1 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5 * config/i386/i386.c (assign_386_stack_local): Assert that
6 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17 PR rtl-optimization/32321
18 * gcse.c (replace_store_insn): Update the note before
19 calling emit_insn_after.
21 2007-06-18 David Daney <ddaney@avtrex.com
25 2007-06-18 David Daney <ddaney@avtrex.com
28 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
31 2007-06-18 David Daney <ddaney@avtrex.com
34 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
37 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
40 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
42 * df-problems.c (df_note_bb_compute): Fix dumping info.
44 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
46 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
47 insn with emit_jump_insn.
49 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
51 PR tree-optimization/32383
52 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
53 * targhooks.h (default_builtin_reciprocal): Update prototype.
54 * target.h (struct gcc_target): Update builtin_reciprocal.
55 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
56 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
57 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
58 when fndecl is in BUILT_IN_MD class.
59 (execute_convert_to_rsqrt): Ditto.
61 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
62 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
63 Convert BUILT_IN_SQRTF code only when md_fn is false.
65 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
67 * bt-load.c (move_btr_def): Fix the order of arguments
68 to validate_replace_rtx.
70 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
72 * config/m68k/m68k-devices.def: Add 54450..54455.
74 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
76 PR rtl-optimization/32366
77 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
78 FLOAT_EXTEND]: Prevent non-scalar modes from entering
81 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
84 * modulo-sched (generate_reg_moves): Added rescan parameter and if
85 this is true, rescan insn being modified.
86 (sms_schedule): Added rescan parameter.
87 (rest_of_handle_sms): Moved freeing of dominance info to before
88 getting out of cfg_layout.
90 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
92 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
93 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
96 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
97 FL_CF_EMAC from the entry for isac.
99 * config/m68k/predicates.md (const_call_operand): Adjust comment.
100 (const_sibcall_operand): New.
101 (sibcall_operand): Use it.
102 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
103 (m68k_isas): ISAC does not imply FPU or EMAC.
104 (override_options): Add ISA_C logic for symbolic jump & call.
106 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
108 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
109 return mode from the builtin itself.
110 (sparc_fold_builtin): Fix cast of zero constant.
112 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
114 * targhooks.c (default_builtin_reciprocal): New default target hook.
115 * targhooks.h (default_builtin_reciprocal): Add prototype.
116 * hooks.c (hook_tree_tree_bool_null): Remove hook.
117 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
118 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
119 default_builtin_reciprocal.
121 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
124 * hooks.c (hook_tree_tree_bool_null): New hook.
125 * hooks.h (hook_tree_tree_bool_null): Add prototype.
126 * tree-pass.h (pass_convert_to_rsqrt): Declare.
127 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
128 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
129 and convert it to reciprocal a*rfunc(b).
130 (execute_convert_to_rsqrt): New function.
131 (gate_convert_to_rsqrt): New function.
132 (pass_convert_to_rsqrt): New pass definition.
133 * target.h (struct gcc_target): Add builtin_reciprocal.
134 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
135 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
136 TARGET_BUILTIN_RECIPROCAL.
137 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
139 * config/i386/i386.h (TARGET_RECIP): New define.
140 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
141 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
142 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
143 and not optimizing for size.
144 (*rcpsf2_sse): New insn pattern.
145 (*rsqrtsf2_sse): Ditto.
146 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
147 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
148 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
149 and not optimizing for size.
150 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
151 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
152 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
153 and not optimizing for size.
154 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
155 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
156 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
157 and not optimizing for size.
158 (*sse_rsqrtv4sf2): Do not export.
160 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
161 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
162 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
163 and not optimizing for size.
165 * config/i386/i386.opt (mrecip): New option.
166 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
167 (ix86_emit_swsqrtsf): Ditto.
168 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
169 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
171 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
172 ix86_expand_unop1_builtin.
173 (ix86_emit_swdivsf): New function.
174 (ix86_emit_swsqrtsf): Ditto.
175 (ix86_builtin_reciprocal): New function.
176 (TARGET_BUILTIN_RECIPROCAL): Use it.
177 (ix86_vectorize_builtin_conversion): Rename from
178 ix86_builtin_conversion.
179 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
180 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
181 "i386 and x86_64 Options" section.
182 (Intel 386 and AMD x86_64 Options): Document -mrecip.
184 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
185 Zdenek Dvorak <dvorakz@suse.cz>
186 Richard Guenther <rguenther@suse.de>
187 Kaz Kojima <kkojima@gcc.gnu.org>
189 * tree-vrp.c (compare_values_warnv): Convert val2 to
191 (extract_range_from_assert): Create
192 POINTER_PLUS_EXPR for pointer types.
193 (extract_range_from_binary_expr): Handle
194 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
196 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
197 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
198 POINTER_PLUS_EXPR as PLUS_EXPR.
199 (number_of_iterations_lt_to_ne):
200 For pointer types, use sizetype when
201 creating MINUS_EXPR/PLUS_EXPRs.
202 (assert_loop_rolls_lt): For pointer types, use sizetype when
203 creating MINUS_EXPR/PLUS_EXPRs.
204 (number_of_iterations_le): Likewise.
205 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
206 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
207 like PLUS_EXPR and MINUS_EXPR.
208 * tree-pretty-print.c (dump_generic_node): Handle
211 (op_symbol_1): Likewise.
212 * optabs.c (optab_for_tree_code): Likewise.
213 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
215 * tree-tailcall.c (process_assignment): Mention
216 POINTER_PLUS_EXPR in a TODO comment.
217 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
218 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
219 not used with a pointer and an integer type.
220 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
221 increment using chrec_convert_rhs instead of chrec_convert.
222 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
223 PLUS_EXPR except for the right hand side's type will be
225 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
226 (fold_used_pointer_cast): Kill.
227 (pointer_offset_p): Kill.
228 (fold_used_pointer): Kill.
229 (pointer_used_p): Kill.
230 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
231 call fold_used_pointer.
232 (instantiate_parameters_1): Convert the increment
233 using chrec_convert_rhs instead of chrec_convert.
234 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
235 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
236 instead of PLUS_EXPR.
237 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
238 PLUS_EXPR for pointers.
239 (std_gimplify_va_arg_expr): Likewise.
240 (fold_builtin_memory_op): Likewise.
241 (fold_builtin_strstr): Likewise.
242 (fold_builtin_strchr): Likewise.
243 (fold_builtin_strrchr): Likewise.
244 (fold_builtin_strpbrk): Likewise.
245 (expand_builtin_memory_chk): Likewise.
246 (fold_builtin_memory_chk): Likewise.
247 (std_expand_builtin_va_start): Use
248 sizetype for the call to make_tree and then convert
250 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
251 instead of PLUS_EXPR for adding to a pointer.
252 (std_gimplify_va_arg_expr): Use fold_build2 for
253 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
254 the operands to sizetype first and then cast the BIT_AND_EXPR
255 back to the pointer type.
256 * fold-const.c (build_range_check): Handle pointer types
258 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
259 of PLUS_EXPR's. Make sure the offset is converted to
261 (try_move_mult_to_index): Strip the NOPs from the offset.
262 Remove code argument and replace all uses with PLUS_EXPR.
263 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
264 specially. Don't use a pointer type for MINUS_EXPR.
265 (fold_unary): Handle for (T1)(X op Y),
266 only p+ as that is the only as that can be handled for
267 binary operators now.
268 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
270 <case PLUS_EXPR>: Add folding of PTR+INT into
272 Don't call try_move_mult_to_index.
273 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
274 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
275 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
276 Don't call try_move_mult_to_index.
277 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
278 (tree_expr_nonzero_p): Likewise.
279 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
280 of PLUS_EXPR for the complex expression folding.
281 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
282 first chrec is a pointer type, then the second should
283 be sizetype and not the first's type.
284 For POINTER_PLUS_EXPR, use a different right hand side type.
285 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
286 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
287 different right hand side type.
288 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
289 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
290 instead of PLUS_EXPR.
291 When either operand is zero, convert the other operand.
292 (chrec_apply): Use chrec_convert_rhs
293 on the argument x instead of chrec_convert.
294 (reset_evolution_in_loop): For pointer types, the new_evol
296 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
297 different right hand side type.
298 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
299 (chrec_convert_rhs): New function.
300 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
301 different right hand side type.
302 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
303 * tree-chrec.h (chrec_convert_rhs): New prototype.
304 (build_polynomial_chrec): For pointer types, the right hand
305 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
306 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
307 Remove subtraction case as it is always addition now.
308 Make sure the offset is converted to sizetype.
309 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
310 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
311 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
312 PLUS_EXPR in pointer type.
313 Handle POINTER_PLUS_EXPR.
314 (tree_to_aff_combination): Likewise.
315 (force_expr_to_var_cost): Likewise.
316 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
317 instead of PLUS_EXPR for pointers.
318 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
319 instead of PLUS_EXPR of pointer types.
320 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
322 (check_va_list_escapes): Likewise.
323 (check_all_va_list_escapes): Likewise.
324 * dwarf2out.c (loc_descriptor_from_tree_1):
325 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
326 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
327 (string_constant): Likewise.
328 * tree-ssa-address.c (tree_mem_ref_addr): When adding
329 the offset to the base, use POINTER_PLUS_EXPR.
330 (add_to_parts): Convert the index to sizetype.
331 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
332 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
333 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
334 Offset only holds something for PLUS_EXPR.
335 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
337 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
339 (analyze_accesses_for_modify_stmt): Likewise.
340 Remove comment about the type being integral type as it is
342 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
344 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
346 Correct the type which the artimentic is done in (is now
349 * tree-data-ref.c (split_constant_offset): Handle
351 * tree-affine.c (tree_to_aff_combination): Likewise.
352 * c-typeck.c (build_unary_op): For pointers create the increment
353 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
355 * gimplify.c (gimplify_self_mod_expr): Create a
356 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
357 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
358 * tree.def (POINTER_PLUS_EXPR): New tree code.
359 * tree-predcom.c (ref_at_iteration): If we have a pointer
360 type do the multiplication in sizetype.
361 * tree-mudflap.c (mf_xform_derefs_1): Create a
362 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
363 * tree-ssa-forwprop.c
364 (forward_propagate_addr_into_variable_array_index):
365 Don't expect there to be a cast for the index as that
366 does not exist anymore.
367 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
368 instead of PLUS_EXPR.
369 Don't check for the first operand of the POINTER_PLUS_EXPR
370 was the index as it cannot be.
371 Call forward_propagate_addr_into_variable_array_index with
372 the SSA_NAME instead of the statement.
373 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
374 (compare_constant): Likewise.
375 (copy_constant): Likewise.
376 (compute_reloc_for_constant): Likewise.
377 (output_addressed_constants): Likewise.
378 (initializer_constant_valid_p): Likewise.
379 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
380 Convert the MIN/MAX of the inner type to the outer
381 type before comparing them.
382 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
383 POINTER_PLUS_EXPR instead of PLUS_EXPR.
384 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
385 of PLUS_EXPR for pointers.
386 * tree-inline.c (estimate_num_insns_1): Handle
388 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
389 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
390 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
391 instead of PLUS_EXPR for the pointer increment statement.
392 (vect_update_ivs_after_vectorizer): For pointer types, create
393 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
394 MULT_EXPR in sizetype.
395 (vect_gen_niters_for_prolog_loop): Add a cast when creating
397 * tree-object-size.c (plus_expr_object_size): Handle
398 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
399 code which is trying to figure out which side is a pointer and
401 (check_for_plus_in_loops_1): Likewise.
402 (check_for_plus_in_loops): Likewise.
403 * c-common.c (pointer_int_sum): Create a
404 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
405 * tree-ssa-structalias.c (handle_ptr_arith): Handle
406 only POINTER_PLUS_EXPR. Removing all the extra
407 code which is trying to figure out which side is a pointer and
409 * tree-cfg.c (verify_expr): Add extra checking for pointers and
410 PLUS_EXPR and MINUS_EXPR.
411 Also add checking to make sure the operands of POINTER_PLUS_EXPR
413 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
414 with make_tree, instead of a pointer type.
415 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
416 for pointers instead of PLUS_EXPR.
417 (s390_gimplify_va_arg): Likewise.
418 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
419 instead of PLUS_EXPR when doing addition on pointer
420 types. Use sizetype for the second operand.
421 (spu_gimplify_va_arg_expr): Likewise.
422 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
423 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
424 a pointer. Don't create a BIT_AND_EXPR for pointer types.
425 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
426 for the pointer addition and also use size_int/sizetype
428 (ix86_gimplify_va_arg): Likewise.
429 Perform BIT_AND_EXPR on sizetype arguments.
430 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
431 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
432 for the pointer additions and also use size_int for the offsets.
433 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
434 additions and also use size_int for the offsets. Perform
435 BIT_AND_EXPR on sizetype arguments.
436 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
437 POINTER_PLUS_EXPR for pointers and create the
438 BIT_AND_EXPR in sizetype.
439 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
440 instead of PLUS_EXPR for pointer addition.
441 (rs6000_va_start): Likewise.
442 Also use sizetype for the offset.
443 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
444 as PLUS_EXPR/MINUS_EXPR.
445 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
446 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
447 Don't use BIT_AND_EXPR on a pointer type, convert the
448 expression to sizetype first.
449 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
451 (mips_gimplify_va_arg_expr): Likewise.
452 Don't create BIT_AND_EXPR in a pointer type.
454 2007-06-15 Eric Christopher <echristo@apple.com>
456 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
457 (x86_64-*-darwin*): Ditto.
458 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
461 2007-06-15 Matthew Wilcox <matthew@wil.cx>
463 * doc/extend.texi: Document behavior of __attribute__((aligned))
466 2007-06-15 Mark Mitchell <mark@codesourcery.com>
468 * rtlanal.c (note_stores): Improve documentation.
470 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
472 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
473 LOCAL_LABEL_PREFIX): Delete.
474 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
475 (bfin_internal_label): Delete.
477 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
479 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
480 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
481 otherwise define to LIBGCC2_TF_CEXT.
482 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
483 (LIBGCC_TF_CEXT): Ditto.
486 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
488 PR rtl-optimization/32339
489 * df-scan.c (df_uses_record): Don't modify flags but just add to
490 it for df_ref_record.
492 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
494 * tree-mudflap.c: Fix whitespace issues.
496 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
498 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
500 2007-06-14 Eric Christopher <echristo@apple.com>
502 * config/i386/sse.md (movdi_to_sse): Rewrite body.
503 (movv4sf): Use gcc_unreachable instead of abort.
505 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
508 * config/i386/sfp-machine.h (CMPtype): New define.
509 (mach stubs): Use CMPtype instead of int as a return type.
511 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
513 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
514 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
515 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
516 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
517 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
518 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
519 config/soft-fp/soft-fp.h: Update from glibc CVS.
521 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
523 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
525 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
528 * config/v850/v850.c: Include dataflow header file.
529 (substitute_ep_register): Fix typo.
531 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
533 * configure.ac: Fix earlier checkin.
534 * configure: Regenerated.
536 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
538 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
539 * aclocal.m4: Regenerate.
540 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
541 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
542 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
543 * configure: Regenerate.
544 * Makefile.in (LOOSE_WARN): Subst loose_warn.
546 * Makefile.in (quickstrap): Build libgcc too.
548 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
550 * configure.ac: Add --enable-checking=df. Explicitly mention that
551 the variables are initialized as for "release".
553 * configure: Regenerate.
554 * config.in: Regenerate.
556 2007-06-14 Bob Wilson <bob.wilson@acm.org>
558 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
559 validate_replace_rtx instead of replace_rtx.
560 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
562 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
564 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
565 (DWARF2_UNWIND_INFO): Override default if configured with
567 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
568 (ENDFILE_SPEC): Add crtend.o.
569 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
570 (ENDFILE_SPEC): Add crtend.o.
571 (TARGET_USE_JCR_SECTION): Define.
572 (MD_UNWIND_SUPPORT): Define for 32-bit target.
574 * config/i386/cygming-crtbegin.c: New file.
575 * config/i386/cygming-crtend.c: New file.
577 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
579 * config/i386/w32-unwind.h: New file.
581 2007-06-13 Eric Christopher <echristo@apple.com>
583 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
584 the user set a value below STACK_BOUNDARY.
586 2007-06-13 Thiemo Seufer <ths@networkno.de>
588 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
589 imply -lpthread for -pthread.
591 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
593 * basic-block.h: Remove the prototype for
594 free_basic_block_vars.
595 * cfglayout.h: Remove the prototype for
596 insn_locators_initialize.
597 * tree.h: Remove the prototype for emit_line_note.
599 * tree-ssa-pre.c (mergephitemp): Remove.
600 (init_pre): Don't use mergephitemp.
602 2007-06-13 Eric Christopher <echristo@apple.com>
604 * config/i386/i386.c (override_options): If we've specified
605 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
607 2007-06-13 Bob Wilson <bob.wilson@acm.org>
609 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
612 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
614 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
615 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
616 (eh_store_handler): New pattern.
617 (eh_return): Emit it instead of a plain move.
619 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
622 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
623 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
626 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
628 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
629 (find_next_insn_start, find_load): New functions.
630 (bfin_reorg): Use them to deal with the fact that parallel insns are
631 no longer represented as a SEQUENCE.
633 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
635 * config/sparc/sparc.c (sparc_override_options): Initialize
638 2007-06-13 Dave Korn <dave.korn@artimi.com>
640 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
643 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
645 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
646 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
647 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
648 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
649 tree-vect-transform.c: Fix comment typos. Follow spelling
652 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
654 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
655 to the exit block use set.
656 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
657 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
659 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
661 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
662 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
663 to indicate an error.
664 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
665 (dbg_cnt_process_opt): Print an error on a bad argument.
666 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
667 * common.opt (-fdbg-cnt-list): New.
668 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
670 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
672 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
673 flag on ref-all pointers.
675 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
678 * expr.c (expand_expr_addr_expr_1): Call expand_expr
679 for the offset with the modifier as EXPAND_INITIALIZER
680 if the modifier is EXPAND_INITIALIZER.
681 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
682 a register if we had an overflow.
684 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
686 * real.c (real_isfinite): New.
688 * real.h (real_isfinite): New.
689 * builtins.c: Use it.
691 2007-06-12 Ian Lance Taylor <iant@google.com>
692 Daniel Berlin <dberlin@dberlin.org>
695 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
696 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
697 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
698 (DECL_NO_TBAA_P): Define.
699 (struct tree_decl_common): Add no_tbaa_flag field.
700 * tree-ssa-structalias.c (struct variable_info): Add
701 no_tbaa_pruning field.
702 (new_var_info): Initialize no_tbaa_pruning field.
703 (unify_nodes): Copy no_tbaa_pruning field.
704 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
705 (dump_solution_for_var): Print no_tbaa_pruning flag.
706 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
708 (compute_tbaa_pruning): New static function.
709 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
710 Call compute_tbaa_pruning.
711 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
712 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
713 * gimple-low.c (lower_stmt): Likewise.
714 * tree-gimple.c (is_gimple_stmt): Likewise.
715 * tree-ssa-operands.c (get_expr_operands): Likewise.
716 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
717 * tree-inline.c (estimate_num_insns_1): Likewise.
718 (copy_result_decl_to_var): Likewise.
719 * expr.c (expand_expr_real_1): Likewise.
720 * tree-pretty-print.c (dump_generic_node): Likewise.
721 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
722 * omp-low.c (omp_copy_decl_2): Likewise.
723 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
724 * doc/c-tree.texi (Expression trees): Document
725 CHANGE_DYNAMIC_TYPE_EXPR.
727 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
729 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
730 with !HONOR_NANS and !HONOR_INFINITIES.
731 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
733 2007-06-12 Tristan Gingold <gingold@adacore.com>
735 * gcov.c: Comments updated.
736 (source_info): Add file_time field.
737 (source_index): New variable.
738 (mutiple_files): New variable.
739 (generate_results): New function extracted from process_file.
740 (process_file): Save and restore chain of functions, generate
741 results and free structures only if not merging results.
742 (release_structures): File names are now freed in create_file_names
743 (create_file_names): Free previous file names.
744 (find_source): File date is now read here and modifications in
745 source files is checked here.
746 (read_graph_file): Only reverse order of functions for the current
748 (make_gcov_file_name): Do not generate long names if input_name is
750 (output_lines): If merging results do not display graph, data and
752 Checking source file modification is done in find_source.
754 * doc/gcov.texi: Append an s to sourcefile.
756 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
758 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
759 (forced_nop): New pattern.
760 * config/bfin/bfin.c: Include "df.h".
761 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
762 (bfin_discover_loop): Use df_get_live_in instead of
763 global_live_at_start.
764 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
765 df_analyze when done.
766 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
767 the insns. Use QImode for the final insn in a bundle. Call
768 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
770 (reorder_var_tracking_notes): New function.
771 (bfin_reorg): Pass no argument to split_all_insns. Don't call
772 update_life_info. Call df_analyze after scheduling and bundle
773 generation. Call reorder_var_tracking_notes if generating these notes.
774 Call df_finish_pass at the end.
776 2007-06-12 Dirk Mueller <dmueller@suse.de>
778 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
779 a comparison, not an assignment.
781 2007-06-12 Olivier Hainque <hainque@adacore.com>
783 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
784 Request walking the subtrees only, leaving the current is_lhs/val_only
786 (convert_non_local_reference): Likewise.
788 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
790 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
792 2007-06-12 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/15353
795 PR tree-optimization/31657
796 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
797 * timevar.def: Add TV_TREE_IFCOMBINE.
798 * tree-pass.h (pass_tree_ifcombine): Declare.
799 * tree-ssa-ifcombine.c: New file.
800 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
801 * tree-flow.h (blocks_in_phiopt_order): Declare.
802 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
803 (tree-ssa-ifcombine.o): New dependencies.
805 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
807 PR rtl-optimization/32293
808 * combine.c (simplify_if_then_else): Truncate return from
809 nonzero_bits() to correct mode.
811 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
813 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
814 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
816 2007-06-11 Diego Novillo <dnovillo@google.com>
818 * Makefile.in (reload1.o-warn): Remove.
820 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
822 * combine.c (subst): Use reg_overlap_mentioned_p
823 instead of comparing register numbers directly.
825 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
827 * reload1.c (mark_home_live_1): Use the mode parameter.
829 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
831 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
832 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
836 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
838 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
840 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
843 from integer registers.
844 (FP mode splitters): Handle TFmode.
846 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
848 * tree-ssa-structalias.c (find_what_p_points_to): Return false
849 for ref-all pointers that point-to anything.
851 2007-06-11 Joseph Myers <joseph@codesourcery.com>
853 * config/arm/arm.c (arm_output_dwarf_dtprel,
854 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
856 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
858 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
859 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
862 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
864 * gcc/tree.c (signed_or_unsigned_type_for): New.
865 (unsigned_type_for): Use signed_or_unsigned_type_for.
866 (signed_type_for): Use signed_or_unsigned_type_for.
867 * gcc/tree.h (signed_or_unsigned_type_for): New.
868 (get_signed_or_unsigned_type): Remove.
869 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
870 lang_hooks.types.signed_type
871 (size_diffop): Likewise.
872 (all_ones_mask_p): Likewise.
873 (build_range_check): Likewise.
874 (fold_cond_expr_with_comparison): Likewise.
875 (fold_cond_expr_with_comparison): Likewise.
876 (unextend): Likewise.
877 (extract_muldiv_1): Likewise.
878 (fold_single_bit_test_into_sign_test): Likewise.
879 (fold_binary): Likewise.
880 (fold_ternary): Likewise.
881 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
882 instead of get_signed_or_unsigned_type.
883 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
884 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
885 * gcc/expr.c (signed_or_unsigned_type_for): Use
886 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
887 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
888 (lhd_signed_or_unsigned_type): Remove.
889 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
890 signed_or_unsigned_type.
891 (lhd_signed_or_unsigned_type): Remove.
892 * gcc/expmed.c (make_tree): Use signed_type_for instead of
893 lang_hooks.types.signed_type.
894 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
895 c_common_signed_type instead of lang_hooks.types.signed_type.
896 (c_common_unsigned_type): New.
897 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
898 (shorten_compare): Use c_common_unsigned_type instead of
899 c_common_signed_or_unsigned_type.
900 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
902 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
903 lang_hooks.types.signed_type.
904 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
905 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
906 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
907 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
908 instead of unsigned_type_for.
909 * gcc/c-decl.c (groakdeclarator): Likewise.
910 * gcc/c-typeck.c (convert_for_assignment): Likewise.
911 * gcc/c-common.h (c_common_unsigned_type): New.
913 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
917 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
919 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
922 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
923 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
925 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
926 Sebastian Pop <sebpop@gmail.com>
928 * lambda-code.c (remove_iv): New.
929 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
931 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
933 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
934 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
935 * tree-ssa-loop-prefetch.c: Include optabs.h.
936 (FENCE_FOLLOWING_MOVNT): New macro.
937 (struct mem_ref): Add independent_p and storent_p fields.
938 (record_ref): Initalize the new fields.
939 (gather_memory_references_ref): Return true if the reference
941 (gather_memory_references): Check whether all memory accesses
942 in loop were recorded.
943 (should_issue_prefetch_p): Return false for nontemporal stores.
944 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
945 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
946 (determine_loop_nest_reuse): Detect independent memory references.
947 (loop_prefetch_arrays): Call mark_nontemporal_stores.
948 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
949 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
950 * config/i386/i386.h (x86_mfence): Declare.
951 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
952 * config/i386/i386.c (x86_mfence): New variable.
953 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
955 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
956 * optabs.c (init_optabs): Initialize storent_optab.
957 * optabs.h (enum optab_index): Add OTI_storent.
958 (storent_optab): Declare.
959 * genopinit.c (optabs): Add initialization for storent_optab.
960 * tree.h (MOVE_NONTEMPORAL): New macro.
961 * expr.c (expand_assignment, store_expr, store_constructor_field,
962 store_constructor, store_field, expand_expr_real_1): Propagate
963 nontemporality of the expanded store.
964 (emit_storent_insn): New function.
965 * expr.h (expand_assignment, store_expr): Declaration changed.
966 * function.c (assign_parm_setup_reg): Pass false as nontemporality
967 to expand_assignment.
968 * stmt.c (expand_asm_expr): Ditto.
969 * calls.c (initialize_argument_information): Pass false as
970 nontemporality to store_expr.
971 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
974 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
976 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
978 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
980 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
982 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
983 and allow DECL_P here.
985 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
987 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
988 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
989 track of the size of the expression.
990 * cfghooks.c (merge_blocks): Remove block from loops structure only
991 after call of the merge_blocks hook.
993 2007-06-09 Tom Tromey <tromey@redhat.com>
995 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
996 (deprecated_state): Removed.
997 (start_decl): Update.
998 (enum deprecated_states): Moved earlier.
999 (groktypename): Update.
1000 (push_parm_decl): Likewise.
1001 (grokfield): Likewise.
1002 (start_function): Likewise.
1004 2007-06-09 Ian Lance Taylor <iant@google.com>
1006 PR tree-optimization/32169
1007 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1008 CONVERT_EXPR, check whether min and max both converted to an
1009 overflow infinity representation.
1011 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1013 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1014 not inserted on the edge.
1016 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1018 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1019 instructions if they are supported.
1020 (__divsi3, __umodsi3, __modsi3): Likewise.
1021 (__ashldi3, __ashrdi3, __lshrdi3): New.
1022 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1024 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1025 Tony Linthicum <tony.linthicum@amd.com>
1027 * doc/extend.texi: Add fvect-cost-model flag.
1028 * common.opt (fvect-cost-model): New flag.
1029 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1030 cost fields in stmt_vec_info struct for STMT.
1031 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1032 fields in stmt_vec_info struct and access functions for the same.
1033 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1034 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1035 load, store and vector to scalar operation.
1036 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1037 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1038 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1039 (TARG_VEC_STORE_COST): Define cost of vector store.
1040 (vect_estimate_min_profitable_iters): Define new function.
1041 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1042 check to evaluate if loop iterations are less than minimum profitable
1043 iterations determined by cost model or minimum vect loop bound defined
1044 by user, whichever is more conservative.
1045 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1046 run-time check to evaluate if loop iterations are less than minimum
1047 profitable iterations determined by cost model or minimum vect loop
1048 bound defined by user, whichever is more conservative.
1049 (vect_estimate_min_profitable_iterations): New function to estimate
1050 mimimimum iterartions required for vector version of loop to be
1051 profitable over scalar version.
1052 (vect_model_reduction_cost): New function.
1053 (vect_model_induction_cost): New function.
1054 (vect_model_simple_cost): New function.
1055 (vect_cost_strided_group_size): New function.
1056 (vect_model_store_cost): New function.
1057 (vect_model_load_cost): New function.
1058 (vectorizable_reduction): Call vect_model_reduction_cost during
1060 (vectorizable_induction): Call vect_model_induction_cost during
1062 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1063 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1064 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1065 vectorizable_promotion, vectorizable_demotion): Call
1066 vect_model_simple_cost during analysis phase.
1068 2007-06-08 Simon Baldwin <simonb@google.com>
1070 * reg-stack.c (get_true_reg): Readability change. Moved default case
1071 label into direct switch statement scope.
1073 2007-06-08 Simon Baldwin <simonb@google.com>
1075 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1076 in gcc_assert() with '==' comparison.
1078 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1081 TARGET_ABM handling of x86_popcnt variable.
1083 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1085 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1086 __builtin_copysignq and __builtin_infq built-in functions.
1088 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1090 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1091 SSE4.2 section. Correct built-in function names in SSE4A section.
1093 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1095 PR tree-optimization/32243
1096 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1097 for ncopies after ratio check between nunits_out and nunits_in.
1098 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1100 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1102 PR tree-optimization/32224
1103 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1104 vectorization upon a non GIMPLE_MODIFY_STMT.
1106 2007-06-08 Christian Bruel <christian.bruel@st.com>
1109 * config/sh/sh.md (doloop_end): New pattern and splitter.
1110 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1112 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1115 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1117 (verify_dominators): Do not change dominance tree.
1119 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1121 * config/sh/constraints.md: New file.
1122 * config/sh/sh.c: Include tm-constrs.h.
1123 (reg_class_from_letter): Remove.
1124 (prepare_cbranch_operands): Use satisfies_constraint_*
1125 function instead of macro.
1126 (andcosts, broken_move, sh_secondary_reload): Likewise.
1127 * config/sh/predicates.md (trapping_target_operand): Likewise.
1128 (and_operand, arith_operand, arith_reg_or_0_operand,
1129 cmp_operand, logical_operand, target_operand,
1130 ua_address_operand, ua_offset, xor_operand): Likewise.
1131 * config/sh/sh.md: Include constraints.md.
1132 (*movsicc_t_false): Use satisfies_constraint_* function
1134 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1135 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1136 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1137 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1138 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1139 (REG_CLASS_FROM_CONSTRAINT): Remove.
1140 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1141 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1142 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1143 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1144 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1145 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1146 function instead of macro.
1147 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1148 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1149 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1150 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1151 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1152 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1153 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1154 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1155 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1156 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1157 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1158 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1159 EXTRA_CONSTRAINT_STR): Likewise.
1160 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1162 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1164 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1166 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1169 * c-common.h (flag_cpp0x): Replaced by...
1170 (cxx_dialect): ... this new variable specifying the C++ dialect that
1172 * c-common.c (flag_cpp0x): Removed.
1173 (cxx_dialect): Defined.
1174 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1176 * c-opts.c (c_common_post_options): Likewise.
1177 (set_std_cxx98): Set cxx_dialect to cxx98.
1178 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1180 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1181 Hui-May Chang <hm.chang@apple.com>
1183 * doc/invoke.texi (Darwin Options): Update documentation for
1184 -mmacosx-version-min.
1185 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1186 * config/darwin-driver.c: New file.
1187 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1188 * config/t-darwin (darwin-driver.o): New rule.
1190 * config/darwin-c.c (version_as_macro): Ignore low digit.
1192 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1195 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1196 (CSGNMODE): New mode macro.
1197 (CSGNVMODE): New mode attribute.
1198 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1199 expander using CSGNMODE mode macro. Handle TFmode.
1200 (copysign<mode>3_const): Rename from copysignsf3_const and
1201 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1203 (copysign<mode>3_var): Rename from copysignsf3_var and
1204 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1206 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1207 mode macro. Handle TFmode.
1208 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1209 (iortf3, *iortf3): Ditto.
1210 (xortf3, *xortf3): Ditto.
1211 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1212 TFmode and TImode masks.
1213 (ix86_expand_copysign): Expand TFmode copysign insn.
1214 (IX86_BUILTIN_INFQ): New.
1215 (IX86_BUILTIN_FABSQ): Ditto.
1216 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1217 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1218 [__builtin_fabsq]: Ditto.
1219 [__builtin_copysignq]: Ditto.
1220 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1221 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1222 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1223 ix86_expand_binop_builtin().
1225 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1227 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1229 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1232 * rtl.h (push_to_sequence2): New.
1233 * emit-rtl.c (push_to_sequence2): New.
1234 * function.c (assign_parm_data_all): Add new fields.
1235 (assign_parm_setup_block): Call push_to_sequence2 instead of
1237 (assign_parm_setup_reg): Ditto.
1238 (assign_parm_setup_stack): Ditto.
1239 (assign_parms_unsplit_complex): Ditto.
1240 (assign_parms): Change field name.
1242 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1244 PR tree-optimization/32220
1245 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1246 phi node is reached before defining statement.
1248 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1251 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1252 after changing the right hand side of the assignment.
1254 2007-06-06 Eric Christopher <echristo@apple.com>
1256 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1257 (x86_64-*-darwin*): Ditto.
1258 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1259 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1261 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1263 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1265 (add_key): Likewise.
1266 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1267 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1269 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1270 (add_cost_one_coalesce): Likewise.
1271 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1272 variable names. Rename orig to orig_name for consistency.
1273 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1275 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1276 (record_equivalences_from_stmt): Likewise.
1277 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1278 the coding conventions.
1279 (memory_ssa_name_same): Likewise.
1280 (dse_optimize_stmt): Likewise.
1281 (dse_record_phis): Likewise.
1282 (dse_finalize_block): Likewise.
1283 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1284 keywords as variable names.
1285 (may_move_till): Cast according to the coding conventions.
1286 (force_move_till_expr): Avoid using C++ keywords as variable names.
1287 (force_move_till): Cast according to the coding conventions.
1288 (memref_hash): Likewise.
1289 (memref_eq): Likewise.
1290 (gather_mem_refs_stmt): Likewise.
1291 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1292 keywords as variable names.
1293 (idx_find_step): Cast according to the coding conventions.
1294 (idx_record_use): Likewise.
1295 (find_depends): Likewise.
1296 (prepare_decl_rtl): Likewise.
1297 (mbc_entry_hash): Likewise.
1298 (mbc_entry_eq): Likewise.
1299 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1300 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1301 (idx_infer_loop_bounds): Cast according to the coding conventions.
1302 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1303 * tree-ssa-math-opts.c (occ_new ): Likwise.
1304 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1306 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1308 (add_use_op): Likewise.
1309 (add_vop): Likewise.
1310 (add_vuse_op): Likewise.
1311 (add_vdef_op): Likewise.
1312 (get_expr_operands): Likewise.
1313 (push_stmt_changes): Use type safe memory macros.
1314 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1315 keywords as variable names.
1316 (conditional_replacement): Likewise.
1317 (minmax_replacement): Likewise.
1318 (abs_replacement): Likewise.
1319 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1321 (insert_fake_stores): Avoid using C++ keywords as variable names.
1322 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1324 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1325 (heapvar_insert): Use type safe memory macros.
1326 (new_var_info): Cast according to the coding conventions.
1327 (new_constraint): Likewise.
1328 (remove_preds_and_fake_succs): Use type safe memory macros.
1329 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1331 (thread_single_edge): Likewise.
1332 (thread_through_loop_header): Likewise.
1334 2007-06-06 Eric Christopher <echristo@apple.com>
1336 * config/i386/i386.c (override_options): Move handling
1337 of TARGET_SUBTARGET* earlier.
1339 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1341 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1344 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1346 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1347 emited outside of basic block.
1348 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1350 * rtl.h (delete_insn_chain): Declaration changed.
1351 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1353 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1354 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1355 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1356 to delete_insn_chain.
1357 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1358 do not have bb field set.
1359 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1361 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1362 * cfgcleanup.c (try_optimize_cfg): Ditto.
1364 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1366 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1367 (lambda_body_vector_new): Use type safe memory macros.
1368 (lambda_linear_expression_new): Likewise.
1369 (lambda_loopnest_new): Likewise.
1370 (lambda_lattice_new): Likewise.
1371 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1372 conventions. Use type safe memory macros.
1373 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1374 (lambda_body_vector_s): Likewise.
1375 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1376 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1378 2007-06-06 Richard Guenther <rguenther@suse.de>
1380 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1381 if we need to schedule cfg_cleanup.
1382 (tree_ssa_forward_propagate_single_use_vars): Do so.
1384 2007-06-06 Ian Lance Taylor <iant@google.com>
1386 * fold-const.c (merge_ranges): If range_successor or
1387 range_predecessor fail, just return 0.
1389 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1391 PR tree-optimization/32216
1392 * tree-vectorizer.c (supportable_widening_operation): Determine
1393 signedness of FIX_TRUNC_EXPR from output operand.
1394 (supportable_narrowing_operation): Ditto.
1395 * tree-vect-generic.c (expand_vector_operations_1): Determine
1396 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1399 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1401 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1402 (struct pta): ...from here. Change flags to unsigned to avoid
1403 excessive casting (as it is used as a bit mask).
1404 (override_options): Add casts according to the coding convenventions.
1405 (x86_64_elf_unique_section): Likewise.
1406 (examine_argument): Avoid using C++ keywords as variable names.
1407 (construct_container): Likewise.
1408 (legitimize_pic_address): Likewise.
1409 (get_dllimport_decl): Cast according to the coding conventions. Use
1410 type safe memory macros.
1411 (legitimize_address): Cast according to the coding conventions.
1412 (emit_i387_cw_initialization): Corrected the type of slot to enum
1414 (ix86_init_machine_status): Use type safe memory macros.
1415 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1416 (bdesc_pcmpistr): Likewise.
1417 (bdesc_crc32): Likewise.
1418 (bdesc_sse_3arg): Likewise.
1419 (bdesc_2arg): Likewise.
1420 (bdesc_1arg): Likewise.
1421 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1422 (ix86_expand_sse_pcmpistr): Likewise.
1423 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1424 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1425 int to match the langhook definition.
1426 (ix86_builtin_conversion): Change the type of code to unsigned init to
1427 match the langhook definition.
1428 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1430 (ix86_preferred_output_reload_class): Likewise.
1431 (ix86_cannot_change_mode_class): Likewise.
1432 (ix86_memory_move_cost): Likewise.
1433 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1434 avoid excessive casting later on.
1435 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1437 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1440 as flags setting insn.
1441 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1443 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1446 (UNSPEC_ROUND): New.
1447 ("sse4_1_round<mode>2"): New insn pattern.
1448 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1450 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1451 expander using SSEMODEF mode macro. Expand using
1452 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1453 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1454 expander using SSEMODEF mode macro. Expand using
1455 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1456 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1457 expander using SSEMODEF mode macro. Expand using
1458 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1459 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1460 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1461 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1464 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1465 Sebastian Pop <sebpop@gmail.com>
1467 * lambda.h (build_linear_expr): New.
1468 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1469 Use build_linear_expr, call fold and force_gimple_operand.
1470 (lambda_loopnest_to_gcc_loopnest): Check that there is
1471 something to insert.
1472 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1474 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1476 PR preprocessor/23479
1477 * doc/extend.texi: Document the 0b-prefixed binary integer
1480 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1482 PR tree-optimization/32215
1483 * tree-vectorizer.c (supportable_widening_operation): Return false
1484 for unsupported FIX_TRUNC_EXPR tree code.
1485 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1487 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1489 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1490 register on SPE targets. Change documentation to reflect
1492 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1493 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1494 out of the register allocation pool.
1495 (rs6000_reg_live_or_pic_offset_p): New function.
1496 (rs6000_emit_prologue): Move the actual saving of LR up to free
1497 r0 for holding r11. Split saving of SPE 64-bit registers into
1498 its own case. Ensure that offsets will always be in-range for
1499 'evstdd' by using r11 as a scratch register to point at the start
1500 of the SPE save area. Save r11 if necessary, as it is the static
1502 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1503 into its own case. Ensure that offsets will always be in-range
1504 for 'evldd' by using r11 as a scratch register to point at the
1505 start of the SPE save area. Also adjust r11 when restoring
1506 the stack pointer to compensate for pre-loading r11.
1508 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1510 * cfg.c (init_flow): Use type safe memory macros.
1511 (alloc_block): Likewise.
1512 (unchecked_make_edge): Likewise.
1513 (dump_flow_info): Avoid using C++ keywords as variable names.
1514 (copy_original_table_clear): Cast according to the coding conventions.
1515 (copy_original_table_set): Likewise.
1516 * cfgexpand (label_rtx_for_bb): Likewise.
1517 (expand_gimple_basic_block): Likewise.
1518 * cfghooks.c (dump_bb): Likewise.
1519 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1521 (lv_add_condition_to_bb): Likewise.
1522 * cfglayout (relink_block_chain): Cast according to the coding
1524 (fixup_reorder_chain): Likewise.
1525 (fixup_fallthru_exit_predecessor): Likewise.
1526 * cfgloop.c (glb_enum_p): Likewise.
1527 (get_exit_description): Likewise.
1528 (dump_recorded_exit): Likewise.
1529 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1530 (struct loop): ... from here.
1531 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1533 * cfgrtl.c (rtl_create_basic_block): Likewise.
1534 (rtl_split_block): Likewise.
1535 (rtl_dump_bb): Likewise.
1536 (cfg_layout_split_block): Likewise.
1537 (init_rtl_bb_info): Use typesafe memory macros.
1539 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1540 * graphds.h: Updated all usages of edge to graph_edge.
1541 * graphds.c: Likewise.
1542 * cfgloopanal.c: Likewise.
1544 2007-06-05 Ian Lance Taylor <iant@google.com>
1546 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1547 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1548 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1550 (test_for_singularity): Likewise.
1552 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/constraints.md ("Y2"): Replaced by ...
1556 * config/i386/i386.md: Likewise.
1557 * config/i386/mmx.md: Likewise.
1558 * config/i386/sse.md: Likewise.
1560 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1562 * config/i386/constraints.md ("z"): Replaced by ...
1564 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1565 (sse4_1_blendvps): Likewise.
1566 (sse4_1_pblendvb): Likewise.
1567 (sse4_2_pcmpestr): Likewise.
1568 (sse4_2_pcmpestrm): Likewise.
1569 (sse4_2_pcmpestr_cconly): Likewise.
1570 (sse4_2_pcmpistr): Likewise.
1571 (sse4_2_pcmpistrm): Likewise.
1572 (sse4_2_pcmpistr_cconly): Likewise.
1574 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1576 * matrix-reorg.c (transform_access_sites): Fix computation.
1577 (transform_allocation_sites): Same.
1579 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.c (override_options): Use
1582 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1584 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1587 (nonimm_not_xmm0_operand): Ditto.
1588 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1589 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1590 as operand[2] predicate. Require "z" class XMM register for
1591 operand[3]. Adjust asm template.
1592 ("sse4_1_blendvpd"): Ditto.
1593 ("sse4_1_pblendvb"): Ditto.
1594 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1595 force op2 into xmm0 register for variable blend instructions.
1597 2007-06-04 Tom Tromey <tromey@redhat.com>
1599 * c-tree.h (start_enum): Update.
1600 (build_enumerator): Likewise.
1601 * c-decl.c (enum_next_value): Removed.
1602 (enum_overflow): Likewise.
1603 (start_enum): Add c_enum_contents argument. Don't use globals.
1604 (build_enumerator): Likewise.
1605 * c-tree.h (struct c_enum_contents): New struct.
1607 2007-06-04 Tom Tromey <tromey@redhat.com>
1609 * c-common.c (c_common_get_alias_set): Fix indentation.
1611 2007-06-04 Ian Lance Taylor <iant@google.com>
1613 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1614 to overflow, reduce overflow infinity to regular infinity.
1615 (vrp_var_may_overflow): New static function.
1616 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1618 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1620 * stor-layout.c (layout_type): Remove duplicate code.
1622 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1625 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1626 before build_common_builtin_nodes ().
1628 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1631 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1633 2007-06-04 Jan Hubicka <jh@suse.cz>
1635 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1636 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1637 instead of _stat version.
1639 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1641 PR tree-optimization/32194
1642 * tree-predcom.c (determine_offset): Check that both references have
1645 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1647 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1648 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1649 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1650 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1651 Add argument to iterate_fix_dominators call.
1652 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1653 * gcse.c (hoist_code): Change domby to vector.
1654 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1655 Add argument to iterate_fix_dominators call.
1656 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1657 recompute_dominator.
1658 * lambda-code.c (perfect_nestify): Ditto.
1659 * cfgloopanal.c: Include graphds.h.
1660 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1661 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1662 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1664 * graphds.c: New file.
1665 * graphds.h: New file.
1666 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1667 (get_dominated_by, get_dominated_by_region): Change return type to
1669 (verify_dominators): Recompute all dominators and compare the results.
1670 (recount_dominator): Renamed to ...
1671 (recompute_dominator): ... this. Do not check that the block is
1673 (iterate_fix_dominators): Reimplemented.
1674 (prune_bbs_to_update_dominators, root_of_dom_tree,
1675 determine_dominators_for_sons): New functions.
1676 * et-forest.c (et_root): New function.
1677 * et-forest.h (et_root): Declare.
1678 * Makefile.in (graphds.o): Add.
1679 (cfgloopanal.o): Add graphds.h dependency.
1680 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1681 * basic-block.h (get_dominated_by, get_dominated_by_region,
1682 iterate_fix_dominators): Declaration changed.
1683 (recount_dominator): Renamed to ...
1684 (recompute_dominator): ... this.
1685 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1686 (thread_through_all_blocks): Do not free dominance info.
1688 2007-06-03 Andreas Schwab <schwab@suse.de>
1690 * config/m68k/m68k.c (override_options): Don't override
1692 * config/m68k/m68k-modes.def (SF, DF): Define to use
1693 motorola_single_format and motorola_double_format, resp.
1694 * real.c (motorola_single_format): Renamed from
1695 coldfire_single_format.
1696 (motorola_double_format): Renamed from coldfire_double_format.
1697 (encode_ieee_extended): Generate a proper canonical NaN image
1698 respecting canonical_nan_lsbs_set.
1699 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1701 * real.h: Adjust declarations.
1703 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1706 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1707 the symbol is generated with the stack protector.
1709 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1711 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1712 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1714 * doc/extend.texi (interrupt): Mention m68k.
1716 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1718 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1719 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1720 (ix86_expand_sse_pcmpestr): Do not check operands for
1721 "register_operand", when insn operand predicate is "register_operand".
1722 (ix86_expand_sse_pcmpistr): Ditto.
1724 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1725 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1728 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1729 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1730 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1731 * config/i386/constraints.md ("z"): New register constraint
1732 for members of SSE_FIRST_REG class.
1733 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1734 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1735 SSE_FIRST_REG class.
1736 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1737 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1738 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1739 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1740 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1741 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1742 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1743 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1744 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1745 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1746 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1747 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1748 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1749 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1750 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1751 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1752 (struct builtin_description): Change "flag" field to unsigned.
1753 (bdesc_pcmpestr): New builtin description table.
1754 (bdesc_pcmpistr): Likewise.
1755 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1756 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1757 Initialize pcmp[ei]str[im] insns for SSE4.2.
1758 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1759 (ix86_expand_sse_pcmpistr): Likewise.
1760 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1761 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1762 (UNSPEC_PCMPISTR): Likewise.
1763 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1764 (sse4_2_pcmpestri):New isns pattern.
1765 (sse4_2_pcmpestrm): Likewise.
1766 (sse4_2_pcmpestr_cconly): Likewise.
1767 (sse4_2_pcmpistr): New insn patern and splitter.
1768 (sse4_2_pcmpistri):New isns pattern.
1769 (sse4_2_pcmpistrm): Likewise.
1770 (sse4_2_pcmpistr_cconly): Likewise.
1771 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1774 2007-06-01 David Daney <ddaney@avtrex.com>
1776 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1777 LOADGP_ABSOLUTE and not binds_local_p.
1779 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1781 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1783 2007-06-01 Ian Lance Taylor <iant@google.com>
1785 * tree-vrp.c (compare_name_with_value): Always set
1786 used_strict_overflow if we get a result from the variable itself.
1788 2007-06-01 Ian Lance Taylor <iant@google.com>
1790 PR rtl-optimization/31455
1791 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1792 subregs which have a cast between modes which are not tieable.
1794 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1796 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1797 breaks after return statements.
1799 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1801 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1802 only after no_new_pseudos.
1804 2007-05-31 Eric Christopher <echristo@apple.com>
1806 * expr.c (convert_move): Assert that we don't have a BLKmode
1808 (store_expr): Handle BLKmode moves by calling emit_block_move.
1810 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1812 * c-typeck.c (build_indirect_ref): Include type in error message.
1813 (build_binary_op): Pass types to binary_op_error.
1814 * c-common.c (binary_op_error): Take two type arguments, print out
1816 * c-common.h (binary_op_error): Update prototype.
1818 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1820 * config/i386/i386.c: Correct coments on -mno-sse4.
1822 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1824 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1825 (x86_64-*-*): Likewise.
1826 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1827 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1828 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1829 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1830 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1831 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1832 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1833 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1834 (OPTION_MASK_ISA_SSE4): Likewise.
1835 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1836 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1837 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1838 (override_options): Support SSE4.2.
1839 (ix86_build_const_vector): Support SImode and DImode.
1840 (ix86_build_signbit_mask): Likewise.
1841 (ix86_expand_int_vcond): Support V2DImode.
1842 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1843 (IX86_BUILTIN_CRC32HI): Likewise.
1844 (IX86_BUILTIN_CRC32SI): Likewise.
1845 (IX86_BUILTIN_CRC32DI): Likewise.
1846 (IX86_BUILTIN_PCMPGTQ): Likewise.
1847 (bdesc_crc32): Likewise.
1848 (bdesc_sse_3arg): Likewise.
1849 (ix86_expand_crc32): Likewise.
1850 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1851 (ix86_expand_builtin): Likewise.
1852 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1853 __SSE4_2__ for -msse4.2.
1854 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1855 (CRC32MODE): Likewise.
1856 (crc32modesuffix): Likewise.
1857 (crc32modeconstraint): Likewise.
1858 (sse4_2_crc32<mode>): Likewise.
1859 (sse4_2_crc32di): Likewise.
1860 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1862 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1863 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1864 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1865 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1866 (vcondu<mode>): Likewise.
1867 * doc/extend.texi: Document SSE4.2 built-in functions.
1868 * doc/invoke.texi: Document -msse4.2/-msse4.
1870 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1872 PR tree-optimization/32160
1873 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1874 variable as gimple reg.
1875 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1877 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1879 * gcc.c (main): Don't consider linker options when issuing the
1880 warning about a linker input file not being used.
1882 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1884 * tree-vrp.c (compare_names): Initialize sop.
1886 2007-05-30 Dirk Mueller <dmueller@suse.de>
1888 * cgraphunit.c (cgraph_analyze_function): Remove
1889 computation of inline parameters.
1891 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1895 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1897 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1898 Add vx-common.h. Include vxworks.h between vx-common.h and
1900 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1902 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1903 (TARGET_ASM_DESTRUCTOR): Likewise.
1904 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1905 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1906 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1907 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1908 (VXWORKS_ENDIAN_SPEC): Define.
1909 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1910 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1911 VXWORKS_* equivalents.
1912 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1913 (ASM_FILE_START): Delete.
1914 (TARGET_VERSION): Reformat.
1915 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1916 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1917 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1918 (FPBIT, DPBIT): Define.
1919 (fp-bit.c, dp-bit.c): New rules.
1920 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1921 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1922 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1923 * config/arm/arm.h: Include vxworks-dummy.h.
1924 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1925 Mark with ATTRIBUTE_UNUSED.
1926 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1927 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1928 make it incompatible with -msingle-pic-base.
1929 (arm_function_ok_for_sibcall): Return false for calls that might
1930 go through a VxWorks PIC PLT entry.
1931 (require_pic_register): New function, split out from...
1932 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1934 (arm_load_pic_register): Handle the VxWorks RTP initialization
1935 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1936 (arm_emit_call_insn): New function.
1937 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1938 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1939 (pic_offset_arm): New pattern.
1940 (call, call_value): Use arm_emit_call_insn.
1941 (call_internal, call_value_internal): New expanders.
1942 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1943 VxWorks unless __PIC__.
1945 2007-05-30 Eric Christopher <echristo@gmail.com>
1947 * genrecog.c: Include regs.h in generated file.
1948 * genemit.c: Ditto. Fix up formatting.
1949 * config/mn10300/constraints.md: New.
1950 * config/mn10300/mn10300.md: Include.
1951 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1952 Fix up for removed macro.
1953 * config/mn10300/predicates.md (call_address_operand): Ditto.
1954 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1955 (CONST_OK_FOR_I): Ditto.
1956 (CONST_OK_FOR_J): Ditto.
1957 (CONST_OK_FOR_K): Ditto.
1958 (CONST_OK_FOR_L): Ditto.
1959 (CONST_OK_FOR_M): Ditto.
1960 (CONST_OK_FOR_N): Ditto.
1961 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1965 (EXTRA_CONSTRAINT): Ditto.
1967 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1971 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1972 OPTION_MASK_ISA_64BIT.
1973 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1975 2007-05-30 Richard Guenther <rguenther@suse.de>
1978 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1979 types for comparison.
1980 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1981 with original typed arguments.
1982 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1984 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1986 PR tree-optimization/31769
1987 * except.c (duplicate_eh_regions): Clear prev_try if
1988 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1990 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1992 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1993 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1994 bsi of the location where statements should be inserted.
1995 (sink_code_in_bb): Take bsi from statement_sink_location.
1996 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1997 instead of bsi_start.
1998 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2000 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2001 (bsi_move_before): Document inconsistency with bsi_move_after.
2002 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2004 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2006 * config/i386/i386.h (TARGET_ABM): New define.
2007 (TARGET_POPCNT): Ditto.
2008 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2009 New temporary defines to redefine from OPTION_ISA_* defines.
2010 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2011 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2012 (ix86_isa_flags): New extern int declaration.
2013 (TARGET_SUBTARGET_DEFAULT): New define.
2014 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2015 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2016 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2017 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2018 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2019 * config/i386/darwin.h: Change TARGET_64BIT define to
2022 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2023 using existing "ix86_isa_flags" varible.
2024 (m32, m64): Use existing "ix86_isa_flags" variable.
2025 (mmmx, m3dnow): Ditto.
2026 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2027 (mabm): Define as non-negative option using "x86_abm" variable.
2028 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2030 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2031 Rewrite feature test bitmap.
2032 (ix86_isa_flags): New initialized global int varible.
2033 (ix86_isa_flags_explicit): New static int variable.
2034 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2035 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2036 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2037 target_flags_explicit.
2038 (override_options): Remove "target_enable" and "target_disable" fields
2039 from "struct ptt". Update processor_target_table accordingly. Remove
2040 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2041 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2042 "target_flags" and "ix86_isa_flags_explicit" instead of
2043 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2044 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2045 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2046 to true when either of PTA_POPCNT or PTA_ABM is set in
2047 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2048 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2049 processor_alias_table flags entry. Remove handling of
2050 "target_enable" and "target_disable" fields of processor_target_table.
2051 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2052 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2053 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2054 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2055 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2057 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2059 2007-05-29 David Daney <ddaney@avtrex.com>
2062 * config/mips/mips.c (mips_output_mi_thunk): Emit
2063 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2065 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2066 * config/i386/i386.c (ix86_function_regparm): Added checking of
2067 ix86_force_align_arg_pointer to determine the number of
2068 register parameters.
2070 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2072 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2073 (SET_DR_MISALIGNMENT): New.
2074 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2075 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2076 Use SET_DR_MISALIGNMENT.
2077 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2079 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2080 find_loop_nest): Export.
2081 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2082 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2083 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2084 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2086 (struct mem_ref): Add field reuse_distance.
2087 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2088 Initialize reuse_distance field.
2089 (issue_prefetch_ref): Select temporality of prefetch according to
2091 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2092 self_reuse_distance, determine_loop_nest_reuse): New functions.
2093 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2094 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2095 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2098 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2100 * tree-ssa-alias.c: Add aliasing overview.
2102 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2103 Danny Smith <dannysmith@users.sourceforge.net>
2106 * config/i386/t-crtfm: Compile crtfastmath.o with
2107 -minline-all-stringops.
2108 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2109 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2111 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2113 * doc/md.texi: Document constraints on HP PA-RISC.
2115 * pa/constraints.md: New file.
2116 * pa.md: Include constraints.md.
2117 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2118 (integer_store_memory_operand, ldil_cint_p): New functions.
2119 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2120 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2121 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2122 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2123 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2125 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2128 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2129 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2130 case POSTDECREMENT_EXPR>): Return the error_mark_node
2131 if either the real or imaginary parts would an
2134 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2136 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2137 name when we remove it from a call.
2139 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2141 * targhooks.c (default_narrow_bitfield): Remove.
2142 * targhooks.h: Remove the prototype for
2143 default_narrow_bitfield.
2145 * langhooks-def.h: Remove the prototype for
2146 hook_get_alias_set_0.
2147 * langhooks.c (hook_get_alias_set_0): Remove.
2149 * global.c (EXECUTE_IF_CONFLICT): Remove.
2151 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2154 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2155 return true when truth_value_p is true and the type
2158 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2160 * doc/install.texi (Prerequisites): We no longer require Autoconf
2161 2.13 for the top-level.
2163 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2165 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2166 memory access via x86_expand_vector_move_misalign() only for
2167 TImode values on 32-bit targets.
2169 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2171 * matrix-reorg.c: New file. Implement matrix flattening and
2172 transposing optimization.
2173 * tree-pass.h: Add matrix reorg pass.
2174 * common.opt: Add fipa-mreorg flag.
2175 * Makefile.in: Add matrix-reorg.c.
2176 * passes.c: Add matrix reorg pass.
2177 * varpool.c (add_new_static_var): New function.
2178 * cgraph.h (add_new_static_var): Declare.
2180 2007-05-27 Eric Christopher <echristo@apple.com>
2182 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2183 sp_offset depending on stack size. Save r12 depending
2184 on registers we're saving later.
2185 (rs6000_emit_epilogue): Update sp_offset depending only
2188 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2190 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2191 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2192 * ifcvt.c (if_convert): Ditto.
2193 * tree-ssa-threadupdate.c (thread_block): Ditto.
2194 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2195 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2196 verify_loop_closed_ssa): Check number_of_loops instead of
2198 * predict.c (tree_estimate_probability): Ditto.
2199 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2200 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2201 * modulo-sched.c (sms_schedule): Ditto.
2202 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2203 (scev_finalize): Do not do anything if scev analysis was not
2205 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2206 current_loops == NULL.
2207 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2208 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2210 (loop_optimizer_finalize): Assert that loops were analyzed.
2211 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2212 rtl_doloop): Check number_of_loops instead of current_loops.
2213 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2214 current_loops == NULL.
2215 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2216 gate_tree_vectorize tree_linear_transform, check_data_deps,
2217 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2218 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2219 Check number_of_loops instead of current_loops.
2220 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2221 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2222 free loops if available.
2223 (execute_pre): Do not pass do_fre to fini_pre.
2225 2007-05-27 Tobias Burnus <burnus@net-b.de>
2228 * real.c (mpfr_from_real): Fix sign of -Inf.
2230 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2232 * tree-vect-transform.c (vectorizable_conversion): Initialize
2233 tree_code variables to ERROR_MARK.
2234 (vectorizable_type_demotion): Likewise.
2235 (vectorizable_type_promotion): Likewise.
2237 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.md (movti): Handle push operands via
2243 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2245 * basic-block.h: Remove the prototype for merge_seq_blocks.
2246 * cfgcleanup.c (merge_seq_blocks): Remove.
2248 * tree-flow.h: Remove the prototype for is_aliased_with.
2249 * tree-ssa-alias.c (is_aliased_with): Remove.
2251 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2255 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2257 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2258 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2259 (vec_unpacks_hi_v16qi): Likewise.
2260 (vec_unpacku_lo_v16qi): Likewise.
2261 (vec_unpacks_lo_v16qi): Likewise.
2262 (vec_unpacku_hi_v8hi): Likewise.
2263 (vec_unpacks_hi_v8hi): Likewise.
2264 (vec_unpacku_lo_v8hi): Likewise.
2265 (vec_unpacks_lo_v8hi): Likewise.
2266 (vec_unpacku_hi_v4si): Likewise.
2267 (vec_unpacks_hi_v4si): Likewise.
2268 (vec_unpacku_lo_v4si): Likewise.
2269 (vec_unpacks_lo_v4si): Likewise.
2271 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2273 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2274 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2275 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2276 follow spelling conventions in various
2277 warning/error/diagnostic messages.
2279 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2280 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2281 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2282 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2283 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2284 * doc/tm.texi: Follow spelling conventions.
2286 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2289 * tree-ssa-forwprop.c
2290 (forward_propagate_addr_into_variable_array_index): Remove
2291 the lhs argument. Use the type of def_rhs instead of lhs.
2292 (forward_propagate_addr_expr_1): Update use of
2293 forward_propagate_addr_into_variable_array_index.
2295 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2296 Nigel Stephens <nigel@mips.com>
2298 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2299 function attributes, "far" being an alias for "long_call".
2300 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2301 (mips_near_type_p, mips_far_type_p): New.
2302 (mips_comp_type_attributes): New function to check that attributes
2303 attached to a function type are compatible.
2304 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2305 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2306 to the target function of the thunk.
2307 (mips_encode_section_info): Check for "near" and "far" function
2308 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2310 * config/mips/predicates.md (const_call_insn_operand): Test only
2311 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2313 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2316 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2317 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2318 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2319 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2321 2007-05-25 Eric Christopher <echristo@apple.com>
2323 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2324 to x86-darwin configurations.
2325 * config/i386/t-darwin: Add softfp support.
2326 * config/i386/t-darwin64: Ditto.
2327 * config/i386/sfp-machine.h: If mach then don't use
2328 aliasing, emit a stub to call.
2330 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2332 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2333 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2334 tree-predcom.c, tree-ssa-alias-warnings.c,
2335 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2336 comment typos. Follow spelling conventions.
2337 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2339 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2342 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2343 constants into memory. Expand unaligned memory references for
2344 SSE modes via x86_expand_vector_move_misalign() function.
2346 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2348 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2349 "memory" attribute for "sseishft" type insn without operands[2].
2351 2007-05-25 Dirk Mueller <dmueller@suse.de>
2352 Marcus Meissner <meissner@suse.de>
2354 * doc/extend.texi (alloc_size): New attribute.
2355 * c-common.c (handle_alloc_size_attribute): New.
2356 * tree-object-size.c (alloc_object_size): Use alloc_size
2357 attribute, if available.
2359 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2361 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2363 (__builtin_ia32_vec_ext_v2di): Likewise.
2364 (__builtin_ia32_vec_ext_v4si): Likewise.
2365 (__builtin_ia32_vec_ext_v8hi): Likewise.
2366 (__builtin_ia32_vec_ext_v16qi): Likewise.
2367 (__builtin_ia32_vec_set_v8hi): Likewise.
2369 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2373 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2375 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2376 (arm_is_longcall_p): Rename to...
2377 (arm_is_long_call_p): ...this. Take a single tree argument and
2379 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2380 (CUMULATIVE_ARGS): Remove call_cookie.
2381 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2382 (ENCODED_LONG_CALL_ATTR_P): Delete.
2383 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2384 LONG_CALL_FLAG_CHAR cases.
2385 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2386 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2387 ARM_DECLARE_FUNCTION_SIZE.
2388 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2389 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2390 (arm_encode_call_attribute, current_file_function_operand): Delete.
2391 (arm_function_in_section_p): New function.
2392 (arm_is_longcall_p): Rename to...
2393 (arm_is_long_call_p): ...this. Take the target function as a single
2394 argument and return a bool. Do not rely on call cookies. Check
2395 whether the target symbol is in the same section as the current
2396 function, not just the same compilation unit.
2397 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2398 (arm_encode_section_info): Don't encode a call type.
2399 * config/arm/arm.md (call, call_value): Update calls to
2400 arm_is_long(_)call_p. Simplify logic.
2401 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2402 Update calls to arm_is_long(_)call_p.
2404 2007-05-25 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/31982
2407 * tree-ssa-forwprop.c
2408 (forward_propagate_addr_into_variable_array_index): Handle arrays
2409 with element size one.
2411 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2413 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2414 (umulsi3_highpart): Likewise.
2416 2007-05-24 Ian Lance Taylor <iant@google.com>
2418 PR rtl-optimization/32069
2419 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2422 2007-05-24 Ollie Wild <aaw@google.com>
2424 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2427 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2429 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2430 (oprs_unchanged_p): Use it to check all registers in a REG.
2431 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2432 (reg_set_between_after_reload_p): Delete.
2433 (reg_used_between_after_reload_p): Likewise.
2434 (reg_set_or_used_since_bb_start): Likewise.
2435 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2436 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2437 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2438 * rtlanal.c (reg_set_p): Check whether REG overlaps
2439 regs_invalidated_by_call, rather than just checking the
2440 membership of REGNO (REG).
2442 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2444 * doc/passes.texi: Document predictive commoning.
2445 * doc/invoke.texi (-fpredictive-commoning): Document.
2446 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2447 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2448 adding indices to the generated name.
2449 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2450 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2451 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2452 (op_symbol_code): ... and exported.
2453 (dump_omp_clause, op_symbol): Use op_symbol_code
2454 instead of op_symbol_1.
2455 * tree-pass.h (pass_predcom): Declare.
2456 * timevar.def (TV_PREDCOM): New timevar.
2457 * tree-ssa-loop.c (run_tree_predictive_commoning,
2458 gate_tree_predictive_commoning, pass_predcom): New.
2459 * tree-data-ref.c (find_data_references_in_loop): Find the
2460 references in dominance order.
2461 (canonicalize_base_object_address): Ensure that the result has
2463 (dr_analyze_innermost): Export.
2464 (create_data_ref): Code to fail for references with invariant
2466 (find_data_references_in_stmt): ... here.
2467 * tree-data-ref.h (dr_analyze_innermost): Declare.
2468 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2469 (aff_combination_find_elt, name_expansion_hash,
2470 name_expansion_eq, tree_to_aff_combination_expand,
2471 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2473 * tree-affine.h (aff_combination_constant_multiple_p,
2474 tree_to_aff_combination_expand): Declare.
2475 * tree-predcom.c: New file.
2476 * common.opt (fpredictive-commoning): New option.
2477 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2478 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2479 * Makefile.in (tree-predcom.o): Add.
2480 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2481 * passes.c (init_optimization_passes): Add dceloop after
2482 copy propagation in loop optimizer. Add predictive commoning
2483 to loop optimizer passes.
2485 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2487 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2490 2007-05-24 Jan Hubicka <jh@suse.cz>
2492 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2494 (genheader): Include statistics.h.
2496 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2498 * print-rtl.c (flag_dump_unnumbered): Update comments.
2499 (print_rtl): Fix my previous change.
2500 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2503 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2506 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2508 (thread_through_all_blocks): Call initialize_original_copy_tables
2509 and free_original_copy_tables.
2510 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2512 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2513 * cfghooks.c (duplicate_block): Use get_loop_copy.
2514 * cfg.c: Include cfgloop.h.
2515 (loop_copy): New hash table.
2516 (initialize_original_copy_tables): Initialize loop_copy table.
2517 (free_original_copy_tables): Free loop_copy table.
2518 (copy_original_table_clear, copy_original_table_set,
2519 set_loop_copy, get_loop_copy): New functions.
2520 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2521 * cfgloop.h (struct loop): Remove copy field.
2522 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2523 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2525 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2527 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2528 -msse/-msse2/-msse3.
2530 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2533 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2535 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2538 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2539 * targhooks.h (default_mangle_decl_assembler_name): Declare
2541 * targhooks.c (default_mangle_decl_assembler_name): Define
2543 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2545 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2546 * langhooks.c (lhd_set_decl_assembler_name): Call
2547 targetm.mangle_decl_assembler_name for names with global scope.
2549 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2551 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2552 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2554 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2555 New. Factored out of i386_pe_encode_section_info.
2556 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2557 Move check for prior decoration of stdcall
2558 symbols to i386_pe_encode_section_info.
2559 (i386_pe_encode_section_info): Adjust call to
2560 gen_stdcall_or_fastcall_suffix. Use
2561 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2562 (i386_pe_mangle_decl_assembler_name): New. Wrap
2563 i386_pe_maybe_mangle_decl_assembler_name.
2565 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2567 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2568 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2569 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2570 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2571 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2574 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2575 Nigel Stephens <nigel@mips.com>
2576 Richard Sandiford <richard@codesourcery.com>
2578 Fix up MIPS16 hard float and add support for complex.
2580 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2581 (TARGET_SOFT_FLOAT_ABI): New.
2582 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2583 __mips_soft_float to reflect the ABI in use, not whether the
2584 FPU is directly accessible (e.g., in MIPS16 mode).
2585 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2586 (UNITS_PER_FPVALUE): Likewise.
2588 * config/mips/mips.c (mips_expand_call): Remove redundant
2589 TARGET_MIPS16 check.
2590 (mips_arg_regno): New.
2591 (function_arg_advance): When setting bits in cum->fp_code for
2592 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2594 (function_arg): Use mips_arg_regno.
2595 (mips_return_mode_in_fpr_p): New.
2596 (mips16_call_stub_mode_suffix): New.
2597 (mips16_cfun_returns_in_fpr_p): New.
2598 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2599 (mips_output_function_prologue): Test mips16_hard_float, not
2600 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2601 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2602 return value into a floating-point register.
2603 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2604 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2605 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2606 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2607 word of double arguments from or to the high bits of 64-bit
2608 floating point registers.
2609 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2610 (mips16_fpret_double): New helper function.
2611 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2612 support for complex modes. Fill in DECL_RESULT for stubdecl.
2613 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2615 * config/mips/mips16.S
2616 (RET, ARG1, ARG2): New.
2617 (MERGE_GPRf, MERGE_GPRt): New.
2618 (DELAYt, DELAYf): New.
2619 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2620 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2621 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2622 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2623 (SFOP): Renamed to...
2624 (OPSF3): This, and macro-ified. Updated all uses.
2625 (SFOP2): Renamed to...
2626 (OPSF2): This, and macro-ified. Updated all uses.
2627 (SFCMP): Renamed to...
2628 (CMPSF): This, and macro-ified. Updated all uses.
2629 (SFREVCMP): Renamed to...
2630 (REVCMPSF): This, and macro-ified. Updated all uses.
2631 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2632 (LDDBL1, LDDBL2, RETDBL): Deleted.
2633 (DFOP): Renamed to...
2634 (OPDF3): This, and macro-ified. Updated all uses.
2635 (DFOP2): Renamed to...
2636 (OPDF2): This, and macro-ified. Updated all uses.
2637 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2638 (DFCMP): Renamed to...
2639 (CMPDF): This, and macro-ified. Updated all uses.
2640 (DFREVCMP): Renamed to...
2641 (REVCMPDF): This, and macro-ified. Updated all uses.
2642 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2643 (RET_FUNCTION): New.
2644 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2645 (__mips16_ret_sc, __mips16_ret_dc): New.
2646 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2647 STUB_ARGS_6, STUB_ARGS_10): New.
2648 (CALL_STUB_NO_RET): New.
2649 (__mips16_call_stub_1): Macro-ified.
2650 (__mips16_call_stub_5): Macro-ified.
2651 (__mips16_call_stub_2): Macro-ified.
2652 (__mips16_call_stub_6): Macro-ified.
2653 (__mips16_call_stub_9): Macro-ified.
2654 (__mips16_call_stub_10): Macro-ified.
2655 (CALL_STUB_RET): New.
2656 (__mips16_call_stub_sf_0): Macro-ified.
2657 (__mips16_call_stub_sf_1): Macro-ified.
2658 (__mips16_call_stub_sf_5): Macro-ified.
2659 (__mips16_call_stub_sf_2): Macro-ified.
2660 (__mips16_call_stub_sf_6): Macro-ified.
2661 (__mips16_call_stub_sf_9): Macro-ified.
2662 (__mips16_call_stub_sf_10): Macro-ified.
2663 (__mips16_call_stub_df_0): Macro-ified.
2664 (__mips16_call_stub_df_1): Macro-ified.
2665 (__mips16_call_stub_df_5): Macro-ified.
2666 (__mips16_call_stub_df_2): Macro-ified.
2667 (__mips16_call_stub_df_6): Macro-ified.
2668 (__mips16_call_stub_df_9): Macro-ified.
2669 (__mips16_call_stub_df_10): Macro-ified.
2670 (__mips16_call_stub_sc_0): New.
2671 (__mips16_call_stub_sc_1): New.
2672 (__mips16_call_stub_sc_5): New.
2673 (__mips16_call_stub_sc_2): New.
2674 (__mips16_call_stub_sc_6): New.
2675 (__mips16_call_stub_sc_9): New.
2676 (__mips16_call_stub_sc_10): New.
2677 (__mips16_call_stub_dc_0): New.
2678 (__mips16_call_stub_dc_1): New.
2679 (__mips16_call_stub_dc_5): New.
2680 (__mips16_call_stub_dc_2): New.
2681 (__mips16_call_stub_dc_6): New.
2682 (__mips16_call_stub_dc_9): New.
2683 (__mips16_call_stub_dc_10): New.
2685 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2686 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2687 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2689 2007-05-23 Ian Lance Taylor <iant@google.com>
2691 * doc/invoke.texi (Invoking GCC): Document that the order of the
2694 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2697 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2698 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2699 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2703 * config/score/score.c (score_print_operand): Make sure that only
2704 lower bits are used.
2706 2007-05-22 Ian Lance Taylor <iant@google.com>
2708 * tree-vrp.c (avoid_overflow_infinity): New static function,
2709 broken out of set_value_range_to_value.
2710 (set_value_range_to_value): Call avoid_overflow_infinity.
2711 (extract_range_from_assert): Likewise.
2713 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2716 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2717 change the type before looking for a COMPOUND_EXPR.
2719 2007-05-22 Ian Lance Taylor <iant@google.com>
2721 * lower-subreg.c (decompose_multiword_subregs): If we change an
2722 insn, call remove_retval_note on it.
2724 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2726 * regs.h (end_hard_regno): New function.
2727 (END_HARD_REGNO, END_REGNO): New macros.
2728 (add_to_hard_reg_set): New function.
2729 (remove_from_hard_reg_set): Likewise.
2730 (in_hard_reg_set_p): Likewise.
2731 (overlaps_hard_reg_set_p): Likewise.
2732 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2733 (note_btr_set): Use END_HARD_REGNO.
2734 * caller-save.c (setup_save_areas): Use end_hard_regno.
2735 (mark_set_regs): Use END_HARD_REGNO.
2736 (add_stored_regs): Use end_hard_regno.
2737 (mark_referenced_regs): Use add_to_hard_reg_set.
2738 * combine.c (update_table_tick): Use END_REGNO.
2739 (record_value_for_reg): Likewise.
2740 (record_dead_and_set_regs): Likewise.
2741 (get_last_value_validate): Likewise.
2742 (use_crosses_set_p): Likewise.
2743 (reg_dead_at_p_1): Likewise.
2744 (reg_dead_at_p): Likewise.
2745 (mark_used_regs_combine): Use add_to_hard_reg_set.
2746 (move_deaths): Use END_HARD_REGNO.
2747 (reg_bitfield_target_p): Use end_hard_regno.
2748 (distribute_notes): Use END_HARD_REGNO.
2749 * cse.c (mention_regs): Use END_REGNO.
2750 (insert): Use add_to_hard_reg_set.
2751 (invalidate): Use END_HARD_REGNO.
2752 (invalidate_for_call): Likewise.
2753 (exp_equiv_p): Use END_REGNO.
2754 (cse_insn): Likewise.
2755 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2756 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2757 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2758 * function.c (keep_stack_depressed): Use end_hard_regno.
2759 * global.c (global_alloc): Use end_hard_regno.
2760 (global_conflicts): Use add_to_hard_reg_set instead of
2762 (find_reg): Likewise.
2763 (mark_reg_store): Likewise.
2764 (mark_reg_conflicts): Likewise.
2765 (mark_reg_death): Use remove_from_hard_reg_set.
2766 (mark_reg_live_nc): Delete.
2767 (set_preference): Use end_hard_regno.
2768 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2769 remove_from_hard_reg_set.
2770 (post_mark_life): Use add_to_hard_reg_set.
2771 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2772 (reg_becomes_live): Use add_to_hard_reg_set.
2773 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2774 (peep2_find_free_register): Use add_to_hard_reg_set.
2775 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2776 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2777 * regrename.c (note_sets): Use add_to_hard_reg_set.
2778 (clear_dead_regs): Use remove_from_hard_reg_set.
2779 (regrename_optimize): Use add_to_hard_reg_set.
2780 (find_oldest_value_reg): Use in_hard_reg_set_p.
2781 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2782 (hard_reg_set_here_p): Use end_hard_regno.
2783 (decompose): Likewise.
2784 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2785 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2786 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2787 (mark_home_live): Use end_hard_regno.
2788 (spill_hard_reg): Likewise.
2789 (clear_reload_reg_in_use): Likewise.
2790 * reorg.c (delete_prior_computation): Use END_REGNO.
2791 * resource.c (update_live_status): Use END_HARD_REGNO.
2792 (mark_referenced_resources): Use add_to_hard_reg_set.
2793 (mark_set_resources): Likewise.
2794 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2795 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2796 (reg_overlap_mentioned_p): Likewise.
2797 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2798 (covers_regno_no_parallel_p): Use END_REGNO.
2799 (find_regno_note): Likewise.
2800 (find_reg_fusage): Use END_HARD_REGNO.
2801 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2802 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2804 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2806 * mode-switching.c (reg_dies): Change type of second argument to
2808 (optimize_mode_switching): Update accordingly.
2810 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2812 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2814 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2815 (hard_reg_set_empty_p): ...these new functions.
2816 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2817 GO_IF_HARD_REG_SUBSET.
2818 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2819 instead of GO_IF_HARD_REG_EQUAL.
2820 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2821 instead of GO_IF_HARD_REG_EQUAL.
2822 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2823 GO_IF_HARD_REG_SUBSET.
2824 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2825 GO_IF_HARD_REG_EQUAL.
2826 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2827 of GO_IF_HARD_REG_SUBSET.
2828 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2829 instead of GO_IF_HARD_REG_EQUAL.
2830 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2831 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2832 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2833 of GO_IF_HARD_REG_SUBSET,
2834 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2835 GO_IF_HARD_REG_SUBSET.
2836 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2837 instead of GO_IF_HARD_REG_EQUAL.
2838 * config/sh/sh.c (push_regs, calc_live_regs): Use
2839 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2840 (hard_regs_intersect_p): Delete.
2842 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2844 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2846 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2847 Richard Henderson <rth@redhat.com>
2849 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2851 (x86_64-*-*): Likewise.
2853 * i386/i386-modes.def (V2QI): New.
2855 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2857 (override_options): Support SSE4.1.
2858 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2859 (IX86_BUILTIN_BLENDPS): Likewise.
2860 (IX86_BUILTIN_BLENDVPD): Likewise.
2861 (IX86_BUILTIN_BLENDVPS): Likewise.
2862 (IX86_BUILTIN_PBLENDVB128): Likewise.
2863 (IX86_BUILTIN_PBLENDW128): Likewise.
2864 (IX86_BUILTIN_DPPD): Likewise.
2865 (IX86_BUILTIN_DPPS): Likewise.
2866 (IX86_BUILTIN_INSERTPS128): Likewise.
2867 (IX86_BUILTIN_MOVNTDQA): Likewise.
2868 (IX86_BUILTIN_MPSADBW128): Likewise.
2869 (IX86_BUILTIN_PACKUSDW128): Likewise.
2870 (IX86_BUILTIN_PCMPEQQ): Likewise.
2871 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2872 (IX86_BUILTIN_PMAXSB128): Likewise.
2873 (IX86_BUILTIN_PMAXSD128): Likewise.
2874 (IX86_BUILTIN_PMAXUD128): Likewise.
2875 (IX86_BUILTIN_PMAXUW128): Likewise.
2876 (IX86_BUILTIN_PMINSB128): Likewise.
2877 (IX86_BUILTIN_PMINSD128): Likewise.
2878 (IX86_BUILTIN_PMINUD128): Likewise.
2879 (IX86_BUILTIN_PMINUW128): Likewise.
2880 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2881 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2882 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2883 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2884 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2885 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2886 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2887 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2888 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2889 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2890 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2891 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2892 (IX86_BUILTIN_PMULDQ128): Likewise.
2893 (IX86_BUILTIN_PMULLD128): Likewise.
2894 (IX86_BUILTIN_ROUNDPD): Likewise.
2895 (IX86_BUILTIN_ROUNDPS): Likewise.
2896 (IX86_BUILTIN_ROUNDSD): Likewise.
2897 (IX86_BUILTIN_ROUNDSS): Likewise.
2898 (IX86_BUILTIN_PTESTZ): Likewise.
2899 (IX86_BUILTIN_PTESTC): Likewise.
2900 (IX86_BUILTIN_PTESTNZC): Likewise.
2901 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2902 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2903 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2904 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2905 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2907 (bdesc_sse_3arg): Likewise.
2908 (bdesc_2arg): Likewise.
2909 (bdesc_1arg): Likewise.
2910 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2912 (ix86_expand_sse_4_operands_builtin): New.
2913 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2914 smaller than 8 bits as the 2nd arg.
2915 (ix86_expand_sse_ptest): New.
2916 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2917 (ix86_expand_vector_set): Support SSE4.1.
2918 (ix86_expand_vector_extract): Likewise.
2920 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2921 __SSE4_1__ for -msse4.1.
2923 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2924 (UNSPEC_INSERTPS): Likewise.
2925 (UNSPEC_DP): Likewise.
2926 (UNSPEC_MOVNTDQA): Likewise.
2927 (UNSPEC_MPSADBW): Likewise.
2928 (UNSPEC_PHMINPOSUW): Likewise.
2929 (UNSPEC_PTEST): Likewise.
2930 (UNSPEC_ROUNDP): Likewise.
2931 (UNSPEC_ROUNDS): Likewise.
2933 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2935 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2936 (const_pow2_1_to_32768_operand): Likewise.
2938 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2941 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2943 (sse4_1_insertps): Likewise.
2944 (*sse4_1_extractps): Likewise.
2945 (sse4_1_ptest): Likewise.
2946 (sse4_1_mulv2siv2di3): Likewise.
2947 (*sse4_1_mulv4si3): Likewise.
2948 (*sse4_1_smax<mode>3): Likewise.
2949 (*sse4_1_umax<mode>3): Likewise.
2950 (*sse4_1_smin<mode>3): Likewise.
2951 (*sse4_1_umin<mode>3): Likewise.
2952 (sse4_1_eqv2di3): Likewise.
2953 (*sse4_1_pinsrb): Likewise.
2954 (*sse4_1_pinsrd): Likewise.
2955 (*sse4_1_pinsrq): Likewise.
2956 (*sse4_1_pextrb): Likewise.
2957 (*sse4_1_pextrb_memory): Likewise.
2958 (*sse4_1_pextrw_memory): Likewise.
2959 (*sse4_1_pextrq): Likewise.
2960 (sse4_1_blendpd): Likewise.
2961 (sse4_1_blendps): Likewise.
2962 (sse4_1_blendvpd): Likewise.
2963 (sse4_1_blendvps): Likewise.
2964 (sse4_1_dppd): Likewise.
2965 (sse4_1_dpps): Likewise.
2966 (sse4_1_movntdqa): Likewise.
2967 (sse4_1_mpsadbw): Likewise.
2968 (sse4_1_packusdw): Likewise.
2969 (sse4_1_pblendvb): Likewise.
2970 (sse4_1_pblendw): Likewise.
2971 (sse4_1_phminposuw): Likewise.
2972 (sse4_1_extendv8qiv8hi2): Likewise.
2973 (*sse4_1_extendv8qiv8hi2): Likewise.
2974 (sse4_1_extendv4qiv4si2): Likewise.
2975 (*sse4_1_extendv4qiv4si2): Likewise.
2976 (sse4_1_extendv2qiv2di2): Likewise.
2977 (*sse4_1_extendv2qiv2di2): Likewise.
2978 (sse4_1_extendv4hiv4si2): Likewise.
2979 (*sse4_1_extendv4hiv4si2): Likewise.
2980 (sse4_1_extendv2hiv2di2): Likewise.
2981 (*sse4_1_extendv2hiv2di2): Likewise.
2982 (sse4_1_extendv2siv2di2): Likewise.
2983 (*sse4_1_extendv2siv2di2): Likewise.
2984 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2985 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2986 (sse4_1_zero_extendv4qiv4si2): Likewise.
2987 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2988 (sse4_1_zero_extendv2qiv2di2): Likewise.
2989 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2990 (sse4_1_zero_extendv4hiv4si2): Likewise.
2991 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2992 (sse4_1_zero_extendv2hiv2di2): Likewise.
2993 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2994 (sse4_1_zero_extendv2siv2di2): Likewise.
2995 (*sse4_1_zero_extendv2siv2di2): Likewise.
2996 (sse4_1_roundpd): Likewise.
2997 (sse4_1_roundps): Likewise.
2998 (sse4_1_roundsd): Likewise.
2999 (sse4_1_roundss): Likewise.
3000 (mulv4si3): Don't expand for SSE4.1.
3001 (smax<mode>3): Likewise.
3002 (umaxv4si3): Likewise.
3003 (uminv16qi3): Likewise.
3004 (umin<mode>3): Likewise.
3005 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3007 * doc/extend.texi: Document SSE4.1 built-in functions.
3009 * doc/invoke.texi: Document -msse4.1.
3011 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3013 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3014 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3015 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3016 (ASM_SPEC): Add asm_pcrel_spec.
3017 (EXTRA_SPECS): Add asm_pcrel_spec.
3019 2007-05-21 David Daney <ddaney@avtrex.com>
3021 * doc/install.texi (Building a cross compiler): Add requirements
3022 for Java cross compiler.
3024 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3027 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3028 Add loopno argument. Use evolution_function_is_invariant_rec_p
3029 instead of evolution_function_is_constant_p.
3030 Update calls to evolution_function_is_affine_multivariate_p.
3031 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3032 Add loopno argument.
3033 * tree-scalar-evolution.c (gather_chrec_stats): Call
3034 evolution_function_is_affine_multivariate_p with a loop
3036 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3037 (analyze_overlapping_iterations): Likewise.
3038 (access_functions_are_affine_or_constant_p): Likewise.
3039 (build_classic_dist_vector_1): If the access functions
3040 are equal, don't do anything.
3042 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3043 Paolo Carlini <pcarlini@suse.de>
3044 Uros Bizjak <ubizjak@gmail.com>
3046 * c-cppbuiltin.c (c_cpp_builtins): Define
3047 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3048 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3049 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3050 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3052 2007-05-21 Mike Stump <mrs@apple.com>
3054 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3056 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3058 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3061 implementation if __OPTIMIZE__ is not defined.
3062 (_mm_alignr_pi8): Ditto.
3063 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3064 (_mm_inserti_si64): Ditto.
3065 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3066 (_mm_slli_epi16): Ditto.
3067 (_mm_slli_epi32): Ditto.
3068 (_mm_slli_epi64): Ditto.
3069 (_mm_srai_epi16): Ditto.
3070 (_mm_srai_epi32): Ditto.
3071 (_mm_srli_si128): Ditto.
3072 (_mm_slli_si128): Ditto.
3073 (_mm_srli_epi16): Ditto.
3074 (_mm_srli_epi32): Ditto.
3075 (_mm_srli_epi64): Ditto.
3076 (_mm_extract_epi16): Ditto.
3077 (_mm_insert_epi16): Ditto.
3078 (_mm_shufflehi_epi16): Ditto.
3079 (_mm_shufflelo_epi16): Ditto.
3080 (_mm_shuffle_epi32): Ditto.
3081 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3083 (_mm_insert_pi16): Ditto.
3085 (_mm_shuffle_pi16): Ditto.
3087 (_mm_shufle_ps): Ditto.
3088 (_mm_prefetch): Ditto.
3090 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3092 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3093 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3094 * real.c (encode_i370_single, decode_i370_single,
3095 encode_i370_double, decode_i370_double): Functions removed.
3096 (i370_single_format, i370_double_format): Initializations removed.
3097 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3098 Consider the log2_b field to always be one.
3099 (ieee_single_format, mips_single_format, coldfire_single_format,
3100 ieee_double_format, mips_double_format, coldfire_double_format,
3101 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3102 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3103 ibm_extended_format, mips_extended_format, ieee_quad_format,
3104 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3105 decimal_single_format, decimal_double_format, decimal_quad_format,
3106 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3107 initialization of log2_b.
3108 * real.h (i370_single_format, i370_double_format): Declarations removed.
3109 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3110 field to always be one.
3112 2007-05-21 Andreas Schwab <schwab@suse.de>
3114 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3115 NOTE_INSN_BASIC_BLOCK_P.
3116 (process_for_unwind_directive): Likewise.
3118 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3120 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3121 * function.h (struct function): Move va_list_gpr_size,
3122 va_list_fpr_size, function_frequency to front of bitfields. Add
3124 (current_function_calls_unwind_init): New.
3125 * except.c (expand_builtin_unwind_init): Set
3126 current_function_calls_unwind_init not
3127 current_function_has_nonlocal_label.
3128 * reload1.c (has_nonexceptional_receiver): New.
3129 (reload): Use it and current_function_calls_unwind_init to
3130 determine whether call-saved regs must be saved.
3132 2007-05-20 Jan Hubicka <jh@suse.cz>
3134 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3135 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3136 * ddg.c (create_ddg): LIkewise.
3137 * final.c (final): Remove hunk moving line numbernotes around since
3138 they are no longer present at this stage.
3139 (final_scan_insn): Use NOTE_KIND instead of
3140 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3141 (output_asm_label): Likewise.
3142 * reorg.c (dbr_schedule): Likewise.
3143 * haifa-sched.c (unlink_other_notes): Likewise.
3144 * mode-switching.c (optimize_mode_switching): Likewise.
3145 * graph.c (start_bb): Likewise.
3146 * rtl.def (NOTE): Update description.
3147 * jump.c (squeeze_notes): Delete.
3148 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3149 NOTE_INSN_BASIC_BLOCK_P when possible.
3150 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3151 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3152 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3153 (dwarf2out_var_location): Likewise.
3154 * cfgbuild.c (make_edges): Likewise.
3155 (find_basic_blocks_1): Likewise.
3156 * function.c (reorder_blocks_1): Likewise.
3157 (epilogue_done): Likewise.
3158 (reposition_prologue_and_epilogue_notes): Likewise.
3159 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3161 (print_rtl): Likewise.
3162 (print_rtl_single): Likewise.
3163 * gcse.c (insert_insn_start_bb): Likewise.
3164 * alias.c (init_alias_analysis): Likewise.
3165 * calls.c (fixup_tail_calls): Likewise.
3166 * except.c (sjlj_emit_function_enter): Likewise.
3167 * emit-rtl.c (add_insn_after): Likeiwse.
3168 (emit_label_before): Likewise.
3169 (emit_label_after): Likewise.
3170 (emit_note_before, emit_note_after, emit_note): Update
3171 parameter to be enum insn_note; do not deal with source
3173 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3174 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3176 (merge_blocks_move_successor_nojumps): Simplify now when
3177 we don't have BLOCK notes.
3178 (try_optimize_cfg): Likewise.
3179 * cfglayout.c (skip_insns_after_block): Likewise.
3180 (record_effective_endpoints): Likewise.
3181 (duplicate_insn_chain): Likewise.
3182 * varasm.c (output_constant_pool_1): Likewise.
3183 * sched-deps.c (sched_analyze): Likewise.
3184 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3186 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3187 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3188 (SET_INSN_DELETED): Simplify.
3189 (NOTE_LINE_NUMBER): Exterminate.
3190 (NOTE_LINE_KIND): New.
3191 (NOTE_INSN_BASIC_BLOCK_P): Update.
3192 (enum insn_note): Simplify.
3193 (GET_NOTE_INSN_NAME) Simplify.
3194 (emit_note_before, emit_note_after, emit_note): Update prototype.
3195 (squeeze_notes): Remove.
3196 * sched-int.h (NOTE_NOT_BB_P): Update.
3197 * resource.c (mark_target_live_regs): Update.
3198 * sched-rgn.c (debug_dependencies): Update.
3199 * sched-vis.c (print_insn): Update.
3200 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3201 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3202 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3203 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3204 (split_branches): Update.
3205 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3207 (sh_adjust_unroll_max): Exterminate.
3208 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3209 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3210 (m68hc11_reorg): Likewise.
3211 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3212 (emit_predicate_relation_info): Update.
3213 (process_for_unwind_directive): Update.
3214 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3215 (output_call): Update.
3216 * config/pa/pa.c (output_lbranch): Update.
3217 (output_millicode_call): Update.
3218 (output_call): Update.
3219 (pa_combine_instructions): Update.
3220 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3221 * config/bfin/bfin.c (gen_one_bundle): Update.
3222 * cfgrtl.c (can_delete_note_p): Update.
3223 (delete_insn): Update.
3224 (rtl_merge_blocks): Update.
3225 (commit_one_edge_insertion): Update.
3226 (rtl_verify_flow_info): Update.
3227 * stmt.c (expand_case): Do not call squeeze_notes.
3229 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3236 * c.opt (Wtype-limits): New.
3237 * doc/invoke.texi (Wtype-limits): Document it.
3238 (Wextra): Enabled by -Wextra.
3239 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3240 * c-common.c (shorten_compare): Warn with Wtype-limits.
3242 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3244 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3245 inlined function, not as a macro.
3246 (_mm_alignr_pi8): Ditto.
3247 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3248 (_mm_inserti_si64): Ditto.
3249 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3250 (_mm_extract_epi16): Ditto.
3251 (_mm_insert_epi16): Ditto.
3252 (_mm_shufflehi_epi16): Ditto.
3253 (_mm_shufflelo_epi16): Ditto.
3254 (_mm_shuffle_epi32): Ditto.
3255 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3256 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3258 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3260 (_m_to_float): Use C89 compatible assignment.
3262 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3265 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3267 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3270 * doc/invoke.texi (Wreturn-type): Complete description.
3271 (Wextra): Delete item about return-type warning.
3272 * c-decl.c: Delete redundant Wextra warning.
3274 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3278 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3279 inlined function, not as a macro.
3280 (_mm_prefetch): Ditto.
3282 (_mm_insert_pi16): Ditto.
3284 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3285 (_m_pshufw): Ditto. Add const to __N argument.
3286 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3287 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3288 (_mm_slli_epi32): Ditto.
3289 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3290 Add __inline to function declaration.
3291 (_mm_slli_si128): Ditto.
3293 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3296 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3298 (struct fenv): New structure.
3299 (FP_HANDLE_EXCEPTIONS): New define.
3300 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3301 (_FP_DECL_EXP): New define.
3302 (FP_INIT_ROUNDMODE): New define.
3303 (FP_ROUNDMODE): New define.
3305 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3307 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3308 (Wconversion): Update description.
3309 (Wconversion-sign): New.
3310 * c.opt (Wconversion-sign): New.
3311 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3312 means disabled for C++. Otherwise, take the status of Wconversion.
3313 * c-common.c (conversion_warning): Warn with either Wconversion or
3315 (warnings_for_convert_and_check): Conditions are already checked by
3317 (convert_and_check): Don't check warnings if the conversion failed.
3319 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3320 Anatoly Sokolov <aesok@dol.ru>
3322 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3323 avr_epilogue_uses) : Add declaration.
3324 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3325 * config/avr/constraints.md (R): New constraint.
3326 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3327 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3328 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3329 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3330 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3331 call_prologue_saves, epilogue_restores, return_from_epilogue,
3332 return_from_main_epilogue, return_from_interrupt_epilogue,
3333 return_from_naked_epilogue, prologue, epilogue): New patterns.
3334 (jump): Handle symbol reference.
3335 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3336 avr_output_function_prologue, avr_output_function_epilogue): Remove
3338 (avr_init_machine_status, expand_prologue, expand_epilogue,
3339 avr_asm_function_end_prologue, avr_epilogue_uses,
3340 avr_asm_function_begin_epilogue): New functions.
3341 (prologue_size, epilogue_size, jump_tables_size): Remove global
3343 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3344 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3345 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3346 (avr_override_options): Initialise init_machine_status.
3347 (output_movhi): Handle all stack pointer loads.
3348 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3349 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3350 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3351 (EPILOGUE_USES) Redefine.
3352 (machine_function) Declare.
3354 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3356 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3357 Use a single return statement.
3359 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3362 * builtins.c (do_mpfr_lgamma_r): New.
3363 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3364 * tree.h (CASE_FLT_FN_REENT): New.
3366 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3368 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3369 (output_die): Use 'unsigned long' with %x.
3370 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3371 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3372 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3374 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3376 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3381 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3382 true if function has no argument.
3384 2007-05-18 DJ Delorie <dj@redhat.com>
3386 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3387 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3389 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3391 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3392 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3393 count_trailing_zeros.
3394 (__i386__): Implement count_leading_zeros using __builtin_clz().
3395 Implement count_trailing_zeros usign __builtin_ctz().
3397 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3399 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3401 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3404 * expr.c (emit_move_change_mode): Change mode of push operands here.
3406 2007-05-17 Ian Lance Taylor <iant@google.com>
3408 PR tree-optimization/31953
3409 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3411 (set_value_range_to_null): Call set_value_range_to_value.
3412 (extract_range_from_comparison): Likewise.
3414 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3416 * toplev.c (print_version): Output GMP/MPFR version info.
3418 * builtins.c (CASE_MATHFN_REENT): New macro.
3419 (mathfn_built_in): Use it.
3420 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3421 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3422 BUILT_IN_LGAMMAL_R): New.
3423 * doc/extend.texi: Document new builtins.
3426 * builtins.c (do_mpfr_remquo): New.
3427 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3428 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3431 * builtins.c (fold_builtin_1): Handle y0, y1.
3432 (fold_builtin_2): Handle yn.
3435 * builtins.c (do_mpfr_bessel_n): New.
3436 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3437 (fold_builtin_2): Handle BUILT_IN_JN.
3439 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3442 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3443 TYPE_PRECISION (intmax_type_node).
3445 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3448 * reload.c (subst_reloads): Remove checking.
3450 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3452 PR rtl-optimization/31691
3453 * combine.c (simplify_set): Build a new src pattern instead of
3454 substituting its operands in the COMPARE case.
3456 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3458 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3459 (execute_vrp): Preserve loops through jump threading.
3460 * tree-ssa-threadupdate.c (thread_single_edge,
3461 dbds_continue_enumeration_p, determine_bb_domination_status,
3462 thread_through_loop_header): New functions.
3463 (create_edge_and_update_destination_phis,
3464 create_edge_and_update_destination_phis): Set loops for the new blocks.
3465 (prune_undesirable_thread_requests): Removed.
3466 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3468 (thread_block): Do not call prune_undesirable_thread_requests.
3470 (mark_threaded_blocks): Select edges to thread here.
3471 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3472 Thread edges through loop headers independently.
3473 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3474 * tree-pass.h (TODO_mark_first_instance): New.
3475 (first_pass_instance): Declare.
3476 * cfghooks.c (duplicate_block): Put the block to the original loop
3477 if copy is not specified.
3478 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3479 jump threading. Pass may_peel_loop_headers to
3480 thread_through_all_blocks according to first_pass_instance.
3481 * cfgloop.h (create_preheader): Declare.
3482 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3483 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3484 * passes.c (first_pass_instance): New variable.
3485 (next_pass_1): Set TODO_mark_first_instance.
3486 (execute_todo): Set first_pass_instance.
3488 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3490 PR tree-optimization/24659
3491 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3492 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3493 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3494 OTI_vec_pack_ufix_trunc.
3495 (vec_unpacks_float_hi_optab): Define new macro.
3496 (vec_unpacks_float_lo_optab): Ditto.
3497 (vec_unpacku_float_hi_optab): Ditto.
3498 (vec_unpacku_float_lo_optab): Ditto.
3499 (vec_pack_sfix_trunc_optab): Ditto.
3500 (vec_pack_ufix_trunc_optab): Ditto.
3501 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3502 and vec_pack_[s|u]fix_trunc_optab using
3503 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3504 * tree-vectorizer.c (supportable_widening_operation): Handle
3505 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3506 (supportable_narrowing_operation): New function.
3507 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3508 * tree-vect-transform.c (vectorizable_conversion): Handle
3509 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3510 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3511 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3512 to check for target support.
3513 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3514 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3515 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3516 for VEC_PACK_FIX_TRUNC_EXPR.
3517 (expand_binop): Special case mode of the result for
3518 vec_pack_[u|s]fix_trunc_optab.
3519 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3520 vec_pack_[u|s]fix_trunc_optab.
3522 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3523 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3524 * tree-pretty-print.c (dump_generic_node): Handle
3525 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3526 VEC_PACK_FIX_TRUNC_EXPR.
3528 * expr.c (expand_expr_real_1): Ditto.
3529 * tree-inline.c (estimate_num_insns_1): Ditto.
3530 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3532 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3533 (vec_unpacks_float_lo_v8hi): Ditto.
3534 (vec_unpacku_float_hi_v8hi): Ditto.
3535 (vec_unpacku_float_lo_v8hi): Ditto.
3536 (vec_unpacks_float_hi_v4si): Ditto.
3537 (vec_unpacks_float_lo_v4si): Ditto.
3538 (vec_pack_sfix_trunc_v2df): Ditto.
3540 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3542 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3543 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3544 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3545 [vec_pack_ufix_trunc]: Ditto.
3546 [vec_unpacks_float_hi]: Ditto.
3547 [vec_unpacks_float_lo]: Ditto.
3548 [vec_unpacku_float_hi]: Ditto.
3549 [vec_unpacku_float_lo]: Ditto.
3551 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3553 * soft-fp/README: Update for new files.
3554 * soft-fp/floattisf.c: New file.
3555 * soft-fp/floattidf.c: New file.
3556 * soft-fp/floattitf.c: New file.
3557 * soft-fp/floatuntisf.c: New file.
3558 * soft-fp/floatuntidf.c: New file.
3559 * soft-fp/floatuntitf.c: New file.
3560 * soft-fp/fixsfti.c: New file.
3561 * soft-fp/fixdfti.c: New file.
3562 * soft-fp/fixtfti.c: New file.
3563 * soft-fp/fixunssfti.c: New file.
3564 * soft-fp/fixunsdfti.c: New file.
3565 * soft-fp/fixunstfti.c: New file.
3566 * soft-fp/extendxftf.c: New file.
3567 * soft-fp/trunctfxf.c: New file.
3569 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3570 (__trunctfxf2): Ditto.
3572 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3573 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3574 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3575 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3576 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3577 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3579 * config/i386/t-fprules-softfp64: New file.
3580 * config/i386/sfp-machine.h: New file.
3581 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3582 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3583 and soft-fp/t-softfp to tmake_file.
3584 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3585 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3587 * config/i386/t-linux64 (softfp_wrap_start): New.
3588 (softfp_wrap_end): New.
3589 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3590 supported for TARGET_64BIT.
3592 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3594 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3595 c_common_unsigned_type behavior.
3597 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3599 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3602 2007-05-16 Eric Christopher <echristo@apple.com>
3604 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3605 saving after stack push. Set sp_offset whenever we push.
3606 (rs6000_emit_epilogue): Move altivec register restore before
3609 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3611 * configure.ac: Allow sysroots to be relocated under $prefix as
3612 well as $exec_prefix.
3613 * configure: Regenerate.
3615 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3619 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3621 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3622 (gcc_tooldir): Likewise.
3623 * configure: Regenerate.
3624 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3625 old configure.ac gcc_tooldir setting.
3626 (prefix_to_exec_prefix): New variable.
3627 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3628 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3630 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3632 * c-typeck.c (build_binary_op): Return early for error.
3634 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3636 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3637 struct nb_iter_bound.
3638 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3639 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3640 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3641 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3642 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3643 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3644 (del_scev_info): Use ggc_free.
3645 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3646 * loop-init.c: Include ggc.h.
3647 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3648 (loop_optimizer_finalize): Use ggc_free.
3649 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3650 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3651 pass_iv_optimize): Add TODO_ggc_collect.
3652 * function.h (struct function): Remove skip marker from x_current_loops.
3653 * cfgloop.c: Include ggc.h.
3654 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3656 (establish_preds): Vector superloops is gc allocated.
3657 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3659 (flow_loops_find): Vector larray is gc allocated.
3660 (loop_exit_free): Use ggc_free.
3661 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3662 that head of exits list is now not a part of struct loop.
3663 (record_loop_exits): Allocate exits table in gc memory.
3664 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3665 head of exits list is now not a part of struct loop.
3666 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3667 struct loop_exit): Add GTY marker.
3668 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3669 Add skip marker to aux field. Make head of exits list a separate
3671 (struct loops): Add GTY marker. Make larray vector gc allocated.
3672 Add param marker to exits table.
3673 (get_loops): Type changed.
3674 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3676 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3677 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3678 * basic-block.h (struct basic_block_def): Remove skip marker from
3681 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3683 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3684 of 0 in the call to expand_expr().
3685 (expand_builtin_mathfn_3): Ditto.
3686 (expand_builtin_interclass_mathfn): Ditto.
3687 (expand_builtin_cexpi): Ditto.
3688 (expand_builtin_int_roundingfn): Ditto.
3689 (expand_builtin_int_roundingfn_2): Ditto.
3690 (expand_builtin_pow): Ditto.
3691 (expand_builtin_powi): Ditto.
3692 (expand_builtin_bswap): Ditto.
3693 (expand_builtin_unop): Ditto.
3694 (expand_builtin_fabs): Ditto.
3695 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3696 the call to expand_expr().
3697 (expand_builtin_sync_operation): Ditto.
3698 (expand_builtin_compare_and_swap): Ditto.
3699 (expand_builtin_lock_test_and_set): Ditto.
3700 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3701 instead of 0 in the call to expand_expr().
3702 (expand_builtin_extract_return_addr): Ditto.
3703 (expand_builtin_eh_return): Ditto.
3704 (expand_eh_return): Ditto.
3705 * explow.c (expr_size): Ditto.
3706 * expr.c (optimize_bitfield_assignment_op): Ditto.
3707 (expand_assignement): Ditto.
3708 (store_expr): Ditto.
3709 (store_field): Ditto.
3710 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3711 the call to expand_expr().
3712 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3713 in the call to expand_expr().
3714 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3715 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3716 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3718 * optabs.c (expand_vec_shift_expr): Ditto.
3719 (expand_vec_cond_expr): Ditto.
3720 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3721 call to expand_expr().
3722 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3723 in the call to expand_expr().
3725 2007-05-14 Dave Korn <dave.korn@artimi.com>
3727 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3729 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3731 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3732 instead of c_common_unsigned_type.
3733 (c_common_unsigned_type): Remove.
3734 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3735 c_common_unsigned_type.
3736 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3737 c_common_unsigned_type.
3738 * c-common.h (c_common_unsigned_type): Remove.
3739 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3740 c_common_unsigned_type.
3741 * c-format.c (check_format_types): Use unsigned_type_for instead of
3742 c_common_unsigned_type.
3743 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3744 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3745 c_common_unsigned_type.
3746 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3747 lang_hooks.types.unsigned_type.
3748 * expmed.c (make_tree): Use unsigned_type_for instead of
3749 lang_hooks.types.unsigned_type.
3750 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3751 lang_hooks.types.unsigned_type.
3752 (build_range_check): Likewise.
3753 (fold_unary): Likewise.
3754 (fold_binary): Likewise.
3755 (fold_ternary): Likewise.
3756 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3757 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3758 * tree.c (get_unsigned_type): New.
3759 (unsigned_type_for): Use get_unsigned_type instead of
3760 lang_hooks.types.unsigned_type.
3762 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3764 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3765 to m68k_get_function_kind. Update its prototype.
3766 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3768 (m68k_interrupt_function_p): Return enum m68k_function_type
3769 instead of bool. Rename to m68k_get_function_kind.
3770 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3772 (m68k_compute_frame_layout): Don't mark any register for save
3773 if an interrupt_thread attribute is specified.
3774 (m68k_hard_regno_rename_ok): Update a use of
3775 m68k_interrupt_function_p.
3776 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3777 m68k_interrupt_function_p.
3778 (m68k_function_type): New.
3779 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3780 for a function with an interrupt_thread attribute.
3781 * doc/extend.texi: Document the interrupt_thread attribute.
3783 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3785 Fix PR tree-optimization/31911
3786 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3787 if they didn't change the expression.
3789 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3791 * tree-scalar-evolution.c (resolve_mixers): Exported.
3792 * tree-scalar-evolution.h (resolve_mixers): Declare.
3793 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3794 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3795 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3796 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3797 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3798 strip_conversion, analyze_offset_expr, address_analysis,
3799 object_analysis, analyze_offset): Removed.
3800 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3801 split_constant_offset, canonicalize_base_object_address,
3802 object_address_invariant_in_loop_p, disjoint_objects_p,
3803 dr_may_alias_p, dr_address_invariant_p): New functions.
3804 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3805 and dr_analyze_alias.
3806 (initialize_data_dependence_relation): Use dr_may_alias_p
3807 and object_address_invariant_in_loop_p.
3808 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3810 (find_data_references_in_stmt): Restrict the analysis of data references
3811 to the given loop nest.
3812 (find_data_references_in_loop): Made static. Pass loop nest to
3813 find_data_references_in_stmt.
3814 (compute_data_dependences_for_loop): Use DR_VOPS.
3815 (free_data_ref): Free DR_VOPS.
3816 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3817 (struct innermost_loop_behavior): ... new.
3818 (struct base_object_info): Replaced by ...
3819 (struct indices): ... new.
3820 (struct dr_alias): New.
3821 (enum data_ref_type): Removed.
3822 (struct data_reference): Consist of struct innermost_loop_behavior,
3823 struct indices and struct dr_alias.
3824 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3825 (DR_MEMTAG): Renamed to ...
3826 (DR_SYMBOL_TAG): ... this.
3827 (find_data_references_in_loop): Declaration removed.
3828 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3829 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3830 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3831 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3833 2007-05-13 Revital Eres <eres@il.ibm.com>
3835 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3836 which walks virtual def-use chains to find redundant stores.
3837 (dse_optimize_stmt): Call it.
3839 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3841 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3842 * passes.c (init_optimization_passes): Move pass_jump_bypass
3845 * basic-block.h (bb_has_eh_pred): Fix style issue.
3847 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3849 PR rtl-optimization/31848
3850 * loop-invariant.c (move_invariant_reg): If we move an insn
3851 with a REG_EQUAL note, and that insn is not always executed,
3852 remove the REG_EQUAL note.
3854 2007-05-12 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/31797
3857 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3858 propagate into a stmt that has volatile ops.
3860 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3862 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3863 (gcc_tooldir): Likewise.
3864 * configure: Regenerate.
3865 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3866 old configure.ac gcc_tooldir setting.
3867 (prefix_to_exec_prefix): New variable.
3868 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3869 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3871 2007-05-11 Silvius Rus <rus@google.com>
3873 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3874 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3875 * c-common.h (strict_aliasing_warning): Change return type.
3876 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3877 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3878 (build_c_cast): Condition call to strict_aliasing_warning.
3879 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3880 * flags.h (set_Wstrict_aliasing): Declare.
3881 * opts.c (set_Wstrict_alising): Define, add call to.
3882 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3883 * tree-ssa-alias-warnings.c: New file.
3884 * tree-ssa-alias.c (compute_may_aliases): Add call to
3885 strict_aliasing_warning_backend.
3887 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3889 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3890 Use loop_depth and loop_outer accessor functions.
3891 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3892 determine_invariantness_stmt, move_computations_stmt): Ditto.
3893 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3894 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3895 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3896 * tree-scalar-evolution.c (interpret_loop_phi,
3897 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3898 instantiate_parameters_1, scev_const_prop): Ditto.
3899 * cfghooks.c (make_forwarder_block): Ditto.
3900 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3901 * modulo-sched.c (loop_canon_p): Ditto.
3902 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3903 slpeel_can_duplicate_loop_p): Ditto.
3904 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3905 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3906 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3907 cancel_loop, verify_loop_structure): Ditto.
3908 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3909 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3910 superloops vector instead of "pred" array.
3911 (establish_preds): Take father loop as an argument. Initialize the
3913 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3914 initialize loop->outer.
3915 (flow_loop_tree_node_remove): Truncate the superloops vector.
3916 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3917 "pred" merged to "superloops" vector.
3918 (loop_depth, loop_outer): New.
3919 (fel_init): Use loop_outer.
3921 2007-05-11 Jan Hubicka <jh@suse.cz>
3923 * cgraphunit.c: Include gt-cgraphunit.h
3924 (static_ctors, static_dtors): New static vars.
3925 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3926 based on implementation in c-common.c
3927 (cgraph_finalize_function): Call record_cdtor_fn.
3928 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3929 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3930 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3931 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3932 build_cdtor, c_build_cdtor_fns): Remove.
3933 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3934 c_build_cdtor_fns): Remove prototype.
3936 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3939 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3940 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3941 * builtins.c (fold_builtin_memchr): New.
3942 (expand_builtin_memchr): Call the latter.
3943 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3944 * doc/extend.texi ([Other built-in functions provided by GCC]):
3947 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3949 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3950 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3951 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3952 PFPO_OP1_TYPE_SHIFT): Constants added.
3953 (DFP_ALL): Mode macro defined.
3954 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3955 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3956 Insn definitions added.
3957 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3958 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3961 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3963 PR tree-optimization/31885
3964 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3966 (automatically_generated_chrec_p): Return false for NULL.
3968 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3970 * config/bfin/bfin.h (MOVE_RATIO): Define.
3972 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3974 * config.gcc (sparc-wrs-vxworks): New target.
3975 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3976 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3977 * config/sparc/sparc.h: Include vxworks-dummy.h.
3978 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3979 include LABEL_REFs too.
3980 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3981 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3983 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3985 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3986 (sparc_emit_call_insn): New function.
3987 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3988 functions when generating VxWorks PIC.
3989 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3990 (call, call_value): Use sparc_emit_call_insn instead of
3993 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3995 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3997 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3999 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4000 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4001 instead of operand_subword.
4003 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4005 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4006 * config/bfin/bfin.c (bfin_local_alignment): New function.
4007 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4009 2007-05-08 Chao-ying Fu <fu@mips.com>
4011 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4012 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4013 (smsub_widen_optab, umsub_widen_optab): Define.
4014 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4016 * genopinit.c (optabs): Fill in smsub_widen_optab and
4018 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4019 and umsub_widen_optab to implement multiply-subtract sequences.
4020 * config/mips/mips.md (*msac<u>_di): Rename to...
4021 (<u>msubsidi4): ...this. Extend condition to include
4022 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4023 of operand 0 to "ka" and use the three-operand form of msub<u>
4025 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4028 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4030 PR rtl-optimization/28011
4031 * reload.c (push_reload): Set dont_share if IN appears in OUT
4032 also when IN is a PLUS rtx.
4033 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4036 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4038 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4039 call unshare_all_decls.
4040 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4041 (unshare_all_decls): Remove.
4043 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4046 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4049 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4050 Nigel Stephens <nigel@mips.com>
4052 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4053 Update comments and all uses.
4054 (MIN_FPRS_PER_FMT): Define.
4055 * config/mips/mips.c (function_arg): Fix to correctly handle
4056 the -mips32r2 -mfp64 -mabi=32 case.
4057 (override_options): Enable use of odd-numbered registers for
4058 SFmode values on MIPS32.
4059 (mips_save_reg_p): Save whole floating-point register pair if
4060 either half is used.
4061 (compute_frame_size): Fix comment.
4063 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4065 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4066 argument of type bool.
4067 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4068 argument. Safely select temporary P register according to it.
4069 (do_link): Change call site of add_to_reg accordingly.
4070 (do_unlink): Add epilogue_p as a fourth argument and pass it
4072 (expand_interrupt_handler_epilogue): Change call of do_unlink
4074 (bfin_expand_prologue): Add a third argument sibcall_p.
4075 * config/bfin/bfin.md (epilogue): Change call of
4076 bfin_expand_epilogue accordingly.
4077 (sibcall_epilogue): Likewise.
4078 (eh_return_internal): Likewise.
4080 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4081 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4082 * config/bfin/bfin.c (bfin_handle_option): Handle
4083 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4084 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4085 Support bf534, bf536 and bf561.
4086 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4088 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386.c (ix86_function_regparm): Process local
4092 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4094 2007-05-07 Mike Stump <mrs@apple.com>
4096 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4097 also checks for and while statements in C++.
4099 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4101 * gcc.c (at_file_supplied): New variable.
4102 (main): Set it if we expanded argv.
4103 (do_spec_1): Pass an @-file to the linker if we were called with
4104 an @-file argument and HAVE_GNU_LD.
4105 * collect2.c (at_file_supplied): New variable.
4106 (response_file): New variable.
4107 (collect_exit): Unlink response_file if necessary.
4108 (handler): Likewise.
4109 (do_wait): Likewise.
4110 (main): Set at_file_supplied if we expanded argv.
4111 (collect_execute): Pass an @-file to subprocesses if we were called
4112 with an @-file argument.
4113 * configure.ac: Add define for HAVE_GNU_LD.
4114 * configure: Regenerate.
4115 * config.in: Regenerate.
4117 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4119 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4125 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4127 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4128 (TARGET_ENCODE_SECTION_INFO): Re-define.
4129 (m32c_encode_section_info): New
4130 (function_vector_handler): New
4131 (current_function_special_page_vector): New
4132 (m32c_special_page_vector_p): New.
4133 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4135 * config/m32c/jump.md: Added instruction JSRS for functions
4136 with attribute "function_vector".
4137 * doc/extend.texi (function_vector): Added description
4138 for M16C, M32C targets.
4140 2007-05-07 DJ Delorie <dj@redhat.com>
4143 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4144 ashrpsi3, lshrpsi3): Update shift count constraint.
4146 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4147 Nathan Froyd <froydnj@codesourcery.com>
4150 * c-incpath.c (add_path): Strip trailing path separators.
4152 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4154 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4155 Free dominance info before purging EH edges.
4156 (eliminate_degenerate_phis): Likewise.
4157 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4159 2007-05-07 Jan Hubicka <jh@suse.cz>
4161 * gimplify.c (gimplify_expr): Do not crash when folding
4162 (void *)(int)&a + 4.
4164 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4167 * c-opts.c (lang_fortran): Make it non static.
4168 * c-common.h (lang_fortran): New prototype.
4169 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4170 -lang-fortran option was passed by the driver.
4172 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4174 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4175 of ASSERT_CHECKING. Tweak message.
4177 2007-05-06 Revital Eres <eres@il.ibm.com>
4180 * loop-unroll.c (insert_var_expansion_initialization):
4181 Initialize the expansions with -zero instead of +zero.
4183 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4185 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4186 into pic and non-pic versions. Mark r19 as used for
4187 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4188 for tgd_load, tld_load and tie_load .
4189 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4190 version of tgd_load, tld_load and tie_load depending on the
4193 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4194 Jakub Jelinek <jakub@redhat.com>
4196 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4197 (__do_global_dtors_aux): Use more paranoid loop to run
4198 destructors if HIDDEN_DTOR_LIST_END.
4199 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4201 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4203 * varasm.c (align_variable): Don't increase alignment for
4204 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4205 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4207 2007-05-04 Josh Conner <jconner@apple.com>
4209 * basic-block.h (cdi_direction): Assign values to all enumeration
4211 (dom_computed): Remove.
4212 (dom_info_state): New.
4213 (set_dom_info_availability): New.
4214 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4215 walk_data.dom_direction.
4216 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4217 instead of dom_computed[].
4218 (split_edge): Likewise.
4219 (create_basic_block): Likewise.
4220 (merge_blocks): Likewise.
4221 * ifcvt.c (find_if_header): Likewise.
4222 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4223 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4224 * tree-ssa.c (verify_ssa): Likewise.
4225 * tree-cfg.c (tree_verify_flow_info): Likewise.
4226 (remove_edge_and_dominated_blocks): Likewise.
4227 * dominance.c (dom_computed): Make static.
4228 (calc_dfs_tree_nonrec): Change third param to a bool.
4229 (calc_dfs_tree): Change second param to a bool.
4230 (calc_idioms): Change second param to a bool. Use
4231 dom_convert_dir_to_idx.
4232 (init_dom_info): Validate dir before using.
4233 (dom_convert_dir_to_idx): New.
4234 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4235 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4236 (free_dominance_info): Use dom_convert_dir_to_idx.
4237 (get_immediate_dominator): Likewise.
4238 (set_immediate_dominator): Likewise.
4239 (get_dominated_by): Likewise.
4240 (redirect_immediate_dominators): Likewise.
4241 (nearest_common_denominator): Likewise.
4242 (dominated_by_p): Likewise.
4243 (bb_dom_dfs_in): Likewise.
4244 (bb_dom_dfs_out): Likewise.
4245 (recount_dominator): Likewise.
4246 (iterate_fix_dominators): Likewise.
4247 (add_to_dominance_info): Likewise.
4248 (delete_from_dominance_info): Likewise.
4249 (first_dom_son): Likewise.
4250 (next_dom_son): Likewise.
4251 (dom_info_available_p): Likewise.
4252 (dom_info_state): New.
4253 (set_dom_info_availability): New.
4255 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4257 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4259 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4261 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4263 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4264 (subdi3, subdi_carry): Delete.
4266 2007-05-04 Jan Hubicka <jh@suse.cz>
4267 Richard Guenther <rguenther@suse.de>
4269 * opts.c (decode_options): Do not fiddle with inlining
4270 parameters in case of optimizing for size.
4271 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4272 for size do nothing.
4273 (cgraph_decide_inlining_of_small_function): When optimizing for
4274 size never inline functions increasing caller size.
4275 (cgraph_early_inlining): Inline for size when optimizing for size.
4277 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4279 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4280 logical operations piecewise.
4281 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4282 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4283 subdi_sesidi_di): Delete.
4284 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4285 the generated sequence. Allow three-reg add in constraints. Rewrite
4286 the rtl expression for carry to avoid zero_extend of a constant.
4287 (sub_with_carry): New pattern.
4288 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4289 different sequence not involving jumps.
4290 (notbi): Now a named pattern.
4292 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4294 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4295 Add the note about a significant loss of accuracy of some
4296 mathematical routines when these options are used.
4298 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4300 * haifa-sched.c (rtx_vec_t): New typedef.
4301 (contributes_to_priority_p): Extract piece of priority () into new
4303 (priority): Use the function. Add assertion.
4304 (rank_for_schedule, set_priorities): Add assertion to check that
4305 insn's priority is initialized.
4306 (clear_priorities, calc_priorities): Change signature. Make it update
4307 all relevant insns. Update all callers ('add_to_speculative_block ()'
4308 and 'create_block_check_twin ()').
4309 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4310 Add new field 'priority_status'.
4311 (INSN_PRIORITY_STATUS): New macro.
4312 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4314 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4316 * sched-ebb.c (debug_ebb_dependencies): New static function.
4317 (init_ready_list): Use it.
4319 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4320 with changed signature and 'debug_rgn_dependencies ()'.
4321 (debug_rgn_dependencies): New static function.
4322 (init_ready_list): Use it.
4324 * sched-int.h (debug_dependencies): Declare.
4326 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4328 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4330 2007-05-04 Dirk Mueller <dmueller@suse.de>
4332 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4334 2007-05-03 Jan Hubicka <jh@suse.cz>
4336 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4337 for pointer type in more cases than before.
4339 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4341 * tree-object-size.c (plus_expr_object_size): When operand size is
4342 unknown, return unknown.
4344 2007-05-03 Dirk Mueller <dmueller@suse.de>
4346 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4348 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4351 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4353 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4355 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4357 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4359 * config/soft-fp/double.h, config/soft-fp/extended.h,
4360 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4361 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4362 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4363 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4366 2007-05-03 Ian Lance Taylor <iant@google.com>
4368 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4369 MASK_PPC_GFXOPT for 8540 or 8548.
4371 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4373 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4374 vect_print_dump_info() to output debug information.
4376 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4379 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4380 operands of size 2 when operand is not MEM_P.
4382 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4384 PR tree-optimization/30565
4385 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4387 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4389 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4390 (umulsi3_highpart): Use them.
4391 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4392 for final accumulator to D regisster tranfser.
4394 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4396 PR tree-optimization/31699
4397 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4399 (vect_enhance_data_refs_alignment): Compute peel amount using
4400 TYPE_VECTOR_SUBPARTS instead of vf.
4401 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4403 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4406 * system.h: Remove inclusion of double-int.h
4407 * tree.h: Include double-int.h
4408 * gengtype.c: Likewise
4409 * cfgloop.h: Likewise
4410 * Makefile.in: Adjust dependencies on double-int.h
4412 2007-05-02 Eric Christopher <echristo@apple.com>
4414 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4415 -shared to -Zdynamiclib.
4417 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4420 * c-common.c (strip_pointer_or_array_types): New function.
4421 * c-common.h (strip_pointer_or_array_types): New function declaration.
4423 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4425 PR tree-optimization/31771
4426 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4428 2007-05-02 Paul Brook <paul@codesourcery.com>
4430 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4432 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4435 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4438 2007-05-02 Nick Clifton <nickc@redhat.com>
4440 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4442 2007-05-02 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/31146
4445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4446 argument, single_use_p. If we have a single use that is
4447 a conversion to the definition rhs type, propagate that rhs.
4448 (forward_propagate_addr_expr): Pass single_use_p argument
4449 to forward_propagate_addr_expr_1.
4451 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4453 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4456 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4458 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4459 'AMD Family 10 core'.
4461 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4463 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4464 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4465 with SSE3 instruction set support.
4466 * doc/invoke.texi: Likewise.
4468 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4470 * config/i386/i386.c (override_options): Tuning 32-byte loop
4471 alignment for amdfam10 architecture. Increasing the max loop
4472 alignment to 24 bytes.
4474 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4476 * config/m68k/constraints.md: New.
4477 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4478 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4479 EXTRA_CONSTRAINT): Remove.
4480 * config/m68k/m68k.md: Include constraints.md.
4481 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4483 2007-05-01 Ian Lance Taylor <iant@google.com>
4485 PR tree-optimization/31739
4486 * tree-vrp.c (vrp_val_is_max): New static function.
4487 (vrp_val_is_min): New static function.
4488 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4490 (set_value_range): Use vrp_val_is_{max,min}.
4491 (extract_range_from_assert): Likewise.
4492 (extract_range_from_binary_expr): Likewise.
4493 (extract_range_from_unary_expr): Likewise.
4494 (dump_value_range, vrp_meet): Likewise.
4495 (vrp_visit_phi_node): Likewise.
4496 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4498 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4500 * config/i386/gmon-sol2.c (size_t): New type.
4501 (intptr_t): Likewise.
4502 (s_textsize): Declare as size_t.
4504 (monstartup): Use size_t for sizes.
4505 (_mcount): Save and restore registers.
4506 (internal_mcount): Pass 0 as the first argument to monstartup
4508 (moncontrol): Convert pointer to appropriately sized integer
4509 before passing to profil.
4511 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4513 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4514 __NO_FPRS__, not just if _SOFT_DOUBLE.
4515 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4516 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4517 also for E500 double.
4518 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4519 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4522 2007-05-01 Richard Guenther <rguenther@suse.de>
4524 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4527 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4529 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4531 2007-05-01 Jan Hubicka <jh@suse.cz>
4533 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4536 2007-05-01 Jan Hubicka <jh@suse.cz>
4538 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4539 (maybe_fold_offset_to_reference): Declare.
4540 * fold-const.c (fold_unary): Do not fold
4541 (type *)&A into &A->field_of_type_and_offset_0
4542 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4543 size is unknown, give up.
4544 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4546 (maybe_fold_offset_to_reference): New.
4547 (maybe_fold_stmt_indirect): Use it.
4548 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4549 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4551 (gimplify_expr): Likewise for plus_expr.
4553 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4555 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4556 bsi_after_labels. Always insert statements before bsi.
4557 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4558 * predict.c (apply_return_prediction): Check for empty blocks.
4559 * cfgexpand.c (lab_rtx_for_bb): New variable.
4560 (label_rtx_for_bb): Do not create new tree labels.
4561 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4562 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4563 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4565 (label_for_bb): Add field used.
4566 (update_eh_label, main_block_label): Mark the label used.
4567 (cleanup_dead_labels): Remove unused labels.
4569 2007-05-01 Richard Guenther <rguenther@suse.de>
4571 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4572 if it is not about to be set.
4573 (get_value_range): Do not pre-allocate equiv bitmap.
4574 (update_value_range): No need to clear equiv field.
4575 (add_equivalence): Change prototype to get bitmap pointer.
4576 Allocate bitmap here if it is not already.
4577 (extract_range_from_assert): Do not allocate bitmap here.
4578 Update callers to add_equivalence.
4579 (extract_range_from_ssa_name): Likewise.
4580 (get_vr_for_comparison): New static helper.
4581 (compare_name_with_value): Handle NULL equiv bitmap by
4582 peeling the first iteration of the comparison loop.
4583 Use get_vr_for_comparison.
4584 (compare_names): Handle NULL equiv bitmaps by using fake
4585 ones. Use get_vr_for_comparison.
4587 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4589 * double-int.c (mpz_set_double_int): Moved from
4590 tree-ssa-loop-niter.c.
4591 (mpz_get_double_int): Likewise; also, add option to wrap
4592 out-of-range integers.
4593 * double-int.h: New prototypes for above.
4594 * tree.c (get_static_type_bounds): Moved from
4595 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4596 TYPE_MAX_VALUE if they exist..
4597 * tree.h: New prototype for above.
4598 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4599 get_type_bounds calls.
4600 (mpz_set_double_int): Move to double-int.c.
4601 (get_type_bounds): Move to tree.c, rename to
4602 get_static_type_bounds.
4603 (mpz_to_double_int): Move to double-int.c, rename to
4606 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4608 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4609 DIV0 exception can fall through to a normal return.
4611 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4615 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4616 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4617 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4618 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4619 initialize align to silence bogus warning.
4620 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4621 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4623 (struct sra_walk_fns): Remove use_all parameter from use.
4624 (sra_hash_tree): Handle BIT_FIELD_REFs.
4625 (sra_elt_hash): Don't hash bitfld blocks.
4626 (sra_elt_eq): Skip them in parent compares as well. Handle
4628 (sra_walk_expr): Don't maintain or pass down use_all_p.
4629 (scan_use): Remove use_all parameter.
4630 (scalarize_use): Likewise. Re-expand assignment to
4631 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4632 output, and re-scalarize after output. Don't mark anything
4634 (scalarize_ldst): Adjust.
4635 (scalarize_walk_gimple_modify_statement): Likewise.
4636 (build_element_name_1): Handle BIT_FIELD_REFs.
4637 (instantiate_element): Don't warn for any element whose parent
4639 (instantiate_missing_elements_1): Return the sra_elt.
4640 (canon_type_for_field): New.
4641 (try_instantiate_multiple_fields): New.
4642 (instantiate_missing_elemnts): Use them.
4643 (mark_no_warning): Removed.
4644 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4645 (REPLDUP, sra_build_elt_assignment): New.
4646 (generate_copy_inout): Use them.
4647 (generate_element_copy): Likewise. Handle bitfld differences.
4648 (generate_element_zero): Don't recurse for blocks. Use
4649 sra_build_elt_assignment.
4650 (generate_one_element_int): Take elt instead of var. Use
4651 sra_build_elt_assignment.
4652 (generate_element_init_1): Adjust.
4653 (scalarize_use, scalarize_copy): Use REPLDUP.
4654 (scalarize_ldst): Move assert before dereference.
4655 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4657 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4660 * tree.c (reconstruct_complex_type): Reconstruct a reference
4662 Also use the same mode for the pointer as the old pointer type.
4664 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4666 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4669 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4671 PR rtl-optimization/31676
4672 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4673 (df_refs_record): Call it.
4675 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4677 * rtl.def (SS_ABS): New code.
4678 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4679 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4680 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4681 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4682 (bfin_init_builtins): Define them.
4683 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4684 (bfin_expand_builtin): ... and handle the others here.
4685 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4686 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4687 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4688 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4689 operand is only HImode.
4691 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4693 * regclass.c (scan_one_insn): Remove splitting of
4696 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4697 Nigel Stephens <nigel@mips.com>
4699 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4701 2007-04-28 Jan Hubicka <jh@suse.cz>
4703 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4704 insn_locators_alloc instead of insn_locators_initialize;
4705 call reset_block_changes.
4706 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4707 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4708 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4709 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4710 * config/score/score.c (th_output_mi_thunk): Likewise.
4711 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4712 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4713 tolerate uninitialized locator info.
4716 * function.c (init_function_start): Don't init line number info.
4717 (expand_function_end): Update.
4718 (reset_block_changes, record_block_change, finalize_block_changes,
4719 check_block_change, free_block_changes): Kill.
4720 * function.h (reset_block_changes, record_block_change,
4721 finalize_block_changes, check_block_change, free_block_changes): Remove
4723 (struct function): Remove ib_boundaries_block.
4724 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4725 Use curr_insn_locator to initialize locator.
4726 (emit_line_note): Remove.
4727 * cfgexpand.c (expand_gimple_cond_expr): Update.
4728 (construct_exit_block): Likewise.
4729 (tree_expand_cfg): Initialize/finalize locators.
4730 * expr.c (expand_expr_real): Update.
4731 * cfglayout.c (line_locators_locs, line_locators_lines,
4732 file_locators_locs, file_locators_files): Remove.
4733 (set_block_levels): Move to cfgexpand.c.
4734 (insn_locators_initialize): Remove.
4735 (pass_insn_locators_initialize): Remove.
4736 (locations_locators_locs, locations_locators_vals): New static vars.
4737 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4739 (insn_locators_alloc, insn_locators_finalize,
4740 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4742 (locator_location): New.
4743 (locator_line, locator_file): Rewrite.
4744 * rtl.h (emit_line_note): Kill.
4745 (insn_locators_alloc, insn_locators_finalize,
4746 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4748 * tree-inline.c (initialize_cfun): Do not initialize
4749 ib_boundaries_block.
4750 * passes.c (pass_insn_locators_initialize): Remove.
4752 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4754 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4755 info. Update last_basic_block correctly.
4757 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4760 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4761 register itself to hold the offset constant. Tell flow the use
4762 of r4 and r5 when they are used.
4764 2007-04-27 Richard Guenther <rguenther@suse.de>
4766 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4767 if we simplified anything.
4768 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4769 warnings until we did a simplification and the stmt was not
4770 marked as TREE_NO_WARNING.
4772 2007-04-27 Mike Stump <mrs@apple.com>
4774 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4776 2007-04-27 Ian Lance Taylor <iant@google.com>
4779 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4780 TYPE_MAX_VALUE exist, convert them to the new type.
4782 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4784 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4785 if it claims to be available.
4786 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4788 (perform_tree_ssa_dce): Always free postdominators.
4790 2007-04-27 Richard Henderson <rth@redhat.com>
4792 * config/alpha/predicates.md (aligned_memory_operand): Mark
4793 as define_special_predicate.
4794 (unaligned_memory_operand, normal_memory_operand): Likewise.
4795 (reg_or_unaligned_mem_operand): Remove.
4796 (any_memory_operand): Match the documentation and check for
4797 non-renumbered pseudos during reload.
4798 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4799 alpha_secondary_reload_class, update to new interface, make static.
4800 Handle CQImode like HImode. Remove FP subreg check.
4801 (alpha_expand_mov): Use replace_equiv_address.
4802 (alpha_expand_mov_nobwx): Use any_memory_operand.
4803 (TARGET_SECONDARY_RELOAD): New.
4804 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4805 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4806 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4807 * config/alpha/alpha.md: ... here.
4808 (RELOAD12, reloadmode): New.
4810 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4811 Don't handle the aligned case here.
4812 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4813 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4814 reload_inhi_help. Don't expect a scratch register.
4815 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4817 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4819 2007-04-27 Richard Guenther <rguenther@suse.de>
4821 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4823 2007-04-27 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/30965
4826 PR tree-optimization/30978
4827 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4828 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4829 (find_equivalent_equality_comparison): Likewise.
4830 (simplify_cond): Likewise.
4831 (get_prop_source_stmt): New helper.
4832 (get_prop_dest_stmt): Likewise.
4833 (can_propagate_from): Likewise.
4834 (remove_prop_source_from_use): Likewise.
4835 (combine_cond_expr_cond): Likewise.
4836 (forward_propagate_comparison): New function.
4837 (forward_propagate_into_cond): Rewrite to use fold for
4839 (tree_ssa_forward_propagate_single_use_vars): Call
4840 forward_propagate_comparison to propagate comparisons.
4842 2007-04-27 Richard Guenther <rguenther@suse.de>
4844 PR tree-optimization/31715
4845 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4846 sure to do computation on the offset in an appropriate
4849 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4851 * reload.h (elimination_target_reg_p): Declare.
4852 * reload.c (find_reloads): Don't apply the reg_rtx move
4853 optimization if the SET_DEST satisfies elimination_target_reg_p.
4854 * reload1.c (elimination_target_reg_p): New function.
4855 (gen_reload): In the move/add2 fallback, make sure that op0
4856 does not overlap the destination register.
4858 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4860 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4861 transform only GIMPLE_MODIFY_STMTs.
4862 * tree-complex.c (expand_complex_operations_1): Ditto.
4863 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4864 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4865 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4867 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4868 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4869 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4870 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4871 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4872 slpeel_add_loop_guard): Ditto.
4873 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4874 * lambda-code.c (perfect_nestify): Ditto.
4875 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4876 before the first statement.
4877 * tree-optimize.c (execute_free_datastructures): Fix comments.
4878 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4879 * tree-flow.h (disband_implicit_edges): Declaration removed.
4880 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4882 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4884 (disband_implicit_edges, has_label_p): Removed.
4885 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4886 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4888 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4890 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4891 also for COND_EXPRs.
4892 * cfgexpand.c (label_rtx_for_bb): New function.
4893 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4894 Use label_rtx_for_bb to find the labels.
4895 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4896 last block. Detect fallthru edges.
4898 2007-04-26 Ian Lance Taylor <iant@google.com>
4901 * reload.c (find_reloads_subreg_address): If the address was valid
4902 in the original mode but not in the new mode, reload the whole
4905 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4907 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4908 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4909 (cleanup_control_expr_graph): Do not invalidate dominance info.
4910 Record altered blocks.
4911 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4912 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4913 cleanup_tree_cfg_bb): New functions.
4914 (remove_forwarder_block): Do not maintain the worklist of blocks.
4915 Record altered blocks.
4916 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4918 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4919 delete_unreachable_blocks if dominators are not available.
4920 * tree-inline.c (optimize_inline_calls): Free dominance information
4922 * tree-flow.h (remove_edge_and_dominated_blocks,
4923 cfgcleanup_altered_bbs): Altered.
4924 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4926 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4928 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4929 do not invalidate dominators.
4931 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4933 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4934 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4938 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4940 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4942 2007-04-26 Richard Guenther <rguenther@suse.de>
4944 PR tree-optimization/31703
4945 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4946 the right type for the target of the bittest.
4948 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4950 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4951 ix86_sol10_return_in_memory.
4953 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4955 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4958 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4961 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4963 PR tree-optimization/30558
4964 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4965 clear this_state.prev_try.
4967 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4968 Mark Mitchell <mark@codesourcery.com>
4970 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4971 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4972 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4974 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4977 * doc/invoke.texi (%:print-asm-header): Document.
4978 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4980 (static_spec_functions): Add print-asm-header.
4981 (main): Print a banner before the --target-help linker options.
4982 (print_asm_header_spec_function): New function.
4984 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4987 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4988 (movsf_ie): Likewise.
4990 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4992 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4994 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4996 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4998 (__umodsi3, __modsi3): Likewise.
5000 2007-04-25 Dirk Mueller <dmueller@suse.de>
5002 * c-typeck.c (build_compound_expr): Annotate warning()
5003 call with OPT_Wunused_value.
5004 * tree-ssa.c (warn_uninit): Annotate warning with
5006 * c-common.c (handle_sentinel_attribute): Annotate warning
5007 call with OPT_Wattributes.
5009 2007-04-25 Thiemo Seufer <ths@mips.com>
5011 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5013 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5014 on to the assembler. Improve handling of -mno-mips16. Add handling
5015 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5016 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5017 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5018 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5020 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5023 * config/i386/winnt.c (i386_pe_file_end): Strip only
5024 USER_LABEL_PREFIX when writing export name.
5026 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5028 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5029 sh/elf.h, vx-common.h and vxworks.h.
5030 * config/sh/sh.h: Include config/vxworks-dummy.h.
5031 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5032 (OVERRIDE_OPTIONS): Use it.
5033 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5034 (vxworks_picreg): New pattern.
5035 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5036 VXWORKS_OS_CPP_BUILTINS.
5037 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5038 to their VXWORKS_* equivalents.
5039 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5040 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5041 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5042 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5043 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5044 -mrtp/-fPIC multilibs.
5045 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5046 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5047 (MULTILIB_OSDIRNAMES): Delete.
5049 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5052 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5054 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5056 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5057 rounding mode to be specified by the caller.
5058 (real_to_mpfr) Likewise.
5059 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5060 include new arguments.
5061 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5063 2007-04-24 Ian Lance Taylor <iant@google.com>
5065 PR tree-optimization/31605
5066 * tree-vrp.c (set_value_range): Check that min and max are not
5067 both overflow infinities.
5068 (set_value_range_to_value): New static function.
5069 (extract_range_from_binary_expr): Call set_value_range_to_value.
5070 (extract_range_from_cond_expr): Likewise.
5071 (extract_range_from_expr): Likewise.
5072 (extract_range_from_unary_expr): Likewise. Don't create a range
5073 which overflows on both sides.
5074 (vrp_meet): Check for a useless range.
5075 (vrp_visit_phi_node): If we see a constant which looks like an
5076 overflow infinity, turn off the TREE_OVERFLOW flag.
5078 2007-04-24 Ian Lance Taylor <iant@google.com>
5080 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5082 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5085 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5086 diagnostic message is being built.
5087 * tree-pretty-print.c (dump_generic_node): Only write the
5088 formatted text into BUFFER's stream if we are not building a
5090 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5092 * Makefile.in (toplev.o): Depend on tree-pass.h.
5094 2007-04-24 Ian Lance Taylor <iant@google.com>
5096 PR tree-optimization/31602
5097 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5098 conditionals in the copied loop header.
5099 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5100 warnings if TREE_NO_WARNING is set.
5101 * doc/invoke.texi (Warning Options): Clarify that
5102 -Wstrict-overflow does not warn about loops.
5104 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5106 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5107 expand on the comment about _Decimal128 arguments and check the
5108 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5109 that _Decimal128 argument uses even/odd register pair.
5110 (function_arg): Ditto.
5112 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5114 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5115 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5117 2007-04-24 Richard Guenther <rguenther@suse.de>
5118 Olga Golovanevsky <olga@il.ibm.com>
5120 * fold-const.c (multiple_of_p): Check for bottom
5123 2007-04-24 Richard Henderson <rth@redhat.com>
5125 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5126 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5127 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5128 looking for non-zero bits shifted out. Avoid a recursive call
5129 when constructing the scalar.
5130 (__floatundisf): Likewise.
5132 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5134 * dwarf2out.c (field_byte_offset): Move the existing logic
5135 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5136 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5138 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5141 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5142 argument of 0 for memset.
5143 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5144 unsigned shift instead of the signed variant.
5146 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5148 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5149 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5150 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5151 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5152 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5153 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5154 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5155 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5156 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5157 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5158 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5159 "mul<mode>3", "div<mode>3"): Insn definitions added.
5160 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5161 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5162 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5163 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5164 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5165 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5166 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5167 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5168 TARGET_FLOAT_FORMAT): Macro definitions removed.
5169 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5170 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5171 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5172 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5173 (s390_gen_rtx_const_DI): Function removed.
5174 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5176 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5178 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5179 over an external ffs function.
5181 2007-04-24 Chao-ying Fu <fu@mips.com>
5182 Richard Sandiford <richard@nildram.co.uk>
5184 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5185 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5186 (smadd_widen_optab, umadd_widen_optab): Define.
5187 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5189 * genopinit.c (optabs): Fill in smadd_widen_optab and
5191 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5192 and umadd_widen_optab to implement multiply-add sequences.
5193 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5194 (<u>maddsidi4): ...this. Extend condition to include
5195 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5196 of operand 0 to "ka" and use the three-operand form of madd<u>
5198 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5200 * config/mips/constraints.md (ka): New register constraint.
5202 2007-04-24 Jan Hubicka <j@suse.cz>
5206 2007-04-23 Jan Hubicka <jh@suse.cz>
5207 * function.c (init_function_start): Don't init line number info.
5208 (expand_function_end): Update.
5209 (reset_block_changes, record_block_change, finalize_block_changes,
5210 check_block_change, free_block_changes): Kill.
5211 * function.h (reset_block_changes, record_block_change,
5212 finalize_block_changes, check_block_change, free_block_changes): Remove
5214 (struct function): Remove ib_boundaries_block.
5215 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5216 Use curr_insn_locator to initialize locator.
5217 (emit_line_note): Remove.
5218 * cfgexpand.c (expand_gimple_cond_expr): Update.
5219 (construct_exit_block): Likewise.
5220 (tree_expand_cfg): Initialize/finalize locators.
5221 * expr.c (expand_expr_real): Update.
5222 * cfglayout.c (line_locators_locs, line_locators_lines,
5223 file_locators_locs, file_locators_files): Remove.
5224 (set_block_levels): Move to cfgexpand.c.
5225 (insn_locators_initialize): Remove.
5226 (pass_insn_locators_initialize): Remove.
5227 (locations_locators_locs, locations_locators_vals): New static vars.
5228 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5230 (insn_locators_alloc, insn_locators_finalize,
5231 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5233 (locator_location): New.
5234 (locator_line, locator_file): Rewrite.
5235 * rtl.h (emit_line_note): Kill.
5236 (insn_locators_alloc, insn_locators_finalize,
5237 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5239 * tree-inline.c (initialize_cfun): Do not initialize
5240 ib_boundaries_block.
5241 * passes.c (pass_insn_locators_initialize): Remove.
5243 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5245 * doc/invoke.texi: Removed leading '-' from option index entries.
5247 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5249 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5251 (create_phi_node): Use set_phi_nodes.
5252 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5253 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5254 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5255 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5256 (bsi_start, bsi_last): Use bb_stmt_list.
5257 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5258 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5259 Traverse the statements using tsi iterator.
5260 * basic-block.h (struct basic_block_def): Fields stmt_list
5261 and phi_nodes moved to ...
5262 (struct tree_bb_info): ... new structure.
5263 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5264 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5265 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5266 (tree_verify_flow_info): Verify that il.tree is not set for
5267 entry and exit block.
5268 (tree_split_block): Use set_bb_stmt_list.
5270 2007-04-23 Mike Stump <mrs@apple.com>
5272 * config/i386/i386.c (ix86_tune_features
5273 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5276 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5278 * config/i386/i386.md (prefix_extra): New attribute.
5279 (length): Add prefix_extra.
5281 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5282 (sse2_movntv2di): Likewise.
5283 (sse2_cvtps2dq): Likewise.
5284 (sse2_cvtpd2pi): Likewise.
5285 (sse2_cvttpd2pi): Likewise.
5286 (*sse2_cvtpd2ps): Likewise.
5287 (*add<mode>3): Likewise.
5288 (sse2_ssadd<mode>3): Likewise.
5289 (sse2_usadd<mode>3): Likewise.
5290 (*sub<mode>3): Likewise.
5291 (sse2_sssub<mode>3): Likewise.
5292 (sse2_ussub<mode>3): Likewise.
5293 (*mulv8hi3): Likewise.
5294 (*smulv8hi3_highpart): Likewise.
5295 (*umulv8hi3_highpart): Likewise.
5296 (sse2_umulv2siv2di3): Likewise.
5297 (sse2_pmaddwd): Likewise.
5298 (ashr<mode>3): Likewise.
5299 (lshr<mode>3): Likewise.
5300 (ashl<mode>3): Likewise.
5301 (sse2_ashlti3): Likewise.
5302 (sse2_lshrti3): Likewise.
5303 (*umaxv16qi3): Likewise.
5304 (*smaxv8hi3): Likewise.
5305 (*uminv16qi3): Likewise.
5306 (*sminv8hi3): Likewise.
5307 (sse2_eq<mode>3): Likewise.
5308 (sse2_gt<mode>3): Likewise.
5309 (*and<mode>3): Likewise.
5310 (sse2_nand<mode>3): Likewise.
5311 (*ior<mode>3): Likewise.
5312 (*xor<mode>3): Likewise.
5313 (sse2_packsswb): Likewise.
5314 (sse2_packssdw): Likewise.
5315 (sse2_packuswb): Likewise.
5316 (sse2_punpckhbw): Likewise.
5317 (sse2_punpcklbw): Likewise.
5318 (sse2_punpckhwd): Likewise.
5319 (sse2_punpcklwd): Likewise.
5320 (sse2_punpckhdq): Likewise.
5321 (sse2_punpckldq): Likewise.
5322 (sse2_punpckhqdq): Likewise.
5323 (sse2_punpcklqdq): Likewise.
5324 (*sse2_pinsrw): Likewise.
5325 (*sse2_pextrw): Likewise.
5326 (sse2_pshufd_1): Likewise.
5327 (sse2_uavgv16qi3): Likewise.
5328 (sse2_uavgv8hi3): Likewise.
5329 (sse2_psadbw): Likewise.
5330 (sse2_pmovmskb): Likewise.
5331 (*sse2_maskmovdqu): Likewise.
5332 (*sse2_maskmovdqu_rex64): Likewise.
5333 (sse4a_extrqi): Likewise.
5334 (sse4a_extrq): Likewise.
5335 (sse3_lddqu): Set prefix_rep.
5336 (sse3_addsubv4sf3): Likewise.
5337 (sse3_haddv4sf3): Likewise.
5338 (sse3_hsubv4sf3): Likewise.
5339 (sse_cvtss2si): Likewise.
5340 (sse_cvtss2si_2): Likewise.
5341 (sse_cvtss2siq): Likewise.
5342 (sse_cvtss2siq_2): Likewise.
5343 (sse_cvttss2si): Likewise.
5344 (sse_cvttss2siq): Likewise.
5345 (sse2_cvttps2dq): Likewise.
5346 (sse3_movshdup): Likewise.
5347 (sse3_movsldup): Likewise.
5348 (sse2_cvtsd2si): Likewise.
5349 (sse2_cvtsd2si_2): Likewise.
5350 (sse2_cvtsd2siq): Likewise.
5351 (sse2_cvtsd2siq_2): Likewise.
5352 (sse2_cvttsd2si): Likewise.
5353 (sse2_cvttsd2siq): Likewise.
5354 (*sse2_cvtpd2dq): Likewise.
5355 (*sse2_cvttpd2dq): Likewise.
5356 (sse2_pshuflw_1): Likewise.
5357 (sse2_pshufhw_1): Likewise.
5358 (sse4a_insertqi): Likewise.
5359 (sse4a_insertq): Likewise.
5360 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5361 (ssse3_phadddv4si3): Likewise.
5362 (ssse3_phaddswv8hi3): Likewise.
5363 (ssse3_phsubwv8hi3): Likewise.
5364 (ssse3_phsubdv4si3): Likewise.
5365 (ssse3_phsubswv8hi3): Likewise.
5366 (ssse3_pmaddubswv8hi3): Likewise.
5367 (ssse3_pmulhrswv8hi3): Likewise.
5368 (ssse3_pshufbv16qi3): Likewise.
5369 (ssse3_psign<mode>3): Likewise.
5370 (ssse3_palignrti): Likewise.
5371 (abs<mode>2): Likewise.
5372 (ssse3_phaddwv4hi3): Set prefix_extra.
5373 (ssse3_phadddv2si3): Likewise.
5374 (ssse3_phaddswv4hi3): Likewise.
5375 (ssse3_phsubwv4hi3): Likewise.
5376 (ssse3_phsubdv2si3): Likewise.
5377 (ssse3_phsubswv4hi3): Likewise.
5378 (ssse3_pmaddubswv4hi3): Likewise.
5379 (ssse3_pmulhrswv4hi3): Likewise.
5380 (ssse3_pshufbv8qi3): Likewise.
5381 (ssse3_psign<mode>3): Likewise.
5382 (ssse3_palignrdi): Likewise.
5383 (abs<mode>2): Likewise.
5384 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5385 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5386 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5388 2007-04-23 Nick Clifton <nickc@redhat.com>
5390 * params.def: Fix formatting of emacs local variables.
5392 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5394 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5395 move if inter-unit move isn't allowed.
5396 Don't split moving the first element of V2DI to DI to inter-unit
5397 move if inter-unit move isn't allowed.
5399 2007-04-23 Richard Guenther <rguenther@suse.de>
5401 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5402 and CDI_POST_DOMINATORS separately.
5404 2007-04-23 Nick Clifton <nickc@redhat.com>
5406 * c.opt (Wformat-contains-nul): Add warning attribute.
5408 2007-04-23 Jan Hubicka <jh@suse.cz>
5410 * function.c (init_function_start): Don't init line number info.
5411 (expand_function_end): Update.
5412 (reset_block_changes, record_block_change, finalize_block_changes,
5413 check_block_change, free_block_changes): Kill.
5414 * function.h (reset_block_changes, record_block_change,
5415 finalize_block_changes, check_block_change, free_block_changes): Remove
5417 (struct function): Remove ib_boundaries_block.
5418 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5419 Use curr_insn_locator to initialize locator.
5420 (emit_line_note): Remove.
5421 * cfgexpand.c (expand_gimple_cond_expr): Update.
5422 (construct_exit_block): Likewise.
5423 (tree_expand_cfg): Initialize/finalize locators.
5424 * expr.c (expand_expr_real): Update.
5425 * cfglayout.c (line_locators_locs, line_locators_lines,
5426 file_locators_locs, file_locators_files): Remove.
5427 (set_block_levels): Move to cfgexpand.c.
5428 (insn_locators_initialize): Remove.
5429 (pass_insn_locators_initialize): Remove.
5430 (locations_locators_locs, locations_locators_vals): New static vars.
5431 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5433 (insn_locators_alloc, insn_locators_finalize,
5434 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5436 (locator_location): New.
5437 (locator_line, locator_file): Rewrite.
5438 * rtl.h (emit_line_note): Kill.
5439 (insn_locators_alloc, insn_locators_finalize,
5440 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5442 * tree-inline.c (initialize_cfun): Do not initialize
5443 ib_boundaries_block.
5444 * passes.c (pass_insn_locators_initialize): Remove.
5446 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5449 * expr.c (reduce_to_bit_field_precision): Handle
5452 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5454 PR tree-optimization/24659
5455 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5456 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5457 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5458 * genopinit.c (optabs): Rename vec_pack_mod_optab
5459 to vec_pack_trunc_optab.
5460 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5461 early for scalar floating point operands for NOP_EXPR.
5462 (vectorizable_type_promotion): Ditto.
5463 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5464 vec_pack_trunc_optab.
5465 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5467 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5468 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5469 Rename from VEC_PACK_MOD_EXPR.
5470 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5471 * expr.c (expand_expr_real_1): Ditto.
5472 * tree-inline.c (estimate_num_insns_1): Ditto.
5473 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5475 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5476 (vec_unpacks_lo_v4sf): Ditto.
5477 (vec_pack_trunc_v2df): Ditto.
5478 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5479 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5480 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5482 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5484 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5486 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5487 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5488 packing of floating point operands.
5489 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5490 represent unpacking of floating point operands.
5491 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5492 [vec_unpacks_hi]: Ditto.
5493 [vec_unpacks_lo]: Ditto.
5495 2007-04-22 Jan Hubicka <jh@suse.cz>
5497 * final.c (rest_of_handle_final): Call
5498 targetm.asm_out.constructor/targetm.asm_out.destructor
5499 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5500 proper priority via decl_*_priority_insert.
5501 * c-common.c (c_expand_body): Likewise.
5503 2007-04-22 Richard Guenther <rguenther@suse.de>
5505 PR tree-optimization/29789
5506 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5507 (rewrite_reciprocal): New helper split out from
5508 determine_invariantness_stmt.
5509 (rewrite_bittest): Likewise.
5510 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5511 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5514 2007-04-22 Revital Eres <eres@il.ibm.com>
5516 * loop-unroll.c (var_to_expand): New field to support also
5517 insns of the form x = something + x.
5518 (analyze_insn_to_expand_var): Use it.
5519 (expand_var_during_unrolling): Likewise.
5521 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5523 * predict.c: Include pointer-set.h.
5524 (bb_predictions): New variable.
5525 (tree_predicted_by_p, tree_predict_edge,
5526 remove_predictions_associated_with_edge): Use bb_predictions map
5527 instead of bb->predictions.
5528 (clear_bb_predictions, assert_is_empty): New functions.
5529 (combine_predictions_for_bb): Use bb_predictions map. Call
5530 clear_bb_predictions.
5531 (tree_estimate_probability): Create and free bb_predictions map.
5532 * Makefile.in (predict.o): Add pointer-set.h dependency.
5533 * basic-block.h (struct basic_block_def): Remove predictions
5535 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5537 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5540 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5543 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5545 * timevar.c (timevar_print): Change reference of --disable-checking to
5546 --enable-checking=release. Also warn if assert checking is disabled.
5548 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5551 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5552 decl as addressable if the compound literal was marked as
5554 Mark the decl as a gimple register if it is a complex or
5555 vector decl and does not live in memory.
5557 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5559 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5560 (GENERIC_NEXT): New function macro.
5561 (PHI_CHAIN): Use phi_node's new chain variable.
5562 (tree_phi_node): Change tree_common to tree_base
5563 and add the chain field.
5564 * tree-phinodes.c (make_phi_node): Don't set
5565 TREE_TYPE on the new node.
5566 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5567 instead of checking GIMPLE_TUPLE_P in chain_next.
5568 * tree-vect-transform.c
5569 (get_initial_def_for_induction): Look at
5570 PHI_RESULT_TREE for the type of the phi node.
5571 (update_vuses_to_preheader): Use PHI_CHAIN
5572 instead of TREE_CHAIN on the phi node.
5573 * tree-ssa-structalias.c (compute_points_to_sets):
5575 (ipa_pta_execute): Likewise.
5577 2007-04-21 Richard Guenther <rguenther@suse.de>
5580 * fold-const.c (fold_unary): Call fold_convert_const on the
5583 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5585 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5586 (store_killed_in_pat): New.
5588 2007-04-20 Richard Henderson <rth@redhat.com>
5591 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5592 TREE_LIST with a void_type_node value, not void_list_node exactly.
5594 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5596 * doc/standards.texi: Re-arrange into language-specific
5597 subsections. Add a C++ section, documenting which standards we
5600 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5602 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5603 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5605 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5607 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5608 ecrti.o and crtbegin.o.
5609 (LIB_DEFAULT_SPEC): Include -lc.
5610 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5612 2007-04-20 Richard Henderson <rth@redhat.com>
5615 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5616 argument; update all callers.
5617 (get_unaligned_offset): New.
5618 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5619 get_unaligned_address, just pass on the address directly.
5620 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5621 the subreg in the helper patterns.
5622 (unaligned_extendqidi_le): Use get_unaligned_offset.
5623 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5624 (unaligned_extendhidi_be): Likewise.
5625 (unaligned_extendhidi): Tidy.
5626 * config/alpha/alpha-protos.h: Update.
5628 2007-04-20 Richard Henderson <rth@redhat.com>
5630 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5631 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5632 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5633 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5634 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5635 (CPP_SPEC): Don't include %(cpp_subtarget).
5636 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5637 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5638 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5640 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5642 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5643 for __builtin_ia32_cmpordss.
5645 PR tree-optimization/31632
5646 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5647 and arg1 for optimizations of comparison against min/max values.
5648 Fold arg0 to arg1's type for optimizations of comparison against
5649 min+1 and max-1 values.
5651 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5653 * reload.c (combine_reloads): When trying to use a dying register,
5654 check whether it's uninitialized and don't use if so.
5656 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5658 * fold-const.c: Remove prototypes for native_encode_expr and
5659 native_interpret_expr.
5660 (native_encode_expr): Make non-static.
5661 (native_interpret_expr): Likewise.
5662 * tree.h: Add prototypes for the above.
5664 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5666 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5667 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5668 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5669 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5670 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5671 Add length attributes.
5673 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5675 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5678 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5679 __STDC_WANT_DEC_FP__.
5681 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5683 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5684 for long double compatibility.
5685 * configure: Regenerate.
5687 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5689 PR rtl-optimization/29841
5690 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5692 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5693 that may cause control flow transfer from being moved.
5695 2007-04-18 Jan Hubicka <jh@suse.cz>
5697 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5700 2007-04-18 Eric Christopher <echristo@apple.com>
5702 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5703 only. Update operands.
5704 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5705 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5706 link register to pic register.
5708 2007-04-18 Dirk Mueller <dmueller@suse.de>
5711 * tree-vrp.c (search_for_addr_array): New.
5712 (check_array_bounds): Suppress warning about
5713 address taken of array refs if its not de-referenced.
5715 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5717 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5718 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5720 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5721 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5722 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5724 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5726 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5728 (vect_analyze_scalar_cycles): Fix indentation.
5729 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5730 (vect_mark_relevant): Include phis in relevance analysis.
5732 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5734 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5736 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5737 output_operand_lossage().
5739 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5741 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5742 the unused code for reduction without adjust-in-epilog to simplify the
5745 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5747 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5748 (S390_TDC_NEGATIVE_ZERO): New constant.
5749 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5750 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5751 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5752 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5753 (S390_TDC_POSITIVE_INFINITY): New constant.
5754 (S390_TDC_NEGATIVE_INFINITY): New constant.
5755 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5756 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5757 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5758 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5759 (S390_TDC_INFINITY): New constant.
5760 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5761 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5762 optimization for UNSPEC_CCZ_TO_INT.
5763 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5764 ("*ccz_to_int"): New insn.
5765 ("isinf<mode>2"): New insn.
5766 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5767 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5768 (UNSPEC_CCZ_TO_INT): New constant.
5770 2007-04-18 Richard Guenther <rguenther@suse.de>
5772 PR tree-optimization/19431
5773 PR tree-optimization/21463
5774 * tree-pass.h (pass_phiprop): Declare.
5775 * passes.c (init_optimization_passes): New phiprop pass.
5776 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5777 (phivn_valid_p): New helper function.
5778 (phiprop_insert_phi): Likewise.
5779 (propagate_with_phi): Likewise.
5780 (tree_ssa_phiprop): New propagator propagating loads
5781 through phi nodes if profitable.
5783 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5785 * tree-vect-analyze.c (process_use): New function.
5786 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5787 Check phis in all bbs.
5788 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5791 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5793 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5796 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5799 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5802 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5804 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5806 (sse_vmmulv4sf3): Likewise.
5807 (sse2_vmaddv2df3): Likewise.
5808 (sse2_vmmulv2df3): Likewise.
5810 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5812 PR rtl-optimization/31360
5813 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5814 (target_reg_cost): New.
5815 (init_set_costs): Initialize target_reg_cost. Add comments
5816 regarding the rationale of the costs.
5817 (global_cost_for_size): Renamed to...
5818 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5819 of register pressure.
5820 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5821 estimate_reg_pressure_cost. Add number of ivs.
5822 (determine_set_costs): Dump target_reg_cost.
5823 * loop-invariant.c (gain_for_invariant): Use
5824 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5825 (best_gain_for_invariant, find_invariants_to_move): Remove
5827 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5828 (target_reg_cost): Declare.
5829 (global_cost_for_size): Declaration removed.
5830 (estimate_reg_pressure_cost): Declare.
5832 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5834 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5835 regnos into even/odd register pairs.
5836 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5837 TDmode similar to the other floating point modes.
5838 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5839 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5841 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5842 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5843 (movdd_hardfloat64): Use TARGET_MFPGPR.
5845 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5847 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5850 2005-01-05 Richard Henderson <rth@redhat.com>
5852 * reload1.c (do_input_reload): Restrict the optimization deleteing
5853 a previous output reload to RELOAD_FOR_INPUT.
5855 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5857 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5858 induc_vec_info_type.
5859 (vectorizable_induction): New function declaration.
5860 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5861 check if already vectorized. Find first place in BB where new stmts
5862 can be inserted. Takes only one argument.
5863 (vectorizable_induction): New function.
5864 (vect_transform_stmt): Add case for induc_vec_info_type to call
5865 vectorizable_induction.
5866 (vect_transform_loop): Consider phis for vectorization.
5867 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5869 (analyze_operations): Call vectorizable_induction when analyzing phis.
5871 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5872 (vect_mark_relevant): Include phis in relevance analysis.
5873 (vect_mark_stmts_to_be_vectorize): Likewise.
5874 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5876 2007-04-16 Lawrence Crowl <crowl@google.com>
5878 * doc/invoke.texi (Debugging Options): Add documentation for the
5879 -femit-struct-debug options -femit-struct-debug-baseonly,
5880 -femit-struct-debug-reduced, and
5881 -femit-struct-debug-detailed[=...].
5883 * c-opts.c (c_common_handle_option): Add
5884 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5885 and OPT_femit_struct_debug_detailed_.
5886 * c.opt: Add specifications for
5887 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5888 and -femit-struct-debug-detailed[=...].
5889 * opts.c (set_struct_debug_option): Parse the
5890 -femit-struct-debug-... options.
5891 * opts.c (matches_main_base, main_input_basename,
5892 main_input_baselength, base_of_path, matches_main_base): Add
5893 variables and functions to compare header base name to compilation
5895 * opts.c (should_emit_struct_debug): Add to determine to emit a
5896 structure based on the option.
5897 (dump_struct_debug) Also disabled function to debug this
5899 * opts.c (handle_options): Save the base name of the
5902 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5903 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5904 This hook indicates if a type is generic. Set it by default
5906 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5907 to determine if a struct type is generic or not.
5908 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5909 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5910 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5913 * flags.h (enum debug_info_usage): Add an enumeration to describe
5914 a program's use of a structure type.
5915 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5916 to indicate the program's usage of the type. Filter structs based
5917 on the -femit-struct-debug-... specification.
5918 (gen_type_die): Split into two routines, gen_type_die and
5919 gen_type_die_with_usage. gen_type_die is now a wrapper
5920 that assumes direct usage.
5921 (gen_type_die_with_usage): Replace calls to gen_type_die
5922 with gen_type_die_with_usage adding the program usage of
5923 the referenced type.
5924 (dwarf2out_imported_module_or_decl): Suppress struct debug
5925 information using should_emit_struct_debug when appropriate.
5927 2007-04-16 Ian Lance Taylor <iant@google.com>
5929 PR tree-optimization/31522
5930 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5931 (vrp_initialize): Allocate vr_phi_edge_counts.
5932 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5933 executable edge. Drop test for all constants.
5934 (vrp_finalize): Free vrp_phi_edge_counts.
5936 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5937 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5939 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5940 predecessors at head rather than tail.
5942 2007-04-16 Matthias Klose <doko@debian.org>
5944 * config/alpha/linux.h (CPP_SPEC): Define.
5945 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5947 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5949 * function.h: Remove sequence_stack extern declaration.
5951 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5953 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5955 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5958 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5960 * config/avr/avr.c (avr_arch_types): Rearranging array.
5961 (enum avr_arch): Add.
5962 (avr_mcu_types): Use avr_arch enumeration constants instead of
5964 * config/avr/avr.h (LINK_SPEC): Simplify.
5966 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5968 * config/m68k/m68k.c (m68k_libcall_value,
5969 m68k_function_value): Use macros for register names more.
5971 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5973 (M68K_REGNAME): Use A6_REG.
5974 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5976 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5979 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5980 'pending_read_list_length' and 'pending_write_list_length'. Update
5982 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5983 to handle two length counters instead of one. Update all uses.
5984 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5985 two length counters instead of one.
5986 * sched-rgn.c (propagate_deps): Update to handle two length counters
5989 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5992 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5993 copy of source, pass it to ix86_expand_vector_set and return
5996 2007-04-16 David Ung <davidu@mips.com>
5997 Joseph Myers <joseph@codesourcery.com>
5999 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6000 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6001 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6002 Add 74K processor information.
6003 * config/mips/mips.md: Include 74k.md.
6004 (cpu): Add 74kc,74kf,74kx.
6005 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6006 * config/mips/74k.md: New.
6007 * doc/invoke.texi (MIPS Options): Document 74K support.
6009 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6011 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6012 vectorizable_* functions.
6013 * tree-vect-transform.c (vectorizable_call): Add check for
6014 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6015 (vectorizable_store): likewise.
6016 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6018 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6019 (vectorizable_type_promotion, vectorizable_load): Likewise.
6020 (vectorizable_live_operation, vectorizable_condition): Likewise.
6021 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6023 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6025 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6027 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6028 register numbers more.
6029 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6030 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6031 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6032 FUNCTION_VALUE_REGNO_P): Likewise.
6033 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6034 STATIC_CHAIN_REGNUM): Likewise.
6035 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6036 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6037 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6038 * config/m68k/m68k.md (FP_REG): New.
6040 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6042 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6045 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6047 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6048 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6051 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6053 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6056 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6059 * c-decl.c (finish_decl): Grab the type of the decl after the call
6060 to store_init_value.
6062 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6064 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6066 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6069 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6070 post dominators and cleanup cfg before returning.
6072 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6074 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6075 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6077 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6079 * config.gcc: Recognize fido.
6080 * config/m68k/m68k-devices.def (fidoa): New.
6081 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6083 (FL_FIDOA, TARGET_FIDOA): New.
6084 * config/m68k/m68k.opt (mfidoa): New.
6086 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6089 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6090 when a personality function is used.
6092 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6094 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6096 2007-04-13 Mike Stump <mrs@apple.com>
6098 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6100 * config/darwin.opt (fapple-kext): Make C++ only.
6101 * config/darwin.c (darwin_override_options): Remove code to ensure
6102 -fapple-kext is given for C++ only.
6104 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6106 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6107 * config/mips/mips.c (override_options): Call
6108 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6110 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6112 * config/i386/i386.opt (msvr3-shlib): Removed.
6114 * doc/invoke.texi: Remove -msvr3-shlib.
6116 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6118 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6119 with "popcnt" instruction.
6121 2007-04-13 Richard Guenther <rguenther@suse.de>
6123 PR tree-optimization/21258
6124 * tree-vrp.c (compare_case_labels): New helper.
6125 (find_switch_asserts): New function.
6126 (find_assert_locations): Call it for SWITCH_EXPRs.
6128 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6130 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6131 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6132 check is now implied in X87_FLOAT_MODE_P.
6133 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6134 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6135 (fix_trunc<mode>_i386_fisttp): Ditto.
6136 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6137 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6138 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6139 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6140 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6141 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6142 (unnamed_splitters): Ditto.
6143 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6144 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6145 FIRST_SSE_REG for local functions when SSE math is enabled or
6146 for functions with sseregparm attribute.
6147 (standard_80387_constant_p): Return -1 if mode is not
6149 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6150 (ix86_expand_compare): Ditto.
6151 (ix86_expand_carry_flag_compare): Ditto.
6152 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6153 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6154 DECIMAL_FLOAT_MODE_P.
6155 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6156 of SCALAR_FLOAT_MODE_P.
6157 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6158 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6159 checks before FLOAT_MODE_P.
6160 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6161 before FLOAT_MODE_P.
6166 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6168 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6169 Charles Wilson <libtool@cwilson.fastmail.fm>
6171 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6172 (libgcc.mvars): Don't depend on them.
6173 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6174 * exec-tool.in: New.
6176 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6178 * doc/invoke.text (--help): Document --help=common.
6180 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6182 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6186 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6187 * genemit.c (main): Emit #include "integrate.h".
6188 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6189 (LOADGP_RTP): New mips_loadgp_style.
6190 * config/mips/mips.h: Include config/vxworks-dummy.h.
6191 (TARGET_RTP_PIC): New macro.
6192 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6193 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6194 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6196 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6197 -mvxworks-pic when using -mrtp and a PIC option.
6198 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6200 (mips_symbolic_constant_p, mips_symbolic_address_p)
6201 (mips_symbol_insns): Handle SYMBOL_HALF.
6202 (override_options): Warn about -G and -mrtp being used together.
6203 Initialize mips_lo_relocs[SYMBOL_HALF].
6204 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6205 (mips_emit_loadgp): Handle LOADGP_RTP.
6206 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6207 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6208 (tablejump): Handle function-relative case table entries if
6210 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6212 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6214 * config/mips/mips.md (load_call<mode>): Allow any general register.
6216 (sibcall_value_internal, sibcall_value_multiple_internal)
6217 (call_value_internal, call_value_split, call_value_multiple_internal)
6218 (call_value_multiple_split): Remove constraints from operand 0.
6220 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6222 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6223 rather than loadgp_noshared.
6224 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6225 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6227 * config/mips/mips.md (loadgp): Rename to...
6228 (loadgp_newabi): ...this.
6229 (loadgp_noshared): Rename to...
6230 (loadgp_absolute): ...this.
6232 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6234 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6235 false for locally-binding symbols.
6236 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6238 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6240 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6241 (SYMBOL_GOT_PAGE_OFST): ...this.
6242 (SYMBOL_GOT_GLOBAL): Rename to...
6243 (SYMBOL_GOT_DISP): ...this.
6244 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6245 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6246 * config/mips/mips.c (mips_global_symbol_p): New function.
6247 (mips_symbol_binds_local_p): Likewise.
6248 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6249 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6250 and mips_symbol_binds_local_p.
6251 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6252 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6253 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6255 (mips_ok_for_lazy_binding_p): New function.
6256 (mips_load_call_address, mips_expand_call): Use it.
6257 (mips_dangerous_for_la25_p): Likewise.
6258 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6259 (*got_disp<mode>): Use got_disp_operand instead of
6260 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6261 SYMBOL_GOTOFF_GLOBAL.
6262 (*got_page<mode>): Use got_page_ofst_operand instead of
6264 * config/mips/predicates.md (const_call_insn_operand): Use
6265 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6266 (global_got_operand): Rename to...
6267 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6269 (local_got_operand): Rename to...
6270 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6271 of SYMBOL_GOT_LOCAL.
6273 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6275 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6276 TARGET_CALL_CLOBBERED_GP.
6277 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6278 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6279 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6280 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6281 of TARGET_ABICALLS && !TARGET_NEWABI.
6282 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6283 * config/mips/mips.c (mips_load_call_address): Check
6284 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6285 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6286 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6287 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6288 TARGET_ABICALLS && TARGET_NEWABI.
6289 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6291 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6292 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6293 TARGET_ABICALLS && TARGET_NEWABI.
6294 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6295 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6296 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6297 whether indirect calls must use $25.
6298 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6300 * config/mips/mips.md (jal_macro): Check flag_pic and
6301 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6302 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6303 instead of TARGET_ABICALLS.
6304 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6305 TARGET_ABICALLS && TARGET_OLDABI.
6306 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6307 (sibcall): In the comment above the define_insn, mention
6308 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6309 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6310 instead of TARGET_ABICALLS.
6312 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6314 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6315 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6316 (MACFLAGS_MATCH_P): New macro.
6317 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6318 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6319 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6320 the other MACFLAG constants.
6321 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6322 (flag_machi): Tighten constraints. Renumber some of the operands.
6323 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6325 (flag_machi_parts_acconly): New pattern.
6326 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6328 (flag_macinit1hi): Tighten constraints.
6329 (flag_mul_macv2hi_parts_acconly): New pattern.
6331 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6332 Use a more efficient implementation.
6333 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6334 inline sequences when not optimizing for size.
6336 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6337 movhi_high2low): Delete, merge functionality into...
6338 (packv2hi): ... this pattern.
6340 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6341 * config/bfin/bfin.opt (msim): New option.
6342 (mcpu=): New option.
6343 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6344 (bfin_cpu_t): Typedef of enum bfin_cpu.
6345 (bfin_cpu_type): New declaration.
6346 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6347 -msim and -mcpu= options.
6348 (LIB_SPEC): Likewise.
6349 * config/bfin/bfin.c (bfin_cpu_type): Define.
6350 (bfin_handle_option): Handle -mcpu= option.
6351 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6352 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6353 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6355 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6357 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6358 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6359 (powerpc-wrs-vxworksae): Use ${tm_file}.
6360 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6361 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6362 * config/i386/vx-common.h: New file.
6364 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6366 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6369 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6371 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6374 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6378 * c-common.c (c_build_qualified_type): Set canonical type
6381 2007-04-12 Richard Guenther <rguenther@suse.de>
6383 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6384 lower bound and element size if lower bound is not zero
6385 or either of the ARRAY_REF operands is set.
6387 2007-04-12 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/24689
6390 PR tree-optimization/31307
6391 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6393 * gimplify.c (canonicalize_addr_expr): To be consistent with
6394 gimplify_compound_lval only set operands two and three of
6395 ARRAY_REFs if they are not gimple_min_invariant. This makes
6396 it never at this place.
6397 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6399 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6401 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6402 null before emitting a .nsubspa directive.
6404 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6406 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6407 need_to_partition_p if there are no memory statements in the
6410 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6412 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6413 (gcd_of_steps_may_divide_p): New function.
6414 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6416 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6418 * reload.c (find_reloads_toplev, find_reloads_address,
6419 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6420 not a pointer equality test, to decide if we need to call
6421 push_reg_equiv_alt_mem.
6423 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6425 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6426 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6427 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6429 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6431 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6432 vector to be positive.
6434 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6438 * doc/invoke.texi: Document --params max-aliased-vops and
6440 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6441 debug_memory_partitions): Move to tree-flow.h
6442 * params.h (AVG_ALIASED_VOPS): Define.
6443 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6445 (mp_info_t): Likewise.
6446 (get_mem_sym_stats_for): New.
6447 (set_memory_partition): Move from tree-flow-inline.h.
6448 (mark_non_addressable): Only clear the set of symbols for the
6449 partition if it exists.
6450 (dump_memory_partitions): Move from tree-ssa-operands.c
6451 (debug_memory_partitions): Likewise.
6452 (need_to_partition_p): New.
6453 (dump_mem_ref_stats): New.
6454 (debug_mem_ref_stats): New.
6455 (dump_mem_sym_stats): New.
6456 (debug_mem_sym_stats): New.
6457 (update_mem_sym_stats_from_stmt): New.
6458 (compare_mp_info_entries): New.
6459 (mp_info_cmp): Call it.
6460 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6462 (get_mpt_for): Move from tree-ssa-operands.c.
6463 (find_partition_for): New.
6464 (create_partition_for): Remove.
6465 (estimate_vop_reduction): New.
6466 (update_reference_counts): New.
6467 (build_mp_info): New.
6468 (compute_memory_partitions): Refactor.
6469 Document new heuristic.
6470 Call build_mp_info, update_reference_counts,
6471 find_partition_for and estimate_vop_reduction.
6472 (compute_may_aliases): Populate virtual operands before
6473 calling debugging dumps.
6474 (delete_mem_sym_stats): New.
6475 (delete_mem_ref_stats): New.
6476 (init_mem_ref_stats): New.
6477 (init_alias_info): Call it.
6478 (maybe_create_global_var): Remove alias_info argument.
6479 Get number of call sites and number of pure/const call sites
6480 from gimple_mem_ref_stats().
6481 (dump_alias_info): Call dump_memory_partitions first.
6482 (dump_points_to_info_for): Show how many times a pointer has
6484 * opts.c (decode_options): For -O2 set --param
6485 max-aliased-vops to 500.
6486 For -O3 set --param max-aliased-vops to 1000 and --param
6487 avg-aliased-vops to 3.
6488 * fortran/options.c (gfc_init_options): Remove assignment to
6490 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6491 * tree-dfa.c (dump_variable): Dump memory reference
6493 Dump NO_ALIAS* settings.
6494 (referenced_var_lookup): Tidy.
6495 (mem_sym_stats): New.
6496 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6497 and ORIG are different SSA names for a memory partition.
6498 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6499 * tree-flow.h (struct mem_sym_stats_d): Define.
6500 (mem_sym_stats_t): Define.
6501 (struct mem_ref_stats_d): Define.
6502 (struct gimple_df): Add field mem_ref_stats.
6503 (enum noalias_state): Define.
6504 (struct var_ann_d): Add bitfield noalias_state.
6505 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6506 debug_mem_ref_stats, debug_memory_partitions,
6507 debug_mem_sym_stats): Declare.
6508 * tree-ssa-structalias.c (update_alias_info): Update call
6509 sites, pure/const call sites and asm sites in structure
6510 returned by gimple_mem_ref_stats.
6511 Remove local variable IS_POTENTIAL_DEREF.
6512 Increase NUM_DEREFS if the memory expression is a potential
6514 Call update_mem_sym_stats_from_stmt.
6515 If the memory references memory, call
6516 update_mem_sym_stats_from_stmt for all the direct memory
6517 symbol references found.
6518 (intra_create_variable_infos): Set noalias_state field for
6519 pointer arguments according to the value of
6520 flag_argument_noalias.
6521 * tree-ssa-structalias.h (struct alias_info): Remove fields
6522 num_calls_found and num_pure_const_calls_found.
6523 (update_mem_sym_stats_from_stmt): Declare.
6524 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6525 Set default value to 100.
6526 (PARAM_AVG_ALIASED_VOPS): Define.
6528 2007-04-11 Richard Guenther <rguenther@suse.de>
6531 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6532 a * -b + c as c - a * b if we honor sign dependent rounding.
6534 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6536 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6538 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6539 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6541 (initialize_trampoline): Don't use old-style function definition.
6542 (bfin_secondary_reload): Mark IN_P argument as unused.
6544 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6546 PR tree-optimization/31343
6547 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6548 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6549 * testsuite/gcc.dg/vect/pr31343.c: New.
6551 2007-04-10 Eric Christopher <echristo@apple.com>
6553 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6554 * config/i386/i386.md (*cmpfp0): Use.
6555 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6556 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6557 (fix_trunc<mode>_i386_fisttp): Ditto.
6558 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6559 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6560 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6561 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6562 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6563 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6564 (unnamed_splitters): Ditto.
6565 * config/i386/i386.c (output_fix_trunc): Assert that
6566 we're not being passed a TFmode operand.
6568 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6570 PR tree-optimization/31526
6571 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6572 n_basic_blocks to find newly added blocks.
6574 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6576 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6578 (fix_trunc<mode>si_sse): Ditto.
6579 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6580 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6581 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6582 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6583 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6584 expander using SSEMODEF mode macro.
6585 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6586 expander using SSEMODEF mode macro.
6587 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6588 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6589 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6590 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6591 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6592 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6593 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6594 Macroize insn using X87MODEF mode macro.
6596 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6598 * config/i386/sse.md (sse2_pinsrw): Removed.
6599 (sse2_pextrw): Renamed to ...
6600 (*sse2_pextrw): This.
6602 2007-04-09 Jan Hubicka <jh@suse.cz>
6605 * config/i386/sse.md
6606 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6607 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6608 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6609 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6611 2007-04-09 Jan Hubicka <jh@suse.cz>
6613 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6614 multiple fields of union.
6616 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6618 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6619 (create_preheaders): Check that loops are available.
6620 (fix_loop_structure): Clean up, improve comments.
6621 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6622 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6624 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6625 * predict.c (tree_estimate_probability): Do not call
6626 calculate_dominance_info. Call create_preheaders.
6627 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6628 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6630 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6631 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6632 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6633 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6636 2007-04-08 Jan Hubicka <jh@suse.cz>
6638 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6639 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6640 * fold-const.c (fold_unary): Use it.
6642 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * varasm.c (assemble_variable): Remove call to
6645 lang_hooks.decls.prepare_assemble_variable.
6646 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6647 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6648 * langhooks.h (lang_hooks_for_decls): Remove
6649 prepare_assemble_variable.
6651 2007-04-08 Mike Stump <mrs@apple.com>
6653 * config/i386/i386.c: Use inc/dec on Core2.
6655 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6657 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6658 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6659 lhd_tree_inlining_end_inlining): Remove.
6660 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6661 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6663 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6664 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6665 lhd_tree_inlining_end_inlining): Remove prototypes.
6666 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6667 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6668 LANG_HOOKS_TREE_INLINING_START_INLINING,
6669 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6671 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6674 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6677 * config/avr/predicates.md (io_address_operand): Delete predicate.
6678 (low_io_address_operand): Don't use 'mode' argument.
6679 (higth_io_address_operand): Rename ...
6680 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6681 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6684 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6686 Revert change removing staticp.
6688 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6691 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6694 2007-04-07 Bruce Korb <bkorb@gnu.org>
6696 * c.opt: Add -Wformat-contains-nul.
6697 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6699 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6700 the NUL byte warning.
6702 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6704 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6706 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6708 * tree.c (staticp): No longer use staticp langhook.
6709 * langhooks.c (lhd_staticp): Removed.
6710 * langhooks.h (struct lang_hooks): Remove staticp.
6711 * c-common.c (c_staticp): Remove.
6712 * c-common.h (c_staticp): Ditto.
6713 * langhooks-defs.h (lhd_staticp): Ditto.
6714 (LHD_HOOKS_STATICP): Ditto
6715 * tree.h (gcc_assert_lowered): New macro.
6717 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6719 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6720 argument "reliable".
6721 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6722 Add argument "reliable". Propagate it through calls.
6723 (infer_loop_bounds_from_undefined): Derive number of iterations
6724 estimates from references in blocks that do not dominate loop latch.
6725 (gcov_type_to_double_int): New function.
6726 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6727 and expected_loop_iterations_unbounded.
6728 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6729 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6730 * tree-data-ref.c (estimated_loop_iterations): Export.
6731 (get_references_in_stmt): Fix -- do not return addresses of local
6733 * cfgloop.h (expected_loop_iterations_unbounded,
6734 estimated_loop_iterations): Declare.
6736 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6738 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6740 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6743 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6744 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6745 Use output_387_reg_move().
6746 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6747 expander using X87MODEF12 mode macro.
6748 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6749 choosing register preferences. Use output_387_reg_move().
6750 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6751 instead of "x". Use output_387_reg_move().
6752 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6753 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6754 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6755 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6756 Use output_387_reg_move().
6757 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6759 (*truncxf?f_i387 splitter): Ditto.
6761 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6763 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6764 LANG_HOOKS_SAFE_FROM_P.
6765 * expr.c (safe_from_p): Remove langhook call.
6766 * langhooks.h (lang_hooks): Remove safe_from_p.
6767 (lhd_safe_from_p): Remove prototype.
6768 * langhooks.c (lhd_safe_from_p): Remove.
6770 2007-04-06 Jan Hubicka <jh@suse.cz>
6772 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6775 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6777 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6778 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6779 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6780 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6782 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6783 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6785 2007-04-05 Richard Henderson <rth@redhat.com>
6787 * config/alpha/alpha.c (print_operand) [+]: Remove.
6788 (alpha_end_function): Print nop if call at end of function.
6789 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6790 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6791 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6792 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6793 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6794 the call pattern. Update peepholes to match.
6796 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6798 * doc/extend.texi (Other Builtins): Add decimal float variants
6800 * builtins.def: Ditto.
6801 * builtins.c (expand_builtin): Ditto.
6803 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6804 H.J. Lu <hongjiu.lu@intel.com>
6807 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6808 of V8HImode when calling ix86_binary_operator_ok.
6809 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6810 (sdot_prodv8hi): Operands 1 and 2 must be register.
6812 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6814 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6815 initialize align to silence bogus warning.
6817 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6820 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6822 (struct sra_walk_fns): Remove use_all parameter from use.
6823 (sra_hash_tree): Handle BIT_FIELD_REFs.
6824 (sra_elt_hash): Don't hash bitfld blocks.
6825 (sra_elt_eq): Skip them in parent compares as well. Handle
6827 (sra_walk_expr): Don't maintain or pass down use_all_p.
6828 (scan_use): Remove use_all parameter.
6829 (scalarize_use): Likewise. Re-expand assignment to
6830 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6831 output, and re-scalarize after output. Don't mark anything
6833 (scalarize_ldst): Adjust.
6834 (scalarize_walk_gimple_modify_statement): Likewise.
6835 (build_element_name_1): Handle BIT_FIELD_REFs.
6836 (instantiate_element): Don't warn for any element whose parent
6838 (instantiate_missing_elements_1): Return the sra_elt.
6839 (canon_type_for_field): New.
6840 (try_instantiate_multiple_fields): New.
6841 (instantiate_missing_elemnts): Use them.
6842 (mark_no_warning): Removed.
6843 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6844 (REPLDUP, sra_build_elt_assignment): New.
6845 (generate_copy_inout): Use them.
6846 (generate_element_copy): Likewise. Handle bitfld differences.
6847 (generate_element_zero): Don't recurse for blocks. Use
6848 sra_build_elt_assignment.
6849 (generate_one_element_int): Take elt instead of var. Use
6850 sra_build_elt_assignment.
6851 (generate_element_init_1): Adjust.
6852 (scalarize_use, scalarize_copy): Use REPLDUP.
6853 (scalarize_ldst): Move assert before dereference.
6854 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6856 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6858 * regmove.c: Fix unused variable warnings due to previous commit.
6860 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6862 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6863 (regmove_bb_head): Remove.
6864 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6865 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6866 problems with fixup_match_1.
6867 Don't initialize/free regmove_bb_head.
6869 (reg_is_remote_constant_p): If an insn is in the same basic block
6870 but not before INSN, consider it remote, too.
6872 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6875 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6876 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6878 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6880 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6881 (CONDITIONAL_REGISTER_USAGE): Likewise.
6883 2007-04-04 Richard Henderson <rth@redhat.com>
6885 * config/alpha/lib1funcs.asm: Remove unused file.
6887 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6890 * opts.c (print_specific_help): Fix --help=<language>
6892 (common_handle_option): Support --help=common.
6894 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6897 * gcc.c (main): Do not run the linker if
6898 print_subprocess_help indicates that it shouldn't be
6901 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6904 * doc/invoke.texi (--help=): Document <languages> value, fix
6905 formatting in tables of values.
6907 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6909 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6910 dllimport attribute of virtual methods.
6912 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6914 * config/score/crti.asm: Change _bss_start to __bss_start.
6915 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6916 (OUTGOING_REG_PARM_STACK_SPACE) update.
6917 * config/score/score.opt: add options to make backend support
6918 score5, score5u, score7 and score7d.
6919 * config/score/score.md: Likewise.
6920 * config/score/misc.md: Likewise.
6921 * config/score/mac.md: Likewise.
6922 * doc/invoke.texi: Likewise.
6923 * doc/md.texi: update constraints define.
6925 2007-04-03 Richard Henderson <rth@redhat.com>
6927 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6928 an appropriate type, use the mode instead.
6930 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6932 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6933 Set the default --with-arch setting to mips2.
6934 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6935 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6936 (MULTILIB_OSDIRNAMES): Delete.
6937 (MULTILIB_DIRNAMES): Define.
6938 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6939 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6940 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6941 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6942 VXWORKS_OS_CPP_BUILTINS.
6943 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6944 (MIPS_DEBUGGING_INFO): Undefine.
6945 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6947 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6950 * fold-const.c (native_encode_real): Encode real.c provided longs
6951 as a series of 32-bit native integers.
6952 (native_interpret_real): Interpret buffer as a series of 32-bit
6955 2007-04-03 Richard Guenther <rguenther@suse.de>
6957 * genpreds.c (write_insn_constraint_len): Write function
6958 optimized for CONSTRAINT_LEN implementation.
6959 (write_tm_preds_h): Output insn_constraint_len inline and
6960 use it for CONSTRAINT_LEN.
6961 (write_insn_preds_c): Don't output insn_constraint_len.
6962 * doc/md.texi (define_register_constraint): Document multi-letter
6963 constraints shall have the same length if they start with the same
6966 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/i386.md (isinf<mode>2): Expand only when
6970 TARGET_C99_FUNCTIONS is set.
6972 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6974 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6975 (x86_64-*-linux*): Ditto.
6976 * config/i386/i386.opt (mpc): New option.
6977 * config/i386/i386.c (overrride_options): Handle
6978 ix87_precision_string.
6979 * config/i386/crtprec.c: New file.
6980 * config/i386/t-crtpc: Ditto.
6981 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6983 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6984 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6985 crtprec32.o, crtprec64.o and crtprec80.o.
6987 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6989 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6991 2007-04-02 Eric Christopher <echristo@apple.com>
6993 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6994 limitations on darwin.
6996 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6999 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7001 2007-04-02 Dave Korn <dave.korn@artimi.com>
7003 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7005 2007-04-02 Dave Korn <dave.korn@artimi.com>
7007 * libgcc2.h (exception_descriptor): Don't forward-declare.
7008 (__get_eh_table_language, __get_eh_table_version): Delete
7009 prototypes of long-dead functions.
7011 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7013 * ebitmap.h: New file
7014 * ebitmap.c: New file
7015 * Makefile.in (ebitmap.o): New target.
7017 2007-04-01 Jan Hubicka <jh@suse.cz>
7019 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7020 before very first instruction.
7022 2007-04-01 Jan Hubicka <jh@suse.cz>
7024 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7025 waring on 64bit hosts.
7026 * bitmap.h: Fix typo in bitmap_head_def.
7028 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7030 PR rtl-optimization/31391
7031 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7032 into a DELETED_LABEL note, and the label is in an empty basic
7033 block, update BB_END as well as BB_HEAD.
7035 2007-04-01 Richard Henderson <rth@redhat.com>
7037 PR tree-optimization/31169
7038 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7039 to varying if the range is outside [0, prec-1].
7041 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7044 * config/mips/mips.md (load_const_gp): New insn.
7045 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7046 the MIPS16 GP pseudo register if no_new_pseudos.
7047 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7049 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7052 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7054 (call_value): Likewise.
7056 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7057 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7060 * doc/invoke.texi: (optimization options): Reword description
7061 of -ffast-math. Document its primary purpose.
7063 2007-03-31 Richard Guenther <rguenther@suse.de>
7065 * omp-low.c (splay-tree.h): Include.
7066 (lookup_decl): Replace splay-tree usage by pointer-map.
7067 (maybe_lookup_decl): Likewise.
7068 (new_omp_context): Likewise.
7069 (delete_omp_context): Likewise.
7070 * gimplify.c (splay-tree.h): Include.
7071 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7073 (remap_ssa_name): Likewise.
7074 (remap_decl): Likewise.
7075 (remap_type_1): Likewise.
7076 (remap_type): Likewise.
7077 (copy_body_r): Likewise.
7078 (expand_call_inline): Likewise.
7079 (clone_body): Likewise.
7080 (copy_tree_r): Likewise.
7081 (remap_save_expr): Likewise.
7082 (unsave_r): Likewise.
7083 (unsave_expr_now): Likewise.
7084 (tree_function_versioning): Likewise.
7085 (build_duplicate_type): Likewise.
7086 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7087 (struct copy_body_data): Replace splay-tree by pointer-map.
7088 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7089 not $(SPLAY_TREE_H).
7090 (gimplify.o): Depend on $(SPLAY_TREE_H).
7091 (omp-low.p): Likewise.
7093 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7095 * config/avr/predicates.md (even_register_operand,
7096 odd_register_operand): New predicates.
7097 * config/avr/avr.md (movw peephole2): New.
7098 (movw_r peephole2): New.
7100 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7102 * tree.h (get_signed_or_unsigned_type): New.
7103 * fold-const.c (operand_equal_for_comparison_p): Use
7104 get_signed_or_unsigned_type instead of
7105 lang_hooks.types.signed_or_unsigned_type.
7106 * expr.c (store_expr): Ditto.
7107 * langhooks.c (get_signed_or_unsigned_type): New.
7108 (lhd_signed_or_unsigned_type): New.
7109 * langhooks.h (lhd_signed_or_unsigned_type): New.
7110 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7112 2007-03-30 Richard Henderson <rth@redhat.com>
7114 * tree-ssa-loop-ivopts.c: Include target.h.
7115 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7116 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7117 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7118 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7120 2007-03-30 Richard Henderson <rth@redhat.com>
7121 Kai Tietz <kai.tietz@onevision.com>
7123 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7125 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7126 (TARGET_64BIT_MS_ABI): New.
7127 (DBX_REGISTER_NUMBER): Handle 64-bit.
7128 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7129 (LONG_TYPE_SIZE): Force to 32.
7130 (REG_PARM_STACK_SPACE): New.
7131 (OUTGOING_REG_PARM_STACK_SPACE): New.
7132 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7133 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7134 (STACK_BOUNDARY): Use 128 for 64-bit.
7135 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7136 Add 64-bit implementation.
7137 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7139 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7140 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7141 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7142 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7143 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7144 TARGET_64BIT_MS_ABI.
7145 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7146 (ix86_pass_by_reference): Likewise.
7147 (ix86_function_value_regno_p): Likewise.
7148 (ix86_build_builtin_va_list): Likewise.
7149 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7150 (function_arg_advance_ms_64): New.
7151 (function_arg_advance): Call it.
7152 (function_arg_ms_64): New.
7153 (function_arg): Call it.
7154 (function_value_ms_64): New.
7155 (ix86_function_value_1): Call it.
7156 (return_in_memory_ms_64): New.
7157 (ix86_return_in_memory): Call it.
7158 (setup_incoming_varargs_ms_64): New.
7159 (ix86_setup_incoming_varargs): Call it.
7160 (ix86_expand_prologue): Handle 64-bit stack probing.
7161 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7162 (output_pic_addr_const): Likewise.
7163 (x86_this_parameter): Likewise.
7164 (x86_output_mi_thunk): Likewise.
7165 (x86_function_profiler): Likewise.
7166 (TARGET_STRICT_ARGUMENT_NAMING): New.
7167 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7168 (TARGET_64BIT_MS_ABI): New.
7169 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7170 * config/i386/i386.md (allocate_stack_worker): Remove.
7171 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7172 describe the clobber of eax without a match_scratch.
7173 (allocate_stack_worker_postreload): Remove.
7174 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7175 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7176 (allocate_stack_worker_rex64_postreload): Remove.
7177 (allocate_stack): Handle 64-bit.
7178 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7179 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7180 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7181 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7182 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7183 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7184 * config.build (x86_64-*-mingw*): New host.
7185 * config.host (x86_64-*-mingw*): New host.
7186 * config.gcc (x86_64-*-mingw*): New target.
7187 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7189 2007-03-30 Richard Henderson <rth@redhat.com>
7190 Kai Tietz <kai.tietz@onevision.com>
7192 * c-pragma.c (struct def_pragma_macro_value): New.
7193 (struct def_pragma_macro): New.
7194 (pushed_macro_table): New.
7195 (dpm_hash, dpm_eq): New.
7196 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7197 (init_pragma): Install them.
7198 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7200 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7202 * config/avr/avr.c (avr_override_options): Clear
7203 'flag_delete_null_pointer_checks'.
7205 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7208 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7209 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7210 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7211 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7212 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7213 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7214 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7216 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7218 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7220 * regmove.c: Move all of pass_stack_adjustments from here...
7221 * combine-stack-adj.c: ...to this new file.
7222 * Makefile.in: Add rules for combine-stack-adj.o.
7224 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7226 PR tree-optimization/31383
7227 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7228 to have the same length.
7230 2007-03-30 Jan Hubicka <jh@suse.cz>
7233 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7234 availablility; add more sanity checking; ask varpool only about
7237 2007-03-29 Richard Henderson <rth@redhat.com>
7239 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7240 to decide, but __SIZEOF_LONG_LONG__.
7242 2007-03-29 Richard Henderson <rth@redhat.com>
7244 * emutls.c (struct __emutls_array): New.
7245 (emutls_destroy): Use it instead of casting element 0 from void*.
7246 (__emutls_get_address): Likewise.
7248 2007-03-29 Richard Henderson <rth@redhat.com>
7250 * varasm.c (initializer_constant_valid_p): Don't deny
7251 DECL_DLLIMPORT_P on functions.
7253 * config/i386/cygming.h: Remove function declarations.
7254 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7255 (ASM_OUTPUT_LABELREF): Remove.
7256 (COMMON_ASM_OP): Remove.
7257 (ASM_OUTPUT_COMMON): Remove.
7258 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7259 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7260 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7261 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7262 Rename from TARGET_ENCODE_SECTION_INFO.
7263 * config/i386/netware.h: Likewise.
7264 * config/i386/i386-protos.h: Update.
7265 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7266 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7267 (legitimate_constant_p): Reject dllimports.
7268 (dllimport_map, get_dllimport_decl): New.
7269 (legitimize_dllimport_symbol): New.
7270 (legitimize_address, ix86_expand_move): Use it.
7271 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7272 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7273 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7274 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7275 * config/i386/predicates.md (constant_call_address_operand): Only
7276 accept symbols; reject dllimport_p symbols.
7277 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7278 i386_pe_maybe_record_exported_symbol.
7279 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7280 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7281 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7282 trust the setting of DECL_DLLIMPORT_P.
7283 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7284 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7285 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7286 tidy the argument scanning loop.
7287 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7288 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7289 (i386_pe_strip_name_encoding): Remove.
7290 (i386_pe_binds_local_p): New.
7291 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7292 (i386_pe_output_labelref): Remove.
7293 (i386_pe_asm_output_aligned_decl_common): New.
7294 (i386_pe_maybe_record_exported_symbol): Rename from
7295 i386_pe_record_exported_symbol; check for dllexported symbols.
7297 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7299 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7300 add comment explaining why vsnprintf cannot be used.
7302 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7304 PR tree-optimization/30666
7305 * tree.c (build_complex_type): When creating type names for DWARF2
7306 debug info, create TYPE_DECLs for TYPE_NAME instead of
7308 (build_common_tree_nodes_2): Use build_complex_type when building
7309 predefined complex types, to preserve canonical types.
7311 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7313 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7314 (noce_get_alt_condition): Look at it to determine whether to
7315 reverse the condition or not.
7316 (noce_get_condition): Substitute the truth for lies.
7317 (noce_find_if_block): Set the then_else_reversed field.
7319 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7321 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7322 destination of this insn.
7323 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7324 than calling gen_rtx_SET directly. Use r0 to hold the value of
7325 'address + 4' rather than a stack based temporary which can be
7328 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7330 * config/s390/s390.c (s390_secondary_input_reload_class,
7331 s390_secondary_output_reload_class): Functions removed.
7332 (s390_secondary_reload): New function.
7333 (TARGET_SECONDARY_RELOAD): Target macro defined.
7334 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7335 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7336 * config/s390/s390.md ("reload_outti", "reload_outdi",
7337 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7338 "reload_out<mode>"): Expanders removed.
7339 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7340 "reload<mode>_nonoffmem_out"): Expanders added.
7342 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7344 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7345 SRC->DEST replacement failed anyway.
7347 2007-03-28 Mike Stump <mrs@apple.com>
7349 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7350 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7351 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7353 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7355 * config.gcc: Accept barcelona as a variant of amdfam10.
7356 * config/i386/i386.c (override_options): Likewise.
7357 * doc/invoke.texi: Likewise.
7359 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7361 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7362 offsets for BIT_FIELD_REF and COMPONENT_REF.
7364 2007-03-28 Richard Guenther <rguenther@suse.de>
7366 * tree.c (is_global_var): Move ...
7367 * tree-flow-inline.h (is_global_var): ... here.
7368 * tree.h (is_global_var): Remove declaration.
7370 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7374 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7375 * config/i386/i386.c (ix86_tune_features): Initialize new
7377 * config/i386/predicates.md (promotable_binary_operator): Use
7378 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7380 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7383 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7385 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7387 * config/fr30/fr30.md (movsi_internal): Change destination
7388 constraint from m to V and add m to the end.
7390 2007-03-28 Christian Bruel <christian.bruel@st.com>
7392 * config/sh/sh.md (movsi_i): Fix type attribute.
7394 2007-03-28 Christian Bruel <christian.bruel@st.com>
7396 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7397 (movsf_ie): Likewise.
7399 2007-03-28 Christian Bruel <christian.bruel@st.com>
7401 * config.gcc: Add sh4-300 to multilib.
7402 * config/sh/t-mlib-sh4-300: New file.
7404 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7406 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7407 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7409 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7410 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7411 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7412 "fixuns_trunctddi2"): Whitespace fix.
7414 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7416 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7417 the definition of struct sh_args.
7418 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7419 CALL_COOKIE_INT_REG_GET): Likewise.
7421 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7423 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7424 transformations are applied successfully.
7426 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7428 * tree.c (tree_contains_struct): Permit 512 tree codes.
7429 * tree.h (tree_contains_struct): Ditto.
7430 (MAX_TREE_CODES): Ditto.
7431 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7432 SPARE member to store remaining padding bits.
7434 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7436 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7439 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7441 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7442 * configure: Regenerate.
7444 * configure: Regenerate using the correct version of autoconf.
7446 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7448 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7450 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7451 regs to "__SP_L__" and "__SP_H__".
7453 2007-03-27 Richard Guenther <rguenther@suse.de>
7455 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7456 computations with it with a HOST_WIDE_INT variable.
7458 2007-03-26 Mike Stump <mrs@apple.com>
7460 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7461 objective-c-header, objective-c++-header and objc++-cpp-output
7463 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7465 2007-03-26 Richard Henderson <rth@redhat.com>
7468 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7469 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7470 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7471 IX86_BUILTIN_PSRLQ128): New.
7472 (ix86_init_mmx_sse_builtins): Add them.
7473 (ix86_expand_builtin): Expand them.
7474 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7475 operand 2 be TImode.
7476 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7477 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7478 _mm_srli_epi64): Mark __B const.
7479 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7480 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7481 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7482 new two-vector shift builtins.
7484 2007-03-26 Ian Lance Taylor <iant@google.com>
7486 PR tree-optimization/31345
7487 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7488 [+INF, +INF(OVF)] into VARYING.
7490 2007-03-26 Zack Weinberg <zackw@panix.com>
7492 * gengtype-parse.c: New file.
7493 * gengtype-yacc.y: Delete.
7494 * gengtype-lex.l: Don't include gengtype-yacc.h.
7495 Define YY_DECL and yyterminate appropriately for recursive
7496 descent parser. yylval is now a string out-parameter to yylex.
7497 (HWS, EOID): New shorthand.
7498 (IWORD): Add a couple more types.
7499 (yylex): Add a setup stanza. Remove the complex rules for
7500 detecting GTY'ed types and typedefs; replace with simple
7501 keyword detectors. Adjust everything for the changed
7502 definition of yylval. Ignore all pp-directives, not just #define.
7504 (parse_file): Rename yybegin; do not call yyparse.
7506 * gengtype.c (xasprintf): Export again.
7507 (this_file): New. Use everywhere __FILE__ was being used.
7508 (get_lang_bitmap): Special case types defined in gengtype.c.
7509 (do_typedef, new_structure): Suppress definition of certain types.
7510 (new_structure): Improve diagnostics of duplicate definitions.
7511 Make sure location_s is associated with input.h.
7512 (nreverse_pairs, define_location_structures): New functions.
7513 (main): Improve tagging of kludge types. Remove old kludges
7514 for input.h types; use define_location_structures.
7515 * gengtype.h: Update prototypes. Define token codes here.
7516 * Makefile.in: Remove all references to gengtype-yacc.
7517 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7519 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7520 add GTY((skip)) to the field that's only conditionally there.
7521 * doc/install.texi: Document that Bison is no longer required
7522 unless building treelang.
7524 * gengtype.c: Don't include gtyp-gen.h.
7525 (srcdir): Declare here.
7526 (base_files, lang_dir_names): Allocate dynamically.
7527 (gt_files, num_gt_files, num_lang_dirs): New globals.
7528 (measure_input_list, read_input_line, read_input_list)
7529 (set_lang_bitmap): New functions.
7530 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7531 simplify, relying on read_input_list to set up the bitmaps.
7532 (main): Arguments are no longer unused. Check for correct number
7533 of command line arguments, set srcdir and srcdir_len, then call
7534 read_input_list, before doing anything else. No need to worry
7535 about duplicates in main loop.
7536 * configure.ac: Simplify the calculation of all_gtfiles.
7537 Put language tags in there. Don't set or substitute
7538 all_gtfiles_files_langs or all_gtfiles_files_frags.
7539 * Makefile.in: Revamp the way gengtype is invoked, now that it
7540 takes a file on its command line with a much simpler format.
7541 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7542 (GTFILES): Remove duplicates and C source files.
7543 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7544 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7545 * configure: Regenerate.
7547 * gengtype.h: Remove all type definitions to gengtype.c; leave
7548 only definitions of options_p, type_p, and pair_p as opaque
7549 pointers. Update prototypes.
7550 * gengtype.c: Many type definitions moved here from gengtype.h.
7551 Consolidate type definitions at the top of the file.
7552 (xvasprintf): Delete.
7553 (xasprintf): Make static.
7554 (create_nested_pointer_option): Add 'next' parameter.
7555 (create_field_all, create_field_at): New functions.
7556 (create_field): Now a thin wrapper around create_field_all.
7557 (create_optional_field): Rename create_optional_field_ and add
7558 line argument. Original name is now a macro which supplies
7560 (oprintf): Use vsnprintf directly.
7561 (close_output_files): Use fatal rather than perror/exit.
7562 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7563 (main): Set progname. Don't use exit.
7564 * gengtype-yacc.y (struct_fields): Use create_field_at.
7565 (option, optionseqopt): Delete.
7566 (optionseq): Consolidate productions from option here so we
7567 can use the first argument to create_option.
7569 * gengtype-lex.l: Distinguish unions from structures in the
7570 token type. Don't call find_structure; return the tag as a string.
7571 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7572 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7573 Reorganize typedef_struct production accordingly.
7574 Use create_nested_ptr_option.
7575 * gengtype.c (create_nested_ptr_option): New function.
7576 * gengtype.h: Declare it.
7578 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7579 (string_type): Don't declare.
7580 (do_scalar_typedef): Declare.
7581 (create_scalar_type): Update prototype.
7582 * gengtype.c (string_type): Make static.
7583 (scalar_nonchar, scalar_char): New.
7584 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7585 (resolve_typedef): Use scalar_nonchar for error recovery.
7586 (create_scalar_type): Remove name_len field. Return scalar_char
7587 or scalar_nonchar as appropriate.
7588 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7590 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7592 (main): Initialize scalar_char and scalar_nonchar before calling
7594 * gengtype-lex.l: Adjust for removal of second argument to
7595 create_scalar_type. Use yylval.s instead of yylval.t when
7597 * gengtype-yacc.y: Type of SCALAR is string. Call
7598 create_scalar_type from type:SCALAR rule. Adjust for removal of
7599 second argument to create_scalar_type.
7601 * vec.h: Remove all #if IN_GENGTYPE blocks.
7602 Add comment saying that changes may require adjustments to gengtype.
7603 * gengtype.c: Don't include coretypes.h or tm.h.
7604 Add comment to inclusion of errors.h.
7605 (note_def_vec, note_def_vec_alloc): New functions.
7606 * gengtype.h: Declare new functions.
7607 * gengtype-lex.l: Don't include coretypes.h.
7608 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7610 (update_lineno): Remove unnecessary prototype.
7611 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7612 (VEC rule): Just return VEC_TOKEN.
7613 * gengtype-yacc.y (VEC_TOKEN): New token type.
7614 (type): Add a production for VEC(a,b).
7615 * Makefile.in: Update dependencies.
7617 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7618 typedefs that use the old PARAMS macro.
7620 * gengtype-lex.l: Remove all rules and states relating to yacc
7622 * gengtype-yacc.y: Similarly.
7623 * gengtype.c (note_yacc_type): Delete function.
7624 * gengtype.h: Update prototypes.
7626 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7628 * tree-pretty-print.c (dump_generic_node): Report precision of
7629 unnamed integer types.
7631 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7633 * ifcvt.c (noce_try_store_flag_constants): Don't check
7634 no_new_pseudos here.
7635 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7636 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7637 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7638 noce_try_sign_mask): Likewise.
7639 (if_convert): Check no_new_pseudos here.
7641 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7643 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7644 (noce_get_condition): Handle new then_else_reversed argument.
7645 (noce_init_if_info): Remove, fold into noce_find_if_block.
7646 (noce_process_if_block): Take a struct noce_if_info as the
7647 argument. Don't set up one based on ce_if_info. Update pointer
7648 references accordingly.
7649 (cond_move_process_if_block): Likewise.
7650 (process_if_block): Removed.
7651 (find_if_block): Removed. Move functionality two new functions,
7652 noce_find_if_block and cond_exec_find_if_block.
7653 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7654 blocks and the symmetric IF-ELSE-JOIN case.
7655 (cond_exec_find_if_block): Also new function mostly based on old
7656 find_if_block and process_if_block.
7657 (find_if_header): Replace find_if_block call with separately
7658 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7659 (find_cond_trap): Update noce_get_condition call.
7660 (dead_or_predicable): Likewise.
7662 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7664 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7666 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7667 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7668 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7669 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7670 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7671 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7672 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7673 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7674 __builtin_ia32_psrad128 builtins.
7676 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7678 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7679 * config/i386/constraints.md
7680 (define_constraint "I"): Use IN_RANGE macro.
7681 (define_constraint "J"): Ditto.
7682 (define_constraint "K"): Ditto.
7683 (define_constraint "M"): Ditto.
7684 (define_constraint "N"): Ditto.
7685 (define_constraint "O"): Ditto.
7686 * config/i386/predicates.md
7687 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7688 (define_predicate "const_0_to_3_operand"): Ditto.
7689 (define_predicate "const_0_to_7_operand"): Ditto.
7690 (define_predicate "const_0_to_15_operand"): Ditto.
7691 (define_predicate "const_0_to_63_operand"): Ditto.
7692 (define_predicate "const_0_to_255_operand"): Ditto.
7693 (define_predicate "const_1_to_31_operand"): Ditto.
7694 (define_predicate "const_2_to_3_operand"): Ditto.
7695 (define_predicate "const_4_to_7_operand"): Ditto.
7697 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7699 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7700 in SImode for save_world.
7701 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7704 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7706 PR tree-optimization/30784
7707 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7710 2007-03-25 Revital Eres <eres@il.ibm.com>
7712 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7713 Fold movement_possibility function into it.
7715 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7717 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7718 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7719 (call_indirect_nonlocal_darwin64): Same.
7720 (call_nonlocal_darwin64): Same.
7721 (call_value_indirect_nonlocal_darwin64): Same.
7722 (call_value_nonlocal_darwin64): Same.
7723 (sibcall_nonlocal_darwin64): Same.
7724 (sibcall_value_nonlocal_darwin64): Same.
7725 (sibcall_symbolic_64): Same.
7726 (sibcall_value_symbolic_64): Same.
7727 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7729 (rs6000_emit_load_toc_table): Same.
7730 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7731 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7737 (load_toc_v4_pic_si): Same
7738 (load_toc_v4_PIC_1): Same.
7739 (load_toc_v4_PIC_1b): Same.
7740 (call_indirect_aix{32,64}): Same.
7741 (call_value_indirect_aix{32,64}): Same.
7744 (call_local{32,64}): Same.
7745 (call_value_local{32,64}): Same.
7746 (call_indirect_nonlocal_aix{32,64}): Same.
7747 (call_nonlocal_aix{32,64}): Same.
7748 (call_value_indirect_nonlocal_aix{32,64}): Same.
7749 (call_value_nonlocal_aix{32,64}): Same.
7750 (call_indirect_nonlocal_sysv<mode>): Same.
7751 (call_nonlocal_sysv<mode>): Same.
7752 (call_value_indirect_nonlocal_sysv<mode>): Same.
7753 (call_value_nonlocal_sysv<mode>): Same.
7755 (sibcall_local{32,64}): Same.
7756 (sibcall_value_local{32,64}): Same.
7757 (sibcall_nonlocal_aix{32,64}): Same.
7758 (sibcall_value_nonlocal_aix{32,64}): Same.
7759 (sibcall_nonlocal_sysv<mode>): Same.
7760 (sibcall_value): Same.
7761 (sibcall_value_nonlocal_sysv<mode>): Same.
7763 2007-03-24 Paul Brook <paul@codesourcery.com>
7765 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7766 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7768 2007-03-24 Richard Henderson <rth@redhat.com>
7770 * config/ia64/constraints.md: New file.
7771 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7772 satisfies_constraint_?.
7773 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7774 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7775 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7776 ia64_output_mi_thunk): Likewise.
7777 (ia64_const_ok_for_letter_p): Remove.
7778 (ia64_const_double_ok_for_letter_p): Remove.
7779 (ia64_extra_constraint): Remove.
7780 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7781 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7782 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7783 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7784 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7785 EXTRA_MEMORY_CONSTRAINT): Remove.
7786 * config/ia64/ia64.md: Include constriants.md. Replace
7787 CONST_OK_FOR_? with satisfies_constraint_?.
7789 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7790 H.J. Lu <hongjiu.lu@intel.com>
7792 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7794 (name macros): Use DPD_BID_NAME to convert names properly.
7796 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7797 decimal floating point format.
7798 (init_floating_libfuncs): Change decimal functions so that they
7799 have a "bid_" prefix if the decimal system uses the BID format,
7800 and "dpd_" prefix if the decimal system uses the DPD format.
7801 (init_interclass_conv_libfuncs): Ditto.
7802 (init_intraclass_conv_libfuncs): Ditto.
7804 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7805 using the BID format.
7807 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7808 whether we are using the BID decimal format.
7809 * configure: Regenerate.
7811 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7812 the compiler has decimal floating point enabled. Define
7813 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7816 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7817 using the BID format.
7819 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7820 whether we are using the BID decimal format.
7821 * configure: Regenerate.
7823 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7824 the compiler has decimal floating point enabled. Define
7825 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7828 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7829 options, and that it is enabled for i386/x86_64 systems.
7831 * Makefile.in (enable_decimal_float): New.
7833 (DECNUMINC): Add -I$(DECNUMFMT).
7834 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7835 to $(DECNUMFMT) from $(DECNUM).
7837 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7838 Substitute enable_decimal_float.
7839 * configure: Regenerated.
7842 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7845 * configure.ac: Enable decimal float for x86_64-*-linux*.
7846 * configure: Regenerated.
7849 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7850 decimal128ClearSign to flip and clear the sign bit in decimal128.
7851 (decimal_real_maxval): Set decimal128SetSign to set the sign
7854 2007-03-23 Ian Lance Taylor <iant@google.com>
7856 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7858 2007-03-23 Ian Lance Taylor <iant@google.com>
7860 * tree-dump.c (dump_files): Correct comment.
7862 2007-03-23 Ian Lance Taylor <iant@google.com>
7864 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7866 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7868 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7869 in cfglayout mode. Don't go into and out of cfglayout mode.
7870 Link the blocks in the order of the constructed traces.
7871 (rest_of_handle_tracer): Adjust call to tracer.
7872 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7873 Don't go into cfglayout mode.
7874 (rtl_loop_done): Don't go out of cfglayout mode.
7875 * cfglayout.c (relink_block_chain): New function, split out from...
7876 (fixup_reorder_chain): ...here. Remove redundant checking.
7877 (cfg_layout_finalize): Don't clear the header, footer, and aux
7878 fields here, move the code to do so to relink_block_chain. Likewise
7879 for free_original_copy_tables.
7880 * rtl.h (tracer): Update prototype.
7881 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7882 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7883 mode. Use relink_block_chain to serialize the CFG according to the
7884 new basic block order. Move targetm.cannot_modify_jumps_p check from
7886 (gate_handle_reorder_blocks): ...to here.
7887 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7889 (gate_duplicate_computed_gotos): ...to here.
7890 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7891 something always changes when going into and out of cfglayout mode.
7892 Perform an expensive cfg cleanup while going into cfglayout mode.
7893 Always update liveness information on HAVE_conditional_execution
7894 targets. Reserialize the basic blocks and go out of cfglayout mode.
7895 * reg-stack.c: Include cfglayout.h.
7896 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7897 the call to reorder_basic_blocks.
7898 * basic-block.h (reorder_basic_blocks): Update prototype.
7899 (relink_block_chain): New prototype.
7900 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7902 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7904 * config/mips/mips.md (type, hazard, *movdi_32bit,
7905 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7906 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7907 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7908 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7909 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7911 (movcc): Change first xfer to multi.
7912 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7913 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7914 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7915 config/mips/generic.md: Change reservations using "xfer" to use
7917 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7918 using match_operand.
7919 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7920 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7922 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7924 2007-03-22 Richard Henderson <rth@redhat.com>
7926 * config/i386/i386.c: Remove unnecessary function declarations.
7927 Move targetm definition, and all related macros, to the end of
7928 the file. Resort some functions to put definitions before uses.
7929 (ix86_attribute_table): Make static. Move to end of file.
7930 (ix86_gimplify_va_arg): Make static.
7932 2007-03-22 Richard Henderson <rth@redhat.com>
7934 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7935 don't increase local_regparm with force_align_arg_pointer check.
7936 (ix86_function_sseregparm): Assert 32-bit.
7937 (type_has_variadic_args_p): New.
7938 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7939 type_has_variadic_args_p.
7940 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7941 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7942 use memset instead. Do maybe_vaarg check first; skip attribute
7943 tests if true; skip attribute tests for 64-bit.
7944 (construct_container): Remove TARGET_DEBUG_ARG.
7945 (function_arg_advance_32, function_arg_advance_64): Split out ...
7946 (function_arg_advance): ... from here.
7947 (function_arg_32, function_arg_64): Split out ...
7948 (function_arg): ... from here.
7949 (ix86_pass_by_reference): Tidy.
7950 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7951 (function_value_32): New, from parts of ix86_function_value
7952 and ix86_value_regno.
7953 (function_value_64): New, from parts of ix86_function_value
7954 and ix86_libcall_value.
7955 (ix86_function_value_1): New.
7956 (ix86_function_value, ix86_libcall_value): Use it.
7957 (return_in_memory_32, return_in_memory_64): Split out ...
7958 (ix86_return_in_memory): ... from here.
7959 (ix86_struct_value_rtx): Skip for 64-bit.
7960 (ix86_libcall_value, ix86_value_regno): Remove.
7961 (setup_incoming_varargs_64): Split out ...
7962 (ix86_setup_incoming_varargs): ... from here.
7963 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7964 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7965 * config/i386/i386-protos.h (ix86_function_value): Remove.
7966 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7968 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7971 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7972 infinities not supported, otherwise emit warning if -Woverflow. On
7973 underflow, emit warning if -Woverflow.
7974 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7976 * real.h (real_from_string): Update declaration
7978 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7979 Richard Henderson <rth@redhat.com>
7981 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7982 * calls.c (compute_argument_block_size, expand_call,
7983 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7984 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7985 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7986 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7987 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7988 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7989 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7990 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7993 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7995 * c-incpath.c (add_sysroot_to_chain): New.
7996 (merge_include_chains): Add sysroot argument. Call
7997 add_sysroot_to_chain if sysrooted.
7998 (register_include_chains): Update call to merge_include_chains.
7999 * doc/cppopts.texi: Document use of '=' in include directory
8002 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8004 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8005 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8006 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8007 insn pattern using X87MODEF12 mode macro.
8009 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8011 * regmove.c (regmove_optimize): Use reg_mentioned_p
8012 instead of reg_overlap_mentioned_p for DST.
8014 2007-03-21 Mike Stump <mrs@apple.com>
8016 * c.opt: Fixup for Objective-C/C++.
8018 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8020 * explow.c (convert_memory_address): Fold memory reference when
8021 POINTERS_EXTEND_UNSIGNED < 0
8023 2007-03-21 Richard Henderson <rth@redhat.com>
8026 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8027 * config/i386/mmintrin.h (__m64): Likewise.
8028 * config/i386/xmmintrin.h (__m128): Likewise.
8030 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8032 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8033 (VXWORKS_OS_CPP_BUILTINS): Define.
8034 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8035 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8037 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8039 * rtl.h (constant_pool_reference_p): Delete.
8040 (find_constant_src): Declare.
8041 * rtlanal.c (find_constant_src): New function.
8042 * simplify-rtx.c (constant_pool_reference_p): Delete.
8043 * config/i386/i386.md: Use find_constant_src instead of
8044 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8046 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8048 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8049 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8051 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8053 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8054 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8055 (arm_elf_asm_constructor): Use it.
8056 (arm_elf_asm_destructor): New function.
8058 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8060 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8062 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8064 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8066 2007-03-19 Andrew Haley <aph@redhat.com>
8068 PR tree-optimization/31264
8069 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8072 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8074 PR rtl-optimization/30907
8075 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8076 (fwprop_init): Always call loop_optimizer_initialize.
8077 (fwprop_done): Always call loop_optimizer_finalize.
8078 (fwprop): We always have loop info now.
8079 (gate_fwprop_addr): Remove.
8080 (pass_fwprop_addr): Use gate_fwprop as gate.
8082 PR rtl-optimization/30841
8083 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8084 df_chain_alloc): Call df_reorganize_refs unconditionally.
8085 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8086 refs_organized to refs_organized_size.
8087 (df_ref_create_structure): Use refs_organized_size instead of
8088 bitmap_size if refs had been organized, and keep refs_organized_size
8090 * df.h (struct df_ref_info): Change refs_organized to
8091 refs_organized_size.
8092 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8095 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8097 * except.c (output_function_exception_table): Do not reference the
8098 EH personality routine for functions that do not require an
8101 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8104 * c-typeck.c (convert_for_assignment): Call comptypes for
8105 RECORD_TYPE or UNION_TYPE.
8108 * reload1.c (reload): Do invalid ASM checking after
8109 cleanup_subreg_operands.
8111 2007-03-19 Jeff Law <law@redhat.com>
8113 * tree-cfg.c (find_taken_edge): Tighten conditions for
8114 optimizing computed gotos.
8116 2007-03-19 Michael Matz <matz@suse.de>
8118 * builtins.c (expand_builtin_sync_operation,
8119 expand_builtin_compare_and_swap,
8120 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8123 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8124 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8127 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8129 * doc/tm.texi: Add brackets around the return type of
8130 TARGET_SECONDARY_RELOAD.
8132 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8133 Richard Guenther <rguenther@suse.de>
8135 PR tree-optimization/31254
8136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8137 Use handled_component_p () where appropriate. Continue
8138 propagating into the rhs if we propagated into an INDIRECT_REF
8141 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8143 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8144 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8145 (xde, xdee): Mode attributes adjusted to support DFP modes.
8146 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8147 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8148 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8149 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8150 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8151 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8152 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8154 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8155 "movsf"): Insn definitions removed.
8156 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8157 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8158 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8160 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8161 "reload_in<mode>", "reload_out<mode>"): Expander added.
8162 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8165 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8167 * config/s390/s390.md: Only non-functional changes. Renamed
8168 FPR mode macro to BFP all over the file.
8170 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8172 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8173 (op_type attribute): RRF instruction type added.
8174 (fT0): New mode attribute.
8175 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8176 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8177 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8178 no secondary memory is needed when moving DFmode values between GPRs
8181 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8183 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8184 inverted and documentation adjusted.
8185 ("mhard-dfp", "msoft-dfp"): New options.
8186 * config/s390/s390.c (s390_handle_arch_option): New architecture
8188 (override_options): Sanity checks for the new options added.
8189 * config.gcc: New architecture switch: z9-ec.
8190 * config/s390/s390.h (processor_flags): PF_DFP added.
8191 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8192 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8193 when the bit is NOT set so remove it from the defaults.
8195 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8197 * genemit.c (main): Print include statement for dfp.h.
8198 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8201 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8203 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8205 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8208 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8211 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8213 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8214 attr_length_call, output_call, output_indirect_call): Cleanup
8215 formatting of targetm calls.
8217 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8219 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8221 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8223 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8224 reservation, bypass and anti-bypass descriptions for these instructions.
8225 Update move patterns.
8226 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8229 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8231 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8232 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8233 (get_initial_def_for_reduction): Likewise.
8235 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8237 Fix PR tree-optimization/29922
8238 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8239 (get_representative): Removed.
8240 (value_dies_in_block_x): Update for rvuse removal.
8241 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8242 (compute_antic_aux): Handle when PHI nodes appear in
8243 non-single-successors.
8244 (dump_bitmap_of_names): Removed.
8245 (compute_antic_safe): Renamed and removed rvuse calculation.
8246 Calculate only antic safe.
8247 (insert_into_preds_of_block): Remove assert.
8248 (execute_pre): Update for renamed functions.
8249 (defer_or_phi_translate_block): New function.
8251 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8253 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8254 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8256 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8257 Follow spelling conventions.
8259 * tree-data-ref.h: Remove the prototype for analyze_array.
8261 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8263 PR tree-optimization/31041
8264 * tree-vect-transform.c (get_initial_def_for_induction): Call
8265 force_gimple_operand.
8267 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8269 * ipa-type-escape.c (look_for_casts) : Revert code to use
8270 handled_component_p due to ada test a-numaux.adb.
8272 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8274 * final.c (final_scan_insn): Alter the condition of a
8275 conditional trap if we have nonstandard CC.
8277 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8279 * configure.ac: Remove excess quoting from asm line 0 test.
8280 * configure: Rebuilt.
8282 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8284 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8285 * c-common.c (convert_and_check): Move warning logic to...
8286 (warnings_for_convert_and_check): ...here. Define.
8287 * c-common.h (warnings_for_convert_and_check): Declare.
8289 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8291 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8292 (output_call): Likewise.
8294 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8296 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8298 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8300 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8302 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8304 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8305 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8307 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8309 PR tree-optimization/31183
8310 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8311 Use double_int instead of unsigned int for representing access_strides.
8312 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8314 2007-03-16 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/31146
8317 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8318 to allow recursion of forward_propagate_addr_expr.
8319 (forward_propagate_addr_into_variable_array_index): Likewise.
8320 (forward_propagate_addr_expr): Likewise.
8321 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8322 (forward_propagate_addr_expr_1): Recurse on simple copies
8323 instead of propagating into them. Do so for useless conversions
8325 (forward_propagate_addr_expr): Clean up unused statements after
8328 2007-03-16 Richard Guenther <rguenther@suse.de>
8330 * builtins.c (expand_builtin_cexpi): Use the right argument
8331 for the expansion via cexp.
8333 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8335 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8336 * configure: Rebuilt.
8338 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8341 * dwarf2out.c (force_type_die): Adjust comment.
8342 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8344 2007-03-15 DJ Delorie <dj@redhat.com>
8346 * config/frv/predicates.md (minmax_operator): Don't check operands
8349 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8351 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8352 Update constant estimates of number of iterations.
8353 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8354 argument renamed to "realistic".
8355 (compute_estimated_nb_iterations): Removed.
8356 (record_niter_bound): New function.
8357 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8358 call record_nonwrapping_iv with upper = false.
8359 (infer_loop_bounds_from_signedness): Pass upper argument to
8360 record_nonwrapping_iv.
8361 (estimate_numbers_of_iterations_loop): Do not call
8362 compute_estimated_nb_iterations. Record estimate based on profile
8363 information. Initialize the constant estimates of number of
8365 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8367 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8368 number of iterations is too small.
8369 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8370 (EST_NOT_AVAILABLE): Removed.
8371 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8372 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8375 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8377 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8378 Handle NE_EXPR guards.
8380 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8383 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8384 Set also -pedantic-errors by default for the preprocessor unless
8385 -fpermissive is given.
8387 2007-03-15 Richard Guenther <rguenther@suse.de>
8391 * builtins.c (expand_builtin_cexpi): As a fallback if we
8392 don't have builtins for sincos or cexp create a function
8393 declaration for cexp and expand to a call to that.
8394 (expand_builtin_int_roundingfn): Always fall
8395 back to floor/ceil and its variants even if they may be
8398 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8401 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8402 jump tables, move the call to delete_dead_jumptables from here...
8403 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8404 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8405 don't allow merging of blocks that try_redirect_by_replacing_jump
8406 also does not handle when not optimizing.
8408 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8409 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8411 * config/i386/i386.md (x86_sahf_1): Correctly handle
8414 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8418 x86_64_general_operand as operand[2] predicate. Remove "iF"
8419 from operand constraints and use "e" constraint instead.
8420 (*subti3_1, *subti3_1 splitter): Ditto.
8421 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8422 operand[1] predicate.
8424 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8426 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8427 arrays, multiply the access strides by the size of the sub-array.
8428 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8430 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8432 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8433 the configured assembler supports the sahf mnemonic.
8434 * configure: Regenerate.
8435 * config.in: Regenerate.
8437 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8438 emit "sahf" or ".byte\t0x9e" as asm template.
8440 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8443 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8444 option to replace hard coded TARGET_xxx in md file.
8445 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8446 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8447 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8448 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8449 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8450 (X86_TUNE_NOT_VECTORMODE): Ditto.
8451 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8452 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8453 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8454 (TUNE_SLOW_IMUL_IMM8): Ditto.
8455 (TUNE_MOVE_M1_VIA_OR): Ditto.
8456 (TUNE_NOT_UNPAIRABLE): Ditto.
8457 (TUNE_NOT_VECTORMODE): Ditto.
8459 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8462 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8463 tuning options instead of hard coded TARGET_xxx.
8464 (fix ssemode peephole2's): Ditto.
8465 (imul peephole2's): Ditto.
8467 (movdi_or_rex64): Ditto.
8468 (move peephole2): Ditto.
8469 (not peephole2's): Ditto.
8471 2007-03-14 Dirk Mueller <dmueller@suse.de>
8473 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8474 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8475 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8477 * c-parser.c (c_parser_do_statement): Warn about empty body in
8479 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8480 * doc/invoke.texi (-Wempty-body): Update documentation.
8482 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8485 * c-common.h (warn_for_div_by_zero): Declare.
8486 * c-common.c (warn_for_div_by_zero): Define.
8487 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8490 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8492 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8493 to PREFIX and STANDARD_PREFIX.
8495 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8496 Phil Edwards <phil@codesourcery.com>
8498 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8499 (__gthread_once_t): Remove busy field for RTPs.
8500 (__GTHREAD_ONCE_INIT): Update accordingly.
8502 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8504 * doc/invoke.texi: Document VxWorks options.
8506 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8508 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8510 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8512 PR tree-optimization/30590
8513 * tree-nrv.c (tree_nrv): Check for the partial update of the
8516 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8518 * flags.h (flag_random_seed): Remove declaration, in favor of...
8519 * toplev.h (get_random_seed, set_random_seed): ... these.
8520 * tree.c (get_file_function_name): Use the former.
8521 * opts.c (common_handle_option): Use the latter.
8524 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8527 * cse.c (cse_find_path): Do not bail out if a basic block that
8528 we already visited now becomes part of a path that starts at a
8529 different basic block. Just disallow this, to make sure we
8530 visit each basic block at most once.
8532 2007-03-13 Jan Hubicka <jh@suse.cz>
8534 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8535 when profile esitmate is present, calls with very low frequency are
8538 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8540 PR tree-optimization/30730
8541 PR tree-optimization/26900
8542 * tree-ssa-loop-niter.c: Include gmp.h.
8544 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8545 split_to_var_and_offset, determine_value_range,
8546 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8547 bound_difference, bounds_add, bounds_negate,
8548 number_of_iterations_ne_max, dump_affine_iv): New functions.
8549 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8550 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8551 difference of initial and final value of control iv to validate
8553 (number_of_iterations_cond): Add loop parameter. Determine bounds
8554 on the difference of the extremes of the control iv. Add dumps.
8555 (expand_simple_operations): Handle phi nodes.
8556 (simplify_using_initial_conditions): Do not record used conditions.
8557 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8558 Do not set additional_info.
8559 (implies_nonnegative_p, implies_ge_p): Removed.
8560 (derive_constant_upper_bound): Do not use parameter `additional'.
8561 (record_estimate): Parameter `additional' removed. Parameter
8562 `i_bound' added. Do not call derive_constant_upper_bound.
8563 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8564 bound the number of iterations estimate.
8565 (estimate_numbers_of_iterations_loop): Pass the estimate from
8566 the number of iterations analysis to record_estimate.
8567 * tree.h (multiple_of_p): Declare.
8568 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8569 (scev_const_prop): Do not check expression_expensive_p.
8570 * fold-const.c (multiple_of_p): Exported.
8571 * double-int.c (double_int_mask): Exported.
8572 * double-int.h (double_int_mask): Declare.
8573 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8574 field. Added max field.
8576 2007-03-13 David Taylor <taylor@candd.org>
8579 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8582 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8585 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8586 two unamed patterns.
8588 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8590 * config/i386/i386.opt (mcx16, msahf): New options.
8591 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8592 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8594 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8595 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8596 Output -mcx16 and -msahf options when corresponding bit is set.
8598 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8601 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8603 * configure.ac: Test for assembler tolerance to # 0 "".
8604 * configure, config.in: Rebuilt.
8605 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8607 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8609 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8611 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8612 (handle_syscall): Handle direct system calls.
8613 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8615 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8617 * doc/invoke.texi: Fix cpp.info cross-reference.
8618 * doc/passes.texi: Fix gcc.info cross-reference.
8620 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8622 PR tree-optimization/30835
8623 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8624 bb_for_stmt is not NULL before accessing it.
8626 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8628 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8631 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8634 * doc/install.texi: Document --enable-stage1-languages
8636 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8638 * tree-pass.h (pass_into_cfg_layout_mode,
8639 pass_outof_cfg_layout_mode): Declare.
8640 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8641 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8642 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8643 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8645 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8647 * c-decl.c (warn_variable_length_array): New function.
8648 Refactored from grokdeclarator to handle warn_vla
8649 and handle unnamed array case.
8650 (grokdeclarator): Refactored VLA warning case.
8651 * c.opt (Wvla): New flag.
8652 * doc/invoke.texi (Wvla): New warning.
8654 2007-03-12 Richard Henderson <rth@redhat.com>
8656 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8657 (TARGET_SECTION_TYPE_FLAGS): New.
8659 2007-03-12 Richard Henderson <rth@redhat.com>
8661 * config/darwin.c (machopic_reloc_rw_mask): New.
8662 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8663 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8665 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8667 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8668 * cppdefault.h (cpp_PREFIX): Document.
8669 (cpp_PREFIX_len): Likewise.
8670 (cpp_EXEC_PREFIX): New variable.
8671 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8672 * c-incpath.c (add_standard_paths): Correct logic for relocating
8673 paths within prefix.
8675 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8677 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8678 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8680 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8681 fix_truncdfdi_sse using SSEMODEF mode macro.
8682 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8683 fix_truncdfsi_sse using SSEMODEF mode macro.
8684 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8685 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8687 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8689 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8692 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8694 * tree.h : Add multiple_of_p declaration.
8695 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8696 * ipa-type-escape.c (results_of_malloc): Redundant.
8697 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8698 (cast_type): Extended with new members.
8699 (check_cast): Returns cast_type.
8700 (cast): New structure for data of walk_use_def_chains.
8701 (is_malloc_result, is_cast_from_non_pointer_1,
8702 is_cast_from_non_pointer,
8703 is_array_access_through_pointer_and_index): New functions.
8704 (look_for_casts): Returns cast types.
8705 (check_call): Returns void.
8706 (okay_pointer_operation): Use support of pointer plus index,
8707 pointer plus constant and allow all multiplications.
8709 2007-03-11 Richard Guenther <rguenther@suse.de>
8711 PR tree-optimization/31115
8712 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8713 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8714 A shift count of zero is not special as with *_DIV_EXPR.
8715 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8718 2007-03-11 Ian Lance Taylor <iant@google.com>
8720 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8721 the *_DIV_EXPR codes correctly with overflow infinities.
8723 2007-03-11 Ira Rosen <irar@il.ibm.com>
8725 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8726 indicate success/failure of the analysis. Add negation to subtrahend
8727 in case of subtraction. Fail if both operands contain constants.
8728 (create_data_ref): Fail if analyze_offset fails.
8730 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8732 * config/i386/i386.md (frndintxf2): Rename to ...
8733 (rintxf2): ... this. Remove expander having same name.
8734 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8735 (roundsf2, rounddf2): Ditto.
8736 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8737 (lround<mode>di2, lround<mode>si2): Ditto.
8739 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8741 * lower-subreg.c: Include except.h.
8742 (decompose_multiword_subregs): Verify that the only control flow
8743 insns we can split are loads to multi-words pseudos.
8744 Handle breaking such blocks after splitting, instead of calling
8745 find_many_sub_basic_blocks.
8747 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8748 on the new basic block. Add a lengthy comment explaining why we
8749 thought this was necessary.
8750 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8752 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8755 * tree.c (walk_type_fields): Recurse into the element type of
8756 ARRAY_TYPEs if there is a pointer set.
8758 2007-03-10 Dirk Mueller <dmueller@suse.de>
8760 * c-common.c (warn_logical_operator): Fix condition.
8762 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8764 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8766 * config/darwin.c (machopic_select_section): Remove superfluous
8767 argument in call to categorize_decl_for_section. Remove unused
8770 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8772 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8774 * configure: Regenerate.
8776 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8780 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8781 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8782 Add LABEL_NUSES to emitted label.
8783 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8784 branch probability value to emitted jump insn.
8785 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8786 Do not check life information and do not re-arrange input operands
8787 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8789 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8791 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8792 the change of decode_asm_operands.
8794 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8796 * mode-switching.c (create_pre_exit): Skip blockage insn.
8798 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8800 * tree-pass.h (TODO_update_smt_usage): Remove.
8802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8806 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8808 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8809 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8810 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8813 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8815 * gcc.c: Document %{, in big comment at top.
8816 (input_suffix_matches): Remove special handling for .s and
8818 (input_spec_matches): New.
8819 (handle_braces): Handle %{,.
8820 (validate_switches): ',' indicates a value which is not a switch.
8821 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8822 to detect assembler input.
8823 * config/i386/sol2.h (CPP_SPEC): Likewise.
8824 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8825 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8826 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8827 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8828 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8829 -m64 causes deployment target to default to 10.5.
8830 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8832 2007-03-09 Richard Henderson <rth@redhat.com>
8835 * target.h (targetm.asm.out.reloc_rw_mask): New.
8836 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8837 (TARGET_ASM_OUT): Use it.
8838 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8839 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8840 use the new reloc_rw_mask target hook instead.
8841 (default_section_type_flags_1): Merge into...
8842 (default_section_type_flags): ... here.
8843 (decl_readonly_section_1): Merge into...
8844 (decl_readonly_section): ... here.
8845 (default_elf_select_section_1): Merge into...
8846 (default_elf_select_section): ... here.
8847 (default_unique_section_1): Merge into...
8848 (default_unique_section): ... here.
8849 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8850 (default_select_rtx_section): Use it.
8851 (default_elf_select_rtx_section): Likewise.
8852 * output.h: Update to match.
8853 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8854 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8855 (TARGET_ASM_RELOC_RW_MASK): New.
8856 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8857 to categorize_decl_for_section.
8858 (x86_64_elf_unique_section): Likewise.
8859 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8860 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8861 (TARGET_ASM_RELOC_RW_MASK): New.
8862 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8863 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8864 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8865 (TARGET_RWRELOC): Remove.
8866 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8867 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8868 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8869 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8870 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8871 (rs6000_xcoff_select_section): Use decl_readonly_section.
8872 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8873 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8874 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8875 (TARGET_SECTION_TYPE_FLAGS): Remove.
8876 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8878 2007-03-09 Roger Sayle <roger@eyesopen.com>
8880 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8881 complex constant equality/inequality comparisons for here.
8882 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8883 known at compile-time or can be simplified to a scalar comparison.
8884 (fold_relational_const): Move compile-time evaluation of complex
8885 constant equality/inequality comparisons to here.
8887 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8889 PR rtl-optimization/30643
8890 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8892 (fold_rtx): Recurse, like before 2006-11-03.
8894 2007-03-09 DJ Delorie <dj@redhat.com>
8896 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8899 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8901 PR tree-optimization/30375
8902 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8903 LHS of statements is not the same.
8904 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8906 2007-03-09 Chao-ying Fu <fu@mips.com>
8908 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8910 * doc/invoke.texi (-mdspr2): Document new option.
8911 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8912 New unspec for DSP REV 2.
8913 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8914 these instructions are extended in DSP REV 2.
8915 (mips-dspr2.md): Include.
8916 * config/mips/mips.opt (mdspr2): New option.
8917 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8918 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8919 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8920 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8921 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8922 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8923 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8925 (bdesc_map): Add one field of unsupported_target_flags.
8926 (bdesc_arrays): Update entries to have extra fields. Add
8928 (mips_init_builtins): Initialize new function types.
8929 Check unsupported_target_fileds to filter out builtins.
8930 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8932 (ASM_SPEC): Pass mdspr2 to the assembler.
8933 * config/mips/mips-dspr2.md: New file.
8935 2007-03-09 Sa Liu <saliu@de.ibm.com>
8937 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8939 2007-03-09 Ian Lance Taylor <iant@google.com>
8941 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8942 argument) like -Wstrict-overflow=2.
8943 * doc/invoke.texi (Warning Options): Update documentation.
8945 2007-03-09 Dirk Mueller <dmueller@suse.de>
8948 * doc/invoke.texi (-Wlogical-op): Document.
8949 * common.opt (-Wlogical-op): New.
8950 * c-common.h (warn_logical_operator): Declare.
8951 * c-common.c (warn_logical_operator): Define.
8952 * c-typeck.c (parser_build_binary_op): Call
8953 warn_logical_operator.
8955 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8957 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8958 * final.c (final_scan_insn): Test for non-"" file name.
8960 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8962 * doc/loop.texi: Document the Omega linear constraints solver.
8963 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8964 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8965 omega-hash-table-size, omega-max-keys, and
8966 omega-eliminate-redundant-constraints.
8967 * tree-pass.h (pass_check_data_deps): Declared.
8970 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8971 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8972 pass_check_data_deps): New.
8973 * tree-data-ref.c (init_data_ref): Remove declaration.
8974 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8975 (analyze_array): Renamed init_array_ref, move up initializations.
8976 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8977 Removed arguments that are set to NULL.
8978 (analyze_indirect_ref): Correct indentation, correct call to
8980 (object_analysis): Call init_array_ref instead of analyze_array.
8981 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8982 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8983 of DR_ACCESS_FNS_ADDR.
8984 (init_omega_eq_with_af, omega_extract_distance_vectors,
8985 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8986 ddr_consistent_p): New.
8987 (compute_affine_dependence): Check consistency of ddrs when
8988 flag_check_data_deps is passed.
8989 (analyze_all_data_dependences): Uncomment.
8990 (tree_check_data_deps): New.
8991 * tree-data-ref.h: Include omega.h.
8992 (DR_ACCESS_FNS_ADDR): Removed.
8993 (data_dependence_relation): Add inner_loop.
8994 (DDR_INNER_LOOP): New.
8995 * common.opt (fcheck-data-deps): New.
8996 * tree-flow.h (tree_check_data_deps): Declare.
8997 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8998 (OBJS-common): Depend on omega.o.
9000 * passes.c (pass_check_data_deps): Scheduled.
9001 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9002 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9003 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9004 PARAM_VECT_MAX_VERSION_CHECKS,
9005 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9007 2007-03-09 Richard Guenther <rguenther@suse.de>
9009 PR tree-optimization/30904
9011 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9012 the same way as *_DIV_EXPR.
9014 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9016 * recog.c (decode_asm_operands): No mixed declarations and code.
9018 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9020 * rtl.def (ASM_INPUT): Add location.
9021 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9022 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9023 (decode_asm_operands): Add loc operand.
9024 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9025 * stmt.c (expand_asm): Rename to...
9026 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9027 gen_rtx_ASM_INPUT_loc.
9028 (expand_asm_expr): Adjust.
9029 * recog.c (decode_asm_operands): Add loc operand.
9030 (check_asm_operands, extract_insn): Adjust.
9031 * reload1.c (maybe_fix_stack_asms): Likewise.
9032 * final.c (asm_insn_count): Likewise.
9033 (final_scan_insn): Output # line before and after asm.
9035 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9037 * tree-ssa-structalias.c (variable_info): Remove
9039 (new_var_info): Ditto.
9040 (shared_bitmap_info_t): New structure.
9041 (shared_bitmap_table): New variable.
9042 (shared_bitmap_hash): New function.
9043 (shared_bitmap_eq): Ditto
9044 (shared_bitmap_lookup): Ditto.
9045 (shared_bitmap_add): Ditto.
9046 (merge_smts_into): Change to take bitmap directly.
9047 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9048 (init_alias_vars): Init shared bitmap hashtable.
9049 (delete_points_to_sets): Delete shared bitmap hashtable.
9050 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9051 is_aliased removal as a change that was still necessary was
9054 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9056 * config/i386/i386.h (override_options): Conditionally disable
9057 x86_sahf for 64bit targets only.
9059 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9062 * c-decl.c (merge_decls): Don't call make_var_volatile.
9063 * varasm.c (make_var_volatile): Remove.
9064 * output.h (make_var_volatile): Remove.
9066 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9068 PR tree-optimization/31085
9069 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9071 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9073 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9074 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9075 ATTR_CONST_NOTHROW_LIST.
9077 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9080 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9082 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9084 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9087 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9089 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9090 passed, use shared libgcc.
9092 2007-03-08 Roger Sayle <roger@eyesopen.com>
9094 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9095 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9096 (honor_protect_cleanup_actions, lower_try_finally_switch):
9098 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9099 ifc_temp_var): Likewise.
9100 * tree-inline.c (setup_one_parameter): Likewise.
9101 * tree-mudflap.c (mf_decl_cache_locals,
9102 mf_build_check_statement_for): Likewise.
9103 * tree-nested.c (init_tmp_var, save_tmp_var,
9104 finalize_nesting_tree_1): Likewise.
9105 * tree-outof-ssa.c (insert_copy_on_edge,
9106 insert_backedge_copies): Likewise.
9107 * tree-profile.c (tree_gen_edge_profiler,
9108 tree_gen_ic_profiler): Likewise.
9109 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9110 * tree-sra.c (sra_build_assignment): Likewise.
9111 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9112 * tree-ssa-math-opts.c (insert_reciprocals,
9113 execute_cse_sincos_1): Likewise.
9114 * tree-tailcall.c (adjust_accumulator_values,
9115 adjust_return_value): Likewise.
9116 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9117 * tree-vect-transform.c (vect_create_data_ref_ptr,
9118 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9119 vect_create_epilog_for_reduction, vectorizable_reduction,
9120 vectorizable_call, vectorizable_conversion,
9121 vectorizable_assignment, vectorizable_operation,
9122 vectorizable_type_demotion, vect_gen_widened_results_half,
9123 vect_permute_store_chain, vectorizable_store,
9124 vect_setup_realignment, vect_permute_load_chain,
9125 vectorizable_load, vectorizable_condition,
9126 vect_create_cond_for_align_checks): Likewise.
9127 * tree-vrp.c (build_assert_expr_for): Likewise.
9129 2007-03-08 Ian Lance Taylor <iant@google.com>
9131 * tree-vrp.c: Include "intl.h".
9132 (usable_range_p): New static function.
9133 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9134 overflowed values, juts set *strict_overflow_p.
9135 (compare_values): Only return -2 if one of the operands is not a
9137 (compare_ranges): Call usable_range_p.
9138 (compare_range_with_value): Likewise.
9139 (vrp_evaluate_conditional_warnv): Rename from
9140 vrp_evaluate_conditional. Make static. Change all callers.
9141 (vrp_evaluate_conditional): New function.
9142 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9144 (simplify_abs_using_ranges): Likewise.
9145 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9146 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9147 within_stmt parameter.
9148 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9149 vrp_evaluate_conditional.
9150 * tree-ssa-threadedge.c
9151 (record_temporary_equivalences_from_stmts_at_dest): Change
9152 simplify parameter to take a second tree parameter.
9153 (simplify_control_stmt_condition): Likewise.
9154 (thread_across_edge): Likewise.
9155 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9156 (thread_across_edge): Likewise.
9157 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9159 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9161 * config/i386/i386.h (TARGET_SAHF): New define.
9162 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9163 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9164 (x86_sahf): New global variable.
9165 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9166 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9167 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9168 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9170 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9171 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9172 when expanding fcomi/sahf based tests.
9173 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9174 expanding sahf based alternative. Emit sahf based sequence when
9175 optimizing for code size.
9176 * config/i386/i386.md (x86_sahf_1): Do not disable for
9177 TARGET_64BIT, enable for TARGET_SAHF.
9179 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9181 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9182 spurious whitespace from error message.
9184 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9187 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9189 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9191 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9193 * tree-sra.c (instantiate_element): Propagate disabled warnings
9194 from the element itself to the created variable.
9196 2007-03-07 Richard Henderson <rth@redhat.com>
9199 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9200 silently fix up the stack in the case of a missing register.
9202 2007-03-07 Paul Brook <paul@codesourcery.com>
9204 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9206 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9208 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9210 (phase1_vrs): Use them.
9211 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9212 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9213 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9214 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9215 __gnu_Unwind_Restore_WMMXC if required.
9216 (_Unwind_VRS_Pop): Implement iWMMXt support.
9217 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9218 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9219 gnu_Unwind_Save_WMMXC): Define.
9221 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9223 * config/vxworks.h (vxworks_override_options): Declare.
9224 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9225 * config/vxworks.c: Include target.h and toplev.h.
9226 (vxworks_override_options): New function.
9227 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9229 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9231 * config/s390/s390.c (override_options): Don't emit an error when
9232 -mstack-size is used without providing -mstack-guard.
9233 (s390_emit_prologue): Choose stack_guard value automatically if not
9234 provided via command line.
9235 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9237 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9239 * config/i386/i386.c (output_set_got): Add a GOT initialization
9240 sequence for VxWorks PIC.
9241 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9242 around labels as well as symbols. Use gotoff_operand instead
9243 of local_symbolic_operand.
9244 (legitimize_pic_address): Use gotoff_operand instead of
9245 local_symbolic_operand. Use @GOT accesses for labels as
9247 (ix86_output_addr_diff_elt): Use PC-relative rather than
9248 GP-relative offsets for VxWorks PIC.
9249 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9250 no_new_pseudos. Check whether the returned register is op0.
9251 * config/i386/i386.md (tablejump): Use PC-relative rather than
9252 GP-relative offsets for VxWorks PIC.
9253 * config/i386/predicates.md (gotoff_operand): New predicate.
9255 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9257 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9259 * config/vxworks-dummy.h: New file.
9260 * config/i386/i386.h: Include it.
9262 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9264 * dwarf2out.c (is_inlined_entry_point): New
9265 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9266 DW_AT_ranges if the first subblock is the entry point.
9268 2007-03-06 David Daney <ddaney@avtrex.com>
9270 * doc/install.texi (mips-*-*): Change recommended binutils
9273 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9275 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9276 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9278 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9279 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9281 2007-03-06 Jan Hubicka <jh@suse.cz>
9283 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9284 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9286 (probably_cold_bb_p): Cold functions are cold.
9287 (probably_never_executed_bb_p): Cold functions are cold.
9288 (tree_bb_level_predictions): Predict calls to cold functions as not
9290 (compute_function_frequency): Check hot/cold attributes.
9291 * function.h (function_frequency): Update comments.
9292 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9293 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9294 (c_common_att): Add cold and hot.
9296 * doc/extend.texi (hot,cold attributes): Document.
9298 2007-03-06 Andrew Haley <aph@redhat.com>
9300 * function.c (expand_function_end): Move blockage to just after we
9301 emit the label for the naked return from the function.
9303 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9305 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9308 2007-03-06 Jan Hubicka <jh@suse.cz>
9310 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9311 loaded for constant large models. Non-large 64bit PIC can do.
9312 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9313 * cmodel.h: Add LARGE PIC.
9314 * i386.md (UNSPEC_PLTOFF): New.
9315 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9317 (*call_1_rex64): Disable for large models.
9318 (*call_1_rex64_large): New.
9319 (*call_value_1_rex64): Disable for large models.
9320 (*call_value_1_rex64_large): New.
9321 (set_rip_rex4): New.
9322 (set_got_offset_rex64): New.
9323 * predicates.md (constant_call_address_operand): For large model
9324 constant calls are not possible.
9325 * i386-protos.h (construct_plt_address): Declare.
9326 * i386.c (override_options): Accept large models.
9327 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9328 (legitimate_constant_p): Add new UNSPECs.
9329 (legitimate_pic_operand_p): Likewise.
9330 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9331 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9333 (output_pic_addr_const): Add PLTOFF.
9334 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9335 (ix86_expand_move): Legitimize pic address when in PIC mode.
9336 (construct_plt_address): New function.
9337 (ix86_expand_call): Offload the address to register and use GOT pointer
9339 * invoke.texi (mcmodel=large): Update documentation.
9341 2007-03-06 Richard Henderson <rth@redhat.com>
9343 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9344 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9345 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9346 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9347 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9348 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9349 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9350 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9351 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9352 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9353 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9354 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9355 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9356 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9357 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9358 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9359 x86_schedule, x86_use_bt, x86_pad_returns,
9360 x86_use_xchgb): Merge into ...
9361 (ix86_tune_features): ... here. New array.
9362 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9363 x86_bswap): Merge into ...
9364 (ix86_arch_features): ... here. New array.
9365 (x86_3dnow_a): Remove.
9366 (x86_accumulate_outgoing_args): Make static.
9367 (x86_arch_always_fancy_math_387): Make static.
9368 (ix86_tune_mask, ix86_arch_mask): Move ...
9369 (override_options): ... to local variables here. Apply the
9370 appropriate mask to each element of ix86_arch_features and
9371 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9372 as were done in the old macros.
9373 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9374 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9375 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9376 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9377 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9378 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9379 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9380 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9381 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9382 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9383 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9384 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9385 x86_accumulate_outgoing_args, x86_prologue_using_move,
9386 x86_epilogue_using_move, x86_decompose_lea,
9387 x86_arch_always_fancy_math_387, x86_shift1,
9388 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9389 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9390 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9391 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9392 x86_use_incdec, x86_pad_returns, x86_bswap,
9393 x86_partial_flag_reg_stall): Remove.
9394 (enum ix86_tune_indices): New.
9395 (ix86_tune_features): New.
9396 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9397 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9398 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9399 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9400 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9401 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9402 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9403 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9404 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9405 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9406 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9407 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9408 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9409 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9410 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9411 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9412 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9413 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9414 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9415 TARGET_EXT_80387_CONSTANTS): Use it.
9416 (enum ix86_arch_indices): New.
9417 (ix86_arch_features): New.
9418 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9419 TARGET_BSWAP): Use it.
9420 (ix86_tune_mask, ix86_arch_mask): Remove.
9422 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9425 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9426 Define using $${sysroot_headers_suffix}.
9427 * configure: Regenerate.
9428 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9429 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9431 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9432 * gcc.c (print_sysroot_headers_suffix): New.
9433 (option_map): Include --print-sysroot-headers-suffix.
9434 (display_help): Mention -print-sysroot-headers-suffix.
9435 (process_command): Handle -print-sysroot-headers-suffix.
9436 (do_spec_1): Append multilib directory to include-fixed path if
9437 sysroot suffixes in use.
9438 (main): Handle -print-sysroot-headers-suffix.
9439 * Makefile.in (start.encap): Don't depend on xlimits.h
9440 (xlimits.h): Remove.
9441 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9442 limits.h for each multilib in fixinc_list.
9443 (fixinc_list, s-fixinc_list): New.
9444 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9445 generate them for each multilib in fixinc_list.
9446 (stmp-fixproto): Use include-fixed. Run fixproto for each
9447 multilib in fixinc_list.
9448 (mostlyclean): Don't remove xlimits.h.
9449 (clean): Remove include-fixed.
9450 (real-install-headers-tar, real-install-headers-cpio,
9451 real-install-headers-cp): Don't copy include, only include-fixed.
9452 (install-mkheaders): Depend on fixinc_list. Don't depend on
9453 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9454 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9455 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9457 2007-03-06 Jan Hubicka <jh@suse.cz>
9459 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9464 * configure.ac: Allow tm_file to contain build-directory files.
9465 * configure: Regenerate.
9466 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9467 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9468 * config/m68k/print-sysroot-suffix.sh: New file.
9470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9472 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9473 of pic_offset_table_rtx if reload_completed.
9474 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9475 PIC_OFFSET_TABLE_REGNUM.
9476 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9478 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9479 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9481 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9483 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9484 functions that call eh_return.
9486 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9488 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9489 functions that need a constant pool.
9491 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9494 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9495 (m68k_preferred_reload_class): Likewise.
9496 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9497 (SECONDARY_RELOAD_CLASS): Define.
9498 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9499 (LIMIT_RELOAD_CLASS): Delete.
9500 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9501 registers from storing bytes.
9502 (m68k_secondary_reload_class): New function.
9503 (m68k_preferred_reload_class): Likewise.
9505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9507 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9509 (m68k_expand_prologue): Likewise.
9511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9513 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9514 (mips_expand_epilogue): Add a bool parameter.
9515 (m68k_legitimize_sibcall_address): Declare.
9516 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9517 (m68k_expand_epilogue): Add a parameter to select between sibling
9518 and normal epilogues. Only generate a return for the latter.
9519 (m68k_ok_for_sibcall_p): New function.
9520 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9521 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9522 (sibcall_value, *sibcall_value): Likewise.
9523 (*call, *call_value): Require !SIBLING_CALL_P.
9524 (epilogue): Update call to m68k_expand_epilogue.
9525 (sibcall_epilogue): New pattern.
9526 * config/m68k/predicates.md (const_call_operand): Say that this
9527 predicate applies to sibling calls too.
9528 (sibcall_operand): New predicate.
9530 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9532 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9533 alternatives as movsi_cf.
9534 (movsf_cf_hard): Add commentary.
9536 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9537 Richard Sandiford <richard@codesourcery.com>
9539 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9540 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9541 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9542 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9543 as being live on exit from an interrupt function.
9544 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9545 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9546 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9547 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9548 (m68k_interrupt_function_p): Globalize.
9549 (m68k_compute_frame_layout): Remove reverse mask code.
9550 (m68k_emit_movem, m68k_set_frame_related): New functions.
9551 (m68k_output_function_prologue): Delete in favor of...
9552 (m68k_expand_prologue): ...this new function.
9553 (m68k_output_function_epilogue): Delete in favor of...
9554 (m68k_expand_epilogue): ...this new function.
9555 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9557 (print_operand): Handle %?.
9558 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9559 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9560 (prologue, epilogue): New patterns.
9561 (return): Turn into a define_expand.
9562 (*return): New pattern, derived from old "return" pattern. Use rte
9563 rather than rts for interrupt functions. Only use rtd if the pop
9565 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9566 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9567 (link, *link, unlink, *unlink, load_got): Likewise.
9569 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9573 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9574 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9575 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9576 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9577 and m68k_matches_u_p.
9578 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9579 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9580 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9581 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9582 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9583 (REG_STRICT_P): New macro.
9584 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9585 PCREL_GENERAL_OPERAND_OK.
9586 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9587 m68k_legitimate_base_reg_p.
9588 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9589 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9590 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9591 * config/m68k/m68k.c (m68k_address): New structure.
9592 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9593 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9594 (m68k_jump_table_ref_p, m68k_decompose_address)
9595 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9596 (m68k_matches_u_p): New functions.
9597 (print_operand_address): Rewrite to use m68k_decompose_index.
9599 2007-03-05 David Taylor <dtaylor@emc.com>
9601 * gcc.c: Correct copyright date in --version output.
9603 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9605 * pa.md: In unamed move patterns, disparge copies between general
9606 and floating point registers using '?' modifier. Don't include 'f'
9607 constraint for register preferences in DImode, SImode, HImode and
9608 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9609 Remove constraints for copies between general and floating registers
9610 in soft-float DFmode pattern.
9611 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9615 2007-03-05 Mike Stump <mrs@apple.com>
9617 * c-common.c (targetcm): Add.
9618 * c-opts.c (c_common_handle_option): Handle language specific
9620 * opts.c (handle_option): Verify language for target options, if
9622 * opth-gen.awk: Add CL_LANG_ALL.
9623 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9624 (TARGETCM_INITIALIZER): Add.
9625 * target.h (struct gcc_targetcm): Add.
9627 * targhooks.c (default_handle_c_option): Add.
9628 * targhooks.h (default_handle_c_option): Add.
9629 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9631 * config/darwin.opt (iframework): Add.
9632 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9633 * config/darwin-c.c (handle_c_option): Add.
9634 (TARGET_HANDLE_C_OPTION): Add.
9636 * doc/invoke.texi (Darwin Options): Add -iframework.
9638 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9640 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9643 2007-03-05 Ian Lance Taylor <iant@google.com>
9645 * c.opt (fgnu89-inline): New option.
9646 * c-opts.c (c_common_post_options): Set default value for
9648 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9649 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9651 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9652 (grokdeclarator, start_function): Likewise.
9653 * c-cppbuiltin.c (c_cpp_builtins): Define either
9654 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9655 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9656 (C Dialect Options): Document -fgnu89-inline.
9657 * doc/extend.texi (Function Attributes): Explain what the
9658 gnu_inline attribute does.
9659 * doc/cpp.texi (Common Predefined Macros): Document
9660 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9662 2007-03-05 Ian Lance Taylor <iant@google.com>
9664 PR tree-optimization/31034
9665 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9666 half-range if the other side is an overflow infinity.
9668 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9670 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9671 (bfin*-linux-uclibc*): New configuration.
9672 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9674 * config/bfin/linux.h: New file.
9675 * config/bfin/libgcc-bfin.ver: New file.
9676 * config/bfin/t-bfin-uclinux: New file.
9677 * config/bfin/t-bfin-linux: New file.
9678 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9679 (TARGET_OS_CPP_BUILTINS): New macro.
9681 2007-03-05 Richard Guenther <rguenther@suse.de>
9683 * fold-const.c (fold_binary): Remove duplicate folding
9684 of comparison of non-null ADDR_EXPR against null.
9686 2007-03-05 Richard Guenther <rguenther@suse.de>
9687 Dorit Nuzman <dorit@il.ibm.com>
9689 PR tree-optimization/26420
9690 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9691 are no loops in the function. Only print the number of
9692 vectorized loops if it is greater than zero or we are supposed
9693 to print information about unvectorized loops.
9695 2007-03-05 Revital Eres <eres@il.ibm.com>
9697 * gcc.dg/var-expand1.c: New test.
9698 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9699 when an accumulator is expanded.
9701 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9704 * c-common.c (convert_and_check): Don't give warnings for
9705 conversion if 'expr' already overflowed.
9707 2007-03-04 Roger Sayle <roger@eyesopen.com>
9710 * fold-const.c (fold_comparison): Enforce type consistency when
9711 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9713 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9715 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9716 containing a cast to the base of TARGET_MEM_REF.
9718 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9720 * tree.c (tree_contains_struct_check_failed): Remove spurious
9721 whitespace from error message.
9723 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9726 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9727 instead of precision.
9729 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9730 Nathan Sidwell <nathan@codesourcery.com>
9732 * emit-rtl.c (find_auto_inc): New.
9733 (try_split): recreate REG_INC notes,
9734 Use regular for loops rather than whiles.
9736 2007-03-03 Andreas Schwab <schwab@suse.de>
9738 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9739 * configure: Regenerate.
9741 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9743 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9744 flag_rounding_math, not flag_unsafe_math_optimizations.
9746 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9748 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9749 alpha_fold_vector_minmax): Likewise.
9750 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9751 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9753 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9755 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9756 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9757 if the lhs has side-effects.
9758 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9760 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9762 * config/i386/i386.h (TUNEMASK): Remove define.
9763 (ARCHMASK): Remove define.
9764 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9765 Use ix86_arch_mask variable instead of ARCHMASK.
9766 * config/i386/i386.c (override_options): Ditto.
9767 (standard_80387_constant_p): Ditto.
9769 2007-03-02 Ian Lance Taylor <iant@google.com>
9771 Used signed infinities in VRP.
9772 * tree-vrp.c (uses_overflow_infinity): New static function.
9773 (supports_overflow_infinity): New static function.
9774 (make_overflow_infinity): New static function.
9775 (negative_overflow_infinity): New static function.
9776 (positive_overflow_infinity): New static function.
9777 (is_negative_overflow_infinity): New static function.
9778 (is_positive_overflow_infinity): New static function.
9779 (is_overflow_infinity): New static function.
9780 (overflow_infinity_range_p): New static function.
9781 (compare_values_warnv): New function split out of compare_values.
9782 (compare_value): Call it.
9783 (set_value_range_to_nonnegative): Add overflow_infinity
9784 parameter. Change caller.
9785 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9787 (vrp_expr_computes_nonzero): Likewise.
9788 (compare_ranges, compare_range_with_value): Likewise.
9789 (compare_name_with_value, compare_names): Likewise.
9790 (vrp_evaluate_conditional): Likewise.
9791 (set_value_range): Handle infinity
9792 (vrp_operand_equal_p, operand_less_p): Likewise.
9793 (extract_range_from_assert): Likewise.
9794 (vrp_int_const_binop): Likewise.
9795 (extract_range_from_binary_expr): Likewise.
9796 (extract_range_from_unary_expr): Likewise.
9797 (extract_range_from_comparison): Likewise.
9798 (extract_range_from_expr): Likewise.
9799 (dump_value_range): Likewise.
9800 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9801 (test_for_singularity): Likewise.
9802 (vrp_int_const_binop): Remove inline qualifier.
9803 (adjust_range_with_scev): Add comment.
9804 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9806 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9808 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9809 (get_constraint_for): Likewise.
9810 (do_structure_copy): Likewise.
9811 (find_func_aliases): Fix references to MODIFY_EXPR.
9812 (intra_create_variable_infos): Tidy.
9813 * tree-ssa-operands.c (add_virtual_operand): Add argument
9815 When adding members of alias sets, if IS_CALL_SITE is true and
9816 the symbol is not call-clobbered, skip it.
9819 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9821 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9822 entry by means of emit_insn_at_entry.
9824 2007-03-02 Richard Henderson <rth@redhat.com>
9826 * expr.h (promoted_input_arg): Remove decl.
9827 * function.c (promoted_input_arg): Merge into ...
9828 * combine.c (setup_incoming_promotions): ... only caller.
9829 Rearrange to avoid double loop.
9831 2007-03-02 Ben Elliston <bje@au.ibm.com>
9832 Peter Bergner <bergner@vnet.ibm.com>
9833 Janis Johnson <janis187@us.ibm.com>
9835 * config/rs6000/dfp.md: New file.
9836 * config/rs6000/rs6000.md: Include dfp.md.
9837 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9838 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9839 and TDmode decimal float modes in FP registers.
9840 (num_insns_constant): Likewise.
9841 (rs6000_legitimate_offset_address_p): Likewise.
9842 (rs6000_legitimize_address): Likewise.
9843 (rs6000_legitimize_reload_address): Likewise.
9844 (rs6000_legitimate_address): Likewise.
9845 (rs6000_emit_move): Likewise.
9846 (function_arg_boundary): Likewise.
9847 (function_arg_advance): Likewise.
9848 (rs6000_darwin64_record_arg_recurse): Likewise.
9849 (function_arg): Likewise.
9850 (rs6000_gimplify_va_arg): Likewise.
9851 (rs6000_split_multireg_move): Likewise.
9852 (rs6000_output_function_epilogue): Likewise.
9853 (rs6000_output_function_epilogue): Likewise.
9854 (rs6000_register_move_cost): Likewise.
9855 (rs6000_function_value): Likewise.
9856 (rs6000_libcall_value): Likewise.
9858 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9860 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9862 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9864 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9865 Use $MULTIDIR to choose between the kernel and RTP headers,
9866 and use $WIND_BASE and $WIND_USR to locate them.
9868 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.c (override_options): Put initialization of
9871 ix86_tune_mask and ix86_arch_mask to the correct place.
9873 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9874 Michael Meissner <michael.meissner@amd.com>
9877 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9879 (TARGET_CMOVE): Use ARCHMASK.
9880 (TARGET_CMPXCHG): Ditto.
9881 (TARGET_CMPXCHG8B): Ditto.
9882 (TARGET_XADD): Ditto.
9883 (TARGET_BSWAP): Ditto.
9884 * config/i386/i386.c (ix86_tune_mask): New global variable.
9885 (ix86_arch_mask): Ditto.
9886 (override_options): Initialize ix86_tune_mask and
9887 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9890 2007-03-02 Ben Elliston <bje@au.ibm.com>
9893 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9895 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9897 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9898 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9899 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9900 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9902 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9903 rs6000_init_dwarf_reg_sizes_extra): New.
9904 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9905 SPE register high parts.
9907 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9909 * Makefile.in: Add install-pdf target as
9910 copied from automake v1.10 rules.
9911 * configure.ac: Add install-pdf to target list.
9912 * configure: Regenerate.
9914 2007-03-01 Paul Brook <paul@codesourcery.com>
9916 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9917 modes to LDRD for DImode.
9918 (output_move_double): Fixup out of range ldrd/strd.
9919 (vfp_secondary_reload_class): Rename...
9920 (coproc_secondary_reload_class): ... to this. Add wb argument.
9921 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9922 coproc_secondary_reload_class for CLASS_IWMMXT.
9923 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9924 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9926 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9928 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9929 factor by the estimated number of iterations.
9930 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9933 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9934 decode_caches_intel, detect_caches_intel): New functions.
9935 (host_detect_local_cpu): Use detect_caches_amd and
9936 detect_caches_intel.
9938 2007-03-01 Richard Henderson <rth@redhat.com>
9940 * expr.c (emit_move_complex_push): Export.
9941 (emit_move_complex_parts): Split out from ...
9942 (emit_move_complex): ... here.
9943 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9944 * config/i386/i386.md (movcdi): New.
9946 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9948 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9949 size of mode1 to check for tieable modes in MMX case.
9951 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9953 * Makefile.in (rtlanal.o): Depend on tree.h.
9954 * rtl.h (offset_within_section_p, split_const): Declare.
9955 * rtlanal.c: Include tree.h.
9956 (offset_within_block_p): New function, taken from
9957 mips_offset_within_object_p.
9958 (split_const): New function, taken from mips_split_const.
9959 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9961 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9962 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9963 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9964 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9965 (m68k_illegitimate_symbolic_constant_p): New function.
9966 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9967 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9968 symbolic constant that might be outside the symbol's section,
9969 move the symbol first and then add the offset.
9970 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9972 * config/mips/mips.c (mips_split_const): Delete.
9973 (mips_offset_within_object_p): Delete.
9974 (mips_symbolic_constant_p): Use offset_within_section_p and
9975 split_const instead of mips_offset_within_object_p and
9977 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9978 (mips_legitimize_const_move, print_operand_reloc)
9979 (mips_dangerous_for_la25_p): Use split_const instead of
9982 2007-02-28 Eric Christopher <echristo@apple.com>
9984 * Makefile.in (install-include-dir): Don't rm -rf include.
9986 2007-02-28 Richard Guenther <rguenther@suse.de>
9989 * fold-const.c (fold_binary): Do not associate expressions
9990 with more than one variable for integer types that do not wrap.
9992 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9994 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9995 Delete, and replace with...
9996 (fold_builtin_call_array): This. Update callers to use it.
9997 * fold-const.c (fold_build_call_list): Delete, and replace with...
9998 (fold_build_call_array): This.
9999 (fold_build_call_list_initializer): Delete, and replace with...
10000 (fold_build_call_array_initializer): This.
10001 * tree.h: Update declarations to reflect above changes.
10003 * c-typeck.c (build_function_call): Store converted arguments
10004 in a stack-allocated array instead of building a list.
10005 (convert_arguments): Store arguments in the array passed in as an
10006 argument, and return the actual number of arguments.
10007 * c-format.c: (check_function_format): Pass arguments in an
10008 array instead of a list.
10009 * c-common.c (check_function_nonnull): Likewise.
10010 (check_function_sentinel): Likewise.
10011 (check_function_arguments): Likewise.
10012 * c-common.h: Update declarations to reflect above changes.
10014 2007-02-28 Jan Hubicka <jh@suse.cz>
10016 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10017 PRED_NEGATIVE_RETURN): Update outcomes.
10019 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10021 * calls.c (emit_library_call_value_1): Handle partial registers
10022 correctly when building up CALL_INSN_FUNCTION_USAGE.
10024 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10026 * pa/predicates.md (move_src_operand): Allow zero for mode.
10027 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10030 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10034 *movv2df_internal): Enable pattern only for valid operand
10036 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10037 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10039 2007-02-27 Mike Stump <mrs@apple.com>
10041 * config/darwin-crt3.c: Avoid compilation when compiling for a
10044 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10046 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10048 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10049 for fixed headers and limits.h.
10050 (install-include-dir, install-headers-tar, install-headers-cpio,
10051 install-headers-cp, real-install-headers-tar,
10052 real-install-headers-cpio, real-install-headers-cp): Handle
10053 include-fixed as well as include.
10054 (install-mkheaders): Don't install files that go only in include
10056 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10057 from GCC_INCLUDE_DIR.
10058 * gcc.c (process_command): Remove special -BstageN/ handling.
10059 (do_spec_1): Add include-fixed directories.
10061 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10063 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10065 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10067 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10070 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10072 * c-common.c (get_priority): Add check for
10073 SUPPORTS_INIT_PRIORITY.
10075 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10077 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10079 * config/bfin/bfin.c: Include "cfglayout.h".
10080 (MAX_LSETUP_DISTANCE): New macro.
10081 (struct loop_info): New members incoming, incoming_src and
10082 incoming_dest. Delete member predecessor.
10083 (length_for_loop): New function.
10084 (bfin_optimize_loop): Handle more different loop structures.
10085 (bfin_discover_loop): Rework detection of predecessor blocks by
10086 examining incoming edges.
10087 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10089 (bfin_reorder_loops): New function.
10090 (bfin_reorg_loops): Use these three new functions.
10092 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10093 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10094 (CONSTRAINT_LEN): Add entry for 'q'.
10095 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10096 Add 'q' constraints.
10097 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10098 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10100 * config/bfin/bfin.md (add_with_carry): New pattern.
10101 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10102 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10103 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10104 support unsigned multiplies too. Removed incorrect commutativity from
10105 operand 1 constraint where appropriate.
10106 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10108 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10109 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10111 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10112 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10113 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10114 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10115 usmulhisi_hh_huh): New patterns.
10117 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10118 lshifthi3): Fix output template to use half reg for operand 2.
10120 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10123 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10125 2007-02-27 Andreas Schwab <schwab@suse.de>
10127 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10129 2007-02-27 Jan Hubicka <jh@suse.cz>
10131 * predict.c (last_basic_block_p): Remove.
10132 (tree_estimate_probability): Update return heuristic for commonized
10135 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10137 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10139 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10141 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10142 * doc/cpp.texi: Standardize title page.
10143 * doc/cppinternals.texi: Likewise.
10144 * doc/gcc.texi: Standardize title page, remove version number
10145 from copyright page.
10146 * doc/gccint.texi: Likewise.
10147 * doc/install.texi: Standardize title page, add table of
10150 2007-02-26 Jan Hubicka <jh@suse.cz>
10152 * predict.def: Set outcomes according to more recent results.
10153 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10154 Remove dead predictors.
10155 * predict.c (return_prediction): Fix pasto.
10157 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10159 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10160 change; avoid a memory leak when returning early.
10162 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10164 * c-decl.c (static_ctors): Move to c-common.c.
10165 (static_dtors): Likewise.
10166 (finish_function): Use c_record_cdtor_fn.
10167 (build_cdtor): Move to c-common.c.
10168 (c_write_global_declarations): Use c_build_cdtor_fns.
10169 * c-common.h (static_ctors): Declare.
10170 (static_dtors): Likewise.
10171 (c_record_cdtor_fn): Likewise.
10172 (c_build_cdtor_fns): Likewise.
10173 * c-common.c (static_ctors): New variable.
10174 (static_dtors): Likewise.
10175 (c_record_cdtor_fn): New function.
10176 (build_cdtor): Move from c-decl.c
10177 (c_build_cdtor_fns): New function.
10179 * output.h (assemble_addr_to_section): Declare.
10180 (get_cdtor_priority_section): Likewise.
10181 * varasm.c (assemble_addr_to_section): New function.
10182 (get_cdtor_priority_section): Likewise.
10183 (default_named_section_asm_out_destructor): Use them.
10184 (destor_dtor_section_asm_out_destructor): Likewise.
10185 (default_named_section_asm_out_constructor): Likewise.
10186 (default_ctor_section_asm_out_constructor): Likewise.
10187 * config.gcc (*-*-vxworks*): Include vxworks.o.
10188 * config/t-vxworks (vxworks.o): New target.
10189 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10190 (TARGET_ASM_CONSTRUCTOR): Define.
10191 (TARGET_ASM_DESTRUCTOR): Likewise.
10192 (vxworks_asm_out_constructor): Declare.
10193 (vxworks_asm_out_destructor): Likewise.
10195 * c-common.c (get_priority): Check that we have not just an
10196 INTEGER_CST, but an integer constant with integeral type.
10198 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10200 PR tree-optimization/30938
10201 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10202 use &dt[nargs-1] instead of &dt[nargs] in the call to
10203 vect_is_simple_use().
10205 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10207 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10208 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10209 Do not attempt to handle MEM inside auto-inc expressions.
10210 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10211 of a register modified by an auto-inc expression. However, do handle
10212 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10213 (elimination_effects): Prohibit elimination of a register modified
10214 by an auto-inc expression. Disable register elimination rules whose
10215 target register is modified by an auto-inc expression with variable
10218 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10220 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10222 (array_at_struct_end_p): New function.
10223 (idx_infer_loop_bounds): Use it.
10224 (estimate_numbers_of_iterations_loop): Export.
10225 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10226 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10227 (tree_estimate_probability): Call record_loop_exits.
10228 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10229 (estimated_loop_iterations, estimated_loop_iterations_int,
10230 estimated_loop_iterations_tree): New functions.
10231 (analyze_siv_subscript_cst_affine,
10232 compute_overlap_steps_for_affine_1_2,
10233 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10234 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10235 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10236 (PRED_LOOP_ITERATIONS_GUESSED): New.
10237 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10238 * cfgloop.h (estimate_numbers_of_iterations_loop,
10239 estimated_loop_iterations_int): Declare.
10241 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10243 * doc/extend.texi: Document optional priority argument to
10244 constructors and destructors.
10245 * tree.c (init_priority_for_decl): Adjust GTY markers.
10246 (init_ttree): Use priority-info hash functions for
10247 init_priority_for_decl.
10248 (tree_map_eq): Rename to ...
10249 (tree_map_base_eq): ... this.
10250 (tree_map_marked_p): Rename to ...
10251 (tree_map_base_marked_p): ... this.
10252 (tree_map_base_hash): New function.
10253 (decl_init_priority_lookup): Rework.
10254 (decl_fini_priority_lookup): New function.
10255 (decl_priority_info): New function.
10256 (decl_init_priority_insert): Use it.
10257 (decl_fini_priority_insert): Likewise.
10258 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10260 (decl_restrict_base_insert): Likewise.
10261 (decl_debug_expr_insert): Likewise.
10262 (decl_value_expr_lookup): Likewise.
10263 (decl_value_expr_insert): Likewise.
10264 * tree.h (priority_type): New type.
10265 (decl_init_priority_lookup): Use priority_type.
10266 (decl_fini_priority_lookup): New function.
10267 (decl_init_priority_insert): Use priority_type.
10268 (decl_fini_priority_insert): New function.
10269 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10270 (DECL_INIT_PRIORITY): Likewise.
10271 (SET_DECL_INIT_PRIORITY): Add comment.
10272 (DECL_FINI_PRIORITY): New macro.
10273 (SET_DECL_FINI_PRIORITY): Likewise.
10274 (DEFAULT_INIT_PRIORITY): Document.
10275 (MAX_INIT_PRIORITY): Likewise.
10276 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10277 (tree_map_base): New type.
10278 (tree_map_base_eq): New function.
10279 (tree_map_base_hash): Likewise.
10280 (tree_map_base_marked_p): Likewise.
10281 (tree_map): Inherit from tree_map_base.
10282 (tree_map_eq): Make it a macro.
10283 (tree_map_marked_p): Likewise.
10284 (tree_int_map): Inherit from tree_map_base.
10285 (tree_int_map_eq): Make it a macro.
10286 (tree_int_map_hash): Likewise.
10287 (tree_int_map_marked_p): Likewise.
10288 (tree_priority_map): New type.
10289 (tree_priority_map_eq): New macro.
10290 (tree_priority_map_hash): Likewise.
10291 (tree_priority_map_marked_p): Likewise.
10292 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10294 (emutls_common_1): Likewise.
10295 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10296 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10297 of tree_map hierarchy.
10298 * tree-cfg.c (move_stmt_r): Likewise.
10299 (new_label_mapper): Likewise.
10300 * c-tree.h (c_expand_body): Move to ...
10301 * c-common.h (c_expand_body): ... here.
10302 * c-decl.c (c_expand_body): Move to ...
10303 * c-common.c (c_expand_body): ... here.
10304 (c_common_attribute_table): Allow 1 argument for the constructor
10305 and destructor attributes.
10306 (get_priority): New function.
10307 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10308 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10310 2007-02-24 Jan Hubicka <jh@suse.cz>
10312 PR middle-end/30509
10313 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10315 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10316 Jan Hubicka <jh@suse.cz>
10319 * i386.c (counter_mode): New function.
10320 (expand_set_or_movmem_via_loop): Use it.
10321 (expand_movmem_epilogue): Likewise; fix pasto.
10322 (ix86_expand_movmem): Do emit guard even for constant counts.
10323 (ix86_expand_setmem): Likewise.
10325 2007-02-25 Nick Clifton <nickc@redhat.com>
10327 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10328 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10330 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10333 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10334 count argument with 0x10, not with 0x16.
10335 (expand_setmem_epilogue): Ditto.
10337 2007-02-24 Mike Stump <mrs@apple.com>
10339 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10342 2007-02-24 Richard Guenther <rguenther@suse.de>
10344 PR middle-end/30951
10345 * fold-const.c (fold_binary): Fold x +- CST op x for
10346 EQ_EXPR and NE_EXPR.
10348 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10350 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10352 2007-02-24 Jan Hubicka <jh@suse.cz>
10354 * cgraphunit.c (decide_is_function_needed): Honor
10355 -fkeep-inline-functions.
10357 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10359 * builtins.c (fold_builtin_modf): New.
10360 (fold_builtin_2): Use it.
10362 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10364 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10365 (determine_max_iter): Take additional LOOP arg; all callers changed.
10366 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10367 one using simplifications.
10368 (simplify_using_initial_values): Return if the expression becomes
10369 invalid due to altered regs.
10371 2007-02-23 DJ Delorie <dj@redhat.com>
10373 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10375 2007-02-23 Mike Stump <mrs@apple.com>
10377 * tlink.c (scan_linker_output): Parse linker messages from
10378 darwin9's linker better.
10380 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10383 * varpool.c (varpool_assemble_pending_decls): Set
10384 varpool_last_needed_node to null.
10386 2007-02-23 DJ Delorie <dj@redhat.com>
10388 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10389 alignment bigger than the object file can handle.
10391 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10394 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10395 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10396 (*movsf_1): Penalize MMX moves.
10398 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10400 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10401 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10403 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10405 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10407 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10408 (fold_builtin_1): Use them.
10409 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10410 BUILT_IN_SIGNIFICAND.
10412 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10414 * config/i386/i386.c (bdesc_1arg): Initialize
10415 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10416 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10417 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10418 and IX86_BUILTIN_MOVSLDUP.
10420 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10422 PR rtl-optimization/30841
10423 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10425 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10427 * builtins.c (fold_builtin_frexp): New.
10428 (fold_builtin_2): Use it.
10430 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10432 * doc/invoke.texi (Spec Files): Document getenv spec function.
10434 * gcc.c (getenv_spec_function): New function.
10435 (static_spec_functions): Add it.
10436 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10437 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10440 2007-02-22 Michael Matz <matz@suse.de
10443 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10444 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10446 2007-02-22 Ian Lance Taylor <iant@google.com>
10449 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10450 (mem_loc_descriptor): Call it.
10452 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10453 Ira Rosen <irar@il.ibm.com>
10455 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10457 2007-02-22 Ira Rosen <irar@il.ibm.com>
10459 PR tree-optimization/30843
10460 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10461 stores only after all the group is vectorized.
10463 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10465 PR tree-optimization/30858
10466 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10467 in the reduction cycle have a single use in the loop.
10468 * tree-vectorizer.h (relevant): Add documentation.
10470 2007-02-20 Mike Stump <mrs@apple.com>
10472 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10473 * configure: Regenerate.
10475 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10477 Change the defaults of some parameters and options.
10478 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10479 * config/spu/spu.c (spu_optimization_options): Add.
10480 (spu_override_options): Change params in spu_optimization_options.
10481 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10483 Register 127 is only 16 byte aligned when used as a frame pointer.
10484 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10485 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10486 HARD_FRAME_POINTER_REGNUM.
10487 (spu_legitimate_address): Use regno_aligned_for_reload.
10488 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10489 aligned when frame_pointer_needed is true.
10490 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10492 * config/spu/spu.h (INIT_EXPANDERS): Define.
10494 Make sure shift and rotate instructions have valid immediate operands.
10495 * config/spu/predicates.md (spu_shift_operand): Remove.
10496 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10497 * config/spu/constraints.md (W, O): Extend range.
10498 * config/spu/spu.md (umask, nmask): Define.
10499 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10500 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10501 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10502 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10503 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10504 (lshr<mode>3_reg): Fix rtl description.
10506 Make sure mulhisi immediate operands are valid.
10507 * config/spu/predicates.md (imm_K_operand): Add.
10508 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10510 Generate constants using fsmbi and andi.
10511 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10512 (print_operand, spu_split_immediate, classify_immediate,
10513 fsmbi_const_p): Handle IC_FSMBI2.
10515 Correctly handle a CONST_VECTOR containing symbols.
10516 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10517 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10518 (immediate_load_p): Allow symbols that use 2 instructions to create.
10519 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10520 with symbols when flag_pic is set.
10521 (const_vector_immediate_p): New.
10522 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10523 accept a CONST_VECTOR with symbols.
10524 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10525 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10527 * config/spu/spu.md (high, low): Delete.
10528 (low_<mode>): Define.
10530 Remove INTRmode and INTR_REGNUM, which didn't work.
10531 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10533 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10534 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10535 peephole2 pattern): Don't use INTR or 131.
10536 (movintrcc): Delete.
10537 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10538 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10539 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10540 (UNSPEC_SET_INTR): Add.
10541 * config/spu/spu-modes.def (INTR): Remove.
10543 More accurate warnings about run-time relocations.
10544 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10546 Correctly warn about immediate arguments to specific intrinsics.
10547 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10548 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10549 the instruction predicate.
10551 Fix tree check errors with latest update.
10552 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10554 (spu_expand_builtin): Use CALL_EXPR_FN.
10556 Add missing specific intrinsics.
10557 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10559 * config/spu/spu_internals.h: Ditto.
10561 Fix incorrect operand modifiers.
10562 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10563 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10565 Optimize one case of zero_extend of a vec_select.
10566 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10568 Accept any immediate for hbr.
10569 * config/spu/spu.md (hbr): Change s constraints to i.
10571 2007-02-21 Paul Brook <paul@codesourcery.com>
10573 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10574 condexec_count when skipping USE and CLOBBER.
10576 2007-02-21 Nick Clifton <nickc@redhat.com>
10578 * common.opt (Warray-bounds): Add Warning attribute.
10579 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10581 (fsized-zeroes): Add Optimization attribute.
10582 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10583 * c.opt (Wc++0x-compat): Add Warning attribute.
10585 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10587 PR middle-end/30761
10588 * reload1.c (eliminate_regs_in_insn): In the single_set special
10589 case, attempt to re-recognize the insn before falling back to
10590 having reload fix it up.
10592 2007-02-20 Eric Christopher <echristo@gmail.com>
10594 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10595 Rewrite accordingly.
10596 (frv_read_iacc_argument): Ditto.
10597 (frv_expand_set_builtin): Take a call instead of arglist, update for
10599 (frv_expand_unop_builtin): Ditto.
10600 (frv_expand_binop_builtin): Ditto.
10601 (frv_expand_cut_builtin): Ditto.
10602 (frv_expand_binopimm_builtin): Ditto.
10603 (frv_expand_voidbinop_builtin): Ditto.
10604 (frv_expand_int_void2arg): Ditto.
10605 (frv_expand_prefetches): Ditto.
10606 (frv_expand_voidtriop_builtin): Ditto.
10607 (frv_expand_voidaccop_builtin): Ditto.
10608 (frv_expand_load_builtin): Ditto.
10609 (frv_expand_store_builtin): Ditto.
10610 (frv_expand_mdpackh_builtin): Ditto.
10611 (frv_expand_mclracc_builtin): Ditto.
10612 (frv_expand_mrdacc_builtin): Ditto.
10613 (frv_expand_mwtacc_builtin): Ditto.
10614 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10617 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10619 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10620 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10622 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10623 point instructions.
10624 * configure: Regenerate.
10625 * config.in: Regenerate.
10626 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10627 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10628 masks to power6 and power6x and to POWERPC_MASKS.
10629 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10631 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10632 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10633 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10634 Access PROTOTYPE as variable, not mask.
10636 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10638 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10639 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10640 * combine.c (adjust_for_new_dest): Use it.
10641 * postreload.c (reload_combine): Likewise.
10643 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10645 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10646 notes on an insn with multiple sets, even if single_set returns
10647 non-NULL for that insn.
10649 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10651 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10652 scalbn and scalbln.
10654 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10656 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10657 if user didn't pass it.
10658 * config/i386/darwin.h (CC1_SPEC): Likewise.
10659 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10660 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10661 -mmacosx-version-min.
10663 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10664 Uros Bizjak <ubizjak@gmail.com>
10666 * optabs.h (enum optab_index): Add new OTI_scalb.
10667 (scalb_optab): Define corresponding macro.
10668 * optabs.c (init_optabs): Initialize scalb_optab.
10669 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10671 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10672 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10673 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10674 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10675 flag_unsafe_math_optimizations is set.
10677 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10678 to implement scalbf, scalb and scalbl built-ins as inline x87
10681 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10682 DJ Delorie <dj@redhat.com>
10685 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10686 (diagnostic_report_diagnostic): ... here, and turn them into real
10687 errors. If warnings are inhibited, no need to do anything.
10689 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10691 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10692 better code generation.
10694 2007-02-20 Ben Elliston <bje@au.ibm.com>
10696 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10698 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10700 * config/alpha/alpha.c, config/alpha/alpha.md,
10701 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10702 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10703 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10704 config/arm/lib1funcs.asm: Follow spelling conventions.
10706 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10707 config/fr30/fr30.md, config/i386/i386.h,
10708 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10709 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10710 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10711 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10712 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10713 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10714 config/sparc/sparc.c, config/sparc/sparc.h,
10715 config/sparc/sparc.md, config/spu/constraints.md,
10716 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10719 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10722 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10725 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10727 * doc/invoke.texi (-ftree-lrs): Remove.
10729 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10731 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10734 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10736 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10737 new CALL_EXPR_FN macro for retrieving the function
10738 declaration of the input expression.
10740 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10742 * c.opt (Waddress): New.
10743 * common.opt (Walways-true): Delete.
10744 (Wstring-literal-comparison): Delete.
10745 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10746 -Wstring-literal-comparison. Add -Waddress.
10748 (Walways-true): Delete.
10749 (Wstring-literal-comparison): Delete.
10750 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10751 consistently instead of -Walways-true in example.
10752 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10753 * c-typeck.c (parser_build_binary_op): Replace
10754 -Wstring-literal-comparison and -Walways-true with -Waddress.
10755 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10758 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10760 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10761 without DECL_STRUCT_FUNCTION initialized.
10763 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10765 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10766 due to calls to functions taking pointers as parameters.
10768 2007-02-19 Richard Henderson <rth@redhat.com>
10771 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10774 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10776 * config/s390/s390.c (s390_call_saved_register_used,
10777 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10778 accessed to the new scheme.
10780 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10782 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10783 (cris_print_index, cris_print_operand, cris_print_operand_address)
10784 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10785 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10786 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10787 GET_CODE () == xxx.
10788 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10789 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10790 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10791 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10792 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10793 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10794 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10795 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10796 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10797 (uminsi3, call, call_value): Ditto.
10798 (define_split: indir_to_reg_split, unnamed): Ditto.
10800 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10802 PR tree-optimization/30975
10803 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10806 2007-02-18 Eric Christopher <echristo@gmail.com>
10808 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10809 Remove use of arglist.
10810 (mips_expand_builtin): Remove use of arglist, pass in expr.
10811 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10812 (mips_expand_builtin_movtf): Ditto.
10813 (mips_expand_builtin_compare): Ditto.
10815 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10817 * tree-sra.c (sra_build_assignment): Replace assertion
10818 checking with a comment explaining why it can't be done.
10820 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10822 PR middle-end/30833
10823 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10824 during CALL_EXPR representation conversion.
10825 * tree-ssa-propagate.c (set_rhs): Likewise.
10827 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10829 * tree-sra.c (sra_build_assignment): Disable assertion checking
10832 2007-02-18 Roger Sayle <roger@eyesopen.com>
10834 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10835 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10836 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10838 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10839 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10840 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10841 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10842 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10843 force_gimple_operand): Likewise.
10844 * ipa-cp.c (constant_val_insert): Likewise.
10845 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10846 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10847 perfect_nestify): Likewise.
10848 * langhooks.c (lhd_omp_assignment): Likewise.
10849 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10850 lower_copyprivate_clauses, lower_send_clauses,
10851 lower_send_shared_vars, expand_parallel_call,
10852 expand_omp_for_generic, expand_omp_for_static_nochunk,
10853 expand_omp_for_static_chunk, expand_omp_sections,
10854 lower_omp_single_copy, lower_omp_for_lastprivate,
10855 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10856 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10857 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10860 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10862 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10863 config/sh/sh.md: Follow spelling conventions.
10865 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10866 config/frv/predicates.md: Follow spelling conventions.
10868 * config/m68k/linux-unwind.h: Fix a comment typo.
10869 * target.h: Follow spelling conventions.
10871 2007-02-18 Roger Sayle <roger@eyesopen.com>
10873 PR rtl-optimization/28173
10874 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10875 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10876 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10877 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10878 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10880 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10882 * builtins.c (fold_builtin_load_exponent): New.
10883 (fold_builtin_2): Use it.
10885 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10887 PR rtl-optimization/30773
10888 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10889 if we fail to attach a REG_EQUIV note.
10891 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10892 Roger Sayle <roger@eyesopen.com>
10894 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10896 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10898 * calls.c (initialize_argument_information): Pass original EXP
10899 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10900 code to split complex arguments here, as part of initializing the
10902 (expand_call): Remove code that builds a list of arguments and
10903 inserts implicit arguments into it. Instead, just count how many
10904 implicit arguments there will be so we can determine the size of
10905 the ARGS array, and let initialize_argument_information do the work.
10906 (split_complex_values): Delete unused function.
10908 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10910 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10912 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10914 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10915 for arg pointer based indexed addressing.
10917 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10919 * config/ia64/ia64.h, config/ia64/ia64.md,
10920 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10921 spelling conventions.
10923 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10925 * config/m68k/m68k.c (split_di): New.
10926 * config/m68k/m68k-protos.h: Declare split_di.
10927 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10928 Improve predicate handling and split constant shifts.
10930 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10932 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10933 parameter for register bitfield operations, general predicates
10936 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10938 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10939 * config/m68k/linux-unwind.h: New file.
10941 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10943 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10944 config/i386/athlon.md, config/ia64/ia64.md,
10945 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10946 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10947 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10948 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10949 tree-vect-transform.c: Fix comment typos.
10951 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10953 * sched-deps.c (find_insn_list): Remove.
10954 * sched-int.h: Remove the prototype for find_insn_list.
10956 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10958 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10960 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10961 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10962 darwin_rs6000_override_options.
10963 (C_COMMON_OVERRIDE_OPTIONS): Expect
10964 darwin_macosx_version_min to be non-NULL always.
10965 (TARGET_C99_FUNCTIONS): Likewise.
10966 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10967 (DARWIN_MINVERSION_SPEC): New.
10968 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10969 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10971 (DARWIN_MINVERSION_SPEC): New.
10972 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10974 * config/darwin-c.c (darwin_cpp_builtins): Expect
10975 darwin_macosx_version_min to be non-NULL always.
10977 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10979 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10981 * config/i386/i386.h (x86_use_xchgb): New.
10982 (TARGET_USE_XCHGB): New macro.
10983 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10984 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10985 Split after reload into bswaphi for shifts of 8.
10986 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10987 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10988 or when optimizing for size.
10990 2007-02-16 Richard Guenther <rguenther@suse.de>
10991 Christian Bruel <christian.bruel@st.com>
10993 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10994 DECLs but prefer SSA_NAMEs over DECLs.
10996 2007-02-16 Richard Guenther <rguenther@suse.de>
10998 * tree-flow-inline.h (single_imm_use_p): Remove.
10999 (zero_imm_uses_p): Likewise.
11000 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11001 instead of single_imm_use_p.
11002 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11005 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11008 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11009 nested double- and backquotes.
11011 2007-02-15 Roger Sayle <roger@eyesopen.com>
11013 PR middle-end/30391
11014 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11015 should be unreachable.
11016 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11017 For the time being redirect GIMPLE_MODIFY_STMT to the new
11018 (renamed) build_gimple_modify_stmt_stat.
11019 (build2_gimple_stat): Rename to...
11020 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11021 Always build a GIMPLE_MODIFY_STMT node.
11022 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11023 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11026 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11027 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11028 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11029 expand_complex_div_wide): Likewise.
11030 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11031 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11032 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11033 * tree-ssa-loop-manip.c (create_iv): Likewise.
11034 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11035 abs_replacement): Likewise.
11036 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11037 realify_fake_stores): Likewise.
11039 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11040 node rather than a GIMPLE_MODIFY_STMT node.
11041 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11042 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11044 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11045 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11046 GIMPLE_MODIFY_STMT.
11048 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11050 PR middle-end/30433
11051 * fold-const.c (fold_comparison): Add back the
11052 folding of constant complex comparisions.
11054 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11056 PR middle-end/30729
11057 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11058 effects unknown to this function, return early.
11060 2007-02-15 Ian Lance Taylor <iant@google.com>
11062 * lower-subreg.c (move_eh_region_note): New static function.
11063 (resolve_simple_move): Call it.
11064 (decompose_multiword_subregs): Track blocks for which we resolve a
11065 simple move which is also a control flow insn. Pass them to
11066 find_many_sub_basic_blocks.
11067 (pass_lower_subreg): Add TODO_verify_flow.
11068 (pass_lower_subreg2): Likewise.
11070 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11071 Brooks Moses <brooks.moses@codesourcery.com>
11072 Lee Millward <lee.millward@codesourcery.com>
11074 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11075 (VL_EXP_CLASS_P): New.
11076 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11078 (TREE_OPERAND_CHECK_CODE): Likewise.
11079 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11080 (TREE_RTL_OPERAND_CHECK): Likewise.
11081 (tree_operand_check_failed): Make second parameter the whole tree
11082 instead of its code. Fixed callers.
11083 (VL_EXP_CHECK): New.
11084 (TREE_OPERAND_LENGTH): New.
11085 (VL_EXP_OPERAND_LENGTH): New.
11086 (CALL_EXPR_FN): New.
11087 (CALL_EXPR_STATIC_CHAIN): New.
11088 (CALL_EXPR_ARGS): New.
11089 (CALL_EXPR_ARG): New.
11090 (call_expr_nargs): New.
11091 (CALL_EXPR_ARGP): New.
11092 (build_nt_call_list): Declare.
11093 (build_vl_exp_stat): Declare.
11094 (build_vl_exp): New.
11095 (build_call_list): Declare.
11096 (build_call_nary): Declare.
11097 (build_call_valist): Declare.
11098 (build_call_array): Declare.
11099 (call_expr_arg): Declare.
11100 (call_expr_argp): Declare.
11101 (call_expr_arglist): Declare.
11102 (fold_build_call_list): Declare.
11103 (fold_build_call_list_initializer): Declare.
11104 (fold_call_expr): Declare to replace fold_builtin.
11105 (fold_builtin_fputs): Update to agree with modified definition.
11106 (fold_builtin_strcpy): Likewise.
11107 (fold_builtin_strncpy): Likewise.
11108 (fold_builtin_memory_chk): Likewise.
11109 (fold_builtin_stxcpy_chk): Likewise.
11110 (fold_builtin_strncpy_chk): Likewise.
11111 (fold_builtin_next_arg): Likewise.
11112 (fold_build_call_expr): Declare.
11113 (fold_builtin_call_list): Declare.
11114 (fold_builtin_call_valist): Declare.
11115 (build_call_expr): Declare.
11116 (validate_arglist): Update to agree with modified definition.
11117 (tree_operand_length): New.
11118 (call_expr_arg_iterator): New.
11119 (init_call_expr_arg_iterator): New.
11120 (next_call_expr_arg): New.
11121 (first_call_expr_arg): New.
11122 (more_call_expr_args_p): New.
11123 (FOR_EACH_CALL_EXPR_ARG): New.
11125 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11126 and tcc_gimple_stmt.
11127 (tree_code_size): Update documentation. Use sizeof (tree) rather
11128 than sizeof (char *).
11129 (tree_size): Likewise. Add case for tcc_vl_exp.
11130 (tree_node_structure): Add case for tcc_vl_exp.
11131 (contains_placeholder_p): Likewise.
11132 (substitute_in_expr): Likewise.
11133 (substitute_placeholder_in_expr): Likewise.
11134 (stabilize_reference_1): Likewise.
11135 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11136 to diagnose breakage of this interface for constructing CALL_EXPRs.
11137 (build_nt): Add similar assertion here.
11138 (build_nt_call_list): New.
11139 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11140 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11142 (get_callee_fndecl): Use new CALL_EXPR accessors.
11143 (tree_operand_check_failed): Change parameters to pass entire node
11144 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11145 (process_call_operands): New.
11146 (build_vl_exp_stat): New.
11147 (build_call_list): New.
11148 (build_call_nary): New.
11149 (build_call_valist): New.
11150 (build_call_array): New.
11151 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11152 (call_expr_arglist): New.
11154 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11155 tcc_vl_exp instead of a fixed-size tcc_expression.
11157 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11158 accessors for CALL_EXPRs.
11159 (AGGR_INIT_EXPR): Likewise.
11161 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11162 Brooks Moses <brooks.moses@codesourcery.com>
11163 Lee Millward <lee.millward@codesourcery.com>
11165 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11166 (expand_builtin_nonlocal_goto): Change parameter to be entire
11167 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11168 (expand_builtin_prefetch): Likewise.
11169 (expand_builtin_classify_type): Likewise.
11170 (mathfn_built_in): Return NULL_TREE instead of 0.
11171 (expand_errno_check): Use new CALL_EXPR accessors.
11172 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11173 Return NULL_RTX instead of 0.
11174 (expand_builtin_mathfn_2): Likewise.
11175 (expand_builtin_mathfn_3): Likewise.
11176 (expand_builtin_interclass_mathfn): Likewise.
11177 (expand_builtin_sincos): Likewise.
11178 (expand_builtin_cexpi): Likewise.
11179 (expand_builtin_int_roundingfn): Likewise.
11180 (expand_builtin_int_roundingfn_2): Likewise.
11181 (expand_builtin_pow): Likewise.
11182 (expand_builtin_powi): Likewise.
11183 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11184 of arglist, fixing callers appropriately. Use new CALL_EXPR
11185 accessors and constructors. Return NULL_RTX instead of 0.
11186 (expand_builtin_strstr): Likewise.
11187 (expand_builtin_strchr): Likewise.
11188 (expand_builtin_strrchr): Likewise.
11189 (expand_builtin_strpbrk): Likewise.
11190 (expand_builtin_memcpy): Likewise.
11191 (expand_builtin_mempcpy): Likewise.
11192 (expand_builtin_mempcpy_args): New.
11193 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11194 (expand_builtin_memmove_args): New.
11195 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11196 (expand_movstr): Likewise.
11197 (expand_builtin_strcpy): Likewise.
11198 (expand_builtin_strcpy_args): New.
11199 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11200 (expand_builtin_strncpy): Likewise.
11201 (expand_builtin_memset): Likewise.
11202 (expand_builtin_memset_args): New.
11203 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11204 (expand_builtin_memcmp): Likewise.
11205 (expand_builtin_strcmp): Likewise.
11206 (expand_builtin_strncmp): Likewise.
11207 (expand_builtin_strcat): Likewise.
11208 (expand_builtin_strncat): Likewise.
11209 (expand_builtin_strspn): Likewise.
11210 (expand_builtin_strcspn): Likewise.
11211 (expand_builtin_args_info): Likewise.
11212 (expand_builtin_va_start): Likewise.
11213 (gimplify_va_arg_expr): Likewise.
11214 (expand_builtin_va_end): Likewise.
11215 (expand_builtin_va_copy): Likewise.
11216 (expand_builtin_frame_address): Likewise.
11217 (expand_builtin_alloca): Likewise.
11218 (expand_builtin_bswap): Likewise.
11219 (expand_builtin_unop): Likewise.
11220 (expand_builtin_fputs): Likewise.
11221 (expand_builtin_expect): Likewise.
11222 (expand_builtin_fabs): Likewise.
11223 (expand_builtin_copysign): Likewise.
11224 (expand_builtin_printf): Likewise.
11225 (expand_builtin_fprintf): Likewise.
11226 (expand_builtin_sprintf): Likewise.
11227 (expand_builtin_init_trampoline): Likewise.
11228 (expand_builtin_signbit): Likewise.
11229 (expand_builtin_fork_or_exec): Likewise.
11230 (expand_builtin_sync_operation): Likewise.
11231 (expand_builtin_compare_and_swap): Likewise.
11232 (expand_builtin_lock_test_and_set): Likewise.
11233 (expand_builtin_lock_release): Likewise.
11234 (expand_builtin): Likewise.
11235 (builtin_mathfn_code): Likewise.
11237 (fold_builtin_constant_p): Pass call arguments individually instead
11238 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11239 accessors and constructors. Return NULL_TREE instead of 0.
11240 (fold_builtin_expect): Likewise.
11241 (fold_builtin_classify_type): Likewise.
11242 (fold_builtin_strlen): Likewise.
11243 (fold_builtin_nan): Likewise.
11244 (integer_valued_real_p): Likewise.
11245 (fold_trunc_transparent_mathfn): Likewise.
11246 (fold_fixed_mathfn): Likewise.
11247 (fold_builtin_cabs): Likewise.
11248 (fold_builtin_sqrt): Likewise.
11249 (fold_builtin_cbrt): Likewise.
11250 (fold_builtin_cos): Likewise.
11251 (fold_builtin_cosh): Likewise.
11252 (fold_builtin_tan): Likewise.
11253 (fold_builtin_sincos): Likewise.
11254 (fold_builtin_cexp): Likewise.
11255 (fold_builtin_trunc): Likewise.
11256 (fold_builtin_floor): Likewise.
11257 (fold_builtin_ceil): Likewise.
11258 (fold_builtin_round): Likewise.
11259 (fold_builtin_int_roundingfn): Likewise.
11260 (fold_builtin_bitop): Likewise.
11261 (fold_builtin_bswap): Likewise.
11262 (fold_builtin_logarithm): Likewise.
11263 (fold_builtin_hypot): Likewise.
11264 (fold_builtin_pow): Likewise.
11265 (fold_builtin_powi): Likewise.
11266 (fold_builtin_exponent): Likewise.
11267 (fold_builtin_memset): Likewise.
11268 (fold_builtin_bzero): Likewise.
11269 (fold_builtin_memory_op): Likewise.
11270 (fold_builtin_bcopy): Deleted; call site changed to invoke
11271 fold_builtin_memory_op directly.
11272 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11273 (fold_builtin_strncpy): Likewise.
11274 (fold_builtin_memcmp): Likewise.
11275 (fold_builtin_strcmp): Likewise.
11276 (fold_builtin_strncmp): Likewise.
11277 (fold_builtin_signbit): Likewise.
11278 (fold_builtin_copysign): Likewise.
11279 (fold_builtin_isascii): Likewise.
11280 (fold_builtin_toascii): Likewise.
11281 (fold_builtin_isdigit): Likewise.
11282 (fold_builtin_fabs): Likewise.
11283 (fold_builtin_abs): Likewise.
11284 (fold_builtin_fmin_fmax): Likewise.
11285 (fold_builtin_carg): Likewise.
11286 (fold_builtin_classify): Likewise.
11287 (fold_builtin_unordered_cmp): Likewise.
11289 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11290 New functions split out from fold_builtin_1.
11291 (fold_builtin_n): New.
11292 (fold_builtin_varargs): New.
11293 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11295 (fold_call_expr): New.
11296 (build_function_call_expr): Rewrite to use new helper function.
11297 (fold_builtin_call_list): New.
11298 (build_call_expr): New.
11299 (fold_builtin_call_valist): New.
11300 (rewrite_call_expr): New.
11301 (validate_arg): New.
11302 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11303 of an arglist. Change return type to bool. Use new CALL_EXPR
11306 (fold_builtin_strstr): Pass call arguments individually instead
11307 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11308 accessors and constructors. Return NULL_TREE instead of 0.
11309 (fold_builtin_strchr): Likewise.
11310 (fold_builtin_strrchr): Likewise.
11311 (fold_builtin_strpbrk): Likewise.
11312 (fold_builtin_strcat): Likewise.
11313 (fold_builtin_strncat): Likewise.
11314 (fold_builtin_strspn): Likewise.
11315 (fold_builtin_strcspn): Likewise.
11316 (fold_builtin_fputs): Likewise.
11317 (fold_builtin_next_arg): Likewise.
11318 (fold_builtin_sprintf): Likewise.
11320 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11321 NULL_RTX instead of 0.
11322 (expand_builtin_memory_chk): Likewise.
11323 (maybe_emit_chk_warning): Likewise.
11324 (maybe_emit_sprintf_chk_warning): Likewise.
11326 (fold_builtin_object_size): Pass call arguments individually instead
11327 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11328 accessors and constructors. Return NULL_TREE instead of 0.
11329 (fold_builtin_memory_chk): Likewise.
11330 (fold_builtin_stxcpy_chk): Likewise.
11331 (fold_builtin_strncpy_chk): Likewise.
11332 (fold_builtin_strcat_chk): Likewise.
11333 (fold_builtin_strcat_chk): Likewise.
11334 (fold_builtin_strncat_chk): Likewise.
11335 (fold_builtin_sprintf_chk): Likewise.
11336 (fold_builtin_snprintf_chk): Likewise.
11337 (fold_builtin_printf): Likewise.
11338 (fold_builtin_vprintf): Likewise.
11340 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11342 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11343 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11344 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11345 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11346 (fold_unary): Likewise.
11347 (fold_binary): Likewise.
11348 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11349 ternary expressions.
11350 (fold): Add logic for tcc_vl_exp.
11351 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11352 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11353 (fold_build3_stat): Add assertion to flag broken interface for
11354 constructing CALL_EXPRs.
11355 (fold_build_call_list): New.
11356 (fold_build_call_list_initializer): New.
11357 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11359 (fold_strip_sign_ops): Likewise.
11361 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11362 Brooks Moses <brooks.moses@codesourcery.com>
11363 Lee Millward <lee.millward@codesourcery.com>
11365 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11366 accessors and dump arguments explicitly.
11368 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11370 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11372 (print_call_name): Use new CALL_EXPR accessors.
11374 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11375 CALL_EXPR arguments explicitly instead of as a list. Use
11376 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11378 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11379 (vrp_visit_stmt): Likewise.
11381 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11382 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11384 (force_move_till_expr): Likewise.
11386 * targhooks.c (default_external_stack_protect_fail): Use
11387 build_call_expr instead of build_function_call_expr.
11388 (default_hidden_stack_protect_fail): Likewise.
11390 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11393 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11394 and walk arguments explicitly.
11396 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11397 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11398 (expand_simple_operations): Likewise.
11399 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11401 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11402 of TREE_CODE_LENGTH.
11403 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11405 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11406 instead of TREE_CODE_LENGTH.
11408 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11409 (tree_ic_transform): Likewise.
11410 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11411 parameter instead of arglist. Fix callers.
11412 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11413 (tree_stringops_transform): Likewise.
11414 (tree_indirect_call_to_profile): Likewise.
11415 (tree_stringops_values_to_profile): Likewise.
11417 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11418 (eliminate_tail_call): Likewise.
11420 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11422 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11423 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11425 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11427 * omp-low.c (build_omp_barrier): Use build_call_expr.
11428 (lower_rec_input_clauses): Likewise.
11429 (lower_reduction_clauses): Likewise.
11430 (expand_parallel_call): Likewise.
11431 (maybe_catch_exception): Likewise.
11432 (expand_omp_for_generic): Likewise.
11433 (expand_omp_for_static_nochunk): Likewise.
11434 (expand_omp_sections): Likewise.
11435 (lower_omp_single_simple): Likewise.
11436 (lower_omp_single_copy): Likewise.
11437 (lower_omp_master): Likewise.
11438 (lower_omp_ordered): Likewise.
11439 (lower_omp_critical): Likewise.
11441 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11442 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11444 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11445 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11446 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11448 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11449 and generalize to handle any number of operands.
11450 (chrec_contains_undetermined): Likewise.
11451 (tree_contains_chrecs): Likewise.
11452 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11454 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11456 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11457 fold_call_expr instead of fold_builtin.
11458 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11459 match declarations there.
11460 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11463 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11464 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11466 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11467 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11469 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11472 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11473 (execute_cse_sincos): Use new CALL_EXPR accessors.
11475 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11477 * gimple-low.c (lower_function_body): Use build_call_expr.
11478 (lower_builtin_setjmp): Likewise.
11480 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11481 (set_storage_via_libcall): Likewise.
11482 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11483 instead of TREE_CODE_LENGTH.
11484 (expand_expr_real_1): Use new CALL_EXPR accessors.
11486 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11487 generalize to handle any number of operands.
11488 (TB_parent_eq): Likewise.
11490 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11491 (strip_builtin_expect): Likewise.
11493 * function.c (gimplify_parameters): Use build_call_expr.
11495 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11496 instead of TREE_CODE_LENGTH.
11498 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11499 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11501 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11504 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11505 (gimplify_decl_expr): Likewise.
11506 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11507 Use new CALL_EXPR iterators.
11508 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11509 (gimplify_modify_expr_to_memset): Likewise.
11510 (gimplify_variable_sized_compare): Likewise.
11511 (gimplify_omp_atomic_fetch_op): Likewise.
11512 (gimplify_omp_atomic_pipeline): Likewise.
11513 (gimplify_omp_atomic_mutex): Likewise.
11514 (gimplify_function_tree): Likewise.
11516 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11517 (call_expr_flags): Likewise.
11518 (expand_call): Likewise.
11520 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11521 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11524 * coverage.c (create_coverage): Use build_call_expr.
11526 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11527 (temp_call_expr_obstack): New.
11528 (pool_copy_list): Delete.
11529 (temp_copy_call_expr): New.
11530 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11531 CALL_EXPR accessors. Get rid of special goo for copying argument
11532 lists and use temp_copy_call_expr instead.
11533 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11534 CALL_EXPR accessors.
11535 (create_expression_by_pieces): Likewise. Use build_call_array
11536 to construct the result instead of fold_build3.
11537 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11538 dealing with argument lists.
11539 (init_pre): Remove references to expression_node_pool and
11540 list_node_pool. Init temp_call_expr_obstack instead.
11541 (fini_pre): Remove references to expression_node_pool and
11544 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11545 and walk arguments explicitly instead of as a list.
11547 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11548 (mx_register_decls): Likewise.
11549 (mudflap_register_call): Likewise.
11550 (mudflap_finish_file): Likewise.
11552 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11553 (ipa_callsite_compute_param): Likewise.
11555 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11556 accessors and constructor.
11558 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11559 accessors and constructor.
11560 (convert_tramp_reference): Likewise.
11561 (convert_call_expr): Likewise.
11562 (finalize_nesting_tree_1): Likewise.
11564 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11567 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11569 * tree-inline.c (initialize_inlined_parameters): Pass entire
11570 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11572 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11573 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11575 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11576 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11577 (vectorizable_reduction): Likewise.
11578 (vectorizable_call): Use new CALL_EXPR iterators.
11579 (vectorizable_conversion): Use build_call_expr.
11580 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11581 (vect_gen_widened_results_half): Use build_call_expr.
11582 (vect_setup_realignment): Likewise.
11583 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11585 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11586 (pass_through_call): Likewise.
11587 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11590 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11591 (tree_gen_pow2_profiler): Likewise.
11592 (tree_gen_one_value_profiler): Likewise.
11593 (tree_gen_ic_func_profiler): Likewise.
11594 (tree_gen_average_profiler): Likewise.
11595 (tree_gen_ior_profiler): Likewise.
11597 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11598 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11599 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11601 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11602 of TREE_CODE_LENGTH.
11604 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11605 of TREE_CODE_LENGTH.
11607 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11609 (convert_to_integer): Likewise.
11611 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11614 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11615 Brooks Moses <brooks.moses@codesourcery.com>
11616 Lee Millward <lee.millward@codesourcery.com>
11618 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11620 * config/frv/frv.c (frv_expand_builtin): Likewise.
11621 * config/s390/s390.c (s390_expand_builtin): Likewise.
11623 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11624 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11626 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11627 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11628 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11629 (ix86_expand_store_builtin): Likewise.
11630 (ix86_expand_unop_builtin): Likewise.
11631 (ix86_expand_unop1_builtin): Likewise.
11632 (ix86_expand_sse_compare): Likewise.
11633 (ix86_expand_sse_comi): Likewise.
11634 (ix86_expand_vec_init_builtin): Likewise.
11635 (ix86_expand_vec_ext_builtin): Likewise.
11636 (ix86_expand_vec_set_builtin): Likewise.
11637 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11639 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11640 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11642 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11643 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11644 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11646 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11648 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11649 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11650 arglist. Use new CALL_EXPR accessors. Fix callers.
11651 (altivec_expand_abs_builtin): Likewise.
11652 (rs6000_expand_binop_builtin): Likewise.
11653 (altivec_expand_predicate_builtin): Likewise.
11654 (altivec_expand_lv_builtin): Likewise.
11655 (spe_expand_stv_builtin): Likewise.
11656 (altivec_expand_stv_builtin): Likewise.
11657 (rs6000_expand_ternop_builtin): Likewise.
11658 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11659 (altivec_expand_st_builtin): Likewise.
11660 (altivec_expand_dst_builtin): Likewise.
11661 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11662 arglist. Use new CALL_EXPR accessors. Fix callers.
11663 (altivec_expand_vec_set_builtin): Likewise.
11664 (altivec_expand_vec_ext_builtin): Likewise.
11665 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11666 (spe_expand_builtin): Likewise.
11667 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11668 arglist. Use new CALL_EXPR accessors. Fix callers.
11669 (spe_expand_evsel_builtin): Likewise.
11670 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11671 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11673 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11675 (arm_expand_unop_builtin): Likewise.
11676 (arm_expand_builtin): Use new CALL_EXPR accessors.
11678 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11681 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11682 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11683 (bfin_expand_unop_builtin): Likewise.
11684 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11686 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11687 Brooks Moses <brooks.moses@codesourcery.com>
11688 Lee Millward <lee.millward@codesourcery.com>
11690 * c-semantics.c (build_stmt): Add internal diagnostic check.
11692 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11693 accessors. Print arguments explicitly instead of as a list.
11695 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11697 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11698 (c_finish_omp_flish): Likewise.
11700 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11701 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11702 instead of TREE_CODE_LENGTH.
11703 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11704 (c_warn_unused_result): Likewise.
11706 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11709 * doc/invoke.texi (Warning Options): Remove
11710 -Werror-implicit-function-declaration.
11711 (Wimplicit-function-declaration): Update description.
11712 * opts.c (common_handle_option): Move handling of -Werror=* to...
11713 (enable_warning_as_error): ...here.
11714 * opts.h (enable_warning_as_error): Declare.
11715 * c-decl.c (implicit_decl_warning): Unless
11716 -Wno-implicit-function-declaration is given, emit a pedwarn if
11717 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11718 * c.opt (Wimplicit-function-declaration): Replace
11719 mesg_implicit_function_declaration with
11720 warn_implicit_function_declaration.
11721 * c-opts.c (c_common_handle_option):
11722 -Werror-implicit-function-declaration is exactly equal as
11723 -Werror=implicit-function-declaration.
11724 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11725 warn_implicit_function_declaration.
11726 (c_common_post_options): -Wimplict-function-declaration is enabled
11727 by default by -std=c99, otherwise is disabled by default.
11728 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11730 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11732 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11733 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11734 former is ignored but not the latter.
11736 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11738 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11739 is made and the reference doesn't use the alias set of its type,
11740 do not create the temporary using that type.
11742 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11744 * jump.c: Remove prototypes for delete_computation and
11745 delete_prior_computation.
11747 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11749 * jump.c (get_label_after): Delete.
11750 (get_label_before, delete_computation, delete_jump,
11751 delete_prior_computation, follow_jumps): Move...
11752 * reorg.c (delete_computation, delete_prior_computation): ... here...
11753 (get_label_before, delete_jump): ... making these static ...
11754 (follow_jumps): ... and simplifying this since it only runs after
11756 * rtl.h (get_label_after, get_label_before, delete_jump,
11757 follow_jumps): Delete prototypes.
11759 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11761 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11763 2007-02-15 Nick Clifton <nickc@redhat.com>
11765 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11766 order to prevent it from being munged by the target.
11768 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11770 * config/i386/i386.md: Remove misleading comment.
11772 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11774 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11775 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11780 * tree-sra.c (instantiate_missing_elements): Canonicalize
11782 (sra_build_assignment): New.
11783 (generate_copy_inout, generate_element_copy,
11784 generate_element_zero, generate_one_element_init): Use it.
11786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11788 * tree-sra.c (instantiate_missing_elements): Canonicalize
11790 (sra_build_assignment): New.
11791 (generate_copy_inout, generate_element_copy,
11792 generate_element_zero, generate_one_element_init): Use it.
11794 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11796 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11799 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11801 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11802 types as aggregates not scalars.
11803 * function.c (assign_stack_temp_for_type): Likewise.
11805 2007-02-14 Roger Sayle <roger@eyesopen.com>
11806 Zdenek Dvorak <dvorakz@suse.cz>
11808 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11811 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11813 * passes.c (next_pass_1): Clear the next field of the copied
11816 2007-02-14 Richard Henderson <rth@redhat.com>
11818 * tree-sra.c (early_sra): New.
11819 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11820 (tree_sra_early, pass_sra_early): New.
11821 * tree-pass.h (pass_sra_early): Declare.
11822 * passes.c (init_optimization_passes): Use it.
11824 2007-02-14 Richard Guenther <rguenther@suse.de>
11826 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11828 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11830 PR tree-optimization/30771
11831 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11833 (vect_analyze_operations): Induction phis can now be marked as
11835 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11836 Update documentation accordingly.
11838 2007-02-14 Nick Clifton <nickc@redhat.com>
11840 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11841 most 3 arguments are supported.
11842 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11844 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11846 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11847 Ensure dst->current is valid.
11849 2007-02-13 Paul Brook <paul@codesourcery.com>
11851 * config.gcc: Add arm*-*-uclinux-*eabi.
11852 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11853 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11854 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11855 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11856 (LINK_SPEC): Define.
11857 (LIB_SPEC): Define.
11858 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11860 * config/arm/uclinux-eabi.h: New file.
11861 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11862 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11865 2007-02-13 Ian Lance Taylor <iant@google.com>
11867 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11868 * flags.h (warn_strict_overflow): Declare.
11869 (enum warn_strict_overflow_code): Define.
11870 (issue_strict_overflow_warning): New static inline function.
11871 * opts.c (warn_strict_overflow): New variable.
11872 (common_handle_option): Handle OPT_Wstrict_overflow and
11873 OPT_Wstrict_overflow_.
11874 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11876 * fold-const.c: Include intl.h.
11877 (fold_deferring_overflow_warnings): New static variable.
11878 (fold_deferred_overflow_warning): New static variable.
11879 (fold_deferred_overflow_code): New static variable.
11880 (fold_defer_overflow_warnings): New function.
11881 (fold_undefer_overflow_warnings): New function.
11882 (fold_undefer_and_ignore_overflow_warnings): New function.
11883 (fold_deferring_overflow_warnings_p): New function.
11884 (fold_overflow_warning): New static function.
11885 (make_range): Add strict_overflow_p parameter. Change all
11887 (extract_muldiv, extract_muldiv_1): Likewise.
11888 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11889 tree_expr_nonnegative_p.
11890 (fold_negate_expr): Call fold_overflow_warning.
11891 (fold_range_test): Likewise.
11892 (fold_comparison): Likewise.
11893 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11894 instead of tree_expr_nonnegative_p.
11895 (tree_expr_nonnegative_warnv_p): Rename from
11896 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11897 (tree_expr_nonnegative_p): New function.
11898 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11899 strict_overflow_p parameter.
11900 (tree_expr_nonzero_p): New function.
11901 * passes.c (verify_interpass_invariants): New static function.
11902 (execute_one_pass): Call it.
11903 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11905 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11906 (estimate_numbers_of_iterations): Likewise.
11907 (scev_probably_wraps_p): Likewise.
11908 * tree-ssa-ccp.c: Include "toplev.h".
11909 (evaluate_stmt): Defer fold overflow warnings until we know we are
11911 (struct fold_stmt_r_data): Add stmt field.
11912 (fold_stmt_r): Defer fold overflow warnings until we know we
11914 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11915 (fold_stmt_inplace): Likewise.
11916 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11917 (cleanup_control_expr_graph): Defer fold overflow warnings until
11918 we know we are going to optimize.
11919 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11920 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11922 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11923 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11924 * tree-ssa-loop-manip.c (create_iv): Likewise.
11925 * c-typeck.c (build_conditional_expr): Likewise.
11926 (build_binary_op): Likewise.
11927 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11928 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11929 (extract_range_from_unary_expr): Likewise.
11930 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11931 assuming that signed overflow does not occur.
11932 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11933 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11934 (fold_defer_overflow_warnings): Declare.
11935 (fold_undefer_overflow_warnings): Declare.
11936 (fold_undefer_and_ignore_overflow_warnings): Declare.
11937 (fold_deferring_overflow_warnings_p): Declare.
11938 (tree_expr_nonzero_warnv_p): Declare.
11939 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11940 of warning options.
11941 (Warning Options): Document -Wstrict-overflow.
11942 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11943 (tree-ssa-ccp.o): Likewise.
11944 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11945 (fold-const.o): Depend on intl.h.
11947 2007-02-13 Ian Lance Taylor <iant@google.com>
11949 PR middle-end/30751
11950 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11953 2007-02-13 Stuart Hastings <stuart@apple.com>
11955 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11957 2007-02-13 Richard Henderson <rth@redhat.com>
11959 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11960 handled_component_p before looking for the indirect_ref.
11962 2007-02-13 Richard Henderson <rth@redhat.com>
11964 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11965 remove flags clobber.
11966 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11967 (bswaphi_lowpart): New.
11968 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11969 remove TARGET_BSWAP test. Delete expander of the same name.
11971 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11972 (expand_unop): Use them.
11974 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11977 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11978 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11979 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11980 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11981 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11982 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11983 assembler dialect choice from asm templates.
11985 2007-02-12 Richard Henderson <rth@redhat.com>
11987 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11988 (fixuns_trunc<SSEMODEF>si2): Use it.
11989 * config/i386/sse.md (vec_setv4sf_0): Export.
11990 * config/i386/i386.c (ix86_build_const_vector): Export.
11991 (ix86_split_convert_uns_si_sse): Rename from
11992 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11993 * config/i386/i386-protos.h: Update.
11995 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11998 * c-typeck.c (c_finish_return): Improve warning message.
12000 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12002 * alias.c (find_symbolic_term): Delete unused function.
12004 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12006 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12007 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12008 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12010 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12012 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12013 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12014 the function, temporarily point the debug interface to the null one.
12016 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12018 * dwarf2out.c (round_up_to_align): New static function.
12019 (field_byte_offset): Use it to round the offset.
12021 2007-02-12 Richard Henderson <rth@redhat.com>
12023 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12024 (inswl_const): Export.
12026 2007-02-12 Richard Henderson <rth@redhat.com>
12028 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12029 result mode of the libcall, convert back to outmode.
12031 2007-02-12 Roger Sayle <roger@eyesopen.com>
12033 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12034 (bswapdi2): New define_expand to implement 32-bit implementation.
12036 2007-02-12 Nick Clifton <nickc@redhat.com>
12038 * doc/invoke.texi (Overall Options): Document --help=.
12039 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12040 (cc1_options): Pass --help= on to cc1.
12041 (display_help): Add description of --help=.
12042 (process_command): Add code to handle --help=. Allow translated
12043 --help and --target-help switches to be passed on to compiler
12045 (main): Remove unused if statement.
12046 * opts.c (columns): Remove.
12047 (LEFT_COLUMN): Define.
12048 (wrap_help): Add columns argument.
12049 (print_filtered_help): Change parameters to be an include bitmask,
12050 an exclude bitmask, an any bitmask and the column width. Move the
12051 code to display the params list here. Add code to display the
12052 status of options rather than their descriptions if the quiet flag
12054 (print_specific_help): Change parameters to be an include bitmask,
12055 an exclude bitmask and an any bitmask. Move code to look up the
12056 column width here. Decide upon the title for an options listing.
12057 (common_handle_options): Add code to handle --help=. Adapt code
12058 for --help and --target-help to use the revised form of the
12059 print_specific_help function.
12060 (print_help): Delete.
12061 (print_param_help): Delete.
12062 (print_switch): Delete.
12063 * opts.h (cl_lang_count): Add prototype.
12064 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12065 CL_MAX_OPTION_CLASS): New defines.
12066 * optc-gen.awk: Add construction of cl_lang_count.
12067 * c.opt: Add Warning attribute to warning options and Optimization
12068 attribute to optimization options.
12069 * common.opt: Likewise.
12071 Add -fhelp and -ftarget-help as aliases for the transformed --help
12072 and --target-help options.
12073 * opt-functions.awk: Add code to handle Warning and Optimization
12076 2007-02-12 Richard Henderson <rth@redhat.com>
12078 * config/alpha/constraints.md: New file.
12079 * config/alpha/alpha.c: Include tm-constrs.h.
12080 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12081 alpha_extra_constraint): Remove.
12082 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12083 * config/alpha/alpha-protos.h: Update.
12084 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12085 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12086 (EXTRA_CONSTRAINT): Remove.
12087 * config/alpha/alpha.md: Include constraints.md.
12088 (adddi splitter): Use satisfies_constraint_*.
12089 * config/alpha/predicates.md (add_operand): Likewise.
12090 (sext_add_operand, addition_operation): Likewise.
12092 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12094 PR tree-optimization/29145
12095 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12096 in our handling of restrict qualified pointers.
12098 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12101 * doc/invoke.texi (Wunused-value): Update description.
12102 (Wextra): Delete item.
12103 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12104 value of Wunused-value.
12105 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12106 (c_finish_stmt_expr): Don't check extra_warnings.
12107 (emit_side_effect_warnings): The caller is responsible to check
12110 2007-02-11 Roger Sayle <roger@eyesopen.com>
12111 Matt Thomas <matt@3am-software.com>
12113 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12115 2007-02-11 Roger Sayle <roger@eyesopen.com>
12117 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12118 comparisons of POPCOUNT against zero.
12119 (simplify_const_relational_operation): Likewise.
12121 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12123 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12125 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12127 * dwarf2out.c (root_type): Delete unused function.
12129 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12131 * genattrtab.c (contained_in_p): Delete unused function.
12132 (write_expr_attr_cache): Likewise.
12134 2007-02-11 Jan Hubicka <jh@suse.cz>
12136 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12139 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12141 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12142 to add the REG_EQ* note.
12143 * see.c (see_merge_one_use_extension): Likewise.
12144 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12145 turn REG_EQUAL notes into REG_EQUIV notes if the target
12146 register may have more than one set.
12147 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12148 * gcse.c (try_replace_reg): Likewise.
12149 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12150 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12151 more than one REG_EQUIV note.
12152 * reload1.c (gen_reload): Use set_unique_reg_note.
12154 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12156 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12157 (ix86_builtin_conversion): New function.
12159 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12162 * tree.h (DECL_REPLACEABLE_P): New macro.
12163 * except.c (set_nothrow_function_flags): Likewise.
12165 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12166 Ira Rosen <irar@il.ibm.com>
12167 Dorit Nuzman <dorit@il.ibm.com>
12169 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12170 * targhooks.c (default_builtin_vectorized_conversion): New.
12171 * targhooks.h (default_builtin_vectorized_function): New declaration.
12172 * target.h (struct vectorize): Add builtin_conversion field.
12173 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12174 stmt_vec_info_type value.
12175 (vectorizable_conversion): New declaration.
12176 * tree-vect-analyze.c (vect_analyze_operations): Add
12177 vectorizable_conversion call.
12178 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12179 * tree-vect-transform.c (vectorizable_conversion): New function.
12180 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12181 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12183 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12184 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12185 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12186 or ALTIVEC_BUILTIN_VCFSX.
12188 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12191 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12192 CONST_DOUBLE and operand 0 is a hard register.
12193 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12194 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12195 is a hard floating-point register.
12197 2007-02-10 Richard Henderson <rth@redhat.com>
12198 Jakub Jelinek <jakub@redhat.com>
12199 Alexandre Oliva <aoliva@redhat.com>
12201 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12202 * builtin-types.def (BT_WORD): Make unsigned.
12203 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12204 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12205 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12206 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12207 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12208 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12210 * expr.c (emutls_var_address): New.
12211 (expand_expr_real_1): Expand emulated tls.
12212 (expand_expr_addr_expr_1): Likewise.
12213 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12214 * output.h (emutls_finish): Declare.
12215 * toplev.c (compile_file): Call it.
12216 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12217 address before wrapping in CONST.
12218 * varasm.c (emutls_htab, emutls_object_type): New.
12219 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12220 (get_emutls_object_name, get_emutls_object_type): New.
12221 (get_emutls_init_templ_addr, emutls_decl): New.
12222 (emutls_common_1, emutls_finish): New.
12223 (assemble_variable): When emulating tls, swap decls; generate
12224 constructor for the emutls objects.
12225 (do_assemble_alias): When emulating tls, swap decl and target name.
12226 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12228 * varpool.c (decide_is_variable_needed): Look at force_output.
12229 Recurse for emulated tls.
12230 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12231 with decide_is_variable_needed.
12232 * emutls.c: New file.
12233 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12234 tls_object for real tls.
12236 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12238 PR rtl-optimization/29599
12239 * reload1.c (eliminate_regs_in_insn): Take the destination
12240 mode into account when computing the offset.
12242 2007-02-09 Stuart Hastings <stuart@apple.com>
12243 Richard Henderson <rth@redhat.com>
12245 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12246 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12247 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12248 fixuns_truncdfhi2): New.
12249 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12250 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12251 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12252 (floatunssidf2): Allow nonimmediate source.
12253 * config/i386/sse.md (movdi_to_sse): New.
12254 (vec_concatv2di): Drop '*'.
12255 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12256 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12257 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12259 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12260 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12261 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12262 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12263 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12264 ix86_build_const_vector.
12265 (x86_emit_floatuns): Rewrite.
12267 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12269 * genautomata.c (longest_path_length): Delete unused function.
12270 (struct state): Delete unused longest_path_length.
12271 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12272 (get_free_state): Delete unused.
12274 2007-02-09 Jan Hubicka <jh@suse.cz>
12276 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12277 * doc/invoke.texi (inline-unit-growth): Update default value.
12279 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12280 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12281 (rebuild_cgraph_edges): Likewise.
12282 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12283 (dump_cgraph_node): Dump frequencies.
12284 (cgraph_clone_edge): Add frequency scales.
12285 (cgraph_clone_node): Add freuqnecy.
12286 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12287 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12288 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12289 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12290 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12291 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12292 (save_inline_function_body): Likewise.
12293 * ipa-inline.c: inluce rtl.h
12294 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12295 (cgraph_edge_badness): Use frequencies.
12296 (cgraph_decide_recursive_inlining): Update clonning.
12297 (cgraph_decide_inlining_of_small_function): Dump frequency.
12298 * predict.c (estimate_bb_frequencies): Export.
12299 * predict.h (estimate_bb_frequencies): Declare.
12300 * tree-inline.c (copy_bb): Watch overflows.
12301 (expand_call_inline): Update call of cgraph_create_edge.
12302 (optimize_inline_calls): Use TODO flags to update frequnecies.
12303 * passes.h: Include predict.h
12304 (init_optimization_passes): Move profile ahead.
12305 (execute_function_todo): Handle TODO_rebuild_frequencies.
12307 2007-02-09 Roger Sayle <roger@eyesopen.com>
12309 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12310 the insbl or inswl pattern into a register.
12312 2007-02-09 Roger Sayle <roger@eyesopen.com>
12314 * config/ia64/ia64.md (bswapdi2): New define_insn.
12316 2007-02-09 Richard Henderson <rth@redhat.com>
12318 * config/i386/constraints.md (Ym): New constraint.
12319 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12320 (movdi_1_rex64): Split sse and xmm general register moves from
12321 memory move alternatives. Use conditional register constraints.
12322 (movsf_1, movdf_integer): Likewise.
12323 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12324 (movdf_integer_rex64): New.
12325 (pushsf_rex64): Fix output constraints.
12326 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12327 (sse2_stored): Likewise.
12328 (sse2_storeq_rex64): New.
12329 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12330 amd and not generic.
12331 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12332 for optimize_size. Remove SF/DFmode hack.
12334 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12336 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12339 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12340 Richard Sandiford <richard@codesourcery.com>
12342 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12343 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12344 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12345 m68k/t-mlib to tmake_file.
12346 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12347 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12348 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12349 Allow it to be cf or m68k. Set m68k_arch_family. If that
12350 variable is not empty, add t-$m68k_arch_family to tmake_file.
12351 Add t-mlibs to tmake_file.
12352 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12353 * config/m68k/t-cf: New file.
12354 * config/m68k/t-m68k: Likewise.
12355 * config/m68k/t-mlibs: Likewise.
12356 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12357 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12358 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12359 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12360 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12362 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12363 (INSTALL_LIBGCC): Delete.
12364 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12365 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12366 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12367 (M68K_MLIB_CPU): Define.
12368 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12369 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12370 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12372 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12373 Richard Guenther <rguenther@suse.de>
12375 PR middle-end/23361
12376 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12377 against INT_MIN/INT_MAX.
12378 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12379 file if a loop is removed.
12381 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12383 * calls.c (store_one_arg): Pass correct alignment to
12384 emit_push_insn for non-BLKmode values.
12385 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12386 unaligned stack slot via a suitably aligned slot.
12388 2007-02-08 DJ Delorie <dj@redhat.com>
12390 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12392 (legal_subregs): Use unsigned char, make const.
12393 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12395 2007-02-08 Paul Brook <paul@codesourcery.com>
12397 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12398 special interworking needed.
12400 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12402 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12403 conditional to __SSE2__.
12404 (Entries below should have been added to first ChangeLog
12405 entry for amdfam10 dated 2007-02-05)
12406 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12408 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12410 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12413 2007-02-08 DJ Delorie <dj@redhat.com>
12415 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12416 * config/m32c/m32c.c (legal_subregs): New.
12417 (m32c_illegal_subreg_p): New.
12418 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12419 unsupported subregs of hard regs.
12421 2007-02-08 Jan Hubicka <jh@suse.cz>
12423 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12424 the same one; always update histograms.
12426 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12428 * passes.c (init_optimization_passes): Tidy comment.
12430 2007-02-08 Roger Sayle <roger@eyesopen.com>
12432 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12433 strip zero_extend, bswap and rotates from POCOUNT's argument.
12434 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12435 zero_extend and rotates from PARITY's argument.
12436 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12437 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12438 of an integer constant at compile-time.
12440 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12443 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12445 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12448 * tree-ssa-live.c (remove_unused_locals): Do not remove
12449 TREE_ADDRESSABLE variables.
12450 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12451 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12452 FOR_CLOBBER. Update all users.
12453 If VAR has an associated alias set, add a virtual operand for
12454 it if no alias is found to conflict with the memory reference.
12456 2007-02-07 Jan Hubicka <jh@suse.cz>
12457 Robert Kidd <rkidd@crhc.uiuc.edu>
12459 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12461 2007-02-07 Ian Lance Taylor <iant@google.com>
12463 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12465 2007-02-07 Roger Sayle <roger@eyesopen.com>
12467 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12468 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12469 tablejumpdi, movsi_to_cr_one): Remove constraints from
12470 define_expand's match_operands.
12472 2007-02-07 Roger Sayle <roger@eyesopen.com>
12474 * global.c (compute_regsets): Move declatation of "i" inside of
12475 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12477 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12480 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12481 of INDIRECT_REF <RESULT_DECL>.
12483 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12485 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12486 Kaz Kojima <kkojima@gcc.gnu.org>
12489 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12491 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12493 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12495 * doc/loop.texi: Document possibility not to perform disambiguation
12496 of loops with multiple latches.
12497 * cfgloopmanip.c (alp_enum_p): Removed.
12498 (add_loop): Handle subloops. Use get_loop_body_with_size.
12499 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12500 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12501 the new forwarder block.
12502 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12503 Handle the case latch is NULL.
12504 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12505 when marking loop exits.
12506 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12508 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12509 disambiguate_loops_with_multiple_latches.
12510 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12511 before fix_loop_structure.
12512 * cfgloop.c: Include pointer-set.h and output.h.
12513 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12514 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12515 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12516 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12517 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12518 disambiguate_multiple_latches, get_loop_body_with_size,
12519 disambiguate_loops_with_multiple_latches): New functions.
12520 (flow_loop_dump): Dump multiple latch edges.
12521 (flow_loop_nodes_find): Handle loops with multiple latches.
12522 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12523 (glb_enum_p): Modified.
12524 (get_loop_body): Use get_loop_body_with_size.
12525 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12526 (AVOID_CFG_MODIFICATIONS): New constant.
12527 (disambiguate_loops_with_multiple_latches, add_loop,
12528 get_loop_body_with_size): Declare.
12529 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12531 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12533 PR inline-asm/28686
12534 * global.c (compute_regsets): New function.
12535 (global_alloc): Refactored ELIMINABLE_REGSET
12536 and NO_GLOBAL_ALLOC_REGS computation out.
12537 (rest_of_handle_global_alloc): Call compute_regsets()
12538 for non-optimizing case.
12540 2007-02-06 Richard Henderson <rth@redhat.com>
12542 * config/i386/constraints.md (Y2): Rename from Y.
12543 (Yi): New constraint.
12544 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12545 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12546 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12547 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12548 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12549 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12550 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12551 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12552 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12553 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12554 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12555 vec_extractv2si_1): Change Y constraints to Y2.
12556 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12557 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12558 Change Y constraints to Y2.
12559 (sse2_loadld): Change Y constraints to x.
12561 2007-02-06 Roger Sayle <roger@eyesopen.com>
12563 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12564 (parity<mode>2): New define_expand using rs6000_emit_parity.
12565 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12566 rs6000_emit_parity): New functions.
12567 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12568 rs6000_emit_parity): Prototype here.
12570 2007-02-06 Ian Lance Taylor <iant@google.com>
12572 * lower-subreg.c (simple_move_operand): Reject CONST.
12573 (resolve_clobber): Call validate_change rather than directly
12574 assigning to XEXP (pat, 0).
12576 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12578 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12579 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12580 (tree-cfg.o): Remove hashtab.h dependency.
12582 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12583 (struct ivopts_data): Change niters to pointer_map_t.
12584 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12585 (niter_for_exit): Create pointer_map on demand. Change for
12587 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12588 (free_loop_data): Destroy data->niters if created and reset field.
12589 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12590 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12592 * tree-ssa-reassoc.c: Include pointer-set.h.
12593 (bb_rank): Change to long *.
12594 (operand_rank): Change to pointer_map_t.
12595 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12596 (insert_operand_rank): Accept long.
12597 (operand_entry_hash, operand_entry_eq): Remove.
12598 (get_rank): Return long. Adjust for changes above.
12599 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12601 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12603 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12604 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12605 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12607 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12608 directly since it cannot be NULL.
12609 (get_vi_for_tree): Rewrite for pointer_map API.
12610 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12611 (init_alias_vars): Create vi_for_tree as pointer_map.
12612 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12614 * tree-cfg.c: Don't include hashtab.h.
12615 (edge_to_cases): Declare as pointer_map.
12616 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12618 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12619 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12620 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12622 (record_switch_edge): Delete.
12623 (get_cases_for_edge): Adjust for pointer_map API, inline
12624 record_switch_edge (rewritten for new API), remove goto.
12626 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12628 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12629 * tree-nested.c: Include pointer-set.h.
12630 (var_map_elt, var_map_eq, var_map_hash): Delete.
12631 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12632 to pointer_map_t's.
12633 (nesting_info_bitmap_obstack): New.
12634 (lookup_field_for_decl): Adjust for pointer_map API.
12635 (lookup_tramp_for_decl): Adjust for pointer_map API.
12636 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12637 (get_local_debug_decl): Adjust for pointer_map API.
12638 (convert_nl_goto_reference): Adjust for pointer_map API.
12639 (convert_nl_goto_receiver): Adjust for pointer_map API.
12640 (create_nesting_tree): Create outside GGC space. Create bitmap on
12641 the new obstack. Create field_map and var_map as pointer_maps.
12642 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12644 (lower_nested_functions): Move root here, no need to NULL it.
12645 Initialize and release the obstack.
12647 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12649 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12650 Remove prototypes and make them non-static.
12651 (struct tree_int_map): Remove.
12652 * tree.h (struct tree_int_map): Move here, turning TO into an
12654 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12656 * tree.h (TREE_COMPLEXITY): Remove.
12657 (struct tree_exp): Remove complexity field.
12658 * tree.c (build1_stat): Don't set it.
12660 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12661 Victor Kaplansky <victork@il.ibm.com>
12663 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12664 (vect_is_simple_reduction): Support reduction with induction as
12665 one of the operands.
12666 (vect_is_simple_iv_evolution): Fix formatting.
12667 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12668 formatting. Don't mark induction phis for vectorization.
12669 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12670 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12671 (vect_get_vec_def_for_operand): Support induction.
12672 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12674 (vectorizable_reduction): Support reduction with induction as one of
12676 (vectorizable_type_demotion): Use def-type of stmt argument rather
12677 than dummy def-type.
12679 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12680 flag_tree_scev_cprop.
12681 * common.opt (tree-scev-cprop): New flag.
12683 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12684 call to vect_get_new_vect_var.
12686 2007-02-06 Ira Rosen <irar@il.ibm.com>
12688 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12689 vectype is not NULL.
12690 (vect_pattern_recog_1): Likewise.
12692 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12694 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12695 (fold_negate_expr): Likewise.
12697 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12700 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12701 even if cv-qualification is the same.
12703 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12705 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12706 __enable_execute_stack on completion.
12708 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12710 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12711 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12712 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12713 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12714 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12715 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12716 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12717 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12721 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12722 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12723 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12724 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12725 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12726 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12727 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12728 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12729 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12730 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12731 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12732 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12733 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12734 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12735 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12736 sqrtextenddfxf2_i387): Added amdfam10_decode.
12738 * config/i386/athlon.md (athlon_idirect_amdfam10,
12739 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12740 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12741 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12742 athlon_ivector_store_amdfam10): New define_insn_reservation.
12743 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12748 * config/i386/athlon.md (athlon_call_amdfam10,
12749 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12750 define_insn_reservation.
12751 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12752 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12753 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12757 * config/i386/athlon.md (athlon_sseld_amdfam10,
12758 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12759 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12763 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12764 define_insn_reservation.
12765 * config/i386/i386.md (sseins): Added sseins to define_attr type
12766 and define_attr unit.
12767 * config/i386/sse.md: Set type attribute to sseins for insertq
12770 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12772 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12773 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12774 ssecomi_load_amdfam10, ssecomi_amdfam10,
12775 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12776 define_insn_reservation.
12777 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12779 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12781 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12782 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12783 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12784 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12785 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12786 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12787 define_insn_reservation.
12789 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12790 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12791 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12792 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12793 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12797 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12798 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12799 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12800 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12801 athlon_ssemul_load_k8): Added amdfam10.
12803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12805 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12806 (x86_sse_unaligned_move_optimal): New variable.
12808 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12810 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12811 for unaligned vector SSE double/single precision loads for AMDFAM10.
12813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12815 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12816 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12817 Define TARGET_CPU_DEFAULT_amdfam10.
12818 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12819 (processor_type): Add PROCESSOR_AMDFAM10.
12821 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12822 processor_type in config/i386/i386.h.
12823 Enable imul peepholes for TARGET_AMDFAM10.
12825 * config.gcc: Add support for --with-cpu option for amdfam10.
12827 * config/i386/i386.c (amdfam10_cost): New variable.
12828 (m_AMDFAM10): New macro.
12829 (m_ATHLON_K8_AMDFAM10): New macro.
12830 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12831 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12832 x86_promote_QImode, x86_integer_DFmode_moves,
12833 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12834 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12835 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12836 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12837 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12838 Enable/disable for amdfam10.
12839 (override_options): Add amdfam10_cost to processor_target_table.
12840 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12841 processor_alias_table.
12842 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12843 (ix86_adjust_cost): Add code for amdfam10.
12845 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12847 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12848 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12849 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12850 * config/i386/i386.h: Add builtin definition for SSE4A.
12851 * config/i386/i386.md: Add support for ABM instructions
12852 (popcnt and lzcnt).
12853 * config/i386/sse.md: Add support for SSE4A instructions
12854 (movntss, movntsd, extrq, insertq).
12855 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12856 Add -march=amdfam10 flag.
12857 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12858 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12860 * doc/extend.texi: Add documentation for SSE4A builtins.
12862 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12864 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12866 2007-02-05 Richard Guenther <rguenther@suse.de>
12868 * tree-vectorizer.h (vectorizable_function): Add argument type
12869 argument, change return type.
12870 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12871 * tree-vect-transform.c (vectorizable_function): Handle extra
12872 argument, return vectorized function decl.
12873 (build_vectorized_function_call): Remove.
12874 (vectorizable_call): Handle calls with result and argument types
12875 differing. Handle loop vectorization factor correctly.
12876 * targhooks.c (default_builtin_vectorized_function): Adjust for
12878 * targhooks.h (default_builtin_vectorized_function): Likewise.
12879 * target.h (builtin_vectorized_function): Add argument type
12881 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12882 extra argument, allow vectorizing of lrintf.
12883 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12884 documentation of target hook.
12886 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12889 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12890 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12891 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12893 2007-02-05 Roger Sayle <roger@eyesopen.com>
12895 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12896 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12897 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12898 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12899 before canonicalizing sincos to cexpi.
12900 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12902 2007-02-05 Roger Sayle <roger@eyesopen.com>
12904 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12905 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12906 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12908 2007-02-05 Roger Sayle <roger@eyesopen.com>
12910 * mips-tfile.c (initialize_init_file): Correct endianness test.
12912 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12914 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12915 the 'y' constraint.
12917 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12919 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12920 saves in a PARALLEL before the register assignments.
12922 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12924 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12925 DWARF_FRAME_RETURN_COLUMN to be a general register.
12926 * dwarf2out.c (init_return_column_size): New function, split from...
12927 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12928 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12929 to be nongeneral registers.
12930 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12932 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12933 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12935 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12937 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12939 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12941 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12942 (remove_path): Use can_remove_branch_p and remove_branch instead
12943 of loop_delete_branch_edge.
12944 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12945 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12946 Update profile using scale_dominated_blocks_in_loop.
12947 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12948 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12949 (can_remove_branch_p, remove_branch): Declare.
12950 * tree-cfg.c (tree_can_remove_branch_p): New function.
12951 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12952 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12953 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12955 2007-02-05 Jan Hubicka <jh@suse.cz>
12957 PR middle-end/30696
12958 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12959 nodes in cgraph, don't remove offline copy of the function.
12961 2007-02-04 Jan Hubicka <jh@suse.cz>
12963 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12964 vectors might cause maybe_lookup_element_for_expr to be called
12965 on non-sra-candidate.
12967 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12969 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12970 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12971 spelling conventions.
12973 2007-02-04 Richard Guenther <rguenther@suse.de>
12975 PR middle-end/30636
12976 * fold-const.c (try_move_mult_to_index): Make sure to not
12977 overflow one dimension of a multi-dimensional array access.
12979 2007-02-04 Jan Hubicka <jh@suse.cz>
12981 * passes.c (init_optimization_passes): Reindent.
12983 2007-02-04 Jan Hubicka <jh@suse.cz>
12984 Eric Botcazou <ebotcazou@adacore.com>
12986 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12987 (execute_fixup_cfg): Break out the abnormal goto code.
12988 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12989 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12990 (optimize_inline_calls): Call make_nonlocal_label_edges.
12992 2007-02-04 Jan Hubicka <jh@suse.cz>
12994 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12995 true when something was changed.
12996 (rename_ssa_copies): When something was changed, do
12997 TODO_remove_unused_locals.
12998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12999 add TODO_remove_unused_locals when instruction was removed.
13001 2007-02-04 Jan Hubicka <jh@suse.cz>
13003 * ipa-inline.c (try_inline): Improve debug output; work on already
13005 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13006 call try_inline for already inlined edges too when flattening;
13007 inline also functions that make callee growth but overall unit size
13010 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13012 * config/m32c/bitops.md, config/m32c/jump.md,
13013 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13014 config/m32r/m32r.h, config/m32r/m32r.md,
13015 config/m32r/predicates.md, config/m68hc11/larith.asm,
13016 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13017 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13018 config/mips/mips-protos.h, config/mips/mips.c,
13019 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13020 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13021 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13022 spelling conventions.
13024 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13025 Follow spelling conventions.
13027 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13029 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13030 warn about C++0x compatibility.
13032 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13034 * config/h8300/h8300.c, config/h8300/h8300.h,
13035 config/h8300/h8300.md: Follow spelling conventions.
13037 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13039 PR middle-end/30667
13040 * combine.c (try_combine): Do not substitute source operand
13041 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13043 2007-02-03 Jan Hubicka <jh@suse.cz>
13045 PR gcov-profile/30650
13046 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13047 do not divide by zero for never executed counters.
13048 (tree_find_values_to_profile): Fix counters.
13049 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13051 2007-02-03 Ian Lance Taylor <iant@google.com>
13053 * lower-subreg.c (simple_move_operand): New static function,
13054 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13056 (simple_move): Call simple_move_operand.
13057 (find_decomposable_subregs): Add special handling of MEMs.
13058 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13059 meaning of return value. If we see a hard register, test whether
13060 it can store a word_mode value. Change all callers.
13062 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13064 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13065 ftrapv insns and expanders.
13066 (subdi3): Change define_expand operand 1 to arith11_operand, and
13067 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13068 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13069 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13072 PR middle-end/30174
13073 * varasm.c (notice_global_symbol): Treat global objects as weak when
13074 flag_shlib is true.
13076 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13078 * emit-rtl.c (dconstpi): Delete.
13079 (dconstsqrt2): New.
13080 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13081 * real.h (dconstpi): Delete.
13082 (dconstsqrt2): New.
13083 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13084 (fold_builtin_hypot): Likewise.
13086 2007-02-03 Tom Tromey <tromey@redhat.com>
13089 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13090 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13092 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13094 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13095 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13096 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13097 config/rs6000/cell.md, config/rs6000/darwin.h,
13098 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13099 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13100 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13101 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13102 typos. Follow spelling conventions.
13103 * doc/invoke.texi: Follow spelling conventions.
13105 2007-02-03 Roger Sayle <roger@eyesopen.com>
13107 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13108 canonicalization transformations that attempt to simplify integer
13109 constant comparisons to become comparisons against zero.
13111 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13113 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13115 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13116 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13118 2007-02-02 Mike Stump <mrs@apple.com>
13120 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13121 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13122 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13123 generate a branch island.
13125 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13127 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13128 (xtensa_legitimate_address_p): New.
13129 (xtensa_legitimize_address): New.
13130 (xtensa_output_addr_const_extra): New.
13131 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13133 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13134 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13135 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13136 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13137 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13138 (xtensa_legitimize_address): New.
13139 (xtensa_output_addr_const_extra): New.
13141 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13143 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13145 2007-02-02 Ian Lance Taylor <iant@google.com>
13147 * expmed.c (expand_divmod): Add comment.
13149 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13151 * emit-rtl.c (renumber_insns): Remove.
13152 * flags.h: Remove the extern for flag_renumber_insns.
13153 * rtl.h: Remove the prototype for renumber_insns.
13154 * toplev.c (flag_renumber_insns): Remove.
13156 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13158 Revert for x86 darwin:
13159 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13161 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13162 code before the following patch under TARGET_MACHO.
13163 (ix86_function_value_regno_p): Likewise.
13165 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13167 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13170 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13173 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13174 general or fp registers. Add comments.
13175 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13177 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13179 * pointer-set.c (insert_aux): Only return insertion slot.
13180 (pointer_set_insert): Adjust.
13181 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13182 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13183 pointer_map_traverse): New.
13184 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13185 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13186 pointer_map_contains, pointer_map_traverse): Declare.
13188 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13190 PR middle-end/30473
13191 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13192 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13194 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13196 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13198 (struct _dep): New type.
13199 (dep_t): New typedef.
13200 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13201 (DEP_STATUS): New access macro. The macro with the same name was
13202 renamed to DEP_LINK_STATUS.
13203 (dep_init): Declare function
13205 (struct _dep_link): New type.
13206 (dep_link_t): New typedef.
13207 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13208 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13209 (DEP_LINK_STATUS): New macro.
13210 (debug_dep_links): New debug function.
13212 (struct _deps_list): New type.
13213 (deps_list_t): New typedef.
13214 (DEPS_LIST_FIRST): New access macro.
13215 (FOR_EACH_DEP_LINK): New cycle macro.
13216 (create_deps_list, free_deps_list, delete_deps_list): Declare
13218 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13219 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13220 (copy_deps_list_change_con): Ditto.
13222 (move_dep_link): Declare function.
13224 (struct _dep_node): New type.
13225 (dep_node_t): New typedef.
13226 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13228 (struct haifa_insn_data.back_deps): New field to hold backward
13229 dependencies of the insn.
13230 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13232 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13233 Change its type to deps_list_t.
13234 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13235 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13236 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13238 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13240 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13242 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13244 (dep_cost): Declare.
13246 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13247 (ds_to_dk, dk_to_ds): New functions.
13249 (init_dep_1): New static function.
13250 (init_dep): New function.
13251 (copy_dep): New static function.
13253 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13255 (detach_dep_link): New static function.
13256 (move_dep_link): New function.
13258 (dep_links_consistent_p, dump_dep_links): New static functions.
13259 (debug_dep_links): New debugging function.
13261 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13263 (alloc_deps_list, init_deps_list): New static functions.
13264 (create_deps_list): New function.
13265 (clear_deps_list): New static function.
13266 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13267 (deps_list_consistent_p, dump_deps_list): New static functions.
13268 (debug_deps_list): New function.
13269 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13271 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13273 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13274 use new scheduler dependencies lists.
13275 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13276 (sched_analyze): Ditto. Initialize dependencies lists.
13277 (add_forw_dep, compute_forward_dependences): Update to use new
13278 scheduler dependencies lists.
13280 (init_dependency_caches): Init deps_obstack.
13281 (free_dependency_caches): Free deps_obstack.
13283 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13284 new scheduler dependencies lists.
13285 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13286 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13288 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13289 Update to use new scheduler dependencies lists.
13290 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13291 (debug_dependencies): Ditto.
13292 (schedule_region): Update comments.
13294 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13295 scheduler dependencies lists.
13296 (schedule_ebb): Update comments.
13298 * rtl.def (DEPS_LIST): Remove.
13300 * lists.c (unused_deps_list): Remove.
13301 (free_list): Update assertions.
13303 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13304 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13306 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13307 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13309 * haifa-sched.c (comments): Update.
13310 (insn_cost1): Remove. Inline the code into insn_cost ().
13311 (insn_cost): Update to use new scheduler dependencies lists. Move
13312 processing of the dependency cost to dep_cost ().
13313 (dep_cost): New function. Use it instead of insn_cost () when
13314 evaluating cost of the dependency. Use compatible interface to
13315 interact with the target.
13316 (priority): Update to use new scheduler dependencies lists.
13317 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13318 with greater number of insns that depend on the insn.
13319 (schedule_insn): Update to use new scheduler dependencies lists. Add
13320 code to free backward dependencies lists. Inline and optimize code
13321 from resolve_dep () - see PR28071.
13322 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13323 lists. Update call to targetm.sched.is_costly_dependence hook.
13325 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13326 scheduler dependencies lists.
13328 (resolve_dep): Remove. Move the logic to schedule_insn ().
13329 (init_h_i_d): Initialize dependencies lists.
13331 (process_insn_depend_be_in_spec): Rename to
13332 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13333 dependencies lists.
13334 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13335 Update to use new scheduler dependencies lists.
13336 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13338 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13339 new scheduler dependencies lists.
13340 (build_intra_loop_deps): Ditto.
13342 * target.h (struct _dep): Declare to use in
13343 gcc_target.sched.is_costly_dependence.
13344 (struct gcc_target.sched.adjust_cost): Fix typo.
13345 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13346 single dep_t parameter instead of an equivalent triad.
13347 (struct gcc_target.sched.adjust_cost_2): Remove.
13349 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13351 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13353 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13355 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13357 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13358 (REG_DEP_TRUE): Document.
13360 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13361 Change signature to correspond to the targetm.sched.adjust_cost hook.
13362 Update use in TARGET_SCHED_ADJUST_COST_2.
13363 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13364 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13365 new scheduler dependencies lists.
13366 (ia64_gen_check): Ditto.
13368 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13369 dependencies lists.
13371 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13372 signature to correspond to the targetm.sched.is_costly_dependence hook.
13373 (is_costly_group): Update to use new scheduler dependencies lists.
13375 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13376 instead of INSN_COST () macro.
13378 2007-02-01 Ian Lance Taylor <iant@google.com>
13380 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13382 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13384 * pa.md (tp_load): Correct mfctl instruction syntax.
13386 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13388 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13389 altivec_padding_size calculation on AIX. Improve comment, add
13390 assert to verify that it's right.
13392 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13395 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13397 PR inline-asm/28686
13398 * global.c (global_alloc): Add mising initialization of
13401 2007-02-01 Roger Sayle <roger@eyesopen.com>
13403 * alias.c (init_alias_analysis): Correct whitespace.
13404 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13405 partition_hot_cold_basic_blocks): Likewise.
13406 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13407 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13408 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13409 fold_builtin_snprintf_chk, fold_builtin_printf,
13410 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13411 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13412 * cfgcleanup.c (cleanup_cfg): Likewise.
13413 * cfgexpand.c (tree_expand_cfg): Likewise.
13414 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13415 * function.c (get_next_funcdef_no): Likewise.
13416 * gengtype.c (main): Likewise.
13417 * genmodes.c (main): Likewise.
13418 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13419 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13420 * ifcvt.c (noce_emit_move_insn): Likewise.
13421 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13423 * stor-layout.c (get_best_mode): Likewise.
13424 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13425 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13426 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13427 perform_var_substitution, solve_graph): Likewise.
13428 * tree-vrp.c (vrp_finalize): Likewise.
13430 2007-02-01 Ian Lance Taylor <iant@google.com>
13432 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13433 high part of a paradoxical subreg, return a constant zero.
13435 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13437 * toplev.c (lang_dependent_init): Call init_set_costs.
13438 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13440 2007-02-01 Richard Guenther <rguenther@suse.de>
13442 PR middle-end/30656
13443 * fold-const.c (fold_negate_expr): Allow negating a
13444 constant if overflow does not change.
13446 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13448 * doc/c-tree.texi (Expression trees): Improve markup.
13449 * doc/tm.texi (Register Classes, Addressing Modes)
13450 (Floating Point): Fix spacing after abbreviations. Fix some
13453 2007-02-01 Ben Elliston <bje@au.ibm.com>
13455 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13456 * doc/contrib.texi: Likewise.
13457 * doc/install.texi: Likewise.
13459 2007-01-31 Richard Henderson <rth@redhat.com>
13460 Ian Lance Taylor <iant@google.com>
13462 * lower-subreg.c: New file.
13463 * rtl.def (CONCATN): Define.
13464 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13465 pass_lower_subreg2.
13466 * emit-rtl.c (update_reg_offset): New static function, broken out
13467 of gen_rtx_REG_offset.
13468 (gen_rtx_REG_offset): Call update_reg_offset.
13469 (gen_reg_rtx_offset): New function.
13470 * regclass.c: Revert patch of 2006-03-05, restoring
13472 (clear_reg_info_regno): New function.
13473 * dwarf2out.c (concatn_loc_descriptor): New static function.
13474 (loc_descriptor): Handle CONCATN.
13475 * common.opt (fsplit_wide_types): New option.
13476 * opts.c (decode_options): Set flag_split_wide_types when
13478 * timevar.def (TV_LOWER_SUBREG): Define.
13479 * rtl.h (gen_reg_rtx_offset): Declare.
13480 (reg_scan_update): Declare.
13481 * regs.h (clear_reg_info_regno): Declare.
13482 * tree-pass.h (pass_lower_subreg): Declare.
13483 (pass_lower_subreg2): Declare.
13484 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13485 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13486 -fsplit-wide-types.
13487 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13488 * Makefile.in (OBJS-common): Add lower-subreg.o.
13489 (lower-subreg.o): New target.
13491 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13493 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13495 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13498 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13500 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13502 PR middle-end/29335
13503 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13505 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13507 * cfgloop.h: Include vec-prim.h.
13508 (enum li_flags): Remove LI_ONLY_OLD.
13509 (loop_iterator): Changed.
13510 (fel_next, fel_init): Iterate over loop tree.
13511 (FOR_EACH_LOOP_BREAK): New macro.
13512 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13514 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13515 * modulo-sched.c (sms_schedule): Ditto.
13516 * tree-vectorizer.c (vectorize_loops): Ditto.
13517 * doc/loop.texi: Update information on loop numbering and behavior of
13518 FOR_EACH_LOOP wrto new loops.
13519 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13520 add_to_evolution_1): Test nestedness of loops instead of comparing
13522 * tree-chrec.c (chrec_fold_plus_poly_poly,
13523 chrec_fold_multiply_poly_poly, chrec_evaluate,
13524 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13525 reset_evolution_in_loop): Ditto.
13526 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13528 2007-01-31 Dirk Mueller <dmueller@suse.de>
13530 * c-common.c (warn_about_parentheses): Separate warning about
13531 un-parenthized sequence of comparison operators from the one
13532 which is supposed to warn about x <= y <= z.
13534 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13536 * optabs.h (enum optab_index): Add new OTI_isinf.
13537 (isinf_optab): Define corresponding macro.
13538 * optabs.c (init_optabs): Initialize isinf_optab.
13539 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13541 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13542 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13544 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13545 expand_builtin_interclass_mathfn.
13546 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13547 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13548 (fxam<mode>2_i387): New insn pattern.
13549 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13550 built-in functions as x87 inline asm.
13552 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13554 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13556 2007-01-30 Eric Christopher <echristo@apple.com>
13558 * config.gcc: Add geode.
13560 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13562 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13563 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13564 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13565 value-prof.c: Fix comment typos.
13567 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13570 * doc/invoke.texi (Wpointer-arith): Document warning.
13572 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13574 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13575 the list of discrepancies from the draft TR.
13577 2007-01-30 Dirk Mueller <dmueller@suse.de>
13580 * doc/invoke.texi (-Wreturn-type): Update description to
13581 match new behavior.
13583 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13585 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13587 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13589 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13590 to handle optabs that operate on floating point input argument and
13591 output to integer output.
13592 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13593 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13594 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13595 expand_builtin_interclass_mathfn ().
13596 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13597 (ilogbsi2): Remove.
13598 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13599 ilogbl built-in functions as x87 intrinsics.
13601 2007-01-30 Richard Guenther <rguenther@suse.de>
13603 PR middle-end/27657
13604 * dwarf2out.c (reference_to_unused): Query varpool if the
13605 variable was output.
13607 2007-01-30 Richard Guenther <rguenther@suse.de>
13609 PR middle-end/30313
13610 * passes.c (execute_one_pass): Reset in_gimple_form to not
13611 confuse non-unit-at-a-time mode.
13613 2007-01-29 Roger Sayle <roger@eyesopen.com>
13614 Richard Guenther <rguenther@suse.de>
13616 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13617 avoid undefined behaviour on overflow. Use force_fit_type_double
13618 to construct the constant with the specified TREE_OVERFLOW.
13620 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13622 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13623 * config/dfp-bit.h: Ditto.
13625 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13627 * c-decl.c (pop_scope): Replace warnings with call to
13628 warn_for_unused_label.
13629 * c-common.h (warn_for_unused_label): Declare.
13630 * c-common.c (warn_for_unused_label): Define.
13632 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13634 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13637 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13639 * Makefile.in (USER_H): Remove decfloat.h.
13640 * ginclude/decfloat.h: Delete, moving contents to ...
13641 * ginclude/float.h: Add support for decimal floating point,
13642 guarded by __STDC_WANT_DEC_FP__.
13644 2007-01-29 Mike Stump <mrs@apple.com>
13646 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13647 Analysis and Representation to resolve case insensitive conflict.
13648 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13650 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13652 * tree.h (struct tree_memory_tag): Add aliases member.
13653 (MTAG_ALIASES): New macro.
13654 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13655 (add_may_alias): Remove pointer-set. Update for may_aliases being
13657 (mark_aliases_call_clobbered): Update for may_aliases being a
13659 (compute_tag_properties): Ditto.
13660 (create_partition_for): Ditto.
13661 (compute_memory_partitions): Ditto.
13662 (dump_may_aliases_for): Ditto.
13663 (is_aliased_with): Ditto.
13664 (add_may_alias_for_new_tag): Ditto.
13665 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13666 (compute_is_aliased): New function.
13667 (compute_may_aliases): Call compute_is_aliased).
13668 (init_alias_info): Initialize alias_bitmap_obstack.
13669 (union_alias_set_into): New function.
13670 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13671 (have_common_aliases_p): Rewrite to take two bitmaps and use
13673 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13674 Update for bitmaps.
13675 (finalize_ref_all_pointers): Update for add_may_alias changes.
13676 (new_type_alias): Ditto.
13677 * tree-flow-inline.h (may_aliases): Return a bitmap.
13678 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13679 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13680 may_aliases being a bitmap.
13681 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13682 may_aliases now returns a bitmap.
13683 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13685 * tree-ssa-operands.c (add_virtual_operand): Update for
13686 may_aliases being a bitmap.
13688 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13690 PR tree-optimization/30630
13691 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13692 variable as changed.
13694 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13697 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13698 expanded only once even if an error occurs.
13700 2007-01-29 Ben Elliston <bje@au.ibm.com>
13702 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13703 (__gcov_average_profiler): Likewise.
13704 (__gcov_ior_profiler): Likewise.
13705 (__gcov_merge_ior): Likewise.
13707 2007-01-28 Jan Hubicka <jh@suse.cz>
13709 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13710 * value-prof.c (stringop_block_profile): Likewise.
13712 2007-01-28 Jan Hubicka <jh@suse.cz>
13714 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13715 variant handling histograms; add wrapper.
13716 (clear_storage_via_libcall): Export.
13717 (emit_block_move_hints): Break out from ...; add histograms.
13718 (emit_block_move): ... this one.
13719 (clear_storage_hints): Break out from ...; add histograms.
13720 (clear_storage): ... this one.
13721 (set_storage_via_memset): Handle histogram.
13722 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13723 (clear_storage_hints, clear_storage_via_libcall): Declare.
13724 (set_storage_via_setmem): Update prototype.
13725 * doc/md.texi (movmem, setmem): Document new arguments.
13727 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13729 (stringop_block_profile): New global function.
13730 (tree_stringops_values_to_profile): Profile block size and alignment.
13731 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13733 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13734 (stringop_block_profile): Declare.
13735 * builtins.c: Include value-prof.h.
13736 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13737 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13738 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13739 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13740 * profile.c (instrument_values): Add new counters.
13741 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13743 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13744 (tree_init_edge_profiler): Build new profilers.
13745 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13746 (pass_tree_profile): Add dump.
13747 (tree_profile_hooks): Update.
13748 * Makefile.in (LIBGCOV): Add new constants.
13749 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13750 __gcov_ior_profiler): New.
13751 * i386.md (movmem/setmem expanders): Add new optional arguments.
13753 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13755 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13757 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13759 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13760 (tree_unswitch_single_loop): Pass eni_size_weights to
13761 tree_num_loop_insns.
13762 * tree-ssa-loop-manip.c: Include tree-inline.h.
13763 (can_unroll_loop_p): Pass eni_size_weights to
13764 tree_num_loop_insns.
13765 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13766 Pass eni_size_weights to estimate_num_insns.
13767 * tree.h (init_inline_once): Export.
13768 * toplev.c (backend_init): Call init_inline_once.
13769 * cgraphunit.c (cgraph_process_new_functions,
13770 cgraph_analyze_function): Pass eni_inlining_weights to
13771 estimate_num_insns.
13772 * ipa-inline.c (compute_inline_parameters): Ditto.
13773 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13774 to estimate_num_insns.
13775 (try_unroll_loop_completely): Pass eni_size_weights to
13776 tree_num_loop_insns.
13777 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13778 ot estimate_num_insns.
13779 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13780 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13781 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13782 eni_time_weights): New variables.
13783 (init_inline_once): Initialize them.
13784 (struct eni_data): Mew.
13785 (estimate_num_insns_1, estimate_num_insns): Use weights.
13786 * tree-inline.h (struct eni_weights_d): New.
13787 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13788 (estimate_num_insns): Declaration changed.
13789 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13790 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13791 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13793 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13795 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13796 relations in the conflict function is valid.
13798 2007-01-27 Ian Lance Taylor <iant@google.com>
13800 * common.opt: Add fstrict-overflow.
13801 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13802 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13803 (TYPE_OVERFLOW_UNDEFINED): Define.
13804 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13806 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13807 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13808 (fold_negate_expr): Likewise.
13809 (make_range): Likewise.
13810 (extract_muldiv_1): Likewise.
13811 (maybe_canonicalize_comparison): Likewise.
13812 (fold_comparison): Likewise.
13813 (fold_binary): Likewise.
13814 (tree_expr_nonnegative_p): Likewise.
13815 (tree_expr_nonzero_p): Likewise.
13816 * tree-vrp.c (compare_values): Likewise.
13817 (extract_range_from_binary_expr): Likewise.
13818 (extract_range_from_unary_expr): Likewise.
13819 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13821 (nowrap_type_p): Likewise.
13822 * tree-scalar-evolution.c (simple_iv): Likewise.
13823 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13824 (build_range_check): Likewise.
13825 (extract_muldiv_1): Likewise.
13826 (fold_comparison): Likewise.
13827 * tree-vrp.c (vrp_int_const_binop): Likewise.
13828 (extract_range_from_unary_expr): Likewise.
13829 * convert.c (convert_to_integer): Likewise.
13830 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13831 (fold_comparison): Likewise.
13832 (fold_binary): Likewise.
13833 * optabs.c (optab_for_tree_code): Likewise.
13834 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13835 * simplify-rtx.c (simplify_const_relational_operation): Check
13836 flag_strict_overflow and flag_trapv.
13837 (simplify_const_relational_operation): Likewise.
13838 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13839 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13842 2007-01-27 Roger Sayle <roger@eyesopen.com>
13844 * tree.c (tree_fold_gcd): Delete.
13845 * tree.h (tree_fold_gcd): Remove prototype.
13846 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13847 test whether one constant integer is a multiple of another. Instead
13848 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13849 * fold-const.c (multiple_of_p): We've determined both TOP and
13850 BOTTOM are integer constants so we can call int_const_binop directly
13851 instead of the more generic const_binop.
13853 2007-01-27 Roger Sayle <roger@eyesopen.com>
13855 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13856 1*X check that the constant hasn't overflowed, to preserve the
13858 (round_up): Provide an efficient implementation when rouding-up an
13859 INTEGER_CST to a power-of-two.
13861 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13863 * doc/sourcebuild.texi: Add comma for clarity.
13864 * doc/extend.texi: Fix some typos.
13865 * doc/passes.texi: Likewise.
13866 * doc/cppinternals.texi: Likewise.
13867 * doc/c-tree.texi: Likewise.
13868 * doc/tree-ssa.texi: Likewise.
13869 * doc/install.texi: Likewise.
13871 2007-01-27 Jan Hubicka <jh@suse.cz>
13873 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13874 (pass_sra): Do not require alias information.
13875 * passes.c (init_optimization_passes): Add SRA
13877 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13879 * tracer.c (rest_of_handle_tracer): We already cleaned
13880 up the CFG in tracer() so don't do it here again.
13881 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13882 cleanup_cfg here, either. And don't call renumber_insns.
13884 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13885 and BB_HEAD are in the insn stream here. Instead make sure
13886 that BB_INSN is valid on all insns. Also, do check here that
13887 there are no pending branch predictions...
13888 (rtl_verify_flow_info): ...instead of doing it here. Checks
13889 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13892 2007-01-26 Roger Sayle <roger@eyesopen.com>
13894 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13895 function to simplify/factorize operand order canonicalization.
13896 (ix86_fixup_binary_operands): Reorganize using the above function.
13897 (ix86_binary_operator_ok): Likewise.
13899 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13901 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13902 file scope from optimize_attrs.
13903 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13905 (optimize_attrs): Clear insn_code_values after freeing it.
13907 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13909 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13910 a parts.base assignment.
13912 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13914 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13915 (compute_subscript_distance, initialize_data_dependence_relation,
13916 finalize_ddr_dependent, analyze_ziv_subscript,
13917 analyze_siv_subscript_cst_affine,
13918 compute_overlap_steps_for_affine_univar,
13919 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13920 analyze_siv_subscript, analyze_miv_subscript,
13921 analyze_overlapping_iterations, subscript_dependence_tester_1,
13922 compute_self_dependence, free_dependence_relation): Work
13923 with affine_fn instead of chrecs.
13924 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13925 common_affine_function, affine_function_base,
13926 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13927 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13928 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13929 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13930 (all_chrecs_equal_p): Removed.
13931 * tree-data-ref.h (affine_fn, conflict_function): New types.
13932 (struct subscript): Change type of conflicting_iterations_in_a
13933 and conflicting_iterations_in_b.
13935 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13938 * config/pa/pa.h (TARGET_HPUX_11): New.
13939 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13940 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13942 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13943 Richard Guenther <rguenther@suse.de>
13945 * tree-ssa-structalias.c (solve_graph): Handle case
13946 we merged the variable to another.
13948 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13950 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13953 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13954 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13956 2007-01-25 DJ Delorie <dj@redhat.com>
13958 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13959 allow changes to modes which don't fit in those registers.
13961 * reload1.c (choose_reload_regs): Check for invalid subregs before
13962 computing their locations, not after.
13964 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13967 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13968 save Altivec registers in an eh_return function.
13969 (compute_vrsave_mask): Likewise.
13970 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13971 for saving Altivec registers.
13972 (rs6000_emit_prologue): Don't allocate stack twice in
13973 eh_return function. Correct expected value of altivec_save_offset
13974 when using save_world. Describe save of R0 to stack when using
13975 save_world. Describe stack pointer adjustment when using
13976 save_world. Remove duplicated eh_return parameter register saving.
13977 Update sp_offset variable after save_world.
13978 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13980 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13981 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13984 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13986 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13988 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13991 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13992 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13994 2007-01-25 Richard Guenther <rguenther@suse.de>
13996 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13997 * common.opt (-Wcoverage-mismatch): New warning option.
13998 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13999 if -Wcoverage-mismatch is given.
14001 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14003 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14004 (ipcp_driver): Change to static definition.
14005 Add dumping of the ifunctions.
14006 (constant_val_insert): Remove unused parameter. Support for SSA.
14007 (ipcp_propagate_const): Support for SSA.
14008 (ipcp_profile_bb_print): Print only analyzed nodes.
14009 (ipcp_replace_map_create): Remove support for Fortran constant
14011 * ipa-prop.c (ipa_method_modify_stmt,
14012 ipa_callsite_compute_param): Support for SSA.
14013 * ipa-prop.h (ipcp_driver): Remove declaration.
14014 (IS_VALID_TREE_MAP_INDEX): Add define.
14016 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14018 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14020 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14022 PR middle-end/30447
14023 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14024 constant argument to cabs and do it without checking for
14025 -funsafe-math-optimizations.
14027 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14029 * c-common.h (RID_FIRST_CXX0X): New.
14030 (RID_LAST_CXX0X): New.
14031 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14033 * c.opt (Wc++0x-compat): New.
14034 * doc/invoke.texi (-Wc++0x-compat): Document.
14036 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14038 * builtins.c (fold_builtin_carg): New.
14039 (fold_builtin_1): Use it.
14041 2007-01-24 Jan Hubicka <jh@suse.cz>
14043 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14045 * ipa-inline.c (initial_insns, max_insns): Delete.
14046 (compute_max_insns): New function.
14047 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14048 of insns as base for code growth.
14049 (cgraph_decide_inlining): Make initial_insns local; do not compute
14051 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14052 * doc/invoke.texi (inline-unit-growth): Update docs.
14054 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14056 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14057 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14058 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14059 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14060 for CPUs that have PTA_CX16 set.
14062 PR middle-end/27416
14063 * gimplify.c (omp_check_private): New function.
14064 (gimplify_scan_omp_clauses): Use it for
14065 firstprivate/lastprivate/reduction.
14067 PR middle-end/30494
14068 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14069 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14071 PR middle-end/30421
14072 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14073 If lower_lastprivate_clauses emits some statements, append them
14074 to dlist rather than body_p and to body_p append an initializer.
14075 (lower_omp_for): Adjust caller.
14077 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14079 * target.h (globalize_decl_name): New.
14080 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14081 * output.h (default_globalize_decl_name): New.
14082 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14084 (globalize_decl): Ditto.
14085 (default_globalize_decl_name): New.
14086 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14087 (ia64_handle_version_id_attribute): New.
14088 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14089 (ia64_asm_output_external): Use globalize_decl_name instead
14090 of globalize_label.
14091 * doc/extend.texi (version_id): New pragma.
14092 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14094 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14096 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14097 _uleb128_t and _Unwind_SWord with _sleb128_t.
14098 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14099 uw_frame_state_for, uw_update_context_1): Likewise.
14100 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14101 * unwind-pe.h (read_uleb128, read_sleb128,
14102 read_encoded_value_with_base): Likewise.
14103 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14105 2007-01-24 Richard Guenther <rguenther@suse.de>
14107 * builtins.c (expand_builtin_cexpi): Get the fndecl
14108 for cexp in the correct way.
14110 2007-01-24 Jan Hubicka <jh@suse.cz>
14112 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14114 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14116 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14117 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14118 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14119 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14120 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14121 __SIZEOF_PTRDIFF_T__.
14122 * doc/cpp.texi: Documentation for the new builtin macros added.
14124 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14126 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14127 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14128 instead of operands[2] to avoid access past the end of array.
14130 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14132 * reload1.c (emit_reload_insns): Pass the reload register
14133 for a non-spill output reload through forget_old_reloads_1.
14135 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14137 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14138 _SOFT_DOUBLE if doubles use software floating-point.
14139 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14140 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14141 * config/rs6000/darwin-ldouble.c: Also compile functions for
14142 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14143 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14144 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14145 commented-out long double override.
14146 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14147 * config/rs6000/eabispe.h: Likewise.
14148 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14149 long double for non-SPE.
14150 (rs6000_handle_option): Likewise.
14151 (invalid_e500_subreg): Disallow more subregs involding DImode,
14152 DFmode, TImode or TFmode.
14153 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14155 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14157 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14158 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14160 (rs6000_legitimate_address): Also check for TFmode for E500
14162 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14163 (spe_build_register_parallel): Handle TFmode and TCmode.
14164 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14166 (function_arg): Handle TFmode and TCmode for E500 double.
14167 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14169 (print_operand): Handle TFmode and TImode for %y.
14170 (rs6000_generate_compare): Handle TFmode comparisons for E500
14172 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14173 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14174 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14175 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14176 TFmode for E500 double.
14177 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14178 (floatsidf2): Enable for E500 double.
14179 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14180 (extenddftf2): Change to extenddftf2_fprs.
14181 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14182 depending on TARGET_E500_DOUBLE.
14183 (extendsftf2): Enable for E500 double.
14184 (trunctfdf2): Enable for E500 double.
14185 (trunctfsf2): Change to trunctfsf2_fprs.
14186 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14187 depending on TARGET_E500_DOUBLE.
14188 (floatsitf2): Enable for E500 double.
14189 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14190 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14191 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14192 (negtf2): Change to negtf2_internal.
14193 (negtf2): New expander.
14194 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14195 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14196 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14197 (movdi_internal32): Use rs6000_nonimmediate_operand.
14198 (unnamed splitter): Likewise.
14199 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14200 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14201 (SPE64TF, DITI): New mode macros.
14202 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14205 (frob_<mode>_di_2): New.
14206 (frob_tf_di_8_2): New.
14207 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14209 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14211 (frob_ti_<mode>_8_2): New.
14212 (frob_ti_tf_2): New.
14213 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14214 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14216 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14217 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14218 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14219 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14220 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14221 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14224 2007-01-23 Ian Lance Taylor <iant@google.com>
14226 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14228 (OBJS-archive): Reformat, alphabetize.
14229 (OBJS): Change out_object_file to OBJS-md.
14231 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14233 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14234 JUMP_P and CALL_P predicates where applicable.
14235 * config/i386/i386.c: Ditto.
14236 * config/i386/i386.md: Ditto.
14237 * config/i386/mmx.md: Ditto.
14238 * config/i386/predicates.md: Ditto.
14240 2007-01-22 Andreas Schwab <schwab@suse.de>
14242 * config/m68k/m68k.h: Fix comment.
14244 2007-01-22 Jan Hubicka <jh@suse.cz>
14246 * passes.c (init_optimization_passes): Do not rerun
14247 pass_early_warn_uninitialized.
14249 2007-01-22 Richard Guenther <rguenther@suse.de>
14251 PR tree-optimization/30038
14252 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14254 (execute_cse_sincos_1): Likewise.
14255 (execute_cse_sincos): Likewise.
14256 (gate_cse_sincos): Likewise.
14257 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14258 the cexpi() canonicalization of sincos().
14259 * tree-pass.h (pass_cse_sincos): Declare.
14260 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14262 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14264 PR rtl-optimization/29329
14265 * combine.c (replaced_rhs_insn): Rename to i2mod.
14266 (replaced_rhs_value): Rename to i2mod_new_rhs.
14267 (i2mod_old_rhs): New global variable.
14268 (combine_instructions): Adjust for above change. Save a copy of
14269 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14270 note are substituted in the second instruction.
14271 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14272 ditch the note if it pertains to the second eliminated register
14273 and this register is mentioned in i2mod_old_rhs.
14276 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14278 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14279 the insn to which the note was originally attached.
14281 2007-01-21 Jan Hubicka <jh@suse.cz>
14283 * ipa-inline.c (inlining_mode): Comment, move up.
14284 (cgraph_decide_inlining_incrementally): Do not perform inlining
14285 itself; fix handling of flattening of self recursive functions.
14286 (cgraph_find_cycles): Remove.
14287 (cgraph_flatten_node): Remove.
14288 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14289 (try_inline): New function.
14290 (cgraph_early_inlining): Update call of
14291 cgraph_decide_inlining_incrementally. Apply inlining here.
14292 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14294 2007-01-21 Dirk Mueller <dmueller@suse.de>
14297 * tree-vrp.c (check_array_bounds): do not warn
14298 about ADDR_EXPR's of ARRAY_REF's which are immediately
14299 used in binary expressions.
14301 2007-01-21 Ira Rosen <irar@il.ibm.com>
14303 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14304 read_write_dep and macros for its access.
14305 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14306 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14307 argument, call vect_check_interleaving for every independent pair of
14308 data-refs. Mark loads that access the same memory location as a store
14310 (vect_check_dependences): Remove.
14311 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14312 call, fix the call to vect_analyze_data_ref_dependence.
14313 (vect_analyze_data_ref_access): For statements that access the same
14314 data-ref, check that they are not stores; for loads, check that there
14315 is no store that access the same location.
14317 2007-01-20 Roger Sayle <roger@eyesopen.com>
14318 Joseph Myers <joseph@codesourcery.com>
14320 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14321 (-fdump-rtl-stack): Likewise.
14322 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14323 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14324 (-mpt-fixed): Use @minus{} for minus sign.
14325 (Using Precompiled Headers): Fix under/overfull hbox.
14327 2007-01-20 Jan Hubicka <jh@suse.cz>
14329 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14330 place within annotation.
14332 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14334 * pa.c (output_move_double): Change array size of xoperands to 4.
14336 2007-01-20 Jan Hubicka <jh@suse.cz>
14338 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14341 2007-01-19 Ian Lance Taylor <iant@google.com>
14343 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14344 constant to unsigned HOST_WIDE_INT before negating.
14346 2007-01-19 Ian Lance Taylor <iant@google.com>
14348 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14350 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14351 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14352 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14353 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14354 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14355 (realloc_vdef, realloc_vuse): Change second parameter to
14357 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14358 fields to unsigned.
14359 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14360 unsigned. Change x and lim locals to unsigned.
14361 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14363 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14364 (copy_virtual_operands): Change i and n locals to unsigned.
14366 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14368 PR middle-end/29335
14369 * builtins.c (fold_builtin_1): Handle builtin fdim.
14371 2007-01-20 Jan Hubicka <jh@suse.cz>
14373 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14374 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14375 init_alias_heapvars.
14376 (init_alias_heapvars): Initialize only when not already initialized.
14377 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14379 2007-01-19 Roger Sayle <roger@eyesopen.com>
14381 * common.opt (fsigned-zeros): New command line option.
14382 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14383 of flag_unsafe_math_optimizations.
14384 * opts.c (set_fast_math_flags): The -ffast-math command line option
14385 implies -fno-signed-zeros.
14386 (fast_math_flags_set_p): Likewise.
14388 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14389 the documentation of -ffast-math appropriately. Wrap long lines.
14391 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14393 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14394 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14396 2007-01-19 Tomas Bily <tbily@suse.cz>
14398 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14400 (tree_init_ic_make_global_vars): New function
14401 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14402 (tree_gen_ic_profiler): New function
14403 (tree_gen_ic_func_profiler): New function
14404 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14405 (tree_profile_hooks): Added hook for indirec/virtual calls
14406 * value-prof.c (tree_find_values_to_profile): New case for
14408 (tree_values_to_profile): Call for determining indirect/virtual
14410 (tree_indirect_call_to_profile): New function
14411 (tree_ic_transform): New function
14412 (tree_ic): New function
14413 (find_func_by_pid): New function
14414 (init_pid_map): New function
14415 (tree_value_profile_transformations): Added check for
14416 indirect/virtual call transformation
14417 * value-prof.h (enum hist_type): New counter type for
14418 indirect/virtual calls
14419 (profile_hooks): Added new hook for profiling indirect/virtual
14421 * profile.c (instrument_values): New case for indirect/virtual
14423 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14424 (GCOV_COUNTER_V_INDIR): New counter type
14425 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14426 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14428 * cgraph.c: Definition of cgraph_max_pid
14429 (cgraph_create_node): Default init of pid attribute
14430 * cgraph.h: Declaration of cgraph_max_pid
14431 (struct cgraph_node): Added pid attribute
14432 * libgcov.c (__gcov_indirect_call_profiler): New function
14433 (__gcov_one_value_profiler_body): New function
14434 (__gcov_one_value_profiler): Body was moved to
14435 __gcov_one_value_profiler_body and calls it
14437 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14439 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14440 * gengtype.c (write_types_data, write_func_for_structure,
14441 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14442 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14443 (walk_type, write_func_for_structure): Generate the mark_hook if
14446 2007-01-19 Jan Hubicka <jh@suse.cz>
14448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14449 'early' argument take inlining mode argument specifying whether to
14450 inline for size/speeed or all functions; add support for flattening;
14452 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14454 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14457 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14458 the name of the declared identifier.
14460 2007-01-19 Dirk Mueller <dmueller@suse.de>
14462 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14463 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14464 duplicate evaluation.
14466 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14468 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14469 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14470 to XFMode, use acosxf2 and truncate result to requested mode.
14471 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14472 (asin<mode>2): Similarly, with asin expanders.
14473 (*fscalexf4_i387): Rename from *fscalexf4.
14474 (expNcorexf3): New expander.
14475 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14476 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14477 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14478 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14479 patterns for SSE math.
14480 (exp10<mode>2): Similarly, with exp10 expanders.
14481 (exp2<mode>2): Similarly, with exp2 expanders.
14482 (expm1<mode>2): Similarly, with expm1 expanders.
14483 (ldexp<mode>3): Similarly, with ldexp expanders.
14484 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14485 Use gen_truncxf<mode>2_i387_noop to truncate result.
14487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14489 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14490 for ColdFire targets.
14492 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14493 Richard Sandiford <richard@codesourcery.com>
14495 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14496 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14497 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14498 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14499 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14500 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14504 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14505 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14506 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14507 (*adddi_dilshr32_cf): New pattern.
14508 (adddi3, subdi3): Remove first alternatives.
14510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14512 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14513 implemented using move.l, do not use its cc result for floating-point
14516 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14518 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14519 from accepting 's' constraints if flag_pic.
14521 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14523 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14524 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14525 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14526 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14528 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14530 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14531 ColdFire alternatives.
14532 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14533 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14534 architectures that support ff1 instruction.
14536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14537 Julian Brown <julian@codesourcery.com>
14539 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14540 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14541 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14544 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14546 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14548 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14549 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14550 HOST_WIDE_INT instead of an rtx.
14551 (m68k_rtx_costs): Update call accordingly.
14552 (output_move_const_into_data_reg): Likewise. Fix formatting.
14553 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14555 (output_move_simode_const): Update calls after above changes.
14556 Rework to use automatic variables and predicates like MEM_P.
14557 * config/m68k/m68k.md (pushexthisi_const): Update call to
14560 2007-01-19 Dirk Mueller <dmueller@suse.de>
14562 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14563 in dump_flags test.
14565 2007-01-19 Richard Guenther <rguenther@suse.de>
14567 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14568 via cexp in case sincos is not available.
14570 2007-01-19 Richard Guenther <rguenther@suse.de>
14572 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14573 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14574 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14575 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14576 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14577 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14578 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14579 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14581 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14585 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14586 (atan2xf3): Directly generate RTL pattern.
14587 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14588 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14589 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14590 disable patterns for SSE math.
14591 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14592 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14593 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14594 disable patterns for SSE math.
14596 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14598 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14600 2007-01-18 Roger Sayle <roger@eyesopen.com>
14602 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14603 VIEW_CONVERT_EXPR to the same type as it's operand.
14605 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14607 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14608 configured for long double 128.
14610 2007-01-18 Mike Stump <mrs@apple.com>
14612 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14615 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14617 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14620 2007-01-18 Jan Hubicka <jh@suse.cz>
14622 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14623 greater than NUM_VOP_FREE_BUCKETS.
14625 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14627 * tree-ssa-structalias.c: Update comments.
14628 (ptabitmap_obstack): Removed.
14629 (pta_obstack): New.
14630 (oldpta_obstack): Ditto.
14631 (stats): Add a few members.
14632 (struct variable_info): Remove node, complex, address_taken, and
14633 indirect_target members. Add oldsolution member.
14634 (new_var_info): Do not initialize removed members.
14635 (constraint_expr_type): Remove INCLUDES.
14636 (constraint_graph): Add size, implicit_preds, rep,
14637 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14638 (FIRST_REF_NODE): New macro.
14639 (LAST_REF_NODE): Ditto.
14640 (FIRST_ADDR_NODE): Ditto.
14641 (find): New function.
14643 (dump_constraint): Do not handle INCLUDES.
14644 (insert_into_complex): Do not insert duplicate constraints.
14645 (condense_varmap_nodes): Renamed and rewritten into ...
14646 (merge_node_constraints): This. Also fix bug in handling of
14647 offseted copy constraints.
14648 (clear_edges_for_node): No longer need to deal with preds at all,
14649 or removing associated preds/succs.
14650 (merge_graph_nodes): Deal with indirect_cycles.
14651 Don't deal with predecessors.
14652 (add_implicit_graph_edge): New function.
14653 (add_pred_graph_edge): Ditto.
14654 (add_graph_edge): Don't deal with predecessors.
14655 (build_constraint_graph): Removed.
14656 (build_pred_graph): New function.
14657 (build_succ_graph): Ditto.
14658 (struct scc_info): Removed in_component. Added roots, dfs, and
14659 node_mapping. Remove visited_index, unification_queue.
14660 (scc_visit): Deal with union-find we do now.
14661 Deal with cycles with REF nodes.
14662 (collapse_nodes): Renamed and rewritten to ...
14663 (unify_nodes): This.
14664 (process_unification_queue): Removed.
14665 (topo_visit): Cleanup
14666 (do_da_constraint): Use find.
14667 (do_sd_constraint): Ditto.
14668 (do_ds_constraint): Ditto.
14669 (do_complex_constraint): Ditto.
14670 (init_scc_info): Update for removed and added members.
14671 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14672 (find_indirect_cycles): This.
14673 (equivalence_class): New variable.
14674 (label_visit): New function.
14675 (perform_variable_substitution): Rewritten.
14676 (free_var_substitution_info): New function.
14677 (find_equivalent_node): Ditto.
14678 (move_complex_constraints): Ditto.
14679 (eliminate_indirect_cycles): Ditto.
14680 (solve_graph): Only propagate changed bits.
14681 Use indirect cycle elimination.
14683 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14684 (tree_id_eq): Renamed to ...
14685 (tree_vi_eq): This. Update for member change
14686 (insert_id_for_tree): Renamed and rewritten to ...
14687 (insert_vi_for_tree): This.
14688 (lookup_id_for_tree): Renamed and rewritten to ...
14689 (lookup_vi_for_tree): This.
14690 (get_id_for_tree): Renamed and rewritten to ...
14691 (get_vi_for_tree): Ditto.
14692 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14693 (process_constraint): Don't handle INCLUDES.
14694 Remove special ADDRESSOF case.
14695 (find_func_aliases): Rewrite to use vi functions instead of id
14697 (create_function_info_for): Ditto.
14698 (create_variable_info_for): Ditto.
14699 (intra_create_variable_infos): Ditto.
14700 (merge_smts_into): Ditto.
14701 (find_what_p_points_to): Ditto.
14702 (init_base_vars): Ditto.
14703 (init_alias_vars): Ditto.
14704 (remove_preds_and_fake_succs): New function.
14705 (dump_sa_points_to_info): Dump new stats.
14706 (dump_solution_for_var): Use find.
14707 (set_used_smts): Fix formatting.
14708 (compute_points_to_sets): Updated for new functions.
14709 (ipa_pta_execute): Ditto.
14711 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14712 Richard Sandiford <richard@codesourcery.com>
14714 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14716 * calls.c (expand_call): If the return value is a PARALLEL,
14717 extract its first member.
14718 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14719 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14720 use FUNCTION_EXTRA_EPILOGUE.
14721 (m68k_function_value): Return a PARALLEL if the return value
14722 is of a pointer type.
14723 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14724 (FUNCTION_EXTRA_EPILOGUE): Remove.
14725 * config/m68k/m68k.md (D0_REG): New constant.
14727 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14729 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14730 output a NOP for empty epilogues.
14732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14734 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14735 before function. Extend register save check to include all
14736 registers, not just integer ones.
14738 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14740 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14741 (m68k_use_return_insn): ...this.
14742 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14743 * config/m68k/m68k.c (use_return_insn): Rename to...
14744 (m68k_use_return_insn): ...this.
14745 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14746 of USE_RETURN_INSN.
14748 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14750 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14751 nearest even, fix denormal rounding overflow.
14753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14755 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14756 f%$smove and f%$move.
14757 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14758 (extendsfdf2_cf): Use fdmove instead of f%&move.
14759 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14760 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14762 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14764 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14767 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14769 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14770 (coldfire_single_format): Declare.
14771 (coldfire_double_format): Likewise.
14772 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14773 of qnan_msb_set to determine the lower bits of a canonical
14775 (encode_ieee_double): Likewise.
14776 (encode_ieee_quad): Likewise.
14777 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14778 (mips_single_format): Likewise.
14779 (ieee_double_format): Likewise.
14780 (mips_double_format): Likewise.
14781 (ieee_extended_motorola_format): Likewise.
14782 (ieee_extended_intel_96_format): Likewise.
14783 (ieee_extended_intel_128_format): Likewise.
14784 (ieee_extended_intel_96_round_53_format): Likewise.
14785 (ibm_extended_format): Likewise.
14786 (mips_extended_format): Likewise.
14787 (ieee_quad_format): Likewise.
14788 (mips_quad_format): Likewise.
14789 (vax_f_format): Likewise.
14790 (vax_d_format): Likewise.
14791 (vax_g_format): Likewise.
14792 (i370_single_format): Likewise.
14793 (i370_double_format): Likewise.
14794 (decimal_single_format): Likewise.
14795 (decimal_double_format): Likewise.
14796 (decimal_quad_format): Likewise.
14797 (c4x_single_format): Likewise.
14798 (c4x_extended_format): Likewise.
14799 (real_internal_format): Likewise.
14800 (coldfire_single_format): New real_format.
14801 (coldfire_double_format): Likewise.
14802 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14803 canonical_nan_lsbs_set.
14804 (pdp11_d_format): Likewise.
14805 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14806 if TARGET_COLDFIRE_CPU.
14808 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14810 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14811 (output_call, m68k_legitimize_call_address): Declare.
14812 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14813 parenthesees. Add support for a 'W' constraint.
14814 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14815 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14816 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14817 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14819 (override_options): Initialize them. Do not set flag_no_function_cse
14820 for TARGET_ID_SHARED_LIBRARY.
14821 (m68k_output_pic_call): Delete.
14822 (m68k_legitimize_call_address): New function.
14823 (print_operand): Remove the %o prefix. Handle the %p prefix.
14824 (output_call): New function.
14825 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14826 target address from the GOT if symbolic jumps are not allowed.
14827 * config/m68k/m68k.md (call, general_operand): Do not set
14828 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14829 Merge separate flag_pic and !flag_pic define_insns into...
14830 (*call, *call_value): ...these new patterns. Match the address
14831 rather than the containing MEM and require it to be a call_operand.
14832 Use output_call to generate the asm template.
14833 * config/m68k/predicates.md (const_call_operand): New predicate.
14834 (call_operand): Likewise.
14836 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14838 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14839 (STACK_GROWS_DOWNWARD): Define to 1.
14840 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14841 comments, emphasizing that these values are only defaults.
14842 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14843 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14847 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14849 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14850 Richard Sandiford <richard@codesourcery.com>
14852 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14853 (FP_REGNO_P): New macros.
14854 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14855 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14856 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14857 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14859 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14861 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14862 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14864 * config/m68k/t-floatlib: New file, extracting common code from...
14865 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14866 * config/m68k/t-uclinux: Here.
14867 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14868 routines on ColdFire targets.
14870 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14872 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14873 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14874 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14875 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14876 explicitly set MOTOROLA to 1.
14877 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14879 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14880 Nathan Sidwell <nathan@codesourcery.com>
14882 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14883 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14884 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14885 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14886 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14887 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14888 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14889 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14890 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14891 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14892 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14893 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14894 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14895 (DBX_REGISTER_NUMBER): Delete.
14896 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14897 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14898 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14900 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14902 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14903 * config/flat.h: New file.
14904 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14905 OBJECT_FORMAT_FLAT.
14906 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14907 indirect references for -msep-data or -mid-shared-library.
14908 Do not use PC-relative code addresses either.
14909 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14911 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14912 for shared libraries and crt1.o for executables. Use crti.o and
14914 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14915 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14916 Do not add -elf2flt or -shared-lib-id options here.
14917 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14918 Pass -shared-lib-id if -mid-shared-library, taking the library
14919 identifier from -mshared-library-id if given, otherwise
14921 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14922 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14923 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14924 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14925 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14926 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14928 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14929 jump sequence for ISA A and ISA A+.
14930 (PICJUMP): Likewise.
14932 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14934 * config.gcc (m68k-*-uclinux*): Base the port on the common
14935 and m68k GNU/Linux files rather than on the generic ELF ones.
14936 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14937 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14939 2007-01-18 Julian Brown <julian@codesourcery.com>
14940 Richard Sandiford <richard@codesourcery.com>
14942 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14943 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14944 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14946 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14947 80 unconditionally.
14948 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14952 * doc/install.texi: Document m68k-uclinuxoldabi.
14953 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14954 * config/m68k/uclinux-oldabi.h: New file, copied from
14955 config/m68k/uclinux.h.
14957 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14959 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14960 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14961 (m32r_compute_frame_size): Use unsigned for regno.
14962 (m32r_reload_lr): Use gen_frame_mem.
14964 (m32r_output_function_epilogue): Don't output the function epilogue
14966 (m32r_expand_epilogue): New.
14967 (direct_return): Return false if the function has the interrupt
14969 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14970 * config/m32r/m32r.md (epilogue): New expander.
14971 (return_lr, return_rte): New insns.
14972 (return): Make it expander.
14973 (return_normal): New expander.
14975 2007-01-18 Josh Conner <jconner@apple.com>
14978 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14979 support for UNLE, UNLT, UNGE, and UNGT.
14981 2007-01-18 Jan Hubicka <jh@suse.cz>
14983 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14984 * tree-tailcall (add_virtual_phis): Likewise.
14985 (optimize_tail_call): Return TODOs.
14986 (execute_tail_calls): Return TODOs.
14987 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14988 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14990 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14991 Cleanup cfg using TODO.
14992 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14993 * passes.c (execute_function_todo): When cleanup did something, remove
14995 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14996 (make_edges): Don't cleanup_cfg.
14998 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15000 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15001 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15002 operate on the top of stack.
15003 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15004 register handling of instructions that output to the second
15006 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15007 (move_for_stack_reg): Special-case check for dead destination
15008 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15010 * config/i386/i386.md (UNSPEC_TAN): New constant.
15011 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15012 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15013 to correctly model move of constant 1.0 to top stack slot.
15014 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15015 (unnamed peephole2 pattern): Remove corresponding peephole2
15016 pattern that optimizes tan insn and loading of constant 1.0.
15017 (tanxf2): Use fptanxf4_i387.
15018 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15019 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15020 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15021 disable patterns for SSE math.
15022 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15023 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15025 2007-01-18 Dirk Mueller <dmueller@suse.de>
15026 Richard Guenther <rguenther@suse.de>
15029 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15030 * common.opt (Warray-bounds): Add new warning option.
15031 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15033 * Makefile.in: make tree-vrp.o depend on toplev.h
15034 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15036 (check_array_refs, check_array_bounds, check_array_ref): New.
15038 2007-01-18 Jan Hubicka <jh@suse.cz>
15040 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15041 (execute_ssa_ccp): Return flags conditionally.
15042 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15044 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15046 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15048 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15049 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15051 * Makefile.c (GTFILES): Add cfglayout.h.
15052 * gengtype.c (open_base_files): Likewise.
15053 * cfglayout.c (cfg_layout_function_footer,
15054 cfg_layout_function_header) Reindent to make gengtype happy.
15055 * cfglayout.h (cfg_layout_function_footer,
15056 cfg_layout_function_header): Add GTY(()) marker.
15058 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15060 2007-01-18 Ben Elliston <bje@au.ibm.com>
15062 * genautomata.c (write_automata): Include xstrerror output in the
15063 error message if writing the DFA description file fails.
15065 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15067 * config/mips/mips-protos.h (mips_output_external): Make it
15069 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15070 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15071 (extern_list): Likewise.
15072 (extern_head): Likewise.
15073 (TARGET_ASM_FILE_END): Likewise.
15074 (mips_file_end): Likewise.
15075 (mips_output_external): Rewritten.
15077 2007-01-18 Ben Elliston <bje@au.ibm.com>
15079 * genpreds.c (write_insn_preds_c): Only write out the function
15080 body for regclass_for_constraint if we have register constraints.
15082 2007-01-17 Tom Tromey <tromey@redhat.com>
15084 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15085 * doc/install.texi (Testing): Use sourceware.org.
15086 (Binaries): Likewise.
15087 (Specific): Likewise.
15088 * doc/contrib.texi (Contributors): Use sourceware.org.
15090 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15092 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15093 (AVR_ENHANCED): Rename to ...
15094 (AVR_HAVE_MUL): ... new.
15095 (avr_enhanced_p): Rename to ...
15096 (avr_have_mul_p): ... new.
15097 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15098 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15099 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15100 (avr_have_mul_p): ... new.
15101 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15102 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15103 'avr_enhanced_p' and 'enhanced'.
15104 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15105 AVR_HAVE_MUL instead of AVR_ENHANCED.
15106 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15107 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15108 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15109 instead of AVR_ENHANCED.
15110 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15111 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15112 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15114 2007-01-17 Ian Lance Taylor <iant@google.com>
15116 * vec.h (VEC_reserve_exact): Define.
15117 (vec_gc_p_reserve_exact): Declare.
15118 (vec_gc_o_reserve_exact): Declare.
15119 (vec_heap_p_reserve_exact): Declare.
15120 (vec_heap_o_reserve_exact): Declare.
15121 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15123 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15124 negative parameter.
15125 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15126 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15127 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15128 * vec.c (calculate_allocation): Add exact parameter. Change all
15130 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15131 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15132 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15133 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15134 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15135 (vec_heap_p_reserve_exact): New function.
15136 (vec_heap_o_reserve_exact): New function.
15138 2007-01-17 Jan Hubicka <jh@suse.cz>
15140 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15142 2007-01-17 Eric Christopher <echristo@apple.com>
15144 * config.gcc: Support core2 processor.
15146 2007-01-16 Jan Hubicka <jh@suse.cz>
15148 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15149 the names, just unlink the chain so we don't crash on dangling pointers
15152 2007-01-16 Jan Hubicka <jh@suse.cz>
15154 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15155 * tree-pass.h: Reorder to make IPA passes appear toegher.
15156 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15157 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15158 parameters, do not call early inliner.
15159 * ipa-inline.c: Update comments. Include tree-flow.h
15160 (cgraph_decide_inlining): Do not compute inlining parameters.
15161 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15162 be called with function context set up.
15163 (pass_ipa_inline): Remove unreachable functions before pass.
15164 (cgraph_early_inlining): Simplify assuming to be called from the
15166 (pass_early_inline): New pass.
15167 (cgraph_gate_ipa_early_inlining): New gate.
15168 (pass_ipa_early_inline): Turn into simple wrapper.
15169 (compute_inline_parameters): New function.
15170 (gate_inline_passes): New gate.
15171 (pass_inline_parameters): New pass.
15172 (apply_inline): Move here from tree-optimize.c
15173 (pass_apply_inline): New pass.
15174 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15176 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15177 doing them by hand.
15178 (tree_function_versioning): Do not allocate dummy struct function.
15179 * tree-inline.h (optimize_inline_calls): Update prototype.
15180 * tree-optimize.c (execute_fixup_cfg): Export.
15181 (pass_fixup_cfg): Remove
15182 (tree_rest_of_compilation): Do not apply inlines.
15183 * tree-flow.h (execute_fixup_cfg): Declare.
15184 * Makefile.in (gt-passes.c): New.
15185 * passes.c: Include gt-passes.h
15186 (init_optimization_passes): New passes.
15187 (nnodes, order): New static vars.
15188 (do_per_function_toporder): New function.
15189 (execute_one_pass): Dump current pass here.
15190 (execute_ipa_pass_list): Don't dump current pass here.
15192 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15194 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15195 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15197 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15199 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15200 (strong_alias): Define.
15201 (__gcc_qmul): Provide non-FMA for soft-float.
15202 (__gcc_qdiv): Same.
15207 (__gcc_qunord): New.
15217 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15218 soft-float functions.
15219 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15220 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15221 about long double soft float.
15223 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15224 Tehila Meyzels <tehila@il.ibm.com>
15226 * tree-vectorizer.h (is_pattern_stmt_p): New.
15227 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15228 formatting (tabs instead of spaces). Cleanup and clarify setting
15229 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15230 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15231 (vectorizable_type_demotion): Check that types are integral.
15232 (vectorizable_type_promotion): Likewise.
15233 (vectorizable_store): Fix typo. Eliminate new-line at end of
15236 2007-01-16 Jan Hubicka <jh@suse.cz>
15238 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15241 2007-01-15 Eric Christopher <echristo@apple.com>
15243 * ifcvt.c: Include vec.h, vecprim.h.
15244 (check_cond_move_block): New argument regs.
15245 Reorganize. Add registers used to regs.
15246 (cond_move_process_if_block): Use regs set above as
15249 2007-01-15 Eric Christopher <echristo@apple.com>
15251 * config/darwin.h: Update copyright.
15252 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15253 (LINK_COMMAND_SPEC): Add -u.
15254 (LINK_SPEC): Fix umbrella for above.
15256 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15258 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15261 2007-01-15 Tom Tromey <tromey@redhat.com>
15263 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15264 * doc/install.texi (Testing): Don't mention jacks.
15265 (Configuration): Document --enable-java-maintainer-mode. Move
15266 --with-java-home to libgcj-specific section. Document
15268 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15270 2007-01-15 Jan Hubicka <jh@suse.cz>
15272 * tree-ssa-dce.c (DCE_TODOs): New.
15273 (propagate_necessity): Return if something changed.
15274 (eliminate_unnecessary_stmts): Likewise.
15275 (perform_tree_ssa_dce): Return TODO flags when needed.
15276 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15278 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15280 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15281 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15282 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15283 patterns using X87MODEF12 mode macro. Extend operand 1
15284 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15285 (log10<mode>2): Ditto.
15286 (log2<mode>2): Ditto.
15287 (log1p<mode>2): Ditto.
15288 (logb<mode>2): Ditto.
15289 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15290 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15291 (*fxtractxf3_i387): Rename from *fxtractxf3.
15292 (fxtract_extend<mode>xf3_i387): New insn pattern.
15293 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15294 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15295 and gen_fyl2xxf3_i387().
15297 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15299 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15300 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15301 get_loop_exit_edges. Changed return type to bool.
15302 * cfgloop.h (fix_loop_placement): Declaration removed.
15304 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15306 * param.h (MIN_VECT_LOOP_BOUND): New.
15307 * params.def (MIN_VECT_LOOP_BOUND): New.
15308 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15309 argument - minimum threshold for number of iterations.
15310 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15311 argument to declaration.
15312 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15313 MIN_VECT_LOOP_BOUND.
15314 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15315 slpeel_tree_peel_loop_to_edge with additional argument.
15316 (vect_do_peeling_for_alignment): Likewise.
15317 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15319 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15322 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15323 operands of size 1.
15325 2007-01-14 Jan Hubicka <jh@suse.cz>
15327 * tree-dfa.c (remove_referenced_var): New function.
15328 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15329 prune referenced vars list too.
15330 * tree-flow.h (remove_referenced_var): Declare.
15332 2007-01-14 Jan Hubicka <jh@suse.cz>
15334 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15336 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15337 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15338 * except.h (verify_eh_throw_table_statements): Kill prototype.
15339 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15340 into call exrepssions.
15341 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15343 * tree-cfg.c: Include pointer-set.h.
15344 (verify_node_sharing): Work on pointer set.
15345 (verify_eh_throw_stmt_node): New.
15346 (verify_stmts): Use pointers sets, verify throw_stmt.
15348 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15350 * ipa-reference.c (analyze_function): Consider also addresses taken
15353 2007-01-12 Roger Sayle <roger@eyesopen.com>
15355 * c-typeck.c (null_pointer_constant_p): Replace use of
15356 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15357 (build_c_cast): Likewise.
15359 2007-01-12 Roger Sayle <roger@eyesopen.com>
15361 * tree.h (force_fit_type_double): Remove unused final argument.
15362 * c-common.c (constant_expression_warning): Replace use of
15363 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15364 (convert_and_check): Likewise.
15365 (shorten_compare): Update call to force_fit_type_double.
15366 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15367 * convert.c (convert_to_pointer): Update call to
15368 force_fit_type_double.
15369 * fold-const.c (force_fit_type_double): Remove overflowed_const
15371 (int_const_binop, fold_convert_const_int_from_int,
15372 fold_convert_const_int_from_real, fold_div_compare,
15373 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15374 fold_abs_const, fold_not_const): Remove the final argument from
15375 calls to force_fit_type_double.
15377 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15379 * configure.ac: Set insn to "nop" for spu-*-* also.
15380 * configure: Regenerate.
15382 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15384 * builtins.def : Add BUILT_IN_FREE.
15386 2007-01-12 Jan Hubicka <jh@suse.cz>
15388 PR tree-optimization/30443
15389 * tree-inline.c (tree_function_versioning): Do not optimize when
15390 cloning for inlining.
15392 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15394 * doc/loop.texi: Document recording of loop exits.
15395 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15396 (update_single_exits_after_duplication,
15397 update_single_exit_for_duplicated_loop,
15398 update_single_exit_for_duplicated_loops): Removed.
15399 (duplicate_loop_to_header_edge): Do not call
15400 update_single_exits_after_duplication and
15401 update_single_exit_for_duplicated_loops.
15402 (loop_version): Do not update single_exit information.
15403 (fix_loop_structure): Use record_loop_exits instead of
15404 mark_single_exit_loops.
15405 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15406 the lists of loop exits.
15407 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15408 split_edge, merge_blocks): Update the lists of loop exits.
15409 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15410 loop_optimizer_init.
15411 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15412 of mark_single_exit_loops.
15413 (loop_optimizer_finalize): Call release_recorded_exits.
15414 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15415 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15416 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15417 update single exit information.
15418 * lambda-code.c (perfect_nestify): Ditto.
15419 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15420 (mark_single_exit_loops): Removed.
15421 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15422 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15423 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15425 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15426 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15427 (verify_loop_structure): Verify consistency of the exit lists.
15428 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15429 (set_single_exit): Removed.
15430 * cfgloop.h (struct loop_exit): New function.
15431 (struct loop): single_exit_ field replaced by exits field.
15432 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15433 (struct loops): Added exits hash.
15434 (mark_single_exit_loops, set_single_exit): Declaration removed.
15435 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15439 * doc/invoke.texi: Avoid use of @headitem.
15441 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15443 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15445 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15447 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15450 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15451 Richard Sandiford <richard@codesourcery.com>
15453 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15454 * config/m68k/m68k.opt: Resort options.
15455 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15457 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15458 Richard Sandiford <richard@codesourcery.com>
15460 * doc/invoke.texi: Document the macros that are defined by
15461 m68k's -mtune and -mhard-float options.
15462 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15463 (m68k_cpp_cpu_family): Likewise.
15464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15465 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15466 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15467 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15468 (m68k_cpp_cpu_family): Likewise.
15470 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15472 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15473 macros besides mc68000 as tuning macros. Use a switch statement
15474 to set them and mcpu32.
15476 2007-01-12 Julian Brown <julian@codesourcery.com>
15478 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15479 (TARGET_68040_ONLY): Rename to...
15480 (TARGET_68040): ...this.
15481 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15482 * config/m68k/m68k.md: Likewise.
15484 2007-01-12 Julian Brown <julian@codesourcery.com>
15485 Nathan Sidwell <nathan@codesourcery.com>
15486 Richard Sandiford <richard@codesourcery.com>
15488 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15489 the -mcpu= argument associated with the --with-cpu setting.
15490 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15491 if different from the one implied by the -mcpu setting.
15492 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15493 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15494 * doc/invoke.texi: Mention ColdFire in the introduction to the
15495 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15496 -mno-div and -mhard-float options. Make -m68881 a synonym for
15497 -mhard-float. Document the previously-undocumented -m5206e,
15498 -m528x, -m5307 and -m5407 options. Tweak the existing option
15499 documentation for consistency.
15500 * doc/install.texi: Mention new --with-cpu arguments.
15501 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15502 default CPU if neither -mcpu nor -march are specified.
15503 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15504 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15505 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15506 using m68k_tune to decide between families that implement the
15507 same ISA. Use m68k_tune to set __mcfv4e__.
15508 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15509 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15510 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15511 (FL_ISA_C, FL_ISA_MMU): New macros.
15512 (MASK_COLDFIRE): Delete.
15513 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15514 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15515 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15516 (TARGET_HARD_FLOAT): Do not define here.
15517 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15518 (TUNE_68000): New macro.
15519 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15520 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15521 (TUNE_CFV2): Redefine in terms of m68k_tune.
15522 (uarch_type, target_device, fpu_type): New enums.
15523 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15524 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15525 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15526 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15527 (FL_FOR_isa_c): New macros.
15528 (m68k_isa): New enum.
15529 (m68k_target_selection): New structure.
15530 (all_devices, all_isas, all_microarchs): New tables.
15531 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15532 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15533 (MASK_ALL_CPU_BITS): Delete.
15534 (m68k_find_selection): New function.
15535 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15536 Map the legacy target options to a combination of the new ones.
15537 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15538 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15539 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15541 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15542 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15544 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15545 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15546 * config/m68k/m68k-devices.def: New file.
15548 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15549 Nathan Sidwell <nathan@codesourcery.com>
15551 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15552 (SUBTARGET_EXTRA_SPECS): New macros.
15553 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15554 use %(asm_cpu_spec) instead.
15555 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15556 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15557 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15558 (EXTRA_SPECS): Rename to...
15559 (SUBTARGET_EXTRA_SPECS): ...this.
15561 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15562 Richard Sandiford <richard@codesourcery.com>
15563 Julian Brown <julian@codesourcery.com>
15565 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15566 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15567 to the configuration's default CPU.
15568 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15569 Remove default masks.
15570 (m680[012]0-*-*): Set the default with_cpu to the first part of
15572 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15573 (m68k*-*-linux): Extend the --with-cpu handling to...
15574 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15575 and m68010. Don't set target_cpu_default2.
15576 * doc/install.texi: Document --with-cpu for m68k.
15577 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15578 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15579 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15580 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15581 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15582 (ASM_SPEC): Remove use of %(asm_cpu_default).
15583 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15584 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15585 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15586 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15587 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15588 (TARGET_DEFAULT): Delete.
15589 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15590 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15591 (CPP_CPU_SPEC): Delete.
15592 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15593 the appropriate string.
15594 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15595 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15596 (ASM_SPEC): Don't use %(asm_default_spec).
15597 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15598 TARGET_DEFAULT and add MASK_68881.
15599 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15601 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15603 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15604 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15605 MASK_68010 alongside MASK_68020.
15606 * doc/invoke.texi: Document -m68010.
15607 * config/m68k/m68k.opt (m68010): New.
15608 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15610 (TUNE_68010): New macro.
15611 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15612 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15613 (M68K_CPU_m68332): Add MASK_68010.
15614 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15615 fallback definition.
15616 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15618 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15619 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15620 to all entries that use MASK_68020.
15621 (output_move_simode_const, output_move_himode, output_move_qimode)
15622 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15623 instead of TARGET_68020 to select clr behavior. Remove comment
15624 about there being no TARGET_68010.
15625 * config/m68k/m68k.md: Likewise throughout.
15627 2007-01-12 Julian Brown <julian@codesourcery.com>
15629 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15630 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15631 * config/m68k/m68k.md: Likewise.
15633 2007-01-12 Julian Brown <julian@codesourcery.com>
15635 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15636 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15638 2007-01-12 Julian Brown <julian@codesourcery.com>
15640 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15641 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15642 * config/m68k/m68k.md: Likewise.
15644 2007-01-12 Julian Brown <julian@codesourcery.com>
15645 Richard Sandiford <richard@codesourcery.com>
15647 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15648 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15649 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15651 (TARGET_CPU32): Rename to...
15652 (TUNE_CPU32): ...this.
15653 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15654 (TUNE_CFV2): New macros.
15655 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15656 remove conditions that are implied by TARGET_68020.
15657 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15658 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15659 (m68k_output_function_epilogue): Likewise.
15660 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15661 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15662 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15663 non-68000 timings. Refactor multiplication and division costs.
15664 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15665 TUNE_CPU32 instead of TARGET_CPU32.
15666 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15667 and TUNE_68060 instead of TARGET_68060.
15668 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15669 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15671 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15672 && !TARGET_COLDFIRE" to choose between moveq and clr.
15673 Likewise in the unnamed movsf pattern.
15674 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15675 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15678 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15680 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15681 of tabbing before backslashes.
15683 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15685 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15686 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15687 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15689 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15691 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15692 find_interesting_uses_cond.
15693 (find_interesting_uses_cond): Use extract_cond_operands.
15694 (rewrite_use_compare): Use extract_cond_operands and
15695 force_gimple_operand_bsi. Do not call update_stmt.
15696 (determine_use_iv_cost_condition): Use extract_cond_operands.
15697 Return cheaper of using original bound and changing the exit bound.
15699 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15701 PR tree-optimization/29516
15702 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15703 most_expensive_mult_to_index, addr_to_parts,
15704 create_mem_ref, maybe_fold_tmr): Make the type of
15705 fields of TARGET_MEM_REF sizetype.
15706 (move_fixed_address_to_symbol, move_pointer_to_base):
15708 * tree.def (TARGET_MEM_REF): Add comment on types of
15711 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15713 * c-common.c (vector_types_convertible_p): Treat opaque types as
15714 always convertible if they have the same size, but not otherwise.
15716 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15718 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15719 Remove the b_unconditional field.
15720 (noce_try_sign_mask): Do not look at b_unconditional.
15721 (noce_process_if_block): Do not use merge_if_blocks. Update
15722 the CFG here. Do not set b_unconditional.
15723 (cond_move_process_if_block): Likewise.
15724 (find_cond_trap): Likewise.
15725 (check_cond_move_block): Require simple jump insns at the end
15726 of the basic block.
15728 2007-01-11 Jan Hubicka <jh@suse.cz>
15730 PR tree-optimization/1046
15731 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15732 when alias info is not ready.
15733 (pass_tail_recursion): Do not require aliasing.
15734 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15735 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15736 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15737 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15738 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15739 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15740 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15742 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15743 When aliasing is not build, mark statement as volatile.
15745 2007-01-11 Tom Tromey <tromey@redhat.com>
15747 PR preprocessor/15185, PR preprocessor/20989:
15748 * doc/cppopts.texi <-MT>: Update description of algorithm for
15749 computing default target.
15750 <-M, -MD>: Reword "basename" text.
15752 2007-01-11 Roger Sayle <roger@eyesopen.com>
15754 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15755 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15756 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15757 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15758 fold_builtin_bswap, real_constp, fold_builtin_pow,
15759 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15760 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15761 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15762 * convert.c (convert_to_pointer): Likewise.
15763 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15764 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15765 const_binop, fold_convert_const_int_from_int,
15766 fold_convert_const_int_from_real,
15767 fold_convert_const_real_from_real, sign_bit_p,
15768 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15769 fold_sign_changed_comparison, fold_unary, fold_comparison,
15770 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15771 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15772 * print-tree.c (print_node_brief, print_node): Likewise.
15773 * stor-layout.c (place_field, layout_type): Likewise.
15774 * tree-chrec.c (keep_cast): Likewise.
15775 * tree.c (build_vector, build_real, build_real_from_int_cst,
15776 build_complex): Likewise.
15778 2007-01-11 Roger Sayle <roger@eyesopen.com>
15780 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15781 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15783 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15785 * configure.ac (strict1_warn): Rename to strict_warn.
15786 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15787 cc_set_by_configure, quoted_cc_set_by_configure,
15788 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15789 all_boot_languages, all_stagestuff): Remove.
15790 (target_list): Remove bootstrap targets.
15791 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15792 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15793 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15794 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15795 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15796 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15797 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15798 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15799 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15800 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15801 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15802 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15803 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15804 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15805 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15806 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15807 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15808 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15809 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15810 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15811 (mostlyclean): Adjust.
15812 (clean, distclean): Don't mention bootstrap stuff.
15813 * configure: Regenerate.
15814 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15815 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15816 treelang/config-lang.in (stagestuff): Remove.
15817 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15818 stageprofile, stagefeedback, stagestuff): Remove mention.
15820 2007-01-11 Nick Clifton <nickc@redhat.com>
15822 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15824 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15825 (mcore_arith_K_S_operand): Run the test for the S constraint not
15826 the test for the M constraint.
15827 (mcore_addsub_operand): Do not accept integer values that are
15828 larger than 32 bits.
15829 * config/mcore/mcore.md: Remove unused constraints from split.
15830 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15831 (addsi3): Likewise.
15832 (allocate_stack): Likewise.
15833 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15834 operands to 32 bits.
15835 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15837 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15838 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15839 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15840 mcore_output_bclri, mcore_output_andn, output_inline_const,
15841 mcore_output_move, mcore_output_movedouble): Likewise.
15842 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15843 (output_inline_const): Likewise.
15844 (output_inline_const): Fix format strings used in sprintf
15846 * config/mcore/mcore-protos.h: Update prototypes for changed
15847 functions in mcore.c.
15848 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15849 HOST_WIDE_INT and not int.
15850 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15851 CONST_OK_FOR_N): Likewise.
15852 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15853 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15856 2007-01-10 Jan Hubicka <jh@suse.cz>
15858 * tree-vrp.c (remove_range_assertions): Release defs.
15859 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15860 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15862 2007-01-10 Paul Brook <paul@codesourcery.com>
15864 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15865 * config/arm/arm.md (mulsi3subsi): New insn.
15867 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15869 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15870 (tree_transform_and_unroll_loop): New.
15871 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15874 2007-01-10 Robert Kennedy <jimbob@google.com>
15876 * fold-const.c (fold_comparison): Fold comparisons like (x *
15877 1000 < 0) to (x < 0).
15879 2007-01-10 Ian Lance Taylor <iant@google.com>
15881 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15882 operands have the same priority.
15884 2007-01-10 Tom Tromey <tromey@redhat.com>
15886 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15887 (fold_binary): Likewise.
15888 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15889 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15890 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15891 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15892 * langhooks.h (struct lang_hooks): Removed field
15893 'can_use_bit_fields_p'.
15895 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15897 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15899 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15901 * function.c (get_last_funcdef_no): New function.
15902 * function.h (get_last_funcdef_no): Declare.
15903 * tree-inline.c (initialize_cfun): Add initialization.
15904 (tree_function_versioning): Cleanup.
15906 2007-01-10 Jan Hubicka <jh@suse.cz>
15908 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15911 2007-01-10 Sa Liu <saliu@de.ibm.com>
15912 Ben Elliston <bje@au.ibm.com>
15914 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15915 for SAVE_NONLOCAL and Pmode for any other save level.
15916 * spu-protos.h (spu_restore_stack_block): Declare.
15917 * spu.md (save_stack_block): Remove.
15918 (restore_stack_block): Call spu_restore_stack_block.
15919 * spu.c (spu_restore_stack_block): New function.
15920 (spu_expand_epilogue): Remove old comment.
15922 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15924 PR tree-optimization/30322
15925 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15926 (cand_value_at): Return the value as aff_tree.
15927 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15928 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15929 aff_combination_mult): New functions.
15930 (aff_combination_add): Use aff_combination_add_cst.
15931 (aff_combination_convert): Allow conversions to a wider type.
15932 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15933 * tree-affine.h (aff_combination_mult): Declare.
15935 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15937 * doc/tm.texi: Update documentation to reflect reality of exec
15938 and start file search behaviours. Update copyright year.
15939 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15940 header file directories.
15942 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15944 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15945 (*cosxf2): Rename to cosxf2_i387.
15946 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15947 using X87MODEF12 mode macro. Rename patterns to
15948 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15950 (*cosdf2, *cossf2): Ditto.
15951 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15952 to match extended input operands.
15953 (sincos<mode>3): New expander.
15954 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15955 insn patterns and corresponding splitters.
15957 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15959 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15960 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15962 2007-01-09 Nicolas Pitre <nico@cam.org>
15965 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15969 * target.h (struct gcc_target): New field library_rtti_comdat.
15970 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15971 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15972 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15973 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15975 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15977 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15979 2007-01-08 Richard Guenther <rguenther@suse.de>
15981 * tree.h (force_fit_type_double): Export.
15982 (force_fit_type): Remove.
15983 * fold-const.c (force_fit_type_double): New function.
15984 (force_fit_type): Remove.
15985 (int_const_binop): Use it.
15986 (fold_convert_const_int_from_int): Likewise.
15987 (fold_convert_const_int_from_real): Likewise.
15988 (fold_div_compare): Likewise.
15989 (fold_sign_changed_comparison): Likewise.
15990 (fold_unary): Likewise.
15991 (fold_negate_const): Likewise.
15992 (fold_abs_const): Likewise.
15993 (fold_not_const): Likewise.
15994 * c-common.c (shorten_compare): Use force_fit_type_double.
15995 * convert.c (convert_to_pointer): Likewise.
15997 2007-01-08 Richard Guenther <rguenther@suse.de>
15999 * tree.h (build_int_cst_wide_type): Export.
16000 * tree.c (build_int_cst_wide_type): New function.
16001 (build_int_cst_wide): Fix comment.
16002 * builtins.c (fold_builtin_object_size): Use build_int_cst
16003 to build -1 or 0 of the correct type. Use fit_double_type
16004 to check for overflow.
16005 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16007 (decode_field_reference): Likewise.
16008 (all_ones_mask_p): Likewise.
16009 (native_interpret_int): Use build_int_cst_wide_type.
16010 (fold_binary): Use build_int_cst_type to build an all-ones
16012 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16014 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16016 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16018 2007-01-09 Ben Elliston <bje@au.ibm.com>
16020 * genautomata.c (STATS_OPTION): New option.
16021 (stats_flag): New flag.
16022 (gen_automata_option): Handle it.
16023 (initiate_automaton_gen): Ditto.
16024 (write_automata): Output statistics only if stats_flag is
16025 set. Likewise, output time statistics only if time_flag is set.
16026 * doc/md.texi (Processor pipeline description): Document new flag.
16028 2007-01-08 Richard Guenther <rguenther@suse.de>
16030 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16031 * tree.c (build_int_cst_type): Likewise.
16032 (size_in_bytes): Don't call force_fit_type on the result.
16033 (int_fits_type_p): Use fit_double_type.
16034 * fold-const.c (fit_double_type): New function.
16035 (force_fit_type): Use it.
16036 * tree.h (fit_double_type): Export.
16038 2007-01-08 Jan Hubicka <jh@suse.cz>
16040 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16041 * ipa.c (function_and_variable_visibility): Fix return type.
16043 2007-01-08 Richard Guenther <rguenther@suse.de>
16045 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16046 of offset to build the index.
16047 * tree-pretty-print.c (dump_generic_node): Don't build negated
16048 const just for printing.
16049 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16050 * builtins.c (fold_builtin_int_roundingfn): Check if result
16051 fits the type by using force_fit_type and comparing the result.
16052 * predict.c (predict_loops): Use compare_tree_int for comparison.
16053 * tree.c (build_int_cst): Fall back to integer_type_node for
16055 (build_int_cst_wide): Assert type is non-null.
16057 2007-01-08 Roberto Costa <roberto.costa@st.com>
16059 * tree-vrp.c (extract_range_from_cond_expr): New.
16060 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16061 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16063 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16064 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16065 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16066 used as expressions.
16067 * tree-object-size.c (cond_expr_object_size): New.
16068 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16070 2007-01-08 Jan Hubicka <jh@suse.cz>
16072 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16073 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16076 2007-01-08 Richard Guenther <rguenther@suse.de>
16078 PR tree-optimization/23603
16079 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16080 (extract_range_from_binary): Fall back to truthvalue instead of
16081 varying for TRUTH_*_EXPR.
16082 (extract_range_from_comparison): Fall back to truthvalue instead of
16084 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16085 if all visited PHI values were constant.
16087 2007-01-08 Jan Hubicka <jh@suse.cz>
16089 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16090 (cgraph_analyze_function): break out from ...
16091 (cgraph_finalize_compilation_unit): ... here.
16092 (cgraph_expand_function): Remove forgoten commented out line.
16093 (cgraph_optimize): Analyze functions.
16095 2007-01-08 Jan Hubicka <jh@suse.cz>
16097 * tree-pas.h (TODO_remove_function): New flag.
16098 (TODO_update*): Renumber.
16099 (pass_ipa_increase_alignment,
16100 pass_ipa_function_and_variable_visibility): New passes.
16101 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16102 (cgraph_function_and_variable_visibility): Move to ipa.c
16103 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16104 cgraph_increase_alignment.
16105 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16106 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16107 calling tree-inline.
16108 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16109 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16110 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16111 (gate_increase_alignment): New function.
16112 (pass_ipa_increase_alignment): New pass.
16113 * ipa.c: Inline tree-pass.h and timevar.h
16114 (function_and_variable_visibility): Move here from cgraphunit.c
16115 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16116 * passes.c (init_optimization_passes): Add the two new passes.
16117 (execute_todo): Handle cgraph_remove_functions.
16119 2007-01-08 Nick Clifton <nickc@redhat.com>
16121 * config/frv/predicates.md (reg_or_0_operand): Accept
16124 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16126 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16127 * config.gcc: Add bfin*-rtems*.
16129 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16131 * c.opt: Add -flax-vector-conversions.
16132 * c-typeck.c (convert_for_assignment): Pass flag to
16133 vector_types_convertible_p to allow emission of note.
16134 (digest_init): Likewise.
16135 * c-opts.c: Handle -flax-vector-conversions.
16136 * c-common.c (flag_lax_vector_conversions): New.
16137 (vector_types_convertible_p): Unless -flax-vector conversions
16138 has been passed, disallow conversions between vectors with
16139 differing numbers of subparts and/or element types. If such
16140 a conversion is disallowed, possibly emit a note on the first
16141 occasion only to inform the user of -flax-vector-conversions.
16142 The new last argument specifies this.
16143 * c-common.h (flag_lax_vector_conversions): New.
16144 (vector_types_convertible_p): Add extra argument.
16145 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16146 char_type_node for V*QI type vectors.
16147 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16148 Update to satisfy new typechecking rules.
16149 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16150 C and C++ variants.
16151 * doc/invoke.texi (C Dialect Options): Document
16152 -flax-vector-conversions.
16154 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16156 PR tree-optimization/29877
16157 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16158 a register variable on the RHS to not be replaceable.
16160 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16161 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16162 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16163 const_simm15, const_pow2, const_npow2): Added.
16164 * config/score/misc.md (insv, extv, extzv, movmemsi,
16165 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16166 * config/score/score.c (score_address_cost, score_select_cc_mode):
16168 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16169 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16170 Update score_print_operand.
16171 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16172 Adjust register allocate order and update some macro define.
16173 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16174 mdx_block_move_straight, mdx_block_move_loop_head,
16175 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16176 mdx_block_move): Added.
16177 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16178 mdp_limm): Updated and fix some bug and typo.
16179 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16180 (movsf, movdf, doloop_end): Added.
16182 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16184 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16185 config/arm/thumb2.md: Fix comment typos.
16186 * doc/extend.texi: Fix a typo.
16188 2007-01-07 Eric Christopher <echristo@apple.com>
16190 * configure.ac: Check for __stack_chk_fail for darwin.
16191 * configure: Regenerate.
16193 2007-01-07 Richard Guenther <rguenther@suse.de>
16195 * tree-vrp.c (extract_range_from_assert): CSE calls to
16196 compare_values where possible.
16197 (extract_range_from_unary_expr): Likewise.
16199 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16201 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16202 * config/avr/avr.c (call_insn_operand): Delete function.
16203 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16204 instead of register number. Use predicates.
16205 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16206 call_insn_operand): Add.
16208 2007-01-06 Jan Hubicka <jh@suse.cz>
16210 * tree-pass.h (pass_build_cgraph_edges): Declare.
16211 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16212 (visited_nodes): Remove.
16213 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16214 build_cgrpah_edges; make visited_nodes local.
16215 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16216 (record_references_in_initializer): Move to cgraphbuild.c
16217 (initialize_inline_failed, rebuild_cgraph_edges,
16218 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16219 (verify_cgraph_node): Make visited_nodes local.
16220 (cgraph_analyze_function): Do not call cgraph_create_edges and
16221 initialize_inline_failed.
16222 (cgraph_expand_function): Do not call cgraph_lower_function;
16223 assert that function is already lowered.
16224 * Makefile.in (cgraphbuild.o): New.
16225 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16226 at the end of lowering passes.
16228 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16230 * ifcvt.c (cond_move_convert_if_block): New function, code
16231 factored out from...
16232 (cond_move_process_if_block): ...here. Call the new function
16233 on the THEN and ELSE blocks.
16234 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16235 already takes care of this.
16237 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16240 * tree.h (TREE_OVERFLOW_P): New.
16241 * c-typeck.c (parser_build_unary_op): Warn only if result
16242 overflowed and operands did not.
16243 (parser_build_binary_op): Likewise.
16244 (convert_for_assignment): Remove redundant overflow_warning.
16245 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16247 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16249 * c-typeck.c (store_init_value): Split over two lines to follow
16250 the GNU coding style.
16252 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16254 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16255 __GXX_EXPERIMENTAL_CXX0X__.
16256 * doc/cpp.texi: Same.
16258 2007-01-05 Richard Guenther <rguenther@suse.de>
16260 PR middle-end/27826
16261 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16262 with mismatched types. Instead explicitly build a
16263 conversion NOP_EXPR.
16265 2007-01-05 Ian Lance Taylor <iant@google.com>
16267 * c-common.c (decl_with_nonnull_addr_p): New function.
16268 (c_common_truthvalue_conversion): Call it.
16269 * c-typeck.c (build_binary_op): Likewise.
16270 * c-common.h (decl_with_nonnull_addr_p): Declare.
16272 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16275 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16278 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16280 * doc/install.texi (Final install): Document the fact that
16281 the GNAT runtime should not be stripped.
16283 2007-01-04 Jan Hubicka <jh@suse.cz>
16285 * tree-inline.c (fold_marked_statements): Update operand caches
16286 and EH after folding
16288 2007-01-04 Ian Lance Taylor <iant@google.com>
16290 * c-common.c (check_function_nonnull): Whitespace fix.
16292 2007-01-04 Jan Hubicka <jh@suse.cz>
16294 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16295 comitted older version of patch.
16296 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16297 function, celanup cfg and collect garbage.
16299 2007-01-04 Mike Stump <mrs@apple.com>
16301 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16304 2007-01-04 Eric Christopher <echristo@apple.com>
16306 * libgcc2.c (__bswapsi2): Use SItype.
16307 (__bswapdi2): Use DItype.
16308 * libgcc2.h: Update for above.
16310 2007-01-04 Paul Brook <paul@codesourcery.com>
16312 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16313 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16314 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16315 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16316 umulsi3_highpart): Make conditional on !arm_arch6.
16317 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16318 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16319 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16320 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16321 umulsi3_highpart_v6): New insns.
16323 2007-01-04 Roger Sayle <roger@eyesopen.com>
16325 * fold-const.c (fold_convert): When casting an expression to void,
16326 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16327 have a type. Instead of attempting to build a NOP_EXPR, return
16328 these "special" trees directly.
16330 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16332 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16333 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16334 rs6000_cost->fp not 0 as adjustment for outer NEG.
16336 2007-01-04 Jan Hubicka <jh@suse.cz>
16338 * cgraph.c (cgraph_release_function_body): New function.
16339 (cgraph_remove_node): Use it.
16340 * cgraph.h (cgraph_release_function_body): Declare.
16341 * cgraphunit.c (cgraph_expand_function): Use it.
16342 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16343 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16344 is initialized and while compilation of other function is running.
16345 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16346 statement CFG annotations from here to ...
16347 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16349 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16351 * cfgloop.h (enum li_flags): Make the constants powers of two.
16353 2007-01-04 Jan Hubicka <jh@suse.cz>
16355 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16357 (fold_marked_statements): New function.
16358 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16359 * tree-inline.h (copy_body_data): Add statements_to_fold.
16361 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16363 * config.gcc: Mention libgcc/config.host.
16364 * Makefile.in: Update comments mentioning libgcc.
16365 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16366 (all.cross, start.encap, rest.encap, rest.cross): Update
16367 dependencies for libgcc move.
16368 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16369 (clean-target, clean-target-libgcc): Delete.
16370 (srcdirify, GCC_EXTRA_PARTS): New macros.
16371 (libgcc-support, libgcc.mvars): New rules.
16372 (distclean): Remove mention of mklibgcc.
16373 (install): Don't reference INSTALL_LIBGCC.
16374 (install-common): Don't reference EXTRA_PARTS.
16375 (install-libgcc, install-multilib): Delete rules.
16376 * mklibgcc.in: Delete file.
16377 * doc/configfiles.texi: Don't mention mklibgcc.
16379 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16380 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16381 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16382 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16383 (mklibgcc, ldblspecs): Likewise.
16385 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16386 (posixpre.def): Use $(T).
16387 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16388 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16389 (SHLIB_LINK): Make dummy.
16390 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16392 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16394 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16395 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16396 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16397 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16399 * configure.ac (all_outputs): Remove mklibgcc.
16400 * configure: Regenerated.
16402 2007-01-03 Josh Conner <jconner@apple.com>
16404 PR middle-end/29683
16405 * calls.c (compute_argument_addresses): Set stack and stack_slot
16406 for partial args, too.
16407 (store_one_arg): Use locate.size.constant for the size when
16408 generating a save_area.
16410 2007-01-03 Robert Kennedy <jimbob@google.com>
16412 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16413 whose definitions are deleted due to basic block merging.
16415 2007-01-03 Paul Brook <paul@codesourcery.com>
16418 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16420 (use_return_insn): Return 0 for Thumb interrupt functions.
16421 (print_multi_reg): Add rfe argument for IRQ returns.
16422 (arm_output_epilogue): Pop interrupt return address directly into PC.
16423 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16425 2007-01-03 Paul Brook <paul@codesourcery.com>
16427 Merge from sourcerygxx-4_1.
16428 * config/arm/thumb2.md: New file.
16429 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16431 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16432 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16433 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16434 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16436 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16437 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16439 * config/arm/ieee754-sf.S: Ditto.
16440 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16441 (thumb1_base_register_rtx_p): ... to this.
16442 (thumb_index_register_rtx_p): Rename...
16443 (thumb1_index_register_rtx_p): ... to this.
16444 (thumb_output_function_prologue): Rename...
16445 (thumb1_output_function_prologue): ... to this.
16446 (thumb_legitimate_address_p): Rename...
16447 (thumb1_legitimate_address_p): ... to this.
16448 (thumb_rtx_costs): Rename...
16449 (thumb1_rtx_costs): ... to this.
16450 (thumb_compute_save_reg_mask): Rename...
16451 (thumb1_compute_save_reg_mask): ... to this.
16452 (thumb_final_prescan_insn): Rename...
16453 (thumb1_final_prescan_insn): ... to this.
16454 (thumb_expand_epilogue): Rename...
16455 (thumb1_expand_epilogue): ... to this.
16456 (arm_unwind_emit_stm): Rename...
16457 (arm_unwind_emit_sequence): ... to this.
16458 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16459 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16460 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16461 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16462 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16463 thumb2_output_casesi): New functions.
16464 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16465 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16466 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16467 THUMB2_WORK_REGS): Define.
16468 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16469 arm_condexec_mask, arm_condexec_masklen)): New variables.
16470 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16471 (arm_override_options): Check new CPU capabilities.
16472 Set new architecture flag variables.
16473 (arm_isr_value): Handle v7m interrupt functions.
16474 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16476 (const_ok_for_arm): Handle Thumb-2 constants.
16477 (arm_gen_constant): Ditto. Use movw when available.
16478 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16480 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16481 (thumb_find_work_register, arm_load_pic_register,
16482 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16483 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16484 print_multi_reg, output_mov_long_double_fpa_from_arm,
16485 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16486 output_mov_double_fpa_from_arm, output_move_double,
16487 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16488 output_return_instruction, arm_output_function_prologue,
16489 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16490 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16491 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16492 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16493 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16494 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16496 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16497 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16498 (arm_file_start): Output directive for unified syntax.
16499 (arm_unwind_emit_set): Handle stack alignment instruction.
16500 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16501 Add v6t2, v7, v7a, v7r and v7m.
16502 (RETLDM): Add Thumb-2 code.
16503 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16504 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16505 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16506 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16507 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16508 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16509 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16510 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16511 ADJUST_INSN_LENGTH): Define.
16512 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16513 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16514 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16515 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16516 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16517 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16518 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16519 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16520 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16521 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16522 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16523 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16524 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16525 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16526 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16527 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16528 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16530 * config/arm/arm-tune.md: Regenerate.
16531 * config/arm/arm-protos.h: Update prototypes.
16532 * config/arm/vfp.md: Enable patterns for Thumb-2.
16533 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16534 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16535 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16536 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16537 * config/arm/libunwind.S: Add Thumb-2 code.
16538 * config/arm/constraints.md: Update include Thumb-2.
16539 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16540 * config/arm/ieee754-df.S: Ditto.
16541 * config/arm/bpabi.S: Ditto.
16542 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16543 * config/arm/predicates.md (low_register_operand,
16544 low_reg_or_int_operand, thumb_16bit_operator): New.
16545 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16546 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16547 * config/arm/t-arm-elf: Add armv7 multilib.
16548 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16550 (UNSPEC_STACK_ALIGN, ce_count): New.
16551 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16552 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16554 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16555 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16556 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16557 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16558 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16559 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16561 * doc/extend.texi: Document ARMv7-M interrupt functions.
16562 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16564 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16566 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16567 (struct _Unwind_Context): Rename args_size to flags, remove
16568 signal_frame field, add a new args_size field and version field.
16569 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16570 _Unwind_IsExtendedContext): New inline functions.
16571 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16572 Assume by_value array is only present if _Unwind_IsExtendedContext.
16573 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16574 _Unwind_IsSignalFrame.
16575 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16576 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16577 (uw_init_context_1): Initialize context->flags to
16578 EXTENDED_CONTEXT_BIT.
16579 * config/rs6000/linux-unwind.h (frob_update_context): Use
16580 _Unwind_SetSignalFrame.
16582 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16584 PR middle-end/30353
16585 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16586 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16589 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16591 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16592 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16593 RET, AT_SP): Remove.
16594 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16597 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16598 * cfgbuild.c (find_basic_blocks): Likewise.
16599 * cfgrtl.c (rtl_create_basic_block): Likewise.
16600 * function.c (temp_slots_at_level): Likewise.
16601 * reg-stack.c (stack_regs_mentioned): Likewise.
16602 * regclass.c (allocate_reg_info): Likewise.
16603 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16604 set_bb_for_stmt, move_block_to_fn): Likewise.
16605 * tree-complex.c (tree_lower_complex): Likewise.
16606 * vec.h (VEC_safe_grow_cleared): New.
16608 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16610 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16612 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16613 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16615 * cfgloopmanip.c (scale_loop_frequencies): Export.
16616 (loopify): Scale the frequencies by prescribed coefficients.
16617 (set_zero_probability): New function.
16618 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16619 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16620 and frequencies according to arguments.
16621 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16623 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16624 * modulo-sched.c (sms_schedule): Set probabilities for entering
16625 versioned loop correctly.
16626 * tree-vect-transform.c (vect_transform_loop): Ditto.
16627 * cfgloop.h (loopify, loop_version): Declaration changed.
16628 (scale_loop_frequencies): Declared.
16630 2007-01-02 Jan Hubicka <jh@suse.cz>
16632 * cgraph.c: Include tree-flow.h
16633 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16634 early_local_passes.
16635 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16636 * tree-pass.h (pass_all_early_optimizations): Declare.
16637 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16638 early_local_passes.
16639 (cgraph_analyze_function): Do early_local_passes.
16640 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16641 Do not add referenced vars.
16642 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16644 (gate_all_early_local_passes): New gate.
16645 (pass_early_local_passes): Use new gate.
16646 (execute_early_local_optimizations): New functions.
16647 (gate_all_early_optimizations): New gate.
16648 (pass_all_early_optimizations): New pass.
16649 (execute_free_datastructures): Free SSA only when initialized.
16650 (gate_init_datastructures): Init only when optimizing.
16651 (tree_lowering_passes): Do early local passes when called late.
16652 * tree-profile.c (do_tree_profiling): Don't profile functions added
16654 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16655 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16657 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16658 during early_local_passes.
16659 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16662 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16664 * Makefile.in: Update copyright year.
16666 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16668 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16669 in $(lang_checks) and check-consistency targets.
16671 2007-01-02 Jan Hubicka <jh@suse.cz>
16673 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16674 Do not add referenced vars.
16675 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16677 * passes.c (init_optimization_passes): Put mudflap_2 after
16678 free_datastructures.
16680 2007-01-02 Jan Hubicka <jh@suse.cz>
16682 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16683 Set NOTHROW flag on call statements proved to be nothrow.
16684 Update statement of local calls so new pure/const functions are
16685 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16687 (tree_rest_of_compilation): Register hooks and initialize bitmap
16688 early. Do not set after_inlining flag.
16690 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16692 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16693 HOST_BITS_PER_LONGLONG
16695 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16698 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16699 warning for non-static initializers.
16701 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16703 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16704 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16705 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16706 Always use set_unique_reg_note to add REG_EQUAL notes.
16708 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16711 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16713 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16714 * cfgbuild.c (find_basic_blocks): Likewise.
16715 * cfgrtl.c (rtl_create_basic_block): Likewise.
16716 * function.c (temp_slots_at_level): Likewise.
16717 * reg-stack.c (stack_regs_mentioned): Likewise.
16718 * regclass.c (allocate_reg_info): Likewise.
16719 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16720 set_bb_for_stmt, move_block_to_fn): Likewise.
16721 * tree-complex.c (tree_lower_complex): Likewise.
16722 * vec.h (VEC_safe_grow_cleared): New.
16724 2007-01-02 Ian Lance Taylor <iant@google.com>
16726 * c-common.c (c_common_truthvalue_conversion): When warning about
16727 using an assignment as a truth value, set TREE_NO_WARNING.
16729 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16732 * c.opt (Wold-style-declaration): New.
16733 * doc/invoke.texi (C-only Warning Options): New.
16734 (Wold-style-declaration): Document it.
16735 (Wextra): Enabled by -Wextra.
16736 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16737 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16738 -Wold-style-declaration.
16740 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16742 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16743 * cfgbuild.c (find_basic_blocks): Likewise.
16744 * cfgrtl.c (rtl_create_basic_block): Likewise.
16745 * function.c (temp_slots_at_level): Likewise.
16746 * reg-stack.c (stack_regs_mentioned): Likewise.
16747 * regclass.c (allocate_reg_info): Likewise.
16748 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16749 set_bb_for_stmt, move_block_to_fn): Likewise.
16750 * tree-complex.c (tree_lower_complex): Likewise.
16751 * vec.h (VEC_safe_grow_cleared): New.
16753 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16755 * c-common.c (c_common_nodes_and_builtins): Since variants of
16756 void_type_node get built before it is given a name, we need to
16757 give those variants the name, too.
16758 (complete_array_type): We need to work with the canonical main
16759 type of the array, from which we will build the qualified version.
16760 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16761 * print-tree.c (print_node): Display canonical type information
16763 * stor-layout.c (layout_type): When we don't know the
16764 alignment of a type for which we're building an array, we end up
16765 guessing wrong, so make the type require structural equality.
16766 * tree.c (make_node_stat): When we build a new type, it is its
16767 own canonical type.
16768 (build_type_attribute_qual_variant): When building an attribute
16769 variant, its canonical type is the non-attribute variant. However,
16770 if the attributes are target-dependent and they differ, we need to
16771 use structural equality checks for this type.
16772 (build_qualified_type): A qualified type is not equivalent to its
16773 unqualified variant; set the canonical type appropriately.
16774 (build_distinct_type_copy): When building a distinct type from
16775 another type, the new type is its own canonical type.
16776 (build_variant_type_copy): When building a new type variant, we
16777 assume that it is equivalent to the original type.
16778 (build_pointer_type_for_mode): When building a pointer type, also
16779 build a canonical type pointer.
16780 (build_reference_type_for_mode): When building a reference type,
16781 also build a canonical type reference.
16782 (build_index_type): When we can't hash an index type (e.g.,
16783 because its maximum value is negative), the index type requires
16784 structural equality tests.
16785 (build_array_type): Build the canonical form of an array type.
16786 (build_function_type): Function types require structural equality,
16787 because they contain default arguments, attributes, etc.
16788 (build_method_type_directly): Ditto for method types.
16789 (build_offset_type): Build the canonical offset type.
16790 (build_complex_type): Build the canonical vector type.
16791 (make_vector_type): Build the canonical vector type.
16792 * tree.h (TYPE_CANONICAL): New.
16793 (TYPE_STRUCTURAL_EQUALITY_P): New.
16794 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16795 (struct tree_type): Added "canonical" field.
16796 * params.h (VERIFY_CANONICAL_TYPES): New.
16797 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16798 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16799 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16800 * doc/invoke.texi (verify-canonical-types): Document --param
16801 parameter for verifying canonical types.
16803 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16805 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16806 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16807 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16808 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16810 * config/rs6000/e500.h: New.
16811 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16812 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16814 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16815 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16816 TARGET_E500_DOUBLE): Remove.
16817 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16818 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16819 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16820 * config/rs6000/rs6000.c (rs6000_override_options): Use
16821 CHECK_E500_OPTIONS.
16823 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16825 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16826 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16827 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16828 rs6000_emit_cmove): Don't check TARGET_E500.
16829 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16830 sordered): Don't check TARGET_E500.
16832 2007-01-01 Eric Christopher <echristo@apple.com>
16834 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16835 HARD_REGISTER_NUM_P.
16837 2007-01-01 Roger Sayle <roger@eyesopen.com>
16839 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16840 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16841 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16844 2007-01-01 Mike Stump <mrs@apple.com>
16846 * configure.ac: Remove support for building with Apple's gcc-3.1.
16848 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16850 PR middle-end/30311
16851 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16852 REG is a hard register. Do not modify REG before calling
16854 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16855 multiple of the size of YMODE for certain lowpart cases.
16857 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16859 PR middle-end/30253
16860 * gimplify (voidify_wrapper_expr): Update for
16861 GIMPLE_MODIFY_STMT.
16863 2007-01-01 Andreas Schwab <schwab@suse.de>
16866 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16867 save of BR0 in extra_spill_size instead of spill_size.
16868 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16870 (ia64_expand_epilogue): Restore BR0 from its new location.
16872 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16874 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16875 Use a temporary variable if the left hand side is not a gimple
16878 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16880 * gimplify.c (gimplify_return_expr): Make the temporary variable
16881 for the return expression, a gimple register variable.
16883 2007-01-01 Jan Hubicka <jh@suse.cz>
16885 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16888 2007-01-01 Mike Stump <mrs@apple.com>
16890 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16892 * config/darwin.c (machopic_select_rtx_section): Use
16893 HAVE_GAS_LITERAL16.
16894 (darwin_mergeable_constant_section): Likewise.
16895 * configure: Regenerate.
16896 * config.in: Regenerate.
16898 2007-01-01 Jan Hubicka <jh@suse.cz>
16899 Andrew Pinski <pinskia@gmail.com>
16901 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16902 before starting IPA passes.