1 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7 __builtin_ia32_storehps, __builtin_ia32_storelps,
8 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
15 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
16 using def_builtin_const.
18 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
20 PR tree-optimization/32705
21 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
22 (simplify_binary_expression): Use SSA_VAL consistently.
24 2007-07-13 David Edelsohn <edelsohn@gnu.org>
26 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
27 (SPEFSCR_REGNO): Delete definition.
28 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
29 COUNT_REGISTER_REGNUM -> CTR_REGNO.
30 * config/rs6000/rs6000.h: Do not define *_REGNO.
31 LINK_REGISTER_REGNUM -> LR_REGNO.
32 COUNT_REGISTER_REGNUM -> CTR_REGNO.
33 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
34 COUNT_REGISTER_REGNUM -> CTR_REGNO.
35 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
36 R_VRSAVE, R_VSCR. Use them.
37 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
38 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
39 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
40 * config/rs6000/aix.h: Define R_LR. Use it.
42 2007-07-13 Caroline Tice <ctice@apple.com>
44 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
45 flag_var_tracking is explicitly turned off (i.e. when variable
46 tracking is not feasible); otherwise, turn flag_var_tracking on when
47 flag_var_tracking_uninit is on.
48 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
49 note definitions, to allow recording of initialization status in the
51 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
52 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
53 determine if two note locations are equal.
54 (output_loc_list): Don't output list entries whose start & end labels
56 (reg_loc_descriptor): Add parameter for initialization status; pass it
57 to other loc descriptor functions.
58 (one_reg_loc_descriptor): Add parameter for initialization status;
59 check its value and add DW_OP_GNU_uninit to returned loc descr if
61 (multiple_reg_loc_descriptor): Add parameter for initialization
63 pass init status argument to other loc descriptor functions; check
64 value of intialization parameter and add DW_OP_GNU_uninit to returned
65 loc descr if appropriate.
66 (based_loc_descr): Add parameter for initialization status; add new
67 variable for return value; check value of initialization parameter and
68 add DW_OP_GNU_uninit to returned loc descr if appropriate.
69 (concatn_mem_loc_descriptor): Add parameter for initialization status;
70 pass init status argument to other loc descriptor functions; check
71 value of intialization parameter and add DW_OP_GNU_uninit to returned
72 loc descr if appropriate.
73 (mem_loc_descriptor): Likewise.
74 (concat_loc_descriptor): Likewise.
75 (concatn_loc_descriptor): Likewise.
76 (loc_descriptor): Add parameter for initialization status; pass it as
77 argument to other loc descriptor function calls.
78 (loc_descriptor_from_tree_1): Add appropriate initialization status
79 to loc descriptor function calls.
80 (add_location_or_const_value_attribute): Get initialization status
81 from VAR_LOCATION note; add initialization status to loc descriptor
83 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
84 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
85 status is uninitialized, add "[uninint]" to output.
86 * common.opt (fvar-tracking-uninit): New option, similar to
87 fvar-tracking, to turn on tracking of uninitialized variables; creates
88 a new global flag, flag_var_tracking_uninit.
89 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
90 (enum var_init_status): New type, for var initialization status field.
91 * var-tracking.c (struct location_chain_def): Two new fields, init,
92 for initialization status, and set_src for the assignment value expr.
93 (unshare_variable): New parameter for initialization status;
94 initialize new init and set_src fields.
95 (var_reg_set): New parameters for initialization status and value;
96 pass them to set_variable_part.
97 (var_mem_set): Likewise.
98 (get_init_value): New function.
99 (var_reg_delete_and_set): New initialization status & value
100 parameters; add call to get_init_value if status is unknown; pass new
101 parameters to clobber_variable_part and var_reg_set.
102 (var_mem_delete_and_set): Likewise.
103 (var_reg_delete): Pass null set_src value to clobber_variable_part.
104 (var_mem_delete): Likewise.
105 (variable_union): Pass status to unshare_variable; initialize new init
106 and set_src fields. If flag_var_tracking_uninit is not set, force
107 status to initialized.
108 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
109 used later to get the set_src value.
110 (find_src_status): New function.
111 (find_src_set_src): New function.
112 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
113 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
114 MO_SET, get set_src value and pass it to var_reg_delete_and_set
115 and var_mem_delete_and_set.
116 (dump_variable): Print out "[uninit]" if appropriate.
117 (set_variable_part): Add new initialization and set_src parameters;
118 pass status to unshare_variable; set node->init and node- >set_src
119 fields and modify slot in hash table appropriately; save the init and
120 set_src values if appropriate and assign to the new node.
121 (clobber_variable_part): New set_src parameter; if two nodes have
122 same variable and same location but different set_src (assignment)
123 values, clobber old node.
124 (delete_variable_part): Pass init status to unshare_variable.
125 (emit_note_insn_var_location): Add initialized var; assign var's init
126 status to new 'initialized'; pass new init status field to calls to
127 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
128 status to initialized.
129 (emit_notes_in_bb): Pass initialization status to calls to
130 var_reg_set, var_mem_set, var_reg_delete_and_set and
131 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
132 var_reg_delete_and_set and var_mem_delete_and_set; call
133 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
134 make up for change in add_stores.
135 (vt_add_function_parameters): Add status to calls to
137 * config/darwin.c (darwin_override_options): Turn on uninitialized
138 tracking automatically, if var_tracking is on and the system is
141 2007-07-13 Sa Liu <saliu@de.ibm.com>
143 * config.gcc: Add options for arch and tune on SPU.
144 * config/spu/predicates.md: Add constant operands 0 and 1.
145 * config/spu/spu-builtins.def: Add builtins for double precision
146 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
147 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
149 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
151 * config/spu/spu-protos.h: Add new function prototypes.
152 * config/spu/spu.c (spu_override_options): Check options -march and
154 (spu_comp_icode): Add comparison code for DFmode and vector mode.
155 (spu_emit_branch_or_set): Use the new code for DFmode and vector
157 (spu_const_from_int): New. Create a vector constant from 4 ints.
158 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
159 (spu_emit_vector_compare): New. Emit vector compare.
160 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
161 * config/spu/spu.h: Add options -march and -mtune. Define processor
162 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
163 CANONICALIZE_COMPARISON.
164 * config/spu/spu.md: Add new insns for double precision compare
165 and double precision vector compare. Add vcond and smax/smin patterns
166 to enable DFmode vector conditional expression.
167 * config/spu/spu.opt: Add options -march and -mtune.
168 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
169 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
170 both CELL and CELLEDP targets: spu_testsv.
171 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
174 2007-07-13 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/32721
177 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
178 TREE_THIS_VOLATILE on the folded reference.
179 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
180 if the array reference has TREE_THIS_VOLATILE set.
182 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
185 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
187 2007-07-13 Andreas Schwab <schwab@suse.de>
189 * gengtype-lex.l: Allow declarations to be indented.
191 2007-07-12 Geoffrey Keating <geoffk@apple.com>
193 * ginclude/tgmath.h: New.
194 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
195 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
196 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
197 * configure: Regenerate.
199 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
201 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
202 correct index when setting register save state for xd
205 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
207 * config/sh/sh.c (mark_use): Remove.
209 2007-07-12 Paul Brook <paul@codesourcery.com>
211 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
212 reg does not overlap return value.
214 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
216 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
217 (set_expression_vuses): Ditto.
218 (init_pre): Initialize expression_vuses.
220 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
222 * config/i386/sse.md (storentdf, storentsf): New.
224 2007-07-12 Geoffrey Keating <geoffk@apple.com>
226 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
228 * tree.c (build_decl_stat): Move code from here...
229 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
230 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
231 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
232 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
233 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
236 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
237 Devang Patel <dpatel@apple.com>
239 PR tree-optimization/25413
240 * targhooks.c (default_builtin_vector_alignment_reachable): New.
241 * targhooks.h (default_builtin_vector_alignment_reachable): New.
242 * tree.h (contains_packed_reference): New.
243 * expr.c (contains_packed_reference): New.
244 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
245 (vect_enhance_data_refs_alignment): Call
246 vector_alignment_reachable_p.
247 * target.h (vector_alignment_reachable): New builtin.
248 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
249 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
250 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
252 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
254 * target.h (builtin_vectorization_cost): Add new target builtin.
255 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
256 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
257 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
258 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
259 uninitialized variables.
260 * tree-vect-transform.c (cost_for_stmt): New function.
261 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
262 using cost 1 for all scalar stmts. Be less conservative when
263 estimating the number of prologue/epulogue iterations. Call
264 targetm.vectorize.builtin_vectorization_cost. Return
265 min_profitable_iters-1.
266 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
267 initialization cost instead of TARG_VEC_STMT_COST. Use
268 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
269 epilogue code. Fix epilogue cost computation.
270 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
271 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
272 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
273 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
274 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
275 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
277 2007-07-12 Richard Guenther <rguenther@suse.de>
279 * gimplify.c (gimplify_conversion): Make sure that the result
280 from maybe_fold_offset_to_reference is trivially convertible
281 to the desired type before doing the simplification.
282 (gimplify_expr): Likewise.
283 * fold-const.c (fold_binary): Use the correct types for
284 building the simplified expression.
286 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
288 PR rtl-optimization/32729
289 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
290 that fallthru to exit.
292 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
295 (symDTPOFF2reg): Likewise.
297 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
299 PR tree-optimization/32663
301 * tree.h (VALUE_HANDLE_VUSES): Remove.
302 (struct tree_value_handle): Remove vuses.
304 * tree-vn.c (create_value_handle_for_expr): Don't set
307 * tree-ssa-pre.c (expression_vuses): New.
308 (alloc_expression_id): Set up expression_vuses.
309 (get_expression_vuses): New.
310 (set_expression_vuses): Ditto.
311 (clear_expression_ids): Modify for expression_vuses.
312 (phi_translate_1): Ditto.
313 (phi_translate_set): Ditto.
314 (value_dies_in_block_x): Ditto
315 (valid_in_sets): Ditto.
316 (add_to_sets): Ditto.
317 (find_existing_value_expr): Ditto.
318 (create_value_handle_for_expr): Ditto.
319 (make_values_for_stmt): Ditto.
320 (vuse_equiv): Remove.
322 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
324 * Makefile.in (mostlyclean): Remove object files.
326 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
328 * toplev.c (no_new_pseudos): Deleted.
329 * rtl.h (no_new_pseudos): Deleted.
330 * tree-pass.h (pass_no_new_pseudos): Deleted.
331 * passes.c (pass_no_new_pseudos): Deleted.
332 * final.c (rest_of_clean_state): Removed no_new_pseudos.
333 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
334 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
336 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
337 * rtlhooks.c (gen_lowpart_general): Ditto.
338 * optabs.c (prepare_operand): Ditto.
339 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
341 * modulo-sched.c (rest_of_handle_sms): Ditto.
342 * see.c (rest_of_handle_see): Ditto.
343 * ifcvt.c (if_convert): Ditto.
344 (gate_handle_if_after_combine): Replaced no_new_pseudos with
346 * init-regs.c (gate_initialize_regs): Deleted set of
348 * lower-subreg.c (decompose_multiword_subregs): Ditto.
349 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
350 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
352 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
356 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
357 (*vec_extractv2di_1_rex64): New insn pattern.
359 2007-07-11 David Daney <ddaney@avtrex.com>
361 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
362 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
363 for SIGNAL_UNWIND_RETURN_COLUMN.
364 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
365 (DWARF_FRAME_REGNUM): Rewrite.
366 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
368 2007-07-11 Nick Clifton <nickc@redhat.com>
370 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
371 delta and use gen_int_mode in place of GET_INT instead.
373 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
375 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
378 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
380 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
381 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
383 * params.h (VERIFY_CANONICAL_TYPES): Remove.
384 (USE_CANONICAL_TYPES): New.
385 * doc/invoke.texi (verify-canonical-types): Remove.
386 (use-canonical-types): Add.
388 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
390 * config/spu/spu.c (spu_optimization_options): Remove setting of
391 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
392 (spu_override_options): Move it here.
394 2007-07-11 Richard Sandiford <richard@codesourcery.com>
396 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
397 * config/mips/mips.c (mips_cpu_info_table): Mention
398 MIPS_ISA_LEVEL_SPEC in the comment.
400 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
402 PR tree-optimization/32713
403 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
405 2007-07-11 Paolo Carlini <pcarlini@suse.de>
408 * c-opts.c (c_common_post_options): Do not change flag_complex_method
409 conditional to flag_isoc99.
410 (c_common_init_options): Do it here, unconditionally.
412 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
414 PR tree-optimization/32589
415 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
416 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
417 * tree-ssa-propagate.c (valid_gimple_expression_p): New
418 predicate, extracted from...
419 (set_rhs): ...here. Call it for the expression on entry.
420 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
421 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
422 (simplify_binary_expression): Use valid_gimple_expression_p
423 to validate the simplification.
424 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
426 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
428 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
429 DWARF2_DEBUG on 32 bit target too.
430 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
432 2007-07-11 Nick Clifton <nickc@redhat.com>
434 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
435 version for 64-bit hosts.
437 2007-07-10 David Daney <ddaney@avtrex.com>
439 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
441 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
443 * config/mips/mips.c (mips_expand_synci_loop): New function.
444 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
445 (UNSPEC_RDHWR): Same.
446 (UNSPEC_SYNCI): Same.
448 (clear_cache): New expand.
452 (clear_hazard): Same.
453 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
455 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
456 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
458 2007-07-10 Ian Lance Taylor <iant@google.com>
460 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
463 2007-07-10 David Daney <ddaney@avtrex.com>
465 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
466 * builtins.c (expand_builtin___clear_cache): New function.
467 (expand_builtin): Call expand_builtin___clear_cache for
468 BUILT_IN_CLEAR_CACHE case.
469 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
470 * doc/md.texi (clear_cache): Document new instruction pattern.
471 * testsuite/gcc.dg/builtins-64.c: New test.
473 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
475 * config/cris/cris.md ("movsi"): Fix typo in last change.
477 2007-07-09 Geoffrey Keating <geoffk@apple.com>
480 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
482 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
483 * varasm.c (assemble_start_function): Honor DECL_ALIGN
484 for FUNCTION_DECLs. Don't use align_functions_log if
486 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
487 even for FUNCTION_DECLs.
488 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
490 * tree.h (DECL_ALIGN): Update for new location of 'align'.
491 (DECL_FUNCTION_CODE): Update for new location and name of
493 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
494 (struct tree_decl_common): Move 'align' and 'off_align' out
495 of union, ensure they're still on a 32-bit boundary. Remove
496 other fields in union 'u1'.
497 (struct tree_function_decl): Add field 'function_code' replacing
498 'u1.f' in tree_decl_common.
499 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
500 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
501 (Variable Attributes): Cross-reference 'aligned' attribute
502 to Function Attributes.
503 * flags.h (force_align_functions_log): Delete.
504 * toplev.c (force_align_functions_log): Delete.
506 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
510 (*vec_concatv2di_rex): New insn pattern.
512 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
515 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
517 2007-07-10 Ian Lance Taylor <iant@google.com>
519 Replace no_new_pseudos in backends.
520 * rtl.h (can_create_pseudo_p): Define.
521 * config/darwin.c (machopic_indirect_data_reference): Use
522 can_create_pseudo_p () instead of no_new_pseudos.
523 (machopic_indirect_data_reference): Likewise.
524 (machopic_legitimize_pic_address): Likewise.
525 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
526 (alpha_emit_set_const_1): Likewise.
527 (alpha_emit_set_const): Likewise.
528 (alpha_emit_conditional_move): Likewise.
529 (alpha_split_conditional_move): Likewise.
530 * config/alpha/alpha.md (various splitters): Likewise.
532 * config/arm/arm.c (legitimize_pic_address): Likewise.
533 (arm_load_pic_register): Likewise.
534 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
535 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
536 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
537 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
538 * config/cris/cris.md (movsi): Likewise.
539 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
540 (symGOTOFF2reg_hilo): Likewise.
541 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
542 * config/h8300/h8300.md (insv, extzv): Likewise.
543 * config/i386/i386.c (ix86_expand_move): Likewise.
544 (ix86_expand_vector_move): Likewise.
545 (ix86_prepare_fp_compare_args): Likewise.
546 (ix86_expand_carry_flag_compare): Likewise.
547 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
548 (tls_dynamic_gnu2_combine_32): Likewise.
549 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
550 * config/ia64/ia64.c (ia64_expand_move): Likewise.
551 (ia64_expand_movxf_movrf): Likewise.
552 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
553 (m32c_split_move): Likewise.
554 (m32c_expand_insv): Likewise.
555 * config/m68k/m68k.md (movsi): Likewise.
556 * config/mips/mips.c (mips_force_temporary): Likewise.
557 (mips_split_symbol): Likewise.
558 (mips_move_integer): Likewise.
559 (mips_legitimize_const_move): Likewise.
560 * config/mn10300/mn10300.md (movsi): Likewise.
561 * config/pa/pa.c (emit_move_sequence): Likewise.
562 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
563 (rs6000_got_register): Likewise.
564 (create_TOC_reference): Likewise.
565 (rs6000_machopic_legitimize_pic_address): Likewise.
566 * config/rs6000/rs6000.md (add<mode>3): Likewise.
567 (various splitters): Likewise.
568 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
569 (movsi_got): Likewise.
570 * config/s390/s390.c (emit_symbolic_move): Likewise.
571 * config/s390/s390.md (movhi, movqi): Likewise.
572 (load_multiple, store_multiple): Likewise.
573 * config/score/score.c (score_force_temporary): Likewise.
574 * config/sh/sh.c (prepare_move_operands): Likewise.
575 (prepare_cbranch_operands): Likewise.
576 (emit_fpu_switch): Likewise.
577 (fpscr_set_from_mem): Likewise.
578 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
579 (adddi3, subsi3): Likewise.
580 (various splitters): Likewise.
581 (divsi_inv_fp_combine): Likewise.
582 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
583 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
585 * config/sh/predicates.md (xor_operand): Likewise.
586 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
587 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
588 (movdi_pic_label_ref): Likewise.
589 * config/spu/spu.c (spu_split_immediate): Likewise.
590 * config/alpha/alpha.md (various splitters): Remove test
591 !no_new_pseudos || reload_completed.
592 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
594 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
595 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
596 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
597 * config/score/score.c (th_output_mi_thunk): Likewise.
598 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
599 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
601 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
603 PR rtl-optimization/32664
604 * mode-switching.c (create_pre_exit): Skip barrier insns.
606 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
608 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
609 force_gimple_operand_bsi.
610 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
611 rewrite_use_compare): Ditto.
612 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
614 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
615 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
616 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
617 * tree-profile.c (prepare_instrumented_value,
618 tree_gen_interval_profiler, tree_gen_pow2_profiler,
619 tree_gen_one_value_profiler, tree_gen_ic_profiler,
620 tree_gen_ic_func_profiler, tree_gen_average_profiler,
621 tree_gen_ior_profiler): Ditto.
622 * tree-ssa-reassoc.c (negate_value): Ditto.
623 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
624 Use force_gimple_operand_bsi.
625 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
626 * tree-if-conv.c (add_to_dst_predicate_list,
627 find_phi_replacement_condition): Ditto.
628 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
629 Call mark_symbols_for_renaming for new statements.
630 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
632 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
634 * cfghooks.c (remove_edge): New function.
635 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
637 * cfghooks.h (remove_edge): Declare.
638 * cfg.c (remove_edge): Renamed to remove_edge_raw.
639 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
641 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
643 * optabs.h: Added declaration for signbit_optab.
644 * optabs.c: (init_optabs): Added initialization for signbit_optab.
645 * genoptinit.c (optabs): Added entry for signbit insns.
646 * builtins.c (expand_builtin_signbit): Added code to use a signbit
648 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
649 * config/s390/s390.md (signbit<mode>2): New expander.
651 2007-07-09 Richard Guenther <rguenther@suse.de>
654 * fold-const.c (fold_plusminus_mult_expr): Move constant
655 arguments second to allow decomposing.
657 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
660 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
662 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
663 Disregard DECL_FROM_INLINE.
665 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
668 * doc/invoke.texi: Add ftree-reassoc flag.
669 * common.opt (ftree-reassoc): New flag.
670 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
671 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
673 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
675 PR tree-optimization/32681
676 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
677 saved in second_edge->aux when first_bb is a loop header.
679 2007-07-09 Jan HUbicka <jh@suse.cz>
681 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
683 2007-07-09 Richard Guenther <rguenther@suse.de>
685 * c-decl.c (start_function): Do not promote return type.
687 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
689 * function.c (do_warn_unused_parameter): Do not warn if
690 TREE_NO_WARNING is set.
692 2007-07-08 Andreas Schwab <schwab@suse.de>
694 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
696 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
699 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
701 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
702 apply to assembly language, too.
703 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
705 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
707 Revert (note the sccvn portions are *not* reverted)
708 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
710 Fix PR tree-optimization/23488
712 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
714 * tree-flow-inline.h (get_value_handle): Ditto.
715 * tree-ssa-pre.c (decl_vh_map): New.
716 (decl_node_pool): New.
717 (can_value_number_operation): Support DECL_P.
718 (can_PRE_operation): Ditto.
719 (create_expression_by_pieces): Ditto.
720 (find_existing_value_expr): Modify to differnetiate between
721 addressing and top level.
722 (create_value_handle_for_expr): Handle DECL's.
723 (poolify_tree): Ditto.
724 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
725 (make_values_for_stmt): Handle DECL's properly.
726 (init_pre): Reorg to not init useless things during FRE.
728 * tree-flow.h: Include pointer-set.h.
729 (decl_vh_map): Declare.
730 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
732 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
734 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
735 the constraint description.
736 * doc/md.texi: Update documentation of AVR constraints.
738 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
740 * auto-inc-dec.c, config/arm/arm.c,
741 config/m32r/constraints.md, config/mips/mips.md,
742 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
743 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
744 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
745 typos. Follow spelling conventions.
746 * doc/invoke.texi, doc/rtl.texi: Fix typos.
748 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
749 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
751 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
752 realloc_vuse): Remove.
753 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
756 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
758 Fix PR tree-optimization/23488
760 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
761 (try_to_simplify): Ditto.
763 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
765 * tree-flow-inline.h (get_value_handle): Ditto.
766 * tree-ssa-pre.c (decl_vh_map): New.
767 (decl_node_pool): New.
768 (can_value_number_operation): Support DECL_P.
769 (can_PRE_operation): Ditto.
770 (create_expression_by_pieces): Ditto.
771 (find_existing_value_expr): Modify to differnetiate between
772 addressing and top level.
773 (create_value_handle_for_expr): Handle DECL's.
774 (poolify_tree): Ditto.
775 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
776 (make_values_for_stmt): Handle DECL's properly.
777 (init_pre): Reorg to not init useless things during FRE.
779 * tree-flow.h: Include pointer-set.h.
780 (decl_vh_map): Declare.
781 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
783 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
785 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
786 apply to assembly language, too.
787 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
789 2007-07-06 Ian Lance Taylor <iant@google.com>
790 Zack Weinberg <zackw@panix.com>
793 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
795 2007-07-06 Richard Sandiford <richard@codesourcery.com>
797 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
798 (prefetch): Likewise if "pref" would be used.
800 2007-07-06 Josh Conner <jconner@apple.com>
804 * calls.c (store_one_arg): Handle arguments which are partially
805 on the stack when detecting argument overlap.
807 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
809 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
810 chosen during find_reloads.
812 2007-07-06 Richard Guenther <rguenther@suse.de>
814 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
815 TYPE_ARG_TYPES for verification of argument types. Use
816 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
817 parameters as variable arguments.
819 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
821 * libgcc2.h (word_type): Type definition removed.
822 (cmp_return_type, shift_count_type): Type definitions added.
823 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
824 replaced with shift_count_type.
825 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
827 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
828 changed from word_type to Wtype.
829 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
830 replaced with shift_count_type.
831 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
833 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
834 and libgcc_shift_count attribute added.
835 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
836 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
837 (TARGET_INITIALIZER): New target hooks added.
838 * targhooks.c (default_libgcc_cmp_return_mode,
839 default_libgcc_shift_count_mode): Default implementations for the new
841 * targhooks.h (default_libgcc_cmp_return_mode,
842 default_libgcc_shift_count_mode): Function prototypes added.
843 * target.h (struct gcc_target): Fields for the new target hooks added.
844 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
846 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
849 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
850 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
852 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
853 s390_libgcc_shift_count_mode): Functions added.
854 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
855 Target hooks defined.
857 2007-07-06 Richard Sandiford <richard@codesourcery.com>
859 * config/mips/mips.c (compute_frame_size): Restore the original
860 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
861 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
862 Document why the difference is needed.
864 2007-07-06 Richard Guenther <rguenther@suse.de>
866 * c-common.c (boolean_increment): Use correctly typed
869 2007-07-06 Richard Sandiford <richard@codesourcery.com>
871 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
872 the topmost argument register is not also included in the save mask.
873 (mips16e_collect_argument_save_p): Take a pointer to the argument
874 register, rather than a pointer to the number of arguments.
875 (mips16e_collect_argument_saves): Only include argument saves
876 that aren't in the register mask.
878 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
880 PR rtl-optimization/32450
881 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
882 to ensure that instructions are not moved into the prologue when
883 profiling is on. Remove unused prologue_end variable.
884 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
885 as a scheduling barrier.
887 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
890 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
891 Disregard DECL_FROM_INLINE.
893 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
895 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
896 IORing with a constant.
898 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
900 PR rtl-optimization/32475
901 * df-scan.c (df_def_record_1): Add a use of the stack pointer
902 for every definition of the stack pointer.
904 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
906 * arm.c (vfp3_const_double_index): Copy signed results of
907 REAL_VALUE_TO_INT into unsigned vars.
909 2007-07-05 Richard Guenther <rguenther@suse.de>
912 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
914 * tree-ssa.c (useless_type_conversion_p): Check canonical
917 2007-07-05 Anatoly Sokolov <aesok@post.ru>
919 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
920 zero_extendhisi2): Change to define_insn_and_split.
921 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
923 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
925 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
926 pass_match_asm_constraints): New.
927 * passes.c (init_optimization_passes): Add new pass.
928 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
929 * function.h (struct function): Add has_asm_statement bit.
930 (current_function_has_asm_statement): New.
931 * tree-pass.h (pass_match_asm_constraints): New.
933 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
935 * config/mips/mips.c (mips_file_start): Avoid declaration
938 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
940 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
942 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
944 * rtl.def (NOTE): Change print format string to print
945 operand 5 as a note insn name.
947 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
948 David Ung <davidu@mips.com>
950 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
951 * doc/invoke.texi: (MIPS Options): Document them.
953 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
954 David Ung <davidu@mips.com>
956 Add support for SmartMIPS ASE.
958 * optabs.c (expand_binop_directly): New, broken out from...
959 (expand_binop): Here. Make it try rotating in the other
960 direction even when the second operand isn't constant.
961 * config/mips/mips.md (*lwxs): New.
962 * config/mips/mips.opt (msmartmips): New.
963 * config/mips/mips.c (mips_lwxs_address_p): New.
964 (mips_rtx_costs): Make it recognize scaled indexed addressing.
965 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
966 __mips_smartmips when compiling for TARGET_SMARTMIPS.
967 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
969 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
970 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
971 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
972 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
973 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
974 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
975 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
977 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
979 * tree-vectorizer.c (new_loop_vec_info): Initialize
980 LOOP_VINFO_COST_MODEL_MIN_ITERS.
981 * tree-vectorizer.h (_loop_vec_info): Added new filed
982 min_profitable_iters.
983 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
984 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
985 * tree-vect-analyze.c (vect_analyze_operations): Set
986 LOOP_VINFO_COST_MODEL_MIN_ITERS.
987 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
988 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
989 Fix calculation of peel_iters_prologue. Move consideration of epilogue
990 and prologue cost to after they are computed.
991 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
993 (vect_model_simple_cost): Takes additional argument dt. Consider cost
994 of creating vectors from scalars according to dt.
995 (vect_model_store_cost): Likewise.
996 (vectorizable_call): Use dt array instead of scalar dt. Call
997 vect_model_simple_cost with additional argument dt.
998 (vectorizable_assignment): Likewise.
999 (vectorizable_operation): Likewise.
1000 (vectorizable_type_demotion): Likewise.
1001 (vectorizable_type_promotion): Likewise.
1002 (vectorizable_store): Use dt array instead of scalar dt. Call
1003 vect_model_store_cost with additional argument dt.
1004 (vect_do_peeling_for_loop_bound): Don't call
1005 vect_estimate_min_profitable_iters. Instead, lookup
1006 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1007 "may not be profitable".
1009 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1012 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1013 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1014 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1015 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1017 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1019 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1020 addressing modes cheaper.
1022 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1024 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1025 (dw_ranges_struct): Rename block_num to num. Adjust.
1026 (dw_ranges_by_label_struct): New.
1027 (ranges_by_label, ranges_by_label_allocated,
1028 ranges_by_label_in_use): New variables.
1029 (add_ranges_num): Factored most of the code out of...
1030 (add_ranges): ... this one. Rewrite in terms of the former.
1031 (add_ranges_by_labels): New.
1032 (output_ranges): Output by-label ranges.
1033 (dwarf2out_finish): Output range for multiple-section
1034 compile_unit. Output standard DW_AT_low_pc in addition to
1035 unexpected DW_AT_entry_pc.
1037 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1039 PR tree-optimization/32604
1040 PR tree-optimization/32606
1042 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1043 (compute_antic_safe): Removed.
1044 (ANTIC_SAFE_LOADS): Ditto.
1045 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1046 (execute_pre): Don't call compute_antic_safe.
1047 (vuse_equiv): New function.
1048 (make_values_for_stmt): Use it
1049 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1052 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1055 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1057 (avr_attribute_table): Make "naked" attribute apply to function types
1058 rather than to decls.
1059 (avr_handle_fntype_attribute): New function.
1061 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1063 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1066 2007-07-04 David Ung <davidu@mips.com>
1067 Joseph Myers <joseph@codesourcery.com>
1069 * config/mips/mips.md (type): Add logical, signext and move.
1070 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1071 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1072 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1073 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1074 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1075 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1076 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1077 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1078 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1079 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1080 movv2sf_hardfloat_64bit): Use the new types.
1081 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1082 *movdf_softfloat, *movdf_mips16): Use "multi".
1083 (extendqihi2): Replace with a define_expand.
1084 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1085 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1086 * config/mips/74k.md (r74k_int_logical): New reservation and
1088 (r74k_int_arith): Remove "slt".
1089 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1090 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1091 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1092 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1093 reservations for "arith".
1095 2007-07-04 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa.c (useless_type_conversion_p): Add handling for
1098 scalar float and vector types. Only call the types_compatible_p
1099 langhook for aggregate types as last resort. Follow the
1102 2007-07-04 Richard Guenther <rguenther@suse.de>
1104 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1105 the same as NOP_EXPR.
1107 2007-07-04 Nick Clifton <nickc@redhat.com>
1109 * target.h (struct gcc_target): Add target_help field.
1110 * target-def.h (TARGET_HELP): New.
1111 (TARGET_INITIALIZER): Use TARGET_HELP.
1112 * opts.c (command_handle_option): Invoke target_help function, if
1113 defined, when the user has specified --target-help on the command
1115 * doc/invoke.texi: Mention that --target-help might print
1116 additional information.
1117 * doc/tm.texi: Document TARGET_HELP hook.
1119 * arm.c (TARGET_HELP): Override default definition.
1120 (arm_target_help): New - display a wrapped list of cores and
1121 architectures supported.
1123 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1125 * config/gcc/v850/v850.c (expand_prologue): Make sure
1126 GEN_INT() argument is sign extended rather than zero extended.
1127 (expand_epilogue): Likewise.
1128 (output_move_double): Delete.
1129 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1130 * config/gcc/v850/v850.md (movdi): Delete.
1131 (*movdi_internal): Delete.
1133 (*movdf_internal): Delete.
1135 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1137 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1138 unless compiling RTP PIC.
1140 2007-07-04 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/32482
1143 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1144 original ssa name if we didn't find a shift expression.
1145 Fix shift constant for bit zero test.
1147 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1149 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1151 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1153 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1154 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1155 * config/arm/vxworks.h (ASM_SPEC): Delete.
1156 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1158 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1160 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1161 (DDR_REVERSED_P): New.
1162 * tree-data-ref.c (initialize_data_dependence_relation,
1163 build_classic_dist_vector): Set DDR_REVERSED_P.
1165 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1168 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1169 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1170 init_omega_for_ddr_1): Use non conservative number of iterations
1172 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1173 (analyze_siv_subscript): Remove FIXME and reinitialization of
1174 last_conflicts to chrec_dont_know.
1175 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1177 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1179 * tree.c (maybe_canonicalize_argtypes): Improve description.
1181 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1183 * tree.c (maybe_canonicalize_argtypes): New.
1184 (build_function_type): Set canonical type.
1185 (build_method_type_directly): Ditto.
1186 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1189 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1191 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1193 (rewrite_use_nonlinear_expr): Likewise.
1195 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1197 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1199 2007-07-04 Ben Elliston <bje@au.ibm.com>
1201 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1204 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1206 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1207 (Exception Handling): Likewise.
1209 2007-07-03 Jan Hubicka <jh@suse.cz>
1211 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1213 2007-07-03 Eric Christopher <echristo@apple.com>
1215 * doc/cppopts.texi: Add conflicting option note to -dM.
1216 * doc/invoke.texi: Add note about possible conflicts with
1217 -E for -dCHARS and note that -dM will not produce
1218 any results if there is no machine dependent reorg.
1220 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1222 * tree.h (DECL_ALIGN): Back out previous change.
1224 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1226 * configure.ac: Test for .dtprelword support on MIPS.
1227 * configure, config.in: Regenerate.
1228 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1229 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1231 2007-07-03 Julian Brown <julian@codesourcery.com>
1233 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1234 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1235 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1236 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1238 (all_fpus): Add FPUTYPE_VFP3.
1239 (fp_model_for_fpu): Add VFPv3 field.
1240 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1241 (vfp3_const_double_index): New function. Return integer index of
1242 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1244 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1245 and argument represents a valid RTX for a VFPv3 constant.
1246 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1248 (vfp_emit_fstmd): Similar, for fstmd.
1249 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1250 constants, represented as integer indices.
1251 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1252 VFP_REGNO_OK_FOR_DOUBLE macros.
1253 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1254 (arm_file_start): Set float-abi attribute for VFPv3, and output
1255 correct ".fpu" assembler directive.
1256 (arm_dbx_register_numbering): Add FIXME.
1257 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1258 (fputype): Add FPUTYPE_VFP3.
1259 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1260 (CALL_USED_REGISTERS): Likewise.
1261 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1262 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1263 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1264 (D7_VFP_REGNUM): New.
1265 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1266 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1267 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1268 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1269 (REG_ALLOC_ORDER): Adjust for VFPv3.
1270 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1271 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1272 VFP_LO_REGS, VFP_HI_REGS.
1273 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1274 (IS_VFP_CLASS): Define macro.
1275 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1277 (REGISTER_MOVE_COST): Likewise.
1278 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1279 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1280 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1281 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1282 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1283 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1284 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1285 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1286 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1287 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1288 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1289 where appropriate for single-word registers.
1290 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1291 As above. Fix type attributes.
1292 * config/arm/constraints.md (register_contraint "t"): Define.
1293 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1295 (register_constraint "x"): Define.
1296 (constraint "Dv"): Define.
1298 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1300 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1302 2007-07-03 Tom Tromey <tromey@redhat.com>
1304 * c-parser.c (objc_pq_context): Removed.
1305 (objc_need_raw_identifier): Likewise.
1306 (c_parser) <objc_pq_context>: New field.
1307 <objc_need_raw_identifier>: Likewise.
1308 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1309 (c_lex_one_token): Update.
1310 (c_parser_objc_protocol_definition): Update.
1311 (c_parser_objc_method_definition): Update.
1312 (c_parser_objc_methodproto): Update.
1313 (c_parser_declspecs): Update.
1315 2007-07-03 David Ung <davidu@mips.com>
1317 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1319 2007-07-03 David Ung <davidu@mips.com>
1320 Richard Sandiford <richard@codesourcery.com>
1322 * doc/invoke.texi: Document -march=74kf3_2.
1323 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1324 (TUNE_74K): Check for it.
1325 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1326 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1327 * config/mips/mips.md (cpu): Add 74kf3_2.
1328 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1329 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1330 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1331 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1332 74kf3_2 to the CPU list.
1333 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1334 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1335 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1336 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1337 (r74kf3_2_fxfer_from_c1): New insn reservations.
1339 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1340 David Ung <davidu@mips.com>
1342 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1343 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1344 and 74k[fx]. Document aliases for the new options.
1345 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1346 (PROCESSOR_24KF2_1): ...this.
1347 (PROCESSOR_24KX): Rename to...
1348 (PROCESSOR_24KF1_1): ...this.
1349 (PROCESSOR_74KF): Rename to...
1350 (PROCESSOR_74KF2_1): ...this.
1351 (PROCESSOR_74KX): Rename to...
1352 (PROCESSOR_74KF1_1): ...this.
1353 (TUNE_74K): Update PROCESSOR_* names.
1354 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1355 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1356 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1357 (mips_rtx_cost_data): Update processor names in comments.
1358 (mips_issue_rate): Update PROCESSOR_* names.
1359 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1360 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1361 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1362 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1363 Update cpu attribute names.
1364 (r24k_fpu_iss): Rename this reservation to...
1365 (r24kf2_1_fpu_iss): ...this and update all uses.
1366 (r24kx_fpu_iss): Rename this reservation to...
1367 (r24kf1_1_fpu_iss): ...this and update all uses.
1368 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1369 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1370 Update cpu attribute names.
1372 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1374 * config/m32r/constraints.md: New file.
1375 * config/m32r/m32r.c: Include tm-constrs.h.
1376 (small_data_operand): Use satisfies_constraint_* instead of macro.
1377 (addr24_operand, gen_compare): Likewise.
1378 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1379 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1380 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1381 EXTRA_CONSTRAINT): Likewise.
1382 * config/m32r/m32r.md: Include constraints.md.
1383 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1384 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1385 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1386 (two_insn_const_operand, int8_operand, uint16_operand,
1387 reg_or_int16_operand, reg_or_uint16_operand,
1388 reg_or_cmp_int16_operand, cmp_int16_operand,
1389 seth_add3_operand): Likewise.
1391 2007-07-03 Eric Christopher <echristo@gmail.com>
1393 * libgcc2.h: Conditionally declare __bswapsi2 and
1396 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1398 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1401 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1404 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1405 (__gthrw_pragma): Provide default definition.
1407 * gthr-posix.c (__gthrw_pragma): Define.
1409 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1411 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1412 before declaring inequality.
1414 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1416 * combine.c (recog_for_combine): Log the success or failure of
1417 matching new insn patterns against the machine description in
1420 2007-07-03 Revital Eres <eres@il.ibm.com>
1422 * ddg.c (print_sccs): New function.
1423 (check_sccs): New function.
1424 (create_ddg_all_sccs): Use it.
1425 * ddg.h (print_sccs): Declare.
1426 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1428 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1430 * targhooks.h (default_mode_for_suffix): New function declaration.
1431 * targhooks.c (default_mode_for_suffix): New default target hook.
1432 * target.h (struct c): New structure in the targetm struct.
1433 (mode_for_suffix): New target hook as part of struct c.
1434 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1435 default_mode_for_suffix.
1436 (TARGET_C): New define.
1437 * c-lex.c: Include "target.h".
1438 (interpret_float): Use targetm.c.mode_for_suffix to determine
1439 the mode for a given non-standard suffix.
1440 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1442 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1443 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1445 * doc/extend.texi (Floating Types): New node. Document __float80 and
1446 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1448 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1451 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1452 predicate instead of target_operand.
1453 (divsi3_i1_media, divsi3_media_2): Likewise.
1455 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1457 * tree.h (alias_sets_might_conflict_p): Rename into
1458 alias_sets_must_conflict_p.
1459 * alias.c (alias_sets_might_conflict_p): Likewise.
1460 (alias_sets_conflict_p): Use it.
1461 (objects_must_conflict_p): Likewise.
1462 * c-common.c (strict_aliasing_warning): Adjust.
1464 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1466 * rtlhooks.c (gen_lowpart_if_possible): Check for
1467 invalid subreg before calling gen_lowpart_SUBREG.
1469 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1471 * config/darwin9.h: Add copyright notice.
1472 (LINK_COMMAND_SPEC): Add comment.
1473 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1474 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1475 DARWIN_LIBSYSTEM_HAS_UNWIND.
1477 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1480 * omp-low.c (check_combined_parallel): New function.
1481 (lower_omp_parallel): Call it via walk_stmts, set
1482 OMP_PARALLEL_COMBINED if appropriate.
1483 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1484 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1485 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1486 don't consider it as combined parallel.
1488 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1490 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1491 (gcc_tooldir): Likewise.
1492 * configure: Regenerate.
1493 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1494 old configure.ac gcc_tooldir setting.
1495 (prefix_to_exec_prefix): New variable.
1496 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1497 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1499 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1501 Fix PR tree-optimization/32583
1502 Fix PR tree-optimization/32584
1503 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1504 (phi_translate_set): Use phi_translate directly now.
1505 (make_values_for_stmt): Don't value number RHS if we already know
1508 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1509 Jim Wilson <wilson@specifix.com>
1512 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1515 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1516 Richard Sandiford <richard@codesourcery.com>
1517 Nigel Stephens <nigel@mips.com>
1519 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1520 (mips16e_output_save_restore): Declare.
1521 (mips16e_save_restore_pattern_p): Likewise.
1522 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1523 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1524 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1525 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1526 (BITSET_P): New global macro, extracted from...
1527 (mips_for_each_saved_reg): ...here.
1528 (mips16e_save_restore_info): New struct.
1529 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1530 (mips16e_save_restore_regs): New variable.
1531 (mips_split_plus, mips16e_find_first_register): New functions.
1532 (mips16e_mask_registers): New function.
1533 (compute_frame_size): Expand the commentary before the function.
1534 Enforce the MIPS16e save and restore register range restrictions.
1535 Pad the general register save area at the low end.
1536 (mips16e_save_restore_reg, mips16e_build_save_restore)
1537 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1538 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1539 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1541 (mips_expand_prologue, mips_expand_epilogue): Handle
1542 GENERATE_MIPS16E_SAVE_RESTORE.
1543 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1545 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1547 PR tree-optimization/31966
1548 PR tree-optimization/32533
1549 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1550 "basic_block" description as its third argument. Update function
1551 calls to get destination bb from "edge" argument. Save "cond" into
1552 aux field of the edge. Update prototype for changed arguments.
1553 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1555 (find_phi_replacement_condition): Operate on incoming edges, not
1556 on predecessor blocks. If there is a condition saved in the
1557 incoming edge aux field, AND it with incoming bb predicate.
1558 Return source bb of the first edge.
1559 (clean_predicate_lists): Clean aux field of outgoing node edges.
1560 (tree_if_conversion): Do not initialize cond variable. Move
1561 variable declaration into the loop.
1562 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1563 initializations of new_stmt, arg0 and arg1 variables.
1565 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1567 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1568 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1570 2007-07-02 Richard Guenther <rguenther@suse.de>
1572 * tree-ssa.c (useless_type_conversion_p): Document
1573 future intent as defining the middle-end type system.
1574 Re-structure to call langhook last, group by type class,
1575 mark questionable parts.
1577 2007-07-02 Richard Guenther <rguenther@suse.de>
1579 * tree-flow.h (types_compatible_p): Declare.
1580 * tree-ssa.c (types_compatible_p): New function.
1581 * ipa-type-escape.c (discover_unique_type): Use
1582 types_compatible_p instead of lang_hooks.types_compatible_p.
1583 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1584 * tree-vn.c (expressions_equal_p): Likewise.
1585 * tree.c (fields_compatible_p): Likewise.
1586 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1587 (cprop_operand): Use useless_type_conversion_p instead of
1588 lang_hooks.types_compatible_p.
1589 * tree-inline.c (setup_one_parameter): Likewise.
1590 (declare_return_variable): Likewise.
1591 * tree-nrv.c (tree_nrv): Likewise.
1592 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1593 (maybe_fold_offset_to_component_ref): Likewise.
1594 (maybe_fold_offset_to_reference): Likewise.
1595 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1596 (merge_alias_info): Likewise.
1597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1598 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1599 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1600 * tree-tailcall.c (find_tail_calls): Likewise.
1601 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1602 * gimplify.c (canonicalize_addr_expr): Likewise.
1603 (fold_indirect_ref_rhs): Likewise.
1604 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1605 (cpt_same_type): Likewise.
1606 (check_pointer_types_r): Swap parameters to cpt_same_type
1608 * fold-const.c (fold_convert): Revert fix for PR15988.
1609 * tree-inline.c (setup_one_parameter): Instead fix it here by
1610 using fold_build1 instead of fold_convert and checking for
1611 error_mark_node. Convert only if the conversion is necessary.
1613 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1615 * configure.ac: Check for .gnu_attribute on Power.
1616 * configure: Regenerate.
1617 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1618 attribute for floating-point ABI.
1620 2007-07-02 Ira Rosen <irar@il.ibm.com>
1622 PR tree-optimization/32230
1623 PR tree-optimization/32477
1624 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1625 address is a constant.
1627 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1629 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1630 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1631 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1632 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1633 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1634 64-bit targets. Add support for *-elfoabi*.
1635 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1636 different settings if $(tm_defines) does not select the EABI.
1637 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1638 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1639 (MIPS_ARCH_OPTION_SPEC): Likewise.
1640 (MIPS_ISA_LEVEL_SPEC): Likewise.
1641 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1642 * config/mips/elfoabi.h: New file.
1644 2007-07-02 Richard Guenther <rguenther@suse.de>
1646 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1647 (useless_type_conversion_p): ... this.
1648 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1649 (useless_type_conversion_p): ... this.
1650 * builtins.c (fold_builtin_memory_op): Rename
1651 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1652 * tree-cfg.c (verify_expr): Likewise.
1653 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1654 * tree-ssa-ccp.c (ccp_fold): Likewise.
1655 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1656 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1658 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1659 * tree-ssa-pre.c (eliminate): Likewise.
1660 * tree-ssa.c (delete_tree_ssa): Likewise.
1661 (tree_ssa_useless_type_conversion): Likewise.
1662 * tree.c (build2_stat): Likewise.
1664 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1666 Fix PR tree-optimization/32571
1667 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1670 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1672 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1673 and other expected operations explicitly, change default to
1676 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1678 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1680 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1681 (tls_load_dot_plus_eight): Move the label number into the unspec.
1682 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1684 2007-07-01 Andreas Schwab <schwab@suse.de>
1686 * dwarf2out.c (initial_return_save): Define only if used.
1688 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1690 Unreverting Richard's Revert of:
1692 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1694 * dce.c (deletable_insn_p_1): New function, split out from...
1695 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1696 specially, not those inside PARALLELs. Remove BODY argument
1697 and adjust recursive call accordingly.
1698 (prescan_insns_for_dce): Update call to delete_insn_p.
1700 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1701 Revital Eres <eres@il.ibm.com>
1703 * ddg.c (create_ddg_all_sccs): Fix missed
1704 initialization of scc_nodes.
1706 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1709 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1710 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1712 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1714 * configure.ac: Check for .gnu_attribute on MIPS.
1715 * configure, config.in: Regenerate.
1716 * config/mips/mips.c (mips_file_start): If supported, output
1717 attribute for floating-point ABI.
1719 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1723 (ffs_cmove): New expander to expand using ctz pattern.
1724 (*ffs_cmove): Remove pattern.
1725 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1726 (ffsdi2): Expand using ctz pattern.
1727 (*ffs_rex64): Remove pattern.
1729 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1731 PR rtl-optimization/32296
1732 * pa.md (return): Delete pattern.
1733 (return_internal): Remove "(const_int 1)" from pattern.
1734 (epilogue): Use return_internal pattern for trivial returns.
1735 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1736 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1738 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1740 * tree-ssa-pre.c (is_exception_related): New function
1741 (can_value_number_operation): Use it.
1743 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1745 Fix PR tree-optimization/32540
1746 Fix PR tree-optimization/31651
1748 * tree-ssa-sccvn.c: New file.
1750 * tree-ssa-sccvn.h: Ditto.
1752 * tree-vn.c: Include tree-ssa-sccvn.h
1753 (val_expr_paid_d): Removed.
1754 (value_table): Ditto.
1755 (vn_compute): Ditto.
1756 (val_expr_pair_hash): Ditto.
1757 (val_expr_pair_expr_eq): Ditto.
1758 (copy_vuses_from_stmt): Ditto.
1761 (shared_vuses_from_stmt): Ditto.
1762 (print_creation_to_file): Moved up.
1763 (sort_vuses): Ditto.
1764 (sort_vuses_heap): Ditto.
1765 (set_value_handle): Make non-static.
1766 (make_value_handle): Ditto.
1767 (vn_add): Rewritten to use sccvn lookups.
1768 (vn_add_with_vuses): Ditto.
1769 (vn_lookup): Ditto (and second argument removed).
1770 (vn_lookup_with_vuses): Ditto.
1771 (vn_lookup_or_add): Ditto (and second argument removed);
1772 (vn_lookup_or_add_with_vuses): Ditto.
1773 (vn_lookup_with_stmt): New.
1774 (vn_lookup_or_add_with_stmt): Ditto.
1775 (create_value_handle_for_expr): Ditto.
1777 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1778 (seen_during_translate): New function.
1779 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1780 (phi_trans_add): Ditto.
1781 (constant_expr_p): FIELD_DECL is always constant.
1782 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1783 Use constant_expr_p.
1784 Avoid infinite recursion on mutually valued expressions.
1785 Change callers of vn_lookup_or_add.
1786 (phi_translate): New function.
1787 (compute_antic_safe): Allow phi nodes.
1788 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1789 (find_or_generate_expression): Rewrite slightly.
1790 (create_expression_by_pieces): Updated for vn_lookup_or_add
1792 Update VN_INFO for new names.
1793 (insert_into_preds_of_block): Update for new names.
1794 (add_to_exp_gen): New function.
1795 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1796 (find_existing_value_expr): Rewrite to changed vn_lookup.
1797 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1798 (try_look_through_load): Removed.
1799 (try_combine_conversion): Ditto.
1800 (get_sccvn_value): New function.
1801 (make_values_for_phi): Ditto.
1802 (make_values_for_stmt): Ditto.
1803 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1805 (init_pre): Update for SCCVN changes.
1807 (execute_pre): Ditto.
1809 * tree-flow.h (make_value_handle): Declare.
1810 (set_value_handle): Ditto.
1811 (sort_vuses_heap): Ditto.
1812 (vn_lookup_or_add_with_stmt): Ditto.
1813 (vn_lookup_with_stmt): Ditto.
1814 (vn_compute): Remove.
1817 (vn_lookup): Update arguments.
1819 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1821 (tree-ssa-sccvn.o): New.
1822 (OBJS-common): Add tree-ssa-sccvn.o
1824 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1827 * c-typeck.c (build_external_ref): Don't mark as used if called
1829 * calls.c (rtx_for_function_call): Likewise.
1831 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1835 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1837 * dce.c (deletable_insn_p_1): New function, split out from...
1838 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1839 specially, not those inside PARALLELs. Remove BODY argument
1840 and adjust recursive call accordingly.
1841 (prescan_insns_for_dce): Update call to delete_insn_p.
1843 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1845 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1846 (try_combine): Move potential calls to undo_all() so they happen
1847 before we commit to using the combined insns.
1849 2006-06-30 Jan Hubicka <jh@suse.cz>
1851 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1854 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1856 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1857 (cgraph_remove_unreachable_nodes): Likewise.
1858 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1859 * ipa-inline.c (update_caller_keys): Cast according to the coding
1861 (cgraph_decide_recursive_inlining): Likewise.
1862 (cgraph_decide_inlining_of_small_function): Likewise.
1863 (try_inline): Likewise.
1864 (cgraph_decide_inlining_incrementally): Likewise.
1865 * ipa-pure-const.c (get_function_state): Likewise.
1866 (scan_function): Likewise.
1867 (analyze_function): Likewise.
1868 (static_execute): Likewise.
1869 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1870 (merge_callee_local_info): Likewise.
1871 (analyze_function): Use type safe memory macros.
1872 (static_execute): Likewise. Cast according to the coding conventions.
1873 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1875 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1877 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1878 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1881 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1884 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1885 for complex modes (both int and real).
1887 2007-06-29 Jan Hubicka <jh@suse.cz>
1889 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1891 2007-06-29 Jan Hubicka <jh@suse.cz>
1894 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1897 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1900 * config/avr/avr.c: Include dataflow header file.
1901 (expand_prologue): Adjust for prologue insn change.
1902 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1905 2007-06-29 Richard Guenther <rguenther@suse.de>
1908 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1909 during type verification.
1911 2007-06-29 Jan Hubicka <jh@suse.cz>
1913 * recog.c (validate_change_rtx_1): Unshare TO argument.
1915 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1917 PR tree-optimization/24659
1918 * tree-vect-transform.c (vectorizable_call): Handle
1919 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1921 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1922 * config/i386/i386.c (enum ix86_builtins)
1923 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1924 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1926 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1927 const using def_builtin_const.
1928 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1929 input operands in the same modes as the result.
1930 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1932 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1934 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1935 (df_set_dead_notes_for_mw): Likewise.
1937 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1939 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1941 2007-06-28 DJ Delorie <dj@redhat.com>
1943 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1945 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1947 * doc/invoke.texi (C++ Dialect Options): Document
1948 fvisibility-ms-compat.
1949 * c.opt (fvisibility-ms-compat): New.
1951 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1954 * tree-affine.c (aff_combination_add_elt): Handle
1955 pointer addition specially.
1957 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1959 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1960 decl is non-external for AIX ABI.
1962 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1964 * config/rs6000/predicates.md (current_file_function_operand):
1965 Ensure the symbol is non-external for AIX ABI.
1967 2007-06-28 Nick Clifton <nickc@redhat.com>
1969 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1970 (fdce, fdse, fpredictive-commoning): Likewise.
1972 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1975 * gcc.c (process_command): Recognize the new -static-libgfortran
1978 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1981 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1982 Use a call clobbered hard reg instead of a pseudo reg.
1984 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1986 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1988 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1991 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1992 REG_LIBCALL and REG_RETVAL notes.
1993 (divsi3, mulsi3): Likewise.
1994 (mulhisi3): Likewise. Use emit_libcall_block.
1995 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1997 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1999 PR rtl-optimization/32481
2000 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2002 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2004 * dce.c (deletable_insn_p_1): New function, split out from...
2005 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2006 specially, not those inside PARALLELs. Remove BODY argument
2007 and adjust recursive call accordingly.
2008 (prescan_insns_for_dce): Update call to delete_insn_p.
2010 2007-06-27 Richard Guenther <rguenther@suse.de>
2013 * tree.h (fold_convertible_p): Declare.
2014 * fold-const.c (fold_convertible_p): New function.
2015 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2016 instead of lang_hooks.types_compatible_p.
2018 2007-06-26 Jan Hubicka <jh@suse.cz>
2020 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2021 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2022 early use validate_unshare_change.
2023 (reload_combine): Likewise.
2024 * recog.c (change_t): New field unshare.
2025 (validate_change_1): Rename from validate_change; add argument unshare.
2026 (validate_change): Turn into wrapper of validate_change_1; update
2027 prototype for bools.
2028 (validate_unshare_change): New.
2029 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2030 calls of df_insn_rescan.
2031 * recog.h (validate_change): Replace ints by bools.
2032 (validate_unshare_change): Declare.
2034 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2036 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2038 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2040 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2042 2007-06-25 Jan Hubicka <jh@suse.cz>
2044 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2046 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2047 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2048 places other call site specific checks are performed.
2050 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2053 * tree-vect-transform.c (vectorizable_operation): Convert
2054 POINTER_PLUS_EXPR over to PLUS_EXPR.
2056 2007-06-25 Chao-ying Fu <fu@mips.com>
2058 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2059 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2060 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2061 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2063 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2064 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2065 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2066 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2067 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2068 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2069 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2070 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2071 ALL_FIXED_POINT_MODE_P): New define.
2072 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2074 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2076 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2077 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2078 MODE_VECTOR_UACCUM): New mode classes.
2080 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2081 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2082 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2085 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2086 (blank_mode): Initialize ibit and fbit.
2087 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2088 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2090 (new_adjust): Change required_class to required_class_from and
2091 required_class_to for testing within a range.
2092 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2093 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2095 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2096 (make_fixed_point_mode): New.
2097 (_ADD_ADJUST): Change C to C1 and C2.
2098 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2099 use a range for machine classes.
2100 (ADJUST_IBIT, ADJUST_FBIT): New.
2101 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2103 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2104 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2105 Emit adjustment for ibit and fbit.
2106 (emit_mode_ibit, emit_mode_fbit): New.
2107 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2109 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2111 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2112 as the source of the set.
2114 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2116 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2117 FP_REGNO_P): Use IN_RANGE.
2118 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2119 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2120 (DATA_REG_P): Use DATA_REGNO_P.
2121 (FP_REG_P): Use FP_REGNO_P.
2122 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2123 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2124 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2126 2007-06-24 Jan Hubicka <jh@suse.cz>
2129 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2131 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2134 * fold-const.c (fold_binary): Strip nops of operand 0
2135 of BIT_NOT_EXPR before calling operand_equal_p.
2136 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2137 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2139 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2141 * doc/extend.texi: Document that dllimport and dllexport imply
2143 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2144 imported or exported declaration, including type declarations.
2145 * c-common.c (handle_visibility_attribute): Check for conflicts
2146 with dllimport/dllexport.
2147 (c_determine_visibility): Handle dllimport/dllexport as an
2148 explicit visibility atttribute.
2150 2007-06-23 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/16876
2154 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2156 * tree-inline.c (initialize_inlined_parameters): Do not call
2157 lang_hooks.tree_inlining.convert_parm_for_inlining.
2158 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2159 reason for mismatched types.
2160 * gimplify.c (gimplify_call_expr): Verify the call expression
2161 arguments match the called function type signature. Otherwise
2162 mark the call expression to be not considered for inlining
2163 using CALL_CANNOT_INLINE_P flag.
2164 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2165 edges call expression.
2166 (cgraph_decide_inlining_of_small_function): Likewise.
2167 (cgraph_decide_inlining): Likewise.
2168 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2170 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2171 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2172 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2174 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2175 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2177 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2178 convert_parm_for_inlining member.
2180 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2183 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2184 Remove optimization for GT.
2186 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2189 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2191 (prescan_insns_for_dce): Add extra parameter.
2193 2007-06-23 Jan Hubicka <jh@suse.cz>
2196 * gimplify.c (mark_addressable): New function.
2197 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2199 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2202 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2204 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2207 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2208 moves between MMX/SSE registers to at least 8 units to prevent
2209 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2211 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/i386.c (override_options): Correct x86_sahf
2216 2007-06-21 David Daney <ddaney@avtrex.com>
2219 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2220 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2221 (exception_receiver): Renamed to ...
2222 (nonlocal_goto_receiver): ... this.
2224 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2226 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2227 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2228 partial register accesses.
2230 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2232 * fold-const.c (debug_fold_checksum): Move it under
2233 ENABLE_FOLD_CHECKING.
2235 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2238 * tree.h (debug_fold_checksum): Declared.
2239 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2240 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2241 build_fold_addr_expr_with_type_1.
2242 (fold_addr_expr, debug_fold_checksum): New.
2243 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2244 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2247 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2249 PR tree-optimization/19590
2250 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2251 of scev is a constant.
2252 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2254 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2256 * df-problems.c (df_note_bb_compute): Made computation of live
2257 info consistent with df_lr.
2259 2007-06-21 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/32453
2262 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2263 for pointer anti-range.
2265 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/i386.c (processor_target_table): Increase maximum
2268 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2271 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2272 byte alignment if > 8 byte alignment is preferred.
2273 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2275 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2277 PR tree-optimization/31866
2278 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2279 if ASM_EXPR's input is not a SSA_NAME.
2282 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2283 but decl is a global var, instead return decl.
2284 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2285 even for is_global_var decls, if they are private in some outer
2288 2007-06-21 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/32451
2291 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2293 2007-06-21 Christian Bruel <christian.bruel@st.com>
2295 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2296 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2297 (push_regs): Changed saving order or banked registers.
2298 (sh_expand_epilogue): Likewise.
2299 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2300 (FIRST_BANKED_REG): Likewise.
2301 (LAST_BANKED_REG): Likewise.
2302 * config/sh/sh.md (banked) New attribute.
2303 (in_delay_slot): Check banked attribute.
2305 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2307 PR tree-optimization/32075
2308 * tree-data-ref.c (subscript_dependence_tester_1,
2309 analyze_miv_subscript, analyze_overlapping_iterations,
2310 add_distance_for_zero_overlaps, build_classic_dist_vector,
2311 subscript_dependence_tester_1, analyze_overlapping_iterations,
2312 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2313 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2314 to evolution_function_is_affine_multivariate_p.
2316 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2318 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2320 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2323 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2325 * config/m32c/prologue.md (epilogue_exitd_16): New.
2326 (epilogue_reit_16): New.
2327 (epilogue_exitd): Rename to epilogue_exitd_24.
2328 (epilogue_reit): Rename to epilogue_reit_24.
2330 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2331 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2333 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2335 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2336 if dbg_cnt (sched_insn) reaches the limit.
2337 (choose_ready): New parameter INSN_PTR and new return value.
2338 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2339 the new return value from choose_ready.
2340 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2341 (rest_of_handle_global_alloc): New global_alloc_at_func.
2343 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2345 PR tree-optimization/25737
2346 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2347 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2348 * tree-flow.h (struct fieldoff): Add new field alias_set.
2349 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2350 argument addressable_type. Set alias_set of fieldoff.
2351 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2352 (create_overlap_variables_for): Pass alias_set from fieldoff to
2354 * alias.c (get_alias_set): Use alias_set from SFT if set.
2356 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2358 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2359 of a variable as an unsigned HOST_WIDE_INT integer.
2361 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2363 PR rtl-optimization/32405
2364 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2366 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2368 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2371 * builtins.c: Include diagnostic.h.
2372 (expand_builtin_expect): Make gcc_assert more permissive.
2373 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2376 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2380 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2381 if ACCUMULATE_OUTGOING_ARGS.
2383 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2385 * config/m68hc11/m68hc11.c: Include dataflow header file.
2386 (m68hc11_reorg): Port to dataflow.
2388 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2390 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2391 (struct df_problem.free_blocks_on_set_blocks): New field.
2392 (struct dataflow.optional_p): New field.
2393 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2394 (df_live_set_all_dirty): New function.
2395 * df-scan.c (df_scan_alloc): Initialize optional_p.
2396 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2397 * df-core.c (df_set_blocks): Removed use of
2398 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2399 df_problem.free_blocks_on_set_blocks to determine which blocks are
2401 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2402 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2403 uses dataflow.optional_p to determine if problem should be
2405 (rest_of_handle_df_initialize): Only start live problem if
2407 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2408 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2409 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2410 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2411 problem_NOTE): Initialize free_blocks_on_set_blocks.
2412 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2414 (df_live_set_all_dirty, df_note_alloc): New function.
2415 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2417 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2418 * postreload.c (reload_combine): Ditto.
2419 * cse.c (cse_extended_basic_block): Ditto.
2420 * regmove.c (mark_flags_life_zones): Ditto.
2421 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2422 erase_matching_seqs): Ditto.
2423 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2424 * integrate (allocate_initial_values): Ditto.
2425 * combine.c (reg_dead_at_p): Ditto.
2426 * resource.c (mark_target_live_regs): Ditto.
2427 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2428 * config/sh/sh.c (find_r0_life_regions): Ditto.
2429 * global.c (rest_of_handle_global_alloc): Only add back df_live
2431 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2433 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2435 (if_convert): Make sure df_live is there at -O == 1.
2436 (pass_if_after_combine): Cleanup flags.
2437 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2438 is there at -O == 1.
2440 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2442 * config/arm/arm.c (arm_get_frame_offsets): Set
2443 offsets->locals_base to avoid negative stack size.
2444 (thumb1_expand_prologue): Assert on negative stack size.
2446 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2448 PR tree-optimization/32367
2449 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2450 of the chrec has no evolution in that loop.
2451 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2453 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2455 * config/xtensa/xtensa.c: Include "df.h".
2456 (xtensa_builtin_saveregs): Use adjust_address instead of
2458 (xtensa_va_start): Invoke make_tree with sizetype for
2459 expand_builtin_saveregs and then convert the result to a pointer.
2460 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2461 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2462 Subtract argument size from index value as integers and then use
2463 POINTER_PLUS_EXPR to add the result to the array address.
2465 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2468 * config/m32c/m32c.c: Include dataflow header file.
2469 (m32c_emit_prologue): Adjust for prologue insn change.
2470 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2471 once inside a PARALLEL. Assume frame size passed in operand 0
2472 includes space to save the fb register.
2473 (prologue_enter_24): Likewise.
2474 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2476 2007-06-19 David Daney <ddaney@avtrex.com
2479 * config/mips/mips.md (cprestore): Mark $gp as used.
2481 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2484 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2485 (frv_ifcvt_modify_insn): Likewise.
2487 2007-06-19 Richard Guenther <rguenther@suse.de>
2489 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2490 only handle positive offsets that fit in a HOST_WIDE_INT.
2492 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2494 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2495 result of rsqrt insn for zero input argument to avoid NaN.
2497 2007-06-19 Richard Guenther <rguenther@suse.de>
2500 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2502 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2504 PR tree-optimization/32353
2505 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2507 2007-06-19 Nick Clifton <nickc@redhat.com>
2509 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2511 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2515 * config/i386/i386.c (assign_386_stack_local): Assert that
2516 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2517 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2518 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2519 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2521 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2523 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2525 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2527 PR rtl-optimization/32321
2528 * gcse.c (replace_store_insn): Update the note before
2529 calling emit_insn_after.
2531 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2534 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2536 * df-problems.c (df_note_bb_compute): Fix dumping info.
2538 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2540 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2541 insn with emit_jump_insn.
2543 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2545 PR tree-optimization/32383
2546 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2547 * targhooks.h (default_builtin_reciprocal): Update prototype.
2548 * target.h (struct gcc_target): Update builtin_reciprocal.
2549 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2550 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2551 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2552 when fndecl is in BUILT_IN_MD class.
2553 (execute_convert_to_rsqrt): Ditto.
2555 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2556 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2557 Convert BUILT_IN_SQRTF code only when md_fn is false.
2559 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2561 * bt-load.c (move_btr_def): Fix the order of arguments
2562 to validate_replace_rtx.
2564 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2566 * config/m68k/m68k-devices.def: Add 54450..54455.
2568 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2570 PR rtl-optimization/32366
2571 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2572 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2575 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2578 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2579 this is true, rescan insn being modified.
2580 (sms_schedule): Added rescan parameter.
2581 (rest_of_handle_sms): Moved freeing of dominance info to before
2582 getting out of cfg_layout.
2584 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2586 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2587 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2590 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2591 FL_CF_EMAC from the entry for isac.
2593 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2594 (const_sibcall_operand): New.
2595 (sibcall_operand): Use it.
2596 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2597 (m68k_isas): ISAC does not imply FPU or EMAC.
2598 (override_options): Add ISA_C logic for symbolic jump & call.
2600 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2602 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2603 return mode from the builtin itself.
2604 (sparc_fold_builtin): Fix cast of zero constant.
2606 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2608 * targhooks.c (default_builtin_reciprocal): New default target hook.
2609 * targhooks.h (default_builtin_reciprocal): Add prototype.
2610 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2611 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2612 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2613 default_builtin_reciprocal.
2615 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2618 * hooks.c (hook_tree_tree_bool_null): New hook.
2619 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2620 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2621 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2622 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2623 and convert it to reciprocal a*rfunc(b).
2624 (execute_convert_to_rsqrt): New function.
2625 (gate_convert_to_rsqrt): New function.
2626 (pass_convert_to_rsqrt): New pass definition.
2627 * target.h (struct gcc_target): Add builtin_reciprocal.
2628 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2629 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2630 TARGET_BUILTIN_RECIPROCAL.
2631 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2633 * config/i386/i386.h (TARGET_RECIP): New define.
2634 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2635 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2636 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2637 and not optimizing for size.
2638 (*rcpsf2_sse): New insn pattern.
2639 (*rsqrtsf2_sse): Ditto.
2640 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2641 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2642 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2643 and not optimizing for size.
2644 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2645 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2646 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2647 and not optimizing for size.
2648 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2649 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2650 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2651 and not optimizing for size.
2652 (*sse_rsqrtv4sf2): Do not export.
2654 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2655 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2656 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2657 and not optimizing for size.
2659 * config/i386/i386.opt (mrecip): New option.
2660 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2661 (ix86_emit_swsqrtsf): Ditto.
2662 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2663 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2665 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2666 ix86_expand_unop1_builtin.
2667 (ix86_emit_swdivsf): New function.
2668 (ix86_emit_swsqrtsf): Ditto.
2669 (ix86_builtin_reciprocal): New function.
2670 (TARGET_BUILTIN_RECIPROCAL): Use it.
2671 (ix86_vectorize_builtin_conversion): Rename from
2672 ix86_builtin_conversion.
2673 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2674 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2675 "i386 and x86_64 Options" section.
2676 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2678 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2679 Zdenek Dvorak <dvorakz@suse.cz>
2680 Richard Guenther <rguenther@suse.de>
2681 Kaz Kojima <kkojima@gcc.gnu.org>
2683 * tree-vrp.c (compare_values_warnv): Convert val2 to
2685 (extract_range_from_assert): Create
2686 POINTER_PLUS_EXPR for pointer types.
2687 (extract_range_from_binary_expr): Handle
2688 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2690 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2691 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2692 POINTER_PLUS_EXPR as PLUS_EXPR.
2693 (number_of_iterations_lt_to_ne):
2694 For pointer types, use sizetype when
2695 creating MINUS_EXPR/PLUS_EXPRs.
2696 (assert_loop_rolls_lt): For pointer types, use sizetype when
2697 creating MINUS_EXPR/PLUS_EXPRs.
2698 (number_of_iterations_le): Likewise.
2699 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2700 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2701 like PLUS_EXPR and MINUS_EXPR.
2702 * tree-pretty-print.c (dump_generic_node): Handle
2704 (op_prio): Likewise.
2705 (op_symbol_1): Likewise.
2706 * optabs.c (optab_for_tree_code): Likewise.
2707 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2709 * tree-tailcall.c (process_assignment): Mention
2710 POINTER_PLUS_EXPR in a TODO comment.
2711 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2712 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2713 not used with a pointer and an integer type.
2714 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2715 increment using chrec_convert_rhs instead of chrec_convert.
2716 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2717 PLUS_EXPR except for the right hand side's type will be
2719 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2720 (fold_used_pointer_cast): Kill.
2721 (pointer_offset_p): Kill.
2722 (fold_used_pointer): Kill.
2723 (pointer_used_p): Kill.
2724 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2725 call fold_used_pointer.
2726 (instantiate_parameters_1): Convert the increment
2727 using chrec_convert_rhs instead of chrec_convert.
2728 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2729 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2730 instead of PLUS_EXPR.
2731 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2732 PLUS_EXPR for pointers.
2733 (std_gimplify_va_arg_expr): Likewise.
2734 (fold_builtin_memory_op): Likewise.
2735 (fold_builtin_strstr): Likewise.
2736 (fold_builtin_strchr): Likewise.
2737 (fold_builtin_strrchr): Likewise.
2738 (fold_builtin_strpbrk): Likewise.
2739 (expand_builtin_memory_chk): Likewise.
2740 (fold_builtin_memory_chk): Likewise.
2741 (std_expand_builtin_va_start): Use
2742 sizetype for the call to make_tree and then convert
2743 to the pointer type.
2744 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2745 instead of PLUS_EXPR for adding to a pointer.
2746 (std_gimplify_va_arg_expr): Use fold_build2 for
2747 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2748 the operands to sizetype first and then cast the BIT_AND_EXPR
2749 back to the pointer type.
2750 * fold-const.c (build_range_check): Handle pointer types
2752 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2753 of PLUS_EXPR's. Make sure the offset is converted to
2755 (try_move_mult_to_index): Strip the NOPs from the offset.
2756 Remove code argument and replace all uses with PLUS_EXPR.
2757 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2758 specially. Don't use a pointer type for MINUS_EXPR.
2759 (fold_unary): Handle for (T1)(X op Y),
2760 only p+ as that is the only as that can be handled for
2761 binary operators now.
2762 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2764 <case PLUS_EXPR>: Add folding of PTR+INT into
2766 Don't call try_move_mult_to_index.
2767 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2768 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2769 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2770 Don't call try_move_mult_to_index.
2771 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2772 (tree_expr_nonzero_p): Likewise.
2773 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2774 of PLUS_EXPR for the complex expression folding.
2775 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2776 first chrec is a pointer type, then the second should
2777 be sizetype and not the first's type.
2778 For POINTER_PLUS_EXPR, use a different right hand side type.
2779 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2780 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2781 different right hand side type.
2782 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2783 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2784 instead of PLUS_EXPR.
2785 When either operand is zero, convert the other operand.
2786 (chrec_apply): Use chrec_convert_rhs
2787 on the argument x instead of chrec_convert.
2788 (reset_evolution_in_loop): For pointer types, the new_evol
2790 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2791 different right hand side type.
2792 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2793 (chrec_convert_rhs): New function.
2794 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2795 different right hand side type.
2796 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2797 * tree-chrec.h (chrec_convert_rhs): New prototype.
2798 (build_polynomial_chrec): For pointer types, the right hand
2799 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2800 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2801 Remove subtraction case as it is always addition now.
2802 Make sure the offset is converted to sizetype.
2803 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2804 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2805 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2806 PLUS_EXPR in pointer type.
2807 Handle POINTER_PLUS_EXPR.
2808 (tree_to_aff_combination): Likewise.
2809 (force_expr_to_var_cost): Likewise.
2810 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2811 instead of PLUS_EXPR for pointers.
2812 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2813 instead of PLUS_EXPR of pointer types.
2814 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2816 (check_va_list_escapes): Likewise.
2817 (check_all_va_list_escapes): Likewise.
2818 * dwarf2out.c (loc_descriptor_from_tree_1):
2819 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2820 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2821 (string_constant): Likewise.
2822 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2823 the offset to the base, use POINTER_PLUS_EXPR.
2824 (add_to_parts): Convert the index to sizetype.
2825 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2826 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2827 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2828 Offset only holds something for PLUS_EXPR.
2829 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2831 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2833 (analyze_accesses_for_modify_stmt): Likewise.
2834 Remove comment about the type being integral type as it is
2836 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2838 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2840 Correct the type which the artimentic is done in (is now
2843 * tree-data-ref.c (split_constant_offset): Handle
2845 * tree-affine.c (tree_to_aff_combination): Likewise.
2846 * c-typeck.c (build_unary_op): For pointers create the increment
2847 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2849 * gimplify.c (gimplify_self_mod_expr): Create a
2850 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2851 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2852 * tree.def (POINTER_PLUS_EXPR): New tree code.
2853 * tree-predcom.c (ref_at_iteration): If we have a pointer
2854 type do the multiplication in sizetype.
2855 * tree-mudflap.c (mf_xform_derefs_1): Create a
2856 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2857 * tree-ssa-forwprop.c
2858 (forward_propagate_addr_into_variable_array_index):
2859 Don't expect there to be a cast for the index as that
2860 does not exist anymore.
2861 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2862 instead of PLUS_EXPR.
2863 Don't check for the first operand of the POINTER_PLUS_EXPR
2864 was the index as it cannot be.
2865 Call forward_propagate_addr_into_variable_array_index with
2866 the SSA_NAME instead of the statement.
2867 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2868 (compare_constant): Likewise.
2869 (copy_constant): Likewise.
2870 (compute_reloc_for_constant): Likewise.
2871 (output_addressed_constants): Likewise.
2872 (initializer_constant_valid_p): Likewise.
2873 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2874 Convert the MIN/MAX of the inner type to the outer
2875 type before comparing them.
2876 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2877 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2878 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2879 of PLUS_EXPR for pointers.
2880 * tree-inline.c (estimate_num_insns_1): Handle
2882 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2883 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2884 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2885 instead of PLUS_EXPR for the pointer increment statement.
2886 (vect_update_ivs_after_vectorizer): For pointer types, create
2887 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2888 MULT_EXPR in sizetype.
2889 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2891 * tree-object-size.c (plus_expr_object_size): Handle
2892 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2893 code which is trying to figure out which side is a pointer and
2895 (check_for_plus_in_loops_1): Likewise.
2896 (check_for_plus_in_loops): Likewise.
2897 * c-common.c (pointer_int_sum): Create a
2898 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2899 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2900 only POINTER_PLUS_EXPR. Removing all the extra
2901 code which is trying to figure out which side is a pointer and
2903 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2904 PLUS_EXPR and MINUS_EXPR.
2905 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2907 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2908 with make_tree, instead of a pointer type.
2909 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2910 for pointers instead of PLUS_EXPR.
2911 (s390_gimplify_va_arg): Likewise.
2912 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2913 instead of PLUS_EXPR when doing addition on pointer
2914 types. Use sizetype for the second operand.
2915 (spu_gimplify_va_arg_expr): Likewise.
2916 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2917 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2918 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2919 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2920 for the pointer addition and also use size_int/sizetype
2922 (ix86_gimplify_va_arg): Likewise.
2923 Perform BIT_AND_EXPR on sizetype arguments.
2924 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2925 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2926 for the pointer additions and also use size_int for the offsets.
2927 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2928 additions and also use size_int for the offsets. Perform
2929 BIT_AND_EXPR on sizetype arguments.
2930 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2931 POINTER_PLUS_EXPR for pointers and create the
2932 BIT_AND_EXPR in sizetype.
2933 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2934 instead of PLUS_EXPR for pointer addition.
2935 (rs6000_va_start): Likewise.
2936 Also use sizetype for the offset.
2937 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2938 as PLUS_EXPR/MINUS_EXPR.
2939 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2940 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2941 Don't use BIT_AND_EXPR on a pointer type, convert the
2942 expression to sizetype first.
2943 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2945 (mips_gimplify_va_arg_expr): Likewise.
2946 Don't create BIT_AND_EXPR in a pointer type.
2948 2007-06-15 Eric Christopher <echristo@apple.com>
2950 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2951 (x86_64-*-darwin*): Ditto.
2952 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2955 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2957 * doc/extend.texi: Document behavior of __attribute__((aligned))
2960 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2962 * rtlanal.c (note_stores): Improve documentation.
2964 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2966 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2967 LOCAL_LABEL_PREFIX): Delete.
2968 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2969 (bfin_internal_label): Delete.
2971 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2973 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2974 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2975 otherwise define to LIBGCC2_TF_CEXT.
2976 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2977 (LIBGCC_TF_CEXT): Ditto.
2980 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2982 PR rtl-optimization/32339
2983 * df-scan.c (df_uses_record): Don't modify flags but just add to
2984 it for df_ref_record.
2986 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2988 * tree-mudflap.c: Fix whitespace issues.
2990 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2992 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2994 2007-06-14 Eric Christopher <echristo@apple.com>
2996 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2997 (movv4sf): Use gcc_unreachable instead of abort.
2999 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/sfp-machine.h (CMPtype): New define.
3003 (mach stubs): Use CMPtype instead of int as a return type.
3005 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3007 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3008 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3009 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3010 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3011 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3012 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3013 config/soft-fp/soft-fp.h: Update from glibc CVS.
3015 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3017 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3019 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3022 * config/v850/v850.c: Include dataflow header file.
3023 (substitute_ep_register): Fix typo.
3025 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3027 * configure.ac: Fix earlier checkin.
3028 * configure: Regenerated.
3030 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3032 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3033 * aclocal.m4: Regenerate.
3034 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3035 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3036 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3037 * configure: Regenerate.
3038 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3040 * Makefile.in (quickstrap): Build libgcc too.
3042 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3044 * configure.ac: Add --enable-checking=df. Explicitly mention that
3045 the variables are initialized as for "release".
3046 * df-core.c: Use it.
3047 * configure: Regenerate.
3048 * config.in: Regenerate.
3050 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3052 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3053 validate_replace_rtx instead of replace_rtx.
3054 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3056 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3058 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3059 (DWARF2_UNWIND_INFO): Override default if configured with
3061 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3062 (ENDFILE_SPEC): Add crtend.o.
3063 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3064 (ENDFILE_SPEC): Add crtend.o.
3065 (TARGET_USE_JCR_SECTION): Define.
3066 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3068 * config/i386/cygming-crtbegin.c: New file.
3069 * config/i386/cygming-crtend.c: New file.
3071 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3073 * config/i386/w32-unwind.h: New file.
3075 2007-06-13 Eric Christopher <echristo@apple.com>
3077 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3078 the user set a value below STACK_BOUNDARY.
3080 2007-06-13 Thiemo Seufer <ths@networkno.de>
3082 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3083 imply -lpthread for -pthread.
3085 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3087 * basic-block.h: Remove the prototype for
3088 free_basic_block_vars.
3089 * cfglayout.h: Remove the prototype for
3090 insn_locators_initialize.
3091 * tree.h: Remove the prototype for emit_line_note.
3093 * tree-ssa-pre.c (mergephitemp): Remove.
3094 (init_pre): Don't use mergephitemp.
3096 2007-06-13 Eric Christopher <echristo@apple.com>
3098 * config/i386/i386.c (override_options): If we've specified
3099 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3101 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3103 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3106 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3108 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3109 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3110 (eh_store_handler): New pattern.
3111 (eh_return): Emit it instead of a plain move.
3113 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3116 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3117 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3120 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3123 (find_next_insn_start, find_load): New functions.
3124 (bfin_reorg): Use them to deal with the fact that parallel insns are
3125 no longer represented as a SEQUENCE.
3127 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3129 * config/sparc/sparc.c (sparc_override_options): Initialize
3132 2007-06-13 Dave Korn <dave.korn@artimi.com>
3134 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3137 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3139 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3140 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3141 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3142 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3143 tree-vect-transform.c: Fix comment typos. Follow spelling
3146 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3148 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3149 to the exit block use set.
3150 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3151 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3152 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3154 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3156 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3157 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3158 to indicate an error.
3159 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3161 (dbg_cnt_process_opt): Print an error on a bad argument.
3162 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3163 * common.opt (-fdbg-cnt-list): New.
3164 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3166 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3168 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3169 flag on ref-all pointers.
3171 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3174 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3175 for the offset with the modifier as EXPAND_INITIALIZER
3176 if the modifier is EXPAND_INITIALIZER.
3177 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3178 a register if we had an overflow.
3180 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3182 * real.c (real_isfinite): New.
3183 (real_sqrt): Use it.
3184 * real.h (real_isfinite): New.
3185 * builtins.c: Use it.
3187 2007-06-12 Ian Lance Taylor <iant@google.com>
3188 Daniel Berlin <dberlin@dberlin.org>
3191 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3192 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3193 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3194 (DECL_NO_TBAA_P): Define.
3195 (struct tree_decl_common): Add no_tbaa_flag field.
3196 * tree-ssa-structalias.c (struct variable_info): Add
3197 no_tbaa_pruning field.
3198 (new_var_info): Initialize no_tbaa_pruning field.
3199 (unify_nodes): Copy no_tbaa_pruning field.
3200 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3201 (dump_solution_for_var): Print no_tbaa_pruning flag.
3202 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3204 (compute_tbaa_pruning): New static function.
3205 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3206 Call compute_tbaa_pruning.
3207 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3208 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3209 * gimple-low.c (lower_stmt): Likewise.
3210 * tree-gimple.c (is_gimple_stmt): Likewise.
3211 * tree-ssa-operands.c (get_expr_operands): Likewise.
3212 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3213 * tree-inline.c (estimate_num_insns_1): Likewise.
3214 (copy_result_decl_to_var): Likewise.
3215 * expr.c (expand_expr_real_1): Likewise.
3216 * tree-pretty-print.c (dump_generic_node): Likewise.
3217 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3218 * omp-low.c (omp_copy_decl_2): Likewise.
3219 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3220 * doc/c-tree.texi (Expression trees): Document
3221 CHANGE_DYNAMIC_TYPE_EXPR.
3223 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3225 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3226 with !HONOR_NANS and !HONOR_INFINITIES.
3227 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3229 2007-06-12 Tristan Gingold <gingold@adacore.com>
3231 * gcov.c: Comments updated.
3232 (source_info): Add file_time field.
3233 (source_index): New variable.
3234 (mutiple_files): New variable.
3235 (generate_results): New function extracted from process_file.
3236 (process_file): Save and restore chain of functions, generate
3237 results and free structures only if not merging results.
3238 (release_structures): File names are now freed in create_file_names
3239 (create_file_names): Free previous file names.
3240 (find_source): File date is now read here and modifications in
3241 source files is checked here.
3242 (read_graph_file): Only reverse order of functions for the current
3244 (make_gcov_file_name): Do not generate long names if input_name is
3246 (output_lines): If merging results do not display graph, data and
3248 Checking source file modification is done in find_source.
3250 * doc/gcov.texi: Append an s to sourcefile.
3252 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3254 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3255 (forced_nop): New pattern.
3256 * config/bfin/bfin.c: Include "df.h".
3257 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3258 (bfin_discover_loop): Use df_get_live_in instead of
3259 global_live_at_start.
3260 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3261 df_analyze when done.
3262 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3263 the insns. Use QImode for the final insn in a bundle. Call
3264 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3266 (reorder_var_tracking_notes): New function.
3267 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3268 update_life_info. Call df_analyze after scheduling and bundle
3269 generation. Call reorder_var_tracking_notes if generating these
3270 notes. Call df_finish_pass at the end.
3272 2007-06-12 Dirk Mueller <dmueller@suse.de>
3274 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3275 a comparison, not an assignment.
3277 2007-06-12 Olivier Hainque <hainque@adacore.com>
3279 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3280 Request walking the subtrees only, leaving the current is_lhs/val_only
3282 (convert_non_local_reference): Likewise.
3284 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3286 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3288 2007-06-12 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/15353
3291 PR tree-optimization/31657
3292 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3293 * timevar.def: Add TV_TREE_IFCOMBINE.
3294 * tree-pass.h (pass_tree_ifcombine): Declare.
3295 * tree-ssa-ifcombine.c: New file.
3296 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3297 * tree-flow.h (blocks_in_phiopt_order): Declare.
3298 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3299 (tree-ssa-ifcombine.o): New dependencies.
3301 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3303 PR rtl-optimization/32293
3304 * combine.c (simplify_if_then_else): Truncate return from
3305 nonzero_bits() to correct mode.
3307 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3309 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3310 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3312 2007-06-11 Diego Novillo <dnovillo@google.com>
3314 * Makefile.in (reload1.o-warn): Remove.
3316 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3318 * combine.c (subst): Use reg_overlap_mentioned_p
3319 instead of comparing register numbers directly.
3321 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3323 * reload1.c (mark_home_live_1): Use the mode parameter.
3325 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3327 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3328 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3332 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3334 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3336 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3338 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3339 from integer registers.
3340 (FP mode splitters): Handle TFmode.
3342 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3344 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3345 for ref-all pointers that point-to anything.
3347 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3349 * config/arm/arm.c (arm_output_dwarf_dtprel,
3350 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3352 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3354 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3355 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3358 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3360 * gcc/tree.c (signed_or_unsigned_type_for): New.
3361 (unsigned_type_for): Use signed_or_unsigned_type_for.
3362 (signed_type_for): Use signed_or_unsigned_type_for.
3363 * gcc/tree.h (signed_or_unsigned_type_for): New.
3364 (get_signed_or_unsigned_type): Remove.
3365 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3366 lang_hooks.types.signed_type
3367 (size_diffop): Likewise.
3368 (all_ones_mask_p): Likewise.
3369 (build_range_check): Likewise.
3370 (fold_cond_expr_with_comparison): Likewise.
3371 (fold_cond_expr_with_comparison): Likewise.
3372 (unextend): Likewise.
3373 (extract_muldiv_1): Likewise.
3374 (fold_single_bit_test_into_sign_test): Likewise.
3375 (fold_binary): Likewise.
3376 (fold_ternary): Likewise.
3377 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3378 instead of get_signed_or_unsigned_type.
3379 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3380 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3381 * gcc/expr.c (signed_or_unsigned_type_for): Use
3382 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3383 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3384 (lhd_signed_or_unsigned_type): Remove.
3385 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3386 signed_or_unsigned_type.
3387 (lhd_signed_or_unsigned_type): Remove.
3388 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3389 lang_hooks.types.signed_type.
3390 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3391 c_common_signed_type instead of lang_hooks.types.signed_type.
3392 (c_common_unsigned_type): New.
3393 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3394 (shorten_compare): Use c_common_unsigned_type instead of
3395 c_common_signed_or_unsigned_type.
3396 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3398 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3399 lang_hooks.types.signed_type.
3400 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3401 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3402 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3403 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3404 instead of unsigned_type_for.
3405 * gcc/c-decl.c (groakdeclarator): Likewise.
3406 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3407 * gcc/c-common.h (c_common_unsigned_type): New.
3409 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3413 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3415 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3418 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3419 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3421 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3422 Sebastian Pop <sebpop@gmail.com>
3424 * lambda-code.c (remove_iv): New.
3425 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3427 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3429 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3430 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3431 * tree-ssa-loop-prefetch.c: Include optabs.h.
3432 (FENCE_FOLLOWING_MOVNT): New macro.
3433 (struct mem_ref): Add independent_p and storent_p fields.
3434 (record_ref): Initalize the new fields.
3435 (gather_memory_references_ref): Return true if the reference
3437 (gather_memory_references): Check whether all memory accesses
3438 in loop were recorded.
3439 (should_issue_prefetch_p): Return false for nontemporal stores.
3440 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3441 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3442 (determine_loop_nest_reuse): Detect independent memory references.
3443 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3444 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3445 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3446 * config/i386/i386.h (x86_mfence): Declare.
3447 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3448 * config/i386/i386.c (x86_mfence): New variable.
3449 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3451 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3452 * optabs.c (init_optabs): Initialize storent_optab.
3453 * optabs.h (enum optab_index): Add OTI_storent.
3454 (storent_optab): Declare.
3455 * genopinit.c (optabs): Add initialization for storent_optab.
3456 * tree.h (MOVE_NONTEMPORAL): New macro.
3457 * expr.c (expand_assignment, store_expr, store_constructor_field,
3458 store_constructor, store_field, expand_expr_real_1): Propagate
3459 nontemporality of the expanded store.
3460 (emit_storent_insn): New function.
3461 * expr.h (expand_assignment, store_expr): Declaration changed.
3462 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3463 to expand_assignment.
3464 * stmt.c (expand_asm_expr): Ditto.
3465 * calls.c (initialize_argument_information): Pass false as
3466 nontemporality to store_expr.
3467 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3470 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3472 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3474 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3476 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3478 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3479 and allow DECL_P here.
3481 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3483 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3484 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3485 track of the size of the expression.
3486 * cfghooks.c (merge_blocks): Remove block from loops structure only
3487 after call of the merge_blocks hook.
3489 2007-06-09 Tom Tromey <tromey@redhat.com>
3491 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3492 (deprecated_state): Removed.
3493 (start_decl): Update.
3494 (enum deprecated_states): Moved earlier.
3495 (groktypename): Update.
3496 (push_parm_decl): Likewise.
3497 (grokfield): Likewise.
3498 (start_function): Likewise.
3500 2007-06-09 Ian Lance Taylor <iant@google.com>
3502 PR tree-optimization/32169
3503 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3504 CONVERT_EXPR, check whether min and max both converted to an
3505 overflow infinity representation.
3507 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3509 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3510 not inserted on the edge.
3512 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3514 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3515 instructions if they are supported.
3516 (__divsi3, __umodsi3, __modsi3): Likewise.
3517 (__ashldi3, __ashrdi3, __lshrdi3): New.
3518 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3520 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3521 Tony Linthicum <tony.linthicum@amd.com>
3523 * doc/invoke.texi: Add fvect-cost-model flag.
3524 * common.opt (fvect-cost-model): New flag.
3525 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3526 cost fields in stmt_vec_info struct for STMT.
3527 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3528 fields in stmt_vec_info struct and access functions for the same.
3529 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3530 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3531 load, store and vector to scalar operation.
3532 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3533 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3534 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3535 (TARG_VEC_STORE_COST): Define cost of vector store.
3536 (vect_estimate_min_profitable_iters): Define new function.
3537 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3538 check to evaluate if loop iterations are less than minimum profitable
3539 iterations determined by cost model or minimum vect loop bound defined
3540 by user, whichever is more conservative.
3541 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3542 run-time check to evaluate if loop iterations are less than minimum
3543 profitable iterations determined by cost model or minimum vect loop
3544 bound defined by user, whichever is more conservative.
3545 (vect_estimate_min_profitable_iterations): New function to estimate
3546 mimimimum iterartions required for vector version of loop to be
3547 profitable over scalar version.
3548 (vect_model_reduction_cost): New function.
3549 (vect_model_induction_cost): New function.
3550 (vect_model_simple_cost): New function.
3551 (vect_cost_strided_group_size): New function.
3552 (vect_model_store_cost): New function.
3553 (vect_model_load_cost): New function.
3554 (vectorizable_reduction): Call vect_model_reduction_cost during
3556 (vectorizable_induction): Call vect_model_induction_cost during
3558 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3559 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3560 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3561 vectorizable_promotion, vectorizable_demotion): Call
3562 vect_model_simple_cost during analysis phase.
3564 2007-06-08 Simon Baldwin <simonb@google.com>
3566 * reg-stack.c (get_true_reg): Readability change. Moved default case
3567 label into direct switch statement scope.
3569 2007-06-08 Simon Baldwin <simonb@google.com>
3571 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3572 in gcc_assert() with '==' comparison.
3574 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3577 TARGET_ABM handling of x86_popcnt variable.
3579 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3581 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3582 __builtin_copysignq and __builtin_infq built-in functions.
3584 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3586 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3587 SSE4.2 section. Correct built-in function names in SSE4A section.
3589 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3591 PR tree-optimization/32243
3592 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3593 for ncopies after ratio check between nunits_out and nunits_in.
3594 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3596 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3598 PR tree-optimization/32224
3599 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3600 vectorization upon a non GIMPLE_MODIFY_STMT.
3602 2007-06-08 Christian Bruel <christian.bruel@st.com>
3605 * config/sh/sh.md (doloop_end): New pattern and splitter.
3606 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3608 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3611 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3613 (verify_dominators): Do not change dominance tree.
3615 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3617 * config/sh/constraints.md: New file.
3618 * config/sh/sh.c: Include tm-constrs.h.
3619 (reg_class_from_letter): Remove.
3620 (prepare_cbranch_operands): Use satisfies_constraint_*
3621 function instead of macro.
3622 (andcosts, broken_move, sh_secondary_reload): Likewise.
3623 * config/sh/predicates.md (trapping_target_operand): Likewise.
3624 (and_operand, arith_operand, arith_reg_or_0_operand,
3625 cmp_operand, logical_operand, target_operand,
3626 ua_address_operand, ua_offset, xor_operand): Likewise.
3627 * config/sh/sh.md: Include constraints.md.
3628 (*movsicc_t_false): Use satisfies_constraint_* function
3630 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3631 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3632 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3633 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3634 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3635 (REG_CLASS_FROM_CONSTRAINT): Remove.
3636 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3637 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3638 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3639 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3640 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3641 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3642 function instead of macro.
3643 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3644 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3645 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3646 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3647 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3648 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3649 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3650 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3651 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3652 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3653 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3654 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3655 EXTRA_CONSTRAINT_STR): Likewise.
3656 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3658 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3660 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3662 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3665 * c-common.h (flag_cpp0x): Replaced by...
3666 (cxx_dialect): ... this new variable specifying the C++ dialect that
3668 * c-common.c (flag_cpp0x): Removed.
3669 (cxx_dialect): Defined.
3670 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3672 * c-opts.c (c_common_post_options): Likewise.
3673 (set_std_cxx98): Set cxx_dialect to cxx98.
3674 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3676 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3677 Hui-May Chang <hm.chang@apple.com>
3679 * doc/invoke.texi (Darwin Options): Update documentation for
3680 -mmacosx-version-min.
3681 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3682 * config/darwin-driver.c: New file.
3683 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3684 * config/t-darwin (darwin-driver.o): New rule.
3686 * config/darwin-c.c (version_as_macro): Ignore low digit.
3688 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3690 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3691 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3692 (CSGNMODE): New mode macro.
3693 (CSGNVMODE): New mode attribute.
3694 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3695 expander using CSGNMODE mode macro. Handle TFmode.
3696 (copysign<mode>3_const): Rename from copysignsf3_const and
3697 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3699 (copysign<mode>3_var): Rename from copysignsf3_var and
3700 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3702 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3703 mode macro. Handle TFmode.
3704 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3705 (iortf3, *iortf3): Ditto.
3706 (xortf3, *xortf3): Ditto.
3707 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3708 TFmode and TImode masks.
3709 (ix86_expand_copysign): Expand TFmode copysign insn.
3710 (IX86_BUILTIN_INFQ): New.
3711 (IX86_BUILTIN_FABSQ): Ditto.
3712 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3713 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3714 [__builtin_fabsq]: Ditto.
3715 [__builtin_copysignq]: Ditto.
3716 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3717 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3718 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3719 ix86_expand_binop_builtin().
3721 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3723 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3725 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3728 * rtl.h (push_to_sequence2): New.
3729 * emit-rtl.c (push_to_sequence2): New.
3730 * function.c (assign_parm_data_all): Add new fields.
3731 (assign_parm_setup_block): Call push_to_sequence2 instead of
3733 (assign_parm_setup_reg): Ditto.
3734 (assign_parm_setup_stack): Ditto.
3735 (assign_parms_unsplit_complex): Ditto.
3736 (assign_parms): Change field name.
3738 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3740 PR tree-optimization/32220
3741 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3742 phi node is reached before defining statement.
3744 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3747 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3748 after changing the right hand side of the assignment.
3750 2007-06-06 Eric Christopher <echristo@apple.com>
3752 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3753 (x86_64-*-darwin*): Ditto.
3754 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3755 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3757 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3759 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3761 (add_key): Likewise.
3762 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3763 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3765 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3767 (add_cost_one_coalesce): Likewise.
3768 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3769 variable names. Rename orig to orig_name for consistency.
3770 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3772 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3774 (record_equivalences_from_stmt): Likewise.
3775 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3776 the coding conventions.
3777 (memory_ssa_name_same): Likewise.
3778 (dse_optimize_stmt): Likewise.
3779 (dse_record_phis): Likewise.
3780 (dse_finalize_block): Likewise.
3781 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3782 keywords as variable names.
3783 (may_move_till): Cast according to the coding conventions.
3784 (force_move_till_expr): Avoid using C++ keywords as variable names.
3785 (force_move_till): Cast according to the coding conventions.
3786 (memref_hash): Likewise.
3787 (memref_eq): Likewise.
3788 (gather_mem_refs_stmt): Likewise.
3789 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3790 using C++ keywords as variable names.
3791 (idx_find_step): Cast according to the coding conventions.
3792 (idx_record_use): Likewise.
3793 (find_depends): Likewise.
3794 (prepare_decl_rtl): Likewise.
3795 (mbc_entry_hash): Likewise.
3796 (mbc_entry_eq): Likewise.
3797 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3798 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3799 (idx_infer_loop_bounds): Cast according to the coding conventions.
3800 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3801 * tree-ssa-math-opts.c (occ_new ): Likwise.
3802 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3804 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3806 (add_use_op): Likewise.
3807 (add_vop): Likewise.
3808 (add_vuse_op): Likewise.
3809 (add_vdef_op): Likewise.
3810 (get_expr_operands): Likewise.
3811 (push_stmt_changes): Use type safe memory macros.
3812 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3813 keywords as variable names.
3814 (conditional_replacement): Likewise.
3815 (minmax_replacement): Likewise.
3816 (abs_replacement): Likewise.
3817 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3819 (insert_fake_stores): Avoid using C++ keywords as variable names.
3820 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3822 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3823 (heapvar_insert): Use type safe memory macros.
3824 (new_var_info): Cast according to the coding conventions.
3825 (new_constraint): Likewise.
3826 (remove_preds_and_fake_succs): Use type safe memory macros.
3827 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3829 (thread_single_edge): Likewise.
3830 (thread_through_loop_header): Likewise.
3832 2007-06-06 Eric Christopher <echristo@apple.com>
3834 * config/i386/i386.c (override_options): Move handling
3835 of TARGET_SUBTARGET* earlier.
3837 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3839 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3842 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3844 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3845 emited outside of basic block.
3846 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3848 * rtl.h (delete_insn_chain): Declaration changed.
3849 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3851 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3852 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3853 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3854 to delete_insn_chain.
3855 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3856 do not have bb field set.
3857 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3859 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3860 * cfgcleanup.c (try_optimize_cfg): Ditto.
3862 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3864 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3865 (lambda_body_vector_new): Use type safe memory macros.
3866 (lambda_linear_expression_new): Likewise.
3867 (lambda_loopnest_new): Likewise.
3868 (lambda_lattice_new): Likewise.
3869 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3870 conventions. Use type safe memory macros.
3871 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3872 (lambda_body_vector_s): Likewise.
3873 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3874 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3876 2007-06-06 Richard Guenther <rguenther@suse.de>
3878 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3879 if we need to schedule cfg_cleanup.
3880 (tree_ssa_forward_propagate_single_use_vars): Do so.
3882 2007-06-06 Ian Lance Taylor <iant@google.com>
3884 * fold-const.c (merge_ranges): If range_successor or
3885 range_predecessor fail, just return 0.
3887 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3889 PR tree-optimization/32216
3890 * tree-vectorizer.c (supportable_widening_operation): Determine
3891 signedness of FIX_TRUNC_EXPR from output operand.
3892 (supportable_narrowing_operation): Ditto.
3893 * tree-vect-generic.c (expand_vector_operations_1): Determine
3894 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3897 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3899 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3900 (struct pta): ...from here. Change flags to unsigned to avoid
3901 excessive casting (as it is used as a bit mask).
3902 (override_options): Add casts according to the coding convenventions.
3903 (x86_64_elf_unique_section): Likewise.
3904 (examine_argument): Avoid using C++ keywords as variable names.
3905 (construct_container): Likewise.
3906 (legitimize_pic_address): Likewise.
3907 (get_dllimport_decl): Cast according to the coding conventions. Use
3908 type safe memory macros.
3909 (legitimize_address): Cast according to the coding conventions.
3910 (emit_i387_cw_initialization): Corrected the type of slot to enum
3912 (ix86_init_machine_status): Use type safe memory macros.
3913 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3914 (bdesc_pcmpistr): Likewise.
3915 (bdesc_crc32): Likewise.
3916 (bdesc_sse_3arg): Likewise.
3917 (bdesc_2arg): Likewise.
3918 (bdesc_1arg): Likewise.
3919 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3920 (ix86_expand_sse_pcmpistr): Likewise.
3921 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3922 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3923 int to match the langhook definition.
3924 (ix86_builtin_conversion): Change the type of code to unsigned init to
3925 match the langhook definition.
3926 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3928 (ix86_preferred_output_reload_class): Likewise.
3929 (ix86_cannot_change_mode_class): Likewise.
3930 (ix86_memory_move_cost): Likewise.
3931 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3932 avoid excessive casting later on.
3933 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3935 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3937 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3938 as flags setting insn.
3939 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3941 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3944 (UNSPEC_ROUND): New.
3945 ("sse4_1_round<mode>2"): New insn pattern.
3946 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3948 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3949 expander using SSEMODEF mode macro. Expand using
3950 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3951 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3952 expander using SSEMODEF mode macro. Expand using
3953 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3954 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3955 expander using SSEMODEF mode macro. Expand using
3956 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3957 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3958 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3959 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3962 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3963 Sebastian Pop <sebpop@gmail.com>
3965 * lambda.h (build_linear_expr): New.
3966 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3967 Use build_linear_expr, call fold and force_gimple_operand.
3968 (lambda_loopnest_to_gcc_loopnest): Check that there is
3969 something to insert.
3970 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3972 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3974 PR preprocessor/23479
3975 * doc/extend.texi: Document the 0b-prefixed binary integer
3978 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3980 PR tree-optimization/32215
3981 * tree-vectorizer.c (supportable_widening_operation): Return false
3982 for unsupported FIX_TRUNC_EXPR tree code.
3983 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3985 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3987 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3988 register on SPE targets. Change documentation to reflect
3990 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3991 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3992 out of the register allocation pool.
3993 (rs6000_reg_live_or_pic_offset_p): New function.
3994 (rs6000_emit_prologue): Move the actual saving of LR up to free
3995 r0 for holding r11. Split saving of SPE 64-bit registers into
3996 its own case. Ensure that offsets will always be in-range for
3997 'evstdd' by using r11 as a scratch register to point at the start
3998 of the SPE save area. Save r11 if necessary, as it is the static
4000 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4001 into its own case. Ensure that offsets will always be in-range
4002 for 'evldd' by using r11 as a scratch register to point at the
4003 start of the SPE save area. Also adjust r11 when restoring
4004 the stack pointer to compensate for pre-loading r11.
4006 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4008 * cfg.c (init_flow): Use type safe memory macros.
4009 (alloc_block): Likewise.
4010 (unchecked_make_edge): Likewise.
4011 (dump_flow_info): Avoid using C++ keywords as variable names.
4012 (copy_original_table_clear): Cast according to the coding conventions.
4013 (copy_original_table_set): Likewise.
4014 * cfgexpand (label_rtx_for_bb): Likewise.
4015 (expand_gimple_basic_block): Likewise.
4016 * cfghooks.c (dump_bb): Likewise.
4017 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4019 (lv_add_condition_to_bb): Likewise.
4020 * cfglayout (relink_block_chain): Cast according to the coding
4022 (fixup_reorder_chain): Likewise.
4023 (fixup_fallthru_exit_predecessor): Likewise.
4024 * cfgloop.c (glb_enum_p): Likewise.
4025 (get_exit_description): Likewise.
4026 (dump_recorded_exit): Likewise.
4027 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4028 (struct loop): ... from here.
4029 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4031 * cfgrtl.c (rtl_create_basic_block): Likewise.
4032 (rtl_split_block): Likewise.
4033 (rtl_dump_bb): Likewise.
4034 (cfg_layout_split_block): Likewise.
4035 (init_rtl_bb_info): Use typesafe memory macros.
4037 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4038 * graphds.h: Updated all usages of edge to graph_edge.
4039 * graphds.c: Likewise.
4040 * cfgloopanal.c: Likewise.
4042 2007-06-05 Ian Lance Taylor <iant@google.com>
4044 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4045 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4046 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4048 (test_for_singularity): Likewise.
4050 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4052 * config/i386/constraints.md ("Y2"): Replaced by ...
4054 * config/i386/i386.md: Likewise.
4055 * config/i386/mmx.md: Likewise.
4056 * config/i386/sse.md: Likewise.
4058 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/constraints.md ("z"): Replaced by ...
4062 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4063 (sse4_1_blendvps): Likewise.
4064 (sse4_1_pblendvb): Likewise.
4065 (sse4_2_pcmpestr): Likewise.
4066 (sse4_2_pcmpestrm): Likewise.
4067 (sse4_2_pcmpestr_cconly): Likewise.
4068 (sse4_2_pcmpistr): Likewise.
4069 (sse4_2_pcmpistrm): Likewise.
4070 (sse4_2_pcmpistr_cconly): Likewise.
4072 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4074 * matrix-reorg.c (transform_access_sites): Fix computation.
4075 (transform_allocation_sites): Same.
4077 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4079 * config/i386/i386.c (override_options): Use
4080 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4082 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4085 (nonimm_not_xmm0_operand): Ditto.
4086 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4087 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4088 as operand[2] predicate. Require "z" class XMM register for
4089 operand[3]. Adjust asm template.
4090 ("sse4_1_blendvpd"): Ditto.
4091 ("sse4_1_pblendvb"): Ditto.
4092 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4093 force op2 into xmm0 register for variable blend instructions.
4095 2007-06-04 Tom Tromey <tromey@redhat.com>
4097 * c-tree.h (start_enum): Update.
4098 (build_enumerator): Likewise.
4099 * c-decl.c (enum_next_value): Removed.
4100 (enum_overflow): Likewise.
4101 (start_enum): Add c_enum_contents argument. Don't use globals.
4102 (build_enumerator): Likewise.
4103 * c-tree.h (struct c_enum_contents): New struct.
4105 2007-06-04 Tom Tromey <tromey@redhat.com>
4107 * c-common.c (c_common_get_alias_set): Fix indentation.
4109 2007-06-04 Ian Lance Taylor <iant@google.com>
4111 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4112 to overflow, reduce overflow infinity to regular infinity.
4113 (vrp_var_may_overflow): New static function.
4114 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4116 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4118 * stor-layout.c (layout_type): Remove duplicate code.
4120 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4123 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4124 before build_common_builtin_nodes ().
4126 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4129 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4131 2007-06-04 Jan Hubicka <jh@suse.cz>
4133 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4134 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4135 instead of _stat version.
4137 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4139 PR tree-optimization/32194
4140 * tree-predcom.c (determine_offset): Check that both references have
4143 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4145 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4146 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4147 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4148 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4149 Add argument to iterate_fix_dominators call.
4150 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4151 * gcse.c (hoist_code): Change domby to vector.
4152 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4153 Add argument to iterate_fix_dominators call.
4154 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4155 recompute_dominator.
4156 * lambda-code.c (perfect_nestify): Ditto.
4157 * cfgloopanal.c: Include graphds.h.
4158 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4159 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4160 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4162 * graphds.c: New file.
4163 * graphds.h: New file.
4164 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4165 (get_dominated_by, get_dominated_by_region): Change return type to
4167 (verify_dominators): Recompute all dominators and compare the results.
4168 (recount_dominator): Renamed to ...
4169 (recompute_dominator): ... this. Do not check that the block is
4171 (iterate_fix_dominators): Reimplemented.
4172 (prune_bbs_to_update_dominators, root_of_dom_tree,
4173 determine_dominators_for_sons): New functions.
4174 * et-forest.c (et_root): New function.
4175 * et-forest.h (et_root): Declare.
4176 * Makefile.in (graphds.o): Add.
4177 (cfgloopanal.o): Add graphds.h dependency.
4178 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4179 * basic-block.h (get_dominated_by, get_dominated_by_region,
4180 iterate_fix_dominators): Declaration changed.
4181 (recount_dominator): Renamed to ...
4182 (recompute_dominator): ... this.
4183 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4184 (thread_through_all_blocks): Do not free dominance info.
4186 2007-06-03 Andreas Schwab <schwab@suse.de>
4188 * config/m68k/m68k.c (override_options): Don't override
4190 * config/m68k/m68k-modes.def (SF, DF): Define to use
4191 motorola_single_format and motorola_double_format, resp.
4192 * real.c (motorola_single_format): Renamed from
4193 coldfire_single_format.
4194 (motorola_double_format): Renamed from coldfire_double_format.
4195 (encode_ieee_extended): Generate a proper canonical NaN image
4196 respecting canonical_nan_lsbs_set.
4197 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4199 * real.h: Adjust declarations.
4201 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4204 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4205 the symbol is generated with the stack protector.
4207 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4209 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4210 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4212 * doc/extend.texi (interrupt): Mention m68k.
4214 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4217 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4218 (ix86_expand_sse_pcmpestr): Do not check operands for
4219 "register_operand", when insn operand predicate is "register_operand".
4220 (ix86_expand_sse_pcmpistr): Ditto.
4222 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4223 Uros Bizjak <ubizjak@gmail.com>
4225 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4226 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4227 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4228 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4229 * config/i386/constraints.md ("z"): New register constraint
4230 for members of SSE_FIRST_REG class.
4231 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4232 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4233 SSE_FIRST_REG class.
4234 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4235 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4236 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4237 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4238 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4239 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4240 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4241 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4242 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4243 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4244 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4245 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4246 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4247 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4248 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4249 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4250 (struct builtin_description): Change "flag" field to unsigned.
4251 (bdesc_pcmpestr): New builtin description table.
4252 (bdesc_pcmpistr): Likewise.
4253 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4254 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4255 Initialize pcmp[ei]str[im] insns for SSE4.2.
4256 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4257 (ix86_expand_sse_pcmpistr): Likewise.
4258 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4259 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4260 (UNSPEC_PCMPISTR): Likewise.
4261 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4262 (sse4_2_pcmpestri):New isns pattern.
4263 (sse4_2_pcmpestrm): Likewise.
4264 (sse4_2_pcmpestr_cconly): Likewise.
4265 (sse4_2_pcmpistr): New insn patern and splitter.
4266 (sse4_2_pcmpistri):New isns pattern.
4267 (sse4_2_pcmpistrm): Likewise.
4268 (sse4_2_pcmpistr_cconly): Likewise.
4269 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4272 2007-06-01 David Daney <ddaney@avtrex.com>
4274 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4275 LOADGP_ABSOLUTE and not binds_local_p.
4277 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4279 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4281 2007-06-01 Ian Lance Taylor <iant@google.com>
4283 * tree-vrp.c (compare_name_with_value): Always set
4284 used_strict_overflow if we get a result from the variable itself.
4286 2007-06-01 Ian Lance Taylor <iant@google.com>
4288 PR rtl-optimization/31455
4289 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4290 subregs which have a cast between modes which are not tieable.
4292 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4294 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4295 breaks after return statements.
4297 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4299 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4300 only after no_new_pseudos.
4302 2007-05-31 Eric Christopher <echristo@apple.com>
4304 * expr.c (convert_move): Assert that we don't have a BLKmode
4306 (store_expr): Handle BLKmode moves by calling emit_block_move.
4308 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4310 * c-typeck.c (build_indirect_ref): Include type in error message.
4311 (build_binary_op): Pass types to binary_op_error.
4312 * c-common.c (binary_op_error): Take two type arguments, print out
4314 * c-common.h (binary_op_error): Update prototype.
4316 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4318 * config/i386/i386.c: Correct coments on -mno-sse4.
4320 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4322 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4323 (x86_64-*-*): Likewise.
4324 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4325 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4326 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4327 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4328 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4329 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4330 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4331 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4332 (OPTION_MASK_ISA_SSE4): Likewise.
4333 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4334 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4335 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4336 (override_options): Support SSE4.2.
4337 (ix86_build_const_vector): Support SImode and DImode.
4338 (ix86_build_signbit_mask): Likewise.
4339 (ix86_expand_int_vcond): Support V2DImode.
4340 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4341 (IX86_BUILTIN_CRC32HI): Likewise.
4342 (IX86_BUILTIN_CRC32SI): Likewise.
4343 (IX86_BUILTIN_CRC32DI): Likewise.
4344 (IX86_BUILTIN_PCMPGTQ): Likewise.
4345 (bdesc_crc32): Likewise.
4346 (bdesc_sse_3arg): Likewise.
4347 (ix86_expand_crc32): Likewise.
4348 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4349 (ix86_expand_builtin): Likewise.
4350 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4351 __SSE4_2__ for -msse4.2.
4352 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4353 (CRC32MODE): Likewise.
4354 (crc32modesuffix): Likewise.
4355 (crc32modeconstraint): Likewise.
4356 (sse4_2_crc32<mode>): Likewise.
4357 (sse4_2_crc32di): Likewise.
4358 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4360 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4361 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4362 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4363 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4364 (vcondu<mode>): Likewise.
4365 * doc/extend.texi: Document SSE4.2 built-in functions.
4366 * doc/invoke.texi: Document -msse4.2/-msse4.
4368 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4370 PR tree-optimization/32160
4371 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4372 variable as gimple reg.
4373 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4375 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4377 * gcc.c (main): Don't consider linker options when issuing the
4378 warning about a linker input file not being used.
4380 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4382 * tree-vrp.c (compare_names): Initialize sop.
4384 2007-05-30 Dirk Mueller <dmueller@suse.de>
4386 * cgraphunit.c (cgraph_analyze_function): Remove
4387 computation of inline parameters.
4389 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4393 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4395 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4396 Add vx-common.h. Include vxworks.h between vx-common.h and
4398 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4400 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4401 (TARGET_ASM_DESTRUCTOR): Likewise.
4402 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4403 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4404 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4405 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4406 (VXWORKS_ENDIAN_SPEC): Define.
4407 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4408 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4409 VXWORKS_* equivalents.
4410 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4411 (ASM_FILE_START): Delete.
4412 (TARGET_VERSION): Reformat.
4413 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4414 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4415 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4416 (FPBIT, DPBIT): Define.
4417 (fp-bit.c, dp-bit.c): New rules.
4418 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4419 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4420 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4421 * config/arm/arm.h: Include vxworks-dummy.h.
4422 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4423 Mark with ATTRIBUTE_UNUSED.
4424 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4425 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4426 make it incompatible with -msingle-pic-base.
4427 (arm_function_ok_for_sibcall): Return false for calls that might
4428 go through a VxWorks PIC PLT entry.
4429 (require_pic_register): New function, split out from...
4430 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4432 (arm_load_pic_register): Handle the VxWorks RTP initialization
4433 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4434 (arm_emit_call_insn): New function.
4435 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4436 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4437 (pic_offset_arm): New pattern.
4438 (call, call_value): Use arm_emit_call_insn.
4439 (call_internal, call_value_internal): New expanders.
4440 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4441 VxWorks unless __PIC__.
4443 2007-05-30 Eric Christopher <echristo@gmail.com>
4445 * genrecog.c: Include regs.h in generated file.
4446 * genemit.c: Ditto. Fix up formatting.
4447 * config/mn10300/constraints.md: New.
4448 * config/mn10300/mn10300.md: Include.
4449 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4450 Fix up for removed macro.
4451 * config/mn10300/predicates.md (call_address_operand): Ditto.
4452 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4453 (CONST_OK_FOR_I): Ditto.
4454 (CONST_OK_FOR_J): Ditto.
4455 (CONST_OK_FOR_K): Ditto.
4456 (CONST_OK_FOR_L): Ditto.
4457 (CONST_OK_FOR_M): Ditto.
4458 (CONST_OK_FOR_N): Ditto.
4459 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4463 (EXTRA_CONSTRAINT): Ditto.
4465 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4469 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4470 OPTION_MASK_ISA_64BIT.
4471 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4473 2007-05-30 Richard Guenther <rguenther@suse.de>
4476 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4477 types for comparison.
4478 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4479 with original typed arguments.
4480 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4482 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4484 PR tree-optimization/31769
4485 * except.c (duplicate_eh_regions): Clear prev_try if
4486 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4488 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4490 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4491 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4492 bsi of the location where statements should be inserted.
4493 (sink_code_in_bb): Take bsi from statement_sink_location.
4494 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4495 instead of bsi_start.
4496 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4498 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4499 (bsi_move_before): Document inconsistency with bsi_move_after.
4500 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4502 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4504 * config/i386/i386.h (TARGET_ABM): New define.
4505 (TARGET_POPCNT): Ditto.
4506 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4507 New temporary defines to redefine from OPTION_ISA_* defines.
4508 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4509 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4510 (ix86_isa_flags): New extern int declaration.
4511 (TARGET_SUBTARGET_DEFAULT): New define.
4512 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4513 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4514 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4515 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4516 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4517 * config/i386/darwin.h: Change TARGET_64BIT define to
4520 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4521 using existing "ix86_isa_flags" varible.
4522 (m32, m64): Use existing "ix86_isa_flags" variable.
4523 (mmmx, m3dnow): Ditto.
4524 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4525 (mabm): Define as non-negative option using "x86_abm" variable.
4526 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4528 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4529 Rewrite feature test bitmap.
4530 (ix86_isa_flags): New initialized global int varible.
4531 (ix86_isa_flags_explicit): New static int variable.
4532 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4533 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4534 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4535 target_flags_explicit.
4536 (override_options): Remove "target_enable" and "target_disable" fields
4537 from "struct ptt". Update processor_target_table accordingly. Remove
4538 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4539 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4540 "target_flags" and "ix86_isa_flags_explicit" instead of
4541 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4542 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4543 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4544 to true when either of PTA_POPCNT or PTA_ABM is set in
4545 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4546 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4547 processor_alias_table flags entry. Remove handling of
4548 "target_enable" and "target_disable" fields of processor_target_table.
4549 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4550 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4551 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4552 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4553 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4555 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4557 2007-05-29 David Daney <ddaney@avtrex.com>
4560 * config/mips/mips.c (mips_output_mi_thunk): Emit
4561 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4563 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4564 * config/i386/i386.c (ix86_function_regparm): Added checking of
4565 ix86_force_align_arg_pointer to determine the number of
4566 register parameters.
4568 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4570 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4571 (SET_DR_MISALIGNMENT): New.
4572 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4573 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4574 Use SET_DR_MISALIGNMENT.
4575 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4577 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4578 find_loop_nest): Export.
4579 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4580 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4581 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4582 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4584 (struct mem_ref): Add field reuse_distance.
4585 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4586 Initialize reuse_distance field.
4587 (issue_prefetch_ref): Select temporality of prefetch according to
4589 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4590 self_reuse_distance, determine_loop_nest_reuse): New functions.
4591 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4592 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4593 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4596 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4598 * tree-ssa-alias.c: Add aliasing overview.
4600 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4601 Danny Smith <dannysmith@users.sourceforge.net>
4604 * config/i386/t-crtfm: Compile crtfastmath.o with
4605 -minline-all-stringops.
4606 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4607 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4609 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4611 * doc/md.texi: Document constraints on HP PA-RISC.
4613 * pa/constraints.md: New file.
4614 * pa.md: Include constraints.md.
4615 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4616 (integer_store_memory_operand, ldil_cint_p): New functions.
4617 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4618 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4619 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4620 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4621 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4623 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4626 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4627 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4628 case POSTDECREMENT_EXPR>): Return the error_mark_node
4629 if either the real or imaginary parts would an
4632 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4634 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4635 name when we remove it from a call.
4637 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4639 * targhooks.c (default_narrow_bitfield): Remove.
4640 * targhooks.h: Remove the prototype for
4641 default_narrow_bitfield.
4643 * langhooks-def.h: Remove the prototype for
4644 hook_get_alias_set_0.
4645 * langhooks.c (hook_get_alias_set_0): Remove.
4647 * global.c (EXECUTE_IF_CONFLICT): Remove.
4649 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4652 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4653 return true when truth_value_p is true and the type
4656 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4658 * doc/install.texi (Prerequisites): We no longer require Autoconf
4659 2.13 for the top-level.
4661 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4663 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4664 memory access via x86_expand_vector_move_misalign() only for
4665 TImode values on 32-bit targets.
4667 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4669 * matrix-reorg.c: New file. Implement matrix flattening and
4670 transposing optimization.
4671 * tree-pass.h: Add matrix reorg pass.
4672 * common.opt: Add fipa-mreorg flag.
4673 * Makefile.in: Add matrix-reorg.c.
4674 * passes.c: Add matrix reorg pass.
4675 * varpool.c (add_new_static_var): New function.
4676 * cgraph.h (add_new_static_var): Declare.
4678 2007-05-27 Eric Christopher <echristo@apple.com>
4680 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4681 sp_offset depending on stack size. Save r12 depending
4682 on registers we're saving later.
4683 (rs6000_emit_epilogue): Update sp_offset depending only
4686 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4688 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4689 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4690 * ifcvt.c (if_convert): Ditto.
4691 * tree-ssa-threadupdate.c (thread_block): Ditto.
4692 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4693 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4694 verify_loop_closed_ssa): Check number_of_loops instead of
4696 * predict.c (tree_estimate_probability): Ditto.
4697 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4698 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4699 * modulo-sched.c (sms_schedule): Ditto.
4700 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4701 (scev_finalize): Do not do anything if scev analysis was not
4703 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4704 current_loops == NULL.
4705 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4706 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4708 (loop_optimizer_finalize): Assert that loops were analyzed.
4709 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4710 rtl_doloop): Check number_of_loops instead of current_loops.
4711 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4712 current_loops == NULL.
4713 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4714 gate_tree_vectorize tree_linear_transform, check_data_deps,
4715 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4716 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4717 Check number_of_loops instead of current_loops.
4718 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4719 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4720 free loops if available.
4721 (execute_pre): Do not pass do_fre to fini_pre.
4723 2007-05-27 Tobias Burnus <burnus@net-b.de>
4726 * real.c (mpfr_from_real): Fix sign of -Inf.
4728 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4730 * tree-vect-transform.c (vectorizable_conversion): Initialize
4731 tree_code variables to ERROR_MARK.
4732 (vectorizable_type_demotion): Likewise.
4733 (vectorizable_type_promotion): Likewise.
4735 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4738 * config/i386/i386.md (movti): Handle push operands via
4741 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4743 * basic-block.h: Remove the prototype for merge_seq_blocks.
4744 * cfgcleanup.c (merge_seq_blocks): Remove.
4746 * tree-flow.h: Remove the prototype for is_aliased_with.
4747 * tree-ssa-alias.c (is_aliased_with): Remove.
4749 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4751 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4753 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4755 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4756 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4757 (vec_unpacks_hi_v16qi): Likewise.
4758 (vec_unpacku_lo_v16qi): Likewise.
4759 (vec_unpacks_lo_v16qi): Likewise.
4760 (vec_unpacku_hi_v8hi): Likewise.
4761 (vec_unpacks_hi_v8hi): Likewise.
4762 (vec_unpacku_lo_v8hi): Likewise.
4763 (vec_unpacks_lo_v8hi): Likewise.
4764 (vec_unpacku_hi_v4si): Likewise.
4765 (vec_unpacks_hi_v4si): Likewise.
4766 (vec_unpacku_lo_v4si): Likewise.
4767 (vec_unpacks_lo_v4si): Likewise.
4769 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4771 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4772 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4773 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4774 follow spelling conventions in various
4775 warning/error/diagnostic messages.
4777 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4778 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4779 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4780 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4781 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4782 * doc/tm.texi: Follow spelling conventions.
4784 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4787 * tree-ssa-forwprop.c
4788 (forward_propagate_addr_into_variable_array_index): Remove
4789 the lhs argument. Use the type of def_rhs instead of lhs.
4790 (forward_propagate_addr_expr_1): Update use of
4791 forward_propagate_addr_into_variable_array_index.
4793 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4794 Nigel Stephens <nigel@mips.com>
4796 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4797 function attributes, "far" being an alias for "long_call".
4798 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4799 (mips_near_type_p, mips_far_type_p): New.
4800 (mips_comp_type_attributes): New function to check that attributes
4801 attached to a function type are compatible.
4802 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4803 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4804 to the target function of the thunk.
4805 (mips_encode_section_info): Check for "near" and "far" function
4806 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4808 * config/mips/predicates.md (const_call_insn_operand): Test only
4809 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4811 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4814 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4815 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4816 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4817 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4819 2007-05-25 Eric Christopher <echristo@apple.com>
4821 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4822 to x86-darwin configurations.
4823 * config/i386/t-darwin: Add softfp support.
4824 * config/i386/t-darwin64: Ditto.
4825 * config/i386/sfp-machine.h: If mach then don't use
4826 aliasing, emit a stub to call.
4828 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4830 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4831 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4832 tree-predcom.c, tree-ssa-alias-warnings.c,
4833 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4834 comment typos. Follow spelling conventions.
4835 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4837 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4840 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4841 constants into memory. Expand unaligned memory references for
4842 SSE modes via x86_expand_vector_move_misalign() function.
4844 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4846 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4847 "memory" attribute for "sseishft" type insn without operands[2].
4849 2007-05-25 Dirk Mueller <dmueller@suse.de>
4850 Marcus Meissner <meissner@suse.de>
4852 * doc/extend.texi (alloc_size): New attribute.
4853 * c-common.c (handle_alloc_size_attribute): New.
4854 * tree-object-size.c (alloc_object_size): Use alloc_size
4855 attribute, if available.
4857 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4861 (__builtin_ia32_vec_ext_v2di): Likewise.
4862 (__builtin_ia32_vec_ext_v4si): Likewise.
4863 (__builtin_ia32_vec_ext_v8hi): Likewise.
4864 (__builtin_ia32_vec_ext_v16qi): Likewise.
4865 (__builtin_ia32_vec_set_v8hi): Likewise.
4867 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4869 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4871 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4873 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4874 (arm_is_longcall_p): Rename to...
4875 (arm_is_long_call_p): ...this. Take a single tree argument and
4877 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4878 (CUMULATIVE_ARGS): Remove call_cookie.
4879 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4880 (ENCODED_LONG_CALL_ATTR_P): Delete.
4881 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4882 LONG_CALL_FLAG_CHAR cases.
4883 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4884 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4885 ARM_DECLARE_FUNCTION_SIZE.
4886 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4887 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4888 (arm_encode_call_attribute, current_file_function_operand): Delete.
4889 (arm_function_in_section_p): New function.
4890 (arm_is_longcall_p): Rename to...
4891 (arm_is_long_call_p): ...this. Take the target function as a single
4892 argument and return a bool. Do not rely on call cookies. Check
4893 whether the target symbol is in the same section as the current
4894 function, not just the same compilation unit.
4895 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4896 (arm_encode_section_info): Don't encode a call type.
4897 * config/arm/arm.md (call, call_value): Update calls to
4898 arm_is_long(_)call_p. Simplify logic.
4899 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4900 Update calls to arm_is_long(_)call_p.
4902 2007-05-25 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/31982
4905 * tree-ssa-forwprop.c
4906 (forward_propagate_addr_into_variable_array_index): Handle arrays
4907 with element size one.
4909 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4911 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4912 (umulsi3_highpart): Likewise.
4914 2007-05-24 Ian Lance Taylor <iant@google.com>
4916 PR rtl-optimization/32069
4917 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4920 2007-05-24 Ollie Wild <aaw@google.com>
4922 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4925 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4927 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4928 (oprs_unchanged_p): Use it to check all registers in a REG.
4929 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4930 (reg_set_between_after_reload_p): Delete.
4931 (reg_used_between_after_reload_p): Likewise.
4932 (reg_set_or_used_since_bb_start): Likewise.
4933 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4934 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4935 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4936 * rtlanal.c (reg_set_p): Check whether REG overlaps
4937 regs_invalidated_by_call, rather than just checking the
4938 membership of REGNO (REG).
4940 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4942 * doc/passes.texi: Document predictive commoning.
4943 * doc/invoke.texi (-fpredictive-commoning): Document.
4944 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4945 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4946 adding indices to the generated name.
4947 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4948 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4949 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4950 (op_symbol_code): ... and exported.
4951 (dump_omp_clause, op_symbol): Use op_symbol_code
4952 instead of op_symbol_1.
4953 * tree-pass.h (pass_predcom): Declare.
4954 * timevar.def (TV_PREDCOM): New timevar.
4955 * tree-ssa-loop.c (run_tree_predictive_commoning,
4956 gate_tree_predictive_commoning, pass_predcom): New.
4957 * tree-data-ref.c (find_data_references_in_loop): Find the
4958 references in dominance order.
4959 (canonicalize_base_object_address): Ensure that the result has
4961 (dr_analyze_innermost): Export.
4962 (create_data_ref): Code to fail for references with invariant
4964 (find_data_references_in_stmt): ... here.
4965 * tree-data-ref.h (dr_analyze_innermost): Declare.
4966 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4967 (aff_combination_find_elt, name_expansion_hash,
4968 name_expansion_eq, tree_to_aff_combination_expand,
4969 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4971 * tree-affine.h (aff_combination_constant_multiple_p,
4972 tree_to_aff_combination_expand): Declare.
4973 * tree-predcom.c: New file.
4974 * common.opt (fpredictive-commoning): New option.
4975 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4976 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4977 * Makefile.in (tree-predcom.o): Add.
4978 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4979 * passes.c (init_optimization_passes): Add dceloop after
4980 copy propagation in loop optimizer. Add predictive commoning
4981 to loop optimizer passes.
4983 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4985 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4988 2007-05-24 Jan Hubicka <jh@suse.cz>
4990 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4992 (genheader): Include statistics.h.
4994 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4996 * print-rtl.c (flag_dump_unnumbered): Update comments.
4997 (print_rtl): Fix my previous change.
4998 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5001 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5004 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5006 (thread_through_all_blocks): Call initialize_original_copy_tables
5007 and free_original_copy_tables.
5008 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5010 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5011 * cfghooks.c (duplicate_block): Use get_loop_copy.
5012 * cfg.c: Include cfgloop.h.
5013 (loop_copy): New hash table.
5014 (initialize_original_copy_tables): Initialize loop_copy table.
5015 (free_original_copy_tables): Free loop_copy table.
5016 (copy_original_table_clear, copy_original_table_set,
5017 set_loop_copy, get_loop_copy): New functions.
5018 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5019 * cfgloop.h (struct loop): Remove copy field.
5020 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5021 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5023 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5025 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5026 -msse/-msse2/-msse3.
5028 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5031 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5033 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5036 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5037 * targhooks.h (default_mangle_decl_assembler_name): Declare
5039 * targhooks.c (default_mangle_decl_assembler_name): Define
5041 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5043 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5044 * langhooks.c (lhd_set_decl_assembler_name): Call
5045 targetm.mangle_decl_assembler_name for names with global scope.
5047 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5049 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5050 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5052 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5053 New. Factored out of i386_pe_encode_section_info.
5054 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5055 Move check for prior decoration of stdcall
5056 symbols to i386_pe_encode_section_info.
5057 (i386_pe_encode_section_info): Adjust call to
5058 gen_stdcall_or_fastcall_suffix. Use
5059 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5060 (i386_pe_mangle_decl_assembler_name): New. Wrap
5061 i386_pe_maybe_mangle_decl_assembler_name.
5063 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5065 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5066 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5067 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5068 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5069 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5072 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5073 Nigel Stephens <nigel@mips.com>
5074 Richard Sandiford <richard@codesourcery.com>
5076 Fix up MIPS16 hard float and add support for complex.
5078 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5079 (TARGET_SOFT_FLOAT_ABI): New.
5080 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5081 __mips_soft_float to reflect the ABI in use, not whether the
5082 FPU is directly accessible (e.g., in MIPS16 mode).
5083 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5084 (UNITS_PER_FPVALUE): Likewise.
5086 * config/mips/mips.c (mips_expand_call): Remove redundant
5087 TARGET_MIPS16 check.
5088 (mips_arg_regno): New.
5089 (function_arg_advance): When setting bits in cum->fp_code for
5090 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5092 (function_arg): Use mips_arg_regno.
5093 (mips_return_mode_in_fpr_p): New.
5094 (mips16_call_stub_mode_suffix): New.
5095 (mips16_cfun_returns_in_fpr_p): New.
5096 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5097 (mips_output_function_prologue): Test mips16_hard_float, not
5098 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5099 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5100 return value into a floating-point register.
5101 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5102 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5103 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5104 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5105 word of double arguments from or to the high bits of 64-bit
5106 floating point registers.
5107 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5108 (mips16_fpret_double): New helper function.
5109 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5110 support for complex modes. Fill in DECL_RESULT for stubdecl.
5111 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5113 * config/mips/mips16.S
5114 (RET, ARG1, ARG2): New.
5115 (MERGE_GPRf, MERGE_GPRt): New.
5116 (DELAYt, DELAYf): New.
5117 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5118 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5119 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5120 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5121 (SFOP): Renamed to...
5122 (OPSF3): This, and macro-ified. Updated all uses.
5123 (SFOP2): Renamed to...
5124 (OPSF2): This, and macro-ified. Updated all uses.
5125 (SFCMP): Renamed to...
5126 (CMPSF): This, and macro-ified. Updated all uses.
5127 (SFREVCMP): Renamed to...
5128 (REVCMPSF): This, and macro-ified. Updated all uses.
5129 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5130 (LDDBL1, LDDBL2, RETDBL): Deleted.
5131 (DFOP): Renamed to...
5132 (OPDF3): This, and macro-ified. Updated all uses.
5133 (DFOP2): Renamed to...
5134 (OPDF2): This, and macro-ified. Updated all uses.
5135 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5136 (DFCMP): Renamed to...
5137 (CMPDF): This, and macro-ified. Updated all uses.
5138 (DFREVCMP): Renamed to...
5139 (REVCMPDF): This, and macro-ified. Updated all uses.
5140 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5141 (RET_FUNCTION): New.
5142 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5143 (__mips16_ret_sc, __mips16_ret_dc): New.
5144 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5145 STUB_ARGS_6, STUB_ARGS_10): New.
5146 (CALL_STUB_NO_RET): New.
5147 (__mips16_call_stub_1): Macro-ified.
5148 (__mips16_call_stub_5): Macro-ified.
5149 (__mips16_call_stub_2): Macro-ified.
5150 (__mips16_call_stub_6): Macro-ified.
5151 (__mips16_call_stub_9): Macro-ified.
5152 (__mips16_call_stub_10): Macro-ified.
5153 (CALL_STUB_RET): New.
5154 (__mips16_call_stub_sf_0): Macro-ified.
5155 (__mips16_call_stub_sf_1): Macro-ified.
5156 (__mips16_call_stub_sf_5): Macro-ified.
5157 (__mips16_call_stub_sf_2): Macro-ified.
5158 (__mips16_call_stub_sf_6): Macro-ified.
5159 (__mips16_call_stub_sf_9): Macro-ified.
5160 (__mips16_call_stub_sf_10): Macro-ified.
5161 (__mips16_call_stub_df_0): Macro-ified.
5162 (__mips16_call_stub_df_1): Macro-ified.
5163 (__mips16_call_stub_df_5): Macro-ified.
5164 (__mips16_call_stub_df_2): Macro-ified.
5165 (__mips16_call_stub_df_6): Macro-ified.
5166 (__mips16_call_stub_df_9): Macro-ified.
5167 (__mips16_call_stub_df_10): Macro-ified.
5168 (__mips16_call_stub_sc_0): New.
5169 (__mips16_call_stub_sc_1): New.
5170 (__mips16_call_stub_sc_5): New.
5171 (__mips16_call_stub_sc_2): New.
5172 (__mips16_call_stub_sc_6): New.
5173 (__mips16_call_stub_sc_9): New.
5174 (__mips16_call_stub_sc_10): New.
5175 (__mips16_call_stub_dc_0): New.
5176 (__mips16_call_stub_dc_1): New.
5177 (__mips16_call_stub_dc_5): New.
5178 (__mips16_call_stub_dc_2): New.
5179 (__mips16_call_stub_dc_6): New.
5180 (__mips16_call_stub_dc_9): New.
5181 (__mips16_call_stub_dc_10): New.
5183 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5184 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5185 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5187 2007-05-23 Ian Lance Taylor <iant@google.com>
5189 * doc/invoke.texi (Invoking GCC): Document that the order of the
5192 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5195 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5196 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5197 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5201 * config/score/score.c (score_print_operand): Make sure that only
5202 lower bits are used.
5204 2007-05-22 Ian Lance Taylor <iant@google.com>
5206 * tree-vrp.c (avoid_overflow_infinity): New static function,
5207 broken out of set_value_range_to_value.
5208 (set_value_range_to_value): Call avoid_overflow_infinity.
5209 (extract_range_from_assert): Likewise.
5211 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5214 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5215 change the type before looking for a COMPOUND_EXPR.
5217 2007-05-22 Ian Lance Taylor <iant@google.com>
5219 * lower-subreg.c (decompose_multiword_subregs): If we change an
5220 insn, call remove_retval_note on it.
5222 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5224 * regs.h (end_hard_regno): New function.
5225 (END_HARD_REGNO, END_REGNO): New macros.
5226 (add_to_hard_reg_set): New function.
5227 (remove_from_hard_reg_set): Likewise.
5228 (in_hard_reg_set_p): Likewise.
5229 (overlaps_hard_reg_set_p): Likewise.
5230 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5231 (note_btr_set): Use END_HARD_REGNO.
5232 * caller-save.c (setup_save_areas): Use end_hard_regno.
5233 (mark_set_regs): Use END_HARD_REGNO.
5234 (add_stored_regs): Use end_hard_regno.
5235 (mark_referenced_regs): Use add_to_hard_reg_set.
5236 * combine.c (update_table_tick): Use END_REGNO.
5237 (record_value_for_reg): Likewise.
5238 (record_dead_and_set_regs): Likewise.
5239 (get_last_value_validate): Likewise.
5240 (use_crosses_set_p): Likewise.
5241 (reg_dead_at_p_1): Likewise.
5242 (reg_dead_at_p): Likewise.
5243 (mark_used_regs_combine): Use add_to_hard_reg_set.
5244 (move_deaths): Use END_HARD_REGNO.
5245 (reg_bitfield_target_p): Use end_hard_regno.
5246 (distribute_notes): Use END_HARD_REGNO.
5247 * cse.c (mention_regs): Use END_REGNO.
5248 (insert): Use add_to_hard_reg_set.
5249 (invalidate): Use END_HARD_REGNO.
5250 (invalidate_for_call): Likewise.
5251 (exp_equiv_p): Use END_REGNO.
5252 (cse_insn): Likewise.
5253 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5254 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5255 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5256 * function.c (keep_stack_depressed): Use end_hard_regno.
5257 * global.c (global_alloc): Use end_hard_regno.
5258 (global_conflicts): Use add_to_hard_reg_set instead of
5260 (find_reg): Likewise.
5261 (mark_reg_store): Likewise.
5262 (mark_reg_conflicts): Likewise.
5263 (mark_reg_death): Use remove_from_hard_reg_set.
5264 (mark_reg_live_nc): Delete.
5265 (set_preference): Use end_hard_regno.
5266 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5267 remove_from_hard_reg_set.
5268 (post_mark_life): Use add_to_hard_reg_set.
5269 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5270 (reg_becomes_live): Use add_to_hard_reg_set.
5271 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5272 (peep2_find_free_register): Use add_to_hard_reg_set.
5273 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5274 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5275 * regrename.c (note_sets): Use add_to_hard_reg_set.
5276 (clear_dead_regs): Use remove_from_hard_reg_set.
5277 (regrename_optimize): Use add_to_hard_reg_set.
5278 (find_oldest_value_reg): Use in_hard_reg_set_p.
5279 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5280 (hard_reg_set_here_p): Use end_hard_regno.
5281 (decompose): Likewise.
5282 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5283 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5284 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5285 (mark_home_live): Use end_hard_regno.
5286 (spill_hard_reg): Likewise.
5287 (clear_reload_reg_in_use): Likewise.
5288 * reorg.c (delete_prior_computation): Use END_REGNO.
5289 * resource.c (update_live_status): Use END_HARD_REGNO.
5290 (mark_referenced_resources): Use add_to_hard_reg_set.
5291 (mark_set_resources): Likewise.
5292 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5293 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5294 (reg_overlap_mentioned_p): Likewise.
5295 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5296 (covers_regno_no_parallel_p): Use END_REGNO.
5297 (find_regno_note): Likewise.
5298 (find_reg_fusage): Use END_HARD_REGNO.
5299 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5300 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5302 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5304 * mode-switching.c (reg_dies): Change type of second argument to
5306 (optimize_mode_switching): Update accordingly.
5308 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5310 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5312 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5313 (hard_reg_set_empty_p): ...these new functions.
5314 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5315 GO_IF_HARD_REG_SUBSET.
5316 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5317 instead of GO_IF_HARD_REG_EQUAL.
5318 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5319 instead of GO_IF_HARD_REG_EQUAL.
5320 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5321 GO_IF_HARD_REG_SUBSET.
5322 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5323 GO_IF_HARD_REG_EQUAL.
5324 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5325 of GO_IF_HARD_REG_SUBSET.
5326 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5327 instead of GO_IF_HARD_REG_EQUAL.
5328 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5329 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5330 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5331 of GO_IF_HARD_REG_SUBSET,
5332 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5333 GO_IF_HARD_REG_SUBSET.
5334 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5335 instead of GO_IF_HARD_REG_EQUAL.
5336 * config/sh/sh.c (push_regs, calc_live_regs): Use
5337 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5338 (hard_regs_intersect_p): Delete.
5340 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5342 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5344 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5345 Richard Henderson <rth@redhat.com>
5347 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5349 (x86_64-*-*): Likewise.
5351 * i386/i386-modes.def (V2QI): New.
5353 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5355 (override_options): Support SSE4.1.
5356 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5357 (IX86_BUILTIN_BLENDPS): Likewise.
5358 (IX86_BUILTIN_BLENDVPD): Likewise.
5359 (IX86_BUILTIN_BLENDVPS): Likewise.
5360 (IX86_BUILTIN_PBLENDVB128): Likewise.
5361 (IX86_BUILTIN_PBLENDW128): Likewise.
5362 (IX86_BUILTIN_DPPD): Likewise.
5363 (IX86_BUILTIN_DPPS): Likewise.
5364 (IX86_BUILTIN_INSERTPS128): Likewise.
5365 (IX86_BUILTIN_MOVNTDQA): Likewise.
5366 (IX86_BUILTIN_MPSADBW128): Likewise.
5367 (IX86_BUILTIN_PACKUSDW128): Likewise.
5368 (IX86_BUILTIN_PCMPEQQ): Likewise.
5369 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5370 (IX86_BUILTIN_PMAXSB128): Likewise.
5371 (IX86_BUILTIN_PMAXSD128): Likewise.
5372 (IX86_BUILTIN_PMAXUD128): Likewise.
5373 (IX86_BUILTIN_PMAXUW128): Likewise.
5374 (IX86_BUILTIN_PMINSB128): Likewise.
5375 (IX86_BUILTIN_PMINSD128): Likewise.
5376 (IX86_BUILTIN_PMINUD128): Likewise.
5377 (IX86_BUILTIN_PMINUW128): Likewise.
5378 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5379 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5380 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5381 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5382 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5383 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5384 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5385 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5386 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5387 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5388 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5389 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5390 (IX86_BUILTIN_PMULDQ128): Likewise.
5391 (IX86_BUILTIN_PMULLD128): Likewise.
5392 (IX86_BUILTIN_ROUNDPD): Likewise.
5393 (IX86_BUILTIN_ROUNDPS): Likewise.
5394 (IX86_BUILTIN_ROUNDSD): Likewise.
5395 (IX86_BUILTIN_ROUNDSS): Likewise.
5396 (IX86_BUILTIN_PTESTZ): Likewise.
5397 (IX86_BUILTIN_PTESTC): Likewise.
5398 (IX86_BUILTIN_PTESTNZC): Likewise.
5399 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5400 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5401 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5402 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5403 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5405 (bdesc_sse_3arg): Likewise.
5406 (bdesc_2arg): Likewise.
5407 (bdesc_1arg): Likewise.
5408 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5410 (ix86_expand_sse_4_operands_builtin): New.
5411 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5412 smaller than 8 bits as the 2nd arg.
5413 (ix86_expand_sse_ptest): New.
5414 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5415 (ix86_expand_vector_set): Support SSE4.1.
5416 (ix86_expand_vector_extract): Likewise.
5418 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5419 __SSE4_1__ for -msse4.1.
5421 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5422 (UNSPEC_INSERTPS): Likewise.
5423 (UNSPEC_DP): Likewise.
5424 (UNSPEC_MOVNTDQA): Likewise.
5425 (UNSPEC_MPSADBW): Likewise.
5426 (UNSPEC_PHMINPOSUW): Likewise.
5427 (UNSPEC_PTEST): Likewise.
5428 (UNSPEC_ROUNDP): Likewise.
5429 (UNSPEC_ROUNDS): Likewise.
5431 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5433 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5434 (const_pow2_1_to_32768_operand): Likewise.
5436 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5439 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5441 (sse4_1_insertps): Likewise.
5442 (*sse4_1_extractps): Likewise.
5443 (sse4_1_ptest): Likewise.
5444 (sse4_1_mulv2siv2di3): Likewise.
5445 (*sse4_1_mulv4si3): Likewise.
5446 (*sse4_1_smax<mode>3): Likewise.
5447 (*sse4_1_umax<mode>3): Likewise.
5448 (*sse4_1_smin<mode>3): Likewise.
5449 (*sse4_1_umin<mode>3): Likewise.
5450 (sse4_1_eqv2di3): Likewise.
5451 (*sse4_1_pinsrb): Likewise.
5452 (*sse4_1_pinsrd): Likewise.
5453 (*sse4_1_pinsrq): Likewise.
5454 (*sse4_1_pextrb): Likewise.
5455 (*sse4_1_pextrb_memory): Likewise.
5456 (*sse4_1_pextrw_memory): Likewise.
5457 (*sse4_1_pextrq): Likewise.
5458 (sse4_1_blendpd): Likewise.
5459 (sse4_1_blendps): Likewise.
5460 (sse4_1_blendvpd): Likewise.
5461 (sse4_1_blendvps): Likewise.
5462 (sse4_1_dppd): Likewise.
5463 (sse4_1_dpps): Likewise.
5464 (sse4_1_movntdqa): Likewise.
5465 (sse4_1_mpsadbw): Likewise.
5466 (sse4_1_packusdw): Likewise.
5467 (sse4_1_pblendvb): Likewise.
5468 (sse4_1_pblendw): Likewise.
5469 (sse4_1_phminposuw): Likewise.
5470 (sse4_1_extendv8qiv8hi2): Likewise.
5471 (*sse4_1_extendv8qiv8hi2): Likewise.
5472 (sse4_1_extendv4qiv4si2): Likewise.
5473 (*sse4_1_extendv4qiv4si2): Likewise.
5474 (sse4_1_extendv2qiv2di2): Likewise.
5475 (*sse4_1_extendv2qiv2di2): Likewise.
5476 (sse4_1_extendv4hiv4si2): Likewise.
5477 (*sse4_1_extendv4hiv4si2): Likewise.
5478 (sse4_1_extendv2hiv2di2): Likewise.
5479 (*sse4_1_extendv2hiv2di2): Likewise.
5480 (sse4_1_extendv2siv2di2): Likewise.
5481 (*sse4_1_extendv2siv2di2): Likewise.
5482 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5483 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5484 (sse4_1_zero_extendv4qiv4si2): Likewise.
5485 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5486 (sse4_1_zero_extendv2qiv2di2): Likewise.
5487 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5488 (sse4_1_zero_extendv4hiv4si2): Likewise.
5489 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5490 (sse4_1_zero_extendv2hiv2di2): Likewise.
5491 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5492 (sse4_1_zero_extendv2siv2di2): Likewise.
5493 (*sse4_1_zero_extendv2siv2di2): Likewise.
5494 (sse4_1_roundpd): Likewise.
5495 (sse4_1_roundps): Likewise.
5496 (sse4_1_roundsd): Likewise.
5497 (sse4_1_roundss): Likewise.
5498 (mulv4si3): Don't expand for SSE4.1.
5499 (smax<mode>3): Likewise.
5500 (umaxv4si3): Likewise.
5501 (uminv16qi3): Likewise.
5502 (umin<mode>3): Likewise.
5503 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5505 * doc/extend.texi: Document SSE4.1 built-in functions.
5507 * doc/invoke.texi: Document -msse4.1.
5509 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5511 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5512 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5513 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5514 (ASM_SPEC): Add asm_pcrel_spec.
5515 (EXTRA_SPECS): Add asm_pcrel_spec.
5517 2007-05-21 David Daney <ddaney@avtrex.com>
5519 * doc/install.texi (Building a cross compiler): Add requirements
5520 for Java cross compiler.
5522 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5525 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5526 Add loopno argument. Use evolution_function_is_invariant_rec_p
5527 instead of evolution_function_is_constant_p.
5528 Update calls to evolution_function_is_affine_multivariate_p.
5529 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5530 Add loopno argument.
5531 * tree-scalar-evolution.c (gather_chrec_stats): Call
5532 evolution_function_is_affine_multivariate_p with a loop
5534 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5535 (analyze_overlapping_iterations): Likewise.
5536 (access_functions_are_affine_or_constant_p): Likewise.
5537 (build_classic_dist_vector_1): If the access functions
5538 are equal, don't do anything.
5540 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5541 Paolo Carlini <pcarlini@suse.de>
5542 Uros Bizjak <ubizjak@gmail.com>
5544 * c-cppbuiltin.c (c_cpp_builtins): Define
5545 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5546 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5547 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5548 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5550 2007-05-21 Mike Stump <mrs@apple.com>
5552 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5554 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5556 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5559 implementation if __OPTIMIZE__ is not defined.
5560 (_mm_alignr_pi8): Ditto.
5561 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5562 (_mm_inserti_si64): Ditto.
5563 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5564 (_mm_slli_epi16): Ditto.
5565 (_mm_slli_epi32): Ditto.
5566 (_mm_slli_epi64): Ditto.
5567 (_mm_srai_epi16): Ditto.
5568 (_mm_srai_epi32): Ditto.
5569 (_mm_srli_si128): Ditto.
5570 (_mm_slli_si128): Ditto.
5571 (_mm_srli_epi16): Ditto.
5572 (_mm_srli_epi32): Ditto.
5573 (_mm_srli_epi64): Ditto.
5574 (_mm_extract_epi16): Ditto.
5575 (_mm_insert_epi16): Ditto.
5576 (_mm_shufflehi_epi16): Ditto.
5577 (_mm_shufflelo_epi16): Ditto.
5578 (_mm_shuffle_epi32): Ditto.
5579 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5581 (_mm_insert_pi16): Ditto.
5583 (_mm_shuffle_pi16): Ditto.
5585 (_mm_shufle_ps): Ditto.
5586 (_mm_prefetch): Ditto.
5588 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5590 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5591 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5592 * real.c (encode_i370_single, decode_i370_single,
5593 encode_i370_double, decode_i370_double): Functions removed.
5594 (i370_single_format, i370_double_format): Initializations removed.
5595 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5596 Consider the log2_b field to always be one.
5597 (ieee_single_format, mips_single_format, coldfire_single_format,
5598 ieee_double_format, mips_double_format, coldfire_double_format,
5599 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5600 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5601 ibm_extended_format, mips_extended_format, ieee_quad_format,
5602 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5603 decimal_single_format, decimal_double_format, decimal_quad_format,
5604 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5605 initialization of log2_b.
5606 * real.h (i370_single_format, i370_double_format): Declarations
5608 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5609 field to always be one.
5611 2007-05-21 Andreas Schwab <schwab@suse.de>
5613 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5614 NOTE_INSN_BASIC_BLOCK_P.
5615 (process_for_unwind_directive): Likewise.
5617 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5619 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5620 * function.h (struct function): Move va_list_gpr_size,
5621 va_list_fpr_size, function_frequency to front of bitfields. Add
5623 (current_function_calls_unwind_init): New.
5624 * except.c (expand_builtin_unwind_init): Set
5625 current_function_calls_unwind_init not
5626 current_function_has_nonlocal_label.
5627 * reload1.c (has_nonexceptional_receiver): New.
5628 (reload): Use it and current_function_calls_unwind_init to
5629 determine whether call-saved regs must be saved.
5631 2007-05-20 Jan Hubicka <jh@suse.cz>
5633 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5634 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5635 * ddg.c (create_ddg): LIkewise.
5636 * final.c (final): Remove hunk moving line number notes around since
5637 they are no longer present at this stage.
5638 (final_scan_insn): Use NOTE_KIND instead of
5639 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5640 (output_asm_label): Likewise.
5641 * reorg.c (dbr_schedule): Likewise.
5642 * haifa-sched.c (unlink_other_notes): Likewise.
5643 * mode-switching.c (optimize_mode_switching): Likewise.
5644 * graph.c (start_bb): Likewise.
5645 * rtl.def (NOTE): Update description.
5646 * jump.c (squeeze_notes): Delete.
5647 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5648 NOTE_INSN_BASIC_BLOCK_P when possible.
5649 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5650 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5651 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5652 (dwarf2out_var_location): Likewise.
5653 * cfgbuild.c (make_edges): Likewise.
5654 (find_basic_blocks_1): Likewise.
5655 * function.c (reorder_blocks_1): Likewise.
5656 (epilogue_done): Likewise.
5657 (reposition_prologue_and_epilogue_notes): Likewise.
5658 * print-rtl.c (print_rtx): Likewise; drop code for printing
5660 (print_rtl): Likewise.
5661 (print_rtl_single): Likewise.
5662 * gcse.c (insert_insn_start_bb): Likewise.
5663 * alias.c (init_alias_analysis): Likewise.
5664 * calls.c (fixup_tail_calls): Likewise.
5665 * except.c (sjlj_emit_function_enter): Likewise.
5666 * emit-rtl.c (add_insn_after): Likeiwse.
5667 (emit_label_before): Likewise.
5668 (emit_label_after): Likewise.
5669 (emit_note_before, emit_note_after, emit_note): Update
5670 parameter to be enum insn_note; do not deal with source
5672 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5673 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5675 (merge_blocks_move_successor_nojumps): Simplify now when
5676 we don't have BLOCK notes.
5677 (try_optimize_cfg): Likewise.
5678 * cfglayout.c (skip_insns_after_block): Likewise.
5679 (record_effective_endpoints): Likewise.
5680 (duplicate_insn_chain): Likewise.
5681 * varasm.c (output_constant_pool_1): Likewise.
5682 * sched-deps.c (sched_analyze): Likewise.
5683 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5685 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5686 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5687 (SET_INSN_DELETED): Simplify.
5688 (NOTE_LINE_NUMBER): Exterminate.
5689 (NOTE_LINE_KIND): New.
5690 (NOTE_INSN_BASIC_BLOCK_P): Update.
5691 (enum insn_note): Simplify.
5692 (GET_NOTE_INSN_NAME) Simplify.
5693 (emit_note_before, emit_note_after, emit_note): Update prototype.
5694 (squeeze_notes): Remove.
5695 * sched-int.h (NOTE_NOT_BB_P): Update.
5696 * resource.c (mark_target_live_regs): Update.
5697 * sched-rgn.c (debug_dependencies): Update.
5698 * sched-vis.c (print_insn): Update.
5699 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5700 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5701 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5702 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5703 (split_branches): Update.
5704 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5706 (sh_adjust_unroll_max): Exterminate.
5707 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5708 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5709 (m68hc11_reorg): Likewise.
5710 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5711 (emit_predicate_relation_info): Update.
5712 (process_for_unwind_directive): Update.
5713 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5714 (output_call): Update.
5715 * config/pa/pa.c (output_lbranch): Update.
5716 (output_millicode_call): Update.
5717 (output_call): Update.
5718 (pa_combine_instructions): Update.
5719 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5720 * config/bfin/bfin.c (gen_one_bundle): Update.
5721 * cfgrtl.c (can_delete_note_p): Update.
5722 (delete_insn): Update.
5723 (rtl_merge_blocks): Update.
5724 (commit_one_edge_insertion): Update.
5725 (rtl_verify_flow_info): Update.
5726 * stmt.c (expand_case): Do not call squeeze_notes.
5728 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5735 * c.opt (Wtype-limits): New.
5736 * doc/invoke.texi (Wtype-limits): Document it.
5737 (Wextra): Enabled by -Wextra.
5738 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5739 * c-common.c (shorten_compare): Warn with Wtype-limits.
5741 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5743 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5744 inlined function, not as a macro.
5745 (_mm_alignr_pi8): Ditto.
5746 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5747 (_mm_inserti_si64): Ditto.
5748 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5749 (_mm_extract_epi16): Ditto.
5750 (_mm_insert_epi16): Ditto.
5751 (_mm_shufflehi_epi16): Ditto.
5752 (_mm_shufflelo_epi16): Ditto.
5753 (_mm_shuffle_epi32): Ditto.
5754 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5755 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5757 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5759 (_m_to_float): Use C89 compatible assignment.
5761 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5764 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5766 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5769 * doc/invoke.texi (Wreturn-type): Complete description.
5770 (Wextra): Delete item about return-type warning.
5771 * c-decl.c: Delete redundant Wextra warning.
5773 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5776 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5777 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5778 inlined function, not as a macro.
5779 (_mm_prefetch): Ditto.
5781 (_mm_insert_pi16): Ditto.
5783 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5784 (_m_pshufw): Ditto. Add const to __N argument.
5785 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5786 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5787 (_mm_slli_epi32): Ditto.
5788 (_mm_srli_si128): Implement as always inlined function, not as a
5789 macro. Add __inline to function declaration.
5790 (_mm_slli_si128): Ditto.
5792 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5794 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5795 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5797 (struct fenv): New structure.
5798 (FP_HANDLE_EXCEPTIONS): New define.
5799 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5800 (_FP_DECL_EXP): New define.
5801 (FP_INIT_ROUNDMODE): New define.
5802 (FP_ROUNDMODE): New define.
5804 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5806 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5807 (Wconversion): Update description.
5808 (Wconversion-sign): New.
5809 * c.opt (Wconversion-sign): New.
5810 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5811 means disabled for C++. Otherwise, take the status of Wconversion.
5812 * c-common.c (conversion_warning): Warn with either Wconversion or
5814 (warnings_for_convert_and_check): Conditions are already checked by
5816 (convert_and_check): Don't check warnings if the conversion failed.
5818 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5819 Anatoly Sokolov <aesok@dol.ru>
5821 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5822 avr_epilogue_uses) : Add declaration.
5823 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5824 * config/avr/constraints.md (R): New constraint.
5825 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5826 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5827 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5828 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5829 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5830 call_prologue_saves, epilogue_restores, return_from_epilogue,
5831 return_from_main_epilogue, return_from_interrupt_epilogue,
5832 return_from_naked_epilogue, prologue, epilogue): New patterns.
5833 (jump): Handle symbol reference.
5834 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5835 avr_output_function_prologue, avr_output_function_epilogue): Remove
5837 (avr_init_machine_status, expand_prologue, expand_epilogue,
5838 avr_asm_function_end_prologue, avr_epilogue_uses,
5839 avr_asm_function_begin_epilogue): New functions.
5840 (prologue_size, epilogue_size, jump_tables_size): Remove global
5842 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5843 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5844 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5845 (avr_override_options): Initialise init_machine_status.
5846 (output_movhi): Handle all stack pointer loads.
5847 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5848 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5849 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5850 (EPILOGUE_USES) Redefine.
5851 (machine_function) Declare.
5853 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5855 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5856 Use a single return statement.
5858 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5861 * builtins.c (do_mpfr_lgamma_r): New.
5862 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5863 * tree.h (CASE_FLT_FN_REENT): New.
5865 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5867 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5868 (output_die): Use 'unsigned long' with %x.
5869 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5870 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5871 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5873 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5875 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5880 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5881 true if function has no argument.
5883 2007-05-18 DJ Delorie <dj@redhat.com>
5885 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5886 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5888 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5890 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5891 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5892 count_trailing_zeros.
5893 (__i386__): Implement count_leading_zeros using __builtin_clz().
5894 Implement count_trailing_zeros usign __builtin_ctz().
5896 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5898 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5900 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5903 * expr.c (emit_move_change_mode): Change mode of push operands here.
5905 2007-05-17 Ian Lance Taylor <iant@google.com>
5907 PR tree-optimization/31953
5908 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5910 (set_value_range_to_null): Call set_value_range_to_value.
5911 (extract_range_from_comparison): Likewise.
5913 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5915 * toplev.c (print_version): Output GMP/MPFR version info.
5917 * builtins.c (CASE_MATHFN_REENT): New macro.
5918 (mathfn_built_in): Use it.
5919 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5920 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5921 BUILT_IN_LGAMMAL_R): New.
5922 * doc/extend.texi: Document new builtins.
5925 * builtins.c (do_mpfr_remquo): New.
5926 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5927 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5930 * builtins.c (fold_builtin_1): Handle y0, y1.
5931 (fold_builtin_2): Handle yn.
5934 * builtins.c (do_mpfr_bessel_n): New.
5935 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5936 (fold_builtin_2): Handle BUILT_IN_JN.
5938 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5941 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5942 TYPE_PRECISION (intmax_type_node).
5944 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5947 * reload.c (subst_reloads): Remove checking.
5949 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5951 PR rtl-optimization/31691
5952 * combine.c (simplify_set): Build a new src pattern instead of
5953 substituting its operands in the COMPARE case.
5955 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5957 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5958 (execute_vrp): Preserve loops through jump threading.
5959 * tree-ssa-threadupdate.c (thread_single_edge,
5960 dbds_continue_enumeration_p, determine_bb_domination_status,
5961 thread_through_loop_header): New functions.
5962 (create_edge_and_update_destination_phis,
5963 create_edge_and_update_destination_phis): Set loops for the new blocks.
5964 (prune_undesirable_thread_requests): Removed.
5965 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5967 (thread_block): Do not call prune_undesirable_thread_requests.
5969 (mark_threaded_blocks): Select edges to thread here.
5970 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5971 Thread edges through loop headers independently.
5972 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5973 * tree-pass.h (TODO_mark_first_instance): New.
5974 (first_pass_instance): Declare.
5975 * cfghooks.c (duplicate_block): Put the block to the original loop
5976 if copy is not specified.
5977 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5978 jump threading. Pass may_peel_loop_headers to
5979 thread_through_all_blocks according to first_pass_instance.
5980 * cfgloop.h (create_preheader): Declare.
5981 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5982 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5983 * passes.c (first_pass_instance): New variable.
5984 (next_pass_1): Set TODO_mark_first_instance.
5985 (execute_todo): Set first_pass_instance.
5987 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5989 PR tree-optimization/24659
5990 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5991 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5992 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5993 OTI_vec_pack_ufix_trunc.
5994 (vec_unpacks_float_hi_optab): Define new macro.
5995 (vec_unpacks_float_lo_optab): Ditto.
5996 (vec_unpacku_float_hi_optab): Ditto.
5997 (vec_unpacku_float_lo_optab): Ditto.
5998 (vec_pack_sfix_trunc_optab): Ditto.
5999 (vec_pack_ufix_trunc_optab): Ditto.
6000 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6001 and vec_pack_[s|u]fix_trunc_optab using
6002 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6003 * tree-vectorizer.c (supportable_widening_operation): Handle
6004 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6005 (supportable_narrowing_operation): New function.
6006 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6007 * tree-vect-transform.c (vectorizable_conversion): Handle
6008 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6009 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6010 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6011 to check for target support.
6012 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6013 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6014 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6015 for VEC_PACK_FIX_TRUNC_EXPR.
6016 (expand_binop): Special case mode of the result for
6017 vec_pack_[u|s]fix_trunc_optab.
6018 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6019 vec_pack_[u|s]fix_trunc_optab.
6021 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6022 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6023 * tree-pretty-print.c (dump_generic_node): Handle
6024 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6025 VEC_PACK_FIX_TRUNC_EXPR.
6027 * expr.c (expand_expr_real_1): Ditto.
6028 * tree-inline.c (estimate_num_insns_1): Ditto.
6029 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6031 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6032 (vec_unpacks_float_lo_v8hi): Ditto.
6033 (vec_unpacku_float_hi_v8hi): Ditto.
6034 (vec_unpacku_float_lo_v8hi): Ditto.
6035 (vec_unpacks_float_hi_v4si): Ditto.
6036 (vec_unpacks_float_lo_v4si): Ditto.
6037 (vec_pack_sfix_trunc_v2df): Ditto.
6039 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6041 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6042 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6043 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6044 [vec_pack_ufix_trunc]: Ditto.
6045 [vec_unpacks_float_hi]: Ditto.
6046 [vec_unpacks_float_lo]: Ditto.
6047 [vec_unpacku_float_hi]: Ditto.
6048 [vec_unpacku_float_lo]: Ditto.
6050 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6052 * soft-fp/README: Update for new files.
6053 * soft-fp/floattisf.c: New file.
6054 * soft-fp/floattidf.c: New file.
6055 * soft-fp/floattitf.c: New file.
6056 * soft-fp/floatuntisf.c: New file.
6057 * soft-fp/floatuntidf.c: New file.
6058 * soft-fp/floatuntitf.c: New file.
6059 * soft-fp/fixsfti.c: New file.
6060 * soft-fp/fixdfti.c: New file.
6061 * soft-fp/fixtfti.c: New file.
6062 * soft-fp/fixunssfti.c: New file.
6063 * soft-fp/fixunsdfti.c: New file.
6064 * soft-fp/fixunstfti.c: New file.
6065 * soft-fp/extendxftf.c: New file.
6066 * soft-fp/trunctfxf.c: New file.
6068 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6069 (__trunctfxf2): Ditto.
6071 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6072 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6073 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6074 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6075 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6076 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6078 * config/i386/t-fprules-softfp64: New file.
6079 * config/i386/sfp-machine.h: New file.
6080 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6081 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6082 and soft-fp/t-softfp to tmake_file.
6083 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6084 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6086 * config/i386/t-linux64 (softfp_wrap_start): New.
6087 (softfp_wrap_end): New.
6088 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6089 supported for TARGET_64BIT.
6091 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6093 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6094 c_common_unsigned_type behavior.
6096 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6098 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6101 2007-05-16 Eric Christopher <echristo@apple.com>
6103 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6104 saving after stack push. Set sp_offset whenever we push.
6105 (rs6000_emit_epilogue): Move altivec register restore before
6108 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6110 * configure.ac: Allow sysroots to be relocated under $prefix as
6111 well as $exec_prefix.
6112 * configure: Regenerate.
6114 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6118 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6120 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6121 (gcc_tooldir): Likewise.
6122 * configure: Regenerate.
6123 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6124 old configure.ac gcc_tooldir setting.
6125 (prefix_to_exec_prefix): New variable.
6126 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6127 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6129 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6131 * c-typeck.c (build_binary_op): Return early for error.
6133 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6135 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6136 struct nb_iter_bound.
6137 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6138 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6139 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6140 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6141 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6142 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6143 (del_scev_info): Use ggc_free.
6144 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6145 * loop-init.c: Include ggc.h.
6146 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6147 (loop_optimizer_finalize): Use ggc_free.
6148 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6149 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6150 pass_iv_optimize): Add TODO_ggc_collect.
6151 * function.h (struct function): Remove skip marker from
6153 * cfgloop.c: Include ggc.h.
6154 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6156 (establish_preds): Vector superloops is gc allocated.
6157 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6159 (flow_loops_find): Vector larray is gc allocated.
6160 (loop_exit_free): Use ggc_free.
6161 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6162 that head of exits list is now not a part of struct loop.
6163 (record_loop_exits): Allocate exits table in gc memory.
6164 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6165 that head of exits list is now not a part of struct loop.
6166 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6167 struct loop_exit): Add GTY marker.
6168 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6169 Add skip marker to aux field. Make head of exits list a separate
6171 (struct loops): Add GTY marker. Make larray vector gc allocated.
6172 Add param marker to exits table.
6173 (get_loops): Type changed.
6174 * Makefile.in (tree-scalar-evolution.o): Add
6175 gt-tree-scalar-evolution.h dependency.
6176 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6177 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6178 * basic-block.h (struct basic_block_def): Remove skip marker from
6181 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6183 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6184 of 0 in the call to expand_expr().
6185 (expand_builtin_mathfn_3): Ditto.
6186 (expand_builtin_interclass_mathfn): Ditto.
6187 (expand_builtin_cexpi): Ditto.
6188 (expand_builtin_int_roundingfn): Ditto.
6189 (expand_builtin_int_roundingfn_2): Ditto.
6190 (expand_builtin_pow): Ditto.
6191 (expand_builtin_powi): Ditto.
6192 (expand_builtin_bswap): Ditto.
6193 (expand_builtin_unop): Ditto.
6194 (expand_builtin_fabs): Ditto.
6195 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6196 the call to expand_expr().
6197 (expand_builtin_sync_operation): Ditto.
6198 (expand_builtin_compare_and_swap): Ditto.
6199 (expand_builtin_lock_test_and_set): Ditto.
6200 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6201 instead of 0 in the call to expand_expr().
6202 (expand_builtin_extract_return_addr): Ditto.
6203 (expand_builtin_eh_return): Ditto.
6204 (expand_eh_return): Ditto.
6205 * explow.c (expr_size): Ditto.
6206 * expr.c (optimize_bitfield_assignment_op): Ditto.
6207 (expand_assignement): Ditto.
6208 (store_expr): Ditto.
6209 (store_field): Ditto.
6210 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6211 the call to expand_expr().
6212 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6213 in the call to expand_expr().
6214 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6215 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6216 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6218 * optabs.c (expand_vec_shift_expr): Ditto.
6219 (expand_vec_cond_expr): Ditto.
6220 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6221 call to expand_expr().
6222 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6223 in the call to expand_expr().
6225 2007-05-14 Dave Korn <dave.korn@artimi.com>
6227 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6229 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6231 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6232 instead of c_common_unsigned_type.
6233 (c_common_unsigned_type): Remove.
6234 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6235 c_common_unsigned_type.
6236 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6237 c_common_unsigned_type.
6238 * c-common.h (c_common_unsigned_type): Remove.
6239 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6240 c_common_unsigned_type.
6241 * c-format.c (check_format_types): Use unsigned_type_for instead of
6242 c_common_unsigned_type.
6243 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6244 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6245 of c_common_unsigned_type.
6246 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6247 lang_hooks.types.unsigned_type.
6248 * expmed.c (make_tree): Use unsigned_type_for instead of
6249 lang_hooks.types.unsigned_type.
6250 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6251 lang_hooks.types.unsigned_type.
6252 (build_range_check): Likewise.
6253 (fold_unary): Likewise.
6254 (fold_binary): Likewise.
6255 (fold_ternary): Likewise.
6256 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6257 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6258 * tree.c (get_unsigned_type): New.
6259 (unsigned_type_for): Use get_unsigned_type instead of
6260 lang_hooks.types.unsigned_type.
6262 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6264 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6265 to m68k_get_function_kind. Update its prototype.
6266 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6268 (m68k_interrupt_function_p): Return enum m68k_function_type
6269 instead of bool. Rename to m68k_get_function_kind.
6270 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6272 (m68k_compute_frame_layout): Don't mark any register for save
6273 if an interrupt_thread attribute is specified.
6274 (m68k_hard_regno_rename_ok): Update a use of
6275 m68k_interrupt_function_p.
6276 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6277 m68k_interrupt_function_p.
6278 (m68k_function_type): New.
6279 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6280 for a function with an interrupt_thread attribute.
6281 * doc/extend.texi: Document the interrupt_thread attribute.
6283 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6285 Fix PR tree-optimization/31911
6286 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6287 if they didn't change the expression.
6289 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6291 * tree-scalar-evolution.c (resolve_mixers): Exported.
6292 * tree-scalar-evolution.h (resolve_mixers): Declare.
6293 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6294 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6295 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6296 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6297 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6298 strip_conversion, analyze_offset_expr, address_analysis,
6299 object_analysis, analyze_offset): Removed.
6300 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6301 split_constant_offset, canonicalize_base_object_address,
6302 object_address_invariant_in_loop_p, disjoint_objects_p,
6303 dr_may_alias_p, dr_address_invariant_p): New functions.
6304 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6305 and dr_analyze_alias.
6306 (initialize_data_dependence_relation): Use dr_may_alias_p
6307 and object_address_invariant_in_loop_p.
6308 (compute_self_dependence): Handle the case when
6309 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6310 (find_data_references_in_stmt): Restrict the analysis of data
6311 references to the given loop nest.
6312 (find_data_references_in_loop): Made static. Pass loop nest to
6313 find_data_references_in_stmt.
6314 (compute_data_dependences_for_loop): Use DR_VOPS.
6315 (free_data_ref): Free DR_VOPS.
6316 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6317 (struct innermost_loop_behavior): ... new.
6318 (struct base_object_info): Replaced by ...
6319 (struct indices): ... new.
6320 (struct dr_alias): New.
6321 (enum data_ref_type): Removed.
6322 (struct data_reference): Consist of struct innermost_loop_behavior,
6323 struct indices and struct dr_alias.
6324 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6325 (DR_MEMTAG): Renamed to ...
6326 (DR_SYMBOL_TAG): ... this.
6327 (find_data_references_in_loop): Declaration removed.
6328 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6329 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6330 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6331 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6333 2007-05-13 Revital Eres <eres@il.ibm.com>
6335 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6336 which walks virtual def-use chains to find redundant stores.
6337 (dse_optimize_stmt): Call it.
6339 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6341 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6342 * passes.c (init_optimization_passes): Move pass_jump_bypass
6345 * basic-block.h (bb_has_eh_pred): Fix style issue.
6347 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6349 PR rtl-optimization/31848
6350 * loop-invariant.c (move_invariant_reg): If we move an insn
6351 with a REG_EQUAL note, and that insn is not always executed,
6352 remove the REG_EQUAL note.
6354 2007-05-12 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/31797
6357 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6358 propagate into a stmt that has volatile ops.
6360 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6362 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6363 (gcc_tooldir): Likewise.
6364 * configure: Regenerate.
6365 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6366 old configure.ac gcc_tooldir setting.
6367 (prefix_to_exec_prefix): New variable.
6368 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6369 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6371 2007-05-11 Silvius Rus <rus@google.com>
6373 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6374 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6375 * c-common.h (strict_aliasing_warning): Change return type.
6376 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6377 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6378 (build_c_cast): Condition call to strict_aliasing_warning.
6379 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6380 * flags.h (set_Wstrict_aliasing): Declare.
6381 * opts.c (set_Wstrict_alising): Define, add call to.
6382 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6383 * tree-ssa-alias-warnings.c: New file.
6384 * tree-ssa-alias.c (compute_may_aliases): Add call to
6385 strict_aliasing_warning_backend.
6387 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6389 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6390 Use loop_depth and loop_outer accessor functions.
6391 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6392 determine_invariantness_stmt, move_computations_stmt): Ditto.
6393 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6394 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6395 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6396 * tree-scalar-evolution.c (interpret_loop_phi,
6397 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6398 instantiate_parameters_1, scev_const_prop): Ditto.
6399 * cfghooks.c (make_forwarder_block): Ditto.
6400 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6401 * modulo-sched.c (loop_canon_p): Ditto.
6402 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6403 slpeel_can_duplicate_loop_p): Ditto.
6404 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6405 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6406 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6407 cancel_loop, verify_loop_structure): Ditto.
6408 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6409 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6410 superloops vector instead of "pred" array.
6411 (establish_preds): Take father loop as an argument. Initialize the
6413 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6414 Do not initialize loop->outer.
6415 (flow_loop_tree_node_remove): Truncate the superloops vector.
6416 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6417 "pred" merged to "superloops" vector.
6418 (loop_depth, loop_outer): New.
6419 (fel_init): Use loop_outer.
6421 2007-05-11 Jan Hubicka <jh@suse.cz>
6423 * cgraphunit.c: Include gt-cgraphunit.h
6424 (static_ctors, static_dtors): New static vars.
6425 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6426 based on implementation in c-common.c
6427 (cgraph_finalize_function): Call record_cdtor_fn.
6428 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6429 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6430 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6431 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6432 build_cdtor, c_build_cdtor_fns): Remove.
6433 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6434 c_build_cdtor_fns): Remove prototype.
6436 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6439 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6440 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6441 * builtins.c (fold_builtin_memchr): New.
6442 (expand_builtin_memchr): Call the latter.
6443 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6444 * doc/extend.texi ([Other built-in functions provided by GCC]):
6447 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6449 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6450 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6451 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6452 PFPO_OP1_TYPE_SHIFT): Constants added.
6453 (DFP_ALL): Mode macro defined.
6454 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6455 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6456 Insn definitions added.
6457 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6458 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6461 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6463 PR tree-optimization/31885
6464 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6465 NULL_TREE to be undetermined.
6466 (automatically_generated_chrec_p): Return false for NULL.
6468 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6470 * config/bfin/bfin.h (MOVE_RATIO): Define.
6472 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6474 * config.gcc (sparc-wrs-vxworks): New target.
6475 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6476 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6477 * config/sparc/sparc.h: Include vxworks-dummy.h.
6478 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6479 include LABEL_REFs too.
6480 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6481 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6483 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6485 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6486 (sparc_emit_call_insn): New function.
6487 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6488 functions when generating VxWorks PIC.
6489 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6490 (call, call_value): Use sparc_emit_call_insn instead of
6493 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6495 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6497 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6499 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6500 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6501 split_double instead of operand_subword.
6503 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6505 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6506 * config/bfin/bfin.c (bfin_local_alignment): New function.
6507 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6509 2007-05-08 Chao-ying Fu <fu@mips.com>
6511 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6512 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6513 (smsub_widen_optab, umsub_widen_optab): Define.
6514 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6516 * genopinit.c (optabs): Fill in smsub_widen_optab and
6518 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6519 and umsub_widen_optab to implement multiply-subtract sequences.
6520 * config/mips/mips.md (*msac<u>_di): Rename to...
6521 (<u>msubsidi4): ...this. Extend condition to include
6522 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6523 of operand 0 to "ka" and use the three-operand form of msub<u>
6525 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6528 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6530 PR rtl-optimization/28011
6531 * reload.c (push_reload): Set dont_share if IN appears in OUT
6532 also when IN is a PLUS rtx.
6533 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6536 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6538 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6539 call unshare_all_decls.
6540 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6541 (unshare_all_decls): Remove.
6543 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6546 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6549 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6550 Nigel Stephens <nigel@mips.com>
6552 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6553 Update comments and all uses.
6554 (MIN_FPRS_PER_FMT): Define.
6555 * config/mips/mips.c (function_arg): Fix to correctly handle
6556 the -mips32r2 -mfp64 -mabi=32 case.
6557 (override_options): Enable use of odd-numbered registers for
6558 SFmode values on MIPS32.
6559 (mips_save_reg_p): Save whole floating-point register pair if
6560 either half is used.
6561 (compute_frame_size): Fix comment.
6563 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6565 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6566 argument of type bool.
6567 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6568 argument. Safely select temporary P register according to it.
6569 (do_link): Change call site of add_to_reg accordingly.
6570 (do_unlink): Add epilogue_p as a fourth argument and pass it
6572 (expand_interrupt_handler_epilogue): Change call of do_unlink
6574 (bfin_expand_prologue): Add a third argument sibcall_p.
6575 * config/bfin/bfin.md (epilogue): Change call of
6576 bfin_expand_epilogue accordingly.
6577 (sibcall_epilogue): Likewise.
6578 (eh_return_internal): Likewise.
6580 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6581 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6582 * config/bfin/bfin.c (bfin_handle_option): Handle
6583 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6584 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6585 Support bf534, bf536 and bf561.
6586 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6588 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/i386.c (ix86_function_regparm): Process local
6592 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6594 2007-05-07 Mike Stump <mrs@apple.com>
6596 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6597 also checks for and while statements in C++.
6599 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6601 * gcc.c (at_file_supplied): New variable.
6602 (main): Set it if we expanded argv.
6603 (do_spec_1): Pass an @-file to the linker if we were called with
6604 an @-file argument and HAVE_GNU_LD.
6605 * collect2.c (at_file_supplied): New variable.
6606 (response_file): New variable.
6607 (collect_exit): Unlink response_file if necessary.
6608 (handler): Likewise.
6609 (do_wait): Likewise.
6610 (main): Set at_file_supplied if we expanded argv.
6611 (collect_execute): Pass an @-file to subprocesses if we were called
6612 with an @-file argument.
6613 * configure.ac: Add define for HAVE_GNU_LD.
6614 * configure: Regenerate.
6615 * config.in: Regenerate.
6617 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6619 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6625 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6627 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6628 (TARGET_ENCODE_SECTION_INFO): Re-define.
6629 (m32c_encode_section_info): New
6630 (function_vector_handler): New
6631 (current_function_special_page_vector): New
6632 (m32c_special_page_vector_p): New.
6633 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6635 * config/m32c/jump.md: Added instruction JSRS for functions
6636 with attribute "function_vector".
6637 * doc/extend.texi (function_vector): Added description
6638 for M16C, M32C targets.
6640 2007-05-07 DJ Delorie <dj@redhat.com>
6643 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6644 ashrpsi3, lshrpsi3): Update shift count constraint.
6646 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6647 Nathan Froyd <froydnj@codesourcery.com>
6650 * c-incpath.c (add_path): Strip trailing path separators.
6652 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6654 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6655 Free dominance info before purging EH edges.
6656 (eliminate_degenerate_phis): Likewise.
6657 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6659 2007-05-07 Jan Hubicka <jh@suse.cz>
6661 * gimplify.c (gimplify_expr): Do not crash when folding
6662 (void *)(int)&a + 4.
6664 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6667 * c-opts.c (lang_fortran): Make it non static.
6668 * c-common.h (lang_fortran): New prototype.
6669 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6670 -lang-fortran option was passed by the driver.
6672 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6674 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6675 of ASSERT_CHECKING. Tweak message.
6677 2007-05-06 Revital Eres <eres@il.ibm.com>
6680 * loop-unroll.c (insert_var_expansion_initialization):
6681 Initialize the expansions with -zero instead of +zero.
6683 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6685 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6686 into pic and non-pic versions. Mark r19 as used for
6687 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6688 for tgd_load, tld_load and tie_load .
6689 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6690 version of tgd_load, tld_load and tie_load depending on the
6693 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6694 Jakub Jelinek <jakub@redhat.com>
6696 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6697 (__do_global_dtors_aux): Use more paranoid loop to run
6698 destructors if HIDDEN_DTOR_LIST_END.
6699 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6701 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6703 * varasm.c (align_variable): Don't increase alignment for
6704 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6705 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6707 2007-05-04 Josh Conner <jconner@apple.com>
6709 * basic-block.h (cdi_direction): Assign values to all enumeration
6711 (dom_computed): Remove.
6712 (dom_info_state): New.
6713 (set_dom_info_availability): New.
6714 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6715 walk_data.dom_direction.
6716 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6717 instead of dom_computed[].
6718 (split_edge): Likewise.
6719 (create_basic_block): Likewise.
6720 (merge_blocks): Likewise.
6721 * ifcvt.c (find_if_header): Likewise.
6722 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6723 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6724 * tree-ssa.c (verify_ssa): Likewise.
6725 * tree-cfg.c (tree_verify_flow_info): Likewise.
6726 (remove_edge_and_dominated_blocks): Likewise.
6727 * dominance.c (dom_computed): Make static.
6728 (calc_dfs_tree_nonrec): Change third param to a bool.
6729 (calc_dfs_tree): Change second param to a bool.
6730 (calc_idioms): Change second param to a bool. Use
6731 dom_convert_dir_to_idx.
6732 (init_dom_info): Validate dir before using.
6733 (dom_convert_dir_to_idx): New.
6734 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6735 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6736 (free_dominance_info): Use dom_convert_dir_to_idx.
6737 (get_immediate_dominator): Likewise.
6738 (set_immediate_dominator): Likewise.
6739 (get_dominated_by): Likewise.
6740 (redirect_immediate_dominators): Likewise.
6741 (nearest_common_denominator): Likewise.
6742 (dominated_by_p): Likewise.
6743 (bb_dom_dfs_in): Likewise.
6744 (bb_dom_dfs_out): Likewise.
6745 (recount_dominator): Likewise.
6746 (iterate_fix_dominators): Likewise.
6747 (add_to_dominance_info): Likewise.
6748 (delete_from_dominance_info): Likewise.
6749 (first_dom_son): Likewise.
6750 (next_dom_son): Likewise.
6751 (dom_info_available_p): Likewise.
6752 (dom_info_state): New.
6753 (set_dom_info_availability): New.
6755 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6757 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6759 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6761 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6763 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6764 (subdi3, subdi_carry): Delete.
6766 2007-05-04 Jan Hubicka <jh@suse.cz>
6767 Richard Guenther <rguenther@suse.de>
6769 * opts.c (decode_options): Do not fiddle with inlining
6770 parameters in case of optimizing for size.
6771 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6772 for size do nothing.
6773 (cgraph_decide_inlining_of_small_function): When optimizing for
6774 size never inline functions increasing caller size.
6775 (cgraph_early_inlining): Inline for size when optimizing for size.
6777 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6779 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6780 logical operations piecewise.
6781 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6782 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6783 subdi_sesidi_di): Delete.
6784 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6785 the generated sequence. Allow three-reg add in constraints. Rewrite
6786 the rtl expression for carry to avoid zero_extend of a constant.
6787 (sub_with_carry): New pattern.
6788 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6789 different sequence not involving jumps.
6790 (notbi): Now a named pattern.
6792 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6794 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6795 Add the note about a significant loss of accuracy of some
6796 mathematical routines when these options are used.
6798 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6800 * haifa-sched.c (rtx_vec_t): New typedef.
6801 (contributes_to_priority_p): Extract piece of priority () into new
6803 (priority): Use the function. Add assertion.
6804 (rank_for_schedule, set_priorities): Add assertion to check that
6805 insn's priority is initialized.
6806 (clear_priorities, calc_priorities): Change signature. Make it update
6807 all relevant insns. Update all callers ('add_to_speculative_block ()'
6808 and 'create_block_check_twin ()').
6809 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6810 Add new field 'priority_status'.
6811 (INSN_PRIORITY_STATUS): New macro.
6812 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6814 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6816 * sched-ebb.c (debug_ebb_dependencies): New static function.
6817 (init_ready_list): Use it.
6819 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6820 with changed signature and 'debug_rgn_dependencies ()'.
6821 (debug_rgn_dependencies): New static function.
6822 (init_ready_list): Use it.
6824 * sched-int.h (debug_dependencies): Declare.
6826 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6828 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6830 2007-05-04 Dirk Mueller <dmueller@suse.de>
6832 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6834 2007-05-03 Jan Hubicka <jh@suse.cz>
6836 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6837 ((T1)X op (T1)Y), for pointer type in more cases than before.
6839 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6841 * tree-object-size.c (plus_expr_object_size): When operand size is
6842 unknown, return unknown.
6844 2007-05-03 Dirk Mueller <dmueller@suse.de>
6846 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6848 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6851 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6853 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6855 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6857 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6859 * config/soft-fp/double.h, config/soft-fp/extended.h,
6860 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6861 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6862 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6863 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6866 2007-05-03 Ian Lance Taylor <iant@google.com>
6868 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6869 MASK_PPC_GFXOPT for 8540 or 8548.
6871 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6873 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6874 vect_print_dump_info() to output debug information.
6876 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6880 operands of size 2 when operand is not MEM_P.
6882 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6884 PR tree-optimization/30565
6885 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6887 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6889 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6890 (umulsi3_highpart): Use them.
6891 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6892 for final accumulator to D regisster tranfser.
6894 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6896 PR tree-optimization/31699
6897 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6899 (vect_enhance_data_refs_alignment): Compute peel amount using
6900 TYPE_VECTOR_SUBPARTS instead of vf.
6901 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6903 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6906 * system.h: Remove inclusion of double-int.h
6907 * tree.h: Include double-int.h
6908 * gengtype.c: Likewise
6909 * cfgloop.h: Likewise
6910 * Makefile.in: Adjust dependencies on double-int.h
6912 2007-05-02 Eric Christopher <echristo@apple.com>
6914 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6915 -shared to -Zdynamiclib.
6917 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6920 * c-common.c (strip_pointer_or_array_types): New function.
6921 * c-common.h (strip_pointer_or_array_types): New function declaration.
6923 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6925 PR tree-optimization/31771
6926 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6928 2007-05-02 Paul Brook <paul@codesourcery.com>
6930 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6932 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6938 2007-05-02 Nick Clifton <nickc@redhat.com>
6940 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6942 2007-05-02 Richard Guenther <rguenther@suse.de>
6944 PR tree-optimization/31146
6945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6946 argument, single_use_p. If we have a single use that is
6947 a conversion to the definition rhs type, propagate that rhs.
6948 (forward_propagate_addr_expr): Pass single_use_p argument
6949 to forward_propagate_addr_expr_1.
6951 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6953 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6956 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6958 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6959 'AMD Family 10 core'.
6961 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6963 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6964 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6965 with SSE3 instruction set support.
6966 * doc/invoke.texi: Likewise.
6968 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6970 * config/i386/i386.c (override_options): Tuning 32-byte loop
6971 alignment for amdfam10 architecture. Increasing the max loop
6972 alignment to 24 bytes.
6974 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6976 * config/m68k/constraints.md: New.
6977 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6978 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6979 EXTRA_CONSTRAINT): Remove.
6980 * config/m68k/m68k.md: Include constraints.md.
6981 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6983 2007-05-01 Ian Lance Taylor <iant@google.com>
6985 PR tree-optimization/31739
6986 * tree-vrp.c (vrp_val_is_max): New static function.
6987 (vrp_val_is_min): New static function.
6988 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6990 (set_value_range): Use vrp_val_is_{max,min}.
6991 (extract_range_from_assert): Likewise.
6992 (extract_range_from_binary_expr): Likewise.
6993 (extract_range_from_unary_expr): Likewise.
6994 (dump_value_range, vrp_meet): Likewise.
6995 (vrp_visit_phi_node): Likewise.
6996 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6998 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7000 * config/i386/gmon-sol2.c (size_t): New type.
7001 (intptr_t): Likewise.
7002 (s_textsize): Declare as size_t.
7004 (monstartup): Use size_t for sizes.
7005 (_mcount): Save and restore registers.
7006 (internal_mcount): Pass 0 as the first argument to monstartup
7008 (moncontrol): Convert pointer to appropriately sized integer
7009 before passing to profil.
7011 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7013 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7014 __NO_FPRS__, not just if _SOFT_DOUBLE.
7015 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7016 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7017 also for E500 double.
7018 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7019 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7022 2007-05-01 Richard Guenther <rguenther@suse.de>
7024 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7027 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7029 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7031 2007-05-01 Jan Hubicka <jh@suse.cz>
7033 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7036 2007-05-01 Jan Hubicka <jh@suse.cz>
7038 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7039 (maybe_fold_offset_to_reference): Declare.
7040 * fold-const.c (fold_unary): Do not fold
7041 (type *)&A into &A->field_of_type_and_offset_0
7042 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7043 size is unknown, give up.
7044 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7046 (maybe_fold_offset_to_reference): New.
7047 (maybe_fold_stmt_indirect): Use it.
7048 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7049 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7051 (gimplify_expr): Likewise for plus_expr.
7053 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7055 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7056 bsi_after_labels. Always insert statements before bsi.
7057 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7058 * predict.c (apply_return_prediction): Check for empty blocks.
7059 * cfgexpand.c (lab_rtx_for_bb): New variable.
7060 (label_rtx_for_bb): Do not create new tree labels.
7061 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7062 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7063 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7065 (label_for_bb): Add field used.
7066 (update_eh_label, main_block_label): Mark the label used.
7067 (cleanup_dead_labels): Remove unused labels.
7069 2007-05-01 Richard Guenther <rguenther@suse.de>
7071 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7072 if it is not about to be set.
7073 (get_value_range): Do not pre-allocate equiv bitmap.
7074 (update_value_range): No need to clear equiv field.
7075 (add_equivalence): Change prototype to get bitmap pointer.
7076 Allocate bitmap here if it is not already.
7077 (extract_range_from_assert): Do not allocate bitmap here.
7078 Update callers to add_equivalence.
7079 (extract_range_from_ssa_name): Likewise.
7080 (get_vr_for_comparison): New static helper.
7081 (compare_name_with_value): Handle NULL equiv bitmap by
7082 peeling the first iteration of the comparison loop.
7083 Use get_vr_for_comparison.
7084 (compare_names): Handle NULL equiv bitmaps by using fake
7085 ones. Use get_vr_for_comparison.
7087 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7089 * double-int.c (mpz_set_double_int): Moved from
7090 tree-ssa-loop-niter.c.
7091 (mpz_get_double_int): Likewise; also, add option to wrap
7092 out-of-range integers.
7093 * double-int.h: New prototypes for above.
7094 * tree.c (get_static_type_bounds): Moved from
7095 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7096 TYPE_MAX_VALUE if they exist..
7097 * tree.h: New prototype for above.
7098 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7099 get_type_bounds calls.
7100 (mpz_set_double_int): Move to double-int.c.
7101 (get_type_bounds): Move to tree.c, rename to
7102 get_static_type_bounds.
7103 (mpz_to_double_int): Move to double-int.c, rename to
7106 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7108 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7109 DIV0 exception can fall through to a normal return.
7111 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7115 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7116 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7117 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7118 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7119 initialize align to silence bogus warning.
7120 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7121 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7123 (struct sra_walk_fns): Remove use_all parameter from use.
7124 (sra_hash_tree): Handle BIT_FIELD_REFs.
7125 (sra_elt_hash): Don't hash bitfld blocks.
7126 (sra_elt_eq): Skip them in parent compares as well. Handle
7128 (sra_walk_expr): Don't maintain or pass down use_all_p.
7129 (scan_use): Remove use_all parameter.
7130 (scalarize_use): Likewise. Re-expand assignment to
7131 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7132 output, and re-scalarize after output. Don't mark anything
7134 (scalarize_ldst): Adjust.
7135 (scalarize_walk_gimple_modify_statement): Likewise.
7136 (build_element_name_1): Handle BIT_FIELD_REFs.
7137 (instantiate_element): Don't warn for any element whose parent
7139 (instantiate_missing_elements_1): Return the sra_elt.
7140 (canon_type_for_field): New.
7141 (try_instantiate_multiple_fields): New.
7142 (instantiate_missing_elemnts): Use them.
7143 (mark_no_warning): Removed.
7144 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7145 (REPLDUP, sra_build_elt_assignment): New.
7146 (generate_copy_inout): Use them.
7147 (generate_element_copy): Likewise. Handle bitfld differences.
7148 (generate_element_zero): Don't recurse for blocks. Use
7149 sra_build_elt_assignment.
7150 (generate_one_element_int): Take elt instead of var. Use
7151 sra_build_elt_assignment.
7152 (generate_element_init_1): Adjust.
7153 (scalarize_use, scalarize_copy): Use REPLDUP.
7154 (scalarize_ldst): Move assert before dereference.
7155 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7157 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7160 * tree.c (reconstruct_complex_type): Reconstruct a reference
7162 Also use the same mode for the pointer as the old pointer type.
7164 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7166 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7169 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7171 PR rtl-optimization/31676
7172 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7173 (df_refs_record): Call it.
7175 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7177 * rtl.def (SS_ABS): New code.
7178 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7179 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7180 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7181 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7182 (bfin_init_builtins): Define them.
7183 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7184 (bfin_expand_builtin): ... and handle the others here.
7185 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7186 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7187 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7188 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7189 operand is only HImode.
7191 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7193 * regclass.c (scan_one_insn): Remove splitting of
7196 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7197 Nigel Stephens <nigel@mips.com>
7199 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7201 2007-04-28 Jan Hubicka <jh@suse.cz>
7203 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7204 insn_locators_alloc instead of insn_locators_initialize;
7205 call reset_block_changes.
7206 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7207 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7208 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7209 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7210 * config/score/score.c (th_output_mi_thunk): Likewise.
7211 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7212 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7213 tolerate uninitialized locator info.
7216 * function.c (init_function_start): Don't init line number info.
7217 (expand_function_end): Update.
7218 (reset_block_changes, record_block_change, finalize_block_changes,
7219 check_block_change, free_block_changes): Kill.
7220 * function.h (reset_block_changes, record_block_change,
7221 finalize_block_changes, check_block_change, free_block_changes):
7223 (struct function): Remove ib_boundaries_block.
7224 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7225 Use curr_insn_locator to initialize locator.
7226 (emit_line_note): Remove.
7227 * cfgexpand.c (expand_gimple_cond_expr): Update.
7228 (construct_exit_block): Likewise.
7229 (tree_expand_cfg): Initialize/finalize locators.
7230 * expr.c (expand_expr_real): Update.
7231 * cfglayout.c (line_locators_locs, line_locators_lines,
7232 file_locators_locs, file_locators_files): Remove.
7233 (set_block_levels): Move to cfgexpand.c.
7234 (insn_locators_initialize): Remove.
7235 (pass_insn_locators_initialize): Remove.
7236 (locations_locators_locs, locations_locators_vals): New static vars.
7237 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7239 (insn_locators_alloc, insn_locators_finalize,
7240 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7242 (locator_location): New.
7243 (locator_line, locator_file): Rewrite.
7244 * rtl.h (emit_line_note): Kill.
7245 (insn_locators_alloc, insn_locators_finalize,
7246 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7248 * tree-inline.c (initialize_cfun): Do not initialize
7249 ib_boundaries_block.
7250 * passes.c (pass_insn_locators_initialize): Remove.
7252 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7254 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7255 info. Update last_basic_block correctly.
7257 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7260 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7261 register itself to hold the offset constant. Tell flow the use
7262 of r4 and r5 when they are used.
7264 2007-04-27 Richard Guenther <rguenther@suse.de>
7266 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7267 if we simplified anything.
7268 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7269 warnings until we did a simplification and the stmt was not
7270 marked as TREE_NO_WARNING.
7272 2007-04-27 Mike Stump <mrs@apple.com>
7274 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7276 2007-04-27 Ian Lance Taylor <iant@google.com>
7279 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7280 TYPE_MAX_VALUE exist, convert them to the new type.
7282 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7284 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7285 if it claims to be available.
7286 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7288 (perform_tree_ssa_dce): Always free postdominators.
7290 2007-04-27 Richard Henderson <rth@redhat.com>
7292 * config/alpha/predicates.md (aligned_memory_operand): Mark
7293 as define_special_predicate.
7294 (unaligned_memory_operand, normal_memory_operand): Likewise.
7295 (reg_or_unaligned_mem_operand): Remove.
7296 (any_memory_operand): Match the documentation and check for
7297 non-renumbered pseudos during reload.
7298 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7299 alpha_secondary_reload_class, update to new interface, make static.
7300 Handle CQImode like HImode. Remove FP subreg check.
7301 (alpha_expand_mov): Use replace_equiv_address.
7302 (alpha_expand_mov_nobwx): Use any_memory_operand.
7303 (TARGET_SECONDARY_RELOAD): New.
7304 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7305 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7306 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7307 * config/alpha/alpha.md: ... here.
7308 (RELOAD12, reloadmode): New.
7310 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7311 Don't handle the aligned case here.
7312 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7313 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7314 reload_inhi_help. Don't expect a scratch register.
7315 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7317 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7319 2007-04-27 Richard Guenther <rguenther@suse.de>
7321 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7323 2007-04-27 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/30965
7326 PR tree-optimization/30978
7327 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7328 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7329 (find_equivalent_equality_comparison): Likewise.
7330 (simplify_cond): Likewise.
7331 (get_prop_source_stmt): New helper.
7332 (get_prop_dest_stmt): Likewise.
7333 (can_propagate_from): Likewise.
7334 (remove_prop_source_from_use): Likewise.
7335 (combine_cond_expr_cond): Likewise.
7336 (forward_propagate_comparison): New function.
7337 (forward_propagate_into_cond): Rewrite to use fold for
7339 (tree_ssa_forward_propagate_single_use_vars): Call
7340 forward_propagate_comparison to propagate comparisons.
7342 2007-04-27 Richard Guenther <rguenther@suse.de>
7344 PR tree-optimization/31715
7345 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7346 sure to do computation on the offset in an appropriate
7349 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7351 * reload.h (elimination_target_reg_p): Declare.
7352 * reload.c (find_reloads): Don't apply the reg_rtx move
7353 optimization if the SET_DEST satisfies elimination_target_reg_p.
7354 * reload1.c (elimination_target_reg_p): New function.
7355 (gen_reload): In the move/add2 fallback, make sure that op0
7356 does not overlap the destination register.
7358 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7360 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7361 transform only GIMPLE_MODIFY_STMTs.
7362 * tree-complex.c (expand_complex_operations_1): Ditto.
7363 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7364 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7365 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7367 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7368 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7369 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7370 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7371 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7372 slpeel_add_loop_guard): Ditto.
7373 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7374 * lambda-code.c (perfect_nestify): Ditto.
7375 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7376 before the first statement.
7377 * tree-optimize.c (execute_free_datastructures): Fix comments.
7378 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7379 * tree-flow.h (disband_implicit_edges): Declaration removed.
7380 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7382 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7383 COND_EXPRs without gotos.
7384 (disband_implicit_edges, has_label_p): Removed.
7385 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7386 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7388 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7390 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7391 also for COND_EXPRs.
7392 * cfgexpand.c (label_rtx_for_bb): New function.
7393 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7394 Use label_rtx_for_bb to find the labels.
7395 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7396 last block. Detect fallthru edges.
7398 2007-04-26 Ian Lance Taylor <iant@google.com>
7401 * reload.c (find_reloads_subreg_address): If the address was valid
7402 in the original mode but not in the new mode, reload the whole
7405 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7407 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7408 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7409 (cleanup_control_expr_graph): Do not invalidate dominance info.
7410 Record altered blocks.
7411 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7412 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7413 cleanup_tree_cfg_bb): New functions.
7414 (remove_forwarder_block): Do not maintain the worklist of blocks.
7415 Record altered blocks.
7416 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7418 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7419 delete_unreachable_blocks if dominators are not available.
7420 * tree-inline.c (optimize_inline_calls): Free dominance information
7422 * tree-flow.h (remove_edge_and_dominated_blocks,
7423 cfgcleanup_altered_bbs): Altered.
7424 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7426 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7428 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7429 do not invalidate dominators.
7431 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7433 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7434 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7435 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7436 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7438 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7440 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7442 2007-04-26 Richard Guenther <rguenther@suse.de>
7444 PR tree-optimization/31703
7445 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7446 the right type for the target of the bittest.
7448 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7450 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7451 ix86_sol10_return_in_memory.
7453 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7455 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7458 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7461 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7463 PR tree-optimization/30558
7464 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7465 clear this_state.prev_try.
7467 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7468 Mark Mitchell <mark@codesourcery.com>
7470 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7471 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7472 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7474 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7477 * doc/invoke.texi (%:print-asm-header): Document.
7478 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7480 (static_spec_functions): Add print-asm-header.
7481 (main): Print a banner before the --target-help linker options.
7482 (print_asm_header_spec_function): New function.
7484 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7487 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7488 (movsf_ie): Likewise.
7490 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7492 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7494 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7496 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7497 exception for divide-by-zero.
7498 (__umodsi3, __modsi3): Likewise.
7500 2007-04-25 Dirk Mueller <dmueller@suse.de>
7502 * c-typeck.c (build_compound_expr): Annotate warning()
7503 call with OPT_Wunused_value.
7504 * tree-ssa.c (warn_uninit): Annotate warning with
7506 * c-common.c (handle_sentinel_attribute): Annotate warning
7507 call with OPT_Wattributes.
7509 2007-04-25 Thiemo Seufer <ths@mips.com>
7511 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7513 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7514 on to the assembler. Improve handling of -mno-mips16. Add handling
7515 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7516 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7517 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7518 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7520 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7523 * config/i386/winnt.c (i386_pe_file_end): Strip only
7524 USER_LABEL_PREFIX when writing export name.
7526 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7528 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7529 sh/elf.h, vx-common.h and vxworks.h.
7530 * config/sh/sh.h: Include config/vxworks-dummy.h.
7531 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7532 (OVERRIDE_OPTIONS): Use it.
7533 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7534 (vxworks_picreg): New pattern.
7535 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7536 VXWORKS_OS_CPP_BUILTINS.
7537 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7538 to their VXWORKS_* equivalents.
7539 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7540 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7541 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7542 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7543 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7544 -mrtp/-fPIC multilibs.
7545 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7546 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7547 (MULTILIB_OSDIRNAMES): Delete.
7549 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7552 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7554 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7556 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7557 rounding mode to be specified by the caller.
7558 (real_to_mpfr) Likewise.
7559 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7560 include new arguments.
7561 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7563 2007-04-24 Ian Lance Taylor <iant@google.com>
7565 PR tree-optimization/31605
7566 * tree-vrp.c (set_value_range): Check that min and max are not
7567 both overflow infinities.
7568 (set_value_range_to_value): New static function.
7569 (extract_range_from_binary_expr): Call set_value_range_to_value.
7570 (extract_range_from_cond_expr): Likewise.
7571 (extract_range_from_expr): Likewise.
7572 (extract_range_from_unary_expr): Likewise. Don't create a range
7573 which overflows on both sides.
7574 (vrp_meet): Check for a useless range.
7575 (vrp_visit_phi_node): If we see a constant which looks like an
7576 overflow infinity, turn off the TREE_OVERFLOW flag.
7578 2007-04-24 Ian Lance Taylor <iant@google.com>
7580 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7582 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7585 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7586 diagnostic message is being built.
7587 * tree-pretty-print.c (dump_generic_node): Only write the
7588 formatted text into BUFFER's stream if we are not building a
7590 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7592 * Makefile.in (toplev.o): Depend on tree-pass.h.
7594 2007-04-24 Ian Lance Taylor <iant@google.com>
7596 PR tree-optimization/31602
7597 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7598 conditionals in the copied loop header.
7599 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7600 warnings if TREE_NO_WARNING is set.
7601 * doc/invoke.texi (Warning Options): Clarify that
7602 -Wstrict-overflow does not warn about loops.
7604 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7606 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7607 expand on the comment about _Decimal128 arguments and check the
7608 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7609 that _Decimal128 argument uses even/odd register pair.
7610 (function_arg): Ditto.
7612 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7614 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7615 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7617 2007-04-24 Richard Guenther <rguenther@suse.de>
7618 Olga Golovanevsky <olga@il.ibm.com>
7620 * fold-const.c (multiple_of_p): Check for bottom
7623 2007-04-24 Richard Henderson <rth@redhat.com>
7625 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7626 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7627 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7628 looking for non-zero bits shifted out. Avoid a recursive call
7629 when constructing the scalar.
7630 (__floatundisf): Likewise.
7632 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7634 * dwarf2out.c (field_byte_offset): Move the existing logic
7635 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7636 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7638 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7641 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7642 length argument of 0 for memset.
7643 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7644 unsigned shift instead of the signed variant.
7646 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7648 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7649 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7650 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7651 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7652 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7653 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7654 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7655 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7656 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7657 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7658 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7659 "mul<mode>3", "div<mode>3"): Insn definitions added.
7660 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7661 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7662 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7663 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7664 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7665 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7666 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7667 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7668 TARGET_FLOAT_FORMAT): Macro definitions removed.
7669 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7670 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7671 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7672 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7673 (s390_gen_rtx_const_DI): Function removed.
7674 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7676 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7678 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7679 over an external ffs function.
7681 2007-04-24 Chao-ying Fu <fu@mips.com>
7682 Richard Sandiford <richard@nildram.co.uk>
7684 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7685 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7686 (smadd_widen_optab, umadd_widen_optab): Define.
7687 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7689 * genopinit.c (optabs): Fill in smadd_widen_optab and
7691 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7692 and umadd_widen_optab to implement multiply-add sequences.
7693 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7694 (<u>maddsidi4): ...this. Extend condition to include
7695 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7696 of operand 0 to "ka" and use the three-operand form of madd<u>
7698 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7700 * config/mips/constraints.md (ka): New register constraint.
7702 2007-04-24 Jan Hubicka <j@suse.cz>
7706 2007-04-23 Jan Hubicka <jh@suse.cz>
7707 * function.c (init_function_start): Don't init line number info.
7708 (expand_function_end): Update.
7709 (reset_block_changes, record_block_change, finalize_block_changes,
7710 check_block_change, free_block_changes): Kill.
7711 * function.h (reset_block_changes, record_block_change,
7712 finalize_block_changes, check_block_change, free_block_changes):
7714 (struct function): Remove ib_boundaries_block.
7715 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7716 Use curr_insn_locator to initialize locator.
7717 (emit_line_note): Remove.
7718 * cfgexpand.c (expand_gimple_cond_expr): Update.
7719 (construct_exit_block): Likewise.
7720 (tree_expand_cfg): Initialize/finalize locators.
7721 * expr.c (expand_expr_real): Update.
7722 * cfglayout.c (line_locators_locs, line_locators_lines,
7723 file_locators_locs, file_locators_files): Remove.
7724 (set_block_levels): Move to cfgexpand.c.
7725 (insn_locators_initialize): Remove.
7726 (pass_insn_locators_initialize): Remove.
7727 (locations_locators_locs, locations_locators_vals): New static vars.
7728 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7730 (insn_locators_alloc, insn_locators_finalize,
7731 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7733 (locator_location): New.
7734 (locator_line, locator_file): Rewrite.
7735 * rtl.h (emit_line_note): Kill.
7736 (insn_locators_alloc, insn_locators_finalize,
7737 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7739 * tree-inline.c (initialize_cfun): Do not initialize
7740 ib_boundaries_block.
7741 * passes.c (pass_insn_locators_initialize): Remove.
7743 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7745 * doc/invoke.texi: Removed leading '-' from option index entries.
7747 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7749 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7751 (create_phi_node): Use set_phi_nodes.
7752 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7753 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7754 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7755 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7756 (bsi_start, bsi_last): Use bb_stmt_list.
7757 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7758 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7759 Traverse the statements using tsi iterator.
7760 * basic-block.h (struct basic_block_def): Fields stmt_list
7761 and phi_nodes moved to ...
7762 (struct tree_bb_info): ... new structure.
7763 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7764 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7765 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7766 (tree_verify_flow_info): Verify that il.tree is not set for
7767 entry and exit block.
7768 (tree_split_block): Use set_bb_stmt_list.
7770 2007-04-23 Mike Stump <mrs@apple.com>
7772 * config/i386/i386.c (ix86_tune_features
7773 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7776 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/i386/i386.md (prefix_extra): New attribute.
7779 (length): Add prefix_extra.
7781 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7782 (sse2_movntv2di): Likewise.
7783 (sse2_cvtps2dq): Likewise.
7784 (sse2_cvtpd2pi): Likewise.
7785 (sse2_cvttpd2pi): Likewise.
7786 (*sse2_cvtpd2ps): Likewise.
7787 (*add<mode>3): Likewise.
7788 (sse2_ssadd<mode>3): Likewise.
7789 (sse2_usadd<mode>3): Likewise.
7790 (*sub<mode>3): Likewise.
7791 (sse2_sssub<mode>3): Likewise.
7792 (sse2_ussub<mode>3): Likewise.
7793 (*mulv8hi3): Likewise.
7794 (*smulv8hi3_highpart): Likewise.
7795 (*umulv8hi3_highpart): Likewise.
7796 (sse2_umulv2siv2di3): Likewise.
7797 (sse2_pmaddwd): Likewise.
7798 (ashr<mode>3): Likewise.
7799 (lshr<mode>3): Likewise.
7800 (ashl<mode>3): Likewise.
7801 (sse2_ashlti3): Likewise.
7802 (sse2_lshrti3): Likewise.
7803 (*umaxv16qi3): Likewise.
7804 (*smaxv8hi3): Likewise.
7805 (*uminv16qi3): Likewise.
7806 (*sminv8hi3): Likewise.
7807 (sse2_eq<mode>3): Likewise.
7808 (sse2_gt<mode>3): Likewise.
7809 (*and<mode>3): Likewise.
7810 (sse2_nand<mode>3): Likewise.
7811 (*ior<mode>3): Likewise.
7812 (*xor<mode>3): Likewise.
7813 (sse2_packsswb): Likewise.
7814 (sse2_packssdw): Likewise.
7815 (sse2_packuswb): Likewise.
7816 (sse2_punpckhbw): Likewise.
7817 (sse2_punpcklbw): Likewise.
7818 (sse2_punpckhwd): Likewise.
7819 (sse2_punpcklwd): Likewise.
7820 (sse2_punpckhdq): Likewise.
7821 (sse2_punpckldq): Likewise.
7822 (sse2_punpckhqdq): Likewise.
7823 (sse2_punpcklqdq): Likewise.
7824 (*sse2_pinsrw): Likewise.
7825 (*sse2_pextrw): Likewise.
7826 (sse2_pshufd_1): Likewise.
7827 (sse2_uavgv16qi3): Likewise.
7828 (sse2_uavgv8hi3): Likewise.
7829 (sse2_psadbw): Likewise.
7830 (sse2_pmovmskb): Likewise.
7831 (*sse2_maskmovdqu): Likewise.
7832 (*sse2_maskmovdqu_rex64): Likewise.
7833 (sse4a_extrqi): Likewise.
7834 (sse4a_extrq): Likewise.
7835 (sse3_lddqu): Set prefix_rep.
7836 (sse3_addsubv4sf3): Likewise.
7837 (sse3_haddv4sf3): Likewise.
7838 (sse3_hsubv4sf3): Likewise.
7839 (sse_cvtss2si): Likewise.
7840 (sse_cvtss2si_2): Likewise.
7841 (sse_cvtss2siq): Likewise.
7842 (sse_cvtss2siq_2): Likewise.
7843 (sse_cvttss2si): Likewise.
7844 (sse_cvttss2siq): Likewise.
7845 (sse2_cvttps2dq): Likewise.
7846 (sse3_movshdup): Likewise.
7847 (sse3_movsldup): Likewise.
7848 (sse2_cvtsd2si): Likewise.
7849 (sse2_cvtsd2si_2): Likewise.
7850 (sse2_cvtsd2siq): Likewise.
7851 (sse2_cvtsd2siq_2): Likewise.
7852 (sse2_cvttsd2si): Likewise.
7853 (sse2_cvttsd2siq): Likewise.
7854 (*sse2_cvtpd2dq): Likewise.
7855 (*sse2_cvttpd2dq): Likewise.
7856 (sse2_pshuflw_1): Likewise.
7857 (sse2_pshufhw_1): Likewise.
7858 (sse4a_insertqi): Likewise.
7859 (sse4a_insertq): Likewise.
7860 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7861 (ssse3_phadddv4si3): Likewise.
7862 (ssse3_phaddswv8hi3): Likewise.
7863 (ssse3_phsubwv8hi3): Likewise.
7864 (ssse3_phsubdv4si3): Likewise.
7865 (ssse3_phsubswv8hi3): Likewise.
7866 (ssse3_pmaddubswv8hi3): Likewise.
7867 (ssse3_pmulhrswv8hi3): Likewise.
7868 (ssse3_pshufbv16qi3): Likewise.
7869 (ssse3_psign<mode>3): Likewise.
7870 (ssse3_palignrti): Likewise.
7871 (abs<mode>2): Likewise.
7872 (ssse3_phaddwv4hi3): Set prefix_extra.
7873 (ssse3_phadddv2si3): Likewise.
7874 (ssse3_phaddswv4hi3): Likewise.
7875 (ssse3_phsubwv4hi3): Likewise.
7876 (ssse3_phsubdv2si3): Likewise.
7877 (ssse3_phsubswv4hi3): Likewise.
7878 (ssse3_pmaddubswv4hi3): Likewise.
7879 (ssse3_pmulhrswv4hi3): Likewise.
7880 (ssse3_pshufbv8qi3): Likewise.
7881 (ssse3_psign<mode>3): Likewise.
7882 (ssse3_palignrdi): Likewise.
7883 (abs<mode>2): Likewise.
7884 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7885 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7886 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7888 2007-04-23 Nick Clifton <nickc@redhat.com>
7890 * params.def: Fix formatting of emacs local variables.
7892 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7894 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7895 move if inter-unit move isn't allowed.
7896 Don't split moving the first element of V2DI to DI to inter-unit
7897 move if inter-unit move isn't allowed.
7899 2007-04-23 Richard Guenther <rguenther@suse.de>
7901 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7902 and CDI_POST_DOMINATORS separately.
7904 2007-04-23 Nick Clifton <nickc@redhat.com>
7906 * c.opt (Wformat-contains-nul): Add warning attribute.
7908 2007-04-23 Jan Hubicka <jh@suse.cz>
7910 * function.c (init_function_start): Don't init line number info.
7911 (expand_function_end): Update.
7912 (reset_block_changes, record_block_change, finalize_block_changes,
7913 check_block_change, free_block_changes): Kill.
7914 * function.h (reset_block_changes, record_block_change,
7915 finalize_block_changes, check_block_change, free_block_changes):
7917 (struct function): Remove ib_boundaries_block.
7918 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7919 Use curr_insn_locator to initialize locator.
7920 (emit_line_note): Remove.
7921 * cfgexpand.c (expand_gimple_cond_expr): Update.
7922 (construct_exit_block): Likewise.
7923 (tree_expand_cfg): Initialize/finalize locators.
7924 * expr.c (expand_expr_real): Update.
7925 * cfglayout.c (line_locators_locs, line_locators_lines,
7926 file_locators_locs, file_locators_files): Remove.
7927 (set_block_levels): Move to cfgexpand.c.
7928 (insn_locators_initialize): Remove.
7929 (pass_insn_locators_initialize): Remove.
7930 (locations_locators_locs, locations_locators_vals): New static vars.
7931 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7933 (insn_locators_alloc, insn_locators_finalize,
7934 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7936 (locator_location): New.
7937 (locator_line, locator_file): Rewrite.
7938 * rtl.h (emit_line_note): Kill.
7939 (insn_locators_alloc, insn_locators_finalize,
7940 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7942 * tree-inline.c (initialize_cfun): Do not initialize
7943 ib_boundaries_block.
7944 * passes.c (pass_insn_locators_initialize): Remove.
7946 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7949 * expr.c (reduce_to_bit_field_precision): Handle
7952 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7954 PR tree-optimization/24659
7955 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7956 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7957 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7958 * genopinit.c (optabs): Rename vec_pack_mod_optab
7959 to vec_pack_trunc_optab.
7960 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7961 early for scalar floating point operands for NOP_EXPR.
7962 (vectorizable_type_promotion): Ditto.
7963 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7964 vec_pack_trunc_optab.
7965 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7967 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7968 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7969 Rename from VEC_PACK_MOD_EXPR.
7970 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7971 * expr.c (expand_expr_real_1): Ditto.
7972 * tree-inline.c (estimate_num_insns_1): Ditto.
7973 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7975 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7976 (vec_unpacks_lo_v4sf): Ditto.
7977 (vec_pack_trunc_v2df): Ditto.
7978 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7979 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7980 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7982 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7984 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7986 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7987 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7988 packing of floating point operands.
7989 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7990 represent unpacking of floating point operands.
7991 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7992 [vec_unpacks_hi]: Ditto.
7993 [vec_unpacks_lo]: Ditto.
7995 2007-04-22 Jan Hubicka <jh@suse.cz>
7997 * final.c (rest_of_handle_final): Call
7998 targetm.asm_out.constructor/targetm.asm_out.destructor
7999 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8000 proper priority via decl_*_priority_insert.
8001 * c-common.c (c_expand_body): Likewise.
8003 2007-04-22 Richard Guenther <rguenther@suse.de>
8005 PR tree-optimization/29789
8006 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8007 (rewrite_reciprocal): New helper split out from
8008 determine_invariantness_stmt.
8009 (rewrite_bittest): Likewise.
8010 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8011 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8014 2007-04-22 Revital Eres <eres@il.ibm.com>
8016 * loop-unroll.c (var_to_expand): New field to support also
8017 insns of the form x = something + x.
8018 (analyze_insn_to_expand_var): Use it.
8019 (expand_var_during_unrolling): Likewise.
8021 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8023 * predict.c: Include pointer-set.h.
8024 (bb_predictions): New variable.
8025 (tree_predicted_by_p, tree_predict_edge,
8026 remove_predictions_associated_with_edge): Use bb_predictions map
8027 instead of bb->predictions.
8028 (clear_bb_predictions, assert_is_empty): New functions.
8029 (combine_predictions_for_bb): Use bb_predictions map. Call
8030 clear_bb_predictions.
8031 (tree_estimate_probability): Create and free bb_predictions map.
8032 * Makefile.in (predict.o): Add pointer-set.h dependency.
8033 * basic-block.h (struct basic_block_def): Remove predictions
8035 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8037 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8040 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8043 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8045 * timevar.c (timevar_print): Change reference of --disable-checking to
8046 --enable-checking=release. Also warn if assert checking is disabled.
8048 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8051 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8052 decl as addressable if the compound literal was marked as
8054 Mark the decl as a gimple register if it is a complex or
8055 vector decl and does not live in memory.
8057 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8059 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8060 (GENERIC_NEXT): New function macro.
8061 (PHI_CHAIN): Use phi_node's new chain variable.
8062 (tree_phi_node): Change tree_common to tree_base
8063 and add the chain field.
8064 * tree-phinodes.c (make_phi_node): Don't set
8065 TREE_TYPE on the new node.
8066 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8067 instead of checking GIMPLE_TUPLE_P in chain_next.
8068 * tree-vect-transform.c
8069 (get_initial_def_for_induction): Look at
8070 PHI_RESULT_TREE for the type of the phi node.
8071 (update_vuses_to_preheader): Use PHI_CHAIN
8072 instead of TREE_CHAIN on the phi node.
8073 * tree-ssa-structalias.c (compute_points_to_sets):
8075 (ipa_pta_execute): Likewise.
8077 2007-04-21 Richard Guenther <rguenther@suse.de>
8080 * fold-const.c (fold_unary): Call fold_convert_const on the
8083 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8085 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8086 (store_killed_in_pat): New.
8088 2007-04-20 Richard Henderson <rth@redhat.com>
8091 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8092 TREE_LIST with a void_type_node value, not void_list_node exactly.
8094 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8096 * doc/standards.texi: Re-arrange into language-specific
8097 subsections. Add a C++ section, documenting which standards we
8100 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8102 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8103 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8105 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8107 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8108 ecrti.o and crtbegin.o.
8109 (LIB_DEFAULT_SPEC): Include -lc.
8110 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8112 2007-04-20 Richard Henderson <rth@redhat.com>
8115 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8116 argument; update all callers.
8117 (get_unaligned_offset): New.
8118 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8119 get_unaligned_address, just pass on the address directly.
8120 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8121 the subreg in the helper patterns.
8122 (unaligned_extendqidi_le): Use get_unaligned_offset.
8123 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8124 (unaligned_extendhidi_be): Likewise.
8125 (unaligned_extendhidi): Tidy.
8126 * config/alpha/alpha-protos.h: Update.
8128 2007-04-20 Richard Henderson <rth@redhat.com>
8130 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8131 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8132 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8133 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8134 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8135 (CPP_SPEC): Don't include %(cpp_subtarget).
8136 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8137 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8138 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8140 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8142 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8143 for __builtin_ia32_cmpordss.
8145 PR tree-optimization/31632
8146 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8147 and arg1 for optimizations of comparison against min/max values.
8148 Fold arg0 to arg1's type for optimizations of comparison against
8149 min+1 and max-1 values.
8151 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8153 * reload.c (combine_reloads): When trying to use a dying register,
8154 check whether it's uninitialized and don't use if so.
8156 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8158 * fold-const.c: Remove prototypes for native_encode_expr and
8159 native_interpret_expr.
8160 (native_encode_expr): Make non-static.
8161 (native_interpret_expr): Likewise.
8162 * tree.h: Add prototypes for the above.
8164 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8166 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8167 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8168 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8169 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8170 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8171 Add length attributes.
8173 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8175 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8178 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8179 __STDC_WANT_DEC_FP__.
8181 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8183 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8184 for long double compatibility.
8185 * configure: Regenerate.
8187 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8189 PR rtl-optimization/29841
8190 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8192 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8193 that may cause control flow transfer from being moved.
8195 2007-04-18 Jan Hubicka <jh@suse.cz>
8197 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8200 2007-04-18 Eric Christopher <echristo@apple.com>
8202 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8203 only. Update operands.
8204 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8205 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8206 link register to pic register.
8208 2007-04-18 Dirk Mueller <dmueller@suse.de>
8211 * tree-vrp.c (search_for_addr_array): New.
8212 (check_array_bounds): Suppress warning about
8213 address taken of array refs if its not de-referenced.
8215 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8217 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8218 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8220 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8221 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8222 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8224 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8226 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8228 (vect_analyze_scalar_cycles): Fix indentation.
8229 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8230 (vect_mark_relevant): Include phis in relevance analysis.
8232 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8234 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8236 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8237 output_operand_lossage().
8239 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8241 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8242 the unused code for reduction without adjust-in-epilog to simplify the
8245 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8247 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8248 (S390_TDC_NEGATIVE_ZERO): New constant.
8249 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8250 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8251 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8252 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8253 (S390_TDC_POSITIVE_INFINITY): New constant.
8254 (S390_TDC_NEGATIVE_INFINITY): New constant.
8255 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8256 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8257 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8258 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8259 (S390_TDC_INFINITY): New constant.
8260 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8261 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8262 optimization for UNSPEC_CCZ_TO_INT.
8263 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8264 ("*ccz_to_int"): New insn.
8265 ("isinf<mode>2"): New insn.
8266 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8267 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8268 (UNSPEC_CCZ_TO_INT): New constant.
8270 2007-04-18 Richard Guenther <rguenther@suse.de>
8272 PR tree-optimization/19431
8273 PR tree-optimization/21463
8274 * tree-pass.h (pass_phiprop): Declare.
8275 * passes.c (init_optimization_passes): New phiprop pass.
8276 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8277 (phivn_valid_p): New helper function.
8278 (phiprop_insert_phi): Likewise.
8279 (propagate_with_phi): Likewise.
8280 (tree_ssa_phiprop): New propagator propagating loads
8281 through phi nodes if profitable.
8283 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8285 * tree-vect-analyze.c (process_use): New function.
8286 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8287 Check phis in all bbs.
8288 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8291 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8293 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8296 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8299 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8302 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8304 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8306 (sse_vmmulv4sf3): Likewise.
8307 (sse2_vmaddv2df3): Likewise.
8308 (sse2_vmmulv2df3): Likewise.
8310 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8312 PR rtl-optimization/31360
8313 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8314 (target_reg_cost): New.
8315 (init_set_costs): Initialize target_reg_cost. Add comments
8316 regarding the rationale of the costs.
8317 (global_cost_for_size): Renamed to...
8318 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8319 of register pressure.
8320 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8321 estimate_reg_pressure_cost. Add number of ivs.
8322 (determine_set_costs): Dump target_reg_cost.
8323 * loop-invariant.c (gain_for_invariant): Use
8324 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8325 (best_gain_for_invariant, find_invariants_to_move): Remove
8327 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8328 (target_reg_cost): Declare.
8329 (global_cost_for_size): Declaration removed.
8330 (estimate_reg_pressure_cost): Declare.
8332 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8334 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8335 regnos into even/odd register pairs.
8336 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8337 TDmode similar to the other floating point modes.
8338 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8339 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8341 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8342 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8343 (movdd_hardfloat64): Use TARGET_MFPGPR.
8345 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8347 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8350 2005-01-05 Richard Henderson <rth@redhat.com>
8352 * reload1.c (do_input_reload): Restrict the optimization deleteing
8353 a previous output reload to RELOAD_FOR_INPUT.
8355 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8357 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8358 induc_vec_info_type.
8359 (vectorizable_induction): New function declaration.
8360 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8361 check if already vectorized. Find first place in BB where new stmts
8362 can be inserted. Takes only one argument.
8363 (vectorizable_induction): New function.
8364 (vect_transform_stmt): Add case for induc_vec_info_type to call
8365 vectorizable_induction.
8366 (vect_transform_loop): Consider phis for vectorization.
8367 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8369 (analyze_operations): Call vectorizable_induction when analyzing phis.
8371 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8372 (vect_mark_relevant): Include phis in relevance analysis.
8373 (vect_mark_stmts_to_be_vectorize): Likewise.
8374 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8376 2007-04-16 Lawrence Crowl <crowl@google.com>
8378 * doc/invoke.texi (Debugging Options): Add documentation for the
8379 -femit-struct-debug options -femit-struct-debug-baseonly,
8380 -femit-struct-debug-reduced, and
8381 -femit-struct-debug-detailed[=...].
8383 * c-opts.c (c_common_handle_option): Add
8384 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8385 and OPT_femit_struct_debug_detailed_.
8386 * c.opt: Add specifications for
8387 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8388 and -femit-struct-debug-detailed[=...].
8389 * opts.c (set_struct_debug_option): Parse the
8390 -femit-struct-debug-... options.
8391 * opts.c (matches_main_base, main_input_basename,
8392 main_input_baselength, base_of_path, matches_main_base): Add
8393 variables and functions to compare header base name to compilation
8395 * opts.c (should_emit_struct_debug): Add to determine to emit a
8396 structure based on the option.
8397 (dump_struct_debug) Also disabled function to debug this
8399 * opts.c (handle_options): Save the base name of the
8402 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8403 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8404 This hook indicates if a type is generic. Set it by default
8406 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8407 to determine if a struct type is generic or not.
8408 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8409 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8410 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8413 * flags.h (enum debug_info_usage): Add an enumeration to describe
8414 a program's use of a structure type.
8415 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8416 to indicate the program's usage of the type. Filter structs based
8417 on the -femit-struct-debug-... specification.
8418 (gen_type_die): Split into two routines, gen_type_die and
8419 gen_type_die_with_usage. gen_type_die is now a wrapper
8420 that assumes direct usage.
8421 (gen_type_die_with_usage): Replace calls to gen_type_die
8422 with gen_type_die_with_usage adding the program usage of
8423 the referenced type.
8424 (dwarf2out_imported_module_or_decl): Suppress struct debug
8425 information using should_emit_struct_debug when appropriate.
8427 2007-04-16 Ian Lance Taylor <iant@google.com>
8429 PR tree-optimization/31522
8430 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8431 (vrp_initialize): Allocate vr_phi_edge_counts.
8432 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8433 executable edge. Drop test for all constants.
8434 (vrp_finalize): Free vrp_phi_edge_counts.
8436 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8437 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8439 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8440 predecessors at head rather than tail.
8442 2007-04-16 Matthias Klose <doko@debian.org>
8444 * config/alpha/linux.h (CPP_SPEC): Define.
8445 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8447 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8449 * function.h: Remove sequence_stack extern declaration.
8451 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8453 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8455 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8458 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8460 * config/avr/avr.c (avr_arch_types): Rearranging array.
8461 (enum avr_arch): Add.
8462 (avr_mcu_types): Use avr_arch enumeration constants instead of
8464 * config/avr/avr.h (LINK_SPEC): Simplify.
8466 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8468 * config/m68k/m68k.c (m68k_libcall_value,
8469 m68k_function_value): Use macros for register names more.
8471 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8473 (M68K_REGNAME): Use A6_REG.
8474 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8476 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8479 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8480 'pending_read_list_length' and 'pending_write_list_length'. Update
8482 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8483 to handle two length counters instead of one. Update all uses.
8484 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8485 two length counters instead of one.
8486 * sched-rgn.c (propagate_deps): Update to handle two length counters
8489 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8493 copy of source, pass it to ix86_expand_vector_set and return
8496 2007-04-16 David Ung <davidu@mips.com>
8497 Joseph Myers <joseph@codesourcery.com>
8499 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8500 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8501 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8502 Add 74K processor information.
8503 * config/mips/mips.md: Include 74k.md.
8504 (cpu): Add 74kc,74kf,74kx.
8505 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8506 * config/mips/74k.md: New.
8507 * doc/invoke.texi (MIPS Options): Document 74K support.
8509 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8511 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8512 vectorizable_* functions.
8513 * tree-vect-transform.c (vectorizable_call): Add check for
8514 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8515 (vectorizable_store): likewise.
8516 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8518 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8519 (vectorizable_type_promotion, vectorizable_load): Likewise.
8520 (vectorizable_live_operation, vectorizable_condition): Likewise.
8521 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8523 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8525 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8527 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8528 register numbers more.
8529 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8530 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8531 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8532 FUNCTION_VALUE_REGNO_P): Likewise.
8533 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8534 STATIC_CHAIN_REGNUM): Likewise.
8535 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8536 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8537 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8538 * config/m68k/m68k.md (FP_REG): New.
8540 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8542 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8545 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8547 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8548 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8551 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8553 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8556 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8559 * c-decl.c (finish_decl): Grab the type of the decl after the call
8560 to store_init_value.
8562 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8564 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8566 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8569 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8570 dominators, post dominators and cleanup cfg before returning.
8572 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8574 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8575 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8577 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8579 * config.gcc: Recognize fido.
8580 * config/m68k/m68k-devices.def (fidoa): New.
8581 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8583 (FL_FIDOA, TARGET_FIDOA): New.
8584 * config/m68k/m68k.opt (mfidoa): New.
8586 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8589 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8590 when a personality function is used.
8592 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8594 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8596 2007-04-13 Mike Stump <mrs@apple.com>
8598 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8600 * config/darwin.opt (fapple-kext): Make C++ only.
8601 * config/darwin.c (darwin_override_options): Remove code to ensure
8602 -fapple-kext is given for C++ only.
8604 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8606 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8607 * config/mips/mips.c (override_options): Call
8608 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8610 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8612 * config/i386/i386.opt (msvr3-shlib): Removed.
8614 * doc/invoke.texi: Remove -msvr3-shlib.
8616 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8618 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8619 with "popcnt" instruction.
8621 2007-04-13 Richard Guenther <rguenther@suse.de>
8623 PR tree-optimization/21258
8624 * tree-vrp.c (compare_case_labels): New helper.
8625 (find_switch_asserts): New function.
8626 (find_assert_locations): Call it for SWITCH_EXPRs.
8628 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8630 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8631 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8632 check is now implied in X87_FLOAT_MODE_P.
8633 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8634 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8635 (fix_trunc<mode>_i386_fisttp): Ditto.
8636 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8637 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8638 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8639 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8640 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8641 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8642 (unnamed_splitters): Ditto.
8643 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8644 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8645 FIRST_SSE_REG for local functions when SSE math is enabled or
8646 for functions with sseregparm attribute.
8647 (standard_80387_constant_p): Return -1 if mode is not
8649 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8650 (ix86_expand_compare): Ditto.
8651 (ix86_expand_carry_flag_compare): Ditto.
8652 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8653 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8654 DECIMAL_FLOAT_MODE_P.
8655 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8656 of SCALAR_FLOAT_MODE_P.
8657 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8658 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8659 checks before FLOAT_MODE_P.
8660 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8661 before FLOAT_MODE_P.
8666 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8668 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8669 Charles Wilson <libtool@cwilson.fastmail.fm>
8671 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8672 (libgcc.mvars): Don't depend on them.
8673 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8674 * exec-tool.in: New.
8676 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8678 * doc/invoke.text (--help): Document --help=common.
8680 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8682 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8684 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8686 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8687 * genemit.c (main): Emit #include "integrate.h".
8688 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8689 (LOADGP_RTP): New mips_loadgp_style.
8690 * config/mips/mips.h: Include config/vxworks-dummy.h.
8691 (TARGET_RTP_PIC): New macro.
8692 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8693 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8694 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8696 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8697 -mvxworks-pic when using -mrtp and a PIC option.
8698 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8700 (mips_symbolic_constant_p, mips_symbolic_address_p)
8701 (mips_symbol_insns): Handle SYMBOL_HALF.
8702 (override_options): Warn about -G and -mrtp being used together.
8703 Initialize mips_lo_relocs[SYMBOL_HALF].
8704 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8705 (mips_emit_loadgp): Handle LOADGP_RTP.
8706 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8707 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8708 (tablejump): Handle function-relative case table entries if
8710 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8712 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8714 * config/mips/mips.md (load_call<mode>): Allow any general register.
8716 (sibcall_value_internal, sibcall_value_multiple_internal)
8717 (call_value_internal, call_value_split, call_value_multiple_internal)
8718 (call_value_multiple_split): Remove constraints from operand 0.
8720 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8722 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8723 rather than loadgp_noshared.
8724 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8725 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8727 * config/mips/mips.md (loadgp): Rename to...
8728 (loadgp_newabi): ...this.
8729 (loadgp_noshared): Rename to...
8730 (loadgp_absolute): ...this.
8732 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8734 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8735 false for locally-binding symbols.
8736 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8738 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8740 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8741 (SYMBOL_GOT_PAGE_OFST): ...this.
8742 (SYMBOL_GOT_GLOBAL): Rename to...
8743 (SYMBOL_GOT_DISP): ...this.
8744 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8745 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8746 * config/mips/mips.c (mips_global_symbol_p): New function.
8747 (mips_symbol_binds_local_p): Likewise.
8748 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8749 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8750 mips_global_symbol_p and mips_symbol_binds_local_p.
8751 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8752 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8753 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8755 (mips_ok_for_lazy_binding_p): New function.
8756 (mips_load_call_address, mips_expand_call): Use it.
8757 (mips_dangerous_for_la25_p): Likewise.
8758 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8759 (*got_disp<mode>): Use got_disp_operand instead of
8760 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8761 SYMBOL_GOTOFF_GLOBAL.
8762 (*got_page<mode>): Use got_page_ofst_operand instead of
8764 * config/mips/predicates.md (const_call_insn_operand): Use
8765 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8766 (global_got_operand): Rename to...
8767 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8769 (local_got_operand): Rename to...
8770 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8771 of SYMBOL_GOT_LOCAL.
8773 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8775 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8776 TARGET_CALL_CLOBBERED_GP.
8777 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8778 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8779 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8780 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8781 of TARGET_ABICALLS && !TARGET_NEWABI.
8782 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8783 * config/mips/mips.c (mips_load_call_address): Check
8784 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8785 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8786 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8787 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8788 TARGET_ABICALLS && TARGET_NEWABI.
8789 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8791 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8792 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8793 TARGET_ABICALLS && TARGET_NEWABI.
8794 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8795 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8796 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8797 whether indirect calls must use $25.
8798 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8800 * config/mips/mips.md (jal_macro): Check flag_pic and
8801 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8802 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8803 instead of TARGET_ABICALLS.
8804 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8805 TARGET_ABICALLS && TARGET_OLDABI.
8806 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8807 (sibcall): In the comment above the define_insn, mention
8808 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8809 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8810 instead of TARGET_ABICALLS.
8812 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8814 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8815 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8816 (MACFLAGS_MATCH_P): New macro.
8817 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8818 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8819 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8820 the other MACFLAG constants.
8821 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8822 (flag_machi): Tighten constraints. Renumber some of the operands.
8823 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8825 (flag_machi_parts_acconly): New pattern.
8826 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8828 (flag_macinit1hi): Tighten constraints.
8829 (flag_mul_macv2hi_parts_acconly): New pattern.
8831 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8832 Use a more efficient implementation.
8833 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8834 inline sequences when not optimizing for size.
8836 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8837 movhi_high2low): Delete, merge functionality into...
8838 (packv2hi): ... this pattern.
8840 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8841 * config/bfin/bfin.opt (msim): New option.
8842 (mcpu=): New option.
8843 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8844 (bfin_cpu_t): Typedef of enum bfin_cpu.
8845 (bfin_cpu_type): New declaration.
8846 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8847 -msim and -mcpu= options.
8848 (LIB_SPEC): Likewise.
8849 * config/bfin/bfin.c (bfin_cpu_type): Define.
8850 (bfin_handle_option): Handle -mcpu= option.
8851 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8852 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8853 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8855 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8857 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8858 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8859 (powerpc-wrs-vxworksae): Use ${tm_file}.
8860 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8861 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8862 * config/i386/vx-common.h: New file.
8864 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8866 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8869 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8871 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8874 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8878 * c-common.c (c_build_qualified_type): Set canonical type
8881 2007-04-12 Richard Guenther <rguenther@suse.de>
8883 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8884 lower bound and element size if lower bound is not zero
8885 or either of the ARRAY_REF operands is set.
8887 2007-04-12 Richard Guenther <rguenther@suse.de>
8889 PR tree-optimization/24689
8890 PR tree-optimization/31307
8891 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8893 * gimplify.c (canonicalize_addr_expr): To be consistent with
8894 gimplify_compound_lval only set operands two and three of
8895 ARRAY_REFs if they are not gimple_min_invariant. This makes
8896 it never at this place.
8897 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8899 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8901 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8902 null before emitting a .nsubspa directive.
8904 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8906 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8907 need_to_partition_p if there are no memory statements in the
8910 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8912 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8913 (gcd_of_steps_may_divide_p): New function.
8914 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8916 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8918 * reload.c (find_reloads_toplev, find_reloads_address,
8919 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8920 not a pointer equality test, to decide if we need to call
8921 push_reg_equiv_alt_mem.
8923 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8925 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8926 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8928 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8930 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8932 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8933 vector to be positive.
8935 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8939 * doc/invoke.texi: Document --params max-aliased-vops and
8941 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8942 debug_memory_partitions): Move to tree-flow.h
8943 * params.h (AVG_ALIASED_VOPS): Define.
8944 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8946 (mp_info_t): Likewise.
8947 (get_mem_sym_stats_for): New.
8948 (set_memory_partition): Move from tree-flow-inline.h.
8949 (mark_non_addressable): Only clear the set of symbols for the
8950 partition if it exists.
8951 (dump_memory_partitions): Move from tree-ssa-operands.c
8952 (debug_memory_partitions): Likewise.
8953 (need_to_partition_p): New.
8954 (dump_mem_ref_stats): New.
8955 (debug_mem_ref_stats): New.
8956 (dump_mem_sym_stats): New.
8957 (debug_mem_sym_stats): New.
8958 (update_mem_sym_stats_from_stmt): New.
8959 (compare_mp_info_entries): New.
8960 (mp_info_cmp): Call it.
8961 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8963 (get_mpt_for): Move from tree-ssa-operands.c.
8964 (find_partition_for): New.
8965 (create_partition_for): Remove.
8966 (estimate_vop_reduction): New.
8967 (update_reference_counts): New.
8968 (build_mp_info): New.
8969 (compute_memory_partitions): Refactor.
8970 Document new heuristic.
8971 Call build_mp_info, update_reference_counts,
8972 find_partition_for and estimate_vop_reduction.
8973 (compute_may_aliases): Populate virtual operands before
8974 calling debugging dumps.
8975 (delete_mem_sym_stats): New.
8976 (delete_mem_ref_stats): New.
8977 (init_mem_ref_stats): New.
8978 (init_alias_info): Call it.
8979 (maybe_create_global_var): Remove alias_info argument.
8980 Get number of call sites and number of pure/const call sites
8981 from gimple_mem_ref_stats().
8982 (dump_alias_info): Call dump_memory_partitions first.
8983 (dump_points_to_info_for): Show how many times a pointer has
8985 * opts.c (decode_options): For -O2 set --param
8986 max-aliased-vops to 500.
8987 For -O3 set --param max-aliased-vops to 1000 and --param
8988 avg-aliased-vops to 3.
8989 * fortran/options.c (gfc_init_options): Remove assignment to
8991 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8992 * tree-dfa.c (dump_variable): Dump memory reference
8994 Dump NO_ALIAS* settings.
8995 (referenced_var_lookup): Tidy.
8996 (mem_sym_stats): New.
8997 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8998 and ORIG are different SSA names for a memory partition.
8999 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9000 * tree-flow.h (struct mem_sym_stats_d): Define.
9001 (mem_sym_stats_t): Define.
9002 (struct mem_ref_stats_d): Define.
9003 (struct gimple_df): Add field mem_ref_stats.
9004 (enum noalias_state): Define.
9005 (struct var_ann_d): Add bitfield noalias_state.
9006 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9007 debug_mem_ref_stats, debug_memory_partitions,
9008 debug_mem_sym_stats): Declare.
9009 * tree-ssa-structalias.c (update_alias_info): Update call
9010 sites, pure/const call sites and asm sites in structure
9011 returned by gimple_mem_ref_stats.
9012 Remove local variable IS_POTENTIAL_DEREF.
9013 Increase NUM_DEREFS if the memory expression is a potential
9015 Call update_mem_sym_stats_from_stmt.
9016 If the memory references memory, call
9017 update_mem_sym_stats_from_stmt for all the direct memory
9018 symbol references found.
9019 (intra_create_variable_infos): Set noalias_state field for
9020 pointer arguments according to the value of
9021 flag_argument_noalias.
9022 * tree-ssa-structalias.h (struct alias_info): Remove fields
9023 num_calls_found and num_pure_const_calls_found.
9024 (update_mem_sym_stats_from_stmt): Declare.
9025 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9026 Set default value to 100.
9027 (PARAM_AVG_ALIASED_VOPS): Define.
9029 2007-04-11 Richard Guenther <rguenther@suse.de>
9032 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9033 a * -b + c as c - a * b if we honor sign dependent rounding.
9035 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9037 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9039 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9040 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9042 (initialize_trampoline): Don't use old-style function definition.
9043 (bfin_secondary_reload): Mark IN_P argument as unused.
9045 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9047 PR tree-optimization/31343
9048 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9049 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9050 * testsuite/gcc.dg/vect/pr31343.c: New.
9052 2007-04-10 Eric Christopher <echristo@apple.com>
9054 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9055 * config/i386/i386.md (*cmpfp0): Use.
9056 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9057 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9058 (fix_trunc<mode>_i386_fisttp): Ditto.
9059 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9060 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9061 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9062 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9063 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9064 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9065 (unnamed_splitters): Ditto.
9066 * config/i386/i386.c (output_fix_trunc): Assert that
9067 we're not being passed a TFmode operand.
9069 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9071 PR tree-optimization/31526
9072 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9073 n_basic_blocks to find newly added blocks.
9075 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9079 (fix_trunc<mode>si_sse): Ditto.
9080 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9081 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9082 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9083 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9084 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9085 expander using SSEMODEF mode macro.
9086 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9087 expander using SSEMODEF mode macro.
9088 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9089 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9090 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9091 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9092 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9093 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9094 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9095 Macroize insn using X87MODEF mode macro.
9097 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9099 * config/i386/sse.md (sse2_pinsrw): Removed.
9100 (sse2_pextrw): Renamed to ...
9101 (*sse2_pextrw): This.
9103 2007-04-09 Jan Hubicka <jh@suse.cz>
9106 * config/i386/sse.md
9107 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9108 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9109 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9110 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9112 2007-04-09 Jan Hubicka <jh@suse.cz>
9114 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9115 multiple fields of union.
9117 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9119 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9120 (create_preheaders): Check that loops are available.
9121 (fix_loop_structure): Clean up, improve comments.
9122 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9123 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9125 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9126 * predict.c (tree_estimate_probability): Do not call
9127 calculate_dominance_info. Call create_preheaders.
9128 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9129 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9131 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9132 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9133 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9134 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9137 2007-04-08 Jan Hubicka <jh@suse.cz>
9139 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9140 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9141 * fold-const.c (fold_unary): Use it.
9143 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9145 * varasm.c (assemble_variable): Remove call to
9146 lang_hooks.decls.prepare_assemble_variable.
9147 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9148 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9149 * langhooks.h (lang_hooks_for_decls): Remove
9150 prepare_assemble_variable.
9152 2007-04-08 Mike Stump <mrs@apple.com>
9154 * config/i386/i386.c: Use inc/dec on Core2.
9156 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9158 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9159 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9160 lhd_tree_inlining_end_inlining): Remove.
9161 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9162 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9164 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9165 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9166 lhd_tree_inlining_end_inlining): Remove prototypes.
9167 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9168 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9169 LANG_HOOKS_TREE_INLINING_START_INLINING,
9170 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9172 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9175 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9178 * config/avr/predicates.md (io_address_operand): Delete predicate.
9179 (low_io_address_operand): Don't use 'mode' argument.
9180 (higth_io_address_operand): Rename ...
9181 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9182 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9185 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9187 Revert change removing staticp.
9189 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9192 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9195 2007-04-07 Bruce Korb <bkorb@gnu.org>
9197 * c.opt: Add -Wformat-contains-nul.
9198 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9200 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9201 the NUL byte warning.
9203 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9205 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9207 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9209 * tree.c (staticp): No longer use staticp langhook.
9210 * langhooks.c (lhd_staticp): Removed.
9211 * langhooks.h (struct lang_hooks): Remove staticp.
9212 * c-common.c (c_staticp): Remove.
9213 * c-common.h (c_staticp): Ditto.
9214 * langhooks-defs.h (lhd_staticp): Ditto.
9215 (LHD_HOOKS_STATICP): Ditto
9216 * tree.h (gcc_assert_lowered): New macro.
9218 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9220 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9221 argument "reliable".
9222 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9223 Add argument "reliable". Propagate it through calls.
9224 (infer_loop_bounds_from_undefined): Derive number of iterations
9225 estimates from references in blocks that do not dominate loop latch.
9226 (gcov_type_to_double_int): New function.
9227 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9228 and expected_loop_iterations_unbounded.
9229 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9230 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9231 * tree-data-ref.c (estimated_loop_iterations): Export.
9232 (get_references_in_stmt): Fix -- do not return addresses of local
9234 * cfgloop.h (expected_loop_iterations_unbounded,
9235 estimated_loop_iterations): Declare.
9237 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9239 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9241 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9243 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9244 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9245 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9246 Use output_387_reg_move().
9247 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9248 expander using X87MODEF12 mode macro.
9249 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9250 choosing register preferences. Use output_387_reg_move().
9251 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9252 instead of "x". Use output_387_reg_move().
9253 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9254 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9255 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9256 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9257 Use output_387_reg_move().
9258 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9260 (*truncxf?f_i387 splitter): Ditto.
9262 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9264 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9265 LANG_HOOKS_SAFE_FROM_P.
9266 * expr.c (safe_from_p): Remove langhook call.
9267 * langhooks.h (lang_hooks): Remove safe_from_p.
9268 (lhd_safe_from_p): Remove prototype.
9269 * langhooks.c (lhd_safe_from_p): Remove.
9271 2007-04-06 Jan Hubicka <jh@suse.cz>
9273 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9276 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9278 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9279 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9280 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9281 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9283 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9284 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9286 2007-04-05 Richard Henderson <rth@redhat.com>
9288 * config/alpha/alpha.c (print_operand) [+]: Remove.
9289 (alpha_end_function): Print nop if call at end of function.
9290 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9291 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9292 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9293 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9294 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9295 the call pattern. Update peepholes to match.
9297 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9299 * doc/extend.texi (Other Builtins): Add decimal float variants
9301 * builtins.def: Ditto.
9302 * builtins.c (expand_builtin): Ditto.
9304 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9305 H.J. Lu <hongjiu.lu@intel.com>
9308 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9309 of V8HImode when calling ix86_binary_operator_ok.
9310 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9311 (sdot_prodv8hi): Operands 1 and 2 must be register.
9313 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9315 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9316 initialize align to silence bogus warning.
9318 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9321 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9323 (struct sra_walk_fns): Remove use_all parameter from use.
9324 (sra_hash_tree): Handle BIT_FIELD_REFs.
9325 (sra_elt_hash): Don't hash bitfld blocks.
9326 (sra_elt_eq): Skip them in parent compares as well. Handle
9328 (sra_walk_expr): Don't maintain or pass down use_all_p.
9329 (scan_use): Remove use_all parameter.
9330 (scalarize_use): Likewise. Re-expand assignment to
9331 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9332 output, and re-scalarize after output. Don't mark anything
9334 (scalarize_ldst): Adjust.
9335 (scalarize_walk_gimple_modify_statement): Likewise.
9336 (build_element_name_1): Handle BIT_FIELD_REFs.
9337 (instantiate_element): Don't warn for any element whose parent
9339 (instantiate_missing_elements_1): Return the sra_elt.
9340 (canon_type_for_field): New.
9341 (try_instantiate_multiple_fields): New.
9342 (instantiate_missing_elemnts): Use them.
9343 (mark_no_warning): Removed.
9344 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9345 (REPLDUP, sra_build_elt_assignment): New.
9346 (generate_copy_inout): Use them.
9347 (generate_element_copy): Likewise. Handle bitfld differences.
9348 (generate_element_zero): Don't recurse for blocks. Use
9349 sra_build_elt_assignment.
9350 (generate_one_element_int): Take elt instead of var. Use
9351 sra_build_elt_assignment.
9352 (generate_element_init_1): Adjust.
9353 (scalarize_use, scalarize_copy): Use REPLDUP.
9354 (scalarize_ldst): Move assert before dereference.
9355 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9357 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9359 * regmove.c: Fix unused variable warnings due to previous commit.
9361 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9363 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9364 (regmove_bb_head): Remove.
9365 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9366 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9367 problems with fixup_match_1.
9368 Don't initialize/free regmove_bb_head.
9370 (reg_is_remote_constant_p): If an insn is in the same basic block
9371 but not before INSN, consider it remote, too.
9373 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9376 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9377 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9379 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9381 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9382 (CONDITIONAL_REGISTER_USAGE): Likewise.
9384 2007-04-04 Richard Henderson <rth@redhat.com>
9386 * config/alpha/lib1funcs.asm: Remove unused file.
9388 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9391 * opts.c (print_specific_help): Fix --help=<language>
9393 (common_handle_option): Support --help=common.
9395 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9398 * gcc.c (main): Do not run the linker if
9399 print_subprocess_help indicates that it shouldn't be
9402 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9405 * doc/invoke.texi (--help=): Document <languages> value, fix
9406 formatting in tables of values.
9408 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9410 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9411 dllimport attribute of virtual methods.
9413 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9415 * config/score/crti.asm: Change _bss_start to __bss_start.
9416 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9417 (OUTGOING_REG_PARM_STACK_SPACE) update.
9418 * config/score/score.opt: add options to make backend support
9419 score5, score5u, score7 and score7d.
9420 * config/score/score.md: Likewise.
9421 * config/score/misc.md: Likewise.
9422 * config/score/mac.md: Likewise.
9423 * doc/invoke.texi: Likewise.
9424 * doc/md.texi: update constraints define.
9426 2007-04-03 Richard Henderson <rth@redhat.com>
9428 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9429 an appropriate type, use the mode instead.
9431 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9433 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9434 Set the default --with-arch setting to mips2.
9435 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9436 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9437 (MULTILIB_OSDIRNAMES): Delete.
9438 (MULTILIB_DIRNAMES): Define.
9439 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9440 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9441 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9442 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9443 VXWORKS_OS_CPP_BUILTINS.
9444 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9445 (MIPS_DEBUGGING_INFO): Undefine.
9446 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9448 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9451 * fold-const.c (native_encode_real): Encode real.c provided longs
9452 as a series of 32-bit native integers.
9453 (native_interpret_real): Interpret buffer as a series of 32-bit
9456 2007-04-03 Richard Guenther <rguenther@suse.de>
9458 * genpreds.c (write_insn_constraint_len): Write function
9459 optimized for CONSTRAINT_LEN implementation.
9460 (write_tm_preds_h): Output insn_constraint_len inline and
9461 use it for CONSTRAINT_LEN.
9462 (write_insn_preds_c): Don't output insn_constraint_len.
9463 * doc/md.texi (define_register_constraint): Document multi-letter
9464 constraints shall have the same length if they start with the same
9467 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (isinf<mode>2): Expand only when
9471 TARGET_C99_FUNCTIONS is set.
9473 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9475 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9476 (x86_64-*-linux*): Ditto.
9477 * config/i386/i386.opt (mpc): New option.
9478 * config/i386/i386.c (overrride_options): Handle
9479 ix87_precision_string.
9480 * config/i386/crtprec.c: New file.
9481 * config/i386/t-crtpc: Ditto.
9482 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9484 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9485 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9486 crtprec32.o, crtprec64.o and crtprec80.o.
9488 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9490 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9492 2007-04-02 Eric Christopher <echristo@apple.com>
9494 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9495 limitations on darwin.
9497 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9500 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9502 2007-04-02 Dave Korn <dave.korn@artimi.com>
9504 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9506 2007-04-02 Dave Korn <dave.korn@artimi.com>
9508 * libgcc2.h (exception_descriptor): Don't forward-declare.
9509 (__get_eh_table_language, __get_eh_table_version): Delete
9510 prototypes of long-dead functions.
9512 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9514 * ebitmap.h: New file
9515 * ebitmap.c: New file
9516 * Makefile.in (ebitmap.o): New target.
9518 2007-04-01 Jan Hubicka <jh@suse.cz>
9520 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9521 before very first instruction.
9523 2007-04-01 Jan Hubicka <jh@suse.cz>
9525 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9526 waring on 64bit hosts.
9527 * bitmap.h: Fix typo in bitmap_head_def.
9529 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9531 PR rtl-optimization/31391
9532 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9533 into a DELETED_LABEL note, and the label is in an empty basic
9534 block, update BB_END as well as BB_HEAD.
9536 2007-04-01 Richard Henderson <rth@redhat.com>
9538 PR tree-optimization/31169
9539 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9540 to varying if the range is outside [0, prec-1].
9542 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9545 * config/mips/mips.md (load_const_gp): New insn.
9546 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9547 the MIPS16 GP pseudo register if no_new_pseudos.
9548 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9550 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9553 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9555 (call_value): Likewise.
9557 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9558 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9561 * doc/invoke.texi: (optimization options): Reword description
9562 of -ffast-math. Document its primary purpose.
9564 2007-03-31 Richard Guenther <rguenther@suse.de>
9566 * omp-low.c (splay-tree.h): Include.
9567 (lookup_decl): Replace splay-tree usage by pointer-map.
9568 (maybe_lookup_decl): Likewise.
9569 (new_omp_context): Likewise.
9570 (delete_omp_context): Likewise.
9571 * gimplify.c (splay-tree.h): Include.
9572 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9574 (remap_ssa_name): Likewise.
9575 (remap_decl): Likewise.
9576 (remap_type_1): Likewise.
9577 (remap_type): Likewise.
9578 (copy_body_r): Likewise.
9579 (expand_call_inline): Likewise.
9580 (clone_body): Likewise.
9581 (copy_tree_r): Likewise.
9582 (remap_save_expr): Likewise.
9583 (unsave_r): Likewise.
9584 (unsave_expr_now): Likewise.
9585 (tree_function_versioning): Likewise.
9586 (build_duplicate_type): Likewise.
9587 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9588 (struct copy_body_data): Replace splay-tree by pointer-map.
9589 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9590 not $(SPLAY_TREE_H).
9591 (gimplify.o): Depend on $(SPLAY_TREE_H).
9592 (omp-low.p): Likewise.
9594 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9596 * config/avr/predicates.md (even_register_operand,
9597 odd_register_operand): New predicates.
9598 * config/avr/avr.md (movw peephole2): New.
9599 (movw_r peephole2): New.
9601 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9603 * tree.h (get_signed_or_unsigned_type): New.
9604 * fold-const.c (operand_equal_for_comparison_p): Use
9605 get_signed_or_unsigned_type instead of
9606 lang_hooks.types.signed_or_unsigned_type.
9607 * expr.c (store_expr): Ditto.
9608 * langhooks.c (get_signed_or_unsigned_type): New.
9609 (lhd_signed_or_unsigned_type): New.
9610 * langhooks.h (lhd_signed_or_unsigned_type): New.
9611 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9613 2007-03-30 Richard Henderson <rth@redhat.com>
9615 * tree-ssa-loop-ivopts.c: Include target.h.
9616 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9617 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9618 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9619 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9621 2007-03-30 Richard Henderson <rth@redhat.com>
9622 Kai Tietz <kai.tietz@onevision.com>
9624 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9626 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9627 (TARGET_64BIT_MS_ABI): New.
9628 (DBX_REGISTER_NUMBER): Handle 64-bit.
9629 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9630 (LONG_TYPE_SIZE): Force to 32.
9631 (REG_PARM_STACK_SPACE): New.
9632 (OUTGOING_REG_PARM_STACK_SPACE): New.
9633 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9634 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9635 (STACK_BOUNDARY): Use 128 for 64-bit.
9636 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9637 Add 64-bit implementation.
9638 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9640 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9641 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9642 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9643 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9644 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9645 TARGET_64BIT_MS_ABI.
9646 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9647 (ix86_pass_by_reference): Likewise.
9648 (ix86_function_value_regno_p): Likewise.
9649 (ix86_build_builtin_va_list): Likewise.
9650 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9651 (function_arg_advance_ms_64): New.
9652 (function_arg_advance): Call it.
9653 (function_arg_ms_64): New.
9654 (function_arg): Call it.
9655 (function_value_ms_64): New.
9656 (ix86_function_value_1): Call it.
9657 (return_in_memory_ms_64): New.
9658 (ix86_return_in_memory): Call it.
9659 (setup_incoming_varargs_ms_64): New.
9660 (ix86_setup_incoming_varargs): Call it.
9661 (ix86_expand_prologue): Handle 64-bit stack probing.
9662 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9663 (output_pic_addr_const): Likewise.
9664 (x86_this_parameter): Likewise.
9665 (x86_output_mi_thunk): Likewise.
9666 (x86_function_profiler): Likewise.
9667 (TARGET_STRICT_ARGUMENT_NAMING): New.
9668 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9669 (TARGET_64BIT_MS_ABI): New.
9670 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9671 * config/i386/i386.md (allocate_stack_worker): Remove.
9672 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9673 describe the clobber of eax without a match_scratch.
9674 (allocate_stack_worker_postreload): Remove.
9675 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9676 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9677 (allocate_stack_worker_rex64_postreload): Remove.
9678 (allocate_stack): Handle 64-bit.
9679 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9680 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9681 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9682 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9683 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9684 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9685 * config.build (x86_64-*-mingw*): New host.
9686 * config.host (x86_64-*-mingw*): New host.
9687 * config.gcc (x86_64-*-mingw*): New target.
9688 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9690 2007-03-30 Richard Henderson <rth@redhat.com>
9691 Kai Tietz <kai.tietz@onevision.com>
9693 * c-pragma.c (struct def_pragma_macro_value): New.
9694 (struct def_pragma_macro): New.
9695 (pushed_macro_table): New.
9696 (dpm_hash, dpm_eq): New.
9697 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9698 (init_pragma): Install them.
9699 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9701 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9703 * config/avr/avr.c (avr_override_options): Clear
9704 'flag_delete_null_pointer_checks'.
9706 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9709 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9710 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9711 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9712 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9713 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9714 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9715 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9717 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9719 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9721 * regmove.c: Move all of pass_stack_adjustments from here...
9722 * combine-stack-adj.c: ...to this new file.
9723 * Makefile.in: Add rules for combine-stack-adj.o.
9725 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9727 PR tree-optimization/31383
9728 * tree-data-ref.c (affine_function_equal_p): Do not require the
9729 vectors to have the same length.
9731 2007-03-30 Jan Hubicka <jh@suse.cz>
9734 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9735 availablility; add more sanity checking; ask varpool only about
9738 2007-03-29 Richard Henderson <rth@redhat.com>
9740 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9741 to decide, but __SIZEOF_LONG_LONG__.
9743 2007-03-29 Richard Henderson <rth@redhat.com>
9745 * emutls.c (struct __emutls_array): New.
9746 (emutls_destroy): Use it instead of casting element 0 from void*.
9747 (__emutls_get_address): Likewise.
9749 2007-03-29 Richard Henderson <rth@redhat.com>
9751 * varasm.c (initializer_constant_valid_p): Don't deny
9752 DECL_DLLIMPORT_P on functions.
9754 * config/i386/cygming.h: Remove function declarations.
9755 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9756 (ASM_OUTPUT_LABELREF): Remove.
9757 (COMMON_ASM_OP): Remove.
9758 (ASM_OUTPUT_COMMON): Remove.
9759 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9760 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9761 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9762 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9763 Rename from TARGET_ENCODE_SECTION_INFO.
9764 * config/i386/netware.h: Likewise.
9765 * config/i386/i386-protos.h: Update.
9766 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9767 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9768 (legitimate_constant_p): Reject dllimports.
9769 (dllimport_map, get_dllimport_decl): New.
9770 (legitimize_dllimport_symbol): New.
9771 (legitimize_address, ix86_expand_move): Use it.
9772 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9773 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9774 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9775 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9776 * config/i386/predicates.md (constant_call_address_operand): Only
9777 accept symbols; reject dllimport_p symbols.
9778 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9779 i386_pe_maybe_record_exported_symbol.
9780 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9781 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9782 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9783 trust the setting of DECL_DLLIMPORT_P.
9784 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9785 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9786 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9787 tidy the argument scanning loop.
9788 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9789 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9790 (i386_pe_strip_name_encoding): Remove.
9791 (i386_pe_binds_local_p): New.
9792 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9793 (i386_pe_output_labelref): Remove.
9794 (i386_pe_asm_output_aligned_decl_common): New.
9795 (i386_pe_maybe_record_exported_symbol): Rename from
9796 i386_pe_record_exported_symbol; check for dllexported symbols.
9798 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9800 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9801 add comment explaining why vsnprintf cannot be used.
9803 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9805 PR tree-optimization/30666
9806 * tree.c (build_complex_type): When creating type names for DWARF2
9807 debug info, create TYPE_DECLs for TYPE_NAME instead of
9809 (build_common_tree_nodes_2): Use build_complex_type when building
9810 predefined complex types, to preserve canonical types.
9812 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9814 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9815 (noce_get_alt_condition): Look at it to determine whether to
9816 reverse the condition or not.
9817 (noce_get_condition): Substitute the truth for lies.
9818 (noce_find_if_block): Set the then_else_reversed field.
9820 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9822 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9823 destination of this insn.
9824 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9825 than calling gen_rtx_SET directly. Use r0 to hold the value of
9826 'address + 4' rather than a stack based temporary which can be
9829 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9831 * config/s390/s390.c (s390_secondary_input_reload_class,
9832 s390_secondary_output_reload_class): Functions removed.
9833 (s390_secondary_reload): New function.
9834 (TARGET_SECONDARY_RELOAD): Target macro defined.
9835 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9836 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9837 * config/s390/s390.md ("reload_outti", "reload_outdi",
9838 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9839 "reload_out<mode>"): Expanders removed.
9840 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9841 "reload<mode>_nonoffmem_out"): Expanders added.
9843 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9845 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9846 action if SRC->DEST replacement failed anyway.
9848 2007-03-28 Mike Stump <mrs@apple.com>
9850 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9851 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9852 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9854 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9856 * config.gcc: Accept barcelona as a variant of amdfam10.
9857 * config/i386/i386.c (override_options): Likewise.
9858 * doc/invoke.texi: Likewise.
9860 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9862 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9863 offsets for BIT_FIELD_REF and COMPONENT_REF.
9865 2007-03-28 Richard Guenther <rguenther@suse.de>
9867 * tree.c (is_global_var): Move ...
9868 * tree-flow-inline.h (is_global_var): ... here.
9869 * tree.h (is_global_var): Remove declaration.
9871 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9875 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9876 * config/i386/i386.c (ix86_tune_features): Initialize new
9878 * config/i386/predicates.md (promotable_binary_operator): Use
9879 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9881 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9884 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9886 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9888 * config/fr30/fr30.md (movsi_internal): Change destination
9889 constraint from m to V and add m to the end.
9891 2007-03-28 Christian Bruel <christian.bruel@st.com>
9893 * config/sh/sh.md (movsi_i): Fix type attribute.
9895 2007-03-28 Christian Bruel <christian.bruel@st.com>
9897 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9898 (movsf_ie): Likewise.
9900 2007-03-28 Christian Bruel <christian.bruel@st.com>
9902 * config.gcc: Add sh4-300 to multilib.
9903 * config/sh/t-mlib-sh4-300: New file.
9905 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9907 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9908 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9910 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9911 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9912 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9913 "fixuns_trunctddi2"): Whitespace fix.
9915 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9917 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9918 the definition of struct sh_args.
9919 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9920 CALL_COOKIE_INT_REG_GET): Likewise.
9922 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9924 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9925 transformations are applied successfully.
9927 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9929 * tree.c (tree_contains_struct): Permit 512 tree codes.
9930 * tree.h (tree_contains_struct): Ditto.
9931 (MAX_TREE_CODES): Ditto.
9932 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9933 SPARE member to store remaining padding bits.
9935 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9937 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9940 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9942 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9943 * configure: Regenerate.
9945 * configure: Regenerate using the correct version of autoconf.
9947 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9949 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9951 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9952 regs to "__SP_L__" and "__SP_H__".
9954 2007-03-27 Richard Guenther <rguenther@suse.de>
9956 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9957 computations with it with a HOST_WIDE_INT variable.
9959 2007-03-26 Mike Stump <mrs@apple.com>
9961 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9962 objective-c-header, objective-c++-header and objc++-cpp-output
9964 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9966 2007-03-26 Richard Henderson <rth@redhat.com>
9969 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9970 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9971 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9972 IX86_BUILTIN_PSRLQ128): New.
9973 (ix86_init_mmx_sse_builtins): Add them.
9974 (ix86_expand_builtin): Expand them.
9975 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9976 operand 2 be TImode.
9977 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9978 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9979 _mm_srli_epi64): Mark __B const.
9980 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9981 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9982 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9983 new two-vector shift builtins.
9985 2007-03-26 Ian Lance Taylor <iant@google.com>
9987 PR tree-optimization/31345
9988 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9989 [+INF, +INF(OVF)] into VARYING.
9991 2007-03-26 Zack Weinberg <zackw@panix.com>
9993 * gengtype-parse.c: New file.
9994 * gengtype-yacc.y: Delete.
9995 * gengtype-lex.l: Don't include gengtype-yacc.h.
9996 Define YY_DECL and yyterminate appropriately for recursive
9997 descent parser. yylval is now a string out-parameter to yylex.
9998 (HWS, EOID): New shorthand.
9999 (IWORD): Add a couple more types.
10000 (yylex): Add a setup stanza. Remove the complex rules for
10001 detecting GTY'ed types and typedefs; replace with simple
10002 keyword detectors. Adjust everything for the changed
10003 definition of yylval. Ignore all pp-directives, not just #define.
10005 (parse_file): Rename yybegin; do not call yyparse.
10007 * gengtype.c (xasprintf): Export again.
10008 (this_file): New. Use everywhere __FILE__ was being used.
10009 (get_lang_bitmap): Special case types defined in gengtype.c.
10010 (do_typedef, new_structure): Suppress definition of certain types.
10011 (new_structure): Improve diagnostics of duplicate definitions.
10012 Make sure location_s is associated with input.h.
10013 (nreverse_pairs, define_location_structures): New functions.
10014 (main): Improve tagging of kludge types. Remove old kludges
10015 for input.h types; use define_location_structures.
10016 * gengtype.h: Update prototypes. Define token codes here.
10017 * Makefile.in: Remove all references to gengtype-yacc.
10018 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10020 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10021 add GTY((skip)) to the field that's only conditionally there.
10022 * doc/install.texi: Document that Bison is no longer required
10023 unless building treelang.
10025 * gengtype.c: Don't include gtyp-gen.h.
10026 (srcdir): Declare here.
10027 (base_files, lang_dir_names): Allocate dynamically.
10028 (gt_files, num_gt_files, num_lang_dirs): New globals.
10029 (measure_input_list, read_input_line, read_input_list)
10030 (set_lang_bitmap): New functions.
10031 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10032 simplify, relying on read_input_list to set up the bitmaps.
10033 (main): Arguments are no longer unused. Check for correct number
10034 of command line arguments, set srcdir and srcdir_len, then call
10035 read_input_list, before doing anything else. No need to worry
10036 about duplicates in main loop.
10037 * configure.ac: Simplify the calculation of all_gtfiles.
10038 Put language tags in there. Don't set or substitute
10039 all_gtfiles_files_langs or all_gtfiles_files_frags.
10040 * Makefile.in: Revamp the way gengtype is invoked, now that it
10041 takes a file on its command line with a much simpler format.
10042 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10043 (GTFILES): Remove duplicates and C source files.
10044 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10045 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10046 * configure: Regenerate.
10048 * gengtype.h: Remove all type definitions to gengtype.c; leave
10049 only definitions of options_p, type_p, and pair_p as opaque
10050 pointers. Update prototypes.
10051 * gengtype.c: Many type definitions moved here from gengtype.h.
10052 Consolidate type definitions at the top of the file.
10053 (xvasprintf): Delete.
10054 (xasprintf): Make static.
10055 (create_nested_pointer_option): Add 'next' parameter.
10056 (create_field_all, create_field_at): New functions.
10057 (create_field): Now a thin wrapper around create_field_all.
10058 (create_optional_field): Rename create_optional_field_ and add
10059 line argument. Original name is now a macro which supplies
10061 (oprintf): Use vsnprintf directly.
10062 (close_output_files): Use fatal rather than perror/exit.
10063 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10064 (main): Set progname. Don't use exit.
10065 * gengtype-yacc.y (struct_fields): Use create_field_at.
10066 (option, optionseqopt): Delete.
10067 (optionseq): Consolidate productions from option here so we
10068 can use the first argument to create_option.
10070 * gengtype-lex.l: Distinguish unions from structures in the
10071 token type. Don't call find_structure; return the tag as a string.
10072 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10073 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10074 string. Reorganize typedef_struct production accordingly.
10075 Use create_nested_ptr_option.
10076 * gengtype.c (create_nested_ptr_option): New function.
10077 * gengtype.h: Declare it.
10079 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10080 (string_type): Don't declare.
10081 (do_scalar_typedef): Declare.
10082 (create_scalar_type): Update prototype.
10083 * gengtype.c (string_type): Make static.
10084 (scalar_nonchar, scalar_char): New.
10085 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10086 (resolve_typedef): Use scalar_nonchar for error recovery.
10087 (create_scalar_type): Remove name_len field. Return scalar_char
10088 or scalar_nonchar as appropriate.
10089 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10090 to use string_type.
10091 (throughout): Use scalar_nonchar instead of calling
10092 create_scalar_type, whenever possible.
10093 (main): Initialize scalar_char and scalar_nonchar before calling
10095 * gengtype-lex.l: Adjust for removal of second argument to
10096 create_scalar_type. Use yylval.s instead of yylval.t when
10098 * gengtype-yacc.y: Type of SCALAR is string. Call
10099 create_scalar_type from type:SCALAR rule. Adjust for removal of
10100 second argument to create_scalar_type.
10102 * vec.h: Remove all #if IN_GENGTYPE blocks.
10103 Add comment saying that changes may require adjustments to gengtype.
10104 * gengtype.c: Don't include coretypes.h or tm.h.
10105 Add comment to inclusion of errors.h.
10106 (note_def_vec, note_def_vec_alloc): New functions.
10107 * gengtype.h: Declare new functions.
10108 * gengtype-lex.l: Don't include coretypes.h.
10109 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10111 (update_lineno): Remove unnecessary prototype.
10112 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10113 (VEC rule): Just return VEC_TOKEN.
10114 * gengtype-yacc.y (VEC_TOKEN): New token type.
10115 (type): Add a production for VEC(a,b).
10116 * Makefile.in: Update dependencies.
10118 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10119 typedefs that use the old PARAMS macro.
10121 * gengtype-lex.l: Remove all rules and states relating to yacc
10123 * gengtype-yacc.y: Similarly.
10124 * gengtype.c (note_yacc_type): Delete function.
10125 * gengtype.h: Update prototypes.
10127 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10129 * tree-pretty-print.c (dump_generic_node): Report precision of
10130 unnamed integer types.
10132 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10134 * ifcvt.c (noce_try_store_flag_constants): Don't check
10135 no_new_pseudos here.
10136 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10137 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10138 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10139 noce_try_sign_mask): Likewise.
10140 (if_convert): Check no_new_pseudos here.
10142 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10144 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10145 (noce_get_condition): Handle new then_else_reversed argument.
10146 (noce_init_if_info): Remove, fold into noce_find_if_block.
10147 (noce_process_if_block): Take a struct noce_if_info as the
10148 argument. Don't set up one based on ce_if_info. Update pointer
10149 references accordingly.
10150 (cond_move_process_if_block): Likewise.
10151 (process_if_block): Removed.
10152 (find_if_block): Removed. Move functionality two new functions,
10153 noce_find_if_block and cond_exec_find_if_block.
10154 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10155 blocks and the symmetric IF-ELSE-JOIN case.
10156 (cond_exec_find_if_block): Also new function mostly based on old
10157 find_if_block and process_if_block.
10158 (find_if_header): Replace find_if_block call with separately
10159 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10160 (find_cond_trap): Update noce_get_condition call.
10161 (dead_or_predicable): Likewise.
10163 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10165 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10167 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10168 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10169 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10170 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10171 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10172 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10173 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10174 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10175 __builtin_ia32_psrad128 builtins.
10177 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10179 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10180 * config/i386/constraints.md
10181 (define_constraint "I"): Use IN_RANGE macro.
10182 (define_constraint "J"): Ditto.
10183 (define_constraint "K"): Ditto.
10184 (define_constraint "M"): Ditto.
10185 (define_constraint "N"): Ditto.
10186 (define_constraint "O"): Ditto.
10187 * config/i386/predicates.md
10188 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10189 (define_predicate "const_0_to_3_operand"): Ditto.
10190 (define_predicate "const_0_to_7_operand"): Ditto.
10191 (define_predicate "const_0_to_15_operand"): Ditto.
10192 (define_predicate "const_0_to_63_operand"): Ditto.
10193 (define_predicate "const_0_to_255_operand"): Ditto.
10194 (define_predicate "const_1_to_31_operand"): Ditto.
10195 (define_predicate "const_2_to_3_operand"): Ditto.
10196 (define_predicate "const_4_to_7_operand"): Ditto.
10198 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10200 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10201 in SImode for save_world.
10202 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10205 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10207 PR tree-optimization/30784
10208 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10211 2007-03-25 Revital Eres <eres@il.ibm.com>
10213 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10214 Fold movement_possibility function into it.
10216 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10218 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10219 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10220 (call_indirect_nonlocal_darwin64): Same.
10221 (call_nonlocal_darwin64): Same.
10222 (call_value_indirect_nonlocal_darwin64): Same.
10223 (call_value_nonlocal_darwin64): Same.
10224 (sibcall_nonlocal_darwin64): Same.
10225 (sibcall_value_nonlocal_darwin64): Same.
10226 (sibcall_symbolic_64): Same.
10227 (sibcall_value_symbolic_64): Same.
10228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10230 (rs6000_emit_load_toc_table): Same.
10231 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10232 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10234 (divss_call): Same.
10235 (divus_call): Same.
10236 (quoss_call): Same.
10237 (quous_call): Same.
10238 (load_toc_v4_pic_si): Same
10239 (load_toc_v4_PIC_1): Same.
10240 (load_toc_v4_PIC_1b): Same.
10241 (call_indirect_aix{32,64}): Same.
10242 (call_value_indirect_aix{32,64}): Same.
10244 (call_value): Same.
10245 (call_local{32,64}): Same.
10246 (call_value_local{32,64}): Same.
10247 (call_indirect_nonlocal_aix{32,64}): Same.
10248 (call_nonlocal_aix{32,64}): Same.
10249 (call_value_indirect_nonlocal_aix{32,64}): Same.
10250 (call_value_nonlocal_aix{32,64}): Same.
10251 (call_indirect_nonlocal_sysv<mode>): Same.
10252 (call_nonlocal_sysv<mode>): Same.
10253 (call_value_indirect_nonlocal_sysv<mode>): Same.
10254 (call_value_nonlocal_sysv<mode>): Same.
10256 (sibcall_local{32,64}): Same.
10257 (sibcall_value_local{32,64}): Same.
10258 (sibcall_nonlocal_aix{32,64}): Same.
10259 (sibcall_value_nonlocal_aix{32,64}): Same.
10260 (sibcall_nonlocal_sysv<mode>): Same.
10261 (sibcall_value): Same.
10262 (sibcall_value_nonlocal_sysv<mode>): Same.
10264 2007-03-24 Paul Brook <paul@codesourcery.com>
10266 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10267 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10269 2007-03-24 Richard Henderson <rth@redhat.com>
10271 * config/ia64/constraints.md: New file.
10272 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10273 satisfies_constraint_?.
10274 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10275 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10276 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10277 ia64_output_mi_thunk): Likewise.
10278 (ia64_const_ok_for_letter_p): Remove.
10279 (ia64_const_double_ok_for_letter_p): Remove.
10280 (ia64_extra_constraint): Remove.
10281 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10282 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10283 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10284 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10285 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10286 EXTRA_MEMORY_CONSTRAINT): Remove.
10287 * config/ia64/ia64.md: Include constriants.md. Replace
10288 CONST_OK_FOR_? with satisfies_constraint_?.
10290 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10291 H.J. Lu <hongjiu.lu@intel.com>
10293 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10295 (name macros): Use DPD_BID_NAME to convert names properly.
10297 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10298 decimal floating point format.
10299 (init_floating_libfuncs): Change decimal functions so that they
10300 have a "bid_" prefix if the decimal system uses the BID format,
10301 and "dpd_" prefix if the decimal system uses the DPD format.
10302 (init_interclass_conv_libfuncs): Ditto.
10303 (init_intraclass_conv_libfuncs): Ditto.
10305 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10306 using the BID format.
10308 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10309 whether we are using the BID decimal format.
10310 * configure: Regenerate.
10312 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10313 the compiler has decimal floating point enabled. Define
10314 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10317 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10318 using the BID format.
10320 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10321 whether we are using the BID decimal format.
10322 * configure: Regenerate.
10324 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10325 the compiler has decimal floating point enabled. Define
10326 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10329 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10330 options, and that it is enabled for i386/x86_64 systems.
10332 * Makefile.in (enable_decimal_float): New.
10334 (DECNUMINC): Add -I$(DECNUMFMT).
10335 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10336 to $(DECNUMFMT) from $(DECNUM).
10338 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10339 Substitute enable_decimal_float.
10340 * configure: Regenerated.
10343 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10346 * configure.ac: Enable decimal float for x86_64-*-linux*.
10347 * configure: Regenerated.
10350 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10351 decimal128ClearSign to flip and clear the sign bit in decimal128.
10352 (decimal_real_maxval): Set decimal128SetSign to set the sign
10355 2007-03-23 Ian Lance Taylor <iant@google.com>
10357 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10359 2007-03-23 Ian Lance Taylor <iant@google.com>
10361 * tree-dump.c (dump_files): Correct comment.
10363 2007-03-23 Ian Lance Taylor <iant@google.com>
10365 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10367 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10369 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10370 in cfglayout mode. Don't go into and out of cfglayout mode.
10371 Link the blocks in the order of the constructed traces.
10372 (rest_of_handle_tracer): Adjust call to tracer.
10373 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10374 Don't go into cfglayout mode.
10375 (rtl_loop_done): Don't go out of cfglayout mode.
10376 * cfglayout.c (relink_block_chain): New function, split out from...
10377 (fixup_reorder_chain): ...here. Remove redundant checking.
10378 (cfg_layout_finalize): Don't clear the header, footer, and aux
10379 fields here, move the code to do so to relink_block_chain. Likewise
10380 for free_original_copy_tables.
10381 * rtl.h (tracer): Update prototype.
10382 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10383 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10384 mode. Use relink_block_chain to serialize the CFG according to the
10385 new basic block order. Move targetm.cannot_modify_jumps_p check from
10387 (gate_handle_reorder_blocks): ...to here.
10388 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10390 (gate_duplicate_computed_gotos): ...to here.
10391 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10392 something always changes when going into and out of cfglayout mode.
10393 Perform an expensive cfg cleanup while going into cfglayout mode.
10394 Always update liveness information on HAVE_conditional_execution
10395 targets. Reserialize the basic blocks and go out of cfglayout mode.
10396 * reg-stack.c: Include cfglayout.h.
10397 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10398 the call to reorder_basic_blocks.
10399 * basic-block.h (reorder_basic_blocks): Update prototype.
10400 (relink_block_chain): New prototype.
10401 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10403 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10405 * config/mips/mips.md (type, hazard, *movdi_32bit,
10406 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10407 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10408 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10409 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10410 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10412 (movcc): Change first xfer to multi.
10413 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10414 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10415 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10416 config/mips/generic.md: Change reservations using "xfer" to use
10418 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10419 using match_operand.
10420 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10421 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10423 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10425 2007-03-22 Richard Henderson <rth@redhat.com>
10427 * config/i386/i386.c: Remove unnecessary function declarations.
10428 Move targetm definition, and all related macros, to the end of
10429 the file. Resort some functions to put definitions before uses.
10430 (ix86_attribute_table): Make static. Move to end of file.
10431 (ix86_gimplify_va_arg): Make static.
10433 2007-03-22 Richard Henderson <rth@redhat.com>
10435 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10436 don't increase local_regparm with force_align_arg_pointer check.
10437 (ix86_function_sseregparm): Assert 32-bit.
10438 (type_has_variadic_args_p): New.
10439 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10440 type_has_variadic_args_p.
10441 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10442 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10443 use memset instead. Do maybe_vaarg check first; skip attribute
10444 tests if true; skip attribute tests for 64-bit.
10445 (construct_container): Remove TARGET_DEBUG_ARG.
10446 (function_arg_advance_32, function_arg_advance_64): Split out ...
10447 (function_arg_advance): ... from here.
10448 (function_arg_32, function_arg_64): Split out ...
10449 (function_arg): ... from here.
10450 (ix86_pass_by_reference): Tidy.
10451 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10452 (function_value_32): New, from parts of ix86_function_value
10453 and ix86_value_regno.
10454 (function_value_64): New, from parts of ix86_function_value
10455 and ix86_libcall_value.
10456 (ix86_function_value_1): New.
10457 (ix86_function_value, ix86_libcall_value): Use it.
10458 (return_in_memory_32, return_in_memory_64): Split out ...
10459 (ix86_return_in_memory): ... from here.
10460 (ix86_struct_value_rtx): Skip for 64-bit.
10461 (ix86_libcall_value, ix86_value_regno): Remove.
10462 (setup_incoming_varargs_64): Split out ...
10463 (ix86_setup_incoming_varargs): ... from here.
10464 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10465 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10466 * config/i386/i386-protos.h (ix86_function_value): Remove.
10467 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10469 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10472 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10473 infinities not supported, otherwise emit warning if -Woverflow. On
10474 underflow, emit warning if -Woverflow.
10475 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10477 * real.h (real_from_string): Update declaration
10479 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10480 Richard Henderson <rth@redhat.com>
10482 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10483 * calls.c (compute_argument_block_size, expand_call,
10484 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10485 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10486 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10487 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10488 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10489 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10490 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10491 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10494 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10496 * c-incpath.c (add_sysroot_to_chain): New.
10497 (merge_include_chains): Add sysroot argument. Call
10498 add_sysroot_to_chain if sysrooted.
10499 (register_include_chains): Update call to merge_include_chains.
10500 * doc/cppopts.texi: Document use of '=' in include directory
10503 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10505 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10506 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10507 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10508 insn pattern using X87MODEF12 mode macro.
10510 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10512 * regmove.c (regmove_optimize): Use reg_mentioned_p
10513 instead of reg_overlap_mentioned_p for DST.
10515 2007-03-21 Mike Stump <mrs@apple.com>
10517 * c.opt: Fixup for Objective-C/C++.
10519 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10521 * explow.c (convert_memory_address): Fold memory reference when
10522 POINTERS_EXTEND_UNSIGNED < 0
10524 2007-03-21 Richard Henderson <rth@redhat.com>
10527 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10528 * config/i386/mmintrin.h (__m64): Likewise.
10529 * config/i386/xmmintrin.h (__m128): Likewise.
10531 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10533 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10534 (VXWORKS_OS_CPP_BUILTINS): Define.
10535 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10536 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10538 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10540 * rtl.h (constant_pool_reference_p): Delete.
10541 (find_constant_src): Declare.
10542 * rtlanal.c (find_constant_src): New function.
10543 * simplify-rtx.c (constant_pool_reference_p): Delete.
10544 * config/i386/i386.md: Use find_constant_src instead of
10545 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10547 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10549 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10550 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10552 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10554 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10555 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10556 (arm_elf_asm_constructor): Use it.
10557 (arm_elf_asm_destructor): New function.
10559 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10561 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10563 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10565 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10567 2007-03-19 Andrew Haley <aph@redhat.com>
10569 PR tree-optimization/31264
10570 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10571 VIEW_CONVERT_EXPRs.
10573 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10575 PR rtl-optimization/30907
10576 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10577 (fwprop_init): Always call loop_optimizer_initialize.
10578 (fwprop_done): Always call loop_optimizer_finalize.
10579 (fwprop): We always have loop info now.
10580 (gate_fwprop_addr): Remove.
10581 (pass_fwprop_addr): Use gate_fwprop as gate.
10583 PR rtl-optimization/30841
10584 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10585 df_chain_alloc): Call df_reorganize_refs unconditionally.
10586 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10587 refs_organized to refs_organized_size.
10588 (df_ref_create_structure): Use refs_organized_size instead of
10589 bitmap_size if refs had been organized, and keep refs_organized_size
10591 * df.h (struct df_ref_info): Change refs_organized to
10592 refs_organized_size.
10593 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10596 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10598 * except.c (output_function_exception_table): Do not reference the
10599 EH personality routine for functions that do not require an
10602 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10605 * c-typeck.c (convert_for_assignment): Call comptypes for
10606 RECORD_TYPE or UNION_TYPE.
10608 PR inline-asm/30505
10609 * reload1.c (reload): Do invalid ASM checking after
10610 cleanup_subreg_operands.
10612 2007-03-19 Jeff Law <law@redhat.com>
10614 * tree-cfg.c (find_taken_edge): Tighten conditions for
10615 optimizing computed gotos.
10617 2007-03-19 Michael Matz <matz@suse.de>
10619 * builtins.c (expand_builtin_sync_operation,
10620 expand_builtin_compare_and_swap,
10621 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10624 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10625 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10628 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10630 * doc/tm.texi: Add brackets around the return type of
10631 TARGET_SECONDARY_RELOAD.
10633 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10634 Richard Guenther <rguenther@suse.de>
10636 PR tree-optimization/31254
10637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10638 Use handled_component_p () where appropriate. Continue
10639 propagating into the rhs if we propagated into an INDIRECT_REF
10642 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10644 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10645 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10646 (xde, xdee): Mode attributes adjusted to support DFP modes.
10647 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10648 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10649 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10650 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10651 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10652 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10653 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10655 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10656 "movsf"): Insn definitions removed.
10657 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10658 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10659 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10661 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10662 "reload_in<mode>", "reload_out<mode>"): Expander added.
10663 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10666 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10668 * config/s390/s390.md: Only non-functional changes. Renamed
10669 FPR mode macro to BFP all over the file.
10671 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10673 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10674 (op_type attribute): RRF instruction type added.
10675 (fT0): New mode attribute.
10676 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10677 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10678 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10679 instruction no secondary memory is needed when moving DFmode values
10680 between GPRs and FPRs.
10682 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10684 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10685 inverted and documentation adjusted.
10686 ("mhard-dfp", "msoft-dfp"): New options.
10687 * config/s390/s390.c (s390_handle_arch_option): New architecture
10689 (override_options): Sanity checks for the new options added.
10690 * config.gcc: New architecture switch: z9-ec.
10691 * config/s390/s390.h (processor_flags): PF_DFP added.
10692 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10693 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10694 when the bit is NOT set so remove it from the defaults.
10696 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10698 * genemit.c (main): Print include statement for dfp.h.
10699 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10702 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10704 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10706 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10709 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10710 instead of PATTERN.
10712 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10714 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10715 attr_length_call, output_call, output_indirect_call): Cleanup
10716 formatting of targetm calls.
10718 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10720 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10722 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10724 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10725 reservation, bypass and anti-bypass descriptions for these
10726 instructions. Update move patterns.
10727 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10730 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10732 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10733 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10734 (get_initial_def_for_reduction): Likewise.
10736 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10738 Fix PR tree-optimization/29922
10739 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10740 (get_representative): Removed.
10741 (value_dies_in_block_x): Update for rvuse removal.
10742 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10743 (compute_antic_aux): Handle when PHI nodes appear in
10744 non-single-successors.
10745 (dump_bitmap_of_names): Removed.
10746 (compute_antic_safe): Renamed and removed rvuse calculation.
10747 Calculate only antic safe.
10748 (insert_into_preds_of_block): Remove assert.
10749 (execute_pre): Update for renamed functions.
10750 (defer_or_phi_translate_block): New function.
10752 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10754 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10755 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10757 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10758 Follow spelling conventions.
10760 * tree-data-ref.h: Remove the prototype for analyze_array.
10762 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10764 PR tree-optimization/31041
10765 * tree-vect-transform.c (get_initial_def_for_induction): Call
10766 force_gimple_operand.
10768 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10770 * ipa-type-escape.c (look_for_casts) : Revert code to use
10771 handled_component_p due to ada test a-numaux.adb.
10773 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10775 * final.c (final_scan_insn): Alter the condition of a
10776 conditional trap if we have nonstandard CC.
10778 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10780 * configure.ac: Remove excess quoting from asm line 0 test.
10781 * configure: Rebuilt.
10783 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10785 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10786 * c-common.c (convert_and_check): Move warning logic to...
10787 (warnings_for_convert_and_check): ...here. Define.
10788 * c-common.h (warnings_for_convert_and_check): Declare.
10790 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10792 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10793 (output_call): Likewise.
10795 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10797 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10799 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10801 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10803 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10805 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10806 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10808 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10810 PR tree-optimization/31183
10811 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10812 Use double_int instead of unsigned int for representing access_strides.
10813 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10815 2007-03-16 Richard Guenther <rguenther@suse.de>
10817 PR tree-optimization/31146
10818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10819 to allow recursion of forward_propagate_addr_expr.
10820 (forward_propagate_addr_into_variable_array_index): Likewise.
10821 (forward_propagate_addr_expr): Likewise.
10822 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10823 (forward_propagate_addr_expr_1): Recurse on simple copies
10824 instead of propagating into them. Do so for useless conversions
10826 (forward_propagate_addr_expr): Clean up unused statements after
10829 2007-03-16 Richard Guenther <rguenther@suse.de>
10831 * builtins.c (expand_builtin_cexpi): Use the right argument
10832 for the expansion via cexp.
10834 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10836 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10837 * configure: Rebuilt.
10839 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10842 * dwarf2out.c (force_type_die): Adjust comment.
10843 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10845 2007-03-15 DJ Delorie <dj@redhat.com>
10847 * config/frv/predicates.md (minmax_operator): Don't check operands
10850 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10852 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10853 Update constant estimates of number of iterations.
10854 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10855 argument renamed to "realistic".
10856 (compute_estimated_nb_iterations): Removed.
10857 (record_niter_bound): New function.
10858 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10859 call record_nonwrapping_iv with upper = false.
10860 (infer_loop_bounds_from_signedness): Pass upper argument to
10861 record_nonwrapping_iv.
10862 (estimate_numbers_of_iterations_loop): Do not call
10863 compute_estimated_nb_iterations. Record estimate based on profile
10864 information. Initialize the constant estimates of number of
10866 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10868 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10869 number of iterations is too small.
10870 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10871 (EST_NOT_AVAILABLE): Removed.
10872 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10873 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10876 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10878 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10879 Handle NE_EXPR guards.
10881 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10884 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10885 Set also -pedantic-errors by default for the preprocessor unless
10886 -fpermissive is given.
10888 2007-03-15 Richard Guenther <rguenther@suse.de>
10890 PR middle-end/29719
10891 PR middle-end/31161
10892 * builtins.c (expand_builtin_cexpi): As a fallback if we
10893 don't have builtins for sincos or cexp create a function
10894 declaration for cexp and expand to a call to that.
10895 (expand_builtin_int_roundingfn): Always fall
10896 back to floor/ceil and its variants even if they may be
10899 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10901 PR middle-end/31159
10902 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10903 jump tables, move the call to delete_dead_jumptables from here...
10904 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10905 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10906 don't allow merging of blocks that try_redirect_by_replacing_jump
10907 also does not handle when not optimizing.
10909 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10910 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10912 * config/i386/i386.md (x86_sahf_1): Correctly handle
10915 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10919 x86_64_general_operand as operand[2] predicate. Remove "iF"
10920 from operand constraints and use "e" constraint instead.
10921 (*subti3_1, *subti3_1 splitter): Ditto.
10922 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10923 operand[1] predicate.
10925 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10927 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10928 arrays, multiply the access strides by the size of the sub-array.
10929 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10931 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10933 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10934 the configured assembler supports the sahf mnemonic.
10935 * configure: Regenerate.
10936 * config.in: Regenerate.
10938 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10939 emit "sahf" or ".byte\t0x9e" as asm template.
10941 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10944 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10945 option to replace hard coded TARGET_xxx in md file.
10946 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10947 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10948 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10949 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10950 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10951 (X86_TUNE_NOT_VECTORMODE): Ditto.
10952 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10953 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10954 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10955 (TUNE_SLOW_IMUL_IMM8): Ditto.
10956 (TUNE_MOVE_M1_VIA_OR): Ditto.
10957 (TUNE_NOT_UNPAIRABLE): Ditto.
10958 (TUNE_NOT_VECTORMODE): Ditto.
10960 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10963 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10964 tuning options instead of hard coded TARGET_xxx.
10965 (fix ssemode peephole2's): Ditto.
10966 (imul peephole2's): Ditto.
10968 (movdi_or_rex64): Ditto.
10969 (move peephole2): Ditto.
10970 (not peephole2's): Ditto.
10972 2007-03-14 Dirk Mueller <dmueller@suse.de>
10974 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10975 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10976 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10978 * c-parser.c (c_parser_do_statement): Warn about empty body in
10979 do/while statement.
10980 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10981 * doc/invoke.texi (-Wempty-body): Update documentation.
10983 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10986 * c-common.h (warn_for_div_by_zero): Declare.
10987 * c-common.c (warn_for_div_by_zero): Define.
10988 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10991 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10993 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10994 to PREFIX and STANDARD_PREFIX.
10996 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10997 Phil Edwards <phil@codesourcery.com>
10999 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11000 (__gthread_once_t): Remove busy field for RTPs.
11001 (__GTHREAD_ONCE_INIT): Update accordingly.
11003 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11005 * doc/invoke.texi: Document VxWorks options.
11007 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11009 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11011 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11013 PR tree-optimization/30590
11014 * tree-nrv.c (tree_nrv): Check for the partial update of the
11017 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11019 * flags.h (flag_random_seed): Remove declaration, in favor of...
11020 * toplev.h (get_random_seed, set_random_seed): ... these.
11021 * tree.c (get_file_function_name): Use the former.
11022 * opts.c (common_handle_option): Use the latter.
11025 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11027 PR middle-end/31127
11028 * cse.c (cse_find_path): Do not bail out if a basic block that
11029 we already visited now becomes part of a path that starts at a
11030 different basic block. Just disallow this, to make sure we
11031 visit each basic block at most once.
11033 2007-03-13 Jan Hubicka <jh@suse.cz>
11035 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11036 attributes, when profile esitmate is present, calls with very low
11037 frequency are cold.
11039 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11041 PR tree-optimization/30730
11042 PR tree-optimization/26900
11043 * tree-ssa-loop-niter.c: Include gmp.h.
11044 (bounds): New type.
11045 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11046 split_to_var_and_offset, determine_value_range,
11047 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11048 bound_difference, bounds_add, bounds_negate,
11049 number_of_iterations_ne_max, dump_affine_iv): New functions.
11050 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11051 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11052 difference of initial and final value of control iv to validate
11054 (number_of_iterations_cond): Add loop parameter. Determine bounds
11055 on the difference of the extremes of the control iv. Add dumps.
11056 (expand_simple_operations): Handle phi nodes.
11057 (simplify_using_initial_conditions): Do not record used conditions.
11058 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11059 Do not set additional_info.
11060 (implies_nonnegative_p, implies_ge_p): Removed.
11061 (derive_constant_upper_bound): Do not use parameter `additional'.
11062 (record_estimate): Parameter `additional' removed. Parameter
11063 `i_bound' added. Do not call derive_constant_upper_bound.
11064 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11065 bound the number of iterations estimate.
11066 (estimate_numbers_of_iterations_loop): Pass the estimate from
11067 the number of iterations analysis to record_estimate.
11068 * tree.h (multiple_of_p): Declare.
11069 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11070 (scev_const_prop): Do not check expression_expensive_p.
11071 * fold-const.c (multiple_of_p): Exported.
11072 * double-int.c (double_int_mask): Exported.
11073 * double-int.h (double_int_mask): Declare.
11074 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11075 field. Added max field.
11077 2007-03-13 David Taylor <taylor@candd.org>
11080 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11083 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11086 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11087 two unamed patterns.
11089 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11091 * config/i386/i386.opt (mcx16, msahf): New options.
11092 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11093 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11095 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11096 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11097 Output -mcx16 and -msahf options when corresponding bit is set.
11099 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11100 and -msahf options.
11102 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11104 * configure.ac: Test for assembler tolerance to # 0 "".
11105 * configure, config.in: Rebuilt.
11106 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11108 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11110 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11112 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11113 (handle_syscall): Handle direct system calls.
11114 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11116 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11118 * doc/invoke.texi: Fix cpp.info cross-reference.
11119 * doc/passes.texi: Fix gcc.info cross-reference.
11121 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11123 PR tree-optimization/30835
11124 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11125 bb_for_stmt is not NULL before accessing it.
11127 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11129 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11132 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11135 * doc/install.texi: Document --enable-stage1-languages
11137 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11139 * tree-pass.h (pass_into_cfg_layout_mode,
11140 pass_outof_cfg_layout_mode): Declare.
11141 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11142 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11143 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11144 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11146 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11148 * c-decl.c (warn_variable_length_array): New function.
11149 Refactored from grokdeclarator to handle warn_vla
11150 and handle unnamed array case.
11151 (grokdeclarator): Refactored VLA warning case.
11152 * c.opt (Wvla): New flag.
11153 * doc/invoke.texi (Wvla): New warning.
11155 2007-03-12 Richard Henderson <rth@redhat.com>
11157 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11158 (TARGET_SECTION_TYPE_FLAGS): New.
11160 2007-03-12 Richard Henderson <rth@redhat.com>
11162 * config/darwin.c (machopic_reloc_rw_mask): New.
11163 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11164 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11166 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11168 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11169 * cppdefault.h (cpp_PREFIX): Document.
11170 (cpp_PREFIX_len): Likewise.
11171 (cpp_EXEC_PREFIX): New variable.
11172 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11173 * c-incpath.c (add_standard_paths): Correct logic for relocating
11174 paths within prefix.
11176 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11178 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11179 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11181 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11182 fix_truncdfdi_sse using SSEMODEF mode macro.
11183 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11184 fix_truncdfsi_sse using SSEMODEF mode macro.
11185 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11186 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11188 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11190 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11191 elfos.h to tm_file.
11193 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11195 * tree.h : Add multiple_of_p declaration.
11196 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11197 * ipa-type-escape.c (results_of_malloc): Redundant.
11198 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11199 (cast_type): Extended with new members.
11200 (check_cast): Returns cast_type.
11201 (cast): New structure for data of walk_use_def_chains.
11202 (is_malloc_result, is_cast_from_non_pointer_1,
11203 is_cast_from_non_pointer,
11204 is_array_access_through_pointer_and_index): New functions.
11205 (look_for_casts): Returns cast types.
11206 (check_call): Returns void.
11207 (okay_pointer_operation): Use support of pointer plus index,
11208 pointer plus constant and allow all multiplications.
11210 2007-03-11 Richard Guenther <rguenther@suse.de>
11212 PR tree-optimization/31115
11213 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11214 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11215 A shift count of zero is not special as with *_DIV_EXPR.
11216 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11219 2007-03-11 Ian Lance Taylor <iant@google.com>
11221 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11222 the *_DIV_EXPR codes correctly with overflow infinities.
11224 2007-03-11 Ira Rosen <irar@il.ibm.com>
11226 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11227 indicate success/failure of the analysis. Add negation to subtrahend
11228 in case of subtraction. Fail if both operands contain constants.
11229 (create_data_ref): Fail if analyze_offset fails.
11231 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11233 * config/i386/i386.md (frndintxf2): Rename to ...
11234 (rintxf2): ... this. Remove expander having same name.
11235 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11236 (roundsf2, rounddf2): Ditto.
11237 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11238 (lround<mode>di2, lround<mode>si2): Ditto.
11240 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11242 * lower-subreg.c: Include except.h.
11243 (decompose_multiword_subregs): Verify that the only control flow
11244 insns we can split are loads to multi-words pseudos.
11245 Handle breaking such blocks after splitting, instead of calling
11246 find_many_sub_basic_blocks.
11248 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11249 on the new basic block. Add a lengthy comment explaining why we
11250 thought this was necessary.
11251 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11253 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11256 * tree.c (walk_type_fields): Recurse into the element type of
11257 ARRAY_TYPEs if there is a pointer set.
11259 2007-03-10 Dirk Mueller <dmueller@suse.de>
11261 * c-common.c (warn_logical_operator): Fix condition.
11263 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11265 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11267 * config/darwin.c (machopic_select_section): Remove superfluous
11268 argument in call to categorize_decl_for_section. Remove unused
11271 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11273 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11275 * configure: Regenerate.
11277 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11280 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11281 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11282 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11283 Add LABEL_NUSES to emitted label.
11284 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11285 branch probability value to emitted jump insn.
11286 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11287 Do not check life information and do not re-arrange input operands
11288 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11290 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11292 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11293 the change of decode_asm_operands.
11295 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11297 * mode-switching.c (create_pre_exit): Skip blockage insn.
11299 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11301 * tree-pass.h (TODO_update_smt_usage): Remove.
11303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11307 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11309 * pa.c (attr_length_call): Revise condition for long
11310 pc-relative branch.
11311 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11312 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11313 sequence on SOM target.
11315 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11317 * gcc.c: Document %{, in big comment at top.
11318 (input_suffix_matches): Remove special handling for .s and
11320 (input_spec_matches): New.
11321 (handle_braces): Handle %{,.
11322 (validate_switches): ',' indicates a value which is not a switch.
11323 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11324 to detect assembler input.
11325 * config/i386/sol2.h (CPP_SPEC): Likewise.
11326 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11327 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11328 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11329 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11330 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11331 -m64 causes deployment target to default to 10.5.
11332 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11334 2007-03-09 Richard Henderson <rth@redhat.com>
11337 * target.h (targetm.asm.out.reloc_rw_mask): New.
11338 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11339 (TARGET_ASM_OUT): Use it.
11340 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11341 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11342 use the new reloc_rw_mask target hook instead.
11343 (default_section_type_flags_1): Merge into...
11344 (default_section_type_flags): ... here.
11345 (decl_readonly_section_1): Merge into...
11346 (decl_readonly_section): ... here.
11347 (default_elf_select_section_1): Merge into...
11348 (default_elf_select_section): ... here.
11349 (default_unique_section_1): Merge into...
11350 (default_unique_section): ... here.
11351 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11352 (default_select_rtx_section): Use it.
11353 (default_elf_select_rtx_section): Likewise.
11354 * output.h: Update to match.
11355 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11356 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11357 (TARGET_ASM_RELOC_RW_MASK): New.
11358 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11359 to categorize_decl_for_section.
11360 (x86_64_elf_unique_section): Likewise.
11361 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11362 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11363 (TARGET_ASM_RELOC_RW_MASK): New.
11364 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11365 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11366 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11367 (TARGET_RWRELOC): Remove.
11368 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11369 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11370 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11371 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11372 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11373 (rs6000_xcoff_select_section): Use decl_readonly_section.
11374 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11375 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11376 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11377 (TARGET_SECTION_TYPE_FLAGS): Remove.
11378 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11380 2007-03-09 Roger Sayle <roger@eyesopen.com>
11382 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11383 complex constant equality/inequality comparisons for here.
11384 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11385 known at compile-time or can be simplified to a scalar comparison.
11386 (fold_relational_const): Move compile-time evaluation of complex
11387 constant equality/inequality comparisons to here.
11389 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11391 PR rtl-optimization/30643
11392 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11394 (fold_rtx): Recurse, like before 2006-11-03.
11396 2007-03-09 DJ Delorie <dj@redhat.com>
11398 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11401 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11403 PR tree-optimization/30375
11404 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11405 LHS of statements is not the same.
11406 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11408 2007-03-09 Chao-ying Fu <fu@mips.com>
11410 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11412 * doc/invoke.texi (-mdspr2): Document new option.
11413 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11414 New unspec for DSP REV 2.
11415 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11416 these instructions are extended in DSP REV 2.
11417 (mips-dspr2.md): Include.
11418 * config/mips/mips.opt (mdspr2): New option.
11419 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11420 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11421 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11422 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11423 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11424 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11425 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11427 (bdesc_map): Add one field of unsupported_target_flags.
11428 (bdesc_arrays): Update entries to have extra fields. Add
11430 (mips_init_builtins): Initialize new function types.
11431 Check unsupported_target_fileds to filter out builtins.
11432 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11434 (ASM_SPEC): Pass mdspr2 to the assembler.
11435 * config/mips/mips-dspr2.md: New file.
11437 2007-03-09 Sa Liu <saliu@de.ibm.com>
11439 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11441 2007-03-09 Ian Lance Taylor <iant@google.com>
11443 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11444 argument) like -Wstrict-overflow=2.
11445 * doc/invoke.texi (Warning Options): Update documentation.
11447 2007-03-09 Dirk Mueller <dmueller@suse.de>
11450 * doc/invoke.texi (-Wlogical-op): Document.
11451 * common.opt (-Wlogical-op): New.
11452 * c-common.h (warn_logical_operator): Declare.
11453 * c-common.c (warn_logical_operator): Define.
11454 * c-typeck.c (parser_build_binary_op): Call
11455 warn_logical_operator.
11457 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11459 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11460 * final.c (final_scan_insn): Test for non-"" file name.
11462 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11464 * doc/loop.texi: Document the Omega linear constraints solver.
11465 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11466 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11467 omega-hash-table-size, omega-max-keys, and
11468 omega-eliminate-redundant-constraints.
11469 * tree-pass.h (pass_check_data_deps): Declared.
11472 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11473 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11474 pass_check_data_deps): New.
11475 * tree-data-ref.c (init_data_ref): Remove declaration.
11476 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11477 (analyze_array): Renamed init_array_ref, move up initializations.
11478 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11479 Removed arguments that are set to NULL.
11480 (analyze_indirect_ref): Correct indentation, correct call to
11482 (object_analysis): Call init_array_ref instead of analyze_array.
11483 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11484 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11485 of DR_ACCESS_FNS_ADDR.
11486 (init_omega_eq_with_af, omega_extract_distance_vectors,
11487 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11488 ddr_consistent_p): New.
11489 (compute_affine_dependence): Check consistency of ddrs when
11490 flag_check_data_deps is passed.
11491 (analyze_all_data_dependences): Uncomment.
11492 (tree_check_data_deps): New.
11493 * tree-data-ref.h: Include omega.h.
11494 (DR_ACCESS_FNS_ADDR): Removed.
11495 (data_dependence_relation): Add inner_loop.
11496 (DDR_INNER_LOOP): New.
11497 * common.opt (fcheck-data-deps): New.
11498 * tree-flow.h (tree_check_data_deps): Declare.
11499 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11500 (OBJS-common): Depend on omega.o.
11502 * passes.c (pass_check_data_deps): Scheduled.
11503 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11504 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11505 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11506 PARAM_VECT_MAX_VERSION_CHECKS,
11507 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11509 2007-03-09 Richard Guenther <rguenther@suse.de>
11511 PR tree-optimization/30904
11512 PR middle-end/31058
11513 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11514 the same way as *_DIV_EXPR.
11516 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11518 * recog.c (decode_asm_operands): No mixed declarations and code.
11520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11522 * rtl.def (ASM_INPUT): Add location.
11523 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11524 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11525 (decode_asm_operands): Add loc operand.
11526 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11527 * stmt.c (expand_asm): Rename to...
11528 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11529 gen_rtx_ASM_INPUT_loc.
11530 (expand_asm_expr): Adjust.
11531 * recog.c (decode_asm_operands): Add loc operand.
11532 (check_asm_operands, extract_insn): Adjust.
11533 * reload1.c (maybe_fix_stack_asms): Likewise.
11534 * final.c (asm_insn_count): Likewise.
11535 (final_scan_insn): Output # line before and after asm.
11537 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11539 * tree-ssa-structalias.c (variable_info): Remove
11541 (new_var_info): Ditto.
11542 (shared_bitmap_info_t): New structure.
11543 (shared_bitmap_table): New variable.
11544 (shared_bitmap_hash): New function.
11545 (shared_bitmap_eq): Ditto
11546 (shared_bitmap_lookup): Ditto.
11547 (shared_bitmap_add): Ditto.
11548 (merge_smts_into): Change to take bitmap directly.
11549 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11550 (init_alias_vars): Init shared bitmap hashtable.
11551 (delete_points_to_sets): Delete shared bitmap hashtable.
11552 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11553 is_aliased removal as a change that was still necessary was
11556 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/i386.h (override_options): Conditionally disable
11559 x86_sahf for 64bit targets only.
11561 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11564 * c-decl.c (merge_decls): Don't call make_var_volatile.
11565 * varasm.c (make_var_volatile): Remove.
11566 * output.h (make_var_volatile): Remove.
11568 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11570 PR tree-optimization/31085
11571 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11573 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11575 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11576 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11577 ATTR_CONST_NOTHROW_LIST.
11579 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11582 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11584 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11586 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11589 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11591 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11592 passed, use shared libgcc.
11594 2007-03-08 Roger Sayle <roger@eyesopen.com>
11596 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11597 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11598 (honor_protect_cleanup_actions, lower_try_finally_switch):
11600 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11601 ifc_temp_var): Likewise.
11602 * tree-inline.c (setup_one_parameter): Likewise.
11603 * tree-mudflap.c (mf_decl_cache_locals,
11604 mf_build_check_statement_for): Likewise.
11605 * tree-nested.c (init_tmp_var, save_tmp_var,
11606 finalize_nesting_tree_1): Likewise.
11607 * tree-outof-ssa.c (insert_copy_on_edge,
11608 insert_backedge_copies): Likewise.
11609 * tree-profile.c (tree_gen_edge_profiler,
11610 tree_gen_ic_profiler): Likewise.
11611 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11612 * tree-sra.c (sra_build_assignment): Likewise.
11613 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11614 * tree-ssa-math-opts.c (insert_reciprocals,
11615 execute_cse_sincos_1): Likewise.
11616 * tree-tailcall.c (adjust_accumulator_values,
11617 adjust_return_value): Likewise.
11618 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11619 * tree-vect-transform.c (vect_create_data_ref_ptr,
11620 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11621 vect_create_epilog_for_reduction, vectorizable_reduction,
11622 vectorizable_call, vectorizable_conversion,
11623 vectorizable_assignment, vectorizable_operation,
11624 vectorizable_type_demotion, vect_gen_widened_results_half,
11625 vect_permute_store_chain, vectorizable_store,
11626 vect_setup_realignment, vect_permute_load_chain,
11627 vectorizable_load, vectorizable_condition,
11628 vect_create_cond_for_align_checks): Likewise.
11629 * tree-vrp.c (build_assert_expr_for): Likewise.
11631 2007-03-08 Ian Lance Taylor <iant@google.com>
11633 * tree-vrp.c: Include "intl.h".
11634 (usable_range_p): New static function.
11635 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11636 overflowed values, juts set *strict_overflow_p.
11637 (compare_values): Only return -2 if one of the operands is not a
11639 (compare_ranges): Call usable_range_p.
11640 (compare_range_with_value): Likewise.
11641 (vrp_evaluate_conditional_warnv): Rename from
11642 vrp_evaluate_conditional. Make static. Change all callers.
11643 (vrp_evaluate_conditional): New function.
11644 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11645 on signed overflow.
11646 (simplify_abs_using_ranges): Likewise.
11647 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11648 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11649 within_stmt parameter.
11650 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11651 vrp_evaluate_conditional.
11652 * tree-ssa-threadedge.c
11653 (record_temporary_equivalences_from_stmts_at_dest): Change
11654 simplify parameter to take a second tree parameter.
11655 (simplify_control_stmt_condition): Likewise.
11656 (thread_across_edge): Likewise.
11657 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11658 (thread_across_edge): Likewise.
11659 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11661 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/i386.h (TARGET_SAHF): New define.
11664 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11665 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11666 (x86_sahf): New global variable.
11667 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11668 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11669 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11670 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11672 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11673 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11674 when expanding fcomi/sahf based tests.
11675 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11676 expanding sahf based alternative. Emit sahf based sequence when
11677 optimizing for code size.
11678 * config/i386/i386.md (x86_sahf_1): Do not disable for
11679 TARGET_64BIT, enable for TARGET_SAHF.
11681 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11683 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11684 spurious whitespace from error message.
11686 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11689 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11691 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11693 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11695 * tree-sra.c (instantiate_element): Propagate disabled warnings
11696 from the element itself to the created variable.
11698 2007-03-07 Richard Henderson <rth@redhat.com>
11701 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11702 silently fix up the stack in the case of a missing register.
11704 2007-03-07 Paul Brook <paul@codesourcery.com>
11706 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11708 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11710 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11712 (phase1_vrs): Use them.
11713 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11714 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11715 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11716 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11717 __gnu_Unwind_Restore_WMMXC if required.
11718 (_Unwind_VRS_Pop): Implement iWMMXt support.
11719 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11720 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11721 gnu_Unwind_Save_WMMXC): Define.
11723 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11725 * config/vxworks.h (vxworks_override_options): Declare.
11726 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11727 * config/vxworks.c: Include target.h and toplev.h.
11728 (vxworks_override_options): New function.
11729 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11731 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11733 * config/s390/s390.c (override_options): Don't emit an error when
11734 -mstack-size is used without providing -mstack-guard.
11735 (s390_emit_prologue): Choose stack_guard value automatically if not
11736 provided via command line.
11737 * doc/invoke.texi: Adjust description of -mstack-guard and
11740 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11742 * config/i386/i386.c (output_set_got): Add a GOT initialization
11743 sequence for VxWorks PIC.
11744 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11745 around labels as well as symbols. Use gotoff_operand instead
11746 of local_symbolic_operand.
11747 (legitimize_pic_address): Use gotoff_operand instead of
11748 local_symbolic_operand. Use @GOT accesses for labels as
11750 (ix86_output_addr_diff_elt): Use PC-relative rather than
11751 GP-relative offsets for VxWorks PIC.
11752 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11753 no_new_pseudos. Check whether the returned register is op0.
11754 * config/i386/i386.md (tablejump): Use PC-relative rather than
11755 GP-relative offsets for VxWorks PIC.
11756 * config/i386/predicates.md (gotoff_operand): New predicate.
11758 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11760 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11762 * config/vxworks-dummy.h: New file.
11763 * config/i386/i386.h: Include it.
11765 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11767 * dwarf2out.c (is_inlined_entry_point): New
11768 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11769 DW_AT_ranges if the first subblock is the entry point.
11771 2007-03-06 David Daney <ddaney@avtrex.com>
11773 * doc/install.texi (mips-*-*): Change recommended binutils
11776 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11778 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11779 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11781 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11782 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11784 2007-03-06 Jan Hubicka <jh@suse.cz>
11786 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11787 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11789 (probably_cold_bb_p): Cold functions are cold.
11790 (probably_never_executed_bb_p): Cold functions are cold.
11791 (tree_bb_level_predictions): Predict calls to cold functions as not
11793 (compute_function_frequency): Check hot/cold attributes.
11794 * function.h (function_frequency): Update comments.
11795 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11796 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11797 (c_common_att): Add cold and hot.
11799 * doc/extend.texi (hot,cold attributes): Document.
11801 2007-03-06 Andrew Haley <aph@redhat.com>
11803 * function.c (expand_function_end): Move blockage to just after we
11804 emit the label for the naked return from the function.
11806 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11808 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11811 2007-03-06 Jan Hubicka <jh@suse.cz>
11813 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11814 loaded for constant large models. Non-large 64bit PIC can do.
11815 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11816 * cmodel.h: Add LARGE PIC.
11817 * i386.md (UNSPEC_PLTOFF): New.
11818 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11820 (*call_1_rex64): Disable for large models.
11821 (*call_1_rex64_large): New.
11822 (*call_value_1_rex64): Disable for large models.
11823 (*call_value_1_rex64_large): New.
11824 (set_rip_rex4): New.
11825 (set_got_offset_rex64): New.
11826 * predicates.md (constant_call_address_operand): For large model
11827 constant calls are not possible.
11828 * i386-protos.h (construct_plt_address): Declare.
11829 * i386.c (override_options): Accept large models.
11830 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11831 (legitimate_constant_p): Add new UNSPECs.
11832 (legitimate_pic_operand_p): Likewise.
11833 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11834 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11836 (output_pic_addr_const): Add PLTOFF.
11837 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11838 (ix86_expand_move): Legitimize pic address when in PIC mode.
11839 (construct_plt_address): New function.
11840 (ix86_expand_call): Offload the address to register and use GOT
11841 pointer for large model.
11842 * invoke.texi (mcmodel=large): Update documentation.
11844 2007-03-06 Richard Henderson <rth@redhat.com>
11846 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11847 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11848 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11849 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11850 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11851 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11852 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11853 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11854 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11855 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11856 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11857 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11858 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11859 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11860 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11861 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11862 x86_schedule, x86_use_bt, x86_pad_returns,
11863 x86_use_xchgb): Merge into ...
11864 (ix86_tune_features): ... here. New array.
11865 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11866 x86_bswap): Merge into ...
11867 (ix86_arch_features): ... here. New array.
11868 (x86_3dnow_a): Remove.
11869 (x86_accumulate_outgoing_args): Make static.
11870 (x86_arch_always_fancy_math_387): Make static.
11871 (ix86_tune_mask, ix86_arch_mask): Move ...
11872 (override_options): ... to local variables here. Apply the
11873 appropriate mask to each element of ix86_arch_features and
11874 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11875 as were done in the old macros.
11876 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11877 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11878 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11879 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11880 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11881 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11882 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11883 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11884 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11885 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11886 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11887 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11888 x86_accumulate_outgoing_args, x86_prologue_using_move,
11889 x86_epilogue_using_move, x86_decompose_lea,
11890 x86_arch_always_fancy_math_387, x86_shift1,
11891 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11892 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11893 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11894 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11895 x86_use_incdec, x86_pad_returns, x86_bswap,
11896 x86_partial_flag_reg_stall): Remove.
11897 (enum ix86_tune_indices): New.
11898 (ix86_tune_features): New.
11899 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11900 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11901 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11902 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11903 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11904 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11905 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11906 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11907 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11908 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11909 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11910 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11911 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11912 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11913 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11914 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11915 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11916 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11917 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11918 TARGET_EXT_80387_CONSTANTS): Use it.
11919 (enum ix86_arch_indices): New.
11920 (ix86_arch_features): New.
11921 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11922 TARGET_BSWAP): Use it.
11923 (ix86_tune_mask, ix86_arch_mask): Remove.
11925 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11928 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11929 Define using $${sysroot_headers_suffix}.
11930 * configure: Regenerate.
11931 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11932 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11934 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11935 * gcc.c (print_sysroot_headers_suffix): New.
11936 (option_map): Include --print-sysroot-headers-suffix.
11937 (display_help): Mention -print-sysroot-headers-suffix.
11938 (process_command): Handle -print-sysroot-headers-suffix.
11939 (do_spec_1): Append multilib directory to include-fixed path if
11940 sysroot suffixes in use.
11941 (main): Handle -print-sysroot-headers-suffix.
11942 * Makefile.in (start.encap): Don't depend on xlimits.h
11943 (xlimits.h): Remove.
11944 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11945 limits.h for each multilib in fixinc_list.
11946 (fixinc_list, s-fixinc_list): New.
11947 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11948 generate them for each multilib in fixinc_list.
11949 (stmp-fixproto): Use include-fixed. Run fixproto for each
11950 multilib in fixinc_list.
11951 (mostlyclean): Don't remove xlimits.h.
11952 (clean): Remove include-fixed.
11953 (real-install-headers-tar, real-install-headers-cpio,
11954 real-install-headers-cp): Don't copy include, only include-fixed.
11955 (install-mkheaders): Depend on fixinc_list. Don't depend on
11956 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11957 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11958 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11960 2007-03-06 Jan Hubicka <jh@suse.cz>
11962 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11965 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11967 * configure.ac: Allow tm_file to contain build-directory files.
11968 * configure: Regenerate.
11969 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11970 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11971 * config/m68k/print-sysroot-suffix.sh: New file.
11973 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11975 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11976 of pic_offset_table_rtx if reload_completed.
11977 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11978 PIC_OFFSET_TABLE_REGNUM.
11979 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11981 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11982 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11986 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11987 functions that call eh_return.
11989 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11991 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11992 functions that need a constant pool.
11994 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11997 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11998 (m68k_preferred_reload_class): Likewise.
11999 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12000 (SECONDARY_RELOAD_CLASS): Define.
12001 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12002 (LIMIT_RELOAD_CLASS): Delete.
12003 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12004 registers from storing bytes.
12005 (m68k_secondary_reload_class): New function.
12006 (m68k_preferred_reload_class): Likewise.
12008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12010 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12012 (m68k_expand_prologue): Likewise.
12014 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12016 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12017 (mips_expand_epilogue): Add a bool parameter.
12018 (m68k_legitimize_sibcall_address): Declare.
12019 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12020 (m68k_expand_epilogue): Add a parameter to select between sibling
12021 and normal epilogues. Only generate a return for the latter.
12022 (m68k_ok_for_sibcall_p): New function.
12023 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12024 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12025 (sibcall_value, *sibcall_value): Likewise.
12026 (*call, *call_value): Require !SIBLING_CALL_P.
12027 (epilogue): Update call to m68k_expand_epilogue.
12028 (sibcall_epilogue): New pattern.
12029 * config/m68k/predicates.md (const_call_operand): Say that this
12030 predicate applies to sibling calls too.
12031 (sibcall_operand): New predicate.
12033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12035 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12036 alternatives as movsi_cf.
12037 (movsf_cf_hard): Add commentary.
12039 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12040 Richard Sandiford <richard@codesourcery.com>
12042 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12043 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12044 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12045 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12046 as being live on exit from an interrupt function.
12047 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12048 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12049 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12050 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12051 (m68k_interrupt_function_p): Globalize.
12052 (m68k_compute_frame_layout): Remove reverse mask code.
12053 (m68k_emit_movem, m68k_set_frame_related): New functions.
12054 (m68k_output_function_prologue): Delete in favor of...
12055 (m68k_expand_prologue): ...this new function.
12056 (m68k_output_function_epilogue): Delete in favor of...
12057 (m68k_expand_epilogue): ...this new function.
12058 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12060 (print_operand): Handle %?.
12061 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12062 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12063 (prologue, epilogue): New patterns.
12064 (return): Turn into a define_expand.
12065 (*return): New pattern, derived from old "return" pattern. Use rte
12066 rather than rts for interrupt functions. Only use rtd if the pop
12068 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12069 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12070 (link, *link, unlink, *unlink, load_got): Likewise.
12072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12076 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12077 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12078 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12079 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12080 and m68k_matches_u_p.
12081 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12082 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12083 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12084 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12085 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12086 (REG_STRICT_P): New macro.
12087 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12088 PCREL_GENERAL_OPERAND_OK.
12089 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12090 m68k_legitimate_base_reg_p.
12091 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12092 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12093 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12094 * config/m68k/m68k.c (m68k_address): New structure.
12095 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12096 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12097 (m68k_jump_table_ref_p, m68k_decompose_address)
12098 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12099 (m68k_matches_u_p): New functions.
12100 (print_operand_address): Rewrite to use m68k_decompose_index.
12102 2007-03-05 David Taylor <dtaylor@emc.com>
12104 * gcc.c: Correct copyright date in --version output.
12106 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12108 * pa.md: In unamed move patterns, disparge copies between general
12109 and floating point registers using '?' modifier. Don't include 'f'
12110 constraint for register preferences in DImode, SImode, HImode and
12111 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12112 Remove constraints for copies between general and floating registers
12113 in soft-float DFmode pattern.
12114 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12118 2007-03-05 Mike Stump <mrs@apple.com>
12120 * c-common.c (targetcm): Add.
12121 * c-opts.c (c_common_handle_option): Handle language specific
12123 * opts.c (handle_option): Verify language for target options, if
12125 * opth-gen.awk: Add CL_LANG_ALL.
12126 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12127 (TARGETCM_INITIALIZER): Add.
12128 * target.h (struct gcc_targetcm): Add.
12130 * targhooks.c (default_handle_c_option): Add.
12131 * targhooks.h (default_handle_c_option): Add.
12132 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12134 * config/darwin.opt (iframework): Add.
12135 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12136 * config/darwin-c.c (handle_c_option): Add.
12137 (TARGET_HANDLE_C_OPTION): Add.
12139 * doc/invoke.texi (Darwin Options): Add -iframework.
12141 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12143 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12146 2007-03-05 Ian Lance Taylor <iant@google.com>
12148 * c.opt (fgnu89-inline): New option.
12149 * c-opts.c (c_common_post_options): Set default value for
12151 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12152 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12154 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12155 (grokdeclarator, start_function): Likewise.
12156 * c-cppbuiltin.c (c_cpp_builtins): Define either
12157 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12158 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12159 (C Dialect Options): Document -fgnu89-inline.
12160 * doc/extend.texi (Function Attributes): Explain what the
12161 gnu_inline attribute does.
12162 * doc/cpp.texi (Common Predefined Macros): Document
12163 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12165 2007-03-05 Ian Lance Taylor <iant@google.com>
12167 PR tree-optimization/31034
12168 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12169 half-range if the other side is an overflow infinity.
12171 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12173 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12174 (bfin*-linux-uclibc*): New configuration.
12175 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12177 * config/bfin/linux.h: New file.
12178 * config/bfin/libgcc-bfin.ver: New file.
12179 * config/bfin/t-bfin-uclinux: New file.
12180 * config/bfin/t-bfin-linux: New file.
12181 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12182 (TARGET_OS_CPP_BUILTINS): New macro.
12184 2007-03-05 Richard Guenther <rguenther@suse.de>
12186 * fold-const.c (fold_binary): Remove duplicate folding
12187 of comparison of non-null ADDR_EXPR against null.
12189 2007-03-05 Richard Guenther <rguenther@suse.de>
12190 Dorit Nuzman <dorit@il.ibm.com>
12192 PR tree-optimization/26420
12193 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12194 are no loops in the function. Only print the number of
12195 vectorized loops if it is greater than zero or we are supposed
12196 to print information about unvectorized loops.
12198 2007-03-05 Revital Eres <eres@il.ibm.com>
12200 * gcc.dg/var-expand1.c: New test.
12201 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12202 when an accumulator is expanded.
12204 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12207 * c-common.c (convert_and_check): Don't give warnings for
12208 conversion if 'expr' already overflowed.
12210 2007-03-04 Roger Sayle <roger@eyesopen.com>
12212 PR middle-end/30744
12213 * fold-const.c (fold_comparison): Enforce type consistency when
12214 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12216 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12218 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12219 containing a cast to the base of TARGET_MEM_REF.
12221 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12223 * tree.c (tree_contains_struct_check_failed): Remove spurious
12224 whitespace from error message.
12226 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12229 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12230 instead of precision.
12232 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12233 Nathan Sidwell <nathan@codesourcery.com>
12235 * emit-rtl.c (find_auto_inc): New.
12236 (try_split): recreate REG_INC notes,
12237 Use regular for loops rather than whiles.
12239 2007-03-03 Andreas Schwab <schwab@suse.de>
12241 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12242 * configure: Regenerate.
12244 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12246 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12247 flag_rounding_math, not flag_unsafe_math_optimizations.
12249 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12251 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12252 alpha_fold_vector_minmax): Likewise.
12253 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12254 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12256 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12258 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12259 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12260 if the lhs has side-effects.
12261 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12263 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.h (TUNEMASK): Remove define.
12266 (ARCHMASK): Remove define.
12267 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12268 Use ix86_arch_mask variable instead of ARCHMASK.
12269 * config/i386/i386.c (override_options): Ditto.
12270 (standard_80387_constant_p): Ditto.
12272 2007-03-02 Ian Lance Taylor <iant@google.com>
12274 Used signed infinities in VRP.
12275 * tree-vrp.c (uses_overflow_infinity): New static function.
12276 (supports_overflow_infinity): New static function.
12277 (make_overflow_infinity): New static function.
12278 (negative_overflow_infinity): New static function.
12279 (positive_overflow_infinity): New static function.
12280 (is_negative_overflow_infinity): New static function.
12281 (is_positive_overflow_infinity): New static function.
12282 (is_overflow_infinity): New static function.
12283 (overflow_infinity_range_p): New static function.
12284 (compare_values_warnv): New function split out of compare_values.
12285 (compare_value): Call it.
12286 (set_value_range_to_nonnegative): Add overflow_infinity
12287 parameter. Change caller.
12288 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12290 (vrp_expr_computes_nonzero): Likewise.
12291 (compare_ranges, compare_range_with_value): Likewise.
12292 (compare_name_with_value, compare_names): Likewise.
12293 (vrp_evaluate_conditional): Likewise.
12294 (set_value_range): Handle infinity
12295 (vrp_operand_equal_p, operand_less_p): Likewise.
12296 (extract_range_from_assert): Likewise.
12297 (vrp_int_const_binop): Likewise.
12298 (extract_range_from_binary_expr): Likewise.
12299 (extract_range_from_unary_expr): Likewise.
12300 (extract_range_from_comparison): Likewise.
12301 (extract_range_from_expr): Likewise.
12302 (dump_value_range): Likewise.
12303 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12304 (test_for_singularity): Likewise.
12305 (vrp_int_const_binop): Remove inline qualifier.
12306 (adjust_range_with_scev): Add comment.
12307 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12309 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12311 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12312 (get_constraint_for): Likewise.
12313 (do_structure_copy): Likewise.
12314 (find_func_aliases): Fix references to MODIFY_EXPR.
12315 (intra_create_variable_infos): Tidy.
12316 * tree-ssa-operands.c (add_virtual_operand): Add argument
12318 When adding members of alias sets, if IS_CALL_SITE is true and
12319 the symbol is not call-clobbered, skip it.
12320 Adjust all callers.
12322 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12324 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12325 entry by means of emit_insn_at_entry.
12327 2007-03-02 Richard Henderson <rth@redhat.com>
12329 * expr.h (promoted_input_arg): Remove decl.
12330 * function.c (promoted_input_arg): Merge into ...
12331 * combine.c (setup_incoming_promotions): ... only caller.
12332 Rearrange to avoid double loop.
12334 2007-03-02 Ben Elliston <bje@au.ibm.com>
12335 Peter Bergner <bergner@vnet.ibm.com>
12336 Janis Johnson <janis187@us.ibm.com>
12338 * config/rs6000/dfp.md: New file.
12339 * config/rs6000/rs6000.md: Include dfp.md.
12340 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12341 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12342 and TDmode decimal float modes in FP registers.
12343 (num_insns_constant): Likewise.
12344 (rs6000_legitimate_offset_address_p): Likewise.
12345 (rs6000_legitimize_address): Likewise.
12346 (rs6000_legitimize_reload_address): Likewise.
12347 (rs6000_legitimate_address): Likewise.
12348 (rs6000_emit_move): Likewise.
12349 (function_arg_boundary): Likewise.
12350 (function_arg_advance): Likewise.
12351 (rs6000_darwin64_record_arg_recurse): Likewise.
12352 (function_arg): Likewise.
12353 (rs6000_gimplify_va_arg): Likewise.
12354 (rs6000_split_multireg_move): Likewise.
12355 (rs6000_output_function_epilogue): Likewise.
12356 (rs6000_output_function_epilogue): Likewise.
12357 (rs6000_register_move_cost): Likewise.
12358 (rs6000_function_value): Likewise.
12359 (rs6000_libcall_value): Likewise.
12361 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12363 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12365 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12367 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12368 Use $MULTIDIR to choose between the kernel and RTP headers,
12369 and use $WIND_BASE and $WIND_USR to locate them.
12371 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12373 * config/i386/i386.c (override_options): Put initialization of
12374 ix86_tune_mask and ix86_arch_mask to the correct place.
12376 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12377 Michael Meissner <michael.meissner@amd.com>
12380 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12381 (ARCHMASK): Define.
12382 (TARGET_CMOVE): Use ARCHMASK.
12383 (TARGET_CMPXCHG): Ditto.
12384 (TARGET_CMPXCHG8B): Ditto.
12385 (TARGET_XADD): Ditto.
12386 (TARGET_BSWAP): Ditto.
12387 * config/i386/i386.c (ix86_tune_mask): New global variable.
12388 (ix86_arch_mask): Ditto.
12389 (override_options): Initialize ix86_tune_mask and
12390 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12393 2007-03-02 Ben Elliston <bje@au.ibm.com>
12396 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12398 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12400 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12401 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12402 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12403 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12405 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12406 rs6000_init_dwarf_reg_sizes_extra): New.
12407 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12408 SPE register high parts.
12410 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12412 * Makefile.in: Add install-pdf target as
12413 copied from automake v1.10 rules.
12414 * configure.ac: Add install-pdf to target list.
12415 * configure: Regenerate.
12417 2007-03-01 Paul Brook <paul@codesourcery.com>
12419 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12420 modes to LDRD for DImode.
12421 (output_move_double): Fixup out of range ldrd/strd.
12422 (vfp_secondary_reload_class): Rename...
12423 (coproc_secondary_reload_class): ... to this. Add wb argument.
12424 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12425 coproc_secondary_reload_class for CLASS_IWMMXT.
12426 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12427 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12429 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12431 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12432 unroll factor by the estimated number of iterations.
12433 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12434 than prefetch latency.
12436 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12437 decode_caches_intel, detect_caches_intel): New functions.
12438 (host_detect_local_cpu): Use detect_caches_amd and
12439 detect_caches_intel.
12441 2007-03-01 Richard Henderson <rth@redhat.com>
12443 * expr.c (emit_move_complex_push): Export.
12444 (emit_move_complex_parts): Split out from ...
12445 (emit_move_complex): ... here.
12446 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12447 * config/i386/i386.md (movcdi): New.
12449 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12451 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12452 size of mode1 to check for tieable modes in MMX case.
12454 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12456 * Makefile.in (rtlanal.o): Depend on tree.h.
12457 * rtl.h (offset_within_section_p, split_const): Declare.
12458 * rtlanal.c: Include tree.h.
12459 (offset_within_block_p): New function, taken from
12460 mips_offset_within_object_p.
12461 (split_const): New function, taken from mips_split_const.
12462 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12464 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12465 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12466 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12467 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12468 (m68k_illegitimate_symbolic_constant_p): New function.
12469 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12470 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12471 symbolic constant that might be outside the symbol's section,
12472 move the symbol first and then add the offset.
12473 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12475 * config/mips/mips.c (mips_split_const): Delete.
12476 (mips_offset_within_object_p): Delete.
12477 (mips_symbolic_constant_p): Use offset_within_section_p and
12478 split_const instead of mips_offset_within_object_p and
12480 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12481 (mips_legitimize_const_move, print_operand_reloc)
12482 (mips_dangerous_for_la25_p): Use split_const instead of
12485 2007-02-28 Eric Christopher <echristo@apple.com>
12487 * Makefile.in (install-include-dir): Don't rm -rf include.
12489 2007-02-28 Richard Guenther <rguenther@suse.de>
12491 PR middle-end/30364
12492 * fold-const.c (fold_binary): Do not associate expressions
12493 with more than one variable for integer types that do not wrap.
12495 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12497 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12498 Delete, and replace with...
12499 (fold_builtin_call_array): This. Update callers to use it.
12500 * fold-const.c (fold_build_call_list): Delete, and replace with...
12501 (fold_build_call_array): This.
12502 (fold_build_call_list_initializer): Delete, and replace with...
12503 (fold_build_call_array_initializer): This.
12504 * tree.h: Update declarations to reflect above changes.
12506 * c-typeck.c (build_function_call): Store converted arguments
12507 in a stack-allocated array instead of building a list.
12508 (convert_arguments): Store arguments in the array passed in as an
12509 argument, and return the actual number of arguments.
12510 * c-format.c: (check_function_format): Pass arguments in an
12511 array instead of a list.
12512 * c-common.c (check_function_nonnull): Likewise.
12513 (check_function_sentinel): Likewise.
12514 (check_function_arguments): Likewise.
12515 * c-common.h: Update declarations to reflect above changes.
12517 2007-02-28 Jan Hubicka <jh@suse.cz>
12519 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12520 PRED_NEGATIVE_RETURN): Update outcomes.
12522 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12524 * calls.c (emit_library_call_value_1): Handle partial registers
12525 correctly when building up CALL_INSN_FUNCTION_USAGE.
12527 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12529 * pa/predicates.md (move_src_operand): Allow zero for mode.
12530 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12533 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12536 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12537 *movv2df_internal): Enable pattern only for valid operand
12539 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12540 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12542 2007-02-27 Mike Stump <mrs@apple.com>
12544 * config/darwin-crt3.c: Avoid compilation when compiling for a
12547 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12549 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12551 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12552 for fixed headers and limits.h.
12553 (install-include-dir, install-headers-tar, install-headers-cpio,
12554 install-headers-cp, real-install-headers-tar,
12555 real-install-headers-cpio, real-install-headers-cp): Handle
12556 include-fixed as well as include.
12557 (install-mkheaders): Don't install files that go only in include
12559 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12560 from GCC_INCLUDE_DIR.
12561 * gcc.c (process_command): Remove special -BstageN/ handling.
12562 (do_spec_1): Add include-fixed directories.
12564 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12566 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12568 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12570 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12573 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12575 * c-common.c (get_priority): Add check for
12576 SUPPORTS_INIT_PRIORITY.
12578 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12580 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12582 * config/bfin/bfin.c: Include "cfglayout.h".
12583 (MAX_LSETUP_DISTANCE): New macro.
12584 (struct loop_info): New members incoming, incoming_src and
12585 incoming_dest. Delete member predecessor.
12586 (length_for_loop): New function.
12587 (bfin_optimize_loop): Handle more different loop structures.
12588 (bfin_discover_loop): Rework detection of predecessor blocks by
12589 examining incoming edges.
12590 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12592 (bfin_reorder_loops): New function.
12593 (bfin_reorg_loops): Use these three new functions.
12595 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12596 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12597 (CONSTRAINT_LEN): Add entry for 'q'.
12598 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12599 Add 'q' constraints.
12600 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12601 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12603 * config/bfin/bfin.md (add_with_carry): New pattern.
12604 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12605 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12606 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12607 support unsigned multiplies too. Removed incorrect commutativity from
12608 operand 1 constraint where appropriate.
12609 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12611 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12612 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12614 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12615 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12616 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12617 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12618 usmulhisi_hh_huh): New patterns.
12620 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12621 lshifthi3): Fix output template to use half reg for operand 2.
12623 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12626 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12628 2007-02-27 Andreas Schwab <schwab@suse.de>
12630 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12632 2007-02-27 Jan Hubicka <jh@suse.cz>
12634 * predict.c (last_basic_block_p): Remove.
12635 (tree_estimate_probability): Update return heuristic for commonized
12638 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12640 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12642 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12644 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12645 * doc/cpp.texi: Standardize title page.
12646 * doc/cppinternals.texi: Likewise.
12647 * doc/gcc.texi: Standardize title page, remove version number
12648 from copyright page.
12649 * doc/gccint.texi: Likewise.
12650 * doc/install.texi: Standardize title page, add table of
12653 2007-02-26 Jan Hubicka <jh@suse.cz>
12655 * predict.def: Set outcomes according to more recent results.
12656 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12657 Remove dead predictors.
12658 * predict.c (return_prediction): Fix pasto.
12660 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12662 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12663 change; avoid a memory leak when returning early.
12665 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12667 * c-decl.c (static_ctors): Move to c-common.c.
12668 (static_dtors): Likewise.
12669 (finish_function): Use c_record_cdtor_fn.
12670 (build_cdtor): Move to c-common.c.
12671 (c_write_global_declarations): Use c_build_cdtor_fns.
12672 * c-common.h (static_ctors): Declare.
12673 (static_dtors): Likewise.
12674 (c_record_cdtor_fn): Likewise.
12675 (c_build_cdtor_fns): Likewise.
12676 * c-common.c (static_ctors): New variable.
12677 (static_dtors): Likewise.
12678 (c_record_cdtor_fn): New function.
12679 (build_cdtor): Move from c-decl.c
12680 (c_build_cdtor_fns): New function.
12682 * output.h (assemble_addr_to_section): Declare.
12683 (get_cdtor_priority_section): Likewise.
12684 * varasm.c (assemble_addr_to_section): New function.
12685 (get_cdtor_priority_section): Likewise.
12686 (default_named_section_asm_out_destructor): Use them.
12687 (destor_dtor_section_asm_out_destructor): Likewise.
12688 (default_named_section_asm_out_constructor): Likewise.
12689 (default_ctor_section_asm_out_constructor): Likewise.
12690 * config.gcc (*-*-vxworks*): Include vxworks.o.
12691 * config/t-vxworks (vxworks.o): New target.
12692 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12693 (TARGET_ASM_CONSTRUCTOR): Define.
12694 (TARGET_ASM_DESTRUCTOR): Likewise.
12695 (vxworks_asm_out_constructor): Declare.
12696 (vxworks_asm_out_destructor): Likewise.
12698 * c-common.c (get_priority): Check that we have not just an
12699 INTEGER_CST, but an integer constant with integeral type.
12701 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12703 PR tree-optimization/30938
12704 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12705 use &dt[nargs-1] instead of &dt[nargs] in the call to
12706 vect_is_simple_use().
12708 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12710 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12711 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12712 Do not attempt to handle MEM inside auto-inc expressions.
12713 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12714 of a register modified by an auto-inc expression. However, do handle
12715 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12716 (elimination_effects): Prohibit elimination of a register modified
12717 by an auto-inc expression. Disable register elimination rules whose
12718 target register is modified by an auto-inc expression with variable
12721 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12723 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12725 (array_at_struct_end_p): New function.
12726 (idx_infer_loop_bounds): Use it.
12727 (estimate_numbers_of_iterations_loop): Export.
12728 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12729 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12730 (tree_estimate_probability): Call record_loop_exits.
12731 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12732 (estimated_loop_iterations, estimated_loop_iterations_int,
12733 estimated_loop_iterations_tree): New functions.
12734 (analyze_siv_subscript_cst_affine,
12735 compute_overlap_steps_for_affine_1_2,
12736 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12737 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12738 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12739 (PRED_LOOP_ITERATIONS_GUESSED): New.
12740 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12741 * cfgloop.h (estimate_numbers_of_iterations_loop,
12742 estimated_loop_iterations_int): Declare.
12744 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12746 * doc/extend.texi: Document optional priority argument to
12747 constructors and destructors.
12748 * tree.c (init_priority_for_decl): Adjust GTY markers.
12749 (init_ttree): Use priority-info hash functions for
12750 init_priority_for_decl.
12751 (tree_map_eq): Rename to ...
12752 (tree_map_base_eq): ... this.
12753 (tree_map_marked_p): Rename to ...
12754 (tree_map_base_marked_p): ... this.
12755 (tree_map_base_hash): New function.
12756 (decl_init_priority_lookup): Rework.
12757 (decl_fini_priority_lookup): New function.
12758 (decl_priority_info): New function.
12759 (decl_init_priority_insert): Use it.
12760 (decl_fini_priority_insert): Likewise.
12761 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12763 (decl_restrict_base_insert): Likewise.
12764 (decl_debug_expr_insert): Likewise.
12765 (decl_value_expr_lookup): Likewise.
12766 (decl_value_expr_insert): Likewise.
12767 * tree.h (priority_type): New type.
12768 (decl_init_priority_lookup): Use priority_type.
12769 (decl_fini_priority_lookup): New function.
12770 (decl_init_priority_insert): Use priority_type.
12771 (decl_fini_priority_insert): New function.
12772 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12773 (DECL_INIT_PRIORITY): Likewise.
12774 (SET_DECL_INIT_PRIORITY): Add comment.
12775 (DECL_FINI_PRIORITY): New macro.
12776 (SET_DECL_FINI_PRIORITY): Likewise.
12777 (DEFAULT_INIT_PRIORITY): Document.
12778 (MAX_INIT_PRIORITY): Likewise.
12779 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12780 (tree_map_base): New type.
12781 (tree_map_base_eq): New function.
12782 (tree_map_base_hash): Likewise.
12783 (tree_map_base_marked_p): Likewise.
12784 (tree_map): Inherit from tree_map_base.
12785 (tree_map_eq): Make it a macro.
12786 (tree_map_marked_p): Likewise.
12787 (tree_int_map): Inherit from tree_map_base.
12788 (tree_int_map_eq): Make it a macro.
12789 (tree_int_map_hash): Likewise.
12790 (tree_int_map_marked_p): Likewise.
12791 (tree_priority_map): New type.
12792 (tree_priority_map_eq): New macro.
12793 (tree_priority_map_hash): Likewise.
12794 (tree_priority_map_marked_p): Likewise.
12795 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12797 (emutls_common_1): Likewise.
12798 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12799 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12800 of tree_map hierarchy.
12801 * tree-cfg.c (move_stmt_r): Likewise.
12802 (new_label_mapper): Likewise.
12803 * c-tree.h (c_expand_body): Move to ...
12804 * c-common.h (c_expand_body): ... here.
12805 * c-decl.c (c_expand_body): Move to ...
12806 * c-common.c (c_expand_body): ... here.
12807 (c_common_attribute_table): Allow 1 argument for the constructor
12808 and destructor attributes.
12809 (get_priority): New function.
12810 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12811 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12813 2007-02-24 Jan Hubicka <jh@suse.cz>
12815 PR middle-end/30509
12816 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12817 copying for inlining.
12819 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12820 Jan Hubicka <jh@suse.cz>
12823 * i386.c (counter_mode): New function.
12824 (expand_set_or_movmem_via_loop): Use it.
12825 (expand_movmem_epilogue): Likewise; fix pasto.
12826 (ix86_expand_movmem): Do emit guard even for constant counts.
12827 (ix86_expand_setmem): Likewise.
12829 2007-02-25 Nick Clifton <nickc@redhat.com>
12831 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12832 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12834 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12837 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12838 count argument with 0x10, not with 0x16.
12839 (expand_setmem_epilogue): Ditto.
12841 2007-02-24 Mike Stump <mrs@apple.com>
12843 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12846 2007-02-24 Richard Guenther <rguenther@suse.de>
12848 PR middle-end/30951
12849 * fold-const.c (fold_binary): Fold x +- CST op x for
12850 EQ_EXPR and NE_EXPR.
12852 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12854 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12856 2007-02-24 Jan Hubicka <jh@suse.cz>
12858 * cgraphunit.c (decide_is_function_needed): Honor
12859 -fkeep-inline-functions.
12861 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12863 * builtins.c (fold_builtin_modf): New.
12864 (fold_builtin_2): Use it.
12866 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12868 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12869 (determine_max_iter): Take additional LOOP arg; all callers changed.
12870 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12871 one using simplifications.
12872 (simplify_using_initial_values): Return if the expression becomes
12873 invalid due to altered regs.
12875 2007-02-23 DJ Delorie <dj@redhat.com>
12877 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12879 2007-02-23 Mike Stump <mrs@apple.com>
12881 * tlink.c (scan_linker_output): Parse linker messages from
12882 darwin9's linker better.
12884 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12887 * varpool.c (varpool_assemble_pending_decls): Set
12888 varpool_last_needed_node to null.
12890 2007-02-23 DJ Delorie <dj@redhat.com>
12892 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12893 alignment bigger than the object file can handle.
12895 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12898 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12899 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12900 (*movsf_1): Penalize MMX moves.
12902 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12904 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12905 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12907 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12909 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12911 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12912 (fold_builtin_1): Use them.
12913 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12914 BUILT_IN_SIGNIFICAND.
12916 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12918 * config/i386/i386.c (bdesc_1arg): Initialize
12919 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12920 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12921 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12922 and IX86_BUILTIN_MOVSLDUP.
12924 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12926 PR rtl-optimization/30841
12927 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12929 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12931 * builtins.c (fold_builtin_frexp): New.
12932 (fold_builtin_2): Use it.
12934 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12936 * doc/invoke.texi (Spec Files): Document getenv spec function.
12938 * gcc.c (getenv_spec_function): New function.
12939 (static_spec_functions): Add it.
12940 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12941 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12944 2007-02-22 Michael Matz <matz@suse.de
12947 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12948 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12950 2007-02-22 Ian Lance Taylor <iant@google.com>
12953 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12954 (mem_loc_descriptor): Call it.
12956 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12957 Ira Rosen <irar@il.ibm.com>
12959 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12961 2007-02-22 Ira Rosen <irar@il.ibm.com>
12963 PR tree-optimization/30843
12964 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12965 stores only after all the group is vectorized.
12967 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12969 PR tree-optimization/30858
12970 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12971 in the reduction cycle have a single use in the loop.
12972 * tree-vectorizer.h (relevant): Add documentation.
12974 2007-02-20 Mike Stump <mrs@apple.com>
12976 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12977 * configure: Regenerate.
12979 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12981 Change the defaults of some parameters and options.
12982 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12983 * config/spu/spu.c (spu_optimization_options): Add.
12984 (spu_override_options): Change params in spu_optimization_options.
12985 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12987 Register 127 is only 16 byte aligned when used as a frame pointer.
12988 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12989 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12990 HARD_FRAME_POINTER_REGNUM.
12991 (spu_legitimate_address): Use regno_aligned_for_reload.
12992 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12993 aligned when frame_pointer_needed is true.
12994 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12996 * config/spu/spu.h (INIT_EXPANDERS): Define.
12998 Make sure shift and rotate instructions have valid immediate operands.
12999 * config/spu/predicates.md (spu_shift_operand): Remove.
13000 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13001 * config/spu/constraints.md (W, O): Extend range.
13002 * config/spu/spu.md (umask, nmask): Define.
13003 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13004 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13005 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13006 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13007 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13008 (lshr<mode>3_reg): Fix rtl description.
13010 Make sure mulhisi immediate operands are valid.
13011 * config/spu/predicates.md (imm_K_operand): Add.
13012 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13014 Generate constants using fsmbi and andi.
13015 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13016 (print_operand, spu_split_immediate, classify_immediate,
13017 fsmbi_const_p): Handle IC_FSMBI2.
13019 Correctly handle a CONST_VECTOR containing symbols.
13020 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13021 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13022 (immediate_load_p): Allow symbols that use 2 instructions to create.
13023 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13024 with symbols when flag_pic is set.
13025 (const_vector_immediate_p): New.
13026 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13027 accept a CONST_VECTOR with symbols.
13028 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13029 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13031 * config/spu/spu.md (high, low): Delete.
13032 (low_<mode>): Define.
13034 Remove INTRmode and INTR_REGNUM, which didn't work.
13035 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13037 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13038 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13039 peephole2 pattern): Don't use INTR or 131.
13040 (movintrcc): Delete.
13041 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13042 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13043 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13044 (UNSPEC_SET_INTR): Add.
13045 * config/spu/spu-modes.def (INTR): Remove.
13047 More accurate warnings about run-time relocations.
13048 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13050 Correctly warn about immediate arguments to specific intrinsics.
13051 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13052 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13053 the instruction predicate.
13055 Fix tree check errors with latest update.
13056 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13058 (spu_expand_builtin): Use CALL_EXPR_FN.
13060 Add missing specific intrinsics.
13061 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13063 * config/spu/spu_internals.h: Ditto.
13065 Fix incorrect operand modifiers.
13066 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13067 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13069 Optimize one case of zero_extend of a vec_select.
13070 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13072 Accept any immediate for hbr.
13073 * config/spu/spu.md (hbr): Change s constraints to i.
13075 2007-02-21 Paul Brook <paul@codesourcery.com>
13077 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13078 condexec_count when skipping USE and CLOBBER.
13080 2007-02-21 Nick Clifton <nickc@redhat.com>
13082 * common.opt (Warray-bounds): Add Warning attribute.
13083 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13085 (fsized-zeroes): Add Optimization attribute.
13086 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13087 * c.opt (Wc++0x-compat): Add Warning attribute.
13089 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13091 PR middle-end/30761
13092 * reload1.c (eliminate_regs_in_insn): In the single_set special
13093 case, attempt to re-recognize the insn before falling back to
13094 having reload fix it up.
13096 2007-02-20 Eric Christopher <echristo@gmail.com>
13098 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13099 Rewrite accordingly.
13100 (frv_read_iacc_argument): Ditto.
13101 (frv_expand_set_builtin): Take a call instead of arglist, update for
13103 (frv_expand_unop_builtin): Ditto.
13104 (frv_expand_binop_builtin): Ditto.
13105 (frv_expand_cut_builtin): Ditto.
13106 (frv_expand_binopimm_builtin): Ditto.
13107 (frv_expand_voidbinop_builtin): Ditto.
13108 (frv_expand_int_void2arg): Ditto.
13109 (frv_expand_prefetches): Ditto.
13110 (frv_expand_voidtriop_builtin): Ditto.
13111 (frv_expand_voidaccop_builtin): Ditto.
13112 (frv_expand_load_builtin): Ditto.
13113 (frv_expand_store_builtin): Ditto.
13114 (frv_expand_mdpackh_builtin): Ditto.
13115 (frv_expand_mclracc_builtin): Ditto.
13116 (frv_expand_mrdacc_builtin): Ditto.
13117 (frv_expand_mwtacc_builtin): Ditto.
13118 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13121 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13123 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13124 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13126 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13127 point instructions.
13128 * configure: Regenerate.
13129 * config.in: Regenerate.
13130 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13131 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13132 masks to power6 and power6x and to POWERPC_MASKS.
13133 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13135 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13136 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13137 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13138 Access PROTOTYPE as variable, not mask.
13140 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13142 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13143 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13144 * combine.c (adjust_for_new_dest): Use it.
13145 * postreload.c (reload_combine): Likewise.
13147 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13149 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13150 notes on an insn with multiple sets, even if single_set returns
13151 non-NULL for that insn.
13153 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13155 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13156 scalbn and scalbln.
13158 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13160 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13161 if user didn't pass it.
13162 * config/i386/darwin.h (CC1_SPEC): Likewise.
13163 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13164 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13165 -mmacosx-version-min.
13167 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13168 Uros Bizjak <ubizjak@gmail.com>
13170 * optabs.h (enum optab_index): Add new OTI_scalb.
13171 (scalb_optab): Define corresponding macro.
13172 * optabs.c (init_optabs): Initialize scalb_optab.
13173 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13175 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13176 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13177 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13178 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13179 flag_unsafe_math_optimizations is set.
13181 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13182 to implement scalbf, scalb and scalbl built-ins as inline x87
13185 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13186 DJ Delorie <dj@redhat.com>
13189 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13190 (diagnostic_report_diagnostic): ... here, and turn them into real
13191 errors. If warnings are inhibited, no need to do anything.
13193 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13195 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13196 better code generation.
13198 2007-02-20 Ben Elliston <bje@au.ibm.com>
13200 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13202 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13204 * config/alpha/alpha.c, config/alpha/alpha.md,
13205 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13206 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13207 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13208 config/arm/lib1funcs.asm: Follow spelling conventions.
13210 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13211 config/fr30/fr30.md, config/i386/i386.h,
13212 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13213 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13214 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13215 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13216 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13217 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13218 config/sparc/sparc.c, config/sparc/sparc.h,
13219 config/sparc/sparc.md, config/spu/constraints.md,
13220 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13223 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13226 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13229 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13231 * doc/invoke.texi (-ftree-lrs): Remove.
13233 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13235 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13238 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13240 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13241 new CALL_EXPR_FN macro for retrieving the function
13242 declaration of the input expression.
13244 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13246 * c.opt (Waddress): New.
13247 * common.opt (Walways-true): Delete.
13248 (Wstring-literal-comparison): Delete.
13249 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13250 -Wstring-literal-comparison. Add -Waddress.
13252 (Walways-true): Delete.
13253 (Wstring-literal-comparison): Delete.
13254 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13255 consistently instead of -Walways-true in example.
13256 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13257 * c-typeck.c (parser_build_binary_op): Replace
13258 -Wstring-literal-comparison and -Walways-true with -Waddress.
13259 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13262 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13264 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13265 without DECL_STRUCT_FUNCTION initialized.
13267 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13269 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13270 due to calls to functions taking pointers as parameters.
13272 2007-02-19 Richard Henderson <rth@redhat.com>
13275 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13278 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13280 * config/s390/s390.c (s390_call_saved_register_used,
13281 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13282 accessed to the new scheme.
13284 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13286 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13287 (cris_print_index, cris_print_operand, cris_print_operand_address)
13288 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13289 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13290 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13291 GET_CODE () == xxx.
13292 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13293 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13294 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13295 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13296 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13297 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13298 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13299 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13300 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13301 (uminsi3, call, call_value): Ditto.
13302 (define_split: indir_to_reg_split, unnamed): Ditto.
13304 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13306 PR tree-optimization/30975
13307 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13310 2007-02-18 Eric Christopher <echristo@gmail.com>
13312 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13313 Remove use of arglist.
13314 (mips_expand_builtin): Remove use of arglist, pass in expr.
13315 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13316 (mips_expand_builtin_movtf): Ditto.
13317 (mips_expand_builtin_compare): Ditto.
13319 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13321 * tree-sra.c (sra_build_assignment): Replace assertion
13322 checking with a comment explaining why it can't be done.
13324 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13326 PR middle-end/30833
13327 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13328 during CALL_EXPR representation conversion.
13329 * tree-ssa-propagate.c (set_rhs): Likewise.
13331 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13333 * tree-sra.c (sra_build_assignment): Disable assertion checking
13336 2007-02-18 Roger Sayle <roger@eyesopen.com>
13338 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13339 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13340 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13342 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13343 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13344 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13345 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13346 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13347 force_gimple_operand): Likewise.
13348 * ipa-cp.c (constant_val_insert): Likewise.
13349 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13350 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13351 perfect_nestify): Likewise.
13352 * langhooks.c (lhd_omp_assignment): Likewise.
13353 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13354 lower_copyprivate_clauses, lower_send_clauses,
13355 lower_send_shared_vars, expand_parallel_call,
13356 expand_omp_for_generic, expand_omp_for_static_nochunk,
13357 expand_omp_for_static_chunk, expand_omp_sections,
13358 lower_omp_single_copy, lower_omp_for_lastprivate,
13359 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13360 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13361 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13364 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13366 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13367 config/sh/sh.md: Follow spelling conventions.
13369 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13370 config/frv/predicates.md: Follow spelling conventions.
13372 * config/m68k/linux-unwind.h: Fix a comment typo.
13373 * target.h: Follow spelling conventions.
13375 2007-02-18 Roger Sayle <roger@eyesopen.com>
13377 PR rtl-optimization/28173
13378 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13379 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13380 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13381 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13382 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13384 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13386 * builtins.c (fold_builtin_load_exponent): New.
13387 (fold_builtin_2): Use it.
13389 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13391 PR rtl-optimization/30773
13392 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13393 if we fail to attach a REG_EQUIV note.
13395 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13396 Roger Sayle <roger@eyesopen.com>
13398 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13400 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13402 * calls.c (initialize_argument_information): Pass original EXP
13403 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13404 code to split complex arguments here, as part of initializing the
13406 (expand_call): Remove code that builds a list of arguments and
13407 inserts implicit arguments into it. Instead, just count how many
13408 implicit arguments there will be so we can determine the size of
13409 the ARGS array, and let initialize_argument_information do the work.
13410 (split_complex_values): Delete unused function.
13412 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13414 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13416 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13418 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13419 for arg pointer based indexed addressing.
13421 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13423 * config/ia64/ia64.h, config/ia64/ia64.md,
13424 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13425 spelling conventions.
13427 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13429 * config/m68k/m68k.c (split_di): New.
13430 * config/m68k/m68k-protos.h: Declare split_di.
13431 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13432 Improve predicate handling and split constant shifts.
13434 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13436 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13437 parameter for register bitfield operations, general predicates
13440 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13442 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13443 * config/m68k/linux-unwind.h: New file.
13445 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13447 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13448 config/i386/athlon.md, config/ia64/ia64.md,
13449 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13450 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13451 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13452 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13453 tree-vect-transform.c: Fix comment typos.
13455 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13457 * sched-deps.c (find_insn_list): Remove.
13458 * sched-int.h: Remove the prototype for find_insn_list.
13460 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13462 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13464 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13465 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13466 darwin_rs6000_override_options.
13467 (C_COMMON_OVERRIDE_OPTIONS): Expect
13468 darwin_macosx_version_min to be non-NULL always.
13469 (TARGET_C99_FUNCTIONS): Likewise.
13470 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13471 (DARWIN_MINVERSION_SPEC): New.
13472 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13473 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13475 (DARWIN_MINVERSION_SPEC): New.
13476 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13478 * config/darwin-c.c (darwin_cpp_builtins): Expect
13479 darwin_macosx_version_min to be non-NULL always.
13481 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13483 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/i386.h (x86_use_xchgb): New.
13486 (TARGET_USE_XCHGB): New macro.
13487 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13488 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13489 Split after reload into bswaphi for shifts of 8.
13490 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13491 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13492 or when optimizing for size.
13494 2007-02-16 Richard Guenther <rguenther@suse.de>
13495 Christian Bruel <christian.bruel@st.com>
13497 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13498 DECLs but prefer SSA_NAMEs over DECLs.
13500 2007-02-16 Richard Guenther <rguenther@suse.de>
13502 * tree-flow-inline.h (single_imm_use_p): Remove.
13503 (zero_imm_uses_p): Likewise.
13504 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13505 instead of single_imm_use_p.
13506 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13509 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13512 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13513 nested double- and backquotes.
13515 2007-02-15 Roger Sayle <roger@eyesopen.com>
13517 PR middle-end/30391
13518 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13519 should be unreachable.
13520 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13521 For the time being redirect GIMPLE_MODIFY_STMT to the new
13522 (renamed) build_gimple_modify_stmt_stat.
13523 (build2_gimple_stat): Rename to...
13524 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13525 Always build a GIMPLE_MODIFY_STMT node.
13526 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13527 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13530 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13531 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13532 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13533 expand_complex_div_wide): Likewise.
13534 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13535 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13536 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13537 * tree-ssa-loop-manip.c (create_iv): Likewise.
13538 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13539 abs_replacement): Likewise.
13540 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13541 realify_fake_stores): Likewise.
13543 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13544 node rather than a GIMPLE_MODIFY_STMT node.
13545 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13546 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13548 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13549 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13550 GIMPLE_MODIFY_STMT.
13552 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13554 PR middle-end/30433
13555 * fold-const.c (fold_comparison): Add back the
13556 folding of constant complex comparisions.
13558 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13560 PR middle-end/30729
13561 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13562 effects unknown to this function, return early.
13564 2007-02-15 Ian Lance Taylor <iant@google.com>
13566 * lower-subreg.c (move_eh_region_note): New static function.
13567 (resolve_simple_move): Call it.
13568 (decompose_multiword_subregs): Track blocks for which we resolve a
13569 simple move which is also a control flow insn. Pass them to
13570 find_many_sub_basic_blocks.
13571 (pass_lower_subreg): Add TODO_verify_flow.
13572 (pass_lower_subreg2): Likewise.
13574 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13575 Brooks Moses <brooks.moses@codesourcery.com>
13576 Lee Millward <lee.millward@codesourcery.com>
13578 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13579 (VL_EXP_CLASS_P): New.
13580 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13582 (TREE_OPERAND_CHECK_CODE): Likewise.
13583 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13584 (TREE_RTL_OPERAND_CHECK): Likewise.
13585 (tree_operand_check_failed): Make second parameter the whole tree
13586 instead of its code. Fixed callers.
13587 (VL_EXP_CHECK): New.
13588 (TREE_OPERAND_LENGTH): New.
13589 (VL_EXP_OPERAND_LENGTH): New.
13590 (CALL_EXPR_FN): New.
13591 (CALL_EXPR_STATIC_CHAIN): New.
13592 (CALL_EXPR_ARGS): New.
13593 (CALL_EXPR_ARG): New.
13594 (call_expr_nargs): New.
13595 (CALL_EXPR_ARGP): New.
13596 (build_nt_call_list): Declare.
13597 (build_vl_exp_stat): Declare.
13598 (build_vl_exp): New.
13599 (build_call_list): Declare.
13600 (build_call_nary): Declare.
13601 (build_call_valist): Declare.
13602 (build_call_array): Declare.
13603 (call_expr_arg): Declare.
13604 (call_expr_argp): Declare.
13605 (call_expr_arglist): Declare.
13606 (fold_build_call_list): Declare.
13607 (fold_build_call_list_initializer): Declare.
13608 (fold_call_expr): Declare to replace fold_builtin.
13609 (fold_builtin_fputs): Update to agree with modified definition.
13610 (fold_builtin_strcpy): Likewise.
13611 (fold_builtin_strncpy): Likewise.
13612 (fold_builtin_memory_chk): Likewise.
13613 (fold_builtin_stxcpy_chk): Likewise.
13614 (fold_builtin_strncpy_chk): Likewise.
13615 (fold_builtin_next_arg): Likewise.
13616 (fold_build_call_expr): Declare.
13617 (fold_builtin_call_list): Declare.
13618 (fold_builtin_call_valist): Declare.
13619 (build_call_expr): Declare.
13620 (validate_arglist): Update to agree with modified definition.
13621 (tree_operand_length): New.
13622 (call_expr_arg_iterator): New.
13623 (init_call_expr_arg_iterator): New.
13624 (next_call_expr_arg): New.
13625 (first_call_expr_arg): New.
13626 (more_call_expr_args_p): New.
13627 (FOR_EACH_CALL_EXPR_ARG): New.
13629 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13630 and tcc_gimple_stmt.
13631 (tree_code_size): Update documentation. Use sizeof (tree) rather
13632 than sizeof (char *).
13633 (tree_size): Likewise. Add case for tcc_vl_exp.
13634 (tree_node_structure): Add case for tcc_vl_exp.
13635 (contains_placeholder_p): Likewise.
13636 (substitute_in_expr): Likewise.
13637 (substitute_placeholder_in_expr): Likewise.
13638 (stabilize_reference_1): Likewise.
13639 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13640 to diagnose breakage of this interface for constructing CALL_EXPRs.
13641 (build_nt): Add similar assertion here.
13642 (build_nt_call_list): New.
13643 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13644 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13646 (get_callee_fndecl): Use new CALL_EXPR accessors.
13647 (tree_operand_check_failed): Change parameters to pass entire node
13648 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13649 (process_call_operands): New.
13650 (build_vl_exp_stat): New.
13651 (build_call_list): New.
13652 (build_call_nary): New.
13653 (build_call_valist): New.
13654 (build_call_array): New.
13655 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13656 (call_expr_arglist): New.
13658 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13659 tcc_vl_exp instead of a fixed-size tcc_expression.
13661 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13662 accessors for CALL_EXPRs.
13663 (AGGR_INIT_EXPR): Likewise.
13665 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13666 Brooks Moses <brooks.moses@codesourcery.com>
13667 Lee Millward <lee.millward@codesourcery.com>
13669 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13670 (expand_builtin_nonlocal_goto): Change parameter to be entire
13671 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13672 (expand_builtin_prefetch): Likewise.
13673 (expand_builtin_classify_type): Likewise.
13674 (mathfn_built_in): Return NULL_TREE instead of 0.
13675 (expand_errno_check): Use new CALL_EXPR accessors.
13676 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13677 Return NULL_RTX instead of 0.
13678 (expand_builtin_mathfn_2): Likewise.
13679 (expand_builtin_mathfn_3): Likewise.
13680 (expand_builtin_interclass_mathfn): Likewise.
13681 (expand_builtin_sincos): Likewise.
13682 (expand_builtin_cexpi): Likewise.
13683 (expand_builtin_int_roundingfn): Likewise.
13684 (expand_builtin_int_roundingfn_2): Likewise.
13685 (expand_builtin_pow): Likewise.
13686 (expand_builtin_powi): Likewise.
13687 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13688 of arglist, fixing callers appropriately. Use new CALL_EXPR
13689 accessors and constructors. Return NULL_RTX instead of 0.
13690 (expand_builtin_strstr): Likewise.
13691 (expand_builtin_strchr): Likewise.
13692 (expand_builtin_strrchr): Likewise.
13693 (expand_builtin_strpbrk): Likewise.
13694 (expand_builtin_memcpy): Likewise.
13695 (expand_builtin_mempcpy): Likewise.
13696 (expand_builtin_mempcpy_args): New.
13697 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13698 (expand_builtin_memmove_args): New.
13699 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13700 (expand_movstr): Likewise.
13701 (expand_builtin_strcpy): Likewise.
13702 (expand_builtin_strcpy_args): New.
13703 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13704 (expand_builtin_strncpy): Likewise.
13705 (expand_builtin_memset): Likewise.
13706 (expand_builtin_memset_args): New.
13707 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13708 (expand_builtin_memcmp): Likewise.
13709 (expand_builtin_strcmp): Likewise.
13710 (expand_builtin_strncmp): Likewise.
13711 (expand_builtin_strcat): Likewise.
13712 (expand_builtin_strncat): Likewise.
13713 (expand_builtin_strspn): Likewise.
13714 (expand_builtin_strcspn): Likewise.
13715 (expand_builtin_args_info): Likewise.
13716 (expand_builtin_va_start): Likewise.
13717 (gimplify_va_arg_expr): Likewise.
13718 (expand_builtin_va_end): Likewise.
13719 (expand_builtin_va_copy): Likewise.
13720 (expand_builtin_frame_address): Likewise.
13721 (expand_builtin_alloca): Likewise.
13722 (expand_builtin_bswap): Likewise.
13723 (expand_builtin_unop): Likewise.
13724 (expand_builtin_fputs): Likewise.
13725 (expand_builtin_expect): Likewise.
13726 (expand_builtin_fabs): Likewise.
13727 (expand_builtin_copysign): Likewise.
13728 (expand_builtin_printf): Likewise.
13729 (expand_builtin_fprintf): Likewise.
13730 (expand_builtin_sprintf): Likewise.
13731 (expand_builtin_init_trampoline): Likewise.
13732 (expand_builtin_signbit): Likewise.
13733 (expand_builtin_fork_or_exec): Likewise.
13734 (expand_builtin_sync_operation): Likewise.
13735 (expand_builtin_compare_and_swap): Likewise.
13736 (expand_builtin_lock_test_and_set): Likewise.
13737 (expand_builtin_lock_release): Likewise.
13738 (expand_builtin): Likewise.
13739 (builtin_mathfn_code): Likewise.
13741 (fold_builtin_constant_p): Pass call arguments individually instead
13742 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13743 accessors and constructors. Return NULL_TREE instead of 0.
13744 (fold_builtin_expect): Likewise.
13745 (fold_builtin_classify_type): Likewise.
13746 (fold_builtin_strlen): Likewise.
13747 (fold_builtin_nan): Likewise.
13748 (integer_valued_real_p): Likewise.
13749 (fold_trunc_transparent_mathfn): Likewise.
13750 (fold_fixed_mathfn): Likewise.
13751 (fold_builtin_cabs): Likewise.
13752 (fold_builtin_sqrt): Likewise.
13753 (fold_builtin_cbrt): Likewise.
13754 (fold_builtin_cos): Likewise.
13755 (fold_builtin_cosh): Likewise.
13756 (fold_builtin_tan): Likewise.
13757 (fold_builtin_sincos): Likewise.
13758 (fold_builtin_cexp): Likewise.
13759 (fold_builtin_trunc): Likewise.
13760 (fold_builtin_floor): Likewise.
13761 (fold_builtin_ceil): Likewise.
13762 (fold_builtin_round): Likewise.
13763 (fold_builtin_int_roundingfn): Likewise.
13764 (fold_builtin_bitop): Likewise.
13765 (fold_builtin_bswap): Likewise.
13766 (fold_builtin_logarithm): Likewise.
13767 (fold_builtin_hypot): Likewise.
13768 (fold_builtin_pow): Likewise.
13769 (fold_builtin_powi): Likewise.
13770 (fold_builtin_exponent): Likewise.
13771 (fold_builtin_memset): Likewise.
13772 (fold_builtin_bzero): Likewise.
13773 (fold_builtin_memory_op): Likewise.
13774 (fold_builtin_bcopy): Deleted; call site changed to invoke
13775 fold_builtin_memory_op directly.
13776 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13777 (fold_builtin_strncpy): Likewise.
13778 (fold_builtin_memcmp): Likewise.
13779 (fold_builtin_strcmp): Likewise.
13780 (fold_builtin_strncmp): Likewise.
13781 (fold_builtin_signbit): Likewise.
13782 (fold_builtin_copysign): Likewise.
13783 (fold_builtin_isascii): Likewise.
13784 (fold_builtin_toascii): Likewise.
13785 (fold_builtin_isdigit): Likewise.
13786 (fold_builtin_fabs): Likewise.
13787 (fold_builtin_abs): Likewise.
13788 (fold_builtin_fmin_fmax): Likewise.
13789 (fold_builtin_carg): Likewise.
13790 (fold_builtin_classify): Likewise.
13791 (fold_builtin_unordered_cmp): Likewise.
13793 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13794 New functions split out from fold_builtin_1.
13795 (fold_builtin_n): New.
13796 (fold_builtin_varargs): New.
13797 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13799 (fold_call_expr): New.
13800 (build_function_call_expr): Rewrite to use new helper function.
13801 (fold_builtin_call_list): New.
13802 (build_call_expr): New.
13803 (fold_builtin_call_valist): New.
13804 (rewrite_call_expr): New.
13805 (validate_arg): New.
13806 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13807 of an arglist. Change return type to bool. Use new CALL_EXPR
13810 (fold_builtin_strstr): Pass call arguments individually instead
13811 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13812 accessors and constructors. Return NULL_TREE instead of 0.
13813 (fold_builtin_strchr): Likewise.
13814 (fold_builtin_strrchr): Likewise.
13815 (fold_builtin_strpbrk): Likewise.
13816 (fold_builtin_strcat): Likewise.
13817 (fold_builtin_strncat): Likewise.
13818 (fold_builtin_strspn): Likewise.
13819 (fold_builtin_strcspn): Likewise.
13820 (fold_builtin_fputs): Likewise.
13821 (fold_builtin_next_arg): Likewise.
13822 (fold_builtin_sprintf): Likewise.
13824 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13825 NULL_RTX instead of 0.
13826 (expand_builtin_memory_chk): Likewise.
13827 (maybe_emit_chk_warning): Likewise.
13828 (maybe_emit_sprintf_chk_warning): Likewise.
13830 (fold_builtin_object_size): Pass call arguments individually instead
13831 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13832 accessors and constructors. Return NULL_TREE instead of 0.
13833 (fold_builtin_memory_chk): Likewise.
13834 (fold_builtin_stxcpy_chk): Likewise.
13835 (fold_builtin_strncpy_chk): Likewise.
13836 (fold_builtin_strcat_chk): Likewise.
13837 (fold_builtin_strcat_chk): Likewise.
13838 (fold_builtin_strncat_chk): Likewise.
13839 (fold_builtin_sprintf_chk): Likewise.
13840 (fold_builtin_snprintf_chk): Likewise.
13841 (fold_builtin_printf): Likewise.
13842 (fold_builtin_vprintf): Likewise.
13844 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13846 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13847 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13848 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13849 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13850 (fold_unary): Likewise.
13851 (fold_binary): Likewise.
13852 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13853 ternary expressions.
13854 (fold): Add logic for tcc_vl_exp.
13855 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13856 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13857 (fold_build3_stat): Add assertion to flag broken interface for
13858 constructing CALL_EXPRs.
13859 (fold_build_call_list): New.
13860 (fold_build_call_list_initializer): New.
13861 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13863 (fold_strip_sign_ops): Likewise.
13865 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13866 Brooks Moses <brooks.moses@codesourcery.com>
13867 Lee Millward <lee.millward@codesourcery.com>
13869 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13870 accessors and dump arguments explicitly.
13872 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13874 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13876 (print_call_name): Use new CALL_EXPR accessors.
13878 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13879 CALL_EXPR arguments explicitly instead of as a list. Use
13880 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13882 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13883 (vrp_visit_stmt): Likewise.
13885 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13886 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13888 (force_move_till_expr): Likewise.
13890 * targhooks.c (default_external_stack_protect_fail): Use
13891 build_call_expr instead of build_function_call_expr.
13892 (default_hidden_stack_protect_fail): Likewise.
13894 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13897 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13898 and walk arguments explicitly.
13900 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13901 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13902 (expand_simple_operations): Likewise.
13903 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13905 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13906 of TREE_CODE_LENGTH.
13907 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13909 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13910 instead of TREE_CODE_LENGTH.
13912 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13913 (tree_ic_transform): Likewise.
13914 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13915 parameter instead of arglist. Fix callers.
13916 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13917 (tree_stringops_transform): Likewise.
13918 (tree_indirect_call_to_profile): Likewise.
13919 (tree_stringops_values_to_profile): Likewise.
13921 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13922 (eliminate_tail_call): Likewise.
13924 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13926 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13927 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13929 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13931 * omp-low.c (build_omp_barrier): Use build_call_expr.
13932 (lower_rec_input_clauses): Likewise.
13933 (lower_reduction_clauses): Likewise.
13934 (expand_parallel_call): Likewise.
13935 (maybe_catch_exception): Likewise.
13936 (expand_omp_for_generic): Likewise.
13937 (expand_omp_for_static_nochunk): Likewise.
13938 (expand_omp_sections): Likewise.
13939 (lower_omp_single_simple): Likewise.
13940 (lower_omp_single_copy): Likewise.
13941 (lower_omp_master): Likewise.
13942 (lower_omp_ordered): Likewise.
13943 (lower_omp_critical): Likewise.
13945 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13946 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13948 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13949 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13950 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13952 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13953 and generalize to handle any number of operands.
13954 (chrec_contains_undetermined): Likewise.
13955 (tree_contains_chrecs): Likewise.
13956 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13958 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13960 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13961 fold_call_expr instead of fold_builtin.
13962 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13963 match declarations there.
13964 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13967 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13968 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13970 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13971 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13973 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13976 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13977 (execute_cse_sincos): Use new CALL_EXPR accessors.
13979 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13981 * gimple-low.c (lower_function_body): Use build_call_expr.
13982 (lower_builtin_setjmp): Likewise.
13984 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13985 (set_storage_via_libcall): Likewise.
13986 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13987 instead of TREE_CODE_LENGTH.
13988 (expand_expr_real_1): Use new CALL_EXPR accessors.
13990 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13991 generalize to handle any number of operands.
13992 (TB_parent_eq): Likewise.
13994 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13995 (strip_builtin_expect): Likewise.
13997 * function.c (gimplify_parameters): Use build_call_expr.
13999 * tree-vectorizer.c (vect_is_simple_reduction): Use
14000 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14002 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14003 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14005 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14008 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14009 (gimplify_decl_expr): Likewise.
14010 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14011 Use new CALL_EXPR iterators.
14012 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14013 (gimplify_modify_expr_to_memset): Likewise.
14014 (gimplify_variable_sized_compare): Likewise.
14015 (gimplify_omp_atomic_fetch_op): Likewise.
14016 (gimplify_omp_atomic_pipeline): Likewise.
14017 (gimplify_omp_atomic_mutex): Likewise.
14018 (gimplify_function_tree): Likewise.
14020 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14021 (call_expr_flags): Likewise.
14022 (expand_call): Likewise.
14024 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14025 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14028 * coverage.c (create_coverage): Use build_call_expr.
14030 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14031 (temp_call_expr_obstack): New.
14032 (pool_copy_list): Delete.
14033 (temp_copy_call_expr): New.
14034 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14035 CALL_EXPR accessors. Get rid of special goo for copying argument
14036 lists and use temp_copy_call_expr instead.
14037 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14038 CALL_EXPR accessors.
14039 (create_expression_by_pieces): Likewise. Use build_call_array
14040 to construct the result instead of fold_build3.
14041 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14042 dealing with argument lists.
14043 (init_pre): Remove references to expression_node_pool and
14044 list_node_pool. Init temp_call_expr_obstack instead.
14045 (fini_pre): Remove references to expression_node_pool and
14048 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14049 and walk arguments explicitly instead of as a list.
14051 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14052 (mx_register_decls): Likewise.
14053 (mudflap_register_call): Likewise.
14054 (mudflap_finish_file): Likewise.
14056 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14057 (ipa_callsite_compute_param): Likewise.
14059 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14060 accessors and constructor.
14062 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14063 accessors and constructor.
14064 (convert_tramp_reference): Likewise.
14065 (convert_call_expr): Likewise.
14066 (finalize_nesting_tree_1): Likewise.
14068 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14071 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14073 * tree-inline.c (initialize_inlined_parameters): Pass entire
14074 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14076 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14077 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14080 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14081 (vectorizable_reduction): Likewise.
14082 (vectorizable_call): Use new CALL_EXPR iterators.
14083 (vectorizable_conversion): Use build_call_expr.
14084 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14085 (vect_gen_widened_results_half): Use build_call_expr.
14086 (vect_setup_realignment): Likewise.
14087 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14089 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14090 (pass_through_call): Likewise.
14091 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14094 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14095 (tree_gen_pow2_profiler): Likewise.
14096 (tree_gen_one_value_profiler): Likewise.
14097 (tree_gen_ic_func_profiler): Likewise.
14098 (tree_gen_average_profiler): Likewise.
14099 (tree_gen_ior_profiler): Likewise.
14101 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14102 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14103 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14105 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14106 of TREE_CODE_LENGTH.
14108 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14109 of TREE_CODE_LENGTH.
14111 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14113 (convert_to_integer): Likewise.
14115 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14118 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14119 Brooks Moses <brooks.moses@codesourcery.com>
14120 Lee Millward <lee.millward@codesourcery.com>
14122 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14124 * config/frv/frv.c (frv_expand_builtin): Likewise.
14125 * config/s390/s390.c (s390_expand_builtin): Likewise.
14127 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14128 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14130 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14131 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14132 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14133 (ix86_expand_store_builtin): Likewise.
14134 (ix86_expand_unop_builtin): Likewise.
14135 (ix86_expand_unop1_builtin): Likewise.
14136 (ix86_expand_sse_compare): Likewise.
14137 (ix86_expand_sse_comi): Likewise.
14138 (ix86_expand_vec_init_builtin): Likewise.
14139 (ix86_expand_vec_ext_builtin): Likewise.
14140 (ix86_expand_vec_set_builtin): Likewise.
14141 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14143 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14144 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14146 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14147 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14148 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14150 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14152 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14153 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14154 arglist. Use new CALL_EXPR accessors. Fix callers.
14155 (altivec_expand_abs_builtin): Likewise.
14156 (rs6000_expand_binop_builtin): Likewise.
14157 (altivec_expand_predicate_builtin): Likewise.
14158 (altivec_expand_lv_builtin): Likewise.
14159 (spe_expand_stv_builtin): Likewise.
14160 (altivec_expand_stv_builtin): Likewise.
14161 (rs6000_expand_ternop_builtin): Likewise.
14162 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14163 (altivec_expand_st_builtin): Likewise.
14164 (altivec_expand_dst_builtin): Likewise.
14165 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14166 arglist. Use new CALL_EXPR accessors. Fix callers.
14167 (altivec_expand_vec_set_builtin): Likewise.
14168 (altivec_expand_vec_ext_builtin): Likewise.
14169 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14170 (spe_expand_builtin): Likewise.
14171 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14172 arglist. Use new CALL_EXPR accessors. Fix callers.
14173 (spe_expand_evsel_builtin): Likewise.
14174 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14175 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14177 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14178 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14179 (arm_expand_unop_builtin): Likewise.
14180 (arm_expand_builtin): Use new CALL_EXPR accessors.
14182 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14185 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14186 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14188 (bfin_expand_unop_builtin): Likewise.
14189 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14191 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14192 Brooks Moses <brooks.moses@codesourcery.com>
14193 Lee Millward <lee.millward@codesourcery.com>
14195 * c-semantics.c (build_stmt): Add internal diagnostic check.
14197 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14198 accessors. Print arguments explicitly instead of as a list.
14200 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14202 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14203 (c_finish_omp_flish): Likewise.
14205 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14206 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14207 instead of TREE_CODE_LENGTH.
14208 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14209 (c_warn_unused_result): Likewise.
14211 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14214 * doc/invoke.texi (Warning Options): Remove
14215 -Werror-implicit-function-declaration.
14216 (Wimplicit-function-declaration): Update description.
14217 * opts.c (common_handle_option): Move handling of -Werror=* to...
14218 (enable_warning_as_error): ...here.
14219 * opts.h (enable_warning_as_error): Declare.
14220 * c-decl.c (implicit_decl_warning): Unless
14221 -Wno-implicit-function-declaration is given, emit a pedwarn if
14222 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14223 * c.opt (Wimplicit-function-declaration): Replace
14224 mesg_implicit_function_declaration with
14225 warn_implicit_function_declaration.
14226 * c-opts.c (c_common_handle_option):
14227 -Werror-implicit-function-declaration is exactly equal as
14228 -Werror=implicit-function-declaration.
14229 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14230 warn_implicit_function_declaration.
14231 (c_common_post_options): -Wimplict-function-declaration is enabled
14232 by default by -std=c99, otherwise is disabled by default.
14233 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14235 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14237 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14238 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14239 former is ignored but not the latter.
14241 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14243 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14244 is made and the reference doesn't use the alias set of its type,
14245 do not create the temporary using that type.
14247 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14249 * jump.c: Remove prototypes for delete_computation and
14250 delete_prior_computation.
14252 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14254 * jump.c (get_label_after): Delete.
14255 (get_label_before, delete_computation, delete_jump,
14256 delete_prior_computation, follow_jumps): Move...
14257 * reorg.c (delete_computation, delete_prior_computation): ... here...
14258 (get_label_before, delete_jump): ... making these static ...
14259 (follow_jumps): ... and simplifying this since it only runs after
14261 * rtl.h (get_label_after, get_label_before, delete_jump,
14262 follow_jumps): Delete prototypes.
14264 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14266 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14268 2007-02-15 Nick Clifton <nickc@redhat.com>
14270 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14271 order to prevent it from being munged by the target.
14273 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14275 * config/i386/i386.md: Remove misleading comment.
14277 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14279 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14280 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14283 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14285 * tree-sra.c (instantiate_missing_elements): Canonicalize
14287 (sra_build_assignment): New.
14288 (generate_copy_inout, generate_element_copy,
14289 generate_element_zero, generate_one_element_init): Use it.
14291 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14293 * tree-sra.c (instantiate_missing_elements): Canonicalize
14295 (sra_build_assignment): New.
14296 (generate_copy_inout, generate_element_copy,
14297 generate_element_zero, generate_one_element_init): Use it.
14299 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14301 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14304 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14306 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14307 types as aggregates not scalars.
14308 * function.c (assign_stack_temp_for_type): Likewise.
14310 2007-02-14 Roger Sayle <roger@eyesopen.com>
14311 Zdenek Dvorak <dvorakz@suse.cz>
14313 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14316 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14318 * passes.c (next_pass_1): Clear the next field of the copied
14321 2007-02-14 Richard Henderson <rth@redhat.com>
14323 * tree-sra.c (early_sra): New.
14324 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14325 (tree_sra_early, pass_sra_early): New.
14326 * tree-pass.h (pass_sra_early): Declare.
14327 * passes.c (init_optimization_passes): Use it.
14329 2007-02-14 Richard Guenther <rguenther@suse.de>
14331 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14333 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14335 PR tree-optimization/30771
14336 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14338 (vect_analyze_operations): Induction phis can now be marked as
14340 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14341 Update documentation accordingly.
14343 2007-02-14 Nick Clifton <nickc@redhat.com>
14345 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14346 most 3 arguments are supported.
14347 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14349 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14351 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14352 Ensure dst->current is valid.
14354 2007-02-13 Paul Brook <paul@codesourcery.com>
14356 * config.gcc: Add arm*-*-uclinux-*eabi.
14357 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14358 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14359 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14360 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14361 (LINK_SPEC): Define.
14362 (LIB_SPEC): Define.
14363 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14365 * config/arm/uclinux-eabi.h: New file.
14366 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14367 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14370 2007-02-13 Ian Lance Taylor <iant@google.com>
14372 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14373 * flags.h (warn_strict_overflow): Declare.
14374 (enum warn_strict_overflow_code): Define.
14375 (issue_strict_overflow_warning): New static inline function.
14376 * opts.c (warn_strict_overflow): New variable.
14377 (common_handle_option): Handle OPT_Wstrict_overflow and
14378 OPT_Wstrict_overflow_.
14379 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14381 * fold-const.c: Include intl.h.
14382 (fold_deferring_overflow_warnings): New static variable.
14383 (fold_deferred_overflow_warning): New static variable.
14384 (fold_deferred_overflow_code): New static variable.
14385 (fold_defer_overflow_warnings): New function.
14386 (fold_undefer_overflow_warnings): New function.
14387 (fold_undefer_and_ignore_overflow_warnings): New function.
14388 (fold_deferring_overflow_warnings_p): New function.
14389 (fold_overflow_warning): New static function.
14390 (make_range): Add strict_overflow_p parameter. Change all
14392 (extract_muldiv, extract_muldiv_1): Likewise.
14393 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14394 tree_expr_nonnegative_p.
14395 (fold_negate_expr): Call fold_overflow_warning.
14396 (fold_range_test): Likewise.
14397 (fold_comparison): Likewise.
14398 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14399 instead of tree_expr_nonnegative_p.
14400 (tree_expr_nonnegative_warnv_p): Rename from
14401 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14402 (tree_expr_nonnegative_p): New function.
14403 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14404 strict_overflow_p parameter.
14405 (tree_expr_nonzero_p): New function.
14406 * passes.c (verify_interpass_invariants): New static function.
14407 (execute_one_pass): Call it.
14408 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14410 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14411 (estimate_numbers_of_iterations): Likewise.
14412 (scev_probably_wraps_p): Likewise.
14413 * tree-ssa-ccp.c: Include "toplev.h".
14414 (evaluate_stmt): Defer fold overflow warnings until we know we are
14416 (struct fold_stmt_r_data): Add stmt field.
14417 (fold_stmt_r): Defer fold overflow warnings until we know we
14419 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14420 (fold_stmt_inplace): Likewise.
14421 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14422 (cleanup_control_expr_graph): Defer fold overflow warnings until
14423 we know we are going to optimize.
14424 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14425 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14427 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14428 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14429 * tree-ssa-loop-manip.c (create_iv): Likewise.
14430 * c-typeck.c (build_conditional_expr): Likewise.
14431 (build_binary_op): Likewise.
14432 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14433 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14434 (extract_range_from_unary_expr): Likewise.
14435 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14436 assuming that signed overflow does not occur.
14437 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14438 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14439 (fold_defer_overflow_warnings): Declare.
14440 (fold_undefer_overflow_warnings): Declare.
14441 (fold_undefer_and_ignore_overflow_warnings): Declare.
14442 (fold_deferring_overflow_warnings_p): Declare.
14443 (tree_expr_nonzero_warnv_p): Declare.
14444 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14445 of warning options.
14446 (Warning Options): Document -Wstrict-overflow.
14447 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14448 (tree-ssa-ccp.o): Likewise.
14449 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14450 (fold-const.o): Depend on intl.h.
14452 2007-02-13 Ian Lance Taylor <iant@google.com>
14454 PR middle-end/30751
14455 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14458 2007-02-13 Stuart Hastings <stuart@apple.com>
14460 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14462 2007-02-13 Richard Henderson <rth@redhat.com>
14464 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14465 handled_component_p before looking for the indirect_ref.
14467 2007-02-13 Richard Henderson <rth@redhat.com>
14469 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14470 remove flags clobber.
14471 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14472 (bswaphi_lowpart): New.
14473 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14474 remove TARGET_BSWAP test. Delete expander of the same name.
14476 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14477 (expand_unop): Use them.
14479 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14481 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14482 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14483 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14484 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14485 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14486 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14487 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14488 assembler dialect choice from asm templates.
14490 2007-02-12 Richard Henderson <rth@redhat.com>
14492 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14493 (fixuns_trunc<SSEMODEF>si2): Use it.
14494 * config/i386/sse.md (vec_setv4sf_0): Export.
14495 * config/i386/i386.c (ix86_build_const_vector): Export.
14496 (ix86_split_convert_uns_si_sse): Rename from
14497 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14498 * config/i386/i386-protos.h: Update.
14500 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14503 * c-typeck.c (c_finish_return): Improve warning message.
14505 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14507 * alias.c (find_symbolic_term): Delete unused function.
14509 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14512 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14513 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14515 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14517 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14518 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14519 the function, temporarily point the debug interface to the null one.
14521 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14523 * dwarf2out.c (round_up_to_align): New static function.
14524 (field_byte_offset): Use it to round the offset.
14526 2007-02-12 Richard Henderson <rth@redhat.com>
14528 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14529 (inswl_const): Export.
14531 2007-02-12 Richard Henderson <rth@redhat.com>
14533 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14534 result mode of the libcall, convert back to outmode.
14536 2007-02-12 Roger Sayle <roger@eyesopen.com>
14538 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14539 (bswapdi2): New define_expand to implement 32-bit implementation.
14541 2007-02-12 Nick Clifton <nickc@redhat.com>
14543 * doc/invoke.texi (Overall Options): Document --help=.
14544 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14545 (cc1_options): Pass --help= on to cc1.
14546 (display_help): Add description of --help=.
14547 (process_command): Add code to handle --help=. Allow translated
14548 --help and --target-help switches to be passed on to compiler
14550 (main): Remove unused if statement.
14551 * opts.c (columns): Remove.
14552 (LEFT_COLUMN): Define.
14553 (wrap_help): Add columns argument.
14554 (print_filtered_help): Change parameters to be an include bitmask,
14555 an exclude bitmask, an any bitmask and the column width. Move the
14556 code to display the params list here. Add code to display the
14557 status of options rather than their descriptions if the quiet flag
14559 (print_specific_help): Change parameters to be an include bitmask,
14560 an exclude bitmask and an any bitmask. Move code to look up the
14561 column width here. Decide upon the title for an options listing.
14562 (common_handle_options): Add code to handle --help=. Adapt code
14563 for --help and --target-help to use the revised form of the
14564 print_specific_help function.
14565 (print_help): Delete.
14566 (print_param_help): Delete.
14567 (print_switch): Delete.
14568 * opts.h (cl_lang_count): Add prototype.
14569 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14570 CL_MAX_OPTION_CLASS): New defines.
14571 * optc-gen.awk: Add construction of cl_lang_count.
14572 * c.opt: Add Warning attribute to warning options and Optimization
14573 attribute to optimization options.
14574 * common.opt: Likewise.
14576 Add -fhelp and -ftarget-help as aliases for the transformed --help
14577 and --target-help options.
14578 * opt-functions.awk: Add code to handle Warning and Optimization
14581 2007-02-12 Richard Henderson <rth@redhat.com>
14583 * config/alpha/constraints.md: New file.
14584 * config/alpha/alpha.c: Include tm-constrs.h.
14585 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14586 alpha_extra_constraint): Remove.
14587 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14588 * config/alpha/alpha-protos.h: Update.
14589 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14590 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14591 (EXTRA_CONSTRAINT): Remove.
14592 * config/alpha/alpha.md: Include constraints.md.
14593 (adddi splitter): Use satisfies_constraint_*.
14594 * config/alpha/predicates.md (add_operand): Likewise.
14595 (sext_add_operand, addition_operation): Likewise.
14597 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14599 PR tree-optimization/29145
14600 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14601 in our handling of restrict qualified pointers.
14603 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14606 * doc/invoke.texi (Wunused-value): Update description.
14607 (Wextra): Delete item.
14608 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14609 value of Wunused-value.
14610 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14611 (c_finish_stmt_expr): Don't check extra_warnings.
14612 (emit_side_effect_warnings): The caller is responsible to check
14615 2007-02-11 Roger Sayle <roger@eyesopen.com>
14616 Matt Thomas <matt@3am-software.com>
14618 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14620 2007-02-11 Roger Sayle <roger@eyesopen.com>
14622 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14623 comparisons of POPCOUNT against zero.
14624 (simplify_const_relational_operation): Likewise.
14626 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14628 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14630 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14632 * dwarf2out.c (root_type): Delete unused function.
14634 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14636 * genattrtab.c (contained_in_p): Delete unused function.
14637 (write_expr_attr_cache): Likewise.
14639 2007-02-11 Jan Hubicka <jh@suse.cz>
14641 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14644 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14646 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14647 to add the REG_EQ* note.
14648 * see.c (see_merge_one_use_extension): Likewise.
14649 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14650 turn REG_EQUAL notes into REG_EQUIV notes if the target
14651 register may have more than one set.
14652 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14653 * gcse.c (try_replace_reg): Likewise.
14654 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14655 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14656 more than one REG_EQUIV note.
14657 * reload1.c (gen_reload): Use set_unique_reg_note.
14659 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14662 (ix86_builtin_conversion): New function.
14664 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14667 * tree.h (DECL_REPLACEABLE_P): New macro.
14668 * except.c (set_nothrow_function_flags): Likewise.
14670 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14671 Ira Rosen <irar@il.ibm.com>
14672 Dorit Nuzman <dorit@il.ibm.com>
14674 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14675 * targhooks.c (default_builtin_vectorized_conversion): New.
14676 * targhooks.h (default_builtin_vectorized_function): New declaration.
14677 * target.h (struct vectorize): Add builtin_conversion field.
14678 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14679 stmt_vec_info_type value.
14680 (vectorizable_conversion): New declaration.
14681 * tree-vect-analyze.c (vect_analyze_operations): Add
14682 vectorizable_conversion call.
14683 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14684 * tree-vect-transform.c (vectorizable_conversion): New function.
14685 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14686 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14688 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14689 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14690 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14691 or ALTIVEC_BUILTIN_VCFSX.
14693 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14696 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14697 CONST_DOUBLE and operand 0 is a hard register.
14698 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14699 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14700 is a hard floating-point register.
14702 2007-02-10 Richard Henderson <rth@redhat.com>
14703 Jakub Jelinek <jakub@redhat.com>
14704 Alexandre Oliva <aoliva@redhat.com>
14706 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14707 * builtin-types.def (BT_WORD): Make unsigned.
14708 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14709 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14710 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14711 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14712 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14713 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14715 * expr.c (emutls_var_address): New.
14716 (expand_expr_real_1): Expand emulated tls.
14717 (expand_expr_addr_expr_1): Likewise.
14718 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14719 * output.h (emutls_finish): Declare.
14720 * toplev.c (compile_file): Call it.
14721 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14722 address before wrapping in CONST.
14723 * varasm.c (emutls_htab, emutls_object_type): New.
14724 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14725 (get_emutls_object_name, get_emutls_object_type): New.
14726 (get_emutls_init_templ_addr, emutls_decl): New.
14727 (emutls_common_1, emutls_finish): New.
14728 (assemble_variable): When emulating tls, swap decls; generate
14729 constructor for the emutls objects.
14730 (do_assemble_alias): When emulating tls, swap decl and target name.
14731 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14733 * varpool.c (decide_is_variable_needed): Look at force_output.
14734 Recurse for emulated tls.
14735 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14736 with decide_is_variable_needed.
14737 * emutls.c: New file.
14738 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14739 tls_object for real tls.
14741 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14743 PR rtl-optimization/29599
14744 * reload1.c (eliminate_regs_in_insn): Take the destination
14745 mode into account when computing the offset.
14747 2007-02-09 Stuart Hastings <stuart@apple.com>
14748 Richard Henderson <rth@redhat.com>
14750 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14751 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14752 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14753 fixuns_truncdfhi2): New.
14754 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14755 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14756 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14757 (floatunssidf2): Allow nonimmediate source.
14758 * config/i386/sse.md (movdi_to_sse): New.
14759 (vec_concatv2di): Drop '*'.
14760 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14761 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14762 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14764 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14765 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14766 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14767 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14768 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14769 ix86_build_const_vector.
14770 (x86_emit_floatuns): Rewrite.
14772 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14774 * genautomata.c (longest_path_length): Delete unused function.
14775 (struct state): Delete unused longest_path_length.
14776 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14777 (get_free_state): Delete unused.
14779 2007-02-09 Jan Hubicka <jh@suse.cz>
14781 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14782 * doc/invoke.texi (inline-unit-growth): Update default value.
14784 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14785 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14786 (rebuild_cgraph_edges): Likewise.
14787 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14788 (dump_cgraph_node): Dump frequencies.
14789 (cgraph_clone_edge): Add frequency scales.
14790 (cgraph_clone_node): Add freuqnecy.
14791 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14792 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14793 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14794 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14795 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14796 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14797 (save_inline_function_body): Likewise.
14798 * ipa-inline.c: inluce rtl.h
14799 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14800 (cgraph_edge_badness): Use frequencies.
14801 (cgraph_decide_recursive_inlining): Update clonning.
14802 (cgraph_decide_inlining_of_small_function): Dump frequency.
14803 * predict.c (estimate_bb_frequencies): Export.
14804 * predict.h (estimate_bb_frequencies): Declare.
14805 * tree-inline.c (copy_bb): Watch overflows.
14806 (expand_call_inline): Update call of cgraph_create_edge.
14807 (optimize_inline_calls): Use TODO flags to update frequnecies.
14808 * passes.h: Include predict.h
14809 (init_optimization_passes): Move profile ahead.
14810 (execute_function_todo): Handle TODO_rebuild_frequencies.
14812 2007-02-09 Roger Sayle <roger@eyesopen.com>
14814 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14815 the insbl or inswl pattern into a register.
14817 2007-02-09 Roger Sayle <roger@eyesopen.com>
14819 * config/ia64/ia64.md (bswapdi2): New define_insn.
14821 2007-02-09 Richard Henderson <rth@redhat.com>
14823 * config/i386/constraints.md (Ym): New constraint.
14824 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14825 (movdi_1_rex64): Split sse and xmm general register moves from
14826 memory move alternatives. Use conditional register constraints.
14827 (movsf_1, movdf_integer): Likewise.
14828 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14829 (movdf_integer_rex64): New.
14830 (pushsf_rex64): Fix output constraints.
14831 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14832 (sse2_stored): Likewise.
14833 (sse2_storeq_rex64): New.
14834 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14835 amd and not generic.
14836 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14837 for optimize_size. Remove SF/DFmode hack.
14839 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14841 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14844 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14845 Richard Sandiford <richard@codesourcery.com>
14847 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14848 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14849 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14850 m68k/t-mlib to tmake_file.
14851 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14852 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14853 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14854 Allow it to be cf or m68k. Set m68k_arch_family. If that
14855 variable is not empty, add t-$m68k_arch_family to tmake_file.
14856 Add t-mlibs to tmake_file.
14857 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14858 * config/m68k/t-cf: New file.
14859 * config/m68k/t-m68k: Likewise.
14860 * config/m68k/t-mlibs: Likewise.
14861 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14862 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14863 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14864 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14865 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14867 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14868 (INSTALL_LIBGCC): Delete.
14869 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14870 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14871 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14872 (M68K_MLIB_CPU): Define.
14873 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14874 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14875 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14877 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14878 Richard Guenther <rguenther@suse.de>
14880 PR middle-end/23361
14881 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14882 against INT_MIN/INT_MAX.
14883 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14884 file if a loop is removed.
14886 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14888 * calls.c (store_one_arg): Pass correct alignment to
14889 emit_push_insn for non-BLKmode values.
14890 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14891 unaligned stack slot via a suitably aligned slot.
14893 2007-02-08 DJ Delorie <dj@redhat.com>
14895 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14897 (legal_subregs): Use unsigned char, make const.
14898 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14900 2007-02-08 Paul Brook <paul@codesourcery.com>
14902 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14903 special interworking needed.
14905 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14907 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14908 conditional to __SSE2__.
14909 (Entries below should have been added to first ChangeLog
14910 entry for amdfam10 dated 2007-02-05)
14911 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14913 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14915 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14918 2007-02-08 DJ Delorie <dj@redhat.com>
14920 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14921 * config/m32c/m32c.c (legal_subregs): New.
14922 (m32c_illegal_subreg_p): New.
14923 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14924 unsupported subregs of hard regs.
14926 2007-02-08 Jan Hubicka <jh@suse.cz>
14928 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14929 the same one; always update histograms.
14931 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14933 * passes.c (init_optimization_passes): Tidy comment.
14935 2007-02-08 Roger Sayle <roger@eyesopen.com>
14937 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14938 strip zero_extend, bswap and rotates from POCOUNT's argument.
14939 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14940 zero_extend and rotates from PARITY's argument.
14941 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14942 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14943 of an integer constant at compile-time.
14945 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14948 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14950 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14953 * tree-ssa-live.c (remove_unused_locals): Do not remove
14954 TREE_ADDRESSABLE variables.
14955 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14956 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14957 FOR_CLOBBER. Update all users.
14958 If VAR has an associated alias set, add a virtual operand for
14959 it if no alias is found to conflict with the memory reference.
14961 2007-02-07 Jan Hubicka <jh@suse.cz>
14962 Robert Kidd <rkidd@crhc.uiuc.edu>
14964 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14966 2007-02-07 Ian Lance Taylor <iant@google.com>
14968 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14970 2007-02-07 Roger Sayle <roger@eyesopen.com>
14972 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14973 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14974 tablejumpdi, movsi_to_cr_one): Remove constraints from
14975 define_expand's match_operands.
14977 2007-02-07 Roger Sayle <roger@eyesopen.com>
14979 * global.c (compute_regsets): Move declatation of "i" inside of
14980 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14982 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14985 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14986 of INDIRECT_REF <RESULT_DECL>.
14988 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14990 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14991 Kaz Kojima <kkojima@gcc.gnu.org>
14994 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14996 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14998 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15000 * doc/loop.texi: Document possibility not to perform disambiguation
15001 of loops with multiple latches.
15002 * cfgloopmanip.c (alp_enum_p): Removed.
15003 (add_loop): Handle subloops. Use get_loop_body_with_size.
15004 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15005 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15006 the new forwarder block.
15007 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15008 Handle the case latch is NULL.
15009 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15010 modifications when marking loop exits.
15011 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15013 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15014 disambiguate_loops_with_multiple_latches.
15015 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15016 before fix_loop_structure.
15017 * cfgloop.c: Include pointer-set.h and output.h.
15018 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15019 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15020 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15021 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15022 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15023 disambiguate_multiple_latches, get_loop_body_with_size,
15024 disambiguate_loops_with_multiple_latches): New functions.
15025 (flow_loop_dump): Dump multiple latch edges.
15026 (flow_loop_nodes_find): Handle loops with multiple latches.
15027 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15028 (glb_enum_p): Modified.
15029 (get_loop_body): Use get_loop_body_with_size.
15030 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15031 (AVOID_CFG_MODIFICATIONS): New constant.
15032 (disambiguate_loops_with_multiple_latches, add_loop,
15033 get_loop_body_with_size): Declare.
15034 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15036 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15038 PR inline-asm/28686
15039 * global.c (compute_regsets): New function.
15040 (global_alloc): Refactored ELIMINABLE_REGSET
15041 and NO_GLOBAL_ALLOC_REGS computation out.
15042 (rest_of_handle_global_alloc): Call compute_regsets()
15043 for non-optimizing case.
15045 2007-02-06 Richard Henderson <rth@redhat.com>
15047 * config/i386/constraints.md (Y2): Rename from Y.
15048 (Yi): New constraint.
15049 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15050 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15051 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15052 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15053 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15054 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15055 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15056 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15057 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15058 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15059 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15060 vec_extractv2si_1): Change Y constraints to Y2.
15061 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15062 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15063 Change Y constraints to Y2.
15064 (sse2_loadld): Change Y constraints to x.
15066 2007-02-06 Roger Sayle <roger@eyesopen.com>
15068 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15069 (parity<mode>2): New define_expand using rs6000_emit_parity.
15070 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15071 rs6000_emit_parity): New functions.
15072 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15073 rs6000_emit_parity): Prototype here.
15075 2007-02-06 Ian Lance Taylor <iant@google.com>
15077 * lower-subreg.c (simple_move_operand): Reject CONST.
15078 (resolve_clobber): Call validate_change rather than directly
15079 assigning to XEXP (pat, 0).
15081 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15083 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15084 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15085 (tree-cfg.o): Remove hashtab.h dependency.
15087 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15088 (struct ivopts_data): Change niters to pointer_map_t.
15089 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15090 (niter_for_exit): Create pointer_map on demand. Change for
15092 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15093 (free_loop_data): Destroy data->niters if created and reset field.
15094 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15095 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15097 * tree-ssa-reassoc.c: Include pointer-set.h.
15098 (bb_rank): Change to long *.
15099 (operand_rank): Change to pointer_map_t.
15100 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15101 (insert_operand_rank): Accept long.
15102 (operand_entry_hash, operand_entry_eq): Remove.
15103 (get_rank): Return long. Adjust for changes above.
15104 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15106 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15108 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15109 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15110 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15112 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15113 directly since it cannot be NULL.
15114 (get_vi_for_tree): Rewrite for pointer_map API.
15115 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15116 (init_alias_vars): Create vi_for_tree as pointer_map.
15117 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15119 * tree-cfg.c: Don't include hashtab.h.
15120 (edge_to_cases): Declare as pointer_map.
15121 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15123 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15124 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15125 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15127 (record_switch_edge): Delete.
15128 (get_cases_for_edge): Adjust for pointer_map API, inline
15129 record_switch_edge (rewritten for new API), remove goto.
15131 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15133 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15134 * tree-nested.c: Include pointer-set.h.
15135 (var_map_elt, var_map_eq, var_map_hash): Delete.
15136 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15137 to pointer_map_t's.
15138 (nesting_info_bitmap_obstack): New.
15139 (lookup_field_for_decl): Adjust for pointer_map API.
15140 (lookup_tramp_for_decl): Adjust for pointer_map API.
15141 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15142 (get_local_debug_decl): Adjust for pointer_map API.
15143 (convert_nl_goto_reference): Adjust for pointer_map API.
15144 (convert_nl_goto_receiver): Adjust for pointer_map API.
15145 (create_nesting_tree): Create outside GGC space. Create bitmap on
15146 the new obstack. Create field_map and var_map as pointer_maps.
15147 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15149 (lower_nested_functions): Move root here, no need to NULL it.
15150 Initialize and release the obstack.
15152 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15154 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15155 Remove prototypes and make them non-static.
15156 (struct tree_int_map): Remove.
15157 * tree.h (struct tree_int_map): Move here, turning TO into an
15159 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15161 * tree.h (TREE_COMPLEXITY): Remove.
15162 (struct tree_exp): Remove complexity field.
15163 * tree.c (build1_stat): Don't set it.
15165 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15166 Victor Kaplansky <victork@il.ibm.com>
15168 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15169 (vect_is_simple_reduction): Support reduction with induction as
15170 one of the operands.
15171 (vect_is_simple_iv_evolution): Fix formatting.
15172 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15173 formatting. Don't mark induction phis for vectorization.
15174 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15175 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15176 (vect_get_vec_def_for_operand): Support induction.
15177 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15179 (vectorizable_reduction): Support reduction with induction as one of
15181 (vectorizable_type_demotion): Use def-type of stmt argument rather
15182 than dummy def-type.
15184 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15185 flag_tree_scev_cprop.
15186 * common.opt (tree-scev-cprop): New flag.
15188 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15189 call to vect_get_new_vect_var.
15191 2007-02-06 Ira Rosen <irar@il.ibm.com>
15193 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15194 vectype is not NULL.
15195 (vect_pattern_recog_1): Likewise.
15197 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15199 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15200 (fold_negate_expr): Likewise.
15202 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15205 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15206 even if cv-qualification is the same.
15208 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15210 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15211 __enable_execute_stack on completion.
15213 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15215 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15216 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15217 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15218 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15219 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15220 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15221 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15222 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15224 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15226 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15227 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15228 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15229 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15230 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15231 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15232 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15233 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15234 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15235 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15236 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15237 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15238 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15239 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15240 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15241 sqrtextenddfxf2_i387): Added amdfam10_decode.
15243 * config/i386/athlon.md (athlon_idirect_amdfam10,
15244 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15245 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15246 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15247 athlon_ivector_store_amdfam10): New define_insn_reservation.
15248 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15251 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15253 * config/i386/athlon.md (athlon_call_amdfam10,
15254 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15255 define_insn_reservation.
15256 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15257 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15258 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15260 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15262 * config/i386/athlon.md (athlon_sseld_amdfam10,
15263 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15264 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15266 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15268 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15269 define_insn_reservation.
15270 * config/i386/i386.md (sseins): Added sseins to define_attr type
15271 and define_attr unit.
15272 * config/i386/sse.md: Set type attribute to sseins for insertq
15275 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15277 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15278 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15279 ssecomi_load_amdfam10, ssecomi_amdfam10,
15280 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15281 define_insn_reservation.
15282 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15286 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15287 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15288 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15289 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15290 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15291 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15292 define_insn_reservation.
15294 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15295 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15296 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15297 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15298 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15300 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15302 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15303 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15304 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15305 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15306 athlon_ssemul_load_k8): Added amdfam10.
15308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15310 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15311 (x86_sse_unaligned_move_optimal): New variable.
15313 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15315 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15316 for unaligned vector SSE double/single precision loads for AMDFAM10.
15318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15320 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15321 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15322 Define TARGET_CPU_DEFAULT_amdfam10.
15323 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15324 (processor_type): Add PROCESSOR_AMDFAM10.
15326 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15327 processor_type in config/i386/i386.h.
15328 Enable imul peepholes for TARGET_AMDFAM10.
15330 * config.gcc: Add support for --with-cpu option for amdfam10.
15332 * config/i386/i386.c (amdfam10_cost): New variable.
15333 (m_AMDFAM10): New macro.
15334 (m_ATHLON_K8_AMDFAM10): New macro.
15335 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15336 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15337 x86_promote_QImode, x86_integer_DFmode_moves,
15338 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15339 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15340 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15341 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15342 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15343 Enable/disable for amdfam10.
15344 (override_options): Add amdfam10_cost to processor_target_table.
15345 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15346 processor_alias_table.
15347 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15348 (ix86_adjust_cost): Add code for amdfam10.
15350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15352 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15353 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15354 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15355 * config/i386/i386.h: Add builtin definition for SSE4A.
15356 * config/i386/i386.md: Add support for ABM instructions
15357 (popcnt and lzcnt).
15358 * config/i386/sse.md: Add support for SSE4A instructions
15359 (movntss, movntsd, extrq, insertq).
15360 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15361 Add -march=amdfam10 flag.
15362 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15363 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15365 * doc/extend.texi: Add documentation for SSE4A builtins.
15367 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15369 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15371 2007-02-05 Richard Guenther <rguenther@suse.de>
15373 * tree-vectorizer.h (vectorizable_function): Add argument type
15374 argument, change return type.
15375 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15376 * tree-vect-transform.c (vectorizable_function): Handle extra
15377 argument, return vectorized function decl.
15378 (build_vectorized_function_call): Remove.
15379 (vectorizable_call): Handle calls with result and argument types
15380 differing. Handle loop vectorization factor correctly.
15381 * targhooks.c (default_builtin_vectorized_function): Adjust for
15383 * targhooks.h (default_builtin_vectorized_function): Likewise.
15384 * target.h (builtin_vectorized_function): Add argument type
15386 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15387 extra argument, allow vectorizing of lrintf.
15388 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15389 documentation of target hook.
15391 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15394 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15395 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15396 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15398 2007-02-05 Roger Sayle <roger@eyesopen.com>
15400 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15401 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15402 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15403 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15404 before canonicalizing sincos to cexpi.
15405 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15407 2007-02-05 Roger Sayle <roger@eyesopen.com>
15409 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15410 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15411 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15413 2007-02-05 Roger Sayle <roger@eyesopen.com>
15415 * mips-tfile.c (initialize_init_file): Correct endianness test.
15417 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15419 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15420 the 'y' constraint.
15422 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15424 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15425 saves in a PARALLEL before the register assignments.
15427 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15429 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15430 DWARF_FRAME_RETURN_COLUMN to be a general register.
15431 * dwarf2out.c (init_return_column_size): New function, split from...
15432 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15433 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15434 to be nongeneral registers.
15435 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15437 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15438 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15440 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15442 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15444 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15446 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15447 (remove_path): Use can_remove_branch_p and remove_branch instead
15448 of loop_delete_branch_edge.
15449 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15450 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15451 Update profile using scale_dominated_blocks_in_loop.
15452 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15453 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15454 (can_remove_branch_p, remove_branch): Declare.
15455 * tree-cfg.c (tree_can_remove_branch_p): New function.
15456 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15457 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15458 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15460 2007-02-05 Jan Hubicka <jh@suse.cz>
15462 PR middle-end/30696
15463 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15464 nodes in cgraph, don't remove offline copy of the function.
15466 2007-02-04 Jan Hubicka <jh@suse.cz>
15468 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15469 vectors might cause maybe_lookup_element_for_expr to be called
15470 on non-sra-candidate.
15472 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15474 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15475 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15476 spelling conventions.
15478 2007-02-04 Richard Guenther <rguenther@suse.de>
15480 PR middle-end/30636
15481 * fold-const.c (try_move_mult_to_index): Make sure to not
15482 overflow one dimension of a multi-dimensional array access.
15484 2007-02-04 Jan Hubicka <jh@suse.cz>
15486 * passes.c (init_optimization_passes): Reindent.
15488 2007-02-04 Jan Hubicka <jh@suse.cz>
15489 Eric Botcazou <ebotcazou@adacore.com>
15491 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15492 (execute_fixup_cfg): Break out the abnormal goto code.
15493 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15494 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15495 (optimize_inline_calls): Call make_nonlocal_label_edges.
15497 2007-02-04 Jan Hubicka <jh@suse.cz>
15499 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15500 true when something was changed.
15501 (rename_ssa_copies): When something was changed, do
15502 TODO_remove_unused_locals.
15503 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15504 add TODO_remove_unused_locals when instruction was removed.
15506 2007-02-04 Jan Hubicka <jh@suse.cz>
15508 * ipa-inline.c (try_inline): Improve debug output; work on already
15510 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15511 call try_inline for already inlined edges too when flattening;
15512 inline also functions that make callee growth but overall unit size
15515 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15517 * config/m32c/bitops.md, config/m32c/jump.md,
15518 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15519 config/m32r/m32r.h, config/m32r/m32r.md,
15520 config/m32r/predicates.md, config/m68hc11/larith.asm,
15521 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15522 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15523 config/mips/mips-protos.h, config/mips/mips.c,
15524 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15525 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15526 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15527 spelling conventions.
15529 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15530 Follow spelling conventions.
15532 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15534 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15535 warn about C++0x compatibility.
15537 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15539 * config/h8300/h8300.c, config/h8300/h8300.h,
15540 config/h8300/h8300.md: Follow spelling conventions.
15542 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15544 PR middle-end/30667
15545 * combine.c (try_combine): Do not substitute source operand
15546 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15548 2007-02-03 Jan Hubicka <jh@suse.cz>
15550 PR gcov-profile/30650
15551 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15552 do not divide by zero for never executed counters.
15553 (tree_find_values_to_profile): Fix counters.
15554 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15556 2007-02-03 Ian Lance Taylor <iant@google.com>
15558 * lower-subreg.c (simple_move_operand): New static function,
15559 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15561 (simple_move): Call simple_move_operand.
15562 (find_decomposable_subregs): Add special handling of MEMs.
15563 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15564 meaning of return value. If we see a hard register, test whether
15565 it can store a word_mode value. Change all callers.
15567 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15569 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15570 ftrapv insns and expanders.
15571 (subdi3): Change define_expand operand 1 to arith11_operand, and
15572 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15573 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15574 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15577 PR middle-end/30174
15578 * varasm.c (notice_global_symbol): Treat global objects as weak when
15579 flag_shlib is true.
15581 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15583 * emit-rtl.c (dconstpi): Delete.
15584 (dconstsqrt2): New.
15585 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15586 * real.h (dconstpi): Delete.
15587 (dconstsqrt2): New.
15588 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15589 (fold_builtin_hypot): Likewise.
15591 2007-02-03 Tom Tromey <tromey@redhat.com>
15594 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15595 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15597 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15599 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15600 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15601 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15602 config/rs6000/cell.md, config/rs6000/darwin.h,
15603 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15604 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15605 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15606 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15607 typos. Follow spelling conventions.
15608 * doc/invoke.texi: Follow spelling conventions.
15610 2007-02-03 Roger Sayle <roger@eyesopen.com>
15612 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15613 canonicalization transformations that attempt to simplify integer
15614 constant comparisons to become comparisons against zero.
15616 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15618 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15620 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15621 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15623 2007-02-02 Mike Stump <mrs@apple.com>
15625 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15626 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15627 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15628 generate a branch island.
15630 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15632 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15633 (xtensa_legitimate_address_p): New.
15634 (xtensa_legitimize_address): New.
15635 (xtensa_output_addr_const_extra): New.
15636 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15638 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15639 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15640 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15641 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15642 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15643 (xtensa_legitimize_address): New.
15644 (xtensa_output_addr_const_extra): New.
15646 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15648 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15650 2007-02-02 Ian Lance Taylor <iant@google.com>
15652 * expmed.c (expand_divmod): Add comment.
15654 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15656 * emit-rtl.c (renumber_insns): Remove.
15657 * flags.h: Remove the extern for flag_renumber_insns.
15658 * rtl.h: Remove the prototype for renumber_insns.
15659 * toplev.c (flag_renumber_insns): Remove.
15661 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15663 Revert for x86 darwin:
15664 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15666 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15667 code before the following patch under TARGET_MACHO.
15668 (ix86_function_value_regno_p): Likewise.
15670 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15672 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15675 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15678 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15679 loads to general or fp registers. Add comments.
15680 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15682 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15684 * pointer-set.c (insert_aux): Only return insertion slot.
15685 (pointer_set_insert): Adjust.
15686 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15687 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15688 pointer_map_traverse): New.
15689 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15690 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15691 pointer_map_contains, pointer_map_traverse): Declare.
15693 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15695 PR middle-end/30473
15696 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15697 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15699 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15701 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15703 (struct _dep): New type.
15704 (dep_t): New typedef.
15705 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15706 (DEP_STATUS): New access macro. The macro with the same name was
15707 renamed to DEP_LINK_STATUS.
15708 (dep_init): Declare function
15710 (struct _dep_link): New type.
15711 (dep_link_t): New typedef.
15712 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15713 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15714 (DEP_LINK_STATUS): New macro.
15715 (debug_dep_links): New debug function.
15717 (struct _deps_list): New type.
15718 (deps_list_t): New typedef.
15719 (DEPS_LIST_FIRST): New access macro.
15720 (FOR_EACH_DEP_LINK): New cycle macro.
15721 (create_deps_list, free_deps_list, delete_deps_list): Declare
15723 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15724 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15725 (copy_deps_list_change_con): Ditto.
15727 (move_dep_link): Declare function.
15729 (struct _dep_node): New type.
15730 (dep_node_t): New typedef.
15731 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15733 (struct haifa_insn_data.back_deps): New field to hold backward
15734 dependencies of the insn.
15735 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15737 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15738 Change its type to deps_list_t.
15739 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15740 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15741 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15743 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15745 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15747 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15749 (dep_cost): Declare.
15751 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15752 (ds_to_dk, dk_to_ds): New functions.
15754 (init_dep_1): New static function.
15755 (init_dep): New function.
15756 (copy_dep): New static function.
15758 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15760 (detach_dep_link): New static function.
15761 (move_dep_link): New function.
15763 (dep_links_consistent_p, dump_dep_links): New static functions.
15764 (debug_dep_links): New debugging function.
15766 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15768 (alloc_deps_list, init_deps_list): New static functions.
15769 (create_deps_list): New function.
15770 (clear_deps_list): New static function.
15771 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15772 (deps_list_consistent_p, dump_deps_list): New static functions.
15773 (debug_deps_list): New function.
15774 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15776 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15778 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15779 use new scheduler dependencies lists.
15780 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15781 (sched_analyze): Ditto. Initialize dependencies lists.
15782 (add_forw_dep, compute_forward_dependences): Update to use new
15783 scheduler dependencies lists.
15785 (init_dependency_caches): Init deps_obstack.
15786 (free_dependency_caches): Free deps_obstack.
15788 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15789 new scheduler dependencies lists.
15790 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15791 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15793 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15794 Update to use new scheduler dependencies lists.
15795 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15796 (debug_dependencies): Ditto.
15797 (schedule_region): Update comments.
15799 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15800 scheduler dependencies lists.
15801 (schedule_ebb): Update comments.
15803 * rtl.def (DEPS_LIST): Remove.
15805 * lists.c (unused_deps_list): Remove.
15806 (free_list): Update assertions.
15808 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15809 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15811 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15812 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15814 * haifa-sched.c (comments): Update.
15815 (insn_cost1): Remove. Inline the code into insn_cost ().
15816 (insn_cost): Update to use new scheduler dependencies lists. Move
15817 processing of the dependency cost to dep_cost ().
15818 (dep_cost): New function. Use it instead of insn_cost () when
15819 evaluating cost of the dependency. Use compatible interface to
15820 interact with the target.
15821 (priority): Update to use new scheduler dependencies lists.
15822 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15823 with greater number of insns that depend on the insn.
15824 (schedule_insn): Update to use new scheduler dependencies lists. Add
15825 code to free backward dependencies lists. Inline and optimize code
15826 from resolve_dep () - see PR28071.
15827 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15828 lists. Update call to targetm.sched.is_costly_dependence hook.
15830 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15831 scheduler dependencies lists.
15833 (resolve_dep): Remove. Move the logic to schedule_insn ().
15834 (init_h_i_d): Initialize dependencies lists.
15836 (process_insn_depend_be_in_spec): Rename to
15837 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15838 dependencies lists.
15839 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15840 Update to use new scheduler dependencies lists.
15841 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15843 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15844 new scheduler dependencies lists.
15845 (build_intra_loop_deps): Ditto.
15847 * target.h (struct _dep): Declare to use in
15848 gcc_target.sched.is_costly_dependence.
15849 (struct gcc_target.sched.adjust_cost): Fix typo.
15850 (struct gcc_target.sched.is_costly_dependence): Change signature to
15851 use single dep_t parameter instead of an equivalent triad.
15852 (struct gcc_target.sched.adjust_cost_2): Remove.
15854 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15856 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15858 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15860 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15862 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15863 (REG_DEP_TRUE): Document.
15865 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15866 Change signature to correspond to the targetm.sched.adjust_cost hook.
15867 Update use in TARGET_SCHED_ADJUST_COST_2.
15868 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15869 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15870 new scheduler dependencies lists.
15871 (ia64_gen_check): Ditto.
15873 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15874 scheduler dependencies lists.
15876 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15877 signature to correspond to the targetm.sched.is_costly_dependence hook.
15878 (is_costly_group): Update to use new scheduler dependencies lists.
15880 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15881 instead of INSN_COST () macro.
15883 2007-02-01 Ian Lance Taylor <iant@google.com>
15885 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15887 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15889 * pa.md (tp_load): Correct mfctl instruction syntax.
15891 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15893 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15894 altivec_padding_size calculation on AIX. Improve comment, add
15895 assert to verify that it's right.
15897 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15900 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15902 PR inline-asm/28686
15903 * global.c (global_alloc): Add mising initialization of
15906 2007-02-01 Roger Sayle <roger@eyesopen.com>
15908 * alias.c (init_alias_analysis): Correct whitespace.
15909 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15910 partition_hot_cold_basic_blocks): Likewise.
15911 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15912 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15913 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15914 fold_builtin_snprintf_chk, fold_builtin_printf,
15915 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15916 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15917 * cfgcleanup.c (cleanup_cfg): Likewise.
15918 * cfgexpand.c (tree_expand_cfg): Likewise.
15919 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15920 * function.c (get_next_funcdef_no): Likewise.
15921 * gengtype.c (main): Likewise.
15922 * genmodes.c (main): Likewise.
15923 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15924 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15925 * ifcvt.c (noce_emit_move_insn): Likewise.
15926 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15928 * stor-layout.c (get_best_mode): Likewise.
15929 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15930 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15931 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15932 perform_var_substitution, solve_graph): Likewise.
15933 * tree-vrp.c (vrp_finalize): Likewise.
15935 2007-02-01 Ian Lance Taylor <iant@google.com>
15937 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15938 high part of a paradoxical subreg, return a constant zero.
15940 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15942 * toplev.c (lang_dependent_init): Call init_set_costs.
15943 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15945 2007-02-01 Richard Guenther <rguenther@suse.de>
15947 PR middle-end/30656
15948 * fold-const.c (fold_negate_expr): Allow negating a
15949 constant if overflow does not change.
15951 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15953 * doc/c-tree.texi (Expression trees): Improve markup.
15954 * doc/tm.texi (Register Classes, Addressing Modes)
15955 (Floating Point): Fix spacing after abbreviations. Fix some
15958 2007-02-01 Ben Elliston <bje@au.ibm.com>
15960 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15961 * doc/contrib.texi: Likewise.
15962 * doc/install.texi: Likewise.
15964 2007-01-31 Richard Henderson <rth@redhat.com>
15965 Ian Lance Taylor <iant@google.com>
15967 * lower-subreg.c: New file.
15968 * rtl.def (CONCATN): Define.
15969 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15970 pass_lower_subreg2.
15971 * emit-rtl.c (update_reg_offset): New static function, broken out
15972 of gen_rtx_REG_offset.
15973 (gen_rtx_REG_offset): Call update_reg_offset.
15974 (gen_reg_rtx_offset): New function.
15975 * regclass.c: Revert patch of 2006-03-05, restoring
15977 (clear_reg_info_regno): New function.
15978 * dwarf2out.c (concatn_loc_descriptor): New static function.
15979 (loc_descriptor): Handle CONCATN.
15980 * common.opt (fsplit_wide_types): New option.
15981 * opts.c (decode_options): Set flag_split_wide_types when
15983 * timevar.def (TV_LOWER_SUBREG): Define.
15984 * rtl.h (gen_reg_rtx_offset): Declare.
15985 (reg_scan_update): Declare.
15986 * regs.h (clear_reg_info_regno): Declare.
15987 * tree-pass.h (pass_lower_subreg): Declare.
15988 (pass_lower_subreg2): Declare.
15989 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15990 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15991 -fsplit-wide-types.
15992 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15993 * Makefile.in (OBJS-common): Add lower-subreg.o.
15994 (lower-subreg.o): New target.
15996 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15998 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16000 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16003 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16005 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16007 PR middle-end/29335
16008 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16010 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16012 * cfgloop.h: Include vec-prim.h.
16013 (enum li_flags): Remove LI_ONLY_OLD.
16014 (loop_iterator): Changed.
16015 (fel_next, fel_init): Iterate over loop tree.
16016 (FOR_EACH_LOOP_BREAK): New macro.
16017 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16019 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16020 * modulo-sched.c (sms_schedule): Ditto.
16021 * tree-vectorizer.c (vectorize_loops): Ditto.
16022 * doc/loop.texi: Update information on loop numbering and behavior of
16023 FOR_EACH_LOOP wrto new loops.
16024 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16025 add_to_evolution_1): Test nestedness of loops instead of comparing
16027 * tree-chrec.c (chrec_fold_plus_poly_poly,
16028 chrec_fold_multiply_poly_poly, chrec_evaluate,
16029 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16030 reset_evolution_in_loop): Ditto.
16031 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16033 2007-01-31 Dirk Mueller <dmueller@suse.de>
16035 * c-common.c (warn_about_parentheses): Separate warning about
16036 un-parenthized sequence of comparison operators from the one
16037 which is supposed to warn about x <= y <= z.
16039 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16041 * optabs.h (enum optab_index): Add new OTI_isinf.
16042 (isinf_optab): Define corresponding macro.
16043 * optabs.c (init_optabs): Initialize isinf_optab.
16044 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16046 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16047 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16049 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16050 expand_builtin_interclass_mathfn.
16051 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16052 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16053 (fxam<mode>2_i387): New insn pattern.
16054 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16055 built-in functions as x87 inline asm.
16057 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16059 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16061 2007-01-30 Eric Christopher <echristo@apple.com>
16063 * config.gcc: Add geode.
16065 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16067 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16068 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16069 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16070 value-prof.c: Fix comment typos.
16072 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16075 * doc/invoke.texi (Wpointer-arith): Document warning.
16077 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16079 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16080 the list of discrepancies from the draft TR.
16082 2007-01-30 Dirk Mueller <dmueller@suse.de>
16085 * doc/invoke.texi (-Wreturn-type): Update description to
16086 match new behavior.
16088 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16090 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16092 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16094 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16095 to handle optabs that operate on floating point input argument and
16096 output to integer output.
16097 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16098 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16099 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16100 expand_builtin_interclass_mathfn ().
16101 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16102 (ilogbsi2): Remove.
16103 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16104 ilogbl built-in functions as x87 intrinsics.
16106 2007-01-30 Richard Guenther <rguenther@suse.de>
16108 PR middle-end/27657
16109 * dwarf2out.c (reference_to_unused): Query varpool if the
16110 variable was output.
16112 2007-01-30 Richard Guenther <rguenther@suse.de>
16114 PR middle-end/30313
16115 * passes.c (execute_one_pass): Reset in_gimple_form to not
16116 confuse non-unit-at-a-time mode.
16118 2007-01-29 Roger Sayle <roger@eyesopen.com>
16119 Richard Guenther <rguenther@suse.de>
16121 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16122 avoid undefined behaviour on overflow. Use force_fit_type_double
16123 to construct the constant with the specified TREE_OVERFLOW.
16125 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16127 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16128 * config/dfp-bit.h: Ditto.
16130 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16132 * c-decl.c (pop_scope): Replace warnings with call to
16133 warn_for_unused_label.
16134 * c-common.h (warn_for_unused_label): Declare.
16135 * c-common.c (warn_for_unused_label): Define.
16137 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16139 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16142 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16144 * Makefile.in (USER_H): Remove decfloat.h.
16145 * ginclude/decfloat.h: Delete, moving contents to ...
16146 * ginclude/float.h: Add support for decimal floating point,
16147 guarded by __STDC_WANT_DEC_FP__.
16149 2007-01-29 Mike Stump <mrs@apple.com>
16151 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16152 Analysis and Representation to resolve case insensitive conflict.
16153 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16155 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16157 * tree.h (struct tree_memory_tag): Add aliases member.
16158 (MTAG_ALIASES): New macro.
16159 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16160 (add_may_alias): Remove pointer-set. Update for may_aliases being
16162 (mark_aliases_call_clobbered): Update for may_aliases being a
16164 (compute_tag_properties): Ditto.
16165 (create_partition_for): Ditto.
16166 (compute_memory_partitions): Ditto.
16167 (dump_may_aliases_for): Ditto.
16168 (is_aliased_with): Ditto.
16169 (add_may_alias_for_new_tag): Ditto.
16170 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16171 (compute_is_aliased): New function.
16172 (compute_may_aliases): Call compute_is_aliased).
16173 (init_alias_info): Initialize alias_bitmap_obstack.
16174 (union_alias_set_into): New function.
16175 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16176 (have_common_aliases_p): Rewrite to take two bitmaps and use
16178 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16179 Update for bitmaps.
16180 (finalize_ref_all_pointers): Update for add_may_alias changes.
16181 (new_type_alias): Ditto.
16182 * tree-flow-inline.h (may_aliases): Return a bitmap.
16183 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16184 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16185 may_aliases being a bitmap.
16186 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16187 may_aliases now returns a bitmap.
16188 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16190 * tree-ssa-operands.c (add_virtual_operand): Update for
16191 may_aliases being a bitmap.
16193 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16195 PR tree-optimization/30630
16196 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16197 variable as changed.
16199 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16202 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16203 expanded only once even if an error occurs.
16205 2007-01-29 Ben Elliston <bje@au.ibm.com>
16207 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16208 (__gcov_average_profiler): Likewise.
16209 (__gcov_ior_profiler): Likewise.
16210 (__gcov_merge_ior): Likewise.
16212 2007-01-28 Jan Hubicka <jh@suse.cz>
16214 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16215 * value-prof.c (stringop_block_profile): Likewise.
16217 2007-01-28 Jan Hubicka <jh@suse.cz>
16219 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16220 Add variant handling histograms; add wrapper.
16221 (clear_storage_via_libcall): Export.
16222 (emit_block_move_hints): Break out from ...; add histograms.
16223 (emit_block_move): ... this one.
16224 (clear_storage_hints): Break out from ...; add histograms.
16225 (clear_storage): ... this one.
16226 (set_storage_via_memset): Handle histogram.
16227 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16228 (clear_storage_hints, clear_storage_via_libcall): Declare.
16229 (set_storage_via_setmem): Update prototype.
16230 * doc/md.texi (movmem, setmem): Document new arguments.
16232 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16233 Add new histograms.
16234 (stringop_block_profile): New global function.
16235 (tree_stringops_values_to_profile): Profile block size and alignment.
16236 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16238 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16239 (stringop_block_profile): Declare.
16240 * builtins.c: Include value-prof.h.
16241 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16242 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16243 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16244 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16245 * profile.c (instrument_values): Add new counters.
16246 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16248 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16249 (tree_init_edge_profiler): Build new profilers.
16250 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16251 (pass_tree_profile): Add dump.
16252 (tree_profile_hooks): Update.
16253 * Makefile.in (LIBGCOV): Add new constants.
16254 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16255 __gcov_ior_profiler): New.
16256 * i386.md (movmem/setmem expanders): Add new optional arguments.
16258 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16260 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16262 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16264 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16265 (tree_unswitch_single_loop): Pass eni_size_weights to
16266 tree_num_loop_insns.
16267 * tree-ssa-loop-manip.c: Include tree-inline.h.
16268 (can_unroll_loop_p): Pass eni_size_weights to
16269 tree_num_loop_insns.
16270 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16271 Pass eni_size_weights to estimate_num_insns.
16272 * tree.h (init_inline_once): Export.
16273 * toplev.c (backend_init): Call init_inline_once.
16274 * cgraphunit.c (cgraph_process_new_functions,
16275 cgraph_analyze_function): Pass eni_inlining_weights to
16276 estimate_num_insns.
16277 * ipa-inline.c (compute_inline_parameters): Ditto.
16278 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16279 to estimate_num_insns.
16280 (try_unroll_loop_completely): Pass eni_size_weights to
16281 tree_num_loop_insns.
16282 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16283 ot estimate_num_insns.
16284 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16285 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16286 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16287 eni_time_weights): New variables.
16288 (init_inline_once): Initialize them.
16289 (struct eni_data): Mew.
16290 (estimate_num_insns_1, estimate_num_insns): Use weights.
16291 * tree-inline.h (struct eni_weights_d): New.
16292 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16293 (estimate_num_insns): Declaration changed.
16294 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16295 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16296 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16298 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16300 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16301 relations in the conflict function is valid.
16303 2007-01-27 Ian Lance Taylor <iant@google.com>
16305 * common.opt: Add fstrict-overflow.
16306 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16307 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16308 (TYPE_OVERFLOW_UNDEFINED): Define.
16309 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16311 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16312 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16313 (fold_negate_expr): Likewise.
16314 (make_range): Likewise.
16315 (extract_muldiv_1): Likewise.
16316 (maybe_canonicalize_comparison): Likewise.
16317 (fold_comparison): Likewise.
16318 (fold_binary): Likewise.
16319 (tree_expr_nonnegative_p): Likewise.
16320 (tree_expr_nonzero_p): Likewise.
16321 * tree-vrp.c (compare_values): Likewise.
16322 (extract_range_from_binary_expr): Likewise.
16323 (extract_range_from_unary_expr): Likewise.
16324 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16326 (nowrap_type_p): Likewise.
16327 * tree-scalar-evolution.c (simple_iv): Likewise.
16328 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16329 (build_range_check): Likewise.
16330 (extract_muldiv_1): Likewise.
16331 (fold_comparison): Likewise.
16332 * tree-vrp.c (vrp_int_const_binop): Likewise.
16333 (extract_range_from_unary_expr): Likewise.
16334 * convert.c (convert_to_integer): Likewise.
16335 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16336 (fold_comparison): Likewise.
16337 (fold_binary): Likewise.
16338 * optabs.c (optab_for_tree_code): Likewise.
16339 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16340 * simplify-rtx.c (simplify_const_relational_operation): Check
16341 flag_strict_overflow and flag_trapv.
16342 (simplify_const_relational_operation): Likewise.
16343 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16344 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16347 2007-01-27 Roger Sayle <roger@eyesopen.com>
16349 * tree.c (tree_fold_gcd): Delete.
16350 * tree.h (tree_fold_gcd): Remove prototype.
16351 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16352 test whether one constant integer is a multiple of another. Instead
16353 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16354 * fold-const.c (multiple_of_p): We've determined both TOP and
16355 BOTTOM are integer constants so we can call int_const_binop directly
16356 instead of the more generic const_binop.
16358 2007-01-27 Roger Sayle <roger@eyesopen.com>
16360 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16361 1*X check that the constant hasn't overflowed, to preserve the
16363 (round_up): Provide an efficient implementation when rouding-up an
16364 INTEGER_CST to a power-of-two.
16366 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16368 * doc/sourcebuild.texi: Add comma for clarity.
16369 * doc/extend.texi: Fix some typos.
16370 * doc/passes.texi: Likewise.
16371 * doc/cppinternals.texi: Likewise.
16372 * doc/c-tree.texi: Likewise.
16373 * doc/tree-ssa.texi: Likewise.
16374 * doc/install.texi: Likewise.
16376 2007-01-27 Jan Hubicka <jh@suse.cz>
16378 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16379 (pass_sra): Do not require alias information.
16380 * passes.c (init_optimization_passes): Add SRA
16382 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16384 * tracer.c (rest_of_handle_tracer): We already cleaned
16385 up the CFG in tracer() so don't do it here again.
16386 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16387 cleanup_cfg here, either. And don't call renumber_insns.
16389 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16390 and BB_HEAD are in the insn stream here. Instead make sure
16391 that BB_INSN is valid on all insns. Also, do check here that
16392 there are no pending branch predictions...
16393 (rtl_verify_flow_info): ...instead of doing it here. Checks
16394 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16397 2007-01-26 Roger Sayle <roger@eyesopen.com>
16399 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16400 function to simplify/factorize operand order canonicalization.
16401 (ix86_fixup_binary_operands): Reorganize using the above function.
16402 (ix86_binary_operator_ok): Likewise.
16404 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16406 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16407 file scope from optimize_attrs.
16408 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16410 (optimize_attrs): Clear insn_code_values after freeing it.
16412 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16414 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16415 a parts.base assignment.
16417 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16419 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16420 (compute_subscript_distance, initialize_data_dependence_relation,
16421 finalize_ddr_dependent, analyze_ziv_subscript,
16422 analyze_siv_subscript_cst_affine,
16423 compute_overlap_steps_for_affine_univar,
16424 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16425 analyze_siv_subscript, analyze_miv_subscript,
16426 analyze_overlapping_iterations, subscript_dependence_tester_1,
16427 compute_self_dependence, free_dependence_relation): Work
16428 with affine_fn instead of chrecs.
16429 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16430 common_affine_function, affine_function_base,
16431 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16432 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16433 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16434 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16435 (all_chrecs_equal_p): Removed.
16436 * tree-data-ref.h (affine_fn, conflict_function): New types.
16437 (struct subscript): Change type of conflicting_iterations_in_a
16438 and conflicting_iterations_in_b.
16440 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16443 * config/pa/pa.h (TARGET_HPUX_11): New.
16444 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16445 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16447 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16448 Richard Guenther <rguenther@suse.de>
16450 * tree-ssa-structalias.c (solve_graph): Handle case
16451 we merged the variable to another.
16453 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16455 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16458 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16459 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16461 2007-01-25 DJ Delorie <dj@redhat.com>
16463 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16464 allow changes to modes which don't fit in those registers.
16466 * reload1.c (choose_reload_regs): Check for invalid subregs before
16467 computing their locations, not after.
16469 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16472 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16473 save Altivec registers in an eh_return function.
16474 (compute_vrsave_mask): Likewise.
16475 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16476 for saving Altivec registers.
16477 (rs6000_emit_prologue): Don't allocate stack twice in
16478 eh_return function. Correct expected value of altivec_save_offset
16479 when using save_world. Describe save of R0 to stack when using
16480 save_world. Describe stack pointer adjustment when using
16481 save_world. Remove duplicated eh_return parameter register saving.
16482 Update sp_offset variable after save_world.
16483 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16485 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16486 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16489 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16491 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16493 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16496 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16497 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16499 2007-01-25 Richard Guenther <rguenther@suse.de>
16501 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16502 * common.opt (-Wcoverage-mismatch): New warning option.
16503 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16504 if -Wcoverage-mismatch is given.
16506 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16508 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16509 (ipcp_driver): Change to static definition.
16510 Add dumping of the ifunctions.
16511 (constant_val_insert): Remove unused parameter. Support for SSA.
16512 (ipcp_propagate_const): Support for SSA.
16513 (ipcp_profile_bb_print): Print only analyzed nodes.
16514 (ipcp_replace_map_create): Remove support for Fortran constant
16516 * ipa-prop.c (ipa_method_modify_stmt,
16517 ipa_callsite_compute_param): Support for SSA.
16518 * ipa-prop.h (ipcp_driver): Remove declaration.
16519 (IS_VALID_TREE_MAP_INDEX): Add define.
16521 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16523 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16525 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16527 PR middle-end/30447
16528 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16529 constant argument to cabs and do it without checking for
16530 -funsafe-math-optimizations.
16532 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16534 * c-common.h (RID_FIRST_CXX0X): New.
16535 (RID_LAST_CXX0X): New.
16536 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16538 * c.opt (Wc++0x-compat): New.
16539 * doc/invoke.texi (-Wc++0x-compat): Document.
16541 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16543 * builtins.c (fold_builtin_carg): New.
16544 (fold_builtin_1): Use it.
16546 2007-01-24 Jan Hubicka <jh@suse.cz>
16548 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16550 * ipa-inline.c (initial_insns, max_insns): Delete.
16551 (compute_max_insns): New function.
16552 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16553 amount of insns as base for code growth.
16554 (cgraph_decide_inlining): Make initial_insns local; do not compute
16556 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16557 * doc/invoke.texi (inline-unit-growth): Update docs.
16559 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16561 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16562 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16563 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16564 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16565 for CPUs that have PTA_CX16 set.
16567 PR middle-end/27416
16568 * gimplify.c (omp_check_private): New function.
16569 (gimplify_scan_omp_clauses): Use it for
16570 firstprivate/lastprivate/reduction.
16572 PR middle-end/30494
16573 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16574 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16576 PR middle-end/30421
16577 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16578 If lower_lastprivate_clauses emits some statements, append them
16579 to dlist rather than body_p and to body_p append an initializer.
16580 (lower_omp_for): Adjust caller.
16582 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16584 * target.h (globalize_decl_name): New.
16585 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16586 * output.h (default_globalize_decl_name): New.
16587 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16589 (globalize_decl): Ditto.
16590 (default_globalize_decl_name): New.
16591 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16592 (ia64_handle_version_id_attribute): New.
16593 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16594 (ia64_asm_output_external): Use globalize_decl_name instead
16595 of globalize_label.
16596 * doc/extend.texi (version_id): New pragma.
16597 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16599 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16601 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16602 _uleb128_t and _Unwind_SWord with _sleb128_t.
16603 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16604 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16606 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16607 * unwind-pe.h (read_uleb128, read_sleb128,
16608 read_encoded_value_with_base): Likewise.
16609 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16611 2007-01-24 Richard Guenther <rguenther@suse.de>
16613 * builtins.c (expand_builtin_cexpi): Get the fndecl
16614 for cexp in the correct way.
16616 2007-01-24 Jan Hubicka <jh@suse.cz>
16618 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16621 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16623 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16624 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16625 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16626 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16627 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16628 __SIZEOF_PTRDIFF_T__.
16629 * doc/cpp.texi: Documentation for the new builtin macros added.
16631 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16633 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16634 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16635 instead of operands[2] to avoid access past the end of array.
16637 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16639 * reload1.c (emit_reload_insns): Pass the reload register
16640 for a non-spill output reload through forget_old_reloads_1.
16642 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16645 _SOFT_DOUBLE if doubles use software floating-point.
16646 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16647 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16648 * config/rs6000/darwin-ldouble.c: Also compile functions for
16649 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16650 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16651 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16652 commented-out long double override.
16653 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16654 * config/rs6000/eabispe.h: Likewise.
16655 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16656 long double for non-SPE.
16657 (rs6000_handle_option): Likewise.
16658 (invalid_e500_subreg): Disallow more subregs involding DImode,
16659 DFmode, TImode or TFmode.
16660 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16662 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16664 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16665 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16667 (rs6000_legitimate_address): Also check for TFmode for E500
16669 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16670 (spe_build_register_parallel): Handle TFmode and TCmode.
16671 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16673 (function_arg): Handle TFmode and TCmode for E500 double.
16674 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16676 (print_operand): Handle TFmode and TImode for %y.
16677 (rs6000_generate_compare): Handle TFmode comparisons for E500
16679 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16680 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16681 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16682 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16683 TFmode for E500 double.
16684 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16685 (floatsidf2): Enable for E500 double.
16686 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16687 (extenddftf2): Change to extenddftf2_fprs.
16688 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16689 depending on TARGET_E500_DOUBLE.
16690 (extendsftf2): Enable for E500 double.
16691 (trunctfdf2): Enable for E500 double.
16692 (trunctfsf2): Change to trunctfsf2_fprs.
16693 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16694 depending on TARGET_E500_DOUBLE.
16695 (floatsitf2): Enable for E500 double.
16696 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16697 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16698 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16699 (negtf2): Change to negtf2_internal.
16700 (negtf2): New expander.
16701 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16702 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16703 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16704 (movdi_internal32): Use rs6000_nonimmediate_operand.
16705 (unnamed splitter): Likewise.
16706 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16707 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16708 (SPE64TF, DITI): New mode macros.
16709 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16712 (frob_<mode>_di_2): New.
16713 (frob_tf_di_8_2): New.
16714 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16716 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16718 (frob_ti_<mode>_8_2): New.
16719 (frob_ti_tf_2): New.
16720 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16721 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16723 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16724 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16725 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16726 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16727 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16728 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16731 2007-01-23 Ian Lance Taylor <iant@google.com>
16733 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16735 (OBJS-archive): Reformat, alphabetize.
16736 (OBJS): Change out_object_file to OBJS-md.
16738 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16740 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16741 JUMP_P and CALL_P predicates where applicable.
16742 * config/i386/i386.c: Ditto.
16743 * config/i386/i386.md: Ditto.
16744 * config/i386/mmx.md: Ditto.
16745 * config/i386/predicates.md: Ditto.
16747 2007-01-22 Andreas Schwab <schwab@suse.de>
16749 * config/m68k/m68k.h: Fix comment.
16751 2007-01-22 Jan Hubicka <jh@suse.cz>
16753 * passes.c (init_optimization_passes): Do not rerun
16754 pass_early_warn_uninitialized.
16756 2007-01-22 Richard Guenther <rguenther@suse.de>
16758 PR tree-optimization/30038
16759 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16761 (execute_cse_sincos_1): Likewise.
16762 (execute_cse_sincos): Likewise.
16763 (gate_cse_sincos): Likewise.
16764 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16765 the cexpi() canonicalization of sincos().
16766 * tree-pass.h (pass_cse_sincos): Declare.
16767 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16769 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16771 PR rtl-optimization/29329
16772 * combine.c (replaced_rhs_insn): Rename to i2mod.
16773 (replaced_rhs_value): Rename to i2mod_new_rhs.
16774 (i2mod_old_rhs): New global variable.
16775 (combine_instructions): Adjust for above change. Save a copy of
16776 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16777 note are substituted in the second instruction.
16778 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16779 ditch the note if it pertains to the second eliminated register
16780 and this register is mentioned in i2mod_old_rhs.
16783 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16785 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16786 the insn to which the note was originally attached.
16788 2007-01-21 Jan Hubicka <jh@suse.cz>
16790 * ipa-inline.c (inlining_mode): Comment, move up.
16791 (cgraph_decide_inlining_incrementally): Do not perform inlining
16792 itself; fix handling of flattening of self recursive functions.
16793 (cgraph_find_cycles): Remove.
16794 (cgraph_flatten_node): Remove.
16795 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16796 (try_inline): New function.
16797 (cgraph_early_inlining): Update call of
16798 cgraph_decide_inlining_incrementally. Apply inlining here.
16799 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16801 2007-01-21 Dirk Mueller <dmueller@suse.de>
16804 * tree-vrp.c (check_array_bounds): do not warn
16805 about ADDR_EXPR's of ARRAY_REF's which are immediately
16806 used in binary expressions.
16808 2007-01-21 Ira Rosen <irar@il.ibm.com>
16810 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16811 read_write_dep and macros for its access.
16812 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16813 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16814 argument, call vect_check_interleaving for every independent pair of
16815 data-refs. Mark loads that access the same memory location as a store
16817 (vect_check_dependences): Remove.
16818 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16819 call, fix the call to vect_analyze_data_ref_dependence.
16820 (vect_analyze_data_ref_access): For statements that access the same
16821 data-ref, check that they are not stores; for loads, check that there
16822 is no store that access the same location.
16824 2007-01-20 Roger Sayle <roger@eyesopen.com>
16825 Joseph Myers <joseph@codesourcery.com>
16827 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16828 (-fdump-rtl-stack): Likewise.
16829 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16830 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16831 (-mpt-fixed): Use @minus{} for minus sign.
16832 (Using Precompiled Headers): Fix under/overfull hbox.
16834 2007-01-20 Jan Hubicka <jh@suse.cz>
16836 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16837 place within annotation.
16839 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16841 * pa.c (output_move_double): Change array size of xoperands to 4.
16843 2007-01-20 Jan Hubicka <jh@suse.cz>
16845 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16848 2007-01-19 Ian Lance Taylor <iant@google.com>
16850 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16851 constant to unsigned HOST_WIDE_INT before negating.
16853 2007-01-19 Ian Lance Taylor <iant@google.com>
16855 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16857 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16858 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16859 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16860 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16861 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16862 (realloc_vdef, realloc_vuse): Change second parameter to
16864 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16865 fields to unsigned.
16866 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16867 unsigned. Change x and lim locals to unsigned.
16868 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16870 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16871 (copy_virtual_operands): Change i and n locals to unsigned.
16873 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16875 PR middle-end/29335
16876 * builtins.c (fold_builtin_1): Handle builtin fdim.
16878 2007-01-20 Jan Hubicka <jh@suse.cz>
16880 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16881 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16882 init_alias_heapvars.
16883 (init_alias_heapvars): Initialize only when not already initialized.
16884 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16886 2007-01-19 Roger Sayle <roger@eyesopen.com>
16888 * common.opt (fsigned-zeros): New command line option.
16889 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16890 of flag_unsafe_math_optimizations.
16891 * opts.c (set_fast_math_flags): The -ffast-math command line option
16892 implies -fno-signed-zeros.
16893 (fast_math_flags_set_p): Likewise.
16895 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16896 the documentation of -ffast-math appropriately. Wrap long lines.
16898 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16900 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16901 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16903 2007-01-19 Tomas Bily <tbily@suse.cz>
16905 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16907 (tree_init_ic_make_global_vars): New function
16908 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16909 (tree_gen_ic_profiler): New function
16910 (tree_gen_ic_func_profiler): New function
16911 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16912 (tree_profile_hooks): Added hook for indirec/virtual calls
16913 * value-prof.c (tree_find_values_to_profile): New case for
16915 (tree_values_to_profile): Call for determining indirect/virtual
16917 (tree_indirect_call_to_profile): New function
16918 (tree_ic_transform): New function
16919 (tree_ic): New function
16920 (find_func_by_pid): New function
16921 (init_pid_map): New function
16922 (tree_value_profile_transformations): Added check for
16923 indirect/virtual call transformation
16924 * value-prof.h (enum hist_type): New counter type for
16925 indirect/virtual calls
16926 (profile_hooks): Added new hook for profiling indirect/virtual
16928 * profile.c (instrument_values): New case for indirect/virtual
16930 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16931 (GCOV_COUNTER_V_INDIR): New counter type
16932 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16933 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16935 * cgraph.c: Definition of cgraph_max_pid
16936 (cgraph_create_node): Default init of pid attribute
16937 * cgraph.h: Declaration of cgraph_max_pid
16938 (struct cgraph_node): Added pid attribute
16939 * libgcov.c (__gcov_indirect_call_profiler): New function
16940 (__gcov_one_value_profiler_body): New function
16941 (__gcov_one_value_profiler): Body was moved to
16942 __gcov_one_value_profiler_body and calls it
16944 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16946 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16947 * gengtype.c (write_types_data, write_func_for_structure,
16948 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16949 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16950 (walk_type, write_func_for_structure): Generate the mark_hook if
16953 2007-01-19 Jan Hubicka <jh@suse.cz>
16955 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16956 'early' argument take inlining mode argument specifying whether to
16957 inline for size/speeed or all functions; add support for flattening;
16959 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16961 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16965 the name of the declared identifier.
16967 2007-01-19 Dirk Mueller <dmueller@suse.de>
16969 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16970 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16971 duplicate evaluation.
16973 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16975 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16976 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16977 to XFMode, use acosxf2 and truncate result to requested mode.
16978 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16979 (asin<mode>2): Similarly, with asin expanders.
16980 (*fscalexf4_i387): Rename from *fscalexf4.
16981 (expNcorexf3): New expander.
16982 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16983 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16984 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16985 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16986 patterns for SSE math.
16987 (exp10<mode>2): Similarly, with exp10 expanders.
16988 (exp2<mode>2): Similarly, with exp2 expanders.
16989 (expm1<mode>2): Similarly, with expm1 expanders.
16990 (ldexp<mode>3): Similarly, with ldexp expanders.
16991 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16992 Use gen_truncxf<mode>2_i387_noop to truncate result.
16994 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16996 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16997 for ColdFire targets.
16999 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17000 Richard Sandiford <richard@codesourcery.com>
17002 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17003 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17004 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17005 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17006 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17007 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17009 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17011 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17012 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17013 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17014 (*adddi_dilshr32_cf): New pattern.
17015 (adddi3, subdi3): Remove first alternatives.
17017 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17019 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17020 implemented using move.l, do not use its cc result for floating-point
17023 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17025 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17026 from accepting 's' constraints if flag_pic.
17028 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17030 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17031 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17032 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17033 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17035 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17037 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17038 ColdFire alternatives.
17039 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17040 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17041 architectures that support ff1 instruction.
17043 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17044 Julian Brown <julian@codesourcery.com>
17046 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17047 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17048 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17051 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17053 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17055 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17056 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17057 HOST_WIDE_INT instead of an rtx.
17058 (m68k_rtx_costs): Update call accordingly.
17059 (output_move_const_into_data_reg): Likewise. Fix formatting.
17060 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17062 (output_move_simode_const): Update calls after above changes.
17063 Rework to use automatic variables and predicates like MEM_P.
17064 * config/m68k/m68k.md (pushexthisi_const): Update call to
17067 2007-01-19 Dirk Mueller <dmueller@suse.de>
17069 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17070 in dump_flags test.
17072 2007-01-19 Richard Guenther <rguenther@suse.de>
17074 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17075 via cexp in case sincos is not available.
17077 2007-01-19 Richard Guenther <rguenther@suse.de>
17079 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17080 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17081 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17082 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17083 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17084 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17085 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17086 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17088 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17090 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17092 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17093 (atan2xf3): Directly generate RTL pattern.
17094 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17095 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17096 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17097 disable patterns for SSE math.
17098 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17099 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17100 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17101 disable patterns for SSE math.
17103 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17105 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17107 2007-01-18 Roger Sayle <roger@eyesopen.com>
17109 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17110 VIEW_CONVERT_EXPR to the same type as it's operand.
17112 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17114 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17115 configured for long double 128.
17117 2007-01-18 Mike Stump <mrs@apple.com>
17119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17122 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17124 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17127 2007-01-18 Jan Hubicka <jh@suse.cz>
17129 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17130 greater than NUM_VOP_FREE_BUCKETS.
17132 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17134 * tree-ssa-structalias.c: Update comments.
17135 (ptabitmap_obstack): Removed.
17136 (pta_obstack): New.
17137 (oldpta_obstack): Ditto.
17138 (stats): Add a few members.
17139 (struct variable_info): Remove node, complex, address_taken, and
17140 indirect_target members. Add oldsolution member.
17141 (new_var_info): Do not initialize removed members.
17142 (constraint_expr_type): Remove INCLUDES.
17143 (constraint_graph): Add size, implicit_preds, rep,
17144 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17145 (FIRST_REF_NODE): New macro.
17146 (LAST_REF_NODE): Ditto.
17147 (FIRST_ADDR_NODE): Ditto.
17148 (find): New function.
17150 (dump_constraint): Do not handle INCLUDES.
17151 (insert_into_complex): Do not insert duplicate constraints.
17152 (condense_varmap_nodes): Renamed and rewritten into ...
17153 (merge_node_constraints): This. Also fix bug in handling of
17154 offseted copy constraints.
17155 (clear_edges_for_node): No longer need to deal with preds at all,
17156 or removing associated preds/succs.
17157 (merge_graph_nodes): Deal with indirect_cycles.
17158 Don't deal with predecessors.
17159 (add_implicit_graph_edge): New function.
17160 (add_pred_graph_edge): Ditto.
17161 (add_graph_edge): Don't deal with predecessors.
17162 (build_constraint_graph): Removed.
17163 (build_pred_graph): New function.
17164 (build_succ_graph): Ditto.
17165 (struct scc_info): Removed in_component. Added roots, dfs, and
17166 node_mapping. Remove visited_index, unification_queue.
17167 (scc_visit): Deal with union-find we do now.
17168 Deal with cycles with REF nodes.
17169 (collapse_nodes): Renamed and rewritten to ...
17170 (unify_nodes): This.
17171 (process_unification_queue): Removed.
17172 (topo_visit): Cleanup
17173 (do_da_constraint): Use find.
17174 (do_sd_constraint): Ditto.
17175 (do_ds_constraint): Ditto.
17176 (do_complex_constraint): Ditto.
17177 (init_scc_info): Update for removed and added members.
17178 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17179 (find_indirect_cycles): This.
17180 (equivalence_class): New variable.
17181 (label_visit): New function.
17182 (perform_variable_substitution): Rewritten.
17183 (free_var_substitution_info): New function.
17184 (find_equivalent_node): Ditto.
17185 (move_complex_constraints): Ditto.
17186 (eliminate_indirect_cycles): Ditto.
17187 (solve_graph): Only propagate changed bits.
17188 Use indirect cycle elimination.
17190 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17191 (tree_id_eq): Renamed to ...
17192 (tree_vi_eq): This. Update for member change
17193 (insert_id_for_tree): Renamed and rewritten to ...
17194 (insert_vi_for_tree): This.
17195 (lookup_id_for_tree): Renamed and rewritten to ...
17196 (lookup_vi_for_tree): This.
17197 (get_id_for_tree): Renamed and rewritten to ...
17198 (get_vi_for_tree): Ditto.
17199 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17200 (process_constraint): Don't handle INCLUDES.
17201 Remove special ADDRESSOF case.
17202 (find_func_aliases): Rewrite to use vi functions instead of id
17204 (create_function_info_for): Ditto.
17205 (create_variable_info_for): Ditto.
17206 (intra_create_variable_infos): Ditto.
17207 (merge_smts_into): Ditto.
17208 (find_what_p_points_to): Ditto.
17209 (init_base_vars): Ditto.
17210 (init_alias_vars): Ditto.
17211 (remove_preds_and_fake_succs): New function.
17212 (dump_sa_points_to_info): Dump new stats.
17213 (dump_solution_for_var): Use find.
17214 (set_used_smts): Fix formatting.
17215 (compute_points_to_sets): Updated for new functions.
17216 (ipa_pta_execute): Ditto.
17218 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17219 Richard Sandiford <richard@codesourcery.com>
17221 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17223 * calls.c (expand_call): If the return value is a PARALLEL,
17224 extract its first member.
17225 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17226 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17227 use FUNCTION_EXTRA_EPILOGUE.
17228 (m68k_function_value): Return a PARALLEL if the return value
17229 is of a pointer type.
17230 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17231 (FUNCTION_EXTRA_EPILOGUE): Remove.
17232 * config/m68k/m68k.md (D0_REG): New constant.
17234 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17236 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17237 output a NOP for empty epilogues.
17239 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17241 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17242 before function. Extend register save check to include all
17243 registers, not just integer ones.
17245 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17247 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17248 (m68k_use_return_insn): ...this.
17249 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17250 * config/m68k/m68k.c (use_return_insn): Rename to...
17251 (m68k_use_return_insn): ...this.
17252 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17253 of USE_RETURN_INSN.
17255 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17257 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17258 nearest even, fix denormal rounding overflow.
17260 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17262 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17263 f%$smove and f%$move.
17264 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17265 (extendsfdf2_cf): Use fdmove instead of f%&move.
17266 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17267 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17269 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17271 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17274 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17276 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17277 (coldfire_single_format): Declare.
17278 (coldfire_double_format): Likewise.
17279 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17280 of qnan_msb_set to determine the lower bits of a canonical
17282 (encode_ieee_double): Likewise.
17283 (encode_ieee_quad): Likewise.
17284 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17285 (mips_single_format): Likewise.
17286 (ieee_double_format): Likewise.
17287 (mips_double_format): Likewise.
17288 (ieee_extended_motorola_format): Likewise.
17289 (ieee_extended_intel_96_format): Likewise.
17290 (ieee_extended_intel_128_format): Likewise.
17291 (ieee_extended_intel_96_round_53_format): Likewise.
17292 (ibm_extended_format): Likewise.
17293 (mips_extended_format): Likewise.
17294 (ieee_quad_format): Likewise.
17295 (mips_quad_format): Likewise.
17296 (vax_f_format): Likewise.
17297 (vax_d_format): Likewise.
17298 (vax_g_format): Likewise.
17299 (i370_single_format): Likewise.
17300 (i370_double_format): Likewise.
17301 (decimal_single_format): Likewise.
17302 (decimal_double_format): Likewise.
17303 (decimal_quad_format): Likewise.
17304 (c4x_single_format): Likewise.
17305 (c4x_extended_format): Likewise.
17306 (real_internal_format): Likewise.
17307 (coldfire_single_format): New real_format.
17308 (coldfire_double_format): Likewise.
17309 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17310 canonical_nan_lsbs_set.
17311 (pdp11_d_format): Likewise.
17312 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17313 if TARGET_COLDFIRE_CPU.
17315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17317 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17318 (output_call, m68k_legitimize_call_address): Declare.
17319 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17320 parenthesees. Add support for a 'W' constraint.
17321 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17322 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17323 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17324 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17326 (override_options): Initialize them. Do not set flag_no_function_cse
17327 for TARGET_ID_SHARED_LIBRARY.
17328 (m68k_output_pic_call): Delete.
17329 (m68k_legitimize_call_address): New function.
17330 (print_operand): Remove the %o prefix. Handle the %p prefix.
17331 (output_call): New function.
17332 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17333 target address from the GOT if symbolic jumps are not allowed.
17334 * config/m68k/m68k.md (call, general_operand): Do not set
17335 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17336 Merge separate flag_pic and !flag_pic define_insns into...
17337 (*call, *call_value): ...these new patterns. Match the address
17338 rather than the containing MEM and require it to be a call_operand.
17339 Use output_call to generate the asm template.
17340 * config/m68k/predicates.md (const_call_operand): New predicate.
17341 (call_operand): Likewise.
17343 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17345 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17346 (STACK_GROWS_DOWNWARD): Define to 1.
17347 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17348 comments, emphasizing that these values are only defaults.
17349 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17350 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17354 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17356 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17357 Richard Sandiford <richard@codesourcery.com>
17359 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17360 (FP_REGNO_P): New macros.
17361 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17362 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17363 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17364 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17366 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17368 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17369 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17371 * config/m68k/t-floatlib: New file, extracting common code from...
17372 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17373 * config/m68k/t-uclinux: Here.
17374 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17375 routines on ColdFire targets.
17377 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17379 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17380 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17381 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17382 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17383 explicitly set MOTOROLA to 1.
17384 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17386 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17387 Nathan Sidwell <nathan@codesourcery.com>
17389 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17390 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17391 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17392 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17393 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17394 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17395 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17396 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17397 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17398 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17399 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17400 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17401 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17402 (DBX_REGISTER_NUMBER): Delete.
17403 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17404 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17405 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17407 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17409 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17410 * config/flat.h: New file.
17411 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17412 OBJECT_FORMAT_FLAT.
17413 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17414 indirect references for -msep-data or -mid-shared-library.
17415 Do not use PC-relative code addresses either.
17416 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17418 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17419 for shared libraries and crt1.o for executables. Use crti.o and
17421 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17422 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17423 Do not add -elf2flt or -shared-lib-id options here.
17424 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17425 Pass -shared-lib-id if -mid-shared-library, taking the library
17426 identifier from -mshared-library-id if given, otherwise
17428 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17429 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17430 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17431 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17432 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17433 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17435 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17436 jump sequence for ISA A and ISA A+.
17437 (PICJUMP): Likewise.
17439 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17441 * config.gcc (m68k-*-uclinux*): Base the port on the common
17442 and m68k GNU/Linux files rather than on the generic ELF ones.
17443 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17444 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17446 2007-01-18 Julian Brown <julian@codesourcery.com>
17447 Richard Sandiford <richard@codesourcery.com>
17449 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17450 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17451 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17453 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17454 80 unconditionally.
17455 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17459 * doc/install.texi: Document m68k-uclinuxoldabi.
17460 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17461 * config/m68k/uclinux-oldabi.h: New file, copied from
17462 config/m68k/uclinux.h.
17464 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17466 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17467 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17468 (m32r_compute_frame_size): Use unsigned for regno.
17469 (m32r_reload_lr): Use gen_frame_mem.
17471 (m32r_output_function_epilogue): Don't output the function epilogue
17473 (m32r_expand_epilogue): New.
17474 (direct_return): Return false if the function has the interrupt
17476 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17477 * config/m32r/m32r.md (epilogue): New expander.
17478 (return_lr, return_rte): New insns.
17479 (return): Make it expander.
17480 (return_normal): New expander.
17482 2007-01-18 Josh Conner <jconner@apple.com>
17485 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17486 support for UNLE, UNLT, UNGE, and UNGT.
17488 2007-01-18 Jan Hubicka <jh@suse.cz>
17490 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17491 * tree-tailcall (add_virtual_phis): Likewise.
17492 (optimize_tail_call): Return TODOs.
17493 (execute_tail_calls): Return TODOs.
17494 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17495 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17497 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17498 Cleanup cfg using TODO.
17499 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17500 * passes.c (execute_function_todo): When cleanup did something, remove
17502 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17503 (make_edges): Don't cleanup_cfg.
17505 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17507 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17508 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17509 operate on the top of stack.
17510 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17511 register handling of instructions that output to the second
17513 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17514 (move_for_stack_reg): Special-case check for dead destination
17515 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17517 * config/i386/i386.md (UNSPEC_TAN): New constant.
17518 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17519 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17520 to correctly model move of constant 1.0 to top stack slot.
17521 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17522 (unnamed peephole2 pattern): Remove corresponding peephole2
17523 pattern that optimizes tan insn and loading of constant 1.0.
17524 (tanxf2): Use fptanxf4_i387.
17525 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17526 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17527 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17528 disable patterns for SSE math.
17529 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17530 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17532 2007-01-18 Dirk Mueller <dmueller@suse.de>
17533 Richard Guenther <rguenther@suse.de>
17536 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17537 * common.opt (Warray-bounds): Add new warning option.
17538 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17540 * Makefile.in: make tree-vrp.o depend on toplev.h
17541 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17543 (check_array_refs, check_array_bounds, check_array_ref): New.
17545 2007-01-18 Jan Hubicka <jh@suse.cz>
17547 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17548 (execute_ssa_ccp): Return flags conditionally.
17549 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17551 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17553 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17555 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17556 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17558 * Makefile.c (GTFILES): Add cfglayout.h.
17559 * gengtype.c (open_base_files): Likewise.
17560 * cfglayout.c (cfg_layout_function_footer,
17561 cfg_layout_function_header) Reindent to make gengtype happy.
17562 * cfglayout.h (cfg_layout_function_footer,
17563 cfg_layout_function_header): Add GTY(()) marker.
17565 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17567 2007-01-18 Ben Elliston <bje@au.ibm.com>
17569 * genautomata.c (write_automata): Include xstrerror output in the
17570 error message if writing the DFA description file fails.
17572 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17574 * config/mips/mips-protos.h (mips_output_external): Make it
17576 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17577 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17578 (extern_list): Likewise.
17579 (extern_head): Likewise.
17580 (TARGET_ASM_FILE_END): Likewise.
17581 (mips_file_end): Likewise.
17582 (mips_output_external): Rewritten.
17584 2007-01-18 Ben Elliston <bje@au.ibm.com>
17586 * genpreds.c (write_insn_preds_c): Only write out the function
17587 body for regclass_for_constraint if we have register constraints.
17589 2007-01-17 Tom Tromey <tromey@redhat.com>
17591 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17592 * doc/install.texi (Testing): Use sourceware.org.
17593 (Binaries): Likewise.
17594 (Specific): Likewise.
17595 * doc/contrib.texi (Contributors): Use sourceware.org.
17597 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17599 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17600 (AVR_ENHANCED): Rename to ...
17601 (AVR_HAVE_MUL): ... new.
17602 (avr_enhanced_p): Rename to ...
17603 (avr_have_mul_p): ... new.
17604 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17605 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17606 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17607 (avr_have_mul_p): ... new.
17608 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17609 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17610 'avr_enhanced_p' and 'enhanced'.
17611 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17612 AVR_HAVE_MUL instead of AVR_ENHANCED.
17613 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17614 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17615 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17616 instead of AVR_ENHANCED.
17617 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17618 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17619 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17621 2007-01-17 Ian Lance Taylor <iant@google.com>
17623 * vec.h (VEC_reserve_exact): Define.
17624 (vec_gc_p_reserve_exact): Declare.
17625 (vec_gc_o_reserve_exact): Declare.
17626 (vec_heap_p_reserve_exact): Declare.
17627 (vec_heap_o_reserve_exact): Declare.
17628 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17630 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17631 negative parameter.
17632 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17633 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17634 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17635 * vec.c (calculate_allocation): Add exact parameter. Change all
17637 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17638 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17639 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17640 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17641 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17642 (vec_heap_p_reserve_exact): New function.
17643 (vec_heap_o_reserve_exact): New function.
17645 2007-01-17 Jan Hubicka <jh@suse.cz>
17647 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17649 2007-01-17 Eric Christopher <echristo@apple.com>
17651 * config.gcc: Support core2 processor.
17653 2007-01-16 Jan Hubicka <jh@suse.cz>
17655 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17656 the names, just unlink the chain so we don't crash on dangling
17660 2007-01-16 Jan Hubicka <jh@suse.cz>
17662 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17663 * tree-pass.h: Reorder to make IPA passes appear toegher.
17664 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17666 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17667 parameters, do not call early inliner.
17668 * ipa-inline.c: Update comments. Include tree-flow.h
17669 (cgraph_decide_inlining): Do not compute inlining parameters.
17670 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17671 be called with function context set up.
17672 (pass_ipa_inline): Remove unreachable functions before pass.
17673 (cgraph_early_inlining): Simplify assuming to be called from the
17675 (pass_early_inline): New pass.
17676 (cgraph_gate_ipa_early_inlining): New gate.
17677 (pass_ipa_early_inline): Turn into simple wrapper.
17678 (compute_inline_parameters): New function.
17679 (gate_inline_passes): New gate.
17680 (pass_inline_parameters): New pass.
17681 (apply_inline): Move here from tree-optimize.c
17682 (pass_apply_inline): New pass.
17683 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17685 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17686 doing them by hand.
17687 (tree_function_versioning): Do not allocate dummy struct function.
17688 * tree-inline.h (optimize_inline_calls): Update prototype.
17689 * tree-optimize.c (execute_fixup_cfg): Export.
17690 (pass_fixup_cfg): Remove
17691 (tree_rest_of_compilation): Do not apply inlines.
17692 * tree-flow.h (execute_fixup_cfg): Declare.
17693 * Makefile.in (gt-passes.c): New.
17694 * passes.c: Include gt-passes.h
17695 (init_optimization_passes): New passes.
17696 (nnodes, order): New static vars.
17697 (do_per_function_toporder): New function.
17698 (execute_one_pass): Dump current pass here.
17699 (execute_ipa_pass_list): Don't dump current pass here.
17701 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17703 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17704 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17706 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17708 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17709 (strong_alias): Define.
17710 (__gcc_qmul): Provide non-FMA for soft-float.
17711 (__gcc_qdiv): Same.
17716 (__gcc_qunord): New.
17726 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17727 soft-float functions.
17728 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17729 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17730 about long double soft float.
17732 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17733 Tehila Meyzels <tehila@il.ibm.com>
17735 * tree-vectorizer.h (is_pattern_stmt_p): New.
17736 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17737 formatting (tabs instead of spaces). Cleanup and clarify setting
17738 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17739 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17740 (vectorizable_type_demotion): Check that types are integral.
17741 (vectorizable_type_promotion): Likewise.
17742 (vectorizable_store): Fix typo. Eliminate new-line at end of
17745 2007-01-16 Jan Hubicka <jh@suse.cz>
17747 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17750 2007-01-15 Eric Christopher <echristo@apple.com>
17752 * ifcvt.c: Include vec.h, vecprim.h.
17753 (check_cond_move_block): New argument regs.
17754 Reorganize. Add registers used to regs.
17755 (cond_move_process_if_block): Use regs set above as
17758 2007-01-15 Eric Christopher <echristo@apple.com>
17760 * config/darwin.h: Update copyright.
17761 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17762 (LINK_COMMAND_SPEC): Add -u.
17763 (LINK_SPEC): Fix umbrella for above.
17765 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17767 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17770 2007-01-15 Tom Tromey <tromey@redhat.com>
17772 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17773 * doc/install.texi (Testing): Don't mention jacks.
17774 (Configuration): Document --enable-java-maintainer-mode. Move
17775 --with-java-home to libgcj-specific section. Document
17777 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17779 2007-01-15 Jan Hubicka <jh@suse.cz>
17781 * tree-ssa-dce.c (DCE_TODOs): New.
17782 (propagate_necessity): Return if something changed.
17783 (eliminate_unnecessary_stmts): Likewise.
17784 (perform_tree_ssa_dce): Return TODO flags when needed.
17785 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17787 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17789 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17790 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17791 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17792 patterns using X87MODEF12 mode macro. Extend operand 1
17793 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17794 (log10<mode>2): Ditto.
17795 (log2<mode>2): Ditto.
17796 (log1p<mode>2): Ditto.
17797 (logb<mode>2): Ditto.
17798 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17799 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17800 (*fxtractxf3_i387): Rename from *fxtractxf3.
17801 (fxtract_extend<mode>xf3_i387): New insn pattern.
17802 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17803 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17804 and gen_fyl2xxf3_i387().
17806 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17808 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17809 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17810 get_loop_exit_edges. Changed return type to bool.
17811 * cfgloop.h (fix_loop_placement): Declaration removed.
17813 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17815 * param.h (MIN_VECT_LOOP_BOUND): New.
17816 * params.def (MIN_VECT_LOOP_BOUND): New.
17817 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17818 argument - minimum threshold for number of iterations.
17819 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17820 argument to declaration.
17821 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17822 MIN_VECT_LOOP_BOUND.
17823 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17824 slpeel_tree_peel_loop_to_edge with additional argument.
17825 (vect_do_peeling_for_alignment): Likewise.
17826 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17828 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17831 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17832 operands of size 1.
17834 2007-01-14 Jan Hubicka <jh@suse.cz>
17836 * tree-dfa.c (remove_referenced_var): New function.
17837 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17838 prune referenced vars list too.
17839 * tree-flow.h (remove_referenced_var): Declare.
17841 2007-01-14 Jan Hubicka <jh@suse.cz>
17843 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17845 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17846 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17847 * except.h (verify_eh_throw_table_statements): Kill prototype.
17848 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17849 into call exrepssions.
17850 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17852 * tree-cfg.c: Include pointer-set.h.
17853 (verify_node_sharing): Work on pointer set.
17854 (verify_eh_throw_stmt_node): New.
17855 (verify_stmts): Use pointers sets, verify throw_stmt.
17857 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17859 * ipa-reference.c (analyze_function): Consider also addresses taken
17862 2007-01-12 Roger Sayle <roger@eyesopen.com>
17864 * c-typeck.c (null_pointer_constant_p): Replace use of
17865 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17866 (build_c_cast): Likewise.
17868 2007-01-12 Roger Sayle <roger@eyesopen.com>
17870 * tree.h (force_fit_type_double): Remove unused final argument.
17871 * c-common.c (constant_expression_warning): Replace use of
17872 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17873 (convert_and_check): Likewise.
17874 (shorten_compare): Update call to force_fit_type_double.
17875 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17876 * convert.c (convert_to_pointer): Update call to
17877 force_fit_type_double.
17878 * fold-const.c (force_fit_type_double): Remove overflowed_const
17880 (int_const_binop, fold_convert_const_int_from_int,
17881 fold_convert_const_int_from_real, fold_div_compare,
17882 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17883 fold_abs_const, fold_not_const): Remove the final argument from
17884 calls to force_fit_type_double.
17886 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17888 * configure.ac: Set insn to "nop" for spu-*-* also.
17889 * configure: Regenerate.
17891 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17893 * builtins.def : Add BUILT_IN_FREE.
17895 2007-01-12 Jan Hubicka <jh@suse.cz>
17897 PR tree-optimization/30443
17898 * tree-inline.c (tree_function_versioning): Do not optimize when
17899 cloning for inlining.
17901 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17903 * doc/loop.texi: Document recording of loop exits.
17904 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17905 (update_single_exits_after_duplication,
17906 update_single_exit_for_duplicated_loop,
17907 update_single_exit_for_duplicated_loops): Removed.
17908 (duplicate_loop_to_header_edge): Do not call
17909 update_single_exits_after_duplication and
17910 update_single_exit_for_duplicated_loops.
17911 (loop_version): Do not update single_exit information.
17912 (fix_loop_structure): Use record_loop_exits instead of
17913 mark_single_exit_loops.
17914 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17915 the lists of loop exits.
17916 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17917 split_edge, merge_blocks): Update the lists of loop exits.
17918 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17919 loop_optimizer_init.
17920 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17921 of mark_single_exit_loops.
17922 (loop_optimizer_finalize): Call release_recorded_exits.
17923 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17924 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17925 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17926 update single exit information.
17927 * lambda-code.c (perfect_nestify): Ditto.
17928 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17929 (mark_single_exit_loops): Removed.
17930 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17931 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17932 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17934 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17935 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17936 (verify_loop_structure): Verify consistency of the exit lists.
17937 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17938 (set_single_exit): Removed.
17939 * cfgloop.h (struct loop_exit): New function.
17940 (struct loop): single_exit_ field replaced by exits field.
17941 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17942 LOOPS_HAVE_RECORDED_EXITS.
17943 (struct loops): Added exits hash.
17944 (mark_single_exit_loops, set_single_exit): Declaration removed.
17945 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17947 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17949 * doc/invoke.texi: Avoid use of @headitem.
17951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17953 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17955 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17957 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17960 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17961 Richard Sandiford <richard@codesourcery.com>
17963 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17964 * config/m68k/m68k.opt: Resort options.
17965 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17967 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17968 Richard Sandiford <richard@codesourcery.com>
17970 * doc/invoke.texi: Document the macros that are defined by
17971 m68k's -mtune and -mhard-float options.
17972 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17973 (m68k_cpp_cpu_family): Likewise.
17974 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17975 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17976 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17977 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17978 (m68k_cpp_cpu_family): Likewise.
17980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17982 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17983 macros besides mc68000 as tuning macros. Use a switch statement
17984 to set them and mcpu32.
17986 2007-01-12 Julian Brown <julian@codesourcery.com>
17988 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17989 (TARGET_68040_ONLY): Rename to...
17990 (TARGET_68040): ...this.
17991 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17992 * config/m68k/m68k.md: Likewise.
17994 2007-01-12 Julian Brown <julian@codesourcery.com>
17995 Nathan Sidwell <nathan@codesourcery.com>
17996 Richard Sandiford <richard@codesourcery.com>
17998 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17999 the -mcpu= argument associated with the --with-cpu setting.
18000 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18001 if different from the one implied by the -mcpu setting.
18002 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18003 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18004 * doc/invoke.texi: Mention ColdFire in the introduction to the
18005 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18006 -mno-div and -mhard-float options. Make -m68881 a synonym for
18007 -mhard-float. Document the previously-undocumented -m5206e,
18008 -m528x, -m5307 and -m5407 options. Tweak the existing option
18009 documentation for consistency.
18010 * doc/install.texi: Mention new --with-cpu arguments.
18011 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18012 default CPU if neither -mcpu nor -march are specified.
18013 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18014 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18015 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18016 using m68k_tune to decide between families that implement the
18017 same ISA. Use m68k_tune to set __mcfv4e__.
18018 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18019 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18020 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18021 (FL_ISA_C, FL_ISA_MMU): New macros.
18022 (MASK_COLDFIRE): Delete.
18023 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18024 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18025 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18026 (TARGET_HARD_FLOAT): Do not define here.
18027 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18028 (TUNE_68000): New macro.
18029 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18030 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18031 (TUNE_CFV2): Redefine in terms of m68k_tune.
18032 (uarch_type, target_device, fpu_type): New enums.
18033 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18034 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18035 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18036 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18037 (FL_FOR_isa_c): New macros.
18038 (m68k_isa): New enum.
18039 (m68k_target_selection): New structure.
18040 (all_devices, all_isas, all_microarchs): New tables.
18041 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18042 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18043 (MASK_ALL_CPU_BITS): Delete.
18044 (m68k_find_selection): New function.
18045 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18046 Map the legacy target options to a combination of the new ones.
18047 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18048 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18049 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18051 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18052 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18054 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18055 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18056 * config/m68k/m68k-devices.def: New file.
18058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18059 Nathan Sidwell <nathan@codesourcery.com>
18061 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18062 (SUBTARGET_EXTRA_SPECS): New macros.
18063 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18064 use %(asm_cpu_spec) instead.
18065 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18066 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18067 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18068 (EXTRA_SPECS): Rename to...
18069 (SUBTARGET_EXTRA_SPECS): ...this.
18071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18072 Richard Sandiford <richard@codesourcery.com>
18073 Julian Brown <julian@codesourcery.com>
18075 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18076 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18077 to the configuration's default CPU.
18078 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18079 Remove default masks.
18080 (m680[012]0-*-*): Set the default with_cpu to the first part of
18082 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18083 (m68k*-*-linux): Extend the --with-cpu handling to...
18084 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18085 and m68010. Don't set target_cpu_default2.
18086 * doc/install.texi: Document --with-cpu for m68k.
18087 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18088 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18089 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18090 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18091 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18092 (ASM_SPEC): Remove use of %(asm_cpu_default).
18093 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18094 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18095 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18096 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18097 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18098 (TARGET_DEFAULT): Delete.
18099 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18100 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18101 (CPP_CPU_SPEC): Delete.
18102 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18103 the appropriate string.
18104 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18105 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18106 (ASM_SPEC): Don't use %(asm_default_spec).
18107 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18108 TARGET_DEFAULT and add MASK_68881.
18109 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18113 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18114 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18115 MASK_68010 alongside MASK_68020.
18116 * doc/invoke.texi: Document -m68010.
18117 * config/m68k/m68k.opt (m68010): New.
18118 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18120 (TUNE_68010): New macro.
18121 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18122 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18123 (M68K_CPU_m68332): Add MASK_68010.
18124 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18125 fallback definition.
18126 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18128 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18129 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18130 to all entries that use MASK_68020.
18131 (output_move_simode_const, output_move_himode, output_move_qimode)
18132 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18133 instead of TARGET_68020 to select clr behavior. Remove comment
18134 about there being no TARGET_68010.
18135 * config/m68k/m68k.md: Likewise throughout.
18137 2007-01-12 Julian Brown <julian@codesourcery.com>
18139 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18140 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18141 * config/m68k/m68k.md: Likewise.
18143 2007-01-12 Julian Brown <julian@codesourcery.com>
18145 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18146 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18148 2007-01-12 Julian Brown <julian@codesourcery.com>
18150 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18151 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18152 * config/m68k/m68k.md: Likewise.
18154 2007-01-12 Julian Brown <julian@codesourcery.com>
18155 Richard Sandiford <richard@codesourcery.com>
18157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18158 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18159 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18161 (TARGET_CPU32): Rename to...
18162 (TUNE_CPU32): ...this.
18163 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18164 (TUNE_CFV2): New macros.
18165 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18166 remove conditions that are implied by TARGET_68020.
18167 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18168 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18169 (m68k_output_function_epilogue): Likewise.
18170 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18171 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18172 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18173 non-68000 timings. Refactor multiplication and division costs.
18174 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18175 TUNE_CPU32 instead of TARGET_CPU32.
18176 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18177 and TUNE_68060 instead of TARGET_68060.
18178 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18179 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18181 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18182 && !TARGET_COLDFIRE" to choose between moveq and clr.
18183 Likewise in the unnamed movsf pattern.
18184 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18185 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18190 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18191 of tabbing before backslashes.
18193 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18195 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18196 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18197 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18199 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18201 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18202 find_interesting_uses_cond.
18203 (find_interesting_uses_cond): Use extract_cond_operands.
18204 (rewrite_use_compare): Use extract_cond_operands and
18205 force_gimple_operand_bsi. Do not call update_stmt.
18206 (determine_use_iv_cost_condition): Use extract_cond_operands.
18207 Return cheaper of using original bound and changing the exit bound.
18209 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18211 PR tree-optimization/29516
18212 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18213 most_expensive_mult_to_index, addr_to_parts,
18214 create_mem_ref, maybe_fold_tmr): Make the type of
18215 fields of TARGET_MEM_REF sizetype.
18216 (move_fixed_address_to_symbol, move_pointer_to_base):
18218 * tree.def (TARGET_MEM_REF): Add comment on types of
18221 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18223 * c-common.c (vector_types_convertible_p): Treat opaque types as
18224 always convertible if they have the same size, but not otherwise.
18226 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18228 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18229 Remove the b_unconditional field.
18230 (noce_try_sign_mask): Do not look at b_unconditional.
18231 (noce_process_if_block): Do not use merge_if_blocks. Update
18232 the CFG here. Do not set b_unconditional.
18233 (cond_move_process_if_block): Likewise.
18234 (find_cond_trap): Likewise.
18235 (check_cond_move_block): Require simple jump insns at the end
18236 of the basic block.
18238 2007-01-11 Jan Hubicka <jh@suse.cz>
18240 PR tree-optimization/1046
18241 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18242 when alias info is not ready.
18243 (pass_tail_recursion): Do not require aliasing.
18244 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18245 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18246 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18247 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18248 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18249 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18250 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18252 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18253 When aliasing is not build, mark statement as volatile.
18255 2007-01-11 Tom Tromey <tromey@redhat.com>
18257 PR preprocessor/15185, PR preprocessor/20989:
18258 * doc/cppopts.texi <-MT>: Update description of algorithm for
18259 computing default target.
18260 <-M, -MD>: Reword "basename" text.
18262 2007-01-11 Roger Sayle <roger@eyesopen.com>
18264 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18265 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18266 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18267 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18268 fold_builtin_bswap, real_constp, fold_builtin_pow,
18269 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18270 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18271 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18272 * convert.c (convert_to_pointer): Likewise.
18273 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18274 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18275 const_binop, fold_convert_const_int_from_int,
18276 fold_convert_const_int_from_real,
18277 fold_convert_const_real_from_real, sign_bit_p,
18278 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18279 fold_sign_changed_comparison, fold_unary, fold_comparison,
18280 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18281 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18282 * print-tree.c (print_node_brief, print_node): Likewise.
18283 * stor-layout.c (place_field, layout_type): Likewise.
18284 * tree-chrec.c (keep_cast): Likewise.
18285 * tree.c (build_vector, build_real, build_real_from_int_cst,
18286 build_complex): Likewise.
18288 2007-01-11 Roger Sayle <roger@eyesopen.com>
18290 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18291 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18293 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18295 * configure.ac (strict1_warn): Rename to strict_warn.
18296 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18297 cc_set_by_configure, quoted_cc_set_by_configure,
18298 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18299 all_boot_languages, all_stagestuff): Remove.
18300 (target_list): Remove bootstrap targets.
18301 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18302 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18303 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18304 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18305 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18306 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18307 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18308 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18309 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18310 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18311 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18312 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18313 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18314 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18315 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18316 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18317 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18318 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18319 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18320 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18321 (mostlyclean): Adjust.
18322 (clean, distclean): Don't mention bootstrap stuff.
18323 * configure: Regenerate.
18324 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18325 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18326 treelang/config-lang.in (stagestuff): Remove.
18327 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18328 stageprofile, stagefeedback, stagestuff): Remove mention.
18330 2007-01-11 Nick Clifton <nickc@redhat.com>
18332 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18334 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18335 (mcore_arith_K_S_operand): Run the test for the S constraint not
18336 the test for the M constraint.
18337 (mcore_addsub_operand): Do not accept integer values that are
18338 larger than 32 bits.
18339 * config/mcore/mcore.md: Remove unused constraints from split.
18340 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18341 (addsi3): Likewise.
18342 (allocate_stack): Likewise.
18343 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18344 operands to 32 bits.
18345 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18347 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18348 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18349 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18350 mcore_output_bclri, mcore_output_andn, output_inline_const,
18351 mcore_output_move, mcore_output_movedouble): Likewise.
18352 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18353 (output_inline_const): Likewise.
18354 (output_inline_const): Fix format strings used in sprintf
18356 * config/mcore/mcore-protos.h: Update prototypes for changed
18357 functions in mcore.c.
18358 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18359 HOST_WIDE_INT and not int.
18360 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18361 CONST_OK_FOR_N): Likewise.
18362 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18363 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18366 2007-01-10 Jan Hubicka <jh@suse.cz>
18368 * tree-vrp.c (remove_range_assertions): Release defs.
18369 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18370 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18372 2007-01-10 Paul Brook <paul@codesourcery.com>
18374 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18375 * config/arm/arm.md (mulsi3subsi): New insn.
18377 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18379 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18380 (tree_transform_and_unroll_loop): New.
18381 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18384 2007-01-10 Robert Kennedy <jimbob@google.com>
18386 * fold-const.c (fold_comparison): Fold comparisons like (x *
18387 1000 < 0) to (x < 0).
18389 2007-01-10 Ian Lance Taylor <iant@google.com>
18391 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18392 operands have the same priority.
18394 2007-01-10 Tom Tromey <tromey@redhat.com>
18396 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18397 (fold_binary): Likewise.
18398 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18399 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18400 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18401 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18402 * langhooks.h (struct lang_hooks): Removed field
18403 'can_use_bit_fields_p'.
18405 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18407 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18409 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18411 * function.c (get_last_funcdef_no): New function.
18412 * function.h (get_last_funcdef_no): Declare.
18413 * tree-inline.c (initialize_cfun): Add initialization.
18414 (tree_function_versioning): Cleanup.
18416 2007-01-10 Jan Hubicka <jh@suse.cz>
18418 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18421 2007-01-10 Sa Liu <saliu@de.ibm.com>
18422 Ben Elliston <bje@au.ibm.com>
18424 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18425 for SAVE_NONLOCAL and Pmode for any other save level.
18426 * spu-protos.h (spu_restore_stack_block): Declare.
18427 * spu.md (save_stack_block): Remove.
18428 (restore_stack_block): Call spu_restore_stack_block.
18429 * spu.c (spu_restore_stack_block): New function.
18430 (spu_expand_epilogue): Remove old comment.
18432 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18434 PR tree-optimization/30322
18435 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18436 (cand_value_at): Return the value as aff_tree.
18437 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18438 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18439 aff_combination_mult): New functions.
18440 (aff_combination_add): Use aff_combination_add_cst.
18441 (aff_combination_convert): Allow conversions to a wider type.
18442 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18443 * tree-affine.h (aff_combination_mult): Declare.
18445 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18447 * doc/tm.texi: Update documentation to reflect reality of exec
18448 and start file search behaviours. Update copyright year.
18449 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18450 header file directories.
18452 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18454 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18455 (*cosxf2): Rename to cosxf2_i387.
18456 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18457 using X87MODEF12 mode macro. Rename patterns to
18458 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18460 (*cosdf2, *cossf2): Ditto.
18461 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18462 to match extended input operands.
18463 (sincos<mode>3): New expander.
18464 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18465 insn patterns and corresponding splitters.
18467 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18469 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18470 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18472 2007-01-09 Nicolas Pitre <nico@cam.org>
18475 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18477 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18479 * target.h (struct gcc_target): New field library_rtti_comdat.
18480 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18481 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18482 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18483 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18485 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18487 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18489 2007-01-08 Richard Guenther <rguenther@suse.de>
18491 * tree.h (force_fit_type_double): Export.
18492 (force_fit_type): Remove.
18493 * fold-const.c (force_fit_type_double): New function.
18494 (force_fit_type): Remove.
18495 (int_const_binop): Use it.
18496 (fold_convert_const_int_from_int): Likewise.
18497 (fold_convert_const_int_from_real): Likewise.
18498 (fold_div_compare): Likewise.
18499 (fold_sign_changed_comparison): Likewise.
18500 (fold_unary): Likewise.
18501 (fold_negate_const): Likewise.
18502 (fold_abs_const): Likewise.
18503 (fold_not_const): Likewise.
18504 * c-common.c (shorten_compare): Use force_fit_type_double.
18505 * convert.c (convert_to_pointer): Likewise.
18507 2007-01-08 Richard Guenther <rguenther@suse.de>
18509 * tree.h (build_int_cst_wide_type): Export.
18510 * tree.c (build_int_cst_wide_type): New function.
18511 (build_int_cst_wide): Fix comment.
18512 * builtins.c (fold_builtin_object_size): Use build_int_cst
18513 to build -1 or 0 of the correct type. Use fit_double_type
18514 to check for overflow.
18515 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18517 (decode_field_reference): Likewise.
18518 (all_ones_mask_p): Likewise.
18519 (native_interpret_int): Use build_int_cst_wide_type.
18520 (fold_binary): Use build_int_cst_type to build an all-ones
18522 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18524 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18526 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18528 2007-01-09 Ben Elliston <bje@au.ibm.com>
18530 * genautomata.c (STATS_OPTION): New option.
18531 (stats_flag): New flag.
18532 (gen_automata_option): Handle it.
18533 (initiate_automaton_gen): Ditto.
18534 (write_automata): Output statistics only if stats_flag is
18535 set. Likewise, output time statistics only if time_flag is set.
18536 * doc/md.texi (Processor pipeline description): Document new flag.
18538 2007-01-08 Richard Guenther <rguenther@suse.de>
18540 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18541 * tree.c (build_int_cst_type): Likewise.
18542 (size_in_bytes): Don't call force_fit_type on the result.
18543 (int_fits_type_p): Use fit_double_type.
18544 * fold-const.c (fit_double_type): New function.
18545 (force_fit_type): Use it.
18546 * tree.h (fit_double_type): Export.
18548 2007-01-08 Jan Hubicka <jh@suse.cz>
18550 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18551 * ipa.c (function_and_variable_visibility): Fix return type.
18553 2007-01-08 Richard Guenther <rguenther@suse.de>
18555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18556 of offset to build the index.
18557 * tree-pretty-print.c (dump_generic_node): Don't build negated
18558 const just for printing.
18559 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18560 * builtins.c (fold_builtin_int_roundingfn): Check if result
18561 fits the type by using force_fit_type and comparing the result.
18562 * predict.c (predict_loops): Use compare_tree_int for comparison.
18563 * tree.c (build_int_cst): Fall back to integer_type_node for
18565 (build_int_cst_wide): Assert type is non-null.
18567 2007-01-08 Roberto Costa <roberto.costa@st.com>
18569 * tree-vrp.c (extract_range_from_cond_expr): New.
18570 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18571 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18573 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18574 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18575 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18576 used as expressions.
18577 * tree-object-size.c (cond_expr_object_size): New.
18578 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18580 2007-01-08 Jan Hubicka <jh@suse.cz>
18582 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18583 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18586 2007-01-08 Richard Guenther <rguenther@suse.de>
18588 PR tree-optimization/23603
18589 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18590 (extract_range_from_binary): Fall back to truthvalue instead of
18591 varying for TRUTH_*_EXPR.
18592 (extract_range_from_comparison): Fall back to truthvalue instead of
18594 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18595 if all visited PHI values were constant.
18597 2007-01-08 Jan Hubicka <jh@suse.cz>
18599 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18600 (cgraph_analyze_function): break out from ...
18601 (cgraph_finalize_compilation_unit): ... here.
18602 (cgraph_expand_function): Remove forgoten commented out line.
18603 (cgraph_optimize): Analyze functions.
18605 2007-01-08 Jan Hubicka <jh@suse.cz>
18607 * tree-pas.h (TODO_remove_function): New flag.
18608 (TODO_update*): Renumber.
18609 (pass_ipa_increase_alignment,
18610 pass_ipa_function_and_variable_visibility): New passes.
18611 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18612 (cgraph_function_and_variable_visibility): Move to ipa.c
18613 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18614 cgraph_increase_alignment.
18615 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18616 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18617 calling tree-inline.
18618 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18619 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18620 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18621 (gate_increase_alignment): New function.
18622 (pass_ipa_increase_alignment): New pass.
18623 * ipa.c: Inline tree-pass.h and timevar.h
18624 (function_and_variable_visibility): Move here from cgraphunit.c
18625 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18626 * passes.c (init_optimization_passes): Add the two new passes.
18627 (execute_todo): Handle cgraph_remove_functions.
18629 2007-01-08 Nick Clifton <nickc@redhat.com>
18631 * config/frv/predicates.md (reg_or_0_operand): Accept
18634 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18636 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18637 * config.gcc: Add bfin*-rtems*.
18639 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18641 * c.opt: Add -flax-vector-conversions.
18642 * c-typeck.c (convert_for_assignment): Pass flag to
18643 vector_types_convertible_p to allow emission of note.
18644 (digest_init): Likewise.
18645 * c-opts.c: Handle -flax-vector-conversions.
18646 * c-common.c (flag_lax_vector_conversions): New.
18647 (vector_types_convertible_p): Unless -flax-vector conversions
18648 has been passed, disallow conversions between vectors with
18649 differing numbers of subparts and/or element types. If such
18650 a conversion is disallowed, possibly emit a note on the first
18651 occasion only to inform the user of -flax-vector-conversions.
18652 The new last argument specifies this.
18653 * c-common.h (flag_lax_vector_conversions): New.
18654 (vector_types_convertible_p): Add extra argument.
18655 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18656 char_type_node for V*QI type vectors.
18657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18658 Update to satisfy new typechecking rules.
18659 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18660 C and C++ variants.
18661 * doc/invoke.texi (C Dialect Options): Document
18662 -flax-vector-conversions.
18664 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18666 PR tree-optimization/29877
18667 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18668 a register variable on the RHS to not be replaceable.
18670 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18671 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18672 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18673 const_simm15, const_pow2, const_npow2): Added.
18674 * config/score/misc.md (insv, extv, extzv, movmemsi,
18675 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18676 * config/score/score.c (score_address_cost, score_select_cc_mode):
18678 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18679 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18680 Update score_print_operand.
18681 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18682 Adjust register allocate order and update some macro define.
18683 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18684 mdx_block_move_straight, mdx_block_move_loop_head,
18685 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18686 mdx_block_move_loop, mdx_block_move): Added.
18687 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18688 mdp_limm): Updated and fix some bug and typo.
18689 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18690 (movsf, movdf, doloop_end): Added.
18692 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18694 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18695 config/arm/thumb2.md: Fix comment typos.
18696 * doc/extend.texi: Fix a typo.
18698 2007-01-07 Eric Christopher <echristo@apple.com>
18700 * configure.ac: Check for __stack_chk_fail for darwin.
18701 * configure: Regenerate.
18703 2007-01-07 Richard Guenther <rguenther@suse.de>
18705 * tree-vrp.c (extract_range_from_assert): CSE calls to
18706 compare_values where possible.
18707 (extract_range_from_unary_expr): Likewise.
18709 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18711 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18712 * config/avr/avr.c (call_insn_operand): Delete function.
18713 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18714 instead of register number. Use predicates.
18715 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18716 call_insn_operand): Add.
18718 2007-01-06 Jan Hubicka <jh@suse.cz>
18720 * tree-pass.h (pass_build_cgraph_edges): Declare.
18721 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18722 (visited_nodes): Remove.
18723 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18724 build_cgrpah_edges; make visited_nodes local.
18725 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18726 (record_references_in_initializer): Move to cgraphbuild.c
18727 (initialize_inline_failed, rebuild_cgraph_edges,
18728 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18729 (verify_cgraph_node): Make visited_nodes local.
18730 (cgraph_analyze_function): Do not call cgraph_create_edges and
18731 initialize_inline_failed.
18732 (cgraph_expand_function): Do not call cgraph_lower_function;
18733 assert that function is already lowered.
18734 * Makefile.in (cgraphbuild.o): New.
18735 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18736 at the end of lowering passes.
18738 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18740 * ifcvt.c (cond_move_convert_if_block): New function, code
18741 factored out from...
18742 (cond_move_process_if_block): ...here. Call the new function
18743 on the THEN and ELSE blocks.
18744 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18745 already takes care of this.
18747 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18750 * tree.h (TREE_OVERFLOW_P): New.
18751 * c-typeck.c (parser_build_unary_op): Warn only if result
18752 overflowed and operands did not.
18753 (parser_build_binary_op): Likewise.
18754 (convert_for_assignment): Remove redundant overflow_warning.
18755 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18757 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18759 * c-typeck.c (store_init_value): Split over two lines to follow
18760 the GNU coding style.
18762 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18764 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18765 __GXX_EXPERIMENTAL_CXX0X__.
18766 * doc/cpp.texi: Same.
18768 2007-01-05 Richard Guenther <rguenther@suse.de>
18770 PR middle-end/27826
18771 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18772 with mismatched types. Instead explicitly build a
18773 conversion NOP_EXPR.
18775 2007-01-05 Ian Lance Taylor <iant@google.com>
18777 * c-common.c (decl_with_nonnull_addr_p): New function.
18778 (c_common_truthvalue_conversion): Call it.
18779 * c-typeck.c (build_binary_op): Likewise.
18780 * c-common.h (decl_with_nonnull_addr_p): Declare.
18782 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18785 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18788 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18790 * doc/install.texi (Final install): Document the fact that
18791 the GNAT runtime should not be stripped.
18793 2007-01-04 Jan Hubicka <jh@suse.cz>
18795 * tree-inline.c (fold_marked_statements): Update operand caches
18796 and EH after folding
18798 2007-01-04 Ian Lance Taylor <iant@google.com>
18800 * c-common.c (check_function_nonnull): Whitespace fix.
18802 2007-01-04 Jan Hubicka <jh@suse.cz>
18804 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18805 comitted older version of patch.
18806 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18807 function, celanup cfg and collect garbage.
18809 2007-01-04 Mike Stump <mrs@apple.com>
18811 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18814 2007-01-04 Eric Christopher <echristo@apple.com>
18816 * libgcc2.c (__bswapsi2): Use SItype.
18817 (__bswapdi2): Use DItype.
18818 * libgcc2.h: Update for above.
18820 2007-01-04 Paul Brook <paul@codesourcery.com>
18822 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18823 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18824 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18825 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18826 umulsi3_highpart): Make conditional on !arm_arch6.
18827 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18828 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18829 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18830 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18831 umulsi3_highpart_v6): New insns.
18833 2007-01-04 Roger Sayle <roger@eyesopen.com>
18835 * fold-const.c (fold_convert): When casting an expression to void,
18836 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18837 have a type. Instead of attempting to build a NOP_EXPR, return
18838 these "special" trees directly.
18840 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18842 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18843 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18844 rs6000_cost->fp not 0 as adjustment for outer NEG.
18846 2007-01-04 Jan Hubicka <jh@suse.cz>
18848 * cgraph.c (cgraph_release_function_body): New function.
18849 (cgraph_remove_node): Use it.
18850 * cgraph.h (cgraph_release_function_body): Declare.
18851 * cgraphunit.c (cgraph_expand_function): Use it.
18852 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18853 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18854 is initialized and while compilation of other function is running.
18855 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18856 statement CFG annotations from here to ...
18857 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18859 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18861 * cfgloop.h (enum li_flags): Make the constants powers of two.
18863 2007-01-04 Jan Hubicka <jh@suse.cz>
18865 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18867 (fold_marked_statements): New function.
18868 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18869 * tree-inline.h (copy_body_data): Add statements_to_fold.
18871 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18873 * config.gcc: Mention libgcc/config.host.
18874 * Makefile.in: Update comments mentioning libgcc.
18875 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18876 (all.cross, start.encap, rest.encap, rest.cross): Update
18877 dependencies for libgcc move.
18878 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18879 (clean-target, clean-target-libgcc): Delete.
18880 (srcdirify, GCC_EXTRA_PARTS): New macros.
18881 (libgcc-support, libgcc.mvars): New rules.
18882 (distclean): Remove mention of mklibgcc.
18883 (install): Don't reference INSTALL_LIBGCC.
18884 (install-common): Don't reference EXTRA_PARTS.
18885 (install-libgcc, install-multilib): Delete rules.
18886 * mklibgcc.in: Delete file.
18887 * doc/configfiles.texi: Don't mention mklibgcc.
18889 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18890 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18891 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18892 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18893 (mklibgcc, ldblspecs): Likewise.
18895 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18896 (posixpre.def): Use $(T).
18897 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18898 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18899 (SHLIB_LINK): Make dummy.
18900 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18902 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18904 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18905 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18906 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18907 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18909 * configure.ac (all_outputs): Remove mklibgcc.
18910 * configure: Regenerated.
18912 2007-01-03 Josh Conner <jconner@apple.com>
18914 PR middle-end/29683
18915 * calls.c (compute_argument_addresses): Set stack and stack_slot
18916 for partial args, too.
18917 (store_one_arg): Use locate.size.constant for the size when
18918 generating a save_area.
18920 2007-01-03 Robert Kennedy <jimbob@google.com>
18922 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18923 whose definitions are deleted due to basic block merging.
18925 2007-01-03 Paul Brook <paul@codesourcery.com>
18928 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18930 (use_return_insn): Return 0 for Thumb interrupt functions.
18931 (print_multi_reg): Add rfe argument for IRQ returns.
18932 (arm_output_epilogue): Pop interrupt return address directly into PC.
18933 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18935 2007-01-03 Paul Brook <paul@codesourcery.com>
18937 Merge from sourcerygxx-4_1.
18938 * config/arm/thumb2.md: New file.
18939 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18941 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18942 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18943 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18944 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18946 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18947 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18949 * config/arm/ieee754-sf.S: Ditto.
18950 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18951 (thumb1_base_register_rtx_p): ... to this.
18952 (thumb_index_register_rtx_p): Rename...
18953 (thumb1_index_register_rtx_p): ... to this.
18954 (thumb_output_function_prologue): Rename...
18955 (thumb1_output_function_prologue): ... to this.
18956 (thumb_legitimate_address_p): Rename...
18957 (thumb1_legitimate_address_p): ... to this.
18958 (thumb_rtx_costs): Rename...
18959 (thumb1_rtx_costs): ... to this.
18960 (thumb_compute_save_reg_mask): Rename...
18961 (thumb1_compute_save_reg_mask): ... to this.
18962 (thumb_final_prescan_insn): Rename...
18963 (thumb1_final_prescan_insn): ... to this.
18964 (thumb_expand_epilogue): Rename...
18965 (thumb1_expand_epilogue): ... to this.
18966 (arm_unwind_emit_stm): Rename...
18967 (arm_unwind_emit_sequence): ... to this.
18968 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18969 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18970 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18971 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18972 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18973 thumb2_output_casesi): New functions.
18974 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18975 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18976 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18977 THUMB2_WORK_REGS): Define.
18978 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18979 arm_condexec_mask, arm_condexec_masklen)): New variables.
18980 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18981 (arm_override_options): Check new CPU capabilities.
18982 Set new architecture flag variables.
18983 (arm_isr_value): Handle v7m interrupt functions.
18984 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18986 (const_ok_for_arm): Handle Thumb-2 constants.
18987 (arm_gen_constant): Ditto. Use movw when available.
18988 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18990 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18991 (thumb_find_work_register, arm_load_pic_register,
18992 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18993 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18994 print_multi_reg, output_mov_long_double_fpa_from_arm,
18995 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18996 output_mov_double_fpa_from_arm, output_move_double,
18997 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18998 output_return_instruction, arm_output_function_prologue,
18999 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19000 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19001 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19002 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19003 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19004 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19006 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19007 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19008 (arm_file_start): Output directive for unified syntax.
19009 (arm_unwind_emit_set): Handle stack alignment instruction.
19010 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19011 Add v6t2, v7, v7a, v7r and v7m.
19012 (RETLDM): Add Thumb-2 code.
19013 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19014 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19015 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19016 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19017 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19018 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19019 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19020 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19021 ADJUST_INSN_LENGTH): Define.
19022 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19023 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19024 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19025 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19026 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19027 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19028 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19029 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19030 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19031 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19032 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19033 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19034 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19035 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19036 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19037 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19038 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19040 * config/arm/arm-tune.md: Regenerate.
19041 * config/arm/arm-protos.h: Update prototypes.
19042 * config/arm/vfp.md: Enable patterns for Thumb-2.
19043 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19044 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19045 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19046 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19047 * config/arm/libunwind.S: Add Thumb-2 code.
19048 * config/arm/constraints.md: Update include Thumb-2.
19049 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19050 * config/arm/ieee754-df.S: Ditto.
19051 * config/arm/bpabi.S: Ditto.
19052 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19053 * config/arm/predicates.md (low_register_operand,
19054 low_reg_or_int_operand, thumb_16bit_operator): New.
19055 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19056 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19057 * config/arm/t-arm-elf: Add armv7 multilib.
19058 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19060 (UNSPEC_STACK_ALIGN, ce_count): New.
19061 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19062 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19064 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19065 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19066 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19067 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19068 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19069 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19071 * doc/extend.texi: Document ARMv7-M interrupt functions.
19072 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19074 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19076 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19077 (struct _Unwind_Context): Rename args_size to flags, remove
19078 signal_frame field, add a new args_size field and version field.
19079 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19080 _Unwind_IsExtendedContext): New inline functions.
19081 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19082 Assume by_value array is only present if _Unwind_IsExtendedContext.
19083 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19084 _Unwind_IsSignalFrame.
19085 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19086 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19087 (uw_init_context_1): Initialize context->flags to
19088 EXTENDED_CONTEXT_BIT.
19089 * config/rs6000/linux-unwind.h (frob_update_context): Use
19090 _Unwind_SetSignalFrame.
19092 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19094 PR middle-end/30353
19095 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19096 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19099 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19101 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19102 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19103 RET, AT_SP): Remove.
19104 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19108 * cfgbuild.c (find_basic_blocks): Likewise.
19109 * cfgrtl.c (rtl_create_basic_block): Likewise.
19110 * function.c (temp_slots_at_level): Likewise.
19111 * reg-stack.c (stack_regs_mentioned): Likewise.
19112 * regclass.c (allocate_reg_info): Likewise.
19113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19114 set_bb_for_stmt, move_block_to_fn): Likewise.
19115 * tree-complex.c (tree_lower_complex): Likewise.
19116 * vec.h (VEC_safe_grow_cleared): New.
19118 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19120 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19122 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19123 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19125 * cfgloopmanip.c (scale_loop_frequencies): Export.
19126 (loopify): Scale the frequencies by prescribed coefficients.
19127 (set_zero_probability): New function.
19128 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19129 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19130 and frequencies according to arguments.
19131 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19133 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19134 * modulo-sched.c (sms_schedule): Set probabilities for entering
19135 versioned loop correctly.
19136 * tree-vect-transform.c (vect_transform_loop): Ditto.
19137 * cfgloop.h (loopify, loop_version): Declaration changed.
19138 (scale_loop_frequencies): Declared.
19140 2007-01-02 Jan Hubicka <jh@suse.cz>
19142 * cgraph.c: Include tree-flow.h
19143 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19144 early_local_passes.
19145 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19146 * tree-pass.h (pass_all_early_optimizations): Declare.
19147 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19148 early_local_passes.
19149 (cgraph_analyze_function): Do early_local_passes.
19150 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19151 Do not add referenced vars.
19152 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19154 (gate_all_early_local_passes): New gate.
19155 (pass_early_local_passes): Use new gate.
19156 (execute_early_local_optimizations): New functions.
19157 (gate_all_early_optimizations): New gate.
19158 (pass_all_early_optimizations): New pass.
19159 (execute_free_datastructures): Free SSA only when initialized.
19160 (gate_init_datastructures): Init only when optimizing.
19161 (tree_lowering_passes): Do early local passes when called late.
19162 * tree-profile.c (do_tree_profiling): Don't profile functions added
19164 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19165 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19167 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19168 during early_local_passes.
19169 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19172 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19174 * Makefile.in: Update copyright year.
19176 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19178 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19179 in $(lang_checks) and check-consistency targets.
19181 2007-01-02 Jan Hubicka <jh@suse.cz>
19183 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19184 Do not add referenced vars.
19185 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19187 * passes.c (init_optimization_passes): Put mudflap_2 after
19188 free_datastructures.
19190 2007-01-02 Jan Hubicka <jh@suse.cz>
19192 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19193 Set NOTHROW flag on call statements proved to be nothrow.
19194 Update statement of local calls so new pure/const functions are
19195 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19197 (tree_rest_of_compilation): Register hooks and initialize bitmap
19198 early. Do not set after_inlining flag.
19200 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19202 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19203 HOST_BITS_PER_LONGLONG
19205 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19208 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19209 warning for non-static initializers.
19211 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19213 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19214 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19215 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19216 Always use set_unique_reg_note to add REG_EQUAL notes.
19218 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19221 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19223 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19224 * cfgbuild.c (find_basic_blocks): Likewise.
19225 * cfgrtl.c (rtl_create_basic_block): Likewise.
19226 * function.c (temp_slots_at_level): Likewise.
19227 * reg-stack.c (stack_regs_mentioned): Likewise.
19228 * regclass.c (allocate_reg_info): Likewise.
19229 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19230 set_bb_for_stmt, move_block_to_fn): Likewise.
19231 * tree-complex.c (tree_lower_complex): Likewise.
19232 * vec.h (VEC_safe_grow_cleared): New.
19234 2007-01-02 Ian Lance Taylor <iant@google.com>
19236 * c-common.c (c_common_truthvalue_conversion): When warning about
19237 using an assignment as a truth value, set TREE_NO_WARNING.
19239 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19242 * c.opt (Wold-style-declaration): New.
19243 * doc/invoke.texi (C-only Warning Options): New.
19244 (Wold-style-declaration): Document it.
19245 (Wextra): Enabled by -Wextra.
19246 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19247 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19248 -Wold-style-declaration.
19250 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19252 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19253 * cfgbuild.c (find_basic_blocks): Likewise.
19254 * cfgrtl.c (rtl_create_basic_block): Likewise.
19255 * function.c (temp_slots_at_level): Likewise.
19256 * reg-stack.c (stack_regs_mentioned): Likewise.
19257 * regclass.c (allocate_reg_info): Likewise.
19258 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19259 set_bb_for_stmt, move_block_to_fn): Likewise.
19260 * tree-complex.c (tree_lower_complex): Likewise.
19261 * vec.h (VEC_safe_grow_cleared): New.
19263 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19265 * c-common.c (c_common_nodes_and_builtins): Since variants of
19266 void_type_node get built before it is given a name, we need to
19267 give those variants the name, too.
19268 (complete_array_type): We need to work with the canonical main
19269 type of the array, from which we will build the qualified version.
19270 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19271 * print-tree.c (print_node): Display canonical type information
19273 * stor-layout.c (layout_type): When we don't know the
19274 alignment of a type for which we're building an array, we end up
19275 guessing wrong, so make the type require structural equality.
19276 * tree.c (make_node_stat): When we build a new type, it is its
19277 own canonical type.
19278 (build_type_attribute_qual_variant): When building an attribute
19279 variant, its canonical type is the non-attribute variant. However,
19280 if the attributes are target-dependent and they differ, we need to
19281 use structural equality checks for this type.
19282 (build_qualified_type): A qualified type is not equivalent to its
19283 unqualified variant; set the canonical type appropriately.
19284 (build_distinct_type_copy): When building a distinct type from
19285 another type, the new type is its own canonical type.
19286 (build_variant_type_copy): When building a new type variant, we
19287 assume that it is equivalent to the original type.
19288 (build_pointer_type_for_mode): When building a pointer type, also
19289 build a canonical type pointer.
19290 (build_reference_type_for_mode): When building a reference type,
19291 also build a canonical type reference.
19292 (build_index_type): When we can't hash an index type (e.g.,
19293 because its maximum value is negative), the index type requires
19294 structural equality tests.
19295 (build_array_type): Build the canonical form of an array type.
19296 (build_function_type): Function types require structural equality,
19297 because they contain default arguments, attributes, etc.
19298 (build_method_type_directly): Ditto for method types.
19299 (build_offset_type): Build the canonical offset type.
19300 (build_complex_type): Build the canonical vector type.
19301 (make_vector_type): Build the canonical vector type.
19302 * tree.h (TYPE_CANONICAL): New.
19303 (TYPE_STRUCTURAL_EQUALITY_P): New.
19304 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19305 (struct tree_type): Added "canonical" field.
19306 * params.h (VERIFY_CANONICAL_TYPES): New.
19307 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19308 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19309 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19310 * doc/invoke.texi (verify-canonical-types): Document --param
19311 parameter for verifying canonical types.
19313 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19315 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19316 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19317 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19318 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19320 * config/rs6000/e500.h: New.
19321 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19322 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19324 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19325 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19326 TARGET_E500_DOUBLE): Remove.
19327 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19328 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19329 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19330 * config/rs6000/rs6000.c (rs6000_override_options): Use
19331 CHECK_E500_OPTIONS.
19333 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19335 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19336 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19337 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19338 rs6000_emit_cmove): Don't check TARGET_E500.
19339 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19340 sordered): Don't check TARGET_E500.
19342 2007-01-01 Eric Christopher <echristo@apple.com>
19344 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19345 HARD_REGISTER_NUM_P.
19347 2007-01-01 Roger Sayle <roger@eyesopen.com>
19349 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19350 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19351 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19354 2007-01-01 Mike Stump <mrs@apple.com>
19356 * configure.ac: Remove support for building with Apple's gcc-3.1.
19358 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19360 PR middle-end/30311
19361 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19362 REG is a hard register. Do not modify REG before calling
19364 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19365 multiple of the size of YMODE for certain lowpart cases.
19367 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19369 PR middle-end/30253
19370 * gimplify (voidify_wrapper_expr): Update for
19371 GIMPLE_MODIFY_STMT.
19373 2007-01-01 Andreas Schwab <schwab@suse.de>
19376 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19377 save of BR0 in extra_spill_size instead of spill_size.
19378 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19380 (ia64_expand_epilogue): Restore BR0 from its new location.
19382 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19384 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19385 Use a temporary variable if the left hand side is not a gimple
19388 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19390 * gimplify.c (gimplify_return_expr): Make the temporary variable
19391 for the return expression, a gimple register variable.
19393 2007-01-01 Jan Hubicka <jh@suse.cz>
19395 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19398 2007-01-01 Mike Stump <mrs@apple.com>
19400 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19402 * config/darwin.c (machopic_select_rtx_section): Use
19403 HAVE_GAS_LITERAL16.
19404 (darwin_mergeable_constant_section): Likewise.
19405 * configure: Regenerate.
19406 * config.in: Regenerate.
19408 2007-01-01 Jan Hubicka <jh@suse.cz>
19409 Andrew Pinski <pinskia@gmail.com>
19411 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19412 before starting IPA passes.