1 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5 * ira-color.c (push_allocnos_to_stack): Truncate
6 removed_splay_allocno_vec.
8 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
11 * ira-color (ira_fast_allocation): Don't assign hard registers to
14 2008-08-29 Jan Hubicka <jh@suse.cz>
17 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
18 for cold internal loops.
20 2008-08-29 Richard Guenther <rguenther@suse.de>
22 * tree-ssa-structalias.c (create_variable_info_for): Do not
23 create fields for heap vars or vars with a noalias state.
24 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
27 2008-08-29 Richard Guenther <rguenther@suse.de>
29 * common.opt (ftree-store-ccp): Mark as preserved for
30 backward compatibility.
31 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
32 * tree-pass.h (pass_store_ccp): Remove.
33 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
34 (first_vdef): Remove declaration.
35 (get_value_loaded_by): Likewise.
36 * tree-ssa-ccp.c (do_store_ccp): Remove.
37 (get_default_value): Simplify as do_store_ccp is always false
38 now. Do not initialize mem_ref.
39 (set_value_varying): Likewise.
40 (canonicalize_float_value): Likewise.
41 (set_lattice_value): Likewise.
42 (likely_value): Likewise.
43 (surely_varying_stmt_p): Likewise.
44 (ccp_initialize): Likewise.
45 (ccp_lattice_meet): Likewise.
46 (ccp_visit_phi_node): Likewise.
48 (evaluate_stmt): Likewise.
49 (visit_assignment): Likewise.
50 (ccp_visit_stmt): Likewise.
51 (execute_ssa_ccp): Fold into ...
52 (do_ssa_ccp): ... this.
53 (do_ssa_store_ccp): Remove.
54 (gate_store_ccp): Likewise.
55 (pass_store_ccp): Likewise.
56 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
58 * tree-ssa-propagate.c (first_vdef): Remove.
59 (get_value_loaded_by): Likewise.
60 (replace_vuses_in): Likewise.
61 (substitute_and_fold): Do not call replace_vuses_in.
62 * opts.c (decode_options): Do not set flag_tree_store_ccp.
64 2008-08-29 Richard Guenther <rguenther@suse.de>
67 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
68 PARAM_NOALIAS tags with is_heapvar.
69 * tree-ssa-operands.c (access_can_touch_variable): Offset
70 based tests do not apply for heapvars. Fix offset test.
72 2008-08-29 Jan Hubicka <jh@suse.cz>
74 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
75 (-fipa-cp-clone): Enabled by default at -O3.
76 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
77 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
79 2008-08-29 Jan Hubicka <jh@suse.cz>
81 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
83 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
85 * gimple.c (giple_copy_call_skip_args): New function.
86 (giple_copy_call_skip_args): Declare.
88 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
89 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
90 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
91 (ipcp_create_replace_map): Improve debug output.
92 (ipcp_need_redirect_p): Return false when not clonning.
93 (ipcp_update_callgraph): Skip args.
94 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
96 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
97 (save_inline_function_body): Update call of tree_function_versioning.
98 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
99 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
100 (tree_function_versioning): Likewise.
101 * tree-inline.h (tree_function_versioning): Update prototype.
103 2008-08-29 Jan Hubicka <jh@suse.cz>
105 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
106 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
107 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
108 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
109 * value-prof.c (gimple_divmod_fixed_value_transform,
110 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
111 gimple_stringops_transform): Use optimize_bb_for_size_p.
112 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
113 * final.c (compute_alignments): Use optimize_function_for_size_p.
114 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
115 (fold_builtin_strcpy, fold_builtin_fputs): Use
116 optimize_function_for_size_p.
117 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
118 * recog.c (relax_delay_slots): Likewise.
119 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
120 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
121 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
122 optimize_function_for_size_p.
123 (cgraph_decide_inlining_of_small_function): Use
124 optimize_function_for_size_p.
125 * global.c (find_reg): Use optimize_function_for_size_p.
126 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
127 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
128 flag_prefetch_loop_arrays. Those can work it out from profile.
129 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
130 optimize_loop_for_speed_p.
131 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
133 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
134 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
135 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
136 * local-alloc.c (block_alloc): Pass BB pointer.
137 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
138 * gcse.c (gcse_main): Use optimize_function_for_size_p.
139 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
140 (decide_peel_completely): Likewise.
141 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
142 optimize_loop_for_size_p.
143 (vect_enhance_data_refs_alignment): Likewise.
144 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
145 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
146 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
147 (try_crossjump_bb): Use optimize_bb_for_size_p.
148 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
149 optimize_loop_for_speed_p.
150 * bb-reorder.c (find_traces_1_round): Likewise.
151 (copy_bb): Use optimize_bb_for_speed_p.
152 (duplicate_computed_gotos): Likewise.
153 * basic-block.h (optimize_loop_nest_for_size_p,
154 optimize_loop_nest_for_speed_p): New.
155 * stmt.c (expand_case): Use optimize_insn_for_size_p.
157 2008-08-29 Tristan Gingold <gingold@adacore.com>
159 * gcov.c (main): Call expandargv.
161 2008-08-29 Jan Hubicka <jh@suse.cz>
163 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
165 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
167 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
168 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
170 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
172 2008-08-29 Jan Hubicka <jh@suse.cz>
174 * tree-pass.h (pass_strip_predict_hints): Declare.
175 * predict.c (strip_builtin_expect): Rename to ...
176 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
177 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
178 (tree_estimate_probability): Do not strip builtin_expect.
179 (pass_strip_predict_hints): New pass.
180 * tree-inline.c (expand_call_inline): When inlining cold function, predict
182 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
184 2008-08-29 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/37207
187 * tree-vrp.c (extract_range_from_binary_expr): Also try
188 to constant fold if only one of the operands is a constant.
190 2008-08-29 Nick Clifton <nickc@redhat.com>
192 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
193 the same way as SYMBOL_REFs.
195 2008-08-28 Bob Wilson <bob.wilson@acm.org>
197 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
199 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
201 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
202 * config/mips/mips.md (branch_likely): Remove const. Fix
204 (define_delay for type "branch"): Change to only apply for branch
206 (define_delay for type "branch" and "branch_likely" no). New delay
208 (equality_op): New code iterator.
209 (bbv, bbinv): New code attributes.
210 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
213 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
214 Andrew Pinski <pinskia@gcc.gnu.org>
217 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
219 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
221 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
222 rule that a symbolic constant must be defined and >= 0 for the
223 corresponding facility to be present at compile-time.
224 * gthr-posix.c: Likewise.
226 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
228 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
229 * config/mips/mips.md (D): New mode attribute.
230 (mulsi3, muldi3): Merge it into ...
231 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
233 (muldi3_mul3): New pattern.
234 (mulsi3_mult3): Rename to mulsi3_mul3.
236 2008-08-28 Jan Hubicka <jh@suse.cz>
238 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
240 * predict.c (always_optimize_for_size_p): Rename to ...
241 (optimize_function_for_size): ... this one; make extern.
242 (optimize_function_for_speed_p): New.
243 (optimize_bb_for_size_p, optimize_bb_for_size_p,
244 optimize_edge_for_size_p,optimize_edge_for_size_p,
245 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
246 * basic-block.h (optimize_function_for_size_p,
247 optimize_function_for_speed_p): Declare.
248 * i386.md (optimize_size checks): Replace them by appropriate
250 (standard_80387_constant_p, ix86_compute_frame_layout,
251 ix86_expand_epilogue, ix86_decompose_address,
252 print_operand, emit_i387_cw_initialization,
253 inline_memory_move_cost, ix86_pad_returns,
254 ix86_reorg): Replace optimize_size checks.
256 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
258 * rtl.h (simplify_subreg_regno): Declare.
259 * rtlanal.c (simplify_subreg_regno): New function, split out from...
260 * simplify-rtx.c (simplify_subreg): ...here.
261 * reload.c (find_reloads): Use simplify_subreg_regno instead of
262 subreg_offset_representable_p.
264 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
267 * c-typeck.c (convert_for_assignment): Give a note describing what
268 was passed and what was expected.
270 2008-08-28 Joey Ye <joey.ye@intel.com>
272 * doc/extend.texi: Document AVX built-in functions.
273 * doc/invoke.texi: Document -mavx.
275 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
276 Joey Ye <joey.ye@intel.com>
277 Xuepeng Guo <xuepeng.guo@intel.com>
279 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
281 * config/i386/cpuid.h (bit_FMA): New.
282 (bit_XSAVE): Likewise.
283 (bit_OSXSAVE): Likewise.
286 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
287 define. Use ASM_OUTPUT_AVX_PREFIX.
289 * config/i386/gmmintrin.h: New.
291 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
292 (OPTION_MASK_ISA_AVX_SET): New.
293 (OPTION_MASK_ISA_FMA_SET): Likewise.
294 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
295 (OPTION_MASK_ISA_FMA_SET): Likewise.
296 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
297 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
298 (pta_flags): Add PTA_AVX and PTA_FMA.
299 (override_options): Handle PTA_AVX and PTA_FMA.
300 (init_cumulative_args): Handle warn_avx.
301 (classify_argument): Return 0 for COImode and OImode. Return
302 1 and X86_64_AVX_CLASS for 256bit vector types.
303 (examine_argument): Handle X86_64_AVX_CLASS.
304 (construct_container): Likewise.
305 (function_arg_advance_32): Pass OImode and 256bit vector types
307 (function_arg_advance_64): Take a new argument to indicate if a
308 parameter is named. Handle 256bit vector types. Return
309 immediately for unnamed 256bit vector mode parameters.
310 (function_arg_advance): Updated.
311 (function_arg_32): Add comments for TImode. Handle OImode
312 and 256bit vector types.
313 (function_arg_64): Take a new argument to indicate if a
314 parameter is named. Handle 256bit vector types. Return NULL
315 for unnamed 256bit vector mode parameters.
316 (function_arg): Updated.
317 (setup_incoming_varargs_64): Support
318 AVX encoding for *sse_prologue_save_insn.
319 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
320 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
321 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
322 enabled, otherwise return -3.
323 (standard_sse_constant_opcode): Handle AVX and 256bit vector
325 (print_reg): Support AVX registers. Handle 'x' and 't'.
326 Handle 'd' to duplicate the operand.
327 (print_operand): Likewise. Also support AVX vector compare
329 (output_387_binary_op): Support AVX.
330 (output_fp_compare): Likewise.
331 (ix86_expand_vector_move_misalign): Likewise.
332 (ix86_attr_length_vex_default): New.
333 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
334 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
335 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
336 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
337 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
338 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
339 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
340 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
341 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
342 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
343 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
344 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
345 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
346 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
347 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
348 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
349 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
350 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
351 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
352 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
353 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
354 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
355 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
356 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
357 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
358 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
359 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
360 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
361 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
362 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
363 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
364 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
365 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
366 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
367 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
368 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
369 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
370 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
371 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
372 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
373 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
374 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
375 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
376 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
377 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
378 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
379 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
380 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
381 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
382 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
383 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
384 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
385 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
386 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
387 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
388 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
389 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
390 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
391 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
392 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
393 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
394 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
395 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
396 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
397 and IX86_BUILTIN_MOVMSKPS256,
398 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
399 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
400 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
401 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
402 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
403 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
404 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
405 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
406 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
407 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
408 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
409 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
410 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
411 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
412 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
413 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
414 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
415 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
416 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
417 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
418 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
419 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
420 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
421 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
422 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
423 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
424 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
425 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
426 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
427 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
428 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
429 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
430 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
431 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
432 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
433 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
434 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
435 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
436 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
437 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
438 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
439 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
440 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
441 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
442 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
443 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
444 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
445 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
446 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
447 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
448 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
449 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
450 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
451 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
452 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
453 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
454 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
455 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
457 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
458 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
459 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
460 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
461 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
462 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
463 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
464 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
465 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
466 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
467 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
468 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
469 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
470 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
471 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
472 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
473 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
474 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
475 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
476 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
477 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
478 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
479 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
480 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
481 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
482 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
483 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
484 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
485 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
486 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
487 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
488 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
489 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
490 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
491 IX86_BUILTIN_MOVMSKPS256.
492 (ix86_init_mmx_sse_builtins): Support AVX builtins.
493 (ix86_expand_args_builtin): Likewise.
494 (ix86_expand_special_args_builtin): Likewise.
495 (ix86_hard_regno_mode_ok): Handle AVX modes.
496 (ix86_expand_vector_init_duplicate): Likewise.
497 (ix86_expand_vector_init_one_nonzero): Likewise.
498 (ix86_expand_vector_init_one_var): Likewise.
499 (ix86_expand_vector_init_concat): Likewise.
500 (ix86_expand_vector_init_general): Likewise.
501 (ix86_expand_vector_set): Likewise.
502 (ix86_vector_mode_supported_p): Likewise.
503 (x86_extended_reg_mentioned_p): Check INSN_P before using
506 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
507 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
509 * config/i386/i386.h (TARGET_AVX): New.
510 (TARGET_FMA): Likewise.
511 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
512 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
513 (VALID_AVX256_REG_MODE): New.
514 (AVX256_VEC_FLOAT_MODE_P): Likewise.
515 (AVX_FLOAT_MODE_P): Likewise.
516 (AVX128_VEC_FLOAT_MODE_P): Likewise.
517 (AVX256_VEC_FLOAT_MODE_P): Likewise.
518 (AVX_VEC_FLOAT_MODE_P): Likewise.
519 (ASM_OUTPUT_AVX_PREFIX): Likewise.
520 (ASM_OUTPUT_OPCODE): Likewise.
521 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
523 (SSE_REG_MODE_P): Allow 256bit vector modes.
524 (ix86_args): Add a warn_avx field.
526 * config/i386/i386.md (UNSPEC_PCMP): New.
527 (UNSPEC_VPERMIL): Likewise.
528 (UNSPEC_VPERMIL2): Likewise.
529 (UNSPEC_VPERMIL2F128): Likewise.
530 (UNSPEC_MASKLOAD): Likewise.
531 (UNSPEC_MASKSTORE): Likewise.
532 (UNSPEC_CAST): Likewise.
533 (UNSPEC_VTESTP): Likewise.
534 (UNSPECV_VZEROALL): Likewise.
535 (UNSPECV_VZEROUPPER): Likewise.
536 (XMM0_REG): Likewise.
537 (XMM1_REG): Likewise.
538 (XMM2_REG): Likewise.
539 (XMM3_REG): Likewise.
540 (XMM4_REG): Likewise.
541 (XMM5_REG): Likewise.
542 (XMM6_REG): Likewise.
543 (XMM8_REG): Likewise.
544 (XMM9_REG): Likewise.
545 (XMM10_REG): Likewise.
546 (XMM11_REG): Likewise.
547 (XMM12_REG): Likewise.
548 (XMM13_REG): Likewise.
549 (XMM14_REG): Likewise.
550 (XMM15_REG): Likewise.
552 (prefix_vex_imm8): Likewise.
553 (prefix_vex_w): Likewise.
554 (length_vex): Likewise.
557 (*avx_ashlti3): Likewise.
558 (*avx_lshrti3): Likewise.
559 (*avx_setcc<mode>): Likewise.
560 (*fop_<mode>_comm_mixed_avx): Likewise.
561 (*fop_<mode>_comm_avx): Likewise.
562 (*fop_<mode>_1_mixed_avx): Likewise.
563 (*fop_<mode>_1_avx): Likewise.
564 (*avx_<code><mode>3): Likewise.
565 (*avx_ieee_smin<mode>3): Likewise.
566 (*avx_ieee_smax<mode>3): Likewise.
567 (mode): Add OI, V8SF and V4DF.
568 (length): Support VEX prefix.
569 (*cmpfp_i_mixed): Set prefix attribute.
570 (*cmpfp_i_sse): Likewise.
571 (*cmpfp_iu_mixed): Likewise.
572 (*cmpfp_iu_sse): Likewise.
573 (*movsi_1): Support AVX.
574 (*movdi_2): Likewise.
575 (*movdi_1_rex64): Likewise.
576 (*movti_internal): Likewise.
577 (*movti_rex64): Likewise.
578 (*movsf_1): Likewise.
579 (*movdf_nointeger): Likewise.
580 (*movdf_integer_rex64): Likewise.
581 (*movtf_internal): Likewise.
582 (zero_extendsidi2_32): Likewise.
583 (zero_extendsidi2_rex64): Likewise.
584 (*extendsfdf2_mixed): Likewise.
585 (*extendsfdf2_sse): Likewise.
586 (*truncdfsf_fast_mixed): Likewise.
587 (*truncdfsf_fast_sse): Likewise.
588 (*truncdfsf_mixed): Likewise.
589 (fix_trunc<mode>di_sse): Likewise.
590 (fix_trunc<mode>si_sse): Likewise.
591 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
592 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
593 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
594 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
595 (*rcpsf2_sse): Likewise.
596 (*rsqrtsf2_sse): Likewise.
597 (*sqrt<mode>2_sse): Likewise.
598 (sse4_1_round<mode>2): Likewise.
599 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
600 Support AVX. Set length attribute properly for AVX.
602 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
603 (VECTOR_MODES (FLOAT, 32)): Likewise.
604 (VECTOR_MODE (INT, DI, 8)): Likewise.
605 (VECTOR_MODE (INT, HI, 32)): Likewise.
606 (VECTOR_MODE (INT, QI, 64)): Likewise.
607 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
608 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
609 (VECTOR_MODE (INT, DI, 4)): Removed.
610 (VECTOR_MODE (INT, SI, 8)): Likewise.
611 (VECTOR_MODE (INT, HI, 16)): Likewise.
612 (VECTOR_MODE (INT, QI, 32)): Likewise.
613 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
614 (INT_MODE (OI, 32)): Likewise.
616 * config/i386/i386.opt (mavx): New.
619 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
621 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
622 (*mov<mode>_internal_avx): New.
623 (*movv2sf_internal_rex64_avx): Likewise.
624 (*movv2sf_internal_avx): Likewise.
626 * config/i386/predicates.md (const_4_to_5_operand): New.
627 (const_6_to_7_operand): Likewise.
628 (const_8_to_11_operand): Likewise.
629 (const_12_to_15_operand): Likewise.
630 (avx_comparison_float_operator): Likewise.
632 * config/i386/sse.md (AVX256MODEI): New.
633 (AVX256MODE): Likewise.
634 (AVXMODEQI): Likewise.
636 (AVX256MODEF2P): Likewise.
637 (AVX256MODE2P): Likewise.
638 (AVX256MODE4P): Likewise.
639 (AVX256MODE8P): Likewise.
640 (AVXMODEF2P): Likewise.
641 (AVXMODEF4P): Likewise.
642 (AVXMODEDCVTDQ2PS): Likewise.
643 (AVXMODEDCVTPS2DQ): Likewise.
644 (avxvecmode): Likewise.
645 (avxvecpsmode): Likewise.
646 (avxhalfvecmode): Likewise.
647 (avxscalarmode): Likewise.
648 (avxcvtvecmode): Likewise.
649 (avxpermvecmode): Likewise.
650 (avxmodesuffixf2c): Likewise.
651 (avxmodesuffixp): Likewise.
652 (avxmodesuffixs): Likewise.
653 (avxmodesuffix): Likewise.
654 (vpermilbits): Likewise.
655 (pinsrbits): Likewise.
656 (mov<mode>): Likewise.
657 (*mov<mode>_internal): Likewise.
658 (push<mode>1): Likewise.
659 (movmisalign<mode>): Likewise.
660 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
661 (avx_movdqu<avxmodesuffix>): Likewise.
662 (avx_lddqu<avxmodesuffix>): Likewise.
663 (<plusminus_insn><mode>3): Likewise.
664 (*avx_<plusminus_insn><mode>3): Likewise.
665 (*avx_vm<plusminus_insn><mode>3): Likewise.
666 (mul<mode>3): Likewise.
667 (*avx_mul<mode>3): Likewise.
668 (*avx_vmmul<mode>3): Likewise.
669 (divv8sf3): Likewise.
670 (divv4df3): Likewise.
671 (avx_div<mode>3): Likewise.
672 (*avx_div<mode>3): Likewise.
673 (*avx_vmdiv<mode>3): Likewise.
674 (avx_rcpv8sf2): Likewise.
675 (*avx_vmrcpv4sf2): Likewise.
676 (sqrtv8sf2): Likewise.
677 (avx_sqrtv8sf2): Likewise.
678 (*avx_vmsqrt<mode>2): Likewise.
679 (rsqrtv8sf2): Likewise.
680 (avx_rsqrtv8sf2): Likewise.
681 (*avx_vmrsqrtv4sf2): Likewise.
682 (<code><mode>3): Likewise.
683 (*avx_<code><mode>3_finite): Likewise.
684 (*avx_<code><mode>3): Likewise.
685 (*avx_vm<code><mode>3): Likewise.
686 (*avx_ieee_smin<mode>3): Likewise.
687 (*avx_ieee_smax<mode>3): Likewise.
688 (avx_addsubv8sf3): Likewise.
689 (avx_addsubv4df3): Likewise.
690 (*avx_addsubv4sf3): Likewise.
691 (*avx_addsubv2df3): Likewise.
692 (avx_h<plusminus_insn>v4df3): Likewise.
693 (avx_h<plusminus_insn>v8sf3): Likewise.
694 (*avx_h<plusminus_insn>v4sf3): Likewise.
695 (*avx_h<plusminus_insn>v2df3): Likewise.
696 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
697 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
698 (*avx_maskcmp<mode>3): Likewise.
699 (avx_nand<mode>3): Likewise.
700 (*avx_<code><mode>3): Likewise.
701 (*avx_nand<mode>3): Likewise.
702 (*avx_<code><mode>3): Likewise.
703 (*avx_cvtsi2ss): Likewise.
704 (*avx_cvtsi2ssq): Likewise.
705 (*avx_cvtsi2sd): Likewise.
706 (*avx_cvtsi2sdq): Likewise.
707 (*avx_cvtsd2ss): Likewise.
708 (avx_cvtss2sd): Likewise.
709 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
710 (avx_cvtps2dq<avxmodesuffix>): Likewise.
711 (avx_cvttps2dq<avxmodesuffix>): Likewise.
712 (*avx_cvtsi2sd): Likewise.
713 (*avx_cvtsi2sdq): Likewise.
714 (avx_cvtdq2pd256): Likewise.
715 (avx_cvtpd2dq256): Likewise.
716 (avx_cvttpd2dq256): Likewise.
717 (*avx_cvtsd2ss): Likewise.
718 (*avx_cvtss2sd): Likewise.
719 (avx_cvtpd2ps256): Likewise.
720 (avx_cvtps2pd256): Likewise.
721 (*avx_movhlps): Likewise.
722 (*avx_movlhps): Likewise.
723 (avx_unpckhps256): Likewise.
724 (*avx_unpckhps): Likewise.
725 (avx_unpcklps256): Likewise.
726 (*avx_unpcklps): Likewise.
727 (avx_movshdup256): Likewise.
728 (avx_movsldup256): Likewise.
729 (avx_shufps256): Likewise.
730 (avx_shufps256_1): Likewise.
731 (*avx_shufps_<mode>): Likewise.
732 (*avx_loadhps): Likewise.
733 (*avx_storelps): Likewise.
734 (*avx_loadlps): Likewise.
735 (*avx_movss): Likewise.
736 (*vec_dupv4sf_avx): Likewise.
737 (*vec_concatv2sf_avx): Likewise.
738 (*vec_concatv4sf_avx): Likewise.
739 (*vec_setv4sf_0_avx): Likewise.
740 (*vec_setv4sf_avx): Likewise.
741 (*avx_insertps): Likewise.
742 (avx_vextractf128<mode>): Likewise.
743 (vec_extract_lo_<mode>): Likewise.
744 (vec_extract_hi_<mode>): Likewise.
745 (vec_extract_lo_<mode>): Likewise.
746 (vec_extract_hi_<mode>): Likewise.
747 (vec_extract_lo_v16hi): Likewise.
748 (vec_extract_hi_v16hi): Likewise.
749 (vec_extract_lo_v32qi): Likewise.
750 (vec_extract_hi_v32qi): Likewise.
751 (avx_unpckhpd256): Likewise.
752 (*avx_unpckhpd): Likewise.
753 (avx_movddup256): Likewise.
754 (*avx_movddup): Likewise.
755 (avx_unpcklpd256): Likewise.
756 (*avx_unpcklpd): Likewise.
757 (avx_shufpd256): Likewise.
758 (avx_shufpd256_1): Likewise.
759 (*avx_punpckhqdq): Likewise.
760 (*avx_punpcklqdq): Likewise.
761 (*avx_shufpd_<mode>): Likewise.
762 (*avx_storehpd): Likewise.
763 (*avx_loadhpd): Likewise.
764 (*avx_loadlpd): Likewise.
765 (*avx_movsd): Likewise.
766 (*vec_concatv2df_avx): Likewise.
767 (*avx_<plusminus_insn><mode>3): Likewise.
768 (*avx_<plusminus_insn><mode>3): Likewise.
769 (*avx_mulv8hi3): Likewise.
770 (*avxv8hi3_highpart): Likewise.
771 (*avx_umulv8hi3_highpart): Likewise.
772 (*avx_umulv2siv2di3): Likewise.
773 (*avx_mulv2siv2di3): Likewise.
774 (*avx_pmaddwd): Likewise.
775 (*avx_mulv4si3): Likewise.
776 (*avx_ashr<mode>3): Likewise.
777 (*avx_lshr<mode>3): Likewise.
778 (*avx_ashl<mode>3): Likewise.
779 (*avx_<code><mode>3): Likewise.
780 (*avx_eq<mode>3): Likewise.
781 (*avx_gt<mode>3): Likewise.
782 (*avx_nand<mode>3): Likewise.
783 (*avx_nand<mode>3): Likewise.
784 (*avx_<code><mode>3): Likewise.
785 (*avx_<code><mode>3): Likewise.
786 (*avx_packsswb): Likewise.
787 (*avx_packssdw): Likewise.
788 (*avx_packuswb): Likewise.
789 (*avx_punpckhbw): Likewise.
790 (*avx_punpcklbw): Likewise.
791 (*avx_punpckhwd): Likewise.
792 (*avx_punpcklwd): Likewise.
793 (*avx_punpckhdq): Likewise.
794 (*avx_punpckldq): Likewise.
795 (*avx_pinsr<avxmodesuffixs>): Likewise.
796 (*avx_pinsrq): Likewise.
797 (*avx_loadld): Likewise.
798 (*vec_extractv2di_1_rex64_avx): Likewise.
799 (*vec_extractv2di_1_avx): Likewise.
800 (*vec_dupv2di_avx): Likewise.
801 (*vec_concatv2si_avx): Likewise.
802 (*vec_concatv4si_1_avx): Likewise.
803 (*vec_concatv2di_avx): Likewise.
804 (*vec_concatv2di_rex64_avx): Likewise.
805 (*avx_uavgv16qi3): Likewise.
806 (*avx_uavgv8hi3): Likewise.
807 (*avx_psadbw): Likewise.
808 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
809 (*avx_phaddwv8hi3): Likewise.
810 (*avx_phadddv4si3): Likewise.
811 (*avx_phaddswv8hi3): Likewise.
812 (*avx_phsubwv8hi3): Likewise.
813 (*avx_phsubdv4si3): Likewise.
814 (*avx_phsubswv8hi3): Likewise.
815 (*avx_pmaddubsw128): Likewise.
816 (*avx_pmulhrswv8hi3): Likewise.
817 (*avx_pshufbv16qi3): Likewise.
818 (*avx_psign<mode>3): Likewise.
819 (*avx_palignrti): Likewise.
820 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
821 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
822 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
823 (*avx_mpsadbw): Likewise.
824 (*avx_packusdw): Likewise.
825 (*avx_pblendvb): Likewise.
826 (*avx_pblendw): Likewise.
827 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
828 (avx_ptest256): Likewise.
829 (avx_roundp<avxmodesuffixf2c>256): Likewise.
830 (*avx_rounds<ssemodesuffixf2c>): Likewise.
831 (*avx_aesenc): Likewise.
832 (*avx_aesenclast): Likewise.
833 (*avx_aesdec): Likewise.
834 (*avx_aesdeclast): Likewise.
835 (avx_vzeroupper): Likewise.
836 (avx_vzeroupper_rex64): Likewise.
837 (avx_vpermil<mode>): Likewise.
838 (avx_vpermilvar<mode>3): Likewise.
839 (avx_vpermil2<mode>3): Likewise.
840 (avx_vperm2f128<mode>3): Likewise.
841 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
842 (avx_vbroadcastss256): Likewise.
843 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
844 (avx_vinsertf128<mode>): Likewise.
845 (vec_set_lo_<mode>): Likewise.
846 (vec_set_hi_<mode>): Likewise.
847 (vec_set_lo_<mode>): Likewise.
848 (vec_set_hi_<mode>): Likewise.
849 (vec_set_lo_v16hi): Likewise.
850 (vec_set_hi_v16hi): Likewise.
851 (vec_set_lo_v32qi): Likewise.
852 (vec_set_hi_v32qi): Likewise.
853 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
854 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
855 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
856 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
857 (vec_init<mode>): Likewise.
858 (*vec_concat<mode>_avx): Likewise.
859 (blendbits): Support V8SF and V4DF.
860 (sse2_movq128): Support AVX.
861 (<sse>_movnt<mode>): Likewise.
862 (sse2_movntv2di): Likewise.
863 (sse_rcpv4sf2): Likewise.
864 (sse_sqrtv4sf2): Likewise.
865 (sse_rsqrtv4sf2): Likewise.
866 (<sse>_comi): Likewise.
867 (<sse>_ucomi): Likewise.
868 (sse_cvtss2si): Likewise.
869 (sse_cvtss2si_2): Likewise.
870 (sse_cvtss2siq): Likewise.
871 (sse_cvtss2siq_2): Likewise.
872 (sse_cvttss2si): Likewise.
873 (sse_cvttss2siq): Likewise.
874 (sse2_cvtsd2si): Likewise.
875 (sse2_cvtsd2si_2): Likewise.
876 (sse2_cvtsd2siq): Likewise.
877 (sse2_cvtsd2siq_2): Likewise.
878 (sse2_cvttsd2si): Likewise.
879 (sse2_cvttsd2siq): Likewise.
880 (sse2_cvtdq2pd): Likewise.
881 (*sse2_cvtpd2dq): Likewise.
882 (*sse2_cvttpd2dq): Likewise.
883 (*sse2_cvtpd2ps): Likewise.
884 (sse2_cvtps2pd): Likewise.
885 (sse3_movshdup): Likewise.
886 (sse3_movsldup): Likewise.
887 (sse_storehps): Likewise.
888 (*sse4_1_extractps): Likewise.
889 (sse2_storelpd): Likewise.
890 (vec_dupv2df_sse3): Likewise.
891 (*vec_concatv2df_sse3): Likewise.
892 (*sse4_1_pextrb): Likewise.
893 (*sse4_1_pextrb_memory): Likewise.
894 (*sse2_pextrw): Likewise.
895 (*sse4_1_pextrw_memory): Likewise.
896 (*sse4_1_pextrd): Likewise.
897 (*sse4_1_pextrq): Likewise.
898 (sse2_pshufd_1): Likewise.
899 (sse2_pshuflw_1): Likewise.
900 (sse2_pshufhw_1): Likewise.
901 (*sse2_storeq_rex64): Likewise.
902 (*vec_dupv4si): Likewise.
903 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
904 (sse2_pmovmskb): Likewise.
905 (*sse2_maskmovdqu): Likewise.
906 (*sse2_maskmovdqu_rex64): Likewise.
907 (sse_ldmxcsr): Likewise.
908 (sse_stmxcsr): Likewise.
909 (abs<mode>2): Likewise.
910 (sse4_1_movntdqa): Likewise.
911 (sse4_1_phminposuw): Likewise.
912 (sse4_1_extendv8qiv8hi2): Likewise.
913 (*sse4_1_extendv8qiv8hi2): Likewise.
914 (sse4_1_extendv4qiv4si2): Likewise.
915 (*sse4_1_extendv4qiv4si2): Likewise.
916 (sse4_1_extendv2qiv2di2): Likewise.
917 (*sse4_1_extendv2qiv2di2): Likewise.
918 (sse4_1_extendv4hiv4si2): Likewise.
919 (*sse4_1_extendv4hiv4si2): Likewise.
920 (sse4_1_extendv2hiv2di2): Likewise.
921 (*sse4_1_extendv2hiv2di2): Likewise.
922 (sse4_1_extendv2siv2di2): Likewise.
923 (*sse4_1_extendv2siv2di2): Likewise.
924 (sse4_1_zero_extendv8qiv8hi2): Likewise.
925 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
926 (sse4_1_zero_extendv4qiv4si2): Likewise.
927 (*sse4_1_zero_extendv4qiv4si2): Likewise.
928 (sse4_1_zero_extendv2qiv2di2): Likewise.
929 (*sse4_1_zero_extendv2qiv2di2): Likewise.
930 (sse4_1_zero_extendv4hiv4si2): Likewise.
931 (*sse4_1_zero_extendv4hiv4si2): Likewise.
932 (sse4_1_zero_extendv2hiv2di2): Likewise.
933 (*sse4_1_zero_extendv2hiv2di2): Likewise.
934 (sse4_1_zero_extendv2siv2di2): Likewise.
935 (*sse4_1_zero_extendv2siv2di2): Likewise.
936 (sse4_1_ptest): Likewise.
937 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
938 (sse4_2_pcmpestri): Likewise.
939 (sse4_2_pcmpestrm): Likewise.
940 (sse4_2_pcmpistri): Likewise.
941 (sse4_2_pcmpistrm): Likewise.
943 (aeskeygenassist): Likewise.
945 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/predicates.md (vzeroall_operation): New.
949 * config/i386/sse.md (avx_vzeroall): New.
950 (*avx_vzeroall): Likewise.
952 2008-08-28 Paul Brook <paul@codesourcery.com>
953 Mark Shinwell <shinwell@codesourcery.com>
954 Richard Earnshaw <richard.earnshaw@arm.com>
956 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
957 (TARGET_MIN_ANCHOR_OFFSET): New.
958 (arm_override_options): Set correct anchor ranges for Thumb-1
959 and Thumb-2 if required.
960 (legitimize_pic_address): Handle case involving a TLS symbol
961 reference with an addend.
962 (arm_optimization_options): Enable section anchors at -O1 and
964 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
965 * config/arm/arm-protos.h (arm_optimization_options): New.
967 2008-08-28 Nick Clifton <nickc@redhat.com>
969 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
970 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
973 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
974 * config/v850/v850.md (return): Remove frame size restriction.
976 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
978 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
980 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
982 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
984 2008-08-28 Paul Brook <paul@codesourcery.com>
986 * config/arm/vfp11.md: Update license notice.
987 * config/arm/cortex-r4.md: Ditto.
989 2008-08-28 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/37207
992 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
995 2008-08-28 Dodji Seketeli <dodji@redhat.com>
998 * tree.c (int_fits_type_p): Don't forget unsigned integers
999 of type sizetype which higher end word equals -1.
1001 2008-08-28 Ira Rosen <irar@il.ibm.com>
1003 * target.h (struct vectorize): Add new target builtin.
1004 * tree-vectorizer.c (destroy_loop_vec_info): Call
1005 vect_free_slp_instance instead of vect_free_slp_node.
1006 * tree-vectorizer.h (enum slp_load_perm_type): New.
1007 (struct _slp_instance): Add new fields.
1008 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1009 (SLP_INSTANCE_LOADS): New.
1010 (vect_free_slp_tree): Remove.
1011 (vect_free_slp_instance): Declare.
1012 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1013 (vectorizable_load): Add argument.
1014 (vect_transform_slp_perm_load): New.
1015 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1017 (vect_get_place_in_interleaving_chain): New function.
1018 (vect_free_slp_tree): Make static.
1019 (vect_free_slp_instance): New function.
1020 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1021 collect the load location in the interleaving chain.
1022 (vect_supported_slp_permutation_p): New function.
1023 (vect_supported_load_permutation_p): Likewise.
1024 (vect_analyze_slp_instance): In case of loads permutation, call
1025 vect_supported_load_permutation_p to check that the permutation is
1027 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1028 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1029 (vect_create_mask_and_perm): New function.
1030 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1031 (vectorizable_load): Add an argument. Don't keep the created vectors
1032 statements in the node if permutation is required. Call
1033 vect_transform_slp_perm_load to generate the permutation.
1034 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1035 additional argument.
1036 (vect_schedule_slp_instance): In case of loads permutation, allocate
1037 vectorized statements structure for all the related SLP nodes. Call
1038 vect_transform_stmt with addditional argument.
1039 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1040 * config/spu/spu.c (spu_builtin_vec_perm): New.
1041 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1042 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1043 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1044 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1046 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1048 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1049 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1050 __gthread_cond_signal, __gthread_cond_timedwait,
1051 __gthread_cond_timedwait_recursive): New functions.
1052 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1054 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1057 2008-08-28 Richard Guenther <rguenther@suse.de>
1060 * fold-const.c (maybe_canonicalize_comparison_1): Require
1061 undefined overflow only for canonicalizing A +- CST cmp CST.
1062 Make sure to not generate new constants that are not inside
1063 their TYPE_MIN/MAX_VALUE range.
1064 (maybe_canonicalize_comparison): Remove undefined overflow
1066 (fold_binary): Remove now duplicate folding.
1068 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1070 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1071 use not updated in the last change.
1073 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1075 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1076 (IRA_COVER_CLASSES): Add FPUL_REGS.
1078 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1081 * c-common.c (conversion_warning): Check for null operands.
1083 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1086 * c-decl.c (check_for_loop_decls): Improve error message. Give
1089 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1092 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1093 (convert_for_assignment): Pass corrent OPT_W* parameter to
1094 WARN_FOR_ASSIGNMENT.
1096 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1099 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1101 2008-08-27 Paul Brook <paul@codesourcery.com>
1103 * config.gcc: Loosen checks for arm uclinux eabi targets.
1105 2008-08-27 Paul Brook <paul@codesourcery.com>
1107 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1109 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1111 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1113 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1114 the enumerators of an ENUMERAL_TYPE.
1115 * dbxout.c (dbxout_type): Ditto.
1117 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1120 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1121 (fwprop_addr): Check that the loop_father is not the outer loop.
1123 2008-08-26 Paul Brook <paul@codesourcery.com>
1125 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1126 Remove documentation entry for fmul type.
1127 Use fmuls to annotate single-precision multiplication patterns,
1128 fmuld to annotate double-precision multiplication patterns,
1129 fmacs to annotate single-precision multiply-accumulate patterns
1130 and fmacd to annotate double-precision multiply-accumulate patterns.
1131 * config/arm/vfp11.md: Update reservations accordingly.
1132 * config/arm/arm.md: Note that certain values of the "type"
1133 attribute are documented in vfp.md.
1134 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1135 (v10_cvt): Use new fmul types.
1137 2008-08-26 Paul Brook <paul@codesourcery.com>
1139 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1140 * config/arm/vfp11.md: ...here. New.
1141 * config/arm/arm.md: Include vfp11.md.
1143 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1145 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1146 parameter to inform call.
1148 2008-08-26 Jeff Law <law@redhat.com>
1150 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1151 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1152 preferred class when copying a constant into a partial word register.
1154 2008-08-26 Ben Elliston <bje@au.ibm.com>
1156 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1157 * cp/typeck.c: Likewise.
1158 * cp/tree.c: Likewise.
1159 * gimple-low.c: Likewise.
1162 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1164 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1165 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1167 * doc/passes.texi: Describe IRA.
1169 * doc/tm.texi (IRA_COVER_CLASSES,
1170 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1172 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1173 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1174 -fira-propagate-cost, -fno-ira-share-save-slots,
1175 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1177 * flags.h (ira_algorithm): New enumeration.
1178 (flag_ira_algorithm, flag_ira_verbose): New external variable
1181 * postreload.c (gate_handle_postreload): Don't do post reload
1182 optimizations unless the reload is completed.
1184 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1187 * tree-pass.h (pass_ira): New external variable declaration.
1189 * reload.h: Add 2008 to the Copyright.
1191 * cfgloopanal.c: Include params.h.
1192 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1195 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1197 * toplev.c (ira.h): New include.
1198 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1199 (backend_init_target): Call ira_init.
1200 (backend_init): Call ira_init_once.
1201 (finalize): Call finish_ira_once.
1203 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1204 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1207 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1208 may_move_out_cost): New external variable declarations.
1209 (move_table): New typedef.
1211 * caller-save.c: Include headers output.h and ira.h.
1212 (no_caller_save_reg_set): New global variable.
1213 (save_slots_num, save_slots): New variables.
1214 (reg_save_code, reg_restore_code, add_stored_regs): Add
1216 (init_caller_save): Set up no_caller_save_reg_set.
1217 (init_save_areas): Reset save_slots_num.
1218 (saved_hard_reg): New structure.
1219 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1220 (initiate_saved_hard_regs, new_saved_hard_reg,
1221 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1223 (setup_save_areas): Add code for sharing stack slots.
1224 (all_blocks): New variable.
1225 (save_call_clobbered_regs): Process pseudo-register too.
1226 (mark_set_regs): Process pseudo-register too.
1227 (insert_one_insn): Put the insn after bb note in a empty basic
1228 block. Add insn check.
1230 * global.c (eliminable_regset): Make it external.
1231 (mark_elimination): Use DF_LR_IN for IRA.
1232 (pseudo_for_reload_consideration_p): New.
1233 (build_insn_chain): Make it external. Don't ignore spilled
1234 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1235 (gate_handle_global_alloc): New function.
1236 (pass_global_alloc): Add the gate function.
1238 * opts.c (decode_options): Set up flag_ira. Print the warning for
1240 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1242 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1244 * regmove.c (regmove_optimize): Don't do replacement of output for
1247 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1248 New external variable declarations.
1250 * local-alloc.c (update_equiv_regs): Make it external. Return
1251 true if jump label rebuilding should be done. Rescan new_insn for
1253 (gate_handle_local_alloc): New function.
1254 (pass_local_alloc): Add the gate function.
1256 * alias.c (value_addr_p, stack_addr_p): New functions.
1257 (nonoverlapping_memrefs_p): Use them for IRA.
1259 * common.opt (fira, fira-algorithm, fira-coalesce,
1260 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1261 fira-verbose): New options.
1263 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1264 move_cost, may_move_in_cost, may_move_out_cost): Make the
1266 (move_table): Remove typedef.
1267 (init_move_cost): Make it external.
1268 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1271 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1272 setup_reg_classes): New function prototypes.
1273 (eliminable_regset): New external variable declaration.
1274 (build_insn_chain, update_equiv_regs): New function prototypes.
1276 * Makefile.in (IRA_INT_H): New definition.
1277 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1278 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1279 (reload1.o, toplev.o): Add dependence on ira.h.
1280 (cfgloopanal.o): Add PARAMS_H.
1281 (caller-save.o): Add dependence on output.h and ira.h.
1282 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1283 ira-emit.o, ira-lives.o): New entries.
1285 * passes.c (pass_ira): New pass.
1287 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1289 * reload1.c (ira.h): Include the header.
1290 (changed_allocation_pseudos): New bitmap.
1291 (init_reload): Initiate the bitmap.
1292 (compute_use_by_pseudos): Permits spilled registers in FROM.
1293 (temp_pseudo_reg_arr): New variable.
1294 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1295 IRA. Call alter_reg with the additional parameter. Don't clear
1296 spilled_pseudos for IRA. Restore original insn chain for IRA.
1297 Clear changed_allocation_pseudos at the end of reload.
1298 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1299 (hard_regno_to_pseudo_regno): New variable.
1300 (count_pseudo): Check spilled pseudos. Set up
1301 hard_regno_to_pseudo_regno.
1302 (count_spilled_pseudo): Check spilled pseudos. Update
1303 hard_regno_to_pseudo_regno.
1304 (find_reg): Use better_spill_reload_regno_p. Check
1305 hard_regno_to_pseudo_regno.
1306 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1308 (eliminate_regs_1): Use additional parameter for alter_reg.
1309 (finish_spills): Set up pseudo_previous_regs only for spilled
1310 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1311 more arguments. Don't clear live_throughout and dead_or_set for
1312 spilled pseudos. Use additional parameter for alter_reg. Call
1313 mark_allocation_change. Set up changed_allocation_pseudos.
1314 Remove sanity check.
1315 (emit_input_reload_insns, delete_output_reload): Use additional
1316 parameter for alter_reg. Call mark_allocation_change.
1317 (substitute, gen_reload_chain_without_interm_reg_p): New
1319 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1321 * testsuite/gcc.dg/20080410-1.c: New file.
1323 * config/s390/s390.h (IRA_COVER_CLASSES,
1324 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1326 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1328 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1330 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1332 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1334 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1336 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1338 2008-08-24 Jeff Law <law@redhat.com>
1339 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1340 when ignoring unavailable registers.
1342 2008-08-24 Jeff Law <law@redhat.com>
1343 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1344 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1345 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1346 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1348 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1349 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1351 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1352 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1353 * reload1.c (find_reg): Process registers in register allocation order.
1355 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1356 * toplev.c (backend_init_target): Move ira_init call from
1358 (lang_dependent_init_target): ...to here.
1360 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1361 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1362 calculate memory move costs for NO_REGS.
1364 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1365 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1366 STACK_REGS is defined.
1368 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1371 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1372 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1374 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1375 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1376 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1379 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1380 Dorit Nuzman <dorit@il.ibm.com>
1382 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1383 vec_extract_evenv4sf, vec_extract_evenv8hi,
1384 vec_extract_evenv16qi, vec_extract_oddv4si,
1385 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1386 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1387 vec_interleave_highv4si, vec_interleave_lowv4si,
1388 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1389 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1390 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1392 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1395 * config/rs6000/rs6000.c (optimization_options): Don't default to
1396 section anchors without toplevel reorder.
1398 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1400 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1401 (mfc_end_critical_section): Likewise.
1403 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1405 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1406 all type qualifiers from element type to vector type.
1408 2008-08-25 David Daney <ddaney@avtrex.com>
1410 * config/mips/mips.md (immediate_insn): Move up in file, fix
1411 comment typo, reformat.
1412 (fetchop_bit, atomic_hiqi_op memory_barrier,
1413 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1414 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1415 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1416 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1417 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1418 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1419 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1420 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1421 sync_old_nand<mode>, sync_new_nand<mode>,
1422 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1423 test_and_set_12): Moved to sync.md.
1425 * config/mips/sync.md: New file.
1427 2008-08-25 Richard Henderson <rth@redhat.com>
1429 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1430 (regsave): Likewise.
1431 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1432 (output_cfi_directive): Likewise.
1433 (div_data_align): New.
1434 (output_cfi): Use it.
1436 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1438 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1439 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1440 (TARGET_OCTEON): New macro.
1441 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1442 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1443 (ISA_HAS_POP): New macro.
1444 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1446 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1448 * config/mips/mips.md (cpu): Add octeon.
1449 (type): Add pop attribute value.
1450 (popcount<mode>2): New pattern.
1451 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1453 2008-08-24 Jan Hubicka <jh@suse.cz>
1455 * doc/invoke.texi (-fipa-cp-clone): New option.
1456 (-fipa-cp): Update docs.
1457 (--param ipcp-unit-growth):New.
1458 * ipa-cp.c: Include fibheap.h, params.h
1459 (ipcp_initialize_node_lattices): When not cloning, all externally
1460 visible functions are bottom.
1461 (ipcp_need_redirect_p): Accept clones.
1462 (ipcp_insert_stage): Use cost driven heuristics.
1463 (max_count, dead_nodes): New static vars.
1464 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1465 ipcp_const_param_count): New functions.
1466 * common.opt (ipa-cp-clone): New command line option.
1467 * params.def (ipcp-unit-growth): New.
1469 2008-08-24 Jan Hubicka <jh@suse.cz>
1471 * tree-inline.c (tree_function_versioning): Look harder
1472 for referenced vars.
1474 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1476 PR tree-optimization/37185
1477 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1479 2008-08-23 Jan Hubicka <jh@suse.cz>
1481 * ipa-cp.c (ipcp_analyze_node): New function.
1482 (ipcp_update_cloned_node): Use it.
1483 (ipcp_init_stage): Likewise.
1484 * ipa-inline.c (function_insertion_hook_holder): New static var.
1485 (analyze_function): Break out from ....
1486 (inline_generate_summary): Here; register insertion hook.
1487 (cgraph_decide_inlining): Remove hook.
1488 (add_new_function): New function.
1490 2008-08-23 Jan Hubicka <jh@suse.cz>
1492 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1494 2008-08-23 Jan Hubicka <jh@suse.cz>
1496 * ipa-cp.c (constant_val_insert): Remove.
1497 (ipcp_propagate_one_const): Remove.
1498 (ipcp_create_replace_map): Always insert replacements to the map.
1499 (ipcp_insert_stage): Do not try to insert statements by hand.
1500 * tree-inline.c (insert_init_stmt): Break out from ...
1501 (setup_one_parameter): ... here; allow NULL BB pointer.
1502 (tree_function_versioning): Use setup_one_parameter to process
1505 2008-08-23 Jan Hubicka <jh@suse.cz>
1507 * tree.c (decl_address_ip_invariant_p): New function.
1508 * tree.h (decl_address_ip_invariant_p): Declare.
1509 * gimple.c (strip_invariant_refs): Break out from ...
1510 (is_gimple_invariant_address): ... here
1511 (is_gimple_ip_invariant_address): New function.
1512 (is_gimple_ip_invariant): New function.
1513 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1516 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1517 (ipcp_lat_is_insertable): All constants are insertable.
1518 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1519 IPA_CONST_VALUE_REF.
1520 (ipcp_initialize_node_lattices): Propagate all types of operands.
1521 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1522 (ipcp_create_replace_map): Reformat.
1523 (ipcp_need_redirect_p): Simplify.
1524 (ipcp_insert_stage): Check that argument is used before clonning.
1525 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1526 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1527 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1528 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1529 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1530 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1531 * tree-inline.c (tree_function_versioning): Add variables referenced by
1534 2008-08-23 Jan Hubicka <jh@suse.cz>
1537 * i386.c (standard_80387_constant_p): Use optimize_size.
1539 2008-08-23 Ira Rosen <irar@il.ibm.com>
1541 PR tree-optimization/37161
1542 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1543 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1544 (vect_determine_vectorization_factor): Move the scalar type
1545 retrieval to vect_get_smallest_scalar_type.
1546 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1547 scalar type. Remove redundant computation.
1548 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1549 (vect_get_slp_defs): Take the type of RHS into account if
1550 necessary by calling vect_get_smallest_scalar_type. Call
1551 vect_get_constant_vectors with additional argument.
1553 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1556 * doc/invoke.texi (Wwrite-strings): Clarify description.
1558 2008-08-23 Ira Rosen <irar@il.ibm.com>
1560 PR tree-optimization/37174
1561 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1562 def stmt is a part of the loop before accessing its stmt_vec_info.
1564 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1567 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1568 (*swap): New insn pattern.
1569 (*ashlqi3): Rename from ashlqi3 insn pattern.
1570 (ashlqi3): New expanders.
1571 (*lshrqi3): Rename from lshrqi3 insn pattern.
1572 (lshrqi3): New expanders.
1573 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1574 lshrqi3_const5, lshrqi3_const6): New splitters.
1575 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1576 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1579 2008-08-22 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/37078
1582 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1583 [+INF, +INF] ranges.
1585 2008-08-22 Richard Guenther <rguenther@suse.de>
1587 PR tree-optimization/37143
1588 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1589 a conversion statement instead of a copy.
1591 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1595 CCCmode, CCOmode and CCSmode destination modes.
1598 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1599 from different units in a single alternative.
1600 (*vec_extractv2sf_1): Ditto.
1601 (*vec_extractv2si_0): Ditto.
1602 (*vec_extractv2si_1): Ditto.
1603 * config/i386/sse.md (sse2_storehpd): Ditto.
1604 (sse2_storelpd): Ditto.
1605 (sse2_loadhpd): Ditto.
1606 (sse2_loadlpd): Ditto.
1609 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1610 (popcountsi2): Ditto.
1611 (clzdi2_abm): Ditto.
1612 (popcountdi2): Ditto.
1613 (clzhi2_abm): Ditto.
1614 (popcounthi2): Ditto.
1616 2008-08-22 Richard Guenther <rguenther@suse.de>
1620 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1621 if the multiplication does not overflow.
1623 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1625 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1627 2008-08-21 Richard Henderson <rth@redhat.com>
1629 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1630 spurrious comma from test.
1631 * configure: Rebuild.
1633 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1636 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1639 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1641 * c-tree.h (grokfield): New argument.
1642 * c-decl.c (grokfield): Handle new location argument.
1643 * c-parser.c (c_parser_struct_declaration): Pass location to
1646 2008-08-21 Richard Guenther <rguenther@suse.de>
1648 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1650 2008-08-21 Jan Hubicka <jh@suse.cz>
1652 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1653 (cgraph_add_function_insertion_hook,
1654 cgraph_remove_function_insertion_hook,
1655 cgraph_call_function_insertion_hooks): New functions.
1656 * cgraph.h (cgraph_add_function_insertion_hook,
1657 cgraph_remove_function_insertion_hook,
1658 cgraph_call_function_insertion_hooks): Declare.
1659 * ipa-reference.c (function_insertion_hook_holder): New variable.
1660 (check_operand, look_for_address_of): When checking late, do not care
1661 about module bitmaps.
1662 (add_new_function): New function.
1663 (generate_summary): Register hooks; zero module bitmaps.
1664 (propagate): Unregister hooks.
1665 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1666 (add_new_function): New function.
1667 (generate_summary): Register hook.
1668 (propagate): Remove hook.
1670 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1672 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1673 * ipa-cp.c (ipcp_update_cloned_node): New function.
1674 (build_const_val): Handle functions correctly; bring type logic
1675 into sync with tree-inline.c
1676 (ipcp_init_stage): Take care of computing stuff needed by
1677 indirect inlining; update clones.
1678 (ipcp_generate_summary): Break out of ipcp_driver.
1679 (ipcp_driver): Do only execution and transformation.
1680 (pass_ipa_cp): Make IPA_PASS.
1681 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1683 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1684 ipcp, some info is already available.
1685 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1686 * tree-inline.c (remap_ssa_name): Unshare expression.
1688 2008-08-21 Richard Guenther <rguenther@suse.de>
1690 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1691 a PHI ask VN if it is already available.
1692 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1693 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1695 2008-08-21 Richard Guenther <rguenther@suse.de>
1698 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1699 makes sure to produce a result of the correct type.
1701 2008-08-21 Jan Hubicka <jh@suse.cz>
1702 Backport from LTO branch:
1704 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1705 Jan Hubicka <jh@suse.cz>
1708 (init_state, finish_state, set_function_state, generate_summary):
1710 (scan_stmt): Renamed from scan_function. Changed to keep state in
1711 local static vars rather than cgraph aux field.
1712 (propagate): Renamed from static_execute. Changed to keep state in
1713 local static vars rather than cgraph aux field.
1714 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1715 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1717 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1719 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1720 * ipa-reference.c (init_function_info, generate_summary,
1721 propagate): New functions.
1722 (analyze_function): Call init_function_info.
1723 (static_execute): Stripped into generate_summary and propagate.
1724 (pass_ipa_reference): Made into ipa_opt_pass.
1726 2008-08-21 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/37181
1729 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1731 (extract_range_from_unary_expr): Likewise.
1733 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1735 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1737 * toplev.h (pedwarn_at): Likewise.
1738 * builtins.c: Update all calls to pedwarn.
1739 * c-lex.c: Likewise.
1740 * toplev.c: Likewise.
1741 * c-tree.h: Likewise.
1742 * c-decl.c: Likewise.
1743 * c-errors.c: Likewise.
1744 * c-typeck.c: Likewise.
1745 * c-common.c: Likewise.
1746 * c-parser.c: Likewise.
1748 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1751 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1752 with MODE_VECTOR_INT mode.
1754 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1757 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1758 initialized outside the current module.
1759 (warn_uninitialized_var): Ignore left-hand side when walking the
1760 trees. Ignore address expressions. Examine VUSE operands in gimple
1761 statements with a variable declaration on the right-hand side.
1763 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1766 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1768 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1771 * c-common.c (conversion_warning): Do not warn if applying bit-and
1772 operator to unsigned constant that fits in the target type.
1774 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1777 * c-common.c (conversion_warning): Do not warn for artificial
1780 2008-08-20 Richard Guenther <rguenther@suse.de>
1782 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1783 (extract_range_from_binary_expr): Fall back to constant propagation.
1784 (extract_range_from_unary_expr): Likewise.
1786 2008-08-20 Richard Guenther <rguenther@suse.de>
1788 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1789 with TREE_THIS_VOLATILE on shared nodes.
1790 (fold_stmt_r): Likewise.
1792 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1795 * c-parser.c (c_parser_attributes): For keywords use canonical
1796 spelling for attr_name.
1798 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1800 * value-prof.c (check_counter): Revert wrong call to error.
1802 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1804 * profile.c: Update calls to inform.
1805 * value-prof.c: Update calls to inform.
1807 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1809 * diagnostic.c (inform): Add an explicit location_t parameter.
1810 * toplev.h (inform): Update declaration.
1811 * builtins.c: Update all calls to inform.
1812 * c-common.c: Likewise.
1813 * c-decl.c: Likewise.
1814 * c-opts.c: Likewise.
1815 * c-pch.c: Likewise.
1816 * c-pragma.c: Likewise.
1817 * c-typeck.c: Likewise.
1818 * coverage.c: Likewise.
1820 * toplev.c: Likewise.
1821 * tree-cfg.c: Likewise.
1822 * tree-ssa.c: Likewise.
1824 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1828 V2DI mode, for SSE4.1, use movq instead of vector set if the
1829 second element is zero and inter-unit moves are OK.
1831 2008-08-20 Richard Guenther <rguenther@suse.de>
1833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1834 properly handle conversion/copy chains after tuplification.
1836 2008-08-20 Richard Guenther <rguenther@suse.de>
1838 * passes.c (init_optimization_passes): Move the second
1839 forwprop pass before alias computation. Remove the second
1840 DCE pass. Remove the first dominator and phi copy/const
1843 2008-08-20 Nick Clifton <nickc@redhat.com>
1845 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
1846 support of this feature. Do not assume that a sufficiently new
1847 assembler will support the feature regardless of the target type.
1848 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
1849 * configure: Regenerate.
1851 2008-08-20 Richard Guenther <rguenther@suse.de>
1853 * tree-vrp.c (found_in_subgraph): Remove.
1854 (live): New global static.
1855 (live_on_edge): New function.
1856 (blocks_visited): Remove.
1857 (register_edge_assert_for_2): Use live_on_edge.
1858 (find_conditional_asserts): Remove code dealing with
1859 found_in_subgraph. Do not walk the CFG.
1860 (find_switch_asserts): Likewise.
1861 (find_assert_locations_1): Renamed from find_assert_locations.
1862 Move finding assert locations for conditional and switch
1863 statements first. Update live bitmap. Do not walk the CFG.
1864 (find_assert_locations): New function.
1865 (insert_range_assertions): Remove entry of CFG walk.
1866 Adjust call to find_assert_locations.
1867 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
1868 that only can appear because of fake exit edges but assert we
1869 never try to insert on those.
1870 (fini_pre): Do not remove fake exit edges here...
1871 (execute_pre): ...but here, before committing edge inserts.
1873 2008-08-19 Richard Guenther <rguenther@suse.de>
1875 * passes.c (init_optimization_passes): Exchange store-ccp
1878 2008-08-19 Rafael Espindola <espindola@google.com>
1880 * varasm.c (weak_decls): Move earlier in the file.
1881 (assemble_external): Add weak decls to the weak_decls list.
1882 (declare_weak): Don't add decls to the weak_decls list.
1884 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
1888 before (sse2_shufpd_<mode>).
1890 2008-08-19 Jakub Jelinek <jakub@redhat.com>
1893 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
1894 * tree.c (block_nonartificial_location): Likewise.
1896 2008-08-19 Richard Guenther <rguenther@suse.de>
1898 PR tree-optimization/35972
1899 PR tree-optimization/23094
1900 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
1902 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
1903 handle MISALIGNED_INDIRECT_REF.
1904 (get_ref_from_reference_ops): New helper.
1905 (vn_reference_lookup_pieces): Walk the use-def chain using the
1906 alias-oracle if requested.
1907 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
1908 walking the use-def chain.
1909 (compute_avail): But not here.
1910 (create_component_ref_by_pieces_1): Properly handle
1911 MISALIGNED_INDIRECT_REF.
1912 (do_regular_insertion): Handle fully redundant
1913 expressions after PHI-translation also for SSA_NAME values, not
1914 only constants. Correctly use edoubleprime for that.
1916 2008-08-19 Ira Rosen <irar@il.ibm.com>
1918 * tree-vectorizer.c (supportable_widening_operation): Support
1919 multi-step conversion, return the number of steps in such conversion
1920 and the required intermediate types.
1921 (supportable_narrowing_operation): Likewise.
1922 * tree-vectorizer.h (vect_pow2): New function.
1923 (supportable_widening_operation): Change argument types.
1924 (supportable_narrowing_operation): Likewise.
1925 (vectorizable_type_promotion): Add an argument.
1926 (vectorizable_type_demotion): Likewise.
1927 * tree-vect-analyze.c (vect_analyze_operations): Call
1928 vectorizable_type_promotion and vectorizable_type_demotion with
1929 additional argument.
1930 (vect_get_and_check_slp_defs): Detect patterns.
1931 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
1933 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
1934 vect_build_slp_tree with correct arguments. Calculate unrolling factor
1935 according to the smallest type in the loop.
1936 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
1937 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
1938 supportable_widening_operation with correct arguments.
1939 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
1940 operands lists according to the number of vector statements in left
1941 or right node, if exists.
1942 (vect_gen_widened_results_half): Remove unused argument.
1943 (vectorizable_conversion): Call supportable_widening_operation,
1944 supportable_narrowing_operation, and vect_gen_widened_results_half
1945 with correct arguments.
1946 (vectorizable_assignment): Change documentation, support multiple
1948 (vectorizable_operation): Likewise.
1949 (vect_get_loop_based_defs): New function.
1950 (vect_create_vectorized_demotion_stmts): Likewise.
1951 (vectorizable_type_demotion): Support loop-aware SLP and general
1952 multi-step conversion. Call vect_get_loop_based_defs and
1953 vect_create_vectorized_demotion_stmts for transformation.
1954 (vect_create_vectorized_promotion_stmts): New function.
1955 (vectorizable_type_promotion): Support loop-aware SLP and general
1956 multi-step conversion. Call vect_create_vectorized_promotion_stmts
1958 (vectorizable_store): Change documentation, support multiple
1960 (vectorizable_load): Likewise.
1961 (vect_transform_stmt): Pass SLP_NODE to
1962 vectorizable_type_promotion and vectorizable_type_demotion.
1963 (vect_schedule_slp_instance): Move here the calculation of number
1964 of vectorized statements for each node from...
1965 (vect_schedule_slp): ... here.
1966 (vect_transform_loop): Call vect_schedule_slp without the last
1969 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
1972 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
1973 to == in assert statement.
1974 (vectorizable_reduction): Fix typo.
1976 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1979 * value-prof.c (check_counter): Dereference pointer to overall
1980 count when printing it.
1982 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1984 * profile.h: Really add it.
1986 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1988 * mcf.c: Really add it.
1990 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
1991 Vinodha Ramasamy <vinodha@google.com>
1993 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
1995 * value-prof.c (check_counter): Fix the counter if
1996 flag_profile_correction is true.
1997 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1998 tree_mod_subtract_transform):
1999 Follow check_counter parameter change.
2000 * common.opt (fprofile-correction): New option.
2002 * profile.h: Likewise.
2003 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2004 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2005 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2007 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2008 flag_profile_correction is set.
2010 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2012 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2014 2008-08-18 Tomas Bily <tbily@suse.cz>
2016 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2017 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2019 * tree-data-ref.c (split_constant_offset_1): Likewise.
2020 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2021 * tree-sra.c (sra_walk_expr): Likewise.
2022 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2023 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2024 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2025 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2027 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2028 * tree-vect-transform.c (vectorizable_type_demotion)
2029 (vectorizable_type_promotion): Likewise.
2030 * tree-inline.c (expand_call_inline):
2031 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2032 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2033 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2034 * expr.c (expand_expr_real_1): Likewise.
2035 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2036 (gimple_assign_unary_useless_conversion_p): Likewise.
2037 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2038 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2039 * fold-const.c (fold_unary): Likewise.
2040 * tree.h (CONVERT_EXPR_P): Likewise.
2041 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2042 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2044 (register_edge_assert_for_2, extract_range_from_unary_expr)
2045 (register_edge_assert_for_1): Likewise.
2047 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2049 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2050 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2051 (enum real_value_const): Delete.
2052 (get_real_const): Delete.
2053 * real.c (get_real_const): Delete.
2054 (dconst_e_ptr): Define.
2055 (dconst_third_ptr): Define.
2056 (dconst_sqrt2_ptr): Define.
2057 * builtins.c: Update all callers.
2059 2008-08-18 Richard Guenther <rguenther@suse.de>
2061 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2062 statement iterator after statement removal.
2064 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2066 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2067 (detect_processor_freebsd): Likewise.
2068 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2070 2008-08-18 Richard Guenther <rguenther@suse.de>
2072 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2073 and loads have the correct types.
2075 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2078 * c-opts.c (cpp_opts): Remove static.
2079 * c-parser.c (cpp_opts): Declare it extern.
2080 (disable_extension_diagnostics): Handle cpp options.
2081 (enable_extension_diagnostics): Likewise.
2083 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2085 * diagnostics.c (permerror_at): Rename as permerror.
2086 (permerror): Delete.
2087 * toplev.h: Likewise.
2089 2008-08-18 Richard Guenther <rguenther@suse.de>
2091 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2092 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2093 Move call_cdce before build_alias. Move copyrename2,
2094 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2095 right after final inlining.
2096 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2097 (pass_build_cfg): But instead via TODO_dump_func.
2099 2008-08-18 Richard Guenther <rguenther@suse.de>
2101 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2103 (scalarize_init): If we failed to generate some initializers
2104 do not generate zeros for not instantiated members. Instead
2105 rely on the copy out.
2106 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2107 about missing flow-sensitive alias info only if we have
2110 2008-08-17 Nick Clifton <nickc@redhat.com>
2112 * doc/extend.texi (Function Attributes): Fix typo in description
2113 if hot function attribute.
2115 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2116 Richard Sandiford <rdsandiford@googlemail.com>
2118 * doc/install.texi (--with-mips-plt): Document.
2119 * doc/invoke.texi (-mplt, -mno-plt): Document.
2120 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2121 and handle ${with_mips_plt}.
2122 * config/mips/mips.opt (mplt): New option.
2123 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2124 (TARGET_ABICALLS_PIC2): Likewise.
2125 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2126 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2127 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2128 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2129 to decide whether to output ".option picX" directives.
2130 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2131 Pass -call_nonpic rather than -KPIC for -mplt.
2132 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2133 on the command line. Also remove it when -mabi=64 is used without
2135 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2136 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2137 TARGET_ABICALLS_PIC0.
2138 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2140 (mips16_build_function_stub): Only output ".option pic" directives
2141 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2142 (mips16_build_call_stub): Fix comment and remove redundant
2143 ".set at"/"set .noat" directives.
2144 (mips_function_rodata_section): Use the default behaviour for
2145 TARGET_ABSOLUTE_ABICALLS.
2146 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2147 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2148 (mips_restore_gp): Do nothing if the current function doesn't use
2150 (mips_expand_prologue): Only save $gp if the current function uses it.
2151 Use a normal move for TARGET_ABICALLS_PIC0.
2152 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2154 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2156 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2157 of function when handling GLOBAL_POINTER_REGNUM.
2159 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2162 * common.opt (-fstack-check): Do not declare the variable here.
2163 (-fstack-check=): New option variant.
2164 * doc/invoke.texi (Code Gen Options): Document it.
2165 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2166 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2167 (STACK_CHECK_STATIC_BUILTIN): New macro.
2168 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2169 * opts.c: Include expr.h.
2170 (common_handle_option) <OPT_fold_stack_check_>: New case.
2171 <OPT_fstack_check>: Likewise.
2172 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2173 consistently in the test for variable-sized types. Adjust for
2174 new behaviour of flag_stack_check.
2175 * explow.c: Include except.h.
2176 (allocate_dynamic_stack_space): Do not take into account
2177 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2178 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2179 for variable-sized parameters. Treat all parameters whose size is
2180 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2181 stack checking is enabled.
2182 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2183 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2184 if generic stack checking is enabled.
2185 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2186 * reload1.c (reload): Likewise.
2187 * stmt.c (expand_decl): Assert that all automatic variables have
2188 fixed size at this point and remove dead code.
2189 * flags.h (stack_check_type): New enumeration type.
2190 (flag_stack_check): Declare.
2191 * toplev.c (flag_stack_check): New global variable.
2192 * Makefile.in (opts.o): Add dependency on EXPR_H.
2193 (explow.o): Add dependency on except.h.
2195 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2197 * config/avr/avr.c (avr_override_options): Reduce value of
2198 PARAM_INLINE_CALL_COST.
2200 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2202 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2203 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2204 lieu of TYPE_MODE (type) throughout.
2206 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2208 * config/arm/arm.c (add_minipool_backward_ref): Check for
2209 8-byte-aligned entries in second case of forcing insertion after a
2210 particular entry. Change third case to avoid inserting
2211 non-8-byte-aligned entries before 8-byte-aligned ones.
2213 2008-08-15 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2216 strip components for unknown size accesses.
2218 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2220 * config/s390/2097.md New file.
2221 * config/s390/s390.md ("z10prop" attribute): Define none,
2222 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2223 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2224 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2225 possible values and apply them to insns as appropriate.
2226 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2227 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2228 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2229 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2231 ("bfp" mode attribute): Removed. Every occurence replaced
2233 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2234 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2237 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2240 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2243 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2245 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2246 additional argument. Support reduction when duplication is needed due
2247 to data-types of different sizes in the loop.
2248 (get_initial_def_for_induction): Fix printout.
2249 (vect_get_vec_def_for_stmt_copy): Support case where the
2250 vec_stmt_for_operand is a phi node.
2251 (vectorizable_reduction): Support reduction when duplication is needed
2252 due to data-types of different sizes in the loop.
2253 (vectorizable_call): Remove restriction to not vectorize in case we
2254 have data-types of different sizes in the loop.
2255 (vectorizable_conversion): Likewise.
2256 (vectorizable_operation): Likewise.
2257 (vectorizable_type_demotion): Likewise.
2258 (vectorizable_type_promotion): Likewise.
2259 (vectorizable_induction): Add restriction to not vectorize in case
2260 we have data-types of different sizes in the loop.
2262 2008-08-14 Christophe Saout <christophe@saout.de>
2263 Uros Bizjak <ubizjak@gmail.com>
2266 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2267 (*vec_concatv2di_rex64_sse4_1): Ditto.
2268 (*vec_concatv2di_rex64_sse): Ditto.
2270 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2273 * fold-const.c (fold_widened_comparison): Do not allow
2274 sign changes that change the result even if shorter type
2275 is wider than arg1_unw's type.
2277 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2279 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2280 Skip if the multilib testing specifies -march that does not
2281 agree with the one specified in the testcase.
2283 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2285 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2286 zero extend SImode values being converted to TFmode before passing
2289 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2291 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2292 __PPU__ when targeting the Cell/B.E. PPU processor.
2294 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2296 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2297 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2298 Rematerialize the static chain, if any.
2299 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2302 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2304 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2305 (new_loc_descr): Likewise.
2306 (add_loc_descr): Likewise.
2307 (size_of_loc_descr): Likewise.
2308 (size_of_locs): Likewise.
2309 (output_loc_operands): Likewise.
2310 (output_loc_sequence): Likewise.
2311 (new_reg_loc_descr): New.
2312 (build_cfa_loc): Use it.
2313 (build_cfa_aligned_loc): Likewise.
2314 (one_reg_loc_descriptor): Likewise.
2315 (based_loc_descr): Likewise.
2317 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2320 * doc/invoke.texi (Wmain): Update.
2321 * c-decl.c (start_decl): warn_main is only 0 or 1.
2322 (start_function): Likewise. Fix formatting.
2323 (finish_function): Delete redundant warning.
2324 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2325 * c-opts (c_common_handle_option): -Wall only has effect if
2326 warn_main is uninitialized. OPT_Wmain is automatically
2327 handled. -pedantic also enables Wmain.
2328 (c_common_post_options): Handle all logic for Wmain here.
2329 * c-common.c (warn_main): Delete.
2330 (check_main_parameter_types): Make pedwarns conditional on
2332 * c-common.h (warn_main): Delete.
2334 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2337 * expr.c (emit_group_store): Allocate stack temp with the
2338 largest alignment when copying from register to stack.
2340 2008-08-13 Richard Guenther <rguenther@suse.de>
2342 * tree.h (maybe_fold_offset_to_address): Declare.
2343 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2344 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2345 Likewise for POINTER_PLUS_EXPR.
2346 (maybe_fold_offset_to_reference): Enable disabled code.
2347 (maybe_fold_offset_to_address): New function.
2348 (fold_stmt_r): Use it.
2349 (fold_gimple_assign): Likewise.
2350 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2351 (gimplify_expr): Likewise.
2353 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2355 * toplev.h (pedwarn_at): Fix declaration.
2357 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2359 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2360 LINK_SPEC): Use %R in -Y P argument.
2362 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2365 * diagnostic.c (pedwarn_at): New.
2366 * toplev.h (pedwarn_at): Declare.
2367 * c-tree.h (build_enumerator): Update declaration.
2368 * c-decl.c (finish_enum): Update comment.
2369 (build_enumerator): Take a location parameter. Give a pedwarn but do
2370 not perform any conversion.
2371 * c-parser.c (c_parser_enum_specifier): Set correct location for
2374 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2377 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2378 expressions except for conversions to signed:1 bitfields. Handle
2379 COND_EXPR with constant operands.
2381 2008-08-13 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/15255
2384 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2385 (struct oecount_s): New struct and VEC types.
2387 (oecount_hash): New function.
2388 (oecount_eq): Likewise.
2389 (oecount_cmp): Likewise.
2390 (zero_one_operation): New function.
2391 (build_and_add_sum): Likewise.
2392 (undistribute_ops_list): Perform un-distribution of multiplication
2393 and division on the chain of summands.
2394 (should_break_up_subtract): Also break up subtracts for factors.
2395 (reassociate_bb): Delete dead visited statements.
2396 Call undistribute_ops_list. Re-sort and optimize if it did something.
2397 * passes.c (init_optimization_passes): Move DSE before
2399 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2402 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2404 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2406 * doc/invoke.texi: Revert unintended checkin.
2408 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2411 * gcc.c (include_spec_function): Tweak call to find_a_file.
2413 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2416 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2417 and TRUTH_ORIF_EXPR.
2418 * dojump.c (do_jump): Likewise.
2420 PR tree-optimization/37084
2421 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2422 if id->regimplify, don't assume stmt is a cast assignment.
2424 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2426 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2428 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2431 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2434 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2436 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2437 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2439 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2440 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2441 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2442 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2443 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2445 * doc/tm.texi (Storage Layout): Remove documentation for
2446 TARGET_FLOAT_FORMAT.
2448 * simplify-rtx.c (simplify_binary_operation_1): Replace
2449 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2451 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2453 * real.h (struct real_format): New member has_sign_dependent_rounding.
2454 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2455 spu_single_format, ieee_double_format, mips_double_format,
2456 motorola_double_format, ieee_extended_motorola_format,
2457 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2458 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2459 mips_extended_format, ieee_quad_format, mips_quad_format,
2460 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2461 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2463 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2464 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2465 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2466 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2467 (ROUND_TOWARDS_ZERO): Likewise.
2469 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2470 (FLOAT_MODE_FORMAT): New macro.
2471 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2472 (MODE_COMPOSITE_P): ... this new macro.
2473 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2474 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2475 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2477 * flags.h: Include "real.h".
2479 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2480 REAL_MODE_FORMAT_COMPOSITE_P.
2481 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2483 * doc/tm.texi (Storage Layout): Remove documentation of
2484 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2485 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2486 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2487 they only apply to libgcc2.a.
2489 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2491 * config/spu/float_disf.c: New file.
2492 * config/spu/float_unsdisf.c: New file.
2493 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2494 (LIB2FUNCS_EXCLUDE): Define.
2496 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2497 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2499 * real.h (struct real_format): New member round_towards_zero.
2500 * real.c (round_for_format): Respect fmt->round_towards_zero.
2501 (ieee_single_format, mips_single_format, motorola_single_format,
2502 spu_single_format, ieee_double_format, mips_double_format,
2503 motorola_double_format, ieee_extended_motorola_format,
2504 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2505 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2506 mips_extended_format, ieee_quad_format, mips_quad_format,
2507 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2508 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2510 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2511 real_format to choose rounding mode when calling MPFR functions.
2512 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2513 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2515 * real.h (real_to_decimal_for_mode): Add prototype.
2516 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2517 Respect target rounding mode when generating decimal representation.
2518 (real_to_decimal): New stub for backwards compatibility.
2519 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2520 real_to_decimal_for_mode instead of real_to_decimal.
2522 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2524 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2525 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2527 * real.c (spu_single_format): New variable.
2528 * real.h (spu_single_format): Declare.
2530 * config/spu/spu.c (spu_override_options): Install SFmode format.
2531 (spu_split_immediate): Use integer mode to operate on pieces of
2532 floating-point values in all cases.
2534 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2535 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2536 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2538 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2540 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2542 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2544 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2546 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2549 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2550 on the VAR_DECL instead of TYPE_READONLY on its type.
2552 2008-08-12 Ira Rosen <irar@il.ibm.com>
2554 * tree-vectorizer.c: Depend on langhooks.h.
2555 (supportable_widening_operation): Add two arguments. Support double
2557 (supportable_narrowing_operation): Likewise.
2558 * tree-vectorizer.h (supportable_widening_operation): Add two
2560 (supportable_narrowing_operation): Likewise.
2561 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2562 supportable_widening_operation with correct arguments.
2563 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2564 (vectorizable_type_demotion): Support double type conversions.
2565 (vectorizable_type_promotion): Likewise.
2566 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2568 2008-08-11 Michael Matz <matz@suse.de>
2570 * i386/i386.c (override_options): Move initialisation from
2571 flag_schedule_insns_after_reload to here from ...
2572 (optimization_options): ... here.
2574 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2576 PR rtl-optimization/36998
2577 * dwarf2out.c (compute_barrier_args_size_1,
2578 compute_barrier_args_size): Temporarily remove assertions.
2580 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2583 * tree-ssa.c (struct walk_data): Add new flag
2584 warn_possibly_uninitialized.
2585 (warn_uninitialized_var): Use it.
2586 (warn_uninitialized_vars): New.
2587 (execute_early_warn_uninitialized): Call it.
2588 (execute_late_warn_uninitialized): Likewise.
2590 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2593 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2596 2008-08-09 Jan Hubicka <jh@suse.cz>
2599 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2601 (expand_fix): Be prepared for expansion to fail.
2602 (expand_sfix_optab): Remove instructions if expansion failed.
2604 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2606 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2608 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2609 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2611 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2613 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2614 mips/t-libgcc-mips16 to tmake_file.
2615 * config/mips/mips-protos.h (mips_call_type): New enum.
2616 (mips_pic_base_register, mips_got_load): Declare.
2617 (mips_restore_gp): Take an rtx argument.
2618 (mips_use_pic_fn_addr_reg_p): Declare.
2619 (mips_expand_call): Replace the sibcall_p argument with
2620 a mips_call_type argument. Add a lazy_p parameter.
2621 (mips_split_call): Declare.
2622 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2623 (MIPS16_PIC_TEMP): Likewise.
2624 (reg_class): Delete M16_NA_REGS.
2625 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2626 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2627 (mips_split_hi_p): Declare.
2628 * config/mips/mips.c (mips_split_hi_p): New array.
2629 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2630 (mips_got_symbol_type_p): New function.
2631 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2632 (mips16_stub_function_p): New function.
2633 (mips16_local_function_p): Likewise.
2634 (mips_use_pic_fn_addr_reg_p): Likewise.
2635 (mips_cannot_force_const_mem): Return false for HIGHs.
2636 Extend CONST_INT and symbolic handling to MIPS16, using
2637 mips_symbol_insns to check that the base symbol type is a
2638 legitimate constant. Reject GOT-based constants if
2639 TARGET_MIPS16_PCREL_LOADS.
2640 (mips_const_insns): Check targetm.cannot_force_const_mem when
2641 decomposing a symbolic base and a large offset.
2642 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2643 When calling a function that needs $25 from MIPS16 code,
2644 move the target address into $25 separately and add a USE
2646 (mips16_gp_pseudo_reg): Insert the initializer immediately
2647 before the first real insn.
2648 (mips_pic_base_register, mips_got_load): New functions.
2649 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2650 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2651 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2652 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2653 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2654 also passing NULL_RTX rather than const0_rtx as the aux argument.
2655 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2656 instead of TARGET_EXPLICIT_RELOCS.
2657 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2658 (mips_load_call_address): Replace the sibcall_p argument with
2659 a mips_call_type argument. Use mips_got_load.
2660 (mips16_local_alias): New structure.
2661 (mips16_local_aliases): New variable.
2662 (mips16_local_aliases_hash): New function.
2663 (mips16_local_aliases_eq): Likewise.
2664 (mips16_local_alias): Likewise.
2665 (mips16_stub_function): Likewise.
2666 (mips16_build_function_stub): Create a local alias for the target
2667 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2668 .cpload directive and an R_MIPS_NONE relocation for the target
2669 function, then load the alias rather than the function itself.
2670 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2671 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2672 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2673 (mips16_build_call_stub): Replace the FN parameter with an
2674 FN_PTR parameter. Force the address into a register if it
2675 isn't a call_insn_operand; don't rely on the caller to do this.
2676 If a call to a locally-defined and locally-binding MIPS16
2677 function must be made indirectly, redirect the call to the
2678 function's local alias. Use mips16_stub_function_p,
2679 mips16_stub_function, mips_expand_call and use_reg.
2680 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2681 Use explicit %hi and %lo accesses where possible.
2682 Use MIPS_CALL to generate the correct code form of a
2683 jal instruction. Add clobbers of $18 instead of uses.
2684 Update the call to mips_emit_call_insn.
2685 (mips_expand_call): Replace the SIBCALL_P argument with a
2686 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2687 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2688 allowing it to modify the call address. Update the calls to
2689 mips_load_call_address and mips_emit_call_insn.
2690 (mips_split_call): New function.
2691 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2692 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2693 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2694 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2695 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2697 (mips_cprestore_slot): New function.
2698 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2699 and use mips_cprestore_slot.
2700 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2702 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2703 then use a copygp_mips16 instruction to set up $28.
2704 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2705 (mips16_lay_out_constants): Call split_all_insns_noflow.
2706 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2707 false if TARGET_MIPS16.
2708 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2709 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2710 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2711 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2712 MIPS16 code. Allow MIPS16 o32 PIC.
2713 (mips_override_options): Allow MIPS16 o32 PIC.
2714 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2715 after reload if TARGET_USE_GOT.
2716 (UNSPEC_COPYGP): New constant.
2717 (length): Use a default length of 8 for MIPS16 GOT loads.
2718 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2719 (*got_page<mode>): Check mips_split_hi_p.
2720 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2721 (unspec_got<mode>, unspec_call<mode>): New expanders.
2722 (load_got<mode>, load_call<mode>): Remove the length attributes.
2723 Use a got attribute instead of a type attribute.
2724 (copygp_mips16): New insn.
2725 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2726 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2727 (sibcall, sibcall_value, call, call_value): Update the calls
2728 to mips_expand_call.
2729 (call_internal, call_value_internal): Use mips_split_call.
2730 (call_value_multiple_internal): Likewise.
2731 (call_split): Move after call_internal (the insn it is split from).
2732 (call_internal_direct, call_value_internal_direct): Turn into
2733 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2734 (call_direct_split, call_value_direct_split): New patterns.
2735 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2736 and use M16_REGS instead of M16_NA_REGS.
2737 * config/mips/predicates.md (const_call_insn_operand): Replace
2738 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2739 mips_use_pic_fn_addr_reg_p check.
2740 (move_operand): Reject HIGHs if mips_split_hi_p.
2741 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2742 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2743 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2744 * config/mips/libgcc-mips16.ver: New file.
2745 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2746 $(srcdir)/config/mips/libgcc-mips16.ver.
2748 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2750 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2751 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2752 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2753 (mips16_cfun_returns_in_fpr_p): Likewise.
2755 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2757 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2758 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2759 rather than 4 to PC.
2761 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2763 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2764 (FUNCTION_PROFILER): Save the static chain pointer into $2
2765 beforehand and restore it aftewards.
2766 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2767 address directly into $25 and call the function through $25;
2768 do not clobber $3. Pad the DImode version to cover the space
2769 left by the deleted $25 <- $3 move.
2770 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2771 the removal of the $25 <- $3 move.
2772 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2773 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2775 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2776 Daniel Jacobowitz <dan@codesourcery.com>
2778 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2779 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2780 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2781 * config/mips/mips.c (mips_start_function_definition): New function.
2782 (mips_end_function_definition): Likewise.
2783 (mips_output_function_prologue): Use mips_start_function_definition.
2784 (mips_output_function_epilogue): Use mips_end_function_definition.
2785 (build_mips16_function_stub): Use mips_start_function_definition
2786 and mips_end_function_definition.
2787 (build_mips16_call_stub): Likewise.
2789 2008-08-09 Richard Guenther <rguenther@suse.de>
2791 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2792 * gimple.h (gimple_call_fn): Adjust comment.
2793 (gimple_call_set_fndecl): New function.
2794 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2795 longer having bare FUNCTION_DECL operand.
2796 (gimple_call_return_type): Likewise.
2797 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2799 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2800 (gimple_mod_pow2): Likewise.
2801 (gimple_mod_subtract): Likewise.
2802 (gimple_ic): Likewise.
2803 (gimple_stringop_fixed_value): Likewise.
2804 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2805 longer having bare FUNCTION_DECL operand.
2806 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2807 * omp-low.c (optimize_omp_library_calls): Likewise.
2808 * cgraphunit.c (update_call_expr): Likewise.
2809 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2810 (execute_convert_to_rsqrt): Likewise.
2811 * cfgexpand.c (gimple_to_tree): Simplify.
2812 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2813 bare FUNCTION_DECL operand.
2814 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2815 (convert_gimple_call): Use gimple_call_fndecl.
2816 * c-common.c (c_warn_unused_result): Likewise.
2818 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2821 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2822 (c_finish_return): Likewise.
2823 (c_start_case): Likewise.
2824 * c-common.c (warn_for_collisions_1): Use explicit location in
2826 * c-parser.c (c_parser_condition): New. Call
2827 verify_sequence_points.
2828 (c_parser_paren_condition): Call c_parser_condition.
2829 (c_parser_for_statement): Call c_parser_condition.
2831 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2834 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2835 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2836 Moved from diagnostic.h
2837 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
2839 (emit_diagnostic): New.
2840 (warning0, pedwarn0): Delete.
2841 (warning, warning_at, pedwarn, permerror): Return bool.
2842 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
2843 Moved to diagnostic.c.
2844 (struct diagnostic_context): Use correct type for
2845 classify_diagnostic.
2846 (diagnostic_report_diagnostic): Update declaration.
2847 (emit_diagnostic): Declare.
2848 * errors.c (warning): Return bool.
2849 * errors.h (warning): Update declaration.
2850 * toplev.h (warning0, pedwarn0): Delete.
2851 (warning, warning_at, pedwarn, permerror): Return bool.
2852 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
2853 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
2854 inform. Update all calls.
2855 (diagnose_mismatched_decls): Check return value of warning/pedwarn
2856 before giving informative note.
2857 (implicit_decl_warning): Likewise.
2858 * c-typeck.c (build_function_call): Likewise.
2859 * tree-sssa.c (warn_uninit): Likewise.
2860 * builtins.c (gimplify_va_arg_expr): Likewise.
2862 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2865 * doc/invoke.texi (-Wextra): Move warning from here...
2866 (-Wuninitialized): ... to here.
2868 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2871 * flags.h (set_Wunused): Delete
2872 * toplev.c (process_options): Handle Wunused flags here.
2873 * opts.c (maybe_warn_unused_parameter): Delete.
2874 (common_handle_option): Replace set_Wunused by warn_unused.
2875 (set_Wextra): Do not handle Wunused-parameter here.
2876 (set_Wunused): Delete.
2877 * c-opts.c (c_common_handle_option): Replace set_Wunused by
2879 * common.opt (Wunused): Add Var and Init.
2880 (Wunused-function): Likewise.
2881 (Wunused-label): Likewise.
2882 (Wunused-parameter): Likewise.
2883 (Wunused-value): Likewise.
2884 (Wunused-variable): Likewise.
2886 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
2888 * doc/invoke.texi: Add cpu_type power7.
2889 * config.in (HAVE_AS_VSX): New.
2890 * config.gcc: Add cpu_type power7.
2891 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
2893 * configure: Regenerate.
2894 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
2896 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
2897 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
2898 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
2900 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
2902 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
2903 type to vectorize.builtin_conversion.
2904 (vectorizable_conversion): Likewise.
2905 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
2906 integral type as input.
2907 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
2909 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
2910 and ALTIVEC_BUILTIN_VCTSXS.
2911 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
2914 2008-08-08 Richard Guenther <rguenther@suse.de>
2916 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
2917 (surely_varying_stmt_p): Calls are varying only if they are
2918 non-builtin and not indirect or have no result.
2919 (ccp_fold): Re-instantiate code before the tuples merge.
2921 2008-08-08 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/37056
2924 * gimple.h (gimple_assign_rhs_class): New helper function.
2925 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
2926 unary operations properly.
2928 2008-08-07 Jan Hubicka <jh@suse.cz>
2930 * i386.h (ix86_size_cost): Declare.
2931 (ix86_cur_cost): New function macro.
2932 * i386.md (peepholes expanding size and splitters): Predicate by
2933 optimize_insn_for_speed_p.
2934 (peepholes reduce size and splitters): Predicate by
2935 optimize_insn_for_size_p.
2936 * i386.c (ix86_size_cost): Rename from ...
2937 (size_cost): This one.
2938 (override_options): Update.
2939 (decide_alg): Likewise.
2940 (ix86_expand_clear): Use RTL profile.
2941 (ix86_pad_returns): Use RTL profile.
2943 2008-08-07 Jan Hubicka <jh@suse.cz>
2945 * recog.c (split_all_insns): Set RTL profile
2946 (peephole2_optimize): Likewise.
2947 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2948 * combine.c (combine_instructions): Likewise.
2950 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2952 * c-common.c (c_common_reswords): Also warn about keyword "bool".
2954 2008-08-07 Bob Wilson <bob.wilson@acm.org>
2956 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
2957 value in a6 after the set_frame_ptr insn.
2959 2008-08-07 Richard Henderson <rth@redhat.com>
2962 * gcc.c (cpp_options): Pass along -g*.
2964 2008-08-07 Joseph Myers <joseph@codesourcery.com>
2966 * config/arm/arm.c (output_move_neon): Update comment describing
2967 big-endian vector layout.
2968 (arm_assemble_integer): Do not handle big-endian NEON vectors
2970 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
2971 neon_vget_lane<mode>_sext_internal,
2972 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
2973 element indices for big-endian.
2975 2008-08-07 Richard Henderson <rth@redhat.com>
2977 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
2978 * configure, config.in: Rebuild.
2979 * debug.h (dwarf2out_do_cfi_asm): Declare.
2980 * c-cppbuiltin.c (c_cpp_builtins): Use it.
2981 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
2982 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
2983 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
2985 2008-08-07 Joseph Myers <joseph@codesourcery.com>
2987 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2988 movv2si_internal): Combine into mov<mode>_internal.
2989 (movv2si_internal_2): Remove.
2991 2008-08-07 Jan Hubicka <jh@suse.cz>
2994 * i386.md (single stringop patterns): Enable unconditionally.
2996 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
2999 * config/i386/emmintrin.h (_mm_move_epi64): Use
3000 __builtin_ia32_movq128.
3002 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3003 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3005 * config/i386/sse.md (sse2_movq128): New.
3007 * doc/extend.texi: Document __builtin_ia32_movq128.
3009 2008-08-07 Richard Guenther <rguenther@suse.de>
3012 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3013 pointers can access anything.
3015 2008-08-06 Jan Hubicka <jh@suse.cz>
3017 * optabs.c (emit_unop_insn): Break out to ...
3018 (maybe_emit_unop_insn): ... this one.
3019 (expand_sfix_optab): Use maybe variant.
3020 * optabs.h (maybe_emit_unop_insn): Declare.
3022 * i386.md (mov0 patterns): Enable by default.
3023 (FP conversion expanders): Disable expansion of code expanding
3024 sequences when instruction should be optimized for size.
3025 (single strinop patterns): Enable when optimizing for size.
3026 (string expanders): Disable expanding of code expanding sequences
3027 when optimizning instruction for size.
3028 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3030 (ix86_fp_comparison_sahf_cost): Likewise.
3031 (ix86_expand_branch): Likewise.
3032 (ix86_expand_ashl_const): Likewise.
3033 (ix86_split_ashl): Likewise.
3034 (ix86_expand_strlen): Likewise.
3035 (ix86_emit_fp_unordered_jump): Likewie.
3037 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3039 * c-common.c: Fix typo.
3040 (c_common_reswords): Activate more C++ keyword warnings.
3042 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3044 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3047 * diagnostic.c (permerror_at): New.
3048 * toplev.h (permerror_at): Declare.
3050 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3051 Ira Rosen <irar@il.ibm.com>
3053 * tree-vect-transform.c (vect_model_simple_cost): Return
3054 immediately if stmt is pure SLP.
3055 (vect_model_store_cost): Ditto.
3056 (vect_model_load_cost): Ditto.
3057 (vectorizable_store): Remove PURE_SLP check before call
3058 to vect_model_store_cost.
3059 (vect_model_store_cost): When checking whether stmt describe
3060 strided access, add a check that it is not slp_node.
3062 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3065 * c-common.c (warn_for_sign_compare): New. Handle separately the
3066 case that 'constant' is zero.
3067 * c-typeck.c (build_binary_op): Move code to c-common.c
3069 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3071 * config/alpha/alpha.c (alpha_preferred_reload_class,
3072 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3073 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3074 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3075 * config/arm/arm.md: Likewise.
3076 * config/avr/avr-protos.h (preferred_reload_class,
3077 test_hard_reg_class, avr_simplify_comparison_p,
3078 out_shift_with_cnt, class_max_nregs): Likewise.
3079 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3080 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3081 preferred_reload_class, test_hard_reg_class): Likewise.
3082 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3083 bfin_memory_move_cost, bfin_secondary_reload,
3084 bfin_output_mi_thunk): Likewise.
3085 * config/crx/crx.c (crx_secondary_reload_class,
3086 crx_memory_move_cost): Likewise.
3087 * config/frv/frv-protos.h (frv_secondary_reload_class,
3088 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3089 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3090 frv_secondary_reload_class, frv_class_likely_spilled_p,
3091 frv_class_max_nregs): Likewise.
3092 * config/h8300/h8300.c (h8300_classify_operand,
3093 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3095 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3096 * config/ia64/ia64.c (ia64_preferred_reload_class,
3097 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3098 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3099 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3101 * config/m68hc11/m68hc11.c (preferred_reload_class,
3102 m68hc11_memory_move_cost): Likewise.
3103 * config/mcore/mcore.c (mcore_secondary_reload_class,
3104 mcore_reload_class): Likewise.
3105 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3106 mips_class_max_nregs, mips_cannot_change_mode_class,
3107 mips_preferred_reload_class, mips_secondary_reload_class,
3108 mips_output_mi_thunk): Likewise.
3109 * config/mmix/mmix.c (mmix_preferred_reload_class,
3110 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3112 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3114 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3115 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3116 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3117 * config/rs6000/rs6000.c (paired_expand_vector_init,
3118 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3119 compare_section_name, rs6000_memory_move_cost): Likewise.
3120 * config/s390/s390.c (s390_emit_compare_and_swap,
3121 s390_preferred_reload_class, s390_secondary_reload,
3122 legitimize_pic_address, legitimize_tls_address,
3123 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3124 s390_class_max_nregs): Likewise.
3125 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3126 * config/s390/s390.md: Likewise.
3127 * config/score/score-protos.h (score_secondary_reload_class,
3128 score_preferred_reload_class): Likewise.
3129 * config/score/score.c (score_preferred_reload_class,
3130 score_secondary_reload_class): Likewise.
3131 * config/score/score3.c (score3_output_mi_thunk,
3132 score3_preferred_reload_class, score3_secondary_reload_class,
3133 score3_hard_regno_mode_ok): Likewise.
3134 * config/score/score3.h (score3_preferred_reload_class,
3135 score3_secondary_reload_class): Likewise.
3136 * config/score/score7.c (score7_output_mi_thunk,
3137 score7_preferred_reload_class, score7_secondary_reload_class,
3138 score7_hard_regno_mode_ok): Likewise.
3139 * config/score/score7.h (score7_preferred_reload_class,
3140 score7_secondary_reload_class): Likewise.
3141 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3142 output_branchy_insn, add_constant, gen_block_redirect,
3143 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3144 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3146 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3147 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3148 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3149 xstormy16_preferred_reload_class): Likewise.
3150 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3151 xtensa_expand_atomic, override_options,
3152 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3154 * reorg.c (try_merge_delay_insns): Likewise.
3155 * tree.c (merge_dllimport_decl_attributes): Likewise.
3157 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3159 2008-08-06 Michael Matz <matz@suse.de>
3161 * Makefile.in (write_entries_to_file): Quote words.
3162 * gengtype.c: (read_input_line): Skip over leading white-space.
3164 2008-08-06 Marc Gauthier <marc@tensilica.com>
3166 * config.gcc: Match more processor names for Xtensa.
3167 * configure.ac: Likewise.
3168 * doc/install.texi (Specific): Likewise.
3169 * configure: Regenerate.
3171 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3173 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3174 * calls.c (avoid_likely_spilled_reg): Likewise.
3175 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3176 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3177 * config/i386/i386.c (ix86_expand_special_args_builtin,
3178 ix86_secondary_reload): Likewise.
3179 * except.c (struct eh_region, gen_eh_region_catch,
3180 remove_unreachable_regions, duplicate_eh_regions,
3181 assign_filter_values, build_post_landing_pads,
3182 sjlj_find_directly_reachable_regions, remove_eh_handler,
3183 reachable_next_level, foreach_reachable_handler,
3184 can_throw_internal_1, can_throw_external_1,
3185 collect_one_action_chain): Likewise.
3186 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3187 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3188 * function.c (update_temp_slot_address, instantiate_new_reg,
3189 instantiate_virtual_regs_in_rtx,
3190 instantiate_virtual_regs_in_insn): Likewise.
3191 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3192 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3193 gimplify_cleanup_point_expr): Likewise.
3194 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3195 * passes.c (next_pass_1): Likewise.
3196 * print-tree.c (print_node_brief, print_node): Likewise.
3197 * profile.c (branch_prob): Likewise.
3198 * tree-dump.c (dump_register): Likewise.
3199 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3201 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3202 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3203 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3204 copy_arguments_for_versioning, copy_static_chain): Likewise.
3205 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3206 add_new_name_mapping, register_new_name_mapping): Likewise.
3207 * tree-mudflap.c (mf_xform_derefs): Likewise.
3208 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3209 get_init_expr, combine_chains): Likewise.
3210 * tree-pretty-print.c (dump_generic_node): Likewise.
3211 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3212 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3213 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3214 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3216 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3219 * calls.c (expand_call): Use the biggest preferred stack
3222 2008-08-06 Michael Matz <matz@suse.de>
3225 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3226 for reused reload, instead of overwriting them.
3228 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3231 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3232 for incoming stack boundary.
3234 * function.c (assign_parm_find_entry_rtl): Update
3235 parm_stack_boundary.
3237 * function.h (rtl_data): Add parm_stack_boundary.
3239 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3240 parm_stack_boundary for incoming stack boundary.
3242 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3244 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3245 for unrepresentable subregs or treat them as equal to other regs
3246 or subregs with the same register number.
3248 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3251 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3254 2008-08-06 Jan Hubicka <jh@suse.cz>
3256 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3257 frequencies might be hot.
3259 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3261 * reload.c (find_reloads): Force constants into literal pool
3262 also if they are wrapped in a SUBREG.
3264 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3267 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3268 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3269 Don't allow predicated instructions for data speculation.
3270 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3273 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3275 * haifa-sched.c (extend_global): Split to extend_global_data and
3276 extend_region_data. Update all uses.
3277 (extend_all): Rename to extend_block_data.
3279 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3281 * sched-rgn.c (new_ready): Check if instruction can be
3282 speculatively scheduled before attempting speculation.
3283 (debug_rgn_dependencies): Remove wrongful assert.
3285 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3287 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3289 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3291 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3292 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3293 va_size, and type_size.
3295 2008-08-04 Jason Merrill <jason@redhat.com>
3298 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3299 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3301 2008-08-05 Richard Henderson <rth@redhat.com>
3303 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3304 * configure: Rebuild.
3306 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3310 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3313 2008-08-05 Richard Henderson <rth@redhat.com>
3315 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3316 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3317 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3318 * common.opt (fdwarf2-cfi-asm): New.
3319 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3320 * config.in, configure: Rebuild.
3321 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3322 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3323 (dw2_force_const_mem): Externalize.
3324 * dwarf2asm.h: Update.
3325 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3326 generate a real label.
3327 (output_cfi_directive): New.
3328 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3329 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3330 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3332 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3333 (output_loc_operands_raw, output_loc_sequence_raw): New.
3334 (output_cfa_loc_raw): New.
3336 2008-08-05 Paul Brook <paul@codesourcery.com>
3338 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3339 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3340 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3341 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3342 * config/arm/arm.h (TARGET_VFPD32): Define.
3343 (TARGET_VFP3): Use TARGET_VFPD32.
3344 (fputype): Add FPUTYPE_VFP3D16.
3345 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3346 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3347 * config/arm/arm-cores.def: Add cortex-r4f.
3348 * config/arm/arm-tune.md: Regenerate.
3350 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3352 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3353 Reword some comments throughout the file.
3355 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3356 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3357 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3358 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3360 (MFC_START_ENABLE): Remove PPU-only define.
3361 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3362 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3364 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3365 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3366 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3367 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3368 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3369 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3370 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3372 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3373 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3374 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3375 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3377 (spu_read_machine_status): Fix typo.
3379 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3381 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3382 SUBREG of multi-word hard register.
3383 * config/spu/spu.c (valid_subreg): Likewise.
3384 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3386 2008-08-04 Richard Guenther <rguenther@suse.de>
3388 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3389 the candidate with the stripped base if that base is different
3390 from the original base even for offset zero.
3392 2008-08-04 Richard Guenther <rguenther@suse.de>
3395 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3396 check for no_overflow.
3398 2008-08-04 Richard Guenther <rguenther@suse.de>
3400 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3402 2008-08-04 Paul Brook <paul@codesourcery.com>
3404 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3405 (arm_order_regs_for_local_alloc): New function.
3406 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3408 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3410 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3413 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3414 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3415 (ix86_expand_epilogue): Likewise.
3417 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3419 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3422 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3425 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3426 (*movv2sf_internal_rex64): Ditto.
3428 2008-08-03 Jan Hubicka <jh@suse.cz>
3430 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3431 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3432 * expmed.c (expand_smod_pow2): Likewise.
3434 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3438 alternative 0 of operand 1.
3439 (*vec_concatv2di_rex64_sse): Ditto.
3440 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3442 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3443 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3444 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3445 (*movv2sf_internal_rex64): Ditto.
3447 2008-08-02 Richard Guenther <rguenther@suse.de>
3450 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3451 (ssedoublesizemode): New mode attribute.
3452 (sse_shufps): Call gen_sse_shufps_v4sf.
3453 (sse_shufps_1): Macroize.
3454 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3455 (sse2_shufpd_1): Macroize.
3456 (vec_extract_odd, vec_extract_even): New expanders.
3457 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3458 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3459 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3460 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3461 (ix86_expand_vector_set): Likewise.
3462 (ix86_expand_reduc_v4sf): Likewise.
3464 2008-08-01 Doug Kwan <dougkwan@google.com>
3466 * matrix-reorg.c: Re-enable all code.
3467 (struct malloc_call_data): Change CALL_STMT to gimple type.
3468 (collect_data_for_malloc_call): Tuplify.
3469 (struct access_site_info): Change STMT to gimple type.
3470 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3471 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3472 (struct free_info): Change STMT to gimple type.
3473 (struct matrix_access_phi_node): Change PHI to gimple type.
3474 (get_inner_of_cast_expr): Remove.
3475 (may_flatten_matrices_1): Tuplify.
3476 (may_flatten_matrices): Ditto.
3477 (mark_min_matrix_escape_level): Ditto.
3478 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3479 (ssa_accessed_in_call_rhs): New
3480 (ssa_accessed_in_assign_rhs): New
3481 (record_access_alloc_site_info): Tuplify.
3482 (add_allocation_site): Ditto.
3483 (analyze_matrix_allocation_site): Ditto.
3484 (analyze_transpose): Ditto.
3485 (get_index_from_offset): Ditto.
3486 (update_type_size): Ditto.
3487 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3488 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3489 (analyze_accesses_for_phi_node): Tuplify.
3490 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3491 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3492 (analyze_matrix_accesses): Tuplify.
3493 (check_var_data): New call-back type for check_var_notmodified_p.
3494 (check_var_notmodified_p): Tuplify and use call-back struct to
3495 return statement found.
3496 (can_calculate_expr_before_stmt): Factor out statement related code
3498 (can_calculate_stmt_before_stmt): New.
3499 (check_allocation_function): Tuplify.
3500 (find_sites_in_func): Ditto.
3501 (record_all_accesses_in_func): Ditto.
3502 (transform_access_sites): Ditto.
3503 (transform_allocation_sites): Ditto.
3504 (matrix_reorg): Re-enable.
3505 (gate_matrix_reorg): Re-enable.
3507 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3509 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3510 for labels for which it hasn't been set yet. If it has been set,
3511 stop walking insns and continue with next worklist item.
3512 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3513 if the only BARRIER is at the very end of a function.
3515 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3517 * cfgexpand.c (expand_stack_alignment): Assert that
3518 stack_realign_drap and drap_rtx must match.
3520 * function.c (instantiate_new_reg): If DRAP is used to realign
3521 stack, replace virtual_incoming_args_rtx with internal arg
3524 2008-08-01 Richard Guenther <rguenther@suse.de>
3526 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3527 loop information only if we initialized it.
3528 (execute_pre): Call fini_pre with in_fre.
3529 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3530 if we do not unroll because we hit max-completely-peeled-insns.
3531 Use our estimation for consistency, do allow shrinking.
3533 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3535 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3536 with MIN_STACK_BOUNDARY.
3537 (ix86_update_stack_boundary): Likewise.
3538 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3541 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3542 (MIN_STACK_BOUNDARY): This.
3544 2008-08-01 Richard Guenther <rguenther@suse.de>
3547 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3549 2008-08-01 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/36988
3552 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3553 do not matter if that doesn't change volatile qualification.
3555 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3557 * configure.ac: Do not generate libada-mk. Do not subst
3559 * libada-mk.in: Remove.
3560 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3561 * configure: Regenerate.
3563 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3565 * tree-pass.h: Added comment about not dumping passes with name
3566 starting with star in struct opt_pass.
3567 * passes.c (register_dump_files_1): Don't do dump for a pass with
3568 name starting with star.
3569 * doc/passes.texi (Pass manager): Mention pass names and special
3570 meaning of star prefix to avoid dump.
3572 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3574 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3576 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3577 (ISA_MIPS64R2): New macro.
3578 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3579 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3580 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3581 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3582 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3583 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3584 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3585 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3586 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3587 Move up to keep list alphabetically sorted.
3588 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3589 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3591 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3592 (-march=@var{arch}): Add mips64r2.
3594 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3596 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3598 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3600 * expr.c (expand_assignment): Check for complete type.
3602 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3605 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3607 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3608 for stack alignment.
3610 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3612 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3614 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3615 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3617 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3619 PR rtl-optimization/36419
3620 * dwarf2out.c (barrier_args_size): New variable.
3621 (compute_barrier_args_size, compute_barrier_args_size_1): New
3623 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3624 if not called yet in the current function, use barrier_args_size
3625 array to find the new args_size value.
3626 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3628 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3631 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3634 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3637 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3638 (dwarf2out_stack_adjust): Use it.
3639 (dwarf2out_frame_debug_expr): Likewise.
3641 2008-07-31 Richard Guenther <rguenther@suse.de>
3643 PR tree-optimization/36978
3644 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3645 the generated condition.
3647 2008-07-31 Richard Guenther <rguenther@suse.de>
3649 * passes.c (init_optimization_passes): Always call
3650 pass_early_warn_uninitialized.
3651 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3652 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3653 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3655 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3658 * builtins.c (maybe_emit_free_warning): New function.
3659 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3660 maybe_emit_free_warning for BUILT_IN_FREE.
3663 * dwarf2out.c (get_context_die): New function.
3664 (force_decl_die, force_type_die): Use it.
3665 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3666 returns NULL, force generation of DW_TAG_typedef and put that into
3669 PR preprocessor/36649
3670 * c-pch.c (c_common_read_pch): Save and restore
3671 line_table->trace_includes across PCH restore.
3673 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3676 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3678 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3681 * final.c (call_from_call_insn): Handle COND_EXEC.
3683 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3685 * builtins.c (std_gimplify_va_arg_expr): Replace
3686 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3687 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3689 2008-07-30 Joey Ye <joey.ye@intel.com>
3690 H.J. Lu <hongjiu.lu@intel.com>
3692 * builtins.c (expand_builtin_setjmp_receiver): Replace
3693 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3694 (expand_builtin_apply_args_1): Likewise.
3695 (expand_builtin_longjmp): Need DRAP for stack alignment.
3696 (expand_builtin_apply): Likewise.
3698 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3699 instead of assign_stack_local to allow alignment reduction.
3701 * calls.c (emit_call_1): Need DRAP for stack alignment if
3703 (expand_call): Replace virtual_incoming_args_rtx with
3704 crtl->args.internal_arg_pointer.
3705 * stmt.c (expand_nl_goto_receiver): Likewise.
3707 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3708 alignment and store to stack_alignment_estimated and
3709 max_used_stack_slot_alignment.
3710 (expand_one_var): Likewise.
3711 (expand_stack_alignment): New function.
3712 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3713 and stack_alignment_estimated fields in rtl_data. Call
3714 expand_stack_alignment at end.
3716 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3717 (MAX_STACK_ALIGNMENT): Likewise.
3718 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3719 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3721 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3722 stack alignment when generating virtual registers.
3724 * function.c (assign_stack_local): Renamed to ...
3725 (assign_stack_local_1): This. Add a parameter to indicate
3726 if it is OK to reduce alignment.
3727 (assign_stack_local): Use it.
3728 (instantiate_new_reg): Instantiate virtual incoming args rtx
3729 to vDRAP if stack realignment and DRAP is needed.
3730 (assign_parms): Collect parameter/return type alignment and
3731 contribute to stack_alignment_estimated.
3732 (locate_and_pad_parm): Likewise.
3733 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3734 with crtl->args.internal_arg_pointer.
3736 * function.h (rtl_data): Add new field drap_reg,
3737 max_used_stack_slot_alignment, stack_alignment_estimated,
3738 stack_realign_needed, need_drap, stack_realign_processed and
3739 stack_realign_finalized.
3740 (stack_realign_fp): New macro.
3741 (stack_realign_drap): Likewise.
3743 * global.c (compute_regsets): Frame pointer is needed when
3744 stack is realigned. Can eliminate frame pointer when stack is
3745 realigned and dynamic realigned argument pointer isn't used.
3747 * reload1.c (update_eliminables): Frame pointer is needed
3748 when stack is realigned.
3749 (init_elim_table): Can eliminate frame pointer when stack is
3750 realigned and dynamic realigned argument pointer isn't used.
3752 * rtl.h (assign_stack_local_1): Declare new funtion.
3754 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3755 (TARGET_GET_DRAP_RTX): Likewise.
3756 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3757 TARGET_GET_DRAP_RTX.
3759 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3761 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3762 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3764 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3765 H.J. Lu <hongjiu.lu@intel.com>
3767 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3768 vdrap_reg, stack_realign and drap_reg_saved.
3769 (add_cfi): Don't allow redefining CFA when DRAP is used.
3770 (reg_save): Handle stack alignment.
3771 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3772 alignment. Don't generate DWARF information for (set fp sp)
3774 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3776 (int_loc_descriptor): Move prototype forward. Also define if
3777 DWARF2_UNWIND_INFO is true.
3778 (output_cfa_loc): Handle DW_CFA_expression.
3779 (build_cfa_aligned_loc): New.
3780 (based_loc_descr): Update assert for stack realign. For local
3781 variables, use sp+offset when stack is aligned without drap and
3782 fp+offset when stack is aligned with drap. For arguments, use
3783 cfa+offset when drap is used to align stack.
3785 2008-07-30 Joey Ye <joey.ye@intel.com>
3786 H.J. Lu <hongjiu.lu@intel.com>
3788 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3790 (ix86_gen_andsp): New.
3791 (ix86_user_incoming_stack_boundary): Likewise.
3792 (ix86_default_incoming_stack_boundary): Likewise.
3793 (ix86_incoming_stack_boundary): Likewise.
3794 (ix86_can_eliminate): Likewise.
3795 (find_drap_reg): Likewise.
3796 (ix86_update_stack_boundary): Likewise.
3797 (ix86_get_drap_rtx): Likewise.
3798 (ix86_finalize_stack_realign_flags): Likewise.
3799 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3800 (TARGET_GET_DRAP_RTX): Likewise.
3801 (override_options): Overide option value for new options.
3802 (ix86_function_ok_for_sibcall): Remove check for
3803 force_align_arg_pointer.
3804 (ix86_handle_cconv_attribute): Likewise.
3805 (ix86_function_regparm): Likewise.
3806 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3807 (ix86_va_start): Replace virtual_incoming_args_rtx with
3808 crtl->args.internal_arg_pointer.
3809 (ix86_select_alt_pic_regnum): Check DRAP register.
3810 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3811 (ix86_compute_frame_layout): Compute frame layout wrt stack
3813 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3814 (ix86_expand_prologue): Decide if stack realignment is needed
3815 and generate prologue code accordingly.
3816 (ix86_expand_epilogue): Generate epilogue code wrt stack
3817 realignment is really needed or not.
3819 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3820 (ABI_STACK_BOUNDARY): Likewise.
3821 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3822 (STACK_REALIGN_DEFAULT): Likewise.
3823 (INCOMING_STACK_BOUNDARY): Likewise.
3824 (MAX_STACK_ALIGNMENT): Likewise.
3825 (ix86_incoming_stack_boundary): Likewise.
3826 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3827 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3828 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3829 (machine_function): Remove force_align_arg_pointer.
3831 * config/i386/i386.md (BX_REG): New.
3832 (R13_REG): Likewise.
3834 * config/i386/i386.opt (mforce_drap): New.
3835 (mincoming-stack-boundary): Likewise.
3836 (mstackrealign): Add Init(-1).
3838 * config/i386/i386-protos.h (ix86_can_eliminate): New
3840 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3842 * doc/extend.texi: Update force_align_arg_pointer.
3844 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
3847 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
3848 (INCOMING_STACK_BOUNDARY): Likewise.
3849 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
3850 (TARGET_GET_DRAP_RTX): Likewise.
3852 2008-07-30 Andreas Schwab <schwab@suse.de>
3854 PR rtl-optimization/36929
3855 * dse.c (replace_inc_dec): Use emit_insn_before instead of
3856 add_insn_before and fix argument order.
3857 (replace_inc_dec_mem): Handle NULL rtx.
3859 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3861 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
3863 (arm_compute_initial_elimination_offset): Use it.
3864 (arm_compute_save_reg_mask): Include static chain save slot when
3865 calculating alignment.
3866 (arm_get_frame_offsets): Ditto.
3867 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
3868 that we can use to decrement the stack when the stack decrement
3869 could be too big for an immediate value in a single insn.
3870 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
3872 2008-07-30 Richard Guenther <rguenther@suse.de>
3874 PR tree-optimization/36967
3875 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
3876 Release defs of statements we remove.
3878 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3880 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
3881 instead of NULL_RTVEC.
3883 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3887 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
3890 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3892 * final.c (call_from_call_insn): New.
3893 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
3895 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
3897 * configure.ac: Substitute ADA_CFLAGS.
3898 * configure: Regenerate.
3899 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
3900 * Makefile.in: Remove mention of X_* variables.
3901 * config/pa/x-ada-hpux10: Remove.
3902 * config/pa/x-ada: Remove.
3904 * doc/fragments.texi: Update.
3906 2008-07-30 Olivier Hainque <hainque@adacore.com>
3908 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
3909 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
3910 __dso_handle explicitly here.
3912 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3915 * c-typeck.c (build_binary_op): Encapsulate code into...
3916 * c-common.c (shorten_binary_op): ...this new function.
3917 (conversion_warning): Use the new function. Handle non-negative
3918 constant in bitwise-and.
3919 * c-common.h (shorten_binary_op): Declare.
3921 2008-07-30 Olivier Hainque <hainque@adacore.com>
3923 * scan.c (make_sstring_space): Add explicit conversions of
3924 allocator's return value.
3925 * fix-header.c (recognized_function): Likewise.
3927 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3929 * doc/cpp.texi: Update to GFDL 1.2.
3930 * doc/gcc.texi: Do not list GPL as Invariant Section.
3931 * doc/gccint.texi: Likewise. Update copyright years.
3932 * doc/install.texi: Update copyright years.
3934 2008-07-30 Alan Modra <amodra@bigpond.net.au>
3937 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
3938 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
3940 2008-07-29 Jan Hubicka <jh@suse.cz>
3942 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
3943 (grokdeclarator): Likewise.
3944 * langhooks.c (lhd_warn_unused_global_decl): Use
3945 DECL_DECLARED_INLINE_P.
3946 * print-tree.c (print_node): Remove DECL_INLINE check.
3948 2008-07-29 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/36945
3951 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
3952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
3953 Record invariant addresses un-decomposed.
3954 (copy_reference_ops_from_call): Record reference call
3955 arguments properly. Simplify.
3956 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
3957 helper split out from ...
3958 (create_component_ref_by_pieces): ... here. Simplify.
3959 Prepare for recursive invocation for call arguments.
3960 (create_expression_by_pieces): Adjust call to
3961 create_component_ref_by_pieces.
3962 (compute_avail): Process operand 2 of reference ops.
3964 2008-07-29 Richard Guenther <rguenther@suse.de>
3966 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
3968 2008-07-29 Jakub Jelinek <jakub@redhat.com>
3970 * c-format.c (check_format_types): Revert unwanted checkin.
3972 2008-07-29 Jan Hubicka <jh@suse.cz>
3974 * flags.h (flag_really_no_inline): Remove.
3975 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
3976 * toplev.c (flag_really_no_inline): Remove.
3977 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
3978 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
3979 (cgraph_decide_inlining_incrementally): Likewise.
3980 (compute_inline_parameters): Likewise.
3981 * opts.c (decode_options): Simplify.
3982 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
3983 * common.opt (finline): Initialize to 1.
3984 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
3986 2008-07-29 Jan Hubicka <jh@suse.cz>
3988 * predict.c (always_optimize_for_size_p): New function.
3989 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
3990 optimize_edge_for_size_p, optimize_edge_for_speed_p,
3991 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
3993 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
3994 * function.c (prepare_function_start): Set default profile.
3995 * function.h (rtl_data): Add maybe_hot_insn_p.
3996 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
3997 (construct_exit_block): Likewise.
3998 (tree_expand_cfg): Likewise.
4000 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4001 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4002 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4003 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4006 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4009 * c-decl.c (merge_decls): Merge USED flags.
4011 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4013 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4014 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4015 next_stack, lab_false and lab_over trees.
4017 2008-07-28 Richard Guenther <rguenther@suse.de>
4019 PR tree-optimization/36957
4020 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4021 (useless_type_conversion_p): Remove.
4022 (types_compatible_p): Remove.
4023 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4024 (useless_type_conversion_p): Declare.
4025 (types_compatible_p): Declare.
4026 (gimple_expr_type): Return the base type only if it is
4027 trivially convertible to the subtype.
4029 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4031 * configure.ac: Use the m4_do macro to concatenate the warnings into
4032 one string in ACX_PROG_CC_WARNING_OPTS,
4033 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4034 * configure: Regenerate.
4036 2008-07-28 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4039 (insert_fake_stores): Remove.
4040 (realify_fake_stores): Likewise.
4041 (execute_pre): Remove dead code.
4042 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4043 (find_func_aliases): Deal with it here instead.
4044 Re-enable gcc_unreachable call.
4046 2008-07-28 Richard Guenther <rguenther@suse.de>
4048 Merge from gimple-tuples-branch.
4050 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4051 * gimple.def: New file.
4052 * gsstruct.def: Likewise.
4053 * gimple-iterator.c: Likewise.
4054 * gimple-pretty-print.c: Likewise.
4055 * tree-gimple.c: Removed. Merged into ...
4056 * gimple.c: ... here. New file.
4057 * tree-gimple.h: Removed. Merged into ...
4058 * gimple.h: ... here. New file.
4060 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4061 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4062 --enable-checking=gimple flag.
4063 * config.in: Likewise.
4064 * configure: Regenerated.
4066 * tree-ssa-operands.h: Tuplified.
4067 * tree-vrp.c: Likewise.
4068 * tree-loop-linear.c: Likewise.
4069 * tree-into-ssa.c: Likewise.
4070 * tree-ssa-loop-im.c: Likewise.
4071 * tree-dump.c: Likewise.
4072 * tree-complex.c: Likewise.
4073 * cgraphbuild.c: Likewise.
4074 * tree-ssa-threadupdate.c: Likewise.
4075 * tree-ssa-loop-niter.c: Likewise.
4076 * tree-pretty-print.c: Likewise.
4077 * tracer.c: Likewise.
4078 * gengtype.c: Likewise.
4079 * tree-loop-distribution.c: Likewise.
4080 * tree-ssa-loop-unswitch.c: Likewise.
4081 * cgraph.c: Likewise.
4082 * cgraph.h: Likewise.
4083 * tree-ssa-loop-manip.c: Likewise.
4084 * value-prof.c: Likewise.
4085 * tree-ssa-loop-ch.c: Likewise.
4086 * tree-tailcall.c: Likewise.
4087 * value-prof.h: Likewise.
4090 * tree-pass.h: Likewise.
4091 * ipa-cp.c: Likewise.
4092 * tree-scalar-evolution.c: Likewise.
4093 * tree-scalar-evolution.h: Likewise.
4094 * target.h: Likewise.
4095 * lambda-mat.c: Likewise.
4096 * tree-phinodes.c: Likewise.
4097 * diagnostic.h: Likewise.
4098 * builtins.c: Likewise.
4099 * tree-ssa-alias-warnings.c: Likewise.
4100 * cfghooks.c: Likewise.
4101 * fold-const.c: Likewise.
4102 * cfghooks.h: Likewise.
4103 * omp-low.c: Likewise.
4104 * tree-ssa-dse.c: Likewise.
4105 * ipa-reference.c: Likewise.
4106 * tree-ssa-uncprop.c: Likewise.
4107 * toplev.c: Likewise.
4108 * tree-gimple.c: Likewise.
4109 * tree-gimple.h: Likewise.
4110 * tree-chrec.c: Likewise.
4111 * tree-chrec.h: Likewise.
4112 * tree-ssa-sccvn.c: Likewise.
4113 * tree-ssa-sccvn.h: Likewise.
4114 * cgraphunit.c: Likewise.
4115 * tree-ssa-copyrename.c: Likewise.
4116 * tree-ssa-ccp.c: Likewise.
4117 * tree-ssa-loop-ivopts.c: Likewise.
4118 * tree-nomudflap.c: Likewise.
4119 * tree-call-cdce.c: Likewise.
4120 * ipa-pure-const.c: Likewise.
4121 * c-format.c: Likewise.
4122 * tree-stdarg.c: Likewise.
4123 * tree-ssa-math-opts.c: Likewise.
4124 * tree-ssa-dom.c: Likewise.
4125 * tree-nrv.c: Likewise.
4126 * tree-ssa-propagate.c: Likewise.
4127 * ipa-utils.c: Likewise.
4128 * tree-ssa-propagate.h: Likewise.
4129 * tree-ssa-alias.c: Likewise.
4130 * gimple-low.c: Likewise.
4131 * tree-ssa-sink.c: Likewise.
4132 * ipa-inline.c: Likewise.
4133 * c-semantics.c: Likewise.
4134 * dwarf2out.c: Likewise.
4136 * tree-ssa-loop-ivcanon.c: Likewise.
4137 * predict.c: Likewise.
4138 * tree-ssa-loop.c: Likewise.
4139 * tree-parloops.c: Likewise.
4140 * tree-ssa-address.c: Likewise.
4141 * tree-ssa-ifcombine.c: Likewise.
4142 * matrix-reorg.c: Likewise.
4143 * c-decl.c: Likewise.
4144 * tree-eh.c: Likewise.
4145 * c-pretty-print.c: Likewise.
4146 * lambda-trans.c: Likewise.
4147 * function.c: Likewise.
4148 * langhooks.c: Likewise.
4149 * ebitmap.h: Likewise.
4150 * tree-vectorizer.c: Likewise.
4151 * function.h: Likewise.
4152 * langhooks.h: Likewise.
4153 * tree-vectorizer.h: Likewise.
4154 * ipa-type-escape.c: Likewise.
4155 * ipa-type-escape.h: Likewise.
4156 * domwalk.c: Likewise.
4157 * tree-if-conv.c: Likewise.
4158 * profile.c: Likewise.
4159 * domwalk.h: Likewise.
4160 * tree-data-ref.c: Likewise.
4161 * tree-data-ref.h: Likewise.
4162 * tree-flow-inline.h: Likewise.
4163 * tree-affine.c: Likewise.
4164 * tree-vect-analyze.c: Likewise.
4165 * c-typeck.c: Likewise.
4166 * gimplify.c: Likewise.
4167 * coretypes.h: Likewise.
4168 * tree-ssa-phiopt.c: Likewise.
4169 * calls.c: Likewise.
4170 * tree-ssa-coalesce.c: Likewise.
4171 * tree.def: Likewise.
4172 * tree-dfa.c: Likewise.
4173 * except.c: Likewise.
4174 * except.h: Likewise.
4175 * cfgexpand.c: Likewise.
4176 * tree-cfgcleanup.c: Likewise.
4177 * tree-ssa-pre.c: Likewise.
4178 * tree-ssa-live.c: Likewise.
4179 * tree-sra.c: Likewise.
4180 * tree-ssa-live.h: Likewise.
4181 * tree-predcom.c: Likewise.
4182 * lambda.h: Likewise.
4183 * tree-mudflap.c: Likewise.
4184 * ipa-prop.c: Likewise.
4185 * print-tree.c: Likewise.
4186 * tree-ssa-copy.c: Likewise.
4187 * ipa-prop.h: Likewise.
4188 * tree-ssa-forwprop.c: Likewise.
4189 * ggc-page.c: Likewise.
4190 * c-omp.c: Likewise.
4191 * tree-ssa-dce.c: Likewise.
4192 * tree-vect-patterns.c: Likewise.
4193 * tree-ssa-ter.c: Likewise.
4194 * tree-nested.c: Likewise.
4195 * tree-ssa.c: Likewise.
4196 * lambda-code.c: Likewise.
4197 * tree-ssa-loop-prefetch.c: Likewise.
4198 * tree-inline.c: Likewise.
4199 * tree-inline.h: Likewise.
4200 * tree-iterator.c: Likewise.
4201 * tree-optimize.c: Likewise.
4202 * tree-ssa-phiprop.c: Likewise.
4203 * tree-vect-transform.c: Likewise.
4204 * tree-object-size.c: Likewise.
4205 * tree-outof-ssa.c: Likewise.
4206 * cfgloop.c: Likewise.
4207 * system.h: Likewise.
4208 * tree-profile.c: Likewise.
4209 * cfgloop.h: Likewise.
4210 * c-gimplify.c: Likewise.
4211 * c-common.c: Likewise.
4212 * tree-vect-generic.c: Likewise.
4213 * tree-flow.h: Likewise.
4214 * c-common.h: Likewise.
4215 * basic-block.h: Likewise.
4216 * tree-ssa-structalias.c: Likewise.
4217 * tree-switch-conversion.c: Likewise.
4218 * tree-ssa-structalias.h: Likewise.
4219 * tree-cfg.c: Likewise.
4220 * passes.c: Likewise.
4221 * ipa-struct-reorg.c: Likewise.
4222 * ipa-struct-reorg.h: Likewise.
4223 * tree-ssa-reassoc.c: Likewise.
4224 * cfgrtl.c: Likewise.
4225 * varpool.c: Likewise.
4227 * tree-ssanames.c: Likewise.
4228 * tree-ssa-threadedge.c: Likewise.
4229 * langhooks-def.h: Likewise.
4230 * tree-ssa-operands.c: Likewise.
4231 * config/alpha/alpha.c: Likewise.
4232 * config/frv/frv.c: Likewise.
4233 * config/s390/s390.c: Likewise.
4234 * config/m32c/m32c.c: Likewise.
4235 * config/m32c/m32c-protos.h: Likewise.
4236 * config/spu/spu.c: Likewise.
4237 * config/sparc/sparc.c: Likewise.
4238 * config/i386/i386.c: Likewise.
4239 * config/sh/sh.c: Likewise.
4240 * config/xtensa/xtensa.c: Likewise.
4241 * config/stormy16/stormy16.c: Likewise.
4242 * config/ia64/ia64.c: Likewise.
4243 * config/rs6000/rs6000.c: Likewise.
4244 * config/pa/pa.c: Likewise.
4245 * config/mips/mips.c: Likewise.
4247 2008-07-28 Simon Baldwin <simonb@google.com>
4249 * c-pragma.c (handle_pragma_message): New function.
4250 (init_pragma): Register handle_pragma_message.
4251 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4254 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4256 PR tree-optimization/35252
4257 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4258 REALPART_EXPR to be considered as same load operation.
4260 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4262 PR tree-optimization/36830
4263 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4264 (expressions_equal_p): Return false if only one operand is null.
4266 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4268 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4269 version requirements.
4271 2008-07-26 Olivier Hainque <hainque@adacore.com>
4273 * collect2.c (symkind): New enum. Symbol kinds we care about.
4274 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4275 code and head comment accordingly.
4276 (scan_prog_file): Use symkind names instead of bare integers.
4278 2008-07-25 Jan Hubicka <jh@suse.cz>
4280 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4282 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4283 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4284 * dojump.c (clear_pending_stack_adjust): Likewise.
4285 * print-tree.c (print_node): Ignore DECL_INLINE.
4286 * tree-inline.c (inlinable_function_p): Likewise.
4288 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4290 * doc/extend.texi (hot attribute): Document that the hot attribute
4291 turns on -O3 for some ports.
4292 (cold attribute): Document that the cold attribute turns on -Os
4295 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4296 reflect function specific option support.
4298 * target.h (struct target_option_hooks): Add fields to say whether
4299 the cold attribute implies -Os and the hot attribute implies -O3.
4301 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4302 By default, do not turn on -Os for cold functions.
4303 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4304 not turn on -O3 for hot functions.
4306 * c-common.c (handle_hot_attribute): Use target hook to determine
4307 if hot functions should enable -O3.
4308 (handle_cold_attribute): Use target hook to determine if cold
4309 functions should enable -Os.
4311 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4312 (override_options): Move disable scheduling to
4313 optimization_options.
4314 (optimization_options): Disable scheduling here, not
4316 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4317 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4319 * config/ia64/ia64.c (ia64_override_options): Move setting
4320 scheduling flags to ia64_optimization_options.
4321 (ia64_optimization_options): Disable scheduling options here, and
4322 not in ia64_override_options.
4323 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4324 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4326 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4329 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4331 2008-07-25 Martin Jambor <mjambor@suse.cz>
4333 PR tree-optimization/36926
4334 * ipa-prop.c (ipa_analyze_call_uses): Call
4335 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4337 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4339 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4340 movv2si_internal): Add mem = reg alternative.
4342 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4345 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4346 DEFAULT_PCC_STRUCT_RETURN to 127.
4348 2008-07-24 Jan Hubicka <jh@suse.cz>
4350 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4351 (build_cgraph_edges): Likewise.
4352 * cgraph.c (cgraph_node): Do not update assembler hash.
4353 (cgraph_remove_node): Drop non-unit-at-a-time code.
4354 * tree-pass.h (pass_O0_always_inline): Remove.
4355 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4356 * toplev.c (process_options): Flag unit-at-a-time does not imply
4358 * cgraphunit.c: Update comments.
4359 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4360 (cgraph_assemble_pending_functions): Remove.
4361 (cgraph_reset_node): Drop non-unit-at-a-time code.
4362 (cgraph_finalize_function): Likewise.
4363 (cgraph_analyze_function): Likewise.
4364 (cgraph_finalize_compilation_unit): Likewise.
4365 (cgraph_expand_function): Likewise.
4366 (cgraph_optimize): Likesise.
4367 (save_inline_function_body): Likewise.
4368 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4369 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4370 * ipa-inline.c: Update comments.
4371 (enum inlining_mode): remove INLINE_SPEED.
4372 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4373 (cgraph_mark_inline_edge): Likewise.
4374 (try_inline): Likewise.
4375 (cgraph_decide_inlining_incrementally): Likewise.
4376 (cgraph_gate_inlining): Remove.
4377 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4378 (cgraph_gate_early_inlining): Likewise.
4379 (gate_inline_passes): Remove.
4380 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4381 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4382 pass_O0_always_inline): Remove.
4383 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4384 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4385 * opts.c (no_unit_at_a_time_default): Remove.
4386 (decode_options): Remove flag_unit_at_a_time reset and warning.
4387 * opts.h (no_unit_at_a_time_default): Remove.
4388 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4389 early in GNU dialect.
4390 (merge_decls): Update comment; drop unit-at-a-time check.
4391 (finish_decl): Likewise.
4392 (grok_declaration): Remove flag_inline_trees code.
4393 (finish_functions): Return on function returning non-void on all
4395 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4396 * cfgexpand.c (expand_one_static_var): Remove.
4397 (expand_one_var): Remove expand_one_static_var call.
4398 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4399 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4400 and flag_unit_at_a-time compatibility checks.
4401 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4402 * tree-inline.c (flag_inline_trees): Remove.
4403 (inlinable_function_p): Don't check it.
4404 (expand_call_inline): Remove non-unit-at-a-time code.
4405 * tree-inline.h (flag_inline_trees): Remove.
4406 * tree-optimize.c (execute_early_local_optimizations): Remove
4407 unit-at-a-time checks.
4408 (tree_rest_of_compilation): Likewise.
4409 * combine.c (setup_incoming_promotions): Likewise.
4410 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4411 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4412 * passes.c (pass_inline_parameters): Update comments; remove
4413 O0_alwaysinline pass.
4414 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4415 (execute_one_pass): Likewise.
4416 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4417 (ix86_function_sseregparm): Likewise.
4418 * arm.c (arm_function_in_section_p): Likewise.
4419 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4420 * varpool.c: Update comments.
4421 (decide_is_variable_needed): Remove unit-at-a-time checks.
4422 (varpool_finalize_decl): Likewise.
4424 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4426 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4428 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4430 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4432 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4433 imp symbol extension.
4435 2008-07-23 Ian Lance Taylor <iant@google.com>
4437 * tree-vrp.c (infer_value_range): Ignore asm statements when
4438 looking for memory accesses for -fdelete-null-pointer-checks.
4440 2008-07-24 Ben Elliston <bje@au.ibm.com>
4442 * config/spu/spu-c.c (__vector_keyword): New variable.
4443 (vector_keyword): Likewise.
4444 (spu_categorize_keyword): New function.
4445 (spu_macro_to_expand): Likewise.
4446 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4447 compiling an ISO C dialect.
4449 2008-07-24 Ben Elliston <bje@au.ibm.com>
4451 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4454 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4456 * configure: Regenerate.
4457 * configure.ac: Require texinfo 4.7.
4458 * doc/install.texi: Document texinfo 4.7 requirement.
4460 2008-07-23 Martin Jambor <mjambor@suse.cz>
4462 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4463 rather than for DECL_SAVED_TREE.
4464 * ipa-prop.c: Include diagnostic.h.
4465 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4467 (ipa_detect_param_modifications): Function rewritten from scratch.
4468 (ipa_compute_jump_functions): Changed accesses to modification flags.
4469 (ipa_free_node_params_substructures): Update flags destruction.
4470 (ipa_node_duplication_hook): Update flags duplication.
4471 (ipa_print_all_params_modified): Updated flag access.
4472 * ipa-prop.h (struct ipa_param_flags): New structure.
4473 (struct ipa_node_params): New field modification_analysis_done,
4474 modified_flags changed into param_flags.
4475 (ipa_is_ith_param_modified): Changed to use new flags.
4476 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4478 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4479 ipa-cp.c and split into two functions.
4480 (ipa_print_node_jump_functions): New function.
4481 (compute_scalar_jump_functions): New function.
4482 (type_like_member_ptr_p): New function.
4483 (compute_pass_through_member_ptrs): New function.
4484 (fill_member_ptr_cst_jump_function): New function.
4485 (determine_cst_member_ptr): New function.
4486 (compute_cst_member_ptr_arguments): New function.
4487 (ipa_compute_jump_functions): Complete rewrite.
4488 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4489 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4490 (struct ipa_member_ptr_cst): New structure.
4491 (union jump_func_value): New field member_cst.
4492 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4493 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4494 jump function types.
4495 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4496 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4497 instead of ipcp_print_all_jump_functions.
4498 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4499 only for replacable scalars.
4501 * doc/invoke.texi (Optimize options): Add description of
4502 -findirect-inlining.
4503 * common.opt (flag_indirect_inlining): New flag.
4504 * opts.c (decode_options): Set flag_indirect_inlining when
4507 * ipa-inline.c: Include ipa-prop.h.
4508 (inline_indirect_intraprocedural_analysis): New function.
4509 (inline_generate_summary): Allocate parameter and argument info
4510 structures, call inline_indirect_intraprocedural_analysis on each
4511 node when doing indirect inlining and deallocate indirect inlining
4512 data structures in the end.
4513 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4514 (free_all_ipa_structures_after_iinln): New function.
4515 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4517 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4519 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4520 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4521 of computing the frequency separately.
4522 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4523 of computing the frequency separately.
4524 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4525 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4526 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4527 (ipa_get_stmt_member_ptr_load_param): New function.
4528 (ipa_is_ssa_with_stmt_def): New function.
4529 (ipa_note_param_call): New function.
4530 (ipa_analyze_call_uses): New function.
4531 (ipa_analyze_stmt_uses): New function.
4532 (ipa_analyze_params_uses): New function.
4533 (ipa_free_node_params_substructures): Also free the param_calls linked
4535 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4536 (ipa_print_node_param_flags): New function.
4537 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4538 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4539 * ipa-prop.h (struct ipa_param_flags): New field called.
4540 (struct ipa_param_call_note): New structure.
4541 (struct ipa_node_params): New fields param_calls and
4543 (ipa_is_ith_param_called): New function.
4544 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4545 ipa_analyze_params_uses and dump parameter flags.
4547 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4548 ipa_propagate_indirect_call_infos if performing indirect inlining,
4549 pass a new parameter new_edges to it.
4550 (add_new_edges_to_heap): New fucntion.
4551 (cgraph_decide_inlining_of_small_functions): New vector
4552 new_indirect_edges for newly found indirect edges , call
4553 ipa_propagate_indirect_call_infos after inlining.
4554 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4555 inlining if performing indirect inlining. Call
4556 free_all_ipa_structures_after_iinln when doing so too.
4557 (inline_generate_summary): Do not call
4558 free_all_ipa_structures_after_iinln here.
4559 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4560 (print_edge_addition_message): New function.
4561 (update_call_notes_after_inlining): New function.
4562 (propagate_info_to_inlined_callees): New function.
4563 (ipa_propagate_indirect_call_infos): New function.
4564 * ipa-prop.h: Include cgraph.h
4565 (struct ipa_param_call_note): Fields reordered, new field processed.
4566 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4568 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4569 rediscovered call statements.
4570 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4571 (dump_cgraph_node): Dump also the indirect_call flag.
4572 (cgraph_clone_edge): Copy also the indirect_call flag.
4573 * tree-inline.c (copy_bb): Do not check for fndecls from call
4574 expressions, check for edge availability when moving clones.
4575 (get_indirect_callee_fndecl): New function.
4576 (expand_call_inline): If callee declaration is not apprent from
4577 the statement, try calling get_indirect_callee_fndecl. Do not
4578 issue warnings or call sorry when not inlinings an indirect edge.
4579 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4581 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4582 bit more frandly to matching.
4583 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4584 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4585 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4587 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4590 * opth-gen.awk: Suppress function specific features when building
4592 * optc-gen.awk: Ditto.
4594 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4597 * diagnostic.c (pedwarn): Add opt parameter.
4599 * c-tree.h (pedwarn_init): Add opt parameter.
4600 (pedwarn_c90): Likewise.
4601 (pedwarn_c99): Likewise.
4602 * c-errors.c (pedwarn_c99): Likewise.
4603 (pedwarn_c90): Likewise.
4604 * toplev.h (pedwarn): Update declaration.
4605 (pedwarn0): Declare.
4606 * c-lex.c: All calls to pedwarn changed.
4607 * builtins.c: All calls to pedwarn changed.
4608 * toplev.c: All calls to pedwarn changed.
4609 * c-decl.c: All calls to pedwarn changed.
4610 * c-typeck.c: All calls to pedwarn changed.
4611 * c-common.c: All calls to pedwarn changed.
4612 * c-parser.c: All calls to pedwarn changed.
4614 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4615 Karthik Kumar <karthikkumar@gmail.com>
4617 * attribs.c (file scope): Include c-common.h.
4618 (decl_attributes): Add support for #pragma GCC optimize and
4621 * targhooks.c (default_can_inline_p): New function that is the
4622 default for the TARGET_CAN_INLINE_P target hook.
4624 * targhooks.h (default_can_inline_p): Add declaration.
4626 * tree.c (cl_optimization_node): New static tree for building
4627 OPTIMIZATION_NODE tree.
4628 (cl_target_option_node): New static tree for building
4629 TARGET_OPTION_NODE tree.
4630 (cl_option_hash_table): New hash table for hashing
4631 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4632 (cl_option_hash_hash): New function to provide the hash value for
4633 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4634 (cl_option_hash_eq): New function to provide an equality test for
4635 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4636 (tree_code_size): Add support for OPTIMIZATION_NODE and
4637 TARGET_OPTION_NODE trees.
4638 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4639 TARGET_OPTION_NODE trees.
4640 (build_optimization_node): Build a tree that has all of the
4641 current optimization options.
4642 (build_target_option_node): Build a tree that has the target
4643 options that might be changed on a per function basis.
4645 * tree.h (file scope): Include options.h.
4646 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4647 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4648 (TREE_OPTIMIZATION): Ditto.
4649 (TREE_TARGET_SPECIFIC): Ditto.
4650 (struct tree_function_decl): Add fields for remembering the
4651 current optimization options and target specific options.
4652 (struct tree_optimization_option): New tree variant that remembers
4653 the optimization options.
4654 (struct tree_target_option): New tree variant that remembers the
4655 target specific flags that might change for compiling a particular
4657 (union tree_node): Include tree_optimization_option and
4658 tree_target_option fields.
4659 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4660 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4661 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4662 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4663 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4664 optimization and target options.
4665 (optimization_default_node): New macro to refer to global_trees
4667 (optimization_current_node): Ditto.
4668 (optimization_cold_node): Ditto.
4669 (optimization_hot_node): Ditto.
4670 (target_option_default_node): Ditto.
4671 (target_option_current_node): Ditto.
4672 (current_option_pragma): Ditto.
4673 (current_optimize_pragma): Ditto.
4675 * target.h (struct gcc_target): Add valid_option_attribute_p,
4676 target_option_save, target_option_restore, target_option_print,
4677 target_option_pragma_parse, and can_inline_p hooks.
4679 * toplev.h (parse_optimize_options): Add declaration.
4680 (fast_math_flags_struct_set_p): Ditto.
4682 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4683 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4686 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4687 tree_can_inline_p hook to see if one function can inline another.
4688 (cgraph_decide_inlining): Ditto.
4689 (cgraph_decide_inlining_incrementally): Ditto.
4691 * opts.c (decode_options): Add support for running multiple times
4692 to allow functions with different target or optimization options
4693 than was specified on the command line.
4694 (fast_math_flags_struct_set_p): New function that is similar to
4695 fast_math_flags_set_p, except it uses the values in the
4696 cl_optimization structure instead of global variables.
4698 * optc-gen.awk: Add support for TargetSave to allow a back end to
4699 declare new fields that need to be saved when using function
4700 specific options. Include flags.h and target.h in the options.c
4701 source. Add support for Save to indicate which options can be set
4702 for individual functions. Generate cl_optimize_save,
4703 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4704 cl_target_option_restore, cl_target_option_print functions to
4705 allow functions to use different optimization or target options.
4707 * opt-functions.awk (var_type_struct): Return the type used for
4708 storing the field in a structure.
4710 * opth-gen.awk: Add support for TargetSave to allow a back end to
4711 declare new fields that need to be saved when using function
4712 specific options. Add support for Save to indicate which options
4713 can be set for individual functions. Only generate one extern for
4714 Mask fields. Generate cl_optimization and cl_target_option
4715 structures to remember optimization and target options.
4717 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4718 collecting new tree nodes.
4719 (TS_TARGET_OPTION): Ditto.
4721 * c-decl.c (merge_decls): Merge function specific target and
4722 optimization options.
4724 * function.c (invoke_set_current_function_hook): If the function
4725 uses different optimization options, change the global variables
4728 * coretypes.h (struct cl_optimization): Add forward reference.
4729 (struct cl_target_option): Ditto.
4731 * c-pragma.c (option_stack): New static vector to remember the
4732 current #pragma GCC option stack.
4733 (handle_pragma_option): New function to support #pragma GCC option
4734 to change target options.
4735 (optimize_stack): New static vector to remember the current
4736 #pragma GCC optimize stack.
4737 (handle_pragma_optimize): New function to support #pragma GCC
4738 optimize to change optimization options.
4739 (init_pragma): Add support for #pragma GCC optimize and #pragma
4742 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4743 optimization options.
4744 (TARGET_OPTION_NODE): New tree code for remembering certain target
4747 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4748 TARGET_OPTION_NODE trees.
4750 * common.opt (-O): Add Optimization flag.
4752 (-fmath-errno): Ditto.
4753 (-falign-functions): Add UInteger flag to make sure flag gets full
4754 int in cl_optimization structure.
4755 (-falign-jumps): Ditto.
4756 (-falign-labels): Ditto.
4757 (-falign-loops): Ditto.
4758 (-fsched-stalled-insns): Ditto.
4759 (-fsched-stalled-insns-dep): Ditto.
4761 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4763 (TARGET_OPTION_SAVE): Ditto.
4764 (TARGET_OPTION_RESTORE): Ditto.
4765 (TARGET_OPTION_PRINT): Ditto.
4766 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4767 (TARGET_CAN_INLINE_P): Ditto.
4768 (TARGET_INITIALIZER): Add new hooks.
4770 * tree-inline.c (tree_can_inline_p): New function to determine
4771 whether one function can inline another. Check if the functions
4772 use compatible optimization options, and also call the backend
4775 * tree-inline.h (tree_can_inline_p): Add declaration.
4777 * c-common.c (c_common_attribute): Add support for option and
4778 optimize attributes.
4779 (handle_option_attribute): Add support for the option attribute to
4780 allow the user to specify different target options for compiling a
4782 (handle_optimize_attribute): Add support for the optimize
4783 attribute to allow the user to specify different optimization
4784 options for compiling a specific function.
4785 (handle_hot_attribute): Turn on -O3 optimization for this one
4786 function if it isn't the default optimization level.
4787 (handle_cold_attribute): Turn on -Os optimization for this one
4788 function if it insn't the default optimization.
4789 (const_char_p): New const char * typedef.
4790 (optimize_args): New static vector to remember the optimization
4792 (parse_optimize_options): New function to set up the optimization
4793 arguments from either the optimize attribute or #pragma GCC optimize.
4795 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4796 (builtin_define_std): Ditto.
4798 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4799 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4800 (x86_64-*-*): Ditto.
4802 * Makefile.in (TREE_H): Add options.h.
4803 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4805 * doc/extend.texi (option attribute): Document new attribute.
4806 (optimize attribute): Ditto.
4807 (hot attribute): Document hot attribute sets -O3.
4808 (cold attribute): Document cold attribute sets -Os.
4809 (#pragma GCC option): Document new pragma.
4810 (#pragma GCC optimize): Ditto.
4812 * doc/options.texi (TargetSave): Document TargetSave syntax.
4813 (UInteger): Document UInteger must be used for certain flags.
4814 (Save): Document Save option to create target specific options
4815 that can be saved/restored on a function specific context.
4817 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4818 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4820 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4821 (TARGET_OPTION_SAVE): Ditto.
4822 (TARGET_OPTION_RESTORE): Ditto.
4823 (TARGET_OPTION_PRINT): Ditto.
4824 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4825 (TARGET_CAN_INLINE_P): Ditto.
4827 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4829 (-mfpmath=both): Ditto.
4831 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4832 Karthik Kumar <karthikkumar@gmail.com>
4834 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4835 (TARGET_POPCNT): Ditto.
4836 (TARGET_SAHF): Ditto.
4837 (TARGET_AES): Ditto.
4838 (TARGET_PCLMUL): Ditto.
4839 (TARGET_CMPXCHG16B): Ditto.
4840 (TARGET_RECIP): Move switch into target_flags.
4841 (TARGET_FUSED_MADD): Ditto.
4842 (ix86_arch_features): Make an unsigned char type.
4843 (ix86_tune_features): Ditto.
4844 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
4845 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
4846 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
4848 * config/i386/i386.opt (arch): New TargetSave field to define
4849 fields that need to be saved for function specific option support.
4852 (branch_cost): Ditto.
4853 (ix86_isa_flags_explicit): Ditto.
4854 (tune_defaulted): Ditto.
4855 (arch_specified): Ditto.
4856 (-m128-long-double): Add Save flag to save option for target
4857 specific option support.
4859 (-maccumulate-outgoing-args): Ditto.
4860 (-malign-double): Ditto.
4861 (-malign-stringops): Ditto.
4862 (-mfancy-math-387): Ditto.
4863 (-mhard-float): Ditto.
4865 (-minline-all-stringops): Ditto.
4866 (-minline-stringops-dynamically): Ditto.
4867 (-mms-bitfields): Ditto.
4868 (-mno-align-stringops): Ditto.
4869 (-mno-fancy-math-387): Ditto.
4870 (-mno-push-args): Ditto.
4871 (-mno-red-zone): Ditto.
4872 (-mpush-args): Ditto.
4873 (-mred-zone): Ditto.
4875 (-msseregparm): Ditto.
4876 (-mstack-arg-probe): Ditto.
4891 (-mrecip): Move flag into target_flags.
4893 (-mno-fused-madd): Ditto.
4894 (-mfused-madd): Ditto.
4895 (-mabm): Move flag into ix86_isa_flags.
4902 * config/i386/i386-c.c: New file for #pragma support.
4903 (ix86_target_macros_internal): New function to #define or #undef
4904 target macros based when the user uses the #pragma GCC option to
4905 change target options.
4906 (ix86_pragma_option_parse): New function to add #pragma GCC option
4908 (ix86_target_macros): Move defining the target macros here from
4909 TARGET_CPU_CPP_BUILTINS in i386.h.
4910 (ix86_register_pragmas): Register the #pragma GCC option hook. If
4911 defined, initialize any subtarget #pragmas.
4913 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
4914 REGISTER_TARGET_PRAGMAS.
4916 * config/i386/t-i386: New file for x86 dependencies.
4917 (i386.o): Make dependencies mirror the include files used.
4918 (i386-c.o): New file, add dependencies.
4920 * config/i386/i386-protos.h (override_options): Add bool argument.
4921 (ix86_valid_option_attribute_tree): Add declaration.
4922 (ix86_target_macros): Ditto.
4923 (ix86_register_macros): Ditto.
4925 * config/i386/i386.c (ix86_tune_features): Move initialization of
4926 the target masks to initial_ix86_tune_features to allow functions
4927 to have different target options. Make type unsigned char,
4928 instead of unsigned int.
4929 (initial_ix86_tune_features): New static vector to hold processor
4930 masks for the tune variables.
4931 (ix86_arch_features): Move initialization of the target masks to
4932 initial_ix86_arch_features to allow functions to have different
4933 target options. Make type unsigned char, instead of unsigned int.
4934 (initial_ix86_arch_features): New static vector to hold processor
4935 masks for the arch variables.
4936 (enum ix86_function_specific_strings): New enum to describe the
4937 string options used for attribute((option(...))).
4938 (ix86_target_string): New function to return a string that
4939 describes the target options.
4940 (ix86_debug_options): New function to print the current options in
4942 (ix86_function_specific_save): New function hook to save the
4943 function specific global variables in the cl_target_option structure.
4944 (ix86_function_specific_restore): New function hook to restore the
4945 function specific variables from the cl_target_option structure to
4946 the global variables.
4947 (ix86_function_specific_print): New function hook to print the
4948 target specific options in the cl_target_option structure.
4949 (ix86_valid_option_attribute_p): New function hook to validate
4950 attribute((option(...))) arguments.
4951 (ix86_valid_option_attribute_tree): New function that is common
4952 code between attribute((option(...))) and #pragma GCC option
4953 support that parses the options and returns a tree holding the options.
4954 (ix86_valid_option_attribute_inner_p): New helper function for
4955 ix86_valid_option_attribute_tree.
4956 (ix86_can_inline_p): New function hook to decide if one function
4957 can inline another on a target specific basis.
4958 (ix86_set_current_function); New function hook to switch target
4959 options if the user used attribute((option(...))) or #pragma GCC
4961 (ix86_tune_defaulted): Move to static file scope from
4963 (ix86_arch_specified): Ditto.
4964 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
4966 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
4967 (OPTION_MASK_ISA_ABM_SET): Ditto.
4968 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
4969 (OPTION_MASK_ISA_CX16_SET): Ditto.
4970 (OPTION_MASK_ISA_SAHF_SET): Ditto.
4971 (OPTION_MASK_ISA_AES_UNSET): Ditto.
4972 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
4973 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
4974 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
4975 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
4976 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
4977 (struct ptt): Move to static file scope from override_options.
4978 (processor_target_table): Ditto.
4980 (ix86_handle_option): Add support for options that are now isa options.
4981 (override_options): Add support for declaring functions that
4982 support different target options than were specified on the
4983 command line. Move struct ptt, processor_target_table, cpu_names,
4984 ix86_tune_defaulted, ix86_arch_specified to static file scope.
4985 Add bool argument. Fix up error messages so the appropriate error
4986 is given for either command line or attribute.
4987 (ix86_previous_fndecl): New static to remember previous function
4988 declaration to see if we need to change target options.
4989 (ix86_builtins_isa): New array to record the ISA of each builtin
4991 (def_builtin): Always create the builtin function, even if the
4992 current ISA doesn't support it.
4993 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
4994 tests for those builtins.
4995 (ix86_init_builtins): Remove TARGET_MMX test for calling
4996 ix86_init_mmx_sse_builtins.
4997 (ix86_expand_builtin): If the current ISA doesn't support a given
4998 builtin, signal an error.
4999 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5000 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5001 (TARGET_OPTION_SAVE): Ditto.
5002 (TARGET_OPTION_RESTORE): Ditto.
5003 (TARGET_OPTION_PRINT): Ditto.
5004 (TARGET_CAN_INLINE_P): Ditto.
5006 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5008 * c-typeck.c (build_external_ref): Don't call assemble_external.
5009 * final.c (output_operand): Call assemble_external.
5011 2008-07-21 DJ Delorie <dj@redhat.com>
5013 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5014 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5016 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5018 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5019 original insn and splitter contents into ...
5020 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5021 flag_unsafe_math_optimizations. Add dummy scratch register.
5022 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5023 !flag_unsafe_math_optimizations. Returns number with next
5024 highest magnitude if this is still less or equal to the true
5025 quotient in magnitude.
5027 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5029 * Makefile.in: Replace toplev.h with TOPLEV_H.
5030 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5031 * c-lex.c (fe_file_change): Don't set in_system_header.
5032 * c-parser.c (c_token): Remove in_system_header.
5033 (c_lex_one_token): Don't set in_system_header.
5034 (c_parser_set_source_position_from_token): Don't set in_system_header.
5035 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5038 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5039 * flags.h (in_system_header): Remove.
5040 * function.c (saved_in_system_header): Remove.
5041 (push_cfun): Don't set in_system_header.
5042 (pop_cfun): Don't set in_system_header.
5043 (push_struct_function): Don't set in_system_header.
5044 * input.h (expanded_location): Add sysp.
5045 (in_system_header_at): New.
5046 (in_system_header): New.
5047 * toplev.c (in_system_header): Remove.
5048 * toplev.h: Include input.h
5050 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5051 * tree-ssa.c (warn_uninit): Call warning_at.
5052 (warn_uninitialized_var): Update calls to warn_uninit.
5053 (warn_uninitialized_phi): Update calls to warn_uninit.
5054 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5055 (expand_location): Initialize xloc.sysp.
5056 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5057 (tree_decl_with_vis): Remove in_system_header_flag.
5059 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5062 * recog.c (asm_operand_ok): Change the order of the extra
5063 memory constraint checks.
5065 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5068 * tree-switch-conversion.c (build_one_array): Call
5069 varpool_mark_needed_node and varpool_finalize_decl
5070 instead of assemble_variable.
5072 2008-07-19 Jan Hubicka <jh@suse.cz>
5074 * cgraph.c (cgraph_add_new_function): Do early local passes.
5075 * tree-nrv.c (gate_pass_return_slot): New gate.
5076 (pass_nrv): Add the gate.
5077 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5079 (coalesce_ssa_name): Coalesce SSA names.
5080 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5081 not optimizing so unused user vars remains visible.
5082 * common.opt (flag_tree_ter): Always enable by default.
5083 * tree-ssa-ter.c: Include flags.h
5084 (is_replaceable_p): Check that locations match; when aliasing is missing
5085 be conservative about loads.
5086 * tree-optimize.c (gate_init_datastructures): Remove.
5087 (pass_init_datastructures): New.
5088 * passes.c: Reorder passes so we always go into SSA.
5090 2008-07-19 Jan Hubicka <jh@suse.cz>
5092 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5093 * doc/invoke.texi (--combine): Likewise.
5094 (-finline-functions-called-once): Update levels when enabled.
5095 (-funit-at-a-time): Document new behaviour.
5096 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5097 -fno-section-anchors when disabled explicitly.
5098 (inline params): They are not ignored now.
5099 (precompiled headers): Remove unit-at-a-time as being incompatible.
5100 * opts.c (decode_options): Handle unit-at-a-time as alias;
5101 imply -fno-section-anchors when toplevel reorder is disabled
5103 * common.opt (ftoplevel-reorder): Set default value to 2.
5104 (funit-at-a-time): Set default value to 1.
5105 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5108 2008-07-19 Jan Hubicka <jh@suse.cz>
5110 * builtins.c (expand_builtin_int_roundingfn,
5111 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5114 2008-07-19 Richard Guenther <rguenther@suse.de>
5117 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5118 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5119 * tree-ssa-pre.c (get_expr_value_id): For newly created
5120 constant value-ids make sure to add the expression to its
5123 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5126 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5127 return value of the builtin is ignored.
5129 2008-07-19 Olivier Hainque <hainque@adacore.com>
5131 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5132 bits, a C conformant malloc implementation has to provide.
5133 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5135 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5139 * reload.c (find_reloads_subreg_address): Only reload address if
5140 reloaded == 0, not for reloaded != 1.
5143 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5144 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5145 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5146 m32c_legitimize_reload_address.
5148 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5149 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5150 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5152 2008-07-19 Olivier Hainque <hainque@adacore.com>
5154 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5155 argument, saying whether nested array are to be collapsed
5156 into a single array type DIE with multiple subscripts.
5157 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5158 issues, centralize the nested array types collapsing control and
5159 disable the transformation for Ada.
5161 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5164 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5166 (x86_64_shift_adj_2): New expander.
5167 (x86_64_shift_adj_3): Ditto.
5168 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5169 to split TImode operands.
5170 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5171 (ix86_split_lshr): Ditto.
5173 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5175 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5176 and __CHAR32_TYPE__.
5177 * c-typeck.c (digest_init): Support char16_t and char32_t.
5178 (set_nonincremental_init_from_string): Idem.
5180 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5183 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5184 PREFERRED_STACK_BOUNDARY.
5185 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5187 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5190 * function.c (locate_and_pad_parm): Cap boundary earlier.
5192 2008-07-17 Julian Brown <julian@codesourcery.com>
5194 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5195 no-op for targets which don't use DLLs.
5197 2008-07-17 Martin Jambor <mjambor@suse.cz>
5199 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5200 that nodes are relevant by examining the node->analyzed flag.
5201 (ipcp_init_stage): Check which nodes are relevant, assert that the
5202 relevant ones are also required.
5203 (ipcp_propagate_stage): Check on the side arrays are properly
5205 (ipcp_print_all_jump_functions): Make sure not to touch any node
5206 that is not analyzed or an edge that does not have a corresponding
5207 entry in the on-the-side vectors.
5208 (ipcp_function_scale_print): Likewise.
5209 (ipcp_update_callgraph): Check that the node is relevant.
5210 (ipcp_insert_stage): Check that the node is relevant. Check there is
5211 an info for every node and edge.
5212 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5213 (ipa_print_all_tree_maps): Likewise and a new variable info.
5214 (ipa_print_all_params_modified): Likewise.
5215 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5217 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5220 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5222 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5224 PR rtl-optimization/36753
5225 * fwprop.c (use_killed_between): Don't shortcut
5226 single-definition global registers.
5228 2008-07-16 Jan Hubicka <jh@suse.cz>
5230 * cgraph.h (varpool_empty_needed_queue): Declare.
5231 * cgraphunit.c (output_in_order): Mark all variables as needed;
5233 * varpool.c (varpool_assemble_node): Update debug queue.
5234 (varpool_assemble_pending_decls): Don't do it here.
5235 (varpool_empty_needed_queue): New function.
5237 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * recog.c (peephole2_optimize): Fix formatting.
5241 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5243 * c-pch.c (get_ident): Avoid C++ keywords.
5244 * combine-stack-adj.c (single_set_for_csa): Likewise.
5245 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5246 output_asm_insn): Likewise.
5247 * reload.c (push_secondary_reload, find_reusable_reload,
5248 push_reload, combine_reloads, find_reloads,
5249 debug_reload_to_stream): Likewise.
5250 * reload.h (struct reload): Likewise.
5251 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5252 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5253 emit_output_reload_insns): Likewise.
5254 * targhooks.c (default_secondary_reload): Likewise.
5255 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5257 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5259 * recog.c (validate_change_1, validate_change,
5260 validate_unshare_change, validate_replace_rtx_1, struct
5261 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5263 * reload.c (push_secondary_reload, secondary_reload_class,
5264 scratch_reload_class, find_valid_class, find_reusable_reload,
5265 push_reload, find_dummy_reload, find_reloads_address_1,
5266 find_reloads_address_part, find_equiv_reg): Likewise.
5267 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5268 choose_reload_regs): Likewise.
5269 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5271 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5272 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5273 * sched-rgn.c (concat_INSN_LIST): Likewise.
5274 * stor-layout.c (mode_for_size, mode_for_size_tree,
5275 smallest_mode_for_size): Likewise.
5277 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5279 * cfg.c (dump_reg_info): Avoid C++ keywords.
5280 * dwarf2asm.c (dw2_force_const_mem,
5281 dw2_asm_output_encoded_addr_rtx): Likewise.
5282 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5283 * expmed.c (expand_shift): Likewise.
5284 * global.c (find_reg): Likewise.
5285 * graph.c (draw_edge): Likewise.
5286 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5287 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5288 widen_clz, widen_bswap, expand_parity, expand_unop,
5289 emit_cmp_and_jump_insn_1): Likewise.
5290 * postreload.c (reload_cse_simplify_operands): Likewise.
5291 * ra.h (add_neighbor): Likewise.
5292 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5293 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5294 record_reg_classes, copy_cost, record_address_regs,
5295 invalid_mode_change_p): Likewise.
5296 * regrename.c (regrename_optimize, scan_rtx_reg,
5297 dump_def_use_chain, find_oldest_value_reg,
5298 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5300 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5302 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5303 MASK_POWERPC64 for power4 in previous commit.
5305 2008-07-16 Olivier Hainque <hainque@adacore.com>
5307 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5308 instead of bare conversion to cast const-ness away.
5310 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5312 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5313 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5314 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5315 (TARGET_FUNCTION_VALUE): Define.
5317 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5319 * config/rs6000/rs6000.c (processor_target_table): Add
5320 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5322 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5325 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5326 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5327 m32c_legitimize_reload_address.
5329 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5331 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5332 DECL_IN_SYSTEM_HEADER in sync.
5334 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5336 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5337 * tree-ssa-pre.c (pre_expr_eq): Ditto
5338 (get_constant_for_value_id): Take a type as an argument.
5339 (fully_constant_expression): Pass in type.
5340 (find_or_generate_expression): Short circuit constant case.
5341 (create_expression_by_pieces): Remove special casing of
5343 (do_regular_insertion): Short circuit constant case.
5344 (do_partial_partial_insertion): Ditto.
5346 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5349 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5351 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5353 * config/xtensa/libgcc-xtensa.ver: New file.
5354 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5356 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5358 * df-problems.c (df_set_note): Avoid C++ keywords.
5359 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5360 * dse.c (record_store, remove_useless_values): Likewise.
5361 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5362 gen_reg_rtx_offset, operand_subword, change_address_1,
5363 change_address, adjust_address_1, offset_address,
5364 widen_memory_access, emit_copy_of_insn_after): Likewise.
5365 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5366 * fwprop.c (should_replace_address, propagate_rtx_1,
5367 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5369 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5370 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5371 * lcm.c (compute_insert_delete, pre_edge_lcm,
5372 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5373 * lower-subreg.c (resolve_reg_notes): Likewise.
5374 * mode-switching.c (optimize_mode_switching): Likewise.
5376 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5378 * bt-load.c (add_btr_def, migrate_btr_def,
5379 branch_target_load_optimize): Avoid C++ keywords.
5380 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5382 * combine.c (subst, simplify_set, make_extraction,
5383 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5384 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5385 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5387 2008-07-15 Richard Guenther <rguenther@suse.de>
5390 * c-common.c (strict_aliasing_warning): Do not warn for
5391 TYPE_REF_CAN_ALIAS_ALL pointers.
5392 (c_common_get_alias_set): may_alias types are not special.
5393 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5394 attribute and set can_ref_all accordingly.
5395 (build_reference_type_for_mode): Likewise.
5396 * doc/extend.texi (may_alias): Clarify.
5398 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5401 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5402 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5404 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5407 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5408 gcc_assert, instead call output_operand_lossage.
5410 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5412 * builtins.c (std_canonical_va_list): Treat structure based
5415 2008-07-15 Ben Elliston <bje@au.ibm.com>
5417 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5419 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5421 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5424 2008-07-14 Jan Hubicka <jh@suse.cz>
5426 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5427 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5428 fix predicates and constraints.
5429 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5430 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5432 2008-07-14 Doug Kwan <dougkwan@google.com>
5434 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5435 additional option file arm/eabi.opt.
5436 * config/arm/eabi.h (File): New configuration file for EABI targets.
5437 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5438 SUBSUBTARGET_EXTRA_SPECS.
5439 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5440 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5441 from STARTFILE_SPEC so that it can be referenced in an override.
5442 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5443 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5444 can be referenced in an override.
5445 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5446 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5447 so that it can be referenced in an override.
5448 (LINK_SPEC): Use BPABI_LINK_SPEC.
5449 * config/arm/eabi.opt (File): New.
5451 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5453 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5454 (FIXED_VALUE_H): New variable.
5455 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5456 input.h, fixed-value.h.
5457 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5458 (BASIC_BLOCK_H): Use $(BITMAP_H).
5459 (FUNCTION_H): Add varray.h.
5460 (IPA_REFERENCE_H): Use $(BITMAP_H).
5461 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5462 (DF_H): Use $(BITMAP_H).
5463 (GGC_H): Add statistics.h.
5465 (INSN_ATTR_H): Use it.
5466 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5468 (SYMTAB_H): Add $(OBSTACK_H).
5469 (CPP_INTERNAL_H): New.
5470 (TREE_DUMP_H): Add tree-pass.h.
5471 (TREE_FLOW_H): Use $(BITMAP_H)
5472 (PRETTY_PRINT_H): Use $(INPUT_H).
5473 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5476 (many object files): Fix lots of header dependencies throughout.
5478 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5480 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5482 (s-gtyp-input): Use them to write tmp-gi.list.
5483 (echo_to_gi.list): Remove.
5485 2008-07-14 Richard Guenther <rguenther@suse.de>
5487 * tree-ssa-sccvn.c (pre_info): Remove.
5488 (switch_to_PRE_table): Likewise.
5489 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5490 (set_hashtable_value_ids): Do not create value-ids for the
5492 (run_scc_vn): Remove double test. Remove bogus special-case
5493 in value-number printing.
5494 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5495 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5497 * tree-flow-inline.h (get_value_handle): Remove.
5498 * tree-flow.h (get_value_handle): Remove.
5500 2008-07-14 Martin Jambor <mjambor@suse.cz>
5502 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5503 in which we generate arithmetics is not a subrange.
5505 2008-07-14 Martin Jambor <mjambor@suse.cz>
5507 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5509 2008-07-14 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5513 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5516 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5517 reload for symbol refs moved to r0 with -fPIC.
5518 (legitimize_pic_address): Use the target register as temporary
5520 (emit_symbolic_move): Adjust comment.
5521 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5524 2008-07-14 Ben Elliston <bje@au.ibm.com>
5526 * c-common.h (C_CPP_HASHNODE): New macro.
5527 * coretypes.h (struct cpp_token): Forward declare.
5528 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5529 the context-sensitive keyword method.
5530 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5531 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5532 expand_bool_pixel): New.
5533 (altivec_categorize_keyword): New function.
5534 (init_vector_keywords): New function.
5535 (rs6000_macro_to_expand): Likewise.
5536 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5537 compiling an ISO C dialect.
5539 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5541 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5542 (create_expression_by_pieces): Fix typo.
5543 (do_regular_insertion): Use debug counter here too.
5545 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5548 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5549 CONST_OK_FOR_LETTER_P. All port-local users changed.
5550 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5551 implement Kp matching power-of-two.
5552 (CONSTRAINT_LEN): Define to match.
5553 * config/cris/cris.md: Replace all use of constraint K with Kc.
5554 ("*btst*): Use Kp for operand 0 of last alternative.
5556 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5559 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5562 2008-07-13 Jan Hubicka <jh@suse.cz>
5564 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5567 2008-07-13 Richard Guenther <rguenther@suse.de>
5570 * langhooks.c (lhd_print_error_function): Deal with recursive
5573 2008-07-12 Jan Hubicka <jh@suse.cz>
5575 * cgraph.c (assembler_name_hash): New static var.
5576 (hash_node_by_assembler_name, eq_assembler_name): New.
5577 (cgraph_node_for_asm): Use hashtable.
5578 (cgraph_remove_node): Maintain hashtable.
5579 (change_decl_assembler_name): Sanity check that names are not changing
5580 after aliasing was processed.
5581 * cgraph.h (varpoon_node): Add next GGC marker.
5582 * tree.c (decl_assembler_name_equal): Constify.
5583 (decl_assembler_name_hash): New.
5584 * tree.h (decl_assembler_name_equal): Constify.
5585 (decl_assembler_name_hash): Update.
5587 2008-07-12 David Daney <ddaney@avtrex.com>
5589 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5592 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5594 * doc/md.texi: Document the MIPS "v" constraint.
5595 * config/mips/mips.h (reg_class): Revert last change.
5596 (REG_CLASS_NAMES): Likewise.
5597 (REG_CLASS_CONTENTS): Likewise.
5598 * config/mips/mips.c (mips_regno_to_class): Likewise.
5599 * config/mips/constraints.md (v): Likewise, but add documentation.
5600 Add a comment to say that this constraint should not be used in
5603 2008-07-11 DJ Delorie <dj@redhat.com>
5605 * config/h8300/h8300.md (length): Fix branch offset limit.
5607 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5609 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5610 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5611 (avr_hard_regno_scratch_ok): New function.
5612 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5613 * config/avr/avr.md (all peepholes that request a scratch register):
5614 Remove avr_peep2_scratch_safe use.
5616 2008-07-11 Tom Tromey <tromey@redhat.com>
5617 Ian Lance Taylor <iant@google.com>
5619 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5620 (struct c_common_resword): Define.
5621 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5622 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5623 (c_common_reswords, num_c_common_reswords): Declare.
5624 * c-common.c (c_common_reswords): New global const array.
5625 (num_c_common_reswords): New const int.
5626 * c-parser.c (struct resword, reswords): Don't define.
5627 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5628 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5629 than reswords. If warning about C++ keywords, give them a special
5631 (c_lex_one_token): Warn about C++ keywords. Call
5632 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5633 (c_parser_external_declaration): Look for RID_xxx rather than
5634 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5635 (c_parser_statement_after_labels): Likewise.
5636 (c_parser_objc_class_instance_variables): Likewise.
5637 (c_parser_objc_class_declaration): Likewise.
5638 (c_parser_objc_try_catch_statement): Likewise.
5639 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5640 (declspecs_add_type): Likewise.
5642 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5644 * ggc-page.c (alloc_page):
5645 Substituting xmalloc, xcalloc with
5646 XNEWVEC and XCNEWVAR macros which add the
5649 2008-07-11 Richard Guenther <rguenther@suse.de>
5651 PR tree-optimization/36765
5652 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5653 aliases from HEAP vars to SMTs.
5655 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5657 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5658 * configure.ac (loose_warn): Move -Wc++-compat from here...
5659 (strict_warn): ...to here.
5660 * configure: Regenerate.
5662 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5664 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5665 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5666 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5667 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5668 excluding more specific h8300-*-* and sh-*-* targets.
5670 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5672 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5674 (execute_pre): Call loop_optimizer_finalize in early exit.
5676 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5679 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5680 uids in the bitmap, not just VAR_DECL uids.
5682 PR rtl-optimization/36419
5683 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5684 (combine_stack_adjustments_for_block): Call it if needed. Delete
5686 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5687 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5688 prologue sp adjustment.
5690 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5693 * opts.c (print_ignored_options): Report postponed diagnostics for
5694 unknown -Wno-* options as warnings, not errors.
5695 (postpone_unknown_option_error): Renamed to...
5696 (postpone_unknown_option_warning): ... this.
5698 2008-07-09 Doug Kwan <dougkwan@google.com>
5701 2008-07-08 Doug Kwan <dougkwan@google.com>
5703 * config/arm/arm.opt (mandroid): New option.
5704 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5705 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5707 (CC1PLUS_SPEC): Same.
5709 (STARTFILE_SPEC): Same.
5710 (ENDFILE_SPEC): Same.
5711 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5714 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5717 * config/mips/mips.h (reg_class): Remove V1_REG.
5718 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5719 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5721 (mips_get_tp): New function.
5722 (mips_legitimize_tls_address): Use it.
5723 * config/mips/constraints.md (v): Delete.
5724 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5725 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5726 After reload, split into a move and ...
5727 (*tls_get_tp_<mode>_split): ...this new instruction.
5729 2008-07-09 David Daney <ddaney@avtrex.com>
5731 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5733 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5735 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5736 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5738 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5739 htab_delete should be called. Don't free c.
5740 (lookup_tmp_var): Create temp_htab lazily.
5741 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5742 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5744 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5745 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5746 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5747 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5748 * tree-sra.c (generate_element_init): Likewise.
5749 * tree-mudflap.c (execute_mudflap_function_ops,
5750 execute_mudflap_function_decls): Likewise.
5751 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5752 * tree-gimple.h (struct gimplify_ctx): New type.
5753 (push_gimplify_context): Adjust prototype.
5755 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5757 * tree-ssa-pre.c (phi_translate_1): Update placement of
5760 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5762 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5763 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5764 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5765 * targhooks.c (default_hard_regno_scratch_ok): New function.
5766 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5767 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5768 * recog.c: Include "target.h".
5769 (peep2_find_free_register): Add check for global regs. Add target
5771 * Makefile.in (recog.o): Depend on target.h.
5773 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5775 * config/sh/sh.c (sh_canonical_va_list_type): New.
5776 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5778 2008-07-09 Raksit Ashok <raksit@google.com>
5780 * doc/invoke.texi (Option Summary): Mention new option
5781 -Wdisallowed-function-list=...
5782 (Warning Options): Document -Wdisallowed-function-list=...
5783 * common.opt (Wdisallowed-function-list=): New flag.
5784 * flags.h (warn_disallowed_functions): External definition of new
5785 boolean warning flag.
5786 (warn_if_disallowed_function_p): Declare new function.
5787 * opts.c (warning_disallowed_functions): New static variable.
5788 (warn_disallowed_functions): New boolean warning flag.
5789 (warn_if_disallowed_function_p): New function.
5790 (add_comma_separated_to_vector): Rename
5791 add_instrument_functions_exclude_list to this.
5792 (common_handle_option): Handle new option. Rename calls to
5793 add_instrument_functions_exclude_list into calls to
5794 add_comma_separated_to_vector.
5795 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5796 based on flag warn_disallowed_functions.
5798 2008-07-09 Christian Bruel <christian.bruel@st.com>
5800 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5801 instead of get_attr_length.
5803 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5805 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5807 * genemit.c (gen_insn): Likewise.
5808 * gengtype.c (note_def_vec): Likewise.
5809 * gengtype.h (note_def_vec): Likewise.
5810 * genoutput.c (struct data, output_insn_data, process_template,
5811 gen_expand, gen_split, note_constraint): Likewise.
5812 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5813 make_insn_sequence): Likewise.
5814 * gensupport.c (record_insn_name): Likewise.
5816 2008-07-08 Doug Kwan <dougkwan@google.com>
5818 * config/arm/arm.opt (mandroid): New option.
5819 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5820 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5822 (CC1PLUS_SPEC): Same.
5824 (STARTFILE_SPEC): Same.
5825 (ENDFILE_SPEC): Same.
5826 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5829 2008-07-08 Raksit Ashok <raksit@google.com>
5831 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5832 (set_storage_via_setmem): Fix expected_align parameter.
5833 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5834 missing from the list.
5835 * doc/md.texi (movmem): Explicitly state that expected alignment is
5836 to be expressed in bytes.
5837 (setmem): Explicitly state that expected alignment is to be expressed
5840 2008-07-08 Joseph Myers <joseph@codesourcery.com>
5842 * reload.c (find_reloads_subreg_address): Do not require validity
5843 of address in original mode before reloading address.
5845 2008-07-07 Tianwei Sheng <tianweis@google.com>
5847 * df-core.c (df_remove_problem): Adjust the access to avoid out of
5848 bounds array access.
5850 2008-07-08 Jakub Jelinek <jakub@redhat.com>
5852 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
5854 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
5856 Fix PR tree-optimization/23455
5857 Fix PR tree-optimization/35286
5858 Fix PR tree-optimization/35287
5859 * Makefile.in (OBJS-common): Remove tree-vn.o.
5860 (tree-vn.o): Remove.
5861 * dbgcnt.def: Add treepre_insert debug counter.
5862 * gcc/tree-flow.h (add_to_value): Updated for other changes.
5863 (debug_value_expressions): Ditto.
5864 (print_value_expressions): Ditto.
5865 * tree-pretty-print.c (dump_generic_node): Updated for
5866 VALUE_HANDLE removal.
5867 * tree-ssa-dom.c (record_equality): Ditto.
5868 (cprop_operand): Ditto.
5869 (lookup_avail_expr): Ditto.
5870 * tree-ssa-threadedge.c
5871 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
5872 (simplify_control_stmt_condition): Ditto.
5873 * tree.c (tree_code_size): Ditto.
5874 (tree_node_structure): Ditto.
5875 (iterative_hash_expr): Ditto.
5877 * tree.h (VALUE_HANDLE_ID): Ditto.
5878 (VALUE_HANDLE_EXPR_SET): Ditto.
5879 (struct tree_value_handle): Ditto.
5880 (union tree_node): Ditto.
5881 * treestruct.def: Ditto.
5882 * tree-vn.c: Removed.
5883 * tree-ssa-pre.c: Rewritten entirely.
5884 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
5885 (constant_value_ids): Ditto.
5886 (vn_nary_op_t): Moved to header.
5888 (vn_reference_op_t): Ditto
5889 (vn_reference_t): Ditto.
5890 (next_value_id): New variable.
5891 (VN_INFO): Add an assert.
5892 (vn_constant_eq): New function.
5893 (vn_constant_hash): Ditto.
5894 (get_or_alloc_constant_value_id): Ditto.
5895 (value_id_constant_p): Ditto.
5896 (vn_reference_compute_hash): De-staticify.
5897 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
5898 Disable some code with a FIXME. Remove VALUE_HANDLE use.
5899 (valueize_refs): Update opcode if it changes from ssa name to constant.
5900 (vn_reference_lookup_1): Add new argument.
5901 (vn_reference_lookup): Ditto.
5902 (vn_reference_lookup_pieces): New function.
5903 (vn_reference_insert): Add return type. Modify to deal with value ids.
5904 (vn_reference_insert_pieces): New function.
5905 (vn_nary_op_compute_hash): De-staticify.
5906 (vn_nary_op_eq): Ditto.
5907 (vn_nary_op_lookup_pieces): New function.
5908 (vn_nary_op_lookup): Add new argument.
5909 (vn_nary_op_insert_pieces): New function.
5910 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
5911 (vn_phi_insert): Ditto.
5912 (visit_unary_op): Update for callee changes.
5913 (visit_binary_op): Ditto.
5914 (visit_reference_op_load): Ditto.
5915 (visit_reference_op_store): Ditto.
5916 (init_scc_vn): Init next_value_id, constant_to_value_id and
5918 (free_scc_vn): Free them.
5919 (set_hashtable_value_ids): New function.
5920 (run_scc_vn): Use it.
5921 (get_max_value_id): New function.
5922 (get_next_value_id): Ditto.
5923 (expressions_equal_p): Moved from tree-vn.c
5924 (sort_vuses): Ditto.
5925 (sort_vuses_heap): Ditto.
5926 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
5928 * tree.c (iterative_hash_hashval_t): Made non-static
5929 * tree.h (iterative_hash_hashval_t): Declare it.
5931 2008-07-08 Martin Jambor <mjambor@suse.cz>
5933 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
5934 instead of ipa_create_node_params.
5935 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
5936 ipa_check_create_edge_args, free them with
5937 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
5939 * ipa-prop.c: Include flags.h and tree-inline.h.
5940 (ipa_node_params_vector): New variable.
5941 (ipa_edge_args_vector): New variable.
5942 (edge_removal_hook_holder): New variable.
5943 (node_removal_hook_holder): New variable.
5944 (edge_duplication_hook_holder): New variable.
5945 (node_duplication_hook_holder): New variable.
5946 (ipa_detect_param_modifications): Check for presence of modified flags.
5947 (ipa_compute_jump_functions): Check for presence of jump functions.
5948 (ipa_free_edge_args_substructures): New function.
5949 (ipa_create_node_params): Removed.
5950 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
5951 (ipa_free_node_params_substructures): New function.
5952 (ipa_free_all_node_params): Changed to deallocate the on-the-side
5954 (ipa_edge_removal_hook): New function.
5955 (ipa_node_removal_hook): New function.
5956 (duplicate_array): New function.
5957 (ipa_edge_duplication_hook): New function.
5958 (ipa_node_duplication_hook): New function.
5959 (ipa_register_cgraph_hooks): New function.
5960 (ipa_unregister_cgraph_hooks): New function.
5961 (free_all_ipa_structures_after_ipa_cp): New function.
5963 * ipa-prop.h: Include vec.h.
5964 (ipa_node_params_t): New typedef with vector types for it.
5965 (ipa_edge_args_t): New typedef with vector types for it.
5966 (IPA_NODE_REF): Changed to access an on-the-side vector.
5967 (IPA_EDGE_REF): Changed to access an on-the-side vector.
5968 (ipa_check_create_node_params): New function.
5969 (ipa_check_create_edge_args): New function.
5971 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
5974 2008-07-07 Tom Tromey <tromey@redhat.com>
5976 * configure, config.in: Rebuilt.
5977 * configure.ac: Don't check for scandir or alphasort.
5979 2008-07-07 Joseph Myers <joseph@codesourcery.com>
5981 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
5982 types immediately after creating them.
5984 2008-07-07 Joseph Myers <joseph@codesourcery.com>
5986 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
5988 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
5990 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
5991 dump_constraint_graph.
5992 (dump_constraint_edge): New function.
5993 (dump_constraint_graph): New function.
5994 (debug_constraint_graph): New function.
5995 (dump_constraint): Removed useless comparison.
5996 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
5997 (dump_constraint_graph): Declare.
5998 (debug_constraint_graph): Declare.
5999 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6001 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6003 * config/i386/i386.c (is_va_list_char_pointer): New.
6004 (ix86_va_start): Replace compare with ms_va_list_type_node
6005 by is_va_list_char_pointer.
6006 (ix86_gimplify_va_arg): Likewise.
6008 2008-07-07 Martin Jambor <mjambor@suse.cz>
6010 * cgraph.c (cgraph_edge_max_uid): New variable.
6011 (struct cgraph_edge_hook_list): New type.
6012 (struct cgraph_node_hook_list): New type.
6013 (struct cgraph_2edge_hook_list): New type.
6014 (struct cgraph_2node_hook_list): New type.
6015 (first_cgraph_edge_removal_hook): New variable.
6016 (first_cgraph_node_removal_hook): New variable.
6017 (first_cgraph_edge_duplicated_hook): New variable.
6018 (first_cgraph_node_duplicated_hook): New variable.
6019 (cgraph_add_edge_removal_hook): New function.
6020 (cgraph_remove_edge_removal_hook): New function.
6021 (cgraph_call_edge_removal_hooks): New function.
6022 (cgraph_add_node_removal_hook): New function.
6023 (cgraph_remove_node_removal_hook): New function.
6024 (cgraph_call_node_removal_hooks): New function.
6025 (cgraph_add_edge_duplication_hook): New function.
6026 (cgraph_remove_edge_duplication_hook): New function.
6027 (cgraph_call_edge_duplication_hooks): New function.
6028 (cgraph_add_node_duplication_hook): New function.
6029 (cgraph_remove_node_duplication_hook): New function.
6030 (cgraph_call_node_duplication_hooks): New function.
6031 (cgraph_create_edge): Assign to edge uid.
6032 (cgraph_remove_edge): Call edge removal hooks.
6033 (cgraph_node_remove_callees): Call edge removal hooks.
6034 (cgraph_node_remove_callers): Call edge removal hooks.
6035 (cgraph_remove_node): Call node removal hooks.
6036 (cgraph_clone_edge): Call edge duplication hooks.
6037 (cgraph_clone_node): Call node duplication hooks.
6039 * cgraph.h (cgraph_edge): New field uid.
6040 (cgraph_edge_hook): New type.
6041 (cgraph_node_hook): New type.
6042 (cgraph_2edge_hook): New type.
6043 (cgraph_2node_hook): New type.
6045 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6047 * config.in: Regenerate.
6049 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6051 * gcc.c (print_sysroot): New.
6052 (option_map, display_help, process_command): Handle the
6053 -print-sysroot option.
6054 (main): Print the sysroot if requested.
6055 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6057 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6060 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6062 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6064 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6065 (assign_parm_setup_block_p): Also check mode of entry_parm.
6067 2008-07-07 Richard Guenther <rguenther@suse.de>
6069 * tree-ssa-structalias.h (set_used_smts): Remove.
6070 * tree-ssa-structalias.c (used_smts): Likewise.
6071 (set_used_smts): Likewise.
6072 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6073 call to set_used_smts.
6075 2008-07-07 Richard Guenther <rguenther@suse.de>
6077 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6078 (new_var_info): Set it to false.
6079 (solution_set_add): Correctly handle pointers outside a var and
6081 (type_safe): Treat variables with is_full_var properly.
6082 (do_sd_constraint): Likewise.
6083 (do_ds_constraint): Likewise.
6084 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6085 (get_constraint_for_ptr_offset): New function.
6086 (get_constraint_for_component_ref): For addresses at least include
6087 the last field of the variable. Handle is_full_vars properly.
6088 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6089 (handle_ptr_arith): Remove.
6090 (find_func_aliases): Simplify assignment handling.
6091 (create_function_info_for): For parameter and result varinfos set
6093 (create_variable_info_for): Set is_full_var flag whenever we
6094 just created a single varinfo for a decl.
6095 (init_alias_vars): Initialize use_field_sensitive from
6096 max-fields-for-field-sensitive parameter.
6098 2008-07-07 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/36713
6101 * tree-flow-inline.h (is_call_used): New function.
6102 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6103 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6104 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6106 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6108 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6110 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6112 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6114 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6115 Nathan Sidwell <nathan@codesourcery.com>
6117 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6118 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6120 * config/m68k/t-linux: New.
6121 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6124 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6126 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6127 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6130 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * gcc.c (execute): Fix -Wc++-compat warning.
6134 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6138 constant for little endian.
6140 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6142 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6143 mips_base_mips16 instead of TARGET_MIPS16.
6144 (mips_base_mips16): Declare.
6145 * config/mips/mips.c (mips_base_mips16): Make global.
6146 (was_mips16_p): Remove GTY marker.
6147 (was_mips16_pch_p): New variable.
6148 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6149 (mips_override_options): Force to non-MIPS16 mode initially.
6150 Do not complain about MIPS16 PIC incompatibilities here.
6151 Only allow -mgpopt if -mexplicit-relocs is in force for
6154 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6156 * configure.ac: Check for caddr_t, define to char * if not defined.
6157 * configure: Regenerate.
6158 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6159 (mmap_gt_pch_use_address): Likewise.
6160 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6162 2008-07-06 Richard Guenther <rguenther@suse.de>
6164 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6165 (new_var_info): Deal with it.
6166 (solution_set_add): Likewise.
6167 (bitpos_of_field): Make signed, fix.
6168 (struct fieldoff): Remove type and decl fields. Make size field
6169 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6171 (fieldoff_compare): Deal with it.
6172 (push_fields_onto_fieldstack): Remove has_union argument, glob
6173 adjacent non-pointer fields together.
6174 (create_function_info_for): Do not set has_union.
6175 (create_variable_info_for): Simplify.
6177 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6179 * config.gcc (extra_headers): Add cross-stdarg.h for target
6180 x86_64-*-* and i?86-*-*.
6181 * config/i386/cross-stdarg.h: New.
6182 * builtins.c (std_fn_abi_va_list): New.
6183 (std_canonical_va_list_type): New.
6184 (stabilize_va_list): Replace va_list_type_node use by
6185 mtarget.canonical_va_list_type.
6186 (gimplify_va_arg_expr): Likewise.
6187 (expand_builtin_va_copy): Replace va_list_type_node use by
6188 mtarget.fn_abi_va_list.
6189 * tree-sra.c (is_va_list_type): New helper.
6190 (decl_can_be_decomposed_p): Replace
6191 va_list_type_node use by is_va_list_type.
6192 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6193 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6194 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6195 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6196 (ix86_enum_va_list): New.
6197 * config/i386/i386.c (sysv_va_list_type_node): New.
6198 (ms_va_list_type_node): New.
6199 (ix86_function_type_abi): Remove sorry.
6200 (ix86_build_builtin_va_list_abi): New.
6201 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6203 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6204 (ix86_init_builtins_va_builtins_abi): New.
6205 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6207 (ix86_handle_abi_attribute): New.
6208 (attribute_spec): Add sysv_abi and ms_abi.
6209 (ix86_fn_abi_va_list): New.
6210 (ix86_canonical_va_list_type): New.
6211 (ix86_enum_va_list): New.
6212 (TARGET_FN_ABI_VA_LIST): New.
6213 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6214 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6215 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6216 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6217 (TARGET_ENUM_VA_LIST): New.
6218 * expr.h (std_fn_abi_va_list): New.
6219 (std_canonical_va_list_type): New.
6220 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6221 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6222 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6223 TARGET_CANONICAL_VA_LIST_TYPE.
6224 * target.h (struct gcc_target): Add fn_abi_va_list hook
6225 and canonical_va_list_type hook.
6227 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6229 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6230 integral and pointer types.
6232 2008-07-04 Roger Sayle <roger@eyesopen.com>
6234 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6235 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6237 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6240 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6242 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6244 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6245 build_gimple_modify_stmt.
6246 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6247 gimple operand. Use fold_build* instead of build*.
6249 2008-07-04 Richard Guenther <rguenther@suse.de>
6251 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6252 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6253 properly to compute the reachability set if we do field-sensitive PTA.
6254 * invoke.texi (max-fields-for-field-sensitive): Document default.
6255 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6256 100 for optimize >= 2.
6258 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6260 * ggc-zone.c (lookup_page_table_if_allocated,
6261 set_page_table_entry, zone_find_object_size, alloc_small_page,
6262 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6263 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6264 -Wc++-compat and/or -Wcast-qual warnings.
6266 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6269 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6270 pic_offset_table_rtx to be marked as used here.
6271 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6272 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6273 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6274 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6277 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * alloc-pool.c (hash_descriptor, eq_descriptor,
6280 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6281 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6283 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6284 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6285 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6286 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6289 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6291 * tree-flow.h (loop_only_exit_p): Declare.
6292 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6293 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6294 the number of iterations if it is constant. Otherwise, if this is the
6295 only possible exit of the loop, use the conservative estimate on the
6296 number of iterations of the entire loop if available.
6298 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6300 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6301 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6302 Add synchronization functions.
6303 * config/sync.c: New file.
6304 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6305 (LIBGCC_SYNC_CFLAGS): Likewise.
6307 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6311 (*pushtf_sse): New insn pattern.
6312 (pushtf splitters): New splitters.
6314 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6317 * predict.c (build_predict_expr): Use void_type_node for the tree
6318 type, instead of NULL_TREE.
6320 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6322 * config/i386/i386.c (contains_aligned_value_p): Return true
6324 (ix86_data_alignment): Align TCmode to 128bits.
6325 (ix86_local_alignment): Likewise.
6327 2008-07-03 Andrew Haley <aph@redhat.com>
6330 * vec.h (VEC_TA): New.
6331 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6332 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6333 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6334 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6335 (C_COMMON_FIXED_TYPES): Remove first arg.
6336 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6337 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6338 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6339 not to use empty macro arguments.
6341 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6343 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6344 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6345 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6346 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6347 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6348 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6349 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6350 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6351 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6352 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6353 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6354 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6355 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6356 config/rs6000/e500crtres64gpr.asm,
6357 config/rs6000/e500crtres64gprctr.asm,
6358 config/rs6000/e500crtrest32gpr.asm,
6359 config/rs6000/e500crtrest64gpr.asm,
6360 config/rs6000/e500crtresx32gpr.asm,
6361 config/rs6000/e500crtresx64gpr.asm,
6362 config/rs6000/e500crtsav32gpr.asm,
6363 config/rs6000/e500crtsav64gpr.asm,
6364 config/rs6000/e500crtsav64gprctr.asm,
6365 config/rs6000/e500crtsavg32gpr.asm,
6366 config/rs6000/e500crtsavg64gpr.asm,
6367 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6368 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6369 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6370 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6371 config/sparc/sol2-cn.asm: Remove .file directives.
6373 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6375 * resource.c (mark_referenced_resources): Look inside
6376 UNSPEC_VOLATILEs and ASM_INPUTs.
6378 2008-07-02 Ian Lance Taylor <iant@google.com>
6380 * rtlanal.c (add_reg_note): New function.
6381 * rtl.h (add_reg_note): Declare.
6382 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6383 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6384 * builtins.c (expand_builtin_longjmp): Likewise.
6385 (expand_builtin_nonlocal_goto): Likewise.
6386 * calls.c (emit_call_1, expand_call): Likewise.
6387 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6388 * cfglayout.c (fixup_reorder_chain): Likewise.
6389 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6390 (commit_one_edge_insertion): Likewise.
6391 * combine.c (move_deaths, distribute_notes): Likewise.
6392 * df-problems.c (df_set_note): Likewise.
6393 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6394 (set_unique_reg_note): Likewise.
6395 (emit_copy_of_insn_after): Likewise.
6396 * expr.c (expand_expr_real): Likewise.
6397 * gcse.c (add_label_notes): Likewise.
6398 * haifa-sched.c (create_check_block_twin): Likewise.
6399 * jump.c (mark_jump_label_1): Likewise.
6400 * loop-doloop.c (add_test, doloop_modify): Likewise.
6401 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6402 * lower-subreg.c (move_eh_region_note): Likewise.
6403 * optabs.c (emit_libcall_block): Likewise.
6404 * predict.c (predict_insn): Likewise.
6405 (combine_predictions_for_insn): Likewise.
6406 * recog.c (peephole2_optimize): Likewise.
6407 * regmove.c (try_auto_increment): Likewise.
6408 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6409 * reload.c (find_reloads): Likewise.
6410 * reload1.c (fixup_eh_region_note): Likewise.
6411 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6412 * reorg.c (delete_prior_computation): Likewise.
6413 (delete_computation, dbr_schedule): Likewise.
6414 * config/pa/pa.c (legitimize_pic_address): Likewise.
6415 * config/sh/sh.c (sh_reorg): Likewise.
6417 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6420 * config/libgcc-glibc.ver: Add %exclude.
6421 * config/m32r/libgcc-glibc.ver: Likwise.
6422 * config/s390/libgcc-glibc.ver: Likwise.
6423 * config/sh/libgcc-glibc.ver: Likwise.
6424 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6426 * config/i386/libgcc-glibc.ver: New.
6428 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6430 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6432 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6433 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6434 i[34567]86-*-linux*, x86_64-*-linux*. Add
6435 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6436 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6437 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6438 i[34567]86-*-linux*, x86_64-*-linux*.
6440 * libgcc-std.ver: Add empty GCC_4.4.0.
6442 * mkmap-symver.awk: Support multiple versions per symbol.
6444 * config/i386/i386.c (ix86_init_builtins): Always define
6445 __builtin_fabsq and __builtin_copysignq with fallbacks.
6446 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6447 and __builtin_copysignq if SSE2 isn't available.
6449 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6450 (LIBGCC2_TF_CEXT): Likwise.
6453 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6455 * config/i386/sfp-machine.h: Moved to libgcc.
6457 * config/i386/sfp-machine.h: New.
6458 * config/i386/t-linux: Likwise.
6460 * config/i386/t-darwin: Remove softfp_wrap_start and
6462 * config/i386/t-darwin64: Likewise.
6464 * config/i386/t-fprules-softfp64: Renamed to ...
6465 * config/i386/t-fprules-softfp: This.
6467 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6468 and softfp_wrap_end.
6470 2008-07-02 Jason Merrill <jason@redhat.com>
6472 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6474 * tree.c (ctor_to_list): New fn.
6475 * tree.h: Declare it.
6476 (CONSTRUCTOR_ELT): New macro.
6477 (CONSTRUCTOR_NELTS): New macro.
6479 2008-07-02 Richard Guenther <rguenther@suse.de>
6481 * tree-ssa-structalias.c (struct variable_info): Reorder
6482 to fill padding on 64bit hosts. Make collapsed_to an int.
6483 (get_varinfo_fc): Deal with that.
6484 (new_var_info): Likewise.
6485 (collapse_rest_of_var): Likewise.
6487 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6489 * doc/install.texi (--enable-java-home): Document.
6490 (--enable-aot-compile-rpm): Likewise.
6491 (--with-arch-directory): Likewise.
6492 (--with-os-directory): Likewise.
6493 (--with-origin-name): Likewise.
6494 (--with-arch-suffix): Likewise.
6495 (--with-jvm-root-dir): Likewise.
6496 (--with-jvm-jar-dir): Likewise.
6497 (--with-python-dir): Likewise.
6499 2008-07-02 Richard Guenther <rguenther@suse.de>
6501 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6502 from decls explicitly. Merge operand checking from tuples.
6504 2008-07-02 Martin Jambor <mjambor@suse.cz>
6506 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6508 2008-07-02 Martin Jambor <mjambor@suse.cz>
6510 * tree-switch-conversion.c: Included timevar.h
6511 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6513 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6515 2008-07-02 Martin Jambor <mjambor@suse.cz>
6517 * tree-switch-conversion.c: Corrected various comments and
6519 (build_constructors): Fixed minor formatting mistakes.
6521 * invoke.texi (Optimize Options): Corrected the
6522 switch-conversion-max-branch-ratio parameter.
6524 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6526 * final.c (asm_insn_count): Return zero for an empty asm body.
6528 2008-07-02 Richard Guenther <rguenther@suse.de>
6530 * bitmap.h (bitmap_set_bit): Return bool.
6531 (bitmap_clear_bit): Likewise.
6532 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6533 write to the bitmap if it would.
6534 (bitmap_clear_bit): Likewise.
6535 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6536 bitmap_set_bit return value.
6537 (add_pred_graph_edge): Likewise.
6538 (add_graph_edge): Likewise.
6539 (do_sd_constraint): Likewise.
6540 (do_ds_constraint): Likewise.
6542 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6545 Fix -Wc++-compat and/or -Wcast-qual warnings.
6546 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6547 gen_regparm_prefix): Likewise.
6548 * vmsdbgout.c (write_modbeg, lookup_filename,
6549 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6551 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6553 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6554 defaults.h definition apply.
6556 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6558 * function.c (assign_parm_remove_parallels): New.
6559 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6561 (assign_parm_setup_block): Do not handle them.
6562 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6563 assign_parm_remove_parallels.
6565 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6567 * c-typeck.c (convert_for_assignment): Use
6568 vector_targets_convertible_p.
6569 * c-common.c (vector_targets_convertible_p): New.
6570 * c-common.h (vector_targets_convertible_p): New prototype.
6571 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6572 opaque_p_V2SI_type_node.
6574 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6576 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6579 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6581 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6582 TFmode constants via two element DImode vector for hosts with
6583 HOST_BITS_PER_WIDE_INT < 64.
6584 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6585 also for HOST_BITS_PER_WIDE_INT < 64.
6587 2008-07-01 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/36666
6590 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6591 (get_constraint_exp_from_ssa_var): Split into ...
6592 (get_constraint_exp_for_temp): ... this ...
6593 (get_constraint_for_ssa_var): ... and that.
6594 Return constraint expressions for all touched sub-fields
6595 if the results address is not taken.
6596 (process_constraint): Remove assertion that aggregate
6597 assignments do not happen at this place.
6598 (get_constraint_for_component_ref): Add address_p argument.
6599 Return constraint expressions for all touched sub-fields
6600 if the results address is not taken.
6601 (do_deref): Use get_constraint_exp_for_temp.
6602 (get_constraint_for_1): Rename from ...
6603 (get_constraint_for): ... this. Add the old function as wrapper.
6604 (do_structure_copy): Use get_constraint_for_1.
6606 2008-07-01 Martin Jambor <mjambor@suse.cz>
6608 * Makefile.in (tree-switch-conversion.o): Add.
6609 (OBJS-common): Add tree-swtch-conversion.o.
6610 * passes.c (init_optimization_passes): Add pass_convert_switch.
6611 * tree-pass.h: (pass_convert_switch): Add.
6612 * tree-switch-conversion.c: New file.
6613 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6614 * common.opt (ftree-cswtch): New option.
6615 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6616 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6617 * opts.c (decode_options): Set flag_tree_switch_conversion when
6618 optimization level is >= 2.
6619 * doc/invoke.texi (Optimize Options): Added description of
6620 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6622 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6624 * config/darwin-driver.c (darwin_default_min_version): Fix
6625 -Wc++-compat warnings.
6627 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6632 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6634 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6636 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6638 PR rtl-optimization/34744
6639 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6640 (df_scan_free_internal): Free data structures not
6641 allocated in storage pools.
6642 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6643 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6644 df_scan_free_mws_vec.
6645 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6648 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6650 * config/i386/i386.c (contains_aligned_value_p): Return true
6652 (ix86_function_arg_boundary): Return its natural boundary
6654 (return_in_memory_32): Don't check TDmode.
6655 (ix86_split_to_parts): Support splitting into 4 parts and
6656 support TFmode for 32bit target.
6657 (ix86_split_long_move): Support splitting into 4 parts.
6658 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6660 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6661 (ix86_init_builtins): Here.
6662 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6663 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6664 'q' and 'w', respectively.
6666 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6668 (movtf_internal): Likewise.
6669 (<code>tf2): Likewise.
6670 (*absnegtf2_sse): Likewise.
6671 (copysign<mode>3): Likewise.
6672 (copysign<mode>3_const): Likewise.
6673 (copysign<mode>3_var): Likewise.
6674 (define_split UNSPEC_COPYSIGN): Likewise.
6675 * config/i386/sse.md (*nandtf3): Likewise.
6676 (<code>tf3): Likewise.
6677 (*<code>tf3): Likewise.
6679 2008-06-30 Joey Ye <joey.ye@intel.com>
6680 H.J. Lu <hongjiu.lu@intel.com>
6682 * global.c (compute_regsets): Set frame_pointer_needed here.
6683 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6685 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6687 * doc/install.texi (specific): Expand Windows build notes.
6689 2008-06-30 Ira Rosen <irar@il.ibm.com>
6691 PR tree-optimization/36648
6692 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6693 number of prolog iterations by step. Fix the comment.
6695 2008-06-30 Richard Guenther <rguenther@suse.de>
6698 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6699 handle calls from ECF_MALLOC functions.
6700 (handle_pure_call): ECF_MALLOC functions do not return
6702 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6704 2008-06-29 Andreas Schwab <schwab@suse.de>
6706 * config/m68k/m68k.c (print_operand): Always print a float
6708 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6709 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6712 * config/rs6000/x-linux64: Remove never used file.
6714 2008-06-29 Richard Guenther <rguenther@suse.de>
6716 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6718 (struct alias_info): Move ...
6719 * tree-ssa-alias.c: ... here.
6720 (update_alias_info): Declare.
6721 (compute_may_aliases): Call it.
6722 (update_alias_info): New function.
6723 * tree-ssa-structalias.c (update_alias_info): Move ...
6724 * tree-ssa-alias.c (update_alias_info_1): ... here.
6725 * tree-ssa-structalias.c (process_constraint_1): Remove
6726 unused from_call argument. Rename to ...
6727 (process_constraint): ... this. Delete old wrapper.
6728 (make_constraint_to): Adjust callers.
6729 (handle_const_call): Likewise.
6730 (handle_pure_call): Likewise.
6731 (init_base_vars): Likewise.
6732 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6733 (find_func_aliases): We don't need structure copies for
6735 (make_constraint_from_anything): Remove.
6736 (create_variable_info_for): For globals make constraints
6737 from escaped, not from anything.
6738 (compute_points_to_sets): Do not call update_alias_info.
6739 (ipa_pta_execute): Use make_constraint_from.
6741 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6744 (bitmap.o-warn, dominance.o-warn): New.
6745 * configure.ac (cxx_compat_warn): Delete.
6746 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6747 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6749 * configure: Regenerate.
6751 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6754 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6756 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6757 * df-scan.c (df_notes_rescan): Likewise.
6758 * ggc-page.c (set_page_table_entry): Likewise.
6759 * intl.c (gcc_gettext_width): Likewise.
6760 * varasm.c (get_unnamed_section, get_noswitch_section,
6761 get_section): Likewise.
6763 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6765 * regrename.c (build_def_use): Don't copy RTX.
6767 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6769 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6770 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6771 punctuation. Use @ref instead of @xref.
6772 (Function Names): Remove stray @display/@end display.
6773 (C++ Attributes): Use @ref instead of @xref.
6774 (Deprecated Features): Fix punctuation around @xref.
6775 (Backwards Compatibility): Likewise.
6776 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6778 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6780 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6781 constants for E500 double.
6783 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6785 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6786 element type of const_vector.
6788 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6790 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6791 Remove FLAGS_REG clobber from expander pattern.
6792 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6793 (anddi3, andsi3, andhi3, andqi3): Ditto.
6794 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6795 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6796 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6797 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6798 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6799 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6800 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6801 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6803 2008-06-28 Richard Guenther <rguenther@suse.de>
6805 * tree-ssa-structalias.c (callused_id, var_callused,
6806 callused_tree): Add.
6807 (handle_pure_call): New function.
6808 (find_func_aliases): Call it.
6809 (find_what_p_points_to): Handle the call-used set.
6810 (clobber_what_escaped): Likewise.
6811 (compute_call_used_vars): New function.
6812 (init_base_vars): Init the call-used variable.
6813 (do_sd_constraint): Do not propagate the solution from CALLUSED
6814 but use CALLUSED as a placeholder.
6815 (solve_graph): Likewise.
6816 * tree-flow-inline.h (gimple_call_used_vars): New function.
6817 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6818 (compute_call_used_vars): Declare.
6819 * tree-ssa-alias.c (set_initial_properties): Call
6820 compute_call_used_vars.
6821 (reset_alias_info): Clear call-used variables.
6822 (add_call_clobber_ops): Assert we are not called for const/pure
6823 functions. Remove handling of them.
6824 (add_call_read_ops): Handle pure functions by adding the
6825 call-used set of variables as VUSEs.
6826 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6827 (delete_tree_ssa): Free it.
6828 * tree-dfa.c (remove_referenced_var): Clear the var from the
6831 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6833 * tree.c (build_varargs_function_type_list): New.
6834 (build_function_type_list_1): New.
6835 (build_function_type_list): Use build_function_type_list_1.
6836 * tree.h (build_varargs_function_type_list): New.
6838 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6841 * config/spu/spu.c (spu_builtin_splats): Do not generate
6842 invalid CONST_VECTOR expressions.
6843 (spu_expand_vector_init): Likewise.
6845 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
6847 * optabs.c (libfunc_decls): New variable.
6848 (libfunc_decl_hash, libfunc_decl_eq): New functions.
6849 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
6850 for the same function twice.
6852 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
6854 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
6855 ix86_expand_binary_operator directly.
6856 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
6858 (*ashrti3_1): Ditto.
6859 (*lshrti3_1): Ditto.
6860 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
6861 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
6862 using only one splitter. Conditionaly execute splitter before or
6863 after peephole2 pass.
6864 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
6865 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
6866 Use only one alternative in asm template.
6867 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
6869 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
6870 "J" operand constraint for operand 2.
6871 (*ashldi3_cconly_rex64): Ditto.
6872 (*ashrdi3_cmp_rex64): Ditto.
6873 (*ashrdi3_cconly_rex64): Ditto.
6874 (*lshrdi3_cmp_rex64): Ditto.
6875 (*lshrdi3_cconly_rex64): Ditto.
6876 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
6877 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
6878 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
6881 2008-06-27 Jakub Jelinek <jakub@redhat.com>
6883 * gimplify.c (omp_is_private): Don't return true if decl is not
6884 already private on #pragma omp for or #pragma omp parallel for.
6887 * tree-cfg.c (struct move_stmt_d): Replace block field with
6888 orig_block and new_block fields.
6889 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
6890 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
6891 (move_block_to_fn): Replace vars_map and new_label_map arguments
6892 with struct move_stmt_d pointer.
6893 (replace_block_vars_by_duplicates): New function.
6894 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
6895 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
6896 all subblocks of ORIG_BLOCK to the new function. Call
6897 replace_block_vars_by_duplicates.
6898 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
6899 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
6900 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
6901 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
6902 (expand_omp): Temporarily set input_location to the location of
6903 region's controlling stmt.
6904 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
6905 BIND_EXPR, push ctx->block_vars and gimplification vars into
6906 the BIND_EXPR and its block's BLOCK_VARS instead of directly
6908 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
6909 there are any BLOCK_VARS.
6910 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
6911 OMP_PARALLEL or OMP_TASK stmt.
6912 (lower_omp): Save and restore input_location around the lower_omp_1
6915 2008-06-27 Richard Guenther <rguenther@suse.de>
6917 PR tree-optimization/36400
6918 PR tree-optimization/36373
6919 PR tree-optimization/36344
6920 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
6921 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
6922 (update_alias_info): Remove call clobbering code.
6923 (make_constraint_to): New helper function.
6924 (make_escape_constraint): Likewise.
6925 (handle_rhs_call): Use it on all pointer containing arguments.
6926 Also mark the static chain escaped.
6927 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
6928 instead of ANYTHING.
6929 (make_constraint_from): New helper split out from ...
6930 (make_constraint_from_anything): ... here.
6931 (find_func_aliases): Add constraints for escape sites.
6932 (intra_create_variable_infos): Make constraints from NONLOCAL
6934 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
6936 (clobber_what_p_points_to): Remove.
6937 (clobber_what_escaped): New function.
6938 (init_base_vars): Init NONLOCAL and ESCAPED.
6939 (do_sd_constraint): Do not propagate the solution from ESCAPED
6940 but use ESCAPED as a placeholder.
6941 (solve_graph): Likewise.
6942 * tree-flow.h (clobber_what_p_points_to): Remove.
6943 (clobber_what_escaped): Declare.
6944 * tree-ssa-alias.c (set_initial_properties): Call it.
6945 Remove code clobbering escaped pointers.
6947 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
6949 * function.c (allocate_struct_function): Only allocate a unique
6950 funcdef_no if the decl is nonzero.
6952 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
6954 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
6955 * config/mips/mips.c (mips_split_const_insns): New function.
6956 * config/mips/mips.md (move_type): New attribute.
6957 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
6958 (dword_mode): New attribute.
6959 (type): Avoid long line. Map "move_type"s to "type"s,
6960 choosing "multi" for doubleword moves if appropriate.
6961 Swap MTC/MFC comments to match their declaration order.
6962 (extended_mips16): Default to "yes" if "move_type" is "sll0",
6963 "type" is "branch" or "jal" is "direct".
6964 (length): Handle "extended_mips16" first. Make the default
6965 "0" for "ghost" instructions. Set the length from "move_type".
6966 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
6967 of "type", with "sll0" for the register alternative. Remove the
6968 "extended_mips16" attribute.
6969 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
6970 of "type", with "shift_shift" for the register alternative.
6971 Remove the "length" attribute.
6972 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
6973 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
6974 of "type", with "andi" for the register alternative.
6975 (*zero_extendqihi2): Likewise.
6976 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
6977 of "andi" instead of a "type" of "arith".
6978 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
6980 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
6981 (mov_<store>r, *mov<mode>_ra): Likewise.
6982 (extendsidi2): Use "move_type" instead of "type", with "move"
6983 for the register alternative.
6984 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
6985 of "type", with "signext" for the register alternative.
6986 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
6987 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
6988 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
6989 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
6990 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
6991 (unnamed branch insn): Likewise.
6992 (*movdi_gp32_fp64): Fold into...
6993 (*movdi_32bit): ...here.
6994 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
6995 (*movdf_hardfloat): ...this new pattern.
6996 (*movdf_softfloat): Remove redundant FPR alternatives.
6997 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
6998 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
6999 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7000 the "move" attribute.
7001 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7002 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7003 and "store" for COP loads and stores.
7004 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7005 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7006 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7007 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7008 (*movtf_mips16, *movv2sf): Likewise.
7009 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7010 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7011 (mfhc1<mode>): Use "move_type" instead of "move".
7012 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7013 (loadgp_blockage): Remove the "length" attribute.
7014 (blockage, set_got_version, update_got_version): Likewise.
7015 (call_internal): Remove the "extended_mips16" attribute.
7016 (call_value_internal, call_value_multiple_internal): Likewise.
7017 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7019 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7020 the "length" attribute.
7022 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7024 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7025 -Wcast-qual warnings.
7026 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7027 handle_pragma_pop_macro): Likewise.
7028 * collect2.c (resolve_lib_name): Likewise.
7029 * config/arc/arc.c (arc_init): Likewise.
7030 * config/arm/arm.c (neon_builtin_compare,
7031 locate_neon_builtin_icode): Likewise.
7032 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7033 * config/bfin/bfin.c (bfin_init_machine_status,
7034 bfin_optimize_loop): Likewise.
7035 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7036 * config/cris/cris.c (cris_init_expanders): Likewise.
7037 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7038 * config/darwin.c (machopic_indirection_eq,
7039 machopic_indirection_name, machopic_output_indirection): Likewise.
7040 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7041 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7042 frv_optimize_membar): Likewise.
7043 * config/i386/cygwin.h (mingw_scan,
7044 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7045 * config/i386/cygwin1.c (mingw_scan): Likewise.
7046 * config/i386/i386.c (machopic_output_stub): Likewise.
7047 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7048 i386_pe_unique_section): Likewise.
7049 * config/ia64/ia64.c (ia64_init_machine_status,
7050 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7052 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7053 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7054 * config/m68k/m68k.c (m68k_handle_option,
7055 m68k_sched_md_init_global): Likewise.
7056 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7057 mcore_unique_section): Likewise.
7058 * config/mips/mips.c (mips_block_move_straight,
7059 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7061 * config/mmix/mmix.c (mmix_init_machine_status,
7062 mmix_encode_section_info): Likewise.
7063 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7064 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7065 print_operand_address, output_toc, redefine_groups,
7066 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7067 * config/s390/s390.c (s390_init_machine_status): Likewise.
7068 * config/score/score.c (score_block_move_straight,
7069 score_block_move_loop_body): Likewise.
7070 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7071 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7072 * emit-rtl.c (find_auto_inc): Likewise.
7073 * gcc.c (translate_options, process_command): Likewise.
7074 * reorg.c (dbr_schedule): Likewise.
7075 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7076 * xcoffout.c (xcoffout_declare_function): Likewise.
7078 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7080 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7081 ipa-pta working again.
7083 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7085 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7088 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7090 * config.gcc (powerpc*-*-*): Add new core e500mc.
7091 * config/rs6000/e500mc.md: New file.
7092 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7094 (rs6000_override_options): Add e500mc case to
7095 processor_target_table. Altivec and Spe options not allowed
7096 with e500mc. Add isel instruction to e500mc by
7097 default. Initialize rs6000_cost for e500mc.
7098 (rs6000_issue_rate): Set issue rate for e500mc.
7099 * config/rs6000/rs6000.h (processor_type): Add
7100 PROCESSOR_PPCE500MC.
7101 (ASM_CPU_SPEC): Add e500mc.
7102 Set TARGET_ISEL to rs6000_isel.
7103 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7104 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7105 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7107 * doc/invoke.texi: Add e500mc to list of cpus.
7109 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7112 * c-lex.c (lex_charconst): Initialize unsignedp.
7114 2008-06-27 Olivier Hainque <hainque@adacore.com>
7116 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7117 documented assumptions.
7119 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7121 * dwarf2out.c: Remove trailing white spaces. Break long line
7124 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7126 * libfuncs.h (LTI_synchronize): New libfunc_index.
7127 (synchronize_libfunc): Declare.
7128 * builtins.c (expand_builtin_synchronize): Consider using
7129 synchronize_libfunc before falling back on an asm blockage.
7130 * config/mips/mips.c: Include libfuncs.h
7131 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7133 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7135 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7136 parameter. Copy stack_reg to r11 where appropriate.
7137 (no_global_regs_above): Add gpr parameter.
7138 (rs6000_stack_info): Only add padding for SPE save area if we
7139 are saving SPE GPRs and CR.
7140 (saveres_routine_syms): New variable.
7141 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7143 (rs6000_savres_routine_sym): New function.
7144 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7146 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7147 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7148 Tweak FPR out-of-line saving.
7149 (rs6000_make_savres_rtx): New function.
7150 (rs6000_use_multiple_p): New function.
7151 (rs6000_savres_strategy): New function.
7152 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7153 out-of-line if appropriate.
7154 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7155 if we are optimizing for size.
7156 (GP_SAVE_INLINE): Define.
7157 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7158 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7159 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7160 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7161 (*save_fpregs_<mode>): Add use of r11.
7162 (*restore_gpregs_<mode>): New insn.
7163 (*return_and_restore_gpregs_<mode>): New insn.
7164 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7166 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7167 (*restore_gpregs_spe): New insn.
7168 (*return_and_restore_gpregs_spe): New insn.
7169 * config/rs6000/predicates.md (save_world_operation): Fix check.
7171 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7173 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7174 this point, so assert that.
7176 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7178 * cfganal.c: Include vec.h and vecprim.h.
7179 (compute_idf): Import from...
7180 * tree-into-ssa (compute_idf): ...here.
7181 * basic-block.h (compute_idf): Export.
7183 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7185 * c-decl.c (merge_decls): Use !current_function_decl to check for
7186 extern declaration of C99 inline function being at file scope.
7188 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7190 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7192 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7194 * alias.c (record_alias_subset, init_alias_analysis): Fix
7195 -Wc++-compat and/or -Wcast-qual warnings.
7196 * attribs.c (lookup_attribute_spec): Likewise.
7197 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7198 copy_bb, connect_traces,
7199 find_rarely_executed_basic_blocks_and_cr): Likewise.
7200 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7201 note_btr_set, migrate_btr_defs): Likewise.
7202 * builtins.c (result_vector, expand_builtin_memcpy,
7203 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7204 builtin_memset_read_str, expand_builtin_printf,
7205 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7207 * caller-save.c (mark_set_regs): Likewise.
7208 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7209 * cgraph.c (cgraph_edge): Likewise.
7210 * combine.c (likely_spilled_retval_1): Likewise.
7211 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7212 htab_counts_entry_del, get_coverage_counts): Likewise.
7213 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7214 new_cselib_val): Likewise.
7215 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7216 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7218 * df-core.c (df_compact_blocks): Likewise.
7219 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7220 * df-scan.c (df_grow_reg_info, df_ref_create,
7221 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7222 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7223 df_record_entry_block_defs, df_record_exit_block_uses,
7224 df_bb_verify): Likewise.
7225 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7226 DF_REF_EXTRACT_MODE_CONST): New.
7227 * dominance.c (get_immediate_dominator, get_dominated_by,
7228 nearest_common_dominator, root_of_dom_tree,
7229 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7230 -Wc++-compat and/or -Wcast-qual warnings.
7231 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7232 record_store, replace_read, check_mem_read_rtx, scan_insn,
7233 dse_step1, dse_record_singleton_alias_set): Likewise.
7234 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7236 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7238 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7239 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7240 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7241 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7242 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7243 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7244 file_name_acquire, output_file_names, add_const_value_attribute,
7245 premark_used_types_helper, file_table_eq, file_table_hash,
7246 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7247 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7248 -Wcast-qual warnings.
7249 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7250 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7251 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7252 gen_reg_rtx, start_sequence, init_emit): Likewise.
7253 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7254 * except.c (init_eh_for_function, gen_eh_region,
7255 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7256 arh_to_landing_pad, arh_to_label, add_action_record,
7257 add_call_site, switch_to_exception_section): Likewise.
7258 * expmed.c (synth_mult): Likewise.
7259 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7260 store_expr): Likewise.
7261 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7263 * function.c (assign_stack_temp_for_type,
7264 allocate_struct_function, match_asm_constraints_1): Likewise.
7265 * gcov-io.c (gcov_allocate): Likewise.
7266 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7267 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7268 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7269 record_one_set, insert_expr_in_table, insert_set_in_table,
7270 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7271 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7272 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7273 -Wcast-qual warnings.
7275 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7277 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7278 -Wcast-qual warnings.
7279 * gcc.c (process_command): Likewise.
7280 * genattrtab.c (oballoc): Use XOBNEW.
7281 (oballocvec): Define.
7282 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7283 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7284 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7285 -Wc++-compat and/or -Wcast-qual warnings.
7286 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7287 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7288 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7289 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7290 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7291 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7292 add_excls, process_presence_absence_names,
7293 process_presence_absence_patterns, add_presence_absence,
7294 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7295 get_free_state, add_arc, get_free_automata_list_el,
7296 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7297 transform_3, cache_presence, create_ainsns, create_automata,
7298 create_state_ainsn_table, dfa_insn_code_enlarge,
7299 output_trans_func, output_min_issue_delay_func,
7300 output_dead_lock_func, output_reset_func,
7301 output_get_cpu_unit_code_func, output_dfa_start_func,
7302 expand_automata): Likewise.
7303 * genextract.c (gen_insn): Likewise.
7304 * gengtype-lex.l: Likewise.
7305 * gengtype.c (read_input_list, adjust_field_type,
7306 process_gc_options): Likewise.
7307 * genoutput.c (note_constraint): Likewise.
7308 * genpreds.c (mangle, add_constraint): Likewise.
7309 * genrecog.c (process_define_predicate, new_decision,
7310 add_to_sequence): Likewise.
7311 * gensupport.c (record_insn_name): Likewise.
7313 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7315 * config/i386/driver-i386.c (detect_caches_amd,
7316 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7317 and/or -Wcast-qual warnings.
7318 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7319 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7320 gt_pch_save): Likewise.
7321 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7322 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7323 * global.c (compute_regsets): Likewise.
7324 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7325 finish_graph_dump_file): Likewise.
7326 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7327 unlink_bb_notes): Likewise.
7328 * integrate.c (get_hard_reg_initial_val): Likewise.
7329 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7330 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7331 * local-alloc.c (update_equiv_regs): Likewise.
7332 * loop-invariant.c (check_invariant_table_size,
7333 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7335 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7336 altered_reg_used, mark_altered): Likewise.
7337 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7338 insert_var_expansion_initialization,
7339 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7340 release_var_copies): Likewise.
7341 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7342 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7343 analyze_accesses_for_phi_node, check_var_notmodified_p,
7344 check_allocation_function, find_sites_in_func,
7345 record_all_accesses_in_func, transform_access_sites,
7346 transform_allocation_sites): Likewise.
7347 * omp-low.c (new_omp_region, create_omp_child_function_name,
7348 check_omp_nesting_restrictions, check_combined_parallel,
7349 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7350 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7351 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7352 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7354 * opts-common.c (prune_options): Likewise.
7355 * opts.c (add_input_filename, print_filtered_help,
7356 get_option_state): Likewise.
7357 * params.c (add_params): Likewise.
7358 * passes.c (set_pass_for_id, next_pass_1,
7359 do_per_function_toporder, pass_fini_dump_file): Likewise.
7360 * postreload.c (reload_cse_simplify_operands): Likewise.
7361 * predict.c (tree_predicted_by_p, tree_predict_edge,
7362 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7364 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7368 * recog.c (check_asm_operands, validate_change_1): Likewise.
7369 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7370 subst_asm_stack_regs): Likewise.
7371 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7372 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7373 * regmove.c (reg_is_remote_constant_p): Likewise.
7374 * regrename.c (regrename_optimize, scan_rtx_reg,
7375 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7377 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7378 regstat_compute_calls_crossed): Likewise.
7379 * reload1.c (init_reload, new_insn_chain,
7380 has_nonexceptional_receiver, reload, copy_reloads,
7381 calculate_needs_all_insns, init_elim_table): Likewise.
7382 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7383 * rtl.c (shallow_copy_rtx_stat): Likewise.
7384 * rtlanal.c (parms_set): Likewise.
7385 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7386 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7387 * sched-ebb.c (earliest_block_with_similiar_load,
7388 add_deps_for_risky_insns): Likewise.
7389 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7390 schedule_region): Likewise.
7391 * see.c (eq_descriptor_pre_extension,
7392 hash_descriptor_pre_extension, hash_del_pre_extension,
7393 eq_descriptor_properties, hash_descriptor_properties,
7394 hash_del_properties, see_seek_pre_extension_expr,
7395 see_initialize_data_structures, see_print_register_properties,
7396 see_print_pre_extension_expr, see_delete_merged_def_extension,
7397 see_delete_unmerged_def_extension, see_emit_use_extension,
7398 see_pre_delete_extension, see_map_extension, see_commit_changes,
7399 see_analyze_merged_def_local_prop,
7400 see_analyze_merged_def_local_prop,
7401 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7402 see_set_prop_merged_def, see_set_prop_unmerged_def,
7403 see_set_prop_unmerged_use, see_print_one_extension,
7404 see_merge_one_use_extension, see_merge_one_def_extension,
7405 see_store_reference_and_extension, see_update_uses_relevancy,
7406 see_update_defs_relevancy): Likewise.
7407 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7408 hash_statistics_free, curr_statistics_hash): Likewise.
7409 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7410 expand_asm_operands, expand_return, case_bit_test_cmp,
7411 expand_case): Likewise.
7412 * stor-layout.c (start_record_layout): Likewise.
7413 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7414 gt_pch_save_stringpool): Likewise.
7415 * tree-data-ref.c (hash_stmt_vertex_info,
7416 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7417 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7419 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7422 * config/i386/i386.md : Change constraints of HImode and QImode
7423 immediate operands from "i" to "n". Change SImode "ni" constraint to
7424 "i" and SImode "rmi" constraint to "g". Remove all constraints
7425 from const0_operand and const1_operand predicated operands.
7426 (i): Change QImode and HImode attribute from "i" to "n".
7427 (*subqi_2): Change HImode operands to QImode.
7430 2008-06-25 Olivier Hainque <hainque@adacore.com>
7432 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7435 2008-06-25 Richard Guenther <rguenther@suse.de>
7437 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7438 not overflow the result type.
7440 2008-06-25 Richard Guenther <rguenther@suse.de>
7442 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7443 (vn_lookup): Likewise.
7445 2008-06-25 Richard Guenther <rguenther@suse.de>
7447 PR tree-optimization/35518
7448 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7449 * tree-sra.c (instantiate_element): Use fold_build3 to build
7451 (try_instantiate_multiple_fields): Likewise.
7453 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7455 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7458 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7460 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7461 use_backchain_to_restore_sp to true
7462 if the offset of the link register save area would go over the 32k - 1
7463 offset limit of the load
7466 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7468 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7469 anchor for the type-punning blurb. Cross-reference "Structures
7470 unions enumerations and bit-fields implementation". Provide a
7471 cast-through-pointer example. Make final sentence self-contained.
7472 * doc/implement-c.texi (Structures unions enumerations and
7473 bit-fields implementation): Cross-reference the type-punning blurb
7474 in the -fstrict-aliasing documentation.
7476 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7479 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7480 the memory instead of the memory itself for the save area.
7482 2008-06-24 Olivier Hainque <hainque@adacore.com>
7483 Nicolas Roche <roche@adacore.com>
7485 * gengtype.c (srcdir_len): size_t instead of int.
7486 (get_file_realbasename): New function. For F a filename, the real
7487 basename of F, with all the path components stripped.
7488 (get_file_srcdir_relative_path): New function. For F a filename, the
7489 relative path to F from $(srcdir).
7490 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7491 get_file_realbasename. Adjust the head comment.
7492 (get_prefix_langdir_index): New function. For F a filename, return the
7493 lang_dir_names[] relative index of the language directory that is
7495 (get_file_langdir): For F a filename, return the name of the language
7496 directory where F is located.
7497 (get_file_gtfilename): New function. The gt- output file name for an
7499 (get_output_file_with_visibility): Replace in-line computations with
7500 uses of get_file_gtfilename and get_prefix_langdir_index.
7501 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7503 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7505 PR tree-optimization/36504
7506 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7507 references without base address.
7509 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7512 * calls.c (expand_call): Increase alignment for recursive functions.
7514 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7516 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7517 (TARGET_FUNCTION_VALUE): New define.
7518 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7519 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7521 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7523 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7524 (fmod<mode>3): Ditto.
7525 (remainderxf3): Ditto.
7526 (remainder<mode>3): Ditto.
7528 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7531 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7532 REG is a hard register.
7534 PR tree-optimization/36508
7535 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7536 499, don't check it at all in release compilers.
7538 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7541 together with SSE_TARGET_MATH to disable insn pattern.
7542 (*fop_<MODEF:mode>_2_i387): Ditto.
7543 (*fop_<MODEF:mode>_3_i387): Ditto.
7545 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7547 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7549 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7552 * gimplify.c (gimplify_asm_expr): Check the return code of
7553 parse_output_constraint call, set function return and is_inout
7556 2008-06-22 Ian Lance Taylor <iant@google.com>
7558 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7559 (narrowest_signed_type): Likewise.
7560 * c-typeck.c (c_common_type): Change local variable mclass to enum
7562 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7563 tcc_comparison, not the tree code itself.
7564 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7565 (c_expand_expr): Cast modifier to enum expand_modifier.
7566 * c-common.h (C_RID_CODE): Add casts.
7567 (C_SET_RID_CODE): Define.
7568 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7569 (c_lex_one_token): Add cast to avoid warning.
7570 (c_parser_objc_type_name): Rename local typename to type_name.
7571 (check_no_duplicate_clause): Change code parameter to enum
7573 (c_parser_omp_var_list_parens): Change kind parameter to enum
7575 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7576 c_parser_omp_list_var_parens.
7577 (c_parser_omp_threadprivate): Likewise.
7578 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7579 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7580 * c-format.c (NO_FMT): Define.
7581 (printf_length_specs): Use NO_FMT.
7582 (asm_fprintf_length_specs): Likewise.
7583 (gcc_diag_length_specs): Likewise.
7584 (scanf_length_specs): Likewise.
7585 (strfmon_length_specs): Likewise.
7586 (gcc_gfc_length_specs): Likewise.
7587 (printf_flag_specs): Change 0 to STD_C89.
7588 (asm_fprintf_flag_specs): Likewise.
7589 (gcc_diag_flag_specs): Likewise.
7590 (gcc_cxxdiag_flag_specs): Likewise.
7591 (scanf_flag_specs): Likewise.
7592 (strftime_flag_specs): Likewise.
7593 (strfmon_flag_specs): Likewise.
7594 (print_char_table): Likewise.
7595 (asm_fprintf_char_table): Likewise.
7596 (gcc_diag_char_table): Likewise.
7597 (gcc_tdiag_char_table): Likewise.
7598 (gcc_cdiag_char_table): Likewise.
7599 (gcc_cxxdiag_char_table): Likewise.
7600 (gcc_gfc_char_table): Likewise.
7601 (scan_char_table): Likewise.
7602 (time_char_table): Likewis.
7603 (monetary_char_table): Likewise.
7604 * c-format.h (BADLEN): Likewise.
7606 2008-06-21 Ian Lance Taylor <iant@google.com>
7608 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7609 Define END_OF_BASE_TREE_CODES around inclusion.
7610 * tree.c (tree_code_type): New global array.
7611 (tree_code_length, tree_code_name): Likewise.
7612 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7614 (all-tree.def, s-alltree): New targets.
7615 (gencheck.h, s-gencheck): Remove.
7616 (tree.o): Depend upon all-tree.def.
7617 (build/gencheck.o): Remove gencheck.h dependency.
7618 (mostlyclean): Don't remove gencheck.h.
7619 * c-common.h (enum c_tree_code): Remove.
7620 * c-lang.c (tree_code_type): Remove.
7621 (tree_code_length, tree_code_name): Remove.
7622 * gencheck.c (tree_codes): Include all-tree.def, rather than
7623 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7625 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7627 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7628 (operator_name_info): Size to MAX_TREE_CODES.
7629 (assignment_operator_name_info): Likewise.
7630 * cp/cp-lang.c (tree_code_type): Remove.
7631 (tree_code_length, tree_code_name): Remove.
7632 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7633 (assignment_operator_name_info): Likewise.
7634 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7636 * cp/mangle.c (write_expression): Likewise.
7637 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7638 * fortran/f95-lang.c (tree_code_type): Remove.
7639 (tree_code_length, tree_code_name): Remove.
7640 * java/java-tree.h (enum java_tree_code): Remove.
7641 * java/lang.c (tree_code_type): Remove.
7642 (tree_code_length, tree_code_name): Remove.
7643 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7644 * objc/objc-act.h (enum objc_tree_code): Remove.
7645 * objc/objc-lang.c (tree_code_type): Remove.
7646 (tree_code_length, tree_code_name): Remove.
7647 * objcp/objcp-lang.c (tree_code_type): Remove.
7648 (tree_code_length, tree_code_name): Remove.
7649 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7650 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7651 * ada/misc.c (tree_code_type): Remove.
7652 (tree_code_length, tree_code_name): Remove.
7654 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7656 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7657 the grand_bitmap_obstack.
7659 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7661 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7662 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7663 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7664 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7665 move_stmt_r, new_label_mapper): Likewise.
7666 * tree-complex.c (cvc_lookup): Likewise.
7667 * tree-dfa.c (create_function_ann): Likewise.
7668 * tree-dump.c (dump_register): Likewise.
7669 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7670 find_phi_replacement_condition): Likewise.
7671 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7672 tree_function_versioning): Likewise.
7673 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7674 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7675 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7676 get_nonlocal_debug_decl, convert_nonlocal_reference,
7677 convert_nonlocal_omp_clauses, get_local_debug_decl,
7678 convert_local_reference, convert_local_omp_clauses,
7679 convert_nl_goto_reference, convert_nl_goto_receiver,
7680 convert_tramp_reference, convert_call_expr): Likewise.
7681 * tree-outof-ssa.c (contains_tree_r): Likewise.
7682 * tree-parloops.c (reduction_phi, initialize_reductions,
7683 eliminate_local_variables_1, add_field_for_reduction,
7684 add_field_for_name, create_phi_for_local_result,
7685 create_call_for_reduction_1, create_loads_for_reductions,
7686 create_stores_for_reduction, create_loads_and_stores_for_name):
7688 * tree-phinodes.c (allocate_phi_node): Likewise.
7689 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7690 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7691 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7692 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7693 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7694 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7695 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7696 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7697 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7698 vn_nary_op_insert): Likewise.
7699 * tree-ssa.c (redirect_edge_var_map_add,
7700 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7701 * tree-vectorizer.c (vectorize_loops): Likewise.
7702 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7703 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7704 tree_cons_stat, build1_stat, build_variant_type_copy,
7705 decl_init_priority_lookup, decl_fini_priority_lookup,
7706 decl_priority_info, decl_restrict_base_lookup,
7707 decl_restrict_base_insert, decl_debug_expr_lookup,
7708 decl_debug_expr_insert, decl_value_expr_lookup,
7709 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7710 type_hash_add, get_file_function_name, tree_check_failed,
7711 tree_not_check_failed, tree_range_check_failed,
7712 omp_clause_range_check_failed, build_omp_clause,
7713 build_vl_exp_stat): Likewise.
7714 * value-prof.c (gimple_histogram_value,
7715 gimple_duplicate_stmt_histograms): Likewise.
7716 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7717 unshare_variable, variable_union_info_cmp_pos, variable_union,
7718 dataflow_set_different_1, dataflow_set_different_2,
7719 vt_find_locations, variable_was_changed, set_variable_part,
7720 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7721 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7722 section_entry_hash, object_block_entry_eq,
7723 object_block_entry_hash, create_block_symbol,
7724 initialize_cold_section_name, default_function_rodata_section,
7725 strip_reg_name, set_user_assembler_name, const_desc_eq,
7726 build_constant_desc, output_constant_def, lookup_constant_def,
7727 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7728 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7729 default_internal_label): Likewise.
7730 * varray.c (varray_init, varray_grow): Likewise.
7731 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7733 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7736 operators for "test" insn. Macroize insn using SWI mode macro.
7737 (*jcc_fused_2): Ditto.
7738 (*jcc_fused_3): Macroize insn using SWI mode macro.
7739 (*jcc_fused_4): Ditto.
7741 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7743 * tree-ssa-pre.c: Fix typo in comment.
7744 (init_antic, fini_antic): Add explicit funtions for
7745 initializing and deinitializing ANTIC and AVAIL sets.
7746 (create_expression_by_pieces): Fix typo in comment.
7747 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7748 (execute_pre): Eventually dump details about ANTIC_IN.
7750 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7752 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7753 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7754 add_to_obstack, file_at_path, find_a_file, execute,
7755 add_preprocessor_option, add_assembler_option, add_linker_option,
7756 process_command, insert_wrapper, do_option_spec, do_self_spec,
7757 spec_path, do_spec_1, is_directory, main, used_arg,
7758 getenv_spec_function): Likewise.
7759 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7760 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7763 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7765 * doc/rtl.texi: Updated subreg section.
7767 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7770 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7771 node->needed and node->reachable.
7772 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7773 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7774 (expand_task_call): Don't call expand_task_copyfn.
7775 (expand_task_copyfn): Renamed to...
7776 (finalize_task_copyfn): ... this.
7778 2008-06-19 Jan Hubicka <jh@suse.cz>
7780 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7781 clobbering framepointer.
7783 2008-06-19 Jan Hubicka <jh@suse.cz>
7785 * tree-optimize.c (execute_early_local_optimizations): Set
7786 cgraph_state only at first invocation.
7788 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7790 * system.h (-Wc++-compat): Activate as a warning, no an error.
7792 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7795 instead of "#" in insn asm template.
7796 (*jcc_fused_2): Ditto.
7798 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7800 * config/i386/i386.h (ix86_tune_indices)
7801 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7802 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7803 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7804 (*jcc_fused_2): Ditto.
7805 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7806 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7807 (print operand): Handle 'E' and 'e' code.
7809 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7811 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7812 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7813 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7815 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7817 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7819 (cgraph_expand_function): Use local copy of decl.
7820 (cgraph_expand_all_functions): Remove redundant initialization of
7822 (cgraph_optimize): Reword internal_error message.
7824 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7826 * arm-protos.h (arm_return_in_memory): Remove public
7827 arm_return_in_memory() prototype.
7828 * arm.c (arm_return_in_memory): Add static prototype, add target
7829 hook macro, change definition and comments.
7830 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7832 2008-06-19 Ben Elliston <bje@au.ibm.com>
7834 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7835 real.c: Remove references to IEEE 754R.
7836 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
7837 * doc/libgcc.texi (Decimal float library routines): Likewise.
7839 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7841 * targhooks.h (struct gcc_target): New member unwind_word_mode.
7842 (default_unwind_word_mode): Add prototype.
7843 * targhooks.c (default_unwind_word_mode): New function.
7844 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
7845 instead of word_mode.
7846 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
7847 (TARGET_INITIALIZER): Use it.
7849 * c-common.c (handle_mode_attribute): Support "unwind_word"
7851 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
7853 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
7854 word_mode to access SjLj_Function_Context member "data".
7855 (sjlj_emit_dispatch_table): Likewise. Also, perform type
7856 conversion from targetm.eh_return_filter_mode () to
7857 targetm.unwind_word_mode () if they differ.
7859 * builtin-types.def (BT_UNWINDWORD): New primitive type.
7860 (BT_FN_UNWINDWORD_PTR): New function type.
7861 (BT_FN_WORD_PTR): Remove.
7862 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
7863 * except.c (expand_builtin_extend_pointer): Convert pointer to
7864 targetm.unwind_word_mode () instead of word_mode.
7866 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
7867 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
7868 (spu_unwind_word_mode): New function.
7869 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
7870 (TARGET_UNWIND_WORD_MODE): Define.
7871 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
7873 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7875 * config/spu/spu.c (reg_align): Remove.
7876 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
7877 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
7878 (spu_split_store): Likewise.
7880 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
7882 * gcc/tree-vn.c: Fix typo in comment.
7884 2008-06-18 Jan Hubicka <jh@suse.cz>
7886 * cgraphunit.c (cgraph_optimize): Output debug info when doing
7887 toplevel reorder too.
7889 2008-06-18 Jan Hubicka <jh@suse.cz>
7891 * c-opts.c (c_common_post_options): PCH is not compatible with
7893 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
7894 -fno-toplevel-reorder by default now.
7896 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7898 PR documentation/30739
7899 * doc/install.texi (Prerequisites): Document dependency on awk.
7901 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
7902 Ian Lance Taylor <iant@google.com>
7904 PR rtl-optimization/35604
7905 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
7906 only want to change jump destinations, not eventual label comparisons.
7908 2008-06-16 Jan Hubicka <jh@suse.cz>
7910 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
7912 (cgraph_analyze_function): Likewise.
7914 2008-06-16 Jan Hubicka <jh@suse.cz>
7916 * cgraph.h (cgraph_mark_if_needed): New function.
7917 * cgraphunit.c (cgraph_mark_if_needed): New function.
7918 * c-decl.c (duplicate_decl): Use it.
7920 2008-06-16 Jan Hubicka <jh@suse.cz>
7922 * cgraph.c (cgraph_add_new_function): When in expansion state, do
7925 2008-06-16 Jan Hubicka <jh@suse.cz>
7927 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
7929 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
7930 Kazu Hirata <kazu@codesourcery.com>
7931 Maxim Kuvyrkov <maxim@codesourcery.com
7933 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
7934 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
7935 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
7936 EXTRA_SPEC_FUNCTIONS.
7937 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
7938 (DRIVER_SELF_SPECS): Adjust.
7939 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
7940 * config/mips/st.h, config/mips/t-st: New.
7941 * config/mips/driver-native.c, config/mips/x-native: New.
7942 * doc/invoke.texi (MIPS): Document 'native' value for -march and
7945 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7947 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
7949 (ISA_HAS_FP_CONDMOVE): New macro.
7950 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
7951 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
7952 (ISA_HAS_NMADD3_NMSUB3): New macro.
7953 * config/mips/mips.c (mips_rtx_costs): Update.
7954 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
7955 compiling for ST Loongson 2E/2F.
7956 (madd<mode>): Rename to madd4<mode>. Update.
7957 (madd3<mode>): New pattern.
7958 (msub<mode>): Rename to msub4<mode>. Update.
7959 (msub3<mode>): New pattern.
7960 (nmadd<mode>): Rename to nmadd4<mode>. Update.
7961 (nmadd3<mode>): New pattern.
7962 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
7963 (nmadd3<mode>_fastmath): New pattern.
7964 (nmsub<mode>): Rename to nmsub4<mode>. Update.
7965 (nmsub3<mode>): New pattern.
7966 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
7967 (nmsub3<mode>_fastmath): New pattern.
7968 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
7970 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
7972 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
7973 (DF_REF_INSN_INFO): New.
7974 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
7975 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
7976 with a NULL DF_REF_INSN_INFO.
7977 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
7979 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
7980 DF_INSN_INFO_EQ_USES): New.
7981 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
7982 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
7983 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
7984 * df-core.c: Update comment for above changes.
7985 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
7986 DF_INSN_UID_* macros.
7987 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
7988 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
7989 insn rtx. Update all callers.
7990 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
7991 df_ref_create_structure, df_insn_refs_collect): Likewise.
7992 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
7993 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
7994 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
7995 macros to access the insn refs.
7996 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
7997 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
7998 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
7999 for accessing the refs.
8000 (try_fwprop_subst): Likewise.
8001 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8002 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8003 for accessing the refs.
8004 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8005 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8006 to look at the insn refs.
8007 (record_uses): Likewise.
8008 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8010 (mark_artificial_uses): Don't mark_insn for artificial refs.
8011 (mark_reg_rependencies): Likewise.
8013 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8015 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8017 * configure: Regenerate.
8019 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8021 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8022 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8023 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8025 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8027 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8028 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8029 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8031 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8033 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8034 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8035 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8037 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8039 * tree-ssa-sccvn.c: Fix format of comments.
8041 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8043 * cgraph.c: Remove unneeded forward declarations of eq_node()
8046 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8048 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8050 (see_update_relevancy): Likewise.
8051 * fwprop.c (try_fwprop_subst): Likewise.
8052 * rtlanal.c (noop_move_p): Likewise.
8053 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8054 notes to non-existing libcall blocks.
8055 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8057 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8058 (dead_libcall_p): Remove.
8059 (delete_trivially_dead_insns): Don't use it.
8060 * web.c (union_defs): Remove comment about keeping nops.
8061 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8062 (compute_hash_table_work): Don't track libcall notes.
8063 (do_local_cprop): Don't take libcall pointers. Don't update
8065 (adjust_libcall_notes): Deleted.
8066 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8067 ever have existed in the first place).
8068 (replace_store_insn): Don't try to remove libcall notes.
8069 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8070 (resolve_reg_notes): Don't call them.
8071 (resolve_simple_move): Likewise.
8072 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8073 Don't remove REG_RETVAL notes.
8074 * emit-rtl.c (try_split): Don't update libcall notes.
8075 (emit_copy_of_insn_after): Dito.
8076 * cselib.c (cselib_current_insn_in_libcall): Remove.
8077 (cselib_process_insn): Don't set/clear it.
8078 (new_elt_loc_list): Don't record it.
8079 (cselib_init): Don't initialize it.
8080 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8081 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8083 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8084 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8085 (init_deps): Don't initialize it.
8086 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8087 * combine.c (delete_noop_moves): Don't update libcall notes.
8088 (can_combine_p): Remove now pointless #if 0 block.
8089 (try_combine): Remove another obsolete #if 0 block.
8090 (distribute_notes): Don't distribute libcall notes.
8091 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8092 * dce.c (libcall_dead_p): Remove.
8093 (delete_unmarked_insns): Don't handle libcall blocks.
8094 (preserve_libcall_for_dce): Remove.
8095 (prescan_insns_for_dce): Don't special-case libcall block insns.
8096 * reload1 (reload): Don't handle libcall notes.
8097 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8100 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8102 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8104 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8106 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8108 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8112 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8114 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8116 2008-06-16 Ira Rosen <irar@il.ibm.com>
8118 PR tree-optimization/36493
8119 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8120 the arguments list. Use VECTYPE to create vector pointer.
8121 (vectorizable_store): Fail if accesses through a pointer to vectype
8122 do not alias the original memory reference operands.
8123 Call vect_create_data_ref_ptr without the removed argument.
8124 (vectorizable_load): Likewise.
8125 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8128 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8131 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8134 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8136 * config/mips/loongson2ef.md: New file.
8137 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8138 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8139 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8140 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8141 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8143 (loongson2ef.md): New include.
8144 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8145 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8146 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8147 (loongson_gt_<mode>, loongson_extract_halfword)
8148 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8149 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8150 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8151 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8152 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8153 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8154 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8155 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8156 (vec_interleave_low<mode>): Define type attribute.
8157 * config/mips/mips.c (mips_ls2): New static variable.
8158 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8159 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8160 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8161 Implement target scheduling hooks.
8162 (mips_multipass_dfa_lookahead): Update to handle tuning for
8164 (mips_sched_init): Initialize data for Loongson scheduling.
8165 (mips_ls2_variable_issue): New static function.
8166 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8168 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8169 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8170 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8171 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8172 Handle ST Loongson 2E/2F cores.
8173 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8175 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8177 * omp-low.c (extract_omp_for_data): Fix comment typo.
8180 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8182 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8183 FIXME note about gcc/config.guess.
8184 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8185 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8186 * doc/cppopts.texi: Likewise.
8187 * doc/extend.texi: Likewise.
8188 * doc/gcc.texi: Likewise.
8189 * doc/gccint.texi: Likewise.
8190 * doc/gcov.texi: Likewise.
8191 * doc/gty.texi: Likewise.
8192 * doc/hostconfig.texi: Likewise.
8193 * doc/install.texi: Likewise.
8194 * doc/invoke.texi: Likewise.
8195 * doc/loop.texi: Likewise.
8196 * doc/makefile.texi: Likewise.
8197 * doc/md.texi: Likewise.
8198 * doc/passes.texi: Likewise.
8199 * doc/tm.texi: Likewise.
8200 * doc/tree-ssa.texi: Likewise.
8201 * doc/trouble.texi: Likewise.
8203 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8204 Nathan Sidwell <nathan@codesourcery.com>
8205 Maxim Kuvyrkov <maxim@codesourcery.com>
8206 Richard Sandiford <rdsandiford@googlemail.com>
8208 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8209 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8210 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8212 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8213 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8214 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8216 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8217 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8218 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8219 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8220 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8221 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8222 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8223 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8224 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8225 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8226 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8227 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8228 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8229 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8230 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8231 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8232 (mips_builtins): Add Loongson builtins.
8233 (mips_loongson_2ef_bdesc): New.
8234 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8235 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8236 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8237 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8239 (mips_expand_vector_init): New.
8240 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8241 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8243 * config/mips/mips.md: Add unspec numbers for Loongson
8244 builtins. Include loongson.md.
8245 (MOVE64): Include Loongson vector modes.
8246 (SPLITF): Include Loongson vector modes.
8247 (HALFMODE): Handle Loongson vector modes.
8248 * config/mips/loongson.md: New.
8249 * config/mips/loongson.h: New.
8250 * config.gcc: Add loongson.h header for mips*-*-* targets.
8251 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8253 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8255 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8256 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8257 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8258 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8259 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8260 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8261 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8262 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8263 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8264 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8265 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8266 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8267 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8268 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8269 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8270 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8271 Remove use_fixproto=yes.
8272 (ia64*-*-hpux*): Remove comment about using fixproto.
8273 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8275 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8277 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8279 * configure: Regenerate.
8281 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8284 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8285 before evaluating it.
8287 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8290 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8291 nested inline functions.
8292 (start_decl, start_function): Don't invert DECL_EXTERNAL
8293 for nested inline functions.
8295 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8297 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8298 splits that must be made for correctness.
8300 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8302 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8303 (AVAIL_NON_MIPS16): Likewise.
8304 (mips_builtin_description): Replace target_flags with a predicate.
8305 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8306 (dspr2_32): New availability predicates.
8307 (MIPS_BUILTIN): New macro.
8308 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8309 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8310 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8311 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8312 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8313 (mips_dsp_32only_bdesc): Merge into...
8314 (mips_builtins): ...this new array.
8315 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8316 (mips_init_builtins): Update after above changes.
8317 (mips_expand_builtin_1): Merge into...
8318 (mips_expand_builtin): ...here and update after above changes.
8320 2008-06-12 Paul Brook <paul@codesourcery.com>
8322 * longlong.h (__arm__): Define count_leading_zeros.
8323 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8324 (clzsi2, clzdi2): New functions.
8325 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8326 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8327 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8328 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8329 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8330 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8331 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8332 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8333 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8334 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8336 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8338 * config/m68k/m68k.c (m68k_tune_flags): New.
8339 (override_options): Compute m68k_tune_flags.
8340 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8341 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8343 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8346 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8348 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8350 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8351 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8353 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8355 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8356 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8358 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8361 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8364 2008-06-12 Richard Guenther <rguenther@suse.de>
8366 PR tree-optimization/36345
8367 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8368 add memory_tag_needed flag.
8369 (may_alias_p): Declare.
8370 * tree-ssa-alias.c (may_alias_p): Export.
8371 (set_initial_properties): Use memory_tag_needed flag.
8372 (update_reference_counts): Likewise.
8373 (reset_alias_info): Reset memory_tag_needed flag.
8374 (create_name_tags): Check memory_tag_needed flag.
8375 (dump_points_to_info_for): Dump it.
8376 * tree-ssa-structalias.c (struct variable_info): Remove
8377 directly_dereferenced flag.
8378 (new_var_info): Do not initialize it.
8379 (process_constraint_1): Do not set it.
8380 (update_alias_info): Set is_dereferenced flag.
8381 (set_uids_in_ptset): Use may_alias_p.
8382 (set_used_smts): Check memory_tag_needed flag.
8383 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8384 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8385 memory_tag_needed flag.
8386 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8389 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8391 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8392 red zone for w64 abi.
8393 (ix86_expand_prologue): Likewise.
8394 (ix86_force_to_memory): Likewise.
8395 (ix86_free_from_memory): Likewise.
8397 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8400 * config/rs6000/rs6000.c (rs6000_override_options): Set
8401 rs6000_isel conditionally to the absence of comand line override.
8402 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8403 Remove duplicate rs6000_isel setting.
8404 * config/rs6000/eabispe.h: Ditto.
8406 2008-06-11 Richard Guenther <rguenther@suse.de>
8408 * alias.c (get_alias_set): Use the element alias-set for arrays.
8409 (record_component_aliases): For arrays and vectors do nothing.
8410 * c-common.c (strict_aliasing_warning): Handle the cases
8411 of alias set zero explicitly.
8412 * Makefile.in (dfp.o-warn): Add -Wno-error.
8414 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8416 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8418 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8419 tune_32 tune_64 to supported_defaults. Allow values not
8420 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8421 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8422 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8423 with_cpu_64 to generic for 64-bit-supporting configurations, not
8424 with_cpu. Remove FIXMEs.
8425 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8426 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8427 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8428 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8429 arch_32 and arch_64.
8431 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8432 Olivier Hainque <hainque@adacore.com>
8434 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8435 Use DECL_SIZE_UNIT to retrieve the size of the field.
8437 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8439 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8440 with function calls after declarations. Lay out
8441 neon_float_type_node before further use.
8443 2008-06-11 Richard Guenther <rguenther@suse.de>
8445 * tree-flow.h (may_point_to_global_var): Declare.
8446 * tree-ssa-alias.c (may_point_to_global_var): New function.
8447 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8449 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8451 * configure.ac: Teach that fido supports .debug_line.
8452 * configure: Regenerate.
8454 2008-06-10 Tom Tromey <tromey@redhat.com>
8456 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8459 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8461 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8462 (encode_decimal64, decode_decimal64, encode_decimal128,
8463 decode_decimal128): Reverse order of 32-bit parts of value if host
8464 and target endianness differ.
8466 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8468 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8469 Avoid division by 0.
8470 (tree_mod_pow2_value_transform): Likewise.
8471 (tree_ic_transform): Likewise.
8472 (tree_stringops_transform): Likewise.
8473 (tree_mod_subtract_transform): Likewise.
8474 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8475 (copy_edges_for_bb): Likewise.
8476 (initialize_cfun): Likewise.
8478 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8481 nonmemory_operand. Add "N" operand constraint.
8483 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8484 (*jcc_btsi_mask): Ditto.
8485 (*jcc_btsi_mask_1): Ditto.
8487 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8489 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8490 TYPE_CANONICAL for copied element type.
8492 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8495 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8496 Add m_CORE2 and m_GENERIC.
8497 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8498 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8500 (*jcc_btdi_rex64): New instruction and split pattern.
8502 (*jcc_btsi_1): Ditto.
8503 (*btsq): Fix Intel asm dialect operand order.
8507 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8510 * simplify-rtx.c (simplify_subreg): Add check for shift count
8513 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8515 * doc/md.texi: Synchronize with later constraints.md change.
8516 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8517 with a C implementation.
8518 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8520 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8521 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8522 when moving to and from MD_REGNUM.
8523 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8524 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8525 Handle byte and halfword moves.
8526 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8528 * config/mips/constraints.md (h): Turn into NO_REGS.
8529 (l, x): Update documentation.
8530 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8531 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8532 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8533 (HILO): New mode iterator.
8535 (any_div): New code iterator.
8536 (u): Extend code attribute to div and udiv.
8537 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8538 d_operand in the splitters. Remove redundant CONST_INT checks.
8539 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8540 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8541 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8542 accordingly, using normal moves instead of unspecs to move LO into
8543 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8544 (<u>mulsidi3): Handle expansion in C code.
8545 (<u>mulsidi3_32bit_internal): Rename to...
8546 (<u>mulsidi3_32bit): ...this.
8547 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8548 (*<u>mulsidi3_64bit): Rename to...
8549 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8550 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8551 to set LO and HI to the multiplication result. Use a normal move
8552 for MFLO and an unspec for MFHI.
8553 (*<u>mulsidi3_64bit_parts): Replace with...
8554 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8555 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8556 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8557 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8558 instead of HI. Split the instruction into a separate multiplication
8559 and MFHI if !TARGET_FIX_R4000.
8560 (<su>muldi3_highpart): Likewise.
8561 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8562 and the "=h" clobber.
8563 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8564 (<u>mulditi3): New expander.
8565 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8566 (madsi): Remove "=h" clobber.
8567 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8568 Force the modulus result to be a GPR and split the instruction into
8569 a division followed by an MFHI after reload.
8570 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8571 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8572 the MIPS16 HIGH define_split.
8573 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8574 of acc<->gpr moves to "multi".
8575 (*movdi_64bit): Replace the single "x" alternative with
8576 alternatives for moving into and out of "a".
8577 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8578 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8579 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8580 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8581 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8582 (movti): New expander.
8583 (*movti, *movti_mips16): New insns.
8584 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8585 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8586 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8587 * config/mips/predicates.md (fpr_operand): Delete.
8588 (d_operand): New predicate.
8590 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8592 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8593 failure on some Bourne shells.
8594 (x86_64-*-*): Ditto.
8596 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8598 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8600 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8602 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8603 (sparc-sun-solaris2*): Likewise.
8605 2008-06-09 Arnaud Charlet <charlet@adacore.com
8607 * doc/install.texi: Update requirements to build the Ada compiler.
8609 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8611 * df-scan.c (struct df_scan_problem_data): Remove the
8612 mw_link_pool alloc pool.
8613 (df_scan_free_internal): Don't free it.
8614 (df_scan_alloc): Don't allocate it.
8615 * df.h (struct df_link): Update comment.
8617 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8619 * except.h: Correct checks for when SJLJ exceptions must be used.
8621 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8623 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8626 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8628 PR tree-optimization/36218
8629 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8630 configure for the build system.
8631 (BUILD_LDFLAGS): Define.
8632 * configure: Regenerate.
8633 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8635 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8638 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8639 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8640 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8642 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8644 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8646 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8648 * config.gcc (Obsolete configurations): Remove list of
8650 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8651 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8652 targets matched by those patterns.
8653 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8654 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8655 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8656 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8657 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8658 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8659 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8660 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8661 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8662 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8663 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8664 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8665 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8666 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8667 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8668 Make code for Solaris 7 and greater unconditional for Solaris.
8669 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8670 Remove --with-* handling.
8671 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8672 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8673 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8674 LINK_OS_WINDISS_SPEC): Remove.
8675 * config/rs6000/sysv4.opt (mwindiss): Remove.
8676 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8677 * configure: Regenerate.
8678 * doc/cpp.texi: Don't mention BeOS.
8679 * doc/extend.texi (interrupt): Don't mention MS1.
8680 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8681 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8682 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8683 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8684 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8686 * doc/invoke.texi (MT Options): Remove.
8687 (-mwindiss): Remove.
8688 (CRIS Options): Remove cris-axis-aout references.
8689 (HPPA Options): Don't mention hppa1.1-*-pro.
8690 * doc/md.texi: (MorphoTech family): Remove.
8691 * libgcc2.c: Don't handle UWIN.
8692 * config/alpha/t-unicosmk: Remove.
8693 * config/alpha/unicosmk.h: Remove.
8694 * config/arm/kaos-arm.h: Remove.
8695 * config/arm/kaos-strongarm.h: Remove.
8696 * config/arm/strongarm-coff.h: Remove.
8697 * config/arm/strongarm-elf.h: Remove.
8698 * config/arm/strongarm-pe.h: Remove.
8699 * config/arm/t-strongarm-pe: Remove.
8700 * config/arm/t-xscale-coff: Remove.
8701 * config/arm/t-xscale-elf: Remove.
8702 * config/arm/xscale-coff.h: Remove.
8703 * config/arm/xscale-elf.h: Remove.
8704 * config/chorus.h: Remove.
8705 * config/cris/aout.h: Remove.
8706 * config/cris/aout.opt: Remove.
8707 * config/cris/t-aout: Remove.
8708 * config/i386/beos-elf.h: Remove.
8709 * config/i386/kaos-i386.h: Remove.
8710 * config/i386/ptx4-i.h: Remove.
8711 * config/i386/sco5.h: Remove.
8712 * config/i386/sco5.opt: Remove.
8713 * config/i386/sysv4-cpp.h: Remove.
8714 * config/i386/sysv5.h: Remove.
8715 * config/i386/t-beos: Remove.
8716 * config/i386/t-sco5: Remove.
8717 * config/i386/t-uwin: Remove.
8718 * config/i386/uwin.asm: Remove.
8719 * config/i386/uwin.h: Remove.
8720 * config/kaos.h: Remove.
8721 * config/mips/windiss.h: Remove.
8722 * config/mt: Remove directory.
8723 * config/pa/pa-osf.h: Remove.
8724 * config/pa/pa-pro-end.h: Remove.
8725 * config/pa/t-pro: Remove.
8726 * config/ptx4.h: Remove.
8727 * config/rs6000/beos.h: Remove.
8728 * config/rs6000/kaos-ppc.h: Remove.
8729 * config/rs6000/t-beos: Remove.
8730 * config/rs6000/windiss.h: Remove.
8731 * config/sh/kaos-sh.h: Remove.
8732 * config/sol2-6.h: Remove.
8733 * config/sparc/sol26-sld.h: Remove.
8734 * config/sparc/sysv4-only.h: Remove.
8735 * config/vax/bsd.h: Remove.
8736 * config/vax/t-memfuncs: Remove.
8737 * config/vax/ultrix.h: Remove.
8738 * config/vax/vaxv.h: Remove.
8739 * config/windiss.h: Remove.
8741 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8743 PR rtl-optimization/36438
8744 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8745 for vector shifts with constant scalar shift operands.
8747 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8749 * doc/invoke.texi: Document -march=xlr.
8750 * config/mips/xlr.md: New file.
8751 * config/mips/mips.md: Include it.
8753 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8754 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8755 (mips_rtx_cost_data): Likewise.
8757 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8759 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8760 PRE_INC and PRE_DEC cases.
8762 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8764 PR rtl-optimization/36419
8765 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8766 the emitting jump insn.
8769 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8770 is not bool, boolify the whole *expr_p and convert to the desired type.
8772 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8774 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8775 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8776 Add omp_private_outer_ref hook, add another argument to
8777 omp_clause_default_ctor hook.
8778 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8779 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8780 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8781 hook_tree_tree_tree_tree_null.
8782 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8783 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8784 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8785 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8786 * tree.def (OMP_TASK): New tree code.
8787 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8788 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8789 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8790 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8791 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8792 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8793 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8794 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8795 (OMP_DIRECTIVE_P): Add OMP_TASK.
8796 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8797 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8798 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8799 and OMP_CLAUSE_UNTIED entries.
8800 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8802 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8803 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8804 * tree-pretty-print.c (dump_omp_clause): Handle
8805 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8806 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8807 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8808 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8809 warning about unsigned iterators. Change decl/init/cond/incr
8810 arguments to TREE_VECs, check arguments for all collapsed loops.
8811 (c_finish_omp_taskwait): New function.
8812 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8814 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8815 default_function_array_conversion on init. Add par_clauses argument.
8816 If decl is present in parallel's lastprivate clause, change it to
8817 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8818 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8819 collapse count in clauses.
8820 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8821 c_parser_omp_for_loop callers.
8822 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8823 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8824 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8825 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8827 (c_parser_omp_clause_schedule): Handle schedule(auto).
8828 Include correct location in the error message.
8829 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8830 and PRAGMA_OMP_CLAUSE_UNTIED.
8831 (OMP_TASK_CLAUSE_MASK): Define.
8832 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8833 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8834 * tree-nested.c (convert_nonlocal_omp_clauses,
8835 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8836 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
8837 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8838 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
8840 (conver_nonlocal_reference, convert_local_reference,
8841 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
8842 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
8843 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
8844 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
8845 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
8846 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
8847 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
8848 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
8849 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8851 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
8852 * c-common.h (c_finish_omp_taskwait): New prototype.
8853 * gimple-low.c (lower_stmt): Handle OMP_TASK.
8854 * tree-parloops.c (create_parallel_loop): Create 1 entry
8855 vectors for OMP_FOR_{INIT,COND,INCR}.
8856 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8857 (make_edges): Handle OMP_TASK.
8858 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
8859 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8860 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
8861 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
8862 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
8863 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8864 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8865 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
8866 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
8867 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
8868 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
8869 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
8870 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
8871 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
8872 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
8873 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
8874 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
8875 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
8876 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
8877 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
8878 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
8879 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
8880 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
8881 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
8882 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
8883 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
8884 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
8885 original iterator is present in lastprivate clause or if
8886 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
8887 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8888 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
8889 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
8890 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
8891 if it is set, lookup var in outer contexts too. Handle
8892 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
8893 to be implicitly determined firstprivate for task regions.
8894 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
8895 if it is set, lookup var in outer contexts too. Set
8896 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
8897 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
8898 OMP_CLAUSE_UNTIED. Take region_type as last argument
8899 instead of in_parallel and in_combined_parallel.
8900 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
8902 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
8903 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
8904 (new_omp_context): Set default_kind to
8905 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
8906 (omp_region_type): New enum.
8907 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
8908 fields, add region_type.
8909 (new_omp_context): Take region_type as argument instead of is_parallel
8910 and is_combined_parallel.
8911 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
8912 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
8913 ctx->is_combined_parallel checks.
8914 (gimplify_omp_task): New function.
8915 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8917 * omp-low.c (extract_omp_for_data): Use schedule(static)
8918 for schedule(auto). Handle pointer and unsigned iterators.
8919 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
8920 Add loops argument. Extract data for collapsed OMP_FOR loops.
8921 (expand_parallel_call): Assert sched_kind isn't auto,
8922 map runtime schedule to index 3.
8923 (struct omp_for_data_loop): New type.
8924 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
8925 Add loop, loops, collapse and iter_type fields.
8926 (workshare_safe_to_combine_p): Disallow combined for if
8927 iter_type is unsigned long long. Don't combine collapse > 1 loops
8928 unless all bounds and steps are constant. Adjust extract_omp_for_data
8930 (expand_omp_for_generic): Handle pointer, unsigned and long long
8931 iterators. Handle collapsed OMP_FOR loops. Adjust
8932 for struct omp_for_data changes. If libgomp function doesn't return
8933 boolean_type_node, add comparison of the return value with 0.
8934 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
8935 pointer, unsigned and long long iterators. Adjust for struct
8936 omp_for_data changes.
8937 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
8938 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
8939 unsigned long long. Allocate loops array, pass it to
8940 extract_omp_for_data. For collapse > 1 loops use always
8941 expand_omp_for_generic.
8942 (omp_context): Add sfield_map and srecord_type fields.
8943 (is_task_ctx, lookup_sfield): New functions.
8944 (use_pointer_for_field): Use is_task_ctx helper. Change first
8945 argument's type from const_tree to tree. Clarify comment.
8946 In OMP_TASK disallow copy-in/out sharing.
8947 (build_sender_ref): Call lookup_sfield instead of lookup_field.
8948 (install_var_field): Add mask argument. Populate both record_type
8949 and srecord_type if needed.
8950 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
8952 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
8953 and DECL_FIELD_OFFSET.
8954 (scan_sharing_clauses): Adjust install_var_field callers. For
8955 firstprivate clauses on explicit tasks allocate the var by value in
8956 record_type unconditionally, rather than by reference.
8957 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
8958 Use is_taskreg_ctx instead of is_parallel_ctx.
8959 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8960 (create_omp_child_function_name): Add task_copy argument, use
8961 *_omp_cpyfn* names if it is true.
8962 (create_omp_child_function): Add task_copy argument, if true create
8963 *_omp_cpyfn* helper function.
8964 (scan_omp_parallel): Adjust create_omp_child_function callers.
8965 Rename parallel_nesting_level to taskreg_nesting_level.
8966 (scan_omp_task): New function.
8967 (lower_rec_input_clauses): Don't run constructors for firstprivate
8968 explicit task vars which are initialized by *_omp_cpyfn*.
8969 Pass outer var ref to omp_clause_default_ctor hook if
8970 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
8971 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
8972 OMP_CLAUSE_REDUCTION_INIT.
8973 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
8974 avoid duplicate setting of fields. Handle
8975 OMP_CLAUSE_PRIVATE_OUTER_REF.
8976 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
8977 copy-out if TREE_READONLY, only copy-in.
8978 (expand_task_copyfn): New function.
8979 (expand_task_call): New function.
8980 (struct omp_taskcopy_context): New type.
8981 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
8983 (lower_omp_parallel): Rename to...
8984 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
8985 Call create_task_copyfn if srecord_type is needed. Adjust
8987 (task_shared_vars): New variable.
8988 (check_omp_nesting_restrictions): Warn if work-sharing,
8989 barrier, master or ordered region is closely nested inside OMP_TASK.
8990 Add warnings for barrier if closely nested inside of work-sharing,
8991 ordered, or master region.
8992 (scan_omp_1): Call check_omp_nesting_restrictions even for
8993 GOMP_barrier calls. Rename parallel_nesting_level to
8994 taskreg_nesting_level. Handle OMP_TASK.
8995 (lower_lastprivate_clauses): Even if some lastprivate is found on a
8996 work-sharing construct, continue looking for them on parent parallel
8998 (lower_omp_for_lastprivate): Add lastprivate clauses
8999 to the beginning of dlist rather than end. Adjust for struct
9000 omp_for_data changes.
9001 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9002 not after it. Handle collapsed OMP_FOR loops, adjust for
9003 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9004 (get_ws_args_for): Adjust extract_omp_for_data caller.
9005 (scan_omp_for): Handle collapsed OMP_FOR
9006 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9007 (lower_omp_single_simple): If libgomp function doesn't return
9008 boolean_type_node, add comparison of the return value with 0.
9009 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9010 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9011 (parallel_nesting_level): Rename to...
9012 (taskreg_nesting_level): ... this.
9013 (is_taskreg_ctx): New function.
9014 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9016 (execute_lower_omp): Rename parallel_nesting_level to
9017 taskreg_nesting_level.
9018 (expand_omp_parallel): Rename to...
9019 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9020 Call omp_task_call for OMP_TASK regions.
9021 (expand_omp): Adjust caller, handle OMP_TASK.
9022 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9024 * bitmap.c (bitmap_default_obstack_depth): New variable.
9025 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9026 if argument is NULL and bitmap_default_obstack is already initialized.
9027 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9029 * matrix-reorg.c (matrix_reorg): Likewise.
9031 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/i386.md (*indirect_jump): Macroize using P
9034 mode iterator. Remove !TARGET_64BIT from insn constraints.
9035 (*tablejump_1): Ditto.
9036 (*indirect_jump_rex64): Remove insn pattern.
9037 (*tablejump_1_rex64): Ditto.
9038 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9039 and eh_return_si insn patterns.
9041 2008-06-06 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa-structalias.c (merge_smts_into): Remove.
9044 (find_what_p_points_to): Do not bother to compute the
9045 points-to set for pt_anything pointers.
9046 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9047 for pt_anything pointers is ok.
9049 2008-06-06 Jan Hubicka <jh@suse.cz>
9051 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9053 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9055 * cgraph.c: Fix typos in comments.
9056 (cgraph_availability_names): Fix string typo.
9057 * fold-const.c: Fix typos in comments.
9058 (fold_binary): Fix typo in warning.
9059 * genautomata.c: Fix typos in comments.
9060 (check_presence_pattern_sets): Fix typo in local variable.
9061 (output_description): Fix typo in output.
9062 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9063 * hwint.h: Likewise.
9064 * matrix-reorg.c (check_allocation_function): Likewise.
9065 * omega.c (smooth_weird_equations): Likewise.
9066 * auto-inc-dec.c: Fix typos in comments.
9067 * bb-reorder.c: Likewise.
9068 * builtins.c: Likewise.
9069 * c-common.c: Likewise.
9070 * c-cppbuiltin.c: Likewise.
9071 * c-parser.c: Likewise.
9072 * c-pretty-print.c: Likewise.
9073 * cfgcleanup.c: Likewise.
9074 * cfgexpand.c: Likewise.
9075 * cfghooks.c: Likewise.
9076 * cfglayout.c: Likewise.
9077 * cfgloopmanip.c: Likewise.
9078 * cgraphunit.c: Likewise.
9079 * coverage.c: Likewise.
9080 * dbxout.c: Likewise.
9081 * df-byte-scan.c: Likewise.
9082 * df-core.c: Likewise.
9083 * df-problems.c: Likewise.
9084 * df-scan.c: Likewise.
9086 * dominance.c: Likewise.
9087 * domwalk.c: Likewise.
9089 * dwarf2out.c: Likewise.
9090 * emit-rtl.c: Likewise.
9091 * et-forest.c: Likewise.
9092 * function.c: Likewise.
9093 * function.h: Likewise.
9095 * gcov-io.c: Likewise.
9098 * genattrtab.c: Likewise.
9099 * ggc-page.c: Likewise.
9100 * gimplify.c: Likewise.
9101 * gthr-lynx.h: Likewise.
9102 * haifa-sched.c: Likewise.
9103 * ipa-cp.c: Likewise.
9104 * ipa-inline.c: Likewise.
9105 * ipa-prop.h: Likewise.
9106 * ipa-pure-const.c: Likewise.
9107 * ipa-struct-reorg.c: Likewise.
9108 * ipa-struct-reorg.h: Likewise.
9109 * ipa-type-escape.c: Likewise.
9111 * loop-doloop.c: Likewise.
9112 * mips-tfile.c: Likewise.
9113 * mkmap-flat.awk: Likewise.
9114 * mkmap-symver.awk: Likewise.
9115 * modulo-sched.c: Likewise.
9116 * omp-low.c: Likewise.
9117 * optabs.c: Likewise.
9118 * optabs.h: Likewise.
9120 * passes.c: Likewise.
9121 * postreload-gcse.c: Likewise.
9122 * postreload.c: Likewise.
9123 * predict.c: Likewise.
9124 * pretty-print.h: Likewise.
9125 * profile.c: Likewise.
9126 * protoize.c: Likewise.
9127 * ra-conflict.c: Likewise.
9129 * recog.c: Likewise.
9130 * regclass.c: Likewise.
9132 * reload.c: Likewise.
9133 * rtl-error.c: Likewise.
9134 * rtlanal.c: Likewise.
9136 * sched-rgn.c: Likewise.
9139 * target.h: Likewise.
9140 * tree-dfa.c: Likewise.
9141 * tree-eh.c: Likewise.
9142 * tree-flow-inline.h: Likewise.
9143 * tree-inline.c: Likewise.
9144 * tree-into-ssa.c: Likewise.
9145 * tree-loop-distribution.c: Likewise.
9146 * tree-nested.c: Likewise.
9147 * tree-parloops.c: Likewise.
9148 * tree-pass.h: Likewise.
9149 * tree-pretty-print.c: Likewise.
9150 * tree-profile.c: Likewise.
9151 * tree-scalar-evolution.c: Likewise.
9152 * tree-sra.c: Likewise.
9153 * tree-ssa-alias-warnings.c: Likewise.
9154 * tree-ssa-ccp.c: Likewise.
9155 * tree-ssa-coalesce.c: Likewise.
9156 * tree-ssa-dom.c: Likewise.
9157 * tree-ssa-dse.c: Likewise.
9158 * tree-ssa-forwprop.c: Likewise.
9159 * tree-ssa-live.c: Likewise.
9160 * tree-ssa-live.h: Likewise.
9161 * tree-ssa-loop-im.c: Likewise.
9162 * tree-ssa-loop-ivopts.c: Likewise.
9163 * tree-ssa-loop-niter.c: Likewise.
9164 * tree-ssa-loop-prefetch.c: Likewise.
9165 * tree-ssa-phiopt.c: Likewise.
9166 * tree-ssa-phiprop.c: Likewise.
9167 * tree-ssa-sccvn.c: Likewise.
9168 * tree-ssa-ter.c: Likewise.
9169 * tree-ssa-threadupdate.c: Likewise.
9170 * tree-ssa.c: Likewise.
9171 * tree-vect-analyze.c: Likewise.
9172 * tree-vect-transform.c: Likewise.
9173 * tree-vectorizer.c: Likewise.
9174 * tree-vn.c: Likewise.
9175 * tree-vrp.c: Likewise.
9177 * tree.def: Likewise.
9179 * unwind-dw2-fde.c: Likewise.
9180 * unwind.inc: Likewise.
9181 * value-prof.c: Likewise.
9182 * vmsdbgout.c: Likewise.
9184 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9186 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9187 always place FP constants in the TOC for TARGET_POWERPC64.
9188 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9190 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9192 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9193 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9194 enable for TARGET_E500_DOUBLE.
9195 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9196 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9197 floating-point modes like integer modes for E500 double.
9198 (rs6000_legitimate_offset_address_p): Likewise.
9199 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9200 addressing for DDmode for E500 double.
9201 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9202 modes as using 64-bits of registers for E500 double.
9203 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9204 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9205 specially for E500 double.
9206 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9207 TDmode for E500 double.
9208 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9209 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9210 (rs6000_split_multireg_move): Do not handle TDmode specially for
9212 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9213 using 64-bit registers for E500 double.
9214 (emit_frame_save): Do not handle DDmode specially for E500 double.
9215 (gen_frame_mem_offset): Likewise.
9216 (rs6000_function_value): Do not call spe_build_register_parallel
9217 for DDmode or TDmode.
9218 (rs6000_libcall_value): Likewise.
9219 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9220 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9223 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9225 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9228 2008-06-04 Junjie Gu <jgu@tensilica.com>
9230 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9231 comparison for frame pointers.
9233 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9236 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9238 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9241 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9242 register is already smaller or equal to required mode.
9244 2008-06-04 Xinliang David Li <davidxl@google.com>
9246 * tree-call-cdce.c: New file.
9247 (cond_dead_built_in_calls): New static variable.
9248 (input_domain): New struct.
9249 (check_pow): New function.
9250 (check_builtin_call): Ditto.
9251 (check_target_format): Ditto.
9252 (is_call_dce_candidate): Ditto.
9253 (gen_one_condition): Ditto.
9254 (gen_conditions_for_domain): Ditto.
9255 (get_domain): Ditto.
9256 (gen_conditions_for_pow_cst_base): Ditto.
9257 (gen_conditions_for_pow_int_base): Ditto.
9258 (gen_conditions_for_pow): Ditto.
9259 (get_no_error_domain): Ditto.
9260 (gen_shrink_wrap_conditions): Ditto.
9261 (shrink_wrap_one_built_in_call): Ditto.
9262 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9263 (tree_call_cdce): Ditto.
9264 (gate_call_cdce): Ditto.
9265 (pass_call_cdce): New gimple pass.
9266 * passes.c: (init_optimization_passes): New pass.
9267 * tree-pass.h: New pass declaration.
9268 * opts.c (decode_options): New flag setting.
9269 * common.opt: Add -ftree-builtin-call-dce flag.
9270 * Makefile.in: Add new source file.
9271 * tempvar.def: New tv_id.
9272 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9274 2008-06-04 Richard Guenther <rguenther@suse.de>
9276 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9277 (is_call_clobbered): Always check var_ann->call_clobbered.
9278 (mark_call_clobbered): Always set var_ann->call_clobbered.
9279 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9280 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9281 (reset_alias_info): Clear call clobbering info on MTAGs and
9283 (set_pt_anything): Set pt_global_mem.
9284 (create_tag_raw): Adjust comment.
9285 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9287 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9288 Maxim Kuvyrkov <maxim@codesourcery.com>
9290 * config/m68k/m68k.opt (mxgot): New option.
9291 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9292 (m68k_output_addr_const_extra): New.
9293 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9294 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9295 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9296 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9298 2008-06-04 Richard Guenther <rguenther@suse.de>
9300 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9301 negative or non-representable offsets.
9303 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9305 * config/i386/i386.c (ix86_gen_leave): New.
9306 (ix86_gen_pop1): Likewise.
9307 (ix86_gen_add3): Likewise.
9308 (ix86_gen_sub3): Likewise.
9309 (ix86_gen_sub3_carry): Likewise.
9310 (ix86_gen_one_cmpl2): Likewise.
9311 (ix86_gen_monitor): Likewise.
9312 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9313 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9314 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9315 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9316 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9317 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9318 (ix86_expand_epilogue): Updated.
9319 (print_operand): Handle integer register operand for 'z'.
9320 (ix86_expand_strlensi_unroll_1): Likewise.
9321 (ix86_expand_strlen): Likewise.
9322 (ix86_expand_builtin): Likewise.
9323 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9324 mov{q}/mov{l} and add{q}/add{l}.
9326 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9328 * config/i386/i386.md (P): New mode iterator.
9329 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9330 using P mode iterator.
9331 (DFmode push_operand splitter): Ditto.
9332 (XFmode push_operand splitter): Ditto.
9333 (DFmode float_extend SFmode push_operand splitter): Ditto.
9334 (XFmode float_extend SFmode push_operand splitter): Do not generate
9335 SImode pushes for 64bit target. Macroize Dimode and SImode
9336 pushes using P mode iterator.
9337 (XFmode float_extend DFmode push_operand splitter): Ditto.
9339 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9341 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9342 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9343 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9345 (ix86_call_abi_override): Remove check for call_used_regs.
9347 2008-06-03 Richard Guenther <rguenther@suse.de>
9349 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9350 for the lhs of calls if the return type contains pointers.
9352 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9354 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9355 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9356 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9357 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9358 of cfun and DEFAULT_ABI to deceide abi mode.
9360 (REG_PARM_STACK_SPACE): Removed.
9361 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9362 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9363 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9364 (ix86_function_abi): Likewise.
9365 (ix86_function_type_abi): Likewise.
9366 (ix86_call_abi_override): Likewise.
9367 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9368 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9369 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9370 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9372 (X86_64_REGPARM_MAX): New.
9373 (X86_64_SSE_REGPARM_MAX): New.
9374 (X64_REGPARM_MAX): New.
9375 (X64_SSE_REGPARM_MAX): New.
9376 (X86_32_REGPARM_MAX): New.
9377 (X86_32_SSE_REGPARM_MAX): New.
9378 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9379 (ix86_function_regparm): Handle user calling abi.
9380 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9381 by DEFAULT_ABI versus SYSV_ABI check.
9382 (ix86_reg_parm_stack_space): New.
9383 (ix86_function_type_abi): New.
9384 (ix86_call_abi_override): New.
9385 (ix86_function_abi): New.
9386 (ix86_cfun_abi): New.
9387 (init_cumulative_args): Call abi specific initialization.
9388 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9389 (function_arg_64): Extend SSE_REGPARM_MAX check.
9390 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9391 (ix86_pass_by_reference): Likewise.
9392 (ix86_function_value_regno_p): Likewise.
9393 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9394 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9395 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9396 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9397 (setup_incoming_varargs_64): Adjust regparm for call abi.
9398 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9399 (ix86_va_start): Likewise.
9400 (ix86_gimplify_va_arg): Likewise.
9401 (ix86_expand_prologue): Likewise.
9402 (output_pic_addr_const): Likewise.
9403 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9404 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9405 (x86_output_mi_thunk): Likewise.
9406 (x86_function_profiler): Likewise.
9407 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9408 (SYSV_ABI, MS_ABI): New constants.
9410 (init_regs): Add prototype of function in regclass.c file.
9411 (OVERRIDE_ABI_FORMAT): New.
9412 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9413 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9414 (OUTGOING_REG_PARM_STACK_SPACE): New.
9415 (ix86_reg_parm_stack_space): New prototype.
9416 (CUMULATIVE_ARGS): Add call_abi member.
9417 (machine_function): Add call_abi member.
9418 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9419 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9421 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9424 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9425 (avr_builtin_setjmp_frame_value): New function.
9426 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9427 (nonlocal_goto): Define.
9429 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9431 * config/mips/mips.c (mips_emit_loadgp): Return early if
9432 there is nothing do to, otherwise emit a blockage if
9433 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9434 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9436 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9438 * configure.ac: Drop unneeded backslash ending up in config.in.
9439 * acinclude.m4: Likewise.
9440 * config.in: Regenerate.
9442 2008-05-26 Jan Hubicka <jh@suse.cz>
9444 * predict.c (maybe_hot_frequency_p): Break out of...
9445 (maybe_hot_bb_p): ... here.
9446 (maybe_hot_edge_p): New.
9447 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9448 * basic-block.h (maybe_hot_edge_p): Declare.
9450 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9452 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9453 (*cmpfp_<mode>_cc): Ditto.
9454 (*fp_jcc_8<mode>_387): Ditto.
9455 (*fop_<MODEF:mode>_2_i387): Ditto.
9456 (*fop_<MODEF:mode>_3_i387): Ditto.
9457 (*fop_xf_2_i387): Ditto.
9458 (*fop_xf_3_i387): Ditto.
9460 2008-06-02 Tomas Bily <tbily@suse.cz>
9462 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9464 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9466 * config/mips/mips.c (mips_valid_offset_p): New function.
9467 (mips_valid_lo_sum_p): Likewise.
9468 (mips_classify_address): Use them.
9469 (mips_force_address): New function.
9470 (mips_legitimize_address): Use it.
9471 * config/mips/mips.md (MOVE128): New mode iterator.
9472 (movtf): Require TARGET_64BIT. Remove empty strings.
9473 (*movtf_internal): Rename to...
9474 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9475 of "R" and use {,fp}{load,store} attributes instead of "multi".
9476 Use a separate define_split.
9477 (*movtf_mips16): New pattern.
9479 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9481 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9482 * config/mips/mips.c (mips_expand_before_return): New function.
9483 (mips_expand_epilogue): Call it.
9484 * config/mips/mips.md (return): Turn into a define_expand.
9485 (*return): New insn.
9487 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9489 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9490 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9491 functions. Do not emit uses and clobbers of CONCATs; individually
9492 use and clobber their operands.
9493 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9494 gen_clobber, emit_use and gen_use.
9495 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9496 (expand_builtin_return): Likewise.
9497 * cfgbuild.c (count_basic_blocks): Likewise.
9498 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9499 * explow.c (emit_stack_restore): Likewise.
9500 * expmed.c (extract_bit_field_1): Likewise.
9501 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9502 (emit_move_multi_word, store_constructor): Likewise.
9503 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9504 (thread_prologue_and_epilogue_insns): Likewise.
9505 * lower-subreg.c (resolve_simple_move): Likewise.
9506 * optabs.c (widen_operand, expand_binop): Likewise.
9507 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9508 * reload.c (find_reloads): Likewise.
9509 * reload1.c (eliminate_regs_in_insn): Likewise.
9510 * stmt.c (expand_nl_goto_receiver): Likewise.
9511 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9512 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9513 * config/arm/arm.c (arm_load_pic_register): Likewise.
9514 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9515 * config/arm/arm.md (untyped_return): Likewise.
9516 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9517 * config/avr/avr.c (expand_prologue): Likewise.
9518 * config/bfin/bfin.c (do_unlink): Likewise.
9519 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9520 * config/cris/cris.c (cris_expand_prologue): Likewise.
9521 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9522 (machopic_legitimize_pic_address): Likewise.
9523 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9524 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9525 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9526 (ix86_expand_convert_uns_didf_sse): Likewise.
9527 (ix86_expand_vector_init_general): Likewise.
9528 * config/ia64/ia64.md (eh_epilogue): Likewise.
9529 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9530 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9531 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9532 (config/iq2000/iq2000.c): Likewise.
9533 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9534 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9535 (builtin_longjmp): Likewise.
9536 * config/mn10300/mn10300.md (call, call_value): Likewise.
9537 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9538 * config/pdp11/pdp11.md (abshi2): Likewise.
9539 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9540 * config/s390/s390.c (s390_emit_prologue): Likewise.
9541 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9542 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9543 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9544 * config/sh/sh.c (prepare_move_operands): Likewise.
9545 (output_stack_adjust, sh_expand_epilogue): Likewise.
9546 (sh_set_return_address, sh_expand_t_scc): Likewise.
9547 * config/sparc/sparc.c (load_pic_register): Likewise.
9548 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9549 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9550 * config/v850/v850.c (expand_epilogue): Likewise.
9552 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9554 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9555 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9556 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9557 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9558 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9559 stack pointer register.
9560 (output_movhi): Remove code for interrupt specific writing to the
9561 stack pointer register.
9563 2008-05-31 Richard Guenther <rguenther@suse.de>
9565 PR tree-optimization/34244
9566 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9567 (tree_expr_nonzero_warnv_p): Likewise.
9568 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9569 ssa_name_nonnegative_p.
9570 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9571 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9572 not tree_expr_nonzero_warnv_p.
9574 PR tree-optimization/36262
9576 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9578 PR tree-optimization/34244
9579 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9580 (record_numbers_of_iterations): New function.
9581 (execute_vrp): Cache the numbers of iterations of loops.
9582 * tree-scalar-evolution.c (scev_reset_except_niters):
9584 (scev_reset): Use scev_reset_except_niters.
9585 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9587 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9589 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9590 __WORKAROUND_RETS when appropriate.
9592 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9595 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9597 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9598 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9599 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9600 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9601 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9602 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9603 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9604 *fop_df_1_sse insn patterns using MODEF mode iterator.
9605 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9606 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9607 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9608 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9609 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9610 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9611 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9612 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9613 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9614 (*fop_xf_5_i387): Ditto.
9615 (*fop_xf_6_i387): Ditto.
9617 2008-05-30 Richard Guenther <rguenther@suse.de>
9619 * builtins.c (build_string_literal): Avoid generating
9620 a non-gimple_val result.
9622 2008-05-30 DJ Delorie <dj@redhat.com>
9624 * exec-tool.in: Use an environment variable (private) instead of a
9625 file (shared) as a semaphore, so as to not break parallel builds.
9627 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9629 * optabs.c (maybe_encapsulate_block): Remove.
9630 (emit_libcall_block): Adjust accordingly.
9631 * optabs.h (maybe_encapsulate_block): Remove prototype.
9633 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9634 Don't use maybe_encapsulate_block.
9636 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9638 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9639 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9640 rtx is a SYMBOL_REF before calling get_pool_constant.
9642 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9644 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9646 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9648 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9649 rather than OS names to choose INO_T_EQ definition.
9650 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9651 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9653 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9656 * config/darwin-f.c: New.
9657 * config/t-darwin: Added rule to build darwin-f.o.
9658 * config.gcc: Defined new variable, fortran_target_objs.
9659 (*-*-darwin*): Set fortran_target_objs.
9660 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9661 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9662 * configure: Regenerated.
9664 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9668 canonical type if needed.
9670 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9672 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9674 2008-05-29 Richard Guenther <rguenther@suse.de>
9676 PR tree-optimization/36343
9677 PR tree-optimization/36346
9678 PR tree-optimization/36347
9679 * tree-flow.h (clobber_what_p_points_to): Declare.
9680 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9681 pointed-to variable is dereferenced is irrelevant to whether
9682 the pointer can access the pointed-to variable.
9683 (clobber_what_p_points_to): New function.
9684 * tree-ssa-alias.c (set_initial_properties): Use it.
9685 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9686 call clobber check for NMTs.
9688 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9690 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9691 for printing gcov_type.
9693 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9695 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9696 and the eh region information.
9697 * value-prof.c (gimple_move_stmt_histograms): New function.
9698 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9700 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9702 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9704 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9706 * value-prof.c (tree_ic_transform): Print counts.
9707 * tree-profile.c (tree_gen_ic_func_profiler):
9708 Clear __gcov_indreict_call_callee variable to avoid misattribution
9711 2008-05-28 Rafael Espindola <espindola@google.com>
9713 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9716 2008-05-28 Richard Guenther <rguenther@suse.de>
9718 PR tree-optimization/36339
9719 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9720 and clobbering code out of the loop.
9722 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9724 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9727 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9728 s390_contiguous_bitmask_p, s390_symref_operand_p,
9729 s390_check_symref_alignment, s390_reload_larl_operand,
9730 s390_reload_symref_address): New functions.
9731 (s390_branch_condition_mnemonic): Support compare and branch
9733 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9734 and 'W' constraints.
9735 (s390_secondary_reload): Add secondary reloads for unaligned
9736 symbol refs or symbol refs to floating point or QI/TI mode
9738 (legitimate_address_p): Accept symbol references as addresses.
9739 (s390_expand_insv): Use rotate and insert selected bits
9740 instruction for insv when building for z10.
9741 (print_operand_address): Handle symbol ref addresses.
9742 (print_operand): Output modifier 'c' added for signed byte values.
9743 (s390_encode_section_info): Mark symbol refs with
9744 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9746 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9747 (length attribute): RRF, RRR have 4 byte length.
9748 (FPALL, INTALL): New mode iterators added.
9749 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9750 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9751 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9752 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9753 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9754 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9755 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9756 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9758 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9759 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9760 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9761 reload<INTALL:mode><P:mode>_toreg_z10,
9762 reload<FPALL:mode><P:mode>_tomem_z10,
9763 reload<FPALL:mode><P:mode>_toreg_z10,
9764 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9765 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9766 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9767 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9769 (movmem, clrmem, cmpmem): New splitters added.
9771 * config/s390/predicates.md (larl_operand): Use
9772 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9773 SYMBOL_REF_ALIGN1_P.
9774 (s390_signed_integer_comparison,
9775 s390_unsigned_integer_comparison): New predicates.
9777 * config/s390/s390-protos.h (s390_check_symref_alignment,
9778 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9779 s390_reload_symref_address,
9780 s390_compare_and_branch_condition_mask): Prototypes added.
9782 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9783 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9784 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9786 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9788 * config/s390/s390.c (z10_cost): New cost function for z10.
9789 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9790 (s390_issue_rate): Adjust issue rate for z10.
9791 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9792 (processor_flags): Add PF_Z10.
9793 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9794 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9795 * gcc/config.gcc: Add z10.
9797 2008-05-28 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/36291
9800 * tree-flow. h (struct gimple_df): Remove var_anns member.
9801 * tree-flow-inline.h (gimple_var_anns): Remove.
9802 (var_ann): Simplify.
9803 * tree-dfa.c (create_var_ann): Simplify.
9804 (remove_referenced_var): Clear alias info from var_anns of globals.
9805 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9806 (delete_tree_ssa): Clear alias info from var_anns of globals.
9807 Do not free var_anns.
9808 (var_ann_eq): Remove.
9809 (var_ann_hash): Likewise.
9811 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9813 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9814 and loongson2f entries.
9815 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9816 * config/mips/mips.h (processor_type): Add Loongson-2E
9817 and Loongson-2F entries.
9818 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9819 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9820 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9821 * doc/invoke.texi (MIPS Options): Document loongson2e
9822 and loongson2f processor names.
9824 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9828 * config/i386/i386.c (ix86_function_arg_boundary): Use
9829 alignment of canonical type.
9830 (ix86_expand_vector_move): Check unaligned memory access for
9833 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9835 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9836 Moved to the front of file.
9838 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
9839 H.J. Lu <hongjiu.lu@intel.com>
9841 * dwarf2out.c (current_fde): New.
9843 (lookup_cfa:): Likewise.
9844 (dwarf2out_end_epilogue): Likewise.
9845 (dwarf2out_note_section_used): Likewise.
9847 2008-05-27 Michael Matz <matz@suse.de>
9850 * c.opt (Wenum-compare): New warning option.
9851 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
9853 2008-05-27 Michael Matz <matz@suse.de>
9856 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
9858 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
9859 into memory as tail calls.
9861 2008-05-27 Richard Guenther <rguenther@suse.de>
9863 PR tree-optimization/36339
9864 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
9865 pointers cause all addressable variables to be call clobbered.
9867 2008-05-27 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/36245
9870 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
9872 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9874 * config/s390/s390.md: Replace all occurences of the 'm'
9875 constraint with 'RT'.
9877 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9879 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
9881 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
9883 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
9884 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
9885 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
9887 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9889 * reload.c: (find_reloads): Skip alternatives according to the
9890 "enabled" attribute. Constify the constraint variable.
9891 * recog.c (get_attr_enabled): Add default implementation.
9892 (extract_insn): Set the alternative_enabled_p array
9893 in the recog_data struct.
9894 (preprocess_constraints, constrain_operands): Skip
9895 alternatives according to the "enabled" attribute
9896 * recog.h (struct recog_data): New field alternative_enabled_p.
9897 (skip_alternative): New inline function.
9898 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
9899 (record_reg_classes): Skip alternative according to the
9900 "enabled" attribute.
9902 * doc/md.texi: Add documention for the "enabled" attribute.
9904 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9906 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
9907 * postreload.c (reload_cse_simplify_operands): Replace 'm'
9908 constraint with TARGET_MEM_CONSTRAINT.
9909 * recog.c (asm_operand_ok, preprocess_constraints,
9910 constrain_operands): Likewise.
9911 * regclass.c (record_reg_classes): Likewise.
9912 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
9913 * reload1.c (maybe_fix_stack_asms): Likewise.
9914 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
9915 * recog.h: Adjust comment.
9916 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
9917 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
9918 * doc/md.texi: Add a note to description of 'm' constraint.
9919 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
9921 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
9923 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
9924 that the bitfield is of integral type before testing its precision.
9926 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9927 Sa Liu <saliu@de.ibm.com>
9929 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
9930 __modti3, __udivti3, __umodti3 and __udivmodti4.
9931 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
9932 that implement TImode mul and div functions.
9933 * config/spu/multi3.c: New. Implement __multi3.
9934 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
9935 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
9938 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
9940 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
9941 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
9942 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
9943 tls_sysv_suffix): New mode and mode attribute iterators.
9944 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
9945 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
9946 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
9947 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
9948 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
9951 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
9953 PR tree-optimization/36329
9954 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
9955 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
9956 * cgraphbuild.c (initialize_inline_failed): Use the latter
9957 macro in lieu of the former.
9958 * ipa-inline.c (cgraph_mark_inline): Likewise.
9959 (cgraph_decide_inlining_of_small_function): Likewise.
9960 (cgraph_decide_inlining): Likewise.
9961 (cgraph_decide_inlining_incrementally): Likewise.
9963 2008-05-26 Tristan Gingold <gingold@adacore.com>
9964 Anatoly Sokolov <aesok@post.ru>
9966 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
9967 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
9968 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
9969 optimization for 'avr6' architecture.
9971 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
9974 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
9976 2008-05-26 Richard Guenther <rguenther@suse.de>
9978 * tree-ssa-sccvn.c (expr_has_constants): Declare.
9979 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
9981 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
9984 * caller-save.c (insert_restore): Verify alignment of spill space.
9985 (insert_save): Likewise.
9986 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
9987 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
9988 (STACK_SLOT_ALIGNMENT): Likewise.
9989 * function.c (LOCAL_ALIGNMENT): Removed.
9990 (get_stack_local_alignment): New.
9991 (assign_stack_local): Use it. Set alignment on stack slot.
9992 (assign_stack_temp_for_type): Use get_stack_local_alignment.
9993 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
9994 (STACK_SLOT_ALIGNMENT): New.
9995 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
9996 stack slot in XFmode.
9998 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10000 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10003 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10004 argument operand in rax isn't removed.
10006 2008-05-26 Richard Guenther <rguenther@suse.de>
10008 PR middle-end/36300
10009 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10010 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10012 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10015 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10017 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10019 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10020 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10022 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10024 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10025 build a trampoline if we don't want one.
10026 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10027 return zero for nested functions if we don't want a trampoline.
10029 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10031 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10033 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10036 * c.opt: Removed undocumented option '-lang-fortran'.
10037 * c-common.h: Removed global variable 'lang_fortran'.
10038 * c-opts.c (c_common_handle_option): Removed code to handle
10039 option '-lang-fortran'. Updated includes.
10040 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10041 definition of '__GFORTRAN__'.
10042 (define__GNUC__): Reimplemented to use BASEVER and
10043 cpp_define_formatted.
10044 (builtin_define_with_value_n): Removed.
10045 * c-incpath.h: Renamed to ...
10046 * incpath.h: ... this.
10047 * c-incpath.c: Renamed to ...
10048 * incpath.c: ... this. Updated includes.
10049 * fix-header.c: Updated includes.
10050 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10051 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10052 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10054 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10056 * tree.h: Update the table of flags used on tree nodes.
10057 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10058 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10059 (FORCED_LABEL): Add access check.
10060 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10061 (ASM_INPUT_P): Likewise.
10062 (ASM_VOLATILE_P): Likewise.
10063 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10064 (OMP_SECTION_LAST): Access private_flag directly.
10065 (OMP_RETURN_NOWAIT): Likewise.
10066 (OMP_PARALLEL_COMBINED): Likewise.
10067 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10068 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10069 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10070 deprecated_flag directly.
10072 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10074 * final.c (frame_pointer_needed): Removed.
10075 * flags.h (frame_pointer_needed): Likewise.
10077 * function.h (rtl_data): Add frame_pointer_needed.
10078 (frame_pointer_needed): New.
10080 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10082 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10084 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10086 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10089 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10091 * c-common.c (strip_array_types): Move function to..
10093 (get_inner_array_type): Delete.
10094 * c-common.h (strip_array_types): Move declaration to..
10096 (get_inner_array_type): Delete.
10097 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10098 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10099 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10100 * config/pa/pa.c (emit_move_sequence): Likewise.
10102 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10104 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10107 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10109 * function.c: Include target hook for nonlocal_goto frame value.
10111 2008-05-24 Richard Guenther <rguenther@suse.de>
10113 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10114 variable can be only accessed through a pointer or a union.
10116 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10118 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10119 * doc/extend.texi: Likewise.
10121 2008-05-23 DJ Delorie <dj@redhat.com>
10123 * config/m32c/jump.md (untyped_call): Add.
10125 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10126 for A24 to PSImode.
10127 (m32c_address_cost): Detail costs for indirect offsets.
10129 2008-05-23 Rafael Espindola <espindola@google.com>
10131 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10132 if a node is a SUBREG.
10133 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10136 2008-05-23 Paul Brook <paul@codesourcery.com>
10137 Carlos O'Donell <carlos@codesourcery.com>
10139 * doc/extend.texi: Clarify use of __attribute__((naked)).
10140 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10141 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10142 * function.c (use_register_for_decl): Use
10143 targetm.calls.allocate_stack_slots_for_args.
10144 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10145 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10146 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10148 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10150 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10152 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10154 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10155 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10156 is only rounded once.
10158 2008-05-23 Richard Guenther <rguenther@suse.de>
10160 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10162 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10163 Jakub Jelinek <jakub@redhat.com>
10166 * configure.ac: Handle --enable-cld.
10167 * configure: Regenerated.
10168 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10169 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10170 (ix86_current_function_needs_cld): New define.
10171 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10172 (cld): New isns pattern.
10173 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10174 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10175 * config/i386/i386.opt (mcld): New option.
10176 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10177 TARGET_CLD and ix86_current_function_needs_cld.
10178 (override_options): Use -mcld by default for 32-bit code if
10181 * doc/install.texi (Options specification): Document --enable-cld.
10182 * doc/invoke.texi (Machine Dependent Options)
10183 [i386 and x86-64 Options]: Add -mcld option.
10184 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10186 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10187 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10188 (return_in_memory_64): Likewise.
10189 (return_in_memory_ms_64): Likewise.
10191 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10193 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10194 * builtins.c (fold_builtin_fpclassify): New.
10195 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10196 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10197 * c-common.c (handle_type_generic_attribute): Adjust to accept
10198 fixed arguments before an elipsis.
10199 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10200 * doc/extend.texi: Document __builtin_fpclassify.
10202 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10204 * omp-low.c (gate_expand_omp_ssa): Remove.
10205 (pass_expand_omp_ssa): Remove.
10206 (gate_expand_omp): Do not check for flag_openmp_ssa.
10207 * common.opt (-fopenmp-ssa): Remove.
10208 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10210 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10212 * config/sh/sh.opt (mfixed-range): New option.
10213 * config/sh/sh-protos.h (sh_fix_range): Declare.
10214 * config/sh/sh.c (sh_fix_range): New function.
10215 * config/sh/sh.h (sh_fixed_range_str): Declare.
10216 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10218 * doc/invoke.texi (SH Options): Document -mfixed-range.
10220 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10222 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10223 it before the redeclaration.
10225 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10227 * config/avr/avr.c (get_sequence_length): Add new function.
10228 (expand_prologue, expand_epilogue): Remove duplicate code.
10230 2008-05-22 Rafael Espindola <espindola@google.com>
10232 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10235 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10237 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10238 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10240 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10241 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10242 (vect_update_misalignment_for_peel): Likewise.
10243 (vector_alignment_reachable_p): Likewise.
10244 * tree-vect-transform.c (vectorizable_load): Likewise.
10245 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10246 (get_vectype_for_scalar_type): Pass mode of scalar_type
10247 to UNITS_PER_SIMD_WORD.
10249 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10250 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10251 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10252 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10253 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10255 2008-05-22 Ira Rosen <irar@il.ibm.com>
10257 PR tree-optimization/36293
10258 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10259 if the first load must be skipped because of a gap.
10261 2008-05-22 Richard Guenther <rguenther@suse.de>
10263 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10264 more cases of offset disambiguation that is possible if
10265 strict-aliasing rules apply.
10266 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10267 for basic offset and type-based disambiguation.
10269 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10272 ix86_expand_vector_set on V16QImode for SSE4.1.
10274 2008-05-21 Tom Tromey <tromey@redhat.com>
10276 * c.opt (Wimport): Mark as undocumented.
10277 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10279 (Warning Options): Likewise.
10280 * doc/cppopts.texi: Don't mention -Wimport.
10282 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10284 PR tree-optimization/36287
10285 PR tree-optimization/36286
10286 * lambda-code.c (build_access_matrix): Do not use the loop->num
10287 for computing the number of induction variables: use the loop depth
10290 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10293 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10294 option -f(no-)leading-underscore.
10296 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10298 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10299 GET_MODE_NUNITS (mode).
10301 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10303 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10304 (-mmulhw): Add 464 to description.
10305 (-mdlmzb): Likewise.
10306 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10307 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10309 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10310 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10311 * config/rs6000/rs6000.md: Update comments for 464.
10313 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10315 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10317 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/sse.md (vec_extractv4sf): Removed.
10320 (vec_extractv2df): Likewise.
10321 (vec_extractv2di): Likewise.
10322 (vec_extractv4si): Likewise.
10323 (vec_extractv8hi): Likewise.
10324 (vec_extractv16qi): Likewise.
10325 (vec_extract<mode>): New.
10327 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10329 * config/i386/sse.md (vec_setv4sf): Removed.
10330 (vec_setv2df): Likewise.
10331 (vec_setv2di): Likewise.
10332 (vec_setv4si): Likewise.
10333 (vec_setv8hi): Likewise.
10334 (vec_setv16qi): Likewise.
10335 (vec_set<mode>): New.
10337 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10339 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10340 goto for vec_concat and vec_interleave.
10342 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10344 * config/i386/sse.md (vec_initv4sf): Removed.
10345 (vec_initv2df): Likewise.
10346 (vec_initv2di): Likewise.
10347 (vec_initv4si): Likewise.
10348 (vec_initv8hi): Likewise.
10349 (vec_initv16qi): Likewise.
10350 (vec_init<mode>): New.
10352 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10354 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10356 2008-05-21 Tom Tromey <tromey@redhat.com>
10358 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10359 (zone_find_object_offset): Likewise.
10360 (gt_ggc_m_S): Likewise.
10361 (highest_bit): Likewise.
10362 * ggc-page.c (gt_ggc_m_S): New function.
10363 * stringpool.c (string_stack): Remove.
10364 (init_stringpool): Update.
10365 (ggc_alloc_string): Use ggc_alloc.
10366 (maybe_delete_ident): New function.
10367 (ggc_purge_stringpool): Likewise.
10368 (gt_ggc_m_S): Remove.
10369 * ggc-common.c (ggc_protect_identifiers): New global.
10370 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10371 ggc_protect_identifiers.
10372 * ggc.h (ggc_protect_identifiers): Declare.
10373 (gt_ggc_m_S): Update.
10374 (ggc_purge_stringpool): Declare.
10375 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10376 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10378 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10380 2008-05-21 David S. Miller <davem@davemloft.net>
10382 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10385 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10387 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10390 2008-05-20 David Daney <ddaney@avtrex.com>
10392 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10393 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10394 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10395 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10396 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10397 (atomic_hiqi_op): New define_code_iterator.
10398 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10399 mips_expand_compare_and_swap_12.
10400 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10401 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10402 (sync_<optab><mode>, sync_old_<optab><mode>,
10403 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10404 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10405 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10406 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10407 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10408 (test_and_set_12): New insn.
10409 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10410 sync_new_<optab><mode>, sync_old_nand<mode>,
10411 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10412 clobber to operand 0 for SI and DI mode insns.
10413 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10414 mips_gen_fn_4): New typedefs.
10415 (mips_gen_fn_ptrs): Define new union type.
10416 (mips_expand_compare_and_swap_12): Remove declaration.
10417 (mips_expand_atomic_qihi): Declare function.
10418 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10419 (mips_expand_atomic_qihi): ... this. Use new generator function
10421 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10422 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10423 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10424 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10425 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10426 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10427 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10428 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10429 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10430 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10433 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10435 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10438 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10440 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10441 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10442 (avr_attribute_table): Add 'OS_main' function attribute.
10443 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10444 functions with 'OS_main' attribute.
10446 2008-05-20 Richard Guenther <rguenther@suse.de>
10448 PR tree-optimization/35204
10449 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10450 helper, split out from ...
10451 (DFS): ... here. Make the DFS walk non-recursive.
10453 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10454 Jan Sjodin <jan.sjodin@amd.com>
10456 PR tree-optimization/36181
10457 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10458 (parallelize_loops): Don't parallelize when the loop has vector
10461 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10462 Sebastian Pop <sebastian.pop@amd.com>
10464 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10465 matrix, and never look at the tree representation of the memory
10467 (linear_transform_loops): Computes parameters and access matrices.
10468 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10470 (access_matrix_get_index_for_parameter): New.
10471 * tree-data-ref.h (struct access_matrix): New.
10472 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10473 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10474 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10475 am_vector_index_for_loop): New.
10476 (struct data_reference): Add field access_matrix.
10477 (DR_ACCESS_MATRIX): New.
10478 (compute_data_dependences_for_loop): Update declaration.
10479 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10480 * lambda.h (lambda_vector_vec_p): Declared.
10481 * lambda-code.c: Depend on pointer-set.h.
10482 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10483 av_for_af_base, av_for_af, build_access_matrix,
10484 lambda_compute_access_matrices): New.
10485 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10487 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10489 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10490 $SOURCEDIR/include.
10492 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10493 Sebastian Pop <sebastian.pop@amd.com>
10495 PR tree-optimization/36206
10496 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10498 (instantiate_scev_1): Rename flags to fold_conversions.
10499 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10500 outeside instantiation_loop.
10501 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10502 (evolution_function_is_affine_or_constant_p): Removed.
10503 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10505 (analyze_siv_subscript): Pass in the loop nest number.
10506 Call evolution_function_is_affine_in_loop instead of
10507 evolution_function_is_affine_p.
10508 (analyze_overlapping_iterations): Pass in the loop nest number.
10510 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10511 Sebastian Pop <sebastian.pop@amd.com>
10513 PR tree-optimization/36206
10514 * tree-chrec.h (chrec_fold_op): New.
10515 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10518 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10520 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10522 (remove_duplicates): Do not set inode on non-inode systems.
10525 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10527 * config.gcc (tm_file): Update comments about relative pathnames.
10529 2008-05-20 Richard Guenther <rguenther@suse.de>
10531 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10532 * tree-ssa-sccvn.c (process_scc): Likewise.
10533 * tree-ssa-sink.c (execute_sink_code): Likewise.
10534 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10535 * tree-vrp.c (process_assert_insertions): Likewise.
10536 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10537 (perform_tree_ssa_dce): Likewise.
10538 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10539 (dump_dominator_optimization_stats): Likewise.
10540 * tree-vectorizer.c (vectorize_loops): Likewise.
10542 2008-05-20 Richard Guenther <rguenther@suse.de>
10544 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10546 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10548 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10549 (ix86_i386elf_return_in_memory): Likewise.
10550 (ix86_i386interix_return_in_memory): Likewise.
10551 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10552 (SUBTARGET_RETURN_IN_MEMORY): New.
10553 * config/i386/i386elf.h: Likewise.
10554 * config/i386/ptx4-i.h: Likewise.
10555 * config/i386/sol2-10.h: Likewise.
10556 * config/i386/sysv4.h: Likewise.
10557 * config/i386/vx-common.h: Likewise.
10558 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10559 * config/i386/i386.c (ix86_return_in_memory): Made static and
10560 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10561 (ix86_i386elf_return_in_memory): Removed.
10562 (ix86_i386interix_return_in_memory): Removed.
10563 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10564 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10566 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10568 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10570 2008-05-19 Xinliang David Li <davidxl@google.com>
10572 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10574 * common.opt: Ditto.
10575 * doc/invoke.texi: Ditto.
10577 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10579 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10580 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10582 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10584 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10585 sizes of operand array from 8/4 to 4/2.
10586 (ix86_expand_vector_init_general): Change size of operand array
10587 from 32 to 16. Remove op0, op1 and half_mode.
10589 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10591 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10592 (ix86_expand_vector_init_interleave): Likewise.
10593 (ix86_expand_vector_init_general): Use them. Assert
10594 word_mode == SImode when n_words == 4.
10596 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10598 * config/i386/i386.c (ix86_secondary_reload): New static function.
10599 (TARGET_SECONDARY_RELOAD): New define.
10600 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10601 * config/i386/i386.md (reload_outqi): Remove.
10603 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10605 PR middle-end/35509
10606 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10607 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10608 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10609 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10610 (fold_builtin_1): Likewise.
10611 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10612 c-common.c (check_builtin_function_arguments): Handle
10613 BUILT_IN_ISINF_SIGN.
10614 * doc/extend.texi: Document __builtin_isinf_sign.
10615 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10617 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10620 EH cleanup at the end of the pass, search for those that have been
10621 turned into forwarder blocks and do the cleanup on their successor.
10623 2008-05-18 Richard Guenther <rguenther@suse.de>
10625 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10626 pointers to sizetype and vice versa.
10628 2008-05-18 Xinliang David Li <davidxl@google.com>
10630 * gcc/tree-ssa-dce.c: Coding style fix.
10631 (check_pow): Documentation comment.
10632 (check_log): Documenation comment. Coding style fix.
10633 (is_unnecessary_except_errno_call): Ditto.
10634 (gen_conditions_for_pow): Ditto.
10635 (gen_conditions_for_log): Ditto.
10636 (gen_shrink_wrap_conditions): Ditto.
10637 (shrink_wrap_one_built_in_calls): Ditto.
10638 * gcc/doc/invoke.texi: Better documentation string.
10639 * ChangeLog: Fix wrong change log entries from
10640 May 17 checkin on function call DCE.
10642 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10644 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10646 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10648 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10649 * df-problems.c (simulation routines): Fixed block comment to
10650 properly say how to add forwards scanning functions.
10652 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10654 * tree-inline.c (setup_one_parameter): Remove dead code.
10656 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10658 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10659 a BIT_AND_EXPR only for an INTEGER_TYPE.
10661 2008-05-17 Xinliang David Li <davidxl@google.com>
10663 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10664 (check_pow, check_log, is_unnecessary_except_errno_call): New
10665 functions to check for eliminating math functions that are pure
10666 except for setting errno.
10667 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10668 general condition expressions for shrink-wrapping pow/log calls.
10669 (gen_shrink_wrap_conditions): Ditto.
10670 (shrink_wrap_one_built_in_call): Ditto.
10671 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10672 (mark_operand_necessary): If debugging, output if OP is necessary.
10673 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10675 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10677 * gcc/common.opt: New user flag -ftree-builtin-dce.
10678 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10680 2008-05-16 David S. Miller <davem@davemloft.net>
10682 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10683 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10685 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10690 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10692 * ifcvt.c (dead_or_predicable): Rename
10693 df_simulate_one_insn_backwards to df_simulate_one_insn.
10694 * recog.c (peephole2_optimize): Ditto.
10695 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10697 * df.h: Rename df_simulate_one_insn_backwards to
10698 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10699 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10700 scanning of defs and uses.
10701 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10702 (df_simulate_one_insn_forwards): Removed.
10704 2008-05-16 Doug Kwan <dougkwan@google.com>
10706 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10708 (real_from_string): Handle NaNs and Inf as approriate.
10710 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10712 * doc/gty.texi (Source Files Containing Type Information): Note
10713 that headers should appear first in the gtfiles list.
10715 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10717 * tree.def (COND_EXEC): Properly documented this code.
10719 2008-05-16 Diego Novillo <dnovillo@google.com>
10721 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10722 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10725 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10727 * tree-ssa-dse (max_stmt_uid): Removed.
10728 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10729 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10730 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10731 * function.h (cfun.last_stmt_uid): New field.
10732 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10733 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10735 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10736 (create_stmt_ann): Initialize the ann->uid field.
10737 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10739 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10741 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10743 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10744 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10745 (init_empty_tree_cfg): Call it.
10747 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10749 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10752 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10754 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10755 * tree-dump.c (dump_options): New verbose option.
10756 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10758 * tree-pass.h (TDF_VERBOSE): New dump flag.
10759 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10760 (tree-flow.h): Added include.
10761 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10763 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10765 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10767 From Jie Zhang <jie.zhang@analog.com>
10768 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10769 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10770 mcpu=bf561-none and mcpu=bf561-0.2.
10771 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10772 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10773 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10774 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10775 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10776 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10777 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10779 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10780 (cputype_selected): Remove.
10781 (bfin_handle_option): Don't use cputype_selected.
10782 (override_options): When no mcpu option, enable all workarounds.
10783 Don't use bfin_workarounds.
10784 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10786 (DEFAULT_CPU_TYPE): Don't define.
10788 2008-05-16 Richard Guenther <rguenther@suse.de>
10790 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10791 on deletion of the last stmt.
10793 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10795 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10796 V8HImode for SSE2 and V16QImode for SSE4.1.
10798 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10800 * cgraph.h (compute_inline_parameters): Made public.
10801 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10802 variable_generate_summary, function_write_summary,
10803 variable_write_summary, variable_read_summary. Added generate_summary,
10804 write_summary, read_summary.
10805 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10806 pass_ipa_inline.function_generate_summary, to
10807 compute_inline_parameters.
10808 * ipa-inline.c (compute_inline_parameters): Made public and added
10810 (compute_inline_parameters_for_current): New function.
10811 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10812 (inline_generate_summary): Removed parameter and made to loop over
10814 (pass_ipa_inline): Updated for new IPA_PASS structure.
10815 * passes.c (execute_ipa_summary_passes): Now is called once per
10816 pass rather than once per node*pass.
10818 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10820 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10821 avr_have_mul_p, avr_asm_only_p): Remove variables.
10822 (avr_override_options): Remove initialization of removed variables.
10823 (avr_file_start): Convert removed variables to fields of
10824 'struct base_arch_s *avr_current_arch'.
10825 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10826 (AVR_HAVE_MUL): (Ditto.).
10827 (AVR_HAVE_MOVW): (Ditto.).
10828 (AVR_HAVE_LPMX): (Ditto.).
10829 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10830 avr_asm_only_p): Remove declaration.
10832 2008-05-15 Diego Novillo <dnovillo@google.com>
10834 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10835 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
10837 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
10839 PR middle-end/36194
10840 * combine.c (check_conversion): Rename back to check_promoted_subreg.
10841 Don't call record_truncated_value from here.
10842 (record_truncated_value): Turn it into a for_each_rtx callback.
10843 (record_truncated_values): New function.
10844 (combine_instructions): Call note_uses with record_truncated_values.
10845 Change name of check_conversion to check_promoted_subreg.
10847 2008-05-15 Janis Johnson <janis187@us.ibm.com>
10849 * doc/sourcebuild.texi: Document support for torture tests.
10851 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10853 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
10854 to alternative 4 of operand 2.
10856 2008-05-15 Richard Guenther <rguenther@suse.de>
10858 * tree-pass.h (current_pass): Declare.
10859 (get_pass_for_id): Likewise.
10860 * passes.c (passes_by_id, passes_by_id_size): New globals.
10861 (set_pass_for_id): New function.
10862 (get_pass_for_id): Likewise.
10863 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
10864 (execute_function_todo): Flush per function statistics.
10865 * toplev.c (compile_file): Init statistics.
10866 (general_init): Do early statistics initialization.
10867 (finalize): Finish statistics.
10868 * statistics.h (statistics_early_init): Declare.
10869 (statistics_init): Likewise.
10870 (statistics_fini): Likewise.
10871 (statistics_fini_pass): Likewise.
10872 (statistics_counter_event): Likewise.
10873 (statistics_histogram_event): Likewise.
10874 * statistics.c: New file.
10875 * Makefile.in (OBJS-common): Add statistics.o.
10876 (statistics.o): Add dependencies.
10877 * doc/invoke.texi (-fdump-statistics): Document.
10879 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
10880 (insert): Likewise.
10881 (execute_pre): Use statistics_counter_event.
10882 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
10883 (substitute_and_fold): Increment it. Use statistics_counter_event.
10885 2008-05-15 Diego Novillo <dnovillo@google.com>
10887 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
10889 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
10890 * tree-ssa-alias.c (new_type_alias): Remove references to
10891 sub-variables from comment.
10892 * tree-ssa-operands.c (swap_tree_operands): Likewise.
10894 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
10897 attribute to 1 only for insertps alternative.
10899 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
10901 * config/bfin/bfin.md (loadbytes): New pattern.
10902 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
10903 (bfin_init_builtins): Initialize it.
10904 (bdesc_1arg): Add it.
10906 2008-05-15 Sa Liu <saliu@de.ibm.com>
10908 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
10909 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
10910 * testsuite/lib/target-supports.exp: Add
10911 check_effective_target_fortran_integer_16.
10913 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
10915 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
10916 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
10917 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
10918 (TARGET_RETURN_IN_MEMORY): Define.
10920 2008-05-15 Richard Guenther <rguenther@suse.de>
10922 PR middle-end/36244
10923 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
10924 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
10925 represent unmodifiable vars.
10927 2008-05-15 Richard Guenther <rguenther@suse.de>
10929 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
10930 INDIRECT_REF and TARGET_MEM_REF.
10931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10934 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10935 H.J. Lu <hongjiu.lu@intel.com>
10937 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
10938 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
10939 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
10940 insn alternatives. Add missing alternatives.
10941 (*vec_concatv2di_rex64_sse4_1): Likewise.
10942 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
10943 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
10944 Require TARGET_SSE.
10946 2008-05-15 Richard Guenther <rguenther@suse.de>
10948 PR tree-optimization/36009
10949 PR tree-optimization/36204
10950 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
10951 (determine_invariantness_stmt): Record the loop a store is
10952 always executed in.
10953 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
10956 2008-05-15 Richard Guenther <rguenther@suse.de>
10958 PR tree-optimization/34330
10959 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
10960 through the pointer will alias the SMT.
10962 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
10964 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
10966 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
10968 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
10970 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10971 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10973 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
10974 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
10975 (vashl_optab): New optab for vector/vector shifts.
10976 (vashr_optab): Ditto.
10977 (vlshr_optab): Ditto.
10978 (vrotl_optab): Ditto.
10979 (vrotr_optab): Ditto.
10980 (optab_subtype): New enum for optab_for_tree_code call.
10981 (optab_for_tree_code): Add enum optab_subtype argument.
10983 * optabs.c (optab_for_tree_code): Take an additional argument to
10984 distinguish between a vector shift by a scalar and vector shift by
10985 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
10986 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
10987 vector shift by a vector.
10988 (expand_widen_pattern_expr): Pass additional argument to
10989 optab_for_tree_code.
10991 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
10992 vrotl_optab, vrotr_optab.
10994 * expr.c (expand_expr_real_1): Update calls to
10995 optab_for_tree_code to distinguish between vector shifted by a
10996 scalar and vector shifted by a vector.
10997 * tree-vectorizer.c (supportable_widening_operation): Ditto.
10998 (supportable_narrowing_operation): Ditto.
10999 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11000 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11001 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11002 (vect_create_epilog_for_reduction): Ditto.
11003 (vectorizable_reduction): Ditto.
11004 (vectorizable_operation): Ditto.
11005 (vect_strided_store_supported): Ditto.
11006 (vect_strided_load_supported): Ditto.
11007 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11008 * expmed.c (expand_shift): Ditto.
11010 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11012 (ashr@var{m}3): Ditto.
11013 (vashl@var{m}3): Document new vector/vector shift standard name.
11014 (vashr@var{m}3): Ditto.
11015 (vlshr@var{m}3): Ditto.
11016 (vrotl@var{m}3): Ditto.
11017 (vrotr@var{m}3): Ditto.
11019 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11020 (PPERM_INVERT): Ditto.
11021 (PPERM_REVERSE): Ditto.
11022 (PPERM_REV_INV): Ditto.
11023 (PPERM_ZERO): Ditto.
11024 (PPERM_ONES): Ditto.
11025 (PPERM_SIGN): Ditto.
11026 (PPERM_INV_SIGN): Ditto.
11027 (PPERM_SRC1): Ditto.
11028 (PPERM_SRC2): Ditto.
11030 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11031 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11032 allows a memory operand to be the value being added, and split it
11033 to improve vectorization.
11034 (sse5_pmacsdqh_mem): Ditto.
11035 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11036 (sse5_mulv2div2di3_high): Ditto.
11037 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11038 (vec_pack_trunc_v4si): Ditto.
11039 (vec_pack_trunc_v2di): Ditto.
11040 (sse5_pcmov_<mode>): Remove code that tried to use use
11041 andps/andnps instead of pcmov.
11042 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11043 pmacsdqh instructions.
11044 (vec_widen_smult_lo_v4si): Ditto.
11046 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11047 (PPERM_INVERT): Ditto.
11048 (PPERM_REVERSE): Ditto.
11049 (PPERM_REV_INV): Ditto.
11050 (PPERM_ZERO): Ditto.
11051 (PPERM_ONES): Ditto.
11052 (PPERM_SIGN): Ditto.
11053 (PPERM_INV_SIGN): Ditto.
11054 (PPERM_SRC1): Ditto.
11055 (PPERM_SRC2): Ditto.
11056 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11058 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11060 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11061 says ignore whether the last reference is a memory operand.
11063 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11064 Paolo Bonzini <bonzini at gnu dot org>
11066 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11069 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11070 (vlshr<mode>3): Rename from vlshr<mode>3.
11071 (vashr<mode>3): Rename from vashr<mode>3.
11072 (mulv4sf3): Change the names of vector shift patterns.
11076 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11079 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11104 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11105 (floatunssidf2_internal): Change vector/vector shift names.
11106 (floatunsdidf2_internal): Ditto.
11113 (vashl<mode>3): Rename from ashl<mode>3.
11114 (vashr<mode>3): Rename from ashr<mode>3.
11115 (vlshr<mode>3): Rename from lshr<mode>3.
11116 (vrotl<mode>3): Rename from rotl<mode>3.
11118 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11121 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11122 multiply gives the wrong value when doing widening multiplies.
11123 (vec_widen_smult_lo_v4si): Ditto.
11125 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11127 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11128 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11129 emit_library_call_value.
11130 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11131 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11132 * calls.c (initialize_argument_information, precompute_arguments,
11133 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11134 (precompute_arguments): Removed flags parameter.
11135 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11137 2008-05-14 Richard Guenther <rguenther@suse.de>
11139 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11140 Make sure to register the store if the use is a PHI_NODE.
11142 2008-05-14 Olivier Hainque <hainque@adacore.com>
11144 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11145 memory if the component is to be referenced in BLKmode according
11146 to get_inner_reference.
11148 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11150 * calls.c (emit_library_call_value_1): Restore code clearing
11151 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11153 2008-05-14 Olivier Hainque <hainque@adacore.com>
11154 Nicolas Roche <roche@adacore.com>
11156 * configure.ac: Add support for a "gcc_subdir" variable in
11157 config-lang.in, to denote a subdirectory where the language/GCC
11158 integration files are to be found.
11159 * configure: Regenerate.
11161 2008-05-14 Ira Rosen <irar@il.ibm.com>
11163 PR tree-optimization/36098
11164 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11165 value for the first load in the group in case of a gap.
11166 (vect_build_slp_tree): Check that there are no gaps in loads.
11168 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11170 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11171 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11172 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11173 emit_insn and remove unneeded code to construct extra args.
11174 (emit_no_conflict_block): Removed.
11175 * optabls.h: (emit_no_conflict_block): Removed.
11176 * cse.c (cse_extended_basic_block): Remove search for
11177 REG_NO_CONFLICT note.
11178 * global.c: Removed incorrect comment added in revision 117.
11179 * expr.c (convert_move): Change call to emit_no_conflict_block to
11181 * recog.c: Change comments so that they do not mention
11183 * local_alloc.c (combine_regs): Removed last parameter.
11184 (no_conflict_p): Removed.
11185 (block_alloc): Removed note, no_conflict_combined_regno and set
11186 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11187 (combine_regs): Removed already_dead and code to look for
11188 REG_NO_CONFLICT notes.
11189 * lower_subreg (remove_retval_note): Removed code to look for
11190 REG_NO_CONFLICT block.
11191 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11192 (resolve_clobber): Remove code to process libcalls that have
11193 REG_NO_CONFLICT notes.
11194 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11196 * combine.c (can_combine_p, distribute_notes): Removed
11197 REG_NO_CONFLICT case.
11198 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11200 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11201 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11203 * reg-notes.def (NO_CONFLICT): Removed.
11205 2008-05-14 David S. Miller <davem@davemloft.net>
11207 * config/sparc/sparc.c (sparc_profile_hook): If
11208 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11209 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11210 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11212 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11214 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11216 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11219 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11220 and op1 expansion before vector concat to have less live pseudos.
11222 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11224 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11225 ix86_expand_vector_set if supported.
11227 2008-05-13 Diego Novillo <dnovillo@google.com>
11228 Kenneth Zadeck <zadeck@naturalbridge.com>
11230 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11232 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11233 phinodes_print_statistics, init_ssanames, fini_ssanames,
11234 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11235 release_ssa_name, release_defs, replace_ssa_name_symbol,
11236 ssanames_print_statistics): Move ...
11237 * tree-flow.h: ... here.
11238 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11239 Use FN instead of cfun.
11240 (make_ssa_name_fn): Rename from make_ssa_name.
11241 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11242 * tree-flow-inline.h (make_ssa_name): Move from
11243 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11244 * omp-low.c (expand_omp_parallel):
11245 * tree-flow-inline.h (redirect_edge_var_map_result):
11246 * tree-ssa.c (init_tree_ssa): Add argument FN.
11247 Use it instead of cfun. Update all users.
11249 2008-05-13 Tom Tromey <tromey@redhat.com>
11251 PR preprocessor/22168:
11252 * doc/cpp.texi (Top): Update menu.
11253 (Alternatives to Wrapper #ifndef): New node.
11254 (Other Directives): Document deprecation.
11255 (Obsolete Features): Remove menu.
11256 (Assertions): Merge node into Obsolete Features.
11257 (Obsolete once-only headers): Move earlier; rename to Alternatives
11258 to Wrapper #ifndef.
11259 * doc/cppopts.texi: Update.
11260 * c.opt (Wdeprecated): Enable for C and ObjC.
11261 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11262 (C++ Dialect Options): Move -Wno-deprecated from here to...
11263 (Warning Options): ... here.
11265 2008-05-13 Richard Guenther <rguenther@suse.de>
11267 PR middle-end/36227
11268 * fold-const.c (fold_sign_changed_comparison): Do not allow
11269 changes in pointer-ness.
11271 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11274 * config/sh/sh.c (sh_expand_prologue): Don't clear
11275 RTX_FRAME_RELATED_P for push insns.
11277 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11279 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11281 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11283 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11284 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11285 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11287 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11290 (*vec_concatv4sf_sse): This.
11291 (*sse2_concatv2si): Renamed to ...
11292 (*vec_concatv2si_sse2): This.
11293 (*sse1_concatv2si): Renamed to ...
11294 (*vec_concatv2si_sse): This.
11295 (*vec_concatv2di_rex): Renamed to ...
11296 (*vec_concatv2di_rex64): This.
11297 (*vec_concatv2si_sse4_1): New.
11298 (*vec_concatv2di_rex64_sse4_1): Likewise.
11300 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11302 PR rtl-optimization/36111
11303 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11304 that was created for swappable operands.
11306 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11309 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11310 * configure.ac: Add call to ACX_PROG_GNAT.
11312 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11314 * optc-gen.awk: Fix comment typo.
11316 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11318 * pretty-print.c (pp_integer_with_precision): Use
11319 HOST_LONG_LONG_FORMAT.
11321 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11323 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11325 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11327 * config/i386/i386.c (bdesc_ptest): Removed.
11328 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11329 (bdesc_args): Add __builtin_ia32_ptestz128,
11330 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11331 (ix86_init_mmx_sse_builtins): Updated.
11332 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11333 (ix86_expand_builtin): Updated.
11335 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11337 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11338 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11340 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11342 * value-prof.c (interesting_stringop_to_profile): Do not
11343 return early for BUILT_IN_MEMPCPY.
11345 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11347 * calls.c (expand_call): Don't use callgraph to increase
11348 preferred_stack_boundary.
11350 * cgraph.h (cgraph_rtl_info): Use unsigned on
11351 preferred_incoming_stack_boundary.
11353 * final.c (rest_of_clean_state): Use unsigned on
11354 preferred_stack_boundary.
11356 2008-05-09 Tom Tromey <tromey@redhat.com>
11358 PR preprocessor/22231:
11359 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11362 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11364 PR tree-optimization/36129
11365 * tree-ssa-ccp.c: Include value-prof.h.
11366 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11367 built-in function was folded to a constant.
11368 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11370 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11371 Sebastian Pop <sebastian.pop@amd.com>
11373 * tree-scalar-evolution.c: Document instantiate_scev.
11374 (instantiate_parameters_1): Renamed instantiate_scev_1.
11375 Don't use the same loop for instantiation_loop and evolution_loop.
11376 (instantiate_scev): New.
11377 (instantiate_parameters): Moved...
11378 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11379 same loop twice. Maintains the semantics for this function.
11380 * tree-scalar-evolution.h (instantiate_scev): Declare.
11381 (instantiate_parameters): ...here. Now static inline.
11382 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11383 instead of resolve_mixers.
11385 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11387 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11389 2008-05-09 Tomas Bily <tbily@suse.cz>
11391 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11392 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11393 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11394 * c-common.c (c_common_truthvalue_conversion): Likewise.
11395 * tree-object-size.c (compute_object_offset): Likewise.
11396 * tree-inline.c (estimate_num_insns_1): Likewise.
11397 * varasm.c (const_hash_1, compare_constant, copy_constant)
11398 (compute_reloc_for_constant, output_addressed_constants)
11399 (initializer_constant_valid_p): Likewise.
11400 * c-omp.c (check_omp_for_incr_expr): Likewise.
11401 * gimplify.c (gimplify_expr): Likewise.
11402 * c-typeck.c (c_finish_return): Likewise.
11403 * tree-vectorizer.c (supportable_widening_operation)
11404 (supportable_narrowing_operation): Likewise.
11405 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11406 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11407 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11408 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11409 (descr_info_loc): Likewise.
11410 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11411 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11412 (fold_unary): Likewise.
11413 * builtins.c (get_pointer_alignment): Likewise.
11414 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11415 (instantiate_parameters_1): Likewise.
11416 * tree.c (expr_align, stabilize_reference): Likewise.
11417 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11418 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11419 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11420 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11421 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11422 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11424 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11425 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11426 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11427 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11428 (forward_propagate_comparison)
11429 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11430 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11431 * emit-rtl.c (component_ref_for_mem_expr)
11432 (set_mem_attributes_minus_bitpos): Likewise.
11433 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11434 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11436 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11437 (build_function_call, pointer_diff, build_compound_expr)
11438 (c_finish_return): Likewise.
11439 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11440 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11442 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11443 * expr.c (is_aligning_offset): Likewise.
11444 * tree-ssa-alias.c (is_escape_site): Likewise.
11445 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11446 (check_all_va_list_escapes): Likewise.
11447 * tree-ssa-loop-ivopts.c (determine_base_object)
11448 (determine_common_wider_type): Likewise.
11449 * dojump.c (do_jump): Likewise.
11450 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11451 * tree-gimple.c (is_gimple_cast): Likewise.
11452 * fold-const.c (decode_field_reference, )
11453 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11454 (fold_binary): Likewise.
11455 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11456 (already_warned_in_frontend_p): Likewise.
11457 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11458 * tree.c (really_constant_p, get_unwidened): Likewise.
11459 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11460 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11461 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11463 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11465 (CONVERT_EXPR_P): Define.
11466 (CASE_CONVERT): Define.
11468 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11470 PR middle-end/36117
11471 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11472 (delete_unmarked_insns): When deleting a call, call
11473 delete_unreachable_blocks.
11474 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11475 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11477 2008-05-08 Richard Guenther <rguenther@suse.de>
11479 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11480 (-ftree-salias): Likewise.
11481 (salias-max-implicit-fields): Remove param documentation.
11482 (salias-max-array-elements): Likewise.
11483 * tree-pass.h (pass_create_structure_vars): Remove.
11484 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11485 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11486 * tree-ssa-alias.c (create_structure_vars): Remove.
11487 (gate_structure_vars): Likewise.
11488 (pass_create_structure_vars): Likewise.
11489 (gate_build_alias): Likewise.
11490 (pass_build_alias): Adjust to run always and dump the function.
11491 * common.opt (ftree-salias): Hide.
11492 * passes.c (init_optimization_passes): Remove
11493 pass_create_structure_vars, adjust comment.
11494 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11495 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11496 * opts.c (decode_options): Do not set flag_tree_salias.
11497 (common_handle_option): Add OPT_ftree_salias to the backward
11498 compatibility section.
11500 2008-05-08 Richard Guenther <rguenther@suse.de>
11502 * tree-flow-inline.h (var_can_have_subvars): Move ...
11503 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11504 * tree-flow.h (var_can_have_subvars): Remove.
11505 (push_fields_onto_fieldstack): Remove.
11506 (sort_fieldstack): Likewise.
11507 (struct fieldoff): Move ...
11508 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11509 alias_set and base_for_components fields.
11510 (sort_fieldstack): Make static.
11511 (push_fields_onto_fieldstack): Likewise. Remove code that
11512 handles anything but RECORD_TYPEs. Remove alias_set and
11513 base_for_components handling.
11514 (create_variable_info_for): Adjust.
11516 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11518 * common.opt (Wframe-larger-than=): Shorten the help message
11520 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11522 2008-05-08 Rafael Espindola <espindola@google.com>
11524 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11526 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11527 trap and that both operands are gimple values.
11528 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11529 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11532 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11534 * read-rtl.c (join_c_conditions): Return the first string if the
11535 two strings are equal.
11537 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11539 * gensupport.h (pred_data): Add a "num_codes" field.
11540 (add_predicate_code): Declare.
11541 * gensupport.c (add_predicate_code): New function.
11542 (std_pred_table): Add an "allows_const_p" field.
11543 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11544 Remove the (incomplete) list of such codes from the codes field.
11545 (init_predicate_table): Use add_predicate_code. Add all
11546 RTX_CONST_OBJs if allows_const_p is true.
11547 * genrecog.c (process_define_predicate): Use add_predicate_code.
11549 2008-05-08 David Daney <ddaney@avtrex.com>
11550 Richard Sandiford <rsandifo@nildram.co.uk>
11552 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11553 special case of constant zero operands.
11554 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11555 old and new values. Special case constant zero values.
11556 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11558 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11559 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11561 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11564 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11565 similar RTX_CONST_OBJ before CONST_INT.
11567 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11569 * stmt.c (expand_stack_restore): Change sa mode if needed.
11571 2008-05-08 Richard Guenther <rguenther@suse.de>
11573 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11574 return type to bool.
11575 (ix86_sol10_return_in_memory): Likewise.
11576 (ix86_i386elf_return_in_memory): Likewise.
11577 (ix86_i386interix_return_in_memory): Likewise.
11578 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11579 (ix86_sol10_return_in_memory): Likewise.
11580 (ix86_i386elf_return_in_memory): Likewise.
11581 (ix86_i386interix_return_in_memory): Likewise.
11583 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11586 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11588 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11589 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11592 2008-05-08 Richard Guenther <rguenther@suse.de>
11594 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11595 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11596 (DR_SUBVARS): Remove.
11597 * tree-dfa.c (dump_subvars_for): Remove.
11598 (debug_subvars_for): Likewise.
11599 (dump_variable): Do not dump subvars.
11600 (remove_referenced_var): Do not remove subvars.
11601 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11602 (lookup_subvars_for_var): Remove.
11603 (get_subvars_for_var): Likewise.
11604 (get_subvars_at): Likewise.
11605 (get_first_overlapping_subvar): Likewise.
11606 (overlap_subvar): Likewise.
11607 * tree-flow.h (subvar_t): Remove.
11608 (struct var_ann_d): Remove subvars field.
11609 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11610 argument. Remove special handling of SFTs.
11611 (compute_tag_properties): Likewise.
11612 (set_initial_properties): Likewise.
11613 (compute_call_clobbered): Likewise.
11614 (count_mem_refs): Likewise.
11615 (compute_memory_partitions): Likewise.
11616 (compute_flow_insensitive_aliasing): Likewise.
11617 (setup_pointers_and_addressables): Likewise.
11618 (new_type_alias): Likewise.
11619 (struct used_part): Remove.
11620 (used_portions): Likewise.
11621 (struct used_part_map): Likewise.
11622 (used_part_map_eq): Likewise.
11623 (used_part_map_hash): Likewise.
11624 (free_used_part_map): Likewise.
11625 (up_lookup): Likewise.
11626 (up_insert): Likewise.
11627 (get_or_create_used_part_for): Likewise.
11628 (create_sft): Likewise.
11629 (create_overlap_variables_for): Likewise.
11630 (find_used_portions): Likewise.
11631 (create_structure_vars): Likewise.
11632 * tree.def (STRUCT_FIELD_TAG): Remove.
11633 * tree.h (MTAG_P): Adjust.
11634 (struct tree_memory_tag): Remove base_for_components and
11635 unpartitionable flags.
11636 (struct tree_struct_field_tag): Remove.
11637 (SFT_PARENT_VAR): Likewise.
11638 (SFT_OFFSET): Likewise.
11639 (SFT_SIZE): Likewise.
11640 (SFT_NONADDRESSABLE_P): Likewise.
11641 (SFT_ALIAS_SET): Likewise.
11642 (SFT_UNPARTITIONABLE_P): Likewise.
11643 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11644 (union tree_node): Remove sft field.
11645 * alias.c (get_alias_set): Remove special handling of SFTs.
11646 * print-tree.c (print_node): Remove handling of SFTs.
11647 * tree-dump.c (dequeue_and_dump): Likewise.
11648 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11649 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11650 * tree-predcom.c (set_alias_info): Do not set subvars.
11651 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11652 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11653 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11654 (add_vars_for_offset): Remove.
11655 (add_virtual_operand): Remove special handling of SFTs.
11656 (add_call_clobber_ops): Likewise.
11657 (add_call_read_ops): Likewise.
11658 (get_asm_expr_operands): Likewise.
11659 (get_modify_stmt_operands): Likewise.
11660 (get_expr_operands): Likewise.
11661 (add_to_addressable_set): Likewise.
11662 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11663 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11664 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11665 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11666 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11667 (tree_node_structure): Likewise.
11668 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11670 (find_what_p_points_to): Likewise.
11672 2008-05-08 Sa Liu <saliu@de.ibm.com>
11674 * config/spu/spu.md: Fixed subti3 pattern.
11676 2008-05-08 Richard Guenther <rguenther@suse.de>
11678 PR middle-end/36154
11679 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11680 sure to create a representative for trailing arrays for PTA.
11682 2008-05-08 Richard Guenther <rguenther@suse.de>
11684 PR middle-end/36172
11685 * fold-const.c (operand_equal_p): Two objects which types
11686 differ in pointerness are not equal.
11688 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11690 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11691 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11692 (emit_library_call_value_1): Add new variable fndecl initialized by
11693 NULL_TREE. It should be the decl type of orgfun, but this information
11694 seems not to be available here, so it uses the default calling abi.
11695 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11696 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11697 by TARGET_RETURN_IN_MEMORY.
11698 * config/i386/i386-interix.h: Likewise.
11699 * config/i386/i386.h: Likewise.
11700 * config/i386/i386elf.h: Likewise.
11701 * config/i386/ptx4-i.h: Likewise.
11702 * config/i386/sol2-10.h: Likewise.
11703 * config/i386/sysv4.h: Likewise.
11704 * config/i386/vx-common.h: Likewise.
11705 * config/cris/cris.h: Removed #if 0 clause.
11706 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11707 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11709 (ix86_sol10_return_in_memory): Likewise.
11710 (ix86_i386elf_return_in_memory): New.
11711 (ix86_i386interix_return_in_memory): New.
11712 * config/mt/mt-protos.h (mt_return_in_memory): New.
11713 * config/mt/mt.c: Likewise.
11714 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11715 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11716 * config/bfin/bfin.h: Likewise.
11717 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11719 * config/bfin/bfin.c: Likewise.
11720 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11721 * config/alpha/unicosmk.h: Likewise.
11722 * config/i386/cygming.h: Likewise.
11723 * config/iq2000/iq2000.h: Likewise.
11724 * config/mips/mips.h: Likewise.
11725 * config/mn10300/mn10300.h: Likewise.
11726 * config/rs6000/rs6000.h: Likewise.
11727 * config/score/score.h: Likewise.
11728 * config/spu/spu.h: Likewise.
11729 * config/v850/v850.h: Likewise.
11730 * defaults.h: Likewise.
11731 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11732 * expr.c (emit_block_move): Adjust use of
11733 OUTGOING_REG_PARM_STACK_SPACE.
11734 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11735 OUTGOING_REG_PARM_STACK_SPACE.
11736 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11738 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11740 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11741 on OMP_RETURN for OMP_FOR.
11744 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11745 (fortran_common): New function.
11746 (gen_variable_die): Call fortran_common instead of common_check,
11747 adjust for it returning tree instead of rtx. Formatting.
11749 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11753 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11754 * c-decl.c (merge_decls): Ditto.
11755 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11756 to RTL_CONST_OR_PURE_CALL_P.
11757 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11758 Initialized DECL_LOOPING_CONST_PURE.
11759 (process_call_operands): Set tree_side_effects properly.
11760 * tree.h (TREE_READONLY_DECL_P): Removed.
11761 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11762 (DECL_LOOPING_OR_CONST_P): New macro.
11763 (struct tree_function_decl): Added looping_const_or_pure_p.
11764 (ECF_*) Renumbered.
11765 (ECF_LOOPING_OR_CONST_P): New macro.
11766 * rtlanal.c (pure_const_p): Removed.
11767 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11768 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11769 to RTL_CONST_CALL_P.
11770 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11771 (check_decl, check_tree, check_call, scan_function): Initialize
11773 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11774 (static_execute): Set looping true for recursive functions.
11775 Undo setting state to IPA_NEITHER for recursive functions.
11776 * cse.c (cse_insn):
11777 * ifcvt.c (noce_can_store_speculate_p): Changed
11778 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11779 RTL_CONST_OR_PURE_CALL_P.
11780 * dse.c (scan_insn): Ditto.
11781 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11782 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11783 RTL_CONST_OR_PURE_CALL_P.
11784 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11785 pure_call_p to RTL_CONST_CALL_P.
11786 * gimplify.c (gimplify_call_expr): Clear side effects for
11787 non-looping pure and constant calls.
11788 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11789 (flags_from_decl_or_type): Set ecf flags from decl flags.
11790 (initialize_argument_information): Turn off
11791 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11792 Change const to pure if callee_copies is true rather than just
11794 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11795 way of marking pure calls.
11796 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11797 Remove hack that was supposed to fix pr7335 and remove old
11798 way of marking pure calls.
11799 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11800 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11801 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11802 RTL_CONST_OR_PURE_CALL_P.
11803 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11804 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11805 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11806 * sched-deps.c (schedule_analyze): Ditto.
11807 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11808 return_val field of calls to represent pure and const function info.
11809 (CONST_OR_PURE_CALL_P): Deleted macro.
11810 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11811 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11812 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11814 * tree-optimize.c (execute_fixup_cfg): Added test for
11815 ECF_LOOPING_CONST_OR_PURE.
11816 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11818 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11819 effects for looping pure or const calls.
11820 (verify_gimple_expr): Added verification code.
11821 * config/alpha/alpha.c (alpha_legitimize_address,
11822 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11824 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11825 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11826 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11827 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11828 RTL_CONST_OR_PURE_CALL_P.
11829 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11830 and const calls to be deleted.
11832 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11835 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11836 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
11837 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
11838 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11839 to handle nonimmediate operands.
11840 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
11841 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
11842 to handle nonimmediate operands.
11843 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
11844 (mmx_pmulhrwv4hi3): New expander. Use
11845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11846 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
11847 (sse2_umulv1siv1di3): New expander. Use
11848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11849 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
11850 (mmx_eq<mode>3): New expander. Use
11851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11852 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
11853 (mmx_uavgv8qi3): New expander. Use
11854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11855 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
11856 (mmx_uavgv4hi3): New expander. Use
11857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11859 * config/i386/sse.md
11860 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
11861 to handle nonimmediate operands.
11862 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
11863 to handle nonimmediate operands.
11864 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
11865 to handle nonimmediate operands.
11866 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
11867 to handle nonimmediate operands.
11868 (sse2_unpckhpd_exp): New expander. Use
11869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11870 (sse2_unpcklpd_exp): New expander. Use
11871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11872 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
11873 to handle nonimmediate operands.
11874 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
11875 to handle nonimmediate operands.
11876 (*sse2_<plusminus_insn><mode>3): Rename from
11877 sse2_<plusminus_insn><mode>3 insn pattern.
11878 (sse2_<plusminus_insn><mode>3): New expander. Use
11879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11880 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
11881 (sse2_umulv2siv2di3): New expander. Use
11882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11883 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
11884 (sse4_1_mulv2siv2di3): New expander. Use
11885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11886 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
11887 (sse2_pmaddwd): New expander. Use
11888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11889 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
11890 (sse2_eq<mode>3): New expander. Use
11891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11892 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
11893 (sse4_1_eqv2di3): New expander. Use
11894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11895 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
11896 (sse2_uavgv16qi3): New expander. Use
11897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11898 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
11899 (sse2_uavgv16qi3): New expander. Use
11900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11901 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
11902 (sse2_uavgv8hi3): New expander. Use
11903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11904 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
11905 (ssse3_pmulhrswv8hi3): New expander. Use
11906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11907 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
11908 (ssse3_pmulhrswv4hi3): New expander. Use
11909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11911 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
11912 (<sse>_vmmul<mode>3): Ditto.
11913 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
11915 (ssse3_pmaddubsw128): Use register_operand for operand 1.
11916 (ssse3_pmaddubsw): Ditto.
11918 * config/i386/i386.c (struct_builtin_description)
11919 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
11920 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
11921 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
11922 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
11923 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
11924 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
11925 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
11926 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
11927 (ix86_fixup_binary_operands): Assert that src1
11928 and src2 must have the same mode when swapped.
11929 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
11930 and ix86_binary_operator_ok. Do not force operands in registers
11933 2008-05-07 Jan Hubicka <jh@suse.cz>
11935 * cgraph.c (dump_cgraph_node): Update.
11936 * cgraph.h (cgraph_local_info): Break out inline summary.
11937 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
11939 * ipa-inline (inline_summary): New accestor function.
11940 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
11941 cgraph_decide_inlining, compute_inline_parameters): Update.
11942 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
11944 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11946 Cleanup ColdFire scheduling support and add V4 pipeline model.
11948 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
11949 (define_attr cpu): Add cfv4 value.
11950 (define_attr type, define_attr type1): Merge into a single 'type'
11951 attribute. Update all uses.
11952 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
11953 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
11955 (define_attr opx_mem, define_attr opy_mem): Remove.
11956 (define_attr op_mem): Clean up, update comment.
11957 (define_attr size): Use specific values instead of general int.
11958 (define_attr guess, define_attr split): Remove. Update all uses.
11959 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
11960 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
11961 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
11962 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
11963 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
11964 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
11965 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
11966 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
11967 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
11968 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
11969 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
11970 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
11971 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
11972 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
11973 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
11974 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
11975 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
11976 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
11977 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
11978 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
11979 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
11980 Update or set attributes.
11981 (stack_tie): New fake instruction.
11983 * config/m68k/m68k.h (TUNE_CFV4): New macro.
11984 (m68k_sched_attr_size): Update declaration.
11985 (m68k_sched_attr_type2): Remove.
11986 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
11987 Declare new bypass predicates.
11989 * config/m68k/m68k.c (m68k_sched_issue_rate,
11990 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
11992 (TARGET_SCHED_ISSUE_RATE,
11993 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
11994 (override_options): Handle scheduling for ColdFire V4 core.
11995 (m68k_expand_prologue): Emit stack_tie.
11996 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
11997 'OP_TYPE_FPN'. Update all uses.
11998 (sched_guess_p): Remove.
11999 (sched_address_type): Handle symbolic addresses.
12000 (sched_get_operand): New static function.
12001 (sched_operand_type): Merge into sched_attr_op_type.
12002 (sched_attr_op_type): Handle FP registers, handle quick constants,
12004 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12005 (m68k_sched_attr_size): Update. Move logic to ...
12006 (sched_get_attr_size_int): New static function.
12007 (sched_get_opxy_mem_type): New static function.
12008 (m68k_sched_attr_op_mem): Update.
12009 (m68k_sched_attr_type2): Remove.
12010 (sched_cfv4_bypass_data): New static variable.
12011 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12012 (m68k_sched_issue_rate): Implement scheduler hook.
12013 (struct _sched_ib: enabled_p): New field.
12014 (m68k_sched_variable_issue): Update. Handle V4.
12015 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12016 sched_dump_class_func_t, sched_dump_split_class,
12017 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12018 sched_dump_dfa_class, m68k_sched_dump): Remove.
12019 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12021 (m68k_sched_init_global): Remove statisctics dumping, introduce
12022 sanity check that all instructions have pipeline reservations. Handle
12024 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12025 Handle ColdFire V4 core.
12026 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12027 New static functions.
12028 (m68k_sched_address_bypass_p): New bypass predicate.
12029 (sched_get_indexed_address_scale): New static function.
12030 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12032 * cf.md: Update comments.
12033 (define_attr type2): Remove. Use 'type' attribute instead.
12035 (cf_ib): Rename to cfv123_ib. Update all uses.
12036 (cf_oep): Rename to cfv123_oep. Update all uses.
12037 (cf_chr): Rename to cfv123_chr. Update all uses.
12038 (cf_mem): Rename to cfv123_mem. Update all uses.
12039 (cf_mac): Move to more appropriate place.
12040 (cfv123_guess): New automaton and cpu_unit.
12041 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12042 Update uses of 'size' attribute. Handle before reload scheduling.
12043 (cfv123_guess): New dummy reservation for unhandled instructions.
12044 (cfv4_*): Pipeline description of ColdFire V4 core.
12045 (ignore): New reservation to handle 'ignore' type.
12047 2008-05-07 Ian Lance Taylor <iant@google.com>
12049 PR middle-end/36013
12050 * gimplify.c (find_single_pointer_decl_1): Don't look through
12052 (find_single_pointer_decl): Adjust comments.
12054 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12056 PR middle-end/36137
12057 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12058 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12060 PR middle-end/36106
12061 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12062 integral type rather than floating point, then VIEW_CONVERT_EXPR
12063 to the floating point type.
12065 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12067 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12068 TFmode op0 to register.
12070 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12072 * c-decl.c (grokdeclarator): Comment typo.
12074 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12076 * tree-flow.h: Remove prototype for computed_goto_p.
12077 * tree-cfg.c (computed_goto_p): Make static.
12079 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12082 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12083 (contains_aligned_value_p): This. Handle _Decimal128.
12084 (ix86_function_arg_boundary): Only align _Decimal128 to its
12085 natural boundary and handle it properly.
12087 2008-05-06 Martin Jambor <mjambor@suse.cz>
12089 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12090 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12091 (ipcp_method_set_orig_node): Removed.
12092 (ipcp_cval_get_cvalue_type): Removed.
12093 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12094 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12095 (ipcp_cval_set_cvalue_type): Removed.
12096 (ipcp_cval_get_cvalue): Removed.
12097 (ipcp_cval_set_cvalue): Removed.
12098 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12099 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12100 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12101 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12102 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12103 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12104 (ipcp_get_ith_lattice): Changed parameters.
12105 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12106 (ipcp_lattice_from_jfunc): Changed parameters.
12107 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12108 (ipcp_method_cval_print): Added temporary variable info.
12109 (ipcp_redirect): Removed already unused local variable caller.
12110 (ipcp_redirect): New temporary variable orig_callee_info
12111 (ipcp_redirect): Removed newly unused local variable callee.
12112 (ipcp_redirect): Removed (a bit confusing) local variable type.
12113 (ipcp_insert_stage): Added local variable info.
12114 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12116 (ipcp_formal_create): Removed.
12117 (ipcp_method_cval_set): Removed.
12118 (ipcp_propagate_stage): Renamed lattice variables.
12119 (ipcp_method_cval_set_cvalue_type): Removed.
12120 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12121 (ipcp_print_all_lattices): Changed printed strings to refer to
12122 lattices rather than cvals.
12123 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12124 (ipcp_propagate_const): Changed formal parameters.
12125 (build_const_val): Changed formal parameters.
12126 (ipcp_insert_stage): Removed useless variable cvalue
12127 (build_const_val): Changed formal parameters.
12128 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12129 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12130 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12131 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12132 (ipcp_print_func_profile_counts): Changed string from "method" to
12134 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12135 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12136 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12137 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12138 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12139 (ipcp_lat_is_const): Changed parameters and made inline.
12140 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12141 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12142 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12143 the predicate condition directly
12144 (ipcp_propagate_stage): Added local variable args. Removed local
12145 variable callee. (Both are mere code simplifications.)
12146 (ipcp_method_dont_insert_const): Renamed to
12147 ipcp_node_not_modifiable_p.
12148 (ipcp_node_not_modifiable_p): Made inline.
12149 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12150 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12151 (ipcp_print_all_lattices): Removed variable cvalue
12152 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12155 2008-05-06 Olivier Hainque <hainque@adacore.com>
12157 * tree-sra.c (try_instantiate_multiple_fields): Early return
12158 if field has POINTER_TYPE.
12160 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12162 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12163 by using 'q' specifier for instruction.
12164 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12166 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12168 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12169 Change mode of zero_extract from QImode to HImode.
12170 (sign bit tests peepholes): (Ditto.).
12172 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12174 * config/i386/mmx.md: Remove double backslashes from asm templates.
12175 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12176 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12177 to handle nonimmediate operands.
12178 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12179 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12180 to handle nonimmediate operands.
12181 (*mmx_<code>v2sf3_finite): New insn pattern.
12182 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12183 (mmx_<code>v2sf3): New expander. Use
12184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12185 (mmx_<plusminus_insn><mode>3): New expander. Use
12186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12187 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12188 (mmx_add<mode>3): Removed.
12189 (mmx_ssadd<mode>3): Ditto.
12190 (mmx_usadd<mode>3): Ditto.
12191 (mmx_sub<mode>3): Ditto.
12192 (mmx_sssub<mode>3): Ditto.
12193 (mmx_ussub<mode>3): Ditto.
12194 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12195 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12196 to handle nonimmediate operands.
12197 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12199 (mmx_smulv4hi3_highpart): New expander. Use
12200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12201 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12203 (mmx_umulv4hi3_highpart): New expander. Use
12204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12205 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12206 (mmx_<code>v4hi3): New expander. Use
12207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12208 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12209 (mmx_<code>v8qi3): New expander. Use
12210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12211 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12212 (mmx_<code><mode>3): New expander. Use
12213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12215 2008-05-05 Jan Hubicka <jh@suse.cz>
12217 PR tree-optimization/36118
12218 * passes.c (pass_init_dump_file): Fix dump header.
12220 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12222 PR middle-end/36141
12223 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12224 VCE for function decls.
12226 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12228 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12230 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12232 * config/i386/i386.md (sat_plusminus): New.
12233 (plusminus_insn): Likewise.
12234 (plusminus_mnemonic): Likewise.
12236 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12237 (*<addsub><mode>3_cc_overflow): Renamed to ...
12238 (*<plusminus_insn><mode>3_cc_overflow): This.
12239 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12240 (*<plusminus_insn>si3_zext_cc_overflow): This.
12242 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12243 (<plusminus_insn><mode>3): This.
12244 (*<addsub><mode>3): Renamed to ...
12245 (*<plusminus_insn><mode>3): This.
12246 (<sse>_vm<addsub><mode>3): Renamed to ...
12247 (<sse>_vm<plusminus_insn><mode>3): This.
12248 (sse3_h<addsub>v4sf3): Renamed to ...
12249 (sse3_h<plusminus_insn>v4sf3): This.
12250 (sse3_h<addsub>v2df3): Renamed to ...
12251 (sse3_h<plusminus_insn>v2df3): This.
12252 (<plusminus_insn><mode>3): New.
12253 (*<plusminus_insn><mode>3): Likewise.
12254 (sse2_<plusminus_insn><mode>3): Likewise.
12255 (add<mode>): Removed.
12256 (*add<mode>3): Likewise.
12257 (sse2_ssadd<mode>3): Likewise.
12258 (sse2_usadd<mode>3): Likewise.
12259 (sub<mode>3): Likewise.
12260 (*sub<mode>3): Likewise.
12261 (sse2_sssub<mode>3): Likewise.
12262 (sse2_ussub<mode>3): Likewise.
12264 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12266 * gthr-single.h: Add in required interface elements as per gthr.h.
12267 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12268 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12269 Generalize UNUSED macro.
12270 (__gthread_once): Add.
12271 (__gthread_key_create): Add.
12272 (__gthread_key_delete): Add.
12273 (__gthread_getspecific): Add.
12274 (__gthread_setspecific): Add.
12276 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12278 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12279 the same size types for the indirect reference on the rhs, then
12282 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12284 * config/i386/i386.md
12285 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12286 one insn template instead of template series.
12287 (*xordi_1_rex64): Ditto.
12288 (*xordi_2_rex64): Ditto.
12290 2008-05-05 Ira Rosen <irar@il.ibm.com>
12292 PR tree-optimization/36119
12293 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12296 2008-06-04 Jan Hubicka <jh@suse.cz>
12298 tree-optimization/36100
12299 * tree-pass.h (pass_O0_always_inline): Declare.
12300 * ipa-inline.c (inline_transform): Remove dead code.
12301 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12302 pass_O0_always_inline): New.
12303 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12305 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12307 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12308 mnemonic in this_param move for TARGET_64BIT.
12310 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12312 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12313 (*strmovsi_rex_1): Ditto.
12314 (*strsetsi_1): Ditto.
12315 (*strsetsi_rex_1): Ditto.
12317 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12318 adddicc expanders using SWI mode iterator.
12320 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12323 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12326 2008-05-04 David S. Miller <davem@davemloft.net>
12328 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12329 (sparc*-*-linux*): Use linux.h in tm_file.
12330 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12331 compiler defaulting to 32-bit.
12332 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12334 * config/sparc/linux.h: Remove definitions now obtained
12335 properly from linux.h
12336 * config/sparc/linux64.h: Likewise.
12337 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12338 don't want this setting for 32-bit builds in a biarch compiler.
12339 * doc/install.texi: Add sparc-linux to list of targets
12340 supporting --enable-targets=all.
12342 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12344 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12346 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12348 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12349 after V4SI_FTYPE_V8HI.
12350 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12351 case V4SI_FTYPE_V2DF.
12353 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12355 * doc/invoke.texi (max-flow-memory-locations): Removed.
12356 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12358 2008-05-03 Richard Guenther <rguenther@suse.de>
12360 PR middle-end/34973
12361 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12363 2008-05-02 David S. Miller <davem@davemloft.net>
12365 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12367 2008-05-02 Simon Baldwin <simonb@google.com>
12370 * c-common.h (warn_array_subscript_range): Removed.
12371 * c-common.c (warn_array_subscript_range): Ditto.
12372 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12373 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12375 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12377 * config/i386/i386.c (ix86_special_builtin_type): New.
12378 (bdesc_special_args): Likewise.
12379 (ix86_expand_special_args_builtin): Likewise.
12380 (ix86_init_mmx_sse_builtins): Updated.
12381 (ix86_expand_builtin): Updated.
12382 (ix86_expand_store_builtin): Removed.
12383 (ix86_expand_unop_builtin): Likewise.
12385 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12386 * config/i386/mmintrin.h (__v2sf): Here.
12388 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12390 (_mm_loadl_pi): Likewise.
12391 (_mm_storeh_pi): Replace __v2si with __v2sf.
12392 (_mm_storel_pi): Likewise.
12394 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12395 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12396 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12397 __builtin_ia32_loadlpd.
12399 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12401 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12402 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12403 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12404 (ix86_init_mmx_sse_builtins): Updated.
12405 (ix86_expand_args_builtin): Likewise.
12406 (ix86_expand_builtin): Likewise.
12407 (ix86_expand_unop1_builtin): Renamed to ...
12408 (ix86_expand_unop_vec_merge_builtin): This.
12410 2008-05-01 Jan Hubicka <jh@suse.cz>
12413 * ipa-inline.c (inline_generate_summary): Make static.
12414 (inline_transform): Do not call inlining at -O0; make static.
12415 * passes.c (execute_todo): Add sanity check.
12416 (execute_one_ipa_transform_pass): Execute proper flags.
12418 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12420 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12421 (DECL_NONADDRESSABLE_P): Likewise.
12422 * alias.c (record_component_aliases): Fix comment.
12424 2008-05-01 Simon Baldwin <simonb@google.com>
12426 * c-common.h (warn_array_subscript_range): New function.
12427 * c-common.c (warn_array_subscript_range): Ditto.
12428 * tree-vrp.c (check_array_ref): Corrected code to agree with
12429 comment, ignoring only arrays of size 0 or size 1.
12430 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12432 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12434 * config/i386/i386.c (ix86_builtin_type): Replace
12435 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12436 (bdesc_args): Updated.
12437 (ix86_init_mmx_sse_builtins): Likewise.
12438 (ix86_expand_args_builtin): Likewise.
12440 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12443 * doc/extend.texi: Correct __builtin_ia32_palignr.
12445 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12448 * config/i386/i386.c (bdesc_crc32): Removed.
12449 (ix86_expand_crc32): Likewise.
12450 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12451 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12452 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12453 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12454 UINT_FTYPE_UINT_UCHAR.
12455 (bdesc_args): Updated. Add crc32 builtins.
12456 (ix86_init_mmx_sse_builtins): Updated.
12457 (ix86_expand_args_builtin): Updated to support subreg.
12459 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12461 2008-05-01 Jan Hubicka <jh@suse.cz>
12463 * tree-pass.h (opt_pass): Add IPA_PASS.
12464 (varpool_node, cgraph_node): Forward declare.
12465 (ipa_opt_pass): Define.
12466 (pass_ipa_inline): Turn into ipa_opt_pass.
12467 (pass_apply_inline): Remove.
12468 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12469 (apply_inline): Turn into ....
12470 (inline_transform): ... this one.
12471 (inline_generate_summary): New function.
12472 (pass_apply_inline): Remove.
12473 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12475 (struct function): Add ipa_transforms_to_apply.
12476 * passes.c (register_one_dump_file): Work on IPA_PASS.
12477 (init_optimization_passes): Remove pass_inline_parameters and
12479 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12480 (execute_one_pass) ... here; apply transforms when possible.
12481 (add_ipa_transform_pass, execute_ipa_summary_asses,
12482 execute_one_ipa_transform_pass): New.
12483 (execute_ipa_pass_list): Update for IPA_PASS type.
12485 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12487 * config/i386/i386.c (ix86_builtin_type): Add
12488 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12489 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12490 (bdesc_args): Add SSE4a builtins.
12491 (ix86_init_mmx_sse_builtins): Updated.
12492 (ix86_expand_args_builtin): Likewise.
12493 (ix86_expand_builtin): Likewise.
12495 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12497 * config/i386/i386.c (ix86_builtin_type): Add
12498 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12499 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12500 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12501 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12502 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12503 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12504 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12505 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12506 and DI_FTYPE_DI_DI_INT.
12507 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12508 (ix86_init_mmx_sse_builtins): Updated.
12509 (ix86_expand_args_builtin): Likewise.
12510 (ix86_expand_builtin): Likewise.
12511 (ix86_expand_binop_imm_builtin): Removed.
12513 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12515 2008-04-30 Richard Guenther <rguenther@suse.de>
12517 PR tree-optimization/32921
12518 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12520 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12522 * config/arm/arm.c (arm_unwind_emit): Use
12523 crtl->all_throwers_are_sibcalls instead of
12524 cfun->all_throwers_are_sibcalls.
12525 (arm_output_fn_unwind): Likewise.
12526 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12527 instead of cfun->uses_pic_offset_table.
12528 (frv_expand_prologue): Likewise.
12529 (frv_frame_pointer_required): Likewise.
12530 (frv_expand_fdpic_call): Likewise.
12531 (frv_emit_movsi): Likewise.
12532 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12533 cfun->returns_pcc_struct instead of
12534 current_function_returns_pcc_struct.
12535 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12536 instead of cfun->calls_eh_return.
12537 (m32c_pushm_popm): Likewise.
12538 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12539 "extern" declaration.
12541 2008-04-30 Richard Guenther <rguenther@suse.de>
12543 PR tree-optimization/21636
12544 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12546 (evaluate_stmt): Print the likely value.
12547 (ccp_visit_stmt): Avoid excessive vertical spacing.
12549 2008-04-30 Rafael Espindola <espindola@google.com>
12551 * builtins.c (fold_call_expr): Return realret.
12552 * tree-ssa-threadedge.c
12553 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12554 __builtin_object_size.
12556 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12558 * gcc.c (wrapper_string): New variable.
12559 (insert_wrapper): New function.
12560 (execute): New option -wrapper.
12561 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12563 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12565 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12566 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12567 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12569 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12570 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12571 config/rs6000/e500crtres64gprctr.asm,
12572 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12573 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12574 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12575 config/rs6000/e500crtsav64gprctr.asm,
12576 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12577 config/rs6000/e500crtsavg64gprctr.asm: New files.
12578 * config/rs6000/t-ppccomm: Add build rules for new files.
12579 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12580 * config/rs6000/t-netbsd: Add build rules for new files.
12581 (LIB2FUNCS_STATIC_EXTRA): New variable.
12582 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12583 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12584 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12586 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12588 * config/i386/i386.c (ix86_builtin_type): Add
12589 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12590 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12591 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12592 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12593 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12594 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12595 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12596 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12597 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12598 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12599 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12600 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12601 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12602 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12603 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12604 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12605 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12606 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12607 V1DI_FTYPE_V2SI_V2SI.
12608 (bdesc_2arg): Moved to ...
12609 (bdesc_args): Here.
12610 (ix86_init_mmx_sse_builtins): Updated.
12611 (ix86_expand_args_builtin): Updated. Take a pointer
12612 to const struct builtin_description. Handle comparison
12614 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12615 (ix86_expand_builtin): Updated.
12617 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12618 (ssse3_pmaddubsw128): This.
12619 (ssse3_pmaddubswv4hi3): Renamed to ...
12620 (ssse3_pmaddubsw): This.
12622 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12623 (__builtin_ia32_packssdw128): Likewise.
12624 (__builtin_ia32_packuswb128): Likewise.
12625 (__builtin_ia32_pmaddubsw): Likewise.
12626 (__builtin_ia32_pmaddubsw128): Likewise.
12628 2008-04-30 Richard Guenther <rguenther@suse.de>
12630 PR tree-optimization/14847
12631 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12632 (recognize_bits_test): Use it.
12633 (recognize_single_bit_test): Likewise.
12635 2008-04-30 Martin Jambor <mjambor@suse.cz>
12637 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12638 instead of setting number of formal parameters to zero.
12639 (ipcp_init_stage): Do not set the number of actual parameters to zero
12641 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12642 which are called with variable number of arguments.
12643 (ipcp_insert_stage): Explicitely skipping all nodes which are
12644 called with variable number of arguments.
12645 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12646 number of parameters.
12648 * ipa-prop.h (struct ipa_node_params): Added flag
12649 called_with_var_arguments
12650 (ipa_set_param_count): Added. Changed sole setter to use it.
12651 (ipa_get_param_count): Added. All readers of param_count
12652 converted to use it instead.
12653 (ipa_set_called_with_variable_arg): Added.
12654 (ipa_is_called_with_var_arguments): Added.
12655 (ipa_get_ith_param): Added. All readers of param_decls converted
12657 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12659 (ipa_get_cs_argument_count): Added, all readers of argument_count
12661 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12664 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12665 (struct ipcp_lattice): Renamed cval_type to type
12666 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12668 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12669 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12670 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12671 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12672 (build_const_val): Changed the type of parameter cvalue to tree
12673 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12674 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12676 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12679 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12680 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12681 (ipa_add_method): Renamed to ipa_push_func_to_list
12682 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12683 (ipa_callsite_param_count): Removed.
12684 (ipa_callsite_param_count_set): Removed.
12685 (ipa_callsite_param): Removed.
12686 (ipa_callsite_callee): Removed.
12687 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12688 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12689 (ipa_method_formal_count): Removed.
12690 (ipa_method_formal_count_set): Removed.
12691 (ipa_method_get_tree): Removed.
12692 (ipa_method_tree_map_create): Removed.
12693 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12694 (ipa_create_param_decls_array): Creates the array itself
12695 (ipa_create_param_decls_array): Temporary variable info instead of
12696 a few dereferences.
12697 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12698 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12699 (get_type): Removed.
12700 (ipa_jf_get_info_type): Removed.
12701 (ipa_node_create): Renamed to ipa_create_node_params
12702 (ipa_free): Renamed to ipa_free_all_node_params
12703 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12704 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12705 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12706 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12707 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12708 ipa_free_all_edge_args
12709 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12710 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12711 (ipa_create_methodlist_node): Removed.
12712 (ipa_methodlist_method): Removed.
12713 (ipa_methodlist_method_set): Removed.
12714 (ipa_methodlist_next_method): Removed.
12715 (ipa_methodlist_next_method_set): Removed.
12716 (ipa_method_is_modified): Removed.
12717 (ipa_method_modify_create): Removed.
12718 (ipa_method_modify_init): Temporary variable info instead of a few
12720 (ipa_detect_param_modifications): Temporary variable info instead of
12721 a few dereferences.
12722 (ipa_compute_jump_functions): Temporary variable info instead of
12723 a few dereferences.
12724 (ipa_method_modify_set): Removed.
12725 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12726 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12727 than craph_node as the first parameter.
12728 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12729 (ipa_method_modify_init): Removed.
12730 (ipa_compute_jump_functions): Added a temp variable instead of
12731 repeatadly dereferencing the cgraph_edge.aux pointer
12732 (ipa_callsite_param_set_type): Removed.
12733 (ipa_compute_jump_functions): i renamed to index and moved to
12735 (ipa_callsite_param_set_info_type_formal): Removed.
12736 (ipa_callsite_param_set_info_type): Removed.
12737 (ipa_callsite_param_map_create): Removed.
12738 (ipa_callsite_tree): Removed.
12739 (ipa_callsite_caller): Removed.
12740 (ipa_pop_func_from_list): return_method removed to return_func
12742 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12743 prefixed all values with IPA_. Changed all users.
12744 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12745 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12746 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12747 (union parameter_info): Renamed to jump_func_value.
12748 (union jump_func_value): Renamed value to constant
12749 (struct ipa_jump_func): Renamed info_type to value
12750 (struct ipa_node): Renamed to ipa_node_params
12751 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12752 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12753 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12754 (struct ipa_edge): Renamed to ipa_edge_args
12755 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12756 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12757 (struct ipa_methodlist): Renamed to ipa_func_list
12758 (struct ipa_func_list): method_p renamed to node, next_method
12760 (ipa_methodlist_p): Removed, switched all users to struct pointer
12761 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12763 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12765 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12766 (rs6000_emit_epilogue): Use backchain to restore only when we
12767 have a large frame. Make use of frame pointer to restore if we
12768 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12770 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12772 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12773 Add mode to zero_extract.
12774 (sign bit tests peepholes): (Ditto.).
12776 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12778 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12779 Instructions in comments with SSE3.
12780 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12781 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12782 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12783 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12784 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12785 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12786 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12787 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12788 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12789 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12790 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12791 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12792 (bdesc_sse_args): Renamed to ...
12793 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12794 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12795 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12796 IX86_BUILTIN_FABSQ.
12797 (bdesc_1arg): Moved to ...
12798 (bdesc_args): Here.
12799 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12800 Instructions in comments with SSE3.
12801 (ix86_expand_sse_operands_builtin): Renamed to ...
12802 (ix86_expand_args_builtin): This. Updated.
12803 (ix86_expand_unop1_builtin): Update comments.
12804 (ix86_expand_builtin): Updated.
12806 2008-04-29 Richard Guenther <rguenther@suse.de>
12808 PR tree-optimization/36078
12809 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12810 Update virtual SSA form after cleaning up the CFG.
12812 2008-04-29 Richard Guenther <rguenther@suse.de>
12814 PR middle-end/15255
12815 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12817 2008-04-29 Richard Guenther <rguenther@suse.de>
12819 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12820 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12821 (compute_flow_insensitive_aliasing): Do not treat
12822 PTR_IS_REF_ALL pointers special.
12823 (get_smt_for): Likewise.
12824 (may_alias_p): Re-structure.
12825 (is_escape_site): A ref-all pointer conversion is not an escape site.
12826 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12827 PTR_IS_REF_ALL pointers special.
12828 * tree-ssa-structalias.h (struct alias_info): Remove
12829 ref_all_symbol_mem_tag field.
12830 (PTR_IS_REF_ALL): Remove.
12832 2008-04-29 Richard Guenther <rguenther@suse.de>
12834 PR middle-end/36077
12835 * fold-const.c (extract_muldiv_1): In combining division constants
12836 make sure to never overflow.
12838 2008-04-29 Nick Clifton <nickc@redhat.com>
12840 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
12842 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12845 * optc-gen.awk: Work around HP-UX/IA awk bug.
12847 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
12849 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
12852 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12855 * config/i386/i386.md
12856 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
12857 Change operand 1 predicate to nonimmediate_operand.
12859 2008-04-28 Jakub Jelinek <jakub@redhat.com>
12862 * dwarf2out.c (struct die_struct): Mark as chain_circular through
12864 * gengtype.c (walk_type, write_func_for_structure): Handle
12866 * doc/gty.texi: Document chain_circular.
12868 2008-04-28 Richard Guenther <rguenther@suse.de>
12870 PR tree-optimization/36066
12871 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
12874 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12877 * config/i386/i386.md
12878 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
12879 Use match_scratch instead of match_operand for operands 3 and 4.
12881 2008-04-27 Richard Guenther <rguenther@suse.de>
12883 PR tree-optimization/18754
12884 PR tree-optimization/34223
12885 * tree-pass.h (pass_complete_unrolli): Declare.
12886 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
12887 loop size before and after unconditionally of UL_NO_GROWTH in effect.
12888 Rewrite loop into loop closed SSA form if it is not already.
12889 (tree_unroll_loops_completely): Re-structure to iterate over
12890 innermost loops with intermediate CFG cleanups.
12891 Unroll outermost loops only if requested or the code does not grow
12893 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
12894 loops are available.
12895 (tree_vectorize): Instead do so here.
12896 (tree_complete_unroll): Also unroll outermost loops.
12897 (tree_complete_unroll_inner): New function.
12898 (gate_tree_complete_unroll_inner): Likewise.
12899 (pass_complete_unrolli): New pass.
12900 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
12901 uses outside of the loop.
12902 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
12903 form if it is available.
12904 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
12905 * passes.c (init_optimization_passes): Schedule complete inner
12906 loop unrolling pass before the first CCP pass after final inlining.
12908 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
12910 * targhooks.h (default_emutls_var_fields,
12911 default_emutls_var_init): Declare.
12912 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
12913 * target.h (struct gcc_target): Add struct emutls member.
12914 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
12915 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
12916 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
12917 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
12918 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
12919 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
12920 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
12921 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
12922 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
12923 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
12924 emit debug information.
12925 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
12926 * varasm.c: Include targhooks.h.
12927 (emutls_object_section, emutls_tmpl_section): New.
12928 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
12929 (EMUTLS_SEPARATOR): New.
12930 (prefix_name): New.
12931 (get_emutls_object_name): New.
12932 (default_emutls_var_fields): New, broken out of ...
12933 (get_emutls_object_type): ... here. Adjust to use target hooks.
12934 (get_emutls_init_templ_addr): Adjust to use target hooks.
12935 (emutls_decl): Adjust to use target hooks.
12936 (emutls_finish): Likewise.
12937 (default_emutls_var_init): New, broken out of ...
12938 (assemble_variable): ... here. Adjust to use target hooks.
12939 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
12940 SECCAT_EMUTLS_TMPL.
12941 * c-common.c (handle_section_attribute): Prevent overriding
12942 sections for emulated tls with special sections.
12943 * config/i386/i386.c (x86_64_elf_select_section): Add
12944 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
12945 (x86_64_elf_unique_section): Likewise.
12946 * config/vxworks.c: Include tree.h.
12947 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
12948 (vxworks_override_options): Set TLS scheme.
12949 * doc/tm.texi (Emulated TLS): New node.
12951 2008-04-26 Simon Baldwin <simonb@google.com>
12954 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
12955 with propagated string constants.
12957 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
12960 constraint for operand 2 when operand 0 is memory operand.
12961 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
12962 operand 0 is memory operand.
12963 (fix_trunc<mode>_i387_with_temp): Ditto.
12964 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
12965 operand 2 when operand 1 is memory operand.
12966 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
12967 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
12968 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
12969 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12970 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
12971 operands 2,3 and 4 when operand 1 is memory operand.
12972 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
12974 (fistdi2_floor_with_temp): Ditto.
12975 (fist<mode>2_floor_with_temp): Ditto.
12976 (fistdi2_ceil_with_temp): Ditto.
12977 (fist<mode>2_ceil_with_temp): Ditto.
12978 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
12980 2008-04-26 David Daney <ddaney@avtrex.com>
12982 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
12984 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
12985 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12986 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12987 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
12988 (compare_and_swap_12): New insn.
12989 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
12990 * config/mips/mips.c (mips_force_binary): New function.
12991 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
12992 (mips_expand_compare_and_swap_12): New function.
12993 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
12995 2008-04-25 Jan Hubicka <jh@suse.cz>
12998 * cfgexpand.c (pass_expand): Turn into RTL pass.
12999 * passes.c (execute_one_pass): Do pass typechecking after execution.
13000 * tree-pass.h (pass_expand): Turn into RTL pass.
13002 * function.h (struct rtl_data): Move here fields
13003 accesses_prior_frames, calls_eh_return, saves_all_registers,
13004 has_nonlocal_goto, has_asm_statement, is_thunk,
13005 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13006 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13007 arg_pointer_save_area_init from struct function; turn into bool.
13008 (struct function): Move
13009 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13010 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13011 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13012 tail_call_emit, arg_pointer_save_area_init
13013 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13014 (current_function_returns_struct, current_function_returns_pcc_struct,
13015 current_function_calls_setjmp, current_function_calls_alloca,
13016 current_function_accesses_prior_frames,
13017 current_function_calls_eh_return, current_function_is_thunk,
13018 current_function_stdarg, current_function_profile,
13019 current_function_limit_stack, current_function_uses_pic_offset_table,
13020 current_function_uses_const_pool, current_function_has_nonlocal_label,
13021 current_function_saves_all_registers,
13022 current_function_has_nonlocal_goto,
13023 current_function_has_asm_statement): Remove accesor macros.
13024 * ra-conflict.c (global_conflicts): Update.
13025 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13026 (suitable_for_tail_call_opt_p): Update.
13027 * builtins.c (expand_builtin_return_addr): Update.
13028 (expand_builtin_setjmp_setup): Update.
13029 (expand_builtin_nonlocal_goto): Update.
13030 * final.c (final_start_function): Update.
13031 (profile_function): Update.
13032 (leaf_function_p): Update.
13033 (only_leaf_regs_used): Update.
13034 * df-scan.c (df_get_exit_block_use_set): Update.
13035 * dojump.c (clear_pending_stack_adjust): Update.
13036 * tree-stdarg.c (gate_optimize_stdarg): Update.
13037 * gimple-low.c (lower_function_body): Update.
13038 * global.c (compute_regsets): Update.
13039 (global_alloc): Update.
13040 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13041 * expr.c (expand_assignment): Update.
13042 * dse.c (dse_step0): Update.
13043 (dse_step1): Update.
13044 * c-decl.c (store_parm_decls): Update.
13045 * local-alloc.c (combine_regs): Update.
13046 (find_free_reg): Update.
13047 * function.c (assign_parms_augmented_arg_list): Update.
13048 (assign_parm_find_data_types): Update.
13049 (assign_parms): Update.
13050 (allocate_struct_function): Update.
13051 (expand_function_start): Update.
13052 (expand_function_end): Update.
13053 (get_arg_pointer_save_area): Update.
13054 (thread_prologue_and_epilogue_insns): Update.
13055 (rest_of_match_asm_constraints): Update.
13056 * stor-layout.c (variable_size): Update.
13057 * gcse.c (gcse_main): Update.
13058 (bypass_jumps): Update.
13059 * gimplify.c (gimplify_function_tree): Update.
13060 * calls.c (emit_call_1): Update.
13061 (expand_call): Update.
13062 * bt-load.c (compute_defs_uses_and_gen): Update.
13063 * except.c (sjlj_assign_call_site_values): Update.
13064 (sjlj_emit_function_enter): Update.
13065 (can_throw_external): Update.
13066 (set_nothrow_function_flags): Update.
13067 (expand_builtin_unwind_init): Update.
13068 (expand_eh_return): Update.
13069 (convert_to_eh_region_ranges): Update.
13070 (output_function_exception_table): Update.
13071 * emit-rtl.c (gen_tmp_stack_mem): Update.
13072 * cfgexpand.c (expand_used_vars): Update.
13073 (tree_expand_cfg): Update.
13074 * cfgcleanup.c (rest_of_handle_jump): Update.
13075 * explow.c (allocate_dynamic_stack_space): Update.
13076 * varasm.c (assemble_start_function): Update.
13077 (force_const_mem): Update.
13078 (mark_constant_pool): Update.
13079 * tree-optimize.c (tree_rest_of_compilation): Update.
13080 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13081 * tree-cfg.c (notice_special_calls): Update.
13082 (is_ctrl_altering_stmt): Update.
13083 (tree_can_make_abnormal_goto): Update.
13084 (tree_purge_dead_abnormal_call_edges): Update.
13085 * config/alpha/predicates.md: Update.
13086 * config/alpha/alpha.c (alpha_sa_mask): Update.
13087 (alpha_sa_size): Update.
13088 (alpha_does_function_need_gp): Update.
13089 (alpha_expand_prologue): Update.
13090 (alpha_start_function): Update.
13091 (alpha_output_function_end_prologue): Update.
13092 (alpha_expand_epilogue): Update.
13093 * config/frv/frv.c (frv_stack_info): Update.
13094 (frv_expand_epilogue): Update.
13095 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13096 (s390_register_info): Update.
13097 (s390_frame_info): Update.
13098 (s390_init_frame_layout): Update.
13099 (s390_can_eliminate): Update.
13100 (save_gprs): Update.
13101 * config/spu/spu.c (spu_split_immediate): Update.
13102 (need_to_save_reg): Update.
13103 (spu_expand_prologue): Update.
13104 (spu_expand_epilogue): Update.
13105 * config/sparc/sparc.md: Update.
13106 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13107 (sparc_tls_got): Update.
13108 (legitimize_pic_address): Update.
13109 (sparc_emit_call_insn): Update.
13110 (sparc_expand_prologue): Update.
13111 (output_return): Update.
13112 (print_operand): Update.
13113 (sparc_function_ok_for_sibcall): Update.
13114 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13115 * config/m32r/m32r.md: Update.
13116 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13117 (m32r_compute_frame_size): Update.
13118 (m32r_expand_prologue): Update.
13119 (m32r_expand_epilogue): Update.
13120 (m32r_legitimize_pic_address): Update.
13121 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13122 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13123 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13124 (gen_push): Update.
13125 (ix86_save_reg): Update.
13126 (ix86_compute_frame_layout): Update.
13127 (ix86_expand_prologue): Update.
13128 (ix86_expand_epilogue): Update.
13129 * config/sh/sh.c (output_stack_adjust): Update.
13130 (calc_live_regs): Update.
13131 (sh5_schedule_saves): Update.
13132 (sh_expand_prologue): Update.
13133 (sh_expand_epilogue): Update.
13134 (sh_setup_incoming_varargs): Update.
13135 (sh_allocate_initial_value): Update.
13136 (sh_get_pr_initial_val): Update.
13137 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13138 * config/sh/sh.md (label:): Update.
13139 * config/avr/avr.c (out_movhi_mr_r): Update.
13140 * config/crx/crx.h (enum): Update.
13141 * config/xtensa/xtensa.h (along): Update.
13142 * config/stormy16/stormy16.c Update.
13143 (xstormy16_compute_stack_layout): Update.
13144 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13145 (fr30_expand_prologue): Update.
13146 * config/cris/cris.c (cris_conditional_register_usage): Update.
13147 (cris_reg_saved_in_regsave_area): Update.
13148 (cris_initial_frame_pointer_offset): Update.
13149 (cris_simple_epilogue): Update.
13150 (cris_expand_prologue): Update.
13151 (cris_expand_epilogue): Update.
13152 (cris_expand_pic_call_address): Update.
13153 (cris_asm_output_symbol_ref): Update.
13154 (cris_asm_output_label_ref): Update.
13155 * config/cris/cris.md Update.
13156 * config/iq2000/iq2000.c (compute_frame_size): Update.
13157 (iq2000_expand_epilogue): Update.
13158 * config/mt/mt.h (save_direction): Update.
13159 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13160 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13161 (ia64_secondary_reload_class): Update.
13162 * config/m68k/m68k.c (m68k_save_reg): Update.
13163 (m68k_expand_prologue): Update.
13164 (m68k_expand_epilogue): Update.
13165 (legitimize_pic_address): Update.
13166 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13167 (first_reg_to_save): Update.
13168 (first_altivec_reg_to_save): Update.
13169 (compute_vrsave_mask): Update.
13170 (compute_save_world_info): Update.
13171 (rs6000_stack_info): Update.
13172 (spe_func_has_64bit_regs_p): Update.
13173 (rs6000_ra_ever_killed): Update.
13174 (rs6000_emit_eh_reg_restore): Update.
13175 (rs6000_emit_allocate_stack): Update.
13176 (rs6000_emit_prologue): Update.
13177 (rs6000_emit_epilogue): Update.
13178 (rs6000_output_function_epilogue): Update.
13179 (output_profile_hook): Update.
13180 (rs6000_elf_declare_function_name): Update.
13181 * config/rs6000/rs6000.h (rs6000_args): Update.
13182 * config/rs6000/rs6000.md: Update.
13183 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13184 * config/arc/arc.c (arc_output_function_epilogue): Update.
13185 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13186 * config/darwin.c (machopic_function_base_name): Update.
13187 * config/score/score3.c (score3_compute_frame_size): Update.
13190 (score3_epilogue): Update.
13191 * config/score/score7.c (score7_compute_frame_size): Update.
13192 (score7_prologue): Update.
13193 (score7_epilogue): Update.
13194 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13195 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13196 * config/arm/arm.c (use_return_insn): Update.
13197 (require_pic_register): Update.
13198 (arm_load_pic_register): Update.
13199 (arm_compute_save_reg0_reg12_mask): Update.
13200 (arm_compute_save_reg_mask): Update.
13201 (thumb1_compute_save_reg_mask): Update.
13202 (output_return_instruction): Update.
13203 (arm_output_function_prologue): Update.
13204 (arm_output_epilogue): Update.
13205 (arm_get_frame_offsets): Update.
13206 (arm_expand_prologue): Update.
13207 (thumb_pushpop): Update.
13208 (thumb_exit): Update.
13209 (thumb1_expand_prologue): Update.
13210 (thumb1_expand_epilogue): Update.
13211 (arm_unwind_emit): Update.
13212 (arm_output_fn_unwind): Update.
13213 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13214 * config/arm/arm.md: Update.
13215 * config/pa/pa.md: Update.
13216 * config/pa/pa.c (legitimize_pic_address): Update.
13217 (compute_frame_size): Update.
13218 (hppa_expand_prologue): Update.
13219 (hppa_expand_epilogue): Update.
13220 (borx_reg_operand): Update.
13221 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13222 (HARD_REGNO_RENAME_OK): Update.
13223 * config/mips/mips.c (mips_global_pointer): Update.
13224 (mips_save_reg_p): Update.
13225 (mips_compute_frame_info): Update.
13226 (mips_frame_pointer_required): Update.
13227 (mips_expand_prologue): Update.
13228 (mips_expand_epilogue): Update.
13229 (mips_can_use_return_insn): Update.
13230 (mips_reorg_process_insns): Update.
13231 * config/v850/v850.c (compute_register_save_size): Update.
13232 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13233 * config/mmix/mmix.c (along): Update.
13234 (mmix_expand_epilogue): Update.
13235 * config/bfin/bfin.c (legitimize_pic_address): Update.
13236 (must_save_p): Update.
13237 (stack_frame_needed_p): Update.
13238 (add_to_reg): Update.
13239 (bfin_expand_prologue): Update.
13240 * stmt.c (expand_asm_operands): Update.
13241 * reload1.c (reload): Update.
13242 (init_elim_table): Update.
13244 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13246 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13248 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13250 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13251 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13252 (mov<mode>): Removed.
13253 (*movv4sf_internal): Likewise.
13254 (*movv2df_internal): Likewise.
13256 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13258 * config.gcc (crx-*-elf): Remove deprecation.
13260 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13262 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13263 __gcc_deregister_frame with atexit.
13264 (deregister_frame_dtor): Remove.
13266 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13267 Nathan Sidwell <nathan@codesourcery.com>
13269 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13271 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13272 (rs6000_isel): Likewise.
13273 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13274 (rs6000_isel): New variable.
13275 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13277 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13280 * c-common.c (handle_vector_size_attribute): Call
13281 lang_hooks.types.reconstruct_complex_type instead of
13282 reconstruct_complex_type.
13283 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13284 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13285 * langhooks.h (struct lang_hooks_for_types): Add
13286 reconstruct_complex_type hook.
13287 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13288 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13290 2008-04-24 Richard Guenther <rguenther@suse.de>
13292 * c-common.h (check_builtin_function_arguments): Declare.
13293 * c-common.c (validate_nargs): New function.
13294 (check_builtin_function_arguments): Likewise.
13295 * c-typeck.c (build_function_call): Call
13296 check_builtin_function_arguments.
13297 * builtins.c (fold_builtin_classify): Remove error reporting code.
13298 (fold_builtin_unordered_cmp): Likewise.
13299 (fold_builtin_1): Likewise.
13300 (fold_builtin_n): Likewise.
13302 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13304 PR tree-optimization/36008
13305 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13306 the original op1, rather than delta by step.
13308 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13309 Sebastian Pop <sebastian.pop@amd.com>
13311 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13312 eliminate_local_variables_stmt, eliminate_local_variables,
13313 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13314 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13315 of code delimited by two edges in the CFG.
13316 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13317 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13318 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13319 the case of parallelisation of reductions.
13320 (expr_invariant_in_region_p): New.
13322 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13323 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13325 2008-04-24 Ira Rosen <irar@il.ibm.com>
13326 Richard Guenther <rguenther@suse.de>
13328 PR tree-optimization/36034
13329 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13330 incapable of dealing with loads with gaps.
13332 2008-04-24 Rafael Espindola <espindola@google.com>
13334 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13335 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13336 vrp_evaluate_conditional.
13337 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13338 (vrp_evaluate_conditional): Split the cond argument.
13339 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13340 (simplify_stmt_for_jump_threading): Update call to
13341 vrp_evaluate_conditional.
13343 2008-04-24 Ira Rosen <irar@il.ibm.com>
13345 PR tree-optimization/35982
13346 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13347 interleaved data-refs are of the same type.
13349 2008-04-24 Danny Smith <dannysmith@users.net>
13351 * c-format.c (check_format_info_main): Use strncmp rather than a
13352 magic prefix to handle multichar length specs.
13353 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13354 Don't prefix "I64" and "I32" with '\0'.
13356 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13359 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13360 in registers for -m32 only if stdarg_p (fntype).
13362 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13364 PR rtl-optimization/36006
13365 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13366 temp to op0 in order to avoid invalid rtx sharing.
13368 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13370 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13371 check TREE_INVARIANT.
13372 * tree-gimple.c (is_gimple_address): New.
13373 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13374 * tree-gimple.h (is_gimple_address): New.
13375 * tree.h (decl_address_invariant_p): New.
13376 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13377 (build_string): Likewise.
13378 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13379 (tree_invariant_p_1): Likewise.
13380 (save_expr): Use it.
13381 (tree_invariant_p): New.
13382 (skip_simple_arithmetic): Use it.
13383 (stabilize_reference_1): Use it.
13384 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13386 (build1_stat): Drop code to compute TREE_INVARIANT.
13387 (build2_stat): Drop code to compute TREE_INVARIANT.
13388 (build3_stat): Drop code to compute TREE_INVARIANT.
13389 (build4_stat): Drop code to compute TREE_INVARIANT.
13390 (build5_stat): Drop code to compute TREE_INVARIANT.
13391 (build7_stat): Drop code to compute TREE_INVARIANT.
13392 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13393 * tree.h (struct tree_base): Remove invariant_flag.
13394 (TREE_INVARIANT): Remove.
13395 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13396 (fold_builtin_expect): Check TREE_CONSTANT.
13397 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13398 * c-tree.h (c_expr_to_decl): Drop third parameter.
13399 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13400 (build_c_cast): Don't set TREE_INVARIANT.
13401 (pop_init_level): Don't set TREE_INVARIANT.
13402 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13403 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13405 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13406 (gimplify_addr_expr): Adjust comment.
13407 * tree-mudflap.c (mf_build_string):
13408 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13409 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13410 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13411 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13412 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13413 * langhooks.h (struct lang_hooks): Drop third parameter from
13416 2008-04-23 Richard Guenther <rguenther@suse.de>
13418 PR tree-optimization/27799
13419 PR tree-optimization/32921
13420 PR tree-optimization/32624
13421 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13422 SMTs aliases and the tag itself into the solution.
13423 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13424 merge the points-to solution back into the SMT aliases.
13425 (may_alias_p): Use alias_set_subset_of instead of
13426 aliases_conflict_p. A pointer which points to
13427 memory with alias set zero may access any variable.
13429 2008-04-23 Richard Guenther <rguenther@suse.de>
13431 * alias.c (alias_set_subset_of): Correctly handle asking
13432 if zero is a subset of an alias set with zero child.
13433 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13434 (compute_flow_insensitive_aliasing): Correctly walk all
13435 pointers. Do not unnecessarily union sets.
13437 2008-04-23 Richard Guenther <rguenther@suse.de>
13439 PR middle-end/36021
13440 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13442 2008-04-22 Tomas Bily <tbily@suse.cz>
13444 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13446 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13448 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13449 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13450 * tree-inline.c (estimate_num_insns_1): Likewise.
13451 * varasm.c (const_hash_1, compare_constant, copy_constant)
13452 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13453 * emit-rtl.c (component_ref_for_mem_expr)
13454 (set_mem_attributes_minus_bitpos): Likewise.
13455 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13456 (is_aligning_offset): Likewise.
13457 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13458 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13459 * dojump.c (do_jump): Likewise.
13460 * builtins.c (get_pointer_alignment, get_memory_rtx)
13461 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13462 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13464 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13466 PR rtl-optimization/36017
13467 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13468 expanding the library call.
13470 2008-04-22 Ian Lance Taylor <iant@google.com>
13472 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13473 than size_in_bytes.
13475 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13477 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13478 of LR/CTR moves for Power6.
13480 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13482 PR middle-end/36003
13483 * passes.c (init_optimization_passes): Remove
13484 pass_fast_rtl_byte_dce.
13486 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13489 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13490 builtin functions to generate faster code.
13491 (_mm_cvtpu16_ps): Ditto.
13492 (_mm_cvtpi32x2_ps): Ditto.
13494 2008-04-22 Nick Clifton <nickc@redhat.com>
13496 * common.opt (ftree-loop-distribution): Add Optimization
13499 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13500 (frv_expand_builtin_va_start): Likewise.
13502 * config/arm/arm.c (thumb_find_work_register): Fix location of
13503 argument register count.
13505 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13507 Support scheduling for ColdFire V1 and V3 microarchitecture.
13508 Improve scheduling of multiplication instructions.
13510 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13511 (mac): New instruction attribute.
13512 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13513 (m68k_sched_mac): New variable.
13514 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13515 Handle cfv1 and cfv3.
13516 (max_insn_size): New static variable.
13517 (struct _sched_ib): New type.
13518 (sched_ib): New static variable.
13519 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13520 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13521 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13523 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13524 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13525 new variables. Update.
13526 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13527 Add modeling of cfv3 instruction buffer. Update.
13528 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13529 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13530 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13531 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13532 a particular reservation applies to.
13533 (type2): Reorganize attribute values. Rename alu to alu_reg,
13534 alu_l to alu, move_l to omove. Join move to alu. Split mul
13535 to mul_l and mul_w.
13536 (cf_ib_*): Simplify description of instruction buffer.
13537 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13538 (cf_mem): Split into cf_mem1 and cf_mem2.
13539 (cf_v2_move_??): Rename to cfv12_alu_??.
13540 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13541 (cf_v2_mul_??): Remove reservations.
13542 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13543 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13544 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13546 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13547 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13548 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13549 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13550 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13551 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13552 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13553 expansions of the above reservations for instructions of sizes
13556 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13558 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13560 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13562 * coverage.c: Include tree-pass.h.
13563 (coverage_counter_alloc): Print da_file_name to the dump file.
13565 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13567 * sbitmap.c (sbitmap_range_empty_p): New function.
13568 * sbitmap.h (sbitmap_range_empty_p): New function.
13569 * bitmap.h: Now includes obstack.h.
13571 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13572 Kenneth Zadeck <zadeck@naturalbridge.com>
13574 * dbgcnt.def (ra_byte_scan): Added.
13575 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13576 when the last hit happens for a counter.
13577 * timevar.def (TV_DF_BYTE_LR): New variable.
13578 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13579 * passes.c (pass_fast_rtl_byte_dce): New pass.
13580 * fwprop.c (update_df): Added mode to call df_ref_create.
13581 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13582 DF_REF_EXTRACT_OFFSET.
13583 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13584 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13586 (df_ref_extract): Added mode field.
13587 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13588 DF_REF_EXTRACT_OFFSET.
13589 (DF_REF_EXTRACT_MODE): New macro.
13590 (df_byte_lr_bb_info): New structure.
13591 (df_print_byte_regset, df_compute_accessed_bytes,
13592 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13593 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13594 df_byte_lr_simulate_uses,
13595 df_byte_lr_simulate_artificial_refs_at_top,
13596 df_byte_lr_simulate_artificial_refs_at_end,
13597 df_compute_accessed_bytes): New function.
13598 (df_ref_create): Add parameter.
13599 (df_byte_lr_get_bb_info): New inline function.
13600 * df-scan.c (df_ref_record, df_uses_record,
13601 df_ref_create_structure): Added mode parameter.
13602 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13603 df_defs_record, df_uses_record, df_get_conditional_uses,
13604 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13605 df_entry_block_defs_collect, df_exit_block_uses_collect):
13606 Added mode parameter to calls to df_ref_record, df_uses_record,
13607 df_ref_create_structure.
13608 (df_ref_equal_p, df_ref_compare): Added test for modes.
13609 (df_ref_create_structure): Added code to set mode. Renamed
13610 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13611 DF_REF_EXTRACT_OFFSET.
13612 * df-core.c (df_print_byte_regset): New function.
13613 * df-byte-scan.c: New file.
13614 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13615 calls to BITMAP_FREE.
13616 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13617 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13618 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13619 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13620 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13621 df_byte_lr_local_compute, df_byte_lr_init,
13622 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13623 df_byte_lr_transfer_function, df_byte_lr_free,
13624 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13625 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13626 df_byte_lr_simulate_uses,
13627 df_byte_lr_simulate_artificial_refs_at_top,
13628 df_byte_lr_simulate_artificial_refs_at_end): New function.
13629 * dce.c (byte_dce_process_block): New function.
13630 (dce_process_block): au is now passed in rather than computed
13631 locally. Changed loops that look at artificial defs to not look
13632 for conditional or partial ones, because there never are any.
13633 (fast_dce): Now is able to drive byte_dce_process_block or
13634 dce_process_block depending on the kind of dce being done.
13635 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13636 (rest_of_handle_fast_byte_dce): New function.
13637 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13638 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13640 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13643 * gcc.h: Added fortran options that take arguments to
13644 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13647 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13649 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13650 scalarization if on the LHS and not a full access.
13652 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13654 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13656 2008-04-18 Rafael Espindola <espindola@google.com>
13658 * tree-vrp.c (find_case_label_index): Fix the binary search.
13659 (find_case_label_range): New.
13660 (vrp_visit_switch_stmt): Use find_case_label_range.
13661 (simplify_switch_using_ranges): Use find_case_label_range.
13663 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13665 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13666 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13668 2008-04-18 Tom Tromey <tromey@redhat.com>
13671 * doc/cpp.texi (Implementation-defined behavior): Mention
13674 2008-04-18 Ian Lance Taylor <iant@google.com>
13676 * fold-const.c (pointer_may_wrap_p): New static function.
13677 (fold_comparison): Add another test for pointer overflow. Use
13678 pointer_may_wrap_p to disable some false positives.
13680 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13682 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13683 (fname_as_string): Match updated cpp_interpret_string prototype.
13684 (fix_string_type): Support char16_t* and char32_t*.
13685 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13686 derivative) nodes. Register as builtin if C++0x.
13687 (c_parse_error): Support CPP_CHAR{16,32}.
13688 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13689 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13690 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13691 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13692 CTI_CHAR32_ARRAY_TYPE>: New elements.
13693 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13694 char32_type_node, signed_char32_type_node, char16_array_type_node,
13695 char32_array_type_node): New defines.
13696 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13697 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13698 (lex_string): Support CPP_STRING{16,32}, match updated
13699 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13700 (lex_charconst): Support CPP_CHAR{16,32}.
13701 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13702 and CPP_STRING{16,32}.
13704 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13707 * aclocal.m4: Regenerate.
13708 * configure: Regenerate.
13710 2008-04-18 Jan Hubicka <jh@suse.cz>
13712 * except.c (dw2_size_of_call_site_table,
13713 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13715 * cgraphbuild.c (build_cgraph_edges): Update.
13716 * tree-pass.h: Update comment.
13717 * final.c (leaf_function_p): Update.
13718 (leaf_renumber_regs): Update.
13719 (rest_of_clean_state): Update.
13720 * omp-low.c (expand_omp_parallel): Update.
13721 * ipa-reference.c (analyze_function): Update.
13722 * reorg.c (find_end_label): Update.
13723 (optimize_skip): Update.
13724 (fill_simple_delay_slots): Update.
13725 (fill_simple_delay_slots): Update.
13726 (make_return_insns): Update.
13727 (dbr_schedule): Update.
13728 * gimple-low.c (record_vars_into): Update.
13729 * cfgbuild.c (make_edges): Update.
13730 * function.c (assign_stack_local): Update.
13731 (assign_parm_adjust_stack_rtl): Update.
13732 (locate_and_pad_parm): Update.
13733 (allocate_struct_function): Do not initialize stack_alignment_needed
13734 and preferred_stack_boundary here.
13735 (stack_protect_prologue): Update.
13736 (stack_protect_epilogue): Update.
13737 (expand_function_start): Initialize stack_alignment_needed,
13738 preferred_stack_boundary and max_jumptable_ents.
13739 (expand_function_end): Update.
13740 (free_after_compilation): Do not NULLify epilogue_delay_list.
13741 * function.h (struct rtl_data): Add stack_protect_guard,
13742 stack_alignment_needed,
13743 preferred_stack_boundary, epilogue_delay_list.
13744 (struct function): Remove value_histograms, stack_alignment_needed,
13745 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13747 unexpanded_var_list, stack_protect_guard.
13748 (current_function_epilogue_delay_list): Remove.
13749 * ipa-type-escape.c (analyze_function): Update.
13750 * gimplify.c (pop_gimplify_context): Update comment.
13751 * calls.c (expand_call): Update.
13752 (emit_library_call_value_1): Update.
13753 * except.c (set_nothrow_function_flags): Update.
13754 * cfgexpand.c (get_decl_align_unit): Update.
13755 (create_stack_guard): Update.
13756 (estimated_stack_frame_size): Update.
13757 (expand_used_vars): Update.
13758 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13759 * explow.c (allocate_dynamic_stack_space): Update.
13760 * tree-ssa-live.c (remove_unused_locals): Update.
13761 * varasm.c (mark_constant_pool): Update.
13762 * tree-inline.c (remap_decls): Update.
13763 (initialize_cfun): Update.
13764 (declare_return_variable): Update.
13765 (inline_forbidden_p): Update.
13766 (expand_call_inline): Update.
13767 (declare_inline_vars): Update.
13768 (tree_function_versioning): Update.
13769 * tree-flow.h (value_histograms): New.
13770 (VALUE_HISTOGRAMS): New macro.
13771 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13773 * tree-cfg.c (set_bb_for_stmt): Update.
13774 (replace_by_duplicate_decl): Update.
13775 (move_block_to_fn): Update.
13776 (new_label_mapper): Update.
13777 (dump_function_to_file): Update.
13778 * ipa-struct-reorg.c (build_data_structure): Update.
13779 * cfgrtl.c (print_rtl_with_bb): Update.
13780 * reload1.c (reload): Update.
13782 * config/i386/i386.c (setup_incoming_varargs_64,
13783 ix86_compute_frame_layout): Update.
13784 * config/arc/arc.c (arc_output_function_epilogue): Update.
13786 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13788 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13789 for FreeBSD as well.
13790 * gthr-posix95.h: Likewise.
13792 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13794 PR rtl-optimization/35838
13795 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13796 out the byte offset of the first subreg.
13798 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13800 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13801 to split_ti instead of three separate calls with single member arrays.
13802 (subti3 splitter): Ditto.
13803 (adddi3 splitter): Ditto with split_di.
13804 (subdi3 splitter): Ditto.
13805 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13806 two separate calls with single member arrays. Swap match_dup
13807 operands 1 and 2 to better fit into the array.
13808 (negdi2 splitter): Ditto with split_di.
13809 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13810 two separate calls with single member arrays. Swap match_dup operands
13811 6 and 7 to better fit into the array.
13813 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13815 * config/i386/i386.c (sse_builtin_type): New.
13816 (bdesc_sse_args): Likewise.
13817 (bdesc_sse_3arg): Removed.
13818 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13819 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13820 IX86_BUILTIN_ROUNDPS.
13821 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13822 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13823 IX86_BUILTIN_ROUNDPS.
13824 (ix86_expand_sse_4_operands_builtin): Removed.
13825 (ix86_expand_sse_operands_builtin): New.
13826 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13827 and CODE_FOR_sse4_1_roundps.
13828 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13829 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13831 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13834 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13835 regs before frame pop when needed. If use_backchain_to_restore_sp
13836 then load backchain into a temp reg to restore vr and vrsave. Add
13837 code to restore vr after frame pop if possible.
13839 2008-04-17 Richard Guenther <rguenther@suse.de>
13841 * tree-vn.c (expressions_equal_p): Do not check type
13842 equality or compatibility before calling operand_equal_p.
13843 * fold-const.c (operand_equal_p): Check equivalence of
13844 integer constants before bailing out due to signedness or
13845 precision differences.
13846 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
13847 spurious differences in type qualification. Ignore types
13848 for COMPONENT_REFs at all.
13850 2008-04-17 Christian Bruel <christian.bruel@st.com>
13852 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
13853 msw_skip comparison.
13855 2008-04-16 Jakub Jelinek <jakub@redhat.com>
13858 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
13861 PR tree-optimization/35899
13862 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
13863 rather than TREE_OPERAND.
13865 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
13868 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
13869 temporary registers. Change operand predicate to general_operand.
13870 (remainderxf3): Ditto.
13872 2008-04-16 Richard Guenther <rguenther@suse.de>
13874 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
13875 * tree-affine.c (aff_combination_expand): Look through some
13878 2008-04-15 Doug Kwan <dougkwan@google.com>
13880 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
13882 * tree-pretty-print.c (dump_generic_node): Ditto.
13883 * final.c (output_addr_const): Ditto.
13884 * dwarf2out.c (output_cfi): Ditto.
13885 * c-pretty-print.c (pp_c_integer_constant): Ditto.
13886 * print-rtl.c (print_rtx): Ditto.
13887 * print-tree.c (print_node_brief, print_node): Ditto.
13888 * c-common.c (match_case_to_enum_1): Ditto.
13889 * sched-vis.c (print_value): Ditto.
13890 * config/i386/i386.c (print_operand): Cast to long unsigned int
13893 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
13894 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
13895 MS Windows VirtualProtect function.
13897 2008-04-15 Jan Hubicka <jh@suse.cz>
13899 * gengtype.c (write_root): Param_is argument is OK.
13900 * expr.c (expand_expr_real_1): Update call of get_exception_*.
13901 * function.h: Include varray.h
13902 (rtl_eh): New stucture based on except.c one.
13903 (call_site_record): New forward declaration and vector type.
13904 * calls.c (emit_call_1): Do not call
13905 note_current_region_may_contain_throw.
13906 * except.c (eh_status): Remove cur_region, try_region since they are
13908 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
13909 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
13910 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
13911 Remove call_site_data_used, call_site_data_size.
13912 Turn call_site_record into vector in function.h.
13913 (note_current_region_may_contain_throw): Remove.
13914 (get_exception_pointer, get_exception_filter): Do not take struct
13915 function argument; update.
13916 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
13917 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
13918 build_post_landing_pads, dw2_build_landing_pads,
13919 sjlj_assign_call_site_values, sjlj_mark_call_sites,
13920 sjlj_emit_function_enter, sjlj_emit_function_enter,
13921 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
13922 sjlj_build_landing_pads, finish_eh_generation,
13923 remove_exception_handler_label, remove_eh_handler,
13924 maybe_remove_eh_handler, add_reachable_handler,
13925 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
13926 add_action_record, collect_one_action_chain, add_call_site,
13927 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
13928 sjlj_output_call_site_table, output_function_exception_table,
13929 * except.h (note_current_region_may_contain_throw): Remove
13930 (get_exception_pointer, get_exception_filter): Do not take struct
13932 * Makefile.in (GTFILES): Put varargs before struct function.
13934 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
13936 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
13937 punt for STRING_CST.
13938 (get_constraint_for): Deal with STRING_CST here instead.
13940 2008-04-15 Richard Guenther <rguenther@suse.de>
13942 * tree-ssa-propagate.c (substitute_and_fold): Substitute
13943 statements in a basic-block with a backward walk. Do not
13944 substitute into dead statements but instead remove those.
13946 2008-04-15 Richard Guenther <rguenther@suse.de>
13948 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
13949 to zero, thus disable creation of SFTs.
13951 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
13953 * tree-predcom.c (suitable_reference_p): Return false if the
13954 reference can throw.
13956 2008-04-15 Jakub Jelinek <jakub@redhat.com>
13959 * c-decl.c (finish_decl): If extern or static var has variable
13960 size, set TREE_TYPE (decl) to error_mark_node.
13962 2008-04-15 Rafael Espindola <espindola@google.com>
13964 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
13967 2008-04-15 Richard Guenther <rguenther@suse.de>
13969 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13970 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
13971 (visit_reference_op_load): Do walk vuse-vdef chains on
13972 vn_reference_lookup.
13973 (visit_reference_op_store): But do not here.
13974 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
13975 vn_reference_lookup.
13976 (vn_lookup_with_vuses): But do so here.
13978 2008-04-14 Ian Lance Taylor <iant@google.com>
13980 * fold-const.c (fold_overflow_warning): Remove assertion.
13982 2008-04-15 Ben Elliston <bje@au.ibm.com>
13984 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
13985 temp1 local variables.
13987 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
13990 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
13991 ".text.unlikely" section as executable.
13993 2008-04-14 James E. Wilson <wilson@tuliptree.org>
13995 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13996 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
13997 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
13998 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
13999 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14000 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14001 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14003 2008-04-14 Ian Lance Taylor <iant@google.com>
14005 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14006 * fold-const.c (fold_comparison): If appropriate, test
14007 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14008 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14009 reassociating a pointer type.
14010 * doc/invoke.texi (Optimize Options): Document that
14011 -fstrict-overflow applies to pointer wraparound.
14013 2008-04-13 Jan Hubicka <jh@suse.cz>
14015 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14017 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14019 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14020 we are going to "save the world".
14022 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14024 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14025 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14026 operand 0 constraint, not "=".
14028 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14030 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14032 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14034 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14035 of size of positions_needed * CHAR_BIT.
14037 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14039 PR middle-end/35897
14040 * dse.c (store_info): Change positions_needed to unsigned
14042 (lowpart_bitmask): New.
14043 (record_store): Cast to unsigned HOST_WIDE_INT for
14044 positions_needed. Assert width <= size of positions_needed *
14045 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14046 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14047 lowpart_bitmask to set mask.
14049 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14051 * config/bfin/constraints.md: New file.
14052 * config/bfin/bfin.md: Include it.
14053 (adddi3): Use satisfies_constraint functions instead of the old macros.
14054 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14055 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14056 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14057 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14058 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14059 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14060 EXTRA_CONSTRAINT): Delete.
14061 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14062 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14064 * config/bfin/bfin.c: Include "tm-constrs.h".
14065 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14066 Use satisfies_constraint functions instead of the old macros.
14067 * doc/md.texi (Blackfin Constraints): Update file name reference.
14069 2008-04-11 Richard Guenther <rguenther@suse.de>
14071 PR tree-optimization/35869
14072 * tree-vrp.c (execute_vrp): Move switch statement update after
14073 jump threading. Schedule another cfg cleanup run.
14075 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14078 * attribs.c (decl_attributes): Return early on errorneous node.
14080 2008-04-10 Oleg Ryjkov <olegr@google.com>
14082 * tree.h (struct tree_base): Added a new flag default_def_flag.
14083 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14085 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14087 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14089 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14092 * pa.md: Define mode iterator P. Define mode attribute dwc.
14093 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14094 (icacheflush): Likewise.
14095 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14096 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14098 2008-04-11 Ben Elliston <bje@au.ibm.com>
14100 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14102 2008-04-10 Rafael Espindola <espindola@google.com>
14104 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14105 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14106 (extract_range_from_expr): The same.
14108 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14110 * config/mips/mips.md (GPR2): New mode iterator.
14111 (seq): Add comment.
14112 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14113 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14114 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14115 Rewrite these to take two modes, the mode of comparison and the
14116 mode of the destination.
14117 * config/mips/mips.c (mips_expand_scc): Instead of having
14118 paradoxical subreg as destination, expand "narrowing" scc if mode
14119 of comparison is SI and target is requested in DI mode.
14120 (mips_emit_int_order_test): Update comment. Make mode of
14121 comparison match CMP0 rather than TARGET. When creating inverse
14122 target use mode of TARGET.
14124 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14126 * gcov-dump.c (tag_summary): Only print summaries for the first
14127 GCOV_COUNTERS_SUMMABLE counters.
14129 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14131 * config/i386/i386.md (absneg): New code iterator.
14132 (absnegprefix): New code attribute.
14133 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14134 patterns using absneg code iterator.
14135 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14136 using absneg code iterator.
14137 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14138 *neg<mode>2 patterns using absneg code iterator.
14139 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14140 *negextendsfdf2 patterns using absneg code iterator.
14141 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14142 *negextendsfxf2 patterns using absneg code iterator.
14143 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14144 *negextendsfdf2 patterns using absneg code iterator.
14145 * config/i386/sse.md (<code><mode>2): Macroize expander from
14146 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14148 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14150 * config/s390/s390.h: Remove the remains of the recent search
14151 & replace action of current_function_outgoing_args_size.
14153 2008-04-10 Ira Rosen <irar@il.ibm.com>
14155 PR tree-optimization/35821
14156 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14157 NEW_STMT_LIST is not NULL.
14159 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14162 * toplev.c (process_options): Remove -ffunction-sections debugging
14165 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14167 PR middle-end/PR28690
14168 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14169 than gen_rtx_fmt_ee to perform more canonicalizations.
14171 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14174 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14176 2008-04-09 Richard Guenther <rguenther@suse.de>
14178 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14179 (dump_function_to_file): Dump function arguments with types.
14181 2008-04-08 Richard Guenther <rguenther@suse.de>
14183 * fold-const.c (fold_widened_comparison): Do not allow
14184 sign-changes that change the result.
14186 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14189 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14190 kinds of indirect references.
14192 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14194 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14195 GNU Fortran language string.
14197 2008-04-08 Rafael Espindola <espindola@google.com>
14199 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14200 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14201 * tree.h (tree_call_nonnegative_warnv_p): New.
14203 2008-04-08 Jan Hubicka <jh@suse.cz>
14205 * function.c (free_after_compilation): Clear out regno_reg_rtx
14208 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14211 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14213 PR middle-end/PR28690
14214 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14215 same precedence as REG_POINTER and MEM_POINTER operands.
14217 2008-04-08 Richard Guenther <rguenther@suse.de>
14219 PR middle-end/35834
14220 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14221 for adding index to base.
14223 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14225 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14226 (MINGW_ENABLE_EXECUTE_STACK): New.
14227 (IN_LIBGCC2): For libgcc include windows.h file for
14228 function declarations.
14230 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14232 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14233 and tem2 if tem1 is not a REG or MULT.
14235 2008-04-08 Jan Hubicka <jh@suse.cz>
14237 * function.h (incomming_args): Break out of struct function.
14238 (function_subsections): Break out of struct function.
14239 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14240 return_rtx and hard_reg_initial_vals from struct function.
14241 Kill inl_max_label_num.
14242 (current_function_pops_args, current_function_args_info,
14243 current_function_args_size, current_function_args_size,
14244 current_function_pretend_args_size,
14245 current_function_outgoing_args_size,
14246 current_function_internal_arg_pointer, current_function_return_rtx):
14247 Kill compatibility accestor macros.
14248 * builtins.c (expand_builtin_apply_args_1): Update.
14249 (expand_builtin_next_arg): Update.
14250 * df-scan.c (df_get_call_refs): Update.
14251 * dbxout.c (dbxout_function_end): Update.
14252 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14253 (output_line_info): Update.
14254 (secname_for_decl): Update.
14255 (dwarf2out_var_location): Update.
14256 * function.c (free_after_compilation): Update.
14257 (assign_parm_find_stack_rtl): Update.
14258 (assign_parms): Update.
14259 (expand_dummy_function_end): Update.
14260 (expand_function_end): Update.
14261 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14262 (expand_call): Update.
14263 (emit_library_call_value_1): Update.
14264 (store_one_arg): Update.
14265 * varasm.c (initialize_cold_section_name): Update.
14266 (unlikely_text_section): Update.
14267 (unlikely_text_section_p): Update.
14268 (assemble_start_function): Update.
14269 (assemble_end_function): Update.
14270 (default_section_type_flags): Update.
14271 (switch_to_section): Update.
14272 * integrate.c (set_decl_abstract_flags): Update.
14273 (get_hard_reg_initial_val): Update.
14274 (has_hard_reg_initial_val): Update.
14275 (allocate_initial_values): Update.
14276 * resource.c (init_resource_info): Update.
14277 * config/alpha/alpha.c (NUM_ARGS): Update.
14278 (direct_return): Update.
14279 (alpha_va_start): Update.
14280 (alpha_sa_size): Update.
14281 (alpha_initial_elimination_offset): Update.
14282 (alpha_expand_prologue): Update.
14283 (alpha_start_function): Update.
14284 (alpha_expand_epilogue): Update.
14285 (unicosmk_initial_elimination_offset):
14286 * config/alpha/alpha.md (call expander): Update.
14287 * config/s390/s390.c (s390_register_info): Update.
14288 (s390_register_info): Update.
14289 (s390_frame_info): Update.
14290 (s390_initial_elimination_offset): Update.
14291 (s390_build_builtin_va_list): Update.
14292 (s390_va_start): Update.
14293 * config/spu/spu.c (direct_return): Update.
14294 (spu_expand_prologue): Update.
14295 (spu_initial_elimination_offset): Update.
14296 (spu_build_builtin_va_list): Update.
14297 (spu_va_start): Update.
14298 * config/sparc/sparc.c (sparc_init_modes): Update.
14299 (sparc_compute_frame_size): Update.
14300 (function_value): Update.
14301 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14302 * config/i386/i386.md (return expander): Update.
14303 * config/i386/i386.c (ix86_va_start): Update.
14304 (ix86_can_use_return_insn_p): Update.
14305 (ix86_compute_frame_layout): Update.
14306 (ix86_expand_epilogue): Update.
14307 * config/sh/sh.c (output_stack_adjust): Update.
14308 (calc_live_regs): Update.
14309 (sh_expand_prologue): Update.
14310 (sh_builtin_saveregs): Update.
14311 (sh_va_start): Update.
14312 (initial_elimination_offset): Update.
14313 (sh_allocate_initial_value): Update.
14314 (sh_function_ok_for_sibcall): Update.
14315 (sh_get_pr_initial_val): Update.
14316 * config/sh/sh.md (return expander): Update.
14317 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14318 * config/crx/crx.c (crx_compute_frame): UPdate.
14319 (crx_initial_elimination_offset): UPdate.
14320 * config/xtensa/xtensa.c (compute_frame_size): Update
14321 (xtensa_builtin_saveregs): Update.
14322 (xtensa_va_start): Update.
14323 (order_regs_for_local_alloc): Update.
14324 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14325 (xstormy16_expand_builtin_va_start): Update.
14326 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14327 * config/m68hc11/m68hc11.md (return expanders): Update.
14328 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14329 (expand_epilogue): Update.
14330 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14331 (cris_simple_epilogue): Update.
14332 (cris_expand_prologue): Update.
14333 (cris_expand_epilogue): Update.
14334 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14335 (compute_frame_size): Update.
14336 * config/mt/mt.c (mt_compute_frame_size): Update.
14337 * config/mn10300/mn10300.c (expand_prologue): Update.
14338 (expand_epilogue): Update.
14339 (initial_offset): Update.
14340 (mn10300_builtin_saveregs):
14341 * config/mn10300/mn10300.md (return expander): Update.
14342 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14343 (ia64_initial_elimination_offset): Update.
14344 (ia64_initial_elimination_offset): Update.
14345 (ia64_expand_prologue): Update.
14346 * config/m68k/m68k.md (return expander): Update.
14347 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14348 (rs6000_stack_info): Update.
14349 * config/mcore/mcore.c (layout_mcore_frame): Update.
14350 (mcore_expand_prolog): Update.
14351 * config/arc/arc.c (arc_compute_frame_size): Update.
14352 * config/score/score3.c (score3_compute_frame_size): Update.
14353 * config/score/score7.c (score7_compute_frame_size): Update.
14354 * config/arm/arm.c (use_return_insn): Update.
14355 (thumb_find_work_register): Update.
14356 (arm_compute_save_reg_mask): Update.
14357 (arm_output_function_prologue): Update.
14358 (arm_output_epilogue): Update.
14359 (arm_size_return_regs): Update.
14360 (arm_get_frame_offsets): Update.
14361 (arm_expand_prologue): Update.
14362 (thumb_exit): Update.
14363 (thumb_unexpanded_epilogue): Update.
14364 (thumb1_output_function_prologue): Update.
14365 * config/pa/pa.md (return expander): Update.
14366 * config/pa/pa.c (compute_frame_size): Update.
14367 (hppa_builtin_saveregs): Update.
14368 * config/mips/mips.c (mips_va_start): Update.
14369 (mips16_build_function_stub): Update.
14370 (mips_compute_frame_info): Update.
14371 (mips_restore_gp): Update.
14372 (mips_output_function_prologue): Update.
14373 (mips_expand_prologue): Update.
14374 * config/v850/v850.c (compute_frame_size): Update.
14375 (expand_prologue): * config/mmix/mmix.c (along): update.
14376 (mmix_initial_elimination_offset): update.
14377 (mmix_reorg): update.
14378 (mmix_use_simple_return): update.
14379 (mmix_expand_prologue): update.
14380 (mmix_expand_epilogue): Update.
14381 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14382 (emit_link_insn): Update.
14384 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14386 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14387 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14389 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14392 2008-04-07 Jan Hubicka <jh@suse.cz>
14394 * function.h (rtl): Rename to x_rtl.
14395 (crtl): New define.
14396 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14397 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14398 used_temp_slots avail_temp_slots, temp_slot_level,
14399 nonlocal_goto_handler_labels): Update accesstors.
14400 (rtl): New global variable.
14401 (struct function): Move some fileds to rtl_data.
14402 (get_arg_pointer_save_area): Update prototype.
14403 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14404 get_arg_pointer_save_area.
14405 * expr.c (init_expr): Update
14406 * function.c (get_frame_size): Update
14407 (assign_stack_local): Update
14408 (expand_function_end): Update.
14409 (get_art_pointer_save_area): Update
14411 * emit-rtl.c (rtl): Declare.
14412 (regno_reg_rtx): Declare.
14413 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14415 (gen_reg_rtx): Update.
14416 * varasm.c (n_deferred_constatns): Update accestor.
14417 (init_varasm_status): Do not allocate varasm_status.
14418 (force_const_mem, get_pool_size, output_constant_pool): Update.
14419 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14420 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14421 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14422 * sparc/sparc.h (INIT_EXPANDERS): Update.
14423 * ia64/ia64.h (INIT_EXPANDERS): Update.
14425 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14427 * reload.c (push_secondary_reload): Add missing break to for loop.
14429 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14431 PR middle-end/PR28690
14432 * rtlanal.c: Update copyright years.
14433 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14434 as REG_POINTER and MEM_POINTER operands.
14435 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14436 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14437 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14438 * gcse.c: Update copyright years.
14439 (pre_delete): Call gen_reg_rtx_and_attrs.
14440 (hoist_code): Likewise.
14441 (build_store_vectors): Likewise.
14442 (delete_store): Likewise.
14443 * loop-invariant.c (move_invariant_reg): Likewise.
14444 Update copyright years.
14446 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14448 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14449 control string instead of quoted.
14451 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14453 * doc/rtl.texi: Rewrite of subreg section.
14455 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14458 * config/i386/i386.c (legitimize_pic_address): Add treating
14459 of dllimport SYM_REF's.
14460 (legitimize_dllimport_symbol): Add prototype.
14462 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14464 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14465 reference in constructor with non self-referential type.
14467 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14469 Removal of Return with Depressed Stack Pointer support
14470 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14471 (ECF_SP_DEPRESSED): Likewise.
14472 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14473 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14474 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14475 (expand_call): Do not test ECF_SP_DEPRESSED.
14476 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14477 * function.c (keep_stack_depressed): Delete.
14478 (handle_epilogue_set): Likewise.
14479 (update_epilogue_consts): Likewise.
14480 (emit_equiv_load): Likewise.
14481 (thread_prologue_and_epilogue_insns): Remove support for Return with
14482 Depressed Stack Pointer.
14483 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14485 2008-04-06 Richard Guenther <rguenther@suse.de>
14487 PR tree-optimization/35400
14488 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14489 information from SSA_NAMEs.
14491 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14493 * config/avr/avr.h (avr_mega_p): Remove declaration.
14494 (AVR_MEGA): Remove macro.
14495 * config/avr/avr.c (avr_mega_p): Remove variable.
14496 (avr_override_options): Remove inicializion of avr_mega_p.
14497 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14498 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14499 (avr_jump_mode): (Ditto.).
14500 (avr_output_progmem_section_asm_op): (Ditto.).
14501 (avr_asm_init_sections): (Ditto.).
14502 (avr_asm_init_sections): (Ditto.).
14503 (avr_rtx_costs): (Ditto.).
14504 * config/avr/avr.md: (Ditto.).
14505 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14508 2008-04-06 Richard Guenther <rguenther@suse.de>
14510 PR tree-optimization/35842
14511 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14512 is_gimple_invariant_address.
14514 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14516 * gcc.c (default_compilers): Sync Fortran extensions list with
14517 that in fortran/lang-specs.h.
14518 * doc/invoke.texi: Likewise.
14519 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14520 * dwarf2out.c (gen_compile_unit_die): Likewise.
14522 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14524 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14526 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14529 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14530 attribute is used for nested functions.
14532 2008-04-05 Jan Hubicka <jh@suse.cz>
14534 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14536 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14538 (dump_files): Update.
14539 (enable_rtl_dump_file): Do not accept letter argument.
14540 * tree-pass.h (dump_file_info): Remove letter argument.
14541 * toplev.c (decode_d_option): Update -da handling.
14542 * toplev.h (enable_rtl_dump_file): Update prototype.
14543 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14544 it out based on pass type.
14545 (register_dump_files_1): Likewise.
14546 (init_optimization_passes): Update register_one_dump_file calls.
14547 (execute_one_pass): Sanity check that IPA passes are called at IPA
14548 level and RTL passes at RTL level.
14549 (execute_pass_list): IPA pass can not be after or subpass of
14551 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14552 disallov RTL subpasses of IPA subpasses.
14554 2008-04-05 Ben Elliston <bje@au.ibm.com>
14556 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14557 builtins that return exactly once and do not throw. Cache call to
14560 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14562 PR rtl-optimization/34916
14563 PR middle-end/35519
14564 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14565 between instruction pairs.
14567 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14569 * doc/invoke.texi: Document -mbitops for SH.
14570 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14571 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14572 * config/sh/sh.c (print_operand): Add %t operand code.
14573 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14574 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14575 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14576 (extendqihi2): Likewise.
14577 (movqi_i): Likewise.
14578 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14579 (extv): Use bld instruction for SH2A if possible.
14581 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14582 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14583 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14584 (bset.b, bclr.b): Define peepholes.
14585 * config/sh/sh.opt (mbitops): New option.
14587 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14590 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14591 and view convert expression.
14593 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14596 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14598 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14600 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14602 * config/i386/cpuid.h (bit_AES): New.
14603 (bit_PCLMUL): Likewise.
14605 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14606 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14607 SSE2 if AES or PCLMUL is enabled.
14608 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14609 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14610 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14611 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14612 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14613 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14614 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14615 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14616 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14617 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14618 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14619 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14620 __builtin_ia32_aeskeygenassist128 and
14621 __builtin_ia32_pclmulqdq128.
14622 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14623 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14624 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14626 * config/i386/i386.h (TARGET_AES): New.
14627 (TARGET_PCLMUL): Likewise.
14628 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14630 * config/i386/i386.md (UNSPEC_AESENC): New.
14631 (UNSPEC_AESENCLAST): Likewise.
14632 (UNSPEC_AESDEC): Likewise.
14633 (UNSPEC_AESDECLAST): Likewise.
14634 (UNSPEC_AESIMC): Likewise.
14635 (UNSPEC_AESKEYGENASSIST): Likewise.
14636 (UNSPEC_PCLMUL): Likewise.
14638 * config/i386/i386.opt (maes): New.
14639 (mpclmul): Likewise.
14641 * config/i386/sse.md (aesenc): New pattern.
14642 (aesenclast): Likewise.
14643 (aesdec): Likewise.
14644 (aesdeclast): Likewise.
14645 (aesimc): Likewise.
14646 (aeskeygenassist): Likewise.
14647 (pclmulqdq): Likewise.
14649 * config/i386/wmmintrin.h: New.
14651 * doc/extend.texi: Document AES and PCLMUL built-in function.
14653 * doc/invoke.texi: Document -maes and -mpclmul.
14655 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14657 * function.c (free_after_parsing): Replace with
14658 cxx_push_function_context from C++ front-end.
14659 (allocate_struct_function): Don't call langhook.
14660 * langhooks.h (struct lang_hooks_for_functions): Delete.
14661 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14663 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14664 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14665 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14666 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14667 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14668 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14669 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14671 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14672 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14674 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14677 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14680 2008-04-04 Richard Guenther <rguenther@suse.de>
14682 PR middle-end/35823
14683 * fold-const.c (optimize_minmax_comparison): Use the correct
14684 type for the constant in the simplified comparison.
14686 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14688 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14689 Pass L2 size as "--param l2-cache-size" to the compiler.
14690 (decode_l2_cache): New function to decode L2 cache parameters using
14691 0x8000006 extended cpuid function.
14692 (detect_caches_amd): Determine parameters of L2 cache using
14693 decode_l2_caches function.
14694 (decode_caches_intel): Decode L2 cache parameters.
14695 (detect_caches_intel): Determine L2 cache parameters using
14696 decode_caches_intel and decode_l2_caches functions.
14698 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14700 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14701 secondary input reload for subword loads from the constant pool.
14703 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14706 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14707 constants of the appropriate size for runtime calculations.
14710 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14711 decimal-float literal constant zero.
14713 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14716 * c-parser.c (c_parser_omp_atomic): Call
14717 default_function_array_conversion on the RHS.
14719 PR middle-end/35818
14720 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14721 call is_variable_sized if decl has incomplete type.
14723 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14725 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14727 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14729 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14731 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14732 (sgt<u>): Merge sgt and sgtu into new expander.
14733 (sgt, sgtu): Remove expanders.
14734 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14735 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14736 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14737 *sgtu_<mode>_mips16 into new pattern.
14738 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14739 (sge<u>): Merge sge and sgeu into new expander.
14740 (sge, sgeu): Remove expanders.
14741 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14743 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14744 (slt<u>): Merge slt and sltu into new expander.
14745 (slt, sltu): Remove expanders.
14746 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14747 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14748 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14749 *sltu_<mode>_mips16 into new pattern.
14750 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14751 (sle<u>): Merge sle and sleu into new expander.
14752 (sle, sleu): Remove expanders.
14753 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14754 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14755 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14756 *sleu_<mode>_mips16 into new pattern.
14757 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14759 2008-04-03 Jan Hubicka <jh@suse.cz>
14761 PR tree-optimization/35795
14762 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14763 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14764 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14765 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14766 * score/score3.c (score3_output_mi_thunk): Likewise.
14767 * score/score7.c (score7_output_mi_thunk): Likewise.
14768 * mips/mips.c (mips_output_mi_thunk): Likewise.
14770 2008-04-03 Richard Guenther <rguenther@suse.de>
14772 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14773 conversions. Simplify code.
14775 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14777 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14779 2008-04-03 Tom Tromey <tromey@redhat.com>
14780 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14782 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14783 * config/bfin/t-bfin-linux (generated_files): Add
14784 linux-sysroot-suffix.h.
14785 * doc/install.texi (Prerequisites): Require make 3.80.
14786 * doc/sourcebuild.texi (Front End Directory): Document new
14788 * Makefile.in (generated_files): New variable.
14789 (ALL_HOST_OBJS): New variable.
14790 ($(ALL_HOST_OBJS)): New target.
14792 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14794 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14795 (remap_block): Call id->transform_lang_insert_block instead
14797 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14798 Set id.transform_lang_insert_block to NULL.
14799 (clone_body): Move to cp/optimize.c
14800 * tree-inline.h (struct copy_body_data): Change
14801 transform_lang_insert_block to function pointer.
14802 (copy_generic_body, copy_decl_no_change): Export.
14803 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14804 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14805 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14807 * c-tree.h (insert_block): Kill.
14808 * c-decl.c (insert_block): Kill.
14810 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14812 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14813 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14814 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14816 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14817 argument, call {push,pop}_function_context from here.
14818 * c-parser.c: Use c_{push,pop}_function_context.
14820 * function.c (push_function_context_to): Move meat ...
14821 (push_function_context): ... here. Simplify.
14822 * function.c (pop_function_context_from): Move meat ...
14823 (pop_function_context): ... here. Simplify.
14824 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14826 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14827 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14828 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14829 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14831 2008-04-03 Ben Elliston <bje@au.ibm.com>
14833 * expmed.c (extract_force_align_mem_bit_field): Remove.
14835 2008-04-03 Richard Guenther <rguenther@suse.de>
14837 PR middle-end/35800
14838 * expr.h (try_casesi): Adjust prototype.
14839 * expr.c (try_casesi): Take fallback label as extra parameter.
14840 Use that for gen_casesi if default_label is NULL.
14841 * stmt.c (expand_case): Pass fallback label to try_casesi,
14842 make sure to fill gaps with a fallback label if default_label
14845 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14848 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
14850 2008-04-03 Ben Elliston <bje@au.ibm.com>
14852 * expmed.c (extract_split_bit_field): Remove if (0) code.
14853 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
14854 (do_ds_constraint): Likewise.
14856 2008-04-02 Joseph Myers <joseph@codesourcery.com>
14858 * doc/cppopts.texi (-dU): Document.
14859 * c-common.h (flag_dump_macros): Update comment.
14860 * c-opts.c (handle_OPT_d): Handle -dU.
14861 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
14862 dump_queued_macros, cb_used_define, cb_used_undef): New.
14863 (init_pp_output): Handle -dU.
14864 (cb_line_change): Call dump_queued_macros.
14865 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
14867 2008-04-02 Anatoly Sokolov <aesok@post.ru>
14869 * config/avr/predicates.md (io_address_operand): New predicate.
14870 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
14871 * config/avr/avr.c (avr_io_address_p): Remove function.
14872 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
14873 'avr_io_address_p' function.
14874 (out_movhi_r_mr): (Ditto.).
14875 (out_movqi_mr_r): (Ditto.).
14876 (out_movhi_mr_r): (Ditto.).
14877 (avr_address_cost): (Ditto.).
14879 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
14881 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
14882 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
14883 in 32bit mode when XMM registers are available to avoid store
14885 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
14886 corresponding post-reload splitters.
14888 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14890 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
14891 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
14892 __builtin_ia32_roundss.
14893 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
14894 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
14895 __builtin_ia32_roundss.
14896 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
14897 IX86_BUILTIN_SHUFPD here.
14899 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14901 * config/i386/i386.md (plogic): New.
14902 (plogicprefix): Likewise.
14904 * config/i386/mmx.md (mmx_<code><mode>3): New.
14905 (mmx_and<mode>3): Removed.
14906 (mmx_ior<mode>3): Likewise.
14907 (mmx_xor<mode>3): Likewise.
14909 * config/i386/sse.md (<code><mode>3): New.
14910 (*<code><mode>3): Likewise.
14911 (*<code><mode>3): Likewise.
14912 (<code><mode>3): Likewise.
14913 (*sse_<code><mode>3): Likewise.
14914 (*sse2_<code><mode>3): Likewise.
14915 (<code>tf3): Likewise.
14916 (*<code>tf3): Likewise.
14917 (and<mode>3): Likewise.
14918 (*and<mode>3): Likewise.
14919 (ior<mode>3): Removed.
14920 (*ior<mode>3): Likewise.
14921 (xor<mode>3): Likewise.
14922 (*xor<mode>3): Likewise.
14923 (*and<mode>3): Likewise.
14924 (*ior<mode>3): Likewise.
14925 (*xor<mode>3): Likewise.
14926 (and<mode>3): Likewise.
14927 (*sse_and<mode>3): Likewise.
14928 (*sse2_and<mode>3): Likewise.
14929 (andtf3): Likewise.
14930 (*andtf3): Likewise.
14931 (ior<mode>3): Likewise.
14932 (*sse_ior<mode>3): Likewise.
14933 (*sse2_ior<mode>3): Likewise.
14934 (iortf3): Likewise.
14935 (*iortf3): Likewise.
14936 (xor<mode>3): Likewise.
14937 (*sse_xor<mode>3): Likewise.
14938 (*sse2_xor<mode>3): Likewise.
14939 (xortf3): Likewise.
14940 (*xortf3): Likewise.
14942 2008-04-02 Richard Guenther <rguenther@suse.de>
14944 PR tree-optimization/14495
14945 PR tree-optimization/34793
14946 * tree-vrp.c (struct switch_update): New structure.
14947 (to_remove_edges, to_update_switch_stmts): New VECs.
14948 (simplify_switch_using_ranges): New function. Remove not taken
14949 case labels and edges.
14950 (simplify_stmt_using_ranges): Call it.
14951 (identify_jump_threads): Mark edges we have queued for removal
14952 so we don't thread them.
14953 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
14955 * tree-cfg.c (group_case_labels): Deal with missing default label.
14956 (tree_verify_flow_info): Allow missing default label.
14957 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
14958 (emit_case_nodes): Likewise.
14959 (expand_case): Do not rely on the default label to be present.
14960 * expr.c (try_casesi): Deal with NULL default_label.
14961 (do_tablejump): Likewise.
14963 2008-04-02 Richard Guenther <rguenther@suse.de>
14965 PR tree-optimization/14495
14966 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
14967 SWITCH_EXPR here ...
14968 (vrp_visit_switch_stmt): ... but here (new function).
14969 (find_case_label_index): New helper function.
14970 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
14972 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14974 * fwprop.c: Fix ISO-C99ism.
14976 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14979 * Makefile.in (objdir): Set it here.
14980 * configure.ac: Not here. Find dynamic linker characteristics.
14981 * exec-tool.in: Use them.
14982 * aclocal.m4: Regenerate.
14983 * configure: Regenerate.
14985 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14987 * expr.c (expand_var): Delete it.
14988 * expr.h (expand_var): Delete prototype.
14989 * function.c (expand_function_start): Use expand_decl instead.
14990 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
14993 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
14995 PR rtl-optimization/35542
14996 * fwprop.c (forward_propagate_and_simplify): Replace
14997 loc_reg_mentioned_in_p with reg_mentioned_p.
14999 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15001 PR rtl-optimization/35281
15002 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15003 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15004 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15005 (varying_mem_p): Move above propagate_rtx.
15006 (all_uses_available_at): Do not check MEMs.
15008 2008-04-02 Rafael Espindola <espindola@google.com>
15010 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15011 (register_edge_assert_for_2): Split the cond argument.
15012 (register_edge_assert_for_1): Adjust for the change in
15013 register_edge_assert_for_2.
15014 (register_edge_assert_for): Split the cond argument.
15015 (find_switch_asserts): Adjust for the change in
15016 register_edge_assert_for.
15018 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15020 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15021 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15022 offsets for 64-bit mingw.
15023 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15024 abi for x86_64-pc-mingw.
15026 2008-04-02 Richard Guenther <rguenther@suse.de>
15028 * tree-vrp.c (extract_range_from_assert): Make sure to not
15029 produce range min/max with TREE_OVERFOW set.
15030 If merging a anti-range and a range keep the anti-range if
15031 the range covers all values of the type.
15032 (register_edge_assert_for_2): Only allow sign-changing
15033 conversions in detecting canonical range checks. Also
15034 register an assert for the unsigned name if useful.
15036 PR tree-optimization/35787
15037 * tree-vrp.c (vrp_val_max): New function.
15038 (vrp_val_min): Likewise.
15039 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15040 (vrp_val_is_min): Likewise.
15041 (supports_overflow_infinity): Use vrp_val_{min,max}.
15042 (negative_overflow_infinity): Likewise.
15043 (positive_overflow_infinity): Likewise.
15044 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15045 (is_positive_overflow_infinity): Likewise.
15046 (is_overflow_infinity): Likewise.
15047 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15048 vrp_val_is_{min,max}.
15049 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15050 to ranges if possible. Avoid empty ranges.
15052 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15054 PR middle-end/35705
15055 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15056 the expression is a function address.
15058 2008-04-01 George Helffrich <george@gcc.gnu.org>
15060 PR fortran/35154, fortran/23057
15061 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15062 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15063 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15064 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15066 (dbxout_syms): Check for COMMON-based symbol and wrap in
15067 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15068 in bracket for efficiency.
15070 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15071 using DW_TAG_common_block + member offset.
15072 (add_pubname_string): New function.
15073 (dw_expand_expr): New function to find block name and offset for
15075 (common_check): New function to check whether symbol in Fortran COMMON.
15076 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15078 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15081 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15083 2008-04-02 Ben Elliston <bje@au.ibm.com>
15085 * config/v850/v850.md (casesi): Remove if (0) code.
15086 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15087 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15089 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15091 * config/i386/i386.md (rex64suffix): New mode attribute.
15092 (floathi<mode>2): Disable expander for SSE math.
15093 (*floathi<mode>2_1): New insn insn_and_split pattern.
15094 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15095 corresponding post-reload splitters.
15096 (*floathi<mode>2_i387): New macroized insn pattern.
15097 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15098 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15099 insn_and_split pattern.
15100 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15101 New macroized instruction patterns and corresponding post-reload
15103 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15104 and corresponding post-reload splitters.
15105 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15106 New macroized instruction patterns.
15107 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15108 macroized instruction patterns and corresponding post-reload splitters.
15109 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15110 corresponding post-reload splitters.
15111 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15112 New macroized instruction patterns.
15113 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15114 corresponding post-reload splitters.
15115 (*floatsi<mode>2_i387): New macroized instruction patterns.
15117 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15119 * config/i386/i386.md (smaxmin): New.
15120 (umaxmin): Likewise.
15121 (maxminiprefix): Likewise.
15122 (maxminfprefix): Likewise.
15123 (<code><mode>3): Likewise.
15124 (smin<mode>3): Removed.
15125 (smax<mode>3): Likewise.
15127 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15128 (mmx_<code>v4hi3): Likewise.
15129 (mmx_<code>v8qi3): Likewise.
15130 (mmx_smaxv2sf3): Removed.
15131 (mmx_sminv2sf3): Likewise.
15132 (mmx_umaxv8qi3): Likewise.
15133 (mmx_smaxv4hi3): Likewise.
15134 (mmx_uminv8qi3): Likewise.
15135 (mmx_sminv4hi3): Likewise.
15137 * config/i386/sse.md (<addsub><mode>3): New.
15138 (*<addsub><mode>3): Likewise.
15139 (<sse>_vm<addsub><mode>3): Likewise.
15140 (<maxmin><mode>3): Likewise.
15141 (*<maxmin><mode>3_finite): Likewise.
15142 (*<maxmin><mode>3): Likewise.
15143 (<sse>_vm<maxmin><mode>3): Likewise.
15144 (sse3_h<addsub>v4sf3): Likewise.
15145 (sse3_h<addsub>v2df3): Likewise.
15146 (<maxmin>v16qi3): Likewise.
15147 (*<maxmin>v16qi3): Likewise.
15148 (<maxmin>v8hi3): Likewise.
15149 (*<maxmin>v8hi3): Likewise.
15150 (*sse4_1_<maxmin><mode>3): Likewise.
15151 (*sse4_1_<maxmin><mode>3): Likewise.
15152 (add<mode>3): Removed.
15153 (*add<mode>3): Likewise.
15154 (<sse>_vmadd<mode>3): Likewise.
15155 (sub<mode>3): Likewise.
15156 (*sub<mode>3): Likewise.
15157 (<sse>_vmsub<mode>3): Likewise.
15158 (smin<mode>3): Likewise.
15159 (*smin<mode>3_finite): Likewise.
15160 (*smin<mode>3): Likewise.
15161 (<sse>_vmsmin<mode>3): Likewise.
15162 (smax<mode>3): Likewise.
15163 (*smax<mode>3_finite): Likewise.
15164 (*smax<mode>3): Likewise.
15165 (<sse>_vmsmax<mode>3): Likewise.
15166 (sse3_haddv4sf3): Likewise.
15167 (sse3_haddv2df3): Likewise.
15168 (sse3_hsubv4sf3): Likewise.
15169 (sse3_hsubv2df3): Likewise.
15170 (umaxv16qi3): Likewise.
15171 (*umaxv16qi3): Likewise.
15172 (smaxv8hi3): Likewise.
15173 (*smaxv8hi3): Likewise.
15174 (*sse4_1_smax<mode>3): Likewise.
15175 (*sse4_1_umax<mode>3): Likewise.
15176 (uminv16qi3): Likewise.
15177 (*uminv16qi3): Likewise.
15178 (sminv8hi3): Likewise.
15179 (*sminv8hi3): Likewise.
15180 (*sse4_1_smin<mode>3): Likewise.
15181 (*sse4_1_umin<mode>3): Likewise.
15183 2008-04-01 Rafael Espindola <espindola@google.com>
15185 * tree-cfg.c (verify_expr): remove in_phi.
15186 (verify_stmt): Don't call walk_tree with verify_expr. Use
15187 is_gimple_min_invariant instead of is_gimple_val.
15189 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15191 * doc/include/gpl_v3.texi: Update for manpage generation.
15192 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15194 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15195 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15196 gpl_v3.texi instead of gpl.texi.
15199 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15202 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15204 2008-04-01 Rafael Espindola <espindola@google.com>
15206 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15207 (extract_code_and_val_from_cond): Use
15208 extract_code_and_val_from_cond_with_ops.
15210 2008-04-01 Jan Hubicka <jh@suse.cz>
15212 * function.c (free_after_compilation): Free epilogue_delay_list.
15213 (prepare_function_start): Assert that previous compilation was freed.
15215 2008-04-01 Jan Hubicka <jh@suse.cz>
15216 Jim Wilson <wilson@tuliptree.org>
15217 Andreas Tobler <andreast@gcc.gnu.org>
15219 PR middle-end/35781
15220 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15221 rtl.emit instead cfun->emit.
15222 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15223 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15225 2008-04-01 Ben Elliston <bje@au.ibm.com>
15227 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15229 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15231 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15233 (fprofile-use): Add var flag_profile_use
15234 * coverage.c (coverage_begin_output): Do not open a gcno file for
15235 output only if -ftest-coverage is set.
15236 Do not add getpwd() to gcda file path.
15237 (build_gcov_info): Check the new flag
15238 flag_profile_datafile_relative_path.
15239 (coverage_init): Use profile_data_prefix.
15240 Read profile counter only if flag_profile_use is set.
15241 * opts.c (common_handle_option): New option fprofile-use=,
15242 fprofile-dir=, fprofile-generate=.
15243 * toplev.c (profile_data_prefix): New variable definition.
15244 * toplev.h (profile_data_prefix): New declaration.
15245 * doc/invoke.tex (Option Summary, Optimization Options):
15248 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15250 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15251 use tmp consistently.
15254 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15255 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15256 UNSPEC_FR_RECIP_APPROX_RES.
15257 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15259 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15262 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15264 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15266 PR middle-end/30186
15267 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15268 element of the vector via a pointer.
15270 2008-03-31 Ian Lance Taylor <iant@google.com>
15272 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15274 2008-03-31 Jan Hubicka <jh@suse.cz>
15276 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15277 get_arg_pointer_save_area.
15278 * expr.c (init_expr): Just clear out rtl.expr.
15279 * function.c (free_after_compilation): Clear out whole RTL structure.
15280 (get_func_frame_size): Merge into ...
15281 (get_frame_size): ... this one.
15282 (assign_stack_local_1): Merge into ...
15283 (assign_stack_local): ... this one.
15284 (expand_function_end): Update call of get_arg_pointer_save_area.
15285 (get_art_pointer_save_area): Remove cfun argument.
15286 * function.h (emit_status): regno_pointer_align does not need length
15287 attribute. Move x_regno_reg_rtx to ...
15288 (regno_reg_rtx): ... new global array.
15289 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15290 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15291 apply_args_value, forced_labels, stack_pointer_delta):
15293 (struct varasm_status): Move here from varasm.c
15294 (struct rtl_data): New. Move here some fields from struct function.
15295 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15296 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15297 used_temp_slots avail_temp_slots, temp_slot_level,
15298 nonlocal_goto_handler_labels): Update accesstors.
15299 (rtl): New global variable.
15300 (struct function): Move some fileds to rtl_data.
15301 (get_arg_pointer_save_area): Update prototype.
15302 * emit-rtl.c (rtl): Declare.
15303 (regno_reg_rtx): Declare.
15304 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15306 (gen_reg_rtx): Update.
15307 (init_virtual_regs): Do not tate emit_status argument.
15308 (init_emit): Do not allocate emit.
15309 * varasm.c (varasm_statuc): Move to function.h.
15310 (n_deferred_constatns): Update accestor.
15311 (init_varasm_status): Do not allocate varasm_status.
15312 (force_const_mem, get_pool_size, output_constant_pool): Update.
15313 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15314 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15316 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15318 PR rtl-optimization/35729
15319 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15322 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15325 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15326 load/store if memory is unaligned.
15327 (*movti_rex64): Likewise.
15329 * config/i386/predicates.md (misaligned_operand): New.
15331 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15334 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15337 2008-03-31 Jan Beulich <jbeulich@novell.com>
15339 * config/ia64/constraints.md: Add 'j' constraint.
15340 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15341 (movdi_internal): Likewise.
15343 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15346 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15348 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15352 proper error message for the third argument on blendpd and
15355 * config/i386/sse.md (blendbits): New.
15356 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15358 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15360 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15362 2008-03-30 Richard Guenther <rguenther@suse.de>
15364 PR middle-end/31023
15365 * fold-const.c (fold_sign_changed_comparison): Do leave
15366 conversions to base-types alone.
15368 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15370 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15371 the link register if one altivec register is be saved.
15373 2008-03-30 Ben Elliston <bje@au.ibm.com>
15375 * final.c (final_scan_insn): Remove if (0) code.
15377 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15379 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15381 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15383 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15384 of V4SFmode to ix86_binary_operator_ok.
15386 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15388 * config/i386/i386.c (override_options): Initialize
15389 ix86_veclib_handler to ix86_veclibabi_svml when
15390 -mveclibabi=svml is used.
15391 (ix86_veclibabi_svml): New function for SVML ABI style
15392 vectorization support.
15393 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15395 2008-03-28 Rafael Espindola <espindola@google.com>
15397 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15398 (tree_binary_nonnegative_warnv_p): Make it public.
15399 (tree_single_nonnegative_warnv_p): Make it public.
15400 (tree_invalid_nonnegative_warnv_p): Make it public.
15401 (tree_unary_nonzero_warnv_p): Make it public.
15402 (tree_binary_nonzero_warnv_p): Make it public
15403 (tree_single_nonzero_warnv_p): Make it public.
15404 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15405 (extract_range_from_binary_expr): Split the expr argument.
15406 (extract_range_from_unary_expr): Split the expr argument.
15407 (extract_range_from_comparison): Split the expr argument.
15408 (extract_range_from_expr): Use the new aux functions.
15409 (vrp_evaluate_conditional_warnv): Use
15410 vrp_evaluate_conditional_warnv_with_ops.
15411 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15412 (tree_binary_nonzero_warnv_p): Declare.
15413 (tree_single_nonzero_warnv_p): Declare.
15414 (tree_expr_nonzero_warnv_p): Declare.
15415 (tree_unary_nonnegative_warnv_p): Declare.
15416 (tree_binary_nonnegative_warnv_p): Declare.
15417 (tree_single_nonnegative_warnv_p): Declare.
15418 (tree_invalid_nonnegative_warnv_p): Declare.
15420 2008-03-28 Richard Guenther <rguenther@suse.de>
15422 PR tree-optimization/30317
15423 PR tree-optimization/30911
15424 PR tree-optimization/34793
15425 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15426 (struct assert_locus_d): New member EXPR.
15427 (register_new_assert_for): Add EXPR parameter to support
15428 ASSERT_EXPR <name, expr OP limit>.
15429 (register_edge_assert_for_1): Adjust callers.
15430 (find_assert_locations): Likewise.
15431 (process_assert_insertions_for): Build condition from expression.
15432 (extract_range_from_assert): Handle ASSERT_EXPRs
15433 of the form ASSERT_EXPR <name, expr OP limit>.
15434 (register_edge_assert_for_2): New helper registering
15435 asserts for comparisons. Recognize range tests of the form
15436 (unsigned)i - CST1 OP CST2.
15437 (register_edge_assert_for_1): Use it.
15438 (register_edge_assert_for): Likewise.
15439 (needs_overflow_infinity): Integer sub-types
15440 do not need overflow infinities.
15441 (vrp_val_is_max): The extreme values of integer sub-types
15442 are those of the base type.
15443 (vrp_val_is_min): Likewise.
15444 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15447 2008-03-28 Nick Clifton <nickc@redhat.com>
15450 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15451 Return GENERAL_REGS for stack adjustment reloads.
15453 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15456 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15457 const_vector when all the vectors are constant.
15459 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15461 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15463 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15464 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15466 (s<code>_sf): Use new scc_sf attribute for opcode names.
15468 2008-03-27 Tom Tromey <tromey@redhat.com>
15470 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15471 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15472 config/spu/t-spu-elf, config/i386/t-interix,
15473 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15474 config/i386/x-darwin, config/i386/x-mingw32,
15475 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15476 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15477 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15478 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15479 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15480 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15481 config/score/t-score-elf, config/arm/t-strongarm-pe,
15482 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15483 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15484 Revert automatic dependency patch.
15486 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15489 * config/i386/i386.c (ix86_function_arg_boundary): Align
15490 decimal floating point to its natural boundary.
15492 2008-03-27 Richard Guenther <rguenther@suse.de>
15494 PR middle-end/35716
15495 * fold-const.c (fold_comparison): Restrict distinct decl
15496 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15497 solely rely on operand_equal_p.
15499 2008-03-27 Richard Guenther <rguenther@suse.de>
15502 * c-common.c (handle_weak_attribute): Reject combination of
15505 2008-03-27 Richard Guenther <rguenther@suse.de>
15507 PR tree-optimization/32810
15508 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15509 conversions from DECL_INITIAL.
15510 (fold_const_aggregate_ref): Likewise from constructor elements.
15512 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15514 * tree-affine.h (aff_combination_expand): Declare.
15515 (get_inner_reference_aff): Likewise.
15516 * tree-affine.c (aff_combination_expand): Split out from
15517 tree_to_aff_combination_expand.
15518 (get_inner_reference_aff): New function.
15519 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15520 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15521 (struct lim_aux_data): sm_done field removed.
15522 (mem_ref_loc_p, mem_ref_locs_p): New types.
15523 (struct mem_ref): Added id, stored, accesses_in_loop,
15524 indep_loop, dep_loop, indep_ref, dep_ref fields.
15525 Removed is_stored, locs and next fields.
15526 (memory_accesses): New variable.
15527 (movement_possibility): Do not allow moving statements
15528 that store to memory.
15529 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15531 (determine_max_movement): For statements with memory references,
15532 find the outermost loop in that the reference is independent.
15533 (move_computations_stmt): Mark the virtual operands for renaming.
15534 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15535 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15536 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15537 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15538 create_vop_ref_mapping, analyze_memory_references,
15539 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15540 get_all_locs_in_loop, ref_always_accessed_p,
15541 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15542 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15543 store_motion_loop, store_motion): New functions.
15544 (struct vop_to_refs_elt): New type.
15545 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15546 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15547 (schedule_sm): Replaced by...
15548 (execute_sm): ... this.
15549 (determine_lsm_ref, hoist_memory_references,
15550 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15551 find_more_ref_vops, free_mem_ref, free_mem_refs,
15552 determine_lsm_loop, determine_lsm): Removed.
15553 (tree_ssa_lim_finalize): Free data structures used by store motion.
15554 (tree_ssa_lim): Call analyze_memory_references. Use
15555 store_motion instead of determine_lsm.
15557 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15559 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15560 rename tmake_file to m68hc11/t-m68hc11.
15561 (mcore): Set inhibit_libc to true.
15562 * config.host (alpha*-dec-*vms*): Set extra_programs.
15563 (interix3*): Don't use host_xmake_file.
15564 * configure.ac: Let config.gcc override inhibit_libc.
15565 * configure: Regenerate.
15567 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15568 * config/t-openbsd-thread: Remove commented out lines.
15570 * config/x-interix: Remove.
15572 * config/m68hc11/t-m68hc11-gas: Rename to...
15573 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15575 * config/mcore/t-mcore: Remove T_CFLAGS.
15576 * config/mcore/t-mcore-pe: Likewise.
15578 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15580 * configure.ac: Replace custom __GNU_SOURCE test with
15581 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15582 * aclocal.m4: Regenerate.
15583 * configure: Regenerate.
15584 * config.in: Regenerate.
15586 2008-03-27 Richard Guenther <rguenther@suse.de>
15588 * fold-const.c (target.h): Include.
15589 (fold_comparison): Fold comparison of addresses of decls
15590 that bind locally or of constants. Consolidate address folding code.
15591 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15592 results from fold_binary_to_constant.
15593 (compare_values_warnv): Likewise.
15595 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15597 PR middle-end/35429
15598 * fold-const.c (fold_truthop): Check for integeral types when folding
15599 a == 0 && b == 0 and a != 0 || b != 0 .
15601 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15603 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15605 2008-03-26 Andreas Schwab <schwab@suse.de>
15607 * doc/invoke.texi: Fix use of @item vs. @itemx.
15609 2008-03-26 Tom Tromey <tromey@redhat.com>
15611 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15612 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15613 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15614 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15615 build/genconstants.o, build/genemit.o, build/genextract.o,
15616 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15617 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15620 2008-03-26 Richard Guenther <rguenther@suse.de>
15623 2008-03-26 Richard Guenther <rguenther@suse.de>
15625 * fold-const.c (target.h): Include.
15626 (fold_comparison): Fold comparison of addresses of two decls
15627 that bind locally. Consolidate address folding code.
15629 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15631 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15632 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15633 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15634 dconstsqrt2, dconstthird, dconste and/or dconst10.
15635 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15636 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15637 dconstsqrt2, dconste): Delete.
15638 (init_emit_once): Likewise. Simplify initializing dconstm1.
15640 * real.c (get_real_const): New.
15641 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15642 dconstsqrt2, dconste): Delete.
15643 (real_value_const, get_real_const): New.
15645 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15647 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15649 * config/i386/i386.c (ix86_function_arg_boundary): Check
15650 BIGGEST_ALIGNMENT instead of 128.
15651 (setup_incoming_varargs_64): Likewise.
15653 2008-03-26 Tom Tromey <tromey@redhat.com>
15655 * Makefile.in (DEPFILES): Add missing '/'.
15657 2008-03-26 Richard Guenther <rguenther@suse.de>
15659 * fold-const.c (target.h): Include.
15660 (fold_comparison): Fold comparison of addresses of two decls
15661 that bind locally. Consolidate address folding code.
15663 2008-03-26 Nick Clifton <nickc@redhat.com>
15666 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15667 not allow INT+INT as a legitimate addressing mode.
15669 2008-03-26 Richard Guenther <rguenther@suse.de>
15671 * tree-flow.h (widen_bitfield): Remove declaration.
15672 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15673 (widen_bitfield): Remove function.
15674 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15677 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15680 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15683 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15685 PR rtl-optimization/35232
15686 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15687 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15688 reg_reloaded_call_part_clobbered here.
15689 (reload_regs_reach_end_p): New function.
15690 (reload_reg_rtx_for_input): New variable.
15691 (reload_reg_rtx_for_output): Likewise.
15692 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15693 when reassigning a pseudo register. Load reloadreg from
15694 reload_reg_rtx_for_input, moving the mode and register
15696 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15697 instead of the original when deciding whether an input reload
15698 would be a no-op or whether an output reload can be deleted.
15699 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15700 when setting up new_spill_reg_store. Load it from
15701 reload_reg_rtx_for_output, moving the mode and register
15703 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15704 instead of the original when deciding whether an output reload
15705 would be a no-op. Do the same when modifying insn notes.
15706 Use rtx_equal_p instead of == to compare the registers.
15707 (inherit_piecemeal_p): Take a mode and two register numbers
15709 (emit_reload_insns): Clear new_spill_reg_store for every hard
15710 register in the reload register. Remove spill registers
15711 from reg_reloaded_valid before considering whether to record
15712 inheritance information for them. Use reload_reg_rtx_for_output
15713 instead of reg_rtx when recording output reloads. Use
15714 reload_reg_rtx_for_input instead of reg_rtx when recording
15715 input reloads. Set or clear reg_reloaded_call_part_clobbered
15716 at the same time as setting reg_reloaded_valid.
15717 (delete_output_reload): Add a new_reload_reg parameter and use it
15718 instead of rld[j].reg_rtx.
15719 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15722 2008-03-25 Tom Tromey <tromey@redhat.com>
15724 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15725 (build/genattr.o): Likewise.
15726 (build/genattrtab.o): Likewise.
15727 (build/gencodes.o): Likewise.
15728 (build/genconfig.o): Likewise.
15729 (build/genconstants.o): Likewise.
15730 (build/genemit.o): Likewise.
15731 (build/genextract.o): Likewise.
15732 (build/genflags.o): Likewise.
15734 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15736 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15737 instead of size_int for integer types.
15738 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15739 to match type of MINUS_EXPR.
15741 2008-03-25 Tom Tromey <tromey@redhat.com>
15743 * configure: Rebuilt.
15744 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15747 2008-03-25 Tom Tromey <tromey@redhat.com>
15749 * config/x-solaris (host-solaris.o): Update.
15750 * config/x-linux (host-linux.o): Update.
15751 * config/x-hpux (host-hpux.o): Update.
15752 * config/x-darwin (host-darwin.o): Update.
15753 * config/v850/t-v850e (v850-c.o): Update.
15754 * config/v850/t-v850 (v850-c.o): Update.
15755 * config/t-vxworks (vxworks.o): Update.
15756 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15757 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15758 * config/spu/t-spu-elf (spu-c.o): Update.
15760 * config/sh/t-symbian (sh-c.o): Update.
15761 (symbian.o): Update.
15762 * config/sh/t-sh (sh-c.o): Update.
15763 * config/score/t-score-elf (score7.o, score3.o): Update.
15764 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15765 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15766 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15767 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15768 (rs6000.o): Remove.
15769 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15770 * config/m32c/t-m32c (m32c-pragma.o): Update.
15771 * config/ia64/t-ia64 (ia64-c.o): Update.
15772 * config/i386/x-mingw32 (host-mingw32.o): Update.
15773 * config/i386/x-i386 (driver-i386.o): Update.
15774 * config/i386/x-darwin (host-i386-darwin.o): Update.
15775 * config/i386/x-cygwin (host-cygwin.o): Update.
15776 * config/i386/t-nwld (nwld.o): Update.
15777 * config/i386/t-netware (netware.o): Update.
15778 * config/i386/t-interix (winnt.o): Update.
15779 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15780 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15781 msformat-c.o): Update.
15782 * config/bfin/t-bfin-linux (generated_files): Add
15783 linux-sysroot-suffix.h.
15784 * config/arm/t-wince-pe (pe.o): Update.
15785 * config/arm/t-strongarm-pe (pe.o): Update.
15786 * config/arm/t-pe (pe.o): Update.
15787 * config/arm/t-arm (arm-c.o): Update.
15788 * doc/install.texi (Prerequisites): Require make 3.80.
15789 * Makefile.in: Remove .o targets.
15790 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15791 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15792 (simple_generated_h, simple_generated_c): Move earlier.
15793 (generated_files): New variable.
15794 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15795 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15796 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15797 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15798 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15799 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15800 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15801 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15802 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15803 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15804 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15805 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15807 (COMPILE.base, COMPILE): New variables.
15808 (%.o): New pattern rule.
15809 (ALL_HOST_OBJS): New variable.
15810 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15811 (dummy-checksum.o, cc1-checksum.o): Remove.
15812 (DRIVER_SHLIB): New variable.
15813 (DRIVER_DEFINES): Use it.
15814 (gencondmd.c): Move out of build/.
15815 (s-conditions): Update.
15816 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15817 (ALL_BUILD_OBJS): Likewise.
15818 (build/%.o): Use BUILDCOMPILE.
15819 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15820 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15821 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15822 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15823 build/genconfig.o, build/genconstants.o, build/genemit.o,
15824 build/genextract.o, build/genflags.o, build/genmddeps.o,
15825 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15826 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15827 build/gen-protos.o, build/scan.o, build/fix-header.o,
15828 build/scan-decls.o): Simplify.
15829 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15830 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15831 prefix.o, toplev.o): Reduce to variable setting.
15832 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15833 ($(out_object_file), gcc-options.o): New targets.
15834 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15835 * configure: Rebuilt.
15836 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
15837 * doc/sourcebuild.texi (Front End Directory): Document new variable.
15839 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
15841 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
15842 complain when we hit an error, return ERROR_MARK_NODE.
15844 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15846 * config/sh/constraints.md (Pso, Psz): New constraints.
15847 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
15848 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
15850 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15852 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
15853 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
15855 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15857 * config/sh/sh.md (prefetch): Add condition for SH2A target.
15858 (prefetch_sh2a): New.
15860 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15861 Naveen.H.S <naveen.hs@kpitcummins.com>
15863 * config/sh/constraints.md (I28): New constraint.
15864 * config/sh/sh.c (broken_move): Add support for movi20s.
15865 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
15867 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
15868 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15869 Naveen.H.S <naveen.hs@kpitcummins.com>
15871 * config/sh/sh.c (SH_ATTRIBUTES): Define.
15872 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15873 (print_operand): Handle resbank in %@ operand code.
15874 (sh_encode_section_info): New.
15875 (push_regs): Add conditions for resbank.
15876 (sh_expand_epilogue): Likewise.
15877 (sh_insert_attributes): Likewise.
15878 (sh_attribute_table): Likewise.
15879 (sh_handle_resbank_handler_attribute): New.
15880 (sh2a_handle_function_vector_handler_attribute): New.
15881 (sh2a_is_function_vector_call): New.
15882 (sh2a_get_function_vector_number): New.
15883 (sh2a_function_vector_p): New.
15884 (sh_cfun_resbank_handler_p): New.
15885 * config/sh/sh.md (calli): Emit jsr/n if possible.
15886 (calli_tbr_rel): New.
15887 (calli_pcrel): Emit jsr/n if possible.
15888 (return_i): Emit rts/n if possible.
15889 (call_valuei_tbr_rel): New.
15890 (call_valuei_pcrel): Add condition for SH2A target.
15891 (call_value): Likewise.
15892 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
15893 (sh2a_get_function_vector_number): Likewise.
15894 (sh2a_is_function_vector_call): Likewise.
15895 * doc/extend.texi: Document TBR relative addressing of SH2A.
15896 (resbank): Add description for SH2A.
15898 2008-03-24 Richard Guenther <rguenther@suse.de>
15901 * gimplify.c (gimplify_modify_expr): For frontend type-correct
15902 pointer assignments change conversions according to middle-end rules.
15903 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
15904 * configure.ac: Include type checking in yes.
15905 * configure: Regenerate.
15907 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15909 * diagnostic.c (diagnostic_count_diagnostic): Delete.
15910 (diagnostic_report_diagnostic): Update. Handle ICEs here.
15912 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
15914 * gthr-vxworks.h (UNUSED): Define.
15916 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
15918 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
15920 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
15922 * doc/extend.texi (Function Attributes): Add missing comma in the
15923 example of the "alloc_size" attribute.
15925 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
15928 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15930 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15933 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
15936 * stor-layout.c (update_alignment_for_field): Set minimum alignment
15937 of the underlying type of a MS bitfield layout to the natural
15938 alignment of the type.
15940 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
15942 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
15943 to their natural alignment to avoid store forwarding stalls.
15945 2008-03-22 Richard Guenther <rguenther@suse.de>
15947 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
15948 For PHI nodes verify the address is invariant.
15949 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
15950 (get_symbol_constant_value): Use is_gimple_min_invariant.
15951 (maybe_fold_stmt_indirect): Likewise.
15953 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
15955 PR rtl-optimization/33927
15956 * Makefile.in (dse.o): Depend on $(TM_P_H).
15957 * expr.h (extract_low_bits): Declare.
15958 * expmed.c (extract_low_bits): New function.
15959 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
15960 * dse.c: Include tm_p.h.
15961 (find_shift_sequence): Remove the read_reg argument and return the
15962 read value. Emit the instructions instead of returning them.
15963 Iterate on new_mode rather than calculating it each time.
15964 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
15965 source to NEW_MODE and extract_low_bits to convert the shifted
15966 value to READ_MODE.
15967 (replace_read): Allow the load and store to have different mode
15968 classes. Use extract_low_bits when SHIFT == 0. Create the shift
15969 or extraction instructions before trying the replacement. Update
15970 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
15972 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
15974 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
15975 to their natural alignment to avoid store forwarding stalls.
15977 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15980 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
15981 encouraging but not allowing gprs for input;
15982 change the input constraint to !f#r.
15983 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
15985 change the output constraint to !f#r.
15987 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
15990 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
15991 corresponding post-reload splitters.
15992 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
15993 when x87 FP math is selected.
15994 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
15995 New function prototype.
15996 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
15997 unreachable function to ease macroization of insn patterns.
15999 2008-03-21 Martin Jambor <mjambor@suse.cz>
16001 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16002 reference dumps if ddr is NULL or dependence is unknown.
16004 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16006 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16007 unsigned extension into account.
16008 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16009 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16010 Do computations on a scratch register.
16012 2008-03-21 Richard Guenther <rguenther@suse.de>
16014 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16015 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16016 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16017 * tree-ssa-dom.c (record_equality): Likewise.
16018 * tree-inline.c (copy_body_r): Likewise.
16019 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16022 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16024 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16025 as 'delete_unused' argument.
16027 2008-03-20 Richard Guenther <rguenther@suse.de>
16029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16030 special casing of constant qualifiers.
16031 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16032 care about them in general.
16033 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16034 regardless of their type.
16035 (fold_stmt_r): Forcefully fold *& if we end up with that.
16037 2008-03-20 Paul Brook <paul@codesourcery.com>
16039 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16040 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16042 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16044 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16045 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16047 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16049 * common.opt (Wmudflap): New option.
16050 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16051 (mx_register_decls): Likewise.
16052 (mudflap_finish_file): Likewise.
16053 * doc/invoke.texi: Document -Wno-mudflap.
16055 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16057 * c-format.c (replace_format_name_to_system_name): New.
16058 (cmp_attribs): New.
16059 (convert_format_name_to_system_name): New.
16060 (decode_format_attr): Add use of convert_format_name_to_system_name.
16061 (format_types_orig): Add gnu_ prefix to names.
16062 (check_format_info_main): Special treating of \0 escaped names for
16063 supporting multi-character format specifiers as I32, I64.
16064 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16065 (gnu_target_overrides_format_attributes): New.
16066 * c-format.h: Add structure target_ovr_attr to hold
16067 system specific formatter names.
16068 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16069 msformat-c.o file to c_target_objs and cxx_target_objs.
16070 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16071 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16072 (TARGET_N_FORMAT_TYPES): New.
16073 * config/i386/msformat-c.c: New.
16074 * config/i386/t-cygming: Add build rule for msformat-c.o.
16075 * doc/extend.texi: Add new format names gnu_* and ms_* and
16077 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16079 2008-03-20 Ira Rosen <irar@il.ibm.com>
16081 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16082 optimizations turned on under -O3.
16083 (ftree-vectorize): Add that the flag is turned on with -O3.
16085 2008-03-20 Ben Elliston <bje@au.ibm.com>
16087 * regmove.c (try_auto_increment): Fix spelling error in comment.
16088 * final.c (final_scan_insn): Likewise.
16090 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16093 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16094 allocator preferences for "y" and "r" class registers.
16095 ("*mov<mode>_internal"): Ditto.
16096 ("*movv2sf_internal_rex64"): Ditto.
16097 ("*movv2sf_internal"): Ditto.
16099 2008-03-19 Michael Matz <matz@suse.de>
16101 PR middle-end/35616
16102 * calls.c (expand_call): Check overlap of arguments with call
16103 address for sibcalls.
16105 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16108 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16109 of the underlying type of a MS bitfield layout to the natural
16110 alignment of the type.
16112 2008-03-19 Jan Hubicka <jh@suse.cz>
16115 * toplev.c (decode_d_option): Handle all CPP flags.
16116 * tree-vrp.c: Update tree_pass descriptors.
16117 * regrename.c: Update tree_pass descriptors.
16118 * fwprop.c: Update tree_pass descriptors.
16119 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16120 * tree-into-ssa.c: Update tree_pass descriptors.
16121 * tree-dump.c: Update tree_pass descriptors.
16122 * tree-complex.c: Update tree_pass descriptors.
16123 * tree-dump.h: Update tree_pass descriptors.
16124 * see.c: Update tree_pass descriptors.
16125 * cgraphbuild.c: Update tree_pass descriptors.
16126 * tracer.c: Update tree_pass descriptors.
16127 * tree-loop-distribution.c: Update tree_pass descriptors.
16128 * cgraph.c: Update tree_pass descriptors.
16129 * postreload-gcse.c: Update tree_pass descriptors.
16130 * postreload.c: Update tree_pass descriptors.
16131 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16132 * tree-tailcall.c: Update tree_pass descriptors.
16133 * tree-pass.h (tree_opt_pass): Rename to ...
16134 (opt_pass) ... this one; add "type" field and remove letter field.
16135 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16136 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16137 all_lowering_passes): Update declaration.
16138 * ipa-cp.c: Update tree_pass descriptors.
16139 * final.c: Update tree_pass descriptors.
16140 * omp-low.c: Update tree_pass descriptors.
16141 * tree-ssa-dse.c: Update tree_pass descriptors.
16142 * ipa-reference.c: Update tree_pass descriptors.
16143 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16144 * auto-inc-dec.c: Update tree_pass descriptors.
16145 * reorg.c: Update tree_pass descriptors.
16146 * cgraphunit.c: Update tree_pass descriptors.
16147 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16148 * tree-ssa-ccp.c: Update tree_pass descriptors.
16149 * df-core.c: Update tree_pass descriptors.
16150 * mode-switching.c: Update tree_pass descriptors.
16151 * tree-nomudflap.c: Update tree_pass descriptors.
16152 * modulo-sched.c: Update tree_pass descriptors.
16153 * ipa-pure-const.c: Update tree_pass descriptors.
16154 * cse.c: Update tree_pass descriptors.
16155 * web.c: Update tree_pass descriptors.
16156 * tree-stdarg.c: Update tree_pass descriptors.
16157 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16158 * tree-ssa-dom.c: Update tree_pass descriptors.
16159 * tree-nrv.c: Update tree_pass descriptors.
16160 * tree-ssa-alias.c: Update tree_pass descriptors.
16161 * loop-init.c: Update tree_pass descriptors.
16162 * gimple-low.c: Update tree_pass descriptors.
16163 * ipa-inline.c: Update tree_pass descriptors.
16164 * tree-ssa-sink.c: Update tree_pass descriptors.
16165 * global.c: Update tree_pass descriptors.
16166 * ifcvt.c: Update tree_pass descriptors.
16167 * jump.c: Update tree_pass descriptors.
16168 * predict.c: Update tree_pass descriptors.
16169 * tree-ssa-loop.c: Update tree_pass descriptors.
16170 * recog.c: Update tree_pass descriptors.
16171 * dse.c: Update tree_pass descriptors.
16172 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16173 * tree-eh.c: Update tree_pass descriptors.
16174 * regmove.c: Update tree_pass descriptors.
16176 * function.c: Update tree_pass descriptors.
16177 * tree-vectorizer.c: Update tree_pass descriptors.
16178 * gcse.c: Update tree_pass descriptors.
16179 * ipa-type-escape.c: Update tree_pass descriptors.
16180 * tree-if-conv.c: Update tree_pass descriptors.
16181 * init-regs.c: Update tree_pass descriptors.
16182 * ipa.c: Update tree_pass descriptors.
16183 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16184 * rtl-factoring.c: Update tree_pass descriptors.
16185 * lower-subreg.c: Update tree_pass descriptors.
16186 * bt-load.c: Update tree_pass descriptors.
16187 * tree-dfa.c: Update tree_pass descriptors.
16188 * except.c: Update tree_pass descriptors.
16189 * emit-rtl.c: Update tree_pass descriptors.
16190 * cfgexpand.c: Update tree_pass descriptors.
16191 * tree-cfgcleanup.c: Update tree_pass descriptors.
16192 * cfgcleanup.c: Update tree_pass descriptors.
16193 * tree-ssa-pre.c: Update tree_pass descriptors.
16194 * tree-sra.c: Update tree_pass descriptors.
16195 * tree-mudflap.c: Update tree_pass descriptors.
16196 * tree-ssa-copy.c: Update tree_pass descriptors.
16197 * cfglayout.c: Update tree_pass descriptors.
16198 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16199 * tree-ssa-dce.c: Update tree_pass descriptors.
16200 * tree-ssa.c: Update tree_pass descriptors.
16201 * regclass.c: Update tree_pass descriptors.
16202 * integrate.c: Update tree_pass descriptors.
16203 * tree-optimize.c: Update tree_pass descriptors.
16204 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16205 * tree-object-size.c: Update tree_pass descriptors.
16206 * combine.c: Update tree_pass descriptors.
16207 * tree-outof-ssa.c: Update tree_pass descriptors.
16208 * bb-reorder.c: Update tree_pass descriptors.
16209 * stack-ptr-mod.c: Update tree_pass descriptors.
16210 * var-tracking.c: Update tree_pass descriptors.
16211 * tree-profile.c: Update tree_pass descriptors.
16212 * tree-vect-generic.c: Update tree_pass descriptors.
16213 * reg-stack.c: Update tree_pass descriptors.
16214 * sched-rgn.c: Update tree_pass descriptors.
16215 * tree-ssa-structalias.c: Update tree_pass descriptors.
16216 * tree-cfg.c: Update tree_pass descriptors.
16217 * passes.c (current_pass): Update declaration.
16218 (finish_optimization_passes): Update.
16219 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16220 (register_one_dump_file, register_dump_files_1, next_pass_1):
16222 (init_optimization_passes): Update handling of new types.
16223 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16224 * ipa-struct-reorg.c: Update tree_pass descriptors.
16225 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16226 * combine-stack-adj.c: Update tree_pass descriptors.
16227 * cfgrtl.c: Update tree_pass descriptors.
16228 * dce.c: Update tree_pass descriptors.
16229 * tree-ssanames.c: Update tree_pass descriptors.
16231 2008-03-19 Richard Guenther <rguenther@suse.de>
16233 PR middle-end/35609
16234 * tree-ssa.c (walk_data): New structure.
16235 (warn_uninitialized_var): If not always_executed warn with "maybe"
16237 (execute_early_warn_uninitialized): Compute post-dominators.
16238 Initialize always_executed before processing each basic block.
16240 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16243 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16244 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16246 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16248 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16250 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16252 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16254 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16255 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16256 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16257 target after ignore has been set, and move there also the commputation
16258 of subtarget and original_target.
16259 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16260 (LANG_HOOKS_INITIALIZER): Remove it.
16261 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16263 2008-03-18 Richard Guenther <rguenther@suse.de>
16265 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16266 found an expression with constants, note that in the VN for the lhs.
16267 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16268 fold them to constants if possible. Run cleanup_cfg if done so.
16269 (execute_pre): Return todo.
16270 (do_pre): Likewise.
16271 (execute_fre): Likewise.
16272 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16274 (get_prop_source_stmt): Look through pointer conversions.
16276 2008-03-18 Jan Hubicka <jh@suse.cz>
16278 * tree-pretty-print.c: Include predict.h.
16279 (dump_generic_node): Dump predictor.
16280 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16281 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16282 * gimple-low.c (lower_stmt): Likewise.
16283 * expr.c (expand_expr_real): Likewise.
16284 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16286 (build_predict_expr, build_predict_expr): New.
16287 * predict.h (predictor_name, build_predict_expr): Update.
16288 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16289 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16290 * predict.def (PRED_CONTINUE): Update hitrate.
16291 * tree.def (PREDICT_EXPR): Define.
16292 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16293 do not handle BIND_EXPR.
16294 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16295 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16296 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16299 2008-03-18 Michael Matz <matz@suse.de>
16301 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16303 2008-03-18 Richard Guenther <rguenther@suse.de>
16305 * tree-gimple.h (is_gimple_invariant_address): Declare.
16306 (is_gimple_constant): Likewise.
16307 * tree-gimple.c (is_gimple_constant): New function.
16308 (is_gimple_invariant_address): Likewise.
16309 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16310 and is_gimple_invariant_address.
16311 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16313 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16314 an addressable base.
16316 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16318 PR middle-end/35611
16319 * gimplify.c (gimplify_expr): Gimplify second operand of
16322 2008-03-17 Richard Guenther <rguenther@suse.de>
16324 PR tree-optimization/19637
16325 * fold-const.c (fold_unary): Remove restrictions of removing
16326 intermediate pointer-conversions (P2)(P1)P0.
16327 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16328 conversion to void pointer.
16329 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16331 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16334 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16335 emulated thread local variables.
16337 2008-03-16 Richard Guenther <rguenther@suse.de>
16339 PR middle-end/35607
16340 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16341 expand TREE_INVARIANT operations that are not gimple invariant.
16343 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16345 * doc/extend.texi (Alignment): Say that the ABI controls
16346 the __alignof__ for non-strict-alignment targets rather
16347 than being a recommendation.
16349 2008-03-15 Paul Brook <paul@codesourcery.com>
16351 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16353 (arm_output_fn_unwind): Mark functions that can not be unwound.
16355 2008-03-15 Paul Brook <paul@codesourcery.com>
16357 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16358 extension instructions.
16360 2008-03-15 Richard Guenther <rguenther@suse.de>
16362 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16363 and fold constant aggregate refs.
16364 (fold_const_aggregate_ref): Handle string constants
16365 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16366 (evaluate_stmt): Simplify now that ccp_fold folds constant
16369 2008-03-15 Paul Brook <paul@codesourcery.com>
16371 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16372 (extzv): Use gen_extzv_t2.
16373 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16375 2008-03-15 Richard Guenther <rguenther@suse.de>
16377 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16378 (fold_const_aggregate_ref): Likewise.
16379 (get_value): Return NULL if we don't have any values.
16380 (ccp_finalize): Set const_val to NULL after freeing it.
16381 * tree-flow.h (get_symbol_constant_value): Declare.
16382 (fold_const_aggregate_ref): Likewise.
16383 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16385 2008-03-15 Richard Guenther <rguenther@suse.de>
16387 PR middle-end/35593
16388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16389 to not produce negative array indices if not allowed. Add
16390 parameter to indicate that.
16391 (maybe_fold_offset_to_component_ref): Allow negative array
16392 indices only for the first member of a structure.
16393 (maybe_fold_offset_to_reference): Allow negative array indices.
16394 (maybe_fold_stmt_addition): Likewise.
16396 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16397 Anatoly Sokolov <aesok@post.ru>
16399 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16400 (avr_arch): Add ARCH_AVR6.
16401 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16402 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16403 instead of fixed value 2.
16404 (print_operand_address): Use gs() asm specifier instead of pm().
16405 (avr_assemble_integer): (Ditto.).
16406 (avr_output_addr_vec_elt): (Ditto.).
16407 (print_operand): Handle "!" code.
16408 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16409 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16410 (AVR_HAVE_EIJMP_EICALL): Define.
16411 (AVR_3_BYTE_PC): Redefine.
16412 (AVR_2_BYTE_PC): (Ditto.).
16413 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16414 (LINK_SPEC): Add atmega2560 and atmega2561.
16415 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16417 * config/avr/avr.md (call_insn): Use eicall instead of icall
16418 for 3 byte PC devices.
16419 (call_value_insn): (Ditto.).
16420 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16421 (indirect_jump): Use only for for 2 byte PC devices.
16422 (*tablejump): (Ditto.).
16423 (*indirect_jump_avr6): Add insn.
16424 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16425 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16426 instead of ijmp for 3 byte PC devices.
16427 (__tablejump2__): (Ditto.).
16428 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16429 (MULITLIB_DIRNAMES): (Ditto.).
16430 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16432 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16435 "sse2_umulsidi3". Use V1DI mode for operand 0.
16436 ("mmx_psadbw"): Use V1DI mode for operand 0.
16437 * config/i386/i386-modes.def (V1SI): New vector mode.
16438 * config/i386/i386.c (struct builtin_description)
16439 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16440 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16441 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16442 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16443 v1di_ftype_v8qi_v8qi type.
16444 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16446 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16447 __builtin_ia32_pmuludq]: Fix the mode of return value.
16449 2008-03-15 Richard Guenther <rguenther@suse.de>
16451 PR middle-end/35595
16452 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16455 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16457 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16458 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16459 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16460 unless TARGET_SERIALIZE_VOLATILE is enabled.
16461 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16462 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16463 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16465 2008-03-14 Richard Guenther <rguenther@suse.de>
16467 PR tree-optimization/34172
16468 * tree-flow.h (refs_may_alias_p): Declare.
16469 (get_single_def_stmt): Likewise.
16470 (get_single_def_stmt_from_phi): Likewise.
16471 (get_single_def_stmt_with_phi): Likewise.
16472 * tree-dfa.c (refs_may_alias_p): New function.
16473 (get_single_def_stmt): Likewise.
16474 (get_single_def_stmt_from_phi): Likewise.
16475 (get_single_def_stmt_with_phi): Likewise.
16476 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16477 (vn_reference_lookup_1): New helper function.
16478 (vn_reference_lookup): Walk the virtual use-def chain to
16479 continue searching for a match if the def does not alias the
16480 reference we are looking for.
16482 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16484 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16485 archive and Perzl. Update The Written Word listing.
16487 2008-03-14 Richard Guenther <rguenther@suse.de>
16489 PR tree-optimization/34043
16490 PR tree-optimization/33989
16491 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16493 (bitmap_find_leader): Use extra argument to verify dominance
16494 relationship inside a basic-block.
16495 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16496 (find_leader_in_sets): Adjust.
16497 (create_component_ref_by_pieces): Take extra argument for
16498 dominance check, handle lookup failures.
16499 (find_or_generate_expression): Likewise.
16500 (create_expression_by_pieces): Likewise.
16501 (insert_into_preds_of_block): Adjust.
16502 (create_value_expr_from): If asked for, verify all operands
16503 are in the blocks AVAIL_OUT set.
16504 (make_values_for_stmt): Check for SSA_NAMEs that are life
16505 over an abnormal edge.
16506 (compute_avail): Remove such check.
16507 (do_SCCVN_insertion): New function.
16508 (eliminate): If we do not find a leader suitable for replacement
16509 insert a replacement expression from SCCVN if available.
16510 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16511 (struct vn_ssa_aux): Add needs_insertion flag.
16512 * tree-ssa-sccvn.c (may_insert): New global flag.
16513 (copy_reference_ops_from_ref): Value-number union member access
16514 based on its size, not type and member if insertion is allowed.
16515 (visit_reference_op_load): For a weak match from union type
16516 punning lookup a view-converted value and insert a SSA_NAME
16517 for that value if that is not found.
16518 (visit_use): Make dumps shorter. Do not disallow value numbering
16519 SSA_NAMEs that are life over an abnormal edge to constants.
16520 (free_scc_vn): Release inserted SSA_NAMEs.
16521 (run_scc_vn): New flag to specify whether insertion is allowed.
16522 Process SSA_NAMEs in forward order.
16523 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16524 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16525 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16526 pointer type to/from integral types that do not change the
16527 precision to regular conversions.
16529 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16531 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16532 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16533 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16534 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16535 input arguments and the mode of return value. Built-in functions
16536 that operate on whole 64-bit MMX register now use V1DI mode.
16538 2008-03-13 Alon Dayan <alond@il.ibm.com>
16539 Olga Golovanevsky <olga@il.ibm.com>
16541 PR tree-optimization/35041
16542 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16543 to locate the right position in a statement.
16545 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16549 * config/i386/xmmintrin.h: Change all static inline functions to
16550 extern inline and add __gnu_inline__ attribute.
16551 * config/i386/bmintrin.h: Ditto.
16552 * config/i386/smmintrin.h: Ditto.
16553 * config/i386/tmmintrin.h: Ditto.
16554 * config/i386/mmintrin-common.h: Ditto.
16555 * config/i386/ammintrin.h: Ditto.
16556 * config/i386/emmintrin.h: Ditto.
16557 * config/i386/pmmintrin.h: Ditto.
16558 * config/i386/mmintrin.h: Ditto.
16559 * config/i386/mm3dnow.h: Ditto.
16561 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16563 PR middle-end/35185
16564 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16565 (lower_omp_2): New function.
16566 (lower_omp_1, lower_omp): Rewritten.
16568 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16571 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16572 with the phrase "Microsoft Windows compilers".
16573 (Push/Pop Macro Pragmas): New subsection. Document
16574 #pragma push_macro and pragma pop_macro.
16576 2008-03-12 Paul Brook <paul@codesourcery.com>
16578 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16580 2008-03-12 Paul Brook <paul@codesourcery.com>
16582 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16583 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16584 (thumb2_addsi_shortim): Rename ...
16585 (thumb2_addsi_short): ... to this. Allow register operands.
16586 (thumb2_subsi_short): New pattern.
16587 (thumb2_one_cmplsi2_short,
16588 thumb2_negsi2_short): New patterns and peepholes.
16590 2008-03-12 Paul Brook <paul@codesourcery.com>
16592 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16594 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16596 * config/i386/i386.md (int_cond): New code iterator.
16598 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16599 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16600 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16601 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16602 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16603 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16604 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16605 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16607 2008-03-12 Paul Brook <paul@codesourcery.com>
16609 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16610 instead of {arm,thumb}_compute_save_reg_mask.
16611 (output_return_instruction): Ditto.
16612 (thumb_unexpanded_epilogue): Ditto.
16613 (thumb1_expand_prologue): Ditto.
16614 (thumb1_output_function_prologue): Ditto.
16615 (arm_set_return_address): Ditto.
16616 (thumb_set_return_address): Ditto.
16617 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16618 regs to achieve stack alignment.
16619 (thumb1_compute_save_reg_mask): Fix compiler warning.
16620 (arm_output_epilogue): Use offsets->saved_regs_mask.
16621 Adjust stack pointer by poping call clobered registers.
16622 (arm_expand_prologue): Use offsets->saved_regs_mask.
16623 Adjust stack pointer by pushing extra registers.
16624 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16626 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16629 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16630 conversion to the operands of a multiplication.
16632 2008-03-12 Richard Guenther <rguenther@suse.de>
16634 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16635 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16636 * timevar.def (TV_TREE_PHIPROP): Add.
16637 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16638 pass description. Use TV_TREE_PHIPROP.
16639 * tree-ssa-forwprop.c: Remove phiprop code.
16641 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16643 PR middle-end/35549
16644 * omp-low.c (maybe_lookup_decl): Constify first argument.
16645 (use_pointer_for_field): Change last argument from bool to
16646 omp_context *. Disallow shared copy-in/out in nested
16647 parallel if decl is shared in outer parallel too.
16648 (build_outer_var_ref, scan_sharing_clauses,
16649 lower_rec_input_clauses, lower_copyprivate_clauses,
16650 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16652 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16653 Ira Rosen <irar@il.ibm.com>
16655 * tree-vectorizer.c (free_stmt_vec_info): New function.
16656 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16657 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16658 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16659 * tree-vect-transform.c (vectorizable_conversion): Free
16660 vec_oprnds0 if it was allocated.
16661 (vect_permute_store_chain): Remove unused VECs.
16662 (vectorizable_store): Free VECs that are allocated in the..
16664 (vect_transform_strided_load, vectorizable_load): Likewise.
16665 (vect_remove_stores): Simplify the code.
16666 (vect_transform_loop): Move code to vect_remove_stores().
16667 Call vect_remove_stores() and free_stmt_vec_info().
16669 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16671 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16672 TARGET_HPUX. Revise comment.
16673 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16674 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16675 Use sr4 variant of `be' instruction when not generating PIC code.
16676 (attr_length_call): Adjust for above change.
16678 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16680 * ipa-reference.c (static_execute): Remove module_statics_const and
16681 associated setting code.
16683 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16686 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16687 predicate for operand 1.
16688 (paritysi2_cmp): Use register_operand predicate for operand 2.
16689 Use earlyclobber modifier for operand 1. Remove support for
16691 (paritydi2_cmp): Use register_operand predicate for operand 3.
16692 Use earlyclobber modifier for operand 1. Remove support for
16695 2008-03-11 Paul Brook <paul@codesourcery.com>
16696 Vladimir Prus <vladimir@codesourcery.com>
16698 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16699 (arm_compute_save_reg0_reg12_mask): Always
16700 check if register 11 must be saved. Always safe hard frame pointer
16701 when frame_pointer_needeed.
16702 (arm_compute_save_reg_mask): Save IP and PC
16703 only with apcs frames.
16704 (arm_output_epilogue): Adjust Thumb2 codepath to
16705 be also invoked and work for ARM non-apcs frames.
16706 (arm_expand_prologue): Don't bother saving IP
16707 for non-apcs frame, since it's not clobbered by
16708 prologue code. Implement non-apcs frame
16711 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16713 PR rtl-optimization/35281
16714 * expr.c (convert_move): Use a new pseudo for the intermediate
16715 from_mode->word_mode result.
16717 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16719 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16720 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16721 * toplev.c (compile_file): Don't call it.
16723 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16725 PR middle-end/35526
16726 * expr.c (store_expr): Call emit_block_move if the mode
16727 of "temp" RTX is BLKmode.
16729 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16730 Richard Guenther <rguenther@suse.de>
16732 PR tree-optimization/31358
16733 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16734 the step with a NULL_TREE.
16735 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16736 to sizetype if type is a pointer type.
16737 (add_candidate_1): Don't convert the base and step to
16738 the generic type if the orginal type is a pointer type.
16739 (add_iv_value_candidates): Use sizetype for the step
16740 if type is a pointer type.
16741 (cand_value_at): Likewise.
16742 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16744 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16745 Don't convert the tem affine to the type.
16746 (add_elt_to_tree): Use sizetype for the step if a pointer.
16747 Use POINTER_PLUS_EXPR for pointers.
16748 (aff_combination_to_tree): Use sizetype for the step if a
16751 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16753 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16754 Remove commutativity hint.
16756 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16760 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16761 errorneous type. Check that v is a VAR_DECL.
16763 PR middle-end/35099
16764 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16766 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16768 PR tree-optimization/35494
16769 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16770 may be overriden at link and run time.
16772 2008-03-10 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/34677
16775 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16776 (poolify_tree): Likewise.
16777 (modify_expr_template): Likewise.
16778 (poolify_modify_stmt): Likewise.
16779 (insert_fake_stores): Handle all component-ref style stores
16780 in addition to INDIRECT_REF. Also handle complex types.
16781 Do not poolify the inserted load.
16782 (realify_fake_stores): Do not rebuild the tree but only
16783 make it a SSA_NAME copy.
16784 (init_pre): Remove initialzation of modify_expr_template.
16785 Do not allocate modify_expr_node_pool.
16786 (fini_pre): Do not free modify_expr_node_pool.
16788 2008-03-10 Paul Brook <paul@codesourcery.com>
16790 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16791 to avoid conflicts.
16793 2008-03-10 Paul Brook <paul@codesourcery.com>
16794 Mark Shinwell <shinwell@codesourcery.com>
16796 * config/arm/cortex-r4.md: New.
16797 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16799 * config/arm/arm.md: Include cortex-r4.md.
16800 (insn): Add smmls, sdiv and udiv values.
16801 (generic_sched): Don't use generic scheduling for Cortex-R4.
16802 (arm_issue_rate): New function.
16803 (TARGET_SCHED_ISSUE_RATE): Define.
16805 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16807 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16809 2008-03-10 Richard Guenther <rguenther@suse.de>
16811 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16812 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16814 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16816 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16817 Set default to true.
16819 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16821 * c.opt (Wsynth): Deprecate.
16822 * doc/invoke.texi (Option Summary, Warning Options): Document
16823 -Wno-format-contains-nul.
16825 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16828 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16829 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16831 2008-03-09 Ira Rosen <irar@il.ibm.com>
16833 * config/rs6000/rs6000.c (builtin_description): Rename vector
16834 left shift operations.
16835 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16836 (altivec_vsl<VI_char>): Rename to ...
16837 (ashl<mode>3): ... new name.
16838 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
16840 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
16842 2008-03-08 Richard Guenther <rguenther@suse.de>
16844 * coverage.h (tree_coverage_counter_addr): Declare.
16845 * coverage.c (tree_coverage_counter_addr): New function.
16846 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
16847 before using again.
16848 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
16849 (tree_gen_one_value_profiler): Likewise.
16850 (tree_gen_ic_profiler): Likewise.
16851 (tree_gen_average_profiler): Likewise.
16852 (tree_gen_ior_profiler): Likewise.
16854 2008-03-08 Richard Guenther <rguenther@suse.de>
16856 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
16857 (vn_binary_op_insert): Likewise.
16858 (vn_unary_op_lookup): Likewise.
16859 (vn_unary_op_insert): Likewise.
16860 (vn_nary_op_lookup): Declare.
16861 (vn_nary_op_insert): Likewise.
16862 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
16863 and binary hashes, use a single obstack for unary_op_pool
16864 and binary_op_pool.
16865 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
16866 a single struct vn_nary_op_s. Store tree code length and
16867 a variable number of operands.
16868 (struct vn_reference_op_struct): Remove unused op2.
16869 (vn_reference_op_eq): Do not compare op2.
16870 (vn_reference_op_compute_hash): Do not compute hash of op2.
16871 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
16872 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
16873 with vn_nary_op_compute_hash.
16874 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
16875 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
16877 (vn_unary_op_insert, vn_binary_op_insert): Replace with
16879 (visit_unary_op): Call nary functions.
16880 (visit_binary_op): Likewise.
16881 (process_scc): Adjust for struct vn_tables_s changes.
16882 (allocate_vn_table): Likewise.
16883 (free_vn_table): Likewise.
16884 * tree-vn.c (vn_add): Call nary functions.
16885 (vn_lookup): Likewise.
16887 2008-03-08 Jakub Jelinek <jakub@redhat.com>
16890 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
16891 wdst back after sync_compare_and_swapqhi_internal.
16893 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
16896 * config/i386/i386-modes.def (V1DI): New vector mode.
16897 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
16898 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
16899 (MMXMODE248): Ditto.
16900 (MMXMODE): Add V1DI mode.
16901 (mmxvecsize): Change DI mode to V1DI mode.
16902 ("mov<mode>): Use MMXMODEI8 mode iterator.
16903 ("*mov<mode>_internal_rex64"): Ditto.
16904 ("*mov<mode>_internal"): Ditto.
16905 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
16906 ("mmx_sub<mode>3"): Ditto.
16907 ("mmx_adddi3"): Remove insn pattern.
16908 ("mmx_subdi3"): Ditto.
16909 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
16910 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
16911 ("mmx_ashl<mode>3"): Ditto.
16912 ("mmx_lshrdi3"): Remove insn pattern.
16913 ("mmx_ashldi3"): Ditto.
16914 * config/i386/i386.c (classify_argument): Handle V1DImode.
16915 (function_arg_advance_32): Ditto.
16916 (function_arg_32): Ditto.
16917 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
16918 mmx_addv1di3 insn pattern.
16919 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
16920 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
16921 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
16922 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
16923 Remove definitions of built-in functions.
16924 (V1DI_type_node): New node.
16925 (v1di_ftype_v1di_int): Ditto.
16926 (v1di_ftype_v1di_v1di): Ditto.
16927 (v2si_ftype_v2si_si): Ditto.
16928 (v4hi_ftype_v4hi_di): Remove node.
16929 (v2si_ftype_v2si_di): Ditto.
16930 (ix86_init_mmx_sse_builtins): Handle V1DImode.
16931 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
16932 Redefine builtins using def_builtin_const with *_ftype_*_int node.
16933 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
16934 Add new builtins using def_builtin_const.
16935 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
16936 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
16937 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
16938 * config/i386/mmintrin.h (__v1di): New typedef.
16939 (_mm_add_si64): Cast arguments to __v1di type.
16940 (_mm_sub_si64): Ditto.
16941 (_mm_sll_pi16): Cast __count to __v4hi type.
16942 (_mm_sll_pi32): Cast __count to __v2si type.
16943 (_mm_sll_si64): Cast arguments to __v1di type.
16944 (_mm_srl_pi16): Cast __count to __v4hi type.
16945 (_mm_srl_pi32): Cast __count to __v2si type.
16946 (_mm_srl_si64): Cast arguments to __v1di type.
16947 (_mm_sra_pi16): Cast __count to __v4hi type.
16948 (_mm_sra_pi32): Cast __count to __v2si type.
16949 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
16950 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
16951 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
16952 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
16953 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
16954 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
16955 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
16956 (_mm_srai_pi32): Use __builtin_ia32_psradi.
16957 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
16958 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16959 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16960 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
16962 2008-03-07 Joseph Myers <joseph@codesourcery.com>
16964 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
16966 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
16969 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
16970 reg+const addressing for Altivec modes. Don't generate reg+reg
16971 addressing for TFmode or TDmode quantities.
16973 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
16975 * c-common.c (vector_types_convertible_p): Call langhook
16976 instead of comptypes.
16978 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16981 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
16982 integral and scalar float variables which have a
16985 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
16987 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
16988 dwarf_register_span hook when emitting unwind information for
16989 register-to-memory saves.
16990 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
16991 (rs6000_frame_related): Remove call to spe_synthesize_frame.
16993 2008-03-06 Jakub Jelinek <jakub@redhat.com>
16995 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
16996 for the same VAR_DECL.
16998 2008-03-06 Tom Tromey <tromey@redhat.com>
17000 * treelang: Delete.
17001 * doc/standards.texi (Standards): Don't mention treelang.
17002 * doc/invoke.texi (Overall Options): Don't mention treelang.
17003 * doc/install.texi (Prerequisites): Don't mention bison or
17005 (Configuration): Don't mention treelang.
17006 (Building): Likewise.
17007 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17009 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17011 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17012 word-extractions out of a multi-word object.
17014 2008-03-06 Richard Guenther <rguenther@suse.de>
17016 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17017 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17018 result type and precision.
17019 * expr.c (get_inner_reference): Set unsignedp based on the result
17020 type of BIT_FIELD_REF.
17021 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17022 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17023 (try_instantiate_multiple_fields): Likewise. Use the correct type
17025 (sra_build_assignment): Likewise.
17026 (sra_build_elt_assignment): Likewise.
17027 (sra_explode_bitfield_assignment): Likewise.
17028 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17029 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17030 set BIT_FIELD_REF_UNSIGNED.
17031 (vectorizable_load): Likewise.
17033 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17035 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17038 2008-03-06 Richard Guenther <rguenther@suse.de>
17040 * alias.c (struct alias_set_entry): Move has_zero_child field
17041 to pack with alias_set.
17043 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17045 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17048 2008-03-05 Ian Lance Taylor <iant@google.com>
17050 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17052 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17054 * fwprop.c (update_df): Support width and offset parameters of
17056 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17057 global_conflicts): Change DF_REF_EXTRACT to either
17058 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17059 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17060 * df-scan.c (df_ref_record, df_defs_record,
17061 df_ref_create_structure, df_def_record_1, df_uses_record,
17062 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17063 df_bb_refs_collect, df_entry_block_defs_collect,
17064 df_exit_block_uses_collect): Support new width and offset fields.
17065 (ref_extract_pool): New storage pool.
17066 (df_free_ref): New function.
17067 (df_reg_chain_unlink, df_free_collection_rec,
17068 df_sort_and_compress_refs): Call df_free_ref.
17069 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17071 (df_ref_create_structure): Allocate df_ref_extract if offset and
17072 width fields are used.
17073 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17074 (df_uses_record): Get offset and width from ZERO_EXTRACT
17076 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17077 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17078 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17079 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17080 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17081 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17082 (df_ref_extract): New structure.
17083 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17084 (df_ref_create): Add width and offset parameters.
17086 2008-03-05 Richard Guenther <rguenther@suse.de>
17088 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17089 Use ranges_overlap_p.
17090 (offset_overlaps_with_access): Rename
17091 to ranges_overlap_p and move ...
17092 * tree-flow-inline.h (ranges_overlap_p): ... here.
17094 * tree.h (get_inner_reference, handled_component_p): Update
17097 * tree.h (record_component_aliases, get_alias_set,
17098 alias_sets_conflict_p, alias_sets_must_conflict_p,
17099 objects_must_conflict_p): Move declarations ...
17100 * alias.h (record_component_aliases, get_alias_set,
17101 alias_sets_conflict_p, alias_sets_must_conflict_p,
17102 objects_must_conflict_p): ... here.
17103 Include coretypes.h.
17104 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17106 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17108 * cfg.c: Include tree-flow.h.
17109 (remove_edge_raw): Call redirect_edge_var_map_clear.
17110 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17111 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17112 (redirect_edge_var_map_result): New.
17113 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17114 PENDING_STMT use with redirect_edge_var_map_*.
17115 * tree-ssa.c (edge_var_maps): New definition.
17116 (redirect_edge_var_map_add): New.
17117 (redirect_edge_var_map_clear): New.
17118 (redirect_edge_var_map_dup): New.
17119 (redirect_edge_var_map_vector): New.
17120 (redirect_edge_var_map_destroy): New.
17121 (ssa_redirect_edge): Replace PENDING_STMT use with
17122 redirect_edge_var_map_*.
17123 (flush_pending_stmts): Same.
17124 (delete_tree_ssa): Destroy edge var map.
17125 * tree-flow.h (struct _edge_var_map): New.
17126 Define edge_var_map vector type.
17127 Declare redirect_edge_var_map_* prototypes.
17128 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17129 * tree-cfg.c (reinstall_phi_args): Replace
17130 PENDING_STMT use with redirect_edge_var_map_*.
17132 2008-03-05 Richard Guenther <rguenther@suse.de>
17134 PR tree-optimization/35472
17135 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17136 whose single use_stmt has a overlapping set of loaded and
17137 stored symbols as that use_stmt might be a noop assignment then.
17139 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17141 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17143 2008-03-05 Richard Guenther <rguenther@suse.de>
17146 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17147 should be constants.
17148 * tree-cfg.c (verify_expr): Verify it.
17149 * fold-const.c (fold_truthop): Remove code generating
17150 BIT_FIELD_REFs of structure bases.
17151 (fold_binary): Likewise.
17152 (fold_ternary): Position and size of BIT_FIELD_REFs are
17153 always host integers.
17154 (make_bit_field_ref): Remove.
17155 (optimize_bit_field_compare): Remove.
17156 (all_ones_mask_p): Remove.
17158 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17161 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17162 (split_block_and_df_analyze): New. Split basic block and rebuild
17164 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17166 (split_pattern_seq): Likewise.
17167 (erase_matching_seqs): Likewise.
17168 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17170 2008-03-04 Geoff Keating <geoffk@apple.com>
17172 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17173 declaration and code.
17174 (tree_invalid_nonnegative_warnv_p): Likewise.
17176 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17178 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17179 examples. Truncate option-names then causing overfull hbox.
17181 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17184 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17186 * configure: Rebuilt.
17188 2008-03-04 Rafael Espindola <espindola@google.com>
17190 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17191 (tree_unary_nonnegative_warnv_p): New.
17192 (tree_binary_nonnegative_warnv_p): New.
17193 (tree_single_nonnegative_warnv_p): New.
17194 (tree_invalid_nonnegative_warnv_p): New.
17195 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17197 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17200 * opts.c (handle_option): Postpone 'unknown option' errors only for
17203 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17206 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17209 2008-03-04 Rafael Espindola <espindola@google.com>
17211 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17212 (tree_binary_nonzero_warnv_p): New.
17213 (tree_single_nonzero_warnv_p): New.
17214 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17216 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17218 PR middle-end/35456
17219 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17220 transformations for modes that have signed zeros.
17221 * ifcvt.c (noce_try_abs): Ditto.
17223 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17225 * config/i386/i386.c (override_options): Force
17226 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17228 2008-03-04 Jan Hubicka <jh@suse.cz>
17231 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17234 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17236 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17237 label to probe the stack.
17239 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17241 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17242 (__gthr_win32_mutex_destroy): Declare.
17243 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17244 __gthr_win32_mutex_destroy.
17245 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17247 2008-03-03 Jan Hubicka <jh@suse.cz>
17250 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17251 aggressive on inlining cold calls.
17253 2008-03-03 Richard Guenther <rguenther@suse.de>
17255 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17256 struct copies into the expression table.
17257 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17258 (try_to_simplify): Likewise.
17259 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17260 integral and pointer arguments which do not change the
17261 precision to NOP_EXPRs.
17262 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17263 VIEW_CONVERT_EXPR case.
17265 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17267 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17268 defined in a loop at depth 0 is invariant.
17269 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17270 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17271 be called at loop depth 0.
17273 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17276 * gcc.c (process_command): Update copyright notice dates.
17277 * gcov.c (print_version): Likewise.
17278 * gcov-dump.c (print_version): Likewise.
17279 * mips-tfile.c (main): Likewise.
17280 * mips-tdump.c (main): Likewise.
17282 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17285 * c-common.c (flag_permissive): Delete.
17286 (constant_expression_warnings): Check flags first.
17287 (constant_expression_error): New.
17288 * c-common.h (flag_permissive): Delete.
17289 (constant_expression_error): Declare.
17290 * flags.h (flag_permissive): Declare. Update description.
17291 * diagnostic.c (pedwarn): Update.
17293 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17294 (permissive_error_kind): New.
17295 * toplev.c (flag_permissive): Define. Update description.
17296 * toplev.h (permissive_error_kind): Declare.
17297 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17298 (pedwarn_c90): Use pedantic_warning_kind.
17299 * c-opts.c (c_common_post_options): flag_permissive does not affect
17300 flag_pedantic_errors.
17302 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17304 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17305 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17306 __absvsi2, __absvDI2): Use unsigned arithmetic.
17308 2008-03-02 Andi Kleen <ak@suse.de>
17309 Richard Guenther <rguenther@suse.de>
17311 * struct-equiv.c: Remove file.
17312 * cfg_cleanup.c (condjump_equiv_p): Remove.
17313 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17314 (struct-equiv.o): Remove rule.
17315 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17316 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17317 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17319 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17321 * ifcvt.c (noce_process_if_block): Try to handle only the then
17322 block if the else block exists but isn't suitable.
17324 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17327 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17328 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17329 regression from previous patch.
17331 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17334 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17336 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17337 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17338 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17339 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17340 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17341 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17342 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17343 (__gthread_mutex_destroy_function): Rename to
17344 __gthread_mutex_destroy.
17345 * gthr-dce.h (__gthread_mutex_destroy): Call
17346 pthread_mutex_destroy.
17347 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17348 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17349 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17351 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17353 * df-scan.c (df_ref_chain_change_bb): Simplify.
17354 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17355 set_block_for_insn if there's any change.
17356 * df.h ((df_insn_change_bb): Fix prototype.
17357 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17358 df_insn_change_bb, don't call set_block_for_insn.
17359 * emit-rtl.c (reorder_insns): Likewise.
17360 * haifa-sched.c (move_insn): Likewise.
17362 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17364 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17366 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17368 * tree-flow-inline.h (next_readonly_imm_use): Return
17369 NULL_USE_OPERAND_P after the end.
17371 2008-03-01 Richard Guenther <rguenther@suse.de>
17373 PR tree-optimization/35411
17374 * tree-sra.c (sra_build_assignment): Split conversion to
17375 final type to a separate statement if we are not assigning
17378 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17380 * fold-const.c (fold_convertible_p): Correct the logic to follow
17381 that in fold_convert().
17383 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17386 * tree-inline.c (build_duplicate_type): When we make a
17387 duplicate type, make it unique in the canonical types system.
17389 2008-02-29 Tom Tromey <tromey@redhat.com>
17391 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17392 input_file_stack_history, input_file_stack_restored): Remove.
17393 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17394 * input.h (struct file_stack): Remove.
17395 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17396 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17398 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17400 (diagnostic_last_module_changed): Add 'map' argument.
17401 (diagnostic_set_last_function): Likewise.
17402 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17403 line map, not input_file_stack.
17404 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17406 2008-02-29 Paul Brook <paul@codesourcery.com>
17408 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17410 2008-02-29 Paul Brook <paul@codesourcery.com>
17412 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17414 2008-02-29 Richard Guenther <rguenther@suse.de>
17416 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17418 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17419 value for comparing for a store match.
17420 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17421 (try_to_simplify): Do not do a full-blown reference lookup.
17423 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17425 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17426 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17428 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17430 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17432 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17433 strides against cache sizes.
17435 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17437 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17440 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17442 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17443 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17444 is smaller than the original promoted value.
17445 (simplify_subreg): If OP is a SUBREG, try to preserve its
17446 SUBREG_PROMOTED_VAR_P information.
17448 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17450 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17451 (VN_INFO_GET): Allocate new objects on the obstack.
17452 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17453 for rpo_numbers_temp, for consistency.
17454 (free_scc_vn): Free the obstack.
17456 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17458 * doc/invoke.texi: Document -ftree-loop-distribution.
17459 * tree-loop-distribution.c: New.
17460 * tree-pass.h (pass_loop_distribution): New.
17461 * graphds.h (struct graph): Add htab_t indices.
17462 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17463 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17464 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17465 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17466 * tree-data-ref.c (debug_data_dependence_relations): New.
17467 (dump_data_dependence_relation): Also print data references.
17468 (free_data_ref): Extern.
17469 (same_access_functions): Moved...
17470 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17471 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17472 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17473 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17474 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17475 (stmts_from_loop): Skip LABEL_EXPR.
17476 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17478 (build_rdg): Initialize rdg->indices htab.
17479 (free_rdg, stores_from_loop, ref_base_address,
17480 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17481 have_similar_memory_accesses_1, ref_base_address_1,
17482 remove_similar_memory_refs): New.
17483 * tree-data-ref.h: Depend on tree-chrec.h.
17484 (debug_data_dependence_relations, free_data_ref): Declared.
17485 (same_access_functions): ... here.
17486 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17488 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17489 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17490 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17491 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17492 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17493 rdg_vertex_for_stmt): Declared.
17494 (struct rdg_edge): Add level.
17496 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17497 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17499 (rdg_has_similar_memory_accesses): New.
17500 * tree-vect-analyze.c: Remove unused static decls.
17501 * lambda.h (dependence_level): New.
17502 * common.opt (ftree-loop-distribution): New.
17503 * tree-flow.h (mark_virtual_ops_in_bb,
17504 slpeel_tree_duplicate_loop_to_edge_cfg,
17505 rename_variables_in_loop): Declared.
17506 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17507 (OBJS-common): Add tree-loop-distribution.o.
17508 (tree-loop-distribution.o): New rule.
17509 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17510 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17511 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17513 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17516 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17517 other than structures and unions.
17519 2008-02-28 Richard Guenther <rguenther@suse.de>
17522 2008-02-26 Richard Guenther <rguenther@suse.de>
17524 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17525 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17526 (lookup_decl_from_uid): Declare.
17527 (remove_decl_from_map): Likewise.
17528 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17529 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17530 (decl_for_uid_map): New global hashtable mapping DECL_UID
17532 (init_ttree): Allocate it.
17533 (insert_decl_to_uid_decl_map): New helper function.
17534 (make_node_stat): Insert new decls into the map.
17535 (copy_node_stat): Likewise.
17536 (lookup_decl_from_uid): New function.
17537 (remove_decl_from_map): Likewise.
17538 (print_decl_for_uid_map_statistics): New helper.
17539 (dump_tree_statistics): Call it.
17541 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17542 (referenced_var_iterator): Adjust.
17543 (FOR_EACH_REFERENCED_VAR): Adjust.
17544 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17545 (num_referenced_vars): Adjust.
17546 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17547 (first_referenced_var): Remove.
17548 (end_referenced_vars_p): Likewise.
17549 (next_referenced_var): Likewise.
17550 (referenced_var_iterator_set): New helper function.
17551 * tree-dfa.c (referenced_var_lookup): Adjust.
17552 (referenced_var_check_and_insert): Likewise.
17553 (remove_referenced_var): Likewise.
17554 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17555 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17556 (verify_call_clobbering): Likewise.
17557 (verify_memory_partitions): Likewise.
17558 (init_tree_ssa): Allocate bitmap instead of hashtable for
17560 (delete_tree_ssa): Adjust.
17561 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17562 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17563 (compute_tag_properties): Likewise.
17564 (set_initial_properties): Likewise.
17565 (find_partition_for): Likewise.
17566 (update_reference_counts): Likewise.
17567 (dump_may_aliases_for): Likewise.
17568 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17569 (add_call_clobber_ops): Likewise.
17570 (add_call_read_ops): Likewise.
17571 (get_asm_expr_operands): Likewise.
17572 * tree-into-ssa.c (dump_decl_set): Likewise.
17573 (update_ssa): Likewise.
17574 * tree-sra.c (scan_function): Likewise.
17575 (decide_instantiations): Likewise.
17576 (scalarize_parms): Likewise.
17577 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17578 (dsa_named_for): Likewise.
17579 * tree-ssa-structalias.c (update_alias_info): Likewise.
17580 (merge_smts_into): Likewise.
17582 2008-02-27 David Daney <ddaney@avtrex.com>
17585 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17586 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17587 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17588 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17589 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17591 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17594 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17595 (BUILT_IN_NEXTTOWARD): Remove.
17596 (BUILT_IN_NEXTTOWARDF): Ditto.
17597 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17598 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17600 2008-02-27 Tom Tromey <tromey@redhat.com>
17602 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17603 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17605 2008-02-27 Jan Beulich <jbeulich@novell.com>
17607 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17608 update the respective field on newdecl.
17610 2008-02-27 Revital Eres <eres@il.ibm.com>
17612 PR rtl-optimization/34999
17613 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17614 crossing edges that ends with a call insn.
17615 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17616 call insn and clear the EDGE_CROSSING flag of the crossing edge
17617 when fixing fallthru edges.
17619 2008-02-27 Richard Guenther <rguenther@suse.de>
17621 PR middle-end/35390
17622 * fold-const.c (fold_unary): Return the correct argument,
17623 converted to the result type.
17625 2008-02-27 Richard Guenther <rguenther@suse.de>
17627 PR middle-end/34971
17628 * expr.c (expand_expr_real_1): Assert on rotates that operate
17630 * fold-const.c (fold_binary): Use the types precision, not the
17631 bitsize of the mode if folding rotate expressions. Build rotates
17632 only for full modes.
17634 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17636 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17637 and CPP_PRAGMA_EOL.
17638 * c-pragma.c (pragma_ns_name): New typedef.
17639 (registered_pp_pragmas): New variable.
17640 (c_pp_lookup_pragma): New function.
17641 (c_register_pragma_1): If flag_preprocess_only, do nothing
17642 for non-expanded pragmas, for expanded ones push pragma's
17643 namespace and name into registered_pp_pragmas vector.
17644 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17645 flag_preprocess_only, don't register GCC pch_preprocess
17646 pragma if flag_preprocess_only.
17647 * c-opts.c (c_common_init): Call init_pragma even if
17648 flag_preprocess_only.
17649 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17650 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17651 cpp_register_pragma if flag_preprocess_only.
17653 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17656 * c-parser.c (c_parser_translation_unit): Warn for empty
17657 translation unit, not empty source file.
17659 2008-02-26 Paul Brook <paul@codesourcery.com>
17661 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17662 operand for Thumb-2.
17663 * config/arm/arm.h (reg_class): Add CORE_REGS.
17664 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17665 (BASE_REG_CLASS): Use CORE_REGS.
17666 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17667 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17668 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17669 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17670 ARM_REGNO_OK_FOR_INDEX_P.
17671 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17672 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17673 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17674 (ldm/stm peepholes): Ditto.
17675 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17676 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17677 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17678 * config/arm/constraints.md: Enable "k" constraint on ARM.
17680 2008-02-27 Ben Elliston <bje@au.ibm.com>
17682 * config/rs6000/rs6000.c: Annotate cache line size field in all
17683 instances of struct processor_costs.
17685 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17687 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17688 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17689 jump_bypass): New counters.
17690 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17691 * dce.c (gate_ud_dce): Same.
17692 (gate_fast_dce): Same.
17693 * dse.c (gate_dse1): New function.
17694 (gate_dse2): New function.
17695 (gate_dse): Merge results of new gate functions.
17696 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17697 (gate_handle_jump_bypass): Add dbg_cnt.
17698 (gate_handle_gcse): Add dbg_cnt.
17699 * ifcvt.c (gate_handle_if_conversion): Same.
17700 (gate_handle_if_after_combine): Same.
17701 (gate_handle_if_after_reload): Same.
17702 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17704 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17706 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17708 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17710 2008-02-26 Jason Merrill <jason@redhat.com>
17713 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17714 alone if it's the naming decl for the type's main variant.
17716 2008-02-26 Tom Tromey <tromey@redhat.com>
17718 * system.h (USE_MAPPED_LOCATION): Poison.
17719 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17720 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17721 (make_goto_expr_edges): Likewise.
17722 (remove_bb): Likewise.
17723 (execute_warn_function_return): Likewise.
17724 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17726 * c-common.c (fname_decl): Remove old location code.
17727 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17729 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17731 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17732 (gen_rtx_ASM_INPUT): Likewise.
17733 (gen_rtx_ASM_INPUT_loc): Likewise.
17734 (get_rtx_asm_OPERANDS): Remove.
17735 * cfglayout.c (insn_locators_alloc): Remove old location code.
17736 (set_curr_insn_source_location): Likewise.
17737 (curr_insn_locator): Likewise.
17738 * print-tree.c (print_node): Remove old location code.
17739 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17740 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17741 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17742 location_from_locus.
17743 (construct_exit_block): Remove old location code.
17744 * emit-rtl.c (force_next_line_note): Remove old location code.
17745 * profile.c (branch_prob): Remove old location code.
17746 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17747 LOC_LINE): Remove old-location variants.
17748 * langhooks.c (lhd_print_error_function): Remove old location
17750 * configure, config.in: Rebuilt.
17751 * configure.ac (--enable-mapped-location): Remove.
17752 * c-decl.c (c_init_decl_processing): Remove old location code.
17753 (finish_function): Likewise.
17754 * recog.c (decode_asm_operands): Remove old location code.
17755 * c-pch.c (c_common_read_pch): Remove old location code.
17756 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17758 * gimple-low.c (lower_function_body): Remove old location code.
17759 * toplev.c (unknown_location): Remove.
17760 (push_srcloc): Remove old-location variant.
17761 (process_options): Remove old location code.
17762 (lang_dependent_init): Likewise.
17763 * input.h (UNKNOWN_LOCATION): Move definition.
17764 (location_t): Undeprecate.
17765 (source_locus): Remove.
17766 (location_from_locus): Remove.
17767 (struct location_s): Remove.
17768 Remove all old-location code.
17769 (input_line, input_filename): Remove.
17770 * final.c (final_scan_insn): Remove old location code.
17771 * diagnostic.c (diagnostic_build_prefix): Remove
17772 USE_MAPPED_LOCATION test.
17773 * tree.h (gimple_stmt) <locus>: Now a location_t.
17774 (tree_exp) <locus>: Likewise.
17775 (DECL_IS_BUILTIN): Remove old-location variant.
17776 (annotate_with_file_line, annotate_with_locus): Likewise.
17777 (expr_locus, set_expr_locus): Update.
17778 * tree.c (build1_stat): Remove old location code.
17779 (last_annotated_node): Remove.
17780 (annotate_with_file_line): Remove old-location variant.
17781 (annotate_with_locus): Likewise.
17782 (expr_location): Remove old location code.
17783 (set_expr_location): Likewise.
17784 (expr_has_location): Likewise.
17785 (expr_locus): Likewise.
17786 (set_expr_locus): Likewise.
17787 (expr_filename): Don't use location_from_locus.
17788 (expr_lineno): Likewise.
17789 * rtl-error.c (location_for_asm): Remove old location code.
17790 * c-lex.c (cb_line_change): Remove old location code.
17791 (fe_file_change): Likewise.
17792 (cb_def_pragma): Likewise.
17793 (c_lex_with_flags): Likewise.
17794 * gengtype.c (do_typedef): Don't special-case location types.
17795 (define_location_structures): Remove.
17796 (main): Don't call define_location_structures.
17797 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17800 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17803 * builtins.def (BUILT_IN_STDARG_START): Remove.
17804 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17805 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17806 * tree-inline.c (inline_forbidden_p_1): Likewise.
17808 2008-02-26 Richard Guenther <rguenther@suse.de>
17810 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17811 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17812 (lookup_decl_from_uid): Declare.
17813 (remove_decl_from_map): Likewise.
17814 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17815 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17816 (decl_for_uid_map): New global hashtable mapping DECL_UID
17818 (init_ttree): Allocate it.
17819 (insert_decl_to_uid_decl_map): New helper function.
17820 (make_node_stat): Insert new decls into the map.
17821 (copy_node_stat): Likewise.
17822 (lookup_decl_from_uid): New function.
17823 (remove_decl_from_map): Likewise.
17824 (print_decl_for_uid_map_statistics): New helper.
17825 (dump_tree_statistics): Call it.
17827 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17828 (referenced_var_iterator): Adjust.
17829 (FOR_EACH_REFERENCED_VAR): Adjust.
17830 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17831 (num_referenced_vars): Adjust.
17832 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17833 (first_referenced_var): Remove.
17834 (end_referenced_vars_p): Likewise.
17835 (next_referenced_var): Likewise.
17836 (referenced_var_iterator_set): New helper function.
17837 * tree-dfa.c (referenced_var_lookup): Adjust.
17838 (referenced_var_check_and_insert): Likewise.
17839 (remove_referenced_var): Likewise.
17840 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17841 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17842 (verify_call_clobbering): Likewise.
17843 (verify_memory_partitions): Likewise.
17844 (init_tree_ssa): Allocate bitmap instead of hashtable for
17846 (delete_tree_ssa): Adjust.
17847 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17848 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17849 (compute_tag_properties): Likewise.
17850 (set_initial_properties): Likewise.
17851 (find_partition_for): Likewise.
17852 (update_reference_counts): Likewise.
17853 (dump_may_aliases_for): Likewise.
17854 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17855 (add_call_clobber_ops): Likewise.
17856 (add_call_read_ops): Likewise.
17857 (get_asm_expr_operands): Likewise.
17858 * tree-into-ssa.c (dump_decl_set): Likewise.
17859 (update_ssa): Likewise.
17860 * tree-sra.c (scan_function): Likewise.
17861 (decide_instantiations): Likewise.
17862 (scalarize_parms): Likewise.
17863 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17864 (dsa_named_for): Likewise.
17865 * tree-ssa-structalias.c (update_alias_info): Likewise.
17866 (merge_smts_into): Likewise.
17868 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17871 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
17872 * c-opts.c (c_common_handle_option): Wall enables
17873 Wvolatile-register-var.
17874 * common.opt: Move Wvolatile-register-var to...
17877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17879 * common.opt (Wlarger-than=): New.
17880 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
17882 * opts.c (common_handle_option): Handle -Wlarger-than=.
17883 * optc-gen.awk: Likewise.
17884 * opth-gen.awk: Likewise.
17885 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
17886 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17888 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17890 * c-common.c (match_case_to_enum_1): Add appropriate
17891 OPT_W* parameter to warning.
17892 (c_do_switch_warnings): Likewise.
17893 * c-typeck.c (warning_init): Add one more parameter following
17894 'warning' function.
17895 (push_init_level): Update call to warning_init.
17896 (pop_init_level): Likewise.
17897 (add_pending_init): Likewise.
17898 (output_init_element: Likewise.
17900 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17903 * toplev.c (toplev_main): If there are warnings or error, print
17904 errors for ignored options.
17905 * opts.c (ignored_options): New static variable.
17906 (postpone_unknown_option_error): New.
17907 (print_ignored_options): New.
17908 (handle_option): Postpone errors for unknown -Wno-* options.
17909 * opts.h (print_ignored_options): Declare.
17911 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
17913 * config/mips/mips.md (loadgp_blockage, blockage): Change type
17916 2008-02-25 Richard Guenther <rguenther@suse.de>
17919 2008-02-25 Richard Guenther <rguenther@suse.de>
17921 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17922 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17923 (lookup_decl_from_uid): Declare.
17924 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17925 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17926 (decl_for_uid_map): New global hashtable mapping DECL_UID
17928 (init_ttree): Allocate it.
17929 (insert_decl_to_uid_decl_map): New helper function.
17930 (make_node_stat): Insert new decls into the map.
17931 (copy_node_stat): Likewise.
17932 (lookup_decl_from_uid): New function.
17933 (print_decl_for_uid_map_statistics): New helper.
17934 (dump_tree_statistics): Call it.
17936 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17937 (referenced_var_iterator): Adjust.
17938 (FOR_EACH_REFERENCED_VAR): Adjust.
17939 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17940 (num_referenced_vars): Adjust.
17941 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17942 (first_referenced_var): Remove.
17943 (end_referenced_vars_p): Likewise.
17944 (next_referenced_var): Likewise.
17945 (referenced_var_iterator_set): New helper function.
17946 * tree-dfa.c (referenced_var_lookup): Adjust.
17947 (referenced_var_check_and_insert): Likewise.
17948 (remove_referenced_var): Likewise.
17949 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17950 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17951 (verify_call_clobbering): Likewise.
17952 (verify_memory_partitions): Likewise.
17953 (init_tree_ssa): Allocate bitmap instead of hashtable for
17955 (delete_tree_ssa): Adjust.
17956 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17957 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17958 (compute_tag_properties): Likewise.
17959 (set_initial_properties): Likewise.
17960 (find_partition_for): Likewise.
17961 (update_reference_counts): Likewise.
17962 (dump_may_aliases_for): Likewise.
17963 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17964 (add_call_clobber_ops): Likewise.
17965 (add_call_read_ops): Likewise.
17966 (get_asm_expr_operands): Likewise.
17967 * tree-into-ssa.c (dump_decl_set): Likewise.
17968 (update_ssa): Likewise.
17969 * tree-sra.c (scan_function): Likewise.
17970 (decide_instantiations): Likewise.
17971 (scalarize_parms): Likewise.
17972 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17973 (dsa_named_for): Likewise.
17974 * tree-ssa-structalias.c (update_alias_info): Likewise.
17975 (merge_smts_into): Likewise.
17977 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
17980 * doc/invoke.texi (-fcx-limited-range): Document new option.
17981 * toplev.c (process_options): Handle -fcx-fortran-rules.
17982 * common.opt: Add documentation for -fcx-fortran-rules.
17984 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
17987 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
17988 actual behaviour and C99.
17990 2008-02-26 Ben Elliston <bje@au.ibm.com>
17992 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
17993 (ASM_CPU_POWER6_SPEC): Likewise.
17994 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
17995 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
17996 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
17998 2008-02-25 Richard Guenther <rguenther@suse.de>
18000 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18001 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18002 (lookup_decl_from_uid): Declare.
18003 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18004 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18005 (decl_for_uid_map): New global hashtable mapping DECL_UID
18007 (init_ttree): Allocate it.
18008 (insert_decl_to_uid_decl_map): New helper function.
18009 (make_node_stat): Insert new decls into the map.
18010 (copy_node_stat): Likewise.
18011 (lookup_decl_from_uid): New function.
18012 (print_decl_for_uid_map_statistics): New helper.
18013 (dump_tree_statistics): Call it.
18015 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18016 (referenced_var_iterator): Adjust.
18017 (FOR_EACH_REFERENCED_VAR): Adjust.
18018 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18019 (num_referenced_vars): Adjust.
18020 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18021 (first_referenced_var): Remove.
18022 (end_referenced_vars_p): Likewise.
18023 (next_referenced_var): Likewise.
18024 (referenced_var_iterator_set): New helper function.
18025 * tree-dfa.c (referenced_var_lookup): Adjust.
18026 (referenced_var_check_and_insert): Likewise.
18027 (remove_referenced_var): Likewise.
18028 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18029 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18030 (verify_call_clobbering): Likewise.
18031 (verify_memory_partitions): Likewise.
18032 (init_tree_ssa): Allocate bitmap instead of hashtable for
18034 (delete_tree_ssa): Adjust.
18035 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18036 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18037 (compute_tag_properties): Likewise.
18038 (set_initial_properties): Likewise.
18039 (find_partition_for): Likewise.
18040 (update_reference_counts): Likewise.
18041 (dump_may_aliases_for): Likewise.
18042 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18043 (add_call_clobber_ops): Likewise.
18044 (add_call_read_ops): Likewise.
18045 (get_asm_expr_operands): Likewise.
18046 * tree-into-ssa.c (dump_decl_set): Likewise.
18047 (update_ssa): Likewise.
18048 * tree-sra.c (scan_function): Likewise.
18049 (decide_instantiations): Likewise.
18050 (scalarize_parms): Likewise.
18051 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18052 (dsa_named_for): Likewise.
18053 * tree-ssa-structalias.c (update_alias_info): Likewise.
18054 (merge_smts_into): Likewise.
18056 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18059 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18060 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18061 * alias.h (nonoverlapping_memrefs_p): Likewise.
18063 2008-02-25 Jan Beulich <jbeulich@novell.com>
18065 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18066 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18067 __emultls_get_address, __emultls_register_common,
18068 __floatundi?f, and _Unwind_GetIPInfo.
18069 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18070 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18071 (gen_regparm_prefix): Likewise.
18072 (i386_nlm_encode_section_info): Sync with
18073 config/i386/winnt.c:i386_pe_encode_section_info().
18074 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18075 i386_nlm_mangle_decl_assembler_name): New.
18076 (netware_override_options): New.
18077 * config/i386/netware.h (netware_override_options): Declare.
18078 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18079 (i386_nlm_mangle_decl_assembler_name): Declare.
18080 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18082 2008-02-25 Ben Elliston <bje@au.ibm.com>
18085 * c-decl.c (grokdeclarator): Remove unused local variables
18086 `typedef_type' and `type_as_written'.
18088 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18089 unused local variable `has_hot_blocks'.
18090 (fix_crossing_conditional_branches): Remove unused local variable
18093 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18095 PR middle-end/19984
18096 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18097 using DEF_C99_BUILTIN.
18098 (BUILT_IN_NANF): Ditto.
18099 (BUILT_IN_NANL): Ditto.
18101 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18102 Revital Eres <eres@il.ibm.com>
18104 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18105 regarding the order of two dependent insns in the same row.
18107 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18109 * stor-layout.c (layout_decl): Do not bump the alignment of a
18110 bit-field to more than byte alignment if it is packed.
18112 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18114 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18117 2008-02-24 Diego Novillo <dnovillo@google.com>
18119 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18122 * tree-vrp.c (vrp_evaluate_conditional): With
18123 -Wtype-limits, emit a warning when comparing against a
18124 constant outside the natural range of OP0's type.
18125 * c.opt (Wtype-limits): Move ...
18126 * common.opt (Wtype-limits): ... here.
18128 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18130 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18131 * config/rs6000/e300c2c3.md: New file.
18132 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18134 (rs6000_override_options): Add e300c2 and e300c3 cases to
18135 processor_target_table. Do not allow usage of Altivec or Spe
18136 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18137 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18138 * config/rs6000/rs6000.h (processor_type): Add
18139 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18140 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18141 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18142 and ppce300c3. Include e300c2c3.md.
18144 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18146 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18147 instead of TARGET_STRICT_ALIGN.
18149 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18151 * explow.c (memory_address): Assert that the generated address is
18154 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18157 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18158 * config/darwin-ppc-ldouble-patch.def: New file.
18159 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18160 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18161 SUBTARGET_INIT_BUILTINS if defined.
18162 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18165 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18168 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18169 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18171 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18174 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18175 file" warning condtional on -Winvalid-PCH.
18177 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18179 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18181 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18185 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18186 prevent reload from using MMX registers.
18187 (*mov<mode>_internal): Ditto.
18188 (*movv2sf_internal_rex64): Ditto.
18189 (*movv2sf_internal): Ditto.
18191 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18193 PR documentation/31569
18194 * doc/install.texi2html: Use makeinfo --no-number-sections.
18196 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18198 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18199 ensure that we can address an entire entity > 8 bytes. Don't
18200 generate reg+reg addressing for such data.
18202 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18204 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18205 strings when optimizing for size, unless the target cares about
18208 2008-02-22 Tom Tromey <tromey@redhat.com>
18210 * regclass.c (current_pass): Remove declaration.
18212 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18214 * config/avr/libgcc.S (__RAMPZ__): Define.
18215 (__do_copy_data): Add for devices with 128KB code memory.
18217 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18219 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18221 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18223 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18225 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18228 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18231 * c-typeck.c (build_binary_op): Warn about floating point
18232 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18234 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18237 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18238 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18240 (rs6000_override_options): Set altivec_abi as default, not override,
18241 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18242 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18243 is used; use new member spe_abi.
18244 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18245 spe_abi and altivec_abi.
18247 2008-02-22 Tomas Bily <tbily@suse.cz>
18249 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18251 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18254 * config.build (build_file_translate): Set to `CMD //c' only if
18256 * Makefile.in (build_file_translate): Improve comment.
18258 2008-02-21 Jan Hubicka <jh@suse.cz>
18260 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18261 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18262 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18264 2008-02-21 Michael Matz <matz@suse.de>
18267 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18269 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18271 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18272 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18273 as insn constraint.
18274 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18275 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18276 SSE_VEC_FLOAT_MODE_P as insn constraint.
18277 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18278 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18279 sse4a_movntdf using MODEF mode iterator.
18280 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18281 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18282 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18283 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18284 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18285 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18286 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18288 2008-02-21 Richard Guenther <rguenther@suse.de>
18290 * tree.def (PAREN_EXPR): New tree code.
18291 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18293 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18294 * expr.c (expand_expr_real_1): Likewise.
18295 * tree-inline.c (estimate_num_insns_1): Likewise.
18296 * tree-complex.c (expand_complex_move): Likewise.
18297 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18300 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18303 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18305 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18308 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18310 * config/sh/sh.c (find_barrier): Don't go past
18311 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18313 2008-02-20 DJ Delorie <dj@redhat.com>
18315 * config/h8300/h8300.md (insv): Force source operand to be a register.
18317 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18318 as a jump, not as a plain insn.
18320 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18322 * doc/invoke.texi (Warning Options): Add new option
18323 -Wframe-larger-than=.
18324 (-Wframe-larger-than): Document.
18326 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18327 Add declarations for new option variables.
18329 * final.c (final_start_function): Check the frame size
18330 before emission and issue a Wframe-larger-than warning.
18332 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18333 Add definitions for new option variables.
18334 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18336 * common.opt (Wframe-larger-than=): New option.
18338 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18340 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18341 (<sse>_div<mode>3): Ditto.
18342 (<sse>_vmdiv<mode>3): Ditto.
18343 (<sse>_vmsqrt<mode>2): Ditto.
18344 (*smax<mode>3): Ditto.
18345 (sse5_frcz<mode>2): Ditto.
18346 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18347 as insn constraint.
18349 2008-02-20 Richard Guenther <rguenther@suse.de>
18351 PR middle-end/35265
18352 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18353 be happy with INTEGRAL_TYPE_P.
18355 2008-02-20 Richard Guenther <rguenther@suse.de>
18357 * fold-const.c (split_tree): Associate floatig-point expressions
18358 if flag_associative_math is set.
18360 2008-02-20 Richard Guenther <rguenther@suse.de>
18362 * tree.h (fold_real_zero_addition_p): Declare.
18363 * fold-const.c (fold_real_zero_addition_p): Export.
18364 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18365 floating-point operations with zero and one.
18367 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18369 * doc/install.texi: Correct references to CFLAGS, replacing them
18370 with BOOT_CFLAGS. Document flags used during bootstrap for
18373 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18375 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18376 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18377 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18379 (smin<mode>3): Ditto from similar patterns.
18380 (smax<mode>3): Ditto.
18381 (*ieee_smin<mode>3): Ditto.
18382 (*ieee_smax<mode>3): Ditto.
18383 * config/i386/sse.md (sse): New mode attribute.
18384 (mov<mode>): Macroize expander from movv4sf and movv2df using
18385 SSEMODEF2P mode iterator.
18386 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18387 SSE_VEC_FLOAT_MODE_P as insn constraint.
18388 (storent<mode>): Ditto.
18389 (storent<mode>): Macroize expander from storentsf and storentdf using
18390 MODEF mode iterator.
18391 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18392 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18393 (abs<mode>2): Ditto from similar patterns.
18394 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18395 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18396 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18397 (<sse>_vmsqrt<mode>2): Ditto.
18398 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18399 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18400 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18401 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18402 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18403 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18404 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18406 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18407 iterator and SSE_FLOAT_MODE_P as insn constraint.
18408 (<sse>_ucomi): Ditto from similar patterns.
18409 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18410 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18411 SSE_VEC_FLOAT_MODE_P as insn constraint.
18412 (vcond<mode>): Ditto from similar patterns.
18413 (and<mode>3, *and<mode>3): Ditto.
18414 (<sse>_nand<mode>3): Ditto.
18415 (ior<mode>3, *ior<mode>3): Ditto.
18416 (xor<mode>3, *xor<mode>3): Ditto.
18417 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18418 iterator and SSE_FLOAT_MODE_P as insn constraint.
18419 (*nand<mode>3): Ditto from similar patterns.
18420 (*ior<mode>3): Ditto.
18421 (*xor<mode>3): Ditto.
18423 2008-02-20 Ira Rosen <irar@il.ibm.com>
18425 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18426 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18427 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18429 2008-02-19 Jan Hubicka <jh@suse.cz>
18431 * predict.c (tree_bb_level_predictions): Remove variable next
18432 mistakely introduced by previous commit.
18434 2008-02-19 Jan Hubicka <jh@suse.cz>
18436 * predict.c (predict_paths_leading_to): Rewrite.
18437 (predict_paths_for_bb): New.
18438 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18440 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18443 * Makefile.in (build_file_translate): New.
18444 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18445 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18446 * configure.ac (build_file_translate): Substitute it.
18447 * configure: Regenerate.
18449 2008-02-19 Jan Hubicka <jh@suse.cz>
18451 PR rtl-optimization/34408
18452 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18455 2008-02-19 Jan Hubicka <jh@suse.cz>
18457 PR middle-end/28779
18458 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18461 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18464 * config/i386/i386-modes.def: Revert the last DI alignment
18465 change until Ada people can look into it.
18467 2008-02-19 Nick Clifton <nickc@redhat.com>
18469 * opts.c (print_specific_help): Fix typo in --help text.
18471 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18474 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18475 32-bit inline asm without asm alternatives for host GCC < 3.0.
18477 2008-02-19 Richard Guenther <rguenther@suse.de>
18479 PR tree-optimization/34989
18480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18481 Allow propagation to INDIRECT_REF if we can simplify only.
18483 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18485 * c-common.c (warn_for_collisions_1): Use appropriate option when
18488 2008-02-19 Nick Clifton <nickc@redhat.com>
18491 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18492 (handle_options): Fix indentation.
18493 (print_filtered_help): If no language-specific options were
18494 displayed tell the user how to list all the options supported by
18495 the language's front-end.
18496 (print_specific_help): Fix indentation and remove duplicate line.
18497 (common_handle_option): Handle the -v option.
18498 For --help enable the display of undocumented options if the -v
18499 switch has been included on the command line.
18500 For --help= check for overlaps in the arguments between the option
18501 classes and the language names and issue a warning when they
18502 cannot be disambiguated.
18503 * c.opt (v): Pass on to the common option handler.
18505 2008-02-19 Revital Eres <eres@il.ibm.com>
18507 * modulo-sched.c (sms_schedule): Change dump message when
18508 create_ddg function fails.
18509 (try_scheduling_node_in_cycle): Rename row to cycle.
18510 (print_partial_schedule): Rename CYCLE to ROW.
18512 2008-02-19 Christian Bruel <christian.bruel@st.com>
18513 Zdenek Dvorak <ook@ucw.cz>
18515 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18517 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18520 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18521 (*x86_movdicc_0_m1_se): Ditto.
18523 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18525 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18526 (CMPtype): Define as __gcc_CMPtype.
18527 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18528 (CMPtype): Define as __gcc_CMPtype.
18530 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18532 Support valgrind 3.3 for --enable-checking=valgrind.
18533 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18535 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18536 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18537 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18538 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18539 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18540 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18541 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18543 * ggc-zone.c: Similar.
18544 * ggc-page.c: Similar.
18546 2008-02-19 Paul Brook <paul@codesourcery.com>
18549 * config/arm/ieee754-df.S: Fix do_it typo.
18550 * config/arm/ieee754-sf.S: Fix do_it typo.
18552 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18555 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18556 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18557 (OPTION_MASK_ISA_SSE_SET): Likewise.
18558 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18559 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18560 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18561 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18562 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18563 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18564 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18565 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18566 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18567 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18568 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18569 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18570 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18571 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18572 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18573 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18574 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18575 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18576 (OPTION_MASK_ISA_SSE4): Removed.
18577 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18578 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18579 (override_options): Don't turn on implied SSE/MMX bits in
18582 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18584 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18587 2008-02-18 Joey Ye <joey.ye@intel.com>
18589 PR middle-end/34921
18590 * tree-nested.c (insert_field_into_struct): Set type alignment
18591 to field alignment if the former is less than the latter.
18593 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18595 * BASE-VER: Set to 4.4.0.
18597 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18599 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18600 * doc/cfg.texi: Likewise.
18601 * doc/extend.texi: Likewise.
18602 * doc/gty.texi: Likewise.
18603 * doc/invoke.texi: Likewise.
18604 * doc/loop.texi: Likewise.
18605 * doc/md.texi: Likewise.
18606 * doc/passes.texi: Likewise.
18607 * doc/rtl.texi: Likewise.
18608 * doc/sourcebuild.texi: Likewise.
18609 * doc/tm.texi: Likewise.
18610 * doc/tree-ssa.texi: Likewise.
18612 2008-02-17 Richard Guenther <rguenther@suse.de>
18614 PR middle-end/35227
18615 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18616 without default definition.
18618 2008-02-17 Richard Guenther <rguenther@suse.de>
18620 PR tree-optimization/35231
18621 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18624 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18627 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18629 libgcc_cmp_return mode.
18631 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18634 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18636 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18638 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18641 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18643 * doc/c-tree.texi: Use `@.' where appropriate.
18644 * doc/extend.texi: Likewise.
18645 * doc/install.texi: Likewise.
18646 * doc/invoke.texi: Likewise.
18647 * doc/loop.texi: Likewise.
18648 * doc/makefile.texi: Likewise.
18649 * doc/md.texi: Likewise.
18650 * doc/passes.texi: Likewise.
18651 * doc/standards.texi: Likewise.
18652 * doc/tm.texi: Likewise.
18654 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18656 PR middle-end/35196
18657 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18659 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18660 rather than in entry_bb.
18662 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18664 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18665 libgcc_cmp_return mode.
18667 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18669 PR middle-end/35130
18670 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18671 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18673 2008-02-15 Richard Guenther <rguenther@suse.de>
18674 Zdenek Dvorak <ook@ucw.cz>
18676 PR tree-optimization/35164
18677 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18678 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18679 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18680 Only propagate addresses which do not have abnormal SSA_NAMEs
18683 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18686 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18688 2008-02-15 Jan Hubicka <jh@suse.cz>
18690 PR middle-end/35149
18691 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18693 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18695 PR middle-end/34621
18696 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18697 when calculating alignment_pad.
18699 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18701 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18702 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18703 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18704 and STACK_BOUNDARY define.
18706 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18708 PR preprocessor/35061
18709 * c-pragma.c (handle_pragma_pop_macro): Check that
18710 pushed_macro_table has been allocated.
18712 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18714 PR middle-end/35136
18715 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18716 (force_gimple_operand): Likewise.
18717 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18718 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18719 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18720 (find_interesting_uses_address): Check addressability and alignment
18721 of the base expression only after substituting bases of IVs into it.
18723 2008-02-14 Michael Matz <matz@suse.de>
18726 * function.c (instantiate_virtual_regs_in_insn): Reload address
18727 before falling back to reloading the whole operand.
18729 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18731 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18732 before the first section switch note.
18734 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18736 * doc/bugreport.texi: Update copyright years.
18737 * doc/c-tree.texi: Likewise.
18738 * doc/cfg.texi: Likewise.
18739 * doc/cpp.texi: Likewise.
18740 * doc/cppinternals.texi: Likewise.
18741 * doc/fragments.texi: Likewise.
18742 * doc/frontends.texi: Likewise.
18743 * doc/gcc.texi: Likewise.
18744 * doc/gty.texi: Likewise.
18745 * doc/hostconfig.texi: Likewise.
18746 * doc/implement-c.texi: Likewise.
18747 * doc/libgcc.texi: Likewise.
18748 * doc/loop.texi: Likewise.
18749 * doc/makefile.texi: Likewise.
18750 * doc/options.texi: Likewise.
18751 * doc/passes.texi: Likewise.
18752 * doc/rtl.texi: Likewise.
18753 * doc/sourcebuild.texi: Likewise.
18754 * doc/standards.texi: Likewise.
18755 * doc/tree-ssa.texi: Likewise.
18756 * doc/trouble.texi: Likewise.
18758 * doc/extend.texi: Use @: or add comma where appropriate.
18759 * doc/invoke.texi: Likewise.
18760 * doc/tm.texi: Likewise.
18762 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18765 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18768 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18770 * doc/md.texi (clz, ctz): Add reference.
18771 * doc/rtl.texi (clz, ctz): Likewise.
18773 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18776 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18779 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18781 * config/s390/s390.c (struct constant_pool): New field
18782 emit_pool_after added.
18783 (s390_mainpool_start): Set the emit_pool_after flag according
18784 to the section switch notes.
18785 (s390_mainpool_finish): Consider emit_pool_after when emitting
18786 the literal pool at the end of the function.
18787 (s390_chunkify_start): Force literal pool splits at section
18790 2008-02-13 Michael Matz <matz@suse.de>
18793 * var-tracking.c (clobber_variable_part): Correctly traverse the
18796 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18799 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18800 Add -fdump-ipa-inline.
18801 * tree-dump.c (dump_files): Remove tree-inlined dump.
18802 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18804 2008-02-12 Richard Guenther <rguenther@suse.de>
18806 PR tree-optimization/35171
18807 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18810 2008-02-12 Richard Guenther <rguenther@suse.de>
18812 PR middle-end/35163
18813 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18814 value-preserving mode. Disallow final truncation.
18816 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18818 PR middle-end/35136
18819 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18820 code from here to...
18821 (force_gimple_operand): ...here.
18823 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18826 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18827 non-compatible pointers.
18828 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18829 different FIELD_DECLs, try harder by comparing field offsets, sizes
18832 PR inline-asm/35160
18833 * function.c (match_asm_constraints_1): Don't replace the same input
18836 2008-02-12 Anatoly Sokolov <aesok@post.ru>
18838 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
18839 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
18840 (expand_epilogue): Restore RAMPZ register.
18841 * config/avr/avr.md (RAMPZ_ADDR): New constant.
18843 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
18845 * config/i386/cygwin.asm: (__alloca): Correct calling
18846 convention and alignment.
18847 (__chkstk): Force 8 byte stack alignment.
18849 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
18850 Richard Guenther <rguenther@suse.de>
18852 PR tree-optimization/33992
18853 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
18854 the zero we compare against.
18856 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
18858 PR libfortran/35063
18859 * gthr-win32.h (__gthread_mutex_destroy_function): New function
18860 to CloseHandle after unlocking to prevent accumulation of handle
18863 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18865 PR middle_end/34150
18866 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
18867 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
18868 and update LABEL_NUSES during and after reload.
18870 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
18872 PR middle-end/34627
18873 * combine.c (simplify_if_then_else): Make sure the comparison is
18874 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
18876 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
18879 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
18880 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
18881 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
18882 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
18883 * tree.h (get_type_static_bounds): Likewise.
18885 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18887 * doc/invoke.texi (Option Summary, C++ Dialect Options)
18888 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18889 Make -Wfoo language annotations match what the compiler outputs.
18891 2008-02-08 Sa Liu <saliu@de.ibm.com>
18893 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
18894 intrinsics spu_convts, spu_convtu, spu_convtf.
18896 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
18898 * doc/extend.texi (Function Attributes) <noinline>: Mention
18899 asm ("") as method to keep calls.
18901 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18904 * doc/options.texi (Options): Replace references to opts.sh with
18906 * opts-common.c: Likewise.
18907 * optc-gen.awk: Likewise.
18909 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
18911 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
18913 2008-02-07 Richard Henderson <rth@redhat.com>
18916 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
18917 EXPR_LIST for the REG_EQUAL instead of a comparison with a
18920 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
18922 PR tree-optimization/35085
18923 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
18924 for operand entry oe2 in addition to operand entry oe3 in order to
18925 expose more opportunities for vectorizer sum reduction.
18927 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18930 * Makefile.in (LIBS): Remove $(GMPLIBS).
18931 (cc1-dummy, cc1): Add $(GMPLIBS).
18933 2008-02-06 Jan Hubicka <jh@suse.cz>
18936 * i386.md (moddf_integer): Do not produce partial memory stalls for
18937 targets where it hurts.
18939 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
18942 * optabs.c (expand_float): Do not check for decimal modes when
18943 expanding unsigned integer through signed conversion.
18945 2008-02-06 Nick Clifton <nickc@redhat.com>
18947 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
18948 inside the clobber with a match_operand and duplicated operand
18949 number in the constraint.
18950 (ineqbranchsi): Delete redundant comment.
18952 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
18954 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
18955 builtin_define ("__USE_INIT_FINI__").
18956 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
18958 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
18960 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18962 PR documentation/30330
18963 * doc/invoke.texi (C++ Dialect Options)
18964 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18965 For each warning option -Wfoo that allows -Wno-foo, ensure both
18966 -Wfoo and -Wno-foo are listed in the option index. Fix index
18967 entry of -Wswitch-default, index -Wnormalized= including the
18968 `=', and -Wlarger-than-@var{len} including @var{len}.
18970 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
18972 * config/i386/i386.md (floatunssisf2): Use
18973 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
18974 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
18975 Macroize expander using MODEF mode iterator.
18977 2008-02-05 Diego Novillo <dnovillo@google.com>
18979 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
18982 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
18984 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18987 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
18989 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
18992 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
18993 to indicate if a message should be generated.
18994 (init_cumulative_args): Updated.
18995 (function_value_32): Likewise.
18997 2008-02-05 Joseph Myers <joseph@codesourcery.com>
18999 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19001 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19005 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19007 2008-02-04 Diego Novillo <dnovillo@google.com>
19009 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19012 * tree-vrp.c (vrp_evaluate_conditional): With
19013 -Wtype-limits, emit a warning when comparing against a
19014 constant outside the natural range of OP0's type.
19016 2008-02-04 Richard Guenther <rguenther@suse.de>
19018 PR middle-end/33631
19019 * expr.c (count_type_elements): Give for unions instead of
19022 2008-02-04 Richard Guenther <rguenther@suse.de>
19024 PR middle-end/35043
19025 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19026 to TYPE_DOMAINs base type instead of using bitsizetype here.
19028 2008-02-03 Jason Merrill <jason@redhat.com>
19030 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19032 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19035 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19036 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19037 (RS/6000 and PowerPC Options): Fix typos and markup.
19038 * doc/passes.texi (Tree-SSA passes): Likewise.
19040 2008-02-02 Michael Matz <matz@suse.de>
19043 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19044 from record_last_reg_set_info.
19045 (record_last_reg_set_info): Take an RTX argument, iterate over all
19046 constituent hardregs.
19047 (record_last_set_info, record_opr_changes): Change calls to
19048 new signature or to record_last_reg_set_info_regno.
19050 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19052 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19054 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19056 PR rtl-optimization/34773
19057 * reg-notes.def (EQUAL): Mention significance of combination of
19058 REG_EQUAL and REG_RETVAL.
19059 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19060 insn that has a REG_RETVAL.
19062 2008-02-01 Roger Sayle <roger@eyesopen.com>
19065 * configure.ac (--enable-fixed-point): Disable unless explicitly
19067 * configure: Regenerate.
19069 2008-02-01 Richard Guenther <rguenther@suse.de>
19072 * invoke.texi (-finline-limit): Remove no longer true parts
19073 of the documentation. Note that there is no default value.
19075 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19076 Mark Mitchell <mark@codesourcery.com>
19077 Ben Elliston <bje@au.ibm.com>
19080 * doc/extend.texi (Other Builtins): Document.
19082 2008-01-31 Tom Browder <tom.browder@gmail.com>
19084 * doc/c-tree.texi (Types): Fix grammar.
19085 (Expression trees): Ditto.
19086 * doc/passes.texi (Tree-SSA passes): Ditto.
19088 * doc/configterms.texi (Configure Terms): Fix typo.
19089 * doc/cpp.texi (Common Predefined Macros): Ditto.
19090 * doc/md.texi (Machine Constraints): Ditto.
19092 * doc/makefile.texi (Makefile): Add comma.
19094 2008-01-31 Tom Browder <tom.browder@gmail.com>
19095 Gerald Pfeifer <gerald@pfeifer.com>
19097 * doc/sourcebuild.texi (Front End): Remove references to CVS
19098 and CVSROOT/modules.
19099 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19100 (Back End): Remove reference to CVS.
19102 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19105 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19107 (mips16_gp_pseudo_reg): ...here.
19108 * config/mips/mips.md (load_const_gp): Replace with...
19109 (load_const_gp_<mode>): ...this :P-based insn.
19111 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19113 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19114 options. Minor fixes.
19115 (-std): Move reference to standards closer to where language
19116 standards are first mentioned.
19118 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19120 PR rtl-optimization/34995
19121 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19122 parameter and return a bool. If the rtx parameter is nonnull,
19123 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19124 (find_reloads): Update call accordingly. Pass the new operand
19125 if it needed no address reloads, otherwise pass null.
19127 2008-01-30 Richard Henderson <rth@redhat.com>
19130 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19131 for unbounded arrays.
19133 2008-01-30 Silvius Rus <rus@google.com>
19135 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19137 2008-01-30 Jan Hubicka <jh@suse.cz>
19140 * i386.c (init_cumulative_args): Use real function declaration when
19143 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19145 PR rtl-optimization/34998
19146 * global.c (build_insn_chain): Treat non-subreg_lowpart
19147 SUBREGs of pseudos as clobbering all the words covered by the
19148 SUBREG, not just all the bytes.
19149 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19150 original df_ref rather than an extract parameter.
19151 (global_conflicts): Update call accordingly.
19153 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19155 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19156 the overflow check to make it easier to read.
19157 (__fixtfdi): Change the type of the ll member in union
19158 long_double to UDItype_x.
19160 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19162 PR middle-end/34969
19163 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19164 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19165 * tree-inline.c (fold_marked_statements): Call
19166 cgraph_update_edges_for_call_stmt if folding a call statement.
19167 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19168 debug_generic_stmt calls, reset it back afterwards.
19171 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19173 * c-typeck.c (build_external_ref): Don't pedwarn about
19174 static vars in current function's scope.
19176 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19178 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19180 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19183 * ipa-struct-reorg.c: Fix spelling.
19184 * params.def: Ditto.
19186 2008-01-29 Richard Guenther <rguenther@suse.de>
19188 PR middle-end/35006
19189 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19191 * tree-inline.c (remap_type): Increment remapping_type_depth
19192 around remapping types.
19193 (copy_body_r): Only add referenced variables if they are referenced
19194 from code, not types.
19196 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19207 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19208 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19210 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19213 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19214 pointer for tiny stack.
19216 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19218 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19220 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19222 * config/vx-common.h: Fix typo in comment.
19224 2008-01-28 Ian Lance Taylor <iant@google.com>
19228 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19229 coalesce pointers if they have different DECL_NO_TBAA_P values.
19230 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19231 between variables with different DECL_NO_TBAA_P values.
19233 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19236 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19237 are not legitimate small data references on SPE targets.
19239 2008-01-28 David Daney <ddaney@avtrex.com>
19241 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19243 2008-01-28 David Daney <ddaney@avtrex.com>
19245 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19247 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19249 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19250 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19251 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19252 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19253 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19254 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19255 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19256 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19258 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19260 * basic-block.h (condjump_equiv_p): Fix comment.
19262 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19264 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19265 print_generic_stmt_indented): Fix comment.
19267 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19269 * configure.ac (__stack_chk_fail): Add detecion for availability
19270 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19271 * configure: Regenerate.
19273 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19275 PR middle-end/34688
19276 * final.c (output_addr_const): Handle TRUNCATE.
19278 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19281 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19282 (zero_cost, infinite_cost): New constants.
19283 (struct cost_pair): Change type of cost to comp_cost.
19284 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19285 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19287 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19288 split_address_cost, ptr_difference_cost, difference_cost,
19289 get_computation_cost_at, get_computation_cost,
19290 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19291 determine_use_iv_cost_condition, determine_use_iv_costs,
19292 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19293 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19294 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19295 Change type of cost to comp_cost.
19296 (determine_iv_cost): Increase cost of non-original ivs, instead
19297 of decreasing the cost of original ones.
19298 (get_address_cost): Indicate the complexity of the addressing mode
19300 (try_add_cand_for): Prefer using ivs not specific to some object.
19301 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19303 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19304 Janis Johnson <janis187@us.ibm.com>
19307 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19308 (TARGET_INSTANTIATE_DECLS): Likewise.
19309 * target.h (expand_to_rtl_hook): New target hook.
19310 (instantiate_decls): Likewise.
19311 * function.c (instantiate_decl): Make non-static. Rename to...
19312 (instantiate_decl_rtl): ... this.
19313 (instantiate_expr): Use instantiate_decl_rtl.
19314 (instantiate_decls_1): Likewise.
19315 (instantiate_decls): Likewise.
19316 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19317 * function.h (instantiate_decl_rtl): Add prototype.
19318 * cfgexpand.c (target.h): New include.
19319 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19320 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19321 (TARGET_INSTANTIATE_DECLS): Likewise.
19322 (TARGET_INITIALIZER): New target hooks added.
19323 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19325 * config/rs6000/rs6000.c (tree-flow.h): New include.
19326 (machine_function): Add sdmode_stack_slot field.
19327 (rs6000_alloc_sdmode_stack_slot): New function.
19328 (rs6000_instantiate_decls): Likewise.
19329 (rs6000_secondary_memory_needed_rtx): Likewise.
19330 (rs6000_check_sdmode): Likewise.
19331 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19332 (TARGET_INSTANTIATE_DECLS): Likewise.
19333 (rs6000_hard_regno_mode_ok): Allow SDmode.
19334 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19335 (rs6000_emit_move): Handle SDmode.
19336 (function_arg_advance): Likewise.
19337 (function_arg): Likewise.
19338 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19339 SDmode var args for 32-bit compiles.
19340 (rs6000_secondary_reload_class): Handle SDmode.
19341 (rs6000_output_function_epilogue): Likewise.
19342 (rs6000_function_value): Simplify if statement.
19343 (rs6000_libcall_value): Likewise.
19344 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19345 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19346 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19347 (movsd_hardfloat): New define_insn.
19348 (movsd_softfloat): Likewise.
19349 (movsd_store): Likewise.
19350 (movsd_load): Likewise.
19351 (extendsddd2): Likewise.
19352 (extendsdtd2): Likewise.
19353 (truncddsd2): Likewise.
19354 (movdd_hardfloat64): Fixup comment.
19355 (UNSPEC_MOVSD_LOAD): New constant.
19356 (UNSPEC_MOVSD_STORE): Likewise.
19358 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19361 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19363 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19364 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19365 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19366 and TRUTH_XOR_EXPR.
19368 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19371 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19372 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19373 __LONGDOUBLE128 too.
19374 * config/rs6000/aix61.h: New file.
19376 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19378 PR rtl-optimization/34959
19379 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19380 popcount and parity rtxes the same mode as their operand.
19381 Truncate or extend the result to the return value's mode
19384 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19387 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19388 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19389 to GOT_VERSION_REGNUM.
19390 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19391 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19392 * config/mips/mips.c (mips_emit_call_insn): New function.
19393 (mips_call_tls_get_addr): Call mips_expand_call directly.
19394 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19396 (mips16_build_call_stub): Likewise. Return the call insn or null.
19397 (mips_expand_call): Update the call to mips16_build_call_stub
19398 accordingly and a remove redundant condition. Assert that MIPS16
19399 stubs do not use lazy binding. Use mips_emit_call_insn and return
19401 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19403 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19404 (mips_avoid_hazard): Remove hazard_set handling.
19405 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19406 (UNSPEC_RESTORE_GP): ...this.
19407 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19408 (FAKE_CALL_REGNO): Rename to...
19409 (GOT_VERSION_REGNUM): ...this.
19410 (type): Add "ghost" value. Add an associated insn reservation.
19411 (hazard_set): Remove.
19412 (exception_receiver): Rename to...
19413 (restore_gp): ...this and update the unspec identifier accordingly.
19414 (exception_receiver, nonlocal_got_receiver): New expanders.
19415 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19416 FAKE_CALL_REGNO. Remove hazard_set attribute.
19417 (set_got_version, update_got_version): New patterns.
19419 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19422 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19424 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19427 * doc/install.texi2html: Generate gcc-vers.texi.
19429 2008-01-25 DJ Delorie <dj@redhat.com>
19431 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19433 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19435 * config/c4x: Remove directory.
19436 * config.gcc (crx-*, mt-*): Mark obsolete.
19437 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19438 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19439 sh-*-rtemscoff*): Remove cases.
19440 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19441 * real.c (encode_c4x_single, decode_c4x_single,
19442 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19443 c4x_extended_format): Remove.
19444 * real.h (c4x_single_format, c4x_extended_format): Remove.
19445 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19447 (Pragmas): Remove comment about c4x pragmas.
19448 * doc/install.texi (c4x): Remove target-specific instructions.
19449 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19450 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19451 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19452 refer to C4x source files as examples.
19453 (C4X_FLOAT_FORMAT): Remove documentation.
19455 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19457 * config/bfin/bfin.c (override_options): Reorder tests so that
19458 flag_pic gets enabled for -msep-data.
19460 2008-01-25 Richard Guenther <rguenther@suse.de>
19462 PR middle-end/32244
19463 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19464 to its bitfield precision if required.
19466 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19468 PR middle-end/33880
19469 * tree-nested.c (walk_omp_for): New function.
19470 (convert_nonlocal_reference, convert_local_reference): Call
19471 walk_omp_for on OMP_FOR.
19472 (convert_call_expr): Call walk_body on OMP_FOR's
19473 OMP_FOR_PRE_INIT_BODY.
19475 2008-01-25 Richard Guenther <rguenther@suse.de>
19477 PR tree-optimization/34966
19478 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19479 default defs and PHI_NODEs we have to insert after the
19480 defining statement.
19482 2008-01-24 Nick Clifton <nickc@redhat.com>
19484 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19485 Provide a default definition.
19486 (LIBGCC2_UNITS_PER_WORD): Likewise.
19488 * config/stormy16/stormy16.c: Include df.h for the prototype
19489 for df_regs_ever_live_p.
19490 (xstormy16_expand_builtin_va_start): Convert the stack offset
19491 into a component_ref and then use POINTER_PLUS_EXPR to add it
19492 to the incoming_virtual_args_rtx.
19493 (xstormy16_gimplify_va_arg_expr): Rename to
19494 xstormy16_gimplify_va_arg_expr.
19495 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19496 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19497 xstormy16_gimplify_va_arg_expr.
19498 Fix up some formatting issues.
19500 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19501 Move to predicates.md.
19502 (xs_hi_general_operand): Likewise.
19503 (xs_hi_nonmemory_operand): Likewise.
19504 * config/stormy16/predicates.md:
19505 (xstormy16_carry_plus_operand): New predicate.
19506 (xs_hi_general_operand): New predicate.
19507 (xs_hi_nonmemory_operand): New predicate.
19508 * config/stormy16/stormy16-protos.h:
19509 (xstormy16_carry_plus_operand): Delete prototype.
19510 (xs_hi_general_operand): Likewise.
19511 (xs_hi_nonmemory_operand): Likewise.
19513 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19514 modifiers as they are no longer needed and they can trigger
19515 reload spill failures.
19517 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19518 with a match_operand in order to help reload.
19520 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19521 constraint with 'e' for the 8th alternative as this version of
19522 the mov.w instruction only accepts the lower 8 registers.
19524 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19527 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19528 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19531 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19533 PR middle-end/33333
19534 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19536 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19538 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19540 (remove_structure): Update allocations list before removing structure.
19542 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19544 * ipa-struct-reorg.c (is_safe_cond_expr,
19545 create_new_stmts_for_cond_expr): Use integer_zerop function,
19546 that recognize not only zero-pointer, but zero-integer too.
19548 2008-01-25 Ben Elliston <bje@au.ibm.com>
19551 * fixproto: Escape "." in sed expression that strips leading "./".
19553 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19556 * gcc.c (SWITCH_OK): Removed.
19557 (SWITCH_LIVE): Changed to bit.
19558 (SWITCH_FALSE): Likewise.
19559 (SWITCH_IGNORE): Likewise.
19560 (switchstr): Change live_cond to unsigned int.
19561 (process_command): Replace SWITCH_OK with 0.
19562 (do_self_spec): Likewise.
19563 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19564 (give_switch): Likewise.
19565 (used_arg): Likewise.
19566 (do_spec_1): Set the SWITCH_IGNORE bit.
19567 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19568 bits. Set the SWITCH_LIVE bit.
19570 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19572 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19574 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19576 PR tree-optimization/34472
19577 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19578 parameter to a "bool *" and set *DATA to false if there is
19579 an unsafe access. Do not delete the structure here.
19580 (check_cond_exprs): Delete it here instead.
19581 (check_cond_exprs, exclude_cold_structs): Do not increase
19582 I when removing a structure.
19584 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19587 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19588 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19590 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19592 PR middle-end/34934
19593 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19594 a fixed vector for stack.
19596 2008-01-24 Ben Elliston <bje@au.ibm.com>
19599 * doc/gcc.texi (Software development): Add a direntry for g++.
19601 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19603 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19604 stale and straggling -fforce-addr comments above.
19606 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19608 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19609 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19611 2008-01-23 Michael Matz <matz@suse.de>
19614 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19617 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19619 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19620 malloc result type.
19622 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19624 * config/avr/avr.c (avr_current_arch): New variable.
19625 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19626 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19627 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19628 (avr_override_options): Init 'avr_current_arch'.
19629 (base_arch_s): Move from here...
19630 * config/avr/avr.h (base_arch_s): ... here. Add new members
19631 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19632 'mega' to 'have_jmp_call'.
19633 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19634 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19636 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19638 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19639 MULTILIB_MATCHES): Ditto.
19641 2008-01-23 Richard Guenther <rguenther@suse.de>
19643 PR middle-end/31529
19644 * cgraphunit.c (cgraph_reset_node): Always mark the node
19645 not reachable if it is not queued already.
19647 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19649 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19650 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19651 (cputype_selected): New static variable.
19652 (bfin_handle_option): Set it if -mcpu is used.
19653 (override_option): Select default set of workarounds if no cpu type
19654 selected on the command line.
19655 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19657 From Michael Frysinger <michael.frysinger@analog.com>
19658 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19659 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19661 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19662 for bf547, bf523, bf524, and bf526.
19663 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19665 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19666 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19667 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19668 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19669 * doc/invoke.texi (Blackfin Options): Document that
19670 -mcpu now accept bf547, bf523, bf524, and bf526.
19672 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19674 PR rtl-optimization/34628
19675 * combine.c (try_combine): Stop and undo after the first combination
19676 if an autoincrement side-effect on the first insn has effectively
19679 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19682 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19683 Offset addresses are not valid for Altivec or paired float modes.
19685 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19688 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19689 if DECL_INITIAL (decl) is error_mark_node.
19692 * c-common.c (handle_vector_size_attribute): Only allow
19693 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19694 the same way as pointer, array etc. types.
19695 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19698 * tree.c (build_type_attribute_qual_variant): Call
19699 build_qualified_type if attributes are equal, but quals are not.
19701 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19704 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19705 * flags.h (warn_strict_aliasing): Remove.
19706 (warn_strict_overflow): Remove.
19707 * opts.c (warn_strict_aliasing): Remove.
19708 (warn_strict_overflow): Remove.
19709 * c-opts.c (c_common_handle_option): -Wall only sets
19710 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19711 (c_common_post_options): Give default values to -Wstrict-aliasing
19712 and -Wstrict-overflow if they are uninitialized.
19713 * common.opt (Wstrict-aliasing): Specify Var and Init.
19714 (Wstrict-overflow): Likewise.
19716 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19718 PR rtl-optimization/26854
19719 PR rtl-optimization/34400
19720 PR rtl-optimization/34884
19721 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19723 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19724 (df_rd_bb_info.expanded_lr_out): Deleted
19725 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19726 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19727 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19728 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19729 Removed code to allocate, initialize or free expanded_lr_out.
19730 (df_rd_bb_local_compute_process_def): Restructured to make more
19732 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19733 sets if the sets are being trimmed.
19735 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19738 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19739 (as_vers): Likewise.
19740 * configure: Regenerated.
19742 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19744 PR middle-end/33092
19745 * tree-pass.h (pass_build_alias): New pass.
19746 * tree-ssa-alias.c (gate_build_alias): New.
19747 (pass_build_alias): New.
19748 * passes.c (init_optimization_passes): Add pass_build_alias after
19749 pass_create_structure_vars.
19751 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19753 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19754 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19755 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19756 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19757 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19758 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19759 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19760 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19761 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19762 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19763 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19764 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19765 * config/s390/s390.md (FP_ALL): New mode iterator.
19766 (_d): New mode attribute.
19767 ("*signbit<mode>2>"): Changed mode of first operand.
19768 ("isinf<mode>2"): Changed mode of first operand.
19769 ("*TDC_insn"): Adaptation for DFP modes.
19771 2008-01-22 Ben Elliston <bje@au.ibm.com>
19773 * tree.c (check_qualified_type): Improve function description.
19775 2008-01-21 Jason Merrill <jason@redhat.com>
19778 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19779 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19782 2008-01-21 DJ Delorie <dj@redhat.com>
19784 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19787 2008-01-21 Richard Guenther <rguenther@suse.de>
19789 PR middle-end/34856
19790 * tree-cfg.c (verify_expr): Allow all invariant expressions
19791 instead of just constant class ones as reference argument.
19792 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19793 like any other constant.
19794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19796 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19798 * regmove.c (fixup_match_1): Update call crossed frequencies.
19800 2008-01-21 Richard Guenther <rguenther@suse.de>
19803 * tree-inline.c (setup_one_parameter): Deal with mismatched
19804 types using a VIEW_CONVERT_EXPR.
19806 2008-01-21 Alon Dayan <alond@il.ibm.com>
19807 Olga Golovanevsky <olga@il.ibm.com>
19809 PR tree-optimization/34701
19810 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19811 when the structure size is not a power of 2.
19813 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19815 * doc/install.texi: Add doc for --enable-checking=df.
19817 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19819 PR rtl-optimization/34808
19820 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19822 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19824 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19827 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19829 PR rtl-optimization/26854
19830 PR rtl-optimization/34400
19831 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19833 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19834 (df_rd_bb_info.expanded_lr_out): New.
19835 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19836 * loop_iv.c (iv_analysis_loop_init): Ditto.
19837 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19838 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19839 Added code to allocate, initialize or free expanded_lr_out.
19840 (df_rd_bb_local_compute_process_def): Restructured to make
19841 more understandable.
19842 (df_rd_confluence_n): Add code to do nothing with fake edges and
19843 code to no apply invalidate_by_call sets if the sets are being trimmed.
19844 (df_lr_local_finalize): Renamed to df_lr_finalize.
19845 (df_live_local_finalize): Renamed to df_live_finalize.
19847 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19850 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
19851 deciding whether to use reciprocal instructions.
19853 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
19855 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
19856 dwarf2out_note_section_used if cold_text_section is NULL.
19858 2008-01-19 Jakub Jelinek <jakub@redhat.com>
19860 PR gcov-profile/34610
19861 * tree-cfg.c (make_edges): Mark both outgoing edges from
19862 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
19863 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
19864 from OMP_FOR and OMP_CONTINUE outgoing edges.
19866 * tree-profile.c (tree_profiling): Return early if
19867 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
19869 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
19870 from cfun to child_cfun.
19871 * function.h (struct function): Add after_tree_profile bit.
19873 2008-01-19 Anatoly Sokolov <aesok@post.ru>
19875 * config/avr/avr.S (_exit): Disable interrupt.
19877 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
19878 Steven Bosscher <stevenb.gcc@gmail.com>
19880 PR rtl-optimization/26854
19881 PR rtl-optimization/34400
19882 * df-problems.c (df_live_scratch): New scratch bitmap.
19883 (df_live_alloc): Allocate df_live_scratch when doing df_live.
19884 (df_live_reset): Clear the proper bitmaps.
19885 (df_live_bb_local_compute): Only process the artificial defs once
19886 since the order is not important.
19887 (df_live_init): Init the df_live sets only with the variables
19888 found live by df_lr.
19889 (df_live_transfer_function): Use the df_lr sets to prune the
19890 df_live sets as they are being computed.
19891 (df_live_free): Free df_live_scratch.
19893 2008-01-18 Ian Lance Taylor <iant@google.com>
19895 * common.opt: Add fmerge-debug-strings.
19896 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
19897 flag_merge_debug_strings rather than flag_merge_constants.
19898 * doc/invoke.texi (Option Summary): Mention
19899 -fmerge-debug-strings.
19900 (Debugging Options): Document -fmerge-debug-strings.
19902 2008-01-18 Ian Lance Taylor <iant@google.com>
19905 * tree.h (DECL_IS_OPERATOR_NEW): Define.
19906 (struct tree_function_decl): Add new field operator_new_flag.
19907 * tree-inline.c (expand_call_inline): When inlining a call to
19908 operator new, force the return value to go into a variable, and
19909 set DECL_NO_TBAA_P on that variable.
19910 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
19912 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
19915 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
19916 DWARF2_DEBUGGING_INFO.
19917 (dwarf2out_note_section_used): Ditto. Add prototype.
19918 (have_multiple_function_sections, text_section_used,
19919 cold_text_section_used, *cold_text_sections): Move declarations
19922 2008-01-17 Bob Wilson <bob.wilson@acm.org>
19924 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
19925 field and add signal_ra.
19926 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
19927 assignments to frame state pc. Move end of stack check after
19928 MD_FALLBACK_FRAME_STATE_FOR.
19929 (uw_update_context_1): Use frame state signal_regs if set, instead
19930 of checking signal_frame flag.
19931 (uw_update_context): Use frame state signal_ra if set.
19932 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
19933 * config/xtensa/linux-unwind.h: New file.
19935 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
19937 * modulo-sched.c (get_sched_window): Fix comment typo.
19939 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
19941 PR tree-optimization/34648
19942 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
19944 2008-01-17 Anatoly Sokolov <aesok@post.ru>
19946 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
19947 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
19949 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
19951 PR rtl-optimization/34400
19952 * df-core.c (df_worklist_dataflow_overeager,
19953 df_worklist_dataflow_doublequeue): New functions.
19954 (df_worklist_dataflow): Two different worklist solvers.
19955 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
19958 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19961 * doc/invoke.texi: Document the dependence on pthread for fopenmp
19962 and ftree-parallelize-loops.
19964 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
19966 PR rtl-optimization/34826
19967 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
19969 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
19971 * global.c (find_reg): Mark the eh regs as used if necessary.
19972 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
19973 * ra.h (struct allocno): no_eh_reg field added. Changed
19974 no_stack_reg type to bitfield.
19976 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
19978 * tree.c (substitute_in_expr): Add missing 'break'.
19980 2008-01-17 Richard Guenther <rguenther@suse.de>
19982 PR tree-optimization/34825
19983 * tree-ssa-math-opts.c (is_division_by): Do not recognize
19984 x / x as division to handle.
19986 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19988 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
19989 "-pthread" is specified.
19990 * pa-hpux11.h (LIB_SPEC): Likewise.
19992 2008-01-16 Janis Johnson <janis187@us.ibm.com>
19993 Peter Bergner <bergner@vnet.ibm.com>
19995 PR rtl-optimization/33796
19996 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
19998 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20000 PR libgfortran/34699
20001 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20003 * pa-hpux10.h (LINK_SPEC): Likewise.
20004 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20006 2008-01-16 Richard Guenther <rguenther@suse.de>
20008 PR middle-end/32628
20009 * fold-const.c (fold_convert_const_int_from_int): Do not
20010 set overflow if that occured only because of a sign extension
20011 change when converting from/to a sizetype with the same
20012 precision and signedness.
20014 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20017 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20018 location address to the correct place. Update copyright year.
20020 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20022 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20023 no dependences in the dependence_relations vector.
20025 2008-01-16 Jan Hubicka <jh@suse.cz>
20027 PR rtl-optimization/31396
20028 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20029 * cfg.c (dump_reg_info): Print it.
20030 * regs.h (struct reg_info_t): add freq_calls_crossed.
20031 (REG_FREQ_CALLS_CROSSED): New macro.
20032 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20033 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20034 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20035 regmove_optimize): Update call crossed frequencies.
20036 * local-alloc.c (struct qty): Add freq_calls_crossed.
20037 (alloc_qty): Copute freq_calls_crossed.
20038 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20039 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20040 * ra.h (struct allocno): Add freq_calls_crossed.
20042 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20044 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20045 libgomp when compiling with ftree-parallelize-loops.
20046 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20048 2008-01-16 Richard Guenther <rguenther@suse.de>
20050 PR tree-optimization/34769
20051 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20052 * tree.c (int_cst_value): Instead make this function more
20053 permissive in what it accepts as valid input. Document this
20054 function always sign-extends the value.
20056 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20057 Richard Guenther <rguenther@suse.de>
20060 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20061 (gimple_fold_indirect_ref_rhs): ... this.
20062 (gimple_fold_indirect_ref): New function with foldings
20063 that preserve lvalueness.
20064 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20065 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20066 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20067 to fold an INDIRECT_REF, fall back to the old use of
20068 fold_indirect_ref_1.
20070 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20072 * tree-data-ref.c (subscript_dependence_tester_1): Call
20073 free_conflict_function.
20074 (compute_self_dependence): Same.
20076 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20079 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20080 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20082 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20083 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20084 for DWARF2_UNWIND_INFO targets.
20086 2008-01-16 Richard Guenther <rguenther@suse.de>
20089 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20090 type qualifiers for function types.
20092 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20094 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20095 loop_iterator li from previous commit.
20097 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20099 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20101 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20103 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20104 (parallelize_loops): Don't parallelize irreducible components.
20106 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20109 * c-opts (c_common_post_options): Do not enable CPP
20110 flag_pedantic_errors by default.
20112 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20114 PR rtl-optimization/31944
20115 * cse.c (remove_pseudo_from_table): New function.
20116 (merge_equiv_classes): Use above function to remove pseudo-registers.
20117 (invalidate): Likewise.
20119 2008-01-13 Richard Guenther <rguenther@suse.de>
20121 PR middle-end/34601
20122 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20123 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20125 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20127 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20128 validate_change to unshare the source of the PC set.
20130 2008-01-12 Jan Hubicka <jh@suse.cz>
20132 PR middle-end/32135
20133 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20134 references above array bounds. This might trigger bounds checks for
20135 pointers to arrays.
20137 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20139 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20140 new_replaceable_dependencies.
20142 2008-01-12 Doug Kwan <dougkwan@google.com>
20144 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20145 instead of OPT_Wreturn_type in warning due to ignored return type
20147 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20148 options included in -Wextra.
20149 * c.opt: New option -Wignored_qualifiers.
20150 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20151 -Wignore_qualifiers.
20152 (-Wignored-qualifiers): Document.
20153 (-Wreturn-type): Remove description of functionality now handled
20154 by -Wignored-qualifiers.
20156 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20159 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20160 NOP_EXPR if it is between integral types with the same precision.
20162 2008-01-12 Jan Hubicka <jh@suse.cz>
20165 * invoke.texi (max-inline-recursive-depth): Fix default value.
20167 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20169 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20172 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20174 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20176 2008-01-11 James E. Wilson <wilson@specifix.com>
20179 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20181 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20183 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20184 save/restore frame pointer register and don't use 'call-prologues'
20185 optimization in function with "OS_task" attribute.
20187 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20189 PR middle-end/31309
20190 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20191 when copying to memory.
20193 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20195 PR rtl-optimization/30905
20196 * cfgcleanup.c: Include dce.h
20197 (crossjumps_occured): New global variable.
20198 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20199 If something changed, set crossjumps_occured to true.
20200 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20201 Don't add/remove fake edges to exit here...
20202 (cleanup_cfg): ...but do it here, when crossjumping.
20203 Run a fast DCE when successful crossjumps occured in the latest
20204 iteration of try_optimize_cfg.
20206 2008-01-11 Richard Guenther <rguenther@suse.de>
20208 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20209 (struct vn_unary_op_s): Likewise.
20210 (vn_reference_insert): Free old reference on hash collision.
20212 2008-01-10 Raksit Ashok <raksit@google.com>
20214 PR rtl-optimization/27971
20215 * combine.c (find_split_point): Split PLUS expressions which are
20216 inside a MEM rtx, and whose first operand is complex.
20218 2008-01-10 DJ Delorie <dj@redhat.com>
20220 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20221 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20222 (m32c_hard_regno_ok): Call the underlying function.
20224 2008-01-10 Richard Guenther <rguenther@suse.de>
20226 PR middle-end/34683
20227 * tree-cfg.c (tree_merge_blocks): Do not go through the
20228 full-blown folding and stmt updating path if we just deal
20229 with virtual operands.
20230 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20231 test for abnormal SSA_NAMEs.
20233 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20235 PR middle-end/34641
20236 * reload.c (push_reload): Add assertions. All constants from
20237 reg_equiv_constant should have been used for replacing the respective
20239 (find_reloads_address): Invoke find_reloads_address_part for
20240 constant taken from the reg_equiv_constant array.
20242 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20244 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20245 field (valnum) the first in the struct. Replace bools with
20248 2008-01-10 Richard Guenther <rguenther@suse.de>
20250 PR tree-optimization/34651
20251 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20252 types and ordering for masking and converting.
20254 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20256 PR tree-optimization/34017
20257 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20258 also for PHI_NODE expressions.
20260 2008-01-09 Jan Hubicka <jh@suse.cz>
20262 PR tree-optimization/34708
20263 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20264 based on number of case labels.
20265 (init_inline_once): Remove switch_cost.
20266 * tree-inline.h (eni_weights_d): Remove switch_cost.
20268 2008-01-09 Richard Guenther <rguenther@suse.de>
20269 Andrew Pinski <andrew_pinski@playstation.sony.com>
20271 PR middle-end/30132
20272 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20273 temporary if an rvalue is ok or an lvalue is not required.
20275 2008-01-09 Richard Guenther <rguenther@suse.de>
20277 PR middle-end/34458
20278 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20279 adjust return type.
20281 2008-01-09 Richard Guenther <rguenther@suse.de>
20283 PR middle-end/34679
20284 * tree.c (host_integerp): Check for sizetype only if the
20285 type is an integer type.
20287 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20290 * opts.c (decode_options): Disable inlining of functions called
20291 once if not in unit-at-a-time mode.
20293 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20295 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20297 2008-01-08 Richard Guenther <rguenther@suse.de>
20299 PR middle-end/31863
20300 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20301 out early if the result will be unused.
20303 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20308 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20309 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20312 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20314 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20315 for vectorization tuned.
20317 2008-01-08 Richard Guenther <rguenther@suse.de>
20319 PR tree-optimization/34683
20320 * tree-ssa-operands.c (operand_build_cmp): Export.
20321 * tree-ssa-operands.h (operand_build_cmp): Declare.
20322 * tree-vn.c (vuses_compare): Remove.
20323 (sort_vuses): Use operand_build_cmp.
20324 (sort_vuses_heap): Likewise.
20325 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20326 to re-use old VEC if available. Do not sort already sorted VUSEs.
20327 (vdefs_to_vec): Do not sort already sorted VDEFs.
20329 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20331 PR middle-end/34694
20332 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20334 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20337 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20338 limitations of reciprocal sequences on x86 targets.
20340 2008-01-08 Richard Guenther <rguenther@suse.de>
20342 PR tree-optimization/34683
20343 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20345 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20348 * config/darwin.c (darwin_mergeable_string_section): Don't use
20349 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20351 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20354 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20355 negxf2. Macroize expander using X87MODEF mode iterator. Change
20356 predicates of op0 and op1 to register_operand.
20357 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20358 expander using X87MODEF mode iterator. Change predicates of
20359 op0 and op1 to register_operand.
20360 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20361 corresponding patterns and macroize using MODEF macro. Change
20362 predicates of op0 and op1 to register_operand and remove
20363 "m" constraint. Disparage "r" alternative with "!".
20364 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20365 macroize using X87MODEF macro. Change predicates of op0 and op1
20366 to register_operand and remove "m" constraint. Disparage "r"
20367 alternative with "!".
20368 (absneg splitter with memory operands): Remove.
20369 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20370 patterns and macroize using X87MODEF mode iterator.
20371 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20372 Change predicate of op1 to register_operand.
20373 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20374 for memory operands.
20376 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20378 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20380 2008-01-07 Richard Guenther <rguenther@suse.de>
20382 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20385 2008-01-07 Richard Guenther <rguenther@suse.de>
20387 PR tree-optimization/34683
20388 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20389 VOPs of the needed size to save memory. Use VEC_quick_push
20390 to save compile-time.
20391 (vdefs_to_vec): Likewise.
20393 2008-01-07 Sa Liu <saliu@de.ibm.com>
20395 * config/spu/spu.md (divdf3): Genetate inline code for double
20396 division. The implementation doesn't handle INF or NAN, therefore it
20397 only applies when -ffinite-math-only is given.
20399 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20402 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20403 * doc/cpp.texi ([Common Predefined Macros]): Document.
20405 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20407 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20408 order to use commutative addition instead of subtraction.
20410 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20411 Mircea Namolaru <namolaru@il.ibm.com>
20412 Vladimir Yanovsky <yanov@il.ibm.com>
20413 Revital Eres <eres@il.ibm.com>
20415 PR tree-optimization/34263
20416 * tree-outof-ssa.c (process_single_block_loop_latch,
20417 contains_tree_r): New functions.
20418 (analyze_edges_for_bb): Call process_single_block_loop_latch
20419 function to empty single-basic-block latch block if possible.
20421 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20423 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20425 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20427 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20429 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20431 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20433 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20435 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20437 PR tree-optimization/34618
20438 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20441 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20444 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20445 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20446 Update copyright year.
20448 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20449 Update copyright year.
20450 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20453 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20455 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20456 edge does not point to current bb before changing need_assert.
20458 2008-01-04 Richard Guenther <rguenther@suse.de>
20460 PR middle-end/34029
20461 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20462 for verifying purposes if they are is_gimple_min_invariant.
20464 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20466 PR tree-optimization/34448
20467 PR tree-optimization/34465
20468 * gimplify.c (gimplify_init_constructor): Add new parameter
20469 notify_temp_creation. Use it.
20470 (gimplify_modify_expr_rhs): Take volatiles into account when
20471 optimizing constructors.
20472 Do not optimize constructors if gimplify_init_constructor will dump to
20474 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20475 * gcc.c-torture/compile/pr34448.c: New.
20477 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20479 PR gcov-profile/34609
20480 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20481 return_slot if result is TREE_ADDRESSABLE.
20483 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20485 * config/mips/mips.md (sqrt_condition): Tweak comment.
20486 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20488 2008-01-03 Tom Tromey <tromey@redhat.com>
20491 * c-common.c (c_type_hash): Handle VLAs.
20493 2008-01-03 Jan Hubicka <jh@suse.cz>
20495 PR tree-optimization/31081
20496 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20497 0 when inlining and not inlining to first basic block.
20498 (remap_decl): When var is initialized to 0, don't set default_def.
20499 (expand_call_inline): Set entry_bb.
20500 * tree-inline.h (copy_body_data): Add entry_bb.
20502 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20505 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20508 PR tree-optimization/29484
20509 * tree-inline.c (inline_forbidden_p_2): New function.
20510 (inline_forbidden_p): Disallow inlining if some static var
20511 has an address of a local LABEL_DECL in its initializer.
20512 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20515 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20517 PR tree-optimization/34635
20518 * tree-data-ref.c (add_other_self_distances): Make sure that the
20519 evolution step is constant.
20521 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20523 PR middle-end/34608
20524 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20526 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20528 * tree-sra.c (scalarize_init): Insert the generate_element_init
20529 statements after the generate_element_zero statements.
20531 2008-01-02 Richard Guenther <rguenther@suse.de>
20533 PR middle-end/34093
20534 PR middle-end/31976
20535 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20536 for very large number of operands instead of ICEing.
20538 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20541 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20542 while stack probing.
20544 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20546 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20549 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20551 PR libmudflap/26442
20552 * tree-mudflap.c (mx_register_decls): Guard warning by
20553 !DECL_ARTIFICIAL check.
20555 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20557 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20558 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20559 sse5_perm<mode>): Fix constraints.