1 2007-07-24 Jan Hubicka <jh@suse.cz>
3 * regclass.c (move_table): New type.
4 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5 (init_move_cost): Break out from ...
6 (init_reg_sets_1): ... here; simplify computation of
7 have_regs-of_mode and contains_reg_of_mode.
8 (record_reg_classes): Unswitch internal loops.
9 (copy_cost): Trigger lazy initialization of move cost
10 (record_address_regs): Likewise.
12 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14 * config/darwin.c (darwin_override_options): Don't force on
15 flag_var_tracking_uninit when no debug info is requested.
17 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
19 * cfgloop.c (init_loops_structure): New function.
20 (flow_loops_find): Create root of the loop tree unconditionally.
22 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
24 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
26 2007-07-24 Jan Hubicka <jh@suse.cz>
28 * caller-save.c: Include ggc.h, gt-caller-save.h
29 (reg_save_code, reg_restore_code): Rename to ...
30 (cached_reg_save_code, cached_reg_restore_code): ... those.
31 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
32 (reg_save_code, reg_restore_code): New functions.
33 (init_caller_save): Do not intialize
34 reg_save_code/reg_restore_code tables.
35 * Makeifle.in: (gt-caller-save.h): New.
37 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
39 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
40 with the mode of the original operand instead of
43 2007-07-23 Jan Hubicka <jH@suse.cz>
45 * i386.c (ix86_secondary_memory_needed): Break out to...
46 (inline_secondary_memory_needed): ... here.
47 (ix86_memory_move_cost): Break out to ...
48 (inline_memory_move_cost): ... here; add support for IN value of 2 for
49 maximum of input and output; fix handling of Q_REGS on 64bit.
50 (ix86_secondary_memory_needed): Microoptimize.
52 2007-07-23 Sebastian Pop <sebpop@gmail.com>
54 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
55 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
56 stmts_from_loop, known_dependences_p, build_rdg): New.
57 * tree-data-ref.h: Depends on graphds.h.
58 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
59 (build_rdg): Declared.
60 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
62 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
64 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
67 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
68 Jakub Jelinek <jakub@redhat.com>
71 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
72 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
73 and MEM_POINTER operands over REG and MEM operands.
74 (swap_commutative_operands_p): Change return value to bool.
75 * rtl.h: Update the corresponding prototype.
76 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
77 instead of gen_rtx_PLUS.
78 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
79 value to bool. Change function arguments to rtx's and update code
81 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
82 calls to match the new declaration.
83 * simplify-rtx.c (simplify_associative_operation): Don't
84 reorder simplify_binary_operation arguments.
86 2007-07-23 Richard Sandiford <richard@codesourcery.com>
88 * config/mips/mips.c (override_options): Use mips_costs to derive
89 the default branch cost.
90 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
92 * config/mips/mips.opt (mbranch-cost=): New option.
93 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
95 2007-07-23 Richard Sandiford <richard@codesourcery.com>
97 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
98 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
99 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
100 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
102 2007-07-23 Richard Sandiford <richard@codesourcery.com>
104 * config/mips/constraints.md (ks): New constraint.
105 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
106 (*add<mode>3_mips16): ...here.
108 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
110 * optabs.h (enum optab_index): Add new OTI_signbit.
111 (signbit_optab): Define corresponding macro.
112 (enum insn_code signbit_optab[]): Remove array.
113 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
114 (expand_copysign_absneg): If back end provides signbit insn, use it
115 instead of bit operations on floating point argument.
116 * builtins.c (enum insn_code signbit_optab[]): Remove array.
117 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
118 availability of signbit insn.
120 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
121 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
122 SSE mode is not active.
123 (isinf<mode>2): Disable for mfpmath=sse,387.
125 2007-07-22 Ben Elliston <bje@au.ibm.com>
127 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
129 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
131 2007-07-20 Richard Guenther <rguenther@suse.de>
133 * tree-cfg.c (verify_expr): COND_EXPRs can have any
134 integral typed condition.
135 * tree-ssa.c (useless_type_conversion_p): Do not preserve
136 booleanness. Only preserve conversions from a non-base
137 type to a base type, not in general between types with
138 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
139 * tree.def (COND_EXPR): Document that the condition
140 can be of any integral type.
142 2007-07-20 Nigel Stephens <nigel@mips.com>
143 Richard Sandiford <richard@codesourcery.com>
145 * config/mips/mips.h (mips_dwarf_regno): Declare.
146 (DBX_REGISTER_NUMBER): Remove redundant brackets.
147 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
148 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
149 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
150 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
151 (REG_CLASS_NAMES): Update accordingly.
152 * config/mips/mips.c (mips_dwarf_regno): New array.
153 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
154 (mips_subword): Remove special handling for accumulator registers.
155 (override_options): Initiailize mips_dwarf_regno. Remove use
157 (mips_swap_registers): New function.
158 (mips_conditional_register_usage): Swap accumulator registers
159 around if TARGET_LITTLE_ENDIAN.
160 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
161 * config/mips/constraints.md (h, l): Use the endianness to choose
162 between MD0_REG and MD1_REG.
163 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
164 alternative-dependent template.
166 2007-07-20 Richard Sandiford <richard@codesourcery.com>
168 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
171 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
173 * function.c (thread_prologue_and_epilogue_insns): Fix exit
174 predecessor fallthru flags.
176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
178 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
179 of compare to the same type.
180 * cfgloopmanip.c (add_loop): Update information about loop exits.
181 (loop_version): Remove the innermost loop requirement.
182 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
183 to sizetype for pointers.
185 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
187 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
188 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
189 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
191 * config/dfp-bit.c: Empty for TFmode conversions.
193 2007-07-18 Caroline Tice <ctice@apple.com>
195 * var-tracking.c (find_src_status): Check for COND_EXEC insns
196 and handle them correctly; check that src is not NULL before
198 (find_src_set_src): Likewise.
200 2007-07-18 Bob Wilson <bob.wilson@acm.org>
202 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
203 (struct alignment_context, init_alignment_context): New.
204 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
205 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
206 (XCHAL_HAVE_S32C1I): Likewise.
207 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
208 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
209 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
210 (ATOMIC, HQI): New macros.
211 (memory_barrier, *memory_barrier): New.
212 (sync_lock_releasesi): New.
213 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
214 (sync_lock_test_and_set<mode>): New.
215 (sync_<atomic><mode>): New.
216 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
217 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
218 (xtensa_expand_atomic): New.
220 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
224 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
225 transformation for builtin ISNORMAL.
226 (expand_builtin): Handle BUILT_IN_ISNORMAL.
227 * builtins.def (BUILT_IN_ISNORMAL): New.
228 * doc/extend.texi: Document isnormal.
230 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
235 optabs infrastructure. Provide generic implementation for
237 (expand_builtin): Handle FINITE/ISFINITE.
238 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
239 (fold_builtin_1): Likewise.
241 * builtins.def (BUILT_IN_ISFINITE): New.
243 * doc/extend.texi: Document isfinite.
245 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
250 * builtins.c (expand_builtin_interclass_mathfn): Provide a
251 generic fallback for isinf.
252 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
254 * real.c (get_max_float): ... to here.
255 * real.h (get_max_float): New.
257 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
261 * builtin-attrs.def (ATTR_TYPEGENERIC,
262 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
264 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
265 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
266 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
267 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
269 * c-common.c (handle_type_generic_attribute): New.
270 (c_common_attribute_table): Add "type generic".
272 * c-typeck.c (convert_arguments): Handle "type generic" functions.
274 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
276 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
277 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
280 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
283 * config/cris/cris.c (cris_print_index): Don't use XEXP before
284 checking that the operand is an expression.
286 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
287 Danny Smith <dannysmith@users.sourceforge.net>
290 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
291 file mapping object in local namespace if Windows version later
294 2007-07-18 Richard Sandiford <richard@codesourcery.com>
296 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
297 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
298 arm_cannot_force_const_mem.
299 (arm_cannot_force_const_mem): New function.
300 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
301 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
302 of arm_tls_referenced_p.
303 * config/arm/arm.md (movsi): Split out-of-section constants when
304 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
305 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
307 2007-07-18 Richard Sandiford <richard@codesourcery.com>
309 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
311 2007-07-18 Richard Sandiford <richard@codesourcery.com>
313 * config/mips/mips.md (*extendqihi2): Convert the destination
316 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
318 * config/pa/fptr.c: Update license header.
319 * config/pa/milli64.S: Likewise.
321 2007-07-17 Nick Clifton <nickc@redhat.com>
323 * COPYING_v3: New file. Contains version 3 of the GNU General
325 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
326 Lesser General Public License.
327 * doc/include/gpl_v3.texi: New file. Contains version 3 of
328 the GNU General Public License.
330 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
332 PR rtl-optimization/32773
333 * cfglayout.c (force_one_exit_fallthru): New function.
334 (cfg_layout_finalize): Use it.
336 2007-07-16 Richard Guenther <rguenther@suse.de>
337 Uros Bizjak <ubizjak@gmail.com>
339 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
340 before forcing it to gimple operand.
342 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
343 David Ung <davidu@mips.com>
345 * config/mips/mips.h (TUNE_24K): Define.
346 (TUNE_MACC_CHAINS): Add TUNE_24K.
347 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
349 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
350 (r74k_int_madd): .. this new reservation.
351 (define_bypass): Fixed bypasses for r74k_int_madd to use
353 * config/mips/24k.md (define_bypass): Define new
354 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
356 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
357 Nigel Stephens <nigel@mips.com>
359 * config/mips/mips.md: Include 20kc.md.
360 * config/mips/20kc.md: New file.
361 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
362 (mips_adjust_cost): Tweak for 20Kc.
363 (mips_issue_rate): Likewise.
364 * config/mips/mips.h (TUNE_20KC): Define.
366 2007-07-16 David Edelsohn <edelsohn@gnu.og>
368 * config/rs6000/rs6000.c (struct processor_cost): Add
369 cache_line_size, l1_cache_lines, and simultaneous_prefetches
371 (*_cost): Add cache information.
372 (rs6000_override_options): Set cache parameters.
374 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
377 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
378 * doc/install.texi (mips-sgi-irix6): pthread support works now.
380 2007-07-16 Paul Brook <paul@codesourcery.com>
383 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
384 (cirrus_thumb2_movsi_insn): Ditto.
386 2007-07-15 Geoffrey Keating <geoffk@apple.com>
388 * config/rs6000/darwin-fallback.c (interpret_libc): Change
391 2007-07-15 Andrew Haley <aph@redhat.com>
393 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
394 before looking in the context.
396 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
400 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
401 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
402 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
403 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
404 to generate .CALLINFO statement.
405 (hppa_expand_prologue): Set rp_saved.
406 (hppa_expand_epilogue): Use rp_saved.
407 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
408 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
410 2007-07-14 Dirk Mueller <dmueller@suse.de>
412 * omega.c (coalesce): Fix memory leak on early exit.
413 * matrix-reorg.c (check_allocation_function): Likewise.
414 * tree-vect-transform.c (vect_get_new_vect_var): free result
416 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
417 pass pointer to edge vector
418 (partition_hot_cold_basic_blocks): Fix memory leak.
419 * collect2.c (prefix_from_string): Free temporary storage.
420 * reload1.c (fixup_abnormal_edges): Free sbitmap.
422 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
424 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
425 (DO_GLOBAL_DTORS_BODY): Likewise.
427 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
428 Nigel Stephens <nigel@mips.com>
430 * config/mips/mips.c (mips_classify_symbol): Don't return
431 SYMBOL_SMALL_DATA for constant pool addresses if
432 TARGET_EMBEDDED_DATA is true.
434 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
437 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
438 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
439 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
440 __builtin_ia32_storehps, __builtin_ia32_storelps,
441 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
442 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
443 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
444 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
445 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
446 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
447 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
448 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
449 using def_builtin_const.
451 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
453 PR tree-optimization/32705
454 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
455 (simplify_binary_expression): Use SSA_VAL consistently.
457 2007-07-13 David Edelsohn <edelsohn@gnu.org>
459 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
460 (SPEFSCR_REGNO): Delete definition.
461 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
462 COUNT_REGISTER_REGNUM -> CTR_REGNO.
463 * config/rs6000/rs6000.h: Do not define *_REGNO.
464 LINK_REGISTER_REGNUM -> LR_REGNO.
465 COUNT_REGISTER_REGNUM -> CTR_REGNO.
466 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
468 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
469 R_VRSAVE, R_VSCR. Use them.
470 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
471 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
472 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
473 * config/rs6000/aix.h: Define R_LR. Use it.
475 2007-07-13 Caroline Tice <ctice@apple.com>
477 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
478 flag_var_tracking is explicitly turned off (i.e. when variable
479 tracking is not feasible); otherwise, turn flag_var_tracking on when
480 flag_var_tracking_uninit is on.
481 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
482 note definitions, to allow recording of initialization status in the
484 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
485 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
486 determine if two note locations are equal.
487 (output_loc_list): Don't output list entries whose start & end labels
489 (reg_loc_descriptor): Add parameter for initialization status; pass it
490 to other loc descriptor functions.
491 (one_reg_loc_descriptor): Add parameter for initialization status;
492 check its value and add DW_OP_GNU_uninit to returned loc descr if
494 (multiple_reg_loc_descriptor): Add parameter for initialization
496 pass init status argument to other loc descriptor functions; check
497 value of intialization parameter and add DW_OP_GNU_uninit to returned
498 loc descr if appropriate.
499 (based_loc_descr): Add parameter for initialization status; add new
500 variable for return value; check value of initialization parameter and
501 add DW_OP_GNU_uninit to returned loc descr if appropriate.
502 (concatn_mem_loc_descriptor): Add parameter for initialization status;
503 pass init status argument to other loc descriptor functions; check
504 value of intialization parameter and add DW_OP_GNU_uninit to returned
505 loc descr if appropriate.
506 (mem_loc_descriptor): Likewise.
507 (concat_loc_descriptor): Likewise.
508 (concatn_loc_descriptor): Likewise.
509 (loc_descriptor): Add parameter for initialization status; pass it as
510 argument to other loc descriptor function calls.
511 (loc_descriptor_from_tree_1): Add appropriate initialization status
512 to loc descriptor function calls.
513 (add_location_or_const_value_attribute): Get initialization status
514 from VAR_LOCATION note; add initialization status to loc descriptor
516 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
517 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
518 status is uninitialized, add "[uninint]" to output.
519 * common.opt (fvar-tracking-uninit): New option, similar to
520 fvar-tracking, to turn on tracking of uninitialized variables; creates
521 a new global flag, flag_var_tracking_uninit.
522 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
523 (enum var_init_status): New type, for var initialization status field.
524 * var-tracking.c (struct location_chain_def): Two new fields, init,
525 for initialization status, and set_src for the assignment value expr.
526 (unshare_variable): New parameter for initialization status;
527 initialize new init and set_src fields.
528 (var_reg_set): New parameters for initialization status and value;
529 pass them to set_variable_part.
530 (var_mem_set): Likewise.
531 (get_init_value): New function.
532 (var_reg_delete_and_set): New initialization status & value
533 parameters; add call to get_init_value if status is unknown; pass new
534 parameters to clobber_variable_part and var_reg_set.
535 (var_mem_delete_and_set): Likewise.
536 (var_reg_delete): Pass null set_src value to clobber_variable_part.
537 (var_mem_delete): Likewise.
538 (variable_union): Pass status to unshare_variable; initialize new init
539 and set_src fields. If flag_var_tracking_uninit is not set, force
540 status to initialized.
541 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
542 used later to get the set_src value.
543 (find_src_status): New function.
544 (find_src_set_src): New function.
545 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
546 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
547 MO_SET, get set_src value and pass it to var_reg_delete_and_set
548 and var_mem_delete_and_set.
549 (dump_variable): Print out "[uninit]" if appropriate.
550 (set_variable_part): Add new initialization and set_src parameters;
551 pass status to unshare_variable; set node->init and node- >set_src
552 fields and modify slot in hash table appropriately; save the init and
553 set_src values if appropriate and assign to the new node.
554 (clobber_variable_part): New set_src parameter; if two nodes have
555 same variable and same location but different set_src (assignment)
556 values, clobber old node.
557 (delete_variable_part): Pass init status to unshare_variable.
558 (emit_note_insn_var_location): Add initialized var; assign var's init
559 status to new 'initialized'; pass new init status field to calls to
560 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
561 status to initialized.
562 (emit_notes_in_bb): Pass initialization status to calls to
563 var_reg_set, var_mem_set, var_reg_delete_and_set and
564 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
565 var_reg_delete_and_set and var_mem_delete_and_set; call
566 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
567 make up for change in add_stores.
568 (vt_add_function_parameters): Add status to calls to
570 * config/darwin.c (darwin_override_options): Turn on uninitialized
571 tracking automatically, if var_tracking is on and the system is
574 2007-07-13 Sa Liu <saliu@de.ibm.com>
576 * config.gcc: Add options for arch and tune on SPU.
577 * config/spu/predicates.md: Add constant operands 0 and 1.
578 * config/spu/spu-builtins.def: Add builtins for double precision
579 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
580 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
582 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
584 * config/spu/spu-protos.h: Add new function prototypes.
585 * config/spu/spu.c (spu_override_options): Check options -march and
587 (spu_comp_icode): Add comparison code for DFmode and vector mode.
588 (spu_emit_branch_or_set): Use the new code for DFmode and vector
590 (spu_const_from_int): New. Create a vector constant from 4 ints.
591 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
592 (spu_emit_vector_compare): New. Emit vector compare.
593 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
594 * config/spu/spu.h: Add options -march and -mtune. Define processor
595 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
596 CANONICALIZE_COMPARISON.
597 * config/spu/spu.md: Add new insns for double precision compare
598 and double precision vector compare. Add vcond and smax/smin patterns
599 to enable DFmode vector conditional expression.
600 * config/spu/spu.opt: Add options -march and -mtune.
601 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
602 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
603 both CELL and CELLEDP targets: spu_testsv.
604 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
607 2007-07-13 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/32721
610 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
611 TREE_THIS_VOLATILE on the folded reference.
612 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
613 if the array reference has TREE_THIS_VOLATILE set.
615 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
618 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
620 2007-07-13 Andreas Schwab <schwab@suse.de>
622 * gengtype-lex.l: Allow declarations to be indented.
624 2007-07-12 Geoffrey Keating <geoffk@apple.com>
626 * ginclude/tgmath.h: New.
627 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
628 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
629 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
630 * configure: Regenerate.
632 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
634 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
635 correct index when setting register save state for xd
638 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
640 * config/sh/sh.c (mark_use): Remove.
642 2007-07-12 Paul Brook <paul@codesourcery.com>
644 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
645 reg does not overlap return value.
647 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
649 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
650 (set_expression_vuses): Ditto.
651 (init_pre): Initialize expression_vuses.
653 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
655 * config/i386/sse.md (storentdf, storentsf): New.
657 2007-07-12 Geoffrey Keating <geoffk@apple.com>
659 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
661 * tree.c (build_decl_stat): Move code from here...
662 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
663 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
664 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
665 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
666 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
669 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
670 Devang Patel <dpatel@apple.com>
672 PR tree-optimization/25413
673 * targhooks.c (default_builtin_vector_alignment_reachable): New.
674 * targhooks.h (default_builtin_vector_alignment_reachable): New.
675 * tree.h (contains_packed_reference): New.
676 * expr.c (contains_packed_reference): New.
677 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
678 (vect_enhance_data_refs_alignment): Call
679 vector_alignment_reachable_p.
680 * target.h (vector_alignment_reachable): New builtin.
681 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
682 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
683 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
685 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
687 * target.h (builtin_vectorization_cost): Add new target builtin.
688 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
689 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
690 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
691 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
692 uninitialized variables.
693 * tree-vect-transform.c (cost_for_stmt): New function.
694 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
695 using cost 1 for all scalar stmts. Be less conservative when
696 estimating the number of prologue/epulogue iterations. Call
697 targetm.vectorize.builtin_vectorization_cost. Return
698 min_profitable_iters-1.
699 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
700 initialization cost instead of TARG_VEC_STMT_COST. Use
701 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
702 epilogue code. Fix epilogue cost computation.
703 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
704 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
705 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
706 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
707 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
708 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
710 2007-07-12 Richard Guenther <rguenther@suse.de>
712 * gimplify.c (gimplify_conversion): Make sure that the result
713 from maybe_fold_offset_to_reference is trivially convertible
714 to the desired type before doing the simplification.
715 (gimplify_expr): Likewise.
716 * fold-const.c (fold_binary): Use the correct types for
717 building the simplified expression.
719 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
721 PR rtl-optimization/32729
722 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
723 that fallthru to exit.
725 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
727 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
728 (symDTPOFF2reg): Likewise.
730 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
732 PR tree-optimization/32663
734 * tree.h (VALUE_HANDLE_VUSES): Remove.
735 (struct tree_value_handle): Remove vuses.
737 * tree-vn.c (create_value_handle_for_expr): Don't set
740 * tree-ssa-pre.c (expression_vuses): New.
741 (alloc_expression_id): Set up expression_vuses.
742 (get_expression_vuses): New.
743 (set_expression_vuses): Ditto.
744 (clear_expression_ids): Modify for expression_vuses.
745 (phi_translate_1): Ditto.
746 (phi_translate_set): Ditto.
747 (value_dies_in_block_x): Ditto
748 (valid_in_sets): Ditto.
749 (add_to_sets): Ditto.
750 (find_existing_value_expr): Ditto.
751 (create_value_handle_for_expr): Ditto.
752 (make_values_for_stmt): Ditto.
753 (vuse_equiv): Remove.
755 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
757 * Makefile.in (mostlyclean): Remove object files.
759 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
761 * toplev.c (no_new_pseudos): Deleted.
762 * rtl.h (no_new_pseudos): Deleted.
763 * tree-pass.h (pass_no_new_pseudos): Deleted.
764 * passes.c (pass_no_new_pseudos): Deleted.
765 * final.c (rest_of_clean_state): Removed no_new_pseudos.
766 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
767 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
769 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
770 * rtlhooks.c (gen_lowpart_general): Ditto.
771 * optabs.c (prepare_operand): Ditto.
772 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
774 * modulo-sched.c (rest_of_handle_sms): Ditto.
775 * see.c (rest_of_handle_see): Ditto.
776 * ifcvt.c (if_convert): Ditto.
777 (gate_handle_if_after_combine): Replaced no_new_pseudos with
779 * init-regs.c (gate_initialize_regs): Deleted set of
781 * lower-subreg.c (decompose_multiword_subregs): Ditto.
782 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
783 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
785 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
789 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
790 (*vec_extractv2di_1_rex64): New insn pattern.
792 2007-07-11 David Daney <ddaney@avtrex.com>
794 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
795 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
796 for SIGNAL_UNWIND_RETURN_COLUMN.
797 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
798 (DWARF_FRAME_REGNUM): Rewrite.
799 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
801 2007-07-11 Nick Clifton <nickc@redhat.com>
803 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
804 delta and use gen_int_mode in place of GET_INT instead.
806 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
808 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
811 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
813 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
814 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
816 * params.h (VERIFY_CANONICAL_TYPES): Remove.
817 (USE_CANONICAL_TYPES): New.
818 * doc/invoke.texi (verify-canonical-types): Remove.
819 (use-canonical-types): Add.
821 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
823 * config/spu/spu.c (spu_optimization_options): Remove setting of
824 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
825 (spu_override_options): Move it here.
827 2007-07-11 Richard Sandiford <richard@codesourcery.com>
829 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
830 * config/mips/mips.c (mips_cpu_info_table): Mention
831 MIPS_ISA_LEVEL_SPEC in the comment.
833 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
835 PR tree-optimization/32713
836 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
838 2007-07-11 Paolo Carlini <pcarlini@suse.de>
841 * c-opts.c (c_common_post_options): Do not change flag_complex_method
842 conditional to flag_isoc99.
843 (c_common_init_options): Do it here, unconditionally.
845 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
847 PR tree-optimization/32589
848 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
849 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
850 * tree-ssa-propagate.c (valid_gimple_expression_p): New
851 predicate, extracted from...
852 (set_rhs): ...here. Call it for the expression on entry.
853 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
854 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
855 (simplify_binary_expression): Use valid_gimple_expression_p
856 to validate the simplification.
857 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
859 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
861 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
862 DWARF2_DEBUG on 32 bit target too.
863 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
865 2007-07-11 Nick Clifton <nickc@redhat.com>
867 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
868 version for 64-bit hosts.
870 2007-07-10 David Daney <ddaney@avtrex.com>
872 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
874 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
876 * config/mips/mips.c (mips_expand_synci_loop): New function.
877 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
878 (UNSPEC_RDHWR): Same.
879 (UNSPEC_SYNCI): Same.
881 (clear_cache): New expand.
885 (clear_hazard): Same.
886 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
888 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
889 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
891 2007-07-10 Ian Lance Taylor <iant@google.com>
893 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
896 2007-07-10 David Daney <ddaney@avtrex.com>
898 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
899 * builtins.c (expand_builtin___clear_cache): New function.
900 (expand_builtin): Call expand_builtin___clear_cache for
901 BUILT_IN_CLEAR_CACHE case.
902 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
903 * doc/md.texi (clear_cache): Document new instruction pattern.
904 * testsuite/gcc.dg/builtins-64.c: New test.
906 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
908 * config/cris/cris.md ("movsi"): Fix typo in last change.
910 2007-07-09 Geoffrey Keating <geoffk@apple.com>
913 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
915 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
916 * varasm.c (assemble_start_function): Honor DECL_ALIGN
917 for FUNCTION_DECLs. Don't use align_functions_log if
919 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
920 even for FUNCTION_DECLs.
921 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
923 * tree.h (DECL_ALIGN): Update for new location of 'align'.
924 (DECL_FUNCTION_CODE): Update for new location and name of
926 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
927 (struct tree_decl_common): Move 'align' and 'off_align' out
928 of union, ensure they're still on a 32-bit boundary. Remove
929 other fields in union 'u1'.
930 (struct tree_function_decl): Add field 'function_code' replacing
931 'u1.f' in tree_decl_common.
932 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
933 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
934 (Variable Attributes): Cross-reference 'aligned' attribute
935 to Function Attributes.
936 * flags.h (force_align_functions_log): Delete.
937 * toplev.c (force_align_functions_log): Delete.
939 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
943 (*vec_concatv2di_rex): New insn pattern.
945 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
948 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
950 2007-07-10 Ian Lance Taylor <iant@google.com>
952 Replace no_new_pseudos in backends.
953 * rtl.h (can_create_pseudo_p): Define.
954 * config/darwin.c (machopic_indirect_data_reference): Use
955 can_create_pseudo_p () instead of no_new_pseudos.
956 (machopic_indirect_data_reference): Likewise.
957 (machopic_legitimize_pic_address): Likewise.
958 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
959 (alpha_emit_set_const_1): Likewise.
960 (alpha_emit_set_const): Likewise.
961 (alpha_emit_conditional_move): Likewise.
962 (alpha_split_conditional_move): Likewise.
963 * config/alpha/alpha.md (various splitters): Likewise.
965 * config/arm/arm.c (legitimize_pic_address): Likewise.
966 (arm_load_pic_register): Likewise.
967 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
968 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
969 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
970 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
971 * config/cris/cris.md (movsi): Likewise.
972 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
973 (symGOTOFF2reg_hilo): Likewise.
974 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
975 * config/h8300/h8300.md (insv, extzv): Likewise.
976 * config/i386/i386.c (ix86_expand_move): Likewise.
977 (ix86_expand_vector_move): Likewise.
978 (ix86_prepare_fp_compare_args): Likewise.
979 (ix86_expand_carry_flag_compare): Likewise.
980 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
981 (tls_dynamic_gnu2_combine_32): Likewise.
982 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
983 * config/ia64/ia64.c (ia64_expand_move): Likewise.
984 (ia64_expand_movxf_movrf): Likewise.
985 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
986 (m32c_split_move): Likewise.
987 (m32c_expand_insv): Likewise.
988 * config/m68k/m68k.md (movsi): Likewise.
989 * config/mips/mips.c (mips_force_temporary): Likewise.
990 (mips_split_symbol): Likewise.
991 (mips_move_integer): Likewise.
992 (mips_legitimize_const_move): Likewise.
993 * config/mn10300/mn10300.md (movsi): Likewise.
994 * config/pa/pa.c (emit_move_sequence): Likewise.
995 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
996 (rs6000_got_register): Likewise.
997 (create_TOC_reference): Likewise.
998 (rs6000_machopic_legitimize_pic_address): Likewise.
999 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1000 (various splitters): Likewise.
1001 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1002 (movsi_got): Likewise.
1003 * config/s390/s390.c (emit_symbolic_move): Likewise.
1004 * config/s390/s390.md (movhi, movqi): Likewise.
1005 (load_multiple, store_multiple): Likewise.
1006 * config/score/score.c (score_force_temporary): Likewise.
1007 * config/sh/sh.c (prepare_move_operands): Likewise.
1008 (prepare_cbranch_operands): Likewise.
1009 (emit_fpu_switch): Likewise.
1010 (fpscr_set_from_mem): Likewise.
1011 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1012 (adddi3, subsi3): Likewise.
1013 (various splitters): Likewise.
1014 (divsi_inv_fp_combine): Likewise.
1015 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1016 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1018 * config/sh/predicates.md (xor_operand): Likewise.
1019 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1020 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1021 (movdi_pic_label_ref): Likewise.
1022 * config/spu/spu.c (spu_split_immediate): Likewise.
1023 * config/alpha/alpha.md (various splitters): Remove test
1024 !no_new_pseudos || reload_completed.
1025 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1027 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1028 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1029 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1030 * config/score/score.c (th_output_mi_thunk): Likewise.
1031 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1032 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1034 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1036 PR rtl-optimization/32664
1037 * mode-switching.c (create_pre_exit): Skip barrier insns.
1039 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1041 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1042 force_gimple_operand_bsi.
1043 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1044 rewrite_use_compare): Ditto.
1045 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1047 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1048 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1049 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1050 * tree-profile.c (prepare_instrumented_value,
1051 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1052 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1053 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1054 tree_gen_ior_profiler): Ditto.
1055 * tree-ssa-reassoc.c (negate_value): Ditto.
1056 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1057 Use force_gimple_operand_bsi.
1058 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1059 * tree-if-conv.c (add_to_dst_predicate_list,
1060 find_phi_replacement_condition): Ditto.
1061 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1062 Call mark_symbols_for_renaming for new statements.
1063 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1065 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1067 * cfghooks.c (remove_edge): New function.
1068 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1070 * cfghooks.h (remove_edge): Declare.
1071 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1072 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1074 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1076 * optabs.h: Added declaration for signbit_optab.
1077 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1078 * genoptinit.c (optabs): Added entry for signbit insns.
1079 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1081 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1082 * config/s390/s390.md (signbit<mode>2): New expander.
1084 2007-07-09 Richard Guenther <rguenther@suse.de>
1087 * fold-const.c (fold_plusminus_mult_expr): Move constant
1088 arguments second to allow decomposing.
1090 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1093 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1095 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1096 Disregard DECL_FROM_INLINE.
1098 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1101 * doc/invoke.texi: Add ftree-reassoc flag.
1102 * common.opt (ftree-reassoc): New flag.
1103 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1104 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1106 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1108 PR tree-optimization/32681
1109 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1110 saved in second_edge->aux when first_bb is a loop header.
1112 2007-07-09 Jan HUbicka <jh@suse.cz>
1114 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1116 2007-07-09 Richard Guenther <rguenther@suse.de>
1118 * c-decl.c (start_function): Do not promote return type.
1120 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1122 * function.c (do_warn_unused_parameter): Do not warn if
1123 TREE_NO_WARNING is set.
1125 2007-07-08 Andreas Schwab <schwab@suse.de>
1127 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1129 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1132 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1134 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1135 apply to assembly language, too.
1136 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1138 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1140 Revert (note the sccvn portions are *not* reverted)
1141 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1143 Fix PR tree-optimization/23488
1145 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1147 * tree-flow-inline.h (get_value_handle): Ditto.
1148 * tree-ssa-pre.c (decl_vh_map): New.
1149 (decl_node_pool): New.
1150 (can_value_number_operation): Support DECL_P.
1151 (can_PRE_operation): Ditto.
1152 (create_expression_by_pieces): Ditto.
1153 (find_existing_value_expr): Modify to differnetiate between
1154 addressing and top level.
1155 (create_value_handle_for_expr): Handle DECL's.
1156 (poolify_tree): Ditto.
1157 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1158 (make_values_for_stmt): Handle DECL's properly.
1159 (init_pre): Reorg to not init useless things during FRE.
1161 * tree-flow.h: Include pointer-set.h.
1162 (decl_vh_map): Declare.
1163 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1165 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1167 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1168 the constraint description.
1169 * doc/md.texi: Update documentation of AVR constraints.
1171 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1173 * auto-inc-dec.c, config/arm/arm.c,
1174 config/m32r/constraints.md, config/mips/mips.md,
1175 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1176 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1177 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1178 typos. Follow spelling conventions.
1179 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1181 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1182 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1184 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1185 realloc_vuse): Remove.
1186 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1189 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1191 Fix PR tree-optimization/23488
1193 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1194 (try_to_simplify): Ditto.
1196 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1198 * tree-flow-inline.h (get_value_handle): Ditto.
1199 * tree-ssa-pre.c (decl_vh_map): New.
1200 (decl_node_pool): New.
1201 (can_value_number_operation): Support DECL_P.
1202 (can_PRE_operation): Ditto.
1203 (create_expression_by_pieces): Ditto.
1204 (find_existing_value_expr): Modify to differnetiate between
1205 addressing and top level.
1206 (create_value_handle_for_expr): Handle DECL's.
1207 (poolify_tree): Ditto.
1208 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1209 (make_values_for_stmt): Handle DECL's properly.
1210 (init_pre): Reorg to not init useless things during FRE.
1212 * tree-flow.h: Include pointer-set.h.
1213 (decl_vh_map): Declare.
1214 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1216 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1218 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1219 apply to assembly language, too.
1220 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1222 2007-07-06 Ian Lance Taylor <iant@google.com>
1223 Zack Weinberg <zackw@panix.com>
1226 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1228 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1230 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1231 (prefetch): Likewise if "pref" would be used.
1233 2007-07-06 Josh Conner <jconner@apple.com>
1237 * calls.c (store_one_arg): Handle arguments which are partially
1238 on the stack when detecting argument overlap.
1240 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1242 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1243 chosen during find_reloads.
1245 2007-07-06 Richard Guenther <rguenther@suse.de>
1247 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1248 TYPE_ARG_TYPES for verification of argument types. Use
1249 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1250 parameters as variable arguments.
1252 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1254 * libgcc2.h (word_type): Type definition removed.
1255 (cmp_return_type, shift_count_type): Type definitions added.
1256 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1257 replaced with shift_count_type.
1258 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1260 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1261 changed from word_type to Wtype.
1262 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1263 replaced with shift_count_type.
1264 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1266 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1267 and libgcc_shift_count attribute added.
1268 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1269 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1270 (TARGET_INITIALIZER): New target hooks added.
1271 * targhooks.c (default_libgcc_cmp_return_mode,
1272 default_libgcc_shift_count_mode): Default implementations for the new
1274 * targhooks.h (default_libgcc_cmp_return_mode,
1275 default_libgcc_shift_count_mode): Function prototypes added.
1276 * target.h (struct gcc_target): Fields for the new target hooks added.
1277 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1279 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1282 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1283 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1285 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1286 s390_libgcc_shift_count_mode): Functions added.
1287 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1288 Target hooks defined.
1290 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1292 * config/mips/mips.c (compute_frame_size): Restore the original
1293 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1294 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1295 Document why the difference is needed.
1297 2007-07-06 Richard Guenther <rguenther@suse.de>
1299 * c-common.c (boolean_increment): Use correctly typed
1302 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1304 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1305 the topmost argument register is not also included in the save mask.
1306 (mips16e_collect_argument_save_p): Take a pointer to the argument
1307 register, rather than a pointer to the number of arguments.
1308 (mips16e_collect_argument_saves): Only include argument saves
1309 that aren't in the register mask.
1311 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1313 PR rtl-optimization/32450
1314 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1315 to ensure that instructions are not moved into the prologue when
1316 profiling is on. Remove unused prologue_end variable.
1317 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1318 as a scheduling barrier.
1320 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1324 Disregard DECL_FROM_INLINE.
1326 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1328 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1329 IORing with a constant.
1331 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1333 PR rtl-optimization/32475
1334 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1335 for every definition of the stack pointer.
1337 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1339 * arm.c (vfp3_const_double_index): Copy signed results of
1340 REAL_VALUE_TO_INT into unsigned vars.
1342 2007-07-05 Richard Guenther <rguenther@suse.de>
1345 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1347 * tree-ssa.c (useless_type_conversion_p): Check canonical
1350 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1352 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1353 zero_extendhisi2): Change to define_insn_and_split.
1354 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1356 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1358 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1359 pass_match_asm_constraints): New.
1360 * passes.c (init_optimization_passes): Add new pass.
1361 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1362 * function.h (struct function): Add has_asm_statement bit.
1363 (current_function_has_asm_statement): New.
1364 * tree-pass.h (pass_match_asm_constraints): New.
1366 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1368 * config/mips/mips.c (mips_file_start): Avoid declaration
1371 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1373 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1375 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1377 * rtl.def (NOTE): Change print format string to print
1378 operand 5 as a note insn name.
1380 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1381 David Ung <davidu@mips.com>
1383 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1384 * doc/invoke.texi: (MIPS Options): Document them.
1386 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1387 David Ung <davidu@mips.com>
1389 Add support for SmartMIPS ASE.
1391 * optabs.c (expand_binop_directly): New, broken out from...
1392 (expand_binop): Here. Make it try rotating in the other
1393 direction even when the second operand isn't constant.
1394 * config/mips/mips.md (*lwxs): New.
1395 * config/mips/mips.opt (msmartmips): New.
1396 * config/mips/mips.c (mips_lwxs_address_p): New.
1397 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1398 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1399 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1400 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1401 (ISA_HAS_LWXS): New.
1402 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1403 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1404 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1405 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1406 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1407 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1408 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1410 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1412 * tree-vectorizer.c (new_loop_vec_info): Initialize
1413 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1414 * tree-vectorizer.h (_loop_vec_info): Added new filed
1415 min_profitable_iters.
1416 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1417 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1418 * tree-vect-analyze.c (vect_analyze_operations): Set
1419 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1420 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1421 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1422 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1423 and prologue cost to after they are computed.
1424 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1426 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1427 of creating vectors from scalars according to dt.
1428 (vect_model_store_cost): Likewise.
1429 (vectorizable_call): Use dt array instead of scalar dt. Call
1430 vect_model_simple_cost with additional argument dt.
1431 (vectorizable_assignment): Likewise.
1432 (vectorizable_operation): Likewise.
1433 (vectorizable_type_demotion): Likewise.
1434 (vectorizable_type_promotion): Likewise.
1435 (vectorizable_store): Use dt array instead of scalar dt. Call
1436 vect_model_store_cost with additional argument dt.
1437 (vect_do_peeling_for_loop_bound): Don't call
1438 vect_estimate_min_profitable_iters. Instead, lookup
1439 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1440 "may not be profitable".
1442 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1445 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1446 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1447 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1448 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1450 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1452 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1453 addressing modes cheaper.
1455 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1457 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1458 (dw_ranges_struct): Rename block_num to num. Adjust.
1459 (dw_ranges_by_label_struct): New.
1460 (ranges_by_label, ranges_by_label_allocated,
1461 ranges_by_label_in_use): New variables.
1462 (add_ranges_num): Factored most of the code out of...
1463 (add_ranges): ... this one. Rewrite in terms of the former.
1464 (add_ranges_by_labels): New.
1465 (output_ranges): Output by-label ranges.
1466 (dwarf2out_finish): Output range for multiple-section
1467 compile_unit. Output standard DW_AT_low_pc in addition to
1468 unexpected DW_AT_entry_pc.
1470 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1472 PR tree-optimization/32604
1473 PR tree-optimization/32606
1475 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1476 (compute_antic_safe): Removed.
1477 (ANTIC_SAFE_LOADS): Ditto.
1478 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1479 (execute_pre): Don't call compute_antic_safe.
1480 (vuse_equiv): New function.
1481 (make_values_for_stmt): Use it
1482 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1485 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1488 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1490 (avr_attribute_table): Make "naked" attribute apply to function types
1491 rather than to decls.
1492 (avr_handle_fntype_attribute): New function.
1494 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1496 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1499 2007-07-04 David Ung <davidu@mips.com>
1500 Joseph Myers <joseph@codesourcery.com>
1502 * config/mips/mips.md (type): Add logical, signext and move.
1503 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1504 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1505 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1506 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1507 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1508 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1509 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1510 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1511 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1512 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1513 movv2sf_hardfloat_64bit): Use the new types.
1514 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1515 *movdf_softfloat, *movdf_mips16): Use "multi".
1516 (extendqihi2): Replace with a define_expand.
1517 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1518 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1519 * config/mips/74k.md (r74k_int_logical): New reservation and
1521 (r74k_int_arith): Remove "slt".
1522 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1523 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1524 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1525 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1526 reservations for "arith".
1528 2007-07-04 Richard Guenther <rguenther@suse.de>
1530 * tree-ssa.c (useless_type_conversion_p): Add handling for
1531 scalar float and vector types. Only call the types_compatible_p
1532 langhook for aggregate types as last resort. Follow the
1535 2007-07-04 Richard Guenther <rguenther@suse.de>
1537 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1538 the same as NOP_EXPR.
1540 2007-07-04 Nick Clifton <nickc@redhat.com>
1542 * target.h (struct gcc_target): Add target_help field.
1543 * target-def.h (TARGET_HELP): New.
1544 (TARGET_INITIALIZER): Use TARGET_HELP.
1545 * opts.c (command_handle_option): Invoke target_help function, if
1546 defined, when the user has specified --target-help on the command
1548 * doc/invoke.texi: Mention that --target-help might print
1549 additional information.
1550 * doc/tm.texi: Document TARGET_HELP hook.
1552 * arm.c (TARGET_HELP): Override default definition.
1553 (arm_target_help): New - display a wrapped list of cores and
1554 architectures supported.
1556 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1558 * config/gcc/v850/v850.c (expand_prologue): Make sure
1559 GEN_INT() argument is sign extended rather than zero extended.
1560 (expand_epilogue): Likewise.
1561 (output_move_double): Delete.
1562 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1563 * config/gcc/v850/v850.md (movdi): Delete.
1564 (*movdi_internal): Delete.
1566 (*movdf_internal): Delete.
1568 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1570 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1571 unless compiling RTP PIC.
1573 2007-07-04 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/32482
1576 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1577 original ssa name if we didn't find a shift expression.
1578 Fix shift constant for bit zero test.
1580 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1582 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1584 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1586 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1587 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1588 * config/arm/vxworks.h (ASM_SPEC): Delete.
1589 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1591 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1593 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1594 (DDR_REVERSED_P): New.
1595 * tree-data-ref.c (initialize_data_dependence_relation,
1596 build_classic_dist_vector): Set DDR_REVERSED_P.
1598 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1601 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1602 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1603 init_omega_for_ddr_1): Use non conservative number of iterations
1605 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1606 (analyze_siv_subscript): Remove FIXME and reinitialization of
1607 last_conflicts to chrec_dont_know.
1608 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1610 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1612 * tree.c (maybe_canonicalize_argtypes): Improve description.
1614 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1616 * tree.c (maybe_canonicalize_argtypes): New.
1617 (build_function_type): Set canonical type.
1618 (build_method_type_directly): Ditto.
1619 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1622 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1624 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1626 (rewrite_use_nonlinear_expr): Likewise.
1628 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1630 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1632 2007-07-04 Ben Elliston <bje@au.ibm.com>
1634 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1637 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1639 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1640 (Exception Handling): Likewise.
1642 2007-07-03 Jan Hubicka <jh@suse.cz>
1644 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1646 2007-07-03 Eric Christopher <echristo@apple.com>
1648 * doc/cppopts.texi: Add conflicting option note to -dM.
1649 * doc/invoke.texi: Add note about possible conflicts with
1650 -E for -dCHARS and note that -dM will not produce
1651 any results if there is no machine dependent reorg.
1653 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1655 * tree.h (DECL_ALIGN): Back out previous change.
1657 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1659 * configure.ac: Test for .dtprelword support on MIPS.
1660 * configure, config.in: Regenerate.
1661 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1662 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1664 2007-07-03 Julian Brown <julian@codesourcery.com>
1666 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1667 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1668 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1669 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1671 (all_fpus): Add FPUTYPE_VFP3.
1672 (fp_model_for_fpu): Add VFPv3 field.
1673 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1674 (vfp3_const_double_index): New function. Return integer index of
1675 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1677 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1678 and argument represents a valid RTX for a VFPv3 constant.
1679 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1681 (vfp_emit_fstmd): Similar, for fstmd.
1682 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1683 constants, represented as integer indices.
1684 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1685 VFP_REGNO_OK_FOR_DOUBLE macros.
1686 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1687 (arm_file_start): Set float-abi attribute for VFPv3, and output
1688 correct ".fpu" assembler directive.
1689 (arm_dbx_register_numbering): Add FIXME.
1690 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1691 (fputype): Add FPUTYPE_VFP3.
1692 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1693 (CALL_USED_REGISTERS): Likewise.
1694 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1695 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1696 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1697 (D7_VFP_REGNUM): New.
1698 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1699 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1700 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1701 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1702 (REG_ALLOC_ORDER): Adjust for VFPv3.
1703 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1704 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1705 VFP_LO_REGS, VFP_HI_REGS.
1706 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1707 (IS_VFP_CLASS): Define macro.
1708 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1710 (REGISTER_MOVE_COST): Likewise.
1711 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1712 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1713 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1714 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1715 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1716 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1717 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1718 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1719 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1720 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1721 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1722 where appropriate for single-word registers.
1723 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1724 As above. Fix type attributes.
1725 * config/arm/constraints.md (register_contraint "t"): Define.
1726 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1728 (register_constraint "x"): Define.
1729 (constraint "Dv"): Define.
1731 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1733 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1735 2007-07-03 Tom Tromey <tromey@redhat.com>
1737 * c-parser.c (objc_pq_context): Removed.
1738 (objc_need_raw_identifier): Likewise.
1739 (c_parser) <objc_pq_context>: New field.
1740 <objc_need_raw_identifier>: Likewise.
1741 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1742 (c_lex_one_token): Update.
1743 (c_parser_objc_protocol_definition): Update.
1744 (c_parser_objc_method_definition): Update.
1745 (c_parser_objc_methodproto): Update.
1746 (c_parser_declspecs): Update.
1748 2007-07-03 David Ung <davidu@mips.com>
1750 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1752 2007-07-03 David Ung <davidu@mips.com>
1753 Richard Sandiford <richard@codesourcery.com>
1755 * doc/invoke.texi: Document -march=74kf3_2.
1756 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1757 (TUNE_74K): Check for it.
1758 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1759 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1760 * config/mips/mips.md (cpu): Add 74kf3_2.
1761 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1762 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1763 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1764 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1765 74kf3_2 to the CPU list.
1766 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1767 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1768 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1769 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1770 (r74kf3_2_fxfer_from_c1): New insn reservations.
1772 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1773 David Ung <davidu@mips.com>
1775 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1776 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1777 and 74k[fx]. Document aliases for the new options.
1778 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1779 (PROCESSOR_24KF2_1): ...this.
1780 (PROCESSOR_24KX): Rename to...
1781 (PROCESSOR_24KF1_1): ...this.
1782 (PROCESSOR_74KF): Rename to...
1783 (PROCESSOR_74KF2_1): ...this.
1784 (PROCESSOR_74KX): Rename to...
1785 (PROCESSOR_74KF1_1): ...this.
1786 (TUNE_74K): Update PROCESSOR_* names.
1787 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1788 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1789 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1790 (mips_rtx_cost_data): Update processor names in comments.
1791 (mips_issue_rate): Update PROCESSOR_* names.
1792 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1793 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1794 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1795 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1796 Update cpu attribute names.
1797 (r24k_fpu_iss): Rename this reservation to...
1798 (r24kf2_1_fpu_iss): ...this and update all uses.
1799 (r24kx_fpu_iss): Rename this reservation to...
1800 (r24kf1_1_fpu_iss): ...this and update all uses.
1801 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1802 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1803 Update cpu attribute names.
1805 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1807 * config/m32r/constraints.md: New file.
1808 * config/m32r/m32r.c: Include tm-constrs.h.
1809 (small_data_operand): Use satisfies_constraint_* instead of macro.
1810 (addr24_operand, gen_compare): Likewise.
1811 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1812 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1813 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1814 EXTRA_CONSTRAINT): Likewise.
1815 * config/m32r/m32r.md: Include constraints.md.
1816 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1817 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1818 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1819 (two_insn_const_operand, int8_operand, uint16_operand,
1820 reg_or_int16_operand, reg_or_uint16_operand,
1821 reg_or_cmp_int16_operand, cmp_int16_operand,
1822 seth_add3_operand): Likewise.
1824 2007-07-03 Eric Christopher <echristo@gmail.com>
1826 * libgcc2.h: Conditionally declare __bswapsi2 and
1829 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1831 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1834 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1837 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1838 (__gthrw_pragma): Provide default definition.
1840 * gthr-posix.c (__gthrw_pragma): Define.
1842 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1844 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1845 before declaring inequality.
1847 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1849 * combine.c (recog_for_combine): Log the success or failure of
1850 matching new insn patterns against the machine description in
1853 2007-07-03 Revital Eres <eres@il.ibm.com>
1855 * ddg.c (print_sccs): New function.
1856 (check_sccs): New function.
1857 (create_ddg_all_sccs): Use it.
1858 * ddg.h (print_sccs): Declare.
1859 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1861 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1863 * targhooks.h (default_mode_for_suffix): New function declaration.
1864 * targhooks.c (default_mode_for_suffix): New default target hook.
1865 * target.h (struct c): New structure in the targetm struct.
1866 (mode_for_suffix): New target hook as part of struct c.
1867 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1868 default_mode_for_suffix.
1869 (TARGET_C): New define.
1870 * c-lex.c: Include "target.h".
1871 (interpret_float): Use targetm.c.mode_for_suffix to determine
1872 the mode for a given non-standard suffix.
1873 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1875 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1876 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1878 * doc/extend.texi (Floating Types): New node. Document __float80 and
1879 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1881 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1884 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1885 predicate instead of target_operand.
1886 (divsi3_i1_media, divsi3_media_2): Likewise.
1888 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1890 * tree.h (alias_sets_might_conflict_p): Rename into
1891 alias_sets_must_conflict_p.
1892 * alias.c (alias_sets_might_conflict_p): Likewise.
1893 (alias_sets_conflict_p): Use it.
1894 (objects_must_conflict_p): Likewise.
1895 * c-common.c (strict_aliasing_warning): Adjust.
1897 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1899 * rtlhooks.c (gen_lowpart_if_possible): Check for
1900 invalid subreg before calling gen_lowpart_SUBREG.
1902 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1904 * config/darwin9.h: Add copyright notice.
1905 (LINK_COMMAND_SPEC): Add comment.
1906 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1907 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1908 DARWIN_LIBSYSTEM_HAS_UNWIND.
1910 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1913 * omp-low.c (check_combined_parallel): New function.
1914 (lower_omp_parallel): Call it via walk_stmts, set
1915 OMP_PARALLEL_COMBINED if appropriate.
1916 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1917 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1918 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1919 don't consider it as combined parallel.
1921 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1923 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1924 (gcc_tooldir): Likewise.
1925 * configure: Regenerate.
1926 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1927 old configure.ac gcc_tooldir setting.
1928 (prefix_to_exec_prefix): New variable.
1929 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1930 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1932 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1934 Fix PR tree-optimization/32583
1935 Fix PR tree-optimization/32584
1936 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1937 (phi_translate_set): Use phi_translate directly now.
1938 (make_values_for_stmt): Don't value number RHS if we already know
1941 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1942 Jim Wilson <wilson@specifix.com>
1945 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1948 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1949 Richard Sandiford <richard@codesourcery.com>
1950 Nigel Stephens <nigel@mips.com>
1952 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1953 (mips16e_output_save_restore): Declare.
1954 (mips16e_save_restore_pattern_p): Likewise.
1955 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1956 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1957 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1958 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1959 (BITSET_P): New global macro, extracted from...
1960 (mips_for_each_saved_reg): ...here.
1961 (mips16e_save_restore_info): New struct.
1962 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1963 (mips16e_save_restore_regs): New variable.
1964 (mips_split_plus, mips16e_find_first_register): New functions.
1965 (mips16e_mask_registers): New function.
1966 (compute_frame_size): Expand the commentary before the function.
1967 Enforce the MIPS16e save and restore register range restrictions.
1968 Pad the general register save area at the low end.
1969 (mips16e_save_restore_reg, mips16e_build_save_restore)
1970 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1971 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1972 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1974 (mips_expand_prologue, mips_expand_epilogue): Handle
1975 GENERATE_MIPS16E_SAVE_RESTORE.
1976 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1978 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1980 PR tree-optimization/31966
1981 PR tree-optimization/32533
1982 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1983 "basic_block" description as its third argument. Update function
1984 calls to get destination bb from "edge" argument. Save "cond" into
1985 aux field of the edge. Update prototype for changed arguments.
1986 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1988 (find_phi_replacement_condition): Operate on incoming edges, not
1989 on predecessor blocks. If there is a condition saved in the
1990 incoming edge aux field, AND it with incoming bb predicate.
1991 Return source bb of the first edge.
1992 (clean_predicate_lists): Clean aux field of outgoing node edges.
1993 (tree_if_conversion): Do not initialize cond variable. Move
1994 variable declaration into the loop.
1995 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1996 initializations of new_stmt, arg0 and arg1 variables.
1998 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2000 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2001 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2003 2007-07-02 Richard Guenther <rguenther@suse.de>
2005 * tree-ssa.c (useless_type_conversion_p): Document
2006 future intent as defining the middle-end type system.
2007 Re-structure to call langhook last, group by type class,
2008 mark questionable parts.
2010 2007-07-02 Richard Guenther <rguenther@suse.de>
2012 * tree-flow.h (types_compatible_p): Declare.
2013 * tree-ssa.c (types_compatible_p): New function.
2014 * ipa-type-escape.c (discover_unique_type): Use
2015 types_compatible_p instead of lang_hooks.types_compatible_p.
2016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2017 * tree-vn.c (expressions_equal_p): Likewise.
2018 * tree.c (fields_compatible_p): Likewise.
2019 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2020 (cprop_operand): Use useless_type_conversion_p instead of
2021 lang_hooks.types_compatible_p.
2022 * tree-inline.c (setup_one_parameter): Likewise.
2023 (declare_return_variable): Likewise.
2024 * tree-nrv.c (tree_nrv): Likewise.
2025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2026 (maybe_fold_offset_to_component_ref): Likewise.
2027 (maybe_fold_offset_to_reference): Likewise.
2028 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2029 (merge_alias_info): Likewise.
2030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2031 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2032 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2033 * tree-tailcall.c (find_tail_calls): Likewise.
2034 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2035 * gimplify.c (canonicalize_addr_expr): Likewise.
2036 (fold_indirect_ref_rhs): Likewise.
2037 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2038 (cpt_same_type): Likewise.
2039 (check_pointer_types_r): Swap parameters to cpt_same_type
2041 * fold-const.c (fold_convert): Revert fix for PR15988.
2042 * tree-inline.c (setup_one_parameter): Instead fix it here by
2043 using fold_build1 instead of fold_convert and checking for
2044 error_mark_node. Convert only if the conversion is necessary.
2046 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2048 * configure.ac: Check for .gnu_attribute on Power.
2049 * configure: Regenerate.
2050 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2051 attribute for floating-point ABI.
2053 2007-07-02 Ira Rosen <irar@il.ibm.com>
2055 PR tree-optimization/32230
2056 PR tree-optimization/32477
2057 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2058 address is a constant.
2060 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2062 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2063 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2064 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2065 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2066 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2067 64-bit targets. Add support for *-elfoabi*.
2068 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2069 different settings if $(tm_defines) does not select the EABI.
2070 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2071 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2072 (MIPS_ARCH_OPTION_SPEC): Likewise.
2073 (MIPS_ISA_LEVEL_SPEC): Likewise.
2074 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2075 * config/mips/elfoabi.h: New file.
2077 2007-07-02 Richard Guenther <rguenther@suse.de>
2079 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2080 (useless_type_conversion_p): ... this.
2081 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2082 (useless_type_conversion_p): ... this.
2083 * builtins.c (fold_builtin_memory_op): Rename
2084 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2085 * tree-cfg.c (verify_expr): Likewise.
2086 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2087 * tree-ssa-ccp.c (ccp_fold): Likewise.
2088 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2089 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2091 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2092 * tree-ssa-pre.c (eliminate): Likewise.
2093 * tree-ssa.c (delete_tree_ssa): Likewise.
2094 (tree_ssa_useless_type_conversion): Likewise.
2095 * tree.c (build2_stat): Likewise.
2097 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2099 Fix PR tree-optimization/32571
2100 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2103 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2106 and other expected operations explicitly, change default to
2109 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2111 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2113 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2114 (tls_load_dot_plus_eight): Move the label number into the unspec.
2115 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2117 2007-07-01 Andreas Schwab <schwab@suse.de>
2119 * dwarf2out.c (initial_return_save): Define only if used.
2121 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2123 Unreverting Richard's Revert of:
2125 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2127 * dce.c (deletable_insn_p_1): New function, split out from...
2128 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2129 specially, not those inside PARALLELs. Remove BODY argument
2130 and adjust recursive call accordingly.
2131 (prescan_insns_for_dce): Update call to delete_insn_p.
2133 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2134 Revital Eres <eres@il.ibm.com>
2136 * ddg.c (create_ddg_all_sccs): Fix missed
2137 initialization of scc_nodes.
2139 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2142 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2143 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2145 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2147 * configure.ac: Check for .gnu_attribute on MIPS.
2148 * configure, config.in: Regenerate.
2149 * config/mips/mips.c (mips_file_start): If supported, output
2150 attribute for floating-point ABI.
2152 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2156 (ffs_cmove): New expander to expand using ctz pattern.
2157 (*ffs_cmove): Remove pattern.
2158 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2159 (ffsdi2): Expand using ctz pattern.
2160 (*ffs_rex64): Remove pattern.
2162 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2164 PR rtl-optimization/32296
2165 * pa.md (return): Delete pattern.
2166 (return_internal): Remove "(const_int 1)" from pattern.
2167 (epilogue): Use return_internal pattern for trivial returns.
2168 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2169 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2171 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2173 * tree-ssa-pre.c (is_exception_related): New function
2174 (can_value_number_operation): Use it.
2176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2178 Fix PR tree-optimization/32540
2179 Fix PR tree-optimization/31651
2181 * tree-ssa-sccvn.c: New file.
2183 * tree-ssa-sccvn.h: Ditto.
2185 * tree-vn.c: Include tree-ssa-sccvn.h
2186 (val_expr_paid_d): Removed.
2187 (value_table): Ditto.
2188 (vn_compute): Ditto.
2189 (val_expr_pair_hash): Ditto.
2190 (val_expr_pair_expr_eq): Ditto.
2191 (copy_vuses_from_stmt): Ditto.
2194 (shared_vuses_from_stmt): Ditto.
2195 (print_creation_to_file): Moved up.
2196 (sort_vuses): Ditto.
2197 (sort_vuses_heap): Ditto.
2198 (set_value_handle): Make non-static.
2199 (make_value_handle): Ditto.
2200 (vn_add): Rewritten to use sccvn lookups.
2201 (vn_add_with_vuses): Ditto.
2202 (vn_lookup): Ditto (and second argument removed).
2203 (vn_lookup_with_vuses): Ditto.
2204 (vn_lookup_or_add): Ditto (and second argument removed);
2205 (vn_lookup_or_add_with_vuses): Ditto.
2206 (vn_lookup_with_stmt): New.
2207 (vn_lookup_or_add_with_stmt): Ditto.
2208 (create_value_handle_for_expr): Ditto.
2210 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2211 (seen_during_translate): New function.
2212 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2213 (phi_trans_add): Ditto.
2214 (constant_expr_p): FIELD_DECL is always constant.
2215 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2216 Use constant_expr_p.
2217 Avoid infinite recursion on mutually valued expressions.
2218 Change callers of vn_lookup_or_add.
2219 (phi_translate): New function.
2220 (compute_antic_safe): Allow phi nodes.
2221 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2222 (find_or_generate_expression): Rewrite slightly.
2223 (create_expression_by_pieces): Updated for vn_lookup_or_add
2225 Update VN_INFO for new names.
2226 (insert_into_preds_of_block): Update for new names.
2227 (add_to_exp_gen): New function.
2228 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2229 (find_existing_value_expr): Rewrite to changed vn_lookup.
2230 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2231 (try_look_through_load): Removed.
2232 (try_combine_conversion): Ditto.
2233 (get_sccvn_value): New function.
2234 (make_values_for_phi): Ditto.
2235 (make_values_for_stmt): Ditto.
2236 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2238 (init_pre): Update for SCCVN changes.
2240 (execute_pre): Ditto.
2242 * tree-flow.h (make_value_handle): Declare.
2243 (set_value_handle): Ditto.
2244 (sort_vuses_heap): Ditto.
2245 (vn_lookup_or_add_with_stmt): Ditto.
2246 (vn_lookup_with_stmt): Ditto.
2247 (vn_compute): Remove.
2250 (vn_lookup): Update arguments.
2252 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2254 (tree-ssa-sccvn.o): New.
2255 (OBJS-common): Add tree-ssa-sccvn.o
2257 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2260 * c-typeck.c (build_external_ref): Don't mark as used if called
2262 * calls.c (rtx_for_function_call): Likewise.
2264 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2268 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2270 * dce.c (deletable_insn_p_1): New function, split out from...
2271 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2272 specially, not those inside PARALLELs. Remove BODY argument
2273 and adjust recursive call accordingly.
2274 (prescan_insns_for_dce): Update call to delete_insn_p.
2276 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2278 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2279 (try_combine): Move potential calls to undo_all() so they happen
2280 before we commit to using the combined insns.
2282 2006-06-30 Jan Hubicka <jh@suse.cz>
2284 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2287 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2289 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2290 (cgraph_remove_unreachable_nodes): Likewise.
2291 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2292 * ipa-inline.c (update_caller_keys): Cast according to the coding
2294 (cgraph_decide_recursive_inlining): Likewise.
2295 (cgraph_decide_inlining_of_small_function): Likewise.
2296 (try_inline): Likewise.
2297 (cgraph_decide_inlining_incrementally): Likewise.
2298 * ipa-pure-const.c (get_function_state): Likewise.
2299 (scan_function): Likewise.
2300 (analyze_function): Likewise.
2301 (static_execute): Likewise.
2302 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2303 (merge_callee_local_info): Likewise.
2304 (analyze_function): Use type safe memory macros.
2305 (static_execute): Likewise. Cast according to the coding conventions.
2306 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2308 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2310 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2311 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2314 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2317 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2318 for complex modes (both int and real).
2320 2007-06-29 Jan Hubicka <jh@suse.cz>
2322 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2324 2007-06-29 Jan Hubicka <jh@suse.cz>
2327 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2330 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2333 * config/avr/avr.c: Include dataflow header file.
2334 (expand_prologue): Adjust for prologue insn change.
2335 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2338 2007-06-29 Richard Guenther <rguenther@suse.de>
2341 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2342 during type verification.
2344 2007-06-29 Jan Hubicka <jh@suse.cz>
2346 * recog.c (validate_change_rtx_1): Unshare TO argument.
2348 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2350 PR tree-optimization/24659
2351 * tree-vect-transform.c (vectorizable_call): Handle
2352 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2354 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2355 * config/i386/i386.c (enum ix86_builtins)
2356 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2357 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2359 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2360 const using def_builtin_const.
2361 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2362 input operands in the same modes as the result.
2363 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2365 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2367 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2368 (df_set_dead_notes_for_mw): Likewise.
2370 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2372 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2374 2007-06-28 DJ Delorie <dj@redhat.com>
2376 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2378 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2380 * doc/invoke.texi (C++ Dialect Options): Document
2381 fvisibility-ms-compat.
2382 * c.opt (fvisibility-ms-compat): New.
2384 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2387 * tree-affine.c (aff_combination_add_elt): Handle
2388 pointer addition specially.
2390 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2392 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2393 decl is non-external for AIX ABI.
2395 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2397 * config/rs6000/predicates.md (current_file_function_operand):
2398 Ensure the symbol is non-external for AIX ABI.
2400 2007-06-28 Nick Clifton <nickc@redhat.com>
2402 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2403 (fdce, fdse, fpredictive-commoning): Likewise.
2405 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2408 * gcc.c (process_command): Recognize the new -static-libgfortran
2411 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2414 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2415 Use a call clobbered hard reg instead of a pseudo reg.
2417 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2419 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2421 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2424 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2425 REG_LIBCALL and REG_RETVAL notes.
2426 (divsi3, mulsi3): Likewise.
2427 (mulhisi3): Likewise. Use emit_libcall_block.
2428 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2430 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2432 PR rtl-optimization/32481
2433 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2435 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2437 * dce.c (deletable_insn_p_1): New function, split out from...
2438 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2439 specially, not those inside PARALLELs. Remove BODY argument
2440 and adjust recursive call accordingly.
2441 (prescan_insns_for_dce): Update call to delete_insn_p.
2443 2007-06-27 Richard Guenther <rguenther@suse.de>
2446 * tree.h (fold_convertible_p): Declare.
2447 * fold-const.c (fold_convertible_p): New function.
2448 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2449 instead of lang_hooks.types_compatible_p.
2451 2007-06-26 Jan Hubicka <jh@suse.cz>
2453 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2454 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2455 early use validate_unshare_change.
2456 (reload_combine): Likewise.
2457 * recog.c (change_t): New field unshare.
2458 (validate_change_1): Rename from validate_change; add argument unshare.
2459 (validate_change): Turn into wrapper of validate_change_1; update
2460 prototype for bools.
2461 (validate_unshare_change): New.
2462 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2463 calls of df_insn_rescan.
2464 * recog.h (validate_change): Replace ints by bools.
2465 (validate_unshare_change): Declare.
2467 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2469 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2471 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2473 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2475 2007-06-25 Jan Hubicka <jh@suse.cz>
2477 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2479 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2480 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2481 places other call site specific checks are performed.
2483 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2486 * tree-vect-transform.c (vectorizable_operation): Convert
2487 POINTER_PLUS_EXPR over to PLUS_EXPR.
2489 2007-06-25 Chao-ying Fu <fu@mips.com>
2491 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2492 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2493 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2494 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2496 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2497 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2498 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2499 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2500 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2501 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2502 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2503 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2504 ALL_FIXED_POINT_MODE_P): New define.
2505 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2507 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2509 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2510 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2511 MODE_VECTOR_UACCUM): New mode classes.
2513 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2514 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2515 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2518 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2519 (blank_mode): Initialize ibit and fbit.
2520 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2521 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2523 (new_adjust): Change required_class to required_class_from and
2524 required_class_to for testing within a range.
2525 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2526 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2528 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2529 (make_fixed_point_mode): New.
2530 (_ADD_ADJUST): Change C to C1 and C2.
2531 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2532 use a range for machine classes.
2533 (ADJUST_IBIT, ADJUST_FBIT): New.
2534 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2536 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2537 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2538 Emit adjustment for ibit and fbit.
2539 (emit_mode_ibit, emit_mode_fbit): New.
2540 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2542 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2544 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2545 as the source of the set.
2547 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2549 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2550 FP_REGNO_P): Use IN_RANGE.
2551 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2552 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2553 (DATA_REG_P): Use DATA_REGNO_P.
2554 (FP_REG_P): Use FP_REGNO_P.
2555 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2556 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2557 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2559 2007-06-24 Jan Hubicka <jh@suse.cz>
2562 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2564 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2567 * fold-const.c (fold_binary): Strip nops of operand 0
2568 of BIT_NOT_EXPR before calling operand_equal_p.
2569 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2570 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2572 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2574 * doc/extend.texi: Document that dllimport and dllexport imply
2576 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2577 imported or exported declaration, including type declarations.
2578 * c-common.c (handle_visibility_attribute): Check for conflicts
2579 with dllimport/dllexport.
2580 (c_determine_visibility): Handle dllimport/dllexport as an
2581 explicit visibility atttribute.
2583 2007-06-23 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/16876
2587 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2589 * tree-inline.c (initialize_inlined_parameters): Do not call
2590 lang_hooks.tree_inlining.convert_parm_for_inlining.
2591 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2592 reason for mismatched types.
2593 * gimplify.c (gimplify_call_expr): Verify the call expression
2594 arguments match the called function type signature. Otherwise
2595 mark the call expression to be not considered for inlining
2596 using CALL_CANNOT_INLINE_P flag.
2597 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2598 edges call expression.
2599 (cgraph_decide_inlining_of_small_function): Likewise.
2600 (cgraph_decide_inlining): Likewise.
2601 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2603 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2604 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2605 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2607 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2608 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2610 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2611 convert_parm_for_inlining member.
2613 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2616 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2617 Remove optimization for GT.
2619 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2622 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2624 (prescan_insns_for_dce): Add extra parameter.
2626 2007-06-23 Jan Hubicka <jh@suse.cz>
2629 * gimplify.c (mark_addressable): New function.
2630 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2632 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2635 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2641 moves between MMX/SSE registers to at least 8 units to prevent
2642 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2644 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/i386.c (override_options): Correct x86_sahf
2649 2007-06-21 David Daney <ddaney@avtrex.com>
2652 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2653 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2654 (exception_receiver): Renamed to ...
2655 (nonlocal_goto_receiver): ... this.
2657 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2659 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2660 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2661 partial register accesses.
2663 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2665 * fold-const.c (debug_fold_checksum): Move it under
2666 ENABLE_FOLD_CHECKING.
2668 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2671 * tree.h (debug_fold_checksum): Declared.
2672 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2673 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2674 build_fold_addr_expr_with_type_1.
2675 (fold_addr_expr, debug_fold_checksum): New.
2676 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2677 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2680 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2682 PR tree-optimization/19590
2683 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2684 of scev is a constant.
2685 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2687 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2689 * df-problems.c (df_note_bb_compute): Made computation of live
2690 info consistent with df_lr.
2692 2007-06-21 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/32453
2695 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2696 for pointer anti-range.
2698 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2700 * config/i386/i386.c (processor_target_table): Increase maximum
2701 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2704 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2705 byte alignment if > 8 byte alignment is preferred.
2706 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2708 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2710 PR tree-optimization/31866
2711 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2712 if ASM_EXPR's input is not a SSA_NAME.
2715 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2716 but decl is a global var, instead return decl.
2717 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2718 even for is_global_var decls, if they are private in some outer
2721 2007-06-21 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/32451
2724 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2726 2007-06-21 Christian Bruel <christian.bruel@st.com>
2728 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2729 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2730 (push_regs): Changed saving order or banked registers.
2731 (sh_expand_epilogue): Likewise.
2732 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2733 (FIRST_BANKED_REG): Likewise.
2734 (LAST_BANKED_REG): Likewise.
2735 * config/sh/sh.md (banked) New attribute.
2736 (in_delay_slot): Check banked attribute.
2738 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2740 PR tree-optimization/32075
2741 * tree-data-ref.c (subscript_dependence_tester_1,
2742 analyze_miv_subscript, analyze_overlapping_iterations,
2743 add_distance_for_zero_overlaps, build_classic_dist_vector,
2744 subscript_dependence_tester_1, analyze_overlapping_iterations,
2745 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2746 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2747 to evolution_function_is_affine_multivariate_p.
2749 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2751 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2753 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2756 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2758 * config/m32c/prologue.md (epilogue_exitd_16): New.
2759 (epilogue_reit_16): New.
2760 (epilogue_exitd): Rename to epilogue_exitd_24.
2761 (epilogue_reit): Rename to epilogue_reit_24.
2763 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2764 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2766 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2768 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2769 if dbg_cnt (sched_insn) reaches the limit.
2770 (choose_ready): New parameter INSN_PTR and new return value.
2771 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2772 the new return value from choose_ready.
2773 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2774 (rest_of_handle_global_alloc): New global_alloc_at_func.
2776 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2778 PR tree-optimization/25737
2779 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2780 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2781 * tree-flow.h (struct fieldoff): Add new field alias_set.
2782 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2783 argument addressable_type. Set alias_set of fieldoff.
2784 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2785 (create_overlap_variables_for): Pass alias_set from fieldoff to
2787 * alias.c (get_alias_set): Use alias_set from SFT if set.
2789 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2791 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2792 of a variable as an unsigned HOST_WIDE_INT integer.
2794 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2796 PR rtl-optimization/32405
2797 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2799 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2801 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2804 * builtins.c: Include diagnostic.h.
2805 (expand_builtin_expect): Make gcc_assert more permissive.
2806 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2809 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2813 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2814 if ACCUMULATE_OUTGOING_ARGS.
2816 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2818 * config/m68hc11/m68hc11.c: Include dataflow header file.
2819 (m68hc11_reorg): Port to dataflow.
2821 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2823 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2824 (struct df_problem.free_blocks_on_set_blocks): New field.
2825 (struct dataflow.optional_p): New field.
2826 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2827 (df_live_set_all_dirty): New function.
2828 * df-scan.c (df_scan_alloc): Initialize optional_p.
2829 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2830 * df-core.c (df_set_blocks): Removed use of
2831 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2832 df_problem.free_blocks_on_set_blocks to determine which blocks are
2834 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2835 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2836 uses dataflow.optional_p to determine if problem should be
2838 (rest_of_handle_df_initialize): Only start live problem if
2840 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2841 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2842 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2843 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2844 problem_NOTE): Initialize free_blocks_on_set_blocks.
2845 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2847 (df_live_set_all_dirty, df_note_alloc): New function.
2848 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2850 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2851 * postreload.c (reload_combine): Ditto.
2852 * cse.c (cse_extended_basic_block): Ditto.
2853 * regmove.c (mark_flags_life_zones): Ditto.
2854 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2855 erase_matching_seqs): Ditto.
2856 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2857 * integrate (allocate_initial_values): Ditto.
2858 * combine.c (reg_dead_at_p): Ditto.
2859 * resource.c (mark_target_live_regs): Ditto.
2860 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2861 * config/sh/sh.c (find_r0_life_regions): Ditto.
2862 * global.c (rest_of_handle_global_alloc): Only add back df_live
2864 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2866 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2868 (if_convert): Make sure df_live is there at -O == 1.
2869 (pass_if_after_combine): Cleanup flags.
2870 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2871 is there at -O == 1.
2873 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2875 * config/arm/arm.c (arm_get_frame_offsets): Set
2876 offsets->locals_base to avoid negative stack size.
2877 (thumb1_expand_prologue): Assert on negative stack size.
2879 2007-06-19 Sebastian Pop <sebpop@gmail.com>
2881 PR tree-optimization/32367
2882 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2883 of the chrec has no evolution in that loop.
2884 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2886 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2888 * config/xtensa/xtensa.c: Include "df.h".
2889 (xtensa_builtin_saveregs): Use adjust_address instead of
2891 (xtensa_va_start): Invoke make_tree with sizetype for
2892 expand_builtin_saveregs and then convert the result to a pointer.
2893 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2894 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2895 Subtract argument size from index value as integers and then use
2896 POINTER_PLUS_EXPR to add the result to the array address.
2898 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2901 * config/m32c/m32c.c: Include dataflow header file.
2902 (m32c_emit_prologue): Adjust for prologue insn change.
2903 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2904 once inside a PARALLEL. Assume frame size passed in operand 0
2905 includes space to save the fb register.
2906 (prologue_enter_24): Likewise.
2907 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2909 2007-06-19 David Daney <ddaney@avtrex.com
2912 * config/mips/mips.md (cprestore): Mark $gp as used.
2914 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2917 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2918 (frv_ifcvt_modify_insn): Likewise.
2920 2007-06-19 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2923 only handle positive offsets that fit in a HOST_WIDE_INT.
2925 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2928 result of rsqrt insn for zero input argument to avoid NaN.
2930 2007-06-19 Richard Guenther <rguenther@suse.de>
2933 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2935 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2937 PR tree-optimization/32353
2938 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2940 2007-06-19 Nick Clifton <nickc@redhat.com>
2942 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2944 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2948 * config/i386/i386.c (assign_386_stack_local): Assert that
2949 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2950 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2951 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2952 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2954 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2956 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2958 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2960 PR rtl-optimization/32321
2961 * gcse.c (replace_store_insn): Update the note before
2962 calling emit_insn_after.
2964 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2967 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2969 * df-problems.c (df_note_bb_compute): Fix dumping info.
2971 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2973 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2974 insn with emit_jump_insn.
2976 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2978 PR tree-optimization/32383
2979 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2980 * targhooks.h (default_builtin_reciprocal): Update prototype.
2981 * target.h (struct gcc_target): Update builtin_reciprocal.
2982 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2983 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2984 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2985 when fndecl is in BUILT_IN_MD class.
2986 (execute_convert_to_rsqrt): Ditto.
2988 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2989 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2990 Convert BUILT_IN_SQRTF code only when md_fn is false.
2992 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2994 * bt-load.c (move_btr_def): Fix the order of arguments
2995 to validate_replace_rtx.
2997 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2999 * config/m68k/m68k-devices.def: Add 54450..54455.
3001 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3003 PR rtl-optimization/32366
3004 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3005 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3008 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3011 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3012 this is true, rescan insn being modified.
3013 (sms_schedule): Added rescan parameter.
3014 (rest_of_handle_sms): Moved freeing of dominance info to before
3015 getting out of cfg_layout.
3017 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3019 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3020 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3023 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3024 FL_CF_EMAC from the entry for isac.
3026 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3027 (const_sibcall_operand): New.
3028 (sibcall_operand): Use it.
3029 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3030 (m68k_isas): ISAC does not imply FPU or EMAC.
3031 (override_options): Add ISA_C logic for symbolic jump & call.
3033 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3035 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3036 return mode from the builtin itself.
3037 (sparc_fold_builtin): Fix cast of zero constant.
3039 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3041 * targhooks.c (default_builtin_reciprocal): New default target hook.
3042 * targhooks.h (default_builtin_reciprocal): Add prototype.
3043 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3044 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3045 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3046 default_builtin_reciprocal.
3048 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3051 * hooks.c (hook_tree_tree_bool_null): New hook.
3052 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3053 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3054 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3055 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3056 and convert it to reciprocal a*rfunc(b).
3057 (execute_convert_to_rsqrt): New function.
3058 (gate_convert_to_rsqrt): New function.
3059 (pass_convert_to_rsqrt): New pass definition.
3060 * target.h (struct gcc_target): Add builtin_reciprocal.
3061 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3062 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3063 TARGET_BUILTIN_RECIPROCAL.
3064 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3066 * config/i386/i386.h (TARGET_RECIP): New define.
3067 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3068 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3069 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3070 and not optimizing for size.
3071 (*rcpsf2_sse): New insn pattern.
3072 (*rsqrtsf2_sse): Ditto.
3073 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3074 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3075 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3076 and not optimizing for size.
3077 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3078 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3079 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3080 and not optimizing for size.
3081 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3082 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3083 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3084 and not optimizing for size.
3085 (*sse_rsqrtv4sf2): Do not export.
3087 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3088 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3089 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3090 and not optimizing for size.
3092 * config/i386/i386.opt (mrecip): New option.
3093 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3094 (ix86_emit_swsqrtsf): Ditto.
3095 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3096 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3098 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3099 ix86_expand_unop1_builtin.
3100 (ix86_emit_swdivsf): New function.
3101 (ix86_emit_swsqrtsf): Ditto.
3102 (ix86_builtin_reciprocal): New function.
3103 (TARGET_BUILTIN_RECIPROCAL): Use it.
3104 (ix86_vectorize_builtin_conversion): Rename from
3105 ix86_builtin_conversion.
3106 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3107 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3108 "i386 and x86_64 Options" section.
3109 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3111 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3112 Zdenek Dvorak <dvorakz@suse.cz>
3113 Richard Guenther <rguenther@suse.de>
3114 Kaz Kojima <kkojima@gcc.gnu.org>
3116 * tree-vrp.c (compare_values_warnv): Convert val2 to
3118 (extract_range_from_assert): Create
3119 POINTER_PLUS_EXPR for pointer types.
3120 (extract_range_from_binary_expr): Handle
3121 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3123 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3124 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3125 POINTER_PLUS_EXPR as PLUS_EXPR.
3126 (number_of_iterations_lt_to_ne):
3127 For pointer types, use sizetype when
3128 creating MINUS_EXPR/PLUS_EXPRs.
3129 (assert_loop_rolls_lt): For pointer types, use sizetype when
3130 creating MINUS_EXPR/PLUS_EXPRs.
3131 (number_of_iterations_le): Likewise.
3132 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3133 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3134 like PLUS_EXPR and MINUS_EXPR.
3135 * tree-pretty-print.c (dump_generic_node): Handle
3137 (op_prio): Likewise.
3138 (op_symbol_1): Likewise.
3139 * optabs.c (optab_for_tree_code): Likewise.
3140 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3142 * tree-tailcall.c (process_assignment): Mention
3143 POINTER_PLUS_EXPR in a TODO comment.
3144 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3145 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3146 not used with a pointer and an integer type.
3147 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3148 increment using chrec_convert_rhs instead of chrec_convert.
3149 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3150 PLUS_EXPR except for the right hand side's type will be
3152 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3153 (fold_used_pointer_cast): Kill.
3154 (pointer_offset_p): Kill.
3155 (fold_used_pointer): Kill.
3156 (pointer_used_p): Kill.
3157 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3158 call fold_used_pointer.
3159 (instantiate_parameters_1): Convert the increment
3160 using chrec_convert_rhs instead of chrec_convert.
3161 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3162 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3163 instead of PLUS_EXPR.
3164 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3165 PLUS_EXPR for pointers.
3166 (std_gimplify_va_arg_expr): Likewise.
3167 (fold_builtin_memory_op): Likewise.
3168 (fold_builtin_strstr): Likewise.
3169 (fold_builtin_strchr): Likewise.
3170 (fold_builtin_strrchr): Likewise.
3171 (fold_builtin_strpbrk): Likewise.
3172 (expand_builtin_memory_chk): Likewise.
3173 (fold_builtin_memory_chk): Likewise.
3174 (std_expand_builtin_va_start): Use
3175 sizetype for the call to make_tree and then convert
3176 to the pointer type.
3177 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3178 instead of PLUS_EXPR for adding to a pointer.
3179 (std_gimplify_va_arg_expr): Use fold_build2 for
3180 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3181 the operands to sizetype first and then cast the BIT_AND_EXPR
3182 back to the pointer type.
3183 * fold-const.c (build_range_check): Handle pointer types
3185 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3186 of PLUS_EXPR's. Make sure the offset is converted to
3188 (try_move_mult_to_index): Strip the NOPs from the offset.
3189 Remove code argument and replace all uses with PLUS_EXPR.
3190 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3191 specially. Don't use a pointer type for MINUS_EXPR.
3192 (fold_unary): Handle for (T1)(X op Y),
3193 only p+ as that is the only as that can be handled for
3194 binary operators now.
3195 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3197 <case PLUS_EXPR>: Add folding of PTR+INT into
3199 Don't call try_move_mult_to_index.
3200 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3201 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3202 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3203 Don't call try_move_mult_to_index.
3204 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3205 (tree_expr_nonzero_p): Likewise.
3206 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3207 of PLUS_EXPR for the complex expression folding.
3208 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3209 first chrec is a pointer type, then the second should
3210 be sizetype and not the first's type.
3211 For POINTER_PLUS_EXPR, use a different right hand side type.
3212 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3213 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3214 different right hand side type.
3215 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3216 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3217 instead of PLUS_EXPR.
3218 When either operand is zero, convert the other operand.
3219 (chrec_apply): Use chrec_convert_rhs
3220 on the argument x instead of chrec_convert.
3221 (reset_evolution_in_loop): For pointer types, the new_evol
3223 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3224 different right hand side type.
3225 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3226 (chrec_convert_rhs): New function.
3227 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3228 different right hand side type.
3229 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3230 * tree-chrec.h (chrec_convert_rhs): New prototype.
3231 (build_polynomial_chrec): For pointer types, the right hand
3232 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3233 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3234 Remove subtraction case as it is always addition now.
3235 Make sure the offset is converted to sizetype.
3236 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3237 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3238 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3239 PLUS_EXPR in pointer type.
3240 Handle POINTER_PLUS_EXPR.
3241 (tree_to_aff_combination): Likewise.
3242 (force_expr_to_var_cost): Likewise.
3243 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3244 instead of PLUS_EXPR for pointers.
3245 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3246 instead of PLUS_EXPR of pointer types.
3247 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3249 (check_va_list_escapes): Likewise.
3250 (check_all_va_list_escapes): Likewise.
3251 * dwarf2out.c (loc_descriptor_from_tree_1):
3252 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3253 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3254 (string_constant): Likewise.
3255 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3256 the offset to the base, use POINTER_PLUS_EXPR.
3257 (add_to_parts): Convert the index to sizetype.
3258 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3259 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3260 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3261 Offset only holds something for PLUS_EXPR.
3262 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3264 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3266 (analyze_accesses_for_modify_stmt): Likewise.
3267 Remove comment about the type being integral type as it is
3269 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3271 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3273 Correct the type which the artimentic is done in (is now
3276 * tree-data-ref.c (split_constant_offset): Handle
3278 * tree-affine.c (tree_to_aff_combination): Likewise.
3279 * c-typeck.c (build_unary_op): For pointers create the increment
3280 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3282 * gimplify.c (gimplify_self_mod_expr): Create a
3283 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3284 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3285 * tree.def (POINTER_PLUS_EXPR): New tree code.
3286 * tree-predcom.c (ref_at_iteration): If we have a pointer
3287 type do the multiplication in sizetype.
3288 * tree-mudflap.c (mf_xform_derefs_1): Create a
3289 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3290 * tree-ssa-forwprop.c
3291 (forward_propagate_addr_into_variable_array_index):
3292 Don't expect there to be a cast for the index as that
3293 does not exist anymore.
3294 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3295 instead of PLUS_EXPR.
3296 Don't check for the first operand of the POINTER_PLUS_EXPR
3297 was the index as it cannot be.
3298 Call forward_propagate_addr_into_variable_array_index with
3299 the SSA_NAME instead of the statement.
3300 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3301 (compare_constant): Likewise.
3302 (copy_constant): Likewise.
3303 (compute_reloc_for_constant): Likewise.
3304 (output_addressed_constants): Likewise.
3305 (initializer_constant_valid_p): Likewise.
3306 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3307 Convert the MIN/MAX of the inner type to the outer
3308 type before comparing them.
3309 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3310 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3311 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3312 of PLUS_EXPR for pointers.
3313 * tree-inline.c (estimate_num_insns_1): Handle
3315 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3316 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3317 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3318 instead of PLUS_EXPR for the pointer increment statement.
3319 (vect_update_ivs_after_vectorizer): For pointer types, create
3320 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3321 MULT_EXPR in sizetype.
3322 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3324 * tree-object-size.c (plus_expr_object_size): Handle
3325 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3326 code which is trying to figure out which side is a pointer and
3328 (check_for_plus_in_loops_1): Likewise.
3329 (check_for_plus_in_loops): Likewise.
3330 * c-common.c (pointer_int_sum): Create a
3331 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3332 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3333 only POINTER_PLUS_EXPR. Removing all the extra
3334 code which is trying to figure out which side is a pointer and
3336 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3337 PLUS_EXPR and MINUS_EXPR.
3338 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3340 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3341 with make_tree, instead of a pointer type.
3342 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3343 for pointers instead of PLUS_EXPR.
3344 (s390_gimplify_va_arg): Likewise.
3345 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3346 instead of PLUS_EXPR when doing addition on pointer
3347 types. Use sizetype for the second operand.
3348 (spu_gimplify_va_arg_expr): Likewise.
3349 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3350 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3351 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3352 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3353 for the pointer addition and also use size_int/sizetype
3355 (ix86_gimplify_va_arg): Likewise.
3356 Perform BIT_AND_EXPR on sizetype arguments.
3357 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3358 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3359 for the pointer additions and also use size_int for the offsets.
3360 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3361 additions and also use size_int for the offsets. Perform
3362 BIT_AND_EXPR on sizetype arguments.
3363 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3364 POINTER_PLUS_EXPR for pointers and create the
3365 BIT_AND_EXPR in sizetype.
3366 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3367 instead of PLUS_EXPR for pointer addition.
3368 (rs6000_va_start): Likewise.
3369 Also use sizetype for the offset.
3370 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3371 as PLUS_EXPR/MINUS_EXPR.
3372 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3373 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3374 Don't use BIT_AND_EXPR on a pointer type, convert the
3375 expression to sizetype first.
3376 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3378 (mips_gimplify_va_arg_expr): Likewise.
3379 Don't create BIT_AND_EXPR in a pointer type.
3381 2007-06-15 Eric Christopher <echristo@apple.com>
3383 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3384 (x86_64-*-darwin*): Ditto.
3385 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3388 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3390 * doc/extend.texi: Document behavior of __attribute__((aligned))
3393 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3395 * rtlanal.c (note_stores): Improve documentation.
3397 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3399 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3400 LOCAL_LABEL_PREFIX): Delete.
3401 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3402 (bfin_internal_label): Delete.
3404 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3406 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3407 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3408 otherwise define to LIBGCC2_TF_CEXT.
3409 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3410 (LIBGCC_TF_CEXT): Ditto.
3413 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3415 PR rtl-optimization/32339
3416 * df-scan.c (df_uses_record): Don't modify flags but just add to
3417 it for df_ref_record.
3419 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3421 * tree-mudflap.c: Fix whitespace issues.
3423 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3425 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3427 2007-06-14 Eric Christopher <echristo@apple.com>
3429 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3430 (movv4sf): Use gcc_unreachable instead of abort.
3432 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3435 * config/i386/sfp-machine.h (CMPtype): New define.
3436 (mach stubs): Use CMPtype instead of int as a return type.
3438 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3440 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3441 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3442 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3443 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3444 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3445 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3446 config/soft-fp/soft-fp.h: Update from glibc CVS.
3448 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3450 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3452 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3455 * config/v850/v850.c: Include dataflow header file.
3456 (substitute_ep_register): Fix typo.
3458 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3460 * configure.ac: Fix earlier checkin.
3461 * configure: Regenerated.
3463 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3465 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3466 * aclocal.m4: Regenerate.
3467 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3468 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3469 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3470 * configure: Regenerate.
3471 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3473 * Makefile.in (quickstrap): Build libgcc too.
3475 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3477 * configure.ac: Add --enable-checking=df. Explicitly mention that
3478 the variables are initialized as for "release".
3479 * df-core.c: Use it.
3480 * configure: Regenerate.
3481 * config.in: Regenerate.
3483 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3485 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3486 validate_replace_rtx instead of replace_rtx.
3487 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3489 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3491 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3492 (DWARF2_UNWIND_INFO): Override default if configured with
3494 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3495 (ENDFILE_SPEC): Add crtend.o.
3496 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3497 (ENDFILE_SPEC): Add crtend.o.
3498 (TARGET_USE_JCR_SECTION): Define.
3499 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3501 * config/i386/cygming-crtbegin.c: New file.
3502 * config/i386/cygming-crtend.c: New file.
3504 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3506 * config/i386/w32-unwind.h: New file.
3508 2007-06-13 Eric Christopher <echristo@apple.com>
3510 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3511 the user set a value below STACK_BOUNDARY.
3513 2007-06-13 Thiemo Seufer <ths@networkno.de>
3515 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3516 imply -lpthread for -pthread.
3518 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3520 * basic-block.h: Remove the prototype for
3521 free_basic_block_vars.
3522 * cfglayout.h: Remove the prototype for
3523 insn_locators_initialize.
3524 * tree.h: Remove the prototype for emit_line_note.
3526 * tree-ssa-pre.c (mergephitemp): Remove.
3527 (init_pre): Don't use mergephitemp.
3529 2007-06-13 Eric Christopher <echristo@apple.com>
3531 * config/i386/i386.c (override_options): If we've specified
3532 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3534 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3536 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3539 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3541 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3542 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3543 (eh_store_handler): New pattern.
3544 (eh_return): Emit it instead of a plain move.
3546 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3548 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3549 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3550 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3553 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3555 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3556 (find_next_insn_start, find_load): New functions.
3557 (bfin_reorg): Use them to deal with the fact that parallel insns are
3558 no longer represented as a SEQUENCE.
3560 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3562 * config/sparc/sparc.c (sparc_override_options): Initialize
3565 2007-06-13 Dave Korn <dave.korn@artimi.com>
3567 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3570 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3572 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3573 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3574 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3575 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3576 tree-vect-transform.c: Fix comment typos. Follow spelling
3579 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3581 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3582 to the exit block use set.
3583 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3584 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3585 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3587 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3589 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3590 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3591 to indicate an error.
3592 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3594 (dbg_cnt_process_opt): Print an error on a bad argument.
3595 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3596 * common.opt (-fdbg-cnt-list): New.
3597 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3599 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3601 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3602 flag on ref-all pointers.
3604 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3607 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3608 for the offset with the modifier as EXPAND_INITIALIZER
3609 if the modifier is EXPAND_INITIALIZER.
3610 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3611 a register if we had an overflow.
3613 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3615 * real.c (real_isfinite): New.
3616 (real_sqrt): Use it.
3617 * real.h (real_isfinite): New.
3618 * builtins.c: Use it.
3620 2007-06-12 Ian Lance Taylor <iant@google.com>
3621 Daniel Berlin <dberlin@dberlin.org>
3624 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3625 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3626 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3627 (DECL_NO_TBAA_P): Define.
3628 (struct tree_decl_common): Add no_tbaa_flag field.
3629 * tree-ssa-structalias.c (struct variable_info): Add
3630 no_tbaa_pruning field.
3631 (new_var_info): Initialize no_tbaa_pruning field.
3632 (unify_nodes): Copy no_tbaa_pruning field.
3633 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3634 (dump_solution_for_var): Print no_tbaa_pruning flag.
3635 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3637 (compute_tbaa_pruning): New static function.
3638 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3639 Call compute_tbaa_pruning.
3640 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3641 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3642 * gimple-low.c (lower_stmt): Likewise.
3643 * tree-gimple.c (is_gimple_stmt): Likewise.
3644 * tree-ssa-operands.c (get_expr_operands): Likewise.
3645 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3646 * tree-inline.c (estimate_num_insns_1): Likewise.
3647 (copy_result_decl_to_var): Likewise.
3648 * expr.c (expand_expr_real_1): Likewise.
3649 * tree-pretty-print.c (dump_generic_node): Likewise.
3650 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3651 * omp-low.c (omp_copy_decl_2): Likewise.
3652 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3653 * doc/c-tree.texi (Expression trees): Document
3654 CHANGE_DYNAMIC_TYPE_EXPR.
3656 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3658 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3659 with !HONOR_NANS and !HONOR_INFINITIES.
3660 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3662 2007-06-12 Tristan Gingold <gingold@adacore.com>
3664 * gcov.c: Comments updated.
3665 (source_info): Add file_time field.
3666 (source_index): New variable.
3667 (mutiple_files): New variable.
3668 (generate_results): New function extracted from process_file.
3669 (process_file): Save and restore chain of functions, generate
3670 results and free structures only if not merging results.
3671 (release_structures): File names are now freed in create_file_names
3672 (create_file_names): Free previous file names.
3673 (find_source): File date is now read here and modifications in
3674 source files is checked here.
3675 (read_graph_file): Only reverse order of functions for the current
3677 (make_gcov_file_name): Do not generate long names if input_name is
3679 (output_lines): If merging results do not display graph, data and
3681 Checking source file modification is done in find_source.
3683 * doc/gcov.texi: Append an s to sourcefile.
3685 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3687 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3688 (forced_nop): New pattern.
3689 * config/bfin/bfin.c: Include "df.h".
3690 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3691 (bfin_discover_loop): Use df_get_live_in instead of
3692 global_live_at_start.
3693 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3694 df_analyze when done.
3695 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3696 the insns. Use QImode for the final insn in a bundle. Call
3697 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3699 (reorder_var_tracking_notes): New function.
3700 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3701 update_life_info. Call df_analyze after scheduling and bundle
3702 generation. Call reorder_var_tracking_notes if generating these
3703 notes. Call df_finish_pass at the end.
3705 2007-06-12 Dirk Mueller <dmueller@suse.de>
3707 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3708 a comparison, not an assignment.
3710 2007-06-12 Olivier Hainque <hainque@adacore.com>
3712 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3713 Request walking the subtrees only, leaving the current is_lhs/val_only
3715 (convert_non_local_reference): Likewise.
3717 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3719 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3721 2007-06-12 Richard Guenther <rguenther@suse.de>
3723 PR tree-optimization/15353
3724 PR tree-optimization/31657
3725 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3726 * timevar.def: Add TV_TREE_IFCOMBINE.
3727 * tree-pass.h (pass_tree_ifcombine): Declare.
3728 * tree-ssa-ifcombine.c: New file.
3729 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3730 * tree-flow.h (blocks_in_phiopt_order): Declare.
3731 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3732 (tree-ssa-ifcombine.o): New dependencies.
3734 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3736 PR rtl-optimization/32293
3737 * combine.c (simplify_if_then_else): Truncate return from
3738 nonzero_bits() to correct mode.
3740 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3742 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3743 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3745 2007-06-11 Diego Novillo <dnovillo@google.com>
3747 * Makefile.in (reload1.o-warn): Remove.
3749 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3751 * combine.c (subst): Use reg_overlap_mentioned_p
3752 instead of comparing register numbers directly.
3754 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3756 * reload1.c (mark_home_live_1): Use the mode parameter.
3758 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3760 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3761 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3765 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3767 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3769 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3772 from integer registers.
3773 (FP mode splitters): Handle TFmode.
3775 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3777 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3778 for ref-all pointers that point-to anything.
3780 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3782 * config/arm/arm.c (arm_output_dwarf_dtprel,
3783 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3785 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3787 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3788 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3791 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3793 * gcc/tree.c (signed_or_unsigned_type_for): New.
3794 (unsigned_type_for): Use signed_or_unsigned_type_for.
3795 (signed_type_for): Use signed_or_unsigned_type_for.
3796 * gcc/tree.h (signed_or_unsigned_type_for): New.
3797 (get_signed_or_unsigned_type): Remove.
3798 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3799 lang_hooks.types.signed_type
3800 (size_diffop): Likewise.
3801 (all_ones_mask_p): Likewise.
3802 (build_range_check): Likewise.
3803 (fold_cond_expr_with_comparison): Likewise.
3804 (fold_cond_expr_with_comparison): Likewise.
3805 (unextend): Likewise.
3806 (extract_muldiv_1): Likewise.
3807 (fold_single_bit_test_into_sign_test): Likewise.
3808 (fold_binary): Likewise.
3809 (fold_ternary): Likewise.
3810 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3811 instead of get_signed_or_unsigned_type.
3812 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3813 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3814 * gcc/expr.c (signed_or_unsigned_type_for): Use
3815 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3816 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3817 (lhd_signed_or_unsigned_type): Remove.
3818 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3819 signed_or_unsigned_type.
3820 (lhd_signed_or_unsigned_type): Remove.
3821 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3822 lang_hooks.types.signed_type.
3823 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3824 c_common_signed_type instead of lang_hooks.types.signed_type.
3825 (c_common_unsigned_type): New.
3826 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3827 (shorten_compare): Use c_common_unsigned_type instead of
3828 c_common_signed_or_unsigned_type.
3829 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3831 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3832 lang_hooks.types.signed_type.
3833 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3834 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3835 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3836 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3837 instead of unsigned_type_for.
3838 * gcc/c-decl.c (groakdeclarator): Likewise.
3839 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3840 * gcc/c-common.h (c_common_unsigned_type): New.
3842 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3846 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3848 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3851 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3852 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3854 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3855 Sebastian Pop <sebpop@gmail.com>
3857 * lambda-code.c (remove_iv): New.
3858 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3860 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3862 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3863 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3864 * tree-ssa-loop-prefetch.c: Include optabs.h.
3865 (FENCE_FOLLOWING_MOVNT): New macro.
3866 (struct mem_ref): Add independent_p and storent_p fields.
3867 (record_ref): Initalize the new fields.
3868 (gather_memory_references_ref): Return true if the reference
3870 (gather_memory_references): Check whether all memory accesses
3871 in loop were recorded.
3872 (should_issue_prefetch_p): Return false for nontemporal stores.
3873 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3874 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3875 (determine_loop_nest_reuse): Detect independent memory references.
3876 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3877 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3878 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3879 * config/i386/i386.h (x86_mfence): Declare.
3880 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3881 * config/i386/i386.c (x86_mfence): New variable.
3882 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3884 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3885 * optabs.c (init_optabs): Initialize storent_optab.
3886 * optabs.h (enum optab_index): Add OTI_storent.
3887 (storent_optab): Declare.
3888 * genopinit.c (optabs): Add initialization for storent_optab.
3889 * tree.h (MOVE_NONTEMPORAL): New macro.
3890 * expr.c (expand_assignment, store_expr, store_constructor_field,
3891 store_constructor, store_field, expand_expr_real_1): Propagate
3892 nontemporality of the expanded store.
3893 (emit_storent_insn): New function.
3894 * expr.h (expand_assignment, store_expr): Declaration changed.
3895 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3896 to expand_assignment.
3897 * stmt.c (expand_asm_expr): Ditto.
3898 * calls.c (initialize_argument_information): Pass false as
3899 nontemporality to store_expr.
3900 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3903 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3905 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3907 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3909 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3911 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3912 and allow DECL_P here.
3914 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3916 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3917 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3918 track of the size of the expression.
3919 * cfghooks.c (merge_blocks): Remove block from loops structure only
3920 after call of the merge_blocks hook.
3922 2007-06-09 Tom Tromey <tromey@redhat.com>
3924 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3925 (deprecated_state): Removed.
3926 (start_decl): Update.
3927 (enum deprecated_states): Moved earlier.
3928 (groktypename): Update.
3929 (push_parm_decl): Likewise.
3930 (grokfield): Likewise.
3931 (start_function): Likewise.
3933 2007-06-09 Ian Lance Taylor <iant@google.com>
3935 PR tree-optimization/32169
3936 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3937 CONVERT_EXPR, check whether min and max both converted to an
3938 overflow infinity representation.
3940 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3942 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3943 not inserted on the edge.
3945 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3947 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3948 instructions if they are supported.
3949 (__divsi3, __umodsi3, __modsi3): Likewise.
3950 (__ashldi3, __ashrdi3, __lshrdi3): New.
3951 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3953 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3954 Tony Linthicum <tony.linthicum@amd.com>
3956 * doc/invoke.texi: Add fvect-cost-model flag.
3957 * common.opt (fvect-cost-model): New flag.
3958 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3959 cost fields in stmt_vec_info struct for STMT.
3960 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3961 fields in stmt_vec_info struct and access functions for the same.
3962 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3963 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3964 load, store and vector to scalar operation.
3965 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3966 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3967 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3968 (TARG_VEC_STORE_COST): Define cost of vector store.
3969 (vect_estimate_min_profitable_iters): Define new function.
3970 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3971 check to evaluate if loop iterations are less than minimum profitable
3972 iterations determined by cost model or minimum vect loop bound defined
3973 by user, whichever is more conservative.
3974 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3975 run-time check to evaluate if loop iterations are less than minimum
3976 profitable iterations determined by cost model or minimum vect loop
3977 bound defined by user, whichever is more conservative.
3978 (vect_estimate_min_profitable_iterations): New function to estimate
3979 mimimimum iterartions required for vector version of loop to be
3980 profitable over scalar version.
3981 (vect_model_reduction_cost): New function.
3982 (vect_model_induction_cost): New function.
3983 (vect_model_simple_cost): New function.
3984 (vect_cost_strided_group_size): New function.
3985 (vect_model_store_cost): New function.
3986 (vect_model_load_cost): New function.
3987 (vectorizable_reduction): Call vect_model_reduction_cost during
3989 (vectorizable_induction): Call vect_model_induction_cost during
3991 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3992 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3993 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3994 vectorizable_promotion, vectorizable_demotion): Call
3995 vect_model_simple_cost during analysis phase.
3997 2007-06-08 Simon Baldwin <simonb@google.com>
3999 * reg-stack.c (get_true_reg): Readability change. Moved default case
4000 label into direct switch statement scope.
4002 2007-06-08 Simon Baldwin <simonb@google.com>
4004 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4005 in gcc_assert() with '==' comparison.
4007 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4010 TARGET_ABM handling of x86_popcnt variable.
4012 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4014 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4015 __builtin_copysignq and __builtin_infq built-in functions.
4017 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4019 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4020 SSE4.2 section. Correct built-in function names in SSE4A section.
4022 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4024 PR tree-optimization/32243
4025 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4026 for ncopies after ratio check between nunits_out and nunits_in.
4027 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4029 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4031 PR tree-optimization/32224
4032 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4033 vectorization upon a non GIMPLE_MODIFY_STMT.
4035 2007-06-08 Christian Bruel <christian.bruel@st.com>
4038 * config/sh/sh.md (doloop_end): New pattern and splitter.
4039 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4041 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4044 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4046 (verify_dominators): Do not change dominance tree.
4048 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4050 * config/sh/constraints.md: New file.
4051 * config/sh/sh.c: Include tm-constrs.h.
4052 (reg_class_from_letter): Remove.
4053 (prepare_cbranch_operands): Use satisfies_constraint_*
4054 function instead of macro.
4055 (andcosts, broken_move, sh_secondary_reload): Likewise.
4056 * config/sh/predicates.md (trapping_target_operand): Likewise.
4057 (and_operand, arith_operand, arith_reg_or_0_operand,
4058 cmp_operand, logical_operand, target_operand,
4059 ua_address_operand, ua_offset, xor_operand): Likewise.
4060 * config/sh/sh.md: Include constraints.md.
4061 (*movsicc_t_false): Use satisfies_constraint_* function
4063 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4064 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4065 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4066 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4067 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4068 (REG_CLASS_FROM_CONSTRAINT): Remove.
4069 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4070 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4071 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4072 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4073 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4074 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4075 function instead of macro.
4076 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4077 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4078 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4079 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4080 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4081 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4082 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4083 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4084 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4085 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4086 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4087 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4088 EXTRA_CONSTRAINT_STR): Likewise.
4089 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4091 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4093 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4095 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4098 * c-common.h (flag_cpp0x): Replaced by...
4099 (cxx_dialect): ... this new variable specifying the C++ dialect that
4101 * c-common.c (flag_cpp0x): Removed.
4102 (cxx_dialect): Defined.
4103 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4105 * c-opts.c (c_common_post_options): Likewise.
4106 (set_std_cxx98): Set cxx_dialect to cxx98.
4107 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4109 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4110 Hui-May Chang <hm.chang@apple.com>
4112 * doc/invoke.texi (Darwin Options): Update documentation for
4113 -mmacosx-version-min.
4114 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4115 * config/darwin-driver.c: New file.
4116 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4117 * config/t-darwin (darwin-driver.o): New rule.
4119 * config/darwin-c.c (version_as_macro): Ignore low digit.
4121 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4123 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4124 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4125 (CSGNMODE): New mode macro.
4126 (CSGNVMODE): New mode attribute.
4127 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4128 expander using CSGNMODE mode macro. Handle TFmode.
4129 (copysign<mode>3_const): Rename from copysignsf3_const and
4130 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4132 (copysign<mode>3_var): Rename from copysignsf3_var and
4133 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4135 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4136 mode macro. Handle TFmode.
4137 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4138 (iortf3, *iortf3): Ditto.
4139 (xortf3, *xortf3): Ditto.
4140 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4141 TFmode and TImode masks.
4142 (ix86_expand_copysign): Expand TFmode copysign insn.
4143 (IX86_BUILTIN_INFQ): New.
4144 (IX86_BUILTIN_FABSQ): Ditto.
4145 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4146 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4147 [__builtin_fabsq]: Ditto.
4148 [__builtin_copysignq]: Ditto.
4149 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4150 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4151 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4152 ix86_expand_binop_builtin().
4154 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4156 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4158 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4161 * rtl.h (push_to_sequence2): New.
4162 * emit-rtl.c (push_to_sequence2): New.
4163 * function.c (assign_parm_data_all): Add new fields.
4164 (assign_parm_setup_block): Call push_to_sequence2 instead of
4166 (assign_parm_setup_reg): Ditto.
4167 (assign_parm_setup_stack): Ditto.
4168 (assign_parms_unsplit_complex): Ditto.
4169 (assign_parms): Change field name.
4171 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4173 PR tree-optimization/32220
4174 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4175 phi node is reached before defining statement.
4177 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4180 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4181 after changing the right hand side of the assignment.
4183 2007-06-06 Eric Christopher <echristo@apple.com>
4185 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4186 (x86_64-*-darwin*): Ditto.
4187 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4188 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4190 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4192 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4194 (add_key): Likewise.
4195 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4196 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4198 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4200 (add_cost_one_coalesce): Likewise.
4201 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4202 variable names. Rename orig to orig_name for consistency.
4203 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4205 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4207 (record_equivalences_from_stmt): Likewise.
4208 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4209 the coding conventions.
4210 (memory_ssa_name_same): Likewise.
4211 (dse_optimize_stmt): Likewise.
4212 (dse_record_phis): Likewise.
4213 (dse_finalize_block): Likewise.
4214 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4215 keywords as variable names.
4216 (may_move_till): Cast according to the coding conventions.
4217 (force_move_till_expr): Avoid using C++ keywords as variable names.
4218 (force_move_till): Cast according to the coding conventions.
4219 (memref_hash): Likewise.
4220 (memref_eq): Likewise.
4221 (gather_mem_refs_stmt): Likewise.
4222 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4223 using C++ keywords as variable names.
4224 (idx_find_step): Cast according to the coding conventions.
4225 (idx_record_use): Likewise.
4226 (find_depends): Likewise.
4227 (prepare_decl_rtl): Likewise.
4228 (mbc_entry_hash): Likewise.
4229 (mbc_entry_eq): Likewise.
4230 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4231 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4232 (idx_infer_loop_bounds): Cast according to the coding conventions.
4233 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4234 * tree-ssa-math-opts.c (occ_new ): Likwise.
4235 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4237 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4239 (add_use_op): Likewise.
4240 (add_vop): Likewise.
4241 (add_vuse_op): Likewise.
4242 (add_vdef_op): Likewise.
4243 (get_expr_operands): Likewise.
4244 (push_stmt_changes): Use type safe memory macros.
4245 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4246 keywords as variable names.
4247 (conditional_replacement): Likewise.
4248 (minmax_replacement): Likewise.
4249 (abs_replacement): Likewise.
4250 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4252 (insert_fake_stores): Avoid using C++ keywords as variable names.
4253 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4255 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4256 (heapvar_insert): Use type safe memory macros.
4257 (new_var_info): Cast according to the coding conventions.
4258 (new_constraint): Likewise.
4259 (remove_preds_and_fake_succs): Use type safe memory macros.
4260 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4262 (thread_single_edge): Likewise.
4263 (thread_through_loop_header): Likewise.
4265 2007-06-06 Eric Christopher <echristo@apple.com>
4267 * config/i386/i386.c (override_options): Move handling
4268 of TARGET_SUBTARGET* earlier.
4270 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4272 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4275 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4277 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4278 emited outside of basic block.
4279 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4281 * rtl.h (delete_insn_chain): Declaration changed.
4282 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4284 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4285 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4286 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4287 to delete_insn_chain.
4288 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4289 do not have bb field set.
4290 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4292 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4293 * cfgcleanup.c (try_optimize_cfg): Ditto.
4295 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4297 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4298 (lambda_body_vector_new): Use type safe memory macros.
4299 (lambda_linear_expression_new): Likewise.
4300 (lambda_loopnest_new): Likewise.
4301 (lambda_lattice_new): Likewise.
4302 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4303 conventions. Use type safe memory macros.
4304 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4305 (lambda_body_vector_s): Likewise.
4306 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4307 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4309 2007-06-06 Richard Guenther <rguenther@suse.de>
4311 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4312 if we need to schedule cfg_cleanup.
4313 (tree_ssa_forward_propagate_single_use_vars): Do so.
4315 2007-06-06 Ian Lance Taylor <iant@google.com>
4317 * fold-const.c (merge_ranges): If range_successor or
4318 range_predecessor fail, just return 0.
4320 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4322 PR tree-optimization/32216
4323 * tree-vectorizer.c (supportable_widening_operation): Determine
4324 signedness of FIX_TRUNC_EXPR from output operand.
4325 (supportable_narrowing_operation): Ditto.
4326 * tree-vect-generic.c (expand_vector_operations_1): Determine
4327 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4330 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4332 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4333 (struct pta): ...from here. Change flags to unsigned to avoid
4334 excessive casting (as it is used as a bit mask).
4335 (override_options): Add casts according to the coding convenventions.
4336 (x86_64_elf_unique_section): Likewise.
4337 (examine_argument): Avoid using C++ keywords as variable names.
4338 (construct_container): Likewise.
4339 (legitimize_pic_address): Likewise.
4340 (get_dllimport_decl): Cast according to the coding conventions. Use
4341 type safe memory macros.
4342 (legitimize_address): Cast according to the coding conventions.
4343 (emit_i387_cw_initialization): Corrected the type of slot to enum
4345 (ix86_init_machine_status): Use type safe memory macros.
4346 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4347 (bdesc_pcmpistr): Likewise.
4348 (bdesc_crc32): Likewise.
4349 (bdesc_sse_3arg): Likewise.
4350 (bdesc_2arg): Likewise.
4351 (bdesc_1arg): Likewise.
4352 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4353 (ix86_expand_sse_pcmpistr): Likewise.
4354 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4355 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4356 int to match the langhook definition.
4357 (ix86_builtin_conversion): Change the type of code to unsigned init to
4358 match the langhook definition.
4359 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4361 (ix86_preferred_output_reload_class): Likewise.
4362 (ix86_cannot_change_mode_class): Likewise.
4363 (ix86_memory_move_cost): Likewise.
4364 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4365 avoid excessive casting later on.
4366 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4368 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4370 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4371 as flags setting insn.
4372 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4374 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4377 (UNSPEC_ROUND): New.
4378 ("sse4_1_round<mode>2"): New insn pattern.
4379 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4381 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4382 expander using SSEMODEF mode macro. Expand using
4383 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4384 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4385 expander using SSEMODEF mode macro. Expand using
4386 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4387 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4388 expander using SSEMODEF mode macro. Expand using
4389 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4390 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4391 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4392 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4395 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4396 Sebastian Pop <sebpop@gmail.com>
4398 * lambda.h (build_linear_expr): New.
4399 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4400 Use build_linear_expr, call fold and force_gimple_operand.
4401 (lambda_loopnest_to_gcc_loopnest): Check that there is
4402 something to insert.
4403 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4405 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4407 PR preprocessor/23479
4408 * doc/extend.texi: Document the 0b-prefixed binary integer
4411 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4413 PR tree-optimization/32215
4414 * tree-vectorizer.c (supportable_widening_operation): Return false
4415 for unsupported FIX_TRUNC_EXPR tree code.
4416 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4418 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4420 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4421 register on SPE targets. Change documentation to reflect
4423 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4424 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4425 out of the register allocation pool.
4426 (rs6000_reg_live_or_pic_offset_p): New function.
4427 (rs6000_emit_prologue): Move the actual saving of LR up to free
4428 r0 for holding r11. Split saving of SPE 64-bit registers into
4429 its own case. Ensure that offsets will always be in-range for
4430 'evstdd' by using r11 as a scratch register to point at the start
4431 of the SPE save area. Save r11 if necessary, as it is the static
4433 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4434 into its own case. Ensure that offsets will always be in-range
4435 for 'evldd' by using r11 as a scratch register to point at the
4436 start of the SPE save area. Also adjust r11 when restoring
4437 the stack pointer to compensate for pre-loading r11.
4439 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4441 * cfg.c (init_flow): Use type safe memory macros.
4442 (alloc_block): Likewise.
4443 (unchecked_make_edge): Likewise.
4444 (dump_flow_info): Avoid using C++ keywords as variable names.
4445 (copy_original_table_clear): Cast according to the coding conventions.
4446 (copy_original_table_set): Likewise.
4447 * cfgexpand (label_rtx_for_bb): Likewise.
4448 (expand_gimple_basic_block): Likewise.
4449 * cfghooks.c (dump_bb): Likewise.
4450 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4452 (lv_add_condition_to_bb): Likewise.
4453 * cfglayout (relink_block_chain): Cast according to the coding
4455 (fixup_reorder_chain): Likewise.
4456 (fixup_fallthru_exit_predecessor): Likewise.
4457 * cfgloop.c (glb_enum_p): Likewise.
4458 (get_exit_description): Likewise.
4459 (dump_recorded_exit): Likewise.
4460 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4461 (struct loop): ... from here.
4462 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4464 * cfgrtl.c (rtl_create_basic_block): Likewise.
4465 (rtl_split_block): Likewise.
4466 (rtl_dump_bb): Likewise.
4467 (cfg_layout_split_block): Likewise.
4468 (init_rtl_bb_info): Use typesafe memory macros.
4470 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4471 * graphds.h: Updated all usages of edge to graph_edge.
4472 * graphds.c: Likewise.
4473 * cfgloopanal.c: Likewise.
4475 2007-06-05 Ian Lance Taylor <iant@google.com>
4477 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4478 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4479 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4481 (test_for_singularity): Likewise.
4483 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4485 * config/i386/constraints.md ("Y2"): Replaced by ...
4487 * config/i386/i386.md: Likewise.
4488 * config/i386/mmx.md: Likewise.
4489 * config/i386/sse.md: Likewise.
4491 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4493 * config/i386/constraints.md ("z"): Replaced by ...
4495 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4496 (sse4_1_blendvps): Likewise.
4497 (sse4_1_pblendvb): Likewise.
4498 (sse4_2_pcmpestr): Likewise.
4499 (sse4_2_pcmpestrm): Likewise.
4500 (sse4_2_pcmpestr_cconly): Likewise.
4501 (sse4_2_pcmpistr): Likewise.
4502 (sse4_2_pcmpistrm): Likewise.
4503 (sse4_2_pcmpistr_cconly): Likewise.
4505 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4507 * matrix-reorg.c (transform_access_sites): Fix computation.
4508 (transform_allocation_sites): Same.
4510 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4512 * config/i386/i386.c (override_options): Use
4513 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4515 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4518 (nonimm_not_xmm0_operand): Ditto.
4519 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4520 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4521 as operand[2] predicate. Require "z" class XMM register for
4522 operand[3]. Adjust asm template.
4523 ("sse4_1_blendvpd"): Ditto.
4524 ("sse4_1_pblendvb"): Ditto.
4525 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4526 force op2 into xmm0 register for variable blend instructions.
4528 2007-06-04 Tom Tromey <tromey@redhat.com>
4530 * c-tree.h (start_enum): Update.
4531 (build_enumerator): Likewise.
4532 * c-decl.c (enum_next_value): Removed.
4533 (enum_overflow): Likewise.
4534 (start_enum): Add c_enum_contents argument. Don't use globals.
4535 (build_enumerator): Likewise.
4536 * c-tree.h (struct c_enum_contents): New struct.
4538 2007-06-04 Tom Tromey <tromey@redhat.com>
4540 * c-common.c (c_common_get_alias_set): Fix indentation.
4542 2007-06-04 Ian Lance Taylor <iant@google.com>
4544 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4545 to overflow, reduce overflow infinity to regular infinity.
4546 (vrp_var_may_overflow): New static function.
4547 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4549 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4551 * stor-layout.c (layout_type): Remove duplicate code.
4553 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4556 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4557 before build_common_builtin_nodes ().
4559 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4562 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4564 2007-06-04 Jan Hubicka <jh@suse.cz>
4566 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4567 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4568 instead of _stat version.
4570 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4572 PR tree-optimization/32194
4573 * tree-predcom.c (determine_offset): Check that both references have
4576 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4578 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4579 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4580 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4581 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4582 Add argument to iterate_fix_dominators call.
4583 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4584 * gcse.c (hoist_code): Change domby to vector.
4585 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4586 Add argument to iterate_fix_dominators call.
4587 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4588 recompute_dominator.
4589 * lambda-code.c (perfect_nestify): Ditto.
4590 * cfgloopanal.c: Include graphds.h.
4591 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4592 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4593 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4595 * graphds.c: New file.
4596 * graphds.h: New file.
4597 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4598 (get_dominated_by, get_dominated_by_region): Change return type to
4600 (verify_dominators): Recompute all dominators and compare the results.
4601 (recount_dominator): Renamed to ...
4602 (recompute_dominator): ... this. Do not check that the block is
4604 (iterate_fix_dominators): Reimplemented.
4605 (prune_bbs_to_update_dominators, root_of_dom_tree,
4606 determine_dominators_for_sons): New functions.
4607 * et-forest.c (et_root): New function.
4608 * et-forest.h (et_root): Declare.
4609 * Makefile.in (graphds.o): Add.
4610 (cfgloopanal.o): Add graphds.h dependency.
4611 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4612 * basic-block.h (get_dominated_by, get_dominated_by_region,
4613 iterate_fix_dominators): Declaration changed.
4614 (recount_dominator): Renamed to ...
4615 (recompute_dominator): ... this.
4616 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4617 (thread_through_all_blocks): Do not free dominance info.
4619 2007-06-03 Andreas Schwab <schwab@suse.de>
4621 * config/m68k/m68k.c (override_options): Don't override
4623 * config/m68k/m68k-modes.def (SF, DF): Define to use
4624 motorola_single_format and motorola_double_format, resp.
4625 * real.c (motorola_single_format): Renamed from
4626 coldfire_single_format.
4627 (motorola_double_format): Renamed from coldfire_double_format.
4628 (encode_ieee_extended): Generate a proper canonical NaN image
4629 respecting canonical_nan_lsbs_set.
4630 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4632 * real.h: Adjust declarations.
4634 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4637 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4638 the symbol is generated with the stack protector.
4640 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4642 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4643 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4645 * doc/extend.texi (interrupt): Mention m68k.
4647 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4650 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4651 (ix86_expand_sse_pcmpestr): Do not check operands for
4652 "register_operand", when insn operand predicate is "register_operand".
4653 (ix86_expand_sse_pcmpistr): Ditto.
4655 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4656 Uros Bizjak <ubizjak@gmail.com>
4658 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4659 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4660 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4661 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4662 * config/i386/constraints.md ("z"): New register constraint
4663 for members of SSE_FIRST_REG class.
4664 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4665 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4666 SSE_FIRST_REG class.
4667 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4668 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4669 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4670 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4671 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4672 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4673 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4674 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4675 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4676 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4677 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4678 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4679 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4680 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4681 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4682 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4683 (struct builtin_description): Change "flag" field to unsigned.
4684 (bdesc_pcmpestr): New builtin description table.
4685 (bdesc_pcmpistr): Likewise.
4686 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4687 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4688 Initialize pcmp[ei]str[im] insns for SSE4.2.
4689 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4690 (ix86_expand_sse_pcmpistr): Likewise.
4691 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4692 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4693 (UNSPEC_PCMPISTR): Likewise.
4694 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4695 (sse4_2_pcmpestri):New isns pattern.
4696 (sse4_2_pcmpestrm): Likewise.
4697 (sse4_2_pcmpestr_cconly): Likewise.
4698 (sse4_2_pcmpistr): New insn patern and splitter.
4699 (sse4_2_pcmpistri):New isns pattern.
4700 (sse4_2_pcmpistrm): Likewise.
4701 (sse4_2_pcmpistr_cconly): Likewise.
4702 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4705 2007-06-01 David Daney <ddaney@avtrex.com>
4707 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4708 LOADGP_ABSOLUTE and not binds_local_p.
4710 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4712 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4714 2007-06-01 Ian Lance Taylor <iant@google.com>
4716 * tree-vrp.c (compare_name_with_value): Always set
4717 used_strict_overflow if we get a result from the variable itself.
4719 2007-06-01 Ian Lance Taylor <iant@google.com>
4721 PR rtl-optimization/31455
4722 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4723 subregs which have a cast between modes which are not tieable.
4725 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4727 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4728 breaks after return statements.
4730 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4732 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4733 only after no_new_pseudos.
4735 2007-05-31 Eric Christopher <echristo@apple.com>
4737 * expr.c (convert_move): Assert that we don't have a BLKmode
4739 (store_expr): Handle BLKmode moves by calling emit_block_move.
4741 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4743 * c-typeck.c (build_indirect_ref): Include type in error message.
4744 (build_binary_op): Pass types to binary_op_error.
4745 * c-common.c (binary_op_error): Take two type arguments, print out
4747 * c-common.h (binary_op_error): Update prototype.
4749 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4751 * config/i386/i386.c: Correct coments on -mno-sse4.
4753 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4755 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4756 (x86_64-*-*): Likewise.
4757 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4758 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4759 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4760 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4761 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4762 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4763 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4764 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4765 (OPTION_MASK_ISA_SSE4): Likewise.
4766 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4767 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4768 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4769 (override_options): Support SSE4.2.
4770 (ix86_build_const_vector): Support SImode and DImode.
4771 (ix86_build_signbit_mask): Likewise.
4772 (ix86_expand_int_vcond): Support V2DImode.
4773 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4774 (IX86_BUILTIN_CRC32HI): Likewise.
4775 (IX86_BUILTIN_CRC32SI): Likewise.
4776 (IX86_BUILTIN_CRC32DI): Likewise.
4777 (IX86_BUILTIN_PCMPGTQ): Likewise.
4778 (bdesc_crc32): Likewise.
4779 (bdesc_sse_3arg): Likewise.
4780 (ix86_expand_crc32): Likewise.
4781 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4782 (ix86_expand_builtin): Likewise.
4783 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4784 __SSE4_2__ for -msse4.2.
4785 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4786 (CRC32MODE): Likewise.
4787 (crc32modesuffix): Likewise.
4788 (crc32modeconstraint): Likewise.
4789 (sse4_2_crc32<mode>): Likewise.
4790 (sse4_2_crc32di): Likewise.
4791 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4793 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4794 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4795 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4796 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4797 (vcondu<mode>): Likewise.
4798 * doc/extend.texi: Document SSE4.2 built-in functions.
4799 * doc/invoke.texi: Document -msse4.2/-msse4.
4801 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4803 PR tree-optimization/32160
4804 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4805 variable as gimple reg.
4806 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4808 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4810 * gcc.c (main): Don't consider linker options when issuing the
4811 warning about a linker input file not being used.
4813 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4815 * tree-vrp.c (compare_names): Initialize sop.
4817 2007-05-30 Dirk Mueller <dmueller@suse.de>
4819 * cgraphunit.c (cgraph_analyze_function): Remove
4820 computation of inline parameters.
4822 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4826 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4828 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4829 Add vx-common.h. Include vxworks.h between vx-common.h and
4831 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4833 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4834 (TARGET_ASM_DESTRUCTOR): Likewise.
4835 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4836 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4837 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4838 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4839 (VXWORKS_ENDIAN_SPEC): Define.
4840 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4841 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4842 VXWORKS_* equivalents.
4843 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4844 (ASM_FILE_START): Delete.
4845 (TARGET_VERSION): Reformat.
4846 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4847 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4848 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4849 (FPBIT, DPBIT): Define.
4850 (fp-bit.c, dp-bit.c): New rules.
4851 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4852 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4853 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4854 * config/arm/arm.h: Include vxworks-dummy.h.
4855 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4856 Mark with ATTRIBUTE_UNUSED.
4857 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4858 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4859 make it incompatible with -msingle-pic-base.
4860 (arm_function_ok_for_sibcall): Return false for calls that might
4861 go through a VxWorks PIC PLT entry.
4862 (require_pic_register): New function, split out from...
4863 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4865 (arm_load_pic_register): Handle the VxWorks RTP initialization
4866 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4867 (arm_emit_call_insn): New function.
4868 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4869 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4870 (pic_offset_arm): New pattern.
4871 (call, call_value): Use arm_emit_call_insn.
4872 (call_internal, call_value_internal): New expanders.
4873 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4874 VxWorks unless __PIC__.
4876 2007-05-30 Eric Christopher <echristo@gmail.com>
4878 * genrecog.c: Include regs.h in generated file.
4879 * genemit.c: Ditto. Fix up formatting.
4880 * config/mn10300/constraints.md: New.
4881 * config/mn10300/mn10300.md: Include.
4882 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4883 Fix up for removed macro.
4884 * config/mn10300/predicates.md (call_address_operand): Ditto.
4885 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4886 (CONST_OK_FOR_I): Ditto.
4887 (CONST_OK_FOR_J): Ditto.
4888 (CONST_OK_FOR_K): Ditto.
4889 (CONST_OK_FOR_L): Ditto.
4890 (CONST_OK_FOR_M): Ditto.
4891 (CONST_OK_FOR_N): Ditto.
4892 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4896 (EXTRA_CONSTRAINT): Ditto.
4898 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4900 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4902 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4903 OPTION_MASK_ISA_64BIT.
4904 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4906 2007-05-30 Richard Guenther <rguenther@suse.de>
4909 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4910 types for comparison.
4911 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4912 with original typed arguments.
4913 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4915 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4917 PR tree-optimization/31769
4918 * except.c (duplicate_eh_regions): Clear prev_try if
4919 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4921 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4923 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4924 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4925 bsi of the location where statements should be inserted.
4926 (sink_code_in_bb): Take bsi from statement_sink_location.
4927 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4928 instead of bsi_start.
4929 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4931 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4932 (bsi_move_before): Document inconsistency with bsi_move_after.
4933 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4935 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.h (TARGET_ABM): New define.
4938 (TARGET_POPCNT): Ditto.
4939 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4940 New temporary defines to redefine from OPTION_ISA_* defines.
4941 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4942 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4943 (ix86_isa_flags): New extern int declaration.
4944 (TARGET_SUBTARGET_DEFAULT): New define.
4945 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4946 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4947 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4948 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4949 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4950 * config/i386/darwin.h: Change TARGET_64BIT define to
4953 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4954 using existing "ix86_isa_flags" varible.
4955 (m32, m64): Use existing "ix86_isa_flags" variable.
4956 (mmmx, m3dnow): Ditto.
4957 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4958 (mabm): Define as non-negative option using "x86_abm" variable.
4959 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4961 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4962 Rewrite feature test bitmap.
4963 (ix86_isa_flags): New initialized global int varible.
4964 (ix86_isa_flags_explicit): New static int variable.
4965 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4966 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4967 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4968 target_flags_explicit.
4969 (override_options): Remove "target_enable" and "target_disable" fields
4970 from "struct ptt". Update processor_target_table accordingly. Remove
4971 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4972 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4973 "target_flags" and "ix86_isa_flags_explicit" instead of
4974 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4975 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4976 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4977 to true when either of PTA_POPCNT or PTA_ABM is set in
4978 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4979 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4980 processor_alias_table flags entry. Remove handling of
4981 "target_enable" and "target_disable" fields of processor_target_table.
4982 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4983 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4984 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4985 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4986 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4988 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4990 2007-05-29 David Daney <ddaney@avtrex.com>
4993 * config/mips/mips.c (mips_output_mi_thunk): Emit
4994 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4996 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4997 * config/i386/i386.c (ix86_function_regparm): Added checking of
4998 ix86_force_align_arg_pointer to determine the number of
4999 register parameters.
5001 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5003 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5004 (SET_DR_MISALIGNMENT): New.
5005 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5006 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5007 Use SET_DR_MISALIGNMENT.
5008 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5010 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5011 find_loop_nest): Export.
5012 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5013 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5014 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5015 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5017 (struct mem_ref): Add field reuse_distance.
5018 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5019 Initialize reuse_distance field.
5020 (issue_prefetch_ref): Select temporality of prefetch according to
5022 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5023 self_reuse_distance, determine_loop_nest_reuse): New functions.
5024 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5025 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5026 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5029 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5031 * tree-ssa-alias.c: Add aliasing overview.
5033 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5034 Danny Smith <dannysmith@users.sourceforge.net>
5037 * config/i386/t-crtfm: Compile crtfastmath.o with
5038 -minline-all-stringops.
5039 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5040 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5042 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5044 * doc/md.texi: Document constraints on HP PA-RISC.
5046 * pa/constraints.md: New file.
5047 * pa.md: Include constraints.md.
5048 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5049 (integer_store_memory_operand, ldil_cint_p): New functions.
5050 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5051 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5052 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5053 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5054 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5056 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5059 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5060 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5061 case POSTDECREMENT_EXPR>): Return the error_mark_node
5062 if either the real or imaginary parts would an
5065 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5067 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5068 name when we remove it from a call.
5070 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5072 * targhooks.c (default_narrow_bitfield): Remove.
5073 * targhooks.h: Remove the prototype for
5074 default_narrow_bitfield.
5076 * langhooks-def.h: Remove the prototype for
5077 hook_get_alias_set_0.
5078 * langhooks.c (hook_get_alias_set_0): Remove.
5080 * global.c (EXECUTE_IF_CONFLICT): Remove.
5082 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5085 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5086 return true when truth_value_p is true and the type
5089 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5091 * doc/install.texi (Prerequisites): We no longer require Autoconf
5092 2.13 for the top-level.
5094 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5096 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5097 memory access via x86_expand_vector_move_misalign() only for
5098 TImode values on 32-bit targets.
5100 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5102 * matrix-reorg.c: New file. Implement matrix flattening and
5103 transposing optimization.
5104 * tree-pass.h: Add matrix reorg pass.
5105 * common.opt: Add fipa-mreorg flag.
5106 * Makefile.in: Add matrix-reorg.c.
5107 * passes.c: Add matrix reorg pass.
5108 * varpool.c (add_new_static_var): New function.
5109 * cgraph.h (add_new_static_var): Declare.
5111 2007-05-27 Eric Christopher <echristo@apple.com>
5113 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5114 sp_offset depending on stack size. Save r12 depending
5115 on registers we're saving later.
5116 (rs6000_emit_epilogue): Update sp_offset depending only
5119 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5121 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5122 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5123 * ifcvt.c (if_convert): Ditto.
5124 * tree-ssa-threadupdate.c (thread_block): Ditto.
5125 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5126 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5127 verify_loop_closed_ssa): Check number_of_loops instead of
5129 * predict.c (tree_estimate_probability): Ditto.
5130 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5131 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5132 * modulo-sched.c (sms_schedule): Ditto.
5133 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5134 (scev_finalize): Do not do anything if scev analysis was not
5136 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5137 current_loops == NULL.
5138 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5139 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5141 (loop_optimizer_finalize): Assert that loops were analyzed.
5142 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5143 rtl_doloop): Check number_of_loops instead of current_loops.
5144 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5145 current_loops == NULL.
5146 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5147 gate_tree_vectorize tree_linear_transform, check_data_deps,
5148 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5149 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5150 Check number_of_loops instead of current_loops.
5151 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5152 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5153 free loops if available.
5154 (execute_pre): Do not pass do_fre to fini_pre.
5156 2007-05-27 Tobias Burnus <burnus@net-b.de>
5159 * real.c (mpfr_from_real): Fix sign of -Inf.
5161 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5163 * tree-vect-transform.c (vectorizable_conversion): Initialize
5164 tree_code variables to ERROR_MARK.
5165 (vectorizable_type_demotion): Likewise.
5166 (vectorizable_type_promotion): Likewise.
5168 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.md (movti): Handle push operands via
5174 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5176 * basic-block.h: Remove the prototype for merge_seq_blocks.
5177 * cfgcleanup.c (merge_seq_blocks): Remove.
5179 * tree-flow.h: Remove the prototype for is_aliased_with.
5180 * tree-ssa-alias.c (is_aliased_with): Remove.
5182 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5186 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5188 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5189 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5190 (vec_unpacks_hi_v16qi): Likewise.
5191 (vec_unpacku_lo_v16qi): Likewise.
5192 (vec_unpacks_lo_v16qi): Likewise.
5193 (vec_unpacku_hi_v8hi): Likewise.
5194 (vec_unpacks_hi_v8hi): Likewise.
5195 (vec_unpacku_lo_v8hi): Likewise.
5196 (vec_unpacks_lo_v8hi): Likewise.
5197 (vec_unpacku_hi_v4si): Likewise.
5198 (vec_unpacks_hi_v4si): Likewise.
5199 (vec_unpacku_lo_v4si): Likewise.
5200 (vec_unpacks_lo_v4si): Likewise.
5202 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5204 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5205 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5206 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5207 follow spelling conventions in various
5208 warning/error/diagnostic messages.
5210 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5211 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5212 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5213 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5214 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5215 * doc/tm.texi: Follow spelling conventions.
5217 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5220 * tree-ssa-forwprop.c
5221 (forward_propagate_addr_into_variable_array_index): Remove
5222 the lhs argument. Use the type of def_rhs instead of lhs.
5223 (forward_propagate_addr_expr_1): Update use of
5224 forward_propagate_addr_into_variable_array_index.
5226 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5227 Nigel Stephens <nigel@mips.com>
5229 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5230 function attributes, "far" being an alias for "long_call".
5231 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5232 (mips_near_type_p, mips_far_type_p): New.
5233 (mips_comp_type_attributes): New function to check that attributes
5234 attached to a function type are compatible.
5235 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5236 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5237 to the target function of the thunk.
5238 (mips_encode_section_info): Check for "near" and "far" function
5239 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5241 * config/mips/predicates.md (const_call_insn_operand): Test only
5242 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5244 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5247 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5248 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5249 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5250 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5252 2007-05-25 Eric Christopher <echristo@apple.com>
5254 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5255 to x86-darwin configurations.
5256 * config/i386/t-darwin: Add softfp support.
5257 * config/i386/t-darwin64: Ditto.
5258 * config/i386/sfp-machine.h: If mach then don't use
5259 aliasing, emit a stub to call.
5261 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5263 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5264 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5265 tree-predcom.c, tree-ssa-alias-warnings.c,
5266 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5267 comment typos. Follow spelling conventions.
5268 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5270 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5273 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5274 constants into memory. Expand unaligned memory references for
5275 SSE modes via x86_expand_vector_move_misalign() function.
5277 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5279 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5280 "memory" attribute for "sseishft" type insn without operands[2].
5282 2007-05-25 Dirk Mueller <dmueller@suse.de>
5283 Marcus Meissner <meissner@suse.de>
5285 * doc/extend.texi (alloc_size): New attribute.
5286 * c-common.c (handle_alloc_size_attribute): New.
5287 * tree-object-size.c (alloc_object_size): Use alloc_size
5288 attribute, if available.
5290 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5292 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5294 (__builtin_ia32_vec_ext_v2di): Likewise.
5295 (__builtin_ia32_vec_ext_v4si): Likewise.
5296 (__builtin_ia32_vec_ext_v8hi): Likewise.
5297 (__builtin_ia32_vec_ext_v16qi): Likewise.
5298 (__builtin_ia32_vec_set_v8hi): Likewise.
5300 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5302 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5304 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5306 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5307 (arm_is_longcall_p): Rename to...
5308 (arm_is_long_call_p): ...this. Take a single tree argument and
5310 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5311 (CUMULATIVE_ARGS): Remove call_cookie.
5312 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5313 (ENCODED_LONG_CALL_ATTR_P): Delete.
5314 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5315 LONG_CALL_FLAG_CHAR cases.
5316 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5317 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5318 ARM_DECLARE_FUNCTION_SIZE.
5319 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5320 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5321 (arm_encode_call_attribute, current_file_function_operand): Delete.
5322 (arm_function_in_section_p): New function.
5323 (arm_is_longcall_p): Rename to...
5324 (arm_is_long_call_p): ...this. Take the target function as a single
5325 argument and return a bool. Do not rely on call cookies. Check
5326 whether the target symbol is in the same section as the current
5327 function, not just the same compilation unit.
5328 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5329 (arm_encode_section_info): Don't encode a call type.
5330 * config/arm/arm.md (call, call_value): Update calls to
5331 arm_is_long(_)call_p. Simplify logic.
5332 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5333 Update calls to arm_is_long(_)call_p.
5335 2007-05-25 Richard Guenther <rguenther@suse.de>
5337 PR tree-optimization/31982
5338 * tree-ssa-forwprop.c
5339 (forward_propagate_addr_into_variable_array_index): Handle arrays
5340 with element size one.
5342 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5345 (umulsi3_highpart): Likewise.
5347 2007-05-24 Ian Lance Taylor <iant@google.com>
5349 PR rtl-optimization/32069
5350 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5353 2007-05-24 Ollie Wild <aaw@google.com>
5355 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5358 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5360 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5361 (oprs_unchanged_p): Use it to check all registers in a REG.
5362 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5363 (reg_set_between_after_reload_p): Delete.
5364 (reg_used_between_after_reload_p): Likewise.
5365 (reg_set_or_used_since_bb_start): Likewise.
5366 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5367 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5368 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5369 * rtlanal.c (reg_set_p): Check whether REG overlaps
5370 regs_invalidated_by_call, rather than just checking the
5371 membership of REGNO (REG).
5373 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5375 * doc/passes.texi: Document predictive commoning.
5376 * doc/invoke.texi (-fpredictive-commoning): Document.
5377 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5378 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5379 adding indices to the generated name.
5380 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5381 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5382 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5383 (op_symbol_code): ... and exported.
5384 (dump_omp_clause, op_symbol): Use op_symbol_code
5385 instead of op_symbol_1.
5386 * tree-pass.h (pass_predcom): Declare.
5387 * timevar.def (TV_PREDCOM): New timevar.
5388 * tree-ssa-loop.c (run_tree_predictive_commoning,
5389 gate_tree_predictive_commoning, pass_predcom): New.
5390 * tree-data-ref.c (find_data_references_in_loop): Find the
5391 references in dominance order.
5392 (canonicalize_base_object_address): Ensure that the result has
5394 (dr_analyze_innermost): Export.
5395 (create_data_ref): Code to fail for references with invariant
5397 (find_data_references_in_stmt): ... here.
5398 * tree-data-ref.h (dr_analyze_innermost): Declare.
5399 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5400 (aff_combination_find_elt, name_expansion_hash,
5401 name_expansion_eq, tree_to_aff_combination_expand,
5402 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5404 * tree-affine.h (aff_combination_constant_multiple_p,
5405 tree_to_aff_combination_expand): Declare.
5406 * tree-predcom.c: New file.
5407 * common.opt (fpredictive-commoning): New option.
5408 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5409 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5410 * Makefile.in (tree-predcom.o): Add.
5411 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5412 * passes.c (init_optimization_passes): Add dceloop after
5413 copy propagation in loop optimizer. Add predictive commoning
5414 to loop optimizer passes.
5416 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5418 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5421 2007-05-24 Jan Hubicka <jh@suse.cz>
5423 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5425 (genheader): Include statistics.h.
5427 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5429 * print-rtl.c (flag_dump_unnumbered): Update comments.
5430 (print_rtl): Fix my previous change.
5431 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5434 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5437 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5439 (thread_through_all_blocks): Call initialize_original_copy_tables
5440 and free_original_copy_tables.
5441 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5443 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5444 * cfghooks.c (duplicate_block): Use get_loop_copy.
5445 * cfg.c: Include cfgloop.h.
5446 (loop_copy): New hash table.
5447 (initialize_original_copy_tables): Initialize loop_copy table.
5448 (free_original_copy_tables): Free loop_copy table.
5449 (copy_original_table_clear, copy_original_table_set,
5450 set_loop_copy, get_loop_copy): New functions.
5451 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5452 * cfgloop.h (struct loop): Remove copy field.
5453 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5454 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5456 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5458 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5459 -msse/-msse2/-msse3.
5461 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5463 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5464 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5466 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5469 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5470 * targhooks.h (default_mangle_decl_assembler_name): Declare
5472 * targhooks.c (default_mangle_decl_assembler_name): Define
5474 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5476 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5477 * langhooks.c (lhd_set_decl_assembler_name): Call
5478 targetm.mangle_decl_assembler_name for names with global scope.
5480 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5482 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5483 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5485 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5486 New. Factored out of i386_pe_encode_section_info.
5487 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5488 Move check for prior decoration of stdcall
5489 symbols to i386_pe_encode_section_info.
5490 (i386_pe_encode_section_info): Adjust call to
5491 gen_stdcall_or_fastcall_suffix. Use
5492 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5493 (i386_pe_mangle_decl_assembler_name): New. Wrap
5494 i386_pe_maybe_mangle_decl_assembler_name.
5496 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5498 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5499 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5500 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5501 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5502 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5505 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5506 Nigel Stephens <nigel@mips.com>
5507 Richard Sandiford <richard@codesourcery.com>
5509 Fix up MIPS16 hard float and add support for complex.
5511 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5512 (TARGET_SOFT_FLOAT_ABI): New.
5513 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5514 __mips_soft_float to reflect the ABI in use, not whether the
5515 FPU is directly accessible (e.g., in MIPS16 mode).
5516 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5517 (UNITS_PER_FPVALUE): Likewise.
5519 * config/mips/mips.c (mips_expand_call): Remove redundant
5520 TARGET_MIPS16 check.
5521 (mips_arg_regno): New.
5522 (function_arg_advance): When setting bits in cum->fp_code for
5523 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5525 (function_arg): Use mips_arg_regno.
5526 (mips_return_mode_in_fpr_p): New.
5527 (mips16_call_stub_mode_suffix): New.
5528 (mips16_cfun_returns_in_fpr_p): New.
5529 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5530 (mips_output_function_prologue): Test mips16_hard_float, not
5531 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5532 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5533 return value into a floating-point register.
5534 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5535 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5536 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5537 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5538 word of double arguments from or to the high bits of 64-bit
5539 floating point registers.
5540 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5541 (mips16_fpret_double): New helper function.
5542 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5543 support for complex modes. Fill in DECL_RESULT for stubdecl.
5544 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5546 * config/mips/mips16.S
5547 (RET, ARG1, ARG2): New.
5548 (MERGE_GPRf, MERGE_GPRt): New.
5549 (DELAYt, DELAYf): New.
5550 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5551 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5552 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5553 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5554 (SFOP): Renamed to...
5555 (OPSF3): This, and macro-ified. Updated all uses.
5556 (SFOP2): Renamed to...
5557 (OPSF2): This, and macro-ified. Updated all uses.
5558 (SFCMP): Renamed to...
5559 (CMPSF): This, and macro-ified. Updated all uses.
5560 (SFREVCMP): Renamed to...
5561 (REVCMPSF): This, and macro-ified. Updated all uses.
5562 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5563 (LDDBL1, LDDBL2, RETDBL): Deleted.
5564 (DFOP): Renamed to...
5565 (OPDF3): This, and macro-ified. Updated all uses.
5566 (DFOP2): Renamed to...
5567 (OPDF2): This, and macro-ified. Updated all uses.
5568 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5569 (DFCMP): Renamed to...
5570 (CMPDF): This, and macro-ified. Updated all uses.
5571 (DFREVCMP): Renamed to...
5572 (REVCMPDF): This, and macro-ified. Updated all uses.
5573 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5574 (RET_FUNCTION): New.
5575 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5576 (__mips16_ret_sc, __mips16_ret_dc): New.
5577 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5578 STUB_ARGS_6, STUB_ARGS_10): New.
5579 (CALL_STUB_NO_RET): New.
5580 (__mips16_call_stub_1): Macro-ified.
5581 (__mips16_call_stub_5): Macro-ified.
5582 (__mips16_call_stub_2): Macro-ified.
5583 (__mips16_call_stub_6): Macro-ified.
5584 (__mips16_call_stub_9): Macro-ified.
5585 (__mips16_call_stub_10): Macro-ified.
5586 (CALL_STUB_RET): New.
5587 (__mips16_call_stub_sf_0): Macro-ified.
5588 (__mips16_call_stub_sf_1): Macro-ified.
5589 (__mips16_call_stub_sf_5): Macro-ified.
5590 (__mips16_call_stub_sf_2): Macro-ified.
5591 (__mips16_call_stub_sf_6): Macro-ified.
5592 (__mips16_call_stub_sf_9): Macro-ified.
5593 (__mips16_call_stub_sf_10): Macro-ified.
5594 (__mips16_call_stub_df_0): Macro-ified.
5595 (__mips16_call_stub_df_1): Macro-ified.
5596 (__mips16_call_stub_df_5): Macro-ified.
5597 (__mips16_call_stub_df_2): Macro-ified.
5598 (__mips16_call_stub_df_6): Macro-ified.
5599 (__mips16_call_stub_df_9): Macro-ified.
5600 (__mips16_call_stub_df_10): Macro-ified.
5601 (__mips16_call_stub_sc_0): New.
5602 (__mips16_call_stub_sc_1): New.
5603 (__mips16_call_stub_sc_5): New.
5604 (__mips16_call_stub_sc_2): New.
5605 (__mips16_call_stub_sc_6): New.
5606 (__mips16_call_stub_sc_9): New.
5607 (__mips16_call_stub_sc_10): New.
5608 (__mips16_call_stub_dc_0): New.
5609 (__mips16_call_stub_dc_1): New.
5610 (__mips16_call_stub_dc_5): New.
5611 (__mips16_call_stub_dc_2): New.
5612 (__mips16_call_stub_dc_6): New.
5613 (__mips16_call_stub_dc_9): New.
5614 (__mips16_call_stub_dc_10): New.
5616 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5617 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5618 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5620 2007-05-23 Ian Lance Taylor <iant@google.com>
5622 * doc/invoke.texi (Invoking GCC): Document that the order of the
5625 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5628 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5629 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5630 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5634 * config/score/score.c (score_print_operand): Make sure that only
5635 lower bits are used.
5637 2007-05-22 Ian Lance Taylor <iant@google.com>
5639 * tree-vrp.c (avoid_overflow_infinity): New static function,
5640 broken out of set_value_range_to_value.
5641 (set_value_range_to_value): Call avoid_overflow_infinity.
5642 (extract_range_from_assert): Likewise.
5644 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5647 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5648 change the type before looking for a COMPOUND_EXPR.
5650 2007-05-22 Ian Lance Taylor <iant@google.com>
5652 * lower-subreg.c (decompose_multiword_subregs): If we change an
5653 insn, call remove_retval_note on it.
5655 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5657 * regs.h (end_hard_regno): New function.
5658 (END_HARD_REGNO, END_REGNO): New macros.
5659 (add_to_hard_reg_set): New function.
5660 (remove_from_hard_reg_set): Likewise.
5661 (in_hard_reg_set_p): Likewise.
5662 (overlaps_hard_reg_set_p): Likewise.
5663 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5664 (note_btr_set): Use END_HARD_REGNO.
5665 * caller-save.c (setup_save_areas): Use end_hard_regno.
5666 (mark_set_regs): Use END_HARD_REGNO.
5667 (add_stored_regs): Use end_hard_regno.
5668 (mark_referenced_regs): Use add_to_hard_reg_set.
5669 * combine.c (update_table_tick): Use END_REGNO.
5670 (record_value_for_reg): Likewise.
5671 (record_dead_and_set_regs): Likewise.
5672 (get_last_value_validate): Likewise.
5673 (use_crosses_set_p): Likewise.
5674 (reg_dead_at_p_1): Likewise.
5675 (reg_dead_at_p): Likewise.
5676 (mark_used_regs_combine): Use add_to_hard_reg_set.
5677 (move_deaths): Use END_HARD_REGNO.
5678 (reg_bitfield_target_p): Use end_hard_regno.
5679 (distribute_notes): Use END_HARD_REGNO.
5680 * cse.c (mention_regs): Use END_REGNO.
5681 (insert): Use add_to_hard_reg_set.
5682 (invalidate): Use END_HARD_REGNO.
5683 (invalidate_for_call): Likewise.
5684 (exp_equiv_p): Use END_REGNO.
5685 (cse_insn): Likewise.
5686 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5687 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5688 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5689 * function.c (keep_stack_depressed): Use end_hard_regno.
5690 * global.c (global_alloc): Use end_hard_regno.
5691 (global_conflicts): Use add_to_hard_reg_set instead of
5693 (find_reg): Likewise.
5694 (mark_reg_store): Likewise.
5695 (mark_reg_conflicts): Likewise.
5696 (mark_reg_death): Use remove_from_hard_reg_set.
5697 (mark_reg_live_nc): Delete.
5698 (set_preference): Use end_hard_regno.
5699 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5700 remove_from_hard_reg_set.
5701 (post_mark_life): Use add_to_hard_reg_set.
5702 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5703 (reg_becomes_live): Use add_to_hard_reg_set.
5704 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5705 (peep2_find_free_register): Use add_to_hard_reg_set.
5706 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5707 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5708 * regrename.c (note_sets): Use add_to_hard_reg_set.
5709 (clear_dead_regs): Use remove_from_hard_reg_set.
5710 (regrename_optimize): Use add_to_hard_reg_set.
5711 (find_oldest_value_reg): Use in_hard_reg_set_p.
5712 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5713 (hard_reg_set_here_p): Use end_hard_regno.
5714 (decompose): Likewise.
5715 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5716 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5717 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5718 (mark_home_live): Use end_hard_regno.
5719 (spill_hard_reg): Likewise.
5720 (clear_reload_reg_in_use): Likewise.
5721 * reorg.c (delete_prior_computation): Use END_REGNO.
5722 * resource.c (update_live_status): Use END_HARD_REGNO.
5723 (mark_referenced_resources): Use add_to_hard_reg_set.
5724 (mark_set_resources): Likewise.
5725 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5726 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5727 (reg_overlap_mentioned_p): Likewise.
5728 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5729 (covers_regno_no_parallel_p): Use END_REGNO.
5730 (find_regno_note): Likewise.
5731 (find_reg_fusage): Use END_HARD_REGNO.
5732 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5733 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5735 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5737 * mode-switching.c (reg_dies): Change type of second argument to
5739 (optimize_mode_switching): Update accordingly.
5741 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5743 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5745 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5746 (hard_reg_set_empty_p): ...these new functions.
5747 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5748 GO_IF_HARD_REG_SUBSET.
5749 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5750 instead of GO_IF_HARD_REG_EQUAL.
5751 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5752 instead of GO_IF_HARD_REG_EQUAL.
5753 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5754 GO_IF_HARD_REG_SUBSET.
5755 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5756 GO_IF_HARD_REG_EQUAL.
5757 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5758 of GO_IF_HARD_REG_SUBSET.
5759 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5760 instead of GO_IF_HARD_REG_EQUAL.
5761 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5762 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5763 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5764 of GO_IF_HARD_REG_SUBSET,
5765 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5766 GO_IF_HARD_REG_SUBSET.
5767 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5768 instead of GO_IF_HARD_REG_EQUAL.
5769 * config/sh/sh.c (push_regs, calc_live_regs): Use
5770 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5771 (hard_regs_intersect_p): Delete.
5773 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5775 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5777 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5778 Richard Henderson <rth@redhat.com>
5780 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5782 (x86_64-*-*): Likewise.
5784 * i386/i386-modes.def (V2QI): New.
5786 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5788 (override_options): Support SSE4.1.
5789 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5790 (IX86_BUILTIN_BLENDPS): Likewise.
5791 (IX86_BUILTIN_BLENDVPD): Likewise.
5792 (IX86_BUILTIN_BLENDVPS): Likewise.
5793 (IX86_BUILTIN_PBLENDVB128): Likewise.
5794 (IX86_BUILTIN_PBLENDW128): Likewise.
5795 (IX86_BUILTIN_DPPD): Likewise.
5796 (IX86_BUILTIN_DPPS): Likewise.
5797 (IX86_BUILTIN_INSERTPS128): Likewise.
5798 (IX86_BUILTIN_MOVNTDQA): Likewise.
5799 (IX86_BUILTIN_MPSADBW128): Likewise.
5800 (IX86_BUILTIN_PACKUSDW128): Likewise.
5801 (IX86_BUILTIN_PCMPEQQ): Likewise.
5802 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5803 (IX86_BUILTIN_PMAXSB128): Likewise.
5804 (IX86_BUILTIN_PMAXSD128): Likewise.
5805 (IX86_BUILTIN_PMAXUD128): Likewise.
5806 (IX86_BUILTIN_PMAXUW128): Likewise.
5807 (IX86_BUILTIN_PMINSB128): Likewise.
5808 (IX86_BUILTIN_PMINSD128): Likewise.
5809 (IX86_BUILTIN_PMINUD128): Likewise.
5810 (IX86_BUILTIN_PMINUW128): Likewise.
5811 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5812 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5813 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5814 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5815 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5816 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5817 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5818 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5819 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5820 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5821 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5822 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5823 (IX86_BUILTIN_PMULDQ128): Likewise.
5824 (IX86_BUILTIN_PMULLD128): Likewise.
5825 (IX86_BUILTIN_ROUNDPD): Likewise.
5826 (IX86_BUILTIN_ROUNDPS): Likewise.
5827 (IX86_BUILTIN_ROUNDSD): Likewise.
5828 (IX86_BUILTIN_ROUNDSS): Likewise.
5829 (IX86_BUILTIN_PTESTZ): Likewise.
5830 (IX86_BUILTIN_PTESTC): Likewise.
5831 (IX86_BUILTIN_PTESTNZC): Likewise.
5832 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5833 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5834 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5835 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5836 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5838 (bdesc_sse_3arg): Likewise.
5839 (bdesc_2arg): Likewise.
5840 (bdesc_1arg): Likewise.
5841 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5843 (ix86_expand_sse_4_operands_builtin): New.
5844 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5845 smaller than 8 bits as the 2nd arg.
5846 (ix86_expand_sse_ptest): New.
5847 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5848 (ix86_expand_vector_set): Support SSE4.1.
5849 (ix86_expand_vector_extract): Likewise.
5851 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5852 __SSE4_1__ for -msse4.1.
5854 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5855 (UNSPEC_INSERTPS): Likewise.
5856 (UNSPEC_DP): Likewise.
5857 (UNSPEC_MOVNTDQA): Likewise.
5858 (UNSPEC_MPSADBW): Likewise.
5859 (UNSPEC_PHMINPOSUW): Likewise.
5860 (UNSPEC_PTEST): Likewise.
5861 (UNSPEC_ROUNDP): Likewise.
5862 (UNSPEC_ROUNDS): Likewise.
5864 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5866 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5867 (const_pow2_1_to_32768_operand): Likewise.
5869 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5872 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5874 (sse4_1_insertps): Likewise.
5875 (*sse4_1_extractps): Likewise.
5876 (sse4_1_ptest): Likewise.
5877 (sse4_1_mulv2siv2di3): Likewise.
5878 (*sse4_1_mulv4si3): Likewise.
5879 (*sse4_1_smax<mode>3): Likewise.
5880 (*sse4_1_umax<mode>3): Likewise.
5881 (*sse4_1_smin<mode>3): Likewise.
5882 (*sse4_1_umin<mode>3): Likewise.
5883 (sse4_1_eqv2di3): Likewise.
5884 (*sse4_1_pinsrb): Likewise.
5885 (*sse4_1_pinsrd): Likewise.
5886 (*sse4_1_pinsrq): Likewise.
5887 (*sse4_1_pextrb): Likewise.
5888 (*sse4_1_pextrb_memory): Likewise.
5889 (*sse4_1_pextrw_memory): Likewise.
5890 (*sse4_1_pextrq): Likewise.
5891 (sse4_1_blendpd): Likewise.
5892 (sse4_1_blendps): Likewise.
5893 (sse4_1_blendvpd): Likewise.
5894 (sse4_1_blendvps): Likewise.
5895 (sse4_1_dppd): Likewise.
5896 (sse4_1_dpps): Likewise.
5897 (sse4_1_movntdqa): Likewise.
5898 (sse4_1_mpsadbw): Likewise.
5899 (sse4_1_packusdw): Likewise.
5900 (sse4_1_pblendvb): Likewise.
5901 (sse4_1_pblendw): Likewise.
5902 (sse4_1_phminposuw): Likewise.
5903 (sse4_1_extendv8qiv8hi2): Likewise.
5904 (*sse4_1_extendv8qiv8hi2): Likewise.
5905 (sse4_1_extendv4qiv4si2): Likewise.
5906 (*sse4_1_extendv4qiv4si2): Likewise.
5907 (sse4_1_extendv2qiv2di2): Likewise.
5908 (*sse4_1_extendv2qiv2di2): Likewise.
5909 (sse4_1_extendv4hiv4si2): Likewise.
5910 (*sse4_1_extendv4hiv4si2): Likewise.
5911 (sse4_1_extendv2hiv2di2): Likewise.
5912 (*sse4_1_extendv2hiv2di2): Likewise.
5913 (sse4_1_extendv2siv2di2): Likewise.
5914 (*sse4_1_extendv2siv2di2): Likewise.
5915 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5916 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5917 (sse4_1_zero_extendv4qiv4si2): Likewise.
5918 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5919 (sse4_1_zero_extendv2qiv2di2): Likewise.
5920 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5921 (sse4_1_zero_extendv4hiv4si2): Likewise.
5922 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5923 (sse4_1_zero_extendv2hiv2di2): Likewise.
5924 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5925 (sse4_1_zero_extendv2siv2di2): Likewise.
5926 (*sse4_1_zero_extendv2siv2di2): Likewise.
5927 (sse4_1_roundpd): Likewise.
5928 (sse4_1_roundps): Likewise.
5929 (sse4_1_roundsd): Likewise.
5930 (sse4_1_roundss): Likewise.
5931 (mulv4si3): Don't expand for SSE4.1.
5932 (smax<mode>3): Likewise.
5933 (umaxv4si3): Likewise.
5934 (uminv16qi3): Likewise.
5935 (umin<mode>3): Likewise.
5936 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5938 * doc/extend.texi: Document SSE4.1 built-in functions.
5940 * doc/invoke.texi: Document -msse4.1.
5942 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5944 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5945 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5946 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5947 (ASM_SPEC): Add asm_pcrel_spec.
5948 (EXTRA_SPECS): Add asm_pcrel_spec.
5950 2007-05-21 David Daney <ddaney@avtrex.com>
5952 * doc/install.texi (Building a cross compiler): Add requirements
5953 for Java cross compiler.
5955 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5958 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5959 Add loopno argument. Use evolution_function_is_invariant_rec_p
5960 instead of evolution_function_is_constant_p.
5961 Update calls to evolution_function_is_affine_multivariate_p.
5962 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5963 Add loopno argument.
5964 * tree-scalar-evolution.c (gather_chrec_stats): Call
5965 evolution_function_is_affine_multivariate_p with a loop
5967 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5968 (analyze_overlapping_iterations): Likewise.
5969 (access_functions_are_affine_or_constant_p): Likewise.
5970 (build_classic_dist_vector_1): If the access functions
5971 are equal, don't do anything.
5973 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5974 Paolo Carlini <pcarlini@suse.de>
5975 Uros Bizjak <ubizjak@gmail.com>
5977 * c-cppbuiltin.c (c_cpp_builtins): Define
5978 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5979 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5980 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5981 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5983 2007-05-21 Mike Stump <mrs@apple.com>
5985 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5987 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5989 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5992 implementation if __OPTIMIZE__ is not defined.
5993 (_mm_alignr_pi8): Ditto.
5994 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5995 (_mm_inserti_si64): Ditto.
5996 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5997 (_mm_slli_epi16): Ditto.
5998 (_mm_slli_epi32): Ditto.
5999 (_mm_slli_epi64): Ditto.
6000 (_mm_srai_epi16): Ditto.
6001 (_mm_srai_epi32): Ditto.
6002 (_mm_srli_si128): Ditto.
6003 (_mm_slli_si128): Ditto.
6004 (_mm_srli_epi16): Ditto.
6005 (_mm_srli_epi32): Ditto.
6006 (_mm_srli_epi64): Ditto.
6007 (_mm_extract_epi16): Ditto.
6008 (_mm_insert_epi16): Ditto.
6009 (_mm_shufflehi_epi16): Ditto.
6010 (_mm_shufflelo_epi16): Ditto.
6011 (_mm_shuffle_epi32): Ditto.
6012 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6014 (_mm_insert_pi16): Ditto.
6016 (_mm_shuffle_pi16): Ditto.
6018 (_mm_shufle_ps): Ditto.
6019 (_mm_prefetch): Ditto.
6021 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6023 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6024 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6025 * real.c (encode_i370_single, decode_i370_single,
6026 encode_i370_double, decode_i370_double): Functions removed.
6027 (i370_single_format, i370_double_format): Initializations removed.
6028 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6029 Consider the log2_b field to always be one.
6030 (ieee_single_format, mips_single_format, coldfire_single_format,
6031 ieee_double_format, mips_double_format, coldfire_double_format,
6032 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6033 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6034 ibm_extended_format, mips_extended_format, ieee_quad_format,
6035 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6036 decimal_single_format, decimal_double_format, decimal_quad_format,
6037 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6038 initialization of log2_b.
6039 * real.h (i370_single_format, i370_double_format): Declarations
6041 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6042 field to always be one.
6044 2007-05-21 Andreas Schwab <schwab@suse.de>
6046 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6047 NOTE_INSN_BASIC_BLOCK_P.
6048 (process_for_unwind_directive): Likewise.
6050 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6052 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6053 * function.h (struct function): Move va_list_gpr_size,
6054 va_list_fpr_size, function_frequency to front of bitfields. Add
6056 (current_function_calls_unwind_init): New.
6057 * except.c (expand_builtin_unwind_init): Set
6058 current_function_calls_unwind_init not
6059 current_function_has_nonlocal_label.
6060 * reload1.c (has_nonexceptional_receiver): New.
6061 (reload): Use it and current_function_calls_unwind_init to
6062 determine whether call-saved regs must be saved.
6064 2007-05-20 Jan Hubicka <jh@suse.cz>
6066 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6067 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6068 * ddg.c (create_ddg): LIkewise.
6069 * final.c (final): Remove hunk moving line number notes around since
6070 they are no longer present at this stage.
6071 (final_scan_insn): Use NOTE_KIND instead of
6072 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6073 (output_asm_label): Likewise.
6074 * reorg.c (dbr_schedule): Likewise.
6075 * haifa-sched.c (unlink_other_notes): Likewise.
6076 * mode-switching.c (optimize_mode_switching): Likewise.
6077 * graph.c (start_bb): Likewise.
6078 * rtl.def (NOTE): Update description.
6079 * jump.c (squeeze_notes): Delete.
6080 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6081 NOTE_INSN_BASIC_BLOCK_P when possible.
6082 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6083 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6084 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6085 (dwarf2out_var_location): Likewise.
6086 * cfgbuild.c (make_edges): Likewise.
6087 (find_basic_blocks_1): Likewise.
6088 * function.c (reorder_blocks_1): Likewise.
6089 (epilogue_done): Likewise.
6090 (reposition_prologue_and_epilogue_notes): Likewise.
6091 * print-rtl.c (print_rtx): Likewise; drop code for printing
6093 (print_rtl): Likewise.
6094 (print_rtl_single): Likewise.
6095 * gcse.c (insert_insn_start_bb): Likewise.
6096 * alias.c (init_alias_analysis): Likewise.
6097 * calls.c (fixup_tail_calls): Likewise.
6098 * except.c (sjlj_emit_function_enter): Likewise.
6099 * emit-rtl.c (add_insn_after): Likeiwse.
6100 (emit_label_before): Likewise.
6101 (emit_label_after): Likewise.
6102 (emit_note_before, emit_note_after, emit_note): Update
6103 parameter to be enum insn_note; do not deal with source
6105 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6106 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6108 (merge_blocks_move_successor_nojumps): Simplify now when
6109 we don't have BLOCK notes.
6110 (try_optimize_cfg): Likewise.
6111 * cfglayout.c (skip_insns_after_block): Likewise.
6112 (record_effective_endpoints): Likewise.
6113 (duplicate_insn_chain): Likewise.
6114 * varasm.c (output_constant_pool_1): Likewise.
6115 * sched-deps.c (sched_analyze): Likewise.
6116 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6118 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6119 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6120 (SET_INSN_DELETED): Simplify.
6121 (NOTE_LINE_NUMBER): Exterminate.
6122 (NOTE_LINE_KIND): New.
6123 (NOTE_INSN_BASIC_BLOCK_P): Update.
6124 (enum insn_note): Simplify.
6125 (GET_NOTE_INSN_NAME) Simplify.
6126 (emit_note_before, emit_note_after, emit_note): Update prototype.
6127 (squeeze_notes): Remove.
6128 * sched-int.h (NOTE_NOT_BB_P): Update.
6129 * resource.c (mark_target_live_regs): Update.
6130 * sched-rgn.c (debug_dependencies): Update.
6131 * sched-vis.c (print_insn): Update.
6132 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6133 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6134 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6135 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6136 (split_branches): Update.
6137 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6139 (sh_adjust_unroll_max): Exterminate.
6140 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6141 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6142 (m68hc11_reorg): Likewise.
6143 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6144 (emit_predicate_relation_info): Update.
6145 (process_for_unwind_directive): Update.
6146 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6147 (output_call): Update.
6148 * config/pa/pa.c (output_lbranch): Update.
6149 (output_millicode_call): Update.
6150 (output_call): Update.
6151 (pa_combine_instructions): Update.
6152 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6153 * config/bfin/bfin.c (gen_one_bundle): Update.
6154 * cfgrtl.c (can_delete_note_p): Update.
6155 (delete_insn): Update.
6156 (rtl_merge_blocks): Update.
6157 (commit_one_edge_insertion): Update.
6158 (rtl_verify_flow_info): Update.
6159 * stmt.c (expand_case): Do not call squeeze_notes.
6161 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6168 * c.opt (Wtype-limits): New.
6169 * doc/invoke.texi (Wtype-limits): Document it.
6170 (Wextra): Enabled by -Wextra.
6171 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6172 * c-common.c (shorten_compare): Warn with Wtype-limits.
6174 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6176 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6177 inlined function, not as a macro.
6178 (_mm_alignr_pi8): Ditto.
6179 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6180 (_mm_inserti_si64): Ditto.
6181 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6182 (_mm_extract_epi16): Ditto.
6183 (_mm_insert_epi16): Ditto.
6184 (_mm_shufflehi_epi16): Ditto.
6185 (_mm_shufflelo_epi16): Ditto.
6186 (_mm_shuffle_epi32): Ditto.
6187 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6188 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6190 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6192 (_m_to_float): Use C89 compatible assignment.
6194 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6197 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6199 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6202 * doc/invoke.texi (Wreturn-type): Complete description.
6203 (Wextra): Delete item about return-type warning.
6204 * c-decl.c: Delete redundant Wextra warning.
6206 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6210 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6211 inlined function, not as a macro.
6212 (_mm_prefetch): Ditto.
6214 (_mm_insert_pi16): Ditto.
6216 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6217 (_m_pshufw): Ditto. Add const to __N argument.
6218 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6219 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6220 (_mm_slli_epi32): Ditto.
6221 (_mm_srli_si128): Implement as always inlined function, not as a
6222 macro. Add __inline to function declaration.
6223 (_mm_slli_si128): Ditto.
6225 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6227 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6228 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6230 (struct fenv): New structure.
6231 (FP_HANDLE_EXCEPTIONS): New define.
6232 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6233 (_FP_DECL_EXP): New define.
6234 (FP_INIT_ROUNDMODE): New define.
6235 (FP_ROUNDMODE): New define.
6237 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6239 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6240 (Wconversion): Update description.
6241 (Wconversion-sign): New.
6242 * c.opt (Wconversion-sign): New.
6243 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6244 means disabled for C++. Otherwise, take the status of Wconversion.
6245 * c-common.c (conversion_warning): Warn with either Wconversion or
6247 (warnings_for_convert_and_check): Conditions are already checked by
6249 (convert_and_check): Don't check warnings if the conversion failed.
6251 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6252 Anatoly Sokolov <aesok@dol.ru>
6254 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6255 avr_epilogue_uses) : Add declaration.
6256 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6257 * config/avr/constraints.md (R): New constraint.
6258 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6259 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6260 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6261 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6262 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6263 call_prologue_saves, epilogue_restores, return_from_epilogue,
6264 return_from_main_epilogue, return_from_interrupt_epilogue,
6265 return_from_naked_epilogue, prologue, epilogue): New patterns.
6266 (jump): Handle symbol reference.
6267 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6268 avr_output_function_prologue, avr_output_function_epilogue): Remove
6270 (avr_init_machine_status, expand_prologue, expand_epilogue,
6271 avr_asm_function_end_prologue, avr_epilogue_uses,
6272 avr_asm_function_begin_epilogue): New functions.
6273 (prologue_size, epilogue_size, jump_tables_size): Remove global
6275 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6276 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6277 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6278 (avr_override_options): Initialise init_machine_status.
6279 (output_movhi): Handle all stack pointer loads.
6280 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6281 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6282 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6283 (EPILOGUE_USES) Redefine.
6284 (machine_function) Declare.
6286 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6288 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6289 Use a single return statement.
6291 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6294 * builtins.c (do_mpfr_lgamma_r): New.
6295 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6296 * tree.h (CASE_FLT_FN_REENT): New.
6298 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6300 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6301 (output_die): Use 'unsigned long' with %x.
6302 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6303 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6304 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6306 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6308 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6313 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6314 true if function has no argument.
6316 2007-05-18 DJ Delorie <dj@redhat.com>
6318 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6319 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6321 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6323 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6324 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6325 count_trailing_zeros.
6326 (__i386__): Implement count_leading_zeros using __builtin_clz().
6327 Implement count_trailing_zeros usign __builtin_ctz().
6329 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6331 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6333 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6336 * expr.c (emit_move_change_mode): Change mode of push operands here.
6338 2007-05-17 Ian Lance Taylor <iant@google.com>
6340 PR tree-optimization/31953
6341 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6343 (set_value_range_to_null): Call set_value_range_to_value.
6344 (extract_range_from_comparison): Likewise.
6346 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * toplev.c (print_version): Output GMP/MPFR version info.
6350 * builtins.c (CASE_MATHFN_REENT): New macro.
6351 (mathfn_built_in): Use it.
6352 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6353 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6354 BUILT_IN_LGAMMAL_R): New.
6355 * doc/extend.texi: Document new builtins.
6358 * builtins.c (do_mpfr_remquo): New.
6359 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6360 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6363 * builtins.c (fold_builtin_1): Handle y0, y1.
6364 (fold_builtin_2): Handle yn.
6367 * builtins.c (do_mpfr_bessel_n): New.
6368 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6369 (fold_builtin_2): Handle BUILT_IN_JN.
6371 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6374 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6375 TYPE_PRECISION (intmax_type_node).
6377 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6380 * reload.c (subst_reloads): Remove checking.
6382 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6384 PR rtl-optimization/31691
6385 * combine.c (simplify_set): Build a new src pattern instead of
6386 substituting its operands in the COMPARE case.
6388 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6390 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6391 (execute_vrp): Preserve loops through jump threading.
6392 * tree-ssa-threadupdate.c (thread_single_edge,
6393 dbds_continue_enumeration_p, determine_bb_domination_status,
6394 thread_through_loop_header): New functions.
6395 (create_edge_and_update_destination_phis,
6396 create_edge_and_update_destination_phis): Set loops for the new blocks.
6397 (prune_undesirable_thread_requests): Removed.
6398 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6400 (thread_block): Do not call prune_undesirable_thread_requests.
6402 (mark_threaded_blocks): Select edges to thread here.
6403 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6404 Thread edges through loop headers independently.
6405 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6406 * tree-pass.h (TODO_mark_first_instance): New.
6407 (first_pass_instance): Declare.
6408 * cfghooks.c (duplicate_block): Put the block to the original loop
6409 if copy is not specified.
6410 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6411 jump threading. Pass may_peel_loop_headers to
6412 thread_through_all_blocks according to first_pass_instance.
6413 * cfgloop.h (create_preheader): Declare.
6414 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6415 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6416 * passes.c (first_pass_instance): New variable.
6417 (next_pass_1): Set TODO_mark_first_instance.
6418 (execute_todo): Set first_pass_instance.
6420 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6422 PR tree-optimization/24659
6423 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6424 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6425 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6426 OTI_vec_pack_ufix_trunc.
6427 (vec_unpacks_float_hi_optab): Define new macro.
6428 (vec_unpacks_float_lo_optab): Ditto.
6429 (vec_unpacku_float_hi_optab): Ditto.
6430 (vec_unpacku_float_lo_optab): Ditto.
6431 (vec_pack_sfix_trunc_optab): Ditto.
6432 (vec_pack_ufix_trunc_optab): Ditto.
6433 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6434 and vec_pack_[s|u]fix_trunc_optab using
6435 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6436 * tree-vectorizer.c (supportable_widening_operation): Handle
6437 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6438 (supportable_narrowing_operation): New function.
6439 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6440 * tree-vect-transform.c (vectorizable_conversion): Handle
6441 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6442 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6443 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6444 to check for target support.
6445 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6446 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6447 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6448 for VEC_PACK_FIX_TRUNC_EXPR.
6449 (expand_binop): Special case mode of the result for
6450 vec_pack_[u|s]fix_trunc_optab.
6451 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6452 vec_pack_[u|s]fix_trunc_optab.
6454 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6455 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6456 * tree-pretty-print.c (dump_generic_node): Handle
6457 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6458 VEC_PACK_FIX_TRUNC_EXPR.
6460 * expr.c (expand_expr_real_1): Ditto.
6461 * tree-inline.c (estimate_num_insns_1): Ditto.
6462 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6464 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6465 (vec_unpacks_float_lo_v8hi): Ditto.
6466 (vec_unpacku_float_hi_v8hi): Ditto.
6467 (vec_unpacku_float_lo_v8hi): Ditto.
6468 (vec_unpacks_float_hi_v4si): Ditto.
6469 (vec_unpacks_float_lo_v4si): Ditto.
6470 (vec_pack_sfix_trunc_v2df): Ditto.
6472 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6474 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6475 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6476 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6477 [vec_pack_ufix_trunc]: Ditto.
6478 [vec_unpacks_float_hi]: Ditto.
6479 [vec_unpacks_float_lo]: Ditto.
6480 [vec_unpacku_float_hi]: Ditto.
6481 [vec_unpacku_float_lo]: Ditto.
6483 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6485 * soft-fp/README: Update for new files.
6486 * soft-fp/floattisf.c: New file.
6487 * soft-fp/floattidf.c: New file.
6488 * soft-fp/floattitf.c: New file.
6489 * soft-fp/floatuntisf.c: New file.
6490 * soft-fp/floatuntidf.c: New file.
6491 * soft-fp/floatuntitf.c: New file.
6492 * soft-fp/fixsfti.c: New file.
6493 * soft-fp/fixdfti.c: New file.
6494 * soft-fp/fixtfti.c: New file.
6495 * soft-fp/fixunssfti.c: New file.
6496 * soft-fp/fixunsdfti.c: New file.
6497 * soft-fp/fixunstfti.c: New file.
6498 * soft-fp/extendxftf.c: New file.
6499 * soft-fp/trunctfxf.c: New file.
6501 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6502 (__trunctfxf2): Ditto.
6504 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6505 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6506 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6507 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6508 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6509 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6511 * config/i386/t-fprules-softfp64: New file.
6512 * config/i386/sfp-machine.h: New file.
6513 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6514 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6515 and soft-fp/t-softfp to tmake_file.
6516 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6517 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6519 * config/i386/t-linux64 (softfp_wrap_start): New.
6520 (softfp_wrap_end): New.
6521 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6522 supported for TARGET_64BIT.
6524 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6526 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6527 c_common_unsigned_type behavior.
6529 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6531 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6534 2007-05-16 Eric Christopher <echristo@apple.com>
6536 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6537 saving after stack push. Set sp_offset whenever we push.
6538 (rs6000_emit_epilogue): Move altivec register restore before
6541 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6543 * configure.ac: Allow sysroots to be relocated under $prefix as
6544 well as $exec_prefix.
6545 * configure: Regenerate.
6547 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6551 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6553 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6554 (gcc_tooldir): Likewise.
6555 * configure: Regenerate.
6556 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6557 old configure.ac gcc_tooldir setting.
6558 (prefix_to_exec_prefix): New variable.
6559 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6560 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6562 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6564 * c-typeck.c (build_binary_op): Return early for error.
6566 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6568 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6569 struct nb_iter_bound.
6570 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6571 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6572 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6573 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6574 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6575 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6576 (del_scev_info): Use ggc_free.
6577 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6578 * loop-init.c: Include ggc.h.
6579 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6580 (loop_optimizer_finalize): Use ggc_free.
6581 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6582 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6583 pass_iv_optimize): Add TODO_ggc_collect.
6584 * function.h (struct function): Remove skip marker from
6586 * cfgloop.c: Include ggc.h.
6587 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6589 (establish_preds): Vector superloops is gc allocated.
6590 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6592 (flow_loops_find): Vector larray is gc allocated.
6593 (loop_exit_free): Use ggc_free.
6594 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6595 that head of exits list is now not a part of struct loop.
6596 (record_loop_exits): Allocate exits table in gc memory.
6597 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6598 that head of exits list is now not a part of struct loop.
6599 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6600 struct loop_exit): Add GTY marker.
6601 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6602 Add skip marker to aux field. Make head of exits list a separate
6604 (struct loops): Add GTY marker. Make larray vector gc allocated.
6605 Add param marker to exits table.
6606 (get_loops): Type changed.
6607 * Makefile.in (tree-scalar-evolution.o): Add
6608 gt-tree-scalar-evolution.h dependency.
6609 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6610 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6611 * basic-block.h (struct basic_block_def): Remove skip marker from
6614 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6616 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6617 of 0 in the call to expand_expr().
6618 (expand_builtin_mathfn_3): Ditto.
6619 (expand_builtin_interclass_mathfn): Ditto.
6620 (expand_builtin_cexpi): Ditto.
6621 (expand_builtin_int_roundingfn): Ditto.
6622 (expand_builtin_int_roundingfn_2): Ditto.
6623 (expand_builtin_pow): Ditto.
6624 (expand_builtin_powi): Ditto.
6625 (expand_builtin_bswap): Ditto.
6626 (expand_builtin_unop): Ditto.
6627 (expand_builtin_fabs): Ditto.
6628 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6629 the call to expand_expr().
6630 (expand_builtin_sync_operation): Ditto.
6631 (expand_builtin_compare_and_swap): Ditto.
6632 (expand_builtin_lock_test_and_set): Ditto.
6633 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6634 instead of 0 in the call to expand_expr().
6635 (expand_builtin_extract_return_addr): Ditto.
6636 (expand_builtin_eh_return): Ditto.
6637 (expand_eh_return): Ditto.
6638 * explow.c (expr_size): Ditto.
6639 * expr.c (optimize_bitfield_assignment_op): Ditto.
6640 (expand_assignement): Ditto.
6641 (store_expr): Ditto.
6642 (store_field): Ditto.
6643 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6644 the call to expand_expr().
6645 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6646 in the call to expand_expr().
6647 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6648 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6649 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6651 * optabs.c (expand_vec_shift_expr): Ditto.
6652 (expand_vec_cond_expr): Ditto.
6653 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6654 call to expand_expr().
6655 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6656 in the call to expand_expr().
6658 2007-05-14 Dave Korn <dave.korn@artimi.com>
6660 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6662 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6664 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6665 instead of c_common_unsigned_type.
6666 (c_common_unsigned_type): Remove.
6667 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6668 c_common_unsigned_type.
6669 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6670 c_common_unsigned_type.
6671 * c-common.h (c_common_unsigned_type): Remove.
6672 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6673 c_common_unsigned_type.
6674 * c-format.c (check_format_types): Use unsigned_type_for instead of
6675 c_common_unsigned_type.
6676 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6677 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6678 of c_common_unsigned_type.
6679 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6680 lang_hooks.types.unsigned_type.
6681 * expmed.c (make_tree): Use unsigned_type_for instead of
6682 lang_hooks.types.unsigned_type.
6683 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6684 lang_hooks.types.unsigned_type.
6685 (build_range_check): Likewise.
6686 (fold_unary): Likewise.
6687 (fold_binary): Likewise.
6688 (fold_ternary): Likewise.
6689 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6690 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6691 * tree.c (get_unsigned_type): New.
6692 (unsigned_type_for): Use get_unsigned_type instead of
6693 lang_hooks.types.unsigned_type.
6695 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6697 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6698 to m68k_get_function_kind. Update its prototype.
6699 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6701 (m68k_interrupt_function_p): Return enum m68k_function_type
6702 instead of bool. Rename to m68k_get_function_kind.
6703 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6705 (m68k_compute_frame_layout): Don't mark any register for save
6706 if an interrupt_thread attribute is specified.
6707 (m68k_hard_regno_rename_ok): Update a use of
6708 m68k_interrupt_function_p.
6709 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6710 m68k_interrupt_function_p.
6711 (m68k_function_type): New.
6712 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6713 for a function with an interrupt_thread attribute.
6714 * doc/extend.texi: Document the interrupt_thread attribute.
6716 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6718 Fix PR tree-optimization/31911
6719 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6720 if they didn't change the expression.
6722 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6724 * tree-scalar-evolution.c (resolve_mixers): Exported.
6725 * tree-scalar-evolution.h (resolve_mixers): Declare.
6726 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6727 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6728 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6729 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6730 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6731 strip_conversion, analyze_offset_expr, address_analysis,
6732 object_analysis, analyze_offset): Removed.
6733 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6734 split_constant_offset, canonicalize_base_object_address,
6735 object_address_invariant_in_loop_p, disjoint_objects_p,
6736 dr_may_alias_p, dr_address_invariant_p): New functions.
6737 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6738 and dr_analyze_alias.
6739 (initialize_data_dependence_relation): Use dr_may_alias_p
6740 and object_address_invariant_in_loop_p.
6741 (compute_self_dependence): Handle the case when
6742 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6743 (find_data_references_in_stmt): Restrict the analysis of data
6744 references to the given loop nest.
6745 (find_data_references_in_loop): Made static. Pass loop nest to
6746 find_data_references_in_stmt.
6747 (compute_data_dependences_for_loop): Use DR_VOPS.
6748 (free_data_ref): Free DR_VOPS.
6749 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6750 (struct innermost_loop_behavior): ... new.
6751 (struct base_object_info): Replaced by ...
6752 (struct indices): ... new.
6753 (struct dr_alias): New.
6754 (enum data_ref_type): Removed.
6755 (struct data_reference): Consist of struct innermost_loop_behavior,
6756 struct indices and struct dr_alias.
6757 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6758 (DR_MEMTAG): Renamed to ...
6759 (DR_SYMBOL_TAG): ... this.
6760 (find_data_references_in_loop): Declaration removed.
6761 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6762 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6763 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6764 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6766 2007-05-13 Revital Eres <eres@il.ibm.com>
6768 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6769 which walks virtual def-use chains to find redundant stores.
6770 (dse_optimize_stmt): Call it.
6772 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6774 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6775 * passes.c (init_optimization_passes): Move pass_jump_bypass
6778 * basic-block.h (bb_has_eh_pred): Fix style issue.
6780 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6782 PR rtl-optimization/31848
6783 * loop-invariant.c (move_invariant_reg): If we move an insn
6784 with a REG_EQUAL note, and that insn is not always executed,
6785 remove the REG_EQUAL note.
6787 2007-05-12 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/31797
6790 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6791 propagate into a stmt that has volatile ops.
6793 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6795 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6796 (gcc_tooldir): Likewise.
6797 * configure: Regenerate.
6798 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6799 old configure.ac gcc_tooldir setting.
6800 (prefix_to_exec_prefix): New variable.
6801 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6802 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6804 2007-05-11 Silvius Rus <rus@google.com>
6806 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6807 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6808 * c-common.h (strict_aliasing_warning): Change return type.
6809 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6810 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6811 (build_c_cast): Condition call to strict_aliasing_warning.
6812 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6813 * flags.h (set_Wstrict_aliasing): Declare.
6814 * opts.c (set_Wstrict_alising): Define, add call to.
6815 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6816 * tree-ssa-alias-warnings.c: New file.
6817 * tree-ssa-alias.c (compute_may_aliases): Add call to
6818 strict_aliasing_warning_backend.
6820 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6822 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6823 Use loop_depth and loop_outer accessor functions.
6824 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6825 determine_invariantness_stmt, move_computations_stmt): Ditto.
6826 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6827 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6828 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6829 * tree-scalar-evolution.c (interpret_loop_phi,
6830 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6831 instantiate_parameters_1, scev_const_prop): Ditto.
6832 * cfghooks.c (make_forwarder_block): Ditto.
6833 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6834 * modulo-sched.c (loop_canon_p): Ditto.
6835 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6836 slpeel_can_duplicate_loop_p): Ditto.
6837 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6838 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6839 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6840 cancel_loop, verify_loop_structure): Ditto.
6841 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6842 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6843 superloops vector instead of "pred" array.
6844 (establish_preds): Take father loop as an argument. Initialize the
6846 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6847 Do not initialize loop->outer.
6848 (flow_loop_tree_node_remove): Truncate the superloops vector.
6849 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6850 "pred" merged to "superloops" vector.
6851 (loop_depth, loop_outer): New.
6852 (fel_init): Use loop_outer.
6854 2007-05-11 Jan Hubicka <jh@suse.cz>
6856 * cgraphunit.c: Include gt-cgraphunit.h
6857 (static_ctors, static_dtors): New static vars.
6858 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6859 based on implementation in c-common.c
6860 (cgraph_finalize_function): Call record_cdtor_fn.
6861 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6862 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6863 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6864 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6865 build_cdtor, c_build_cdtor_fns): Remove.
6866 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6867 c_build_cdtor_fns): Remove prototype.
6869 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6872 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6873 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6874 * builtins.c (fold_builtin_memchr): New.
6875 (expand_builtin_memchr): Call the latter.
6876 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6877 * doc/extend.texi ([Other built-in functions provided by GCC]):
6880 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6882 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6883 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6884 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6885 PFPO_OP1_TYPE_SHIFT): Constants added.
6886 (DFP_ALL): Mode macro defined.
6887 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6888 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6889 Insn definitions added.
6890 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6891 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6894 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6896 PR tree-optimization/31885
6897 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6898 NULL_TREE to be undetermined.
6899 (automatically_generated_chrec_p): Return false for NULL.
6901 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6903 * config/bfin/bfin.h (MOVE_RATIO): Define.
6905 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6907 * config.gcc (sparc-wrs-vxworks): New target.
6908 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6909 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6910 * config/sparc/sparc.h: Include vxworks-dummy.h.
6911 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6912 include LABEL_REFs too.
6913 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6914 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6916 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6918 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6919 (sparc_emit_call_insn): New function.
6920 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6921 functions when generating VxWorks PIC.
6922 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6923 (call, call_value): Use sparc_emit_call_insn instead of
6926 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6928 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6930 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6932 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6933 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6934 split_double instead of operand_subword.
6936 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6938 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6939 * config/bfin/bfin.c (bfin_local_alignment): New function.
6940 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6942 2007-05-08 Chao-ying Fu <fu@mips.com>
6944 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6945 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6946 (smsub_widen_optab, umsub_widen_optab): Define.
6947 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6949 * genopinit.c (optabs): Fill in smsub_widen_optab and
6951 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6952 and umsub_widen_optab to implement multiply-subtract sequences.
6953 * config/mips/mips.md (*msac<u>_di): Rename to...
6954 (<u>msubsidi4): ...this. Extend condition to include
6955 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6956 of operand 0 to "ka" and use the three-operand form of msub<u>
6958 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6961 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6963 PR rtl-optimization/28011
6964 * reload.c (push_reload): Set dont_share if IN appears in OUT
6965 also when IN is a PLUS rtx.
6966 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6969 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6971 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6972 call unshare_all_decls.
6973 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6974 (unshare_all_decls): Remove.
6976 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6979 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6982 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6983 Nigel Stephens <nigel@mips.com>
6985 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6986 Update comments and all uses.
6987 (MIN_FPRS_PER_FMT): Define.
6988 * config/mips/mips.c (function_arg): Fix to correctly handle
6989 the -mips32r2 -mfp64 -mabi=32 case.
6990 (override_options): Enable use of odd-numbered registers for
6991 SFmode values on MIPS32.
6992 (mips_save_reg_p): Save whole floating-point register pair if
6993 either half is used.
6994 (compute_frame_size): Fix comment.
6996 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6998 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6999 argument of type bool.
7000 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7001 argument. Safely select temporary P register according to it.
7002 (do_link): Change call site of add_to_reg accordingly.
7003 (do_unlink): Add epilogue_p as a fourth argument and pass it
7005 (expand_interrupt_handler_epilogue): Change call of do_unlink
7007 (bfin_expand_prologue): Add a third argument sibcall_p.
7008 * config/bfin/bfin.md (epilogue): Change call of
7009 bfin_expand_epilogue accordingly.
7010 (sibcall_epilogue): Likewise.
7011 (eh_return_internal): Likewise.
7013 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7014 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7015 * config/bfin/bfin.c (bfin_handle_option): Handle
7016 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7017 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7018 Support bf534, bf536 and bf561.
7019 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7021 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7024 * config/i386/i386.c (ix86_function_regparm): Process local
7025 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7027 2007-05-07 Mike Stump <mrs@apple.com>
7029 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7030 also checks for and while statements in C++.
7032 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7034 * gcc.c (at_file_supplied): New variable.
7035 (main): Set it if we expanded argv.
7036 (do_spec_1): Pass an @-file to the linker if we were called with
7037 an @-file argument and HAVE_GNU_LD.
7038 * collect2.c (at_file_supplied): New variable.
7039 (response_file): New variable.
7040 (collect_exit): Unlink response_file if necessary.
7041 (handler): Likewise.
7042 (do_wait): Likewise.
7043 (main): Set at_file_supplied if we expanded argv.
7044 (collect_execute): Pass an @-file to subprocesses if we were called
7045 with an @-file argument.
7046 * configure.ac: Add define for HAVE_GNU_LD.
7047 * configure: Regenerate.
7048 * config.in: Regenerate.
7050 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7052 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7058 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7060 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7061 (TARGET_ENCODE_SECTION_INFO): Re-define.
7062 (m32c_encode_section_info): New
7063 (function_vector_handler): New
7064 (current_function_special_page_vector): New
7065 (m32c_special_page_vector_p): New.
7066 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7068 * config/m32c/jump.md: Added instruction JSRS for functions
7069 with attribute "function_vector".
7070 * doc/extend.texi (function_vector): Added description
7071 for M16C, M32C targets.
7073 2007-05-07 DJ Delorie <dj@redhat.com>
7076 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7077 ashrpsi3, lshrpsi3): Update shift count constraint.
7079 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7080 Nathan Froyd <froydnj@codesourcery.com>
7083 * c-incpath.c (add_path): Strip trailing path separators.
7085 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7087 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7088 Free dominance info before purging EH edges.
7089 (eliminate_degenerate_phis): Likewise.
7090 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7092 2007-05-07 Jan Hubicka <jh@suse.cz>
7094 * gimplify.c (gimplify_expr): Do not crash when folding
7095 (void *)(int)&a + 4.
7097 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7100 * c-opts.c (lang_fortran): Make it non static.
7101 * c-common.h (lang_fortran): New prototype.
7102 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7103 -lang-fortran option was passed by the driver.
7105 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7107 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7108 of ASSERT_CHECKING. Tweak message.
7110 2007-05-06 Revital Eres <eres@il.ibm.com>
7113 * loop-unroll.c (insert_var_expansion_initialization):
7114 Initialize the expansions with -zero instead of +zero.
7116 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7118 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7119 into pic and non-pic versions. Mark r19 as used for
7120 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7121 for tgd_load, tld_load and tie_load .
7122 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7123 version of tgd_load, tld_load and tie_load depending on the
7126 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7127 Jakub Jelinek <jakub@redhat.com>
7129 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7130 (__do_global_dtors_aux): Use more paranoid loop to run
7131 destructors if HIDDEN_DTOR_LIST_END.
7132 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7134 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7136 * varasm.c (align_variable): Don't increase alignment for
7137 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7138 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7140 2007-05-04 Josh Conner <jconner@apple.com>
7142 * basic-block.h (cdi_direction): Assign values to all enumeration
7144 (dom_computed): Remove.
7145 (dom_info_state): New.
7146 (set_dom_info_availability): New.
7147 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7148 walk_data.dom_direction.
7149 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7150 instead of dom_computed[].
7151 (split_edge): Likewise.
7152 (create_basic_block): Likewise.
7153 (merge_blocks): Likewise.
7154 * ifcvt.c (find_if_header): Likewise.
7155 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7156 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7157 * tree-ssa.c (verify_ssa): Likewise.
7158 * tree-cfg.c (tree_verify_flow_info): Likewise.
7159 (remove_edge_and_dominated_blocks): Likewise.
7160 * dominance.c (dom_computed): Make static.
7161 (calc_dfs_tree_nonrec): Change third param to a bool.
7162 (calc_dfs_tree): Change second param to a bool.
7163 (calc_idioms): Change second param to a bool. Use
7164 dom_convert_dir_to_idx.
7165 (init_dom_info): Validate dir before using.
7166 (dom_convert_dir_to_idx): New.
7167 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7168 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7169 (free_dominance_info): Use dom_convert_dir_to_idx.
7170 (get_immediate_dominator): Likewise.
7171 (set_immediate_dominator): Likewise.
7172 (get_dominated_by): Likewise.
7173 (redirect_immediate_dominators): Likewise.
7174 (nearest_common_denominator): Likewise.
7175 (dominated_by_p): Likewise.
7176 (bb_dom_dfs_in): Likewise.
7177 (bb_dom_dfs_out): Likewise.
7178 (recount_dominator): Likewise.
7179 (iterate_fix_dominators): Likewise.
7180 (add_to_dominance_info): Likewise.
7181 (delete_from_dominance_info): Likewise.
7182 (first_dom_son): Likewise.
7183 (next_dom_son): Likewise.
7184 (dom_info_available_p): Likewise.
7185 (dom_info_state): New.
7186 (set_dom_info_availability): New.
7188 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7190 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7192 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7194 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7196 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7197 (subdi3, subdi_carry): Delete.
7199 2007-05-04 Jan Hubicka <jh@suse.cz>
7200 Richard Guenther <rguenther@suse.de>
7202 * opts.c (decode_options): Do not fiddle with inlining
7203 parameters in case of optimizing for size.
7204 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7205 for size do nothing.
7206 (cgraph_decide_inlining_of_small_function): When optimizing for
7207 size never inline functions increasing caller size.
7208 (cgraph_early_inlining): Inline for size when optimizing for size.
7210 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7212 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7213 logical operations piecewise.
7214 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7215 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7216 subdi_sesidi_di): Delete.
7217 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7218 the generated sequence. Allow three-reg add in constraints. Rewrite
7219 the rtl expression for carry to avoid zero_extend of a constant.
7220 (sub_with_carry): New pattern.
7221 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7222 different sequence not involving jumps.
7223 (notbi): Now a named pattern.
7225 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7227 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7228 Add the note about a significant loss of accuracy of some
7229 mathematical routines when these options are used.
7231 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7233 * haifa-sched.c (rtx_vec_t): New typedef.
7234 (contributes_to_priority_p): Extract piece of priority () into new
7236 (priority): Use the function. Add assertion.
7237 (rank_for_schedule, set_priorities): Add assertion to check that
7238 insn's priority is initialized.
7239 (clear_priorities, calc_priorities): Change signature. Make it update
7240 all relevant insns. Update all callers ('add_to_speculative_block ()'
7241 and 'create_block_check_twin ()').
7242 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7243 Add new field 'priority_status'.
7244 (INSN_PRIORITY_STATUS): New macro.
7245 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7247 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7249 * sched-ebb.c (debug_ebb_dependencies): New static function.
7250 (init_ready_list): Use it.
7252 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7253 with changed signature and 'debug_rgn_dependencies ()'.
7254 (debug_rgn_dependencies): New static function.
7255 (init_ready_list): Use it.
7257 * sched-int.h (debug_dependencies): Declare.
7259 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7261 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7263 2007-05-04 Dirk Mueller <dmueller@suse.de>
7265 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7267 2007-05-03 Jan Hubicka <jh@suse.cz>
7269 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7270 ((T1)X op (T1)Y), for pointer type in more cases than before.
7272 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7274 * tree-object-size.c (plus_expr_object_size): When operand size is
7275 unknown, return unknown.
7277 2007-05-03 Dirk Mueller <dmueller@suse.de>
7279 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7281 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7284 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7286 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7288 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7290 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7292 * config/soft-fp/double.h, config/soft-fp/extended.h,
7293 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7294 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7295 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7296 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7299 2007-05-03 Ian Lance Taylor <iant@google.com>
7301 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7302 MASK_PPC_GFXOPT for 8540 or 8548.
7304 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7306 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7307 vect_print_dump_info() to output debug information.
7309 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7312 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7313 operands of size 2 when operand is not MEM_P.
7315 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7317 PR tree-optimization/30565
7318 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7320 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7322 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7323 (umulsi3_highpart): Use them.
7324 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7325 for final accumulator to D regisster tranfser.
7327 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7329 PR tree-optimization/31699
7330 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7332 (vect_enhance_data_refs_alignment): Compute peel amount using
7333 TYPE_VECTOR_SUBPARTS instead of vf.
7334 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7336 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7339 * system.h: Remove inclusion of double-int.h
7340 * tree.h: Include double-int.h
7341 * gengtype.c: Likewise
7342 * cfgloop.h: Likewise
7343 * Makefile.in: Adjust dependencies on double-int.h
7345 2007-05-02 Eric Christopher <echristo@apple.com>
7347 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7348 -shared to -Zdynamiclib.
7350 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7353 * c-common.c (strip_pointer_or_array_types): New function.
7354 * c-common.h (strip_pointer_or_array_types): New function declaration.
7356 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7358 PR tree-optimization/31771
7359 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7361 2007-05-02 Paul Brook <paul@codesourcery.com>
7363 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7365 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7368 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7371 2007-05-02 Nick Clifton <nickc@redhat.com>
7373 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7375 2007-05-02 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/31146
7378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7379 argument, single_use_p. If we have a single use that is
7380 a conversion to the definition rhs type, propagate that rhs.
7381 (forward_propagate_addr_expr): Pass single_use_p argument
7382 to forward_propagate_addr_expr_1.
7384 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7386 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7389 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7391 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7392 'AMD Family 10 core'.
7394 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7396 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7397 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7398 with SSE3 instruction set support.
7399 * doc/invoke.texi: Likewise.
7401 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7403 * config/i386/i386.c (override_options): Tuning 32-byte loop
7404 alignment for amdfam10 architecture. Increasing the max loop
7405 alignment to 24 bytes.
7407 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7409 * config/m68k/constraints.md: New.
7410 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7411 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7412 EXTRA_CONSTRAINT): Remove.
7413 * config/m68k/m68k.md: Include constraints.md.
7414 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7416 2007-05-01 Ian Lance Taylor <iant@google.com>
7418 PR tree-optimization/31739
7419 * tree-vrp.c (vrp_val_is_max): New static function.
7420 (vrp_val_is_min): New static function.
7421 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7423 (set_value_range): Use vrp_val_is_{max,min}.
7424 (extract_range_from_assert): Likewise.
7425 (extract_range_from_binary_expr): Likewise.
7426 (extract_range_from_unary_expr): Likewise.
7427 (dump_value_range, vrp_meet): Likewise.
7428 (vrp_visit_phi_node): Likewise.
7429 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7431 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7433 * config/i386/gmon-sol2.c (size_t): New type.
7434 (intptr_t): Likewise.
7435 (s_textsize): Declare as size_t.
7437 (monstartup): Use size_t for sizes.
7438 (_mcount): Save and restore registers.
7439 (internal_mcount): Pass 0 as the first argument to monstartup
7441 (moncontrol): Convert pointer to appropriately sized integer
7442 before passing to profil.
7444 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7446 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7447 __NO_FPRS__, not just if _SOFT_DOUBLE.
7448 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7449 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7450 also for E500 double.
7451 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7452 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7455 2007-05-01 Richard Guenther <rguenther@suse.de>
7457 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7460 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7462 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7464 2007-05-01 Jan Hubicka <jh@suse.cz>
7466 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7469 2007-05-01 Jan Hubicka <jh@suse.cz>
7471 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7472 (maybe_fold_offset_to_reference): Declare.
7473 * fold-const.c (fold_unary): Do not fold
7474 (type *)&A into &A->field_of_type_and_offset_0
7475 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7476 size is unknown, give up.
7477 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7479 (maybe_fold_offset_to_reference): New.
7480 (maybe_fold_stmt_indirect): Use it.
7481 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7482 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7484 (gimplify_expr): Likewise for plus_expr.
7486 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7488 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7489 bsi_after_labels. Always insert statements before bsi.
7490 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7491 * predict.c (apply_return_prediction): Check for empty blocks.
7492 * cfgexpand.c (lab_rtx_for_bb): New variable.
7493 (label_rtx_for_bb): Do not create new tree labels.
7494 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7495 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7496 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7498 (label_for_bb): Add field used.
7499 (update_eh_label, main_block_label): Mark the label used.
7500 (cleanup_dead_labels): Remove unused labels.
7502 2007-05-01 Richard Guenther <rguenther@suse.de>
7504 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7505 if it is not about to be set.
7506 (get_value_range): Do not pre-allocate equiv bitmap.
7507 (update_value_range): No need to clear equiv field.
7508 (add_equivalence): Change prototype to get bitmap pointer.
7509 Allocate bitmap here if it is not already.
7510 (extract_range_from_assert): Do not allocate bitmap here.
7511 Update callers to add_equivalence.
7512 (extract_range_from_ssa_name): Likewise.
7513 (get_vr_for_comparison): New static helper.
7514 (compare_name_with_value): Handle NULL equiv bitmap by
7515 peeling the first iteration of the comparison loop.
7516 Use get_vr_for_comparison.
7517 (compare_names): Handle NULL equiv bitmaps by using fake
7518 ones. Use get_vr_for_comparison.
7520 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7522 * double-int.c (mpz_set_double_int): Moved from
7523 tree-ssa-loop-niter.c.
7524 (mpz_get_double_int): Likewise; also, add option to wrap
7525 out-of-range integers.
7526 * double-int.h: New prototypes for above.
7527 * tree.c (get_static_type_bounds): Moved from
7528 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7529 TYPE_MAX_VALUE if they exist..
7530 * tree.h: New prototype for above.
7531 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7532 get_type_bounds calls.
7533 (mpz_set_double_int): Move to double-int.c.
7534 (get_type_bounds): Move to tree.c, rename to
7535 get_static_type_bounds.
7536 (mpz_to_double_int): Move to double-int.c, rename to
7539 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7541 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7542 DIV0 exception can fall through to a normal return.
7544 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7548 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7549 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7550 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7551 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7552 initialize align to silence bogus warning.
7553 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7554 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7556 (struct sra_walk_fns): Remove use_all parameter from use.
7557 (sra_hash_tree): Handle BIT_FIELD_REFs.
7558 (sra_elt_hash): Don't hash bitfld blocks.
7559 (sra_elt_eq): Skip them in parent compares as well. Handle
7561 (sra_walk_expr): Don't maintain or pass down use_all_p.
7562 (scan_use): Remove use_all parameter.
7563 (scalarize_use): Likewise. Re-expand assignment to
7564 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7565 output, and re-scalarize after output. Don't mark anything
7567 (scalarize_ldst): Adjust.
7568 (scalarize_walk_gimple_modify_statement): Likewise.
7569 (build_element_name_1): Handle BIT_FIELD_REFs.
7570 (instantiate_element): Don't warn for any element whose parent
7572 (instantiate_missing_elements_1): Return the sra_elt.
7573 (canon_type_for_field): New.
7574 (try_instantiate_multiple_fields): New.
7575 (instantiate_missing_elemnts): Use them.
7576 (mark_no_warning): Removed.
7577 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7578 (REPLDUP, sra_build_elt_assignment): New.
7579 (generate_copy_inout): Use them.
7580 (generate_element_copy): Likewise. Handle bitfld differences.
7581 (generate_element_zero): Don't recurse for blocks. Use
7582 sra_build_elt_assignment.
7583 (generate_one_element_int): Take elt instead of var. Use
7584 sra_build_elt_assignment.
7585 (generate_element_init_1): Adjust.
7586 (scalarize_use, scalarize_copy): Use REPLDUP.
7587 (scalarize_ldst): Move assert before dereference.
7588 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7590 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7593 * tree.c (reconstruct_complex_type): Reconstruct a reference
7595 Also use the same mode for the pointer as the old pointer type.
7597 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7599 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7602 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7604 PR rtl-optimization/31676
7605 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7606 (df_refs_record): Call it.
7608 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7610 * rtl.def (SS_ABS): New code.
7611 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7612 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7613 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7614 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7615 (bfin_init_builtins): Define them.
7616 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7617 (bfin_expand_builtin): ... and handle the others here.
7618 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7619 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7620 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7621 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7622 operand is only HImode.
7624 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7626 * regclass.c (scan_one_insn): Remove splitting of
7629 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7630 Nigel Stephens <nigel@mips.com>
7632 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7634 2007-04-28 Jan Hubicka <jh@suse.cz>
7636 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7637 insn_locators_alloc instead of insn_locators_initialize;
7638 call reset_block_changes.
7639 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7640 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7641 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7642 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7643 * config/score/score.c (th_output_mi_thunk): Likewise.
7644 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7645 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7646 tolerate uninitialized locator info.
7649 * function.c (init_function_start): Don't init line number info.
7650 (expand_function_end): Update.
7651 (reset_block_changes, record_block_change, finalize_block_changes,
7652 check_block_change, free_block_changes): Kill.
7653 * function.h (reset_block_changes, record_block_change,
7654 finalize_block_changes, check_block_change, free_block_changes):
7656 (struct function): Remove ib_boundaries_block.
7657 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7658 Use curr_insn_locator to initialize locator.
7659 (emit_line_note): Remove.
7660 * cfgexpand.c (expand_gimple_cond_expr): Update.
7661 (construct_exit_block): Likewise.
7662 (tree_expand_cfg): Initialize/finalize locators.
7663 * expr.c (expand_expr_real): Update.
7664 * cfglayout.c (line_locators_locs, line_locators_lines,
7665 file_locators_locs, file_locators_files): Remove.
7666 (set_block_levels): Move to cfgexpand.c.
7667 (insn_locators_initialize): Remove.
7668 (pass_insn_locators_initialize): Remove.
7669 (locations_locators_locs, locations_locators_vals): New static vars.
7670 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7672 (insn_locators_alloc, insn_locators_finalize,
7673 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7675 (locator_location): New.
7676 (locator_line, locator_file): Rewrite.
7677 * rtl.h (emit_line_note): Kill.
7678 (insn_locators_alloc, insn_locators_finalize,
7679 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7681 * tree-inline.c (initialize_cfun): Do not initialize
7682 ib_boundaries_block.
7683 * passes.c (pass_insn_locators_initialize): Remove.
7685 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7687 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7688 info. Update last_basic_block correctly.
7690 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7693 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7694 register itself to hold the offset constant. Tell flow the use
7695 of r4 and r5 when they are used.
7697 2007-04-27 Richard Guenther <rguenther@suse.de>
7699 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7700 if we simplified anything.
7701 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7702 warnings until we did a simplification and the stmt was not
7703 marked as TREE_NO_WARNING.
7705 2007-04-27 Mike Stump <mrs@apple.com>
7707 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7709 2007-04-27 Ian Lance Taylor <iant@google.com>
7712 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7713 TYPE_MAX_VALUE exist, convert them to the new type.
7715 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7717 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7718 if it claims to be available.
7719 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7721 (perform_tree_ssa_dce): Always free postdominators.
7723 2007-04-27 Richard Henderson <rth@redhat.com>
7725 * config/alpha/predicates.md (aligned_memory_operand): Mark
7726 as define_special_predicate.
7727 (unaligned_memory_operand, normal_memory_operand): Likewise.
7728 (reg_or_unaligned_mem_operand): Remove.
7729 (any_memory_operand): Match the documentation and check for
7730 non-renumbered pseudos during reload.
7731 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7732 alpha_secondary_reload_class, update to new interface, make static.
7733 Handle CQImode like HImode. Remove FP subreg check.
7734 (alpha_expand_mov): Use replace_equiv_address.
7735 (alpha_expand_mov_nobwx): Use any_memory_operand.
7736 (TARGET_SECONDARY_RELOAD): New.
7737 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7738 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7739 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7740 * config/alpha/alpha.md: ... here.
7741 (RELOAD12, reloadmode): New.
7743 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7744 Don't handle the aligned case here.
7745 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7746 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7747 reload_inhi_help. Don't expect a scratch register.
7748 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7750 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7752 2007-04-27 Richard Guenther <rguenther@suse.de>
7754 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7756 2007-04-27 Richard Guenther <rguenther@suse.de>
7758 PR tree-optimization/30965
7759 PR tree-optimization/30978
7760 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7761 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7762 (find_equivalent_equality_comparison): Likewise.
7763 (simplify_cond): Likewise.
7764 (get_prop_source_stmt): New helper.
7765 (get_prop_dest_stmt): Likewise.
7766 (can_propagate_from): Likewise.
7767 (remove_prop_source_from_use): Likewise.
7768 (combine_cond_expr_cond): Likewise.
7769 (forward_propagate_comparison): New function.
7770 (forward_propagate_into_cond): Rewrite to use fold for
7772 (tree_ssa_forward_propagate_single_use_vars): Call
7773 forward_propagate_comparison to propagate comparisons.
7775 2007-04-27 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/31715
7778 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7779 sure to do computation on the offset in an appropriate
7782 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7784 * reload.h (elimination_target_reg_p): Declare.
7785 * reload.c (find_reloads): Don't apply the reg_rtx move
7786 optimization if the SET_DEST satisfies elimination_target_reg_p.
7787 * reload1.c (elimination_target_reg_p): New function.
7788 (gen_reload): In the move/add2 fallback, make sure that op0
7789 does not overlap the destination register.
7791 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7793 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7794 transform only GIMPLE_MODIFY_STMTs.
7795 * tree-complex.c (expand_complex_operations_1): Ditto.
7796 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7797 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7798 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7800 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7801 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7802 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7803 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7804 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7805 slpeel_add_loop_guard): Ditto.
7806 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7807 * lambda-code.c (perfect_nestify): Ditto.
7808 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7809 before the first statement.
7810 * tree-optimize.c (execute_free_datastructures): Fix comments.
7811 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7812 * tree-flow.h (disband_implicit_edges): Declaration removed.
7813 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7815 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7816 COND_EXPRs without gotos.
7817 (disband_implicit_edges, has_label_p): Removed.
7818 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7819 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7821 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7823 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7824 also for COND_EXPRs.
7825 * cfgexpand.c (label_rtx_for_bb): New function.
7826 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7827 Use label_rtx_for_bb to find the labels.
7828 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7829 last block. Detect fallthru edges.
7831 2007-04-26 Ian Lance Taylor <iant@google.com>
7834 * reload.c (find_reloads_subreg_address): If the address was valid
7835 in the original mode but not in the new mode, reload the whole
7838 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7840 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7841 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7842 (cleanup_control_expr_graph): Do not invalidate dominance info.
7843 Record altered blocks.
7844 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7845 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7846 cleanup_tree_cfg_bb): New functions.
7847 (remove_forwarder_block): Do not maintain the worklist of blocks.
7848 Record altered blocks.
7849 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7851 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7852 delete_unreachable_blocks if dominators are not available.
7853 * tree-inline.c (optimize_inline_calls): Free dominance information
7855 * tree-flow.h (remove_edge_and_dominated_blocks,
7856 cfgcleanup_altered_bbs): Altered.
7857 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7859 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7861 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7862 do not invalidate dominators.
7864 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7866 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7867 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7868 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7869 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7871 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7873 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7875 2007-04-26 Richard Guenther <rguenther@suse.de>
7877 PR tree-optimization/31703
7878 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7879 the right type for the target of the bittest.
7881 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7883 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7884 ix86_sol10_return_in_memory.
7886 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7888 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7891 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7894 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7896 PR tree-optimization/30558
7897 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7898 clear this_state.prev_try.
7900 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7901 Mark Mitchell <mark@codesourcery.com>
7903 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7904 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7905 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7907 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7910 * doc/invoke.texi (%:print-asm-header): Document.
7911 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7913 (static_spec_functions): Add print-asm-header.
7914 (main): Print a banner before the --target-help linker options.
7915 (print_asm_header_spec_function): New function.
7917 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7920 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7921 (movsf_ie): Likewise.
7923 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7925 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7927 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7929 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7930 exception for divide-by-zero.
7931 (__umodsi3, __modsi3): Likewise.
7933 2007-04-25 Dirk Mueller <dmueller@suse.de>
7935 * c-typeck.c (build_compound_expr): Annotate warning()
7936 call with OPT_Wunused_value.
7937 * tree-ssa.c (warn_uninit): Annotate warning with
7939 * c-common.c (handle_sentinel_attribute): Annotate warning
7940 call with OPT_Wattributes.
7942 2007-04-25 Thiemo Seufer <ths@mips.com>
7944 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7946 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7947 on to the assembler. Improve handling of -mno-mips16. Add handling
7948 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7949 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7950 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7951 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7953 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7956 * config/i386/winnt.c (i386_pe_file_end): Strip only
7957 USER_LABEL_PREFIX when writing export name.
7959 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7961 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7962 sh/elf.h, vx-common.h and vxworks.h.
7963 * config/sh/sh.h: Include config/vxworks-dummy.h.
7964 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7965 (OVERRIDE_OPTIONS): Use it.
7966 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7967 (vxworks_picreg): New pattern.
7968 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7969 VXWORKS_OS_CPP_BUILTINS.
7970 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7971 to their VXWORKS_* equivalents.
7972 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7973 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7974 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7975 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7976 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7977 -mrtp/-fPIC multilibs.
7978 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7979 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7980 (MULTILIB_OSDIRNAMES): Delete.
7982 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7985 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7987 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7989 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7990 rounding mode to be specified by the caller.
7991 (real_to_mpfr) Likewise.
7992 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7993 include new arguments.
7994 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7996 2007-04-24 Ian Lance Taylor <iant@google.com>
7998 PR tree-optimization/31605
7999 * tree-vrp.c (set_value_range): Check that min and max are not
8000 both overflow infinities.
8001 (set_value_range_to_value): New static function.
8002 (extract_range_from_binary_expr): Call set_value_range_to_value.
8003 (extract_range_from_cond_expr): Likewise.
8004 (extract_range_from_expr): Likewise.
8005 (extract_range_from_unary_expr): Likewise. Don't create a range
8006 which overflows on both sides.
8007 (vrp_meet): Check for a useless range.
8008 (vrp_visit_phi_node): If we see a constant which looks like an
8009 overflow infinity, turn off the TREE_OVERFLOW flag.
8011 2007-04-24 Ian Lance Taylor <iant@google.com>
8013 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8015 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8018 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8019 diagnostic message is being built.
8020 * tree-pretty-print.c (dump_generic_node): Only write the
8021 formatted text into BUFFER's stream if we are not building a
8023 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8025 * Makefile.in (toplev.o): Depend on tree-pass.h.
8027 2007-04-24 Ian Lance Taylor <iant@google.com>
8029 PR tree-optimization/31602
8030 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8031 conditionals in the copied loop header.
8032 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8033 warnings if TREE_NO_WARNING is set.
8034 * doc/invoke.texi (Warning Options): Clarify that
8035 -Wstrict-overflow does not warn about loops.
8037 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8039 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8040 expand on the comment about _Decimal128 arguments and check the
8041 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8042 that _Decimal128 argument uses even/odd register pair.
8043 (function_arg): Ditto.
8045 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8047 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8048 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8050 2007-04-24 Richard Guenther <rguenther@suse.de>
8051 Olga Golovanevsky <olga@il.ibm.com>
8053 * fold-const.c (multiple_of_p): Check for bottom
8056 2007-04-24 Richard Henderson <rth@redhat.com>
8058 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8059 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8060 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8061 looking for non-zero bits shifted out. Avoid a recursive call
8062 when constructing the scalar.
8063 (__floatundisf): Likewise.
8065 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8067 * dwarf2out.c (field_byte_offset): Move the existing logic
8068 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8069 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8071 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8074 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8075 length argument of 0 for memset.
8076 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8077 unsigned shift instead of the signed variant.
8079 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8081 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8082 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8083 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8084 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8085 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8086 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8087 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8088 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8089 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8090 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8091 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8092 "mul<mode>3", "div<mode>3"): Insn definitions added.
8093 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8094 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8095 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8096 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8097 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8098 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8099 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8100 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8101 TARGET_FLOAT_FORMAT): Macro definitions removed.
8102 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8103 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8104 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8105 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8106 (s390_gen_rtx_const_DI): Function removed.
8107 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8109 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8111 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8112 over an external ffs function.
8114 2007-04-24 Chao-ying Fu <fu@mips.com>
8115 Richard Sandiford <richard@nildram.co.uk>
8117 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8118 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8119 (smadd_widen_optab, umadd_widen_optab): Define.
8120 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8122 * genopinit.c (optabs): Fill in smadd_widen_optab and
8124 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8125 and umadd_widen_optab to implement multiply-add sequences.
8126 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8127 (<u>maddsidi4): ...this. Extend condition to include
8128 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8129 of operand 0 to "ka" and use the three-operand form of madd<u>
8131 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8133 * config/mips/constraints.md (ka): New register constraint.
8135 2007-04-24 Jan Hubicka <j@suse.cz>
8139 2007-04-23 Jan Hubicka <jh@suse.cz>
8140 * function.c (init_function_start): Don't init line number info.
8141 (expand_function_end): Update.
8142 (reset_block_changes, record_block_change, finalize_block_changes,
8143 check_block_change, free_block_changes): Kill.
8144 * function.h (reset_block_changes, record_block_change,
8145 finalize_block_changes, check_block_change, free_block_changes):
8147 (struct function): Remove ib_boundaries_block.
8148 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8149 Use curr_insn_locator to initialize locator.
8150 (emit_line_note): Remove.
8151 * cfgexpand.c (expand_gimple_cond_expr): Update.
8152 (construct_exit_block): Likewise.
8153 (tree_expand_cfg): Initialize/finalize locators.
8154 * expr.c (expand_expr_real): Update.
8155 * cfglayout.c (line_locators_locs, line_locators_lines,
8156 file_locators_locs, file_locators_files): Remove.
8157 (set_block_levels): Move to cfgexpand.c.
8158 (insn_locators_initialize): Remove.
8159 (pass_insn_locators_initialize): Remove.
8160 (locations_locators_locs, locations_locators_vals): New static vars.
8161 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8163 (insn_locators_alloc, insn_locators_finalize,
8164 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8166 (locator_location): New.
8167 (locator_line, locator_file): Rewrite.
8168 * rtl.h (emit_line_note): Kill.
8169 (insn_locators_alloc, insn_locators_finalize,
8170 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8172 * tree-inline.c (initialize_cfun): Do not initialize
8173 ib_boundaries_block.
8174 * passes.c (pass_insn_locators_initialize): Remove.
8176 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8178 * doc/invoke.texi: Removed leading '-' from option index entries.
8180 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8182 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8184 (create_phi_node): Use set_phi_nodes.
8185 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8186 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8187 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8188 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8189 (bsi_start, bsi_last): Use bb_stmt_list.
8190 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8191 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8192 Traverse the statements using tsi iterator.
8193 * basic-block.h (struct basic_block_def): Fields stmt_list
8194 and phi_nodes moved to ...
8195 (struct tree_bb_info): ... new structure.
8196 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8197 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8198 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8199 (tree_verify_flow_info): Verify that il.tree is not set for
8200 entry and exit block.
8201 (tree_split_block): Use set_bb_stmt_list.
8203 2007-04-23 Mike Stump <mrs@apple.com>
8205 * config/i386/i386.c (ix86_tune_features
8206 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8209 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8211 * config/i386/i386.md (prefix_extra): New attribute.
8212 (length): Add prefix_extra.
8214 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8215 (sse2_movntv2di): Likewise.
8216 (sse2_cvtps2dq): Likewise.
8217 (sse2_cvtpd2pi): Likewise.
8218 (sse2_cvttpd2pi): Likewise.
8219 (*sse2_cvtpd2ps): Likewise.
8220 (*add<mode>3): Likewise.
8221 (sse2_ssadd<mode>3): Likewise.
8222 (sse2_usadd<mode>3): Likewise.
8223 (*sub<mode>3): Likewise.
8224 (sse2_sssub<mode>3): Likewise.
8225 (sse2_ussub<mode>3): Likewise.
8226 (*mulv8hi3): Likewise.
8227 (*smulv8hi3_highpart): Likewise.
8228 (*umulv8hi3_highpart): Likewise.
8229 (sse2_umulv2siv2di3): Likewise.
8230 (sse2_pmaddwd): Likewise.
8231 (ashr<mode>3): Likewise.
8232 (lshr<mode>3): Likewise.
8233 (ashl<mode>3): Likewise.
8234 (sse2_ashlti3): Likewise.
8235 (sse2_lshrti3): Likewise.
8236 (*umaxv16qi3): Likewise.
8237 (*smaxv8hi3): Likewise.
8238 (*uminv16qi3): Likewise.
8239 (*sminv8hi3): Likewise.
8240 (sse2_eq<mode>3): Likewise.
8241 (sse2_gt<mode>3): Likewise.
8242 (*and<mode>3): Likewise.
8243 (sse2_nand<mode>3): Likewise.
8244 (*ior<mode>3): Likewise.
8245 (*xor<mode>3): Likewise.
8246 (sse2_packsswb): Likewise.
8247 (sse2_packssdw): Likewise.
8248 (sse2_packuswb): Likewise.
8249 (sse2_punpckhbw): Likewise.
8250 (sse2_punpcklbw): Likewise.
8251 (sse2_punpckhwd): Likewise.
8252 (sse2_punpcklwd): Likewise.
8253 (sse2_punpckhdq): Likewise.
8254 (sse2_punpckldq): Likewise.
8255 (sse2_punpckhqdq): Likewise.
8256 (sse2_punpcklqdq): Likewise.
8257 (*sse2_pinsrw): Likewise.
8258 (*sse2_pextrw): Likewise.
8259 (sse2_pshufd_1): Likewise.
8260 (sse2_uavgv16qi3): Likewise.
8261 (sse2_uavgv8hi3): Likewise.
8262 (sse2_psadbw): Likewise.
8263 (sse2_pmovmskb): Likewise.
8264 (*sse2_maskmovdqu): Likewise.
8265 (*sse2_maskmovdqu_rex64): Likewise.
8266 (sse4a_extrqi): Likewise.
8267 (sse4a_extrq): Likewise.
8268 (sse3_lddqu): Set prefix_rep.
8269 (sse3_addsubv4sf3): Likewise.
8270 (sse3_haddv4sf3): Likewise.
8271 (sse3_hsubv4sf3): Likewise.
8272 (sse_cvtss2si): Likewise.
8273 (sse_cvtss2si_2): Likewise.
8274 (sse_cvtss2siq): Likewise.
8275 (sse_cvtss2siq_2): Likewise.
8276 (sse_cvttss2si): Likewise.
8277 (sse_cvttss2siq): Likewise.
8278 (sse2_cvttps2dq): Likewise.
8279 (sse3_movshdup): Likewise.
8280 (sse3_movsldup): Likewise.
8281 (sse2_cvtsd2si): Likewise.
8282 (sse2_cvtsd2si_2): Likewise.
8283 (sse2_cvtsd2siq): Likewise.
8284 (sse2_cvtsd2siq_2): Likewise.
8285 (sse2_cvttsd2si): Likewise.
8286 (sse2_cvttsd2siq): Likewise.
8287 (*sse2_cvtpd2dq): Likewise.
8288 (*sse2_cvttpd2dq): Likewise.
8289 (sse2_pshuflw_1): Likewise.
8290 (sse2_pshufhw_1): Likewise.
8291 (sse4a_insertqi): Likewise.
8292 (sse4a_insertq): Likewise.
8293 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8294 (ssse3_phadddv4si3): Likewise.
8295 (ssse3_phaddswv8hi3): Likewise.
8296 (ssse3_phsubwv8hi3): Likewise.
8297 (ssse3_phsubdv4si3): Likewise.
8298 (ssse3_phsubswv8hi3): Likewise.
8299 (ssse3_pmaddubswv8hi3): Likewise.
8300 (ssse3_pmulhrswv8hi3): Likewise.
8301 (ssse3_pshufbv16qi3): Likewise.
8302 (ssse3_psign<mode>3): Likewise.
8303 (ssse3_palignrti): Likewise.
8304 (abs<mode>2): Likewise.
8305 (ssse3_phaddwv4hi3): Set prefix_extra.
8306 (ssse3_phadddv2si3): Likewise.
8307 (ssse3_phaddswv4hi3): Likewise.
8308 (ssse3_phsubwv4hi3): Likewise.
8309 (ssse3_phsubdv2si3): Likewise.
8310 (ssse3_phsubswv4hi3): Likewise.
8311 (ssse3_pmaddubswv4hi3): Likewise.
8312 (ssse3_pmulhrswv4hi3): Likewise.
8313 (ssse3_pshufbv8qi3): Likewise.
8314 (ssse3_psign<mode>3): Likewise.
8315 (ssse3_palignrdi): Likewise.
8316 (abs<mode>2): Likewise.
8317 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8318 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8319 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8321 2007-04-23 Nick Clifton <nickc@redhat.com>
8323 * params.def: Fix formatting of emacs local variables.
8325 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8327 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8328 move if inter-unit move isn't allowed.
8329 Don't split moving the first element of V2DI to DI to inter-unit
8330 move if inter-unit move isn't allowed.
8332 2007-04-23 Richard Guenther <rguenther@suse.de>
8334 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8335 and CDI_POST_DOMINATORS separately.
8337 2007-04-23 Nick Clifton <nickc@redhat.com>
8339 * c.opt (Wformat-contains-nul): Add warning attribute.
8341 2007-04-23 Jan Hubicka <jh@suse.cz>
8343 * function.c (init_function_start): Don't init line number info.
8344 (expand_function_end): Update.
8345 (reset_block_changes, record_block_change, finalize_block_changes,
8346 check_block_change, free_block_changes): Kill.
8347 * function.h (reset_block_changes, record_block_change,
8348 finalize_block_changes, check_block_change, free_block_changes):
8350 (struct function): Remove ib_boundaries_block.
8351 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8352 Use curr_insn_locator to initialize locator.
8353 (emit_line_note): Remove.
8354 * cfgexpand.c (expand_gimple_cond_expr): Update.
8355 (construct_exit_block): Likewise.
8356 (tree_expand_cfg): Initialize/finalize locators.
8357 * expr.c (expand_expr_real): Update.
8358 * cfglayout.c (line_locators_locs, line_locators_lines,
8359 file_locators_locs, file_locators_files): Remove.
8360 (set_block_levels): Move to cfgexpand.c.
8361 (insn_locators_initialize): Remove.
8362 (pass_insn_locators_initialize): Remove.
8363 (locations_locators_locs, locations_locators_vals): New static vars.
8364 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8366 (insn_locators_alloc, insn_locators_finalize,
8367 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8369 (locator_location): New.
8370 (locator_line, locator_file): Rewrite.
8371 * rtl.h (emit_line_note): Kill.
8372 (insn_locators_alloc, insn_locators_finalize,
8373 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8375 * tree-inline.c (initialize_cfun): Do not initialize
8376 ib_boundaries_block.
8377 * passes.c (pass_insn_locators_initialize): Remove.
8379 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8382 * expr.c (reduce_to_bit_field_precision): Handle
8385 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8387 PR tree-optimization/24659
8388 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8389 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8390 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8391 * genopinit.c (optabs): Rename vec_pack_mod_optab
8392 to vec_pack_trunc_optab.
8393 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8394 early for scalar floating point operands for NOP_EXPR.
8395 (vectorizable_type_promotion): Ditto.
8396 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8397 vec_pack_trunc_optab.
8398 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8400 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8401 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8402 Rename from VEC_PACK_MOD_EXPR.
8403 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8404 * expr.c (expand_expr_real_1): Ditto.
8405 * tree-inline.c (estimate_num_insns_1): Ditto.
8406 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8408 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8409 (vec_unpacks_lo_v4sf): Ditto.
8410 (vec_pack_trunc_v2df): Ditto.
8411 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8412 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8413 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8415 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8417 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8419 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8420 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8421 packing of floating point operands.
8422 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8423 represent unpacking of floating point operands.
8424 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8425 [vec_unpacks_hi]: Ditto.
8426 [vec_unpacks_lo]: Ditto.
8428 2007-04-22 Jan Hubicka <jh@suse.cz>
8430 * final.c (rest_of_handle_final): Call
8431 targetm.asm_out.constructor/targetm.asm_out.destructor
8432 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8433 proper priority via decl_*_priority_insert.
8434 * c-common.c (c_expand_body): Likewise.
8436 2007-04-22 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/29789
8439 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8440 (rewrite_reciprocal): New helper split out from
8441 determine_invariantness_stmt.
8442 (rewrite_bittest): Likewise.
8443 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8444 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8447 2007-04-22 Revital Eres <eres@il.ibm.com>
8449 * loop-unroll.c (var_to_expand): New field to support also
8450 insns of the form x = something + x.
8451 (analyze_insn_to_expand_var): Use it.
8452 (expand_var_during_unrolling): Likewise.
8454 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8456 * predict.c: Include pointer-set.h.
8457 (bb_predictions): New variable.
8458 (tree_predicted_by_p, tree_predict_edge,
8459 remove_predictions_associated_with_edge): Use bb_predictions map
8460 instead of bb->predictions.
8461 (clear_bb_predictions, assert_is_empty): New functions.
8462 (combine_predictions_for_bb): Use bb_predictions map. Call
8463 clear_bb_predictions.
8464 (tree_estimate_probability): Create and free bb_predictions map.
8465 * Makefile.in (predict.o): Add pointer-set.h dependency.
8466 * basic-block.h (struct basic_block_def): Remove predictions
8468 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8470 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8473 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8476 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8478 * timevar.c (timevar_print): Change reference of --disable-checking to
8479 --enable-checking=release. Also warn if assert checking is disabled.
8481 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8484 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8485 decl as addressable if the compound literal was marked as
8487 Mark the decl as a gimple register if it is a complex or
8488 vector decl and does not live in memory.
8490 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8492 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8493 (GENERIC_NEXT): New function macro.
8494 (PHI_CHAIN): Use phi_node's new chain variable.
8495 (tree_phi_node): Change tree_common to tree_base
8496 and add the chain field.
8497 * tree-phinodes.c (make_phi_node): Don't set
8498 TREE_TYPE on the new node.
8499 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8500 instead of checking GIMPLE_TUPLE_P in chain_next.
8501 * tree-vect-transform.c
8502 (get_initial_def_for_induction): Look at
8503 PHI_RESULT_TREE for the type of the phi node.
8504 (update_vuses_to_preheader): Use PHI_CHAIN
8505 instead of TREE_CHAIN on the phi node.
8506 * tree-ssa-structalias.c (compute_points_to_sets):
8508 (ipa_pta_execute): Likewise.
8510 2007-04-21 Richard Guenther <rguenther@suse.de>
8513 * fold-const.c (fold_unary): Call fold_convert_const on the
8516 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8518 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8519 (store_killed_in_pat): New.
8521 2007-04-20 Richard Henderson <rth@redhat.com>
8524 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8525 TREE_LIST with a void_type_node value, not void_list_node exactly.
8527 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8529 * doc/standards.texi: Re-arrange into language-specific
8530 subsections. Add a C++ section, documenting which standards we
8533 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8535 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8536 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8538 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8540 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8541 ecrti.o and crtbegin.o.
8542 (LIB_DEFAULT_SPEC): Include -lc.
8543 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8545 2007-04-20 Richard Henderson <rth@redhat.com>
8548 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8549 argument; update all callers.
8550 (get_unaligned_offset): New.
8551 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8552 get_unaligned_address, just pass on the address directly.
8553 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8554 the subreg in the helper patterns.
8555 (unaligned_extendqidi_le): Use get_unaligned_offset.
8556 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8557 (unaligned_extendhidi_be): Likewise.
8558 (unaligned_extendhidi): Tidy.
8559 * config/alpha/alpha-protos.h: Update.
8561 2007-04-20 Richard Henderson <rth@redhat.com>
8563 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8564 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8565 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8566 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8567 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8568 (CPP_SPEC): Don't include %(cpp_subtarget).
8569 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8570 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8571 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8573 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8575 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8576 for __builtin_ia32_cmpordss.
8578 PR tree-optimization/31632
8579 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8580 and arg1 for optimizations of comparison against min/max values.
8581 Fold arg0 to arg1's type for optimizations of comparison against
8582 min+1 and max-1 values.
8584 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8586 * reload.c (combine_reloads): When trying to use a dying register,
8587 check whether it's uninitialized and don't use if so.
8589 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8591 * fold-const.c: Remove prototypes for native_encode_expr and
8592 native_interpret_expr.
8593 (native_encode_expr): Make non-static.
8594 (native_interpret_expr): Likewise.
8595 * tree.h: Add prototypes for the above.
8597 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8599 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8600 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8601 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8602 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8603 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8604 Add length attributes.
8606 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8608 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8611 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8612 __STDC_WANT_DEC_FP__.
8614 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8616 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8617 for long double compatibility.
8618 * configure: Regenerate.
8620 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8622 PR rtl-optimization/29841
8623 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8625 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8626 that may cause control flow transfer from being moved.
8628 2007-04-18 Jan Hubicka <jh@suse.cz>
8630 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8633 2007-04-18 Eric Christopher <echristo@apple.com>
8635 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8636 only. Update operands.
8637 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8638 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8639 link register to pic register.
8641 2007-04-18 Dirk Mueller <dmueller@suse.de>
8644 * tree-vrp.c (search_for_addr_array): New.
8645 (check_array_bounds): Suppress warning about
8646 address taken of array refs if its not de-referenced.
8648 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8650 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8651 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8653 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8654 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8655 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8657 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8659 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8661 (vect_analyze_scalar_cycles): Fix indentation.
8662 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8663 (vect_mark_relevant): Include phis in relevance analysis.
8665 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8667 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8669 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8670 output_operand_lossage().
8672 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8674 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8675 the unused code for reduction without adjust-in-epilog to simplify the
8678 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8680 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8681 (S390_TDC_NEGATIVE_ZERO): New constant.
8682 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8683 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8684 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8685 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8686 (S390_TDC_POSITIVE_INFINITY): New constant.
8687 (S390_TDC_NEGATIVE_INFINITY): New constant.
8688 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8689 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8690 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8691 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8692 (S390_TDC_INFINITY): New constant.
8693 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8694 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8695 optimization for UNSPEC_CCZ_TO_INT.
8696 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8697 ("*ccz_to_int"): New insn.
8698 ("isinf<mode>2"): New insn.
8699 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8700 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8701 (UNSPEC_CCZ_TO_INT): New constant.
8703 2007-04-18 Richard Guenther <rguenther@suse.de>
8705 PR tree-optimization/19431
8706 PR tree-optimization/21463
8707 * tree-pass.h (pass_phiprop): Declare.
8708 * passes.c (init_optimization_passes): New phiprop pass.
8709 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8710 (phivn_valid_p): New helper function.
8711 (phiprop_insert_phi): Likewise.
8712 (propagate_with_phi): Likewise.
8713 (tree_ssa_phiprop): New propagator propagating loads
8714 through phi nodes if profitable.
8716 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8718 * tree-vect-analyze.c (process_use): New function.
8719 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8720 Check phis in all bbs.
8721 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8724 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8726 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8729 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8732 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8735 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8737 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8739 (sse_vmmulv4sf3): Likewise.
8740 (sse2_vmaddv2df3): Likewise.
8741 (sse2_vmmulv2df3): Likewise.
8743 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8745 PR rtl-optimization/31360
8746 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8747 (target_reg_cost): New.
8748 (init_set_costs): Initialize target_reg_cost. Add comments
8749 regarding the rationale of the costs.
8750 (global_cost_for_size): Renamed to...
8751 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8752 of register pressure.
8753 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8754 estimate_reg_pressure_cost. Add number of ivs.
8755 (determine_set_costs): Dump target_reg_cost.
8756 * loop-invariant.c (gain_for_invariant): Use
8757 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8758 (best_gain_for_invariant, find_invariants_to_move): Remove
8760 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8761 (target_reg_cost): Declare.
8762 (global_cost_for_size): Declaration removed.
8763 (estimate_reg_pressure_cost): Declare.
8765 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8767 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8768 regnos into even/odd register pairs.
8769 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8770 TDmode similar to the other floating point modes.
8771 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8772 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8774 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8775 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8776 (movdd_hardfloat64): Use TARGET_MFPGPR.
8778 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8780 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8783 2005-01-05 Richard Henderson <rth@redhat.com>
8785 * reload1.c (do_input_reload): Restrict the optimization deleteing
8786 a previous output reload to RELOAD_FOR_INPUT.
8788 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8790 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8791 induc_vec_info_type.
8792 (vectorizable_induction): New function declaration.
8793 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8794 check if already vectorized. Find first place in BB where new stmts
8795 can be inserted. Takes only one argument.
8796 (vectorizable_induction): New function.
8797 (vect_transform_stmt): Add case for induc_vec_info_type to call
8798 vectorizable_induction.
8799 (vect_transform_loop): Consider phis for vectorization.
8800 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8802 (analyze_operations): Call vectorizable_induction when analyzing phis.
8804 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8805 (vect_mark_relevant): Include phis in relevance analysis.
8806 (vect_mark_stmts_to_be_vectorize): Likewise.
8807 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8809 2007-04-16 Lawrence Crowl <crowl@google.com>
8811 * doc/invoke.texi (Debugging Options): Add documentation for the
8812 -femit-struct-debug options -femit-struct-debug-baseonly,
8813 -femit-struct-debug-reduced, and
8814 -femit-struct-debug-detailed[=...].
8816 * c-opts.c (c_common_handle_option): Add
8817 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8818 and OPT_femit_struct_debug_detailed_.
8819 * c.opt: Add specifications for
8820 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8821 and -femit-struct-debug-detailed[=...].
8822 * opts.c (set_struct_debug_option): Parse the
8823 -femit-struct-debug-... options.
8824 * opts.c (matches_main_base, main_input_basename,
8825 main_input_baselength, base_of_path, matches_main_base): Add
8826 variables and functions to compare header base name to compilation
8828 * opts.c (should_emit_struct_debug): Add to determine to emit a
8829 structure based on the option.
8830 (dump_struct_debug) Also disabled function to debug this
8832 * opts.c (handle_options): Save the base name of the
8835 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8836 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8837 This hook indicates if a type is generic. Set it by default
8839 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8840 to determine if a struct type is generic or not.
8841 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8842 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8843 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8846 * flags.h (enum debug_info_usage): Add an enumeration to describe
8847 a program's use of a structure type.
8848 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8849 to indicate the program's usage of the type. Filter structs based
8850 on the -femit-struct-debug-... specification.
8851 (gen_type_die): Split into two routines, gen_type_die and
8852 gen_type_die_with_usage. gen_type_die is now a wrapper
8853 that assumes direct usage.
8854 (gen_type_die_with_usage): Replace calls to gen_type_die
8855 with gen_type_die_with_usage adding the program usage of
8856 the referenced type.
8857 (dwarf2out_imported_module_or_decl): Suppress struct debug
8858 information using should_emit_struct_debug when appropriate.
8860 2007-04-16 Ian Lance Taylor <iant@google.com>
8862 PR tree-optimization/31522
8863 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8864 (vrp_initialize): Allocate vr_phi_edge_counts.
8865 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8866 executable edge. Drop test for all constants.
8867 (vrp_finalize): Free vrp_phi_edge_counts.
8869 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8870 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8872 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8873 predecessors at head rather than tail.
8875 2007-04-16 Matthias Klose <doko@debian.org>
8877 * config/alpha/linux.h (CPP_SPEC): Define.
8878 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8880 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8882 * function.h: Remove sequence_stack extern declaration.
8884 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8886 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8888 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8891 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8893 * config/avr/avr.c (avr_arch_types): Rearranging array.
8894 (enum avr_arch): Add.
8895 (avr_mcu_types): Use avr_arch enumeration constants instead of
8897 * config/avr/avr.h (LINK_SPEC): Simplify.
8899 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8901 * config/m68k/m68k.c (m68k_libcall_value,
8902 m68k_function_value): Use macros for register names more.
8904 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8906 (M68K_REGNAME): Use A6_REG.
8907 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8909 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8912 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8913 'pending_read_list_length' and 'pending_write_list_length'. Update
8915 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8916 to handle two length counters instead of one. Update all uses.
8917 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8918 two length counters instead of one.
8919 * sched-rgn.c (propagate_deps): Update to handle two length counters
8922 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8926 copy of source, pass it to ix86_expand_vector_set and return
8929 2007-04-16 David Ung <davidu@mips.com>
8930 Joseph Myers <joseph@codesourcery.com>
8932 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8933 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8934 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8935 Add 74K processor information.
8936 * config/mips/mips.md: Include 74k.md.
8937 (cpu): Add 74kc,74kf,74kx.
8938 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8939 * config/mips/74k.md: New.
8940 * doc/invoke.texi (MIPS Options): Document 74K support.
8942 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8944 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8945 vectorizable_* functions.
8946 * tree-vect-transform.c (vectorizable_call): Add check for
8947 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8948 (vectorizable_store): likewise.
8949 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8951 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8952 (vectorizable_type_promotion, vectorizable_load): Likewise.
8953 (vectorizable_live_operation, vectorizable_condition): Likewise.
8954 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8956 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8958 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8960 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8961 register numbers more.
8962 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8963 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8964 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8965 FUNCTION_VALUE_REGNO_P): Likewise.
8966 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8967 STATIC_CHAIN_REGNUM): Likewise.
8968 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8969 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8970 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8971 * config/m68k/m68k.md (FP_REG): New.
8973 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8975 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8978 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8980 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8981 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8984 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8986 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8989 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8992 * c-decl.c (finish_decl): Grab the type of the decl after the call
8993 to store_init_value.
8995 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8997 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8999 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9002 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9003 dominators, post dominators and cleanup cfg before returning.
9005 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9007 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9008 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9010 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9012 * config.gcc: Recognize fido.
9013 * config/m68k/m68k-devices.def (fidoa): New.
9014 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9016 (FL_FIDOA, TARGET_FIDOA): New.
9017 * config/m68k/m68k.opt (mfidoa): New.
9019 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9022 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9023 when a personality function is used.
9025 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9027 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9029 2007-04-13 Mike Stump <mrs@apple.com>
9031 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9033 * config/darwin.opt (fapple-kext): Make C++ only.
9034 * config/darwin.c (darwin_override_options): Remove code to ensure
9035 -fapple-kext is given for C++ only.
9037 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9039 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9040 * config/mips/mips.c (override_options): Call
9041 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9043 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9045 * config/i386/i386.opt (msvr3-shlib): Removed.
9047 * doc/invoke.texi: Remove -msvr3-shlib.
9049 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9052 with "popcnt" instruction.
9054 2007-04-13 Richard Guenther <rguenther@suse.de>
9056 PR tree-optimization/21258
9057 * tree-vrp.c (compare_case_labels): New helper.
9058 (find_switch_asserts): New function.
9059 (find_assert_locations): Call it for SWITCH_EXPRs.
9061 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9064 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9065 check is now implied in X87_FLOAT_MODE_P.
9066 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9067 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9068 (fix_trunc<mode>_i386_fisttp): Ditto.
9069 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9070 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9071 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9072 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9073 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9074 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9075 (unnamed_splitters): Ditto.
9076 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9077 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9078 FIRST_SSE_REG for local functions when SSE math is enabled or
9079 for functions with sseregparm attribute.
9080 (standard_80387_constant_p): Return -1 if mode is not
9082 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9083 (ix86_expand_compare): Ditto.
9084 (ix86_expand_carry_flag_compare): Ditto.
9085 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9086 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9087 DECIMAL_FLOAT_MODE_P.
9088 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9089 of SCALAR_FLOAT_MODE_P.
9090 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9091 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9092 checks before FLOAT_MODE_P.
9093 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9094 before FLOAT_MODE_P.
9099 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9101 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9102 Charles Wilson <libtool@cwilson.fastmail.fm>
9104 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9105 (libgcc.mvars): Don't depend on them.
9106 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9107 * exec-tool.in: New.
9109 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9111 * doc/invoke.text (--help): Document --help=common.
9113 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9115 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9117 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9119 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9120 * genemit.c (main): Emit #include "integrate.h".
9121 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9122 (LOADGP_RTP): New mips_loadgp_style.
9123 * config/mips/mips.h: Include config/vxworks-dummy.h.
9124 (TARGET_RTP_PIC): New macro.
9125 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9126 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9127 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9129 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9130 -mvxworks-pic when using -mrtp and a PIC option.
9131 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9133 (mips_symbolic_constant_p, mips_symbolic_address_p)
9134 (mips_symbol_insns): Handle SYMBOL_HALF.
9135 (override_options): Warn about -G and -mrtp being used together.
9136 Initialize mips_lo_relocs[SYMBOL_HALF].
9137 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9138 (mips_emit_loadgp): Handle LOADGP_RTP.
9139 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9140 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9141 (tablejump): Handle function-relative case table entries if
9143 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9145 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9147 * config/mips/mips.md (load_call<mode>): Allow any general register.
9149 (sibcall_value_internal, sibcall_value_multiple_internal)
9150 (call_value_internal, call_value_split, call_value_multiple_internal)
9151 (call_value_multiple_split): Remove constraints from operand 0.
9153 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9155 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9156 rather than loadgp_noshared.
9157 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9158 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9160 * config/mips/mips.md (loadgp): Rename to...
9161 (loadgp_newabi): ...this.
9162 (loadgp_noshared): Rename to...
9163 (loadgp_absolute): ...this.
9165 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9167 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9168 false for locally-binding symbols.
9169 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9171 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9173 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9174 (SYMBOL_GOT_PAGE_OFST): ...this.
9175 (SYMBOL_GOT_GLOBAL): Rename to...
9176 (SYMBOL_GOT_DISP): ...this.
9177 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9178 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9179 * config/mips/mips.c (mips_global_symbol_p): New function.
9180 (mips_symbol_binds_local_p): Likewise.
9181 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9182 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9183 mips_global_symbol_p and mips_symbol_binds_local_p.
9184 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9185 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9186 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9188 (mips_ok_for_lazy_binding_p): New function.
9189 (mips_load_call_address, mips_expand_call): Use it.
9190 (mips_dangerous_for_la25_p): Likewise.
9191 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9192 (*got_disp<mode>): Use got_disp_operand instead of
9193 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9194 SYMBOL_GOTOFF_GLOBAL.
9195 (*got_page<mode>): Use got_page_ofst_operand instead of
9197 * config/mips/predicates.md (const_call_insn_operand): Use
9198 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9199 (global_got_operand): Rename to...
9200 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9202 (local_got_operand): Rename to...
9203 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9204 of SYMBOL_GOT_LOCAL.
9206 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9208 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9209 TARGET_CALL_CLOBBERED_GP.
9210 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9211 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9212 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9213 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9214 of TARGET_ABICALLS && !TARGET_NEWABI.
9215 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9216 * config/mips/mips.c (mips_load_call_address): Check
9217 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9218 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9219 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9220 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9221 TARGET_ABICALLS && TARGET_NEWABI.
9222 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9224 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9225 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9226 TARGET_ABICALLS && TARGET_NEWABI.
9227 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9228 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9229 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9230 whether indirect calls must use $25.
9231 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9233 * config/mips/mips.md (jal_macro): Check flag_pic and
9234 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9235 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9236 instead of TARGET_ABICALLS.
9237 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9238 TARGET_ABICALLS && TARGET_OLDABI.
9239 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9240 (sibcall): In the comment above the define_insn, mention
9241 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9242 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9243 instead of TARGET_ABICALLS.
9245 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9247 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9248 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9249 (MACFLAGS_MATCH_P): New macro.
9250 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9251 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9252 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9253 the other MACFLAG constants.
9254 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9255 (flag_machi): Tighten constraints. Renumber some of the operands.
9256 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9258 (flag_machi_parts_acconly): New pattern.
9259 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9261 (flag_macinit1hi): Tighten constraints.
9262 (flag_mul_macv2hi_parts_acconly): New pattern.
9264 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9265 Use a more efficient implementation.
9266 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9267 inline sequences when not optimizing for size.
9269 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9270 movhi_high2low): Delete, merge functionality into...
9271 (packv2hi): ... this pattern.
9273 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9274 * config/bfin/bfin.opt (msim): New option.
9275 (mcpu=): New option.
9276 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9277 (bfin_cpu_t): Typedef of enum bfin_cpu.
9278 (bfin_cpu_type): New declaration.
9279 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9280 -msim and -mcpu= options.
9281 (LIB_SPEC): Likewise.
9282 * config/bfin/bfin.c (bfin_cpu_type): Define.
9283 (bfin_handle_option): Handle -mcpu= option.
9284 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9285 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9286 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9288 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9290 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9291 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9292 (powerpc-wrs-vxworksae): Use ${tm_file}.
9293 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9294 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9295 * config/i386/vx-common.h: New file.
9297 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9299 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9302 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9304 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9307 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9311 * c-common.c (c_build_qualified_type): Set canonical type
9314 2007-04-12 Richard Guenther <rguenther@suse.de>
9316 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9317 lower bound and element size if lower bound is not zero
9318 or either of the ARRAY_REF operands is set.
9320 2007-04-12 Richard Guenther <rguenther@suse.de>
9322 PR tree-optimization/24689
9323 PR tree-optimization/31307
9324 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9326 * gimplify.c (canonicalize_addr_expr): To be consistent with
9327 gimplify_compound_lval only set operands two and three of
9328 ARRAY_REFs if they are not gimple_min_invariant. This makes
9329 it never at this place.
9330 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9332 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9334 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9335 null before emitting a .nsubspa directive.
9337 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9339 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9340 need_to_partition_p if there are no memory statements in the
9343 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9345 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9346 (gcd_of_steps_may_divide_p): New function.
9347 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9349 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9351 * reload.c (find_reloads_toplev, find_reloads_address,
9352 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9353 not a pointer equality test, to decide if we need to call
9354 push_reg_equiv_alt_mem.
9356 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9358 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9359 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9361 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9363 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9365 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9366 vector to be positive.
9368 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9372 * doc/invoke.texi: Document --params max-aliased-vops and
9374 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9375 debug_memory_partitions): Move to tree-flow.h
9376 * params.h (AVG_ALIASED_VOPS): Define.
9377 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9379 (mp_info_t): Likewise.
9380 (get_mem_sym_stats_for): New.
9381 (set_memory_partition): Move from tree-flow-inline.h.
9382 (mark_non_addressable): Only clear the set of symbols for the
9383 partition if it exists.
9384 (dump_memory_partitions): Move from tree-ssa-operands.c
9385 (debug_memory_partitions): Likewise.
9386 (need_to_partition_p): New.
9387 (dump_mem_ref_stats): New.
9388 (debug_mem_ref_stats): New.
9389 (dump_mem_sym_stats): New.
9390 (debug_mem_sym_stats): New.
9391 (update_mem_sym_stats_from_stmt): New.
9392 (compare_mp_info_entries): New.
9393 (mp_info_cmp): Call it.
9394 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9396 (get_mpt_for): Move from tree-ssa-operands.c.
9397 (find_partition_for): New.
9398 (create_partition_for): Remove.
9399 (estimate_vop_reduction): New.
9400 (update_reference_counts): New.
9401 (build_mp_info): New.
9402 (compute_memory_partitions): Refactor.
9403 Document new heuristic.
9404 Call build_mp_info, update_reference_counts,
9405 find_partition_for and estimate_vop_reduction.
9406 (compute_may_aliases): Populate virtual operands before
9407 calling debugging dumps.
9408 (delete_mem_sym_stats): New.
9409 (delete_mem_ref_stats): New.
9410 (init_mem_ref_stats): New.
9411 (init_alias_info): Call it.
9412 (maybe_create_global_var): Remove alias_info argument.
9413 Get number of call sites and number of pure/const call sites
9414 from gimple_mem_ref_stats().
9415 (dump_alias_info): Call dump_memory_partitions first.
9416 (dump_points_to_info_for): Show how many times a pointer has
9418 * opts.c (decode_options): For -O2 set --param
9419 max-aliased-vops to 500.
9420 For -O3 set --param max-aliased-vops to 1000 and --param
9421 avg-aliased-vops to 3.
9422 * fortran/options.c (gfc_init_options): Remove assignment to
9424 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9425 * tree-dfa.c (dump_variable): Dump memory reference
9427 Dump NO_ALIAS* settings.
9428 (referenced_var_lookup): Tidy.
9429 (mem_sym_stats): New.
9430 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9431 and ORIG are different SSA names for a memory partition.
9432 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9433 * tree-flow.h (struct mem_sym_stats_d): Define.
9434 (mem_sym_stats_t): Define.
9435 (struct mem_ref_stats_d): Define.
9436 (struct gimple_df): Add field mem_ref_stats.
9437 (enum noalias_state): Define.
9438 (struct var_ann_d): Add bitfield noalias_state.
9439 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9440 debug_mem_ref_stats, debug_memory_partitions,
9441 debug_mem_sym_stats): Declare.
9442 * tree-ssa-structalias.c (update_alias_info): Update call
9443 sites, pure/const call sites and asm sites in structure
9444 returned by gimple_mem_ref_stats.
9445 Remove local variable IS_POTENTIAL_DEREF.
9446 Increase NUM_DEREFS if the memory expression is a potential
9448 Call update_mem_sym_stats_from_stmt.
9449 If the memory references memory, call
9450 update_mem_sym_stats_from_stmt for all the direct memory
9451 symbol references found.
9452 (intra_create_variable_infos): Set noalias_state field for
9453 pointer arguments according to the value of
9454 flag_argument_noalias.
9455 * tree-ssa-structalias.h (struct alias_info): Remove fields
9456 num_calls_found and num_pure_const_calls_found.
9457 (update_mem_sym_stats_from_stmt): Declare.
9458 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9459 Set default value to 100.
9460 (PARAM_AVG_ALIASED_VOPS): Define.
9462 2007-04-11 Richard Guenther <rguenther@suse.de>
9465 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9466 a * -b + c as c - a * b if we honor sign dependent rounding.
9468 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9470 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9472 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9473 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9475 (initialize_trampoline): Don't use old-style function definition.
9476 (bfin_secondary_reload): Mark IN_P argument as unused.
9478 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9480 PR tree-optimization/31343
9481 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9482 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9483 * testsuite/gcc.dg/vect/pr31343.c: New.
9485 2007-04-10 Eric Christopher <echristo@apple.com>
9487 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9488 * config/i386/i386.md (*cmpfp0): Use.
9489 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9490 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9491 (fix_trunc<mode>_i386_fisttp): Ditto.
9492 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9493 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9494 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9495 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9496 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9497 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9498 (unnamed_splitters): Ditto.
9499 * config/i386/i386.c (output_fix_trunc): Assert that
9500 we're not being passed a TFmode operand.
9502 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9504 PR tree-optimization/31526
9505 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9506 n_basic_blocks to find newly added blocks.
9508 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9510 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9512 (fix_trunc<mode>si_sse): Ditto.
9513 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9514 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9515 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9516 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9517 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9518 expander using SSEMODEF mode macro.
9519 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9520 expander using SSEMODEF mode macro.
9521 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9522 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9523 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9524 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9525 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9526 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9527 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9528 Macroize insn using X87MODEF mode macro.
9530 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9532 * config/i386/sse.md (sse2_pinsrw): Removed.
9533 (sse2_pextrw): Renamed to ...
9534 (*sse2_pextrw): This.
9536 2007-04-09 Jan Hubicka <jh@suse.cz>
9539 * config/i386/sse.md
9540 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9541 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9542 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9543 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9545 2007-04-09 Jan Hubicka <jh@suse.cz>
9547 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9548 multiple fields of union.
9550 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9552 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9553 (create_preheaders): Check that loops are available.
9554 (fix_loop_structure): Clean up, improve comments.
9555 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9556 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9558 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9559 * predict.c (tree_estimate_probability): Do not call
9560 calculate_dominance_info. Call create_preheaders.
9561 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9562 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9564 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9565 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9566 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9567 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9570 2007-04-08 Jan Hubicka <jh@suse.cz>
9572 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9573 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9574 * fold-const.c (fold_unary): Use it.
9576 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9578 * varasm.c (assemble_variable): Remove call to
9579 lang_hooks.decls.prepare_assemble_variable.
9580 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9581 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9582 * langhooks.h (lang_hooks_for_decls): Remove
9583 prepare_assemble_variable.
9585 2007-04-08 Mike Stump <mrs@apple.com>
9587 * config/i386/i386.c: Use inc/dec on Core2.
9589 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9591 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9592 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9593 lhd_tree_inlining_end_inlining): Remove.
9594 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9595 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9597 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9598 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9599 lhd_tree_inlining_end_inlining): Remove prototypes.
9600 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9601 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9602 LANG_HOOKS_TREE_INLINING_START_INLINING,
9603 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9605 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9608 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9611 * config/avr/predicates.md (io_address_operand): Delete predicate.
9612 (low_io_address_operand): Don't use 'mode' argument.
9613 (higth_io_address_operand): Rename ...
9614 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9615 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9618 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9620 Revert change removing staticp.
9622 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9625 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9628 2007-04-07 Bruce Korb <bkorb@gnu.org>
9630 * c.opt: Add -Wformat-contains-nul.
9631 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9633 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9634 the NUL byte warning.
9636 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9638 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9640 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9642 * tree.c (staticp): No longer use staticp langhook.
9643 * langhooks.c (lhd_staticp): Removed.
9644 * langhooks.h (struct lang_hooks): Remove staticp.
9645 * c-common.c (c_staticp): Remove.
9646 * c-common.h (c_staticp): Ditto.
9647 * langhooks-defs.h (lhd_staticp): Ditto.
9648 (LHD_HOOKS_STATICP): Ditto
9649 * tree.h (gcc_assert_lowered): New macro.
9651 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9653 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9654 argument "reliable".
9655 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9656 Add argument "reliable". Propagate it through calls.
9657 (infer_loop_bounds_from_undefined): Derive number of iterations
9658 estimates from references in blocks that do not dominate loop latch.
9659 (gcov_type_to_double_int): New function.
9660 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9661 and expected_loop_iterations_unbounded.
9662 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9663 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9664 * tree-data-ref.c (estimated_loop_iterations): Export.
9665 (get_references_in_stmt): Fix -- do not return addresses of local
9667 * cfgloop.h (expected_loop_iterations_unbounded,
9668 estimated_loop_iterations): Declare.
9670 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9672 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9674 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9677 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9678 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9679 Use output_387_reg_move().
9680 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9681 expander using X87MODEF12 mode macro.
9682 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9683 choosing register preferences. Use output_387_reg_move().
9684 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9685 instead of "x". Use output_387_reg_move().
9686 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9687 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9688 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9689 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9690 Use output_387_reg_move().
9691 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9693 (*truncxf?f_i387 splitter): Ditto.
9695 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9697 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9698 LANG_HOOKS_SAFE_FROM_P.
9699 * expr.c (safe_from_p): Remove langhook call.
9700 * langhooks.h (lang_hooks): Remove safe_from_p.
9701 (lhd_safe_from_p): Remove prototype.
9702 * langhooks.c (lhd_safe_from_p): Remove.
9704 2007-04-06 Jan Hubicka <jh@suse.cz>
9706 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9709 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9711 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9712 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9713 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9714 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9716 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9717 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9719 2007-04-05 Richard Henderson <rth@redhat.com>
9721 * config/alpha/alpha.c (print_operand) [+]: Remove.
9722 (alpha_end_function): Print nop if call at end of function.
9723 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9724 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9725 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9726 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9727 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9728 the call pattern. Update peepholes to match.
9730 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9732 * doc/extend.texi (Other Builtins): Add decimal float variants
9734 * builtins.def: Ditto.
9735 * builtins.c (expand_builtin): Ditto.
9737 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9738 H.J. Lu <hongjiu.lu@intel.com>
9741 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9742 of V8HImode when calling ix86_binary_operator_ok.
9743 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9744 (sdot_prodv8hi): Operands 1 and 2 must be register.
9746 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9748 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9749 initialize align to silence bogus warning.
9751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9754 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9756 (struct sra_walk_fns): Remove use_all parameter from use.
9757 (sra_hash_tree): Handle BIT_FIELD_REFs.
9758 (sra_elt_hash): Don't hash bitfld blocks.
9759 (sra_elt_eq): Skip them in parent compares as well. Handle
9761 (sra_walk_expr): Don't maintain or pass down use_all_p.
9762 (scan_use): Remove use_all parameter.
9763 (scalarize_use): Likewise. Re-expand assignment to
9764 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9765 output, and re-scalarize after output. Don't mark anything
9767 (scalarize_ldst): Adjust.
9768 (scalarize_walk_gimple_modify_statement): Likewise.
9769 (build_element_name_1): Handle BIT_FIELD_REFs.
9770 (instantiate_element): Don't warn for any element whose parent
9772 (instantiate_missing_elements_1): Return the sra_elt.
9773 (canon_type_for_field): New.
9774 (try_instantiate_multiple_fields): New.
9775 (instantiate_missing_elemnts): Use them.
9776 (mark_no_warning): Removed.
9777 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9778 (REPLDUP, sra_build_elt_assignment): New.
9779 (generate_copy_inout): Use them.
9780 (generate_element_copy): Likewise. Handle bitfld differences.
9781 (generate_element_zero): Don't recurse for blocks. Use
9782 sra_build_elt_assignment.
9783 (generate_one_element_int): Take elt instead of var. Use
9784 sra_build_elt_assignment.
9785 (generate_element_init_1): Adjust.
9786 (scalarize_use, scalarize_copy): Use REPLDUP.
9787 (scalarize_ldst): Move assert before dereference.
9788 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9790 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9792 * regmove.c: Fix unused variable warnings due to previous commit.
9794 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9796 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9797 (regmove_bb_head): Remove.
9798 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9799 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9800 problems with fixup_match_1.
9801 Don't initialize/free regmove_bb_head.
9803 (reg_is_remote_constant_p): If an insn is in the same basic block
9804 but not before INSN, consider it remote, too.
9806 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9809 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9810 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9812 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9814 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9815 (CONDITIONAL_REGISTER_USAGE): Likewise.
9817 2007-04-04 Richard Henderson <rth@redhat.com>
9819 * config/alpha/lib1funcs.asm: Remove unused file.
9821 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9824 * opts.c (print_specific_help): Fix --help=<language>
9826 (common_handle_option): Support --help=common.
9828 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9831 * gcc.c (main): Do not run the linker if
9832 print_subprocess_help indicates that it shouldn't be
9835 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9838 * doc/invoke.texi (--help=): Document <languages> value, fix
9839 formatting in tables of values.
9841 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9843 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9844 dllimport attribute of virtual methods.
9846 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9848 * config/score/crti.asm: Change _bss_start to __bss_start.
9849 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9850 (OUTGOING_REG_PARM_STACK_SPACE) update.
9851 * config/score/score.opt: add options to make backend support
9852 score5, score5u, score7 and score7d.
9853 * config/score/score.md: Likewise.
9854 * config/score/misc.md: Likewise.
9855 * config/score/mac.md: Likewise.
9856 * doc/invoke.texi: Likewise.
9857 * doc/md.texi: update constraints define.
9859 2007-04-03 Richard Henderson <rth@redhat.com>
9861 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9862 an appropriate type, use the mode instead.
9864 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9866 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9867 Set the default --with-arch setting to mips2.
9868 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9869 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9870 (MULTILIB_OSDIRNAMES): Delete.
9871 (MULTILIB_DIRNAMES): Define.
9872 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9873 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9874 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9875 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9876 VXWORKS_OS_CPP_BUILTINS.
9877 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9878 (MIPS_DEBUGGING_INFO): Undefine.
9879 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9881 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9884 * fold-const.c (native_encode_real): Encode real.c provided longs
9885 as a series of 32-bit native integers.
9886 (native_interpret_real): Interpret buffer as a series of 32-bit
9889 2007-04-03 Richard Guenther <rguenther@suse.de>
9891 * genpreds.c (write_insn_constraint_len): Write function
9892 optimized for CONSTRAINT_LEN implementation.
9893 (write_tm_preds_h): Output insn_constraint_len inline and
9894 use it for CONSTRAINT_LEN.
9895 (write_insn_preds_c): Don't output insn_constraint_len.
9896 * doc/md.texi (define_register_constraint): Document multi-letter
9897 constraints shall have the same length if they start with the same
9900 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9903 * config/i386/i386.md (isinf<mode>2): Expand only when
9904 TARGET_C99_FUNCTIONS is set.
9906 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9908 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9909 (x86_64-*-linux*): Ditto.
9910 * config/i386/i386.opt (mpc): New option.
9911 * config/i386/i386.c (overrride_options): Handle
9912 ix87_precision_string.
9913 * config/i386/crtprec.c: New file.
9914 * config/i386/t-crtpc: Ditto.
9915 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9917 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9918 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9919 crtprec32.o, crtprec64.o and crtprec80.o.
9921 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9923 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9925 2007-04-02 Eric Christopher <echristo@apple.com>
9927 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9928 limitations on darwin.
9930 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9933 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9935 2007-04-02 Dave Korn <dave.korn@artimi.com>
9937 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9939 2007-04-02 Dave Korn <dave.korn@artimi.com>
9941 * libgcc2.h (exception_descriptor): Don't forward-declare.
9942 (__get_eh_table_language, __get_eh_table_version): Delete
9943 prototypes of long-dead functions.
9945 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9947 * ebitmap.h: New file
9948 * ebitmap.c: New file
9949 * Makefile.in (ebitmap.o): New target.
9951 2007-04-01 Jan Hubicka <jh@suse.cz>
9953 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9954 before very first instruction.
9956 2007-04-01 Jan Hubicka <jh@suse.cz>
9958 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9959 waring on 64bit hosts.
9960 * bitmap.h: Fix typo in bitmap_head_def.
9962 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9964 PR rtl-optimization/31391
9965 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9966 into a DELETED_LABEL note, and the label is in an empty basic
9967 block, update BB_END as well as BB_HEAD.
9969 2007-04-01 Richard Henderson <rth@redhat.com>
9971 PR tree-optimization/31169
9972 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9973 to varying if the range is outside [0, prec-1].
9975 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9978 * config/mips/mips.md (load_const_gp): New insn.
9979 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9980 the MIPS16 GP pseudo register if no_new_pseudos.
9981 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9983 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9986 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9988 (call_value): Likewise.
9990 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9991 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9994 * doc/invoke.texi: (optimization options): Reword description
9995 of -ffast-math. Document its primary purpose.
9997 2007-03-31 Richard Guenther <rguenther@suse.de>
9999 * omp-low.c (splay-tree.h): Include.
10000 (lookup_decl): Replace splay-tree usage by pointer-map.
10001 (maybe_lookup_decl): Likewise.
10002 (new_omp_context): Likewise.
10003 (delete_omp_context): Likewise.
10004 * gimplify.c (splay-tree.h): Include.
10005 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10007 (remap_ssa_name): Likewise.
10008 (remap_decl): Likewise.
10009 (remap_type_1): Likewise.
10010 (remap_type): Likewise.
10011 (copy_body_r): Likewise.
10012 (expand_call_inline): Likewise.
10013 (clone_body): Likewise.
10014 (copy_tree_r): Likewise.
10015 (remap_save_expr): Likewise.
10016 (unsave_r): Likewise.
10017 (unsave_expr_now): Likewise.
10018 (tree_function_versioning): Likewise.
10019 (build_duplicate_type): Likewise.
10020 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10021 (struct copy_body_data): Replace splay-tree by pointer-map.
10022 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10023 not $(SPLAY_TREE_H).
10024 (gimplify.o): Depend on $(SPLAY_TREE_H).
10025 (omp-low.p): Likewise.
10027 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10029 * config/avr/predicates.md (even_register_operand,
10030 odd_register_operand): New predicates.
10031 * config/avr/avr.md (movw peephole2): New.
10032 (movw_r peephole2): New.
10034 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10036 * tree.h (get_signed_or_unsigned_type): New.
10037 * fold-const.c (operand_equal_for_comparison_p): Use
10038 get_signed_or_unsigned_type instead of
10039 lang_hooks.types.signed_or_unsigned_type.
10040 * expr.c (store_expr): Ditto.
10041 * langhooks.c (get_signed_or_unsigned_type): New.
10042 (lhd_signed_or_unsigned_type): New.
10043 * langhooks.h (lhd_signed_or_unsigned_type): New.
10044 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10046 2007-03-30 Richard Henderson <rth@redhat.com>
10048 * tree-ssa-loop-ivopts.c: Include target.h.
10049 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10050 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10051 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10052 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10054 2007-03-30 Richard Henderson <rth@redhat.com>
10055 Kai Tietz <kai.tietz@onevision.com>
10057 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10058 default for 64-bit.
10059 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10060 (TARGET_64BIT_MS_ABI): New.
10061 (DBX_REGISTER_NUMBER): Handle 64-bit.
10062 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10063 (LONG_TYPE_SIZE): Force to 32.
10064 (REG_PARM_STACK_SPACE): New.
10065 (OUTGOING_REG_PARM_STACK_SPACE): New.
10066 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10067 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10068 (STACK_BOUNDARY): Use 128 for 64-bit.
10069 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10070 Add 64-bit implementation.
10071 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10073 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10074 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10075 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10076 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10077 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10078 TARGET_64BIT_MS_ABI.
10079 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10080 (ix86_pass_by_reference): Likewise.
10081 (ix86_function_value_regno_p): Likewise.
10082 (ix86_build_builtin_va_list): Likewise.
10083 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10084 (function_arg_advance_ms_64): New.
10085 (function_arg_advance): Call it.
10086 (function_arg_ms_64): New.
10087 (function_arg): Call it.
10088 (function_value_ms_64): New.
10089 (ix86_function_value_1): Call it.
10090 (return_in_memory_ms_64): New.
10091 (ix86_return_in_memory): Call it.
10092 (setup_incoming_varargs_ms_64): New.
10093 (ix86_setup_incoming_varargs): Call it.
10094 (ix86_expand_prologue): Handle 64-bit stack probing.
10095 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10096 (output_pic_addr_const): Likewise.
10097 (x86_this_parameter): Likewise.
10098 (x86_output_mi_thunk): Likewise.
10099 (x86_function_profiler): Likewise.
10100 (TARGET_STRICT_ARGUMENT_NAMING): New.
10101 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10102 (TARGET_64BIT_MS_ABI): New.
10103 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10104 * config/i386/i386.md (allocate_stack_worker): Remove.
10105 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10106 describe the clobber of eax without a match_scratch.
10107 (allocate_stack_worker_postreload): Remove.
10108 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10109 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10110 (allocate_stack_worker_rex64_postreload): Remove.
10111 (allocate_stack): Handle 64-bit.
10112 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10113 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10114 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10115 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10116 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10117 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10118 * config.build (x86_64-*-mingw*): New host.
10119 * config.host (x86_64-*-mingw*): New host.
10120 * config.gcc (x86_64-*-mingw*): New target.
10121 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10123 2007-03-30 Richard Henderson <rth@redhat.com>
10124 Kai Tietz <kai.tietz@onevision.com>
10126 * c-pragma.c (struct def_pragma_macro_value): New.
10127 (struct def_pragma_macro): New.
10128 (pushed_macro_table): New.
10129 (dpm_hash, dpm_eq): New.
10130 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10131 (init_pragma): Install them.
10132 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10134 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10136 * config/avr/avr.c (avr_override_options): Clear
10137 'flag_delete_null_pointer_checks'.
10139 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10142 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10143 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10144 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10145 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10146 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10147 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10148 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10150 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10152 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10154 * regmove.c: Move all of pass_stack_adjustments from here...
10155 * combine-stack-adj.c: ...to this new file.
10156 * Makefile.in: Add rules for combine-stack-adj.o.
10158 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10160 PR tree-optimization/31383
10161 * tree-data-ref.c (affine_function_equal_p): Do not require the
10162 vectors to have the same length.
10164 2007-03-30 Jan Hubicka <jh@suse.cz>
10166 PR middle-end/30700
10167 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10168 availablility; add more sanity checking; ask varpool only about
10171 2007-03-29 Richard Henderson <rth@redhat.com>
10173 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10174 to decide, but __SIZEOF_LONG_LONG__.
10176 2007-03-29 Richard Henderson <rth@redhat.com>
10178 * emutls.c (struct __emutls_array): New.
10179 (emutls_destroy): Use it instead of casting element 0 from void*.
10180 (__emutls_get_address): Likewise.
10182 2007-03-29 Richard Henderson <rth@redhat.com>
10184 * varasm.c (initializer_constant_valid_p): Don't deny
10185 DECL_DLLIMPORT_P on functions.
10187 * config/i386/cygming.h: Remove function declarations.
10188 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10189 (ASM_OUTPUT_LABELREF): Remove.
10190 (COMMON_ASM_OP): Remove.
10191 (ASM_OUTPUT_COMMON): Remove.
10192 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10193 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10194 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10195 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10196 Rename from TARGET_ENCODE_SECTION_INFO.
10197 * config/i386/netware.h: Likewise.
10198 * config/i386/i386-protos.h: Update.
10199 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10200 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10201 (legitimate_constant_p): Reject dllimports.
10202 (dllimport_map, get_dllimport_decl): New.
10203 (legitimize_dllimport_symbol): New.
10204 (legitimize_address, ix86_expand_move): Use it.
10205 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10206 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10207 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10208 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10209 * config/i386/predicates.md (constant_call_address_operand): Only
10210 accept symbols; reject dllimport_p symbols.
10211 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10212 i386_pe_maybe_record_exported_symbol.
10213 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10214 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10215 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10216 trust the setting of DECL_DLLIMPORT_P.
10217 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10218 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10219 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10220 tidy the argument scanning loop.
10221 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10222 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10223 (i386_pe_strip_name_encoding): Remove.
10224 (i386_pe_binds_local_p): New.
10225 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10226 (i386_pe_output_labelref): Remove.
10227 (i386_pe_asm_output_aligned_decl_common): New.
10228 (i386_pe_maybe_record_exported_symbol): Rename from
10229 i386_pe_record_exported_symbol; check for dllexported symbols.
10231 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10233 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10234 add comment explaining why vsnprintf cannot be used.
10236 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10238 PR tree-optimization/30666
10239 * tree.c (build_complex_type): When creating type names for DWARF2
10240 debug info, create TYPE_DECLs for TYPE_NAME instead of
10242 (build_common_tree_nodes_2): Use build_complex_type when building
10243 predefined complex types, to preserve canonical types.
10245 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10247 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10248 (noce_get_alt_condition): Look at it to determine whether to
10249 reverse the condition or not.
10250 (noce_get_condition): Substitute the truth for lies.
10251 (noce_find_if_block): Set the then_else_reversed field.
10253 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10255 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10256 destination of this insn.
10257 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10258 than calling gen_rtx_SET directly. Use r0 to hold the value of
10259 'address + 4' rather than a stack based temporary which can be
10260 mis-optimized away.
10262 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10264 * config/s390/s390.c (s390_secondary_input_reload_class,
10265 s390_secondary_output_reload_class): Functions removed.
10266 (s390_secondary_reload): New function.
10267 (TARGET_SECONDARY_RELOAD): Target macro defined.
10268 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10269 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10270 * config/s390/s390.md ("reload_outti", "reload_outdi",
10271 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10272 "reload_out<mode>"): Expanders removed.
10273 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10274 "reload<mode>_nonoffmem_out"): Expanders added.
10276 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10278 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10279 action if SRC->DEST replacement failed anyway.
10281 2007-03-28 Mike Stump <mrs@apple.com>
10283 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10284 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10285 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10287 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10289 * config.gcc: Accept barcelona as a variant of amdfam10.
10290 * config/i386/i386.c (override_options): Likewise.
10291 * doc/invoke.texi: Likewise.
10293 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10295 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10296 offsets for BIT_FIELD_REF and COMPONENT_REF.
10298 2007-03-28 Richard Guenther <rguenther@suse.de>
10300 * tree.c (is_global_var): Move ...
10301 * tree-flow-inline.h (is_global_var): ... here.
10302 * tree.h (is_global_var): Remove declaration.
10304 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10306 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10308 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10309 * config/i386/i386.c (ix86_tune_features): Initialize new
10311 * config/i386/predicates.md (promotable_binary_operator): Use
10312 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10314 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10317 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10319 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10321 * config/fr30/fr30.md (movsi_internal): Change destination
10322 constraint from m to V and add m to the end.
10324 2007-03-28 Christian Bruel <christian.bruel@st.com>
10326 * config/sh/sh.md (movsi_i): Fix type attribute.
10328 2007-03-28 Christian Bruel <christian.bruel@st.com>
10330 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10331 (movsf_ie): Likewise.
10333 2007-03-28 Christian Bruel <christian.bruel@st.com>
10335 * config.gcc: Add sh4-300 to multilib.
10336 * config/sh/t-mlib-sh4-300: New file.
10338 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10340 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10341 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10342 fix_trunc<mode>di2.
10343 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10344 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10345 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10346 "fixuns_trunctddi2"): Whitespace fix.
10348 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10350 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10351 the definition of struct sh_args.
10352 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10353 CALL_COOKIE_INT_REG_GET): Likewise.
10355 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10357 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10358 transformations are applied successfully.
10360 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10362 * tree.c (tree_contains_struct): Permit 512 tree codes.
10363 * tree.h (tree_contains_struct): Ditto.
10364 (MAX_TREE_CODES): Ditto.
10365 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10366 SPARE member to store remaining padding bits.
10368 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10370 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10373 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10375 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10376 * configure: Regenerate.
10378 * configure: Regenerate using the correct version of autoconf.
10380 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10382 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10384 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10385 regs to "__SP_L__" and "__SP_H__".
10387 2007-03-27 Richard Guenther <rguenther@suse.de>
10389 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10390 computations with it with a HOST_WIDE_INT variable.
10392 2007-03-26 Mike Stump <mrs@apple.com>
10394 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10395 objective-c-header, objective-c++-header and objc++-cpp-output
10397 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10399 2007-03-26 Richard Henderson <rth@redhat.com>
10402 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10403 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10404 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10405 IX86_BUILTIN_PSRLQ128): New.
10406 (ix86_init_mmx_sse_builtins): Add them.
10407 (ix86_expand_builtin): Expand them.
10408 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10409 operand 2 be TImode.
10410 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10411 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10412 _mm_srli_epi64): Mark __B const.
10413 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10414 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10415 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10416 new two-vector shift builtins.
10418 2007-03-26 Ian Lance Taylor <iant@google.com>
10420 PR tree-optimization/31345
10421 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10422 [+INF, +INF(OVF)] into VARYING.
10424 2007-03-26 Zack Weinberg <zackw@panix.com>
10426 * gengtype-parse.c: New file.
10427 * gengtype-yacc.y: Delete.
10428 * gengtype-lex.l: Don't include gengtype-yacc.h.
10429 Define YY_DECL and yyterminate appropriately for recursive
10430 descent parser. yylval is now a string out-parameter to yylex.
10431 (HWS, EOID): New shorthand.
10432 (IWORD): Add a couple more types.
10433 (yylex): Add a setup stanza. Remove the complex rules for
10434 detecting GTY'ed types and typedefs; replace with simple
10435 keyword detectors. Adjust everything for the changed
10436 definition of yylval. Ignore all pp-directives, not just #define.
10438 (parse_file): Rename yybegin; do not call yyparse.
10440 * gengtype.c (xasprintf): Export again.
10441 (this_file): New. Use everywhere __FILE__ was being used.
10442 (get_lang_bitmap): Special case types defined in gengtype.c.
10443 (do_typedef, new_structure): Suppress definition of certain types.
10444 (new_structure): Improve diagnostics of duplicate definitions.
10445 Make sure location_s is associated with input.h.
10446 (nreverse_pairs, define_location_structures): New functions.
10447 (main): Improve tagging of kludge types. Remove old kludges
10448 for input.h types; use define_location_structures.
10449 * gengtype.h: Update prototypes. Define token codes here.
10450 * Makefile.in: Remove all references to gengtype-yacc.
10451 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10453 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10454 add GTY((skip)) to the field that's only conditionally there.
10455 * doc/install.texi: Document that Bison is no longer required
10456 unless building treelang.
10458 * gengtype.c: Don't include gtyp-gen.h.
10459 (srcdir): Declare here.
10460 (base_files, lang_dir_names): Allocate dynamically.
10461 (gt_files, num_gt_files, num_lang_dirs): New globals.
10462 (measure_input_list, read_input_line, read_input_list)
10463 (set_lang_bitmap): New functions.
10464 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10465 simplify, relying on read_input_list to set up the bitmaps.
10466 (main): Arguments are no longer unused. Check for correct number
10467 of command line arguments, set srcdir and srcdir_len, then call
10468 read_input_list, before doing anything else. No need to worry
10469 about duplicates in main loop.
10470 * configure.ac: Simplify the calculation of all_gtfiles.
10471 Put language tags in there. Don't set or substitute
10472 all_gtfiles_files_langs or all_gtfiles_files_frags.
10473 * Makefile.in: Revamp the way gengtype is invoked, now that it
10474 takes a file on its command line with a much simpler format.
10475 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10476 (GTFILES): Remove duplicates and C source files.
10477 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10478 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10479 * configure: Regenerate.
10481 * gengtype.h: Remove all type definitions to gengtype.c; leave
10482 only definitions of options_p, type_p, and pair_p as opaque
10483 pointers. Update prototypes.
10484 * gengtype.c: Many type definitions moved here from gengtype.h.
10485 Consolidate type definitions at the top of the file.
10486 (xvasprintf): Delete.
10487 (xasprintf): Make static.
10488 (create_nested_pointer_option): Add 'next' parameter.
10489 (create_field_all, create_field_at): New functions.
10490 (create_field): Now a thin wrapper around create_field_all.
10491 (create_optional_field): Rename create_optional_field_ and add
10492 line argument. Original name is now a macro which supplies
10494 (oprintf): Use vsnprintf directly.
10495 (close_output_files): Use fatal rather than perror/exit.
10496 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10497 (main): Set progname. Don't use exit.
10498 * gengtype-yacc.y (struct_fields): Use create_field_at.
10499 (option, optionseqopt): Delete.
10500 (optionseq): Consolidate productions from option here so we
10501 can use the first argument to create_option.
10503 * gengtype-lex.l: Distinguish unions from structures in the
10504 token type. Don't call find_structure; return the tag as a string.
10505 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10506 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10507 string. Reorganize typedef_struct production accordingly.
10508 Use create_nested_ptr_option.
10509 * gengtype.c (create_nested_ptr_option): New function.
10510 * gengtype.h: Declare it.
10512 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10513 (string_type): Don't declare.
10514 (do_scalar_typedef): Declare.
10515 (create_scalar_type): Update prototype.
10516 * gengtype.c (string_type): Make static.
10517 (scalar_nonchar, scalar_char): New.
10518 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10519 (resolve_typedef): Use scalar_nonchar for error recovery.
10520 (create_scalar_type): Remove name_len field. Return scalar_char
10521 or scalar_nonchar as appropriate.
10522 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10523 to use string_type.
10524 (throughout): Use scalar_nonchar instead of calling
10525 create_scalar_type, whenever possible.
10526 (main): Initialize scalar_char and scalar_nonchar before calling
10528 * gengtype-lex.l: Adjust for removal of second argument to
10529 create_scalar_type. Use yylval.s instead of yylval.t when
10531 * gengtype-yacc.y: Type of SCALAR is string. Call
10532 create_scalar_type from type:SCALAR rule. Adjust for removal of
10533 second argument to create_scalar_type.
10535 * vec.h: Remove all #if IN_GENGTYPE blocks.
10536 Add comment saying that changes may require adjustments to gengtype.
10537 * gengtype.c: Don't include coretypes.h or tm.h.
10538 Add comment to inclusion of errors.h.
10539 (note_def_vec, note_def_vec_alloc): New functions.
10540 * gengtype.h: Declare new functions.
10541 * gengtype-lex.l: Don't include coretypes.h.
10542 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10544 (update_lineno): Remove unnecessary prototype.
10545 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10546 (VEC rule): Just return VEC_TOKEN.
10547 * gengtype-yacc.y (VEC_TOKEN): New token type.
10548 (type): Add a production for VEC(a,b).
10549 * Makefile.in: Update dependencies.
10551 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10552 typedefs that use the old PARAMS macro.
10554 * gengtype-lex.l: Remove all rules and states relating to yacc
10556 * gengtype-yacc.y: Similarly.
10557 * gengtype.c (note_yacc_type): Delete function.
10558 * gengtype.h: Update prototypes.
10560 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10562 * tree-pretty-print.c (dump_generic_node): Report precision of
10563 unnamed integer types.
10565 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10567 * ifcvt.c (noce_try_store_flag_constants): Don't check
10568 no_new_pseudos here.
10569 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10570 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10571 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10572 noce_try_sign_mask): Likewise.
10573 (if_convert): Check no_new_pseudos here.
10575 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10577 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10578 (noce_get_condition): Handle new then_else_reversed argument.
10579 (noce_init_if_info): Remove, fold into noce_find_if_block.
10580 (noce_process_if_block): Take a struct noce_if_info as the
10581 argument. Don't set up one based on ce_if_info. Update pointer
10582 references accordingly.
10583 (cond_move_process_if_block): Likewise.
10584 (process_if_block): Removed.
10585 (find_if_block): Removed. Move functionality two new functions,
10586 noce_find_if_block and cond_exec_find_if_block.
10587 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10588 blocks and the symmetric IF-ELSE-JOIN case.
10589 (cond_exec_find_if_block): Also new function mostly based on old
10590 find_if_block and process_if_block.
10591 (find_if_header): Replace find_if_block call with separately
10592 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10593 (find_cond_trap): Update noce_get_condition call.
10594 (dead_or_predicable): Likewise.
10596 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10598 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10600 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10601 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10602 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10603 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10604 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10605 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10606 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10607 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10608 __builtin_ia32_psrad128 builtins.
10610 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10612 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10613 * config/i386/constraints.md
10614 (define_constraint "I"): Use IN_RANGE macro.
10615 (define_constraint "J"): Ditto.
10616 (define_constraint "K"): Ditto.
10617 (define_constraint "M"): Ditto.
10618 (define_constraint "N"): Ditto.
10619 (define_constraint "O"): Ditto.
10620 * config/i386/predicates.md
10621 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10622 (define_predicate "const_0_to_3_operand"): Ditto.
10623 (define_predicate "const_0_to_7_operand"): Ditto.
10624 (define_predicate "const_0_to_15_operand"): Ditto.
10625 (define_predicate "const_0_to_63_operand"): Ditto.
10626 (define_predicate "const_0_to_255_operand"): Ditto.
10627 (define_predicate "const_1_to_31_operand"): Ditto.
10628 (define_predicate "const_2_to_3_operand"): Ditto.
10629 (define_predicate "const_4_to_7_operand"): Ditto.
10631 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10633 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10634 in SImode for save_world.
10635 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10638 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10640 PR tree-optimization/30784
10641 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10644 2007-03-25 Revital Eres <eres@il.ibm.com>
10646 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10647 Fold movement_possibility function into it.
10649 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10651 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10652 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10653 (call_indirect_nonlocal_darwin64): Same.
10654 (call_nonlocal_darwin64): Same.
10655 (call_value_indirect_nonlocal_darwin64): Same.
10656 (call_value_nonlocal_darwin64): Same.
10657 (sibcall_nonlocal_darwin64): Same.
10658 (sibcall_value_nonlocal_darwin64): Same.
10659 (sibcall_symbolic_64): Same.
10660 (sibcall_value_symbolic_64): Same.
10661 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10663 (rs6000_emit_load_toc_table): Same.
10664 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10665 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10667 (divss_call): Same.
10668 (divus_call): Same.
10669 (quoss_call): Same.
10670 (quous_call): Same.
10671 (load_toc_v4_pic_si): Same
10672 (load_toc_v4_PIC_1): Same.
10673 (load_toc_v4_PIC_1b): Same.
10674 (call_indirect_aix{32,64}): Same.
10675 (call_value_indirect_aix{32,64}): Same.
10677 (call_value): Same.
10678 (call_local{32,64}): Same.
10679 (call_value_local{32,64}): Same.
10680 (call_indirect_nonlocal_aix{32,64}): Same.
10681 (call_nonlocal_aix{32,64}): Same.
10682 (call_value_indirect_nonlocal_aix{32,64}): Same.
10683 (call_value_nonlocal_aix{32,64}): Same.
10684 (call_indirect_nonlocal_sysv<mode>): Same.
10685 (call_nonlocal_sysv<mode>): Same.
10686 (call_value_indirect_nonlocal_sysv<mode>): Same.
10687 (call_value_nonlocal_sysv<mode>): Same.
10689 (sibcall_local{32,64}): Same.
10690 (sibcall_value_local{32,64}): Same.
10691 (sibcall_nonlocal_aix{32,64}): Same.
10692 (sibcall_value_nonlocal_aix{32,64}): Same.
10693 (sibcall_nonlocal_sysv<mode>): Same.
10694 (sibcall_value): Same.
10695 (sibcall_value_nonlocal_sysv<mode>): Same.
10697 2007-03-24 Paul Brook <paul@codesourcery.com>
10699 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10700 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10702 2007-03-24 Richard Henderson <rth@redhat.com>
10704 * config/ia64/constraints.md: New file.
10705 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10706 satisfies_constraint_?.
10707 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10708 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10709 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10710 ia64_output_mi_thunk): Likewise.
10711 (ia64_const_ok_for_letter_p): Remove.
10712 (ia64_const_double_ok_for_letter_p): Remove.
10713 (ia64_extra_constraint): Remove.
10714 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10715 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10716 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10717 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10718 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10719 EXTRA_MEMORY_CONSTRAINT): Remove.
10720 * config/ia64/ia64.md: Include constriants.md. Replace
10721 CONST_OK_FOR_? with satisfies_constraint_?.
10723 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10724 H.J. Lu <hongjiu.lu@intel.com>
10726 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10728 (name macros): Use DPD_BID_NAME to convert names properly.
10730 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10731 decimal floating point format.
10732 (init_floating_libfuncs): Change decimal functions so that they
10733 have a "bid_" prefix if the decimal system uses the BID format,
10734 and "dpd_" prefix if the decimal system uses the DPD format.
10735 (init_interclass_conv_libfuncs): Ditto.
10736 (init_intraclass_conv_libfuncs): Ditto.
10738 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10739 using the BID format.
10741 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10742 whether we are using the BID decimal format.
10743 * configure: Regenerate.
10745 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10746 the compiler has decimal floating point enabled. Define
10747 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10750 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10751 using the BID format.
10753 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10754 whether we are using the BID decimal format.
10755 * configure: Regenerate.
10757 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10758 the compiler has decimal floating point enabled. Define
10759 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10762 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10763 options, and that it is enabled for i386/x86_64 systems.
10765 * Makefile.in (enable_decimal_float): New.
10767 (DECNUMINC): Add -I$(DECNUMFMT).
10768 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10769 to $(DECNUMFMT) from $(DECNUM).
10771 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10772 Substitute enable_decimal_float.
10773 * configure: Regenerated.
10776 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10779 * configure.ac: Enable decimal float for x86_64-*-linux*.
10780 * configure: Regenerated.
10783 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10784 decimal128ClearSign to flip and clear the sign bit in decimal128.
10785 (decimal_real_maxval): Set decimal128SetSign to set the sign
10788 2007-03-23 Ian Lance Taylor <iant@google.com>
10790 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10792 2007-03-23 Ian Lance Taylor <iant@google.com>
10794 * tree-dump.c (dump_files): Correct comment.
10796 2007-03-23 Ian Lance Taylor <iant@google.com>
10798 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10800 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10802 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10803 in cfglayout mode. Don't go into and out of cfglayout mode.
10804 Link the blocks in the order of the constructed traces.
10805 (rest_of_handle_tracer): Adjust call to tracer.
10806 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10807 Don't go into cfglayout mode.
10808 (rtl_loop_done): Don't go out of cfglayout mode.
10809 * cfglayout.c (relink_block_chain): New function, split out from...
10810 (fixup_reorder_chain): ...here. Remove redundant checking.
10811 (cfg_layout_finalize): Don't clear the header, footer, and aux
10812 fields here, move the code to do so to relink_block_chain. Likewise
10813 for free_original_copy_tables.
10814 * rtl.h (tracer): Update prototype.
10815 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10816 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10817 mode. Use relink_block_chain to serialize the CFG according to the
10818 new basic block order. Move targetm.cannot_modify_jumps_p check from
10820 (gate_handle_reorder_blocks): ...to here.
10821 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10823 (gate_duplicate_computed_gotos): ...to here.
10824 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10825 something always changes when going into and out of cfglayout mode.
10826 Perform an expensive cfg cleanup while going into cfglayout mode.
10827 Always update liveness information on HAVE_conditional_execution
10828 targets. Reserialize the basic blocks and go out of cfglayout mode.
10829 * reg-stack.c: Include cfglayout.h.
10830 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10831 the call to reorder_basic_blocks.
10832 * basic-block.h (reorder_basic_blocks): Update prototype.
10833 (relink_block_chain): New prototype.
10834 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10836 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10838 * config/mips/mips.md (type, hazard, *movdi_32bit,
10839 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10840 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10841 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10842 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10843 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10845 (movcc): Change first xfer to multi.
10846 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10847 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10848 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10849 config/mips/generic.md: Change reservations using "xfer" to use
10851 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10852 using match_operand.
10853 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10854 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10856 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10858 2007-03-22 Richard Henderson <rth@redhat.com>
10860 * config/i386/i386.c: Remove unnecessary function declarations.
10861 Move targetm definition, and all related macros, to the end of
10862 the file. Resort some functions to put definitions before uses.
10863 (ix86_attribute_table): Make static. Move to end of file.
10864 (ix86_gimplify_va_arg): Make static.
10866 2007-03-22 Richard Henderson <rth@redhat.com>
10868 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10869 don't increase local_regparm with force_align_arg_pointer check.
10870 (ix86_function_sseregparm): Assert 32-bit.
10871 (type_has_variadic_args_p): New.
10872 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10873 type_has_variadic_args_p.
10874 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10875 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10876 use memset instead. Do maybe_vaarg check first; skip attribute
10877 tests if true; skip attribute tests for 64-bit.
10878 (construct_container): Remove TARGET_DEBUG_ARG.
10879 (function_arg_advance_32, function_arg_advance_64): Split out ...
10880 (function_arg_advance): ... from here.
10881 (function_arg_32, function_arg_64): Split out ...
10882 (function_arg): ... from here.
10883 (ix86_pass_by_reference): Tidy.
10884 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10885 (function_value_32): New, from parts of ix86_function_value
10886 and ix86_value_regno.
10887 (function_value_64): New, from parts of ix86_function_value
10888 and ix86_libcall_value.
10889 (ix86_function_value_1): New.
10890 (ix86_function_value, ix86_libcall_value): Use it.
10891 (return_in_memory_32, return_in_memory_64): Split out ...
10892 (ix86_return_in_memory): ... from here.
10893 (ix86_struct_value_rtx): Skip for 64-bit.
10894 (ix86_libcall_value, ix86_value_regno): Remove.
10895 (setup_incoming_varargs_64): Split out ...
10896 (ix86_setup_incoming_varargs): ... from here.
10897 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10898 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10899 * config/i386/i386-protos.h (ix86_function_value): Remove.
10900 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10902 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10905 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10906 infinities not supported, otherwise emit warning if -Woverflow. On
10907 underflow, emit warning if -Woverflow.
10908 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10910 * real.h (real_from_string): Update declaration
10912 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10913 Richard Henderson <rth@redhat.com>
10915 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10916 * calls.c (compute_argument_block_size, expand_call,
10917 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10918 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10919 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10920 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10921 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10922 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10923 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10924 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10927 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10929 * c-incpath.c (add_sysroot_to_chain): New.
10930 (merge_include_chains): Add sysroot argument. Call
10931 add_sysroot_to_chain if sysrooted.
10932 (register_include_chains): Update call to merge_include_chains.
10933 * doc/cppopts.texi: Document use of '=' in include directory
10936 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10938 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10939 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10940 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10941 insn pattern using X87MODEF12 mode macro.
10943 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10945 * regmove.c (regmove_optimize): Use reg_mentioned_p
10946 instead of reg_overlap_mentioned_p for DST.
10948 2007-03-21 Mike Stump <mrs@apple.com>
10950 * c.opt: Fixup for Objective-C/C++.
10952 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10954 * explow.c (convert_memory_address): Fold memory reference when
10955 POINTERS_EXTEND_UNSIGNED < 0
10957 2007-03-21 Richard Henderson <rth@redhat.com>
10960 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10961 * config/i386/mmintrin.h (__m64): Likewise.
10962 * config/i386/xmmintrin.h (__m128): Likewise.
10964 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10966 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10967 (VXWORKS_OS_CPP_BUILTINS): Define.
10968 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10969 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10971 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10973 * rtl.h (constant_pool_reference_p): Delete.
10974 (find_constant_src): Declare.
10975 * rtlanal.c (find_constant_src): New function.
10976 * simplify-rtx.c (constant_pool_reference_p): Delete.
10977 * config/i386/i386.md: Use find_constant_src instead of
10978 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10980 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10982 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10983 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10985 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10987 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10988 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10989 (arm_elf_asm_constructor): Use it.
10990 (arm_elf_asm_destructor): New function.
10992 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10994 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10996 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10998 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11000 2007-03-19 Andrew Haley <aph@redhat.com>
11002 PR tree-optimization/31264
11003 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11004 VIEW_CONVERT_EXPRs.
11006 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11008 PR rtl-optimization/30907
11009 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11010 (fwprop_init): Always call loop_optimizer_initialize.
11011 (fwprop_done): Always call loop_optimizer_finalize.
11012 (fwprop): We always have loop info now.
11013 (gate_fwprop_addr): Remove.
11014 (pass_fwprop_addr): Use gate_fwprop as gate.
11016 PR rtl-optimization/30841
11017 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11018 df_chain_alloc): Call df_reorganize_refs unconditionally.
11019 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11020 refs_organized to refs_organized_size.
11021 (df_ref_create_structure): Use refs_organized_size instead of
11022 bitmap_size if refs had been organized, and keep refs_organized_size
11024 * df.h (struct df_ref_info): Change refs_organized to
11025 refs_organized_size.
11026 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11029 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11031 * except.c (output_function_exception_table): Do not reference the
11032 EH personality routine for functions that do not require an
11035 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11038 * c-typeck.c (convert_for_assignment): Call comptypes for
11039 RECORD_TYPE or UNION_TYPE.
11041 PR inline-asm/30505
11042 * reload1.c (reload): Do invalid ASM checking after
11043 cleanup_subreg_operands.
11045 2007-03-19 Jeff Law <law@redhat.com>
11047 * tree-cfg.c (find_taken_edge): Tighten conditions for
11048 optimizing computed gotos.
11050 2007-03-19 Michael Matz <matz@suse.de>
11052 * builtins.c (expand_builtin_sync_operation,
11053 expand_builtin_compare_and_swap,
11054 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11057 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11058 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11061 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11063 * doc/tm.texi: Add brackets around the return type of
11064 TARGET_SECONDARY_RELOAD.
11066 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11067 Richard Guenther <rguenther@suse.de>
11069 PR tree-optimization/31254
11070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11071 Use handled_component_p () where appropriate. Continue
11072 propagating into the rhs if we propagated into an INDIRECT_REF
11075 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11077 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11078 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11079 (xde, xdee): Mode attributes adjusted to support DFP modes.
11080 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11081 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11082 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11083 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11084 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11085 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11086 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11088 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11089 "movsf"): Insn definitions removed.
11090 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11091 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11092 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11094 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11095 "reload_in<mode>", "reload_out<mode>"): Expander added.
11096 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11099 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11101 * config/s390/s390.md: Only non-functional changes. Renamed
11102 FPR mode macro to BFP all over the file.
11104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11106 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11107 (op_type attribute): RRF instruction type added.
11108 (fT0): New mode attribute.
11109 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11110 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11111 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11112 instruction no secondary memory is needed when moving DFmode values
11113 between GPRs and FPRs.
11115 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11117 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11118 inverted and documentation adjusted.
11119 ("mhard-dfp", "msoft-dfp"): New options.
11120 * config/s390/s390.c (s390_handle_arch_option): New architecture
11122 (override_options): Sanity checks for the new options added.
11123 * config.gcc: New architecture switch: z9-ec.
11124 * config/s390/s390.h (processor_flags): PF_DFP added.
11125 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11126 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11127 when the bit is NOT set so remove it from the defaults.
11129 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11131 * genemit.c (main): Print include statement for dfp.h.
11132 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11135 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11137 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11139 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11142 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11143 instead of PATTERN.
11145 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11147 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11148 attr_length_call, output_call, output_indirect_call): Cleanup
11149 formatting of targetm calls.
11151 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11153 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11155 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11157 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11158 reservation, bypass and anti-bypass descriptions for these
11159 instructions. Update move patterns.
11160 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11163 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11165 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11166 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11167 (get_initial_def_for_reduction): Likewise.
11169 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11171 Fix PR tree-optimization/29922
11172 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11173 (get_representative): Removed.
11174 (value_dies_in_block_x): Update for rvuse removal.
11175 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11176 (compute_antic_aux): Handle when PHI nodes appear in
11177 non-single-successors.
11178 (dump_bitmap_of_names): Removed.
11179 (compute_antic_safe): Renamed and removed rvuse calculation.
11180 Calculate only antic safe.
11181 (insert_into_preds_of_block): Remove assert.
11182 (execute_pre): Update for renamed functions.
11183 (defer_or_phi_translate_block): New function.
11185 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11187 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11188 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11190 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11191 Follow spelling conventions.
11193 * tree-data-ref.h: Remove the prototype for analyze_array.
11195 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11197 PR tree-optimization/31041
11198 * tree-vect-transform.c (get_initial_def_for_induction): Call
11199 force_gimple_operand.
11201 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11203 * ipa-type-escape.c (look_for_casts) : Revert code to use
11204 handled_component_p due to ada test a-numaux.adb.
11206 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11208 * final.c (final_scan_insn): Alter the condition of a
11209 conditional trap if we have nonstandard CC.
11211 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11213 * configure.ac: Remove excess quoting from asm line 0 test.
11214 * configure: Rebuilt.
11216 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11218 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11219 * c-common.c (convert_and_check): Move warning logic to...
11220 (warnings_for_convert_and_check): ...here. Define.
11221 * c-common.h (warnings_for_convert_and_check): Declare.
11223 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11225 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11226 (output_call): Likewise.
11228 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11230 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11232 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11234 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11236 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11238 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11239 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11241 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11243 PR tree-optimization/31183
11244 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11245 Use double_int instead of unsigned int for representing access_strides.
11246 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11248 2007-03-16 Richard Guenther <rguenther@suse.de>
11250 PR tree-optimization/31146
11251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11252 to allow recursion of forward_propagate_addr_expr.
11253 (forward_propagate_addr_into_variable_array_index): Likewise.
11254 (forward_propagate_addr_expr): Likewise.
11255 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11256 (forward_propagate_addr_expr_1): Recurse on simple copies
11257 instead of propagating into them. Do so for useless conversions
11259 (forward_propagate_addr_expr): Clean up unused statements after
11262 2007-03-16 Richard Guenther <rguenther@suse.de>
11264 * builtins.c (expand_builtin_cexpi): Use the right argument
11265 for the expansion via cexp.
11267 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11269 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11270 * configure: Rebuilt.
11272 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11275 * dwarf2out.c (force_type_die): Adjust comment.
11276 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11278 2007-03-15 DJ Delorie <dj@redhat.com>
11280 * config/frv/predicates.md (minmax_operator): Don't check operands
11283 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11285 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11286 Update constant estimates of number of iterations.
11287 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11288 argument renamed to "realistic".
11289 (compute_estimated_nb_iterations): Removed.
11290 (record_niter_bound): New function.
11291 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11292 call record_nonwrapping_iv with upper = false.
11293 (infer_loop_bounds_from_signedness): Pass upper argument to
11294 record_nonwrapping_iv.
11295 (estimate_numbers_of_iterations_loop): Do not call
11296 compute_estimated_nb_iterations. Record estimate based on profile
11297 information. Initialize the constant estimates of number of
11299 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11301 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11302 number of iterations is too small.
11303 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11304 (EST_NOT_AVAILABLE): Removed.
11305 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11306 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11309 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11311 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11312 Handle NE_EXPR guards.
11314 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11317 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11318 Set also -pedantic-errors by default for the preprocessor unless
11319 -fpermissive is given.
11321 2007-03-15 Richard Guenther <rguenther@suse.de>
11323 PR middle-end/29719
11324 PR middle-end/31161
11325 * builtins.c (expand_builtin_cexpi): As a fallback if we
11326 don't have builtins for sincos or cexp create a function
11327 declaration for cexp and expand to a call to that.
11328 (expand_builtin_int_roundingfn): Always fall
11329 back to floor/ceil and its variants even if they may be
11332 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11334 PR middle-end/31159
11335 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11336 jump tables, move the call to delete_dead_jumptables from here...
11337 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11338 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11339 don't allow merging of blocks that try_redirect_by_replacing_jump
11340 also does not handle when not optimizing.
11342 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11343 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11345 * config/i386/i386.md (x86_sahf_1): Correctly handle
11348 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11351 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11352 x86_64_general_operand as operand[2] predicate. Remove "iF"
11353 from operand constraints and use "e" constraint instead.
11354 (*subti3_1, *subti3_1 splitter): Ditto.
11355 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11356 operand[1] predicate.
11358 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11360 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11361 arrays, multiply the access strides by the size of the sub-array.
11362 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11364 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11366 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11367 the configured assembler supports the sahf mnemonic.
11368 * configure: Regenerate.
11369 * config.in: Regenerate.
11371 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11372 emit "sahf" or ".byte\t0x9e" as asm template.
11374 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11377 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11378 option to replace hard coded TARGET_xxx in md file.
11379 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11380 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11381 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11382 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11383 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11384 (X86_TUNE_NOT_VECTORMODE): Ditto.
11385 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11386 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11387 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11388 (TUNE_SLOW_IMUL_IMM8): Ditto.
11389 (TUNE_MOVE_M1_VIA_OR): Ditto.
11390 (TUNE_NOT_UNPAIRABLE): Ditto.
11391 (TUNE_NOT_VECTORMODE): Ditto.
11393 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11396 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11397 tuning options instead of hard coded TARGET_xxx.
11398 (fix ssemode peephole2's): Ditto.
11399 (imul peephole2's): Ditto.
11401 (movdi_or_rex64): Ditto.
11402 (move peephole2): Ditto.
11403 (not peephole2's): Ditto.
11405 2007-03-14 Dirk Mueller <dmueller@suse.de>
11407 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11408 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11409 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11411 * c-parser.c (c_parser_do_statement): Warn about empty body in
11412 do/while statement.
11413 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11414 * doc/invoke.texi (-Wempty-body): Update documentation.
11416 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11419 * c-common.h (warn_for_div_by_zero): Declare.
11420 * c-common.c (warn_for_div_by_zero): Define.
11421 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11424 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11426 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11427 to PREFIX and STANDARD_PREFIX.
11429 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11430 Phil Edwards <phil@codesourcery.com>
11432 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11433 (__gthread_once_t): Remove busy field for RTPs.
11434 (__GTHREAD_ONCE_INIT): Update accordingly.
11436 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11438 * doc/invoke.texi: Document VxWorks options.
11440 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11442 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11444 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11446 PR tree-optimization/30590
11447 * tree-nrv.c (tree_nrv): Check for the partial update of the
11450 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11452 * flags.h (flag_random_seed): Remove declaration, in favor of...
11453 * toplev.h (get_random_seed, set_random_seed): ... these.
11454 * tree.c (get_file_function_name): Use the former.
11455 * opts.c (common_handle_option): Use the latter.
11458 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11460 PR middle-end/31127
11461 * cse.c (cse_find_path): Do not bail out if a basic block that
11462 we already visited now becomes part of a path that starts at a
11463 different basic block. Just disallow this, to make sure we
11464 visit each basic block at most once.
11466 2007-03-13 Jan Hubicka <jh@suse.cz>
11468 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11469 attributes, when profile esitmate is present, calls with very low
11470 frequency are cold.
11472 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11474 PR tree-optimization/30730
11475 PR tree-optimization/26900
11476 * tree-ssa-loop-niter.c: Include gmp.h.
11477 (bounds): New type.
11478 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11479 split_to_var_and_offset, determine_value_range,
11480 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11481 bound_difference, bounds_add, bounds_negate,
11482 number_of_iterations_ne_max, dump_affine_iv): New functions.
11483 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11484 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11485 difference of initial and final value of control iv to validate
11487 (number_of_iterations_cond): Add loop parameter. Determine bounds
11488 on the difference of the extremes of the control iv. Add dumps.
11489 (expand_simple_operations): Handle phi nodes.
11490 (simplify_using_initial_conditions): Do not record used conditions.
11491 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11492 Do not set additional_info.
11493 (implies_nonnegative_p, implies_ge_p): Removed.
11494 (derive_constant_upper_bound): Do not use parameter `additional'.
11495 (record_estimate): Parameter `additional' removed. Parameter
11496 `i_bound' added. Do not call derive_constant_upper_bound.
11497 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11498 bound the number of iterations estimate.
11499 (estimate_numbers_of_iterations_loop): Pass the estimate from
11500 the number of iterations analysis to record_estimate.
11501 * tree.h (multiple_of_p): Declare.
11502 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11503 (scev_const_prop): Do not check expression_expensive_p.
11504 * fold-const.c (multiple_of_p): Exported.
11505 * double-int.c (double_int_mask): Exported.
11506 * double-int.h (double_int_mask): Declare.
11507 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11508 field. Added max field.
11510 2007-03-13 David Taylor <taylor@candd.org>
11513 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11516 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11519 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11520 two unamed patterns.
11522 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11524 * config/i386/i386.opt (mcx16, msahf): New options.
11525 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11526 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11528 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11529 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11530 Output -mcx16 and -msahf options when corresponding bit is set.
11532 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11533 and -msahf options.
11535 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11537 * configure.ac: Test for assembler tolerance to # 0 "".
11538 * configure, config.in: Rebuilt.
11539 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11541 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11543 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11545 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11546 (handle_syscall): Handle direct system calls.
11547 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11549 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11551 * doc/invoke.texi: Fix cpp.info cross-reference.
11552 * doc/passes.texi: Fix gcc.info cross-reference.
11554 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11556 PR tree-optimization/30835
11557 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11558 bb_for_stmt is not NULL before accessing it.
11560 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11562 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11565 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11568 * doc/install.texi: Document --enable-stage1-languages
11570 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11572 * tree-pass.h (pass_into_cfg_layout_mode,
11573 pass_outof_cfg_layout_mode): Declare.
11574 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11575 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11576 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11577 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11579 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11581 * c-decl.c (warn_variable_length_array): New function.
11582 Refactored from grokdeclarator to handle warn_vla
11583 and handle unnamed array case.
11584 (grokdeclarator): Refactored VLA warning case.
11585 * c.opt (Wvla): New flag.
11586 * doc/invoke.texi (Wvla): New warning.
11588 2007-03-12 Richard Henderson <rth@redhat.com>
11590 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11591 (TARGET_SECTION_TYPE_FLAGS): New.
11593 2007-03-12 Richard Henderson <rth@redhat.com>
11595 * config/darwin.c (machopic_reloc_rw_mask): New.
11596 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11597 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11599 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11601 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11602 * cppdefault.h (cpp_PREFIX): Document.
11603 (cpp_PREFIX_len): Likewise.
11604 (cpp_EXEC_PREFIX): New variable.
11605 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11606 * c-incpath.c (add_standard_paths): Correct logic for relocating
11607 paths within prefix.
11609 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11611 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11612 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11614 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11615 fix_truncdfdi_sse using SSEMODEF mode macro.
11616 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11617 fix_truncdfsi_sse using SSEMODEF mode macro.
11618 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11619 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11621 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11623 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11624 elfos.h to tm_file.
11626 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11628 * tree.h : Add multiple_of_p declaration.
11629 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11630 * ipa-type-escape.c (results_of_malloc): Redundant.
11631 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11632 (cast_type): Extended with new members.
11633 (check_cast): Returns cast_type.
11634 (cast): New structure for data of walk_use_def_chains.
11635 (is_malloc_result, is_cast_from_non_pointer_1,
11636 is_cast_from_non_pointer,
11637 is_array_access_through_pointer_and_index): New functions.
11638 (look_for_casts): Returns cast types.
11639 (check_call): Returns void.
11640 (okay_pointer_operation): Use support of pointer plus index,
11641 pointer plus constant and allow all multiplications.
11643 2007-03-11 Richard Guenther <rguenther@suse.de>
11645 PR tree-optimization/31115
11646 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11647 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11648 A shift count of zero is not special as with *_DIV_EXPR.
11649 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11652 2007-03-11 Ian Lance Taylor <iant@google.com>
11654 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11655 the *_DIV_EXPR codes correctly with overflow infinities.
11657 2007-03-11 Ira Rosen <irar@il.ibm.com>
11659 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11660 indicate success/failure of the analysis. Add negation to subtrahend
11661 in case of subtraction. Fail if both operands contain constants.
11662 (create_data_ref): Fail if analyze_offset fails.
11664 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11666 * config/i386/i386.md (frndintxf2): Rename to ...
11667 (rintxf2): ... this. Remove expander having same name.
11668 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11669 (roundsf2, rounddf2): Ditto.
11670 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11671 (lround<mode>di2, lround<mode>si2): Ditto.
11673 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11675 * lower-subreg.c: Include except.h.
11676 (decompose_multiword_subregs): Verify that the only control flow
11677 insns we can split are loads to multi-words pseudos.
11678 Handle breaking such blocks after splitting, instead of calling
11679 find_many_sub_basic_blocks.
11681 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11682 on the new basic block. Add a lengthy comment explaining why we
11683 thought this was necessary.
11684 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11686 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11689 * tree.c (walk_type_fields): Recurse into the element type of
11690 ARRAY_TYPEs if there is a pointer set.
11692 2007-03-10 Dirk Mueller <dmueller@suse.de>
11694 * c-common.c (warn_logical_operator): Fix condition.
11696 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11698 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11700 * config/darwin.c (machopic_select_section): Remove superfluous
11701 argument in call to categorize_decl_for_section. Remove unused
11704 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11706 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11708 * configure: Regenerate.
11710 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11714 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11715 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11716 Add LABEL_NUSES to emitted label.
11717 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11718 branch probability value to emitted jump insn.
11719 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11720 Do not check life information and do not re-arrange input operands
11721 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11723 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11726 the change of decode_asm_operands.
11728 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11730 * mode-switching.c (create_pre_exit): Skip blockage insn.
11732 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11734 * tree-pass.h (TODO_update_smt_usage): Remove.
11736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11740 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11742 * pa.c (attr_length_call): Revise condition for long
11743 pc-relative branch.
11744 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11745 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11746 sequence on SOM target.
11748 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11750 * gcc.c: Document %{, in big comment at top.
11751 (input_suffix_matches): Remove special handling for .s and
11753 (input_spec_matches): New.
11754 (handle_braces): Handle %{,.
11755 (validate_switches): ',' indicates a value which is not a switch.
11756 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11757 to detect assembler input.
11758 * config/i386/sol2.h (CPP_SPEC): Likewise.
11759 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11760 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11761 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11762 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11763 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11764 -m64 causes deployment target to default to 10.5.
11765 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11767 2007-03-09 Richard Henderson <rth@redhat.com>
11770 * target.h (targetm.asm.out.reloc_rw_mask): New.
11771 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11772 (TARGET_ASM_OUT): Use it.
11773 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11774 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11775 use the new reloc_rw_mask target hook instead.
11776 (default_section_type_flags_1): Merge into...
11777 (default_section_type_flags): ... here.
11778 (decl_readonly_section_1): Merge into...
11779 (decl_readonly_section): ... here.
11780 (default_elf_select_section_1): Merge into...
11781 (default_elf_select_section): ... here.
11782 (default_unique_section_1): Merge into...
11783 (default_unique_section): ... here.
11784 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11785 (default_select_rtx_section): Use it.
11786 (default_elf_select_rtx_section): Likewise.
11787 * output.h: Update to match.
11788 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11789 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11790 (TARGET_ASM_RELOC_RW_MASK): New.
11791 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11792 to categorize_decl_for_section.
11793 (x86_64_elf_unique_section): Likewise.
11794 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11795 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11796 (TARGET_ASM_RELOC_RW_MASK): New.
11797 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11798 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11799 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11800 (TARGET_RWRELOC): Remove.
11801 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11802 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11803 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11804 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11805 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11806 (rs6000_xcoff_select_section): Use decl_readonly_section.
11807 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11808 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11809 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11810 (TARGET_SECTION_TYPE_FLAGS): Remove.
11811 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11813 2007-03-09 Roger Sayle <roger@eyesopen.com>
11815 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11816 complex constant equality/inequality comparisons for here.
11817 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11818 known at compile-time or can be simplified to a scalar comparison.
11819 (fold_relational_const): Move compile-time evaluation of complex
11820 constant equality/inequality comparisons to here.
11822 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11824 PR rtl-optimization/30643
11825 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11827 (fold_rtx): Recurse, like before 2006-11-03.
11829 2007-03-09 DJ Delorie <dj@redhat.com>
11831 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11834 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11836 PR tree-optimization/30375
11837 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11838 LHS of statements is not the same.
11839 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11841 2007-03-09 Chao-ying Fu <fu@mips.com>
11843 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11845 * doc/invoke.texi (-mdspr2): Document new option.
11846 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11847 New unspec for DSP REV 2.
11848 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11849 these instructions are extended in DSP REV 2.
11850 (mips-dspr2.md): Include.
11851 * config/mips/mips.opt (mdspr2): New option.
11852 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11853 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11854 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11855 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11856 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11857 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11858 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11860 (bdesc_map): Add one field of unsupported_target_flags.
11861 (bdesc_arrays): Update entries to have extra fields. Add
11863 (mips_init_builtins): Initialize new function types.
11864 Check unsupported_target_fileds to filter out builtins.
11865 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11867 (ASM_SPEC): Pass mdspr2 to the assembler.
11868 * config/mips/mips-dspr2.md: New file.
11870 2007-03-09 Sa Liu <saliu@de.ibm.com>
11872 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11874 2007-03-09 Ian Lance Taylor <iant@google.com>
11876 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11877 argument) like -Wstrict-overflow=2.
11878 * doc/invoke.texi (Warning Options): Update documentation.
11880 2007-03-09 Dirk Mueller <dmueller@suse.de>
11883 * doc/invoke.texi (-Wlogical-op): Document.
11884 * common.opt (-Wlogical-op): New.
11885 * c-common.h (warn_logical_operator): Declare.
11886 * c-common.c (warn_logical_operator): Define.
11887 * c-typeck.c (parser_build_binary_op): Call
11888 warn_logical_operator.
11890 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11892 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11893 * final.c (final_scan_insn): Test for non-"" file name.
11895 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11897 * doc/loop.texi: Document the Omega linear constraints solver.
11898 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11899 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11900 omega-hash-table-size, omega-max-keys, and
11901 omega-eliminate-redundant-constraints.
11902 * tree-pass.h (pass_check_data_deps): Declared.
11905 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11906 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11907 pass_check_data_deps): New.
11908 * tree-data-ref.c (init_data_ref): Remove declaration.
11909 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11910 (analyze_array): Renamed init_array_ref, move up initializations.
11911 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11912 Removed arguments that are set to NULL.
11913 (analyze_indirect_ref): Correct indentation, correct call to
11915 (object_analysis): Call init_array_ref instead of analyze_array.
11916 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11917 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11918 of DR_ACCESS_FNS_ADDR.
11919 (init_omega_eq_with_af, omega_extract_distance_vectors,
11920 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11921 ddr_consistent_p): New.
11922 (compute_affine_dependence): Check consistency of ddrs when
11923 flag_check_data_deps is passed.
11924 (analyze_all_data_dependences): Uncomment.
11925 (tree_check_data_deps): New.
11926 * tree-data-ref.h: Include omega.h.
11927 (DR_ACCESS_FNS_ADDR): Removed.
11928 (data_dependence_relation): Add inner_loop.
11929 (DDR_INNER_LOOP): New.
11930 * common.opt (fcheck-data-deps): New.
11931 * tree-flow.h (tree_check_data_deps): Declare.
11932 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11933 (OBJS-common): Depend on omega.o.
11935 * passes.c (pass_check_data_deps): Scheduled.
11936 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11937 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11938 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11939 PARAM_VECT_MAX_VERSION_CHECKS,
11940 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11942 2007-03-09 Richard Guenther <rguenther@suse.de>
11944 PR tree-optimization/30904
11945 PR middle-end/31058
11946 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11947 the same way as *_DIV_EXPR.
11949 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11951 * recog.c (decode_asm_operands): No mixed declarations and code.
11953 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11955 * rtl.def (ASM_INPUT): Add location.
11956 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11957 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11958 (decode_asm_operands): Add loc operand.
11959 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11960 * stmt.c (expand_asm): Rename to...
11961 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11962 gen_rtx_ASM_INPUT_loc.
11963 (expand_asm_expr): Adjust.
11964 * recog.c (decode_asm_operands): Add loc operand.
11965 (check_asm_operands, extract_insn): Adjust.
11966 * reload1.c (maybe_fix_stack_asms): Likewise.
11967 * final.c (asm_insn_count): Likewise.
11968 (final_scan_insn): Output # line before and after asm.
11970 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11972 * tree-ssa-structalias.c (variable_info): Remove
11974 (new_var_info): Ditto.
11975 (shared_bitmap_info_t): New structure.
11976 (shared_bitmap_table): New variable.
11977 (shared_bitmap_hash): New function.
11978 (shared_bitmap_eq): Ditto
11979 (shared_bitmap_lookup): Ditto.
11980 (shared_bitmap_add): Ditto.
11981 (merge_smts_into): Change to take bitmap directly.
11982 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11983 (init_alias_vars): Init shared bitmap hashtable.
11984 (delete_points_to_sets): Delete shared bitmap hashtable.
11985 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11986 is_aliased removal as a change that was still necessary was
11989 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/i386.h (override_options): Conditionally disable
11992 x86_sahf for 64bit targets only.
11994 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11997 * c-decl.c (merge_decls): Don't call make_var_volatile.
11998 * varasm.c (make_var_volatile): Remove.
11999 * output.h (make_var_volatile): Remove.
12001 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12003 PR tree-optimization/31085
12004 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12006 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12008 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12009 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12010 ATTR_CONST_NOTHROW_LIST.
12012 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12015 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12017 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12019 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12022 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12024 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12025 passed, use shared libgcc.
12027 2007-03-08 Roger Sayle <roger@eyesopen.com>
12029 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12030 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12031 (honor_protect_cleanup_actions, lower_try_finally_switch):
12033 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12034 ifc_temp_var): Likewise.
12035 * tree-inline.c (setup_one_parameter): Likewise.
12036 * tree-mudflap.c (mf_decl_cache_locals,
12037 mf_build_check_statement_for): Likewise.
12038 * tree-nested.c (init_tmp_var, save_tmp_var,
12039 finalize_nesting_tree_1): Likewise.
12040 * tree-outof-ssa.c (insert_copy_on_edge,
12041 insert_backedge_copies): Likewise.
12042 * tree-profile.c (tree_gen_edge_profiler,
12043 tree_gen_ic_profiler): Likewise.
12044 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12045 * tree-sra.c (sra_build_assignment): Likewise.
12046 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12047 * tree-ssa-math-opts.c (insert_reciprocals,
12048 execute_cse_sincos_1): Likewise.
12049 * tree-tailcall.c (adjust_accumulator_values,
12050 adjust_return_value): Likewise.
12051 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12052 * tree-vect-transform.c (vect_create_data_ref_ptr,
12053 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12054 vect_create_epilog_for_reduction, vectorizable_reduction,
12055 vectorizable_call, vectorizable_conversion,
12056 vectorizable_assignment, vectorizable_operation,
12057 vectorizable_type_demotion, vect_gen_widened_results_half,
12058 vect_permute_store_chain, vectorizable_store,
12059 vect_setup_realignment, vect_permute_load_chain,
12060 vectorizable_load, vectorizable_condition,
12061 vect_create_cond_for_align_checks): Likewise.
12062 * tree-vrp.c (build_assert_expr_for): Likewise.
12064 2007-03-08 Ian Lance Taylor <iant@google.com>
12066 * tree-vrp.c: Include "intl.h".
12067 (usable_range_p): New static function.
12068 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12069 overflowed values, juts set *strict_overflow_p.
12070 (compare_values): Only return -2 if one of the operands is not a
12072 (compare_ranges): Call usable_range_p.
12073 (compare_range_with_value): Likewise.
12074 (vrp_evaluate_conditional_warnv): Rename from
12075 vrp_evaluate_conditional. Make static. Change all callers.
12076 (vrp_evaluate_conditional): New function.
12077 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12078 on signed overflow.
12079 (simplify_abs_using_ranges): Likewise.
12080 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12081 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12082 within_stmt parameter.
12083 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12084 vrp_evaluate_conditional.
12085 * tree-ssa-threadedge.c
12086 (record_temporary_equivalences_from_stmts_at_dest): Change
12087 simplify parameter to take a second tree parameter.
12088 (simplify_control_stmt_condition): Likewise.
12089 (thread_across_edge): Likewise.
12090 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12091 (thread_across_edge): Likewise.
12092 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12094 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12096 * config/i386/i386.h (TARGET_SAHF): New define.
12097 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12098 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12099 (x86_sahf): New global variable.
12100 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12101 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12102 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12103 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12105 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12106 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12107 when expanding fcomi/sahf based tests.
12108 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12109 expanding sahf based alternative. Emit sahf based sequence when
12110 optimizing for code size.
12111 * config/i386/i386.md (x86_sahf_1): Do not disable for
12112 TARGET_64BIT, enable for TARGET_SAHF.
12114 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12116 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12117 spurious whitespace from error message.
12119 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12122 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12124 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12126 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12128 * tree-sra.c (instantiate_element): Propagate disabled warnings
12129 from the element itself to the created variable.
12131 2007-03-07 Richard Henderson <rth@redhat.com>
12134 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12135 silently fix up the stack in the case of a missing register.
12137 2007-03-07 Paul Brook <paul@codesourcery.com>
12139 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12141 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12143 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12145 (phase1_vrs): Use them.
12146 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12147 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12148 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12149 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12150 __gnu_Unwind_Restore_WMMXC if required.
12151 (_Unwind_VRS_Pop): Implement iWMMXt support.
12152 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12153 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12154 gnu_Unwind_Save_WMMXC): Define.
12156 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12158 * config/vxworks.h (vxworks_override_options): Declare.
12159 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12160 * config/vxworks.c: Include target.h and toplev.h.
12161 (vxworks_override_options): New function.
12162 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12164 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12166 * config/s390/s390.c (override_options): Don't emit an error when
12167 -mstack-size is used without providing -mstack-guard.
12168 (s390_emit_prologue): Choose stack_guard value automatically if not
12169 provided via command line.
12170 * doc/invoke.texi: Adjust description of -mstack-guard and
12173 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12175 * config/i386/i386.c (output_set_got): Add a GOT initialization
12176 sequence for VxWorks PIC.
12177 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12178 around labels as well as symbols. Use gotoff_operand instead
12179 of local_symbolic_operand.
12180 (legitimize_pic_address): Use gotoff_operand instead of
12181 local_symbolic_operand. Use @GOT accesses for labels as
12183 (ix86_output_addr_diff_elt): Use PC-relative rather than
12184 GP-relative offsets for VxWorks PIC.
12185 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12186 no_new_pseudos. Check whether the returned register is op0.
12187 * config/i386/i386.md (tablejump): Use PC-relative rather than
12188 GP-relative offsets for VxWorks PIC.
12189 * config/i386/predicates.md (gotoff_operand): New predicate.
12191 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12193 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12195 * config/vxworks-dummy.h: New file.
12196 * config/i386/i386.h: Include it.
12198 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12200 * dwarf2out.c (is_inlined_entry_point): New
12201 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12202 DW_AT_ranges if the first subblock is the entry point.
12204 2007-03-06 David Daney <ddaney@avtrex.com>
12206 * doc/install.texi (mips-*-*): Change recommended binutils
12209 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12211 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12212 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12214 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12215 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12217 2007-03-06 Jan Hubicka <jh@suse.cz>
12219 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12220 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12222 (probably_cold_bb_p): Cold functions are cold.
12223 (probably_never_executed_bb_p): Cold functions are cold.
12224 (tree_bb_level_predictions): Predict calls to cold functions as not
12226 (compute_function_frequency): Check hot/cold attributes.
12227 * function.h (function_frequency): Update comments.
12228 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12229 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12230 (c_common_att): Add cold and hot.
12232 * doc/extend.texi (hot,cold attributes): Document.
12234 2007-03-06 Andrew Haley <aph@redhat.com>
12236 * function.c (expand_function_end): Move blockage to just after we
12237 emit the label for the naked return from the function.
12239 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12241 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12244 2007-03-06 Jan Hubicka <jh@suse.cz>
12246 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12247 loaded for constant large models. Non-large 64bit PIC can do.
12248 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12249 * cmodel.h: Add LARGE PIC.
12250 * i386.md (UNSPEC_PLTOFF): New.
12251 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12253 (*call_1_rex64): Disable for large models.
12254 (*call_1_rex64_large): New.
12255 (*call_value_1_rex64): Disable for large models.
12256 (*call_value_1_rex64_large): New.
12257 (set_rip_rex4): New.
12258 (set_got_offset_rex64): New.
12259 * predicates.md (constant_call_address_operand): For large model
12260 constant calls are not possible.
12261 * i386-protos.h (construct_plt_address): Declare.
12262 * i386.c (override_options): Accept large models.
12263 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12264 (legitimate_constant_p): Add new UNSPECs.
12265 (legitimate_pic_operand_p): Likewise.
12266 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12267 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12269 (output_pic_addr_const): Add PLTOFF.
12270 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12271 (ix86_expand_move): Legitimize pic address when in PIC mode.
12272 (construct_plt_address): New function.
12273 (ix86_expand_call): Offload the address to register and use GOT
12274 pointer for large model.
12275 * invoke.texi (mcmodel=large): Update documentation.
12277 2007-03-06 Richard Henderson <rth@redhat.com>
12279 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12280 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12281 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12282 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12283 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12284 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12285 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12286 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12287 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12288 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12289 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12290 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12291 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12292 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12293 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12294 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12295 x86_schedule, x86_use_bt, x86_pad_returns,
12296 x86_use_xchgb): Merge into ...
12297 (ix86_tune_features): ... here. New array.
12298 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12299 x86_bswap): Merge into ...
12300 (ix86_arch_features): ... here. New array.
12301 (x86_3dnow_a): Remove.
12302 (x86_accumulate_outgoing_args): Make static.
12303 (x86_arch_always_fancy_math_387): Make static.
12304 (ix86_tune_mask, ix86_arch_mask): Move ...
12305 (override_options): ... to local variables here. Apply the
12306 appropriate mask to each element of ix86_arch_features and
12307 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12308 as were done in the old macros.
12309 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12310 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12311 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12312 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12313 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12314 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12315 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12316 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12317 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12318 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12319 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12320 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12321 x86_accumulate_outgoing_args, x86_prologue_using_move,
12322 x86_epilogue_using_move, x86_decompose_lea,
12323 x86_arch_always_fancy_math_387, x86_shift1,
12324 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12325 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12326 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12327 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12328 x86_use_incdec, x86_pad_returns, x86_bswap,
12329 x86_partial_flag_reg_stall): Remove.
12330 (enum ix86_tune_indices): New.
12331 (ix86_tune_features): New.
12332 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12333 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12334 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12335 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12336 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12337 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12338 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12339 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12340 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12341 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12342 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12343 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12344 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12345 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12346 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12347 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12348 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12349 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12350 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12351 TARGET_EXT_80387_CONSTANTS): Use it.
12352 (enum ix86_arch_indices): New.
12353 (ix86_arch_features): New.
12354 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12355 TARGET_BSWAP): Use it.
12356 (ix86_tune_mask, ix86_arch_mask): Remove.
12358 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12361 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12362 Define using $${sysroot_headers_suffix}.
12363 * configure: Regenerate.
12364 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12365 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12367 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12368 * gcc.c (print_sysroot_headers_suffix): New.
12369 (option_map): Include --print-sysroot-headers-suffix.
12370 (display_help): Mention -print-sysroot-headers-suffix.
12371 (process_command): Handle -print-sysroot-headers-suffix.
12372 (do_spec_1): Append multilib directory to include-fixed path if
12373 sysroot suffixes in use.
12374 (main): Handle -print-sysroot-headers-suffix.
12375 * Makefile.in (start.encap): Don't depend on xlimits.h
12376 (xlimits.h): Remove.
12377 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12378 limits.h for each multilib in fixinc_list.
12379 (fixinc_list, s-fixinc_list): New.
12380 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12381 generate them for each multilib in fixinc_list.
12382 (stmp-fixproto): Use include-fixed. Run fixproto for each
12383 multilib in fixinc_list.
12384 (mostlyclean): Don't remove xlimits.h.
12385 (clean): Remove include-fixed.
12386 (real-install-headers-tar, real-install-headers-cpio,
12387 real-install-headers-cp): Don't copy include, only include-fixed.
12388 (install-mkheaders): Depend on fixinc_list. Don't depend on
12389 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12390 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12391 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12393 2007-03-06 Jan Hubicka <jh@suse.cz>
12395 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12398 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12400 * configure.ac: Allow tm_file to contain build-directory files.
12401 * configure: Regenerate.
12402 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12403 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12404 * config/m68k/print-sysroot-suffix.sh: New file.
12406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12408 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12409 of pic_offset_table_rtx if reload_completed.
12410 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12411 PIC_OFFSET_TABLE_REGNUM.
12412 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12414 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12415 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12417 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12419 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12420 functions that call eh_return.
12422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12424 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12425 functions that need a constant pool.
12427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12430 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12431 (m68k_preferred_reload_class): Likewise.
12432 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12433 (SECONDARY_RELOAD_CLASS): Define.
12434 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12435 (LIMIT_RELOAD_CLASS): Delete.
12436 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12437 registers from storing bytes.
12438 (m68k_secondary_reload_class): New function.
12439 (m68k_preferred_reload_class): Likewise.
12441 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12443 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12445 (m68k_expand_prologue): Likewise.
12447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12449 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12450 (mips_expand_epilogue): Add a bool parameter.
12451 (m68k_legitimize_sibcall_address): Declare.
12452 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12453 (m68k_expand_epilogue): Add a parameter to select between sibling
12454 and normal epilogues. Only generate a return for the latter.
12455 (m68k_ok_for_sibcall_p): New function.
12456 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12457 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12458 (sibcall_value, *sibcall_value): Likewise.
12459 (*call, *call_value): Require !SIBLING_CALL_P.
12460 (epilogue): Update call to m68k_expand_epilogue.
12461 (sibcall_epilogue): New pattern.
12462 * config/m68k/predicates.md (const_call_operand): Say that this
12463 predicate applies to sibling calls too.
12464 (sibcall_operand): New predicate.
12466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12468 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12469 alternatives as movsi_cf.
12470 (movsf_cf_hard): Add commentary.
12472 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12473 Richard Sandiford <richard@codesourcery.com>
12475 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12476 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12477 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12478 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12479 as being live on exit from an interrupt function.
12480 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12481 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12482 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12483 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12484 (m68k_interrupt_function_p): Globalize.
12485 (m68k_compute_frame_layout): Remove reverse mask code.
12486 (m68k_emit_movem, m68k_set_frame_related): New functions.
12487 (m68k_output_function_prologue): Delete in favor of...
12488 (m68k_expand_prologue): ...this new function.
12489 (m68k_output_function_epilogue): Delete in favor of...
12490 (m68k_expand_epilogue): ...this new function.
12491 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12493 (print_operand): Handle %?.
12494 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12495 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12496 (prologue, epilogue): New patterns.
12497 (return): Turn into a define_expand.
12498 (*return): New pattern, derived from old "return" pattern. Use rte
12499 rather than rts for interrupt functions. Only use rtd if the pop
12501 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12502 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12503 (link, *link, unlink, *unlink, load_got): Likewise.
12505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12509 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12510 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12511 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12512 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12513 and m68k_matches_u_p.
12514 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12515 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12516 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12517 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12518 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12519 (REG_STRICT_P): New macro.
12520 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12521 PCREL_GENERAL_OPERAND_OK.
12522 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12523 m68k_legitimate_base_reg_p.
12524 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12525 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12526 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12527 * config/m68k/m68k.c (m68k_address): New structure.
12528 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12529 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12530 (m68k_jump_table_ref_p, m68k_decompose_address)
12531 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12532 (m68k_matches_u_p): New functions.
12533 (print_operand_address): Rewrite to use m68k_decompose_index.
12535 2007-03-05 David Taylor <dtaylor@emc.com>
12537 * gcc.c: Correct copyright date in --version output.
12539 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12541 * pa.md: In unamed move patterns, disparge copies between general
12542 and floating point registers using '?' modifier. Don't include 'f'
12543 constraint for register preferences in DImode, SImode, HImode and
12544 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12545 Remove constraints for copies between general and floating registers
12546 in soft-float DFmode pattern.
12547 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12551 2007-03-05 Mike Stump <mrs@apple.com>
12553 * c-common.c (targetcm): Add.
12554 * c-opts.c (c_common_handle_option): Handle language specific
12556 * opts.c (handle_option): Verify language for target options, if
12558 * opth-gen.awk: Add CL_LANG_ALL.
12559 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12560 (TARGETCM_INITIALIZER): Add.
12561 * target.h (struct gcc_targetcm): Add.
12563 * targhooks.c (default_handle_c_option): Add.
12564 * targhooks.h (default_handle_c_option): Add.
12565 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12567 * config/darwin.opt (iframework): Add.
12568 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12569 * config/darwin-c.c (handle_c_option): Add.
12570 (TARGET_HANDLE_C_OPTION): Add.
12572 * doc/invoke.texi (Darwin Options): Add -iframework.
12574 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12576 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12579 2007-03-05 Ian Lance Taylor <iant@google.com>
12581 * c.opt (fgnu89-inline): New option.
12582 * c-opts.c (c_common_post_options): Set default value for
12584 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12585 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12587 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12588 (grokdeclarator, start_function): Likewise.
12589 * c-cppbuiltin.c (c_cpp_builtins): Define either
12590 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12591 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12592 (C Dialect Options): Document -fgnu89-inline.
12593 * doc/extend.texi (Function Attributes): Explain what the
12594 gnu_inline attribute does.
12595 * doc/cpp.texi (Common Predefined Macros): Document
12596 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12598 2007-03-05 Ian Lance Taylor <iant@google.com>
12600 PR tree-optimization/31034
12601 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12602 half-range if the other side is an overflow infinity.
12604 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12606 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12607 (bfin*-linux-uclibc*): New configuration.
12608 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12610 * config/bfin/linux.h: New file.
12611 * config/bfin/libgcc-bfin.ver: New file.
12612 * config/bfin/t-bfin-uclinux: New file.
12613 * config/bfin/t-bfin-linux: New file.
12614 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12615 (TARGET_OS_CPP_BUILTINS): New macro.
12617 2007-03-05 Richard Guenther <rguenther@suse.de>
12619 * fold-const.c (fold_binary): Remove duplicate folding
12620 of comparison of non-null ADDR_EXPR against null.
12622 2007-03-05 Richard Guenther <rguenther@suse.de>
12623 Dorit Nuzman <dorit@il.ibm.com>
12625 PR tree-optimization/26420
12626 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12627 are no loops in the function. Only print the number of
12628 vectorized loops if it is greater than zero or we are supposed
12629 to print information about unvectorized loops.
12631 2007-03-05 Revital Eres <eres@il.ibm.com>
12633 * gcc.dg/var-expand1.c: New test.
12634 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12635 when an accumulator is expanded.
12637 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12640 * c-common.c (convert_and_check): Don't give warnings for
12641 conversion if 'expr' already overflowed.
12643 2007-03-04 Roger Sayle <roger@eyesopen.com>
12645 PR middle-end/30744
12646 * fold-const.c (fold_comparison): Enforce type consistency when
12647 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12649 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12651 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12652 containing a cast to the base of TARGET_MEM_REF.
12654 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12656 * tree.c (tree_contains_struct_check_failed): Remove spurious
12657 whitespace from error message.
12659 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12662 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12663 instead of precision.
12665 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12666 Nathan Sidwell <nathan@codesourcery.com>
12668 * emit-rtl.c (find_auto_inc): New.
12669 (try_split): recreate REG_INC notes,
12670 Use regular for loops rather than whiles.
12672 2007-03-03 Andreas Schwab <schwab@suse.de>
12674 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12675 * configure: Regenerate.
12677 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12679 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12680 flag_rounding_math, not flag_unsafe_math_optimizations.
12682 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12684 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12685 alpha_fold_vector_minmax): Likewise.
12686 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12687 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12689 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12691 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12692 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12693 if the lhs has side-effects.
12694 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12696 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12698 * config/i386/i386.h (TUNEMASK): Remove define.
12699 (ARCHMASK): Remove define.
12700 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12701 Use ix86_arch_mask variable instead of ARCHMASK.
12702 * config/i386/i386.c (override_options): Ditto.
12703 (standard_80387_constant_p): Ditto.
12705 2007-03-02 Ian Lance Taylor <iant@google.com>
12707 Used signed infinities in VRP.
12708 * tree-vrp.c (uses_overflow_infinity): New static function.
12709 (supports_overflow_infinity): New static function.
12710 (make_overflow_infinity): New static function.
12711 (negative_overflow_infinity): New static function.
12712 (positive_overflow_infinity): New static function.
12713 (is_negative_overflow_infinity): New static function.
12714 (is_positive_overflow_infinity): New static function.
12715 (is_overflow_infinity): New static function.
12716 (overflow_infinity_range_p): New static function.
12717 (compare_values_warnv): New function split out of compare_values.
12718 (compare_value): Call it.
12719 (set_value_range_to_nonnegative): Add overflow_infinity
12720 parameter. Change caller.
12721 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12723 (vrp_expr_computes_nonzero): Likewise.
12724 (compare_ranges, compare_range_with_value): Likewise.
12725 (compare_name_with_value, compare_names): Likewise.
12726 (vrp_evaluate_conditional): Likewise.
12727 (set_value_range): Handle infinity
12728 (vrp_operand_equal_p, operand_less_p): Likewise.
12729 (extract_range_from_assert): Likewise.
12730 (vrp_int_const_binop): Likewise.
12731 (extract_range_from_binary_expr): Likewise.
12732 (extract_range_from_unary_expr): Likewise.
12733 (extract_range_from_comparison): Likewise.
12734 (extract_range_from_expr): Likewise.
12735 (dump_value_range): Likewise.
12736 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12737 (test_for_singularity): Likewise.
12738 (vrp_int_const_binop): Remove inline qualifier.
12739 (adjust_range_with_scev): Add comment.
12740 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12742 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12744 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12745 (get_constraint_for): Likewise.
12746 (do_structure_copy): Likewise.
12747 (find_func_aliases): Fix references to MODIFY_EXPR.
12748 (intra_create_variable_infos): Tidy.
12749 * tree-ssa-operands.c (add_virtual_operand): Add argument
12751 When adding members of alias sets, if IS_CALL_SITE is true and
12752 the symbol is not call-clobbered, skip it.
12753 Adjust all callers.
12755 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12757 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12758 entry by means of emit_insn_at_entry.
12760 2007-03-02 Richard Henderson <rth@redhat.com>
12762 * expr.h (promoted_input_arg): Remove decl.
12763 * function.c (promoted_input_arg): Merge into ...
12764 * combine.c (setup_incoming_promotions): ... only caller.
12765 Rearrange to avoid double loop.
12767 2007-03-02 Ben Elliston <bje@au.ibm.com>
12768 Peter Bergner <bergner@vnet.ibm.com>
12769 Janis Johnson <janis187@us.ibm.com>
12771 * config/rs6000/dfp.md: New file.
12772 * config/rs6000/rs6000.md: Include dfp.md.
12773 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12774 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12775 and TDmode decimal float modes in FP registers.
12776 (num_insns_constant): Likewise.
12777 (rs6000_legitimate_offset_address_p): Likewise.
12778 (rs6000_legitimize_address): Likewise.
12779 (rs6000_legitimize_reload_address): Likewise.
12780 (rs6000_legitimate_address): Likewise.
12781 (rs6000_emit_move): Likewise.
12782 (function_arg_boundary): Likewise.
12783 (function_arg_advance): Likewise.
12784 (rs6000_darwin64_record_arg_recurse): Likewise.
12785 (function_arg): Likewise.
12786 (rs6000_gimplify_va_arg): Likewise.
12787 (rs6000_split_multireg_move): Likewise.
12788 (rs6000_output_function_epilogue): Likewise.
12789 (rs6000_output_function_epilogue): Likewise.
12790 (rs6000_register_move_cost): Likewise.
12791 (rs6000_function_value): Likewise.
12792 (rs6000_libcall_value): Likewise.
12794 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12796 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12798 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12800 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12801 Use $MULTIDIR to choose between the kernel and RTP headers,
12802 and use $WIND_BASE and $WIND_USR to locate them.
12804 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12806 * config/i386/i386.c (override_options): Put initialization of
12807 ix86_tune_mask and ix86_arch_mask to the correct place.
12809 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12810 Michael Meissner <michael.meissner@amd.com>
12813 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12814 (ARCHMASK): Define.
12815 (TARGET_CMOVE): Use ARCHMASK.
12816 (TARGET_CMPXCHG): Ditto.
12817 (TARGET_CMPXCHG8B): Ditto.
12818 (TARGET_XADD): Ditto.
12819 (TARGET_BSWAP): Ditto.
12820 * config/i386/i386.c (ix86_tune_mask): New global variable.
12821 (ix86_arch_mask): Ditto.
12822 (override_options): Initialize ix86_tune_mask and
12823 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12826 2007-03-02 Ben Elliston <bje@au.ibm.com>
12829 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12831 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12833 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12834 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12835 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12836 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12838 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12839 rs6000_init_dwarf_reg_sizes_extra): New.
12840 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12841 SPE register high parts.
12843 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12845 * Makefile.in: Add install-pdf target as
12846 copied from automake v1.10 rules.
12847 * configure.ac: Add install-pdf to target list.
12848 * configure: Regenerate.
12850 2007-03-01 Paul Brook <paul@codesourcery.com>
12852 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12853 modes to LDRD for DImode.
12854 (output_move_double): Fixup out of range ldrd/strd.
12855 (vfp_secondary_reload_class): Rename...
12856 (coproc_secondary_reload_class): ... to this. Add wb argument.
12857 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12858 coproc_secondary_reload_class for CLASS_IWMMXT.
12859 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12860 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12862 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12864 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12865 unroll factor by the estimated number of iterations.
12866 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12867 than prefetch latency.
12869 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12870 decode_caches_intel, detect_caches_intel): New functions.
12871 (host_detect_local_cpu): Use detect_caches_amd and
12872 detect_caches_intel.
12874 2007-03-01 Richard Henderson <rth@redhat.com>
12876 * expr.c (emit_move_complex_push): Export.
12877 (emit_move_complex_parts): Split out from ...
12878 (emit_move_complex): ... here.
12879 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12880 * config/i386/i386.md (movcdi): New.
12882 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12884 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12885 size of mode1 to check for tieable modes in MMX case.
12887 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12889 * Makefile.in (rtlanal.o): Depend on tree.h.
12890 * rtl.h (offset_within_section_p, split_const): Declare.
12891 * rtlanal.c: Include tree.h.
12892 (offset_within_block_p): New function, taken from
12893 mips_offset_within_object_p.
12894 (split_const): New function, taken from mips_split_const.
12895 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12897 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12898 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12899 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12900 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12901 (m68k_illegitimate_symbolic_constant_p): New function.
12902 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12903 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12904 symbolic constant that might be outside the symbol's section,
12905 move the symbol first and then add the offset.
12906 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12908 * config/mips/mips.c (mips_split_const): Delete.
12909 (mips_offset_within_object_p): Delete.
12910 (mips_symbolic_constant_p): Use offset_within_section_p and
12911 split_const instead of mips_offset_within_object_p and
12913 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12914 (mips_legitimize_const_move, print_operand_reloc)
12915 (mips_dangerous_for_la25_p): Use split_const instead of
12918 2007-02-28 Eric Christopher <echristo@apple.com>
12920 * Makefile.in (install-include-dir): Don't rm -rf include.
12922 2007-02-28 Richard Guenther <rguenther@suse.de>
12924 PR middle-end/30364
12925 * fold-const.c (fold_binary): Do not associate expressions
12926 with more than one variable for integer types that do not wrap.
12928 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12930 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12931 Delete, and replace with...
12932 (fold_builtin_call_array): This. Update callers to use it.
12933 * fold-const.c (fold_build_call_list): Delete, and replace with...
12934 (fold_build_call_array): This.
12935 (fold_build_call_list_initializer): Delete, and replace with...
12936 (fold_build_call_array_initializer): This.
12937 * tree.h: Update declarations to reflect above changes.
12939 * c-typeck.c (build_function_call): Store converted arguments
12940 in a stack-allocated array instead of building a list.
12941 (convert_arguments): Store arguments in the array passed in as an
12942 argument, and return the actual number of arguments.
12943 * c-format.c: (check_function_format): Pass arguments in an
12944 array instead of a list.
12945 * c-common.c (check_function_nonnull): Likewise.
12946 (check_function_sentinel): Likewise.
12947 (check_function_arguments): Likewise.
12948 * c-common.h: Update declarations to reflect above changes.
12950 2007-02-28 Jan Hubicka <jh@suse.cz>
12952 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12953 PRED_NEGATIVE_RETURN): Update outcomes.
12955 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12957 * calls.c (emit_library_call_value_1): Handle partial registers
12958 correctly when building up CALL_INSN_FUNCTION_USAGE.
12960 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12962 * pa/predicates.md (move_src_operand): Allow zero for mode.
12963 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12966 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12969 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12970 *movv2df_internal): Enable pattern only for valid operand
12972 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12973 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12975 2007-02-27 Mike Stump <mrs@apple.com>
12977 * config/darwin-crt3.c: Avoid compilation when compiling for a
12980 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12982 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12984 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12985 for fixed headers and limits.h.
12986 (install-include-dir, install-headers-tar, install-headers-cpio,
12987 install-headers-cp, real-install-headers-tar,
12988 real-install-headers-cpio, real-install-headers-cp): Handle
12989 include-fixed as well as include.
12990 (install-mkheaders): Don't install files that go only in include
12992 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12993 from GCC_INCLUDE_DIR.
12994 * gcc.c (process_command): Remove special -BstageN/ handling.
12995 (do_spec_1): Add include-fixed directories.
12997 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12999 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13001 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13003 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13006 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13008 * c-common.c (get_priority): Add check for
13009 SUPPORTS_INIT_PRIORITY.
13011 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13013 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13015 * config/bfin/bfin.c: Include "cfglayout.h".
13016 (MAX_LSETUP_DISTANCE): New macro.
13017 (struct loop_info): New members incoming, incoming_src and
13018 incoming_dest. Delete member predecessor.
13019 (length_for_loop): New function.
13020 (bfin_optimize_loop): Handle more different loop structures.
13021 (bfin_discover_loop): Rework detection of predecessor blocks by
13022 examining incoming edges.
13023 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13025 (bfin_reorder_loops): New function.
13026 (bfin_reorg_loops): Use these three new functions.
13028 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13029 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13030 (CONSTRAINT_LEN): Add entry for 'q'.
13031 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13032 Add 'q' constraints.
13033 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13034 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13036 * config/bfin/bfin.md (add_with_carry): New pattern.
13037 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13038 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13039 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13040 support unsigned multiplies too. Removed incorrect commutativity from
13041 operand 1 constraint where appropriate.
13042 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13044 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13045 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13047 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13048 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13049 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13050 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13051 usmulhisi_hh_huh): New patterns.
13053 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13054 lshifthi3): Fix output template to use half reg for operand 2.
13056 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13059 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13061 2007-02-27 Andreas Schwab <schwab@suse.de>
13063 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13065 2007-02-27 Jan Hubicka <jh@suse.cz>
13067 * predict.c (last_basic_block_p): Remove.
13068 (tree_estimate_probability): Update return heuristic for commonized
13071 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13073 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13075 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13077 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13078 * doc/cpp.texi: Standardize title page.
13079 * doc/cppinternals.texi: Likewise.
13080 * doc/gcc.texi: Standardize title page, remove version number
13081 from copyright page.
13082 * doc/gccint.texi: Likewise.
13083 * doc/install.texi: Standardize title page, add table of
13086 2007-02-26 Jan Hubicka <jh@suse.cz>
13088 * predict.def: Set outcomes according to more recent results.
13089 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13090 Remove dead predictors.
13091 * predict.c (return_prediction): Fix pasto.
13093 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13095 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13096 change; avoid a memory leak when returning early.
13098 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13100 * c-decl.c (static_ctors): Move to c-common.c.
13101 (static_dtors): Likewise.
13102 (finish_function): Use c_record_cdtor_fn.
13103 (build_cdtor): Move to c-common.c.
13104 (c_write_global_declarations): Use c_build_cdtor_fns.
13105 * c-common.h (static_ctors): Declare.
13106 (static_dtors): Likewise.
13107 (c_record_cdtor_fn): Likewise.
13108 (c_build_cdtor_fns): Likewise.
13109 * c-common.c (static_ctors): New variable.
13110 (static_dtors): Likewise.
13111 (c_record_cdtor_fn): New function.
13112 (build_cdtor): Move from c-decl.c
13113 (c_build_cdtor_fns): New function.
13115 * output.h (assemble_addr_to_section): Declare.
13116 (get_cdtor_priority_section): Likewise.
13117 * varasm.c (assemble_addr_to_section): New function.
13118 (get_cdtor_priority_section): Likewise.
13119 (default_named_section_asm_out_destructor): Use them.
13120 (destor_dtor_section_asm_out_destructor): Likewise.
13121 (default_named_section_asm_out_constructor): Likewise.
13122 (default_ctor_section_asm_out_constructor): Likewise.
13123 * config.gcc (*-*-vxworks*): Include vxworks.o.
13124 * config/t-vxworks (vxworks.o): New target.
13125 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13126 (TARGET_ASM_CONSTRUCTOR): Define.
13127 (TARGET_ASM_DESTRUCTOR): Likewise.
13128 (vxworks_asm_out_constructor): Declare.
13129 (vxworks_asm_out_destructor): Likewise.
13131 * c-common.c (get_priority): Check that we have not just an
13132 INTEGER_CST, but an integer constant with integeral type.
13134 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13136 PR tree-optimization/30938
13137 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13138 use &dt[nargs-1] instead of &dt[nargs] in the call to
13139 vect_is_simple_use().
13141 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13143 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13144 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13145 Do not attempt to handle MEM inside auto-inc expressions.
13146 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13147 of a register modified by an auto-inc expression. However, do handle
13148 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13149 (elimination_effects): Prohibit elimination of a register modified
13150 by an auto-inc expression. Disable register elimination rules whose
13151 target register is modified by an auto-inc expression with variable
13154 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13156 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13158 (array_at_struct_end_p): New function.
13159 (idx_infer_loop_bounds): Use it.
13160 (estimate_numbers_of_iterations_loop): Export.
13161 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13162 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13163 (tree_estimate_probability): Call record_loop_exits.
13164 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13165 (estimated_loop_iterations, estimated_loop_iterations_int,
13166 estimated_loop_iterations_tree): New functions.
13167 (analyze_siv_subscript_cst_affine,
13168 compute_overlap_steps_for_affine_1_2,
13169 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13170 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13171 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13172 (PRED_LOOP_ITERATIONS_GUESSED): New.
13173 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13174 * cfgloop.h (estimate_numbers_of_iterations_loop,
13175 estimated_loop_iterations_int): Declare.
13177 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13179 * doc/extend.texi: Document optional priority argument to
13180 constructors and destructors.
13181 * tree.c (init_priority_for_decl): Adjust GTY markers.
13182 (init_ttree): Use priority-info hash functions for
13183 init_priority_for_decl.
13184 (tree_map_eq): Rename to ...
13185 (tree_map_base_eq): ... this.
13186 (tree_map_marked_p): Rename to ...
13187 (tree_map_base_marked_p): ... this.
13188 (tree_map_base_hash): New function.
13189 (decl_init_priority_lookup): Rework.
13190 (decl_fini_priority_lookup): New function.
13191 (decl_priority_info): New function.
13192 (decl_init_priority_insert): Use it.
13193 (decl_fini_priority_insert): Likewise.
13194 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13196 (decl_restrict_base_insert): Likewise.
13197 (decl_debug_expr_insert): Likewise.
13198 (decl_value_expr_lookup): Likewise.
13199 (decl_value_expr_insert): Likewise.
13200 * tree.h (priority_type): New type.
13201 (decl_init_priority_lookup): Use priority_type.
13202 (decl_fini_priority_lookup): New function.
13203 (decl_init_priority_insert): Use priority_type.
13204 (decl_fini_priority_insert): New function.
13205 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13206 (DECL_INIT_PRIORITY): Likewise.
13207 (SET_DECL_INIT_PRIORITY): Add comment.
13208 (DECL_FINI_PRIORITY): New macro.
13209 (SET_DECL_FINI_PRIORITY): Likewise.
13210 (DEFAULT_INIT_PRIORITY): Document.
13211 (MAX_INIT_PRIORITY): Likewise.
13212 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13213 (tree_map_base): New type.
13214 (tree_map_base_eq): New function.
13215 (tree_map_base_hash): Likewise.
13216 (tree_map_base_marked_p): Likewise.
13217 (tree_map): Inherit from tree_map_base.
13218 (tree_map_eq): Make it a macro.
13219 (tree_map_marked_p): Likewise.
13220 (tree_int_map): Inherit from tree_map_base.
13221 (tree_int_map_eq): Make it a macro.
13222 (tree_int_map_hash): Likewise.
13223 (tree_int_map_marked_p): Likewise.
13224 (tree_priority_map): New type.
13225 (tree_priority_map_eq): New macro.
13226 (tree_priority_map_hash): Likewise.
13227 (tree_priority_map_marked_p): Likewise.
13228 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13230 (emutls_common_1): Likewise.
13231 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13232 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13233 of tree_map hierarchy.
13234 * tree-cfg.c (move_stmt_r): Likewise.
13235 (new_label_mapper): Likewise.
13236 * c-tree.h (c_expand_body): Move to ...
13237 * c-common.h (c_expand_body): ... here.
13238 * c-decl.c (c_expand_body): Move to ...
13239 * c-common.c (c_expand_body): ... here.
13240 (c_common_attribute_table): Allow 1 argument for the constructor
13241 and destructor attributes.
13242 (get_priority): New function.
13243 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13244 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13246 2007-02-24 Jan Hubicka <jh@suse.cz>
13248 PR middle-end/30509
13249 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13250 copying for inlining.
13252 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13253 Jan Hubicka <jh@suse.cz>
13256 * i386.c (counter_mode): New function.
13257 (expand_set_or_movmem_via_loop): Use it.
13258 (expand_movmem_epilogue): Likewise; fix pasto.
13259 (ix86_expand_movmem): Do emit guard even for constant counts.
13260 (ix86_expand_setmem): Likewise.
13262 2007-02-25 Nick Clifton <nickc@redhat.com>
13264 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13265 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13267 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13270 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13271 count argument with 0x10, not with 0x16.
13272 (expand_setmem_epilogue): Ditto.
13274 2007-02-24 Mike Stump <mrs@apple.com>
13276 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13279 2007-02-24 Richard Guenther <rguenther@suse.de>
13281 PR middle-end/30951
13282 * fold-const.c (fold_binary): Fold x +- CST op x for
13283 EQ_EXPR and NE_EXPR.
13285 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13287 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13289 2007-02-24 Jan Hubicka <jh@suse.cz>
13291 * cgraphunit.c (decide_is_function_needed): Honor
13292 -fkeep-inline-functions.
13294 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13296 * builtins.c (fold_builtin_modf): New.
13297 (fold_builtin_2): Use it.
13299 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13301 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13302 (determine_max_iter): Take additional LOOP arg; all callers changed.
13303 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13304 one using simplifications.
13305 (simplify_using_initial_values): Return if the expression becomes
13306 invalid due to altered regs.
13308 2007-02-23 DJ Delorie <dj@redhat.com>
13310 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13312 2007-02-23 Mike Stump <mrs@apple.com>
13314 * tlink.c (scan_linker_output): Parse linker messages from
13315 darwin9's linker better.
13317 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13320 * varpool.c (varpool_assemble_pending_decls): Set
13321 varpool_last_needed_node to null.
13323 2007-02-23 DJ Delorie <dj@redhat.com>
13325 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13326 alignment bigger than the object file can handle.
13328 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13331 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13332 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13333 (*movsf_1): Penalize MMX moves.
13335 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13337 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13338 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13340 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13342 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13344 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13345 (fold_builtin_1): Use them.
13346 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13347 BUILT_IN_SIGNIFICAND.
13349 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13351 * config/i386/i386.c (bdesc_1arg): Initialize
13352 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13353 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13354 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13355 and IX86_BUILTIN_MOVSLDUP.
13357 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13359 PR rtl-optimization/30841
13360 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13362 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13364 * builtins.c (fold_builtin_frexp): New.
13365 (fold_builtin_2): Use it.
13367 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13369 * doc/invoke.texi (Spec Files): Document getenv spec function.
13371 * gcc.c (getenv_spec_function): New function.
13372 (static_spec_functions): Add it.
13373 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13374 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13377 2007-02-22 Michael Matz <matz@suse.de
13380 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13381 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13383 2007-02-22 Ian Lance Taylor <iant@google.com>
13386 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13387 (mem_loc_descriptor): Call it.
13389 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13390 Ira Rosen <irar@il.ibm.com>
13392 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13394 2007-02-22 Ira Rosen <irar@il.ibm.com>
13396 PR tree-optimization/30843
13397 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13398 stores only after all the group is vectorized.
13400 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13402 PR tree-optimization/30858
13403 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13404 in the reduction cycle have a single use in the loop.
13405 * tree-vectorizer.h (relevant): Add documentation.
13407 2007-02-20 Mike Stump <mrs@apple.com>
13409 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13410 * configure: Regenerate.
13412 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13414 Change the defaults of some parameters and options.
13415 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13416 * config/spu/spu.c (spu_optimization_options): Add.
13417 (spu_override_options): Change params in spu_optimization_options.
13418 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13420 Register 127 is only 16 byte aligned when used as a frame pointer.
13421 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13422 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13423 HARD_FRAME_POINTER_REGNUM.
13424 (spu_legitimate_address): Use regno_aligned_for_reload.
13425 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13426 aligned when frame_pointer_needed is true.
13427 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13429 * config/spu/spu.h (INIT_EXPANDERS): Define.
13431 Make sure shift and rotate instructions have valid immediate operands.
13432 * config/spu/predicates.md (spu_shift_operand): Remove.
13433 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13434 * config/spu/constraints.md (W, O): Extend range.
13435 * config/spu/spu.md (umask, nmask): Define.
13436 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13437 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13438 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13439 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13440 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13441 (lshr<mode>3_reg): Fix rtl description.
13443 Make sure mulhisi immediate operands are valid.
13444 * config/spu/predicates.md (imm_K_operand): Add.
13445 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13447 Generate constants using fsmbi and andi.
13448 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13449 (print_operand, spu_split_immediate, classify_immediate,
13450 fsmbi_const_p): Handle IC_FSMBI2.
13452 Correctly handle a CONST_VECTOR containing symbols.
13453 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13454 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13455 (immediate_load_p): Allow symbols that use 2 instructions to create.
13456 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13457 with symbols when flag_pic is set.
13458 (const_vector_immediate_p): New.
13459 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13460 accept a CONST_VECTOR with symbols.
13461 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13462 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13464 * config/spu/spu.md (high, low): Delete.
13465 (low_<mode>): Define.
13467 Remove INTRmode and INTR_REGNUM, which didn't work.
13468 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13470 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13471 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13472 peephole2 pattern): Don't use INTR or 131.
13473 (movintrcc): Delete.
13474 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13475 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13476 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13477 (UNSPEC_SET_INTR): Add.
13478 * config/spu/spu-modes.def (INTR): Remove.
13480 More accurate warnings about run-time relocations.
13481 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13483 Correctly warn about immediate arguments to specific intrinsics.
13484 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13485 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13486 the instruction predicate.
13488 Fix tree check errors with latest update.
13489 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13491 (spu_expand_builtin): Use CALL_EXPR_FN.
13493 Add missing specific intrinsics.
13494 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13496 * config/spu/spu_internals.h: Ditto.
13498 Fix incorrect operand modifiers.
13499 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13500 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13502 Optimize one case of zero_extend of a vec_select.
13503 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13505 Accept any immediate for hbr.
13506 * config/spu/spu.md (hbr): Change s constraints to i.
13508 2007-02-21 Paul Brook <paul@codesourcery.com>
13510 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13511 condexec_count when skipping USE and CLOBBER.
13513 2007-02-21 Nick Clifton <nickc@redhat.com>
13515 * common.opt (Warray-bounds): Add Warning attribute.
13516 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13518 (fsized-zeroes): Add Optimization attribute.
13519 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13520 * c.opt (Wc++0x-compat): Add Warning attribute.
13522 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13524 PR middle-end/30761
13525 * reload1.c (eliminate_regs_in_insn): In the single_set special
13526 case, attempt to re-recognize the insn before falling back to
13527 having reload fix it up.
13529 2007-02-20 Eric Christopher <echristo@gmail.com>
13531 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13532 Rewrite accordingly.
13533 (frv_read_iacc_argument): Ditto.
13534 (frv_expand_set_builtin): Take a call instead of arglist, update for
13536 (frv_expand_unop_builtin): Ditto.
13537 (frv_expand_binop_builtin): Ditto.
13538 (frv_expand_cut_builtin): Ditto.
13539 (frv_expand_binopimm_builtin): Ditto.
13540 (frv_expand_voidbinop_builtin): Ditto.
13541 (frv_expand_int_void2arg): Ditto.
13542 (frv_expand_prefetches): Ditto.
13543 (frv_expand_voidtriop_builtin): Ditto.
13544 (frv_expand_voidaccop_builtin): Ditto.
13545 (frv_expand_load_builtin): Ditto.
13546 (frv_expand_store_builtin): Ditto.
13547 (frv_expand_mdpackh_builtin): Ditto.
13548 (frv_expand_mclracc_builtin): Ditto.
13549 (frv_expand_mrdacc_builtin): Ditto.
13550 (frv_expand_mwtacc_builtin): Ditto.
13551 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13554 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13556 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13557 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13559 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13560 point instructions.
13561 * configure: Regenerate.
13562 * config.in: Regenerate.
13563 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13564 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13565 masks to power6 and power6x and to POWERPC_MASKS.
13566 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13568 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13569 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13570 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13571 Access PROTOTYPE as variable, not mask.
13573 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13575 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13576 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13577 * combine.c (adjust_for_new_dest): Use it.
13578 * postreload.c (reload_combine): Likewise.
13580 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13582 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13583 notes on an insn with multiple sets, even if single_set returns
13584 non-NULL for that insn.
13586 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13588 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13589 scalbn and scalbln.
13591 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13593 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13594 if user didn't pass it.
13595 * config/i386/darwin.h (CC1_SPEC): Likewise.
13596 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13597 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13598 -mmacosx-version-min.
13600 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13601 Uros Bizjak <ubizjak@gmail.com>
13603 * optabs.h (enum optab_index): Add new OTI_scalb.
13604 (scalb_optab): Define corresponding macro.
13605 * optabs.c (init_optabs): Initialize scalb_optab.
13606 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13608 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13609 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13610 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13611 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13612 flag_unsafe_math_optimizations is set.
13614 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13615 to implement scalbf, scalb and scalbl built-ins as inline x87
13618 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13619 DJ Delorie <dj@redhat.com>
13622 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13623 (diagnostic_report_diagnostic): ... here, and turn them into real
13624 errors. If warnings are inhibited, no need to do anything.
13626 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13628 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13629 better code generation.
13631 2007-02-20 Ben Elliston <bje@au.ibm.com>
13633 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13635 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13637 * config/alpha/alpha.c, config/alpha/alpha.md,
13638 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13639 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13640 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13641 config/arm/lib1funcs.asm: Follow spelling conventions.
13643 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13644 config/fr30/fr30.md, config/i386/i386.h,
13645 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13646 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13647 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13648 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13649 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13650 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13651 config/sparc/sparc.c, config/sparc/sparc.h,
13652 config/sparc/sparc.md, config/spu/constraints.md,
13653 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13656 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13659 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13662 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13664 * doc/invoke.texi (-ftree-lrs): Remove.
13666 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13668 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13671 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13673 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13674 new CALL_EXPR_FN macro for retrieving the function
13675 declaration of the input expression.
13677 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13679 * c.opt (Waddress): New.
13680 * common.opt (Walways-true): Delete.
13681 (Wstring-literal-comparison): Delete.
13682 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13683 -Wstring-literal-comparison. Add -Waddress.
13685 (Walways-true): Delete.
13686 (Wstring-literal-comparison): Delete.
13687 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13688 consistently instead of -Walways-true in example.
13689 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13690 * c-typeck.c (parser_build_binary_op): Replace
13691 -Wstring-literal-comparison and -Walways-true with -Waddress.
13692 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13695 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13697 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13698 without DECL_STRUCT_FUNCTION initialized.
13700 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13702 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13703 due to calls to functions taking pointers as parameters.
13705 2007-02-19 Richard Henderson <rth@redhat.com>
13708 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13711 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13713 * config/s390/s390.c (s390_call_saved_register_used,
13714 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13715 accessed to the new scheme.
13717 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13719 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13720 (cris_print_index, cris_print_operand, cris_print_operand_address)
13721 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13722 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13723 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13724 GET_CODE () == xxx.
13725 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13726 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13727 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13728 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13729 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13730 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13731 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13732 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13733 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13734 (uminsi3, call, call_value): Ditto.
13735 (define_split: indir_to_reg_split, unnamed): Ditto.
13737 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13739 PR tree-optimization/30975
13740 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13743 2007-02-18 Eric Christopher <echristo@gmail.com>
13745 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13746 Remove use of arglist.
13747 (mips_expand_builtin): Remove use of arglist, pass in expr.
13748 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13749 (mips_expand_builtin_movtf): Ditto.
13750 (mips_expand_builtin_compare): Ditto.
13752 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13754 * tree-sra.c (sra_build_assignment): Replace assertion
13755 checking with a comment explaining why it can't be done.
13757 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13759 PR middle-end/30833
13760 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13761 during CALL_EXPR representation conversion.
13762 * tree-ssa-propagate.c (set_rhs): Likewise.
13764 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13766 * tree-sra.c (sra_build_assignment): Disable assertion checking
13769 2007-02-18 Roger Sayle <roger@eyesopen.com>
13771 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13772 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13773 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13775 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13776 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13777 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13778 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13779 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13780 force_gimple_operand): Likewise.
13781 * ipa-cp.c (constant_val_insert): Likewise.
13782 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13783 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13784 perfect_nestify): Likewise.
13785 * langhooks.c (lhd_omp_assignment): Likewise.
13786 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13787 lower_copyprivate_clauses, lower_send_clauses,
13788 lower_send_shared_vars, expand_parallel_call,
13789 expand_omp_for_generic, expand_omp_for_static_nochunk,
13790 expand_omp_for_static_chunk, expand_omp_sections,
13791 lower_omp_single_copy, lower_omp_for_lastprivate,
13792 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13793 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13794 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13797 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13799 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13800 config/sh/sh.md: Follow spelling conventions.
13802 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13803 config/frv/predicates.md: Follow spelling conventions.
13805 * config/m68k/linux-unwind.h: Fix a comment typo.
13806 * target.h: Follow spelling conventions.
13808 2007-02-18 Roger Sayle <roger@eyesopen.com>
13810 PR rtl-optimization/28173
13811 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13812 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13813 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13814 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13815 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13817 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13819 * builtins.c (fold_builtin_load_exponent): New.
13820 (fold_builtin_2): Use it.
13822 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13824 PR rtl-optimization/30773
13825 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13826 if we fail to attach a REG_EQUIV note.
13828 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13829 Roger Sayle <roger@eyesopen.com>
13831 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13833 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13835 * calls.c (initialize_argument_information): Pass original EXP
13836 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13837 code to split complex arguments here, as part of initializing the
13839 (expand_call): Remove code that builds a list of arguments and
13840 inserts implicit arguments into it. Instead, just count how many
13841 implicit arguments there will be so we can determine the size of
13842 the ARGS array, and let initialize_argument_information do the work.
13843 (split_complex_values): Delete unused function.
13845 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13847 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13849 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13851 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13852 for arg pointer based indexed addressing.
13854 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13856 * config/ia64/ia64.h, config/ia64/ia64.md,
13857 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13858 spelling conventions.
13860 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13862 * config/m68k/m68k.c (split_di): New.
13863 * config/m68k/m68k-protos.h: Declare split_di.
13864 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13865 Improve predicate handling and split constant shifts.
13867 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13869 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13870 parameter for register bitfield operations, general predicates
13873 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13875 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13876 * config/m68k/linux-unwind.h: New file.
13878 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13880 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13881 config/i386/athlon.md, config/ia64/ia64.md,
13882 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13883 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13884 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13885 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13886 tree-vect-transform.c: Fix comment typos.
13888 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13890 * sched-deps.c (find_insn_list): Remove.
13891 * sched-int.h: Remove the prototype for find_insn_list.
13893 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13895 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13897 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13898 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13899 darwin_rs6000_override_options.
13900 (C_COMMON_OVERRIDE_OPTIONS): Expect
13901 darwin_macosx_version_min to be non-NULL always.
13902 (TARGET_C99_FUNCTIONS): Likewise.
13903 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13904 (DARWIN_MINVERSION_SPEC): New.
13905 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13906 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13908 (DARWIN_MINVERSION_SPEC): New.
13909 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13911 * config/darwin-c.c (darwin_cpp_builtins): Expect
13912 darwin_macosx_version_min to be non-NULL always.
13914 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13916 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13918 * config/i386/i386.h (x86_use_xchgb): New.
13919 (TARGET_USE_XCHGB): New macro.
13920 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13921 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13922 Split after reload into bswaphi for shifts of 8.
13923 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13924 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13925 or when optimizing for size.
13927 2007-02-16 Richard Guenther <rguenther@suse.de>
13928 Christian Bruel <christian.bruel@st.com>
13930 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13931 DECLs but prefer SSA_NAMEs over DECLs.
13933 2007-02-16 Richard Guenther <rguenther@suse.de>
13935 * tree-flow-inline.h (single_imm_use_p): Remove.
13936 (zero_imm_uses_p): Likewise.
13937 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13938 instead of single_imm_use_p.
13939 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13942 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13945 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13946 nested double- and backquotes.
13948 2007-02-15 Roger Sayle <roger@eyesopen.com>
13950 PR middle-end/30391
13951 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13952 should be unreachable.
13953 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13954 For the time being redirect GIMPLE_MODIFY_STMT to the new
13955 (renamed) build_gimple_modify_stmt_stat.
13956 (build2_gimple_stat): Rename to...
13957 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13958 Always build a GIMPLE_MODIFY_STMT node.
13959 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13960 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13963 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13964 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13965 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13966 expand_complex_div_wide): Likewise.
13967 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13968 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13969 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13970 * tree-ssa-loop-manip.c (create_iv): Likewise.
13971 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13972 abs_replacement): Likewise.
13973 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13974 realify_fake_stores): Likewise.
13976 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13977 node rather than a GIMPLE_MODIFY_STMT node.
13978 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13979 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13981 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13982 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13983 GIMPLE_MODIFY_STMT.
13985 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13987 PR middle-end/30433
13988 * fold-const.c (fold_comparison): Add back the
13989 folding of constant complex comparisions.
13991 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13993 PR middle-end/30729
13994 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13995 effects unknown to this function, return early.
13997 2007-02-15 Ian Lance Taylor <iant@google.com>
13999 * lower-subreg.c (move_eh_region_note): New static function.
14000 (resolve_simple_move): Call it.
14001 (decompose_multiword_subregs): Track blocks for which we resolve a
14002 simple move which is also a control flow insn. Pass them to
14003 find_many_sub_basic_blocks.
14004 (pass_lower_subreg): Add TODO_verify_flow.
14005 (pass_lower_subreg2): Likewise.
14007 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14008 Brooks Moses <brooks.moses@codesourcery.com>
14009 Lee Millward <lee.millward@codesourcery.com>
14011 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14012 (VL_EXP_CLASS_P): New.
14013 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14015 (TREE_OPERAND_CHECK_CODE): Likewise.
14016 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14017 (TREE_RTL_OPERAND_CHECK): Likewise.
14018 (tree_operand_check_failed): Make second parameter the whole tree
14019 instead of its code. Fixed callers.
14020 (VL_EXP_CHECK): New.
14021 (TREE_OPERAND_LENGTH): New.
14022 (VL_EXP_OPERAND_LENGTH): New.
14023 (CALL_EXPR_FN): New.
14024 (CALL_EXPR_STATIC_CHAIN): New.
14025 (CALL_EXPR_ARGS): New.
14026 (CALL_EXPR_ARG): New.
14027 (call_expr_nargs): New.
14028 (CALL_EXPR_ARGP): New.
14029 (build_nt_call_list): Declare.
14030 (build_vl_exp_stat): Declare.
14031 (build_vl_exp): New.
14032 (build_call_list): Declare.
14033 (build_call_nary): Declare.
14034 (build_call_valist): Declare.
14035 (build_call_array): Declare.
14036 (call_expr_arg): Declare.
14037 (call_expr_argp): Declare.
14038 (call_expr_arglist): Declare.
14039 (fold_build_call_list): Declare.
14040 (fold_build_call_list_initializer): Declare.
14041 (fold_call_expr): Declare to replace fold_builtin.
14042 (fold_builtin_fputs): Update to agree with modified definition.
14043 (fold_builtin_strcpy): Likewise.
14044 (fold_builtin_strncpy): Likewise.
14045 (fold_builtin_memory_chk): Likewise.
14046 (fold_builtin_stxcpy_chk): Likewise.
14047 (fold_builtin_strncpy_chk): Likewise.
14048 (fold_builtin_next_arg): Likewise.
14049 (fold_build_call_expr): Declare.
14050 (fold_builtin_call_list): Declare.
14051 (fold_builtin_call_valist): Declare.
14052 (build_call_expr): Declare.
14053 (validate_arglist): Update to agree with modified definition.
14054 (tree_operand_length): New.
14055 (call_expr_arg_iterator): New.
14056 (init_call_expr_arg_iterator): New.
14057 (next_call_expr_arg): New.
14058 (first_call_expr_arg): New.
14059 (more_call_expr_args_p): New.
14060 (FOR_EACH_CALL_EXPR_ARG): New.
14062 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14063 and tcc_gimple_stmt.
14064 (tree_code_size): Update documentation. Use sizeof (tree) rather
14065 than sizeof (char *).
14066 (tree_size): Likewise. Add case for tcc_vl_exp.
14067 (tree_node_structure): Add case for tcc_vl_exp.
14068 (contains_placeholder_p): Likewise.
14069 (substitute_in_expr): Likewise.
14070 (substitute_placeholder_in_expr): Likewise.
14071 (stabilize_reference_1): Likewise.
14072 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14073 to diagnose breakage of this interface for constructing CALL_EXPRs.
14074 (build_nt): Add similar assertion here.
14075 (build_nt_call_list): New.
14076 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14077 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14079 (get_callee_fndecl): Use new CALL_EXPR accessors.
14080 (tree_operand_check_failed): Change parameters to pass entire node
14081 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14082 (process_call_operands): New.
14083 (build_vl_exp_stat): New.
14084 (build_call_list): New.
14085 (build_call_nary): New.
14086 (build_call_valist): New.
14087 (build_call_array): New.
14088 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14089 (call_expr_arglist): New.
14091 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14092 tcc_vl_exp instead of a fixed-size tcc_expression.
14094 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14095 accessors for CALL_EXPRs.
14096 (AGGR_INIT_EXPR): Likewise.
14098 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14099 Brooks Moses <brooks.moses@codesourcery.com>
14100 Lee Millward <lee.millward@codesourcery.com>
14102 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14103 (expand_builtin_nonlocal_goto): Change parameter to be entire
14104 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14105 (expand_builtin_prefetch): Likewise.
14106 (expand_builtin_classify_type): Likewise.
14107 (mathfn_built_in): Return NULL_TREE instead of 0.
14108 (expand_errno_check): Use new CALL_EXPR accessors.
14109 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14110 Return NULL_RTX instead of 0.
14111 (expand_builtin_mathfn_2): Likewise.
14112 (expand_builtin_mathfn_3): Likewise.
14113 (expand_builtin_interclass_mathfn): Likewise.
14114 (expand_builtin_sincos): Likewise.
14115 (expand_builtin_cexpi): Likewise.
14116 (expand_builtin_int_roundingfn): Likewise.
14117 (expand_builtin_int_roundingfn_2): Likewise.
14118 (expand_builtin_pow): Likewise.
14119 (expand_builtin_powi): Likewise.
14120 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14121 of arglist, fixing callers appropriately. Use new CALL_EXPR
14122 accessors and constructors. Return NULL_RTX instead of 0.
14123 (expand_builtin_strstr): Likewise.
14124 (expand_builtin_strchr): Likewise.
14125 (expand_builtin_strrchr): Likewise.
14126 (expand_builtin_strpbrk): Likewise.
14127 (expand_builtin_memcpy): Likewise.
14128 (expand_builtin_mempcpy): Likewise.
14129 (expand_builtin_mempcpy_args): New.
14130 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14131 (expand_builtin_memmove_args): New.
14132 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14133 (expand_movstr): Likewise.
14134 (expand_builtin_strcpy): Likewise.
14135 (expand_builtin_strcpy_args): New.
14136 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14137 (expand_builtin_strncpy): Likewise.
14138 (expand_builtin_memset): Likewise.
14139 (expand_builtin_memset_args): New.
14140 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14141 (expand_builtin_memcmp): Likewise.
14142 (expand_builtin_strcmp): Likewise.
14143 (expand_builtin_strncmp): Likewise.
14144 (expand_builtin_strcat): Likewise.
14145 (expand_builtin_strncat): Likewise.
14146 (expand_builtin_strspn): Likewise.
14147 (expand_builtin_strcspn): Likewise.
14148 (expand_builtin_args_info): Likewise.
14149 (expand_builtin_va_start): Likewise.
14150 (gimplify_va_arg_expr): Likewise.
14151 (expand_builtin_va_end): Likewise.
14152 (expand_builtin_va_copy): Likewise.
14153 (expand_builtin_frame_address): Likewise.
14154 (expand_builtin_alloca): Likewise.
14155 (expand_builtin_bswap): Likewise.
14156 (expand_builtin_unop): Likewise.
14157 (expand_builtin_fputs): Likewise.
14158 (expand_builtin_expect): Likewise.
14159 (expand_builtin_fabs): Likewise.
14160 (expand_builtin_copysign): Likewise.
14161 (expand_builtin_printf): Likewise.
14162 (expand_builtin_fprintf): Likewise.
14163 (expand_builtin_sprintf): Likewise.
14164 (expand_builtin_init_trampoline): Likewise.
14165 (expand_builtin_signbit): Likewise.
14166 (expand_builtin_fork_or_exec): Likewise.
14167 (expand_builtin_sync_operation): Likewise.
14168 (expand_builtin_compare_and_swap): Likewise.
14169 (expand_builtin_lock_test_and_set): Likewise.
14170 (expand_builtin_lock_release): Likewise.
14171 (expand_builtin): Likewise.
14172 (builtin_mathfn_code): Likewise.
14174 (fold_builtin_constant_p): Pass call arguments individually instead
14175 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14176 accessors and constructors. Return NULL_TREE instead of 0.
14177 (fold_builtin_expect): Likewise.
14178 (fold_builtin_classify_type): Likewise.
14179 (fold_builtin_strlen): Likewise.
14180 (fold_builtin_nan): Likewise.
14181 (integer_valued_real_p): Likewise.
14182 (fold_trunc_transparent_mathfn): Likewise.
14183 (fold_fixed_mathfn): Likewise.
14184 (fold_builtin_cabs): Likewise.
14185 (fold_builtin_sqrt): Likewise.
14186 (fold_builtin_cbrt): Likewise.
14187 (fold_builtin_cos): Likewise.
14188 (fold_builtin_cosh): Likewise.
14189 (fold_builtin_tan): Likewise.
14190 (fold_builtin_sincos): Likewise.
14191 (fold_builtin_cexp): Likewise.
14192 (fold_builtin_trunc): Likewise.
14193 (fold_builtin_floor): Likewise.
14194 (fold_builtin_ceil): Likewise.
14195 (fold_builtin_round): Likewise.
14196 (fold_builtin_int_roundingfn): Likewise.
14197 (fold_builtin_bitop): Likewise.
14198 (fold_builtin_bswap): Likewise.
14199 (fold_builtin_logarithm): Likewise.
14200 (fold_builtin_hypot): Likewise.
14201 (fold_builtin_pow): Likewise.
14202 (fold_builtin_powi): Likewise.
14203 (fold_builtin_exponent): Likewise.
14204 (fold_builtin_memset): Likewise.
14205 (fold_builtin_bzero): Likewise.
14206 (fold_builtin_memory_op): Likewise.
14207 (fold_builtin_bcopy): Deleted; call site changed to invoke
14208 fold_builtin_memory_op directly.
14209 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14210 (fold_builtin_strncpy): Likewise.
14211 (fold_builtin_memcmp): Likewise.
14212 (fold_builtin_strcmp): Likewise.
14213 (fold_builtin_strncmp): Likewise.
14214 (fold_builtin_signbit): Likewise.
14215 (fold_builtin_copysign): Likewise.
14216 (fold_builtin_isascii): Likewise.
14217 (fold_builtin_toascii): Likewise.
14218 (fold_builtin_isdigit): Likewise.
14219 (fold_builtin_fabs): Likewise.
14220 (fold_builtin_abs): Likewise.
14221 (fold_builtin_fmin_fmax): Likewise.
14222 (fold_builtin_carg): Likewise.
14223 (fold_builtin_classify): Likewise.
14224 (fold_builtin_unordered_cmp): Likewise.
14226 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14227 New functions split out from fold_builtin_1.
14228 (fold_builtin_n): New.
14229 (fold_builtin_varargs): New.
14230 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14232 (fold_call_expr): New.
14233 (build_function_call_expr): Rewrite to use new helper function.
14234 (fold_builtin_call_list): New.
14235 (build_call_expr): New.
14236 (fold_builtin_call_valist): New.
14237 (rewrite_call_expr): New.
14238 (validate_arg): New.
14239 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14240 of an arglist. Change return type to bool. Use new CALL_EXPR
14243 (fold_builtin_strstr): Pass call arguments individually instead
14244 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14245 accessors and constructors. Return NULL_TREE instead of 0.
14246 (fold_builtin_strchr): Likewise.
14247 (fold_builtin_strrchr): Likewise.
14248 (fold_builtin_strpbrk): Likewise.
14249 (fold_builtin_strcat): Likewise.
14250 (fold_builtin_strncat): Likewise.
14251 (fold_builtin_strspn): Likewise.
14252 (fold_builtin_strcspn): Likewise.
14253 (fold_builtin_fputs): Likewise.
14254 (fold_builtin_next_arg): Likewise.
14255 (fold_builtin_sprintf): Likewise.
14257 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14258 NULL_RTX instead of 0.
14259 (expand_builtin_memory_chk): Likewise.
14260 (maybe_emit_chk_warning): Likewise.
14261 (maybe_emit_sprintf_chk_warning): Likewise.
14263 (fold_builtin_object_size): Pass call arguments individually instead
14264 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14265 accessors and constructors. Return NULL_TREE instead of 0.
14266 (fold_builtin_memory_chk): Likewise.
14267 (fold_builtin_stxcpy_chk): Likewise.
14268 (fold_builtin_strncpy_chk): Likewise.
14269 (fold_builtin_strcat_chk): Likewise.
14270 (fold_builtin_strcat_chk): Likewise.
14271 (fold_builtin_strncat_chk): Likewise.
14272 (fold_builtin_sprintf_chk): Likewise.
14273 (fold_builtin_snprintf_chk): Likewise.
14274 (fold_builtin_printf): Likewise.
14275 (fold_builtin_vprintf): Likewise.
14277 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14279 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14280 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14281 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14282 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14283 (fold_unary): Likewise.
14284 (fold_binary): Likewise.
14285 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14286 ternary expressions.
14287 (fold): Add logic for tcc_vl_exp.
14288 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14289 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14290 (fold_build3_stat): Add assertion to flag broken interface for
14291 constructing CALL_EXPRs.
14292 (fold_build_call_list): New.
14293 (fold_build_call_list_initializer): New.
14294 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14296 (fold_strip_sign_ops): Likewise.
14298 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14299 Brooks Moses <brooks.moses@codesourcery.com>
14300 Lee Millward <lee.millward@codesourcery.com>
14302 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14303 accessors and dump arguments explicitly.
14305 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14307 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14309 (print_call_name): Use new CALL_EXPR accessors.
14311 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14312 CALL_EXPR arguments explicitly instead of as a list. Use
14313 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14315 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14316 (vrp_visit_stmt): Likewise.
14318 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14319 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14321 (force_move_till_expr): Likewise.
14323 * targhooks.c (default_external_stack_protect_fail): Use
14324 build_call_expr instead of build_function_call_expr.
14325 (default_hidden_stack_protect_fail): Likewise.
14327 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14330 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14331 and walk arguments explicitly.
14333 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14334 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14335 (expand_simple_operations): Likewise.
14336 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14338 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14339 of TREE_CODE_LENGTH.
14340 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14342 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14343 instead of TREE_CODE_LENGTH.
14345 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14346 (tree_ic_transform): Likewise.
14347 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14348 parameter instead of arglist. Fix callers.
14349 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14350 (tree_stringops_transform): Likewise.
14351 (tree_indirect_call_to_profile): Likewise.
14352 (tree_stringops_values_to_profile): Likewise.
14354 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14355 (eliminate_tail_call): Likewise.
14357 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14359 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14360 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14362 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14364 * omp-low.c (build_omp_barrier): Use build_call_expr.
14365 (lower_rec_input_clauses): Likewise.
14366 (lower_reduction_clauses): Likewise.
14367 (expand_parallel_call): Likewise.
14368 (maybe_catch_exception): Likewise.
14369 (expand_omp_for_generic): Likewise.
14370 (expand_omp_for_static_nochunk): Likewise.
14371 (expand_omp_sections): Likewise.
14372 (lower_omp_single_simple): Likewise.
14373 (lower_omp_single_copy): Likewise.
14374 (lower_omp_master): Likewise.
14375 (lower_omp_ordered): Likewise.
14376 (lower_omp_critical): Likewise.
14378 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14379 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14381 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14382 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14383 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14385 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14386 and generalize to handle any number of operands.
14387 (chrec_contains_undetermined): Likewise.
14388 (tree_contains_chrecs): Likewise.
14389 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14391 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14393 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14394 fold_call_expr instead of fold_builtin.
14395 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14396 match declarations there.
14397 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14400 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14401 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14403 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14404 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14406 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14409 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14410 (execute_cse_sincos): Use new CALL_EXPR accessors.
14412 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14414 * gimple-low.c (lower_function_body): Use build_call_expr.
14415 (lower_builtin_setjmp): Likewise.
14417 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14418 (set_storage_via_libcall): Likewise.
14419 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14420 instead of TREE_CODE_LENGTH.
14421 (expand_expr_real_1): Use new CALL_EXPR accessors.
14423 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14424 generalize to handle any number of operands.
14425 (TB_parent_eq): Likewise.
14427 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14428 (strip_builtin_expect): Likewise.
14430 * function.c (gimplify_parameters): Use build_call_expr.
14432 * tree-vectorizer.c (vect_is_simple_reduction): Use
14433 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14435 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14436 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14438 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14441 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14442 (gimplify_decl_expr): Likewise.
14443 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14444 Use new CALL_EXPR iterators.
14445 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14446 (gimplify_modify_expr_to_memset): Likewise.
14447 (gimplify_variable_sized_compare): Likewise.
14448 (gimplify_omp_atomic_fetch_op): Likewise.
14449 (gimplify_omp_atomic_pipeline): Likewise.
14450 (gimplify_omp_atomic_mutex): Likewise.
14451 (gimplify_function_tree): Likewise.
14453 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14454 (call_expr_flags): Likewise.
14455 (expand_call): Likewise.
14457 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14458 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14461 * coverage.c (create_coverage): Use build_call_expr.
14463 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14464 (temp_call_expr_obstack): New.
14465 (pool_copy_list): Delete.
14466 (temp_copy_call_expr): New.
14467 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14468 CALL_EXPR accessors. Get rid of special goo for copying argument
14469 lists and use temp_copy_call_expr instead.
14470 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14471 CALL_EXPR accessors.
14472 (create_expression_by_pieces): Likewise. Use build_call_array
14473 to construct the result instead of fold_build3.
14474 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14475 dealing with argument lists.
14476 (init_pre): Remove references to expression_node_pool and
14477 list_node_pool. Init temp_call_expr_obstack instead.
14478 (fini_pre): Remove references to expression_node_pool and
14481 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14482 and walk arguments explicitly instead of as a list.
14484 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14485 (mx_register_decls): Likewise.
14486 (mudflap_register_call): Likewise.
14487 (mudflap_finish_file): Likewise.
14489 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14490 (ipa_callsite_compute_param): Likewise.
14492 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14493 accessors and constructor.
14495 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14496 accessors and constructor.
14497 (convert_tramp_reference): Likewise.
14498 (convert_call_expr): Likewise.
14499 (finalize_nesting_tree_1): Likewise.
14501 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14504 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14506 * tree-inline.c (initialize_inlined_parameters): Pass entire
14507 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14509 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14510 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14512 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14513 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14514 (vectorizable_reduction): Likewise.
14515 (vectorizable_call): Use new CALL_EXPR iterators.
14516 (vectorizable_conversion): Use build_call_expr.
14517 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14518 (vect_gen_widened_results_half): Use build_call_expr.
14519 (vect_setup_realignment): Likewise.
14520 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14522 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14523 (pass_through_call): Likewise.
14524 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14527 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14528 (tree_gen_pow2_profiler): Likewise.
14529 (tree_gen_one_value_profiler): Likewise.
14530 (tree_gen_ic_func_profiler): Likewise.
14531 (tree_gen_average_profiler): Likewise.
14532 (tree_gen_ior_profiler): Likewise.
14534 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14535 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14536 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14538 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14539 of TREE_CODE_LENGTH.
14541 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14542 of TREE_CODE_LENGTH.
14544 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14546 (convert_to_integer): Likewise.
14548 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14551 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14552 Brooks Moses <brooks.moses@codesourcery.com>
14553 Lee Millward <lee.millward@codesourcery.com>
14555 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14557 * config/frv/frv.c (frv_expand_builtin): Likewise.
14558 * config/s390/s390.c (s390_expand_builtin): Likewise.
14560 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14561 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14563 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14564 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14565 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14566 (ix86_expand_store_builtin): Likewise.
14567 (ix86_expand_unop_builtin): Likewise.
14568 (ix86_expand_unop1_builtin): Likewise.
14569 (ix86_expand_sse_compare): Likewise.
14570 (ix86_expand_sse_comi): Likewise.
14571 (ix86_expand_vec_init_builtin): Likewise.
14572 (ix86_expand_vec_ext_builtin): Likewise.
14573 (ix86_expand_vec_set_builtin): Likewise.
14574 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14576 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14577 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14579 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14580 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14581 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14583 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14585 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14586 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14587 arglist. Use new CALL_EXPR accessors. Fix callers.
14588 (altivec_expand_abs_builtin): Likewise.
14589 (rs6000_expand_binop_builtin): Likewise.
14590 (altivec_expand_predicate_builtin): Likewise.
14591 (altivec_expand_lv_builtin): Likewise.
14592 (spe_expand_stv_builtin): Likewise.
14593 (altivec_expand_stv_builtin): Likewise.
14594 (rs6000_expand_ternop_builtin): Likewise.
14595 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14596 (altivec_expand_st_builtin): Likewise.
14597 (altivec_expand_dst_builtin): Likewise.
14598 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14599 arglist. Use new CALL_EXPR accessors. Fix callers.
14600 (altivec_expand_vec_set_builtin): Likewise.
14601 (altivec_expand_vec_ext_builtin): Likewise.
14602 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14603 (spe_expand_builtin): Likewise.
14604 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14605 arglist. Use new CALL_EXPR accessors. Fix callers.
14606 (spe_expand_evsel_builtin): Likewise.
14607 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14608 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14610 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14611 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14612 (arm_expand_unop_builtin): Likewise.
14613 (arm_expand_builtin): Use new CALL_EXPR accessors.
14615 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14618 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14619 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14621 (bfin_expand_unop_builtin): Likewise.
14622 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14624 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14625 Brooks Moses <brooks.moses@codesourcery.com>
14626 Lee Millward <lee.millward@codesourcery.com>
14628 * c-semantics.c (build_stmt): Add internal diagnostic check.
14630 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14631 accessors. Print arguments explicitly instead of as a list.
14633 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14635 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14636 (c_finish_omp_flish): Likewise.
14638 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14639 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14640 instead of TREE_CODE_LENGTH.
14641 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14642 (c_warn_unused_result): Likewise.
14644 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14647 * doc/invoke.texi (Warning Options): Remove
14648 -Werror-implicit-function-declaration.
14649 (Wimplicit-function-declaration): Update description.
14650 * opts.c (common_handle_option): Move handling of -Werror=* to...
14651 (enable_warning_as_error): ...here.
14652 * opts.h (enable_warning_as_error): Declare.
14653 * c-decl.c (implicit_decl_warning): Unless
14654 -Wno-implicit-function-declaration is given, emit a pedwarn if
14655 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14656 * c.opt (Wimplicit-function-declaration): Replace
14657 mesg_implicit_function_declaration with
14658 warn_implicit_function_declaration.
14659 * c-opts.c (c_common_handle_option):
14660 -Werror-implicit-function-declaration is exactly equal as
14661 -Werror=implicit-function-declaration.
14662 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14663 warn_implicit_function_declaration.
14664 (c_common_post_options): -Wimplict-function-declaration is enabled
14665 by default by -std=c99, otherwise is disabled by default.
14666 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14668 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14670 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14671 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14672 former is ignored but not the latter.
14674 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14676 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14677 is made and the reference doesn't use the alias set of its type,
14678 do not create the temporary using that type.
14680 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14682 * jump.c: Remove prototypes for delete_computation and
14683 delete_prior_computation.
14685 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14687 * jump.c (get_label_after): Delete.
14688 (get_label_before, delete_computation, delete_jump,
14689 delete_prior_computation, follow_jumps): Move...
14690 * reorg.c (delete_computation, delete_prior_computation): ... here...
14691 (get_label_before, delete_jump): ... making these static ...
14692 (follow_jumps): ... and simplifying this since it only runs after
14694 * rtl.h (get_label_after, get_label_before, delete_jump,
14695 follow_jumps): Delete prototypes.
14697 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14699 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14701 2007-02-15 Nick Clifton <nickc@redhat.com>
14703 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14704 order to prevent it from being munged by the target.
14706 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14708 * config/i386/i386.md: Remove misleading comment.
14710 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14712 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14713 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14716 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14718 * tree-sra.c (instantiate_missing_elements): Canonicalize
14720 (sra_build_assignment): New.
14721 (generate_copy_inout, generate_element_copy,
14722 generate_element_zero, generate_one_element_init): Use it.
14724 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14726 * tree-sra.c (instantiate_missing_elements): Canonicalize
14728 (sra_build_assignment): New.
14729 (generate_copy_inout, generate_element_copy,
14730 generate_element_zero, generate_one_element_init): Use it.
14732 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14734 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14737 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14739 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14740 types as aggregates not scalars.
14741 * function.c (assign_stack_temp_for_type): Likewise.
14743 2007-02-14 Roger Sayle <roger@eyesopen.com>
14744 Zdenek Dvorak <dvorakz@suse.cz>
14746 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14749 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14751 * passes.c (next_pass_1): Clear the next field of the copied
14754 2007-02-14 Richard Henderson <rth@redhat.com>
14756 * tree-sra.c (early_sra): New.
14757 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14758 (tree_sra_early, pass_sra_early): New.
14759 * tree-pass.h (pass_sra_early): Declare.
14760 * passes.c (init_optimization_passes): Use it.
14762 2007-02-14 Richard Guenther <rguenther@suse.de>
14764 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14766 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14768 PR tree-optimization/30771
14769 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14771 (vect_analyze_operations): Induction phis can now be marked as
14773 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14774 Update documentation accordingly.
14776 2007-02-14 Nick Clifton <nickc@redhat.com>
14778 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14779 most 3 arguments are supported.
14780 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14782 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14784 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14785 Ensure dst->current is valid.
14787 2007-02-13 Paul Brook <paul@codesourcery.com>
14789 * config.gcc: Add arm*-*-uclinux-*eabi.
14790 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14791 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14792 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14793 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14794 (LINK_SPEC): Define.
14795 (LIB_SPEC): Define.
14796 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14798 * config/arm/uclinux-eabi.h: New file.
14799 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14800 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14803 2007-02-13 Ian Lance Taylor <iant@google.com>
14805 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14806 * flags.h (warn_strict_overflow): Declare.
14807 (enum warn_strict_overflow_code): Define.
14808 (issue_strict_overflow_warning): New static inline function.
14809 * opts.c (warn_strict_overflow): New variable.
14810 (common_handle_option): Handle OPT_Wstrict_overflow and
14811 OPT_Wstrict_overflow_.
14812 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14814 * fold-const.c: Include intl.h.
14815 (fold_deferring_overflow_warnings): New static variable.
14816 (fold_deferred_overflow_warning): New static variable.
14817 (fold_deferred_overflow_code): New static variable.
14818 (fold_defer_overflow_warnings): New function.
14819 (fold_undefer_overflow_warnings): New function.
14820 (fold_undefer_and_ignore_overflow_warnings): New function.
14821 (fold_deferring_overflow_warnings_p): New function.
14822 (fold_overflow_warning): New static function.
14823 (make_range): Add strict_overflow_p parameter. Change all
14825 (extract_muldiv, extract_muldiv_1): Likewise.
14826 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14827 tree_expr_nonnegative_p.
14828 (fold_negate_expr): Call fold_overflow_warning.
14829 (fold_range_test): Likewise.
14830 (fold_comparison): Likewise.
14831 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14832 instead of tree_expr_nonnegative_p.
14833 (tree_expr_nonnegative_warnv_p): Rename from
14834 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14835 (tree_expr_nonnegative_p): New function.
14836 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14837 strict_overflow_p parameter.
14838 (tree_expr_nonzero_p): New function.
14839 * passes.c (verify_interpass_invariants): New static function.
14840 (execute_one_pass): Call it.
14841 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14843 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14844 (estimate_numbers_of_iterations): Likewise.
14845 (scev_probably_wraps_p): Likewise.
14846 * tree-ssa-ccp.c: Include "toplev.h".
14847 (evaluate_stmt): Defer fold overflow warnings until we know we are
14849 (struct fold_stmt_r_data): Add stmt field.
14850 (fold_stmt_r): Defer fold overflow warnings until we know we
14852 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14853 (fold_stmt_inplace): Likewise.
14854 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14855 (cleanup_control_expr_graph): Defer fold overflow warnings until
14856 we know we are going to optimize.
14857 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14858 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14860 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14861 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14862 * tree-ssa-loop-manip.c (create_iv): Likewise.
14863 * c-typeck.c (build_conditional_expr): Likewise.
14864 (build_binary_op): Likewise.
14865 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14866 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14867 (extract_range_from_unary_expr): Likewise.
14868 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14869 assuming that signed overflow does not occur.
14870 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14871 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14872 (fold_defer_overflow_warnings): Declare.
14873 (fold_undefer_overflow_warnings): Declare.
14874 (fold_undefer_and_ignore_overflow_warnings): Declare.
14875 (fold_deferring_overflow_warnings_p): Declare.
14876 (tree_expr_nonzero_warnv_p): Declare.
14877 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14878 of warning options.
14879 (Warning Options): Document -Wstrict-overflow.
14880 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14881 (tree-ssa-ccp.o): Likewise.
14882 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14883 (fold-const.o): Depend on intl.h.
14885 2007-02-13 Ian Lance Taylor <iant@google.com>
14887 PR middle-end/30751
14888 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14891 2007-02-13 Stuart Hastings <stuart@apple.com>
14893 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14895 2007-02-13 Richard Henderson <rth@redhat.com>
14897 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14898 handled_component_p before looking for the indirect_ref.
14900 2007-02-13 Richard Henderson <rth@redhat.com>
14902 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14903 remove flags clobber.
14904 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14905 (bswaphi_lowpart): New.
14906 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14907 remove TARGET_BSWAP test. Delete expander of the same name.
14909 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14910 (expand_unop): Use them.
14912 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14914 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14915 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14916 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14917 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14918 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14919 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14920 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14921 assembler dialect choice from asm templates.
14923 2007-02-12 Richard Henderson <rth@redhat.com>
14925 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14926 (fixuns_trunc<SSEMODEF>si2): Use it.
14927 * config/i386/sse.md (vec_setv4sf_0): Export.
14928 * config/i386/i386.c (ix86_build_const_vector): Export.
14929 (ix86_split_convert_uns_si_sse): Rename from
14930 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14931 * config/i386/i386-protos.h: Update.
14933 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14936 * c-typeck.c (c_finish_return): Improve warning message.
14938 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14940 * alias.c (find_symbolic_term): Delete unused function.
14942 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14944 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14945 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14946 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14948 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14950 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14951 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14952 the function, temporarily point the debug interface to the null one.
14954 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14956 * dwarf2out.c (round_up_to_align): New static function.
14957 (field_byte_offset): Use it to round the offset.
14959 2007-02-12 Richard Henderson <rth@redhat.com>
14961 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14962 (inswl_const): Export.
14964 2007-02-12 Richard Henderson <rth@redhat.com>
14966 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14967 result mode of the libcall, convert back to outmode.
14969 2007-02-12 Roger Sayle <roger@eyesopen.com>
14971 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14972 (bswapdi2): New define_expand to implement 32-bit implementation.
14974 2007-02-12 Nick Clifton <nickc@redhat.com>
14976 * doc/invoke.texi (Overall Options): Document --help=.
14977 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14978 (cc1_options): Pass --help= on to cc1.
14979 (display_help): Add description of --help=.
14980 (process_command): Add code to handle --help=. Allow translated
14981 --help and --target-help switches to be passed on to compiler
14983 (main): Remove unused if statement.
14984 * opts.c (columns): Remove.
14985 (LEFT_COLUMN): Define.
14986 (wrap_help): Add columns argument.
14987 (print_filtered_help): Change parameters to be an include bitmask,
14988 an exclude bitmask, an any bitmask and the column width. Move the
14989 code to display the params list here. Add code to display the
14990 status of options rather than their descriptions if the quiet flag
14992 (print_specific_help): Change parameters to be an include bitmask,
14993 an exclude bitmask and an any bitmask. Move code to look up the
14994 column width here. Decide upon the title for an options listing.
14995 (common_handle_options): Add code to handle --help=. Adapt code
14996 for --help and --target-help to use the revised form of the
14997 print_specific_help function.
14998 (print_help): Delete.
14999 (print_param_help): Delete.
15000 (print_switch): Delete.
15001 * opts.h (cl_lang_count): Add prototype.
15002 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15003 CL_MAX_OPTION_CLASS): New defines.
15004 * optc-gen.awk: Add construction of cl_lang_count.
15005 * c.opt: Add Warning attribute to warning options and Optimization
15006 attribute to optimization options.
15007 * common.opt: Likewise.
15009 Add -fhelp and -ftarget-help as aliases for the transformed --help
15010 and --target-help options.
15011 * opt-functions.awk: Add code to handle Warning and Optimization
15014 2007-02-12 Richard Henderson <rth@redhat.com>
15016 * config/alpha/constraints.md: New file.
15017 * config/alpha/alpha.c: Include tm-constrs.h.
15018 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15019 alpha_extra_constraint): Remove.
15020 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15021 * config/alpha/alpha-protos.h: Update.
15022 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15023 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15024 (EXTRA_CONSTRAINT): Remove.
15025 * config/alpha/alpha.md: Include constraints.md.
15026 (adddi splitter): Use satisfies_constraint_*.
15027 * config/alpha/predicates.md (add_operand): Likewise.
15028 (sext_add_operand, addition_operation): Likewise.
15030 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15032 PR tree-optimization/29145
15033 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15034 in our handling of restrict qualified pointers.
15036 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15039 * doc/invoke.texi (Wunused-value): Update description.
15040 (Wextra): Delete item.
15041 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15042 value of Wunused-value.
15043 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15044 (c_finish_stmt_expr): Don't check extra_warnings.
15045 (emit_side_effect_warnings): The caller is responsible to check
15048 2007-02-11 Roger Sayle <roger@eyesopen.com>
15049 Matt Thomas <matt@3am-software.com>
15051 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15053 2007-02-11 Roger Sayle <roger@eyesopen.com>
15055 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15056 comparisons of POPCOUNT against zero.
15057 (simplify_const_relational_operation): Likewise.
15059 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15061 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15063 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15065 * dwarf2out.c (root_type): Delete unused function.
15067 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15069 * genattrtab.c (contained_in_p): Delete unused function.
15070 (write_expr_attr_cache): Likewise.
15072 2007-02-11 Jan Hubicka <jh@suse.cz>
15074 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15077 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15079 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15080 to add the REG_EQ* note.
15081 * see.c (see_merge_one_use_extension): Likewise.
15082 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15083 turn REG_EQUAL notes into REG_EQUIV notes if the target
15084 register may have more than one set.
15085 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15086 * gcse.c (try_replace_reg): Likewise.
15087 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15088 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15089 more than one REG_EQUIV note.
15090 * reload1.c (gen_reload): Use set_unique_reg_note.
15092 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15094 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15095 (ix86_builtin_conversion): New function.
15097 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15100 * tree.h (DECL_REPLACEABLE_P): New macro.
15101 * except.c (set_nothrow_function_flags): Likewise.
15103 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15104 Ira Rosen <irar@il.ibm.com>
15105 Dorit Nuzman <dorit@il.ibm.com>
15107 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15108 * targhooks.c (default_builtin_vectorized_conversion): New.
15109 * targhooks.h (default_builtin_vectorized_function): New declaration.
15110 * target.h (struct vectorize): Add builtin_conversion field.
15111 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15112 stmt_vec_info_type value.
15113 (vectorizable_conversion): New declaration.
15114 * tree-vect-analyze.c (vect_analyze_operations): Add
15115 vectorizable_conversion call.
15116 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15117 * tree-vect-transform.c (vectorizable_conversion): New function.
15118 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15119 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15121 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15122 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15123 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15124 or ALTIVEC_BUILTIN_VCFSX.
15126 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15129 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15130 CONST_DOUBLE and operand 0 is a hard register.
15131 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15132 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15133 is a hard floating-point register.
15135 2007-02-10 Richard Henderson <rth@redhat.com>
15136 Jakub Jelinek <jakub@redhat.com>
15137 Alexandre Oliva <aoliva@redhat.com>
15139 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15140 * builtin-types.def (BT_WORD): Make unsigned.
15141 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15142 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15143 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15144 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15145 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15146 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15148 * expr.c (emutls_var_address): New.
15149 (expand_expr_real_1): Expand emulated tls.
15150 (expand_expr_addr_expr_1): Likewise.
15151 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15152 * output.h (emutls_finish): Declare.
15153 * toplev.c (compile_file): Call it.
15154 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15155 address before wrapping in CONST.
15156 * varasm.c (emutls_htab, emutls_object_type): New.
15157 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15158 (get_emutls_object_name, get_emutls_object_type): New.
15159 (get_emutls_init_templ_addr, emutls_decl): New.
15160 (emutls_common_1, emutls_finish): New.
15161 (assemble_variable): When emulating tls, swap decls; generate
15162 constructor for the emutls objects.
15163 (do_assemble_alias): When emulating tls, swap decl and target name.
15164 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15166 * varpool.c (decide_is_variable_needed): Look at force_output.
15167 Recurse for emulated tls.
15168 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15169 with decide_is_variable_needed.
15170 * emutls.c: New file.
15171 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15172 tls_object for real tls.
15174 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15176 PR rtl-optimization/29599
15177 * reload1.c (eliminate_regs_in_insn): Take the destination
15178 mode into account when computing the offset.
15180 2007-02-09 Stuart Hastings <stuart@apple.com>
15181 Richard Henderson <rth@redhat.com>
15183 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15184 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15185 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15186 fixuns_truncdfhi2): New.
15187 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15188 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15189 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15190 (floatunssidf2): Allow nonimmediate source.
15191 * config/i386/sse.md (movdi_to_sse): New.
15192 (vec_concatv2di): Drop '*'.
15193 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15194 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15195 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15197 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15198 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15199 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15200 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15201 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15202 ix86_build_const_vector.
15203 (x86_emit_floatuns): Rewrite.
15205 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15207 * genautomata.c (longest_path_length): Delete unused function.
15208 (struct state): Delete unused longest_path_length.
15209 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15210 (get_free_state): Delete unused.
15212 2007-02-09 Jan Hubicka <jh@suse.cz>
15214 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15215 * doc/invoke.texi (inline-unit-growth): Update default value.
15217 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15218 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15219 (rebuild_cgraph_edges): Likewise.
15220 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15221 (dump_cgraph_node): Dump frequencies.
15222 (cgraph_clone_edge): Add frequency scales.
15223 (cgraph_clone_node): Add freuqnecy.
15224 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15225 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15226 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15227 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15228 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15229 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15230 (save_inline_function_body): Likewise.
15231 * ipa-inline.c: inluce rtl.h
15232 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15233 (cgraph_edge_badness): Use frequencies.
15234 (cgraph_decide_recursive_inlining): Update clonning.
15235 (cgraph_decide_inlining_of_small_function): Dump frequency.
15236 * predict.c (estimate_bb_frequencies): Export.
15237 * predict.h (estimate_bb_frequencies): Declare.
15238 * tree-inline.c (copy_bb): Watch overflows.
15239 (expand_call_inline): Update call of cgraph_create_edge.
15240 (optimize_inline_calls): Use TODO flags to update frequnecies.
15241 * passes.h: Include predict.h
15242 (init_optimization_passes): Move profile ahead.
15243 (execute_function_todo): Handle TODO_rebuild_frequencies.
15245 2007-02-09 Roger Sayle <roger@eyesopen.com>
15247 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15248 the insbl or inswl pattern into a register.
15250 2007-02-09 Roger Sayle <roger@eyesopen.com>
15252 * config/ia64/ia64.md (bswapdi2): New define_insn.
15254 2007-02-09 Richard Henderson <rth@redhat.com>
15256 * config/i386/constraints.md (Ym): New constraint.
15257 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15258 (movdi_1_rex64): Split sse and xmm general register moves from
15259 memory move alternatives. Use conditional register constraints.
15260 (movsf_1, movdf_integer): Likewise.
15261 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15262 (movdf_integer_rex64): New.
15263 (pushsf_rex64): Fix output constraints.
15264 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15265 (sse2_stored): Likewise.
15266 (sse2_storeq_rex64): New.
15267 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15268 amd and not generic.
15269 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15270 for optimize_size. Remove SF/DFmode hack.
15272 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15274 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15277 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15278 Richard Sandiford <richard@codesourcery.com>
15280 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15281 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15282 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15283 m68k/t-mlib to tmake_file.
15284 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15285 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15286 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15287 Allow it to be cf or m68k. Set m68k_arch_family. If that
15288 variable is not empty, add t-$m68k_arch_family to tmake_file.
15289 Add t-mlibs to tmake_file.
15290 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15291 * config/m68k/t-cf: New file.
15292 * config/m68k/t-m68k: Likewise.
15293 * config/m68k/t-mlibs: Likewise.
15294 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15295 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15296 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15297 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15298 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15300 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15301 (INSTALL_LIBGCC): Delete.
15302 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15303 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15304 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15305 (M68K_MLIB_CPU): Define.
15306 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15307 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15308 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15310 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15311 Richard Guenther <rguenther@suse.de>
15313 PR middle-end/23361
15314 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15315 against INT_MIN/INT_MAX.
15316 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15317 file if a loop is removed.
15319 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15321 * calls.c (store_one_arg): Pass correct alignment to
15322 emit_push_insn for non-BLKmode values.
15323 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15324 unaligned stack slot via a suitably aligned slot.
15326 2007-02-08 DJ Delorie <dj@redhat.com>
15328 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15330 (legal_subregs): Use unsigned char, make const.
15331 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15333 2007-02-08 Paul Brook <paul@codesourcery.com>
15335 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15336 special interworking needed.
15338 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15340 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15341 conditional to __SSE2__.
15342 (Entries below should have been added to first ChangeLog
15343 entry for amdfam10 dated 2007-02-05)
15344 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15346 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15348 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15351 2007-02-08 DJ Delorie <dj@redhat.com>
15353 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15354 * config/m32c/m32c.c (legal_subregs): New.
15355 (m32c_illegal_subreg_p): New.
15356 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15357 unsupported subregs of hard regs.
15359 2007-02-08 Jan Hubicka <jh@suse.cz>
15361 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15362 the same one; always update histograms.
15364 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15366 * passes.c (init_optimization_passes): Tidy comment.
15368 2007-02-08 Roger Sayle <roger@eyesopen.com>
15370 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15371 strip zero_extend, bswap and rotates from POCOUNT's argument.
15372 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15373 zero_extend and rotates from PARITY's argument.
15374 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15375 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15376 of an integer constant at compile-time.
15378 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15381 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15383 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15386 * tree-ssa-live.c (remove_unused_locals): Do not remove
15387 TREE_ADDRESSABLE variables.
15388 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15389 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15390 FOR_CLOBBER. Update all users.
15391 If VAR has an associated alias set, add a virtual operand for
15392 it if no alias is found to conflict with the memory reference.
15394 2007-02-07 Jan Hubicka <jh@suse.cz>
15395 Robert Kidd <rkidd@crhc.uiuc.edu>
15397 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15399 2007-02-07 Ian Lance Taylor <iant@google.com>
15401 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15403 2007-02-07 Roger Sayle <roger@eyesopen.com>
15405 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15406 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15407 tablejumpdi, movsi_to_cr_one): Remove constraints from
15408 define_expand's match_operands.
15410 2007-02-07 Roger Sayle <roger@eyesopen.com>
15412 * global.c (compute_regsets): Move declatation of "i" inside of
15413 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15415 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15418 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15419 of INDIRECT_REF <RESULT_DECL>.
15421 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15423 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15424 Kaz Kojima <kkojima@gcc.gnu.org>
15427 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15429 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15431 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15433 * doc/loop.texi: Document possibility not to perform disambiguation
15434 of loops with multiple latches.
15435 * cfgloopmanip.c (alp_enum_p): Removed.
15436 (add_loop): Handle subloops. Use get_loop_body_with_size.
15437 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15438 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15439 the new forwarder block.
15440 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15441 Handle the case latch is NULL.
15442 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15443 modifications when marking loop exits.
15444 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15446 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15447 disambiguate_loops_with_multiple_latches.
15448 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15449 before fix_loop_structure.
15450 * cfgloop.c: Include pointer-set.h and output.h.
15451 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15452 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15453 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15454 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15455 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15456 disambiguate_multiple_latches, get_loop_body_with_size,
15457 disambiguate_loops_with_multiple_latches): New functions.
15458 (flow_loop_dump): Dump multiple latch edges.
15459 (flow_loop_nodes_find): Handle loops with multiple latches.
15460 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15461 (glb_enum_p): Modified.
15462 (get_loop_body): Use get_loop_body_with_size.
15463 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15464 (AVOID_CFG_MODIFICATIONS): New constant.
15465 (disambiguate_loops_with_multiple_latches, add_loop,
15466 get_loop_body_with_size): Declare.
15467 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15469 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15471 PR inline-asm/28686
15472 * global.c (compute_regsets): New function.
15473 (global_alloc): Refactored ELIMINABLE_REGSET
15474 and NO_GLOBAL_ALLOC_REGS computation out.
15475 (rest_of_handle_global_alloc): Call compute_regsets()
15476 for non-optimizing case.
15478 2007-02-06 Richard Henderson <rth@redhat.com>
15480 * config/i386/constraints.md (Y2): Rename from Y.
15481 (Yi): New constraint.
15482 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15483 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15484 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15485 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15486 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15487 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15488 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15489 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15490 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15491 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15492 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15493 vec_extractv2si_1): Change Y constraints to Y2.
15494 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15495 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15496 Change Y constraints to Y2.
15497 (sse2_loadld): Change Y constraints to x.
15499 2007-02-06 Roger Sayle <roger@eyesopen.com>
15501 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15502 (parity<mode>2): New define_expand using rs6000_emit_parity.
15503 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15504 rs6000_emit_parity): New functions.
15505 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15506 rs6000_emit_parity): Prototype here.
15508 2007-02-06 Ian Lance Taylor <iant@google.com>
15510 * lower-subreg.c (simple_move_operand): Reject CONST.
15511 (resolve_clobber): Call validate_change rather than directly
15512 assigning to XEXP (pat, 0).
15514 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15516 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15517 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15518 (tree-cfg.o): Remove hashtab.h dependency.
15520 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15521 (struct ivopts_data): Change niters to pointer_map_t.
15522 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15523 (niter_for_exit): Create pointer_map on demand. Change for
15525 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15526 (free_loop_data): Destroy data->niters if created and reset field.
15527 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15528 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15530 * tree-ssa-reassoc.c: Include pointer-set.h.
15531 (bb_rank): Change to long *.
15532 (operand_rank): Change to pointer_map_t.
15533 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15534 (insert_operand_rank): Accept long.
15535 (operand_entry_hash, operand_entry_eq): Remove.
15536 (get_rank): Return long. Adjust for changes above.
15537 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15539 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15541 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15542 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15543 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15545 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15546 directly since it cannot be NULL.
15547 (get_vi_for_tree): Rewrite for pointer_map API.
15548 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15549 (init_alias_vars): Create vi_for_tree as pointer_map.
15550 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15552 * tree-cfg.c: Don't include hashtab.h.
15553 (edge_to_cases): Declare as pointer_map.
15554 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15556 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15557 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15558 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15560 (record_switch_edge): Delete.
15561 (get_cases_for_edge): Adjust for pointer_map API, inline
15562 record_switch_edge (rewritten for new API), remove goto.
15564 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15566 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15567 * tree-nested.c: Include pointer-set.h.
15568 (var_map_elt, var_map_eq, var_map_hash): Delete.
15569 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15570 to pointer_map_t's.
15571 (nesting_info_bitmap_obstack): New.
15572 (lookup_field_for_decl): Adjust for pointer_map API.
15573 (lookup_tramp_for_decl): Adjust for pointer_map API.
15574 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15575 (get_local_debug_decl): Adjust for pointer_map API.
15576 (convert_nl_goto_reference): Adjust for pointer_map API.
15577 (convert_nl_goto_receiver): Adjust for pointer_map API.
15578 (create_nesting_tree): Create outside GGC space. Create bitmap on
15579 the new obstack. Create field_map and var_map as pointer_maps.
15580 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15582 (lower_nested_functions): Move root here, no need to NULL it.
15583 Initialize and release the obstack.
15585 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15587 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15588 Remove prototypes and make them non-static.
15589 (struct tree_int_map): Remove.
15590 * tree.h (struct tree_int_map): Move here, turning TO into an
15592 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15594 * tree.h (TREE_COMPLEXITY): Remove.
15595 (struct tree_exp): Remove complexity field.
15596 * tree.c (build1_stat): Don't set it.
15598 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15599 Victor Kaplansky <victork@il.ibm.com>
15601 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15602 (vect_is_simple_reduction): Support reduction with induction as
15603 one of the operands.
15604 (vect_is_simple_iv_evolution): Fix formatting.
15605 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15606 formatting. Don't mark induction phis for vectorization.
15607 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15608 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15609 (vect_get_vec_def_for_operand): Support induction.
15610 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15612 (vectorizable_reduction): Support reduction with induction as one of
15614 (vectorizable_type_demotion): Use def-type of stmt argument rather
15615 than dummy def-type.
15617 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15618 flag_tree_scev_cprop.
15619 * common.opt (tree-scev-cprop): New flag.
15621 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15622 call to vect_get_new_vect_var.
15624 2007-02-06 Ira Rosen <irar@il.ibm.com>
15626 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15627 vectype is not NULL.
15628 (vect_pattern_recog_1): Likewise.
15630 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15632 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15633 (fold_negate_expr): Likewise.
15635 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15638 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15639 even if cv-qualification is the same.
15641 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15643 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15644 __enable_execute_stack on completion.
15646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15648 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15649 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15650 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15651 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15652 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15653 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15654 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15655 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15659 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15660 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15661 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15662 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15663 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15664 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15665 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15666 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15667 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15668 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15669 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15670 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15671 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15672 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15673 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15674 sqrtextenddfxf2_i387): Added amdfam10_decode.
15676 * config/i386/athlon.md (athlon_idirect_amdfam10,
15677 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15678 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15679 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15680 athlon_ivector_store_amdfam10): New define_insn_reservation.
15681 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15686 * config/i386/athlon.md (athlon_call_amdfam10,
15687 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15688 define_insn_reservation.
15689 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15690 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15691 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15693 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15695 * config/i386/athlon.md (athlon_sseld_amdfam10,
15696 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15697 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15701 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15702 define_insn_reservation.
15703 * config/i386/i386.md (sseins): Added sseins to define_attr type
15704 and define_attr unit.
15705 * config/i386/sse.md: Set type attribute to sseins for insertq
15708 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15710 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15711 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15712 ssecomi_load_amdfam10, ssecomi_amdfam10,
15713 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15714 define_insn_reservation.
15715 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15719 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15720 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15721 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15722 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15723 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15724 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15725 define_insn_reservation.
15727 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15728 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15729 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15730 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15731 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15735 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15736 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15737 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15738 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15739 athlon_ssemul_load_k8): Added amdfam10.
15741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15743 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15744 (x86_sse_unaligned_move_optimal): New variable.
15746 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15748 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15749 for unaligned vector SSE double/single precision loads for AMDFAM10.
15751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15753 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15754 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15755 Define TARGET_CPU_DEFAULT_amdfam10.
15756 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15757 (processor_type): Add PROCESSOR_AMDFAM10.
15759 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15760 processor_type in config/i386/i386.h.
15761 Enable imul peepholes for TARGET_AMDFAM10.
15763 * config.gcc: Add support for --with-cpu option for amdfam10.
15765 * config/i386/i386.c (amdfam10_cost): New variable.
15766 (m_AMDFAM10): New macro.
15767 (m_ATHLON_K8_AMDFAM10): New macro.
15768 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15769 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15770 x86_promote_QImode, x86_integer_DFmode_moves,
15771 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15772 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15773 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15774 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15775 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15776 Enable/disable for amdfam10.
15777 (override_options): Add amdfam10_cost to processor_target_table.
15778 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15779 processor_alias_table.
15780 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15781 (ix86_adjust_cost): Add code for amdfam10.
15783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15785 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15786 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15787 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15788 * config/i386/i386.h: Add builtin definition for SSE4A.
15789 * config/i386/i386.md: Add support for ABM instructions
15790 (popcnt and lzcnt).
15791 * config/i386/sse.md: Add support for SSE4A instructions
15792 (movntss, movntsd, extrq, insertq).
15793 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15794 Add -march=amdfam10 flag.
15795 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15796 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15798 * doc/extend.texi: Add documentation for SSE4A builtins.
15800 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15802 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15804 2007-02-05 Richard Guenther <rguenther@suse.de>
15806 * tree-vectorizer.h (vectorizable_function): Add argument type
15807 argument, change return type.
15808 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15809 * tree-vect-transform.c (vectorizable_function): Handle extra
15810 argument, return vectorized function decl.
15811 (build_vectorized_function_call): Remove.
15812 (vectorizable_call): Handle calls with result and argument types
15813 differing. Handle loop vectorization factor correctly.
15814 * targhooks.c (default_builtin_vectorized_function): Adjust for
15816 * targhooks.h (default_builtin_vectorized_function): Likewise.
15817 * target.h (builtin_vectorized_function): Add argument type
15819 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15820 extra argument, allow vectorizing of lrintf.
15821 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15822 documentation of target hook.
15824 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15827 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15828 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15829 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15831 2007-02-05 Roger Sayle <roger@eyesopen.com>
15833 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15834 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15835 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15836 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15837 before canonicalizing sincos to cexpi.
15838 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15840 2007-02-05 Roger Sayle <roger@eyesopen.com>
15842 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15843 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15844 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15846 2007-02-05 Roger Sayle <roger@eyesopen.com>
15848 * mips-tfile.c (initialize_init_file): Correct endianness test.
15850 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15852 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15853 the 'y' constraint.
15855 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15857 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15858 saves in a PARALLEL before the register assignments.
15860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15862 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15863 DWARF_FRAME_RETURN_COLUMN to be a general register.
15864 * dwarf2out.c (init_return_column_size): New function, split from...
15865 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15866 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15867 to be nongeneral registers.
15868 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15870 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15871 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15873 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15875 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15877 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15879 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15880 (remove_path): Use can_remove_branch_p and remove_branch instead
15881 of loop_delete_branch_edge.
15882 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15883 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15884 Update profile using scale_dominated_blocks_in_loop.
15885 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15886 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15887 (can_remove_branch_p, remove_branch): Declare.
15888 * tree-cfg.c (tree_can_remove_branch_p): New function.
15889 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15890 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15891 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15893 2007-02-05 Jan Hubicka <jh@suse.cz>
15895 PR middle-end/30696
15896 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15897 nodes in cgraph, don't remove offline copy of the function.
15899 2007-02-04 Jan Hubicka <jh@suse.cz>
15901 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15902 vectors might cause maybe_lookup_element_for_expr to be called
15903 on non-sra-candidate.
15905 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15907 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15908 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15909 spelling conventions.
15911 2007-02-04 Richard Guenther <rguenther@suse.de>
15913 PR middle-end/30636
15914 * fold-const.c (try_move_mult_to_index): Make sure to not
15915 overflow one dimension of a multi-dimensional array access.
15917 2007-02-04 Jan Hubicka <jh@suse.cz>
15919 * passes.c (init_optimization_passes): Reindent.
15921 2007-02-04 Jan Hubicka <jh@suse.cz>
15922 Eric Botcazou <ebotcazou@adacore.com>
15924 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15925 (execute_fixup_cfg): Break out the abnormal goto code.
15926 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15927 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15928 (optimize_inline_calls): Call make_nonlocal_label_edges.
15930 2007-02-04 Jan Hubicka <jh@suse.cz>
15932 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15933 true when something was changed.
15934 (rename_ssa_copies): When something was changed, do
15935 TODO_remove_unused_locals.
15936 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15937 add TODO_remove_unused_locals when instruction was removed.
15939 2007-02-04 Jan Hubicka <jh@suse.cz>
15941 * ipa-inline.c (try_inline): Improve debug output; work on already
15943 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15944 call try_inline for already inlined edges too when flattening;
15945 inline also functions that make callee growth but overall unit size
15948 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15950 * config/m32c/bitops.md, config/m32c/jump.md,
15951 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15952 config/m32r/m32r.h, config/m32r/m32r.md,
15953 config/m32r/predicates.md, config/m68hc11/larith.asm,
15954 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15955 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15956 config/mips/mips-protos.h, config/mips/mips.c,
15957 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15958 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15959 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15960 spelling conventions.
15962 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15963 Follow spelling conventions.
15965 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15967 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15968 warn about C++0x compatibility.
15970 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15972 * config/h8300/h8300.c, config/h8300/h8300.h,
15973 config/h8300/h8300.md: Follow spelling conventions.
15975 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15977 PR middle-end/30667
15978 * combine.c (try_combine): Do not substitute source operand
15979 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15981 2007-02-03 Jan Hubicka <jh@suse.cz>
15983 PR gcov-profile/30650
15984 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15985 do not divide by zero for never executed counters.
15986 (tree_find_values_to_profile): Fix counters.
15987 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15989 2007-02-03 Ian Lance Taylor <iant@google.com>
15991 * lower-subreg.c (simple_move_operand): New static function,
15992 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15994 (simple_move): Call simple_move_operand.
15995 (find_decomposable_subregs): Add special handling of MEMs.
15996 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15997 meaning of return value. If we see a hard register, test whether
15998 it can store a word_mode value. Change all callers.
16000 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16002 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16003 ftrapv insns and expanders.
16004 (subdi3): Change define_expand operand 1 to arith11_operand, and
16005 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16006 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16007 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16010 PR middle-end/30174
16011 * varasm.c (notice_global_symbol): Treat global objects as weak when
16012 flag_shlib is true.
16014 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16016 * emit-rtl.c (dconstpi): Delete.
16017 (dconstsqrt2): New.
16018 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16019 * real.h (dconstpi): Delete.
16020 (dconstsqrt2): New.
16021 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16022 (fold_builtin_hypot): Likewise.
16024 2007-02-03 Tom Tromey <tromey@redhat.com>
16027 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16028 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16030 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16032 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16033 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16034 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16035 config/rs6000/cell.md, config/rs6000/darwin.h,
16036 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16037 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16038 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16039 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16040 typos. Follow spelling conventions.
16041 * doc/invoke.texi: Follow spelling conventions.
16043 2007-02-03 Roger Sayle <roger@eyesopen.com>
16045 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16046 canonicalization transformations that attempt to simplify integer
16047 constant comparisons to become comparisons against zero.
16049 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16051 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16053 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16054 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16056 2007-02-02 Mike Stump <mrs@apple.com>
16058 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16059 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16060 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16061 generate a branch island.
16063 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16065 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16066 (xtensa_legitimate_address_p): New.
16067 (xtensa_legitimize_address): New.
16068 (xtensa_output_addr_const_extra): New.
16069 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16071 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16072 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16073 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16074 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16075 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16076 (xtensa_legitimize_address): New.
16077 (xtensa_output_addr_const_extra): New.
16079 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16081 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16083 2007-02-02 Ian Lance Taylor <iant@google.com>
16085 * expmed.c (expand_divmod): Add comment.
16087 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16089 * emit-rtl.c (renumber_insns): Remove.
16090 * flags.h: Remove the extern for flag_renumber_insns.
16091 * rtl.h: Remove the prototype for renumber_insns.
16092 * toplev.c (flag_renumber_insns): Remove.
16094 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16096 Revert for x86 darwin:
16097 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16099 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16100 code before the following patch under TARGET_MACHO.
16101 (ix86_function_value_regno_p): Likewise.
16103 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16105 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16108 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16111 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16112 loads to general or fp registers. Add comments.
16113 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16115 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16117 * pointer-set.c (insert_aux): Only return insertion slot.
16118 (pointer_set_insert): Adjust.
16119 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16120 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16121 pointer_map_traverse): New.
16122 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16123 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16124 pointer_map_contains, pointer_map_traverse): Declare.
16126 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16128 PR middle-end/30473
16129 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16130 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16132 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16134 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16136 (struct _dep): New type.
16137 (dep_t): New typedef.
16138 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16139 (DEP_STATUS): New access macro. The macro with the same name was
16140 renamed to DEP_LINK_STATUS.
16141 (dep_init): Declare function
16143 (struct _dep_link): New type.
16144 (dep_link_t): New typedef.
16145 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16146 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16147 (DEP_LINK_STATUS): New macro.
16148 (debug_dep_links): New debug function.
16150 (struct _deps_list): New type.
16151 (deps_list_t): New typedef.
16152 (DEPS_LIST_FIRST): New access macro.
16153 (FOR_EACH_DEP_LINK): New cycle macro.
16154 (create_deps_list, free_deps_list, delete_deps_list): Declare
16156 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16157 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16158 (copy_deps_list_change_con): Ditto.
16160 (move_dep_link): Declare function.
16162 (struct _dep_node): New type.
16163 (dep_node_t): New typedef.
16164 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16166 (struct haifa_insn_data.back_deps): New field to hold backward
16167 dependencies of the insn.
16168 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16170 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16171 Change its type to deps_list_t.
16172 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16173 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16174 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16176 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16178 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16180 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16182 (dep_cost): Declare.
16184 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16185 (ds_to_dk, dk_to_ds): New functions.
16187 (init_dep_1): New static function.
16188 (init_dep): New function.
16189 (copy_dep): New static function.
16191 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16193 (detach_dep_link): New static function.
16194 (move_dep_link): New function.
16196 (dep_links_consistent_p, dump_dep_links): New static functions.
16197 (debug_dep_links): New debugging function.
16199 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16201 (alloc_deps_list, init_deps_list): New static functions.
16202 (create_deps_list): New function.
16203 (clear_deps_list): New static function.
16204 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16205 (deps_list_consistent_p, dump_deps_list): New static functions.
16206 (debug_deps_list): New function.
16207 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16209 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16211 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16212 use new scheduler dependencies lists.
16213 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16214 (sched_analyze): Ditto. Initialize dependencies lists.
16215 (add_forw_dep, compute_forward_dependences): Update to use new
16216 scheduler dependencies lists.
16218 (init_dependency_caches): Init deps_obstack.
16219 (free_dependency_caches): Free deps_obstack.
16221 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16222 new scheduler dependencies lists.
16223 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16224 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16226 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16227 Update to use new scheduler dependencies lists.
16228 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16229 (debug_dependencies): Ditto.
16230 (schedule_region): Update comments.
16232 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16233 scheduler dependencies lists.
16234 (schedule_ebb): Update comments.
16236 * rtl.def (DEPS_LIST): Remove.
16238 * lists.c (unused_deps_list): Remove.
16239 (free_list): Update assertions.
16241 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16242 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16244 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16245 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16247 * haifa-sched.c (comments): Update.
16248 (insn_cost1): Remove. Inline the code into insn_cost ().
16249 (insn_cost): Update to use new scheduler dependencies lists. Move
16250 processing of the dependency cost to dep_cost ().
16251 (dep_cost): New function. Use it instead of insn_cost () when
16252 evaluating cost of the dependency. Use compatible interface to
16253 interact with the target.
16254 (priority): Update to use new scheduler dependencies lists.
16255 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16256 with greater number of insns that depend on the insn.
16257 (schedule_insn): Update to use new scheduler dependencies lists. Add
16258 code to free backward dependencies lists. Inline and optimize code
16259 from resolve_dep () - see PR28071.
16260 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16261 lists. Update call to targetm.sched.is_costly_dependence hook.
16263 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16264 scheduler dependencies lists.
16266 (resolve_dep): Remove. Move the logic to schedule_insn ().
16267 (init_h_i_d): Initialize dependencies lists.
16269 (process_insn_depend_be_in_spec): Rename to
16270 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16271 dependencies lists.
16272 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16273 Update to use new scheduler dependencies lists.
16274 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16276 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16277 new scheduler dependencies lists.
16278 (build_intra_loop_deps): Ditto.
16280 * target.h (struct _dep): Declare to use in
16281 gcc_target.sched.is_costly_dependence.
16282 (struct gcc_target.sched.adjust_cost): Fix typo.
16283 (struct gcc_target.sched.is_costly_dependence): Change signature to
16284 use single dep_t parameter instead of an equivalent triad.
16285 (struct gcc_target.sched.adjust_cost_2): Remove.
16287 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16289 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16291 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16293 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16295 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16296 (REG_DEP_TRUE): Document.
16298 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16299 Change signature to correspond to the targetm.sched.adjust_cost hook.
16300 Update use in TARGET_SCHED_ADJUST_COST_2.
16301 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16302 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16303 new scheduler dependencies lists.
16304 (ia64_gen_check): Ditto.
16306 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16307 scheduler dependencies lists.
16309 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16310 signature to correspond to the targetm.sched.is_costly_dependence hook.
16311 (is_costly_group): Update to use new scheduler dependencies lists.
16313 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16314 instead of INSN_COST () macro.
16316 2007-02-01 Ian Lance Taylor <iant@google.com>
16318 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16320 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16322 * pa.md (tp_load): Correct mfctl instruction syntax.
16324 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16326 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16327 altivec_padding_size calculation on AIX. Improve comment, add
16328 assert to verify that it's right.
16330 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16333 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16335 PR inline-asm/28686
16336 * global.c (global_alloc): Add mising initialization of
16339 2007-02-01 Roger Sayle <roger@eyesopen.com>
16341 * alias.c (init_alias_analysis): Correct whitespace.
16342 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16343 partition_hot_cold_basic_blocks): Likewise.
16344 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16345 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16346 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16347 fold_builtin_snprintf_chk, fold_builtin_printf,
16348 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16349 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16350 * cfgcleanup.c (cleanup_cfg): Likewise.
16351 * cfgexpand.c (tree_expand_cfg): Likewise.
16352 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16353 * function.c (get_next_funcdef_no): Likewise.
16354 * gengtype.c (main): Likewise.
16355 * genmodes.c (main): Likewise.
16356 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16357 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16358 * ifcvt.c (noce_emit_move_insn): Likewise.
16359 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16361 * stor-layout.c (get_best_mode): Likewise.
16362 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16363 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16364 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16365 perform_var_substitution, solve_graph): Likewise.
16366 * tree-vrp.c (vrp_finalize): Likewise.
16368 2007-02-01 Ian Lance Taylor <iant@google.com>
16370 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16371 high part of a paradoxical subreg, return a constant zero.
16373 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16375 * toplev.c (lang_dependent_init): Call init_set_costs.
16376 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16378 2007-02-01 Richard Guenther <rguenther@suse.de>
16380 PR middle-end/30656
16381 * fold-const.c (fold_negate_expr): Allow negating a
16382 constant if overflow does not change.
16384 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16386 * doc/c-tree.texi (Expression trees): Improve markup.
16387 * doc/tm.texi (Register Classes, Addressing Modes)
16388 (Floating Point): Fix spacing after abbreviations. Fix some
16391 2007-02-01 Ben Elliston <bje@au.ibm.com>
16393 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16394 * doc/contrib.texi: Likewise.
16395 * doc/install.texi: Likewise.
16397 2007-01-31 Richard Henderson <rth@redhat.com>
16398 Ian Lance Taylor <iant@google.com>
16400 * lower-subreg.c: New file.
16401 * rtl.def (CONCATN): Define.
16402 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16403 pass_lower_subreg2.
16404 * emit-rtl.c (update_reg_offset): New static function, broken out
16405 of gen_rtx_REG_offset.
16406 (gen_rtx_REG_offset): Call update_reg_offset.
16407 (gen_reg_rtx_offset): New function.
16408 * regclass.c: Revert patch of 2006-03-05, restoring
16410 (clear_reg_info_regno): New function.
16411 * dwarf2out.c (concatn_loc_descriptor): New static function.
16412 (loc_descriptor): Handle CONCATN.
16413 * common.opt (fsplit_wide_types): New option.
16414 * opts.c (decode_options): Set flag_split_wide_types when
16416 * timevar.def (TV_LOWER_SUBREG): Define.
16417 * rtl.h (gen_reg_rtx_offset): Declare.
16418 (reg_scan_update): Declare.
16419 * regs.h (clear_reg_info_regno): Declare.
16420 * tree-pass.h (pass_lower_subreg): Declare.
16421 (pass_lower_subreg2): Declare.
16422 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16423 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16424 -fsplit-wide-types.
16425 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16426 * Makefile.in (OBJS-common): Add lower-subreg.o.
16427 (lower-subreg.o): New target.
16429 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16431 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16433 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16436 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16438 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16440 PR middle-end/29335
16441 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16443 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16445 * cfgloop.h: Include vec-prim.h.
16446 (enum li_flags): Remove LI_ONLY_OLD.
16447 (loop_iterator): Changed.
16448 (fel_next, fel_init): Iterate over loop tree.
16449 (FOR_EACH_LOOP_BREAK): New macro.
16450 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16452 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16453 * modulo-sched.c (sms_schedule): Ditto.
16454 * tree-vectorizer.c (vectorize_loops): Ditto.
16455 * doc/loop.texi: Update information on loop numbering and behavior of
16456 FOR_EACH_LOOP wrto new loops.
16457 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16458 add_to_evolution_1): Test nestedness of loops instead of comparing
16460 * tree-chrec.c (chrec_fold_plus_poly_poly,
16461 chrec_fold_multiply_poly_poly, chrec_evaluate,
16462 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16463 reset_evolution_in_loop): Ditto.
16464 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16466 2007-01-31 Dirk Mueller <dmueller@suse.de>
16468 * c-common.c (warn_about_parentheses): Separate warning about
16469 un-parenthized sequence of comparison operators from the one
16470 which is supposed to warn about x <= y <= z.
16472 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16474 * optabs.h (enum optab_index): Add new OTI_isinf.
16475 (isinf_optab): Define corresponding macro.
16476 * optabs.c (init_optabs): Initialize isinf_optab.
16477 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16479 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16480 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16482 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16483 expand_builtin_interclass_mathfn.
16484 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16485 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16486 (fxam<mode>2_i387): New insn pattern.
16487 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16488 built-in functions as x87 inline asm.
16490 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16492 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16494 2007-01-30 Eric Christopher <echristo@apple.com>
16496 * config.gcc: Add geode.
16498 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16500 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16501 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16502 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16503 value-prof.c: Fix comment typos.
16505 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16508 * doc/invoke.texi (Wpointer-arith): Document warning.
16510 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16512 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16513 the list of discrepancies from the draft TR.
16515 2007-01-30 Dirk Mueller <dmueller@suse.de>
16518 * doc/invoke.texi (-Wreturn-type): Update description to
16519 match new behavior.
16521 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16523 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16525 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16527 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16528 to handle optabs that operate on floating point input argument and
16529 output to integer output.
16530 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16531 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16532 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16533 expand_builtin_interclass_mathfn ().
16534 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16535 (ilogbsi2): Remove.
16536 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16537 ilogbl built-in functions as x87 intrinsics.
16539 2007-01-30 Richard Guenther <rguenther@suse.de>
16541 PR middle-end/27657
16542 * dwarf2out.c (reference_to_unused): Query varpool if the
16543 variable was output.
16545 2007-01-30 Richard Guenther <rguenther@suse.de>
16547 PR middle-end/30313
16548 * passes.c (execute_one_pass): Reset in_gimple_form to not
16549 confuse non-unit-at-a-time mode.
16551 2007-01-29 Roger Sayle <roger@eyesopen.com>
16552 Richard Guenther <rguenther@suse.de>
16554 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16555 avoid undefined behaviour on overflow. Use force_fit_type_double
16556 to construct the constant with the specified TREE_OVERFLOW.
16558 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16560 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16561 * config/dfp-bit.h: Ditto.
16563 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16565 * c-decl.c (pop_scope): Replace warnings with call to
16566 warn_for_unused_label.
16567 * c-common.h (warn_for_unused_label): Declare.
16568 * c-common.c (warn_for_unused_label): Define.
16570 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16572 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16575 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16577 * Makefile.in (USER_H): Remove decfloat.h.
16578 * ginclude/decfloat.h: Delete, moving contents to ...
16579 * ginclude/float.h: Add support for decimal floating point,
16580 guarded by __STDC_WANT_DEC_FP__.
16582 2007-01-29 Mike Stump <mrs@apple.com>
16584 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16585 Analysis and Representation to resolve case insensitive conflict.
16586 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16588 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16590 * tree.h (struct tree_memory_tag): Add aliases member.
16591 (MTAG_ALIASES): New macro.
16592 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16593 (add_may_alias): Remove pointer-set. Update for may_aliases being
16595 (mark_aliases_call_clobbered): Update for may_aliases being a
16597 (compute_tag_properties): Ditto.
16598 (create_partition_for): Ditto.
16599 (compute_memory_partitions): Ditto.
16600 (dump_may_aliases_for): Ditto.
16601 (is_aliased_with): Ditto.
16602 (add_may_alias_for_new_tag): Ditto.
16603 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16604 (compute_is_aliased): New function.
16605 (compute_may_aliases): Call compute_is_aliased).
16606 (init_alias_info): Initialize alias_bitmap_obstack.
16607 (union_alias_set_into): New function.
16608 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16609 (have_common_aliases_p): Rewrite to take two bitmaps and use
16611 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16612 Update for bitmaps.
16613 (finalize_ref_all_pointers): Update for add_may_alias changes.
16614 (new_type_alias): Ditto.
16615 * tree-flow-inline.h (may_aliases): Return a bitmap.
16616 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16617 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16618 may_aliases being a bitmap.
16619 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16620 may_aliases now returns a bitmap.
16621 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16623 * tree-ssa-operands.c (add_virtual_operand): Update for
16624 may_aliases being a bitmap.
16626 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16628 PR tree-optimization/30630
16629 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16630 variable as changed.
16632 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16635 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16636 expanded only once even if an error occurs.
16638 2007-01-29 Ben Elliston <bje@au.ibm.com>
16640 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16641 (__gcov_average_profiler): Likewise.
16642 (__gcov_ior_profiler): Likewise.
16643 (__gcov_merge_ior): Likewise.
16645 2007-01-28 Jan Hubicka <jh@suse.cz>
16647 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16648 * value-prof.c (stringop_block_profile): Likewise.
16650 2007-01-28 Jan Hubicka <jh@suse.cz>
16652 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16653 Add variant handling histograms; add wrapper.
16654 (clear_storage_via_libcall): Export.
16655 (emit_block_move_hints): Break out from ...; add histograms.
16656 (emit_block_move): ... this one.
16657 (clear_storage_hints): Break out from ...; add histograms.
16658 (clear_storage): ... this one.
16659 (set_storage_via_memset): Handle histogram.
16660 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16661 (clear_storage_hints, clear_storage_via_libcall): Declare.
16662 (set_storage_via_setmem): Update prototype.
16663 * doc/md.texi (movmem, setmem): Document new arguments.
16665 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16666 Add new histograms.
16667 (stringop_block_profile): New global function.
16668 (tree_stringops_values_to_profile): Profile block size and alignment.
16669 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16671 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16672 (stringop_block_profile): Declare.
16673 * builtins.c: Include value-prof.h.
16674 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16675 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16676 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16677 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16678 * profile.c (instrument_values): Add new counters.
16679 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16681 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16682 (tree_init_edge_profiler): Build new profilers.
16683 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16684 (pass_tree_profile): Add dump.
16685 (tree_profile_hooks): Update.
16686 * Makefile.in (LIBGCOV): Add new constants.
16687 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16688 __gcov_ior_profiler): New.
16689 * i386.md (movmem/setmem expanders): Add new optional arguments.
16691 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16693 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16695 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16697 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16698 (tree_unswitch_single_loop): Pass eni_size_weights to
16699 tree_num_loop_insns.
16700 * tree-ssa-loop-manip.c: Include tree-inline.h.
16701 (can_unroll_loop_p): Pass eni_size_weights to
16702 tree_num_loop_insns.
16703 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16704 Pass eni_size_weights to estimate_num_insns.
16705 * tree.h (init_inline_once): Export.
16706 * toplev.c (backend_init): Call init_inline_once.
16707 * cgraphunit.c (cgraph_process_new_functions,
16708 cgraph_analyze_function): Pass eni_inlining_weights to
16709 estimate_num_insns.
16710 * ipa-inline.c (compute_inline_parameters): Ditto.
16711 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16712 to estimate_num_insns.
16713 (try_unroll_loop_completely): Pass eni_size_weights to
16714 tree_num_loop_insns.
16715 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16716 ot estimate_num_insns.
16717 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16718 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16719 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16720 eni_time_weights): New variables.
16721 (init_inline_once): Initialize them.
16722 (struct eni_data): Mew.
16723 (estimate_num_insns_1, estimate_num_insns): Use weights.
16724 * tree-inline.h (struct eni_weights_d): New.
16725 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16726 (estimate_num_insns): Declaration changed.
16727 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16728 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16729 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16731 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16733 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16734 relations in the conflict function is valid.
16736 2007-01-27 Ian Lance Taylor <iant@google.com>
16738 * common.opt: Add fstrict-overflow.
16739 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16740 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16741 (TYPE_OVERFLOW_UNDEFINED): Define.
16742 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16744 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16745 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16746 (fold_negate_expr): Likewise.
16747 (make_range): Likewise.
16748 (extract_muldiv_1): Likewise.
16749 (maybe_canonicalize_comparison): Likewise.
16750 (fold_comparison): Likewise.
16751 (fold_binary): Likewise.
16752 (tree_expr_nonnegative_p): Likewise.
16753 (tree_expr_nonzero_p): Likewise.
16754 * tree-vrp.c (compare_values): Likewise.
16755 (extract_range_from_binary_expr): Likewise.
16756 (extract_range_from_unary_expr): Likewise.
16757 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16759 (nowrap_type_p): Likewise.
16760 * tree-scalar-evolution.c (simple_iv): Likewise.
16761 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16762 (build_range_check): Likewise.
16763 (extract_muldiv_1): Likewise.
16764 (fold_comparison): Likewise.
16765 * tree-vrp.c (vrp_int_const_binop): Likewise.
16766 (extract_range_from_unary_expr): Likewise.
16767 * convert.c (convert_to_integer): Likewise.
16768 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16769 (fold_comparison): Likewise.
16770 (fold_binary): Likewise.
16771 * optabs.c (optab_for_tree_code): Likewise.
16772 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16773 * simplify-rtx.c (simplify_const_relational_operation): Check
16774 flag_strict_overflow and flag_trapv.
16775 (simplify_const_relational_operation): Likewise.
16776 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16777 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16780 2007-01-27 Roger Sayle <roger@eyesopen.com>
16782 * tree.c (tree_fold_gcd): Delete.
16783 * tree.h (tree_fold_gcd): Remove prototype.
16784 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16785 test whether one constant integer is a multiple of another. Instead
16786 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16787 * fold-const.c (multiple_of_p): We've determined both TOP and
16788 BOTTOM are integer constants so we can call int_const_binop directly
16789 instead of the more generic const_binop.
16791 2007-01-27 Roger Sayle <roger@eyesopen.com>
16793 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16794 1*X check that the constant hasn't overflowed, to preserve the
16796 (round_up): Provide an efficient implementation when rouding-up an
16797 INTEGER_CST to a power-of-two.
16799 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16801 * doc/sourcebuild.texi: Add comma for clarity.
16802 * doc/extend.texi: Fix some typos.
16803 * doc/passes.texi: Likewise.
16804 * doc/cppinternals.texi: Likewise.
16805 * doc/c-tree.texi: Likewise.
16806 * doc/tree-ssa.texi: Likewise.
16807 * doc/install.texi: Likewise.
16809 2007-01-27 Jan Hubicka <jh@suse.cz>
16811 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16812 (pass_sra): Do not require alias information.
16813 * passes.c (init_optimization_passes): Add SRA
16815 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16817 * tracer.c (rest_of_handle_tracer): We already cleaned
16818 up the CFG in tracer() so don't do it here again.
16819 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16820 cleanup_cfg here, either. And don't call renumber_insns.
16822 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16823 and BB_HEAD are in the insn stream here. Instead make sure
16824 that BB_INSN is valid on all insns. Also, do check here that
16825 there are no pending branch predictions...
16826 (rtl_verify_flow_info): ...instead of doing it here. Checks
16827 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16830 2007-01-26 Roger Sayle <roger@eyesopen.com>
16832 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16833 function to simplify/factorize operand order canonicalization.
16834 (ix86_fixup_binary_operands): Reorganize using the above function.
16835 (ix86_binary_operator_ok): Likewise.
16837 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16839 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16840 file scope from optimize_attrs.
16841 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16843 (optimize_attrs): Clear insn_code_values after freeing it.
16845 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16847 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16848 a parts.base assignment.
16850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16852 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16853 (compute_subscript_distance, initialize_data_dependence_relation,
16854 finalize_ddr_dependent, analyze_ziv_subscript,
16855 analyze_siv_subscript_cst_affine,
16856 compute_overlap_steps_for_affine_univar,
16857 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16858 analyze_siv_subscript, analyze_miv_subscript,
16859 analyze_overlapping_iterations, subscript_dependence_tester_1,
16860 compute_self_dependence, free_dependence_relation): Work
16861 with affine_fn instead of chrecs.
16862 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16863 common_affine_function, affine_function_base,
16864 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16865 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16866 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16867 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16868 (all_chrecs_equal_p): Removed.
16869 * tree-data-ref.h (affine_fn, conflict_function): New types.
16870 (struct subscript): Change type of conflicting_iterations_in_a
16871 and conflicting_iterations_in_b.
16873 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16876 * config/pa/pa.h (TARGET_HPUX_11): New.
16877 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16878 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16880 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16881 Richard Guenther <rguenther@suse.de>
16883 * tree-ssa-structalias.c (solve_graph): Handle case
16884 we merged the variable to another.
16886 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16888 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16891 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16892 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16894 2007-01-25 DJ Delorie <dj@redhat.com>
16896 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16897 allow changes to modes which don't fit in those registers.
16899 * reload1.c (choose_reload_regs): Check for invalid subregs before
16900 computing their locations, not after.
16902 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16905 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16906 save Altivec registers in an eh_return function.
16907 (compute_vrsave_mask): Likewise.
16908 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16909 for saving Altivec registers.
16910 (rs6000_emit_prologue): Don't allocate stack twice in
16911 eh_return function. Correct expected value of altivec_save_offset
16912 when using save_world. Describe save of R0 to stack when using
16913 save_world. Describe stack pointer adjustment when using
16914 save_world. Remove duplicated eh_return parameter register saving.
16915 Update sp_offset variable after save_world.
16916 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16918 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16919 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16922 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16924 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16926 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16929 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16930 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16932 2007-01-25 Richard Guenther <rguenther@suse.de>
16934 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16935 * common.opt (-Wcoverage-mismatch): New warning option.
16936 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16937 if -Wcoverage-mismatch is given.
16939 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16941 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16942 (ipcp_driver): Change to static definition.
16943 Add dumping of the ifunctions.
16944 (constant_val_insert): Remove unused parameter. Support for SSA.
16945 (ipcp_propagate_const): Support for SSA.
16946 (ipcp_profile_bb_print): Print only analyzed nodes.
16947 (ipcp_replace_map_create): Remove support for Fortran constant
16949 * ipa-prop.c (ipa_method_modify_stmt,
16950 ipa_callsite_compute_param): Support for SSA.
16951 * ipa-prop.h (ipcp_driver): Remove declaration.
16952 (IS_VALID_TREE_MAP_INDEX): Add define.
16954 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16956 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16958 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16960 PR middle-end/30447
16961 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16962 constant argument to cabs and do it without checking for
16963 -funsafe-math-optimizations.
16965 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16967 * c-common.h (RID_FIRST_CXX0X): New.
16968 (RID_LAST_CXX0X): New.
16969 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16971 * c.opt (Wc++0x-compat): New.
16972 * doc/invoke.texi (-Wc++0x-compat): Document.
16974 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16976 * builtins.c (fold_builtin_carg): New.
16977 (fold_builtin_1): Use it.
16979 2007-01-24 Jan Hubicka <jh@suse.cz>
16981 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16983 * ipa-inline.c (initial_insns, max_insns): Delete.
16984 (compute_max_insns): New function.
16985 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16986 amount of insns as base for code growth.
16987 (cgraph_decide_inlining): Make initial_insns local; do not compute
16989 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16990 * doc/invoke.texi (inline-unit-growth): Update docs.
16992 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16994 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16995 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16996 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16997 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16998 for CPUs that have PTA_CX16 set.
17000 PR middle-end/27416
17001 * gimplify.c (omp_check_private): New function.
17002 (gimplify_scan_omp_clauses): Use it for
17003 firstprivate/lastprivate/reduction.
17005 PR middle-end/30494
17006 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17007 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17009 PR middle-end/30421
17010 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17011 If lower_lastprivate_clauses emits some statements, append them
17012 to dlist rather than body_p and to body_p append an initializer.
17013 (lower_omp_for): Adjust caller.
17015 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17017 * target.h (globalize_decl_name): New.
17018 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17019 * output.h (default_globalize_decl_name): New.
17020 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17022 (globalize_decl): Ditto.
17023 (default_globalize_decl_name): New.
17024 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17025 (ia64_handle_version_id_attribute): New.
17026 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17027 (ia64_asm_output_external): Use globalize_decl_name instead
17028 of globalize_label.
17029 * doc/extend.texi (version_id): New pragma.
17030 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17032 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17034 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17035 _uleb128_t and _Unwind_SWord with _sleb128_t.
17036 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17037 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17039 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17040 * unwind-pe.h (read_uleb128, read_sleb128,
17041 read_encoded_value_with_base): Likewise.
17042 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17044 2007-01-24 Richard Guenther <rguenther@suse.de>
17046 * builtins.c (expand_builtin_cexpi): Get the fndecl
17047 for cexp in the correct way.
17049 2007-01-24 Jan Hubicka <jh@suse.cz>
17051 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17054 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17056 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17057 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17058 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17059 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17060 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17061 __SIZEOF_PTRDIFF_T__.
17062 * doc/cpp.texi: Documentation for the new builtin macros added.
17064 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17066 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17067 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17068 instead of operands[2] to avoid access past the end of array.
17070 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17072 * reload1.c (emit_reload_insns): Pass the reload register
17073 for a non-spill output reload through forget_old_reloads_1.
17075 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17077 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17078 _SOFT_DOUBLE if doubles use software floating-point.
17079 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17080 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17081 * config/rs6000/darwin-ldouble.c: Also compile functions for
17082 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17083 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17084 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17085 commented-out long double override.
17086 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17087 * config/rs6000/eabispe.h: Likewise.
17088 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17089 long double for non-SPE.
17090 (rs6000_handle_option): Likewise.
17091 (invalid_e500_subreg): Disallow more subregs involding DImode,
17092 DFmode, TImode or TFmode.
17093 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17095 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17097 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17098 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17100 (rs6000_legitimate_address): Also check for TFmode for E500
17102 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17103 (spe_build_register_parallel): Handle TFmode and TCmode.
17104 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17106 (function_arg): Handle TFmode and TCmode for E500 double.
17107 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17109 (print_operand): Handle TFmode and TImode for %y.
17110 (rs6000_generate_compare): Handle TFmode comparisons for E500
17112 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17113 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17114 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17115 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17116 TFmode for E500 double.
17117 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17118 (floatsidf2): Enable for E500 double.
17119 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17120 (extenddftf2): Change to extenddftf2_fprs.
17121 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17122 depending on TARGET_E500_DOUBLE.
17123 (extendsftf2): Enable for E500 double.
17124 (trunctfdf2): Enable for E500 double.
17125 (trunctfsf2): Change to trunctfsf2_fprs.
17126 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17127 depending on TARGET_E500_DOUBLE.
17128 (floatsitf2): Enable for E500 double.
17129 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17130 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17131 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17132 (negtf2): Change to negtf2_internal.
17133 (negtf2): New expander.
17134 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17135 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17136 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17137 (movdi_internal32): Use rs6000_nonimmediate_operand.
17138 (unnamed splitter): Likewise.
17139 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17140 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17141 (SPE64TF, DITI): New mode macros.
17142 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17145 (frob_<mode>_di_2): New.
17146 (frob_tf_di_8_2): New.
17147 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17149 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17151 (frob_ti_<mode>_8_2): New.
17152 (frob_ti_tf_2): New.
17153 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17154 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17156 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17157 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17158 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17159 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17160 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17161 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17164 2007-01-23 Ian Lance Taylor <iant@google.com>
17166 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17168 (OBJS-archive): Reformat, alphabetize.
17169 (OBJS): Change out_object_file to OBJS-md.
17171 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17173 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17174 JUMP_P and CALL_P predicates where applicable.
17175 * config/i386/i386.c: Ditto.
17176 * config/i386/i386.md: Ditto.
17177 * config/i386/mmx.md: Ditto.
17178 * config/i386/predicates.md: Ditto.
17180 2007-01-22 Andreas Schwab <schwab@suse.de>
17182 * config/m68k/m68k.h: Fix comment.
17184 2007-01-22 Jan Hubicka <jh@suse.cz>
17186 * passes.c (init_optimization_passes): Do not rerun
17187 pass_early_warn_uninitialized.
17189 2007-01-22 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/30038
17192 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17194 (execute_cse_sincos_1): Likewise.
17195 (execute_cse_sincos): Likewise.
17196 (gate_cse_sincos): Likewise.
17197 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17198 the cexpi() canonicalization of sincos().
17199 * tree-pass.h (pass_cse_sincos): Declare.
17200 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17202 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17204 PR rtl-optimization/29329
17205 * combine.c (replaced_rhs_insn): Rename to i2mod.
17206 (replaced_rhs_value): Rename to i2mod_new_rhs.
17207 (i2mod_old_rhs): New global variable.
17208 (combine_instructions): Adjust for above change. Save a copy of
17209 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17210 note are substituted in the second instruction.
17211 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17212 ditch the note if it pertains to the second eliminated register
17213 and this register is mentioned in i2mod_old_rhs.
17216 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17218 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17219 the insn to which the note was originally attached.
17221 2007-01-21 Jan Hubicka <jh@suse.cz>
17223 * ipa-inline.c (inlining_mode): Comment, move up.
17224 (cgraph_decide_inlining_incrementally): Do not perform inlining
17225 itself; fix handling of flattening of self recursive functions.
17226 (cgraph_find_cycles): Remove.
17227 (cgraph_flatten_node): Remove.
17228 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17229 (try_inline): New function.
17230 (cgraph_early_inlining): Update call of
17231 cgraph_decide_inlining_incrementally. Apply inlining here.
17232 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17234 2007-01-21 Dirk Mueller <dmueller@suse.de>
17237 * tree-vrp.c (check_array_bounds): do not warn
17238 about ADDR_EXPR's of ARRAY_REF's which are immediately
17239 used in binary expressions.
17241 2007-01-21 Ira Rosen <irar@il.ibm.com>
17243 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17244 read_write_dep and macros for its access.
17245 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17246 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17247 argument, call vect_check_interleaving for every independent pair of
17248 data-refs. Mark loads that access the same memory location as a store
17250 (vect_check_dependences): Remove.
17251 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17252 call, fix the call to vect_analyze_data_ref_dependence.
17253 (vect_analyze_data_ref_access): For statements that access the same
17254 data-ref, check that they are not stores; for loads, check that there
17255 is no store that access the same location.
17257 2007-01-20 Roger Sayle <roger@eyesopen.com>
17258 Joseph Myers <joseph@codesourcery.com>
17260 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17261 (-fdump-rtl-stack): Likewise.
17262 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17263 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17264 (-mpt-fixed): Use @minus{} for minus sign.
17265 (Using Precompiled Headers): Fix under/overfull hbox.
17267 2007-01-20 Jan Hubicka <jh@suse.cz>
17269 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17270 place within annotation.
17272 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17274 * pa.c (output_move_double): Change array size of xoperands to 4.
17276 2007-01-20 Jan Hubicka <jh@suse.cz>
17278 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17281 2007-01-19 Ian Lance Taylor <iant@google.com>
17283 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17284 constant to unsigned HOST_WIDE_INT before negating.
17286 2007-01-19 Ian Lance Taylor <iant@google.com>
17288 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17290 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17291 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17292 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17293 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17294 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17295 (realloc_vdef, realloc_vuse): Change second parameter to
17297 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17298 fields to unsigned.
17299 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17300 unsigned. Change x and lim locals to unsigned.
17301 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17303 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17304 (copy_virtual_operands): Change i and n locals to unsigned.
17306 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17308 PR middle-end/29335
17309 * builtins.c (fold_builtin_1): Handle builtin fdim.
17311 2007-01-20 Jan Hubicka <jh@suse.cz>
17313 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17314 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17315 init_alias_heapvars.
17316 (init_alias_heapvars): Initialize only when not already initialized.
17317 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17319 2007-01-19 Roger Sayle <roger@eyesopen.com>
17321 * common.opt (fsigned-zeros): New command line option.
17322 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17323 of flag_unsafe_math_optimizations.
17324 * opts.c (set_fast_math_flags): The -ffast-math command line option
17325 implies -fno-signed-zeros.
17326 (fast_math_flags_set_p): Likewise.
17328 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17329 the documentation of -ffast-math appropriately. Wrap long lines.
17331 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17333 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17334 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17336 2007-01-19 Tomas Bily <tbily@suse.cz>
17338 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17340 (tree_init_ic_make_global_vars): New function
17341 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17342 (tree_gen_ic_profiler): New function
17343 (tree_gen_ic_func_profiler): New function
17344 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17345 (tree_profile_hooks): Added hook for indirec/virtual calls
17346 * value-prof.c (tree_find_values_to_profile): New case for
17348 (tree_values_to_profile): Call for determining indirect/virtual
17350 (tree_indirect_call_to_profile): New function
17351 (tree_ic_transform): New function
17352 (tree_ic): New function
17353 (find_func_by_pid): New function
17354 (init_pid_map): New function
17355 (tree_value_profile_transformations): Added check for
17356 indirect/virtual call transformation
17357 * value-prof.h (enum hist_type): New counter type for
17358 indirect/virtual calls
17359 (profile_hooks): Added new hook for profiling indirect/virtual
17361 * profile.c (instrument_values): New case for indirect/virtual
17363 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17364 (GCOV_COUNTER_V_INDIR): New counter type
17365 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17366 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17368 * cgraph.c: Definition of cgraph_max_pid
17369 (cgraph_create_node): Default init of pid attribute
17370 * cgraph.h: Declaration of cgraph_max_pid
17371 (struct cgraph_node): Added pid attribute
17372 * libgcov.c (__gcov_indirect_call_profiler): New function
17373 (__gcov_one_value_profiler_body): New function
17374 (__gcov_one_value_profiler): Body was moved to
17375 __gcov_one_value_profiler_body and calls it
17377 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17379 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17380 * gengtype.c (write_types_data, write_func_for_structure,
17381 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17382 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17383 (walk_type, write_func_for_structure): Generate the mark_hook if
17386 2007-01-19 Jan Hubicka <jh@suse.cz>
17388 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17389 'early' argument take inlining mode argument specifying whether to
17390 inline for size/speeed or all functions; add support for flattening;
17392 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17394 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17397 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17398 the name of the declared identifier.
17400 2007-01-19 Dirk Mueller <dmueller@suse.de>
17402 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17403 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17404 duplicate evaluation.
17406 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17408 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17409 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17410 to XFMode, use acosxf2 and truncate result to requested mode.
17411 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17412 (asin<mode>2): Similarly, with asin expanders.
17413 (*fscalexf4_i387): Rename from *fscalexf4.
17414 (expNcorexf3): New expander.
17415 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17416 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17417 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17418 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17419 patterns for SSE math.
17420 (exp10<mode>2): Similarly, with exp10 expanders.
17421 (exp2<mode>2): Similarly, with exp2 expanders.
17422 (expm1<mode>2): Similarly, with expm1 expanders.
17423 (ldexp<mode>3): Similarly, with ldexp expanders.
17424 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17425 Use gen_truncxf<mode>2_i387_noop to truncate result.
17427 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17429 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17430 for ColdFire targets.
17432 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17433 Richard Sandiford <richard@codesourcery.com>
17435 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17436 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17437 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17438 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17439 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17440 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17442 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17444 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17445 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17446 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17447 (*adddi_dilshr32_cf): New pattern.
17448 (adddi3, subdi3): Remove first alternatives.
17450 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17452 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17453 implemented using move.l, do not use its cc result for floating-point
17456 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17458 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17459 from accepting 's' constraints if flag_pic.
17461 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17463 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17464 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17465 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17466 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17468 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17470 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17471 ColdFire alternatives.
17472 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17473 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17474 architectures that support ff1 instruction.
17476 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17477 Julian Brown <julian@codesourcery.com>
17479 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17480 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17481 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17484 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17486 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17488 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17489 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17490 HOST_WIDE_INT instead of an rtx.
17491 (m68k_rtx_costs): Update call accordingly.
17492 (output_move_const_into_data_reg): Likewise. Fix formatting.
17493 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17495 (output_move_simode_const): Update calls after above changes.
17496 Rework to use automatic variables and predicates like MEM_P.
17497 * config/m68k/m68k.md (pushexthisi_const): Update call to
17500 2007-01-19 Dirk Mueller <dmueller@suse.de>
17502 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17503 in dump_flags test.
17505 2007-01-19 Richard Guenther <rguenther@suse.de>
17507 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17508 via cexp in case sincos is not available.
17510 2007-01-19 Richard Guenther <rguenther@suse.de>
17512 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17513 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17514 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17515 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17516 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17517 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17518 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17519 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17521 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17523 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17525 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17526 (atan2xf3): Directly generate RTL pattern.
17527 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17528 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17529 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17530 disable patterns for SSE math.
17531 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17532 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17533 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17534 disable patterns for SSE math.
17536 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17538 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17540 2007-01-18 Roger Sayle <roger@eyesopen.com>
17542 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17543 VIEW_CONVERT_EXPR to the same type as it's operand.
17545 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17547 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17548 configured for long double 128.
17550 2007-01-18 Mike Stump <mrs@apple.com>
17552 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17555 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17557 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17560 2007-01-18 Jan Hubicka <jh@suse.cz>
17562 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17563 greater than NUM_VOP_FREE_BUCKETS.
17565 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17567 * tree-ssa-structalias.c: Update comments.
17568 (ptabitmap_obstack): Removed.
17569 (pta_obstack): New.
17570 (oldpta_obstack): Ditto.
17571 (stats): Add a few members.
17572 (struct variable_info): Remove node, complex, address_taken, and
17573 indirect_target members. Add oldsolution member.
17574 (new_var_info): Do not initialize removed members.
17575 (constraint_expr_type): Remove INCLUDES.
17576 (constraint_graph): Add size, implicit_preds, rep,
17577 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17578 (FIRST_REF_NODE): New macro.
17579 (LAST_REF_NODE): Ditto.
17580 (FIRST_ADDR_NODE): Ditto.
17581 (find): New function.
17583 (dump_constraint): Do not handle INCLUDES.
17584 (insert_into_complex): Do not insert duplicate constraints.
17585 (condense_varmap_nodes): Renamed and rewritten into ...
17586 (merge_node_constraints): This. Also fix bug in handling of
17587 offseted copy constraints.
17588 (clear_edges_for_node): No longer need to deal with preds at all,
17589 or removing associated preds/succs.
17590 (merge_graph_nodes): Deal with indirect_cycles.
17591 Don't deal with predecessors.
17592 (add_implicit_graph_edge): New function.
17593 (add_pred_graph_edge): Ditto.
17594 (add_graph_edge): Don't deal with predecessors.
17595 (build_constraint_graph): Removed.
17596 (build_pred_graph): New function.
17597 (build_succ_graph): Ditto.
17598 (struct scc_info): Removed in_component. Added roots, dfs, and
17599 node_mapping. Remove visited_index, unification_queue.
17600 (scc_visit): Deal with union-find we do now.
17601 Deal with cycles with REF nodes.
17602 (collapse_nodes): Renamed and rewritten to ...
17603 (unify_nodes): This.
17604 (process_unification_queue): Removed.
17605 (topo_visit): Cleanup
17606 (do_da_constraint): Use find.
17607 (do_sd_constraint): Ditto.
17608 (do_ds_constraint): Ditto.
17609 (do_complex_constraint): Ditto.
17610 (init_scc_info): Update for removed and added members.
17611 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17612 (find_indirect_cycles): This.
17613 (equivalence_class): New variable.
17614 (label_visit): New function.
17615 (perform_variable_substitution): Rewritten.
17616 (free_var_substitution_info): New function.
17617 (find_equivalent_node): Ditto.
17618 (move_complex_constraints): Ditto.
17619 (eliminate_indirect_cycles): Ditto.
17620 (solve_graph): Only propagate changed bits.
17621 Use indirect cycle elimination.
17623 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17624 (tree_id_eq): Renamed to ...
17625 (tree_vi_eq): This. Update for member change
17626 (insert_id_for_tree): Renamed and rewritten to ...
17627 (insert_vi_for_tree): This.
17628 (lookup_id_for_tree): Renamed and rewritten to ...
17629 (lookup_vi_for_tree): This.
17630 (get_id_for_tree): Renamed and rewritten to ...
17631 (get_vi_for_tree): Ditto.
17632 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17633 (process_constraint): Don't handle INCLUDES.
17634 Remove special ADDRESSOF case.
17635 (find_func_aliases): Rewrite to use vi functions instead of id
17637 (create_function_info_for): Ditto.
17638 (create_variable_info_for): Ditto.
17639 (intra_create_variable_infos): Ditto.
17640 (merge_smts_into): Ditto.
17641 (find_what_p_points_to): Ditto.
17642 (init_base_vars): Ditto.
17643 (init_alias_vars): Ditto.
17644 (remove_preds_and_fake_succs): New function.
17645 (dump_sa_points_to_info): Dump new stats.
17646 (dump_solution_for_var): Use find.
17647 (set_used_smts): Fix formatting.
17648 (compute_points_to_sets): Updated for new functions.
17649 (ipa_pta_execute): Ditto.
17651 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17652 Richard Sandiford <richard@codesourcery.com>
17654 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17656 * calls.c (expand_call): If the return value is a PARALLEL,
17657 extract its first member.
17658 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17659 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17660 use FUNCTION_EXTRA_EPILOGUE.
17661 (m68k_function_value): Return a PARALLEL if the return value
17662 is of a pointer type.
17663 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17664 (FUNCTION_EXTRA_EPILOGUE): Remove.
17665 * config/m68k/m68k.md (D0_REG): New constant.
17667 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17669 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17670 output a NOP for empty epilogues.
17672 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17674 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17675 before function. Extend register save check to include all
17676 registers, not just integer ones.
17678 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17680 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17681 (m68k_use_return_insn): ...this.
17682 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17683 * config/m68k/m68k.c (use_return_insn): Rename to...
17684 (m68k_use_return_insn): ...this.
17685 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17686 of USE_RETURN_INSN.
17688 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17690 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17691 nearest even, fix denormal rounding overflow.
17693 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17695 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17696 f%$smove and f%$move.
17697 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17698 (extendsfdf2_cf): Use fdmove instead of f%&move.
17699 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17700 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17702 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17704 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17709 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17710 (coldfire_single_format): Declare.
17711 (coldfire_double_format): Likewise.
17712 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17713 of qnan_msb_set to determine the lower bits of a canonical
17715 (encode_ieee_double): Likewise.
17716 (encode_ieee_quad): Likewise.
17717 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17718 (mips_single_format): Likewise.
17719 (ieee_double_format): Likewise.
17720 (mips_double_format): Likewise.
17721 (ieee_extended_motorola_format): Likewise.
17722 (ieee_extended_intel_96_format): Likewise.
17723 (ieee_extended_intel_128_format): Likewise.
17724 (ieee_extended_intel_96_round_53_format): Likewise.
17725 (ibm_extended_format): Likewise.
17726 (mips_extended_format): Likewise.
17727 (ieee_quad_format): Likewise.
17728 (mips_quad_format): Likewise.
17729 (vax_f_format): Likewise.
17730 (vax_d_format): Likewise.
17731 (vax_g_format): Likewise.
17732 (i370_single_format): Likewise.
17733 (i370_double_format): Likewise.
17734 (decimal_single_format): Likewise.
17735 (decimal_double_format): Likewise.
17736 (decimal_quad_format): Likewise.
17737 (c4x_single_format): Likewise.
17738 (c4x_extended_format): Likewise.
17739 (real_internal_format): Likewise.
17740 (coldfire_single_format): New real_format.
17741 (coldfire_double_format): Likewise.
17742 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17743 canonical_nan_lsbs_set.
17744 (pdp11_d_format): Likewise.
17745 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17746 if TARGET_COLDFIRE_CPU.
17748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17750 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17751 (output_call, m68k_legitimize_call_address): Declare.
17752 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17753 parenthesees. Add support for a 'W' constraint.
17754 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17755 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17756 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17757 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17759 (override_options): Initialize them. Do not set flag_no_function_cse
17760 for TARGET_ID_SHARED_LIBRARY.
17761 (m68k_output_pic_call): Delete.
17762 (m68k_legitimize_call_address): New function.
17763 (print_operand): Remove the %o prefix. Handle the %p prefix.
17764 (output_call): New function.
17765 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17766 target address from the GOT if symbolic jumps are not allowed.
17767 * config/m68k/m68k.md (call, general_operand): Do not set
17768 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17769 Merge separate flag_pic and !flag_pic define_insns into...
17770 (*call, *call_value): ...these new patterns. Match the address
17771 rather than the containing MEM and require it to be a call_operand.
17772 Use output_call to generate the asm template.
17773 * config/m68k/predicates.md (const_call_operand): New predicate.
17774 (call_operand): Likewise.
17776 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17778 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17779 (STACK_GROWS_DOWNWARD): Define to 1.
17780 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17781 comments, emphasizing that these values are only defaults.
17782 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17783 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17787 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17789 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17790 Richard Sandiford <richard@codesourcery.com>
17792 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17793 (FP_REGNO_P): New macros.
17794 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17795 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17796 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17797 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17799 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17801 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17802 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17804 * config/m68k/t-floatlib: New file, extracting common code from...
17805 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17806 * config/m68k/t-uclinux: Here.
17807 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17808 routines on ColdFire targets.
17810 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17812 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17813 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17814 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17815 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17816 explicitly set MOTOROLA to 1.
17817 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17819 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17820 Nathan Sidwell <nathan@codesourcery.com>
17822 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17823 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17824 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17825 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17826 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17827 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17828 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17829 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17830 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17831 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17832 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17833 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17834 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17835 (DBX_REGISTER_NUMBER): Delete.
17836 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17837 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17838 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17840 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17842 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17843 * config/flat.h: New file.
17844 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17845 OBJECT_FORMAT_FLAT.
17846 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17847 indirect references for -msep-data or -mid-shared-library.
17848 Do not use PC-relative code addresses either.
17849 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17851 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17852 for shared libraries and crt1.o for executables. Use crti.o and
17854 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17855 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17856 Do not add -elf2flt or -shared-lib-id options here.
17857 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17858 Pass -shared-lib-id if -mid-shared-library, taking the library
17859 identifier from -mshared-library-id if given, otherwise
17861 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17862 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17863 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17864 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17865 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17866 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17868 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17869 jump sequence for ISA A and ISA A+.
17870 (PICJUMP): Likewise.
17872 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17874 * config.gcc (m68k-*-uclinux*): Base the port on the common
17875 and m68k GNU/Linux files rather than on the generic ELF ones.
17876 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17877 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17879 2007-01-18 Julian Brown <julian@codesourcery.com>
17880 Richard Sandiford <richard@codesourcery.com>
17882 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17883 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17884 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17886 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17887 80 unconditionally.
17888 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17890 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17892 * doc/install.texi: Document m68k-uclinuxoldabi.
17893 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17894 * config/m68k/uclinux-oldabi.h: New file, copied from
17895 config/m68k/uclinux.h.
17897 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17899 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17900 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17901 (m32r_compute_frame_size): Use unsigned for regno.
17902 (m32r_reload_lr): Use gen_frame_mem.
17904 (m32r_output_function_epilogue): Don't output the function epilogue
17906 (m32r_expand_epilogue): New.
17907 (direct_return): Return false if the function has the interrupt
17909 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17910 * config/m32r/m32r.md (epilogue): New expander.
17911 (return_lr, return_rte): New insns.
17912 (return): Make it expander.
17913 (return_normal): New expander.
17915 2007-01-18 Josh Conner <jconner@apple.com>
17918 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17919 support for UNLE, UNLT, UNGE, and UNGT.
17921 2007-01-18 Jan Hubicka <jh@suse.cz>
17923 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17924 * tree-tailcall (add_virtual_phis): Likewise.
17925 (optimize_tail_call): Return TODOs.
17926 (execute_tail_calls): Return TODOs.
17927 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17928 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17930 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17931 Cleanup cfg using TODO.
17932 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17933 * passes.c (execute_function_todo): When cleanup did something, remove
17935 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17936 (make_edges): Don't cleanup_cfg.
17938 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17940 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17941 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17942 operate on the top of stack.
17943 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17944 register handling of instructions that output to the second
17946 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17947 (move_for_stack_reg): Special-case check for dead destination
17948 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17950 * config/i386/i386.md (UNSPEC_TAN): New constant.
17951 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17952 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17953 to correctly model move of constant 1.0 to top stack slot.
17954 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17955 (unnamed peephole2 pattern): Remove corresponding peephole2
17956 pattern that optimizes tan insn and loading of constant 1.0.
17957 (tanxf2): Use fptanxf4_i387.
17958 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17959 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17960 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17961 disable patterns for SSE math.
17962 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17963 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17965 2007-01-18 Dirk Mueller <dmueller@suse.de>
17966 Richard Guenther <rguenther@suse.de>
17969 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17970 * common.opt (Warray-bounds): Add new warning option.
17971 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17973 * Makefile.in: make tree-vrp.o depend on toplev.h
17974 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17976 (check_array_refs, check_array_bounds, check_array_ref): New.
17978 2007-01-18 Jan Hubicka <jh@suse.cz>
17980 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17981 (execute_ssa_ccp): Return flags conditionally.
17982 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17984 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17986 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17988 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17989 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17991 * Makefile.c (GTFILES): Add cfglayout.h.
17992 * gengtype.c (open_base_files): Likewise.
17993 * cfglayout.c (cfg_layout_function_footer,
17994 cfg_layout_function_header) Reindent to make gengtype happy.
17995 * cfglayout.h (cfg_layout_function_footer,
17996 cfg_layout_function_header): Add GTY(()) marker.
17998 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18000 2007-01-18 Ben Elliston <bje@au.ibm.com>
18002 * genautomata.c (write_automata): Include xstrerror output in the
18003 error message if writing the DFA description file fails.
18005 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18007 * config/mips/mips-protos.h (mips_output_external): Make it
18009 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18010 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18011 (extern_list): Likewise.
18012 (extern_head): Likewise.
18013 (TARGET_ASM_FILE_END): Likewise.
18014 (mips_file_end): Likewise.
18015 (mips_output_external): Rewritten.
18017 2007-01-18 Ben Elliston <bje@au.ibm.com>
18019 * genpreds.c (write_insn_preds_c): Only write out the function
18020 body for regclass_for_constraint if we have register constraints.
18022 2007-01-17 Tom Tromey <tromey@redhat.com>
18024 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18025 * doc/install.texi (Testing): Use sourceware.org.
18026 (Binaries): Likewise.
18027 (Specific): Likewise.
18028 * doc/contrib.texi (Contributors): Use sourceware.org.
18030 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18032 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18033 (AVR_ENHANCED): Rename to ...
18034 (AVR_HAVE_MUL): ... new.
18035 (avr_enhanced_p): Rename to ...
18036 (avr_have_mul_p): ... new.
18037 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18038 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18039 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18040 (avr_have_mul_p): ... new.
18041 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18042 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18043 'avr_enhanced_p' and 'enhanced'.
18044 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18045 AVR_HAVE_MUL instead of AVR_ENHANCED.
18046 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18047 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18048 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18049 instead of AVR_ENHANCED.
18050 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18051 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18052 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18054 2007-01-17 Ian Lance Taylor <iant@google.com>
18056 * vec.h (VEC_reserve_exact): Define.
18057 (vec_gc_p_reserve_exact): Declare.
18058 (vec_gc_o_reserve_exact): Declare.
18059 (vec_heap_p_reserve_exact): Declare.
18060 (vec_heap_o_reserve_exact): Declare.
18061 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18063 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18064 negative parameter.
18065 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18066 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18067 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18068 * vec.c (calculate_allocation): Add exact parameter. Change all
18070 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18071 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18072 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18073 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18074 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18075 (vec_heap_p_reserve_exact): New function.
18076 (vec_heap_o_reserve_exact): New function.
18078 2007-01-17 Jan Hubicka <jh@suse.cz>
18080 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18082 2007-01-17 Eric Christopher <echristo@apple.com>
18084 * config.gcc: Support core2 processor.
18086 2007-01-16 Jan Hubicka <jh@suse.cz>
18088 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18089 the names, just unlink the chain so we don't crash on dangling
18093 2007-01-16 Jan Hubicka <jh@suse.cz>
18095 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18096 * tree-pass.h: Reorder to make IPA passes appear toegher.
18097 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18099 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18100 parameters, do not call early inliner.
18101 * ipa-inline.c: Update comments. Include tree-flow.h
18102 (cgraph_decide_inlining): Do not compute inlining parameters.
18103 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18104 be called with function context set up.
18105 (pass_ipa_inline): Remove unreachable functions before pass.
18106 (cgraph_early_inlining): Simplify assuming to be called from the
18108 (pass_early_inline): New pass.
18109 (cgraph_gate_ipa_early_inlining): New gate.
18110 (pass_ipa_early_inline): Turn into simple wrapper.
18111 (compute_inline_parameters): New function.
18112 (gate_inline_passes): New gate.
18113 (pass_inline_parameters): New pass.
18114 (apply_inline): Move here from tree-optimize.c
18115 (pass_apply_inline): New pass.
18116 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18118 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18119 doing them by hand.
18120 (tree_function_versioning): Do not allocate dummy struct function.
18121 * tree-inline.h (optimize_inline_calls): Update prototype.
18122 * tree-optimize.c (execute_fixup_cfg): Export.
18123 (pass_fixup_cfg): Remove
18124 (tree_rest_of_compilation): Do not apply inlines.
18125 * tree-flow.h (execute_fixup_cfg): Declare.
18126 * Makefile.in (gt-passes.c): New.
18127 * passes.c: Include gt-passes.h
18128 (init_optimization_passes): New passes.
18129 (nnodes, order): New static vars.
18130 (do_per_function_toporder): New function.
18131 (execute_one_pass): Dump current pass here.
18132 (execute_ipa_pass_list): Don't dump current pass here.
18134 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18136 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18137 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18139 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18141 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18142 (strong_alias): Define.
18143 (__gcc_qmul): Provide non-FMA for soft-float.
18144 (__gcc_qdiv): Same.
18149 (__gcc_qunord): New.
18159 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18160 soft-float functions.
18161 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18162 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18163 about long double soft float.
18165 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18166 Tehila Meyzels <tehila@il.ibm.com>
18168 * tree-vectorizer.h (is_pattern_stmt_p): New.
18169 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18170 formatting (tabs instead of spaces). Cleanup and clarify setting
18171 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18172 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18173 (vectorizable_type_demotion): Check that types are integral.
18174 (vectorizable_type_promotion): Likewise.
18175 (vectorizable_store): Fix typo. Eliminate new-line at end of
18178 2007-01-16 Jan Hubicka <jh@suse.cz>
18180 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18183 2007-01-15 Eric Christopher <echristo@apple.com>
18185 * ifcvt.c: Include vec.h, vecprim.h.
18186 (check_cond_move_block): New argument regs.
18187 Reorganize. Add registers used to regs.
18188 (cond_move_process_if_block): Use regs set above as
18191 2007-01-15 Eric Christopher <echristo@apple.com>
18193 * config/darwin.h: Update copyright.
18194 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18195 (LINK_COMMAND_SPEC): Add -u.
18196 (LINK_SPEC): Fix umbrella for above.
18198 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18200 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18203 2007-01-15 Tom Tromey <tromey@redhat.com>
18205 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18206 * doc/install.texi (Testing): Don't mention jacks.
18207 (Configuration): Document --enable-java-maintainer-mode. Move
18208 --with-java-home to libgcj-specific section. Document
18210 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18212 2007-01-15 Jan Hubicka <jh@suse.cz>
18214 * tree-ssa-dce.c (DCE_TODOs): New.
18215 (propagate_necessity): Return if something changed.
18216 (eliminate_unnecessary_stmts): Likewise.
18217 (perform_tree_ssa_dce): Return TODO flags when needed.
18218 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18220 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18222 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18223 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18224 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18225 patterns using X87MODEF12 mode macro. Extend operand 1
18226 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18227 (log10<mode>2): Ditto.
18228 (log2<mode>2): Ditto.
18229 (log1p<mode>2): Ditto.
18230 (logb<mode>2): Ditto.
18231 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18232 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18233 (*fxtractxf3_i387): Rename from *fxtractxf3.
18234 (fxtract_extend<mode>xf3_i387): New insn pattern.
18235 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18236 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18237 and gen_fyl2xxf3_i387().
18239 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18241 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18242 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18243 get_loop_exit_edges. Changed return type to bool.
18244 * cfgloop.h (fix_loop_placement): Declaration removed.
18246 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18248 * param.h (MIN_VECT_LOOP_BOUND): New.
18249 * params.def (MIN_VECT_LOOP_BOUND): New.
18250 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18251 argument - minimum threshold for number of iterations.
18252 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18253 argument to declaration.
18254 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18255 MIN_VECT_LOOP_BOUND.
18256 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18257 slpeel_tree_peel_loop_to_edge with additional argument.
18258 (vect_do_peeling_for_alignment): Likewise.
18259 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18261 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18264 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18265 operands of size 1.
18267 2007-01-14 Jan Hubicka <jh@suse.cz>
18269 * tree-dfa.c (remove_referenced_var): New function.
18270 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18271 prune referenced vars list too.
18272 * tree-flow.h (remove_referenced_var): Declare.
18274 2007-01-14 Jan Hubicka <jh@suse.cz>
18276 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18278 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18279 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18280 * except.h (verify_eh_throw_table_statements): Kill prototype.
18281 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18282 into call exrepssions.
18283 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18285 * tree-cfg.c: Include pointer-set.h.
18286 (verify_node_sharing): Work on pointer set.
18287 (verify_eh_throw_stmt_node): New.
18288 (verify_stmts): Use pointers sets, verify throw_stmt.
18290 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18292 * ipa-reference.c (analyze_function): Consider also addresses taken
18295 2007-01-12 Roger Sayle <roger@eyesopen.com>
18297 * c-typeck.c (null_pointer_constant_p): Replace use of
18298 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18299 (build_c_cast): Likewise.
18301 2007-01-12 Roger Sayle <roger@eyesopen.com>
18303 * tree.h (force_fit_type_double): Remove unused final argument.
18304 * c-common.c (constant_expression_warning): Replace use of
18305 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18306 (convert_and_check): Likewise.
18307 (shorten_compare): Update call to force_fit_type_double.
18308 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18309 * convert.c (convert_to_pointer): Update call to
18310 force_fit_type_double.
18311 * fold-const.c (force_fit_type_double): Remove overflowed_const
18313 (int_const_binop, fold_convert_const_int_from_int,
18314 fold_convert_const_int_from_real, fold_div_compare,
18315 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18316 fold_abs_const, fold_not_const): Remove the final argument from
18317 calls to force_fit_type_double.
18319 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18321 * configure.ac: Set insn to "nop" for spu-*-* also.
18322 * configure: Regenerate.
18324 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18326 * builtins.def : Add BUILT_IN_FREE.
18328 2007-01-12 Jan Hubicka <jh@suse.cz>
18330 PR tree-optimization/30443
18331 * tree-inline.c (tree_function_versioning): Do not optimize when
18332 cloning for inlining.
18334 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18336 * doc/loop.texi: Document recording of loop exits.
18337 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18338 (update_single_exits_after_duplication,
18339 update_single_exit_for_duplicated_loop,
18340 update_single_exit_for_duplicated_loops): Removed.
18341 (duplicate_loop_to_header_edge): Do not call
18342 update_single_exits_after_duplication and
18343 update_single_exit_for_duplicated_loops.
18344 (loop_version): Do not update single_exit information.
18345 (fix_loop_structure): Use record_loop_exits instead of
18346 mark_single_exit_loops.
18347 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18348 the lists of loop exits.
18349 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18350 split_edge, merge_blocks): Update the lists of loop exits.
18351 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18352 loop_optimizer_init.
18353 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18354 of mark_single_exit_loops.
18355 (loop_optimizer_finalize): Call release_recorded_exits.
18356 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18357 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18358 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18359 update single exit information.
18360 * lambda-code.c (perfect_nestify): Ditto.
18361 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18362 (mark_single_exit_loops): Removed.
18363 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18364 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18365 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18367 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18368 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18369 (verify_loop_structure): Verify consistency of the exit lists.
18370 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18371 (set_single_exit): Removed.
18372 * cfgloop.h (struct loop_exit): New function.
18373 (struct loop): single_exit_ field replaced by exits field.
18374 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18375 LOOPS_HAVE_RECORDED_EXITS.
18376 (struct loops): Added exits hash.
18377 (mark_single_exit_loops, set_single_exit): Declaration removed.
18378 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18382 * doc/invoke.texi: Avoid use of @headitem.
18384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18386 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18388 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18390 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18394 Richard Sandiford <richard@codesourcery.com>
18396 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18397 * config/m68k/m68k.opt: Resort options.
18398 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18400 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18401 Richard Sandiford <richard@codesourcery.com>
18403 * doc/invoke.texi: Document the macros that are defined by
18404 m68k's -mtune and -mhard-float options.
18405 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18406 (m68k_cpp_cpu_family): Likewise.
18407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18408 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18409 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18410 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18411 (m68k_cpp_cpu_family): Likewise.
18413 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18415 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18416 macros besides mc68000 as tuning macros. Use a switch statement
18417 to set them and mcpu32.
18419 2007-01-12 Julian Brown <julian@codesourcery.com>
18421 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18422 (TARGET_68040_ONLY): Rename to...
18423 (TARGET_68040): ...this.
18424 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18425 * config/m68k/m68k.md: Likewise.
18427 2007-01-12 Julian Brown <julian@codesourcery.com>
18428 Nathan Sidwell <nathan@codesourcery.com>
18429 Richard Sandiford <richard@codesourcery.com>
18431 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18432 the -mcpu= argument associated with the --with-cpu setting.
18433 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18434 if different from the one implied by the -mcpu setting.
18435 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18436 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18437 * doc/invoke.texi: Mention ColdFire in the introduction to the
18438 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18439 -mno-div and -mhard-float options. Make -m68881 a synonym for
18440 -mhard-float. Document the previously-undocumented -m5206e,
18441 -m528x, -m5307 and -m5407 options. Tweak the existing option
18442 documentation for consistency.
18443 * doc/install.texi: Mention new --with-cpu arguments.
18444 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18445 default CPU if neither -mcpu nor -march are specified.
18446 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18447 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18448 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18449 using m68k_tune to decide between families that implement the
18450 same ISA. Use m68k_tune to set __mcfv4e__.
18451 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18452 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18453 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18454 (FL_ISA_C, FL_ISA_MMU): New macros.
18455 (MASK_COLDFIRE): Delete.
18456 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18457 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18458 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18459 (TARGET_HARD_FLOAT): Do not define here.
18460 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18461 (TUNE_68000): New macro.
18462 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18463 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18464 (TUNE_CFV2): Redefine in terms of m68k_tune.
18465 (uarch_type, target_device, fpu_type): New enums.
18466 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18467 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18468 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18469 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18470 (FL_FOR_isa_c): New macros.
18471 (m68k_isa): New enum.
18472 (m68k_target_selection): New structure.
18473 (all_devices, all_isas, all_microarchs): New tables.
18474 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18475 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18476 (MASK_ALL_CPU_BITS): Delete.
18477 (m68k_find_selection): New function.
18478 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18479 Map the legacy target options to a combination of the new ones.
18480 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18481 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18482 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18484 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18485 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18487 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18488 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18489 * config/m68k/m68k-devices.def: New file.
18491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18492 Nathan Sidwell <nathan@codesourcery.com>
18494 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18495 (SUBTARGET_EXTRA_SPECS): New macros.
18496 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18497 use %(asm_cpu_spec) instead.
18498 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18499 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18500 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18501 (EXTRA_SPECS): Rename to...
18502 (SUBTARGET_EXTRA_SPECS): ...this.
18504 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18505 Richard Sandiford <richard@codesourcery.com>
18506 Julian Brown <julian@codesourcery.com>
18508 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18509 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18510 to the configuration's default CPU.
18511 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18512 Remove default masks.
18513 (m680[012]0-*-*): Set the default with_cpu to the first part of
18515 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18516 (m68k*-*-linux): Extend the --with-cpu handling to...
18517 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18518 and m68010. Don't set target_cpu_default2.
18519 * doc/install.texi: Document --with-cpu for m68k.
18520 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18521 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18522 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18523 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18524 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18525 (ASM_SPEC): Remove use of %(asm_cpu_default).
18526 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18527 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18528 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18529 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18530 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18531 (TARGET_DEFAULT): Delete.
18532 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18533 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18534 (CPP_CPU_SPEC): Delete.
18535 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18536 the appropriate string.
18537 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18538 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18539 (ASM_SPEC): Don't use %(asm_default_spec).
18540 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18541 TARGET_DEFAULT and add MASK_68881.
18542 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18546 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18547 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18548 MASK_68010 alongside MASK_68020.
18549 * doc/invoke.texi: Document -m68010.
18550 * config/m68k/m68k.opt (m68010): New.
18551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18553 (TUNE_68010): New macro.
18554 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18555 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18556 (M68K_CPU_m68332): Add MASK_68010.
18557 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18558 fallback definition.
18559 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18561 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18562 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18563 to all entries that use MASK_68020.
18564 (output_move_simode_const, output_move_himode, output_move_qimode)
18565 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18566 instead of TARGET_68020 to select clr behavior. Remove comment
18567 about there being no TARGET_68010.
18568 * config/m68k/m68k.md: Likewise throughout.
18570 2007-01-12 Julian Brown <julian@codesourcery.com>
18572 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18573 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18574 * config/m68k/m68k.md: Likewise.
18576 2007-01-12 Julian Brown <julian@codesourcery.com>
18578 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18579 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18581 2007-01-12 Julian Brown <julian@codesourcery.com>
18583 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18584 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18585 * config/m68k/m68k.md: Likewise.
18587 2007-01-12 Julian Brown <julian@codesourcery.com>
18588 Richard Sandiford <richard@codesourcery.com>
18590 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18591 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18592 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18594 (TARGET_CPU32): Rename to...
18595 (TUNE_CPU32): ...this.
18596 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18597 (TUNE_CFV2): New macros.
18598 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18599 remove conditions that are implied by TARGET_68020.
18600 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18601 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18602 (m68k_output_function_epilogue): Likewise.
18603 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18604 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18605 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18606 non-68000 timings. Refactor multiplication and division costs.
18607 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18608 TUNE_CPU32 instead of TARGET_CPU32.
18609 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18610 and TUNE_68060 instead of TARGET_68060.
18611 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18612 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18614 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18615 && !TARGET_COLDFIRE" to choose between moveq and clr.
18616 Likewise in the unnamed movsf pattern.
18617 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18618 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18621 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18623 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18624 of tabbing before backslashes.
18626 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18628 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18629 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18630 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18632 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18634 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18635 find_interesting_uses_cond.
18636 (find_interesting_uses_cond): Use extract_cond_operands.
18637 (rewrite_use_compare): Use extract_cond_operands and
18638 force_gimple_operand_bsi. Do not call update_stmt.
18639 (determine_use_iv_cost_condition): Use extract_cond_operands.
18640 Return cheaper of using original bound and changing the exit bound.
18642 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18644 PR tree-optimization/29516
18645 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18646 most_expensive_mult_to_index, addr_to_parts,
18647 create_mem_ref, maybe_fold_tmr): Make the type of
18648 fields of TARGET_MEM_REF sizetype.
18649 (move_fixed_address_to_symbol, move_pointer_to_base):
18651 * tree.def (TARGET_MEM_REF): Add comment on types of
18654 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18656 * c-common.c (vector_types_convertible_p): Treat opaque types as
18657 always convertible if they have the same size, but not otherwise.
18659 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18661 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18662 Remove the b_unconditional field.
18663 (noce_try_sign_mask): Do not look at b_unconditional.
18664 (noce_process_if_block): Do not use merge_if_blocks. Update
18665 the CFG here. Do not set b_unconditional.
18666 (cond_move_process_if_block): Likewise.
18667 (find_cond_trap): Likewise.
18668 (check_cond_move_block): Require simple jump insns at the end
18669 of the basic block.
18671 2007-01-11 Jan Hubicka <jh@suse.cz>
18673 PR tree-optimization/1046
18674 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18675 when alias info is not ready.
18676 (pass_tail_recursion): Do not require aliasing.
18677 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18678 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18679 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18680 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18681 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18682 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18683 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18685 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18686 When aliasing is not build, mark statement as volatile.
18688 2007-01-11 Tom Tromey <tromey@redhat.com>
18690 PR preprocessor/15185, PR preprocessor/20989:
18691 * doc/cppopts.texi <-MT>: Update description of algorithm for
18692 computing default target.
18693 <-M, -MD>: Reword "basename" text.
18695 2007-01-11 Roger Sayle <roger@eyesopen.com>
18697 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18698 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18699 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18700 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18701 fold_builtin_bswap, real_constp, fold_builtin_pow,
18702 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18703 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18704 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18705 * convert.c (convert_to_pointer): Likewise.
18706 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18707 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18708 const_binop, fold_convert_const_int_from_int,
18709 fold_convert_const_int_from_real,
18710 fold_convert_const_real_from_real, sign_bit_p,
18711 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18712 fold_sign_changed_comparison, fold_unary, fold_comparison,
18713 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18714 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18715 * print-tree.c (print_node_brief, print_node): Likewise.
18716 * stor-layout.c (place_field, layout_type): Likewise.
18717 * tree-chrec.c (keep_cast): Likewise.
18718 * tree.c (build_vector, build_real, build_real_from_int_cst,
18719 build_complex): Likewise.
18721 2007-01-11 Roger Sayle <roger@eyesopen.com>
18723 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18724 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18726 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18728 * configure.ac (strict1_warn): Rename to strict_warn.
18729 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18730 cc_set_by_configure, quoted_cc_set_by_configure,
18731 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18732 all_boot_languages, all_stagestuff): Remove.
18733 (target_list): Remove bootstrap targets.
18734 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18735 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18736 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18737 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18738 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18739 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18740 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18741 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18742 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18743 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18744 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18745 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18746 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18747 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18748 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18749 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18750 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18751 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18752 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18753 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18754 (mostlyclean): Adjust.
18755 (clean, distclean): Don't mention bootstrap stuff.
18756 * configure: Regenerate.
18757 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18758 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18759 treelang/config-lang.in (stagestuff): Remove.
18760 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18761 stageprofile, stagefeedback, stagestuff): Remove mention.
18763 2007-01-11 Nick Clifton <nickc@redhat.com>
18765 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18767 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18768 (mcore_arith_K_S_operand): Run the test for the S constraint not
18769 the test for the M constraint.
18770 (mcore_addsub_operand): Do not accept integer values that are
18771 larger than 32 bits.
18772 * config/mcore/mcore.md: Remove unused constraints from split.
18773 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18774 (addsi3): Likewise.
18775 (allocate_stack): Likewise.
18776 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18777 operands to 32 bits.
18778 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18780 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18781 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18782 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18783 mcore_output_bclri, mcore_output_andn, output_inline_const,
18784 mcore_output_move, mcore_output_movedouble): Likewise.
18785 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18786 (output_inline_const): Likewise.
18787 (output_inline_const): Fix format strings used in sprintf
18789 * config/mcore/mcore-protos.h: Update prototypes for changed
18790 functions in mcore.c.
18791 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18792 HOST_WIDE_INT and not int.
18793 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18794 CONST_OK_FOR_N): Likewise.
18795 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18796 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18799 2007-01-10 Jan Hubicka <jh@suse.cz>
18801 * tree-vrp.c (remove_range_assertions): Release defs.
18802 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18803 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18805 2007-01-10 Paul Brook <paul@codesourcery.com>
18807 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18808 * config/arm/arm.md (mulsi3subsi): New insn.
18810 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18812 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18813 (tree_transform_and_unroll_loop): New.
18814 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18817 2007-01-10 Robert Kennedy <jimbob@google.com>
18819 * fold-const.c (fold_comparison): Fold comparisons like (x *
18820 1000 < 0) to (x < 0).
18822 2007-01-10 Ian Lance Taylor <iant@google.com>
18824 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18825 operands have the same priority.
18827 2007-01-10 Tom Tromey <tromey@redhat.com>
18829 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18830 (fold_binary): Likewise.
18831 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18832 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18833 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18834 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18835 * langhooks.h (struct lang_hooks): Removed field
18836 'can_use_bit_fields_p'.
18838 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18840 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18842 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18844 * function.c (get_last_funcdef_no): New function.
18845 * function.h (get_last_funcdef_no): Declare.
18846 * tree-inline.c (initialize_cfun): Add initialization.
18847 (tree_function_versioning): Cleanup.
18849 2007-01-10 Jan Hubicka <jh@suse.cz>
18851 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18854 2007-01-10 Sa Liu <saliu@de.ibm.com>
18855 Ben Elliston <bje@au.ibm.com>
18857 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18858 for SAVE_NONLOCAL and Pmode for any other save level.
18859 * spu-protos.h (spu_restore_stack_block): Declare.
18860 * spu.md (save_stack_block): Remove.
18861 (restore_stack_block): Call spu_restore_stack_block.
18862 * spu.c (spu_restore_stack_block): New function.
18863 (spu_expand_epilogue): Remove old comment.
18865 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18867 PR tree-optimization/30322
18868 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18869 (cand_value_at): Return the value as aff_tree.
18870 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18871 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18872 aff_combination_mult): New functions.
18873 (aff_combination_add): Use aff_combination_add_cst.
18874 (aff_combination_convert): Allow conversions to a wider type.
18875 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18876 * tree-affine.h (aff_combination_mult): Declare.
18878 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18880 * doc/tm.texi: Update documentation to reflect reality of exec
18881 and start file search behaviours. Update copyright year.
18882 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18883 header file directories.
18885 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18887 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18888 (*cosxf2): Rename to cosxf2_i387.
18889 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18890 using X87MODEF12 mode macro. Rename patterns to
18891 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18893 (*cosdf2, *cossf2): Ditto.
18894 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18895 to match extended input operands.
18896 (sincos<mode>3): New expander.
18897 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18898 insn patterns and corresponding splitters.
18900 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18902 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18903 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18905 2007-01-09 Nicolas Pitre <nico@cam.org>
18908 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18910 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18912 * target.h (struct gcc_target): New field library_rtti_comdat.
18913 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18914 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18915 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18916 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18918 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18920 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18922 2007-01-08 Richard Guenther <rguenther@suse.de>
18924 * tree.h (force_fit_type_double): Export.
18925 (force_fit_type): Remove.
18926 * fold-const.c (force_fit_type_double): New function.
18927 (force_fit_type): Remove.
18928 (int_const_binop): Use it.
18929 (fold_convert_const_int_from_int): Likewise.
18930 (fold_convert_const_int_from_real): Likewise.
18931 (fold_div_compare): Likewise.
18932 (fold_sign_changed_comparison): Likewise.
18933 (fold_unary): Likewise.
18934 (fold_negate_const): Likewise.
18935 (fold_abs_const): Likewise.
18936 (fold_not_const): Likewise.
18937 * c-common.c (shorten_compare): Use force_fit_type_double.
18938 * convert.c (convert_to_pointer): Likewise.
18940 2007-01-08 Richard Guenther <rguenther@suse.de>
18942 * tree.h (build_int_cst_wide_type): Export.
18943 * tree.c (build_int_cst_wide_type): New function.
18944 (build_int_cst_wide): Fix comment.
18945 * builtins.c (fold_builtin_object_size): Use build_int_cst
18946 to build -1 or 0 of the correct type. Use fit_double_type
18947 to check for overflow.
18948 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18950 (decode_field_reference): Likewise.
18951 (all_ones_mask_p): Likewise.
18952 (native_interpret_int): Use build_int_cst_wide_type.
18953 (fold_binary): Use build_int_cst_type to build an all-ones
18955 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18957 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18959 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18961 2007-01-09 Ben Elliston <bje@au.ibm.com>
18963 * genautomata.c (STATS_OPTION): New option.
18964 (stats_flag): New flag.
18965 (gen_automata_option): Handle it.
18966 (initiate_automaton_gen): Ditto.
18967 (write_automata): Output statistics only if stats_flag is
18968 set. Likewise, output time statistics only if time_flag is set.
18969 * doc/md.texi (Processor pipeline description): Document new flag.
18971 2007-01-08 Richard Guenther <rguenther@suse.de>
18973 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18974 * tree.c (build_int_cst_type): Likewise.
18975 (size_in_bytes): Don't call force_fit_type on the result.
18976 (int_fits_type_p): Use fit_double_type.
18977 * fold-const.c (fit_double_type): New function.
18978 (force_fit_type): Use it.
18979 * tree.h (fit_double_type): Export.
18981 2007-01-08 Jan Hubicka <jh@suse.cz>
18983 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18984 * ipa.c (function_and_variable_visibility): Fix return type.
18986 2007-01-08 Richard Guenther <rguenther@suse.de>
18988 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18989 of offset to build the index.
18990 * tree-pretty-print.c (dump_generic_node): Don't build negated
18991 const just for printing.
18992 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18993 * builtins.c (fold_builtin_int_roundingfn): Check if result
18994 fits the type by using force_fit_type and comparing the result.
18995 * predict.c (predict_loops): Use compare_tree_int for comparison.
18996 * tree.c (build_int_cst): Fall back to integer_type_node for
18998 (build_int_cst_wide): Assert type is non-null.
19000 2007-01-08 Roberto Costa <roberto.costa@st.com>
19002 * tree-vrp.c (extract_range_from_cond_expr): New.
19003 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19004 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19006 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19007 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19008 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19009 used as expressions.
19010 * tree-object-size.c (cond_expr_object_size): New.
19011 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19013 2007-01-08 Jan Hubicka <jh@suse.cz>
19015 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19016 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19019 2007-01-08 Richard Guenther <rguenther@suse.de>
19021 PR tree-optimization/23603
19022 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19023 (extract_range_from_binary): Fall back to truthvalue instead of
19024 varying for TRUTH_*_EXPR.
19025 (extract_range_from_comparison): Fall back to truthvalue instead of
19027 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19028 if all visited PHI values were constant.
19030 2007-01-08 Jan Hubicka <jh@suse.cz>
19032 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19033 (cgraph_analyze_function): break out from ...
19034 (cgraph_finalize_compilation_unit): ... here.
19035 (cgraph_expand_function): Remove forgoten commented out line.
19036 (cgraph_optimize): Analyze functions.
19038 2007-01-08 Jan Hubicka <jh@suse.cz>
19040 * tree-pas.h (TODO_remove_function): New flag.
19041 (TODO_update*): Renumber.
19042 (pass_ipa_increase_alignment,
19043 pass_ipa_function_and_variable_visibility): New passes.
19044 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19045 (cgraph_function_and_variable_visibility): Move to ipa.c
19046 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19047 cgraph_increase_alignment.
19048 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19049 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19050 calling tree-inline.
19051 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19052 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19053 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19054 (gate_increase_alignment): New function.
19055 (pass_ipa_increase_alignment): New pass.
19056 * ipa.c: Inline tree-pass.h and timevar.h
19057 (function_and_variable_visibility): Move here from cgraphunit.c
19058 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19059 * passes.c (init_optimization_passes): Add the two new passes.
19060 (execute_todo): Handle cgraph_remove_functions.
19062 2007-01-08 Nick Clifton <nickc@redhat.com>
19064 * config/frv/predicates.md (reg_or_0_operand): Accept
19067 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19069 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19070 * config.gcc: Add bfin*-rtems*.
19072 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19074 * c.opt: Add -flax-vector-conversions.
19075 * c-typeck.c (convert_for_assignment): Pass flag to
19076 vector_types_convertible_p to allow emission of note.
19077 (digest_init): Likewise.
19078 * c-opts.c: Handle -flax-vector-conversions.
19079 * c-common.c (flag_lax_vector_conversions): New.
19080 (vector_types_convertible_p): Unless -flax-vector conversions
19081 has been passed, disallow conversions between vectors with
19082 differing numbers of subparts and/or element types. If such
19083 a conversion is disallowed, possibly emit a note on the first
19084 occasion only to inform the user of -flax-vector-conversions.
19085 The new last argument specifies this.
19086 * c-common.h (flag_lax_vector_conversions): New.
19087 (vector_types_convertible_p): Add extra argument.
19088 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19089 char_type_node for V*QI type vectors.
19090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19091 Update to satisfy new typechecking rules.
19092 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19093 C and C++ variants.
19094 * doc/invoke.texi (C Dialect Options): Document
19095 -flax-vector-conversions.
19097 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19099 PR tree-optimization/29877
19100 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19101 a register variable on the RHS to not be replaceable.
19103 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19104 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19105 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19106 const_simm15, const_pow2, const_npow2): Added.
19107 * config/score/misc.md (insv, extv, extzv, movmemsi,
19108 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19109 * config/score/score.c (score_address_cost, score_select_cc_mode):
19111 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19112 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19113 Update score_print_operand.
19114 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19115 Adjust register allocate order and update some macro define.
19116 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19117 mdx_block_move_straight, mdx_block_move_loop_head,
19118 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19119 mdx_block_move_loop, mdx_block_move): Added.
19120 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19121 mdp_limm): Updated and fix some bug and typo.
19122 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19123 (movsf, movdf, doloop_end): Added.
19125 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19127 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19128 config/arm/thumb2.md: Fix comment typos.
19129 * doc/extend.texi: Fix a typo.
19131 2007-01-07 Eric Christopher <echristo@apple.com>
19133 * configure.ac: Check for __stack_chk_fail for darwin.
19134 * configure: Regenerate.
19136 2007-01-07 Richard Guenther <rguenther@suse.de>
19138 * tree-vrp.c (extract_range_from_assert): CSE calls to
19139 compare_values where possible.
19140 (extract_range_from_unary_expr): Likewise.
19142 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19144 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19145 * config/avr/avr.c (call_insn_operand): Delete function.
19146 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19147 instead of register number. Use predicates.
19148 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19149 call_insn_operand): Add.
19151 2007-01-06 Jan Hubicka <jh@suse.cz>
19153 * tree-pass.h (pass_build_cgraph_edges): Declare.
19154 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19155 (visited_nodes): Remove.
19156 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19157 build_cgrpah_edges; make visited_nodes local.
19158 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19159 (record_references_in_initializer): Move to cgraphbuild.c
19160 (initialize_inline_failed, rebuild_cgraph_edges,
19161 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19162 (verify_cgraph_node): Make visited_nodes local.
19163 (cgraph_analyze_function): Do not call cgraph_create_edges and
19164 initialize_inline_failed.
19165 (cgraph_expand_function): Do not call cgraph_lower_function;
19166 assert that function is already lowered.
19167 * Makefile.in (cgraphbuild.o): New.
19168 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19169 at the end of lowering passes.
19171 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19173 * ifcvt.c (cond_move_convert_if_block): New function, code
19174 factored out from...
19175 (cond_move_process_if_block): ...here. Call the new function
19176 on the THEN and ELSE blocks.
19177 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19178 already takes care of this.
19180 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19183 * tree.h (TREE_OVERFLOW_P): New.
19184 * c-typeck.c (parser_build_unary_op): Warn only if result
19185 overflowed and operands did not.
19186 (parser_build_binary_op): Likewise.
19187 (convert_for_assignment): Remove redundant overflow_warning.
19188 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19190 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19192 * c-typeck.c (store_init_value): Split over two lines to follow
19193 the GNU coding style.
19195 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19197 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19198 __GXX_EXPERIMENTAL_CXX0X__.
19199 * doc/cpp.texi: Same.
19201 2007-01-05 Richard Guenther <rguenther@suse.de>
19203 PR middle-end/27826
19204 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19205 with mismatched types. Instead explicitly build a
19206 conversion NOP_EXPR.
19208 2007-01-05 Ian Lance Taylor <iant@google.com>
19210 * c-common.c (decl_with_nonnull_addr_p): New function.
19211 (c_common_truthvalue_conversion): Call it.
19212 * c-typeck.c (build_binary_op): Likewise.
19213 * c-common.h (decl_with_nonnull_addr_p): Declare.
19215 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19218 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19221 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19223 * doc/install.texi (Final install): Document the fact that
19224 the GNAT runtime should not be stripped.
19226 2007-01-04 Jan Hubicka <jh@suse.cz>
19228 * tree-inline.c (fold_marked_statements): Update operand caches
19229 and EH after folding
19231 2007-01-04 Ian Lance Taylor <iant@google.com>
19233 * c-common.c (check_function_nonnull): Whitespace fix.
19235 2007-01-04 Jan Hubicka <jh@suse.cz>
19237 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19238 comitted older version of patch.
19239 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19240 function, celanup cfg and collect garbage.
19242 2007-01-04 Mike Stump <mrs@apple.com>
19244 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19247 2007-01-04 Eric Christopher <echristo@apple.com>
19249 * libgcc2.c (__bswapsi2): Use SItype.
19250 (__bswapdi2): Use DItype.
19251 * libgcc2.h: Update for above.
19253 2007-01-04 Paul Brook <paul@codesourcery.com>
19255 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19256 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19257 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19258 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19259 umulsi3_highpart): Make conditional on !arm_arch6.
19260 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19261 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19262 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19263 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19264 umulsi3_highpart_v6): New insns.
19266 2007-01-04 Roger Sayle <roger@eyesopen.com>
19268 * fold-const.c (fold_convert): When casting an expression to void,
19269 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19270 have a type. Instead of attempting to build a NOP_EXPR, return
19271 these "special" trees directly.
19273 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19275 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19276 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19277 rs6000_cost->fp not 0 as adjustment for outer NEG.
19279 2007-01-04 Jan Hubicka <jh@suse.cz>
19281 * cgraph.c (cgraph_release_function_body): New function.
19282 (cgraph_remove_node): Use it.
19283 * cgraph.h (cgraph_release_function_body): Declare.
19284 * cgraphunit.c (cgraph_expand_function): Use it.
19285 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19286 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19287 is initialized and while compilation of other function is running.
19288 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19289 statement CFG annotations from here to ...
19290 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19292 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19294 * cfgloop.h (enum li_flags): Make the constants powers of two.
19296 2007-01-04 Jan Hubicka <jh@suse.cz>
19298 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19300 (fold_marked_statements): New function.
19301 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19302 * tree-inline.h (copy_body_data): Add statements_to_fold.
19304 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19306 * config.gcc: Mention libgcc/config.host.
19307 * Makefile.in: Update comments mentioning libgcc.
19308 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19309 (all.cross, start.encap, rest.encap, rest.cross): Update
19310 dependencies for libgcc move.
19311 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19312 (clean-target, clean-target-libgcc): Delete.
19313 (srcdirify, GCC_EXTRA_PARTS): New macros.
19314 (libgcc-support, libgcc.mvars): New rules.
19315 (distclean): Remove mention of mklibgcc.
19316 (install): Don't reference INSTALL_LIBGCC.
19317 (install-common): Don't reference EXTRA_PARTS.
19318 (install-libgcc, install-multilib): Delete rules.
19319 * mklibgcc.in: Delete file.
19320 * doc/configfiles.texi: Don't mention mklibgcc.
19322 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19323 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19324 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19325 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19326 (mklibgcc, ldblspecs): Likewise.
19328 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19329 (posixpre.def): Use $(T).
19330 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19331 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19332 (SHLIB_LINK): Make dummy.
19333 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19335 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19337 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19338 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19339 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19340 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19342 * configure.ac (all_outputs): Remove mklibgcc.
19343 * configure: Regenerated.
19345 2007-01-03 Josh Conner <jconner@apple.com>
19347 PR middle-end/29683
19348 * calls.c (compute_argument_addresses): Set stack and stack_slot
19349 for partial args, too.
19350 (store_one_arg): Use locate.size.constant for the size when
19351 generating a save_area.
19353 2007-01-03 Robert Kennedy <jimbob@google.com>
19355 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19356 whose definitions are deleted due to basic block merging.
19358 2007-01-03 Paul Brook <paul@codesourcery.com>
19361 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19363 (use_return_insn): Return 0 for Thumb interrupt functions.
19364 (print_multi_reg): Add rfe argument for IRQ returns.
19365 (arm_output_epilogue): Pop interrupt return address directly into PC.
19366 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19368 2007-01-03 Paul Brook <paul@codesourcery.com>
19370 Merge from sourcerygxx-4_1.
19371 * config/arm/thumb2.md: New file.
19372 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19374 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19375 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19376 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19377 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19379 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19380 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19382 * config/arm/ieee754-sf.S: Ditto.
19383 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19384 (thumb1_base_register_rtx_p): ... to this.
19385 (thumb_index_register_rtx_p): Rename...
19386 (thumb1_index_register_rtx_p): ... to this.
19387 (thumb_output_function_prologue): Rename...
19388 (thumb1_output_function_prologue): ... to this.
19389 (thumb_legitimate_address_p): Rename...
19390 (thumb1_legitimate_address_p): ... to this.
19391 (thumb_rtx_costs): Rename...
19392 (thumb1_rtx_costs): ... to this.
19393 (thumb_compute_save_reg_mask): Rename...
19394 (thumb1_compute_save_reg_mask): ... to this.
19395 (thumb_final_prescan_insn): Rename...
19396 (thumb1_final_prescan_insn): ... to this.
19397 (thumb_expand_epilogue): Rename...
19398 (thumb1_expand_epilogue): ... to this.
19399 (arm_unwind_emit_stm): Rename...
19400 (arm_unwind_emit_sequence): ... to this.
19401 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19402 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19403 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19404 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19405 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19406 thumb2_output_casesi): New functions.
19407 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19408 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19409 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19410 THUMB2_WORK_REGS): Define.
19411 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19412 arm_condexec_mask, arm_condexec_masklen)): New variables.
19413 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19414 (arm_override_options): Check new CPU capabilities.
19415 Set new architecture flag variables.
19416 (arm_isr_value): Handle v7m interrupt functions.
19417 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19419 (const_ok_for_arm): Handle Thumb-2 constants.
19420 (arm_gen_constant): Ditto. Use movw when available.
19421 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19423 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19424 (thumb_find_work_register, arm_load_pic_register,
19425 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19426 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19427 print_multi_reg, output_mov_long_double_fpa_from_arm,
19428 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19429 output_mov_double_fpa_from_arm, output_move_double,
19430 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19431 output_return_instruction, arm_output_function_prologue,
19432 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19433 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19434 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19435 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19436 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19437 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19439 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19440 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19441 (arm_file_start): Output directive for unified syntax.
19442 (arm_unwind_emit_set): Handle stack alignment instruction.
19443 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19444 Add v6t2, v7, v7a, v7r and v7m.
19445 (RETLDM): Add Thumb-2 code.
19446 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19447 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19448 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19449 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19450 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19451 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19452 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19453 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19454 ADJUST_INSN_LENGTH): Define.
19455 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19456 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19457 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19458 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19459 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19460 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19461 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19462 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19463 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19464 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19465 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19466 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19467 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19468 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19469 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19470 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19471 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19473 * config/arm/arm-tune.md: Regenerate.
19474 * config/arm/arm-protos.h: Update prototypes.
19475 * config/arm/vfp.md: Enable patterns for Thumb-2.
19476 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19477 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19478 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19479 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19480 * config/arm/libunwind.S: Add Thumb-2 code.
19481 * config/arm/constraints.md: Update include Thumb-2.
19482 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19483 * config/arm/ieee754-df.S: Ditto.
19484 * config/arm/bpabi.S: Ditto.
19485 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19486 * config/arm/predicates.md (low_register_operand,
19487 low_reg_or_int_operand, thumb_16bit_operator): New.
19488 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19489 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19490 * config/arm/t-arm-elf: Add armv7 multilib.
19491 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19493 (UNSPEC_STACK_ALIGN, ce_count): New.
19494 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19495 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19497 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19498 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19499 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19500 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19501 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19502 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19504 * doc/extend.texi: Document ARMv7-M interrupt functions.
19505 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19507 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19509 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19510 (struct _Unwind_Context): Rename args_size to flags, remove
19511 signal_frame field, add a new args_size field and version field.
19512 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19513 _Unwind_IsExtendedContext): New inline functions.
19514 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19515 Assume by_value array is only present if _Unwind_IsExtendedContext.
19516 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19517 _Unwind_IsSignalFrame.
19518 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19519 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19520 (uw_init_context_1): Initialize context->flags to
19521 EXTENDED_CONTEXT_BIT.
19522 * config/rs6000/linux-unwind.h (frob_update_context): Use
19523 _Unwind_SetSignalFrame.
19525 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19527 PR middle-end/30353
19528 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19529 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19532 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19534 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19535 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19536 RET, AT_SP): Remove.
19537 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19540 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19541 * cfgbuild.c (find_basic_blocks): Likewise.
19542 * cfgrtl.c (rtl_create_basic_block): Likewise.
19543 * function.c (temp_slots_at_level): Likewise.
19544 * reg-stack.c (stack_regs_mentioned): Likewise.
19545 * regclass.c (allocate_reg_info): Likewise.
19546 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19547 set_bb_for_stmt, move_block_to_fn): Likewise.
19548 * tree-complex.c (tree_lower_complex): Likewise.
19549 * vec.h (VEC_safe_grow_cleared): New.
19551 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19553 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19555 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19556 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19558 * cfgloopmanip.c (scale_loop_frequencies): Export.
19559 (loopify): Scale the frequencies by prescribed coefficients.
19560 (set_zero_probability): New function.
19561 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19562 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19563 and frequencies according to arguments.
19564 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19566 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19567 * modulo-sched.c (sms_schedule): Set probabilities for entering
19568 versioned loop correctly.
19569 * tree-vect-transform.c (vect_transform_loop): Ditto.
19570 * cfgloop.h (loopify, loop_version): Declaration changed.
19571 (scale_loop_frequencies): Declared.
19573 2007-01-02 Jan Hubicka <jh@suse.cz>
19575 * cgraph.c: Include tree-flow.h
19576 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19577 early_local_passes.
19578 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19579 * tree-pass.h (pass_all_early_optimizations): Declare.
19580 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19581 early_local_passes.
19582 (cgraph_analyze_function): Do early_local_passes.
19583 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19584 Do not add referenced vars.
19585 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19587 (gate_all_early_local_passes): New gate.
19588 (pass_early_local_passes): Use new gate.
19589 (execute_early_local_optimizations): New functions.
19590 (gate_all_early_optimizations): New gate.
19591 (pass_all_early_optimizations): New pass.
19592 (execute_free_datastructures): Free SSA only when initialized.
19593 (gate_init_datastructures): Init only when optimizing.
19594 (tree_lowering_passes): Do early local passes when called late.
19595 * tree-profile.c (do_tree_profiling): Don't profile functions added
19597 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19598 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19600 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19601 during early_local_passes.
19602 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19605 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19607 * Makefile.in: Update copyright year.
19609 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19611 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19612 in $(lang_checks) and check-consistency targets.
19614 2007-01-02 Jan Hubicka <jh@suse.cz>
19616 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19617 Do not add referenced vars.
19618 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19620 * passes.c (init_optimization_passes): Put mudflap_2 after
19621 free_datastructures.
19623 2007-01-02 Jan Hubicka <jh@suse.cz>
19625 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19626 Set NOTHROW flag on call statements proved to be nothrow.
19627 Update statement of local calls so new pure/const functions are
19628 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19630 (tree_rest_of_compilation): Register hooks and initialize bitmap
19631 early. Do not set after_inlining flag.
19633 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19635 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19636 HOST_BITS_PER_LONGLONG
19638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19641 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19642 warning for non-static initializers.
19644 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19646 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19647 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19648 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19649 Always use set_unique_reg_note to add REG_EQUAL notes.
19651 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19654 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19656 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19657 * cfgbuild.c (find_basic_blocks): Likewise.
19658 * cfgrtl.c (rtl_create_basic_block): Likewise.
19659 * function.c (temp_slots_at_level): Likewise.
19660 * reg-stack.c (stack_regs_mentioned): Likewise.
19661 * regclass.c (allocate_reg_info): Likewise.
19662 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19663 set_bb_for_stmt, move_block_to_fn): Likewise.
19664 * tree-complex.c (tree_lower_complex): Likewise.
19665 * vec.h (VEC_safe_grow_cleared): New.
19667 2007-01-02 Ian Lance Taylor <iant@google.com>
19669 * c-common.c (c_common_truthvalue_conversion): When warning about
19670 using an assignment as a truth value, set TREE_NO_WARNING.
19672 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19675 * c.opt (Wold-style-declaration): New.
19676 * doc/invoke.texi (C-only Warning Options): New.
19677 (Wold-style-declaration): Document it.
19678 (Wextra): Enabled by -Wextra.
19679 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19680 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19681 -Wold-style-declaration.
19683 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19685 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19686 * cfgbuild.c (find_basic_blocks): Likewise.
19687 * cfgrtl.c (rtl_create_basic_block): Likewise.
19688 * function.c (temp_slots_at_level): Likewise.
19689 * reg-stack.c (stack_regs_mentioned): Likewise.
19690 * regclass.c (allocate_reg_info): Likewise.
19691 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19692 set_bb_for_stmt, move_block_to_fn): Likewise.
19693 * tree-complex.c (tree_lower_complex): Likewise.
19694 * vec.h (VEC_safe_grow_cleared): New.
19696 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19698 * c-common.c (c_common_nodes_and_builtins): Since variants of
19699 void_type_node get built before it is given a name, we need to
19700 give those variants the name, too.
19701 (complete_array_type): We need to work with the canonical main
19702 type of the array, from which we will build the qualified version.
19703 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19704 * print-tree.c (print_node): Display canonical type information
19706 * stor-layout.c (layout_type): When we don't know the
19707 alignment of a type for which we're building an array, we end up
19708 guessing wrong, so make the type require structural equality.
19709 * tree.c (make_node_stat): When we build a new type, it is its
19710 own canonical type.
19711 (build_type_attribute_qual_variant): When building an attribute
19712 variant, its canonical type is the non-attribute variant. However,
19713 if the attributes are target-dependent and they differ, we need to
19714 use structural equality checks for this type.
19715 (build_qualified_type): A qualified type is not equivalent to its
19716 unqualified variant; set the canonical type appropriately.
19717 (build_distinct_type_copy): When building a distinct type from
19718 another type, the new type is its own canonical type.
19719 (build_variant_type_copy): When building a new type variant, we
19720 assume that it is equivalent to the original type.
19721 (build_pointer_type_for_mode): When building a pointer type, also
19722 build a canonical type pointer.
19723 (build_reference_type_for_mode): When building a reference type,
19724 also build a canonical type reference.
19725 (build_index_type): When we can't hash an index type (e.g.,
19726 because its maximum value is negative), the index type requires
19727 structural equality tests.
19728 (build_array_type): Build the canonical form of an array type.
19729 (build_function_type): Function types require structural equality,
19730 because they contain default arguments, attributes, etc.
19731 (build_method_type_directly): Ditto for method types.
19732 (build_offset_type): Build the canonical offset type.
19733 (build_complex_type): Build the canonical vector type.
19734 (make_vector_type): Build the canonical vector type.
19735 * tree.h (TYPE_CANONICAL): New.
19736 (TYPE_STRUCTURAL_EQUALITY_P): New.
19737 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19738 (struct tree_type): Added "canonical" field.
19739 * params.h (VERIFY_CANONICAL_TYPES): New.
19740 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19741 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19742 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19743 * doc/invoke.texi (verify-canonical-types): Document --param
19744 parameter for verifying canonical types.
19746 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19748 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19749 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19750 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19751 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19753 * config/rs6000/e500.h: New.
19754 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19755 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19757 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19758 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19759 TARGET_E500_DOUBLE): Remove.
19760 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19761 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19762 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19763 * config/rs6000/rs6000.c (rs6000_override_options): Use
19764 CHECK_E500_OPTIONS.
19766 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19768 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19769 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19770 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19771 rs6000_emit_cmove): Don't check TARGET_E500.
19772 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19773 sordered): Don't check TARGET_E500.
19775 2007-01-01 Eric Christopher <echristo@apple.com>
19777 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19778 HARD_REGISTER_NUM_P.
19780 2007-01-01 Roger Sayle <roger@eyesopen.com>
19782 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19783 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19784 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19787 2007-01-01 Mike Stump <mrs@apple.com>
19789 * configure.ac: Remove support for building with Apple's gcc-3.1.
19791 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19793 PR middle-end/30311
19794 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19795 REG is a hard register. Do not modify REG before calling
19797 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19798 multiple of the size of YMODE for certain lowpart cases.
19800 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19802 PR middle-end/30253
19803 * gimplify (voidify_wrapper_expr): Update for
19804 GIMPLE_MODIFY_STMT.
19806 2007-01-01 Andreas Schwab <schwab@suse.de>
19809 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19810 save of BR0 in extra_spill_size instead of spill_size.
19811 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19813 (ia64_expand_epilogue): Restore BR0 from its new location.
19815 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19817 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19818 Use a temporary variable if the left hand side is not a gimple
19821 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19823 * gimplify.c (gimplify_return_expr): Make the temporary variable
19824 for the return expression, a gimple register variable.
19826 2007-01-01 Jan Hubicka <jh@suse.cz>
19828 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19831 2007-01-01 Mike Stump <mrs@apple.com>
19833 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19835 * config/darwin.c (machopic_select_rtx_section): Use
19836 HAVE_GAS_LITERAL16.
19837 (darwin_mergeable_constant_section): Likewise.
19838 * configure: Regenerate.
19839 * config.in: Regenerate.
19841 2007-01-01 Jan Hubicka <jh@suse.cz>
19842 Andrew Pinski <pinskia@gmail.com>
19844 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19845 before starting IPA passes.