1 2009-11-09 Jason Merrill <jason@redhat.com>
3 * gdbinit.in (pgq): New function for printing gimple sequence.
5 2009-11-09 Paul Brook <paul@codesourcery.com>
6 Daniel Jacobowitz <dan@codesourcery.com>
7 Sandra Loosemore <sandra@codesourcery.com>
9 * doc/extend.texi (Half-Precision): Update wording to reflect
10 that there are now multiple -mfpu options that enable fp16
12 * doc/invoke.texi: Update list of ARM -mfpu= options.
13 * config.gcc: Update ARM --with-fpu option list.
14 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
15 vfpv3xd and vfpv3xd-fp16.
16 (use_vfp_abi): New function.
17 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
19 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
20 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
21 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
22 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
24 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
26 (arm_print_operand): Handle 'p' modifier.
27 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
29 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
30 (TARGET_FP16): Define.
31 * config/arm/vfp.md: Disable double-precision patterns if the FPU
32 does not provide them.
33 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
34 double-precision values on a single-precision FPU.
35 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
36 double-precision constants.
37 (movhf_vfp_neon): New pattern (was movhf_vfp).
38 (movhf_vfp): Remove NEON instructions.
39 * config/arm/constraints.md: Add new "Dy" constraint for
40 double-precision constants. Update description of "Dv".
41 * config/arm/arm.md: Disable double-precision patterns if the FPU
44 2009-11-09 Jakub Jelinek <jakub@redhat.com>
46 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
47 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
50 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
52 * collect2.c (main): Search PLUGIN_LD for plugin linker.
54 * configure.ac (--with-plugin-ld): New. Default to ld.
55 * configure: Regenerated.
56 * config.in: Likewise.
58 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
59 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
61 2009-11-08 Jonathan Gray <jsg@openbsd.org>
63 * config/openbsd-stdint.h: Change to reflect what
64 c_common_nodes_and_builtins expects.
66 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
68 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
70 2009-11-08 Jakub Jelinek <jakub@redhat.com>
73 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
74 function contains at least one local dynamic name.
75 (print_operand) <case '&'>: Instead output operand lossage diagnostics
78 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
79 Joern Rennecke <amylaar@spamcop.net>
81 * cfgrtl.c (pass_free_cfg): Add pass name.
82 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
83 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
84 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
85 * df-core.c (pass_df_initialize_no_opt): Likewise.
86 * except.c (pass_rtl_eh): Likewise.
87 * function.c (pass_init_function, pass_leaf_regs): Likewise.
88 * gcse.c (pass_rtl_pre): Change pass name.
89 * passes.c (pass_postreload): Add pass name.
90 (make_pass_instance): Don't use duplicate-tracking logic for
91 names starting with '*'.
92 (next_pass_1): Assert that pass has a name.
93 (register_one_dump_file): If there is an space in the name,
95 * predict.c (pass_strip_predict_hints): Add pass name.
96 * reg-stack.c (pass_stack_regs): Likewise.
97 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
98 * tree-cfg.c (pass_warn_function_return,
99 pass_warn_function_noreturn): Add pass name.
100 * tree-dfa.c (pass_referenced_vars): Likewise.
101 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
102 Fix whitespace before comment.
103 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
104 (pass_init_datastructures): Add pass name.
105 * tree-ssa-loop.c (pass_record_bounds): Likewise.
106 * tree-ssa.c (pass_early_warn_uninitialized,
107 pass_late_warn_uninitialized): Likewise.
108 * tree.c (pass_ipa_free_lang_data): Likewise.
109 * doc/passes.texi (pass manager): Document how to disambiguate
112 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
114 * df-problems.c: Fix documentation for forward simulation of LR.
115 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
116 (df_simulate_finalize_forwards): Remove.
117 * df.h (df_simulate_finalize_forwards): Remove.
119 2009-11-08 Richard Guenther <rguenther@suse.de>
121 * tree-ssa-structalias.c (build_succ_graph): Properly make
122 variables escape if they are stored to anything.
124 2009-11-08 Richard Guenther <rguenther@suse.de>
126 PR rtl-optimization/41928
127 * loop-invariant.c (free_loop_data): If we didn't allocate
128 loop data do not try to free it.
130 2009-11-07 Jason Merrill <jason@redhat.com>
132 * tree.c (reconstruct_complex_type): Preserve attributes.
134 2009-11-07 Richard Guenther <rguenther@suse.de>
136 * tree-ssa-structalias.c (build_succ_graph): Feed stores
137 to anything only to variables that can take pointers.
138 (get_constraint_for_ssa_var): Properly exclude full
139 variables from expanding.
140 (first_vi_for_offset): Avoid overflow in arithmetic.
141 (first_or_preceding_vi_for_offset): Likewise.
142 (count_num_arguments): Fix implementation.
143 (gate_ipa_pta): Do not run when not optimizing.
145 2009-11-07 David Binderman <dcb314@hotmail.com>
147 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
148 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
149 set but not used variables.
150 (apply_args_reg_offset): Comment out as unused.
151 * calls.c (flags_from_decl_or_type): Likewise.
152 * genautomata.c (check_regexp_units_distribution): Likewise.
154 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
157 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
158 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
159 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
160 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
161 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
162 operand alternatives.
164 2009-11-06 Michael Matz <matz@suse.de>
167 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
168 of a potential reciprocal to really be reciprocals.
170 2009-11-06 Jakub Jelinek <jakub@redhat.com>
172 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
173 lwpintrin.h after immintrin.h.
174 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
178 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
179 or non-constant index, allow index one past the last element and
180 allow exceeding array bound in arrays that might be used as flexible
183 2009-11-05 Richard Henderson <rth@redhat.com>
185 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
187 2009-11-05 Paul Brook <paul@codesourcery.com>
189 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
191 (all_fpus): Add FPU details.
192 (fp_model_for_fpu): Remove.
193 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
194 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
195 (arm_file_start): Use arm_fpu_desc.
196 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
197 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
199 (TARGET_FPA_EMU2): Define.
200 (arm_fp_model, fputype, arm_fpu_tune): Remove.
201 (vfp_reg_type, arm_fpu_desc): New.
202 * config/arm/arm.md (attr fpu): Simplify.
203 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
204 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
205 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
206 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
207 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
209 2009-11-05 Michael Matz <matz@suse.de>
211 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
213 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
216 2009-11-04 Jason Merrill <jason@redhat.com>
219 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
220 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
221 (output_constant): Avoid crash after error.
223 2009-11-05 Martin Jambor <mjambor@suse.cz>
225 * tree-sra.c (struct access): Changed comment of next_sibling field.
226 (analyze_modified_params): Loop over accesses of a group rather than
227 over all with the ame base, pass a common bitmap to
229 (unmodified_by_ref_scalar_representative): Build link lists of
231 (splice_param_accesses): Likewise.
233 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
235 * df-scan.c (df-uses-record): Add case zero_extract of mem.
237 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
241 * config/i386/i386.md (probe_stack): New expander.
242 (logical operation peepholes): Do not split stack checking probes.
244 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
245 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
247 * doc/invoke.texi (-mlwp): Add documentation.
248 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
249 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
251 * config/i386/lwpintrin.h: New file, provide x86 compiler
253 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
254 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
255 * config/i386/i386-c.c (ix86_target_macros_internal): Check
257 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
258 * config/i386/i386.opt (-mlwp): New switch for LWP support.
259 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
260 (OPTION_MASK_ISA_LWP_UNSET): New.
261 (ix86_handle_option): Handle -mlwp.
262 (isa_opts): Handle -mlwp.
263 (enum pta_flags): Add PTA_LWP.
264 (override_options): Add LWP support.
265 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
266 (IX86_BUILTIN_LLWPCB32): Ditto.
267 (IX86_BUILTIN_LLWPCB64): Ditto.
268 (IX86_BUILTIN_SLWPCB16): Ditto.
269 (IX86_BUILTIN_SLWPCB32): Ditto.
270 (IX86_BUILTIN_SLWPCB64): Ditto.
271 (IX86_BUILTIN_LWPVAL16): Ditto.
272 (IX86_BUILTIN_LWPVAL32): Ditto.
273 (IX86_BUILTIN_LWPVAL64): Ditto.
274 (IX86_BUILTIN_LWPINS16): Ditto.
275 (IX86_BUILTIN_LWPINS32): Ditto.
276 (IX86_BUILTIN_LWPINS64): Ditto.
277 (enum ix86_special_builtin_type): Add LWP intrinsic support.
278 (builtin_description): Ditto.
279 (ix86_init_mmx_sse_builtins): Ditto.
280 (ix86_expand_special_args_builtin): Ditto.
281 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
283 (UNSPEC_SLWP_INTRINSIC): Ditto.
284 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
285 (UNSPECV_LWPINS_INTRINSIC): Ditto.
286 (lwp_llwpcbhi1): New lwp pattern.
287 (lwp_llwpcbsi1): Ditto.
288 (lwp_llwpcbdi1): Ditto.
289 (lwp_slwpcbhi1): Ditto.
290 (lwp_slwpcbsi1): Ditto.
291 (lwp_slwpcbdi1): Ditto.
292 (lwp_lwpvalhi3): Ditto.
293 (lwp_lwpvalsi3): Ditto.
294 (lwp_lwpvaldi3): Ditto.
295 (lwp_lwpinshi3): Ditto.
296 (lwp_lwpinssi3): Ditto.
297 (lwp_lwpinsdi3): Ditto.
299 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
300 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
303 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
306 2009-11-04 Richard Guenther <rguenther@suse.de>
307 Rafael Avila de Espindola <espindola@google.com>
309 * gcc.c (process_command): Handle arguments name@offset.
311 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
312 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
314 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
316 * config/i386/xopintrin.h: New file, provide common x86 compiler
318 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
319 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
320 * config/i386/i386-c.c(ix86_target_macros_internal): Check
322 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
323 * config/i386/i386.opt (-mxop): New switch for XOP support.
324 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
325 (UNSPEC_XOP_TRUEFALSE)
327 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
328 (PPERM_*): New constants for vpperm instruction.
329 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
330 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
331 (OPTION_MASK_ISA_XOP_UNSET): New.
332 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
333 (ix86_handle_option): Handle -mxop.
334 (isa_opts): Handle -mxop.
335 (enum pta_flags): Add PTA_XOP.
336 (override_options): Add XOP support.
337 (print_operand): Add code for XOP compare instructions.
338 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
339 (ix86_expand_int_vcond): Extend for XOP compare instruction.
341 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
342 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
343 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
344 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
345 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
346 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
347 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
349 (IX86_BUILTIN_VPCMOV256): Ditto.
350 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
351 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
352 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
353 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
354 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
355 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
357 (IX86_BUILTIN_VPPERM): Ditto.
359 (IX86_BUILTIN_VPMACSSWW): Ditto.
360 (IX86_BUILTIN_VPMACSWW): Ditto.
361 (IX86_BUILTIN_VPMACSSWD): Ditto.
362 (IX86_BUILTIN_VPMACSWD): Ditto.
363 (IX86_BUILTIN_VPMACSSDD): Ditto.
364 (IX86_BUILTIN_VPMACSDD): Ditto.
365 (IX86_BUILTIN_VPMACSSDQL): Ditto.
366 (IX86_BUILTIN_VPMACSSDQH): Ditto.
367 (IX86_BUILTIN_VPMACSDQL): Ditto.
368 (IX86_BUILTIN_VPMACSDQH): Ditto.
369 (IX86_BUILTIN_VPMADCSSWD): Ditto.
370 (IX86_BUILTIN_VPMADCSWD): Ditto.
372 (IX86_BUILTIN_VPHADDBW): Ditto.
373 (IX86_BUILTIN_VPHADDBD): Ditto.
374 (IX86_BUILTIN_VPHADDBQ): Ditto.
375 (IX86_BUILTIN_VPHADDWD): Ditto.
376 (IX86_BUILTIN_VPHADDWQ): Ditto.
377 (IX86_BUILTIN_VPHADDDQ): Ditto.
378 (IX86_BUILTIN_VPHADDUBW): Ditto.
379 (IX86_BUILTIN_VPHADDUBD): Ditto.
380 (IX86_BUILTIN_VPHADDUBQ): Ditto.
381 (IX86_BUILTIN_VPHADDUWD): Ditto.
382 (IX86_BUILTIN_VPHADDUWQ): Ditto.
383 (IX86_BUILTIN_VPHADDUDQ): Ditto.
384 (IX86_BUILTIN_VPHSUBBW): Ditto.
385 (IX86_BUILTIN_VPHSUBWD): Ditto.
386 (IX86_BUILTIN_VPHSUBDQ): Ditto.
388 (IX86_BUILTIN_VPROTB): Ditto.
389 (IX86_BUILTIN_VPROTW): Ditto.
390 (IX86_BUILTIN_VPROTD): Ditto.
391 (IX86_BUILTIN_VPROTQ): Ditto.
392 (IX86_BUILTIN_VPROTB_IMM): Ditto.
393 (IX86_BUILTIN_VPROTW_IMM): Ditto.
394 (IX86_BUILTIN_VPROTD_IMM): Ditto.
395 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
397 (IX86_BUILTIN_VPSHLB): Ditto.
398 (IX86_BUILTIN_VPSHLW): Ditto.
399 (IX86_BUILTIN_VPSHLD): Ditto.
400 (IX86_BUILTIN_VPSHLQ): Ditto.
401 (IX86_BUILTIN_VPSHAB): Ditto.
402 (IX86_BUILTIN_VPSHAW): Ditto.
403 (IX86_BUILTIN_VPSHAD): Ditto.
404 (IX86_BUILTIN_VPSHAQ): Ditto.
406 (IX86_BUILTIN_VFRCZSS): Ditto.
407 (IX86_BUILTIN_VFRCZSD): Ditto.
408 (IX86_BUILTIN_VFRCZPS): Ditto.
409 (IX86_BUILTIN_VFRCZPD): Ditto.
410 (IX86_BUILTIN_VFRCZPS256): Ditto.
411 (IX86_BUILTIN_VFRCZPD256): Ditto.
413 (IX86_BUILTIN_VPCOMEQUB): Ditto.
414 (IX86_BUILTIN_VPCOMNEUB): Ditto.
415 (IX86_BUILTIN_VPCOMLTUB): Ditto.
416 (IX86_BUILTIN_VPCOMLEUB): Ditto.
417 (IX86_BUILTIN_VPCOMGTUB): Ditto.
418 (IX86_BUILTIN_VPCOMGEUB): Ditto.
419 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
420 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
422 (IX86_BUILTIN_VPCOMEQUW): Ditto.
423 (IX86_BUILTIN_VPCOMNEUW): Ditto.
424 (IX86_BUILTIN_VPCOMLTUW): Ditto.
425 (IX86_BUILTIN_VPCOMLEUW): Ditto.
426 (IX86_BUILTIN_VPCOMGTUW): Ditto.
427 (IX86_BUILTIN_VPCOMGEUW): Ditto.
428 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
429 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
431 (IX86_BUILTIN_VPCOMEQUD): Ditto.
432 (IX86_BUILTIN_VPCOMNEUD): Ditto.
433 (IX86_BUILTIN_VPCOMLTUD): Ditto.
434 (IX86_BUILTIN_VPCOMLEUD): Ditto.
435 (IX86_BUILTIN_VPCOMGTUD): Ditto.
436 (IX86_BUILTIN_VPCOMGEUD): Ditto.
437 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
438 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
440 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
441 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
442 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
443 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
444 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
445 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
446 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
447 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
449 (IX86_BUILTIN_VPCOMEQB): Ditto.
450 (IX86_BUILTIN_VPCOMNEB): Ditto.
451 (IX86_BUILTIN_VPCOMLTB): Ditto.
452 (IX86_BUILTIN_VPCOMLEB): Ditto.
453 (IX86_BUILTIN_VPCOMGTB): Ditto.
454 (IX86_BUILTIN_VPCOMGEB): Ditto.
455 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
456 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
458 (IX86_BUILTIN_VPCOMEQW): Ditto.
459 (IX86_BUILTIN_VPCOMNEW): Ditto.
460 (IX86_BUILTIN_VPCOMLTW): Ditto.
461 (IX86_BUILTIN_VPCOMLEW): Ditto.
462 (IX86_BUILTIN_VPCOMGTW): Ditto.
463 (IX86_BUILTIN_VPCOMGEW): Ditto.
464 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
465 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
467 (IX86_BUILTIN_VPCOMEQD): Ditto.
468 (IX86_BUILTIN_VPCOMNED): Ditto.
469 (IX86_BUILTIN_VPCOMLTD): Ditto.
470 (IX86_BUILTIN_VPCOMLED): Ditto.
471 (IX86_BUILTIN_VPCOMGTD): Ditto.
472 (IX86_BUILTIN_VPCOMGED): Ditto.
473 (IX86_BUILTIN_VPCOMFALSED): Ditto.
474 (IX86_BUILTIN_VPCOMTRUED): Ditto.
476 (IX86_BUILTIN_VPCOMEQQ): Ditto.
477 (IX86_BUILTIN_VPCOMNEQ): Ditto.
478 (IX86_BUILTIN_VPCOMLTQ): Ditto.
479 (IX86_BUILTIN_VPCOMLEQ): Ditto.
480 (IX86_BUILTIN_VPCOMGTQ): Ditto.
481 (IX86_BUILTIN_VPCOMGEQ): Ditto.
482 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
483 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
485 (enum multi_arg_type): New enum for describing the various XOP
486 intrinsic argument types.
487 (bdesc_multi_arg): New table for XOP intrinsics.
488 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
489 (ix86_expand_multi_arg_builtin): New function for creating XOP
492 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
493 (xop_pmacsww): Ditto.
494 (xop_pmacssww): Ditto.
495 (xop_pmacsdd): Ditto.
496 (xop_pmacssdd): Ditto.
497 (xop_pmacssdql): Ditto.
498 (xop_pmacssdqh): Ditto.
499 (xop_pmacsdql): Ditto.
500 (xop_pmacsdql_mem): Ditto.
501 (xop_mulv2div2di3_low): Ditto.
502 (xop_pmacsdqh): Ditto.
503 (xop_pmacsdqh_mem): Ditto.
504 (xop_mulv2div2di3_high): Ditto.
505 (xop_pmacsswd): Ditto.
506 (xop_pmacswd): Ditto.
507 (xop_pmadcsswd): Ditto.
508 (xop_pmadcswd): Ditto.
509 (xop_pcmov_<mode>): Ditto.
510 (xop_pcmov_<mode>)256: Ditto.
511 (xop_phaddbw): Ditto.
512 (xop_phaddbd): Ditto.
513 (xop_phaddbq): Ditto.
514 (xop_phaddwd): Ditto.
515 (xop_phaddwq): Ditto.
516 (xop_phadddq): Ditto.
517 (xop_phaddubw): Ditto.
518 (xop_phaddubd): Ditto.
519 (xop_phaddubq): Ditto.
520 (xop_phadduwd): Ditto.
521 (xop_phadduwq): Ditto.
522 (xop_phaddudq): Ditto.
523 (xop_phsubbw): Ditto.
524 (xop_phsubwd): Ditto.
525 (xop_phsubdq): Ditto.
527 (rotl<mode>3): Ditto.
528 (rotr<mode>3): Ditto.
529 (xop_rotl<mode>3): Ditto.
530 (xop_rotr<mode>3): Ditto.
531 (vrotr<mode>3): Ditto.
532 (vrotl<mode>3): Ditto.
533 (xop_vrotl<mode>3): Ditto.
534 (vlshr<mode>3): Ditto.
535 (vashr<mode>3): Ditto.
537 (xop_ashl<mode>3): Ditto.
538 (xop_lshl<mode>3): Ditto.
543 (xop_frcz<mode>2): Ditto.
544 (xop_vmfrcz<mode>2): Ditto.
545 (xop_frcz<mode>2256): Ditto.
546 (xop_maskcmp<mode>3): Ditto.
547 (xop_maskcmp_uns<mode>3): Ditto.
548 (xop_maskcmp_uns2<mode>3): Ditto.
549 (xop_pcom_tf<mode>3): Ditto.
551 * doc/invoke.texi (-mxop): Add documentation.
552 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
554 2009-11-03 Mark Mitchell <mark@codesourcery.com>
557 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
558 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
559 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
561 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
564 * arm.md (peephole2 patterns for move and compare): New.
566 2009-11-04 Nick Clifton <nickc@redhat.com>
568 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
569 Make sure that it does not allow CONST_DOUBLEs.
570 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
571 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
572 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
573 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
574 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
575 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
576 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
577 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
578 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
579 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
580 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
581 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
582 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
583 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
584 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
586 2009-11-04 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/41919
589 * tree-vrp.c (test_for_singularity): Properly compare values.
591 2009-11-04 Revital Eres <eres@il.ibm.com>
593 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
594 Consider peeling for alignment only for stores and remove
595 redundant assignment.
597 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
600 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
601 (m68k_ok_for_sibcall_p): Handle different result return locations.
603 2009-11-04 Richard Guenther <rguenther@suse.de>
605 * c-opts.c (c_common_post_options): Move LTO option processing
607 * opts.c (decode_options): ... here.
609 2009-11-04 Jakub Jelinek <jakub@redhat.com>
611 * c-common.c (fold_offsetof_1): Use %wd instead of
612 HOST_WIDE_INT_PRINT_DEC.
614 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
616 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
619 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
621 * config.gcc (vax-*-linux*): Keep the original contents of
622 tmake_file while adding vax/t-linux.
624 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
628 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
629 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
630 (STACK_CHECK_MOVING_SP): Likewise.
631 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
632 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
633 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
634 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
635 Document PROBE_STACK.
636 * explow.c (anti_adjust_stack_and_probe): New function.
637 (allocate_dynamic_stack_space): Do not directly allocate space if
638 STACK_CHECK_MOVING_SP, instead invoke above function.
639 (emit_stack_probe): Handle probe_stack insn.
640 (PROBE_INTERVAL): New macro.
641 (STACK_GROW_OPTAB): Likewise.
642 (STACK_GROW_OFF): Likewise.
643 (probe_stack_range): Use Pmode and memory_address consistently. Fix
644 loop condition in the small constant case. Rewrite in the general
645 case to be immune to wraparounds. Make sure the address of probes
646 is valid. Try to use [base + disp] addressing mode if possible.
647 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
648 checking is enabled and STACK_CHECK_MOVING_SP.
649 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
650 return 1 for volatile references to the stack pointer.
651 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
652 __builtin_alloca if stack checking is enabled.
653 * unwind-dw2.c (uw_identify_context): Take into account whether the
654 context is that of a signal frame or not.
655 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
656 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
658 2009-11-03 Jakub Jelinek <jakub@redhat.com>
660 PR rtl-optimization/41917
661 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
662 operand isn't known to be 0, return 1.
664 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
666 * config/mips/mips.md: Fix typos.
668 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
670 * doc/invoke.texi: Fix typo.
672 2009-11-03 Paul Brook <paul@codesourcery.com>
674 * config/arm/neon.ml (vectype): Add T_floatSF.
675 (string_of_vectype): Ditto.
676 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
677 (deftypes): Use float for float32_t.
678 * config/arm/arm_neon.h: Regenerate.
680 2009-11-03 Nick Clifton <nickc@redhat.com>
681 Kevin Buettner <kevinb@redhat.com>
683 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
684 order of expected registers.
685 (rx_load_multiple_vector): Likewise.
686 (rx_rtsd_vector): Likewise.
687 * config/rx/rx.c (rx_cpu_type): New variable.
688 (rx_print_operand): Fix bug printing 64-bit constant values.
689 (rx_emit_stack_pushm): Reverse order of pushed registers.
690 (gen_rx_store_vector): Likewise.
691 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
693 (is_exception_func): Rename to is_interrupt_func and only accept
694 "interrupt" as the attribute name.
695 (rx_get_stack_layout): Use new function name.
696 (rx_func_attr_inlinable): Likewise.
697 (rx_attribute_table): Remove "exception".
698 (rx_expand_prologue): If necessary push the accumulator register
699 in the prologue of interrupt functions.
700 (rx_expand_epilogue): If necessary pop the accumulator.
701 (rx_builtins): Add RX_BUILTIN_MVTIPL.
702 (rx_expand_builtin_stz): Remove.
703 (rx_expand_builtin_mvtipl): New function.
704 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
705 (rx_expand_builtin): Likewise.
706 (rx_enable_fpu): New variable.
707 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
708 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
709 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
710 (enum rx_cpu_types): Define.
711 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
712 (INCOMING_FRAME_SP_OFFSET): Define.
713 (ARG_POINTER_CFA_OFFSET): Define.
714 (FRAME_POINTER_CFA_OFFSET): Define.
715 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
716 (ALLOW_RX_FPU_INSNS): Define.
717 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
718 fast_math_flags_set_p.
719 (UNSPEC_BUILTIN_MVTIPL): Define.
720 (revl): Rename to bswapsi2.
721 (bswaphi2): New pattern.
722 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
725 (mvtc): Remove clobber of cc0.
728 * config/rx/rx.opt (mieee): Remove.
733 (msave-acc-in-interrupts): Add.
734 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
735 (MULTILIB_DIRS): Likewise.
736 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
737 * doc/extend.texi: Remove description of "exception" function
739 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
740 -msave-acc-in-interrupts options.
742 2009-11-03 Richard Guenther <rguenther@suse.de>
744 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
746 2009-11-03 Dodji Seketeli <dodji@redhat.com>
749 * c-common.c (fold_offsetof_1): Issue errors when the member
750 designator of the offsetof expression is not legitimate.
752 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
755 names instead of numerical constants.
756 (sse_prologue_save): Ditto.
757 (*sse_prologue_save_insn): Ditto.
759 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
763 (TARGET_CALL_ESP): New define.
764 * config/i386/i386.c (initial_ix86_tune_features): Initialize
766 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
767 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
768 *call_1, *call_value_pop_1 and *call_value_1. Depend on
770 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
771 New patterns, use "lsm" as operand 1 constraint.
772 * config/i386/predicates.md (call_insn_operand): Depend on
773 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
775 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
777 PR tree-optimization/41857
778 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
779 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
781 * tree-ssa-address.c (move_hint_to_base): New function.
782 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
783 address space associated with TYPE.
784 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
785 most_expensive_mult_to_index. Call move_hint_to_base.
786 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
787 TYPE to addr_to_parts.
789 2009-11-02 Martin Jambor <mjambor@suse.cz>
791 PR tree-optimization/41750
792 * tree-sra.c (analyze_modified_params): Loop over all
793 representatives of components of a parameter.
795 2009-11-02 Jakub Jelinek <jakub@redhat.com>
797 PR tree-optimization/41841
798 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
799 local variables of not yet materialized clones.
802 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
803 for a VOIDmode variable.
806 * c-pragma.c (visstack): Change into vector of ints rather than
807 enum symbol_visibility.
808 (push_visibility): Add kind argument, push default_visibility together
810 (pop_visibility): Add kind argument, return true if successful, fail
811 if visibility stack is empty or if stack top is of different kind.
812 (handle_pragma_visibility): Don't check length of visstack, instead
813 call pop_visibility and issue diagnostics if it failed. Pass 0
814 as last argument to push_visibility and pop_visibility.
815 * c-pragma.h (push_visibility): Add kind argument.
816 (pop_visibility): Likewise. Return bool instead of void.
818 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
820 * tree.def (TARGET_MEM_REF): Update comment.
821 * alias.c (get_alias_set): Retrieve the original memory reference for
822 a TARGET_MEM_REF before proceeding.
824 2009-10-31 Anatoly Sokolov <aesok@post.ru>
826 * config/frv/frv.c (frv_function_value, frv_libcall_value,
827 frv_function_value_regno_p): New functions.
828 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
829 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
830 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
831 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
833 2009-10-31 Anatoly Sokolov <aesok@post.ru>
835 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
836 new 'outgoing' argument.
837 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
838 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
839 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
840 LIBCALL_VALUE): Remove.
841 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
842 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
843 (mh10300_function_value_regno_p): Declare.
845 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
847 * config/arm/cortex-a9.md: New - integer pipeline description.
849 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
851 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
852 aborting if the sizes of the two references don't match.
854 2009-10-31 Toon Moene <toon@moene.org>
856 * ipa-inline.c (cgraph_decide_inlining):
857 Include reason for not inlining called-once functions in dump file.
859 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
861 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
862 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
863 (LINK_SPEC): BE_LINK_SPEC added.
865 2009-10-30 Richard Guenther <rguenther@suse.de>
868 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
870 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
872 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
873 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
876 2009-10-30 Martin Jambor <mjambor@suse.cz>
878 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
880 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
883 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
884 first. Move assert on stack_alignment_estimated just before
885 setting stack_realign_needed.
886 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
887 Don't call update_stack_boundary.
889 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
890 (verride_options): Don't check ix86_force_align_arg_pointer here.
891 (ix86_function_ok_for_sibcall): Use it.
892 (ix86_update_stack_boundary): Likewise.
894 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
896 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
898 * arm.md (QHSI): New mode iterator.
899 (movqi): If generating for thumb, then truncate any immediate to
901 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
903 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
906 2009-10-29 Cary Coutant <ccoutant@google.com>
909 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
910 locations in the source).
911 (store_vcall_insn): New function.
912 (lookup_vcall_insn): New function.
913 (dwarf2out_virtual_call_token): Use store_vcall_insn.
914 (dwarf2out_copy_call_info): New function.
915 (dwarf2out_virtual_call): Use lookup_vcall_insn.
916 * emit-rtl.c (try_split): Call copy_call_info debug hook.
917 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
918 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
919 (debug_nothing_rtx_rtx): New dummy hook.
920 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
921 (xcoff_debug_hooks): Likewise.
922 * sdbout.c (sdb_debug_hooks): Likewise.
923 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
925 2009-10-29 David Daney <ddaney@caviumnetworks.com>
927 * doc/invoke.texi (mmcount-ra-address): Document new command line
929 * config/mips/mips.opt (mmcount-ra-address): New option.
930 * config/mips/mips-protos.h (mips_function_profiler): Declare new
932 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
934 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
935 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
937 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
938 mips_function_profiler.
940 2009-10-29 Steve Ellcey <sje@cup.hp.com>
944 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
945 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
946 * optc-gen.awk (cl_target_option_restore): Include call to
947 targetm.override_options_after_change.
948 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
949 * target.h (override_options_after_change): New.
950 * c-common.c (parse_optimize_options): Call
951 targetm.override_options_after_change.
952 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
953 (ia64_override_options_after_change): New.
954 (ia64_override_options) Add call to above.
956 2009-10-29 Michael Matz <matz@suse.de>
958 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
959 (gate_convert_to_rsqrt): Ditto.
960 (pass_convert_to_rsqrt): Ditto.
961 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
962 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
965 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
967 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
969 * config/arm/arm.c (find_best_start): Fix type of remainder to be
972 2009-10-29 Martin Jambor <mjambor@suse.cz>
974 PR tree-optimization/41775
975 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
976 (generate_subtree_copies): Do not unshare agg.
977 (load_assign_lhs_subreplacements): Do not unshare rhs.
978 (sra_modify_assign): Do not unshare exprs.
979 (propagate_subacesses_accross_link): Renamed to
980 propagate_subaccesses_across_link.
982 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
984 * arm.c (count_insns_for_constant): Rework to support counting for
985 thumb2 immediates as well.
986 (find_best_start): Split out from arm_gen_constant.
987 (arm_gen_constant): Rework to support XOR with immediate.
989 2009-10-29 Chao-ying Fu <fu@mips.com>
991 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
993 (mips_expand_synci_loop): Use the length rtx to control the
994 synci loop from the begin rtx that points to the first byte of
997 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
999 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1001 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1003 * dbxout.c (dbxout_common_check): Accept non public trees.
1004 * dwarf2out.c (fortran_common): Accept non public trees.
1006 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1008 * common.opt (fuse-linker-plugin): New option.
1009 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1011 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1013 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1015 PR rtl-optimization/39715
1016 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1017 (gen_cstoresi_ltu_thumb1): New splitter.
1019 2009-10-28 Richard Guenther <rguenther@suse.de>
1023 * tree-ssa.c (useless_type_conversion_p): Do not treat
1024 conversions to pointers to incomplete types as useless.
1025 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1028 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1030 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1031 vt_expand_loc unnecessarily when location is not a register nor
1035 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1036 fields don't have DECL_NAME.
1039 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1040 call convert_memory_address on addr.
1043 * config/i386/i386.c (ix86_pic_register_p): Don't call
1044 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1046 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1048 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1049 a variable part from its REG, MEM or VALUE.
1051 2009-10-28 Richard Guenther <rguenther@suse.de>
1053 * gimple.c (gimple_get_alias_set): Fix comment typo.
1055 2009-10-28 Richard Guenther <rguenther@suse.de>
1057 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1058 (free_lang_data): Unconditionally compute alias sets for all
1059 standard integer types. Bail out if gate bailed out previously.
1060 Do not reset the types_compatible_p langhook.
1061 (gate_free_lang_data): Remove.
1062 (struct pass_ipa_free_lang_data): Enable unconditionally.
1063 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1066 2009-10-28 Richard Guenther <rguenther@suse.de>
1069 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1070 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1071 (call_may_clobber_ref_p_1): Likewise.
1072 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1073 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1075 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1077 PR rtl-optimization/41812
1080 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1082 * df-problems.c (df_md_scratch): New.
1083 (df_md_alloc, df_md_free): Allocate/free it.
1084 (df_md_local_compute): Only include live registers in init.
1085 (df_md_transfer_function): Prune the in-set computed by
1086 the confluence function, and the gen-set too.
1088 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1090 PR rtl-optimization/39715
1091 * combine.c (simplify_comparison): Use extensions to
1092 widen comparisons. Try an ANDing first.
1094 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1096 PR rtl-optimization/40741
1097 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1098 a small constant is cheap.
1099 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1100 force_reg on the LHS.
1101 (xorsi3): Likewise, and split the XOR if the constant is complex
1102 and not in Thumb mode.
1104 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1106 * expmed.c (emit_store_flag): Check costs before
1107 transforming to the opposite representation.
1109 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1111 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1112 cstore result to DImode.
1114 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1116 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1117 inside the unspec vector.
1119 2009-10-27 Richard Henderson <rth@redhat.com>
1121 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1123 2009-10-27 Richard Henderson <rth@redhat.com>
1126 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1127 eh_region_may_contain_throw; update users.
1128 (eh_region_may_contain_throw): New function.
1129 (lower_catch): Check flag_exceptions before creating exception region.
1130 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1131 (lower_cleanup): Tidy existing flag_exceptions check to match.
1133 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1136 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1137 * config/i386/mingw.opt: Add fset-stack-executable.
1138 * config/i386/i386.c (ix86_trampoline_init): Make call to
1139 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1140 defined and its value is not zero.
1143 2009-10-27 Richard Guenther <rguenther@suse.de>
1145 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1146 handle calls to externally visible functions like in regular mode.
1147 (create_variable_info_for): Do not create function infos here.
1148 (have_alias_info): Remove write-only variable.
1149 (solve_constraints): New function split out from common code
1150 in compute_points_to_sets and ipa_pta_execute.
1151 (compute_points_to_sets): Adjust.
1152 (ipa_pta_execute): Likewise. Handle clones and externally visible
1153 functions like in non-IPA mode.
1155 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1158 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1161 2009-10-27 Richard Guenther <rguenther@suse.de>
1163 * tree-complex.c (expand_complex_div_wide): Check for
1164 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1166 2009-10-27 Revital Eres <eres@il.ibm.com>
1168 PR tree-optimization/40648
1169 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1170 Change decision of when to peel for alignment.
1172 2009-10-27 Richard Guenther <rguenther@suse.de>
1175 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1177 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1180 * fold-const.c (fold_binary_loc): Do not call
1181 protected_set_expr_location.
1183 2009-10-27 Wei Guozhi <carrot@google.com>
1186 * target.h (have_conditional_execution): Add a new target hook
1188 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1189 * targhooks.h (default_have_conditional_execution): Likewise.
1190 * targhooks.c (default_have_conditional_execution): Likewise.
1191 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1192 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1193 (arm_have_conditional_execution): New function.
1194 * ifcvt.c (noce_process_if_block, find_if_header,
1195 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1196 macro HAVE_conditional_execution to a target hook call.
1197 * recog.c (peephole2_optimize): Likewise.
1198 * sched-rgn.c (add_branch_dependences): Likewise.
1199 * final.c (asm_insn_count, final_scan_insn): Likewise.
1200 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1202 2009-10-26 Ben Elliston <bje@au.ibm.com>
1203 Michael Meissner <meissner@linux.vnet.ibm.com>
1204 Ulrich Weigand <uweigand@de.ibm.com>
1206 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1207 * config/spu/spu_cache.h: New file.
1209 * config/spu/cachemgr.c: New file.
1210 * config/spu/cache.S: New file.
1212 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1213 (ADDR_SPACE_EA): Define.
1214 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1215 * config/spu/spu.c (EAmode): New macro.
1216 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1217 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1218 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1219 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1220 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1221 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1222 (TARGET_ASM_SELECT_SECTION): Likewise.
1223 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1224 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1225 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1226 (ea_symbol_ref): New function.
1227 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1228 (spu_addr_space_legitimate_address_p): New function.
1229 (spu_addr_space_legitimize_address): Likewise.
1230 (cache_fetch): New global.
1231 (cache_fetch_dirty): Likewise.
1232 (ea_alias_set): Likewise.
1233 (ea_load_store): New function.
1234 (ea_load_store_inline): Likewise.
1235 (expand_ea_mem): Likewise.
1236 (spu_expand_mov): Handle __ea qualified memory references.
1237 (spu_addr_space_pointer_mode): New function.
1238 (spu_addr_space_address_mode): Likewise.
1239 (spu_addr_space_subset_p): Likewise.
1240 (spu_addr_space_convert): Likewise.
1241 (spu_section_type_flags): Handle "._ea" section.
1242 (spu_select_section): New function.
1243 (spu_unique_section): Likewise.
1244 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1245 and __EA64__ predefined macros.
1246 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1247 -matomic-updates switches.
1249 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1250 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1251 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1252 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1253 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1254 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1255 $(T)cache128k.o): Likewise.
1256 ($(T)libgcc_%.a): Likewise.
1258 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1259 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1260 (-maddress-space-conversion): Likewise.
1261 (-mcache-size=): Likewise.
1262 (-matomic-updates): Likewise.
1263 * doc/invoke.texi (-mea32/-mea64): Document.
1264 (-maddress-space-conversion): Likewise.
1265 (-mcache-size=): Likewise.
1266 (-matomic-updates): Likewise.
1268 2009-10-26 Ben Elliston <bje@au.ibm.com>
1269 Michael Meissner <meissner@linux.vnet.ibm.com>
1270 Ulrich Weigand <uweigand@de.ibm.com>
1272 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1274 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1275 defined, add the named address space keywords.
1276 (c_addr_space_name): New function.
1277 (complete_array_type): Preserve named address space.
1278 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1279 instead of targetm.valid_pointer_mode.
1281 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1282 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1283 (ADDR_SPACE_KEYWORD): New macro.
1284 (c_addr_space_name): Add prototype.
1286 * c-tree.h (struct c_declspecs): Add address_space member.
1287 (declspecs_add_addrspace): Add prototype.
1289 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1291 * c-parser.c (c_parse_init): Add assertion.
1292 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1293 (c_lex_one_token): Handle address space keywords.
1294 (c_token_starts_typename): Likewise.
1295 (c_token_starts_declspecs): Likewise.
1296 (c_parser_declspecs): Likewise.
1297 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1298 literal within function qualified with named address space.
1300 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1301 address space qualifiers.
1302 (shadow_tag_warned): Warn about useless address space qualifiers.
1303 (quals_from_declspecs): Handle address space qualifiers.
1304 (grokdeclarator): Likewise.
1305 (build_null_declspecs): Likewise.
1306 (declspecs_add_addrspace): New function.
1308 * c-typeck.c (addr_space_superset): New function.
1309 (qualify_type): Handle named address spaces.
1310 (composite_type): Likewise.
1311 (common_pointer_type): Likewise.
1312 (comp_target_types): Likewise.
1313 (build_conditional_expr): Likewise.
1314 (handle_warn_cast_qual): Likewise.
1315 (build_c_cast): Likewise.
1316 (convert_for_assignment): Likewise.
1317 (build_binary_op): Likewise.
1318 (pointer_diff): Handle named address spaces. Use intermediate
1319 integer type of sufficient size if required.
1321 2009-10-26 Ben Elliston <bje@au.ibm.com>
1322 Michael Meissner <meissner@linux.vnet.ibm.com>
1323 Ulrich Weigand <uweigand@de.ibm.com>
1325 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1326 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1327 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1329 * target.h (struct target_def): Add pointer_mode, address_mode,
1330 and valid_pointer_mode to addr_space substructure.
1331 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1332 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1333 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1334 (TARGET_ADDR_SPACE_HOOKS): Add them.
1335 * targhooks.c (target_default_pointer_address_modes_p): New function.
1336 * target.h (target_default_pointer_address_modes_p): Add prototype.
1337 * targhooks.c (default_addr_space_pointer_mode): New function.
1338 (default_addr_space_address_mode): Likewise.
1339 (default_addr_space_valid_pointer_mode): Likewise.
1340 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1341 (default_addr_space_address_mode): Likewise.
1342 (default_addr_space_valid_pointer_mode): Likewise.
1343 * output.h (default_valid_pointer_mode): Move to ...
1344 * targhooks.h (default_valid_pointer_mode): ... here.
1345 * varasm.c (default_valid_pointer_mode): Move to ...
1346 * targhooks.c (default_valid_pointer_mode): ... here.
1348 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1349 instead of targetm.valid_pointer_mode.
1351 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1352 * tree.c (integer_pow2p): Likewise.
1353 (tree_log2): Likewise.
1354 (tree_floor_log2): Likewise.
1355 (signed_or_unsigned_type_for): Support pointer type of different size.
1356 (int_or_pointer_precision): New function.
1357 * tree.h (int_or_pointer_precision): Add prototype.
1358 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1359 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1360 incoming pointer type instead of POINTER_SIZE.
1362 * tree.c (build_pointer_type): Use appropriate pointer mode
1363 instead of ptr_mode.
1364 (build_reference_type): Likewise.
1365 * expr.c (store_expr): Likewise.
1366 (expand_expr_addr_expr): Likewise.
1367 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1368 * cfgexpand.c (expand_debug_expr): Likewise.
1370 * auto-inc-dec.c: Include "target.h".
1371 (try_merge): Use appropriate address mode instead of Pmode.
1372 (find_inc): Likewise.
1373 * combine.c (find_split_point): Likewise.
1374 * cselib.c (cselib_record_sets): Likewise.
1375 * dse.c (replace_inc_dec): Likewise.
1376 (canon_address): Likewise.
1377 * var-tracking.c (replace_expr_with_values): Likewise.
1378 (count_uses): Likewise.
1379 (add_uses): Likewise.
1380 (add_stores): Likewise.
1381 * emit-rtl.c: Include "target.h".
1382 (adjust_address_1): Use appropriate address mode instead of Pmode.
1383 (offset_address): Likewise.
1384 * explow.c (break_out_memory_refs): Likewise.
1385 (memory_address_addr_space): Likewise.
1386 (promote_mode): Likewise.
1387 * expr.c (move_by_pieces): Likewise.
1388 (emit_block_move_via_loop): Likewise.
1389 (store_by_pieces): Likewise.
1390 (store_by_pieces_1): Likewise.
1391 (expand_assignment): Likewise.
1392 (store_constructor): Likewise.
1393 (expand_expr_addr_expr): Likewise.
1394 (expand_expr_real_1): Likewise.
1395 * cfgexpand.c (expand_debug_expr): Likewise.
1396 * ifcvt.c (noce_try_cmove_arith): Likewise.
1397 * regcprop.c (kill_autoinc_value): Likewise.
1398 * regmove.c (try_auto_increment): Likewise.
1399 * reload.c (find_reloads): Likewise.
1400 (find_reloads_address): Likewise.
1401 (find_reloads_address_1): Likewise.
1402 * sched-deps.c: Include "target.h".
1403 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1404 (sched_analyze_2): Likewise.
1405 * sel-sched-dump.c: Include "target.h".
1406 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1407 * stor-layout.c (layout_type): Likewise.
1408 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1409 (multiplier_allowed_in_address_p): Likewise.
1410 (get_address_cost): Likewise.
1411 * varasm.c (make_decl_rtl): Likewise.
1413 * expr.c (expand_assignment): Always convert offsets to appropriate
1415 (store_expr): Likewise.
1416 (store_constructor): Likewise.
1417 (expand_expr_real_1): Likewise.
1419 * reload.h (form_sum): Add MODE argument.
1420 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1421 Update recursive calls.
1422 (subst_indexed_address): Update calls to form_sum.
1424 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1425 * tree-ssa-address.c: Include "target.h".
1426 (templates): Replace by ...
1427 (mem_addr_template_list): ... this new vector.
1428 (TEMPL_IDX): Handle address space numbers.
1429 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1430 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1431 instead of global cache. Update call to gen_addr_rtx.
1432 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1433 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1435 * rtl.h (convert_memory_address_addr_space): Add prototype.
1436 (convert_memory_address): Define as macro.
1437 * explow.c (convert_memory_address): Rename to ...
1438 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1439 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1440 Update recursive calls.
1441 (memory_address_addr_space): Call convert_memory_address_addr_space.
1442 * expmed.c (make_tree): Likewise.
1443 * expr.c (expand_assignment): Likewise.
1444 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1445 (expand_expr_addr_expr): Likewise. Also, update call.
1447 * alias.c (find_base_value): Guard pointer size optimizations.
1448 (find_base_term): Likewise.
1449 * rtlanal.c (nonzero_bits1): Likewise.
1450 (num_sign_bit_copies1): Likewise.
1451 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1453 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1454 (emit-rtl.o): Likewise.
1455 (auto-inc-dec.o): Likewise.
1456 (sched-deps.o): Likewise.
1458 2009-10-26 Ben Elliston <bje@au.ibm.com>
1459 Michael Meissner <meissner@linux.vnet.ibm.com>
1460 Ulrich Weigand <uweigand@de.ibm.com>
1462 * doc/extend.texi (Named Address Spaces): New section.
1463 * coretypes.h (addr_space_t): New type.
1464 (ADDR_SPACE_GENERIC): New define.
1465 (ADDR_SPACE_GENERIC_P): New macro.
1467 * doc/tm.texi (Named Address Spaces): New section.
1468 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1469 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1470 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1471 (TARGET_ADDR_SPACE_CONVERT): Document.
1472 * target.h (struct gcc_target): Add addr_space substructure.
1473 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1474 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1475 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1476 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1477 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1478 (TARGET_INITIALIZER): Initialize addr_space hooks.
1479 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1480 (default_addr_space_legitimize_address): Likewise.
1481 (default_addr_space_subset_p): Likewise.
1482 (default_addr_space_convert): Likewise.
1483 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1484 (default_addr_space_legitimize_address): Likewise.
1485 (default_addr_space_subset_p): Likewise.
1486 (default_addr_space_convert): Likewise.
1488 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1489 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1490 (MEM_ADDR_SPACE): New macro.
1491 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1492 address space memory attribute.
1493 (mem_attrs_htab_hash): Handle address space memory attribute.
1494 (mem_attrs_htab_eq): Likewise.
1495 (set_mem_attributes_minus_bitpos): Likewise.
1496 (set_mem_alias_set): Likewise.
1497 (set_mem_align): Likewise.
1498 (set_mem_expr): Likewise.
1499 (set_mem_offset): Likewise.
1500 (set_mem_size): Likewise.
1501 (adjust_address_1): Likewise.
1502 (offset_address): Likewise.
1503 (widen_memoy_address): Likewise.
1504 (get_spill_slot_decl): Likewise.
1505 (set_mem_attrs_for_spill): Likewise.
1506 (set_mem_addr_space): New function.
1507 * emit-rtl.h (set_mem_addr_space): Add prototype.
1508 * print-rtl.c (print_rtx): Print address space memory attribute.
1509 * expr.c (expand_assignment): Set address space memory attribute
1510 of generated MEM RTXes as appropriate.
1511 (expand_expr_real_1): Likewise.
1512 * cfgexpand.c (expand_debug_expr): Likewise.
1513 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1515 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1516 size of "spare" bitfield.
1517 (TYPE_ADDR_SPACE): New macro.
1518 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1519 (DECODE_QUAL_ADDR_SPACE): Likewise.
1520 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1521 (KEEP_QUAL_ADDR_SPACE): Likewise.
1522 (TYPE_QUALS): Encode type address space.
1523 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1524 * tree.c (set_type_quals): Set type address space.
1525 (build_array_type): Inherit array address space from element type.
1526 * print-tree.c (print_node_brief): Print type address space.
1527 (print_node): Likewise.
1528 * tree-pretty-print.c (dump_generic_node): Likewise.
1530 * explow.c (memory_address): Rename to ...
1531 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1532 Use address-space aware variants of memory address routines.
1533 * recog.c (memory_address_p): Rename to ...
1534 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1535 Use address-space aware variants of memory address routines.
1536 (offsettable_address_p): Rename to ...
1537 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1538 Use address-space aware variants of memory address routines.
1539 * reload.c (strict_memory_address_p): Rename to ...
1540 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1541 Use address-space aware variants of memory address routines.
1542 (maybe_memory_address_p): Rename to ...
1543 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1544 Use address-space aware variants of memory address routines.
1545 * expr.h (memory_address_addr_space): Add prototype.
1546 (memory_address): Define as macro.
1547 * recog.h (memory_address_addr_space_p): Add prototype.
1548 (memory_address_p): Define as macro.
1549 (offsettable_address_addr_space_p): Add prototype.
1550 (offsettable_address_p): Define as macro.
1551 (strict_memory_address_addr_space_p): Add prototype.
1552 (strict_memory_address_p): Define as macro.
1554 * combine.c (find_split_point): Use address-space aware variants
1555 of memory address routines.
1556 * emit-rtl.c (operand_subword): Likewise.
1557 (change_address_1): Likewise.
1558 (adjust_address_1): Likewise.
1559 (offset_address): Likewise.
1560 * expr.c (emit_move_insn): Likewise.
1561 (expand_assignment): Likewise.
1562 (expand_expr_real_1): Likewise.
1563 * recog.c (verify_changes): Likewise.
1564 (general_operand): Likewise.
1565 (offsettable_memref_p): Likewise.
1566 (offsettable_nonstrict_memref_p): Likewise.
1567 (constrain_operands): Likewise.
1568 * reload.c (get_secondary_mem): Likewise.
1569 (find_reloads_toplev): Likewise.
1570 (find_reloads_address): Likewise.
1571 (find_reloads_subreg_address): Likewise.
1572 * reload1.c (reload): Likewise.
1573 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1574 * rtl.h (address_cost): Add ADDRSPACE argument.
1575 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1576 aware variant of memory address routines.
1577 * loop-invariant.c (create_new_invariant): Update address_cost call.
1578 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1579 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1580 Use address-space aware variant of memory address routines.
1581 (propagate_rtx_1): Update call to should_replace_address.
1582 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1584 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1585 ADDRSPACE argument. Use per-address-space instead of global cache.
1586 Use address-space aware variant of memory address routines.
1587 (get_address_cost): Likewise.
1588 (get_computation_cost_at): Update calls.
1589 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1590 Use address-space aware variant of memory address routines.
1591 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1592 (most_expensive_mult_to_index): Update call to
1593 multiplier_allowed_in_address_p.
1595 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1596 attribute to indicate named address spaces.
1598 * varasm.c (get_variable_section): DECLs in named address spaces
1601 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1602 for addresses in a non-generic address space.
1604 * expr.c (emit_block_move_hints): Do not use libcalls for
1605 memory in non-generic address spaces.
1606 (clear_storage_hints): Likewise.
1607 (expand_assignment): Likewise.
1609 * fold-const.c (operand_equal_p): Expressions refering to different
1610 address spaces are not equivalent.
1612 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1613 spaces are not equivalent.
1614 (rtx_equal_p): Likewise.
1615 * cse.c (exp_equiv_p): Likewise.
1616 * jump.c (rtx_renumbered_equal_p): Likewise.
1617 * reload.c (operands_match_p): Likewise.
1619 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1620 address spaces may alias.
1621 (true_dependence): Likewise.
1622 (canon_true_dependence): Likewise.
1623 (write_dependence_p): Likewise.
1625 * dse.c (canon_address): Handle named address spaces.
1626 * ifcvt.c (noce_try_cmove_arith): Likewise.
1628 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1629 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1630 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1631 to handle conversions between different address spaces.
1632 * fold-const.c (fold_convert_loc): Likewise.
1633 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1634 * tree-pretty-print.c (dump_generic_node): Likewise.
1635 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1636 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1637 * tree-inline.c (estimate_operator_cost): Likewise.
1638 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1639 to different address spaces are not useless.
1641 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1644 * cfgcleanup.c (trivially_empty_bb_p): New function.
1645 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1648 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1649 add_name_and_src_coords_attributes, gen_namespace_die,
1650 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1652 2009-10-26 Nick Clifton <nickc@redhat.com>
1654 * config.gcc: Add support for RX target.
1655 * config/rx: New directory.
1656 * config/rx/constraints.md: New file.
1657 * config/rx/predicates.md: New file.
1658 * config/rx/rx.c: New file.
1659 * config/rx/rx.h: New file.
1660 * config/rx/rx.md: New file.
1661 * config/rx/rx.opt: New file.
1662 * config/rx/rx-protos.h: New file.
1663 * config/rx/t-rx: New file.
1664 * doc/extend.texi: Document RX function attributes.
1665 * doc/invoke.texi: Document RX specific command line options.
1666 * doc/contrib.texi: Document RX contribution.
1667 * doc/md.texi: Document RX constraints.
1668 * doc/install.texi: Document RX support.
1670 2009-10-26 Michael Matz <matz@suse.de>
1672 PR tree-optimization/41783
1673 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1674 case for simple diamonds.
1675 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1676 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1677 argument, use alias oracle to skip some vdefs.
1678 (phi_translate_1): Change call to above, don't allocate new
1679 value ids if they can stay the same.
1680 (compute_avail): Allow vuse walking when looking up references.
1682 2009-10-26 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/41826
1685 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1686 access to re-allocated vector fields.
1688 2009-10-26 Richard Guenther <rguenther@suse.de>
1690 * graphite-sese-to-poly.c (check_poly_representation): Fix
1691 compile without checking.
1693 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1696 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1697 * gimplify.c (tree_should_carry_location_p,
1698 tree_annotate_one_with_location,tree_annotate_all_with_location):
1699 Remove obsolete functions.
1701 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1704 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1706 2009-10-25 Richard Guenther <rguenther@suse.de>
1708 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1709 Stream DECL_RESTRICTED_P.
1710 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1712 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1714 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1715 a note when expanding to nothing.
1717 2009-10-25 Richard Guenther <rguenther@suse.de>
1720 * tree.c (find_decls_types_r): Deal with Java overloading
1721 BINFO_VIRTUALS for its own purpose.
1723 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1725 * config/mips/predicates.md (hilo_operand): New predicate.
1726 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1727 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1728 splitter part from here ...:
1729 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1730 op0 and op4 to match the DINS case.
1731 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1733 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1736 * avr.md (QIDI): Add new mode iterator.
1737 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1738 patterns for all QI thru DI modes combinations.
1739 (sbrx_and_branch<mode>): Create new and based bit test and jump
1740 patterns for QI thru SI modes.
1741 avr.c (avr_out_sbxx_branch): Use only bit number.
1743 2009-10-24 Jan Hubicka <jh@suse.cz>
1745 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1747 (analyze_function): When analyzing noreturn nothrow call, do not
1748 compute written stats; free bitmaps of vars early if possible.
1749 (generate_summary): Only update bitmaps if computed.
1750 (propagate): Only dump bitmaps if computed.
1751 (ipa_reference_read_summary): Fix pasto.
1753 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1755 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1756 (aliasing_component_refs_p): ...this. Return true if there is no
1757 common base and the base access types have the same alias set.
1758 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1759 (indirect_refs_may_alias_p): Likewise.
1761 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1764 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1765 a C_MAYBE_CONST_EXPR.
1767 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1770 * config/rs6000/rs6000.c (struct machine_function): Add
1771 vsx_or_altivec_used_p to record if vector types are used.
1772 (rs6000_expand_to_rtl_hook): Rename from
1773 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1774 any vector operations, so if there are, we can set VRSAVE to
1775 non-zero when only floating point vector registers are used.
1776 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1777 (rs6000_check_vector_mode): Inner function to check if vector
1778 types are used in the code.
1779 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1780 vector instructions are used.
1782 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1783 Indicate that VSX registers which overlap floating point
1784 registers, can't be used across a call, since the ABI only states
1785 the scalar part of the register will be saved and restored.
1787 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1790 * alias.c (get_alias_set): Call langhook before returning 0 for
1791 types with structural equality.
1792 * c-common.c (c_common_get_alias_set): Use alias set of element
1793 type for arrays with structural comparison.
1795 2009-10-23 Richard Guenther <rguenther@suse.de>
1798 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1799 gimple_call_nothrow_p.
1801 2009-10-23 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/41778
1804 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1805 redundancy along a path in the CFG we want to optimize for speed
1806 is going to be removed.
1807 (execute_pre): Do partial-PRE only if the function is to be
1808 optimized for speed.
1809 (gate_pre): Do not turn off all of PRE when not optimizing a
1812 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1814 * builtins.c (fold_builtin_cabs): Use validate_arg().
1815 (fold_builtin_cexp): Fix if-logic.
1816 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1818 2009-10-22 Jeff Law <law@redhat.com>
1820 * ira-lives.c (process_single_reg_class_operands): Update the
1821 hard reg costs for all the hard registers desired by the
1822 single reg class operand.
1824 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1826 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1827 for rtxes that aren't handled specially.
1829 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1831 * rtl.h (shallow_copy_rtvec): Declare.
1832 * rtl.c (shallow_copy_rtvec): New function.
1833 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1834 rtx field if the subrtx has changed.
1836 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1838 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1839 (m32c_function_value): Make static, add new 'outgoing' argument.
1840 (m32c_libcall_value): Make static, add new 'fun' argument.
1841 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1842 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1843 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1844 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1845 (m32c_function_value, m32c_libcall_value): Delete declaration.
1847 2009-10-22 Diego Novillo <dnovillo@google.com>
1849 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1851 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1853 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1856 2009-10-22 Richard Guenther <rguenther@suse.de>
1858 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1859 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1860 (lto_symtab_merge): Do not merge cgraph nodes here.
1861 (lto_symtab_resolve_can_prevail_p): Simplify.
1862 (lto_symtab_resolve_symbols): Store cgraph node.
1863 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1864 functions from the symtab.
1865 (lto_symtab_merge_cgraph_nodes_1): New function.
1866 (lto_symtab_merge_cgraph_nodes): Likewise.
1868 2009-10-22 Richard Guenther <rguenther@suse.de>
1871 * lto-streamer-out.c (lto_output_location): Stream the
1873 * lto-streamer-in.c (lto_input_location): Likewise.
1875 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1877 * cfgloopmanip.c (duplicate_subloops): Export.
1878 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1879 (transform_to_exit_first_loop): Duplicate bbs starting from
1880 header up to loop->latch instead of exit->src.
1881 Initialize control variable to the correct number of iterations.
1882 (gather_scalar_reductions): Do not register double reductions.
1883 (parallelize_loops): Dump which loop is tested.
1884 Indicate whether the parallelized loop is inner or not.
1885 Remove the innermost-loop requirement.
1886 * cfgloop.h (duplicate_subloops): Export.
1887 * tree-cfg.c (add_phi_args_after_redirect): New function.
1888 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1889 Call duplicate_subloops.
1890 Update number of iterations at the exit condition.
1891 Don't redirect nexits always to the loop exit.
1892 Redirect copied edges from latch to the loop exit.
1894 2009-10-22 Jan Hubicka <jh@suse.cz>
1896 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1898 * ipa-inline.c (cgraph_mark_inline_edge,
1899 cgraph_decide_inlining_of_small_function,
1900 cgraph_decide_inlining, inline_read_summary): Disable indirect
1901 inlining for WPA for time being.
1903 PR tree-optimize/40556
1904 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1906 2009-10-22 Richard Guenther <rguenther@suse.de>
1908 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1909 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1911 2009-10-22 Jan Hubicka <jh@suse.cz>
1914 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1916 (check_call): Handle only indirect calls.
1917 (propagate_bits): Update comment.
1918 (write_node_summary_p): Turn bogus check to assert.
1919 (ipa_reference_write_summary): Stream calls_read_all properly.
1920 (ipa_reference_read_summary): Stream in calls_read_all properly.
1921 (read_write_all_from_decl): New function.
1922 (propagate): Handle OVERWRITABLE nodes and external calls here.
1923 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1925 (analyze_function): Do not check visibility here.
1926 (add_new_function): We summary OVERWRITABLE too.
1927 (generate_summary): Stream OVERWRITABLE nodes too.
1928 (propagate): Handle external calls and OVERWRITABLE nodes here.
1929 (local_pure_const): Check visibility here.
1931 2009-10-22 Jan Hubicka <jh@suse.cz>
1933 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1934 (pass_ipa_cp): Register them.
1935 (ipcp_init_stage): Analyze all functions for whopr/lto.
1936 (ipcp_propagate_stage): Skip external calls.
1937 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1938 * ipa-reference.c (write_node_summary_p): Fix thinko about
1940 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1941 when in ltrans, skip executing of ipa passes since everything
1942 should've been done.
1943 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1944 (inline_generate_summary): Likewise.
1945 (inline_read_summary): New function.
1946 (inline_write_summary): New function.
1947 (pass_ipa_inline): Register new hooks.
1948 * ipa-prop.c: Inlcude lto-streamer.h
1949 (ipa_edge_args_vector): Update declaration.
1950 (ipa_count_arguments, ipa_compute_jump_functions,
1951 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1952 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1953 ipa_read_node_info): New static functions.
1954 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1955 (duplicate_array): Use xmalloc.
1956 (duplicate_ggc_array): New.
1957 (ipa_edge_duplication_hook): Use it.
1958 (ipa_update_after_lto_read): New function.
1959 * ipa-prop.h (ipa_prop_write_jump_functions,
1960 ipa_prop_read_jump_functions): Declare.
1961 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1962 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1963 (ipa_edge_args_vector): Move into GGC.
1964 (ipa_check_create_edge_args): Update.
1965 (ipa_update_after_lto_read): New.
1966 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1968 (ipa_read_summaries): When in ltrans, so not read summaries.
1969 * lto-streamer.c (lto_get_section_name): Add
1970 LTO_section_jump_functions.
1971 * lto-streamer.h (LTO_section_jump_functions): New section.
1972 (produce_asm): Declare.
1973 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1974 * lto-streamer-out.c (produce_asm): Export.
1975 * lto-streamer-in.c: Include tree-pass.h
1976 (input_function): Free dominance info when done.
1977 (lto_read_body): Push ipa_inline in ltrans stage.
1978 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1979 * Makefile.in (GTFILES): Add ipa-prop.h
1981 2009-10-22 Matthias Klose <doko@ubuntu.com>
1983 * doc/install.texi: Document --enable-browser-plugin.
1985 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1987 * doc/invoke.texi (fira-loop-pressure): Update default value.
1988 * opts.c (decode_options): Remove default value setting for
1989 flag_ira_loop_pressure.
1990 * config/ia64/ia64.c (ia64_override_options): Set
1991 flag_ira_loop_pressure up for -O3.
1992 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1994 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1996 PR tree-optimization/41497
1997 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1998 chrec_dont_know if the evolution function returned by follow_ssa_edge
1999 is constant in the analyzed loop and is not compatible with the
2000 initial value before the loop.
2001 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2003 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2005 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2007 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2010 * doc/invoke.texi: Document -print-multi-os-directory.
2012 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2015 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2016 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2017 when darwin_emit_unwind_label is used.
2019 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2021 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2024 2009-10-20 Richard Henderson <rth@redhat.com>
2026 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2027 before emit_post_landing_pad.
2029 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2031 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2032 Use when calling rtx_costs.
2033 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2034 global optimize_size. Pass speed to mips_binary_cost.
2036 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2038 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2041 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2043 * rtl.h (simplify_replace_fn_rtx): Declare.
2044 (wrap_constant, unwrap_constant): Delete.
2045 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2046 (expand_debug_expr): Don't call wrap_constant.
2047 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2048 (auto_adjust_pair): Fold into...
2049 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2050 Just return a new value.
2051 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2052 otherwise use simplify_replace_rtx.
2053 * cselib.c (wrap_constant): Reinstate old definition.
2054 (cselib_expand_value_rtx_1): Don't wrap constants.
2055 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2056 simplify_replace_rtx.
2057 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2058 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2059 Use simplify_replace_rtx.
2060 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2062 (simplify_replace_rtx): ...here. Turn into a wrapper for
2063 simplify_replace_fn_rtx.
2064 (simplify_unary_operation): Don't unwrap CONSTs.
2065 * var-tracking.c (check_wrap_constant): Delete.
2066 (vt_expand_loc_callback): Don't call it.
2067 (vt_expand_loc): Likewise.
2069 2009-10-20 Pascal Obry <obry@adacore.com>
2070 Eric Botcazou <ebotcazou@adacore.com>
2072 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2074 2009-10-20 Michael Matz <matz@suse.de>
2076 * loop-invariant.c (create_new_invariant): Use different magic number.
2078 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2081 * arm.c (arm_override_options): Forcibly disable hot/cold block
2084 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2087 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2090 2009-10-20 Richard Guenther <rguenther@suse.de>
2092 * ggc-page.c: Include cfgloop.h.
2093 (struct max_alignment): Drop long double, add void *.
2094 (extra_order_size_table): Add low non-power-of-two multiples
2095 of MAX_ALIGNMENT. Drop small type-based entries, add
2096 tree_type, cgraph_node and loop.
2097 * alloc-pool.c (struct allocation_object_def): Drop long double
2100 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2103 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2104 referenced just in DEBUG_INSNs.
2106 2009-10-20 Richard Guenther <rguenther@suse.de>
2109 * gimple.c (gimple_register_type): Make sure we register
2110 the types main variant first.
2112 2009-10-20 Richard Guenther <rguenther@suse.de>
2114 * gimple.c (gimple_types_compatible_p): Simplify. Move
2115 cheap checks before hashtable queries. Add checks for
2116 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2118 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2121 without size or with size that can't be represented as a host integer.
2123 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2125 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2126 the removal of a debug stmt as a significant change.
2128 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2130 * config/s390/s390.md: Added agen condition to operand
2131 forwarding bypasses. Added bypass for early address generation
2132 use of int results. Updated comments.
2134 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2136 * config/i386/i386.c: Remove signal.h #include.
2138 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2140 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2141 * doc/rtl.texi: Document ss_abs.
2143 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2145 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2146 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2147 instead of C_LEX_RAW_STRINGS.
2148 (lex_string): Handle CPP_UTF8STRING.
2149 * c-parser.c (c_parser_postfix_expression): Likewise.
2150 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2151 (C_LEX_STRING_NO_JOIN): ... this.
2153 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2155 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2156 cris_function_value_regno_p): New functions.
2157 (cris_promote_function_mode): Update comment.
2158 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2159 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2160 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2161 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2163 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2165 * unwind-dw2.c (execute_stack_op): Fix operand order for
2166 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2168 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2170 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2171 (lower_stmt) <GIMPLE_BIND>: Add comment.
2172 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2174 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2175 Otherwise lower it and set cannot_fallthru to true.
2176 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2177 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2178 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2179 to true for a noreturn call. Do not remove statements.
2180 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2181 Set cannot_fallthru to false on function exit.
2182 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2183 <GIMPLE_ASSIGN>: Remove.
2185 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2187 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2189 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2191 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2192 next/prev_active_insn to skip DEBUG_INSNs as well.
2194 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2196 * config/arm/arm.c (output_move_neon): Use DImode in call to
2199 2009-10-19 Matthias Klose <doko@ubuntu.com>
2202 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2204 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2206 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2208 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2211 * optabs.c (expand_binop): Make mode of shift count expression mode
2212 of shift count not target.
2215 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2217 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2218 case. Force using values to replace references within the statement.
2219 (convert_local_reference_stmt): Likewise.
2221 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2223 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2224 remove a subsequent GOTO or RETURN statement.
2226 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2228 * config/avr.md (*movqi): Add zero as equally preferable constraint
2229 as general register.
2232 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2234 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2236 2009-10-17 Richard Guenther <rguenther@suse.de>
2238 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2240 2009-10-17 Richard Guenther <rguenther@suse.de>
2242 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2243 operands in COMPONENT_REFs.
2245 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2247 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2248 if not defined. Change type of second argument to const_rtx.
2249 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2251 * targhooks.h (default_libcall_value): Update prototype.
2252 * target.h (struct gcc_target): Change type of second argument of
2253 libcall_value to const_rtx.
2254 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2256 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2257 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2259 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2262 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2263 * cgraphunit.c (cgraph_optimize): Call it.
2264 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2265 (dwarf2out_assembly_start): ... here. New hook.
2266 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2267 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2269 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2270 * sdbout.c (sdb_debug_hooks): Likewise.
2271 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2272 (vmsdbgout_assembly_start): New hook.
2274 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2276 * rtl.h (RTL_LOCATION): Fix typo.
2278 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2280 * print-rtl.c (print_rtx): Print locators in asm_operands
2283 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2286 * sched-deps.c (depl_on_debug_p): New.
2287 (attach_dep_link): Reject debug deps before nondebug deps.
2288 (add_to_deps_list): Insert debug deps after nondebug deps.
2289 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2291 (sd_add_dep): Do not reject debug deps.
2292 (add_insn_mem_dependence): Don't count debug deps.
2293 (remove_from_deps): Likewise.
2294 (sched_analyze_2): Set up mem deps on debug insns.
2295 (sched_analyze_insn): Record reg uses for deps on debug insns.
2296 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2297 try_ready nondebug insn after debug insn.
2298 * ddg.c (create_ddg_dep_from_intra_loop_link,
2299 create_ddg_dep_no_link): Don't reject debug deps.
2301 2009-10-16 Richard Guenther <rguenther@suse.de>
2303 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2304 (maybe_merge_incomplete_and_complete_type): Likewise.
2305 (lto_symtab_merge): Do not call them. Do not warn for
2306 complete vs. incomplete compatible types.
2307 (lto_symtab_merge_decls_2): Simplify.
2308 * gimple.c (gimple_force_type_merge): Remove.
2309 (gimple_types_compatible_p): Make it static.
2310 * gimple.h (gimple_force_type_merge): Remove.
2311 (gimple_types_compatible_p): Likewise.
2313 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2315 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2316 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2318 2009-10-16 Richard Guenther <rguenther@suse.de>
2320 PR tree-optimization/41728
2321 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2322 if fold_stmt did anything.
2324 2009-10-16 Richard Guenther <rguenther@suse.de>
2327 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2328 (maybe_fixup_handled_component): New function.
2329 (input_gimple_stmt): Fixup mismatched decl replacements.
2331 2009-10-16 Richard Guenther <rguenther@suse.de>
2334 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2335 the same as VAR_DECL.
2337 2009-10-16 Richard Guenther <rguenther@suse.de>
2339 * gimple.c (iterative_hash_gimple_type): For integer types
2340 also hash their minimum and maximum values and the string flag.
2341 For array types hash their domain and the string flag.
2343 2009-10-16 Richard Guenther <rguenther@suse.de>
2345 * gimple.c (gimple_types_compatible_p): Restrict completing
2346 types to record or unions. Simplify completion.
2347 Do not merge records or unions with different
2348 TYPE_STRUCTURAL_EQUALITY_P tag.
2349 (iterative_hash_gimple_type): Restrict non-recursing into
2350 pointer targets for records and unions.
2352 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2355 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2356 * dwarf2out.c (mem_loc_descriptor): Don't handle
2357 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2358 punt if it is not lowpart subreg or if inner mode isn't
2361 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2363 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2364 investigating previous or next insns.
2366 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2368 * tree-sra.c (build_ref_for_offset_1): Update comment.
2370 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2372 * config/s390/s390.md (atype): Added missing values.
2374 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2377 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2378 (casesi64p): Update pattern to reflect above.
2380 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2382 PR rtl-optimization/41697
2383 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2385 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2388 * config/rs6000/predicates.md: Update copyright year.
2389 * config/rs6000/altivec.md: Ditto.
2391 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2392 (MD_INCLUDES): Add a2.md.
2394 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2395 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2396 (builtin_classify): New static vector to classify various builtins
2397 to get the tree attributes correct.
2398 (def_builtin): Set the attributes of builtins based on what the
2399 builtin does (i.e. memory operation, floating point, saturation
2400 need special attributes, others are pure functions).
2402 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2404 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2405 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2406 RS6000_BUILTIN_COUNT.
2407 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2408 MAX_RS6000_BUILTINS.
2410 * config/rs6000/rs6000-builtin.def: New file that combines the
2411 builtin enumeration name and attributes.
2413 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2415 * config/i386/linux.h (ASM_SPEC): Add --32.
2417 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2419 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2420 and DW_TAG_template_alias.
2421 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2422 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2423 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2424 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2425 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2426 and DW_AT_GNU_odr_signature.
2427 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2428 DW_FORM_flag_present and DW_FORM_ref_sig8.
2429 (output_signature): Only print name on the first byte.
2430 (output_die): Likewise for dw_val_class_data8.
2432 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2434 * doc/invoke.texi: Clarify that most optimizations are not enabled
2437 2009-10-15 Richard Guenther <rguenther@suse.de>
2440 * gimple.c (compare_type_names_p): Handle anonymous names
2441 differently based on new mode argument.
2442 (gimple_types_compatible_p): For structs also compare the tags.
2443 (iterative_hash_type_name): Rename to ...
2444 (iterative_hash_name): ... this. Hash all names.
2445 (iterative_hash_gimple_type): Fix hashing the struct tag of
2446 pointer targets. Hash field decl names.
2448 2009-10-15 Richard Guenther <rguenther@suse.de>
2451 * gimple.c (gimple_get_alias_set): Avoid recursing on
2452 invalid type topology.
2454 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2456 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2458 2009-10-15 Richard Guenther <rguenther@suse.de>
2460 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2462 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2464 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2465 add --with-tune{,-32,-64} configured default for -mtune if explicit
2468 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2470 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2472 2009-10-14 DJ Delorie <dj@redhat.com>
2474 * config/h8300/h8300.c (F): New.
2476 (h8300_emit_stack_adjustment): Call them.
2478 (h8300_push_pop): Likewise.
2479 (h8300_expand_prologue): Likewise.
2480 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2481 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2482 (INCOMING_RETURN_ADDR_RTX): Define.
2483 (INCOMING_FRAME_SP_OFFSET): Define.
2484 (DWARF_CIE_DATA_ALIGNMENT): Define.
2486 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2488 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2489 fields in builtin structs.
2490 (finalize_record_size): Likewise.
2492 2009-10-14 Richard Guenther <rguenther@suse.de>
2494 * gimple.c (gtc_ob): New global.
2495 (struct type_pair_d): Replace pointers with type UIDs.
2496 (type_pair_hash): Adjust.
2497 (type_pair_eq): Likewise.
2498 (lookup_type_pair): Likewise. Allocate from an obstack.
2499 (gimple_force_type_merge): Adjust.
2500 (gimple_types_compatible_p): Likewise.
2501 (free_gimple_type_tables): Free the obstack.
2503 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2505 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2506 stmts setting DEBUG_EXPR_DECLs.
2508 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2509 Don't crash if mode1 is VOIDmode.
2511 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2513 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2514 * params.h (IRA_LOOP_RESERVED_REGS): New.
2515 * tree-pass.h (pass_subregs_of_mode_init,
2516 pass_subregs_of_mode_finish): Remove.
2517 * passes.c (pass_subregs_of_mode_init,
2518 pass_subregs_of_mode_finish): Remove.
2519 (pass_reginfo_init): Move before loop optimizations.
2520 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2521 * common.opt (fira-loop-pressure): New.
2522 * toplev.h (flag_ira_loop_pressure): New.
2523 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2524 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2525 Make external and void type functions.
2526 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2527 pass_subregs_of_mode_finish): Remove.
2528 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2529 * regmove.c: Include ira.h.
2530 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2531 register pressure calculation in loops.
2532 * loop-invariant.c: Include REGS_H and ira.h.
2533 (struct loop_data): New members max_reg_pressure, regs_ref, and
2535 (struct invariant): New member orig_regno.
2536 (curr_loop): New variable.
2537 (find_exits): Initialize regs_ref and regs_live.
2538 (create_new_invariant): Initialize orig_regno.
2539 (get_cover_class_and_nregs): New.
2540 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2541 array. Add code for flag_ira_loop_pressure.
2542 (gain_for_invariant): Make new_regs an array. Add code for
2543 flag_ira_loop_pressure.
2544 (best_gain_for_invariant): Ditto.
2545 (set_move_mark): New parameter gain. Use it for debugging output.
2546 (find_invariants_to_move): Make regs_needed and new_regs an array.
2547 Add code for flag_ira_loop_pressure.
2548 (move_invariant_reg): Set up orig_regno.
2549 (move_invariants): Set up reg classes for pseudos for
2550 flag_ira_loop_pressure.
2551 (free_loop_data): Clear regs_ref and regs_live.
2552 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2553 get_regno_cover_class, change_pressure, mark_regno_live,
2554 mark_regno_death, mark_reg_store, mark_reg_clobber,
2555 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2556 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2557 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2558 register pressure calculation in loops if new regs were added.
2559 Call finish_subregs_of_mode.
2560 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2561 * Makefile.in (loop-invariant.o): Add ira.h.
2563 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2565 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2567 2009-10-14 Richard Guenther <rguenther@suse.de>
2569 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2570 (lto_symtab_merge): ... here. Rewrite both to take the
2571 prevailing and a to-be-merged entry and to queue diagnostics properly.
2572 (lto_symtab_resolve_replaceable_p): New predicate for
2574 (lto_symtab_resolve_can_prevail_p): Likewise.
2575 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2576 handles merging commons by choosing the largest decl. Fold
2577 in code that gives ODR errors.
2578 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2580 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2581 case of no prevailing decl here. Diagnose mismatches
2582 in object types here. Drop all but the prevailing decls.
2583 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2584 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2585 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2587 2009-10-14 Richard Guenther <rguenther@suse.de>
2590 * lto-streamer-in.c (input_bb): Replace debug stmts with
2591 nops instead of dropping them.
2593 2009-10-14 Nick Clifton <nickc@redhat.com>
2595 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2596 in situations where it is being used as a minus symbol.
2597 * gcc/doc/tm.texi: Likewise.
2598 * gcc/doc/md.texi: Likewise.
2600 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2602 PR preprocessor/41543
2603 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2604 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2605 * tree.c: Include intl.h.
2606 (expand_location): Handle BUILTINS_LOCATION.
2607 * Makefile.in (tree.o): Depend on intl.h.
2610 * dwarf2out.c (dwarf2out_var_location): Always clear
2611 last_postcall_label when changing last_label.
2613 2009-10-14 Pascal Obry <obry@adacore.com>
2615 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2616 (process_command): Handle -E as done with -c and -S. Do not add
2617 the target executable suffix to the output file when -E is used.
2618 (main): Adjust error message accordingly.
2620 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2626 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2628 (tree_code_size): Likewise.
2630 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2632 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2633 * real.h (HAVE_mpc_arc): Define.
2635 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2637 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2638 (struct builtin_description): Add fndecl field.
2639 (bdesc): Remove const qualifier. Update initializer.
2640 (sh_media_init_builtins): Remove const qualifier for d. Record
2641 the result of add_builtin_function to the fndecl field.
2642 (sh_builtin_decl): New.
2643 (sh_media_builtin_decl): New.
2645 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2648 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2649 requests between special registers.
2651 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2653 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2655 2009-10-13 Richard Henderson <rth@redhat.com>
2657 PR tree-optimization/41377
2658 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2659 (cleanup_empty_eh_merge_phis): New change_region parameter;
2660 pass it on to redirect_eh_edge_1. Update callers.
2661 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2662 at the destination block.
2664 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2666 * passes.c (register_pass): Replaced gcc_unreachable by
2667 fatal_error on failure. Mentions plugins in comments & messages.
2669 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2672 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2673 * sched-vis.c (print_value): Use it.
2674 * cselib.c (cselib_hash_rtx): Likewise.
2675 * print-rtl.c (print_rtx): Likewise.
2676 * cfgexpand.c (expand_debug_rtx): Likewise.
2677 * var-tracking.c (vt_expand_loc_callback): Likewise.
2679 2009-10-13 Richard Guenther <rguenther@suse.de>
2682 * opts.c (handle_option): Split out code to handle setting
2683 the options flag var ...
2684 (set_option): ... here.
2685 * opts.h (set_option): Declare.
2686 * lto-opts.c (register_user_option_p): Include -fexceptions
2687 and all position independent code variants.
2688 (handle_common_option): Remove.
2689 (lto_reissue_options): Use set_option.
2691 2009-10-13 Martin Jambor <mjambor@suse.cz>
2693 PR tree-optimization/41661
2694 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2695 that are tcc_comparisons or do not change the type in any
2697 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2698 folding tcc_comparison operations.
2700 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2702 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2705 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2711 * tree.def (DEBUG_EXPR_DECL): New.
2712 * rtl.def (DEBUG_EXPR): New.
2713 * gengtype.c (adjust_field_rtx_def): Handle it.
2714 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2715 (insert_debug_temp_for_var_def): ... this. Drop support for
2716 moving. Take iterator for def stmt; insert debug stmt before it.
2717 Scan early for use count and kind in debug stmts.
2718 (propagate_defs_into_debug_stmts): Rename to...
2719 (insert_debug_temps_for_defs): ... this. Likewise.
2720 * tree.h (DEBUG_TEMP_UID): New.
2721 * tree.c (next_debug_decl_uid): New.
2722 (make_node_stat): Count debug decls separately.
2723 (copy_node_stat): Likewise.
2724 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2725 * var-tracking.c (dv_is_decl_p): Recognize it.
2726 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2727 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2728 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2729 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2730 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2731 (cselib_hash_rtx): Likewise.
2732 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2733 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2735 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2736 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2737 * rtl.c (copy_rtx): Likewise.
2738 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2739 * print-rtl.c (print_rtx): Likewise.
2740 * sched-vis.c (print_value): Likewise.
2741 (print_insn): Handle DEBUG_EXPR_DECL.
2742 * tree-dump.c (dequeue_and_dump): Likewise.
2743 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2744 * gimple-iterator (gsi_replace): Check for same lhs.
2745 (gsi_remove): Insert debug temps.
2746 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2747 (move_computations_stmt): Drop explicit propagation into debug stmts.
2748 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2749 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2750 * tree-ssa-sink.c (statement_sink_location): Likewise.
2751 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2752 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2753 * tree-flow.h: Likewise.
2754 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2755 debug temps without values.
2756 (eliminate_unnecessary_stmts): Don't discard just-inserted
2759 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2762 * config/cris/cris.md (andu): Check that operand 1 is one of the
2763 general registers. Fix typo in head comment.
2765 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2767 * config/i386/i386.md (vswapmov): New.
2768 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2769 (ix86_function_ms_hook_prologue): New.
2770 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2771 * configure.ac: Test for swap suffix support in as.
2772 * configure: Rebuild.
2774 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2777 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2778 paradoxical subregs to prevent partial register stalls if the inner
2779 mode is integer mode.
2781 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2785 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2788 * gcc/dwarf2out.c (template_parameter_pack_die,
2789 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2791 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2794 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2796 (maybe_register_def): Likewise. Take stmt iterator.
2797 (rewrite_update_stmt): Take stmt iterator and pass it on.
2798 (rewrite_update_enter_block): Pass stmt iterator.
2800 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2802 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2803 (spu_builtin_decl): New function.
2805 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.md (SWIM): New mode iterator.
2808 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2809 using SWIM mode iterator.
2810 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2811 patterns using SWI48 mode iterator.
2812 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2813 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2814 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2815 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2816 patterns using SWI248 mode iterator.
2817 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2818 gen_x86_movdicc_0_m1_rex64 for renamed function
2820 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2821 Eric Botcazou <ebotcazou@adacore.com>
2824 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2825 * config/sparc/sol2-unwind.h: New file.
2827 2009-10-11 Olivier Hainque <hainque@adacore.com>
2828 Eric Botcazou <ebotcazou@adacore.com>
2831 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2832 * config/i386/sol2-unwind.h: New file.
2834 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/i386.md (addsi_1_zext): Get the proper second
2840 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2842 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2843 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2846 2009-10-11 Richard Guenther <rguenther@suse.de>
2848 * gimple.c (iterative_hash_type_name): Do not handle special
2851 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2854 (*setcc_si_1_and): Ditto.
2855 (*setcc_si_1_movzbl): Ditto.
2856 (*setcc_<mode>_2): Ditto.
2857 (*setcc_qi): Rename from *setcc_1.
2858 (*setcc_qi_slp): Rename from *setcc_2.
2860 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2861 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2863 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2864 "if" condition, there is already assert with reload_completed present.
2866 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2868 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2870 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2872 * doc/install.texi (Final install): Refer to
2873 http://gcc.gnu.org/bugs/ for bug reporting.
2875 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2877 * configure.ac: Add test for dci instruction.
2878 * configure: Regenerate.
2879 * config.in: Likewise.
2880 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2881 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2882 (-mmulhw): Add 476 to description.
2883 (-mdlmzb): Likewise.
2884 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2885 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2886 (processor_target_table): Add 476 and 476fp entries.
2887 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2888 (rs6000_issue_rate): Add CPU_PPC476.
2889 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2890 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2891 (processor_type): Add PROCESSOR_PPC476.
2892 (EXTRA_SPECS): Add asm_cpu_476 string.
2893 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2894 (define_attr "cpu"): Add ppc476.
2896 Update comments for 476.
2897 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2898 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2899 Update copyright year.
2900 * config/rs6000/476.md: New file.
2901 * config/rs6000/40x.md: Add description for "isel" attribute.
2902 Update copyright year.
2903 * config/rs6000/440.md: Likewise.
2904 * config/rs6000/603.md: Likewise.
2905 * config/rs6000/6xx.md: Likewise.
2906 * config/rs6000/7450.md: Likewise.
2907 * config/rs6000/7xx.md: Likewise.
2908 * config/rs6000/8540.md: Likewise.
2909 * config/rs6000/cell.md: Likewise.
2910 * config/rs6000/e300c2c3.md: Likewise.
2911 * config/rs6000/e500mc.md: Likewise.
2912 * config/rs6000/mpc.md: Likewise.
2913 * config/rs6000/power4.md: Likewise.
2914 * config/rs6000/power5.md: Likewise.
2915 * config/rs6000/power6.md: Likewise.
2916 * config/rs6000/power7.md: Likewise.
2917 * config/rs6000/rios1.md: Likewise.
2918 * config/rs6000/rios2.md: Likewise.
2919 * config/rs6000/rs64.md: Likewise.
2921 2009-10-10 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/41654
2924 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2925 a cond expr before calling gimple_cond_set_condition_from_tree.
2926 (ifcombine_iforif): Likewise.
2928 2009-10-09 Ian Lance Taylor <iant@google.com>
2930 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2931 * configure: Rebuild.
2933 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2935 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2938 2009-10-09 Richard Guenther <rguenther@suse.de>
2941 * target-def.h (TARGET_BUILTIN_DECL): Define.
2942 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2943 * target.h (struct gcc_target): Add builtin_decl target hook.
2944 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2945 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2947 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2948 not gcc_unreachable.
2949 (lto_output_builtin_tree): Sorry if the target does not support
2950 streaming target builtins.
2951 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2952 (rs6000_builtin_decl): New function.
2953 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2954 (ix86_builtin_decl): New function.
2956 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2958 PR preprocessor/41445
2959 * c-ppoutput.c (do_line_change): New function.
2960 (cb_line_change): Use it.
2961 (scan_translation_unit): Call do_line_change if
2962 avoid_paste or PREV_WHITE and token location is on a different line
2963 than print.src_line.
2966 * dwarf2out.c (dwarf2out_init): Test whether
2967 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2970 PR rtl-optimization/41646
2971 * calls.c (expand_call): For BLKmode types returned in registers
2972 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2975 2009-10-09 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/41634
2978 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2979 we remove the correct elements.
2980 (optimize_stmt): Make sure to update stmt operands before
2981 optimizing redundancies.
2983 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2985 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2987 2009-10-09 Richard Guenther <rguenther@suse.de>
2990 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2992 (lto_wrapper_exit): New function.
2994 (fatal_perror): Likewise.
2995 (fork_execute): Use global args_name, do not free it.
2996 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2997 * lto-streamer.h: Remove duplicate prototypes.
2999 2009-10-09 Richard Guenther <rguenther@suse.de>
3001 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3002 before calling stmt_can_throw_external.
3004 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3006 PR tree-optimization/40071
3007 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3008 pointer if the original data reference doesn't conflict with the
3009 created vector data reference. Fix long line.
3011 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3013 * config/i386/i386.md (any_div): New code iterator.
3014 (u): Handle div and udiv.
3016 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3018 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3019 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3020 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3021 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3023 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3025 * gcc.c (main): Remove trailing "." from diagnostics.
3027 2009-10-08 Cary Coutant <ccoutant@google.com>
3029 Add support for debugging with ICF (Identical Code Folding).
3030 * calls.c (debug.h): New #include.
3031 (emit_call_1): Call virtual_call_token debug hook.
3032 * common.opt (-fenable-icf-debug): New option.
3033 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3034 locations in the source).
3035 (poc_label_num): New variable.
3036 (dcall_entry, vcall_entry): New typedefs.
3037 (dcall_table, vcall_table): New variables.
3038 (struct vcall_insn): New type.
3039 (vcall_insn_table): New variable.
3040 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3041 (size_of_dcall_table): New function.
3042 (output_dcall_table): New function.
3043 (size_of_vcall_table): New function.
3044 (output_vcall_table): New function.
3045 (dwarf2out_direct_call): New function.
3046 (vcall_insn_table_hash): New function.
3047 (vcall_insn_table_eq): New function.
3048 (dwarf2out_virtual_call_token): New function.
3049 (dwarf2out_virtual_call): New function.
3050 (dwarf2out_init): Allocate new tables and sections.
3051 (prune_unused_types): Mark DIEs referenced from direct call table.
3052 (dwarf2out_finish): Output direct and virtual call tables.
3053 * final.c (final_scan_insn): Call direct_call and virtual_call
3055 * debug.h (struct gcc_debug_hooks): Add direct_call,
3056 virtual_call_token, virtual_call hooks.
3057 (debug_nothing_uid): New function.
3058 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3059 (debug_nothing_uid): New function.
3060 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3061 (xcoff_debug_hooks): Likewise.
3062 * sdbout.c (sdb_debug_hooks): Likewise.
3063 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3064 * doc/invoke.texi (-fenable-icf-debug): New option.
3066 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3069 * regmove.c (regmove_backward_pass): Replace src with dst in the
3070 debug insn, and check for dst before rather than after.
3072 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3074 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3075 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3077 2009-10-08 Jan Hubicka <jh@suse.cz>
3080 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3081 do not mark cgraph nodes as needed.
3082 (record_references_in_initializer): Add new only_vars parameter.
3083 * cgraph.h (record_references_in_initializer): New parameter.
3084 * varasm.c (assemble_variable): Update call.
3085 * varpool.c (varpool_analyze_pending_decls): Always look for
3088 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3090 * config/avr/avr.c (last_insn_address) Remove variable.
3091 (expand_prologue): Don't initialise last_insn_address variable.
3092 (final_prescan_insn): Don't output insn size.
3093 * config/avr/avr.opt (msize): Remove switch.
3094 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3097 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3099 * combine.c (label_tick_ebb_start): Fix comment.
3100 (combine_instructions): Set label_tick and label_tick_ebb_start before
3101 calling setup_incoming_promotions. Start them from 1. Increment
3102 label_tick instead of deriving it from the BB index. Rather than
3103 comparing ticks use the block from the previous iteration to decide
3104 whether to start a new EBB. Remove empty lines before function.
3106 2009-10-08 Michael Matz <matz@suse.de>
3109 * builtins.c (fold_builtin_isascii): Use fold_build2.
3110 (fold_builtin_isdigit): Ditto.
3111 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3112 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3113 remove_useless_stmts_cond, remove_useless_stmts_tf,
3114 remove_useless_stmts_tc, remove_useless_stmts_bind,
3115 remove_useless_stmts_goto, remove_useless_stmts_label,
3116 remove_useless_stmts_1, remove_useless_stmts,
3117 pass_remove_useless_stmts): Remove.
3118 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3119 * passes.c (init_optimization_passes): Don't add
3120 pass_remove_useless_stmts.
3121 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3122 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3124 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3125 for static constants.
3126 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3127 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3129 2009-10-08 Richard Guenther <rguenther@suse.de>
3131 * gimple.c (free_gimple_type_tables): New function.
3132 * gimple.h (free_gimple_type_tables): Declare.
3134 2009-10-07 Mark Heffernan <meheff@google.com>
3136 * ipa-prop.c (ipa_print_node_params) Only print
3137 names of named arguments.
3139 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3141 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3142 being statically linked.
3144 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3146 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3148 2009-10-08 Jan Hubicka <jh@suse.cz>
3151 * ipa.c (cgraph_externally_visible_p,
3152 function_and_variable_visibility,
3153 whole_program_function_and_variable_visibility): Skip non-finalized
3156 2009-10-08 Nick Clifton <nickc@redhat.com>
3158 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3161 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3164 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3166 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3169 * c-common.c (c_fully_fold_internal): Strip nops from the result
3170 of recursive calls to c_fully_fold_internal.
3171 (c_wrap_maybe_const): New.
3172 (c_save_expr): Use c_wrap_maybe_const.
3173 * c-common.h (c_wrap_maybe_const): Declare.
3174 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3175 build_binary_op): Use c_wrap_maybe_const.
3177 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3179 * real.c: Fix comment to reflect actual exponent size.
3181 2009-10-08 Ben Elliston <bje@au.ibm.com>
3183 * config/rs6000/a2.md: Add FSF comment header.
3185 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3187 * config/i386/i386.md (any_extend): New code iterator.
3188 (u, s): New code attributes.
3190 (DWIH): Rewrite as code iterator for SI and DI modes.
3191 (DWI): Rewrite as mode attribute.
3192 (dwi): New mode attribute.
3193 (di): Depend on SI mode and DI mode.
3194 (doubleint_general_operand): Remove mode attribute.
3196 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3199 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3200 (*sub<mode>3_doubleword): Ditto.
3202 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3203 using SWIM248 mode iterator.
3204 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3205 using SWI48 mode iterator.
3206 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3207 patterns using DWIH mode iterator and any_extend code iterator.
3208 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3209 using any_extend code iterator.
3210 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3211 patterns using DWIH mode iterator and any_extend code iterator.
3212 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3213 using any_extend code iterator.
3214 (<s>mul<mode>3_highpart): Macroize expander from
3215 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3216 and any_extend code iterator.
3217 (*<s>muldi3_highpart_1): Macroize insn from
3218 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3219 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3220 patterns using any_extend code iterator.
3221 (*<s>mulsi3_highpart_zext): Macroize insn from
3222 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3224 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3226 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3227 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3228 refering to a DIE with DW_AT_const_value.
3230 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3233 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3235 2009-10-06 Jan Hubicka <jh@suse.cz>
3237 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3240 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3243 *lea_2_rex64): Move before *add<mode>_1 pattern.
3245 2009-10-07 Jan Hubicka <jh@suse.cz>
3247 * collect2.c (main): Add -fno-whole-program.
3248 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3250 2009-10-07 Jan Hubicka <jh@suse.cz>
3252 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3253 has no address taken.
3254 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3256 (cgraph_clone_node): Clear externally_visible flag for clones.
3257 * cgraph.h (cgraph_only_called_directly_p,
3258 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3259 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3260 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3261 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3262 ipcp_insert_stage): Likwise.
3263 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3264 externally_visible flag.
3265 (verify_cgraph_node): Verify that inline clones look right.
3266 (process_function_and_variable_attributes): Do not set
3267 externally_visible flags.
3268 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3270 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3272 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3273 clear externally_visible when turning into inline clones
3274 (cgraph_mark_inline_edge): Use new predicates.
3275 (cgraph_estimate_growth): Likewise.
3276 (cgraph_decide_inlining): Likewise.
3277 * ipa.c (cgraph_postorder): Likewise.
3278 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3279 that inline clones are not needed.
3280 (cgraph_externally_visible_p): New predicate.
3281 (function_and_variable_visibility): Add whole_program parameter;
3282 always set externally_visible flag; handle COMDAT function
3284 (local_function_and_variable_visibility): New function.
3285 (gate_whole_program_function_and_variable_visibility): New function.
3286 (whole_program_function_and_variable_visibility): New function.
3287 (pass_ipa_whole_program_visibility): New function.
3288 * passes.c (init_optimization_passes): Add whole program visibility
3290 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3291 not care about needed/reachable flags.
3292 * varpool.c: Include flags.h
3293 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3294 (varpool_finalize_decl): When we are in LTO read-back, all variables
3296 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3298 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3300 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3303 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3305 * config.gcc: Don't include the makefile fragments intended for
3307 * config/s390/fixdfdi.h: File removed.
3308 * config/s390/libgcc-glibc.ver: File removed.
3309 * config/s390/s390.h: Remove the fixdfdi.h hack.
3310 * config/s390/t-crtstuff: File moved to libgcc dir.
3311 * config/s390/t-linux: Likewise.
3312 * config/s390/t-tpf: libgcc specific parts removed.
3313 * config/s390/t-linux64: Likewise.
3315 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3317 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3318 (lto-compress.o): Likewise.
3320 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3323 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3324 dllexport to class members here.
3325 (i386_pe_determine_dllimport_p): Only check static class data for
3327 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3328 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3329 functions for vague linkage.
3330 (i386_pe_type_dllexport_p): Fix formatting.
3331 (maybe_add_dllexport) New function.
3332 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3335 2009-10-07 Ben Elliston <bje@au.ibm.com>
3337 * config/rs6000/a2.md: Remove duplicated lines.
3339 2009-10-07 Ben Elliston <bje@au.ibm.com>
3341 * config.gcc (powerpc*-*-*): Handle a2.
3342 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3343 * config/rs6000/a2.md: New file.
3344 * config/rs6000/rs6000.opt (mno-update): New.
3345 (mupdate): Return to using a mask, not a var.
3346 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3347 (enum processor_type): Add PROCESSOR_PPCA2.
3348 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3349 (rs6000_override_options): Add "a2" to processor_target_table.
3350 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3351 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3353 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3356 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3357 reference to nonexistent gen_truncxfxf2 function.
3359 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3362 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3363 (general_operand): Handle TI mode.
3364 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3365 using SDWIM mode iterator.
3366 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3367 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3368 using DWI mode iterator.
3369 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3370 patterns using SWI mode iterator.
3371 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3372 using SWI48 mode iterator.
3373 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3374 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3375 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3376 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3377 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3378 using SDWIM mode iterator.
3379 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3380 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3381 using DWI mode iterator.
3382 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3383 patterns using SWI mode iterator.
3384 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3385 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3386 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3387 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3388 patterns using plusminus code iterator.
3389 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3390 sub<mode>3 patterns using plusminus code iterator.
3391 * config/i386/i386.c (override_options): Update the call to
3392 gen_subdi_carry_rex64 for renamed function.
3393 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3394 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3395 calls to instruction expanders.
3397 2009-10-06 Martin Jambor <mjambor@suse.cz>
3400 * opts.c (decode_options): Run IPA-SRA at -O2.
3402 2009-10-06 Richard Guenther <rguenther@suse.de>
3404 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3406 2009-10-06 Tobias Burnus <burnus@net-b.de>
3409 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3410 -flto and -fwhole-program flags can be combined.
3412 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3415 * gcc.c (process_command): Check that -o argument was specified.
3417 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3419 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3421 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3423 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3424 * doc/invoke.texi (Warning Options): Annotate allowed languages
3425 for -Wunsuffixed-float-constants.
3427 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3429 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3430 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3431 same name and isn't the main variant.
3434 * dwarf2out.c (loc_by_reference): Removed.
3435 (dw_loc_list_1): New function.
3436 (dw_loc_list): Remove toplev argument, add want_address argument.
3437 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3438 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3439 want_address == 2 to dw_loc_list. For successful dw_loc_list
3440 set have_address to 1 only if want_address is not 0.
3442 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3444 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3445 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3446 a code block followed by two pointers.
3447 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3448 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3449 (MIPS_MOVE): Likewise.
3450 (MIPS_LUI): Likewise.
3451 (MIPS_JR): Likewise.
3452 (MIPS_BAL): Likewise.
3453 (MIPS_NOP): Likewise.
3454 (mips_asm_trampoline_template): Delete.
3455 (mips_trampoline_code_size): New function.
3456 (mips_trampoline_init): Add shorter sequences for all cases
3457 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3458 Calculate the opcodes directly, rather than copying from a template.
3459 Only flush the code part of the trampoline.
3460 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3462 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3464 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3465 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3466 (INCOMING_RETURN_ADDR_RTX): Likewise.
3467 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3469 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3470 with RETURN_ADDR_REGNUM.
3471 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3472 * config/mips/mips.c (mips16_build_call_stub): Replace
3473 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3474 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3475 (mips_print_operand_punctuation): Likewise.
3476 (mips_frame_set): Likewise.
3477 (mips16e_output_save_restore): Likewise.
3478 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3479 (mips_save_reg_p): Likewise.
3480 (mips_return_addr): Likewise.
3481 (mips_set_return_address): Likewise.
3482 (mips_direct_save_slot_move_p): Likewise.
3483 (mips_output_function_prologue): Likewise.
3484 (mips_restore_reg): Likewise.
3485 (mips_expand_epilogue): Likewise.
3486 (mips_epilogue_uses): Likewise.
3487 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3488 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3489 (clear_hazard_<mode>): Likewise.
3490 (call_internal): Likewise.
3491 (call_internal_direct): Likewise.
3492 (call_direct_split): Likewise.
3493 (call_value_internal): Likewise.
3494 (call_value_split): Likewise.
3495 (call_value_internal_direct): Likewise.
3496 (call_value_direct_split): Likewise.
3497 (call_value_multiple_internal): Likewise.
3498 (call_value_multiple_split): Likewise.
3500 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3501 Jakub Jelinek <jakub@redhat.com>
3503 PR rtl-optimization/41511
3504 * combine.c (record_value_for_reg): Pass explicit values as argument
3505 to get_last_value_validate.
3506 (get_last_value_validate): Document INSN parameter.
3507 For non-readonly MEMs, assume they might have been modified if INSN
3508 was in another basic block.
3509 (get_last_value): Minor reformatting.
3511 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3514 * final.c (asm_str_count): Split out from asm_insn_count.
3515 * rtl.h (asm_str_count): New prototype.
3516 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3519 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3521 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3523 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3524 Rafael Espindola <espindola@google.com>
3526 * gengtype.c (write_types): Moved call to write_func_for_structure
3527 into seperate loops.
3529 2009-10-05 Richard Guenther <rguenther@suse.de>
3532 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3533 (input_cgraph_1): Input toplevel asms.
3535 2009-10-05 Richard Guenther <rguenther@suse.de>
3538 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3539 (external_aggregate_decl_p): Likewise.
3540 (lto_symtab_compatible): Re-structure. Remove dead code.
3541 For variables ignore toplevel qualifiers when comparing types.
3542 Issue warnings, not errors for mismatched user-alignment.
3544 2009-10-05 Richard Guenther <rguenther@suse.de>
3548 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3549 (struct lto_symtab_identifier_def): Likewise.
3550 (struct lto_symtab_decl_def): Likewise.
3551 (struct lto_symtab_entry_def): New.
3552 (lto_symtab_identifier_t): Rename to ...
3553 (lto_symtab_entry_t): ... this.
3554 (lto_symtab_decls): Remove.
3555 (lto_symtab_base_hash): Rename to ...
3556 (lto_symtab_entry_hash): ... this.
3557 (lto_symtab_base_eq): Rename to ...
3558 (lto_symtab_entry_eq): ... this.
3559 (lto_symtab_base_marked_p): Rename to ...
3560 (lto_symtab_entry_marked_p): ... this.
3561 (lto_symtab_identifier_marked_p): Remove.
3562 (lto_symtab_decl_marked_p): Likewise.
3563 (lto_symtab_maybe_init_hash_tables): Rename to ...
3564 (lto_symtab_maybe_init_hash_table): ... this.
3565 (lto_symtab_set_resolution_and_file_data): Remove.
3566 (lto_symtab_register_decl): New function.
3567 (lto_symtab_get_identifier): Remove.
3568 (lto_symtab_get): New function.
3569 (lto_symtab_get_resolution): Adjust.
3570 (lto_symtab_get_identifier_decl): Remove.
3571 (lto_symtab_set_identifier_decl): Likewise.
3572 (lto_symtab_merge_decl): Rename to ...
3573 (lto_symtab_merge): ... this. Rewrite.
3574 (lto_symtab_merge_var): Remove.
3575 (lto_symtab_merge_fn): Likewise.
3576 (lto_symtab_prevailing_decl): Adjust.
3577 (lto_cgraph_replace_node): New function.
3578 (lto_symtab_merge_decls_2): Likewise.
3579 (lto_symtab_merge_decls_1): Likewise.
3580 (lto_symtab_fixup_var_decls): Likewise.
3581 (lto_symtab_resolve_symbols): Likewise.
3582 (lto_symtab_merge_decls): Likewise.
3583 (lto_symtab_prevailing_decl): Adjust.
3584 (lto_symtab_get_symtab_def): Remove.
3585 (lto_symtab_get_file_data): Likewise.
3586 (lto_symtab_clear_resolution): Adjust.
3587 (lto_symtab_clear_resolution): Likewise.
3588 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3589 (input_cgraph_1): Likewise.
3590 * lto-streamer-in.c (get_resolution): Do not provide fake
3591 symbol resolutions here.
3592 (deferred_global_decls): Remove.
3593 (lto_register_deferred_decls_in_symtab): Likewise.
3594 (lto_register_var_decl_in_symtab): Change signature, register
3595 variable via lto_symtab_register_decl.
3596 (lto_register_function_decl_in_symtab): Likewise.
3597 (lto_read_tree): Adjust.
3598 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3599 (lto_symtab_merge_var): Likewise.
3600 (lto_symtab_merge_fn): Likewise.
3601 (lto_symtab_register_decl): Declare.
3602 (lto_symtab_merge_decls): Likewise.
3604 2009-10-05 Richard Guenther <rguenther@suse.de>
3606 PR tree-optimization/23821
3607 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3608 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3609 simple IV increments.
3611 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3613 * config/arm/arm.c (arm_override_options): Really initialize
3614 flag_dwarf2_cfi_asm to 0.
3616 2009-10-05 Doug Kwan <dougkwan@google.com>
3618 PR rtl-optimization/41574
3619 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3620 floating point and we are not doing unsafe math optimizations.
3622 2009-10-03 Simon Baldwin <simonb@google.com>
3623 Cary Coutant <ccoutant@google.com>
3624 Rafael Espindola <espindola@google.com>
3625 Richard Guenther <rguenther@suse.de>
3626 Jan Hubicka <jh@suse.cz>
3627 Doug Kwan <dougkwan@google.com>
3628 H.J. Lu <hongjiu.lu@intel.com>
3629 Bill Maddox <maddox@google.com>
3630 Ryan Mansfield <rmansfield@qnx.com>
3631 Diego Novillo <dnovillo@google.com>
3632 Ollie Wild <aaw@google.com>
3633 Kenneth Zadeck <zadeck@naturalbridge.com>
3635 * lto-cgraph.c: New file.
3636 * lto-compress.c: New file.
3637 * lto-compress.h: New file.
3638 * lto-opts.c: New file.
3639 * lto-section-in.c: New file.
3640 * lto-section-out.c: New file.
3641 * lto-streamer-in.c: New file.
3642 * lto-streamer-out.c: New file.
3643 * lto-streamer.c: New file.
3644 * lto-streamer.h: New file.
3645 * lto-symtab.c: New file.
3646 * lto-wpa-fixup.c: New file.
3647 * lto-wrapper.c: New file.
3649 2009-10-03 Simon Baldwin <baldwin@google.com>
3650 Ben Elliston <bje@au.ibm.com>
3651 Rafael Espindola <espindola@google.com>
3652 Nathan Froyd <froydnj@codesourcery.com>
3653 Jan Hubicka <jh@suse.cz>
3654 Doug Kwan <dougkwan@google.com>
3655 Diego Novillo <dnovillo@google.com>
3656 Kenneth Zadeck <zadeck@naturalbridge.com>
3658 * Makefile.in (enable_lto): New.
3659 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3660 (LINKER_PLUGIN_API_H): Define.
3661 (LTO_SYMTAB_H): Define.
3662 (LTO_STREAMER_H): Define.
3663 (TREE_VECTORIZER_H): Define.
3664 (INCLUDES): Add LIBELFINC.
3665 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3666 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3667 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3668 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3669 (native): Add lto-wrapper$(exeext)
3670 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3671 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3672 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3673 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3674 (varasm.o): Add dependency on tree-iterator.h.
3675 (cgraph.o): Add dependency on cif-code.def.
3676 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3677 (ipa-pure-const.o): Likewise.
3678 (GTFILES): Add lto-symtab.c.
3679 (install-lto-wrapper): New.
3680 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3681 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3682 * config.in: Regenerate.
3684 2009-10-03 Rafael Espindola <espindola@google.com>
3685 Diego Novillo <dnovillo@google.com>
3687 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3688 ipa_write_summaries.
3689 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3691 (cgraph_optimize): Make extern.
3693 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3694 Kenneth Zadeck <zadeck@naturalbridge.com>
3696 * toplev.c (in_lto_p): Declare.
3697 * collect2.c (scan_prog_file): Read all the output when reading
3698 information for LTO.
3699 (enum lto_mode_d): Declare.
3701 2009-10-03 Richard Guenther <rguenther@suse.de>
3702 Diego Novillo <dnovillo@google.com>
3704 * gimple.c: Include target.h and alias.h.
3705 (gimple_types): Declare.
3706 (type_hash_cache): Declare.
3707 (gimple_alloc_stat): Make extern.
3708 (gimple_build_eh_must_not_throw): Call
3709 gimple_eh_must_not_throw_set_fndecl.
3710 (struct type_pair_d): Declare.
3711 (type_pair_t): Declare.
3712 (type_pair_hash): New.
3713 (type_pair_eq): New.
3714 (lookup_type_pair): New.
3715 (gimple_force_type_merge): New.
3716 (compare_type_names_p): New.
3717 (compare_field_offset): New.
3718 (gimple_types_compatible_p): New.
3719 (struct sccs): Declare.
3720 (next_dfs_num): Declare.
3721 (iterative_hash_gimple_type): New.
3723 (iterative_hash_type_name): New.
3724 (iterative_hash_gimple_type): New.
3725 (gimple_type_hash): New.
3726 (gimple_type_eq): New.
3727 (gimple_register_type): New.
3728 (print_gimple_types_stats): New.
3729 (gimple_signed_or_unsigned_type): New.
3730 (gimple_unsigned_type): New.
3731 (gimple_signed_type): New.
3732 (gimple_get_alias_set): New.
3733 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3734 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3735 (gimple_force_type_merge): Declare.
3736 (gimple_types_compatible_p): Declare.
3737 (gimple_register_type): Declare.
3738 (print_gimple_types_stats): Declare.
3739 (gimple_unsigned_type): Declare.
3740 (gimple_signed_type): Declare.
3741 (gimple_get_alias_set): Declare.
3742 (gimple_eh_must_not_throw_set_fndecl): New.
3744 2009-10-03 Jan Hubicka <jh@suse.cz>
3745 Kenneth Zadeck <zadeck@naturalbridge.com>
3747 * ipa-pure-const.c: Include lto-streamer.h.
3748 (register_hooks): Factor out of ...
3749 (generate_summary): ... here.
3750 (pure_const_write_summary): New.
3751 (pure_const_read_summary): New.
3752 (pass_ipa_pure_const): Add pure_const_write_summary and
3753 pure_const_read_summary.
3754 * ipa-reference.c: Include lto-streamer.h.
3755 (add_new_function): New.
3756 (remove_node_data): New.
3757 (duplicate_node_data): New.
3758 (ipa_init): Guard against multiple calls.
3759 Move hook setup from analyze_function.
3760 (write_node_summary_p): New.
3761 (ipa_reference_write_summary): New.
3762 (ipa_reference_read_summary): New.
3763 (pass_ipa_reference): Add ipa_reference_write_summary and
3764 ipa_reference_read_summary.
3765 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3766 (struct cgraph_edge): Add fields lto_stmt_uid and
3767 call_stmt_cannot_inline_p.
3768 (cgraph_optimize): Declare.
3769 (cgraph_decide_is_function_needed): Declare.
3770 (reset_inline_failed): Declare.
3771 (enum LTO_cgraph_tags): Declare.
3772 (LTO_cgraph_tag_names): Declare.
3773 (LCC_NOT_FOUND): Define.
3775 2009-10-03 Doug Kwan <dougkwan@google.com>
3776 Rafael Espindola <espindola@google.com>
3777 Jan Hubicka <jh@suse.cz>
3778 Diego Novillo <dnovillo@google.com>
3779 Kenneth Zadeck <zadeck@naturalbridge.com>
3781 * passes.c (all_regular_ipa_passes): New.
3782 (all_ipa_passes): Rename to all_small_ipa_passes.
3783 (init_optimization_passes): Init all_regular_ipa_passes.
3784 * tree-pass.h (all_regular_ipa_passes): New.
3785 (all_ipa_passes): Rename to all_small_ipa_passes.
3786 * passes.c (all_lto_gen_passes): New.
3787 (init_optimization_passes): Initialize all_lto_gen_passes.
3788 (execute_ipa_summary_passes): Make non-static.
3789 (ipa_write_summaries_1): New.
3790 (ipa_write_summaries_2): New.
3791 (ipa_write_summaries): New.
3792 (ipa_write_summaries_of_cgraph_node_set): New.
3793 (ipa_read_summaries_1): New.
3794 (ipa_read_summaries): New.
3795 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3796 (execute_regular_ipa_pass_list): Remove.
3797 (init_optimization_passes): Schedule
3798 pass_rebuild_cgraph_edges and pass_early_inline outside
3799 of pass_all_early_optimizations. Document reason.
3800 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3801 pass_ipa_lto_finish_out): New pass.
3802 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3803 (execute_all_ipa_transforms): New.
3804 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3805 (dump_properties, debug_properties): New.
3806 * tree-optimize.c (gate_all_early_local_passes): Return
3807 false if we are in lto1.
3808 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3809 * tree-pass.h (execute_all_ipa_transforms): Declare.
3810 (pass_ipa_function_and_variable_visibility): Declare.
3811 (pass_ipa_early_inline): Declare.
3812 (pass_ipa_lto_gimple_out): Declare.
3813 (pass_ipa_lto_wpa_fixup): Declare.
3814 (pass_ipa_lto_finish_out): Declare.
3815 (all_small_ipa_passes, all_regular_ipa_passes,
3816 all_lto_gen_passes): Declare.
3817 (execute_ipa_summary_passes): Declare.
3818 (execute_all_ipa_transforms): Declare.
3819 (ipa_write_summaries): Declare
3820 (ipa_write_summaries_of_cgraph_node_set): Declare.
3821 (ipa_read_summaries): Declare.
3823 2009-10-03 Doug Kwan <dougkwan@google.com>
3824 Ollie Wild <aaw@google.com>
3826 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3828 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3829 (lto_mode): New variable.
3830 (maybe_run_lto_and_relink): Handle the -fwpa option.
3831 (main): Handle the -fwpa option.
3832 (maybe_unlink_list): New function.
3833 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3834 * common.opt (flto): New flag.
3835 * toplev.c (flag_generate_lto): Declare.
3837 2009-10-03 Simon Baldwin <simonb@google.com>
3839 * common.opt (flto-compression-level): New flag.
3841 * opts.c: Include lto-opts.h.
3842 (handle_option): Call lto_register_user_option for each
3843 valid option handled.
3844 (decode_options): Clear registered options before the options
3847 2009-10-03 Cary Coutant <ccoutant@google.com>
3849 * collect2.c (is_elf): New function.
3850 (scan_prog_file): Require LTO object to be in ELF format.
3852 2009-10-03 Rafael Espindola <espindola@google.com>
3854 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3855 libgcc to the linker.
3857 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3859 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3860 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3862 * collect2.h (collect_execute): Add flags argument.
3863 * tlink.c (tlink_execute): Update call to collect_execute.
3864 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3865 (use_linker_plugin): New.
3866 (use_linker_plugin_spec_function): New.
3867 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3868 (linker_plugin_file_spec): New.
3869 (lto_wrapper_spec): New.
3870 (lto_gcc_spec): New.
3871 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3872 (static_spec_functions): Add use-linker-plugin.
3873 (process_command): Handle -use-linker-plugin.
3874 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3875 linker_plugin_file_spec and lto_gcc_spec.
3876 (use_linker_plugin_spec_function): New.
3878 2009-10-03 Richard Guenther <rguenther@suse.de>
3882 * tree.h (is_lang_specific): Include LANG_TYPE.
3883 * tree.c (find_decls_types_r): Manually add interesting parts
3884 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3886 * gimple.c (type_pair_hash): Make symmetric.
3887 (type_pair_eq): Likewise.
3888 (lookup_type_pair): Increase initial hashtable size.
3889 (gimple_force_type_merge): Rely on type-pair symmetry.
3890 (visit): Remove excessive checking code.
3891 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3892 (gimple_register_type): Remove getenv calls, shrink initial
3896 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3897 inline functions if not generating lto output.
3900 * toplev.c (finalize): In WPA mode remove the asm file.
3902 2009-10-03 Doug Kwan <dougkwan@google.com>
3904 * ipa-inline.c (cgraph_mark_inline): Check
3905 edge->call_stmt_cannot_inline_p instead of calling
3906 gimple_call_cannot_inline_p.
3907 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3908 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3909 (inline_generate_summary): Do nothing in LTRANS.
3910 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3911 exists before calling gimple_call_cannot_inline_p.
3912 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3913 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3914 Update new_edge->lto_stmt_uid.
3915 * cgraphbuild.c (reset_inline_failed): New.
3917 * common.opt (fwpa): New flag.
3918 (fltrans): New option.
3919 * gcc.c (gcc_lto_option_t): New type.
3920 (current_lto_option): New variable.
3921 (lto_single_spec_function): Remove and is replaced by ..
3922 (lto_option_spec_function): New function.
3923 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3924 passing the -flto flag.
3925 (cc1_options): Separate non-LTO related parts into ..
3926 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3927 (lto1_options): New spec for lto FE.
3928 (link_lto_options): New spec for handling LTO flags in linker.
3929 (invoke_lto_single): Re-format to fit in 80 column. Replace
3930 lto-single with lto-option.
3931 (static_specs): Add cc1_non_lto_options, lto1_options and
3933 (static_spec_function): Replace lto-single with lto-option.
3934 (process_command): Handle -flto, -fwpa and -fltran by setting
3935 current_lto_option and not passing it to subprocess unconditionally.
3937 2009-10-03 Bill Maddox <maddox@google.com>
3939 Add `gcc' driver support for link-time code generation (LTO).
3941 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3942 (lto_flag, lto_objects, lto_o_file): New variables.
3943 (struct lto_object, struct lto_object_list): New structures.
3944 (collect_exit, handler): Remove LTO temporary output file on exit.
3945 (add_lto_object): New function.
3946 (maybe_run_lto_and_relink): New function. Perform link time code
3947 generation and relinking for object files containing LTO information.
3948 (main): Invoke maybe_run_lto_and_relink().
3949 (dump_argv): New function. For debugging, currently disabled.
3950 (scan_prog_file): Add LTO information pass.
3951 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3953 * toplev.c (compile_file): Emit assembler directive to create
3954 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3956 2009-10-03 Diego Novillo <dnovillo@google.com>
3958 * c.opt: Add LTO to warn_abi and warn_psabi.
3960 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3961 inline function. Ignore language-specific nodes. Update all users.
3962 (find_decls_types_r): Do not traverse the subtrees of
3963 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3964 * tree.h (is_lang_specific): New.
3965 * langhooks.h (struct lang_hooks_for_decls): Remove
3966 may_need_assembler_name_p. Update all users.
3968 * c-common.c (set_builtin_user_assembler_name): Move ...
3969 * builtins.c (set_builtin_user_assembler_name): ... here.
3970 (is_builtin_name): Add comment
3971 (is_builtin_fn): New.
3972 * except.c (output_ttype): Only call
3973 lookup_type_for_runtime if TYPE is not a runtime type.
3975 * passes.c (register_pass): Call position_pass on
3976 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3977 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3978 (TV_IPA_LTO_DECL_IO): Define.
3979 (TV_IPA_LTO_CGRAPH_IO): Define.
3981 (TV_WHOPR_WPA): Define.
3982 (TV_WHOPR_WPA_IO): Define.
3983 (TV_WHOPR_LTRANS): Define.
3984 (TV_WHOPR_WPA_FIXUP): Define.
3985 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3986 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3987 * tree-flow.h (tree_node_can_be_shared): Declare.
3988 * tree-inline.c (tree_can_inline_p): Check that E has a
3989 statement associated with it.
3990 * tree.c (free_lang_data_in_binf): Factor out of ...
3991 (free_lang_data_in_type): ... here.
3992 Call RECORD_OR_UNION_TYPE_P.
3993 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3994 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3995 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3996 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3997 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3998 (gate_free_lang_data): Return true if flag_generate_lto is set.
3999 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4000 * c-common.h (set_builtin_user_assembler_name): Move ...
4001 * tree.h (set_builtin_user_assembler_name): ... here.
4003 * common.opt (flto-report): New flag.
4004 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4005 * collect2.c (scan_prog_file): Send the error output of
4006 'nm' to HOST_BIT_BUCKET.
4008 2009-10-03 Ollie Wild <aaw@google.com>
4010 * langhooks-def.h (lhd_begin_section): New function declaration.
4011 (lhd_write_section): New function declaration.
4012 (lhd_end_section): New function declaration.
4013 (LANG_HOOKS_BEGIN_SECTION): New macro.
4014 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4015 (LANG_HOOKS_END_SECTION): New macro.
4016 (LANG_HOOKS_LTO): New macro.
4017 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4018 * langhooks.c (output.h): Add include.
4019 (saved_section): New static variable.
4020 (lhd_begin_section): New function.
4021 (lhd_write_section_data): New function.
4022 (lhd_end_section): New function.
4023 * langhooks.h (struct lang_hooks_for_lto): New structure.
4024 (struct lang_hooks): Add member lto.
4025 * Makefile.in (langhooks.o): Add dependency on output.h.
4027 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4029 2009-10-03 Richard Guenther <rguenther@suse.de>
4031 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4034 2009-10-03 Simon Baldwin <simonb@google.com>
4035 Richard Guenther <rguenther@suse.de>
4036 Janis Johnson <janis187@us.ibm.com>
4037 Doug Kwan <dougkwan@google.com>
4038 Diego Novillo <dnovillo@google.com>
4039 Ramana Radhakrishnan <ramana.r@gmail.com>
4040 Ollie Wild <aaw@google.com>
4042 * doc/install.texi: Add documentation for libelf and --enable-lto.
4043 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4044 -flto-report, -flto-compression-level and -use-linker-plugin.
4045 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4046 Add section for LTO Testing.
4048 2009-10-02 Cary Coutant <ccoutant@google.com>
4050 Add support for comdat type sections for DWARF v4.
4051 Merge from dwarf4 branch.
4053 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4054 (dw_die_ref): Define vector type.
4055 (enum dw_val_class): Add dw_val_class_data8.
4056 (struct dw_val_struct): Add v.val_data8.
4057 (comdat_type_node_ref): New type.
4058 (struct die_struct): Move die_symbol into a union; add new field
4059 die_type_node. Change all uses.
4060 (comdat_type_node): New type.
4061 (skeleton_chain_node): New type.
4062 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4063 (comdat_type_list): New variable.
4064 (dwarf_tag_name): Add DW_TAG_type_unit.
4065 (dwarf_attr_name): Add DW_AT_signature.
4066 (add_AT_data8): New function.
4067 (replace_child): New function.
4068 (move_all_children): New function.
4069 (print_signature): New function.
4070 (print_die): Print signature information; add dw_val_class_data8.
4071 (attr_checksum): Support dw_val_class_data8.
4072 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4073 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4074 (checksum_sleb128, checksum_uleb128): New functions.
4075 (checksum_die_context): New function.
4076 (loc_checksum_ordered): New function.
4077 (attr_checksum_ordered): New function.
4078 (struct checksum_attributes): New structure.
4079 (collect_checksum_attributes): New function.
4080 (die_checksum_ordered): New function.
4081 (generate_type_signature): New function.
4082 (same_dw_val_p): Add dw_val_class_data8.
4083 (is_symbol_die): Use new is_declaration_die function.
4084 (is_declaration_die): New function.
4085 (should_move_die_to_comdat): New function.
4086 (clone_die): New function.
4087 (clone_tree): New function.
4088 (clone_as_declaration): New function.
4089 (copy_declaration_context): New function.
4090 (generate_skeleton_ancestor_tree): New function.
4091 (generate_skeleton_bottom_up): New function.
4092 (generate_skeleton): New function.
4093 (remove_child_or_replace_with_skeleton): New function.
4094 (break_out_comdat_types): New function.
4095 (struct decl_table_entry): New type.
4096 (htab_decl_hash): New function.
4097 (htab_decl_eq): New function.
4098 (htab_decl_del): New function.
4099 (copy_ancestor_tree): New function.
4100 (copy_decls_walk): New function.
4101 (copy_decls_for_unworthy_types): New function.
4102 (build_abbrev_table): Don't assert on missing die_symbol when doing
4103 comdat type sections.
4104 (size_of_die): Use DW_FORM_sig8 for external references. Add
4106 (unmark_dies): Don't assert for unmarked dies when doing comdat
4108 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4109 (output_signature): New function.
4110 (output_die): Likewise.
4111 (output_compilation_unit_header): Mark output as DWARF version 3
4112 even if generating DWARF 4.
4113 (output_comdat_type_unit): New function.
4114 (output_line_info): Mark output as DWARF version 3 even if generating
4116 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4118 (dwarf2out_end_source_file): Likewise.
4119 (prune_unused_types_walk_attribs): Don't follow references into
4120 comdat type sections.
4121 (prune_unused_types_mark): When generating type units, do not mark
4122 children of non-defining declarations of types; do mark children of
4124 (prune_unused_types): Process comdat type sections.
4125 (htab_ct_hash): New function.
4126 (htab_ct_eq): New function.
4127 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4128 Add a pointer to the line table from type unit entries so
4129 DW_AT_decl_file has meaning.
4130 * varasm.c (default_elf_asm_named_section): Use identifier name as
4131 comdat key instead of lang hook.
4133 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4135 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4137 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.md (SWIM248): New mode iterator.
4140 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4141 divmodhi4 patterns using SWIM248 macro.
4142 (*divmod<mode>4): Macroize insn_and_split pattern from
4143 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4144 and their corresponding splitters usign SWIM248 macro. Split SImode
4145 insn to generate cltd and DImode insn to generate cqto instead of
4146 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4147 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4148 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4149 *divmodsi_noext patterns using SWIM248 macro.
4150 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4151 udivmodhi4 patterns using SWIM248 macro.
4152 (*udivmod<mode>4): Macroize insn_and_split pattern from
4153 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4154 corresponding splitters using SWIM248 macro.
4155 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4156 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4158 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4160 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4161 of zero-sized element is zero-sized regardless of its extent.
4163 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4166 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4167 * configure: Regenerated.
4168 * config.in: Regenerated.
4169 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4170 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4171 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4172 not emitting .eh_frame, emit .cfi_sections .debug_frame
4177 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4178 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4180 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4181 vars use DECL_RTL with resetting it back to NULL afterwards.
4182 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4183 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4184 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4185 the attribute type allows it, otherwise use DW_FORM_dataN.
4186 (mem_loc_descriptor): Handle CONST_STRING.
4187 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4188 Handle MEM with CONST_STRING address using add_AT_string.
4189 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4190 CONST_STRING for const arrays initialized with a string literal.
4191 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4192 (dwarf2out_finish): Call resolve_addr.
4194 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4195 Maxim Kuvyrkov <maxim@codesourcery.com>
4197 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4199 2009-10-02 Nick Clifton <nickc@redhat.com>
4201 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4202 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4204 2009-10-01 Jan Hubicka <jh@suse.cz>
4206 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4207 (cgraph_create_virtual_clone): Just pass redirect_callers
4209 * cgraph.h (cgraph_clone_node): Update prototype.
4210 * ipa-pure-const.c (self_recursive_p): New function.
4211 (propagate): Use it.
4212 * ipa-inline.c (cgraph_clone_inlined_nodes,
4213 cgraph_decide_recursive_inlining): Update.
4215 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4217 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4218 instructions for TARGET_OCTEON.
4220 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4222 * config/arm/arm.c (arm_override_options): Turn off
4223 flag_dwarf2_cfi_asm for AAPCS variants.
4225 2009-10-01 Martin Jambor <mjambor@suse.cz>
4228 * tree-sra.c (convert_callers): Do not call
4229 compute_inline_parameters on one caller more than once.
4231 2009-10-01 Nick Clifton <nickc@redhat.com>
4233 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4234 an empty string if not already defined.
4236 2009-10-01 Martin Jambor <mjambor@suse.cz>
4239 * tree-sra.c (is_va_list_type): New function.
4240 (find_var_candidates): Call is_va_list_type.
4241 (find_param_candidates): Check that the type or the type pointed
4242 to are not va_list types.
4244 2009-10-01 Martin Jambor <mjambor@suse.cz>
4247 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4248 DECL_ARTIFICIAL (param_decl) is true.
4250 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4252 * tree.h (tree_decl_common::lang_flag_8): New.
4253 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4255 * c-common.h (RID_CONSTEXPR): New.
4257 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4259 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4260 Use ref-all pointers.
4261 (alpha_gimplify_va_arg): Ditto.
4263 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4266 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4267 before insn counting loop now that BB_END (bb) is counted. Ensure
4268 the return value isn't zero.
4270 2009-09-30 Nick Clifton <nickc@redhat.com>
4272 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4273 with separate definitions of c_target_objs and cxx_target_objs.
4274 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4276 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4277 sh_symbian_import_export_class.
4278 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4279 * config/sh/symbian.c: Delete, moving code into...
4280 * config/sh/symbian-base.c: ... here
4281 * config/sh/symbian-c.c: ... and here
4282 * config/sh/symbian-cxx.c: ... and here.
4284 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4287 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4288 of plus RTX into register.
4290 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4292 * doc/install.texi: Linguistic and markup fixes.
4293 (Configuration) <--disable-cpp>: Remove description.
4294 <--enable-maintainer-mode>: Autotools files are affected, too.
4295 <--with-sysroot>: Improve description.
4296 (Building): Bump required GNU make version.
4298 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4300 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4301 (x86_64-*-*): Ditto.
4303 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4304 intrinisics for FMA4.
4305 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4306 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4307 Add FMA4 check and fma4intrin.h.
4308 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4310 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4311 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4312 constant for FMA4 support.
4313 (UNSPEC_FMA4_FMADDSUB): Ditto.
4314 (UNSPEC_FMA4_FMSUBADD): Ditto.
4315 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4316 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4317 (ix86_expand_fma4_multiple_memory): Ditto.
4318 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4319 (OPTION_MASK_ISA_FMA4_UNSET): New.
4320 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4321 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4322 (ix86_handle_option): Handle -mfma4.
4323 (isa_opts): Handle -mfma4.
4324 (enum pta_flags): Add PTA_FMA4.
4325 (override_options): Add FMA4 support.
4326 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4327 (IX86_BUILTIN_VFMADDSD): Ditto.
4328 (IX86_BUILTIN_VFMADDPS): Ditto.
4329 (IX86_BUILTIN_VFMADDPD): Ditto.
4330 (IX86_BUILTIN_VFMSUBSS): Ditto.
4331 (IX86_BUILTIN_VFMSUBSD): Ditto.
4332 (IX86_BUILTIN_VFMSUBPS): Ditto.
4333 (IX86_BUILTIN_VFMSUBPD): Ditto.
4334 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4335 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4336 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4337 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4338 (IX86_BUILTIN_VFNMADDSS): Ditto.
4339 (IX86_BUILTIN_VFNMADDSD): Ditto.
4340 (IX86_BUILTIN_VFNMADDPS): Ditto.
4341 (IX86_BUILTIN_VFNMADDPD): Ditto.
4342 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4343 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4344 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4345 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4346 (IX86_BUILTIN_VFMADDPS256): Ditto.
4347 (IX86_BUILTIN_VFMADDPD256): Ditto.
4348 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4349 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4350 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4351 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4352 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4353 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4354 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4355 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4356 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4357 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4358 (enum multi_arg_type): New enum for describing the various FMA4
4359 intrinsic argument types.
4360 (bdesc_multi_arg): New table for FMA4 intrinsics.
4361 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4362 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4364 (ix86_expand_builtin): Add FMA4 intrinsic support.
4365 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4366 operand instructions.
4367 (ix86_expand_fma4_multiple_memory): New function to split the
4368 second memory reference from FMA4 instructions.
4369 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4370 (ssemodesuffixf2s): Ditto.
4371 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4373 (fma4_fmsub<mode>4): Ditto.
4374 (fma4_fnmadd<mode>4): Ditto.
4375 (fma4_fnmsub<mode>4): Ditto.
4376 (fma4_vmfmadd<mode>4): Ditto.
4377 (fma4_vmfmsub<mode>4): Ditto.
4378 (fma4_vmfnmadd<mode>4): Ditto.
4379 (fma4_vmfnmsub<mode>4): Ditto.
4380 (fma4_fmadd<mode>4256): Ditto.
4381 (fma4_fmsub<mode>4256): Ditto.
4382 (fma4_fnmadd<mode>4256): Ditto.
4383 (fma4_fnmsub<mode>4256): Ditto.
4384 (fma4_fmaddsubv8sf4): Ditto.
4385 (fma4_fmaddsubv4sf4): Ditto.
4386 (fma4_fmaddsubv4df4): Ditto.
4387 (fma4_fmaddsubv2df4): Ditto.
4388 (fma4_fmsubaddv8sf4): Ditto.
4389 (fma4_fmsubaddv4sf4): Ditto.
4390 (fma4_fmsubaddv4df4): Ditto.
4391 (fma4_fmsubaddv2df4): Ditto.
4392 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4393 instructions for intrinsics.
4394 (fma4i_fmsub<mode>4): Ditto.
4395 (fma4i_fnmadd<mode>4): Ditto.
4396 (fma4i_fnmsub<mode>4): Ditto.
4397 (fma4i_vmfmadd<mode>4): Ditto.
4398 (fma4i_vmfmsub<mode>4): Ditto.
4399 (fma4i_vmfnmadd<mode>4): Ditto.
4400 (fma4i_vmfnmsub<mode>4): Ditto.
4401 (fma4i_fmadd<mode>4256): Ditto.
4402 (fma4i_fmsub<mode>4256): Ditto.
4403 (fma4i_fnmadd<mode>4256): Ditto.
4404 (fma4i_fnmsub<mode>4256): Ditto.
4405 (fma4i_fmaddsubv8sf4): Ditto.
4406 (fma4i_fmaddsubv4sf4): Ditto.
4407 (fma4i_fmaddsubv4df4): Ditto.
4408 (fma4i_fmaddsubv2df4): Ditto.
4409 (fma4i_fmsubaddv8sf4): Ditto.
4410 (fma4i_fmsubaddv4sf4): Ditto.
4411 (fma4i_fmsubaddv4df4): Ditto.
4412 (fma4i_fmsubaddv2df4): Ditto.
4414 * doc/invoke.texi (-mfma4): Add documentation.
4415 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4417 2009-09-29 Richard Henderson <rth@redhat.com>
4419 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4420 an edge to the new destination block.
4422 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4425 * pa.c (hppa_profile_hook): Use
4426 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4428 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4429 Alexander Monakov <amonakov@ispras.ru>
4432 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4433 (not_postinc_memory_operand): New.
4434 (not_postinc_move_operand): New.
4435 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4436 (*cmovsi_internal): Ditto.
4438 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4440 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4441 restrict issue_rate in first pass when scheduling for register
4444 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4445 Rafael Avila de Espindola <espindola@google.com>
4447 * gengtype.c (plugin_output): New.
4448 (get_output_file_with_visibility): Return plugin_output for plugins.
4449 (main): Parse and use the -P option.
4450 * gty.texi: Update the command line format.
4452 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4455 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4457 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4458 out if !const_ok_for_output.
4461 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4462 case VAR_LOCATION>: Remove gcc_unreachable ().
4464 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4466 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4467 (x86_64-*-*): Ditto.
4468 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4469 back to smmintrin.h.
4470 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4471 * config/i386/x86intrin.h: Remove SSE5.
4472 * config/i386/mmintrin-common.h: Delete file.
4473 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4475 2009-09-29 Richard Guenther <rguenther@suse.de>
4477 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4478 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4480 2009-09-29 Nick Clifton <nickc@redhat.com>
4482 * function.c (current_function_name): If there is no current
4483 function just return "<none>".
4485 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4487 * tree-pass.h (register_pass_info): New structure.
4488 (pass_positioning_ops): Move enum from gcc-plugin.h.
4489 (register_pass): New function.
4490 * gcc-plugin.h (plugin_pass): Delete structure.
4491 (pass_positioning_ops): Delete enum.
4492 * plugin.c (regsiter_pass): Delete function.
4493 (position_pass): Delete function.
4494 (added_pass_nodes): Delete variable.
4495 (prev_added_pass_nodes): Delete variable.
4496 (pass_list_node): Delete structure.
4497 * passes.c (make_pass_instance): New function.
4498 (next_pass_1): Change to call make_pass_instance.
4499 (pass_list_node): Move structure from gcc-plugin.h.
4500 (added_pass_nodes): Move variable from plugin.c.
4501 (prev_added_pass_nodes): Move variable from plugin.c.
4502 (position_pass): New function.
4503 (register_pass): New function.
4505 2009-09-28 Easwaran Raman <eraman@google.com>
4507 * ifcvt.c (noce_try_abs): Recognize pattern and call
4508 expand_one_cmpl_abs_nojump.
4509 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4510 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4512 2009-09-28 Ian Lance Taylor <iant@google.com>
4515 * c-opts.c (c_common_handle_option): Don't set
4516 warn_jump_misses_init for -Wall.
4517 * doc/invoke.texi (Warning Options): Update documentation.
4519 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4521 * Makefile.in ($(out_object_file)): Depend on
4522 gt-$(basename $(notdir $(out_file))).h.
4524 2009-09-28 Richard Henderson <rth@redhat.com>
4526 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4527 * except.c (gen_eh_region): Set it.
4528 (duplicate_eh_regions_1): Copy it.
4529 * tree-eh.c (lower_resx): Use it to determine which function
4532 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4533 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4534 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4535 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4536 BUILT_IN_CXA_END_CLEANUP if necessary.
4538 * c-common.c (c_define_builtins): Update call to
4539 build_common_builtin_nodes.
4541 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4543 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4545 2009-09-28 Michael Matz <matz@suse.de>
4547 * builtins.c (interclass_mathfn_icode): New helper.
4548 (expand_builtin_interclass_mathfn): Use it here, and split folding
4550 (fold_builtin_interclass_mathfn): ... this new folder.
4551 (build_call_nofold_loc): New static helper.
4552 (build_call_nofold): New wrapper macro for above.
4553 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4554 (expand_builtin_pow): Ditto.
4555 (expand_builtin_memset_args): Ditto.
4556 (expand_builtin_printf): Ditto.
4557 (expand_builtin_fprintf): Ditto.
4558 (expand_builtin_sprintf): Ditto.
4559 (expand_builtin_memory_chk): Ditto.
4560 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4561 (expand_builtin_stpcpy): Ditto.
4562 (expand_builtin_strcmp): Ditto.
4563 (expand_builtin_strncmp): Ditto.
4564 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4565 (expand_builtin_strcpy_args): Don't call folders.
4566 (expand_builtin_memcmp): Ditto.
4567 (expand_builtin_strncpy): Ditto, and use target.
4568 (expand_builtin_memcpy): Ditto.
4569 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4570 expand_builtin_strpbrk, expand_builtin_memmove,
4571 expand_builtin_memmove_args, expand_builtin_bcopy,
4572 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4573 expand_builtin_strspn, expand_builtin_strcspn,
4574 expand_builtin_fputs): Remove these.
4575 (expand_builtin): Don't call the above, change calls to other
4576 expanders that changed prototype.
4577 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4578 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4579 fold_builtin_interclass_mathfn.
4580 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4581 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4583 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4584 * passes.c (init_optimization_passes): Move pass_fold_builtins
4585 after last phiopt pass.
4586 * tree-inline.c (fold_marked_statements): When folding builtins
4587 iterate over all instruction potentially generated.
4588 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4590 (fold_gimple_call): Use it to always fold calls (into potentially
4591 multiple instructions).
4592 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4593 calls into zero at this time.
4594 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4595 statements generated by builtin folding.
4597 2009-09-28 Nick Clifton <nickc@redhat.com>
4599 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4601 2009-09-28 Duncan Sands <baldrick@free.fr>
4603 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4604 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4605 (register_callback): Dispatch it.
4606 (invoke_plugin_callbacks): Incorporate in sanity check.
4607 * ggc.h (ggc_register_cache_tab): Add declaration.
4608 * ggc-common.c (ggc_register_root_tab): Simplify.
4609 (const_ggc_cache_tab_t): New typedef.
4610 (extra_cache_vec): New vector of dynamically added cache tables.
4611 (ggc_register_cache_tab): New function.
4612 (ggc_scan_cache_tab): New function.
4613 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4614 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4616 2009-09-27 Richard Henderson <rth@redhat.com>
4618 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4619 which we remove __builtin_stack_restore.
4621 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4623 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4624 to test for GRD_INVARIANT.
4625 (simple_rhs_p): Anything that's function_invariant_p is fine.
4627 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4629 * gengtype.c (main): Use plunge_files instead of plugin_output.
4631 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4632 Rafael Avila de Espindola <espindola@google.com>
4634 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4635 Don't print pch related info if it is false.
4636 (main): Don't print pch info in plugin mode.
4638 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4640 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4641 with dw_val_class_const_double.
4642 (struct dw_val_struct): Replace val_long_long with val_double and
4643 adjust for above change.
4644 (output_loc_operands): Likewise.
4645 (add_AT_long_long): Rename into...
4646 (add_AT_double): ...this.
4647 (print_die): Replace dw_val_class_long_long with
4648 dw_val_class_const_double and adjust.
4649 (attr_checksum): Likewise.
4650 (same_dw_val_p): Likewise.
4651 (size_of_die): Likewise.
4652 (value_format): Likewise.
4653 (output_die): Likewise.
4654 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4655 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4656 instead of add_AT_long_long.
4657 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4658 value with the precision of its type.
4660 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4663 * c-typeck.c (build_conditional_expr): Use the readonly and
4664 volatile flags of the operand types, not of the operands itself.
4666 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4668 * collect2.c (main): Look for -brtl before adding libraries.
4670 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4672 * config.gcc: Update OpenBSD targets.
4673 * config/openbsd-stdint.h: New file.
4674 * config/openbsd-libpthread.h: New file.
4675 * config/openbsd.h: Update and break out LIB_SPEC definition.
4676 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4677 * config/i386/openbsdelf.h: Correct types.
4678 * config/m68k/openbsd.h: Likewise.
4679 * config/mips/openbsd.h: Likewise.
4680 * config/vax/openbsd.h: Likewise.
4682 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4684 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4685 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4686 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4687 of the length and zero.
4689 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4691 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4692 (FLAGS_H): Add options.h $(REAL_H).
4693 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4694 (TREE_VECTORIZER_H): New.
4695 (EBITMAP_H): Renamed from EBIMAP_H.
4696 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4697 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4698 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4699 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4700 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4701 (graphite-clast-to-gimple.o, graphite-dependences.o)
4702 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4703 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4704 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4705 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4706 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4707 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4708 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4709 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4710 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4711 updated and fixed as per above changes and per
4712 check_makefile_deps.sh output.
4715 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4716 * configure: Regenerate.
4718 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4720 * doc/install.texi: Update minimum MPC version to 0.7.
4722 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4724 * doc/install.texi (Binaries): Remove reference to the binary
4725 distribution CD-ROM from the FSF.
4727 2009-09-26 Michael Matz <matz@suse.de>
4731 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4732 that are mentioned in the body.
4734 2009-09-26 Michael Matz <matz@suse.de>
4736 PR tree-optimization/41454
4737 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4738 (tree_ssa_dominator_optimize): Don't allocate and free it.
4739 (dom_opt_leave_block): Don't iterate over it.
4740 (eliminate_redundant_computations): Don't return a value.
4741 (cprop_operand, cprop_into_stmt): Ditto.
4742 (optimize_stmt): Don't defer updating stmts.
4744 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4746 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4747 generic_parameter_die, template_parameter_pack_die,
4748 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4749 renaming DW_TAG_formal_parameter_pack and
4750 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4751 and DW_TAG_GNU_template_parameter_pack.
4753 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4755 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4756 * config/v850/v850.c (v850_function_value): New function.
4757 (TARGET_FUNCTION_VALUE): Define.
4759 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4761 * tree-vect-stmts.c (vectorizable_call): Call
4762 mark_symbols_for_renaming after vect_finish_stmt_generation.
4764 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4765 to loc_descriptor_from_tree.
4766 (add_location_or_const_value_attribute): Pass 0 instead of 2
4767 for decl_by_reference_p decls.
4769 2009-09-25 Richard Guenther <rguenther@suse.de>
4772 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4775 2009-09-25 Ben Elliston <bje@au.ibm.com>
4777 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4780 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4782 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4783 form of instruction.
4785 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4788 * fold-const.c (const_binop): Handle complex int division.
4789 * tree-complex.c (expand_complex_div_straight,
4790 expand_complex_div_wide): Update comments.
4792 2009-09-24 DJ Delorie <dj@redhat.com>
4795 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4796 (reg_class): Likewise.
4797 (REG_CLASS_NAMES): Likewise.
4798 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4799 (m32c_override_options): Disable -fivopts for M32C.
4801 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4803 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4804 Delete VSX load/store with update support.
4805 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4806 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4810 (VStype_load_update): Ditto.
4811 (VStype_store_update): Ditto.
4812 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4813 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4815 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4816 load/store with update builtins.
4818 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4820 * libgcc2.c (L_trampoline): Prototype for getpagesize
4821 and mprotect in WINNT case.
4823 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4825 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4826 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4827 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4828 'outgoing' argument.
4829 (TARGET_FUNCTION_VALUE): Define.
4831 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4833 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4835 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4838 * common.opt: Initialize dwarf_strict to -1.
4839 * toplev.c (process_options): Catch unset dwarf_strict
4840 and set to 0 for all targets not overriding.
4841 * config/darwin.c (darwin_override_options): Catch unset
4842 dwarf_strict and override to 1.
4844 2009-09-24 Jeff Law <law@redhat.com>
4846 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4848 2009-09-24 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/36143
4851 PR tree-optimization/38747
4852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4853 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4855 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4858 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4859 return false instead of gcc_unreachable (). For CONST return the
4860 value returned by recursive call instead of always returning true.
4861 (tree_add_const_value_attribute): Return the value returned by
4862 add_const_value_attribute instead of always returning true if rtl
4865 2009-09-23 Justin Seyster <jrseys@gmail.com>
4867 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4869 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4871 * cgraphunit.c (cgraph_lower_function): Revert last change.
4872 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4873 instead of DECL_NO_STATIC_CHAIN.
4874 * tree-cfg.c (verify_gimple_call): Likewise.
4875 * tree-nested.c (get_chain_decl, get_chain_field,
4876 convert_tramp_reference_op, convert_gimple_call): Likewise.
4877 (convert_all_function_calls): Likewise. Always set or clear
4878 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4879 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4880 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4882 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4883 DECL_NO_STATIC_CHAIN.
4884 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4885 instead of DECL_NO_STATIC_CHAIN.
4886 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4887 decl_function_context.
4888 * varasm.c (initializer_constant_valid_p): Likewise.
4889 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4890 (DECL_STATIC_CHAIN): ... this.
4891 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4892 instead of DECL_NO_STATIC_CHAIN.
4894 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4895 Rafael Avila de Espindola <espindola@google.com>
4897 * gengtype.c (nb_plugin_files): Make it unsigned to match
4898 num_gt_files. Adjust other variables to avoid warnings.
4899 (main): Allocate an all zero lang_bitmap before each plugin file name
4900 to match regular file names.
4902 2009-09-23 Richard Henderson <rth@redhat.com>
4904 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4905 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4906 static chain passed in memory.
4907 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4908 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4909 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4910 STATIC_CHAIN_REGNUM defined.
4912 * config/picochip/picochip-protos.h: s/class/klass/.
4913 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4914 (picochip_static_chain): New.
4915 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4916 (STATIC_CHAIN_INCOMING): Remove.
4918 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4919 (xtensa_static_chain): New.
4920 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4921 (STATIC_CHAIN_INCOMING): Remove.
4923 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4925 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4926 * config/pa/pa-protos.h (function_value): Remove.
4927 * config/pa/pa.c (pa_function_value): Rename from function_value.
4928 Make static, add 'outgoing' argument.
4929 (TARGET_FUNCTION_VALUE): Define.
4931 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4933 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4934 instead of cfun->machine->is_leaf.
4935 * config/avr/avr.h (machine_function): Remove is_leaf field.
4937 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4940 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4941 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4942 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4943 the same size, prefer DW_OP_stack_value.
4944 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4945 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4947 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4950 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4952 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4955 * cfgexpand.c (convert_debug_memory_address): New.
4956 (expand_debug_expr): Convert base address and offset to the same
4957 mode. Use it to convert addresses to other modes. Accept
4960 2009-09-23 Richard Guenther <rguenther@suse.de>
4962 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4963 produced for bigendian targets with promoted subregs.
4965 2009-09-23 Richard Guenther <rguenther@suse.de>
4967 * value-prof.c (gimple_ic): Purge old EH edges only after building
4970 2009-09-23 Nick Clifton <nickc@redhat.com>
4972 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4974 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4977 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4980 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4981 on non-nested functions.
4983 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4984 Jan Hubicka <jh@suse.cz>
4986 * dwarf2out.c (loc_list_plus_const): Only define if
4987 DWARF2_DEBUGGING_INFO.
4988 (address_of_int_loc_descriptor): Likewise.
4991 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4993 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4996 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4997 constant is more than zero.
4999 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5002 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5003 call final to emit non-scheduled prologue, instead insert at entry.
5005 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5006 Joseph S. Myers <joseph@codesourcery.com>
5008 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5010 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5011 Rafael Avila de Espindola <espindola@google.com>
5013 * gengtype.c (is_file_equal): New function.
5014 (close_output_files): Use is_file_equal. Free of->buf.
5016 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5017 Rafael Avila de Espindola <espindola@google.com>
5019 * gengtype.c (write_types, write_local): Add the output_header
5020 argument. Update all callers.
5022 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5024 * dwarf2out.c (template_parameter_pack_die,
5025 gen_formal_parameter_pack_die ): New functions.
5026 (make_ith_pack_parameter_name): Remove this function.
5027 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5028 DW_TAG_formal_parameter_pack.
5029 (gen_generic_params_dies): Represent each template parameter pack
5030 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5031 represented by usual DW_TAG_template_*_parameter DIEs that are
5032 children of the DW_TAG_template_parameter_pack element DIE.
5033 (generic_parameter_die): This doesn't deal with parameter pack
5034 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5035 of parameter pack DIEs.
5036 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5037 in certain cases, e.g. for pack elements.
5038 (gen_formal_types_die, gen_decl_die): Adjust usage of
5039 gen_formal_parameter_die.
5040 (gen_subprogram_die): Represent each function parameter pack by a
5041 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5042 represented by usual DW_TAG_formal_parameter DIEs that are children
5043 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5044 ____builtin_va_alist decls as no part of the compiler uses those
5046 * langhooks.h (struct lang_hooks_for_decls): Add
5047 function_parm_expanded_from_pack_p, get_generic_function_decl
5048 and function_parameter_pack_p hooks. Fix comment for
5049 get_innermost_generic_parms hook.
5050 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5051 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5052 macros and use them to initialize lang_hook.
5054 2009-09-22 Richard Henderson <rth@redhat.com>
5056 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5057 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5058 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5059 on TRAMPOLINE_TEMPLATE.
5060 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5061 TRAMPOLINE_ADJUST_ADDRESS.
5062 * targhooks.c (default_asm_trampoline_template): Remove.
5063 (default_trampoline_adjust_address): Remove.
5064 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5065 * targhooks.h: Update decls.
5067 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5069 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5070 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5071 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5073 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5076 * reload1.c (reload): Reset debug insns with pseudos without
5079 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5081 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5082 unconditional true for decimal float modes.
5083 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5084 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5086 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5088 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5089 Enable a new case for __FreeBSD__ >= 7.
5090 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5091 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5092 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5093 and USE_LD_AS_NEEDED.
5095 * doc/install.texi (*-*-freebsd*): Update target information.
5097 2009-09-22 Richard Guenther <rguenther@suse.de>
5100 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5101 arrays really properly.
5103 2009-09-22 Richard Henderson <rth@redhat.com>
5106 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5107 calls.static_chain, calls.trampoline_init,
5108 calls.trampoline_adjust_address.
5109 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5110 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5111 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5112 * builtins.c (expand_builtin_setjmp_receiver): Use
5113 targetm.calls.static_chain; only clobber registers.
5114 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5115 set up memory attributes properly for the trampoline block.
5116 (expand_builtin_adjust_trampoline): Use
5117 targetm.calls.trampoline_adjust_address.
5118 * calls.c (prepare_call_address): Add fndecl argument. Use
5119 targetm.calls.static_chain.
5120 * df-scan.c (df_need_static_chain_reg): Remove.
5121 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5122 consolodate static chain handling.
5123 * doc/tm.texi: Document new hooks.
5124 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5125 (init_emit_regs): Don't initialize them.
5126 * expr.h (prepare_call_address): Update decl.
5127 * final.c (profile_function): Use targetm.calls.static_chain.
5128 * function.c (expand_function_start): Likewise.
5129 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5130 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5131 only clobber registers.
5132 * targhooks.c (default_static_chain): New.
5133 (default_asm_trampoline_template, default_trampoline_init): New.
5134 (default_trampoline_adjust_address): New.
5135 * targhooks.h: Declare them.
5136 * varasm.c (assemble_trampoline_template): Use
5137 targetm.asm_out.trampoline_template. Make the memory block const
5140 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5141 alpha_initialize_trampoline. Make static. Merge VMS parameter
5142 differences into the TARGET_ABI_OPEN_VMS code block.
5143 (TARGET_TRAMPOLINE_INIT): New.
5144 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5145 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5146 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5147 (INITIALIZE_TRAMPOLINE): Remove.
5149 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5150 (TRAMPOLINE_TEMPLATE): Merge with ...
5151 (INITIALIZE_TRAMPOLINE): ... this and move ...
5152 * config/arc/arc.c (arc_trampoline_init): ... here.
5153 (TARGET_TRAMPOLINE_INIT): New.
5155 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5156 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5157 (arm_asm_trampoline_template): New.
5158 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5159 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5160 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5161 code to arm_asm_trampoline_template.
5162 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5163 arm_trampoline_adjust_address.
5164 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5165 adjust for target hook parameters.
5167 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5170 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5171 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5172 (bfin_trampoline_init): Rename from initialize_trampoline;
5173 make static; update for target hook parameters.
5174 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5175 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5176 bfin_asm_trampoline_template.
5177 (INITIALIZE_TRAMPOLINE): Remove.
5179 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5180 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5181 cris_trampoline_init): New.
5182 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5183 cris_asm_trampoline_template.
5184 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5185 adjust for target hook parameters.
5187 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5189 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5190 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5191 fr30_trampoline_init): New.
5192 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5193 fr30_asm_trampoline_template.
5194 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5195 adjust for target hook parameters.
5197 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5198 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5199 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5200 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5201 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5203 * config/h8300/h8300.c (h8300_trampoline_init): New.
5204 (TARGET_TRAMPOLINE_INIT): New.
5205 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5206 to h8300_trampoline_init and adjust for hook parameters.
5208 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5209 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5210 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5211 make static; adjust for hook parameters.
5212 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5214 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5215 (TARGET_TRAMPOLINE_INIT): New.
5216 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5217 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5218 iq2000_asm_trampoline_template.
5219 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5220 (TRAMPOLINE_CODE_SIZE): New.
5221 (TRAMPOLINE_SIZE): Use it.
5222 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5224 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5225 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5226 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5227 adjust for hook parameters.
5228 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5230 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5231 (m32r_trampoline_init): New.
5232 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5233 m32r_trampoline_init.
5235 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5236 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5237 make static; update for hook parameters.
5238 * config/m68hc11/m68hc11-protos.h: Update.
5239 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5241 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5242 (TARGET_TRAMPOLINE_INIT): New.
5243 (mcore_function_value): Fix typo.
5244 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5245 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5246 to mcore_asm_trampoline_template.
5247 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5249 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5250 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5251 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5252 update for hook parameters.
5253 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5255 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5256 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5257 mips_trampoline_init): New.
5258 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5259 mips_asm_trampoline_template.
5260 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5261 update for hook parameters.
5263 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5264 (TARGET_TRAMPOLINE_INIT): New.
5265 (mmix_trampoline_size): Remove.
5266 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5267 make static. Remove out-of-date tetra vs octa comment.
5268 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5269 make static; update for hook parameters.
5270 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5271 (INITIALIZE_TRAMPOLINE): Remove.
5272 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5273 (TRAMPOLINE_ALIGNMENT): New.
5274 * gcc/config/mmix/mmix-protos.h: Update.
5276 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5277 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5278 mn10300_trampoline_init): New.
5279 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5280 mn10300_asm_trampoline_template.
5281 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5283 * config/moxie/moxie.c (moxie_static_chain,
5284 moxie_asm_trampoline_template, moxie_trampoline_init,
5285 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5286 TARGET_TRAMPOLINE_INIT): New.
5287 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5288 moxie_trampoline_init.
5289 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5290 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5292 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5293 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5294 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5295 pa_trampoline_adjust_address): New.
5296 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5297 pa_asm_trampoline_template.
5298 (TRAMPOLINE_ALIGNMENT): New.
5299 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5300 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5301 adjust for hook parameters.
5302 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5304 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5305 (TARGET_TRAMPOLINE_INIT): New.
5306 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5307 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5309 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5311 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5312 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5313 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5314 make static; adjust parameters for the hook.
5315 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5317 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5318 s390_trampoline_template; make static.
5319 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5320 make static; adjust for target hook.
5321 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5322 * config/s390/s390-protos.h: Remove trampoline decls.
5323 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5324 (TRAMPOLINE_TEMPLATE): Remove.
5325 (TRAMPOLINE_ALIGNMENT): New.
5327 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5328 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5329 (TARGET_TRAMPOLINE_INIT): New.
5330 (score_asm_trampoline_template): New.
5331 (score_trampoline_init): Rename from score_initialize_trampoline;
5332 make static; adjust for hook parameters.
5333 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5334 score[37]_asm_trampoline_template.
5335 (INITIALIZE_TRAMPOLINE): Remove.
5336 * config/score/score3.c (score3_asm_trampoline_template): New.
5337 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5338 adjust for target hook.
5339 * config/score/score7.c (score7_asm_trampoline_template): New.
5340 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5341 adjust for target hook.
5342 * config/score/score3.h, config/score/score7.h: Update.
5344 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5345 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5346 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5347 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5348 make static; adjust for target hook parameters.
5349 (sh_trampoline_adjust_address): New.
5350 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5351 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5353 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5354 (sparc32_initialize_trampoline): Rename from
5355 sparc_initialize_trampoline; make static; replace tramp parameter
5356 with m_tramp and update memory accesses.
5357 (sparc64_initialize_trampoline): Similarly.
5358 (sparc_trampoline_init): New.
5359 * config/sparc/sparc-protos.h: Remove trampoline decls.
5360 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5361 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5363 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5364 (array_to_constant): Make ARR parameter const.
5365 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5366 make static; update for hook parameters.
5367 * config/spu/spu-protos.h: Update decls.
5368 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5370 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5371 from xstormy16_initialize_trampoline; make static; update for
5373 (TARGET_TRAMPOLINE_INIT): New.
5374 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5376 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5377 (TARGET_TRAMPOLINE_INIT): New.
5378 (v850_can_eliminate): Make static.
5379 (v850_asm_trampoline_template, v850_trampoline_init): New.
5380 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5381 v850_asm_trampoline_template.
5382 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5383 and adjust for target hook parameters.
5385 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5386 (TARGET_TRAMPOLINE_INIT): New.
5387 (vax_asm_trampoline_template, vax_trampoline_init): New.
5388 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5389 vax_asm_trampoline_template.
5390 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5392 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5393 (TARGET_TRAMPOLINE_INIT): New.
5394 (xtensa_asm_trampoline_template): Rename from
5395 xtensa_trampoline_template; make static.
5396 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5397 make static; update for hook parameters.
5398 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5399 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5400 (INITIALIZE_TRAMPOLINE): Remove.
5402 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5403 error for nested functions with regparm=3.
5404 (ix86_compute_frame_layout): Adjust frame pointer offset for
5405 ix86_static_chain_on_stack.
5406 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5407 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5408 don't reset to UNITS_PER_WORD.
5409 (ix86_emit_leave): Adjust ix86_cfa_state.
5410 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5411 (ix86_static_chain): New.
5412 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5413 make static; update for target hook parameters; use ix86_static_chain.
5414 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5415 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5416 (INITIALIZE_TRAMPOLINE): Remove.
5417 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5418 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5419 to the end. Add static_chain_on_stack.
5420 (ix86_static_chain_on_stack): New.
5422 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5423 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5424 (m68k_trampoline_init): New.
5425 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5426 m68k_trampoline_init and adjust for hook parameters.
5427 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5428 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5430 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5432 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5433 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5435 * reload1.c (reload): Call wrap_constant when substituting
5436 reg for equiv inside of DEBUG_INSNs.
5439 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5440 add_call_src_coords_attributes, add_high_low_attributes,
5441 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5442 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5443 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5444 when -gdwarf-2 -gstrict-dwarf.
5445 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5446 -gdwarf-[23] -gstrict-dwarf.
5447 (address_of_int_loc_descriptor, loc_descriptor,
5448 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5449 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5450 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5452 2009-09-22 Richard Guenther <rguenther@suse.de>
5454 PR tree-optimization/41428
5455 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5456 (ccp_finalize): Pass it to substitute_and_fold.
5458 2009-09-22 Richard Guenther <rguenther@suse.de>
5460 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5461 (substitute_and_fold): Adjust prototype.
5462 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5463 (simplify_stmt_using_ranges): Likewise.
5464 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5465 (vrp_fold_stmt): New function.
5466 (vrp_finalize): Pass it to substitute_and_fold.
5467 * tree-flow.h (vrp_evaluate_conditional): Remove.
5468 (simplify_stmt_using_ranges): Likewise.
5469 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5470 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5471 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5473 (fold_predicate_in): Move to tree-vrp.c.
5474 (substitute_and_fold): Use the callback instead of calling into
5475 tree-vrp.c functions directly.
5477 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5479 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5480 comparison warning on rs6000.
5483 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5484 GIMPLE_EH_MUST_NOT_THROW cleanup.
5485 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5487 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5490 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5491 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5492 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5493 libSystem which is derived from the gcc 4.2.1 unwinder.
5495 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5498 * varasm.c (default_encode_section_info): Copy TLS model into
5499 sym_ref flags regardless of backend support for TLS, for all
5500 model types except TLS_MODEL_EMULATED.
5502 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5505 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5506 we can handle it correctly.
5508 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5510 * doc/install.texi (os2): Remove section.
5512 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5514 * doc/standards.texi (Objective-C): Adjust two URLs.
5516 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5518 * tree-tailcall.c (process_assignment): Don't check if a
5519 multiplication or an addition are already present.
5520 (find_tail_calls): Combine multiple additions and multiplications.
5521 (adjust_accumulator_values): Emit accumulators.
5523 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5525 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5526 xmm register restore.
5528 2009-09-21 Jan Hubicka <jh@suse.cz>
5530 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5531 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5534 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5536 * stor-layout.c (layout_type): Remove obsolete code.
5538 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5541 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5543 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5547 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5548 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5549 * fold-const.c (const_binop): Likewise.
5550 * real.h (do_mpc_arg2): Update prototype.
5552 2009-09-20 Jan Hubicka <jh@suse.cz>
5554 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5555 (add_location_or_const_value_attribute): Rewrite using
5557 (tree_add_const_value_attribute): Return true if successful.
5558 (tree_add_const_value_attribute_for_decl): Likewise.
5560 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5561 (loc_descriptor): ... here;
5562 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5563 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5564 pool items that was not marked for output.
5565 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5566 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5567 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5568 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5569 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5570 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5571 DW_OP_stack_value to get address of items that are not available
5573 (dw_loc_list): Handle single element lists correctly.
5575 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5576 Pascal Obry <obry@adacore.com>
5578 * unwind-dw2-fde.c (classify_object_over_fdes):
5579 Cast the constant 1 to _Unwind_Ptr.
5580 (add_fdes): Likewise.
5581 (linear_search_fdes): Likewise.
5583 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5585 * stor-layout.c (set_sizetype): Avoid useless type copy.
5587 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5589 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5591 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5592 * configure, config.in: Regenerate.
5593 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5595 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5596 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5597 for global data if the output could be used in a shared library.
5598 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5599 to 0 if TARGET_WRITABLE_EH_FRAME.
5601 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5603 PR rtl-optimization/39886
5604 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5605 just when insn is equal to BB_END (bb).
5607 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5609 * config/mips/mips.opt (mrelax-pic-calls): New option.
5610 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5612 (mips_unspec_call): Change "unspec_call" expander into this.
5613 (mips_strip_unspec_call): New function.
5614 (mips_got_load): Call mips_unspec_call instead of
5615 gen_unspec_call<mode>.
5616 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5618 (mips_cfg_in_reorg): New function.
5619 (mips16_lay_out_constants): Use it to decide whether to call
5620 CFG-aware insn splitting.
5621 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5622 mips_reorg. Move DF set-up code from here ...
5623 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5625 (mips_reorg): Call mips_df_reorg instead of
5626 r10k_insert_cache_barriers. Move CFG set-up code here from
5627 r10k_insert_cache_barriers.
5628 (mips_call_expr_from_insn): New function.
5629 (mips_pic_call_symbol_from_set): Likewise.
5630 (mips_find_pic_call_symbol): Likewise.
5631 (mips_annotate_pic_call_expr): Likewise.
5632 (mips_get_pic_call_symbol): Likewise.
5633 (mips_annotate_pic_calls): Likewise.
5634 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5636 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5637 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5638 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5640 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5641 (unspec_call<mode>): Remove it.
5642 (sibcall_internal, sibcall_value_internal,
5643 sibcall_value_multiple_internal, call_internal, call_split,
5644 call_value_internal, call_value_split,
5645 call_value_multiple_internal, call_value_multiple_split): Pass
5646 SIZE_OPNO to MIPS_CALL.
5647 (call_internal_direct, call_direct_split,
5648 call_value_internal_direct, call_value_direct_split): Pass -1 as
5649 SIZE_OPNO to MIPS_CALL.
5650 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5651 * configure: Regenerate.
5652 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5653 and -mno-relax-pic-calls.
5654 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5656 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5659 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5660 in the directory this rule is called from, rather than the
5661 toplevel 'gcc' directory, to fix in-tree build.
5663 2009-09-19 Chris Demetriou <cgd@google.com>
5665 PR preprocessor/28435:
5666 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5667 to cpplib that the preprocessor output is needed.
5669 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5671 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5672 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5673 *return_and_restore_fpregs_<mode>,
5674 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5677 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5678 instead of assuming it has always a REG inside of it.
5680 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5682 * config/freebsd.h: Update comment on types.
5683 (WINT_TYPE): Define.
5685 2009-09-18 Jason Merrill <jason@redhat.com>
5687 * c.opt: Add -fno-deduce-init-list.
5689 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5691 * value-prof.c (interesting_stringop_to_profile_p): Added output
5692 argument to indicate which parameter is the size parameter.
5693 * value-prof.c (gimple_stringop_fixed_value): Use
5694 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5695 * value-prof.c (gimple_stringops_transform): Update call sites to
5696 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5698 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5701 From David Binderman <dcb314@hotmail.com>:
5702 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5703 local variable f. Remove stale comments.
5704 (ix86_compute_frame_layout): Remove useless local variable total_size.
5705 Remove #if 0'd code.
5706 (legitimate_address_p): Remove useless local variables
5707 reason_rtx and reason.
5708 (ix86_split_copysign_const): Remove useless local variable op1.
5709 (scale_counter): Remove useless local variable piece_size_mask.
5711 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5713 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5716 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5719 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5721 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5723 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5726 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5728 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5729 DW_OP_implicit_value even without dwarf_version 4.
5731 2009-09-17 Jan Hubicka <jh@suse.cz>
5733 * dwarf2out.c: Include tree-pass.h and gimple.h.
5734 (loc_list_plus_const): New function.
5735 (loc_descriptor_from_tree_1): Rename to ...
5736 (loc_descriptor_from_tree): ... remove original.
5737 (loc_list_from_tree): New function.
5738 (add_AT_location_description): Accept location list.
5739 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5740 (concatn_mem_loc_descriptor): Remove.
5741 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5743 (secname_for_decl): Move up.
5744 (hidden_reference_p): New function; break out from ...
5745 (loc_by_refernece): ... here; move up.
5746 (dw_loc_list): New function.
5747 (single_element_loc_list): New function.
5748 (single_element_loc_list_p): New function.
5749 (add_loc_descr_to_each): New function.
5750 (add_loc_list): New function.
5751 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5752 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5753 add diagnostics why expansion failed.
5754 (add_location_or_const_value_attribute): Support location lists.
5755 (add_bound_info): Likewise.
5756 (descr_info_loc): Update call of loc_descriptor_from_tree.
5757 (gen_variable_die): Work on location lists.
5758 * final.c (pass_final): Add dump file.
5759 * Makefile.in (dwarf2out.o): Add new dependencies.
5761 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5764 * real.c decimal_from_integer, decimal_integer_string): New.
5765 (real_from_integer): Use them as special case for decimal float.
5766 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5767 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5768 Do not append zero after the decimal point in string to convert.
5770 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5772 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5773 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5775 2009-09-17 Martin Jambor <mjambor@suse.cz>
5777 * common.opt (fipa-sra): New switch.
5778 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5779 * timevar.def (TV_IPA_SRA): New timevar.
5780 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5781 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5782 * tree-sra.c: Include cgraph.c.
5783 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5784 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5785 and grp_not_necessarilly_dereferenced.
5786 (func_param_count): New variable.
5787 (encountered_apply_args): New variable.
5788 (bb_dereferences): New variable.
5789 (final_bbs): New variable.
5790 (no_accesses_representant): New variable.
5791 (no_accesses_p): New function.
5792 (dump_access): Dump the new fields.
5793 (sra_initialize): Set encountered_apply_args to false.
5794 (get_ssa_base_param): New function.
5795 (mark_parm_dereference): New function.
5796 (create_access): Caring for INIDRECT_REFs and different handling of
5797 varialble length accesses in early IPA SRA. Store the stmt - a new
5798 parameter - to the new access.
5799 (build_access_from_expr_1): New parameter stmt, passed to
5800 create_access. Handle INDIRECT_REFs.
5801 (build_access_from_expr): Pass the current statement to
5802 build_access_from_expr_1.
5803 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5805 (build_accesses_from_assign): Pass the current statement to
5806 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5807 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5808 final_bbs when necessary. Check for calls to __builtin_apply_args.
5809 Fixup EH info if anythng was changed.
5810 (is_unused_scalar_param): New function.
5811 (ptr_parm_has_direct_uses): New function.
5812 (find_param_candidates): New function.
5813 (mark_maybe_modified): New function.
5814 (analyze_modified_params): New function.
5815 (propagate_dereference_distances): New function.
5816 (dump_dereferences_table): New function.
5817 (analyze_caller_dereference_legality): New function.
5818 (unmodified_by_ref_scalar_representative): New function.
5819 (splice_param_accesses): New function.
5820 (decide_one_param_reduction): New function.
5821 (enum ipa_splicing_result): New type.
5822 (splice_all_param_accesses): New function.
5823 (get_param_index): New function.
5824 (turn_representatives_into_adjustments): New function.
5825 (analyze_all_param_acesses): New function.
5826 (get_replaced_param_substitute): New function.
5827 (get_adjustment_for_base): New function.
5828 (replace_removed_params_ssa_names): New function.
5829 (sra_ipa_reset_debug_stmts): New function.
5830 (sra_ipa_modify_expr): New function.
5831 (sra_ipa_modify_assign): New function.
5832 (convert_callers): New function.
5833 (modify_function): New function.
5834 (ipa_sra_preliminary_function_checks): New function.
5835 (ipa_early_sra): New function.
5836 (ipa_early_sra_gate): New function.
5837 (pass_early_ipa_sra): New variable.
5838 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5840 2009-09-17 Michael Matz <matz@suse.de>
5843 * tree.c (build_type_attribute_qual_variant): Export.
5844 * tree.h (build_type_attribute_qual_variant): Declare.
5845 * tree-inline.c (remap_type_1): Use it to build variants with
5846 the original qualifiers and attributes.
5848 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5850 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5851 without a fallthrough edge.
5853 2009-09-16 DJ Delorie <dj@redhat.com>
5855 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5856 chip and ignore the "fast_interrupt" attribute if so.
5858 2009-09-16 Richard Henderson <rth@redhat.com>
5861 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5864 2009-09-16 Richard Henderson <rth@redhat.com>
5867 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5868 is set only if DECL_NO_STATIC_CHAIN is unset.
5869 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5870 (FOR_EACH_NEST_INFO): New.
5871 (walk_all_functions): Use it.
5872 (finalize_nesting_tree): Likewise.
5873 (unnest_nesting_tree): Likewise.
5874 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5875 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5876 (convert_gimple_call): Early out if gimple_call_chain already set.
5877 (convert_all_function_calls): Iterate until no new functions
5878 require a static chain.
5879 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5880 when building a trampoline. Use dump_function_to_file instead
5882 (lower_nested_functions): Open dump_file. Validate that decls
5883 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5884 bit reset by this pass.
5886 2009-09-16 Michael Matz <matz@suse.de>
5889 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5890 shorten decl_common_unused.
5891 (DECL_RESTRICTED_P): New accessor.
5892 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5893 to disambiguate marked decls and restrict pointers.
5895 2009-09-16 Richard Henderson <rth@redhat.com>
5898 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5900 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5902 * integrate.c (set_block_abstract_flags): Call
5903 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5905 2009-09-16 Richard Guenther <rguenther@suse.de>
5908 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5911 2009-09-16 DJ Delorie <dj@redhat.com>
5912 Kaz Kojima <kkojima@gcc.gnu.org>
5914 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5915 (sh_expand_prologue): Update calls to output_stack_adjust.
5916 (sh_expand_epilogue): Likewise.
5918 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5921 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5922 trying to limit the extent of searches in the insn stream.
5924 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5925 Jakub Jelinek <jakub@redhat.com>
5929 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5931 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5932 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5933 (rs6000_savres_strategy): Always save FP registers inline if the
5934 target doesn't support hardware double-precision. Set the above
5935 bits in return value when needed.
5936 (rs6000_savres_routine_sym): Fix computation for cache selector.
5937 Mark the generated symbol as a function. Rename exitp argument to
5938 lr. Move code for determining the name of the symbol...
5939 (rs6000_savres_routine_name): ...here. New function. Add cases for
5940 getting the names right on AIX and 64-bit Linux.
5941 (savres_routine_name): New variable.
5942 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5943 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5944 on what the target routine uses as a base register. If savep && lr
5945 describe saving of r0 into memory slot.
5946 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5947 line calls for AIX ABI.
5948 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5949 determine FP save/restore functions.
5950 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5951 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5953 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5954 Duplicate restoration of LR and execute the appropriate one
5955 depending on whether GPRs are being restored inline. Set r11 from
5956 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5957 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5958 Fix out of line calls for AIX ABI.
5959 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5961 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5963 (*restore_gpregs_spe): Likewise.
5964 (*return_and_restore_gpregs_spe): Likewise.
5965 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5966 Define to empty string unconditionally.
5967 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5968 Define to empty string unconditionally.
5969 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5972 2009-09-15 Jan Hubicka <jh@suse.cz>
5974 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5975 * params.def (inline-insns-auto): Likewise.
5977 2009-09-15 Martin Jambor <mjambor@suse.cz>
5979 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5980 individual statements only at TDF_DETAILS dump level. Format
5981 source for 80 characters per line.
5983 2009-09-15 Christian Bruel <christian.bruel@st.com>
5985 * regrename.c (do_replace): Update REG_DEAD notes.
5987 2009-09-15 Revital Eres <eres@il.ibm.com>
5989 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5990 * targhooks.c (default_builtin_support_vector_misalignment):
5991 New builtin function.
5992 * targhooks.h (default_builtin_support_vector_misalignment):
5994 * target.h (builtin_support_vector_misalignment):
5995 New field in struct gcc_target.
5996 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5997 new builtin function.
5998 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6000 * config/rs6000/rs6000.c
6001 (rs6000_builtin_support_vector_misalignment): New function.
6002 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6004 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6006 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6008 (bfin_optimize_loop): Likewise.
6009 (bfin_gen_bundles): Likewise.
6010 (workaround_speculation): Likewise.
6011 (find_load): Return NULL_RTX for debug_insn.
6013 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6015 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6018 2009-09-14 DJ Delorie <dj@redhat.com>
6020 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6021 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6024 2009-09-14 Richard Henderson <rth@redhat.com>
6025 Jakub Jelinek <jakub@redhat.com>
6027 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6028 * cfgbuild.c (make_edges): Handle asm goto.
6029 * cfglayout.c (fixup_reorder_chain): Likewise.
6030 * cfgrtl.c (patch_jump_insn): Likewise.
6031 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6032 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6033 (gimple_build_asm_vec): Add and use labels parameter.
6034 (gimple_build_asm): Remove.
6035 (walk_gimple_asm): Walk labels too.
6036 * gimple.def (GIMPLE_ASM): Update docs.
6037 * gimple.h: Update decls.
6038 (struct gimple_statement_asm): Change nc to use unsigned char;
6040 (gimple_asm_nlabels): New.
6041 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6042 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6043 into gimple_build_asm_vec.
6044 * jump.c (mark_jump_label_asm): New.
6045 (mark_jump_label): Use it.
6046 (redirect_jump_1): Handle asm goto.
6047 (invert_jump_1): Soft fail if X is null.
6048 * recog.c (extract_asm_operands): New.
6049 (asm_noperands): Use it; handle asm labels.
6050 (decode_asm_operands): Use extract_asm_operands.
6051 (asm_operand_ok): Properly handle empty string.
6052 * reg-stack.c (get_asm_operands_in_out): Rename from
6053 get_asm_operand_n_inputs; use extract_asm_operands; return both
6054 inputs and outputs by reference; update all callers.
6055 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6056 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6057 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6058 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6059 (extract_asm_operands): Declare.
6060 * stmt.c (expand_asm_operands): Add and use labels parameter.
6061 (check_unique_operand_names): Likewise.
6062 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6063 (expand_asm_stmt): Handle asm labels.
6064 * tree-cfg.c (make_gimple_asm_edges): New.
6065 (make_edges): Use it.
6066 (cleanup_dead_labels): Handle asm labels.
6067 (is_ctrl_altering_stmt): Likewise.
6068 (gimple_redirect_edge_and_branch): Likewise.
6069 * tree.def (ASM_EXPR): Add 5th operand.
6070 * tree.h (ASM_LABELS): New.
6071 (resolve_asm_operand_names): Update decl.
6073 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6074 (c_parser_asm_goto_operands): New.
6075 * c-tree.h (build_asm_expr): Update decl.
6076 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6077 * doc/extend.texi: Document asm goto.
6079 2009-09-14 Richard Henderson <rth@redhat.com>
6081 * except.h: Update declarations.
6082 (struct pointer_map_t): Forward declare.
6083 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6084 (struct eh_landing_pad_d, eh_landing_pad): New.
6085 (struct eh_catch_d, eh_catch): New.
6086 (struct eh_region_d): Remove next_region_sharing_label, aka,
6087 label, tree_label, landing_pad, post_landing_pad, resume,
6088 may_contain_throw. Rename region_number to index. Remove
6089 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6090 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6091 (VEC(eh_landing_pad,gc)): New.
6092 (struct eh_status): Remove last_region_number. Add lp_array,
6093 throw_stmt_table, ttype_data, ehspec_data.
6094 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6095 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6096 * except.c (lang_protect_cleanup_actions): Return tree.
6097 (struct ehl_map_entry): Remove.
6098 (init_eh_for_function): Push zero entries for region and lp_array.
6099 (gen_eh_region): Add to region_array immediately.
6100 (gen_eh_region_catch): Operate on eh_catch objects.
6101 (gen_eh_landing_pad): New.
6102 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6103 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6104 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6105 (get_eh_landing_pad_from_number_fn): New.
6106 (get_eh_landing_pad_from_number): New.
6107 (get_eh_region_from_lp_number_fn): New.
6108 (get_eh_region_from_lp_number): New.
6109 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6110 (get_exception_pointer, get_exception_filter): Remove.
6111 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6112 (current_function_has_exception_handlers): Simplify.
6113 (bring_to_root, eh_region_replaceable_by_p): Remove.
6114 (replace_region, hash_type_list, hash_eh_region): Remove.
6115 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6116 (label_to_region_map, num_eh_regions): Remove.
6117 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6118 (find_exception_handler_labels): Remove.
6119 (duplicate_eh_regions_0, find_prev_try): Remove.
6120 (struct duplicate_eh_regions_data): New.
6121 (duplicate_eh_regions_1): Rewrite.
6122 (duplicate_eh_regions): Return a pointer map instead of an
6124 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6125 (redirect_eh_edge_to_label): Remove.
6126 (eh_region_outermost): Rewrite using eh_region pointers
6127 instead of integers.
6128 (add_ttypes_entry): Update for ttype_data move to eh_status.
6129 (add_ehspec_entry): Rewrite with VEC instead of varray.
6130 (assign_filter_values): Likewise. Export.
6131 (build_post_landing_pads, connect_post_landing_pads): Remove.
6132 (dw2_build_landing_pads): Rewrite to use lp_array.
6133 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6134 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6135 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6136 (sjlj_mark_call_sites): Update for landing pad numbers.
6137 (finish_eh_generation): Rewrite.
6138 (gate_handle_eh): Do nothing for no eh tree.
6139 (pass_rtl_eh): Move up near finish_eh_generation.
6140 (remove_eh_landing_pad): New.
6141 (remove_eh_handler): Export.
6142 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6143 (for_each_eh_label): Rewrite to use lp_array.
6144 (make_reg_eh_region_note): New.
6145 (make_reg_eh_region_note_nothrow_nononlocal): New.
6146 (insn_could_throw_p): New.
6147 (copy_reg_eh_region_note_forward): New.
6148 (copy_reg_eh_region_note_backward): New.
6149 (check_handled, add_reachable_handler): Remove.
6150 (reachable_next_level, foreach_reachable_handler): Remove.
6151 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6152 (get_eh_region_and_lp_from_rtx): New.
6153 (get_eh_region_from_rtx): New.
6154 (can_throw_internal_1, can_throw_external_1): Remove.
6155 (can_throw_internal): Use get_eh_region_from_rtx.
6156 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6157 (insn_nothrow_p, can_nonlocal_goto): New.
6158 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6159 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6160 (add_action_record): Use VEC not varray.
6161 (collect_one_action_chain): Update for eh_region changes.
6162 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6163 Use get_eh_region_and_lp_from_rtx.
6164 (gate_convert_to_eh_region_ranges): New.
6165 (pass_convert_to_eh_region_ranges): Use it.
6166 (push_uleb128, push_sleb128): Use VEC not varray.
6167 (output_one_function_exception_table): Likewise.
6168 (dump_eh_tree): Update for eh_region changes.
6169 (verify_eh_tree): Likewise.
6170 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6171 * tree-eh.c: Include target.h.
6172 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6173 Don't disallow GIMPLE_RESX; adjust argument check.
6174 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6175 (record_stmt_eh_region): Update for landing pad numbers;
6176 generate a landing pad if necessary.
6177 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6178 (remove_stmt_from_eh_lp_fn): Similarly.
6179 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6180 Update for lp numbers; don't special case missing throw_stmt_table.
6181 (lookup_expr_eh_lp): Similarly.
6182 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6183 (eh_seq, eh_region_may_contain_throw): New.
6184 (struct leh_state): Add ehp_region.
6185 (struct leh_tf_state): Remove eh_label.
6186 (emit_post_landing_pad): New.
6187 (emit_resx, emit_eh_dispatch): New.
6188 (note_eh_region_may_contain_throw): New.
6189 (frob_into_branch_around): Take eh_region not eh label;
6190 emit eh code into eh_seq.
6191 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6192 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6193 lower_eh_must_not_throw. Emit code to eh_seq.
6194 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6195 (lower_try_finally_onedest): Likewise.
6196 (lower_try_finally_copy): Likewise.
6197 (lower_try_finally_switch): Likewise.
6198 (lower_try_finally): Initialize ehp_region.
6199 (lower_catch): Update for eh_catch objects.
6200 (lower_eh_filter): Don't handle must_not_throw.
6201 (lower_eh_must_not_throw): New.
6202 (lower_cleanup): Don't set eh_label.
6203 (lower_eh_constructs_2): Resolve eh builtins.
6204 Handle GIMPLE_EH_MUST_NOT_THROW.
6205 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6206 Add eh_seq to the end of the function body.
6207 (make_eh_dispatch_edges): New.
6208 (make_eh_edge): Remove.
6209 (make_eh_edges): Simplify for landing pads.
6210 (redirect_eh_edge_1): New.
6211 (redirect_eh_edge): Use it.
6212 (redirect_eh_dispatch_edge): New.
6213 (stmt_could_throw_p): Use a switch. Allow RESX.
6214 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6215 (stmt_can_throw_internal): Likewise.
6216 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6217 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6218 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6219 (gate_refactor_eh): New.
6220 (pass_refactor_eh): Use it.
6221 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6222 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6223 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6224 (remove_unreachable_handlers): Rename from
6225 tree_remove_unreachable_handlers; rewrite for landing pads;
6226 call remove_eh_handler directly.
6227 (remove_unreachable_handlers_no_lp): New.
6228 (unsplit_eh, unsplit_all_eh): New.
6229 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6230 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6231 (cleanup_empty_eh_unsplit): New.
6232 (cleanup_empty_eh): Rewrite.
6233 (cleanup_all_empty_eh): New.
6234 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6235 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6236 (gate_cleanup_eh): New.
6237 (pass_cleanup_eh): Use it.
6238 (verify_eh_edges): Move later in file. Expect one EH edge.
6239 (verify_eh_dispatch_edge): New.
6241 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6242 (gtype-desc.o): Add TARGET_H.
6243 (tree.o): Use EXCEPT_H, not except.h.
6244 (cfgbuild.o): Add EXPR_H.
6245 (GTFILES): Add vecprim.h.
6246 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6247 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6248 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6249 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6250 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6251 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6252 calls to can_throw_internal.
6253 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6254 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6255 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6256 (expand_gimple_stmt): Use make_reg_eh_region_note.
6257 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6258 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6259 or find_exception_handler_labels.
6260 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6261 there is exacly one EH edge. Use can_nonlocal_goto and
6263 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6264 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6265 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6266 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6267 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6268 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6269 * dse.c (scan_insn): Use insn_could_throw_p.
6270 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6271 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6272 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6273 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6274 EXC_PTR_EXPR or FILTER_EXPR.
6275 (tree_expr_nonzero_warnv_p): Likewise.
6276 * function.h: Include vecprim.h, not varray.h
6277 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6278 move ttype_data and ehspec_data members to struct eh_status; change
6279 action_record_data member to a VEC.
6280 * gcse.c (hash_scan_set): Use can_throw_internal.
6281 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6282 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6283 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6284 (block_may_fallthru): Don't handle RESX_EXPR.
6285 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6286 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6287 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6288 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6289 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6290 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6291 (gimple_size): Likewise.
6292 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6293 (gimple_build_resx): Use gimple_build_with_ops.
6294 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6295 (is_gimple_val): Likewise.
6296 (is_gimple_stmt): Remove RESX_EXPR.
6297 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6298 (GIMPLE_RESX): Reorder with other EH constructs.
6299 * gimple.h (struct gimple_statement_eh_mnt): New.
6300 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6301 (gimple_eh_filter_must_not_throw): Remove.
6302 (gimple_eh_filter_set_must_not_throw): Remove.
6303 (gimple_eh_must_not_throw_fndecl): New.
6304 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6305 (is_gimple_resx): New.
6306 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6307 Don't copy EH_FILTER_MUST_NOT_THROW.
6308 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6309 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6310 handle must_not_throw_labels specially.
6311 * ipa-pure-const.c (check_call): Update debug statement for LP.
6312 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6313 * ipa-utils.c (get_base_var): Likewise.
6314 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6315 * lower-subreg.c (move_eh_region_note): Remove.
6316 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6317 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6318 (create_task_copyfn): Likewise.
6319 (maybe_catch_exception): Use gimple_build_eh_filter.
6320 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6321 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6322 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6323 and pass_lower_resx.
6324 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6325 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6326 can_throw_internal, can_nonlocal_goto.
6327 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6328 copy_reg_eh_region_note_forward.
6329 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6330 (emit_output_reload_insns): Likewise.
6331 (copy_eh_notes): Remove.
6332 * rtl.def (RESX): Remove.
6333 * rtl.h: Update declarations.
6334 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6335 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6336 (update_eh_label): Remove.
6337 (cleanup_dead_labels_eh): New.
6338 (cleanup_deal_labels): Use it instead of update_eh_label.
6339 (gimple_merge_blocks): Update landing pad data structure when
6340 removing a landing pad label.
6341 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6342 test; handle GIMPLE_EH_MUST_NOT_THROW.
6343 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6344 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6345 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6346 (verify_stmt): Likewise. Verify landing pads.
6347 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6348 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6349 (struct move_stmt_d): Add eh_map.
6350 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6351 (move_stmt_r): Remap eh region numbers in builtin calls,
6352 resx and eh_dispatch.
6353 (move_block_to_fn): Remove eh_offset parameter. Use
6354 maybe_duplicate_eh_stmt_fn.
6355 (find_outermost_region_in_block): Operate on eh_region pointers
6356 instead of region numbers.
6357 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6358 duplicate_eh_regions.
6359 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6360 test earlier. Disallow EH landing pads.
6361 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6362 * tree-flow.h: Update declarations.
6363 (struct tree_ann_common_d): Replace rn with lp_nr.
6364 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6365 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6366 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6367 resx and eh_dispatch.
6368 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6369 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6370 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6371 from duplicate_eh_regions.
6372 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6373 update RESX; handle EH_DISPATCH.
6374 (expand_call_inline): Set eh_lp_nr, not eh_region.
6375 (maybe_inline_call_in_expr): Likewise.
6376 * tree-inline.h (struct copy_body_data): Replace eh_region with
6377 eh_lp_nr, eh_region_offset with eh_map.
6378 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6379 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6380 * tree-pretty-print.c (dump_generic_node): Don't handle
6381 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6382 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6383 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6384 EXC_PTR_EXPR, FILTER_EXPR.
6385 * tree-ssa-operands.c (get_expr_operands): Likewise.
6386 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6388 (ao_ref_init_from_vn_reference): Likewise.
6389 * tree-ssa-sink.c (statement_sink_location): Likewise.
6390 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6391 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6392 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6393 EXC_PTR_EXPR, FILTER_EXPR.
6394 (is_exception_related): Remove.
6395 (compute_avail): Don't call it.
6396 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6397 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6398 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6399 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6401 (build_resx): Remove.
6402 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6403 * tree.h: Update declarations.
6404 (EH_FILTER_MUST_NOT_THROW): Remove.
6405 (struct tree_label_decl): Add eh_landing_pad_nr.
6406 (EH_LANDING_PAD_NR): New.
6407 * value-prof.c (gimple_ic): Tidy variable names. Update for
6408 landing pad numbers.
6409 (gimple_stringop_fixed_value): Tidy variable names. Assert
6410 that neither call stmt can throw.
6411 * vecprim.h (uchar): New.
6412 (VEC(uchar,heap), VEC(uchar,gc)): New.
6414 * c-common.c (c_define_builtins): Update call to
6415 build_common_builtin_nodes.
6416 * c-parser.c (c_parse_file): Don't call
6417 default_init_unwind_resume_libfunc.
6419 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6421 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6422 (mips_cprestore_address_p): Likewise.
6423 (mips_save_gp_to_cprestore_slot): Likewise.
6424 (mips_restore_gp): Rename to...
6425 (mips_restore_gp_from_cprestore_slot): ...this.
6426 (mips_must_initialize_gp_p): Declare.
6427 (mips_emit_save_slot_move): Likewise.
6428 (mips_output_load_label): Return nothing.
6429 (mips_eh_uses): Declare.
6430 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6431 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6432 (TARGET_ABSOLUTE_JUMPS): Likewise.
6433 (EH_USES): Likewise.
6434 (FIRST_PSEUDO_REGISTER): Update comment.
6435 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6436 (MIPS_CALL): ...here.
6437 (REGISTER_NAMES): Add $cprestore.
6438 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6439 Add load_label_length, has_inflexible_gp_insn_p,
6440 has_flexible_gp_insn_p, must_initialize_gp_p and
6441 must_restore_gp_when_clobbered_p.
6442 (mips_expand_call): Don't generate split instructions here.
6443 (mips_split_call): Update the call to mips_restore_gp after
6444 the above name change.
6445 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6446 (mips_find_gp_ref): New function.
6447 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6448 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6449 (mips_insn_has_flexible_gp_ref_p): Likewise.
6450 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6451 (mips_function_has_gp_insn): Delete.
6452 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6453 Use the new functions above. Only return INVALID_REGNUM
6454 for TARGET_ABSOLUTE_JUMPS.
6455 (mips_must_initialize_gp_p): New function.
6456 (mips_get_cprestore_base_and_offset): New function, extracted from...
6457 (mips_cprestore_slot): ...here. Take a bool parameter.
6458 (mips_cfun_has_cprestore_slot_p): New function.
6459 (mips_cprestore_address_p): Likewise.
6460 (mips_save_gp_to_cprestore_slot): Likewise.
6461 (mips_restore_gp): Rename to...
6462 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6463 epilogue_completed. Update the call to mips_cprestore_slot.
6464 Test cfun->machine->must_restore_gp_when_clobbered_p.
6465 (mips_direct_save_slot_move_p): New function.
6466 (mips_emit_save_slot_move): Likewise.
6467 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6468 of cfun->machine->global_pointer.
6469 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6470 (mips_save_reg): Use mips_emit_save_slot_move.
6471 (mips_expand_prologue): Set must_initialize_gp_p.
6472 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6473 for all cprestore saves. Emit a use_cprestore instruction after
6474 setting up the cprestore slot.
6475 (mips_restore_reg): Use mips_emit_save_slot_move.
6476 (mips_process_load_label): New function.
6477 (mips_load_label_length): Likewise.
6478 (mips_output_load_label): Don't return asm: output it here instead.
6479 Use mips_process_load_label.
6480 (mips_adjust_insn_length): Adjust the length of branch instructions
6481 that have length MAX_PIC_BRANCH_LENGTH.
6482 (mips_output_conditional_branch): Update the call to
6483 mips_output_load_label. Assume the branch target is OPERANDS[0]
6484 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6485 (mips_output_order_conditional_branch): Swap the meaning of
6486 OPERANDS[0] and OPERANDS[1].
6487 (mips_variable_issue): Don't count ghost instructions.
6488 (mips_expand_ghost_gp_insns): New function.
6489 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6490 (mips_output_mi_thunk): Set must_initialize_gp_p.
6491 (mips_eh_uses): New function.
6492 * config/mips/predicates.md (cprestore_save_slot_operand)
6493 (cprestore_load_slot_operand): New predicates.
6494 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6495 (UNSPEC_MOVE_GP): Likewise.
6496 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6497 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6498 (CPRESTORE_SLOT_REGNUM): New register.
6499 (MAX_PIC_BRANCH_LENGTH): New constant.
6500 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6501 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6502 branches. Fix commentary.
6503 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6504 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6505 Change type to "ghost".
6506 (loadgp_absolute_<mode>): Likewise.
6507 (loadgp_rtp_<mode>): Likewise.
6508 (copygp_mips16): Likewise.
6509 (loadgp_blockage): Remove redundant mode attribute.
6510 (potential_cprestore): New instruction.
6511 (cprestore): Turn into an unspec set.
6512 (use_cprestore): New instruction.
6513 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6514 (*branch_fp_inverted): Likewise.
6515 (*branch_order<mode>): Likewise.
6516 (*branch_order<mode>_inverted): Likewise.
6517 (*branch_equality<mode>): Likewise.
6518 (*branch_equality<mode>_inverted): Likewise.
6519 (*branch_bit<bbv><mode>): Likewise.
6520 (*branch_bit<bbv><mode>_inverted): Likewise.
6521 (*branch_equality<mode>_mips16): Remove redundant mode.
6522 (jump): Turn into a define_expand.
6523 (*jump_absolute): New instruction.
6524 (*jump_pic): Likewise.
6525 (*jump_mips16): Rename previously-unnamed pattern. Remove
6526 redundant mode attribute.
6527 (restore_gp): Split on epilogue_completed rather than
6528 reload_completed. Change type to "ghost".
6529 (move_gp<mode>): New instruction.
6530 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6531 Remove redundant mode attribute.
6532 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6533 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6534 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6536 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6539 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6540 are returned in the same register (vs34 or v2) that Altivec vector
6541 types are returned in.
6542 (rs6000_libcall_value): Ditto.
6545 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6546 instead of explicit addsi3/adddi3 calls.
6547 (rs6000_split_multireg_move): Ditto.
6548 (rs6000_emit_allocate_stack): Ditto.
6549 (rs6000_emit_prologue): Ditto.
6550 (rs6000_output_mi_thunk): Ditto.
6552 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6553 size is 64 bits if we can use 64-bit registers.
6555 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6557 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6560 From Jie Zhang <jie.zhang@analog.com>:
6561 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6562 save FP and RETS with saveall attribute.
6563 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6564 with saveall attribute.
6566 * config/bfin/bfin.c (bfin_expand_builtin,
6567 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6570 From Jie Zhang <jie.zhang@analog.com>:
6571 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6572 before use in two places.
6573 * config/bfin/bfin.md (AREG): Define mode iterator.
6574 (reload_in, reload_out): Use mode iterator AREG.
6576 2009-09-14 Richard Guenther <rguenther@suse.de>
6579 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6580 EH personality path.
6582 2009-09-13 Richard Guenther <rguenther@suse.de>
6583 Rafael Avila de Espindola <espindola@google.com>
6585 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6586 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6587 (LANG_HOOKS_INITIALIZER): Adjust.
6588 (lhd_pass_through_t): Declare.
6589 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6591 * langhooks.c (lhd_pass_through_t): New function.
6592 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6593 dwarf2out_begin_prologue): Use personality from current_function_decl.
6594 * expr.h (get_personality_function): Declare.
6595 * expr.c (get_personality_function): New function.
6596 (build_personality_function): Likewise.
6597 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6598 (eh_personality_libfunc): Remove.
6599 * optabs.c (build_libfunc_function): New function split out from ...
6600 (init_one_libfunc): ... here.
6601 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6602 (tree_function_decl): Add personality.
6603 (lhd_gcc_personality): Declare.
6604 (build_personality_function): Likewise.
6605 * tree.c (gcc_eh_personality_decl): New.
6606 (lhd_gcc_personality): New function.
6607 * except.h (lang_eh_runtime_type): Remove.
6608 (enum eh_personality_kind): New.
6609 (build_personality_function): Declare.
6610 (function_needs_eh_personality): Declare.
6611 * except.c (lang_eh_runtime_type): Remove.
6612 (function_needs_eh_personality): New function.
6613 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6614 (sjlj_emit_function_enter, output_function_exception_table):
6615 Use personality from current_function_decl.
6616 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6617 * tree-inline.c (tree_can_inline_p): Do not inline across different
6619 (expand_call_inline): Likewise. Adjust the callers EH personality.
6620 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6621 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6622 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6623 (c-parser.o): Likewise
6624 * c-tree.h (c_eh_initialized_p): Remove.
6625 (c_maybe_initialize_eh): Likewise.
6626 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6627 (finish_decl): Don't call c_maybe_initialize_eh.
6628 (c_eh_initialized_p): Remove.
6629 (c_maybe_initialize_eh): Likewise.
6630 * c-parser.c (c_parser_omp_construct): Likewise.
6631 (c_parse_file): Initialize exception handling.
6633 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6635 * config.gcc (tm_file): Remove i386/biarch32.h
6636 for i?86-w64-mingw* case.
6637 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6639 * config.host: Set for x64 mingw the option
6640 use_long_long_for_widest_fast_int to yes.
6642 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6644 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6645 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6646 (dbxout_begin_function): Likewise.
6647 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6648 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6649 set on the function.
6650 (final_end_function): Likewise.
6651 (final_scan_insn): Likewise.
6652 (rest_of_handle_final): Likewise.
6653 * varasm.c (assemble_start_function): Likewise.
6654 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6656 2009-09-12 Jason Merrill <jason@redhat.com>
6658 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6659 * opts.c (common_handle_option): constify.
6661 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6663 * doc/install.texi (avr): Remove obsolete reference site.
6665 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6667 * doc/install.texi (Binaries): Adjust AIX link.
6669 2009-09-12 Akim Demaille <demaille@gostai.com>
6671 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6672 Use an imperative sentence.
6674 2009-09-11 Richard Henderson <rth@redhat.com>
6676 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6677 structure-name and has-tree-operands arguments; update all entries.
6678 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6680 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6681 (gsstruct_code_size): New.
6682 (gss_for_code_): New.
6683 (gss_for_code): Remove.
6684 (gimple_size): Rewrite using gsstruct_code_size.
6685 (gimple_statement_structure): Move to gimple.h.
6686 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6687 (gss_for_code, gimple_statement_structure): New.
6688 (gimple_ops): Use new arrays; tidy.
6690 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6692 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6693 operand to be a PLUS expression.
6694 * config/pa/pa.c (pa_secondary_reload): Likewise.
6696 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6698 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6700 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6703 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6705 From Jie Zhang <jie.zhang@analog.com>:
6706 * doc/extend.texi (node Function Attributes): Document l2
6708 (node Blackfin Variable Attributes): Document l2 variable attributes.
6710 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6712 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6713 to match the system compiler's configuration at inflection point.
6714 Add comment to remark a remaining difference with system compiler.
6716 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6717 * configure: Regenerate.
6719 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6721 From Jie Zhang <jie.zhang@analog.com>:
6722 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6723 (bfin_handle_l2_attribute): New.
6724 (bfin_attribute_table): Add l2 attribute.
6726 2009-09-11 Michael Matz <matz@suse.de>
6729 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6730 on the local_decls list.
6732 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6736 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6738 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6739 for VALUEs, to implement the documented interface.
6740 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6741 Adjust for VALUEs and anything else, to implement the
6742 documented interface.
6744 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6746 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6747 with actual SPE/paired vector modes before using 64-bit alignment.
6748 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6750 2009-09-10 DJ Delorie <dj@redhat.com>
6752 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6755 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6756 * config/mep/mep.c (mep_legitimate_constant_p): New.
6757 * config/mep/mep-protos.h: Prototype it.
6759 2009-09-10 Richard Henderson <rth@redhat.com>
6761 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6763 2009-09-10 Jason Merrill <jason@redhat.com>
6765 * tree.c (chain_index): New fn.
6766 * tree.h: Declare it.
6768 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6770 * config/sol2-c.c (cmn_err_length_specs): Initialize
6771 scalar_identity_flag.
6773 2009-09-10 Richard Henderson <rth@redhat.com>
6775 * tree.h (struct tree_decl_common): Move align member earlier;
6776 move label_decl_uid member ...
6777 (struct tree_label_decl): ... here.
6778 (LABEL_DECL_UID): Update to match.
6780 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6783 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6784 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6786 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6787 dest_prev if the edge is complex.
6789 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6791 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6792 loop latch tests earlier.
6794 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6795 before GIMPLE_RETURN, not after its predecessor; insert
6798 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6799 gimple_seq_empty_p to test for no PHI nodes.
6800 * tree-cfg.c (split_critical_edges): Likewise.
6802 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6804 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6806 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6807 introduced by the VTA branch merge.
6809 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6811 * ira-conflicts.c: Use fputs or putc instead of fprintf
6815 * tree-switch-conversion.c: Ditto.
6817 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6819 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6820 introduced by the VTA branch merge.
6822 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6825 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6827 PR rtl-optimization/39779
6828 * expr.c (convert_modes): Return when mode == oldmode after
6829 CONST_INTs are processed.
6831 2009-09-10 Nick Clifton <nickc@redhat.com>
6833 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6834 attribute and referring decl when creating renamed symbol.
6836 2009-09-10 Richard Guenther <rguenther@suse.de>
6839 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6841 (cgraph_finalize_compilation_unit): Compute reachability
6842 before emitting thunks. Properly process aliases before
6843 possibly removing unreachable nodes.
6845 2009-09-10 Richard Guenther <rguenther@suse.de>
6848 * tree.c (struct free_lang_data_d): Add worklist member.
6849 (find_decls_types_r): Push onto the worklist instead of recursing.
6850 Handle TREE_BINFOs properly.
6851 (find_decls_types): New function wrapped around find_decls_types_r
6852 to process the worklist.
6853 (find_decls_types_in_eh_region): Use it.
6854 (find_decls_types_in_node): Likewise.
6855 (find_decls_types_in_var): Likewise.
6856 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6857 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6858 (AGGREGATE_TYPE_P): Adjust.
6860 2009-09-09 Jason Merrill <jason@redhat.com>
6862 * configure.ac: Check glibc version even if we have an in-tree
6865 2009-09-09 Anthony Green <green@moxielogic.com>
6867 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6868 the constant 0 when appropriate.
6869 * config/moxie/constraints.md: Add constraint O.
6871 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6872 to pass up to 6 32-bit argument values in registers.
6873 (moxie_function_arg): Ditto.
6874 (moxie_arg_partial_bytes): Ditto.
6875 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6876 (REG_PARM_STACK_SPACE): Ditto.
6877 (FUNCTION_ARG_REGNO_P): Ditto.
6879 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6880 instruction to allocate stack space.
6882 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6884 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6885 unnecessarily stringent constraints. Fix address
6886 calculation in the splitters.
6888 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6890 PR rtl-optimization/39779
6891 * expr.c (convert_modes): Return when mode == oldmode after
6892 CONST_INTs are processed.
6894 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6897 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6898 (ix86_expand_prologue): Take frame.padding0 into logic of
6900 (ix86_expand_epilogue): Likewise.
6902 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6904 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6906 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6907 * config/t-slibgcc-libgcc: New file.
6908 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6910 2009-09-09 Martin Jambor <mjambor@suse.cz>
6912 PR tree-optimization/41089
6913 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6916 2009-09-09 Richard Henderson <rth@redhat.com>
6918 * gimple.h (CASE_GIMPLE_OMP): New.
6919 (is_gimple_omp): Use it.
6920 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6921 (verify_gimple_debug): Likewise.
6923 2009-09-09 Richard Guenther <rguenther@suse.de>
6925 PR tree-optimization/41101
6926 * tree-ssa-pre.c (maximal_set): Remove.
6927 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6928 Defer all blocks we didn't visit at least one successor.
6929 (add_to_exp_gen): Do not add to the maximal set.
6930 (make_values_for_phi): Likewise.
6931 (compute_avail): Likewise.
6932 (init_pre): Do not allocate the maximal set.
6933 (execute_pre): Do not dump it.
6935 2009-09-09 Martin Jambor <mjambor@suse.cz>
6937 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6938 an SSA_NAME rather than a is_gimple_variable.
6940 2009-09-09 Richard Guenther <rguenther@suse.de>
6943 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6944 code dealing with plain pointer bases.
6945 (maybe_fold_offset_to_reference): Likewise.
6946 (maybe_fold_stmt_addition): Adjust.
6948 2009-09-09 Richard Guenther <rguenther@suse.de>
6950 * tree.c (free_lang_data_in_type): Do not free the type variant
6952 (free_lang_data): Merge char_type_node with its properly signed
6954 (pass_ipa_free): Collect after freeing language specific data.
6956 2009-09-09 Michael Matz <matz@suse.de>
6959 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6960 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6961 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6964 2009-09-08 DJ Delorie <dj@redhat.com>
6966 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6968 2009-09-04 Jason Merrill <jason@redhat.com>
6970 * tree.c (tree_find_value): Remove.
6971 * tree.h: Remove prototype.
6972 * varasm.c (assemble_external): Use value_member instead.
6974 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6976 * toplev.c (process_options): Choose default debugging type when
6977 gtoggle enables debug info and type is unset.
6979 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6983 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6986 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6988 * configure: Rebuilt with modified libtool.m4.
6990 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6995 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6997 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6999 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7000 (remove_statement): Likewise.
7001 (rewrite_use_nonlinear_expr): Adjust.
7002 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7003 * tree-ssa.c (release_defs_bitset): ... this. New.
7004 * tree-flow.h (release_defs_bitset): Declare.
7006 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7009 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7010 in the middle block.
7012 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7014 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7015 via intptr_t to long type.
7016 (insert_operand_rank): Cast long type via intptr_t to
7018 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7020 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7021 from pointer to unsigned via uintptr_t.
7023 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7024 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7026 * configure: Regenerated.
7027 * config.in: Regenerated
7028 * system.h (stdint.h): Add include.
7029 (inttypes.h): Likewise.
7030 * Makefile.in (aclocal): Add config/stdint.m4.
7031 * aclocal.m4: Regenerated.
7033 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7035 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7037 (note_np_check_stores): New function.
7038 (harmless_null_pointer_p): New function.
7039 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7040 changed. Take into account whether we're in the shadow of a condjump
7041 that tested NP_REG for NULL.
7042 Lose all code that tested for SEQUENCEs.
7043 (workaround_speculation): Avoid inserting NOPs for loads that are
7044 either always executed or a NULL pointer.
7046 2009-09-08 Jan Hubicka <jh@suse.cz>
7048 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7049 * params.def (early-inlining-insns): Likewise.
7051 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7053 PR rtl-optimization/41239
7054 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7055 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7057 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7058 across calls, as the calls might not always return normally.
7059 (call_may_noreturn_p): New function.
7060 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7061 (init_deps): Initialize it.
7062 (remove_from_deps): Also remove calls from
7063 last_function_call_may_noreturn list.
7065 2009-09-07 Richard Henderson <rth@redhat.com>
7067 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7068 more VR->OPERANDS than LHS operands. Free LHS before returning.
7070 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7072 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7073 (attr "addrtype"): New member "spreg".
7074 Use it if mem_spfp_address_operand is true for the address.
7075 (attr "type"): New entry "stall".
7076 (cpu_unit "load"): New.
7077 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7079 (insn_reservation "loadsp"): New.
7080 (insn_reservation "load_stall1"): New.
7081 (insn_reservation "load_stall3"): New.
7083 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7084 (mem_p_address_operand): Exclude stack and frame pointer based
7086 (mem_spfp_address_operand): New; match them here.
7087 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7088 (bfin_reorg): Call it if scheduling insns.
7089 (bfin_gen_bundles): Remove dummy insns created by
7090 add_sched_insns_for_speculation.
7092 From Jie Zhang <jie.zhang@analog.com>:
7093 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7094 bfin_si_revision, bfin_workarounds): Move these ...
7095 * config/bfin/bfin.h: ... here.
7097 From Mike Frysinger <michael.frysinger@analog.com>
7098 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7099 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7100 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7101 bf547m, bf548m, and bf549m.
7102 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7103 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7104 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7105 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7106 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7107 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7108 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7109 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7110 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7111 bf542m, bf544m, bf547m, bf548m, and bf549m.
7113 From Jie Zhang <jie.zhang@analog.com>:
7114 * config/bfin/predicates.md (p_register_operand): New predicate.
7115 (dp_register_operand): New predicate.
7116 * config/bfin/bfin-protos.h (WA_05000074): Define.
7117 (ENABLE_WA_05000074): Define.
7118 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7119 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7120 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7121 (define_attr addrtype): Allow load/store register to be P register.
7122 (define_attr storereg): New.
7123 (define_cpu_unit anomaly_05000074): New.
7124 (define_insn_reservation dsp32shiftimm): New.
7125 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7126 (define_insn_reservation loadp): Cannot use slot2.
7127 (define_insn_reservation loadsp): Cannot use slot2.
7128 (define_insn_reservation storep): Cannot use slot2. Does not
7129 apply when working around 05000074.
7130 (define_insn_reservation storep_anomaly_05000074): New.
7131 (define_insn_reservation storei): Does not apply when working
7133 (define_insn_reservation storei_anomaly_05000074): New.
7134 (define_attr length): Add dsp32shiftimm case.
7135 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7136 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7137 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7138 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7139 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7141 2009-09-07 Martin Jambor <mjambor@suse.cz>
7144 * tree-sra.c (create_artificial_child_access): Return NULL if
7145 build_ref_for_offset fails.
7146 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7147 and create_artificial_child_access to fail.
7149 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7152 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7153 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7154 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7156 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7158 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7159 block, ensure it has an exit edge. Emit a barrier after a jump.
7161 2009-09-07 Nick Clifton <nickc@redhat.com>
7163 * gcc.c (this_is_linker_script): New variable. Like
7164 this_is_library_file but for the %T constructor.
7165 (end_going_arg): If this_is_linker_script is set then locate the
7166 script and insert a --script switch before it
7167 (do_spec_2): Initialise this_is_linker_script.
7168 (do_spec_1): Likewise. Handle %T construct.
7169 (eval_spec_function): Preserve this_is_linker_script.
7170 * doc/invoke.texi: Document %T construct in spec files.
7171 * config/m32c/m32c.h (LIB_SPEC): Use it.
7173 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7175 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7176 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7177 when volatile flag is set.
7178 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7180 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7183 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7184 (combine_stack_adjustments_for_block): Allow insns between stack
7185 adjustments and stores with corresponding pre-(dec|inc)rement or
7186 pre-modify operation.
7188 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7191 * combine-stack-adj.c (struct csa_memlist): Rename to...
7192 (struct csa_reflist): ... this. Rename mem field to ref.
7193 (free_csa_memlist): Rename to...
7194 (free_csa_reflist): ... this.
7195 (record_one_stack_memref): Rename to...
7196 (record_one_stack_ref): ... this. Handle also REG_P.
7197 (try_apply_stack_adjustment): Handle also REG_P.
7198 (struct record_stack_memrefs_data): Rename to...
7199 (struct record_stack_refs_data): ... this. Rename memlist field to
7201 (record_stack_memrefs): Rename to...
7202 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7203 subexpressions instead of failing when a MEM contains SP references.
7204 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7205 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7207 2009-09-06 Richard Guenther <rguenther@suse.de>
7210 * tree.c (build_array_type): Do not record types marked
7211 with structural equality in the canonical type hashtable.
7213 2009-09-06 Richard Guenther <rguenther@suse.de>
7216 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7218 2009-09-05 Richard Guenther <rguenther@suse.de>
7221 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7223 2009-09-05 Richard Guenther <rguenther@suse.de>
7226 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7228 2009-09-05 Richard Guenther <rguenther@suse.de>
7231 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7232 before comparing function argument types.
7234 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7237 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7240 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7243 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7245 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7246 locators before emit_insn is called.
7248 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7251 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7252 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7253 (reginfo_init): Don't call allocate_reg_info.
7255 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7258 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7259 NONDEBUG_INSN_P instead of INSN_P.
7261 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7264 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7266 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7269 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7270 pattern of the split.
7272 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7274 * toplev.c (process_options): Move setter of flag_var_tracking
7275 before other tests that depend on it. Move down setter of
7276 flag_rename_registers. Don't enable var-tracking-assignments
7277 by default if selective scheduling is enabled. Warn if both
7280 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7282 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7283 comment. Use switch statement to catch overlaps between rtx
7284 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7285 (IS_DECL_CODE): ... here. Remove.
7286 (check_value_is_not_decl): Remove.
7287 (dv_from_decl, dv_from_value): Check after conversion.
7289 2009-09-04 Richard Guenther <rguenther@suse.de>
7292 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7293 after emitting tunks. Move emitting thunks and ctors from ...
7294 (cgraph_optimize): ... here. Remove redundant
7295 cgraph_analyze_functions.
7296 * varasm.c (find_decl_and_mark_needed): Remove no longer
7298 (finish_aliases_1): Adjust check for thunk aliases.
7300 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7302 * config/arm/arm.md (ctzsi2): Added braces
7303 to avoid warning that broke booststrap.
7305 2009-09-04 Martin Jambor <mjambor@suse.cz>
7307 PR tree-optimization/41112
7308 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7309 handle variable-bounded arrays.
7310 (expr_with_var_bounded_array_refs_p): New function.
7311 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7313 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7315 * config/s390/2097.md: Removed two incorrect bypasses.
7316 (z10_fsimpdf): Fixed latency.
7317 (z10_fhex): New insn_reservation.
7318 (z10_floaddf): Fixed latency.
7319 (z10_floadsf): Fixed latency.
7320 (z10_ftrunctf): Fixed latency.
7321 (z10_ftruncdf): Fixed latency.
7322 * config/s390/s390.c (z10_cost): Fixed values.
7323 (s390_adjust_priority): Added z10 path.
7324 * config/s390/s390.md (type): Added fhex.
7325 (*mov<mode>_64dfp): Updated type attribute.
7326 (*mov<mode>_64): Updated type attribute.
7327 (*mov<mode>_31): Updated type attribute.
7328 (*mov<mode>"): Likewise.
7329 * config/s390/2084.md (x_fsimpdf): Updated condition.
7331 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7333 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7334 RTXs in the predicate for operand 1.
7336 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7338 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7339 (rbitsi2): New insn.
7340 (ctzsi2): New expand.
7341 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7343 2009-09-03 Martin Jambor <mjambor@suse.cz>
7345 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7346 (create_artificial_child_access): Use build_ref_for_offset instead
7347 of duplicate_expr_for_different_base.
7348 (propagate_subacesses_accross_link): Likewise.
7350 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7352 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7354 (mips16e_collect_argument_saves): Skip debug instructions.
7355 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7356 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7357 (r10k_insert_cache_barriers): Likewise.
7358 (mips_reorg_process_insns): Likewise.
7360 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7363 * ira.c (update_equiv_reg): Remove check on class likely spill.
7365 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7368 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7369 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7373 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7374 the stack slot if it is passed by invisible reference.
7375 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7376 by invisible reference.
7378 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7380 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7381 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7382 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7384 * config/bfin/sync.md: New file.
7385 * config/bfin/bfin.md: Include it.
7386 (UNSPEC_ATOMIC): New.
7387 (UNSPEC_ONES): Provide a unique number.
7389 From Jie Zhang <jie.zhang@analog.com>:
7390 * config/bfin/bfin.c (ret_regs): New.
7391 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7392 (must_save_rets_p): New.
7393 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7394 current_function_is_leaf.
7395 (do_link): Likewise.
7396 (do_unlink): Likewise.
7397 (expand_interrupt_handler_prologue): Use ret_regs array.
7398 (expand_interrupt_handler_epilogue): Use ret_regs array and
7399 pass return register to gen_return_internal.
7400 (bfin_expand_epilogue): Pass return register to
7401 gen_return_internal.
7402 (bfin_expand_call): Explicitly clobber RETS.
7403 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7404 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7405 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7406 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7408 (return_internal): Take a reg rtx rather than the register number.
7410 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7412 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7413 when comparing against estimated_loop_iterations_int return.
7415 2009-09-03 Richard Guenther <rguenther@suse.de>
7417 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7418 eh_personality_libfunc.
7420 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7422 * tree-parloops.c (separate_decls_in_region): Add space.
7424 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7426 * tree-parloops.c (separate_decls_in_region): Change the condition
7427 checking if there are reductions in the loop.
7429 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7431 PR tree-optimization/38275
7432 * tree-parloops.c (parallelize_loops): Replace profitability condition
7433 for expected number of iterations.
7435 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7437 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7438 (bootstrap-debug): Explain conditions in which it becomes default.
7439 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7442 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7444 * doc/invoke.texi (Optimize Options): Move
7445 -finline-small-functions to the -O2 list.
7447 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7449 * toplev.c (process_options): Enable var-tracking-assignments
7450 by default if var-tracking is enabled.
7452 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7454 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7456 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7457 * rtl.h (prev_nonnote_insn_bb): Declare it.
7459 2009-09-03 Diego Novillo <dnovillo@google.com>
7461 * cgraph.c (cgraph_node_for_decl): New.
7462 * cgraph.h (cgraph_node_for_decl): Declare.
7463 * tree.c (host_integerp): Return 0 if T is NULL.
7465 2009-09-03 Diego Novillo <dnovillo@google.com>
7467 * tree.h (struct alias_pair): Move from varasm.c.
7468 (alias_pairs): Likewise.
7469 (TYPE_MAXVAL): Define.
7470 (TYPE_MINVAL): Define.
7471 (iterative_hash_host_wide_int): Declare.
7472 (remove_unreachable_alias_pairs): Declare.
7473 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7474 * diagnostic.c (default_diagnostic_starter): Make extern.
7475 (default_diagnostic_finalizer): Make extern.
7476 * diagnostic.h (default_diagnostic_starter): Declare.
7477 (default_diagnostic_finalizer): Declare.
7478 (default_tree_printer): Declare.
7479 * toplev.c (default_tree_printer): Make extern.
7481 2009-09-03 Richard Guenther <rguenther@suse.de>
7482 Diego Novillo <dnovillo@google.com>
7484 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7485 * cgraphunit.c (cgraph_expand_function): Do not emit
7486 associated thunks from here.
7487 (cgraph_emit_thunks): New.
7488 (cgraph_optimize): Call it.
7489 Return if any IPA pass finds an error.
7490 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7493 2009-09-03 Simon Baldwin <simonb@google.com>
7494 Rafael Espindola <espindola@google.com>
7495 Richard Guenther <rguenther@suse.de>
7496 Doug Kwan <dougkwan@google.com>
7497 Diego Novillo <dnovillo@google.com>
7499 * tree.c: Include tree-pass.h, langhooks-def.h,
7500 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7501 (free_lang_data_in_type): New.
7502 (need_assembler_name_p): New.
7503 (free_lang_data_in_block): New.
7504 (free_lang_data_in_decl): New.
7505 (struct free_lang_data_d): New.
7506 (add_tree_to_fld_list): New.
7507 (find_decls_types_r): New.
7508 (get_eh_types_for_runtime): New.
7509 (find_decls_types_in_eh_region): New.
7510 (find_decls_types_in_node): New.
7511 (find_decls_types_in_var): New.
7512 (free_lang_data_in_cgraph): New.
7513 (free_lang_data): New.
7514 (gate_free_lang_data): New.
7515 (pass_ipa_free_lang_data): New.
7517 2009-09-03 Diego Novillo <dnovillo@google.com>
7519 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7520 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7521 (lang_hooks): Remove const qualifier.
7522 * ipa.c (cgraph_remove_unreachable_nodes): Call
7523 remove_unreachable_alias_pairs.
7524 * except.c (add_type_for_runtime): Check if TYPE has
7525 already been converted.
7526 (lookup_type_for_runtime): Likewise.
7527 (check_handled): Handle converted types.
7528 * varasm.c (remove_unreachable_alias_pairs): New.
7529 * gimple.c: Include demangle.h.
7530 (gimple_decl_printable_name): New.
7531 (gimple_fold_obj_type_ref): New.
7532 * gimple.h (gimple_decl_printable_name): Declare.
7533 (gimple_fold_obj_type_ref): Declare.
7534 * passes.c (init_optimization_passes): Add pass
7535 pass_ipa_free_lang_data.
7536 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7537 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7539 2009-09-03 Diego Novillo <dnovillo@google.com>
7541 * c-lang.c (lang_hooks): Remove const qualifier.
7543 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7545 * doc/install.texi (*-*-freebsd*): Update target information.
7547 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7549 * hard-reg-set.h (call_fixed_regs): Remove.
7550 * reginfo.c (call_fixed_regs): Remove.
7551 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7552 (globalize_reg): Don't use call_fixed_regs.
7553 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7556 2009-09-01 Michael Matz <matz@suse.de>
7558 * expr.h (emit_storent_insn, expand_expr_real_1,
7559 expand_expr_real_2): Declare.
7560 * expr.c (emit_storent_insn, expand_expr_real_1,
7561 expand_expr_real_2): Export.
7562 (store_expr): Setting and evaluating dont_return_target is useless.
7563 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7564 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7565 * except.c (expand_resx_expr): Rename to ...
7566 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7567 * except.h (expand_resx_stmt): Declare.
7568 * stmt.c: Add include gimple.h
7569 (expand_asm_expr): Rename to ...
7570 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7571 (expand_case): Rewrite to take gimple statement.
7572 * tree.h (expand_asm_stmt): Declare.
7573 (expand_case): Change prototype.
7574 * Makefile.in (stmt.o): Depend on gimple.h.
7575 * builtins.c (expand_builtin_synchronize): Build gimple asm
7576 statement, not an ASM_EXPR.
7577 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7578 gimple_to_tree, release_stmt_tree): Remove.
7579 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7580 ggc_free, but hold comparison code and operands separately.
7581 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7582 (expand_call_stmt, expand_gimple_stmt_1,
7583 expand_gimple_stmt): New helpers.
7584 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7585 release_stmt_tree. Call expand_gimple_stmt instead.
7586 (expand_gimple_basic_block): Ditto.
7588 * calls.c (emit_call_1): Don't look at EH regions here, make
7589 fntree parameter useless.
7590 (expand_call): New local rettype for TREE_TYPE(exp), use it
7591 throughout. Remove local p, use addr instead.
7592 Don't look at EH regions here.
7594 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7596 * doc/invoke.texi (-fsched-pressure): Document it.
7597 (-fsched-reg-pressure-heuristic): Remove it.
7599 * reload.c (ira.h): Include.
7600 (find_reloads): Add choosing reload on number of small spilled
7603 * haifa-sched.c (ira.h): Include.
7604 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7605 saved_reg_pressure, curr_reg_live, saved_reg_live,
7606 region_ref_regs): New variables.
7607 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7608 initiate_reg_pressure_info, setup_ref_regs,
7609 initiate_bb_reg_pressure_info, save_reg_pressure,
7610 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7612 (setup_insn_reg_pressure_info): New function.
7613 (rank_for_schedule): Add pressure checking and insn issue time.
7614 Remove comparison of insn reg weights.
7615 (ready_sort): Set insn reg pressure info.
7616 (update_register_pressure, setup_insn_max_reg_pressure,
7617 update_reg_and_insn_max_reg_pressure,
7618 sched_setup_bb_reg_pressure_info): New functions.
7619 (schedule_insn): Add code for printing and updating reg pressure info.
7620 (find_set_reg_weight, find_insn_reg_weight): Remove.
7621 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7622 (debug_ready_list): Print reg pressure info.
7623 (schedule_block): Ditto. Check insn issue time.
7624 (sched_init): Set up sched_pressure_p. Allocate and set up some
7625 reg pressure related info.
7626 (sched_finish): Free some reg pressure related info.
7627 (fix_tick_ready): Make insn always ready if pressure_p.
7628 (init_h_i_d): Don't call find_insn_reg_weight.
7629 (haifa_finish_h_i_d): Free insn reg pressure info.
7631 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7632 ira_memory_move_cost, ira_class_hard_regs,
7633 ira_class_hard_regs_num, ira_no_alloc_regs,
7634 ira_available_class_regs, ira_reg_class_cover_size,
7635 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7637 * ira-lives.c (single_reg_class): Check mode to find how many
7638 registers are necessary for operand.
7639 (ira_implicitly_set_insn_hard_regs): New.
7641 * common.opt (fsched-pressure): New options.
7642 (fsched-reg-pressure-heuristic): Remove.
7644 * ira.c (setup_eliminable_regset): Rename to
7645 ira_setup_eliminable_regset. Make it external.
7646 (expand_reg_info): Pass cover class to setup_reg_classes.
7647 (ira): Call resize_reg_info instead of allocate_reg_info.
7649 * sched-deps.c: Include ira.h.
7650 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7651 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7652 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7653 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7654 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7655 mark_insn_reg_store, mark_insn_reg_clobber,
7656 setup_insn_reg_pressure_info): New.
7657 (sched_analyze_1): Update implicit_reg_pending_uses.
7658 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7659 Use them to create dependencies. Set insn reg uses and pressure
7660 info. Process reg_pending_uses in one place.
7661 (free_deps): Free implicit sets.
7662 (remove_from_deps): Remove implicit sets if necessary. Check
7663 implicit sets when clearing reg_last_in_use.
7664 (init_deps_global): Clear implicit_reg_pending_clobbers and
7665 implicit_reg_pending_uses.
7667 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7668 ira_memory_move_cost, ira_class_hard_regs,
7669 ira_class_hard_regs_num, ira_no_alloc_regs,
7670 ira_available_class_regs, ira_reg_class_cover_size,
7671 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7672 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7673 ira_implicitly_set_insn_hard_regs): New prototypes.
7675 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7676 cost_elements_num): New variables.
7677 (allocno_costs, total_costs): Rename to costs and
7678 total_allocno_costs.
7679 (COSTS_OF_ALLOCNO): Rename to COSTS.
7680 (allocno_pref): Rename to pref.
7681 (allocno_pref_buffer): Rename to pref_buffer.
7682 (common_classes): Rename to regno_cover_class.
7684 (record_reg_classes): Set allocno attributes only if allocno_p.
7685 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7686 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7687 and COSTS_OF_ALLOCNO.
7688 (print_costs): Rename to print_allocno_costs.
7689 (print_pseudo_costs): New.
7690 (process_bb_node_for_costs): Split into 2 functions with new
7691 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7692 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7693 new parameter dump_file. Use cost_elements_num instead of
7694 ira_allocnos_num. Make one iteration if preferred classes were
7695 already calculated for scheduler. Make 2 versions of code
7696 depending on allocno_p.
7697 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7698 regno_cover_class and COSTS instead of common_classes and
7700 (init_costs, finish_costs): New.
7701 (ira_costs): Set up allocno_p and cost_elements_num. Call
7702 init_costs and finish_costs.
7703 (ira_set_pseudo_classes): New.
7705 * rtl.h (allocate_reg_info): Remove.
7706 (resize_reg_info): Change return type.
7707 (reg_cover_class): New.
7708 (setup_reg_classes): Add new parameter.
7710 * sched-int.h (struct deps_reg): New member implicit_sets.
7711 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7712 (INCREASE_BITS): New macro.
7713 (struct reg_pressure_data, struct reg_use_data): New.
7714 (struct _haifa_insn_data): Remove reg_weight. Add members
7715 reg_pressure, reg_use_list, reg_set_list, and
7716 reg_pressure_excess_cost_change.
7717 (struct deps): New member implicit_sets.
7718 (pressure_p): New variable.
7719 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7720 (struct reg_pressure_data, struct reg_use_data): New.
7721 (INSN_REG_WEIGHT): Remove.
7722 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7723 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7724 (sched_init_region_reg_pressure_info,
7725 sched_setup_bb_reg_pressure_info): New prototypes.
7727 * reginfo.c (struct reg_pref): New member coverclass.
7728 (reg_cover_class): New function.
7729 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7730 (reg_info_size): New variable.
7731 (allocate_reg_info): Make static. Setup reg_info_size.
7732 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7733 (setup_reg_classes): Add a new parameter. Setup cover class too.
7735 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7738 * sched-rgn.c (deps_join): Set up implicit_sets.
7739 (schedule_region): Set up region and basic blocks pressure
7742 * passes.c (init_optimization_passes): Move
7743 pass_subregs_of_mode_init before pass_sched.
7745 2009-09-02 Martin Jambor <mjambor@suse.cz>
7747 * tree-sra.c (struct access): New field grp_hint.
7748 (dump_access): Dump grp_hint.
7749 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7751 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7752 those which have been specifically read and somehow written to.
7753 (propagate_subacesses_accross_link): Set grp_hint of right child and
7754 also possibly of the left child.
7756 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7758 * tree-object-size.c (addr_object_size): Always use object_size_type
7759 0 or 2 when determining the pointer pointed object size.
7761 2009-09-02 Richard Guenther <rguenther@suse.de>
7764 2009-08-31 Richard Guenther <rguenther@suse.de>
7766 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7767 to query if the memory regions for memmove overlap.
7768 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7769 asserts on pointers, instead deal with odd trees.
7770 (ptr_derefs_may_alias_p): Likewise.
7771 (refs_may_alias_p_1): Constructor bases also never alias.
7773 2009-08-01 Christian Bruel <christian.bruel@st.com>
7776 2009-07-31 Christian Bruel <christian.bruel@st.com>
7777 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7779 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7781 * doc/invoke.texi (-fvar-tracking-assignments): New.
7782 (-fvar-tracking-assignments-toggle): New.
7783 (-fdump-final-insns=file): Mark filename as optional.
7784 (--param min-nondebug-insn-uid): New.
7785 (-gdwarf-@{version}): Mention version 4.
7786 * opts.c (common_handle_option): Accept it.
7787 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7788 * regrename.c (regrename_optimize): Drop last. Don't count debug
7789 insns as uses. Don't reject change because of debug insn.
7790 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7791 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7792 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7793 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7794 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7795 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7796 * doc/gimple.texi (is_gimple_debug): New.
7797 (gimple_debug_bind_p): New.
7798 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7799 * doc/install.texi (bootstrap-debug): More details.
7800 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7801 (bootstrap-debug-lib): More details.
7802 (bootstrap-debug-ckovw): Update.
7803 (bootstrap-time): New.
7804 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7805 (insert_phi_nodes_for): Insert debug stmts.
7806 (rewrite_stmt): Take iterator. Insert debug stmts.
7807 (rewrite_enter_block): Adjust.
7808 (maybe_replace_use_in_debug_stmt): New.
7809 (rewrite_update_stmt): Use it.
7810 (mark_use_interesting): Return early for debug stmts.
7811 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7812 stmts before replacing stmt.
7813 (move_computations_stmt): Likewise.
7814 * ira-conflicts.c (add_copies): Skip debug insns.
7815 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7816 (regstat_bb_compute_ri): Skip debug insns.
7817 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7818 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7819 check_loop_closed_ssa_stmt): Skip debug stmts.
7820 * tree-tailcall.c (find_tail_calls): Likewise.
7821 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7822 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7823 (build_var_debug_value_stat): Declare.
7824 (build_var_debug_value): Define.
7825 (target_for_debug_bind): Declare.
7826 * reload.c (find_equiv_reg): Skip debug insns.
7827 * rtlanal.c (reg_used_between_p): Skip debug insns.
7828 (side_effects_p): Likewise.
7829 (canonicalize_condition): Likewise.
7830 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7831 insns never depend on debug insns.
7832 (create_ddg_dep_no_link): Likewise.
7833 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7834 Don't add inter-loop dependencies for debug insns.
7835 (build_intra_loop_deps): Likewise.
7836 (create_ddg): Count debug insns.
7837 * ddg.h (struct ddg::num_debug): New.
7838 (num_backargs): Pair up with previous int field.
7839 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7840 -fcompare-debug-second.
7841 * final.c (get_attr_length_1): Skip debug insns.
7842 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7843 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7844 (driver_self_specs): Map -fdump-final-insns to
7845 -fdump-final-insns=..
7846 (get_local_tick): New.
7847 (compare_debug_dump_opt_spec_function): Test for . argument and
7848 compute output name. Compute temp output spec without flag name.
7849 Compute -frandom-seed.
7850 (OPT): Undef after use.
7851 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7852 (average_num_loop_insns): Likewise.
7853 * params.h (MIN_NONDEBUG_INSN_UID): New.
7854 * gimple.def (GIMPLE_DEBUG): New.
7855 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7856 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7857 (merge_in_block): Fix whitespace.
7858 * toplev.c (flag_var_tracking): Update comment.
7859 (flag_var_tracking_assignments): New.
7860 (flag_var_tracking_assignments_toggle): New.
7861 (process_options): Don't open final insns dump file if we're not
7862 going to write to it. Compute defaults for var_tracking.
7863 * df-scan.c (df_insn_rescan_debug_internal): New.
7864 (df_uses_record): Handle debug insns.
7865 * haifa-sched.c (ready): Initialize n_debug.
7866 (contributes_to_priority): Skip debug insns.
7867 (dep_list_size): New.
7869 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7870 they're ready. Disregard previous debug insns to make decisions.
7871 (queue_insn): Never queue debug insns.
7872 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7873 (schedule_insn): Don't reject debug insns because of issue rate.
7874 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7875 (queue_to_ready): Skip and discount debug insns.
7876 (choose_ready): Let debug insns through.
7877 (schedule_block): Check boundary debug insns. Discount debug
7878 insns, schedule them early. Adjust whitespace.
7879 (set_priorities): Check for boundary debug insns.
7880 (add_jump_dependencies): Use dep_list_size.
7881 (prev_non_location_insn): New.
7882 (check_cfg): Use it.
7883 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7885 (remove_unused_ivs): Reset debug stmts.
7886 * modulo-sched.c (const_iteration_count): Skip debug insns.
7887 (res_MII): Discount debug insns.
7888 (loop_single_full_bb_p): Skip debug insns.
7889 (sms_schedule): Likewise.
7890 (sms_schedule_by_order): Likewise.
7891 (ps_has_conflicts): Likewise.
7892 * caller-save.c (refmarker_fn): New.
7893 (save_call_clobbered_regs): Replace regs with saved mem in
7895 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7896 Call refmarker_fn mark for hardregnos.
7897 (mark_reg_as_referenced): New.
7898 (replace_reg_with_saved_mem): New.
7899 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7900 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7902 (cse_extended_basic_block): Skip debug insns.
7903 (count_reg_usage): Likewise.
7904 (is_dead_reg): New, split out of...
7905 (set_live_p): ... here.
7906 (insn_live_p): Use it for debug insns.
7907 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7908 (execute_optimize_stdarg): Likewise.
7909 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7910 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7911 changes in debug stmts as changes.
7912 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7913 (moveup_expr): Don't move across debug insns. Don't move
7914 debug insn if it would create a bookkeeping block.
7915 (moveup_expr_cached): Don't use cache for debug insns that
7916 are heads of blocks.
7917 (compute_av_set_inside_bb): Skip debug insns.
7918 (sel_rank_for_schedule): Schedule debug insns first. Remove
7920 (block_valid_for_bookkeeping_p); Support lax searches.
7921 (create_block_for_bookkeeping): Adjust block numbers when
7922 encountering debug-only blocks.
7923 (find_place_for_bookkeeping): Deal with debug-only blocks.
7924 (generate_bookkeeping_insn): Accept no place to insert.
7925 (remove_temp_moveop_nops): New argument full_tidying.
7926 (prepare_place_to_insert): Deal with debug insns.
7927 (advance_state_on_fence): Debug insns don't start cycles.
7928 (update_boundaries): Take fence as argument. Deal with
7930 (schedule_expr_on_boundary): No full_tidying on debug insns.
7931 (fill_insns): Deal with debug insns.
7932 (track_scheduled_insns_and_blocks): Don't count debug insns.
7933 (need_nop_to_preserve_insn_bb): New, split out of...
7934 (remove_insn_from_stream): ... this.
7935 (fur_orig_expr_not_found): Skip debug insns.
7936 * rtl.def (VALUE): Move up.
7938 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7939 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7940 Set it if debug stmts are found.
7941 (statement_sink_location): Skip debug stmts. Propagate
7942 moving defs into debug stmts.
7943 * ifcvt.c (first_active_insn): Skip debug insns.
7944 (last_active_insns): Likewise.
7945 (cond_exec_process_insns): Likewise.
7946 (noce_process_if_block): Likewise.
7947 (check_cond_move_block): Likewise.
7948 (cond_move_convert_if_block): Likewise.
7949 (block_jumps_and_fallthru_p): Likewise.
7950 (dead_or_predicable): Likewise.
7951 * dwarf2out.c (debug_str_hash_forced): New.
7952 (find_AT_string): Add comment.
7953 (gen_label_for_indirect_string): New.
7954 (get_debug_string_label): New.
7955 (AT_string_form): Use it.
7956 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7957 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7958 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7959 several operations that cannot be represented with DWARF opcodes.
7960 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7961 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7962 (dwarf2out_var_location): Take during-call mark into account.
7963 (output_indirect_string): Update comment. Output if there are
7964 label and references.
7965 (prune_indirect_string): New.
7966 (prune_unused_types): Call it if debug_str_hash_forced.
7967 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7968 (dw_long_long_const): Remove.
7969 (struct dw_val_struct): Change val_long_long type to rtx.
7970 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7971 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7972 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7973 component instead of HOST_BITS_PER_LONG.
7974 (output_loc_operands): Likewise. For const8* assert
7975 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7976 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7977 rather than HOST_BITS_PER_LONG is >= 64.
7978 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7980 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7981 HOST_BITS_PER_LONG for dw_val_class_long_long.
7982 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7983 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7984 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7986 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7987 Handle DW_OP_implicit_value.
7988 (extract_int): Move prototype earlier.
7989 (mem_loc_descriptor): For SUBREG punt if inner
7990 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7991 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7992 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7993 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7994 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7995 instead of Pmode size.
7996 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7997 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7998 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7999 (concat_loc_descriptor, concatn_loc_descriptor,
8000 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8001 (add_location_or_const_value_attribute): Likewise. For single
8002 location loc_lists attempt to use add_const_value_attribute
8003 for constant decls. Add DW_AT_const_value even if
8004 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8006 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8007 (control_flow_insn_p): Likewise.
8008 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8009 (separate_decls_in_region_debug_bind): New.
8010 (separate_decls_in_region): Process debug bind stmts afterwards.
8011 * recog.c (verify_changes): Handle debug insns.
8012 (extract_insn): Likewise.
8013 (peephole2_optimize): Skip debug insns.
8014 * dse.c (scan_insn): Skip debug insns.
8015 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8017 (setup_id_for_insn): Handle debug insns.
8018 (maybe_tidy_empty_bb): Adjust whitespace.
8019 (tidy_control_flow): Skip debug insns.
8020 (sel_remove_insn): Adjust for debug insns.
8021 (sel_estimate_number_of_insns): Skip debug insns.
8022 (create_insn_rtx_from_pattern): Handle debug insns.
8023 (create_copy_of_insn_rtx): Likewise.
8024 * sel-sched-.h (sel_bb_end): Declare.
8025 (sel_bb_empty_or_nop_p): New.
8026 (get_all_loop_exits): Use it.
8027 (_eligible_successor_edge_p): Likewise.
8028 (return_nop_to_pool): Adjust.
8029 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8030 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8031 * gimple-pretty-print.c (dump_gimple_debug): New.
8032 (dump_gimple_stmt): Use it.
8033 (dump_bb_header): Skip gimple debug stmts.
8034 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8035 (fixup_match_2): Likewise.
8036 (regmove_backward_pass): Likewise. Simplify combined
8037 replacement. Handle debug insns.
8038 * function.c (instantiate_virtual_regs): Handle debug insns.
8039 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8040 * print-rtl.h: Include cselib.h.
8041 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8042 * df.h (df_inns_rescan_debug_internal): Declare.
8043 * gcse.c (alloc_hash_table): Estimate n_insns.
8044 (cprop_insn): Don't regard debug insns as changes.
8045 (bypass_conditional_jumps): Skip debug insns.
8046 (one_pre_gcse_pass): Adjust.
8047 (one_code_hoisting_pass): Likewise.
8048 (compute_ld_motion_mems): Skip debug insns.
8049 (one_cprop_pass): Adjust.
8050 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8051 (if_convertible_stmt_p): Handle debug stmts.
8052 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8053 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8054 * ira-build.c (create_bb_allocnos): Skip debug insns.
8055 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8056 (has_single_use): Likewise.
8057 (single_imm_use): Likewise.
8058 (num_imm_uses): Likewise.
8059 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8060 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8061 (create_outofssa_var_map): Likewise.
8062 * lower-subreg.c (adjust_decomposed_uses): New.
8063 (resolve_debug): New.
8064 (decompose_multiword_subregs): Use it.
8065 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8066 * emit-rtl.c: Include params.h.
8067 (cur_debug_insn_uid): Define.
8068 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8069 (copy_rtx_if_shared_1): Handle debug insns.
8070 (reset_used_flags): Likewise.
8071 (set_used_flags): LIkewise.
8072 (get_max_insn_count): New.
8073 (next_nondebug_insn): New.
8074 (prev_nondebug_insn): New.
8075 (make_debug_insn_raw): New.
8076 (emit_insn_before_noloc): Handle debug insns.
8077 (emit_jump_insn_before_noloc): Likewise.
8078 (emit_call_insn_before_noloc): Likewise.
8079 (emit_debug_insn_before_noloc): New.
8080 (emit_insn_after_noloc): Handle debug insns.
8081 (emit_jump_insn_after_noloc): Likewise.
8082 (emit_call_insn_after_noloc): Likewise.
8083 (emit_debug_insn_after_noloc): Likewise.
8084 (emit_insn_after): Take loc from earlier non-debug insn.
8085 (emit_jump_insn_after): Likewise.
8086 (emit_call_insn_after): Likewise.
8087 (emit_debug_insn_after_setloc): New.
8088 (emit_debug_insn_after): New.
8089 (emit_insn_before): Take loc from later non-debug insn.
8090 (emit_jump_insn_before): Likewise.
8091 (emit_call_insn_before): Likewise.
8092 (emit_debug_insn_before_setloc): New.
8093 (emit_debug_insn_before): New.
8094 (emit_insn): Handle debug insns.
8095 (emit_debug_insn): New.
8096 (emit_jump_insn): Handle debug insns.
8097 (emit_call_insn): Likewise.
8099 (init_emit): Take min-nondebug-insn-uid into account.
8100 Initialize cur_debug_insn_uid.
8101 (emit_copy_of_insn_after): Handle debug insns.
8102 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8103 location of single rhs in place.
8104 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8105 (floor_sdiv_adjust): New.
8106 (cell_sdiv_adjust): New.
8107 (cell_udiv_adjust): New.
8108 (round_sdiv_adjust): New.
8109 (round_udiv_adjust): New.
8110 (wrap_constant): Moved from cselib.
8111 (unwrap_constant): New.
8112 (expand_debug_expr): New.
8113 (expand_debug_locations): New.
8114 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8116 (gimple_expand_cfg): Expand debug locations.
8117 * cselib.c: Include tree-pass.h.
8118 (struct expand_value_data): New.
8119 (cselib_record_sets_hook): New.
8120 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8121 (cselib_clear_table): Move, and implemnet in terms of...
8122 (cselib_reset_table_with_next_value): ... this.
8123 (cselib_get_next_unknown_value): New.
8124 (discard_useless_locs): Don't discard preserved values.
8125 (cselib_preserve_value): New.
8126 (cselib_preserved_value_p): New.
8127 (cselib_preserve_definitely): New.
8128 (cselib_clear_preserve): New.
8129 (cselib_preserve_only_values): New.
8130 (new_cselib_val): Take rtx argument. Dump it in details.
8131 (cselib_lookup_mem): Adjust.
8132 (expand_loc): Take regs_active in struct. Adjust. Silence
8133 dumps unless details are requested.
8134 (cselib_expand_value_rtx_cb): New.
8135 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8136 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8137 without details. Copy more subregs. Try to resolve values
8138 using a callback. Wrap constants.
8139 (cselib_subst_to_values): Adjust.
8140 (cselib_log_lookup): New.
8141 (cselib_lookup): Call it.
8142 (cselib_invalidate_regno): Don't count preserved values as useless.
8143 (cselib_invalidate_mem): Likewise.
8144 (cselib_record_set): Likewise.
8145 (struct set): Renamed to cselib_set, moved to cselib.h.
8146 (cselib_record_sets): Adjust. Call hook.
8147 (cselib_process_insn): Reset table when it would be cleared.
8148 (dump_cselib_val): New.
8149 (dump_cselib_table): New.
8150 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8151 (remove_forwarder_block): Support moving debug stmts.
8152 * cselib.h (cselib_record_sets_hook): Declare.
8153 (cselib_expand_callback): New type.
8154 (cselib_expand_value_rtx_cb): Declare.
8155 (cselib_reset_table_with_next_value): Declare.
8156 (cselib_get_next_unknown_value): Declare.
8157 (cselib_preserve_value): Declare.
8158 (cselib_preserved_value_p): Declare.
8159 (cselib_preserve_only_values): Declare.
8160 (dump_cselib_table): Declare.
8161 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8162 (try_crossjump_to_edge): Likewise.
8163 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8164 dominated blocks when debug stmts are present.
8165 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8166 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8167 (set_var_live_on_entry): Likewise.
8168 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8169 * cfglayout.c (curr_location, last_location): Make static.
8170 (set_curr_insn_source_location): Don't avoid bouncing.
8171 (get_curr_insn_source_location): New.
8172 (get_curr_insn_block): New.
8173 (duplicate_insn_chain): Handle debug insns.
8174 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8176 * common.opt (fcompare-debug): Move to sort order.
8177 (fdump-unnumbered-links): Likewise.
8178 (fvar-tracking-assignments): New.
8179 (fvar-tracking-assignments-toggle): New.
8180 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8181 because of debug stmts.
8182 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8183 (eliminate_unnecessary_stmts): Walk dominated blocks before
8185 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8186 * ira.c (memref_used_between_p): Skip debug insns.
8187 (update_equiv_regs): Likewise.
8188 * sched-deps.c (sd_lists_size): Accept empty list.
8189 (sd_init_insn): Mark debug insns.
8190 (sd_finish_insn): Unmark them.
8191 (sd_add_dep): Reject non-debug deps on debug insns.
8192 (fixup_sched_groups): Give debug insns group treatment.
8194 (sched_analyze_reg): Don't mark debug insns for sched before call.
8195 (sched_analyze_2): Handle debug insns.
8196 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8198 (deps_analyze_insn): Handle debug insns.
8199 (deps_start_bb): Skip debug insns.
8200 (init_deps): Initialize last_debug_insn.
8201 * tree-ssa.c (target_for_debug_bind): New.
8202 (find_released_ssa_name): New.
8203 (propagate_var_def_into_debug_stmts): New.
8204 (propagate_defs_into_debug_stmts): New.
8205 (verify_ssa): Skip debug bind stmts without values.
8206 (warn_uninialized_vars): Skip debug stmts.
8207 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8208 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8209 (rtx_equal_p): Likewise.
8210 * ira-costs.c (scan_one_insn): Skip debug insns.
8211 (process_bb_node_for_hard_reg_moves): Likewise.
8212 * rtl.h (DEBUG_INSN_P): New.
8213 (NONDEBUG_INSN_P): New.
8214 (MAY_HAVE_DEBUG_INSNS): New.
8215 (INSN_P): Accept debug insns.
8216 (RTX_FRAME_RELATED_P): Likewise.
8217 (INSN_DELETED_P): Likewise
8218 (PAT_VAR_LOCATION_DECL): New.
8219 (PAT_VAR_LOCATION_LOC): New.
8220 (PAT_VAR_OCATION_STATUS): New.
8221 (NOTE_VAR_LOCATION_DECL): Reimplement.
8222 (NOTE_VAR_LOCATION_LOC): Likewise.
8223 (NOTE_VAR_LOCATION_STATUS): Likewise.
8224 (INSN_VAR_LOCATION): New.
8225 (INSN_VAR_LOCATION_DECL): New.
8226 (INSN_VAR_LOCATION_LOC): New.
8227 (INSN_VAR_LOCATION_STATUS): New.
8228 (gen_rtx_UNKNOWN_VAR_LOC): New.
8229 (VAR_LOC_UNKNOWN_P): New.
8230 (NOTE_DURING_CALL_P): New.
8231 (SCHED_GROUP_P): Accept debug insns.
8232 (emit_debug_insn_before): Declare.
8233 (emit_debug_insn_before_noloc): Declare.
8234 (emit_debug_insn_beore_setloc): Declare.
8235 (emit_debug_insn_after): Declare.
8236 (emit_debug_insn_after_noloc): Declare.
8237 (emit_debug_insn_after_setloc): Declare.
8238 (emit_debug_insn): Declare.
8239 (make_debug_insn_raw): Declare.
8240 (prev_nondebug_insn): Declare.
8241 (next_nondebug_insn): Declare.
8242 (delegitimize_mem_from_attrs): Declare.
8243 (get_max_insn_count): Declare.
8244 (wrap_constant): Declare.
8245 (unwrap_constant): Declare.
8246 (get_curr_insn_source_location): Declare.
8247 (get_curr_insn_block): Declare.
8248 * tree-inline.c (insert_debug_decl_map): New.
8249 (processing_debug_stmt): New.
8250 (remap_decl): Don't create new mappings in debug stmts.
8251 (remap_gimple_op_r): Don't add references in debug stmts.
8252 (copy_tree_body_r): Likewise.
8253 (remap_gimple_stmt): Handle debug bind stmts.
8254 (copy_bb): Skip debug stmts.
8255 (copy_edges_for_bb): Likewise.
8256 (copy_debug_stmt): New.
8257 (copy_debug_stmts): New.
8258 (copy_body): Copy debug stmts at the end.
8259 (insert_init_debug_bind): New.
8260 (insert_init_stmt): Take id. Skip and emit debug stmts.
8261 (setup_one_parameter): Remap variable earlier, register debug mapping.
8262 (estimate_num_insns): Skip debug stmts.
8263 (expand_call_inline): Preserve debug_map.
8264 (optimize_inline_calls): Check for no debug_stmts left-overs.
8265 (unsave_expr_now): Preserve debug_map.
8266 (copy_gimple_seq_and_replace_locals): Likewise.
8267 (tree_function_versioning): Check for no debug_stmts left-overs.
8268 Init and destroy debug_map as needed. Split edges unconditionally.
8269 (build_duplicate_type): Init and destroy debug_map as needed.
8270 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8271 (struct copy_body_data): Add debug_stmts and debug_map.
8272 * sched-int.h (struct ready_list): Add n_debug.
8273 (struct deps): Add last_debug_insn.
8274 (DEBUG_INSN_SCHED_P): New.
8275 (BOUNDARY_DEBUG_INSN_P): New.
8276 (SCHEDULE_DEBUG_INSN_P): New.
8277 (sd_iterator_cond): Accept empty list.
8278 * combine.c (create_log_links): Skip debug insns.
8279 (combine_instructions): Likewise.
8280 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8281 return value is always unshared.
8282 (struct rtx_subst_pair): New.
8283 (auto_adjust_pair): New.
8284 (propagate_for_debug_subst): New.
8285 (propagate_for_debug): New.
8286 (try_combine): Skip debug insns. Propagate removed defs into
8288 (next_nonnote_nondebug_insn): New.
8289 (distribute_notes): Use it. Skip debug insns.
8290 (distribute_links): Skip debug insns.
8291 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8292 * resource.c (mark_target_live_regs): Likewise.
8293 * var-tracking.c: Include cselib.h and target.h.
8294 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8296 (micro_operation_type_name): New.
8297 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8298 (struct micro_operation_def): Update comments.
8299 (decl_or_value): New type. Use instead of decls.
8300 (struct emit_note_data_def): Add vars.
8301 (struct attrs_def): Use decl_or_value.
8302 (struct variable_tracking_info_def): Add permp, flooded.
8303 (struct location_chain_def): Update comment.
8304 (struct variable_part_def): Use decl_or_value.
8305 (struct variable_def): Make var_part a variable length array.
8307 (scratch_regs): New.
8308 (cselib_hook_called): New.
8309 (dv_is_decl_p): New.
8310 (dv_is_value_p): New.
8313 (dv_as_opaque): New.
8314 (dv_onepart_p): New.
8316 (IS_DECL_CODE): New.
8317 (check_value_is_not_decl): New.
8318 (dv_from_decl): New.
8319 (dv_from_value): New.
8320 (dv_htab_hash): New.
8321 (variable_htab_hash): Use it.
8322 (variable_htab_eq): Support values.
8323 (variable_htab_free): Free from the right pool.
8324 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8325 (attrs_list_union): Adjust.
8326 (attrs_list_mpdv_union): New.
8327 (tie_break_pointers): New.
8328 (canon_value_cmp): New.
8329 (unshare_variable): Return possibly-modified slot.
8330 (vars_copy_1): Adjust.
8331 (var_reg_decl_set): Adjust. Split out of...
8332 (var_reg_set): ... this.
8333 (get_init_value): Adjust.
8334 (var_reg_delete_and_set): Adjust.
8335 (var_reg_delete): Adjust.
8336 (var_regno_delete): Adjust.
8337 (var_mem_decl_set): Split out of...
8338 (var_mem_set): ... this.
8339 (var_mem_delete_and_set): Adjust.
8340 (var_mem_delete): Adjust.
8344 (variable_union): Adjust. Speed up merge of 1-part vars.
8345 (variable_canonicalize): Use unshared slot.
8346 (VALUED_RECURSED_INTO): New.
8347 (find_loc_in_1pdv): New.
8348 (struct dfset_merge): New.
8349 (insert_into_intersection): New.
8350 (intersect_loc_chains): New.
8352 (canonicalize_loc_order_check): New.
8353 (canonicalize_values_mark): New.
8354 (canonicalize_values_star): New.
8355 (variable_merge_over_cur): New.
8356 (variable_merge_over_src): New.
8357 (dataflow_set_merge): New.
8358 (dataflow_set_equiv_regs): New.
8359 (remove_duplicate_values): New.
8360 (struct dfset_post_merge): New.
8361 (variable_post_merge_new_vals): New.
8362 (variable_post_merge_perm_vals): New.
8363 (dataflow_post_merge_adjust): New.
8364 (find_mem_expr_in_1pdv): New.
8365 (dataflow_set_preserve_mem_locs): New.
8366 (dataflow_set_remove_mem_locs): New.
8367 (dataflow_set_clear_at_call): New.
8368 (onepart_variable_different_p): New.
8369 (variable_different_p): Use it.
8370 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8371 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8373 (track_loc_p): Pass it true.
8374 (struct count_use_info): New.
8375 (find_use_val): New.
8376 (replace_expr_with_values): New.
8378 (use_type): New, partially split out of...
8379 (count_uses): ... this. Count new micro-ops.
8380 (count_uses_1): Adjust.
8381 (count_stores): Adjust.
8382 (count_with_sets): New.
8383 (VAL_NEEDS_RESOLUTION): New.
8384 (VAL_HOLDS_TRACK_EXPR): New.
8385 (VAL_EXPR_IS_COPIED): New.
8386 (VAL_EXPR_IS_CLOBBERED): New.
8387 (add_uses): Adjust. Generate new micro-ops.
8388 (add_uses_1): Adjust.
8389 (add_stores): Generate new micro-ops.
8390 (add_with_sets): New.
8391 (find_src_status): Adjust.
8392 (find_src_set_src): Adjust.
8393 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8394 Handle new micro-ops. Canonicalize value equivalances.
8395 (vt_find_locations): Compute total size of hash tables for
8396 dumping. Perform merge for var-tracking-assignments. Don't
8397 disregard single-block loops.
8398 (dump_attrs_list): Handle decl_or_value.
8399 (dump_variable): Take variable. Deal with decl_or_value.
8400 (dump_variable_slot): New.
8401 (dump_vars): Use it.
8402 (dump_dataflow_sets): Adjust.
8403 (set_slot_part): New, extended to support one-part variables
8404 after splitting out of...
8405 (set_variable_part): ... this.
8406 (clobber_slot_part): New, split out of...
8407 (clobber_variable_part): ... this.
8408 (delete_slot_part): New, split out of...
8409 (delete_variable_part): .... this.
8410 (check_wrap_constant): New.
8411 (vt_expand_loc_callback): New.
8412 (vt_expand_loc): New.
8413 (emit_note_insn_var_location): Adjust. Handle values. Handle
8414 EMIT_NOTE_AFTER_CALL_INSN.
8415 (emit_notes_for_differences_1): Adjust. Handle values.
8416 (emit_notes_for_differences_2): Likewise.
8417 (emit_notes_for_differences): Adjust.
8418 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8419 Adjust. Handle new micro-ops.
8420 (vt_add_function_parameters): Adjust. Create and bind values.
8421 (vt_initialize): Adjust. Initialize scratch_regs and
8422 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8423 operations. Move some code to count_with_sets and add_with_sets.
8424 (delete_debug_insns): New.
8425 (vt_debug_insns_local): New.
8426 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8428 (var_tracking_main): If var-tracking-assignments is enabled
8429 but var-tracking isn't, delete debug insns and leave. Likewise
8430 if we exceed limits or fail the stack adjustments tests, and
8431 after all var-tracking processing.
8432 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8433 (dataflow_set): Add traversed_vars.
8434 (value_chain, const_value_chain): New typedefs.
8435 (value_chain_pool, value_chains): New variables.
8436 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8437 add_value_chains, add_cselib_value_chains, remove_value_chain,
8438 remove_value_chains, remove_cselib_value_chains): New functions.
8439 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8440 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8442 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8443 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8444 (dst_can_be_shared): New variable.
8445 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8446 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8447 different from set->vars, look up slot again instead of using the
8449 (dataflow_set_init): Initialize traversed_vars.
8450 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8451 lookup if set->vars is shared. Don't keep slot cleared before
8452 calling unshare_variable. Unshare set->vars if needed. Adjust
8453 unshare_variable callers. Clear dst_can_be_shared if needed.
8454 Even ->refcount == 1 vars must be unshared if set->vars is shared
8455 and var needs to be modified.
8456 (dataflow_set_union): Set traversed_vars during canonicalization.
8457 (VALUE_CHANGED, DECL_CHANGED): Define.
8458 (set_dv_changed, dv_changed_p): New static inlines.
8459 (track_expr_p): Clear DECL_CHANGED.
8460 (dump_dataflow_sets): Set it.
8461 (variable_was_changed): Call set_dv_changed.
8462 (emit_note_insn_var_location): Likewise.
8463 (changed_variables_stack): New variable.
8464 (check_changed_vars_1, check_changed_vars_2): New functions.
8465 (emit_notes_for_changes): Do nothing if changed_variables is
8466 empty. Traverse changed_variables with check_changed_vars_1,
8467 call check_changed_vars_2 on each changed_variables_stack entry.
8468 (emit_notes_in_bb): Add SET argument. Just clear it at the
8469 beginning, use it instead of local &set, don't destroy it at the end.
8470 (vt_emit_notes): Call dataflow_set_clear early on all
8471 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8472 computed set, dataflow_set_clear also VTI(bb)->in when we are
8473 done with the basic block. Initialize changed_variables_stack,
8474 free it afterwards. If ENABLE_CHECKING verify that after noting
8475 differences to an empty set value_chains hash table is empty.
8476 (vt_initialize): Initialize value_chains and value_chain_pool.
8477 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8478 (variable_tracking_main): Call dump_dataflow_sets before calling
8479 vt_emit_notes, not after it.
8480 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8481 (propagate_var_def_into_debug_stmts): Declare.
8482 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8483 (df_set_note): Reject debug insns.
8484 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8485 add notes to debug insns.
8486 (df_note_bb_compute): Adjust. Likewise.
8487 (df_simulate_uses): Skip debug insns.
8488 (df_simulate_initialize_backwards): Likewise.
8489 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8490 (subst_stack_regs_pat): Reject debug insns.
8491 (convert_regs_1): Handle debug insns.
8492 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8493 (print-rtl.o): Depend on cselib.h.
8494 (cselib.o): Depend on TREE_PASS_H.
8495 (var-tracking.o): Depend on cselib.h and TARGET_H.
8496 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8497 (init_ready_list): Skip boundary debug insns.
8498 (add_branch_dependences): Skip debug insns.
8499 (free_block_dependencies): Check for blocks with only debug insns.
8500 (compute_priorities): Likewise.
8501 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8502 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8504 (gimple_build_debug_bind_stat): New.
8505 (empty_body_p): Skip debug stmts.
8506 (gimple_has_side_effects): Likewise.
8507 (gimple_rhs_has_side_effects): Likewise.
8508 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8509 (gimple_build_debug_bind_stat): Declare.
8510 (gimple_build_debug_bind): Define.
8511 (is_gimple_debug): New.
8512 (gimple_debug_bind_p): New.
8513 (gimple_debug_bind_get_var): New.
8514 (gimple_debug_bind_get_value): New.
8515 (gimple_debug_bind_get_value_ptr): New.
8516 (gimple_debug_bind_set_var): New.
8517 (gimple_debug_bind_set_value): New.
8518 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8519 (gimple_debug_bind_reset_value): New.
8520 (gimple_debug_bind_has_value_p): New.
8521 (gsi_next_nondebug): New.
8522 (gsi_prev_nondebug): New.
8523 (gsi_start_nondebug_bb): New.
8524 (gsi_last_nondebug_bb): New.
8525 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8526 (print_insn): Handle DEBUG_INSN.
8527 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8528 of first insn prevail.
8529 (first_stmt): Skip debug stmts.
8530 (first_non_label_stmt): Likewise.
8531 (last_stmt): Likewise.
8532 (has_zero_uses_1): New.
8533 (single_imm_use_1): New.
8534 (verify_gimple_debug): New.
8535 (verify_types_in_gimple_stmt): Handle debug stmts.
8536 (verify_stmt): Likewise.
8537 (debug_loop_num): Skip debug stmts.
8538 (remove_edge_and_dominated_blocks): Remove dominators last.
8539 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8540 (linearize_expr): Likewise.
8541 * config/i386/i386.c (ix86_delegitimize_address): Call
8542 default implementation.
8543 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8544 (group_barrier_needed): Skip debug insns.
8545 (emit_insn_group_barriers): Likewise.
8546 (emit_all_insn_group_barriers): Likewise.
8547 (ia64_variable_issue): Handle debug insns.
8548 (ia64_dfa_new_cycle): Likewise.
8549 (final_emit_insn_group_barriers): Skip debug insns.
8550 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8551 def cfa without frame.
8552 (process_set): Likewise.
8553 (process_for_unwind_directive): Pass frame on.
8554 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8555 (rs6000_delegitimize_address): New.
8556 (rs6000_debug_adjust_cost): Handle debug insns.
8557 (is_microcoded_insn): Likewise.
8558 (is_cracked_insn): Likewise.
8559 (is_nonpipeline_insn): Likewise.
8560 (insn_must_be_first_in_group): Likewise.
8561 (insn_must_be_last_in_group): Likewise.
8562 (force_new_group): Likewise.
8563 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8564 contains only debug insns.
8565 (rtl_merge_blocks): Skip debug insns.
8566 (purge_dead_edges): Likewise.
8567 (rtl_block_ends_with_call_p): Skip debug insns.
8568 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8569 (mark_reg_dependencies): Skip debug insns.
8570 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8571 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8572 * tree-ssa-threadedge.c
8573 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8574 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8575 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8576 (copyprop_hardreg_forward_1): Handle debug insns.
8577 * reload1.c (reload): Skip debug insns. Replace unassigned
8578 pseudos in debug insns with their equivalences.
8579 (eliminate_regs_in_insn): Skip debug insns.
8580 (emit_input_reload_insns): Skip debug insns at first, adjust
8582 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8583 (get_indirect_ref_operands): Pass opf_no_vops on.
8584 (get_expr_operands): Likewise. Skip debug stmts.
8585 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8587 2009-09-01 Richard Henderson <rth@redhat.com>
8589 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8590 stmt_ends_pp_p statements at least once.
8591 * tree-vrp.c (vrp_initialize): Likewise.
8592 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8594 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8597 Fix AIX bootstrap after PR debug/30161
8598 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8599 that is a GNU extension.
8600 (tmpl_value_parm_die_table): Move the definition of this global
8601 outside #ifdef DWARF2_DEBUGGING_INFO region.
8603 2009-09-01 Richard Guenther <rguenther@suse.de>
8605 * tree.c (tree_expr_size): New function.
8606 * tree.h (tree_expr_size): Declare.
8607 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8608 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8609 * langhooks.c (lhd_expr_size): Remove.
8610 * langhooks.h (struct lang_hooks): Remove expr_size.
8611 * explow.c (expr_size): Use tree_expr_size.
8612 (int_expr_size): Likewise.
8613 * langhooks-def.h (lhd_expr_size): Remove.
8614 (LANG_HOOKS_EXPR_SIZE): Likewise.
8615 (LANG_HOOKS_INITIALIZER): Adjust.
8617 2009-09-01 Richard Guenther <rguenther@suse.de>
8619 * tree-flow.h (mark_addressable): Move declaration ...
8620 * tree.h (mark_addressable): ... here.
8621 * stmt.c (expand_asm_operands): Use mark_addressable, not
8622 lang_hooks.mark_addressable.
8623 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8624 LANG_HOOKS_MARK_ADDRESSABLE.
8625 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8626 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8628 2009-08-31 Chris Demetriou <cgd@google.com>
8630 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8631 vectorize if not TARGET_SSE2.
8633 2009-08-31 DJ Delorie <dj@redhat.com>
8635 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8636 registers if no coprocessor is enabled.
8638 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8641 * cgraph.h (cgraph_get_node): Declare ...
8642 * cgraph.c (cgraph_get_node): ... new function.
8643 * dwarf2out.c (gen_generic_params_dies,
8644 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8645 make_ith_pack_parameter_name,
8646 append_entry_to_tmpl_value_parm_die_table,
8647 gen_remaining_tmpl_value_param_die_attribute): New functions.
8648 (gen_subprogram_die): Generate debug info for template parameters
8649 if debug info level is higher than DINFO_LEVEL_TERSE.
8650 Use tree_add_const_value_attribute_for_decl instead of
8651 tree_add_const_value_attribute.
8652 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8653 instead of tree_add_const_value_attribute.
8654 (gen_struct_or_union_type_die): Generate debug
8655 info for template parameters if debug info level is higher than
8657 (tree_add_const_value_attribute): Handle integral and pointer
8658 constants. Update comment.
8659 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8660 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8661 (reference_to_unused): Fix thinko. Remove redundant predicates from
8663 (tree_add_const_value_attribute): Make this work for constant
8665 tree_add_const_value_attribute_for_decl is to be used for variable
8667 (add_location_or_const_value_attribute): Use
8668 tree_add_const_value_attribute_for_decl now.
8669 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8670 DW_TAG_template_value_param DIEs after function DIEs have been
8672 * langhooks.h (lang_hooks_for_types): Add
8673 get_argument_pack_elems.
8674 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8675 (lang_hooks): Added get_innermost_generic_parms,
8676 get_innermost_generic_args.
8677 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8678 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8679 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8680 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8682 2009-08-31 DJ Delorie <dj@redhat.com>
8684 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8685 it once we start generating the prologue or epilogue.
8686 (mep_call_saves_register): If the frame is locked, re-use
8688 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8689 (mep_expand_prologue): Call it.
8690 (mep_expand_epilogue): Likewise.
8691 (mep_start_function): Use the same logic as mep_expand_prologue.
8692 (mep_pass_by_reference): Make logic more readable.
8693 (mep_return_in_memory): Zero-sized objects are passed in memory.
8694 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8696 2009-08-31 Richard Guenther <rguenther@suse.de>
8698 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8699 to query if the memory regions for memmove overlap.
8700 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8701 asserts on pointers, instead deal with odd trees.
8702 (ptr_derefs_may_alias_p): Likewise.
8703 (refs_may_alias_p_1): Constructor bases also never alias.
8705 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8707 * doc/install.texi (Final install): Adjust reference on where to
8708 order printed manuals.
8710 2009-08-30 Olivier Hainque <hainque@adacore.com>
8712 * dwarf2out.c (switch_to_frame_table_section): Move
8713 definition prior to first use.
8715 2009-08-30 Richard Guenther <rguenther@suse.de>
8717 PR tree-optimization/41186
8718 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8719 (ao_ref_init_from_ptr_and_size): New function.
8720 (ref_maybe_used_by_call_p_1): Be more precise tracking
8721 used ranges for builtin functions.
8722 (ref_maybe_used_by_call_p): Adjust.
8723 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8724 ranges for builtin functions.
8725 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8727 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8730 * fwprop.c (get_reg_use_in): Delete.
8731 (free_load_extend): New function.
8732 (forward_propagate_subreg): Use it.
8734 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8736 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8738 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8741 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8744 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8746 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8747 fini or fini_array section.
8749 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8751 * graphite-dependences.c (graphite_legal_transform_bb): Call
8752 pbb_remove_duplicate_pdrs.
8753 * graphite-poly.c (can_collapse_pdr): Removed.
8754 (pdr_find_duplicate): Removed.
8755 (can_collapse_pdrs): New.
8756 (pbb_remove_duplicate_pdrs): New.
8757 (new_poly_dr): Do not look for duplicates.
8758 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8759 (PBB_PDR_DUPLICATES_REMOVED): New.
8760 (pbb_remove_duplicate_pdrs): Declared.
8762 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8764 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8765 the strides by multiplying by PDR_NB_REFS.
8766 * graphite-poly.c (can_collapse_pdr): New.
8767 (pdr_find_duplicate): New.
8768 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8769 Initialize PDR_NB_REFS.
8770 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8772 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8777 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8782 * graphite-dependences.c (pddr_original_scattering): Return NULL
8783 for read-read dependence relations.
8784 * graphite-poly.h (enum poly_dr_type): Fix comment.
8787 (pdr_may_write_p): New.
8789 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8791 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8792 (struct poly_dr): Same.
8793 (new_poly_dr): Same.
8794 * graphite-poly.c (new_poly_dr): Same.
8795 * graphite-dependences.c (dot_deps): Disable call to system.
8797 2009-08-28 Cary Coutant <ccoutant@google.com>
8800 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8801 struct/union/enum types local to a function.
8803 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8804 Sebastian Pop <sebastian.pop@amd.com>
8806 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8807 pbb_strip_mine_time_depth. Changed the implementation so that
8808 transformation is expressed as a transformation on
8809 time (scatttering) dimensions. Also, ensures that the 2d+1
8810 scheduling format is preserved.
8811 (pbb_strip_mine_profitable_p): Profitability is based on the
8812 iteration number of a given time (scattering) dimension,
8813 and not on a original loop depth dimension.
8814 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8815 (pbb_do_strip_mine): Call psct_dynamic_dim.
8816 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8817 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8818 (pbb_nb_dynamic_scattering_transform): New.
8819 (psct_dynamic_dim): New.
8821 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8823 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8824 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8825 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8826 * graphite-interchange.c (build_linearized_memory_access): Same.
8827 (memory_stride_in_loop): Same.
8829 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8831 * graphite-dependences.c (pddr_original_scattering): New.
8832 (graphite_legal_transform_dr): Call pddr_original_scattering.
8835 * graphite-dependences.h (dot_deps): Declared.
8836 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8837 (print_pdr): Print PDR_ID.
8838 * graphite-poly.h (struct poly_dr): Add field id.
8841 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8845 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8846 not delete the original dependence relation.
8848 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8850 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8851 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8852 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8853 (free_poly_ddr): New.
8854 (pddr_is_empty): New.
8855 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8856 (dependence_polyhedron): Same. Remove useless gcc_assert.
8858 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8859 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8860 * graphite-dependences.h (enum poly_dependence_kind): New.
8861 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8862 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8863 (PDRP_SINK): Renamed PDDR_SINK.
8864 (PDRP_DDP): Renamed PDDR_DDP.
8866 (free_poly_ddr): Declared.
8867 * graphite-poly.c (new_scop): Use the new hash function names.
8868 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8869 into original_pddrs.
8870 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8872 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8874 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8875 bounds with LT_EXPR to make niter analysis more precise on code
8876 generated by Graphite.
8878 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8880 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8881 (graphite_legal_transform_bb): Same.
8882 (poly_drs_may_alias_p): Same.
8884 2009-08-28 Richard Guenther <rguenther@suse.de>
8886 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8888 2009-08-28 Jan Beulich <jbeulich@novell.com>
8890 * config/i386/netware.c: Include langhooks.h.
8891 (i386_nlm_encode_section_info): Simplify.
8892 (netware_override_options): Delete.
8893 * config/i386/netware.h (netware_override_options): Delete
8895 (OVERRIDE_OPTIONS): Delete definition.
8896 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8897 (ASM_COMMENT_START): Define.
8898 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8900 2009-08-28 Jan Beulich <jbeulich@novell.com>
8902 * configure.ac: For in-tree ld, do a plain version check to
8903 determine whether comdat groups are supported.
8904 * configure: Regenerate.
8906 2009-08-28 Olivier Hainque <hainque@adacore.com>
8908 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8909 always defined. Reflect definition or absence of such for
8910 COLLECT_EXPORT_LIST. Readability helper.
8911 (scanfilter): New enum, to help control what symbols
8912 are to be considered or ignored by scan_prog_file.
8913 (enum pass): Rename as "scanpass", moved together with scanfilter
8914 prior to scan_prog_file's prototype.
8915 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8916 Group prototype with the scanpass/scanfilter definitions, factorize
8917 head comments for the several implementations at the prototype.
8918 (main): Reorganize the first pass link control to let AIX
8919 drag only the needed frame tables in executables. Prevent
8920 frame tables collection during the scan aimed at static ctors.
8921 Pre-link and scan for frame tables later to compensate.
8922 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8923 A C statement to issue assembly directives that create a reference
8924 to the given DWARF table identifier label from the current function
8926 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8927 to differentiate first time section entry. Only emit a .data
8928 tables start identifier label the first time around.
8929 (switch_to_frame_table_section): New function. Helper for
8930 output_call_frame_info to switch possibly BACK into the eh_frame
8931 or the debug_frame section depending on FOR_EH.
8932 (output_call_frame_info): Use helper to first enter the proper
8934 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8935 emit a link to the frame table start label from each function
8937 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8938 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8939 * config/rs6000/rs6000-protos.h: Declare it.
8940 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8942 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8944 * config/sh/sh.c (split_branches): Check the result of
8947 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8949 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8950 using -pthread -fopenmp
8952 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8954 * doc/service.texi (service directory): Update URL.
8956 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8958 PR rtl-optimization/40861
8959 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8960 extract word from a multi-word subreg for negative byte positions.
8962 2009-08-27 Tristan Gingold <gingold@adacore.com>
8963 Douglas B Rupp <rupp@gnat.com>
8965 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8966 (SECTION_VMS_OVERLAY): Define.
8967 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8969 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8971 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8972 common_object declarations.
8973 (ia64_section_type_flags): Set section flag for common_object.
8974 * config/ia64/ia64-protos.h
8975 (ia64_vms_output_aligned_decl_common): Declare.
8976 (ia64_vms_elf_asm_named_section): Declare.
8978 2009-08-27 Michael Matz <matz@suse.de>
8980 * expr.c (expand_expr_real_2): New function taking exploded
8981 unary or binary expression, split out from ...
8982 (expand_expr_real_1): ... here. Move over all unary/binary
8983 switch parts to above function, in particular these codes:
8984 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8985 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8986 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8987 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8988 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8989 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8990 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8991 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8992 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8993 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8994 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8995 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8996 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8997 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8998 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8999 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9000 VEC_PACK_FIX_TRUNC_EXPR.
9001 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9004 2009-08-27 Richard Guenther <rguenther@suse.de>
9006 * gengtype.c (main): Handle uint64_t.
9007 * ipa-utils.c (get_base_var): Indent properly.
9008 * tree-ssa-live.c (debug_scope_block): New function.
9009 * tree-flow.h (debug_scope_block): Declare.
9010 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9011 * basic-block.h (enum profile_status): Rename to
9012 enum profile_status_d.
9013 (x_profile_status): Adjust type.
9015 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9018 * dwarf2out.c (get_context_die): Declare this static function.
9019 (gen_type_die_with_usage): Make sure a DIE is a generated for
9020 the context of a typedef.
9022 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9024 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9027 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9029 * config/mips/mips-protos.h (mips_output_sync): Declare.
9030 (mips_sync_loop_insns): Likewise.
9031 (mips_output_sync_loop): Replace first two parameters with an rtx.
9032 * config/mips/mips.c (mips_multi_member): New structure.
9033 (mips_multi_members): New variable.
9034 (mips_multi_start): New function.
9035 (mips_multi_add): Likewise.
9036 (mips_multi_add_insn): Likewise.
9037 (mips_multi_add_label): Likewise.
9038 (mips_multi_last_index): Likewise.
9039 (mips_multi_copy_insn): Likewise.
9040 (mips_multi_set_operand): Likewise.
9041 (mips_multi_write): Likewise.
9042 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9043 (mips_init_print_operand_punct): Update accordingly.
9044 (mips_start_ll_sc_sync_block): New function.
9045 (mips_end_ll_sc_sync_block): Likewise.
9046 (mips_output_sync): Likewise.
9047 (mips_sync_insn1_template): Likewise.
9048 (mips_sync_insn2_template): Likewise.
9049 (mips_get_sync_operand): Likewise.
9050 (mips_process_sync_loop): Likewise.
9051 (mips_output_sync_loop): Use mips_process_sync_loop.
9052 (mips_sync_loop_insns): New function.
9053 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9054 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9055 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9056 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9057 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9058 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9059 (MIPS_SYNC_OLD_OP_12): Likewise.
9060 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9061 (MIPS_SYNC_NEW_OP_12): Likewise.
9062 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9063 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9064 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9065 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9066 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9067 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9068 * config/mips/mips.md (sync_mem): New attribute.
9069 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9070 (sync_exclusive_mask, sync_required_oldval): Likewise.
9071 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9072 (sync_release_barrier): Likewise.
9073 (length): Handle sync loops.
9074 (sync): Use mips_output_sync.
9075 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9076 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9077 and use mips_output_sync_loop.
9078 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9079 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9080 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9081 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9082 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9083 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9084 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9085 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9086 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9088 2009-08-26 Richard Guenther <rguenther@suse.de>
9091 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9092 the types to not match.
9093 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9095 * tree-ssa.c (useless_type_conversion_p): Conversions to
9096 pointers to unprototyped functions are useless.
9098 2009-08-26 Richard Guenther <rguenther@suse.de>
9100 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9101 whole-program condition, prepare to be called for non-globals.
9102 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9103 params build a representative with known type and track its fields.
9105 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9107 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9108 clearing by a taken branch.
9109 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9110 effectively after bbro pass.
9111 (sync_nand<mode>): Ditto.
9112 (sync_old_<fetchop_name><mode>): Ditto.
9113 (sync_old_nand<mode>): Ditto.
9114 (sync_new_<fetchop_name><mode>): Dito.
9115 (sync_new_nand<mode>): Ditto.
9116 (sync_compare_and_swap<mode>_1): Ditto.
9117 (*sync_compare_and_swap<mode>): Ditto.
9118 (sync_lock_test_and_set<mode>_1): Ditto.
9119 ("sync_lock_test_and_set<mode>): Ditto.
9121 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9123 * hwint.h (HOST_LONG_FORMAT): New macro
9124 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9125 Use HOST_PTR_PRINTF.
9126 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9127 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9128 (HOST_PTR_PRINTF): Document.
9130 2009-08-25 Jan Hubicka <jh@suse.cz>
9132 * config/i386/bmmintrin.h: Replace by #error.
9135 Michael Meissner <michael.meissner@amd.com>
9136 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9137 Tony Linthicum <tony.linthicum@amd.com>
9139 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9140 (TARGET_ROUND): New macro for the round/ptest instructions which
9141 are shared between SSE4.1 and SSE5.
9142 (OPTION_MASK_ISA_ROUND): Ditto.
9143 (OPTION_ISA_ROUND): Ditto.
9144 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9145 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9147 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9148 (-mfused-madd): New switch to give users control over whether the
9149 compiler optimizes to use the multiply/add SSE5 instructions.
9151 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9152 (ix86_handle_option): Turn off 3dnow if -msse5.
9153 (override_options): Add SSE5 support.
9154 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9156 (ix86_expand_sse_movcc): Add SSE5 support.
9157 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9158 vector type to the next largest size.
9159 (ix86_expand_sse5_pack): New function to use pperm to pack a
9160 vector type to the next smallest size.
9161 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9162 (IX86_BUILTIN_FMADDSD): Ditto.
9163 (IX86_BUILTIN_FMADDPS): Ditto.
9164 (IX86_BUILTIN_FMADDPD): Ditto.
9165 (IX86_BUILTIN_FMSUBSS): Ditto.
9166 (IX86_BUILTIN_FMSUBSD): Ditto.
9167 (IX86_BUILTIN_FMSUBPS): Ditto.
9168 (IX86_BUILTIN_FMSUBPD): Ditto.
9169 (IX86_BUILTIN_FNMADDSS): Ditto.
9170 (IX86_BUILTIN_FNMADDSD): Ditto.
9171 (IX86_BUILTIN_FNMADDPS): Ditto.
9172 (IX86_BUILTIN_FNMADDPD): Ditto.
9173 (IX86_BUILTIN_FNMSUBSS): Ditto.
9174 (IX86_BUILTIN_FNMSUBSD): Ditto.
9175 (IX86_BUILTIN_FNMSUBPS): Ditto.
9176 (IX86_BUILTIN_FNMSUBPD): Ditto.
9177 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9178 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9179 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9180 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9181 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9182 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9183 (IX86_BUILTIN_PPERM): Ditto.
9184 (IX86_BUILTIN_PERMPS): Ditto.
9185 (IX86_BUILTIN_PERMPD): Ditto.
9186 (IX86_BUILTIN_PMACSSWW): Ditto.
9187 (IX86_BUILTIN_PMACSWW): Ditto.
9188 (IX86_BUILTIN_PMACSSWD): Ditto.
9189 (IX86_BUILTIN_PMACSWD): Ditto.
9190 (IX86_BUILTIN_PMACSSDD): Ditto.
9191 (IX86_BUILTIN_PMACSDD): Ditto.
9192 (IX86_BUILTIN_PMACSSDQL): Ditto.
9193 (IX86_BUILTIN_PMACSSDQH): Ditto.
9194 (IX86_BUILTIN_PMACSDQL): Ditto.
9195 (IX86_BUILTIN_PMACSDQH): Ditto.
9196 (IX86_BUILTIN_PMADCSSWD): Ditto.
9197 (IX86_BUILTIN_PMADCSWD): Ditto.
9198 (IX86_BUILTIN_PHADDBW): Ditto.
9199 (IX86_BUILTIN_PHADDBD): Ditto.
9200 (IX86_BUILTIN_PHADDBQ): Ditto.
9201 (IX86_BUILTIN_PHADDWD): Ditto.
9202 (IX86_BUILTIN_PHADDWQ): Ditto.
9203 (IX86_BUILTIN_PHADDDQ): Ditto.
9204 (IX86_BUILTIN_PHADDUBW): Ditto.
9205 (IX86_BUILTIN_PHADDUBD): Ditto.
9206 (IX86_BUILTIN_PHADDUBQ): Ditto.
9207 (IX86_BUILTIN_PHADDUWD): Ditto.
9208 (IX86_BUILTIN_PHADDUWQ): Ditto.
9209 (IX86_BUILTIN_PHADDUDQ): Ditto.
9210 (IX86_BUILTIN_PHSUBBW): Ditto.
9211 (IX86_BUILTIN_PHSUBWD): Ditto.
9212 (IX86_BUILTIN_PHSUBDQ): Ditto.
9213 (IX86_BUILTIN_PROTB): Ditto.
9214 (IX86_BUILTIN_PROTW): Ditto.
9215 (IX86_BUILTIN_PROTD): Ditto.
9216 (IX86_BUILTIN_PROTQ): Ditto.
9217 (IX86_BUILTIN_PROTB_IMM): Ditto.
9218 (IX86_BUILTIN_PROTW_IMM): Ditto.
9219 (IX86_BUILTIN_PROTD_IMM): Ditto.
9220 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9221 (IX86_BUILTIN_PSHLB): Ditto.
9222 (IX86_BUILTIN_PSHLW): Ditto.
9223 (IX86_BUILTIN_PSHLD): Ditto.
9224 (IX86_BUILTIN_PSHLQ): Ditto.
9225 (IX86_BUILTIN_PSHAB): Ditto.
9226 (IX86_BUILTIN_PSHAW): Ditto.
9227 (IX86_BUILTIN_PSHAD): Ditto.
9228 (IX86_BUILTIN_PSHAQ): Ditto.
9229 (IX86_BUILTIN_FRCZSS): Ditto.
9230 (IX86_BUILTIN_FRCZSD): Ditto.
9231 (IX86_BUILTIN_FRCZPS): Ditto.
9232 (IX86_BUILTIN_FRCZPD): Ditto.
9233 (IX86_BUILTIN_CVTPH2PS): Ditto.
9234 (IX86_BUILTIN_CVTPS2PH): Ditto.
9235 (IX86_BUILTIN_COMEQSS): Ditto.
9236 (IX86_BUILTIN_COMNESS): Ditto.
9237 (IX86_BUILTIN_COMLTSS): Ditto.
9238 (IX86_BUILTIN_COMLESS): Ditto.
9239 (IX86_BUILTIN_COMGTSS): Ditto.
9240 (IX86_BUILTIN_COMGESS): Ditto.
9241 (IX86_BUILTIN_COMUEQSS): Ditto.
9242 (IX86_BUILTIN_COMUNESS): Ditto.
9243 (IX86_BUILTIN_COMULTSS): Ditto.
9244 (IX86_BUILTIN_COMULESS): Ditto.
9245 (IX86_BUILTIN_COMUGTSS): Ditto.
9246 (IX86_BUILTIN_COMUGESS): Ditto.
9247 (IX86_BUILTIN_COMORDSS): Ditto.
9248 (IX86_BUILTIN_COMUNORDSS): Ditto.
9249 (IX86_BUILTIN_COMFALSESS): Ditto.
9250 (IX86_BUILTIN_COMTRUESS): Ditto.
9251 (IX86_BUILTIN_COMEQSD): Ditto.
9252 (IX86_BUILTIN_COMNESD): Ditto.
9253 (IX86_BUILTIN_COMLTSD): Ditto.
9254 (IX86_BUILTIN_COMLESD): Ditto.
9255 (IX86_BUILTIN_COMGTSD): Ditto.
9256 (IX86_BUILTIN_COMGESD): Ditto.
9257 (IX86_BUILTIN_COMUEQSD): Ditto.
9258 (IX86_BUILTIN_COMUNESD): Ditto.
9259 (IX86_BUILTIN_COMULTSD): Ditto.
9260 (IX86_BUILTIN_COMULESD): Ditto.
9261 (IX86_BUILTIN_COMUGTSD): Ditto.
9262 (IX86_BUILTIN_COMUGESD): Ditto.
9263 (IX86_BUILTIN_COMORDSD): Ditto.
9264 (IX86_BUILTIN_COMUNORDSD): Ditto.
9265 (IX86_BUILTIN_COMFALSESD): Ditto.
9266 (IX86_BUILTIN_COMTRUESD): Ditto.
9267 (IX86_BUILTIN_COMEQPS): Ditto.
9268 (IX86_BUILTIN_COMNEPS): Ditto.
9269 (IX86_BUILTIN_COMLTPS): Ditto.
9270 (IX86_BUILTIN_COMLEPS): Ditto.
9271 (IX86_BUILTIN_COMGTPS): Ditto.
9272 (IX86_BUILTIN_COMGEPS): Ditto.
9273 (IX86_BUILTIN_COMUEQPS): Ditto.
9274 (IX86_BUILTIN_COMUNEPS): Ditto.
9275 (IX86_BUILTIN_COMULTPS): Ditto.
9276 (IX86_BUILTIN_COMULEPS): Ditto.
9277 (IX86_BUILTIN_COMUGTPS): Ditto.
9278 (IX86_BUILTIN_COMUGEPS): Ditto.
9279 (IX86_BUILTIN_COMORDPS): Ditto.
9280 (IX86_BUILTIN_COMUNORDPS): Ditto.
9281 (IX86_BUILTIN_COMFALSEPS): Ditto.
9282 (IX86_BUILTIN_COMTRUEPS): Ditto.
9283 (IX86_BUILTIN_COMEQPD): Ditto.
9284 (IX86_BUILTIN_COMNEPD): Ditto.
9285 (IX86_BUILTIN_COMLTPD): Ditto.
9286 (IX86_BUILTIN_COMLEPD): Ditto.
9287 (IX86_BUILTIN_COMGTPD): Ditto.
9288 (IX86_BUILTIN_COMGEPD): Ditto.
9289 (IX86_BUILTIN_COMUEQPD): Ditto.
9290 (IX86_BUILTIN_COMUNEPD): Ditto.
9291 (IX86_BUILTIN_COMULTPD): Ditto.
9292 (IX86_BUILTIN_COMULEPD): Ditto.
9293 (IX86_BUILTIN_COMUGTPD): Ditto.
9294 (IX86_BUILTIN_COMUGEPD): Ditto.
9295 (IX86_BUILTIN_COMORDPD): Ditto.
9296 (IX86_BUILTIN_COMUNORDPD): Ditto.
9297 (IX86_BUILTIN_COMFALSEPD): Ditto.
9298 (IX86_BUILTIN_COMTRUEPD): Ditto.
9299 (IX86_BUILTIN_PCOMEQUB): Ditto.
9300 (IX86_BUILTIN_PCOMNEUB): Ditto.
9301 (IX86_BUILTIN_PCOMLTUB): Ditto.
9302 (IX86_BUILTIN_PCOMLEUB): Ditto.
9303 (IX86_BUILTIN_PCOMGTUB): Ditto.
9304 (IX86_BUILTIN_PCOMGEUB): Ditto.
9305 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9306 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9307 (IX86_BUILTIN_PCOMEQUW): Ditto.
9308 (IX86_BUILTIN_PCOMNEUW): Ditto.
9309 (IX86_BUILTIN_PCOMLTUW): Ditto.
9310 (IX86_BUILTIN_PCOMLEUW): Ditto.
9311 (IX86_BUILTIN_PCOMGTUW): Ditto.
9312 (IX86_BUILTIN_PCOMGEUW): Ditto.
9313 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9314 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9315 (IX86_BUILTIN_PCOMEQUD): Ditto.
9316 (IX86_BUILTIN_PCOMNEUD): Ditto.
9317 (IX86_BUILTIN_PCOMLTUD): Ditto.
9318 (IX86_BUILTIN_PCOMLEUD): Ditto.
9319 (IX86_BUILTIN_PCOMGTUD): Ditto.
9320 (IX86_BUILTIN_PCOMGEUD): Ditto.
9321 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9322 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9323 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9324 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9325 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9326 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9327 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9328 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9329 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9330 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9331 (IX86_BUILTIN_PCOMEQB): Ditto.
9332 (IX86_BUILTIN_PCOMNEB): Ditto.
9333 (IX86_BUILTIN_PCOMLTB): Ditto.
9334 (IX86_BUILTIN_PCOMLEB): Ditto.
9335 (IX86_BUILTIN_PCOMGTB): Ditto.
9336 (IX86_BUILTIN_PCOMGEB): Ditto.
9337 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9338 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9339 (IX86_BUILTIN_PCOMEQW): Ditto.
9340 (IX86_BUILTIN_PCOMNEW): Ditto.
9341 (IX86_BUILTIN_PCOMLTW): Ditto.
9342 (IX86_BUILTIN_PCOMLEW): Ditto.
9343 (IX86_BUILTIN_PCOMGTW): Ditto.
9344 (IX86_BUILTIN_PCOMGEW): Ditto.
9345 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9346 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9347 (IX86_BUILTIN_PCOMEQD): Ditto.
9348 (IX86_BUILTIN_PCOMNED): Ditto.
9349 (IX86_BUILTIN_PCOMLTD): Ditto.
9350 (IX86_BUILTIN_PCOMLED): Ditto.
9351 (IX86_BUILTIN_PCOMGTD): Ditto.
9352 (IX86_BUILTIN_PCOMGED): Ditto.
9353 (IX86_BUILTIN_PCOMFALSED): Ditto.
9354 (IX86_BUILTIN_PCOMTRUED): Ditto.
9355 (IX86_BUILTIN_PCOMEQQ): Ditto.
9356 (IX86_BUILTIN_PCOMNEQ): Ditto.
9357 (IX86_BUILTIN_PCOMLTQ): Ditto.
9358 (IX86_BUILTIN_PCOMLEQ): Ditto.
9359 (IX86_BUILTIN_PCOMGTQ): Ditto.
9360 (IX86_BUILTIN_PCOMGEQ): Ditto.
9361 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9362 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9363 (enum multi_arg_type): New enum for describing the various SSE5
9364 intrinsic argument types.
9365 (bdesc_multi_arg): New table for SSE5 intrinsics.
9366 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9367 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9369 (ix86_expand_builtin): Add SSE5 intrinsic support.
9370 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9371 operand instructions.
9372 (ix86_expand_sse5_multiple_memory): New function to split the
9373 second memory reference from SSE5 instructions.
9374 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9375 (ix86_return_pops_args): Use stdarg_p to determine if the function
9376 has variable arguments.
9377 (ix86_setup_incoming_varargs): Ditto.
9378 (x86_this_parameter): Ditto.
9380 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9382 (ix86_expand_sse5_pack): Ditto.
9383 (ix86_sse5_valid_op_p): Ditto.
9384 (ix86_expand_sse5_multiple_memory): Ditto.
9386 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9387 constant for SSE5 support.
9388 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9389 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9390 (UNSPEC_SSE5_PERMUTE): Ditto.
9391 (UNSPEC_SSE5_ASHIFT): Ditto.
9392 (UNSPEC_SSE5_LSHIFT): Ditto.
9393 (UNSPEC_FRCZ): Ditto.
9394 (UNSPEC_CVTPH2PS): Ditto.
9395 (UNSPEC_CVTPS2PH): Ditto.
9396 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9398 (COM_FALSE_S): Ditto.
9399 (COM_FALSE_P): Ditto.
9400 (COM_TRUE_S): Ditto.
9401 (COM_TRUE_P): Ditto.
9402 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9403 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9405 (memory attribute): Ditto.
9406 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9407 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9408 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9409 (floor<mode>2): Ditto.
9410 (ceil<mode>2): Ditto.
9411 (btrunc<mode>2): Ditto.
9412 (nearbyintdf2): Ditto.
9413 (nearbyintsf2): Ditto.
9414 (sse_setccsf): Disable if SSE5.
9415 (sse_setccdf): Ditto.
9416 (sse5_setcc<mode>): New support for SSE5 conditional move.
9417 (sse5_pcmov_<mode>): Ditto.
9419 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9421 (SSEMODEF2P): Ditto.
9422 (ssemodesuffixf4): New mode attribute for SSE5.
9423 (ssemodesuffixf2s): Ditto.
9424 (ssemodesuffixf2c): Ditto.
9425 (sserotatemax): Ditto.
9426 (ssescalarmode): Ditto.
9427 (sse_maskcmpv4sf3): Disable if SSE5.
9428 (sse_maskcmpv2df3): Ditto.
9429 (sse_vmmaskcmpv4sf3): Ditto.
9430 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9431 (sse5_vmfmadd<mode>4): Ditto.
9432 (sse5_fmsub<mode>4): Ditto.
9433 (sse5_vmfmsub<mode>4): Ditto.
9434 (sse5_fnmadd<mode>4): Ditto.
9435 (sse5_vmfnmadd<mode>4): Ditto.
9436 (sse5_fnmsub<mode>4): Ditto.
9437 (sse5_vmfnmsub<mode>4): Ditto.
9438 (sse5i_fmadd<mode>4): Ditto.
9439 (sse5i_fmsub<mode>4): Ditto.
9440 (sse5i_fnmadd<mode>4): Ditto.
9441 (sse5i_fnmsub<mode>4): Ditto.
9442 (sse5i_vmfmadd<mode>4): Ditto.
9443 (sse5i_vmfmsub<mode>4): Ditto.
9444 (sse5i_vmfnmadd<mode>4): Ditto.
9445 (sse5i_vmfnmsub<mode>4): Ditto.
9446 (mulv16qi3): Add SSE5 support.
9448 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9449 (sse2_mulv4si3): Disable if SSE5.
9450 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9451 (sse4_1_roundps): Ditto.
9452 (sse4_1_roundsd): Ditto.
9453 (sse4_1_roundss): Ditto.
9454 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9456 (sse_maskcmpsf3): Ditto.
9457 (sse_vmmaskcmpv4sf3): Ditto.
9458 (sse2_maskcmpv2df3): Ditto.
9459 (sse2_maskcmpdf3): Ditto.
9460 (sse2_vmmaskcmpv2df3): Ditto.
9461 (sse2_eq<mode>3): Ditto.
9462 (sse2_gt<mode>3): Ditto.
9463 (sse5_pcmov_<mode>): Add SSE5 support.
9464 (vec_unpacku_hi_v16qi): Ditto.
9465 (vec_unpacks_hi_v16qi): Ditto.
9466 (vec_unpacku_lo_v16qi): Ditto.
9467 (vec_unpacks_lo_v16qi): Ditto.
9468 (vec_unpacku_hi_v8hi): Ditto.
9469 (vec_unpacks_hi_v8hi): Ditto.
9470 (vec_unpacku_lo_v8hi): Ditto.
9471 (vec_unpacks_lo_v8hi): Ditto.
9472 (vec_unpacku_hi_v4si): Ditto.
9473 (vec_unpacks_hi_v4si): Ditto.
9474 (vec_unpacku_lo_v4si): Ditto.
9475 (vec_unpacks_lo_v4si): Ditto.
9476 (sse5_pmacsww): New SSE5 intrinsic insn.
9477 (sse5_pmacssww): Ditto.
9478 (sse5_pmacsdd): Ditto.
9479 (sse5_pmacssdd): Ditto.
9480 (sse5_pmacssdql): Ditto.
9481 (sse5_pmacssdqh): Ditto.
9482 (sse5_pmacsdqh): Ditto.
9483 (sse5_pmacsswd): Ditto.
9484 (sse5_pmacswd): Ditto.
9485 (sse5_pmadcsswd): Ditto.
9486 (sse5_pmadcswd): Ditto.
9487 (sse5_pcmov_<move>): Conditional move support on SSE5.
9488 (sse5_phaddbw): New SSE5 intrinsic insn.
9489 (sse5_phaddbd): Ditto.
9490 (sse5_phaddbq): Ditto.
9491 (sse5_phaddwd): Ditto.
9492 (sse5_phaddwq): Ditto.
9493 (sse5_phadddq): Ditto.
9494 (sse5_phaddubw): Ditto.
9495 (sse5_phaddubd): Ditto.
9496 (sse5_phaddubq): Ditto.
9497 (sse5_phadduwd): Ditto.
9498 (sse5_phadduwq): Ditto.
9499 (sse5_phaddudq): Ditto.
9500 (sse5_phsubbw): Ditto.
9501 (sse5_phsubwd): Ditto.
9502 (sse5_phsubdq): Ditto.
9503 (sse5_pperm): Ditto.
9504 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9505 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9506 (sse5_pperm_sign_v8hi_v4si): Ditto.
9507 (sse5_pperm_zero_v8hi_v4si): Ditto.
9508 (sse5_pperm_sign_v4si_v2di): Ditto.
9509 (sse5_pperm_sign_v4si_v2di): Ditto.
9510 (sse5_pperm_pack_v2di_v4si): Ditto.
9511 (sse5_pperm_pack_v4si_v8hi): Ditto.
9512 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9513 (sse5_perm<mode>): New SSE5 intrinsic insn.
9514 (rotl<mode>3): Ditto.
9515 (sse5_rotl<mode>3): Ditto.
9516 (sse5_ashl<mode>3): Ditto.
9517 (sse5_lshl<mode>3): Ditto.
9518 (sse5_frcz<mode>2): Ditto.
9519 (sse5s_frcz<mode>2): Ditto.
9520 (sse5_cvtph2ps): Ditto.
9521 (sse5_cvtps2ph): Ditto.
9522 (sse5_vmmaskcmp<mode>3): Ditto.
9523 (sse5_com_tf<mode>3): Ditto.
9524 (sse5_maskcmp<mode>3): Ditto.
9525 (sse5_maskcmp_uns<mode>3): Ditto.
9526 (sse5_maskcmp_uns2<mode>3): Ditto.
9527 (sse5_pcom_tf<mode>3): Ditto.
9529 * config/i386/predicates.md (sse5_comparison_float_operator):
9530 New predicate to match the comparison operators supported by
9531 the SSE5 com instruction.
9532 (ix86_comparison_int_operator): New predicate to match just the
9533 signed int comparisons.
9534 (ix86_comparison_uns_operator): New predicate to match just the
9535 unsigned int comparisons.
9537 * doc/invoke.texi (-msse5): Add documentation.
9538 (-mfused-madd): Ditto.
9540 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9542 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9544 (x86_64-*-*): Ditto.
9546 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9548 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9549 intrinisics for SSE5.
9551 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9554 * config/i386/mmintrin-common.h: New file, to contain common
9555 instructions between SSE4.1 and SSE5.
9557 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9558 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9559 (gen_regparm_prefix): Ditto.
9561 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9562 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9563 prototype_p to determine if a function is prototyped.
9565 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9567 * c-common.c (c_common_reswords) add the alignof keyword,
9568 with same RID as __alignof and __alignof__
9570 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9572 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9573 * hooks.c (hook_bool_const_int_const_int_true): New function.
9574 * target.h (struct gcc_target): Add can_eliminate field.
9575 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9576 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9577 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9578 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9579 (elim_table): Revise comment.
9580 * system.h (CAN_ELIMINATE): Poison.
9581 * defaults.h (CAN_ELIMINATE): Remove.
9582 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9584 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9585 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9587 (alpha_vms_can_eliminate): Declare as static, change return type to
9589 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9591 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9592 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9593 (arm_can_eliminate): New function.
9595 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9596 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9597 (avr_can_eliminate): Declare as static.
9598 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9600 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9601 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9602 (bfin_can_eliminate): New function.
9604 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9605 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9606 (crx_can_eliminate): New function.
9608 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9609 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9610 (fr30_can_eliminate): New function.
9612 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9613 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9614 (frv_can_eliminate): New function.
9616 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9617 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9618 (h8300_can_eliminate): New function.
9620 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9621 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9622 (i386_can_eliminate): Declare as static, change return type to bool.
9623 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9625 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9626 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9627 (ia64_can_eliminate): New function.
9629 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9630 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9631 (iq2000_can_eliminate): New function.
9633 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9634 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9635 (m32r_can_eliminate): New function.
9637 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9638 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9639 (m68hc11_can_eliminate): New function.
9641 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9642 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9643 (m68k_can_eliminate): New function.
9645 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9646 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9647 (mep_can_eliminate): New function.
9649 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9650 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9651 (mips_can_eliminate): New function.
9653 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9654 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9655 (rs6000_can_eliminate): New function.
9657 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9658 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9659 (s390_can_eliminate): Declare as static.
9660 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9662 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9663 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9664 (score_can_eliminate): New function.
9666 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9667 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9668 (sparc_can_eliminate): Declare as static.
9669 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9671 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9672 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9673 (xstormy16_can_eliminate): New function.
9675 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9676 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9677 (v850_can_eliminate): New function.
9679 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9681 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9682 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9683 (*movdfcc_ext[1234]): Disable for IEEE mode.
9685 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9687 * gimplify.c (prepare_gimple_addressable): New static function.
9688 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9690 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9691 manually fiddling with it.
9693 2009-08-25 Michael Matz <matz@suse.de>
9695 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9696 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9698 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9699 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9700 (do_jump): Split out code for simple binary comparisons into ...
9701 (do_jump_1): ... this, taking the individual operands and code.
9702 Change callers to helper function above accordingly.
9703 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9706 2009-08-25 Michael Matz <matz@suse.de>
9708 * expr.h (struct separate_ops, sepops): New type for passing
9709 around an exploded simple expression.
9710 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9711 Use this structure instead of expression tree.
9712 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9713 expression, only its type.
9714 (expand_vec_cond_expr): Take type and individual operands instead
9716 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9717 expand_vec_shift_expr): Change prototype accordingly.
9718 * tree-vect-stmts.c (vectorizable_condition): Change call of
9719 expand_vec_cond_expr_p to pass only type.
9720 * expr.c (do_store_flags): Change prototype and implementation
9721 to take an exploded expression.
9722 (expand_expr_real_1): New local ops initialized with details
9723 of the full expression. Use it instead of full
9724 expression in calls to do_store_flags, expand_vec_cond_expr,
9725 expand_widen_pattern_expr and expand_vec_shift_expr.
9727 2009-08-25 Michael Matz <matz@suse.de>
9729 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9730 treeop2 initialized with first three operands of the full expression.
9731 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9733 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9735 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9736 (__gthread_objc_condition_allocate): Mark arguments as unused.
9737 (__gthread_objc_condition_deallocate): Likewise.
9738 (__gthread_objc_condition_wait): Likewise.
9739 (__gthread_objc_condition_broadcast): Likewise.
9740 (__gthread_objc_condition_signal): Likewise.
9741 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9742 (__gthread_objc_thread_id): Likewise.
9744 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9747 * tree-pretty-print.c (print_call_name): Print the correct call name
9748 for procedure pointer components.
9750 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9752 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9753 default_promote_function_mode when not VMS.
9755 2009-08-24 Olivier Hainque <hainque@adacore.com>
9757 * convert.c (convert_to_integer): Don't assume an input pointer is
9758 POINTER_SIZE wide. Fetch from the type instead.
9760 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9762 * configure.ac (AC_PREREQ): Bump to 2.64.
9764 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9766 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9767 (process_command): Don't search standard_exec_prefix_1 and
9768 standard_exec_prefix_2.
9770 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9772 * config/arm/arm.c (output_return_instruction): Handle for
9775 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9777 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9779 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9781 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9782 (*arm_movdf_vfp): Likewise.
9784 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9786 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9787 (vashr<mode>3): Rename from ashr<mode>3.
9788 (vlshr<mode>3): Rename from lshr<mode>3.
9790 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9793 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9794 (check_format_info_main): Use scalar_identify_flag.
9795 (check_format_types): Check for scalar size identity if
9796 scalar_identify_flag is set.
9797 (printf_length_specs): Extend by new field.
9798 (asm_fprintf_length_specs): Likewise.
9799 (gcc_diag_length_specs): Likewise.
9800 (scanf_length_specs): Likewise.
9801 (strfmon_length_specs): Likewise.
9802 (gcc_gfc_length_specs): Likewise.
9803 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9804 (ms_printf_flag_specs): Likewise.
9805 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9807 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9811 (*call_value_pop_1): Ditto.
9812 (*sibcall_pop_1): New insn pattern.
9813 (*sibcall_value_pop_1): Ditto.
9815 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9818 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9821 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9824 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9825 (get_reg_use_in): New function.
9826 (forward_propagate_subreg): Propagate through subreg of zero_extend
9829 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9831 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9832 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9834 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9836 * configure.ac: Remove --with-datarootdir, --with-docdir,
9837 --with-htmldir switches. No need to call AC_SUBST for
9838 datarootdir, docdir, htmldir any more.
9839 * configure: Regenerate.
9840 * doc/install.texi (Configuration): Document --datarootdir,
9841 --docdir, --htmldir, --pdfdir; update documentation for
9842 --infodir, --mandir.
9843 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9846 * aclocal.m4: Regenerate.
9847 * config.in: Regenerate.
9848 * configure: Regenerate.
9850 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9851 Olivier Hainque <hainque@adacore.com>
9853 * config/ia64/ia64.c: Include libfuncs.h.
9854 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9855 (ia64_expand_call): Use reg 25 on VMS.
9856 (ia64_initialize_trampoline): Fix for VMS ABI.
9857 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9858 (ia64_function_arg): Initialize reg 25 on VMS.
9859 Fix OpenVMS ABI issues for varargs.
9860 For OpenVMS, emit the Argument Information register set in the
9861 incoming/sibcall case as well.
9862 (ia64_arg_type): New function.
9863 (ia64_function_arg_advance): Keep track of cum->words.
9864 Fix OpenVMS ABI issues for varargs.
9865 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9866 (ia64_override_options): Set flag_no_common on VMS.
9867 (ia64_init_builtins): Disable FWRITE builtin.
9868 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9869 (ia64_vms_init_libfuncs): Add decc$ routines.
9870 (ia64_vms_valid_pointer_mode): New function.
9871 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9872 (ia64_promote_function_mode): New function
9873 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9874 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9875 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9876 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9877 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9878 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9879 Suppress trailing '#' if VALUE is numeric.
9880 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9881 ia64_promote_function_mode.
9882 (TARGET_VALID_POINTER_MODE): Define.
9884 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9887 * config/rs6000/rs6000.c (rs6000_override_options): Use
9888 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9891 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9892 reporting of vector + decimal/boolean/complex error.
9894 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9896 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9897 __vector double TYPE_DECL.
9899 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9901 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9902 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9903 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9904 to pointer to enum machine_mode. Update all callers as needed.
9906 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9908 * config/alpha/alpha.md (exception_receiver): Emit alternative
9909 GP load sequence if flag_reorder_blocks_and_partition is set.
9910 (*exception_receiver_2): Also enable when
9911 flag_reorder_blocks_and_partition is set.
9913 2009-08-20 Matt Rice <ratmice@gmail.com>
9914 Diego Novillo <dnovillo@google.com>
9916 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9919 2009-08-20 Richard Guenther <rguenther@suse.de>
9921 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9922 * c-tree.h (c_dup_lang_specific_decl): Remove.
9923 (struct lang_decl, struct lang_type): Move definitions ...
9924 * c-lang.h: ... here. New file.
9925 * c-decl.c: Include c-lang.h.
9926 (c_dup_lang_specific_decl): Remove.
9927 * c-typeck.c: Include c-lang.h.
9928 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9929 (c-typeck.o): Likewise.
9930 * c-config-lang.in (gtfiles): Add c-lang.h.
9931 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9934 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9936 * config/alpha/alpha.c (alpha_end_function): Do not clear
9937 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9938 this is now handled in generic code.
9940 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9942 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9943 (s390_z10_fix_long_loop_prediction): New function.
9944 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9945 (s390_reorg): Walk over the INSNs and invoke
9946 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9948 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9951 "*brx_64bit", "*brx_31bit"): New patterns.
9952 * config/s390/s390.c ('E'): New output modifier.
9954 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9955 Richard Earnshaw <richard.earnshaw@arm.com>
9957 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9958 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9960 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9962 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9964 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9965 for mode mode of operand0 when doing secondary reload for SAR.
9967 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9970 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9971 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9973 2009-08-19 Jason Merrill <jason@redhat.com>
9975 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9976 supported template depth in C++0x.
9978 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9980 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9981 free_after_compilation.
9982 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9983 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9984 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9985 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9986 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9987 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9988 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9990 2009-08-19 Ian Lance Taylor <iant@google.com>
9992 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9993 of (plus (mult (neg B) C) A).
9995 2009-08-18 Michael Matz <matz@suse.de>
9997 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9998 instead of comparing TYPE_MAIN_VARIANT for equality.
9999 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10000 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10001 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10002 * gimplify.c (goa_lhs_expr_p): Ditto and use
10003 STRIP_USELESS_TYPE_CONVERSION.
10005 2009-08-18 Michael Matz <matz@suse.de>
10007 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10008 first field in a struct.
10009 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10011 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10013 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10014 locators before emit_insn is called. Remove assert that
10016 (alpha_end_function): Clear crtl->emit structure and free insn
10017 locators if cfun->is_thunk is true.
10019 2009-08-18 Jason Merrill <jason@redhat.com>
10021 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10023 * configure.ac: Test for it.
10024 * configure, config.in: Regenerate.
10025 * doc/install.texi: Document --enable-gnu-unique-object.
10027 2009-08-18 Richard Guenther <rguenther@suse.de>
10029 PR middle-end/41094
10030 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10031 pow(x,y*z) only if x is nonnegative.
10033 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10035 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10039 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10040 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10042 2009-08-17 DJ Delorie <dj@redhat.com>
10044 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10045 * config/m32c/prologue.md (epilogue_freit): New.
10047 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10048 (bank_switch_p): Likewise.
10049 (fast_interrupt_p): Likewise.
10050 (interrupt_p): Likewise.
10051 (m32c_conditional_register_usage): Round memregs size up.
10052 (need_to_save): We only need to save $a0 when we use ENTER.
10053 (interrupt_p): Check for fast_interrupt too.
10054 (bank_switch_p): New.
10055 (fast_interrupt_p): New.
10056 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10057 (m32c_emit_prolog): Support bank switching and fast interrupts.
10058 * doc/extend.texi (Function Attributes): Add bank_switch and
10061 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10063 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10064 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10066 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10068 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10069 (menu): Add IA-64/VMS Options.
10070 (IA-64/VMS Options): Likewise.
10072 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10075 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10077 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10079 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10080 (mips_pop_asm_switch): Likewise.
10081 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10083 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10084 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10085 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10086 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10087 instead of set_noreorder.
10088 (mips_output_function_prologue): Use the new functions.
10089 (mips_output_function_epilogue): Likewise.
10090 (mips_need_noat_wrapper_p): New function, split out from...
10091 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10092 Use mips_push_asm_switch and mips_pop_asm_switch.
10093 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10094 and mips_pop_asm_switch.
10095 (ASM_OUTPUT_REG_POP): Likewise.
10096 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10097 Use mips_pop_asm_switch.
10098 (mips_asm_switch): New structure.
10099 (set_noreorder, set_nomacro): Replace with...
10100 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10101 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10102 instead of set_nomacro.
10103 (fix_truncsfsi2_macro): Likewise.
10104 (cprestore): Likewise.
10105 (hazard): Use mips_noreorder instead of set_noreorder.
10106 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10108 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10110 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10111 from prev_active_insn.
10113 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10115 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10116 * config/avr/avr.c (avr_override_options): Initialize
10117 avr_current_arch variable.
10118 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10119 __AVR_HAVE_16BIT_SP__ according to the device type.
10120 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10122 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10123 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10125 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10128 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10129 generating inlined subroutine die only. We shouldn't be
10130 called for anything else.
10131 (gen_block_die): Don't generate inline subroutine debug info for
10134 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10136 * graphite-poly.c (print_pbb): Print PBB index.
10138 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10140 PR middle-end/40981
10141 * graphite-interchange.c (ppl_max_for_le): Moved...
10142 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10143 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10144 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10145 * graphite-ppl.h (ppl_max_for_le): Declared.
10147 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10149 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10150 supported on all platforms.
10151 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10152 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10153 * c-pragma.c: Likewise.
10154 * target-def.h (TARGET_INITIALIZER): Remove
10155 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10156 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10158 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10160 * config/ia64/fde-vms.c: New file.
10161 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10162 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10163 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10164 (uw_frame_state_for): Only register a personality routine if it is
10165 known to be compatible with our expectations.
10166 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10167 Declare unw_table_entry stack variable and
10168 mod all calls to _Unwind_FindTableEntry to add arg.
10169 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10170 (_Unwind_FindTableEntry): Add arg to prototype.
10172 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10174 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10175 field 'signal_pfs_loc'.
10176 (uw_frame_state_for): Remove duplicate code dealing with leaf
10177 procedures without unwind info.
10178 If in the frame after unwinding through a signal handler, restore
10179 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10180 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10181 'pfs_loc' to the AR.PFS location in the signal context; instead
10182 set 'signal_pfs_loc'.
10183 Manually generate the unwind info for the AR.PFS register.
10184 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10185 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10186 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10187 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10188 instead set 'signal_pfs_loc'.
10189 Remove code preventing the AR.PFS register from being restored
10190 from the signal context.
10192 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10193 Tristan Gingold <gingold@adacore.com>
10195 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10196 * config/ia64/t-vms: New file.
10197 * config/ia64/vms64.h: New file.
10198 * config/ia64/vms.h: New file.
10199 * config/ia64/vms-crtinit.asm: New file.
10200 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10201 * config/ia64/vms-unwind.h: New file.
10203 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10205 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10208 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10210 PR middle-end/30789
10211 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10212 Move declaration...
10213 * real.h (do_mpc_arg2): ... here.
10214 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10217 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10219 * final.c (add_debug_prefix_map): Don't use GC memory for
10220 old_prefix and new_prefix.
10222 2009-08-14 Richard Guenther <rguenther@suse.de>
10224 * ipa-prop.c (compute_complex_pass_through): If we cannot
10225 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10227 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10229 * c-lex.c (c_lex_with_flags): Increase size of local variable
10230 to avoid memory clobber.
10232 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10235 * config/i386/i386.c (ix86_fp_comparison_strategy):
10236 Only enable/disable sahf at function granularity.
10238 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10240 PR rtl-optimization/41064
10241 * reload1.c (reload_as_needed): Don't call extract_insn
10242 for known invalid replacements after calling
10243 validate_replace_rtx_group and verify_changes.
10245 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10248 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10249 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10250 ix86_expand_fp_vcond.
10251 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10252 Assert that operation is supported by ix86_expand_int_vcond.
10253 (vcondu<SSEMODE124C8:mode>): Ditto.
10255 2009-08-13 DJ Delorie <dj@redhat.com>
10257 * config/i386/djgpp-stdint.h: New.
10258 * config.gcc (djgpp): Use it.
10260 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10262 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10263 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10265 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10267 * tree-ssa-loop-prefetch.c
10268 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10269 for long-stride pruning.
10270 (compute_miss_rate): New function to compute the probability
10271 that two memory references access different cache lines.
10273 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10275 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10277 2009-08-13 Richard Guenther <rguenther@suse.de>
10279 PR middle-end/41047
10280 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10281 use the constant pointer type.
10282 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10283 of CV qualifiers on the target pointer type.
10284 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10285 conversion check before restrict check.
10287 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10290 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10292 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10294 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10296 2009-08-12 Richard Guenther <rguenther@suse.de>
10298 PR tree-optimization/41011
10299 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10300 and reference constructing.
10302 2009-08-12 Xinliang David Li <davidxl@google.com>
10304 PR tree-optimization/41012
10305 * tree-flow.h : New external interface.
10306 * gimple-low.c (check_call_arg): Change to public function.
10307 Remove argument mismatch check in lowering.
10308 * tree-inline.h (tree_can_inline_p): Interface change.
10309 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10310 into this function.
10311 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10312 Call change to tree_can_inline_p function.
10313 (cgraph_decide_inlining_incrementally): Ditto.
10315 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10317 PR tree-optimization/41031
10318 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10319 on the partition variable rather than promote_mode on the source
10320 type. Assert that the partition variable's type has the same
10321 mode as the source value's.
10323 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10325 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10326 for for_return == 2.
10327 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10329 * calls.c (expand_call): Fix typo.
10330 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10332 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10334 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10335 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10336 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10337 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10339 2009-08-12 Andrew Haley <aph@redhat.com>
10341 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10343 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10346 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10348 2009-08-12 Richard Guenther <rguenther@suse.de>
10350 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10351 * gimplify.c (gimplify_modify_expr): Do not use
10352 lang_hooks.types_compatible_p.
10353 * tree-ssa.c (useless_type_conversion_p): For aggregates
10354 just return false if the canonical types differ.
10356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10358 PR middle-end/40980
10359 * sese.c (convert_for_phi_arg): New.
10360 (add_guard_exit_phis): Use convert_for_phi_arg.
10362 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10364 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10365 unknown subscript upper bounds.
10367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10368 Pranav Garg <pranav.garg2107@gmail.com>
10370 * graphite-interchange.c (gather_access_strides): Removed.
10371 (ppl_max_for_le): New.
10372 (build_linearized_memory_access): New.
10373 (memory_stride_in_loop): New.
10374 (pbb_interchange_profitable_p): Reimplemented.
10375 * graphite-ppl.h (ppl_new_id_map): New.
10376 (ppl_interchange): New.
10378 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10380 * graphite-interchange.c (compute_subscript): Removed.
10381 (compute_array_size_cstr): Removed.
10382 (compute_array_size_poly): Removed.
10383 (compute_array_size): Removed.
10384 (gather_access_strides_poly): Removed.
10385 (gather_access_strides): Empty.
10387 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10389 * graphite-dependences.c (dependence_polyhedron_1): Replace
10390 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10391 (graphite_legal_transform_dr): Same.
10392 (graphite_carried_dependence_level_k): Same.
10393 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10394 Initialize PDR_NB_SUBSCRIPTS.
10395 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10397 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10398 (PDR_NB_SUBSCRIPTS): New.
10399 (pdr_nb_subscripts): Removed.
10400 (pdr_dim): Simplified.
10401 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10402 with PDR_NB_SUBSCRIPTS.
10404 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10406 * graphite-interchange.c (compute_array_size): Remove use of
10407 PDR_DATA_CONTAINER.
10408 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10409 Do not initialize PDR_DATA_CONTAINER.
10410 (print_pdr): Do not print PDR_DATA_CONTAINER.
10411 * graphite-poly.h (struct poly_dr): Remove data_container field.
10412 (PDR_DATA_CONTAINER): Removed.
10413 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10414 PDR_DATA_CONTAINER.
10415 (build_poly_dr): Same.
10417 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10418 Sebastian Pop <sebastian.pop@amd.com>
10420 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10421 copy of the dependence polyhedron. Free the temporary objects.
10422 (graphite_carried_dependence_level_k): Free unused objects before
10425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10427 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10428 Early return without analyzing the data dependences if no
10429 transform has been done. Call restore_scattering if the transform
10431 (graphite-interchange.c): Same.
10432 * graphite-poly.c (print_scattering_function): Test for
10434 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10435 (apply_poly_transforms): Do not gcc_assert that
10436 the transform is legal.
10437 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10438 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10439 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10440 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10441 * graphite-poly.h (struct poly_scattering): New.
10442 (struct poly_bb): Add original, transformed, and saved fields.
10443 Remove transformed_scattering, original_scattering,
10444 nb_local_variables and nb_scattering_transform fields.
10445 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10446 (poly_scattering_new): New.
10447 (poly_scattering_free): New.
10448 (poly_scattering_copy): New.
10449 (store_scattering_pbb): New.
10450 (store_scattering): New.
10451 (restore_scattering_pbb): New.
10452 (restore_scattering): New.
10453 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10454 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10458 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10459 (print_scop): Same.
10461 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10463 * Makefile.in (graphite.o): Depends on PREDICT_H.
10464 * graphite.c: Include predict.h.
10465 (graphite_finalize): Call tree_estimate_probability.
10466 * predict.c (predict_loops): Do not call scev_initialize and
10468 (tree_estimate_probability_bb): New.
10469 (tree_estimate_probability): Do not initialize loops: move that
10470 code to the driver. Call tree_estimate_probability_bb.
10471 (tree_estimate_probability_driver): New.
10472 (pass_profile): Use tree_estimate_probability_driver.
10473 * predict.h (tree_estimate_probability): Declared.
10475 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10477 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10478 * graphite-dependences.c (graphite_legal_transform): Add time to
10479 TV_GRAPHITE_DATA_DEPS.
10480 (dependency_between_pbbs_p): Same.
10481 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10483 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10485 PR rtl-optimization/41033
10486 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10487 aliasing is disabled.
10489 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10491 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10492 si_mask_operand, and_load_operand, low_bitmask_operand,
10493 and_reg_operand, and_operand): New predicates.
10494 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10495 * config/mips/mips.c (and_operands_ok): New function.
10496 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10497 * config/mips/mips.md (move_type): Add ext_ins and logical.
10498 (type): Handle them.
10499 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10500 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10501 shift_shift. Remove commutative constraint modifier.
10502 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10504 (*clear_upper32_dext): Remove define_insn_and_split.
10505 (*clear_upper32): Turn this define_insn_and_split ...
10506 (splitter for ANDing register with 0xffff_ffff): .. into this.
10508 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10510 * combine.c (try_widen_shift_mode): Factor out code to check if an
10511 integer constant is a low-order bitmask from here ...
10512 * rtlanal.c (low_bitmask_len): ... to here.
10513 * rtl.h (low_bitmask_len): Declare.
10515 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10518 * config/alpha/alpha.md (addsi3): Remove expander.
10519 (addsi3): Rename from *addsi3_internal insn pattern.
10520 (subsi3): Remove expander.
10521 (subsi3): Rename from *subsi3_internal insn pattern.
10523 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10525 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10528 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10529 Eric Botcazou <botcazou@adacore.com>
10530 Douglas B Rupp <rupp@gnat.com>
10532 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10533 that records that fit in 64 bits are returned by immediate value,
10534 as required by OpenVMS Calling Standard.
10535 (function_value): Adjust for above modification.
10536 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10537 virtual_incoming_args_rtx as base object, not next_arg.
10538 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10540 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10542 * reload.c (find_reloads_subreg_address): Check the original
10543 req_equiv_mem address to detect the case where an address is
10544 not valid in the outer mode.
10546 2009-08-11 Richard Guenther <rguenther@suse.de>
10549 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10551 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10553 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10554 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10556 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10557 Douglas B Rupp <rupp@gnat.com>
10559 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10560 PT_STACK when frame_pointer_needed on OpenVMS.
10561 (alpha_pv_save_size, alpha_using_fp): Remove.
10562 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10563 with proper processing for PT_NULL.
10564 (alpha_vms_initial_elimination_offset): New function. Support for
10565 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10566 (alpha_sa_size): Force procedure type to PT_STACK when
10567 frame_pointer_needed on OpenVMS.
10568 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10569 (alpha_using_fp): Likewise.
10570 (alpha_vms_can_eliminate): Add prototype.
10571 (alpha_vms_initial_elimination_offset): Likewise.
10572 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10573 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10575 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10576 Douglas B Rupp <rupp@gnat.com>
10578 * config/alpha/alpha.c (common_object_handler): New function.
10579 (vms_attribute_table): Declare a single attribute "common_object".
10580 (vms_output_aligned_decl_common): New global function.
10581 (SECTION_VMS_OVERLAY): Delete.
10582 (SECTION_VMS_GLOBAL): Likewise.
10583 (SECTION_VMS_INITIALIZE): Likewise.
10584 (vms_asm_named_section): Remove support for above flags.
10585 (vms_section_type_flags): Delete.
10586 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10587 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10588 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10589 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10591 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10594 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10595 (sub_ddmmss): Likewise.
10597 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10600 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10603 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10606 * reload1.c (reload_as_needed): Use cancel_changes to completely
10607 undo a failed replacement attempt.
10609 2009-08-10 Richard Guenther <rguenther@suse.de>
10611 PR middle-end/41006
10612 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10613 (useless_type_conversion_p): ... here. Require pointer targets
10616 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10619 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10620 loose the original type of the statement list.
10622 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10624 * config/alpha/alpha.c: Include libfuncs.h
10625 (avms_asm_output_extern): New function.
10626 (alpha_init_libfuncs): Init some decc libfuncs.
10627 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10628 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10629 (DO_CRTL_NAMES): Define.
10630 (LIB_SPEC): Remove.
10631 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10632 (LONG_TYPE_SIZE): Define.
10633 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10634 (SUBTARGET_SWITCHES): Define malloc64 switch.
10635 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10636 (MASK_RETURN_ADDR): Define.
10637 doc/invoke.texi (mmalloc64): Document switch.
10639 2009-08-09 Olivier Hainque <hainque@adacore.com>
10640 Douglas B Rupp <rupp@gnat.com>
10642 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10643 uses_condition_handler.
10644 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10645 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10646 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10647 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10648 (code_for_builtin): New insn codes for the new alpha_builtins.
10649 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10650 (alpha_sa_size): Account for uses_condition_handler.
10651 (alpha_expand_prologue): Likewise.
10652 (alpha_start_function): Likewise.
10653 (alpha_expand_epilogue): Likewise.
10654 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10655 establish/revert expanders.
10656 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10657 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10658 New expander, resorting to the alpha.c associated function.
10659 (builtin_revert_vms_condition_handler): Likewise.
10660 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10661 __gcc_shell_handler, the static VMS condition handler used as
10662 an indirection wrapper to the current dynamically established
10664 * config/alpha/vms-unwind.h: Complete rewrite.
10665 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10666 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10668 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10669 Douglas B Rupp <rupp@gnat.com>
10671 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10672 (alpha_need_linkage): Handle aliases. Return function symbol.
10673 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10674 Use ultimate alias target for the linkage name.
10675 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10676 by alpha_need_linkage for the function symbol.
10677 (setmemdi): Likewise.
10679 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10681 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10682 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10683 (ASM_WEAKEN_LABEL): Define.
10684 (CRT_CALL_STATIC_FUNCTION): Define.
10685 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10686 (ENDFILE_SPEC): Define.
10687 (INIT_SECTION_ASM_OP): Define.
10688 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10689 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10690 crtend.o crtendS.o.
10691 (MULTILIB_OSDIRNAMES): Define.
10692 (shlib_version): Define.
10693 (SHLIB_EXT): Define.
10694 (SHLIB_OBJS): Define.
10695 (SHLIB_NAME): Define.
10696 (SHLIB_MULTILIB): Define.
10697 (SHLIB_INSTALL): Define.
10698 (SHLIB_SYMVEC): Define.
10699 (SHLIB_SYMVECX2): Define.
10700 (SHLIB_LINK): Define.
10702 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10704 * config/alpha/alpha.c (alpha_initialize_trampoline):
10705 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10706 (alpha_start_function): Emit transfer address on nested functions
10707 for VMS trampoline call.
10708 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10709 since no longer used.
10710 * config/alpha/vms-tramp.asm: Remove.
10711 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10712 since now only data initialized at runtime.
10714 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10716 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10717 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10718 (MD_EXEC_PREFIX): Remove, no longer used.
10719 (MD_STARTFILE_PREFIX): Likewise.
10720 (INCLUDE_DEFAULTS): Likewise.
10721 * config/alpha/t-vms:
10722 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10724 2009-08-09 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/41016
10727 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10728 (operand_precision): Remove.
10729 (integral_operand_p): Likewise.
10730 (recognize_single_bit_test): Adjust.
10732 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10734 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10735 operation overflows. Likewise non-cast unary arithmetic.
10736 If one arm of a conditional expression is always taken,
10737 inhibit evaluation warnings for the other arm. Likewise inhibit
10738 evaluation warnings for the second && or || operand if the first
10739 operand is enough to determine the result.
10740 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10742 (build_binary_op): Prevent duplicate evaluation warnings.
10744 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10746 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10747 and destination have different modes, Use promote_mode to
10748 determine the signedness of the conversion. Assert that the
10749 promoted source mode matches the destination mode. Don't pass
10750 the destination and destination mode to expand_expr if the source
10751 mode is different. Simplify conversion logic.
10753 2009-08-09 Ira Rosen <irar@il.ibm.com>
10755 PR tree-optimization/41008
10756 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10757 from condition only in case it's a comparison. Adjust checks.
10759 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10761 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10762 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10763 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10764 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10765 (dump_cand): Handle them.
10766 (struct iv_cand): New members COST_STEP and AINC_USE.
10767 (stmt_after_increment): Likewise.
10768 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10769 callers changed. Use gimple_uid comparison instead of scanning.
10770 (add_candidate_1): When looking for identical candidates, take
10771 AINC_USE into account. Set it for new candidates.
10772 (force_expr_to_var_cost): Cast target_spill_cost to int.
10773 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10774 All callers changed. Check for availability of autoinc addressing
10775 modes, both in general for a given mode, and in the specific use case.
10776 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10778 (get_computation_cost): Likewise.
10779 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10780 add_autoinc_candidates): New static functions.
10781 (add_candidate): Call add_autoinc_candidates for candidates based on
10783 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10784 (determine_use_iv_cost_address): If we have an autoinc candidate at
10785 the matching use, verify autoinc is possible and subtract the cost
10786 of the candidate's step from the cost.
10787 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10788 member of the candidate.
10789 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10790 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10792 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10794 * config.build (ia64-hp-*vms*): New target.
10795 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10796 with ia64-hp-*vms*.
10797 * config.gcc (ia64-hp-*vms*): New target.
10798 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10799 with ia64-hp-*vms*.
10800 * config.host (ia64-hp-*vms*): New target.
10801 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10802 with ia64-hp-*vms*.
10804 2009-08-08 Richard Guenther <rguenther@suse.de>
10806 PR tree-optimization/40991
10807 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10809 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10811 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10812 mode check. Do truncations in an integer mode.
10813 (force_to_mode): Handle subregs for all mode types. Only do
10814 arithmetic simplifications on integer modes.
10816 2009-08-07 Richard Guenther <rguenther@suse.de>
10818 PR tree-optimization/40999
10819 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10820 (maybe_fold_reference): Lookup constant initializers.
10821 (fold_gimple_assign): Likewise.
10823 2009-08-07 Richard Guenther <rguenther@suse.de>
10825 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10826 that require structural equality defer to the langhook.
10828 2009-08-07 Martin Jambor <mjambor@suse.cz>
10830 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10832 (struct ipa_pass_through_data): New type.
10833 (struct ipa_ancestor_jf_data): New type.
10834 (union jump_func_value): Removed field formal_id, added fields
10835 pass_through and ancestor.
10836 (struct ipa_param_call_note): Changed type of formal_id to int from
10838 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10839 operations jump functions and ancestor jump functions.
10840 (compute_complex_pass_through): New function.
10841 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10842 reflect changes in the jump function strucutre.
10843 (update_jump_functions_after_inlining): Ignore complex pass-through
10844 and ancestor jump functions.
10845 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10846 polynomial pass-through with operation jump functions.
10848 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10850 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10851 fde->dw_fde_begin as begin label instead of hot/cold label.
10852 Use LLSDAC label instead of LLSDA for second section lsda.
10853 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10854 label instead of LLSDA if it is true.
10855 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10857 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10858 SECTION argument. Use it as index into crtl->eh.call_site_record
10860 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10861 use it to determine how to print table entries instead of using
10862 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10863 label instead of normal begin label as base.
10864 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10865 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10866 ensure no EH range spans between sections and that landing pads
10867 are always in the corresponding section.
10868 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10869 for crtl->eh.call_site_record being an array rather than scalar.
10870 (output_one_function_exception_table): New function, copied
10871 from output_function_exception_table. Adjust
10872 dw2_size_of_call_site_table, dw2_output_call_site_table
10873 callers. For SECOND section use *C suffixed labels.
10874 (output_function_exception_table): Call
10875 output_one_function_exception_table and, when doing hot/cold
10876 partitioning, also another time for the second section.
10877 * opts.c: Include except.h.
10878 (decode_options): Allow -freorder-blocks-and-partition with
10879 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10880 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10881 * function.h (struct rtl_eh): Change call_site_record from
10882 scalar into array of 2 elements.
10884 2009-08-07 Martin Jambor <mjambor@suse.cz>
10886 * ipa-prop.c (count_formal_params_1): New function.
10887 (ipa_get_vector_of_formal_parms): New function.
10888 (get_vector_of_formal_parm_types): New function.
10889 (ipa_modify_formal_parameters): New function.
10890 (ipa_modify_call_arguments): New function.
10891 (index_in_adjustments_multiple_times_p): New function.
10892 (ipa_combine_adjustments): New function.
10893 (ipa_dump_param_adjustments): New function.
10894 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10895 (ipa_get_vector_of_formal_parms): Declare.
10896 (ipa_modify_formal_parameters): Declare.
10897 (ipa_modify_call_arguments): Declare.
10898 (ipa_combine_adjustments): Declare.
10899 (ipa_dump_param_adjustments): Declare.
10900 (build_ref_for_offset): Declare.
10901 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10902 * tree-sra.c: Include ipa-prop.c.
10903 (build_ref_for_offset): Make public.
10905 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10907 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10909 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10911 * gcc/doc/extend.texi (__builtin_extract_return_address)
10912 (__builtin_frob_return_address): Document.
10914 2009-08-06 Paul Brook <paul@codesourcery.com>
10916 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10917 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10918 implementation on ARMv6-M.
10920 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10922 * doc/extend.texi (pcs): Document new attribute for ARM.
10924 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10926 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10929 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10931 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10934 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10936 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10938 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10940 Merge ARM/hard_vfp_branch to trunk.
10942 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10944 * arm.c (libcall_eq): New function.
10945 (libcall_hash): New function.
10946 (add_libcall): New function.
10947 (arm_libcall_uses_aapcs_base): New function.
10948 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10949 libcalls using the base PCS.
10950 (arm_init_cumulative_args): Likewise.
10952 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10954 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10955 Use base ABI for conversion libfuncs between HFmode and SFmode.
10957 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10959 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10960 V4SImode as representatives of all 64-bit and 128-bit vector
10961 types. Allow vector types without vector modes.
10962 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10963 without vector modes like BLKmode.
10964 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10965 BLKmode. Avoid unsupported vector modes or TImode moves for
10967 (aapcs_vfp_allocate_return_reg): Likewise.
10968 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10969 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10971 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10973 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10974 (arm_get_pcs_model): Pass attribute arguments to
10975 arm_pcs_from_attribute.
10976 (arm_init_cumulative_args): Use base AAPCS for conversions from
10977 floating-point types to DImode.
10978 (arm_attribute_table): Add pcs attribute.
10979 (arm_handle_pcs_attribute): New.
10980 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10981 conversions from floating-point types to DImode, also declare them
10982 to use base AAPCS and declare functions they call to use base
10983 AAPCS and their RTABI names.
10985 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10987 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10988 -mfloat-abi=hard not being supported for VFP.
10990 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10992 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10993 SYMBOL_REF to hard_libcall_value.
10995 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10996 Richard Earnshaw <rearnsha@arm.com>
10998 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10999 has been put on the stack, all remaining co-processory arguments for
11000 that co-processor also go on the stack.
11002 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11004 * config/arm/arm.c (arm_return_in_memory): Handle returning
11005 vectors of suitable size in registers also for AAPCS case.
11007 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11009 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11011 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11013 ARM Hard-VFP calling convention
11014 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11015 * target.h (gcc_target): Add libcall_value to table of call hooks.
11016 * targhooks.h (default_libcall_value): Default implementation.
11017 * targhooks.c (default_libcall_value): Likewise.
11018 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11019 * optabs.c (expand_unop): Use it.
11020 * expr.h (hard_libcall_value): Pass the function RTX through.
11021 * calls.c (emit_library_call_value_1): Update call to
11022 hard_libcall_value.
11023 * explow.c (hard_libcall_value): Use new target hook.
11024 * config/arm/arm.c: Include cgraph.h
11025 (TARGET_FUNCTION_VALUE): Override default hook.
11026 (arm_pcs_default): New variable.
11027 (arm_override_options): Don't fault hard calling convention with VFP.
11028 Add support for AAPCS variants.
11029 (arm_function_value): Make static. Handle AAPCS variants.
11030 (arm_libcall_value): New function.
11031 (arm_apply_result_size): Handle VFP registers in results.
11032 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11034 (pcs_attribute_args): New variable.
11035 (arm_pcs_from_attribute): New function.
11036 (arm_get_pcs_model): New function.
11037 (aapcs_vfp_cum_init): New function.
11038 (aapcs_vfp_sub_candidate): New function.
11039 (aapcs_vfp_is_return_candidate): New function.
11040 (aapcs_vfp_is_call_candidate): New function.
11041 (aapcs_vfp_allocate): New function.
11042 (aapcs_vfp_allocate_return_reg): New function.
11043 (aapcs_vfp_advance): New function.
11044 (aapcs_cp_arg_layout): New variable.
11045 (aapcs_select_call_coproc): New function.
11046 (aapcs_select_return_coproc): New function.
11047 (aapcs_allocate_return_reg): New function.
11048 (aapcs_libcall_value): New function.
11049 (aapcs_layout_arg): New function.
11050 (arm_init_cumulative_args): Initialize AAPCS args data.
11051 (arm_function_arg): Handle AAPCS variants using new interface.
11052 (arm_arg_parital_bytes): Likewise.
11053 (arm_function_arg_advance): New function.
11054 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11055 calling conventions.
11056 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11057 * arm.h (NUM_VFP_ARG_REGS): Define.
11058 (LIBCALL_VALUE): Update.
11059 (FUNCTION_VALUE): Delete.
11060 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11061 (arm_pcs): New enum.
11062 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11063 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11064 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11065 * arm-protos.h (arm_function_arg_advance): Add.
11066 (aapcs_libcall_value): Add.
11067 (arm_function_value): Delete.
11069 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11070 H.J. Lu <hongjiu.lu@intel.com>
11073 * config/i386/i386.c (standard_sse_mode_p): Remove.
11074 (standard_sse_constant_p): Return 2 for integer mode
11075 vector_all_ones_operand when SSE2 is enabled.
11076 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11077 (ix86_expand_vector_move): Do not check for negative values from
11078 standard_sse_constant_p.
11080 2009-08-06 Richard Guenther <rguenther@suse.de>
11082 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11083 array type comparisons frontend independent.
11084 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11086 out array reference lower bound and element size operands.
11087 (ao_ref_init_from_vn_reference): Properly compute the offset
11088 for ARRAY_RANGE_REF.
11089 (vn_reference_fold_indirect): Fill out array reference lower
11090 bound and element size operands.
11091 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11092 a non gimple valued reference operand which can happen for
11093 array reference lower bound or element size.
11094 (create_component_ref_by_pieces_1): Properly generate the
11095 element size operand for array references.
11097 2009-08-06 Richard Guenther <rguenther@suse.de>
11099 PR tree-optimization/40964
11100 * tree.c (iterative_hash_host_wide_int): Export.
11101 * tree.h (iterative_hash_host_wide_int): Declare.
11102 * tree-ssa-structalias.c (heapvar_map): New struct.
11103 (heapvar_map_eq): New function.
11104 (heapvar_map_hash): Likewise.
11105 (heapvar_lookup): Adjust.
11106 (heapvar_insert): Likewise.
11107 (make_constraint_from_heapvar): Allow multiple heap variables
11108 per decl at different offsets.
11109 (init_alias_heapvars): Adjust.
11111 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11113 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11114 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11115 trailing sync if TARGET_SYNC_AFTER_SC.
11117 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11119 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11120 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11121 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11122 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11123 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11124 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11125 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11126 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11127 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11128 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11129 the prototype declaration match the definition.
11130 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11131 instructions explicitly. Add barrier_before and operands
11133 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11134 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11135 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11136 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11137 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11138 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11140 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11142 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11144 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11145 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11148 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11151 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11153 PR rtl-optimization/40924
11154 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11155 make sure canon_rtx (mem_address) isn't simpler than
11156 canon_rtx (expanded_mem_address).
11158 2009-08-05 Li Feng <nemokingdom@gmail.com>
11160 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11161 for each poly_bb_p.
11162 (build_scop_drs): Build alias set for each SCoP.
11164 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11166 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11167 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11168 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11169 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11170 (BASE_DRIVER_SELF_SPECS): Likewise.
11172 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11174 * tree-ssa-alias.c: Fix some comment typos.
11176 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11178 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11179 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11181 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11184 * simplify-rtx.c (simplify_binary_operation_1): Disable
11185 simplifications for decimal float operations.
11187 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11189 PR middle-end/40943
11190 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11191 operand of INDIRECT_REF.
11193 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11195 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11196 constants referencing TLS symbols.
11198 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11200 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11201 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11203 2009-08-03 Richard Guenther <rguenther@suse.de>
11205 * tree.c (make_vector_type): Build a main variant first,
11206 get the canonical one and then build the variant.
11207 * tree-ssa.c (useless_type_conversion_p_1): Handle
11209 (useless_type_conversion_p): Conversions to pointers to
11210 incomplete record types are useless.
11212 2009-08-03 Richard Guenther <rguenther@suse.de>
11214 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11215 file will be created.
11216 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11217 * toplev.c (compile_file): Adjust comment.
11219 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11221 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11222 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11223 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11224 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11225 (sh_promote_function_mode): Fix typo.
11227 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11229 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11231 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11233 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11234 declaration arguments.
11236 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11238 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11239 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11240 (ix86_split_ashl): Ditto.
11241 (ix86_expand_vector_init_one_nonzero): Ditto.
11242 (ix86_expand_vector_set): Ditto.
11243 (ix86_expand_reduc_v4sf): Ditto.
11245 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11247 * explow.c (promote_function_mode): Remove assert.
11248 * config/sh/sh.c (sh_promote_function_mode): Declare.
11250 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11252 * config/pa/pa.c (pa_promote_function_mode): Declare.
11253 Change to static. Fix promote_mode call.
11255 * gthr-dce.h (CONST_CAST2): Define if not defined.
11256 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11258 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11260 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11262 * expr.c (store_constructor): Use promote_decl_mode. Remove
11263 now write-only variable unsignedp.
11264 (expand_expr_real_1): Use promote_decl_mode.
11265 * expr.h (promote_function_mode, promote_decl_mode): New.
11266 (promote_mode): Remove last argument.
11267 * function.c (assign_temp): Drop last argument of promote_mode.
11268 (assign_parm_find_data_types): Use promote_function_mode.
11269 (assign_parm_setup_reg): Likewise.
11270 (expand_function_end): Use promote_function_mode.
11271 * calls.c (initialize_argument_information): Use promote_function_mode.
11272 (precompute_arguments): Use promote_mode instead of checking if
11273 only PROMOTE_FUNCTION_MODE is defined.
11274 (expand_call): When making sibcall decisions, use promote_function_mode.
11275 Below, remove an if for targetm.calls.promote_function_return and
11276 and use promote_function_mode.
11277 (emit_library_call_value_1): Use promote_function_mode, fix bug
11278 where promote_mode was passed FOR_CALL == 0 for a return value in an
11280 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11281 * explow.c (promote_function_mode, promote_decl_mode): New.
11282 (promote_mode): Keep only the FOR_CALL == 0 case.
11283 * combine.c (setup_incoming_promotion): Remove test of
11284 promote_function_args. Use promote_function_mode.
11285 * stmt.c (expand_value_return): Use promote_decl_mode.
11286 (expand_decl): Use promote_decl_mode.
11288 * expr.c (store_constructor): Use promote_decl_mode. Remove
11289 now write-only variable unsignedp.
11290 (expand_expr_real_1): Use promote_decl_mode.
11291 * expr.h (promote_function_mode, promote_decl_mode): New.
11292 (promote_mode): Remove last argument.
11293 * function.c (assign_temp): Drop last argument of promote_mode.
11294 (assign_parm_find_data_types): Use promote_function_mode.
11295 (assign_parm_setup_reg): Likewise.
11296 (expand_function_end): Use promote_function_mode.
11297 * calls.c (initialize_argument_information): Use promote_function_mode.
11298 (precompute_arguments): Use promote_mode instead of checking if
11299 only PROMOTE_FUNCTION_MODE is defined.
11300 (expand_call): When making sibcall decisions, use promote_function_mode.
11301 Below, remove an if for targetm.calls.promote_function_return and
11302 and use promote_function_mode.
11303 (emit_library_call_value_1): Use promote_function_mode, fix bug
11304 where promote_mode was passed FOR_CALL == 0 for a return value in an
11306 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11307 * explow.c (promote_function_mode, promote_decl_mode): New.
11308 (promote_mode): Keep only the FOR_CALL == 0 case.
11309 * combine.c (setup_incoming_promotion): Remove test of
11310 promote_function_args. Use promote_function_mode.
11311 * stmt.c (expand_value_return): Use promote_decl_mode.
11312 (expand_decl): Use promote_decl_mode.
11314 * explow.c (promote_function_mode): Just call the target hook.
11315 * targhooks.c (default_promote_function_mode,
11316 default_promote_function_mode_always_promote): New.
11317 * targhooks.h (default_promote_function_mode,
11318 default_promote_function_mode_always_promote): Declare.
11319 * target.h (promote_function_args, promote_function_return): Remove.
11320 (promote_function_mode): New.
11321 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11322 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11323 (TARGET_PROMOTE_FUNCTION_MODE): New.
11324 (TARGET_CALLS): Adjust.
11325 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11326 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11328 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11329 * config/s390/s390.c (s390_promote_function_mode): ... here,
11330 with pointer handling.
11331 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11332 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11334 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11335 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11336 with pointer handling.
11337 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11338 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11340 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11341 * config/sh/sh.c (sh_promote_function_mode): New.
11342 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11343 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11345 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11346 * config/cris/cris.c (cris_promote_function_mode): ... here.
11347 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11348 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11350 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11351 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11352 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11353 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11355 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11356 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11357 complex type handling.
11358 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11359 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11361 * config/pa/pa.c (pa_promote_function_mode): New.
11362 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11363 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11365 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11366 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11367 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11368 * config/xtensa/xtensa.c: Likewise.
11369 * config/stormy16/stormy16.c: Likewise.
11370 * config/iq2000/iq2000.c: Likewise.
11371 * config/rs6000/rs6000.c: Likewise.
11372 * config/picochip/picochip.c: Likewise.
11373 * config/arc/arc.c: Likewise.
11374 * config/mcore/mcore.c: Likewise.
11375 * config/score/score.c: Likewise.
11376 * config/mips/mips.c: Likewise.
11377 * config/bfin/bfin.c: Likewise.
11378 * config/ia64/ia64.c: Likewise (disabled though).
11380 * config/frv/frv.h: Remove pointless remark.
11382 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11383 TARGET_PROMOTE_FUNCTION_ARGS,
11384 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11385 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11387 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11389 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11390 -floop-parallelize-all.
11391 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11392 flag_loop_parallelize_all.
11393 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11394 * graphite.c (graphite_transform_loops): Same.
11395 * common.opt: Same.
11396 * graphite-poly.c (apply_poly_transforms): Same.
11398 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11400 PR tree-optimization/40914
11401 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11402 if set, then check the delta field of the PMF record.
11403 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11404 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11405 call is stored in the delta.
11407 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11409 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11411 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11413 * config/i386/bsd.h (ASM_BYTE): New define.
11414 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11415 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11416 .byte. Use fputs or putc instead of fprintf where appropriate.
11417 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11418 fputs or putc instead of fprintf where appropriate.
11419 * config/i386/i386elf.h: Ditto.
11420 * config/i386/sysv4.h: Ditto.
11422 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11423 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11424 (*tls_global_dynamic_64): Ditto.
11426 2009-07-31 Christian Bruel <christian.bruel@st.com>
11428 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11430 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11432 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11433 Remove dead code for MINUS.
11435 2009-07-31 Anthony Green <green@moxielogic.com>
11437 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11439 (moxie_expand_epilogue): Ditto for epilogue.
11440 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11441 incoming arguments.
11442 (moxie_function_arg): Ditto.
11443 (moxie_pass_by_reference): Ditto.
11444 (moxie_arg_partial_bytes): Ditto.
11445 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11446 (FUNCTION_ARG_ADVANCE) Ditto.
11447 (REG_PARM_STACK_SPACE) Ditto.
11448 (FUNCTION_ARG_REGNO_P) Dito.
11450 * config.gcc: Add moxie linux config support.
11451 * gcc/config/moxie/uclinux.h: New file.
11453 2009-07-31 DJ Delorie <dj@redhat.com>
11455 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11456 (UNSPECV_SP_SWITCH_E): New.
11457 (sp_switch_1): Change to an unspec.
11458 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11460 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11461 reference the new stack's address
11463 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11465 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11466 graphite-clast-to-gimple.o, graphite-dependences.o,
11467 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11468 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11469 (graphite-blocking.o,
11470 graphite-clast-to-gimple.o, graphite-dependences.o,
11471 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11472 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11473 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11474 * cfgloop.h (struct loop): Add can_be_parallel field.
11475 * common.opt (fgraphite-identity): Moved up.
11476 (fgraphite-force-parallel): New flag.
11477 * graphite.c: Rewrite.
11478 * graphite.h: Rewrite.
11479 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11481 * toplev.c (graphite_out_file): New file descriptor.
11482 (graphite_in_file): New.
11483 (process_options): flag_graphite_force_parallel cannot be used without
11485 * tree-ssa-loop.c: Include toplev.h.
11486 (gate_graphite_transforms): Enable flag_graphite for
11487 flag_graphite_force_parallel.
11489 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11491 * ChangeLog.graphite: New.
11492 * graphite-blocking.c: New.
11493 * graphite-clast-to-gimple.c: New.
11494 * graphite-clast-to-gimple.h: New.
11495 * graphite-dependences.c: New.
11496 * graphite-dependences.h: New.
11497 * graphite-interchange.c: New.
11498 * graphite-poly.c: New.
11499 * graphite-poly.h: New.
11500 * graphite-ppl.c: New.
11501 * graphite-ppl.h: New.
11502 * graphite-scop-detection.c: New.
11503 * graphite-scop-detection.h: New.
11504 * graphite-sese-to-poly.c: New.
11505 * graphite-sese-to-poly.h: New.
11509 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11511 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11512 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11516 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11517 (scev_is_linear_expression): Return false if the evolution is not
11518 affine multivariate.
11520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11522 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11523 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11525 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11527 * tree-data-ref.c (debug_data_references): New.
11528 (debug_data_reference): New.
11529 * tree-data-ref.h (debug_data_references): Declared.
11530 (debug_data_reference): Declared.
11532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11534 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11535 * tree-data-ref.h (scop_p): Removed.
11536 (struct data_reference): Remove field scop.
11537 (DR_SCOP): Removed.
11538 (stmt_simple_memref_p): Removed.
11540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11542 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11543 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11546 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11548 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11550 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11552 * doc/invoke.texi (-fgraphite-identity): Documented.
11554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11556 * tree-scalar-evolution.c: Fix comment.
11557 (instantiate_scev_1): Return unknow from scev instantiation if the
11558 result is not above instantiate_below.
11560 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11562 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11563 static anymore. Instantiate the symbols that may have been introduced
11565 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11568 2009-07-30 DJ Delorie <dj@redhat.com>
11570 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11571 .vliw directive to VLIW sections.
11573 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11575 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11577 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11578 (AUTOHEADER): New variable.
11579 ($(srcdir)/cstamp-h.in): Use it.
11581 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11582 Pat Haugen <pthaugen@us.ibm.com>
11583 Revital Eres <ERES@il.ibm.com>
11585 * config/rs6000/vector.md (VEC_F): Add VSX support.
11588 (mov<mode>): Ditto.
11589 (vector_load_<mode>): Ditto.
11590 (vector_store_<mode>): Ditto.
11591 (vector GPR move split): Ditto.
11592 (vec_reload_and_plus_<mptrsize>): Ditto.
11593 (vec_reload_and_reg_<mptrsize>): Ditto.
11594 (add<mode>3): Ditto.
11595 (sub<mode>3): Ditto.
11596 (mul<mode>3): Ditto.
11597 (neg<mode>2): Ditto.
11598 (abs<mode>2): Ditto.
11599 (smin<mode>3): Ditto.
11600 (smax<mode>3): Ditto.
11601 (vector_eq<mode>): Ditto.
11602 (vector_gt<mode>): Ditto.
11603 (vector_ge<mode>): Ditto.
11604 (vector_gtu<mode>): Ditto.
11605 (vector_select_<mode>_uns): Ditto.
11606 (vector_eq_<mode>_p): Ditto.
11607 (vector_gt_<mode>_p): Ditto.
11608 (vector_ge_<mode>_p): Ditto.
11609 (vector_gtu_<mode>_p): Ditto.
11610 (cr6_test_for_zero): Ditto.
11611 (cr6_test_for_zero_reverse): Ditto.
11612 (cr6_test_for_lt): Ditto.
11613 (cr6_test_for_lt_reverse): Ditto.
11614 (xor<mode>3): Ditto.
11615 (ior<mode>3): Ditto.
11616 (and<mode>3): Ditto.
11617 (one_cmpl<mode>2): Ditto.
11618 (nor<mode>2): Ditto.
11619 (andc<mode>2): Ditto.
11620 (float<VEC_int<mode>2): Ditto.
11621 (unsigned_float<VEC_int><mode>2): Ditto.
11622 (fix_trunc<mode><VEC_int>2): Ditto.
11623 (fixuns_trunc<mode><VEC_int>2): Ditto.
11625 (vec_set<mode>): Ditto.
11626 (vec_extract<mode>): Ditto.
11627 (vec_interleave_highv4sf): Ditto.
11628 (vec_interleave_lowv4sf): Ditto.
11629 (vec_realign_load_<mode>): Ditto.
11630 (vec_shl_<mode>): Ditto.
11631 (vec_shr_<mode>): Ditto.
11632 (div<mode>3): New patterns for VSX.
11633 (vec_interleave_highv2df): Ditto.
11634 (vec_interleave_lowv2df): Ditto.
11635 (vec_pack_trunc_v2df): Ditto.
11636 (vec_pack_sfix_trunc_v2df): Ditto.
11637 (vec_pack_ufix_trunc_v2df): Ditto.
11638 (vec_unpacks_hi_v4sf): Ditto.
11639 (vec_unpacks_lo_v4sf): Ditto.
11640 (vec_unpacks_float_hi_v4si): Ditto.
11641 (vec_unpacks_float_lo_v4si): Ditto.
11642 (vec_unpacku_float_hi_v4si): Ditto.
11643 (vec_unpacku_float_lo_v4si): Ditto.
11644 (movmisalign<mode>): Ditto.
11645 (vector_ceil<mode>2): New patterns for vectorizing math library.
11646 (vector_floor<mode>2): Ditto.
11647 (vector_btrunc<mode>2): Ditto.
11648 (vector_copysign<mode>3): Ditto.
11650 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11651 predicate for setting the high bit in each word, used for copysign.
11653 * config/rs6000/ppc-asm.h (f19): Whitespace.
11654 (f32-f63): Define if VSX.
11655 (v0-v31): Define if Altivec.
11656 (vs0-vs63): Define if VSX.
11658 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11660 * config/rs6000/power7.md: New file, provide tuning parameters for
11663 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11664 (rs6000_cpu_cpp_builtins): Ditto.
11665 (altivec_overloaded_builtins): Ditto.
11666 (altivec_resolve_overloaded_builtin): Ditto.
11668 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11669 debug switch to disable vectorizing simple math builtin
11672 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11673 Vectorize simple math builtin functions.
11674 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11675 hook to vectorize math builtins.
11676 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11677 (rs6000_builtin_conversion): Add VSX/power7 support.
11678 (rs6000_builtin_vec_perm): Ditto.
11679 (vsplits_constant): Add support for loading up a vector constant
11680 with just the high bit set in each part.
11681 (rs6000_expand_vector_init): Add VSX/power7 support.
11682 (rs6000_expand_vector_set): Ditto.
11683 (rs6000_expand_vector_extract): Ditto.
11684 (rs6000_emit_move): Ditto.
11685 (bdesc_3arg): Ditto.
11686 (bdesc_2arg): Ditto.
11687 (bdesc_1arg): Ditto.
11688 (rs6000_expand_ternop_builtin): Ditto.
11689 (altivec_expand_builtin): Ditto.
11690 (rs6000_expand_unop_builtin): Ditto.
11691 (rs6000_init_builtins): Ditto.
11692 (altivec_init_builtins): Ditto.
11693 (builtin_function_type): Ditto.
11694 (rs6000_common_init_builtins): Ditto.
11695 (rs6000_handle_altivec_attribute); Ditto.
11696 (rs6000_mangle_type): Ditto.
11697 (rs6000_vector_mode_supported_p): Ditto.
11698 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11699 are mode dependent.
11701 * config/rs6000/vsx.md: New file for VSX support.
11703 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11704 identifing values with just the most significant bit set.
11705 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11706 vectorized builtins.
11708 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11709 (UNSPEC_VRFIM): Delete.
11710 (splitter for loading up vector with most significant bit): New
11711 splitter for vectorizing copysign.
11712 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11713 vectorizing simple math functions.
11714 (altivec_vrfip): Add support for vectorizing simple math functions.
11715 (altivec_vrfim): Ditto.
11716 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11718 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11719 (power7.md, vsx.md): Include for power7 support.
11720 (copysigndf3): Use VSX instructions if -mvsx.
11721 (negdf2_fpr): Ditto.
11722 (absdf2_fpr): Ditto.
11723 (nabsdf2_fpr): Ditto.
11724 (adddf3_fpr): Ditto.
11725 (subdf3_fpr): Ditto.
11726 (muldf3_fpr): Ditto.
11727 (divdf3_fpr): Ditto.
11728 (fix_truncdfdi2_fpr): Ditto.
11729 (cmpdf_internal1): Ditto.
11730 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11731 (btruncdf2, btruncdf2_fpr): Ditto.
11732 (ceildf2, ceildf2_fpr): Ditto.
11733 (floordf2, floordf2_fpr): Ditto.
11734 (floatdidf2, floatdidf2_fpr): Ditto.
11735 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11736 (fmsubdf4_fpr): Ditto.
11737 (fnmadddf4_fpr_1): Ditto.
11738 (fnmadddf4_fpr_2): Ditto.
11739 (fnmsubdf4_fpr_1): Ditto.
11740 (fnmsubdf4_fpr_2): Ditto.
11741 (fixuns_truncdfdi2): Add expander for VSX support.
11742 (fix_truncdfdi2): Ditto.
11743 (fix_truncdfsi2): Ditto.
11744 (ftruncdf2): Ditto.
11745 (btruncsf2): Whitespace.
11746 (movdf_hardfloat32): Add support for VSX registers.
11747 (movdf_softfloat32): Ditto.
11748 (movdf_hardfloat64): Ditto.
11749 (movdf_hardfloat64_mfpgpr): Ditto.
11750 (movdf_softfloat64): Ditto.
11751 (movti splitters): Add check for vector registers supporting
11752 TImode in the future.
11753 (bpermd): Add power7 bpermd instruction.
11755 * config/rs6000/altivec.h (vec_div): Define if VSX.
11758 (vec_nmadd): Ditto.
11759 (vec_nearbyint): Ditto.
11762 (all predicates): Use the generic builtin function, and not the V4SF
11763 specific function so that the predicates will work with VSX's V2DF.
11764 (vec_all_*): Ditto.
11765 (vec_any_*): Ditto.
11767 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11768 Document new VSX functions and types.
11770 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11773 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11774 "wa", and "j" constraints. Modify "v" to talk about Altivec
11775 instead of just vector.
11777 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11780 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11781 location for phi arguments.
11782 (rewrite_update_phi_arguments): Find locations for reaching defs.
11783 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11784 Add location to add_phi_arg calls.
11785 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11786 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11787 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11788 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11789 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11790 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11791 * tree-phinodes.c (make_phi_node): Initialize location.
11792 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11793 (add_phi_arg): Add location parameter.
11794 (remove_phi_arg_num): Move location when moving phi argument.
11795 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11797 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11798 slpeel_update_phi_nodes_for_guard1,
11799 slpeel_update_phi_nodes_for_guard2,
11800 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11801 vect_loop_versioning): Set locations.
11802 * tree-parloops.c (create_phi_for_local_result,
11803 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11804 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11805 * tree-vect-loop.c (get_initial_def_for_induction,
11806 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11808 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11809 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11810 (gimple_phi_arg_set_location): New. Set locus.
11811 (gimple_phi_arg_has_location): New. Check for locus.
11812 (redirect_edge_var_map_location): New. Return locus from var_map.
11813 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11814 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11815 combining PHI arguments.
11816 (cond_store_replacement): Set location.
11817 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11818 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11819 scop_add_exit_phis_edge): Add locations.
11820 * tree-cfgcleanup.c (remove_forwarder_block,
11821 remove_forwarder_block_with_phi): Add locations.
11822 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11823 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11825 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11826 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11827 flush_pending_stmts): Add source location.
11828 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11829 stack to preserve locations.
11830 * tree-vect-stmts.c (vectorizable_load): Add location.
11831 * tree-inline.c (copy_phis_for_bb): Copy locus.
11832 (setup_one_parameter): Add call locus to inlined parameter stmts.
11833 (initialize_inlined_parameters): Pass in call location as parameter
11835 (tree_function_versioning): Pass location to setup_one_parameter.
11836 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11837 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11838 copy and edge lists.
11839 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11840 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11841 locus parameter and override the stmt default if provided.
11842 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11843 elim_graph_add_edge, elim_graph_remove_succ_edge,
11844 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11845 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11846 eliminate_phi): Add locus info in elimination graph for each edge and
11848 (insert_backedge_copies): Copy locus if present.
11849 * tree-flow.h (struct _edge_var_map): Add locus field.
11850 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11851 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11852 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11854 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11856 2009-07-30 Martin Jambor <mjambor@suse.cz>
11858 PR tree-optimization/40570
11859 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11860 use inlining loops.
11862 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11864 * ssa-loop-manip.c: Include langhooks.h.
11865 (rewrite_phi_with_iv): New.
11866 (rewrite_all_phi_nodes_with_iv): New.
11867 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11868 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11869 * tree-parloops.c (loop_parallel_p): Move out all conditions
11870 except dependency check.
11871 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11872 (gen_parallel_loop): Call canonicalize_loop_ivs without
11873 reduction_list argument.
11874 (build_new_reduction): New.
11875 (gather_scalar_reductions): New.
11876 (try_get_loop_niter): New.
11877 (try_create_reduction_list): New.
11878 (parallleize_loops): Change the parallel conditions check.
11879 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11880 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11882 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11884 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11886 * doc/options.texi (Option properties): Mention new quoting syntax.
11888 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11890 * config/alpha/alpha.c (alpha_start_function):
11891 Handle VMS_DEBUG_MAIN_POINTER
11892 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11893 * doc/invoke.texi: Document -mdebug-main switch.
11895 2009-07-29 Richard Henderson <rth@redhat.com>
11897 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11898 (cgraph_create_edge_including_clones): Likewise.
11899 * tree-inline.c (copy_bb): Operate on the correct edges
11900 when updating the callgraph.
11902 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11904 * config/alpha/vms-cc.c: Deleted.
11905 * config/alpha/vms-ld.c: Deleted.
11906 * config/alpha/t-vms64: Moved to config/vms
11907 * config/alpha/vms-crt0-64.c: Moved to config/vms
11908 * config/alpha/vms-crt0.c: Moved to config/vms
11909 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11910 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11911 * config/alpha/xm-vms.h: Moved to config/vms
11912 * config/alpha/x-vms: Moved to config/vms
11913 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11915 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11916 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11918 * config/vms/t-vms64: Moved here from config/alpha
11919 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11920 (argc,argv,envp): Enforce 32bit malloc'ing.
11921 * config/vms/vms-psxcrt0-64.c: Likewise.
11922 * config/vms/vms-crt0.c: Moved here from config/alpha.
11923 * config/vms/vms-psxcrt0.c: Likewise.
11924 * config/vms/vms-crtl-64.h: New file.
11925 * config/vms/vms-crtl.h: New file.
11926 * config/vms/vms.opt: New file.
11927 * config/vms/xm-vms64.h: New file.
11928 * config/vms/xm-vms.h: Moved here from config/alpha.
11929 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11931 * config/vms/x-vms: Moved here from config/alpha.
11932 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11933 (vms-ld.o, vms-cc.o): Removed.
11934 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11936 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11938 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11939 correct stack (obvious VMS fix).
11941 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11943 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11944 date, version info if VMS_DEBUGGING_INFO defined.
11945 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11946 size, date calculating code moved here.
11948 2009-07-29 Paul Brook <paul@codesourcery.com>
11950 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11953 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11956 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11957 to DImode when generating insq_le insn.
11959 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11961 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11962 New macro set for VMS_DEBUGGGING_INFO.
11963 (AT_string_form): Use it.
11965 2009-07-28 DJ Delorie <dj@redhat.com>
11967 * config/mep/mep.c (vtext_section): New.
11968 (vftext_section): New.
11969 (ftext_section): New.
11970 (mep_select_section): Add support for functions.
11971 (mep_unique_section): Likewise.
11972 (mep_asm_init_sections): Likewise.
11973 (mep_encode_section_info): Remove it from here.
11975 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11977 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11979 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11980 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11982 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11984 * dwarf2out.c (output_file_names): Test new macro
11985 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11986 (add_comp_dir_attribute): Likewise.
11988 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11990 * config/i386/mingw-w64.h (LINK_SPEC): Add
11991 separating space between commands.
11993 2009-07-28 Jan Hubicka <jh@suse.cz>
11995 PR tree-optimization/40759
11996 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11999 2009-07-27 DJ Delorie <dj@redhat.com>
12001 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12002 types are dword-aligned.
12003 (mep_expand_va_start): Likewise.
12005 2009-07-27 Olivier Hainque <hainque@adacore.com>
12006 Douglas B Rupp <rupp@gnat.com>
12008 * convert.c (convert_to_pointer): Don't assume the target
12009 pointer type is POINTER_SIZE long. Fetch its precision instead.
12011 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12013 * system.h (fopen): Undefine if macro.
12015 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12017 * dwarf2out.c (output_cfi_p): Removed.
12018 (output_cfis): New function.
12019 (output_fde): New function, split from output_call_frame_info.
12020 (output_call_frame_info): Use it.
12021 (dwarf2out_switch_text_section): Use output_cfis.
12023 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12025 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12026 TARGET_BI_ARCH is specified without enabling SJLJ.
12027 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12028 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12030 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12032 * arm.md (negdi2): Use DImode if forcing a value into a register.
12034 2009-07-26 Ira Rosen <irar@il.ibm.com>
12036 PR tree-optimization/40801
12037 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12038 of vector operand from the previous copy of vector statement.
12039 Pass the correct definition type value to
12040 vect_get_vec_def_for_stmt_copy().
12042 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12044 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12045 const char ** conversion.
12047 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12049 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12050 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12051 (gcc_unreachable): Invoke __builtin_unreachable() if
12052 !ENABLE_ASSERT_CHECKING.
12054 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12056 PR rtl-optimization/40445
12057 * emit-rtl.c (next_nonnote_insn_bb): New function.
12058 * rtl.h (next_nonnote_insn_bb): Declare new function.
12059 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12060 with no successors that is the successor of the ENTRY_BLOCK.
12061 Continue from the top after removing an empty fallthrough block.
12062 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12063 of next_nonnote_insn.
12065 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12067 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12069 2009-07-25 Martin Jambor <mjambor@suse.cz>
12071 * c-common.c (c_common_attribute_table): New element for noclone.
12072 (handle_noclone_attribute): New function. Forward-declare.
12073 * tree-inline.c (tree_versionable_function_p): Check for noclone
12075 * doc/extend.texi (Labels as Values): Document need for noclone.
12076 (Function Attributes): Document noclone attribute.
12078 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12080 PR rtl-optimization/34999
12081 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12082 and dw_fde_switched_cold_to_hot fields.
12083 (output_cfi_p): New function.
12084 (output_call_frame_info): If fde->dw_fde_switched_sections,
12085 output 2 FDEs instead of one with corrupted header.
12086 (dwarf2out_do_cfi_startproc): New function.
12087 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12088 and fde->dw_fde_switched_cold_to_hot.
12089 (dwarf2out_switch_text_section): Compute
12090 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12091 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12092 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12093 Otherwise, compute fde->dw_fde_switch_cfi.
12095 2009-07-24 Cary Coutant <ccoutant@google.com>
12097 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12099 2009-07-24 Cary Coutant <ccoutant@google.com>
12101 * cfghooks.c (split_block): Copy discriminator to new block.
12102 * tree-cfg.c (assign_discriminator): Check location of last
12103 instruction in block as well as first.
12105 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12107 * config/i386/linux.c: Use fputs or putc instead of fprintf
12109 * config/i386/gas.h: Ditto.
12110 * config/i386/x86-64.h: Ditto.
12111 * config/i386/att.h: Ditto.
12113 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12115 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12118 2009-07-24 Martin Jambor <mjambor@suse.cz>
12120 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12121 (ipa_push_func_to_list_1): Declare.
12122 (ipa_push_func_to_list): New function.
12124 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12125 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12126 (ipa_push_func_to_list): Removed.
12127 (ipa_pop_func_from_list): Clear node_enqueued flag.
12129 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12131 * config/s390/s390.c (override_options): Default
12132 max-unrolled-insns to 100 for z10 tuning.
12134 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12136 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12137 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12138 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12139 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12140 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12141 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12142 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12144 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12146 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12147 use default set in mingw32.h header.
12148 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12149 64-bit /mingw/include path.
12150 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12153 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12155 PR rtl-optimization/40209
12156 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12158 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12160 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12161 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12162 with the rest of string where appropriate. Use fputs or putc
12163 instead of fprintf where appropriate.
12165 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12166 Pat Haugen <pthaugen@us.ibm.com>
12167 Revital Eres <ERES@il.ibm.com>
12169 * config/rs6000/vector.md: New file. Move most of the vector
12170 expander support here from altivec.md to allow for the VSX vector
12171 unit in the future. Add support for secondary_reload patterns.
12172 Rewrite the patterns for vector comparison, and vector comparison
12173 predicate instructions so that the RTL expresses the desired
12174 behavior, instead of using unspec.
12176 * config/rs6000/constraints.md ("f" constraint): Use
12177 rs6000_constraints to hold the precalculated register class.
12178 ("d" constraint): Ditto.
12179 ("wd" constraint): New constraint for VSX.
12180 ("wf" constraint): Ditto.
12181 ("ws" constraint): Ditto.
12182 ("wa" constraint): Ditto.
12183 ("wZ" constraint): Ditto.
12184 ("j" constraint): Ditto.
12186 * config/rs6000/predicates.md (vsx_register_operand): New
12188 (vfloat_operand): New predicate for vector.md.
12189 (vint_operand): Ditto.
12190 (vlogical_operand): Ditto.
12191 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12192 (easy_vector_constant): Add VSX support.
12193 (altivec_indexed_or_indirect_operand): New predicate for
12194 recognizing Altivec style memory references with AND -16.
12196 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12197 for vector secondary reload support.
12198 (rs6000_vector_reg_class): Delete, replacing it with
12199 rs6000_constraints.
12200 (rs6000_vsx_reg_class): Ditto.
12201 (rs6000_constraints): New array to hold the register classes of
12202 each of the register constraints that can vary at runtime.
12203 (builtin_mode_to_type): New static array for builtin function type
12205 (builtin_hash_table): New static hash table for builtin function
12207 (TARGET_SECONDARY_RELOAD): Define target hook.
12208 (TARGET_IRA_COVER_CLASSES): Ditto.
12209 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12210 registers are 128 bits if VSX memory reference instructions are used.
12211 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12212 unit is being used.
12213 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12214 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12215 Print several of the scheduling related parameters.
12216 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12217 rs6000_constraints instead of rs6000_vector_reg_class. Move
12218 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12219 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12220 Altivec. Add VSX support. Setup for secondary reload support on
12221 Altivec/VSX registers.
12222 (rs6000_override_options): Make power7 set the scheduling groups
12223 like the power5. Add support for new debug switches to override
12224 the scheduling defaults. Temporarily disable -mcpu=power7 from
12225 setting -mvsx. Add support for debug switches -malways-hint,
12226 -msched-groups, and -malign-branch-targets.
12227 (rs6000_buitlin_conversion): Add support for returning unsigned
12228 vector conversion functions to fix regressions due to stricter
12230 (rs6000_builtin_mul_widen_even): Ditto.
12231 (rs6000_builtin_mul_widen_odd): Ditto.
12232 (rs6000_builtin_vec_perm): Ditto.
12233 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12234 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12235 to zero a register.
12236 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12237 generated upstream.
12238 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12239 VSX types for bit operations. Changes to accomidate vector.md.
12240 (bdesc_2arg): Ditto.
12241 (bdesc_1arg): Ditto.
12242 (struct builtin_description_predicates): Rewrite predicate
12243 handling so that RTL describes the operation, instead of passing
12244 the instruction to be used as a string argument.
12245 (bdesc_altivec_preds): Ditto.
12246 (altivec_expand_predicate_builtin): Ditto.
12247 (altivec_expand_builtin): Ditto.
12248 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12249 statement for vsldoi support.
12250 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12251 (altivec_expand_st_builtin): Ditto.
12252 (paired_expand_builtin): Whitespace changes.
12253 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12254 builtin_mode_to_type table for secondary reload. Call
12255 builtin_function_type to build random builtin functions.
12256 (altivec_init_builtins): Change to use builtin_function_type to
12257 create builtin function types dynamically as we need them.
12258 (builtin_hash_function): New support for hashing the tree types
12259 for builtin function as we need it, rather than trying to build
12260 all of the trees that we need. Add initial preliminary VSX support.
12261 (builtin_function_type): Ditto.
12262 (builtin_function_eq): Ditto.
12263 (builtin_hash_struct): Ditto.
12264 (rs6000_init_builtins): Ditto.
12265 (rs6000_common_init_builtins): Ditto.
12266 (altivec_init_builtins): Ditto.
12267 (rs6000_common_init_builtins): Ditto.
12268 (enum reload_reg_type): New enum for simplifing reg classes.
12269 (rs6000_reload_register_type): Simplify register classes into GPR,
12270 Vector, and other registers. Altivec and VSX addresses in reload.
12271 (rs6000_secondary_reload_inner): Ditto.
12272 (rs6000_ira_cover_classes): New target hook, that returns the
12273 appropriate cover classes, based on -mvsx being used or not.
12274 (rs6000_secondary_reload_class): Add VSX support.
12275 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12276 (get_vsel_insn): Ditto.
12277 (rs6000_emit_vector_compare): Rewrite vector conditional support
12278 so that where we can, we use RTL operators, instead of blindly use
12280 (rs6000_emit_vector_select): Ditto.
12281 (rs6000_emit_vector_cond_expr): Ditto.
12282 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12283 (create_TOC_reference): Add -mdebug=addr support.
12284 (emit_frame_save): VSX loads/stores need register indexed addressing.
12286 * config/rs6000/rs6000.md: Include vector.md.
12288 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12290 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12291 support for V2DI, V2DF in logical, permute, select operations.
12293 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12294 switch for vsx/power7.
12295 (-mvsx-scalar-memory): Ditto.
12296 (-mvsx-align-128): Ditto.
12297 (-mallow-movmisalign): Ditto.
12298 (-mallow-df-permute): Ditto.
12299 (-msched-groups): Ditto.
12300 (-malways-hint): Ditto.
12301 (-malign-branch-targets): Ditto.
12303 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12305 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12306 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12307 (rs6000_vector_reg_class): Delete.
12308 (rs6000_vsx_reg_class): Ditto.
12309 (enum rs6000_reg_class_enum): New enum for the constraints that
12310 vary based on target switches.
12311 (rs6000_constraints): New array to hold the register class for all
12312 of the register constraints that vary based on the switches used.
12313 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12314 (enum rs6000_builtins): Add unsigned varients for the builtin
12315 declarations returned by target hooks for expanding multiplies,
12316 select, and permute operations. Add VSX builtins.
12317 (enum rs6000_builtin_type_index): Add entries for VSX.
12318 (V2DI_type_node): Ditto.
12319 (V2DF_type_node): Ditto.
12320 (unsigned_V2DI_type_node): Ditto.
12321 (bool_long_type_node): Ditto.
12322 (intDI_type_internal_node): Ditto.
12323 (uintDI_type_internal_node): Ditto.
12324 (double_type_internal_node): Ditto.
12326 * config/rs6000/altivec.md (whole file): Move all expanders to
12327 vector.md from altivec.md. Rename insn matching functions to be
12329 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12330 (altivec_vcmp*): Ditto.
12331 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12332 (VM): New iterator for moves that includes the VSX types.
12333 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12334 (altivec_vperm_<mode>_uns): New, for unsigned types.
12335 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12336 (altivec_eq<mode>): Ditto.
12337 (altivec_gt<mode>): Ditto.
12338 (altivec_gtu<mode>): Ditto.
12339 (altivec_eqv4sf): Ditto.
12340 (altivec_gev4sf): Ditto.
12341 (altivec_gtv4sf): Ditto.
12342 (altivec_vcmpbfp_p): Ditto.
12344 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12346 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12349 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12352 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12353 ASM_SHORT instead of .word.
12354 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12355 instead of .word in asm template.
12357 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12360 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12361 (process_bb_node_lives): Use it.
12363 * ira.c (setup_cover_and_important_classes): Don't setup
12364 ira_important_class_nums. Add cover classes to the end of
12366 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12368 (find_reg_class_closure): Use reorder_important_classes.
12370 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12372 * config/i386/i386.c (i386_ira_cover_classes): New function.
12373 (TARGET_IRA_COVER_CLASSES): Redefine.
12375 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12376 importance of order of cover classes in the array.
12378 2009-07-22 Diego Novillo <dnovillo@google.com>
12380 * tree-pass.h (TDF_EH): Define.
12381 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12382 contains TDF_EH, print the EH region number holding GS.
12383 * tree-dump.c (dump_options): Add "eh".
12384 * doc/invoke.texi: Document it.
12386 2009-07-22 Doug Kwan <dougkwan@google.com>
12388 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12390 2009-07-22 Michael Matz <matz@suse.de>
12392 PR tree-optimization/35229
12393 PR tree-optimization/39300
12395 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12396 (inhibit_phi_insertion): New function.
12397 (insert_into_preds_of_block): Call it for REFERENCEs.
12398 (init_pre): Initialize and finalize scalar evolutions.
12399 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12401 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12403 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12404 Use CONST_VECTOR_NUNITS to determine number of elements.
12406 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12408 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12409 (U, W): Constraints are now deprecated and will be removed if we
12410 run out of letters.
12411 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12413 ("prefetch"): Add the stcmh instruction for prefetching.
12414 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12416 (s390_short_displacement): Return always true if compiling for
12417 machines not providing the long displacement facility.
12418 (s390_mem_constraint): Support the new constraint letter Z.
12419 (s390_check_qrst_address): New function.
12421 2009-07-21 DJ Delorie <dj@redhat.com>
12423 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12426 2009-07-21 Jason Merrill <jason@redhat.com>
12428 * c-common.c (max_tinst_depth): Increase default to 1024.
12430 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12432 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12433 (vec_unpacku_float_lo_v4si): Ditto.
12435 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12438 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12439 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12440 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12441 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12443 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12445 PR tree-optimization/40813
12446 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12449 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12451 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12452 with a NOP_EXPR if needed.
12454 2009-07-21 Paul Brook <paul@codesourcery.com>
12456 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12457 Terminate debug dump with newline.
12459 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12461 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12462 Cast "1" to unsigned HOST_WIDE_INT.
12463 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12464 deposit length to the maximum length - lsb. Extend length if
12465 HOST_BITS_PER_WIDE_INT is 32.
12467 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12469 * cgraph.h (constant_pool_htab): New function.
12470 (constant_descriptor_tree): Move from varasm.c.
12471 * varasm.c (constant_pool_htab): New function.
12472 (constant_descriptor_tree): Move to cgraph.h.
12474 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12476 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12478 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12480 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12483 2009-07-20 Xinliang David Li <davidxl@google.com>
12485 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12487 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12489 * config/mips/mips.md (move_type): Add arith.
12490 (type): Handle arith.
12491 (zero_extendsidi2): Rename this into ...
12492 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12493 (zero_extendsidi2): New expander.
12494 (*zero_extendsidi2_dext): New pattern.
12496 2009-07-20 Nick Clifton <nickc@redhat.com>
12498 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12499 to set MIPS_ABI_DEFAULT.
12500 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12502 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12504 * tree-object-size.c (addr_object_size): Handle unions with
12505 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12507 PR tree-optimization/40792
12508 * tree.c (build_function_type_skip_args): Remove bogus assert.
12510 2009-07-20 Jan Hubicka <jh@suse.cz>
12511 Martin Jambor <mjambor@suse.cz>
12513 * cgraph.h (combined_args_to_skip): New field.
12514 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12515 combined_args_to_skip and args_to_skip.
12516 * tree-inline.c (update_clone_info): New function.
12517 (tree_function_versioning): Call update_clone_info.
12518 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12520 (cgraph_materialize_all_clones): More extensive dumping, working
12521 with combined_args_to_skip rather than args_to_skip.
12523 2009-07-20 Ira Rosen <irar@il.ibm.com>
12525 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12526 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12527 (get_initial_def_for_reduction): Likewise.
12528 (vectorizable_reduction): Skip the check of first operand in case
12529 of COND_EXPR. Add check that it is outer loop vectorization if
12530 nested cycle was detected. Call vectorizable_condition() for
12531 COND_EXPR. If reduction epilogue cannot be created do not fail for
12532 nested cycles (if it is not double reduction). Assert that there
12533 is only one type in the loop in case of COND_EXPR. Call
12534 vectorizable_condition() to vectorize COND_EXPR.
12535 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12536 Add parameters. Allow nested cycles if called from
12537 vectorizable_reduction(). Use reduction vector variable if provided.
12538 (vect_analyze_stmt): Call vectorizable_reduction() before
12539 vectorizable_condition().
12540 (vect_transform_stmt): Update call to vectorizable_condition().
12542 2009-07-20 Christian Bruel <christian.bruel@st.com>
12544 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12545 * doc/invoke.texi (-mfmovd): Likewise.
12546 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12548 2009-07-20 Jan Hubicka <jh@suse.cz>
12550 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12551 when handling SSA name.
12553 2009-07-19 Jan Hubicka <jh@suse.cz>
12555 PR tree-optimization/40676
12556 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12557 virtual PHIs in empty BBs.
12559 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12561 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12562 re-expanded the compound use gen_lowpart instead to convert to the
12565 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12567 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12568 OUTER_CONST arguments.
12569 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12570 the new wider mode will be masked off.
12571 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12573 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12575 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12576 high-order bits are zero.
12578 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12580 * combine.c (simplify_shift_const_1): Split code to determine
12581 shift_mode into ...
12582 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12583 new bits shifted in are identical to the old sign bit.
12585 2009-07-18 Richard Guenther <rguenther@suse.de>
12588 * gimplify.c (gimplify_call_expr): Reject code using results from
12589 functions returning void.
12591 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12593 * doc/md.texi: Document the new PowerPC "es" constraint.
12594 Document that "m" can include automodified addresses on this target,
12595 and explain how %U must be used. Extend the "Q" and "Z" documentation
12596 to suggest "es" as well as "m".
12597 * config/rs6000/constraints.md (es): New memory constraint.
12598 (Q, Z): Update strings to match new documentation.
12600 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12602 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12603 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12604 * config/rs6000/predicates.md (volatile_mem_operand): Use
12605 offsettable_nonstrict_memref_p.
12606 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12607 (*floatunssidf2_internal): Likewise.
12608 (*fix_truncdfsi2_internal): Likewise.
12609 (*fix_trunctfsi2_internal): Likewise.
12611 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12613 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12614 atmega32u2 devices.
12615 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12617 2009-07-17 Richard Guenther <rguenther@suse.de>
12620 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12621 (pass_warn_unused_result): Likewise.
12622 (TODO_set_props): Remove.
12623 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12625 (pass_diagnose_omp_blocks): Define.
12626 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12627 (c_gimple_diagnostics_recursively): Remove.
12628 (finish_function): Do not call it.
12629 (c_write_global_declarations): Continue after errors.
12630 Finalize the CU here.
12631 * c-gimplify.c (c_genericize): Do not gimplify here.
12632 * c-common.c (c_warn_unused_result): Move ...
12633 * tree-cfg.c (do_warn_unused_result): ... here.
12634 (run_warn_unused_result): New function.
12635 (gate_warn_unused_result): New function.
12636 (pass_warn_unused_result): New pass.
12637 * c-common.h (c_warn_unused_result): Remove.
12638 * flags.h (flag_warn_unused_result): Declare.
12639 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12640 * opts.c (flag_warn_unused_result): Initialize to false.
12641 * toplev.c (compile_file): Add comment.
12642 * omp-low.c (create_omp_child_function): Do not register
12643 the function with the frontend.
12644 (diagnose_omp_structured_block_errors): Prepare to be
12645 called as optimization pass.
12646 (gate_diagnose_omp_blocks): New function.
12647 (pass_diagnose_omp_blocks): New pass.
12648 * cgraph.h (cgraph_optimize): Remove.
12649 (cgraph_analyze_function): Likewise.
12650 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12651 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12652 before their parents here.
12653 (cgraph_finalize_function): Not here.
12654 (cgraph_analyze_function): Gimplify functions here.
12655 (cgraph_finalize_compilation_unit): Continue after errors.
12656 Optimize the callgraph from here.
12657 (cgraph_optimize): Make static.
12658 * langhooks.c (write_global_declarations): Finalize the CU.
12659 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12660 (gimplify_function_tree): Assert we gimplify only once.
12661 Set PROP_gimple_any property.
12662 * tree-nested.c (gimplify_all_functions): New function.
12663 (lower_nested_functions): Gimplify all nested functions.
12664 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12665 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12666 and pass_diagnose_omp_blocks after gimplification. Do not
12667 set TODO_set_props on all_lowering_passes.
12668 (execute_one_pass): Do not handle TODO_set_props.
12669 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12670 (gimplify.o): Add tree-pass.h dependency.
12671 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12672 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12673 (unsave_r): Likewise.
12674 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12675 temporary variable.
12677 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12679 * doc/service.texi (Service): Restore previously removed link,
12680 which isn't broken after all.
12682 2009-07-17 Richard Guenther <rguenther@suse.de>
12684 PR tree-optimization/40321
12685 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12686 PHI nodes to the maximal set.
12687 (make_values_for_phi): Add PHI arguments to the maximal set.
12688 (execute_pre): Dump PHI_GEN and the maximal set.
12690 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12693 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12696 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12698 * doc/extend.texi (Nested Functions): Replace broken link with
12700 * doc/service.texi (Service): Remove broken link.
12702 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12705 * builtins.c (expand_builtin_memcmp): Use loc instead of
12706 EXPR_LOCATION (exp).
12707 (expand_builtin_strncmp): Likewise.
12709 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12710 Manuel López-Ibáñez <manu@gcc.gnu.org>
12713 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12714 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12715 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12716 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12717 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12718 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12719 tree-inline.c, c-common.c, c-common.h, gimple.c,
12720 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12721 convert.c: Add location argument to fold_{unary,binary,ternary},
12722 fold_build[123], build_call_expr, build_size_arg,
12723 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12724 fold_build1_initializer, fold_build2_initializer,
12725 fold_build3_initializer, fold_build_call_array,
12726 fold_build_call_array_initializer, fold_single_bit_test,
12727 omit_one_operand, omit_two_operands, invert_truthvalue,
12728 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12729 combine_comparisons, fold_builtin_*, fold_call_expr,
12730 build_range_check, maybe_fold_offset_to_address, round_up,
12733 2009-07-16 Jason Merrill <jason@redhat.com>
12736 * c-common.c (c_common_reswords): Add __is_standard_layout
12738 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12739 * doc/implement-cxx.texi: New.
12740 * doc/gcc.texi: Include it.
12742 2009-07-16 DJ Delorie <dj@redhat.com>
12744 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12745 compares that may be indirectly affected by previous instructions.
12747 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12749 * builtins.c (do_mpc_arg2): New.
12750 (fold_builtin_2): Fold builtin cpow.
12751 * real.h (HAVE_mpc_pow): New.
12753 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12755 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12756 comparison to skip unprofitable schedule
12758 2009-07-16 Simon Baldwin <simonb@google.com>
12760 * gcc.c (option_map): New flag -no-canonical-prefixes.
12761 * (display_help): Print help text for new flag.
12762 * (process_command): Move options translation and language specifics
12763 and handle new flag early. Use it to set a function pointer to a
12764 prefix builder. Replace make_relative_prefix calls with calls to
12765 the function pointed to. Ignore new flag in regular options handling.
12766 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12768 2009-07-15 DJ Delorie <dj@redhat.com>
12770 * config/mep/mep.md (sibcall_internal): Change register to avoid
12771 argument registers.
12772 (sibcall_value_internal): Likewise.
12774 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12776 PR rtl-optimization/40710
12777 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12779 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12781 * config/mips/mips.md (*extenddi_truncate<mode>,
12782 *extendsi_truncate<mode>): Change type attribute to move_type
12783 with shift_shift. Split out code handling exts from here ...
12784 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12786 (*extendhi_truncateqi): Change type attribute to move_type with
12787 shift_shift. Split out code handling exts from here ...
12788 (*extendhi_truncateqi_exts): ... to this new pattern.
12790 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12793 instead of "and" with inverted sign bit mask value. Use
12794 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12795 Allocate registers only for operand 4 and operand 5.
12797 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12799 PR middle-end/40747
12800 * fold-const.c (fold_cond_expr_with_comparison): When folding
12801 < and <= to MIN, make sure the MIN uses the same type as the
12802 comparison's operands.
12804 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12806 * arm.md (ior_xor): New code iterator.
12807 (split for ior/xor with shift and zero-extend): New split pattern.
12808 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12810 2009-07-15 Richard Guenther <rguenther@suse.de>
12812 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12815 2009-07-15 Richard Guenther <rguenther@suse.de>
12817 PR middle-end/40753
12818 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12820 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12822 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12823 handle 2.6.30 kernel.
12825 2009-07-15 DJ Delorie <dj@redhat.com>
12827 * config/mep/mep.md (sibcall_internal): Change register to allow
12828 for 24-bit addresses.
12829 (sibcall_value_internal): Likewise.
12831 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12833 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12834 that are enabled/disabled by the flags introduced by a previous patch.
12836 2009-07-14 DJ Delorie <dj@redhat.com>
12838 * config/mep/mep.md (sibcall_internal): Include non-toggling
12840 (sibcall_value_internal): Likewise.
12842 2009-07-14 Taras Glek <tglek@mozilla.com>
12843 Rafael Espindola <espindola@google.com>
12845 * doc/sourcebuild.texi: Document install-plugin target.
12846 * configure.ac: Added install-plugin target to language makefiles.
12847 * configure: Regenerate.
12848 * Makefile.in (install-plugin): Install more headers,
12849 depend on lang.install-plugin.
12851 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12853 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12856 2009-07-14 DJ Delorie <dj@redhat.com>
12858 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12859 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12860 * config/mep/mep.md (sibcall_internal): Change test from
12861 mep_vliw_mode_match to mep_vliw_jmp_match.
12862 (sibcall_value_internal): Likewise.
12864 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12866 * config/i386/sse.md (copysign<mode>3): New expander.
12867 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12868 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12869 Use ix86_build_const_vector.
12870 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12871 IX86_BUILTIN_CPYSGNPD.
12872 (builtin_description): Add __builtin_ia32_copysignps and
12873 __builtin_ia32_copysignpd.
12874 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12875 and BUILT_IN_COPYSIGNF.
12877 2009-07-13 Jason Merrill <jason@redhat.com>
12879 * builtins.c (can_trust_pointer_alignment): New fn.
12880 (get_pointer_alignment): Factor it out from here.
12881 * tree.h: Declare it.
12883 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12885 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12888 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12892 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12894 2009-07-14 Richard Guenther <rguenther@suse.de>
12895 Andrey Belevantsev <abel@ispras.ru>
12897 PR middle-end/40745
12898 * cfgexpand.c (partition_stack_vars): Do not bother to update
12899 alias information when not optimizing.
12901 2009-07-14 Richard Guenther <rguenther@suse.de>
12902 Andrey Belevantsev <abel@ispras.ru>
12904 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12905 (pt_solution_set): Likewise.
12906 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12907 * tree-ssa-structalias.c (pt_solution_set): New function.
12908 * final.c (rest_of_clean_state): Free SSA data structures.
12909 * print-rtl.c (print_decl_name): Remove.
12910 (print_mem_expr): Implement in terms of print_generic_expr.
12911 * alias.c (ao_ref_from_mem): New function.
12912 (rtx_refs_may_alias_p): Likewise.
12913 (true_dependence): Query alias-export info.
12914 (canon_true_dependence): Likewise.
12915 (write_dependence_p): Likewise.
12916 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12918 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12919 (mem_expr_equal_p): Use operand_equal_p.
12920 (set_mem_attributes_minus_bitpos): Do not use
12921 component_ref_for_mem_expr.
12922 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12923 (update_alias_info_with_stack_vars): Likewise.
12924 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12925 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12926 explicitly nor clear stmt operands.
12927 Free the decl-to-pointer map.
12928 * tree-optimize.c (execute_free_datastructures): Do not free
12929 SSA data structures here.
12930 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12931 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12932 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12934 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12936 2009-07-13 DJ Delorie <dj@redhat.com>
12938 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12939 unrolling at the right iteration count.
12941 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12944 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12946 * haifa-sched.c (rank_for_schedule): Introduced flags to
12947 enable/disable individual scheduling heuristics.
12948 * common.opt: Introduced flags to enable/disable individual
12949 heuristics in the scheduler.
12950 * doc/invoke.texi: Introduced flags to enable/disable individual
12951 heuristics in the scheduler.
12953 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12955 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12956 config/i386/mingw-tls.c.
12957 * config/i386/mingw-tls.c: Removed.
12959 2009-07-13 Ira Rosen <irar@il.ibm.com>
12961 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12962 checks access only relevant statements.
12963 (vectorizable_reduction): Likewise.
12965 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12967 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12968 just for 32-bit case.
12970 2009-07-12 Jan Hubicka <jh@suse.cz>
12972 PR tree-optimization/40585
12973 * except.c (expand_resx_expr): When there already is resume
12974 instruction, produce linked list.
12975 (build_post_landing_pads): Assert that resume is empty.
12976 (connect_post_landing_pads): Handle resume lists.
12977 (dump_eh_tree): Dump resume list.
12979 2009-07-12 Ira Rosen <irar@il.ibm.com>
12981 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12982 with additional argument.
12983 * tree-vectorizer.h (enum vect_def_type): Add
12984 vect_double_reduction_def.
12985 (vect_is_simple_reduction): Add argument.
12986 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12988 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12989 vect_is_simple_reduction with additional argument.
12990 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12992 (reduction_code_for_scalar_code): Handle additional codes by
12993 returning ERROR_MARK for them. Fix comment and indentation.
12994 (vect_is_simple_reduction): Fix comment, add argument to specify
12995 double reduction. Detect double reduction.
12996 (get_initial_def_for_induction): Fix indentation.
12997 (get_initial_def_for_reduction): Fix comment and indentation.
12998 Handle double reduction. Create initial definitions that do not
12999 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13000 (vect_create_epilog_for_reduction): Fix comment, add argument to
13001 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13002 epilogue result extraction. Create double reduction phi node and
13003 replace relevant uses.
13004 (vectorizable_reduction): Call vect_is_simple_reduction with
13005 additional argument. Fix indentation. Update epilogue code treatment
13006 according to the changes in reduction_code_for_scalar_code. Check
13007 for double reduction. Call vect_create_epilog_for_reduction with
13008 additional argument.
13009 * tree-vect-stmts.c (process_use): Handle double reduction, update
13011 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13012 (vect_get_vec_def_for_operand): Likewise.
13014 2009-07-12 Danny Smith <dansmister@gmail.com>
13016 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13017 dllexport if !TREE_PUBLIC.
13018 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13020 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13022 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13023 (avr_extra_arch_macro) Remove declatation.
13024 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13025 (avr_extra_arch_macro) Declare as static.
13026 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13028 2009-07-11 Jan Hubicka <jh@suse.cz>
13030 PR middle-end/48388
13031 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13033 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13036 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13037 cold_in_std_section bits.
13038 (dwarf2out_begin_prologue): Initialize them.
13039 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13040 if already covered by text_section or cold_text_section range.
13042 PR rtl-optimization/40667
13043 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13044 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13045 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13046 * config/i386/i386.c (ix86_minimum_alignment): New function.
13047 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13048 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13049 * emit-rtl.c (gen_reg_rtx): Likewise.
13050 * function.c (assign_parms): Likewise. If nominal_type needs
13051 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13052 rather than passed_type's alignment.
13055 * function.c (assign_parm_setup_stack): Adjust
13056 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13057 from nominal_mode on big endian.
13059 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13061 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13063 2009-07-10 DJ Delorie <dj@redhat.com>
13065 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13067 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13069 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13071 (thumb2_cbnz): Likewise.
13073 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13076 * config.gcc (supported_defaults): Add synci.
13077 (with_synci): Add validation.
13078 (all_defaults): Add synci.
13079 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13082 * config/mips/mips.opt (msynci): New option.
13083 * config/mips/mips.c (mips_override_options): Warn on use of
13084 -msynci for targets that do now support it.
13085 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13087 * gcc/doc/invoke.texi (-msynci): Document the new option.
13088 * doc/install.texi (--with-synci): Document the new option.
13090 2009-07-10 Richard Guenther <rguenther@suse.de>
13092 PR tree-optimization/40496
13093 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13094 the PHI result with a compatible type.
13096 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13100 * c.opt (Wunused-result): New.
13101 * doc/invoke.texi: Document it.
13102 * c-common.c (c_warn_unused_result): Use it.
13104 2009-07-09 DJ Delorie <dj@redhat.com>
13106 * targhooks.c (default_target_can_inline_p): Rename from
13107 default_target_option_can_inline_p.
13108 * targhooks.h (default_target_can_inline_p): Likewise.
13109 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13110 TARGET_OPTION_CAN_INLINE_P.
13111 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13112 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13113 (mep_target_can_inline_p): Rename from
13114 mep_target_option_can_inline_p.
13117 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13118 registers used to pass vectors.
13120 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13122 2009-07-09 Tom Tromey <tromey@redhat.com>
13124 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13125 * config/mmix/mmix.c: Include dwarf2.h.
13126 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13127 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13128 * config/sh/sh.c: Include dwarf2.h.
13129 * config/i386/i386.c: Include dwarf2.h.
13130 * Makefile.in (DWARF2_H): Remove 'elf'.
13131 * except.c: Include dwarf2.h.
13132 * unwind-dw2.c: Include dwarf2.h.
13133 * dwarf2out.c: Include dwarf2.h.
13134 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13135 * unwind-dw2-fde.c: Include dwarf2.h.
13136 * dwarf2asm.c: Include dwarf2.h.
13138 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13140 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13141 (max_issue): Use it.
13142 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13144 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13145 (region_sched_info): Update.
13146 * sched-ebb.c (ebb_sched_info): Update.
13147 * modulo-sched.c (sms_sched_info): Update.
13148 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13150 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13152 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13154 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13156 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13158 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13160 PR middle-end/40692
13161 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13162 arg1 with arg01 if arg1 is already INTEGER_CST.
13164 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13166 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13167 Transform (and (truncate)) into (truncate (and)).
13169 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13171 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13172 creating LHS paradoxical subregs. Fix surrounding returns to
13173 use NULL_RTX rather than 0.
13175 2009-07-08 DJ Delorie <dj@redhat.com>
13177 * config/mep/mep.c (mep_option_can_inline_p): New.
13178 (TARGET_OPTION_CAN_INLINE_P): Define.
13180 2009-07-08 Mark Wielaard <mjw@redhat.com>
13183 * dwarf2out.c (add_data_member_location_attribute): When we have
13184 only a constant offset don't emit a new location description using
13185 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13188 2009-07-08 Richard Henderson <rth@redhat.com>
13191 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13192 (enum reg_class): Add CLOBBERED_REGS.
13193 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13194 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13195 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13196 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13197 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13198 force 64-bit sibcalls into R11.
13199 * config/i386/constraints.md (U): New constraint.
13200 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13201 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13202 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13204 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13206 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13208 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13209 * ebitmap.h (dump_ebitmap): Ditto.
13210 * optabs.h (optab_libfunc): Ditto.
13211 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13212 * tree-flow.h (vect_can_force_dr_alignment_p,
13213 get_vectype_for_scalar_type): Ditto.
13214 (vectorize_loops): Move prototype to ...
13215 * tree-vectorizer.h: ... here. Also, adjust comment.
13216 (vect_set_verbosity_level): Remove duplicate prototype.
13217 * tree-ssa-loop.c: Include tree-vectorizer.h.
13218 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13220 2009-07-08 Nick Clifton <nickc@redhat.com>
13222 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13225 2009-07-08 DJ Delorie <dj@redhat.com>
13227 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13228 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13229 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13231 * config/mep/intrinsics.md: Regenerated.
13232 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13233 registers when asm() or calls are detected.
13235 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13238 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13240 * gimple (gimple_build_call_from_tree): Likewise.
13241 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13242 no_warning flag before warning.
13244 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13246 * tree.c (set_expr_locus): Remove.
13247 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13248 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13250 * gimplify.c (internal_get_tmp_var): Likewise.
13251 (gimplify_call_expr): Likewise.
13252 (gimplify_one_sizepos): Likewise.
13254 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13257 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13258 to variables for debugging purposes.
13260 2009-06-23 Mark Loeser <mark@halcy0n.com>
13263 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13265 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13267 * pretty-print.c (pp_base_format): Remove %J.
13268 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13269 gcc_cxxdiag_char_table): Likewise.
13270 (init_dynamic_diag_info): Likewise.
13272 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13274 * pretty-print.c (pp_base_format): Remove %H.
13275 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13276 gcc_cxxdiag_char_table): Likewise.
13277 (init_dynamic_diag_info): Likewise.
13278 * config/mep/mep.c (mep_select_section): Likewise.
13280 2009-07-07 Duncan Sands <baldrick@free.fr>
13282 * final.c (pass_clean_state): Give the pass a name.
13283 * passes.c (pass_rest_of_compilation): Likewise.
13284 * tree-optimize.c (pass_all_optimizations): Likewise.
13286 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13288 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13289 an extra 'decl' for error_at.
13291 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13293 PR middle-end/40669
13294 * tree-tailcall.c (adjust_return_value_with_ops,
13295 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13296 if it has complex or vector type.
13298 2009-07-07 Olivier Hainque <hainque@adacore.com>
13300 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13303 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13305 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13307 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13309 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13310 * c-decl.c: Likewise.
13311 * function.c: Likewise.
13312 * varasm.c: Likewise.
13313 * tree-ssa.c: Likewise.
13314 * c-common.c: Likewise.
13315 * tree-cfg.c: Likewise.
13316 * config/spu/spu.c: Likewise.
13317 * config/ia64/ia64.c: Likewise.
13318 * config/v850/v850.c: Likewise.
13320 2009-07-06 DJ Delorie <dj@redhat.com>
13322 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13323 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13324 unspecified accesses to control registers.
13325 * config/mep/intrinsics.md: Regenerate.
13326 * config/mep/intrinsics.h: Regenerate.
13327 * config/mep/mep-intrin.h: Regenerate.
13329 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13331 * c-lex.c: Replace %H by an explicit location. Update all calls.
13332 * c-common.c: Likewise.
13333 * c-decl.c: Likewise.
13334 * c-typeck.c: Likewise.
13335 * fold-const.c: Likewise.
13336 * gimplify.c: Likewise.
13337 * stmt.c: Likewise.
13338 * tree-cfg.c: Likewise.
13339 * tree-ssa-loop-niter.c: Likewise.
13340 * tree-vrp.c: Likewise.
13341 * value-prof.c: Likewise.
13343 2009-07-06 Diego Novillo <dnovillo@google.com>
13345 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13346 if it has one. Handle cases where VAR does not have an
13347 annotation or cfun is NULL.
13349 2009-07-06 Diego Novillo <dnovillo@google.com>
13351 * tree.c: Include debug.h.
13352 (initialize_tree_contains_struct): New.
13353 (init_ttree): Call it.
13354 (tree_node_structure_for_code): Factor out of ...
13355 (tree_node_structure): ... here.
13356 * treestruct.def (TS_PHI_NODE): Remove.
13357 (TS_GIMPLE_STATEMENT): Remove.
13359 2009-07-06 Diego Novillo <dnovillo@google.com>
13361 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13362 (debug_tree_chain): Handle cycles.
13364 2009-07-06 Nick Clifton <nickc@redhat.com>
13365 DJ Delorie <dj@redhat.com>
13367 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13368 __FMOVD_ENABLED__ is defined.
13370 (TARGET_FMOVD): Provide a default definition.
13371 (MASK_FMOVD): Likewise.
13372 (TARGET_CPU_CPP_BUILTINS): Define
13373 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13374 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13375 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13376 (split for DF load from memory into register): Also handle
13377 MEMs which consist of REG+DISP addressing.
13378 (split for DF store from register to memory): Likewise.
13379 (movsf_ie): Always use single fp_mode.
13380 * config/sh/sh.c (sh_override_options): Do not automatically
13381 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13382 that to the -mfmovd command line switch.
13383 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13384 (fldi_ok): Always allow.
13385 * config/sh/sh.opt (mfmovd): Remove this switch.
13386 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13388 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13389 Kaz Kojima <kkojima@gcc.gnu.org>
13391 PR rtl-optimization/30807
13392 * postreload.c (reload_combine): For every new use of REG_SUM,
13393 record the use of BASE.
13395 2009-07-06 Jan Hubicka <jh@suse.cz>
13397 * params.def: Revert my accidental commit at 2009-06-30.
13399 2009-07-04 Ian Lance Taylor <iant@google.com>
13402 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13404 (mingw_format_attribute_overrides): Likewise.
13406 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13409 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13410 don't check cfa.reg. Instead of cfa.indirect use
13411 fde && fde->drap_reg != INVALID_REGNUM test.
13413 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13415 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13417 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13420 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13422 2009-07-03 Richard Guenther <rguenther@suse.de>
13424 PR tree-optimization/40640
13425 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13428 2009-07-03 Jan Hubicka <jh@suse.cz>
13430 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13431 for size, reduce amount of inlining.
13433 2009-07-03 Richard Guenther <rguenther@suse.de>
13435 PR middle-end/34163
13436 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13437 if t +- x is known to not overflow and the conversion widens the
13439 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13441 2009-07-03 Jan Hubicka <jh@suse.cz>
13443 * ipa-pure-const.c (analyze): Update loop optimizer init.
13444 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13445 try_remove_empty_loop, remove_empty_loops): Remove.
13446 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13447 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13448 to mark regular loops as neccesary.
13449 (degenerate_phi_p): New function.
13450 (propagate_necessity, remove_dead_phis): Use it.
13451 (forward_edge_to_pdom): Likewise.
13452 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13453 virtual PHI nodes that became unreachable.
13454 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13455 * tree-flow.h (remove_empty_loops): Remove.
13456 * passes.c (init_optimization_passes): Remove.
13458 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13460 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13461 can_create_pseudo_p.
13462 (*fix_trunc<mode>_i387_1): Ditto.
13463 (*floathi<mode>2_1): Ditto.
13464 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13465 (*fistdi2_1): Ditto.
13466 (*fist<mode>2_1): Ditto.
13467 (frndintxf2_floor): Ditto.
13468 (*fist<mode>2_floor_1): Ditto.
13469 (frndintxf2_ceil): Ditto.
13470 (*fist<mode>2_ceil_1): Ditto.
13471 (frndintxf2_trunc): Ditto.
13472 (frndintxf2_mask_pm): Ditto.
13473 (fxam<mode>2_i387_with_temp): Ditto.
13474 * config/i386/sse.md (mulv16qi3): Ditto.
13475 (*sse2_mulv4si3): Ditto.
13477 (sse4_2_pcmpestr): Ditto.
13478 (sse4_2_pcmpistr): Ditto.
13480 2009-07-03 Jan Hubicka <jh@suse.cz>
13482 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13483 (mark_stmt_necessary): Set it.
13484 (mark_operand_necessary): Set it.
13485 (mark_control_dependent_edges_necessary): Set it.
13486 (mark_virtual_phi_result_for_renaming): New function.
13487 (get_live_post_dom): New function.
13488 (forward_edge_to_pdom): New function.
13489 (remove_dead_stmt): Fix handling of control dependences.
13490 (tree_dce_init): Init new bitmap.
13491 (tree_dce_done): Free it.
13493 2009-07-02 Richard Guenther <rguenther@suse.de>
13496 * tree-ssa-structalias.c (new_var_info): Initialize
13499 2009-07-02 Jan Hubicka <jh@suse.cz>
13501 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13504 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13506 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13507 instead of recomputing it. Adjust calls.
13508 (emit_store_flag): Adjust recursive calls.
13510 2009-07-02 Richard Guenther <rguenther@suse.de>
13512 * tree-ssa-live.c (remove_unused_locals): Do not remove
13514 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13515 of DECL_EXTERNAL for HEAP variables.
13516 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13517 HEAP variables. Do not adjust RESTRICT vars.
13518 (find_what_var_points_to): Nobody cares if something
13519 points to READONLY.
13521 2009-07-02 Ben Elliston <bje@au.ibm.com>
13523 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13524 pc_low and pc_high declarations to the top of the function.
13526 2009-07-01 DJ Delorie <dj@redhat.com>
13528 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13529 registers as fixed.
13530 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13531 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13532 unspecified accesses to control registers.
13533 * config/mep/intrinsics.md: Regenerate.
13534 * config/mep/intrinsics.h: Regenerate.
13535 * config/mep/mep-intrin.h: Regenerate.
13537 2009-07-01 Anthony Green <green@moxielogic.com>
13539 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13540 instruction when possible.
13541 (moxie_expand_prologue): Ditto. Also, save an instruction and
13542 some complexity by popping off of $r12 instead of $sp.
13543 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13546 2009-07-01 Richard Henderson <rth@redhat.com>
13549 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13550 contained no insns, reposition note before last insn.
13552 2009-07-01 Richard Henderson <rth@redhat.com>
13555 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13556 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13558 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13561 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13562 darwin9 for printing reg addresses with %y.
13564 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13566 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13567 truncation from operands in binary operations.
13569 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13572 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13573 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13574 subreg of op0 to the original op0.
13576 * expmed.c (store_bit_field_1): Use a temporary as the destination
13577 instead of a paradoxical subreg when we need to truncate the result.
13579 2009-07-01 DJ Delorie <dj@redhat.com>
13581 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13582 names to VLIW variants.
13583 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13584 * config/mep/intrinsics.md: Regenerate.
13585 * config/mep/intrinsics.h: Regenerate.
13586 * config/mep/mep-intrin.h: Regenerate.
13588 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13591 * jump.c (returnjump_p): Revert last patch.
13592 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13594 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13597 * pa.md (casesi32p): Use jump table label to determine the offset
13599 (casesi64p): Likewise.
13601 * pa.c (forward_branch_p): Return bool type. Use instruction
13602 addresses when available. Assert that INSN has a jump label.
13603 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13606 2009-07-01 Richard Guenther <rguenther@suse.de>
13608 PR tree-optimization/19831
13609 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13610 that only act as barriers do not make any previous stores necessary.
13611 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13612 HEAP variables global, do not add a constraint from nonlocal.
13613 (find_func_aliases): Handle escapes through return statements.
13614 (compute_points_to_sets): Make escaped HEAP variables global.
13616 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13619 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13620 after reducing a DImode cstore to SImode.
13622 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13624 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13625 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13627 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13629 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13630 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13632 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13633 and umod_optab if TARGET_BSD_DIVMOD.
13634 * config/vax/lib1funcs.asm: New file.
13635 * config/vax/t-linux: New file.
13636 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13638 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13641 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13642 to type arguments that have void type.
13645 * dwarf2out.c (gen_formal_parameter_die): Call
13646 equate_decl_number_to_die if node is different from origin.
13648 2009-06-30 Anthony Green <green@moxielogic.com>
13650 Clean up moxie port for --enable-build-with-cxx.
13651 * config/moxie/moxie.c (moxie_function_value): First two
13652 parameters are const_tree, not tree.
13653 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13654 (REG_CLASS_NAMES): Ditto.
13655 (REGNO_REG_CLASS): Ditto.
13656 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13657 (moxie_function_value): Fix constyness of arguments.
13659 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13661 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13662 finalize_size_functions before further processing.
13663 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13664 (variable_size): Call self_referential_size on size expressions
13665 that contain a PLACEHOLDER_EXPR.
13666 (size_functions): New static variable.
13667 (copy_self_referential_tree_r): New static function.
13668 (self_referential_size): Likewise.
13669 (finalize_size_functions): New global function.
13670 * tree.c: Include tree-inline.h.
13671 (push_without_duplicates): New static function.
13672 (find_placeholder_in_expr): New global function.
13673 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13675 <tcc_expression>: Likewise.
13676 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13677 the call in the expression.
13678 * tree.h (finalize_size_functions): Declare.
13679 (find_placeholder_in_expr): Likewise.
13680 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13681 (substitute_placeholder_in_expr): Update comment.
13682 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13684 (copy_tree_body_r): Likewise.
13685 (copy_tree_body): New static function.
13686 (maybe_inline_call_in_expr): New global function.
13687 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13688 (maybe_inline_call_in_expr): Declare.
13689 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13690 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13693 2009-06-30 Richard Guenther <rguenther@suse.de>
13695 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13697 (propagate_necessity): Do not mark reaching defs of stores
13700 2009-06-30 Jan Hubicka <jh@suse.cz>
13702 * cfgloopanal.c (check_irred): Move into ...
13703 (mark_irreducible_loops): ... here; return true if ireducible
13705 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13706 (analyze_function): Try to prove loop finiteness.
13707 * cfgloop.h (mark_irreducible_loops): Update prototype.
13708 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13710 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13712 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13714 2009-06-30 Ira Rosen <irar@il.ibm.com>
13716 PR tree-optimization/40542
13717 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13720 2009-06-30 Martin Jambor <mjambor@suse.cz>
13722 PR tree-optimization/40582
13723 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13724 than useless_type_conversion_p.
13725 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13728 2009-06-30 Martin Jambor <mjambor@suse.cz>
13730 PR middle-end/40554
13731 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13733 2009-06-30 Richard Guenther <rguenther@suse.de>
13735 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13736 use ao_ref references.
13737 (walk_aliased_vdefs): Likewise.
13738 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13739 * tree-ssa-dce.c (struct ref_data): Remove.
13740 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13741 (mark_aliased_reaching_defs_necessary): Adjust.
13742 (mark_all_reaching_defs_necessary_1): Likewise.
13744 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13747 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13748 (emit_store_flag_1): Extract from emit_store_flag, adjust
13749 calls to (what now is) emit_cstore.
13750 (emit_store_flag): Call emit_store_flag_1 and also use it
13751 for what used to be recursive calls.
13753 2009-06-30 Wei Guozhi <carrot@google.com>
13756 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13757 if the target bb post dominates from bb.
13758 * config/i386/i386.c (memory_address_length): Check existence of base
13759 register before using it.
13761 2009-06-30 Nick Clifton <nickc@redhat.com>
13762 DJ Delorie <dj@redhat.com>
13764 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13765 __FMOVD_ENABLED__ is defined.
13767 (TARGET_FMOVD): Provide a default definition.
13768 (MASK_FMOVD): Likewise.
13769 (TARGET_CPU_CPP_BUILTINS): Define
13770 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13771 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13772 two fmov instructions depending upon whether TARGET_FMOVD is
13774 (split for DF load from memory into register): Also handle
13775 MEMs which consist of REG+DISP addressing.
13776 (split for DF store from register to memory): Likewise.
13777 * config/sh/sh.opt (mfmovd): Remove this switch.
13778 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13779 * config/sh/sh.c (sh_override_options): Do not automatically
13780 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13781 that to the -mfmovd command line switch.
13783 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13785 (fldi_ok): Always allow.
13786 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13788 2009-06-29 DJ Delorie <dj@redhat.com>
13790 * doc/install.texi (mep-x-elf): Correct chip's full name.
13792 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13794 * doc/extend.texi: Fix typo.
13796 2009-06-29 Tom Tromey <tromey@redhat.com>
13798 * dwarf2.h: Remove.
13799 * Makefile.in (DWARF2_H): New variable.
13800 (except.o): Use it.
13801 (dwarf2out.o): Likewise.
13802 (dwarf2asm.o): Likewise.
13803 * config/i386/t-i386: Use DWARF2_H.
13804 * except.c: Include elf/dwarf2.h.
13805 * unwind-dw2.c: Include elf/dwarf2.h.
13806 * dwarf2out.c: Include elf/dwarf2.h.
13807 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13808 <dtprel>: New field.
13809 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13810 (size_of_loc_descr): Likewise.
13811 (output_loc_operands_raw): Likewise.
13812 (output_loc_operands): Handle new dtprel field.
13813 (loc_checksum): Update.
13814 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13815 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13816 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13817 * dwarf2asm.c: Include elf/dwarf2.h.
13818 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13819 * config/mmix/mmix.c: Include elf/dwarf2.h.
13820 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13821 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13822 * config/sh/sh.c: Include elf/dwarf2.h.
13823 * config/i386/i386.c: Include elf/dwarf2.h.
13825 2009-06-29 DJ Delorie <dj@redhat.com>
13827 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13829 * doc/extend.texi: Add MeP attributes and pragmas.
13830 * doc/invoke.text: Add MeP Options.
13831 * doc/contrib.texi: Add MeP contribution.
13832 * doc/md.texi: Add MeP constraints.
13833 * doc/install.texi: Add MeP target.
13835 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13837 * target.h (struct gcc_target): Add frame_pointer_required field.
13838 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13839 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13840 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13842 * reload1.c (update_eliminables): (Ditto.).
13843 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13844 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13845 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13847 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13849 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13850 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13851 (arm_frame_pointer_required): New function.
13853 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13854 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13855 (avr_frame_pointer_required_p): Declare as static.
13856 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13858 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13859 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13860 (bfin_frame_pointer_required): Make as static, change return type
13862 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13864 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13865 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13866 (cris_frame_pointer_required): New function.
13868 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13870 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13871 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13872 (fr30_frame_pointer_required): New function.
13874 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13875 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13876 (frv_frame_pointer_required): Make as static, change return type
13878 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13880 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13881 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13882 (ix86_frame_pointer_required): Make as static, change return type to
13884 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13886 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13887 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13889 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13891 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13893 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13895 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13896 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13897 (mips_frame_pointer_required): Make as static.
13898 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13900 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13901 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13902 (mmix_frame_pointer_required): Mew function.
13904 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13905 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13907 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13909 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13911 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13913 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13914 (CAN_ELIMINATE): Redefine.
13915 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13916 (sparc_frame_pointer_required): New function.
13917 (sparc_can_eliminate): New function.
13918 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13920 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13921 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13923 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13924 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13925 (xtensa_frame_pointer_required): Make as static, change return type
13927 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13930 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13932 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13933 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13934 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13935 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13936 (register_callback): Handle PLUGIN_START_UNIT.
13937 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13939 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13941 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13943 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13944 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13946 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13948 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13951 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13953 * doc/extend.texi (Additional Floating Types): __float128 is also
13954 supported on i386 targets.
13956 2009-06-29 Richard Guenther <rguenther@suse.de>
13958 PR middle-end/14187
13959 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13961 (pt_solutions_same_restrict_base): Declare.
13962 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13964 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13965 (make_constraint_from, make_copy_constraint): Move earlier.
13966 (make_constraint_from_heapvar): New function.
13967 (make_constraint_from_restrict): Likewise.
13968 (handle_lhs_call): Use it.
13969 (find_func_aliases): Use it to track conversions to restrict
13970 qualified pointers.
13971 (struct fieldoff): Add only_restrict_pointers flag.
13972 (push_fields_onto_fieldstack): Initialize it.
13973 (create_variable_info_for): Track global restrict qualified pointers.
13974 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13975 Track restrict qualified pointer arguments.
13976 (set_uids_in_ptset): Use varinfo is_global_var flag.
13977 (find_what_var_points_to): Set the vars_contains_restrict flag.
13978 Always create the points-to solution for sets including restrict tags.
13979 (pt_solutions_same_restrict_base): New function.
13980 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13981 qualified pointers use pt_solutions_same_restrict_base as
13982 additional source for disambiguation.
13984 2009-06-29 Richard Guenther <rguenther@suse.de>
13986 PR middle-end/38212
13987 * alias.c (find_base_decl): Remove.
13988 (get_deref_alias_set_1): Remove restrict handling.
13989 * c-common.c (c_apply_type_quals_to_decl): Do not set
13990 DECL_POINTER_ALIAS_SET.
13991 * gimplify.c (find_single_pointer_decl_1): Remove.
13992 (find_single_pointer_decl): Likewise.
13993 (internal_get_tmp_var): Remove restrict handling.
13994 (gimple_regimplify_operands): Likewise.
13995 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13996 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13997 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13998 * tree.c (restrict_base_for_decl): Remove.
13999 (init_ttree): Do not allocate it.
14000 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14001 LABEL_DECL_UID for label decls.
14002 (copy_node_stat): Do not copy restrict information.
14003 (decl_restrict_base_lookup): Remove.
14004 (decl_restrict_base_insert): Likewise.
14005 (print_restrict_base_statistics): Likewise.
14006 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14007 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14008 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14009 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14010 (LABEL_DECL_UID): Adjust.
14011 (DECL_BASED_ON_RESTRICT_P): Remove.
14012 (DECL_GET_RESTRICT_BASE): Likewise.
14013 (SET_DECL_RESTRICT_BASE): Likewise.
14014 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14016 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14017 instead of DECL_POINTER_ALIAS_SET.
14018 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14019 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14020 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14022 2009-06-29 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/40579
14025 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14026 the IL to simplify has constants that overflowed.
14028 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14030 PR tree-optimization/40550
14031 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14032 vector_compute_type only when the size of vector_compute_type is
14033 less than the size of type.
14035 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14037 * fold-const.c (contains_label_1): Fix comments.
14038 (contains_label_p): Do not walk trees multiple time.
14040 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14042 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14043 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14044 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14045 ix86_fp_comparison_operator.
14046 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14047 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14048 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14049 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14050 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14051 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14052 (related splits): Change predicate to ix86_fp_comparison_operator.
14053 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14054 instead of ix86_fp_comparison_codes.
14055 (ix86_trivial_fp_comparison_operator,
14056 ix86_fp_comparison_operator): New.
14057 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14058 (ix86_expand_compare): Eliminate last two parameters.
14059 (ix86_fp_jump_nontrivial_p): Kill.
14060 * config/i386/i386.c (put_condition_code): Eliminate call to
14061 ix86_fp_comparison_codes and subsequent assertion.
14062 (ix86_fp_comparison_codes): Eliminate.
14063 (ix86_fp_swap_condition): New.
14064 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14065 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14066 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14067 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14068 and ix86_fp_swap_condition.
14069 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14070 Use ix86_fp_comparison_strategy.
14071 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14072 (ix86_fp_jump_nontrivial_p): Eliminate.
14073 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14074 call to ix86_expand_compare.
14075 (ix86_split_fp_branch, ix86_expand_setcc,
14076 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14077 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14079 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14081 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14082 related to jump_clobbers.
14083 * config/arm/arm.md (conds): Remove jump_clob case.
14084 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14085 splits): Change comparison_operator to arm_comparison_operator.
14086 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14089 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14091 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14092 condition for floating point modes.
14093 * expmed.c (emit_store_flag_1): Move here a bigger part
14094 of emit_store_flag.
14095 (emit_store_flag): Try swapping the condition for floating point
14097 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14099 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14101 * expr.c (expand_expr_real_1): Just use do_store_flag.
14102 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14103 emit_store_flag_force.
14104 * expmed.c (emit_store_flag_force): Copy here trick
14105 previously in expand_expr_real_1. Try reversing the comparison.
14106 (emit_store_flag_1): Work if target is NULL.
14107 (emit_store_flag): Work if target is NULL, using the result mode
14108 from the comparison. Use split_comparison, restructure final part
14109 to simplify conditionals.
14111 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14113 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14114 * dojump.c (do_jump): Change handling of floating-point
14115 ops to use just do_compare_and_jump.
14116 (split_comparison): New.
14117 (do_compare_rtx_and_jump): Add here logic coming previously
14118 in do_jump, using split_comparison.
14120 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14123 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14125 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14127 * tree-ssa-alias.c: Fix unintentional commit.
14129 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14131 * passes.c (execute_one_pass): Fix unintentional commit.
14133 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14135 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14136 (df_rd_local_compute, df_md_local_compute): Inline them.
14138 (df_md_scratch): New.
14139 (df_md_alloc, df_md_free): Allocate/free it.
14140 (df_md_local_compute): Only include live registers in init.
14141 (df_md_transfer_function): Prune the in-set computed by
14142 the confluence function, and the gen-set too.
14144 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14146 PR rtl-optimization/26854
14147 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14148 * df-problems.c (df_rd_add_problem): Fix comment.
14149 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14150 df_md_simulate_artificial_defs_at_top,
14151 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14152 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14153 df_md_transfer_function, df_md_init, df_md_confluence_0,
14154 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14155 problem_MD, df_md_add_problem): New.
14156 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14157 df_md_get_bb_info): New.
14158 (DF_LAST_PROBLEM_PLUS1): Adjust.
14160 * Makefile.in (fwprop.o): Include domwalk.h.
14161 * fwprop.c: Include domwalk.h.
14162 (reg_defs, reg_defs_stack): New.
14163 (bitmap_only_bit_between): Remove.
14164 (process_defs): New.
14165 (process_uses): Use reg_defs and local_md instead of
14166 bitmap_only_bit_between and local_rd.
14167 (single_def_use_enter_block): New, from build_single_def_use_links.
14168 (single_def_use_leave_block): New.
14169 (build_single_def_use_links): Remove code moved to
14170 single_def_use_enter_block, invoke domwalk.
14171 (use_killed_between): Adjust comment.
14173 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14175 * bitmap.h (bitmap_ior_and_into): New.
14176 * bitmap.c (bitmap_ior_and_into): New.
14178 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14180 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14181 before_dom_children_before_stmts and after_dom_children_after_stmts.
14182 Rename the two remaining callbacks to just before_dom_children and
14183 after_dom_children. Remove other GIMPLE statement walking bits.
14184 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14185 * graphite.c: Do not include domwalk.h.
14186 * tree-into-ssa.c (interesting_blocks): New global.
14187 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14188 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14189 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14190 now that they're not domwalk callbacks.
14191 (rewrite_initialize_block): Rename to...
14192 (rewrite_enter_block): ... this, place after called functions. Test
14193 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14194 (rewrite_finalize_block): Rename to...
14195 (rewrite_leave_block): ... this, place after called functions.
14196 (rewrite_update_init_block): Rename to...
14197 (rewrite_update_enter_block): ... this, place after called functions.
14198 Test interesting_blocks, call rewrite_update_stmt and
14199 rewrite_update_phi_arguments.
14200 (rewrite_update_fini_block): Rename to...
14201 (rewrite_leave_block): ... this, place after called functions.
14202 (rewrite_blocks): Remove last argument, simplify initialization of
14204 (mark_def_sites_initialize_block): Rename to...
14205 (mark_def_sites_block): ... this, call mark_def_sites.
14206 (mark_def_sites_blocks): Remove argument, simplify initialization of
14208 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14209 (update_ssa): Likewise.
14210 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14212 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14213 (dom_opt_initialize_block): Rename to...
14214 (dom_opt_enter_block): ... this, place after called functions. Walk
14215 statements here, inline propagate_to_outgoing_edges.
14216 (dom_opt_finalize_block): Rename to...
14217 (dom_opt_leave_block): ... this, place after called functions.
14218 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14220 (dse_enter_block, dse_record_phi): New.
14221 (dse_record_phis): Delete.
14222 (dse_finalize_block): Rename to...
14223 (dse_leave_block): ... this.
14224 (tree_ssa_dse): Simplify initialization of walk_data.
14225 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14226 Adjust initialization of walk_data.
14227 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14228 * tree-ssa-loop-phiopt.c (get_non_trapping):
14229 Adjust initialization of walk_data.
14230 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14231 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14232 it's not a domwalk callback.
14233 (uncprop_initialize_block): Rename to...
14234 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14235 (dse_finalize_block): Rename to...
14236 (dse_leave_block): ... this.
14237 (tree_ssa_uncprop): Simplify initialization of walk_data.
14238 * Makefile.in: Adjust dependencies.
14240 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14242 * arm.md (casesi): Fix test for Thumb1.
14243 (thumb1_casesi_internal_pic): Likewise.
14244 (thumb1_casesi_dispatch): Likewise.
14246 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14248 * config/arm/arm-cores.def: Added core cortex-m0.
14249 * config/arm/arm-tune.md: Regenerated.
14250 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14252 2009-06-26 DJ Delorie <dj@redhat.com>
14254 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14256 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14257 the scheduler doesn't tag jump insns.
14259 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14261 * c-decl.c (merge_decls): Re-indent.
14263 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14266 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14267 Special-case decimal float constants.
14269 2009-06-26 Richard Henderson <rth@redhat.com>
14271 * function.h (struct function): Add cannot_be_copied_reason,
14272 and cannot_be_copied_set.
14273 * tree-inline.c (has_label_address_in_static_1): Rename from
14274 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14275 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14276 don't set inline_forbidden_reason.
14277 (copy_forbidden): New function, split out of inline_forbidden_p.
14278 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14279 (inline_forbidden_p): Use copy_forbidden.
14280 (tree_versionable_function_p): Likewise.
14281 (inlinable_function_p): Merge into tree_inlinable_function_p.
14282 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14283 * ipa-cp.c (ipcp_versionable_function_p): New function.
14284 (ipcp_cloning_candidate_p): Use it.
14285 (ipcp_node_modifiable_p): Likewise.
14287 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14289 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14290 that is marked not to be inlined. Remove flag_mudflap use.
14291 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14292 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14294 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14297 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14298 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14300 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14302 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14304 (__mingwthr_remove_key_dtor): Likewise.
14306 2009-06-26 Richard Guenther <rguenther@suse.de>
14308 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14310 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14312 PR middle-end/40525
14313 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14314 try the non-cond_exec path also.
14316 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14319 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14320 (output_cbranch): Use new functions.
14321 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14324 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14325 Pat Haugen <pthaugen@us.ibm.com>
14326 Revital Eres <ERES@il.ibm.com>
14328 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14329 for %c error. Add %x support to print VSX registers as a unified
14330 register set, instead of separate float and altivec registers.
14331 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14332 %y case, and add support for VSX pre-modify addresses.
14333 (output_toc): Add assert for CONST containing an integer constant
14335 (rs6000_adjust_cost): Add POWER7 support.
14336 (insn_must_be_first_in_group): Ditto.
14337 (insn_must_be_last_in_group): Ditto.
14338 (rs6000_emit_popcount): Ditto.
14339 (rs6000_vector_mode_supported_p): Ditto.
14341 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14342 Change some of the functions called by macros to being called
14343 through a pointer, so debug functions can be inserted if
14344 -mdebug=addr or -mdebug=cost.
14345 (rs6000_preferred_reload_class_ptr): Ditto.
14346 (rs6000_secondary_reload_class_ptr): Ditto.
14347 (rs6000_secondary_memory_needed_ptr): Ditto.
14348 (rs6000_cannot_change_mode_class_ptr): Ditto.
14349 (rs6000_secondary_reload_inner): Ditto.
14350 (rs6000_legitimize_reload_address): Ditto.
14351 (rs6000_legitimize_reload_address_ptr): Ditto.
14352 (rs6000_mode_dependent_address): Ditto.
14353 (rs6000_mode_dependent_address_ptr): Ditto.
14355 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14356 function to return true if the mode allows reg + integer
14358 (virtual_stack_registers_memory_p): New function to return true if
14359 the address refers to a virtual stack register.
14360 (rs6000_legitimate_offset_address_p): Move code to say whether a
14361 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14363 (rs6000_legitimate_address_p): Add checks for modes that only can
14364 do reg+reg addressing. Start adding VSX support.
14365 (rs6000_legitimize_reload_address): Ditto.
14366 (rs6000_legitimize_address): Ditto.
14367 (rs6000_debug_legitimate_address_p): New debug functions for
14368 -mdebug=addr and -mdebug=cost.
14369 (rs6000_debug_rtx_costs): Ditto.
14370 (rs6000_debug_address_costs): Ditto.
14371 (rs6000_debug_adjust_cost): Ditto.
14372 (rs6000_debug_legitimize_address): Ditto.
14373 (rs6000_legitimize_reload_address_ptr): Point to call normal
14374 function or debug function. Make functions called via pointer
14376 (rs6000_mode_dependent_address_ptr): Ditto.
14377 (rs6000_secondary_reload_class_ptr): Ditto.
14378 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14379 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14380 into a friendlier error.
14381 (rs6000_init_builtins): Add initial VSX support.
14382 (rs6000_adjust_cost): Fix some spacing issues.
14384 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14385 (REG_CLASS_NAMES): Ditto.
14386 (REG_CLASS_CONTENTS): Ditto.
14387 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14388 pointer, to add -mdebug=addr support.
14389 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14390 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14391 -mdebug=addr support.
14392 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14393 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14394 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14396 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14398 (bswapsi*): Set attribute types for load/store. Add combiner
14399 patterns to eliminate zero extend on 64-bit.
14400 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14401 stdbrx if the hardware supports those instructions.
14403 2009-06-25 Ian Lance Taylor <iant@google.com>
14405 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14406 (Link Options): Document -static-libstdc++.
14408 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14411 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14412 DATA_ALIGNMENT instead.
14414 2009-06-25 Richard Guenther <rguenther@suse.de>
14416 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14417 indirect references against the callused/escaped solutions.
14418 (call_may_clobber_ref_p_1): Likewise.
14420 2009-06-25 Martin Jambor <mjambor@suse.cz>
14422 PR tree-optimization/40493
14423 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14424 (enum unscalarized_data_handling): New type.
14425 (handle_unscalarized_data_in_subtree): Return what has been done.
14426 (load_assign_lhs_subreplacements): Handle left flushes differently.
14427 (sra_modify_assign): Use unscalarized_data_handling, simplified
14428 condition determining whether to remove the statement.
14430 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14432 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14433 excerpt - @ should be doubled for texinfo.
14435 2009-06-24 Ian Lance Taylor <iant@google.com>
14437 * config/arc/arc.c: Include "df.h".
14438 (arc_attribute_table): Make static. Move higher in file.
14439 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14440 (output_shift): Initialize n later to avoid warning.
14441 * config/arm/arm.c (arm_attribute_table): Make static. Move
14443 * config/avr/avr.c (avr_attribute_table): Make static. Move
14445 (reg_class_tab): Change array type from int to enum reg_class.
14446 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14448 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14449 (lshrhi3_out): Likewise.
14450 (class_likely_spilled_p): Change return type to bool.
14451 (avr_rtx_costs): Use local code variable with enum type.
14452 * config/avr/avr.md (movmemhi): Use add_reg_note.
14453 (andhi3, andsi3): Don't use AS2 with "and".
14454 (iorhi3, iorsi3): Don't use AS2 with "or".
14455 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14456 * config/crx/crx.c: Include "df.h".
14457 (crx_attribute_table): Make static.
14458 * config/m32r/m32r.c: Include "df.h".
14459 (m32r_attribute_table): Make static. Move higher in file.
14460 (pop): Use add_reg_note.
14461 (block_move_call): Change 0 to LCT_NORMAL in function call.
14462 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14463 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14464 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14465 declare, not just when TREE_CODE is defined.
14466 * config/m68hc11/m68hc11.c: Include "expr.h".
14467 (m68hc11_attribute_table): Make static. Move higher in file.
14468 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14470 (m68hc11_register_indirect_p): Likewise.
14471 (m68hc11_function_arg_padding): Change return type to enum
14473 (emit_move_after_reload): Use add_reg_note.
14474 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14475 (m68hc11_split_logical): Likewise.
14476 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14478 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14479 to VOIDmode in function call.
14480 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14482 (m68hc11_split_logical): Update declaration.
14483 (m68hc11_function_arg_padding): Update declaration.
14484 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14485 to array of enum reg_class.
14486 (mcore_attribute_table): Make static. Move higher in file.
14487 (mcore_rtx_costs): Add cast to enum type.
14488 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14489 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14490 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14492 * config/sh/predicates.md (trapping_target_operand): Rename and to
14494 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14496 * config/spu/spu.c (spu_attribute_table): Make static. Move
14498 * config/v850/v850.c (v850_attribute_table): Make static. Move
14500 (v850_rtx_costs): Use local code with enum type.
14501 (expand_epilogue): Add cast.
14502 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14504 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14507 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14508 -m2a-single-only and -m2a-nofpu.
14509 * config/sh/sh.opt: Document m2a generates FPU code.
14511 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14513 * defaults.h (CAN_ELIMINATE): Provide default.
14514 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14515 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14516 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14517 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14518 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14519 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14520 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14521 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14522 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14523 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14525 2009-06-24 DJ Delorie <dj@redhat.com>
14527 * mep-ext-cop.cpu: Fix copyright notice.
14528 * mep-default: Fix copyright notice.
14529 * mep-core: Fix copyright notice.
14530 * mep: Fix copyright notice.
14531 * mep-ivc2: Fix copyright notice.
14532 * mep-c5: Fix copyright notice.
14534 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14536 * doc/contrib.texi (Contributors):
14538 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14540 PR middle-end/40501
14541 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14542 src and dst operands if necessary.
14544 2009-06-23 DJ Delorie <dj@redhat.com>
14547 * config.gcc: Add mep support.
14548 * recog.c: Resurrect validate_replace_rtx_subexp().
14549 * recog.h: Likewise.
14550 * config/mep/: Add new port:
14551 * config/mep/constraints.md: New file.
14552 * config/mep/default.h: New file.
14553 * config/mep/intrinsics.h: New file.
14554 * config/mep/intrinsics.md: New file.
14555 * config/mep/ivc2-template.h: New file.
14556 * config/mep/mep-c5.cpu: New file.
14557 * config/mep/mep-core.cpu: New file.
14558 * config/mep/mep-default.cpu: New file.
14559 * config/mep/mep-ext-cop.cpu: New file.
14560 * config/mep/mep-intrin.h: New file.
14561 * config/mep/mep-ivc2.cpu: New file.
14562 * config/mep/mep-lib1.asm: New file.
14563 * config/mep/mep-lib2.c: New file.
14564 * config/mep/mep-pragma.c: New file.
14565 * config/mep/mep-protos.h: New file.
14566 * config/mep/mep-tramp.c: New file.
14567 * config/mep/mep.c: New file.
14568 * config/mep/mep.cpu: New file.
14569 * config/mep/mep.h: New file.
14570 * config/mep/mep.md: New file.
14571 * config/mep/mep.opt: New file.
14572 * config/mep/predicates.md: New file.
14573 * config/mep/t-mep: New file.
14575 2009-06-23 Ian Lance Taylor <iant@google.com>
14577 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14578 from loose_warn into c_loose_warn and from strict_warn into
14579 c_strict_warn. Set and substitute warn_cxxflags. Check for
14580 --enable-build-with-cxx. Set and substitute
14581 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14582 * Makefile.in (CXXFLAGS): New variable.
14583 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14584 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14585 the default is the same as $(STRICT_WARN).
14586 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14587 (CXX): New variable.
14588 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14589 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14590 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14591 (HOST_LIBS): New variable.
14592 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14593 (ALL_CXXFLAGS): New variable.
14594 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14595 * doc/install.texi (Configuration): Document
14596 --enable-build-with-cxx, --with-stage1-ldflags,
14597 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14598 * configure: Rebuild.
14600 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14602 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14603 from previous commit.
14605 2009-06-23 Ian Lance Taylor <iant@google.com>
14607 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14609 2009-06-23 Ian Lance Taylor <iant@google.com>
14611 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14612 with ATTRIBUTE_UNUSED.
14614 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14615 Pat Haugen <pthaugen@us.ibm.com>
14616 Revital Eres <eres@il.ibm.com>
14618 * config.in (HAVE_AS_POPCNTD): Add default definition.
14619 (HAVE_AS_LWSYNC): Ditto.
14621 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14623 (gcc_cv_as_powerpc_cmpb): Ditto.
14624 (gcc_cv_as_powerpc_dfp): Ditto.
14625 (gcc_cv_as_powerpc_vsx): Ditto.
14626 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14627 supporting the popcntd/lwsync instructions.
14628 (gcc_cv_as_powerpc_lwsync): Ditto.
14629 * configure: Regenerate.
14631 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14632 -mcpu=native and -mcpu=power7.
14633 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14635 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14636 a variable instead of a mask to reduce the number of mask bits.
14637 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14638 (-mbit-word): Ditto.
14639 (-mregnames): Ditto.
14640 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14641 (-mfused-madd): Ditto.
14643 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14645 (-mvsx): New switch for VSX instructions.
14646 (-misel): Move from a variable to a mask to allow it to be set by
14649 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14650 function declaration to an array declaration.
14651 (rs6000_hard_regno_nregs): New external array declaration.
14653 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14654 files included by rs6000.md.
14656 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14657 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14659 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14661 (rs6000_debug_reg): New -mdebug= variables.
14662 (rs6000_debug_addr): Ditto.
14663 (rs6000_debug_cost): Ditto.
14664 (rs6000_pmode): New variable to hold Pmode.
14665 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14666 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14667 calculated at compiler start.
14668 (rs6000_hard_regno_nregs): Change function to an array which holds
14669 HARD_REGNO_NREGS calculated at compiler start.
14670 (rs6000_explicit_options): Delete isel field.
14671 (rs6000_vector_unit): New array to hold which vector unit
14672 supports arithmetic options for a given type.
14673 (rs6000_vector_mem): New array to hold which vector unit supports
14674 memory reference operations for a given type.
14675 (rs6000_vector_align): New array to given the alignment of each
14677 (power7_cost): New basic costs for power7.
14678 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14679 (rs6000_hard_regno_nregs_internal): New function, moved from
14680 HARD_REGNO_NREGS, to calculate the number of registers each hard
14681 register takes for each type.
14682 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14683 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14684 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14685 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14686 unit information here so it is calculated once at compiler startup
14688 (rs6000_override_options): Make -misel a target mask. Add more
14689 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14690 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14692 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14693 (rs6000_handle_option): Move -misel from variable to target mask.
14694 (rs6000_builtin_mask_for_load): Add VSX support.
14695 (rs6000_conditional_register_usage): Ditto.
14696 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14697 (function_arg_boundary): Ditto.
14698 (rs6000_expand_builtin): Ditto.
14699 (def_builtin): Make abort message a little friendlier.
14700 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14702 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14703 assembler support the popcntd instruction instead of a vsx
14704 instruction to enable power7 support.
14705 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14706 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14707 option to the assembler if -mcpu=native.
14708 (ASM_CPU_NATIVE_SPEC): Ditto.
14709 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14711 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14712 the lwsync instruction.
14713 (enum processor_type): Add PROCESSOR_POWER7.
14714 (rs6000_debug_reg): New -mdebug= options.
14715 (rs6000_debug_addr): Ditto.
14716 (rs6000_debug_cost): Ditto.
14717 (rs6000_isel): Delete.
14718 (enum rs6000_vector): New enum to say what vector unit we have.
14719 (VECTOR_UNIT_*): New macros to say which vector unit has
14720 arithmetic operations for a given type.
14721 (VECTOR_MEM_*): New macros to say which vector unit has memory
14722 operations for a given type.
14723 (TARGET_LDBRX): Whether the machine supports the ldbrx
14725 (TARGET_ISEL): Delete, -misel moved to be a mask.
14726 (TARGET_ISEL64): New macro for 64-bit isel support.
14727 (UNITS_PER_VSX_WORD): New macro.
14728 (POINTER_SIZE): Move to be an external variable, rather than
14729 calculating whether we are generating 32 ot 64-bit code.
14731 (STACK_BOUNDARY): Add VSX support.
14732 (LOCAL_ALIGNMENT): Ditto.
14733 (SLOW_UNALIGNED_ACCESS): Ditto.
14734 (VSX_REGNO_P): New macro for VSX support.
14735 (VFLOAT_REGNO_P): Ditto.
14736 (VINT_REGNO_P): Ditto.
14737 (VLOGICAL_REGNO_P): Ditto.
14738 (VSX_VECTOR_MODE): Ditto.
14739 (VSX_SCALAR_MODE): Ditto.
14741 (VSX_MOVE_MODE): Ditto.
14742 (VSX_REG_CLASS_P): Ditto.
14743 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14745 (UNITS_PER_SIMD_WORD): Add VSX support.
14746 (MODES_TIEABLE_P): Ditto.
14747 (STARTING_FRAME_OFFSET): Ditto.
14748 (STACK_DYNAMIC_OFFSET): Ditto.
14749 (EPILOGUE_USES): Ditto.
14750 (REGNO_REG_CLASS): Move to array lookup.
14751 (CLASS_MAX_NREGS): Ditto.
14752 (rs6000_vector_reg_class): Add declaration.
14753 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14754 overlap with the floating point and Altivec registers.
14756 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14758 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14759 give the appropriate asm switches if -mcpu=native.
14760 (host_detect_local_cpu): Add support for "asm".
14761 (host_detect_local_cpu): Follow GNU code guidelines for name.
14763 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14764 -mbit-word to a variable instead of being a target mask.
14766 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14767 emit the lwsync instruction instead of emitting the instruction as
14768 an integer constant.
14770 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14771 fixuns_trundfsi2, move expander into rs6000.md.
14773 * config/rs6000/rs6000.md (cpu): Add power7.
14774 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14775 (logical predicate patterns): Change the single instruction
14776 primitives that set CR0 to be fast_compare instead of compare.
14778 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14779 (popcntddi2): Ditto.
14780 (popcount<mode>): Ditto.
14781 (floating multiply/add insns): Name the floating point
14782 multiply/add insns.
14783 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14784 (isel_unsigned_<mode>): Ditto.
14785 (fixuns_trundfsi2): Move expander here from spe.md.
14786 (smindi3): Define if we have -misel on 64-bit systems.
14791 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14793 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14795 * config/avr/avr.c (avr_current_device): New variable.
14796 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14797 (avr_arch, mcu_type_s): Move to avr.h.
14798 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14799 default_data_section_start fields.
14800 (avr_arch): Moved from avr.c.
14801 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14802 library_name fields.
14803 (avr_current_device, avr_mcu_types, avr_arch_types,
14804 avr_device_to_arch, avr_device_to_data_start,
14805 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14806 (EXTRA_SPEC_FUNCTIONS): Define.
14807 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14808 options mapping. Use device_to_arch and device_to_data_start insted.
14809 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14810 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14811 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14812 * config/avr/driver-avr.c: New file.
14813 * config/avr/avr-devices.c: New file.
14815 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14817 * var-tracking.c (unshare_variable): Force initialized to
14818 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14819 (set_variable_part): Likewise.
14820 (struct variable_union_info): Remove pos_src field.
14821 (vui_vec, vui_allocated): New variables.
14822 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14823 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14824 == 1 use a simpler sorting algorithm. Compute pos field right
14825 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14826 Avoid quadratic comparison if !flag_var_tracking_uninit.
14827 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14828 unshare_variable unconditionally.
14829 (dataflow_set_different_2): Removed.
14830 (dataflow_set_different): Don't traverse second hash table.
14831 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14832 unconditionally to var_reg_set or var_mem_set.
14833 (emit_notes_in_bb): Likewise.
14834 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14836 (emit_note_insn_var_location): Don't set initialized to
14837 VAR_INIT_STATUS_INITIALIZED early.
14838 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14840 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14842 * tree-object-size.c (addr_object_size): Instead of checking
14843 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14844 are no FIELD_DECLs following it.
14846 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14848 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14849 order to match bswaps with signed source operands.
14851 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14853 * sdbout.c (sdbout_one_type): Fix braces in switch.
14855 2009-06-23 Richard Guenther <rguenther@suse.de>
14857 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14859 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14860 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14861 var_callused, callused_tree, var_storedanything, storedanything_tree,
14862 var_integer, integer_tree): Remove global variables.
14863 (new_var_info): Do not pass new id, append the new var to the
14864 global variable vector.
14865 (do_ds_constraint): Use is_global_var member of the variable-info.
14866 (new_scalar_tmp_constraint_exp): Adjust.
14867 (create_function_info_for): Likewise.
14868 (create_variable_info_for): Likewise.
14869 (find_what_var_points_to): Remove dead code.
14870 (init_base_vars): Simplify.
14871 (compute_points_to_sets): Adjust.
14873 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14875 * combine.c (try_combine): Dump information about the insns we're
14878 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14880 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14881 check when calling force_to_mode on TRUNCATE's operand.
14883 2009-06-22 Ian Lance Taylor <iant@google.com>
14885 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14887 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14889 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14891 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14893 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14894 override library linkage flags such as -static-libgcc or
14897 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14899 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14901 2009-06-22 Ian Lance Taylor <iant@google.com>
14903 * config/linux.opt: Put mglibc ahead of muclibc.
14905 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14906 for duplicate decls.
14908 2009-06-22 Matthias Klose <doko@ubuntu.com>
14910 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14912 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14915 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14916 instead of NULL if a parser error occurs.
14918 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14920 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14921 non-DWARF2_DEBUGGING_INFO version.
14923 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14925 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14926 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14928 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14929 (LIBGCC2_TF_CEXT): Define.
14932 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14935 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14937 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14939 * config/arm/arm.c (arm_override_options): Disable
14940 -mcaller-super-interworking and -mcallee-super-interworking.
14941 * doc/invoke.texi (ARM Options): Document this.
14943 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14945 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14946 * config/arm/constraints.md (j): New constraint for movw operands.
14947 (N): Remove thumb2 meaning.
14948 * config/arm/arm.md (*arm_movw): Delete.
14949 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14950 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14951 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14953 2009-06-22 Martin Jambor <mjambor@suse.cz>
14955 PR tree-optimization/40492
14956 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14957 build_ref_for_offset.
14959 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14961 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14962 JUMP_TABLE_DATA_P predicates where applicable.
14963 * auto-inc-dec.c: Ditto.
14964 * builtins.c: Ditto.
14965 * caller-save.c: Ditto.
14967 * cfgcleanup.c: Ditto.
14968 * cfglayout.c: Ditto.
14970 * combine.c: Ditto.
14971 * combine-stack-adj.c: Ditto.
14975 * df-scan.c: Ditto.
14977 * dwarf2asm.c: Ditto.
14978 * dwarf2out.c: Ditto.
14979 * emit-rtl.c: Ditto.
14985 * function.c: Ditto.
14988 * genpreds.c: Ditto.
14989 * genrecog.c: Ditto.
14991 * ira-costs.c: Ditto.
14992 * ira-lives.c: Ditto.
14994 * loop-iv.c: Ditto.
14995 * lower-subreg.c: Ditto.
14996 * modulo-sched.c: Ditto.
14998 * postreload.c: Ditto.
14999 * print-rtl.c: Ditto.
15001 * reginfo.c: Ditto.
15002 * regmove.c: Ditto.
15003 * reload1.c: Ditto.
15006 * rtlanal.c: Ditto.
15008 * sched-vis.c: Ditto.
15010 * sel-sched-ir.c: Ditto.
15011 * simplify-rtx.c: Ditto.
15012 * targhooks.c: Ditto.
15013 * var-tracking.c: Ditto.
15014 * vmsdbgout.c: Ditto.
15016 2009-06-22 Matthias Klose <doko@ubuntu.com>
15018 * Makefile.in (install-plugin): Always use DESTDIR.
15020 2009-06-22 Olivier Hainque <hainque@adacore.com>
15022 * config/pa/pa.c (output_call): Don't optimize post call jumps
15023 into return address adjustments if the call may throw.
15025 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15027 * arm.c (thumb1_output_casesi): New function.
15028 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15029 optimizing for size or PIC.
15030 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15031 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15032 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15033 (thumb1_casesi_internal_pic): New expand rule.
15034 (thumb1_casesi_dispatch): New pattern.
15035 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15037 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15038 in the text seciton when PIC or optimizing for size.
15039 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15040 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15041 preservation properties of code.
15042 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15043 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15044 (__gnu_thumb1_case_si): New function.
15045 * t-arm (LIB1ASMSRC): Define here.
15046 (LIB1ASMFUNCS): Add some common functions.
15047 * t-arm-elf (LIB1ASMSRC): Delete.
15048 (LIB1ASMFUNCS): Append to existing set.
15049 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15050 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15051 * t-symbian (LIB1ASMFUNCS): Likewise.
15052 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15053 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15055 2009-06-21 Richard Guenther <rguenther@suse.de>
15057 PR tree-optimization/38729
15058 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15059 to loops with a single exit if -fno-expensive-optimizations.
15061 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15063 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15064 (dataflow_set): Change vars type from htab_t to shared_hash.
15065 (shared_hash_pool, empty_shared_hash): New variables.
15066 (vars_clear): Removed.
15067 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15068 shared_hash_find_slot_unshare, shared_hash_find_slot,
15069 shared_hash_find_slot_noinsert, shared_hash_find): New
15071 (shared_hash_unshare, shared_hash_destroy): New functions.
15072 (unshare_variable): Unshare set->vars if shared, use
15074 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15075 (get_init_value, find_src_set_src, dump_dataflow_set,
15076 clobber_variable_part, emit_notes_for_differences): Use
15078 (dataflow_set_init): Remove second argument, set vars to
15079 empty_shared_hash instead of creating a new htab.
15080 (dataflow_set_clear): Call shared_hash_destroy and set vars
15081 to empty_shared_hash instead of calling vars_clear.
15082 (dataflow_set_copy): Don't call vars_copy, instead just share
15083 the src htab with dst.
15084 (variable_union): Use shared_hash_*, use initially NO_INSERT
15085 lookup if set->vars is shared. Don't keep slot cleared before
15086 calling unshare_variable. Unshare set->vars if needed.
15087 Even ->refcount == 1 vars must be unshared if set->vars is shared
15088 and var needs to be modified.
15089 (variable_canonicalize): New function.
15090 (dataflow_set_union): If dst->vars is empty, just share src->vars
15091 with dst->vars and traverse with variable_canonicalize to canonicalize
15092 and unshare what is needed.
15093 (dataflow_set_different): If old_set and new_set use the same shared
15094 htab, they aren't different. If number of htab elements is different,
15095 htabs are different. Use shared_hash_*.
15096 (dataflow_set_destroy): Call shared_hash_destroy instead of
15098 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15099 second argument to dataflow_set_init.
15100 (vt_initialize): Likewise. Initialize shared_hash_pool and
15101 empty_shared_hash, move bb in/out initialization afterwards.
15102 Use variable_htab_free instead of NULL as changed_variables del hook.
15103 (variable_was_changed): Change type of second argument to pointer to
15104 dataflow_set. When inserting var into changed_variables, bump
15105 refcount. Unshare set->vars if set is shared htab and slot needs to
15107 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15108 lookup if set->vars is shared. Unshare set->vars if needed.
15109 Even ->refcount == 1 vars must be unshared if set->vars is shared
15110 and var needs to be modified. Adjust variable_was_changed caller.
15111 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15112 vars must be unshared if set->vars is shared and var needs to be
15113 modified. Adjust variable_was_changed caller.
15114 (emit_note_insn_var_location): Don't pool_free var.
15115 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15117 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15118 free_alloc_pool on shared_hash_pool.
15120 2009-06-20 Anthony Green <green@moxielogic.com>
15122 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15123 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15125 2009-06-20 Richard Guenther <rguenther@suse.de>
15127 * tree-ssa-structalias.c (find_func_aliases): For memset use
15128 a constraint from NULL if we memset to zero.
15129 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15130 we explicitly handle that do not read from memory.
15131 (call_may_clobber_ref_p_1): Properly handle builtins that may
15134 2009-06-20 Richard Guenther <rguenther@suse.de>
15136 PR tree-optimization/40495
15137 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15138 (new_scalar_tmp_constraint_exp): New function.
15139 (process_constraint): Do not create temporary decls.
15140 (process_all_all_constraints): Likewise.
15141 (handle_const_call): Likewise.
15142 (create_function_info_for): Do not set decl.
15144 2009-06-19 Ian Lance Taylor <iant@google.com>
15146 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15147 (rs6000_attribute_table): Make static; move before use.
15149 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15151 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15152 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15153 Propagate the TREE_READONLY flag without overwriting it.
15154 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15155 Propagate the TREE_READONLY flag onto the result.
15156 (process_call_operands): Move around. Use correct constant value.
15158 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15161 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15162 * config/arm/arm.md: Likewise.
15164 2009-06-19 Ian Lance Taylor <iant@google.com>
15166 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15167 to GIMPLE_ERROR_MARK.
15169 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15170 op2_original_type parameters. Warn about using different enum types.
15171 * c-parser.c (c_parser_conditional_expression): Pass original
15172 types to build_conditional_expr.
15173 * c-tree.h (build_conditional_expr): Update declaration.
15175 2009-06-19 Ian Lance Taylor <iant@google.com>
15177 * config/i386/i386.c (ix86_function_specific_save): Test that
15178 fields match values, rather than testing the values are in a
15181 2009-06-19 Richard Guenther <rguenther@suse.de>
15183 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15184 ADDR_EXPR pointers.
15185 (ptr_derefs_may_alias_p): Likewise.
15186 (ptr_deref_may_alias_ref_p_1): New function.
15187 (ptr_deref_may_alias_ref_p): Likewise.
15188 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15189 covered by looking at the ESCAPED solution.
15190 (call_may_clobber_ref_p_1): Likewise.
15191 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15192 Handle NULL_TREE offset. Do not produce redundant constraints.
15193 (process_all_all_constraints): New helper function.
15194 (do_structure_copy): Use it.
15195 (handle_lhs_call): Likewise.
15196 (find_func_aliases): Handle some builtins with pointer arguments
15197 and/or return values explicitly.
15199 2009-06-19 Ian Lance Taylor <iant@google.com>
15201 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15203 2009-06-19 Ian Lance Taylor <iant@google.com>
15205 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15207 2009-06-19 Ian Lance Taylor <iant@google.com>
15209 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15210 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15213 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15214 uninitialized const.
15216 2009-06-19 Ian Lance Taylor <iant@google.com>
15218 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15221 * c-decl.c (in_struct, struct_types): Remove.
15222 (struct c_binding): Add in_struct field.
15223 (c_binding_ptr): Define type, along with VEC.
15224 (struct c_struct_parse_info): Define.
15225 (struct_parse_info): New static variable.
15226 (bind): Initialize in_struct field.
15227 (start_struct): Remove enclosing_in_struct and
15228 enclosing_struct_types parameters. Add
15229 enclosing_struct_parse_info parameter. Change all callers. Set
15230 struct_parse_info rather than in_struct and struct_types.
15231 (grokfield): If -Wc++-compat and there is a symbol binding for the
15232 field name, set the in_struct flag and push it on the
15233 struct_parse_info->fields vector.
15234 (warn_cxx_compat_finish_struct): New static function.
15235 (finish_struct): Remove enclosing_in_struct and
15236 enclosing_struct_types parameters. Add
15237 enclosing_struct_parse_info parameter. Change all callers. Don't
15238 set C_TYPE_DEFINED_IN_STRUCT here. Call
15239 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15240 parameter. Only push on struct_types if warn_cxx_compat.
15241 (finish_enum): Only push on struct_types if warn_cxx_compat.
15242 (declspecs_add_type): Add loc parameter. Change all callers.
15243 Change all error calls to error_at. Pass loc, not input_location,
15244 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15245 defined in a struct. If -Wc++-compat and parsing a struct, record
15246 that a typedef name was used.
15247 * c-parser.c (c_parser_declspecs): Get location to pass to
15248 declspecs_add_type.
15249 (c_parser_struct_or_union_specifier): Update calls to start_struct
15251 * c-tree.h (struct c_struct_parse_info): Declare.
15252 (finish_struct, start_struct): Update declarations.
15253 (declspecs_add_type): Update declaration.
15255 2009-06-19 Ian Lance Taylor <iant@google.com>
15257 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15258 variable with an anonymous type.
15260 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15262 * see.c: Remove for real.
15264 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15266 * optabs.h (enum optab_index): Add new OTI_significand.
15267 (significand_optab): Define corresponding macro.
15268 * optabs.c (init_optabs): Initialize significand_optab.
15269 * genopinit.c (optabs): Implement significand_optab using
15270 significand?f2 patterns.
15271 * builtins.c (expand_builtin_mathfn): Handle
15272 BUILT_IN_SIGNIFICAND{,F,L}.
15273 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15274 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15276 * config/i386/i386.md (significandxf2, significand<mode>2): New
15277 expanders to implement significandf, significand and significandl
15278 built-ins as inline x87 intrinsics.
15280 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15282 * config/avr/avr.c (avr_override_options): Remove setting value of
15283 PARAM_INLINE_CALL_COST.
15285 2009-06-18 Richard Henderson <rth@redhat.com>
15288 * tree-pass.h (TDF_ASMNAME): New.
15289 * tree-dump.c (dump_options): Add asmname.
15290 * doc/invoke.texi: Document it.
15292 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15293 (dump_decl_name): ...here.
15294 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15295 (dump_generic_node): Update dump_function_name calls.
15296 (print_call_name): New flags arg; update all dump calls.
15297 * diagnostic.h (print_call_name): Update.
15298 * gimple-pretty-print.c (dump_gimple_call): Update.
15300 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15303 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15305 2009-06-18 Diego Novillo <dnovillo@google.com>
15307 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15308 * plugin.c (str_license): Declare.
15309 (try_init_one_plugin): Assert that the symbol
15310 'plugin_is_GPL_compatible' exists.
15312 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15315 * Makefile.in (OBJS-common): Remove see.o.
15317 * common.opt (fsee): Mark as preserved for backward compatibility.
15318 * opts.c (common_handle_option): Add OPT_fsee to the backward
15319 compatibility section.
15320 * passes.c (init_optimization_passes, pass_see): Remove pass.
15321 * timevar.def (TV_SEE): Remove.
15322 * tree-pass.h (pass_see): Remove declaration.
15323 * doc/invoke.texi (-fsee): Remove documentation.
15325 2009-06-18 Martin Jambor <mjambor@suse.cz>
15327 * tree-sra.c: Include statistics.h
15328 (sra_stats): New variable.
15329 (sra_initialize): Clear sra_stats.
15330 (create_access_replacement): Increment sra_stats.replacements.
15331 (get_access_replacement): Do not return twice.
15332 (analyze_all_variable_accesses): Increment statistics counter by the
15333 number of scalarized aggregates.
15334 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15335 (sra_modify_expr): Increment sra_stats.exprs.
15336 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15337 (sra_modify_assign): Increment sra_stats.exprs,
15338 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15339 (perform_intra_sra): Update statistics counters.
15340 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15342 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15344 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15345 (arm_scalar_mode_supported_p): New function.
15347 2009-06-18 Paul Brook <paul@codesourcery.com>
15348 Sandra Loosemore <sandra@codesourcery.com>
15350 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15351 (__extendhfsf2, __truncsfhf2): Define.
15352 * config/arm/fp16.c: New file.
15353 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15354 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15356 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15358 * doc/extend.texi (Half-Precision): New section.
15359 * doc/invoke.texi (Option Summary): List -mfp16-format.
15360 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15361 * config/arm/arm.opt (mfp16-format=): New.
15362 * config/arm/arm.c: Include intl.h.
15363 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15364 (TARGET_INVALID_RETURN_TYPE): Redefine.
15365 (TARGET_PROMOTED_TYPE): Redefine.
15366 (TARGET_CONVERT_TO_TYPE): Redefine.
15367 (arm_fp16_format): Define.
15368 (all_fpus): Add entry for neon-fp16.
15369 (fp_model_for_fpu): Likewise.
15370 (struct fp16_format): Declare.
15371 (all_fp16_formats): Define.
15372 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15374 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15376 (arm_legitimate_index_p): Treat HFmode like HImode.
15377 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15378 (coproc_secondary_reload_class): Special-case HFmode.
15379 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15380 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15381 (arm_init_fp16_builtins): New.
15382 (arm_init_builtins): Call it.
15383 (arm_invalid_parameter_type): New.
15384 (arm_invalid_return_type): New.
15385 (arm_promoted_type): New.
15386 (arm_convert_to_type).
15387 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15389 (arm_emit_fp16_const): New function.
15390 (arm_mangle_type): Mangle __fp16 as "Dh".
15391 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15393 (TARGET_NEON_FP16): New.
15394 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15395 (enum fputype): Add FPUTYPE_NEON_FP16.
15396 (enum arm_fp16_format_type): Declare.
15397 (arm_fp16_format): Declare.
15398 (LARGEST_EXPONENT_IS_NORMAL): Define.
15399 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15400 * config/arm/arm-modes.def (HFmode): Define.
15401 * config/arm/vfp.md (*movhf_vfp): New.
15402 (extendhfsf2): New.
15404 * config/arm/arm.md (fpu): Add neon_fp16.
15405 (floatsihf2, floatdihf2): New.
15406 (fix_trunchfsi2, fix_trunchfdi2): New.
15408 (extendhfdf2): New.
15410 (*arm32_movhf): New.
15411 (*thumb1_movhf): New.
15412 (consttable_2): Add check for HFmode constants.
15413 (consttable_4): Handle HFmode constants.
15415 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15417 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15419 2009-06-17 Olivier Hainque <hainque@adacore.com>
15421 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15422 const char ** conversion in AIX specific section.
15424 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15426 * config/i386/i386.c (ix86_special_builtin_type): Remove
15427 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15428 (bdesc_special_args): Updated.
15429 (ix86_init_mmx_sse_builtins): Likewise.
15430 (ix86_expand_special_args_builtin): Likewise.
15432 2009-06-17 Richard Henderson <rth@redhat.com>
15434 * tree-pretty-print.c (maybe_dump_asm_name): New.
15435 (dump_decl_name): Use it.
15436 (PRINT_FUNCTION_NAME): Merge into...
15437 (dump_function_name): ... here. Use maybe_dump_asm_name.
15439 2009-06-17 Cary Coutant <ccoutant@google.com>
15441 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15443 * debug.c (struct gcc_debug_hooks): Change placeholder for
15445 (debug_nothing_int_charstar_int): Replaced by...
15446 (debug_nothing_int_charstar_int_bool): ...this.
15447 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15448 source_line prototype.
15449 (debug_nothing_int_charstar_int): Replaced by...
15450 (debug_nothing_int_charstar_int_bool): ...this.
15451 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15452 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15453 Output is_stmt operand when necessary.
15454 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15455 (notice_source_line): Add is_stmt parameter.
15456 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15457 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15459 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15460 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15462 2009-06-17 Ian Lance Taylor <iant@google.com>
15464 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15466 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15469 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15471 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15472 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15473 tree_strip_sign_nop_conversions and
15474 tree_ssa_strip_useless_type_conversions rather than stripping
15475 the operations here.
15476 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15478 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15479 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15480 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15481 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15484 2009-06-17 Michael Eager <eager@eagercon.com>
15486 * config/rs6000/constraints.md (register_constraint "d"): New.
15487 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15488 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15489 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15490 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15491 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15492 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15493 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15494 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15495 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15496 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15498 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15499 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15500 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15501 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15502 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15503 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15504 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15505 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15506 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15507 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15508 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15509 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15510 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15511 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15513 2009-06-16 Ian Lance Taylor <iant@google.com>
15515 * profile.c (total_num_never_executed): Don't define.
15516 (compute_branch_probabilities): Don't count or print
15517 num_never_executed.
15518 (init_branch_prob): Don't set total_num_never_executed.
15519 (end_branch_prob): Don't print total_num_never_executed.
15521 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15523 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15525 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15527 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15528 (nabstd2_fpr): Same.
15530 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15532 * expr.c (expand_assignment): Change complex type check.
15534 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15536 * doc/plugins.texi (Building GCC plugins): Added new section.
15538 2009-06-17 Ian Lance Taylor <iant@google.com>
15540 * c-pch.c (get_ident): Don't set size of templ array.
15541 (pch_init): Don't set size of partial_pch array.
15543 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15544 string constant to intialize an array whose size is the length of
15547 2009-06-17 Richard Guenther <rguenther@suse.de>
15549 PR tree-optimization/40389
15550 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15551 to addressable types.
15552 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15554 2009-06-17 Richard Guenther <rguenther@suse.de>
15556 PR middle-end/40460
15557 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15558 if there is no evolution of left in the loop bail out.
15559 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15560 chrec_fold_multiply.
15562 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15563 Janis Johnson <janis187@us.ibm.com>
15566 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15567 for the symbol ref of a constant that is the source of a move
15568 - nor for any other not-obvious-label-ref constants.
15570 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15572 * plugin.c (position_pass): Skip newly inserted pass during list
15573 traversal to avoid repeated insertion.
15575 2009-06-16 Ian Lance Taylor <iant@google.com>
15577 * vec.h (VEC_stack_alloc): Define different version if
15578 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15579 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15580 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15581 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15583 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15585 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15587 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15588 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15589 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15590 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15591 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15592 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15593 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15594 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15595 __builtin_ia32_rdtscp.
15596 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15597 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15598 and __builtin_ia32_rorhi.
15599 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15600 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15601 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15602 (ix86_expand_args_builtin): Likewise.
15603 (ix86_expand_special_args_builtin): Likewise.
15605 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15606 (UNSPECV_RDTSC): Likewise.
15607 (UNSPECV_RDPMC): Likewise.
15608 (*bsr): Renamed to ...
15610 (*bsr_rex64): Renamed to ...
15613 (*rdpmc): Likewise.
15614 (*rdpmc_rex64): Likewise.
15616 (*rdtsc): Likewise.
15617 (*rdtsc_rex64): Likewise.
15618 (rdtscp): Likewise.
15619 (*rdtscp): Likewise.
15620 (*rdtscp_rex64): Likewise.
15622 * config/i386/ia32intrin.h: New.
15624 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15626 2009-06-16 Ian Lance Taylor <iant@google.com>
15628 * ira-build.c (copy_info_to_removed_store_destinations):
15629 Initialize parent_a.
15631 2009-06-16 Ian Lance Taylor <iant@google.com>
15633 * c-decl.c (grokdeclarator): Change size_varies to bool.
15635 2009-06-16 Ian Lance Taylor <iant@google.com>
15637 * sel-sched.c: Make forward declarations of move_op_hooks and
15638 fur_hooks explicitly extern.
15640 2009-06-16 Ian Lance Taylor <iant@google.com>
15642 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15643 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15645 2009-06-16 Ian Lance Taylor <iant@google.com>
15647 * resource.c (mark_referenced_resources): Change
15648 include_delayed_effects parameter to bool. Change all callers.
15649 (mark_end_of_function_resources): Likewise.
15650 * reorg.c (insn_references_resource_p): Likewise.
15651 (insn_sets_resource_p): Likewise.
15652 * resource.h (mark_referenced_resources): Update declaration.
15653 (mark_end_of_function_resources): Update declaration.
15655 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15657 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15659 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15661 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15662 GCC can bootstrap on AIX with GNU Binutils 2.20.
15664 2009-06-16 Ian Lance Taylor <iant@google.com>
15666 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15668 2009-06-16 Ian Lance Taylor <iant@google.com>
15670 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15671 inline, not extern inline.
15672 (exact_log2): Likewise.
15673 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15675 (exact_log2): Likewise, but don't test CTZ_HWI.
15677 2009-06-16 Ian Lance Taylor <iant@google.com>
15679 * bitmap.c (bitmap_clear): Don't declare as inline.
15680 * gimple.c (gimplify_assign): Likewise.
15681 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15682 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15683 (sched_scan_info): Remove duplicate definition.
15685 2009-06-16 Ian Lance Taylor <iant@google.com>
15687 * c-common.c (skip_evaluation): Don't define.
15688 (c_inhibit_evaluation_warnings): Define global variable.
15689 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15690 than skip_evaluation.
15691 (convert_and_check, warn_for_div_by_zero): Likewise.
15692 * c-common.h (skip_evaluation): Don't declare.
15693 (c_inhibit_evaluation_warnings): Declare.
15694 * c-parser.c (c_parser_typeof_specifier): Set
15695 c_inhibit_evaluation_warnings rather than skip_evaluation.
15696 (c_parser_conditional_expression): Likewise.
15697 (c_parser_binary_expression): Likewise.
15698 (c_parser_sizeof_expression): Likewise.
15699 (c_parser_alignof_expression): Likewise.
15700 * c-typeck.c (build_indirect_ref): Check
15701 c_inhibit_evaluation_warnings rather than skip_evaluation.
15702 (build_conditional_expr, build_binary_op): Likewise.
15704 2009-06-16 Richard Guenther <rguenther@suse.de>
15706 * tree-ssa-alias.c (is_escape_site): Remove.
15707 * tree-ssa-alias.h (enum escape_type): Remove.
15708 (is_escape_site): Likewise.
15709 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15710 via casts and asms without deferring to is_escape_site.
15712 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15714 PR middle-end/40446
15715 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15716 use gen_lowpart if op0 has complex mode.
15718 2009-06-16 Richard Guenther <rguenther@suse.de>
15720 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15721 variables add them to ESCAPED.
15722 (find_func_aliases): Do not make all indirectly stored values escaped.
15724 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15726 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15727 make_decl_one_only.
15729 2009-06-16 Martin Jambor <mjambor@suse.cz>
15731 PR tree-optimization/40432
15732 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15733 check whether we need to force gimple register operand.
15735 2009-06-16 Martin Jambor <mjambor@suse.cz>
15737 PR tree-optimization/40413
15738 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15739 build_ref_for_offset.
15740 (propagate_subacesses_accross_link): Fix a typo in a comment.
15742 2009-06-16 Ira Rosen <irar@il.ibm.com>
15744 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15745 with additional parameter.
15746 * tree-vectorizer.h (enum vect_def_type): Add new value
15748 (enum vect_relevant): Add comments.
15749 (vect_is_simple_reduction): Add new argument.
15750 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15751 Detect nested cycles.
15752 (vect_is_simple_reduction): Update documentation, add an argument to
15753 distinguish inner-loop reduction from nested cycle, detect nested
15754 cycles, fix printings and indentation, don't swap operands in case
15756 (get_initial_def_for_reduction): Handle subtraction.
15757 (vect_create_epilog_for_reduction): Add new argument to specify
15758 reduction variable.
15759 (vect_finalize_reduction): Handle subtraction, fix comments.
15760 (vectorizable_reduction): Handle nested cycles. In case of nested
15761 cycle keep track of the reduction variable position. Call
15762 vect_is_simple_reduction with additional parameter. Use original
15763 statement code in reduction epilogue for nested cycle. Call
15764 vect_create_epilog_for_reduction with additional parameter.
15765 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15766 inner-loop vectorization.
15767 (vect_recog_widen_sum_pattern): Likewise.
15768 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15770 (vect_mark_stmts_to_be_vectorized): Likewise.
15771 (vect_get_vec_def_for_operand): Handle nested cycles.
15773 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15775 * doc/invoke.texi (Debugging Options): Fix option index entries
15776 for -fdump-statistics, -frandom-seed add entries for
15777 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15778 (FRV Options): Fix entries for -mTLS, -mtls.
15779 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15780 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15781 (M68hc1x Options): Fix @itemx for -mnominmax.
15782 (MCore Options): Fix entry for -mno-lsim.
15783 (MMIX Options): Fix entry for -mabi=mmixware.
15784 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15786 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15788 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15789 Mention the plugin mode of gengtype.
15790 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15791 * gengtype.c: Updated copyright.
15792 (plugin_files, nb_plugin_files) Added new static variables.
15793 (measure_input_list) Care about plugin_files.
15794 (write_rtx_next): Added early return in plugin mode.
15795 (create_file): Updated copyright year in generated file. Added
15797 (oprintf): Added early return if NULL outf.
15798 (get_output_file_with_visibility): Care of plugin_files.
15799 (get_output_file_name): May return null.
15800 (write_local): Added early return.
15801 (put_mangled_filename): Ditto.
15802 (finish_root_table): Added check for base_files.
15803 (write_roots): Care about null when plugins.
15804 (main): Added plugin mode.
15806 2009-06-15 Ian Lance Taylor <iant@google.com>
15808 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15809 * gcov.c (read_count_file): Add braces around variables declared
15812 * c.opt (Wjump-misses-init): New warning.
15813 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15814 -Wall and -Wc++-compat if not already set.
15815 (c_common_post_options): Clear warn_jump_misses_init if it was not
15817 * c-decl.c (struct c_binding): Change type field to a union with
15818 new label field. Make it the first field in the struct. Update
15819 references to type to use u.type instead.
15820 (struct c_spot_bindings): Define.
15821 (struct c_goto_bindings): Define.
15822 (c_goto_bindings_p): Define, along with VECs.
15823 (struct c_label_vars): Define.
15824 (struct c_scope): Add has_label_bindings field.
15825 (bind_label, set_spot_bindings): New static functions.
15826 (decl_jump_unsafe, update_spot_bindings): New static functions.
15827 (update_label_decls): New static function.
15828 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15829 Update binding u.label field to shadowed field.
15830 (c_binding_start_stmt_expr): New function.
15831 (c_binding_end_stmt_expr): New function.
15832 (pushdecl): Don't call c_begin_vm_scope.
15833 (make_label): Add defining and p_label_vars parameters. Change
15835 (lookup_label): Correct test for whether a label has not yet been
15836 defined. Call bind_label rather than bind.
15837 (warn_about_goto): New static function.
15838 (lookup_label_for_goto): New function.
15839 (declare_label): Call bind_label rather than bind.
15840 (check_earlier_gotos): New static function.
15841 (define_label): Don't give errors about jumping into statement
15842 expressions or scopes of variably modified types. Call
15843 set_spot_bindings and check_earlier_gotos. Call bind_label
15844 instead of bind. Don't set label_context_stack_se or
15845 label_context_stack_vm.
15846 (c_get_switch_bindings): New function.
15847 (c_release_switch_bindings): New function.
15848 (c_check_switch_jump_warnings): New function.
15849 (start_function): Don't set label_context_stack_se or
15850 label_context_stack_vm.
15851 (finish_function): Likewise.
15852 * c-typeck.c (label_context_stack_se): Don't define.
15853 (label_context_stack_vm): Don't define.
15854 (c_finish_goto_label): Call lookup_label_for_goto rather than
15855 lookup_label. Don't give errors about jumping into a statement
15856 expression or the scope of a variably modified type. Don't set
15857 label_context_stack_se or label_context_stack_vm.
15858 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15859 fields. Add bindings field.
15860 (c_start_case): Don't set deleted fields. Set bindings field.
15861 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15862 or blocked_vm. Call c_check_switch_jump_warnings.
15863 (c_finish_case): Don't test blocked_stmt_expr field. Call
15864 c_release_switch_bindings.
15865 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15866 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15867 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15868 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15869 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15870 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15871 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15872 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15873 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15874 (C_DECL_UNJUMPABLE_VM): Don't define.
15875 (C_DECL_UNDEFINABLE_VM): Don't define.
15876 (struct c_label_list): Don't define.
15877 (struct c_label_context_se): Don't define.
15878 (struct c_label_context_vm): Don't define.
15879 (struct c_spot_bindings): Declare.
15880 (c_bindings_start_stmt_expr): Declare.
15881 (c_bindings_end_stmt_expr): Declare.
15882 (lookup_label_for_goto): Declare.
15883 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15884 (c_check_switch_jump_warnings): Declare.
15885 (label_context_stack_se, label_context_stack_vm): Don't declare.
15886 (c_finish_goto_label): Update declaration.
15887 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15888 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15889 (Warning Options): Document -Wjump-misses-init.
15891 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15893 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15896 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15898 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15900 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15902 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15904 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15906 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15908 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15910 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15911 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15912 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15913 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15914 * dwarf2asm.c (dw2_force_const_mem): Update call to
15915 make_decl_one_only.
15916 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15917 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15918 * langhooks.c (lhd_comdat_group): Remove.
15919 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15920 * tree.h (DECL_COMDAT_GROUP): New.
15921 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15922 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15923 (make_decl_one_only): Change signature.
15924 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15925 make_decl_one_only.
15926 (make_decl_one_only): Change signature.
15927 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15929 2009-06-15 Richard Guenther <rguenther@suse.de>
15931 PR middle-end/40439
15932 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15934 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15936 * tree-ssa-math-opts.c: Remove extra divide.
15938 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15940 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15942 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15944 * passes.c: Add bswap pass.
15945 * tree-pass.h: Add pass_optimize_bswap declaration.
15946 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15947 Include rtl.h, expr.h and optabs.h for optab_handler check.
15948 (struct symbolic_number, pass_optimize_bswap): New definition.
15949 (do_shift_rotate, verify_symbolic_number_p): New functions.
15950 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15951 (gate_optimize_bswap): New function.
15952 * tree.c (widest_int_cst_value): New function.
15953 * tree.h (widest_int_cst_value): Prototype added.
15955 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15957 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15958 REG_EQUAL/REG_EQUIV notes.
15960 2009-06-14 Richard Guenther <rguenther@suse.de>
15962 PR middle-end/40389
15963 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15964 has its address taken if NRV was applied and it is addressable.
15965 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15966 function split out from ...
15967 (get_constraint_for_1): ... here.
15968 (handle_rhs_call): Use it to mark the return slot escaped if
15969 it is addressable and NRV was applied.
15971 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15973 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15974 Change first argument type to location_t.
15975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15976 Do not set input_location.
15977 Use loc instead of input_location throughout.
15979 2009-06-13 Richard Guenther <rguenther@suse.de>
15981 PR tree-optimization/40421
15982 * tree-predcom.c (should_unroll_loop_p): Remove.
15983 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15985 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15987 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15988 Add location argument.
15990 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15992 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15994 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15995 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15996 * config/spu/spu-protos.h: Add location to
15997 spu_resolve_overloaded_builtin.
15998 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15999 spu_build_builtin_va_list.
16000 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16001 argument. Pass location to build_function_call_vec.
16002 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16004 (emit_fpu_switch): Same.
16005 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16006 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16007 to build_decl and create_artificial_label.
16008 (xtensa_gimplify_va_arg_expr): Same.
16009 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16010 (xstormy16_gimplify_va_arg_expr): Same.
16011 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16012 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16013 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16014 (mips16_build_function_stub): Same.
16015 (mips16_build_call_stub): Same.
16017 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16020 * arm/constraints.md (Pa, Pb): New constraints.
16021 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16022 split pattern to deal with them.
16024 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16026 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16027 fix index entry for -Xpreprocessor.
16029 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16032 Add location argument to build_decl call.
16033 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16034 (rs6000_init_builtins): Same.
16035 (spe_init_builtins): Same.
16036 (rs6000_gimplify_va_arg): Add location argument to
16037 create_artificial_label call.
16039 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16041 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16042 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16043 * Makefile.in: Fix GGC dependency for gcse.o.
16045 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16047 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16048 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16049 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16051 * c-parser.c (c_parser_binary_expression): Use current column while
16052 building binary operations.
16053 * common.opt (fshow-column): Enable by default.
16054 * tree-vrp.c (check_array_ref): Use warning_at.
16055 (check_array_bounds): Use location from call back if expr has no
16057 * tree.h: Add location argument to maybe_fold_*.
16058 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16059 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16060 (maybe_fold_offset_to_component_ref): Same.
16061 (maybe_fold_offset_to_reference): Same.
16062 (maybe_fold_offset_to_address): Same.
16063 (maybe_fold_stmt_indirect): Same.
16064 (maybe_fold_stmt_addition): Same.
16065 (fold_stmt_r): Pass location to maybe_fold_*.
16066 (fold_gimple_assign): Same.
16067 * c-tree.h: Add location argument to finish_decl,
16068 default_function_array_conversion, store_init_value.
16069 * c-decl.c (define_label): Use error_at.
16070 (c_make_fname_decl): Pass location to finish_decl.
16071 (finish_decl): New location argument.
16072 (build_compound_literal): Pass location to store_init_value.
16073 (grokdeclarator): Pass location to finish_decl.
16075 * c-typeck.c (array_to_pointer_conversion): New location argument.
16076 (function_to_pointer_conversion): Same.
16077 (default_function_array_conversion): Same.
16078 (parser_build_unary_op): Pass location to overflow_warning.
16079 (parser_build_binary_op): Same. Use warning_at.
16080 (build_unary_op): Pass location to array_to_pointer_conversion.
16081 (build_c_cast): Pass location to digest_init.
16082 (build_modify_expr): New location argument.
16083 (convert_for_assignment): Same.
16084 (store_init_value): Same.
16085 (digest_init): Same.
16086 (output_init_element): Pass location to digest_init and
16087 array_to_pointer_conversion.
16088 (c_finish_return): Pass location to convert_for_assignment.
16089 * gimplify.c (gimplify_conversion): Pass location to
16090 maybe_fold_offset_to_address.
16091 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16092 to maybe_fold_stmt_addition.
16093 * c-omp.c (c_finish_omp_atomic): Pass new location to
16095 (c_finish_omp_for): Same.
16096 * c-common.c (overflow_warning): New argument.
16097 * c-common.h: New argument to build_modify_expr, overflow_warning.
16098 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16100 (c_parser_initializer): Pass location to
16101 default_function_array_conversion.
16102 (c_parser_initelt): Same.
16103 (c_parser_initval): Same.
16104 (c_parser_asm_operands): Same.
16105 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16106 (c_parser_conditional_expression): Same.
16107 (c_parser_binary_expression): Add location info to stack. Use it.
16108 (c_parser_unary_expression): Pass location to
16109 default_function_array_conversion, parser_build_unary_op,
16110 build_indirect_ref, c_parser_postfix_expression_after_primary.
16111 (c_parser_postfix_expression_after_primary): New location argument.
16113 (c_parser_expression_conv): Pass location to
16114 default_function_array_conversion.
16115 (c_parser_expr_list): Same.
16116 (c_parser_omp_atomic): Same.
16117 (c_parser_omp_for_loop): Same.
16118 * c-tree.h (struct c_declarator): Add comment to id_loc.
16119 (build_array_declarator): New argument.
16120 * c-decl.c (build_array_declarator): Add location argument.
16121 (grokdeclarator): Set id_loc for cdk_array.
16122 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16123 build_array_declarator.
16124 * tree.c (build_omp_clause): Add location argument.
16125 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16126 (OMP_CLAUSE_LOCATION): New macro.
16127 (struct tree_omp_clause): Add location field.
16128 (build_omp_clause): Add argument.
16129 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16131 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16132 (cp_parser_omp_clause_collapse): Same.
16133 (cp_parser_omp_clause_default): Same.
16134 (cp_parser_omp_clause_if): Same.
16135 (cp_parser_omp_clause_nowait): Same.
16136 (cp_parser_omp_clause_num_threads): Same.
16137 (cp_parser_omp_clause_ordered): Same.
16138 (cp_parser_omp_clause_schedule): Same.
16139 (cp_parser_omp_clause_untied): Same.
16140 (cp_parser_omp_for_loop): Same.
16141 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16142 * c-tree.h (c_start_case): Add location argument.
16143 (c_process_expr_stmt): Same.
16144 (c_finish_goto_*): Same.
16145 * tree-parloops.c (initialize_reductions): Pass location to
16147 (create_parallel_loop): Same.
16148 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16149 (gfc_trans_omp_reduction_list): Same.
16150 (gfc_trans_omp_clauses): Same.
16151 (gfc_trans_omp_do): Same.
16152 * c-typeck.c (c_finish_goto_label): Same.
16153 (c_finish_goto_ptr): New location argument.
16154 (c_start_case): Same.
16155 (emit_side_effect_warnings): Same.
16156 (c_process_expr_stmt): Same.
16157 (c_finish_stmt_expr): Same.
16158 (c_finish_omp_clauses): Use error_at instead of error.
16159 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16161 * c-omp.c (c_split_parallel_clauses): New location argument.
16162 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16163 to build_omp_clause.
16164 (convert_local_reference_stmt): Same.
16165 (convert_gimple_call): Same.
16166 * c-common.h (c_split_parallel_clauses): New argument.
16167 * c-parser.c (c_parser_statement_after_labels): Pass location to
16168 c_finish_goto_label.
16169 (c_parser_switch_statement): Pass location to c_start_case.
16170 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16171 and c_process_expr_stmt.
16172 (c_parser_omp_variable_list): Add location argument.
16173 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16174 (c_parser_omp_clause_default): Same.
16175 (c_parser_omp_clause_if): Same.
16176 (c_parser_omp_clause_num_threads): Same.
16177 (-c_parser_omp_clause_ordered): Same.
16178 (c_parser_omp_clause_reduction): Pass location to
16179 c_parser_omp_variable_list.
16180 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16181 (c_parser_omp_clause_untied): Same.
16182 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16183 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16185 * c-tree.h (check_for_loop_decls, undeclared_variable,
16186 build_component_ref, build_array_ref, build_external_ref,
16187 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16188 build_conditional_expr, build_compound_expr, c_cast_expr,
16189 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16190 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16192 * c-semantics.c (build_stmt): Same.
16193 (build_case_label): Same.
16194 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16195 (undeclared_variable): New argument.
16196 (make_label): Same.
16197 (lookup_label): Pass location on down.
16198 (define_label): Same.
16199 (finish_decl): Same.
16200 (build_compound_literal): Same.
16201 (finish_struct): Same.
16202 (finish_function): Do not set location here.
16203 (check_for_loop_decls): New argument.
16204 * tree.c (save_expr): Set location.
16205 (build_empty_stmt): New argument.
16206 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16207 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16208 * builtins.c (gimplify_va_arg_expr): Use locations.
16209 (expand_builtin_sync_operation): Same.
16210 * c-typeck.c (build_component_ref): New argument.
16211 (build_array_ref): Same.
16212 (build_external_ref): Same.
16213 (c_expr_sizeof_expr): Same.
16214 (c_expr_sizeof_type): Same.
16215 (parser_build_unary_op): Same.
16216 (build_conditional_expr): Same.
16217 (build_compound_expr): Pass location on down.
16218 (build_compound_expr): New argument.
16219 (build_c_cast): Same.
16220 (c_cast_expr): Same.
16221 (build_asm_expr): Same.
16222 (c_finish_return): Same.
16223 (c_process_expr_stmt): Pass location on down.
16224 (c_finish_stmt_expr): New argument.
16225 (push_clenaup): Same.
16226 (c_finish_omp_parallel): Same.
16227 (c_finish_omp_task): Same.
16228 * gimplify.c (gimplify_call_expr): Pass location on down.
16229 * c-omp.c (c_finish_omp_master): New argument.
16230 (c_finish_omp_critical): Same.
16231 (c_finish_omp_ordered): Same.
16232 (c_finish_omp_barrier): Same.
16233 (-c_finish_omp_taskwait): Same.
16234 (c_finish_omp_atomic): Same.
16235 (c_finish_omp_flush): Same.
16236 * tree-inline.c (copy_tree_body_r): Pass location on down.
16237 (inline_forbidden_p): Remove use of input_location.
16238 * c-gimplify.c (c_build_bind_expr): New argument.
16239 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16240 (c_sizeof_or_alignof_type): New argument.
16241 (c_alignof_expr): Same.
16242 (build_va_arg): Same.
16243 (c_add_case_label): Same.
16244 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16245 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16246 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16247 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16248 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16249 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16251 * stub-objc.c (objc_build_selector_expr): Same.
16252 (objc_build_throw_stmt): Same.
16253 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16254 (c_parser_initelt): Same.
16255 (c_parser_compound_statement): Same.
16256 (c_parser_compound_statement_nostart): Same.
16257 (c_parser_label): Same.
16258 (c_parser_statement_after_labels): Same.
16259 (c_parser_if_body): Same.
16260 (c_parser_else_body): Same.
16261 (c_parser_if_statement): Same.
16262 (c_parser_switch_statement): Same.
16263 (c_parser_while_statement): Same.
16264 (c_parser_do_statement): Same.
16265 (c_parser_for_statement): Same.
16266 (c_parser_asm_statement): Same.
16267 (c_parser_conditional_expression): Same.
16268 (c_parser_binary_expression): Same.
16269 (c_parser_cast_expression): Same.
16270 (c_parser_unary_expression): Same.
16271 (c_parser_sizeof_expression): Same.
16272 (c_parser_alignof_expression): Same.
16273 (c_parser_postfix_expression): Same.
16274 (c_parser_expression): Same.
16275 (c_parser_objc_receiver): Same.
16276 (c_parser_omp_variable_list): Same.
16277 (c_parser_omp_structured_block): Same.
16278 (c_parser_omp_atomic): New argument.
16279 (c_parser_omp_barrier): Same.
16280 (c_parser_omp_critical): Same.
16281 (c_parser_omp_flush): Pass location on down.
16282 (c_parser_omp_for_loop): New argument.
16283 (c_parser_omp_for): Same.
16284 (c_parser_omp_master): Same.
16285 (c_parser_omp_ordered): Same.
16286 (c_parser_omp_sections_scope): Same.
16287 (c_parser_omp_sections): Same.
16288 (c_parser_omp_parallel): Same.
16289 (c_parser_omp_single): Same.
16290 (c_parser_omp_task): Same.
16291 (c_parser_omp_taskwait): Pass location on down.
16292 (c_parser_omp_construct): Same.
16293 (c_parser_omp_threadprivate): Same.
16294 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16295 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16296 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16297 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16298 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16299 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16300 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16301 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16302 config/i386/i386.c, stmt.c:
16303 Add location argument to the following function definitions and/or
16304 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16305 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16306 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16307 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16308 do_case, c_finish_bc_stmt, build_compound_literal,
16309 build_function_call.
16310 * c-decl.c (build_compound_literal): Add location argument.
16311 Make all diagnostic calls use location.
16312 (start_struct): Same.
16313 (finish_struct): Same.
16314 (start_enum): Same.
16315 (build_enumerator): Same.
16316 (start_function): Same.
16317 (grokdeclarator): Make all diagnostic calls use location.
16318 (store_parm_decls_oldstyle): Same.
16319 * c-typeck.c (build_function_call): Add location argument.
16320 Make all diagnostic calls use location.
16322 (c_finish_bc_stmt): Same.
16323 * tree-nested.c (get_trampoline_type): Add argument.
16324 Pass location to build_decl.
16325 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16326 * rtl.h (RTL_LOCATION): New.
16327 * c-common.c (c_add_case_label): Add location argument.
16328 Make all diagnostic calls use location.
16329 * c-common.h: Add location argument to make_fname_decl, do_case,
16330 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16331 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16332 Set it appropriately for every case. Pass enum_loc to start_enum
16333 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16335 (c_parser_struct_or_union_specifier): Save location. Use it for
16336 start_struct, finish_struct, and parser_xref_tag.
16338 2009-06-12 Ian Lance Taylor <iant@google.com>
16340 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16342 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16343 cpp_opts->warn_cxx_operator_names.
16345 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16348 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16349 is returns NULL and OP is a VCE, look through the VCE.
16351 2009-06-12 Ian Lance Taylor <iant@google.com>
16354 * collect2.c (main): Use CONST_CAST2 in code inside #if
16355 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16357 2009-06-12 Joey Ye <joey.ye@intel.com>
16359 PR middle-end/39146
16360 * cfgexpand.c (get_decl_align_unit): Update
16361 max_used_stack_slot_alignment with align instead of
16362 stack_alignment_needed.
16364 * function.c (assign_stack_local_1): Update
16365 max_used_stack_slot_alignment with alignment_in_bits instead
16366 of stack_alignment_needed.
16367 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16370 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16372 * dwarf2out.c (last_var_location_insn): New variable.
16373 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16374 (dwarf2out_var_location): Don't record anything after last real
16375 insn. Only change labels if there were any real instructions
16376 in between last note and this one, or if changed sections.
16378 2009-06-11 Richard Henderson <rth@redhat.com>
16380 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16381 note when storing the frame pointer in a register.
16382 (FRP): Don't redefine to nothing for epilogue.
16383 (alpha_expand_epilogue): Mark register and sp restores.
16384 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16386 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16387 when gen_lowpart is needed.
16389 2009-06-11 Richard Henderson <rth@redhat.com>
16391 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16393 * dwarf2out.c (need_data_align_sf_opcode): New.
16394 (div_data_align): Move earlier.
16395 (def_cfa_1, reg_save): Use it.
16397 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16399 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16400 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16401 (ix86_handle_option): Handle OPT_mcrc32.
16402 (ix86_target_string): Add -mcrc32.
16403 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16405 * config/i386/i386.h (TARGET_CRC32): New.
16407 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16408 (sse4_2_crc32di): Likewise.
16410 * config/i386/i386.opt (mcrc32): New.
16412 * doc/invoke.texi: Document -mcrc32.
16414 2009-06-11 Richard Henderson <rth@redhat.com>
16416 * common.opt (gdwarf-): Accept a version number.
16417 * doc/invoke.texi (gdwarf-): Update docs.
16418 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16419 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16420 version level, and record it.
16422 * dwarf2.h (DW_CIE_VERSION): Remove.
16423 * dwarf2out.c (DWARF_VERSION): Remove.
16424 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16425 (output_call_frame_info): Use CIE version 3 for dwarf3,
16426 or if the return register column is out of range for version 1.
16427 (dwarf_stack_op_name): Add all dwarf3 values.
16428 (DEBUG_PUBTYPES_SECTION): New.
16429 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16430 encoding change for dwarf3.
16431 (output_die) [dw_val_class_die_ref]: Likewise.
16432 (output_compilation_unit_header): Emit correct version for dwarf3.
16433 (output_line_info): Likewise.
16434 (output_pubnames): Update for DWARF_VERSION removal.
16435 (output_aranges): Likewise.
16436 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16437 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16438 (dwarf2out_finish): Likewise.
16440 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16442 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16445 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16448 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16449 * builtins.c (expand_builtin_unreachable): New function.
16450 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16451 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16452 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16454 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16455 searching for missing barriers.
16457 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16459 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16460 when -fprofile-generate* was passed.
16461 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16463 2009-06-11 Anthony Green <green@moxielogic.com>
16465 * config/moxie/moxie.md: Define length attribute for all instructions.
16467 (*b<cond:code>): Support limited branch ranges for new PC-relative
16468 branch instructions.
16469 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16471 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16473 * config/i386/i386.c (min_insn_size): Use get_attr_length
16474 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16475 For __asm return 0.
16477 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16478 instead of emit_insn_before.
16480 2009-06-10 Ian Lance Taylor <iant@google.com>
16483 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16486 2009-06-10 Revital Eres <eres@il.ibm.com>
16488 * passes.c (init_optimization_passes): Reschedule
16489 predictive-commoning pass before complete unroll pass.
16491 2009-06-10 Martin Jambor <mjambor@suse.cz>
16493 * cgraph.c (cgraph_node_can_be_local_p): New function.
16494 (cgraph_make_node_local): New function.
16495 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16496 (cgraph_make_node_local): Declare.
16498 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16500 * tree.h (tree_base): Add packed_flag and user_align fields.
16501 Decrease size of spare field.
16502 (TYPE_USER_ALIGN): Use user_align from tree_base.
16503 (DECL_USER_ALIGN): Likewise.
16504 (TYPE_PACKED): Use packed_flag from tree_base.
16505 (DECL_PACKED): Likewise.
16506 (tree_type): Delete packed_flag and user_align fields. Widen
16507 precision field. Widen mode field and shuffle fields to align
16508 mode on an 8-bit boundary.
16509 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16510 Renumber decl_flag_* fields. Fix comments. Widen
16511 decl_common_unused field.
16512 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16513 (DECL_EXTERNAL): Likewise.
16514 (DECL_BIT_FIELD): Likewise.
16515 (DECL_NONADDRESSABLE_P): Likewise.
16516 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16517 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16519 2009-06-10 Ian Lance Taylor <iant@google.com>
16521 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16522 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16523 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16524 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16525 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16526 DEF_VEC_ALLOC_FUNC_P.
16527 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16528 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16529 DEF_VEC_ALLOC_FUNC_O.
16530 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16531 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16532 DEF_VEC_ALLOC_FUNC_I.
16533 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16534 (vec_stack_p_reserve_exact_1): Declare.
16535 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16536 (vec_stack_free): Declare.
16537 (VEC_stack_alloc): Define.
16538 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16539 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16540 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16541 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16543 (stack_vecs): New static variable.
16544 (vec_stack_p_reserve_exact_1): New function.
16545 (vec_stack_o_reserve_1): New static function.
16546 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16547 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16548 (vec_stack_free): New function.
16549 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16550 (VEC_df_ref_stack_alloc): Define.
16551 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16552 DEF_VEC_ALLOC_P_STACK.
16553 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16554 (struct df_collection_rec): Change _vec fields to VEC. Remove
16556 (df_free_collection_rec): Adjust for new fields.
16557 (df_insn_rescan): Use new df_collection_rec fields.
16558 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16559 (df_ref_create_structure, df_ref_record): Likewise.
16560 (df_get_conditional_uses, df_get_call_refs): Likewise.
16561 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16562 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16563 (df_record_exit_block_uses, df_bb_verify): Likewise.
16564 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16565 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16566 Remove count parameter. Change return type to void. Change all
16568 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16569 Remove count parameter. Change return type to void. Change all
16571 (df_install_refs): Change old_vec parameter to VEC. Remove count
16572 parameter. Change all callers.
16573 (df_install_mws): Change old_vec parameter to VEC. Remove count
16574 parameter. Change all callers.
16575 (df_refs_verify): Change new_rec parameter to VEC. Change call
16577 (df_mws_verify): Likewise.
16579 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16581 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16583 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16585 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16587 2009-06-10 Anthony Green <green@moxielogic.com>
16589 * config/moxie/crti.asm: New file.
16590 * config/moxie/crtn.asm: New file.
16591 * config/moxie/moxie.c: New file.
16592 * config/moxie/moxie.h: New file.
16593 * config/moxie/sfp-machine.h: New file.
16594 * config/moxie/moxie-protos.h: New file.
16595 * config/moxie/t-moxie: Created.
16596 * config/moxie/t-moxie-softfp: Created.
16597 * config/moxie/moxie.md: Created.
16598 * config/moxie/constraints.md: Created.
16599 * config.gcc: Add moxie support.
16600 * doc/md.texi (Machine Constraints): Add moxie constraints.
16601 * doc/contrib.texi (Contributors): Mention moxie port.
16602 * doc/install.texi (Specific): Mention the moxie port.
16604 2009-06-09 Ian Lance Taylor <iant@google.com>
16606 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16607 compiling with C++.
16608 * optabs.c (optab_table): Only use designated initializers if
16609 HAVE_DESIGNATED_INITIALIZERS is defined.
16610 (convert_optab_table): Likewise.
16611 (init_optabs): Always call init_insn_codes if
16612 HAVE_DESIGNATED_INITIALIZERS is not defined.
16614 2009-06-09 Ian Lance Taylor <iant@google.com>
16616 * targhooks.c (default_builtin_vectorized_function): Change fn
16617 parameter to unsigned int.
16618 (default_builtin_vectorized_conversion): Change code parameter to
16620 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16621 * targhooks.h: Update declarations.
16622 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16623 parameter to unsigned int.
16625 * c-typeck.c (comptypes_check_enum_int): New static function.
16626 (comptypes_internal): Add enum_and_int_p parameter. Change all
16628 (comp_target_types): Add location parameter. Change all callers.
16629 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16630 Change all callers.
16631 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16632 (build_conditional_expr): Add colon_loc parameter. Change all
16634 (convert_for_assignment): Add location parameter. Change all callers.
16635 * c-parser.c (c_parser_conditional_expression): Pass location of
16636 colon to build_conditional_expr.
16637 * c-tree.h (build_conditional_expr): Update declaration.
16639 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16641 * graphite.c: Revert previous patch.
16643 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16646 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16648 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16650 * tree-ssa-loop-prefetch.c
16651 (loop_prefetch_arrays): Fixed a portability problem in printf format
16654 2009-06-09 Martin Jambor <mjambor@suse.cz>
16656 PR tree-optimization/40351
16657 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16658 refrence to a potential artifical subaccess can be constructed.
16660 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16662 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16663 (sh_override_options): Likewise.
16664 * config/sh/sh.c: Include params.h.
16665 (sh_optimization_options): New.
16666 (sh_override_options): Likewise.
16667 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16668 (OVERRIDE_OPTIONS): Use sh_override_options.
16670 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16672 * dwarf2out.c (emit_cfa_remember): New variable.
16673 (add_fde_cfi): If emit_cfa_remember, recurse to add
16674 DW_CFA_remember_state first.
16675 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16676 instead just set emit_cfa_remember.
16678 2009-06-08 Jan Hubicka <jh@suse.cz>
16681 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16683 2009-06-08 Jan Hubicka <jh@suse.cz>
16685 PR middle-end/39834
16686 * cgraphunit.c (save_inline_function_body): Do not copy transform
16687 hooks for saved inline bodies.
16688 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16689 for given function.
16691 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16693 * jump.c (returnjump_p): Handle delayed branches. Add missing
16696 2009-06-08 Jan Hubicka <jh@suse.cz>
16698 PR middle-end/40102
16699 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16700 original node might've been modified.
16701 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16703 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16705 * tree-object-size.c (addr_object_size): Add OSI argument.
16706 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16707 (compute_builtin_object_size, expr_object_size): Adjust callers.
16708 (plus_stmt_object_size): Call addr_object_size instead of
16709 compute_builtin_object_size.
16711 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16712 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16714 * tree-ssa-loop-prefetch.c
16715 (gather_memory_references): Introduced a counter for the number of
16717 (anything_to_prefetch_p): Introduced a counter for the number of
16719 (is_loop_prefetching_profitable): New function with a cost model
16721 (loop_prefetch_arrays): Use the new cost model to determine if
16722 prefetching is profitable.
16723 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16724 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16725 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16726 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16727 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16728 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16730 2009-06-08 Michael Matz <matz@suse.de>
16733 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16734 partitions use the same.
16735 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16736 for basevars of SSA_NAMEs.
16737 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16738 to not expand them twice.
16739 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16742 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16744 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16745 (fdump-final-insns=, gtoggle): New.
16746 * doc/invoke.texi: Document them.
16747 * final.c (rest_of_clean_state): Dump final insn stream.
16748 * gcc.c (invoke_as): Hook in -fcompare-debug.
16749 (static_spec_functions): Add compare-debug-dump-opt,
16750 compare-debug-self-opt and compare-debug-auxbase-opt.
16751 (compare_debug, compare_debug_second, compare_debug_opt): New.
16752 (switches_debug_check, n_switches_debug_check): New.
16753 (debug_auxbase_opt, debug_check_temp_file): New.
16754 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16756 (do_self_spec): Handle arguments after switches.
16757 (do_spec_1): Add .gk extension to temp file basenames for compare.
16758 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16759 (cc1_options): Use it instead of normal auxbase computation for
16760 the second compare-debug compilation.
16761 (compare_files): New.
16762 (main): Set up and implement compare debug mode.
16763 (compare_debug_dump_opt_spec_function): New.
16764 (compare_debug_self_opt_spec_function): New.
16765 (compare_debug_auxbase_opt_spec_function): New.
16766 * toplev.c (process_options): Handle flag_gtoggle,
16767 flag_dump_final_insns.
16768 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16769 during -fcompare-debug-second compilation.
16771 2009-06-07 Ian Lance Taylor <iant@google.com>
16773 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16774 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16776 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16777 with no default node. Change warning with %H to warning_at.
16778 Don't clear warn_switch around case checking.
16779 * doc/invoke.texi (Warning Options): Clarify distinction between
16780 -Wswitch and -Wswitch-enum.
16782 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16784 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16786 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16788 * gbl-ctors.h: Add header guard.
16790 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16792 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16793 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16794 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16795 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16796 prototypes for removed functions.
16797 (expressions_equal_p): Move to ...
16798 * tree-ssa-sccvn.h: ... here and ...
16799 * matrix-reorg.c: ... adjust includes.
16801 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16803 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16807 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16808 (finish_function): Remove erroneous whitespace.
16810 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16812 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16813 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16815 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16817 * errors.c (internal_error): Commentary typo fix.
16818 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16819 * tree-ssa-pre.c: Ditto.
16821 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16823 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16824 them is supposed to hold actual statements.
16826 2009-06-06 Ian Lance Taylor <iant@google.com>
16828 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16829 empty statements can now have attributes.
16831 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16833 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16834 * config/mips/mips.md: Ditto.
16836 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16838 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16840 (__eabi_uconvert): Likewise.
16842 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16844 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16845 CFI_* definitions with IN_GCC.
16847 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16849 * xcoffout.h (xcoffout_source_line): Update prototype.
16851 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16853 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16854 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16856 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16858 PR middle-end/40340
16859 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16860 inlined_function_outer_scope_p blocks for artificial inlines
16862 * tree.c (tree_nonartificial_location): Rewrite using
16863 block_nonartificial_location.
16865 2009-06-05 Revital Eres <eres@il.ibm.com>
16866 Leehod Baruch <leehod@il.ibm.com>
16868 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16869 (expand_expr_real_1): Remove comment.
16870 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16871 Vectorize misaligned access when the target supports it.
16872 (vect_supportable_dr_alignment): Check for unaligned access support.
16873 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16876 2009-06-05 Julian Brown <julian@codesourcery.com>
16878 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16879 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16881 2009-06-05 Richard Guenther <rguenther@suse.de>
16884 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16885 as possibly unused.
16887 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16889 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16890 (save_gprs): Don't tell unwinder when a global register is saved.
16891 (s390_emit_epilogue): Emit needed epilogue unwind info.
16893 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16895 * dwarf2out.c (deferred_asm_name): New.
16896 (add_name_and_src_coords_attributes): Defer creation of
16897 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16899 (move_linkage_attr): New.
16900 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16903 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16905 * tree-nested.c (finalize_nesting_tree_1): Declare the
16906 frame_decl in the binding tree.
16908 2009-06-04 Cary Coutant <ccoutant@google.com>
16910 * basic-block.h (struct basic_block_def): Add discriminator field.
16911 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16913 * debug.c (do_nothing_debug_hooks): Add additional entry.
16914 (debug_nothing_int_charstar_int): New function.
16915 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16916 (debug_nothing_int_charstar_int): New declaration.
16917 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16918 discriminator value in .loc directive.
16919 * final.c (last_discriminator): New variable.
16920 (discriminator): New variable.
16921 (final_start_function): Initialize above variables, pass current
16922 discriminator to debug hook.
16923 (notice_source_line): Check for discriminator change.
16924 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16925 * sdbout.c (sdbout_source_line): New parameter.
16926 * tree-cfg.c (struct locus_discrim_map): New structure type.
16927 (discriminator_per_locus): New hash table.
16928 (build_gimple_cfg): Allocate and free discriminator hash table.
16929 (make_edges): Call assign_discriminator.
16930 (locus_map_hash): New function.
16931 (locus_map_eq): New function.
16932 (next_discriminator_for_locus): New function.
16933 (same_line_p): New function.
16934 (assign_discriminator): New function.
16935 (make_cond_expr_edges): Call assign_discriminator.
16936 (make_gimple_switch_edges): Likewise.
16937 (first_non_label_stmt): New function.
16938 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16940 * xcoffout.c (xcoffout_source_line): Add new parameter.
16942 * configure.ac (gcc_cv_as_discriminator): New configury check for
16943 gas support for discriminator.
16944 * configure: Regenerate.
16945 * config.in: Regenerate.
16947 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16949 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16950 val after checking for integers.
16952 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16954 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16956 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16957 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16958 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16959 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16960 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16961 X64_SSE_REGPARM_MAX.
16962 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16963 X64_SSE_REGPARM_MAX.
16965 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16967 * gcc.c (report_times_to_file): New.
16968 (execute): Implement it.
16969 (process_command): Support -time=.
16970 * doc/invoke.texi: Document it.
16972 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16974 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16975 that have value exprs.
16977 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16979 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16980 declarations for constants until...
16981 (dw2_output_indirect_constant_1): ... this point.
16983 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16986 * arm.md (arm_addsi3): Don't try to split an add with an
16987 eliminable register until after reload has completed.
16989 2009-06-03 Ian Lance Taylor <iant@google.com>
16991 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16992 * genattrtab.c (write_length_unit_log): Likewise.
16993 * genchecksum.c (dosum): Likewise.
16994 * gengtype.c (write_rtx_next): Likewise.
16995 (finish_root_table, write_roots): Likewise.
16996 * gimple.c (gimple_ops_offset_): Likewise.
16997 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16998 * config/arc/arc.c (arc_attribute_table): Likewise.
16999 * config/arm/arm.c (arm_attribute_table): Likewise.
17000 * config/avr/avr.c (avr_attribute_table): Likewise.
17001 * config/crx/crx.c (crx_attribute_table): Likewise.
17002 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17003 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17004 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17005 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17006 * config/sh/sh.c (sh_attribute_table): Likewise.
17007 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17008 * config/spu/spu.c (spu_attribute_table): Likewise.
17009 * config/v850/v850.c (v850_attribute_table): Likewise.
17011 * config/alpha/alpha.c (vms_attribute_table): Make static.
17012 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17013 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17014 * config/mips/mips.c (mips_attribute_table): Likewise.
17016 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17018 (cc1-checksum.o): Likewise.
17020 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17022 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17024 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17026 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17027 insn if it is changing sp. Use gen_add3_insn instead of
17028 conditionally gen_addsi3 and gen_adddi3.
17029 (offset_below_red_zone_p): New static inline function.
17030 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17031 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17032 * config/rs6000/ppc-asm.h: Include auto-host.h.
17033 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17034 CFI_RESTORE): Define.
17035 * config/rs6000/crtresxgpr.asm: Add unwind info.
17036 * config/rs6000/crtresxfpr.asm: Likewise.
17037 * config/rs6000/crtresgpr.asm: Likewise.
17038 * config/rs6000/crtresfpr.asm: Likewise.
17039 * config/rs6000/crtsavgpr.asm: Likewise.
17040 * config/rs6000/crtsavfpr.asm: Likewise.
17042 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17043 argument of DWARF2_FRAME_REG_OUT macros.
17045 2009-06-03 Julian Brown <julian@codesourcery.com>
17047 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17048 words or less (including TImode) in core registers.
17050 2009-06-03 Richard Guenther <rguenther@suse.de>
17052 PR middle-end/40328
17053 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17055 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17057 * statistics.c (statistics_counter_event): Do not record event
17058 in pass dump if its number == -1.
17059 (curr_statistics_hash): Add assert that we never get passes
17060 with static number == -1.
17062 2009-06-03 Richard Guenther <rguenther@suse.de>
17063 Andrey Belevantsev <abel@ispras.ru>
17065 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17066 non-BLKmode arrays addressable.
17068 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17070 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17071 * config/m68k/m68k.h: ... here.
17073 2009-06-03 Martin Jambor <mjambor@suse.cz>
17075 PR tree-optimization/40323
17076 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17079 2009-06-03 Richard Guenther <rguenther@suse.de>
17081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17084 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17086 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17087 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17088 JUMP_TABLE_DATA_P where applicable.
17089 * config/sh/sh.c: Ditto.
17090 * config/sh/sh.h: Ditto.
17091 * config/sh/sh.md: Ditto.
17092 * config/sh/symbian.c: Ditto.
17094 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17096 * config/i386/driver-i386.c (describe_cache): Optimize
17097 concatenation of strings. Use snprintf instead of sprintf.
17098 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17099 target when not compiling with GCC.
17101 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17103 * config/sh/sh.c: Revert last change.
17104 (sh_expand_epilogue): Emit a blockage insn before the frame
17105 pointer adjustment unconditionally.
17107 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17109 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17110 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17111 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17112 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17113 to COLLECT_GCC_OPTIONS.
17115 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17117 * collect2.c (target_system_root): New variable.
17118 (main): Handle --sysroot=.
17119 (ignore_library): Strip the sysroot from the library path.
17121 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17123 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17124 (collect2.o): Depend on collect2-aix.h.
17125 (collect2-aix.o): New rule.
17126 * collect2-aix.h: New file.
17127 * collect2-aix.c: Likewise.
17128 * collect2.c: Include collect2-aix.h. Don't undefine
17129 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17130 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17131 Use TARGET_AIX_VERSION instead of _AIX51.
17132 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17133 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17134 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17135 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17136 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17138 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17140 * collect2.c (ignore_library): Avoid premature post-increment
17141 and null deference.
17143 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17145 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17146 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17147 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17148 CROSS_DIRECTORY_STRUCTURE too.
17149 (LINK_LIBG_SPEC): Likewise.
17150 (LIB_SPEC): Add %R to sysroot paths.
17151 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17152 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17153 * config/rs6000/aix51.h: As for aix43.h.
17154 * config/rs6000/aix52.h: Likewise.
17155 * config/rs6000/aix53.h: Likewise.
17156 * config/rs6000/aix61.h: Likewise.
17157 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17158 to the beginning of sysroot paths.
17160 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17162 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17163 INSN_LISTs that are out of the REG_NOTE range.
17165 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17167 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17168 (struct var_to_expand): Likewise.
17169 (struct opt_info): Add head and tail for linked lists of the above.
17170 (analyze_insn_to_expand_var): Initialize next.
17171 (analyze_iv_to_split_insn): Likewise.
17172 (analyze_insns_in_loop): Create linked lists.
17173 (allocate_basic_variable): Simplify for use without hash table.
17174 (insert_var_expansion_initialization): Likewise, make it type-safer.
17175 (combine_var_copies_in_loop_exit): Likewise.
17176 (apply_opt_in_copies): Walk lists rather than hash tables.
17177 (release_var_copies): Simplified and inlined by hand into...
17178 (free_opt_info): ... this function.
17180 2009-06-02 Richard Guenther <rguenther@suse.de>
17182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17185 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17187 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17188 only for builtins that are not overridden.
17190 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17192 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17195 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17197 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17199 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17201 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17203 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17205 * common.opt (fdump-unnumbered-links): New.
17206 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17207 * print-rtl.c (flag_dump_unnumbered_links): New.
17208 (print_rtx): Test it.
17210 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17212 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17213 push/pop multiple to 8-byte alignment.
17215 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17217 * config/i386/i386.c (queued_cfa_restores): New static variable.
17218 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17220 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17221 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17222 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17223 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17224 note unconditionally.
17225 (ix86_emit_restore_regs_using_mov): Likewise.
17226 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17227 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17228 it through to ix86_emit_restore_reg_using_pop.
17229 (ix86_emit_leave): Add RED_OFFSET argument. Call
17230 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17231 instead of adding REG_CFA_OFFSET note unconditionally.
17232 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17233 the above functions. Call ix86_add_queued_cfa_restore_notes when
17236 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17237 force output of the label even for dwarf2out_do_cfi_asm.
17238 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17239 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17240 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17242 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17243 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17244 dwarf2out_cfi_label callers.
17245 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17246 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17247 Adjust dwarf2out_cfi_label callers.
17248 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17250 * config/i386/i386.h (struct machine_cfa_state,
17251 struct machine_function): Guard with ifndef USED_FOR_TARGET
17252 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17255 * emutls.c (__emutls_get_address): Change arr->size to mean number
17256 of allocated arr->data entries instead of # of slots + 1.
17258 PR middle-end/40316
17259 * recog.c (peep2_reinit_state): New function.
17260 (peephole2_init_state): Use it at the end of a basic block and also
17261 when seeing a RTX_FRAME_RELATED_P insn.
17263 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17265 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17266 fixuns_truncrfdi2): New.
17267 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17268 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17269 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17270 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17271 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17272 *recip_approx): Remove.
17273 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17274 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17275 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17277 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17280 2009-06-01 Ian Lance Taylor <iant@google.com>
17282 * attribs.c (register_attribute): Use CONST_CAST.
17283 * collect2.c (main): Use CONST_CAST2.
17284 (scan_prog_file): Likewise.
17285 * gcc.c (process_command, main): Likewise.
17286 * toplev.c (toplev_main): Likewise.
17288 * c-typeck.c (handle_warn_cast_qual): New static function,
17289 partially broken out of build_c_cast.
17290 (build_c_cast): Call handle_warn_cast_qual.
17291 * doc/invoke.texi (Warning Options): Document new effect of
17294 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17296 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17297 (diagnostic_report_current_module): Print columns.
17298 * common.opt (flag_show_column): Enable by default.
17300 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17302 * alias.c (find_base_term): Check for NULL term before returning.
17304 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17306 Revert due to PR40320:
17307 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17308 * calls.c (emit_library_call_value_1): Don't force_operand for move
17311 2009-06-01 Olivier Hainque <hainque@adacore.com>
17312 Eric Botcazou <ebotcazou@adacore.com>
17314 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17315 to be processed as a bitfield for constructor output purposes.
17316 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17318 * varasm.c (oc_local_state): New type, output_constructor
17319 local state to support communication with helpers.
17320 (oc_outer_state): New type, output_constructor outer state of
17321 relevance in recursive calls.
17322 (output_constructor_array_range): New output_constructor helper,
17323 extracted code for an array range element.
17324 (output_constructor_regular_field): New output_constructor helper,
17325 extracted code for an element that is not a bitfield.
17326 (output_constructor_bitfield): New output_constructor helper,
17327 extracted code for a bitfield element. Accept an OUTER state
17328 argument for recursive processing. Recurse on record or array
17329 CONSTRUCTOR values, possibly past noop conversions.
17330 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17331 VALUE is a valid constant-valued expression for use in a static
17332 bit-field initializer.
17333 (output_constructor): Rework to use helpers. Accept and honor an
17334 OUTER state argument for recursive calls. Return total size. Be
17335 prepared for nested constructors initializing bitfields.
17336 (output_constant): Feed OUTER in calls to output_constructor.
17338 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17340 * calls.c (emit_library_call_value_1): Don't force_operand for move
17343 2009-06-01 Nick Clifton <nickc@redhat.com>
17345 * doc/invoke.texi (IA-64 Options): Fix typo.
17347 2009-06-01 Ira Rosen <irar@il.ibm.com>
17349 PR tree-optimization/39129
17350 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17352 (vect_do_peeling_for_loop_bound): Use
17353 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17354 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17355 (vect_loop_versioning): Likewise.
17356 (vect_create_cond_for_alias_checks): Fix indentation.
17357 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17359 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17360 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17361 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17362 "control flow in loop".
17363 (vect_estimate_min_profitable_iters): Use
17364 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17365 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17366 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17367 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17368 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17369 statement belongs to a group of strided accesses with the exact code
17371 (vectorizable_load): Likewise.
17372 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17373 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17375 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17377 * config/freebsd-stdint.h: New file.
17378 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17379 Add freebsd-stdint.h to tm_file.
17381 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17383 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17384 (thumb2_extendhidi2): Likewise.
17386 2009-05-31 Ian Lance Taylor <iant@google.com>
17388 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17390 2009-05-31 Ian Lance Taylor <iant@google.com>
17392 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17393 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17394 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17396 2009-05-31 Jason Merrill <jason@redhat.com>
17398 * tree-pretty-print.c (print_call_name): Take the callee, not the
17399 call itself. Make non-static. Use dump_function_name for functions.
17400 (dump_generic_node): Adjust.
17401 * diagnostic.h: Declare print_call_name.
17402 * gimple-pretty-print.c (dump_gimple_call): Use it.
17404 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17406 * config/sh/sh.md (ashldi3_std): New define_expand.
17409 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17412 * config/sh/sh.c: Include debug.h.
17413 (sh_expand_epilogue): Emit a blockage insn before the frame
17414 pointer adjustment also when dwarf2out_do_frame returns true.
17416 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17418 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17419 (thumb2_extendqidi2): New pattern.
17421 2009-05-31 Ira Rosen <irar@il.ibm.com>
17423 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17424 mark phis for renaming.
17425 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17426 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17427 Call mark_sym_for_renaming.
17428 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17429 * tree-vect-loop.c (vect_transform_loop): Remove
17430 vect_memsyms_to_rename initialization and a call to
17431 mark_set_for_renaming.
17433 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17435 PR middle-end/40304
17436 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17437 frame related even if !set_cfa && style < 0.
17439 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17441 * config/i386/mingw-tls.c: New file.
17442 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17443 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17444 defining _WIN32 but not __CYGWIN__.
17446 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17448 * configure.ac: Add MPC support.
17450 * config.in, configure: Regenerate.
17452 2009-05-29 Richard Henderson <rth@redhat.com>
17454 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17455 NOTE_INSN_BASIC_BLOCK.
17456 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17457 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17458 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17460 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17462 (add_cfi): Disable check redefining cfa away from drap.
17463 (lookup_cfa_1): Add remember argument; handle remember/restore.
17464 (lookup_cfa): Pass remember argument.
17465 (cfa_remember): New.
17466 (compute_barrier_args_size_1): Remove sibcall check.
17467 (dwarf2out_frame_debug_def_cfa): New.
17468 (dwarf2out_frame_debug_adjust_cfa): New.
17469 (dwarf2out_frame_debug_cfa_offset): New.
17470 (dwarf2out_frame_debug_cfa_register): New.
17471 (dwarf2out_frame_debug_cfa_restore): New.
17472 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17473 (dwarf2out_begin_epilogue): New.
17474 (dwarf2out_frame_debug_restore_state): New.
17475 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17476 DW_CFA_restore_state.
17477 (output_cfi_directive): Likewise.
17478 (convert_cfa_to_fb_loc_list): Likewise.
17479 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17480 * dwarf2out.h: Update.
17481 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17482 (copy_insn_1): Early out for null.
17483 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17484 and dwarf2out_frame_debug_restore_state.
17485 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17486 (prologue_insn_hash, epilogue_insn_hash): New.
17487 (free_after_compilation): Adjust freeing accordingly.
17488 (record_insns): Create hash table if needed; push insns into
17489 hash instead of array.
17490 (maybe_copy_epilogue_insn): New.
17491 (contains): Search hash table instead of array.
17492 (sibcall_epilogue_contains): Remove.
17493 (thread_prologue_and_epilogue_insns): Split eh_return insns
17494 and mark them as epilogues.
17495 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17496 scanning in terms of basic blocks.
17497 * insn-notes.def (CFA_RESTORE_STATE): New.
17498 * jump.c (returnjump_p_1): Accept EH_RETURN.
17499 (eh_returnjump_p_1, eh_returnjump_p): New.
17500 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17501 CFA_REGISTER, CFA_RESTORE): New.
17502 * rtl.def (EH_RETURN): New.
17503 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17505 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17506 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17508 * config/i386/i386.c (gen_push): Update cfa state.
17509 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17510 add a CFA_ADJUST_CFA note.
17511 (ix86_dwarf_handle_frame_unspec): Remove.
17512 (ix86_expand_prologue): Update cfa state.
17513 (ix86_emit_restore_reg_using_pop): New.
17514 (ix86_emit_restore_regs_using_pop): New.
17515 (ix86_emit_leave): New.
17516 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17517 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17518 * config/i386/i386.h (struct machine_cfa_state): New.
17519 (ix86_cfa_state): New.
17520 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17521 (eh_return_internal): Merge from eh_return_<mode>,
17522 use eh_return rtx, split w/ epilogue.
17524 2009-05-29 Ian Lance Taylor <iant@google.com>
17526 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17528 * calls.c (emit_library_call_value_1): Likewise.
17530 * c-typeck.c (c_build_va_arg): New function.
17531 * c-tree.h (c_build_va_arg): Declare.
17532 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17533 instead of build_va_arg.
17535 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17537 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17538 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17539 (ptr_difference_cost): Use affine combinations to compute it.
17540 (difference_cost): Likewise.
17541 (get_computation_cost_at): Compute more accurate cost for addresses
17542 if the ratio is a multiplier allowed in addresses.
17543 For non-addresses, consider that an additional offset or symbol is
17546 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17548 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17549 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17551 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17552 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17553 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17555 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17556 to 1 for TYPE_SSE{IADD1,CVT1}.
17557 (prefix_vex_imm8): Removed.
17558 (length_vex): Only pass 1 as second argument to
17559 ix86_attr_length_vex_default if prefix_extra is 0.
17560 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17561 (length): For prefix vex computation use length_immediate
17562 attribute instead of prefix_vex_imm8.
17563 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17564 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17565 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17566 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17567 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17568 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17569 a space in between the operands.
17570 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17571 if one operand is 0xff and the other one si, di, bp or sp.
17572 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17573 other one si, di, bp or sp.
17574 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17575 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17576 type and mode attributes.
17577 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17578 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17579 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17580 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17581 prefix_data16 attribute iff MODE_DF.
17582 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17583 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17584 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17585 constm128_operand in length_immediate computation.
17586 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17587 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17588 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17589 length_immediate attribute to 1.
17590 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17591 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17592 for certain alternatives.
17593 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17594 prefix_data16 attribute if MODE_V1DF.
17595 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17596 length_immediate to 1.
17597 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17598 length_address to 4, set mode attribute to MODE_DI.
17599 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17600 (fxam<mode>2_i387): Set length attribute to 4.
17601 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17602 *prefetch_3dnow_rex): Override length_address attribute.
17603 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17605 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17606 (constm128_operand): Removed.
17607 * config/i386/i386.c (memory_address_length): For
17608 disp && !index && !base in 64-bit mode account for SIB byte if
17609 print_operand_address can't optimize disp32 into disp32(%rip)
17610 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17611 for fs: or gs: segment.
17612 (ix86_attr_length_immediate_default): When checking if shortform
17613 is possible, truncate immediate to the length of the non-shortened
17615 (ix86_attr_length_address_default): Ignore MEM_P operands
17617 (ix86_attr_length_vex_default): Only check for DImode on
17618 GENERAL_REG_P operands.
17619 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17620 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17621 (sse_cvttps2pi): Clear prefix_rep attribute.
17622 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17624 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17625 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17626 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17627 iff operand 2 is const_int_operand.
17628 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17629 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17630 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17632 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17634 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17635 prefix_data16 attribute for movlpd and movhpd instructions.
17636 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17637 length_immediate for shufpd instruction.
17638 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17639 (avx_cmpp<avxmodesuffixf2c><mode>3,
17640 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17641 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17642 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17643 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17644 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17645 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17646 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17647 prefix_data16 attribute for the first alternative to 1.
17648 (*avx_loadlps): Override length_immediate for the first alternative.
17649 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17650 attributes for second alternative.
17651 (*vec_concatv2sf_sse4_1): Override length_immediate and
17652 prefix_data16 attributes for second alternative.
17653 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17654 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17655 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17656 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17657 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17658 prefix_data16 and length_immediate to 1.
17659 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17661 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17662 prefix_extra attribute for variants that don't have 0f prefix alone.
17663 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17664 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17665 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17666 *sse4_1_pextrd): Set length_immediate to 1.
17667 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17668 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17670 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17671 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17672 length_immediate to 1 for second alternative.
17673 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17674 prefix_extra and length_immediate attributes for the first
17676 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17678 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17679 to 1 for the first and third alternative.
17680 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17682 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17684 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17686 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17687 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17688 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17689 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17690 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17691 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17692 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17693 ssse3_psign<mode>3): Override prefix_rex attribute.
17694 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17695 (ssse3_palignrti): Override length_immediate to 1.
17696 (ssse3_palignrdi): Override length_immediate to 1, override
17697 prefix_rex attribute.
17698 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17699 (sse4a_extrqi): Override length_immediate to 2.
17700 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17701 (sse4a_insertq): Override prefix_data16 to 0.
17702 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17703 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17704 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17705 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17706 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17707 and length_immediate to 1.
17708 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17709 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17710 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17711 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17712 and length_immediate to 1.
17713 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17714 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17715 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17716 avx_ptest256): Override prefix_extra to 1.
17717 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17718 Override prefix_data16 and length_immediate to 1.
17719 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17720 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17721 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17722 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17723 prefix_data16 to 0 and prefix_extra to 2.
17724 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17725 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17727 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17728 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17729 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17730 and prefix_extra to 2.
17731 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17732 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17733 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17734 avx_vpermilvar<mode>3,
17735 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17736 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17737 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17738 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17739 Override prefix_extra to 1.
17740 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17741 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17742 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17743 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17744 prefix_extra and length_immediate to 1.
17745 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17747 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17748 to 1 for the first alternative.
17749 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17750 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17752 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17753 *movv2sf_internal_avx, *movv2sf_internal): Override
17754 prefix_rep attribute for certain alternatives.
17755 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17756 attributes for certain alternatives.
17757 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17758 attributes for certain alternatives.
17759 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17760 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17761 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17762 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17763 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17764 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17765 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17766 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17767 length_immediate to 1 if operand 2 is const_int_operand.
17768 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17769 *vec_extractv2si_1): Set length_immediate attribute to 1.
17770 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17771 using old 3DNOW insn rather than SSE/3DNOW_A.
17772 (mmx_emms, mmx_femms): Clear modrm attribute.
17774 2009-05-29 Martin Jambor <mjambor@suse.cz>
17776 * tree-sra.c: New implementation of SRA.
17778 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17779 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17780 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17781 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17782 (SRA_MAX_STRUCTURE_COUNT): Removed.
17783 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17784 * doc/invoke.texi (sra-max-structure-size): Removed.
17785 (sra-field-structure-ratio): Removed.
17787 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17789 PR middle-end/40291
17790 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17793 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17795 PR rtl-optimization/40101
17796 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17797 seqno. Adjust comment.
17798 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17799 inserting bookkeeping before a jump, the jump is not scheduled.
17800 When no positive seqno found, provide a value. Add comment.
17802 2009-05-29 Richard Guenther <rguenther@suse.de>
17804 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17805 short-cutting on the first component.
17807 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17809 PR middle-end/39958
17810 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17811 for trees other than decls/types.
17813 2009-05-29 Richard Guenther <rguenther@suse.de>
17815 * tree-ssa-operands.c (get_expr_operands): Do not handle
17816 INDIRECT_REFs in the handled-component case. Remove
17817 unused get_ref_base_and_extent case.
17818 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17819 tree_low_cst and host_integerp where possible.
17820 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17821 codes for equivalence.
17822 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17824 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17826 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17827 to tmake_file for i[34567]86-*-cygwin*.
17829 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17832 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17833 (altivec_categorize_keyword, init_vector_keywords,
17834 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17837 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17839 * tree.c (handle_dll_attribute): Check if node is
17840 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17842 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17844 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17846 (thumb2_zero_extendqidi2): Likewise.
17848 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17850 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17851 instead of gen_movrt.
17852 * config/sh/sh.md (movrt): Remove.
17854 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17856 * doc/invoke.texi (IA-64 Options):
17857 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17858 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17859 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17860 -msched-prefer-non-control-spec-insns,
17861 -msched-stop-bits-after-every-cycle,
17862 -msched-count-spec-in-critical-path,
17863 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17864 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17865 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17866 and -msched-spec-verbose.
17868 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17870 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17871 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17873 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17875 2009-05-28 Richard Guenther <rguenther@suse.de>
17877 * tree-ssa-alias.c (ao_ref_init): New function.
17878 (ao_ref_base): Likewise.
17879 (ao_ref_base_alias_set): Likewise.
17880 (ao_ref_alias_set): Likewise.
17881 (refs_may_alias_p_1): Change signature.
17882 (refs_may_alias_p): Adjust.
17883 (refs_anti_dependent_p): Likewise.
17884 (refs_output_dependent_p): Likewise.
17885 (call_may_clobber_ref_p_1): Change signature.
17886 (call_may_clobber_ref_p): Adjust.
17887 (stmt_may_clobber_ref_p_1): New function split out from ...
17888 (stmt_may_clobber_ref_p): ... here.
17889 (maybe_skip_until): Adjust signature.
17890 (get_continuation_for_phi): Likewise.
17891 (walk_non_aliased_vuses): Likewise.
17892 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17893 (ao_ref_init): Declare.
17894 (ao_ref_base): Likewise.
17895 (ao_ref_alias_set): Likewise.
17896 (stmt_may_clobber_ref_p_1): Likewise.
17897 (walk_non_aliased_vuses): Adjust.
17898 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17899 (get_ref_from_reference_ops): remove.
17900 (vn_reference_lookup_2): Adjust signature.
17901 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17902 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17903 (vn_reference_lookup): Adjust.
17904 (vn_reference_insert): Likewise.
17905 (vn_reference_insert_pieces): Adjust signature.
17906 (visit_reference_op_call): Adjust.
17907 * tree-ssa-pre.c (get_expr_type): Simplify.
17908 (phi_translate_1): Adjust.
17909 (compute_avail): Likewise.
17910 (translate_vuse_through_block): Do not re-build trees.
17911 (value_dies_in_block_x): Likewise.
17912 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17914 (vn_reference_lookup_pieces): Adjust declaration.
17915 (vn_reference_insert_pieces): Likewise.
17917 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17919 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17920 with checking disabled.
17922 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17926 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17927 macro definition for support of three-operand format aligned
17928 .comm directive in assembler on cygwin/pe/mingw target OS.
17929 * configure: Regenerate.
17930 * config.h: Regenerate.
17932 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17933 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17934 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17936 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17937 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17939 2009-05-28 Ira Rosen <irar@il.ibm.com>
17941 PR tree-optimization/40254
17942 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17943 in analysis of basic blocks.
17945 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17947 PR middle-end/33699
17948 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17949 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17950 (TARGET_INITIALIZER): Use it.
17951 * cse.c (CHEAPER): Move it up to the other macros.
17952 (insert): Rename this ...
17953 (insert_with_costs): ... to this. Add cost parameters. Update
17955 (insert): New function. Call insert_with_costs.
17956 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17957 find_reg_offset_for_const, try_const_anchors): New functions.
17958 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17959 when using a const-anchor. Call insert_const_anchors.
17960 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17961 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17963 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17965 * tree-inline.c (remap_decls): Enable nonlocalized variables
17966 when not optimizing.
17968 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17970 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17971 Simplify other tests involving optimize.
17973 2009-05-27 Tom Tromey <tromey@redhat.com>
17975 * unwind-dw2.c (_Unwind_DebugHook): New function.
17976 (uw_install_context): Call _Unwind_DebugHook.
17978 2009-05-27 Tom Tromey <tromey@redhat.com>
17980 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17982 2009-05-27 Ian Lance Taylor <iant@google.com>
17984 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17985 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17986 (ALL_LINKERFLAGS): Define.
17987 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17988 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17989 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17990 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17991 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17992 $(LINKER_FOR_BUILD).
17993 (build/gcov-iov$(build_exeext)): Likewise.
17995 2009-05-27 Julian Brown <julian@codesourcery.com>
17997 * gcse.c (target.h): Include.
17998 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17999 copy of argument to a pseudo register.
18001 2009-05-27 Diego Novillo <dnovillo@google.com>
18003 * tree-ssa-live.c (dump_scope_block): Document arguments.
18004 (dump_scope_blocks): Document.
18005 (debug_scope_blocks): New.
18006 * tree-flow.h (debug_scope_blocks): Declare.
18008 2009-05-21 Denis Chertykov <denisc@overta.ru>
18010 * doc/contrib.texi (Contributors): Add myself to the list.
18012 2009-05-27 Olivier Hainque <hainque@adacore.com>
18014 * expr.c (target_align): New function. Alignment the TARGET of an
18015 assignment may be assume to have.
18016 (highest_pow2_factor_for_target): Use it instead of relying on
18017 immediate tree attributes of TARGET, not necessarily honored when
18018 intermediate bitfields are involved.
18020 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18023 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18024 AVX, SSE4, AES, PCLMUL and POPCNT.
18026 2009-05-27 Diego Novillo <dnovillo@google.com>
18028 * tree-pretty-print.c (dump_location): New.
18029 (dump_generic_node): Call it.
18030 Factor code to handle BLOCK nodes ...
18031 (dump_block_node): ... here.
18033 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18035 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18037 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18039 * gcc-plugin.h: Include config.h and system.h.
18040 (IN_GCC): Define if not defined.
18042 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18044 PR middle-end/40249
18045 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18048 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18050 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18052 * config/m32r/m32r.h: Ditto.
18053 * config/m32r/m32r.md: Ditto.
18054 * config/m32r/predicates.md: Ditto.
18056 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18058 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18060 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18063 (Loading plugins): typo.
18064 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18065 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18066 (Interacting with the GCC Garbage Collector): Added new section.
18067 (Giving information about a plugin): Added new section for
18069 * ggc.h (ggc_register_root_tab): Added declaration.
18070 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18071 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18072 (register_callback): Improved comment in declaration.
18073 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18074 (extra_root_vec) Added static variable for dynamic roots registration.
18075 (ggc_register_root_tab) Added new routine.
18076 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18077 PLUGIN_GGC_MARKING event.
18078 * ggc-zone.c: Include plugin.h.
18079 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18080 * ggc-page.c: Include plugin.h.
18081 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18082 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18083 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18084 (register_callback): check lack of callbacks for
18085 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18086 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18087 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18088 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18089 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18090 dependency on plugin.h.
18091 (plugin.o): Added dependency on ggc.h...
18093 2009-05-26 Richard Guenther <rguenther@suse.de>
18095 PR middle-end/40248
18097 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18098 with mismatched comparison modes.
18100 * expr.c (expand_expr_real_1): Expand the operand of a
18101 VIEW_CONVERT_EXPR in its natural mode.
18103 2009-05-26 Ian Lance Taylor <iant@google.com>
18105 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18106 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18107 (ALL_COMPILERFLAGS): Define.
18108 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18109 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18110 (collect2$(exeext), collect2.o): Likewise.
18111 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18112 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18113 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18114 (libbackend.o, intl.o, cppdefault.o): Likewise.
18115 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18116 (build/%.o): Use $(COMPILER_FOR_BUILD).
18117 (build/gen%$(build_exeext)): Likewise.
18118 (build/gcov-iov$(build_exeext)): LIkewise.
18119 * config/t-darwin (darwin.o): Use $(COMPILER).
18120 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18121 * config/t-sol2 (sol2-c.o): Likewise.
18122 (sol2.o): Likewise.
18123 * config/t-vxworks (vxworks.o): Likewise.
18124 * config/x-darwin (host-darwin.o): Likewise.
18125 * config/x-hpux (host-hpux.o): Likewise.
18126 * config/x-linux (host-linux.o): Likewise.
18127 * config/x-solaris (host-solaris.o): Likewise.
18128 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18129 * config/arm/t-arm (arm-c.o): Likewise.
18130 * config/arm/t-pe (pe.o): Likewise.
18131 * config/arm/t-wince-pe (pe.o): Likewise.
18132 * config/i386/t-cygming (winnt.o): Likewise.
18133 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18134 * config/i386/t-cygwin (cygwin1.o): Likewise.
18135 (cygwin2.o): Likewise.
18136 * config/i386/t-i386 (i386-c.o): Likewise.
18137 * config/i386/t-interix (winnt.o): Likewise.
18138 * config/i386/t-netware (netware.o): Likewise.
18139 * config/i386/t-nwld (nwld.o): Likewise.
18140 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18141 * config/i386/x-i386 (driver-i386.o): Likewise.
18142 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18143 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18144 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18145 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18146 * config/mips/x-native (driver-native.o): Likewise.
18147 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18148 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18149 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18150 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18151 * config/score/t-score-elf (score7.o): Likewise.
18152 (score3.o): Likewise.
18153 * config/sh/t-sh (sh-c.o): Likewise.
18154 * config/sh/t-symbian (sh-c.o): Likewise.
18155 (symbian.o): Likewise.
18156 * config/spu/t-spu-elf (spu-c.o): Likewise.
18157 * config/v850/t-v850 (v850-c.o): Likewise.
18158 * config/v850/t-v850e (v850-c.o): Likewise.
18160 2009-05-26 Richard Guenther <rguenther@suse.de>
18162 PR tree-optimization/40122
18163 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18164 VECTOR_CSTs if possible.
18165 (fold_gimple_assign): Likewise.
18167 2009-05-26 Richard Guenther <rguenther@suse.de>
18169 PR middle-end/40252
18170 * fold-const.c (fold_binary): Use the correct types for building
18173 2009-05-26 Richard Guenther <rguenther@suse.de>
18175 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18176 redundant calls to merge_alias_info.
18177 (bump_vector_ptr): Likewise.
18178 * tree-ssa-copy.c (merge_alias_info): Remove.
18179 (replace_exp_1): Remove call to merge_alias_info.
18180 (propagate_tree_value): Likewise.
18181 (fini_copy_prop): Propagate points-to info.
18182 * tree-flow.h (merge_alias_info): Remove.
18184 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18186 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18188 2009-05-25 Jan Hubicka <jh@suse.cz>
18190 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18191 * cgraph.h (struct inline_summary): New filed self_wize,
18192 size_inlining_benefit, self_time and time_inlining_benefit.
18193 (struct cgraph_global_info): Replace insns by time ans size fields.
18194 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18195 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18196 (ipcp_update_callgraph): Do not touch function bodies.
18197 * ipa-inline.c: Include except.h
18198 (MAX_TIME): New constant.
18199 (overall_insns): Remove.
18200 (leaf_node_p): New.
18201 (overall_size, max_benefit): New static variables.
18202 (cgraph_estimate_time_after_inlining): New function.
18203 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18204 (cgraph_clone_inlined_nodes): Update size.
18205 (cgraph_mark_inline_edge): Update size.
18206 (cgraph_estimate_growth): Use size info.
18207 (cgraph_check_inline_limits): Check size.
18208 (cgraph_default_inline_p): Likewise.
18209 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18210 (cgraph_decide_recursive_inlining): Check size.
18211 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18213 (cgraph_decide_inlining): Likewise.
18214 (cgraph_decide_inlining_incrementally): Likewise; honor
18215 PARAM_EARLY_INLINING_INSNS.
18216 (likely_eliminated_by_inlining_p): New predicate.
18217 (estimate_function_body_sizes): New function.
18218 (compute_inline_parameters): Use it.
18219 * except.c (must_not_throw_labels): New function.
18220 * except.h (must_not_throw_labels): Declare.
18221 * tree-inline.c (init_inline_once): Kill inlining_weigths
18222 * tree-ssa-structalias.c: Avoid uninitialized warning.
18223 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18224 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18225 (PARAM_INLINE_CALL_COST): Remove.
18226 (PARAM_EARLY_INLINING_INSNS): New.
18228 2009-05-25 Richard Guenther <rguenther@suse.de>
18230 PR tree-optimization/36327
18231 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18232 callback for reference translation or lookup at the point of may-defs.
18233 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18234 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18235 for union COMPONENT_REFs.
18236 (vn_reference_lookup_3): New callback. Lookup from memset
18237 and CONSTRUCTOR assignment, translate through struct copies.
18238 (vn_reference_lookup_pieces): Make sure to not free the
18239 passed operands array. Adjust walk_non_aliased_vuses call.
18240 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18241 make sure we do not leak memory.
18243 2009-05-25 Richard Guenther <rguenther@suse.de>
18245 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18246 * tree-inline.c (expand_call_inline): Reset the escaped and
18247 callused solutions.
18248 * tree-ssa-structalias.c (pass_build_ealias): New.
18249 * tree-pass.h (pass_build_ealias): Declare.
18250 * passes.c (init_optimization_passes): Add PTA during
18251 early optimizations.
18252 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18253 and CALLUSED solutions.
18254 (dump_points_to_solution): New function, split out from ...
18255 (dump_points_to_info_for): ... here.
18256 * tree-parloops.c (parallelize_loops): Reset the escaped and
18257 callused solutions.
18259 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18262 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18263 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18265 2009-05-25 Ira Rosen <irar@il.ibm.com>
18267 PR tree-optimization/40238
18268 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18269 statements after basic block's labels.
18270 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18271 to free the allocated memory.
18273 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18275 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18276 return address with a USE.
18278 2009-05-24 Richard Guenther <rguenther@suse.de>
18280 PR middle-end/40233
18281 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18282 array type from the main variant of the inner type.
18284 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18286 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18287 definition to bool (from int) to un-break build.
18288 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18290 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18292 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18293 discard_stmt_changes): Delete.
18294 * tree-ssa-operands.c (scb_stack): Delete.
18295 (init_ssa_operands): Do not initialize it.
18296 (fini_ssa_operands): Do not free it.
18297 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18299 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18300 update_stmt, remove the others. Fix comments.
18301 * tree-dfa.c (optimize_stack_restore): Likewise.
18302 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18303 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18304 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18305 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18307 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18308 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18309 (dom_opt_finalize_block): Likewise, adjusting access to
18311 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18312 (stmts_to_rescan): Change item type to gimple.
18313 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18315 2009-05-24 Ira Rosen <irar@il.ibm.com>
18317 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18318 * tree-pass.h (pass_slp_vectorize): New pass.
18319 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18320 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18321 * tree-vectorizer.c (timevar.h): Include.
18322 (user_vect_verbosity_level): Declare.
18323 (vect_location): Fix comment.
18324 (vect_set_verbosity_level): Update user_vect_verbosity_level
18325 instead of vect_verbosity_level.
18326 (vect_set_dump_settings): Add an argument. Ignore user defined
18327 verbosity if dump flags require higher level of verbosity. Print to
18328 stderr only for loop vectorization.
18329 (vectorize_loops): Update call to vect_set_dump_settings.
18330 (execute_vect_slp): New function.
18331 (gate_vect_slp): Likewise.
18332 (struct gimple_opt_pass pass_slp_vectorize): New.
18333 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18334 access its members.
18335 (vec_info_for_bb): New function.
18336 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18337 (VECTORIZATION_ENABLED): New macro.
18338 (SLP_ENABLED, SLP_DISABLED): Likewise.
18339 (vect_is_simple_use): Add bb_vec_info argument.
18340 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18341 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18342 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18343 vect_schedule_slp, vect_analyze_slp): Likewise.
18344 (vect_analyze_stmt): Add slp_tree argument.
18345 (find_bb_location): Declare.
18346 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18347 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18348 (vect_analyze_loop_operations, vect_analyze_loop,
18349 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18350 vect_finalize_reduction, vectorizable_reduction,
18351 vectorizable_live_operation, vect_transform_loop): Likewise.
18352 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18353 skip evolution analysis if analyzing a basic block.
18354 (dr_analyze_indices): Likewise.
18355 (initialize_data_dependence_relation): Skip the test whether the
18356 object is invariant for basic blocks.
18357 (compute_all_dependences): Skip dependence analysis for data
18358 references in basic blocks.
18359 (find_data_references_in_stmt): Don't fail in case of invariant
18360 access in basic block.
18361 (find_data_references_in_bb): New function.
18362 (find_data_references_in_loop): Move code to
18363 find_data_references_in_bb and add a call to it.
18364 (compute_data_dependences_for_bb): New function.
18365 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18366 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18368 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18369 unknown dependence in basic block and fail in case of dependence in
18371 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18372 dependence instances from either loop or basic block vectorization
18374 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18375 before calling nested_in_vect_loop_p.
18376 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18377 dependence instances from either loop or basic block vectorization
18379 (vect_verify_datarefs_alignment): Likewise.
18380 (vect_enhance_data_refs_alignment): Adjust function calls.
18381 (vect_analyze_data_refs_alignment): Likewise.
18382 (vect_analyze_group_access): Fix printing. Skip different checks if
18383 DR_STEP is 0. Keep strided stores either in loop or basic block
18384 vectorization data structure. Fix indentation.
18385 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18387 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18388 dependence instances from either loop or basic block vectorization
18390 (vect_analyze_data_refs): Update comment. Call
18391 compute_data_dependences_for_bb to analyze basic blocks.
18392 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18393 case of loop vectorization. In case of basic block vectorization use
18394 data-ref itself as a base.
18395 (vect_create_data_ref_ptr): In case of basic block vectorization:
18396 don't advance the pointer, add new statements before the current
18397 statement. Adjust function calls.
18398 (vect_supportable_dr_alignment): Support only aligned accesses in
18399 basic block vectorization.
18400 * common.opt (ftree-slp-vectorize): New flag.
18401 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18402 (vect_pattern_recog_1): Likewise.
18403 * tree-vect-stmts.c (process_use): Likewise.
18404 (vect_init_vector): Add new statements in the beginning of the basic
18405 block in case of basic block SLP.
18406 (vect_get_vec_def_for_operand): Adjust function calls.
18407 (vect_finish_stmt_generation): Likewise.
18408 (vectorizable_call): Add assert that it is loop vectorization, adjust
18410 (vectorizable_conversion, vectorizable_assignment): Likewise.
18411 (vectorizable_operation): In case of basic block SLP, take
18412 vectorization factor from statement's type and skip the relevance
18413 check. Adjust function calls.
18414 (vectorizable_type_demotion): Add assert that it is loop
18415 vectorization, adjust function calls.
18416 (vectorizable_type_promotion): Likewise.
18417 (vectorizable_store): Check for outer loop only in case of loop
18418 vectorization. Adjust function calls. For basic blocks, skip the
18419 relevance check and don't advance pointers.
18420 (vectorizable_load): Likewise.
18421 (vectorizable_condition): Add assert that it is loop vectorization,
18422 adjust function calls.
18423 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18424 that it is not reduction, get vector type, call only supported
18425 functions, skip loop specific parts.
18426 (vect_transform_stmt): Check for outer loop only in case of loop
18428 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18429 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18430 for external definition.
18431 * passes.c (pass_slp_vectorize): New pass.
18432 * tree-vect-slp.c (find_bb_location): New function.
18433 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18434 check for patterns only in loops.
18435 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18436 case of multiple types in basic block SLP.
18437 (vect_mark_slp_stmts_relevant): New function.
18438 (vect_supported_load_permutation_p): Fix comment.
18439 (vect_analyze_slp_instance): Add argument. In case of basic block
18440 SLP, take vectorization factor from statement's type, check that
18441 unrolling factor is 1. Adjust function call. Save SLP instance in
18442 either loop or basic block vectorization structure. Return FALSE,
18444 (vect_analyze_slp): Add argument. Get strided stores groups from
18445 either loop or basic block vectorization structure. Return FALSE
18446 if basic block SLP failed.
18447 (new_bb_vec_info): New function.
18448 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18449 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18450 (vect_schedule_slp): Add argument. Get SLP instances from either
18451 loop or basic block vectorization structure. Set vectorization factor
18452 to be 1 for basic block SLP.
18453 (vect_slp_transform_bb): New function.
18454 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18456 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18458 * final.c (shorten_branches): Do not align labels for jump tables.
18459 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18461 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18463 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18464 Remove outdated reference to flow.c and fix nits.
18465 * doc/gccint.texi: Tweak RTL description.
18466 * doc/rtl.texi: Likewise.
18468 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18470 * config/avr/avr.c: Change my email address.
18471 * config/avr/avr.h: Likewise.
18472 * config/avr/avr.md: Likewise.
18473 * config/avr/avr-protos.h: Likewise.
18474 * config/avr/libgcc.S: Likewise.
18476 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18478 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18479 (spu_split_load, spu_split_store): Change return type to int.
18480 (spu_split_convert): Declare.
18481 * config/spu/predicates.md (spu_mem_operand): Remove.
18482 (spu_mov_operand): Update.
18483 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18484 * config/spu/spu.c (regno_aligned_for_load): Remove.
18485 (reg_aligned_for_addr, spu_expand_load): Define.
18486 (spu_expand_extv): Reimplement and handle MEM.
18487 (spu_expand_insv): Handle MEM.
18488 (spu_sched_reorder): Handle insn's with length 0.
18489 (spu_legitimate_address_p): Reimplement.
18490 (store_with_one_insn_p): Return TRUE for any mode with size
18491 larger than 16 bytes.
18492 (address_needs_split): Define.
18493 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18495 (spu_convert_move): Define.
18496 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18497 (spu_split_store): Change all MEM's to TImode.
18498 (spu_init_expanders): Preallocate registers that correspond to
18499 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18501 (spu_split_convert): Define.
18502 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18503 (_move<mode>, _movdi, _movti): Update predicate and condition.
18504 (load, store): Change to define_split.
18505 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18507 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18508 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18509 define_insn_and_split of lshr<mode>3.
18510 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18511 (<v>ashr<mode>3_imm): Define.
18512 (extv, extzv, insv): Allow MEM operands.
18513 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18514 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18515 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18516 (_spu_convert2): Change to define_insn_and_split and remove the
18517 corresponding define_peephole2.
18518 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18519 Change predicates to memory_operand.
18521 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18523 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18525 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18527 PR tree-optimization/40219
18528 * tree.c (iterative_hash_expr): Make sure the builtin function is
18529 a normal builtin function and not a front end or back end builtin
18530 before indexing into the built_in_decls array.
18532 2009-05-22 Richard Guenther <rguenther@suse.de>
18534 PR middle-end/38964
18535 * alias.c (write_dependence_p): Do not use TBAA for answering
18536 anti-dependence or output-dependence.
18537 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18538 (emit_pointer_definition): Remove.
18539 (emit_alias_warning): Likewise.
18540 (find_what_var_points_to): Remove TBAA pruning code.
18541 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18543 (compute_points_to_sets): Remove code computing the set of
18544 dereferenced pointers.
18545 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18546 oracle for querying anti and output dependencies.
18547 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18548 if TBAA may be applied.
18549 (refs_anti_dependent_p): New function.
18550 (refs_output_dependent_p): Likewise.
18551 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18552 (refs_output_dependent_p): Likewise.
18553 * doc/tree-ssa.texi (Memory model): New section.
18554 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18555 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18556 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18557 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18558 * expr.c (expand_expr_real_1): Likewise.
18559 * gimple-low.c (lower_stmt): Likewise.
18560 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18561 (dump_gimple_cdt): Remove.
18562 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18563 (gimple_size): Likewise.
18564 (walk_gimple_op): Likewise.
18565 (is_gimple_stmt): Likewise.
18566 (walk_stmt_load_store_addr_ops): Likewise.
18567 (gimple_build_cdt): Remove.
18568 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18569 * gimple.h (gimple_cdt_new_type): Remove.
18570 (gimple_cdt_new_type_ptr): Likewise.
18571 (gimple_cdt_set_new_type): Likewise.
18572 (gimple_cdt_location): Likewise.
18573 (gimple_cdt_location_ptr): Likewise.
18574 (gimple_cdt_set_location): Likewise.
18575 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18576 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18577 GIMPLE_CHANGE_DYNAMIC_TYPE.
18578 (verify_types_in_gimple_stmt): Likewise.
18579 * tree-inline.c (estimate_num_insns): Likewise.
18580 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18581 (copy_decl_to_var): Likewise.
18582 (copy_result_decl_to_var): Likewise.
18583 * tree-pretty-print.c (dump_generic_node): Do not handle
18584 CHANGE_DYNAMIC_TYPE_EXPR.
18585 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18586 * tree-ssa-operands.c (get_expr_operands): Likewise.
18587 * tree-ssa-structalias.c (struct variable_info): Remove
18588 no_tbaa_pruning member.
18589 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18590 (unify_nodes): Do not copy it.
18591 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18592 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18593 (set_uids_in_ptset): Do not check it.
18594 (find_what_var_points_to): Likewise.
18595 (compute_tbaa_pruning): Remove.
18596 (compute_points_to_sets): Do not call it.
18597 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18598 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18599 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18600 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18601 (DECL_NO_TBAA_P): Likewise.
18602 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18603 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18604 (expand_omp_atomic_pipeline): Do not set it.
18605 * print-tree.c (print_node): Do not dump it.
18606 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18609 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18612 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18615 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18617 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18620 2009-05-22 Ben Elliston <bje@au.ibm.com>
18622 * Makefile.in (bversion.h, s-bversion): New targets.
18623 (TOPLEV_H): Add bversion.h.
18624 * toplev.h: Include "bversion.h".
18625 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18626 the __format__ attribute only if compiling with the same version
18627 of GCC as the sources (the "build version").
18629 2009-05-22 Ben Elliston <bje@au.ibm.com>
18631 * c-format.c (handle_format_attribute): Fix comment typo.
18633 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18636 * config/ia64/ia64.opt (mfused-madd): New.
18637 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18638 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18639 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18640 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18641 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18642 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18643 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18644 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18645 instruction if !TARGET_FUSED_MADD.
18646 (fpma, fpms): Remove colon from name.
18648 2009-05-22 Richard Guenther <rguenther@suse.de>
18650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18651 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18652 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18654 (create_expression_by_pieces): Only convert if necessary.
18655 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18656 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18658 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18660 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18661 regular pattern from a template and rename it ...
18662 (*extzv_truncsi_exts): ... to this.
18664 2009-05-21 Richard Guenther <rguenther@suse.de>
18666 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18667 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18668 (cgraph_default_inline_p): Likewise.
18669 (cgraph_decide_inlining_incrementally): Likewise.
18671 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18672 Uros Bizjak <ubizjak@gmail.com>
18674 * config/i386/cpuid.h (bit_MOVBE): New.
18676 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18678 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18679 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18680 (ix86_handle_option): Handle OPT_mmovbe.
18681 (ix86_target_string): Add -mmovbe.
18682 (pta_flags): Add PTA_MOVBE.
18683 (processor_alias_table): Add PTA_MOVBE to "atom".
18684 (override_options): Handle PTA_MOVBE.
18686 * config/i386/i386.h (TARGET_MOVBE): New.
18688 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18689 (*bswapsi_movbe): New.
18690 (*bswapdi_movbe): Likewise.
18691 (bswapdi2): Renamed to ...
18692 (*bswapdi_1): This.
18693 (bswapdi2): New expander.
18695 * config/i386/i386.opt (mmovbe): New.
18697 * doc/invoke.texi: Document -mmovbe.
18699 2009-05-21 Taras Glek <tglek@mozilla.com>
18701 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18702 * gcc-plugin.h (plugin_init): Updated signature.
18703 * gcc-plugin.h (plugin_name_args): Moved to this header.
18704 * doc/plugins.texi (plugin_init): Updated documention to reflect
18706 * doc/plugins.texi (plugin_name_args): Added to documention.
18708 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18710 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18711 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18713 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18715 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18716 JUMP_TABLE_DATA_P predicates where applicable.
18717 * config/i386/predicates.md: Ditto.
18718 * config/i386/sse.md: Ditto.
18720 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18722 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18723 operand2 -128 override length_immediate attribute to 1.
18724 * config/i386/predicates.md (constm128_operand): New predicate.
18726 * config/i386/i386.c (memory_address_length): Handle %r12
18727 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18729 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18730 mode look through optional ZERO_EXTEND and SUBREG.
18731 * config/i386/i386.md (R12_REG): New define_constant.
18732 (prefix_data16): For sse unit set also for MODE_TI insns.
18733 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18734 insns set if operand 1 is ext_QIreg_operand.
18735 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18736 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18738 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18739 mode from MODE_DI to MODE_SI.
18740 (movdi_1_rex64): Override modrm and length_immediate attributes
18741 only for movabs (TYPE_IMOV, alternative 2).
18742 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18743 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18744 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18745 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18746 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18747 prefix_rex attribute if DImode.
18748 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18749 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18750 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18751 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18752 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18753 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18754 Likewise. For TYPE_IMOV clear length_immediate attribute.
18755 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18756 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18757 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18758 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18759 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18760 or one operand TYPE_ISHIFT.
18761 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18762 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18763 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18764 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18765 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18766 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18767 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18768 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18769 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18770 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18771 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18772 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18773 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18774 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18775 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18776 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18777 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18778 set mode attribute, don't override length attribute.
18779 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18781 (return_internal_long): Set length attribute to 2 instead of 1.
18782 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18783 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18784 prefix_rex attribute.
18785 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18787 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18789 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18791 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18793 2009-05-20 Ian Lance Taylor <iant@google.com>
18795 * tree.c (build_tree_list_vec_stat): New function.
18796 (ctor_to_vec): New function.
18797 (build_nt_call_vec): New function.
18798 (build_call_array): Change args to be a const pointer.
18799 (build_call_vec): New function.
18800 * tree.h (build_nt_call_vec): Declare.
18801 (build_tree_list_vec_stat): Declare.
18802 (build_tree_list_vec): Define.
18803 (build_call_array): Update declaration.
18804 (build_call_vec): Declare.
18805 (ctor_to_vec): Declare.
18806 * c-common.c (tree_vector_cache): New static variable.
18807 (make_tree_vector): New function.
18808 (release_tree_vector): New function.
18809 (make_tree_vector_single): New function.
18810 (make_tree_vector_copy): New function.
18811 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18812 (make_tree_vector_single, make_tree_vector_copy): Declare.
18813 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18814 (c_parser_expr_list): Don't manage cache here, instead call
18816 (c_parser_release_expr_list): Remove static function.
18817 (c_parser_vec_to_tree_list): Remove static function.
18818 (c_parser_attributes): Call build_tree_list_vec instead of
18819 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18820 c_parser_release_expr_list.
18821 (c_parser_postfix_expression_after_primary): Likewise.
18822 (c_parser_objc_keywordexpr): Likewise.
18824 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18826 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18827 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18828 TARGET_CONVERT_TO_TYPE.
18829 * hooks.c (hook_tree_const_tree_null): Define.
18830 * hooks.h (hook_tree_const_tree_null): Declare.
18831 * target.h (struct gcc_target): Add invalid_parameter_type,
18832 invalid_return_type, promoted_type, and convert_to_type fields.
18833 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18834 (TARGET_INVALID_RETURN_TYPE): Define.
18835 (TARGET_PROMOTED_TYPE): Define.
18836 (TARGET_CONVERT_TO_TYPE): Define.
18837 (TARGET_INITIALIZER): Update for new fields.
18838 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18839 (grokparms): Check targetm.invalid_parameter_type.
18840 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18841 * c-convert.c (convert): Check targetm.convert_to_type.
18843 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18845 * config/mips/mips.md (*extenddi_truncate<mode>,
18846 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18848 (*extendhi_truncateqi): New define_insn_and_sptit.
18850 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18852 PR middle-end/40204
18853 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18854 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18856 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18858 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18859 the operand of VIEW_CONVERT_EXPR.
18861 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18863 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18864 extended family and model for Intel processors. Support Intel Atom.
18866 2009-05-20 Olivier Hainque <hainque@adacore.com>
18868 * gstab.h (stab_code_type): Define, to be used instead of the
18869 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18871 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18872 occurrences by stab_code_type.
18873 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18875 2009-05-20 Martin Jambor <mjambor@suse.cz>
18877 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18878 (sra_insert_before): Likewise.
18879 (sra_insert_after): Likewise.
18880 (sra_init_cache): Likewise.
18881 (sra_type_can_be_decomposed_p): Likewise.
18882 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18883 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18884 (sra_insert_before): Likewise.
18885 (sra_insert_after): Likewise.
18886 (sra_init_cache): Likewise.
18887 (insert_edge_copies_seq): Made static and moved upwards.
18889 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18892 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18894 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18895 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18898 2009-05-20 Richard Guenther <rguenther@suse.de>
18900 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18901 with mismatched comparison modes.
18903 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18905 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18906 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18907 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18908 with shifts for Thumb2.
18909 (orsi_notsi): New for orn.
18910 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18911 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18912 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18913 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18914 Don't invert remainder for IOR.
18916 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18918 PR tree-optimization/40087
18919 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18920 number_of_iterations_ne): Rename never_infinite argument.
18921 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18922 number_of_iterations_le): Handle pointer-type ivs when
18923 exit_must_be_taken is false.
18924 (number_of_iterations_cond): Do not always assume that
18925 exit_must_be_taken if the control variable is a pointer.
18927 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18929 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18930 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18932 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18934 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18935 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18937 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18940 * c.opt (Wlogical-op): Disabled by default.
18941 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18943 * doc/invoke.texi (Wlogical-op): Likewise.
18945 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18947 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18949 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18950 Propagate the type of the first operand.
18951 <ASSERT_EXPR>: Simplify.
18952 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18953 Rewrite using the RHS code as discriminant.
18954 <NOP_EXPR>: Turn into CASE_CONVERT.
18955 <PLUS_EXPR>: Propagate the type of the first operand.
18957 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18959 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18960 (ia64_dconst_0_375): New.
18961 * config/ia64/ia64.c (ia64_override_options): Remove
18962 -minline-sqrt-min-latency warning.
18963 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18964 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18965 * config/ia64/ia64.md (*sqrt_approx): Remove.
18966 (sqrtsf2): Remove #if 0.
18967 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18968 (sqrtdf): Remove assert.
18969 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18970 (sqrtxf2): Remove #if 0.
18971 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18972 * div.md (sqrt_approx_rf): New.
18973 (sqrtsf2_internal_thr): New implementation.
18974 (sqrtsf2_internal_lat): New.
18975 (sqrtdf2_internal_thr: New implementation.
18976 (sqrtxf2_internal): New implementation.
18978 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18979 Hans-Peter Nilsson <hp@axis.com>
18981 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18982 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18983 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18984 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18985 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18986 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18987 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18988 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18989 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18990 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18991 * c-common.c: ...from here.
18993 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18995 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18997 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18999 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19001 2009-05-19 Ben Elliston <bje@au.ibm.com>
19003 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19004 assignments with memcpy calls.
19005 (add_fdes): Likewise.
19006 (binary_search_unencoded_fdes): Likewise.
19007 (linear_search_fdes): Eliminate type puns.
19009 2009-05-19 Richard Guenther <rguenther@suse.de>
19011 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19012 not falsely claim to have propagated into all uses.
19014 2009-05-19 Ben Elliston <bje@au.ibm.com>
19016 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19019 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19021 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19022 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19023 (TARGET_LEGITIMATE_ADDRESS_P): New.
19024 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19025 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19027 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19030 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19031 child of the containing namespace's DIE.
19033 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19035 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19036 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19037 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19040 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19043 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19044 gen_align with gen_pad.
19045 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19046 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19048 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19049 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19051 * config/i386/i386.md (align): Renamed to ...
19052 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19053 ASM_OUTPUT_MAX_SKIP_PAD.
19055 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19057 * config.gcc: Fix variable syntax.
19060 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19061 before calling exact_log2.
19062 (output_iorsi3): Likewise.
19063 (output_xorsi3): Likewise.
19065 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19067 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19068 for the none zero constant operand except for EQ and NE
19069 comprisons even when the first operand is R0.
19071 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19073 * config/s390/2064.md: Remove trailing whitespaces.
19074 * config/s390/2084.md: Likewise.
19075 * config/s390/constraints.md: Likewise.
19076 * config/s390/fixdfdi.h: Likewise.
19077 * config/s390/libgcc-glibc.ver: Likewise.
19078 * config/s390/s390-modes.def: Likewise.
19079 * config/s390/s390-protos.h: Likewise.
19080 * config/s390/s390.c: Likewise.
19081 * config/s390/s390.h: Likewise.
19082 * config/s390/s390.md: Likewise.
19083 * config/s390/tpf-unwind.h: Likewise.
19085 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19087 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19089 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19092 * configure.ac (m68k-*-*): Check if binutils support TLS.
19093 * configure: Regenerate.
19094 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19095 * config/m68k/constraints.md (Cu): New constraint.
19096 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19097 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19098 (movsi): Handle TLS symbols.
19099 (addsi3_5200): Handle XTLS symbols, indent.
19100 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19101 (m68k_tls_reference_p): Declare.
19102 (m68k_legitimize_address): Declare.
19103 (m68k_unwrap_symbol): Declare.
19104 * config/m68k/m68k.opt (mxtls): New option.
19105 * config/m68k/m68k.c (ggc.h): Include.
19106 (m68k_output_dwarf_dtprel): Implement hook.
19107 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19108 (m68k_expand_prologue): Load GOT pointer when function needs it.
19109 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19110 (m68k_legitimate_constant_address_p): Same.
19111 (m68k_decompose_address): Handle TLS references.
19112 (m68k_get_gp): New static function.
19113 (enum m68k_reloc): New contants.
19114 (TLS_RELOC_P): New macro.
19115 (m68k_wrap_symbol): New static function.
19116 (m68k_unwrap_symbol): New function.
19117 (m68k_final_prescan_insn_1): New static function.
19118 (m68k_final_prescan_insn): New function.
19119 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19121 (legitimize_pic_address): Handle TLS references..
19122 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19123 (m68k_libcall_value_in_a0_p)
19124 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19125 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19126 (m68k_legitimize_tls_address): Handle TLS references.
19127 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19129 (m68k_legitimize_address): Handle TLS symbols.
19130 (m68k_get_reloc_decoration): New static function.
19131 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19133 (m68k_output_dwarf_dtprel): Implement hook.
19134 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19135 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19136 m68k_call_* routines.
19137 (sched_attr_op_type): Handle TLS symbols.
19138 (gt-m68k.h): Include.
19139 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19140 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19142 2009-05-18 Martin Jambor <mjambor@suse.cz>
19144 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19145 (visit_store_addr_for_mod_analysis): New function.
19146 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19147 (determine_cst_member_ptr): Use gimple_assign_single_p.
19148 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19149 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19150 operands. Don't check number of operands of a NOP_EXPR.
19152 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19154 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19156 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19159 * c-common.c (warn_logical_operator): Don't warn if one of
19160 expression isn't always true or false.
19162 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19164 * config/i386/biarch32.h: New file.
19165 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19167 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19169 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19170 *zero_extend<mode>_truncqi): Merge these into ...
19171 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19172 Name the pattern following this as *zero_extendhi_truncqi.
19174 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19176 PR middle-end/39301
19177 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19178 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19179 (output_info): Make field HOST_WIDEST_INT.
19180 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19181 (dump_bitmat_statistics): Same.
19183 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19185 * config.gcc (use_gcc_stdint): Set to wrap.
19186 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19187 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19188 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19189 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19190 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19191 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19192 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19193 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19195 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19197 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19199 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19200 Move definitions earlier.
19201 (OPT_ARCH64, OPT_ARCH32): Define.
19202 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19205 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19208 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19211 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19213 * arm.md (movdi2): Copy non-reg values to DImode registers.
19215 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19218 * final.c (label_to_max_skip): New function.
19219 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19220 CODE_LABEL_NUMBER <= max_labelno.
19221 * output.h (label_to_max_skip): New prototype.
19222 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19223 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19224 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19225 Handle CODE_LABELs with >= 16 byte alignment or with
19226 max_skip == (1 << align) - 1.
19227 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19228 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19231 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19232 .p2align 3 if MAX_SKIP is smaller than 7.
19233 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19235 2009-05-15 Ian Lance Taylor <iant@google.com>
19237 * alias.c (struct alias_set_entry_d): Rename from struct
19238 alias_set_entry. Change all uses.
19239 * except.c (struct call_site_record_d): Rename from struct
19240 call_site_record. Change all uses.
19241 * except.h (struct eh_region_d): Rename from struct eh_region.
19243 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19245 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19246 ivtype_map_elt. Change all uses.
19247 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19249 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19250 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19252 (struct sese_d): Rename from struct sese. Change all uses.
19253 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19254 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19255 * optabs.h (struct optab_d): Rename from struct optab. Change all
19257 (struct convert_optab_d): Rename from struct convert_optab.
19259 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19260 ipa_opt_pass. Change all uses.
19261 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19264 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19265 defined as a typedef.
19266 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19269 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19272 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19274 (merge_ranges): Returns bool.
19275 * tree.h (make_range): .. to here.
19276 (build_range_check): Likewise.
19277 (merge_ranges): Likewise. Renamed from merge_ranges.
19278 * c-typeck.c (parser_build_binary_op): Update calls to
19279 warn_logical_operator.
19280 * c-common.c (warn_logical_operator): Add new warning.
19281 * c-common.h (warn_logical_operator): Update declaration.
19283 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19285 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19287 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19289 * doc/install.texi: Document MPC requirements, flags etc.
19291 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19292 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19293 Evaluate constant arguments.
19294 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19295 (fold_builtin_1): Likewise, also evaluate constant arguments.
19296 Remove superfluous break.
19297 (do_mpc_ckconv): New.
19298 * real.h: Include mpc.h.
19299 * toplev.c (print_version): Output MPC version info if available.
19301 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19303 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19305 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19307 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19310 2009-05-15 Jan Hubicka <jh@suse.cz>
19312 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19313 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19314 (try_inline): Fix return value.
19315 (cgraph_decide_inlining_incrementally): Honor new value.
19316 (cgraph_early_inlining): Handle indirect inlining.
19317 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19319 2009-05-15 Jan Hubicka <jh@suse.cz>
19321 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19322 * cgraphunit.c (cgraph_finalize_function): Set it.
19323 (cgraph_expand_function): Use it.
19325 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19327 * real.c (encode_ieee_half): Define.
19328 (decode_ieee_half): Define.
19329 (ieee_half_format): Define.
19330 (arm_half_format): Define.
19331 * real.h (ieee_half_format): Declare.
19332 (arm_half_format): Declare.
19334 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19336 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19337 swapped, and reversed optabs exist before trying to use them.
19339 2009-05-15 Paul Brook <paul@codesourcery.com>
19340 Sandra Loosemore <sandra@codesourcery.com>
19342 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19343 loads. Allow PRE_DEC.
19344 (output_move_neon): Handle PRE_DEC.
19345 (arm_print_operand): Add 'A' for neon structure loads.
19346 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19347 * config/arm/neon.md (neon_mov): Update comment.
19348 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19350 (Um): New constraint.
19352 2009-05-15 Jan Hubicka <jh@suse.cz>
19354 Revert the following patch until testsuite fallout is fixed:
19355 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19356 * cgraph.h (struct inline_summary): New filed self_wize,
19357 size_inlining_benefit, self_time and time_inlining_benefit.
19358 (struct cgraph_global_info): Replace insns by time ans size fields.
19359 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19360 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19361 (ipcp_update_callgraph): Do not touch function bodies.
19362 * ipa-inline.c: Include except.h
19363 (MAX_TIME): New constant.
19364 (overall_insns): Remove
19365 (overall_size, max_benefit): New static variables.
19366 (cgraph_estimate_time_after_inlining): New function.
19367 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19368 (cgraph_clone_inlined_nodes): Update size.
19369 (cgraph_mark_inline_edge): Update size.
19370 (cgraph_estimate_growth): Use size info.
19371 (cgraph_check_inline_limits): Check size.
19372 (cgraph_default_inline_p): Likewise.
19373 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19374 (cgraph_decide_recursive_inlining): Check size.
19375 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19377 (cgraph_decide_inlining): Likewise.
19378 (cgraph_decide_inlining_incrementally): Likewise; honor
19379 PARAM_EARLY_INLINING_INSNS.
19380 (likely_eliminated_by_inlining_p): New predicate.
19381 (estimate_function_body_sizes): New function.
19382 (compute_inline_parameters): Use it.
19383 * except.c (must_not_throw_labels): New function.
19384 * except.h (must_not_throw_labels): Declare.
19385 * tree-inline.c (init_inline_once): Kill inlining_weigths
19386 * tree-ssa-structalias.c: Avoid uninitialized warning.
19387 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19388 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19389 (PARAM_INLINE_CALL_COST): Remove.
19390 (PARAM_EARLY_INLINING_INSNS): New.
19392 2009-05-15 Richard Guenther <rguenther@suse.de>
19394 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19395 not TODO_update_ssa.
19397 2009-05-15 Richard Guenther <rguenther@suse.de>
19399 PR tree-optimization/39999
19400 * gimple.h (gimple_expr_type): Use the expression type looking
19401 through useless conversions.
19402 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19403 (vn_nary_op_insert_stmt): Likewise.
19404 (simplify_binary_expression): Likewise.
19406 2009-05-15 Richard Guenther <rguenther@suse.de>
19408 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19409 New options, enabled by default.
19410 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19412 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19413 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19414 * tree-ssa-structalias.c (gate_tree_pta): New function.
19415 (pass_build_alias): Use it.
19417 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19419 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19420 recurse on an invariant address if a conversion from a pointer
19421 type to a wider integer type is involved.
19423 2009-05-15 Jan Hubicka <jh@suse.cz>
19425 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19426 * cgraph.h (struct inline_summary): New filed self_wize,
19427 size_inlining_benefit, self_time and time_inlining_benefit.
19428 (struct cgraph_global_info): Replace insns by time ans size fields.
19429 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19430 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19431 (ipcp_update_callgraph): Do not touch function bodies.
19432 * ipa-inline.c: Include except.h
19433 (MAX_TIME): New constant.
19434 (overall_insns): Remove
19435 (overall_size, max_benefit): New static variables.
19436 (cgraph_estimate_time_after_inlining): New function.
19437 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19438 (cgraph_clone_inlined_nodes): Update size.
19439 (cgraph_mark_inline_edge): Update size.
19440 (cgraph_estimate_growth): Use size info.
19441 (cgraph_check_inline_limits): Check size.
19442 (cgraph_default_inline_p): Likewise.
19443 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19444 (cgraph_decide_recursive_inlining): Check size.
19445 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19447 (cgraph_decide_inlining): Likewise.
19448 (cgraph_decide_inlining_incrementally): Likewise; honor
19449 PARAM_EARLY_INLINING_INSNS.
19450 (likely_eliminated_by_inlining_p): New predicate.
19451 (estimate_function_body_sizes): New function.
19452 (compute_inline_parameters): Use it.
19453 * except.c (must_not_throw_labels): New function.
19454 * except.h (must_not_throw_labels): Declare.
19455 * tree-inline.c (init_inline_once): Kill inlining_weigths
19456 * tree-ssa-structalias.c: Avoid uninitialized warning.
19457 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19458 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19459 (PARAM_INLINE_CALL_COST): Remove.
19460 (PARAM_EARLY_INLINING_INSNS): New.
19461 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19462 (inline-call-cost): Remove.
19463 (early-inlining-insns): New.
19465 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19467 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19469 (print_int_cst_bounds_in_octal_p): Likewise.
19470 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19472 * dwarf2out.c (base_type_die): Likewise.
19473 (is_subrange_type): Delete.
19474 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19475 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19476 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19477 if the destination type is boolean.
19478 (build_range_check): Do not special-case subtypes.
19479 (fold_sign_changed_comparison): Likewise.
19480 (fold_unary): Likewise.
19481 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19482 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19483 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19484 * tree.c (subrange_type_for_debug_p): New predicate based on the
19485 former is_subrange_type.
19486 * tree.h (subrange_type_for_debug_p): Declare.
19487 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19488 (convert_affine_scev): Remove call to above function.
19489 (chrec_convert_aggressive): Likewise.
19490 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19491 false for conversions involving subtypes.
19492 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19493 (vrp_val_min): Likewise.
19494 (needs_overflow_infinity): Likewise.
19495 (extract_range_from_unary_expr): Likewise.
19497 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19499 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19500 * config/frv/frv.c: Likewise.
19501 * config/s390/s390.c: Likewise.
19502 * config/sparc/sparc.h: Likewise.
19503 * config/i386/i386.h: Likewise.
19504 * config/i386/i386.c: Likewise.
19505 * config/crx/crx.c: Likewise.
19506 * config/m68hc11/m68hc11.h: Likewise.
19507 * config/iq2000/iq2000.c: Likewise.
19508 * config/mn10300/mn10300.h: Likewise.
19509 * config/mn10300/mn10300.c: Likewise.
19510 * config/m68k/m68k.c: Likewise.
19511 * config/rs6000/rs6000.c: Likewise.
19512 * config/rs6000/xcoff.h: Likewise.
19513 * config/rs6000/linux64.h: Likewise.
19514 * config/rs6000/sysv4.h: Likewise.
19515 * config/score/score3.c: Likewise.
19516 * config/score/score7.c: Likewise.
19517 * config/score/score.c: Likewise.
19518 * config/arm/arm.md: Likewise.
19519 * config/mips/mips.c: Likewise.
19520 * config/mips/mips.md: Likewise.
19521 * config/bfin/bfin.h: Likewise.
19522 * config/pa/pa.c: Likewise.
19523 * config/pa/constraints.md: Likewise.
19525 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19526 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19527 * config/pdp11/pdp11.h: Use memory_address_p instead.
19529 2009-05-14 Ian Lance Taylor <iant@google.com>
19531 * passes.c (finish_optimization_passes): Change i to int.
19532 * plugin.c (plugins_active_p): Change event to int.
19533 (dump_active_plugins): Likewise.
19534 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19536 * tree.c (tree_range_check_failed): Change c to unsigned int.
19537 (omp_clause_range_check_failed): Likewise.
19538 (build_common_builtin_nodes): Change mode to int. Add cast.
19539 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19540 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19542 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19543 ++ or -- with a variable of enum type.
19545 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19548 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19550 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19552 * store-motion.c: Do not include params.h
19553 * Makefile.in: Fix dependencies for various files.
19555 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19557 * auto-inc-dec.c: Fix pass description, remove apparent
19558 accidental duplication.
19560 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19562 PR middle-end/40147
19563 * ipa-utils.h (memory_identifier_string): Moved to ...
19564 * tree.h (memory_identifier_string): Here. Add GTY(()).
19566 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19568 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19569 in the former documentation of...
19570 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19571 * ira-conflicts.c (get_dup_num): Use address_operand.
19572 * targhooks.c (default_legitimate_address_p): New.
19573 * targhooks.h (default_legitimate_address_p): New.
19574 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19576 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19577 * target.h (struct target): Add legitimate_address_p.
19578 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19579 (TARGET_INITIALIZER): Include it.
19581 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19582 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19583 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19584 (TARGET_LEGITIMATE_ADDRESS_P): New.
19586 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19587 (REG_OK_STRICT_P): Delete.
19588 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19589 (frv_legitimate_address_p_1): ... this.
19590 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19591 (frv_legitimate_address_p_1): ... the renamed old
19592 frv_legitimate_address_p.
19593 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19594 (TARGET_LEGITIMATE_ADDRESS_P): New.
19596 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19597 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19598 * config/s390/s390.c (legitimate_address_p): Rename to...
19599 (s390_legitimate_address_p): ... this, make static.
19600 (legitimize_address): Adjust call.
19601 (TARGET_LEGITIMATE_ADDRESS_P): New.
19602 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19604 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19605 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19606 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19607 (TARGET_LEGITIMATE_ADDRESS_P): New.
19609 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19610 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19611 * config/spu/spu.c (spu_legitimate_address): Rename to...
19612 (spu_legitimate_address_p): ... this, make static.
19613 (TARGET_LEGITIMATE_ADDRESS_P): New.
19615 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19616 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19617 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19618 (sparc_legitimate_address_p): ... this, make static and return bool.
19619 (legitimize_address): Adjust call.
19620 (TARGET_LEGITIMATE_ADDRESS_P): New.
19622 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19623 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19624 * config/i386/i386.c (legitimate_address_p): Rename to...
19625 (ix86_legitimate_address_p): ... this, make static.
19626 (constant_address_p): Move after it, adjust call.
19627 (TARGET_LEGITIMATE_ADDRESS_P): New.
19629 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19630 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19631 * config/avr/avr.c (legitimate_address_p): Rename to...
19632 (avr_legitimate_address_p): ... this, make static.
19633 (legitimize_address): Adjust call.
19634 (TARGET_LEGITIMATE_ADDRESS_P): New.
19636 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19637 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19638 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19639 (TARGET_LEGITIMATE_ADDRESS_P): New.
19641 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19642 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19643 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19644 (TARGET_LEGITIMATE_ADDRESS_P): New.
19646 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19647 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19649 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19651 (TARGET_LEGITIMATE_ADDRESS_P): New.
19653 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19654 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19656 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19658 (m68hc11_legitimate_address_p): ... this, make static.
19659 (go_if_legitimate_address_internal): Rename to...
19660 (m68hc11_legitimate_address_p_1): ... this.
19661 (legitimize_address): Adjust call.
19662 (TARGET_LEGITIMATE_ADDRESS_P): New.
19664 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19665 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19666 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19667 (TARGET_LEGITIMATE_ADDRESS_P): New.
19669 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19670 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19671 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19672 (mn10300_legitimate_address_p): ... this, make static.
19673 (TARGET_LEGITIMATE_ADDRESS_P): New.
19675 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19676 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19677 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19678 (TARGET_LEGITIMATE_ADDRESS_P): New.
19680 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19681 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19682 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19683 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19684 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19685 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19686 (rs6000_legitimate_address_p): ... this, make static.
19687 (TARGET_LEGITIMATE_ADDRESS_P): New.
19688 (REG_MODE_OK_FOR_BASE_P): Delete.
19689 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19691 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19692 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19694 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19695 static, adjust types.
19696 (TARGET_LEGITIMATE_ADDRESS_P): New.
19698 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19699 * config/score/score.c (score_address_p): Rename to...
19700 (score_legitimate_address_p): ... this.
19701 (TARGET_LEGITIMATE_ADDRESS_P): New.
19702 * config/score/score3.c (score3_address_p): Rename to...
19703 (score3_legitimate_address_p): ... this.
19704 * config/score/score7.c (score7_address_p): Rename to...
19705 (score7_legitimate_address_p): ... this.
19707 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19708 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19709 GO_IF_LEGITIMATE_ADDRESS): Delete.
19710 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19711 thumb2_legitimate_address_p): Delete.
19712 (arm_legitimate_address_p): Rename to...
19713 (arm_legitimate_address_outer_p): ... this.
19714 * config/arm/constraints.md ("Uq"): Adjust call.
19715 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19716 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19718 (arm_legitimate_address_outer_p): ... this.
19719 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19721 (TARGET_LEGITIMATE_ADDRESS_P): New.
19723 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19724 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19725 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19726 (TARGET_LEGITIMATE_ADDRESS_P): New.
19728 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19729 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19730 * config/vax/vax.c (legitimate_address_p): Rename to...
19731 (vax_legitimate_address_p): ... this, make static.
19732 (TARGET_LEGITIMATE_ADDRESS_P): New.
19734 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19735 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19736 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19737 (TARGET_LEGITIMATE_ADDRESS_P): New.
19739 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19740 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19741 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19742 (mmix_legitimate_address_p): ... this, make static.
19743 (TARGET_LEGITIMATE_ADDRESS_P): New.
19745 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19746 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19747 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19748 (TARGET_LEGITIMATE_ADDRESS_P): New.
19750 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19752 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19753 of MODE_COMPLEX_INT.
19755 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19757 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19758 LCT_NORMAL in function call.
19759 * mips-tdump.c (print_file_desc): Add cast to enum type.
19760 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19761 (mark_stabs): Add casts to enum types.
19762 (parse_stabs_common): Add casts to enum types.
19764 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19766 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19767 Check for invalid values of LETTER.
19769 2009-05-13 Taras Glek <tglek@mozilla.com>
19771 * attribs.c (register_attribute): moved out attribute registration
19772 into register_attribute.
19773 * doc/plugins.texi: Documented register_attribute and
19775 * gcc-plugin.h: Added forward decl for register_attribute.
19776 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19777 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19778 PLUGIN_ATTRIBUTES boilerplate.
19780 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19782 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19783 values even in sentinel and empty entries.
19784 (ms_printf_flag_specs): Likewise.
19785 (ms_scanf_flag_specs): Likewise.
19786 (ms_strftime_flag_specs): Likewise.
19787 (ms_print_char_table): Likewise.
19788 (ms_scan_char_table): Likewise.
19789 (ms_time_char_table): Likewise.
19791 2009-05-13 Doug Kwan <dougkwan@google.com>
19793 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19795 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19797 * config/mips/mips.md (store): Add attributes for QI and HI.
19799 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19800 (truncdi<mode>2): ... this new pattern.
19802 2009-05-13 Brad Hards <bradh@kde.org>
19804 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19806 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19807 Ben Elliston <bje@au.ibm.com>
19809 PR middle-end/40035
19810 * dse.c (check_mem_read_rtx): Guard against width == -1.
19812 2009-05-13 Michael Matz <matz@suse.de>
19814 PR middle-end/39976
19815 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19816 (trivially_conflicts_p): New function.
19817 (insert_backedge_copies): Use it.
19819 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19821 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19822 (handle_stdc_pragma): Use new enum constant names.
19823 (handle_pragma_float_const_decimal64): Ditto.
19825 2009-05-13 Ian Lance Taylor <iant@google.com>
19827 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19830 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19832 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19833 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19835 * config/m68k/m68k.h (FL_UCLINUX): Define.
19837 2009-05-13 Jan Hubicka <jh@suse.cz>
19839 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19841 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19843 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19844 unless -fschedule-insns is specified.
19846 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19849 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19850 TARGET_EXPAND_CBRANCHDI4.
19851 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19852 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19853 (cmpeqdi): Fix comment.
19855 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19857 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19858 (sh_legitimate_address_p): Likewise.
19859 * config/sh/sh.c (sh_legitimate_index_p): New.
19860 (sh_legitimate_address_p): Likewise.
19861 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19862 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19863 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19864 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19865 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19866 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19867 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19868 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19869 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19871 2009-05-12 Jan Hubicka <jh@suse.cz>
19873 * tree-inline.c (estimate_operator_cost): Add operands;
19874 when division happens by constant, it is cheap.
19875 (estimate_num_insns): Loads and stores are not having cost of 0;
19876 EH magic stuff is cheap; when computing runtime cost of switch,
19877 use log2 base of amount of its cases; builtin_expect has cost of 0;
19878 compute cost for moving return value of call.
19879 (init_inline_once): Initialize time_based flags.
19880 * tree-inline.h (eni_weights_d): Add time_based flag.
19882 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19884 * df-core.c: Update head documentation.
19886 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19889 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19890 shadowing exisiting variable op1.
19892 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19895 * config/i386/driver-i386.c (processor_signatures): New enum.
19896 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19897 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19898 processor signature to detect geode processor.
19900 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19904 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19906 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19907 causes spurious differences between trunk and cond-optab branch.
19909 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19911 * dojump.c (compare_from_rtx): Delete.
19912 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19913 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19914 if the comparison does not satisfy the predicate; test predicates for
19915 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19916 further if one existing pattern fails.
19917 * expr.h (compare_from_rtx): Delete.
19918 (prepare_operand): Declare it.
19919 * optabs.c: Change "lib call" to "libcall" throughout.
19920 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19921 HAVE_conditional_trap, emit_cmp_insn): Delete.
19922 (can_compare_p): Delete cmp_optab case.
19923 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19924 Accept other parameters by value.
19925 (prepare_operand): Make non-static.
19926 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19927 other parameters by value. Try to widen operands here based on
19928 an optab_methods argument and looking at cbranch_optab.
19929 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19930 loop. Use cbranch_optab directly.
19931 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19932 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19934 (emit_conditional_move, emit_conditional_add): Inline what's needed
19935 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19936 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19937 with COMPARE. Move cmov_optab and cstore_optab above
19938 with cbranch_optab, move cmp_optab down with ucmp_optab,
19939 remove tst_otpab. Do not initialize trap_rtx.
19940 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19941 for trap code. Do not check HAVE_conditional_trap. Use
19942 prepare_cmp_insn. Accept no predicate for operand 3.
19943 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19944 (OTI_ctrap, ctrap_optab): New.
19945 (tst_optab): Delete.
19946 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19947 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19948 with lookup of ctrap_optab.
19949 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19951 (ctrap_optab): New.
19953 * combine.c (combine_simplify_rtx, simplify_set): Do not
19954 special case comparing against zero for cc0 machines.
19955 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19956 COMPARE on cc0 machines.
19957 (simplify_relational_operation): Return a new expression when
19958 a COMPARE could be removed.
19959 * final.c (final_scan_insn): Compare cc_status values
19960 against LHS of a (compare FOO (const_int 0)) cc0 source.
19961 Also check if cc_status.value is the full compare.
19963 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19964 (cstoreMM4): Document.
19965 (conditional_trap): Document ctrapMM4 instead.
19966 (sync_compare_and_swapMM): Refer to cbranchcc4.
19967 (Dependent Patterns): Eliminate obsolete information referring to
19968 the old jump optimization phase.
19969 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19970 of compares with 0 on cc0 machines.
19971 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19972 avoiding references to cc0. Remove text about storing operands
19974 * doc/tm.texi (Condition Codes): Include blurb on different
19975 condition code representations, separate into subsections for
19976 CC0, MODE_CC and conditional execution.
19978 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19979 alpha_emit_setcc): Accept operands and a machine mode.
19980 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19981 Get code/op0/op1 from operands, use machine mode argument
19982 instead of alpha_compare.fp_p. Emit the branch here.
19983 (alpha_emit_setcc): Likewise, and return boolean.
19984 (alpha_emit_conditional_move): Likewise. Assert that
19985 cmp_op_mode == cmp_mode, and simplify accordingly.
19986 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19987 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19988 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19990 (stack probe test): Use cbranchdi4.
19991 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19993 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19994 * config/arc/arc.h (movsicc, movsfcc): Use it.
19995 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19996 (cbranchsi4, cstoresi4): New.
19997 (cmpsi, bCC and sCC expanders): Remove.
19999 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20000 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20001 * config/arm/predicates.md (arm_comparison_operator): Only include
20002 floating-point operators if there is a hardware floating-point unit.
20003 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20004 deferring to cbranch_cc and cstore_cc respectively.
20005 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20006 cbranch_cc, cstore_cc): New.
20007 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20009 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20011 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20012 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20014 (adjust_insn_length): Adjust calls.
20015 (avr_reorg): Handle (compare (foo) (const_int 0)).
20016 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20017 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20018 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20019 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20021 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20022 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20024 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20025 (cbranchsi4, cstorebi4, cstoresi4): New.
20026 (movbisi): This insn is duplicate, split it to zero_extend.
20027 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20028 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20029 (bfin_optimize_loop): Use cbranch expander.
20030 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20031 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20032 (bfin_bimode_comparison_operator): ... this.
20033 (bfin_direct_comparison_operator): New.
20035 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20036 inside (compare FOO (const_int 0)).
20037 (cris_rtx_costs): Handle ZERO_EXTRACT.
20038 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20039 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20040 (*tstdi_v32): Delete.
20041 (*cmpdi_non_v32): Add M alternative for operand 1.
20042 (cmpsi, cmp<mode>): Make private.
20043 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20045 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20047 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20048 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20049 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20050 (cc_reg_operand): New.
20051 (any_cond): Delete.
20052 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20053 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20054 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20055 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20056 crx_expand_scond): Delete.
20058 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20060 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20061 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20063 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20064 cstoresi4, cstoresf4, cstoredf4): New.
20065 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20066 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20067 Receive the entire operands array.
20068 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20069 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20070 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20071 Get test/op0/op1 from the operands array.
20072 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20074 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20075 (h8300_expand_store): New.
20076 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20078 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20079 (h8300_expand_store): New.
20080 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20081 or do not try to produce (set (cc0) REG).
20082 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20083 change a compare into a move to a scratch register. Disable some
20084 peepholes when comparing with zero.
20085 (tstsi, tsthi, tstsi, cmpqi): Make private.
20087 (bCC, sCC): Delete.
20088 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20091 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20092 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20093 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20094 (ix86_emit_i387_log1p): Use cbranchxf2.
20095 (ix86_expand_setcc): Return void.
20096 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20097 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20098 cmp<MODEF>, cmpcc): Remove.
20099 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20100 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20101 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20102 (sCC and bCC expanders): Remove.
20103 (stack_protect_test): Use cbranchcc4.
20105 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20107 (ia64_expand_compare): Accept three rtx by reference and return void.
20108 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20109 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20110 from *expr. Update *expr with the BImode comparison to do.
20111 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20112 cmptf, bCC, sCC, conditional_trap): Delete.
20113 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20114 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20115 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20116 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20117 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20119 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20120 type of last argument.
20121 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20122 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20123 use machine mode argument instead of branch_type. Remove dead
20124 code for floating-point comparisons.
20125 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20126 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20128 (cbranchsi4, cstoresi4): New.
20129 * config/iq2000/predicates.md (reg_or_const_operand): New.
20131 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20132 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20133 (b<code>_op): Rewrite to...
20134 (bcc_op): ... this, using match_operator.
20135 (s<code>_op): Rewrite to...
20136 (scc_op): ... this, using match_operator.
20137 (s<code>_24_op): Rewrite to...
20138 (scc_op_24): ... this, using match_operator.
20139 (s<code>_<mode>): Rewrite to...
20140 (cstore<mode>4): ... this, using match_operator.
20141 (s<code>_<mode>_24): Rewrite to...
20142 (cstore<mode>4_24): ... this, using match_operator.
20143 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20144 m32c_unpend_compare, m32c_expand_scc): Delete.
20145 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20146 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20147 (m32c_expand_movcc): Change NE to EQ if necessary.
20148 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20150 * config/m32r/m32r-protos.h (gen_cond_store): New.
20151 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20152 (gen_cond_store): New, from sCC patterns.
20153 (m32r_expand_block_move): Use cbranchsi4.
20154 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20155 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20156 (cbranchsi4, cstoresi4): New.
20158 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20160 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20161 (m68hc11_notice_update_cc): Look into a compare with 0.
20162 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20164 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20165 cmphi, cmpqi, bCC): Delete.
20166 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20167 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20168 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20171 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20172 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20173 * config/m68k/constraints.md (H): New.
20174 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20175 the define_insn below.
20176 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20177 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20178 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20179 patterns): Wrap RHS with COMPARE.
20180 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20181 (*cmpdi_internal): Name this pattern.
20182 (cmpdi): Change to define_insn.
20183 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20184 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20185 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20187 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20188 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20189 (conditional_trap): Change to...
20190 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20191 (*conditional_trap): Use the ordered_comparison_operator and
20192 const1_operand predicates.
20193 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20194 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20195 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20196 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20198 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20199 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20200 (mcore_gen_compare): New.
20201 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20202 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20203 (mcore_gen_compare): ... this.
20204 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20205 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20206 (stack probe pattern): Use cbranchsi4.
20208 * config/mips/predicates.md (mips_cstore_operator): New.
20209 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20210 * config/mips/mips.md (any_cond): Delete.
20211 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20213 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20214 fixuns_truncsfdi2): Use cbranch patterns.
20215 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20216 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20217 Adjust call to mips_expand_conditional_branch.
20218 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20220 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20221 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20222 * config/mips/mips.c (cmp_operands): Delete.
20223 (mips_emit_compare): Get comparison operands from *op0/*op1.
20224 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20225 that it succeeds. Use op0/op1 instead of cmp_operands.
20226 (mips_expand_conditional_branch, mips_expand_conditional_move,
20227 mips_expand_conditional_trap): Likewise.
20228 (mips_block_move_loop): Use cbranch patterns.
20229 * config/mips/mips.h (cmp_operands): Delete.
20231 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20232 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20233 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20234 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20235 (*cmpcc_folded): Rename to...
20236 (*cmpdi_folded): this.
20237 (*cmpcc): Rename to...
20239 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20242 (cbranchdf4): New. Handle invalid comparisons here.
20243 * config/mmix/predicates.md (float_comparison_operator): New.
20245 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20246 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20247 * config/mn10300/mn10300.md (tst): Delete.
20248 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20249 Name these patterns and wrap RHS in a compare.
20250 (*cmpsi): Make this pattern private. Include tst.
20251 (*cmpsf): Make this pattern private.
20252 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20253 (compare with zero peepholes): Likewise.
20255 (cbranchsi4, cbranchsf4): New.
20256 (casesi): Use cbranchsi4.
20258 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20259 hppa_branch_type): Delete.
20260 (return_addr_rtx): Use cbranchsi4.
20261 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20262 Emit CCFPmode comparison here.
20263 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20264 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20265 hppa_branch_type): Delete.
20266 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20267 (movsicc, movdicc): Remove references to hppa_compare_op0,
20268 hppa_compare_op1 and compare_from_rtx.
20269 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20270 (casesi): Use cbranchsi4.
20272 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20273 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20274 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20275 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20276 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20278 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20279 (*branch, *branch_inverted): New.
20281 * config/picochip/picochip.md (cbranchhi4): Use
20282 ordered_comparison_operator.
20283 (cmphi, bCC): Remove.
20285 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20286 (trap_comparison_operator): Delete.
20287 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20288 rs6000_emit_cbranch): Accept mode and operands.
20289 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20290 rs6000_compare_fp_p): Delete.
20291 (rs6000_generate_compare): Accept mode and comparison. Extract code
20292 and op0/op1 from there. Replace references to rs6000_compare_op0
20293 and rs6000_compare_op1.
20294 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20295 extract result from passed operands.
20296 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20297 extract loc from passed operands.
20298 (rs6000_emit_cmove): Likewise.
20299 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20300 rs6000_compare_fp_p): Delete.
20301 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20302 (cbranch<GPR>4, cbranch<FP>4): New.
20303 (cstore<mode>4): New. Consolidate here all choices about when to use
20304 portable or specialized sCC sequences.
20305 (stack_protect_test): Use cbranchsi4.
20306 (conditional_trap): Replace with ctrap<GPR>4.
20307 (conditional trap insn): Replace trap_comparison_operator with
20308 ordered_comparison_operator.
20310 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20311 (s390_emit_prologue): Use ctrap.
20312 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20313 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20314 New predicates replacing...
20315 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20316 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20317 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20318 (add<mode>cc): Do not use s390_compare_op0/op1.
20319 (s<code>): Change to...
20320 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20321 (seq): Change to...
20322 (cstorecc4): ... this. Handle EQ or NE equally.
20323 (*sne): Un-privatize for use in cstorecc4.
20324 (b<code>): Change to...
20325 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20326 (conditional_trap): Replace with...
20327 (ctrap<GPR>4, ctrap<FP>4): ... these.
20328 (stack_protect): Use cbranchcc4.
20330 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20331 * config/score/score-protos.h (score_gen_cmp): Delete.
20332 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20333 (score_block_move-loop): Use cbranchsi4.
20334 * config/score/score.md (cbranchsi4): New.
20335 (cmpsi, bCC): Delete.
20336 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20337 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20338 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20339 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20340 * config/score/score3.h (score3_gen_cmp): Delete.
20341 * config/score/score7.h (score7_gen_cmp): Delete.
20343 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20344 (sh_emit_scc_to_t): ... this. Return void.
20345 (from_compare): Rename to...
20346 (sh_emit_compare_and_branch): ... this.
20347 (sh_emit_compare_and_set): New.
20348 (sh_expand_t_scc): Accept operands.
20349 * config/sh/predicates.md (sh_float_comparison_operator): New.
20350 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20351 (prepare_scc_operands): Rename to...
20352 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20354 (sh_emit_cheap_store_flag): New.
20355 (sh_emit_set_t_insn): New.
20356 (from_compare): Rename to...
20357 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20358 handling of TARGET_SH2E floating point to avoid recursive call.
20359 Generate branch here.
20360 (sh_emit_compare_and_set): New.
20361 (sh_expand_t_scc): Get op0/op1 from arguments.
20362 (sh_emit_cheap_store_flag): New.
20363 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20365 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20366 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20367 (movsicc, movdicc): Do nothing when it recreated operands from
20368 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20369 prepare_scc_operands (now sh_emit_scc_to_t).
20370 (udivdi3): Use cstoresi4.
20371 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20372 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20373 (cbranchint4_media, cbranchfp4_media): New.
20374 (casesi): Use cbranchdi4.
20375 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20377 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20378 (movnegt): Remove second operand.
20379 (cbranchsf4, cbranchdf4): New.
20380 (stack_protect): Use cbranchdi4/cbranchsi4.
20382 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20383 (gen_compare_reg): Accept comparison, extract part of it to...
20384 (gen_compare_reg_1): ... this.
20385 (gen_compare_operator): Delete.
20386 (gen_v9_scc): Accept separate destination, comparison code and arms.
20387 Do not use sparc_compare_op0/sparc_compare_op1.
20388 (emit_scc_insn, emit_conditional_branch_insn): New.
20389 (emit_v9_brxx): Make static. Remove useless assertion.
20390 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20392 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20393 * config/sparc/sparc-protos.h (gen_compare_reg,
20394 sparc_emit_float_lib_cmp): Adjust prototype.
20395 (emit_scc_insn, emit_conditional_branch_insn): New.
20396 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20397 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20398 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20399 iterators to the top.
20400 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20401 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20402 snedi_special_trunc): Delete.
20403 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20404 and snedi_special_trunc.
20405 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20406 cbranchdi4, cbranch<F:mode>4): New.
20407 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20408 here. Use gen_compare_reg instead of gen_compare_operator.
20409 (conditional_trap): Replace with...
20410 (ctrapsi4, ctrapdi4): ... this.
20411 (stack_protect_test): Use cbranchcc4.
20413 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20415 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20416 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20417 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20418 from operands[0] or operands[3] depending on is_set.
20419 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20420 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20421 cmpdf, bCC), sCC: Remove.
20422 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20423 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20425 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20426 spu_emit_branch_or_set.
20428 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20430 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20431 xstormy16_compare_op1): Delete.
20432 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20433 xstormy16_compare_op1): Delete.
20434 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20436 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20437 (cmphi, cmpsi, bCC): Remove.
20439 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20440 (*cmpsi): ... this one.
20441 (cbranchsi4, cstoresi4): New.
20442 (bCC expanders): Delete.
20443 (sCC insns): Fold into...
20444 (*setcc): ... this one.
20445 (casesi): Do not use gen_cmpsi and gen_bgtu.
20446 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20447 (movsicc): Simplify.
20448 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20450 * config/vax/vax-protos.h (cond_name): New.
20451 (vax_output_conditional_branch): Remove.
20452 * config/vax/vax.c (cond_name): New.
20453 (vax_output_conditional_branch): Remove.
20454 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20455 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20456 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20457 (bit<VAXint>): Wrap source with (compare).
20458 (b<code> and following unnamed pattern): Rename to *branch and
20459 *branch_reversed. Change macroization to match_operator.
20460 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20462 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20463 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20464 Change last argument to machine_mode.
20465 (xtensa_expand_scc): Add machine_mode argument.
20466 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20467 (gen_conditional_move, xtensa_expand_conditional_branch,
20468 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20469 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20470 Adjust operand numbers.
20471 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20473 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20474 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20475 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20477 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20479 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20480 causes spurious differences between trunk and cond-optab branch.
20482 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20485 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20487 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20489 * tree.c (iterative_hash_pointer): Delete.
20490 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20491 Hash UIDs and versions of SSA names. Don't special-case built-in
20492 function declarations.
20494 2009-05-11 Ian Lance Taylor <iant@google.com>
20497 * graphite.c: Force -Wc++-compat to only be a warning before
20498 #including "cloog/cloog.h".
20500 2009-05-11 Martin Jambor <mjambor@suse.cz>
20502 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20504 2009-05-11 Jan Hubicka <jh@suse.cz>
20506 * tree-ssa-loop-ivcanon.c: Include target.h
20507 (struct loop_size): new structure.
20508 (constant_after_peeling): New predicate.
20509 (tree_estimate_loop_size): New function.
20510 (estimated_unrolled_size): Rewrite for new estimates.
20511 (try_unroll_loop_completely): Use new estimates.
20512 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20514 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20516 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20517 libcpp interface change.
20518 (spu_macro_to_expand): Likewise.
20520 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20522 PR tree-optimization/40026
20523 * gimplify.c (gimplify_init_constructor): Change initial conditional
20524 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20525 optimize_compound_literals_in_ctor.
20527 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20529 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20531 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20533 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20535 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20536 HOST_WIDE_INT for gap.
20538 2009-05-11 Ira Rosen <irar@il.ibm.com>
20540 PR tree-optimization/40074
20541 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20542 account in group size and step comparison.
20544 2009-05-11 Richard Guenther <rguenther@suse.de>
20546 * passes.c (init_optimization_passes): Strip now incorrect comment.
20547 (execute_function_todo): Do not set PROP_alias.
20548 * tree-pass.h (PROP_alias): Remove.
20549 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20550 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20551 * tree-nrv.c (pass_return_slot): Likewise.
20552 * tree-object-size.c (pass_object_sizes): Likewise.
20553 * tree-ssa-dom.c (pass_dominator): Likewise.
20554 (pass_phi_only_cprop): Likewise.
20555 * tree-ssa-dse.c (pass_dse): Likewise.
20556 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20557 (pass_cselim): Likewise.
20558 * tree-ssa-pre.c (pass_pre): Likewise.
20559 (pass_fre): Likewise.
20560 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20561 * tree-ssa-sink.c (pass_sink_code): Likewise.
20562 * tree-stdarg.c (pass_stdarg): Likewise.
20563 * tree-tailcall.c (pass_tail_calls): Likewise.
20564 * tree-vrp.c (pass_vrp): Likewise.
20566 2009-05-10 Ian Lance Taylor <iant@google.com>
20568 * basic-block.h (enum profile_status): Break out of struct
20569 control_flow_graph.
20570 * cgraph.h (struct inline_summary): Break out of struct
20572 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20573 of struct cgraph_order_sort.
20574 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20575 * cse.c (struct branch_path): Break out of struct
20576 cse_basic_block_data.
20577 * except.h (enum eh_region_type): Break out of struct eh_region.
20578 * gcc.c (enum add_del): Break out of struct modify_target.
20579 * genrecog.c (enum decision_type): Break out of struct decision_test.
20580 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20582 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20583 * regmove.c (enum match_use): New enum, broken out of struct match.
20584 * sched-int.h (enum post_call_group): New enum, broken out of
20586 (struct deps_reg): Break out of struct deps.
20587 * target.h (struct asm_int_op): Break out of struct gcc_target.
20588 * tree-eh.c (struct goto_queue_node): Break out of struct
20590 * tree-inline.h (enum copy_body_cge_which): Break out of
20592 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20594 * c-decl.c (in_struct, struct_types): New static variables.
20595 (pushtag): Add loc parameter. Change all callers.
20596 (lookup_tag): Add ploc parameter. Change all callers.
20597 (check_compound_literal_type): New function.
20598 (parser_xref_tag): Add loc parameter. Change all callers. If
20599 -Wc++-compat, warn about struct/union/enum types defined within a
20601 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20602 and loc parameters. Change all callers. Change error calls to
20603 error_at, using loc. For a redefinition, if the location of the
20604 original definition is known, report it. Set in_struct and
20605 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20606 (finish_struct): Add new parameters enclosing_in_struct and
20607 enclosing_struct_types. Change all callers. Set
20608 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20609 in the struct. If in a struct, add this struct to struct_types.
20610 (start_enum): Add loc parameter. Change all callers. Use
20611 error_at for errors, using loc. For a redefinition, if the
20612 location of the original definition is known, report it. If in a
20613 struct, add this enum type to struct_types. If -Wc++-compat warn
20614 if in sizeof, typeof, or alignof.
20615 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20616 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20617 (c_parser_enum_specifier): Get enum location for start_enum.
20618 (c_parser_struct_or_union_specifier): Get struct location for
20619 start_struct. Save in_struct and struct_types status between
20620 start_struct and finish_struct.
20621 (c_parser_cast_expression): Get location of cast.
20622 (c_parser_alignof_expression): Get location of type.
20623 (c_parser_postfix_expression): Likewise.
20624 (c_parser_postfix_expression_after_paren_type): Add type_loc
20625 parameter. Change all callers. Call check_compound_literal_type.
20626 Use type_loc for error about variable size type.
20627 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20628 of an enum constant from an enum type defined in a struct or union.
20629 (c_cast_expr): Add loc parameter. Change all callers. If
20630 -Wc++-compat, warn about defining a type in a cast.
20631 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20632 (start_enum, start_struct, finish_struct): Update declarations.
20633 (parser_xref_tag, c_cast_expr): Update declarations.
20634 (check_compound_literal_type): Declare.
20636 2009-05-11 Ben Elliston <bje@au.ibm.com>
20638 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20639 for recent libcpp interface change.
20640 (rs6000_macro_to_expand): Likewise.
20642 2009-05-10 Michael Matz <matz@suse.de>
20645 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20646 not at entry of function.
20648 2009-05-10 Richard Guenther <rguenther@suse.de>
20650 PR tree-optimization/40081
20652 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20653 using the main variant of the element type. Do not fiddle with
20654 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20656 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20657 structs with volatile fields.
20659 2009-05-10 Jan Hubicka <jh@suse.cz>
20661 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20662 (estimate_move_cost): Assert that it does not get called for
20664 (estimate_num_insns): Skip VOID types in argument handling.
20665 (optimize_inline_calls): Delete unreachable blocks and verify that
20666 callgraph is valid.
20668 2009-05-10 Jan Hubicka <jh@suse.cz>
20670 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20671 * cgraph.c (cgraph_mark_address_taken_node): New function.
20672 (dump_cgraph_node): Dump new flag.
20673 * cgraph.h (struct cgraph_node): Add address_taken.
20674 (cgraph_mark_address_taken_node): New function.
20675 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20676 since new direct calls can be born.
20678 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20680 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20681 tok->val.node.node.
20683 2009-05-10 Jan Hubicka <jh@suse.cz>
20685 PR middle-end/40084
20686 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20688 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20689 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20690 * tree-inline.c (copy_bb): Set frequency correctly.
20691 (fold_marked_statements): Update call to
20692 cgraph_update_edges_for_call_stmt.
20694 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20696 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20697 identifiers in diagnostics.
20698 * config/arm/arm.c (arm_handle_fndecl_attribute,
20699 arm_handle_isr_attribute): Likewise.
20700 * config/avr/avr.c (avr_handle_progmem_attribute,
20701 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20702 * config/bfin/bfin.c (handle_int_attribute,
20703 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20704 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20705 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20707 * config/darwin.c (darwin_handle_kext_attribute,
20708 darwin_handle_weak_import_attribute): Likewise.
20709 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20710 h8300_handle_eightbit_data_attribute,
20711 h8300_handle_tiny_data_attribute): Likewise.
20712 * config/i386/i386.c (ix86_handle_cconv_attribute,
20713 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20714 * config/i386/winnt.c (ix86_handle_shared_attribute,
20715 ix86_handle_selectany_attribute): Likewise.
20716 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20717 * config/m32c/m32c.c (function_vector_handler): Likewise.
20718 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20719 m68hc11_handle_fntype_attribute): Likewise.
20720 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20721 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20722 * config/mips/mips.c (mips_insert_attributes,
20723 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20724 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20725 rs6000_handle_struct_attribute): Likewise.
20726 * config/sh/sh.c (sh_insert_attributes,
20727 sh_handle_resbank_handler_attribute,
20728 sh_handle_interrupt_handler_attribute,
20729 sh2a_handle_function_vector_handler_attribute,
20730 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20732 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20733 * config/spu/spu.c (spu_handle_fndecl_attribute,
20734 spu_handle_vector_attribute): Likewise.
20735 * config/stormy16/stormy16.c
20736 (xstormy16_handle_interrupt_attribute): Likewise.
20737 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20738 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20740 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20742 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20743 (pp_translate_identifiers): New.
20744 (pp_identifier): Only conditionally translate identifier to locale
20746 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20747 (pp_base_tree_identifier): Only conditionally translate identifier
20748 to locale character set.
20749 * c-pretty-print.c (M_): Define.
20750 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20751 fragments for conditional translation with M_.
20752 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20753 identifier translation.
20755 2009-05-10 Richard Guenther <rguenther@suse.de>
20757 PR tree-optimization/40081
20758 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20759 using the main variant of the element type. Do not fiddle with
20760 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20762 2009-05-09 Jan Hubicka <jh@suse.cz>
20764 PR middle-end/40080
20765 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20766 indirect calls; verify cgraph afterwards.
20768 2009-05-09 Jan Hubicka <jh@suse.cz>
20771 * ipa.c (update_inlined_to_pointer): New function.
20772 (cgraph_remove_unreachable_nodes): Use it.
20774 2009-05-09 Jan Hubicka <jh@suse.cz>
20776 * tree-eh.c (struct leh_state): Remove prev_try.
20777 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20778 not track prev_try.
20779 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20780 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20781 remove_eh_handler_and_replace, foreach_reachable_handler,
20782 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20783 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20784 (gen_eh_region_cleanup): Update prototype.
20786 2009-05-09 Jan Hubicka <jh@suse.cz>
20788 PR middle-end/40043
20789 * except.c (copy_eh_region): Always set prev_try.
20790 (redirect_eh_edge_to_label): Find outer try.
20791 (foreach_reachable_handler): When looking for prev try
20792 handle case where previous try is not going to be taken.
20794 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20796 PR tree-optimization/40049
20797 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20798 only vector/vector shifts, convert the type of the constant to the
20799 appropriate type to avoid building incorrect trees, which
20800 eventually have problems with garbage collection.
20802 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20804 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20805 -1 for complex floating-point types if honoring signed zeros.
20807 2009-05-08 Jan Hubicka <jh@suse.cz>
20809 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20810 argument; handle correctly when profile is absent.
20811 (build_cgraph_edges): Update.
20812 (rebuild_cgraph_edges): Update.
20813 * cgraph.c: Do not include varray.h.
20814 (cgraph_set_call_stmt_including_clones): New function.
20815 (cgraph_create_edge_including_clones): Likewise
20816 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20817 (cgraph_update_edges_for_call_stmt): Handle clones.
20818 (cgraph_remove_node): Handle clone tree.
20819 (cgraph_remove_node_and_inline_clones): New function.
20820 (dump_cgraph_node): Dump clone tree.
20821 (cgraph_clone_node): Handle clone tree.
20822 (clone_function_name): Bring here from tree-inline.c.
20823 (cgraph_create_virtual_clone): New function.
20824 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20825 (cgraph_clone_info): New function.
20826 (strut cgraph_node): Add clone_info and new clone tree pointers.
20827 (cgraph_remove_node_and_inline_clones,
20828 cgraph_set_call_stmt_including_clones,
20829 cgraph_create_edge_including_clones,
20830 cgraph_create_virtual_clone): Declare.
20831 (cgraph_function_versioning): Use VEC argument.
20832 (compute_call_stmt_bb_frequency): Update prototype.
20833 (cgraph_materialize_all_clones): New function.
20834 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20835 (ipcp_create_replace_map): Update to VECtors.
20836 (ipcp_update_callgraph): Use virtual clones.
20837 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20838 (ipcp_update_profiling): Do not update local profiling.
20839 (ipcp_insert_stage): Use VECtors and virtual clones.
20840 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20841 (clone_of_p): New function.
20842 (cgraph_preserve_function_body_p): Use clone tree.
20843 (cgraph_optimize): Materialize clones.
20844 (cgraph_function_versioning): Update for VECtors.
20845 (save_inline_function_body): Use clone tree.
20846 (cgraph_materialize_clone): New function.
20847 (cgraph_materialize_all_clones): Likewise.
20848 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20849 * ipa.c: Include gimple.h.
20850 (cgraph_remove_unreachable_nodes): Use clone tree.
20851 * ipa-prop.c (ipa_note_param_call): Update call to
20852 compute_call_stmt_bb_frequencycall.
20853 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20854 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20855 (copy_bb): Handle updating of clone tree; add new edge when new call
20857 (expand_call_inline): Be strict about every call having edge.
20858 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20859 (delete_unreachable_blocks_update_callgraph): New function.
20860 (tree_function_versioning): Use VECtors; always remove unreachable
20861 blocks and fold conditionals.
20862 * tree-inline.h: Do not include varray.h.
20863 (tree_function_versioning): Remove.
20864 * Makefile.in (GTFILES): Remove tree-inline.c
20865 * passes.c (do_per_function): Do only functions having body.
20866 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20869 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20870 Andrew Morrow <acm@google.com>
20873 * c-common.c (c_common_attribute_table): Permit deprecated
20874 attribute to take an optional argument.
20875 (handle_deprecated_attribute): If the optional argument to
20876 __attribute__((deprecated)) is not a string ignore the attribute
20877 and emit a warning.
20879 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20880 * c-typeck.c (build_component_ref): Likewise.
20881 (build_external_ref): Likewise.
20883 * toplev.c (warn_deprecated_use): Add an attribute argument.
20884 Emit the message associated with __attribute__((deprecated)).
20886 * toplev.h (warn_deprecated_use): Updated.
20888 * doc/extend.texi: Document new optional parameter to
20889 __attribute__((deprecated))
20891 2009-05-08 Michael Eager <eager@eagercon.com>
20893 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20894 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20896 2009-05-08 Richard Guenther <rguenther@suse.de>
20898 PR tree-optimization/40062
20899 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20900 Avoid exponential behavior.
20902 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20904 PR rtl-optimization/33928
20906 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20907 process_uses, build_single_def_use_links): New.
20908 (update_df): Update use_def_ref.
20909 (forward_propagate_into): Use get_def_for_use instead of use-def
20911 (fwprop_init): Call build_single_def_use_links and let it initialize
20913 (fwprop_done): Free use_def_ref.
20914 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20915 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20916 df_rd_simulate_one_insn): New.
20917 (df_rd_bb_local_compute_process_def): Update head comment.
20918 (df_chain_create_bb): Use the new RD simulation functions.
20919 * df.h (df_rd_simulate_artificial_defs_at_top,
20920 df_rd_simulate_one_insn): New.
20921 * opts.c (decode_options): Enable fwprop at -O1.
20922 * doc/invoke.texi (-fforward-propagate): Document this.
20924 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20927 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20928 and one complex operand specially.
20929 * tree-complex.c (some_nonzerop): Do not identify a real value as
20930 zero if flag_signed_zeros.
20932 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20934 PR rtl-optimization/33928
20935 * loop-invariant.c (record_use): Fix && vs. || mishap.
20937 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20939 PR rtl-optimization/33928
20940 * loop-invariant.c (struct use): Add addr_use_p.
20941 (struct def): Add n_addr_uses.
20942 (struct invariant): Add cheap_address.
20943 (create_new_invariant): Set cheap_address.
20944 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20945 (record_uses): Pass df_ref to record_use.
20946 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20949 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20951 * config/sh/sh.c: Do not include c-pragma.h.
20953 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20955 * config/spu/spu.c: Remove include of c-common.h.
20957 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20960 * c-common.h (mark_valid_location_for_stdc_pragma,
20961 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20962 clear_float_const_decimal64, float_const_decimal64_p): New.
20963 * c.opt (Wunsuffixed-float-constants): New.
20964 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20965 unsuffixed float constant, handle new warning.
20966 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20967 * c-decl.c (c_scope): New flag float_const_decimal64.
20968 (set_float_const_decimal64, clear_float_const_decimal64,
20969 float_const_decimal64_p): New.
20970 (push_scope): Set new flag.
20971 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20972 to use STDC pragmas.
20973 (c_parser_external_declaration): Ditto.
20974 (c_parser_compound_statement_nostart): Ditto.
20975 * c-pragma.c (valid_location_for_stdc_pragma,
20976 mark_valid_location_for_stdc_pragma,
20977 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20978 handle_pragma_float_const_decimal64): New.
20979 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20980 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20981 set_float_const_decimal64, clear_float_const_decimal64,
20982 float_const_decimal64_p): New dummy functions.
20983 * doc/extend.texi (Decimal Float): Remove statement that the
20984 pragma, and suffix for double constants, are not supported.
20985 * doc/invoke.texi (Warning Options): List new option.
20986 (-Wunsuffixed-float-constants): New.
20988 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20990 * config/i386/i386.c: Do not include c-common.h.
20992 2009-05-07 Mark Heffernan <meheff@google.com>
20994 * doc/invoke.texi (Debugging Options): Document change of debugging
20996 * opts.c (decode_options): Make dump_base_name relative to
20997 aux_base_name directory.
20999 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21001 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21002 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21004 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21006 * Makefile.in (install-plugin): Simplify a bit.
21008 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21010 * Makefile.in (OBJS-common): Add regcprop.o.
21012 * timevar.def (TV_CPROP_REGISTERS): New.
21013 * regrename.c (regrename_optimize): Return 0.
21014 (rest_of_handle_regrename): Delete.
21015 (pass_rename_registers): Point to regrename_optimize.
21016 (struct value_data_entry, struct value_data,
21017 kill_value_one_regno, kill_value_regno, kill_value,
21018 set_value_regno, init_value_data, kill_clobbered_value,
21019 kill_set_value, kill_autoinc_value, copy_value,
21020 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21021 replace_oldest_value_reg, replace_oldest_value_addr,
21022 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21023 debug_value_data, validate_value_data): Move...
21024 * regcprop.c: ... here.
21025 (rest_of_handle_cprop): Delete.
21026 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21028 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21030 PR middle-end/40057
21031 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21032 GEN_INT for 1 << bitnum.
21033 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21034 build_int_cst_type.
21036 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21038 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21039 Remove wrong description of "nand" operation.
21041 2009-05-06 Richard Guenther <rguenther@suse.de>
21042 Adam Nemet <anemet@caviumnetworks.com>
21044 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21045 comment. Add that if LHS is not a gimple register, then RHS1 has
21046 to be a single object (GIMPLE_SINGLE_RHS).
21048 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21050 * expr.c (get_def_for_expr): Move it up in the file.
21051 (store_field): When expanding a bit-field store, look at the
21052 defining gimple stmt for the masking conversion.
21054 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21056 PR middle-end/39986
21057 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21058 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21059 32-bit memcpy into long.
21061 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21063 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21064 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21066 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21067 instead of appending DW_OP_deref*.
21069 2009-05-06 Michael Matz <matz@suse.de>
21071 PR middle-end/40021
21072 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21073 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21075 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21077 * Makefile.in (install-plugin): Fix srcdir handling.
21079 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21081 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21082 when processing for not_regs_needed bitmap.
21083 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21084 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21085 handling it for rhs.
21087 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21089 * config/i386/i386.md (unnamed inc/dec peephole): Use
21090 optimize_insn_for_size_p instead of optimize_size.
21091 * config/i386/predicates.md (incdec_operand): Likewise.
21092 (aligned_operand): Likewise.
21093 * config/i386/sse.md (divv8sf3): Likewise.
21094 (sqrtv8sf2): Likewise.
21096 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21098 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21100 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21102 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21104 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21105 ssemodesuffixf2c with avxmodesuffixf2c.
21107 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21110 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21112 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21114 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21115 (struct tree_base): Adjust spacing for 8 bit boundaries.
21116 (struct tree_decl_common): Add decl_by_reference_flag bit.
21117 (DECL_BY_REFERENCE): Adjust.
21118 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21119 print DECL_BY_REFERENCE bit.
21120 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21121 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21122 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21123 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21126 PR middle-end/39666
21127 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21128 range of the type, but default label is missing, add it with one
21129 of the existing labels instead of adding a new label for it.
21131 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21135 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21137 * Makefile.in (enable_plugin, plugin_includedir): New.
21138 (install): Depend on install-plugin.
21139 (PLUGIN_HEADERS): New.
21140 (install-plugin): New.
21141 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21143 2009-05-05 Richard Guenther <rguenther@suse.de>
21145 PR tree-optimization/40022
21146 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21148 (phivn_valid_p): Fix tuplification error, simplify.
21149 (phiprop_insert_phi): Add dumps.
21150 (propagate_with_phi): Simplify.
21152 2009-05-05 Richard Guenther <rguenther@suse.de>
21154 PR middle-end/40023
21155 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21157 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21159 * tree.h (strip_float_extensions): Remove duplicate declaration.
21160 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21161 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21162 block_ultimate_origin): Rearrange the declarations line to match the
21163 comment that indicates the .c file which the functions are defined.
21164 (dwarf2out_*, set_decl_rtl): Add comment.
21165 (get_base_address): Adjust comment.
21166 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21167 declarations line and add comment.
21168 (is_builtin_name): Add blank after function name, for clarity.
21170 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21172 * attribs.c (decl_attributes): Use %qE for identifiers in
21174 * cgraphunit.c (verify_cgraph_node): Translate function names to
21175 locale character set in diagnostics.
21176 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21178 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21179 Document that functions are named in UTF-8.
21180 * expr.c (expand_expr_real_1): Translate function names to locale
21181 character set in diagnostics.
21182 * gimplify.c (omp_notice_variable, omp_is_private,
21183 gimplify_scan_omp_clauses): Use %qE for identifiers in
21185 * langhooks.c (lhd_print_error_function): Translate function names
21186 to locale character set.
21187 * langhooks.h (decl_printable_name): Document that return value is
21188 in internal character set.
21189 * stmt.c: Include pretty-print.h
21190 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21192 (resolve_operand_name_1): Translate named operand name to locale
21194 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21196 * toplev.c (announce_function): Translate function names to locale
21198 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21199 (default_tree_printer): Use pp_identifier or translate identifiers
21200 to locale character set. Mark "<anonymous>" for translation.
21201 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21202 for identifiers in diagnostics.
21203 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21205 * varasm.c (output_constructor): Use %qE for identifiers in
21208 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21210 * configure.ac: use ` ` instead of $()
21211 * configure: Regenerate.
21213 2009-05-05 Ben Elliston <bje@au.ibm.com>
21215 * config/pa/linux-atomic.c: Eliminate conditional include of
21216 errno.h on non-LP64 systems to simplify build requirements.
21218 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21220 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21222 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21223 and pass value to identifier_to_locale.
21224 (warn_variable_length_array): Make name a tree.
21225 (grokdeclarator): Separate diagnostic texts for named and unnamed
21226 declarators. Use %qE for named declarators.
21227 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21229 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21230 identifiers in diagnostics.
21231 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21232 identifier_to_locale. Mark "anonymous" strings for translation.
21234 2009-05-04 Michael Eager <eager@eagercon.com>
21236 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21237 address for DImode/DFmode only if double-precision FP regs.
21239 2009-05-04 Michael Eager <eager@eagercon.com>
21241 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21242 TARGET_SINGLE_FLOAT check.
21244 2009-05-04 Michael Eager <eager@eagercon.com>
21246 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21248 2009-05-04 Michael Eager <eager@eagercon.com>
21250 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21251 * config/rs6000/t-xilinx: New
21253 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21255 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21256 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21257 * gcc/explow.c (memory_address): Use target hook.
21258 * gcc/targhooks.c (default_legitimize_address): New.
21259 * gcc/targhooks.h (default_legitimize_address): New.
21260 * gcc/target.h (legitimize_address): New.
21261 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21262 (TARGET_INITIALIZER): Include it.
21263 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21265 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21266 * config/bfin/bfin.c (legitimize_address): Remove.
21267 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21268 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21270 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21271 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21273 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21274 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21275 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21276 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21277 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21278 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21279 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21280 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21281 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21282 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21283 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21284 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21285 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21286 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21287 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21288 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21289 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21290 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21291 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21292 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21293 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21294 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21295 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21297 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21298 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21299 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21300 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21301 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21302 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21303 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21304 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21305 (thumb_legitimize_address): Delete.
21306 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21307 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21308 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21309 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21310 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21311 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21313 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21316 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21317 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21318 * config/m32r/m32r.c (m32r_legitimize_address): New.
21319 * config/m68k/m68k.c (m68k_legitimize_address): New.
21320 * config/score/score.c (score_legitimize_address): Standardize.
21321 * config/score/score3.c (score3_legitimize_address): Standardize.
21322 * config/score/score3.h (score3_legitimize_address): Adjust.
21323 * config/score/score7.c (score7_legitimize_address): Standardize.
21324 * config/score/score7.h (score7_legitimize_address): Adjust.
21325 * config/sh/sh.c (sh_legitimize_address): New.
21326 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21328 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21329 (s390_legitimize_address): ... this.
21330 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21331 (sparc_legitimize_address): ... this.
21332 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21333 (ix86_legitimize_address): ... this.
21334 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21335 (avr_legitimize_address): ... this.
21336 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21337 (mn10300_legitimize_address): ... this.
21338 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21339 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21340 (alpha_expand_mov): Adjust call.
21342 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21343 * config/spu/spu.c (spu_legitimize_address): Likewise.
21344 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21345 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21347 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21349 * intl.c (locale_encoding, locale_utf8): New.
21350 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21351 * intl.h (locale_encoding, locale_utf8): Declare.
21352 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21353 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21355 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21357 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21358 (pp_base_tree_identifier): Declare as function.
21359 (identifier_to_locale): Declare.
21360 * Makefile.in (pretty-print.o): Update dependencies.
21361 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21363 2009-05-04 Richard Guenther <rguenther@suse.de>
21365 PR middle-end/40015
21366 * builtins.c (fold_builtin_memory_op): Do not decay to element
21367 type if the size matches the whole array.
21369 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21371 * expmed.c (synth_mult): When trying out a shift, pass the result
21374 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21376 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21377 (shiftsub1_cost): New.
21378 (init_expmed): Compute shiftsub1_cost.
21379 (synth_mult): Optimize multiplications by constants of the form
21380 -(2^^m-1) for some constant positive integer m.
21382 2009-05-03 Richard Guenther <rguenther@suse.de>
21385 * c-typeck.c (array_to_pointer_conversion): Do not built
21386 ADDR_EXPRs of arrays of pointer-to-element type.
21387 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21388 up wrong ADDR_EXPRs after-the-fact.
21389 * c-common.c (strict_aliasing_warning): Strip pointer
21390 conversions for obtaining the original type.
21391 * builtins.c (fold_builtin_memset): Handle array types.
21392 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21395 2009-05-03 Richard Guenther <rguenther@suse.de>
21397 PR middle-end/23329
21398 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21399 Do not lose casts from array types with unknown extent to array
21400 types with known extent.
21401 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21402 alias set compatibility.
21404 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21406 * flags.h (extra_warnings): Delete.
21407 * toplev.c (process_options): Handle Wuninitialized here.
21408 * opts.c (extra_warnings): Delete.
21409 (set_Wextra): Delete.
21410 (common_handle_option): -Wextra can be handled automatically.
21411 * c-opts.c (c_common_handle_option): Delete obsolete code.
21412 (c_common_post_options): Simplify comment.
21413 * common.opt (W): Add Var.
21415 (Wuninitialized): Initialize to -1.
21417 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21418 Richard Guenther <rguenther@suse.de>
21420 * expr.c (get_def_for_expr): New function.
21421 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21422 SSA rather than trees.
21423 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21424 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21426 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21428 * c-common.c (reswords): Add _Imaginary.
21429 * c-common.c (enum rid): Add RID_IMAGINARY.
21431 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21433 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21434 Patch by Richard Guenther.
21436 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21438 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21439 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21440 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21441 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21442 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21443 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21444 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21445 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21446 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21447 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21448 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21449 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21450 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21451 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21452 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21453 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21454 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21455 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21457 2009-05-02 Richard Guenther <rguenther@suse.de>
21459 PR tree-optimization/39940
21460 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21463 2009-05-02 Richard Guenther <rguenther@suse.de>
21465 PR middle-end/40001
21466 * tree-ssa.c (execute_update_addresses_taken): Properly check
21467 if we can mark a variable DECL_GIMPLE_REG_P.
21468 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21469 back to the end of the function.
21470 (is_gimple_reg_type): Remove complex type special casing.
21471 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21474 2009-05-02 Ben Elliston <bje@au.ibm.com>
21476 * doc/collect2.texi (Collect2): Document search path behaviour
21477 when configured with --with-ld.
21479 2009-05-02 Jan Hubicka <jh@suse.cz>
21481 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21482 parameter; update callers.
21483 (coalesce_cost_edge): EH edges are costier because they needs
21484 splitting even if not critical and even more costier when there are
21485 multiple EH predecestors.
21487 2009-05-02 Jan Hubicka <jh@suse.cz>
21489 * except.c (remove_eh_handler_and_replace): Handle updating after
21490 removing TRY blocks.
21492 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21494 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21496 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21498 * varasm.c: Do not include c-pragma.h.
21499 * attribs.c: Do not incude c-common.h.
21501 2009-05-01 Michael Matz <matz@suse.de>
21503 * calls.c (initialize_argument_information): Handle SSA names like
21504 decls with a non MEM_P DECL_RTL.
21506 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21508 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21509 * ipa-utils.c: Likewise.
21510 * ipa-type-escape.c: Likewise.
21511 * cgraphunit.c Do not include c-common.h.
21512 * ipa-pure-const.c: Likewise.
21513 * tree-if-conv.c: Likewise.
21514 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21515 * ipa-struct-reorg.c: Likewise.
21516 * tree-nomudflap.c: Likewise.
21517 * tree-ssa-structalias.c: Likewise.
21519 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21521 * store-motion.c: Many cleanups to make this pass a first-class
21522 citizen instead of an appendix to gcse load motion. Add TODO list
21523 to make this pass faster/cleaner/better.
21525 (struct ls_expr): Post gcse.c-split cleanups.
21526 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21527 "stores" field to "avail_stores".
21528 (pre_ldst_mems): Rename to store_motion_mems.
21529 (pre_ldst_table): Rename to store_motion_mems_table.
21530 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21531 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21532 (ldst_entry): Rename to st_expr_entry, update users.
21533 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21534 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21535 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21537 (first_ls_expr): Rename to first_st_expr, update users.
21538 (next_ls_expr): Rename to next_st_expr, update users.
21539 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21540 fields properly for store motion instead of names inherited from load
21542 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21543 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21546 (ae_kill): Rename to st_kill, update users.
21547 (ae_gen): Rename to st_avloc, update users.
21548 (transp): Rename to st_transp, update users.
21549 (pre_insert_map): Rename to st_insert_map, update users.
21550 (pre_delete_map): Rename to st_delete_map, update users.
21551 (insert_store, build_store_vectors, free_store_memory,
21552 one_store_motion_pass): Update for abovementioned changes.
21554 (gcse_subst_count, gcse_create_count): Remove.
21555 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21556 and "n_stores_created", local variables.
21558 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21561 (regvec, compute_store_table_current_insn): Remove.
21562 (reg_set_info, reg_clear_last_set): Remove.
21563 (compute_store_table): Use DF caches instead of local dataflow
21566 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21568 * c-objc-common.c (c_tree_printer): Print identifiers with
21569 pp_identifier, not pp_string. Mark "({anonymous})" for
21571 * c-pretty-print.c (pp_c_ws_string): New.
21572 (pp_c_cv_qualifier, pp_c_type_specifier,
21573 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21574 pp_c_storage_class_specifier, pp_c_function_specifier,
21575 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21576 pp_c_primary_expression, pp_c_postfix_expression,
21577 pp_c_unary_expression, pp_c_shift_expression,
21578 pp_c_relational_expression, pp_c_equality_expression,
21579 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21580 use pp_string and pp_c_ws_string in place of pp_identifier and
21581 pp_c_identifier for non-identifiers. Mark English strings for
21583 * c-pretty-print.h (pp_c_ws_string): Declare.
21585 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21586 Roland McGrath <roland@redhat.com>
21588 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21589 (ENABLE_LD_BUILDID): New configuration option.
21590 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21591 (LINK_BUILDID_SPEC): New macro.
21592 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21594 * doc/install.texi: Document --enable-linker-build-id option.
21595 * configure: Rebuild.
21596 * config.in: Rebuild.
21598 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21600 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21601 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21602 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21603 MIPS_GP_SAVE_AREA_SIZE.
21604 * config/mips/mips.c (struct mips_frame_info): Update comment
21605 before arg_pointer_offset and hard_frame_pointer_offset.
21606 (mips_compute_frame_info): Update diagram before function: to
21607 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21608 indicate the position of frame_pointer_rtx with -fstack-protector and
21609 to show args_size. Don't allocate cprestore area for leaf functions
21610 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21612 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21614 2009-04-30 Michael Matz <matz@suse.de>
21616 PR tree-optimization/39955
21617 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21619 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21621 * ira.c (setup_cover_and_important_classes): Use safe macro
21622 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21624 * genpreds.c (write_tm_preds_h): Output suitable definition of
21625 REG_CLASS_FOR_CONSTRAINT.
21627 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21629 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21631 * bitmap.c (bitmap_descriptor): Likewise.
21632 * ggc-common.c (loc_descriptor): Likewise.
21633 * varray.c (varray_descriptor): Likewise.
21634 * vec.c (vec_descriptor): Likewise.
21636 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21638 * Makefile.in (dce.o): Add $(EXCEPT_H).
21639 * dce.c: Include except.h and delete redundant vector definitions.
21640 (deletable_insn_p): Return false for non-call insns that can throw
21643 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21645 * gcse.c (ae_gen): Remove.
21646 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21647 and make non-static function to make it available in store-motion.c.
21648 Update call sites with search-and-replace.
21649 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21650 extract_mentioned_regs, extract_mentioned_regs_helper,
21651 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21652 store_killed_in_insn, store_killed_after, store_killed_before,
21653 build_store_vectors, insert_insn_start_basic_block, insert-store,
21654 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21655 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21656 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21657 * store-motion.c: ...new file. Also copy data structures from gcse.c
21658 and clean up to remove parts not used by store motion.
21659 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21660 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21662 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21665 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21666 when optimizing for size.
21668 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21670 * gcse.c (gcse_constant_p): Fix typo in last change.
21672 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21674 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21676 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21678 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21680 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21682 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21683 CONST_HIGH_PART result.
21685 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21687 * config/avr/avr.c (initial_elimination_offset): Rename to
21688 avr_initial_elimination_offset.
21689 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21690 change return type to bool.
21691 (avr_can_eliminate): New function.
21692 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21693 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21694 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21695 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21696 avr_initial_elimination_offset.
21697 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21698 (avr_initial_elimination_offset): Define.
21700 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21701 Steven Bosscher <steven@gcc.gnu.org>
21703 PR rtl-optimization/39938
21704 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21705 * cfgrtl.c: Include insn-attr.h.
21706 (rest_of_pass_free_cfg): New function.
21707 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21708 * resource.c (init_resource_info): Remove call to df_analyze.
21710 2009-04-29 Richard Guenther <rguenther@suse.de>
21713 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21714 allow conversion to signed integers.
21716 2009-04-29 Richard Guenther <rguenther@suse.de>
21718 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21719 shifts of floating point vectors if the shift amount is
21720 a constant multiple of the element size.
21722 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21723 Michael Matz <matz@suse.de>
21725 PR middle-end/39927
21727 * tree-outof-ssa.c (emit_partition_copy): New function.
21728 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21729 insert_part_to_rtx_on_edge): Perform the partition base var
21730 copy using emit_partition_copy.
21731 (insert_value_copy_on_edge): Convert constants to the right mode.
21732 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21733 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21735 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21737 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21738 scan backwards to try to find a constant to initialize it.
21740 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21741 insn before the loop_end instruction, don't look past labels.
21743 2009-04-29 Richard Guenther <rguenther@suse.de>
21745 PR middle-end/39937
21746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21747 loose type conversions.
21748 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21749 stmts only if there are no uses of its definition.
21751 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21753 * config/bfin/bfin.h (splitting_loops): Declare.
21754 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21755 Reorder bit definitions to be ascending.
21756 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21757 * config/bfin/bfin.c (splitting_loops): New variable.
21758 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21759 (struct loop_info): Remove members INIT and LOOP_INIT.
21760 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21761 the LSETUP sequence. Allow LC to be loaded from any register, but
21762 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21763 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21765 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21766 of reload_completed.
21769 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21771 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21773 * Makefile.in (PLUGIN_VERSION_H): New.
21774 (OBJS-common): Remove plugin-version.o.
21775 (plugin.o): Depend on (PLUGIN_VERSION_H).
21776 (plugin-version.o): Remove.
21777 * configure: Regenerate
21778 * configure.ac: Create plugin-version.h.
21779 * gcc-plugin.h (plugin_gcc_version): Remove.
21780 (plugin_default_version_check): Change signature.
21781 * plugin-version.c: Remove.
21782 * plugin.c: Include plugin-version.h.
21783 (str_plugin_gcc_version_name): Remove.
21784 (try_init_one_plugin): Pass gcc version to plugin_init.
21785 (plugin_default_version_check): Both gcc and plugin versions are now
21788 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21790 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21791 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21792 Remove special case testing for last insn of inner loops. Don't fail
21793 if the loop ends with a jump, emit an extra nop instead.
21795 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21796 DREGS rather than comparing directly. Remove code that tries to
21797 account for latencies.
21799 2009-04-29 Richard Guenther <rguenther@suse.de>
21801 PR tree-optimization/39941
21802 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21803 eliminating an indirect call.
21805 2009-04-29 Richard Guenther <rguenther@suse.de>
21807 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21808 parameter. Allow invariants as base if !require_lvalue.
21809 (verify_gimple_assign_single): Adjust.
21811 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21813 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21814 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21815 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21816 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21817 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21819 * config/bfin/bfin.c (bfin_expand_builtin,
21820 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21822 2009-04-28 Richard Guenther <rguenther@suse.de>
21824 * tree-vect-loop.c (get_initial_def_for_induction): Use
21825 correct types for pointer increment.
21827 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21829 * toplev.c (print_version): Update GMP version string calculation.
21831 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21833 PR rtl-optimization/39938
21834 * resource.c (init_resource_info): Add call to df_analyze.
21836 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21838 * config/alpha/alpha.md (usegp): Cast the result of
21839 alpha_find_lo_sum_using_gp to enum attr_usegp.
21840 * config/alpha/alpha.c (override_options): Remove end-of-structure
21841 marker element from cpu_table. Use array size of cpu_table to handle
21842 -mcpu and -mtune options.
21843 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21845 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21847 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21848 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21849 tune_32 and tune_64.
21850 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21851 support on PowerPC.
21852 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21853 * config/rs6000/option-defaults.h: ... here. New file.
21854 (OPT_64, OPT_32): Define.
21855 (MASK_64BIT): Define to 0 if not already defined.
21856 (OPT_ARCH64, OPT_ARCH32): Define.
21857 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21860 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21862 * config/arm/arm.c (arm_override_options): Emit error on using
21865 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21867 PR rtl-optimization/39914
21868 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21869 registers for allocnos created from user-defined variables only
21870 when not optimizing.
21872 2009-04-28 Richard Guenther <rguenther@suse.de>
21874 PR middle-end/39937
21875 * fold-const.c (fold_binary): Use distribute_real_division only
21878 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21880 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21881 add hpux-stdint.h to tm_file.
21882 (hppa[12]*-*-hpux11*): Ditto.
21883 (ia64*-*-hpux*): Ditto.
21884 * config/hpux-stdint.h: New.
21885 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21886 __STDC_EXT__ for all compiles.
21887 * config/pa/pa-hpux.h: Ditto.
21888 * config/pa/pa-hpux10.h: Ditto.
21889 * config/pa/pa-hpux11.h: Ditto.
21891 2009-04-28 Catherine Moore <clm@codesourcery.com>
21893 * debug.h (set_name): Add comment.
21895 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21898 * config/darwin.c (machopic_gen_offset): Check
21899 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21900 * config/arm/arm.c (require_pic_register): Likewise.
21902 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21904 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21905 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21906 m32c_promote_prototypes): Delete.
21908 2009-04-28 Michael Matz <matz@suse.de>
21910 PR middle-end/39922
21911 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21914 2009-04-28 Richard Guenther <rguenther@suse.de>
21916 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21918 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21920 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21921 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21922 * config/arm/arm-tune.md: Regenerate.
21924 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21926 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21927 block if there are complex incoming edges.
21928 (sel_merge_blocks): Remove useless assert.
21929 (sel_redirect_edge_and_branch): Check that edge was redirected.
21930 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21931 (sel_find_rgns): Delete declaration.
21932 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21933 the region when it is not a preheader.
21935 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21938 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21940 2009-04-28 Richard Guenther <rguenther@suse.de>
21942 * tree.h (SSA_NAME_VALUE): Remove.
21943 (struct tree_ssa_name): Remove value_handle member.
21944 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21945 array for jump threading.
21946 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21948 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21949 * tree-flow.h (threadedge_initialize_values): Declare.
21950 (threadedge_finalize_values): Likewise.
21951 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21952 (SSA_NAME_VALUE): Define.
21953 (threadedge_initialize_values): New function.
21954 (threadedge_finalize_values): Likewise.
21955 * tree-ssa-dom.c (ssa_name_values): New global variable.
21956 (SSA_NAME_VALUE): Define.
21957 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21959 2009-04-28 Ira Rosen <irar@il.ibm.com>
21961 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21962 Use REPORT_VECTORIZED_LOCATIONS instead
21963 REPORT_VECTORIZED_LOOPS.
21964 * tree-vectorizer.c (vect_verbosity_level): Make static.
21965 (vect_loop_location): Rename to vect_location.
21966 (vect_set_verbosity_level): Update comment.
21967 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21969 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21970 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21971 instead REPORT_UNVECTORIZED_LOOPS.
21972 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21973 and vect_loop_def to vect_external_def and vect_internal_def.
21974 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21975 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21976 REPORT_UNVECTORIZED_LOCATIONS.
21977 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21978 and vect_used_in_loop and to vect_unused_in_scope and
21979 vect_used_in_scope.
21980 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21981 (vect_verbosity_level): Remove declaration.
21982 (vect_analyze_operations): Likewise.
21983 (vect_analyze_stmt): Declare.
21984 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21985 REPORT_UNVECTORIZED_LOCATIONS.
21986 (vect_get_loop_niters): Fix indentation.
21987 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21988 (vect_analyze_loop_operations): New function.
21989 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21990 vect_analyze_operations.
21991 (vect_is_simple_reduction): Use new names.
21992 (vectorizable_live_operation, vect_transform_loop): Likewise.
21993 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21994 to specify whether the data references can be a part of interleaving
21996 (vect_analyze_data_ref_dependence): Use new names.
21997 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21998 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21999 * tree-vect-patterns.c (widened_name_p): Use new names.
22000 (vect_recog_dot_prod_pattern): Likewise.
22001 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22002 (process_use, vect_mark_stmts_to_be_vectorized,
22003 vect_model_simple_cost, vect_model_store_cost,
22004 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22005 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22006 vectorizable_operation, vectorizable_type_demotion,
22007 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22008 vectorizable_condition): Likewise.
22009 (vect_analyze_operations): Split into vect_analyze_loop_operations
22011 (vect_analyze_stmt): ... new function.
22012 (new_stmt_vec_info): Use new names.
22013 (vect_is_simple_use): Use new names and fix comment.
22014 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22015 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22017 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22020 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22021 and integer modes for x87 operands. Do not ICE for unsupported size,
22022 generate error instead. Generate error for unsupported operand types.
22023 ['z']: Do not handle HImode memory operands specially. Warning
22024 for floating-point operands. Fallthru to 'Z' for unsupported operand
22025 types. Do not ICE for unsupported size, generate error instead.
22026 (output_387_binary_op): Use %Z to output operands.
22027 (output_fp_compare): Ditto.
22028 (output_387_reg_move): Ditto.
22030 2009-04-28 Ben Elliston <bje@au.ibm.com>
22035 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22037 * builtins.c (c_strlen): Do not warn here.
22038 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22039 * c-common.c (pointer_int_sum): Take an explicit location.
22040 Warn about offsets out of bounds.
22041 * c-common.h (pointer_int_sum): Adjust declaration.
22043 2009-04-27 Ian Lance Taylor <iant@google.com>
22045 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22047 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22048 * df-core.c (df_set_flags): Change return type to int. Change
22049 type of old_flags to int.
22050 (df_clear_flags): Likewise.
22051 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22052 (df_get_conditional_uses): Likewise.
22053 * df.h (df_set_flags, df_clear_flags): Update declarations.
22054 * dwarf2out.c (struct indirect_string_node): Change type of form
22055 field to enum dwarf_form.
22056 (AT_string_form): Change return type to enum dwarf_form.
22057 * fixed-value.c (fixed_compare): Add cast to enum type.
22058 * fwprop.c (update_df): Change 0 to VOIDmode.
22059 * gensupport.c: Change 0 to UNKNOWN.
22060 * gimple.h (gimple_cond_code): Add cast to enum type.
22061 * haifa-sched.c (reemit_notes): Add cast to enum type.
22062 * hooks.c (hook_int_void_no_regs): Remove function.
22063 * hooks.h (hook_int_void_no_regs): Remove declaration.
22064 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22065 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22066 * real.c (real_arithmetic): Add cast to enum type.
22067 (real_compare): Likewise.
22068 * target.h (struct gcc_target): Change return type of
22069 branch_target_register_class to enum reg_class.
22070 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22071 default_branch_target_register_class.
22072 * targhooks.c (default_branch_target_register_class): New function.
22073 * targhooks.h (default_branch_target_register_class): Declare.
22074 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22075 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22077 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22079 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22080 vect_uninitialized_def. Change 0 to ERROR_MARK.
22081 * tree-vect-stmts.c (supportable_widening_operation): Don't
22082 initialize icode1 and icode2.
22083 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22084 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22086 (cmn_err_flag_specs): Change 0 to STD_C89.
22087 (cmn_err_char_table): Likewise.
22088 * config/arm/arm.c (get_arm_condition_code): Change type of code
22089 to enum arm_cond_code.
22090 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22091 (IWMMXT_BUILTIN2): Likewise.
22092 (neon_builtin_type_bits): Don't define typedef.
22093 (neon_builtin_datum): Change type of bits field to int.
22094 (arm_expand_neon_args): Add cast to enum type.
22095 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22097 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22098 casts to enum type.
22099 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22101 * config/mips/mips.md (jal_macro): Return enum constant.
22102 (single_insn): Likewise.
22103 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22105 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22106 casts to enum type.
22107 * config/s390/s390.c (s390_tune_flags): Change type to int.
22108 (s390_arch_flags): Likewise.
22109 (s390_handle_arch_option): Change flags field of struct pta to int.
22110 * config/s390/s390.h (s390_tune_flags): Update declaration.
22111 (s390_arch_flags): Likewise.
22112 * config/sh/sh.c (prepare_move_operands): Compare
22113 tls_symbolic_operand result with enum constant.
22114 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22115 (sh_expand_prologue): Add cast to enum type.
22116 (sh_expand_epilogue): Likewise.
22117 (tls_symbolic_operand): Change return type to enum tls_model.
22118 (fpscr_set_from_mem): Add cast to enum type.
22119 (legitimize_pic_address): Compare tls_symbolic_operand result with
22121 (sh_target_reg_class): Change return type to enum reg_class.
22122 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22124 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22125 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22126 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22127 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22128 (delayed_branch, tls_call_delay): Likewise.
22129 (eligible_for_sibcall_delay): Likewise.
22130 (eligible_for_return_delay): Likewise.
22131 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22132 (spu_expand_builtin_1): Likewise.
22134 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22135 for all types of conversions.
22136 (output_init_element): Issue -Wc++-compat warning if needed when
22137 initializing a bitfield with enum type.
22138 * c-parser.c (c_parser_expression): Set original_type to
22139 original_type of right hand operand of comma operator.
22141 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22143 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22145 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22146 * doc/cpp.texi (Standard Predefined Macros)
22147 (Implementation-defined behavior): Likewise.
22148 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22149 * doc/gimple.texi (GIMPLE Exception Handling)
22150 (@code{GIMPLE_ASSIGN}): Likewise.
22151 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22152 * doc/invoke.texi (Warning Options, Optimize Options)
22153 (AVR Options, Darwin Options): Likewise.
22154 (Optimize Options): Reformulate -fwhole-program description.
22155 * doc/loop.texi (Lambda): Likewise.
22156 * doc/md.texi (Output Template, Define Constraints)
22157 (Standard Names, Insn Splitting): Likewise.
22158 * doc/options.texi (Option properties): Likewise.
22159 * doc/passes.texi (Tree-SSA passes): Likewise.
22160 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22161 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22162 (File Names and DBX): Likewise.
22163 * doc/trouble.texi (Incompatibilities): Likewise.
22165 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22167 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22168 instruction is correct.
22170 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22172 Allow non-constant arguments to conversion intrinsics.
22173 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22174 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22175 * spu.c (print_operand): Handle 'v' and 'w'.
22176 (exp2_immediate_p, spu_gen_exp2): Define.
22177 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22178 spu_convtf_1): Update parameter descriptions.
22179 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22180 * constraints.md ('v', 'w'): New.
22181 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22183 (i2f, I2F): New define_mode_attr.
22184 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22185 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22186 fixuns_truncv4sfv4si2): Update to use mode attribute.
22187 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22188 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22189 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22190 patterns for combine.
22192 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22194 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22195 (cprop, hoist, pre, store_motion): New debug counters.
22196 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22197 is not an RTL pass anymore.
22198 (pass_profiling): Remove extern decl for pass removed in 2005.
22199 (pass_gcse, pass_jump_bypass): Remove.
22200 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22201 to 0 for clean state.
22202 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22203 * cse.c (gate_handle_cse_after_global_opts,
22204 rest_of_handle_cse_after_global_opts): New functions.
22205 (pass_cse_after_global_opts): New pass, does local CSE.
22206 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22207 (TV_CPROP): New timevar.
22208 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22209 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22210 (gcse_main, recompute_all_luids): Remove.
22211 (compute_hash_table_work): Call max_reg_num instead of reading
22213 (cprop_jump): Don't set run_jump_opt_after_gcse.
22214 (constprop_register): Always allow to alter jumps.
22215 (cprop_insn): Likewise.
22216 (do_local_cprop): Likewise.
22217 (local_cprop_pass): Likewise. Return non-zero if something changed.
22218 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22219 (find_implicit_sets): Add note about missed optimization opportunity.
22220 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22221 pass_rtl_cprop execute function.
22222 Don't bother tracking the pass number, each pass gets its own dumpfile
22224 Always allow to alter jumpsand bypass jumps.
22225 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22226 will just find no suitable set.
22227 (pre_edge_insert): Fix dumping, this function is for PRE only.
22228 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22229 pass_rtl_pre execute function.
22230 (hoist_code): Return non-zero if something changed. Keep track of
22231 substitutions and insertions for statistics gathering similar to PRE.
22232 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22233 called from the pass_rtl_hoist execute function. Show pass statistics.
22234 (compute_store_table): Use max_reg_num directly instead of using the
22235 formerly global max_gcse_regno.
22236 (build_store_vectors): Likewise.
22237 (replace_store_insn): Fix dumping.
22238 (store_motion): Rename to ...
22239 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22240 pass, called from the pass_rtl_store_motion execute function. Keep
22241 track of substitutions and insertions for statistics gathering similar
22243 (bypass_jumps): Remove, fold interesting bits into ...
22244 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22245 from the pass_rtl_cprop execute function.
22246 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22247 pass_jump_bypass): Remove.
22248 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22249 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22250 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22251 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22252 (gate_rtl_store_motion, execute_rtl_store_motion,
22253 pass_rtl_store_motion): New.
22254 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22255 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22256 * passes.c (init_optimization_passes): Remove pass_gcse and
22257 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22258 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22259 instead of pass_jump_bypass.
22261 2009-04-27 Richard Guenther <rguenther@suse.de>
22263 PR middle-end/39928
22264 * gimplify.c (gimplify_expr): If we are required to create
22265 a temporary make sure it ends up as register.
22267 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22270 * config/i386/i386.c (construct_container): Don't call
22271 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22272 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22274 2009-04-27 Michael Matz <matz@suse.de>
22276 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22277 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22278 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22279 (dump_replaceable_exprs): Take a bitmap.
22280 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22282 (expand_gimple_basic_block): Likewise.
22283 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22284 replaceable_expressions member a bitmap.
22285 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22286 (mark_replaceable): Likewise.
22287 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22288 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22290 2009-04-27 Richard Guenther <rguenther@suse.de>
22292 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22293 (verify_stmts): Dispatch to gimple/type verification code.
22294 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22295 issue with call argument types.
22297 2009-04-27 Michael Matz <matz@suse.de>
22299 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22300 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22303 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22304 Eric Botcazou <ebotcazou@adacore.com>
22306 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22307 a label's basic block.
22308 (mark_target_live_regs): Tidy and rework obsolete comments.
22309 Change back DF problem to LIVE. If a label starts a basic block,
22310 assume that all registers that used to be live then still are.
22311 (init_resource_info): If a label starts a basic block, set its
22312 BLOCK_FOR_INSN accordingly.
22313 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22315 2009-04-27 Richard Guenther <rguenther@suse.de>
22317 * tree-flow-inline.h (function_ann): Remove.
22318 (get_function_ann): Likewise.
22319 * tree-dfa.c (create_function_ann): Remove.
22320 * tree-flow.h (struct static_var_ann_d): Remove.
22321 (struct function_ann_d): Likewise.
22322 (union tree_ann_d): Remove fdecl member.
22323 (function_ann_t): Remove.
22324 (function_ann, get_function_ann, create_function_ann): Remove
22327 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22329 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22331 2009-04-27 Jan Hubicka <jh@suse.cz>
22333 * ipa-pure-const.c (struct funct_state_d): New fields
22334 state_previously_known, looping_previously_known; remove
22335 state_set_in_source.
22336 (analyze_function): Use new fields.
22337 (propagate): Avoid assumption that state_set_in_source imply
22340 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22341 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22342 * cfgloop.h (finite_loop_p): Declare.
22344 2009-04-26 Michael Matz <matz@suse.de>
22346 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22348 2009-04-26 Michael Matz <matz@suse.de>
22350 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22351 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22352 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22353 pass_mark_used_blocks): Remove.
22354 * tree-optimize.c (pass_free_datastructures,
22355 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22356 * passes.c (init_optimization_passes): Don't call
22357 pass_mark_used_blocks, remove dead code.
22359 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22361 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22362 * tree-ssa-live.h (register_ssa_partition): Likewise.
22364 2009-04-26 Michael Matz <matz@suse.de>
22367 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22368 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22369 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22371 (compare_pairs): Swap cost comparison.
22372 (coalesce_ssa_name): Don't use change_partition_var.
22373 * tree-nrv.c (struct nrv_data): Add modified member.
22374 (finalize_nrv_r): Set it.
22375 (tree_nrv): Use it to update statements.
22376 (pass_nrv): Require PROP_ssa.
22377 * tree-mudflap.c (mf_decl_cache_locals,
22378 mf_build_check_statement_for): Use make_rename_temp.
22379 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22380 * alias.c (find_base_decl): Handle SSA names.
22381 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22382 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22383 * rtl.h (set_reg_attrs_for_parm): Declare.
22384 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22385 to "optimized", remove unused locals at finish.
22386 (execute_free_datastructures): Make global, call
22387 delete_tree_cfg_annotations.
22388 (execute_free_cfg_annotations): Don't call
22389 delete_tree_cfg_annotations.
22391 * ssaexpand.h: New file.
22392 * expr.c (toplevel): Include ssaexpand.h.
22393 (expand_assignment): Handle SSA names the same as register variables.
22394 (expand_expr_real_1): Expand SSA names.
22395 * cfgexpand.c (toplevel): Include ssaexpand.h.
22396 (SA): New global variable.
22397 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22398 (SSAVAR): New macro.
22399 (set_rtl): New helper function.
22400 (add_stack_var): Deal with SSA names, use set_rtl.
22401 (expand_one_stack_var_at): Likewise.
22402 (expand_one_stack_var): Deal with SSA names.
22403 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22404 before unique numbers.
22405 (expand_stack_vars): Use set_rtl.
22406 (expand_one_var): Accept SSA names, add asserts for them, feed them
22407 to above subroutines.
22408 (expand_used_vars): Expand all partitions (without default defs),
22409 then only the local decls (ignoring those expanded already).
22410 (expand_gimple_cond): Remove edges when jumpif() expands an
22411 unconditional jump.
22412 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22413 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22415 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22416 members of SA; deal with PARM_DECL partitions here; expand
22417 all PHI nodes, free tree datastructures and SA. Commit instructions
22418 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22419 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22420 info and statements at start, collect garbage at finish.
22421 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22422 (VAR_ANN_PARTITION) Remove.
22423 (change_partition_var): Don't declare.
22424 (partition_to_var): Always return SSA names.
22425 (var_to_partition): Only accept SSA names.
22426 (register_ssa_partition): Only check argument.
22427 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22429 (delete_var_map): Don't free it.
22430 (var_union): Only accept SSA names, simplify.
22431 (partition_view_init): Mark only useful SSA names as used.
22432 (partition_view_fini): Only deal with SSA names.
22433 (change_partition_var): Remove.
22434 (dump_var_map): Use ssa_name instead of partition_to_var member.
22435 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22437 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22438 (struct _elim_graph): New member const_dests; nodes member vector of
22440 (set_location_for_edge): New static helper.
22441 (create_temp): Remove.
22442 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22443 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22444 (new_elim_graph): Allocate const_dests member.
22445 (clean_elim_graph): Truncate const_dests member.
22446 (delete_elim_graph): Free const_dests member.
22447 (elim_graph_size): Adapt to new type of nodes member.
22448 (elim_graph_add_node): Likewise.
22449 (eliminate_name): Likewise.
22450 (eliminate_build): Don't take basic block argument, deal only with
22451 partition numbers, not variables.
22452 (get_temp_reg): New static helper.
22453 (elim_create): Use it, deal with RTL temporaries instead of trees.
22454 (eliminate_phi): Adjust all calls to new signature.
22455 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22456 (rewrite_trees): Only do checking.
22457 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22458 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22459 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22460 contains_tree_r, MAX_STMTS_IN_LATCH,
22461 process_single_block_loop_latch, analyze_edges_for_bb,
22462 perform_edge_inserts): Remove.
22463 (expand_phi_nodes): New global function.
22464 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22465 functions, initialize new parameter, remember partitions having a
22467 (finish_out_of_ssa): New global function.
22468 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22469 don't reset in_ssa_p here, don't disable TER when mudflap.
22470 (pass_del_ssa): Remove.
22471 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22473 (execute_free_datastructures): Declare.
22474 * Makefile.in (SSAEXPAND_H): New variable.
22475 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22476 * basic-block.h (commit_one_edge_insertion): Declare.
22477 * passes.c (init_optimization_passes): Move pass_nrv and
22478 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22479 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22480 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22481 (redirect_branch_edge): Deal with super block when expanding, split
22482 out jump patching itself into ...
22483 (patch_jump_insn): ... here, new static helper.
22485 2009-04-26 Michael Matz <matz@suse.de>
22487 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22488 beyond num_ssa_names.
22489 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22490 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22492 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22494 PR inline-asm/39543
22495 * fwprop.c (forward_propagate_asm): New function.
22496 (forward_propagate_and_simplify): Propagate also into __asm, if it
22497 doesn't increase the number of referenced registers.
22500 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22502 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22504 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22505 note_nonlocal_vla_type for nonlocal VLAs.
22506 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22507 contains_remapped_vars, remap_vla_decls): New functions.
22508 (convert_nonlocal_reference_stmt): If not optimizing, call
22509 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22510 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22511 if it wasn't found in var_map.
22512 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22513 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22514 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22516 * gimplify.c (nonlocal_vlas): New variable.
22517 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22519 (gimplify_body): Create and destroy nonlocal_vlas.
22521 * dwarf2out.c (loc_descr_plus_const): New function.
22522 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22523 mem_loc_descriptor, loc_descriptor_from_tree_1,
22524 descr_info_loc, gen_variable_die): Use it.
22526 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22527 !TREE_STATIC VAR_DECLs.
22528 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22529 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22530 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22531 DECL_BY_REFERENCE is valid.
22532 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22533 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22534 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22535 Copy DECL_BY_REFERENCE.
22536 (struct nesting_copy_body_data): New type.
22537 (nesting_copy_decl): New function.
22538 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22539 if they have variable length.
22541 2009-04-26 Michael Matz <matz@suse.de>
22543 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22544 mark new temporaries for renaming.
22546 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22549 * c-decl.c (global_bindings_p): Return negative value.
22550 (c_variable_size): New. Based on variable_size from
22552 (grokdeclarator): Call c_variable_size not variable_size.
22554 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22556 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22558 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22560 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22561 Redefine it to just use mingw/include.
22562 (ASM_SPEC): Rules for -m32 and -m64.
22563 (LINK_SPEC): Use Likewise.
22564 (SPEC_32): New define.
22565 (SPEC_64): Likewise.
22566 (SUB_LINK_SPEC): Likewise.
22567 (MULTILIB_DEFAULTS): New define.
22568 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22569 Add multilib options.
22570 (MULTILIB_DIRNAMES): Likewise.
22571 (MULTILIB_OSDIRNAMES): Likewise.
22572 (LIBGCC): Likewise.
22573 (INSTALL_LIBGCC): Likewise.
22575 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22578 * c-tree.h (enum c_inline_static_type): New.
22579 (record_inline_static): Declare.
22580 * c-decl.c (struct c_inline_static, c_inline_statics,
22581 record_inline_static, check_inline_statics): New.
22582 (pop_file_scope): Call check_inline_statics.
22583 (start_decl): Call record_inline_static instead of pedwarning
22584 directly for static in inline function.
22585 * c-typeck.c (build_external_ref): Call record_inline_static
22586 instead of pedwarning directly for static referenced in inline
22589 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22591 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22592 not new but only being rescanned.
22593 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22594 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22595 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22596 record_set_info, compute_set, grealloc): Remove.
22597 (recompute_all_luids): New function.
22598 (gcse_main): Don't compute sets, and don't do related memory
22599 allocations/free-ing. If something changed before the end of the
22600 pass, update LUIDs using recompute_all_luids.
22601 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22602 (free_gcse_mem): Don't free it either.
22603 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22604 Use the df insn LUIDs.
22605 (load_killed_in_block): Likewise.
22606 (compute_hash_table_work): Don't compute reg_set_in_block.
22607 (compute_transp): Use DF_REG_DEF_CHAINs.
22608 (local_cprop_pass): Don't use compute_sets and related functions.
22609 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22610 Use get_max_uid() instead of max_cuid.
22611 (insert_insn_end_basic_block, pre_insert_copy_insn,
22612 update_ld_motion_stores): Don't try to
22613 keep reg_set tables up to date.
22614 (pre_insert_copies): Use df insn LUIDs.
22615 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22616 (reg_set_info): Don't use extra bitmap argument.
22617 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22618 information to compute regs_set_in_block.
22619 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22620 (bypass_jumps): Don't use compute_sets and friends.
22622 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22625 * opts.c (undocumented_msg): Do not leave blank even with
22628 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22630 * c-decl.c (build_enumerator): Allow values folding to integer
22631 constants but not integer constant expressions with a pedwarn if
22634 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22637 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22638 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22639 type is an integer constant.
22641 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22644 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22647 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22650 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22651 with variably modified return type and no storage class
22652 specifiers, except for the case of nested functions. Distinguish
22653 extern declarations of functions with variably modified return
22654 types from those of objects with variably modified types.
22656 2009-04-25 Jan Hubicka <jh@suse.cz>
22658 * tree.c (list_equal_p): New function.
22659 * tree.h (list_equal_p): Declare.
22660 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22661 basic_block_def, basic_block, const_basic_block): New.
22662 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22663 (redirect_eh_edge): New function.
22664 (make_eh_edge_update_phi): EH edges are not abnormal.
22665 * except.c: Include tree-flow.h.
22666 (list_match): New function.
22667 (eh_region_replaceable_by_p): New function.
22668 (replace_region): New function.
22669 (hash_type_list): New function.
22670 (hash_eh_region): New function.
22671 (eh_regions_equal_p): New function.
22672 (merge_peers): New function.
22673 (remove_unreachable_regions): Verify EH tree when checking;
22675 (copy_eh_region_1): New function.
22676 (copy_eh_region): New function.
22677 (push_reachable_handler): New function.
22678 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22679 regions without label but with live RESX.
22680 * except.h (redirect_eh_edge_to_label): New.
22681 * tree-flow.h (redirect_eh_edge): New.
22682 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22683 basic_block_def, basic_block, const_basic_block): Remove.
22684 * Makefile.in (except.o): Add dependency on tree-flow.h
22685 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22686 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22689 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22692 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22693 on the destination of memcpy.
22695 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22697 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22698 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22699 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22701 2009-04-25 Jan Hubicka <jh@suse.cz>
22703 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22704 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22705 to be reached by different label than left.
22706 (update_eh_edges): Update comment; remove edge_to_remove if possible
22707 and return true if suceeded.
22708 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22709 (cleanup_eh): Compute sharing map.
22710 * except.c (remove_eh_handler_and_replace): Add argument if we should
22712 (remove_unreachable_regions): Update for label sharing.
22713 (label_to_region_map): Likewise.
22714 (get_next_region_sharing_label): New function.
22715 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22717 (remove_eh_handler): Update.
22718 (remove_eh_region_and_replace_by_outer_of): New function.
22719 * except.h (struct eh_region): Add next_region_sharing_label.
22720 (remove_eh_region_and_replace_by_outer_of,
22721 get_next_region_sharing_label): Declare.
22722 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22724 2009-04-25 Jan Hubicka <jh@suse.cz>
22726 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22727 insert code even if they are not critical.
22729 2009-04-25 Jan Hubicka <jh@suse.cz>
22731 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22732 (gimple_can_remove_branch_p): EH edges won't remove branch by
22734 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22735 updating of non-abnormal EH edges.
22736 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22737 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22738 (split_critical_edges): Split also edges where emitting code on them
22739 will lead to splitting later.
22741 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22742 H.J. Lu <hongjiu.lu@intel.com>
22745 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22746 the configured assembler supports fildq and fistpq mnemonics.
22747 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22748 * configure: Regenerated.
22749 * config.in: Ditto.
22751 * config/i386/i386.c (print_operand): Handle 'Z'.
22752 ['z']: Remove handling of special fild/fist suffixes.
22753 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22754 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22755 suffix of fild insn.
22756 (*floatsi<mode>2_vector_mixed): Ditto.
22757 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22758 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22759 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22760 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22761 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22763 2009-04-25 Ben Elliston <bje@au.ibm.com>
22765 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22766 the source of a set operation.
22768 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22770 * target.h (struct gcc_target): Add case_values_threshold field.
22771 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22772 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22773 * targhooks.c (default_case_values_threshold): New function.
22774 * targhooks.h (default_case_values_threshold): Declare function.
22775 * stmt.c (expand_case): Use case_values_threshold target hook.
22776 * expr.h (case_values_threshold): Remove declartation.
22777 * expr.c (case_values_threshold): Remove function.
22778 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22780 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22781 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22782 (avr_case_values_threshold): Declare as static.
22783 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22785 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22786 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22787 (mn10300_case_values_threshold): New function.
22789 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22791 * ira.c (setup_cover_and_important_classes): Add enum cast.
22793 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22795 * genpreds.c (write_enum_constraint_num): Output definition of
22796 CONSTRAINT_NUM_DEFINED_P macro.
22797 * ira.c (setup_cover_and_important_classes): Use
22798 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22800 2009-04-24 DJ Delorie <dj@redhat.com>
22802 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22803 __SH2A_SINGLE_ONLY__ also.
22805 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22807 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22808 (movdf_internal): Ditto.
22809 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22810 SFmode and DFmode constants.
22811 (ia64_print_operand): Add 'G' format for printing
22812 floating point constants.
22814 2009-04-24 Richard Guenther <rguenther@suse.de>
22816 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22817 from unsigned additions.
22819 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22821 * c-typeck.c (set_init_index): Allow array designators that are
22822 not integer constant expressions with a pedwarn if pedantic.
22824 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22826 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22827 zero if no overlap in nonzero bits between the operands.
22829 2009-04-24 Ian Lance Taylor <iant@google.com>
22831 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22832 (record_dead_and_set_regs): Likewise.
22833 * df.h (struct df_mw_hardreg): Change flags field to int.
22834 (struct df_base_ref): Likewise.
22835 (struct df): Change changeable_flags field to int.
22836 * df-scan.c (df_defs_record): Change clobber_flags to int.
22837 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22838 constants rather than #define macros.
22839 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22840 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22841 (enum dwarf_calling_convention): Likewise.
22842 (enum dwarf_line_number_x_ops): Likewise.
22843 (enum dwarf_call_frame_info): Likewise.
22844 (enum dwarf_source_language): Likewise.
22845 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22846 (add_calling_convention_attribute): Likewise.
22847 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22848 (combine_comparisons): Change compcode to int. Add cast to enum type.
22849 * genrecog.c (maybe_both_true_2): Change c to int.
22850 (write_switch): Likewise. Add cast to enum type.
22851 * gimplify.c (gimplify_omp_for): Handle return values from
22852 gimplify_expr using MIN rather than bitwise or.
22853 (gimplify_expr): Add cast to enum type.
22854 * ipa-prop.c (update_jump_functions_after_inlining): Change
22855 IPA_BOTTOM to IPA_JF_UNKNOWN.
22856 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22857 Add casts to enum type.
22858 (setup_cover_and_important_classes): Change cl to int. Add casts
22860 (setup_class_translate): Change cl and mode to int.
22861 (ira_init_once): Change mode to int.
22862 (free_register_move_costs): Likewise.
22863 (setup_prohibited_mode_move_regs): Add casts to enum type.
22864 * langhooks.c (add_builtin_function_common): Rework assertion that
22865 value fits bitfield.
22866 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22867 * omega.c (omega_do_elimination): Avoid math on enum types.
22868 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22869 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22870 int local to handle integral_argment value.
22871 * regmove.c (try_auto_increment): Change PUT_MODE to
22873 * reload.c (push_secondary_reload): Add casts to enum type.
22874 (secondary_reload_class, find_valid_class): Likewise.
22875 * reload1.c (emit_input_reload_insns): Likewise.
22876 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22877 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22878 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22880 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22881 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22883 (expand_complex_libcall): Add casts to enum type.
22884 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22885 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22886 with ERROR_MARK, not NUM_TREE_CODES.
22887 (vect_create_epilog_for_reduction): Likewise.
22888 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22889 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22890 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22892 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22893 vect_unused_in_loop. Change 0 to loop_vect.
22894 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22895 * var-tracking.c (get_init_value): Change return type to enum
22897 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22898 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22900 (arm_override_options): Add casts to enum type.
22901 (arm_emit_tls_decoration): Likewise.
22902 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22904 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22905 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22906 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22908 * config/s390/s390.c (code_for_builtin_64): Change to array of
22910 (code_for_builtin_31): Likewise.
22911 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22913 * config/sparc/sparc.c (sparc_override_options): Change value
22914 field in struct code_model to enum cmodel. In initializer change
22915 0 to NULL and add cast to enum type.
22917 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22918 Change all callers. Issue a -Wc++-compat warning using
22919 lhs_origtype if necessary.
22920 (convert_for_assignment): Issue -Wc++-compat warnings about
22921 invalid conversions to enum type on assignment.
22922 * c-common.h (build_modify_expr): Update declaration.
22924 2009-04-24 Nick Clifton <nickc@redhat.com>
22926 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22927 (function_arg_advance): Likewise.
22928 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22931 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22933 * config/s390/constraints.md ('I', 'J'): Fix condition.
22935 2009-04-24 Diego Novillo <dnovillo@google.com>
22937 * gengtype-parse.c (parse_error): Add newline after message.
22939 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22941 * config/i386/sse.md (avxmodesuffixs): Removed.
22942 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22943 (*avx_pinsr<ssevecsize>): This.
22945 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22947 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22948 follow chains of regs with a single definition, and allow expressions
22949 that are function_invariant_p.
22950 (simple_rhs_p): Allow expressions that are function_invariant_p.
22952 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22954 PR middle-end/39867
22955 * fold-const.c (fold_cond_expr_with_comparison): When folding
22956 > and >= to MAX, make sure the MAX uses the same type as the
22957 comparison's operands.
22959 2009-04-24 Nick Clifton <nickc@redhat.com>
22961 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22962 addressing for DImode accesses.
22963 (frv_print_operand_address): Handle PLUS case.
22964 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22966 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22968 PR rtl-optimization/39794
22969 * alias.c (canon_true_dependence): Add x_addr argument.
22970 * rtl.h (canon_true_dependence): Adjust prototype.
22971 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22972 * cselib.c (cselib_invalidate_mem): Likewise.
22973 * gcse.c (compute_transp): Likewise.
22974 * dse.c (scan_reads_nospill): Likewise.
22975 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22976 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22977 canon_base_addr of the group, plus optional offset.
22978 (struct group_info): Rename canon_base_mem to
22980 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22981 canon_rtx of base_mem.
22983 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22985 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22986 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22988 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22990 * config/spu/spu-builtins.h: Delete file.
22992 * config/spu/spu.h (enum spu_builtin_type): Move here from
22994 (struct spu_builtin_description): Likewise. Add GTY marker.
22995 Do not use enum spu_function_code or enum insn_code.
22996 (spu_builtins): Add extern declaration.
22998 * config/spu/spu.c: Do not include "spu-builtins.h".
22999 (enum spu_function_code, enum spu_builtin_type_index,
23000 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23001 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23002 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23003 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23004 (spu_builtin_types): Make static. Add GTY marker.
23005 (spu_builtins): Add extern declaration with GTY marker.
23006 Include "gt-spu.h".
23008 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23009 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23010 Check programmatically whether all parameters are scalar.
23012 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23014 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23016 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23017 assignment from the constructor either if the target is volatile.
23019 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23021 * config/arm/arm.md (insv): Do not share operands[0].
23023 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23025 * config/vxlib-tls.c (active_tls_threads): Delete.
23026 (delete_hook_installed): New.
23027 (tls_delete_hook): Don't delete the delete hook.
23028 (tls_destructor): Delete it here.
23029 (__gthread_set_specific): Adjust installing the delete hook.
23030 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23031 __gthread_leave_tsd_dtor_context.
23033 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23035 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23037 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23039 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23041 (alpha_rtx_costs): Ditto.
23042 (emit_unlikely_jump): Use add_reg_note.
23043 (emit_frame_store_1): Ditto.
23044 (alpha_expand_prologue): Ditto.
23045 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23046 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23048 2009-04-23 Nick Clifton <nickc@redhat.com>
23050 * config/v850/v850.md (epilogue): Remove suppressed code.
23051 (return): Rename to return_simple and remove test of frame size.
23052 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23053 to gen_return_simple.
23055 2009-04-22 Jing Yu <jingyu@google.com>
23058 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23060 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23063 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23064 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23065 value is a VECTOR_CST, the element type is the element type of the
23068 2009-04-22 DJ Delorie <dj@redhat.com>
23070 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23072 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23074 * alias.c (find_base_term): Move around LO_SUM case, so that
23075 CONST falls through into PLUS/MINUS handling.
23078 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23079 into 0, use omit_one_operand.
23081 2009-04-23 Ben Elliston <bje@au.ibm.com>
23083 * config/rs6000/linux-unwind.h (get_regs): Remove type
23084 puns. Change the type of `pc' to an array of unsigned ints and
23085 update all users. Constify frame24.
23087 2009-04-22 DJ Delorie <dj@redhat.com>
23089 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23090 declarations before code.
23091 (current_function_special_page_vector): Likewise.
23092 (m32c_expand_insv): Silence a warning.
23094 2009-04-21 Taras Glek <tglek@mozilla.com>
23096 * alias.c: Update GTY annotations to new syntax.
23097 * basic-block.h: Likewise.
23098 * bitmap.h: Likewise.
23099 * c-common.h: Likewise.
23100 * c-decl.c: Likewise.
23101 * c-parser.c: Likewise.
23102 * c-pragma.c: Likewise.
23103 * c-tree.h: Likewise.
23104 * cfgloop.h: Likewise.
23105 * cgraph.h: Likewise.
23106 * config/alpha/alpha.c: Likewise.
23107 * config/arm/arm.h: Likewise.
23108 * config/avr/avr.h: Likewise.
23109 * config/bfin/bfin.c: Likewise.
23110 * config/cris/cris.c: Likewise.
23111 * config/darwin.c: Likewise.
23112 * config/frv/frv.c: Likewise.
23113 * config/i386/i386.c: Likewise.
23114 * config/i386/i386.h: Likewise.
23115 * config/i386/winnt.c: Likewise.
23116 * config/ia64/ia64.h: Likewise.
23117 * config/iq2000/iq2000.c: Likewise.
23118 * config/mips/mips.c: Likewise.
23119 * config/mmix/mmix.h: Likewise.
23120 * config/pa/pa.c: Likewise.
23121 * config/pa/pa.h: Likewise.
23122 * config/rs6000/rs6000.c: Likewise.
23123 * config/s390/s390.c: Likewise.
23124 * config/sparc/sparc.c: Likewise.
23125 * config/xtensa/xtensa.c: Likewise.
23126 * cselib.h: Likewise.
23127 * dbxout.c: Likewise.
23128 * dwarf2out.c: Likewise.
23129 * except.c: Likewise.
23130 * except.h: Likewise.
23131 * fixed-value.h: Likewise.
23132 * function.c: Likewise.
23133 * function.h: Likewise.
23134 * gimple.h: Likewise.
23135 * integrate.c: Likewise.
23136 * optabs.c: Likewise.
23137 * output.h: Likewise.
23138 * real.h: Likewise.
23140 * stringpool.c: Likewise.
23141 * tree-data-ref.c: Likewise.
23142 * tree-flow.h: Likewise.
23143 * tree-scalar-evolution.c: Likewise.
23144 * tree-ssa-address.c: Likewise.
23145 * tree-ssa-alias.h: Likewise.
23146 * tree-ssa-operands.h: Likewise.
23147 * tree.c: Likewise.
23148 * tree.h: Likewise.
23149 * varasm.c: Likewise.
23150 * varray.h: Likewise.
23152 * coretypes.h: Do not define GTY macro if it is already defined.
23153 * doc/gty.texi: Update GTY documentation to new syntax.
23154 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23155 annotations on structs.
23156 * gengtype-parse.c: Likewise.
23158 2009-04-22 Mark Heffernan <meheff@google.com>
23160 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23162 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23164 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23167 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23169 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23170 the same as a PLUS without a shift. Increase the cost of a
23173 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23175 * Makefile.in: Update dependencies.
23176 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23177 * errors.h: Remove bogus comment about compatibility.
23178 (warning): Update declaration.
23179 * genautomata.c: Update all calls to warning.
23180 * gimple.c: Do not include errors.h. Include toplev.h.
23181 * tree-ssa-structalias.c: Do not include errors.h.
23182 * omega.c: Likewise.
23183 * tree-ssa-reassoc.c: Likewise.
23184 * config/spu/spu-c.c: Likewise.
23185 * config/spu/t-spu-elf: Update dependencies.
23187 2009-04-22 Richard Guenther <rguenther@suse.de>
23189 PR tree-optimization/39824
23190 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23191 make sure the types are compatible.
23193 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23196 * c-common.c (c_parse_error): Take a token_flags parameter.
23197 Use token_type for the token type instead.
23198 Pass token_flags to cpp_type2name.
23199 * c-common.h (c_parse_error): Update declaration.
23200 * c-parser.c (c_parser_error): Pass 0 as token flags.
23202 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23204 PR rtl-optimization/39580
23205 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23207 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23209 * function.c (expand_function_end): Do not emit a jump to the "naked"
23210 return label for fall-through returns.
23211 * except.c (sjlj_emit_function_exit): Always place the call to the
23212 unregister function at the location installed by expand_function_end.
23214 2009-04-22 Richard Guenther <rguenther@suse.de>
23216 PR tree-optimization/39845
23217 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23218 (gen_inbound_check): Likewise.
23220 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23222 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23224 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23225 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23227 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23229 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23230 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23231 shift counts to avoid out-of-bounds array accesses.
23233 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23235 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23236 (Pmode): Move above.
23238 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23240 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23241 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23242 GET_CODE macro. Use IN_RANGE macro where appropriate.
23243 * config/alpha/alpha.h: Ditto.
23244 * config/alpha/alpha.md: Ditto.
23245 * config/alpha/constraints.md: Ditto.
23246 * config/alpha/predicates.md: Ditto.
23248 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23250 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23251 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23252 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23253 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23254 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23255 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23256 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23257 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23258 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23259 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23260 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23261 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23262 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23263 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23264 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23265 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23266 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23267 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23268 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23269 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23270 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23271 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23272 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23273 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23274 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23275 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23276 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23278 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23280 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23281 references from comments.
23282 * cfgbuild.c (count_basic_blocks): Delete.
23283 (find_basic_blocks_1): Delete.
23284 (find_basic_blocks): Delete.
23285 * except.c (finish_eh_generation): Make static. Move comment from
23286 except.h here. Remove find_basic_blocks references from comments.
23287 * except.h (finish_eh_generation): Delete.
23288 * basic-block.h (find_basic_blocks): Delete.
23289 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23291 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23293 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23294 (sdbout_parms): Likewise.
23296 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23298 * config/sh/sh.c (prepare_cbranch_operands): Use
23299 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23300 (expand_cbranchdi4): Likewise.
23301 (from_compare): Add cast to enum type.
23302 (expand_cbranchsi4): Use add_reg_note.
23303 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23304 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23305 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23306 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23307 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23308 instead of CODE_FOR_nothing.
23309 (cbranchdi4): Likewise. Fix the order of arguments for
23311 (push_fpscr): Use add_reg_note.
23312 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23313 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23315 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23317 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23318 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23319 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23320 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23321 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23322 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23323 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23324 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23325 config/alpha/x-vms, config/arc/t-arc,
23326 config/arm/README-interworking, config/arm/arm-c.c,
23327 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23328 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23329 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23330 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23331 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23332 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23333 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23334 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23335 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23336 config/cris/t-elfmulti, config/crx/t-crx,
23337 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23338 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23339 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23340 config/h8300/t-h8300, config/i386/athlon.md,
23341 config/i386/darwin-libgcc.10.4.ver,
23342 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23343 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23344 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23345 config/i386/t-linux64, config/i386/t-nwld,
23346 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23347 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23348 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23349 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23350 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23351 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23352 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23353 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23354 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23355 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23356 config/m68k/t-uclinux, config/mcore/t-mcore,
23357 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23358 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23359 config/mips/crtn.asm, config/mips/irix-crti.asm,
23360 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23361 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23362 config/mips/mips-fixed.md, config/mips/sb1.md,
23363 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23364 config/mips/t-iris6, config/mips/t-isa3264,
23365 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23366 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23367 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23368 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23369 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23370 config/mn10300/t-linux, config/mn10300/t-mn10300,
23371 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23372 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23373 config/picochip/libgccExtras/clzsi2.asm,
23374 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23375 config/rs6000/darwin-libgcc.10.4.ver,
23376 config/rs6000/darwin-libgcc.10.5.ver,
23377 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23378 config/rs6000/t-aix43, config/rs6000/t-aix52,
23379 config/rs6000/t-darwin, config/rs6000/t-fprules,
23380 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23381 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23382 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23383 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23384 config/rs6000/t-rtems, config/rs6000/t-spe,
23385 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23386 config/score/t-score-elf, config/sh/divcost-analysis,
23387 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23388 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23389 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23390 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23391 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23392 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23393 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23394 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23395 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23396 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23397 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23398 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23399 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23400 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23401 * config/h8300/genmova.sh: Include copyright and license notices
23402 in generated output.
23403 * config/h8300/mova.md: Regenerate.
23404 * doc/install.texi2html: Include word "Copyright" in copyright
23405 notice and use name "Free Software Foundation, Inc.".
23406 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23407 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23408 ChangeLog-2007, ChangeLog-2008: Correct dates.
23410 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23412 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23413 NE_EXPR operations as well.
23414 * c-parser.c (c_parser_condition): Do not set location information on
23416 (c_parser_conditional_expression): Likewise.
23417 (c_parser_binary_expression): Set location information on operators.
23418 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23419 TRUTH_NOT_EXPR has been folded.
23420 * fold-const.c (fold_truth_not_expr): Copy location information from
23421 the incoming expression to the outgoing one.
23422 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23423 recursive calls on the LHS of the operator but pass that of the
23424 operator to recursive calls on the RHS of the operator. Set it
23426 (shortcut_cond_expr): Set the locus of the operator on the second
23427 COND_EXPR and that of the expression on the first in degenerate cases.
23428 Pass the locus of the expression to calls to shortcut_cond_r.
23429 Set the locus of the 'then' block on the associated jump, if any.
23430 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23431 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23432 expression to call to gimplify_boolean_expr.
23434 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23436 * config.gcc: Add additional configuration for
23437 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23438 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23439 (CPP_SPEC): Redefine for allowing -municode option.
23440 (STARTFILE_SPEC): Likewise.
23441 * config/i386/t-mingw-w64: New.
23442 * config/i386/mingw-w64.opt: New.
23443 (municode): Add new target option.
23444 * doc/invoke.texi (municode): Add documentation for new option.
23446 2009-04-21 Ian Lance Taylor <iant@google.com>
23448 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23449 Correct test for number of arguments.
23450 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23452 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23454 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23455 argument of emit_library_call.
23457 2009-04-21 Richard Guenther <rguenther@suse.de>
23459 PR middle-end/39829
23460 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23461 inside VIEW_CONVERT_EXPRs.
23463 2009-04-21 Martin Jambor <mjambor@suse.cz>
23465 * tree-switch-conversion.c (build_constructors): Split a long line.
23466 (constructor_contains_same_values_p): New function.
23467 (build_one_array): Create assigns of constants if possible, do not
23468 call mark_sym_for_renaming, call update_stmt.
23469 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23470 make_rename_temp. Do not call mark_symbols_for_renaming, call
23472 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23473 find_new_referenced_vars, call update_stmt.
23474 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23475 instead of calling make_rename_temp. Do not call
23476 find_new_referenced_vars or mark_symbols_for_renaming, call
23479 2009-04-21 Richard Guenther <rguenther@suse.de>
23481 PR tree-optimization/39827
23482 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23483 (tree_ssa_phiprop): Pass the correct array size.
23485 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23487 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23489 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23492 * c-typeck.c (lvalue_p): Move declaration ...
23493 * c-common.h (lvalue_p): ... to here.
23494 * c-common.c (candidate_equal_p): New.
23495 (add_tlist): Use it.
23496 (merge_tlist): Use it.
23497 (warn_for_collisions_1): Likewise.
23498 (warning_candidate_p): Accept more candidates.
23499 (verify_tree): A warning candidate can be an expression. Use
23502 2009-04-21 Ben Elliston <bje@au.ibm.com>
23505 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23506 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23507 options. Remove -mcall-solaris documentation.
23509 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23512 * doc/invoke.texi (-Wlong-long): Update description.
23513 * c-lex (interpret_integer): Only warn if there was no previous
23514 overflow and -Wlong-long is enabled.
23515 * c-decl.c (declspecs_add_type): Drop redundant flags.
23516 * c.opt (Wlong-long): Init to -1.
23517 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23518 and front-end warn_long_long. Wlong-long only depends on other
23519 flags if it is uninitialized.
23520 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23521 the same for CPP and FE.
23522 (restore_extension_diagnostics): Likewise.
23524 2009-04-20 Ian Lance Taylor <iant@google.com>
23526 Fix enum conversions which are invalid in C++:
23527 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23528 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23529 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23530 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23531 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23532 (dbxout_parms): Likewise.
23533 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23534 (df_clear_flags): Likewise.
23535 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23536 top_flag parameter to int.
23537 (df_chain_create_bb_process_use): Likewise.
23538 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23540 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23541 (df_ref_create_structure, df_def_record_1): Likewise.
23542 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23543 (df_notes_rescan): Change 0 to VOIDmode in function call.
23544 (df_get_call_refs, df_insn_refs_collect): Likewise.
23545 (df_bb_regs_collect): Likewise.
23546 (df_entry_block_defs_collect): Likewise.
23547 (df_exit_block_uses_collect): Likewise.
23548 * df.h: Update declarations.
23549 * double-int.c (double_int_divmod): Add cast to enum type.
23550 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23551 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23552 (based_loc_descr): Likewise.
23553 (loc_descriptor_from_tree_1): Change first_op and second_op to
23554 enum dwarf_location_atom. Add cast to enum type.
23555 * expmed.c (init_expmed): Change 0 to SET in function call.
23556 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23557 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23558 (do_store_flag): Likewise.
23559 * fixed-value.h (struct fixed_value): Change mode to enum
23561 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23562 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23564 (insert_insn_decl, insert_decl, insert_state): Likewise.
23565 (automata_list_finish): Likewise.
23566 * genrecog.c (process_define_predicate): Add cast to enum type.
23567 * gensupport.c (init_predicate_table): Add cast to enum type.
23568 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23570 (gimple_build_call_1, gimple_build_label): Likewise.
23571 (gimple_build_goto, gimple_build_asm_1): Likewise.
23572 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23573 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23574 (enum fallback): Rename from enum fallback_t.
23575 (fallback_t): Typedef as int.
23576 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23577 GSI_SAME_STMT in function call.
23578 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23580 (setup_reg_class_relations): Likewise.
23581 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23582 (setup_prohibited_class_mode_regs): Add cast to enum type.
23583 (setup_prohibited_mode_move_regs): Likewise.
23584 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23585 (record_address_regs): Change i to enum reg_class.
23586 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23587 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23588 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23589 (GET_MODE_2XWIDER_MODE): Likewise.
23590 (GET_CLASS_NARROWEST_MODE): Likewise.
23591 * omp-low.c (expand_omp_for): Add cast to enum type.
23592 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23593 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23594 * postreload.c (reload_cse_simplify_operands): Change rclass local
23596 * predict.c (combine_predictions_for_insn): Change best_predictor
23597 and predictor to enum br_predictor.
23598 (combine_predictions_for_bb): Likewise.
23599 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23600 use SET_PREDICT_EXPR_OUTCOME.
23601 * real.c (real_arithmetic): Change icode to code in function call.
23602 * reginfo.c (init_move_cost): Add casts to enum type.
23603 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23604 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23606 * reload.c (find_valid_class): Add casts to enum type.
23607 (push_reload): Change 0 to NO_REGS in function call.
23608 (find_reloads): Change this_alternative to array of enum
23609 reg_class. Remove some now-unnecessary casts.
23610 (make_memloc): Change 0 to VOIDmode in function call.
23611 * reload1.c (reload): Change 0 to VOIDmode in function call.
23612 (eliminate_regs_1, elimination_effects): Likewise.
23613 (eliminate_regs_in_insn): Likewise.
23614 (emit_input_reload_insns): Add cast to enum type.
23615 (delete_output_reload): Change 0 to VOIDmode in function call.
23616 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23617 to enum type in function call.
23618 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23619 (SET_PREDICT_EXPR_OUTCOME): Define.
23620 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23621 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23622 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23623 (dump_function): Likewise.
23624 * tree-dump.h: Update declarations.
23625 * tree-pass.h: Update declarations.
23626 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23627 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23629 (arm_rtx_costs_1): Correct parenthesization.
23630 (arm_rtx_costs): Add casts to enum type.
23631 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23632 (vfp_emit_fstmd): Use add_rg_note.
23633 (emit_multi_reg_push, emit_sfm): Likewise.
23634 (thumb_set_frame_pointer): Likewise.
23635 (arm_expand_prologue): Likewise.
23636 (arm_regno_class): Change return type to enum reg_class.
23637 (thumb1_expand_prologue): Use add_reg_note.
23638 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23639 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23641 * config/arm/gentune.sh: Add cast to enum type.
23642 * config/arm/arm-tune.md: Rebuild.
23643 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23644 (ix86_split_fp_branch, predict_jump): Likewise.
23645 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23646 insn_code to enum rtx_code.
23647 (ix86_builtin_vectorized_function): Add cast to enum type.
23648 * config/i386/i386.md (truncdfsf2): Change slot to enum
23650 (truncxf<mode>2, isinf<mode>2): Likewise.
23651 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23653 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23654 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23655 (insert_bundle_state): Change 1 to INSERT in function call.
23656 (ia64_add_bundle_selector_before): Likewise.
23657 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23658 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23659 (restore_stack_nonlocal): Likewise.
23660 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23662 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23664 (mips_rtx_costs): Likewise.
23665 (mips_override_options): Add casts to enum type.
23666 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23668 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23669 (store_reg, set_reg_plus_d): Likewise.
23670 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23671 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23673 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23675 (emit_unlikely_jump): Use add_reg_note.
23676 (rs6000_emit_allocate_stack): Likewise.
23677 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23678 (output_toc): Change 1 to INSERT in function call.
23679 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23680 (rs6000_initialize_trampoline): Likewise.
23681 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23683 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23684 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23685 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23686 (save_gprs): Use add_reg_note.
23687 (s390_emit_prologue): Likewise.
23688 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23689 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23690 (sparc_fold_builtin): Add cast to enum type.
23691 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23693 (spu_expand_prologue): Use add_reg_note.
23694 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23696 2009-04-20 Ian Lance Taylor <iant@google.com>
23698 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23699 (c_parser_postfix_expression_after_primary): Get VEC for list of
23700 arguments. Get original types of arguments. Call
23701 build_function_call_vec.
23702 (cached_expr_list_1, cached_expr_list_2): New static variables.
23703 (c_parser_expr_list): Change return type to VEC *. Add
23704 p_orig_types parameter. Change all callers.
23705 (c_parser_release_expr): New static function.
23706 (c_parser_vec_to_tree_list): New static function.
23707 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23708 call build_function_call_vec.
23709 (build_function_call_vec): New function, based on old
23710 build_function_call.
23711 (convert_arguments): Remove nargs and argarray parameters. Change
23712 values to a VEC. Add origtypes parameter.
23713 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23714 (convert_for_assignment): Add origtype parameter. Change all
23715 callers. If warn_cxx_compat, check for conversion to an enum
23716 type when calling a function.
23717 (store_init_value): Add origtype parameter. Change all callers.
23718 (digest_init): Likewise.
23719 (struct init_node): Add origtype field.
23720 (add_pending_init): Add origtype parameter. Change all callers.
23721 (output_init_element): Likewise.
23722 (output_pending_init_elements): Pass origtype from init_node to
23723 output_init_element.
23724 (process_init_element): Pass origtype from c_expr to
23725 output_init_element.
23726 (c_finish_return): Add origtype parameter. Change all callers.
23727 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23729 (sync_resolve_params): Likewise.
23730 (sync_resolve_return): Change params to first_param. Change caller.
23731 (resolve_overloaded_builtins): Change params to VEC *. Change
23732 callers. Save first parameter around call to build_function_call_vec.
23733 * c-decl.c (finish_decl): Add origtype parameter. Change all
23734 callers. Call build_function_call_vec rather than
23735 build_function_call for cleanup.
23736 * c-tree.h: Update declarations.
23737 * c-common.h: Update declarations.
23738 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23739 params to first_param.
23740 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23741 params parameter from tree to void *.
23742 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23743 Change arglist parameter to have type void *, and to be a pointer
23745 * config/rs6000/rs6000-protos.h
23746 (altivec_resolve_overloaded_builtin): Update declaration.
23747 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23748 fnargs parameter to have type void *, and to be a pointer to a
23749 VEC. Call build_function_call_vec instead of
23750 build_function_call.
23751 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23753 2009-04-20 Joey Ye <joey.ye@intel.com>
23754 Xuepeng Guo <xuepeng.guo@intel.com>
23755 H.J. Lu <hongjiu.lu@intel.com>
23757 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23759 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23760 (IX86_LEA_PRIORITY): Likewise.
23761 (distance_non_agu_define): New function.
23762 (distance_agu_use): Likewise.
23763 (ix86_lea_for_add_ok): Likewise.
23764 (ix86_dep_by_shift_count): Likewise.
23766 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23767 should split for LEA.
23769 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23771 (ix86_dep_by_shift_count): Likewise.
23773 2009-04-20 Richard Guenther <rguenther@suse.de>
23775 * expr.c (handled_component_p): Move ...
23776 * tree.h (handled_component_p): ... here.
23777 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23778 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23779 and REALPART_EXPR to be in one group.
23781 2009-04-20 Richard Guenther <rguenther@suse.de>
23783 * basic-block.h (get_all_dominated_blocks): Declare.
23784 * dominance.c (get_all_dominated_blocks): New function.
23785 * tree-cfg.c (get_all_dominated_blocks): Remove.
23786 (remove_edge_and_dominated_blocks): Adjust.
23787 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23788 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23789 instead of recursing.
23791 2009-04-20 Doug Kwan <dougkwan@google.com>
23793 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23794 (struct cgraph_node_set_def): New type.
23795 (cgraph_node_set) New type. Also declare vector functions.
23796 (struct cgraph_node_set_element_def): New type.
23797 (cgraph_node_set_element): Ditto.
23798 (cgraph_node_set_iterator): New iterator type.
23799 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23800 cgraph_node_set_remove, dump_cgraph_node_set,
23801 debug_cgraph_node_set): New prototypes.
23802 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23803 cgraph_node_set_size): New inlines.
23804 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23805 including cgraph.h.
23806 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23807 argument to function 'write_summary'.
23808 * ipa.c: Include ggc.h.
23809 (hash_cgraph_node_set_element,
23810 eq_cgraph_node_set_element, cgraph_node_set_new,
23811 cgraph_node_set_add, cgraph_node_set_remove,
23812 cgraph_node_set_find, dump_cgraph_node_set,
23813 debug_cgraph_node_set): New functions.
23814 * Makefile.in (ipa.o): Add dependency on GGC_H.
23816 2009-04-20 Ira Rosen <irar@il.ibm.com>
23818 PR tree-optimization/39675
23819 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23820 check of the return code of vect_schedule_slp. Check that
23821 stmt_vec_info still exists for the statement, before checking its
23822 vectorization type.
23824 2009-04-20 Michael Matz <matz@suse.de>
23826 * Makefile.in (generated_files): Take out $(simple_generated_c).
23828 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23830 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23831 (UINTPTR_TYPE): Likewise.
23833 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23836 * c-typeck.c (digest_init): Check for initializing an array with a
23839 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23842 * c-semantics.c (pop_stmt_list): Propagate
23843 STATEMENT_LIST_HAS_LABEL to parent statement list.
23845 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23847 * config/mips/mips.h (mips_tune_attr): New macro.
23848 * config/mips/mips.md (cpu): Use it.
23850 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23853 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23856 2009-04-19 Diego Novillo <dnovillo@google.com>
23858 * toplev.c (compile_file): Move call to coverage_finish ...
23859 * cgraphunit.c (ipa_passes): ... here.
23860 Call cgraph_process_new_functions.
23861 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23862 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23864 2009-04-19 Jan Hubicka <jh@suse.cz>
23866 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23868 (dump_cgraph_node): Dump can throw external flag.
23869 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23871 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23875 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23876 * common.opt (Wlogical-op): Move from here...
23877 * c.opt (Wlogical-op): ... to here.
23878 * c-typeck.c (parser_build_binary_op): Update call to
23879 warn_logical_operator.
23880 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23882 * c-common.c (warn_logical_op): Update.
23883 * c-common.h (warn_logical_op): Update declaration.
23885 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23887 * tree.c (protected_set_expr_location): Fix formatting.
23889 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23892 * c-typeck.c (readonly_warning): new.
23893 (build_unary_op, build_modify_expr): Use readonly_warning for
23894 storing into something readonly but not const-qualified.
23896 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23899 * c-typeck.c (build_unary_op): Check for taking address of
23900 expression of type void.
23902 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23905 * c-typeck.c (build_function_call): Check for calling a function
23906 with qualified void return types. Call require_complete_type when
23909 2009-04-18 Jan Hubicka <jh@suse.cz>
23911 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23913 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23914 can_throw_external flag.
23915 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23916 * ipa-pure-const.c (ignore_edge): New function.
23917 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23918 only over can_throw_external edges.
23919 (local_pure_const): Add nothrow flag.
23920 * ipa-utils.c (searchc): Add ignore_edge callback.
23921 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23922 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23923 (set_nothrow_function_flags): Update cgraph.
23924 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23926 2009-04-18 Richard Guenther <rguenther@suse.de>
23928 PR middle-end/39804
23929 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23930 (fold_stmt): ... this and ...
23931 (fold_stmt_inplace): ... this.
23932 (fold_stmt_1): Fold references in calls and asms.
23933 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23935 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23937 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23938 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23940 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23942 * tree.c (function_args_count): Remove.
23943 * tree.h: Remove the prototype for function_args_count.
23945 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23947 * tree-iterator.c (expr_only): Remove.
23948 * tree.h: Remove the prototype for expr_only.
23950 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23952 * reginfo.c (cannot_change_mode_set_regs): Remove.
23953 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23955 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23957 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23958 whether operands 0 and 1 overlaps.
23960 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23962 PR middle-end/36902
23963 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23964 pointer. Use warning_at instead of warning.
23965 (search_for_addr_array): Likewise.
23966 (check_array_bounds): Likewise.
23967 (check_all_array_refs): Check that the incoming edge is not in the
23968 list of edges to be removed.
23969 (check_all_array_refs): Avoid the temporal pointer.
23970 (vrp_visit_cond_stmt): Fix typo.
23971 (simplify_switch_using_ranges): Handle the case where the switch
23972 index is an integer constant.
23974 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23976 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23978 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23980 * doc/extend.texi, doc/invoke.texi: Fix typos.
23982 2009-04-17 Cary Coutant <ccoutant@google.com>
23984 * tree-flow-inline.h (get_lineno): Fix inverted test.
23986 2009-04-17 Diego Novillo <dnovillo@google.com>
23988 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23989 assertion for AVAIL_OUT.
23991 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23994 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23995 * config/sh/linux-atomic.asm: Likewise.
23997 2009-04-17 Diego Novillo <dnovillo@google.com>
23999 * except.c (debug_eh_tree): New.
24000 (struct eh_region, struct eh_status): Move ...
24001 * except.h: ... here.
24002 (add_type_for_runtime): Declare extern.
24003 (lookup_type_for_runtime): Likewise.
24004 (debug_eh_tree): Declare.
24005 * Makefile.in (GTFILES): List except.h before except.c
24007 2009-04-17 Diego Novillo <dnovillo@google.com>
24009 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24010 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24011 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24012 (find_vars_r): ... here.
24013 * tree-flow.h (find_referenced_vars_in): Declare.
24014 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24015 that AVAIL_OUT exists for BLOCK.
24016 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24017 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24018 (tree-parloops.o): Likewise.
24020 2009-04-17 Simon Baldwin <simonb@google.com>
24022 * toplev.c (default_tree_printer): Add handling for %E format.
24024 2009-04-17 Diego Novillo <dnovillo@google.com>
24026 * tree-pretty-print.c (dump_generic_node): Add break after
24027 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24028 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24029 FUNCTION_TYPE together. Call print_struct_decl when printing
24030 structures and TDF_SLIM is not given.
24031 (print_struct_decl): Fix logic for detecting recursion.
24033 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24036 * gcc.c (create_at_file): New.
24037 (compile_input_file_p): New.
24038 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24039 * main.c (main): Update call to toplev_main.
24040 * toplev.c (toplev_main): Change signature. Call expandargv.
24041 * toplev.h (toplev_main): Change signature.
24043 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24045 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24046 if the latter is not constant.
24048 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24050 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24052 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24054 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24055 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24057 2009-04-17 Richard Guenther <rguenther@suse.de>
24059 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24060 Handle component references view-converting an invariant address.
24062 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24064 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24065 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24066 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24067 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24068 Use @deftypevr rather than @deftypevar.
24070 2009-04-17 Richard Guenther <rguenther@suse.de>
24072 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24073 (get_prop_source_stmt): Likewise.
24074 (can_propagate_from): Likewise.
24076 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24078 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24079 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24080 (--with-multilib-list): Add default value.
24081 * configure: Regenerate.
24082 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24083 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24084 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24085 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24086 Don't add default cpu to multilib list unnecessarily, but do enable
24087 the relevant compiler option..
24088 Add support for --with-multilib-list=<blank> and
24089 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24090 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24091 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24092 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24093 TM_MULTILIB_CONFIG.
24094 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24095 (MULTILIB_OSDIRNAMES): New variable.
24096 * config/sh/t-1e: Delete file.
24097 * config/sh/t-mlib-sh1: Delete file.
24098 * config/sh/t-mlib-sh2: Delete file.
24099 * config/sh/t-mlib-sh2a: Delete file.
24100 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24101 * config/sh/t-mlib-sh2a-single: Delete file.
24102 * config/sh/t-mlib-sh2a-single-only: Delete file.
24103 * config/sh/t-mlib-sh2e: Delete file.
24104 * config/sh/t-mlib-sh3e: Delete file.
24105 * config/sh/t-mlib-sh4: Delete file.
24106 * config/sh/t-mlib-sh4-nofpu: Delete file.
24107 * config/sh/t-mlib-sh4-single: Delete file.
24108 * config/sh/t-mlib-sh4-single-only: Delete file.
24109 * config/sh/t-mlib-sh4a: Delete file.
24110 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24111 * config/sh/t-mlib-sh4a-single: Delete file.
24112 * config/sh/t-mlib-sh4a-single-only: Delete file.
24113 * config/sh/t-mlib-sh4al: Delete file.
24114 * config/sh/t-mlib-sh5-32media: Delete file.
24115 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24116 * config/sh/t-mlib-sh5-64media: Delete file.
24117 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24118 * config/sh/t-mlib-sh5-compact: Delete file.
24119 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24120 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24121 * doc/install.texi (Options specification): Add
24122 --with-multilib-list and --with-endian.
24124 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24126 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24128 (OBJS-common): Add plugin-version.o.
24129 (plugin-version.o): New.
24130 * gcc-plugin.h (plugin_gcc_version): New.
24131 (plugin_default_version_check): New.
24132 (plugin_init_func, plugin_init): Add version argument.
24133 * plugin-version.c: New.
24134 * plugin.c (str_plugin_gcc_version_name): New.
24135 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24136 pass it to the init function.
24137 (plugin_default_version_check): New.
24139 2009-04-17 Richard Guenther <rguenther@suse.de>
24141 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24142 for decl-vs-decl disambiguation.
24144 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24146 * config/s390/s390.h (s390_tune_attr): New macro definition.
24147 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24149 2009-04-17 Richard Guenther <rguenther@suse.de>
24151 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24152 (fold_stmt_r): Likewise.
24153 (maybe_fold_reference): New function.
24154 (fold_gimple_assign): Handle cases fold_stmt_r did.
24155 (fold_stmt): Do not use fold_stmt_r.
24156 (fold_stmt_inplace): Likewise.
24158 2009-04-17 Richard Guenther <rguenther@suse.de>
24160 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24161 (record_equivalences_from_stmt): Remove useless checks and
24163 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24164 the type is already suitable.
24166 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24168 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24170 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24172 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24173 (CMPtype): Define as __gcc_CMPtype.
24175 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24177 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24178 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24180 2009-04-17 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/39746
24183 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24184 special-casing for builtins and static variable use/def.
24185 (call_may_clobber_ref_p_1): Likewise.
24187 2009-04-16 Ian Lance Taylor <iant@google.com>
24189 * df.h: Include "timevar.h".
24190 (struct df_problem): Change tv_id field to timevar_id_t.
24191 * tree-pass.h: Include "timevar.h".
24192 (struct opt_pass): Change tv_id field to timevar_id_t.
24193 * timevar.h (timevar_id_t): Define TV_NONE.
24194 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24195 TV_NONE rather than tv_id != 0.
24196 (execute_one_pass): Likewise.
24197 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24198 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24199 dependencies to $(TREE_PASS_H).
24200 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24202 (pass_branch_target_load_optimize2): Likewise.
24203 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24204 (pass_outof_cfg_layout_mode): Likewise.
24205 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24206 (pass_rebuild_cgraph_edges): Likewise.
24207 (pass_remove_cgraph_callee_edges): Likewise.
24208 * df-core.c (pass_df_initialize_opt): Likewise.
24209 (pass_df_initialize_no_opt): Likewise.
24210 (pass_df_finish): Likewise.
24211 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24212 * except.c (pass_set_nothrow_function_flags): Likewise.
24213 (pass_convert_to_eh_region_ranges): Likewise.
24214 * final.c (pass_compute_alignments): Likewise.
24215 * function.c (pass_instantiate_virtual_regs): Likewise.
24216 (pass_init_function): Likewise.
24217 (pass_leaf_regs): Likewise.
24218 (pass_match_asm_constraints): Likewise.
24219 * gimple-low.c (pass_lower_cf): Likewise.
24220 (pass_mark_used_blocks): Likewise.
24221 * init-regs.c (pass_initialize_regs): Likewise.
24222 * integrate.c (pass_initial_value_sets): Likewise.
24223 * ira.c (pass_ira): Likewise.
24224 * jump.c (pass_cleanup_barriers): Likewise.
24225 * omp-low.c (pass_expand_omp): Likewise.
24226 (pass_lower_omp): Likewise.
24227 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24228 * recog.c (pass_split_all_insns): Likewise.
24229 (pass_split_after_reload): Likewise.
24230 (pass_split_before_regstack): Likewise.
24231 (pass_split_before_sched2): Likewise.
24232 (pass_split_for_shorten_branches): Likewise.
24233 * reginfo.c (pass_reginfo_init): Likewise.
24234 (pass_subregs_of_mode_init): Likewise.
24235 (pass_subregs_of_mode_finish): Likewise.
24236 * passes.c (pass_postreload): Likewise.
24237 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24238 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24239 (pass_warn_function_return): Likewise.
24240 (pass_warn_function_noreturn): Likewise.
24241 * tree-complex.c (pass_lower_complex): Likewise.
24242 (pass_lower_complex_O0): Likewise.
24243 * tree-if-conv.c (pass_if_conversion): Likewise.
24244 * tree-into-ssa.c (pass_build_ssa): Likewise.
24245 * tree-mudflap.c (pass_mudflap_1): Likewise.
24246 (pass_mudflap_2): Likewise.
24247 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24248 (pass_mudflap_2): Likewise.
24249 * tree-nrv.c (pass_return_slot): Likewise.
24250 * tree-object-size.c (pass_object_sizes): Likewise.
24251 * tree-optimize.c (pass_all_optimizations): Likewise.
24252 (pass_early_local_passes): Likewise.
24253 (pass_all_early_optimizations): Likewise.
24254 (pass_cleanup_cfg): Likewise.
24255 (pass_cleanup_cfg_post_optimizing): Likewise.
24256 (pass_free_datastructures): Likewise.
24257 (pass_free_cfg_annotations): Likewise.
24258 (pass_fixup_cfg): Likewise.
24259 (pass_init_datastructures): Likewise.
24260 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24261 (pass_late_warn_uninitialized): Likewise.
24262 (pass_update_address_taken): Likewise.
24263 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24264 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24265 (pass_cse_sincos): Likewise.
24266 (pass_convert_to_rsqrt): Likewise.
24267 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24268 * tree-stdarg.c (pass_stdarg): Likewise.
24269 * tree-tailcall.c (pass_tail_recursion): Likewise.
24270 (pass_tail_calls): Likewise.
24271 * tree-vect-generic.c (pass_lower_vector): Likewise.
24272 (pass_lower_vector_ssa): Likewise.
24273 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24275 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24277 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24279 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24281 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24282 logical and signext.
24284 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24287 * config/sh/predicates.md (arith_operand): Check if the operand
24288 of TRUNCATE is a REG.
24290 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24292 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24293 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24295 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24297 * tree-iterator.c (tsi_split_statement_list_after,
24298 tsi_split_statement_list_before): Remove.
24299 * tree-iterator.h: Remove the prototypes for
24300 tsi_split_statement_list_after and tsi_split_statement_list_before.
24302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24304 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24305 * tree-ssa-propagate.h: Remove the prototype for
24306 stmt_makes_single_load.
24308 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24310 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24311 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24313 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24315 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24317 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24319 * except.c (eh_region_outer_p): Remove.
24320 * except.h: Remove the prototype for eh_region_outer_p.
24322 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24324 * function.c (current_function_assembler_name): Remove.
24325 * function.h: Remove the prototype for
24326 current_function_assembler_name.
24328 2009-04-16 Ian Lance Taylor <iant@google.com>
24330 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24331 (add_reg_note): Call alloc_reg_note.
24332 * rtl.h (alloc_reg_note): Declare.
24333 * combine.c (try_combine): Use alloc_reg_note.
24334 (recog_for_combine, move_deaths): Likewise.
24335 (distribute_notes): Use alloc_reg_note and add_reg_note.
24336 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24337 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24338 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24340 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24342 PR rtl-optimization/39762
24343 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24344 ira_may_move_out_cost): Add comments about way of their usage.
24345 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24347 * ira-conflicts.c (process_regs_for_copy): Use function
24348 ira_get_register_move_cost instead of global
24349 ira_register_move_cost.
24351 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24352 color_pass, move_spill_restore, update_curr_costs): Ditto.
24354 * ira-lives.c (process_single_reg_class_operands): Ditto.
24356 * ira-emit.c (emit_move_list): Ditto.
24358 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24359 (record_reg_classes): Ditto. Use functions
24360 ira_get_register_move_cost and ira_get_may_move_cost instead of
24361 global vars ira_register_move_cost, ira_may_move_out_cost and
24362 ira_may_move_in_cost.
24363 (record_address_regs): Don't call ira_init_register_move_cost.
24364 Use function ira_get_may_move_cost instead of global
24365 ira_may_move_in_cost.
24366 (process_bb_node_for_hard_reg_moves): Use function
24367 ira_get_register_move_cost instead of global ira_register_move_cost.
24368 (ira_costs): Don't call ira_init_register_move_cost.
24370 2009-04-16 Richard Guenther <rguenther@suse.de>
24372 * tree-cfg.c (verify_gimple_assign_binary):
24373 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24374 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24375 (create_general_new_stmt): Note that this function is broken.
24377 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24379 * common.opt (fhelp): Add Var(help_flag).
24380 * gcc-plugin.h (plugin_info): Add help.
24381 * plugin.c (plugin_name_args): Add help.
24382 (register_plugin_info): Set plugin->help.
24383 (print_help_one_plugin): New.
24384 (print_plugins_help): New.
24385 * plugin.h (print_plugins_help): New.
24386 * toplev.c (toplev_main): Call print_plugins_help if needed.
24388 2009-04-16 Richard Guenther <rguenther@suse.de>
24390 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24391 (gimple_ior_addresses_taken_1): New function.
24392 (gimple_ior_addresses_taken): Likewise.
24393 * gimple.h (struct gimple_statement_with_ops_base): Remove
24394 addresses_taken member.
24395 (gimple_ior_addresses_taken): Declare.
24396 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24397 gimple_set_addresses_taken): Remove.
24398 * ipa-reference.c (mark_address): New function.
24399 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24400 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24401 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24402 (gimple_add_to_addresses_taken): Remove.
24403 (get_tmr_operands): Call mark_address_taken.
24404 (get_asm_expr_operands): Likewise.
24405 (get_expr_operands): Likewise.
24406 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24407 (free_stmt_operands): Do not free it.
24408 * tree-ssa.c (delete_tree_ssa): Likewise.
24409 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24411 2009-04-16 Richard Guenther <rguenther@suse.de>
24413 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24414 (walk_stmt_load_store_ops): Likewise.
24415 * gimple.c (get_base_loadstore): New function.
24416 (walk_stmt_load_store_addr_ops): Likewise.
24417 (walk_stmt_load_store_ops): Likewise.
24418 * ipa-pure-const.c (check_op): Simplify.
24419 (check_load, check_store): New functions.
24420 (check_stmt): Use walk_stmt_load_store_ops.
24421 * ipa-reference.c (mark_load): Adjust signature.
24422 (mark_store): Likewise.
24423 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24425 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24427 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24428 (plugin_info): New.
24429 * opts.c (common_handle_option): Don't call print_version.
24430 * plugin.c (plugin_name_args): Add version.
24431 (register_plugin_info): New.
24432 (register_callback): Handle PLUGIN_INFO.
24433 (try_init_one_plugin): New.
24434 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24436 (finalize_one_plugin): New.
24437 (finalize_plugins): New.
24438 (print_one_plugin): New.
24439 (print_plugins_versions): New.
24440 * plugin.h (print_plugins_versions): New.
24441 (finalize_plugins): New.
24442 * toplev.c (compile_file): Don't call initialize_plugins.
24443 (print_version): Call print_plugins_versions.
24444 (toplev_main): Call initialize_plugins. Print version if needed.
24445 Call finalize_plugins.
24447 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24449 * common.opt (fversion): New.
24450 * gcc.c (print_version): New.
24451 (process_command): Don't print the version. Just set print_version.
24452 (main): Print version. Call subprocesses if print_version and
24453 verbose_flag are set.
24454 * opts.c (common_handle_option): Handle OPT_fversion.
24456 2009-04-16 Richard Guenther <rguenther@suse.de>
24457 Ira Rosen <irar@il.ibm.com>
24459 PR tree-optimization/39698
24460 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24461 type of the reduction variable. Only generate the def if
24464 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24465 make sure to first convert to an integer of the same precision.
24466 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24467 the type of the evolution correctly in computing the new
24468 induction variable base.
24470 2009-04-16 Richard Guenther <rguenther@suse.de>
24472 PR middle-end/39625
24473 * tree-cfg.c (make_blocks): Split statements with to-be
24474 abnormal SSA names on the lhs.
24476 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24478 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24479 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24480 * c-typeck.c (really_start_incremental_init): Likewise.
24481 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24482 (TARGET_INITIALIZER): Remove it.
24483 * target.h (struct target): Remove vector_opaque_p.
24484 * tree.c (build_opaque_vector_type): New.
24485 * tree.h (TYPE_VECTOR_OPAQUE): New.
24486 (build_opaque_vector_type): Declare.
24487 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24488 * config/rs6000/rs6000.c (build_opaque_vector_type,
24489 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24490 (rs6000_init_builtins): Use build_opaque_vector_type for
24491 opaque_V4SI_type_node.
24493 2009-04-15 Catherine Moore <clm@codesourcery.com>
24495 * debug.h (set_name): Declare.
24496 * dwarf2out.c (dwarf2out_set_name): Declare.
24497 (dwarf2_debug_hooks): Add set_name.
24498 (find_AT_string): New.
24499 (add_AT_string): Call find_AT_string.
24500 (dwarf2out_set_name): New.
24501 * cp/decl.c (grokdeclarator): Call set_name.
24502 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24503 * debug.c (do_nothing_debug_hooks): Likewise.
24504 * dbxout.c (dbx_debug_hooks): Likewise.
24505 * sdbout.c (sdb_debug_hooks): Likewise.
24507 2009-04-15 Michael Eager <eager@eagercon.com>
24509 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24510 reg for single-precision FPU.
24511 * config/rs6000/rs6000.md (movsi_internal1): Only for
24512 !TARGET_SINGLE_FPU.
24513 (movsi_internal1_single): New. Add pattern to move SI values to/from
24514 single-precision FP regs.
24516 2009-04-15 Richard Guenther <rguenther@suse.de>
24518 * omp-low.c (lower_rec_input_clauses): Build correct address
24520 (expand_omp_for_generic): Fix multiplication type.
24521 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24522 (generate_memset_zero): Fix types.
24523 * tree-profile.c (prepare_instrumented_value): Correctly
24526 2009-04-15 Ian Lance Taylor <iant@google.com>
24528 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24529 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24530 for -Wall and for -Wc++-compat.
24531 (c_common_post_options): For C++, set warn_enum_compare if not
24533 * c-tree.h (struct c_expr): Add field original_type.
24534 (build_external_ref): Update declaration.
24535 * c-parser.c (c_parser_braced_init): Set original_type.
24536 (c_parser_initelt): Likewise.
24537 (c_parser_expr_no_commas): Likewise.
24538 (c_parser_conditional_expression): Likewise.
24539 (c_parser_cast_expression): Likewise.
24540 (c_parser_unary_expression): Likewise. Pull setting of
24541 original_code to top of function.
24542 (c_parser_sizeof_expression): Set original_type.
24543 (c_parser_alignof_expression): Likewise.
24544 (c_parser_postfix_expression): Likewise. Pull setting of
24545 original_code to top of function.
24546 (c_parser_postfix_expression_after_paren_type): Set original_type.
24547 (c_parser_postfix_expression_after_primary): Likewise.
24548 (c_parser_expression): Likewise.
24549 * c-typeck.c (build_external_ref): Add type parameter. Change all
24551 (c_expr_sizeof_expr): Set original_type field.
24552 (parser_build_unary_op): Likewise.
24553 (parser_build_binary_op): Likewise. Optionally warn about
24554 comparisons of enums of different types.
24555 (digest_init): Set original_type field.
24556 (really_start_incremental_init): Likewise.
24557 (push_init_level, pop_init_level): Likewise.
24558 * doc/invoke.texi (Warning Options): -Wenum-compare now
24561 2009-04-15 Richard Guenther <rguenther@suse.de>
24563 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24564 out a necessary conversion.
24565 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24566 names we didn't value number.
24567 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24569 2009-04-15 Richard Guenther <rguenther@suse.de>
24571 PR tree-optimization/39764
24572 * tree-ssa-ccp.c (get_value): Canonicalize value with
24573 canonicalize_float_value.
24575 2009-04-15 Jan Hubicka <jh@suse.cz>
24577 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24578 Wrong version of patch.
24580 2009-04-15 Jan Hubicka <jh@suse.cz>
24582 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24584 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24586 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24587 our distinct integral and vector types.
24589 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24591 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24592 * init.c (build_vtbl_address): Remove call to assemble_external.
24594 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24596 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24597 output for other floating point modes.
24599 2009-04-14 Diego Novillo <dnovillo@google.com>
24601 * diagnostic.c (diagnostic_report_diagnostic): Do not
24602 warn about loaded plugins for DK_ERROR and DK_WARNING.
24603 * c-decl.c (declspecs_add_type): Move call to
24604 invoke_plugin_callbacks ...
24605 * c-parser.c (c_parser_declspecs): ... here.
24606 * plugin.c (dump_active_plugins): Tidy output.
24608 2009-04-14 Diego Novillo <dnovillo@google.com>
24609 Le-Chun Wu <lcwu@google.com>
24611 * configure.ac: Add --enable-plugin support.
24612 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24613 * Makefile.in (PLUGIN_H): Define.
24614 Export ENABLE_PLUGIN and GMPINC to site.exp.
24615 Add PLUGINLIBS to link command.
24616 Add/modify dependencies for plugin.o and files including plugin.h.
24618 * config.in: Regenerate.
24620 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24623 2009-04-14 Le-Chun Wu <lcwu@google.com>
24625 * tree-pass.h (register_one_dump_file): Add a prototype for
24626 register_one_dump_file.
24627 * toplev.c (compile_file): Call initialize_plugins.
24628 (do_compile): Call invoke_plugin_callbacks.
24629 (toplev_main): Call invoke_plugin_callbacks.
24630 * common.opt: Add -fplugin= and -fplugin-arg-.
24631 * gcc-plugin.h: New public header file for plugins to include.
24632 * plugin.c: New source file.
24633 * plugin.h: New internal header file.
24634 * passes.c (register_one_dump_file): Make it external.
24636 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24638 2009-04-14 Diego Novillo <dnovillo@google.com>
24640 * doc/plugins.texi: New.
24641 * doc/gccint.texi: Add reference to Plugins chapter.
24642 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24643 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24644 loaded plugins, if any.
24645 * timevar.def (TV_PLUGIN_INIT): Define.
24646 (TV_PLUGIN_RUN): Define.
24647 * plugin.c: Include timevar.h
24648 (plugins_active_p): New.
24649 (dump_active_plugins): New.
24650 (debug_active_plugins): New.
24652 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24654 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24656 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24658 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24660 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24661 the same as a minus without a shift.
24663 2009-04-14 Nick Clifton <nickc@redhat.com>
24665 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24666 comparisons with small integers will always produce a short
24669 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24672 2008-12-19 Diego Novillo <dnovillo@google.com>
24674 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24676 2009-04-14 Richard Guenther <rguenther@suse.de>
24678 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24680 (verify_gimple_assign_binary): Likewise. Handle shifts and
24682 (verify_gimple_phi): Print the mismatched argument position.
24683 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24685 (vect_update_init_of_dr): Likewise.
24686 * matrix-reorg.c (transform_access_sites): Do what the
24688 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24690 2009-04-13 Michael Eager <eager@eagercon.com>
24692 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24693 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24694 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24695 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24696 remove duplicate config
24698 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24700 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24701 file_name:line_number type locator of the call site.
24703 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24705 * genautomata.c: Put blank after comma.
24706 (automaton_decls): New.
24707 (struct unit_usage): Add comments to member next.
24708 (store_alt_unit_usage): Keep the list ordered.
24709 (unit_present_on_list_p, equal_alternatives_p): New.
24710 (check_regexp_units_distribution): Check units distribution
24711 correctness correctly.
24712 (main): Don't write automata if error is found. Return correct
24715 * config/m68k/cf.md (cfv4_ds): Remove.
24716 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24717 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24719 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24720 power4-load-ext, power4-store, power4-store-update,
24721 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24722 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24723 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24724 power4-sqrt, power4-isync): Modify reservation to make correct
24725 unit distribution to automata.
24727 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24728 power5-store-update, power5-two, power5-three, power5-lmul,
24729 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24731 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24733 * except.c (pass_set_nothrow_function_flags): Set name and add
24735 (set_nothrow_function_flags): Mention in the dump file when
24736 changing a function to nothrow.
24738 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24741 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24742 instead of unsigned long.
24744 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24746 * config/arm/arm.c (return_used_this_function): Remove.
24747 (arm_output_function_prologue): Remove use of
24748 return_used_this_function.
24749 (output_return_instruction): Replace use of
24750 return_used_this_function
24751 by cfun->machine->return_used_this_function.
24752 (arm_output_epilogue): Likewise.
24753 (arm_output_function_epilogue): Likewise.
24754 (thumb_unexpanded_epilogue): Likewise.
24755 * config/arm/arm.h (struct machine_function):
24756 New member return_used_this_function.
24758 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24760 * doc/install.texi: Correct description of default directory for
24761 --with-gxx-include-dir.
24763 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24765 * fold-const.c (build_range_check): Properly deal with enumeral and
24766 boolean base types.
24768 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24770 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24771 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24772 * params.h (MAX_GCSE_PASSES): Remove.
24773 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24774 in sequence. Remove ability to run multiple passes.
24775 (bypass_jumps): Report run as third CPROP pass.
24777 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24779 PR middle-end/39651
24780 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24781 when deciding whether the whole SEQUENCE can throw.
24783 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24786 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24787 offseted label references.
24789 2009-04-11 Jan Hubicka <jh@suse.cz>
24791 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24793 2009-04-11 Richard Guenther <rguenther@suse.de>
24795 PR middle-end/39732
24796 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24797 return variables as TREE_ADDRESSABLE.
24799 2009-04-11 Richard Guenther <rguenther@suse.de>
24801 PR tree-optimization/39713
24802 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24803 reference trees have SSA_NAME operands.
24805 2009-04-11 Richard Guenther <rguenther@suse.de>
24808 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24809 address expressions.
24811 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24813 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24814 match changes in Cygwin 1.7
24815 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24816 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24818 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24820 PR tree-optimization/39701
24821 * doc/invoke.texi (Optimization Options): Document change in
24822 meaning and initialization of -fdelete-null-pointer-checks.
24824 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24826 PR middle-end/39701
24827 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24829 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24832 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24834 2009-04-10 Chao-ying Fu <fu@mips.com>
24836 * doc/tm.texi (Instruction Output): Document
24837 TARGET_ASM_FINAL_POSTSCAN_INSN.
24838 * target.h (final_postscan_insn): New field in asm_out.
24839 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24840 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24841 * final.c (final_scan_insn): Call
24842 targetm.asm_out.final_postscan_insn after outputting
24843 an asm macro and a normal instruction.
24845 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24846 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24847 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24848 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24849 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24851 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24853 PR middle-end/39701
24854 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24855 variables as non-NULL even with -fdelete-null-pointer-checks.
24857 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24859 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24861 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24864 * config/i386/i386.c (classify_argument): Handle SCmode with
24865 (bit_offset % 64) != 0.
24867 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24869 * doc/invoke.texi (Optimize Options): Add cross-reference to
24870 -Q --help=optimizers examples.
24872 2009-04-10 Ben Elliston <bje@au.ibm.com>
24875 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24876 regalign for the reg == fpr and TDmode case.
24878 2009-04-09 David Ayers <ayers@fsfe.org>
24881 * objc/objc-act.c (warn_with_method): Remove helper function.
24882 (check_duplicates): Call warning and inform directly.
24883 (really_start_method): Likewise.
24885 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24887 * expmed.c (expand_divmod): Always use a comparison for a division
24888 by a large unsigned integer.
24890 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24891 for things others than variables or functions as nonzero.
24893 2009-04-09 Nick Clifton <nickc@redhat.com>
24895 * unwind-compat.c: Change copyright header to refer to version
24896 3 of the GNU General Public License with version 3.1 of the
24897 GCC Runtime Library Exception and to point readers at the
24898 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24899 * config/alpha/crtfastmath.c: Likewise.
24900 * config/alpha/linux-unwind.h: Likewise.
24901 * config/alpha/qrnnd.asm: Likewise.
24902 * config/alpha/vms-crt0-64.c: Likewise.
24903 * config/alpha/vms-crt0.c: Likewise.
24904 * config/alpha/vms-dwarf2.asm: Likewise.
24905 * config/alpha/vms-dwarf2eh.asm: Likewise.
24906 * config/alpha/vms-psxcrt0-64.c: Likewise.
24907 * config/alpha/vms-psxcrt0.c: Likewise.
24908 * config/alpha/vms_tramp.asm: Likewise.
24909 * config/arc/initfini.c: Likewise.
24910 * config/arc/lib1funcs.asm: Likewise.
24911 * config/arm/bpabi-v6m.S: Likewise.
24912 * config/arm/bpabi.S: Likewise.
24913 * config/arm/bpabi.c: Likewise.
24914 * config/arm/crti.asm: Likewise.
24915 * config/arm/crtn.asm: Likewise.
24916 * config/arm/ieee754-df.S: Likewise.
24917 * config/arm/ieee754-sf.S: Likewise.
24918 * config/arm/lib1funcs.asm: Likewise.
24919 * config/arm/libunwind.S: Likewise.
24920 * config/arm/linux-atomic.c: Likewise.
24921 * config/arm/mmintrin.h: Likewise.
24922 * config/arm/pr-support.c: Likewise.
24923 * config/arm/unaligned-funcs.c: Likewise.
24924 * config/arm/unwind-arm.c: Likewise.
24925 * config/arm/unwind-arm.h: Likewise.
24926 * config/avr/libgcc.S: Likewise.
24927 * config/bfin/crti.s: Likewise.
24928 * config/bfin/crtlibid.s: Likewise.
24929 * config/bfin/crtn.s: Likewise.
24930 * config/bfin/lib1funcs.asm: Likewise.
24931 * config/bfin/linux-unwind.h: Likewise.
24932 * config/cris/arit.c: Likewise.
24933 * config/cris/cris_abi_symbol.c: Likewise.
24934 * config/darwin-64.c: Likewise.
24935 * config/darwin-crt2.c: Likewise.
24936 * config/darwin-crt3.c: Likewise.
24937 * config/darwin.h: Likewise.
24938 * config/dbxelf.h: Likewise.
24939 * config/dfp-bit.c: Likewise.
24940 * config/dfp-bit.h: Likewise.
24941 * config/elfos.h: Likewise.
24942 * config/fixed-bit.c: Likewise.
24943 * config/fixed-bit.h: Likewise.
24944 * config/fp-bit.c: Likewise.
24945 * config/fp-bit.h: Likewise.
24946 * config/fr30/crti.asm: Likewise.
24947 * config/fr30/crtn.asm: Likewise.
24948 * config/fr30/lib1funcs.asm: Likewise.
24949 * config/freebsd-spec.h: Likewise.
24950 * config/frv/cmovd.c: Likewise.
24951 * config/frv/cmovh.c: Likewise.
24952 * config/frv/cmovw.c: Likewise.
24953 * config/frv/frvbegin.c: Likewise.
24954 * config/frv/frvend.c: Likewise.
24955 * config/frv/lib1funcs.asm: Likewise.
24956 * config/glibc-stdint.h: Likewise.
24957 * config/h8300/clzhi2.c: Likewise.
24958 * config/h8300/crti.asm: Likewise.
24959 * config/h8300/crtn.asm: Likewise.
24960 * config/h8300/ctzhi2.c: Likewise.
24961 * config/h8300/fixunssfsi.c: Likewise.
24962 * config/h8300/lib1funcs.asm: Likewise.
24963 * config/h8300/parityhi2.c: Likewise.
24964 * config/h8300/popcounthi2.c: Likewise.
24965 * config/i386/ammintrin.h: Likewise.
24966 * config/i386/att.h: Likewise.
24967 * config/i386/avxintrin.h: Likewise.
24968 * config/i386/biarch64.h: Likewise.
24969 * config/i386/bmmintrin.h: Likewise.
24970 * config/i386/cpuid.h: Likewise.
24971 * config/i386/cross-stdarg.h: Likewise.
24972 * config/i386/crtfastmath.c: Likewise.
24973 * config/i386/crtprec.c: Likewise.
24974 * config/i386/cygming-crtbegin.c: Likewise.
24975 * config/i386/cygming-crtend.c: Likewise.
24976 * config/i386/cygwin.asm: Likewise.
24977 * config/i386/emmintrin.h: Likewise.
24978 * config/i386/gmm_malloc.h: Likewise.
24979 * config/i386/gthr-win32.c: Likewise.
24980 * config/i386/i386.h: Likewise.
24981 * config/i386/immintrin.h: Likewise.
24982 * config/i386/linux-unwind.h: Likewise.
24983 * config/i386/linux64.h: Likewise.
24984 * config/i386/mm3dnow.h: Likewise.
24985 * config/i386/mmintrin-common.h: Likewise.
24986 * config/i386/mmintrin.h: Likewise.
24987 * config/i386/nmmintrin.h: Likewise.
24988 * config/i386/pmm_malloc.h: Likewise.
24989 * config/i386/pmmintrin.h: Likewise.
24990 * config/i386/smmintrin.h: Likewise.
24991 * config/i386/sol2-c1.asm: Likewise.
24992 * config/i386/sol2-ci.asm: Likewise.
24993 * config/i386/sol2-cn.asm: Likewise.
24994 * config/i386/sol2-gc1.asm: Likewise.
24995 * config/i386/tmmintrin.h: Likewise.
24996 * config/i386/unix.h: Likewise.
24997 * config/i386/w32-unwind.h: Likewise.
24998 * config/i386/wmmintrin.h: Likewise.
24999 * config/i386/x86-64.h: Likewise.
25000 * config/i386/x86intrin.h: Likewise.
25001 * config/i386/xmmintrin.h: Likewise.
25002 * config/ia64/crtbegin.asm: Likewise.
25003 * config/ia64/crtend.asm: Likewise.
25004 * config/ia64/crtfastmath.c: Likewise.
25005 * config/ia64/crti.asm: Likewise.
25006 * config/ia64/crtn.asm: Likewise.
25007 * config/ia64/fde-glibc.c: Likewise.
25008 * config/ia64/lib1funcs.asm: Likewise.
25009 * config/ia64/linux-unwind.h: Likewise.
25010 * config/ia64/quadlib.c: Likewise.
25011 * config/ia64/unwind-ia64.c: Likewise.
25012 * config/linux.h: Likewise.
25013 * config/m32c/m32c-lib1.S: Likewise.
25014 * config/m32c/m32c-lib2-trapv.c: Likewise.
25015 * config/m32c/m32c-lib2.c: Likewise.
25016 * config/m32r/initfini.c: Likewise.
25017 * config/m68hc11/larith.asm: Likewise.
25018 * config/m68hc11/m68hc11-crt0.S: Likewise.
25019 * config/m68k/cf.md: Likewise.
25020 * config/m68k/crti.s: Likewise.
25021 * config/m68k/crtn.s: Likewise.
25022 * config/m68k/lb1sf68.asm: Likewise.
25023 * config/m68k/linux-unwind.h: Likewise.
25024 * config/mcore/crti.asm: Likewise.
25025 * config/mcore/crtn.asm: Likewise.
25026 * config/mcore/lib1.asm: Likewise.
25027 * config/mips/linux-unwind.h: Likewise.
25028 * config/mips/loongson.h: Likewise.
25029 * config/mips/mips16.S: Likewise.
25030 * config/mmix/crti.asm: Likewise.
25031 * config/mmix/crtn.asm: Likewise.
25032 * config/pa/fptr.c: Likewise.
25033 * config/pa/hpux-unwind.h: Likewise.
25034 * config/pa/lib2funcs.asm: Likewise.
25035 * config/pa/linux-atomic.c: Likewise.
25036 * config/pa/linux-unwind.h: Likewise.
25037 * config/pa/milli64.S: Likewise.
25038 * config/pa/quadlib.c: Likewise.
25039 * config/pa/stublib.c: Likewise.
25040 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25041 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25042 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25043 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25044 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25045 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25046 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25047 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25048 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25049 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25050 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25051 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25052 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25053 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25054 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25055 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25056 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25057 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25058 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25059 * config/rs6000/750cl.h: Likewise.
25060 * config/rs6000/altivec.h: Likewise.
25061 * config/rs6000/biarch64.h: Likewise.
25062 * config/rs6000/crtresfpr.asm: Likewise.
25063 * config/rs6000/crtresgpr.asm: Likewise.
25064 * config/rs6000/crtresxfpr.asm: Likewise.
25065 * config/rs6000/crtresxgpr.asm: Likewise.
25066 * config/rs6000/crtsavfpr.asm: Likewise.
25067 * config/rs6000/crtsavgpr.asm: Likewise.
25068 * config/rs6000/darwin-asm.h: Likewise.
25069 * config/rs6000/darwin-fallback.c: Likewise.
25070 * config/rs6000/darwin-fpsave.asm: Likewise.
25071 * config/rs6000/darwin-ldouble.c: Likewise.
25072 * config/rs6000/darwin-tramp.asm: Likewise.
25073 * config/rs6000/darwin-unwind.h: Likewise.
25074 * config/rs6000/darwin-vecsave.asm: Likewise.
25075 * config/rs6000/darwin-world.asm: Likewise.
25076 * config/rs6000/e500crtres32gpr.asm: Likewise.
25077 * config/rs6000/e500crtres64gpr.asm: Likewise.
25078 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25079 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25080 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25081 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25082 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25083 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25084 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25085 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25086 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25087 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25088 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25089 * config/rs6000/eabi-ci.asm: Likewise.
25090 * config/rs6000/eabi-cn.asm: Likewise.
25091 * config/rs6000/eabi.asm: Likewise.
25092 * config/rs6000/linux-unwind.h: Likewise.
25093 * config/rs6000/linux64.h: Likewise.
25094 * config/rs6000/paired.h: Likewise.
25095 * config/rs6000/paired.md: Likewise.
25096 * config/rs6000/ppc64-fp.c: Likewise.
25097 * config/rs6000/ppu_intrinsics.h: Likewise.
25098 * config/rs6000/rs6000.h: Likewise.
25099 * config/rs6000/si2vmx.h: Likewise.
25100 * config/rs6000/sol-ci.asm: Likewise.
25101 * config/rs6000/sol-cn.asm: Likewise.
25102 * config/rs6000/spe.h: Likewise.
25103 * config/rs6000/spu2vmx.h: Likewise.
25104 * config/rs6000/sysv4.h: Likewise.
25105 * config/rs6000/tramp.asm: Likewise.
25106 * config/rs6000/vec_types.h: Likewise.
25107 * config/s390/linux-unwind.h: Likewise.
25108 * config/s390/tpf-unwind.h: Likewise.
25109 * config/score/crti.asm: Likewise.
25110 * config/score/crtn.asm: Likewise.
25111 * config/sh/crt1.asm: Likewise.
25112 * config/sh/crti.asm: Likewise.
25113 * config/sh/crtn.asm: Likewise.
25114 * config/sh/divtab-sh4-300.c: Likewise.
25115 * config/sh/divtab-sh4.c: Likewise.
25116 * config/sh/divtab.c: Likewise.
25117 * config/sh/lib1funcs-4-300.asm: Likewise.
25118 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25119 * config/sh/lib1funcs.asm: Likewise.
25120 * config/sh/lib1funcs.h: Likewise.
25121 * config/sh/linux-atomic.asm: Likewise.
25122 * config/sh/linux-unwind.h: Likewise.
25123 * config/sh/shmedia.h: Likewise.
25124 * config/sh/sshmedia.h: Likewise.
25125 * config/sh/ushmedia.h: Likewise.
25126 * config/sparc/crtfastmath.c: Likewise.
25127 * config/sparc/linux-unwind.h: Likewise.
25128 * config/sparc/sol2-c1.asm: Likewise.
25129 * config/sparc/sol2-ci.asm: Likewise.
25130 * config/sparc/sol2-cn.asm: Likewise.
25131 * config/spu/divmodti4.c: Likewise.
25132 * config/spu/divv2df3.c: Likewise.
25133 * config/spu/float_disf.c: Likewise.
25134 * config/spu/float_unsdidf.c: Likewise.
25135 * config/spu/float_unsdisf.c: Likewise.
25136 * config/spu/float_unssidf.c: Likewise.
25137 * config/spu/mfc_multi_tag_release.c: Likewise.
25138 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25139 * config/spu/mfc_tag_release.c: Likewise.
25140 * config/spu/mfc_tag_reserve.c: Likewise.
25141 * config/spu/mfc_tag_table.c: Likewise.
25142 * config/spu/multi3.c: Likewise.
25143 * config/spu/spu_internals.h: Likewise.
25144 * config/spu/spu_intrinsics.h: Likewise.
25145 * config/spu/spu_mfcio.h: Likewise.
25146 * config/spu/vec_types.h: Likewise.
25147 * config/spu/vmx2spu.h: Likewise.
25148 * config/stormy16/stormy16-lib2.c: Likewise.
25149 * config/svr4.h: Likewise.
25150 * config/sync.c: Likewise.
25151 * config/v850/lib1funcs.asm: Likewise.
25152 * config/vxlib-tls.c: Likewise.
25153 * config/vxlib.c: Likewise.
25154 * config/vxworks-dummy.h: Likewise.
25155 * config/xtensa/crti.asm: Likewise.
25156 * config/xtensa/crtn.asm: Likewise.
25157 * config/xtensa/ieee754-df.S: Likewise.
25158 * config/xtensa/ieee754-sf.S: Likewise.
25159 * config/xtensa/lib1funcs.asm: Likewise.
25160 * config/xtensa/lib2funcs.S: Likewise.
25161 * config/xtensa/linux-unwind.h: Likewise.
25162 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25163 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25164 * coretypes.h: Likewise.
25165 * crtstuff.c: Likewise.
25166 * defaults.h: Likewise.
25167 * dwarf2.h: Likewise.
25168 * emutls.c: Likewise.
25169 * gbl-ctors.h: Likewise.
25170 * gcov-io.h: Likewise.
25171 * ginclude/float.h: Likewise.
25172 * ginclude/iso646.h: Likewise.
25173 * ginclude/stdarg.h: Likewise.
25174 * ginclude/stdbool.h: Likewise.
25175 * ginclude/stddef.h: Likewise.
25176 * ginclude/stdfix.h: Likewise.
25177 * ginclude/stdint-gcc.h: Likewise.
25178 * ginclude/tgmath.h: Likewise.
25179 * gthr-aix.h: Likewise.
25180 * gthr-dce.h: Likewise.
25181 * gthr-gnat.c: Likewise.
25182 * gthr-gnat.h: Likewise.
25183 * gthr-lynx.h: Likewise.
25184 * gthr-mipssde.h: Likewise.
25185 * gthr-nks.h: Likewise.
25186 * gthr-posix.c: Likewise.
25187 * gthr-posix.h: Likewise.
25188 * gthr-posix95.h: Likewise.
25189 * gthr-rtems.h: Likewise.
25190 * gthr-single.h: Likewise.
25191 * gthr-solaris.h: Likewise.
25192 * gthr-tpf.h: Likewise.
25193 * gthr-vxworks.h: Likewise.
25194 * gthr-win32.h: Likewise.
25195 * gthr.h: Likewise.
25196 * libgcc2.c: Likewise.
25197 * libgcc2.h: Likewise.
25198 * libgcov.c: Likewise.
25199 * tsystem.h: Likewise.
25200 * typeclass.h: Likewise.
25201 * unwind-c.c: Likewise.
25202 * unwind-compat.h: Likewise.
25203 * unwind-dw2-fde-compat.c: Likewise.
25204 * unwind-dw2-fde-darwin.c: Likewise.
25205 * unwind-dw2-fde-glibc.c: Likewise.
25206 * unwind-dw2-fde.c: Likewise.
25207 * unwind-dw2-fde.h: Likewise.
25208 * unwind-dw2.c: Likewise.
25209 * unwind-dw2.h: Likewise.
25210 * unwind-generic.h: Likewise.
25211 * unwind-pe.h: Likewise.
25212 * unwind-sjlj.c: Likewise.
25213 * unwind.inc: Likewise.
25214 * config/arm/neon-gen.ml: Change generated copyright header to
25215 refer to version 3 of the GNU General Public License with
25216 version 3.1 of the GCC Runtime Library Exception and to point
25217 readers at the COPYING3 and COPYING3.RUNTIME files and the
25218 FSF's license web page.
25219 * config/arm/arm_neon.h: Regenerate.
25221 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25223 * config/cris/cris.md: Change copyright header to refer to version
25224 3 of the GNU General Public License.
25225 * doc/install.texi2html: Change copyright header to refer to version
25226 3 of the GNU General Public License and to point readers at the
25227 COPYING3 file and the FSF's license web page.
25228 * config/vax/linux.h: Likewise.
25230 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25232 * config/i386/i386.md (cmpcc): New.
25233 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25234 (sync_compare_and_swap_cc*): Delete.
25236 * config/s390/s390.c (s390_compare_emitted): Remove.
25237 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25238 s390_compare_emitted used to be handled. Assert that modes match.
25239 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25240 refer to sync_compare_and_swap_ccsi.
25241 * config/s390/s390.h (s390_compare_emitted): Remove.
25242 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25243 instead of s390_compare_emitted.
25244 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25245 instead of s390_compare_emitted.
25246 * config/s390/s390.md (cmpcc): New.
25247 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25248 CC_REGNUM, do not pretend it's set.
25249 (sync_compare_and_swap_cc*): Delete.
25250 * config/s390/predicates.md (cc_reg_operand): New.
25252 * expr.c (sync_compare_and_swap_cc): Delete.
25253 * optabs.h (sync_compare_and_swap_cc): Delete.
25254 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25255 is being used with can_compare_p.
25256 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25257 (find_cc_set): New.
25258 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25259 look for a MODE_CC set instead. Use emit_store_flag.
25260 (expand_compare_and_swap_loop): Likewise, with some additional
25261 complication to avoid a force_reg when useless. Use
25262 emit_cmp_and_jump_insns.
25263 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25264 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25265 sync_compare_and_swap documentation.
25267 2009-04-09 Jan Hubicka <jh@suse.cz>
25269 * except.c (find_prev_try): Break out from ....
25270 (duplicate_eh_regions): ... here; properly update prev_try pointers
25271 when duplication part of tree.
25272 (dump_eh_tree): Improve dumping.
25273 (verify_eh_region): New.
25274 (verify_eh_tree): Use it.
25276 2009-04-06 Richard Guenther <rguenther@suse.de>
25278 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25279 &ARRAY addresses by adjusting their types and prepending
25281 * tree-cfg.c (verify_gimple_assign_single): Verify that
25282 addresses are correct.
25284 2009-04-09 Richard Guenther <rguenther@suse.de>
25286 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25287 indices into an array reference if possible.
25288 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25289 Fold POINTER_PLUS_EXPR statements with invariant address.
25291 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25294 * config.gcc (powerpc64-*-linux*): Always build biarch.
25296 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25299 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25300 it and pedwarn if this results in an INTEGER_CST.
25302 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25304 * doc/install.texi: Update minimum GMP version. Remove obsolete
25305 text in MPFR section.
25307 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25309 * dwarf2out.c (class_scope_p): New static inline.
25310 (class_or_namespace_scope_p): Use it.
25311 (gen_variable_die): Use DW_TAG_member tag for static data member
25312 declarations instead of DW_TAG_variable.
25314 PR middle-end/39573
25315 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25318 2009-04-08 Richard Guenther <rguenther@suse.de>
25320 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25321 valueize random data.
25323 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25325 * config.gcc (aix tm_file): Add aix-stdint.h.
25326 (aix tm clause use_gcc_stdint): Set to wrap.
25327 * config/rs6000/aix-stdint.h: New file.
25329 2009-04-08 Richard Guenther <rguenther@suse.de>
25331 PR middle-end/36291
25332 * tree-dfa.c (add_referenced_var): Do not recurse into
25333 global initializers.
25334 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25336 (fold_const_aggregate_ref): Likewise.
25338 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25340 * recog.c (ordered_comparison_operator): New.
25341 * gensupport.c (std_preds): Add it.
25342 * doc/md.texi (Machine-Independent Predicates): Document it.
25344 2009-04-08 Jan Hubicka <jh@suse.cz>
25346 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25347 * function.h (rtl_eh): Remove exception_handler_label_map.
25348 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25349 remove_exception_handler_label, for_each_eh_label_1): Remove.
25350 (rtl_remove_unreachable_regions): Remove.
25351 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25352 (find_exception_handler_labels): Don't build the hashtable.
25353 (maybe_remove_eh_handler): Remove.
25354 (for_each_eh_label): Rewrite to walk the tree.
25355 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25356 * except.h (maybe_remove_eh_handler): Remove.
25357 * passes.c (init_optimization_passes): Schedule second EH cleanup
25359 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25360 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25362 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25364 * genoutput.c (validate_optab_operands): New.
25365 (gen_insn, gen_expand): Call it.
25367 * genflags.c (gen_insn): Detect misused iterators.
25368 (main): Pass line_no to gen_insn, exit with status 1 on error.
25370 * genextract.c (line_no): Make global.
25371 (VEC_safe_set_locstr): Change assertion to error message.
25372 (main): Exit with status 1 on error.
25374 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25378 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25379 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25380 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25381 * c-convert.c (convert): Do not call fold on results of conversion
25382 functions when the result is a C_MAYBE_CONST_EXPR.
25383 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25384 of __builtin_choose_expr.
25385 * c-typeck.c (remove_c_maybe_const_expr): New.
25386 (build_unary_op, build_conditional_expr, build_compound_expr,
25387 build_binary_op, c_objc_common_truthvalue_conversion): Call
25388 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25391 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25393 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25394 CODE to produce a new one. Add a prototype to use fold_convert_const
25396 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25399 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25400 mix declarations and code.
25402 2009-04-08 Ben Elliston <bje@au.ibm.com>
25404 * gcc.c: Replace `CC' with `GCC' throughout.
25406 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25408 * doc/invoke.texi: Document Atom support.
25410 2009-04-07 Jason Merrill <jason@redhat.com>
25413 * c-common.h, c-common.c: Add flag_pretty_templates.
25414 * c-opts.c (c_common_handle_option): Set it.
25415 * c.opt: Add -fno-pretty-templates.
25416 * doc/invoke.texi (C++ Dialect Options): Likewise.
25418 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25420 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25421 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25422 (ia64_expand_builtin): Likewise.
25424 2009-04-07 Martin Jambor <mjambor@suse.cz>
25426 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25427 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25428 ADDR_EXPRS are include too.
25430 2009-04-07 Richard Guenther <rguenther@suse.de>
25432 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25433 decls are only used if passes as parameters or if they are
25434 local statics and the call is not to a builtin.
25435 (call_may_clobber_ref_p_1): Likewise.
25437 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25439 * expr.c (do_store_flag): Remove last argument. Simplify code
25440 to avoid duplication of tests already done by can_compare_p.
25441 (expand_expr_real_1): Adjust caller.
25443 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25445 * optabs.c (can_compare_p): Test the predicate of a
25446 cbranch and cstore pattern.
25448 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25450 * expr.c (convert_move): Use emit_store_flag instead of
25453 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25455 * config/i386/i386.c (ix86_compare_emitted): Remove.
25456 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25457 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25458 * config/i386/i386.h (ix86_compare_emitted): Remove.
25459 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25460 instead of ix86_compare_emitted.
25461 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25463 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25465 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25466 Add t-sysroot-suffix to tmake_file.
25467 * config/print-sysroot-suffix.sh: New file.
25468 * config/t-sysroot-suffix: New file.
25470 2009-04-07 Ben Elliston <bje@au.ibm.com>
25472 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25473 as the latter produces a warning when the target does not support
25476 2009-04-07 Ben Elliston <bje@au.ibm.com>
25478 * dfp.c: Replace type punning assignments with memcpy throughout.
25479 * Makefile.in (dfp.o-warn): Remove.
25481 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25484 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25485 Include soft-fp/t-softfp after rs6000/t-linux64.
25487 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25489 * stor-layout.c (set_sizetype): Use the full precision of their
25490 machine mode for bitsize types.
25492 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25494 * config/i386/i386.md: Revert 2 accidental checkins.
25496 2009-04-06 Joey Ye <joey.ye@intel.com>
25497 Xuepeng Guo <xuepeng.guo@intel.com>
25498 H.J. Lu <hongjiu.lu@intel.com>
25500 Atom pipeline model, tuning and insn selection.
25501 * config.gcc (atom): Add atom config options and target.
25503 * config/i386/atom.md: New.
25505 * config/i386/i386.c (atom_cost): New cost.
25506 (m_ATOM): New macro flag.
25507 (initial_ix86_tune_features): Set m_ATOM.
25508 (x86_accumulate_outgoing_args): Likewise.
25509 (x86_arch_always_fancy_math_387): Likewise.
25510 (processor_target): Add Atom cost.
25511 (cpu_names): Add Atom cpu name.
25512 (override_options): Set Atom ISA.
25513 (ix86_issue_rate): New case PROCESSOR_ATOM.
25514 (ix86_adjust_cost): Likewise.
25516 * config/i386/i386.h (TARGET_ATOM): New target macro.
25517 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25518 (TARGET_OPT_AGU): New target option.
25519 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25520 (processor_type): Add PROCESSOR_ATOM.
25522 * config/i386/i386.md (cpu): Add new value "atom".
25523 (use_carry, movu): New attr.
25524 (atom.md): Include atom.md.
25525 (adddi3_carry_rex64): Set attr "use_carry".
25526 (addqi3_carry): Likewise.
25527 (addhi3_carry): Likewise.
25528 (addsi3_carry): Likewise.
25529 (*addsi3_carry_zext): Likewise.
25530 (subdi3_carry_rex64): Likewise.
25531 (subqi3_carry): Likewise.
25532 (subhi3_carry): Likewise.
25533 (subsi3_carry): Likewise.
25534 (x86_movdicc_0_m1_rex64): Likewise.
25535 (*x86_movdicc_0_m1_se): Likewise.
25536 (x86_movsicc_0_m1): Likewise.
25537 (*x86_movsicc_0_m1_se): Likewise.
25538 (*adddi_1_rex64): Emit add insn as much as possible.
25539 (*addsi_1): Likewise.
25540 (return_internal): Set atom_unit.
25541 (return_internal_long): Likewise.
25542 (return_pop_internal): Likewise.
25543 (*rcpsf2_sse): Set atom_sse_attr attr.
25544 (*qrt<mode>2_sse): Likewise.
25545 (*prefetch_sse): Likewise.
25547 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25549 (ix86_target_macros_internal): Likewise.
25551 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25552 (*prefetch_sse_rex): Likewise.
25553 (sse_rcpv4sf2): Likewise.
25554 (sse_vmrcpv4sf2): Likewise.
25555 (sse_sqrtv4sf2): Likewise.
25556 (<sse>_vmsqrt<mode>2): Likewise.
25557 (sse_ldmxcsr): Likewise.
25558 (sse_stmxcsr): Likewise.
25559 (*sse_sfence): Likewise.
25560 (sse2_clflush): Likewise.
25561 (*sse2_mfence): Likewise.
25562 (*sse2_lfence): Likewise.
25563 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25564 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25565 (avx_movdqu<avxmodesuffix>): Likewise.
25566 (avx_lddqu<avxmodesuffix>): Likewise.
25567 (sse2_movntv2di): Change attr "type" to "ssemov".
25568 (sse2_movntsi): Likewise.
25569 (rsqrtv8sf2): Change attr "type" to "sseadd".
25570 (sse3_addsubv2df3): Set attr "atom_unit".
25571 (sse3_h<plusminus_insn>v4sf3): Likewise.
25572 (*sse2_pmaddwd): Likewise.
25573 (*vec_extractv2di_1_rex64): Likewise.
25574 (*vec_extractv2di_1_avx): Likewise.
25575 (sse2_psadbw): Likewise.
25576 (ssse3_phaddwv8hi3): Likewise.
25577 (ssse3_phaddwv4hi3): Likewise.
25578 (ssse3_phadddv4si3): Likewise.
25579 (ssse3_phadddv2si3): Likewise.
25580 (ssse3_phaddswv8hi3): Likewise.
25581 (ssse3_phaddswv4hi3): Likewise.
25582 (ssse3_phsubwv8hi3): Likewise.
25583 (ssse3_phsubwv4hi3): Likewise.
25584 (ssse3_phsubdv4si3): Likewise.
25585 (ssse3_phsubdv2si3): Likewise.
25586 (ssse3_phsubswv8hi3): Likewise.
25587 (ssse3_phsubswv4hi3): Likewise.
25588 (ssse3_pmaddubsw128): Likewise.
25589 (sse3_pmaddubsw: Likewise.
25590 (ssse3_palignrti): Likewise.
25591 (ssse3_palignrdi): Likewise.
25593 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25595 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25597 2009-04-06 Richard Guenther <rguenther@suse.de>
25599 PR tree-optimization/28868
25600 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25601 of which PHI results we inserted.
25602 (insert_into_preds_of_block): Record inserted PHIs.
25603 (eliminate): Eliminate redundant PHI nodes.
25604 (init_pre): Init inserted_phi_names.
25606 2009-04-06 Richard Guenther <rguenther@suse.de>
25608 PR tree-optimization/39643
25609 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25610 IMAGPART_EXPRs of complex constants.
25611 (execute_fold_all_builtins): If we folded a call queue
25612 TODO_update_address_taken.
25614 2009-04-06 Jan Hubicka <jh@suse.cz>
25616 PR middle-end/39659
25617 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25620 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25622 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25624 (ic_invalidate_array): Likewise.
25626 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25628 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25629 alignment for library calls.
25631 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25633 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25634 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25635 * config/i386/mingw-stdint.h: New file.
25637 2009-04-05 Richard Guenther <rguenther@suse.de>
25639 PR tree-optimization/39648
25640 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25641 our &A vs. &A[0] IL deficiencies.
25643 2009-04-04 Jan Hubicka <jh@suse.cz>
25645 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25646 removed toplevel regions.
25647 (sjlj_mark_call_sites): Likewise.
25649 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25651 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25652 (cygwin tm clause use_gcc_stdint): Set to wrap.
25653 * config/i386/cygwin-stdint.h: New file.
25655 2009-04-04 Richard Guenther <rguenther@suse.de>
25657 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25658 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25659 single-argument PHIs if we are in loop-closed SSA form.
25660 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25661 for the pre-condition.
25662 (slpeel_tree_peel_loop_to_edge): Likewise.
25663 (vect_build_loop_niters): Take an optional sequence to append stmts.
25664 (vect_generate_tmps_on_preheader): Likewise.
25665 (vect_do_peeling_for_loop_bound): Take extra guards for the
25667 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25668 the cost model check.
25669 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25670 guards if we are going to peel. Do not apply versioning in that case.
25671 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25672 (vect_do_peeling_for_loop_bound): Likewise.
25673 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25674 loop bound only record extra pre-conditions, do not apply loop
25677 2009-04-04 Richard Guenther <rguenther@suse.de>
25679 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25682 2009-04-04 Jan Hubicka <jh@suse.cz>
25684 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25685 last_basic_block for size of bb->index indexed array.
25686 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25687 compute_out, link_btr_uses, build_btr_def_use_webs,
25688 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25690 2009-04-04 Jan Hubicka <jh@suse.cz>
25692 * except.c (remove_eh_handler_and_replace): Break out from ...
25693 (remove_eh_handler): ... here.
25694 (bring_to_root): New function.
25695 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25696 handled ones, bring others to root of tree.
25698 2009-04-04 Jan Hubicka <jh@suse.cz>
25700 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25701 (all_phis_safe_to_merge): New function.
25702 (update_info): New structure.
25703 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25704 (cleanup_empty_eh): Update SSA if possible.
25706 2009-04-04 Richard Guenther <rguenther@suse.de>
25708 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25709 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25710 (append_vuse): Likewise.
25712 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25714 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25715 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25716 instead of REG_UNSAVED for DW_CFA_undefined.
25717 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25718 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25721 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25724 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25726 2009-04-04 Richard Guenther <rguenther@suse.de>
25728 PR tree-optimization/8781
25729 PR tree-optimization/37892
25730 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25731 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25732 (valueize_refs): Call it for *& valueizations.
25733 (shared_reference_ops_from_ref): Rename to ...
25734 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25735 (shared_reference_ops_from_call): Rename to ...
25736 (valueize_shared_reference_ops_from_call): ... this and valueize.
25737 (vn_reference_lookup): Update.
25738 (visit_reference_op_call): Likewise.
25739 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25740 (eliminate): Value-replace the call address in call statements.
25742 2009-04-04 Richard Guenther <rguenther@suse.de>
25744 PR tree-optimization/39636
25745 * tree-ssa-forwprop.c
25746 (forward_propagate_addr_into_variable_array_index): Check for
25747 GIMPLE_ASSIGN before accessing the rhs code.
25749 2009-04-03 Jason Merrill <jason@redhat.com>
25751 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25753 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25755 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25756 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25757 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25758 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25759 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25760 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25761 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25762 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25763 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25764 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25765 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25766 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25767 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25768 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25769 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25770 Use fr_reg_or_fp01_operand instead of fr_register_operand
25772 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25773 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25774 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25776 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25778 PR rtl-optimization/39607
25779 PR rtl-optimization/39631
25783 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25784 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25785 instead of DF_LR_OUT.
25786 * ira-lives.c (process_bb_node_lives): Ditto.
25787 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25788 instead of DF_LR_{OUT,IN}.
25789 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25790 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25792 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25794 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25795 (execute_lower_omp): Always run but take the short way out if -fopenmp
25797 (gate_lower_omp): Remove, forcing the pass manager to always run the
25798 pass and always set PROP_gimple_lomp.
25799 (pass_lower_omp): Remove gate function.
25800 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25801 PROP_trees. Instead, require it.
25802 * ipa-cp.c (pass_ipa_cp): Likewise.
25803 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25804 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25805 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25806 and PROP_gimple_leh.
25808 2009-04-03 Richard Guenther <rguenther@suse.de>
25810 PR middle-end/13146
25811 PR tree-optimization/23940
25812 PR tree-optimization/33237
25813 PR middle-end/33974
25814 PR middle-end/34093
25815 PR tree-optimization/36201
25816 PR tree-optimization/36230
25817 PR tree-optimization/38049
25818 PR tree-optimization/38207
25819 PR tree-optimization/38230
25820 PR tree-optimization/38301
25821 PR tree-optimization/38585
25822 PR middle-end/38895
25823 PR tree-optimization/38985
25824 PR tree-optimization/39299
25825 * tree-ssa-structalias.h: Remove.
25826 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25827 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25828 (struct vuse_element_d): Remove.
25829 (struct vuse_vec_d): Likewise.
25830 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25831 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25832 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25833 VUSE_ELEMENT_VAR): Likewise.
25834 (struct voptype_d): Likewise.
25835 (NUM_VOP_FREE_BUCKETS): Likewise.
25836 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25837 (struct stmt_operands_d): Remove.
25838 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25839 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25840 VDEF_NUM, VDEF_VECT): Likewise.
25841 (copy_virtual_operands): Remove.
25842 (operand_build_cmp): Likewise.
25843 (create_ssa_artificial_load_stmt): Likewise.
25844 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25845 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25846 vuse_index and mayuse_index members. Pack and move done and iter_type
25847 members to the front.
25848 (SSA_OP_VMAYUSE): Remove.
25849 (SSA_OP_VIRTUAL_USES): Adjust.
25850 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25851 (unlink_stmt_vdef): Declare.
25852 (add_to_addressable_set): Remove.
25853 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25854 (vrp_visit_stmt): Likewise.
25855 * doc/tree-ssa.texi (Alias analysis): Update.
25856 * doc/invoke.texi (max-aliased-vops): Remove docs.
25857 (avg-aliased-vops): Likewise.
25858 * tree-into-ssa.c (syms_to_rename): Remove.
25859 (need_to_update_vops_p): Likewise.
25860 (need_to_initialize_update_ssa_p): Rename to ...
25861 (update_ssa_initialized_fn): ... this. Track function we are
25863 (symbol_marked_for_renaming): Simplify.
25864 (add_new_name_mapping): Do not set need_to_update_vops_p.
25865 (dump_currdefs): Use SYMS_TO_RENAME.
25866 (rewrite_update_stmt): Always walk all uses/defs.
25867 (dump_update_ssa): Adjust.
25868 (init_update_ssa): Take function argument. Track what we are
25870 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25871 (create_new_def_for): Initialize for cfun, assert we are initialized
25873 (mark_sym_for_renaming): Simplify.
25874 (mark_set_for_renaming): Do not initialize update-ssa.
25875 (need_ssa_update_p): Simplify. Take function argument.
25876 (name_mappings_registered_p): Assert we ask for the correct function.
25877 (name_registered_for_update_p): Likewise.
25878 (ssa_names_to_replace): Likewise.
25879 (release_ssa_name_after_update_ssa): Likewise.
25880 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25881 (dump_decl_set): Do not print a newline.
25882 (debug_decl_set): Do it here.
25883 (dump_update_ssa): And here.
25884 * tree-ssa-loop-im.c (move_computations): Adjust.
25885 (movement_possibility): Likewise.
25886 (determine_max_movement): Likewise.
25887 (gather_mem_refs_stmt): Likewise.
25888 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25889 or NAME_MEMORY_TAG.
25890 * tree-complex.c (update_all_vops): Remove.
25891 (expand_complex_move): Adjust.
25892 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25893 Simplify test for memory referencing statement. Exclude
25894 non-invariant ADDR_EXPRs.
25895 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25896 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25897 (rdg_flag_uses): Likewise.
25898 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25900 (tree_optimize_tail_calls_1): Also split the
25901 edge from the entry block if we have degenerate PHI nodes in
25902 the first basic block.
25903 * tree.c (init_ttree): Remove memory-tag related code.
25904 (tree_code_size): Likewise.
25905 (tree_node_structure): Likewise.
25906 (build7_stat): Re-write to be build6_stat.
25907 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25908 (SSA_VAR_P): Adjust.
25909 (struct tree_memory_tag): Remove.
25910 (struct tree_memory_partition_tag): Likewise.
25911 (union tree_node): Adjust.
25912 (build7): Re-write to be build6.
25913 * tree-pass.h (pass_reset_cc_flags): Remove.
25914 (TODO_update_address_taken): New flag.
25915 (pass_simple_dse): Remove.
25916 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25917 * params.h (MAX_ALIASED_VOPS): Remove.
25918 (AVG_ALIASED_VOPS): Likewise.
25919 * omp-low.c (expand_omp_taskreg): Update SSA form.
25920 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25921 aliases the lhs in a copy stmt.
25922 * tree-ssa-dse.c (struct address_walk_data): Remove.
25923 (memory_ssa_name_same): Likewise.
25924 (memory_address_same): Likewise.
25925 (get_kill_of_stmt_lhs): Likewise.
25926 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25927 unused stores. Look through PHI nodes into post-dominated regions.
25928 (dse_optimize_stmt): Simplify. Properly remove stores.
25929 (tree_ssa_dse): Compute dominators.
25930 (execute_simple_dse): Remove.
25931 (pass_simple_dse): Likewise.
25932 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25933 gimple_loaded_syms and gimple_stored_syms computation.
25934 * toplev.c (dump_memory_report): Dump alias and pta stats.
25935 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25936 (vn_reference_eq): Likewise.
25937 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25938 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25939 valueize_vuses): Remove.
25940 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25941 (get_def_ref_stmt_vuse): ... this.
25942 (vn_reference_lookup_2): New function.
25943 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25944 walking equivalent vuses. Simplify.
25945 (vn_reference_lookup): Likewise.
25946 (vn_reference_insert): Likewise.
25947 (vn_reference_insert_pieces): Likewise.
25948 (visit_reference_op_call): Simplify.
25949 (visit_reference_op_load): Likewise.
25950 (visit_reference_op_store): Likewise.
25951 (init_scc_vn): Remove shared_lookup_vuses initialization.
25952 (free_scc_vn): Remove shared_lookup_vuses freeing.
25953 (sort_vuses, sort_vuses_heap): Remove.
25954 (get_ref_from_reference_ops): Export.
25955 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25956 vector with single vuse pointer.
25957 (vn_reference_lookup_pieces, vn_reference_lookup,
25958 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25959 (shared_vuses_from_stmt): Remove.
25960 (get_ref_from_reference_ops): Declare.
25961 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25962 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25963 memory-tag related code.
25964 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25965 (likely_value): Add comment, skip static-chain of call statements.
25966 (surely_varying_stmt_p): Adjust.
25967 (gimplify_and_update_call_from_tree): Likewise.
25968 (execute_fold_all_builtins): Do not rebuild alias info.
25969 (gimplify_and_update_call_from_tree): Properly update VOPs.
25970 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25971 (copy_ref_info): Remove memory-tag related code.
25972 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25973 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25974 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25976 * tree-ssa-dom.c (gimple_p): Remove typedef.
25977 (eliminate_redundant_computations): Adjust.
25978 (record_equivalences_from_stmt): Likewise.
25979 (avail_expr_hash): Likewise.
25980 (avail_expr_eq): Likewise.
25981 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25982 (stmt_makes_single_load): Likewise.
25983 (stmt_makes_single_store): Likewise.
25984 * tree-ssa-alias.c: Rewrite completely.
25985 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25986 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25987 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25988 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25989 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25990 Remove public functions.
25991 (pass_reset_cc_flags): Remove.
25992 (pass_build_alias): Move ...
25993 * tree-ssa-structalias.c (pass_build_alias): ... here.
25994 * tree-ssa-alias.c (may_be_aliased): Move ...
25995 * tree-flow-inline.h (may_be_aliased): ... here.
25996 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25997 count_uses_and_derefs): Move ...
25998 * gimple.c: ... here.
25999 * gimple.h (count_uses_and_derefs): Declare.
26000 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26001 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26002 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26003 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26004 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26005 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26006 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26008 * tree-dfa.c (refs_may_alias_p): Move ...
26009 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26010 * tree-ssa-alias.h: New file.
26011 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26012 (statement_sink_location): Likewise.
26013 * opts.c (decode_options): Do not adjust max-aliased-vops or
26014 avg-aliased-vops values.
26015 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26016 (TV_CALL_CLOBBER): Likewise.
26017 (TV_FLOW_SENSITIVE): Likewise.
26018 (TV_FLOW_INSENSITIVE): Likewise.
26019 (TV_MEMORY_PARTITIONING): Likewise.
26020 (TV_ALIAS_STMT_WALK): New timevar.
26021 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26022 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26023 (get_address_description): Remove memory-tag related code.
26024 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26025 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26026 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26027 and immediate uses in statements. Document.
26028 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26029 (dump_symbols): Remove.
26030 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26031 * alias.c (get_deref_alias_set): New function split out from ...
26032 (get_alias_set): ... here.
26033 * alias.h (get_deref_alias_set): Declare.
26034 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26035 type parameter. Remove restrict pointer handling. Create a
26036 ref-all pointer in case type-based alias sets do not conflict.
26037 (vect_analyze_data_refs): Remove SMT related code.
26038 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26039 (vectorizable_load): Likewise.
26040 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26041 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26042 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26043 Ignore vops and SMTs.
26044 (dr_analyze_alias): Likewise..
26045 (free_data_ref): Likewise.
26046 (create_data_ref): Likewise.
26047 (analyze_all_data_dependences): Likewise.
26048 (get_references_in_stmt): Adjust.
26049 * tree-flow-inline.h (gimple_aliases_computed_p,
26050 gimple_addressable_vars, gimple_call_clobbered_vars,
26051 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26052 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26053 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26054 gimple_mem_ref_stats): Remove.
26055 (gimple_vop): New function.
26056 (op_iter_next_use): Remove vuses and mayuses cases.
26057 (op_iter_next_def): Remove vdefs case.
26058 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26059 (clear_and_done_ssa_iter): Do not set removed fields.
26060 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26061 Assert we are not iterating over vuses or vdefs if not also
26062 iterating over uses or defs.
26063 (op_iter_init_use): Likewise.
26064 (op_iter_init_def): Likewise.
26065 (op_iter_next_vdef): Remove.
26066 (op_iter_next_mustdef): Likewise.
26067 (op_iter_init_vdef): Likewise.
26068 (compare_ssa_operands_equal): Likewise.
26069 (link_use_stmts_after): Handle vuse operand.
26070 (is_call_used): Use is_call_clobbered.
26071 (is_call_clobbered): Global variables are always call clobbered,
26072 query the call-clobbers bitmap.
26073 (mark_call_clobbered): Ignore global variables.
26074 (clear_call_clobbered): Likewise.
26075 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26076 virtual operands sanity check.
26077 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26079 (TARGET_MEM_REF): Remove TMR_TAG operand.
26080 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26081 Remove call-clobber related code.
26082 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26083 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26084 partitions or escape reason.
26085 (get_single_def_stmt, get_single_def_stmt_from_phi,
26086 get_single_def_stmt_with_phi): Remove.
26087 (dump_referenced_vars): Tidy.
26088 (get_ref_base_and_extent): Allow bare decls.
26089 (collect_dfa_stats): Adjust.
26090 * graphite.c (rename_variables_in_stmt): Adjust.
26091 (graphite_copy_stmts_from_block): Likewise.
26092 (translate_clast): Likewise.
26093 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26095 (translate_vuse_through_block): Use the oracle.
26096 (phi_translate_1): Adjust.
26097 (value_dies_in_block_x): Use the oracle. Cache the outcome
26099 (valid_in_sets): Check if the VUSE for
26100 a REFERENCE is available.
26101 (eliminate): Do not remove stmts during elimination,
26102 instead queue and remove them afterwards.
26103 (do_pre): Do not rebuild alias info.
26104 (pass_pre): Run TODO_rebuild_alias before PRE.
26105 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26106 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26107 (mark_all_v_defs_stmt): Remove.
26108 (mark_all_v_defs_seq): Adjust.
26109 (sra_replace): Likewise.
26110 (scalarize_use): Likewise.
26111 (scalarize_copy): Likewise.
26112 (scalarize_init): Likewise.
26113 (scalarize_ldst): Likewise.
26114 (todoflags): Remove.
26115 (tree_sra): Do not rebuild alias info.
26116 (tree_sra_early): Adjust.
26117 (pass_sra): Run TODO_update_address_taken before SRA.
26118 * tree-predcom.c (set_alias_info): Remove.
26119 (prepare_initializers_chain): Do not call it.
26120 (mark_virtual_ops_for_renaming): Adjust.
26121 (mark_virtual_ops_for_renaming_list): Remove.
26122 (initialize_root_vars): Adjust.
26123 (initialize_root_vars_lm): Likewise.
26124 (prepare_initializers_chain): Likewise.
26125 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26126 (may_propagate_copy_into_stmt): Likewise.
26127 (merge_alias_info): Do nothing for now.
26128 (propagate_tree_value_into_stmt): Adjust.
26129 (stmt_may_generate_copy): Likewise.
26130 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26131 not mark symbols for renaming.
26132 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26133 with the same statement, make sure to update the new pointed-to one.
26134 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26135 call statements, do not mark symbols for renaming.
26136 (mark_operand_necessary): Dump something.
26137 (ref_may_be_aliased): New function.
26138 (mark_aliased_reaching_defs_necessary_1): New helper function.
26139 (mark_aliased_reaching_defs_necessary): Likewise.
26140 (mark_all_reaching_defs_necessary_1): Likewise.
26141 (mark_all_reaching_defs_necessary): Likewise.
26142 (propagate_necessity): Do not process virtual PHIs. For
26143 non-aliased loads mark all reaching definitions as necessary.
26144 For aliased loads and stores mark the immediate dominating
26145 aliased clobbers as necessary.
26146 (visited): New global static.
26147 (perform_tree_ssa_dce): Free visited bitmap after propagating
26149 (remove_dead_phis): Perform simple dead virtual PHI removal.
26150 (remove_dead_stmt): Properly unlink virtual operands when
26152 (eliminate_unnecessary_stmts): Schedule PHI removal after
26154 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26155 (process_replaceable): Likewise.
26156 (find_replaceable_in_bb): Likewise.
26157 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26158 based on the single gimple vop.
26159 (verify_flow_insensitive_alias_info): Remove.
26160 (verify_flow_sensitive_alias_info): Likewise.
26161 (verify_call_clobbering): Likewise.
26162 (verify_memory_partitions): Likewise.
26163 (verify_alias_info): Likewise.
26164 (verify_ssa): Adjust..
26165 (execute_update_addresses_taken): Export. Update SSA
26166 manually. Optimize only when optimizing. Use a local bitmap.
26167 (pass_update_address_taken): Remove TODO_update_ssa, add
26169 (pass_update_address_taken): Just use TODO_update_address_taken.
26170 (init_tree_ssa): Do not initialize addressable_vars.
26171 (verify_ssa): Verify new VUSE / VDEF properties.
26172 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26173 Do not call verify_alias_info.
26174 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26175 Do not free the loaded and stored syms bitmaps. Reset the escaped
26176 and callused solutions. Do not free addressable_vars.
26177 Remove memory-tag related code.
26178 (warn_uninitialized_var): Aliases are always available.
26179 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26180 * lambda-code.c (can_put_in_inner_loop): Adjust.
26181 (can_put_after_inner_loop): Likewise.
26182 (perfect_nestify): Likewise.
26183 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26184 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26185 (vectorizable_conversion): Do not mark symbols for renaming.
26186 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26187 (expand_call_inline): Unlink the calls virtual operands before
26189 (tree_function_versioning): Do not call update_ssa if we are not
26190 updating clones. Simplify.
26191 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26192 (propagate_with_phi): Likewise..
26193 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26194 clobber code. Assert we are not aliased or global.
26195 * tree-flow.h: Include tree-ssa-alias.h
26196 (enum escape_type): Remove.
26197 (struct mem_sym_stats_d): Likewise.
26198 (struct mem_ref_stats_d): Likewise.
26199 (struct gimple_df): Add vop member. Remove global_var,
26200 call_clobbered_vars, call_used_vars, addressable_vars,
26201 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26202 escaped and callused members.
26203 (struct ptr_info_def): Remove all members, add points-to solution
26205 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26206 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26207 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26208 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26209 (tree-ssa-alias.o): Likewise.
26210 (toplev.o): Add tree-ssa-alias.h
26211 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26212 * gimple.c (gimple_set_bb): Fix off-by-one error.
26213 (is_gimple_reg): Do not handle memory tags.
26214 (gimple_copy): Also copy virtual operands.
26215 Delay updating the statement. Do not reset loaded and stored syms.
26216 (gimple_set_stored_syms): Remove.
26217 (gimple_set_loaded_syms): Likewise.
26218 (gimple_call_copy_skip_args): Copy the virtual operands
26219 and mark the new statement modified.
26220 * tree-ssa-structalias.c (may_alias_p): Remove.
26221 (set_uids_in_ptset): Take the alias set to prune with as
26222 parameter. Fold in the alias test of may_alias_p.
26223 (compute_points_to_sets): Compute whether a ptr is dereferenced
26224 in a local sbitmap.
26225 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26226 other ADDRESSOF constraints on the lhs.
26227 (get_constraint_for_component_ref): Assert that we don't get
26228 ADDRESSOF constraints from the base of the reference.
26229 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26230 (struct variable_info): Remove collapsed_to member.
26231 (get_varinfo_fc): Remove.
26232 (new_var_info): Do not set collapsed_to.
26233 (dump_constraint): Do not follow cycles.
26234 (dump_constraint_graph): Likewise.
26235 (build_pred_graph): Likewise.
26236 (build_succ_graph): Likewise.
26237 (rewrite_constraints): Likewise.
26238 (do_simple_structure_copy): Remove.
26239 (do_rhs_deref_structure_copy): Remove.
26240 (do_lhs_deref_structure_copy): Remove.
26241 (collapse_rest_of_var): Remove.
26242 (do_structure_copy): Re-implement.
26243 (pta_stats): New global variable.
26244 (dump_pta_stats): New function.
26245 (struct constraint_expr): Make offset signed.
26246 (UNKNOWN_OFFSET): Define special value.
26247 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26248 (solution_set_expand): New helper function split out from ...
26249 (do_sd_constraint): ... here.
26250 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26251 (do_ds_constraint): Likewise.
26252 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26253 and CALLUSED = *CALLUSED.
26254 (set_union_with_increment): Make inc argument signed.
26255 (type_safe): Remove.
26256 (get_constraint_for_ptr_offset): Handle unknown and negative
26258 (first_vi_for_offset): Handle offsets before start. Bail
26259 out early for offsets beyond the variable extent.
26260 (first_or_preceding_vi_for_offset): New function.
26261 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26262 Together with ESCAPED = *ESCAPED this properly computes reachability.
26263 (find_what_var_points_to): New function.
26264 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26265 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26266 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26267 pt_solutions_intersect): New functions.
26268 (compute_call_used_vars): Remove.
26269 (compute_may_aliases): New main entry into PTA computation.
26270 * gimple.h (gimple_p): New typedef.
26271 (struct gimple_statement_base): Remove references_memory_p.
26272 (struct gimple_statement_with_memory_ops_base): Remove
26273 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26275 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26276 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26277 gimple_set_references_memory): Remove.
26278 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26279 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26281 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26282 (verify_expr): Allow RESULT_DECL.
26283 (gimple_duplicate_bb): Do not copy virtual operands.
26284 (gimple_duplicate_sese_region): Adjust.
26285 (gimple_duplicate_sese_tail): Likewise.
26286 (mark_virtual_ops_in_region): Remove.
26287 (move_sese_region_to_fn): Do not call it.
26288 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26289 and pass_simple_dse.
26290 (execute_function_todo): Handle TODO_update_address_taken,
26291 call execute_update_addresses_taken for TODO_rebuild_alias.
26292 (execute_todo): Adjust.
26293 (execute_one_pass): Init dump files early.
26294 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26296 (create_general_new_stmt): Clear vops.
26297 * tree-ssa-reassoc.c (get_rank): Adjust.
26298 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26299 symbols for renaming.
26300 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26301 (PARAM_AVG_ALIASED_VOPS): Likewise.
26302 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26303 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26304 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26305 (operand_build_cmp, copy_virtual_operands,
26306 create_ssa_artificial_load_stmt, add_to_addressable_set,
26307 gimple_add_to_addresses_taken): Remove public functions.
26308 (unlink_stmt_vdef): New function.
26310 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26312 * config.gcc (powerpc-*-linux*): Merge variants.
26314 2009-04-02 Chao-ying Fu <fu@mips.com>
26315 James Grosbach <james.grosbach@microchip.com>
26317 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26318 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26320 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26321 keep_interrupts_masked_p, use_debug_exception_return_p.
26322 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26323 keep_interrupts_masked, use_debug_exception_return.
26324 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26325 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26327 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26328 (mips_print_operand): Process COP0 registers to print $0 .. $31
26329 correctly for GAS to process.
26330 (mips_interrupt_extra_call_saved_reg_p): New function.
26331 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26333 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26334 (mips_compute_frame_info): Add supports for interrupt context that
26335 includes doubleword accumulators and COP0 registers.
26336 (mips_for_each_saved_acc): New function.
26337 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26338 mips_for_each_saved_reg.
26339 (mips_save_reg): Save accumulators.
26340 (mips_kernel_reg_p): A new for_each_rtx callback.
26341 (mips_expand_prologue): Support interrupt handlers.
26342 (mips_restore_reg): Restore accumulators.
26343 (mips_expand_epilogue): Support interrupt handlers.
26344 (mips_can_use_return_insn): Return false for interrupt handlers.
26345 (mips_epilogue_uses): New function.
26346 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26347 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26348 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26349 cop0_move): New instructions.
26350 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26351 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26353 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26355 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26356 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26357 interrupt handlers, we use K0 as the temporary register.
26358 (EPILOGUE_USES): Change to a function call.
26359 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26360 handlers, we use K0 as the temporary register.
26362 * doc/extend.texi (Function Attributes): Document interrupt,
26363 use_shadow_register_set, keep_interrupts_masked,
26364 use_debug_exception_return for MIPS attributes.
26366 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26368 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26369 Remove a number of t-files from tmake_file.
26370 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26371 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26372 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26373 target_prototype, not TARGET_PROTOTYPE.
26374 (LINK_OS_GNU_SPEC): Define.
26375 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26376 and darwin-ldoubdle.c.
26378 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26381 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26382 (cpp_options): Ditto.
26383 (default_compilers): Ditto.
26384 (display_help): Ditto.
26385 (process_command): Ditto.
26386 (do_spec_1): Ditto.
26387 (set_input): Use lbasename instead of duplicate code.
26388 (save_temps_prefix): New static for -save-temps=obj.
26389 (save_temps_length): Ditto.
26391 * doc/invoke.texi (-save-temps=obj): Document new variant to
26392 -save-temps switch.
26394 2009-04-02 Jeff Law <law@redhat.com>
26396 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26399 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26401 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26402 * configure: Regenerated.
26404 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26406 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26407 share the argument list.
26409 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26413 2009-02-12 Diego Novillo <dnovillo@google.com>
26415 * varpool.c (debug_varpool): New.
26416 * cgraph.h (debug_varpool): Declare.
26418 2009-04-02 Jan Hubicka <jh@suse.cz>
26420 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26423 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26425 * config/i386/i386.c (ix86_abi): Move initialization to ...
26426 (override_options): Here.
26428 2009-04-02 Christian Bruel <christian.bruel@st.com>
26430 * config/sh/sh.c (sh_dwarf_register_span): New function.
26431 (TARGET_DWARF_REGISTER_SPAN): Define.
26432 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26434 2009-04-02 Ira Rosen <irar@il.ibm.com>
26436 PR tree-optimization/39595
26437 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26438 interleaved loads group is not greater than the SLP group size.
26440 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26442 * builtins.c (is_builtin_name): New.
26443 (called_as_built_in): Use is_builtin_name.
26444 * tree.h (is_builtin_name): New.
26445 * varasm.c (incorporeal_function_p): Use is_builtin_name
26447 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26449 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26451 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26454 * c-decl.c (clone_underlying_type): Move this ...
26455 * c-common.c (set_underlying_type): ... here.
26456 Also, make sure the function properly sets TYPE_STUB_DECL() on
26457 the newly created typedef variant type.
26458 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26459 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26462 2009-04-02 Richard Guenther <rguenther@suse.de>
26464 PR tree-optimization/37221
26465 * tree-flow.h (degenerate_phi_result): Declare.
26466 * tree-ssa-dom.c (degenerate_phi_result): Export.
26467 * tree-scalar-evolution.c (analyze_initial_condition): If
26468 the initial condition is defined by a degenerate PHI node
26469 use the degenerate value.
26471 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26473 PR rtl-optimization/39588
26474 * combine.c (merge_outer_ops): Do not set the constant when this
26476 (simplify_shift_const_1): Do not modify it either in this case.
26478 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26480 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26481 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26483 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26486 * c-lex.c (interpret_float): Default (no suffix) is double.
26488 2009-04-1 Xinliang David Li <davidxl@google.com>
26490 * config/i386/i386.c (legitimate_constant_p): Recognize
26491 all one vector constant.
26493 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26495 * config/vax/vax.c: Add #includes to silence warnings.
26496 Change #include order to silence two warnings.
26498 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26500 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26501 (ASM_SPEC): Pass -k to the assembler for PIC code.
26503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26505 * config.gcc: Add vax-*-linux* to the switch.
26506 * config/vax/linux.h: New file. (TARGET_VERSION,
26507 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26509 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26511 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26512 Use predicate macros instead of GET_CODE() == foo.
26513 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26514 ashlsi3, rotrsi3, <unnamed>): Likewise.
26516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26518 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26519 jbbccihi, jbbccisi): Remova trailing whitespace.
26520 * config/vax/constraints.md: Likewise.
26521 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26522 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26523 * config/vax/predicates.md: Likewise.
26524 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26525 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26526 * config/vax/vax.h: Likewise.
26527 * config/vax/vax.md (nonlocal_goto): Likewise.
26529 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26531 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26532 (indirectable_address_p, adjacent_operands_p): Add spaces around
26534 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26536 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26538 * config/vax/vax.c (legitimate_constant_address_p,
26539 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26540 index_term_p, reg_plus_index_p, legitimate_address_p,
26541 vax_mode_dependent_address_p): Update comments to match functions
26542 modified by the recent int->bool conversion.
26544 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26546 * config/vax/builtins.md: Update copyright message.
26547 * config/vax/constraints.md: Likewise.
26548 * config/vax/netbsd-elf.h: Likewise.
26549 * config/vax/predicates.md: Likewise.
26550 * config/vax/vax-protos.h: Likewise.
26551 * config/vax/vax.c: Likewise.
26552 * config/vax/vax.h: Likewise.
26553 * config/vax/vax.md: Likewise.
26554 * config/vax/vax.opt: Likewise.
26556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26558 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26559 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26560 * config/vax/constraints.md (B, R): Likewise.
26561 * config/vax/predicates.md (external_memory_operand,
26562 nonimmediate_addsub_di_operand): Likewise.
26563 * config/vax/vax.c (vax_output_int_add): Likewise.
26564 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26565 untyped_call): Likewise.
26567 2009-04-01 Matt Thomas <matt@3am-software.com>
26569 * config/vax/predicates.md: New file.
26570 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26571 external_const_operand, nonsymbolic_operand, external_memory_operand,
26572 indirect_memory_operand, indexed_memory_operand,
26573 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26574 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26576 * config/vax/constraints.md: New file.
26577 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26579 * config/vax/builtins.md: New file.
26580 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26581 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26583 * config/vax/vax.opt (mqmath): Add option.
26584 * config/vax/vax.md (isfx): Extend with DI.
26585 (VAXintQH, VAXintQHSD): Define.
26586 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26587 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26588 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26589 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26590 (movdi): Update constraints and use vax_output_int_move().
26591 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26592 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26593 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26594 nonlocal_goto): New.
26595 (mov<mode>): Extend accepted operand types.
26596 (subdi3_old): Rename from subdi3, change update constraints and use
26597 a new implementation.
26598 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26599 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26600 MOVE_RATIO, CLEAR_RATIO): Define.
26601 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26602 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26603 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26604 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26605 (split_quadword_operands): Make static and really allow variable
26607 (print_operand_address): Update for PIC generation.
26608 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26609 indexable_address_p, fixup_mathdi_operand,
26610 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26611 (vax_float_literal, legitimate_constant_p,
26612 indirectable_constant_address_p, index_term_p,
26613 reg_plus_index_p): Return bool instead of int.
26614 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26616 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26618 (vax_output_conditional_branch): Indent.
26619 (legitimate_constant_address_p, indirectable_constant_address_p,
26620 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26621 vax_mode_dependent_address_p): Return bool instead of int, update for
26623 * config/vax/vax-protos.h (legitimate_constant_address_p,
26624 legitimate_constant_p, legitimate_address_p,
26625 vax_mode_dependent_address_p): Change declaration to bool.
26626 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26627 vax_expand_addsub_di_operands, vax_output_int_subtract,
26628 vax_output_movmemsi): Declare.
26629 (split_quadword_operands, vax_float_literal): Delete declaration.
26630 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26631 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26632 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26633 ASM_OUTPUT_DWARF_PCREL): Define.
26634 (ASM_SPEC): Change definition to allow PIC generation.
26636 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26638 * doc/sourcebuild.texi: Update front-end requirements.
26640 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26643 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26644 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26645 (booldi3_internal3): Use boolean_or_operator instead of
26648 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26651 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26652 declarator whose size is not an integer constant expression but
26653 folds to an integer constant, then treat it as a constant
26656 2009-04-01 Richard Guenther <rguenther@suse.de>
26658 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26659 i * 4 + 2 to (i * 2 + 1) * 2.
26661 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26664 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26665 return if c_parser_asm_string_literal returned NULL.
26667 2009-04-01 Nick Clifton <nickc@redhat.com>
26669 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26671 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26672 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26673 other typedefs to avoid conflicts with libgcc2.c. Define labels
26674 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26676 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26677 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26680 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26682 * varasm.c (default_function_rodata_section): Declare DOT as
26685 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26686 Andrey Galkin <agalkin@hypercom.com>
26689 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26690 Make object_name unique for each process.
26692 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26695 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26696 addressable variables in the parallel that could go out of scope while
26697 running queued tasks.
26699 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26701 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26702 (CASE_VALUES_THRESHOLD): Redefine.
26703 * config/avr/avr.c (avr_override_options): Remove initialization of
26704 avr_case_values_threshold variable.
26705 (avr_case_values_threshold): Remove variable. Add new function.
26706 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26707 * config/avr/avr.opt (mno-tablejump): Remove option.
26708 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26710 2009-04-01 DJ Delorie <dj@redhat.com>
26712 * varasm.c (default_function_rodata_section): Don't assume
26713 anything about where the first '.' in the section name is.
26715 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26717 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26718 rs6000_emit_stack_tie.
26720 2009-03-31 Ian Lance Taylor <iant@google.com>
26722 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26723 gimple_code with GIMPLE_RESX, not RESX.
26725 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26727 * c-common.c (c_get_ident): New.
26728 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26730 2009-04-01 Ben Elliston <bje@au.ibm.com>
26732 * config/rs6000/sysv4.opt (msdata): Improve option description.
26734 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26736 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26737 (divdf3_internal_lat): Remove.
26738 (divxf3_internal_lat): Remove.
26739 (divxf3_internal_thr): Remove.
26740 (divxf): Use divxf3_internal.
26741 * config/ia64/div.md (divsf3_internal_lat): New.
26742 (divdf3_internal_lat): New.
26743 (divxf3_internal): New.
26745 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26748 * Makefile.in (USE_GCC_STDINT): Define.
26749 (stmp-int-hdrs): Install stdint.h if applicable.
26750 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26752 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26753 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26754 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26755 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26756 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26757 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26758 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26759 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26760 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26761 (c_common_nodes_and_builtins): Initialize
26762 underlying_wchar_type_node. Do not initialize
26763 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26764 nodes for new types.
26765 (c_stddef_cpp_builtins): Define macros for new types.
26766 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26768 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26769 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26770 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26771 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26772 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26773 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26774 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26775 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26776 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26777 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26778 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26779 int16_type_node, int32_type_node, int64_type_node,
26780 uint8_type_node, uint16_type_node, c_uint32_type_node,
26781 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26782 int_least32_type_node, int_least64_type_node,
26783 uint_least8_type_node, uint_least16_type_node,
26784 uint_least32_type_node, uint_least64_type_node,
26785 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26786 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26787 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26788 uintptr_type_node): Define.
26789 * c-cppbuiltin.c (builtin_define_constants,
26790 builtin_define_type_minmax): New.
26791 (builtin_define_stdint_macros): Define more macros.
26792 (c_cpp_builtins): Define more limit macros.
26793 (type_suffix): New.
26794 (builtin_define_type_max): Define in terms of
26795 builtin_define_type_minmax. Remove is_long parameter. All
26797 * config.gcc (use_gcc_stdint): Define.
26798 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26799 Add newlib-stdint.h for generic targets.
26800 * config/glibc-stdint.h, config/newlib-stdint.h,
26801 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26802 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26803 * config/score/score.h (UINTPTR_TYPE): Define.
26804 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26805 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26806 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26807 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26808 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26809 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26810 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26811 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26812 * config/spu/spu.h (STDINT_LONG32): Define.
26813 * configure.ac (use_gcc_stdint): Substitute.
26814 * configure: Regenerate.
26815 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26816 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26817 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26818 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26819 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26820 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26821 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26822 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26823 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26824 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26825 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26826 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26827 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26828 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26829 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26830 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26831 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26832 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26833 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26834 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26835 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26836 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26837 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26838 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26839 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26840 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26841 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26842 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26843 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26845 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26847 * loop-iv.c (suitable_set_for_replacement): Renamed from
26848 simplify_using_assignment; changed to return bool and to accept new
26849 args DEST and SRC. Return true iff we find a source/destination pair
26850 that can be used to make a replacement, and fill SRC and DEST if so.
26851 Remove arg ALTERED. Don't deal with altered regs here. All callers
26853 (simplify_using_initial_values): Deal with altered regs here and track
26854 more precisely the effect they have on the validity of our expression.
26856 * loop-iv.c (simplify_using_condition): A condition of the form
26857 (EQ REG CONST) can be used to simply make a substitution.
26858 (simplify_using_initial_values): Keep track of conditions we have seen
26859 and keep using them to simplify new expressions, while applying the
26860 same substitutions to them as to the expression.
26862 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26863 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26866 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26867 changed. Use this when trying to improve the upper bound.
26868 Generate the comparison by using simplify_gen_relational.
26870 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26872 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26874 (simplify_using_assignment, simplify_using_initial_values): Call
26875 replace_in_expr to make replacements. Call replace_single_def_regs
26876 once on the initial version of the expression.
26878 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26881 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26883 2009-03-31 Richard Guenther <rguenther@suse.de>
26885 PR middle-end/31029
26886 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26887 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26889 2009-03-31 Richard Guenther <rguenther@suse.de>
26891 * tree.h (div_if_zero_remainder): Declare.
26892 * fold-const.c (div_if_zero_remainder): Export.
26893 * tree-ssa-forwprop.c
26894 (forward_propagate_addr_into_variable_array_index): Handle
26895 constant array index addition outside of the variable index.
26897 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26900 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26901 define_splits, floatunssi<mode>2): Require x87 conversions from
26902 DImode to be permitted.
26904 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26906 PR preprocessor/15638
26907 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26909 2009-03-31 Richard Guenther <rguenther@suse.de>
26911 PR middle-end/23401
26912 PR middle-end/27810
26913 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26914 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26915 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26916 a separate statement.
26917 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26918 (lookup_tmp_var): Likewise.
26919 (is_gimple_formal_tmp_or_call_rhs): Remove.
26920 (is_gimple_reg_or_call_rhs): Rename to ...
26921 (is_gimple_reg_rhs_or_call): ... this.
26922 (is_gimple_mem_or_call_rhs): Rename to ...
26923 (is_gimple_mem_rhs_or_call): ... this.
26924 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26925 DECL_GIMPLE_REG_P only if is_formal is true.
26926 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26927 for non-proper post-modify expression gimplification.
26928 (gimplify_self_mod_expr): For post-modify expressions gimplify
26929 the lvalue to a minimal lvalue.
26930 (rhs_predicate_for): Remove formal temp case.
26931 (gimplify_modify_expr_rhs): Likewise.
26932 (gimplify_addr_expr): Use is_gimple_reg.
26933 (gimplify_expr): Remove formal temp cases.
26934 (gimple_regimplify_operands): Likewise.
26935 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26936 and FILTER_EXPR like constants.
26937 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26939 (is_gimple_formal_tmp_rhs): Remove.
26940 (is_gimple_reg_rhs): Remove special casing.
26941 (is_gimple_mem_rhs): Fix.
26942 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26943 (is_gimple_formal_tmp_var): Remove.
26944 (is_gimple_formal_tmp_reg): Likewise.
26945 (is_gimple_min_lval): Allow invariant component ref parts.
26946 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26947 is_gimple_formal_tmp_reg): Remove declarations.
26948 * tree-cfg.c (verify_expr): Verify that variables with address
26949 taken do not have DECL_GIMPLE_REG_P set.
26950 * tree-mudflap.c (mf_build_check_statement_for): Use
26951 force_gimple_operand instead of gimplify_expr.
26953 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26955 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26956 schedulable rows to compute_split_row.
26958 2009-03-31 Ben Elliston <bje@au.ibm.com>
26961 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26964 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26966 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26967 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26968 * configure: Regenerate.
26969 * config.in: Regenerate.
26970 * config/rs6000/rs6000.opt (mtls-markers): Add.
26971 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26972 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26973 (tls_ld_aix, tls_ld_sysv): Likewise.
26974 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26975 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26977 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26979 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26981 2009-03-30 Jan Hubicka <jh@suse.cz>
26983 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26985 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26986 detection and label handling.
26988 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26990 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26991 left_conflicts_size.
26992 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26993 ALLOCNO_LEFT_CONFLICTS_SIZE.
26995 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26996 remove_allocno_from_bucket_and_push,
26997 allocno_spill_priority_compare, push_allocnos_to_stack,
26998 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26999 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27000 (setup_allocno_left_conflicts_num): Ditto. Rename to
27001 setup_allocno_left_conflicts_size.
27002 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27003 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27004 setup_allocno_left_conflicts_size instead of
27005 setup_allocno_left_conflicts_num.
27007 * ira-build.c (ira_create_allocno): Use
27008 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27009 ALLOCNO_LEFT_CONFLICTS_NUM.
27011 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27013 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27014 instead of DF_LR_OUT.
27016 * ira-lives.c (process_bb_node_lives): Ditto.
27018 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27019 instead of DF_LR_{OUT,IN}.
27021 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27023 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27025 2009-03-30 Jan Hubicka <jh@suse.cz>
27027 * except.c (label_to_region_map): Fix thinko.
27029 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27031 PR middle-end/38237
27032 * tree.h (tree_find_value): New declaration.
27033 * tree.c (tree_find_value): New function.
27034 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27036 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27039 * c-decl.c (struct c_binding): Add locus field.
27040 (bind): Add locus argument, set locus field from it.
27041 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27042 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27043 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27044 implicitly_declare, undeclared_variable, lookup_label,
27045 declare_label, c_make_fname_decl, c_builtin_function,
27046 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27049 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27052 * config/i386/i386.c (classify_argument): Check total size of
27055 2009-03-30 Martin Jambor <mjambor@suse.cz>
27057 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27058 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27059 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27062 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27063 seen_variable_array_ref while also traversing a union.
27065 * tree-inline.c (optimize_inline_calls): Do not call
27066 cgraph_node_remove_callees.
27067 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27068 (pass_remove_cgraph_callee_edges): New variable.
27069 * passes.c (init_optimization_passes): Add
27070 pass_remove_cgraph_callee_edges after early inlining and before all
27071 late intraprocedural passes.
27073 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27075 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27077 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27078 Fix typos in names.
27080 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27082 * combine.c (simplify_comparison): Use have_insn_for.
27083 * dojump.c (do_jump): Likewise.
27085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27087 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27088 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27089 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27090 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27091 instead of sparc_compare_emitted.
27092 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27093 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27094 instead of sparc_compare_emitted.
27096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27098 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27099 enter/exit cfglayout mode.
27100 (pass_partition_block): Require it.
27101 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27102 (combine_instructions): Track basic blocks instead of labels.
27103 (update_cfg_for_uncondjump): New.
27104 (try_combine): Use it. Update jumps after rescanning.
27105 (pass_combine): Require PROP_cfglayout.
27106 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27108 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27110 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27111 Provide/destroy PROP_cfglayout respectively.
27112 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27113 * tree-pass.h (PROP_cfglayout): New.
27115 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27117 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27118 fold_convert_const_fixed_from_fixed,
27119 fold_convert_const_fixed_from_int,
27120 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27121 set TREE_CONSTANT_OVERFLOW.
27122 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27123 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27125 2009-03-30 Ira Rosen <irar@il.ibm.com>
27127 * tree-vect-loop-manip.c: New file.
27128 * tree-vectorizer.c: Update documentation and included files.
27129 (vect_loop_location): Make extern.
27130 (rename_use_op): Move to tree-vect-loop-manip.c
27131 (rename_variables_in_bb, rename_variables_in_loop,
27132 slpeel_update_phis_for_duplicate_loop,
27133 slpeel_update_phi_nodes_for_guard1,
27134 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27135 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27136 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27137 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27138 find_loop_location): Likewise.
27139 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27140 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27141 get_vectype_for_scalar_type, vect_is_simple_use,
27142 supportable_widening_operation, supportable_narrowing_operation):
27144 (bb_in_loop_p): Move to tree-vect-loop.c.
27145 (new_loop_vec_info, destroy_loop_vec_info,
27146 reduction_code_for_scalar_code, report_vect_op,
27147 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27148 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27149 (vect_supportable_dr_alignment): Likewise.
27150 * tree-vectorizer.h (tree-data-ref.h): Include.
27151 (vect_loop_location): Declare.
27152 Reorganize function declarations according to the new file structure.
27153 * tree-vect-loop.c: New file.
27154 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27155 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27156 * tree-vect-data-refs.c: New file.
27157 * tree-vect-patterns.c (timevar.h): Don't include.
27158 * tree-vect-stmts.c: New file.
27159 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27160 tree-vect-slp.c, tree-vect-loop.c.
27161 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27162 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27163 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27164 (tree-vect-analyze.o): Remove.
27165 (tree-vect-transform.o): Likewise.
27166 (tree-vect-data-refs.o): Add rule.
27167 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27168 tree-vect-slp.o): Likewise.
27169 (tree-vect-patterns.o): Remove redundant dependencies.
27170 (tree-vectorizer.o): Likewise.
27171 * tree-vect-slp.c: New file.
27173 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27175 * optc-gen.awk: Warn if an option flag has multiple different
27178 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27180 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27181 -floop-block): Document dependences on PPL, CLooG and Graphite.
27183 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27185 PR rtl-optimization/323
27186 * c-common.c (c_fully_fold, convert_and_check,
27187 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27188 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27189 * c-common.def (EXCESS_PRECISION_EXPR): New.
27190 * c-cppbuiltin.c (builtin_define_float_constants): Define
27191 constants with enough digits for long double.
27192 * c-lex.c (interpret_float): Interpret constant with excess
27193 precision where appropriate.
27194 * c-opts.c (c_common_post_options): Set
27195 flag_excess_precision_cmdline. Give an error for
27196 -fexcess-precision=standard for C++ for processors where the
27197 option is significant.
27198 * c-parser.c (c_parser_conditional_expression): Handle excess
27199 precision in condition.
27200 * c-typeck.c (convert_arguments): Handle arguments with excess
27202 (build_unary_op): Move excess precision outside operation.
27203 (build_conditional_expr): Likewise.
27204 (build_compound_expr): Likewise.
27205 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27206 (build_modify_expr): Handle excess precision in RHS.
27207 (convert_for_assignment): Handle excess precision in converted
27209 (digest_init, output_init_element, process_init_element): Handle
27210 excess precision in initializer.
27211 (c_finish_return): Handle excess precision in return value.
27212 (build_binary_op): Handle excess precision in operands and add
27213 excess precision as needed for operation.
27214 * common.opt (-fexcess-precision=): New option.
27215 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27216 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27217 For standard excess precision, output explicit conversion to and
27218 truncation from XFmode.
27219 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27220 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27221 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27222 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27223 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27224 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27225 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27226 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27227 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27228 define_splits, sqrt<mode>2): Disable where appropriate for
27229 standard excess precision.
27230 * convert.c (convert_to_real): Do not shorten arithmetic to type
27231 for which excess precision would be used.
27232 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27233 * doc/invoke.texi (-fexcess-precision=): Document option.
27234 (-mfpmath=): Correct index entry.
27235 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27236 flag_excess_precision): New.
27237 * langhooks.c (lhd_post_options): Set
27238 flag_excess_precision_cmdline.
27239 * opts.c (common_handle_option): Handle -fexcess-precision=.
27240 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27241 init_excess_precision): New.
27242 (lang_dependent_init_target): Call init_excess_precision.
27243 * tree.c (excess_precision_type): New.
27244 * tree.h (excess_precision_type): Declare.
27246 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27249 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27250 non-lvalue to component.
27252 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27254 PR preprocessor/34695
27255 * Makefile.in (c-opts.o): Depend on c-tree.h.
27256 * c-common.c: Move down include of diagnostic.h.
27257 (done_lexing, c_cpp_error): New.
27258 * c-common.h (done_lexing): Declare.
27259 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27261 * c-opts.c: Include c-tree.h.
27262 (c_common_init_options): Set preprocessor error callback.
27263 (c_common_handle_option): Do not set preprocessor
27264 inhibit_warnings, warnings_are_errors, warn_system_headers,
27265 pedantic_errors or inhibit_warnings flags.
27266 (c_common_post_options): Do not check cpp_errors (parse_in).
27267 (c_common_finish): Do not output dependencies if there were
27268 errors. Do not check return value of cpp_finish.
27269 * c-ppoutput.c (pp_file_change): Set input_location.
27270 * c-tree.h (c_cpp_error): Declare.
27271 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27273 (diagnostic_build_prefix): Check override_column.
27274 * diagnostic.h (diagnostic_info): Add override_column field.
27275 (diagnostic_override_column): Define.
27277 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27279 * c-common.c (c_expand_expr, c_staticp): Remove.
27280 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27281 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27282 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27283 * c-gimplify.c (gimplify_compound_literal_expr,
27284 optimize_compound_literals_in_ctor): Remove.
27285 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27286 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27287 * c-semantics.c (emit_local_var): Remove.
27289 * langhooks-def.h (lhd_expand_expr): Remove.
27290 * langhooks.c (lhd_expand_expr): Remove.
27291 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27293 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27294 handling from c-semantics.c; don't call into langhook.
27295 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27296 * gimplify.c (gimplify_compound_literal_expr,
27297 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27298 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27299 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27300 as was done in c-gimplify.c.
27301 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27302 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27303 Move from c-common.h.
27304 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27306 * tree.c (staticp): Do not call langhook.
27307 * langhooks.c (lhd_staticp): Delete.
27308 * langhooks-def.h (lhd_staticp): Delete prototype.
27309 (LANG_HOOKS_STATICP): Delete.
27310 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27312 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27313 instead of DECL_STMTs.
27315 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27323 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27325 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27326 contained expression.
27327 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27328 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27329 conditional expressions for C.
27330 (decl_constant_value_for_optimization): Move from
27331 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27332 whether optimizing and that the expression is a VAR_DECL not of
27333 array type instead of doing such checks in the caller. Do not
27334 check pedantic. Call gcc_unreachable for C++.
27335 * c-common.def (C_MAYBE_CONST_EXPR): New.
27336 * c-common.h (c_fully_fold, c_save_expr,
27337 decl_constant_value_for_optimization): New prototypes.
27338 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27339 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27340 EXPR_INT_CONST_OPERANDS): Define.
27341 * c-convert.c (convert): Strip nops from expression.
27342 * c-decl.c (groktypename): Take extra parameters expr and
27343 expr_const_operands. Update call to grokdeclarator.
27344 (start_decl): Update call to grokdeclarator. Add statement for
27345 expressions used in type of decl.
27346 (grokparm): Update call to grokdeclarator.
27347 (push_parm_decl): Update call to grokdeclarator.
27348 (build_compound_literal): Add parameter non_const and build a
27349 C_MAYBE_COSNT_EXPR if applicable.
27350 (grokdeclarator): Take extra parameters expr and
27351 expr_const_operands. Track expressions used in declaration
27352 specifiers and declarators. Fold array sizes and track whether
27353 they are constant expressions and whether they are integer
27354 constant expressions.
27355 (parser_xref_tag): Set expr and expr_const_operands fields in
27357 (grokfield): Update call to grokdeclarator.
27358 (start_function): Update call to grokdeclarator.
27359 (build_null_declspecs): Set expr and expr_const_operands fields in
27361 (declspecs_add_type): Handle expressions in typeof specifiers.
27362 * c-parser.c (c_parser_declspecs): Set expr and
27363 expr_const_operands fields for declaration specifiers.
27364 (c_parser_enum_specifier): Likewise.
27365 (c_parser_struct_or_union_specifier): Likewise.
27366 (c_parser_typeof_specifier): Likewise. Update call to
27367 groktypename. Fold expression as needed. Return expressions with
27368 type instead of adding statements.
27369 (c_parser_attributes): Update calls to c_parser_expr_list.
27370 (c_parser_statement_after_labels): Fold expression before passing
27371 to objc_build_throw_stmt.
27372 (c_parser_condition): Fold expression.
27373 (c_parser_asm_operands): Fold expression.
27374 (c_parser_conditional_expression): Use c_save_expr. Update call
27375 to build_conditional_expr.
27376 (c_parser_alignof_expression): Update call to groktypename.
27377 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27378 original_code. Fold expression argument of va_arg. Create
27379 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27380 argument to va_arg. Update calls to groktypename. Fold array
27381 index for offsetof. Verify that first argument to
27382 __builtin_choose_expr has integer type.
27383 (c_parser_postfix_expression_after_paren_type): Update calls to
27384 groktypename and build_compound_literal. Handle expressions with
27385 side effects in type name.
27386 (c_parser_postfix_expression_after_primary): Update call to
27387 c_parser_expr_list. Set original_code for calls to
27388 __builtin_constant_p.
27389 (c_parser_expr_list): Take extra parameter fold_p. Fold
27390 expressions if requested.
27391 (c_parser_objc_type_name): Update call to groktypename.
27392 (c_parser_objc_synchronized_statement): Fold expression.
27393 (c_parser_objc_receiver): Fold expression.
27394 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27395 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27396 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27397 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27398 (struct c_typespec): Add elements expr and expr_const_operands.
27399 (struct c_declspecs): Add elements expr and expr_const_operands.
27400 (groktypename, build_conditional_expr, build_compound_literal):
27402 (in_late_binary_op): Declare.
27403 * c-typeck.c (note_integer_operands): New function.
27404 (in_late_binary_op): New variable.
27405 (decl_constant_value_for_broken_optimization): Move to c-common.c
27406 and rename to decl_constant_value_for_optimization.
27407 (default_function_array_conversion): Do not strip nops.
27408 (default_conversion): Do not call
27409 decl_constant_value_for_broken_optimization.
27410 (build_array_ref): Do not fold result.
27411 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27412 result when operand is a VLA.
27413 (c_expr_sizeof_type): Update call to groktypename. Handle
27414 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27415 result when operand names a VLA type.
27416 (build_function_call): Update call to build_compound_literal.
27417 Only fold result for calls to __builtin_* functions. Strip
27418 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27419 the function designator.
27420 (convert_arguments): Fold arguments. Update call to
27421 convert_for_assignment.
27422 (build_unary_op): Handle increment and decrement of
27423 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27424 decrement earlier. Fold operand of increment and decrement.
27425 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27426 built for integer operand. Wrap returns that are INTEGER_CSTs
27427 without being integer constant expressions or that have integer
27428 constant operands without being INTEGER_CSTs.
27429 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27430 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27431 result is an integer constant expression or can be used in
27432 unevaluated parts of one and avoid folding and wrap as
27433 appropriate. Fold operands before possibly doing -Wsign-compare
27435 (build_compound_expr): Wrap result for C99 if operands can be used
27436 in integer constant expressions.
27437 (build_c_cast): Update call to digest_init. Do not ignore
27438 overflow from casting floating-point constants to integers. Wrap
27439 results that could be confused with integer constant expressions,
27440 null pointer constants or floating-point constants.
27441 (c_cast_expr): Update call to groktypename. Handle expressions
27442 included in type name.
27443 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27444 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27445 Update calls to convert_for_assignment.
27446 (convert_for_assignment): Take new parameter
27447 null_pointer_constant. Do not strip nops or call
27448 decl_constant_value_for_broken_optimization. Set
27449 in_late_binary_op for conversions to boolean.
27450 (store_init_value): Update call to digest_init.
27451 (digest_init): Take new parameter null_pointer_constant. Do not
27452 call decl_constant_value_for_broken_optimization. pedwarn for
27453 initializers not constant expressions. Update calls to
27454 convert_for_assignment.
27455 (constructor_nonconst): New.
27456 (struct constructor_stack): Add nonconst element.
27457 (really_start_incremental_init, push_init_level, pop_init_level):
27458 Handle constructor_nonconst and nonconst element.
27459 (set_init_index): Call constant_expression_warning for array
27461 (output_init_element): Fold value. Set constructor_nonconst as
27462 applicable. pedwarn for initializers not constant expressions.
27463 Update call to digest_init. Call constant_expression_warning
27464 where constant initializers are required.
27465 (process_init_element): Use c_save_expr.
27466 (c_finish_goto_ptr): Fold expression.
27467 (c_finish_return): Fold return value. Update call to
27468 convert_for_assignment.
27469 (c_start_case): Fold switch expression.
27470 (c_process_expr_stmt): Fold expression.
27471 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27472 ensure statement expression is not evaluated in constant expression.
27473 (build_binary_op): Track whether results are integer constant
27474 expressions or may occur in such, disable folding and wrap results
27475 as applicable. Fold operands for -Wsign-compare warnings unless
27477 (c_objc_common_truthvalue_conversion): Handle results folded to
27478 integer constants that are not integer constant expressions.
27479 * doc/extend.texi: Document when typeof operands are evaluated,
27480 that condition of __builtin_choose_expr is an integer constant
27481 expression, and more about use of __builtin_constant_p in
27484 2009-03-29 Richard Guenther <rguenther@suse.de>
27486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27487 propagate addresses of array references.
27489 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27491 * regmove.c (perhaps_ends_bb_p): Remove.
27492 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27493 from INSN and check that the main loop stays within that basic block.
27494 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27495 (regmove_forward_pass): Split out from regmove_optimize. Use
27496 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27497 (regmove_backward_pass): Split out from regmove_optimize. Use
27498 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27499 (regmove_optimize): Simplify.
27501 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27504 * config/i386/i386.c (classify_argument): Ignore flexible array
27505 member in struct and warn ABI change.
27507 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27509 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27511 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27512 (ix86_adjust_cost): Updated.
27514 2009-03-29 Jan Hubicka <jh@suse.cz>
27516 PR middle-end/28850
27517 * tree-pass.h (pass_cleanup_eh): New function.
27518 (remove_unreachable_regions): Break code handling RTL
27519 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27520 that can not be reached by runtime.
27521 (can_be_reached_by_runtime): New function.
27522 (label_to_region_map): New function.
27523 (num_eh_regions): New function.
27524 (rtl_remove_unreachable_regions): New function.
27525 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27526 (remove_eh_region): New function.
27527 * except.h: Include sbitmap and vecprim.
27528 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27529 num_eh_regions): Declare.
27530 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27531 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27532 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27533 (tree_empty_eh_handler_p): New function.
27534 (cleanup_empty_eh): New function.
27535 (cleanup_eh): New function.
27536 (pass_cleanup_eh): New function.
27538 2009-03-29 Jan Hubicka <jh@suse.cz>
27540 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27541 for removed regions.
27543 2009-03-29 Jan Hubicka <jh@suse.cz>
27545 * except.c (dump_eh_tree): Dump all datastructures.
27547 2009-03-29 Jan Hubicka <jh@suse.cz>
27549 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27550 (duplicate_eh_regions_1): Likewise.
27551 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27552 vector; call EH verification.
27553 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27554 Be ready for region being removed.
27556 2009-03-29 Jan Hubicka <jh@suse.cz>
27558 * bitmap.c (bitmap_last_set_bit): New function.
27559 * bitmap.h (bitmap_last_set_bit): Declare.
27561 2009-03-29 David Ayers <ayers@fsfe.org>
27564 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27565 by calling objc_compare_types and surpress warnings about
27566 incompatible C pointers that are compatible ObjC pointers.
27568 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27570 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27571 call initialize_inline_failed.
27572 (initialize_inline_failed): Move it from here ...
27573 * cgraph.c (initialize_inline_failed): ... to here.
27574 (cgraph_create_edge): Call initialize_inline_failed rather than
27575 setting inline_failed directly.
27577 2009-03-29 Ben Elliston <bje@au.ibm.com>
27580 * sysv4.opt (msdata): Improve comment.
27581 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27582 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27584 2009-03-29 Ben Elliston <bje@au.ibm.com>
27587 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27588 load and store attributes.
27590 2009-03-29 Ben Elliston <bje@au.ibm.com>
27592 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27593 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27594 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27595 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27596 __builtin_infq and __builtin_huge_valq.
27598 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27600 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27602 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27603 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27605 2009-03-28 Xinliang David Li <davidxl@google.com>
27607 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27608 (do_dbg_cnt): New function.
27610 2009-03-28 Jan Hubicka <jh@suse.cz>
27612 Merge from pretty-ipa:
27614 2009-03-27 Jan Hubicka <jh@suse.cz>
27616 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27617 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27618 * passes.c (function_called_by_processed_nodes_p): New.
27619 * ipa-pure-const.c (check_call): Fix handling of operands.
27620 (analyze_function): Dump debug output for skipped bodies.
27621 (local_pure_const): Use function_called_by_processed_nodes_p.
27622 * dwarf2out.c (reference_to_unused): Use output.
27623 * passes.c (do_per_function_toporder): Likewise.
27625 2008-11-12 Jan Hubicka <jh@suse.cz>
27627 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27628 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27629 state_set_in_source enum
27630 (check_decl): Ignore memory tags; do not set fake looping flags;
27632 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27633 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27634 (check_call, analyze_function): Rewrite.
27636 (add_new_function): Update call of analyze_function.
27637 (generate_summary): Add call of analyze_function.
27638 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27639 (local_pure_const): New function.
27640 (pass_local_pure_const): New pass.
27641 * ipa-inline.c (inline_transform): Set after_inlining.
27642 * tree-eh.c (stmt_can_throw_external): New.
27643 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27644 work with aliasing built.
27645 * tree-flow.h (stmt_can_throw_external): New.
27646 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27647 and local pure/const pass in early and late optimization queue.
27649 2009-03-28 Martin Jambor <mjambor@suse.cz>
27651 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27653 (fold_binary): Allow function decl aligment consideration is the
27654 second argument is integer constant one.
27655 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27656 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27657 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27659 2009-03-28 Jan Hubicka <jh@suse.cz>
27661 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27662 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27663 * function.h (rtl_data): Add nothrow flag.
27664 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27665 set DECL_NOTHROW for AVAILABLE functions.
27667 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27669 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27670 following vector keyword has expansion starting with pixel or bool
27671 keyword, expand vector to __vector and pixel or bool to __pixel or
27675 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27676 warn_if_disallowed_function_p): Removed.
27677 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27678 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27679 warning_if_disallowed_function_p.
27680 * flags.h (warn_if_disallowed_function_p,
27681 warn_disallowed_functions): Removed.
27682 * common.opt (Wdisallowed-function-list=): Removed.
27683 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27685 2009-03-28 Richard Guenther <rguenther@suse.de>
27687 PR tree-optimization/38723
27688 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27691 2009-03-28 Jan Hubicka <jh@suse.cz>
27693 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27694 test introduced by my previous patch.
27696 2009-03-28 Richard Guenther <rguenther@suse.de>
27698 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27699 the PHIs value undefined.
27701 2009-03-28 Jan Hubicka <jh@suse.cz>
27703 * tree-pass.h (pass_fixup_cfg): New pass.
27704 * ipa-inline.c (inline_transform): Set
27705 always_inline_functions_inlined/after_inlining.
27706 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27707 (pass_fixup_cfg): New pass.
27708 * passes.c (init_optimization_passes): Add fixup_cfg.
27710 2009-03-28 Richard Guenther <rguenther@suse.de>
27712 PR tree-optimization/38458
27713 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27714 argument use the arguments copy-of value.
27716 2009-03-28 Richard Guenther <rguenther@suse.de>
27718 PR tree-optimization/38180
27719 * tree-ssa-ccp.c (get_default_value): Simplify.
27720 (likely_value): Likewise.
27721 (surely_varying_stmt_p): Properly handle VOP case.
27722 (ccp_initialize): Likewise.
27723 (ccp_fold): Handle propagating through *&.
27724 (fold_const_aggregate_ref): Also handle decls.
27726 2009-03-28 Jan Hubicka <jh@suse.cz>
27728 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27729 * cgraph.h (cgraph_node): Likewise.
27730 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27731 (cgraph_reset_node): Use process flag.
27732 (cgraph_mark_functions_to_output): Likewise.
27733 (cgraph_expand_function): Likewise.
27734 (cgraph_expand_all_functions): Likewise.
27735 (cgraph_output_in_order): Likewise.
27736 * dwarf2out.c (reference_to_unused): Likewise.
27737 * passes.c do_per_function_toporder): Likewise.
27739 2009-03-28 Jan Hubicka <jh@suse.cz>
27741 Bring from lto-branch:
27743 2008-09-03 Doug Kwan <dougkwan@google.com>
27745 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27746 enums instead of reason strings.
27747 * cgraph.c (cgraph_create_edge): Same.
27748 (cgraph_inline_failed_string): New function.
27749 * cgraph.h (cgraph_inline_failed_t): New enum type.
27750 (cgraph_inline_failed_string): New prototype.
27751 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27752 char pointer to cgraph_inline_failed_t.
27753 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27754 (cgraph_default_inline_p): Ditto.
27755 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27756 to cgraph_inline_failed_t pointer.
27757 * cif-code.def: New file.
27758 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27760 (cgraph_check_inline_limits): Change type of REASON to pointer to
27761 cgraph_inline_failed_t. Replace reason strings with enums.
27762 (cgraph_default_inline_p): Ditto.
27763 (cgraph_recursive_inlining_p): Ditto.
27764 (update_caller_keys): Change type of FAILED_REASON to
27765 cgraph_inline_failed_t.
27766 (cgraph_set_inline_failed): Change type of REASON to pointer to
27767 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27768 convert enums to strings for text output.
27769 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27770 to be of type cgraph_inline_failed_t. Replace reason strings with
27771 enums. Call cgraph_inline_failed_string to covert enums
27772 to strings for text output.
27773 (cgraph_decide_inlining): Replace reason strings with enums.
27774 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27775 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27777 * tree-inline.c (expand_call_inline): Change type of REASON
27778 to cgraph_inline_failed_t. Replace reason strings with enums.
27779 Call cgraph_inline_failed_string for text output.
27780 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27783 2009-03-28 Jan Hubicka <jh@suse.cz>
27785 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27786 cgraph_clone_node): Remove master clone handling.
27787 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27788 * cgraph.h (master_clone): Remove.
27789 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27790 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27791 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27793 2009-03-28 Jan Hubicka <jh@suse.cz>
27795 * cgraph.c (cgraph_function_body_availability): Functions declared
27796 inline are always safe to assume that it is not going to be replaced.
27798 2009-03-28 Richard Guenther <rguenther@suse.de>
27800 PR tree-optimization/38513
27801 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27802 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27803 EXC_PTR_EXPR and FILTER_EXPR.
27804 (get_ref_from_reference_ops): Likewise.
27806 2009-03-28 Richard Guenther <rguenther@suse.de>
27808 PR tree-optimization/38968
27809 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27810 Use FLOOR_MOD_EXPR to compute misalignment.
27812 2009-03-28 Richard Guenther <rguenther@suse.de>
27814 PR tree-optimization/37795
27815 * tree.h (combine_comparisons): Declare.
27816 * fold-const.c (combine_comparisons): Export.
27817 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27819 (ifcombine_iforif): Use combine_comparisons.
27821 2009-03-28 Jan Hubicka <jh@suse.cz>
27823 * tree-eh.c (inlinable_call_p): New function.
27824 (make_eh_edges): Use it.
27825 (verify_eh_edges): Use it.
27826 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27827 * except.c (reachable_next_level): Add inlinable_function argument
27828 (sjlj_find_directly_reachable_regions): Update.
27829 (add_reachable_handler): Do not set saw_any_handlers.
27830 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27831 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27832 Add new inlinable call parameter.
27833 (can_throw_internal, can_throw_external): Update.
27834 * except.h (can_throw_internal_1, can_throw_external_1,
27835 foreach_reachable_handler): Update declaration.
27837 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27839 * config/arm/t-arm-coff, config/h8300/coff.h,
27840 config/i386/i386-aout.h, config/i386/i386-coff.h,
27841 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27842 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27843 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27844 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27845 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27846 sys-types.h: Remove.
27847 * Makefile.in: Remove protoize and fixproto support and references
27849 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27850 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27852 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27853 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27854 unprotoize$(exeext).
27855 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27856 (.PHONY): Don't depend on proto.
27857 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27858 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27859 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27860 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27861 build/gen-protos.o, build/scan.o, xsys-protos.h,
27862 build/fix-header$(build_exeext), build/fix-header.o,
27863 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27864 stmp-install-fixproto): Remove.
27865 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27866 SYSCALLS.c or fixproto files.
27867 (install-common): Don't install protoize.
27868 (install-headers-tar, install-headers-cpio, install-headers-cp):
27869 Don't depend on $(STMP_FIXPROTO).
27870 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27871 install fixproto files or write out fixproto settings.
27872 (uninstall): Don't uninstall protoize.
27873 * config.gcc (use_fixproto): Remove.
27874 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27875 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27876 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27877 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27878 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27879 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27880 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27881 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27882 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27883 * config/t-vxworks (STMP_FIXPROTO): Remove.
27884 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27885 STMP_FIXPROTO): Remove.
27886 * config.in, configure: Regenerate.
27887 * crtstuff.c (gid_t, uid_t): Don't undefine.
27888 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27889 (arm-*-coff, arm-*-aout: Remove target entries.
27890 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27891 Remove mention of AIX 4.1.
27892 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27893 * doc/invoke.texi (Running Protoize): Remove.
27894 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27895 (Protoize Caveats): Remove.
27896 * tsystem.h: Update comments on headers assumed to exist.
27898 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27900 * genautomata.c: Add a new year to the copyright. Add a new
27902 (struct insn_reserv_decl): Add comments for member bypass_list.
27903 (find_bypass): Remove.
27904 (insert_bypass): New.
27905 (process_decls): Use insert_bypass.
27906 (output_internal_insn_latency_func): Output all bypasses with the
27907 same input insn in one switch case.
27909 * rtl.def (define_bypass): Describe bypass choice.
27910 * doc/md.texi (define_bypass): Ditto.
27912 2009-03-27 Richard Guenther <rguenther@suse.de>
27914 * gimplify.c (mark_addressable): Export.
27915 * tree-flow.h (mark_addressable): Declare.
27916 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27917 * tree-ssa.c (verify_phi_args): Verify that address taken
27918 variables have TREE_ADDRESSABLE set.
27920 2009-03-27 Richard Guenther <rguenther@suse.de>
27922 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27923 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27924 Do not mark decls TREE_ADDRESSABLE.
27925 (build_fold_addr_expr): Adjust.
27926 (fold_addr_expr): Remove.
27927 (fold_unary): Use build_fold_addr_expr.
27928 (fold_comparison): Likewise.
27929 (split_address_to_core_and_offset): Likewise.
27930 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27932 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27933 (gimplify_modify_expr_to_memcpy): Mark source and destination
27935 * omp-low.c (create_omp_child_function): Mark the object decl
27937 (lower_rec_input_clauses): Mark the var we take the address of
27939 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27941 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27943 PR middle-end/39315
27944 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27945 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27947 2009-03-27 Richard Guenther <rguenther@suse.de>
27949 PR tree-optimization/39120
27950 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27952 (handle_lhs_call): Process return constraints. Add escape
27953 constraints if necessary.
27954 (handle_const_call): Fill out return constraints. Make nested
27955 case more precise. Avoid consttmp if possible.
27956 (handle_pure_call): Fill out return constraints. Avoid
27957 callused if possible.
27958 (find_func_aliases): Simplify call handling.
27960 2009-03-27 Richard Guenther <rguenther@suse.de>
27962 PR tree-optimization/39120
27963 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27964 as a representative.
27965 (solve_graph): Do propagate CALLUSED.
27966 (handle_pure_call): Use a scalar constraint from CALLUSED for
27968 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27971 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27974 * c-common.c (handle_aligned_attribute): Properly check alignment
27975 overflow. Use (1U << i) instead of (1 << i).
27977 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27979 * expr.h (get_mem_align_offset): Updated.
27981 * tree.h (tree_decl_common): Change align to "unsigned int" and
27982 move it before pointer_alias_set.
27984 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27985 Jakub Jelinek <jakub@redhat.com>
27988 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27989 gr_register_operand with gr_reg_or_0_operand.
27990 (cmpxchg_rel_di): Likewise.
27991 (sync_lock_test_and_set<mode>): Likewise.
27993 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27995 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27996 (true_regnum): Likewise.
27998 * rtlanal.c (subreg_info): Moved to ...
27999 * rtl.h (subreg_info): Here. New.
28000 (subreg_get_info): New.
28002 * rtlanal.c (subreg_get_info): Make it extern.
28004 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28007 * config/i386/i386.c (ix86_abi): New.
28008 (override_options): Handle -mabi=.
28009 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28010 (ix86_call_abi_override): Likewise.
28011 (init_cumulative_args): Likewise.
28012 (function_arg_advance): Likewise.
28013 (function_arg_64): Likewise.
28014 (function_arg): Likewise.
28015 (ix86_pass_by_reference): Likewise.
28016 (ix86_function_value_regno_p): Likewise.
28017 (ix86_build_builtin_va_list_abi): Likewise.
28018 (setup_incoming_varargs_64): Likewise.
28019 (is_va_list_char_pointer): Likewise.
28020 (ix86_init_machine_status): Likewise.
28021 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28022 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28023 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28024 (ix86_function_abi): Make it static and return enum calling_abi.
28025 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28027 (ix86_fn_abi_va_list): Updated.
28029 * config/i386/i386.h (ix86_abi): New.
28030 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28031 (CONDITIONAL_REGISTER_USAGE): Likewise.
28032 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28033 (machine_function): Likewise.
28035 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28037 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28038 (STACK_BOUNDARY): Likewise.
28039 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28041 * config/i386/i386.opt (mabi=): New.
28043 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28044 return enum calling_abi.
28045 (ix86_function_type_abi): Likewise.
28046 (ix86_function_abi): Removed.
28048 * doc/invoke.texi: Document -mabi= option for x86.
28050 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28052 * builtins.c (real_dconstp): Delete.
28053 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28055 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28056 Jakub Jelinek <jakub@redhat.com>
28059 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28060 (gen_subprogram_die): When a function is explicit, generate the
28061 DW_AT_explicit attribute.
28062 * langhooks.h (struct lang_hooks_for_decls): Add
28063 function_decl_explicit_p langhook.
28064 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28065 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28067 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28069 * builtins.c (fold_builtin_memory_op): Optimize memmove
28070 into memcpy if we can prove source and destination don't overlap.
28072 * tree-inline.c: Include gt-tree-inline.h.
28073 (clone_fn_id_num): New variable.
28074 (clone_function_name): New function.
28075 (tree_function_versioning): Use it.
28076 * Makefile.in (GTFILES): Add tree-inline.c.
28078 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28080 * BASE-VER: Change to 4.5.0.
28082 2009-03-27 Xinliang David Li <davidxl@google.com>
28084 PR tree-optimization/39557
28085 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28087 2009-03-27 Xinliang David Li <davidxl@google.com>
28089 PR tree-optimization/39548
28090 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28093 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28095 * c-common.c (pointer_int_sum): Use %wd on return from
28098 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28100 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28101 on return from tree_low_cst.
28103 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28106 * ginclude/stdarg.h (va_copy): Define also for
28107 __GXX_EXPERIMENTAL_CXX0X__.
28109 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28112 * builtins.h (c_strlen): Do not warn here.
28113 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28114 * c-common.c (pointer_int_sum): Take an explicit location.
28115 Warn about offsets out of bounds.
28116 * c-common.h (pointer_int_sum): Adjust declaration.
28118 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28120 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28123 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28126 * opts.c (warn_if_disallowed_function_p): Don't assume
28127 get_callee_fndecl must return non-NULL.
28129 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28131 PR rtl-optimization/39522
28132 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28133 when reg_reloaded_valid is set.
28135 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28137 * config/spu/divv2df3.c: New file.
28138 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28139 (DPBIT_FUNCS): Filter out _div_df.
28141 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28143 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28144 a jump insn, count that jump in the distance to the loop start.
28146 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28149 * config/sh/sh.c (calc_live_regs): Fix condition for global
28150 registers except PIC_OFFSET_TABLE_REGNUM.
28152 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28155 * doc/invoke.texi (-mconsole): New.
28157 (-mno-cygwin): New.
28159 (-mnop-fun-dllimport): New.
28163 (sub section "i386 and x86-64 Windows Options"): New.
28165 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28167 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28168 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28170 2009-03-25 Richard Guenther <rguenther@suse.de>
28172 PR middle-end/39497
28173 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28176 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28178 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28179 neither of haifa/selective schedulers are working.
28181 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28183 * doc/invoke.texi (Debugging Options): Fix description of
28184 -fno-merge-debug-strings.
28186 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28188 * config/cris/libgcc.ver: New version-script.
28189 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28191 * configure.ac <GAS features, nop mnemonic>: Add pattern
28192 crisv32-*-* for "nop".
28193 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28194 * configure: Regenerate.
28196 2009-03-24 Ira Rosen <irar@il.ibm.com>
28198 PR tree-optimization/39529
28199 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28200 mark_sym_for_renaming for the tag copied to the new vector
28203 2009-03-24 Arthur Loiret <aloiret@debian.org>
28205 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28206 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28207 EXTRA_SPEC_FUNCTIONS.
28208 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28209 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28210 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28211 -march and -mtune options.
28213 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28215 * config/m68k/t-rtems: Add m5329 multilib.
28217 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28218 Jakub Jelinek <jakub@redhat.com>
28221 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28224 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28227 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28228 instead of c_parser_expression_conv, if original_code isn't one of the
28229 4 allowed comparison codes, fail.
28231 2009-03-23 Richard Guenther <rguenther@suse.de>
28233 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28234 * tree.h (struct tree_type): Likewise.
28235 * reload.h (struct insn_chain): Likewise.
28236 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28237 * function.h (struct function): Likewise.
28238 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28240 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28242 PR tree-optimization/39516
28243 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28245 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28247 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28248 should be set true if BITS_PER_WORD of target is bigger than 32
28250 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28252 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28253 Translate -B-options to -rpath-link. Correct existing
28254 rpath-link and conditionalize on !nostdlib.
28256 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28258 * doc/extend.texi (Function Attributes, Variable Attributes):
28260 * doc/invoke.texi (Debugging Options, Optimize Options)
28261 (i386 and x86-64 Options, MCore Options): Likewise.
28263 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28266 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28267 it for block local namespace aliases.
28268 (gen_decl_die): Pass context_die to gen_namespace_die.
28270 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28273 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28274 minimum or maximum value.
28276 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28278 * reginfo.c (globalize_reg): Recompute derived reg sets.
28280 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28283 * libgcc2.c (mprotect): Do not use signed arguments for
28284 VirtualProtect, use DWORD arguments. Also fix the 'may
28285 be used uninitialized' warning for the np variable.
28287 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28290 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28291 functions using regparm calling conventions when not optimizing.
28292 (ix86_function_sseregparm): Similarly for sseregparm calling
28295 2009-03-19 Li Feng <nemokingdom@gmail.com>
28297 PR middle-end/39500
28298 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28299 dependence if the first conflict is after niter iterations.
28301 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28303 PR middle-end/38609
28304 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28305 functions with dynamic stack-pointer adjustments.
28307 2009-03-19 Ben Elliston <bje@au.ibm.com>
28309 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28310 option; change to -msdata=data.
28312 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28314 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28317 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28320 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28322 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28324 * doc/invoke.texi (Code Gen Options): Expand discussion of
28327 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28329 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28330 * matrix-reorg.c (struct matrix_info): Likewise.
28331 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28332 * rtl.h (struct mem_attrs): Likewise.
28333 * df.h (struct df): Likewise.
28334 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28335 * ira-int.h (struct ira_allocno): Likewise.
28336 * df-scan.c (struct df_collection_rec): Likewise.
28337 * ira.c (struct equivalence): Likewise.
28338 * function.c (struct temp_slot): Likewise.
28339 * cfgloop.h (struct loop): Likewise.
28342 * function.c (use_register_for_decl): When not optimizing, disregard
28343 register keyword for variables with types containing methods.
28345 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28347 PR middle-end/39447
28348 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28349 (is_simple_operand): Call contains_component_ref_p before calling data
28350 reference analysis that would fail on COMPONENT_REFs.
28352 * tree-vrp.c (search_for_addr_array): Fix formatting.
28354 2009-03-18 Richard Guenther <rguenther@suse.de>
28356 * tree-vect-transform.c (vect_loop_versioning): Fold the
28357 generated comparisons.
28358 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28359 (slpeel_tree_peel_loop_to_edge): Likewise.
28361 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28363 PR middle-end/37805
28364 * opts.c (print_specific_help): In addition to `undocumented',
28365 accept `separate' and `joined' flags if passed alone. Describe
28366 output by the first matched one of those.
28367 (common_handle_option): Skip over empty strings.
28368 * gcc.c (display_help): Fix help string for `--help='.
28369 * doc/invoke.texi (Option Summary, Overall Options): With
28370 `--help=', classes and qualifiers can both be repeated, but
28371 only the latter can be negated. One should not pass only
28372 negated qualifiers. Fix markup and examples.
28375 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28376 PR middle-end/37805
28377 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28378 and -fhelp=separate.
28380 2009-03-17 Jing Yu <jingyu@google.com>
28382 PR middle-end/39378
28383 * function.h (struct rtl_data): Move is_thunk from here...
28384 (struct function): ...to here.
28385 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28386 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28388 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28390 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28391 (alpha_output_function_end_prologue): Likewise.
28392 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28393 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28394 (rs6000_output_function_epilogue): Likewise.
28395 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28397 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28400 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28401 from different units in a single alternative.
28402 (*truncdfsf_i387): Ditto.
28403 (*truncxfsf2_mixed): Ditto.
28404 (*truncxfdf2_mixed): Ditto.
28406 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28408 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28409 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28412 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28413 unused non-artificial variables when not optimizing.
28416 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28417 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28418 NAMESPACE_DECL in its DECL_INITIAL.
28420 PR middle-end/39443
28421 * optabs.c (set_user_assembler_libfunc): New function.
28422 * expr.h (set_user_assembler_libfunc): New prototype.
28423 * c-common.c: Include libfuncs.h.
28424 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28425 for memcmp, memset, memcpy, memmove and abort.
28426 * Makefile.in (c-common.o): Depend on libfuncs.h.
28429 * dwarf2out.c (gen_inlined_enumeration_type_die,
28430 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28431 gen_tagged_type_instantiation_die): Removed.
28432 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28435 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28438 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28440 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28441 (check-parallel-%): Ditto.
28442 (check-consistency): Ditto.
28444 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28446 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28447 local variable rhs by NULL_TREE.
28449 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28452 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28454 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28457 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28459 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28462 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28463 for ms->sysv ABI calls only in 64bit mode.
28465 * config/i386/i386.md (untyped_call): Support 32bit.
28467 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28469 * doc/extend.texi: Replace x86_65 with x86_64.
28471 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28473 PR tree-optimization/39455
28474 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28475 mismatches for POINTER_TYPE_P (type).
28476 (number_of_iterations_le): Likewise.
28478 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28480 * config/picochip/picochip.c: Removed profiling support.
28481 * config/picochip/picochip.md: Removed profiling instruction.
28482 * config/picochip/picochip.h: Removed profiling builtin.
28484 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28486 * doc/install.texi (--with-host-libstdcxx): Document.
28488 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28491 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28492 generate a warning if the function name does not begin with
28493 "__vector" and the function has either the 'signal' or 'interrupt'
28494 attribute, from here to ...
28495 (avr_declare_function_name): ...here. New function.
28496 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28497 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28499 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28502 * cse.c (fold_rtx): Don't modify original const_arg1 when
28503 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28504 separate variable instead.
28505 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28506 from out of range shift counts.
28507 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28509 2009-03-13 Catherine Moore <clm@codesourcery.com>
28511 * config/i386/x-mingw32 (host-mingw32.o): Replace
28512 diagnostic.h with $(DIAGNOSTIC_H).
28514 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28517 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28519 * config/i386/sync.md (sync_compare_and_swap<mode>,
28520 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28521 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28523 (sync_double_compare_and_swapdi_pic,
28524 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28525 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28527 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28530 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28532 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28535 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28536 (avx_addsubv4df3): Likewise.
28537 (*avx_addsubv4sf3): Likewise.
28538 (sse3_addsubv4sf3): Likewise.
28540 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28543 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28545 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28548 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28549 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28550 registers for allocnos created from user-defined variables.
28552 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28555 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28556 of non-integer mode as well.
28558 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28560 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28561 for functions for which the parameter types are unknown.
28563 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28566 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28567 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28568 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28569 * config/i386/i386.c (ix86_local_alignment): For
28570 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28571 long long variables on the stack to avoid dynamic realignment.
28572 Allow the first argument to be a decl rather than type.
28573 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28575 2009-03-11 Nick Clifton <nickc@redhat.com>
28578 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28580 Add description to mno-lsim option.
28581 * config/mcore/mcore.h: Remove comment about deprecated m4align
28583 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28584 * doc/invoke.texi: Add description of mno-lsim and
28585 mstack-increment options.
28587 * config/fr30/fr30.opt: Document the -mno-lsim option.
28588 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28589 and -mno-lsim options.
28591 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28593 * fold-const.c (fold_comparison): Only call fold_inf_compare
28594 if the mode supports infinities.
28596 2009-03-11 Jason Merrill <jason@redhat.com>
28599 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28600 end already did. Notice GIMPLE_CALL modifications of the result.
28601 Don't copy debug information from an ignored decl or a decl from
28604 2009-03-10 Richard Guenther <rguenther@suse.de>
28605 Nathan Froyd <froydnj@codesourcery.com>
28607 PR middle-end/37850
28608 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28609 (__divMODE3): Likewise.
28611 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28613 PR tree-optimization/39394
28614 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28615 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28617 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28619 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28620 inline asms for register asm ("") declarations.
28622 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28624 * fold-const.c (fold_unary): Fix comment.
28626 2009-03-07 Jan Hubicka <jh@suse.cz>
28629 * tree-inline.c (setup_one_parameter): Do replacement of const
28630 argument by constant in SSA form.
28632 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28634 PR middle-end/38028
28635 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28636 determine alignment passed to assign_stack_local.
28637 (assign_parms_unsplit_complex): Likewise.
28638 * except.c (sjlj_build_landing_pads): Likewise.
28640 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28642 PR middle-end/39360
28643 * tree-flow.h (add_referenced_var): Return bool instead of void.
28644 * tree-dfa.c (add_referenced_var): Return result of
28645 referenced_var_check_and_insert call.
28646 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28647 of referenced_var_check_and_insert.
28650 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28651 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28652 DIE, don't emit it if abstract origin already has it.
28653 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28654 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28656 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28658 * genpreds.c (needs_variable): Fix parentheses at variable name
28660 (write_tm_constrs_h): Indent generated code.
28662 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28664 * doc/extend.texi (Function Attributes): Add documentation
28665 for isr attributes.
28667 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28670 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28671 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28673 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28675 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28678 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28681 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28682 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28684 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28686 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28687 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28688 constants instead of magic numbers.
28689 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28691 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28692 (x86_64_ms_abi_int_parameter_registers): Ditto.
28693 (x86_64_int_return_registers): Ditto.
28694 (ix86_maybe_switch_abi): Ditto.
28695 (ix86_expand_call): Ditto for clobbered_registers array.
28696 (ix86_hard_regno_mode_ok): Ditto.
28697 (x86_extended_QIreg_mentioned_p): Ditto.
28699 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28701 PR tree-optimization/39349
28702 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28704 * combine.c (gen_lowpart_for_combine): Use omode when generating
28707 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28709 PR rtl-optimization/39235
28710 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28712 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28714 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28716 2009-03-04 Richard Guenther <rguenther@suse.de>
28718 PR tree-optimization/39362
28719 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28720 that occur in abnormal PHIs should be varying.
28722 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28724 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28726 (simple_iv): Take loop as an argument instead of statement.
28727 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28728 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28730 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28732 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28733 * matrix-reorg.c (analyze_transpose): Ditto.
28734 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28735 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28736 * tree-predcom.c (ref_at_iteration): Ditto.
28737 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28739 2009-03-04 Richard Guenther <rguenther@suse.de>
28741 PR tree-optimization/39358
28742 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28743 escaped_id and callused_id.
28744 (solve_graph): Likewise.
28746 2009-03-04 Richard Guenther <rguenther@suse.de>
28748 PR tree-optimization/39339
28749 * tree-sra.c (try_instantiate_multiple_fields): Make it
28750 no longer ICE on the above.
28752 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28754 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28755 that fits within Pmode.
28757 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28759 PR middle-end/10109
28760 * tm.texi (LIBCALL_VALUE): Update description.
28762 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28764 PR middle-end/34443
28765 * doc/extend.texi (section): Update description.
28767 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28769 PR middle-end/39345
28770 * tree-inline.c (remapped_type): New.
28771 (can_be_nonlocal): Call remapped_type instead of remap_type.
28773 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28776 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28777 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28779 2009-03-03 Richard Guenther <rguenther@suse.de>
28781 PR middle-end/39272
28782 * tree.c (tree_nonartificial_location): New function.
28783 * tree.h (tree_nonartificial_location): Declare.
28784 * builtins.c (expand_builtin_memory_chk): Provide location
28785 of the call location for artificial function pieces.
28786 (maybe_emit_chk_warning): Likewise.
28787 (maybe_emit_sprintf_chk_warning): Likewise.
28788 (maybe_emit_free_warning): Likewise.
28789 * expr.c (expand_expr_real_1): Likewise.
28791 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28793 PR tree-optimization/39343
28794 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28795 COMPONENT_REF t has ARRAY_TYPE.
28797 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28799 PR middle-end/39335
28800 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28801 when the type precision of the induction variable should be
28802 larger than the type precision of nit.
28803 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28804 * graphite.c (graphite_loop_normal_form): Same.
28805 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28807 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28809 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28810 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28811 numbers to describe clobbered registers.
28812 (*call_value_0_rex64_ms_sysv): Ditto.
28813 * config/i386/mmx.md (mmx_emms): Ditto.
28814 (mmx_femms): Ditto.
28816 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28818 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28821 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28823 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28824 (spu_section_type_flags): New function.
28826 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28828 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28829 reg_class_contents of FLOAT_REGS into a temporary.
28831 2009-03-02 Richard Guenther <rguenther@suse.de>
28832 Ira Rosen <irar@il.ibm.com>
28834 PR tree-optimization/39318
28835 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28836 information to the vectorized statement.
28838 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28840 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28841 variable. Use defined names instead of magic constants for REX SSE
28844 2009-03-01 Richard Guenther <rguenther@suse.de>
28846 PR tree-optimization/39331
28847 * omp-low.c (lower_send_shared_vars): Do not receive new
28848 values for the reference of DECL_BY_REFERENCE parms or results.
28850 2009-03-01 Jan Hubicka <jh@suse.cz>
28853 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28854 BLOCK_NONLOCALIZED_VAR): New macros.
28855 (tree_block): Add nonlocalized_vars.
28856 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28857 gen_decl_die): Add origin argument. Allow generation of die with
28858 origin at hand only.
28859 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28860 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28862 (gen_block_die): Fix checking for unused blocks.
28863 (process_scope_var): Break out from .... ; work with origins only.
28864 (decls_for_scope) ... here; process nonlocalized list.
28865 (dwarf2out_ignore_block): Look for nonlocalized vars.
28866 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28868 (dump_scope_block): Dump them.
28869 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28870 (remap_block): Likewise.
28871 (can_be_nonlocal): New predicate.
28872 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28874 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28876 * configure: Regenerate.
28878 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28880 * optc-gen.awk: No need to duplicate option flags twice.
28881 Reuse help texts for duplicate options which do not have any.
28883 * gcc.c (display_help): Document --version.
28885 * gcc.c (main): If print_help_list and verbose_flag, ensure
28886 driver output comes before subprocess output.
28888 * optc-gen.awk: Assign all remaining fields to help string,
28889 space-separated, for multi-line help in *.opt.
28891 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28892 -Wno-pedantic-ms-format is for MinGW targets only.
28894 * doc/options.texi (Option file format): Fix bad indentation,
28895 restoring dropped sentence.
28897 2009-02-28 Jan Hubicka <jh@suse.cz>
28899 * tree-inline.c (tree_function_versioning): Output debug info.
28901 2009-02-28 Jan Hubicka <jh@suse.cz>
28904 * tree-inline.c (setup_one_parameter): Do not copy propagate
28905 arguments when not optimizing.
28907 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28910 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28911 (avx_addsubv4df3): Likewise.
28912 (*avx_addsubv4sf3): Likewise.
28913 (sse3_addsubv4sf3): Likewise.
28914 (*avx_addsubv2df3): Likewise.
28915 (sse3_addsubv2df3): Likewise.
28916 (avx_unpckhps256): Correct item selectors.
28917 (avx_unpcklps256): Likewise.
28918 (avx_unpckhpd256): Likewise.
28919 (avx_unpcklpd256): Likewise.
28921 2009-02-28 Jan Hubicka <jh@suse.cz>
28923 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28925 (copy_arguments_for_versioning): If var is declared don't declare it.
28926 (tree_function_versioning): First setup substitutions and then copy
28929 2009-02-27 Jan Hubicka <jh@suse.cz>
28932 * cgraph.h (varpool_output_debug_info): Remove.
28933 * cgraphunit.c (varpool_output_debug_info): Remove.
28934 * dwarf2out.c (deferred_locations_struct): New struct
28935 (deferred_locations): New type.
28936 (deferred_locations_list): New static var.
28937 (deffer_location): New function.
28938 (gen_variable_die): Use it.
28939 (decls_for_scope): Output info on local static vars.
28940 (dwarf2out_finish): Process deferred locations.
28941 * varpool.c (varpool_output_debug_info): Remove.
28943 2009-02-27 Jan Hubicka <jh@suse.cz>
28946 * tree.h (TREE_PROTECTED): Fix comment.
28947 (BLOCK_HANDLER_BLOCK): Remove.
28948 (struct tree_block): Remove handler_block add body_block.
28949 (inlined_function_outer_scope_p): New.
28950 (is_body_block): Remove.
28951 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28952 * dwarf2out.c (is_inlined_entry_point): Remove.
28953 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28954 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28956 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28957 * gimplify.c (gimplify_expr): Gimplify body blocks.
28958 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28959 block with multiple subblocks.
28960 (dump_scope_block): Prettier output; dump more flags and info.
28961 (dump_scope_blocks): New.
28962 (remove_unused_locals): Use dump_scope_blocks.
28963 * tree-flow.h (dump_scope_blocks): Declare.
28964 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28965 * stmt.c (is_body_block): Remove.
28966 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28967 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28969 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28971 PR middle-end/39308
28972 * graphite.c (graphite_loop_normal_form): Do not call
28973 number_of_iterations_exit from a gcc_assert.
28975 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28977 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28978 jumps if COND is NULL.
28979 (find_cond_jump): New function.
28980 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28981 * config/s390/s390.md: Remove z10_cobra attribute value.
28983 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28985 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28986 force_const_mem returns NULL_RTX.
28988 2009-02-26 Jan Hubicka <jh@suse.cz>
28991 * cgraph.h (varpool_output_debug_info): Remove.
28992 * cgraphunit.c (varpool_output_debug_info): Remove.
28993 * dwarf2out.c (deferred_locations_struct): New struct
28994 (deferred_locations): New type.
28995 (deferred_locations_list): New static var.
28996 (deffer_location): New function.
28997 (gen_variable_die): Use it.
28998 (decls_for_scope): Output info on local static vars.
28999 (dwarf2out_finish): Process deferred locations.
29000 * varpool.c (varpool_output_debug_info): Remove.
29002 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29004 PR rtl-optimization/39241
29005 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29006 to subreg_offset_representable_p.
29008 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29010 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29011 execute function prototype. Get f and nregs from max_reg_num
29012 and get_insns. Remove the first backward pass as it's dead,
29013 guard the forward pass by flag_expensive_optimizations.
29014 (rest_of_handle_regmove): Delete.
29015 (pass_regmove): Replace it with regmove_optimize.
29017 2009-02-25 Martin Jambor <mjambor@suse.cz>
29019 PR tree-optimization/39259
29020 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29021 calls_alloca function flags.
29022 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29023 calls are detected.
29025 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29027 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29028 flags_set_1_rtx, flags_set_1_set): Delete.
29029 (regmove_optimize): Do not call mark_flags_life_zones.
29031 2009-02-24 Julian Brown <julian@codesourcery.com>
29034 * config/arm/arm.c (require_pic_register): Only set
29035 cfun->machine->pic_reg once per function.
29037 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29039 * doc/invoke.texi (Link Options): Document an easier way to pass
29040 options that take arguments to the GNU linker using -Xlinker and -Wl.
29042 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29045 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29047 2009-02-24 Richard Guenther <rguenther@suse.de>
29050 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29052 2009-02-24 Richard Guenther <rguenther@suse.de>
29053 Zdenek Dvorak <ook@ucw.cz>
29055 PR tree-optimization/39233
29056 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29057 from converting them to a generic type.
29059 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29061 PR tree-optimization/39260
29062 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29063 contains a condition with a real type.
29064 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29066 2009-02-23 Jason Merrill <jason@redhat.com>
29069 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29070 narrowing_initializer_constant_valid_p.
29071 (narrowing_initializer_constant_valid_p): Don't return
29072 null_pointer_node for adding a pointer to itself.
29074 2009-02-23 Jan Hubicka <jh@suse.cz>
29077 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29080 2009-02-23 Jan Hubicka <jh@suse.cz>
29082 PR tree-optimization/37709
29083 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29084 * tree.h (block_ultimate_origin): Declare.
29085 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29086 * tree-ssa-live.c (remove_unused_scope_block_p):
29087 Eliminate blocks containig no instructions nor live variables nor
29089 (dump_scope_block): New function.
29090 (remove_unused_locals): Enable removal of dead blocks by default;
29091 enable dumping at TDF_DETAILS.
29093 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29095 * config/i386/i386.c (classify_argument): Don't allow COImode
29097 (function_arg_advance_32): Don't allow OImode.
29098 (function_arg_32): Likewise.
29099 (function_value_32): Likewise.
29100 (return_in_memory_32): Likewise.
29101 (function_arg_64): Remove OImode comment.
29103 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29106 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29107 ix86_expand_vector_set for V4DImode in 64bit mode only.
29108 (ix86_expand_vector_init_one_var): Likewise.
29110 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29112 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29114 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29117 * loop-iv.c: Revert last change.
29118 * emit-rtl.c: Likewise.
29120 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29123 * config/i386/i386.c (type_natural_mode): Remove an extra
29124 space in the warning message.
29125 (function_value_32): Handle 32-byte vector modes.
29126 (return_in_memory_32): Likewise.
29128 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29130 * loop-iv.c (truncate_value): New function.
29131 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29133 (lowpart_subreg): Move to...
29134 * emit-rtl.c: ...here.
29136 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29138 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29139 accidental and undocumented change at revision 140860.
29141 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29143 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29144 take gimple_seq * arguments.
29145 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29146 types_compatible_p langhook.
29148 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29149 Joseph Myers <joseph@codesourcery.com>
29151 * config/arm/arm.c (arm_builtin_va_list): New function.
29152 (arm_expand_builtin_va_start): Likewise.
29153 (arm_gimplify_va_arg_expr): Likewise.
29154 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29155 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29156 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29157 (va_list_type): New variable.
29158 (arm_mangle_type): Mangle va_list_type appropriately.
29160 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29162 PR middle-end/39157
29163 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29164 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29165 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29166 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29167 parameter to 1000 for -O1 by default.
29168 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29170 * loop-invariant.c: Include params.h.
29171 (move_loop_invariants): Don't call move_single_loop_invariants on
29174 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29176 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29177 offset when calculating bounds for indexing stack_usage_map. Fixes
29178 a buffer overflow with certain target setups.
29180 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29183 * calls.c (expand_call): Clear try_tail_call if caller and callee
29184 disagree in promotion of function return value.
29186 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29189 * c-common.c (c_determine_visibility): If visibility changed and
29190 DECL_RTL has been already set, call make_decl_rtl to update symbol
29193 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29196 * varasm.c (assemble_variable): Don't check DECL_NAME when
29197 globalizing a variable.
29199 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29202 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29203 expression before any __builtin_trap call.
29204 * c-typeck.c (build_function_call): Convert and check function
29205 arguments before generating a call to a trap. Evaluate the
29206 function arguments before the trap.
29208 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29211 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29212 (UNSPEC_FXAM_MEM): New unspec.
29213 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29214 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29215 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29217 2009-02-19 Richard Guenther <rguenther@suse.de>
29219 PR tree-optimization/39207
29220 PR tree-optimization/39074
29221 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29222 storedanything_tree): New.
29223 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29224 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29225 (build_succ_graph): Add edges from STOREDANYTHING to all
29227 (init_base_vars): Initialize STOREDANYTHING.
29228 (compute_points_to_sets): Free substitution info after
29229 building the succ graph.
29230 (ipa_pta_execute): Likewise.
29232 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29234 (do_ds_constraint): Do not add to special var or non-pointer
29236 (type_could_have_pointers): Split out from ...
29237 (could_have_pointers): ... here. For arrays use the element type.
29238 (create_variable_info_for): Initialize may_have_pointers.
29239 (new_var_info): Likewise.
29240 (handle_lhs_call): Make the HEAP variable unknown-sized.
29241 (intra_create_variable_infos): Use a type with pointers for
29242 PARM_NOALIAS, make it unknown-sized.
29244 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29247 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29249 2009-02-18 Jason Merrill <jason@redhat.com>
29252 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29253 value if DECL_EXTERNAL.
29254 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29255 * target.h (gcc_target::binds_local_p): Clarify "module".
29256 * tree.h (TREE_PUBLIC): Clarify "module".
29258 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29261 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29262 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29264 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29267 * c.opt (Wabi): Support C and ObjC.
29270 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29272 * config/i386/i386.c (classify_argument): Warn once about the ABI
29273 change when passing union with long double.
29275 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29277 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29280 * c-parser.c (c_parser_compound_statement): Always enter and leave
29283 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29286 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29288 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29290 PR tree-optimization/36922
29291 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29292 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29295 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29297 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29300 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29302 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29304 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29306 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29309 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29310 Richard Sandiford <rdsandiford@googlemail.com>
29312 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29313 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29314 (loongson_biadd): ...this.
29316 2009-02-17 Richard Guenther <rguenther@suse.de>
29318 PR tree-optimization/39202
29319 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29320 a var make sure to follow existing collapses.
29322 2009-02-17 Richard Guenther <rguenther@suse.de>
29324 PR middle-end/39214
29325 * langhooks.c (lhd_print_error_function): Check for NULL block.
29327 2009-02-17 Richard Guenther <rguenther@suse.de>
29329 PR tree-optimization/39204
29330 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29333 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29335 * config/soft-fp/double.h: Update from glibc CVS.
29337 2009-02-17 Richard Guenther <rguenther@suse.de>
29339 PR tree-optimization/39207
29340 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29341 strict-aliasing warnings for pointers pointing to NULL.
29343 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29346 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29347 skipping until next close brace.
29349 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29352 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29353 to function argument boundary.
29355 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29357 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29358 in the lea_add. Reload eventually constraints it properly.
29359 * config/picochip/constraints.md: Remove the target constraint
29360 "b", since it is not needed anymore.
29362 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29364 * gthr-dce.h: Uglify function parameter and local variable names.
29365 * gthr-gnat.h: Likewise.
29366 * gthr-mipssde.h: Likewise.
29367 * gthr-nks.h: Likewise.
29368 * gthr-posix95.h: Likewise.
29369 * gthr-posix.h: Likewise.
29370 * gthr-rtems.h: Likewise.
29371 * gthr-single.h: Likewise.
29372 * gthr-solaris.h: Likewise.
29373 * gthr-tpf.h: Likewise.
29374 * gthr-vxworks.h: Likewise.
29375 * gthr-win32.h: Likewise.
29377 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29380 * config/i386/i386.md: Restrict the new peephole2 to move
29381 between MMX/SSE registers.
29383 2009-02-15 Richard Guenther <rguenther@suse.de>
29386 2009-02-13 Richard Guenther <rguenther@suse.de>
29388 * configure.ac: Enable LFS.
29389 * configure: Re-generate.
29390 * config.in: Likewise.
29392 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29394 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29395 spu_srqwbyte, spu_srqwbytebc): Define.
29396 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29397 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29398 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29399 "shrqby_<mode>"): New insn-and-split patterns.
29400 * config/spu/spu.c (expand_builtin_args): Determine and return
29401 number of operands using spu_builtin_description data.
29402 (spu_expand_builtin_1): Use it.
29404 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29407 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29410 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29413 * config/i386/i386.c (override_options): Correct warning
29414 messages for -malign-loops, -malign-jumps and -malign-functions.
29416 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29419 * config/i386/i386.md: Restrict the new peephole2 to move
29420 between the general purpose registers.
29422 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29425 * config/i386/i386.c (type_natural_mode): Add a new argument.
29426 Return the original mode and warn ABI change if vector size is 32byte.
29427 (function_arg_advance): Updated.
29428 (function_arg): Likewise.
29429 (ix86_function_value): Likewise.
29430 (ix86_return_in_memory): Likewise.
29431 (ix86_sol10_return_in_memory): Likewise.
29432 (ix86_gimplify_va_arg): Likewise.
29433 (function_arg_32): Don't warn ABX ABI change here.
29434 (function_arg_64): Likewise.
29436 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29438 * loop-iv.c (implies_p): In the final case, test that operands 0
29439 of the two comparisons match.
29441 * config/bfin/bfin.c (find_prev_insn_start): New function.
29442 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29443 (find_next_insn_start): Move.
29445 2009-02-13 Richard Guenther <rguenther@suse.de>
29447 * configure.ac: Enable LFS.
29448 * configure: Re-generate.
29449 * config.in: Likewise.
29451 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29454 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29455 sizes on syntax error after some arguments have been parsed.
29457 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29459 * doc/invoke.texi (-fira): Remove.
29461 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29463 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29464 * recog.c: Likewise.
29467 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29469 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29470 (umul_ppmm): Likewise.
29471 (count_leading_zeros): Likewise.
29472 (count_trailing_zeros): Likewise.
29473 (UMUL_TIME): Likewise.
29475 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29477 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29478 soft-fp/t-softfp to tmake_file.
29480 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29481 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29482 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29483 IA64_BUILTIN_INFQ]: New.
29484 (ia64_init_builtins): Initialize __builtin_infq,
29485 __builtin_fabsq and __builtin_copysignq if not HPUX.
29486 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29487 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29489 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29491 (__fixtfti): Likewise.
29492 (__fixunstfti): Likewise.
29493 (__floattitf): Likewise.
29495 * config/ia64/libgcc-glibc.ver: New.
29496 * config/ia64/t-fprules-softfp: Likewise.
29497 * config/ia64/sfp-machine.h: Likewise.
29499 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29500 (LIBGCC2_TF_CEXT): Likewise.
29501 (TF_SIZE): Likewise.
29502 (TARGET_INIT_LIBFUNCS): Likewise.
29504 * config/ia64/t-glibc (SHLINB_MAPFILES):
29505 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29507 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29509 * config/i386/i386.c (construct_container): Rewrite processing
29510 BLKmode with X86_64_SSE_CLASS.
29512 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29515 * config/i386/i386.md: Replace simplify_replace_rtx with
29516 replace_rtx in the new peephole2.
29518 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29520 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29521 loop unrolling do not happen at -O2.
29523 2009-02-12 Michael Matz <matz@suse.de>
29525 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29527 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29529 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29532 2009-02-12 Ben Elliston <bje@au.ibm.com>
29534 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29535 patterns when updating the back chain. Missed in the 2009-02-10
29538 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29540 * doc/extend.texi (Decimal Floating Types): Update identifier of
29541 draft TR and list of missing support.
29543 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29545 PR middle-end/39154
29546 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29547 bit to variable length decl's flags, add it also to its
29548 pointer replacement variable.
29550 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29551 Jakub Jelinek <jakub@redhat.com>
29554 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29555 (memory_blockage): New expander.
29556 (*memory_blockage): New insn pattern.
29557 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29558 instead of general blockage at the end of function prologue when
29559 frame pointer is used to access red zone area. Do not emit blockage
29560 when profiling, it is emitted in generic code.
29561 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29562 function epilogue when frame pointer is used to access red zone area.
29564 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29567 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29568 by arithmetic with memory operands.
29569 * config/i386/predicates.md (commutative_operator): New.
29571 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29573 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29576 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29578 * alias.h (record_alias_subset): Declare.
29579 * alias.c (record_alias_subset): Make global.
29581 2009-02-10 Nick Clifton <nickc@redhat.com>
29583 * tree-parloops.c: Change license to GPLv3.
29584 * ipa-struct-reorg.c: Change license to GPLv3.
29585 * ipa-struct-reorg.h: Change license to GPLv3.
29587 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29590 * c-decl.c (start_struct): Return NULL on error.
29592 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29594 PR middle-end/39124
29595 * cfgloopmanip.c (remove_path): Call remove_bbs after
29596 cancel_loop_tree, not before it.
29599 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29600 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29601 VAR_DECLs were seen.
29602 * tree-ssa-live.c (remove_unused_locals): Recompute
29603 cfun->has_local_explicit_reg_vars.
29604 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29605 copies or clearings if cfun->has_local_explicit_reg_vars.
29607 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29610 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29611 of function prologue when frame pointer is used to access
29614 2009-02-10 Richard Guenther <rguenther@suse.de>
29616 PR middle-end/39127
29617 * gimplify.c (gimple_regimplify_operands): Always look if
29618 we need to create a temporary.
29620 2009-02-10 Richard Guenther <rguenther@suse.de>
29622 PR tree-optimization/39132
29623 * tree-loop-distribution.c (todo): New global var.
29624 (generate_memset_zero): Trigger TODO_rebuild_alias.
29625 (tree_loop_distribution): Return todo.
29627 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29630 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29631 (x86_64_reg_class_name): Removed.
29632 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29633 first one isn't X86_64_SSE_CLASS or any other ones aren't
29634 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29635 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29636 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29637 and 3 X86_64_SSEUP_CLASS.
29638 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29639 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29641 2009-02-10 Ben Elliston <bje@au.ibm.com>
29643 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29644 form instruction to update the stack back chain word, even if the
29645 user has disabled the generation of update instructions.
29646 (movdi_<mode>_update_stack): New.
29647 (movsi_update_stack): Likewise.
29648 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29649 always use an update form instruction to update the stack back
29652 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29654 PR middle-end/38953
29655 * graphite.c (if_region_set_false_region): After moving a region in
29656 the false branch of a condition, remove the empty dummy basic block.
29657 (gloog): Remove wrong fix for PR38953.
29659 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29661 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29662 generation due to implicit sign extension.
29664 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29666 PR middle-end/38981
29667 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29668 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29670 2009-02-09 Richard Guenther <rguenther@suse.de>
29672 PR middle-end/35202
29673 * convert.c (convert_to_real): Disable (float)fn((double)x)
29674 to fnf(x) conversion if errno differences may occur and
29675 -fmath-errno is set.
29677 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29679 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29680 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29681 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29683 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29686 * c-common.c (handle_alias_attribute): Disallow attribute for
29687 anything not a FUNCTION_DECL or VAR_DECL.
29689 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29692 * real.c (do_compare): Special-case compare of zero against
29693 decimal float value.
29695 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29698 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29699 as indicating flexible array members unless the field itself is
29700 being declarared as the incomplete array.
29702 2009-02-06 Jan Hubicka <jh@suse.cz>
29704 PR tree-optimization/38844
29705 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29706 is already inlined.
29708 2009-02-06 Richard Guenther <rguenther@suse.de>
29710 PR middle-end/38977
29711 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29712 fork because we may expand it as __gcov_fork.
29714 2009-02-06 Nick Clifton <nickc@redhat.com>
29716 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29718 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29720 PR tree-optimization/35659
29721 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29722 vn_phi_eq): Shortcut if hashcode does not match.
29723 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29725 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29726 and avoid iterative_hash_expr.
29727 (FOR_EACH_VALUE_ID_IN_SET): New.
29728 (value_id_compare): Remove.
29729 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29730 sort expressions by value id.
29732 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29735 * config/sh/predicates.md (general_movsrc_operand): Don't check
29736 the subreg of system registers here.
29738 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29741 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29742 on the copied decl.
29744 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29746 PR rtl-optimization/39110
29747 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29748 addresses, not aligned ones.
29750 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29751 Richard Guenther <rguenther@suse.de>
29753 PR tree-optimization/39100
29754 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29755 comment says and add edges.
29757 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29760 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29761 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29763 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29765 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29766 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29767 register_bb_in_sese, new_sese, free_sese): Moved.
29768 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29769 outermost_loop_in_scop, build_scop_iteration_domain,
29770 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29771 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29772 Use loop_in_sese_p instead of loop_in_scop_p.
29773 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29774 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29775 (scopdet_basic_block_info): Fix bug in scop detection.
29776 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29777 eq_loop_to_cloog_loop): Remove.
29778 (nb_loops_around_loop_in_scop, nb_loop
29779 ref_nb_loops): Moved here...
29780 * graphite.h (ref_nb_loops): ... from here.
29781 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29782 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29783 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29785 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29786 Hans-Peter Nilsson <hp@axis.com>
29788 PR rtl-optimization/37889
29789 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29790 Move offset handling from PLUS to before the switch. Use new
29791 arguments when considering SYMBOL_REFs too.
29792 (rtx_addr_can_trap_p): Pass dummy offset and size.
29793 (enum may_trap_p_flags): Remove.
29794 (may_trap_p_1): Pass size from MEM_SIZE.
29796 PR rtl-optimization/38921
29797 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29798 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29799 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29800 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29802 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29804 AVX Programming Reference (January, 2009)
29805 * config/i386/sse.md (*vpclmulqdq): New.
29807 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29809 PR tree-optimization/38977
29810 PR gcov-profile/38292
29811 * calls.c (special_function_p): Disregard __builtin_ prefix.
29813 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29815 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29816 non-indexable addresses even before reload.
29818 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29821 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29822 as having variable size. Do not give an error for unnamed
29823 parameters with [*] declarators. Give a warning for type names
29824 with [*] declarators and mark them as variable size.
29825 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29826 for sizeof applied to [*] type names.
29828 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29831 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29833 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29835 * gcc.c (process_command): Update copyright notice dates.
29836 * gcov.c (print_version): Likewise.
29837 * gcov-dump.c (print_version): Likewise.
29838 * mips-tfile.c (main): Likewise.
29839 * mips-tdump.c (main): Likewise.
29841 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29844 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29845 for composite type involving a zero-length array type.
29847 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29850 * function.c (match_asm_constraints_1): Skip over
29851 initial optional % in the constraint.
29853 PR inline-asm/39059
29854 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29855 supported, don't accept FIXED_CSTs.
29856 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29857 and _Sat is used without _Fract/_Accum. Set specs->type to
29858 integer_type_node for cts_fract/cts_accum if fixed point is not
29861 2009-02-02 Catherine Moore <clm@codesourcery.com>
29863 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29865 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29867 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29868 (ABI_HAS_64BIT_SYMBOLS): Use it.
29869 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29871 2009-02-02 Paul Brook <paul@codesourcery.com>
29873 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29875 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29877 PR inline-asm/39058
29878 * recog.h (asm_operand_ok): Add constraints argument.
29879 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29880 recurse on matching constraint.
29881 (check_asm_operands): Pass constraints as 3rd argument to
29882 asm_operand_ok. Don't look up matching constraint here.
29883 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29886 2009-02-02 Ben Elliston <bje@au.ibm.com>
29888 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29889 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29891 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29893 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29894 information. Remove some obsolete information. Reorganize.
29896 * config/pa/fptr.c: Revert license to GPL 2.
29897 * config/pa/milli64.S: Likewise.
29899 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29902 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29903 LIBRARY name in, instead of hard-coding it.
29904 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29905 extra target make frag to tmake_files according to EH model.
29906 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29907 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29908 frags that define makefile variable EH_MODEL appropriately.
29909 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29910 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29911 to "-sjlj" according to type of EH configured.
29912 (LIBGCC_SONAME): Concatenate it to shared library base name.
29913 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29914 to "_sjlj" according to type of EH configured.
29915 (LIBGCC_SONAME): Concatenate it to shared library base name.
29916 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29917 (SHLIB_LINK): Add missing semicolon to if-else construct.
29918 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29919 string value of "pe_dll" command-line option.
29920 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29921 (SHLIB_SONAME): Use it when overriding t-cygming default.
29922 (SHLIB_IMPLIB): Override t-cygming default.
29923 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29924 string value of "pe_dll" command-line option.
29926 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29929 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29930 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29932 2009-01-31 Richard Guenther <rguenther@suse.de>
29934 PR tree-optimization/38937
29935 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29936 computing the transitive closure.
29938 2009-01-30 Richard Guenther <rguenther@suse.de>
29940 PR tree-optimization/39041
29941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29942 Propagate variable indices only if the types match for this stmt.
29944 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29947 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29948 inline but never defined.
29950 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29952 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29953 (*insv_h_di_reg_extimm): New insn.
29954 (*insv_l<mode>_reg_extimm): New insn.
29956 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29958 * config/picochip/picochip.c (flag_conserve_stack): set
29959 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29960 fconserve-stack. Reduce call-overhead used by inliner.
29962 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29965 * common.opt (flag_conserve_stack): Initialised to zero.
29967 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29970 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29971 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29974 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29976 * ira-color.c (allocno_reload_assign): Update comments.
29977 * regmove.c (regmove_optimize): Likewise.
29981 2009-01-29 Robert Millan <rmh@aybabtu.com>
29983 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29984 * config/i386/kopensolaris-gnu.h: New file. Undefine
29985 `MD_UNWIND_SUPPORT'.
29986 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29988 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29990 PR tree-optimization/39007
29991 * tree-loop-distribution.c (generate_builtin): Use
29992 recompute_dominator to compute the immediate dominator of the
29993 basic block just after the loop.
29995 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29997 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29998 (ASM_OUTPUT_DWARF_PCREL): Define.
30000 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30002 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30003 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30004 global. Modify entries about regmove and IRA.
30006 * ra-conflict.c: Remove the file.
30008 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30010 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30011 (pass_regclass_init): Rename to pass_reginfo_init.
30013 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30015 * toplev.h (flag_ira): Remove.
30017 * caller-save.c (setup_save_areas): Remove flag_ira.
30019 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30021 * global.c: Remove the file.
30023 * opts.c (decode_options): Remove flag_ira.
30025 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30027 * regmove.c: Modify file description.
30028 (find_use_as_address, try_auto_increment): Define them only if
30029 AUTO_INC_DEC is defined.
30030 (replacement_quality, replace_in_call_usage, fixup_match_1,
30031 stable_and_no_regs_but_for_p): Remove.
30032 (reg_set_in_bb): Make it static.
30033 (regmove_optimize): Remove flag_ira and code which worked for
30036 * local-alloc.c: Remove the file.
30038 * common.opt (fira): Remove.
30040 * ira.c: Include except.h.
30041 (eliminable_regset): Move from global.c.
30042 (mark_elimination): Ditto. Remove flag_ira.
30043 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30044 equiv_mem_modified, validate_equiv_mem_from_store,
30045 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30046 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30047 no_equiv, recorded_label_ref): Move from local-alloc.c.
30048 (update_equiv_regs): Ditto. Make it static.
30049 (print_insn_chain, print_insn_chains): Move it from global.c.
30050 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30051 (build_insn_chain): Ditto. Make it static.
30052 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30053 Rename to init_live_subregs.
30054 (gate_ira): Remove flag_ira.
30056 * regclass.c: Rename reginfo.c. Change file description.
30057 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30058 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30059 (init_reg_sets_1): Remove code for evaluation of
30060 reg_class_superclasses and losing_caller_save_reg_set.
30061 (init_regs): Remove init_reg_autoinc.
30062 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30063 ok_for_base_p_nonstrict): Remove.
30064 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30065 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30066 corresponding entries.
30067 (dump_regclass, record_operand_costs, scan_one_insn,
30068 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30069 record_address_regs, auto_inc_dec_reg_p): Remove.
30070 (gt-regclass.h): Rename to gt-reginfo.h.
30072 * rtl.h (dump_global_regs, retry_global_alloc,
30073 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30075 * Makefile.in (RA_H): Remove.
30076 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30077 Rename regclass.o to reginfo.o.
30078 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30080 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30081 (GTFILES): Rename regclass.c to reginfo.c.
30083 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30084 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30086 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30087 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30089 (finish_spills): Ditto. Remove code for !flag_ira.
30091 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30093 PR middle-end/35854
30094 * doc/invoke.texi (rtl debug options): Complete rewrite.
30095 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30097 * mode-switching.c (pass_mode_switching): Rename pass from
30098 "mode-sw" to "mode_sw".
30099 * except.c (pass_convert_to_eh_ranges): Rename pass from
30100 "eh-ranges" to "eh_ranges".
30101 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30105 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30106 Alexander Monakov <amonakov@ispras.ru>
30108 PR middle-end/38857
30109 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30111 (move_exprs_to_boundary): Change return type and pass through
30112 should_move from move_op. Relax assert. Update usage ...
30113 (schedule_expr_on_boundary): ... here. Use should_move instead of
30115 (move_op_orig_expr_found): Indicate that insn was disconnected from
30117 (code_motion_process_successors): Do not call after_merge_succs
30118 callback if original expression was not found when traversing any of
30120 (code_motion_path_driver): Change return type. Update prototype.
30121 (move_op): Update comment. Add a new parameter (should_move). Update
30122 prototype. Set *should_move based on indication provided by
30123 move_op_orig_expr_found.
30125 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30127 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30128 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30129 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30130 * config/rs6000/rs6000.c (rs6000_override_options): Default
30131 avoid-indexed-addresses on for Power6, off for everything else.
30132 (avoiding_indexed_address_p): New function.
30133 (rs6000_legitimize_address): Use it.
30134 (rs6000_legitimate_address): Likewise.
30135 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30137 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30139 PR tree-optimization/38997
30140 * tree-loop-distribution.c (generate_memset_zero): Use
30141 POINTER_PLUS_EXPR for a pointer addition.
30143 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30145 * config/s390/s390.md (bswap<mode>2): New pattern added.
30147 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30149 * config/s390/s390.md (*tls_load_31): Added type attribute.
30151 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30153 * config/s390/s390.md: Fix a few comments.
30155 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30157 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30158 (*tm<mode>_full): Fixed z10prop attribute.
30159 (*tst<mode>_extimm): Fixed z10prop attribute.
30160 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30161 (*tstqiCCT_cconly): Fixed z10prop attribute.
30162 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30163 (*movsi_larl): Fixed z10prop attribute.
30164 (*movsi_zarch): Fixed z10prop attribute.
30165 (*movsi_eas): Fixed z10prop attribute.
30166 (*movhi): Fixed z10prop attribute.
30167 (*movqi): Fixed z10prop attribute.
30168 (*movstrictqi): Fixed z10prop attribute.
30169 (*mov<mode>): Fixed z10prop attribute.
30170 (*movcc): Fixed z10prop attribute.
30171 (*sethighpartdi_64): Fixed z10prop attribute.
30172 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30173 (*negdi2_sign_cc): Fixed z10prop attribute.
30174 (*negdi2_sign): Fixed z10prop attribute.
30175 (*absdi2_sign_cc): Fixed z10prop attribute.
30176 (*absdi2_sign): Fixed z10prop attribute.
30177 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30178 (*negabsdi2_sign): Fixed z10prop attribute.
30179 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30180 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30181 (doloop_si64): Fixed z10prop attribute.
30182 (doloop_si31): Fixed z10prop attribute.
30183 (doloop_long): Fixed z10prop attribute.
30184 (indirect_jump): Fixed z10prop attribute.
30185 (nop): Fixed z10prop attribute.
30186 (main_base_64): Fixed z10prop attribute.
30187 (reload_base_64): Fixed z10prop attribute.
30189 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30191 PR rtl-optimization/38740
30192 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30194 * config/mips/mips.c (mips_reorg): Likewise.
30196 2009-01-28 Richard Guenther <rguenther@suse.de>
30198 PR tree-optimization/38926
30199 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30200 with the correct value id to a value.
30201 (do_regular_insertion): Use the value number of edoubleprime
30202 for the value number of the expr.
30205 2008-08-21 Richard Guenther <rguenther@suse.de>
30207 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30208 a PHI ask VN if it is already available.
30209 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30210 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30212 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30214 PR middle-end/38934
30215 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30216 set to varying whenever max has TREE_OVERFLOW set, similarly
30217 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30219 2009-01-28 Richard Guenther <rguenther@suse.de>
30221 PR middle-end/38908
30222 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30223 uninitialized aggregate uses in call arguments.
30225 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30227 PR tree-optimization/38984
30228 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30229 the nothing_id variable if -fno-delete-null-pointer-checks.
30231 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30234 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30235 (set_got_offset_rex64): Ditto.
30237 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30240 * doc/extend.texi: Improve local variable with asm reg.
30242 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30244 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30245 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30246 was not supplied then set warn_packed_bitfield_compat to the
30247 default value of 1.
30248 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30251 2009-01-27 Richard Guenther <rguenther@suse.de>
30253 PR tree-optimization/38503
30254 * cfgexpand.c (expand_gimple_basic_block): Ignore
30255 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30256 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30257 variables that cannot have TBAA applied.
30258 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30261 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30263 PR middle-end/38969
30264 * calls.c (initialize_argument_information): Do not wrap complex
30265 arguments in SAVE_EXPR.
30267 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30269 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30270 (INSTALL_LIBGCC): Revert typo commit.
30272 2009-01-26 Richard Guenther <rguenther@suse.de>
30274 PR tree-optimization/38745
30275 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30276 from special handling.
30278 2009-01-26 Richard Guenther <rguenther@suse.de>
30280 PR tree-optimization/38745
30281 * tree-ssa.c (execute_update_addresses_taken): Do not include
30282 variables that cannot possibly be a register in not_reg_needs.
30283 Do not clear TREE_ADDRESSABLE on vars that may not become
30285 * tree-ssa.c (update_alias_info_1): Include those in the set
30286 of addressable vars.
30288 2009-01-26 Richard Guenther <rguenther@suse.de>
30290 PR middle-end/38851
30291 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30292 * tree-ssa-dse.c: Include langhooks.h
30293 (execute_simple_dse): Remove stores with zero size.
30295 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30298 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30301 2009-01-24 Julian Brown <julian@codesourcery.com>
30303 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30304 config/arm/linux-atomic.c.
30305 * config/arm/linux-atomic.c: New.
30307 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30309 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30310 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30311 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30313 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30316 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30319 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30321 PR tree-optimization/38953
30322 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30323 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30324 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30325 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30328 2009-01-24 Paul Brook <paul@codesourcery.com>
30330 * config/arm/neon.md (neon_type): Move to arm.md.
30331 (neon_mov<VSTRUCT>): Add neon_type attribute.
30332 * config/arm/arm.md (neon_type): Move to here.
30333 (conds): Add "unconditioal" and use as default for NEON insns.
30335 2009-01-24 Ben Elliston <bje@au.ibm.com>
30337 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30338 void *' warning from -Wc++-compat.
30339 * Makefile.in (dominance.o-warn): Remove.
30341 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30343 PR tree-optimization/38932
30344 * fold-const.c (fold_unary_ignore_overflow): New.
30345 * tree.h (fold_unary_ignore_overflow): Declare.
30346 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30347 * tree-ssa-sccvn.c (visit_reference_op_load,
30348 simplify_unary_expression): Likewise.
30350 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30352 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30353 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30354 regardless of their type.
30355 * c-common.c (handle_packed_attribute): Don't ignore packed on
30357 * c.opt (Wpacked-bitfield-compat): New warning option.
30358 * stor-layout.c (place_field): Warn if offset of a field changed.
30359 * doc/extend.texi (packed): Mention the ABI change.
30360 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30361 (Warning Options): Add it to the list.
30363 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30365 * c-opts.c (c_common_post_options): Fix a typo in comments.
30367 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30369 PR middle-end/38615
30370 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30371 variables to static.
30372 * doc/invoke.texi (-fmerge-all-constants): Update description.
30374 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30377 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30378 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30380 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30382 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30384 (LOCAL_ALIGNMENT): Similarly.
30386 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30387 Joseph Myers <joseph@codesourcery.com>
30389 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30390 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30391 * config/arm/arm-tune.md: Regenerate.
30392 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30395 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30397 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30398 version number to five.
30400 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30403 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30404 * c-common.c (set_underlying_type): Likewise.
30405 (is_typedef_decl ): Likewise
30407 (set_underlying_type): Likewise.
30408 (is_typedef_type): Likewise.
30410 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30412 PR middle-end/38587
30413 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30416 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30419 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30420 (LIBGCC_SPEC): Don't define.
30421 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30423 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30425 PR rtl-optimization/38879
30426 * alias.c (base_alias_check): Unaligned access via AND address can
30427 alias all surrounding object types except those with sizes equal
30428 or wider than the size of unaligned access.
30430 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30433 * c-decl.c (clone_underlying_type): Move this ...
30434 * c-common.c (set_underlying_type): ... here.
30435 Also, make sure the function properly sets TYPE_STUB_DECL() on
30436 the newly created typedef variant type.
30437 (is_typedef_decl ): New entry point.
30438 * tree.h: Added a new member member_types_needing_access_check to
30439 struct tree_decl_non_common.
30440 (set_underlying_type): New entry point.
30441 (is_typedef_type): Likewise.
30443 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30445 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30446 Check whether two instructions have memory references that
30447 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30448 are helper functions for traversing.
30449 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30450 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30451 not to draw dependency edge for instructions with non-conflicting
30454 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30457 * longlong.h: Update copyright years. Use soft-fp license notice.
30458 Sync __clz_tab declaration with glibc.
30460 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30463 * doc/extend.texi (syscall_linkage): New.
30464 (version_id): Modify.
30466 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30467 Richard Guenther <rguenther@suse.de>
30469 PR tree-optimization/38747
30470 PR tree-optimization/38748
30471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30472 conversion if the base address is an indirect reference and the
30473 aliasing sets could cause issues.
30475 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30477 * common.opt (fgraphite, fgraphite-identity): Add comment for
30478 explaining why these options are not documented.
30480 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30482 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30483 gimple_call_lhs is NULL.
30485 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30488 * emit-rtl.c (adjust_address_1): Make sure memref is never
30491 2009-01-20 Ben Elliston <bje@au.ibm.com>
30493 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30494 const qualifier from arg parameter. Remove unnecessary cast to char *.
30495 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30496 const qualifier from arg 2.
30498 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30500 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30502 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30505 * rtl.h (reinit_regs): New prototype.
30506 * regclass.c: Include ira.h.
30507 (reinit_regs): New.
30508 * Makefile.in (regclass.o): Add ira.h.
30509 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30511 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30514 * c-common.c (handle_aligned_attribute): Use
30515 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30516 default alignment value.
30518 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30520 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30521 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30523 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30524 __BIGGEST_ALIGNMENT__.
30526 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30528 2009-01-18 Richard Guenther <rguenther@suse.de>
30530 PR tree-optimization/38819
30531 * tree-flow.h (operation_could_trap_helper_p): Declare.
30532 * tree-eh.c (operation_could_trap_helper_p): Export.
30533 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30534 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30535 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30536 are about to insert a possibly trapping instruction and fail
30539 2009-01-18 Andreas Schwab <schwab@suse.de>
30541 * doc/install.texi (Configuration): Remove obsolete paragraph
30542 about use of --with-gnu-ld with --with-gnu-as.
30544 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30546 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30547 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30548 Follow spelling conventions.
30550 2009-01-18 Ben Elliston <bje@au.ibm.com>
30552 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30553 C++ warning about implicit conversion from void * to struct
30555 (bitmap_obstack_free): Likewise for bitmap_element *.
30556 * Makefile.in (bitmap.o-warn): Remove.
30558 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30560 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30562 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30563 Tobias Grosser <tobi.grosser@amd.com>
30565 * graphite.c (graphite_trans_scop_block): Do not block single
30568 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30570 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30571 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30572 test with assertion.
30574 2009-01-16 Richard Guenther <rguenther@suse.de>
30576 PR tree-optimization/38835
30577 PR middle-end/36227
30578 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30579 and INT + PTR -> (INT)(PTR p+ INT) folding.
30580 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30582 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30585 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30586 the subreg from a lowpart subreg if it is also casting the value.
30588 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30589 Tobias Grosser <tobi.grosser@amd.com>
30591 * graphite.c (compare_prefix_loops): New.
30592 (build_scop_canonical_schedules): Rewritten.
30593 (graphite_transform_loops): Move build_scop_canonical_schedules
30594 after build_scop_iteration_domain.
30596 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30597 Tobias Grosser <tobi.grosser@amd.com>
30599 * graphite.c (add_conditions_to_domain): Add the loops to
30600 the dimension of the iteration domain. Do copy the domain
30601 only when it exists.
30602 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30603 (add_conditions_to_constraints): New.
30604 (can_generate_code_stmt, can_generate_code): Removed.
30605 (gloog): Do not call can_generate_code.
30606 (graphite_transform_loops): Call add_conditions_to_constraints
30607 after building the iteration domain.
30609 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30611 PR tree-optimization/38789
30612 * tree-ssa-threadedge.c
30613 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30614 __builtin_constant_p.
30616 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30618 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30619 examined before deleting them.
30621 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30623 * function.c (aggregate_value_p): Correctly extract the function
30624 type from CALL_EXPR_FN lookup.
30626 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30628 * config/picochip/picochip.c (picochip_override_options): Revert
30629 CFI asm flag disable commited previously.
30631 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30632 Tobias Grosser <tobi.grosser@amd.com>
30633 Jan Sjodin <jan.sjodin@amd.com>
30635 * graphite.c (scan_tree_for_params): On substractions negate
30636 all the coefficients of the term.
30637 (clast_to_gcc_expression_red): New. Handle reduction expressions
30638 of more than two operands.
30639 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30640 (get_vdef_before_scop): Handle also the case of default definitions.
30642 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30644 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30645 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30646 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30648 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30649 Joey Ye <joey.ye@intel.com>
30651 PR middle-end/37843
30652 * cfgexpand.c (expand_stack_alignment): Don't update stack
30653 boundary nor check incoming stack boundary here.
30654 (gimple_expand_cfg): Update stack boundary and check incoming
30655 stack boundary here.
30657 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30659 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30661 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30663 PR rtl-optimization/38245
30664 * calls.c (expand_call): Add stack arguments to
30665 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30666 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30667 in regs and partially in memory or BLKmode arguments.
30668 (emit_library_call_value_1): Add stack arguments to
30669 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30670 ACCUMULATE_OUTGOING_ARGS).
30671 * dce.c: Include tm_p.h.
30672 (find_call_stack_args): New function.
30673 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30675 (mark_insn): Call find_call_stack_args for CALL_Ps.
30676 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30677 forwards. Allocate and free arg_stores bitmap if needed, pass it
30678 down to deletable_insn_p, don't mark stores set in arg_stores
30679 bitmap, clear the bitmap at the beginning of each bb.
30680 * Makefile.in (dce.o): Depend on $(TM_P_H).
30682 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30685 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30686 to make sure the insn is a conditional test (bug 22599). Reformat a
30689 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30691 PR middle-end/38431
30692 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30693 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30694 (gloog): Do not call cleanup_tree_cfg.
30695 (graphite_transform_loops): Call cleanup_tree_cfg after all
30696 scops have been code generated.
30698 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30699 * doc/gty.texi (Invoking the garbage collector): Added new node
30700 and section documenting ggc_collect.
30702 2009-01-14 Richard Guenther <rguenther@suse.de>
30704 PR tree-optimization/38826
30705 PR middle-end/38477
30706 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30707 initialization notes only if we actually emitted a warning.
30708 (intra_create_variable_infos): Add constraints for a result decl
30709 that is passed by hidden reference.
30710 (build_pred_graph): Mark all related variables non-direct on
30713 2009-01-14 Nick Clifton <nickc@redhat.com>
30715 * ira-conflicts.c: Include addresses.h for the definition of
30717 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30718 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30720 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30723 * Makefile.in (ira-lives.o): Add except.h.
30725 * ira-lives.c: Include except.h.
30726 (process_bb_node_lives): Process can_throw_internal.
30728 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30730 PR rtl-optimization/38774
30731 * combine.c (simplify_set): When undoing cc_use change, don't do
30732 PUT_CODE on the newly created comparison, but instead put back the
30735 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30737 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30738 values. Remove duplicate arm8 entry.
30740 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30742 PR tree-optimization/38786
30743 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30744 the SSA_NAME case of expand_scalar_variables_expr.
30745 Set the type of an expression to the type of its assign statement.
30746 (expand_scalar_variables_expr): Also gather the scalar computation
30747 used to index the memory access. Do not pass loop_p.
30748 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30749 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30750 the gimple_stmt_iterator where it inserts new code.
30751 Do not pass loop_p.
30752 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30753 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30755 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30757 * graphite.h (debug_value): Removed.
30758 * graphite.c (debug_value): Removed.
30760 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30762 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30763 ldrd/strd with two 32-bit instructions.
30765 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30767 * config/arm/arm.c (struct processors): Pass for speed down into
30768 cost helper functions.
30769 (const_ok_for_op): Handle COMPARE and inequality nodes.
30770 (arm_rtx_costs_1): Rewrite.
30771 (arm_size_rtx_costs): Update prototype.
30772 (arm_rtx_costs): Pass speed down to helper functions.
30773 (arm_slowmul_rtx_costs): Rework cost calculations.
30774 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30775 (arm_9e_rtx_costs): Likewise.
30777 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30779 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30780 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30781 (alpha_legitimize_address): Do not split local symbols wider than
30782 UNITS_PER_WORD into HIGH/LO_SUM parts.
30784 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30787 * gcc.c (process_command): Replace call to execvp with calls
30788 to pex_one and exit.
30790 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30793 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30794 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30795 variant for devices with 3-byte PC.
30796 (__tablejump_elpm__): New.
30798 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30801 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30802 offsetof member-designator, handle it as `[0].'.
30804 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30806 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30807 function when not using named sections on targets with named sections
30808 if branch distance is less than 262132.
30810 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30812 * combine.c (combine_instructions): Recompute
30813 optimize_this_for_speed_p for each BB in the main combine loop.
30815 2009-01-12 Tomas Bily <tbily@suse.cz>
30818 * tree-loop-distribution.c (prop_phis): New function.
30819 (generate_builtin): Call prop_phis.
30821 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30823 PR tree-optimization/38807
30824 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30825 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30827 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30829 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30830 subreg of op0 to the original op0.
30832 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30834 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30836 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30839 * mips-tfile.c (parse_def): Fix parsing of def strings
30840 starting with digits.
30842 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30845 * config/arm/arm.c (arm_is_long_call_p): Don't call
30846 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30848 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30850 * regrename.c (regrename_optimize): Fix dumping.
30851 (find_oldest_value_reg): Preserve REG_POINTER.
30852 (copy_hardreg_forward_1): Likewise.
30854 2009-01-09 Diego Novillo <dnovillo@google.com>
30856 * gimple.h (struct gimple_statement_base) <uid>: Document
30857 the restrictions on its use.
30858 (gimple_uid): Tidy.
30859 (gimple_set_uid): Tidy.
30861 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30863 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30864 zero guard even if align_bytes != 0 and count is smaller than
30867 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30869 PR rtl-optimization/38495
30870 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30871 (add_range_and_copies_from_move_list): Print all added ranges.
30872 Add ranges to memory optimized destination.
30874 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30878 * config/i386/i386.c (override_options): Reject
30879 -mstringop-strategy=rep_8byte with -m32.
30880 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30881 to 1. Do count comparison against epilogue_size_needed at compile
30882 time even when count_exp was constant forced into register. For
30883 size_needed don't jump to epilogue, instead just avoid aligning
30884 and invoke the body algorithm. If need_zero_guard, add zero guard
30885 even if count is non-zero, but smaller than size_needed + number of
30886 bytes that could be stored for alignment.
30887 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30888 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30889 but smaller than size_needed + number of bytes that could be stored
30890 for alignment. Compare size_needed with epilogue_size_needed instead
30891 of desired_align - align, don't adjust size_needed, pass
30892 epilogue_size_needed to the epilogue expanders.
30895 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30897 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30899 * pa.c (last_address): Change to unsigned.
30900 (update_total_code_bytes): Change argument to unsigned. Don't
30901 check if insn addresses are set.
30902 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30903 addresses are not set.
30904 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30906 2009-01-09 Nick Clifton <nickc@redhat.com>
30908 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30909 DECL_DECLARED_INLINE_P.
30911 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30913 PR middle-end/38347
30914 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30915 GET_MODE (op0) in operand_subword_force calls.
30917 PR middle-end/38771
30918 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30919 fold_convert arg0 operands to TREE_TYPE (op0) first.
30921 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30923 * params.def (ira-max-conflict-table-size): Decrease default value
30926 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30928 PR tree-optimization/37031
30929 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30931 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30932 allocate it using gc instead of heap, use VEC_quick_push instead of
30934 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30935 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30936 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30937 allocated vector from heap allocated.
30938 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30939 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30940 vector only after perfect_loop_nest_depth call.
30942 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30943 Jan Sjodin <jan.sjodin@amd.com>
30945 PR tree-optimization/38559
30946 * graphite.c (debug_value, copy_constraint,
30947 swap_constraint_variables, scale_constraint_variable, ): New.
30948 (get_lower_bound, get_upper_bound): Removed.
30949 (graphite_trans_bb_strip_mine): Clean up this code that works
30950 only for constant number of iterations. Fully copy upper and
30951 lower bound constraints, not only the constant part of them.
30952 * graphite.h (debug_value): Declared.
30954 2009-01-08 Ira Rosen <irar@il.ibm.com>
30956 PR tree-optimization/37194
30957 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30958 Don't add the cost of cost model guard in prologue to scalar
30959 outside cost in case of known number of iterations.
30961 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30962 Alan Modra <amodra@bigpond.net.au>
30964 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30965 non-word-aligned REG+CONST addressing.
30967 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30970 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30971 free_after_compilation when outputting a thunk.
30972 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30973 Do not call free_after_compilation here.
30975 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30977 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30978 (ix86_valid_target_attribute_inner_p): Ditto.
30980 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30982 PR tree-optimization/38492
30983 PR tree-optimization/38498
30984 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30985 * tree-chrec.h (scev_is_linear_expression): Declared.
30986 * graphite.c (graphite_cannot_represent_loop_niter): New.
30987 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30988 (graphite_loop_normal_form): Use gcc_assert.
30989 (scan_tree_for_params): Use CASE_CONVERT.
30990 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30991 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30992 Use gcc_assert. Discard scops that contain unhandled cases.
30993 (build_scop_conditions): Return a boolean status for unhandled cases.
30994 (strip_mine_profitable_p): Print the loop number, not its depth.
30995 (is_interchange_valid): Pass the depth of the loop nest, don't
30996 recompute it wrongly.
30997 (graphite_trans_bb_block): Same.
30998 (graphite_trans_bb_block): Print tentative of loop blocking.
30999 (graphite_trans_scop_block): Do not print that the loop has been
31001 (graphite_transform_loops): Do not handle scops that contain condition
31004 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31006 AVX Programming Reference (December, 2008)
31007 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31008 (_mm256_stream_pd): Likewise.
31009 (_mm256_stream_ps): Likewise.
31011 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31012 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31013 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31014 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31015 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31016 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31017 (ix86_expand_special_args_builtin): Likewise.
31019 * config/i386/sse.md (AVXMODEDI): New.
31020 (avx_movnt<mode>): Likewise.
31021 (avx_movnt<mode>): Likewise.
31022 (<sse>_movnt<mode>): Remove AVX support.
31023 (sse2_movntv2di): Likewise.
31025 2009-01-07 Richard Guenther <rguenther@suse.de>
31027 PR middle-end/38751
31028 * fold-const.c (extract_muldiv): Remove obsolete comment.
31029 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31030 to PLUS_EXPR canonicalization for the canonicalization.
31032 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31034 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31035 hosted cross-compilers generating less efficient code.
31037 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31039 * function.h (rtl_data): Add a dbr_scheduled_p field.
31040 * reorg.c (dbr_schedule): Set it.
31041 (gate_handle_delay_slots): Check it.
31042 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31043 (mips_reorg): Check flag_delayed_branch instead of
31044 mips_base_delayed_branch.
31045 (mips_override_options): Don't set mips_base_delayed_branch
31046 or flag_delayed_branch.
31048 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31050 PR rtl-optimization/38426.
31051 * ira.c (ira): Set current_function_is_leaf earlier.
31053 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31055 PR rtl-optimization/38722
31056 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31057 too early, only set a flag and modify after last possible
31060 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31063 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31064 * real.c (decimal_single_format): Correct values of emin and emax.
31065 (decimal_double_format): Ditto.
31066 (decimal_quad_format): Ditto.
31067 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31068 computation of DECnn_MIN and DECnn_MAX for corrected values of
31069 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31070 __DECnn_MIN__, and adjust its computation for the corrected value
31073 2009-01-06 Jan Hubicka <jh@suse.cz>
31076 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31078 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31080 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31081 Add Robert Clark to the list of testers.
31083 2009-01-06 Jan Hubicka <jh@suse.cz>
31084 Kai Tietz <kai.tietz@onevision.com>
31086 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31087 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31089 2009-01-06 Jan Hubicka <jh@suse.cz>
31090 Kai Tietz <kai.tietz@onevision.com>
31092 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31094 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31095 (ix86_nsaved_regs): Count only general purpose regs.
31096 (ix86_nsaved_sseregs): New.
31097 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31098 to 16 for w64; compute padding and size of sse reg save area.
31099 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31100 general purpose regs.
31101 (ix86_emit_save_sse_regs_using_mov): New.
31102 (ix86_expand_prologue): Save SSE regs if needed.
31103 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31104 (ix86_emit_restore_sse_regs_using_mov): New.
31105 (ix86_expand_epilogue): Save SSE regs if needed.
31107 2009-01-06 Jan Hubicka <jh@suse.cz>
31108 Kai Tietz <kai.tietz@onevision.com>
31110 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31111 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31112 functions when accumulate outgoing args is off.
31114 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31117 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31118 before using pseudos_have_intersected_live_ranges_p.
31120 * ira-int.h (ira_assert): Always define.
31122 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31124 AVX Programming Reference (December, 2008)
31125 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31126 (_mm256_permute2_pd): Likewise.
31127 (_mm_permute2_ps): Likewise.
31128 (_mm256_permute2_ps): Likewise.
31129 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31130 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31132 * config/i386/i386.c (ix86_builtins): Remove
31133 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31134 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31135 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31136 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31137 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31138 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31139 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31140 __builtin_ia32_vpermil2ps256.
31141 (ix86_init_mmx_sse_builtins): Updated.
31142 (ix86_expand_args_builtin): Likewise.
31144 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31146 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31147 long absolute calls when generating PA 2.0 code.
31149 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31151 PR rtl-optimization/38583
31152 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31154 * params.def (ira-max-conflict-table-size): New.
31156 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31158 * ira.h (ira_conflicts_p): New external definition.
31160 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31161 table. Report this. Return result of building.
31162 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31163 building conflict table.
31165 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31166 (ira_color): Use ira_conflicts_p.
31168 * global.c: Include ira.h.
31169 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31172 * Makefile.in (global.o): Add ira.h.
31174 * ira-build.c (mark_all_loops_for_removal,
31175 propagate_some_info_from_allocno): New.
31176 (remove_unnecessary_allocnos): Call
31177 propagate_some_info_from_allocno.
31178 (remove_low_level_allocnos): New.
31179 (remove_unnecessary_regions): Add parameter. Call
31180 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31181 parameter to remove_unnecessary_regions.
31182 (ira_build): Remove all regions but root if the conflict table was
31183 not built. Update conflict hard regs for allocnos crossing calls.
31185 * ira.c (ira_conflicts_p): New global.
31186 (ira): Define and use ira_conflicts_p.
31188 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31189 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31190 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31192 2009-01-06 Ben Elliston <bje@au.ibm.com>
31194 * gengtype-lex.l (YY_NO_INPUT): Define.
31196 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31199 * c-common.c (handle_vector_size_attribute): Also reject
31200 BOOLEAN_TYPE types.
31202 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31204 PR tree-optimization/38492
31205 * graphite.c (rename_map_elt, debug_rename_elt,
31206 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31207 rename_map_elt_info, eq_rename_map_elts,
31208 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31209 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31210 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31211 (sese_build_livein_liveouts): New.
31212 (new_sese, free_sese): New.
31213 (new_scop): Call new_sese.
31214 (free_scop): Call free_sese.
31215 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31216 (register_old_new_names): Renamed register_old_and_new_names.
31217 (register_scop_liveout_renames, add_loop_exit_phis,
31218 insert_loop_close_phis, struct igp,
31219 default_liveout_before_guard, add_guard_exit_phis,
31220 insert_guard_phis, copy_renames): New.
31221 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31222 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31223 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31224 (scop_adjust_phis_for_liveouts): New.
31225 (gloog): Call scop_adjust_phis_for_liveouts.
31227 * graphite.h (struct sese): Documented. Added fields liveout,
31228 num_ver and livein.
31229 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31230 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31231 (struct scop): Added field liveout_renames.
31232 (SCOP_LIVEOUT_RENAMES): New.
31234 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31236 PR tree-optimization/38510
31237 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31238 (translate_clast): Call recompute_all_dominators before
31240 (gloog): Call recompute_all_dominators before graphite_verify.
31242 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31243 Jan Sjodin <jan.sjodin@amd.com>
31245 PR tree-optimization/38500
31246 * graphite.c (create_sese_edges): Call fix_loop_structure after
31249 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31251 * config.gcc: Add m32r*-*-rtems*.
31252 * config/m32r/rtems.h: New file.
31254 2009-01-05 Ben Elliston <bje@au.ibm.com>
31256 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31257 (.po.pox): Likewise.
31258 (po/gcc.pot): Likewise.
31260 2009-01-04 David S. Miller <davem@davemloft.net>
31262 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31263 (STARTING_FRAME_OFFSET): Always set to zero.
31265 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31267 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31268 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31269 fixed-point types, and vectors of the same.
31271 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31273 * config/mips/sync.md (*mb_barrier): Rename to...
31274 (*memory_barrier): ...this.
31276 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31278 * doc/extend.texi (Function Attributes): Move @cindex after @item
31279 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31280 and put in alphabetical order. Fix 'target' name and put in order.
31281 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31284 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31286 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31287 (memory_barrier): Expand as unspec instead of unspec_volatile.
31288 Remove mem:BLK from insn operands. Use Pmode scratch register.
31289 (*memory_barrier): Define as unspec instead of unspec_volatile.
31290 Use (match_dup 0) as input operand.
31292 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31293 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31294 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31295 scratch register. Remove operand 1.
31296 (*stbar): Define as unspec instead of unspec_volatile.
31297 Use (match_dup 0) as input operand, remove (const_int 8).
31298 (*membar): Define as unspec instead of unspec_volatile.
31299 Use (match_dup 0) as input operand, remove input operand 2.
31301 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31302 (memory_barrier): Expand as unspec instead of unspec_volatile.
31303 Remove mem:BLK from insn operands. Use Pmode scratch register.
31304 (*memory_barrier): Define as unspec instead of unspec_volatile.
31305 Use (match_dup 0) as input operand.
31307 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31308 Remove mem:BLK from insn operands. Use Pmode scratch register.
31309 Set volatile flag on operand 0.
31310 (*memory_barrier): New insn pattern.
31312 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31314 (*memory_barrier): Use (match_dup 0) as input operand.
31316 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31317 Remove mem:BLK from insn operands. Use Pmode scratch register.
31318 Set volatile flag on operand 0.
31319 (*mb_internal): New insn pattern.
31321 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31323 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31325 PR middle-end/38586
31326 * function.c (struct temp_slot): Move to the section of the file
31327 that deals with temp slots. Remove field 'address'.
31328 (temp_slot_address_table): New hash table of address -> temp slot.
31329 (struct temp_slot_address_entry): New struct, items for the table.
31330 (temp_slot_address_compute_hash, temp_slot_address_hash,
31331 temp_slot_address_eq, insert_temp_slot_address): Support functions
31333 (find_temp_slot_from_address): Rewrite to use the new hash table.
31334 (remove_unused_temp_slot_addresses): Remove addresses of temp
31335 slots that have been made available.
31336 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31337 worker function for remove_unused_temp_slot_addresses.
31338 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31339 Add the temp slot address to the address -> temp slot map.
31340 (update_temp_slot_address): Update via insert_temp_slot_address.
31341 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31342 (pop_temp_slots): Likewise.
31343 (init_temp_slots): Allocate the address -> temp slot map, or empty
31344 the map if it is already allocated.
31345 (prepare_function_start): Initialize temp slot processing.
31347 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31349 PR middle-end/38584
31350 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31351 Calculate the size of all stack vars assuming no packing of stack
31352 vars will happen, replacing a quadratic algorithm with a linear one.
31354 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31357 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31360 2009-01-03 Diego Novillo <dnovillo@google.com>
31362 * doc/contrib.texi: Update contributions.
31364 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31367 * builtins.c (fold_builtin_memory_op): Give up if either operand
31368 is volatile. Set srctype or desttype to non-qualified version
31372 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31373 and FUNCTION_DECLs.
31375 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31377 PR rtl-optimization/35805
31378 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31379 problem if fast dce is able to remove any instructions.
31380 * dce.c (dce_process_block): Fix dump message.
31382 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31385 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31387 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31389 PR middle-end/38690
31390 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31391 * tree-pretty-print.c (op_code_prio): New function.
31392 (op_prio): No longer static. Use op_code_prio.
31393 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31394 Use op_prio and op_code_prio to determine if () should be
31395 printed around operand(s) or not.
31397 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31398 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31399 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31400 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31401 pp_character instead of pp_string for single letter printing.
31403 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31405 * doc/extend.texi: Fix '#pragma GCC option' typo.
31407 2009-01-02 Richard Guenther <rguenther@suse.de>
31409 * doc/install.texi (--enable-checking): Mention different
31410 default for stage1.
31411 (--enable-stage1-checking): Document.
31413 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31415 PR middle-end/30142
31416 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31417 case to be an error.
31419 2009-01-02 Ben Elliston <bje@au.ibm.com>
31421 * config/fp-bit.h (pack_d): Constify argument.
31422 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31423 (isnan): Constify argument.
31425 (iszero): Likewise.
31426 (pack_d): Likewise.
31427 (_fpadd_parts): Constify return type.
31428 (_fpmul_parts): Likewise.
31429 (_fpdiv_parts): Likewise.
31431 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31434 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31435 warn about overwriting initializer with side-effects or
31436 -Woverride-init if !IMPLICIT.
31437 (output_init_element): Likewise. Pass IMPLICIT down to
31439 (process_init_element): Add IMPLICIT argument. Pass it down
31440 to output_init_element.
31441 (push_init_element, pop_init_level, set_designator): Adjust
31442 process_init_element callers.
31443 (set_nonincremental_init, set_nonincremental_init_from_string):
31444 Adjust add_pending_init callers.
31445 (output_pending_init_elements): Adjust output_init_element callers.
31446 * c-tree.h (process_init_element): Adjust prototype.
31447 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31448 process_init_element callers.
31451 Copyright (C) 2009 Free Software Foundation, Inc.
31453 Copying and distribution of this file, with or without modification,
31454 are permitted in any medium without royalty provided the copyright
31455 notice and this notice are preserved.