1 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
4 * explow.c (probe_stack_range): Fix typo.
5 * config/sparc/sparc.md (probe_stack): New expander.
7 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
9 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
11 2009-11-09 Jason Merrill <jason@redhat.com>
13 * gdbinit.in (pgq): New function for printing gimple sequence.
15 2009-11-09 Paul Brook <paul@codesourcery.com>
16 Daniel Jacobowitz <dan@codesourcery.com>
17 Sandra Loosemore <sandra@codesourcery.com>
19 * doc/extend.texi (Half-Precision): Update wording to reflect
20 that there are now multiple -mfpu options that enable fp16
22 * doc/invoke.texi: Update list of ARM -mfpu= options.
23 * config.gcc: Update ARM --with-fpu option list.
24 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
25 vfpv3xd and vfpv3xd-fp16.
26 (use_vfp_abi): New function.
27 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
29 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
30 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
31 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
32 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
34 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
36 (arm_print_operand): Handle 'p' modifier.
37 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
39 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
40 (TARGET_FP16): Define.
41 * config/arm/vfp.md: Disable double-precision patterns if the FPU
42 does not provide them.
43 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
44 double-precision values on a single-precision FPU.
45 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
46 double-precision constants.
47 (movhf_vfp_neon): New pattern (was movhf_vfp).
48 (movhf_vfp): Remove NEON instructions.
49 * config/arm/constraints.md: Add new "Dy" constraint for
50 double-precision constants. Update description of "Dv".
51 * config/arm/arm.md: Disable double-precision patterns if the FPU
54 2009-11-09 Jakub Jelinek <jakub@redhat.com>
56 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
57 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
60 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
62 * collect2.c (main): Search PLUGIN_LD for plugin linker.
64 * configure.ac (--with-plugin-ld): New. Default to ld.
65 * configure: Regenerated.
66 * config.in: Likewise.
68 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
69 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
71 2009-11-08 Jonathan Gray <jsg@openbsd.org>
73 * config/openbsd-stdint.h: Change to reflect what
74 c_common_nodes_and_builtins expects.
76 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
78 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
80 2009-11-08 Jakub Jelinek <jakub@redhat.com>
83 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
84 function contains at least one local dynamic name.
85 (print_operand) <case '&'>: Instead output operand lossage diagnostics
88 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
89 Joern Rennecke <amylaar@spamcop.net>
91 * cfgrtl.c (pass_free_cfg): Add pass name.
92 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
93 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
94 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
95 * df-core.c (pass_df_initialize_no_opt): Likewise.
96 * except.c (pass_rtl_eh): Likewise.
97 * function.c (pass_init_function, pass_leaf_regs): Likewise.
98 * gcse.c (pass_rtl_pre): Change pass name.
99 * passes.c (pass_postreload): Add pass name.
100 (make_pass_instance): Don't use duplicate-tracking logic for
101 names starting with '*'.
102 (next_pass_1): Assert that pass has a name.
103 (register_one_dump_file): If there is an space in the name,
105 * predict.c (pass_strip_predict_hints): Add pass name.
106 * reg-stack.c (pass_stack_regs): Likewise.
107 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
108 * tree-cfg.c (pass_warn_function_return,
109 pass_warn_function_noreturn): Add pass name.
110 * tree-dfa.c (pass_referenced_vars): Likewise.
111 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
112 Fix whitespace before comment.
113 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
114 (pass_init_datastructures): Add pass name.
115 * tree-ssa-loop.c (pass_record_bounds): Likewise.
116 * tree-ssa.c (pass_early_warn_uninitialized,
117 pass_late_warn_uninitialized): Likewise.
118 * tree.c (pass_ipa_free_lang_data): Likewise.
119 * doc/passes.texi (pass manager): Document how to disambiguate
122 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
124 * df-problems.c: Fix documentation for forward simulation of LR.
125 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
126 (df_simulate_finalize_forwards): Remove.
127 * df.h (df_simulate_finalize_forwards): Remove.
129 2009-11-08 Richard Guenther <rguenther@suse.de>
131 * tree-ssa-structalias.c (build_succ_graph): Properly make
132 variables escape if they are stored to anything.
134 2009-11-08 Richard Guenther <rguenther@suse.de>
136 PR rtl-optimization/41928
137 * loop-invariant.c (free_loop_data): If we didn't allocate
138 loop data do not try to free it.
140 2009-11-07 Jason Merrill <jason@redhat.com>
142 * tree.c (reconstruct_complex_type): Preserve attributes.
144 2009-11-07 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-structalias.c (build_succ_graph): Feed stores
147 to anything only to variables that can take pointers.
148 (get_constraint_for_ssa_var): Properly exclude full
149 variables from expanding.
150 (first_vi_for_offset): Avoid overflow in arithmetic.
151 (first_or_preceding_vi_for_offset): Likewise.
152 (count_num_arguments): Fix implementation.
153 (gate_ipa_pta): Do not run when not optimizing.
155 2009-11-07 David Binderman <dcb314@hotmail.com>
157 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
158 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
159 set but not used variables.
160 (apply_args_reg_offset): Comment out as unused.
161 * calls.c (flags_from_decl_or_type): Likewise.
162 * genautomata.c (check_regexp_units_distribution): Likewise.
164 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
167 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
168 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
169 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
170 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
171 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
172 operand alternatives.
174 2009-11-06 Michael Matz <matz@suse.de>
177 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
178 of a potential reciprocal to really be reciprocals.
180 2009-11-06 Jakub Jelinek <jakub@redhat.com>
182 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
183 lwpintrin.h after immintrin.h.
184 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
188 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
189 or non-constant index, allow index one past the last element and
190 allow exceeding array bound in arrays that might be used as flexible
193 2009-11-05 Richard Henderson <rth@redhat.com>
195 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
197 2009-11-05 Paul Brook <paul@codesourcery.com>
199 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
201 (all_fpus): Add FPU details.
202 (fp_model_for_fpu): Remove.
203 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
204 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
205 (arm_file_start): Use arm_fpu_desc.
206 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
207 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
209 (TARGET_FPA_EMU2): Define.
210 (arm_fp_model, fputype, arm_fpu_tune): Remove.
211 (vfp_reg_type, arm_fpu_desc): New.
212 * config/arm/arm.md (attr fpu): Simplify.
213 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
214 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
215 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
216 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
217 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
219 2009-11-05 Michael Matz <matz@suse.de>
221 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
223 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
226 2009-11-04 Jason Merrill <jason@redhat.com>
229 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
230 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
231 (output_constant): Avoid crash after error.
233 2009-11-05 Martin Jambor <mjambor@suse.cz>
235 * tree-sra.c (struct access): Changed comment of next_sibling field.
236 (analyze_modified_params): Loop over accesses of a group rather than
237 over all with the ame base, pass a common bitmap to
239 (unmodified_by_ref_scalar_representative): Build link lists of
241 (splice_param_accesses): Likewise.
243 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
245 * df-scan.c (df-uses-record): Add case zero_extract of mem.
247 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
251 * config/i386/i386.md (probe_stack): New expander.
252 (logical operation peepholes): Do not split stack checking probes.
254 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
255 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
257 * doc/invoke.texi (-mlwp): Add documentation.
258 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
259 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
261 * config/i386/lwpintrin.h: New file, provide x86 compiler
263 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
264 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
265 * config/i386/i386-c.c (ix86_target_macros_internal): Check
267 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
268 * config/i386/i386.opt (-mlwp): New switch for LWP support.
269 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
270 (OPTION_MASK_ISA_LWP_UNSET): New.
271 (ix86_handle_option): Handle -mlwp.
272 (isa_opts): Handle -mlwp.
273 (enum pta_flags): Add PTA_LWP.
274 (override_options): Add LWP support.
275 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
276 (IX86_BUILTIN_LLWPCB32): Ditto.
277 (IX86_BUILTIN_LLWPCB64): Ditto.
278 (IX86_BUILTIN_SLWPCB16): Ditto.
279 (IX86_BUILTIN_SLWPCB32): Ditto.
280 (IX86_BUILTIN_SLWPCB64): Ditto.
281 (IX86_BUILTIN_LWPVAL16): Ditto.
282 (IX86_BUILTIN_LWPVAL32): Ditto.
283 (IX86_BUILTIN_LWPVAL64): Ditto.
284 (IX86_BUILTIN_LWPINS16): Ditto.
285 (IX86_BUILTIN_LWPINS32): Ditto.
286 (IX86_BUILTIN_LWPINS64): Ditto.
287 (enum ix86_special_builtin_type): Add LWP intrinsic support.
288 (builtin_description): Ditto.
289 (ix86_init_mmx_sse_builtins): Ditto.
290 (ix86_expand_special_args_builtin): Ditto.
291 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
293 (UNSPEC_SLWP_INTRINSIC): Ditto.
294 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
295 (UNSPECV_LWPINS_INTRINSIC): Ditto.
296 (lwp_llwpcbhi1): New lwp pattern.
297 (lwp_llwpcbsi1): Ditto.
298 (lwp_llwpcbdi1): Ditto.
299 (lwp_slwpcbhi1): Ditto.
300 (lwp_slwpcbsi1): Ditto.
301 (lwp_slwpcbdi1): Ditto.
302 (lwp_lwpvalhi3): Ditto.
303 (lwp_lwpvalsi3): Ditto.
304 (lwp_lwpvaldi3): Ditto.
305 (lwp_lwpinshi3): Ditto.
306 (lwp_lwpinssi3): Ditto.
307 (lwp_lwpinsdi3): Ditto.
309 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
310 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
313 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
316 2009-11-04 Richard Guenther <rguenther@suse.de>
317 Rafael Avila de Espindola <espindola@google.com>
319 * gcc.c (process_command): Handle arguments name@offset.
321 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
322 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
324 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
326 * config/i386/xopintrin.h: New file, provide common x86 compiler
328 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
329 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
330 * config/i386/i386-c.c(ix86_target_macros_internal): Check
332 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
333 * config/i386/i386.opt (-mxop): New switch for XOP support.
334 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
335 (UNSPEC_XOP_TRUEFALSE)
337 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
338 (PPERM_*): New constants for vpperm instruction.
339 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
340 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
341 (OPTION_MASK_ISA_XOP_UNSET): New.
342 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
343 (ix86_handle_option): Handle -mxop.
344 (isa_opts): Handle -mxop.
345 (enum pta_flags): Add PTA_XOP.
346 (override_options): Add XOP support.
347 (print_operand): Add code for XOP compare instructions.
348 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
349 (ix86_expand_int_vcond): Extend for XOP compare instruction.
351 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
352 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
353 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
354 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
355 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
356 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
357 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
359 (IX86_BUILTIN_VPCMOV256): Ditto.
360 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
361 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
362 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
363 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
364 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
365 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
367 (IX86_BUILTIN_VPPERM): Ditto.
369 (IX86_BUILTIN_VPMACSSWW): Ditto.
370 (IX86_BUILTIN_VPMACSWW): Ditto.
371 (IX86_BUILTIN_VPMACSSWD): Ditto.
372 (IX86_BUILTIN_VPMACSWD): Ditto.
373 (IX86_BUILTIN_VPMACSSDD): Ditto.
374 (IX86_BUILTIN_VPMACSDD): Ditto.
375 (IX86_BUILTIN_VPMACSSDQL): Ditto.
376 (IX86_BUILTIN_VPMACSSDQH): Ditto.
377 (IX86_BUILTIN_VPMACSDQL): Ditto.
378 (IX86_BUILTIN_VPMACSDQH): Ditto.
379 (IX86_BUILTIN_VPMADCSSWD): Ditto.
380 (IX86_BUILTIN_VPMADCSWD): Ditto.
382 (IX86_BUILTIN_VPHADDBW): Ditto.
383 (IX86_BUILTIN_VPHADDBD): Ditto.
384 (IX86_BUILTIN_VPHADDBQ): Ditto.
385 (IX86_BUILTIN_VPHADDWD): Ditto.
386 (IX86_BUILTIN_VPHADDWQ): Ditto.
387 (IX86_BUILTIN_VPHADDDQ): Ditto.
388 (IX86_BUILTIN_VPHADDUBW): Ditto.
389 (IX86_BUILTIN_VPHADDUBD): Ditto.
390 (IX86_BUILTIN_VPHADDUBQ): Ditto.
391 (IX86_BUILTIN_VPHADDUWD): Ditto.
392 (IX86_BUILTIN_VPHADDUWQ): Ditto.
393 (IX86_BUILTIN_VPHADDUDQ): Ditto.
394 (IX86_BUILTIN_VPHSUBBW): Ditto.
395 (IX86_BUILTIN_VPHSUBWD): Ditto.
396 (IX86_BUILTIN_VPHSUBDQ): Ditto.
398 (IX86_BUILTIN_VPROTB): Ditto.
399 (IX86_BUILTIN_VPROTW): Ditto.
400 (IX86_BUILTIN_VPROTD): Ditto.
401 (IX86_BUILTIN_VPROTQ): Ditto.
402 (IX86_BUILTIN_VPROTB_IMM): Ditto.
403 (IX86_BUILTIN_VPROTW_IMM): Ditto.
404 (IX86_BUILTIN_VPROTD_IMM): Ditto.
405 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
407 (IX86_BUILTIN_VPSHLB): Ditto.
408 (IX86_BUILTIN_VPSHLW): Ditto.
409 (IX86_BUILTIN_VPSHLD): Ditto.
410 (IX86_BUILTIN_VPSHLQ): Ditto.
411 (IX86_BUILTIN_VPSHAB): Ditto.
412 (IX86_BUILTIN_VPSHAW): Ditto.
413 (IX86_BUILTIN_VPSHAD): Ditto.
414 (IX86_BUILTIN_VPSHAQ): Ditto.
416 (IX86_BUILTIN_VFRCZSS): Ditto.
417 (IX86_BUILTIN_VFRCZSD): Ditto.
418 (IX86_BUILTIN_VFRCZPS): Ditto.
419 (IX86_BUILTIN_VFRCZPD): Ditto.
420 (IX86_BUILTIN_VFRCZPS256): Ditto.
421 (IX86_BUILTIN_VFRCZPD256): Ditto.
423 (IX86_BUILTIN_VPCOMEQUB): Ditto.
424 (IX86_BUILTIN_VPCOMNEUB): Ditto.
425 (IX86_BUILTIN_VPCOMLTUB): Ditto.
426 (IX86_BUILTIN_VPCOMLEUB): Ditto.
427 (IX86_BUILTIN_VPCOMGTUB): Ditto.
428 (IX86_BUILTIN_VPCOMGEUB): Ditto.
429 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
430 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
432 (IX86_BUILTIN_VPCOMEQUW): Ditto.
433 (IX86_BUILTIN_VPCOMNEUW): Ditto.
434 (IX86_BUILTIN_VPCOMLTUW): Ditto.
435 (IX86_BUILTIN_VPCOMLEUW): Ditto.
436 (IX86_BUILTIN_VPCOMGTUW): Ditto.
437 (IX86_BUILTIN_VPCOMGEUW): Ditto.
438 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
439 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
441 (IX86_BUILTIN_VPCOMEQUD): Ditto.
442 (IX86_BUILTIN_VPCOMNEUD): Ditto.
443 (IX86_BUILTIN_VPCOMLTUD): Ditto.
444 (IX86_BUILTIN_VPCOMLEUD): Ditto.
445 (IX86_BUILTIN_VPCOMGTUD): Ditto.
446 (IX86_BUILTIN_VPCOMGEUD): Ditto.
447 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
448 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
450 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
451 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
452 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
453 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
454 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
455 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
456 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
457 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
459 (IX86_BUILTIN_VPCOMEQB): Ditto.
460 (IX86_BUILTIN_VPCOMNEB): Ditto.
461 (IX86_BUILTIN_VPCOMLTB): Ditto.
462 (IX86_BUILTIN_VPCOMLEB): Ditto.
463 (IX86_BUILTIN_VPCOMGTB): Ditto.
464 (IX86_BUILTIN_VPCOMGEB): Ditto.
465 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
466 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
468 (IX86_BUILTIN_VPCOMEQW): Ditto.
469 (IX86_BUILTIN_VPCOMNEW): Ditto.
470 (IX86_BUILTIN_VPCOMLTW): Ditto.
471 (IX86_BUILTIN_VPCOMLEW): Ditto.
472 (IX86_BUILTIN_VPCOMGTW): Ditto.
473 (IX86_BUILTIN_VPCOMGEW): Ditto.
474 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
475 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
477 (IX86_BUILTIN_VPCOMEQD): Ditto.
478 (IX86_BUILTIN_VPCOMNED): Ditto.
479 (IX86_BUILTIN_VPCOMLTD): Ditto.
480 (IX86_BUILTIN_VPCOMLED): Ditto.
481 (IX86_BUILTIN_VPCOMGTD): Ditto.
482 (IX86_BUILTIN_VPCOMGED): Ditto.
483 (IX86_BUILTIN_VPCOMFALSED): Ditto.
484 (IX86_BUILTIN_VPCOMTRUED): Ditto.
486 (IX86_BUILTIN_VPCOMEQQ): Ditto.
487 (IX86_BUILTIN_VPCOMNEQ): Ditto.
488 (IX86_BUILTIN_VPCOMLTQ): Ditto.
489 (IX86_BUILTIN_VPCOMLEQ): Ditto.
490 (IX86_BUILTIN_VPCOMGTQ): Ditto.
491 (IX86_BUILTIN_VPCOMGEQ): Ditto.
492 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
493 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
495 (enum multi_arg_type): New enum for describing the various XOP
496 intrinsic argument types.
497 (bdesc_multi_arg): New table for XOP intrinsics.
498 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
499 (ix86_expand_multi_arg_builtin): New function for creating XOP
502 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
503 (xop_pmacsww): Ditto.
504 (xop_pmacssww): Ditto.
505 (xop_pmacsdd): Ditto.
506 (xop_pmacssdd): Ditto.
507 (xop_pmacssdql): Ditto.
508 (xop_pmacssdqh): Ditto.
509 (xop_pmacsdql): Ditto.
510 (xop_pmacsdql_mem): Ditto.
511 (xop_mulv2div2di3_low): Ditto.
512 (xop_pmacsdqh): Ditto.
513 (xop_pmacsdqh_mem): Ditto.
514 (xop_mulv2div2di3_high): Ditto.
515 (xop_pmacsswd): Ditto.
516 (xop_pmacswd): Ditto.
517 (xop_pmadcsswd): Ditto.
518 (xop_pmadcswd): Ditto.
519 (xop_pcmov_<mode>): Ditto.
520 (xop_pcmov_<mode>)256: Ditto.
521 (xop_phaddbw): Ditto.
522 (xop_phaddbd): Ditto.
523 (xop_phaddbq): Ditto.
524 (xop_phaddwd): Ditto.
525 (xop_phaddwq): Ditto.
526 (xop_phadddq): Ditto.
527 (xop_phaddubw): Ditto.
528 (xop_phaddubd): Ditto.
529 (xop_phaddubq): Ditto.
530 (xop_phadduwd): Ditto.
531 (xop_phadduwq): Ditto.
532 (xop_phaddudq): Ditto.
533 (xop_phsubbw): Ditto.
534 (xop_phsubwd): Ditto.
535 (xop_phsubdq): Ditto.
537 (rotl<mode>3): Ditto.
538 (rotr<mode>3): Ditto.
539 (xop_rotl<mode>3): Ditto.
540 (xop_rotr<mode>3): Ditto.
541 (vrotr<mode>3): Ditto.
542 (vrotl<mode>3): Ditto.
543 (xop_vrotl<mode>3): Ditto.
544 (vlshr<mode>3): Ditto.
545 (vashr<mode>3): Ditto.
547 (xop_ashl<mode>3): Ditto.
548 (xop_lshl<mode>3): Ditto.
553 (xop_frcz<mode>2): Ditto.
554 (xop_vmfrcz<mode>2): Ditto.
555 (xop_frcz<mode>2256): Ditto.
556 (xop_maskcmp<mode>3): Ditto.
557 (xop_maskcmp_uns<mode>3): Ditto.
558 (xop_maskcmp_uns2<mode>3): Ditto.
559 (xop_pcom_tf<mode>3): Ditto.
561 * doc/invoke.texi (-mxop): Add documentation.
562 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
564 2009-11-03 Mark Mitchell <mark@codesourcery.com>
567 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
568 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
569 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
571 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
574 * arm.md (peephole2 patterns for move and compare): New.
576 2009-11-04 Nick Clifton <nickc@redhat.com>
578 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
579 Make sure that it does not allow CONST_DOUBLEs.
580 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
581 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
582 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
583 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
584 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
585 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
586 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
587 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
588 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
589 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
590 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
591 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
592 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
593 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
594 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
596 2009-11-04 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/41919
599 * tree-vrp.c (test_for_singularity): Properly compare values.
601 2009-11-04 Revital Eres <eres@il.ibm.com>
603 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
604 Consider peeling for alignment only for stores and remove
605 redundant assignment.
607 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
610 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
611 (m68k_ok_for_sibcall_p): Handle different result return locations.
613 2009-11-04 Richard Guenther <rguenther@suse.de>
615 * c-opts.c (c_common_post_options): Move LTO option processing
617 * opts.c (decode_options): ... here.
619 2009-11-04 Jakub Jelinek <jakub@redhat.com>
621 * c-common.c (fold_offsetof_1): Use %wd instead of
622 HOST_WIDE_INT_PRINT_DEC.
624 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
626 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
629 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
631 * config.gcc (vax-*-linux*): Keep the original contents of
632 tmake_file while adding vax/t-linux.
634 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
638 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
639 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
640 (STACK_CHECK_MOVING_SP): Likewise.
641 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
642 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
643 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
644 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
645 Document PROBE_STACK.
646 * explow.c (anti_adjust_stack_and_probe): New function.
647 (allocate_dynamic_stack_space): Do not directly allocate space if
648 STACK_CHECK_MOVING_SP, instead invoke above function.
649 (emit_stack_probe): Handle probe_stack insn.
650 (PROBE_INTERVAL): New macro.
651 (STACK_GROW_OPTAB): Likewise.
652 (STACK_GROW_OFF): Likewise.
653 (probe_stack_range): Use Pmode and memory_address consistently. Fix
654 loop condition in the small constant case. Rewrite in the general
655 case to be immune to wraparounds. Make sure the address of probes
656 is valid. Try to use [base + disp] addressing mode if possible.
657 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
658 checking is enabled and STACK_CHECK_MOVING_SP.
659 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
660 return 1 for volatile references to the stack pointer.
661 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
662 __builtin_alloca if stack checking is enabled.
663 * unwind-dw2.c (uw_identify_context): Take into account whether the
664 context is that of a signal frame or not.
665 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
666 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
668 2009-11-03 Jakub Jelinek <jakub@redhat.com>
670 PR rtl-optimization/41917
671 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
672 operand isn't known to be 0, return 1.
674 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
676 * config/mips/mips.md: Fix typos.
678 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
680 * doc/invoke.texi: Fix typo.
682 2009-11-03 Paul Brook <paul@codesourcery.com>
684 * config/arm/neon.ml (vectype): Add T_floatSF.
685 (string_of_vectype): Ditto.
686 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
687 (deftypes): Use float for float32_t.
688 * config/arm/arm_neon.h: Regenerate.
690 2009-11-03 Nick Clifton <nickc@redhat.com>
691 Kevin Buettner <kevinb@redhat.com>
693 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
694 order of expected registers.
695 (rx_load_multiple_vector): Likewise.
696 (rx_rtsd_vector): Likewise.
697 * config/rx/rx.c (rx_cpu_type): New variable.
698 (rx_print_operand): Fix bug printing 64-bit constant values.
699 (rx_emit_stack_pushm): Reverse order of pushed registers.
700 (gen_rx_store_vector): Likewise.
701 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
703 (is_exception_func): Rename to is_interrupt_func and only accept
704 "interrupt" as the attribute name.
705 (rx_get_stack_layout): Use new function name.
706 (rx_func_attr_inlinable): Likewise.
707 (rx_attribute_table): Remove "exception".
708 (rx_expand_prologue): If necessary push the accumulator register
709 in the prologue of interrupt functions.
710 (rx_expand_epilogue): If necessary pop the accumulator.
711 (rx_builtins): Add RX_BUILTIN_MVTIPL.
712 (rx_expand_builtin_stz): Remove.
713 (rx_expand_builtin_mvtipl): New function.
714 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
715 (rx_expand_builtin): Likewise.
716 (rx_enable_fpu): New variable.
717 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
718 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
719 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
720 (enum rx_cpu_types): Define.
721 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
722 (INCOMING_FRAME_SP_OFFSET): Define.
723 (ARG_POINTER_CFA_OFFSET): Define.
724 (FRAME_POINTER_CFA_OFFSET): Define.
725 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
726 (ALLOW_RX_FPU_INSNS): Define.
727 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
728 fast_math_flags_set_p.
729 (UNSPEC_BUILTIN_MVTIPL): Define.
730 (revl): Rename to bswapsi2.
731 (bswaphi2): New pattern.
732 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
735 (mvtc): Remove clobber of cc0.
738 * config/rx/rx.opt (mieee): Remove.
743 (msave-acc-in-interrupts): Add.
744 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
745 (MULTILIB_DIRS): Likewise.
746 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
747 * doc/extend.texi: Remove description of "exception" function
749 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
750 -msave-acc-in-interrupts options.
752 2009-11-03 Richard Guenther <rguenther@suse.de>
754 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
756 2009-11-03 Dodji Seketeli <dodji@redhat.com>
759 * c-common.c (fold_offsetof_1): Issue errors when the member
760 designator of the offsetof expression is not legitimate.
762 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
765 names instead of numerical constants.
766 (sse_prologue_save): Ditto.
767 (*sse_prologue_save_insn): Ditto.
769 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
773 (TARGET_CALL_ESP): New define.
774 * config/i386/i386.c (initial_ix86_tune_features): Initialize
776 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
777 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
778 *call_1, *call_value_pop_1 and *call_value_1. Depend on
780 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
781 New patterns, use "lsm" as operand 1 constraint.
782 * config/i386/predicates.md (call_insn_operand): Depend on
783 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
785 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
787 PR tree-optimization/41857
788 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
789 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
791 * tree-ssa-address.c (move_hint_to_base): New function.
792 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
793 address space associated with TYPE.
794 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
795 most_expensive_mult_to_index. Call move_hint_to_base.
796 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
797 TYPE to addr_to_parts.
799 2009-11-02 Martin Jambor <mjambor@suse.cz>
801 PR tree-optimization/41750
802 * tree-sra.c (analyze_modified_params): Loop over all
803 representatives of components of a parameter.
805 2009-11-02 Jakub Jelinek <jakub@redhat.com>
807 PR tree-optimization/41841
808 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
809 local variables of not yet materialized clones.
812 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
813 for a VOIDmode variable.
816 * c-pragma.c (visstack): Change into vector of ints rather than
817 enum symbol_visibility.
818 (push_visibility): Add kind argument, push default_visibility together
820 (pop_visibility): Add kind argument, return true if successful, fail
821 if visibility stack is empty or if stack top is of different kind.
822 (handle_pragma_visibility): Don't check length of visstack, instead
823 call pop_visibility and issue diagnostics if it failed. Pass 0
824 as last argument to push_visibility and pop_visibility.
825 * c-pragma.h (push_visibility): Add kind argument.
826 (pop_visibility): Likewise. Return bool instead of void.
828 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
830 * tree.def (TARGET_MEM_REF): Update comment.
831 * alias.c (get_alias_set): Retrieve the original memory reference for
832 a TARGET_MEM_REF before proceeding.
834 2009-10-31 Anatoly Sokolov <aesok@post.ru>
836 * config/frv/frv.c (frv_function_value, frv_libcall_value,
837 frv_function_value_regno_p): New functions.
838 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
839 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
840 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
841 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
843 2009-10-31 Anatoly Sokolov <aesok@post.ru>
845 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
846 new 'outgoing' argument.
847 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
848 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
849 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
850 LIBCALL_VALUE): Remove.
851 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
852 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
853 (mh10300_function_value_regno_p): Declare.
855 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
857 * config/arm/cortex-a9.md: New - integer pipeline description.
859 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
861 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
862 aborting if the sizes of the two references don't match.
864 2009-10-31 Toon Moene <toon@moene.org>
866 * ipa-inline.c (cgraph_decide_inlining):
867 Include reason for not inlining called-once functions in dump file.
869 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
871 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
872 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
873 (LINK_SPEC): BE_LINK_SPEC added.
875 2009-10-30 Richard Guenther <rguenther@suse.de>
878 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
880 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
882 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
883 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
886 2009-10-30 Martin Jambor <mjambor@suse.cz>
888 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
890 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
893 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
894 first. Move assert on stack_alignment_estimated just before
895 setting stack_realign_needed.
896 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
897 Don't call update_stack_boundary.
899 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
900 (verride_options): Don't check ix86_force_align_arg_pointer here.
901 (ix86_function_ok_for_sibcall): Use it.
902 (ix86_update_stack_boundary): Likewise.
904 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
906 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
908 * arm.md (QHSI): New mode iterator.
909 (movqi): If generating for thumb, then truncate any immediate to
911 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
913 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
916 2009-10-29 Cary Coutant <ccoutant@google.com>
919 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
920 locations in the source).
921 (store_vcall_insn): New function.
922 (lookup_vcall_insn): New function.
923 (dwarf2out_virtual_call_token): Use store_vcall_insn.
924 (dwarf2out_copy_call_info): New function.
925 (dwarf2out_virtual_call): Use lookup_vcall_insn.
926 * emit-rtl.c (try_split): Call copy_call_info debug hook.
927 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
928 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
929 (debug_nothing_rtx_rtx): New dummy hook.
930 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
931 (xcoff_debug_hooks): Likewise.
932 * sdbout.c (sdb_debug_hooks): Likewise.
933 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
935 2009-10-29 David Daney <ddaney@caviumnetworks.com>
937 * doc/invoke.texi (mmcount-ra-address): Document new command line
939 * config/mips/mips.opt (mmcount-ra-address): New option.
940 * config/mips/mips-protos.h (mips_function_profiler): Declare new
942 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
944 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
945 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
947 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
948 mips_function_profiler.
950 2009-10-29 Steve Ellcey <sje@cup.hp.com>
954 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
955 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
956 * optc-gen.awk (cl_target_option_restore): Include call to
957 targetm.override_options_after_change.
958 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
959 * target.h (override_options_after_change): New.
960 * c-common.c (parse_optimize_options): Call
961 targetm.override_options_after_change.
962 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
963 (ia64_override_options_after_change): New.
964 (ia64_override_options) Add call to above.
966 2009-10-29 Michael Matz <matz@suse.de>
968 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
969 (gate_convert_to_rsqrt): Ditto.
970 (pass_convert_to_rsqrt): Ditto.
971 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
972 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
975 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
977 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
979 * config/arm/arm.c (find_best_start): Fix type of remainder to be
982 2009-10-29 Martin Jambor <mjambor@suse.cz>
984 PR tree-optimization/41775
985 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
986 (generate_subtree_copies): Do not unshare agg.
987 (load_assign_lhs_subreplacements): Do not unshare rhs.
988 (sra_modify_assign): Do not unshare exprs.
989 (propagate_subacesses_accross_link): Renamed to
990 propagate_subaccesses_across_link.
992 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
994 * arm.c (count_insns_for_constant): Rework to support counting for
995 thumb2 immediates as well.
996 (find_best_start): Split out from arm_gen_constant.
997 (arm_gen_constant): Rework to support XOR with immediate.
999 2009-10-29 Chao-ying Fu <fu@mips.com>
1001 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1003 (mips_expand_synci_loop): Use the length rtx to control the
1004 synci loop from the begin rtx that points to the first byte of
1007 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1009 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1011 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1013 * dbxout.c (dbxout_common_check): Accept non public trees.
1014 * dwarf2out.c (fortran_common): Accept non public trees.
1016 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1018 * common.opt (fuse-linker-plugin): New option.
1019 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1021 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1023 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1025 PR rtl-optimization/39715
1026 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1027 (gen_cstoresi_ltu_thumb1): New splitter.
1029 2009-10-28 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa.c (useless_type_conversion_p): Do not treat
1034 conversions to pointers to incomplete types as useless.
1035 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1038 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1040 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1041 vt_expand_loc unnecessarily when location is not a register nor
1045 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1046 fields don't have DECL_NAME.
1049 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1050 call convert_memory_address on addr.
1053 * config/i386/i386.c (ix86_pic_register_p): Don't call
1054 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1056 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1058 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1059 a variable part from its REG, MEM or VALUE.
1061 2009-10-28 Richard Guenther <rguenther@suse.de>
1063 * gimple.c (gimple_get_alias_set): Fix comment typo.
1065 2009-10-28 Richard Guenther <rguenther@suse.de>
1067 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1068 (free_lang_data): Unconditionally compute alias sets for all
1069 standard integer types. Bail out if gate bailed out previously.
1070 Do not reset the types_compatible_p langhook.
1071 (gate_free_lang_data): Remove.
1072 (struct pass_ipa_free_lang_data): Enable unconditionally.
1073 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1076 2009-10-28 Richard Guenther <rguenther@suse.de>
1079 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1080 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1081 (call_may_clobber_ref_p_1): Likewise.
1082 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1083 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1085 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1087 PR rtl-optimization/41812
1090 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1092 * df-problems.c (df_md_scratch): New.
1093 (df_md_alloc, df_md_free): Allocate/free it.
1094 (df_md_local_compute): Only include live registers in init.
1095 (df_md_transfer_function): Prune the in-set computed by
1096 the confluence function, and the gen-set too.
1098 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1100 PR rtl-optimization/39715
1101 * combine.c (simplify_comparison): Use extensions to
1102 widen comparisons. Try an ANDing first.
1104 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1106 PR rtl-optimization/40741
1107 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1108 a small constant is cheap.
1109 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1110 force_reg on the LHS.
1111 (xorsi3): Likewise, and split the XOR if the constant is complex
1112 and not in Thumb mode.
1114 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1116 * expmed.c (emit_store_flag): Check costs before
1117 transforming to the opposite representation.
1119 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1121 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1122 cstore result to DImode.
1124 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1126 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1127 inside the unspec vector.
1129 2009-10-27 Richard Henderson <rth@redhat.com>
1131 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1133 2009-10-27 Richard Henderson <rth@redhat.com>
1136 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1137 eh_region_may_contain_throw; update users.
1138 (eh_region_may_contain_throw): New function.
1139 (lower_catch): Check flag_exceptions before creating exception region.
1140 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1141 (lower_cleanup): Tidy existing flag_exceptions check to match.
1143 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1146 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1147 * config/i386/mingw.opt: Add fset-stack-executable.
1148 * config/i386/i386.c (ix86_trampoline_init): Make call to
1149 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1150 defined and its value is not zero.
1153 2009-10-27 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1156 handle calls to externally visible functions like in regular mode.
1157 (create_variable_info_for): Do not create function infos here.
1158 (have_alias_info): Remove write-only variable.
1159 (solve_constraints): New function split out from common code
1160 in compute_points_to_sets and ipa_pta_execute.
1161 (compute_points_to_sets): Adjust.
1162 (ipa_pta_execute): Likewise. Handle clones and externally visible
1163 functions like in non-IPA mode.
1165 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1168 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1171 2009-10-27 Richard Guenther <rguenther@suse.de>
1173 * tree-complex.c (expand_complex_div_wide): Check for
1174 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1176 2009-10-27 Revital Eres <eres@il.ibm.com>
1178 PR tree-optimization/40648
1179 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1180 Change decision of when to peel for alignment.
1182 2009-10-27 Richard Guenther <rguenther@suse.de>
1185 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1187 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1190 * fold-const.c (fold_binary_loc): Do not call
1191 protected_set_expr_location.
1193 2009-10-27 Wei Guozhi <carrot@google.com>
1196 * target.h (have_conditional_execution): Add a new target hook
1198 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1199 * targhooks.h (default_have_conditional_execution): Likewise.
1200 * targhooks.c (default_have_conditional_execution): Likewise.
1201 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1202 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1203 (arm_have_conditional_execution): New function.
1204 * ifcvt.c (noce_process_if_block, find_if_header,
1205 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1206 macro HAVE_conditional_execution to a target hook call.
1207 * recog.c (peephole2_optimize): Likewise.
1208 * sched-rgn.c (add_branch_dependences): Likewise.
1209 * final.c (asm_insn_count, final_scan_insn): Likewise.
1210 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1212 2009-10-26 Ben Elliston <bje@au.ibm.com>
1213 Michael Meissner <meissner@linux.vnet.ibm.com>
1214 Ulrich Weigand <uweigand@de.ibm.com>
1216 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1217 * config/spu/spu_cache.h: New file.
1219 * config/spu/cachemgr.c: New file.
1220 * config/spu/cache.S: New file.
1222 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1223 (ADDR_SPACE_EA): Define.
1224 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1225 * config/spu/spu.c (EAmode): New macro.
1226 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1227 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1228 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1229 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1230 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1231 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1232 (TARGET_ASM_SELECT_SECTION): Likewise.
1233 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1234 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1235 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1236 (ea_symbol_ref): New function.
1237 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1238 (spu_addr_space_legitimate_address_p): New function.
1239 (spu_addr_space_legitimize_address): Likewise.
1240 (cache_fetch): New global.
1241 (cache_fetch_dirty): Likewise.
1242 (ea_alias_set): Likewise.
1243 (ea_load_store): New function.
1244 (ea_load_store_inline): Likewise.
1245 (expand_ea_mem): Likewise.
1246 (spu_expand_mov): Handle __ea qualified memory references.
1247 (spu_addr_space_pointer_mode): New function.
1248 (spu_addr_space_address_mode): Likewise.
1249 (spu_addr_space_subset_p): Likewise.
1250 (spu_addr_space_convert): Likewise.
1251 (spu_section_type_flags): Handle "._ea" section.
1252 (spu_select_section): New function.
1253 (spu_unique_section): Likewise.
1254 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1255 and __EA64__ predefined macros.
1256 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1257 -matomic-updates switches.
1259 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1260 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1261 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1262 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1263 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1264 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1265 $(T)cache128k.o): Likewise.
1266 ($(T)libgcc_%.a): Likewise.
1268 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1269 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1270 (-maddress-space-conversion): Likewise.
1271 (-mcache-size=): Likewise.
1272 (-matomic-updates): Likewise.
1273 * doc/invoke.texi (-mea32/-mea64): Document.
1274 (-maddress-space-conversion): Likewise.
1275 (-mcache-size=): Likewise.
1276 (-matomic-updates): Likewise.
1278 2009-10-26 Ben Elliston <bje@au.ibm.com>
1279 Michael Meissner <meissner@linux.vnet.ibm.com>
1280 Ulrich Weigand <uweigand@de.ibm.com>
1282 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1284 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1285 defined, add the named address space keywords.
1286 (c_addr_space_name): New function.
1287 (complete_array_type): Preserve named address space.
1288 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1289 instead of targetm.valid_pointer_mode.
1291 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1292 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1293 (ADDR_SPACE_KEYWORD): New macro.
1294 (c_addr_space_name): Add prototype.
1296 * c-tree.h (struct c_declspecs): Add address_space member.
1297 (declspecs_add_addrspace): Add prototype.
1299 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1301 * c-parser.c (c_parse_init): Add assertion.
1302 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1303 (c_lex_one_token): Handle address space keywords.
1304 (c_token_starts_typename): Likewise.
1305 (c_token_starts_declspecs): Likewise.
1306 (c_parser_declspecs): Likewise.
1307 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1308 literal within function qualified with named address space.
1310 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1311 address space qualifiers.
1312 (shadow_tag_warned): Warn about useless address space qualifiers.
1313 (quals_from_declspecs): Handle address space qualifiers.
1314 (grokdeclarator): Likewise.
1315 (build_null_declspecs): Likewise.
1316 (declspecs_add_addrspace): New function.
1318 * c-typeck.c (addr_space_superset): New function.
1319 (qualify_type): Handle named address spaces.
1320 (composite_type): Likewise.
1321 (common_pointer_type): Likewise.
1322 (comp_target_types): Likewise.
1323 (build_conditional_expr): Likewise.
1324 (handle_warn_cast_qual): Likewise.
1325 (build_c_cast): Likewise.
1326 (convert_for_assignment): Likewise.
1327 (build_binary_op): Likewise.
1328 (pointer_diff): Handle named address spaces. Use intermediate
1329 integer type of sufficient size if required.
1331 2009-10-26 Ben Elliston <bje@au.ibm.com>
1332 Michael Meissner <meissner@linux.vnet.ibm.com>
1333 Ulrich Weigand <uweigand@de.ibm.com>
1335 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1336 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1337 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1339 * target.h (struct target_def): Add pointer_mode, address_mode,
1340 and valid_pointer_mode to addr_space substructure.
1341 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1342 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1343 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1344 (TARGET_ADDR_SPACE_HOOKS): Add them.
1345 * targhooks.c (target_default_pointer_address_modes_p): New function.
1346 * target.h (target_default_pointer_address_modes_p): Add prototype.
1347 * targhooks.c (default_addr_space_pointer_mode): New function.
1348 (default_addr_space_address_mode): Likewise.
1349 (default_addr_space_valid_pointer_mode): Likewise.
1350 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1351 (default_addr_space_address_mode): Likewise.
1352 (default_addr_space_valid_pointer_mode): Likewise.
1353 * output.h (default_valid_pointer_mode): Move to ...
1354 * targhooks.h (default_valid_pointer_mode): ... here.
1355 * varasm.c (default_valid_pointer_mode): Move to ...
1356 * targhooks.c (default_valid_pointer_mode): ... here.
1358 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1359 instead of targetm.valid_pointer_mode.
1361 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1362 * tree.c (integer_pow2p): Likewise.
1363 (tree_log2): Likewise.
1364 (tree_floor_log2): Likewise.
1365 (signed_or_unsigned_type_for): Support pointer type of different size.
1366 (int_or_pointer_precision): New function.
1367 * tree.h (int_or_pointer_precision): Add prototype.
1368 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1369 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1370 incoming pointer type instead of POINTER_SIZE.
1372 * tree.c (build_pointer_type): Use appropriate pointer mode
1373 instead of ptr_mode.
1374 (build_reference_type): Likewise.
1375 * expr.c (store_expr): Likewise.
1376 (expand_expr_addr_expr): Likewise.
1377 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1378 * cfgexpand.c (expand_debug_expr): Likewise.
1380 * auto-inc-dec.c: Include "target.h".
1381 (try_merge): Use appropriate address mode instead of Pmode.
1382 (find_inc): Likewise.
1383 * combine.c (find_split_point): Likewise.
1384 * cselib.c (cselib_record_sets): Likewise.
1385 * dse.c (replace_inc_dec): Likewise.
1386 (canon_address): Likewise.
1387 * var-tracking.c (replace_expr_with_values): Likewise.
1388 (count_uses): Likewise.
1389 (add_uses): Likewise.
1390 (add_stores): Likewise.
1391 * emit-rtl.c: Include "target.h".
1392 (adjust_address_1): Use appropriate address mode instead of Pmode.
1393 (offset_address): Likewise.
1394 * explow.c (break_out_memory_refs): Likewise.
1395 (memory_address_addr_space): Likewise.
1396 (promote_mode): Likewise.
1397 * expr.c (move_by_pieces): Likewise.
1398 (emit_block_move_via_loop): Likewise.
1399 (store_by_pieces): Likewise.
1400 (store_by_pieces_1): Likewise.
1401 (expand_assignment): Likewise.
1402 (store_constructor): Likewise.
1403 (expand_expr_addr_expr): Likewise.
1404 (expand_expr_real_1): Likewise.
1405 * cfgexpand.c (expand_debug_expr): Likewise.
1406 * ifcvt.c (noce_try_cmove_arith): Likewise.
1407 * regcprop.c (kill_autoinc_value): Likewise.
1408 * regmove.c (try_auto_increment): Likewise.
1409 * reload.c (find_reloads): Likewise.
1410 (find_reloads_address): Likewise.
1411 (find_reloads_address_1): Likewise.
1412 * sched-deps.c: Include "target.h".
1413 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1414 (sched_analyze_2): Likewise.
1415 * sel-sched-dump.c: Include "target.h".
1416 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1417 * stor-layout.c (layout_type): Likewise.
1418 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1419 (multiplier_allowed_in_address_p): Likewise.
1420 (get_address_cost): Likewise.
1421 * varasm.c (make_decl_rtl): Likewise.
1423 * expr.c (expand_assignment): Always convert offsets to appropriate
1425 (store_expr): Likewise.
1426 (store_constructor): Likewise.
1427 (expand_expr_real_1): Likewise.
1429 * reload.h (form_sum): Add MODE argument.
1430 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1431 Update recursive calls.
1432 (subst_indexed_address): Update calls to form_sum.
1434 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1435 * tree-ssa-address.c: Include "target.h".
1436 (templates): Replace by ...
1437 (mem_addr_template_list): ... this new vector.
1438 (TEMPL_IDX): Handle address space numbers.
1439 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1440 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1441 instead of global cache. Update call to gen_addr_rtx.
1442 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1443 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1445 * rtl.h (convert_memory_address_addr_space): Add prototype.
1446 (convert_memory_address): Define as macro.
1447 * explow.c (convert_memory_address): Rename to ...
1448 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1449 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1450 Update recursive calls.
1451 (memory_address_addr_space): Call convert_memory_address_addr_space.
1452 * expmed.c (make_tree): Likewise.
1453 * expr.c (expand_assignment): Likewise.
1454 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1455 (expand_expr_addr_expr): Likewise. Also, update call.
1457 * alias.c (find_base_value): Guard pointer size optimizations.
1458 (find_base_term): Likewise.
1459 * rtlanal.c (nonzero_bits1): Likewise.
1460 (num_sign_bit_copies1): Likewise.
1461 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1463 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1464 (emit-rtl.o): Likewise.
1465 (auto-inc-dec.o): Likewise.
1466 (sched-deps.o): Likewise.
1468 2009-10-26 Ben Elliston <bje@au.ibm.com>
1469 Michael Meissner <meissner@linux.vnet.ibm.com>
1470 Ulrich Weigand <uweigand@de.ibm.com>
1472 * doc/extend.texi (Named Address Spaces): New section.
1473 * coretypes.h (addr_space_t): New type.
1474 (ADDR_SPACE_GENERIC): New define.
1475 (ADDR_SPACE_GENERIC_P): New macro.
1477 * doc/tm.texi (Named Address Spaces): New section.
1478 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1479 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1480 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1481 (TARGET_ADDR_SPACE_CONVERT): Document.
1482 * target.h (struct gcc_target): Add addr_space substructure.
1483 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1484 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1485 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1486 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1487 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1488 (TARGET_INITIALIZER): Initialize addr_space hooks.
1489 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1490 (default_addr_space_legitimize_address): Likewise.
1491 (default_addr_space_subset_p): Likewise.
1492 (default_addr_space_convert): Likewise.
1493 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1494 (default_addr_space_legitimize_address): Likewise.
1495 (default_addr_space_subset_p): Likewise.
1496 (default_addr_space_convert): Likewise.
1498 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1499 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1500 (MEM_ADDR_SPACE): New macro.
1501 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1502 address space memory attribute.
1503 (mem_attrs_htab_hash): Handle address space memory attribute.
1504 (mem_attrs_htab_eq): Likewise.
1505 (set_mem_attributes_minus_bitpos): Likewise.
1506 (set_mem_alias_set): Likewise.
1507 (set_mem_align): Likewise.
1508 (set_mem_expr): Likewise.
1509 (set_mem_offset): Likewise.
1510 (set_mem_size): Likewise.
1511 (adjust_address_1): Likewise.
1512 (offset_address): Likewise.
1513 (widen_memoy_address): Likewise.
1514 (get_spill_slot_decl): Likewise.
1515 (set_mem_attrs_for_spill): Likewise.
1516 (set_mem_addr_space): New function.
1517 * emit-rtl.h (set_mem_addr_space): Add prototype.
1518 * print-rtl.c (print_rtx): Print address space memory attribute.
1519 * expr.c (expand_assignment): Set address space memory attribute
1520 of generated MEM RTXes as appropriate.
1521 (expand_expr_real_1): Likewise.
1522 * cfgexpand.c (expand_debug_expr): Likewise.
1523 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1525 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1526 size of "spare" bitfield.
1527 (TYPE_ADDR_SPACE): New macro.
1528 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1529 (DECODE_QUAL_ADDR_SPACE): Likewise.
1530 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1531 (KEEP_QUAL_ADDR_SPACE): Likewise.
1532 (TYPE_QUALS): Encode type address space.
1533 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1534 * tree.c (set_type_quals): Set type address space.
1535 (build_array_type): Inherit array address space from element type.
1536 * print-tree.c (print_node_brief): Print type address space.
1537 (print_node): Likewise.
1538 * tree-pretty-print.c (dump_generic_node): Likewise.
1540 * explow.c (memory_address): Rename to ...
1541 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1542 Use address-space aware variants of memory address routines.
1543 * recog.c (memory_address_p): Rename to ...
1544 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1545 Use address-space aware variants of memory address routines.
1546 (offsettable_address_p): Rename to ...
1547 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1548 Use address-space aware variants of memory address routines.
1549 * reload.c (strict_memory_address_p): Rename to ...
1550 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1551 Use address-space aware variants of memory address routines.
1552 (maybe_memory_address_p): Rename to ...
1553 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1554 Use address-space aware variants of memory address routines.
1555 * expr.h (memory_address_addr_space): Add prototype.
1556 (memory_address): Define as macro.
1557 * recog.h (memory_address_addr_space_p): Add prototype.
1558 (memory_address_p): Define as macro.
1559 (offsettable_address_addr_space_p): Add prototype.
1560 (offsettable_address_p): Define as macro.
1561 (strict_memory_address_addr_space_p): Add prototype.
1562 (strict_memory_address_p): Define as macro.
1564 * combine.c (find_split_point): Use address-space aware variants
1565 of memory address routines.
1566 * emit-rtl.c (operand_subword): Likewise.
1567 (change_address_1): Likewise.
1568 (adjust_address_1): Likewise.
1569 (offset_address): Likewise.
1570 * expr.c (emit_move_insn): Likewise.
1571 (expand_assignment): Likewise.
1572 (expand_expr_real_1): Likewise.
1573 * recog.c (verify_changes): Likewise.
1574 (general_operand): Likewise.
1575 (offsettable_memref_p): Likewise.
1576 (offsettable_nonstrict_memref_p): Likewise.
1577 (constrain_operands): Likewise.
1578 * reload.c (get_secondary_mem): Likewise.
1579 (find_reloads_toplev): Likewise.
1580 (find_reloads_address): Likewise.
1581 (find_reloads_subreg_address): Likewise.
1582 * reload1.c (reload): Likewise.
1583 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1584 * rtl.h (address_cost): Add ADDRSPACE argument.
1585 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1586 aware variant of memory address routines.
1587 * loop-invariant.c (create_new_invariant): Update address_cost call.
1588 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1589 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1590 Use address-space aware variant of memory address routines.
1591 (propagate_rtx_1): Update call to should_replace_address.
1592 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1594 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1595 ADDRSPACE argument. Use per-address-space instead of global cache.
1596 Use address-space aware variant of memory address routines.
1597 (get_address_cost): Likewise.
1598 (get_computation_cost_at): Update calls.
1599 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1600 Use address-space aware variant of memory address routines.
1601 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1602 (most_expensive_mult_to_index): Update call to
1603 multiplier_allowed_in_address_p.
1605 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1606 attribute to indicate named address spaces.
1608 * varasm.c (get_variable_section): DECLs in named address spaces
1611 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1612 for addresses in a non-generic address space.
1614 * expr.c (emit_block_move_hints): Do not use libcalls for
1615 memory in non-generic address spaces.
1616 (clear_storage_hints): Likewise.
1617 (expand_assignment): Likewise.
1619 * fold-const.c (operand_equal_p): Expressions refering to different
1620 address spaces are not equivalent.
1622 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1623 spaces are not equivalent.
1624 (rtx_equal_p): Likewise.
1625 * cse.c (exp_equiv_p): Likewise.
1626 * jump.c (rtx_renumbered_equal_p): Likewise.
1627 * reload.c (operands_match_p): Likewise.
1629 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1630 address spaces may alias.
1631 (true_dependence): Likewise.
1632 (canon_true_dependence): Likewise.
1633 (write_dependence_p): Likewise.
1635 * dse.c (canon_address): Handle named address spaces.
1636 * ifcvt.c (noce_try_cmove_arith): Likewise.
1638 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1639 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1640 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1641 to handle conversions between different address spaces.
1642 * fold-const.c (fold_convert_loc): Likewise.
1643 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1644 * tree-pretty-print.c (dump_generic_node): Likewise.
1645 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1646 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1647 * tree-inline.c (estimate_operator_cost): Likewise.
1648 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1649 to different address spaces are not useless.
1651 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1654 * cfgcleanup.c (trivially_empty_bb_p): New function.
1655 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1658 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1659 add_name_and_src_coords_attributes, gen_namespace_die,
1660 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1662 2009-10-26 Nick Clifton <nickc@redhat.com>
1664 * config.gcc: Add support for RX target.
1665 * config/rx: New directory.
1666 * config/rx/constraints.md: New file.
1667 * config/rx/predicates.md: New file.
1668 * config/rx/rx.c: New file.
1669 * config/rx/rx.h: New file.
1670 * config/rx/rx.md: New file.
1671 * config/rx/rx.opt: New file.
1672 * config/rx/rx-protos.h: New file.
1673 * config/rx/t-rx: New file.
1674 * doc/extend.texi: Document RX function attributes.
1675 * doc/invoke.texi: Document RX specific command line options.
1676 * doc/contrib.texi: Document RX contribution.
1677 * doc/md.texi: Document RX constraints.
1678 * doc/install.texi: Document RX support.
1680 2009-10-26 Michael Matz <matz@suse.de>
1682 PR tree-optimization/41783
1683 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1684 case for simple diamonds.
1685 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1686 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1687 argument, use alias oracle to skip some vdefs.
1688 (phi_translate_1): Change call to above, don't allocate new
1689 value ids if they can stay the same.
1690 (compute_avail): Allow vuse walking when looking up references.
1692 2009-10-26 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/41826
1695 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1696 access to re-allocated vector fields.
1698 2009-10-26 Richard Guenther <rguenther@suse.de>
1700 * graphite-sese-to-poly.c (check_poly_representation): Fix
1701 compile without checking.
1703 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1706 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1707 * gimplify.c (tree_should_carry_location_p,
1708 tree_annotate_one_with_location,tree_annotate_all_with_location):
1709 Remove obsolete functions.
1711 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1714 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1716 2009-10-25 Richard Guenther <rguenther@suse.de>
1718 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1719 Stream DECL_RESTRICTED_P.
1720 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1722 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1724 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1725 a note when expanding to nothing.
1727 2009-10-25 Richard Guenther <rguenther@suse.de>
1730 * tree.c (find_decls_types_r): Deal with Java overloading
1731 BINFO_VIRTUALS for its own purpose.
1733 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1735 * config/mips/predicates.md (hilo_operand): New predicate.
1736 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1737 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1738 splitter part from here ...:
1739 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1740 op0 and op4 to match the DINS case.
1741 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1743 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1746 * avr.md (QIDI): Add new mode iterator.
1747 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1748 patterns for all QI thru DI modes combinations.
1749 (sbrx_and_branch<mode>): Create new and based bit test and jump
1750 patterns for QI thru SI modes.
1751 avr.c (avr_out_sbxx_branch): Use only bit number.
1753 2009-10-24 Jan Hubicka <jh@suse.cz>
1755 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1757 (analyze_function): When analyzing noreturn nothrow call, do not
1758 compute written stats; free bitmaps of vars early if possible.
1759 (generate_summary): Only update bitmaps if computed.
1760 (propagate): Only dump bitmaps if computed.
1761 (ipa_reference_read_summary): Fix pasto.
1763 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1765 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1766 (aliasing_component_refs_p): ...this. Return true if there is no
1767 common base and the base access types have the same alias set.
1768 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1769 (indirect_refs_may_alias_p): Likewise.
1771 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1774 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1775 a C_MAYBE_CONST_EXPR.
1777 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1780 * config/rs6000/rs6000.c (struct machine_function): Add
1781 vsx_or_altivec_used_p to record if vector types are used.
1782 (rs6000_expand_to_rtl_hook): Rename from
1783 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1784 any vector operations, so if there are, we can set VRSAVE to
1785 non-zero when only floating point vector registers are used.
1786 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1787 (rs6000_check_vector_mode): Inner function to check if vector
1788 types are used in the code.
1789 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1790 vector instructions are used.
1792 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1793 Indicate that VSX registers which overlap floating point
1794 registers, can't be used across a call, since the ABI only states
1795 the scalar part of the register will be saved and restored.
1797 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1800 * alias.c (get_alias_set): Call langhook before returning 0 for
1801 types with structural equality.
1802 * c-common.c (c_common_get_alias_set): Use alias set of element
1803 type for arrays with structural comparison.
1805 2009-10-23 Richard Guenther <rguenther@suse.de>
1808 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1809 gimple_call_nothrow_p.
1811 2009-10-23 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/41778
1814 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1815 redundancy along a path in the CFG we want to optimize for speed
1816 is going to be removed.
1817 (execute_pre): Do partial-PRE only if the function is to be
1818 optimized for speed.
1819 (gate_pre): Do not turn off all of PRE when not optimizing a
1822 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1824 * builtins.c (fold_builtin_cabs): Use validate_arg().
1825 (fold_builtin_cexp): Fix if-logic.
1826 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1828 2009-10-22 Jeff Law <law@redhat.com>
1830 * ira-lives.c (process_single_reg_class_operands): Update the
1831 hard reg costs for all the hard registers desired by the
1832 single reg class operand.
1834 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1836 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1837 for rtxes that aren't handled specially.
1839 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1841 * rtl.h (shallow_copy_rtvec): Declare.
1842 * rtl.c (shallow_copy_rtvec): New function.
1843 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1844 rtx field if the subrtx has changed.
1846 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1848 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1849 (m32c_function_value): Make static, add new 'outgoing' argument.
1850 (m32c_libcall_value): Make static, add new 'fun' argument.
1851 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1852 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1853 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1854 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1855 (m32c_function_value, m32c_libcall_value): Delete declaration.
1857 2009-10-22 Diego Novillo <dnovillo@google.com>
1859 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1861 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1863 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1866 2009-10-22 Richard Guenther <rguenther@suse.de>
1868 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1869 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1870 (lto_symtab_merge): Do not merge cgraph nodes here.
1871 (lto_symtab_resolve_can_prevail_p): Simplify.
1872 (lto_symtab_resolve_symbols): Store cgraph node.
1873 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1874 functions from the symtab.
1875 (lto_symtab_merge_cgraph_nodes_1): New function.
1876 (lto_symtab_merge_cgraph_nodes): Likewise.
1878 2009-10-22 Richard Guenther <rguenther@suse.de>
1881 * lto-streamer-out.c (lto_output_location): Stream the
1883 * lto-streamer-in.c (lto_input_location): Likewise.
1885 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1887 * cfgloopmanip.c (duplicate_subloops): Export.
1888 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1889 (transform_to_exit_first_loop): Duplicate bbs starting from
1890 header up to loop->latch instead of exit->src.
1891 Initialize control variable to the correct number of iterations.
1892 (gather_scalar_reductions): Do not register double reductions.
1893 (parallelize_loops): Dump which loop is tested.
1894 Indicate whether the parallelized loop is inner or not.
1895 Remove the innermost-loop requirement.
1896 * cfgloop.h (duplicate_subloops): Export.
1897 * tree-cfg.c (add_phi_args_after_redirect): New function.
1898 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1899 Call duplicate_subloops.
1900 Update number of iterations at the exit condition.
1901 Don't redirect nexits always to the loop exit.
1902 Redirect copied edges from latch to the loop exit.
1904 2009-10-22 Jan Hubicka <jh@suse.cz>
1906 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1908 * ipa-inline.c (cgraph_mark_inline_edge,
1909 cgraph_decide_inlining_of_small_function,
1910 cgraph_decide_inlining, inline_read_summary): Disable indirect
1911 inlining for WPA for time being.
1913 PR tree-optimize/40556
1914 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1916 2009-10-22 Richard Guenther <rguenther@suse.de>
1918 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1919 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1921 2009-10-22 Jan Hubicka <jh@suse.cz>
1924 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1926 (check_call): Handle only indirect calls.
1927 (propagate_bits): Update comment.
1928 (write_node_summary_p): Turn bogus check to assert.
1929 (ipa_reference_write_summary): Stream calls_read_all properly.
1930 (ipa_reference_read_summary): Stream in calls_read_all properly.
1931 (read_write_all_from_decl): New function.
1932 (propagate): Handle OVERWRITABLE nodes and external calls here.
1933 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1935 (analyze_function): Do not check visibility here.
1936 (add_new_function): We summary OVERWRITABLE too.
1937 (generate_summary): Stream OVERWRITABLE nodes too.
1938 (propagate): Handle external calls and OVERWRITABLE nodes here.
1939 (local_pure_const): Check visibility here.
1941 2009-10-22 Jan Hubicka <jh@suse.cz>
1943 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1944 (pass_ipa_cp): Register them.
1945 (ipcp_init_stage): Analyze all functions for whopr/lto.
1946 (ipcp_propagate_stage): Skip external calls.
1947 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1948 * ipa-reference.c (write_node_summary_p): Fix thinko about
1950 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1951 when in ltrans, skip executing of ipa passes since everything
1952 should've been done.
1953 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1954 (inline_generate_summary): Likewise.
1955 (inline_read_summary): New function.
1956 (inline_write_summary): New function.
1957 (pass_ipa_inline): Register new hooks.
1958 * ipa-prop.c: Inlcude lto-streamer.h
1959 (ipa_edge_args_vector): Update declaration.
1960 (ipa_count_arguments, ipa_compute_jump_functions,
1961 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1962 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1963 ipa_read_node_info): New static functions.
1964 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1965 (duplicate_array): Use xmalloc.
1966 (duplicate_ggc_array): New.
1967 (ipa_edge_duplication_hook): Use it.
1968 (ipa_update_after_lto_read): New function.
1969 * ipa-prop.h (ipa_prop_write_jump_functions,
1970 ipa_prop_read_jump_functions): Declare.
1971 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1972 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1973 (ipa_edge_args_vector): Move into GGC.
1974 (ipa_check_create_edge_args): Update.
1975 (ipa_update_after_lto_read): New.
1976 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1978 (ipa_read_summaries): When in ltrans, so not read summaries.
1979 * lto-streamer.c (lto_get_section_name): Add
1980 LTO_section_jump_functions.
1981 * lto-streamer.h (LTO_section_jump_functions): New section.
1982 (produce_asm): Declare.
1983 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1984 * lto-streamer-out.c (produce_asm): Export.
1985 * lto-streamer-in.c: Include tree-pass.h
1986 (input_function): Free dominance info when done.
1987 (lto_read_body): Push ipa_inline in ltrans stage.
1988 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1989 * Makefile.in (GTFILES): Add ipa-prop.h
1991 2009-10-22 Matthias Klose <doko@ubuntu.com>
1993 * doc/install.texi: Document --enable-browser-plugin.
1995 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1997 * doc/invoke.texi (fira-loop-pressure): Update default value.
1998 * opts.c (decode_options): Remove default value setting for
1999 flag_ira_loop_pressure.
2000 * config/ia64/ia64.c (ia64_override_options): Set
2001 flag_ira_loop_pressure up for -O3.
2002 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2004 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2006 PR tree-optimization/41497
2007 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2008 chrec_dont_know if the evolution function returned by follow_ssa_edge
2009 is constant in the analyzed loop and is not compatible with the
2010 initial value before the loop.
2011 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2013 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2015 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2017 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2020 * doc/invoke.texi: Document -print-multi-os-directory.
2022 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2025 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2026 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2027 when darwin_emit_unwind_label is used.
2029 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2031 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2034 2009-10-20 Richard Henderson <rth@redhat.com>
2036 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2037 before emit_post_landing_pad.
2039 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2041 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2042 Use when calling rtx_costs.
2043 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2044 global optimize_size. Pass speed to mips_binary_cost.
2046 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2048 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2051 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2053 * rtl.h (simplify_replace_fn_rtx): Declare.
2054 (wrap_constant, unwrap_constant): Delete.
2055 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2056 (expand_debug_expr): Don't call wrap_constant.
2057 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2058 (auto_adjust_pair): Fold into...
2059 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2060 Just return a new value.
2061 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2062 otherwise use simplify_replace_rtx.
2063 * cselib.c (wrap_constant): Reinstate old definition.
2064 (cselib_expand_value_rtx_1): Don't wrap constants.
2065 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2066 simplify_replace_rtx.
2067 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2068 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2069 Use simplify_replace_rtx.
2070 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2072 (simplify_replace_rtx): ...here. Turn into a wrapper for
2073 simplify_replace_fn_rtx.
2074 (simplify_unary_operation): Don't unwrap CONSTs.
2075 * var-tracking.c (check_wrap_constant): Delete.
2076 (vt_expand_loc_callback): Don't call it.
2077 (vt_expand_loc): Likewise.
2079 2009-10-20 Pascal Obry <obry@adacore.com>
2080 Eric Botcazou <ebotcazou@adacore.com>
2082 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2084 2009-10-20 Michael Matz <matz@suse.de>
2086 * loop-invariant.c (create_new_invariant): Use different magic number.
2088 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2091 * arm.c (arm_override_options): Forcibly disable hot/cold block
2094 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2097 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2100 2009-10-20 Richard Guenther <rguenther@suse.de>
2102 * ggc-page.c: Include cfgloop.h.
2103 (struct max_alignment): Drop long double, add void *.
2104 (extra_order_size_table): Add low non-power-of-two multiples
2105 of MAX_ALIGNMENT. Drop small type-based entries, add
2106 tree_type, cgraph_node and loop.
2107 * alloc-pool.c (struct allocation_object_def): Drop long double
2110 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2113 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2114 referenced just in DEBUG_INSNs.
2116 2009-10-20 Richard Guenther <rguenther@suse.de>
2119 * gimple.c (gimple_register_type): Make sure we register
2120 the types main variant first.
2122 2009-10-20 Richard Guenther <rguenther@suse.de>
2124 * gimple.c (gimple_types_compatible_p): Simplify. Move
2125 cheap checks before hashtable queries. Add checks for
2126 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2128 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2130 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2131 without size or with size that can't be represented as a host integer.
2133 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2135 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2136 the removal of a debug stmt as a significant change.
2138 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2140 * config/s390/s390.md: Added agen condition to operand
2141 forwarding bypasses. Added bypass for early address generation
2142 use of int results. Updated comments.
2144 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2146 * config/i386/i386.c: Remove signal.h #include.
2148 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2150 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2151 * doc/rtl.texi: Document ss_abs.
2153 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2155 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2156 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2157 instead of C_LEX_RAW_STRINGS.
2158 (lex_string): Handle CPP_UTF8STRING.
2159 * c-parser.c (c_parser_postfix_expression): Likewise.
2160 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2161 (C_LEX_STRING_NO_JOIN): ... this.
2163 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2165 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2166 cris_function_value_regno_p): New functions.
2167 (cris_promote_function_mode): Update comment.
2168 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2169 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2170 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2171 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2173 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2175 * unwind-dw2.c (execute_stack_op): Fix operand order for
2176 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2178 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2180 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2181 (lower_stmt) <GIMPLE_BIND>: Add comment.
2182 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2184 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2185 Otherwise lower it and set cannot_fallthru to true.
2186 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2187 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2188 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2189 to true for a noreturn call. Do not remove statements.
2190 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2191 Set cannot_fallthru to false on function exit.
2192 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2193 <GIMPLE_ASSIGN>: Remove.
2195 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2197 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2199 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2201 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2202 next/prev_active_insn to skip DEBUG_INSNs as well.
2204 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2206 * config/arm/arm.c (output_move_neon): Use DImode in call to
2209 2009-10-19 Matthias Klose <doko@ubuntu.com>
2212 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2214 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2216 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2218 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2221 * optabs.c (expand_binop): Make mode of shift count expression mode
2222 of shift count not target.
2225 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2228 case. Force using values to replace references within the statement.
2229 (convert_local_reference_stmt): Likewise.
2231 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2233 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2234 remove a subsequent GOTO or RETURN statement.
2236 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2238 * config/avr.md (*movqi): Add zero as equally preferable constraint
2239 as general register.
2242 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2244 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2246 2009-10-17 Richard Guenther <rguenther@suse.de>
2248 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2250 2009-10-17 Richard Guenther <rguenther@suse.de>
2252 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2253 operands in COMPONENT_REFs.
2255 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2257 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2258 if not defined. Change type of second argument to const_rtx.
2259 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2261 * targhooks.h (default_libcall_value): Update prototype.
2262 * target.h (struct gcc_target): Change type of second argument of
2263 libcall_value to const_rtx.
2264 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2266 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2267 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2269 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2272 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2273 * cgraphunit.c (cgraph_optimize): Call it.
2274 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2275 (dwarf2out_assembly_start): ... here. New hook.
2276 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2277 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2279 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2280 * sdbout.c (sdb_debug_hooks): Likewise.
2281 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2282 (vmsdbgout_assembly_start): New hook.
2284 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2286 * rtl.h (RTL_LOCATION): Fix typo.
2288 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2290 * print-rtl.c (print_rtx): Print locators in asm_operands
2293 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2296 * sched-deps.c (depl_on_debug_p): New.
2297 (attach_dep_link): Reject debug deps before nondebug deps.
2298 (add_to_deps_list): Insert debug deps after nondebug deps.
2299 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2301 (sd_add_dep): Do not reject debug deps.
2302 (add_insn_mem_dependence): Don't count debug deps.
2303 (remove_from_deps): Likewise.
2304 (sched_analyze_2): Set up mem deps on debug insns.
2305 (sched_analyze_insn): Record reg uses for deps on debug insns.
2306 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2307 try_ready nondebug insn after debug insn.
2308 * ddg.c (create_ddg_dep_from_intra_loop_link,
2309 create_ddg_dep_no_link): Don't reject debug deps.
2311 2009-10-16 Richard Guenther <rguenther@suse.de>
2313 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2314 (maybe_merge_incomplete_and_complete_type): Likewise.
2315 (lto_symtab_merge): Do not call them. Do not warn for
2316 complete vs. incomplete compatible types.
2317 (lto_symtab_merge_decls_2): Simplify.
2318 * gimple.c (gimple_force_type_merge): Remove.
2319 (gimple_types_compatible_p): Make it static.
2320 * gimple.h (gimple_force_type_merge): Remove.
2321 (gimple_types_compatible_p): Likewise.
2323 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2325 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2326 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2328 2009-10-16 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/41728
2331 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2332 if fold_stmt did anything.
2334 2009-10-16 Richard Guenther <rguenther@suse.de>
2337 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2338 (maybe_fixup_handled_component): New function.
2339 (input_gimple_stmt): Fixup mismatched decl replacements.
2341 2009-10-16 Richard Guenther <rguenther@suse.de>
2344 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2345 the same as VAR_DECL.
2347 2009-10-16 Richard Guenther <rguenther@suse.de>
2349 * gimple.c (iterative_hash_gimple_type): For integer types
2350 also hash their minimum and maximum values and the string flag.
2351 For array types hash their domain and the string flag.
2353 2009-10-16 Richard Guenther <rguenther@suse.de>
2355 * gimple.c (gimple_types_compatible_p): Restrict completing
2356 types to record or unions. Simplify completion.
2357 Do not merge records or unions with different
2358 TYPE_STRUCTURAL_EQUALITY_P tag.
2359 (iterative_hash_gimple_type): Restrict non-recursing into
2360 pointer targets for records and unions.
2362 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2365 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2366 * dwarf2out.c (mem_loc_descriptor): Don't handle
2367 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2368 punt if it is not lowpart subreg or if inner mode isn't
2371 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2373 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2374 investigating previous or next insns.
2376 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2378 * tree-sra.c (build_ref_for_offset_1): Update comment.
2380 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2382 * config/s390/s390.md (atype): Added missing values.
2384 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2387 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2388 (casesi64p): Update pattern to reflect above.
2390 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2392 PR rtl-optimization/41697
2393 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2395 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2398 * config/rs6000/predicates.md: Update copyright year.
2399 * config/rs6000/altivec.md: Ditto.
2401 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2402 (MD_INCLUDES): Add a2.md.
2404 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2405 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2406 (builtin_classify): New static vector to classify various builtins
2407 to get the tree attributes correct.
2408 (def_builtin): Set the attributes of builtins based on what the
2409 builtin does (i.e. memory operation, floating point, saturation
2410 need special attributes, others are pure functions).
2412 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2414 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2415 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2416 RS6000_BUILTIN_COUNT.
2417 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2418 MAX_RS6000_BUILTINS.
2420 * config/rs6000/rs6000-builtin.def: New file that combines the
2421 builtin enumeration name and attributes.
2423 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2425 * config/i386/linux.h (ASM_SPEC): Add --32.
2427 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2429 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2430 and DW_TAG_template_alias.
2431 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2432 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2433 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2434 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2435 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2436 and DW_AT_GNU_odr_signature.
2437 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2438 DW_FORM_flag_present and DW_FORM_ref_sig8.
2439 (output_signature): Only print name on the first byte.
2440 (output_die): Likewise for dw_val_class_data8.
2442 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2444 * doc/invoke.texi: Clarify that most optimizations are not enabled
2447 2009-10-15 Richard Guenther <rguenther@suse.de>
2450 * gimple.c (compare_type_names_p): Handle anonymous names
2451 differently based on new mode argument.
2452 (gimple_types_compatible_p): For structs also compare the tags.
2453 (iterative_hash_type_name): Rename to ...
2454 (iterative_hash_name): ... this. Hash all names.
2455 (iterative_hash_gimple_type): Fix hashing the struct tag of
2456 pointer targets. Hash field decl names.
2458 2009-10-15 Richard Guenther <rguenther@suse.de>
2461 * gimple.c (gimple_get_alias_set): Avoid recursing on
2462 invalid type topology.
2464 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2466 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2468 2009-10-15 Richard Guenther <rguenther@suse.de>
2470 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2472 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2474 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2475 add --with-tune{,-32,-64} configured default for -mtune if explicit
2478 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2480 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2482 2009-10-14 DJ Delorie <dj@redhat.com>
2484 * config/h8300/h8300.c (F): New.
2486 (h8300_emit_stack_adjustment): Call them.
2488 (h8300_push_pop): Likewise.
2489 (h8300_expand_prologue): Likewise.
2490 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2491 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2492 (INCOMING_RETURN_ADDR_RTX): Define.
2493 (INCOMING_FRAME_SP_OFFSET): Define.
2494 (DWARF_CIE_DATA_ALIGNMENT): Define.
2496 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2498 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2499 fields in builtin structs.
2500 (finalize_record_size): Likewise.
2502 2009-10-14 Richard Guenther <rguenther@suse.de>
2504 * gimple.c (gtc_ob): New global.
2505 (struct type_pair_d): Replace pointers with type UIDs.
2506 (type_pair_hash): Adjust.
2507 (type_pair_eq): Likewise.
2508 (lookup_type_pair): Likewise. Allocate from an obstack.
2509 (gimple_force_type_merge): Adjust.
2510 (gimple_types_compatible_p): Likewise.
2511 (free_gimple_type_tables): Free the obstack.
2513 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2515 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2516 stmts setting DEBUG_EXPR_DECLs.
2518 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2519 Don't crash if mode1 is VOIDmode.
2521 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2523 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2524 * params.h (IRA_LOOP_RESERVED_REGS): New.
2525 * tree-pass.h (pass_subregs_of_mode_init,
2526 pass_subregs_of_mode_finish): Remove.
2527 * passes.c (pass_subregs_of_mode_init,
2528 pass_subregs_of_mode_finish): Remove.
2529 (pass_reginfo_init): Move before loop optimizations.
2530 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2531 * common.opt (fira-loop-pressure): New.
2532 * toplev.h (flag_ira_loop_pressure): New.
2533 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2534 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2535 Make external and void type functions.
2536 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2537 pass_subregs_of_mode_finish): Remove.
2538 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2539 * regmove.c: Include ira.h.
2540 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2541 register pressure calculation in loops.
2542 * loop-invariant.c: Include REGS_H and ira.h.
2543 (struct loop_data): New members max_reg_pressure, regs_ref, and
2545 (struct invariant): New member orig_regno.
2546 (curr_loop): New variable.
2547 (find_exits): Initialize regs_ref and regs_live.
2548 (create_new_invariant): Initialize orig_regno.
2549 (get_cover_class_and_nregs): New.
2550 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2551 array. Add code for flag_ira_loop_pressure.
2552 (gain_for_invariant): Make new_regs an array. Add code for
2553 flag_ira_loop_pressure.
2554 (best_gain_for_invariant): Ditto.
2555 (set_move_mark): New parameter gain. Use it for debugging output.
2556 (find_invariants_to_move): Make regs_needed and new_regs an array.
2557 Add code for flag_ira_loop_pressure.
2558 (move_invariant_reg): Set up orig_regno.
2559 (move_invariants): Set up reg classes for pseudos for
2560 flag_ira_loop_pressure.
2561 (free_loop_data): Clear regs_ref and regs_live.
2562 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2563 get_regno_cover_class, change_pressure, mark_regno_live,
2564 mark_regno_death, mark_reg_store, mark_reg_clobber,
2565 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2566 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2567 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2568 register pressure calculation in loops if new regs were added.
2569 Call finish_subregs_of_mode.
2570 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2571 * Makefile.in (loop-invariant.o): Add ira.h.
2573 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2575 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2577 2009-10-14 Richard Guenther <rguenther@suse.de>
2579 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2580 (lto_symtab_merge): ... here. Rewrite both to take the
2581 prevailing and a to-be-merged entry and to queue diagnostics properly.
2582 (lto_symtab_resolve_replaceable_p): New predicate for
2584 (lto_symtab_resolve_can_prevail_p): Likewise.
2585 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2586 handles merging commons by choosing the largest decl. Fold
2587 in code that gives ODR errors.
2588 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2590 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2591 case of no prevailing decl here. Diagnose mismatches
2592 in object types here. Drop all but the prevailing decls.
2593 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2594 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2595 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2597 2009-10-14 Richard Guenther <rguenther@suse.de>
2600 * lto-streamer-in.c (input_bb): Replace debug stmts with
2601 nops instead of dropping them.
2603 2009-10-14 Nick Clifton <nickc@redhat.com>
2605 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2606 in situations where it is being used as a minus symbol.
2607 * gcc/doc/tm.texi: Likewise.
2608 * gcc/doc/md.texi: Likewise.
2610 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2612 PR preprocessor/41543
2613 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2614 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2615 * tree.c: Include intl.h.
2616 (expand_location): Handle BUILTINS_LOCATION.
2617 * Makefile.in (tree.o): Depend on intl.h.
2620 * dwarf2out.c (dwarf2out_var_location): Always clear
2621 last_postcall_label when changing last_label.
2623 2009-10-14 Pascal Obry <obry@adacore.com>
2625 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2626 (process_command): Handle -E as done with -c and -S. Do not add
2627 the target executable suffix to the output file when -E is used.
2628 (main): Adjust error message accordingly.
2630 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2636 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2638 (tree_code_size): Likewise.
2640 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2642 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2643 * real.h (HAVE_mpc_arc): Define.
2645 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2647 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2648 (struct builtin_description): Add fndecl field.
2649 (bdesc): Remove const qualifier. Update initializer.
2650 (sh_media_init_builtins): Remove const qualifier for d. Record
2651 the result of add_builtin_function to the fndecl field.
2652 (sh_builtin_decl): New.
2653 (sh_media_builtin_decl): New.
2655 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2658 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2659 requests between special registers.
2661 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2663 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2665 2009-10-13 Richard Henderson <rth@redhat.com>
2667 PR tree-optimization/41377
2668 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2669 (cleanup_empty_eh_merge_phis): New change_region parameter;
2670 pass it on to redirect_eh_edge_1. Update callers.
2671 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2672 at the destination block.
2674 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2676 * passes.c (register_pass): Replaced gcc_unreachable by
2677 fatal_error on failure. Mentions plugins in comments & messages.
2679 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2682 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2683 * sched-vis.c (print_value): Use it.
2684 * cselib.c (cselib_hash_rtx): Likewise.
2685 * print-rtl.c (print_rtx): Likewise.
2686 * cfgexpand.c (expand_debug_rtx): Likewise.
2687 * var-tracking.c (vt_expand_loc_callback): Likewise.
2689 2009-10-13 Richard Guenther <rguenther@suse.de>
2692 * opts.c (handle_option): Split out code to handle setting
2693 the options flag var ...
2694 (set_option): ... here.
2695 * opts.h (set_option): Declare.
2696 * lto-opts.c (register_user_option_p): Include -fexceptions
2697 and all position independent code variants.
2698 (handle_common_option): Remove.
2699 (lto_reissue_options): Use set_option.
2701 2009-10-13 Martin Jambor <mjambor@suse.cz>
2703 PR tree-optimization/41661
2704 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2705 that are tcc_comparisons or do not change the type in any
2707 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2708 folding tcc_comparison operations.
2710 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2712 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2715 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2721 * tree.def (DEBUG_EXPR_DECL): New.
2722 * rtl.def (DEBUG_EXPR): New.
2723 * gengtype.c (adjust_field_rtx_def): Handle it.
2724 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2725 (insert_debug_temp_for_var_def): ... this. Drop support for
2726 moving. Take iterator for def stmt; insert debug stmt before it.
2727 Scan early for use count and kind in debug stmts.
2728 (propagate_defs_into_debug_stmts): Rename to...
2729 (insert_debug_temps_for_defs): ... this. Likewise.
2730 * tree.h (DEBUG_TEMP_UID): New.
2731 * tree.c (next_debug_decl_uid): New.
2732 (make_node_stat): Count debug decls separately.
2733 (copy_node_stat): Likewise.
2734 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2735 * var-tracking.c (dv_is_decl_p): Recognize it.
2736 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2737 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2738 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2739 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2740 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2741 (cselib_hash_rtx): Likewise.
2742 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2743 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2745 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2746 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2747 * rtl.c (copy_rtx): Likewise.
2748 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2749 * print-rtl.c (print_rtx): Likewise.
2750 * sched-vis.c (print_value): Likewise.
2751 (print_insn): Handle DEBUG_EXPR_DECL.
2752 * tree-dump.c (dequeue_and_dump): Likewise.
2753 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2754 * gimple-iterator (gsi_replace): Check for same lhs.
2755 (gsi_remove): Insert debug temps.
2756 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2757 (move_computations_stmt): Drop explicit propagation into debug stmts.
2758 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2759 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2760 * tree-ssa-sink.c (statement_sink_location): Likewise.
2761 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2762 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2763 * tree-flow.h: Likewise.
2764 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2765 debug temps without values.
2766 (eliminate_unnecessary_stmts): Don't discard just-inserted
2769 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2772 * config/cris/cris.md (andu): Check that operand 1 is one of the
2773 general registers. Fix typo in head comment.
2775 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2777 * config/i386/i386.md (vswapmov): New.
2778 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2779 (ix86_function_ms_hook_prologue): New.
2780 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2781 * configure.ac: Test for swap suffix support in as.
2782 * configure: Rebuild.
2784 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2787 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2788 paradoxical subregs to prevent partial register stalls if the inner
2789 mode is integer mode.
2791 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2795 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2798 * gcc/dwarf2out.c (template_parameter_pack_die,
2799 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2801 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2804 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2806 (maybe_register_def): Likewise. Take stmt iterator.
2807 (rewrite_update_stmt): Take stmt iterator and pass it on.
2808 (rewrite_update_enter_block): Pass stmt iterator.
2810 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2812 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2813 (spu_builtin_decl): New function.
2815 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/i386.md (SWIM): New mode iterator.
2818 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2819 using SWIM mode iterator.
2820 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2821 patterns using SWI48 mode iterator.
2822 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2823 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2824 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2825 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2826 patterns using SWI248 mode iterator.
2827 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2828 gen_x86_movdicc_0_m1_rex64 for renamed function
2830 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2831 Eric Botcazou <ebotcazou@adacore.com>
2834 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2835 * config/sparc/sol2-unwind.h: New file.
2837 2009-10-11 Olivier Hainque <hainque@adacore.com>
2838 Eric Botcazou <ebotcazou@adacore.com>
2841 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2842 * config/i386/sol2-unwind.h: New file.
2844 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2847 * config/i386/i386.md (addsi_1_zext): Get the proper second
2850 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2852 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2853 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2856 2009-10-11 Richard Guenther <rguenther@suse.de>
2858 * gimple.c (iterative_hash_type_name): Do not handle special
2861 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2864 (*setcc_si_1_and): Ditto.
2865 (*setcc_si_1_movzbl): Ditto.
2866 (*setcc_<mode>_2): Ditto.
2867 (*setcc_qi): Rename from *setcc_1.
2868 (*setcc_qi_slp): Rename from *setcc_2.
2870 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2871 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2873 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2874 "if" condition, there is already assert with reload_completed present.
2876 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2878 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2880 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2882 * doc/install.texi (Final install): Refer to
2883 http://gcc.gnu.org/bugs/ for bug reporting.
2885 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2887 * configure.ac: Add test for dci instruction.
2888 * configure: Regenerate.
2889 * config.in: Likewise.
2890 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2891 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2892 (-mmulhw): Add 476 to description.
2893 (-mdlmzb): Likewise.
2894 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2895 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2896 (processor_target_table): Add 476 and 476fp entries.
2897 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2898 (rs6000_issue_rate): Add CPU_PPC476.
2899 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2900 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2901 (processor_type): Add PROCESSOR_PPC476.
2902 (EXTRA_SPECS): Add asm_cpu_476 string.
2903 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2904 (define_attr "cpu"): Add ppc476.
2906 Update comments for 476.
2907 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2908 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2909 Update copyright year.
2910 * config/rs6000/476.md: New file.
2911 * config/rs6000/40x.md: Add description for "isel" attribute.
2912 Update copyright year.
2913 * config/rs6000/440.md: Likewise.
2914 * config/rs6000/603.md: Likewise.
2915 * config/rs6000/6xx.md: Likewise.
2916 * config/rs6000/7450.md: Likewise.
2917 * config/rs6000/7xx.md: Likewise.
2918 * config/rs6000/8540.md: Likewise.
2919 * config/rs6000/cell.md: Likewise.
2920 * config/rs6000/e300c2c3.md: Likewise.
2921 * config/rs6000/e500mc.md: Likewise.
2922 * config/rs6000/mpc.md: Likewise.
2923 * config/rs6000/power4.md: Likewise.
2924 * config/rs6000/power5.md: Likewise.
2925 * config/rs6000/power6.md: Likewise.
2926 * config/rs6000/power7.md: Likewise.
2927 * config/rs6000/rios1.md: Likewise.
2928 * config/rs6000/rios2.md: Likewise.
2929 * config/rs6000/rs64.md: Likewise.
2931 2009-10-10 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/41654
2934 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2935 a cond expr before calling gimple_cond_set_condition_from_tree.
2936 (ifcombine_iforif): Likewise.
2938 2009-10-09 Ian Lance Taylor <iant@google.com>
2940 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2941 * configure: Rebuild.
2943 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2945 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2948 2009-10-09 Richard Guenther <rguenther@suse.de>
2951 * target-def.h (TARGET_BUILTIN_DECL): Define.
2952 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2953 * target.h (struct gcc_target): Add builtin_decl target hook.
2954 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2955 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2957 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2958 not gcc_unreachable.
2959 (lto_output_builtin_tree): Sorry if the target does not support
2960 streaming target builtins.
2961 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2962 (rs6000_builtin_decl): New function.
2963 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2964 (ix86_builtin_decl): New function.
2966 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2968 PR preprocessor/41445
2969 * c-ppoutput.c (do_line_change): New function.
2970 (cb_line_change): Use it.
2971 (scan_translation_unit): Call do_line_change if
2972 avoid_paste or PREV_WHITE and token location is on a different line
2973 than print.src_line.
2976 * dwarf2out.c (dwarf2out_init): Test whether
2977 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2980 PR rtl-optimization/41646
2981 * calls.c (expand_call): For BLKmode types returned in registers
2982 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2985 2009-10-09 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/41634
2988 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2989 we remove the correct elements.
2990 (optimize_stmt): Make sure to update stmt operands before
2991 optimizing redundancies.
2993 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2995 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2997 2009-10-09 Richard Guenther <rguenther@suse.de>
3000 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3002 (lto_wrapper_exit): New function.
3004 (fatal_perror): Likewise.
3005 (fork_execute): Use global args_name, do not free it.
3006 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3007 * lto-streamer.h: Remove duplicate prototypes.
3009 2009-10-09 Richard Guenther <rguenther@suse.de>
3011 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3012 before calling stmt_can_throw_external.
3014 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3016 PR tree-optimization/40071
3017 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3018 pointer if the original data reference doesn't conflict with the
3019 created vector data reference. Fix long line.
3021 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3023 * config/i386/i386.md (any_div): New code iterator.
3024 (u): Handle div and udiv.
3026 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3028 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3029 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3030 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3031 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3033 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3035 * gcc.c (main): Remove trailing "." from diagnostics.
3037 2009-10-08 Cary Coutant <ccoutant@google.com>
3039 Add support for debugging with ICF (Identical Code Folding).
3040 * calls.c (debug.h): New #include.
3041 (emit_call_1): Call virtual_call_token debug hook.
3042 * common.opt (-fenable-icf-debug): New option.
3043 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3044 locations in the source).
3045 (poc_label_num): New variable.
3046 (dcall_entry, vcall_entry): New typedefs.
3047 (dcall_table, vcall_table): New variables.
3048 (struct vcall_insn): New type.
3049 (vcall_insn_table): New variable.
3050 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3051 (size_of_dcall_table): New function.
3052 (output_dcall_table): New function.
3053 (size_of_vcall_table): New function.
3054 (output_vcall_table): New function.
3055 (dwarf2out_direct_call): New function.
3056 (vcall_insn_table_hash): New function.
3057 (vcall_insn_table_eq): New function.
3058 (dwarf2out_virtual_call_token): New function.
3059 (dwarf2out_virtual_call): New function.
3060 (dwarf2out_init): Allocate new tables and sections.
3061 (prune_unused_types): Mark DIEs referenced from direct call table.
3062 (dwarf2out_finish): Output direct and virtual call tables.
3063 * final.c (final_scan_insn): Call direct_call and virtual_call
3065 * debug.h (struct gcc_debug_hooks): Add direct_call,
3066 virtual_call_token, virtual_call hooks.
3067 (debug_nothing_uid): New function.
3068 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3069 (debug_nothing_uid): New function.
3070 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3071 (xcoff_debug_hooks): Likewise.
3072 * sdbout.c (sdb_debug_hooks): Likewise.
3073 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3074 * doc/invoke.texi (-fenable-icf-debug): New option.
3076 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3079 * regmove.c (regmove_backward_pass): Replace src with dst in the
3080 debug insn, and check for dst before rather than after.
3082 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3084 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3085 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3087 2009-10-08 Jan Hubicka <jh@suse.cz>
3090 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3091 do not mark cgraph nodes as needed.
3092 (record_references_in_initializer): Add new only_vars parameter.
3093 * cgraph.h (record_references_in_initializer): New parameter.
3094 * varasm.c (assemble_variable): Update call.
3095 * varpool.c (varpool_analyze_pending_decls): Always look for
3098 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3100 * config/avr/avr.c (last_insn_address) Remove variable.
3101 (expand_prologue): Don't initialise last_insn_address variable.
3102 (final_prescan_insn): Don't output insn size.
3103 * config/avr/avr.opt (msize): Remove switch.
3104 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3107 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3109 * combine.c (label_tick_ebb_start): Fix comment.
3110 (combine_instructions): Set label_tick and label_tick_ebb_start before
3111 calling setup_incoming_promotions. Start them from 1. Increment
3112 label_tick instead of deriving it from the BB index. Rather than
3113 comparing ticks use the block from the previous iteration to decide
3114 whether to start a new EBB. Remove empty lines before function.
3116 2009-10-08 Michael Matz <matz@suse.de>
3119 * builtins.c (fold_builtin_isascii): Use fold_build2.
3120 (fold_builtin_isdigit): Ditto.
3121 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3122 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3123 remove_useless_stmts_cond, remove_useless_stmts_tf,
3124 remove_useless_stmts_tc, remove_useless_stmts_bind,
3125 remove_useless_stmts_goto, remove_useless_stmts_label,
3126 remove_useless_stmts_1, remove_useless_stmts,
3127 pass_remove_useless_stmts): Remove.
3128 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3129 * passes.c (init_optimization_passes): Don't add
3130 pass_remove_useless_stmts.
3131 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3132 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3134 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3135 for static constants.
3136 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3137 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3139 2009-10-08 Richard Guenther <rguenther@suse.de>
3141 * gimple.c (free_gimple_type_tables): New function.
3142 * gimple.h (free_gimple_type_tables): Declare.
3144 2009-10-07 Mark Heffernan <meheff@google.com>
3146 * ipa-prop.c (ipa_print_node_params) Only print
3147 names of named arguments.
3149 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3151 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3152 being statically linked.
3154 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3158 2009-10-08 Jan Hubicka <jh@suse.cz>
3161 * ipa.c (cgraph_externally_visible_p,
3162 function_and_variable_visibility,
3163 whole_program_function_and_variable_visibility): Skip non-finalized
3166 2009-10-08 Nick Clifton <nickc@redhat.com>
3168 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3171 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3174 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3176 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3179 * c-common.c (c_fully_fold_internal): Strip nops from the result
3180 of recursive calls to c_fully_fold_internal.
3181 (c_wrap_maybe_const): New.
3182 (c_save_expr): Use c_wrap_maybe_const.
3183 * c-common.h (c_wrap_maybe_const): Declare.
3184 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3185 build_binary_op): Use c_wrap_maybe_const.
3187 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3189 * real.c: Fix comment to reflect actual exponent size.
3191 2009-10-08 Ben Elliston <bje@au.ibm.com>
3193 * config/rs6000/a2.md: Add FSF comment header.
3195 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3197 * config/i386/i386.md (any_extend): New code iterator.
3198 (u, s): New code attributes.
3200 (DWIH): Rewrite as code iterator for SI and DI modes.
3201 (DWI): Rewrite as mode attribute.
3202 (dwi): New mode attribute.
3203 (di): Depend on SI mode and DI mode.
3204 (doubleint_general_operand): Remove mode attribute.
3206 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3209 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3210 (*sub<mode>3_doubleword): Ditto.
3212 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3213 using SWIM248 mode iterator.
3214 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3215 using SWI48 mode iterator.
3216 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3217 patterns using DWIH mode iterator and any_extend code iterator.
3218 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3219 using any_extend code iterator.
3220 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3221 patterns using DWIH mode iterator and any_extend code iterator.
3222 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3223 using any_extend code iterator.
3224 (<s>mul<mode>3_highpart): Macroize expander from
3225 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3226 and any_extend code iterator.
3227 (*<s>muldi3_highpart_1): Macroize insn from
3228 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3229 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3230 patterns using any_extend code iterator.
3231 (*<s>mulsi3_highpart_zext): Macroize insn from
3232 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3234 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3236 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3237 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3238 refering to a DIE with DW_AT_const_value.
3240 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3243 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3245 2009-10-06 Jan Hubicka <jh@suse.cz>
3247 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3250 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3253 *lea_2_rex64): Move before *add<mode>_1 pattern.
3255 2009-10-07 Jan Hubicka <jh@suse.cz>
3257 * collect2.c (main): Add -fno-whole-program.
3258 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3260 2009-10-07 Jan Hubicka <jh@suse.cz>
3262 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3263 has no address taken.
3264 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3266 (cgraph_clone_node): Clear externally_visible flag for clones.
3267 * cgraph.h (cgraph_only_called_directly_p,
3268 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3269 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3270 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3271 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3272 ipcp_insert_stage): Likwise.
3273 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3274 externally_visible flag.
3275 (verify_cgraph_node): Verify that inline clones look right.
3276 (process_function_and_variable_attributes): Do not set
3277 externally_visible flags.
3278 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3280 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3282 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3283 clear externally_visible when turning into inline clones
3284 (cgraph_mark_inline_edge): Use new predicates.
3285 (cgraph_estimate_growth): Likewise.
3286 (cgraph_decide_inlining): Likewise.
3287 * ipa.c (cgraph_postorder): Likewise.
3288 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3289 that inline clones are not needed.
3290 (cgraph_externally_visible_p): New predicate.
3291 (function_and_variable_visibility): Add whole_program parameter;
3292 always set externally_visible flag; handle COMDAT function
3294 (local_function_and_variable_visibility): New function.
3295 (gate_whole_program_function_and_variable_visibility): New function.
3296 (whole_program_function_and_variable_visibility): New function.
3297 (pass_ipa_whole_program_visibility): New function.
3298 * passes.c (init_optimization_passes): Add whole program visibility
3300 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3301 not care about needed/reachable flags.
3302 * varpool.c: Include flags.h
3303 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3304 (varpool_finalize_decl): When we are in LTO read-back, all variables
3306 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3308 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3310 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3313 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3315 * config.gcc: Don't include the makefile fragments intended for
3317 * config/s390/fixdfdi.h: File removed.
3318 * config/s390/libgcc-glibc.ver: File removed.
3319 * config/s390/s390.h: Remove the fixdfdi.h hack.
3320 * config/s390/t-crtstuff: File moved to libgcc dir.
3321 * config/s390/t-linux: Likewise.
3322 * config/s390/t-tpf: libgcc specific parts removed.
3323 * config/s390/t-linux64: Likewise.
3325 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3327 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3328 (lto-compress.o): Likewise.
3330 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3333 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3334 dllexport to class members here.
3335 (i386_pe_determine_dllimport_p): Only check static class data for
3337 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3338 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3339 functions for vague linkage.
3340 (i386_pe_type_dllexport_p): Fix formatting.
3341 (maybe_add_dllexport) New function.
3342 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3345 2009-10-07 Ben Elliston <bje@au.ibm.com>
3347 * config/rs6000/a2.md: Remove duplicated lines.
3349 2009-10-07 Ben Elliston <bje@au.ibm.com>
3351 * config.gcc (powerpc*-*-*): Handle a2.
3352 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3353 * config/rs6000/a2.md: New file.
3354 * config/rs6000/rs6000.opt (mno-update): New.
3355 (mupdate): Return to using a mask, not a var.
3356 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3357 (enum processor_type): Add PROCESSOR_PPCA2.
3358 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3359 (rs6000_override_options): Add "a2" to processor_target_table.
3360 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3361 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3363 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3366 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3367 reference to nonexistent gen_truncxfxf2 function.
3369 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3372 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3373 (general_operand): Handle TI mode.
3374 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3375 using SDWIM mode iterator.
3376 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3377 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3378 using DWI mode iterator.
3379 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3380 patterns using SWI mode iterator.
3381 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3382 using SWI48 mode iterator.
3383 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3384 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3385 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3386 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3387 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3388 using SDWIM mode iterator.
3389 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3390 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3391 using DWI mode iterator.
3392 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3393 patterns using SWI mode iterator.
3394 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3395 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3396 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3397 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3398 patterns using plusminus code iterator.
3399 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3400 sub<mode>3 patterns using plusminus code iterator.
3401 * config/i386/i386.c (override_options): Update the call to
3402 gen_subdi_carry_rex64 for renamed function.
3403 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3404 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3405 calls to instruction expanders.
3407 2009-10-06 Martin Jambor <mjambor@suse.cz>
3410 * opts.c (decode_options): Run IPA-SRA at -O2.
3412 2009-10-06 Richard Guenther <rguenther@suse.de>
3414 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3416 2009-10-06 Tobias Burnus <burnus@net-b.de>
3419 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3420 -flto and -fwhole-program flags can be combined.
3422 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3425 * gcc.c (process_command): Check that -o argument was specified.
3427 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3429 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3431 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3433 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3434 * doc/invoke.texi (Warning Options): Annotate allowed languages
3435 for -Wunsuffixed-float-constants.
3437 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3439 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3440 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3441 same name and isn't the main variant.
3444 * dwarf2out.c (loc_by_reference): Removed.
3445 (dw_loc_list_1): New function.
3446 (dw_loc_list): Remove toplev argument, add want_address argument.
3447 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3448 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3449 want_address == 2 to dw_loc_list. For successful dw_loc_list
3450 set have_address to 1 only if want_address is not 0.
3452 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3454 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3455 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3456 a code block followed by two pointers.
3457 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3458 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3459 (MIPS_MOVE): Likewise.
3460 (MIPS_LUI): Likewise.
3461 (MIPS_JR): Likewise.
3462 (MIPS_BAL): Likewise.
3463 (MIPS_NOP): Likewise.
3464 (mips_asm_trampoline_template): Delete.
3465 (mips_trampoline_code_size): New function.
3466 (mips_trampoline_init): Add shorter sequences for all cases
3467 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3468 Calculate the opcodes directly, rather than copying from a template.
3469 Only flush the code part of the trampoline.
3470 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3472 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3474 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3475 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3476 (INCOMING_RETURN_ADDR_RTX): Likewise.
3477 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3479 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3480 with RETURN_ADDR_REGNUM.
3481 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3482 * config/mips/mips.c (mips16_build_call_stub): Replace
3483 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3484 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3485 (mips_print_operand_punctuation): Likewise.
3486 (mips_frame_set): Likewise.
3487 (mips16e_output_save_restore): Likewise.
3488 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3489 (mips_save_reg_p): Likewise.
3490 (mips_return_addr): Likewise.
3491 (mips_set_return_address): Likewise.
3492 (mips_direct_save_slot_move_p): Likewise.
3493 (mips_output_function_prologue): Likewise.
3494 (mips_restore_reg): Likewise.
3495 (mips_expand_epilogue): Likewise.
3496 (mips_epilogue_uses): Likewise.
3497 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3498 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3499 (clear_hazard_<mode>): Likewise.
3500 (call_internal): Likewise.
3501 (call_internal_direct): Likewise.
3502 (call_direct_split): Likewise.
3503 (call_value_internal): Likewise.
3504 (call_value_split): Likewise.
3505 (call_value_internal_direct): Likewise.
3506 (call_value_direct_split): Likewise.
3507 (call_value_multiple_internal): Likewise.
3508 (call_value_multiple_split): Likewise.
3510 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3511 Jakub Jelinek <jakub@redhat.com>
3513 PR rtl-optimization/41511
3514 * combine.c (record_value_for_reg): Pass explicit values as argument
3515 to get_last_value_validate.
3516 (get_last_value_validate): Document INSN parameter.
3517 For non-readonly MEMs, assume they might have been modified if INSN
3518 was in another basic block.
3519 (get_last_value): Minor reformatting.
3521 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3524 * final.c (asm_str_count): Split out from asm_insn_count.
3525 * rtl.h (asm_str_count): New prototype.
3526 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3529 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3531 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3533 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3534 Rafael Espindola <espindola@google.com>
3536 * gengtype.c (write_types): Moved call to write_func_for_structure
3537 into seperate loops.
3539 2009-10-05 Richard Guenther <rguenther@suse.de>
3542 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3543 (input_cgraph_1): Input toplevel asms.
3545 2009-10-05 Richard Guenther <rguenther@suse.de>
3548 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3549 (external_aggregate_decl_p): Likewise.
3550 (lto_symtab_compatible): Re-structure. Remove dead code.
3551 For variables ignore toplevel qualifiers when comparing types.
3552 Issue warnings, not errors for mismatched user-alignment.
3554 2009-10-05 Richard Guenther <rguenther@suse.de>
3558 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3559 (struct lto_symtab_identifier_def): Likewise.
3560 (struct lto_symtab_decl_def): Likewise.
3561 (struct lto_symtab_entry_def): New.
3562 (lto_symtab_identifier_t): Rename to ...
3563 (lto_symtab_entry_t): ... this.
3564 (lto_symtab_decls): Remove.
3565 (lto_symtab_base_hash): Rename to ...
3566 (lto_symtab_entry_hash): ... this.
3567 (lto_symtab_base_eq): Rename to ...
3568 (lto_symtab_entry_eq): ... this.
3569 (lto_symtab_base_marked_p): Rename to ...
3570 (lto_symtab_entry_marked_p): ... this.
3571 (lto_symtab_identifier_marked_p): Remove.
3572 (lto_symtab_decl_marked_p): Likewise.
3573 (lto_symtab_maybe_init_hash_tables): Rename to ...
3574 (lto_symtab_maybe_init_hash_table): ... this.
3575 (lto_symtab_set_resolution_and_file_data): Remove.
3576 (lto_symtab_register_decl): New function.
3577 (lto_symtab_get_identifier): Remove.
3578 (lto_symtab_get): New function.
3579 (lto_symtab_get_resolution): Adjust.
3580 (lto_symtab_get_identifier_decl): Remove.
3581 (lto_symtab_set_identifier_decl): Likewise.
3582 (lto_symtab_merge_decl): Rename to ...
3583 (lto_symtab_merge): ... this. Rewrite.
3584 (lto_symtab_merge_var): Remove.
3585 (lto_symtab_merge_fn): Likewise.
3586 (lto_symtab_prevailing_decl): Adjust.
3587 (lto_cgraph_replace_node): New function.
3588 (lto_symtab_merge_decls_2): Likewise.
3589 (lto_symtab_merge_decls_1): Likewise.
3590 (lto_symtab_fixup_var_decls): Likewise.
3591 (lto_symtab_resolve_symbols): Likewise.
3592 (lto_symtab_merge_decls): Likewise.
3593 (lto_symtab_prevailing_decl): Adjust.
3594 (lto_symtab_get_symtab_def): Remove.
3595 (lto_symtab_get_file_data): Likewise.
3596 (lto_symtab_clear_resolution): Adjust.
3597 (lto_symtab_clear_resolution): Likewise.
3598 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3599 (input_cgraph_1): Likewise.
3600 * lto-streamer-in.c (get_resolution): Do not provide fake
3601 symbol resolutions here.
3602 (deferred_global_decls): Remove.
3603 (lto_register_deferred_decls_in_symtab): Likewise.
3604 (lto_register_var_decl_in_symtab): Change signature, register
3605 variable via lto_symtab_register_decl.
3606 (lto_register_function_decl_in_symtab): Likewise.
3607 (lto_read_tree): Adjust.
3608 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3609 (lto_symtab_merge_var): Likewise.
3610 (lto_symtab_merge_fn): Likewise.
3611 (lto_symtab_register_decl): Declare.
3612 (lto_symtab_merge_decls): Likewise.
3614 2009-10-05 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/23821
3617 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3618 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3619 simple IV increments.
3621 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3623 * config/arm/arm.c (arm_override_options): Really initialize
3624 flag_dwarf2_cfi_asm to 0.
3626 2009-10-05 Doug Kwan <dougkwan@google.com>
3628 PR rtl-optimization/41574
3629 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3630 floating point and we are not doing unsafe math optimizations.
3632 2009-10-03 Simon Baldwin <simonb@google.com>
3633 Cary Coutant <ccoutant@google.com>
3634 Rafael Espindola <espindola@google.com>
3635 Richard Guenther <rguenther@suse.de>
3636 Jan Hubicka <jh@suse.cz>
3637 Doug Kwan <dougkwan@google.com>
3638 H.J. Lu <hongjiu.lu@intel.com>
3639 Bill Maddox <maddox@google.com>
3640 Ryan Mansfield <rmansfield@qnx.com>
3641 Diego Novillo <dnovillo@google.com>
3642 Ollie Wild <aaw@google.com>
3643 Kenneth Zadeck <zadeck@naturalbridge.com>
3645 * lto-cgraph.c: New file.
3646 * lto-compress.c: New file.
3647 * lto-compress.h: New file.
3648 * lto-opts.c: New file.
3649 * lto-section-in.c: New file.
3650 * lto-section-out.c: New file.
3651 * lto-streamer-in.c: New file.
3652 * lto-streamer-out.c: New file.
3653 * lto-streamer.c: New file.
3654 * lto-streamer.h: New file.
3655 * lto-symtab.c: New file.
3656 * lto-wpa-fixup.c: New file.
3657 * lto-wrapper.c: New file.
3659 2009-10-03 Simon Baldwin <baldwin@google.com>
3660 Ben Elliston <bje@au.ibm.com>
3661 Rafael Espindola <espindola@google.com>
3662 Nathan Froyd <froydnj@codesourcery.com>
3663 Jan Hubicka <jh@suse.cz>
3664 Doug Kwan <dougkwan@google.com>
3665 Diego Novillo <dnovillo@google.com>
3666 Kenneth Zadeck <zadeck@naturalbridge.com>
3668 * Makefile.in (enable_lto): New.
3669 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3670 (LINKER_PLUGIN_API_H): Define.
3671 (LTO_SYMTAB_H): Define.
3672 (LTO_STREAMER_H): Define.
3673 (TREE_VECTORIZER_H): Define.
3674 (INCLUDES): Add LIBELFINC.
3675 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3676 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3677 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3678 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3679 (native): Add lto-wrapper$(exeext)
3680 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3681 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3682 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3683 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3684 (varasm.o): Add dependency on tree-iterator.h.
3685 (cgraph.o): Add dependency on cif-code.def.
3686 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3687 (ipa-pure-const.o): Likewise.
3688 (GTFILES): Add lto-symtab.c.
3689 (install-lto-wrapper): New.
3690 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3691 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3692 * config.in: Regenerate.
3694 2009-10-03 Rafael Espindola <espindola@google.com>
3695 Diego Novillo <dnovillo@google.com>
3697 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3698 ipa_write_summaries.
3699 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3701 (cgraph_optimize): Make extern.
3703 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3704 Kenneth Zadeck <zadeck@naturalbridge.com>
3706 * toplev.c (in_lto_p): Declare.
3707 * collect2.c (scan_prog_file): Read all the output when reading
3708 information for LTO.
3709 (enum lto_mode_d): Declare.
3711 2009-10-03 Richard Guenther <rguenther@suse.de>
3712 Diego Novillo <dnovillo@google.com>
3714 * gimple.c: Include target.h and alias.h.
3715 (gimple_types): Declare.
3716 (type_hash_cache): Declare.
3717 (gimple_alloc_stat): Make extern.
3718 (gimple_build_eh_must_not_throw): Call
3719 gimple_eh_must_not_throw_set_fndecl.
3720 (struct type_pair_d): Declare.
3721 (type_pair_t): Declare.
3722 (type_pair_hash): New.
3723 (type_pair_eq): New.
3724 (lookup_type_pair): New.
3725 (gimple_force_type_merge): New.
3726 (compare_type_names_p): New.
3727 (compare_field_offset): New.
3728 (gimple_types_compatible_p): New.
3729 (struct sccs): Declare.
3730 (next_dfs_num): Declare.
3731 (iterative_hash_gimple_type): New.
3733 (iterative_hash_type_name): New.
3734 (iterative_hash_gimple_type): New.
3735 (gimple_type_hash): New.
3736 (gimple_type_eq): New.
3737 (gimple_register_type): New.
3738 (print_gimple_types_stats): New.
3739 (gimple_signed_or_unsigned_type): New.
3740 (gimple_unsigned_type): New.
3741 (gimple_signed_type): New.
3742 (gimple_get_alias_set): New.
3743 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3744 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3745 (gimple_force_type_merge): Declare.
3746 (gimple_types_compatible_p): Declare.
3747 (gimple_register_type): Declare.
3748 (print_gimple_types_stats): Declare.
3749 (gimple_unsigned_type): Declare.
3750 (gimple_signed_type): Declare.
3751 (gimple_get_alias_set): Declare.
3752 (gimple_eh_must_not_throw_set_fndecl): New.
3754 2009-10-03 Jan Hubicka <jh@suse.cz>
3755 Kenneth Zadeck <zadeck@naturalbridge.com>
3757 * ipa-pure-const.c: Include lto-streamer.h.
3758 (register_hooks): Factor out of ...
3759 (generate_summary): ... here.
3760 (pure_const_write_summary): New.
3761 (pure_const_read_summary): New.
3762 (pass_ipa_pure_const): Add pure_const_write_summary and
3763 pure_const_read_summary.
3764 * ipa-reference.c: Include lto-streamer.h.
3765 (add_new_function): New.
3766 (remove_node_data): New.
3767 (duplicate_node_data): New.
3768 (ipa_init): Guard against multiple calls.
3769 Move hook setup from analyze_function.
3770 (write_node_summary_p): New.
3771 (ipa_reference_write_summary): New.
3772 (ipa_reference_read_summary): New.
3773 (pass_ipa_reference): Add ipa_reference_write_summary and
3774 ipa_reference_read_summary.
3775 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3776 (struct cgraph_edge): Add fields lto_stmt_uid and
3777 call_stmt_cannot_inline_p.
3778 (cgraph_optimize): Declare.
3779 (cgraph_decide_is_function_needed): Declare.
3780 (reset_inline_failed): Declare.
3781 (enum LTO_cgraph_tags): Declare.
3782 (LTO_cgraph_tag_names): Declare.
3783 (LCC_NOT_FOUND): Define.
3785 2009-10-03 Doug Kwan <dougkwan@google.com>
3786 Rafael Espindola <espindola@google.com>
3787 Jan Hubicka <jh@suse.cz>
3788 Diego Novillo <dnovillo@google.com>
3789 Kenneth Zadeck <zadeck@naturalbridge.com>
3791 * passes.c (all_regular_ipa_passes): New.
3792 (all_ipa_passes): Rename to all_small_ipa_passes.
3793 (init_optimization_passes): Init all_regular_ipa_passes.
3794 * tree-pass.h (all_regular_ipa_passes): New.
3795 (all_ipa_passes): Rename to all_small_ipa_passes.
3796 * passes.c (all_lto_gen_passes): New.
3797 (init_optimization_passes): Initialize all_lto_gen_passes.
3798 (execute_ipa_summary_passes): Make non-static.
3799 (ipa_write_summaries_1): New.
3800 (ipa_write_summaries_2): New.
3801 (ipa_write_summaries): New.
3802 (ipa_write_summaries_of_cgraph_node_set): New.
3803 (ipa_read_summaries_1): New.
3804 (ipa_read_summaries): New.
3805 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3806 (execute_regular_ipa_pass_list): Remove.
3807 (init_optimization_passes): Schedule
3808 pass_rebuild_cgraph_edges and pass_early_inline outside
3809 of pass_all_early_optimizations. Document reason.
3810 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3811 pass_ipa_lto_finish_out): New pass.
3812 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3813 (execute_all_ipa_transforms): New.
3814 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3815 (dump_properties, debug_properties): New.
3816 * tree-optimize.c (gate_all_early_local_passes): Return
3817 false if we are in lto1.
3818 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3819 * tree-pass.h (execute_all_ipa_transforms): Declare.
3820 (pass_ipa_function_and_variable_visibility): Declare.
3821 (pass_ipa_early_inline): Declare.
3822 (pass_ipa_lto_gimple_out): Declare.
3823 (pass_ipa_lto_wpa_fixup): Declare.
3824 (pass_ipa_lto_finish_out): Declare.
3825 (all_small_ipa_passes, all_regular_ipa_passes,
3826 all_lto_gen_passes): Declare.
3827 (execute_ipa_summary_passes): Declare.
3828 (execute_all_ipa_transforms): Declare.
3829 (ipa_write_summaries): Declare
3830 (ipa_write_summaries_of_cgraph_node_set): Declare.
3831 (ipa_read_summaries): Declare.
3833 2009-10-03 Doug Kwan <dougkwan@google.com>
3834 Ollie Wild <aaw@google.com>
3836 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3838 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3839 (lto_mode): New variable.
3840 (maybe_run_lto_and_relink): Handle the -fwpa option.
3841 (main): Handle the -fwpa option.
3842 (maybe_unlink_list): New function.
3843 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3844 * common.opt (flto): New flag.
3845 * toplev.c (flag_generate_lto): Declare.
3847 2009-10-03 Simon Baldwin <simonb@google.com>
3849 * common.opt (flto-compression-level): New flag.
3851 * opts.c: Include lto-opts.h.
3852 (handle_option): Call lto_register_user_option for each
3853 valid option handled.
3854 (decode_options): Clear registered options before the options
3857 2009-10-03 Cary Coutant <ccoutant@google.com>
3859 * collect2.c (is_elf): New function.
3860 (scan_prog_file): Require LTO object to be in ELF format.
3862 2009-10-03 Rafael Espindola <espindola@google.com>
3864 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3865 libgcc to the linker.
3867 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3869 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3870 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3872 * collect2.h (collect_execute): Add flags argument.
3873 * tlink.c (tlink_execute): Update call to collect_execute.
3874 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3875 (use_linker_plugin): New.
3876 (use_linker_plugin_spec_function): New.
3877 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3878 (linker_plugin_file_spec): New.
3879 (lto_wrapper_spec): New.
3880 (lto_gcc_spec): New.
3881 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3882 (static_spec_functions): Add use-linker-plugin.
3883 (process_command): Handle -use-linker-plugin.
3884 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3885 linker_plugin_file_spec and lto_gcc_spec.
3886 (use_linker_plugin_spec_function): New.
3888 2009-10-03 Richard Guenther <rguenther@suse.de>
3892 * tree.h (is_lang_specific): Include LANG_TYPE.
3893 * tree.c (find_decls_types_r): Manually add interesting parts
3894 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3896 * gimple.c (type_pair_hash): Make symmetric.
3897 (type_pair_eq): Likewise.
3898 (lookup_type_pair): Increase initial hashtable size.
3899 (gimple_force_type_merge): Rely on type-pair symmetry.
3900 (visit): Remove excessive checking code.
3901 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3902 (gimple_register_type): Remove getenv calls, shrink initial
3906 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3907 inline functions if not generating lto output.
3910 * toplev.c (finalize): In WPA mode remove the asm file.
3912 2009-10-03 Doug Kwan <dougkwan@google.com>
3914 * ipa-inline.c (cgraph_mark_inline): Check
3915 edge->call_stmt_cannot_inline_p instead of calling
3916 gimple_call_cannot_inline_p.
3917 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3918 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3919 (inline_generate_summary): Do nothing in LTRANS.
3920 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3921 exists before calling gimple_call_cannot_inline_p.
3922 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3923 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3924 Update new_edge->lto_stmt_uid.
3925 * cgraphbuild.c (reset_inline_failed): New.
3927 * common.opt (fwpa): New flag.
3928 (fltrans): New option.
3929 * gcc.c (gcc_lto_option_t): New type.
3930 (current_lto_option): New variable.
3931 (lto_single_spec_function): Remove and is replaced by ..
3932 (lto_option_spec_function): New function.
3933 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3934 passing the -flto flag.
3935 (cc1_options): Separate non-LTO related parts into ..
3936 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3937 (lto1_options): New spec for lto FE.
3938 (link_lto_options): New spec for handling LTO flags in linker.
3939 (invoke_lto_single): Re-format to fit in 80 column. Replace
3940 lto-single with lto-option.
3941 (static_specs): Add cc1_non_lto_options, lto1_options and
3943 (static_spec_function): Replace lto-single with lto-option.
3944 (process_command): Handle -flto, -fwpa and -fltran by setting
3945 current_lto_option and not passing it to subprocess unconditionally.
3947 2009-10-03 Bill Maddox <maddox@google.com>
3949 Add `gcc' driver support for link-time code generation (LTO).
3951 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3952 (lto_flag, lto_objects, lto_o_file): New variables.
3953 (struct lto_object, struct lto_object_list): New structures.
3954 (collect_exit, handler): Remove LTO temporary output file on exit.
3955 (add_lto_object): New function.
3956 (maybe_run_lto_and_relink): New function. Perform link time code
3957 generation and relinking for object files containing LTO information.
3958 (main): Invoke maybe_run_lto_and_relink().
3959 (dump_argv): New function. For debugging, currently disabled.
3960 (scan_prog_file): Add LTO information pass.
3961 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3963 * toplev.c (compile_file): Emit assembler directive to create
3964 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3966 2009-10-03 Diego Novillo <dnovillo@google.com>
3968 * c.opt: Add LTO to warn_abi and warn_psabi.
3970 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3971 inline function. Ignore language-specific nodes. Update all users.
3972 (find_decls_types_r): Do not traverse the subtrees of
3973 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3974 * tree.h (is_lang_specific): New.
3975 * langhooks.h (struct lang_hooks_for_decls): Remove
3976 may_need_assembler_name_p. Update all users.
3978 * c-common.c (set_builtin_user_assembler_name): Move ...
3979 * builtins.c (set_builtin_user_assembler_name): ... here.
3980 (is_builtin_name): Add comment
3981 (is_builtin_fn): New.
3982 * except.c (output_ttype): Only call
3983 lookup_type_for_runtime if TYPE is not a runtime type.
3985 * passes.c (register_pass): Call position_pass on
3986 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3987 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3988 (TV_IPA_LTO_DECL_IO): Define.
3989 (TV_IPA_LTO_CGRAPH_IO): Define.
3991 (TV_WHOPR_WPA): Define.
3992 (TV_WHOPR_WPA_IO): Define.
3993 (TV_WHOPR_LTRANS): Define.
3994 (TV_WHOPR_WPA_FIXUP): Define.
3995 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3996 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3997 * tree-flow.h (tree_node_can_be_shared): Declare.
3998 * tree-inline.c (tree_can_inline_p): Check that E has a
3999 statement associated with it.
4000 * tree.c (free_lang_data_in_binf): Factor out of ...
4001 (free_lang_data_in_type): ... here.
4002 Call RECORD_OR_UNION_TYPE_P.
4003 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4004 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4005 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4006 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4007 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4008 (gate_free_lang_data): Return true if flag_generate_lto is set.
4009 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4010 * c-common.h (set_builtin_user_assembler_name): Move ...
4011 * tree.h (set_builtin_user_assembler_name): ... here.
4013 * common.opt (flto-report): New flag.
4014 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4015 * collect2.c (scan_prog_file): Send the error output of
4016 'nm' to HOST_BIT_BUCKET.
4018 2009-10-03 Ollie Wild <aaw@google.com>
4020 * langhooks-def.h (lhd_begin_section): New function declaration.
4021 (lhd_write_section): New function declaration.
4022 (lhd_end_section): New function declaration.
4023 (LANG_HOOKS_BEGIN_SECTION): New macro.
4024 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4025 (LANG_HOOKS_END_SECTION): New macro.
4026 (LANG_HOOKS_LTO): New macro.
4027 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4028 * langhooks.c (output.h): Add include.
4029 (saved_section): New static variable.
4030 (lhd_begin_section): New function.
4031 (lhd_write_section_data): New function.
4032 (lhd_end_section): New function.
4033 * langhooks.h (struct lang_hooks_for_lto): New structure.
4034 (struct lang_hooks): Add member lto.
4035 * Makefile.in (langhooks.o): Add dependency on output.h.
4037 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4039 2009-10-03 Richard Guenther <rguenther@suse.de>
4041 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4044 2009-10-03 Simon Baldwin <simonb@google.com>
4045 Richard Guenther <rguenther@suse.de>
4046 Janis Johnson <janis187@us.ibm.com>
4047 Doug Kwan <dougkwan@google.com>
4048 Diego Novillo <dnovillo@google.com>
4049 Ramana Radhakrishnan <ramana.r@gmail.com>
4050 Ollie Wild <aaw@google.com>
4052 * doc/install.texi: Add documentation for libelf and --enable-lto.
4053 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4054 -flto-report, -flto-compression-level and -use-linker-plugin.
4055 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4056 Add section for LTO Testing.
4058 2009-10-02 Cary Coutant <ccoutant@google.com>
4060 Add support for comdat type sections for DWARF v4.
4061 Merge from dwarf4 branch.
4063 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4064 (dw_die_ref): Define vector type.
4065 (enum dw_val_class): Add dw_val_class_data8.
4066 (struct dw_val_struct): Add v.val_data8.
4067 (comdat_type_node_ref): New type.
4068 (struct die_struct): Move die_symbol into a union; add new field
4069 die_type_node. Change all uses.
4070 (comdat_type_node): New type.
4071 (skeleton_chain_node): New type.
4072 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4073 (comdat_type_list): New variable.
4074 (dwarf_tag_name): Add DW_TAG_type_unit.
4075 (dwarf_attr_name): Add DW_AT_signature.
4076 (add_AT_data8): New function.
4077 (replace_child): New function.
4078 (move_all_children): New function.
4079 (print_signature): New function.
4080 (print_die): Print signature information; add dw_val_class_data8.
4081 (attr_checksum): Support dw_val_class_data8.
4082 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4083 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4084 (checksum_sleb128, checksum_uleb128): New functions.
4085 (checksum_die_context): New function.
4086 (loc_checksum_ordered): New function.
4087 (attr_checksum_ordered): New function.
4088 (struct checksum_attributes): New structure.
4089 (collect_checksum_attributes): New function.
4090 (die_checksum_ordered): New function.
4091 (generate_type_signature): New function.
4092 (same_dw_val_p): Add dw_val_class_data8.
4093 (is_symbol_die): Use new is_declaration_die function.
4094 (is_declaration_die): New function.
4095 (should_move_die_to_comdat): New function.
4096 (clone_die): New function.
4097 (clone_tree): New function.
4098 (clone_as_declaration): New function.
4099 (copy_declaration_context): New function.
4100 (generate_skeleton_ancestor_tree): New function.
4101 (generate_skeleton_bottom_up): New function.
4102 (generate_skeleton): New function.
4103 (remove_child_or_replace_with_skeleton): New function.
4104 (break_out_comdat_types): New function.
4105 (struct decl_table_entry): New type.
4106 (htab_decl_hash): New function.
4107 (htab_decl_eq): New function.
4108 (htab_decl_del): New function.
4109 (copy_ancestor_tree): New function.
4110 (copy_decls_walk): New function.
4111 (copy_decls_for_unworthy_types): New function.
4112 (build_abbrev_table): Don't assert on missing die_symbol when doing
4113 comdat type sections.
4114 (size_of_die): Use DW_FORM_sig8 for external references. Add
4116 (unmark_dies): Don't assert for unmarked dies when doing comdat
4118 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4119 (output_signature): New function.
4120 (output_die): Likewise.
4121 (output_compilation_unit_header): Mark output as DWARF version 3
4122 even if generating DWARF 4.
4123 (output_comdat_type_unit): New function.
4124 (output_line_info): Mark output as DWARF version 3 even if generating
4126 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4128 (dwarf2out_end_source_file): Likewise.
4129 (prune_unused_types_walk_attribs): Don't follow references into
4130 comdat type sections.
4131 (prune_unused_types_mark): When generating type units, do not mark
4132 children of non-defining declarations of types; do mark children of
4134 (prune_unused_types): Process comdat type sections.
4135 (htab_ct_hash): New function.
4136 (htab_ct_eq): New function.
4137 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4138 Add a pointer to the line table from type unit entries so
4139 DW_AT_decl_file has meaning.
4140 * varasm.c (default_elf_asm_named_section): Use identifier name as
4141 comdat key instead of lang hook.
4143 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4145 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4147 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4149 * config/i386/i386.md (SWIM248): New mode iterator.
4150 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4151 divmodhi4 patterns using SWIM248 macro.
4152 (*divmod<mode>4): Macroize insn_and_split pattern from
4153 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4154 and their corresponding splitters usign SWIM248 macro. Split SImode
4155 insn to generate cltd and DImode insn to generate cqto instead of
4156 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4157 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4158 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4159 *divmodsi_noext patterns using SWIM248 macro.
4160 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4161 udivmodhi4 patterns using SWIM248 macro.
4162 (*udivmod<mode>4): Macroize insn_and_split pattern from
4163 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4164 corresponding splitters using SWIM248 macro.
4165 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4166 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4168 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4170 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4171 of zero-sized element is zero-sized regardless of its extent.
4173 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4176 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4177 * configure: Regenerated.
4178 * config.in: Regenerated.
4179 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4180 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4181 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4182 not emitting .eh_frame, emit .cfi_sections .debug_frame
4187 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4188 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4190 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4191 vars use DECL_RTL with resetting it back to NULL afterwards.
4192 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4193 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4194 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4195 the attribute type allows it, otherwise use DW_FORM_dataN.
4196 (mem_loc_descriptor): Handle CONST_STRING.
4197 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4198 Handle MEM with CONST_STRING address using add_AT_string.
4199 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4200 CONST_STRING for const arrays initialized with a string literal.
4201 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4202 (dwarf2out_finish): Call resolve_addr.
4204 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4205 Maxim Kuvyrkov <maxim@codesourcery.com>
4207 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4209 2009-10-02 Nick Clifton <nickc@redhat.com>
4211 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4212 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4214 2009-10-01 Jan Hubicka <jh@suse.cz>
4216 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4217 (cgraph_create_virtual_clone): Just pass redirect_callers
4219 * cgraph.h (cgraph_clone_node): Update prototype.
4220 * ipa-pure-const.c (self_recursive_p): New function.
4221 (propagate): Use it.
4222 * ipa-inline.c (cgraph_clone_inlined_nodes,
4223 cgraph_decide_recursive_inlining): Update.
4225 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4227 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4228 instructions for TARGET_OCTEON.
4230 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4232 * config/arm/arm.c (arm_override_options): Turn off
4233 flag_dwarf2_cfi_asm for AAPCS variants.
4235 2009-10-01 Martin Jambor <mjambor@suse.cz>
4238 * tree-sra.c (convert_callers): Do not call
4239 compute_inline_parameters on one caller more than once.
4241 2009-10-01 Nick Clifton <nickc@redhat.com>
4243 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4244 an empty string if not already defined.
4246 2009-10-01 Martin Jambor <mjambor@suse.cz>
4249 * tree-sra.c (is_va_list_type): New function.
4250 (find_var_candidates): Call is_va_list_type.
4251 (find_param_candidates): Check that the type or the type pointed
4252 to are not va_list types.
4254 2009-10-01 Martin Jambor <mjambor@suse.cz>
4257 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4258 DECL_ARTIFICIAL (param_decl) is true.
4260 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4262 * tree.h (tree_decl_common::lang_flag_8): New.
4263 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4265 * c-common.h (RID_CONSTEXPR): New.
4267 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4269 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4270 Use ref-all pointers.
4271 (alpha_gimplify_va_arg): Ditto.
4273 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4276 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4277 before insn counting loop now that BB_END (bb) is counted. Ensure
4278 the return value isn't zero.
4280 2009-09-30 Nick Clifton <nickc@redhat.com>
4282 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4283 with separate definitions of c_target_objs and cxx_target_objs.
4284 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4286 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4287 sh_symbian_import_export_class.
4288 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4289 * config/sh/symbian.c: Delete, moving code into...
4290 * config/sh/symbian-base.c: ... here
4291 * config/sh/symbian-c.c: ... and here
4292 * config/sh/symbian-cxx.c: ... and here.
4294 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4297 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4298 of plus RTX into register.
4300 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4302 * doc/install.texi: Linguistic and markup fixes.
4303 (Configuration) <--disable-cpp>: Remove description.
4304 <--enable-maintainer-mode>: Autotools files are affected, too.
4305 <--with-sysroot>: Improve description.
4306 (Building): Bump required GNU make version.
4308 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4310 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4311 (x86_64-*-*): Ditto.
4313 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4314 intrinisics for FMA4.
4315 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4316 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4317 Add FMA4 check and fma4intrin.h.
4318 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4320 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4321 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4322 constant for FMA4 support.
4323 (UNSPEC_FMA4_FMADDSUB): Ditto.
4324 (UNSPEC_FMA4_FMSUBADD): Ditto.
4325 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4326 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4327 (ix86_expand_fma4_multiple_memory): Ditto.
4328 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4329 (OPTION_MASK_ISA_FMA4_UNSET): New.
4330 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4331 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4332 (ix86_handle_option): Handle -mfma4.
4333 (isa_opts): Handle -mfma4.
4334 (enum pta_flags): Add PTA_FMA4.
4335 (override_options): Add FMA4 support.
4336 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4337 (IX86_BUILTIN_VFMADDSD): Ditto.
4338 (IX86_BUILTIN_VFMADDPS): Ditto.
4339 (IX86_BUILTIN_VFMADDPD): Ditto.
4340 (IX86_BUILTIN_VFMSUBSS): Ditto.
4341 (IX86_BUILTIN_VFMSUBSD): Ditto.
4342 (IX86_BUILTIN_VFMSUBPS): Ditto.
4343 (IX86_BUILTIN_VFMSUBPD): Ditto.
4344 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4345 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4346 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4347 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4348 (IX86_BUILTIN_VFNMADDSS): Ditto.
4349 (IX86_BUILTIN_VFNMADDSD): Ditto.
4350 (IX86_BUILTIN_VFNMADDPS): Ditto.
4351 (IX86_BUILTIN_VFNMADDPD): Ditto.
4352 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4353 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4354 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4355 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4356 (IX86_BUILTIN_VFMADDPS256): Ditto.
4357 (IX86_BUILTIN_VFMADDPD256): Ditto.
4358 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4359 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4360 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4361 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4362 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4363 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4364 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4365 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4366 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4367 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4368 (enum multi_arg_type): New enum for describing the various FMA4
4369 intrinsic argument types.
4370 (bdesc_multi_arg): New table for FMA4 intrinsics.
4371 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4372 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4374 (ix86_expand_builtin): Add FMA4 intrinsic support.
4375 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4376 operand instructions.
4377 (ix86_expand_fma4_multiple_memory): New function to split the
4378 second memory reference from FMA4 instructions.
4379 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4380 (ssemodesuffixf2s): Ditto.
4381 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4383 (fma4_fmsub<mode>4): Ditto.
4384 (fma4_fnmadd<mode>4): Ditto.
4385 (fma4_fnmsub<mode>4): Ditto.
4386 (fma4_vmfmadd<mode>4): Ditto.
4387 (fma4_vmfmsub<mode>4): Ditto.
4388 (fma4_vmfnmadd<mode>4): Ditto.
4389 (fma4_vmfnmsub<mode>4): Ditto.
4390 (fma4_fmadd<mode>4256): Ditto.
4391 (fma4_fmsub<mode>4256): Ditto.
4392 (fma4_fnmadd<mode>4256): Ditto.
4393 (fma4_fnmsub<mode>4256): Ditto.
4394 (fma4_fmaddsubv8sf4): Ditto.
4395 (fma4_fmaddsubv4sf4): Ditto.
4396 (fma4_fmaddsubv4df4): Ditto.
4397 (fma4_fmaddsubv2df4): Ditto.
4398 (fma4_fmsubaddv8sf4): Ditto.
4399 (fma4_fmsubaddv4sf4): Ditto.
4400 (fma4_fmsubaddv4df4): Ditto.
4401 (fma4_fmsubaddv2df4): Ditto.
4402 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4403 instructions for intrinsics.
4404 (fma4i_fmsub<mode>4): Ditto.
4405 (fma4i_fnmadd<mode>4): Ditto.
4406 (fma4i_fnmsub<mode>4): Ditto.
4407 (fma4i_vmfmadd<mode>4): Ditto.
4408 (fma4i_vmfmsub<mode>4): Ditto.
4409 (fma4i_vmfnmadd<mode>4): Ditto.
4410 (fma4i_vmfnmsub<mode>4): Ditto.
4411 (fma4i_fmadd<mode>4256): Ditto.
4412 (fma4i_fmsub<mode>4256): Ditto.
4413 (fma4i_fnmadd<mode>4256): Ditto.
4414 (fma4i_fnmsub<mode>4256): Ditto.
4415 (fma4i_fmaddsubv8sf4): Ditto.
4416 (fma4i_fmaddsubv4sf4): Ditto.
4417 (fma4i_fmaddsubv4df4): Ditto.
4418 (fma4i_fmaddsubv2df4): Ditto.
4419 (fma4i_fmsubaddv8sf4): Ditto.
4420 (fma4i_fmsubaddv4sf4): Ditto.
4421 (fma4i_fmsubaddv4df4): Ditto.
4422 (fma4i_fmsubaddv2df4): Ditto.
4424 * doc/invoke.texi (-mfma4): Add documentation.
4425 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4427 2009-09-29 Richard Henderson <rth@redhat.com>
4429 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4430 an edge to the new destination block.
4432 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4435 * pa.c (hppa_profile_hook): Use
4436 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4438 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4439 Alexander Monakov <amonakov@ispras.ru>
4442 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4443 (not_postinc_memory_operand): New.
4444 (not_postinc_move_operand): New.
4445 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4446 (*cmovsi_internal): Ditto.
4448 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4450 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4451 restrict issue_rate in first pass when scheduling for register
4454 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4455 Rafael Avila de Espindola <espindola@google.com>
4457 * gengtype.c (plugin_output): New.
4458 (get_output_file_with_visibility): Return plugin_output for plugins.
4459 (main): Parse and use the -P option.
4460 * gty.texi: Update the command line format.
4462 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4465 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4467 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4468 out if !const_ok_for_output.
4471 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4472 case VAR_LOCATION>: Remove gcc_unreachable ().
4474 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4476 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4477 (x86_64-*-*): Ditto.
4478 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4479 back to smmintrin.h.
4480 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4481 * config/i386/x86intrin.h: Remove SSE5.
4482 * config/i386/mmintrin-common.h: Delete file.
4483 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4485 2009-09-29 Richard Guenther <rguenther@suse.de>
4487 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4488 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4490 2009-09-29 Nick Clifton <nickc@redhat.com>
4492 * function.c (current_function_name): If there is no current
4493 function just return "<none>".
4495 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4497 * tree-pass.h (register_pass_info): New structure.
4498 (pass_positioning_ops): Move enum from gcc-plugin.h.
4499 (register_pass): New function.
4500 * gcc-plugin.h (plugin_pass): Delete structure.
4501 (pass_positioning_ops): Delete enum.
4502 * plugin.c (regsiter_pass): Delete function.
4503 (position_pass): Delete function.
4504 (added_pass_nodes): Delete variable.
4505 (prev_added_pass_nodes): Delete variable.
4506 (pass_list_node): Delete structure.
4507 * passes.c (make_pass_instance): New function.
4508 (next_pass_1): Change to call make_pass_instance.
4509 (pass_list_node): Move structure from gcc-plugin.h.
4510 (added_pass_nodes): Move variable from plugin.c.
4511 (prev_added_pass_nodes): Move variable from plugin.c.
4512 (position_pass): New function.
4513 (register_pass): New function.
4515 2009-09-28 Easwaran Raman <eraman@google.com>
4517 * ifcvt.c (noce_try_abs): Recognize pattern and call
4518 expand_one_cmpl_abs_nojump.
4519 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4520 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4522 2009-09-28 Ian Lance Taylor <iant@google.com>
4525 * c-opts.c (c_common_handle_option): Don't set
4526 warn_jump_misses_init for -Wall.
4527 * doc/invoke.texi (Warning Options): Update documentation.
4529 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4531 * Makefile.in ($(out_object_file)): Depend on
4532 gt-$(basename $(notdir $(out_file))).h.
4534 2009-09-28 Richard Henderson <rth@redhat.com>
4536 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4537 * except.c (gen_eh_region): Set it.
4538 (duplicate_eh_regions_1): Copy it.
4539 * tree-eh.c (lower_resx): Use it to determine which function
4542 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4543 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4544 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4545 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4546 BUILT_IN_CXA_END_CLEANUP if necessary.
4548 * c-common.c (c_define_builtins): Update call to
4549 build_common_builtin_nodes.
4551 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4553 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4555 2009-09-28 Michael Matz <matz@suse.de>
4557 * builtins.c (interclass_mathfn_icode): New helper.
4558 (expand_builtin_interclass_mathfn): Use it here, and split folding
4560 (fold_builtin_interclass_mathfn): ... this new folder.
4561 (build_call_nofold_loc): New static helper.
4562 (build_call_nofold): New wrapper macro for above.
4563 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4564 (expand_builtin_pow): Ditto.
4565 (expand_builtin_memset_args): Ditto.
4566 (expand_builtin_printf): Ditto.
4567 (expand_builtin_fprintf): Ditto.
4568 (expand_builtin_sprintf): Ditto.
4569 (expand_builtin_memory_chk): Ditto.
4570 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4571 (expand_builtin_stpcpy): Ditto.
4572 (expand_builtin_strcmp): Ditto.
4573 (expand_builtin_strncmp): Ditto.
4574 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4575 (expand_builtin_strcpy_args): Don't call folders.
4576 (expand_builtin_memcmp): Ditto.
4577 (expand_builtin_strncpy): Ditto, and use target.
4578 (expand_builtin_memcpy): Ditto.
4579 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4580 expand_builtin_strpbrk, expand_builtin_memmove,
4581 expand_builtin_memmove_args, expand_builtin_bcopy,
4582 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4583 expand_builtin_strspn, expand_builtin_strcspn,
4584 expand_builtin_fputs): Remove these.
4585 (expand_builtin): Don't call the above, change calls to other
4586 expanders that changed prototype.
4587 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4588 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4589 fold_builtin_interclass_mathfn.
4590 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4591 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4593 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4594 * passes.c (init_optimization_passes): Move pass_fold_builtins
4595 after last phiopt pass.
4596 * tree-inline.c (fold_marked_statements): When folding builtins
4597 iterate over all instruction potentially generated.
4598 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4600 (fold_gimple_call): Use it to always fold calls (into potentially
4601 multiple instructions).
4602 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4603 calls into zero at this time.
4604 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4605 statements generated by builtin folding.
4607 2009-09-28 Nick Clifton <nickc@redhat.com>
4609 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4611 2009-09-28 Duncan Sands <baldrick@free.fr>
4613 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4614 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4615 (register_callback): Dispatch it.
4616 (invoke_plugin_callbacks): Incorporate in sanity check.
4617 * ggc.h (ggc_register_cache_tab): Add declaration.
4618 * ggc-common.c (ggc_register_root_tab): Simplify.
4619 (const_ggc_cache_tab_t): New typedef.
4620 (extra_cache_vec): New vector of dynamically added cache tables.
4621 (ggc_register_cache_tab): New function.
4622 (ggc_scan_cache_tab): New function.
4623 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4624 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4626 2009-09-27 Richard Henderson <rth@redhat.com>
4628 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4629 which we remove __builtin_stack_restore.
4631 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4633 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4634 to test for GRD_INVARIANT.
4635 (simple_rhs_p): Anything that's function_invariant_p is fine.
4637 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4639 * gengtype.c (main): Use plunge_files instead of plugin_output.
4641 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4642 Rafael Avila de Espindola <espindola@google.com>
4644 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4645 Don't print pch related info if it is false.
4646 (main): Don't print pch info in plugin mode.
4648 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4650 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4651 with dw_val_class_const_double.
4652 (struct dw_val_struct): Replace val_long_long with val_double and
4653 adjust for above change.
4654 (output_loc_operands): Likewise.
4655 (add_AT_long_long): Rename into...
4656 (add_AT_double): ...this.
4657 (print_die): Replace dw_val_class_long_long with
4658 dw_val_class_const_double and adjust.
4659 (attr_checksum): Likewise.
4660 (same_dw_val_p): Likewise.
4661 (size_of_die): Likewise.
4662 (value_format): Likewise.
4663 (output_die): Likewise.
4664 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4665 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4666 instead of add_AT_long_long.
4667 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4668 value with the precision of its type.
4670 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4673 * c-typeck.c (build_conditional_expr): Use the readonly and
4674 volatile flags of the operand types, not of the operands itself.
4676 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4678 * collect2.c (main): Look for -brtl before adding libraries.
4680 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4682 * config.gcc: Update OpenBSD targets.
4683 * config/openbsd-stdint.h: New file.
4684 * config/openbsd-libpthread.h: New file.
4685 * config/openbsd.h: Update and break out LIB_SPEC definition.
4686 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4687 * config/i386/openbsdelf.h: Correct types.
4688 * config/m68k/openbsd.h: Likewise.
4689 * config/mips/openbsd.h: Likewise.
4690 * config/vax/openbsd.h: Likewise.
4692 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4694 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4695 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4696 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4697 of the length and zero.
4699 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4701 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4702 (FLAGS_H): Add options.h $(REAL_H).
4703 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4704 (TREE_VECTORIZER_H): New.
4705 (EBITMAP_H): Renamed from EBIMAP_H.
4706 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4707 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4708 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4709 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4710 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4711 (graphite-clast-to-gimple.o, graphite-dependences.o)
4712 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4713 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4714 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4715 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4716 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4717 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4718 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4719 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4720 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4721 updated and fixed as per above changes and per
4722 check_makefile_deps.sh output.
4725 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4726 * configure: Regenerate.
4728 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4730 * doc/install.texi: Update minimum MPC version to 0.7.
4732 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4734 * doc/install.texi (Binaries): Remove reference to the binary
4735 distribution CD-ROM from the FSF.
4737 2009-09-26 Michael Matz <matz@suse.de>
4741 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4742 that are mentioned in the body.
4744 2009-09-26 Michael Matz <matz@suse.de>
4746 PR tree-optimization/41454
4747 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4748 (tree_ssa_dominator_optimize): Don't allocate and free it.
4749 (dom_opt_leave_block): Don't iterate over it.
4750 (eliminate_redundant_computations): Don't return a value.
4751 (cprop_operand, cprop_into_stmt): Ditto.
4752 (optimize_stmt): Don't defer updating stmts.
4754 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4756 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4757 generic_parameter_die, template_parameter_pack_die,
4758 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4759 renaming DW_TAG_formal_parameter_pack and
4760 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4761 and DW_TAG_GNU_template_parameter_pack.
4763 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4765 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4766 * config/v850/v850.c (v850_function_value): New function.
4767 (TARGET_FUNCTION_VALUE): Define.
4769 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4771 * tree-vect-stmts.c (vectorizable_call): Call
4772 mark_symbols_for_renaming after vect_finish_stmt_generation.
4774 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4775 to loc_descriptor_from_tree.
4776 (add_location_or_const_value_attribute): Pass 0 instead of 2
4777 for decl_by_reference_p decls.
4779 2009-09-25 Richard Guenther <rguenther@suse.de>
4782 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4785 2009-09-25 Ben Elliston <bje@au.ibm.com>
4787 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4790 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4792 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4793 form of instruction.
4795 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4798 * fold-const.c (const_binop): Handle complex int division.
4799 * tree-complex.c (expand_complex_div_straight,
4800 expand_complex_div_wide): Update comments.
4802 2009-09-24 DJ Delorie <dj@redhat.com>
4805 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4806 (reg_class): Likewise.
4807 (REG_CLASS_NAMES): Likewise.
4808 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4809 (m32c_override_options): Disable -fivopts for M32C.
4811 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4813 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4814 Delete VSX load/store with update support.
4815 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4816 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4820 (VStype_load_update): Ditto.
4821 (VStype_store_update): Ditto.
4822 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4823 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4825 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4826 load/store with update builtins.
4828 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4830 * libgcc2.c (L_trampoline): Prototype for getpagesize
4831 and mprotect in WINNT case.
4833 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4835 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4836 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4837 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4838 'outgoing' argument.
4839 (TARGET_FUNCTION_VALUE): Define.
4841 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4843 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4845 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4848 * common.opt: Initialize dwarf_strict to -1.
4849 * toplev.c (process_options): Catch unset dwarf_strict
4850 and set to 0 for all targets not overriding.
4851 * config/darwin.c (darwin_override_options): Catch unset
4852 dwarf_strict and override to 1.
4854 2009-09-24 Jeff Law <law@redhat.com>
4856 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4858 2009-09-24 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/36143
4861 PR tree-optimization/38747
4862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4863 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4865 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4868 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4869 return false instead of gcc_unreachable (). For CONST return the
4870 value returned by recursive call instead of always returning true.
4871 (tree_add_const_value_attribute): Return the value returned by
4872 add_const_value_attribute instead of always returning true if rtl
4875 2009-09-23 Justin Seyster <jrseys@gmail.com>
4877 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4879 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4881 * cgraphunit.c (cgraph_lower_function): Revert last change.
4882 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4883 instead of DECL_NO_STATIC_CHAIN.
4884 * tree-cfg.c (verify_gimple_call): Likewise.
4885 * tree-nested.c (get_chain_decl, get_chain_field,
4886 convert_tramp_reference_op, convert_gimple_call): Likewise.
4887 (convert_all_function_calls): Likewise. Always set or clear
4888 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4889 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4890 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4892 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4893 DECL_NO_STATIC_CHAIN.
4894 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4895 instead of DECL_NO_STATIC_CHAIN.
4896 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4897 decl_function_context.
4898 * varasm.c (initializer_constant_valid_p): Likewise.
4899 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4900 (DECL_STATIC_CHAIN): ... this.
4901 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4902 instead of DECL_NO_STATIC_CHAIN.
4904 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4905 Rafael Avila de Espindola <espindola@google.com>
4907 * gengtype.c (nb_plugin_files): Make it unsigned to match
4908 num_gt_files. Adjust other variables to avoid warnings.
4909 (main): Allocate an all zero lang_bitmap before each plugin file name
4910 to match regular file names.
4912 2009-09-23 Richard Henderson <rth@redhat.com>
4914 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4915 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4916 static chain passed in memory.
4917 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4918 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4919 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4920 STATIC_CHAIN_REGNUM defined.
4922 * config/picochip/picochip-protos.h: s/class/klass/.
4923 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4924 (picochip_static_chain): New.
4925 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4926 (STATIC_CHAIN_INCOMING): Remove.
4928 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4929 (xtensa_static_chain): New.
4930 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4931 (STATIC_CHAIN_INCOMING): Remove.
4933 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4935 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4936 * config/pa/pa-protos.h (function_value): Remove.
4937 * config/pa/pa.c (pa_function_value): Rename from function_value.
4938 Make static, add 'outgoing' argument.
4939 (TARGET_FUNCTION_VALUE): Define.
4941 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4943 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4944 instead of cfun->machine->is_leaf.
4945 * config/avr/avr.h (machine_function): Remove is_leaf field.
4947 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4950 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4951 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4952 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4953 the same size, prefer DW_OP_stack_value.
4954 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4955 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4957 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4960 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4962 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4965 * cfgexpand.c (convert_debug_memory_address): New.
4966 (expand_debug_expr): Convert base address and offset to the same
4967 mode. Use it to convert addresses to other modes. Accept
4970 2009-09-23 Richard Guenther <rguenther@suse.de>
4972 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4973 produced for bigendian targets with promoted subregs.
4975 2009-09-23 Richard Guenther <rguenther@suse.de>
4977 * value-prof.c (gimple_ic): Purge old EH edges only after building
4980 2009-09-23 Nick Clifton <nickc@redhat.com>
4982 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4984 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4987 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4990 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4991 on non-nested functions.
4993 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4994 Jan Hubicka <jh@suse.cz>
4996 * dwarf2out.c (loc_list_plus_const): Only define if
4997 DWARF2_DEBUGGING_INFO.
4998 (address_of_int_loc_descriptor): Likewise.
5001 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5003 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5006 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5007 constant is more than zero.
5009 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5012 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5013 call final to emit non-scheduled prologue, instead insert at entry.
5015 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5016 Joseph S. Myers <joseph@codesourcery.com>
5018 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5020 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5021 Rafael Avila de Espindola <espindola@google.com>
5023 * gengtype.c (is_file_equal): New function.
5024 (close_output_files): Use is_file_equal. Free of->buf.
5026 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5027 Rafael Avila de Espindola <espindola@google.com>
5029 * gengtype.c (write_types, write_local): Add the output_header
5030 argument. Update all callers.
5032 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5034 * dwarf2out.c (template_parameter_pack_die,
5035 gen_formal_parameter_pack_die ): New functions.
5036 (make_ith_pack_parameter_name): Remove this function.
5037 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5038 DW_TAG_formal_parameter_pack.
5039 (gen_generic_params_dies): Represent each template parameter pack
5040 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5041 represented by usual DW_TAG_template_*_parameter DIEs that are
5042 children of the DW_TAG_template_parameter_pack element DIE.
5043 (generic_parameter_die): This doesn't deal with parameter pack
5044 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5045 of parameter pack DIEs.
5046 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5047 in certain cases, e.g. for pack elements.
5048 (gen_formal_types_die, gen_decl_die): Adjust usage of
5049 gen_formal_parameter_die.
5050 (gen_subprogram_die): Represent each function parameter pack by a
5051 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5052 represented by usual DW_TAG_formal_parameter DIEs that are children
5053 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5054 ____builtin_va_alist decls as no part of the compiler uses those
5056 * langhooks.h (struct lang_hooks_for_decls): Add
5057 function_parm_expanded_from_pack_p, get_generic_function_decl
5058 and function_parameter_pack_p hooks. Fix comment for
5059 get_innermost_generic_parms hook.
5060 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5061 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5062 macros and use them to initialize lang_hook.
5064 2009-09-22 Richard Henderson <rth@redhat.com>
5066 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5067 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5068 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5069 on TRAMPOLINE_TEMPLATE.
5070 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5071 TRAMPOLINE_ADJUST_ADDRESS.
5072 * targhooks.c (default_asm_trampoline_template): Remove.
5073 (default_trampoline_adjust_address): Remove.
5074 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5075 * targhooks.h: Update decls.
5077 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5079 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5080 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5081 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5083 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5086 * reload1.c (reload): Reset debug insns with pseudos without
5089 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5091 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5092 unconditional true for decimal float modes.
5093 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5094 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5096 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5098 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5099 Enable a new case for __FreeBSD__ >= 7.
5100 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5101 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5102 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5103 and USE_LD_AS_NEEDED.
5105 * doc/install.texi (*-*-freebsd*): Update target information.
5107 2009-09-22 Richard Guenther <rguenther@suse.de>
5110 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5111 arrays really properly.
5113 2009-09-22 Richard Henderson <rth@redhat.com>
5116 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5117 calls.static_chain, calls.trampoline_init,
5118 calls.trampoline_adjust_address.
5119 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5120 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5121 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5122 * builtins.c (expand_builtin_setjmp_receiver): Use
5123 targetm.calls.static_chain; only clobber registers.
5124 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5125 set up memory attributes properly for the trampoline block.
5126 (expand_builtin_adjust_trampoline): Use
5127 targetm.calls.trampoline_adjust_address.
5128 * calls.c (prepare_call_address): Add fndecl argument. Use
5129 targetm.calls.static_chain.
5130 * df-scan.c (df_need_static_chain_reg): Remove.
5131 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5132 consolodate static chain handling.
5133 * doc/tm.texi: Document new hooks.
5134 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5135 (init_emit_regs): Don't initialize them.
5136 * expr.h (prepare_call_address): Update decl.
5137 * final.c (profile_function): Use targetm.calls.static_chain.
5138 * function.c (expand_function_start): Likewise.
5139 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5140 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5141 only clobber registers.
5142 * targhooks.c (default_static_chain): New.
5143 (default_asm_trampoline_template, default_trampoline_init): New.
5144 (default_trampoline_adjust_address): New.
5145 * targhooks.h: Declare them.
5146 * varasm.c (assemble_trampoline_template): Use
5147 targetm.asm_out.trampoline_template. Make the memory block const
5150 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5151 alpha_initialize_trampoline. Make static. Merge VMS parameter
5152 differences into the TARGET_ABI_OPEN_VMS code block.
5153 (TARGET_TRAMPOLINE_INIT): New.
5154 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5155 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5156 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5157 (INITIALIZE_TRAMPOLINE): Remove.
5159 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5160 (TRAMPOLINE_TEMPLATE): Merge with ...
5161 (INITIALIZE_TRAMPOLINE): ... this and move ...
5162 * config/arc/arc.c (arc_trampoline_init): ... here.
5163 (TARGET_TRAMPOLINE_INIT): New.
5165 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5166 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5167 (arm_asm_trampoline_template): New.
5168 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5169 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5170 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5171 code to arm_asm_trampoline_template.
5172 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5173 arm_trampoline_adjust_address.
5174 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5175 adjust for target hook parameters.
5177 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5180 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5181 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5182 (bfin_trampoline_init): Rename from initialize_trampoline;
5183 make static; update for target hook parameters.
5184 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5185 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5186 bfin_asm_trampoline_template.
5187 (INITIALIZE_TRAMPOLINE): Remove.
5189 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5190 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5191 cris_trampoline_init): New.
5192 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5193 cris_asm_trampoline_template.
5194 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5195 adjust for target hook parameters.
5197 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5199 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5200 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5201 fr30_trampoline_init): New.
5202 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5203 fr30_asm_trampoline_template.
5204 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5205 adjust for target hook parameters.
5207 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5208 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5209 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5210 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5211 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5213 * config/h8300/h8300.c (h8300_trampoline_init): New.
5214 (TARGET_TRAMPOLINE_INIT): New.
5215 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5216 to h8300_trampoline_init and adjust for hook parameters.
5218 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5219 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5220 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5221 make static; adjust for hook parameters.
5222 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5224 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5225 (TARGET_TRAMPOLINE_INIT): New.
5226 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5227 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5228 iq2000_asm_trampoline_template.
5229 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5230 (TRAMPOLINE_CODE_SIZE): New.
5231 (TRAMPOLINE_SIZE): Use it.
5232 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5234 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5235 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5236 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5237 adjust for hook parameters.
5238 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5240 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5241 (m32r_trampoline_init): New.
5242 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5243 m32r_trampoline_init.
5245 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5246 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5247 make static; update for hook parameters.
5248 * config/m68hc11/m68hc11-protos.h: Update.
5249 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5251 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5252 (TARGET_TRAMPOLINE_INIT): New.
5253 (mcore_function_value): Fix typo.
5254 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5255 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5256 to mcore_asm_trampoline_template.
5257 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5259 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5260 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5261 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5262 update for hook parameters.
5263 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5265 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5266 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5267 mips_trampoline_init): New.
5268 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5269 mips_asm_trampoline_template.
5270 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5271 update for hook parameters.
5273 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5274 (TARGET_TRAMPOLINE_INIT): New.
5275 (mmix_trampoline_size): Remove.
5276 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5277 make static. Remove out-of-date tetra vs octa comment.
5278 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5279 make static; update for hook parameters.
5280 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5281 (INITIALIZE_TRAMPOLINE): Remove.
5282 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5283 (TRAMPOLINE_ALIGNMENT): New.
5284 * gcc/config/mmix/mmix-protos.h: Update.
5286 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5287 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5288 mn10300_trampoline_init): New.
5289 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5290 mn10300_asm_trampoline_template.
5291 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5293 * config/moxie/moxie.c (moxie_static_chain,
5294 moxie_asm_trampoline_template, moxie_trampoline_init,
5295 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5296 TARGET_TRAMPOLINE_INIT): New.
5297 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5298 moxie_trampoline_init.
5299 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5300 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5302 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5303 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5304 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5305 pa_trampoline_adjust_address): New.
5306 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5307 pa_asm_trampoline_template.
5308 (TRAMPOLINE_ALIGNMENT): New.
5309 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5310 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5311 adjust for hook parameters.
5312 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5314 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5315 (TARGET_TRAMPOLINE_INIT): New.
5316 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5317 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5319 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5321 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5322 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5323 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5324 make static; adjust parameters for the hook.
5325 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5327 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5328 s390_trampoline_template; make static.
5329 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5330 make static; adjust for target hook.
5331 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5332 * config/s390/s390-protos.h: Remove trampoline decls.
5333 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5334 (TRAMPOLINE_TEMPLATE): Remove.
5335 (TRAMPOLINE_ALIGNMENT): New.
5337 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5338 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5339 (TARGET_TRAMPOLINE_INIT): New.
5340 (score_asm_trampoline_template): New.
5341 (score_trampoline_init): Rename from score_initialize_trampoline;
5342 make static; adjust for hook parameters.
5343 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5344 score[37]_asm_trampoline_template.
5345 (INITIALIZE_TRAMPOLINE): Remove.
5346 * config/score/score3.c (score3_asm_trampoline_template): New.
5347 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5348 adjust for target hook.
5349 * config/score/score7.c (score7_asm_trampoline_template): New.
5350 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5351 adjust for target hook.
5352 * config/score/score3.h, config/score/score7.h: Update.
5354 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5355 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5356 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5357 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5358 make static; adjust for target hook parameters.
5359 (sh_trampoline_adjust_address): New.
5360 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5361 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5363 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5364 (sparc32_initialize_trampoline): Rename from
5365 sparc_initialize_trampoline; make static; replace tramp parameter
5366 with m_tramp and update memory accesses.
5367 (sparc64_initialize_trampoline): Similarly.
5368 (sparc_trampoline_init): New.
5369 * config/sparc/sparc-protos.h: Remove trampoline decls.
5370 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5371 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5373 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5374 (array_to_constant): Make ARR parameter const.
5375 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5376 make static; update for hook parameters.
5377 * config/spu/spu-protos.h: Update decls.
5378 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5380 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5381 from xstormy16_initialize_trampoline; make static; update for
5383 (TARGET_TRAMPOLINE_INIT): New.
5384 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5386 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5387 (TARGET_TRAMPOLINE_INIT): New.
5388 (v850_can_eliminate): Make static.
5389 (v850_asm_trampoline_template, v850_trampoline_init): New.
5390 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5391 v850_asm_trampoline_template.
5392 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5393 and adjust for target hook parameters.
5395 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5396 (TARGET_TRAMPOLINE_INIT): New.
5397 (vax_asm_trampoline_template, vax_trampoline_init): New.
5398 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5399 vax_asm_trampoline_template.
5400 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5402 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5403 (TARGET_TRAMPOLINE_INIT): New.
5404 (xtensa_asm_trampoline_template): Rename from
5405 xtensa_trampoline_template; make static.
5406 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5407 make static; update for hook parameters.
5408 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5409 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5410 (INITIALIZE_TRAMPOLINE): Remove.
5412 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5413 error for nested functions with regparm=3.
5414 (ix86_compute_frame_layout): Adjust frame pointer offset for
5415 ix86_static_chain_on_stack.
5416 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5417 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5418 don't reset to UNITS_PER_WORD.
5419 (ix86_emit_leave): Adjust ix86_cfa_state.
5420 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5421 (ix86_static_chain): New.
5422 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5423 make static; update for target hook parameters; use ix86_static_chain.
5424 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5425 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5426 (INITIALIZE_TRAMPOLINE): Remove.
5427 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5428 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5429 to the end. Add static_chain_on_stack.
5430 (ix86_static_chain_on_stack): New.
5432 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5433 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5434 (m68k_trampoline_init): New.
5435 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5436 m68k_trampoline_init and adjust for hook parameters.
5437 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5438 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5440 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5442 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5443 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5445 * reload1.c (reload): Call wrap_constant when substituting
5446 reg for equiv inside of DEBUG_INSNs.
5449 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5450 add_call_src_coords_attributes, add_high_low_attributes,
5451 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5452 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5453 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5454 when -gdwarf-2 -gstrict-dwarf.
5455 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5456 -gdwarf-[23] -gstrict-dwarf.
5457 (address_of_int_loc_descriptor, loc_descriptor,
5458 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5459 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5460 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5462 2009-09-22 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/41428
5465 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5466 (ccp_finalize): Pass it to substitute_and_fold.
5468 2009-09-22 Richard Guenther <rguenther@suse.de>
5470 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5471 (substitute_and_fold): Adjust prototype.
5472 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5473 (simplify_stmt_using_ranges): Likewise.
5474 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5475 (vrp_fold_stmt): New function.
5476 (vrp_finalize): Pass it to substitute_and_fold.
5477 * tree-flow.h (vrp_evaluate_conditional): Remove.
5478 (simplify_stmt_using_ranges): Likewise.
5479 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5480 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5481 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5483 (fold_predicate_in): Move to tree-vrp.c.
5484 (substitute_and_fold): Use the callback instead of calling into
5485 tree-vrp.c functions directly.
5487 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5489 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5490 comparison warning on rs6000.
5493 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5494 GIMPLE_EH_MUST_NOT_THROW cleanup.
5495 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5497 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5500 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5501 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5502 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5503 libSystem which is derived from the gcc 4.2.1 unwinder.
5505 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5508 * varasm.c (default_encode_section_info): Copy TLS model into
5509 sym_ref flags regardless of backend support for TLS, for all
5510 model types except TLS_MODEL_EMULATED.
5512 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5515 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5516 we can handle it correctly.
5518 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5520 * doc/install.texi (os2): Remove section.
5522 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5524 * doc/standards.texi (Objective-C): Adjust two URLs.
5526 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5528 * tree-tailcall.c (process_assignment): Don't check if a
5529 multiplication or an addition are already present.
5530 (find_tail_calls): Combine multiple additions and multiplications.
5531 (adjust_accumulator_values): Emit accumulators.
5533 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5535 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5536 xmm register restore.
5538 2009-09-21 Jan Hubicka <jh@suse.cz>
5540 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5541 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5544 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5546 * stor-layout.c (layout_type): Remove obsolete code.
5548 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5551 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5553 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5556 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5557 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5558 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5559 * fold-const.c (const_binop): Likewise.
5560 * real.h (do_mpc_arg2): Update prototype.
5562 2009-09-20 Jan Hubicka <jh@suse.cz>
5564 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5565 (add_location_or_const_value_attribute): Rewrite using
5567 (tree_add_const_value_attribute): Return true if successful.
5568 (tree_add_const_value_attribute_for_decl): Likewise.
5570 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5571 (loc_descriptor): ... here;
5572 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5573 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5574 pool items that was not marked for output.
5575 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5576 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5577 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5578 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5579 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5580 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5581 DW_OP_stack_value to get address of items that are not available
5583 (dw_loc_list): Handle single element lists correctly.
5585 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5586 Pascal Obry <obry@adacore.com>
5588 * unwind-dw2-fde.c (classify_object_over_fdes):
5589 Cast the constant 1 to _Unwind_Ptr.
5590 (add_fdes): Likewise.
5591 (linear_search_fdes): Likewise.
5593 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5595 * stor-layout.c (set_sizetype): Avoid useless type copy.
5597 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5599 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5601 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5602 * configure, config.in: Regenerate.
5603 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5605 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5606 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5607 for global data if the output could be used in a shared library.
5608 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5609 to 0 if TARGET_WRITABLE_EH_FRAME.
5611 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5613 PR rtl-optimization/39886
5614 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5615 just when insn is equal to BB_END (bb).
5617 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5619 * config/mips/mips.opt (mrelax-pic-calls): New option.
5620 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5622 (mips_unspec_call): Change "unspec_call" expander into this.
5623 (mips_strip_unspec_call): New function.
5624 (mips_got_load): Call mips_unspec_call instead of
5625 gen_unspec_call<mode>.
5626 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5628 (mips_cfg_in_reorg): New function.
5629 (mips16_lay_out_constants): Use it to decide whether to call
5630 CFG-aware insn splitting.
5631 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5632 mips_reorg. Move DF set-up code from here ...
5633 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5635 (mips_reorg): Call mips_df_reorg instead of
5636 r10k_insert_cache_barriers. Move CFG set-up code here from
5637 r10k_insert_cache_barriers.
5638 (mips_call_expr_from_insn): New function.
5639 (mips_pic_call_symbol_from_set): Likewise.
5640 (mips_find_pic_call_symbol): Likewise.
5641 (mips_annotate_pic_call_expr): Likewise.
5642 (mips_get_pic_call_symbol): Likewise.
5643 (mips_annotate_pic_calls): Likewise.
5644 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5646 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5647 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5648 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5650 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5651 (unspec_call<mode>): Remove it.
5652 (sibcall_internal, sibcall_value_internal,
5653 sibcall_value_multiple_internal, call_internal, call_split,
5654 call_value_internal, call_value_split,
5655 call_value_multiple_internal, call_value_multiple_split): Pass
5656 SIZE_OPNO to MIPS_CALL.
5657 (call_internal_direct, call_direct_split,
5658 call_value_internal_direct, call_value_direct_split): Pass -1 as
5659 SIZE_OPNO to MIPS_CALL.
5660 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5661 * configure: Regenerate.
5662 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5663 and -mno-relax-pic-calls.
5664 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5666 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5669 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5670 in the directory this rule is called from, rather than the
5671 toplevel 'gcc' directory, to fix in-tree build.
5673 2009-09-19 Chris Demetriou <cgd@google.com>
5675 PR preprocessor/28435:
5676 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5677 to cpplib that the preprocessor output is needed.
5679 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5681 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5682 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5683 *return_and_restore_fpregs_<mode>,
5684 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5687 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5688 instead of assuming it has always a REG inside of it.
5690 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5692 * config/freebsd.h: Update comment on types.
5693 (WINT_TYPE): Define.
5695 2009-09-18 Jason Merrill <jason@redhat.com>
5697 * c.opt: Add -fno-deduce-init-list.
5699 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5701 * value-prof.c (interesting_stringop_to_profile_p): Added output
5702 argument to indicate which parameter is the size parameter.
5703 * value-prof.c (gimple_stringop_fixed_value): Use
5704 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5705 * value-prof.c (gimple_stringops_transform): Update call sites to
5706 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5708 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5711 From David Binderman <dcb314@hotmail.com>:
5712 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5713 local variable f. Remove stale comments.
5714 (ix86_compute_frame_layout): Remove useless local variable total_size.
5715 Remove #if 0'd code.
5716 (legitimate_address_p): Remove useless local variables
5717 reason_rtx and reason.
5718 (ix86_split_copysign_const): Remove useless local variable op1.
5719 (scale_counter): Remove useless local variable piece_size_mask.
5721 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5723 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5726 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5729 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5731 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5733 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5736 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5738 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5739 DW_OP_implicit_value even without dwarf_version 4.
5741 2009-09-17 Jan Hubicka <jh@suse.cz>
5743 * dwarf2out.c: Include tree-pass.h and gimple.h.
5744 (loc_list_plus_const): New function.
5745 (loc_descriptor_from_tree_1): Rename to ...
5746 (loc_descriptor_from_tree): ... remove original.
5747 (loc_list_from_tree): New function.
5748 (add_AT_location_description): Accept location list.
5749 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5750 (concatn_mem_loc_descriptor): Remove.
5751 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5753 (secname_for_decl): Move up.
5754 (hidden_reference_p): New function; break out from ...
5755 (loc_by_refernece): ... here; move up.
5756 (dw_loc_list): New function.
5757 (single_element_loc_list): New function.
5758 (single_element_loc_list_p): New function.
5759 (add_loc_descr_to_each): New function.
5760 (add_loc_list): New function.
5761 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5762 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5763 add diagnostics why expansion failed.
5764 (add_location_or_const_value_attribute): Support location lists.
5765 (add_bound_info): Likewise.
5766 (descr_info_loc): Update call of loc_descriptor_from_tree.
5767 (gen_variable_die): Work on location lists.
5768 * final.c (pass_final): Add dump file.
5769 * Makefile.in (dwarf2out.o): Add new dependencies.
5771 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5774 * real.c decimal_from_integer, decimal_integer_string): New.
5775 (real_from_integer): Use them as special case for decimal float.
5776 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5777 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5778 Do not append zero after the decimal point in string to convert.
5780 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5782 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5783 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5785 2009-09-17 Martin Jambor <mjambor@suse.cz>
5787 * common.opt (fipa-sra): New switch.
5788 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5789 * timevar.def (TV_IPA_SRA): New timevar.
5790 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5791 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5792 * tree-sra.c: Include cgraph.c.
5793 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5794 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5795 and grp_not_necessarilly_dereferenced.
5796 (func_param_count): New variable.
5797 (encountered_apply_args): New variable.
5798 (bb_dereferences): New variable.
5799 (final_bbs): New variable.
5800 (no_accesses_representant): New variable.
5801 (no_accesses_p): New function.
5802 (dump_access): Dump the new fields.
5803 (sra_initialize): Set encountered_apply_args to false.
5804 (get_ssa_base_param): New function.
5805 (mark_parm_dereference): New function.
5806 (create_access): Caring for INIDRECT_REFs and different handling of
5807 varialble length accesses in early IPA SRA. Store the stmt - a new
5808 parameter - to the new access.
5809 (build_access_from_expr_1): New parameter stmt, passed to
5810 create_access. Handle INDIRECT_REFs.
5811 (build_access_from_expr): Pass the current statement to
5812 build_access_from_expr_1.
5813 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5815 (build_accesses_from_assign): Pass the current statement to
5816 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5817 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5818 final_bbs when necessary. Check for calls to __builtin_apply_args.
5819 Fixup EH info if anythng was changed.
5820 (is_unused_scalar_param): New function.
5821 (ptr_parm_has_direct_uses): New function.
5822 (find_param_candidates): New function.
5823 (mark_maybe_modified): New function.
5824 (analyze_modified_params): New function.
5825 (propagate_dereference_distances): New function.
5826 (dump_dereferences_table): New function.
5827 (analyze_caller_dereference_legality): New function.
5828 (unmodified_by_ref_scalar_representative): New function.
5829 (splice_param_accesses): New function.
5830 (decide_one_param_reduction): New function.
5831 (enum ipa_splicing_result): New type.
5832 (splice_all_param_accesses): New function.
5833 (get_param_index): New function.
5834 (turn_representatives_into_adjustments): New function.
5835 (analyze_all_param_acesses): New function.
5836 (get_replaced_param_substitute): New function.
5837 (get_adjustment_for_base): New function.
5838 (replace_removed_params_ssa_names): New function.
5839 (sra_ipa_reset_debug_stmts): New function.
5840 (sra_ipa_modify_expr): New function.
5841 (sra_ipa_modify_assign): New function.
5842 (convert_callers): New function.
5843 (modify_function): New function.
5844 (ipa_sra_preliminary_function_checks): New function.
5845 (ipa_early_sra): New function.
5846 (ipa_early_sra_gate): New function.
5847 (pass_early_ipa_sra): New variable.
5848 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5850 2009-09-17 Michael Matz <matz@suse.de>
5853 * tree.c (build_type_attribute_qual_variant): Export.
5854 * tree.h (build_type_attribute_qual_variant): Declare.
5855 * tree-inline.c (remap_type_1): Use it to build variants with
5856 the original qualifiers and attributes.
5858 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5860 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5861 without a fallthrough edge.
5863 2009-09-16 DJ Delorie <dj@redhat.com>
5865 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5866 chip and ignore the "fast_interrupt" attribute if so.
5868 2009-09-16 Richard Henderson <rth@redhat.com>
5871 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5874 2009-09-16 Richard Henderson <rth@redhat.com>
5877 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5878 is set only if DECL_NO_STATIC_CHAIN is unset.
5879 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5880 (FOR_EACH_NEST_INFO): New.
5881 (walk_all_functions): Use it.
5882 (finalize_nesting_tree): Likewise.
5883 (unnest_nesting_tree): Likewise.
5884 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5885 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5886 (convert_gimple_call): Early out if gimple_call_chain already set.
5887 (convert_all_function_calls): Iterate until no new functions
5888 require a static chain.
5889 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5890 when building a trampoline. Use dump_function_to_file instead
5892 (lower_nested_functions): Open dump_file. Validate that decls
5893 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5894 bit reset by this pass.
5896 2009-09-16 Michael Matz <matz@suse.de>
5899 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5900 shorten decl_common_unused.
5901 (DECL_RESTRICTED_P): New accessor.
5902 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5903 to disambiguate marked decls and restrict pointers.
5905 2009-09-16 Richard Henderson <rth@redhat.com>
5908 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5910 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5912 * integrate.c (set_block_abstract_flags): Call
5913 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5915 2009-09-16 Richard Guenther <rguenther@suse.de>
5918 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5921 2009-09-16 DJ Delorie <dj@redhat.com>
5922 Kaz Kojima <kkojima@gcc.gnu.org>
5924 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5925 (sh_expand_prologue): Update calls to output_stack_adjust.
5926 (sh_expand_epilogue): Likewise.
5928 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5931 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5932 trying to limit the extent of searches in the insn stream.
5934 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5935 Jakub Jelinek <jakub@redhat.com>
5939 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5941 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5942 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5943 (rs6000_savres_strategy): Always save FP registers inline if the
5944 target doesn't support hardware double-precision. Set the above
5945 bits in return value when needed.
5946 (rs6000_savres_routine_sym): Fix computation for cache selector.
5947 Mark the generated symbol as a function. Rename exitp argument to
5948 lr. Move code for determining the name of the symbol...
5949 (rs6000_savres_routine_name): ...here. New function. Add cases for
5950 getting the names right on AIX and 64-bit Linux.
5951 (savres_routine_name): New variable.
5952 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5953 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5954 on what the target routine uses as a base register. If savep && lr
5955 describe saving of r0 into memory slot.
5956 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5957 line calls for AIX ABI.
5958 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5959 determine FP save/restore functions.
5960 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5961 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5963 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5964 Duplicate restoration of LR and execute the appropriate one
5965 depending on whether GPRs are being restored inline. Set r11 from
5966 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5967 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5968 Fix out of line calls for AIX ABI.
5969 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5971 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5973 (*restore_gpregs_spe): Likewise.
5974 (*return_and_restore_gpregs_spe): Likewise.
5975 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5976 Define to empty string unconditionally.
5977 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5978 Define to empty string unconditionally.
5979 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5982 2009-09-15 Jan Hubicka <jh@suse.cz>
5984 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5985 * params.def (inline-insns-auto): Likewise.
5987 2009-09-15 Martin Jambor <mjambor@suse.cz>
5989 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5990 individual statements only at TDF_DETAILS dump level. Format
5991 source for 80 characters per line.
5993 2009-09-15 Christian Bruel <christian.bruel@st.com>
5995 * regrename.c (do_replace): Update REG_DEAD notes.
5997 2009-09-15 Revital Eres <eres@il.ibm.com>
5999 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6000 * targhooks.c (default_builtin_support_vector_misalignment):
6001 New builtin function.
6002 * targhooks.h (default_builtin_support_vector_misalignment):
6004 * target.h (builtin_support_vector_misalignment):
6005 New field in struct gcc_target.
6006 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6007 new builtin function.
6008 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6010 * config/rs6000/rs6000.c
6011 (rs6000_builtin_support_vector_misalignment): New function.
6012 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6014 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6016 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6018 (bfin_optimize_loop): Likewise.
6019 (bfin_gen_bundles): Likewise.
6020 (workaround_speculation): Likewise.
6021 (find_load): Return NULL_RTX for debug_insn.
6023 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6025 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6028 2009-09-14 DJ Delorie <dj@redhat.com>
6030 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6031 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6034 2009-09-14 Richard Henderson <rth@redhat.com>
6035 Jakub Jelinek <jakub@redhat.com>
6037 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6038 * cfgbuild.c (make_edges): Handle asm goto.
6039 * cfglayout.c (fixup_reorder_chain): Likewise.
6040 * cfgrtl.c (patch_jump_insn): Likewise.
6041 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6042 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6043 (gimple_build_asm_vec): Add and use labels parameter.
6044 (gimple_build_asm): Remove.
6045 (walk_gimple_asm): Walk labels too.
6046 * gimple.def (GIMPLE_ASM): Update docs.
6047 * gimple.h: Update decls.
6048 (struct gimple_statement_asm): Change nc to use unsigned char;
6050 (gimple_asm_nlabels): New.
6051 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6052 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6053 into gimple_build_asm_vec.
6054 * jump.c (mark_jump_label_asm): New.
6055 (mark_jump_label): Use it.
6056 (redirect_jump_1): Handle asm goto.
6057 (invert_jump_1): Soft fail if X is null.
6058 * recog.c (extract_asm_operands): New.
6059 (asm_noperands): Use it; handle asm labels.
6060 (decode_asm_operands): Use extract_asm_operands.
6061 (asm_operand_ok): Properly handle empty string.
6062 * reg-stack.c (get_asm_operands_in_out): Rename from
6063 get_asm_operand_n_inputs; use extract_asm_operands; return both
6064 inputs and outputs by reference; update all callers.
6065 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6066 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6067 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6068 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6069 (extract_asm_operands): Declare.
6070 * stmt.c (expand_asm_operands): Add and use labels parameter.
6071 (check_unique_operand_names): Likewise.
6072 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6073 (expand_asm_stmt): Handle asm labels.
6074 * tree-cfg.c (make_gimple_asm_edges): New.
6075 (make_edges): Use it.
6076 (cleanup_dead_labels): Handle asm labels.
6077 (is_ctrl_altering_stmt): Likewise.
6078 (gimple_redirect_edge_and_branch): Likewise.
6079 * tree.def (ASM_EXPR): Add 5th operand.
6080 * tree.h (ASM_LABELS): New.
6081 (resolve_asm_operand_names): Update decl.
6083 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6084 (c_parser_asm_goto_operands): New.
6085 * c-tree.h (build_asm_expr): Update decl.
6086 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6087 * doc/extend.texi: Document asm goto.
6089 2009-09-14 Richard Henderson <rth@redhat.com>
6091 * except.h: Update declarations.
6092 (struct pointer_map_t): Forward declare.
6093 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6094 (struct eh_landing_pad_d, eh_landing_pad): New.
6095 (struct eh_catch_d, eh_catch): New.
6096 (struct eh_region_d): Remove next_region_sharing_label, aka,
6097 label, tree_label, landing_pad, post_landing_pad, resume,
6098 may_contain_throw. Rename region_number to index. Remove
6099 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6100 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6101 (VEC(eh_landing_pad,gc)): New.
6102 (struct eh_status): Remove last_region_number. Add lp_array,
6103 throw_stmt_table, ttype_data, ehspec_data.
6104 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6105 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6106 * except.c (lang_protect_cleanup_actions): Return tree.
6107 (struct ehl_map_entry): Remove.
6108 (init_eh_for_function): Push zero entries for region and lp_array.
6109 (gen_eh_region): Add to region_array immediately.
6110 (gen_eh_region_catch): Operate on eh_catch objects.
6111 (gen_eh_landing_pad): New.
6112 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6113 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6114 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6115 (get_eh_landing_pad_from_number_fn): New.
6116 (get_eh_landing_pad_from_number): New.
6117 (get_eh_region_from_lp_number_fn): New.
6118 (get_eh_region_from_lp_number): New.
6119 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6120 (get_exception_pointer, get_exception_filter): Remove.
6121 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6122 (current_function_has_exception_handlers): Simplify.
6123 (bring_to_root, eh_region_replaceable_by_p): Remove.
6124 (replace_region, hash_type_list, hash_eh_region): Remove.
6125 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6126 (label_to_region_map, num_eh_regions): Remove.
6127 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6128 (find_exception_handler_labels): Remove.
6129 (duplicate_eh_regions_0, find_prev_try): Remove.
6130 (struct duplicate_eh_regions_data): New.
6131 (duplicate_eh_regions_1): Rewrite.
6132 (duplicate_eh_regions): Return a pointer map instead of an
6134 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6135 (redirect_eh_edge_to_label): Remove.
6136 (eh_region_outermost): Rewrite using eh_region pointers
6137 instead of integers.
6138 (add_ttypes_entry): Update for ttype_data move to eh_status.
6139 (add_ehspec_entry): Rewrite with VEC instead of varray.
6140 (assign_filter_values): Likewise. Export.
6141 (build_post_landing_pads, connect_post_landing_pads): Remove.
6142 (dw2_build_landing_pads): Rewrite to use lp_array.
6143 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6144 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6145 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6146 (sjlj_mark_call_sites): Update for landing pad numbers.
6147 (finish_eh_generation): Rewrite.
6148 (gate_handle_eh): Do nothing for no eh tree.
6149 (pass_rtl_eh): Move up near finish_eh_generation.
6150 (remove_eh_landing_pad): New.
6151 (remove_eh_handler): Export.
6152 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6153 (for_each_eh_label): Rewrite to use lp_array.
6154 (make_reg_eh_region_note): New.
6155 (make_reg_eh_region_note_nothrow_nononlocal): New.
6156 (insn_could_throw_p): New.
6157 (copy_reg_eh_region_note_forward): New.
6158 (copy_reg_eh_region_note_backward): New.
6159 (check_handled, add_reachable_handler): Remove.
6160 (reachable_next_level, foreach_reachable_handler): Remove.
6161 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6162 (get_eh_region_and_lp_from_rtx): New.
6163 (get_eh_region_from_rtx): New.
6164 (can_throw_internal_1, can_throw_external_1): Remove.
6165 (can_throw_internal): Use get_eh_region_from_rtx.
6166 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6167 (insn_nothrow_p, can_nonlocal_goto): New.
6168 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6169 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6170 (add_action_record): Use VEC not varray.
6171 (collect_one_action_chain): Update for eh_region changes.
6172 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6173 Use get_eh_region_and_lp_from_rtx.
6174 (gate_convert_to_eh_region_ranges): New.
6175 (pass_convert_to_eh_region_ranges): Use it.
6176 (push_uleb128, push_sleb128): Use VEC not varray.
6177 (output_one_function_exception_table): Likewise.
6178 (dump_eh_tree): Update for eh_region changes.
6179 (verify_eh_tree): Likewise.
6180 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6181 * tree-eh.c: Include target.h.
6182 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6183 Don't disallow GIMPLE_RESX; adjust argument check.
6184 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6185 (record_stmt_eh_region): Update for landing pad numbers;
6186 generate a landing pad if necessary.
6187 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6188 (remove_stmt_from_eh_lp_fn): Similarly.
6189 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6190 Update for lp numbers; don't special case missing throw_stmt_table.
6191 (lookup_expr_eh_lp): Similarly.
6192 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6193 (eh_seq, eh_region_may_contain_throw): New.
6194 (struct leh_state): Add ehp_region.
6195 (struct leh_tf_state): Remove eh_label.
6196 (emit_post_landing_pad): New.
6197 (emit_resx, emit_eh_dispatch): New.
6198 (note_eh_region_may_contain_throw): New.
6199 (frob_into_branch_around): Take eh_region not eh label;
6200 emit eh code into eh_seq.
6201 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6202 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6203 lower_eh_must_not_throw. Emit code to eh_seq.
6204 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6205 (lower_try_finally_onedest): Likewise.
6206 (lower_try_finally_copy): Likewise.
6207 (lower_try_finally_switch): Likewise.
6208 (lower_try_finally): Initialize ehp_region.
6209 (lower_catch): Update for eh_catch objects.
6210 (lower_eh_filter): Don't handle must_not_throw.
6211 (lower_eh_must_not_throw): New.
6212 (lower_cleanup): Don't set eh_label.
6213 (lower_eh_constructs_2): Resolve eh builtins.
6214 Handle GIMPLE_EH_MUST_NOT_THROW.
6215 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6216 Add eh_seq to the end of the function body.
6217 (make_eh_dispatch_edges): New.
6218 (make_eh_edge): Remove.
6219 (make_eh_edges): Simplify for landing pads.
6220 (redirect_eh_edge_1): New.
6221 (redirect_eh_edge): Use it.
6222 (redirect_eh_dispatch_edge): New.
6223 (stmt_could_throw_p): Use a switch. Allow RESX.
6224 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6225 (stmt_can_throw_internal): Likewise.
6226 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6227 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6228 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6229 (gate_refactor_eh): New.
6230 (pass_refactor_eh): Use it.
6231 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6232 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6233 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6234 (remove_unreachable_handlers): Rename from
6235 tree_remove_unreachable_handlers; rewrite for landing pads;
6236 call remove_eh_handler directly.
6237 (remove_unreachable_handlers_no_lp): New.
6238 (unsplit_eh, unsplit_all_eh): New.
6239 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6240 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6241 (cleanup_empty_eh_unsplit): New.
6242 (cleanup_empty_eh): Rewrite.
6243 (cleanup_all_empty_eh): New.
6244 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6245 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6246 (gate_cleanup_eh): New.
6247 (pass_cleanup_eh): Use it.
6248 (verify_eh_edges): Move later in file. Expect one EH edge.
6249 (verify_eh_dispatch_edge): New.
6251 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6252 (gtype-desc.o): Add TARGET_H.
6253 (tree.o): Use EXCEPT_H, not except.h.
6254 (cfgbuild.o): Add EXPR_H.
6255 (GTFILES): Add vecprim.h.
6256 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6257 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6258 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6259 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6260 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6261 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6262 calls to can_throw_internal.
6263 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6264 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6265 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6266 (expand_gimple_stmt): Use make_reg_eh_region_note.
6267 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6268 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6269 or find_exception_handler_labels.
6270 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6271 there is exacly one EH edge. Use can_nonlocal_goto and
6273 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6274 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6275 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6276 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6277 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6278 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6279 * dse.c (scan_insn): Use insn_could_throw_p.
6280 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6281 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6282 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6283 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6284 EXC_PTR_EXPR or FILTER_EXPR.
6285 (tree_expr_nonzero_warnv_p): Likewise.
6286 * function.h: Include vecprim.h, not varray.h
6287 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6288 move ttype_data and ehspec_data members to struct eh_status; change
6289 action_record_data member to a VEC.
6290 * gcse.c (hash_scan_set): Use can_throw_internal.
6291 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6292 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6293 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6294 (block_may_fallthru): Don't handle RESX_EXPR.
6295 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6296 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6297 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6298 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6299 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6300 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6301 (gimple_size): Likewise.
6302 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6303 (gimple_build_resx): Use gimple_build_with_ops.
6304 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6305 (is_gimple_val): Likewise.
6306 (is_gimple_stmt): Remove RESX_EXPR.
6307 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6308 (GIMPLE_RESX): Reorder with other EH constructs.
6309 * gimple.h (struct gimple_statement_eh_mnt): New.
6310 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6311 (gimple_eh_filter_must_not_throw): Remove.
6312 (gimple_eh_filter_set_must_not_throw): Remove.
6313 (gimple_eh_must_not_throw_fndecl): New.
6314 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6315 (is_gimple_resx): New.
6316 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6317 Don't copy EH_FILTER_MUST_NOT_THROW.
6318 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6319 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6320 handle must_not_throw_labels specially.
6321 * ipa-pure-const.c (check_call): Update debug statement for LP.
6322 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6323 * ipa-utils.c (get_base_var): Likewise.
6324 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6325 * lower-subreg.c (move_eh_region_note): Remove.
6326 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6327 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6328 (create_task_copyfn): Likewise.
6329 (maybe_catch_exception): Use gimple_build_eh_filter.
6330 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6331 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6332 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6333 and pass_lower_resx.
6334 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6335 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6336 can_throw_internal, can_nonlocal_goto.
6337 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6338 copy_reg_eh_region_note_forward.
6339 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6340 (emit_output_reload_insns): Likewise.
6341 (copy_eh_notes): Remove.
6342 * rtl.def (RESX): Remove.
6343 * rtl.h: Update declarations.
6344 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6345 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6346 (update_eh_label): Remove.
6347 (cleanup_dead_labels_eh): New.
6348 (cleanup_deal_labels): Use it instead of update_eh_label.
6349 (gimple_merge_blocks): Update landing pad data structure when
6350 removing a landing pad label.
6351 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6352 test; handle GIMPLE_EH_MUST_NOT_THROW.
6353 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6354 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6355 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6356 (verify_stmt): Likewise. Verify landing pads.
6357 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6358 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6359 (struct move_stmt_d): Add eh_map.
6360 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6361 (move_stmt_r): Remap eh region numbers in builtin calls,
6362 resx and eh_dispatch.
6363 (move_block_to_fn): Remove eh_offset parameter. Use
6364 maybe_duplicate_eh_stmt_fn.
6365 (find_outermost_region_in_block): Operate on eh_region pointers
6366 instead of region numbers.
6367 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6368 duplicate_eh_regions.
6369 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6370 test earlier. Disallow EH landing pads.
6371 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6372 * tree-flow.h: Update declarations.
6373 (struct tree_ann_common_d): Replace rn with lp_nr.
6374 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6375 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6376 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6377 resx and eh_dispatch.
6378 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6379 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6380 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6381 from duplicate_eh_regions.
6382 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6383 update RESX; handle EH_DISPATCH.
6384 (expand_call_inline): Set eh_lp_nr, not eh_region.
6385 (maybe_inline_call_in_expr): Likewise.
6386 * tree-inline.h (struct copy_body_data): Replace eh_region with
6387 eh_lp_nr, eh_region_offset with eh_map.
6388 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6389 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6390 * tree-pretty-print.c (dump_generic_node): Don't handle
6391 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6392 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6393 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6394 EXC_PTR_EXPR, FILTER_EXPR.
6395 * tree-ssa-operands.c (get_expr_operands): Likewise.
6396 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6397 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6398 (ao_ref_init_from_vn_reference): Likewise.
6399 * tree-ssa-sink.c (statement_sink_location): Likewise.
6400 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6401 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6402 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6403 EXC_PTR_EXPR, FILTER_EXPR.
6404 (is_exception_related): Remove.
6405 (compute_avail): Don't call it.
6406 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6407 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6408 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6409 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6411 (build_resx): Remove.
6412 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6413 * tree.h: Update declarations.
6414 (EH_FILTER_MUST_NOT_THROW): Remove.
6415 (struct tree_label_decl): Add eh_landing_pad_nr.
6416 (EH_LANDING_PAD_NR): New.
6417 * value-prof.c (gimple_ic): Tidy variable names. Update for
6418 landing pad numbers.
6419 (gimple_stringop_fixed_value): Tidy variable names. Assert
6420 that neither call stmt can throw.
6421 * vecprim.h (uchar): New.
6422 (VEC(uchar,heap), VEC(uchar,gc)): New.
6424 * c-common.c (c_define_builtins): Update call to
6425 build_common_builtin_nodes.
6426 * c-parser.c (c_parse_file): Don't call
6427 default_init_unwind_resume_libfunc.
6429 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6431 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6432 (mips_cprestore_address_p): Likewise.
6433 (mips_save_gp_to_cprestore_slot): Likewise.
6434 (mips_restore_gp): Rename to...
6435 (mips_restore_gp_from_cprestore_slot): ...this.
6436 (mips_must_initialize_gp_p): Declare.
6437 (mips_emit_save_slot_move): Likewise.
6438 (mips_output_load_label): Return nothing.
6439 (mips_eh_uses): Declare.
6440 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6441 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6442 (TARGET_ABSOLUTE_JUMPS): Likewise.
6443 (EH_USES): Likewise.
6444 (FIRST_PSEUDO_REGISTER): Update comment.
6445 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6446 (MIPS_CALL): ...here.
6447 (REGISTER_NAMES): Add $cprestore.
6448 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6449 Add load_label_length, has_inflexible_gp_insn_p,
6450 has_flexible_gp_insn_p, must_initialize_gp_p and
6451 must_restore_gp_when_clobbered_p.
6452 (mips_expand_call): Don't generate split instructions here.
6453 (mips_split_call): Update the call to mips_restore_gp after
6454 the above name change.
6455 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6456 (mips_find_gp_ref): New function.
6457 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6458 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6459 (mips_insn_has_flexible_gp_ref_p): Likewise.
6460 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6461 (mips_function_has_gp_insn): Delete.
6462 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6463 Use the new functions above. Only return INVALID_REGNUM
6464 for TARGET_ABSOLUTE_JUMPS.
6465 (mips_must_initialize_gp_p): New function.
6466 (mips_get_cprestore_base_and_offset): New function, extracted from...
6467 (mips_cprestore_slot): ...here. Take a bool parameter.
6468 (mips_cfun_has_cprestore_slot_p): New function.
6469 (mips_cprestore_address_p): Likewise.
6470 (mips_save_gp_to_cprestore_slot): Likewise.
6471 (mips_restore_gp): Rename to...
6472 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6473 epilogue_completed. Update the call to mips_cprestore_slot.
6474 Test cfun->machine->must_restore_gp_when_clobbered_p.
6475 (mips_direct_save_slot_move_p): New function.
6476 (mips_emit_save_slot_move): Likewise.
6477 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6478 of cfun->machine->global_pointer.
6479 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6480 (mips_save_reg): Use mips_emit_save_slot_move.
6481 (mips_expand_prologue): Set must_initialize_gp_p.
6482 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6483 for all cprestore saves. Emit a use_cprestore instruction after
6484 setting up the cprestore slot.
6485 (mips_restore_reg): Use mips_emit_save_slot_move.
6486 (mips_process_load_label): New function.
6487 (mips_load_label_length): Likewise.
6488 (mips_output_load_label): Don't return asm: output it here instead.
6489 Use mips_process_load_label.
6490 (mips_adjust_insn_length): Adjust the length of branch instructions
6491 that have length MAX_PIC_BRANCH_LENGTH.
6492 (mips_output_conditional_branch): Update the call to
6493 mips_output_load_label. Assume the branch target is OPERANDS[0]
6494 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6495 (mips_output_order_conditional_branch): Swap the meaning of
6496 OPERANDS[0] and OPERANDS[1].
6497 (mips_variable_issue): Don't count ghost instructions.
6498 (mips_expand_ghost_gp_insns): New function.
6499 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6500 (mips_output_mi_thunk): Set must_initialize_gp_p.
6501 (mips_eh_uses): New function.
6502 * config/mips/predicates.md (cprestore_save_slot_operand)
6503 (cprestore_load_slot_operand): New predicates.
6504 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6505 (UNSPEC_MOVE_GP): Likewise.
6506 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6507 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6508 (CPRESTORE_SLOT_REGNUM): New register.
6509 (MAX_PIC_BRANCH_LENGTH): New constant.
6510 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6511 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6512 branches. Fix commentary.
6513 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6514 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6515 Change type to "ghost".
6516 (loadgp_absolute_<mode>): Likewise.
6517 (loadgp_rtp_<mode>): Likewise.
6518 (copygp_mips16): Likewise.
6519 (loadgp_blockage): Remove redundant mode attribute.
6520 (potential_cprestore): New instruction.
6521 (cprestore): Turn into an unspec set.
6522 (use_cprestore): New instruction.
6523 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6524 (*branch_fp_inverted): Likewise.
6525 (*branch_order<mode>): Likewise.
6526 (*branch_order<mode>_inverted): Likewise.
6527 (*branch_equality<mode>): Likewise.
6528 (*branch_equality<mode>_inverted): Likewise.
6529 (*branch_bit<bbv><mode>): Likewise.
6530 (*branch_bit<bbv><mode>_inverted): Likewise.
6531 (*branch_equality<mode>_mips16): Remove redundant mode.
6532 (jump): Turn into a define_expand.
6533 (*jump_absolute): New instruction.
6534 (*jump_pic): Likewise.
6535 (*jump_mips16): Rename previously-unnamed pattern. Remove
6536 redundant mode attribute.
6537 (restore_gp): Split on epilogue_completed rather than
6538 reload_completed. Change type to "ghost".
6539 (move_gp<mode>): New instruction.
6540 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6541 Remove redundant mode attribute.
6542 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6543 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6544 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6546 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6549 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6550 are returned in the same register (vs34 or v2) that Altivec vector
6551 types are returned in.
6552 (rs6000_libcall_value): Ditto.
6555 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6556 instead of explicit addsi3/adddi3 calls.
6557 (rs6000_split_multireg_move): Ditto.
6558 (rs6000_emit_allocate_stack): Ditto.
6559 (rs6000_emit_prologue): Ditto.
6560 (rs6000_output_mi_thunk): Ditto.
6562 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6563 size is 64 bits if we can use 64-bit registers.
6565 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6567 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6570 From Jie Zhang <jie.zhang@analog.com>:
6571 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6572 save FP and RETS with saveall attribute.
6573 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6574 with saveall attribute.
6576 * config/bfin/bfin.c (bfin_expand_builtin,
6577 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6580 From Jie Zhang <jie.zhang@analog.com>:
6581 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6582 before use in two places.
6583 * config/bfin/bfin.md (AREG): Define mode iterator.
6584 (reload_in, reload_out): Use mode iterator AREG.
6586 2009-09-14 Richard Guenther <rguenther@suse.de>
6589 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6590 EH personality path.
6592 2009-09-13 Richard Guenther <rguenther@suse.de>
6593 Rafael Avila de Espindola <espindola@google.com>
6595 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6596 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6597 (LANG_HOOKS_INITIALIZER): Adjust.
6598 (lhd_pass_through_t): Declare.
6599 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6601 * langhooks.c (lhd_pass_through_t): New function.
6602 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6603 dwarf2out_begin_prologue): Use personality from current_function_decl.
6604 * expr.h (get_personality_function): Declare.
6605 * expr.c (get_personality_function): New function.
6606 (build_personality_function): Likewise.
6607 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6608 (eh_personality_libfunc): Remove.
6609 * optabs.c (build_libfunc_function): New function split out from ...
6610 (init_one_libfunc): ... here.
6611 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6612 (tree_function_decl): Add personality.
6613 (lhd_gcc_personality): Declare.
6614 (build_personality_function): Likewise.
6615 * tree.c (gcc_eh_personality_decl): New.
6616 (lhd_gcc_personality): New function.
6617 * except.h (lang_eh_runtime_type): Remove.
6618 (enum eh_personality_kind): New.
6619 (build_personality_function): Declare.
6620 (function_needs_eh_personality): Declare.
6621 * except.c (lang_eh_runtime_type): Remove.
6622 (function_needs_eh_personality): New function.
6623 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6624 (sjlj_emit_function_enter, output_function_exception_table):
6625 Use personality from current_function_decl.
6626 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6627 * tree-inline.c (tree_can_inline_p): Do not inline across different
6629 (expand_call_inline): Likewise. Adjust the callers EH personality.
6630 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6631 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6632 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6633 (c-parser.o): Likewise
6634 * c-tree.h (c_eh_initialized_p): Remove.
6635 (c_maybe_initialize_eh): Likewise.
6636 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6637 (finish_decl): Don't call c_maybe_initialize_eh.
6638 (c_eh_initialized_p): Remove.
6639 (c_maybe_initialize_eh): Likewise.
6640 * c-parser.c (c_parser_omp_construct): Likewise.
6641 (c_parse_file): Initialize exception handling.
6643 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6645 * config.gcc (tm_file): Remove i386/biarch32.h
6646 for i?86-w64-mingw* case.
6647 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6649 * config.host: Set for x64 mingw the option
6650 use_long_long_for_widest_fast_int to yes.
6652 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6654 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6655 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6656 (dbxout_begin_function): Likewise.
6657 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6658 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6659 set on the function.
6660 (final_end_function): Likewise.
6661 (final_scan_insn): Likewise.
6662 (rest_of_handle_final): Likewise.
6663 * varasm.c (assemble_start_function): Likewise.
6664 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6666 2009-09-12 Jason Merrill <jason@redhat.com>
6668 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6669 * opts.c (common_handle_option): constify.
6671 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6673 * doc/install.texi (avr): Remove obsolete reference site.
6675 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6677 * doc/install.texi (Binaries): Adjust AIX link.
6679 2009-09-12 Akim Demaille <demaille@gostai.com>
6681 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6682 Use an imperative sentence.
6684 2009-09-11 Richard Henderson <rth@redhat.com>
6686 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6687 structure-name and has-tree-operands arguments; update all entries.
6688 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6690 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6691 (gsstruct_code_size): New.
6692 (gss_for_code_): New.
6693 (gss_for_code): Remove.
6694 (gimple_size): Rewrite using gsstruct_code_size.
6695 (gimple_statement_structure): Move to gimple.h.
6696 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6697 (gss_for_code, gimple_statement_structure): New.
6698 (gimple_ops): Use new arrays; tidy.
6700 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6702 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6703 operand to be a PLUS expression.
6704 * config/pa/pa.c (pa_secondary_reload): Likewise.
6706 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6708 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6710 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6713 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6715 From Jie Zhang <jie.zhang@analog.com>:
6716 * doc/extend.texi (node Function Attributes): Document l2
6718 (node Blackfin Variable Attributes): Document l2 variable attributes.
6720 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6722 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6723 to match the system compiler's configuration at inflection point.
6724 Add comment to remark a remaining difference with system compiler.
6726 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6727 * configure: Regenerate.
6729 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6731 From Jie Zhang <jie.zhang@analog.com>:
6732 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6733 (bfin_handle_l2_attribute): New.
6734 (bfin_attribute_table): Add l2 attribute.
6736 2009-09-11 Michael Matz <matz@suse.de>
6739 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6740 on the local_decls list.
6742 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6746 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6748 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6749 for VALUEs, to implement the documented interface.
6750 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6751 Adjust for VALUEs and anything else, to implement the
6752 documented interface.
6754 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6756 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6757 with actual SPE/paired vector modes before using 64-bit alignment.
6758 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6760 2009-09-10 DJ Delorie <dj@redhat.com>
6762 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6765 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6766 * config/mep/mep.c (mep_legitimate_constant_p): New.
6767 * config/mep/mep-protos.h: Prototype it.
6769 2009-09-10 Richard Henderson <rth@redhat.com>
6771 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6773 2009-09-10 Jason Merrill <jason@redhat.com>
6775 * tree.c (chain_index): New fn.
6776 * tree.h: Declare it.
6778 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6780 * config/sol2-c.c (cmn_err_length_specs): Initialize
6781 scalar_identity_flag.
6783 2009-09-10 Richard Henderson <rth@redhat.com>
6785 * tree.h (struct tree_decl_common): Move align member earlier;
6786 move label_decl_uid member ...
6787 (struct tree_label_decl): ... here.
6788 (LABEL_DECL_UID): Update to match.
6790 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6793 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6794 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6796 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6797 dest_prev if the edge is complex.
6799 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6801 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6802 loop latch tests earlier.
6804 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6805 before GIMPLE_RETURN, not after its predecessor; insert
6808 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6809 gimple_seq_empty_p to test for no PHI nodes.
6810 * tree-cfg.c (split_critical_edges): Likewise.
6812 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6814 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6816 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6817 introduced by the VTA branch merge.
6819 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6821 * ira-conflicts.c: Use fputs or putc instead of fprintf
6825 * tree-switch-conversion.c: Ditto.
6827 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6829 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6830 introduced by the VTA branch merge.
6832 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6835 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6837 PR rtl-optimization/39779
6838 * expr.c (convert_modes): Return when mode == oldmode after
6839 CONST_INTs are processed.
6841 2009-09-10 Nick Clifton <nickc@redhat.com>
6843 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6844 attribute and referring decl when creating renamed symbol.
6846 2009-09-10 Richard Guenther <rguenther@suse.de>
6849 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6851 (cgraph_finalize_compilation_unit): Compute reachability
6852 before emitting thunks. Properly process aliases before
6853 possibly removing unreachable nodes.
6855 2009-09-10 Richard Guenther <rguenther@suse.de>
6858 * tree.c (struct free_lang_data_d): Add worklist member.
6859 (find_decls_types_r): Push onto the worklist instead of recursing.
6860 Handle TREE_BINFOs properly.
6861 (find_decls_types): New function wrapped around find_decls_types_r
6862 to process the worklist.
6863 (find_decls_types_in_eh_region): Use it.
6864 (find_decls_types_in_node): Likewise.
6865 (find_decls_types_in_var): Likewise.
6866 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6867 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6868 (AGGREGATE_TYPE_P): Adjust.
6870 2009-09-09 Jason Merrill <jason@redhat.com>
6872 * configure.ac: Check glibc version even if we have an in-tree
6875 2009-09-09 Anthony Green <green@moxielogic.com>
6877 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6878 the constant 0 when appropriate.
6879 * config/moxie/constraints.md: Add constraint O.
6881 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6882 to pass up to 6 32-bit argument values in registers.
6883 (moxie_function_arg): Ditto.
6884 (moxie_arg_partial_bytes): Ditto.
6885 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6886 (REG_PARM_STACK_SPACE): Ditto.
6887 (FUNCTION_ARG_REGNO_P): Ditto.
6889 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6890 instruction to allocate stack space.
6892 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6894 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6895 unnecessarily stringent constraints. Fix address
6896 calculation in the splitters.
6898 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6900 PR rtl-optimization/39779
6901 * expr.c (convert_modes): Return when mode == oldmode after
6902 CONST_INTs are processed.
6904 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6907 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6908 (ix86_expand_prologue): Take frame.padding0 into logic of
6910 (ix86_expand_epilogue): Likewise.
6912 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6914 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6916 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6917 * config/t-slibgcc-libgcc: New file.
6918 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6920 2009-09-09 Martin Jambor <mjambor@suse.cz>
6922 PR tree-optimization/41089
6923 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6926 2009-09-09 Richard Henderson <rth@redhat.com>
6928 * gimple.h (CASE_GIMPLE_OMP): New.
6929 (is_gimple_omp): Use it.
6930 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6931 (verify_gimple_debug): Likewise.
6933 2009-09-09 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/41101
6936 * tree-ssa-pre.c (maximal_set): Remove.
6937 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6938 Defer all blocks we didn't visit at least one successor.
6939 (add_to_exp_gen): Do not add to the maximal set.
6940 (make_values_for_phi): Likewise.
6941 (compute_avail): Likewise.
6942 (init_pre): Do not allocate the maximal set.
6943 (execute_pre): Do not dump it.
6945 2009-09-09 Martin Jambor <mjambor@suse.cz>
6947 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6948 an SSA_NAME rather than a is_gimple_variable.
6950 2009-09-09 Richard Guenther <rguenther@suse.de>
6953 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6954 code dealing with plain pointer bases.
6955 (maybe_fold_offset_to_reference): Likewise.
6956 (maybe_fold_stmt_addition): Adjust.
6958 2009-09-09 Richard Guenther <rguenther@suse.de>
6960 * tree.c (free_lang_data_in_type): Do not free the type variant
6962 (free_lang_data): Merge char_type_node with its properly signed
6964 (pass_ipa_free): Collect after freeing language specific data.
6966 2009-09-09 Michael Matz <matz@suse.de>
6969 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6970 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6971 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6974 2009-09-08 DJ Delorie <dj@redhat.com>
6976 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6978 2009-09-04 Jason Merrill <jason@redhat.com>
6980 * tree.c (tree_find_value): Remove.
6981 * tree.h: Remove prototype.
6982 * varasm.c (assemble_external): Use value_member instead.
6984 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6986 * toplev.c (process_options): Choose default debugging type when
6987 gtoggle enables debug info and type is unset.
6989 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6993 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6996 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6998 * configure: Rebuilt with modified libtool.m4.
7000 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7005 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7007 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7009 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7010 (remove_statement): Likewise.
7011 (rewrite_use_nonlinear_expr): Adjust.
7012 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7013 * tree-ssa.c (release_defs_bitset): ... this. New.
7014 * tree-flow.h (release_defs_bitset): Declare.
7016 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7019 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7020 in the middle block.
7022 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7024 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7025 via intptr_t to long type.
7026 (insert_operand_rank): Cast long type via intptr_t to
7028 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7030 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7031 from pointer to unsigned via uintptr_t.
7033 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7034 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7036 * configure: Regenerated.
7037 * config.in: Regenerated
7038 * system.h (stdint.h): Add include.
7039 (inttypes.h): Likewise.
7040 * Makefile.in (aclocal): Add config/stdint.m4.
7041 * aclocal.m4: Regenerated.
7043 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7045 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7047 (note_np_check_stores): New function.
7048 (harmless_null_pointer_p): New function.
7049 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7050 changed. Take into account whether we're in the shadow of a condjump
7051 that tested NP_REG for NULL.
7052 Lose all code that tested for SEQUENCEs.
7053 (workaround_speculation): Avoid inserting NOPs for loads that are
7054 either always executed or a NULL pointer.
7056 2009-09-08 Jan Hubicka <jh@suse.cz>
7058 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7059 * params.def (early-inlining-insns): Likewise.
7061 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7063 PR rtl-optimization/41239
7064 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7065 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7067 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7068 across calls, as the calls might not always return normally.
7069 (call_may_noreturn_p): New function.
7070 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7071 (init_deps): Initialize it.
7072 (remove_from_deps): Also remove calls from
7073 last_function_call_may_noreturn list.
7075 2009-09-07 Richard Henderson <rth@redhat.com>
7077 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7078 more VR->OPERANDS than LHS operands. Free LHS before returning.
7080 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7082 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7083 (attr "addrtype"): New member "spreg".
7084 Use it if mem_spfp_address_operand is true for the address.
7085 (attr "type"): New entry "stall".
7086 (cpu_unit "load"): New.
7087 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7089 (insn_reservation "loadsp"): New.
7090 (insn_reservation "load_stall1"): New.
7091 (insn_reservation "load_stall3"): New.
7093 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7094 (mem_p_address_operand): Exclude stack and frame pointer based
7096 (mem_spfp_address_operand): New; match them here.
7097 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7098 (bfin_reorg): Call it if scheduling insns.
7099 (bfin_gen_bundles): Remove dummy insns created by
7100 add_sched_insns_for_speculation.
7102 From Jie Zhang <jie.zhang@analog.com>:
7103 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7104 bfin_si_revision, bfin_workarounds): Move these ...
7105 * config/bfin/bfin.h: ... here.
7107 From Mike Frysinger <michael.frysinger@analog.com>
7108 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7109 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7110 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7111 bf547m, bf548m, and bf549m.
7112 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7113 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7114 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7115 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7116 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7117 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7118 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7119 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7120 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7121 bf542m, bf544m, bf547m, bf548m, and bf549m.
7123 From Jie Zhang <jie.zhang@analog.com>:
7124 * config/bfin/predicates.md (p_register_operand): New predicate.
7125 (dp_register_operand): New predicate.
7126 * config/bfin/bfin-protos.h (WA_05000074): Define.
7127 (ENABLE_WA_05000074): Define.
7128 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7129 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7130 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7131 (define_attr addrtype): Allow load/store register to be P register.
7132 (define_attr storereg): New.
7133 (define_cpu_unit anomaly_05000074): New.
7134 (define_insn_reservation dsp32shiftimm): New.
7135 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7136 (define_insn_reservation loadp): Cannot use slot2.
7137 (define_insn_reservation loadsp): Cannot use slot2.
7138 (define_insn_reservation storep): Cannot use slot2. Does not
7139 apply when working around 05000074.
7140 (define_insn_reservation storep_anomaly_05000074): New.
7141 (define_insn_reservation storei): Does not apply when working
7143 (define_insn_reservation storei_anomaly_05000074): New.
7144 (define_attr length): Add dsp32shiftimm case.
7145 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7146 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7147 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7148 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7149 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7151 2009-09-07 Martin Jambor <mjambor@suse.cz>
7154 * tree-sra.c (create_artificial_child_access): Return NULL if
7155 build_ref_for_offset fails.
7156 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7157 and create_artificial_child_access to fail.
7159 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7162 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7163 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7164 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7166 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7168 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7169 block, ensure it has an exit edge. Emit a barrier after a jump.
7171 2009-09-07 Nick Clifton <nickc@redhat.com>
7173 * gcc.c (this_is_linker_script): New variable. Like
7174 this_is_library_file but for the %T constructor.
7175 (end_going_arg): If this_is_linker_script is set then locate the
7176 script and insert a --script switch before it
7177 (do_spec_2): Initialise this_is_linker_script.
7178 (do_spec_1): Likewise. Handle %T construct.
7179 (eval_spec_function): Preserve this_is_linker_script.
7180 * doc/invoke.texi: Document %T construct in spec files.
7181 * config/m32c/m32c.h (LIB_SPEC): Use it.
7183 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7185 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7186 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7187 when volatile flag is set.
7188 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7190 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7193 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7194 (combine_stack_adjustments_for_block): Allow insns between stack
7195 adjustments and stores with corresponding pre-(dec|inc)rement or
7196 pre-modify operation.
7198 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7201 * combine-stack-adj.c (struct csa_memlist): Rename to...
7202 (struct csa_reflist): ... this. Rename mem field to ref.
7203 (free_csa_memlist): Rename to...
7204 (free_csa_reflist): ... this.
7205 (record_one_stack_memref): Rename to...
7206 (record_one_stack_ref): ... this. Handle also REG_P.
7207 (try_apply_stack_adjustment): Handle also REG_P.
7208 (struct record_stack_memrefs_data): Rename to...
7209 (struct record_stack_refs_data): ... this. Rename memlist field to
7211 (record_stack_memrefs): Rename to...
7212 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7213 subexpressions instead of failing when a MEM contains SP references.
7214 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7215 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7217 2009-09-06 Richard Guenther <rguenther@suse.de>
7220 * tree.c (build_array_type): Do not record types marked
7221 with structural equality in the canonical type hashtable.
7223 2009-09-06 Richard Guenther <rguenther@suse.de>
7226 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7228 2009-09-05 Richard Guenther <rguenther@suse.de>
7231 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7233 2009-09-05 Richard Guenther <rguenther@suse.de>
7236 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7238 2009-09-05 Richard Guenther <rguenther@suse.de>
7241 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7242 before comparing function argument types.
7244 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7247 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7250 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7253 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7255 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7256 locators before emit_insn is called.
7258 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7261 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7262 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7263 (reginfo_init): Don't call allocate_reg_info.
7265 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7268 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7269 NONDEBUG_INSN_P instead of INSN_P.
7271 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7274 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7276 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7279 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7280 pattern of the split.
7282 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7284 * toplev.c (process_options): Move setter of flag_var_tracking
7285 before other tests that depend on it. Move down setter of
7286 flag_rename_registers. Don't enable var-tracking-assignments
7287 by default if selective scheduling is enabled. Warn if both
7290 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7292 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7293 comment. Use switch statement to catch overlaps between rtx
7294 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7295 (IS_DECL_CODE): ... here. Remove.
7296 (check_value_is_not_decl): Remove.
7297 (dv_from_decl, dv_from_value): Check after conversion.
7299 2009-09-04 Richard Guenther <rguenther@suse.de>
7302 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7303 after emitting tunks. Move emitting thunks and ctors from ...
7304 (cgraph_optimize): ... here. Remove redundant
7305 cgraph_analyze_functions.
7306 * varasm.c (find_decl_and_mark_needed): Remove no longer
7308 (finish_aliases_1): Adjust check for thunk aliases.
7310 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7312 * config/arm/arm.md (ctzsi2): Added braces
7313 to avoid warning that broke booststrap.
7315 2009-09-04 Martin Jambor <mjambor@suse.cz>
7317 PR tree-optimization/41112
7318 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7319 handle variable-bounded arrays.
7320 (expr_with_var_bounded_array_refs_p): New function.
7321 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7323 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7325 * config/s390/2097.md: Removed two incorrect bypasses.
7326 (z10_fsimpdf): Fixed latency.
7327 (z10_fhex): New insn_reservation.
7328 (z10_floaddf): Fixed latency.
7329 (z10_floadsf): Fixed latency.
7330 (z10_ftrunctf): Fixed latency.
7331 (z10_ftruncdf): Fixed latency.
7332 * config/s390/s390.c (z10_cost): Fixed values.
7333 (s390_adjust_priority): Added z10 path.
7334 * config/s390/s390.md (type): Added fhex.
7335 (*mov<mode>_64dfp): Updated type attribute.
7336 (*mov<mode>_64): Updated type attribute.
7337 (*mov<mode>_31): Updated type attribute.
7338 (*mov<mode>"): Likewise.
7339 * config/s390/2084.md (x_fsimpdf): Updated condition.
7341 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7343 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7344 RTXs in the predicate for operand 1.
7346 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7348 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7349 (rbitsi2): New insn.
7350 (ctzsi2): New expand.
7351 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7353 2009-09-03 Martin Jambor <mjambor@suse.cz>
7355 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7356 (create_artificial_child_access): Use build_ref_for_offset instead
7357 of duplicate_expr_for_different_base.
7358 (propagate_subacesses_accross_link): Likewise.
7360 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7362 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7364 (mips16e_collect_argument_saves): Skip debug instructions.
7365 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7366 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7367 (r10k_insert_cache_barriers): Likewise.
7368 (mips_reorg_process_insns): Likewise.
7370 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7373 * ira.c (update_equiv_reg): Remove check on class likely spill.
7375 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7378 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7379 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7383 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7384 the stack slot if it is passed by invisible reference.
7385 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7386 by invisible reference.
7388 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7390 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7391 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7392 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7394 * config/bfin/sync.md: New file.
7395 * config/bfin/bfin.md: Include it.
7396 (UNSPEC_ATOMIC): New.
7397 (UNSPEC_ONES): Provide a unique number.
7399 From Jie Zhang <jie.zhang@analog.com>:
7400 * config/bfin/bfin.c (ret_regs): New.
7401 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7402 (must_save_rets_p): New.
7403 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7404 current_function_is_leaf.
7405 (do_link): Likewise.
7406 (do_unlink): Likewise.
7407 (expand_interrupt_handler_prologue): Use ret_regs array.
7408 (expand_interrupt_handler_epilogue): Use ret_regs array and
7409 pass return register to gen_return_internal.
7410 (bfin_expand_epilogue): Pass return register to
7411 gen_return_internal.
7412 (bfin_expand_call): Explicitly clobber RETS.
7413 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7414 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7415 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7416 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7418 (return_internal): Take a reg rtx rather than the register number.
7420 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7422 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7423 when comparing against estimated_loop_iterations_int return.
7425 2009-09-03 Richard Guenther <rguenther@suse.de>
7427 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7428 eh_personality_libfunc.
7430 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7432 * tree-parloops.c (separate_decls_in_region): Add space.
7434 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7436 * tree-parloops.c (separate_decls_in_region): Change the condition
7437 checking if there are reductions in the loop.
7439 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7441 PR tree-optimization/38275
7442 * tree-parloops.c (parallelize_loops): Replace profitability condition
7443 for expected number of iterations.
7445 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7447 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7448 (bootstrap-debug): Explain conditions in which it becomes default.
7449 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7452 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7454 * doc/invoke.texi (Optimize Options): Move
7455 -finline-small-functions to the -O2 list.
7457 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7459 * toplev.c (process_options): Enable var-tracking-assignments
7460 by default if var-tracking is enabled.
7462 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7464 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7466 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7467 * rtl.h (prev_nonnote_insn_bb): Declare it.
7469 2009-09-03 Diego Novillo <dnovillo@google.com>
7471 * cgraph.c (cgraph_node_for_decl): New.
7472 * cgraph.h (cgraph_node_for_decl): Declare.
7473 * tree.c (host_integerp): Return 0 if T is NULL.
7475 2009-09-03 Diego Novillo <dnovillo@google.com>
7477 * tree.h (struct alias_pair): Move from varasm.c.
7478 (alias_pairs): Likewise.
7479 (TYPE_MAXVAL): Define.
7480 (TYPE_MINVAL): Define.
7481 (iterative_hash_host_wide_int): Declare.
7482 (remove_unreachable_alias_pairs): Declare.
7483 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7484 * diagnostic.c (default_diagnostic_starter): Make extern.
7485 (default_diagnostic_finalizer): Make extern.
7486 * diagnostic.h (default_diagnostic_starter): Declare.
7487 (default_diagnostic_finalizer): Declare.
7488 (default_tree_printer): Declare.
7489 * toplev.c (default_tree_printer): Make extern.
7491 2009-09-03 Richard Guenther <rguenther@suse.de>
7492 Diego Novillo <dnovillo@google.com>
7494 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7495 * cgraphunit.c (cgraph_expand_function): Do not emit
7496 associated thunks from here.
7497 (cgraph_emit_thunks): New.
7498 (cgraph_optimize): Call it.
7499 Return if any IPA pass finds an error.
7500 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7503 2009-09-03 Simon Baldwin <simonb@google.com>
7504 Rafael Espindola <espindola@google.com>
7505 Richard Guenther <rguenther@suse.de>
7506 Doug Kwan <dougkwan@google.com>
7507 Diego Novillo <dnovillo@google.com>
7509 * tree.c: Include tree-pass.h, langhooks-def.h,
7510 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7511 (free_lang_data_in_type): New.
7512 (need_assembler_name_p): New.
7513 (free_lang_data_in_block): New.
7514 (free_lang_data_in_decl): New.
7515 (struct free_lang_data_d): New.
7516 (add_tree_to_fld_list): New.
7517 (find_decls_types_r): New.
7518 (get_eh_types_for_runtime): New.
7519 (find_decls_types_in_eh_region): New.
7520 (find_decls_types_in_node): New.
7521 (find_decls_types_in_var): New.
7522 (free_lang_data_in_cgraph): New.
7523 (free_lang_data): New.
7524 (gate_free_lang_data): New.
7525 (pass_ipa_free_lang_data): New.
7527 2009-09-03 Diego Novillo <dnovillo@google.com>
7529 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7530 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7531 (lang_hooks): Remove const qualifier.
7532 * ipa.c (cgraph_remove_unreachable_nodes): Call
7533 remove_unreachable_alias_pairs.
7534 * except.c (add_type_for_runtime): Check if TYPE has
7535 already been converted.
7536 (lookup_type_for_runtime): Likewise.
7537 (check_handled): Handle converted types.
7538 * varasm.c (remove_unreachable_alias_pairs): New.
7539 * gimple.c: Include demangle.h.
7540 (gimple_decl_printable_name): New.
7541 (gimple_fold_obj_type_ref): New.
7542 * gimple.h (gimple_decl_printable_name): Declare.
7543 (gimple_fold_obj_type_ref): Declare.
7544 * passes.c (init_optimization_passes): Add pass
7545 pass_ipa_free_lang_data.
7546 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7547 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7549 2009-09-03 Diego Novillo <dnovillo@google.com>
7551 * c-lang.c (lang_hooks): Remove const qualifier.
7553 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7555 * doc/install.texi (*-*-freebsd*): Update target information.
7557 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7559 * hard-reg-set.h (call_fixed_regs): Remove.
7560 * reginfo.c (call_fixed_regs): Remove.
7561 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7562 (globalize_reg): Don't use call_fixed_regs.
7563 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7566 2009-09-01 Michael Matz <matz@suse.de>
7568 * expr.h (emit_storent_insn, expand_expr_real_1,
7569 expand_expr_real_2): Declare.
7570 * expr.c (emit_storent_insn, expand_expr_real_1,
7571 expand_expr_real_2): Export.
7572 (store_expr): Setting and evaluating dont_return_target is useless.
7573 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7574 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7575 * except.c (expand_resx_expr): Rename to ...
7576 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7577 * except.h (expand_resx_stmt): Declare.
7578 * stmt.c: Add include gimple.h
7579 (expand_asm_expr): Rename to ...
7580 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7581 (expand_case): Rewrite to take gimple statement.
7582 * tree.h (expand_asm_stmt): Declare.
7583 (expand_case): Change prototype.
7584 * Makefile.in (stmt.o): Depend on gimple.h.
7585 * builtins.c (expand_builtin_synchronize): Build gimple asm
7586 statement, not an ASM_EXPR.
7587 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7588 gimple_to_tree, release_stmt_tree): Remove.
7589 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7590 ggc_free, but hold comparison code and operands separately.
7591 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7592 (expand_call_stmt, expand_gimple_stmt_1,
7593 expand_gimple_stmt): New helpers.
7594 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7595 release_stmt_tree. Call expand_gimple_stmt instead.
7596 (expand_gimple_basic_block): Ditto.
7598 * calls.c (emit_call_1): Don't look at EH regions here, make
7599 fntree parameter useless.
7600 (expand_call): New local rettype for TREE_TYPE(exp), use it
7601 throughout. Remove local p, use addr instead.
7602 Don't look at EH regions here.
7604 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7606 * doc/invoke.texi (-fsched-pressure): Document it.
7607 (-fsched-reg-pressure-heuristic): Remove it.
7609 * reload.c (ira.h): Include.
7610 (find_reloads): Add choosing reload on number of small spilled
7613 * haifa-sched.c (ira.h): Include.
7614 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7615 saved_reg_pressure, curr_reg_live, saved_reg_live,
7616 region_ref_regs): New variables.
7617 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7618 initiate_reg_pressure_info, setup_ref_regs,
7619 initiate_bb_reg_pressure_info, save_reg_pressure,
7620 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7622 (setup_insn_reg_pressure_info): New function.
7623 (rank_for_schedule): Add pressure checking and insn issue time.
7624 Remove comparison of insn reg weights.
7625 (ready_sort): Set insn reg pressure info.
7626 (update_register_pressure, setup_insn_max_reg_pressure,
7627 update_reg_and_insn_max_reg_pressure,
7628 sched_setup_bb_reg_pressure_info): New functions.
7629 (schedule_insn): Add code for printing and updating reg pressure info.
7630 (find_set_reg_weight, find_insn_reg_weight): Remove.
7631 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7632 (debug_ready_list): Print reg pressure info.
7633 (schedule_block): Ditto. Check insn issue time.
7634 (sched_init): Set up sched_pressure_p. Allocate and set up some
7635 reg pressure related info.
7636 (sched_finish): Free some reg pressure related info.
7637 (fix_tick_ready): Make insn always ready if pressure_p.
7638 (init_h_i_d): Don't call find_insn_reg_weight.
7639 (haifa_finish_h_i_d): Free insn reg pressure info.
7641 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7642 ira_memory_move_cost, ira_class_hard_regs,
7643 ira_class_hard_regs_num, ira_no_alloc_regs,
7644 ira_available_class_regs, ira_reg_class_cover_size,
7645 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7647 * ira-lives.c (single_reg_class): Check mode to find how many
7648 registers are necessary for operand.
7649 (ira_implicitly_set_insn_hard_regs): New.
7651 * common.opt (fsched-pressure): New options.
7652 (fsched-reg-pressure-heuristic): Remove.
7654 * ira.c (setup_eliminable_regset): Rename to
7655 ira_setup_eliminable_regset. Make it external.
7656 (expand_reg_info): Pass cover class to setup_reg_classes.
7657 (ira): Call resize_reg_info instead of allocate_reg_info.
7659 * sched-deps.c: Include ira.h.
7660 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7661 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7662 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7663 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7664 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7665 mark_insn_reg_store, mark_insn_reg_clobber,
7666 setup_insn_reg_pressure_info): New.
7667 (sched_analyze_1): Update implicit_reg_pending_uses.
7668 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7669 Use them to create dependencies. Set insn reg uses and pressure
7670 info. Process reg_pending_uses in one place.
7671 (free_deps): Free implicit sets.
7672 (remove_from_deps): Remove implicit sets if necessary. Check
7673 implicit sets when clearing reg_last_in_use.
7674 (init_deps_global): Clear implicit_reg_pending_clobbers and
7675 implicit_reg_pending_uses.
7677 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7678 ira_memory_move_cost, ira_class_hard_regs,
7679 ira_class_hard_regs_num, ira_no_alloc_regs,
7680 ira_available_class_regs, ira_reg_class_cover_size,
7681 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7682 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7683 ira_implicitly_set_insn_hard_regs): New prototypes.
7685 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7686 cost_elements_num): New variables.
7687 (allocno_costs, total_costs): Rename to costs and
7688 total_allocno_costs.
7689 (COSTS_OF_ALLOCNO): Rename to COSTS.
7690 (allocno_pref): Rename to pref.
7691 (allocno_pref_buffer): Rename to pref_buffer.
7692 (common_classes): Rename to regno_cover_class.
7694 (record_reg_classes): Set allocno attributes only if allocno_p.
7695 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7696 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7697 and COSTS_OF_ALLOCNO.
7698 (print_costs): Rename to print_allocno_costs.
7699 (print_pseudo_costs): New.
7700 (process_bb_node_for_costs): Split into 2 functions with new
7701 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7702 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7703 new parameter dump_file. Use cost_elements_num instead of
7704 ira_allocnos_num. Make one iteration if preferred classes were
7705 already calculated for scheduler. Make 2 versions of code
7706 depending on allocno_p.
7707 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7708 regno_cover_class and COSTS instead of common_classes and
7710 (init_costs, finish_costs): New.
7711 (ira_costs): Set up allocno_p and cost_elements_num. Call
7712 init_costs and finish_costs.
7713 (ira_set_pseudo_classes): New.
7715 * rtl.h (allocate_reg_info): Remove.
7716 (resize_reg_info): Change return type.
7717 (reg_cover_class): New.
7718 (setup_reg_classes): Add new parameter.
7720 * sched-int.h (struct deps_reg): New member implicit_sets.
7721 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7722 (INCREASE_BITS): New macro.
7723 (struct reg_pressure_data, struct reg_use_data): New.
7724 (struct _haifa_insn_data): Remove reg_weight. Add members
7725 reg_pressure, reg_use_list, reg_set_list, and
7726 reg_pressure_excess_cost_change.
7727 (struct deps): New member implicit_sets.
7728 (pressure_p): New variable.
7729 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7730 (struct reg_pressure_data, struct reg_use_data): New.
7731 (INSN_REG_WEIGHT): Remove.
7732 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7733 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7734 (sched_init_region_reg_pressure_info,
7735 sched_setup_bb_reg_pressure_info): New prototypes.
7737 * reginfo.c (struct reg_pref): New member coverclass.
7738 (reg_cover_class): New function.
7739 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7740 (reg_info_size): New variable.
7741 (allocate_reg_info): Make static. Setup reg_info_size.
7742 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7743 (setup_reg_classes): Add a new parameter. Setup cover class too.
7745 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7748 * sched-rgn.c (deps_join): Set up implicit_sets.
7749 (schedule_region): Set up region and basic blocks pressure
7752 * passes.c (init_optimization_passes): Move
7753 pass_subregs_of_mode_init before pass_sched.
7755 2009-09-02 Martin Jambor <mjambor@suse.cz>
7757 * tree-sra.c (struct access): New field grp_hint.
7758 (dump_access): Dump grp_hint.
7759 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7761 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7762 those which have been specifically read and somehow written to.
7763 (propagate_subacesses_accross_link): Set grp_hint of right child and
7764 also possibly of the left child.
7766 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7768 * tree-object-size.c (addr_object_size): Always use object_size_type
7769 0 or 2 when determining the pointer pointed object size.
7771 2009-09-02 Richard Guenther <rguenther@suse.de>
7774 2009-08-31 Richard Guenther <rguenther@suse.de>
7776 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7777 to query if the memory regions for memmove overlap.
7778 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7779 asserts on pointers, instead deal with odd trees.
7780 (ptr_derefs_may_alias_p): Likewise.
7781 (refs_may_alias_p_1): Constructor bases also never alias.
7783 2009-08-01 Christian Bruel <christian.bruel@st.com>
7786 2009-07-31 Christian Bruel <christian.bruel@st.com>
7787 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7789 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7791 * doc/invoke.texi (-fvar-tracking-assignments): New.
7792 (-fvar-tracking-assignments-toggle): New.
7793 (-fdump-final-insns=file): Mark filename as optional.
7794 (--param min-nondebug-insn-uid): New.
7795 (-gdwarf-@{version}): Mention version 4.
7796 * opts.c (common_handle_option): Accept it.
7797 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7798 * regrename.c (regrename_optimize): Drop last. Don't count debug
7799 insns as uses. Don't reject change because of debug insn.
7800 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7801 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7802 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7803 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7804 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7805 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7806 * doc/gimple.texi (is_gimple_debug): New.
7807 (gimple_debug_bind_p): New.
7808 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7809 * doc/install.texi (bootstrap-debug): More details.
7810 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7811 (bootstrap-debug-lib): More details.
7812 (bootstrap-debug-ckovw): Update.
7813 (bootstrap-time): New.
7814 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7815 (insert_phi_nodes_for): Insert debug stmts.
7816 (rewrite_stmt): Take iterator. Insert debug stmts.
7817 (rewrite_enter_block): Adjust.
7818 (maybe_replace_use_in_debug_stmt): New.
7819 (rewrite_update_stmt): Use it.
7820 (mark_use_interesting): Return early for debug stmts.
7821 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7822 stmts before replacing stmt.
7823 (move_computations_stmt): Likewise.
7824 * ira-conflicts.c (add_copies): Skip debug insns.
7825 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7826 (regstat_bb_compute_ri): Skip debug insns.
7827 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7828 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7829 check_loop_closed_ssa_stmt): Skip debug stmts.
7830 * tree-tailcall.c (find_tail_calls): Likewise.
7831 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7832 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7833 (build_var_debug_value_stat): Declare.
7834 (build_var_debug_value): Define.
7835 (target_for_debug_bind): Declare.
7836 * reload.c (find_equiv_reg): Skip debug insns.
7837 * rtlanal.c (reg_used_between_p): Skip debug insns.
7838 (side_effects_p): Likewise.
7839 (canonicalize_condition): Likewise.
7840 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7841 insns never depend on debug insns.
7842 (create_ddg_dep_no_link): Likewise.
7843 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7844 Don't add inter-loop dependencies for debug insns.
7845 (build_intra_loop_deps): Likewise.
7846 (create_ddg): Count debug insns.
7847 * ddg.h (struct ddg::num_debug): New.
7848 (num_backargs): Pair up with previous int field.
7849 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7850 -fcompare-debug-second.
7851 * final.c (get_attr_length_1): Skip debug insns.
7852 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7853 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7854 (driver_self_specs): Map -fdump-final-insns to
7855 -fdump-final-insns=..
7856 (get_local_tick): New.
7857 (compare_debug_dump_opt_spec_function): Test for . argument and
7858 compute output name. Compute temp output spec without flag name.
7859 Compute -frandom-seed.
7860 (OPT): Undef after use.
7861 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7862 (average_num_loop_insns): Likewise.
7863 * params.h (MIN_NONDEBUG_INSN_UID): New.
7864 * gimple.def (GIMPLE_DEBUG): New.
7865 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7866 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7867 (merge_in_block): Fix whitespace.
7868 * toplev.c (flag_var_tracking): Update comment.
7869 (flag_var_tracking_assignments): New.
7870 (flag_var_tracking_assignments_toggle): New.
7871 (process_options): Don't open final insns dump file if we're not
7872 going to write to it. Compute defaults for var_tracking.
7873 * df-scan.c (df_insn_rescan_debug_internal): New.
7874 (df_uses_record): Handle debug insns.
7875 * haifa-sched.c (ready): Initialize n_debug.
7876 (contributes_to_priority): Skip debug insns.
7877 (dep_list_size): New.
7879 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7880 they're ready. Disregard previous debug insns to make decisions.
7881 (queue_insn): Never queue debug insns.
7882 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7883 (schedule_insn): Don't reject debug insns because of issue rate.
7884 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7885 (queue_to_ready): Skip and discount debug insns.
7886 (choose_ready): Let debug insns through.
7887 (schedule_block): Check boundary debug insns. Discount debug
7888 insns, schedule them early. Adjust whitespace.
7889 (set_priorities): Check for boundary debug insns.
7890 (add_jump_dependencies): Use dep_list_size.
7891 (prev_non_location_insn): New.
7892 (check_cfg): Use it.
7893 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7895 (remove_unused_ivs): Reset debug stmts.
7896 * modulo-sched.c (const_iteration_count): Skip debug insns.
7897 (res_MII): Discount debug insns.
7898 (loop_single_full_bb_p): Skip debug insns.
7899 (sms_schedule): Likewise.
7900 (sms_schedule_by_order): Likewise.
7901 (ps_has_conflicts): Likewise.
7902 * caller-save.c (refmarker_fn): New.
7903 (save_call_clobbered_regs): Replace regs with saved mem in
7905 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7906 Call refmarker_fn mark for hardregnos.
7907 (mark_reg_as_referenced): New.
7908 (replace_reg_with_saved_mem): New.
7909 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7910 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7912 (cse_extended_basic_block): Skip debug insns.
7913 (count_reg_usage): Likewise.
7914 (is_dead_reg): New, split out of...
7915 (set_live_p): ... here.
7916 (insn_live_p): Use it for debug insns.
7917 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7918 (execute_optimize_stdarg): Likewise.
7919 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7920 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7921 changes in debug stmts as changes.
7922 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7923 (moveup_expr): Don't move across debug insns. Don't move
7924 debug insn if it would create a bookkeeping block.
7925 (moveup_expr_cached): Don't use cache for debug insns that
7926 are heads of blocks.
7927 (compute_av_set_inside_bb): Skip debug insns.
7928 (sel_rank_for_schedule): Schedule debug insns first. Remove
7930 (block_valid_for_bookkeeping_p); Support lax searches.
7931 (create_block_for_bookkeeping): Adjust block numbers when
7932 encountering debug-only blocks.
7933 (find_place_for_bookkeeping): Deal with debug-only blocks.
7934 (generate_bookkeeping_insn): Accept no place to insert.
7935 (remove_temp_moveop_nops): New argument full_tidying.
7936 (prepare_place_to_insert): Deal with debug insns.
7937 (advance_state_on_fence): Debug insns don't start cycles.
7938 (update_boundaries): Take fence as argument. Deal with
7940 (schedule_expr_on_boundary): No full_tidying on debug insns.
7941 (fill_insns): Deal with debug insns.
7942 (track_scheduled_insns_and_blocks): Don't count debug insns.
7943 (need_nop_to_preserve_insn_bb): New, split out of...
7944 (remove_insn_from_stream): ... this.
7945 (fur_orig_expr_not_found): Skip debug insns.
7946 * rtl.def (VALUE): Move up.
7948 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7949 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7950 Set it if debug stmts are found.
7951 (statement_sink_location): Skip debug stmts. Propagate
7952 moving defs into debug stmts.
7953 * ifcvt.c (first_active_insn): Skip debug insns.
7954 (last_active_insns): Likewise.
7955 (cond_exec_process_insns): Likewise.
7956 (noce_process_if_block): Likewise.
7957 (check_cond_move_block): Likewise.
7958 (cond_move_convert_if_block): Likewise.
7959 (block_jumps_and_fallthru_p): Likewise.
7960 (dead_or_predicable): Likewise.
7961 * dwarf2out.c (debug_str_hash_forced): New.
7962 (find_AT_string): Add comment.
7963 (gen_label_for_indirect_string): New.
7964 (get_debug_string_label): New.
7965 (AT_string_form): Use it.
7966 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7967 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7968 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7969 several operations that cannot be represented with DWARF opcodes.
7970 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7971 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7972 (dwarf2out_var_location): Take during-call mark into account.
7973 (output_indirect_string): Update comment. Output if there are
7974 label and references.
7975 (prune_indirect_string): New.
7976 (prune_unused_types): Call it if debug_str_hash_forced.
7977 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7978 (dw_long_long_const): Remove.
7979 (struct dw_val_struct): Change val_long_long type to rtx.
7980 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7981 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7982 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7983 component instead of HOST_BITS_PER_LONG.
7984 (output_loc_operands): Likewise. For const8* assert
7985 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7986 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7987 rather than HOST_BITS_PER_LONG is >= 64.
7988 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7990 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7991 HOST_BITS_PER_LONG for dw_val_class_long_long.
7992 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7993 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7994 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7996 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7997 Handle DW_OP_implicit_value.
7998 (extract_int): Move prototype earlier.
7999 (mem_loc_descriptor): For SUBREG punt if inner
8000 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8001 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8002 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8003 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8004 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8005 instead of Pmode size.
8006 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8007 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8008 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8009 (concat_loc_descriptor, concatn_loc_descriptor,
8010 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8011 (add_location_or_const_value_attribute): Likewise. For single
8012 location loc_lists attempt to use add_const_value_attribute
8013 for constant decls. Add DW_AT_const_value even if
8014 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8016 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8017 (control_flow_insn_p): Likewise.
8018 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8019 (separate_decls_in_region_debug_bind): New.
8020 (separate_decls_in_region): Process debug bind stmts afterwards.
8021 * recog.c (verify_changes): Handle debug insns.
8022 (extract_insn): Likewise.
8023 (peephole2_optimize): Skip debug insns.
8024 * dse.c (scan_insn): Skip debug insns.
8025 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8027 (setup_id_for_insn): Handle debug insns.
8028 (maybe_tidy_empty_bb): Adjust whitespace.
8029 (tidy_control_flow): Skip debug insns.
8030 (sel_remove_insn): Adjust for debug insns.
8031 (sel_estimate_number_of_insns): Skip debug insns.
8032 (create_insn_rtx_from_pattern): Handle debug insns.
8033 (create_copy_of_insn_rtx): Likewise.
8034 * sel-sched-.h (sel_bb_end): Declare.
8035 (sel_bb_empty_or_nop_p): New.
8036 (get_all_loop_exits): Use it.
8037 (_eligible_successor_edge_p): Likewise.
8038 (return_nop_to_pool): Adjust.
8039 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8040 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8041 * gimple-pretty-print.c (dump_gimple_debug): New.
8042 (dump_gimple_stmt): Use it.
8043 (dump_bb_header): Skip gimple debug stmts.
8044 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8045 (fixup_match_2): Likewise.
8046 (regmove_backward_pass): Likewise. Simplify combined
8047 replacement. Handle debug insns.
8048 * function.c (instantiate_virtual_regs): Handle debug insns.
8049 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8050 * print-rtl.h: Include cselib.h.
8051 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8052 * df.h (df_inns_rescan_debug_internal): Declare.
8053 * gcse.c (alloc_hash_table): Estimate n_insns.
8054 (cprop_insn): Don't regard debug insns as changes.
8055 (bypass_conditional_jumps): Skip debug insns.
8056 (one_pre_gcse_pass): Adjust.
8057 (one_code_hoisting_pass): Likewise.
8058 (compute_ld_motion_mems): Skip debug insns.
8059 (one_cprop_pass): Adjust.
8060 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8061 (if_convertible_stmt_p): Handle debug stmts.
8062 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8063 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8064 * ira-build.c (create_bb_allocnos): Skip debug insns.
8065 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8066 (has_single_use): Likewise.
8067 (single_imm_use): Likewise.
8068 (num_imm_uses): Likewise.
8069 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8070 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8071 (create_outofssa_var_map): Likewise.
8072 * lower-subreg.c (adjust_decomposed_uses): New.
8073 (resolve_debug): New.
8074 (decompose_multiword_subregs): Use it.
8075 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8076 * emit-rtl.c: Include params.h.
8077 (cur_debug_insn_uid): Define.
8078 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8079 (copy_rtx_if_shared_1): Handle debug insns.
8080 (reset_used_flags): Likewise.
8081 (set_used_flags): LIkewise.
8082 (get_max_insn_count): New.
8083 (next_nondebug_insn): New.
8084 (prev_nondebug_insn): New.
8085 (make_debug_insn_raw): New.
8086 (emit_insn_before_noloc): Handle debug insns.
8087 (emit_jump_insn_before_noloc): Likewise.
8088 (emit_call_insn_before_noloc): Likewise.
8089 (emit_debug_insn_before_noloc): New.
8090 (emit_insn_after_noloc): Handle debug insns.
8091 (emit_jump_insn_after_noloc): Likewise.
8092 (emit_call_insn_after_noloc): Likewise.
8093 (emit_debug_insn_after_noloc): Likewise.
8094 (emit_insn_after): Take loc from earlier non-debug insn.
8095 (emit_jump_insn_after): Likewise.
8096 (emit_call_insn_after): Likewise.
8097 (emit_debug_insn_after_setloc): New.
8098 (emit_debug_insn_after): New.
8099 (emit_insn_before): Take loc from later non-debug insn.
8100 (emit_jump_insn_before): Likewise.
8101 (emit_call_insn_before): Likewise.
8102 (emit_debug_insn_before_setloc): New.
8103 (emit_debug_insn_before): New.
8104 (emit_insn): Handle debug insns.
8105 (emit_debug_insn): New.
8106 (emit_jump_insn): Handle debug insns.
8107 (emit_call_insn): Likewise.
8109 (init_emit): Take min-nondebug-insn-uid into account.
8110 Initialize cur_debug_insn_uid.
8111 (emit_copy_of_insn_after): Handle debug insns.
8112 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8113 location of single rhs in place.
8114 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8115 (floor_sdiv_adjust): New.
8116 (cell_sdiv_adjust): New.
8117 (cell_udiv_adjust): New.
8118 (round_sdiv_adjust): New.
8119 (round_udiv_adjust): New.
8120 (wrap_constant): Moved from cselib.
8121 (unwrap_constant): New.
8122 (expand_debug_expr): New.
8123 (expand_debug_locations): New.
8124 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8126 (gimple_expand_cfg): Expand debug locations.
8127 * cselib.c: Include tree-pass.h.
8128 (struct expand_value_data): New.
8129 (cselib_record_sets_hook): New.
8130 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8131 (cselib_clear_table): Move, and implemnet in terms of...
8132 (cselib_reset_table_with_next_value): ... this.
8133 (cselib_get_next_unknown_value): New.
8134 (discard_useless_locs): Don't discard preserved values.
8135 (cselib_preserve_value): New.
8136 (cselib_preserved_value_p): New.
8137 (cselib_preserve_definitely): New.
8138 (cselib_clear_preserve): New.
8139 (cselib_preserve_only_values): New.
8140 (new_cselib_val): Take rtx argument. Dump it in details.
8141 (cselib_lookup_mem): Adjust.
8142 (expand_loc): Take regs_active in struct. Adjust. Silence
8143 dumps unless details are requested.
8144 (cselib_expand_value_rtx_cb): New.
8145 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8146 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8147 without details. Copy more subregs. Try to resolve values
8148 using a callback. Wrap constants.
8149 (cselib_subst_to_values): Adjust.
8150 (cselib_log_lookup): New.
8151 (cselib_lookup): Call it.
8152 (cselib_invalidate_regno): Don't count preserved values as useless.
8153 (cselib_invalidate_mem): Likewise.
8154 (cselib_record_set): Likewise.
8155 (struct set): Renamed to cselib_set, moved to cselib.h.
8156 (cselib_record_sets): Adjust. Call hook.
8157 (cselib_process_insn): Reset table when it would be cleared.
8158 (dump_cselib_val): New.
8159 (dump_cselib_table): New.
8160 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8161 (remove_forwarder_block): Support moving debug stmts.
8162 * cselib.h (cselib_record_sets_hook): Declare.
8163 (cselib_expand_callback): New type.
8164 (cselib_expand_value_rtx_cb): Declare.
8165 (cselib_reset_table_with_next_value): Declare.
8166 (cselib_get_next_unknown_value): Declare.
8167 (cselib_preserve_value): Declare.
8168 (cselib_preserved_value_p): Declare.
8169 (cselib_preserve_only_values): Declare.
8170 (dump_cselib_table): Declare.
8171 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8172 (try_crossjump_to_edge): Likewise.
8173 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8174 dominated blocks when debug stmts are present.
8175 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8176 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8177 (set_var_live_on_entry): Likewise.
8178 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8179 * cfglayout.c (curr_location, last_location): Make static.
8180 (set_curr_insn_source_location): Don't avoid bouncing.
8181 (get_curr_insn_source_location): New.
8182 (get_curr_insn_block): New.
8183 (duplicate_insn_chain): Handle debug insns.
8184 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8186 * common.opt (fcompare-debug): Move to sort order.
8187 (fdump-unnumbered-links): Likewise.
8188 (fvar-tracking-assignments): New.
8189 (fvar-tracking-assignments-toggle): New.
8190 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8191 because of debug stmts.
8192 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8193 (eliminate_unnecessary_stmts): Walk dominated blocks before
8195 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8196 * ira.c (memref_used_between_p): Skip debug insns.
8197 (update_equiv_regs): Likewise.
8198 * sched-deps.c (sd_lists_size): Accept empty list.
8199 (sd_init_insn): Mark debug insns.
8200 (sd_finish_insn): Unmark them.
8201 (sd_add_dep): Reject non-debug deps on debug insns.
8202 (fixup_sched_groups): Give debug insns group treatment.
8204 (sched_analyze_reg): Don't mark debug insns for sched before call.
8205 (sched_analyze_2): Handle debug insns.
8206 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8208 (deps_analyze_insn): Handle debug insns.
8209 (deps_start_bb): Skip debug insns.
8210 (init_deps): Initialize last_debug_insn.
8211 * tree-ssa.c (target_for_debug_bind): New.
8212 (find_released_ssa_name): New.
8213 (propagate_var_def_into_debug_stmts): New.
8214 (propagate_defs_into_debug_stmts): New.
8215 (verify_ssa): Skip debug bind stmts without values.
8216 (warn_uninialized_vars): Skip debug stmts.
8217 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8218 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8219 (rtx_equal_p): Likewise.
8220 * ira-costs.c (scan_one_insn): Skip debug insns.
8221 (process_bb_node_for_hard_reg_moves): Likewise.
8222 * rtl.h (DEBUG_INSN_P): New.
8223 (NONDEBUG_INSN_P): New.
8224 (MAY_HAVE_DEBUG_INSNS): New.
8225 (INSN_P): Accept debug insns.
8226 (RTX_FRAME_RELATED_P): Likewise.
8227 (INSN_DELETED_P): Likewise
8228 (PAT_VAR_LOCATION_DECL): New.
8229 (PAT_VAR_LOCATION_LOC): New.
8230 (PAT_VAR_OCATION_STATUS): New.
8231 (NOTE_VAR_LOCATION_DECL): Reimplement.
8232 (NOTE_VAR_LOCATION_LOC): Likewise.
8233 (NOTE_VAR_LOCATION_STATUS): Likewise.
8234 (INSN_VAR_LOCATION): New.
8235 (INSN_VAR_LOCATION_DECL): New.
8236 (INSN_VAR_LOCATION_LOC): New.
8237 (INSN_VAR_LOCATION_STATUS): New.
8238 (gen_rtx_UNKNOWN_VAR_LOC): New.
8239 (VAR_LOC_UNKNOWN_P): New.
8240 (NOTE_DURING_CALL_P): New.
8241 (SCHED_GROUP_P): Accept debug insns.
8242 (emit_debug_insn_before): Declare.
8243 (emit_debug_insn_before_noloc): Declare.
8244 (emit_debug_insn_beore_setloc): Declare.
8245 (emit_debug_insn_after): Declare.
8246 (emit_debug_insn_after_noloc): Declare.
8247 (emit_debug_insn_after_setloc): Declare.
8248 (emit_debug_insn): Declare.
8249 (make_debug_insn_raw): Declare.
8250 (prev_nondebug_insn): Declare.
8251 (next_nondebug_insn): Declare.
8252 (delegitimize_mem_from_attrs): Declare.
8253 (get_max_insn_count): Declare.
8254 (wrap_constant): Declare.
8255 (unwrap_constant): Declare.
8256 (get_curr_insn_source_location): Declare.
8257 (get_curr_insn_block): Declare.
8258 * tree-inline.c (insert_debug_decl_map): New.
8259 (processing_debug_stmt): New.
8260 (remap_decl): Don't create new mappings in debug stmts.
8261 (remap_gimple_op_r): Don't add references in debug stmts.
8262 (copy_tree_body_r): Likewise.
8263 (remap_gimple_stmt): Handle debug bind stmts.
8264 (copy_bb): Skip debug stmts.
8265 (copy_edges_for_bb): Likewise.
8266 (copy_debug_stmt): New.
8267 (copy_debug_stmts): New.
8268 (copy_body): Copy debug stmts at the end.
8269 (insert_init_debug_bind): New.
8270 (insert_init_stmt): Take id. Skip and emit debug stmts.
8271 (setup_one_parameter): Remap variable earlier, register debug mapping.
8272 (estimate_num_insns): Skip debug stmts.
8273 (expand_call_inline): Preserve debug_map.
8274 (optimize_inline_calls): Check for no debug_stmts left-overs.
8275 (unsave_expr_now): Preserve debug_map.
8276 (copy_gimple_seq_and_replace_locals): Likewise.
8277 (tree_function_versioning): Check for no debug_stmts left-overs.
8278 Init and destroy debug_map as needed. Split edges unconditionally.
8279 (build_duplicate_type): Init and destroy debug_map as needed.
8280 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8281 (struct copy_body_data): Add debug_stmts and debug_map.
8282 * sched-int.h (struct ready_list): Add n_debug.
8283 (struct deps): Add last_debug_insn.
8284 (DEBUG_INSN_SCHED_P): New.
8285 (BOUNDARY_DEBUG_INSN_P): New.
8286 (SCHEDULE_DEBUG_INSN_P): New.
8287 (sd_iterator_cond): Accept empty list.
8288 * combine.c (create_log_links): Skip debug insns.
8289 (combine_instructions): Likewise.
8290 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8291 return value is always unshared.
8292 (struct rtx_subst_pair): New.
8293 (auto_adjust_pair): New.
8294 (propagate_for_debug_subst): New.
8295 (propagate_for_debug): New.
8296 (try_combine): Skip debug insns. Propagate removed defs into
8298 (next_nonnote_nondebug_insn): New.
8299 (distribute_notes): Use it. Skip debug insns.
8300 (distribute_links): Skip debug insns.
8301 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8302 * resource.c (mark_target_live_regs): Likewise.
8303 * var-tracking.c: Include cselib.h and target.h.
8304 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8306 (micro_operation_type_name): New.
8307 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8308 (struct micro_operation_def): Update comments.
8309 (decl_or_value): New type. Use instead of decls.
8310 (struct emit_note_data_def): Add vars.
8311 (struct attrs_def): Use decl_or_value.
8312 (struct variable_tracking_info_def): Add permp, flooded.
8313 (struct location_chain_def): Update comment.
8314 (struct variable_part_def): Use decl_or_value.
8315 (struct variable_def): Make var_part a variable length array.
8317 (scratch_regs): New.
8318 (cselib_hook_called): New.
8319 (dv_is_decl_p): New.
8320 (dv_is_value_p): New.
8323 (dv_as_opaque): New.
8324 (dv_onepart_p): New.
8326 (IS_DECL_CODE): New.
8327 (check_value_is_not_decl): New.
8328 (dv_from_decl): New.
8329 (dv_from_value): New.
8330 (dv_htab_hash): New.
8331 (variable_htab_hash): Use it.
8332 (variable_htab_eq): Support values.
8333 (variable_htab_free): Free from the right pool.
8334 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8335 (attrs_list_union): Adjust.
8336 (attrs_list_mpdv_union): New.
8337 (tie_break_pointers): New.
8338 (canon_value_cmp): New.
8339 (unshare_variable): Return possibly-modified slot.
8340 (vars_copy_1): Adjust.
8341 (var_reg_decl_set): Adjust. Split out of...
8342 (var_reg_set): ... this.
8343 (get_init_value): Adjust.
8344 (var_reg_delete_and_set): Adjust.
8345 (var_reg_delete): Adjust.
8346 (var_regno_delete): Adjust.
8347 (var_mem_decl_set): Split out of...
8348 (var_mem_set): ... this.
8349 (var_mem_delete_and_set): Adjust.
8350 (var_mem_delete): Adjust.
8354 (variable_union): Adjust. Speed up merge of 1-part vars.
8355 (variable_canonicalize): Use unshared slot.
8356 (VALUED_RECURSED_INTO): New.
8357 (find_loc_in_1pdv): New.
8358 (struct dfset_merge): New.
8359 (insert_into_intersection): New.
8360 (intersect_loc_chains): New.
8362 (canonicalize_loc_order_check): New.
8363 (canonicalize_values_mark): New.
8364 (canonicalize_values_star): New.
8365 (variable_merge_over_cur): New.
8366 (variable_merge_over_src): New.
8367 (dataflow_set_merge): New.
8368 (dataflow_set_equiv_regs): New.
8369 (remove_duplicate_values): New.
8370 (struct dfset_post_merge): New.
8371 (variable_post_merge_new_vals): New.
8372 (variable_post_merge_perm_vals): New.
8373 (dataflow_post_merge_adjust): New.
8374 (find_mem_expr_in_1pdv): New.
8375 (dataflow_set_preserve_mem_locs): New.
8376 (dataflow_set_remove_mem_locs): New.
8377 (dataflow_set_clear_at_call): New.
8378 (onepart_variable_different_p): New.
8379 (variable_different_p): Use it.
8380 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8381 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8383 (track_loc_p): Pass it true.
8384 (struct count_use_info): New.
8385 (find_use_val): New.
8386 (replace_expr_with_values): New.
8388 (use_type): New, partially split out of...
8389 (count_uses): ... this. Count new micro-ops.
8390 (count_uses_1): Adjust.
8391 (count_stores): Adjust.
8392 (count_with_sets): New.
8393 (VAL_NEEDS_RESOLUTION): New.
8394 (VAL_HOLDS_TRACK_EXPR): New.
8395 (VAL_EXPR_IS_COPIED): New.
8396 (VAL_EXPR_IS_CLOBBERED): New.
8397 (add_uses): Adjust. Generate new micro-ops.
8398 (add_uses_1): Adjust.
8399 (add_stores): Generate new micro-ops.
8400 (add_with_sets): New.
8401 (find_src_status): Adjust.
8402 (find_src_set_src): Adjust.
8403 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8404 Handle new micro-ops. Canonicalize value equivalances.
8405 (vt_find_locations): Compute total size of hash tables for
8406 dumping. Perform merge for var-tracking-assignments. Don't
8407 disregard single-block loops.
8408 (dump_attrs_list): Handle decl_or_value.
8409 (dump_variable): Take variable. Deal with decl_or_value.
8410 (dump_variable_slot): New.
8411 (dump_vars): Use it.
8412 (dump_dataflow_sets): Adjust.
8413 (set_slot_part): New, extended to support one-part variables
8414 after splitting out of...
8415 (set_variable_part): ... this.
8416 (clobber_slot_part): New, split out of...
8417 (clobber_variable_part): ... this.
8418 (delete_slot_part): New, split out of...
8419 (delete_variable_part): .... this.
8420 (check_wrap_constant): New.
8421 (vt_expand_loc_callback): New.
8422 (vt_expand_loc): New.
8423 (emit_note_insn_var_location): Adjust. Handle values. Handle
8424 EMIT_NOTE_AFTER_CALL_INSN.
8425 (emit_notes_for_differences_1): Adjust. Handle values.
8426 (emit_notes_for_differences_2): Likewise.
8427 (emit_notes_for_differences): Adjust.
8428 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8429 Adjust. Handle new micro-ops.
8430 (vt_add_function_parameters): Adjust. Create and bind values.
8431 (vt_initialize): Adjust. Initialize scratch_regs and
8432 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8433 operations. Move some code to count_with_sets and add_with_sets.
8434 (delete_debug_insns): New.
8435 (vt_debug_insns_local): New.
8436 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8438 (var_tracking_main): If var-tracking-assignments is enabled
8439 but var-tracking isn't, delete debug insns and leave. Likewise
8440 if we exceed limits or fail the stack adjustments tests, and
8441 after all var-tracking processing.
8442 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8443 (dataflow_set): Add traversed_vars.
8444 (value_chain, const_value_chain): New typedefs.
8445 (value_chain_pool, value_chains): New variables.
8446 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8447 add_value_chains, add_cselib_value_chains, remove_value_chain,
8448 remove_value_chains, remove_cselib_value_chains): New functions.
8449 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8450 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8452 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8453 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8454 (dst_can_be_shared): New variable.
8455 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8456 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8457 different from set->vars, look up slot again instead of using the
8459 (dataflow_set_init): Initialize traversed_vars.
8460 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8461 lookup if set->vars is shared. Don't keep slot cleared before
8462 calling unshare_variable. Unshare set->vars if needed. Adjust
8463 unshare_variable callers. Clear dst_can_be_shared if needed.
8464 Even ->refcount == 1 vars must be unshared if set->vars is shared
8465 and var needs to be modified.
8466 (dataflow_set_union): Set traversed_vars during canonicalization.
8467 (VALUE_CHANGED, DECL_CHANGED): Define.
8468 (set_dv_changed, dv_changed_p): New static inlines.
8469 (track_expr_p): Clear DECL_CHANGED.
8470 (dump_dataflow_sets): Set it.
8471 (variable_was_changed): Call set_dv_changed.
8472 (emit_note_insn_var_location): Likewise.
8473 (changed_variables_stack): New variable.
8474 (check_changed_vars_1, check_changed_vars_2): New functions.
8475 (emit_notes_for_changes): Do nothing if changed_variables is
8476 empty. Traverse changed_variables with check_changed_vars_1,
8477 call check_changed_vars_2 on each changed_variables_stack entry.
8478 (emit_notes_in_bb): Add SET argument. Just clear it at the
8479 beginning, use it instead of local &set, don't destroy it at the end.
8480 (vt_emit_notes): Call dataflow_set_clear early on all
8481 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8482 computed set, dataflow_set_clear also VTI(bb)->in when we are
8483 done with the basic block. Initialize changed_variables_stack,
8484 free it afterwards. If ENABLE_CHECKING verify that after noting
8485 differences to an empty set value_chains hash table is empty.
8486 (vt_initialize): Initialize value_chains and value_chain_pool.
8487 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8488 (variable_tracking_main): Call dump_dataflow_sets before calling
8489 vt_emit_notes, not after it.
8490 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8491 (propagate_var_def_into_debug_stmts): Declare.
8492 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8493 (df_set_note): Reject debug insns.
8494 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8495 add notes to debug insns.
8496 (df_note_bb_compute): Adjust. Likewise.
8497 (df_simulate_uses): Skip debug insns.
8498 (df_simulate_initialize_backwards): Likewise.
8499 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8500 (subst_stack_regs_pat): Reject debug insns.
8501 (convert_regs_1): Handle debug insns.
8502 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8503 (print-rtl.o): Depend on cselib.h.
8504 (cselib.o): Depend on TREE_PASS_H.
8505 (var-tracking.o): Depend on cselib.h and TARGET_H.
8506 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8507 (init_ready_list): Skip boundary debug insns.
8508 (add_branch_dependences): Skip debug insns.
8509 (free_block_dependencies): Check for blocks with only debug insns.
8510 (compute_priorities): Likewise.
8511 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8512 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8514 (gimple_build_debug_bind_stat): New.
8515 (empty_body_p): Skip debug stmts.
8516 (gimple_has_side_effects): Likewise.
8517 (gimple_rhs_has_side_effects): Likewise.
8518 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8519 (gimple_build_debug_bind_stat): Declare.
8520 (gimple_build_debug_bind): Define.
8521 (is_gimple_debug): New.
8522 (gimple_debug_bind_p): New.
8523 (gimple_debug_bind_get_var): New.
8524 (gimple_debug_bind_get_value): New.
8525 (gimple_debug_bind_get_value_ptr): New.
8526 (gimple_debug_bind_set_var): New.
8527 (gimple_debug_bind_set_value): New.
8528 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8529 (gimple_debug_bind_reset_value): New.
8530 (gimple_debug_bind_has_value_p): New.
8531 (gsi_next_nondebug): New.
8532 (gsi_prev_nondebug): New.
8533 (gsi_start_nondebug_bb): New.
8534 (gsi_last_nondebug_bb): New.
8535 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8536 (print_insn): Handle DEBUG_INSN.
8537 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8538 of first insn prevail.
8539 (first_stmt): Skip debug stmts.
8540 (first_non_label_stmt): Likewise.
8541 (last_stmt): Likewise.
8542 (has_zero_uses_1): New.
8543 (single_imm_use_1): New.
8544 (verify_gimple_debug): New.
8545 (verify_types_in_gimple_stmt): Handle debug stmts.
8546 (verify_stmt): Likewise.
8547 (debug_loop_num): Skip debug stmts.
8548 (remove_edge_and_dominated_blocks): Remove dominators last.
8549 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8550 (linearize_expr): Likewise.
8551 * config/i386/i386.c (ix86_delegitimize_address): Call
8552 default implementation.
8553 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8554 (group_barrier_needed): Skip debug insns.
8555 (emit_insn_group_barriers): Likewise.
8556 (emit_all_insn_group_barriers): Likewise.
8557 (ia64_variable_issue): Handle debug insns.
8558 (ia64_dfa_new_cycle): Likewise.
8559 (final_emit_insn_group_barriers): Skip debug insns.
8560 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8561 def cfa without frame.
8562 (process_set): Likewise.
8563 (process_for_unwind_directive): Pass frame on.
8564 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8565 (rs6000_delegitimize_address): New.
8566 (rs6000_debug_adjust_cost): Handle debug insns.
8567 (is_microcoded_insn): Likewise.
8568 (is_cracked_insn): Likewise.
8569 (is_nonpipeline_insn): Likewise.
8570 (insn_must_be_first_in_group): Likewise.
8571 (insn_must_be_last_in_group): Likewise.
8572 (force_new_group): Likewise.
8573 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8574 contains only debug insns.
8575 (rtl_merge_blocks): Skip debug insns.
8576 (purge_dead_edges): Likewise.
8577 (rtl_block_ends_with_call_p): Skip debug insns.
8578 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8579 (mark_reg_dependencies): Skip debug insns.
8580 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8581 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8582 * tree-ssa-threadedge.c
8583 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8584 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8585 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8586 (copyprop_hardreg_forward_1): Handle debug insns.
8587 * reload1.c (reload): Skip debug insns. Replace unassigned
8588 pseudos in debug insns with their equivalences.
8589 (eliminate_regs_in_insn): Skip debug insns.
8590 (emit_input_reload_insns): Skip debug insns at first, adjust
8592 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8593 (get_indirect_ref_operands): Pass opf_no_vops on.
8594 (get_expr_operands): Likewise. Skip debug stmts.
8595 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8597 2009-09-01 Richard Henderson <rth@redhat.com>
8599 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8600 stmt_ends_pp_p statements at least once.
8601 * tree-vrp.c (vrp_initialize): Likewise.
8602 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8604 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8607 Fix AIX bootstrap after PR debug/30161
8608 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8609 that is a GNU extension.
8610 (tmpl_value_parm_die_table): Move the definition of this global
8611 outside #ifdef DWARF2_DEBUGGING_INFO region.
8613 2009-09-01 Richard Guenther <rguenther@suse.de>
8615 * tree.c (tree_expr_size): New function.
8616 * tree.h (tree_expr_size): Declare.
8617 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8618 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8619 * langhooks.c (lhd_expr_size): Remove.
8620 * langhooks.h (struct lang_hooks): Remove expr_size.
8621 * explow.c (expr_size): Use tree_expr_size.
8622 (int_expr_size): Likewise.
8623 * langhooks-def.h (lhd_expr_size): Remove.
8624 (LANG_HOOKS_EXPR_SIZE): Likewise.
8625 (LANG_HOOKS_INITIALIZER): Adjust.
8627 2009-09-01 Richard Guenther <rguenther@suse.de>
8629 * tree-flow.h (mark_addressable): Move declaration ...
8630 * tree.h (mark_addressable): ... here.
8631 * stmt.c (expand_asm_operands): Use mark_addressable, not
8632 lang_hooks.mark_addressable.
8633 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8634 LANG_HOOKS_MARK_ADDRESSABLE.
8635 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8636 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8638 2009-08-31 Chris Demetriou <cgd@google.com>
8640 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8641 vectorize if not TARGET_SSE2.
8643 2009-08-31 DJ Delorie <dj@redhat.com>
8645 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8646 registers if no coprocessor is enabled.
8648 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8651 * cgraph.h (cgraph_get_node): Declare ...
8652 * cgraph.c (cgraph_get_node): ... new function.
8653 * dwarf2out.c (gen_generic_params_dies,
8654 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8655 make_ith_pack_parameter_name,
8656 append_entry_to_tmpl_value_parm_die_table,
8657 gen_remaining_tmpl_value_param_die_attribute): New functions.
8658 (gen_subprogram_die): Generate debug info for template parameters
8659 if debug info level is higher than DINFO_LEVEL_TERSE.
8660 Use tree_add_const_value_attribute_for_decl instead of
8661 tree_add_const_value_attribute.
8662 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8663 instead of tree_add_const_value_attribute.
8664 (gen_struct_or_union_type_die): Generate debug
8665 info for template parameters if debug info level is higher than
8667 (tree_add_const_value_attribute): Handle integral and pointer
8668 constants. Update comment.
8669 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8670 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8671 (reference_to_unused): Fix thinko. Remove redundant predicates from
8673 (tree_add_const_value_attribute): Make this work for constant
8675 tree_add_const_value_attribute_for_decl is to be used for variable
8677 (add_location_or_const_value_attribute): Use
8678 tree_add_const_value_attribute_for_decl now.
8679 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8680 DW_TAG_template_value_param DIEs after function DIEs have been
8682 * langhooks.h (lang_hooks_for_types): Add
8683 get_argument_pack_elems.
8684 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8685 (lang_hooks): Added get_innermost_generic_parms,
8686 get_innermost_generic_args.
8687 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8688 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8689 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8690 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8692 2009-08-31 DJ Delorie <dj@redhat.com>
8694 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8695 it once we start generating the prologue or epilogue.
8696 (mep_call_saves_register): If the frame is locked, re-use
8698 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8699 (mep_expand_prologue): Call it.
8700 (mep_expand_epilogue): Likewise.
8701 (mep_start_function): Use the same logic as mep_expand_prologue.
8702 (mep_pass_by_reference): Make logic more readable.
8703 (mep_return_in_memory): Zero-sized objects are passed in memory.
8704 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8706 2009-08-31 Richard Guenther <rguenther@suse.de>
8708 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8709 to query if the memory regions for memmove overlap.
8710 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8711 asserts on pointers, instead deal with odd trees.
8712 (ptr_derefs_may_alias_p): Likewise.
8713 (refs_may_alias_p_1): Constructor bases also never alias.
8715 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8717 * doc/install.texi (Final install): Adjust reference on where to
8718 order printed manuals.
8720 2009-08-30 Olivier Hainque <hainque@adacore.com>
8722 * dwarf2out.c (switch_to_frame_table_section): Move
8723 definition prior to first use.
8725 2009-08-30 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/41186
8728 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8729 (ao_ref_init_from_ptr_and_size): New function.
8730 (ref_maybe_used_by_call_p_1): Be more precise tracking
8731 used ranges for builtin functions.
8732 (ref_maybe_used_by_call_p): Adjust.
8733 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8734 ranges for builtin functions.
8735 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8737 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8740 * fwprop.c (get_reg_use_in): Delete.
8741 (free_load_extend): New function.
8742 (forward_propagate_subreg): Use it.
8744 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8746 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8748 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8751 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8754 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8756 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8757 fini or fini_array section.
8759 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8761 * graphite-dependences.c (graphite_legal_transform_bb): Call
8762 pbb_remove_duplicate_pdrs.
8763 * graphite-poly.c (can_collapse_pdr): Removed.
8764 (pdr_find_duplicate): Removed.
8765 (can_collapse_pdrs): New.
8766 (pbb_remove_duplicate_pdrs): New.
8767 (new_poly_dr): Do not look for duplicates.
8768 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8769 (PBB_PDR_DUPLICATES_REMOVED): New.
8770 (pbb_remove_duplicate_pdrs): Declared.
8772 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8774 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8775 the strides by multiplying by PDR_NB_REFS.
8776 * graphite-poly.c (can_collapse_pdr): New.
8777 (pdr_find_duplicate): New.
8778 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8779 Initialize PDR_NB_REFS.
8780 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8782 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8784 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8787 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8790 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8792 * graphite-dependences.c (pddr_original_scattering): Return NULL
8793 for read-read dependence relations.
8794 * graphite-poly.h (enum poly_dr_type): Fix comment.
8797 (pdr_may_write_p): New.
8799 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8801 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8802 (struct poly_dr): Same.
8803 (new_poly_dr): Same.
8804 * graphite-poly.c (new_poly_dr): Same.
8805 * graphite-dependences.c (dot_deps): Disable call to system.
8807 2009-08-28 Cary Coutant <ccoutant@google.com>
8810 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8811 struct/union/enum types local to a function.
8813 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8814 Sebastian Pop <sebastian.pop@amd.com>
8816 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8817 pbb_strip_mine_time_depth. Changed the implementation so that
8818 transformation is expressed as a transformation on
8819 time (scatttering) dimensions. Also, ensures that the 2d+1
8820 scheduling format is preserved.
8821 (pbb_strip_mine_profitable_p): Profitability is based on the
8822 iteration number of a given time (scattering) dimension,
8823 and not on a original loop depth dimension.
8824 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8825 (pbb_do_strip_mine): Call psct_dynamic_dim.
8826 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8827 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8828 (pbb_nb_dynamic_scattering_transform): New.
8829 (psct_dynamic_dim): New.
8831 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8833 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8834 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8835 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8836 * graphite-interchange.c (build_linearized_memory_access): Same.
8837 (memory_stride_in_loop): Same.
8839 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8841 * graphite-dependences.c (pddr_original_scattering): New.
8842 (graphite_legal_transform_dr): Call pddr_original_scattering.
8845 * graphite-dependences.h (dot_deps): Declared.
8846 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8847 (print_pdr): Print PDR_ID.
8848 * graphite-poly.h (struct poly_dr): Add field id.
8851 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8853 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8855 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8856 not delete the original dependence relation.
8858 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8860 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8861 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8862 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8863 (free_poly_ddr): New.
8864 (pddr_is_empty): New.
8865 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8866 (dependence_polyhedron): Same. Remove useless gcc_assert.
8868 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8869 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8870 * graphite-dependences.h (enum poly_dependence_kind): New.
8871 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8872 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8873 (PDRP_SINK): Renamed PDDR_SINK.
8874 (PDRP_DDP): Renamed PDDR_DDP.
8876 (free_poly_ddr): Declared.
8877 * graphite-poly.c (new_scop): Use the new hash function names.
8878 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8879 into original_pddrs.
8880 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8882 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8884 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8885 bounds with LT_EXPR to make niter analysis more precise on code
8886 generated by Graphite.
8888 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8890 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8891 (graphite_legal_transform_bb): Same.
8892 (poly_drs_may_alias_p): Same.
8894 2009-08-28 Richard Guenther <rguenther@suse.de>
8896 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8898 2009-08-28 Jan Beulich <jbeulich@novell.com>
8900 * config/i386/netware.c: Include langhooks.h.
8901 (i386_nlm_encode_section_info): Simplify.
8902 (netware_override_options): Delete.
8903 * config/i386/netware.h (netware_override_options): Delete
8905 (OVERRIDE_OPTIONS): Delete definition.
8906 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8907 (ASM_COMMENT_START): Define.
8908 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8910 2009-08-28 Jan Beulich <jbeulich@novell.com>
8912 * configure.ac: For in-tree ld, do a plain version check to
8913 determine whether comdat groups are supported.
8914 * configure: Regenerate.
8916 2009-08-28 Olivier Hainque <hainque@adacore.com>
8918 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8919 always defined. Reflect definition or absence of such for
8920 COLLECT_EXPORT_LIST. Readability helper.
8921 (scanfilter): New enum, to help control what symbols
8922 are to be considered or ignored by scan_prog_file.
8923 (enum pass): Rename as "scanpass", moved together with scanfilter
8924 prior to scan_prog_file's prototype.
8925 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8926 Group prototype with the scanpass/scanfilter definitions, factorize
8927 head comments for the several implementations at the prototype.
8928 (main): Reorganize the first pass link control to let AIX
8929 drag only the needed frame tables in executables. Prevent
8930 frame tables collection during the scan aimed at static ctors.
8931 Pre-link and scan for frame tables later to compensate.
8932 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8933 A C statement to issue assembly directives that create a reference
8934 to the given DWARF table identifier label from the current function
8936 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8937 to differentiate first time section entry. Only emit a .data
8938 tables start identifier label the first time around.
8939 (switch_to_frame_table_section): New function. Helper for
8940 output_call_frame_info to switch possibly BACK into the eh_frame
8941 or the debug_frame section depending on FOR_EH.
8942 (output_call_frame_info): Use helper to first enter the proper
8944 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8945 emit a link to the frame table start label from each function
8947 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8948 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8949 * config/rs6000/rs6000-protos.h: Declare it.
8950 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8952 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8954 * config/sh/sh.c (split_branches): Check the result of
8957 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8959 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8960 using -pthread -fopenmp
8962 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8964 * doc/service.texi (service directory): Update URL.
8966 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8968 PR rtl-optimization/40861
8969 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8970 extract word from a multi-word subreg for negative byte positions.
8972 2009-08-27 Tristan Gingold <gingold@adacore.com>
8973 Douglas B Rupp <rupp@gnat.com>
8975 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8976 (SECTION_VMS_OVERLAY): Define.
8977 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8979 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8981 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8982 common_object declarations.
8983 (ia64_section_type_flags): Set section flag for common_object.
8984 * config/ia64/ia64-protos.h
8985 (ia64_vms_output_aligned_decl_common): Declare.
8986 (ia64_vms_elf_asm_named_section): Declare.
8988 2009-08-27 Michael Matz <matz@suse.de>
8990 * expr.c (expand_expr_real_2): New function taking exploded
8991 unary or binary expression, split out from ...
8992 (expand_expr_real_1): ... here. Move over all unary/binary
8993 switch parts to above function, in particular these codes:
8994 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8995 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8996 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8997 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8998 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8999 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9000 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9001 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9002 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9003 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9004 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9005 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9006 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9007 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9008 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9009 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9010 VEC_PACK_FIX_TRUNC_EXPR.
9011 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9014 2009-08-27 Richard Guenther <rguenther@suse.de>
9016 * gengtype.c (main): Handle uint64_t.
9017 * ipa-utils.c (get_base_var): Indent properly.
9018 * tree-ssa-live.c (debug_scope_block): New function.
9019 * tree-flow.h (debug_scope_block): Declare.
9020 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9021 * basic-block.h (enum profile_status): Rename to
9022 enum profile_status_d.
9023 (x_profile_status): Adjust type.
9025 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9028 * dwarf2out.c (get_context_die): Declare this static function.
9029 (gen_type_die_with_usage): Make sure a DIE is a generated for
9030 the context of a typedef.
9032 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9034 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9037 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9039 * config/mips/mips-protos.h (mips_output_sync): Declare.
9040 (mips_sync_loop_insns): Likewise.
9041 (mips_output_sync_loop): Replace first two parameters with an rtx.
9042 * config/mips/mips.c (mips_multi_member): New structure.
9043 (mips_multi_members): New variable.
9044 (mips_multi_start): New function.
9045 (mips_multi_add): Likewise.
9046 (mips_multi_add_insn): Likewise.
9047 (mips_multi_add_label): Likewise.
9048 (mips_multi_last_index): Likewise.
9049 (mips_multi_copy_insn): Likewise.
9050 (mips_multi_set_operand): Likewise.
9051 (mips_multi_write): Likewise.
9052 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9053 (mips_init_print_operand_punct): Update accordingly.
9054 (mips_start_ll_sc_sync_block): New function.
9055 (mips_end_ll_sc_sync_block): Likewise.
9056 (mips_output_sync): Likewise.
9057 (mips_sync_insn1_template): Likewise.
9058 (mips_sync_insn2_template): Likewise.
9059 (mips_get_sync_operand): Likewise.
9060 (mips_process_sync_loop): Likewise.
9061 (mips_output_sync_loop): Use mips_process_sync_loop.
9062 (mips_sync_loop_insns): New function.
9063 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9064 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9065 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9066 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9067 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9068 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9069 (MIPS_SYNC_OLD_OP_12): Likewise.
9070 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9071 (MIPS_SYNC_NEW_OP_12): Likewise.
9072 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9073 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9074 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9075 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9076 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9077 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9078 * config/mips/mips.md (sync_mem): New attribute.
9079 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9080 (sync_exclusive_mask, sync_required_oldval): Likewise.
9081 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9082 (sync_release_barrier): Likewise.
9083 (length): Handle sync loops.
9084 (sync): Use mips_output_sync.
9085 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9086 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9087 and use mips_output_sync_loop.
9088 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9089 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9090 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9091 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9092 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9093 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9094 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9095 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9096 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9098 2009-08-26 Richard Guenther <rguenther@suse.de>
9101 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9102 the types to not match.
9103 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9105 * tree-ssa.c (useless_type_conversion_p): Conversions to
9106 pointers to unprototyped functions are useless.
9108 2009-08-26 Richard Guenther <rguenther@suse.de>
9110 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9111 whole-program condition, prepare to be called for non-globals.
9112 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9113 params build a representative with known type and track its fields.
9115 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9117 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9118 clearing by a taken branch.
9119 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9120 effectively after bbro pass.
9121 (sync_nand<mode>): Ditto.
9122 (sync_old_<fetchop_name><mode>): Ditto.
9123 (sync_old_nand<mode>): Ditto.
9124 (sync_new_<fetchop_name><mode>): Dito.
9125 (sync_new_nand<mode>): Ditto.
9126 (sync_compare_and_swap<mode>_1): Ditto.
9127 (*sync_compare_and_swap<mode>): Ditto.
9128 (sync_lock_test_and_set<mode>_1): Ditto.
9129 ("sync_lock_test_and_set<mode>): Ditto.
9131 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9133 * hwint.h (HOST_LONG_FORMAT): New macro
9134 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9135 Use HOST_PTR_PRINTF.
9136 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9137 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9138 (HOST_PTR_PRINTF): Document.
9140 2009-08-25 Jan Hubicka <jh@suse.cz>
9142 * config/i386/bmmintrin.h: Replace by #error.
9145 Michael Meissner <michael.meissner@amd.com>
9146 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9147 Tony Linthicum <tony.linthicum@amd.com>
9149 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9150 (TARGET_ROUND): New macro for the round/ptest instructions which
9151 are shared between SSE4.1 and SSE5.
9152 (OPTION_MASK_ISA_ROUND): Ditto.
9153 (OPTION_ISA_ROUND): Ditto.
9154 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9155 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9157 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9158 (-mfused-madd): New switch to give users control over whether the
9159 compiler optimizes to use the multiply/add SSE5 instructions.
9161 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9162 (ix86_handle_option): Turn off 3dnow if -msse5.
9163 (override_options): Add SSE5 support.
9164 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9166 (ix86_expand_sse_movcc): Add SSE5 support.
9167 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9168 vector type to the next largest size.
9169 (ix86_expand_sse5_pack): New function to use pperm to pack a
9170 vector type to the next smallest size.
9171 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9172 (IX86_BUILTIN_FMADDSD): Ditto.
9173 (IX86_BUILTIN_FMADDPS): Ditto.
9174 (IX86_BUILTIN_FMADDPD): Ditto.
9175 (IX86_BUILTIN_FMSUBSS): Ditto.
9176 (IX86_BUILTIN_FMSUBSD): Ditto.
9177 (IX86_BUILTIN_FMSUBPS): Ditto.
9178 (IX86_BUILTIN_FMSUBPD): Ditto.
9179 (IX86_BUILTIN_FNMADDSS): Ditto.
9180 (IX86_BUILTIN_FNMADDSD): Ditto.
9181 (IX86_BUILTIN_FNMADDPS): Ditto.
9182 (IX86_BUILTIN_FNMADDPD): Ditto.
9183 (IX86_BUILTIN_FNMSUBSS): Ditto.
9184 (IX86_BUILTIN_FNMSUBSD): Ditto.
9185 (IX86_BUILTIN_FNMSUBPS): Ditto.
9186 (IX86_BUILTIN_FNMSUBPD): Ditto.
9187 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9188 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9189 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9190 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9191 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9192 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9193 (IX86_BUILTIN_PPERM): Ditto.
9194 (IX86_BUILTIN_PERMPS): Ditto.
9195 (IX86_BUILTIN_PERMPD): Ditto.
9196 (IX86_BUILTIN_PMACSSWW): Ditto.
9197 (IX86_BUILTIN_PMACSWW): Ditto.
9198 (IX86_BUILTIN_PMACSSWD): Ditto.
9199 (IX86_BUILTIN_PMACSWD): Ditto.
9200 (IX86_BUILTIN_PMACSSDD): Ditto.
9201 (IX86_BUILTIN_PMACSDD): Ditto.
9202 (IX86_BUILTIN_PMACSSDQL): Ditto.
9203 (IX86_BUILTIN_PMACSSDQH): Ditto.
9204 (IX86_BUILTIN_PMACSDQL): Ditto.
9205 (IX86_BUILTIN_PMACSDQH): Ditto.
9206 (IX86_BUILTIN_PMADCSSWD): Ditto.
9207 (IX86_BUILTIN_PMADCSWD): Ditto.
9208 (IX86_BUILTIN_PHADDBW): Ditto.
9209 (IX86_BUILTIN_PHADDBD): Ditto.
9210 (IX86_BUILTIN_PHADDBQ): Ditto.
9211 (IX86_BUILTIN_PHADDWD): Ditto.
9212 (IX86_BUILTIN_PHADDWQ): Ditto.
9213 (IX86_BUILTIN_PHADDDQ): Ditto.
9214 (IX86_BUILTIN_PHADDUBW): Ditto.
9215 (IX86_BUILTIN_PHADDUBD): Ditto.
9216 (IX86_BUILTIN_PHADDUBQ): Ditto.
9217 (IX86_BUILTIN_PHADDUWD): Ditto.
9218 (IX86_BUILTIN_PHADDUWQ): Ditto.
9219 (IX86_BUILTIN_PHADDUDQ): Ditto.
9220 (IX86_BUILTIN_PHSUBBW): Ditto.
9221 (IX86_BUILTIN_PHSUBWD): Ditto.
9222 (IX86_BUILTIN_PHSUBDQ): Ditto.
9223 (IX86_BUILTIN_PROTB): Ditto.
9224 (IX86_BUILTIN_PROTW): Ditto.
9225 (IX86_BUILTIN_PROTD): Ditto.
9226 (IX86_BUILTIN_PROTQ): Ditto.
9227 (IX86_BUILTIN_PROTB_IMM): Ditto.
9228 (IX86_BUILTIN_PROTW_IMM): Ditto.
9229 (IX86_BUILTIN_PROTD_IMM): Ditto.
9230 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9231 (IX86_BUILTIN_PSHLB): Ditto.
9232 (IX86_BUILTIN_PSHLW): Ditto.
9233 (IX86_BUILTIN_PSHLD): Ditto.
9234 (IX86_BUILTIN_PSHLQ): Ditto.
9235 (IX86_BUILTIN_PSHAB): Ditto.
9236 (IX86_BUILTIN_PSHAW): Ditto.
9237 (IX86_BUILTIN_PSHAD): Ditto.
9238 (IX86_BUILTIN_PSHAQ): Ditto.
9239 (IX86_BUILTIN_FRCZSS): Ditto.
9240 (IX86_BUILTIN_FRCZSD): Ditto.
9241 (IX86_BUILTIN_FRCZPS): Ditto.
9242 (IX86_BUILTIN_FRCZPD): Ditto.
9243 (IX86_BUILTIN_CVTPH2PS): Ditto.
9244 (IX86_BUILTIN_CVTPS2PH): Ditto.
9245 (IX86_BUILTIN_COMEQSS): Ditto.
9246 (IX86_BUILTIN_COMNESS): Ditto.
9247 (IX86_BUILTIN_COMLTSS): Ditto.
9248 (IX86_BUILTIN_COMLESS): Ditto.
9249 (IX86_BUILTIN_COMGTSS): Ditto.
9250 (IX86_BUILTIN_COMGESS): Ditto.
9251 (IX86_BUILTIN_COMUEQSS): Ditto.
9252 (IX86_BUILTIN_COMUNESS): Ditto.
9253 (IX86_BUILTIN_COMULTSS): Ditto.
9254 (IX86_BUILTIN_COMULESS): Ditto.
9255 (IX86_BUILTIN_COMUGTSS): Ditto.
9256 (IX86_BUILTIN_COMUGESS): Ditto.
9257 (IX86_BUILTIN_COMORDSS): Ditto.
9258 (IX86_BUILTIN_COMUNORDSS): Ditto.
9259 (IX86_BUILTIN_COMFALSESS): Ditto.
9260 (IX86_BUILTIN_COMTRUESS): Ditto.
9261 (IX86_BUILTIN_COMEQSD): Ditto.
9262 (IX86_BUILTIN_COMNESD): Ditto.
9263 (IX86_BUILTIN_COMLTSD): Ditto.
9264 (IX86_BUILTIN_COMLESD): Ditto.
9265 (IX86_BUILTIN_COMGTSD): Ditto.
9266 (IX86_BUILTIN_COMGESD): Ditto.
9267 (IX86_BUILTIN_COMUEQSD): Ditto.
9268 (IX86_BUILTIN_COMUNESD): Ditto.
9269 (IX86_BUILTIN_COMULTSD): Ditto.
9270 (IX86_BUILTIN_COMULESD): Ditto.
9271 (IX86_BUILTIN_COMUGTSD): Ditto.
9272 (IX86_BUILTIN_COMUGESD): Ditto.
9273 (IX86_BUILTIN_COMORDSD): Ditto.
9274 (IX86_BUILTIN_COMUNORDSD): Ditto.
9275 (IX86_BUILTIN_COMFALSESD): Ditto.
9276 (IX86_BUILTIN_COMTRUESD): Ditto.
9277 (IX86_BUILTIN_COMEQPS): Ditto.
9278 (IX86_BUILTIN_COMNEPS): Ditto.
9279 (IX86_BUILTIN_COMLTPS): Ditto.
9280 (IX86_BUILTIN_COMLEPS): Ditto.
9281 (IX86_BUILTIN_COMGTPS): Ditto.
9282 (IX86_BUILTIN_COMGEPS): Ditto.
9283 (IX86_BUILTIN_COMUEQPS): Ditto.
9284 (IX86_BUILTIN_COMUNEPS): Ditto.
9285 (IX86_BUILTIN_COMULTPS): Ditto.
9286 (IX86_BUILTIN_COMULEPS): Ditto.
9287 (IX86_BUILTIN_COMUGTPS): Ditto.
9288 (IX86_BUILTIN_COMUGEPS): Ditto.
9289 (IX86_BUILTIN_COMORDPS): Ditto.
9290 (IX86_BUILTIN_COMUNORDPS): Ditto.
9291 (IX86_BUILTIN_COMFALSEPS): Ditto.
9292 (IX86_BUILTIN_COMTRUEPS): Ditto.
9293 (IX86_BUILTIN_COMEQPD): Ditto.
9294 (IX86_BUILTIN_COMNEPD): Ditto.
9295 (IX86_BUILTIN_COMLTPD): Ditto.
9296 (IX86_BUILTIN_COMLEPD): Ditto.
9297 (IX86_BUILTIN_COMGTPD): Ditto.
9298 (IX86_BUILTIN_COMGEPD): Ditto.
9299 (IX86_BUILTIN_COMUEQPD): Ditto.
9300 (IX86_BUILTIN_COMUNEPD): Ditto.
9301 (IX86_BUILTIN_COMULTPD): Ditto.
9302 (IX86_BUILTIN_COMULEPD): Ditto.
9303 (IX86_BUILTIN_COMUGTPD): Ditto.
9304 (IX86_BUILTIN_COMUGEPD): Ditto.
9305 (IX86_BUILTIN_COMORDPD): Ditto.
9306 (IX86_BUILTIN_COMUNORDPD): Ditto.
9307 (IX86_BUILTIN_COMFALSEPD): Ditto.
9308 (IX86_BUILTIN_COMTRUEPD): Ditto.
9309 (IX86_BUILTIN_PCOMEQUB): Ditto.
9310 (IX86_BUILTIN_PCOMNEUB): Ditto.
9311 (IX86_BUILTIN_PCOMLTUB): Ditto.
9312 (IX86_BUILTIN_PCOMLEUB): Ditto.
9313 (IX86_BUILTIN_PCOMGTUB): Ditto.
9314 (IX86_BUILTIN_PCOMGEUB): Ditto.
9315 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9316 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9317 (IX86_BUILTIN_PCOMEQUW): Ditto.
9318 (IX86_BUILTIN_PCOMNEUW): Ditto.
9319 (IX86_BUILTIN_PCOMLTUW): Ditto.
9320 (IX86_BUILTIN_PCOMLEUW): Ditto.
9321 (IX86_BUILTIN_PCOMGTUW): Ditto.
9322 (IX86_BUILTIN_PCOMGEUW): Ditto.
9323 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9324 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9325 (IX86_BUILTIN_PCOMEQUD): Ditto.
9326 (IX86_BUILTIN_PCOMNEUD): Ditto.
9327 (IX86_BUILTIN_PCOMLTUD): Ditto.
9328 (IX86_BUILTIN_PCOMLEUD): Ditto.
9329 (IX86_BUILTIN_PCOMGTUD): Ditto.
9330 (IX86_BUILTIN_PCOMGEUD): Ditto.
9331 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9332 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9333 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9334 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9335 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9336 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9337 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9338 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9339 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9340 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9341 (IX86_BUILTIN_PCOMEQB): Ditto.
9342 (IX86_BUILTIN_PCOMNEB): Ditto.
9343 (IX86_BUILTIN_PCOMLTB): Ditto.
9344 (IX86_BUILTIN_PCOMLEB): Ditto.
9345 (IX86_BUILTIN_PCOMGTB): Ditto.
9346 (IX86_BUILTIN_PCOMGEB): Ditto.
9347 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9348 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9349 (IX86_BUILTIN_PCOMEQW): Ditto.
9350 (IX86_BUILTIN_PCOMNEW): Ditto.
9351 (IX86_BUILTIN_PCOMLTW): Ditto.
9352 (IX86_BUILTIN_PCOMLEW): Ditto.
9353 (IX86_BUILTIN_PCOMGTW): Ditto.
9354 (IX86_BUILTIN_PCOMGEW): Ditto.
9355 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9356 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9357 (IX86_BUILTIN_PCOMEQD): Ditto.
9358 (IX86_BUILTIN_PCOMNED): Ditto.
9359 (IX86_BUILTIN_PCOMLTD): Ditto.
9360 (IX86_BUILTIN_PCOMLED): Ditto.
9361 (IX86_BUILTIN_PCOMGTD): Ditto.
9362 (IX86_BUILTIN_PCOMGED): Ditto.
9363 (IX86_BUILTIN_PCOMFALSED): Ditto.
9364 (IX86_BUILTIN_PCOMTRUED): Ditto.
9365 (IX86_BUILTIN_PCOMEQQ): Ditto.
9366 (IX86_BUILTIN_PCOMNEQ): Ditto.
9367 (IX86_BUILTIN_PCOMLTQ): Ditto.
9368 (IX86_BUILTIN_PCOMLEQ): Ditto.
9369 (IX86_BUILTIN_PCOMGTQ): Ditto.
9370 (IX86_BUILTIN_PCOMGEQ): Ditto.
9371 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9372 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9373 (enum multi_arg_type): New enum for describing the various SSE5
9374 intrinsic argument types.
9375 (bdesc_multi_arg): New table for SSE5 intrinsics.
9376 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9377 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9379 (ix86_expand_builtin): Add SSE5 intrinsic support.
9380 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9381 operand instructions.
9382 (ix86_expand_sse5_multiple_memory): New function to split the
9383 second memory reference from SSE5 instructions.
9384 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9385 (ix86_return_pops_args): Use stdarg_p to determine if the function
9386 has variable arguments.
9387 (ix86_setup_incoming_varargs): Ditto.
9388 (x86_this_parameter): Ditto.
9390 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9392 (ix86_expand_sse5_pack): Ditto.
9393 (ix86_sse5_valid_op_p): Ditto.
9394 (ix86_expand_sse5_multiple_memory): Ditto.
9396 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9397 constant for SSE5 support.
9398 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9399 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9400 (UNSPEC_SSE5_PERMUTE): Ditto.
9401 (UNSPEC_SSE5_ASHIFT): Ditto.
9402 (UNSPEC_SSE5_LSHIFT): Ditto.
9403 (UNSPEC_FRCZ): Ditto.
9404 (UNSPEC_CVTPH2PS): Ditto.
9405 (UNSPEC_CVTPS2PH): Ditto.
9406 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9408 (COM_FALSE_S): Ditto.
9409 (COM_FALSE_P): Ditto.
9410 (COM_TRUE_S): Ditto.
9411 (COM_TRUE_P): Ditto.
9412 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9413 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9415 (memory attribute): Ditto.
9416 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9417 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9418 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9419 (floor<mode>2): Ditto.
9420 (ceil<mode>2): Ditto.
9421 (btrunc<mode>2): Ditto.
9422 (nearbyintdf2): Ditto.
9423 (nearbyintsf2): Ditto.
9424 (sse_setccsf): Disable if SSE5.
9425 (sse_setccdf): Ditto.
9426 (sse5_setcc<mode>): New support for SSE5 conditional move.
9427 (sse5_pcmov_<mode>): Ditto.
9429 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9431 (SSEMODEF2P): Ditto.
9432 (ssemodesuffixf4): New mode attribute for SSE5.
9433 (ssemodesuffixf2s): Ditto.
9434 (ssemodesuffixf2c): Ditto.
9435 (sserotatemax): Ditto.
9436 (ssescalarmode): Ditto.
9437 (sse_maskcmpv4sf3): Disable if SSE5.
9438 (sse_maskcmpv2df3): Ditto.
9439 (sse_vmmaskcmpv4sf3): Ditto.
9440 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9441 (sse5_vmfmadd<mode>4): Ditto.
9442 (sse5_fmsub<mode>4): Ditto.
9443 (sse5_vmfmsub<mode>4): Ditto.
9444 (sse5_fnmadd<mode>4): Ditto.
9445 (sse5_vmfnmadd<mode>4): Ditto.
9446 (sse5_fnmsub<mode>4): Ditto.
9447 (sse5_vmfnmsub<mode>4): Ditto.
9448 (sse5i_fmadd<mode>4): Ditto.
9449 (sse5i_fmsub<mode>4): Ditto.
9450 (sse5i_fnmadd<mode>4): Ditto.
9451 (sse5i_fnmsub<mode>4): Ditto.
9452 (sse5i_vmfmadd<mode>4): Ditto.
9453 (sse5i_vmfmsub<mode>4): Ditto.
9454 (sse5i_vmfnmadd<mode>4): Ditto.
9455 (sse5i_vmfnmsub<mode>4): Ditto.
9456 (mulv16qi3): Add SSE5 support.
9458 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9459 (sse2_mulv4si3): Disable if SSE5.
9460 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9461 (sse4_1_roundps): Ditto.
9462 (sse4_1_roundsd): Ditto.
9463 (sse4_1_roundss): Ditto.
9464 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9466 (sse_maskcmpsf3): Ditto.
9467 (sse_vmmaskcmpv4sf3): Ditto.
9468 (sse2_maskcmpv2df3): Ditto.
9469 (sse2_maskcmpdf3): Ditto.
9470 (sse2_vmmaskcmpv2df3): Ditto.
9471 (sse2_eq<mode>3): Ditto.
9472 (sse2_gt<mode>3): Ditto.
9473 (sse5_pcmov_<mode>): Add SSE5 support.
9474 (vec_unpacku_hi_v16qi): Ditto.
9475 (vec_unpacks_hi_v16qi): Ditto.
9476 (vec_unpacku_lo_v16qi): Ditto.
9477 (vec_unpacks_lo_v16qi): Ditto.
9478 (vec_unpacku_hi_v8hi): Ditto.
9479 (vec_unpacks_hi_v8hi): Ditto.
9480 (vec_unpacku_lo_v8hi): Ditto.
9481 (vec_unpacks_lo_v8hi): Ditto.
9482 (vec_unpacku_hi_v4si): Ditto.
9483 (vec_unpacks_hi_v4si): Ditto.
9484 (vec_unpacku_lo_v4si): Ditto.
9485 (vec_unpacks_lo_v4si): Ditto.
9486 (sse5_pmacsww): New SSE5 intrinsic insn.
9487 (sse5_pmacssww): Ditto.
9488 (sse5_pmacsdd): Ditto.
9489 (sse5_pmacssdd): Ditto.
9490 (sse5_pmacssdql): Ditto.
9491 (sse5_pmacssdqh): Ditto.
9492 (sse5_pmacsdqh): Ditto.
9493 (sse5_pmacsswd): Ditto.
9494 (sse5_pmacswd): Ditto.
9495 (sse5_pmadcsswd): Ditto.
9496 (sse5_pmadcswd): Ditto.
9497 (sse5_pcmov_<move>): Conditional move support on SSE5.
9498 (sse5_phaddbw): New SSE5 intrinsic insn.
9499 (sse5_phaddbd): Ditto.
9500 (sse5_phaddbq): Ditto.
9501 (sse5_phaddwd): Ditto.
9502 (sse5_phaddwq): Ditto.
9503 (sse5_phadddq): Ditto.
9504 (sse5_phaddubw): Ditto.
9505 (sse5_phaddubd): Ditto.
9506 (sse5_phaddubq): Ditto.
9507 (sse5_phadduwd): Ditto.
9508 (sse5_phadduwq): Ditto.
9509 (sse5_phaddudq): Ditto.
9510 (sse5_phsubbw): Ditto.
9511 (sse5_phsubwd): Ditto.
9512 (sse5_phsubdq): Ditto.
9513 (sse5_pperm): Ditto.
9514 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9515 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9516 (sse5_pperm_sign_v8hi_v4si): Ditto.
9517 (sse5_pperm_zero_v8hi_v4si): Ditto.
9518 (sse5_pperm_sign_v4si_v2di): Ditto.
9519 (sse5_pperm_sign_v4si_v2di): Ditto.
9520 (sse5_pperm_pack_v2di_v4si): Ditto.
9521 (sse5_pperm_pack_v4si_v8hi): Ditto.
9522 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9523 (sse5_perm<mode>): New SSE5 intrinsic insn.
9524 (rotl<mode>3): Ditto.
9525 (sse5_rotl<mode>3): Ditto.
9526 (sse5_ashl<mode>3): Ditto.
9527 (sse5_lshl<mode>3): Ditto.
9528 (sse5_frcz<mode>2): Ditto.
9529 (sse5s_frcz<mode>2): Ditto.
9530 (sse5_cvtph2ps): Ditto.
9531 (sse5_cvtps2ph): Ditto.
9532 (sse5_vmmaskcmp<mode>3): Ditto.
9533 (sse5_com_tf<mode>3): Ditto.
9534 (sse5_maskcmp<mode>3): Ditto.
9535 (sse5_maskcmp_uns<mode>3): Ditto.
9536 (sse5_maskcmp_uns2<mode>3): Ditto.
9537 (sse5_pcom_tf<mode>3): Ditto.
9539 * config/i386/predicates.md (sse5_comparison_float_operator):
9540 New predicate to match the comparison operators supported by
9541 the SSE5 com instruction.
9542 (ix86_comparison_int_operator): New predicate to match just the
9543 signed int comparisons.
9544 (ix86_comparison_uns_operator): New predicate to match just the
9545 unsigned int comparisons.
9547 * doc/invoke.texi (-msse5): Add documentation.
9548 (-mfused-madd): Ditto.
9550 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9552 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9554 (x86_64-*-*): Ditto.
9556 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9558 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9559 intrinisics for SSE5.
9561 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9564 * config/i386/mmintrin-common.h: New file, to contain common
9565 instructions between SSE4.1 and SSE5.
9567 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9568 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9569 (gen_regparm_prefix): Ditto.
9571 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9572 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9573 prototype_p to determine if a function is prototyped.
9575 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9577 * c-common.c (c_common_reswords) add the alignof keyword,
9578 with same RID as __alignof and __alignof__
9580 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9582 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9583 * hooks.c (hook_bool_const_int_const_int_true): New function.
9584 * target.h (struct gcc_target): Add can_eliminate field.
9585 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9586 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9587 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9588 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9589 (elim_table): Revise comment.
9590 * system.h (CAN_ELIMINATE): Poison.
9591 * defaults.h (CAN_ELIMINATE): Remove.
9592 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9594 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9595 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9597 (alpha_vms_can_eliminate): Declare as static, change return type to
9599 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9601 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9602 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9603 (arm_can_eliminate): New function.
9605 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9606 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9607 (avr_can_eliminate): Declare as static.
9608 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9610 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9611 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9612 (bfin_can_eliminate): New function.
9614 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9615 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9616 (crx_can_eliminate): New function.
9618 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9619 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9620 (fr30_can_eliminate): New function.
9622 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9623 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9624 (frv_can_eliminate): New function.
9626 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9627 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9628 (h8300_can_eliminate): New function.
9630 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9631 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9632 (i386_can_eliminate): Declare as static, change return type to bool.
9633 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9635 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9636 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9637 (ia64_can_eliminate): New function.
9639 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9640 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9641 (iq2000_can_eliminate): New function.
9643 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9644 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9645 (m32r_can_eliminate): New function.
9647 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9648 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9649 (m68hc11_can_eliminate): New function.
9651 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9652 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9653 (m68k_can_eliminate): New function.
9655 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9656 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9657 (mep_can_eliminate): New function.
9659 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9660 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9661 (mips_can_eliminate): New function.
9663 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9664 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9665 (rs6000_can_eliminate): New function.
9667 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9668 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9669 (s390_can_eliminate): Declare as static.
9670 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9672 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9673 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9674 (score_can_eliminate): New function.
9676 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9677 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9678 (sparc_can_eliminate): Declare as static.
9679 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9681 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9682 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9683 (xstormy16_can_eliminate): New function.
9685 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9686 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9687 (v850_can_eliminate): New function.
9689 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9691 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9692 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9693 (*movdfcc_ext[1234]): Disable for IEEE mode.
9695 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9697 * gimplify.c (prepare_gimple_addressable): New static function.
9698 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9700 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9701 manually fiddling with it.
9703 2009-08-25 Michael Matz <matz@suse.de>
9705 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9706 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9708 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9709 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9710 (do_jump): Split out code for simple binary comparisons into ...
9711 (do_jump_1): ... this, taking the individual operands and code.
9712 Change callers to helper function above accordingly.
9713 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9716 2009-08-25 Michael Matz <matz@suse.de>
9718 * expr.h (struct separate_ops, sepops): New type for passing
9719 around an exploded simple expression.
9720 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9721 Use this structure instead of expression tree.
9722 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9723 expression, only its type.
9724 (expand_vec_cond_expr): Take type and individual operands instead
9726 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9727 expand_vec_shift_expr): Change prototype accordingly.
9728 * tree-vect-stmts.c (vectorizable_condition): Change call of
9729 expand_vec_cond_expr_p to pass only type.
9730 * expr.c (do_store_flags): Change prototype and implementation
9731 to take an exploded expression.
9732 (expand_expr_real_1): New local ops initialized with details
9733 of the full expression. Use it instead of full
9734 expression in calls to do_store_flags, expand_vec_cond_expr,
9735 expand_widen_pattern_expr and expand_vec_shift_expr.
9737 2009-08-25 Michael Matz <matz@suse.de>
9739 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9740 treeop2 initialized with first three operands of the full expression.
9741 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9743 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9745 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9746 (__gthread_objc_condition_allocate): Mark arguments as unused.
9747 (__gthread_objc_condition_deallocate): Likewise.
9748 (__gthread_objc_condition_wait): Likewise.
9749 (__gthread_objc_condition_broadcast): Likewise.
9750 (__gthread_objc_condition_signal): Likewise.
9751 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9752 (__gthread_objc_thread_id): Likewise.
9754 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9757 * tree-pretty-print.c (print_call_name): Print the correct call name
9758 for procedure pointer components.
9760 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9762 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9763 default_promote_function_mode when not VMS.
9765 2009-08-24 Olivier Hainque <hainque@adacore.com>
9767 * convert.c (convert_to_integer): Don't assume an input pointer is
9768 POINTER_SIZE wide. Fetch from the type instead.
9770 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9772 * configure.ac (AC_PREREQ): Bump to 2.64.
9774 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9776 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9777 (process_command): Don't search standard_exec_prefix_1 and
9778 standard_exec_prefix_2.
9780 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9782 * config/arm/arm.c (output_return_instruction): Handle for
9785 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9787 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9789 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9791 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9792 (*arm_movdf_vfp): Likewise.
9794 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9796 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9797 (vashr<mode>3): Rename from ashr<mode>3.
9798 (vlshr<mode>3): Rename from lshr<mode>3.
9800 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9803 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9804 (check_format_info_main): Use scalar_identify_flag.
9805 (check_format_types): Check for scalar size identity if
9806 scalar_identify_flag is set.
9807 (printf_length_specs): Extend by new field.
9808 (asm_fprintf_length_specs): Likewise.
9809 (gcc_diag_length_specs): Likewise.
9810 (scanf_length_specs): Likewise.
9811 (strfmon_length_specs): Likewise.
9812 (gcc_gfc_length_specs): Likewise.
9813 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9814 (ms_printf_flag_specs): Likewise.
9815 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9817 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9820 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9821 (*call_value_pop_1): Ditto.
9822 (*sibcall_pop_1): New insn pattern.
9823 (*sibcall_value_pop_1): Ditto.
9825 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9828 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9831 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9834 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9835 (get_reg_use_in): New function.
9836 (forward_propagate_subreg): Propagate through subreg of zero_extend
9839 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9841 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9842 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9844 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9846 * configure.ac: Remove --with-datarootdir, --with-docdir,
9847 --with-htmldir switches. No need to call AC_SUBST for
9848 datarootdir, docdir, htmldir any more.
9849 * configure: Regenerate.
9850 * doc/install.texi (Configuration): Document --datarootdir,
9851 --docdir, --htmldir, --pdfdir; update documentation for
9852 --infodir, --mandir.
9853 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9856 * aclocal.m4: Regenerate.
9857 * config.in: Regenerate.
9858 * configure: Regenerate.
9860 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9861 Olivier Hainque <hainque@adacore.com>
9863 * config/ia64/ia64.c: Include libfuncs.h.
9864 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9865 (ia64_expand_call): Use reg 25 on VMS.
9866 (ia64_initialize_trampoline): Fix for VMS ABI.
9867 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9868 (ia64_function_arg): Initialize reg 25 on VMS.
9869 Fix OpenVMS ABI issues for varargs.
9870 For OpenVMS, emit the Argument Information register set in the
9871 incoming/sibcall case as well.
9872 (ia64_arg_type): New function.
9873 (ia64_function_arg_advance): Keep track of cum->words.
9874 Fix OpenVMS ABI issues for varargs.
9875 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9876 (ia64_override_options): Set flag_no_common on VMS.
9877 (ia64_init_builtins): Disable FWRITE builtin.
9878 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9879 (ia64_vms_init_libfuncs): Add decc$ routines.
9880 (ia64_vms_valid_pointer_mode): New function.
9881 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9882 (ia64_promote_function_mode): New function
9883 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9884 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9885 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9886 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9887 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9888 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9889 Suppress trailing '#' if VALUE is numeric.
9890 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9891 ia64_promote_function_mode.
9892 (TARGET_VALID_POINTER_MODE): Define.
9894 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9897 * config/rs6000/rs6000.c (rs6000_override_options): Use
9898 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9901 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9902 reporting of vector + decimal/boolean/complex error.
9904 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9906 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9907 __vector double TYPE_DECL.
9909 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9911 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9912 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9913 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9914 to pointer to enum machine_mode. Update all callers as needed.
9916 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9918 * config/alpha/alpha.md (exception_receiver): Emit alternative
9919 GP load sequence if flag_reorder_blocks_and_partition is set.
9920 (*exception_receiver_2): Also enable when
9921 flag_reorder_blocks_and_partition is set.
9923 2009-08-20 Matt Rice <ratmice@gmail.com>
9924 Diego Novillo <dnovillo@google.com>
9926 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9929 2009-08-20 Richard Guenther <rguenther@suse.de>
9931 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9932 * c-tree.h (c_dup_lang_specific_decl): Remove.
9933 (struct lang_decl, struct lang_type): Move definitions ...
9934 * c-lang.h: ... here. New file.
9935 * c-decl.c: Include c-lang.h.
9936 (c_dup_lang_specific_decl): Remove.
9937 * c-typeck.c: Include c-lang.h.
9938 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9939 (c-typeck.o): Likewise.
9940 * c-config-lang.in (gtfiles): Add c-lang.h.
9941 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9944 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9946 * config/alpha/alpha.c (alpha_end_function): Do not clear
9947 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9948 this is now handled in generic code.
9950 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9952 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9953 (s390_z10_fix_long_loop_prediction): New function.
9954 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9955 (s390_reorg): Walk over the INSNs and invoke
9956 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9958 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9960 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9961 "*brx_64bit", "*brx_31bit"): New patterns.
9962 * config/s390/s390.c ('E'): New output modifier.
9964 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9965 Richard Earnshaw <richard.earnshaw@arm.com>
9967 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9968 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9970 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9972 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9974 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9975 for mode mode of operand0 when doing secondary reload for SAR.
9977 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9980 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9981 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9983 2009-08-19 Jason Merrill <jason@redhat.com>
9985 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9986 supported template depth in C++0x.
9988 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9990 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9991 free_after_compilation.
9992 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9993 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9994 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9995 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9996 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9997 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9998 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10000 2009-08-19 Ian Lance Taylor <iant@google.com>
10002 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10003 of (plus (mult (neg B) C) A).
10005 2009-08-18 Michael Matz <matz@suse.de>
10007 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10008 instead of comparing TYPE_MAIN_VARIANT for equality.
10009 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10010 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10011 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10012 * gimplify.c (goa_lhs_expr_p): Ditto and use
10013 STRIP_USELESS_TYPE_CONVERSION.
10015 2009-08-18 Michael Matz <matz@suse.de>
10017 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10018 first field in a struct.
10019 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10021 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10023 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10024 locators before emit_insn is called. Remove assert that
10026 (alpha_end_function): Clear crtl->emit structure and free insn
10027 locators if cfun->is_thunk is true.
10029 2009-08-18 Jason Merrill <jason@redhat.com>
10031 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10033 * configure.ac: Test for it.
10034 * configure, config.in: Regenerate.
10035 * doc/install.texi: Document --enable-gnu-unique-object.
10037 2009-08-18 Richard Guenther <rguenther@suse.de>
10039 PR middle-end/41094
10040 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10041 pow(x,y*z) only if x is nonnegative.
10043 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10045 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10049 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10050 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10052 2009-08-17 DJ Delorie <dj@redhat.com>
10054 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10055 * config/m32c/prologue.md (epilogue_freit): New.
10057 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10058 (bank_switch_p): Likewise.
10059 (fast_interrupt_p): Likewise.
10060 (interrupt_p): Likewise.
10061 (m32c_conditional_register_usage): Round memregs size up.
10062 (need_to_save): We only need to save $a0 when we use ENTER.
10063 (interrupt_p): Check for fast_interrupt too.
10064 (bank_switch_p): New.
10065 (fast_interrupt_p): New.
10066 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10067 (m32c_emit_prolog): Support bank switching and fast interrupts.
10068 * doc/extend.texi (Function Attributes): Add bank_switch and
10071 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10073 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10074 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10076 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10078 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10079 (menu): Add IA-64/VMS Options.
10080 (IA-64/VMS Options): Likewise.
10082 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10085 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10087 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10089 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10090 (mips_pop_asm_switch): Likewise.
10091 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10093 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10094 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10095 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10096 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10097 instead of set_noreorder.
10098 (mips_output_function_prologue): Use the new functions.
10099 (mips_output_function_epilogue): Likewise.
10100 (mips_need_noat_wrapper_p): New function, split out from...
10101 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10102 Use mips_push_asm_switch and mips_pop_asm_switch.
10103 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10104 and mips_pop_asm_switch.
10105 (ASM_OUTPUT_REG_POP): Likewise.
10106 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10107 Use mips_pop_asm_switch.
10108 (mips_asm_switch): New structure.
10109 (set_noreorder, set_nomacro): Replace with...
10110 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10111 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10112 instead of set_nomacro.
10113 (fix_truncsfsi2_macro): Likewise.
10114 (cprestore): Likewise.
10115 (hazard): Use mips_noreorder instead of set_noreorder.
10116 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10118 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10120 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10121 from prev_active_insn.
10123 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10125 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10126 * config/avr/avr.c (avr_override_options): Initialize
10127 avr_current_arch variable.
10128 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10129 __AVR_HAVE_16BIT_SP__ according to the device type.
10130 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10132 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10133 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10135 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10138 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10139 generating inlined subroutine die only. We shouldn't be
10140 called for anything else.
10141 (gen_block_die): Don't generate inline subroutine debug info for
10144 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10146 * graphite-poly.c (print_pbb): Print PBB index.
10148 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10150 PR middle-end/40981
10151 * graphite-interchange.c (ppl_max_for_le): Moved...
10152 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10153 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10154 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10155 * graphite-ppl.h (ppl_max_for_le): Declared.
10157 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10159 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10160 supported on all platforms.
10161 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10162 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10163 * c-pragma.c: Likewise.
10164 * target-def.h (TARGET_INITIALIZER): Remove
10165 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10166 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10168 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10170 * config/ia64/fde-vms.c: New file.
10171 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10172 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10173 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10174 (uw_frame_state_for): Only register a personality routine if it is
10175 known to be compatible with our expectations.
10176 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10177 Declare unw_table_entry stack variable and
10178 mod all calls to _Unwind_FindTableEntry to add arg.
10179 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10180 (_Unwind_FindTableEntry): Add arg to prototype.
10182 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10184 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10185 field 'signal_pfs_loc'.
10186 (uw_frame_state_for): Remove duplicate code dealing with leaf
10187 procedures without unwind info.
10188 If in the frame after unwinding through a signal handler, restore
10189 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10190 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10191 'pfs_loc' to the AR.PFS location in the signal context; instead
10192 set 'signal_pfs_loc'.
10193 Manually generate the unwind info for the AR.PFS register.
10194 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10195 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10196 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10197 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10198 instead set 'signal_pfs_loc'.
10199 Remove code preventing the AR.PFS register from being restored
10200 from the signal context.
10202 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10203 Tristan Gingold <gingold@adacore.com>
10205 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10206 * config/ia64/t-vms: New file.
10207 * config/ia64/vms64.h: New file.
10208 * config/ia64/vms.h: New file.
10209 * config/ia64/vms-crtinit.asm: New file.
10210 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10211 * config/ia64/vms-unwind.h: New file.
10213 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10215 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10218 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 PR middle-end/30789
10221 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10222 Move declaration...
10223 * real.h (do_mpc_arg2): ... here.
10224 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10227 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10229 * final.c (add_debug_prefix_map): Don't use GC memory for
10230 old_prefix and new_prefix.
10232 2009-08-14 Richard Guenther <rguenther@suse.de>
10234 * ipa-prop.c (compute_complex_pass_through): If we cannot
10235 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10237 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10239 * c-lex.c (c_lex_with_flags): Increase size of local variable
10240 to avoid memory clobber.
10242 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10245 * config/i386/i386.c (ix86_fp_comparison_strategy):
10246 Only enable/disable sahf at function granularity.
10248 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10250 PR rtl-optimization/41064
10251 * reload1.c (reload_as_needed): Don't call extract_insn
10252 for known invalid replacements after calling
10253 validate_replace_rtx_group and verify_changes.
10255 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10259 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10260 ix86_expand_fp_vcond.
10261 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10262 Assert that operation is supported by ix86_expand_int_vcond.
10263 (vcondu<SSEMODE124C8:mode>): Ditto.
10265 2009-08-13 DJ Delorie <dj@redhat.com>
10267 * config/i386/djgpp-stdint.h: New.
10268 * config.gcc (djgpp): Use it.
10270 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10272 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10273 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10275 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10277 * tree-ssa-loop-prefetch.c
10278 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10279 for long-stride pruning.
10280 (compute_miss_rate): New function to compute the probability
10281 that two memory references access different cache lines.
10283 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10285 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10287 2009-08-13 Richard Guenther <rguenther@suse.de>
10289 PR middle-end/41047
10290 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10291 use the constant pointer type.
10292 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10293 of CV qualifiers on the target pointer type.
10294 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10295 conversion check before restrict check.
10297 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10300 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10302 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10304 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10306 2009-08-12 Richard Guenther <rguenther@suse.de>
10308 PR tree-optimization/41011
10309 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10310 and reference constructing.
10312 2009-08-12 Xinliang David Li <davidxl@google.com>
10314 PR tree-optimization/41012
10315 * tree-flow.h : New external interface.
10316 * gimple-low.c (check_call_arg): Change to public function.
10317 Remove argument mismatch check in lowering.
10318 * tree-inline.h (tree_can_inline_p): Interface change.
10319 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10320 into this function.
10321 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10322 Call change to tree_can_inline_p function.
10323 (cgraph_decide_inlining_incrementally): Ditto.
10325 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10327 PR tree-optimization/41031
10328 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10329 on the partition variable rather than promote_mode on the source
10330 type. Assert that the partition variable's type has the same
10331 mode as the source value's.
10333 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10335 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10336 for for_return == 2.
10337 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10339 * calls.c (expand_call): Fix typo.
10340 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10342 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10344 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10345 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10346 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10347 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10349 2009-08-12 Andrew Haley <aph@redhat.com>
10351 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10353 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10356 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10358 2009-08-12 Richard Guenther <rguenther@suse.de>
10360 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10361 * gimplify.c (gimplify_modify_expr): Do not use
10362 lang_hooks.types_compatible_p.
10363 * tree-ssa.c (useless_type_conversion_p): For aggregates
10364 just return false if the canonical types differ.
10366 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10368 PR middle-end/40980
10369 * sese.c (convert_for_phi_arg): New.
10370 (add_guard_exit_phis): Use convert_for_phi_arg.
10372 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10374 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10375 unknown subscript upper bounds.
10377 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10378 Pranav Garg <pranav.garg2107@gmail.com>
10380 * graphite-interchange.c (gather_access_strides): Removed.
10381 (ppl_max_for_le): New.
10382 (build_linearized_memory_access): New.
10383 (memory_stride_in_loop): New.
10384 (pbb_interchange_profitable_p): Reimplemented.
10385 * graphite-ppl.h (ppl_new_id_map): New.
10386 (ppl_interchange): New.
10388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10390 * graphite-interchange.c (compute_subscript): Removed.
10391 (compute_array_size_cstr): Removed.
10392 (compute_array_size_poly): Removed.
10393 (compute_array_size): Removed.
10394 (gather_access_strides_poly): Removed.
10395 (gather_access_strides): Empty.
10397 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10399 * graphite-dependences.c (dependence_polyhedron_1): Replace
10400 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10401 (graphite_legal_transform_dr): Same.
10402 (graphite_carried_dependence_level_k): Same.
10403 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10404 Initialize PDR_NB_SUBSCRIPTS.
10405 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10407 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10408 (PDR_NB_SUBSCRIPTS): New.
10409 (pdr_nb_subscripts): Removed.
10410 (pdr_dim): Simplified.
10411 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10412 with PDR_NB_SUBSCRIPTS.
10414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10416 * graphite-interchange.c (compute_array_size): Remove use of
10417 PDR_DATA_CONTAINER.
10418 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10419 Do not initialize PDR_DATA_CONTAINER.
10420 (print_pdr): Do not print PDR_DATA_CONTAINER.
10421 * graphite-poly.h (struct poly_dr): Remove data_container field.
10422 (PDR_DATA_CONTAINER): Removed.
10423 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10424 PDR_DATA_CONTAINER.
10425 (build_poly_dr): Same.
10427 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10428 Sebastian Pop <sebastian.pop@amd.com>
10430 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10431 copy of the dependence polyhedron. Free the temporary objects.
10432 (graphite_carried_dependence_level_k): Free unused objects before
10435 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10437 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10438 Early return without analyzing the data dependences if no
10439 transform has been done. Call restore_scattering if the transform
10441 (graphite-interchange.c): Same.
10442 * graphite-poly.c (print_scattering_function): Test for
10444 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10445 (apply_poly_transforms): Do not gcc_assert that
10446 the transform is legal.
10447 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10448 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10449 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10450 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10451 * graphite-poly.h (struct poly_scattering): New.
10452 (struct poly_bb): Add original, transformed, and saved fields.
10453 Remove transformed_scattering, original_scattering,
10454 nb_local_variables and nb_scattering_transform fields.
10455 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10456 (poly_scattering_new): New.
10457 (poly_scattering_free): New.
10458 (poly_scattering_copy): New.
10459 (store_scattering_pbb): New.
10460 (store_scattering): New.
10461 (restore_scattering_pbb): New.
10462 (restore_scattering): New.
10463 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10464 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10466 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10468 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10469 (print_scop): Same.
10471 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10473 * Makefile.in (graphite.o): Depends on PREDICT_H.
10474 * graphite.c: Include predict.h.
10475 (graphite_finalize): Call tree_estimate_probability.
10476 * predict.c (predict_loops): Do not call scev_initialize and
10478 (tree_estimate_probability_bb): New.
10479 (tree_estimate_probability): Do not initialize loops: move that
10480 code to the driver. Call tree_estimate_probability_bb.
10481 (tree_estimate_probability_driver): New.
10482 (pass_profile): Use tree_estimate_probability_driver.
10483 * predict.h (tree_estimate_probability): Declared.
10485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10487 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10488 * graphite-dependences.c (graphite_legal_transform): Add time to
10489 TV_GRAPHITE_DATA_DEPS.
10490 (dependency_between_pbbs_p): Same.
10491 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10493 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10495 PR rtl-optimization/41033
10496 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10497 aliasing is disabled.
10499 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10501 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10502 si_mask_operand, and_load_operand, low_bitmask_operand,
10503 and_reg_operand, and_operand): New predicates.
10504 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10505 * config/mips/mips.c (and_operands_ok): New function.
10506 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10507 * config/mips/mips.md (move_type): Add ext_ins and logical.
10508 (type): Handle them.
10509 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10510 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10511 shift_shift. Remove commutative constraint modifier.
10512 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10514 (*clear_upper32_dext): Remove define_insn_and_split.
10515 (*clear_upper32): Turn this define_insn_and_split ...
10516 (splitter for ANDing register with 0xffff_ffff): .. into this.
10518 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10520 * combine.c (try_widen_shift_mode): Factor out code to check if an
10521 integer constant is a low-order bitmask from here ...
10522 * rtlanal.c (low_bitmask_len): ... to here.
10523 * rtl.h (low_bitmask_len): Declare.
10525 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10528 * config/alpha/alpha.md (addsi3): Remove expander.
10529 (addsi3): Rename from *addsi3_internal insn pattern.
10530 (subsi3): Remove expander.
10531 (subsi3): Rename from *subsi3_internal insn pattern.
10533 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10535 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10538 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10539 Eric Botcazou <botcazou@adacore.com>
10540 Douglas B Rupp <rupp@gnat.com>
10542 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10543 that records that fit in 64 bits are returned by immediate value,
10544 as required by OpenVMS Calling Standard.
10545 (function_value): Adjust for above modification.
10546 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10547 virtual_incoming_args_rtx as base object, not next_arg.
10548 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10550 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10552 * reload.c (find_reloads_subreg_address): Check the original
10553 req_equiv_mem address to detect the case where an address is
10554 not valid in the outer mode.
10556 2009-08-11 Richard Guenther <rguenther@suse.de>
10559 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10561 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10563 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10564 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10566 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10567 Douglas B Rupp <rupp@gnat.com>
10569 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10570 PT_STACK when frame_pointer_needed on OpenVMS.
10571 (alpha_pv_save_size, alpha_using_fp): Remove.
10572 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10573 with proper processing for PT_NULL.
10574 (alpha_vms_initial_elimination_offset): New function. Support for
10575 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10576 (alpha_sa_size): Force procedure type to PT_STACK when
10577 frame_pointer_needed on OpenVMS.
10578 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10579 (alpha_using_fp): Likewise.
10580 (alpha_vms_can_eliminate): Add prototype.
10581 (alpha_vms_initial_elimination_offset): Likewise.
10582 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10583 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10585 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10586 Douglas B Rupp <rupp@gnat.com>
10588 * config/alpha/alpha.c (common_object_handler): New function.
10589 (vms_attribute_table): Declare a single attribute "common_object".
10590 (vms_output_aligned_decl_common): New global function.
10591 (SECTION_VMS_OVERLAY): Delete.
10592 (SECTION_VMS_GLOBAL): Likewise.
10593 (SECTION_VMS_INITIALIZE): Likewise.
10594 (vms_asm_named_section): Remove support for above flags.
10595 (vms_section_type_flags): Delete.
10596 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10597 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10598 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10599 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10601 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10604 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10605 (sub_ddmmss): Likewise.
10607 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10610 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10613 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10616 * reload1.c (reload_as_needed): Use cancel_changes to completely
10617 undo a failed replacement attempt.
10619 2009-08-10 Richard Guenther <rguenther@suse.de>
10621 PR middle-end/41006
10622 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10623 (useless_type_conversion_p): ... here. Require pointer targets
10626 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10629 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10630 loose the original type of the statement list.
10632 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10634 * config/alpha/alpha.c: Include libfuncs.h
10635 (avms_asm_output_extern): New function.
10636 (alpha_init_libfuncs): Init some decc libfuncs.
10637 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10638 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10639 (DO_CRTL_NAMES): Define.
10640 (LIB_SPEC): Remove.
10641 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10642 (LONG_TYPE_SIZE): Define.
10643 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10644 (SUBTARGET_SWITCHES): Define malloc64 switch.
10645 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10646 (MASK_RETURN_ADDR): Define.
10647 doc/invoke.texi (mmalloc64): Document switch.
10649 2009-08-09 Olivier Hainque <hainque@adacore.com>
10650 Douglas B Rupp <rupp@gnat.com>
10652 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10653 uses_condition_handler.
10654 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10655 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10656 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10657 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10658 (code_for_builtin): New insn codes for the new alpha_builtins.
10659 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10660 (alpha_sa_size): Account for uses_condition_handler.
10661 (alpha_expand_prologue): Likewise.
10662 (alpha_start_function): Likewise.
10663 (alpha_expand_epilogue): Likewise.
10664 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10665 establish/revert expanders.
10666 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10667 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10668 New expander, resorting to the alpha.c associated function.
10669 (builtin_revert_vms_condition_handler): Likewise.
10670 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10671 __gcc_shell_handler, the static VMS condition handler used as
10672 an indirection wrapper to the current dynamically established
10674 * config/alpha/vms-unwind.h: Complete rewrite.
10675 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10676 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10678 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10679 Douglas B Rupp <rupp@gnat.com>
10681 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10682 (alpha_need_linkage): Handle aliases. Return function symbol.
10683 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10684 Use ultimate alias target for the linkage name.
10685 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10686 by alpha_need_linkage for the function symbol.
10687 (setmemdi): Likewise.
10689 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10691 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10692 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10693 (ASM_WEAKEN_LABEL): Define.
10694 (CRT_CALL_STATIC_FUNCTION): Define.
10695 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10696 (ENDFILE_SPEC): Define.
10697 (INIT_SECTION_ASM_OP): Define.
10698 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10699 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10700 crtend.o crtendS.o.
10701 (MULTILIB_OSDIRNAMES): Define.
10702 (shlib_version): Define.
10703 (SHLIB_EXT): Define.
10704 (SHLIB_OBJS): Define.
10705 (SHLIB_NAME): Define.
10706 (SHLIB_MULTILIB): Define.
10707 (SHLIB_INSTALL): Define.
10708 (SHLIB_SYMVEC): Define.
10709 (SHLIB_SYMVECX2): Define.
10710 (SHLIB_LINK): Define.
10712 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10714 * config/alpha/alpha.c (alpha_initialize_trampoline):
10715 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10716 (alpha_start_function): Emit transfer address on nested functions
10717 for VMS trampoline call.
10718 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10719 since no longer used.
10720 * config/alpha/vms-tramp.asm: Remove.
10721 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10722 since now only data initialized at runtime.
10724 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10726 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10727 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10728 (MD_EXEC_PREFIX): Remove, no longer used.
10729 (MD_STARTFILE_PREFIX): Likewise.
10730 (INCLUDE_DEFAULTS): Likewise.
10731 * config/alpha/t-vms:
10732 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10734 2009-08-09 Richard Guenther <rguenther@suse.de>
10736 PR tree-optimization/41016
10737 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10738 (operand_precision): Remove.
10739 (integral_operand_p): Likewise.
10740 (recognize_single_bit_test): Adjust.
10742 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10744 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10745 operation overflows. Likewise non-cast unary arithmetic.
10746 If one arm of a conditional expression is always taken,
10747 inhibit evaluation warnings for the other arm. Likewise inhibit
10748 evaluation warnings for the second && or || operand if the first
10749 operand is enough to determine the result.
10750 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10752 (build_binary_op): Prevent duplicate evaluation warnings.
10754 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10756 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10757 and destination have different modes, Use promote_mode to
10758 determine the signedness of the conversion. Assert that the
10759 promoted source mode matches the destination mode. Don't pass
10760 the destination and destination mode to expand_expr if the source
10761 mode is different. Simplify conversion logic.
10763 2009-08-09 Ira Rosen <irar@il.ibm.com>
10765 PR tree-optimization/41008
10766 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10767 from condition only in case it's a comparison. Adjust checks.
10769 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10771 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10772 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10773 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10774 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10775 (dump_cand): Handle them.
10776 (struct iv_cand): New members COST_STEP and AINC_USE.
10777 (stmt_after_increment): Likewise.
10778 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10779 callers changed. Use gimple_uid comparison instead of scanning.
10780 (add_candidate_1): When looking for identical candidates, take
10781 AINC_USE into account. Set it for new candidates.
10782 (force_expr_to_var_cost): Cast target_spill_cost to int.
10783 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10784 All callers changed. Check for availability of autoinc addressing
10785 modes, both in general for a given mode, and in the specific use case.
10786 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10788 (get_computation_cost): Likewise.
10789 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10790 add_autoinc_candidates): New static functions.
10791 (add_candidate): Call add_autoinc_candidates for candidates based on
10793 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10794 (determine_use_iv_cost_address): If we have an autoinc candidate at
10795 the matching use, verify autoinc is possible and subtract the cost
10796 of the candidate's step from the cost.
10797 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10798 member of the candidate.
10799 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10800 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10802 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10804 * config.build (ia64-hp-*vms*): New target.
10805 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10806 with ia64-hp-*vms*.
10807 * config.gcc (ia64-hp-*vms*): New target.
10808 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10809 with ia64-hp-*vms*.
10810 * config.host (ia64-hp-*vms*): New target.
10811 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10812 with ia64-hp-*vms*.
10814 2009-08-08 Richard Guenther <rguenther@suse.de>
10816 PR tree-optimization/40991
10817 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10819 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10821 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10822 mode check. Do truncations in an integer mode.
10823 (force_to_mode): Handle subregs for all mode types. Only do
10824 arithmetic simplifications on integer modes.
10826 2009-08-07 Richard Guenther <rguenther@suse.de>
10828 PR tree-optimization/40999
10829 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10830 (maybe_fold_reference): Lookup constant initializers.
10831 (fold_gimple_assign): Likewise.
10833 2009-08-07 Richard Guenther <rguenther@suse.de>
10835 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10836 that require structural equality defer to the langhook.
10838 2009-08-07 Martin Jambor <mjambor@suse.cz>
10840 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10842 (struct ipa_pass_through_data): New type.
10843 (struct ipa_ancestor_jf_data): New type.
10844 (union jump_func_value): Removed field formal_id, added fields
10845 pass_through and ancestor.
10846 (struct ipa_param_call_note): Changed type of formal_id to int from
10848 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10849 operations jump functions and ancestor jump functions.
10850 (compute_complex_pass_through): New function.
10851 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10852 reflect changes in the jump function strucutre.
10853 (update_jump_functions_after_inlining): Ignore complex pass-through
10854 and ancestor jump functions.
10855 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10856 polynomial pass-through with operation jump functions.
10858 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10860 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10861 fde->dw_fde_begin as begin label instead of hot/cold label.
10862 Use LLSDAC label instead of LLSDA for second section lsda.
10863 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10864 label instead of LLSDA if it is true.
10865 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10867 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10868 SECTION argument. Use it as index into crtl->eh.call_site_record
10870 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10871 use it to determine how to print table entries instead of using
10872 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10873 label instead of normal begin label as base.
10874 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10875 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10876 ensure no EH range spans between sections and that landing pads
10877 are always in the corresponding section.
10878 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10879 for crtl->eh.call_site_record being an array rather than scalar.
10880 (output_one_function_exception_table): New function, copied
10881 from output_function_exception_table. Adjust
10882 dw2_size_of_call_site_table, dw2_output_call_site_table
10883 callers. For SECOND section use *C suffixed labels.
10884 (output_function_exception_table): Call
10885 output_one_function_exception_table and, when doing hot/cold
10886 partitioning, also another time for the second section.
10887 * opts.c: Include except.h.
10888 (decode_options): Allow -freorder-blocks-and-partition with
10889 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10890 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10891 * function.h (struct rtl_eh): Change call_site_record from
10892 scalar into array of 2 elements.
10894 2009-08-07 Martin Jambor <mjambor@suse.cz>
10896 * ipa-prop.c (count_formal_params_1): New function.
10897 (ipa_get_vector_of_formal_parms): New function.
10898 (get_vector_of_formal_parm_types): New function.
10899 (ipa_modify_formal_parameters): New function.
10900 (ipa_modify_call_arguments): New function.
10901 (index_in_adjustments_multiple_times_p): New function.
10902 (ipa_combine_adjustments): New function.
10903 (ipa_dump_param_adjustments): New function.
10904 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10905 (ipa_get_vector_of_formal_parms): Declare.
10906 (ipa_modify_formal_parameters): Declare.
10907 (ipa_modify_call_arguments): Declare.
10908 (ipa_combine_adjustments): Declare.
10909 (ipa_dump_param_adjustments): Declare.
10910 (build_ref_for_offset): Declare.
10911 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10912 * tree-sra.c: Include ipa-prop.c.
10913 (build_ref_for_offset): Make public.
10915 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10917 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10919 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10921 * gcc/doc/extend.texi (__builtin_extract_return_address)
10922 (__builtin_frob_return_address): Document.
10924 2009-08-06 Paul Brook <paul@codesourcery.com>
10926 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10927 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10928 implementation on ARMv6-M.
10930 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10932 * doc/extend.texi (pcs): Document new attribute for ARM.
10934 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10936 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10939 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10941 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10944 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10946 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10948 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10950 Merge ARM/hard_vfp_branch to trunk.
10952 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10954 * arm.c (libcall_eq): New function.
10955 (libcall_hash): New function.
10956 (add_libcall): New function.
10957 (arm_libcall_uses_aapcs_base): New function.
10958 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10959 libcalls using the base PCS.
10960 (arm_init_cumulative_args): Likewise.
10962 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10964 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10965 Use base ABI for conversion libfuncs between HFmode and SFmode.
10967 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10969 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10970 V4SImode as representatives of all 64-bit and 128-bit vector
10971 types. Allow vector types without vector modes.
10972 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10973 without vector modes like BLKmode.
10974 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10975 BLKmode. Avoid unsupported vector modes or TImode moves for
10977 (aapcs_vfp_allocate_return_reg): Likewise.
10978 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10979 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10981 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10983 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10984 (arm_get_pcs_model): Pass attribute arguments to
10985 arm_pcs_from_attribute.
10986 (arm_init_cumulative_args): Use base AAPCS for conversions from
10987 floating-point types to DImode.
10988 (arm_attribute_table): Add pcs attribute.
10989 (arm_handle_pcs_attribute): New.
10990 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10991 conversions from floating-point types to DImode, also declare them
10992 to use base AAPCS and declare functions they call to use base
10993 AAPCS and their RTABI names.
10995 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10997 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10998 -mfloat-abi=hard not being supported for VFP.
11000 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11002 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11003 SYMBOL_REF to hard_libcall_value.
11005 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11006 Richard Earnshaw <rearnsha@arm.com>
11008 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11009 has been put on the stack, all remaining co-processory arguments for
11010 that co-processor also go on the stack.
11012 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11014 * config/arm/arm.c (arm_return_in_memory): Handle returning
11015 vectors of suitable size in registers also for AAPCS case.
11017 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11019 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11021 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11023 ARM Hard-VFP calling convention
11024 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11025 * target.h (gcc_target): Add libcall_value to table of call hooks.
11026 * targhooks.h (default_libcall_value): Default implementation.
11027 * targhooks.c (default_libcall_value): Likewise.
11028 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11029 * optabs.c (expand_unop): Use it.
11030 * expr.h (hard_libcall_value): Pass the function RTX through.
11031 * calls.c (emit_library_call_value_1): Update call to
11032 hard_libcall_value.
11033 * explow.c (hard_libcall_value): Use new target hook.
11034 * config/arm/arm.c: Include cgraph.h
11035 (TARGET_FUNCTION_VALUE): Override default hook.
11036 (arm_pcs_default): New variable.
11037 (arm_override_options): Don't fault hard calling convention with VFP.
11038 Add support for AAPCS variants.
11039 (arm_function_value): Make static. Handle AAPCS variants.
11040 (arm_libcall_value): New function.
11041 (arm_apply_result_size): Handle VFP registers in results.
11042 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11044 (pcs_attribute_args): New variable.
11045 (arm_pcs_from_attribute): New function.
11046 (arm_get_pcs_model): New function.
11047 (aapcs_vfp_cum_init): New function.
11048 (aapcs_vfp_sub_candidate): New function.
11049 (aapcs_vfp_is_return_candidate): New function.
11050 (aapcs_vfp_is_call_candidate): New function.
11051 (aapcs_vfp_allocate): New function.
11052 (aapcs_vfp_allocate_return_reg): New function.
11053 (aapcs_vfp_advance): New function.
11054 (aapcs_cp_arg_layout): New variable.
11055 (aapcs_select_call_coproc): New function.
11056 (aapcs_select_return_coproc): New function.
11057 (aapcs_allocate_return_reg): New function.
11058 (aapcs_libcall_value): New function.
11059 (aapcs_layout_arg): New function.
11060 (arm_init_cumulative_args): Initialize AAPCS args data.
11061 (arm_function_arg): Handle AAPCS variants using new interface.
11062 (arm_arg_parital_bytes): Likewise.
11063 (arm_function_arg_advance): New function.
11064 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11065 calling conventions.
11066 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11067 * arm.h (NUM_VFP_ARG_REGS): Define.
11068 (LIBCALL_VALUE): Update.
11069 (FUNCTION_VALUE): Delete.
11070 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11071 (arm_pcs): New enum.
11072 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11073 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11074 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11075 * arm-protos.h (arm_function_arg_advance): Add.
11076 (aapcs_libcall_value): Add.
11077 (arm_function_value): Delete.
11079 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11080 H.J. Lu <hongjiu.lu@intel.com>
11083 * config/i386/i386.c (standard_sse_mode_p): Remove.
11084 (standard_sse_constant_p): Return 2 for integer mode
11085 vector_all_ones_operand when SSE2 is enabled.
11086 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11087 (ix86_expand_vector_move): Do not check for negative values from
11088 standard_sse_constant_p.
11090 2009-08-06 Richard Guenther <rguenther@suse.de>
11092 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11093 array type comparisons frontend independent.
11094 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11096 out array reference lower bound and element size operands.
11097 (ao_ref_init_from_vn_reference): Properly compute the offset
11098 for ARRAY_RANGE_REF.
11099 (vn_reference_fold_indirect): Fill out array reference lower
11100 bound and element size operands.
11101 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11102 a non gimple valued reference operand which can happen for
11103 array reference lower bound or element size.
11104 (create_component_ref_by_pieces_1): Properly generate the
11105 element size operand for array references.
11107 2009-08-06 Richard Guenther <rguenther@suse.de>
11109 PR tree-optimization/40964
11110 * tree.c (iterative_hash_host_wide_int): Export.
11111 * tree.h (iterative_hash_host_wide_int): Declare.
11112 * tree-ssa-structalias.c (heapvar_map): New struct.
11113 (heapvar_map_eq): New function.
11114 (heapvar_map_hash): Likewise.
11115 (heapvar_lookup): Adjust.
11116 (heapvar_insert): Likewise.
11117 (make_constraint_from_heapvar): Allow multiple heap variables
11118 per decl at different offsets.
11119 (init_alias_heapvars): Adjust.
11121 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11123 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11124 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11125 trailing sync if TARGET_SYNC_AFTER_SC.
11127 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11129 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11130 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11131 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11132 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11133 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11134 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11135 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11136 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11137 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11138 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11139 the prototype declaration match the definition.
11140 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11141 instructions explicitly. Add barrier_before and operands
11143 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11144 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11145 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11146 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11147 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11148 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11150 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11152 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11154 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11155 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11158 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11161 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11163 PR rtl-optimization/40924
11164 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11165 make sure canon_rtx (mem_address) isn't simpler than
11166 canon_rtx (expanded_mem_address).
11168 2009-08-05 Li Feng <nemokingdom@gmail.com>
11170 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11171 for each poly_bb_p.
11172 (build_scop_drs): Build alias set for each SCoP.
11174 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11176 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11177 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11178 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11179 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11180 (BASE_DRIVER_SELF_SPECS): Likewise.
11182 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11184 * tree-ssa-alias.c: Fix some comment typos.
11186 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11188 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11189 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11191 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11194 * simplify-rtx.c (simplify_binary_operation_1): Disable
11195 simplifications for decimal float operations.
11197 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11199 PR middle-end/40943
11200 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11201 operand of INDIRECT_REF.
11203 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11205 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11206 constants referencing TLS symbols.
11208 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11210 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11211 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11213 2009-08-03 Richard Guenther <rguenther@suse.de>
11215 * tree.c (make_vector_type): Build a main variant first,
11216 get the canonical one and then build the variant.
11217 * tree-ssa.c (useless_type_conversion_p_1): Handle
11219 (useless_type_conversion_p): Conversions to pointers to
11220 incomplete record types are useless.
11222 2009-08-03 Richard Guenther <rguenther@suse.de>
11224 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11225 file will be created.
11226 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11227 * toplev.c (compile_file): Adjust comment.
11229 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11231 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11232 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11233 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11234 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11235 (sh_promote_function_mode): Fix typo.
11237 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11239 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11241 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11243 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11244 declaration arguments.
11246 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11248 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11249 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11250 (ix86_split_ashl): Ditto.
11251 (ix86_expand_vector_init_one_nonzero): Ditto.
11252 (ix86_expand_vector_set): Ditto.
11253 (ix86_expand_reduc_v4sf): Ditto.
11255 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11257 * explow.c (promote_function_mode): Remove assert.
11258 * config/sh/sh.c (sh_promote_function_mode): Declare.
11260 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11262 * config/pa/pa.c (pa_promote_function_mode): Declare.
11263 Change to static. Fix promote_mode call.
11265 * gthr-dce.h (CONST_CAST2): Define if not defined.
11266 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11268 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11270 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11272 * expr.c (store_constructor): Use promote_decl_mode. Remove
11273 now write-only variable unsignedp.
11274 (expand_expr_real_1): Use promote_decl_mode.
11275 * expr.h (promote_function_mode, promote_decl_mode): New.
11276 (promote_mode): Remove last argument.
11277 * function.c (assign_temp): Drop last argument of promote_mode.
11278 (assign_parm_find_data_types): Use promote_function_mode.
11279 (assign_parm_setup_reg): Likewise.
11280 (expand_function_end): Use promote_function_mode.
11281 * calls.c (initialize_argument_information): Use promote_function_mode.
11282 (precompute_arguments): Use promote_mode instead of checking if
11283 only PROMOTE_FUNCTION_MODE is defined.
11284 (expand_call): When making sibcall decisions, use promote_function_mode.
11285 Below, remove an if for targetm.calls.promote_function_return and
11286 and use promote_function_mode.
11287 (emit_library_call_value_1): Use promote_function_mode, fix bug
11288 where promote_mode was passed FOR_CALL == 0 for a return value in an
11290 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11291 * explow.c (promote_function_mode, promote_decl_mode): New.
11292 (promote_mode): Keep only the FOR_CALL == 0 case.
11293 * combine.c (setup_incoming_promotion): Remove test of
11294 promote_function_args. Use promote_function_mode.
11295 * stmt.c (expand_value_return): Use promote_decl_mode.
11296 (expand_decl): Use promote_decl_mode.
11298 * expr.c (store_constructor): Use promote_decl_mode. Remove
11299 now write-only variable unsignedp.
11300 (expand_expr_real_1): Use promote_decl_mode.
11301 * expr.h (promote_function_mode, promote_decl_mode): New.
11302 (promote_mode): Remove last argument.
11303 * function.c (assign_temp): Drop last argument of promote_mode.
11304 (assign_parm_find_data_types): Use promote_function_mode.
11305 (assign_parm_setup_reg): Likewise.
11306 (expand_function_end): Use promote_function_mode.
11307 * calls.c (initialize_argument_information): Use promote_function_mode.
11308 (precompute_arguments): Use promote_mode instead of checking if
11309 only PROMOTE_FUNCTION_MODE is defined.
11310 (expand_call): When making sibcall decisions, use promote_function_mode.
11311 Below, remove an if for targetm.calls.promote_function_return and
11312 and use promote_function_mode.
11313 (emit_library_call_value_1): Use promote_function_mode, fix bug
11314 where promote_mode was passed FOR_CALL == 0 for a return value in an
11316 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11317 * explow.c (promote_function_mode, promote_decl_mode): New.
11318 (promote_mode): Keep only the FOR_CALL == 0 case.
11319 * combine.c (setup_incoming_promotion): Remove test of
11320 promote_function_args. Use promote_function_mode.
11321 * stmt.c (expand_value_return): Use promote_decl_mode.
11322 (expand_decl): Use promote_decl_mode.
11324 * explow.c (promote_function_mode): Just call the target hook.
11325 * targhooks.c (default_promote_function_mode,
11326 default_promote_function_mode_always_promote): New.
11327 * targhooks.h (default_promote_function_mode,
11328 default_promote_function_mode_always_promote): Declare.
11329 * target.h (promote_function_args, promote_function_return): Remove.
11330 (promote_function_mode): New.
11331 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11332 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11333 (TARGET_PROMOTE_FUNCTION_MODE): New.
11334 (TARGET_CALLS): Adjust.
11335 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11336 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11338 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11339 * config/s390/s390.c (s390_promote_function_mode): ... here,
11340 with pointer handling.
11341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11342 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11344 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11345 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11346 with pointer handling.
11347 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11348 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11350 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11351 * config/sh/sh.c (sh_promote_function_mode): New.
11352 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11353 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11355 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11356 * config/cris/cris.c (cris_promote_function_mode): ... here.
11357 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11358 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11360 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11361 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11362 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11363 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11365 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11366 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11367 complex type handling.
11368 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11369 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11371 * config/pa/pa.c (pa_promote_function_mode): New.
11372 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11373 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11375 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11376 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11377 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11378 * config/xtensa/xtensa.c: Likewise.
11379 * config/stormy16/stormy16.c: Likewise.
11380 * config/iq2000/iq2000.c: Likewise.
11381 * config/rs6000/rs6000.c: Likewise.
11382 * config/picochip/picochip.c: Likewise.
11383 * config/arc/arc.c: Likewise.
11384 * config/mcore/mcore.c: Likewise.
11385 * config/score/score.c: Likewise.
11386 * config/mips/mips.c: Likewise.
11387 * config/bfin/bfin.c: Likewise.
11388 * config/ia64/ia64.c: Likewise (disabled though).
11390 * config/frv/frv.h: Remove pointless remark.
11392 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11393 TARGET_PROMOTE_FUNCTION_ARGS,
11394 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11395 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11397 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11399 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11400 -floop-parallelize-all.
11401 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11402 flag_loop_parallelize_all.
11403 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11404 * graphite.c (graphite_transform_loops): Same.
11405 * common.opt: Same.
11406 * graphite-poly.c (apply_poly_transforms): Same.
11408 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11410 PR tree-optimization/40914
11411 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11412 if set, then check the delta field of the PMF record.
11413 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11414 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11415 call is stored in the delta.
11417 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11419 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11421 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11423 * config/i386/bsd.h (ASM_BYTE): New define.
11424 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11425 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11426 .byte. Use fputs or putc instead of fprintf where appropriate.
11427 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11428 fputs or putc instead of fprintf where appropriate.
11429 * config/i386/i386elf.h: Ditto.
11430 * config/i386/sysv4.h: Ditto.
11432 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11433 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11434 (*tls_global_dynamic_64): Ditto.
11436 2009-07-31 Christian Bruel <christian.bruel@st.com>
11438 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11440 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11442 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11443 Remove dead code for MINUS.
11445 2009-07-31 Anthony Green <green@moxielogic.com>
11447 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11449 (moxie_expand_epilogue): Ditto for epilogue.
11450 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11451 incoming arguments.
11452 (moxie_function_arg): Ditto.
11453 (moxie_pass_by_reference): Ditto.
11454 (moxie_arg_partial_bytes): Ditto.
11455 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11456 (FUNCTION_ARG_ADVANCE) Ditto.
11457 (REG_PARM_STACK_SPACE) Ditto.
11458 (FUNCTION_ARG_REGNO_P) Dito.
11460 * config.gcc: Add moxie linux config support.
11461 * gcc/config/moxie/uclinux.h: New file.
11463 2009-07-31 DJ Delorie <dj@redhat.com>
11465 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11466 (UNSPECV_SP_SWITCH_E): New.
11467 (sp_switch_1): Change to an unspec.
11468 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11470 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11471 reference the new stack's address
11473 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11475 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11476 graphite-clast-to-gimple.o, graphite-dependences.o,
11477 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11478 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11479 (graphite-blocking.o,
11480 graphite-clast-to-gimple.o, graphite-dependences.o,
11481 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11482 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11483 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11484 * cfgloop.h (struct loop): Add can_be_parallel field.
11485 * common.opt (fgraphite-identity): Moved up.
11486 (fgraphite-force-parallel): New flag.
11487 * graphite.c: Rewrite.
11488 * graphite.h: Rewrite.
11489 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11491 * toplev.c (graphite_out_file): New file descriptor.
11492 (graphite_in_file): New.
11493 (process_options): flag_graphite_force_parallel cannot be used without
11495 * tree-ssa-loop.c: Include toplev.h.
11496 (gate_graphite_transforms): Enable flag_graphite for
11497 flag_graphite_force_parallel.
11499 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11501 * ChangeLog.graphite: New.
11502 * graphite-blocking.c: New.
11503 * graphite-clast-to-gimple.c: New.
11504 * graphite-clast-to-gimple.h: New.
11505 * graphite-dependences.c: New.
11506 * graphite-dependences.h: New.
11507 * graphite-interchange.c: New.
11508 * graphite-poly.c: New.
11509 * graphite-poly.h: New.
11510 * graphite-ppl.c: New.
11511 * graphite-ppl.h: New.
11512 * graphite-scop-detection.c: New.
11513 * graphite-scop-detection.h: New.
11514 * graphite-sese-to-poly.c: New.
11515 * graphite-sese-to-poly.h: New.
11519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11521 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11522 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11524 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11526 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11527 (scev_is_linear_expression): Return false if the evolution is not
11528 affine multivariate.
11530 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11532 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11533 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11535 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11537 * tree-data-ref.c (debug_data_references): New.
11538 (debug_data_reference): New.
11539 * tree-data-ref.h (debug_data_references): Declared.
11540 (debug_data_reference): Declared.
11542 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11544 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11545 * tree-data-ref.h (scop_p): Removed.
11546 (struct data_reference): Remove field scop.
11547 (DR_SCOP): Removed.
11548 (stmt_simple_memref_p): Removed.
11550 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11552 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11553 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11556 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11558 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11560 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11562 * doc/invoke.texi (-fgraphite-identity): Documented.
11564 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11566 * tree-scalar-evolution.c: Fix comment.
11567 (instantiate_scev_1): Return unknow from scev instantiation if the
11568 result is not above instantiate_below.
11570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11572 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11573 static anymore. Instantiate the symbols that may have been introduced
11575 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11578 2009-07-30 DJ Delorie <dj@redhat.com>
11580 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11581 .vliw directive to VLIW sections.
11583 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11585 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11587 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11588 (AUTOHEADER): New variable.
11589 ($(srcdir)/cstamp-h.in): Use it.
11591 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11592 Pat Haugen <pthaugen@us.ibm.com>
11593 Revital Eres <ERES@il.ibm.com>
11595 * config/rs6000/vector.md (VEC_F): Add VSX support.
11598 (mov<mode>): Ditto.
11599 (vector_load_<mode>): Ditto.
11600 (vector_store_<mode>): Ditto.
11601 (vector GPR move split): Ditto.
11602 (vec_reload_and_plus_<mptrsize>): Ditto.
11603 (vec_reload_and_reg_<mptrsize>): Ditto.
11604 (add<mode>3): Ditto.
11605 (sub<mode>3): Ditto.
11606 (mul<mode>3): Ditto.
11607 (neg<mode>2): Ditto.
11608 (abs<mode>2): Ditto.
11609 (smin<mode>3): Ditto.
11610 (smax<mode>3): Ditto.
11611 (vector_eq<mode>): Ditto.
11612 (vector_gt<mode>): Ditto.
11613 (vector_ge<mode>): Ditto.
11614 (vector_gtu<mode>): Ditto.
11615 (vector_select_<mode>_uns): Ditto.
11616 (vector_eq_<mode>_p): Ditto.
11617 (vector_gt_<mode>_p): Ditto.
11618 (vector_ge_<mode>_p): Ditto.
11619 (vector_gtu_<mode>_p): Ditto.
11620 (cr6_test_for_zero): Ditto.
11621 (cr6_test_for_zero_reverse): Ditto.
11622 (cr6_test_for_lt): Ditto.
11623 (cr6_test_for_lt_reverse): Ditto.
11624 (xor<mode>3): Ditto.
11625 (ior<mode>3): Ditto.
11626 (and<mode>3): Ditto.
11627 (one_cmpl<mode>2): Ditto.
11628 (nor<mode>2): Ditto.
11629 (andc<mode>2): Ditto.
11630 (float<VEC_int<mode>2): Ditto.
11631 (unsigned_float<VEC_int><mode>2): Ditto.
11632 (fix_trunc<mode><VEC_int>2): Ditto.
11633 (fixuns_trunc<mode><VEC_int>2): Ditto.
11635 (vec_set<mode>): Ditto.
11636 (vec_extract<mode>): Ditto.
11637 (vec_interleave_highv4sf): Ditto.
11638 (vec_interleave_lowv4sf): Ditto.
11639 (vec_realign_load_<mode>): Ditto.
11640 (vec_shl_<mode>): Ditto.
11641 (vec_shr_<mode>): Ditto.
11642 (div<mode>3): New patterns for VSX.
11643 (vec_interleave_highv2df): Ditto.
11644 (vec_interleave_lowv2df): Ditto.
11645 (vec_pack_trunc_v2df): Ditto.
11646 (vec_pack_sfix_trunc_v2df): Ditto.
11647 (vec_pack_ufix_trunc_v2df): Ditto.
11648 (vec_unpacks_hi_v4sf): Ditto.
11649 (vec_unpacks_lo_v4sf): Ditto.
11650 (vec_unpacks_float_hi_v4si): Ditto.
11651 (vec_unpacks_float_lo_v4si): Ditto.
11652 (vec_unpacku_float_hi_v4si): Ditto.
11653 (vec_unpacku_float_lo_v4si): Ditto.
11654 (movmisalign<mode>): Ditto.
11655 (vector_ceil<mode>2): New patterns for vectorizing math library.
11656 (vector_floor<mode>2): Ditto.
11657 (vector_btrunc<mode>2): Ditto.
11658 (vector_copysign<mode>3): Ditto.
11660 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11661 predicate for setting the high bit in each word, used for copysign.
11663 * config/rs6000/ppc-asm.h (f19): Whitespace.
11664 (f32-f63): Define if VSX.
11665 (v0-v31): Define if Altivec.
11666 (vs0-vs63): Define if VSX.
11668 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11670 * config/rs6000/power7.md: New file, provide tuning parameters for
11673 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11674 (rs6000_cpu_cpp_builtins): Ditto.
11675 (altivec_overloaded_builtins): Ditto.
11676 (altivec_resolve_overloaded_builtin): Ditto.
11678 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11679 debug switch to disable vectorizing simple math builtin
11682 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11683 Vectorize simple math builtin functions.
11684 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11685 hook to vectorize math builtins.
11686 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11687 (rs6000_builtin_conversion): Add VSX/power7 support.
11688 (rs6000_builtin_vec_perm): Ditto.
11689 (vsplits_constant): Add support for loading up a vector constant
11690 with just the high bit set in each part.
11691 (rs6000_expand_vector_init): Add VSX/power7 support.
11692 (rs6000_expand_vector_set): Ditto.
11693 (rs6000_expand_vector_extract): Ditto.
11694 (rs6000_emit_move): Ditto.
11695 (bdesc_3arg): Ditto.
11696 (bdesc_2arg): Ditto.
11697 (bdesc_1arg): Ditto.
11698 (rs6000_expand_ternop_builtin): Ditto.
11699 (altivec_expand_builtin): Ditto.
11700 (rs6000_expand_unop_builtin): Ditto.
11701 (rs6000_init_builtins): Ditto.
11702 (altivec_init_builtins): Ditto.
11703 (builtin_function_type): Ditto.
11704 (rs6000_common_init_builtins): Ditto.
11705 (rs6000_handle_altivec_attribute); Ditto.
11706 (rs6000_mangle_type): Ditto.
11707 (rs6000_vector_mode_supported_p): Ditto.
11708 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11709 are mode dependent.
11711 * config/rs6000/vsx.md: New file for VSX support.
11713 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11714 identifing values with just the most significant bit set.
11715 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11716 vectorized builtins.
11718 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11719 (UNSPEC_VRFIM): Delete.
11720 (splitter for loading up vector with most significant bit): New
11721 splitter for vectorizing copysign.
11722 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11723 vectorizing simple math functions.
11724 (altivec_vrfip): Add support for vectorizing simple math functions.
11725 (altivec_vrfim): Ditto.
11726 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11728 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11729 (power7.md, vsx.md): Include for power7 support.
11730 (copysigndf3): Use VSX instructions if -mvsx.
11731 (negdf2_fpr): Ditto.
11732 (absdf2_fpr): Ditto.
11733 (nabsdf2_fpr): Ditto.
11734 (adddf3_fpr): Ditto.
11735 (subdf3_fpr): Ditto.
11736 (muldf3_fpr): Ditto.
11737 (divdf3_fpr): Ditto.
11738 (fix_truncdfdi2_fpr): Ditto.
11739 (cmpdf_internal1): Ditto.
11740 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11741 (btruncdf2, btruncdf2_fpr): Ditto.
11742 (ceildf2, ceildf2_fpr): Ditto.
11743 (floordf2, floordf2_fpr): Ditto.
11744 (floatdidf2, floatdidf2_fpr): Ditto.
11745 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11746 (fmsubdf4_fpr): Ditto.
11747 (fnmadddf4_fpr_1): Ditto.
11748 (fnmadddf4_fpr_2): Ditto.
11749 (fnmsubdf4_fpr_1): Ditto.
11750 (fnmsubdf4_fpr_2): Ditto.
11751 (fixuns_truncdfdi2): Add expander for VSX support.
11752 (fix_truncdfdi2): Ditto.
11753 (fix_truncdfsi2): Ditto.
11754 (ftruncdf2): Ditto.
11755 (btruncsf2): Whitespace.
11756 (movdf_hardfloat32): Add support for VSX registers.
11757 (movdf_softfloat32): Ditto.
11758 (movdf_hardfloat64): Ditto.
11759 (movdf_hardfloat64_mfpgpr): Ditto.
11760 (movdf_softfloat64): Ditto.
11761 (movti splitters): Add check for vector registers supporting
11762 TImode in the future.
11763 (bpermd): Add power7 bpermd instruction.
11765 * config/rs6000/altivec.h (vec_div): Define if VSX.
11768 (vec_nmadd): Ditto.
11769 (vec_nearbyint): Ditto.
11772 (all predicates): Use the generic builtin function, and not the V4SF
11773 specific function so that the predicates will work with VSX's V2DF.
11774 (vec_all_*): Ditto.
11775 (vec_any_*): Ditto.
11777 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11778 Document new VSX functions and types.
11780 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11783 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11784 "wa", and "j" constraints. Modify "v" to talk about Altivec
11785 instead of just vector.
11787 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11790 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11791 location for phi arguments.
11792 (rewrite_update_phi_arguments): Find locations for reaching defs.
11793 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11794 Add location to add_phi_arg calls.
11795 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11796 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11797 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11798 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11799 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11800 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11801 * tree-phinodes.c (make_phi_node): Initialize location.
11802 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11803 (add_phi_arg): Add location parameter.
11804 (remove_phi_arg_num): Move location when moving phi argument.
11805 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11807 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11808 slpeel_update_phi_nodes_for_guard1,
11809 slpeel_update_phi_nodes_for_guard2,
11810 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11811 vect_loop_versioning): Set locations.
11812 * tree-parloops.c (create_phi_for_local_result,
11813 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11814 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11815 * tree-vect-loop.c (get_initial_def_for_induction,
11816 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11818 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11819 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11820 (gimple_phi_arg_set_location): New. Set locus.
11821 (gimple_phi_arg_has_location): New. Check for locus.
11822 (redirect_edge_var_map_location): New. Return locus from var_map.
11823 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11824 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11825 combining PHI arguments.
11826 (cond_store_replacement): Set location.
11827 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11828 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11829 scop_add_exit_phis_edge): Add locations.
11830 * tree-cfgcleanup.c (remove_forwarder_block,
11831 remove_forwarder_block_with_phi): Add locations.
11832 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11833 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11835 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11836 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11837 flush_pending_stmts): Add source location.
11838 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11839 stack to preserve locations.
11840 * tree-vect-stmts.c (vectorizable_load): Add location.
11841 * tree-inline.c (copy_phis_for_bb): Copy locus.
11842 (setup_one_parameter): Add call locus to inlined parameter stmts.
11843 (initialize_inlined_parameters): Pass in call location as parameter
11845 (tree_function_versioning): Pass location to setup_one_parameter.
11846 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11847 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11848 copy and edge lists.
11849 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11850 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11851 locus parameter and override the stmt default if provided.
11852 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11853 elim_graph_add_edge, elim_graph_remove_succ_edge,
11854 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11855 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11856 eliminate_phi): Add locus info in elimination graph for each edge and
11858 (insert_backedge_copies): Copy locus if present.
11859 * tree-flow.h (struct _edge_var_map): Add locus field.
11860 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11861 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11862 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11864 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11866 2009-07-30 Martin Jambor <mjambor@suse.cz>
11868 PR tree-optimization/40570
11869 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11870 use inlining loops.
11872 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11874 * ssa-loop-manip.c: Include langhooks.h.
11875 (rewrite_phi_with_iv): New.
11876 (rewrite_all_phi_nodes_with_iv): New.
11877 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11878 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11879 * tree-parloops.c (loop_parallel_p): Move out all conditions
11880 except dependency check.
11881 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11882 (gen_parallel_loop): Call canonicalize_loop_ivs without
11883 reduction_list argument.
11884 (build_new_reduction): New.
11885 (gather_scalar_reductions): New.
11886 (try_get_loop_niter): New.
11887 (try_create_reduction_list): New.
11888 (parallleize_loops): Change the parallel conditions check.
11889 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11890 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11892 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11894 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11896 * doc/options.texi (Option properties): Mention new quoting syntax.
11898 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11900 * config/alpha/alpha.c (alpha_start_function):
11901 Handle VMS_DEBUG_MAIN_POINTER
11902 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11903 * doc/invoke.texi: Document -mdebug-main switch.
11905 2009-07-29 Richard Henderson <rth@redhat.com>
11907 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11908 (cgraph_create_edge_including_clones): Likewise.
11909 * tree-inline.c (copy_bb): Operate on the correct edges
11910 when updating the callgraph.
11912 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11914 * config/alpha/vms-cc.c: Deleted.
11915 * config/alpha/vms-ld.c: Deleted.
11916 * config/alpha/t-vms64: Moved to config/vms
11917 * config/alpha/vms-crt0-64.c: Moved to config/vms
11918 * config/alpha/vms-crt0.c: Moved to config/vms
11919 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11920 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11921 * config/alpha/xm-vms.h: Moved to config/vms
11922 * config/alpha/x-vms: Moved to config/vms
11923 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11925 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11926 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11928 * config/vms/t-vms64: Moved here from config/alpha
11929 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11930 (argc,argv,envp): Enforce 32bit malloc'ing.
11931 * config/vms/vms-psxcrt0-64.c: Likewise.
11932 * config/vms/vms-crt0.c: Moved here from config/alpha.
11933 * config/vms/vms-psxcrt0.c: Likewise.
11934 * config/vms/vms-crtl-64.h: New file.
11935 * config/vms/vms-crtl.h: New file.
11936 * config/vms/vms.opt: New file.
11937 * config/vms/xm-vms64.h: New file.
11938 * config/vms/xm-vms.h: Moved here from config/alpha.
11939 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11941 * config/vms/x-vms: Moved here from config/alpha.
11942 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11943 (vms-ld.o, vms-cc.o): Removed.
11944 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11946 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11948 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11949 correct stack (obvious VMS fix).
11951 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11953 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11954 date, version info if VMS_DEBUGGING_INFO defined.
11955 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11956 size, date calculating code moved here.
11958 2009-07-29 Paul Brook <paul@codesourcery.com>
11960 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11963 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11966 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11967 to DImode when generating insq_le insn.
11969 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11971 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11972 New macro set for VMS_DEBUGGGING_INFO.
11973 (AT_string_form): Use it.
11975 2009-07-28 DJ Delorie <dj@redhat.com>
11977 * config/mep/mep.c (vtext_section): New.
11978 (vftext_section): New.
11979 (ftext_section): New.
11980 (mep_select_section): Add support for functions.
11981 (mep_unique_section): Likewise.
11982 (mep_asm_init_sections): Likewise.
11983 (mep_encode_section_info): Remove it from here.
11985 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11987 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11989 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11990 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11992 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11994 * dwarf2out.c (output_file_names): Test new macro
11995 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11996 (add_comp_dir_attribute): Likewise.
11998 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12000 * config/i386/mingw-w64.h (LINK_SPEC): Add
12001 separating space between commands.
12003 2009-07-28 Jan Hubicka <jh@suse.cz>
12005 PR tree-optimization/40759
12006 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12009 2009-07-27 DJ Delorie <dj@redhat.com>
12011 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12012 types are dword-aligned.
12013 (mep_expand_va_start): Likewise.
12015 2009-07-27 Olivier Hainque <hainque@adacore.com>
12016 Douglas B Rupp <rupp@gnat.com>
12018 * convert.c (convert_to_pointer): Don't assume the target
12019 pointer type is POINTER_SIZE long. Fetch its precision instead.
12021 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12023 * system.h (fopen): Undefine if macro.
12025 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12027 * dwarf2out.c (output_cfi_p): Removed.
12028 (output_cfis): New function.
12029 (output_fde): New function, split from output_call_frame_info.
12030 (output_call_frame_info): Use it.
12031 (dwarf2out_switch_text_section): Use output_cfis.
12033 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12035 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12036 TARGET_BI_ARCH is specified without enabling SJLJ.
12037 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12038 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12040 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12042 * arm.md (negdi2): Use DImode if forcing a value into a register.
12044 2009-07-26 Ira Rosen <irar@il.ibm.com>
12046 PR tree-optimization/40801
12047 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12048 of vector operand from the previous copy of vector statement.
12049 Pass the correct definition type value to
12050 vect_get_vec_def_for_stmt_copy().
12052 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12054 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12055 const char ** conversion.
12057 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12059 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12060 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12061 (gcc_unreachable): Invoke __builtin_unreachable() if
12062 !ENABLE_ASSERT_CHECKING.
12064 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12066 PR rtl-optimization/40445
12067 * emit-rtl.c (next_nonnote_insn_bb): New function.
12068 * rtl.h (next_nonnote_insn_bb): Declare new function.
12069 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12070 with no successors that is the successor of the ENTRY_BLOCK.
12071 Continue from the top after removing an empty fallthrough block.
12072 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12073 of next_nonnote_insn.
12075 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12077 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12079 2009-07-25 Martin Jambor <mjambor@suse.cz>
12081 * c-common.c (c_common_attribute_table): New element for noclone.
12082 (handle_noclone_attribute): New function. Forward-declare.
12083 * tree-inline.c (tree_versionable_function_p): Check for noclone
12085 * doc/extend.texi (Labels as Values): Document need for noclone.
12086 (Function Attributes): Document noclone attribute.
12088 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12090 PR rtl-optimization/34999
12091 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12092 and dw_fde_switched_cold_to_hot fields.
12093 (output_cfi_p): New function.
12094 (output_call_frame_info): If fde->dw_fde_switched_sections,
12095 output 2 FDEs instead of one with corrupted header.
12096 (dwarf2out_do_cfi_startproc): New function.
12097 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12098 and fde->dw_fde_switched_cold_to_hot.
12099 (dwarf2out_switch_text_section): Compute
12100 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12101 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12102 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12103 Otherwise, compute fde->dw_fde_switch_cfi.
12105 2009-07-24 Cary Coutant <ccoutant@google.com>
12107 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12109 2009-07-24 Cary Coutant <ccoutant@google.com>
12111 * cfghooks.c (split_block): Copy discriminator to new block.
12112 * tree-cfg.c (assign_discriminator): Check location of last
12113 instruction in block as well as first.
12115 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12117 * config/i386/linux.c: Use fputs or putc instead of fprintf
12119 * config/i386/gas.h: Ditto.
12120 * config/i386/x86-64.h: Ditto.
12121 * config/i386/att.h: Ditto.
12123 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12125 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12128 2009-07-24 Martin Jambor <mjambor@suse.cz>
12130 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12131 (ipa_push_func_to_list_1): Declare.
12132 (ipa_push_func_to_list): New function.
12134 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12135 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12136 (ipa_push_func_to_list): Removed.
12137 (ipa_pop_func_from_list): Clear node_enqueued flag.
12139 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12141 * config/s390/s390.c (override_options): Default
12142 max-unrolled-insns to 100 for z10 tuning.
12144 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12146 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12147 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12148 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12149 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12150 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12151 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12152 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12154 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12156 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12157 use default set in mingw32.h header.
12158 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12159 64-bit /mingw/include path.
12160 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12163 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12165 PR rtl-optimization/40209
12166 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12168 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12170 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12171 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12172 with the rest of string where appropriate. Use fputs or putc
12173 instead of fprintf where appropriate.
12175 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12176 Pat Haugen <pthaugen@us.ibm.com>
12177 Revital Eres <ERES@il.ibm.com>
12179 * config/rs6000/vector.md: New file. Move most of the vector
12180 expander support here from altivec.md to allow for the VSX vector
12181 unit in the future. Add support for secondary_reload patterns.
12182 Rewrite the patterns for vector comparison, and vector comparison
12183 predicate instructions so that the RTL expresses the desired
12184 behavior, instead of using unspec.
12186 * config/rs6000/constraints.md ("f" constraint): Use
12187 rs6000_constraints to hold the precalculated register class.
12188 ("d" constraint): Ditto.
12189 ("wd" constraint): New constraint for VSX.
12190 ("wf" constraint): Ditto.
12191 ("ws" constraint): Ditto.
12192 ("wa" constraint): Ditto.
12193 ("wZ" constraint): Ditto.
12194 ("j" constraint): Ditto.
12196 * config/rs6000/predicates.md (vsx_register_operand): New
12198 (vfloat_operand): New predicate for vector.md.
12199 (vint_operand): Ditto.
12200 (vlogical_operand): Ditto.
12201 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12202 (easy_vector_constant): Add VSX support.
12203 (altivec_indexed_or_indirect_operand): New predicate for
12204 recognizing Altivec style memory references with AND -16.
12206 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12207 for vector secondary reload support.
12208 (rs6000_vector_reg_class): Delete, replacing it with
12209 rs6000_constraints.
12210 (rs6000_vsx_reg_class): Ditto.
12211 (rs6000_constraints): New array to hold the register classes of
12212 each of the register constraints that can vary at runtime.
12213 (builtin_mode_to_type): New static array for builtin function type
12215 (builtin_hash_table): New static hash table for builtin function
12217 (TARGET_SECONDARY_RELOAD): Define target hook.
12218 (TARGET_IRA_COVER_CLASSES): Ditto.
12219 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12220 registers are 128 bits if VSX memory reference instructions are used.
12221 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12222 unit is being used.
12223 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12224 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12225 Print several of the scheduling related parameters.
12226 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12227 rs6000_constraints instead of rs6000_vector_reg_class. Move
12228 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12229 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12230 Altivec. Add VSX support. Setup for secondary reload support on
12231 Altivec/VSX registers.
12232 (rs6000_override_options): Make power7 set the scheduling groups
12233 like the power5. Add support for new debug switches to override
12234 the scheduling defaults. Temporarily disable -mcpu=power7 from
12235 setting -mvsx. Add support for debug switches -malways-hint,
12236 -msched-groups, and -malign-branch-targets.
12237 (rs6000_buitlin_conversion): Add support for returning unsigned
12238 vector conversion functions to fix regressions due to stricter
12240 (rs6000_builtin_mul_widen_even): Ditto.
12241 (rs6000_builtin_mul_widen_odd): Ditto.
12242 (rs6000_builtin_vec_perm): Ditto.
12243 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12244 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12245 to zero a register.
12246 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12247 generated upstream.
12248 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12249 VSX types for bit operations. Changes to accomidate vector.md.
12250 (bdesc_2arg): Ditto.
12251 (bdesc_1arg): Ditto.
12252 (struct builtin_description_predicates): Rewrite predicate
12253 handling so that RTL describes the operation, instead of passing
12254 the instruction to be used as a string argument.
12255 (bdesc_altivec_preds): Ditto.
12256 (altivec_expand_predicate_builtin): Ditto.
12257 (altivec_expand_builtin): Ditto.
12258 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12259 statement for vsldoi support.
12260 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12261 (altivec_expand_st_builtin): Ditto.
12262 (paired_expand_builtin): Whitespace changes.
12263 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12264 builtin_mode_to_type table for secondary reload. Call
12265 builtin_function_type to build random builtin functions.
12266 (altivec_init_builtins): Change to use builtin_function_type to
12267 create builtin function types dynamically as we need them.
12268 (builtin_hash_function): New support for hashing the tree types
12269 for builtin function as we need it, rather than trying to build
12270 all of the trees that we need. Add initial preliminary VSX support.
12271 (builtin_function_type): Ditto.
12272 (builtin_function_eq): Ditto.
12273 (builtin_hash_struct): Ditto.
12274 (rs6000_init_builtins): Ditto.
12275 (rs6000_common_init_builtins): Ditto.
12276 (altivec_init_builtins): Ditto.
12277 (rs6000_common_init_builtins): Ditto.
12278 (enum reload_reg_type): New enum for simplifing reg classes.
12279 (rs6000_reload_register_type): Simplify register classes into GPR,
12280 Vector, and other registers. Altivec and VSX addresses in reload.
12281 (rs6000_secondary_reload_inner): Ditto.
12282 (rs6000_ira_cover_classes): New target hook, that returns the
12283 appropriate cover classes, based on -mvsx being used or not.
12284 (rs6000_secondary_reload_class): Add VSX support.
12285 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12286 (get_vsel_insn): Ditto.
12287 (rs6000_emit_vector_compare): Rewrite vector conditional support
12288 so that where we can, we use RTL operators, instead of blindly use
12290 (rs6000_emit_vector_select): Ditto.
12291 (rs6000_emit_vector_cond_expr): Ditto.
12292 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12293 (create_TOC_reference): Add -mdebug=addr support.
12294 (emit_frame_save): VSX loads/stores need register indexed addressing.
12296 * config/rs6000/rs6000.md: Include vector.md.
12298 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12300 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12301 support for V2DI, V2DF in logical, permute, select operations.
12303 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12304 switch for vsx/power7.
12305 (-mvsx-scalar-memory): Ditto.
12306 (-mvsx-align-128): Ditto.
12307 (-mallow-movmisalign): Ditto.
12308 (-mallow-df-permute): Ditto.
12309 (-msched-groups): Ditto.
12310 (-malways-hint): Ditto.
12311 (-malign-branch-targets): Ditto.
12313 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12315 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12316 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12317 (rs6000_vector_reg_class): Delete.
12318 (rs6000_vsx_reg_class): Ditto.
12319 (enum rs6000_reg_class_enum): New enum for the constraints that
12320 vary based on target switches.
12321 (rs6000_constraints): New array to hold the register class for all
12322 of the register constraints that vary based on the switches used.
12323 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12324 (enum rs6000_builtins): Add unsigned varients for the builtin
12325 declarations returned by target hooks for expanding multiplies,
12326 select, and permute operations. Add VSX builtins.
12327 (enum rs6000_builtin_type_index): Add entries for VSX.
12328 (V2DI_type_node): Ditto.
12329 (V2DF_type_node): Ditto.
12330 (unsigned_V2DI_type_node): Ditto.
12331 (bool_long_type_node): Ditto.
12332 (intDI_type_internal_node): Ditto.
12333 (uintDI_type_internal_node): Ditto.
12334 (double_type_internal_node): Ditto.
12336 * config/rs6000/altivec.md (whole file): Move all expanders to
12337 vector.md from altivec.md. Rename insn matching functions to be
12339 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12340 (altivec_vcmp*): Ditto.
12341 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12342 (VM): New iterator for moves that includes the VSX types.
12343 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12344 (altivec_vperm_<mode>_uns): New, for unsigned types.
12345 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12346 (altivec_eq<mode>): Ditto.
12347 (altivec_gt<mode>): Ditto.
12348 (altivec_gtu<mode>): Ditto.
12349 (altivec_eqv4sf): Ditto.
12350 (altivec_gev4sf): Ditto.
12351 (altivec_gtv4sf): Ditto.
12352 (altivec_vcmpbfp_p): Ditto.
12354 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12356 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12359 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12362 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12363 ASM_SHORT instead of .word.
12364 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12365 instead of .word in asm template.
12367 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12370 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12371 (process_bb_node_lives): Use it.
12373 * ira.c (setup_cover_and_important_classes): Don't setup
12374 ira_important_class_nums. Add cover classes to the end of
12376 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12378 (find_reg_class_closure): Use reorder_important_classes.
12380 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12382 * config/i386/i386.c (i386_ira_cover_classes): New function.
12383 (TARGET_IRA_COVER_CLASSES): Redefine.
12385 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12386 importance of order of cover classes in the array.
12388 2009-07-22 Diego Novillo <dnovillo@google.com>
12390 * tree-pass.h (TDF_EH): Define.
12391 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12392 contains TDF_EH, print the EH region number holding GS.
12393 * tree-dump.c (dump_options): Add "eh".
12394 * doc/invoke.texi: Document it.
12396 2009-07-22 Doug Kwan <dougkwan@google.com>
12398 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12400 2009-07-22 Michael Matz <matz@suse.de>
12402 PR tree-optimization/35229
12403 PR tree-optimization/39300
12405 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12406 (inhibit_phi_insertion): New function.
12407 (insert_into_preds_of_block): Call it for REFERENCEs.
12408 (init_pre): Initialize and finalize scalar evolutions.
12409 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12411 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12413 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12414 Use CONST_VECTOR_NUNITS to determine number of elements.
12416 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12418 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12419 (U, W): Constraints are now deprecated and will be removed if we
12420 run out of letters.
12421 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12423 ("prefetch"): Add the stcmh instruction for prefetching.
12424 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12426 (s390_short_displacement): Return always true if compiling for
12427 machines not providing the long displacement facility.
12428 (s390_mem_constraint): Support the new constraint letter Z.
12429 (s390_check_qrst_address): New function.
12431 2009-07-21 DJ Delorie <dj@redhat.com>
12433 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12436 2009-07-21 Jason Merrill <jason@redhat.com>
12438 * c-common.c (max_tinst_depth): Increase default to 1024.
12440 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12443 (vec_unpacku_float_lo_v4si): Ditto.
12445 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12448 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12449 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12450 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12451 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12453 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12455 PR tree-optimization/40813
12456 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12459 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12461 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12462 with a NOP_EXPR if needed.
12464 2009-07-21 Paul Brook <paul@codesourcery.com>
12466 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12467 Terminate debug dump with newline.
12469 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12471 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12472 Cast "1" to unsigned HOST_WIDE_INT.
12473 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12474 deposit length to the maximum length - lsb. Extend length if
12475 HOST_BITS_PER_WIDE_INT is 32.
12477 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12479 * cgraph.h (constant_pool_htab): New function.
12480 (constant_descriptor_tree): Move from varasm.c.
12481 * varasm.c (constant_pool_htab): New function.
12482 (constant_descriptor_tree): Move to cgraph.h.
12484 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12486 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12488 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12490 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12493 2009-07-20 Xinliang David Li <davidxl@google.com>
12495 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12497 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12499 * config/mips/mips.md (move_type): Add arith.
12500 (type): Handle arith.
12501 (zero_extendsidi2): Rename this into ...
12502 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12503 (zero_extendsidi2): New expander.
12504 (*zero_extendsidi2_dext): New pattern.
12506 2009-07-20 Nick Clifton <nickc@redhat.com>
12508 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12509 to set MIPS_ABI_DEFAULT.
12510 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12512 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12514 * tree-object-size.c (addr_object_size): Handle unions with
12515 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12517 PR tree-optimization/40792
12518 * tree.c (build_function_type_skip_args): Remove bogus assert.
12520 2009-07-20 Jan Hubicka <jh@suse.cz>
12521 Martin Jambor <mjambor@suse.cz>
12523 * cgraph.h (combined_args_to_skip): New field.
12524 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12525 combined_args_to_skip and args_to_skip.
12526 * tree-inline.c (update_clone_info): New function.
12527 (tree_function_versioning): Call update_clone_info.
12528 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12530 (cgraph_materialize_all_clones): More extensive dumping, working
12531 with combined_args_to_skip rather than args_to_skip.
12533 2009-07-20 Ira Rosen <irar@il.ibm.com>
12535 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12536 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12537 (get_initial_def_for_reduction): Likewise.
12538 (vectorizable_reduction): Skip the check of first operand in case
12539 of COND_EXPR. Add check that it is outer loop vectorization if
12540 nested cycle was detected. Call vectorizable_condition() for
12541 COND_EXPR. If reduction epilogue cannot be created do not fail for
12542 nested cycles (if it is not double reduction). Assert that there
12543 is only one type in the loop in case of COND_EXPR. Call
12544 vectorizable_condition() to vectorize COND_EXPR.
12545 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12546 Add parameters. Allow nested cycles if called from
12547 vectorizable_reduction(). Use reduction vector variable if provided.
12548 (vect_analyze_stmt): Call vectorizable_reduction() before
12549 vectorizable_condition().
12550 (vect_transform_stmt): Update call to vectorizable_condition().
12552 2009-07-20 Christian Bruel <christian.bruel@st.com>
12554 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12555 * doc/invoke.texi (-mfmovd): Likewise.
12556 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12558 2009-07-20 Jan Hubicka <jh@suse.cz>
12560 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12561 when handling SSA name.
12563 2009-07-19 Jan Hubicka <jh@suse.cz>
12565 PR tree-optimization/40676
12566 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12567 virtual PHIs in empty BBs.
12569 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12571 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12572 re-expanded the compound use gen_lowpart instead to convert to the
12575 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12577 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12578 OUTER_CONST arguments.
12579 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12580 the new wider mode will be masked off.
12581 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12583 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12585 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12586 high-order bits are zero.
12588 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12590 * combine.c (simplify_shift_const_1): Split code to determine
12591 shift_mode into ...
12592 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12593 new bits shifted in are identical to the old sign bit.
12595 2009-07-18 Richard Guenther <rguenther@suse.de>
12598 * gimplify.c (gimplify_call_expr): Reject code using results from
12599 functions returning void.
12601 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12603 * doc/md.texi: Document the new PowerPC "es" constraint.
12604 Document that "m" can include automodified addresses on this target,
12605 and explain how %U must be used. Extend the "Q" and "Z" documentation
12606 to suggest "es" as well as "m".
12607 * config/rs6000/constraints.md (es): New memory constraint.
12608 (Q, Z): Update strings to match new documentation.
12610 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12612 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12613 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12614 * config/rs6000/predicates.md (volatile_mem_operand): Use
12615 offsettable_nonstrict_memref_p.
12616 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12617 (*floatunssidf2_internal): Likewise.
12618 (*fix_truncdfsi2_internal): Likewise.
12619 (*fix_trunctfsi2_internal): Likewise.
12621 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12623 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12624 atmega32u2 devices.
12625 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12627 2009-07-17 Richard Guenther <rguenther@suse.de>
12630 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12631 (pass_warn_unused_result): Likewise.
12632 (TODO_set_props): Remove.
12633 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12635 (pass_diagnose_omp_blocks): Define.
12636 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12637 (c_gimple_diagnostics_recursively): Remove.
12638 (finish_function): Do not call it.
12639 (c_write_global_declarations): Continue after errors.
12640 Finalize the CU here.
12641 * c-gimplify.c (c_genericize): Do not gimplify here.
12642 * c-common.c (c_warn_unused_result): Move ...
12643 * tree-cfg.c (do_warn_unused_result): ... here.
12644 (run_warn_unused_result): New function.
12645 (gate_warn_unused_result): New function.
12646 (pass_warn_unused_result): New pass.
12647 * c-common.h (c_warn_unused_result): Remove.
12648 * flags.h (flag_warn_unused_result): Declare.
12649 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12650 * opts.c (flag_warn_unused_result): Initialize to false.
12651 * toplev.c (compile_file): Add comment.
12652 * omp-low.c (create_omp_child_function): Do not register
12653 the function with the frontend.
12654 (diagnose_omp_structured_block_errors): Prepare to be
12655 called as optimization pass.
12656 (gate_diagnose_omp_blocks): New function.
12657 (pass_diagnose_omp_blocks): New pass.
12658 * cgraph.h (cgraph_optimize): Remove.
12659 (cgraph_analyze_function): Likewise.
12660 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12661 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12662 before their parents here.
12663 (cgraph_finalize_function): Not here.
12664 (cgraph_analyze_function): Gimplify functions here.
12665 (cgraph_finalize_compilation_unit): Continue after errors.
12666 Optimize the callgraph from here.
12667 (cgraph_optimize): Make static.
12668 * langhooks.c (write_global_declarations): Finalize the CU.
12669 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12670 (gimplify_function_tree): Assert we gimplify only once.
12671 Set PROP_gimple_any property.
12672 * tree-nested.c (gimplify_all_functions): New function.
12673 (lower_nested_functions): Gimplify all nested functions.
12674 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12675 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12676 and pass_diagnose_omp_blocks after gimplification. Do not
12677 set TODO_set_props on all_lowering_passes.
12678 (execute_one_pass): Do not handle TODO_set_props.
12679 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12680 (gimplify.o): Add tree-pass.h dependency.
12681 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12682 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12683 (unsave_r): Likewise.
12684 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12685 temporary variable.
12687 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12689 * doc/service.texi (Service): Restore previously removed link,
12690 which isn't broken after all.
12692 2009-07-17 Richard Guenther <rguenther@suse.de>
12694 PR tree-optimization/40321
12695 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12696 PHI nodes to the maximal set.
12697 (make_values_for_phi): Add PHI arguments to the maximal set.
12698 (execute_pre): Dump PHI_GEN and the maximal set.
12700 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12703 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12706 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12708 * doc/extend.texi (Nested Functions): Replace broken link with
12710 * doc/service.texi (Service): Remove broken link.
12712 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12715 * builtins.c (expand_builtin_memcmp): Use loc instead of
12716 EXPR_LOCATION (exp).
12717 (expand_builtin_strncmp): Likewise.
12719 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12720 Manuel López-Ibáñez <manu@gcc.gnu.org>
12723 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12724 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12725 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12726 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12727 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12728 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12729 tree-inline.c, c-common.c, c-common.h, gimple.c,
12730 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12731 convert.c: Add location argument to fold_{unary,binary,ternary},
12732 fold_build[123], build_call_expr, build_size_arg,
12733 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12734 fold_build1_initializer, fold_build2_initializer,
12735 fold_build3_initializer, fold_build_call_array,
12736 fold_build_call_array_initializer, fold_single_bit_test,
12737 omit_one_operand, omit_two_operands, invert_truthvalue,
12738 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12739 combine_comparisons, fold_builtin_*, fold_call_expr,
12740 build_range_check, maybe_fold_offset_to_address, round_up,
12743 2009-07-16 Jason Merrill <jason@redhat.com>
12746 * c-common.c (c_common_reswords): Add __is_standard_layout
12748 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12749 * doc/implement-cxx.texi: New.
12750 * doc/gcc.texi: Include it.
12752 2009-07-16 DJ Delorie <dj@redhat.com>
12754 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12755 compares that may be indirectly affected by previous instructions.
12757 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12759 * builtins.c (do_mpc_arg2): New.
12760 (fold_builtin_2): Fold builtin cpow.
12761 * real.h (HAVE_mpc_pow): New.
12763 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12765 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12766 comparison to skip unprofitable schedule
12768 2009-07-16 Simon Baldwin <simonb@google.com>
12770 * gcc.c (option_map): New flag -no-canonical-prefixes.
12771 * (display_help): Print help text for new flag.
12772 * (process_command): Move options translation and language specifics
12773 and handle new flag early. Use it to set a function pointer to a
12774 prefix builder. Replace make_relative_prefix calls with calls to
12775 the function pointed to. Ignore new flag in regular options handling.
12776 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12778 2009-07-15 DJ Delorie <dj@redhat.com>
12780 * config/mep/mep.md (sibcall_internal): Change register to avoid
12781 argument registers.
12782 (sibcall_value_internal): Likewise.
12784 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12786 PR rtl-optimization/40710
12787 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12789 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12791 * config/mips/mips.md (*extenddi_truncate<mode>,
12792 *extendsi_truncate<mode>): Change type attribute to move_type
12793 with shift_shift. Split out code handling exts from here ...
12794 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12796 (*extendhi_truncateqi): Change type attribute to move_type with
12797 shift_shift. Split out code handling exts from here ...
12798 (*extendhi_truncateqi_exts): ... to this new pattern.
12800 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12802 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12803 instead of "and" with inverted sign bit mask value. Use
12804 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12805 Allocate registers only for operand 4 and operand 5.
12807 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12809 PR middle-end/40747
12810 * fold-const.c (fold_cond_expr_with_comparison): When folding
12811 < and <= to MIN, make sure the MIN uses the same type as the
12812 comparison's operands.
12814 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12816 * arm.md (ior_xor): New code iterator.
12817 (split for ior/xor with shift and zero-extend): New split pattern.
12818 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12820 2009-07-15 Richard Guenther <rguenther@suse.de>
12822 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12825 2009-07-15 Richard Guenther <rguenther@suse.de>
12827 PR middle-end/40753
12828 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12830 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12832 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12833 handle 2.6.30 kernel.
12835 2009-07-15 DJ Delorie <dj@redhat.com>
12837 * config/mep/mep.md (sibcall_internal): Change register to allow
12838 for 24-bit addresses.
12839 (sibcall_value_internal): Likewise.
12841 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12843 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12844 that are enabled/disabled by the flags introduced by a previous patch.
12846 2009-07-14 DJ Delorie <dj@redhat.com>
12848 * config/mep/mep.md (sibcall_internal): Include non-toggling
12850 (sibcall_value_internal): Likewise.
12852 2009-07-14 Taras Glek <tglek@mozilla.com>
12853 Rafael Espindola <espindola@google.com>
12855 * doc/sourcebuild.texi: Document install-plugin target.
12856 * configure.ac: Added install-plugin target to language makefiles.
12857 * configure: Regenerate.
12858 * Makefile.in (install-plugin): Install more headers,
12859 depend on lang.install-plugin.
12861 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12863 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12866 2009-07-14 DJ Delorie <dj@redhat.com>
12868 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12869 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12870 * config/mep/mep.md (sibcall_internal): Change test from
12871 mep_vliw_mode_match to mep_vliw_jmp_match.
12872 (sibcall_value_internal): Likewise.
12874 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12876 * config/i386/sse.md (copysign<mode>3): New expander.
12877 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12878 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12879 Use ix86_build_const_vector.
12880 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12881 IX86_BUILTIN_CPYSGNPD.
12882 (builtin_description): Add __builtin_ia32_copysignps and
12883 __builtin_ia32_copysignpd.
12884 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12885 and BUILT_IN_COPYSIGNF.
12887 2009-07-13 Jason Merrill <jason@redhat.com>
12889 * builtins.c (can_trust_pointer_alignment): New fn.
12890 (get_pointer_alignment): Factor it out from here.
12891 * tree.h: Declare it.
12893 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12895 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12898 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12902 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12904 2009-07-14 Richard Guenther <rguenther@suse.de>
12905 Andrey Belevantsev <abel@ispras.ru>
12907 PR middle-end/40745
12908 * cfgexpand.c (partition_stack_vars): Do not bother to update
12909 alias information when not optimizing.
12911 2009-07-14 Richard Guenther <rguenther@suse.de>
12912 Andrey Belevantsev <abel@ispras.ru>
12914 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12915 (pt_solution_set): Likewise.
12916 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12917 * tree-ssa-structalias.c (pt_solution_set): New function.
12918 * final.c (rest_of_clean_state): Free SSA data structures.
12919 * print-rtl.c (print_decl_name): Remove.
12920 (print_mem_expr): Implement in terms of print_generic_expr.
12921 * alias.c (ao_ref_from_mem): New function.
12922 (rtx_refs_may_alias_p): Likewise.
12923 (true_dependence): Query alias-export info.
12924 (canon_true_dependence): Likewise.
12925 (write_dependence_p): Likewise.
12926 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12928 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12929 (mem_expr_equal_p): Use operand_equal_p.
12930 (set_mem_attributes_minus_bitpos): Do not use
12931 component_ref_for_mem_expr.
12932 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12933 (update_alias_info_with_stack_vars): Likewise.
12934 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12935 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12936 explicitly nor clear stmt operands.
12937 Free the decl-to-pointer map.
12938 * tree-optimize.c (execute_free_datastructures): Do not free
12939 SSA data structures here.
12940 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12941 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12942 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12944 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12946 2009-07-13 DJ Delorie <dj@redhat.com>
12948 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12949 unrolling at the right iteration count.
12951 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12954 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12956 * haifa-sched.c (rank_for_schedule): Introduced flags to
12957 enable/disable individual scheduling heuristics.
12958 * common.opt: Introduced flags to enable/disable individual
12959 heuristics in the scheduler.
12960 * doc/invoke.texi: Introduced flags to enable/disable individual
12961 heuristics in the scheduler.
12963 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12965 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12966 config/i386/mingw-tls.c.
12967 * config/i386/mingw-tls.c: Removed.
12969 2009-07-13 Ira Rosen <irar@il.ibm.com>
12971 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12972 checks access only relevant statements.
12973 (vectorizable_reduction): Likewise.
12975 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12977 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12978 just for 32-bit case.
12980 2009-07-12 Jan Hubicka <jh@suse.cz>
12982 PR tree-optimization/40585
12983 * except.c (expand_resx_expr): When there already is resume
12984 instruction, produce linked list.
12985 (build_post_landing_pads): Assert that resume is empty.
12986 (connect_post_landing_pads): Handle resume lists.
12987 (dump_eh_tree): Dump resume list.
12989 2009-07-12 Ira Rosen <irar@il.ibm.com>
12991 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12992 with additional argument.
12993 * tree-vectorizer.h (enum vect_def_type): Add
12994 vect_double_reduction_def.
12995 (vect_is_simple_reduction): Add argument.
12996 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12998 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12999 vect_is_simple_reduction with additional argument.
13000 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13002 (reduction_code_for_scalar_code): Handle additional codes by
13003 returning ERROR_MARK for them. Fix comment and indentation.
13004 (vect_is_simple_reduction): Fix comment, add argument to specify
13005 double reduction. Detect double reduction.
13006 (get_initial_def_for_induction): Fix indentation.
13007 (get_initial_def_for_reduction): Fix comment and indentation.
13008 Handle double reduction. Create initial definitions that do not
13009 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13010 (vect_create_epilog_for_reduction): Fix comment, add argument to
13011 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13012 epilogue result extraction. Create double reduction phi node and
13013 replace relevant uses.
13014 (vectorizable_reduction): Call vect_is_simple_reduction with
13015 additional argument. Fix indentation. Update epilogue code treatment
13016 according to the changes in reduction_code_for_scalar_code. Check
13017 for double reduction. Call vect_create_epilog_for_reduction with
13018 additional argument.
13019 * tree-vect-stmts.c (process_use): Handle double reduction, update
13021 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13022 (vect_get_vec_def_for_operand): Likewise.
13024 2009-07-12 Danny Smith <dansmister@gmail.com>
13026 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13027 dllexport if !TREE_PUBLIC.
13028 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13030 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13032 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13033 (avr_extra_arch_macro) Remove declatation.
13034 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13035 (avr_extra_arch_macro) Declare as static.
13036 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13038 2009-07-11 Jan Hubicka <jh@suse.cz>
13040 PR middle-end/48388
13041 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13043 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13046 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13047 cold_in_std_section bits.
13048 (dwarf2out_begin_prologue): Initialize them.
13049 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13050 if already covered by text_section or cold_text_section range.
13052 PR rtl-optimization/40667
13053 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13054 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13055 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13056 * config/i386/i386.c (ix86_minimum_alignment): New function.
13057 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13058 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13059 * emit-rtl.c (gen_reg_rtx): Likewise.
13060 * function.c (assign_parms): Likewise. If nominal_type needs
13061 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13062 rather than passed_type's alignment.
13065 * function.c (assign_parm_setup_stack): Adjust
13066 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13067 from nominal_mode on big endian.
13069 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13071 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13073 2009-07-10 DJ Delorie <dj@redhat.com>
13075 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13077 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13079 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13081 (thumb2_cbnz): Likewise.
13083 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13086 * config.gcc (supported_defaults): Add synci.
13087 (with_synci): Add validation.
13088 (all_defaults): Add synci.
13089 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13092 * config/mips/mips.opt (msynci): New option.
13093 * config/mips/mips.c (mips_override_options): Warn on use of
13094 -msynci for targets that do now support it.
13095 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13097 * gcc/doc/invoke.texi (-msynci): Document the new option.
13098 * doc/install.texi (--with-synci): Document the new option.
13100 2009-07-10 Richard Guenther <rguenther@suse.de>
13102 PR tree-optimization/40496
13103 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13104 the PHI result with a compatible type.
13106 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13110 * c.opt (Wunused-result): New.
13111 * doc/invoke.texi: Document it.
13112 * c-common.c (c_warn_unused_result): Use it.
13114 2009-07-09 DJ Delorie <dj@redhat.com>
13116 * targhooks.c (default_target_can_inline_p): Rename from
13117 default_target_option_can_inline_p.
13118 * targhooks.h (default_target_can_inline_p): Likewise.
13119 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13120 TARGET_OPTION_CAN_INLINE_P.
13121 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13122 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13123 (mep_target_can_inline_p): Rename from
13124 mep_target_option_can_inline_p.
13127 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13128 registers used to pass vectors.
13130 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13132 2009-07-09 Tom Tromey <tromey@redhat.com>
13134 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13135 * config/mmix/mmix.c: Include dwarf2.h.
13136 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13137 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13138 * config/sh/sh.c: Include dwarf2.h.
13139 * config/i386/i386.c: Include dwarf2.h.
13140 * Makefile.in (DWARF2_H): Remove 'elf'.
13141 * except.c: Include dwarf2.h.
13142 * unwind-dw2.c: Include dwarf2.h.
13143 * dwarf2out.c: Include dwarf2.h.
13144 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13145 * unwind-dw2-fde.c: Include dwarf2.h.
13146 * dwarf2asm.c: Include dwarf2.h.
13148 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13150 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13151 (max_issue): Use it.
13152 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13154 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13155 (region_sched_info): Update.
13156 * sched-ebb.c (ebb_sched_info): Update.
13157 * modulo-sched.c (sms_sched_info): Update.
13158 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13160 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13162 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13164 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13166 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13168 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13170 PR middle-end/40692
13171 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13172 arg1 with arg01 if arg1 is already INTEGER_CST.
13174 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13176 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13177 Transform (and (truncate)) into (truncate (and)).
13179 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13181 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13182 creating LHS paradoxical subregs. Fix surrounding returns to
13183 use NULL_RTX rather than 0.
13185 2009-07-08 DJ Delorie <dj@redhat.com>
13187 * config/mep/mep.c (mep_option_can_inline_p): New.
13188 (TARGET_OPTION_CAN_INLINE_P): Define.
13190 2009-07-08 Mark Wielaard <mjw@redhat.com>
13193 * dwarf2out.c (add_data_member_location_attribute): When we have
13194 only a constant offset don't emit a new location description using
13195 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13198 2009-07-08 Richard Henderson <rth@redhat.com>
13201 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13202 (enum reg_class): Add CLOBBERED_REGS.
13203 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13204 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13205 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13206 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13207 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13208 force 64-bit sibcalls into R11.
13209 * config/i386/constraints.md (U): New constraint.
13210 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13211 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13212 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13214 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13216 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13218 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13219 * ebitmap.h (dump_ebitmap): Ditto.
13220 * optabs.h (optab_libfunc): Ditto.
13221 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13222 * tree-flow.h (vect_can_force_dr_alignment_p,
13223 get_vectype_for_scalar_type): Ditto.
13224 (vectorize_loops): Move prototype to ...
13225 * tree-vectorizer.h: ... here. Also, adjust comment.
13226 (vect_set_verbosity_level): Remove duplicate prototype.
13227 * tree-ssa-loop.c: Include tree-vectorizer.h.
13228 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13230 2009-07-08 Nick Clifton <nickc@redhat.com>
13232 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13235 2009-07-08 DJ Delorie <dj@redhat.com>
13237 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13238 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13239 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13241 * config/mep/intrinsics.md: Regenerated.
13242 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13243 registers when asm() or calls are detected.
13245 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13248 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13250 * gimple (gimple_build_call_from_tree): Likewise.
13251 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13252 no_warning flag before warning.
13254 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13256 * tree.c (set_expr_locus): Remove.
13257 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13258 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13260 * gimplify.c (internal_get_tmp_var): Likewise.
13261 (gimplify_call_expr): Likewise.
13262 (gimplify_one_sizepos): Likewise.
13264 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13267 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13268 to variables for debugging purposes.
13270 2009-06-23 Mark Loeser <mark@halcy0n.com>
13273 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13275 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13277 * pretty-print.c (pp_base_format): Remove %J.
13278 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13279 gcc_cxxdiag_char_table): Likewise.
13280 (init_dynamic_diag_info): Likewise.
13282 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13284 * pretty-print.c (pp_base_format): Remove %H.
13285 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13286 gcc_cxxdiag_char_table): Likewise.
13287 (init_dynamic_diag_info): Likewise.
13288 * config/mep/mep.c (mep_select_section): Likewise.
13290 2009-07-07 Duncan Sands <baldrick@free.fr>
13292 * final.c (pass_clean_state): Give the pass a name.
13293 * passes.c (pass_rest_of_compilation): Likewise.
13294 * tree-optimize.c (pass_all_optimizations): Likewise.
13296 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13298 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13299 an extra 'decl' for error_at.
13301 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13303 PR middle-end/40669
13304 * tree-tailcall.c (adjust_return_value_with_ops,
13305 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13306 if it has complex or vector type.
13308 2009-07-07 Olivier Hainque <hainque@adacore.com>
13310 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13313 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13315 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13317 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13319 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13320 * c-decl.c: Likewise.
13321 * function.c: Likewise.
13322 * varasm.c: Likewise.
13323 * tree-ssa.c: Likewise.
13324 * c-common.c: Likewise.
13325 * tree-cfg.c: Likewise.
13326 * config/spu/spu.c: Likewise.
13327 * config/ia64/ia64.c: Likewise.
13328 * config/v850/v850.c: Likewise.
13330 2009-07-06 DJ Delorie <dj@redhat.com>
13332 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13333 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13334 unspecified accesses to control registers.
13335 * config/mep/intrinsics.md: Regenerate.
13336 * config/mep/intrinsics.h: Regenerate.
13337 * config/mep/mep-intrin.h: Regenerate.
13339 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13341 * c-lex.c: Replace %H by an explicit location. Update all calls.
13342 * c-common.c: Likewise.
13343 * c-decl.c: Likewise.
13344 * c-typeck.c: Likewise.
13345 * fold-const.c: Likewise.
13346 * gimplify.c: Likewise.
13347 * stmt.c: Likewise.
13348 * tree-cfg.c: Likewise.
13349 * tree-ssa-loop-niter.c: Likewise.
13350 * tree-vrp.c: Likewise.
13351 * value-prof.c: Likewise.
13353 2009-07-06 Diego Novillo <dnovillo@google.com>
13355 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13356 if it has one. Handle cases where VAR does not have an
13357 annotation or cfun is NULL.
13359 2009-07-06 Diego Novillo <dnovillo@google.com>
13361 * tree.c: Include debug.h.
13362 (initialize_tree_contains_struct): New.
13363 (init_ttree): Call it.
13364 (tree_node_structure_for_code): Factor out of ...
13365 (tree_node_structure): ... here.
13366 * treestruct.def (TS_PHI_NODE): Remove.
13367 (TS_GIMPLE_STATEMENT): Remove.
13369 2009-07-06 Diego Novillo <dnovillo@google.com>
13371 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13372 (debug_tree_chain): Handle cycles.
13374 2009-07-06 Nick Clifton <nickc@redhat.com>
13375 DJ Delorie <dj@redhat.com>
13377 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13378 __FMOVD_ENABLED__ is defined.
13380 (TARGET_FMOVD): Provide a default definition.
13381 (MASK_FMOVD): Likewise.
13382 (TARGET_CPU_CPP_BUILTINS): Define
13383 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13384 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13385 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13386 (split for DF load from memory into register): Also handle
13387 MEMs which consist of REG+DISP addressing.
13388 (split for DF store from register to memory): Likewise.
13389 (movsf_ie): Always use single fp_mode.
13390 * config/sh/sh.c (sh_override_options): Do not automatically
13391 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13392 that to the -mfmovd command line switch.
13393 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13394 (fldi_ok): Always allow.
13395 * config/sh/sh.opt (mfmovd): Remove this switch.
13396 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13398 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13399 Kaz Kojima <kkojima@gcc.gnu.org>
13401 PR rtl-optimization/30807
13402 * postreload.c (reload_combine): For every new use of REG_SUM,
13403 record the use of BASE.
13405 2009-07-06 Jan Hubicka <jh@suse.cz>
13407 * params.def: Revert my accidental commit at 2009-06-30.
13409 2009-07-04 Ian Lance Taylor <iant@google.com>
13412 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13414 (mingw_format_attribute_overrides): Likewise.
13416 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13419 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13420 don't check cfa.reg. Instead of cfa.indirect use
13421 fde && fde->drap_reg != INVALID_REGNUM test.
13423 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13425 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13427 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13430 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13432 2009-07-03 Richard Guenther <rguenther@suse.de>
13434 PR tree-optimization/40640
13435 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13438 2009-07-03 Jan Hubicka <jh@suse.cz>
13440 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13441 for size, reduce amount of inlining.
13443 2009-07-03 Richard Guenther <rguenther@suse.de>
13445 PR middle-end/34163
13446 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13447 if t +- x is known to not overflow and the conversion widens the
13449 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13451 2009-07-03 Jan Hubicka <jh@suse.cz>
13453 * ipa-pure-const.c (analyze): Update loop optimizer init.
13454 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13455 try_remove_empty_loop, remove_empty_loops): Remove.
13456 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13457 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13458 to mark regular loops as neccesary.
13459 (degenerate_phi_p): New function.
13460 (propagate_necessity, remove_dead_phis): Use it.
13461 (forward_edge_to_pdom): Likewise.
13462 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13463 virtual PHI nodes that became unreachable.
13464 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13465 * tree-flow.h (remove_empty_loops): Remove.
13466 * passes.c (init_optimization_passes): Remove.
13468 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13470 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13471 can_create_pseudo_p.
13472 (*fix_trunc<mode>_i387_1): Ditto.
13473 (*floathi<mode>2_1): Ditto.
13474 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13475 (*fistdi2_1): Ditto.
13476 (*fist<mode>2_1): Ditto.
13477 (frndintxf2_floor): Ditto.
13478 (*fist<mode>2_floor_1): Ditto.
13479 (frndintxf2_ceil): Ditto.
13480 (*fist<mode>2_ceil_1): Ditto.
13481 (frndintxf2_trunc): Ditto.
13482 (frndintxf2_mask_pm): Ditto.
13483 (fxam<mode>2_i387_with_temp): Ditto.
13484 * config/i386/sse.md (mulv16qi3): Ditto.
13485 (*sse2_mulv4si3): Ditto.
13487 (sse4_2_pcmpestr): Ditto.
13488 (sse4_2_pcmpistr): Ditto.
13490 2009-07-03 Jan Hubicka <jh@suse.cz>
13492 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13493 (mark_stmt_necessary): Set it.
13494 (mark_operand_necessary): Set it.
13495 (mark_control_dependent_edges_necessary): Set it.
13496 (mark_virtual_phi_result_for_renaming): New function.
13497 (get_live_post_dom): New function.
13498 (forward_edge_to_pdom): New function.
13499 (remove_dead_stmt): Fix handling of control dependences.
13500 (tree_dce_init): Init new bitmap.
13501 (tree_dce_done): Free it.
13503 2009-07-02 Richard Guenther <rguenther@suse.de>
13506 * tree-ssa-structalias.c (new_var_info): Initialize
13509 2009-07-02 Jan Hubicka <jh@suse.cz>
13511 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13514 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13516 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13517 instead of recomputing it. Adjust calls.
13518 (emit_store_flag): Adjust recursive calls.
13520 2009-07-02 Richard Guenther <rguenther@suse.de>
13522 * tree-ssa-live.c (remove_unused_locals): Do not remove
13524 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13525 of DECL_EXTERNAL for HEAP variables.
13526 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13527 HEAP variables. Do not adjust RESTRICT vars.
13528 (find_what_var_points_to): Nobody cares if something
13529 points to READONLY.
13531 2009-07-02 Ben Elliston <bje@au.ibm.com>
13533 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13534 pc_low and pc_high declarations to the top of the function.
13536 2009-07-01 DJ Delorie <dj@redhat.com>
13538 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13539 registers as fixed.
13540 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13541 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13542 unspecified accesses to control registers.
13543 * config/mep/intrinsics.md: Regenerate.
13544 * config/mep/intrinsics.h: Regenerate.
13545 * config/mep/mep-intrin.h: Regenerate.
13547 2009-07-01 Anthony Green <green@moxielogic.com>
13549 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13550 instruction when possible.
13551 (moxie_expand_prologue): Ditto. Also, save an instruction and
13552 some complexity by popping off of $r12 instead of $sp.
13553 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13556 2009-07-01 Richard Henderson <rth@redhat.com>
13559 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13560 contained no insns, reposition note before last insn.
13562 2009-07-01 Richard Henderson <rth@redhat.com>
13565 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13566 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13568 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13571 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13572 darwin9 for printing reg addresses with %y.
13574 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13576 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13577 truncation from operands in binary operations.
13579 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13582 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13583 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13584 subreg of op0 to the original op0.
13586 * expmed.c (store_bit_field_1): Use a temporary as the destination
13587 instead of a paradoxical subreg when we need to truncate the result.
13589 2009-07-01 DJ Delorie <dj@redhat.com>
13591 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13592 names to VLIW variants.
13593 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13594 * config/mep/intrinsics.md: Regenerate.
13595 * config/mep/intrinsics.h: Regenerate.
13596 * config/mep/mep-intrin.h: Regenerate.
13598 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13601 * jump.c (returnjump_p): Revert last patch.
13602 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13604 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13607 * pa.md (casesi32p): Use jump table label to determine the offset
13609 (casesi64p): Likewise.
13611 * pa.c (forward_branch_p): Return bool type. Use instruction
13612 addresses when available. Assert that INSN has a jump label.
13613 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13616 2009-07-01 Richard Guenther <rguenther@suse.de>
13618 PR tree-optimization/19831
13619 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13620 that only act as barriers do not make any previous stores necessary.
13621 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13622 HEAP variables global, do not add a constraint from nonlocal.
13623 (find_func_aliases): Handle escapes through return statements.
13624 (compute_points_to_sets): Make escaped HEAP variables global.
13626 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13629 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13630 after reducing a DImode cstore to SImode.
13632 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13634 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13635 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13637 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13639 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13640 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13642 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13643 and umod_optab if TARGET_BSD_DIVMOD.
13644 * config/vax/lib1funcs.asm: New file.
13645 * config/vax/t-linux: New file.
13646 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13648 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13651 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13652 to type arguments that have void type.
13655 * dwarf2out.c (gen_formal_parameter_die): Call
13656 equate_decl_number_to_die if node is different from origin.
13658 2009-06-30 Anthony Green <green@moxielogic.com>
13660 Clean up moxie port for --enable-build-with-cxx.
13661 * config/moxie/moxie.c (moxie_function_value): First two
13662 parameters are const_tree, not tree.
13663 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13664 (REG_CLASS_NAMES): Ditto.
13665 (REGNO_REG_CLASS): Ditto.
13666 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13667 (moxie_function_value): Fix constyness of arguments.
13669 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13671 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13672 finalize_size_functions before further processing.
13673 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13674 (variable_size): Call self_referential_size on size expressions
13675 that contain a PLACEHOLDER_EXPR.
13676 (size_functions): New static variable.
13677 (copy_self_referential_tree_r): New static function.
13678 (self_referential_size): Likewise.
13679 (finalize_size_functions): New global function.
13680 * tree.c: Include tree-inline.h.
13681 (push_without_duplicates): New static function.
13682 (find_placeholder_in_expr): New global function.
13683 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13685 <tcc_expression>: Likewise.
13686 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13687 the call in the expression.
13688 * tree.h (finalize_size_functions): Declare.
13689 (find_placeholder_in_expr): Likewise.
13690 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13691 (substitute_placeholder_in_expr): Update comment.
13692 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13694 (copy_tree_body_r): Likewise.
13695 (copy_tree_body): New static function.
13696 (maybe_inline_call_in_expr): New global function.
13697 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13698 (maybe_inline_call_in_expr): Declare.
13699 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13700 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13703 2009-06-30 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13707 (propagate_necessity): Do not mark reaching defs of stores
13710 2009-06-30 Jan Hubicka <jh@suse.cz>
13712 * cfgloopanal.c (check_irred): Move into ...
13713 (mark_irreducible_loops): ... here; return true if ireducible
13715 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13716 (analyze_function): Try to prove loop finiteness.
13717 * cfgloop.h (mark_irreducible_loops): Update prototype.
13718 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13720 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13722 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13724 2009-06-30 Ira Rosen <irar@il.ibm.com>
13726 PR tree-optimization/40542
13727 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13730 2009-06-30 Martin Jambor <mjambor@suse.cz>
13732 PR tree-optimization/40582
13733 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13734 than useless_type_conversion_p.
13735 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13738 2009-06-30 Martin Jambor <mjambor@suse.cz>
13740 PR middle-end/40554
13741 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13743 2009-06-30 Richard Guenther <rguenther@suse.de>
13745 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13746 use ao_ref references.
13747 (walk_aliased_vdefs): Likewise.
13748 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13749 * tree-ssa-dce.c (struct ref_data): Remove.
13750 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13751 (mark_aliased_reaching_defs_necessary): Adjust.
13752 (mark_all_reaching_defs_necessary_1): Likewise.
13754 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13757 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13758 (emit_store_flag_1): Extract from emit_store_flag, adjust
13759 calls to (what now is) emit_cstore.
13760 (emit_store_flag): Call emit_store_flag_1 and also use it
13761 for what used to be recursive calls.
13763 2009-06-30 Wei Guozhi <carrot@google.com>
13766 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13767 if the target bb post dominates from bb.
13768 * config/i386/i386.c (memory_address_length): Check existence of base
13769 register before using it.
13771 2009-06-30 Nick Clifton <nickc@redhat.com>
13772 DJ Delorie <dj@redhat.com>
13774 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13775 __FMOVD_ENABLED__ is defined.
13777 (TARGET_FMOVD): Provide a default definition.
13778 (MASK_FMOVD): Likewise.
13779 (TARGET_CPU_CPP_BUILTINS): Define
13780 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13781 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13782 two fmov instructions depending upon whether TARGET_FMOVD is
13784 (split for DF load from memory into register): Also handle
13785 MEMs which consist of REG+DISP addressing.
13786 (split for DF store from register to memory): Likewise.
13787 * config/sh/sh.opt (mfmovd): Remove this switch.
13788 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13789 * config/sh/sh.c (sh_override_options): Do not automatically
13790 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13791 that to the -mfmovd command line switch.
13793 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13795 (fldi_ok): Always allow.
13796 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13798 2009-06-29 DJ Delorie <dj@redhat.com>
13800 * doc/install.texi (mep-x-elf): Correct chip's full name.
13802 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13804 * doc/extend.texi: Fix typo.
13806 2009-06-29 Tom Tromey <tromey@redhat.com>
13808 * dwarf2.h: Remove.
13809 * Makefile.in (DWARF2_H): New variable.
13810 (except.o): Use it.
13811 (dwarf2out.o): Likewise.
13812 (dwarf2asm.o): Likewise.
13813 * config/i386/t-i386: Use DWARF2_H.
13814 * except.c: Include elf/dwarf2.h.
13815 * unwind-dw2.c: Include elf/dwarf2.h.
13816 * dwarf2out.c: Include elf/dwarf2.h.
13817 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13818 <dtprel>: New field.
13819 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13820 (size_of_loc_descr): Likewise.
13821 (output_loc_operands_raw): Likewise.
13822 (output_loc_operands): Handle new dtprel field.
13823 (loc_checksum): Update.
13824 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13825 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13826 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13827 * dwarf2asm.c: Include elf/dwarf2.h.
13828 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13829 * config/mmix/mmix.c: Include elf/dwarf2.h.
13830 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13831 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13832 * config/sh/sh.c: Include elf/dwarf2.h.
13833 * config/i386/i386.c: Include elf/dwarf2.h.
13835 2009-06-29 DJ Delorie <dj@redhat.com>
13837 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13839 * doc/extend.texi: Add MeP attributes and pragmas.
13840 * doc/invoke.text: Add MeP Options.
13841 * doc/contrib.texi: Add MeP contribution.
13842 * doc/md.texi: Add MeP constraints.
13843 * doc/install.texi: Add MeP target.
13845 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13847 * target.h (struct gcc_target): Add frame_pointer_required field.
13848 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13849 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13850 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13852 * reload1.c (update_eliminables): (Ditto.).
13853 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13854 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13855 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13857 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13859 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13860 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13861 (arm_frame_pointer_required): New function.
13863 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13864 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13865 (avr_frame_pointer_required_p): Declare as static.
13866 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13868 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13869 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13870 (bfin_frame_pointer_required): Make as static, change return type
13872 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13874 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13875 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13876 (cris_frame_pointer_required): New function.
13878 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13880 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13881 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13882 (fr30_frame_pointer_required): New function.
13884 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13885 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13886 (frv_frame_pointer_required): Make as static, change return type
13888 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13890 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13891 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13892 (ix86_frame_pointer_required): Make as static, change return type to
13894 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13896 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13897 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13899 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13901 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13903 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13905 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13906 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13907 (mips_frame_pointer_required): Make as static.
13908 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13910 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13911 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13912 (mmix_frame_pointer_required): Mew function.
13914 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13915 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13917 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13919 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13921 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13923 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13924 (CAN_ELIMINATE): Redefine.
13925 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13926 (sparc_frame_pointer_required): New function.
13927 (sparc_can_eliminate): New function.
13928 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13930 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13931 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13933 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13934 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13935 (xtensa_frame_pointer_required): Make as static, change return type
13937 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13940 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13942 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13943 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13944 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13945 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13946 (register_callback): Handle PLUGIN_START_UNIT.
13947 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13949 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13951 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13953 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13954 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13956 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13958 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13961 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13963 * doc/extend.texi (Additional Floating Types): __float128 is also
13964 supported on i386 targets.
13966 2009-06-29 Richard Guenther <rguenther@suse.de>
13968 PR middle-end/14187
13969 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13971 (pt_solutions_same_restrict_base): Declare.
13972 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13974 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13975 (make_constraint_from, make_copy_constraint): Move earlier.
13976 (make_constraint_from_heapvar): New function.
13977 (make_constraint_from_restrict): Likewise.
13978 (handle_lhs_call): Use it.
13979 (find_func_aliases): Use it to track conversions to restrict
13980 qualified pointers.
13981 (struct fieldoff): Add only_restrict_pointers flag.
13982 (push_fields_onto_fieldstack): Initialize it.
13983 (create_variable_info_for): Track global restrict qualified pointers.
13984 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13985 Track restrict qualified pointer arguments.
13986 (set_uids_in_ptset): Use varinfo is_global_var flag.
13987 (find_what_var_points_to): Set the vars_contains_restrict flag.
13988 Always create the points-to solution for sets including restrict tags.
13989 (pt_solutions_same_restrict_base): New function.
13990 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13991 qualified pointers use pt_solutions_same_restrict_base as
13992 additional source for disambiguation.
13994 2009-06-29 Richard Guenther <rguenther@suse.de>
13996 PR middle-end/38212
13997 * alias.c (find_base_decl): Remove.
13998 (get_deref_alias_set_1): Remove restrict handling.
13999 * c-common.c (c_apply_type_quals_to_decl): Do not set
14000 DECL_POINTER_ALIAS_SET.
14001 * gimplify.c (find_single_pointer_decl_1): Remove.
14002 (find_single_pointer_decl): Likewise.
14003 (internal_get_tmp_var): Remove restrict handling.
14004 (gimple_regimplify_operands): Likewise.
14005 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14006 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14007 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14008 * tree.c (restrict_base_for_decl): Remove.
14009 (init_ttree): Do not allocate it.
14010 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14011 LABEL_DECL_UID for label decls.
14012 (copy_node_stat): Do not copy restrict information.
14013 (decl_restrict_base_lookup): Remove.
14014 (decl_restrict_base_insert): Likewise.
14015 (print_restrict_base_statistics): Likewise.
14016 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14017 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14018 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14019 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14020 (LABEL_DECL_UID): Adjust.
14021 (DECL_BASED_ON_RESTRICT_P): Remove.
14022 (DECL_GET_RESTRICT_BASE): Likewise.
14023 (SET_DECL_RESTRICT_BASE): Likewise.
14024 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14026 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14027 instead of DECL_POINTER_ALIAS_SET.
14028 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14029 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14030 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14032 2009-06-29 Richard Guenther <rguenther@suse.de>
14034 PR tree-optimization/40579
14035 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14036 the IL to simplify has constants that overflowed.
14038 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14040 PR tree-optimization/40550
14041 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14042 vector_compute_type only when the size of vector_compute_type is
14043 less than the size of type.
14045 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14047 * fold-const.c (contains_label_1): Fix comments.
14048 (contains_label_p): Do not walk trees multiple time.
14050 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14052 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14053 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14054 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14055 ix86_fp_comparison_operator.
14056 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14057 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14058 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14059 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14060 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14061 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14062 (related splits): Change predicate to ix86_fp_comparison_operator.
14063 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14064 instead of ix86_fp_comparison_codes.
14065 (ix86_trivial_fp_comparison_operator,
14066 ix86_fp_comparison_operator): New.
14067 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14068 (ix86_expand_compare): Eliminate last two parameters.
14069 (ix86_fp_jump_nontrivial_p): Kill.
14070 * config/i386/i386.c (put_condition_code): Eliminate call to
14071 ix86_fp_comparison_codes and subsequent assertion.
14072 (ix86_fp_comparison_codes): Eliminate.
14073 (ix86_fp_swap_condition): New.
14074 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14075 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14076 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14077 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14078 and ix86_fp_swap_condition.
14079 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14080 Use ix86_fp_comparison_strategy.
14081 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14082 (ix86_fp_jump_nontrivial_p): Eliminate.
14083 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14084 call to ix86_expand_compare.
14085 (ix86_split_fp_branch, ix86_expand_setcc,
14086 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14087 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14089 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14091 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14092 related to jump_clobbers.
14093 * config/arm/arm.md (conds): Remove jump_clob case.
14094 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14095 splits): Change comparison_operator to arm_comparison_operator.
14096 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14099 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14101 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14102 condition for floating point modes.
14103 * expmed.c (emit_store_flag_1): Move here a bigger part
14104 of emit_store_flag.
14105 (emit_store_flag): Try swapping the condition for floating point
14107 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14109 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14111 * expr.c (expand_expr_real_1): Just use do_store_flag.
14112 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14113 emit_store_flag_force.
14114 * expmed.c (emit_store_flag_force): Copy here trick
14115 previously in expand_expr_real_1. Try reversing the comparison.
14116 (emit_store_flag_1): Work if target is NULL.
14117 (emit_store_flag): Work if target is NULL, using the result mode
14118 from the comparison. Use split_comparison, restructure final part
14119 to simplify conditionals.
14121 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14123 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14124 * dojump.c (do_jump): Change handling of floating-point
14125 ops to use just do_compare_and_jump.
14126 (split_comparison): New.
14127 (do_compare_rtx_and_jump): Add here logic coming previously
14128 in do_jump, using split_comparison.
14130 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14133 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14135 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14137 * tree-ssa-alias.c: Fix unintentional commit.
14139 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14141 * passes.c (execute_one_pass): Fix unintentional commit.
14143 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14145 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14146 (df_rd_local_compute, df_md_local_compute): Inline them.
14148 (df_md_scratch): New.
14149 (df_md_alloc, df_md_free): Allocate/free it.
14150 (df_md_local_compute): Only include live registers in init.
14151 (df_md_transfer_function): Prune the in-set computed by
14152 the confluence function, and the gen-set too.
14154 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14156 PR rtl-optimization/26854
14157 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14158 * df-problems.c (df_rd_add_problem): Fix comment.
14159 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14160 df_md_simulate_artificial_defs_at_top,
14161 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14162 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14163 df_md_transfer_function, df_md_init, df_md_confluence_0,
14164 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14165 problem_MD, df_md_add_problem): New.
14166 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14167 df_md_get_bb_info): New.
14168 (DF_LAST_PROBLEM_PLUS1): Adjust.
14170 * Makefile.in (fwprop.o): Include domwalk.h.
14171 * fwprop.c: Include domwalk.h.
14172 (reg_defs, reg_defs_stack): New.
14173 (bitmap_only_bit_between): Remove.
14174 (process_defs): New.
14175 (process_uses): Use reg_defs and local_md instead of
14176 bitmap_only_bit_between and local_rd.
14177 (single_def_use_enter_block): New, from build_single_def_use_links.
14178 (single_def_use_leave_block): New.
14179 (build_single_def_use_links): Remove code moved to
14180 single_def_use_enter_block, invoke domwalk.
14181 (use_killed_between): Adjust comment.
14183 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14185 * bitmap.h (bitmap_ior_and_into): New.
14186 * bitmap.c (bitmap_ior_and_into): New.
14188 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14190 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14191 before_dom_children_before_stmts and after_dom_children_after_stmts.
14192 Rename the two remaining callbacks to just before_dom_children and
14193 after_dom_children. Remove other GIMPLE statement walking bits.
14194 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14195 * graphite.c: Do not include domwalk.h.
14196 * tree-into-ssa.c (interesting_blocks): New global.
14197 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14198 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14199 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14200 now that they're not domwalk callbacks.
14201 (rewrite_initialize_block): Rename to...
14202 (rewrite_enter_block): ... this, place after called functions. Test
14203 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14204 (rewrite_finalize_block): Rename to...
14205 (rewrite_leave_block): ... this, place after called functions.
14206 (rewrite_update_init_block): Rename to...
14207 (rewrite_update_enter_block): ... this, place after called functions.
14208 Test interesting_blocks, call rewrite_update_stmt and
14209 rewrite_update_phi_arguments.
14210 (rewrite_update_fini_block): Rename to...
14211 (rewrite_leave_block): ... this, place after called functions.
14212 (rewrite_blocks): Remove last argument, simplify initialization of
14214 (mark_def_sites_initialize_block): Rename to...
14215 (mark_def_sites_block): ... this, call mark_def_sites.
14216 (mark_def_sites_blocks): Remove argument, simplify initialization of
14218 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14219 (update_ssa): Likewise.
14220 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14222 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14223 (dom_opt_initialize_block): Rename to...
14224 (dom_opt_enter_block): ... this, place after called functions. Walk
14225 statements here, inline propagate_to_outgoing_edges.
14226 (dom_opt_finalize_block): Rename to...
14227 (dom_opt_leave_block): ... this, place after called functions.
14228 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14230 (dse_enter_block, dse_record_phi): New.
14231 (dse_record_phis): Delete.
14232 (dse_finalize_block): Rename to...
14233 (dse_leave_block): ... this.
14234 (tree_ssa_dse): Simplify initialization of walk_data.
14235 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14236 Adjust initialization of walk_data.
14237 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14238 * tree-ssa-loop-phiopt.c (get_non_trapping):
14239 Adjust initialization of walk_data.
14240 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14241 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14242 it's not a domwalk callback.
14243 (uncprop_initialize_block): Rename to...
14244 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14245 (dse_finalize_block): Rename to...
14246 (dse_leave_block): ... this.
14247 (tree_ssa_uncprop): Simplify initialization of walk_data.
14248 * Makefile.in: Adjust dependencies.
14250 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14252 * arm.md (casesi): Fix test for Thumb1.
14253 (thumb1_casesi_internal_pic): Likewise.
14254 (thumb1_casesi_dispatch): Likewise.
14256 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14258 * config/arm/arm-cores.def: Added core cortex-m0.
14259 * config/arm/arm-tune.md: Regenerated.
14260 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14262 2009-06-26 DJ Delorie <dj@redhat.com>
14264 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14266 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14267 the scheduler doesn't tag jump insns.
14269 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14271 * c-decl.c (merge_decls): Re-indent.
14273 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14276 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14277 Special-case decimal float constants.
14279 2009-06-26 Richard Henderson <rth@redhat.com>
14281 * function.h (struct function): Add cannot_be_copied_reason,
14282 and cannot_be_copied_set.
14283 * tree-inline.c (has_label_address_in_static_1): Rename from
14284 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14285 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14286 don't set inline_forbidden_reason.
14287 (copy_forbidden): New function, split out of inline_forbidden_p.
14288 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14289 (inline_forbidden_p): Use copy_forbidden.
14290 (tree_versionable_function_p): Likewise.
14291 (inlinable_function_p): Merge into tree_inlinable_function_p.
14292 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14293 * ipa-cp.c (ipcp_versionable_function_p): New function.
14294 (ipcp_cloning_candidate_p): Use it.
14295 (ipcp_node_modifiable_p): Likewise.
14297 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14299 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14300 that is marked not to be inlined. Remove flag_mudflap use.
14301 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14302 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14304 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14307 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14308 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14310 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14312 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14314 (__mingwthr_remove_key_dtor): Likewise.
14316 2009-06-26 Richard Guenther <rguenther@suse.de>
14318 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14320 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14322 PR middle-end/40525
14323 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14324 try the non-cond_exec path also.
14326 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14329 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14330 (output_cbranch): Use new functions.
14331 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14334 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14335 Pat Haugen <pthaugen@us.ibm.com>
14336 Revital Eres <ERES@il.ibm.com>
14338 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14339 for %c error. Add %x support to print VSX registers as a unified
14340 register set, instead of separate float and altivec registers.
14341 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14342 %y case, and add support for VSX pre-modify addresses.
14343 (output_toc): Add assert for CONST containing an integer constant
14345 (rs6000_adjust_cost): Add POWER7 support.
14346 (insn_must_be_first_in_group): Ditto.
14347 (insn_must_be_last_in_group): Ditto.
14348 (rs6000_emit_popcount): Ditto.
14349 (rs6000_vector_mode_supported_p): Ditto.
14351 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14352 Change some of the functions called by macros to being called
14353 through a pointer, so debug functions can be inserted if
14354 -mdebug=addr or -mdebug=cost.
14355 (rs6000_preferred_reload_class_ptr): Ditto.
14356 (rs6000_secondary_reload_class_ptr): Ditto.
14357 (rs6000_secondary_memory_needed_ptr): Ditto.
14358 (rs6000_cannot_change_mode_class_ptr): Ditto.
14359 (rs6000_secondary_reload_inner): Ditto.
14360 (rs6000_legitimize_reload_address): Ditto.
14361 (rs6000_legitimize_reload_address_ptr): Ditto.
14362 (rs6000_mode_dependent_address): Ditto.
14363 (rs6000_mode_dependent_address_ptr): Ditto.
14365 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14366 function to return true if the mode allows reg + integer
14368 (virtual_stack_registers_memory_p): New function to return true if
14369 the address refers to a virtual stack register.
14370 (rs6000_legitimate_offset_address_p): Move code to say whether a
14371 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14373 (rs6000_legitimate_address_p): Add checks for modes that only can
14374 do reg+reg addressing. Start adding VSX support.
14375 (rs6000_legitimize_reload_address): Ditto.
14376 (rs6000_legitimize_address): Ditto.
14377 (rs6000_debug_legitimate_address_p): New debug functions for
14378 -mdebug=addr and -mdebug=cost.
14379 (rs6000_debug_rtx_costs): Ditto.
14380 (rs6000_debug_address_costs): Ditto.
14381 (rs6000_debug_adjust_cost): Ditto.
14382 (rs6000_debug_legitimize_address): Ditto.
14383 (rs6000_legitimize_reload_address_ptr): Point to call normal
14384 function or debug function. Make functions called via pointer
14386 (rs6000_mode_dependent_address_ptr): Ditto.
14387 (rs6000_secondary_reload_class_ptr): Ditto.
14388 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14389 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14390 into a friendlier error.
14391 (rs6000_init_builtins): Add initial VSX support.
14392 (rs6000_adjust_cost): Fix some spacing issues.
14394 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14395 (REG_CLASS_NAMES): Ditto.
14396 (REG_CLASS_CONTENTS): Ditto.
14397 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14398 pointer, to add -mdebug=addr support.
14399 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14400 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14401 -mdebug=addr support.
14402 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14403 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14404 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14406 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14408 (bswapsi*): Set attribute types for load/store. Add combiner
14409 patterns to eliminate zero extend on 64-bit.
14410 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14411 stdbrx if the hardware supports those instructions.
14413 2009-06-25 Ian Lance Taylor <iant@google.com>
14415 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14416 (Link Options): Document -static-libstdc++.
14418 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14421 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14422 DATA_ALIGNMENT instead.
14424 2009-06-25 Richard Guenther <rguenther@suse.de>
14426 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14427 indirect references against the callused/escaped solutions.
14428 (call_may_clobber_ref_p_1): Likewise.
14430 2009-06-25 Martin Jambor <mjambor@suse.cz>
14432 PR tree-optimization/40493
14433 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14434 (enum unscalarized_data_handling): New type.
14435 (handle_unscalarized_data_in_subtree): Return what has been done.
14436 (load_assign_lhs_subreplacements): Handle left flushes differently.
14437 (sra_modify_assign): Use unscalarized_data_handling, simplified
14438 condition determining whether to remove the statement.
14440 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14442 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14443 excerpt - @ should be doubled for texinfo.
14445 2009-06-24 Ian Lance Taylor <iant@google.com>
14447 * config/arc/arc.c: Include "df.h".
14448 (arc_attribute_table): Make static. Move higher in file.
14449 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14450 (output_shift): Initialize n later to avoid warning.
14451 * config/arm/arm.c (arm_attribute_table): Make static. Move
14453 * config/avr/avr.c (avr_attribute_table): Make static. Move
14455 (reg_class_tab): Change array type from int to enum reg_class.
14456 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14458 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14459 (lshrhi3_out): Likewise.
14460 (class_likely_spilled_p): Change return type to bool.
14461 (avr_rtx_costs): Use local code variable with enum type.
14462 * config/avr/avr.md (movmemhi): Use add_reg_note.
14463 (andhi3, andsi3): Don't use AS2 with "and".
14464 (iorhi3, iorsi3): Don't use AS2 with "or".
14465 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14466 * config/crx/crx.c: Include "df.h".
14467 (crx_attribute_table): Make static.
14468 * config/m32r/m32r.c: Include "df.h".
14469 (m32r_attribute_table): Make static. Move higher in file.
14470 (pop): Use add_reg_note.
14471 (block_move_call): Change 0 to LCT_NORMAL in function call.
14472 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14473 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14474 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14475 declare, not just when TREE_CODE is defined.
14476 * config/m68hc11/m68hc11.c: Include "expr.h".
14477 (m68hc11_attribute_table): Make static. Move higher in file.
14478 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14480 (m68hc11_register_indirect_p): Likewise.
14481 (m68hc11_function_arg_padding): Change return type to enum
14483 (emit_move_after_reload): Use add_reg_note.
14484 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14485 (m68hc11_split_logical): Likewise.
14486 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14488 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14489 to VOIDmode in function call.
14490 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14492 (m68hc11_split_logical): Update declaration.
14493 (m68hc11_function_arg_padding): Update declaration.
14494 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14495 to array of enum reg_class.
14496 (mcore_attribute_table): Make static. Move higher in file.
14497 (mcore_rtx_costs): Add cast to enum type.
14498 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14499 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14500 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14502 * config/sh/predicates.md (trapping_target_operand): Rename and to
14504 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14506 * config/spu/spu.c (spu_attribute_table): Make static. Move
14508 * config/v850/v850.c (v850_attribute_table): Make static. Move
14510 (v850_rtx_costs): Use local code with enum type.
14511 (expand_epilogue): Add cast.
14512 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14514 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14517 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14518 -m2a-single-only and -m2a-nofpu.
14519 * config/sh/sh.opt: Document m2a generates FPU code.
14521 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14523 * defaults.h (CAN_ELIMINATE): Provide default.
14524 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14525 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14526 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14527 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14528 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14529 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14530 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14531 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14532 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14533 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14535 2009-06-24 DJ Delorie <dj@redhat.com>
14537 * mep-ext-cop.cpu: Fix copyright notice.
14538 * mep-default: Fix copyright notice.
14539 * mep-core: Fix copyright notice.
14540 * mep: Fix copyright notice.
14541 * mep-ivc2: Fix copyright notice.
14542 * mep-c5: Fix copyright notice.
14544 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14546 * doc/contrib.texi (Contributors):
14548 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14550 PR middle-end/40501
14551 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14552 src and dst operands if necessary.
14554 2009-06-23 DJ Delorie <dj@redhat.com>
14557 * config.gcc: Add mep support.
14558 * recog.c: Resurrect validate_replace_rtx_subexp().
14559 * recog.h: Likewise.
14560 * config/mep/: Add new port:
14561 * config/mep/constraints.md: New file.
14562 * config/mep/default.h: New file.
14563 * config/mep/intrinsics.h: New file.
14564 * config/mep/intrinsics.md: New file.
14565 * config/mep/ivc2-template.h: New file.
14566 * config/mep/mep-c5.cpu: New file.
14567 * config/mep/mep-core.cpu: New file.
14568 * config/mep/mep-default.cpu: New file.
14569 * config/mep/mep-ext-cop.cpu: New file.
14570 * config/mep/mep-intrin.h: New file.
14571 * config/mep/mep-ivc2.cpu: New file.
14572 * config/mep/mep-lib1.asm: New file.
14573 * config/mep/mep-lib2.c: New file.
14574 * config/mep/mep-pragma.c: New file.
14575 * config/mep/mep-protos.h: New file.
14576 * config/mep/mep-tramp.c: New file.
14577 * config/mep/mep.c: New file.
14578 * config/mep/mep.cpu: New file.
14579 * config/mep/mep.h: New file.
14580 * config/mep/mep.md: New file.
14581 * config/mep/mep.opt: New file.
14582 * config/mep/predicates.md: New file.
14583 * config/mep/t-mep: New file.
14585 2009-06-23 Ian Lance Taylor <iant@google.com>
14587 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14588 from loose_warn into c_loose_warn and from strict_warn into
14589 c_strict_warn. Set and substitute warn_cxxflags. Check for
14590 --enable-build-with-cxx. Set and substitute
14591 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14592 * Makefile.in (CXXFLAGS): New variable.
14593 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14594 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14595 the default is the same as $(STRICT_WARN).
14596 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14597 (CXX): New variable.
14598 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14599 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14600 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14601 (HOST_LIBS): New variable.
14602 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14603 (ALL_CXXFLAGS): New variable.
14604 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14605 * doc/install.texi (Configuration): Document
14606 --enable-build-with-cxx, --with-stage1-ldflags,
14607 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14608 * configure: Rebuild.
14610 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14612 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14613 from previous commit.
14615 2009-06-23 Ian Lance Taylor <iant@google.com>
14617 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14619 2009-06-23 Ian Lance Taylor <iant@google.com>
14621 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14622 with ATTRIBUTE_UNUSED.
14624 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14625 Pat Haugen <pthaugen@us.ibm.com>
14626 Revital Eres <eres@il.ibm.com>
14628 * config.in (HAVE_AS_POPCNTD): Add default definition.
14629 (HAVE_AS_LWSYNC): Ditto.
14631 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14633 (gcc_cv_as_powerpc_cmpb): Ditto.
14634 (gcc_cv_as_powerpc_dfp): Ditto.
14635 (gcc_cv_as_powerpc_vsx): Ditto.
14636 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14637 supporting the popcntd/lwsync instructions.
14638 (gcc_cv_as_powerpc_lwsync): Ditto.
14639 * configure: Regenerate.
14641 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14642 -mcpu=native and -mcpu=power7.
14643 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14645 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14646 a variable instead of a mask to reduce the number of mask bits.
14647 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14648 (-mbit-word): Ditto.
14649 (-mregnames): Ditto.
14650 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14651 (-mfused-madd): Ditto.
14653 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14655 (-mvsx): New switch for VSX instructions.
14656 (-misel): Move from a variable to a mask to allow it to be set by
14659 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14660 function declaration to an array declaration.
14661 (rs6000_hard_regno_nregs): New external array declaration.
14663 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14664 files included by rs6000.md.
14666 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14667 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14669 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14671 (rs6000_debug_reg): New -mdebug= variables.
14672 (rs6000_debug_addr): Ditto.
14673 (rs6000_debug_cost): Ditto.
14674 (rs6000_pmode): New variable to hold Pmode.
14675 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14676 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14677 calculated at compiler start.
14678 (rs6000_hard_regno_nregs): Change function to an array which holds
14679 HARD_REGNO_NREGS calculated at compiler start.
14680 (rs6000_explicit_options): Delete isel field.
14681 (rs6000_vector_unit): New array to hold which vector unit
14682 supports arithmetic options for a given type.
14683 (rs6000_vector_mem): New array to hold which vector unit supports
14684 memory reference operations for a given type.
14685 (rs6000_vector_align): New array to given the alignment of each
14687 (power7_cost): New basic costs for power7.
14688 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14689 (rs6000_hard_regno_nregs_internal): New function, moved from
14690 HARD_REGNO_NREGS, to calculate the number of registers each hard
14691 register takes for each type.
14692 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14693 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14694 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14695 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14696 unit information here so it is calculated once at compiler startup
14698 (rs6000_override_options): Make -misel a target mask. Add more
14699 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14700 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14702 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14703 (rs6000_handle_option): Move -misel from variable to target mask.
14704 (rs6000_builtin_mask_for_load): Add VSX support.
14705 (rs6000_conditional_register_usage): Ditto.
14706 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14707 (function_arg_boundary): Ditto.
14708 (rs6000_expand_builtin): Ditto.
14709 (def_builtin): Make abort message a little friendlier.
14710 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14712 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14713 assembler support the popcntd instruction instead of a vsx
14714 instruction to enable power7 support.
14715 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14716 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14717 option to the assembler if -mcpu=native.
14718 (ASM_CPU_NATIVE_SPEC): Ditto.
14719 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14721 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14722 the lwsync instruction.
14723 (enum processor_type): Add PROCESSOR_POWER7.
14724 (rs6000_debug_reg): New -mdebug= options.
14725 (rs6000_debug_addr): Ditto.
14726 (rs6000_debug_cost): Ditto.
14727 (rs6000_isel): Delete.
14728 (enum rs6000_vector): New enum to say what vector unit we have.
14729 (VECTOR_UNIT_*): New macros to say which vector unit has
14730 arithmetic operations for a given type.
14731 (VECTOR_MEM_*): New macros to say which vector unit has memory
14732 operations for a given type.
14733 (TARGET_LDBRX): Whether the machine supports the ldbrx
14735 (TARGET_ISEL): Delete, -misel moved to be a mask.
14736 (TARGET_ISEL64): New macro for 64-bit isel support.
14737 (UNITS_PER_VSX_WORD): New macro.
14738 (POINTER_SIZE): Move to be an external variable, rather than
14739 calculating whether we are generating 32 ot 64-bit code.
14741 (STACK_BOUNDARY): Add VSX support.
14742 (LOCAL_ALIGNMENT): Ditto.
14743 (SLOW_UNALIGNED_ACCESS): Ditto.
14744 (VSX_REGNO_P): New macro for VSX support.
14745 (VFLOAT_REGNO_P): Ditto.
14746 (VINT_REGNO_P): Ditto.
14747 (VLOGICAL_REGNO_P): Ditto.
14748 (VSX_VECTOR_MODE): Ditto.
14749 (VSX_SCALAR_MODE): Ditto.
14751 (VSX_MOVE_MODE): Ditto.
14752 (VSX_REG_CLASS_P): Ditto.
14753 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14755 (UNITS_PER_SIMD_WORD): Add VSX support.
14756 (MODES_TIEABLE_P): Ditto.
14757 (STARTING_FRAME_OFFSET): Ditto.
14758 (STACK_DYNAMIC_OFFSET): Ditto.
14759 (EPILOGUE_USES): Ditto.
14760 (REGNO_REG_CLASS): Move to array lookup.
14761 (CLASS_MAX_NREGS): Ditto.
14762 (rs6000_vector_reg_class): Add declaration.
14763 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14764 overlap with the floating point and Altivec registers.
14766 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14768 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14769 give the appropriate asm switches if -mcpu=native.
14770 (host_detect_local_cpu): Add support for "asm".
14771 (host_detect_local_cpu): Follow GNU code guidelines for name.
14773 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14774 -mbit-word to a variable instead of being a target mask.
14776 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14777 emit the lwsync instruction instead of emitting the instruction as
14778 an integer constant.
14780 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14781 fixuns_trundfsi2, move expander into rs6000.md.
14783 * config/rs6000/rs6000.md (cpu): Add power7.
14784 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14785 (logical predicate patterns): Change the single instruction
14786 primitives that set CR0 to be fast_compare instead of compare.
14788 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14789 (popcntddi2): Ditto.
14790 (popcount<mode>): Ditto.
14791 (floating multiply/add insns): Name the floating point
14792 multiply/add insns.
14793 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14794 (isel_unsigned_<mode>): Ditto.
14795 (fixuns_trundfsi2): Move expander here from spe.md.
14796 (smindi3): Define if we have -misel on 64-bit systems.
14801 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14803 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14805 * config/avr/avr.c (avr_current_device): New variable.
14806 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14807 (avr_arch, mcu_type_s): Move to avr.h.
14808 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14809 default_data_section_start fields.
14810 (avr_arch): Moved from avr.c.
14811 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14812 library_name fields.
14813 (avr_current_device, avr_mcu_types, avr_arch_types,
14814 avr_device_to_arch, avr_device_to_data_start,
14815 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14816 (EXTRA_SPEC_FUNCTIONS): Define.
14817 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14818 options mapping. Use device_to_arch and device_to_data_start insted.
14819 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14820 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14821 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14822 * config/avr/driver-avr.c: New file.
14823 * config/avr/avr-devices.c: New file.
14825 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14827 * var-tracking.c (unshare_variable): Force initialized to
14828 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14829 (set_variable_part): Likewise.
14830 (struct variable_union_info): Remove pos_src field.
14831 (vui_vec, vui_allocated): New variables.
14832 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14833 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14834 == 1 use a simpler sorting algorithm. Compute pos field right
14835 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14836 Avoid quadratic comparison if !flag_var_tracking_uninit.
14837 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14838 unshare_variable unconditionally.
14839 (dataflow_set_different_2): Removed.
14840 (dataflow_set_different): Don't traverse second hash table.
14841 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14842 unconditionally to var_reg_set or var_mem_set.
14843 (emit_notes_in_bb): Likewise.
14844 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14846 (emit_note_insn_var_location): Don't set initialized to
14847 VAR_INIT_STATUS_INITIALIZED early.
14848 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14850 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14852 * tree-object-size.c (addr_object_size): Instead of checking
14853 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14854 are no FIELD_DECLs following it.
14856 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14858 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14859 order to match bswaps with signed source operands.
14861 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14863 * sdbout.c (sdbout_one_type): Fix braces in switch.
14865 2009-06-23 Richard Guenther <rguenther@suse.de>
14867 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14869 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14870 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14871 var_callused, callused_tree, var_storedanything, storedanything_tree,
14872 var_integer, integer_tree): Remove global variables.
14873 (new_var_info): Do not pass new id, append the new var to the
14874 global variable vector.
14875 (do_ds_constraint): Use is_global_var member of the variable-info.
14876 (new_scalar_tmp_constraint_exp): Adjust.
14877 (create_function_info_for): Likewise.
14878 (create_variable_info_for): Likewise.
14879 (find_what_var_points_to): Remove dead code.
14880 (init_base_vars): Simplify.
14881 (compute_points_to_sets): Adjust.
14883 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14885 * combine.c (try_combine): Dump information about the insns we're
14888 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14890 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14891 check when calling force_to_mode on TRUNCATE's operand.
14893 2009-06-22 Ian Lance Taylor <iant@google.com>
14895 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14897 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14899 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14901 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14903 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14904 override library linkage flags such as -static-libgcc or
14907 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14909 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14911 2009-06-22 Ian Lance Taylor <iant@google.com>
14913 * config/linux.opt: Put mglibc ahead of muclibc.
14915 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14916 for duplicate decls.
14918 2009-06-22 Matthias Klose <doko@ubuntu.com>
14920 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14922 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14925 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14926 instead of NULL if a parser error occurs.
14928 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14930 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14931 non-DWARF2_DEBUGGING_INFO version.
14933 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14935 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14936 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14938 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14939 (LIBGCC2_TF_CEXT): Define.
14942 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14945 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14947 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14949 * config/arm/arm.c (arm_override_options): Disable
14950 -mcaller-super-interworking and -mcallee-super-interworking.
14951 * doc/invoke.texi (ARM Options): Document this.
14953 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14955 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14956 * config/arm/constraints.md (j): New constraint for movw operands.
14957 (N): Remove thumb2 meaning.
14958 * config/arm/arm.md (*arm_movw): Delete.
14959 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14960 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14961 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14963 2009-06-22 Martin Jambor <mjambor@suse.cz>
14965 PR tree-optimization/40492
14966 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14967 build_ref_for_offset.
14969 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14971 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14972 JUMP_TABLE_DATA_P predicates where applicable.
14973 * auto-inc-dec.c: Ditto.
14974 * builtins.c: Ditto.
14975 * caller-save.c: Ditto.
14977 * cfgcleanup.c: Ditto.
14978 * cfglayout.c: Ditto.
14980 * combine.c: Ditto.
14981 * combine-stack-adj.c: Ditto.
14985 * df-scan.c: Ditto.
14987 * dwarf2asm.c: Ditto.
14988 * dwarf2out.c: Ditto.
14989 * emit-rtl.c: Ditto.
14995 * function.c: Ditto.
14998 * genpreds.c: Ditto.
14999 * genrecog.c: Ditto.
15001 * ira-costs.c: Ditto.
15002 * ira-lives.c: Ditto.
15004 * loop-iv.c: Ditto.
15005 * lower-subreg.c: Ditto.
15006 * modulo-sched.c: Ditto.
15008 * postreload.c: Ditto.
15009 * print-rtl.c: Ditto.
15011 * reginfo.c: Ditto.
15012 * regmove.c: Ditto.
15013 * reload1.c: Ditto.
15016 * rtlanal.c: Ditto.
15018 * sched-vis.c: Ditto.
15020 * sel-sched-ir.c: Ditto.
15021 * simplify-rtx.c: Ditto.
15022 * targhooks.c: Ditto.
15023 * var-tracking.c: Ditto.
15024 * vmsdbgout.c: Ditto.
15026 2009-06-22 Matthias Klose <doko@ubuntu.com>
15028 * Makefile.in (install-plugin): Always use DESTDIR.
15030 2009-06-22 Olivier Hainque <hainque@adacore.com>
15032 * config/pa/pa.c (output_call): Don't optimize post call jumps
15033 into return address adjustments if the call may throw.
15035 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15037 * arm.c (thumb1_output_casesi): New function.
15038 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15039 optimizing for size or PIC.
15040 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15041 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15042 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15043 (thumb1_casesi_internal_pic): New expand rule.
15044 (thumb1_casesi_dispatch): New pattern.
15045 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15047 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15048 in the text seciton when PIC or optimizing for size.
15049 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15050 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15051 preservation properties of code.
15052 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15053 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15054 (__gnu_thumb1_case_si): New function.
15055 * t-arm (LIB1ASMSRC): Define here.
15056 (LIB1ASMFUNCS): Add some common functions.
15057 * t-arm-elf (LIB1ASMSRC): Delete.
15058 (LIB1ASMFUNCS): Append to existing set.
15059 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15060 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15061 * t-symbian (LIB1ASMFUNCS): Likewise.
15062 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15063 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15065 2009-06-21 Richard Guenther <rguenther@suse.de>
15067 PR tree-optimization/38729
15068 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15069 to loops with a single exit if -fno-expensive-optimizations.
15071 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15073 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15074 (dataflow_set): Change vars type from htab_t to shared_hash.
15075 (shared_hash_pool, empty_shared_hash): New variables.
15076 (vars_clear): Removed.
15077 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15078 shared_hash_find_slot_unshare, shared_hash_find_slot,
15079 shared_hash_find_slot_noinsert, shared_hash_find): New
15081 (shared_hash_unshare, shared_hash_destroy): New functions.
15082 (unshare_variable): Unshare set->vars if shared, use
15084 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15085 (get_init_value, find_src_set_src, dump_dataflow_set,
15086 clobber_variable_part, emit_notes_for_differences): Use
15088 (dataflow_set_init): Remove second argument, set vars to
15089 empty_shared_hash instead of creating a new htab.
15090 (dataflow_set_clear): Call shared_hash_destroy and set vars
15091 to empty_shared_hash instead of calling vars_clear.
15092 (dataflow_set_copy): Don't call vars_copy, instead just share
15093 the src htab with dst.
15094 (variable_union): Use shared_hash_*, use initially NO_INSERT
15095 lookup if set->vars is shared. Don't keep slot cleared before
15096 calling unshare_variable. Unshare set->vars if needed.
15097 Even ->refcount == 1 vars must be unshared if set->vars is shared
15098 and var needs to be modified.
15099 (variable_canonicalize): New function.
15100 (dataflow_set_union): If dst->vars is empty, just share src->vars
15101 with dst->vars and traverse with variable_canonicalize to canonicalize
15102 and unshare what is needed.
15103 (dataflow_set_different): If old_set and new_set use the same shared
15104 htab, they aren't different. If number of htab elements is different,
15105 htabs are different. Use shared_hash_*.
15106 (dataflow_set_destroy): Call shared_hash_destroy instead of
15108 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15109 second argument to dataflow_set_init.
15110 (vt_initialize): Likewise. Initialize shared_hash_pool and
15111 empty_shared_hash, move bb in/out initialization afterwards.
15112 Use variable_htab_free instead of NULL as changed_variables del hook.
15113 (variable_was_changed): Change type of second argument to pointer to
15114 dataflow_set. When inserting var into changed_variables, bump
15115 refcount. Unshare set->vars if set is shared htab and slot needs to
15117 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15118 lookup if set->vars is shared. Unshare set->vars if needed.
15119 Even ->refcount == 1 vars must be unshared if set->vars is shared
15120 and var needs to be modified. Adjust variable_was_changed caller.
15121 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15122 vars must be unshared if set->vars is shared and var needs to be
15123 modified. Adjust variable_was_changed caller.
15124 (emit_note_insn_var_location): Don't pool_free var.
15125 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15127 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15128 free_alloc_pool on shared_hash_pool.
15130 2009-06-20 Anthony Green <green@moxielogic.com>
15132 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15133 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15135 2009-06-20 Richard Guenther <rguenther@suse.de>
15137 * tree-ssa-structalias.c (find_func_aliases): For memset use
15138 a constraint from NULL if we memset to zero.
15139 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15140 we explicitly handle that do not read from memory.
15141 (call_may_clobber_ref_p_1): Properly handle builtins that may
15144 2009-06-20 Richard Guenther <rguenther@suse.de>
15146 PR tree-optimization/40495
15147 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15148 (new_scalar_tmp_constraint_exp): New function.
15149 (process_constraint): Do not create temporary decls.
15150 (process_all_all_constraints): Likewise.
15151 (handle_const_call): Likewise.
15152 (create_function_info_for): Do not set decl.
15154 2009-06-19 Ian Lance Taylor <iant@google.com>
15156 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15157 (rs6000_attribute_table): Make static; move before use.
15159 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15161 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15162 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15163 Propagate the TREE_READONLY flag without overwriting it.
15164 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15165 Propagate the TREE_READONLY flag onto the result.
15166 (process_call_operands): Move around. Use correct constant value.
15168 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15171 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15172 * config/arm/arm.md: Likewise.
15174 2009-06-19 Ian Lance Taylor <iant@google.com>
15176 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15177 to GIMPLE_ERROR_MARK.
15179 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15180 op2_original_type parameters. Warn about using different enum types.
15181 * c-parser.c (c_parser_conditional_expression): Pass original
15182 types to build_conditional_expr.
15183 * c-tree.h (build_conditional_expr): Update declaration.
15185 2009-06-19 Ian Lance Taylor <iant@google.com>
15187 * config/i386/i386.c (ix86_function_specific_save): Test that
15188 fields match values, rather than testing the values are in a
15191 2009-06-19 Richard Guenther <rguenther@suse.de>
15193 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15194 ADDR_EXPR pointers.
15195 (ptr_derefs_may_alias_p): Likewise.
15196 (ptr_deref_may_alias_ref_p_1): New function.
15197 (ptr_deref_may_alias_ref_p): Likewise.
15198 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15199 covered by looking at the ESCAPED solution.
15200 (call_may_clobber_ref_p_1): Likewise.
15201 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15202 Handle NULL_TREE offset. Do not produce redundant constraints.
15203 (process_all_all_constraints): New helper function.
15204 (do_structure_copy): Use it.
15205 (handle_lhs_call): Likewise.
15206 (find_func_aliases): Handle some builtins with pointer arguments
15207 and/or return values explicitly.
15209 2009-06-19 Ian Lance Taylor <iant@google.com>
15211 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15213 2009-06-19 Ian Lance Taylor <iant@google.com>
15215 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15217 2009-06-19 Ian Lance Taylor <iant@google.com>
15219 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15220 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15223 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15224 uninitialized const.
15226 2009-06-19 Ian Lance Taylor <iant@google.com>
15228 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15231 * c-decl.c (in_struct, struct_types): Remove.
15232 (struct c_binding): Add in_struct field.
15233 (c_binding_ptr): Define type, along with VEC.
15234 (struct c_struct_parse_info): Define.
15235 (struct_parse_info): New static variable.
15236 (bind): Initialize in_struct field.
15237 (start_struct): Remove enclosing_in_struct and
15238 enclosing_struct_types parameters. Add
15239 enclosing_struct_parse_info parameter. Change all callers. Set
15240 struct_parse_info rather than in_struct and struct_types.
15241 (grokfield): If -Wc++-compat and there is a symbol binding for the
15242 field name, set the in_struct flag and push it on the
15243 struct_parse_info->fields vector.
15244 (warn_cxx_compat_finish_struct): New static function.
15245 (finish_struct): Remove enclosing_in_struct and
15246 enclosing_struct_types parameters. Add
15247 enclosing_struct_parse_info parameter. Change all callers. Don't
15248 set C_TYPE_DEFINED_IN_STRUCT here. Call
15249 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15250 parameter. Only push on struct_types if warn_cxx_compat.
15251 (finish_enum): Only push on struct_types if warn_cxx_compat.
15252 (declspecs_add_type): Add loc parameter. Change all callers.
15253 Change all error calls to error_at. Pass loc, not input_location,
15254 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15255 defined in a struct. If -Wc++-compat and parsing a struct, record
15256 that a typedef name was used.
15257 * c-parser.c (c_parser_declspecs): Get location to pass to
15258 declspecs_add_type.
15259 (c_parser_struct_or_union_specifier): Update calls to start_struct
15261 * c-tree.h (struct c_struct_parse_info): Declare.
15262 (finish_struct, start_struct): Update declarations.
15263 (declspecs_add_type): Update declaration.
15265 2009-06-19 Ian Lance Taylor <iant@google.com>
15267 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15268 variable with an anonymous type.
15270 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15272 * see.c: Remove for real.
15274 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15276 * optabs.h (enum optab_index): Add new OTI_significand.
15277 (significand_optab): Define corresponding macro.
15278 * optabs.c (init_optabs): Initialize significand_optab.
15279 * genopinit.c (optabs): Implement significand_optab using
15280 significand?f2 patterns.
15281 * builtins.c (expand_builtin_mathfn): Handle
15282 BUILT_IN_SIGNIFICAND{,F,L}.
15283 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15284 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15286 * config/i386/i386.md (significandxf2, significand<mode>2): New
15287 expanders to implement significandf, significand and significandl
15288 built-ins as inline x87 intrinsics.
15290 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15292 * config/avr/avr.c (avr_override_options): Remove setting value of
15293 PARAM_INLINE_CALL_COST.
15295 2009-06-18 Richard Henderson <rth@redhat.com>
15298 * tree-pass.h (TDF_ASMNAME): New.
15299 * tree-dump.c (dump_options): Add asmname.
15300 * doc/invoke.texi: Document it.
15302 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15303 (dump_decl_name): ...here.
15304 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15305 (dump_generic_node): Update dump_function_name calls.
15306 (print_call_name): New flags arg; update all dump calls.
15307 * diagnostic.h (print_call_name): Update.
15308 * gimple-pretty-print.c (dump_gimple_call): Update.
15310 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15313 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15315 2009-06-18 Diego Novillo <dnovillo@google.com>
15317 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15318 * plugin.c (str_license): Declare.
15319 (try_init_one_plugin): Assert that the symbol
15320 'plugin_is_GPL_compatible' exists.
15322 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15325 * Makefile.in (OBJS-common): Remove see.o.
15327 * common.opt (fsee): Mark as preserved for backward compatibility.
15328 * opts.c (common_handle_option): Add OPT_fsee to the backward
15329 compatibility section.
15330 * passes.c (init_optimization_passes, pass_see): Remove pass.
15331 * timevar.def (TV_SEE): Remove.
15332 * tree-pass.h (pass_see): Remove declaration.
15333 * doc/invoke.texi (-fsee): Remove documentation.
15335 2009-06-18 Martin Jambor <mjambor@suse.cz>
15337 * tree-sra.c: Include statistics.h
15338 (sra_stats): New variable.
15339 (sra_initialize): Clear sra_stats.
15340 (create_access_replacement): Increment sra_stats.replacements.
15341 (get_access_replacement): Do not return twice.
15342 (analyze_all_variable_accesses): Increment statistics counter by the
15343 number of scalarized aggregates.
15344 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15345 (sra_modify_expr): Increment sra_stats.exprs.
15346 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15347 (sra_modify_assign): Increment sra_stats.exprs,
15348 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15349 (perform_intra_sra): Update statistics counters.
15350 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15352 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15354 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15355 (arm_scalar_mode_supported_p): New function.
15357 2009-06-18 Paul Brook <paul@codesourcery.com>
15358 Sandra Loosemore <sandra@codesourcery.com>
15360 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15361 (__extendhfsf2, __truncsfhf2): Define.
15362 * config/arm/fp16.c: New file.
15363 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15364 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15366 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15368 * doc/extend.texi (Half-Precision): New section.
15369 * doc/invoke.texi (Option Summary): List -mfp16-format.
15370 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15371 * config/arm/arm.opt (mfp16-format=): New.
15372 * config/arm/arm.c: Include intl.h.
15373 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15374 (TARGET_INVALID_RETURN_TYPE): Redefine.
15375 (TARGET_PROMOTED_TYPE): Redefine.
15376 (TARGET_CONVERT_TO_TYPE): Redefine.
15377 (arm_fp16_format): Define.
15378 (all_fpus): Add entry for neon-fp16.
15379 (fp_model_for_fpu): Likewise.
15380 (struct fp16_format): Declare.
15381 (all_fp16_formats): Define.
15382 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15384 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15386 (arm_legitimate_index_p): Treat HFmode like HImode.
15387 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15388 (coproc_secondary_reload_class): Special-case HFmode.
15389 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15390 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15391 (arm_init_fp16_builtins): New.
15392 (arm_init_builtins): Call it.
15393 (arm_invalid_parameter_type): New.
15394 (arm_invalid_return_type): New.
15395 (arm_promoted_type): New.
15396 (arm_convert_to_type).
15397 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15399 (arm_emit_fp16_const): New function.
15400 (arm_mangle_type): Mangle __fp16 as "Dh".
15401 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15403 (TARGET_NEON_FP16): New.
15404 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15405 (enum fputype): Add FPUTYPE_NEON_FP16.
15406 (enum arm_fp16_format_type): Declare.
15407 (arm_fp16_format): Declare.
15408 (LARGEST_EXPONENT_IS_NORMAL): Define.
15409 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15410 * config/arm/arm-modes.def (HFmode): Define.
15411 * config/arm/vfp.md (*movhf_vfp): New.
15412 (extendhfsf2): New.
15414 * config/arm/arm.md (fpu): Add neon_fp16.
15415 (floatsihf2, floatdihf2): New.
15416 (fix_trunchfsi2, fix_trunchfdi2): New.
15418 (extendhfdf2): New.
15420 (*arm32_movhf): New.
15421 (*thumb1_movhf): New.
15422 (consttable_2): Add check for HFmode constants.
15423 (consttable_4): Handle HFmode constants.
15425 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15427 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15429 2009-06-17 Olivier Hainque <hainque@adacore.com>
15431 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15432 const char ** conversion in AIX specific section.
15434 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15436 * config/i386/i386.c (ix86_special_builtin_type): Remove
15437 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15438 (bdesc_special_args): Updated.
15439 (ix86_init_mmx_sse_builtins): Likewise.
15440 (ix86_expand_special_args_builtin): Likewise.
15442 2009-06-17 Richard Henderson <rth@redhat.com>
15444 * tree-pretty-print.c (maybe_dump_asm_name): New.
15445 (dump_decl_name): Use it.
15446 (PRINT_FUNCTION_NAME): Merge into...
15447 (dump_function_name): ... here. Use maybe_dump_asm_name.
15449 2009-06-17 Cary Coutant <ccoutant@google.com>
15451 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15453 * debug.c (struct gcc_debug_hooks): Change placeholder for
15455 (debug_nothing_int_charstar_int): Replaced by...
15456 (debug_nothing_int_charstar_int_bool): ...this.
15457 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15458 source_line prototype.
15459 (debug_nothing_int_charstar_int): Replaced by...
15460 (debug_nothing_int_charstar_int_bool): ...this.
15461 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15462 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15463 Output is_stmt operand when necessary.
15464 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15465 (notice_source_line): Add is_stmt parameter.
15466 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15467 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15469 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15470 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15472 2009-06-17 Ian Lance Taylor <iant@google.com>
15474 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15476 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15479 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15481 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15482 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15483 tree_strip_sign_nop_conversions and
15484 tree_ssa_strip_useless_type_conversions rather than stripping
15485 the operations here.
15486 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15488 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15489 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15490 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15491 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15494 2009-06-17 Michael Eager <eager@eagercon.com>
15496 * config/rs6000/constraints.md (register_constraint "d"): New.
15497 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15498 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15499 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15500 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15501 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15502 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15503 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15504 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15505 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15506 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15508 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15509 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15510 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15511 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15512 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15513 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15514 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15515 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15516 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15517 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15518 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15519 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15520 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15521 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15523 2009-06-16 Ian Lance Taylor <iant@google.com>
15525 * profile.c (total_num_never_executed): Don't define.
15526 (compute_branch_probabilities): Don't count or print
15527 num_never_executed.
15528 (init_branch_prob): Don't set total_num_never_executed.
15529 (end_branch_prob): Don't print total_num_never_executed.
15531 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15533 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15535 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15537 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15538 (nabstd2_fpr): Same.
15540 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15542 * expr.c (expand_assignment): Change complex type check.
15544 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15546 * doc/plugins.texi (Building GCC plugins): Added new section.
15548 2009-06-17 Ian Lance Taylor <iant@google.com>
15550 * c-pch.c (get_ident): Don't set size of templ array.
15551 (pch_init): Don't set size of partial_pch array.
15553 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15554 string constant to intialize an array whose size is the length of
15557 2009-06-17 Richard Guenther <rguenther@suse.de>
15559 PR tree-optimization/40389
15560 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15561 to addressable types.
15562 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15564 2009-06-17 Richard Guenther <rguenther@suse.de>
15566 PR middle-end/40460
15567 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15568 if there is no evolution of left in the loop bail out.
15569 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15570 chrec_fold_multiply.
15572 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15573 Janis Johnson <janis187@us.ibm.com>
15576 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15577 for the symbol ref of a constant that is the source of a move
15578 - nor for any other not-obvious-label-ref constants.
15580 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15582 * plugin.c (position_pass): Skip newly inserted pass during list
15583 traversal to avoid repeated insertion.
15585 2009-06-16 Ian Lance Taylor <iant@google.com>
15587 * vec.h (VEC_stack_alloc): Define different version if
15588 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15589 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15590 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15591 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15593 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15595 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15598 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15599 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15600 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15601 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15602 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15603 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15604 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15605 __builtin_ia32_rdtscp.
15606 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15607 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15608 and __builtin_ia32_rorhi.
15609 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15610 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15611 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15612 (ix86_expand_args_builtin): Likewise.
15613 (ix86_expand_special_args_builtin): Likewise.
15615 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15616 (UNSPECV_RDTSC): Likewise.
15617 (UNSPECV_RDPMC): Likewise.
15618 (*bsr): Renamed to ...
15620 (*bsr_rex64): Renamed to ...
15623 (*rdpmc): Likewise.
15624 (*rdpmc_rex64): Likewise.
15626 (*rdtsc): Likewise.
15627 (*rdtsc_rex64): Likewise.
15628 (rdtscp): Likewise.
15629 (*rdtscp): Likewise.
15630 (*rdtscp_rex64): Likewise.
15632 * config/i386/ia32intrin.h: New.
15634 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15636 2009-06-16 Ian Lance Taylor <iant@google.com>
15638 * ira-build.c (copy_info_to_removed_store_destinations):
15639 Initialize parent_a.
15641 2009-06-16 Ian Lance Taylor <iant@google.com>
15643 * c-decl.c (grokdeclarator): Change size_varies to bool.
15645 2009-06-16 Ian Lance Taylor <iant@google.com>
15647 * sel-sched.c: Make forward declarations of move_op_hooks and
15648 fur_hooks explicitly extern.
15650 2009-06-16 Ian Lance Taylor <iant@google.com>
15652 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15653 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15655 2009-06-16 Ian Lance Taylor <iant@google.com>
15657 * resource.c (mark_referenced_resources): Change
15658 include_delayed_effects parameter to bool. Change all callers.
15659 (mark_end_of_function_resources): Likewise.
15660 * reorg.c (insn_references_resource_p): Likewise.
15661 (insn_sets_resource_p): Likewise.
15662 * resource.h (mark_referenced_resources): Update declaration.
15663 (mark_end_of_function_resources): Update declaration.
15665 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15667 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15669 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15671 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15672 GCC can bootstrap on AIX with GNU Binutils 2.20.
15674 2009-06-16 Ian Lance Taylor <iant@google.com>
15676 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15678 2009-06-16 Ian Lance Taylor <iant@google.com>
15680 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15681 inline, not extern inline.
15682 (exact_log2): Likewise.
15683 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15685 (exact_log2): Likewise, but don't test CTZ_HWI.
15687 2009-06-16 Ian Lance Taylor <iant@google.com>
15689 * bitmap.c (bitmap_clear): Don't declare as inline.
15690 * gimple.c (gimplify_assign): Likewise.
15691 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15692 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15693 (sched_scan_info): Remove duplicate definition.
15695 2009-06-16 Ian Lance Taylor <iant@google.com>
15697 * c-common.c (skip_evaluation): Don't define.
15698 (c_inhibit_evaluation_warnings): Define global variable.
15699 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15700 than skip_evaluation.
15701 (convert_and_check, warn_for_div_by_zero): Likewise.
15702 * c-common.h (skip_evaluation): Don't declare.
15703 (c_inhibit_evaluation_warnings): Declare.
15704 * c-parser.c (c_parser_typeof_specifier): Set
15705 c_inhibit_evaluation_warnings rather than skip_evaluation.
15706 (c_parser_conditional_expression): Likewise.
15707 (c_parser_binary_expression): Likewise.
15708 (c_parser_sizeof_expression): Likewise.
15709 (c_parser_alignof_expression): Likewise.
15710 * c-typeck.c (build_indirect_ref): Check
15711 c_inhibit_evaluation_warnings rather than skip_evaluation.
15712 (build_conditional_expr, build_binary_op): Likewise.
15714 2009-06-16 Richard Guenther <rguenther@suse.de>
15716 * tree-ssa-alias.c (is_escape_site): Remove.
15717 * tree-ssa-alias.h (enum escape_type): Remove.
15718 (is_escape_site): Likewise.
15719 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15720 via casts and asms without deferring to is_escape_site.
15722 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15724 PR middle-end/40446
15725 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15726 use gen_lowpart if op0 has complex mode.
15728 2009-06-16 Richard Guenther <rguenther@suse.de>
15730 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15731 variables add them to ESCAPED.
15732 (find_func_aliases): Do not make all indirectly stored values escaped.
15734 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15736 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15737 make_decl_one_only.
15739 2009-06-16 Martin Jambor <mjambor@suse.cz>
15741 PR tree-optimization/40432
15742 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15743 check whether we need to force gimple register operand.
15745 2009-06-16 Martin Jambor <mjambor@suse.cz>
15747 PR tree-optimization/40413
15748 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15749 build_ref_for_offset.
15750 (propagate_subacesses_accross_link): Fix a typo in a comment.
15752 2009-06-16 Ira Rosen <irar@il.ibm.com>
15754 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15755 with additional parameter.
15756 * tree-vectorizer.h (enum vect_def_type): Add new value
15758 (enum vect_relevant): Add comments.
15759 (vect_is_simple_reduction): Add new argument.
15760 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15761 Detect nested cycles.
15762 (vect_is_simple_reduction): Update documentation, add an argument to
15763 distinguish inner-loop reduction from nested cycle, detect nested
15764 cycles, fix printings and indentation, don't swap operands in case
15766 (get_initial_def_for_reduction): Handle subtraction.
15767 (vect_create_epilog_for_reduction): Add new argument to specify
15768 reduction variable.
15769 (vect_finalize_reduction): Handle subtraction, fix comments.
15770 (vectorizable_reduction): Handle nested cycles. In case of nested
15771 cycle keep track of the reduction variable position. Call
15772 vect_is_simple_reduction with additional parameter. Use original
15773 statement code in reduction epilogue for nested cycle. Call
15774 vect_create_epilog_for_reduction with additional parameter.
15775 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15776 inner-loop vectorization.
15777 (vect_recog_widen_sum_pattern): Likewise.
15778 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15780 (vect_mark_stmts_to_be_vectorized): Likewise.
15781 (vect_get_vec_def_for_operand): Handle nested cycles.
15783 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15785 * doc/invoke.texi (Debugging Options): Fix option index entries
15786 for -fdump-statistics, -frandom-seed add entries for
15787 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15788 (FRV Options): Fix entries for -mTLS, -mtls.
15789 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15790 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15791 (M68hc1x Options): Fix @itemx for -mnominmax.
15792 (MCore Options): Fix entry for -mno-lsim.
15793 (MMIX Options): Fix entry for -mabi=mmixware.
15794 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15796 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15798 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15799 Mention the plugin mode of gengtype.
15800 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15801 * gengtype.c: Updated copyright.
15802 (plugin_files, nb_plugin_files) Added new static variables.
15803 (measure_input_list) Care about plugin_files.
15804 (write_rtx_next): Added early return in plugin mode.
15805 (create_file): Updated copyright year in generated file. Added
15807 (oprintf): Added early return if NULL outf.
15808 (get_output_file_with_visibility): Care of plugin_files.
15809 (get_output_file_name): May return null.
15810 (write_local): Added early return.
15811 (put_mangled_filename): Ditto.
15812 (finish_root_table): Added check for base_files.
15813 (write_roots): Care about null when plugins.
15814 (main): Added plugin mode.
15816 2009-06-15 Ian Lance Taylor <iant@google.com>
15818 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15819 * gcov.c (read_count_file): Add braces around variables declared
15822 * c.opt (Wjump-misses-init): New warning.
15823 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15824 -Wall and -Wc++-compat if not already set.
15825 (c_common_post_options): Clear warn_jump_misses_init if it was not
15827 * c-decl.c (struct c_binding): Change type field to a union with
15828 new label field. Make it the first field in the struct. Update
15829 references to type to use u.type instead.
15830 (struct c_spot_bindings): Define.
15831 (struct c_goto_bindings): Define.
15832 (c_goto_bindings_p): Define, along with VECs.
15833 (struct c_label_vars): Define.
15834 (struct c_scope): Add has_label_bindings field.
15835 (bind_label, set_spot_bindings): New static functions.
15836 (decl_jump_unsafe, update_spot_bindings): New static functions.
15837 (update_label_decls): New static function.
15838 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15839 Update binding u.label field to shadowed field.
15840 (c_binding_start_stmt_expr): New function.
15841 (c_binding_end_stmt_expr): New function.
15842 (pushdecl): Don't call c_begin_vm_scope.
15843 (make_label): Add defining and p_label_vars parameters. Change
15845 (lookup_label): Correct test for whether a label has not yet been
15846 defined. Call bind_label rather than bind.
15847 (warn_about_goto): New static function.
15848 (lookup_label_for_goto): New function.
15849 (declare_label): Call bind_label rather than bind.
15850 (check_earlier_gotos): New static function.
15851 (define_label): Don't give errors about jumping into statement
15852 expressions or scopes of variably modified types. Call
15853 set_spot_bindings and check_earlier_gotos. Call bind_label
15854 instead of bind. Don't set label_context_stack_se or
15855 label_context_stack_vm.
15856 (c_get_switch_bindings): New function.
15857 (c_release_switch_bindings): New function.
15858 (c_check_switch_jump_warnings): New function.
15859 (start_function): Don't set label_context_stack_se or
15860 label_context_stack_vm.
15861 (finish_function): Likewise.
15862 * c-typeck.c (label_context_stack_se): Don't define.
15863 (label_context_stack_vm): Don't define.
15864 (c_finish_goto_label): Call lookup_label_for_goto rather than
15865 lookup_label. Don't give errors about jumping into a statement
15866 expression or the scope of a variably modified type. Don't set
15867 label_context_stack_se or label_context_stack_vm.
15868 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15869 fields. Add bindings field.
15870 (c_start_case): Don't set deleted fields. Set bindings field.
15871 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15872 or blocked_vm. Call c_check_switch_jump_warnings.
15873 (c_finish_case): Don't test blocked_stmt_expr field. Call
15874 c_release_switch_bindings.
15875 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15876 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15877 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15878 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15879 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15880 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15881 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15882 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15883 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15884 (C_DECL_UNJUMPABLE_VM): Don't define.
15885 (C_DECL_UNDEFINABLE_VM): Don't define.
15886 (struct c_label_list): Don't define.
15887 (struct c_label_context_se): Don't define.
15888 (struct c_label_context_vm): Don't define.
15889 (struct c_spot_bindings): Declare.
15890 (c_bindings_start_stmt_expr): Declare.
15891 (c_bindings_end_stmt_expr): Declare.
15892 (lookup_label_for_goto): Declare.
15893 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15894 (c_check_switch_jump_warnings): Declare.
15895 (label_context_stack_se, label_context_stack_vm): Don't declare.
15896 (c_finish_goto_label): Update declaration.
15897 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15898 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15899 (Warning Options): Document -Wjump-misses-init.
15901 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15903 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15906 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15908 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15910 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15912 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15914 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15916 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15918 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15920 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15921 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15922 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15923 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15924 * dwarf2asm.c (dw2_force_const_mem): Update call to
15925 make_decl_one_only.
15926 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15927 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15928 * langhooks.c (lhd_comdat_group): Remove.
15929 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15930 * tree.h (DECL_COMDAT_GROUP): New.
15931 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15932 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15933 (make_decl_one_only): Change signature.
15934 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15935 make_decl_one_only.
15936 (make_decl_one_only): Change signature.
15937 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15939 2009-06-15 Richard Guenther <rguenther@suse.de>
15941 PR middle-end/40439
15942 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15944 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15946 * tree-ssa-math-opts.c: Remove extra divide.
15948 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15950 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15952 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15954 * passes.c: Add bswap pass.
15955 * tree-pass.h: Add pass_optimize_bswap declaration.
15956 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15957 Include rtl.h, expr.h and optabs.h for optab_handler check.
15958 (struct symbolic_number, pass_optimize_bswap): New definition.
15959 (do_shift_rotate, verify_symbolic_number_p): New functions.
15960 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15961 (gate_optimize_bswap): New function.
15962 * tree.c (widest_int_cst_value): New function.
15963 * tree.h (widest_int_cst_value): Prototype added.
15965 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15967 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15968 REG_EQUAL/REG_EQUIV notes.
15970 2009-06-14 Richard Guenther <rguenther@suse.de>
15972 PR middle-end/40389
15973 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15974 has its address taken if NRV was applied and it is addressable.
15975 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15976 function split out from ...
15977 (get_constraint_for_1): ... here.
15978 (handle_rhs_call): Use it to mark the return slot escaped if
15979 it is addressable and NRV was applied.
15981 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15983 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15984 Change first argument type to location_t.
15985 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15986 Do not set input_location.
15987 Use loc instead of input_location throughout.
15989 2009-06-13 Richard Guenther <rguenther@suse.de>
15991 PR tree-optimization/40421
15992 * tree-predcom.c (should_unroll_loop_p): Remove.
15993 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15995 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15998 Add location argument.
16000 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16002 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16004 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16005 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16006 * config/spu/spu-protos.h: Add location to
16007 spu_resolve_overloaded_builtin.
16008 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16009 spu_build_builtin_va_list.
16010 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16011 argument. Pass location to build_function_call_vec.
16012 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16014 (emit_fpu_switch): Same.
16015 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16016 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16017 to build_decl and create_artificial_label.
16018 (xtensa_gimplify_va_arg_expr): Same.
16019 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16020 (xstormy16_gimplify_va_arg_expr): Same.
16021 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16022 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16023 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16024 (mips16_build_function_stub): Same.
16025 (mips16_build_call_stub): Same.
16027 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16030 * arm/constraints.md (Pa, Pb): New constraints.
16031 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16032 split pattern to deal with them.
16034 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16036 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16037 fix index entry for -Xpreprocessor.
16039 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16042 Add location argument to build_decl call.
16043 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16044 (rs6000_init_builtins): Same.
16045 (spe_init_builtins): Same.
16046 (rs6000_gimplify_va_arg): Add location argument to
16047 create_artificial_label call.
16049 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16051 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16052 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16053 * Makefile.in: Fix GGC dependency for gcse.o.
16055 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16057 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16058 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16059 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16061 * c-parser.c (c_parser_binary_expression): Use current column while
16062 building binary operations.
16063 * common.opt (fshow-column): Enable by default.
16064 * tree-vrp.c (check_array_ref): Use warning_at.
16065 (check_array_bounds): Use location from call back if expr has no
16067 * tree.h: Add location argument to maybe_fold_*.
16068 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16069 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16070 (maybe_fold_offset_to_component_ref): Same.
16071 (maybe_fold_offset_to_reference): Same.
16072 (maybe_fold_offset_to_address): Same.
16073 (maybe_fold_stmt_indirect): Same.
16074 (maybe_fold_stmt_addition): Same.
16075 (fold_stmt_r): Pass location to maybe_fold_*.
16076 (fold_gimple_assign): Same.
16077 * c-tree.h: Add location argument to finish_decl,
16078 default_function_array_conversion, store_init_value.
16079 * c-decl.c (define_label): Use error_at.
16080 (c_make_fname_decl): Pass location to finish_decl.
16081 (finish_decl): New location argument.
16082 (build_compound_literal): Pass location to store_init_value.
16083 (grokdeclarator): Pass location to finish_decl.
16085 * c-typeck.c (array_to_pointer_conversion): New location argument.
16086 (function_to_pointer_conversion): Same.
16087 (default_function_array_conversion): Same.
16088 (parser_build_unary_op): Pass location to overflow_warning.
16089 (parser_build_binary_op): Same. Use warning_at.
16090 (build_unary_op): Pass location to array_to_pointer_conversion.
16091 (build_c_cast): Pass location to digest_init.
16092 (build_modify_expr): New location argument.
16093 (convert_for_assignment): Same.
16094 (store_init_value): Same.
16095 (digest_init): Same.
16096 (output_init_element): Pass location to digest_init and
16097 array_to_pointer_conversion.
16098 (c_finish_return): Pass location to convert_for_assignment.
16099 * gimplify.c (gimplify_conversion): Pass location to
16100 maybe_fold_offset_to_address.
16101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16102 to maybe_fold_stmt_addition.
16103 * c-omp.c (c_finish_omp_atomic): Pass new location to
16105 (c_finish_omp_for): Same.
16106 * c-common.c (overflow_warning): New argument.
16107 * c-common.h: New argument to build_modify_expr, overflow_warning.
16108 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16110 (c_parser_initializer): Pass location to
16111 default_function_array_conversion.
16112 (c_parser_initelt): Same.
16113 (c_parser_initval): Same.
16114 (c_parser_asm_operands): Same.
16115 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16116 (c_parser_conditional_expression): Same.
16117 (c_parser_binary_expression): Add location info to stack. Use it.
16118 (c_parser_unary_expression): Pass location to
16119 default_function_array_conversion, parser_build_unary_op,
16120 build_indirect_ref, c_parser_postfix_expression_after_primary.
16121 (c_parser_postfix_expression_after_primary): New location argument.
16123 (c_parser_expression_conv): Pass location to
16124 default_function_array_conversion.
16125 (c_parser_expr_list): Same.
16126 (c_parser_omp_atomic): Same.
16127 (c_parser_omp_for_loop): Same.
16128 * c-tree.h (struct c_declarator): Add comment to id_loc.
16129 (build_array_declarator): New argument.
16130 * c-decl.c (build_array_declarator): Add location argument.
16131 (grokdeclarator): Set id_loc for cdk_array.
16132 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16133 build_array_declarator.
16134 * tree.c (build_omp_clause): Add location argument.
16135 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16136 (OMP_CLAUSE_LOCATION): New macro.
16137 (struct tree_omp_clause): Add location field.
16138 (build_omp_clause): Add argument.
16139 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16141 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16142 (cp_parser_omp_clause_collapse): Same.
16143 (cp_parser_omp_clause_default): Same.
16144 (cp_parser_omp_clause_if): Same.
16145 (cp_parser_omp_clause_nowait): Same.
16146 (cp_parser_omp_clause_num_threads): Same.
16147 (cp_parser_omp_clause_ordered): Same.
16148 (cp_parser_omp_clause_schedule): Same.
16149 (cp_parser_omp_clause_untied): Same.
16150 (cp_parser_omp_for_loop): Same.
16151 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16152 * c-tree.h (c_start_case): Add location argument.
16153 (c_process_expr_stmt): Same.
16154 (c_finish_goto_*): Same.
16155 * tree-parloops.c (initialize_reductions): Pass location to
16157 (create_parallel_loop): Same.
16158 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16159 (gfc_trans_omp_reduction_list): Same.
16160 (gfc_trans_omp_clauses): Same.
16161 (gfc_trans_omp_do): Same.
16162 * c-typeck.c (c_finish_goto_label): Same.
16163 (c_finish_goto_ptr): New location argument.
16164 (c_start_case): Same.
16165 (emit_side_effect_warnings): Same.
16166 (c_process_expr_stmt): Same.
16167 (c_finish_stmt_expr): Same.
16168 (c_finish_omp_clauses): Use error_at instead of error.
16169 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16171 * c-omp.c (c_split_parallel_clauses): New location argument.
16172 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16173 to build_omp_clause.
16174 (convert_local_reference_stmt): Same.
16175 (convert_gimple_call): Same.
16176 * c-common.h (c_split_parallel_clauses): New argument.
16177 * c-parser.c (c_parser_statement_after_labels): Pass location to
16178 c_finish_goto_label.
16179 (c_parser_switch_statement): Pass location to c_start_case.
16180 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16181 and c_process_expr_stmt.
16182 (c_parser_omp_variable_list): Add location argument.
16183 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16184 (c_parser_omp_clause_default): Same.
16185 (c_parser_omp_clause_if): Same.
16186 (c_parser_omp_clause_num_threads): Same.
16187 (-c_parser_omp_clause_ordered): Same.
16188 (c_parser_omp_clause_reduction): Pass location to
16189 c_parser_omp_variable_list.
16190 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16191 (c_parser_omp_clause_untied): Same.
16192 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16193 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16195 * c-tree.h (check_for_loop_decls, undeclared_variable,
16196 build_component_ref, build_array_ref, build_external_ref,
16197 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16198 build_conditional_expr, build_compound_expr, c_cast_expr,
16199 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16200 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16202 * c-semantics.c (build_stmt): Same.
16203 (build_case_label): Same.
16204 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16205 (undeclared_variable): New argument.
16206 (make_label): Same.
16207 (lookup_label): Pass location on down.
16208 (define_label): Same.
16209 (finish_decl): Same.
16210 (build_compound_literal): Same.
16211 (finish_struct): Same.
16212 (finish_function): Do not set location here.
16213 (check_for_loop_decls): New argument.
16214 * tree.c (save_expr): Set location.
16215 (build_empty_stmt): New argument.
16216 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16217 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16218 * builtins.c (gimplify_va_arg_expr): Use locations.
16219 (expand_builtin_sync_operation): Same.
16220 * c-typeck.c (build_component_ref): New argument.
16221 (build_array_ref): Same.
16222 (build_external_ref): Same.
16223 (c_expr_sizeof_expr): Same.
16224 (c_expr_sizeof_type): Same.
16225 (parser_build_unary_op): Same.
16226 (build_conditional_expr): Same.
16227 (build_compound_expr): Pass location on down.
16228 (build_compound_expr): New argument.
16229 (build_c_cast): Same.
16230 (c_cast_expr): Same.
16231 (build_asm_expr): Same.
16232 (c_finish_return): Same.
16233 (c_process_expr_stmt): Pass location on down.
16234 (c_finish_stmt_expr): New argument.
16235 (push_clenaup): Same.
16236 (c_finish_omp_parallel): Same.
16237 (c_finish_omp_task): Same.
16238 * gimplify.c (gimplify_call_expr): Pass location on down.
16239 * c-omp.c (c_finish_omp_master): New argument.
16240 (c_finish_omp_critical): Same.
16241 (c_finish_omp_ordered): Same.
16242 (c_finish_omp_barrier): Same.
16243 (-c_finish_omp_taskwait): Same.
16244 (c_finish_omp_atomic): Same.
16245 (c_finish_omp_flush): Same.
16246 * tree-inline.c (copy_tree_body_r): Pass location on down.
16247 (inline_forbidden_p): Remove use of input_location.
16248 * c-gimplify.c (c_build_bind_expr): New argument.
16249 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16250 (c_sizeof_or_alignof_type): New argument.
16251 (c_alignof_expr): Same.
16252 (build_va_arg): Same.
16253 (c_add_case_label): Same.
16254 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16255 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16256 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16257 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16258 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16259 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16261 * stub-objc.c (objc_build_selector_expr): Same.
16262 (objc_build_throw_stmt): Same.
16263 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16264 (c_parser_initelt): Same.
16265 (c_parser_compound_statement): Same.
16266 (c_parser_compound_statement_nostart): Same.
16267 (c_parser_label): Same.
16268 (c_parser_statement_after_labels): Same.
16269 (c_parser_if_body): Same.
16270 (c_parser_else_body): Same.
16271 (c_parser_if_statement): Same.
16272 (c_parser_switch_statement): Same.
16273 (c_parser_while_statement): Same.
16274 (c_parser_do_statement): Same.
16275 (c_parser_for_statement): Same.
16276 (c_parser_asm_statement): Same.
16277 (c_parser_conditional_expression): Same.
16278 (c_parser_binary_expression): Same.
16279 (c_parser_cast_expression): Same.
16280 (c_parser_unary_expression): Same.
16281 (c_parser_sizeof_expression): Same.
16282 (c_parser_alignof_expression): Same.
16283 (c_parser_postfix_expression): Same.
16284 (c_parser_expression): Same.
16285 (c_parser_objc_receiver): Same.
16286 (c_parser_omp_variable_list): Same.
16287 (c_parser_omp_structured_block): Same.
16288 (c_parser_omp_atomic): New argument.
16289 (c_parser_omp_barrier): Same.
16290 (c_parser_omp_critical): Same.
16291 (c_parser_omp_flush): Pass location on down.
16292 (c_parser_omp_for_loop): New argument.
16293 (c_parser_omp_for): Same.
16294 (c_parser_omp_master): Same.
16295 (c_parser_omp_ordered): Same.
16296 (c_parser_omp_sections_scope): Same.
16297 (c_parser_omp_sections): Same.
16298 (c_parser_omp_parallel): Same.
16299 (c_parser_omp_single): Same.
16300 (c_parser_omp_task): Same.
16301 (c_parser_omp_taskwait): Pass location on down.
16302 (c_parser_omp_construct): Same.
16303 (c_parser_omp_threadprivate): Same.
16304 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16305 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16306 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16307 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16308 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16309 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16310 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16311 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16312 config/i386/i386.c, stmt.c:
16313 Add location argument to the following function definitions and/or
16314 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16315 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16316 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16317 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16318 do_case, c_finish_bc_stmt, build_compound_literal,
16319 build_function_call.
16320 * c-decl.c (build_compound_literal): Add location argument.
16321 Make all diagnostic calls use location.
16322 (start_struct): Same.
16323 (finish_struct): Same.
16324 (start_enum): Same.
16325 (build_enumerator): Same.
16326 (start_function): Same.
16327 (grokdeclarator): Make all diagnostic calls use location.
16328 (store_parm_decls_oldstyle): Same.
16329 * c-typeck.c (build_function_call): Add location argument.
16330 Make all diagnostic calls use location.
16332 (c_finish_bc_stmt): Same.
16333 * tree-nested.c (get_trampoline_type): Add argument.
16334 Pass location to build_decl.
16335 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16336 * rtl.h (RTL_LOCATION): New.
16337 * c-common.c (c_add_case_label): Add location argument.
16338 Make all diagnostic calls use location.
16339 * c-common.h: Add location argument to make_fname_decl, do_case,
16340 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16341 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16342 Set it appropriately for every case. Pass enum_loc to start_enum
16343 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16345 (c_parser_struct_or_union_specifier): Save location. Use it for
16346 start_struct, finish_struct, and parser_xref_tag.
16348 2009-06-12 Ian Lance Taylor <iant@google.com>
16350 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16352 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16353 cpp_opts->warn_cxx_operator_names.
16355 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16358 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16359 is returns NULL and OP is a VCE, look through the VCE.
16361 2009-06-12 Ian Lance Taylor <iant@google.com>
16364 * collect2.c (main): Use CONST_CAST2 in code inside #if
16365 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16367 2009-06-12 Joey Ye <joey.ye@intel.com>
16369 PR middle-end/39146
16370 * cfgexpand.c (get_decl_align_unit): Update
16371 max_used_stack_slot_alignment with align instead of
16372 stack_alignment_needed.
16374 * function.c (assign_stack_local_1): Update
16375 max_used_stack_slot_alignment with alignment_in_bits instead
16376 of stack_alignment_needed.
16377 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16380 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16382 * dwarf2out.c (last_var_location_insn): New variable.
16383 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16384 (dwarf2out_var_location): Don't record anything after last real
16385 insn. Only change labels if there were any real instructions
16386 in between last note and this one, or if changed sections.
16388 2009-06-11 Richard Henderson <rth@redhat.com>
16390 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16391 note when storing the frame pointer in a register.
16392 (FRP): Don't redefine to nothing for epilogue.
16393 (alpha_expand_epilogue): Mark register and sp restores.
16394 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16396 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16397 when gen_lowpart is needed.
16399 2009-06-11 Richard Henderson <rth@redhat.com>
16401 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16403 * dwarf2out.c (need_data_align_sf_opcode): New.
16404 (div_data_align): Move earlier.
16405 (def_cfa_1, reg_save): Use it.
16407 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16409 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16410 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16411 (ix86_handle_option): Handle OPT_mcrc32.
16412 (ix86_target_string): Add -mcrc32.
16413 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16415 * config/i386/i386.h (TARGET_CRC32): New.
16417 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16418 (sse4_2_crc32di): Likewise.
16420 * config/i386/i386.opt (mcrc32): New.
16422 * doc/invoke.texi: Document -mcrc32.
16424 2009-06-11 Richard Henderson <rth@redhat.com>
16426 * common.opt (gdwarf-): Accept a version number.
16427 * doc/invoke.texi (gdwarf-): Update docs.
16428 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16429 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16430 version level, and record it.
16432 * dwarf2.h (DW_CIE_VERSION): Remove.
16433 * dwarf2out.c (DWARF_VERSION): Remove.
16434 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16435 (output_call_frame_info): Use CIE version 3 for dwarf3,
16436 or if the return register column is out of range for version 1.
16437 (dwarf_stack_op_name): Add all dwarf3 values.
16438 (DEBUG_PUBTYPES_SECTION): New.
16439 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16440 encoding change for dwarf3.
16441 (output_die) [dw_val_class_die_ref]: Likewise.
16442 (output_compilation_unit_header): Emit correct version for dwarf3.
16443 (output_line_info): Likewise.
16444 (output_pubnames): Update for DWARF_VERSION removal.
16445 (output_aranges): Likewise.
16446 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16447 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16448 (dwarf2out_finish): Likewise.
16450 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16452 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16455 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16458 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16459 * builtins.c (expand_builtin_unreachable): New function.
16460 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16461 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16462 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16464 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16465 searching for missing barriers.
16467 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16469 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16470 when -fprofile-generate* was passed.
16471 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16473 2009-06-11 Anthony Green <green@moxielogic.com>
16475 * config/moxie/moxie.md: Define length attribute for all instructions.
16477 (*b<cond:code>): Support limited branch ranges for new PC-relative
16478 branch instructions.
16479 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16481 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16483 * config/i386/i386.c (min_insn_size): Use get_attr_length
16484 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16485 For __asm return 0.
16487 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16488 instead of emit_insn_before.
16490 2009-06-10 Ian Lance Taylor <iant@google.com>
16493 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16496 2009-06-10 Revital Eres <eres@il.ibm.com>
16498 * passes.c (init_optimization_passes): Reschedule
16499 predictive-commoning pass before complete unroll pass.
16501 2009-06-10 Martin Jambor <mjambor@suse.cz>
16503 * cgraph.c (cgraph_node_can_be_local_p): New function.
16504 (cgraph_make_node_local): New function.
16505 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16506 (cgraph_make_node_local): Declare.
16508 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16510 * tree.h (tree_base): Add packed_flag and user_align fields.
16511 Decrease size of spare field.
16512 (TYPE_USER_ALIGN): Use user_align from tree_base.
16513 (DECL_USER_ALIGN): Likewise.
16514 (TYPE_PACKED): Use packed_flag from tree_base.
16515 (DECL_PACKED): Likewise.
16516 (tree_type): Delete packed_flag and user_align fields. Widen
16517 precision field. Widen mode field and shuffle fields to align
16518 mode on an 8-bit boundary.
16519 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16520 Renumber decl_flag_* fields. Fix comments. Widen
16521 decl_common_unused field.
16522 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16523 (DECL_EXTERNAL): Likewise.
16524 (DECL_BIT_FIELD): Likewise.
16525 (DECL_NONADDRESSABLE_P): Likewise.
16526 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16527 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16529 2009-06-10 Ian Lance Taylor <iant@google.com>
16531 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16532 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16533 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16534 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16535 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16536 DEF_VEC_ALLOC_FUNC_P.
16537 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16538 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16539 DEF_VEC_ALLOC_FUNC_O.
16540 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16541 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16542 DEF_VEC_ALLOC_FUNC_I.
16543 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16544 (vec_stack_p_reserve_exact_1): Declare.
16545 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16546 (vec_stack_free): Declare.
16547 (VEC_stack_alloc): Define.
16548 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16549 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16550 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16551 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16553 (stack_vecs): New static variable.
16554 (vec_stack_p_reserve_exact_1): New function.
16555 (vec_stack_o_reserve_1): New static function.
16556 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16557 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16558 (vec_stack_free): New function.
16559 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16560 (VEC_df_ref_stack_alloc): Define.
16561 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16562 DEF_VEC_ALLOC_P_STACK.
16563 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16564 (struct df_collection_rec): Change _vec fields to VEC. Remove
16566 (df_free_collection_rec): Adjust for new fields.
16567 (df_insn_rescan): Use new df_collection_rec fields.
16568 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16569 (df_ref_create_structure, df_ref_record): Likewise.
16570 (df_get_conditional_uses, df_get_call_refs): Likewise.
16571 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16572 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16573 (df_record_exit_block_uses, df_bb_verify): Likewise.
16574 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16575 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16576 Remove count parameter. Change return type to void. Change all
16578 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16579 Remove count parameter. Change return type to void. Change all
16581 (df_install_refs): Change old_vec parameter to VEC. Remove count
16582 parameter. Change all callers.
16583 (df_install_mws): Change old_vec parameter to VEC. Remove count
16584 parameter. Change all callers.
16585 (df_refs_verify): Change new_rec parameter to VEC. Change call
16587 (df_mws_verify): Likewise.
16589 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16591 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16593 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16595 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16597 2009-06-10 Anthony Green <green@moxielogic.com>
16599 * config/moxie/crti.asm: New file.
16600 * config/moxie/crtn.asm: New file.
16601 * config/moxie/moxie.c: New file.
16602 * config/moxie/moxie.h: New file.
16603 * config/moxie/sfp-machine.h: New file.
16604 * config/moxie/moxie-protos.h: New file.
16605 * config/moxie/t-moxie: Created.
16606 * config/moxie/t-moxie-softfp: Created.
16607 * config/moxie/moxie.md: Created.
16608 * config/moxie/constraints.md: Created.
16609 * config.gcc: Add moxie support.
16610 * doc/md.texi (Machine Constraints): Add moxie constraints.
16611 * doc/contrib.texi (Contributors): Mention moxie port.
16612 * doc/install.texi (Specific): Mention the moxie port.
16614 2009-06-09 Ian Lance Taylor <iant@google.com>
16616 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16617 compiling with C++.
16618 * optabs.c (optab_table): Only use designated initializers if
16619 HAVE_DESIGNATED_INITIALIZERS is defined.
16620 (convert_optab_table): Likewise.
16621 (init_optabs): Always call init_insn_codes if
16622 HAVE_DESIGNATED_INITIALIZERS is not defined.
16624 2009-06-09 Ian Lance Taylor <iant@google.com>
16626 * targhooks.c (default_builtin_vectorized_function): Change fn
16627 parameter to unsigned int.
16628 (default_builtin_vectorized_conversion): Change code parameter to
16630 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16631 * targhooks.h: Update declarations.
16632 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16633 parameter to unsigned int.
16635 * c-typeck.c (comptypes_check_enum_int): New static function.
16636 (comptypes_internal): Add enum_and_int_p parameter. Change all
16638 (comp_target_types): Add location parameter. Change all callers.
16639 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16640 Change all callers.
16641 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16642 (build_conditional_expr): Add colon_loc parameter. Change all
16644 (convert_for_assignment): Add location parameter. Change all callers.
16645 * c-parser.c (c_parser_conditional_expression): Pass location of
16646 colon to build_conditional_expr.
16647 * c-tree.h (build_conditional_expr): Update declaration.
16649 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16651 * graphite.c: Revert previous patch.
16653 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16656 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16658 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16660 * tree-ssa-loop-prefetch.c
16661 (loop_prefetch_arrays): Fixed a portability problem in printf format
16664 2009-06-09 Martin Jambor <mjambor@suse.cz>
16666 PR tree-optimization/40351
16667 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16668 refrence to a potential artifical subaccess can be constructed.
16670 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16672 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16673 (sh_override_options): Likewise.
16674 * config/sh/sh.c: Include params.h.
16675 (sh_optimization_options): New.
16676 (sh_override_options): Likewise.
16677 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16678 (OVERRIDE_OPTIONS): Use sh_override_options.
16680 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16682 * dwarf2out.c (emit_cfa_remember): New variable.
16683 (add_fde_cfi): If emit_cfa_remember, recurse to add
16684 DW_CFA_remember_state first.
16685 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16686 instead just set emit_cfa_remember.
16688 2009-06-08 Jan Hubicka <jh@suse.cz>
16691 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16693 2009-06-08 Jan Hubicka <jh@suse.cz>
16695 PR middle-end/39834
16696 * cgraphunit.c (save_inline_function_body): Do not copy transform
16697 hooks for saved inline bodies.
16698 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16699 for given function.
16701 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16703 * jump.c (returnjump_p): Handle delayed branches. Add missing
16706 2009-06-08 Jan Hubicka <jh@suse.cz>
16708 PR middle-end/40102
16709 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16710 original node might've been modified.
16711 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16713 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16715 * tree-object-size.c (addr_object_size): Add OSI argument.
16716 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16717 (compute_builtin_object_size, expr_object_size): Adjust callers.
16718 (plus_stmt_object_size): Call addr_object_size instead of
16719 compute_builtin_object_size.
16721 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16722 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16724 * tree-ssa-loop-prefetch.c
16725 (gather_memory_references): Introduced a counter for the number of
16727 (anything_to_prefetch_p): Introduced a counter for the number of
16729 (is_loop_prefetching_profitable): New function with a cost model
16731 (loop_prefetch_arrays): Use the new cost model to determine if
16732 prefetching is profitable.
16733 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16734 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16735 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16737 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16740 2009-06-08 Michael Matz <matz@suse.de>
16743 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16744 partitions use the same.
16745 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16746 for basevars of SSA_NAMEs.
16747 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16748 to not expand them twice.
16749 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16752 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16754 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16755 (fdump-final-insns=, gtoggle): New.
16756 * doc/invoke.texi: Document them.
16757 * final.c (rest_of_clean_state): Dump final insn stream.
16758 * gcc.c (invoke_as): Hook in -fcompare-debug.
16759 (static_spec_functions): Add compare-debug-dump-opt,
16760 compare-debug-self-opt and compare-debug-auxbase-opt.
16761 (compare_debug, compare_debug_second, compare_debug_opt): New.
16762 (switches_debug_check, n_switches_debug_check): New.
16763 (debug_auxbase_opt, debug_check_temp_file): New.
16764 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16766 (do_self_spec): Handle arguments after switches.
16767 (do_spec_1): Add .gk extension to temp file basenames for compare.
16768 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16769 (cc1_options): Use it instead of normal auxbase computation for
16770 the second compare-debug compilation.
16771 (compare_files): New.
16772 (main): Set up and implement compare debug mode.
16773 (compare_debug_dump_opt_spec_function): New.
16774 (compare_debug_self_opt_spec_function): New.
16775 (compare_debug_auxbase_opt_spec_function): New.
16776 * toplev.c (process_options): Handle flag_gtoggle,
16777 flag_dump_final_insns.
16778 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16779 during -fcompare-debug-second compilation.
16781 2009-06-07 Ian Lance Taylor <iant@google.com>
16783 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16784 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16786 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16787 with no default node. Change warning with %H to warning_at.
16788 Don't clear warn_switch around case checking.
16789 * doc/invoke.texi (Warning Options): Clarify distinction between
16790 -Wswitch and -Wswitch-enum.
16792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16794 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16798 * gbl-ctors.h: Add header guard.
16800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16802 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16803 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16804 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16805 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16806 prototypes for removed functions.
16807 (expressions_equal_p): Move to ...
16808 * tree-ssa-sccvn.h: ... here and ...
16809 * matrix-reorg.c: ... adjust includes.
16811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16813 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16815 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16817 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16818 (finish_function): Remove erroneous whitespace.
16820 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16822 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16823 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16827 * errors.c (internal_error): Commentary typo fix.
16828 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16829 * tree-ssa-pre.c: Ditto.
16831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16833 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16834 them is supposed to hold actual statements.
16836 2009-06-06 Ian Lance Taylor <iant@google.com>
16838 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16839 empty statements can now have attributes.
16841 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16843 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16844 * config/mips/mips.md: Ditto.
16846 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16848 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16850 (__eabi_uconvert): Likewise.
16852 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16854 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16855 CFI_* definitions with IN_GCC.
16857 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16859 * xcoffout.h (xcoffout_source_line): Update prototype.
16861 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16863 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16864 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16866 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16868 PR middle-end/40340
16869 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16870 inlined_function_outer_scope_p blocks for artificial inlines
16872 * tree.c (tree_nonartificial_location): Rewrite using
16873 block_nonartificial_location.
16875 2009-06-05 Revital Eres <eres@il.ibm.com>
16876 Leehod Baruch <leehod@il.ibm.com>
16878 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16879 (expand_expr_real_1): Remove comment.
16880 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16881 Vectorize misaligned access when the target supports it.
16882 (vect_supportable_dr_alignment): Check for unaligned access support.
16883 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16886 2009-06-05 Julian Brown <julian@codesourcery.com>
16888 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16889 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16891 2009-06-05 Richard Guenther <rguenther@suse.de>
16894 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16895 as possibly unused.
16897 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16899 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16900 (save_gprs): Don't tell unwinder when a global register is saved.
16901 (s390_emit_epilogue): Emit needed epilogue unwind info.
16903 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16905 * dwarf2out.c (deferred_asm_name): New.
16906 (add_name_and_src_coords_attributes): Defer creation of
16907 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16909 (move_linkage_attr): New.
16910 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16913 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16915 * tree-nested.c (finalize_nesting_tree_1): Declare the
16916 frame_decl in the binding tree.
16918 2009-06-04 Cary Coutant <ccoutant@google.com>
16920 * basic-block.h (struct basic_block_def): Add discriminator field.
16921 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16923 * debug.c (do_nothing_debug_hooks): Add additional entry.
16924 (debug_nothing_int_charstar_int): New function.
16925 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16926 (debug_nothing_int_charstar_int): New declaration.
16927 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16928 discriminator value in .loc directive.
16929 * final.c (last_discriminator): New variable.
16930 (discriminator): New variable.
16931 (final_start_function): Initialize above variables, pass current
16932 discriminator to debug hook.
16933 (notice_source_line): Check for discriminator change.
16934 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16935 * sdbout.c (sdbout_source_line): New parameter.
16936 * tree-cfg.c (struct locus_discrim_map): New structure type.
16937 (discriminator_per_locus): New hash table.
16938 (build_gimple_cfg): Allocate and free discriminator hash table.
16939 (make_edges): Call assign_discriminator.
16940 (locus_map_hash): New function.
16941 (locus_map_eq): New function.
16942 (next_discriminator_for_locus): New function.
16943 (same_line_p): New function.
16944 (assign_discriminator): New function.
16945 (make_cond_expr_edges): Call assign_discriminator.
16946 (make_gimple_switch_edges): Likewise.
16947 (first_non_label_stmt): New function.
16948 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16950 * xcoffout.c (xcoffout_source_line): Add new parameter.
16952 * configure.ac (gcc_cv_as_discriminator): New configury check for
16953 gas support for discriminator.
16954 * configure: Regenerate.
16955 * config.in: Regenerate.
16957 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16959 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16960 val after checking for integers.
16962 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16964 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16966 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16967 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16968 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16969 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16970 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16971 X64_SSE_REGPARM_MAX.
16972 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16973 X64_SSE_REGPARM_MAX.
16975 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16977 * gcc.c (report_times_to_file): New.
16978 (execute): Implement it.
16979 (process_command): Support -time=.
16980 * doc/invoke.texi: Document it.
16982 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16984 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16985 that have value exprs.
16987 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16989 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16990 declarations for constants until...
16991 (dw2_output_indirect_constant_1): ... this point.
16993 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16996 * arm.md (arm_addsi3): Don't try to split an add with an
16997 eliminable register until after reload has completed.
16999 2009-06-03 Ian Lance Taylor <iant@google.com>
17001 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17002 * genattrtab.c (write_length_unit_log): Likewise.
17003 * genchecksum.c (dosum): Likewise.
17004 * gengtype.c (write_rtx_next): Likewise.
17005 (finish_root_table, write_roots): Likewise.
17006 * gimple.c (gimple_ops_offset_): Likewise.
17007 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17008 * config/arc/arc.c (arc_attribute_table): Likewise.
17009 * config/arm/arm.c (arm_attribute_table): Likewise.
17010 * config/avr/avr.c (avr_attribute_table): Likewise.
17011 * config/crx/crx.c (crx_attribute_table): Likewise.
17012 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17013 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17014 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17015 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17016 * config/sh/sh.c (sh_attribute_table): Likewise.
17017 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17018 * config/spu/spu.c (spu_attribute_table): Likewise.
17019 * config/v850/v850.c (v850_attribute_table): Likewise.
17021 * config/alpha/alpha.c (vms_attribute_table): Make static.
17022 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17023 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17024 * config/mips/mips.c (mips_attribute_table): Likewise.
17026 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17028 (cc1-checksum.o): Likewise.
17030 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17032 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17034 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17036 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17037 insn if it is changing sp. Use gen_add3_insn instead of
17038 conditionally gen_addsi3 and gen_adddi3.
17039 (offset_below_red_zone_p): New static inline function.
17040 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17041 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17042 * config/rs6000/ppc-asm.h: Include auto-host.h.
17043 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17044 CFI_RESTORE): Define.
17045 * config/rs6000/crtresxgpr.asm: Add unwind info.
17046 * config/rs6000/crtresxfpr.asm: Likewise.
17047 * config/rs6000/crtresgpr.asm: Likewise.
17048 * config/rs6000/crtresfpr.asm: Likewise.
17049 * config/rs6000/crtsavgpr.asm: Likewise.
17050 * config/rs6000/crtsavfpr.asm: Likewise.
17052 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17053 argument of DWARF2_FRAME_REG_OUT macros.
17055 2009-06-03 Julian Brown <julian@codesourcery.com>
17057 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17058 words or less (including TImode) in core registers.
17060 2009-06-03 Richard Guenther <rguenther@suse.de>
17062 PR middle-end/40328
17063 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17065 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17067 * statistics.c (statistics_counter_event): Do not record event
17068 in pass dump if its number == -1.
17069 (curr_statistics_hash): Add assert that we never get passes
17070 with static number == -1.
17072 2009-06-03 Richard Guenther <rguenther@suse.de>
17073 Andrey Belevantsev <abel@ispras.ru>
17075 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17076 non-BLKmode arrays addressable.
17078 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17080 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17081 * config/m68k/m68k.h: ... here.
17083 2009-06-03 Martin Jambor <mjambor@suse.cz>
17085 PR tree-optimization/40323
17086 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17089 2009-06-03 Richard Guenther <rguenther@suse.de>
17091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17094 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17096 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17097 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17098 JUMP_TABLE_DATA_P where applicable.
17099 * config/sh/sh.c: Ditto.
17100 * config/sh/sh.h: Ditto.
17101 * config/sh/sh.md: Ditto.
17102 * config/sh/symbian.c: Ditto.
17104 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17106 * config/i386/driver-i386.c (describe_cache): Optimize
17107 concatenation of strings. Use snprintf instead of sprintf.
17108 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17109 target when not compiling with GCC.
17111 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17113 * config/sh/sh.c: Revert last change.
17114 (sh_expand_epilogue): Emit a blockage insn before the frame
17115 pointer adjustment unconditionally.
17117 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17119 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17120 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17121 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17122 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17123 to COLLECT_GCC_OPTIONS.
17125 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17127 * collect2.c (target_system_root): New variable.
17128 (main): Handle --sysroot=.
17129 (ignore_library): Strip the sysroot from the library path.
17131 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17133 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17134 (collect2.o): Depend on collect2-aix.h.
17135 (collect2-aix.o): New rule.
17136 * collect2-aix.h: New file.
17137 * collect2-aix.c: Likewise.
17138 * collect2.c: Include collect2-aix.h. Don't undefine
17139 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17140 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17141 Use TARGET_AIX_VERSION instead of _AIX51.
17142 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17143 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17144 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17145 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17146 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17148 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17150 * collect2.c (ignore_library): Avoid premature post-increment
17151 and null deference.
17153 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17155 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17156 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17157 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17158 CROSS_DIRECTORY_STRUCTURE too.
17159 (LINK_LIBG_SPEC): Likewise.
17160 (LIB_SPEC): Add %R to sysroot paths.
17161 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17162 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17163 * config/rs6000/aix51.h: As for aix43.h.
17164 * config/rs6000/aix52.h: Likewise.
17165 * config/rs6000/aix53.h: Likewise.
17166 * config/rs6000/aix61.h: Likewise.
17167 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17168 to the beginning of sysroot paths.
17170 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17172 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17173 INSN_LISTs that are out of the REG_NOTE range.
17175 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17177 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17178 (struct var_to_expand): Likewise.
17179 (struct opt_info): Add head and tail for linked lists of the above.
17180 (analyze_insn_to_expand_var): Initialize next.
17181 (analyze_iv_to_split_insn): Likewise.
17182 (analyze_insns_in_loop): Create linked lists.
17183 (allocate_basic_variable): Simplify for use without hash table.
17184 (insert_var_expansion_initialization): Likewise, make it type-safer.
17185 (combine_var_copies_in_loop_exit): Likewise.
17186 (apply_opt_in_copies): Walk lists rather than hash tables.
17187 (release_var_copies): Simplified and inlined by hand into...
17188 (free_opt_info): ... this function.
17190 2009-06-02 Richard Guenther <rguenther@suse.de>
17192 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17195 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17197 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17198 only for builtins that are not overridden.
17200 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17202 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17207 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17211 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17213 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17215 * common.opt (fdump-unnumbered-links): New.
17216 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17217 * print-rtl.c (flag_dump_unnumbered_links): New.
17218 (print_rtx): Test it.
17220 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17222 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17223 push/pop multiple to 8-byte alignment.
17225 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17227 * config/i386/i386.c (queued_cfa_restores): New static variable.
17228 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17230 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17231 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17232 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17233 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17234 note unconditionally.
17235 (ix86_emit_restore_regs_using_mov): Likewise.
17236 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17237 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17238 it through to ix86_emit_restore_reg_using_pop.
17239 (ix86_emit_leave): Add RED_OFFSET argument. Call
17240 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17241 instead of adding REG_CFA_OFFSET note unconditionally.
17242 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17243 the above functions. Call ix86_add_queued_cfa_restore_notes when
17246 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17247 force output of the label even for dwarf2out_do_cfi_asm.
17248 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17249 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17250 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17252 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17253 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17254 dwarf2out_cfi_label callers.
17255 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17256 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17257 Adjust dwarf2out_cfi_label callers.
17258 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17260 * config/i386/i386.h (struct machine_cfa_state,
17261 struct machine_function): Guard with ifndef USED_FOR_TARGET
17262 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17265 * emutls.c (__emutls_get_address): Change arr->size to mean number
17266 of allocated arr->data entries instead of # of slots + 1.
17268 PR middle-end/40316
17269 * recog.c (peep2_reinit_state): New function.
17270 (peephole2_init_state): Use it at the end of a basic block and also
17271 when seeing a RTX_FRAME_RELATED_P insn.
17273 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17275 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17276 fixuns_truncrfdi2): New.
17277 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17278 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17279 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17280 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17281 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17282 *recip_approx): Remove.
17283 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17284 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17285 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17287 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17290 2009-06-01 Ian Lance Taylor <iant@google.com>
17292 * attribs.c (register_attribute): Use CONST_CAST.
17293 * collect2.c (main): Use CONST_CAST2.
17294 (scan_prog_file): Likewise.
17295 * gcc.c (process_command, main): Likewise.
17296 * toplev.c (toplev_main): Likewise.
17298 * c-typeck.c (handle_warn_cast_qual): New static function,
17299 partially broken out of build_c_cast.
17300 (build_c_cast): Call handle_warn_cast_qual.
17301 * doc/invoke.texi (Warning Options): Document new effect of
17304 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17306 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17307 (diagnostic_report_current_module): Print columns.
17308 * common.opt (flag_show_column): Enable by default.
17310 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17312 * alias.c (find_base_term): Check for NULL term before returning.
17314 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17316 Revert due to PR40320:
17317 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17318 * calls.c (emit_library_call_value_1): Don't force_operand for move
17321 2009-06-01 Olivier Hainque <hainque@adacore.com>
17322 Eric Botcazou <ebotcazou@adacore.com>
17324 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17325 to be processed as a bitfield for constructor output purposes.
17326 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17328 * varasm.c (oc_local_state): New type, output_constructor
17329 local state to support communication with helpers.
17330 (oc_outer_state): New type, output_constructor outer state of
17331 relevance in recursive calls.
17332 (output_constructor_array_range): New output_constructor helper,
17333 extracted code for an array range element.
17334 (output_constructor_regular_field): New output_constructor helper,
17335 extracted code for an element that is not a bitfield.
17336 (output_constructor_bitfield): New output_constructor helper,
17337 extracted code for a bitfield element. Accept an OUTER state
17338 argument for recursive processing. Recurse on record or array
17339 CONSTRUCTOR values, possibly past noop conversions.
17340 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17341 VALUE is a valid constant-valued expression for use in a static
17342 bit-field initializer.
17343 (output_constructor): Rework to use helpers. Accept and honor an
17344 OUTER state argument for recursive calls. Return total size. Be
17345 prepared for nested constructors initializing bitfields.
17346 (output_constant): Feed OUTER in calls to output_constructor.
17348 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17350 * calls.c (emit_library_call_value_1): Don't force_operand for move
17353 2009-06-01 Nick Clifton <nickc@redhat.com>
17355 * doc/invoke.texi (IA-64 Options): Fix typo.
17357 2009-06-01 Ira Rosen <irar@il.ibm.com>
17359 PR tree-optimization/39129
17360 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17362 (vect_do_peeling_for_loop_bound): Use
17363 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17364 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17365 (vect_loop_versioning): Likewise.
17366 (vect_create_cond_for_alias_checks): Fix indentation.
17367 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17369 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17370 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17371 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17372 "control flow in loop".
17373 (vect_estimate_min_profitable_iters): Use
17374 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17375 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17376 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17377 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17378 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17379 statement belongs to a group of strided accesses with the exact code
17381 (vectorizable_load): Likewise.
17382 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17383 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17385 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17387 * config/freebsd-stdint.h: New file.
17388 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17389 Add freebsd-stdint.h to tm_file.
17391 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17393 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17394 (thumb2_extendhidi2): Likewise.
17396 2009-05-31 Ian Lance Taylor <iant@google.com>
17398 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17400 2009-05-31 Ian Lance Taylor <iant@google.com>
17402 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17403 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17404 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17406 2009-05-31 Jason Merrill <jason@redhat.com>
17408 * tree-pretty-print.c (print_call_name): Take the callee, not the
17409 call itself. Make non-static. Use dump_function_name for functions.
17410 (dump_generic_node): Adjust.
17411 * diagnostic.h: Declare print_call_name.
17412 * gimple-pretty-print.c (dump_gimple_call): Use it.
17414 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17416 * config/sh/sh.md (ashldi3_std): New define_expand.
17419 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17422 * config/sh/sh.c: Include debug.h.
17423 (sh_expand_epilogue): Emit a blockage insn before the frame
17424 pointer adjustment also when dwarf2out_do_frame returns true.
17426 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17428 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17429 (thumb2_extendqidi2): New pattern.
17431 2009-05-31 Ira Rosen <irar@il.ibm.com>
17433 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17434 mark phis for renaming.
17435 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17436 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17437 Call mark_sym_for_renaming.
17438 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17439 * tree-vect-loop.c (vect_transform_loop): Remove
17440 vect_memsyms_to_rename initialization and a call to
17441 mark_set_for_renaming.
17443 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17445 PR middle-end/40304
17446 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17447 frame related even if !set_cfa && style < 0.
17449 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17451 * config/i386/mingw-tls.c: New file.
17452 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17453 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17454 defining _WIN32 but not __CYGWIN__.
17456 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17458 * configure.ac: Add MPC support.
17460 * config.in, configure: Regenerate.
17462 2009-05-29 Richard Henderson <rth@redhat.com>
17464 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17465 NOTE_INSN_BASIC_BLOCK.
17466 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17467 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17468 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17470 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17472 (add_cfi): Disable check redefining cfa away from drap.
17473 (lookup_cfa_1): Add remember argument; handle remember/restore.
17474 (lookup_cfa): Pass remember argument.
17475 (cfa_remember): New.
17476 (compute_barrier_args_size_1): Remove sibcall check.
17477 (dwarf2out_frame_debug_def_cfa): New.
17478 (dwarf2out_frame_debug_adjust_cfa): New.
17479 (dwarf2out_frame_debug_cfa_offset): New.
17480 (dwarf2out_frame_debug_cfa_register): New.
17481 (dwarf2out_frame_debug_cfa_restore): New.
17482 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17483 (dwarf2out_begin_epilogue): New.
17484 (dwarf2out_frame_debug_restore_state): New.
17485 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17486 DW_CFA_restore_state.
17487 (output_cfi_directive): Likewise.
17488 (convert_cfa_to_fb_loc_list): Likewise.
17489 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17490 * dwarf2out.h: Update.
17491 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17492 (copy_insn_1): Early out for null.
17493 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17494 and dwarf2out_frame_debug_restore_state.
17495 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17496 (prologue_insn_hash, epilogue_insn_hash): New.
17497 (free_after_compilation): Adjust freeing accordingly.
17498 (record_insns): Create hash table if needed; push insns into
17499 hash instead of array.
17500 (maybe_copy_epilogue_insn): New.
17501 (contains): Search hash table instead of array.
17502 (sibcall_epilogue_contains): Remove.
17503 (thread_prologue_and_epilogue_insns): Split eh_return insns
17504 and mark them as epilogues.
17505 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17506 scanning in terms of basic blocks.
17507 * insn-notes.def (CFA_RESTORE_STATE): New.
17508 * jump.c (returnjump_p_1): Accept EH_RETURN.
17509 (eh_returnjump_p_1, eh_returnjump_p): New.
17510 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17511 CFA_REGISTER, CFA_RESTORE): New.
17512 * rtl.def (EH_RETURN): New.
17513 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17515 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17516 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17518 * config/i386/i386.c (gen_push): Update cfa state.
17519 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17520 add a CFA_ADJUST_CFA note.
17521 (ix86_dwarf_handle_frame_unspec): Remove.
17522 (ix86_expand_prologue): Update cfa state.
17523 (ix86_emit_restore_reg_using_pop): New.
17524 (ix86_emit_restore_regs_using_pop): New.
17525 (ix86_emit_leave): New.
17526 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17527 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17528 * config/i386/i386.h (struct machine_cfa_state): New.
17529 (ix86_cfa_state): New.
17530 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17531 (eh_return_internal): Merge from eh_return_<mode>,
17532 use eh_return rtx, split w/ epilogue.
17534 2009-05-29 Ian Lance Taylor <iant@google.com>
17536 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17538 * calls.c (emit_library_call_value_1): Likewise.
17540 * c-typeck.c (c_build_va_arg): New function.
17541 * c-tree.h (c_build_va_arg): Declare.
17542 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17543 instead of build_va_arg.
17545 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17547 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17548 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17549 (ptr_difference_cost): Use affine combinations to compute it.
17550 (difference_cost): Likewise.
17551 (get_computation_cost_at): Compute more accurate cost for addresses
17552 if the ratio is a multiplier allowed in addresses.
17553 For non-addresses, consider that an additional offset or symbol is
17556 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17558 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17559 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17561 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17562 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17563 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17565 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17566 to 1 for TYPE_SSE{IADD1,CVT1}.
17567 (prefix_vex_imm8): Removed.
17568 (length_vex): Only pass 1 as second argument to
17569 ix86_attr_length_vex_default if prefix_extra is 0.
17570 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17571 (length): For prefix vex computation use length_immediate
17572 attribute instead of prefix_vex_imm8.
17573 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17574 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17575 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17576 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17577 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17578 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17579 a space in between the operands.
17580 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17581 if one operand is 0xff and the other one si, di, bp or sp.
17582 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17583 other one si, di, bp or sp.
17584 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17585 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17586 type and mode attributes.
17587 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17588 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17589 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17590 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17591 prefix_data16 attribute iff MODE_DF.
17592 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17593 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17594 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17595 constm128_operand in length_immediate computation.
17596 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17597 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17598 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17599 length_immediate attribute to 1.
17600 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17601 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17602 for certain alternatives.
17603 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17604 prefix_data16 attribute if MODE_V1DF.
17605 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17606 length_immediate to 1.
17607 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17608 length_address to 4, set mode attribute to MODE_DI.
17609 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17610 (fxam<mode>2_i387): Set length attribute to 4.
17611 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17612 *prefetch_3dnow_rex): Override length_address attribute.
17613 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17615 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17616 (constm128_operand): Removed.
17617 * config/i386/i386.c (memory_address_length): For
17618 disp && !index && !base in 64-bit mode account for SIB byte if
17619 print_operand_address can't optimize disp32 into disp32(%rip)
17620 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17621 for fs: or gs: segment.
17622 (ix86_attr_length_immediate_default): When checking if shortform
17623 is possible, truncate immediate to the length of the non-shortened
17625 (ix86_attr_length_address_default): Ignore MEM_P operands
17627 (ix86_attr_length_vex_default): Only check for DImode on
17628 GENERAL_REG_P operands.
17629 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17630 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17631 (sse_cvttps2pi): Clear prefix_rep attribute.
17632 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17634 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17635 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17636 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17637 iff operand 2 is const_int_operand.
17638 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17639 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17640 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17642 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17644 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17645 prefix_data16 attribute for movlpd and movhpd instructions.
17646 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17647 length_immediate for shufpd instruction.
17648 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17649 (avx_cmpp<avxmodesuffixf2c><mode>3,
17650 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17651 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17652 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17653 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17654 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17655 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17656 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17657 prefix_data16 attribute for the first alternative to 1.
17658 (*avx_loadlps): Override length_immediate for the first alternative.
17659 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17660 attributes for second alternative.
17661 (*vec_concatv2sf_sse4_1): Override length_immediate and
17662 prefix_data16 attributes for second alternative.
17663 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17664 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17665 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17666 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17667 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17668 prefix_data16 and length_immediate to 1.
17669 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17671 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17672 prefix_extra attribute for variants that don't have 0f prefix alone.
17673 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17674 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17675 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17676 *sse4_1_pextrd): Set length_immediate to 1.
17677 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17678 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17680 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17681 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17682 length_immediate to 1 for second alternative.
17683 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17684 prefix_extra and length_immediate attributes for the first
17686 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17688 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17689 to 1 for the first and third alternative.
17690 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17692 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17694 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17696 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17697 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17698 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17699 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17700 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17701 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17702 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17703 ssse3_psign<mode>3): Override prefix_rex attribute.
17704 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17705 (ssse3_palignrti): Override length_immediate to 1.
17706 (ssse3_palignrdi): Override length_immediate to 1, override
17707 prefix_rex attribute.
17708 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17709 (sse4a_extrqi): Override length_immediate to 2.
17710 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17711 (sse4a_insertq): Override prefix_data16 to 0.
17712 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17713 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17714 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17715 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17716 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17717 and length_immediate to 1.
17718 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17719 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17720 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17721 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17722 and length_immediate to 1.
17723 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17724 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17725 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17726 avx_ptest256): Override prefix_extra to 1.
17727 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17728 Override prefix_data16 and length_immediate to 1.
17729 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17730 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17731 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17732 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17733 prefix_data16 to 0 and prefix_extra to 2.
17734 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17735 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17737 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17738 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17739 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17740 and prefix_extra to 2.
17741 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17742 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17743 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17744 avx_vpermilvar<mode>3,
17745 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17746 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17747 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17748 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17749 Override prefix_extra to 1.
17750 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17751 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17752 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17753 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17754 prefix_extra and length_immediate to 1.
17755 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17757 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17758 to 1 for the first alternative.
17759 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17760 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17762 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17763 *movv2sf_internal_avx, *movv2sf_internal): Override
17764 prefix_rep attribute for certain alternatives.
17765 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17766 attributes for certain alternatives.
17767 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17768 attributes for certain alternatives.
17769 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17770 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17771 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17772 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17773 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17774 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17775 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17776 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17777 length_immediate to 1 if operand 2 is const_int_operand.
17778 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17779 *vec_extractv2si_1): Set length_immediate attribute to 1.
17780 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17781 using old 3DNOW insn rather than SSE/3DNOW_A.
17782 (mmx_emms, mmx_femms): Clear modrm attribute.
17784 2009-05-29 Martin Jambor <mjambor@suse.cz>
17786 * tree-sra.c: New implementation of SRA.
17788 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17789 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17790 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17791 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17792 (SRA_MAX_STRUCTURE_COUNT): Removed.
17793 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17794 * doc/invoke.texi (sra-max-structure-size): Removed.
17795 (sra-field-structure-ratio): Removed.
17797 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17799 PR middle-end/40291
17800 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17803 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17805 PR rtl-optimization/40101
17806 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17807 seqno. Adjust comment.
17808 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17809 inserting bookkeeping before a jump, the jump is not scheduled.
17810 When no positive seqno found, provide a value. Add comment.
17812 2009-05-29 Richard Guenther <rguenther@suse.de>
17814 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17815 short-cutting on the first component.
17817 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17819 PR middle-end/39958
17820 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17821 for trees other than decls/types.
17823 2009-05-29 Richard Guenther <rguenther@suse.de>
17825 * tree-ssa-operands.c (get_expr_operands): Do not handle
17826 INDIRECT_REFs in the handled-component case. Remove
17827 unused get_ref_base_and_extent case.
17828 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17829 tree_low_cst and host_integerp where possible.
17830 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17831 codes for equivalence.
17832 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17834 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17836 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17837 to tmake_file for i[34567]86-*-cygwin*.
17839 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17842 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17843 (altivec_categorize_keyword, init_vector_keywords,
17844 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17847 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17849 * tree.c (handle_dll_attribute): Check if node is
17850 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17852 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17854 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17856 (thumb2_zero_extendqidi2): Likewise.
17858 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17860 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17861 instead of gen_movrt.
17862 * config/sh/sh.md (movrt): Remove.
17864 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17866 * doc/invoke.texi (IA-64 Options):
17867 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17868 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17869 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17870 -msched-prefer-non-control-spec-insns,
17871 -msched-stop-bits-after-every-cycle,
17872 -msched-count-spec-in-critical-path,
17873 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17874 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17875 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17876 and -msched-spec-verbose.
17878 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17880 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17881 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17883 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17885 2009-05-28 Richard Guenther <rguenther@suse.de>
17887 * tree-ssa-alias.c (ao_ref_init): New function.
17888 (ao_ref_base): Likewise.
17889 (ao_ref_base_alias_set): Likewise.
17890 (ao_ref_alias_set): Likewise.
17891 (refs_may_alias_p_1): Change signature.
17892 (refs_may_alias_p): Adjust.
17893 (refs_anti_dependent_p): Likewise.
17894 (refs_output_dependent_p): Likewise.
17895 (call_may_clobber_ref_p_1): Change signature.
17896 (call_may_clobber_ref_p): Adjust.
17897 (stmt_may_clobber_ref_p_1): New function split out from ...
17898 (stmt_may_clobber_ref_p): ... here.
17899 (maybe_skip_until): Adjust signature.
17900 (get_continuation_for_phi): Likewise.
17901 (walk_non_aliased_vuses): Likewise.
17902 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17903 (ao_ref_init): Declare.
17904 (ao_ref_base): Likewise.
17905 (ao_ref_alias_set): Likewise.
17906 (stmt_may_clobber_ref_p_1): Likewise.
17907 (walk_non_aliased_vuses): Adjust.
17908 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17909 (get_ref_from_reference_ops): remove.
17910 (vn_reference_lookup_2): Adjust signature.
17911 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17912 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17913 (vn_reference_lookup): Adjust.
17914 (vn_reference_insert): Likewise.
17915 (vn_reference_insert_pieces): Adjust signature.
17916 (visit_reference_op_call): Adjust.
17917 * tree-ssa-pre.c (get_expr_type): Simplify.
17918 (phi_translate_1): Adjust.
17919 (compute_avail): Likewise.
17920 (translate_vuse_through_block): Do not re-build trees.
17921 (value_dies_in_block_x): Likewise.
17922 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17924 (vn_reference_lookup_pieces): Adjust declaration.
17925 (vn_reference_insert_pieces): Likewise.
17927 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17929 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17930 with checking disabled.
17932 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17936 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17937 macro definition for support of three-operand format aligned
17938 .comm directive in assembler on cygwin/pe/mingw target OS.
17939 * configure: Regenerate.
17940 * config.h: Regenerate.
17942 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17943 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17944 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17946 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17947 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17949 2009-05-28 Ira Rosen <irar@il.ibm.com>
17951 PR tree-optimization/40254
17952 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17953 in analysis of basic blocks.
17955 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17957 PR middle-end/33699
17958 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17959 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17960 (TARGET_INITIALIZER): Use it.
17961 * cse.c (CHEAPER): Move it up to the other macros.
17962 (insert): Rename this ...
17963 (insert_with_costs): ... to this. Add cost parameters. Update
17965 (insert): New function. Call insert_with_costs.
17966 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17967 find_reg_offset_for_const, try_const_anchors): New functions.
17968 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17969 when using a const-anchor. Call insert_const_anchors.
17970 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17971 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17973 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17975 * tree-inline.c (remap_decls): Enable nonlocalized variables
17976 when not optimizing.
17978 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17980 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17981 Simplify other tests involving optimize.
17983 2009-05-27 Tom Tromey <tromey@redhat.com>
17985 * unwind-dw2.c (_Unwind_DebugHook): New function.
17986 (uw_install_context): Call _Unwind_DebugHook.
17988 2009-05-27 Tom Tromey <tromey@redhat.com>
17990 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17992 2009-05-27 Ian Lance Taylor <iant@google.com>
17994 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17995 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17996 (ALL_LINKERFLAGS): Define.
17997 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17998 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17999 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18000 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18001 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18002 $(LINKER_FOR_BUILD).
18003 (build/gcov-iov$(build_exeext)): Likewise.
18005 2009-05-27 Julian Brown <julian@codesourcery.com>
18007 * gcse.c (target.h): Include.
18008 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18009 copy of argument to a pseudo register.
18011 2009-05-27 Diego Novillo <dnovillo@google.com>
18013 * tree-ssa-live.c (dump_scope_block): Document arguments.
18014 (dump_scope_blocks): Document.
18015 (debug_scope_blocks): New.
18016 * tree-flow.h (debug_scope_blocks): Declare.
18018 2009-05-21 Denis Chertykov <denisc@overta.ru>
18020 * doc/contrib.texi (Contributors): Add myself to the list.
18022 2009-05-27 Olivier Hainque <hainque@adacore.com>
18024 * expr.c (target_align): New function. Alignment the TARGET of an
18025 assignment may be assume to have.
18026 (highest_pow2_factor_for_target): Use it instead of relying on
18027 immediate tree attributes of TARGET, not necessarily honored when
18028 intermediate bitfields are involved.
18030 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18034 AVX, SSE4, AES, PCLMUL and POPCNT.
18036 2009-05-27 Diego Novillo <dnovillo@google.com>
18038 * tree-pretty-print.c (dump_location): New.
18039 (dump_generic_node): Call it.
18040 Factor code to handle BLOCK nodes ...
18041 (dump_block_node): ... here.
18043 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18045 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18047 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18049 * gcc-plugin.h: Include config.h and system.h.
18050 (IN_GCC): Define if not defined.
18052 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18054 PR middle-end/40249
18055 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18058 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18060 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18062 * config/m32r/m32r.h: Ditto.
18063 * config/m32r/m32r.md: Ditto.
18064 * config/m32r/predicates.md: Ditto.
18066 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18068 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18070 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18073 (Loading plugins): typo.
18074 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18075 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18076 (Interacting with the GCC Garbage Collector): Added new section.
18077 (Giving information about a plugin): Added new section for
18079 * ggc.h (ggc_register_root_tab): Added declaration.
18080 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18081 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18082 (register_callback): Improved comment in declaration.
18083 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18084 (extra_root_vec) Added static variable for dynamic roots registration.
18085 (ggc_register_root_tab) Added new routine.
18086 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18087 PLUGIN_GGC_MARKING event.
18088 * ggc-zone.c: Include plugin.h.
18089 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18090 * ggc-page.c: Include plugin.h.
18091 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18092 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18093 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18094 (register_callback): check lack of callbacks for
18095 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18096 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18097 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18098 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18099 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18100 dependency on plugin.h.
18101 (plugin.o): Added dependency on ggc.h...
18103 2009-05-26 Richard Guenther <rguenther@suse.de>
18105 PR middle-end/40248
18107 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18108 with mismatched comparison modes.
18110 * expr.c (expand_expr_real_1): Expand the operand of a
18111 VIEW_CONVERT_EXPR in its natural mode.
18113 2009-05-26 Ian Lance Taylor <iant@google.com>
18115 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18116 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18117 (ALL_COMPILERFLAGS): Define.
18118 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18119 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18120 (collect2$(exeext), collect2.o): Likewise.
18121 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18122 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18123 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18124 (libbackend.o, intl.o, cppdefault.o): Likewise.
18125 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18126 (build/%.o): Use $(COMPILER_FOR_BUILD).
18127 (build/gen%$(build_exeext)): Likewise.
18128 (build/gcov-iov$(build_exeext)): LIkewise.
18129 * config/t-darwin (darwin.o): Use $(COMPILER).
18130 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18131 * config/t-sol2 (sol2-c.o): Likewise.
18132 (sol2.o): Likewise.
18133 * config/t-vxworks (vxworks.o): Likewise.
18134 * config/x-darwin (host-darwin.o): Likewise.
18135 * config/x-hpux (host-hpux.o): Likewise.
18136 * config/x-linux (host-linux.o): Likewise.
18137 * config/x-solaris (host-solaris.o): Likewise.
18138 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18139 * config/arm/t-arm (arm-c.o): Likewise.
18140 * config/arm/t-pe (pe.o): Likewise.
18141 * config/arm/t-wince-pe (pe.o): Likewise.
18142 * config/i386/t-cygming (winnt.o): Likewise.
18143 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18144 * config/i386/t-cygwin (cygwin1.o): Likewise.
18145 (cygwin2.o): Likewise.
18146 * config/i386/t-i386 (i386-c.o): Likewise.
18147 * config/i386/t-interix (winnt.o): Likewise.
18148 * config/i386/t-netware (netware.o): Likewise.
18149 * config/i386/t-nwld (nwld.o): Likewise.
18150 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18151 * config/i386/x-i386 (driver-i386.o): Likewise.
18152 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18153 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18154 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18155 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18156 * config/mips/x-native (driver-native.o): Likewise.
18157 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18158 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18159 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18160 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18161 * config/score/t-score-elf (score7.o): Likewise.
18162 (score3.o): Likewise.
18163 * config/sh/t-sh (sh-c.o): Likewise.
18164 * config/sh/t-symbian (sh-c.o): Likewise.
18165 (symbian.o): Likewise.
18166 * config/spu/t-spu-elf (spu-c.o): Likewise.
18167 * config/v850/t-v850 (v850-c.o): Likewise.
18168 * config/v850/t-v850e (v850-c.o): Likewise.
18170 2009-05-26 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/40122
18173 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18174 VECTOR_CSTs if possible.
18175 (fold_gimple_assign): Likewise.
18177 2009-05-26 Richard Guenther <rguenther@suse.de>
18179 PR middle-end/40252
18180 * fold-const.c (fold_binary): Use the correct types for building
18183 2009-05-26 Richard Guenther <rguenther@suse.de>
18185 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18186 redundant calls to merge_alias_info.
18187 (bump_vector_ptr): Likewise.
18188 * tree-ssa-copy.c (merge_alias_info): Remove.
18189 (replace_exp_1): Remove call to merge_alias_info.
18190 (propagate_tree_value): Likewise.
18191 (fini_copy_prop): Propagate points-to info.
18192 * tree-flow.h (merge_alias_info): Remove.
18194 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18196 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18198 2009-05-25 Jan Hubicka <jh@suse.cz>
18200 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18201 * cgraph.h (struct inline_summary): New filed self_wize,
18202 size_inlining_benefit, self_time and time_inlining_benefit.
18203 (struct cgraph_global_info): Replace insns by time ans size fields.
18204 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18205 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18206 (ipcp_update_callgraph): Do not touch function bodies.
18207 * ipa-inline.c: Include except.h
18208 (MAX_TIME): New constant.
18209 (overall_insns): Remove.
18210 (leaf_node_p): New.
18211 (overall_size, max_benefit): New static variables.
18212 (cgraph_estimate_time_after_inlining): New function.
18213 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18214 (cgraph_clone_inlined_nodes): Update size.
18215 (cgraph_mark_inline_edge): Update size.
18216 (cgraph_estimate_growth): Use size info.
18217 (cgraph_check_inline_limits): Check size.
18218 (cgraph_default_inline_p): Likewise.
18219 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18220 (cgraph_decide_recursive_inlining): Check size.
18221 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18223 (cgraph_decide_inlining): Likewise.
18224 (cgraph_decide_inlining_incrementally): Likewise; honor
18225 PARAM_EARLY_INLINING_INSNS.
18226 (likely_eliminated_by_inlining_p): New predicate.
18227 (estimate_function_body_sizes): New function.
18228 (compute_inline_parameters): Use it.
18229 * except.c (must_not_throw_labels): New function.
18230 * except.h (must_not_throw_labels): Declare.
18231 * tree-inline.c (init_inline_once): Kill inlining_weigths
18232 * tree-ssa-structalias.c: Avoid uninitialized warning.
18233 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18234 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18235 (PARAM_INLINE_CALL_COST): Remove.
18236 (PARAM_EARLY_INLINING_INSNS): New.
18238 2009-05-25 Richard Guenther <rguenther@suse.de>
18240 PR tree-optimization/36327
18241 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18242 callback for reference translation or lookup at the point of may-defs.
18243 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18244 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18245 for union COMPONENT_REFs.
18246 (vn_reference_lookup_3): New callback. Lookup from memset
18247 and CONSTRUCTOR assignment, translate through struct copies.
18248 (vn_reference_lookup_pieces): Make sure to not free the
18249 passed operands array. Adjust walk_non_aliased_vuses call.
18250 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18251 make sure we do not leak memory.
18253 2009-05-25 Richard Guenther <rguenther@suse.de>
18255 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18256 * tree-inline.c (expand_call_inline): Reset the escaped and
18257 callused solutions.
18258 * tree-ssa-structalias.c (pass_build_ealias): New.
18259 * tree-pass.h (pass_build_ealias): Declare.
18260 * passes.c (init_optimization_passes): Add PTA during
18261 early optimizations.
18262 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18263 and CALLUSED solutions.
18264 (dump_points_to_solution): New function, split out from ...
18265 (dump_points_to_info_for): ... here.
18266 * tree-parloops.c (parallelize_loops): Reset the escaped and
18267 callused solutions.
18269 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18272 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18273 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18275 2009-05-25 Ira Rosen <irar@il.ibm.com>
18277 PR tree-optimization/40238
18278 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18279 statements after basic block's labels.
18280 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18281 to free the allocated memory.
18283 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18285 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18286 return address with a USE.
18288 2009-05-24 Richard Guenther <rguenther@suse.de>
18290 PR middle-end/40233
18291 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18292 array type from the main variant of the inner type.
18294 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18296 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18297 definition to bool (from int) to un-break build.
18298 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18300 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18302 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18303 discard_stmt_changes): Delete.
18304 * tree-ssa-operands.c (scb_stack): Delete.
18305 (init_ssa_operands): Do not initialize it.
18306 (fini_ssa_operands): Do not free it.
18307 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18309 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18310 update_stmt, remove the others. Fix comments.
18311 * tree-dfa.c (optimize_stack_restore): Likewise.
18312 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18313 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18314 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18315 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18317 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18318 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18319 (dom_opt_finalize_block): Likewise, adjusting access to
18321 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18322 (stmts_to_rescan): Change item type to gimple.
18323 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18325 2009-05-24 Ira Rosen <irar@il.ibm.com>
18327 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18328 * tree-pass.h (pass_slp_vectorize): New pass.
18329 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18330 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18331 * tree-vectorizer.c (timevar.h): Include.
18332 (user_vect_verbosity_level): Declare.
18333 (vect_location): Fix comment.
18334 (vect_set_verbosity_level): Update user_vect_verbosity_level
18335 instead of vect_verbosity_level.
18336 (vect_set_dump_settings): Add an argument. Ignore user defined
18337 verbosity if dump flags require higher level of verbosity. Print to
18338 stderr only for loop vectorization.
18339 (vectorize_loops): Update call to vect_set_dump_settings.
18340 (execute_vect_slp): New function.
18341 (gate_vect_slp): Likewise.
18342 (struct gimple_opt_pass pass_slp_vectorize): New.
18343 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18344 access its members.
18345 (vec_info_for_bb): New function.
18346 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18347 (VECTORIZATION_ENABLED): New macro.
18348 (SLP_ENABLED, SLP_DISABLED): Likewise.
18349 (vect_is_simple_use): Add bb_vec_info argument.
18350 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18351 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18352 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18353 vect_schedule_slp, vect_analyze_slp): Likewise.
18354 (vect_analyze_stmt): Add slp_tree argument.
18355 (find_bb_location): Declare.
18356 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18357 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18358 (vect_analyze_loop_operations, vect_analyze_loop,
18359 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18360 vect_finalize_reduction, vectorizable_reduction,
18361 vectorizable_live_operation, vect_transform_loop): Likewise.
18362 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18363 skip evolution analysis if analyzing a basic block.
18364 (dr_analyze_indices): Likewise.
18365 (initialize_data_dependence_relation): Skip the test whether the
18366 object is invariant for basic blocks.
18367 (compute_all_dependences): Skip dependence analysis for data
18368 references in basic blocks.
18369 (find_data_references_in_stmt): Don't fail in case of invariant
18370 access in basic block.
18371 (find_data_references_in_bb): New function.
18372 (find_data_references_in_loop): Move code to
18373 find_data_references_in_bb and add a call to it.
18374 (compute_data_dependences_for_bb): New function.
18375 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18376 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18378 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18379 unknown dependence in basic block and fail in case of dependence in
18381 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18382 dependence instances from either loop or basic block vectorization
18384 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18385 before calling nested_in_vect_loop_p.
18386 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18387 dependence instances from either loop or basic block vectorization
18389 (vect_verify_datarefs_alignment): Likewise.
18390 (vect_enhance_data_refs_alignment): Adjust function calls.
18391 (vect_analyze_data_refs_alignment): Likewise.
18392 (vect_analyze_group_access): Fix printing. Skip different checks if
18393 DR_STEP is 0. Keep strided stores either in loop or basic block
18394 vectorization data structure. Fix indentation.
18395 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18397 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18398 dependence instances from either loop or basic block vectorization
18400 (vect_analyze_data_refs): Update comment. Call
18401 compute_data_dependences_for_bb to analyze basic blocks.
18402 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18403 case of loop vectorization. In case of basic block vectorization use
18404 data-ref itself as a base.
18405 (vect_create_data_ref_ptr): In case of basic block vectorization:
18406 don't advance the pointer, add new statements before the current
18407 statement. Adjust function calls.
18408 (vect_supportable_dr_alignment): Support only aligned accesses in
18409 basic block vectorization.
18410 * common.opt (ftree-slp-vectorize): New flag.
18411 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18412 (vect_pattern_recog_1): Likewise.
18413 * tree-vect-stmts.c (process_use): Likewise.
18414 (vect_init_vector): Add new statements in the beginning of the basic
18415 block in case of basic block SLP.
18416 (vect_get_vec_def_for_operand): Adjust function calls.
18417 (vect_finish_stmt_generation): Likewise.
18418 (vectorizable_call): Add assert that it is loop vectorization, adjust
18420 (vectorizable_conversion, vectorizable_assignment): Likewise.
18421 (vectorizable_operation): In case of basic block SLP, take
18422 vectorization factor from statement's type and skip the relevance
18423 check. Adjust function calls.
18424 (vectorizable_type_demotion): Add assert that it is loop
18425 vectorization, adjust function calls.
18426 (vectorizable_type_promotion): Likewise.
18427 (vectorizable_store): Check for outer loop only in case of loop
18428 vectorization. Adjust function calls. For basic blocks, skip the
18429 relevance check and don't advance pointers.
18430 (vectorizable_load): Likewise.
18431 (vectorizable_condition): Add assert that it is loop vectorization,
18432 adjust function calls.
18433 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18434 that it is not reduction, get vector type, call only supported
18435 functions, skip loop specific parts.
18436 (vect_transform_stmt): Check for outer loop only in case of loop
18438 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18439 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18440 for external definition.
18441 * passes.c (pass_slp_vectorize): New pass.
18442 * tree-vect-slp.c (find_bb_location): New function.
18443 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18444 check for patterns only in loops.
18445 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18446 case of multiple types in basic block SLP.
18447 (vect_mark_slp_stmts_relevant): New function.
18448 (vect_supported_load_permutation_p): Fix comment.
18449 (vect_analyze_slp_instance): Add argument. In case of basic block
18450 SLP, take vectorization factor from statement's type, check that
18451 unrolling factor is 1. Adjust function call. Save SLP instance in
18452 either loop or basic block vectorization structure. Return FALSE,
18454 (vect_analyze_slp): Add argument. Get strided stores groups from
18455 either loop or basic block vectorization structure. Return FALSE
18456 if basic block SLP failed.
18457 (new_bb_vec_info): New function.
18458 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18459 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18460 (vect_schedule_slp): Add argument. Get SLP instances from either
18461 loop or basic block vectorization structure. Set vectorization factor
18462 to be 1 for basic block SLP.
18463 (vect_slp_transform_bb): New function.
18464 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18466 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18468 * final.c (shorten_branches): Do not align labels for jump tables.
18469 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18471 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18473 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18474 Remove outdated reference to flow.c and fix nits.
18475 * doc/gccint.texi: Tweak RTL description.
18476 * doc/rtl.texi: Likewise.
18478 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18480 * config/avr/avr.c: Change my email address.
18481 * config/avr/avr.h: Likewise.
18482 * config/avr/avr.md: Likewise.
18483 * config/avr/avr-protos.h: Likewise.
18484 * config/avr/libgcc.S: Likewise.
18486 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18488 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18489 (spu_split_load, spu_split_store): Change return type to int.
18490 (spu_split_convert): Declare.
18491 * config/spu/predicates.md (spu_mem_operand): Remove.
18492 (spu_mov_operand): Update.
18493 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18494 * config/spu/spu.c (regno_aligned_for_load): Remove.
18495 (reg_aligned_for_addr, spu_expand_load): Define.
18496 (spu_expand_extv): Reimplement and handle MEM.
18497 (spu_expand_insv): Handle MEM.
18498 (spu_sched_reorder): Handle insn's with length 0.
18499 (spu_legitimate_address_p): Reimplement.
18500 (store_with_one_insn_p): Return TRUE for any mode with size
18501 larger than 16 bytes.
18502 (address_needs_split): Define.
18503 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18505 (spu_convert_move): Define.
18506 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18507 (spu_split_store): Change all MEM's to TImode.
18508 (spu_init_expanders): Preallocate registers that correspond to
18509 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18511 (spu_split_convert): Define.
18512 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18513 (_move<mode>, _movdi, _movti): Update predicate and condition.
18514 (load, store): Change to define_split.
18515 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18517 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18518 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18519 define_insn_and_split of lshr<mode>3.
18520 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18521 (<v>ashr<mode>3_imm): Define.
18522 (extv, extzv, insv): Allow MEM operands.
18523 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18524 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18525 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18526 (_spu_convert2): Change to define_insn_and_split and remove the
18527 corresponding define_peephole2.
18528 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18529 Change predicates to memory_operand.
18531 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18533 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18535 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18537 PR tree-optimization/40219
18538 * tree.c (iterative_hash_expr): Make sure the builtin function is
18539 a normal builtin function and not a front end or back end builtin
18540 before indexing into the built_in_decls array.
18542 2009-05-22 Richard Guenther <rguenther@suse.de>
18544 PR middle-end/38964
18545 * alias.c (write_dependence_p): Do not use TBAA for answering
18546 anti-dependence or output-dependence.
18547 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18548 (emit_pointer_definition): Remove.
18549 (emit_alias_warning): Likewise.
18550 (find_what_var_points_to): Remove TBAA pruning code.
18551 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18553 (compute_points_to_sets): Remove code computing the set of
18554 dereferenced pointers.
18555 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18556 oracle for querying anti and output dependencies.
18557 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18558 if TBAA may be applied.
18559 (refs_anti_dependent_p): New function.
18560 (refs_output_dependent_p): Likewise.
18561 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18562 (refs_output_dependent_p): Likewise.
18563 * doc/tree-ssa.texi (Memory model): New section.
18564 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18565 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18566 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18567 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18568 * expr.c (expand_expr_real_1): Likewise.
18569 * gimple-low.c (lower_stmt): Likewise.
18570 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18571 (dump_gimple_cdt): Remove.
18572 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18573 (gimple_size): Likewise.
18574 (walk_gimple_op): Likewise.
18575 (is_gimple_stmt): Likewise.
18576 (walk_stmt_load_store_addr_ops): Likewise.
18577 (gimple_build_cdt): Remove.
18578 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18579 * gimple.h (gimple_cdt_new_type): Remove.
18580 (gimple_cdt_new_type_ptr): Likewise.
18581 (gimple_cdt_set_new_type): Likewise.
18582 (gimple_cdt_location): Likewise.
18583 (gimple_cdt_location_ptr): Likewise.
18584 (gimple_cdt_set_location): Likewise.
18585 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18586 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18587 GIMPLE_CHANGE_DYNAMIC_TYPE.
18588 (verify_types_in_gimple_stmt): Likewise.
18589 * tree-inline.c (estimate_num_insns): Likewise.
18590 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18591 (copy_decl_to_var): Likewise.
18592 (copy_result_decl_to_var): Likewise.
18593 * tree-pretty-print.c (dump_generic_node): Do not handle
18594 CHANGE_DYNAMIC_TYPE_EXPR.
18595 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18596 * tree-ssa-operands.c (get_expr_operands): Likewise.
18597 * tree-ssa-structalias.c (struct variable_info): Remove
18598 no_tbaa_pruning member.
18599 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18600 (unify_nodes): Do not copy it.
18601 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18602 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18603 (set_uids_in_ptset): Do not check it.
18604 (find_what_var_points_to): Likewise.
18605 (compute_tbaa_pruning): Remove.
18606 (compute_points_to_sets): Do not call it.
18607 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18608 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18609 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18610 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18611 (DECL_NO_TBAA_P): Likewise.
18612 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18613 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18614 (expand_omp_atomic_pipeline): Do not set it.
18615 * print-tree.c (print_node): Do not dump it.
18616 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18619 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18622 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18625 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18627 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18630 2009-05-22 Ben Elliston <bje@au.ibm.com>
18632 * Makefile.in (bversion.h, s-bversion): New targets.
18633 (TOPLEV_H): Add bversion.h.
18634 * toplev.h: Include "bversion.h".
18635 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18636 the __format__ attribute only if compiling with the same version
18637 of GCC as the sources (the "build version").
18639 2009-05-22 Ben Elliston <bje@au.ibm.com>
18641 * c-format.c (handle_format_attribute): Fix comment typo.
18643 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18646 * config/ia64/ia64.opt (mfused-madd): New.
18647 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18648 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18649 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18650 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18651 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18652 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18653 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18654 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18655 instruction if !TARGET_FUSED_MADD.
18656 (fpma, fpms): Remove colon from name.
18658 2009-05-22 Richard Guenther <rguenther@suse.de>
18660 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18661 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18662 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18664 (create_expression_by_pieces): Only convert if necessary.
18665 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18666 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18668 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18670 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18671 regular pattern from a template and rename it ...
18672 (*extzv_truncsi_exts): ... to this.
18674 2009-05-21 Richard Guenther <rguenther@suse.de>
18676 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18677 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18678 (cgraph_default_inline_p): Likewise.
18679 (cgraph_decide_inlining_incrementally): Likewise.
18681 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18682 Uros Bizjak <ubizjak@gmail.com>
18684 * config/i386/cpuid.h (bit_MOVBE): New.
18686 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18688 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18689 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18690 (ix86_handle_option): Handle OPT_mmovbe.
18691 (ix86_target_string): Add -mmovbe.
18692 (pta_flags): Add PTA_MOVBE.
18693 (processor_alias_table): Add PTA_MOVBE to "atom".
18694 (override_options): Handle PTA_MOVBE.
18696 * config/i386/i386.h (TARGET_MOVBE): New.
18698 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18699 (*bswapsi_movbe): New.
18700 (*bswapdi_movbe): Likewise.
18701 (bswapdi2): Renamed to ...
18702 (*bswapdi_1): This.
18703 (bswapdi2): New expander.
18705 * config/i386/i386.opt (mmovbe): New.
18707 * doc/invoke.texi: Document -mmovbe.
18709 2009-05-21 Taras Glek <tglek@mozilla.com>
18711 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18712 * gcc-plugin.h (plugin_init): Updated signature.
18713 * gcc-plugin.h (plugin_name_args): Moved to this header.
18714 * doc/plugins.texi (plugin_init): Updated documention to reflect
18716 * doc/plugins.texi (plugin_name_args): Added to documention.
18718 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18720 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18721 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18723 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18725 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18726 JUMP_TABLE_DATA_P predicates where applicable.
18727 * config/i386/predicates.md: Ditto.
18728 * config/i386/sse.md: Ditto.
18730 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18732 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18733 operand2 -128 override length_immediate attribute to 1.
18734 * config/i386/predicates.md (constm128_operand): New predicate.
18736 * config/i386/i386.c (memory_address_length): Handle %r12
18737 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18739 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18740 mode look through optional ZERO_EXTEND and SUBREG.
18741 * config/i386/i386.md (R12_REG): New define_constant.
18742 (prefix_data16): For sse unit set also for MODE_TI insns.
18743 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18744 insns set if operand 1 is ext_QIreg_operand.
18745 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18746 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18748 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18749 mode from MODE_DI to MODE_SI.
18750 (movdi_1_rex64): Override modrm and length_immediate attributes
18751 only for movabs (TYPE_IMOV, alternative 2).
18752 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18753 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18754 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18755 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18756 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18757 prefix_rex attribute if DImode.
18758 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18759 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18760 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18761 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18762 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18763 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18764 Likewise. For TYPE_IMOV clear length_immediate attribute.
18765 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18766 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18767 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18768 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18769 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18770 or one operand TYPE_ISHIFT.
18771 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18772 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18773 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18774 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18775 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18776 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18777 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18778 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18779 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18780 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18781 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18782 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18783 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18784 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18785 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18786 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18787 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18788 set mode attribute, don't override length attribute.
18789 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18791 (return_internal_long): Set length attribute to 2 instead of 1.
18792 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18793 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18794 prefix_rex attribute.
18795 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18797 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18799 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18801 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18803 2009-05-20 Ian Lance Taylor <iant@google.com>
18805 * tree.c (build_tree_list_vec_stat): New function.
18806 (ctor_to_vec): New function.
18807 (build_nt_call_vec): New function.
18808 (build_call_array): Change args to be a const pointer.
18809 (build_call_vec): New function.
18810 * tree.h (build_nt_call_vec): Declare.
18811 (build_tree_list_vec_stat): Declare.
18812 (build_tree_list_vec): Define.
18813 (build_call_array): Update declaration.
18814 (build_call_vec): Declare.
18815 (ctor_to_vec): Declare.
18816 * c-common.c (tree_vector_cache): New static variable.
18817 (make_tree_vector): New function.
18818 (release_tree_vector): New function.
18819 (make_tree_vector_single): New function.
18820 (make_tree_vector_copy): New function.
18821 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18822 (make_tree_vector_single, make_tree_vector_copy): Declare.
18823 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18824 (c_parser_expr_list): Don't manage cache here, instead call
18826 (c_parser_release_expr_list): Remove static function.
18827 (c_parser_vec_to_tree_list): Remove static function.
18828 (c_parser_attributes): Call build_tree_list_vec instead of
18829 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18830 c_parser_release_expr_list.
18831 (c_parser_postfix_expression_after_primary): Likewise.
18832 (c_parser_objc_keywordexpr): Likewise.
18834 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18836 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18837 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18838 TARGET_CONVERT_TO_TYPE.
18839 * hooks.c (hook_tree_const_tree_null): Define.
18840 * hooks.h (hook_tree_const_tree_null): Declare.
18841 * target.h (struct gcc_target): Add invalid_parameter_type,
18842 invalid_return_type, promoted_type, and convert_to_type fields.
18843 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18844 (TARGET_INVALID_RETURN_TYPE): Define.
18845 (TARGET_PROMOTED_TYPE): Define.
18846 (TARGET_CONVERT_TO_TYPE): Define.
18847 (TARGET_INITIALIZER): Update for new fields.
18848 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18849 (grokparms): Check targetm.invalid_parameter_type.
18850 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18851 * c-convert.c (convert): Check targetm.convert_to_type.
18853 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18855 * config/mips/mips.md (*extenddi_truncate<mode>,
18856 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18858 (*extendhi_truncateqi): New define_insn_and_sptit.
18860 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18862 PR middle-end/40204
18863 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18864 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18866 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18868 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18869 the operand of VIEW_CONVERT_EXPR.
18871 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18873 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18874 extended family and model for Intel processors. Support Intel Atom.
18876 2009-05-20 Olivier Hainque <hainque@adacore.com>
18878 * gstab.h (stab_code_type): Define, to be used instead of the
18879 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18881 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18882 occurrences by stab_code_type.
18883 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18885 2009-05-20 Martin Jambor <mjambor@suse.cz>
18887 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18888 (sra_insert_before): Likewise.
18889 (sra_insert_after): Likewise.
18890 (sra_init_cache): Likewise.
18891 (sra_type_can_be_decomposed_p): Likewise.
18892 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18893 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18894 (sra_insert_before): Likewise.
18895 (sra_insert_after): Likewise.
18896 (sra_init_cache): Likewise.
18897 (insert_edge_copies_seq): Made static and moved upwards.
18899 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18902 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18904 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18905 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18908 2009-05-20 Richard Guenther <rguenther@suse.de>
18910 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18911 with mismatched comparison modes.
18913 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18915 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18916 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18917 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18918 with shifts for Thumb2.
18919 (orsi_notsi): New for orn.
18920 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18921 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18922 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18923 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18924 Don't invert remainder for IOR.
18926 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18928 PR tree-optimization/40087
18929 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18930 number_of_iterations_ne): Rename never_infinite argument.
18931 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18932 number_of_iterations_le): Handle pointer-type ivs when
18933 exit_must_be_taken is false.
18934 (number_of_iterations_cond): Do not always assume that
18935 exit_must_be_taken if the control variable is a pointer.
18937 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18939 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18940 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18942 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18944 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18945 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18947 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18950 * c.opt (Wlogical-op): Disabled by default.
18951 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18953 * doc/invoke.texi (Wlogical-op): Likewise.
18955 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18957 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18959 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18960 Propagate the type of the first operand.
18961 <ASSERT_EXPR>: Simplify.
18962 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18963 Rewrite using the RHS code as discriminant.
18964 <NOP_EXPR>: Turn into CASE_CONVERT.
18965 <PLUS_EXPR>: Propagate the type of the first operand.
18967 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18969 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18970 (ia64_dconst_0_375): New.
18971 * config/ia64/ia64.c (ia64_override_options): Remove
18972 -minline-sqrt-min-latency warning.
18973 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18974 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18975 * config/ia64/ia64.md (*sqrt_approx): Remove.
18976 (sqrtsf2): Remove #if 0.
18977 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18978 (sqrtdf): Remove assert.
18979 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18980 (sqrtxf2): Remove #if 0.
18981 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18982 * div.md (sqrt_approx_rf): New.
18983 (sqrtsf2_internal_thr): New implementation.
18984 (sqrtsf2_internal_lat): New.
18985 (sqrtdf2_internal_thr: New implementation.
18986 (sqrtxf2_internal): New implementation.
18988 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18989 Hans-Peter Nilsson <hp@axis.com>
18991 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18992 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18993 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18994 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18995 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18996 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18997 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18998 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18999 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19000 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19001 * c-common.c: ...from here.
19003 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19005 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19007 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19009 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19011 2009-05-19 Ben Elliston <bje@au.ibm.com>
19013 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19014 assignments with memcpy calls.
19015 (add_fdes): Likewise.
19016 (binary_search_unencoded_fdes): Likewise.
19017 (linear_search_fdes): Eliminate type puns.
19019 2009-05-19 Richard Guenther <rguenther@suse.de>
19021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19022 not falsely claim to have propagated into all uses.
19024 2009-05-19 Ben Elliston <bje@au.ibm.com>
19026 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19029 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19031 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19032 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19033 (TARGET_LEGITIMATE_ADDRESS_P): New.
19034 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19035 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19037 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19040 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19041 child of the containing namespace's DIE.
19043 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19045 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19046 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19047 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19050 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19053 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19054 gen_align with gen_pad.
19055 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19056 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19058 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19059 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19061 * config/i386/i386.md (align): Renamed to ...
19062 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19063 ASM_OUTPUT_MAX_SKIP_PAD.
19065 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19067 * config.gcc: Fix variable syntax.
19070 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19071 before calling exact_log2.
19072 (output_iorsi3): Likewise.
19073 (output_xorsi3): Likewise.
19075 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19077 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19078 for the none zero constant operand except for EQ and NE
19079 comprisons even when the first operand is R0.
19081 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19083 * config/s390/2064.md: Remove trailing whitespaces.
19084 * config/s390/2084.md: Likewise.
19085 * config/s390/constraints.md: Likewise.
19086 * config/s390/fixdfdi.h: Likewise.
19087 * config/s390/libgcc-glibc.ver: Likewise.
19088 * config/s390/s390-modes.def: Likewise.
19089 * config/s390/s390-protos.h: Likewise.
19090 * config/s390/s390.c: Likewise.
19091 * config/s390/s390.h: Likewise.
19092 * config/s390/s390.md: Likewise.
19093 * config/s390/tpf-unwind.h: Likewise.
19095 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19097 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19099 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19102 * configure.ac (m68k-*-*): Check if binutils support TLS.
19103 * configure: Regenerate.
19104 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19105 * config/m68k/constraints.md (Cu): New constraint.
19106 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19107 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19108 (movsi): Handle TLS symbols.
19109 (addsi3_5200): Handle XTLS symbols, indent.
19110 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19111 (m68k_tls_reference_p): Declare.
19112 (m68k_legitimize_address): Declare.
19113 (m68k_unwrap_symbol): Declare.
19114 * config/m68k/m68k.opt (mxtls): New option.
19115 * config/m68k/m68k.c (ggc.h): Include.
19116 (m68k_output_dwarf_dtprel): Implement hook.
19117 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19118 (m68k_expand_prologue): Load GOT pointer when function needs it.
19119 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19120 (m68k_legitimate_constant_address_p): Same.
19121 (m68k_decompose_address): Handle TLS references.
19122 (m68k_get_gp): New static function.
19123 (enum m68k_reloc): New contants.
19124 (TLS_RELOC_P): New macro.
19125 (m68k_wrap_symbol): New static function.
19126 (m68k_unwrap_symbol): New function.
19127 (m68k_final_prescan_insn_1): New static function.
19128 (m68k_final_prescan_insn): New function.
19129 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19131 (legitimize_pic_address): Handle TLS references..
19132 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19133 (m68k_libcall_value_in_a0_p)
19134 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19135 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19136 (m68k_legitimize_tls_address): Handle TLS references.
19137 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19139 (m68k_legitimize_address): Handle TLS symbols.
19140 (m68k_get_reloc_decoration): New static function.
19141 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19143 (m68k_output_dwarf_dtprel): Implement hook.
19144 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19145 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19146 m68k_call_* routines.
19147 (sched_attr_op_type): Handle TLS symbols.
19148 (gt-m68k.h): Include.
19149 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19150 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19152 2009-05-18 Martin Jambor <mjambor@suse.cz>
19154 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19155 (visit_store_addr_for_mod_analysis): New function.
19156 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19157 (determine_cst_member_ptr): Use gimple_assign_single_p.
19158 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19159 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19160 operands. Don't check number of operands of a NOP_EXPR.
19162 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19164 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19166 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19169 * c-common.c (warn_logical_operator): Don't warn if one of
19170 expression isn't always true or false.
19172 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19174 * config/i386/biarch32.h: New file.
19175 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19177 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19179 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19180 *zero_extend<mode>_truncqi): Merge these into ...
19181 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19182 Name the pattern following this as *zero_extendhi_truncqi.
19184 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19186 PR middle-end/39301
19187 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19188 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19189 (output_info): Make field HOST_WIDEST_INT.
19190 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19191 (dump_bitmat_statistics): Same.
19193 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19195 * config.gcc (use_gcc_stdint): Set to wrap.
19196 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19197 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19198 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19199 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19200 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19201 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19202 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19203 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19205 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19207 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19209 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19210 Move definitions earlier.
19211 (OPT_ARCH64, OPT_ARCH32): Define.
19212 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19215 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19218 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19221 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19223 * arm.md (movdi2): Copy non-reg values to DImode registers.
19225 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19228 * final.c (label_to_max_skip): New function.
19229 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19230 CODE_LABEL_NUMBER <= max_labelno.
19231 * output.h (label_to_max_skip): New prototype.
19232 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19233 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19234 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19235 Handle CODE_LABELs with >= 16 byte alignment or with
19236 max_skip == (1 << align) - 1.
19237 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19238 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19241 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19242 .p2align 3 if MAX_SKIP is smaller than 7.
19243 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19245 2009-05-15 Ian Lance Taylor <iant@google.com>
19247 * alias.c (struct alias_set_entry_d): Rename from struct
19248 alias_set_entry. Change all uses.
19249 * except.c (struct call_site_record_d): Rename from struct
19250 call_site_record. Change all uses.
19251 * except.h (struct eh_region_d): Rename from struct eh_region.
19253 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19255 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19256 ivtype_map_elt. Change all uses.
19257 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19259 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19260 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19262 (struct sese_d): Rename from struct sese. Change all uses.
19263 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19264 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19265 * optabs.h (struct optab_d): Rename from struct optab. Change all
19267 (struct convert_optab_d): Rename from struct convert_optab.
19269 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19270 ipa_opt_pass. Change all uses.
19271 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19274 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19275 defined as a typedef.
19276 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19279 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19282 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19284 (merge_ranges): Returns bool.
19285 * tree.h (make_range): .. to here.
19286 (build_range_check): Likewise.
19287 (merge_ranges): Likewise. Renamed from merge_ranges.
19288 * c-typeck.c (parser_build_binary_op): Update calls to
19289 warn_logical_operator.
19290 * c-common.c (warn_logical_operator): Add new warning.
19291 * c-common.h (warn_logical_operator): Update declaration.
19293 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19295 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19297 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19299 * doc/install.texi: Document MPC requirements, flags etc.
19301 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19302 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19303 Evaluate constant arguments.
19304 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19305 (fold_builtin_1): Likewise, also evaluate constant arguments.
19306 Remove superfluous break.
19307 (do_mpc_ckconv): New.
19308 * real.h: Include mpc.h.
19309 * toplev.c (print_version): Output MPC version info if available.
19311 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19313 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19315 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19317 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19320 2009-05-15 Jan Hubicka <jh@suse.cz>
19322 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19323 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19324 (try_inline): Fix return value.
19325 (cgraph_decide_inlining_incrementally): Honor new value.
19326 (cgraph_early_inlining): Handle indirect inlining.
19327 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19329 2009-05-15 Jan Hubicka <jh@suse.cz>
19331 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19332 * cgraphunit.c (cgraph_finalize_function): Set it.
19333 (cgraph_expand_function): Use it.
19335 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19337 * real.c (encode_ieee_half): Define.
19338 (decode_ieee_half): Define.
19339 (ieee_half_format): Define.
19340 (arm_half_format): Define.
19341 * real.h (ieee_half_format): Declare.
19342 (arm_half_format): Declare.
19344 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19346 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19347 swapped, and reversed optabs exist before trying to use them.
19349 2009-05-15 Paul Brook <paul@codesourcery.com>
19350 Sandra Loosemore <sandra@codesourcery.com>
19352 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19353 loads. Allow PRE_DEC.
19354 (output_move_neon): Handle PRE_DEC.
19355 (arm_print_operand): Add 'A' for neon structure loads.
19356 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19357 * config/arm/neon.md (neon_mov): Update comment.
19358 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19360 (Um): New constraint.
19362 2009-05-15 Jan Hubicka <jh@suse.cz>
19364 Revert the following patch until testsuite fallout is fixed:
19365 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19366 * cgraph.h (struct inline_summary): New filed self_wize,
19367 size_inlining_benefit, self_time and time_inlining_benefit.
19368 (struct cgraph_global_info): Replace insns by time ans size fields.
19369 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19370 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19371 (ipcp_update_callgraph): Do not touch function bodies.
19372 * ipa-inline.c: Include except.h
19373 (MAX_TIME): New constant.
19374 (overall_insns): Remove
19375 (overall_size, max_benefit): New static variables.
19376 (cgraph_estimate_time_after_inlining): New function.
19377 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19378 (cgraph_clone_inlined_nodes): Update size.
19379 (cgraph_mark_inline_edge): Update size.
19380 (cgraph_estimate_growth): Use size info.
19381 (cgraph_check_inline_limits): Check size.
19382 (cgraph_default_inline_p): Likewise.
19383 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19384 (cgraph_decide_recursive_inlining): Check size.
19385 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19387 (cgraph_decide_inlining): Likewise.
19388 (cgraph_decide_inlining_incrementally): Likewise; honor
19389 PARAM_EARLY_INLINING_INSNS.
19390 (likely_eliminated_by_inlining_p): New predicate.
19391 (estimate_function_body_sizes): New function.
19392 (compute_inline_parameters): Use it.
19393 * except.c (must_not_throw_labels): New function.
19394 * except.h (must_not_throw_labels): Declare.
19395 * tree-inline.c (init_inline_once): Kill inlining_weigths
19396 * tree-ssa-structalias.c: Avoid uninitialized warning.
19397 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19398 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19399 (PARAM_INLINE_CALL_COST): Remove.
19400 (PARAM_EARLY_INLINING_INSNS): New.
19402 2009-05-15 Richard Guenther <rguenther@suse.de>
19404 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19405 not TODO_update_ssa.
19407 2009-05-15 Richard Guenther <rguenther@suse.de>
19409 PR tree-optimization/39999
19410 * gimple.h (gimple_expr_type): Use the expression type looking
19411 through useless conversions.
19412 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19413 (vn_nary_op_insert_stmt): Likewise.
19414 (simplify_binary_expression): Likewise.
19416 2009-05-15 Richard Guenther <rguenther@suse.de>
19418 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19419 New options, enabled by default.
19420 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19422 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19423 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19424 * tree-ssa-structalias.c (gate_tree_pta): New function.
19425 (pass_build_alias): Use it.
19427 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19430 recurse on an invariant address if a conversion from a pointer
19431 type to a wider integer type is involved.
19433 2009-05-15 Jan Hubicka <jh@suse.cz>
19435 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19436 * cgraph.h (struct inline_summary): New filed self_wize,
19437 size_inlining_benefit, self_time and time_inlining_benefit.
19438 (struct cgraph_global_info): Replace insns by time ans size fields.
19439 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19440 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19441 (ipcp_update_callgraph): Do not touch function bodies.
19442 * ipa-inline.c: Include except.h
19443 (MAX_TIME): New constant.
19444 (overall_insns): Remove
19445 (overall_size, max_benefit): New static variables.
19446 (cgraph_estimate_time_after_inlining): New function.
19447 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19448 (cgraph_clone_inlined_nodes): Update size.
19449 (cgraph_mark_inline_edge): Update size.
19450 (cgraph_estimate_growth): Use size info.
19451 (cgraph_check_inline_limits): Check size.
19452 (cgraph_default_inline_p): Likewise.
19453 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19454 (cgraph_decide_recursive_inlining): Check size.
19455 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19457 (cgraph_decide_inlining): Likewise.
19458 (cgraph_decide_inlining_incrementally): Likewise; honor
19459 PARAM_EARLY_INLINING_INSNS.
19460 (likely_eliminated_by_inlining_p): New predicate.
19461 (estimate_function_body_sizes): New function.
19462 (compute_inline_parameters): Use it.
19463 * except.c (must_not_throw_labels): New function.
19464 * except.h (must_not_throw_labels): Declare.
19465 * tree-inline.c (init_inline_once): Kill inlining_weigths
19466 * tree-ssa-structalias.c: Avoid uninitialized warning.
19467 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19468 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19469 (PARAM_INLINE_CALL_COST): Remove.
19470 (PARAM_EARLY_INLINING_INSNS): New.
19471 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19472 (inline-call-cost): Remove.
19473 (early-inlining-insns): New.
19475 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19477 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19479 (print_int_cst_bounds_in_octal_p): Likewise.
19480 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19482 * dwarf2out.c (base_type_die): Likewise.
19483 (is_subrange_type): Delete.
19484 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19485 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19486 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19487 if the destination type is boolean.
19488 (build_range_check): Do not special-case subtypes.
19489 (fold_sign_changed_comparison): Likewise.
19490 (fold_unary): Likewise.
19491 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19492 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19493 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19494 * tree.c (subrange_type_for_debug_p): New predicate based on the
19495 former is_subrange_type.
19496 * tree.h (subrange_type_for_debug_p): Declare.
19497 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19498 (convert_affine_scev): Remove call to above function.
19499 (chrec_convert_aggressive): Likewise.
19500 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19501 false for conversions involving subtypes.
19502 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19503 (vrp_val_min): Likewise.
19504 (needs_overflow_infinity): Likewise.
19505 (extract_range_from_unary_expr): Likewise.
19507 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19509 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19510 * config/frv/frv.c: Likewise.
19511 * config/s390/s390.c: Likewise.
19512 * config/sparc/sparc.h: Likewise.
19513 * config/i386/i386.h: Likewise.
19514 * config/i386/i386.c: Likewise.
19515 * config/crx/crx.c: Likewise.
19516 * config/m68hc11/m68hc11.h: Likewise.
19517 * config/iq2000/iq2000.c: Likewise.
19518 * config/mn10300/mn10300.h: Likewise.
19519 * config/mn10300/mn10300.c: Likewise.
19520 * config/m68k/m68k.c: Likewise.
19521 * config/rs6000/rs6000.c: Likewise.
19522 * config/rs6000/xcoff.h: Likewise.
19523 * config/rs6000/linux64.h: Likewise.
19524 * config/rs6000/sysv4.h: Likewise.
19525 * config/score/score3.c: Likewise.
19526 * config/score/score7.c: Likewise.
19527 * config/score/score.c: Likewise.
19528 * config/arm/arm.md: Likewise.
19529 * config/mips/mips.c: Likewise.
19530 * config/mips/mips.md: Likewise.
19531 * config/bfin/bfin.h: Likewise.
19532 * config/pa/pa.c: Likewise.
19533 * config/pa/constraints.md: Likewise.
19535 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19536 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19537 * config/pdp11/pdp11.h: Use memory_address_p instead.
19539 2009-05-14 Ian Lance Taylor <iant@google.com>
19541 * passes.c (finish_optimization_passes): Change i to int.
19542 * plugin.c (plugins_active_p): Change event to int.
19543 (dump_active_plugins): Likewise.
19544 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19546 * tree.c (tree_range_check_failed): Change c to unsigned int.
19547 (omp_clause_range_check_failed): Likewise.
19548 (build_common_builtin_nodes): Change mode to int. Add cast.
19549 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19550 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19552 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19553 ++ or -- with a variable of enum type.
19555 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19558 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19560 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19562 * store-motion.c: Do not include params.h
19563 * Makefile.in: Fix dependencies for various files.
19565 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19567 * auto-inc-dec.c: Fix pass description, remove apparent
19568 accidental duplication.
19570 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19572 PR middle-end/40147
19573 * ipa-utils.h (memory_identifier_string): Moved to ...
19574 * tree.h (memory_identifier_string): Here. Add GTY(()).
19576 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19578 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19579 in the former documentation of...
19580 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19581 * ira-conflicts.c (get_dup_num): Use address_operand.
19582 * targhooks.c (default_legitimate_address_p): New.
19583 * targhooks.h (default_legitimate_address_p): New.
19584 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19586 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19587 * target.h (struct target): Add legitimate_address_p.
19588 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19589 (TARGET_INITIALIZER): Include it.
19591 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19592 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19593 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19594 (TARGET_LEGITIMATE_ADDRESS_P): New.
19596 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19597 (REG_OK_STRICT_P): Delete.
19598 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19599 (frv_legitimate_address_p_1): ... this.
19600 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19601 (frv_legitimate_address_p_1): ... the renamed old
19602 frv_legitimate_address_p.
19603 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19604 (TARGET_LEGITIMATE_ADDRESS_P): New.
19606 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19607 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19608 * config/s390/s390.c (legitimate_address_p): Rename to...
19609 (s390_legitimate_address_p): ... this, make static.
19610 (legitimize_address): Adjust call.
19611 (TARGET_LEGITIMATE_ADDRESS_P): New.
19612 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19614 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19615 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19616 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19617 (TARGET_LEGITIMATE_ADDRESS_P): New.
19619 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19620 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19621 * config/spu/spu.c (spu_legitimate_address): Rename to...
19622 (spu_legitimate_address_p): ... this, make static.
19623 (TARGET_LEGITIMATE_ADDRESS_P): New.
19625 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19626 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19627 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19628 (sparc_legitimate_address_p): ... this, make static and return bool.
19629 (legitimize_address): Adjust call.
19630 (TARGET_LEGITIMATE_ADDRESS_P): New.
19632 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19633 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19634 * config/i386/i386.c (legitimate_address_p): Rename to...
19635 (ix86_legitimate_address_p): ... this, make static.
19636 (constant_address_p): Move after it, adjust call.
19637 (TARGET_LEGITIMATE_ADDRESS_P): New.
19639 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19640 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19641 * config/avr/avr.c (legitimate_address_p): Rename to...
19642 (avr_legitimate_address_p): ... this, make static.
19643 (legitimize_address): Adjust call.
19644 (TARGET_LEGITIMATE_ADDRESS_P): New.
19646 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19647 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19648 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19649 (TARGET_LEGITIMATE_ADDRESS_P): New.
19651 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19652 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19653 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19654 (TARGET_LEGITIMATE_ADDRESS_P): New.
19656 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19657 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19659 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19661 (TARGET_LEGITIMATE_ADDRESS_P): New.
19663 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19664 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19666 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19668 (m68hc11_legitimate_address_p): ... this, make static.
19669 (go_if_legitimate_address_internal): Rename to...
19670 (m68hc11_legitimate_address_p_1): ... this.
19671 (legitimize_address): Adjust call.
19672 (TARGET_LEGITIMATE_ADDRESS_P): New.
19674 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19675 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19676 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19677 (TARGET_LEGITIMATE_ADDRESS_P): New.
19679 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19680 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19681 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19682 (mn10300_legitimate_address_p): ... this, make static.
19683 (TARGET_LEGITIMATE_ADDRESS_P): New.
19685 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19686 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19687 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19688 (TARGET_LEGITIMATE_ADDRESS_P): New.
19690 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19691 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19692 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19693 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19694 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19695 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19696 (rs6000_legitimate_address_p): ... this, make static.
19697 (TARGET_LEGITIMATE_ADDRESS_P): New.
19698 (REG_MODE_OK_FOR_BASE_P): Delete.
19699 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19701 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19702 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19704 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19705 static, adjust types.
19706 (TARGET_LEGITIMATE_ADDRESS_P): New.
19708 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19709 * config/score/score.c (score_address_p): Rename to...
19710 (score_legitimate_address_p): ... this.
19711 (TARGET_LEGITIMATE_ADDRESS_P): New.
19712 * config/score/score3.c (score3_address_p): Rename to...
19713 (score3_legitimate_address_p): ... this.
19714 * config/score/score7.c (score7_address_p): Rename to...
19715 (score7_legitimate_address_p): ... this.
19717 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19718 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19719 GO_IF_LEGITIMATE_ADDRESS): Delete.
19720 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19721 thumb2_legitimate_address_p): Delete.
19722 (arm_legitimate_address_p): Rename to...
19723 (arm_legitimate_address_outer_p): ... this.
19724 * config/arm/constraints.md ("Uq"): Adjust call.
19725 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19726 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19728 (arm_legitimate_address_outer_p): ... this.
19729 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19731 (TARGET_LEGITIMATE_ADDRESS_P): New.
19733 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19734 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19735 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19736 (TARGET_LEGITIMATE_ADDRESS_P): New.
19738 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19739 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19740 * config/vax/vax.c (legitimate_address_p): Rename to...
19741 (vax_legitimate_address_p): ... this, make static.
19742 (TARGET_LEGITIMATE_ADDRESS_P): New.
19744 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19745 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19746 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19747 (TARGET_LEGITIMATE_ADDRESS_P): New.
19749 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19750 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19751 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19752 (mmix_legitimate_address_p): ... this, make static.
19753 (TARGET_LEGITIMATE_ADDRESS_P): New.
19755 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19756 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19757 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19758 (TARGET_LEGITIMATE_ADDRESS_P): New.
19760 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19762 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19763 of MODE_COMPLEX_INT.
19765 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19767 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19768 LCT_NORMAL in function call.
19769 * mips-tdump.c (print_file_desc): Add cast to enum type.
19770 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19771 (mark_stabs): Add casts to enum types.
19772 (parse_stabs_common): Add casts to enum types.
19774 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19776 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19777 Check for invalid values of LETTER.
19779 2009-05-13 Taras Glek <tglek@mozilla.com>
19781 * attribs.c (register_attribute): moved out attribute registration
19782 into register_attribute.
19783 * doc/plugins.texi: Documented register_attribute and
19785 * gcc-plugin.h: Added forward decl for register_attribute.
19786 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19787 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19788 PLUGIN_ATTRIBUTES boilerplate.
19790 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19792 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19793 values even in sentinel and empty entries.
19794 (ms_printf_flag_specs): Likewise.
19795 (ms_scanf_flag_specs): Likewise.
19796 (ms_strftime_flag_specs): Likewise.
19797 (ms_print_char_table): Likewise.
19798 (ms_scan_char_table): Likewise.
19799 (ms_time_char_table): Likewise.
19801 2009-05-13 Doug Kwan <dougkwan@google.com>
19803 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19805 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19807 * config/mips/mips.md (store): Add attributes for QI and HI.
19809 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19810 (truncdi<mode>2): ... this new pattern.
19812 2009-05-13 Brad Hards <bradh@kde.org>
19814 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19816 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19817 Ben Elliston <bje@au.ibm.com>
19819 PR middle-end/40035
19820 * dse.c (check_mem_read_rtx): Guard against width == -1.
19822 2009-05-13 Michael Matz <matz@suse.de>
19824 PR middle-end/39976
19825 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19826 (trivially_conflicts_p): New function.
19827 (insert_backedge_copies): Use it.
19829 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19831 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19832 (handle_stdc_pragma): Use new enum constant names.
19833 (handle_pragma_float_const_decimal64): Ditto.
19835 2009-05-13 Ian Lance Taylor <iant@google.com>
19837 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19840 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19842 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19843 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19845 * config/m68k/m68k.h (FL_UCLINUX): Define.
19847 2009-05-13 Jan Hubicka <jh@suse.cz>
19849 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19851 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19853 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19854 unless -fschedule-insns is specified.
19856 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19859 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19860 TARGET_EXPAND_CBRANCHDI4.
19861 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19862 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19863 (cmpeqdi): Fix comment.
19865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19867 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19868 (sh_legitimate_address_p): Likewise.
19869 * config/sh/sh.c (sh_legitimate_index_p): New.
19870 (sh_legitimate_address_p): Likewise.
19871 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19872 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19873 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19874 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19875 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19876 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19877 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19878 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19879 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19881 2009-05-12 Jan Hubicka <jh@suse.cz>
19883 * tree-inline.c (estimate_operator_cost): Add operands;
19884 when division happens by constant, it is cheap.
19885 (estimate_num_insns): Loads and stores are not having cost of 0;
19886 EH magic stuff is cheap; when computing runtime cost of switch,
19887 use log2 base of amount of its cases; builtin_expect has cost of 0;
19888 compute cost for moving return value of call.
19889 (init_inline_once): Initialize time_based flags.
19890 * tree-inline.h (eni_weights_d): Add time_based flag.
19892 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19894 * df-core.c: Update head documentation.
19896 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19899 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19900 shadowing exisiting variable op1.
19902 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19905 * config/i386/driver-i386.c (processor_signatures): New enum.
19906 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19907 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19908 processor signature to detect geode processor.
19910 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19914 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19916 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19917 causes spurious differences between trunk and cond-optab branch.
19919 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19921 * dojump.c (compare_from_rtx): Delete.
19922 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19923 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19924 if the comparison does not satisfy the predicate; test predicates for
19925 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19926 further if one existing pattern fails.
19927 * expr.h (compare_from_rtx): Delete.
19928 (prepare_operand): Declare it.
19929 * optabs.c: Change "lib call" to "libcall" throughout.
19930 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19931 HAVE_conditional_trap, emit_cmp_insn): Delete.
19932 (can_compare_p): Delete cmp_optab case.
19933 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19934 Accept other parameters by value.
19935 (prepare_operand): Make non-static.
19936 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19937 other parameters by value. Try to widen operands here based on
19938 an optab_methods argument and looking at cbranch_optab.
19939 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19940 loop. Use cbranch_optab directly.
19941 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19942 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19944 (emit_conditional_move, emit_conditional_add): Inline what's needed
19945 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19946 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19947 with COMPARE. Move cmov_optab and cstore_optab above
19948 with cbranch_optab, move cmp_optab down with ucmp_optab,
19949 remove tst_otpab. Do not initialize trap_rtx.
19950 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19951 for trap code. Do not check HAVE_conditional_trap. Use
19952 prepare_cmp_insn. Accept no predicate for operand 3.
19953 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19954 (OTI_ctrap, ctrap_optab): New.
19955 (tst_optab): Delete.
19956 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19957 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19958 with lookup of ctrap_optab.
19959 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19961 (ctrap_optab): New.
19963 * combine.c (combine_simplify_rtx, simplify_set): Do not
19964 special case comparing against zero for cc0 machines.
19965 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19966 COMPARE on cc0 machines.
19967 (simplify_relational_operation): Return a new expression when
19968 a COMPARE could be removed.
19969 * final.c (final_scan_insn): Compare cc_status values
19970 against LHS of a (compare FOO (const_int 0)) cc0 source.
19971 Also check if cc_status.value is the full compare.
19973 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19974 (cstoreMM4): Document.
19975 (conditional_trap): Document ctrapMM4 instead.
19976 (sync_compare_and_swapMM): Refer to cbranchcc4.
19977 (Dependent Patterns): Eliminate obsolete information referring to
19978 the old jump optimization phase.
19979 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19980 of compares with 0 on cc0 machines.
19981 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19982 avoiding references to cc0. Remove text about storing operands
19984 * doc/tm.texi (Condition Codes): Include blurb on different
19985 condition code representations, separate into subsections for
19986 CC0, MODE_CC and conditional execution.
19988 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19989 alpha_emit_setcc): Accept operands and a machine mode.
19990 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19991 Get code/op0/op1 from operands, use machine mode argument
19992 instead of alpha_compare.fp_p. Emit the branch here.
19993 (alpha_emit_setcc): Likewise, and return boolean.
19994 (alpha_emit_conditional_move): Likewise. Assert that
19995 cmp_op_mode == cmp_mode, and simplify accordingly.
19996 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19997 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19998 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20000 (stack probe test): Use cbranchdi4.
20001 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20003 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20004 * config/arc/arc.h (movsicc, movsfcc): Use it.
20005 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20006 (cbranchsi4, cstoresi4): New.
20007 (cmpsi, bCC and sCC expanders): Remove.
20009 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20010 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20011 * config/arm/predicates.md (arm_comparison_operator): Only include
20012 floating-point operators if there is a hardware floating-point unit.
20013 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20014 deferring to cbranch_cc and cstore_cc respectively.
20015 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20016 cbranch_cc, cstore_cc): New.
20017 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20019 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20021 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20022 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20024 (adjust_insn_length): Adjust calls.
20025 (avr_reorg): Handle (compare (foo) (const_int 0)).
20026 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20027 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20028 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20029 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20031 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20032 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20034 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20035 (cbranchsi4, cstorebi4, cstoresi4): New.
20036 (movbisi): This insn is duplicate, split it to zero_extend.
20037 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20038 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20039 (bfin_optimize_loop): Use cbranch expander.
20040 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20041 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20042 (bfin_bimode_comparison_operator): ... this.
20043 (bfin_direct_comparison_operator): New.
20045 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20046 inside (compare FOO (const_int 0)).
20047 (cris_rtx_costs): Handle ZERO_EXTRACT.
20048 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20049 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20050 (*tstdi_v32): Delete.
20051 (*cmpdi_non_v32): Add M alternative for operand 1.
20052 (cmpsi, cmp<mode>): Make private.
20053 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20055 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20057 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20058 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20059 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20060 (cc_reg_operand): New.
20061 (any_cond): Delete.
20062 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20063 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20064 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20065 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20066 crx_expand_scond): Delete.
20068 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20070 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20071 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20073 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20074 cstoresi4, cstoresf4, cstoredf4): New.
20075 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20076 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20077 Receive the entire operands array.
20078 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20079 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20080 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20081 Get test/op0/op1 from the operands array.
20082 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20084 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20085 (h8300_expand_store): New.
20086 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20088 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20089 (h8300_expand_store): New.
20090 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20091 or do not try to produce (set (cc0) REG).
20092 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20093 change a compare into a move to a scratch register. Disable some
20094 peepholes when comparing with zero.
20095 (tstsi, tsthi, tstsi, cmpqi): Make private.
20097 (bCC, sCC): Delete.
20098 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20101 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20102 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20103 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20104 (ix86_emit_i387_log1p): Use cbranchxf2.
20105 (ix86_expand_setcc): Return void.
20106 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20107 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20108 cmp<MODEF>, cmpcc): Remove.
20109 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20110 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20111 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20112 (sCC and bCC expanders): Remove.
20113 (stack_protect_test): Use cbranchcc4.
20115 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20117 (ia64_expand_compare): Accept three rtx by reference and return void.
20118 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20119 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20120 from *expr. Update *expr with the BImode comparison to do.
20121 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20122 cmptf, bCC, sCC, conditional_trap): Delete.
20123 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20124 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20125 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20126 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20127 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20129 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20130 type of last argument.
20131 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20132 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20133 use machine mode argument instead of branch_type. Remove dead
20134 code for floating-point comparisons.
20135 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20136 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20138 (cbranchsi4, cstoresi4): New.
20139 * config/iq2000/predicates.md (reg_or_const_operand): New.
20141 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20142 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20143 (b<code>_op): Rewrite to...
20144 (bcc_op): ... this, using match_operator.
20145 (s<code>_op): Rewrite to...
20146 (scc_op): ... this, using match_operator.
20147 (s<code>_24_op): Rewrite to...
20148 (scc_op_24): ... this, using match_operator.
20149 (s<code>_<mode>): Rewrite to...
20150 (cstore<mode>4): ... this, using match_operator.
20151 (s<code>_<mode>_24): Rewrite to...
20152 (cstore<mode>4_24): ... this, using match_operator.
20153 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20154 m32c_unpend_compare, m32c_expand_scc): Delete.
20155 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20156 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20157 (m32c_expand_movcc): Change NE to EQ if necessary.
20158 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20160 * config/m32r/m32r-protos.h (gen_cond_store): New.
20161 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20162 (gen_cond_store): New, from sCC patterns.
20163 (m32r_expand_block_move): Use cbranchsi4.
20164 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20165 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20166 (cbranchsi4, cstoresi4): New.
20168 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20170 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20171 (m68hc11_notice_update_cc): Look into a compare with 0.
20172 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20174 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20175 cmphi, cmpqi, bCC): Delete.
20176 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20177 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20178 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20181 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20182 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20183 * config/m68k/constraints.md (H): New.
20184 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20185 the define_insn below.
20186 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20187 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20188 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20189 patterns): Wrap RHS with COMPARE.
20190 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20191 (*cmpdi_internal): Name this pattern.
20192 (cmpdi): Change to define_insn.
20193 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20194 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20195 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20197 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20198 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20199 (conditional_trap): Change to...
20200 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20201 (*conditional_trap): Use the ordered_comparison_operator and
20202 const1_operand predicates.
20203 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20204 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20205 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20206 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20208 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20209 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20210 (mcore_gen_compare): New.
20211 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20212 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20213 (mcore_gen_compare): ... this.
20214 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20215 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20216 (stack probe pattern): Use cbranchsi4.
20218 * config/mips/predicates.md (mips_cstore_operator): New.
20219 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20220 * config/mips/mips.md (any_cond): Delete.
20221 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20223 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20224 fixuns_truncsfdi2): Use cbranch patterns.
20225 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20226 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20227 Adjust call to mips_expand_conditional_branch.
20228 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20230 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20231 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20232 * config/mips/mips.c (cmp_operands): Delete.
20233 (mips_emit_compare): Get comparison operands from *op0/*op1.
20234 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20235 that it succeeds. Use op0/op1 instead of cmp_operands.
20236 (mips_expand_conditional_branch, mips_expand_conditional_move,
20237 mips_expand_conditional_trap): Likewise.
20238 (mips_block_move_loop): Use cbranch patterns.
20239 * config/mips/mips.h (cmp_operands): Delete.
20241 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20242 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20243 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20244 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20245 (*cmpcc_folded): Rename to...
20246 (*cmpdi_folded): this.
20247 (*cmpcc): Rename to...
20249 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20252 (cbranchdf4): New. Handle invalid comparisons here.
20253 * config/mmix/predicates.md (float_comparison_operator): New.
20255 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20256 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20257 * config/mn10300/mn10300.md (tst): Delete.
20258 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20259 Name these patterns and wrap RHS in a compare.
20260 (*cmpsi): Make this pattern private. Include tst.
20261 (*cmpsf): Make this pattern private.
20262 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20263 (compare with zero peepholes): Likewise.
20265 (cbranchsi4, cbranchsf4): New.
20266 (casesi): Use cbranchsi4.
20268 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20269 hppa_branch_type): Delete.
20270 (return_addr_rtx): Use cbranchsi4.
20271 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20272 Emit CCFPmode comparison here.
20273 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20274 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20275 hppa_branch_type): Delete.
20276 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20277 (movsicc, movdicc): Remove references to hppa_compare_op0,
20278 hppa_compare_op1 and compare_from_rtx.
20279 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20280 (casesi): Use cbranchsi4.
20282 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20283 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20284 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20285 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20286 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20288 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20289 (*branch, *branch_inverted): New.
20291 * config/picochip/picochip.md (cbranchhi4): Use
20292 ordered_comparison_operator.
20293 (cmphi, bCC): Remove.
20295 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20296 (trap_comparison_operator): Delete.
20297 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20298 rs6000_emit_cbranch): Accept mode and operands.
20299 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20300 rs6000_compare_fp_p): Delete.
20301 (rs6000_generate_compare): Accept mode and comparison. Extract code
20302 and op0/op1 from there. Replace references to rs6000_compare_op0
20303 and rs6000_compare_op1.
20304 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20305 extract result from passed operands.
20306 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20307 extract loc from passed operands.
20308 (rs6000_emit_cmove): Likewise.
20309 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20310 rs6000_compare_fp_p): Delete.
20311 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20312 (cbranch<GPR>4, cbranch<FP>4): New.
20313 (cstore<mode>4): New. Consolidate here all choices about when to use
20314 portable or specialized sCC sequences.
20315 (stack_protect_test): Use cbranchsi4.
20316 (conditional_trap): Replace with ctrap<GPR>4.
20317 (conditional trap insn): Replace trap_comparison_operator with
20318 ordered_comparison_operator.
20320 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20321 (s390_emit_prologue): Use ctrap.
20322 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20323 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20324 New predicates replacing...
20325 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20326 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20327 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20328 (add<mode>cc): Do not use s390_compare_op0/op1.
20329 (s<code>): Change to...
20330 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20331 (seq): Change to...
20332 (cstorecc4): ... this. Handle EQ or NE equally.
20333 (*sne): Un-privatize for use in cstorecc4.
20334 (b<code>): Change to...
20335 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20336 (conditional_trap): Replace with...
20337 (ctrap<GPR>4, ctrap<FP>4): ... these.
20338 (stack_protect): Use cbranchcc4.
20340 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20341 * config/score/score-protos.h (score_gen_cmp): Delete.
20342 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20343 (score_block_move-loop): Use cbranchsi4.
20344 * config/score/score.md (cbranchsi4): New.
20345 (cmpsi, bCC): Delete.
20346 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20347 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20348 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20349 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20350 * config/score/score3.h (score3_gen_cmp): Delete.
20351 * config/score/score7.h (score7_gen_cmp): Delete.
20353 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20354 (sh_emit_scc_to_t): ... this. Return void.
20355 (from_compare): Rename to...
20356 (sh_emit_compare_and_branch): ... this.
20357 (sh_emit_compare_and_set): New.
20358 (sh_expand_t_scc): Accept operands.
20359 * config/sh/predicates.md (sh_float_comparison_operator): New.
20360 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20361 (prepare_scc_operands): Rename to...
20362 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20364 (sh_emit_cheap_store_flag): New.
20365 (sh_emit_set_t_insn): New.
20366 (from_compare): Rename to...
20367 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20368 handling of TARGET_SH2E floating point to avoid recursive call.
20369 Generate branch here.
20370 (sh_emit_compare_and_set): New.
20371 (sh_expand_t_scc): Get op0/op1 from arguments.
20372 (sh_emit_cheap_store_flag): New.
20373 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20375 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20376 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20377 (movsicc, movdicc): Do nothing when it recreated operands from
20378 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20379 prepare_scc_operands (now sh_emit_scc_to_t).
20380 (udivdi3): Use cstoresi4.
20381 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20382 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20383 (cbranchint4_media, cbranchfp4_media): New.
20384 (casesi): Use cbranchdi4.
20385 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20387 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20388 (movnegt): Remove second operand.
20389 (cbranchsf4, cbranchdf4): New.
20390 (stack_protect): Use cbranchdi4/cbranchsi4.
20392 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20393 (gen_compare_reg): Accept comparison, extract part of it to...
20394 (gen_compare_reg_1): ... this.
20395 (gen_compare_operator): Delete.
20396 (gen_v9_scc): Accept separate destination, comparison code and arms.
20397 Do not use sparc_compare_op0/sparc_compare_op1.
20398 (emit_scc_insn, emit_conditional_branch_insn): New.
20399 (emit_v9_brxx): Make static. Remove useless assertion.
20400 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20402 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20403 * config/sparc/sparc-protos.h (gen_compare_reg,
20404 sparc_emit_float_lib_cmp): Adjust prototype.
20405 (emit_scc_insn, emit_conditional_branch_insn): New.
20406 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20407 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20408 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20409 iterators to the top.
20410 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20411 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20412 snedi_special_trunc): Delete.
20413 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20414 and snedi_special_trunc.
20415 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20416 cbranchdi4, cbranch<F:mode>4): New.
20417 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20418 here. Use gen_compare_reg instead of gen_compare_operator.
20419 (conditional_trap): Replace with...
20420 (ctrapsi4, ctrapdi4): ... this.
20421 (stack_protect_test): Use cbranchcc4.
20423 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20425 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20426 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20427 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20428 from operands[0] or operands[3] depending on is_set.
20429 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20430 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20431 cmpdf, bCC), sCC: Remove.
20432 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20433 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20435 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20436 spu_emit_branch_or_set.
20438 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20440 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20441 xstormy16_compare_op1): Delete.
20442 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20443 xstormy16_compare_op1): Delete.
20444 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20446 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20447 (cmphi, cmpsi, bCC): Remove.
20449 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20450 (*cmpsi): ... this one.
20451 (cbranchsi4, cstoresi4): New.
20452 (bCC expanders): Delete.
20453 (sCC insns): Fold into...
20454 (*setcc): ... this one.
20455 (casesi): Do not use gen_cmpsi and gen_bgtu.
20456 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20457 (movsicc): Simplify.
20458 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20460 * config/vax/vax-protos.h (cond_name): New.
20461 (vax_output_conditional_branch): Remove.
20462 * config/vax/vax.c (cond_name): New.
20463 (vax_output_conditional_branch): Remove.
20464 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20465 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20466 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20467 (bit<VAXint>): Wrap source with (compare).
20468 (b<code> and following unnamed pattern): Rename to *branch and
20469 *branch_reversed. Change macroization to match_operator.
20470 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20472 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20473 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20474 Change last argument to machine_mode.
20475 (xtensa_expand_scc): Add machine_mode argument.
20476 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20477 (gen_conditional_move, xtensa_expand_conditional_branch,
20478 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20479 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20480 Adjust operand numbers.
20481 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20483 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20484 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20485 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20487 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20489 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20490 causes spurious differences between trunk and cond-optab branch.
20492 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20495 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20497 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20499 * tree.c (iterative_hash_pointer): Delete.
20500 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20501 Hash UIDs and versions of SSA names. Don't special-case built-in
20502 function declarations.
20504 2009-05-11 Ian Lance Taylor <iant@google.com>
20507 * graphite.c: Force -Wc++-compat to only be a warning before
20508 #including "cloog/cloog.h".
20510 2009-05-11 Martin Jambor <mjambor@suse.cz>
20512 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20514 2009-05-11 Jan Hubicka <jh@suse.cz>
20516 * tree-ssa-loop-ivcanon.c: Include target.h
20517 (struct loop_size): new structure.
20518 (constant_after_peeling): New predicate.
20519 (tree_estimate_loop_size): New function.
20520 (estimated_unrolled_size): Rewrite for new estimates.
20521 (try_unroll_loop_completely): Use new estimates.
20522 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20524 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20526 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20527 libcpp interface change.
20528 (spu_macro_to_expand): Likewise.
20530 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20532 PR tree-optimization/40026
20533 * gimplify.c (gimplify_init_constructor): Change initial conditional
20534 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20535 optimize_compound_literals_in_ctor.
20537 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20539 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20541 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20543 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20545 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20546 HOST_WIDE_INT for gap.
20548 2009-05-11 Ira Rosen <irar@il.ibm.com>
20550 PR tree-optimization/40074
20551 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20552 account in group size and step comparison.
20554 2009-05-11 Richard Guenther <rguenther@suse.de>
20556 * passes.c (init_optimization_passes): Strip now incorrect comment.
20557 (execute_function_todo): Do not set PROP_alias.
20558 * tree-pass.h (PROP_alias): Remove.
20559 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20560 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20561 * tree-nrv.c (pass_return_slot): Likewise.
20562 * tree-object-size.c (pass_object_sizes): Likewise.
20563 * tree-ssa-dom.c (pass_dominator): Likewise.
20564 (pass_phi_only_cprop): Likewise.
20565 * tree-ssa-dse.c (pass_dse): Likewise.
20566 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20567 (pass_cselim): Likewise.
20568 * tree-ssa-pre.c (pass_pre): Likewise.
20569 (pass_fre): Likewise.
20570 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20571 * tree-ssa-sink.c (pass_sink_code): Likewise.
20572 * tree-stdarg.c (pass_stdarg): Likewise.
20573 * tree-tailcall.c (pass_tail_calls): Likewise.
20574 * tree-vrp.c (pass_vrp): Likewise.
20576 2009-05-10 Ian Lance Taylor <iant@google.com>
20578 * basic-block.h (enum profile_status): Break out of struct
20579 control_flow_graph.
20580 * cgraph.h (struct inline_summary): Break out of struct
20582 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20583 of struct cgraph_order_sort.
20584 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20585 * cse.c (struct branch_path): Break out of struct
20586 cse_basic_block_data.
20587 * except.h (enum eh_region_type): Break out of struct eh_region.
20588 * gcc.c (enum add_del): Break out of struct modify_target.
20589 * genrecog.c (enum decision_type): Break out of struct decision_test.
20590 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20592 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20593 * regmove.c (enum match_use): New enum, broken out of struct match.
20594 * sched-int.h (enum post_call_group): New enum, broken out of
20596 (struct deps_reg): Break out of struct deps.
20597 * target.h (struct asm_int_op): Break out of struct gcc_target.
20598 * tree-eh.c (struct goto_queue_node): Break out of struct
20600 * tree-inline.h (enum copy_body_cge_which): Break out of
20602 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20604 * c-decl.c (in_struct, struct_types): New static variables.
20605 (pushtag): Add loc parameter. Change all callers.
20606 (lookup_tag): Add ploc parameter. Change all callers.
20607 (check_compound_literal_type): New function.
20608 (parser_xref_tag): Add loc parameter. Change all callers. If
20609 -Wc++-compat, warn about struct/union/enum types defined within a
20611 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20612 and loc parameters. Change all callers. Change error calls to
20613 error_at, using loc. For a redefinition, if the location of the
20614 original definition is known, report it. Set in_struct and
20615 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20616 (finish_struct): Add new parameters enclosing_in_struct and
20617 enclosing_struct_types. Change all callers. Set
20618 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20619 in the struct. If in a struct, add this struct to struct_types.
20620 (start_enum): Add loc parameter. Change all callers. Use
20621 error_at for errors, using loc. For a redefinition, if the
20622 location of the original definition is known, report it. If in a
20623 struct, add this enum type to struct_types. If -Wc++-compat warn
20624 if in sizeof, typeof, or alignof.
20625 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20626 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20627 (c_parser_enum_specifier): Get enum location for start_enum.
20628 (c_parser_struct_or_union_specifier): Get struct location for
20629 start_struct. Save in_struct and struct_types status between
20630 start_struct and finish_struct.
20631 (c_parser_cast_expression): Get location of cast.
20632 (c_parser_alignof_expression): Get location of type.
20633 (c_parser_postfix_expression): Likewise.
20634 (c_parser_postfix_expression_after_paren_type): Add type_loc
20635 parameter. Change all callers. Call check_compound_literal_type.
20636 Use type_loc for error about variable size type.
20637 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20638 of an enum constant from an enum type defined in a struct or union.
20639 (c_cast_expr): Add loc parameter. Change all callers. If
20640 -Wc++-compat, warn about defining a type in a cast.
20641 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20642 (start_enum, start_struct, finish_struct): Update declarations.
20643 (parser_xref_tag, c_cast_expr): Update declarations.
20644 (check_compound_literal_type): Declare.
20646 2009-05-11 Ben Elliston <bje@au.ibm.com>
20648 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20649 for recent libcpp interface change.
20650 (rs6000_macro_to_expand): Likewise.
20652 2009-05-10 Michael Matz <matz@suse.de>
20655 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20656 not at entry of function.
20658 2009-05-10 Richard Guenther <rguenther@suse.de>
20660 PR tree-optimization/40081
20662 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20663 using the main variant of the element type. Do not fiddle with
20664 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20666 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20667 structs with volatile fields.
20669 2009-05-10 Jan Hubicka <jh@suse.cz>
20671 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20672 (estimate_move_cost): Assert that it does not get called for
20674 (estimate_num_insns): Skip VOID types in argument handling.
20675 (optimize_inline_calls): Delete unreachable blocks and verify that
20676 callgraph is valid.
20678 2009-05-10 Jan Hubicka <jh@suse.cz>
20680 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20681 * cgraph.c (cgraph_mark_address_taken_node): New function.
20682 (dump_cgraph_node): Dump new flag.
20683 * cgraph.h (struct cgraph_node): Add address_taken.
20684 (cgraph_mark_address_taken_node): New function.
20685 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20686 since new direct calls can be born.
20688 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20690 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20691 tok->val.node.node.
20693 2009-05-10 Jan Hubicka <jh@suse.cz>
20695 PR middle-end/40084
20696 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20698 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20699 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20700 * tree-inline.c (copy_bb): Set frequency correctly.
20701 (fold_marked_statements): Update call to
20702 cgraph_update_edges_for_call_stmt.
20704 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20706 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20707 identifiers in diagnostics.
20708 * config/arm/arm.c (arm_handle_fndecl_attribute,
20709 arm_handle_isr_attribute): Likewise.
20710 * config/avr/avr.c (avr_handle_progmem_attribute,
20711 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20712 * config/bfin/bfin.c (handle_int_attribute,
20713 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20714 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20715 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20717 * config/darwin.c (darwin_handle_kext_attribute,
20718 darwin_handle_weak_import_attribute): Likewise.
20719 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20720 h8300_handle_eightbit_data_attribute,
20721 h8300_handle_tiny_data_attribute): Likewise.
20722 * config/i386/i386.c (ix86_handle_cconv_attribute,
20723 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20724 * config/i386/winnt.c (ix86_handle_shared_attribute,
20725 ix86_handle_selectany_attribute): Likewise.
20726 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20727 * config/m32c/m32c.c (function_vector_handler): Likewise.
20728 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20729 m68hc11_handle_fntype_attribute): Likewise.
20730 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20731 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20732 * config/mips/mips.c (mips_insert_attributes,
20733 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20734 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20735 rs6000_handle_struct_attribute): Likewise.
20736 * config/sh/sh.c (sh_insert_attributes,
20737 sh_handle_resbank_handler_attribute,
20738 sh_handle_interrupt_handler_attribute,
20739 sh2a_handle_function_vector_handler_attribute,
20740 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20742 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20743 * config/spu/spu.c (spu_handle_fndecl_attribute,
20744 spu_handle_vector_attribute): Likewise.
20745 * config/stormy16/stormy16.c
20746 (xstormy16_handle_interrupt_attribute): Likewise.
20747 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20748 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20750 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20752 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20753 (pp_translate_identifiers): New.
20754 (pp_identifier): Only conditionally translate identifier to locale
20756 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20757 (pp_base_tree_identifier): Only conditionally translate identifier
20758 to locale character set.
20759 * c-pretty-print.c (M_): Define.
20760 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20761 fragments for conditional translation with M_.
20762 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20763 identifier translation.
20765 2009-05-10 Richard Guenther <rguenther@suse.de>
20767 PR tree-optimization/40081
20768 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20769 using the main variant of the element type. Do not fiddle with
20770 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20772 2009-05-09 Jan Hubicka <jh@suse.cz>
20774 PR middle-end/40080
20775 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20776 indirect calls; verify cgraph afterwards.
20778 2009-05-09 Jan Hubicka <jh@suse.cz>
20781 * ipa.c (update_inlined_to_pointer): New function.
20782 (cgraph_remove_unreachable_nodes): Use it.
20784 2009-05-09 Jan Hubicka <jh@suse.cz>
20786 * tree-eh.c (struct leh_state): Remove prev_try.
20787 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20788 not track prev_try.
20789 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20790 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20791 remove_eh_handler_and_replace, foreach_reachable_handler,
20792 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20793 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20794 (gen_eh_region_cleanup): Update prototype.
20796 2009-05-09 Jan Hubicka <jh@suse.cz>
20798 PR middle-end/40043
20799 * except.c (copy_eh_region): Always set prev_try.
20800 (redirect_eh_edge_to_label): Find outer try.
20801 (foreach_reachable_handler): When looking for prev try
20802 handle case where previous try is not going to be taken.
20804 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20806 PR tree-optimization/40049
20807 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20808 only vector/vector shifts, convert the type of the constant to the
20809 appropriate type to avoid building incorrect trees, which
20810 eventually have problems with garbage collection.
20812 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20814 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20815 -1 for complex floating-point types if honoring signed zeros.
20817 2009-05-08 Jan Hubicka <jh@suse.cz>
20819 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20820 argument; handle correctly when profile is absent.
20821 (build_cgraph_edges): Update.
20822 (rebuild_cgraph_edges): Update.
20823 * cgraph.c: Do not include varray.h.
20824 (cgraph_set_call_stmt_including_clones): New function.
20825 (cgraph_create_edge_including_clones): Likewise
20826 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20827 (cgraph_update_edges_for_call_stmt): Handle clones.
20828 (cgraph_remove_node): Handle clone tree.
20829 (cgraph_remove_node_and_inline_clones): New function.
20830 (dump_cgraph_node): Dump clone tree.
20831 (cgraph_clone_node): Handle clone tree.
20832 (clone_function_name): Bring here from tree-inline.c.
20833 (cgraph_create_virtual_clone): New function.
20834 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20835 (cgraph_clone_info): New function.
20836 (strut cgraph_node): Add clone_info and new clone tree pointers.
20837 (cgraph_remove_node_and_inline_clones,
20838 cgraph_set_call_stmt_including_clones,
20839 cgraph_create_edge_including_clones,
20840 cgraph_create_virtual_clone): Declare.
20841 (cgraph_function_versioning): Use VEC argument.
20842 (compute_call_stmt_bb_frequency): Update prototype.
20843 (cgraph_materialize_all_clones): New function.
20844 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20845 (ipcp_create_replace_map): Update to VECtors.
20846 (ipcp_update_callgraph): Use virtual clones.
20847 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20848 (ipcp_update_profiling): Do not update local profiling.
20849 (ipcp_insert_stage): Use VECtors and virtual clones.
20850 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20851 (clone_of_p): New function.
20852 (cgraph_preserve_function_body_p): Use clone tree.
20853 (cgraph_optimize): Materialize clones.
20854 (cgraph_function_versioning): Update for VECtors.
20855 (save_inline_function_body): Use clone tree.
20856 (cgraph_materialize_clone): New function.
20857 (cgraph_materialize_all_clones): Likewise.
20858 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20859 * ipa.c: Include gimple.h.
20860 (cgraph_remove_unreachable_nodes): Use clone tree.
20861 * ipa-prop.c (ipa_note_param_call): Update call to
20862 compute_call_stmt_bb_frequencycall.
20863 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20864 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20865 (copy_bb): Handle updating of clone tree; add new edge when new call
20867 (expand_call_inline): Be strict about every call having edge.
20868 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20869 (delete_unreachable_blocks_update_callgraph): New function.
20870 (tree_function_versioning): Use VECtors; always remove unreachable
20871 blocks and fold conditionals.
20872 * tree-inline.h: Do not include varray.h.
20873 (tree_function_versioning): Remove.
20874 * Makefile.in (GTFILES): Remove tree-inline.c
20875 * passes.c (do_per_function): Do only functions having body.
20876 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20879 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20880 Andrew Morrow <acm@google.com>
20883 * c-common.c (c_common_attribute_table): Permit deprecated
20884 attribute to take an optional argument.
20885 (handle_deprecated_attribute): If the optional argument to
20886 __attribute__((deprecated)) is not a string ignore the attribute
20887 and emit a warning.
20889 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20890 * c-typeck.c (build_component_ref): Likewise.
20891 (build_external_ref): Likewise.
20893 * toplev.c (warn_deprecated_use): Add an attribute argument.
20894 Emit the message associated with __attribute__((deprecated)).
20896 * toplev.h (warn_deprecated_use): Updated.
20898 * doc/extend.texi: Document new optional parameter to
20899 __attribute__((deprecated))
20901 2009-05-08 Michael Eager <eager@eagercon.com>
20903 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20904 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20906 2009-05-08 Richard Guenther <rguenther@suse.de>
20908 PR tree-optimization/40062
20909 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20910 Avoid exponential behavior.
20912 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20914 PR rtl-optimization/33928
20916 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20917 process_uses, build_single_def_use_links): New.
20918 (update_df): Update use_def_ref.
20919 (forward_propagate_into): Use get_def_for_use instead of use-def
20921 (fwprop_init): Call build_single_def_use_links and let it initialize
20923 (fwprop_done): Free use_def_ref.
20924 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20925 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20926 df_rd_simulate_one_insn): New.
20927 (df_rd_bb_local_compute_process_def): Update head comment.
20928 (df_chain_create_bb): Use the new RD simulation functions.
20929 * df.h (df_rd_simulate_artificial_defs_at_top,
20930 df_rd_simulate_one_insn): New.
20931 * opts.c (decode_options): Enable fwprop at -O1.
20932 * doc/invoke.texi (-fforward-propagate): Document this.
20934 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20937 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20938 and one complex operand specially.
20939 * tree-complex.c (some_nonzerop): Do not identify a real value as
20940 zero if flag_signed_zeros.
20942 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20944 PR rtl-optimization/33928
20945 * loop-invariant.c (record_use): Fix && vs. || mishap.
20947 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20949 PR rtl-optimization/33928
20950 * loop-invariant.c (struct use): Add addr_use_p.
20951 (struct def): Add n_addr_uses.
20952 (struct invariant): Add cheap_address.
20953 (create_new_invariant): Set cheap_address.
20954 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20955 (record_uses): Pass df_ref to record_use.
20956 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20959 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20961 * config/sh/sh.c: Do not include c-pragma.h.
20963 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20965 * config/spu/spu.c: Remove include of c-common.h.
20967 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20970 * c-common.h (mark_valid_location_for_stdc_pragma,
20971 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20972 clear_float_const_decimal64, float_const_decimal64_p): New.
20973 * c.opt (Wunsuffixed-float-constants): New.
20974 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20975 unsuffixed float constant, handle new warning.
20976 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20977 * c-decl.c (c_scope): New flag float_const_decimal64.
20978 (set_float_const_decimal64, clear_float_const_decimal64,
20979 float_const_decimal64_p): New.
20980 (push_scope): Set new flag.
20981 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20982 to use STDC pragmas.
20983 (c_parser_external_declaration): Ditto.
20984 (c_parser_compound_statement_nostart): Ditto.
20985 * c-pragma.c (valid_location_for_stdc_pragma,
20986 mark_valid_location_for_stdc_pragma,
20987 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20988 handle_pragma_float_const_decimal64): New.
20989 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20990 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20991 set_float_const_decimal64, clear_float_const_decimal64,
20992 float_const_decimal64_p): New dummy functions.
20993 * doc/extend.texi (Decimal Float): Remove statement that the
20994 pragma, and suffix for double constants, are not supported.
20995 * doc/invoke.texi (Warning Options): List new option.
20996 (-Wunsuffixed-float-constants): New.
20998 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21000 * config/i386/i386.c: Do not include c-common.h.
21002 2009-05-07 Mark Heffernan <meheff@google.com>
21004 * doc/invoke.texi (Debugging Options): Document change of debugging
21006 * opts.c (decode_options): Make dump_base_name relative to
21007 aux_base_name directory.
21009 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21011 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21012 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21014 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21016 * Makefile.in (install-plugin): Simplify a bit.
21018 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21020 * Makefile.in (OBJS-common): Add regcprop.o.
21022 * timevar.def (TV_CPROP_REGISTERS): New.
21023 * regrename.c (regrename_optimize): Return 0.
21024 (rest_of_handle_regrename): Delete.
21025 (pass_rename_registers): Point to regrename_optimize.
21026 (struct value_data_entry, struct value_data,
21027 kill_value_one_regno, kill_value_regno, kill_value,
21028 set_value_regno, init_value_data, kill_clobbered_value,
21029 kill_set_value, kill_autoinc_value, copy_value,
21030 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21031 replace_oldest_value_reg, replace_oldest_value_addr,
21032 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21033 debug_value_data, validate_value_data): Move...
21034 * regcprop.c: ... here.
21035 (rest_of_handle_cprop): Delete.
21036 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21038 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21040 PR middle-end/40057
21041 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21042 GEN_INT for 1 << bitnum.
21043 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21044 build_int_cst_type.
21046 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21048 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21049 Remove wrong description of "nand" operation.
21051 2009-05-06 Richard Guenther <rguenther@suse.de>
21052 Adam Nemet <anemet@caviumnetworks.com>
21054 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21055 comment. Add that if LHS is not a gimple register, then RHS1 has
21056 to be a single object (GIMPLE_SINGLE_RHS).
21058 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21060 * expr.c (get_def_for_expr): Move it up in the file.
21061 (store_field): When expanding a bit-field store, look at the
21062 defining gimple stmt for the masking conversion.
21064 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21066 PR middle-end/39986
21067 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21068 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21069 32-bit memcpy into long.
21071 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21073 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21074 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21076 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21077 instead of appending DW_OP_deref*.
21079 2009-05-06 Michael Matz <matz@suse.de>
21081 PR middle-end/40021
21082 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21083 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21085 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21087 * Makefile.in (install-plugin): Fix srcdir handling.
21089 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21091 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21092 when processing for not_regs_needed bitmap.
21093 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21094 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21095 handling it for rhs.
21097 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21099 * config/i386/i386.md (unnamed inc/dec peephole): Use
21100 optimize_insn_for_size_p instead of optimize_size.
21101 * config/i386/predicates.md (incdec_operand): Likewise.
21102 (aligned_operand): Likewise.
21103 * config/i386/sse.md (divv8sf3): Likewise.
21104 (sqrtv8sf2): Likewise.
21106 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21108 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21110 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21112 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21114 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21115 ssemodesuffixf2c with avxmodesuffixf2c.
21117 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21120 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21122 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21124 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21125 (struct tree_base): Adjust spacing for 8 bit boundaries.
21126 (struct tree_decl_common): Add decl_by_reference_flag bit.
21127 (DECL_BY_REFERENCE): Adjust.
21128 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21129 print DECL_BY_REFERENCE bit.
21130 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21131 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21132 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21133 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21136 PR middle-end/39666
21137 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21138 range of the type, but default label is missing, add it with one
21139 of the existing labels instead of adding a new label for it.
21141 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21145 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21147 * Makefile.in (enable_plugin, plugin_includedir): New.
21148 (install): Depend on install-plugin.
21149 (PLUGIN_HEADERS): New.
21150 (install-plugin): New.
21151 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21153 2009-05-05 Richard Guenther <rguenther@suse.de>
21155 PR tree-optimization/40022
21156 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21158 (phivn_valid_p): Fix tuplification error, simplify.
21159 (phiprop_insert_phi): Add dumps.
21160 (propagate_with_phi): Simplify.
21162 2009-05-05 Richard Guenther <rguenther@suse.de>
21164 PR middle-end/40023
21165 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21167 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21169 * tree.h (strip_float_extensions): Remove duplicate declaration.
21170 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21171 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21172 block_ultimate_origin): Rearrange the declarations line to match the
21173 comment that indicates the .c file which the functions are defined.
21174 (dwarf2out_*, set_decl_rtl): Add comment.
21175 (get_base_address): Adjust comment.
21176 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21177 declarations line and add comment.
21178 (is_builtin_name): Add blank after function name, for clarity.
21180 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21182 * attribs.c (decl_attributes): Use %qE for identifiers in
21184 * cgraphunit.c (verify_cgraph_node): Translate function names to
21185 locale character set in diagnostics.
21186 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21188 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21189 Document that functions are named in UTF-8.
21190 * expr.c (expand_expr_real_1): Translate function names to locale
21191 character set in diagnostics.
21192 * gimplify.c (omp_notice_variable, omp_is_private,
21193 gimplify_scan_omp_clauses): Use %qE for identifiers in
21195 * langhooks.c (lhd_print_error_function): Translate function names
21196 to locale character set.
21197 * langhooks.h (decl_printable_name): Document that return value is
21198 in internal character set.
21199 * stmt.c: Include pretty-print.h
21200 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21202 (resolve_operand_name_1): Translate named operand name to locale
21204 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21206 * toplev.c (announce_function): Translate function names to locale
21208 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21209 (default_tree_printer): Use pp_identifier or translate identifiers
21210 to locale character set. Mark "<anonymous>" for translation.
21211 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21212 for identifiers in diagnostics.
21213 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21215 * varasm.c (output_constructor): Use %qE for identifiers in
21218 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21220 * configure.ac: use ` ` instead of $()
21221 * configure: Regenerate.
21223 2009-05-05 Ben Elliston <bje@au.ibm.com>
21225 * config/pa/linux-atomic.c: Eliminate conditional include of
21226 errno.h on non-LP64 systems to simplify build requirements.
21228 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21230 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21232 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21233 and pass value to identifier_to_locale.
21234 (warn_variable_length_array): Make name a tree.
21235 (grokdeclarator): Separate diagnostic texts for named and unnamed
21236 declarators. Use %qE for named declarators.
21237 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21239 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21240 identifiers in diagnostics.
21241 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21242 identifier_to_locale. Mark "anonymous" strings for translation.
21244 2009-05-04 Michael Eager <eager@eagercon.com>
21246 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21247 address for DImode/DFmode only if double-precision FP regs.
21249 2009-05-04 Michael Eager <eager@eagercon.com>
21251 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21252 TARGET_SINGLE_FLOAT check.
21254 2009-05-04 Michael Eager <eager@eagercon.com>
21256 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21258 2009-05-04 Michael Eager <eager@eagercon.com>
21260 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21261 * config/rs6000/t-xilinx: New
21263 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21265 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21266 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21267 * gcc/explow.c (memory_address): Use target hook.
21268 * gcc/targhooks.c (default_legitimize_address): New.
21269 * gcc/targhooks.h (default_legitimize_address): New.
21270 * gcc/target.h (legitimize_address): New.
21271 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21272 (TARGET_INITIALIZER): Include it.
21273 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21275 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21276 * config/bfin/bfin.c (legitimize_address): Remove.
21277 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21278 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21280 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21281 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21283 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21284 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21285 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21286 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21287 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21288 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21289 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21290 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21291 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21292 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21293 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21294 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21295 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21296 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21297 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21298 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21299 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21300 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21301 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21302 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21303 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21304 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21305 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21307 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21308 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21309 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21310 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21311 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21312 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21313 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21314 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21315 (thumb_legitimize_address): Delete.
21316 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21317 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21318 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21319 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21320 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21321 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21323 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21326 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21327 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21328 * config/m32r/m32r.c (m32r_legitimize_address): New.
21329 * config/m68k/m68k.c (m68k_legitimize_address): New.
21330 * config/score/score.c (score_legitimize_address): Standardize.
21331 * config/score/score3.c (score3_legitimize_address): Standardize.
21332 * config/score/score3.h (score3_legitimize_address): Adjust.
21333 * config/score/score7.c (score7_legitimize_address): Standardize.
21334 * config/score/score7.h (score7_legitimize_address): Adjust.
21335 * config/sh/sh.c (sh_legitimize_address): New.
21336 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21338 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21339 (s390_legitimize_address): ... this.
21340 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21341 (sparc_legitimize_address): ... this.
21342 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21343 (ix86_legitimize_address): ... this.
21344 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21345 (avr_legitimize_address): ... this.
21346 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21347 (mn10300_legitimize_address): ... this.
21348 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21349 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21350 (alpha_expand_mov): Adjust call.
21352 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21353 * config/spu/spu.c (spu_legitimize_address): Likewise.
21354 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21355 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21357 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21359 * intl.c (locale_encoding, locale_utf8): New.
21360 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21361 * intl.h (locale_encoding, locale_utf8): Declare.
21362 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21363 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21365 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21367 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21368 (pp_base_tree_identifier): Declare as function.
21369 (identifier_to_locale): Declare.
21370 * Makefile.in (pretty-print.o): Update dependencies.
21371 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21373 2009-05-04 Richard Guenther <rguenther@suse.de>
21375 PR middle-end/40015
21376 * builtins.c (fold_builtin_memory_op): Do not decay to element
21377 type if the size matches the whole array.
21379 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21381 * expmed.c (synth_mult): When trying out a shift, pass the result
21384 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21386 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21387 (shiftsub1_cost): New.
21388 (init_expmed): Compute shiftsub1_cost.
21389 (synth_mult): Optimize multiplications by constants of the form
21390 -(2^^m-1) for some constant positive integer m.
21392 2009-05-03 Richard Guenther <rguenther@suse.de>
21395 * c-typeck.c (array_to_pointer_conversion): Do not built
21396 ADDR_EXPRs of arrays of pointer-to-element type.
21397 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21398 up wrong ADDR_EXPRs after-the-fact.
21399 * c-common.c (strict_aliasing_warning): Strip pointer
21400 conversions for obtaining the original type.
21401 * builtins.c (fold_builtin_memset): Handle array types.
21402 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21405 2009-05-03 Richard Guenther <rguenther@suse.de>
21407 PR middle-end/23329
21408 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21409 Do not lose casts from array types with unknown extent to array
21410 types with known extent.
21411 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21412 alias set compatibility.
21414 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21416 * flags.h (extra_warnings): Delete.
21417 * toplev.c (process_options): Handle Wuninitialized here.
21418 * opts.c (extra_warnings): Delete.
21419 (set_Wextra): Delete.
21420 (common_handle_option): -Wextra can be handled automatically.
21421 * c-opts.c (c_common_handle_option): Delete obsolete code.
21422 (c_common_post_options): Simplify comment.
21423 * common.opt (W): Add Var.
21425 (Wuninitialized): Initialize to -1.
21427 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21428 Richard Guenther <rguenther@suse.de>
21430 * expr.c (get_def_for_expr): New function.
21431 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21432 SSA rather than trees.
21433 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21434 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21436 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21438 * c-common.c (reswords): Add _Imaginary.
21439 * c-common.c (enum rid): Add RID_IMAGINARY.
21441 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21443 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21444 Patch by Richard Guenther.
21446 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21448 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21449 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21450 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21451 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21452 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21453 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21454 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21455 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21456 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21457 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21458 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21459 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21460 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21461 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21462 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21463 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21464 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21465 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21467 2009-05-02 Richard Guenther <rguenther@suse.de>
21469 PR tree-optimization/39940
21470 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21473 2009-05-02 Richard Guenther <rguenther@suse.de>
21475 PR middle-end/40001
21476 * tree-ssa.c (execute_update_addresses_taken): Properly check
21477 if we can mark a variable DECL_GIMPLE_REG_P.
21478 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21479 back to the end of the function.
21480 (is_gimple_reg_type): Remove complex type special casing.
21481 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21484 2009-05-02 Ben Elliston <bje@au.ibm.com>
21486 * doc/collect2.texi (Collect2): Document search path behaviour
21487 when configured with --with-ld.
21489 2009-05-02 Jan Hubicka <jh@suse.cz>
21491 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21492 parameter; update callers.
21493 (coalesce_cost_edge): EH edges are costier because they needs
21494 splitting even if not critical and even more costier when there are
21495 multiple EH predecestors.
21497 2009-05-02 Jan Hubicka <jh@suse.cz>
21499 * except.c (remove_eh_handler_and_replace): Handle updating after
21500 removing TRY blocks.
21502 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21504 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21506 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21508 * varasm.c: Do not include c-pragma.h.
21509 * attribs.c: Do not incude c-common.h.
21511 2009-05-01 Michael Matz <matz@suse.de>
21513 * calls.c (initialize_argument_information): Handle SSA names like
21514 decls with a non MEM_P DECL_RTL.
21516 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21518 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21519 * ipa-utils.c: Likewise.
21520 * ipa-type-escape.c: Likewise.
21521 * cgraphunit.c Do not include c-common.h.
21522 * ipa-pure-const.c: Likewise.
21523 * tree-if-conv.c: Likewise.
21524 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21525 * ipa-struct-reorg.c: Likewise.
21526 * tree-nomudflap.c: Likewise.
21527 * tree-ssa-structalias.c: Likewise.
21529 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21531 * store-motion.c: Many cleanups to make this pass a first-class
21532 citizen instead of an appendix to gcse load motion. Add TODO list
21533 to make this pass faster/cleaner/better.
21535 (struct ls_expr): Post gcse.c-split cleanups.
21536 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21537 "stores" field to "avail_stores".
21538 (pre_ldst_mems): Rename to store_motion_mems.
21539 (pre_ldst_table): Rename to store_motion_mems_table.
21540 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21541 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21542 (ldst_entry): Rename to st_expr_entry, update users.
21543 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21544 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21545 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21547 (first_ls_expr): Rename to first_st_expr, update users.
21548 (next_ls_expr): Rename to next_st_expr, update users.
21549 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21550 fields properly for store motion instead of names inherited from load
21552 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21553 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21556 (ae_kill): Rename to st_kill, update users.
21557 (ae_gen): Rename to st_avloc, update users.
21558 (transp): Rename to st_transp, update users.
21559 (pre_insert_map): Rename to st_insert_map, update users.
21560 (pre_delete_map): Rename to st_delete_map, update users.
21561 (insert_store, build_store_vectors, free_store_memory,
21562 one_store_motion_pass): Update for abovementioned changes.
21564 (gcse_subst_count, gcse_create_count): Remove.
21565 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21566 and "n_stores_created", local variables.
21568 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21571 (regvec, compute_store_table_current_insn): Remove.
21572 (reg_set_info, reg_clear_last_set): Remove.
21573 (compute_store_table): Use DF caches instead of local dataflow
21576 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21578 * c-objc-common.c (c_tree_printer): Print identifiers with
21579 pp_identifier, not pp_string. Mark "({anonymous})" for
21581 * c-pretty-print.c (pp_c_ws_string): New.
21582 (pp_c_cv_qualifier, pp_c_type_specifier,
21583 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21584 pp_c_storage_class_specifier, pp_c_function_specifier,
21585 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21586 pp_c_primary_expression, pp_c_postfix_expression,
21587 pp_c_unary_expression, pp_c_shift_expression,
21588 pp_c_relational_expression, pp_c_equality_expression,
21589 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21590 use pp_string and pp_c_ws_string in place of pp_identifier and
21591 pp_c_identifier for non-identifiers. Mark English strings for
21593 * c-pretty-print.h (pp_c_ws_string): Declare.
21595 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21596 Roland McGrath <roland@redhat.com>
21598 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21599 (ENABLE_LD_BUILDID): New configuration option.
21600 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21601 (LINK_BUILDID_SPEC): New macro.
21602 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21604 * doc/install.texi: Document --enable-linker-build-id option.
21605 * configure: Rebuild.
21606 * config.in: Rebuild.
21608 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21610 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21611 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21612 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21613 MIPS_GP_SAVE_AREA_SIZE.
21614 * config/mips/mips.c (struct mips_frame_info): Update comment
21615 before arg_pointer_offset and hard_frame_pointer_offset.
21616 (mips_compute_frame_info): Update diagram before function: to
21617 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21618 indicate the position of frame_pointer_rtx with -fstack-protector and
21619 to show args_size. Don't allocate cprestore area for leaf functions
21620 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21622 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21624 2009-04-30 Michael Matz <matz@suse.de>
21626 PR tree-optimization/39955
21627 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21629 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21631 * ira.c (setup_cover_and_important_classes): Use safe macro
21632 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21634 * genpreds.c (write_tm_preds_h): Output suitable definition of
21635 REG_CLASS_FOR_CONSTRAINT.
21637 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21639 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21641 * bitmap.c (bitmap_descriptor): Likewise.
21642 * ggc-common.c (loc_descriptor): Likewise.
21643 * varray.c (varray_descriptor): Likewise.
21644 * vec.c (vec_descriptor): Likewise.
21646 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21648 * Makefile.in (dce.o): Add $(EXCEPT_H).
21649 * dce.c: Include except.h and delete redundant vector definitions.
21650 (deletable_insn_p): Return false for non-call insns that can throw
21653 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21655 * gcse.c (ae_gen): Remove.
21656 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21657 and make non-static function to make it available in store-motion.c.
21658 Update call sites with search-and-replace.
21659 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21660 extract_mentioned_regs, extract_mentioned_regs_helper,
21661 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21662 store_killed_in_insn, store_killed_after, store_killed_before,
21663 build_store_vectors, insert_insn_start_basic_block, insert-store,
21664 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21665 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21666 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21667 * store-motion.c: ...new file. Also copy data structures from gcse.c
21668 and clean up to remove parts not used by store motion.
21669 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21670 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21672 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21675 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21676 when optimizing for size.
21678 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21680 * gcse.c (gcse_constant_p): Fix typo in last change.
21682 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21684 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21686 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21688 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21690 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21692 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21693 CONST_HIGH_PART result.
21695 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21697 * config/avr/avr.c (initial_elimination_offset): Rename to
21698 avr_initial_elimination_offset.
21699 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21700 change return type to bool.
21701 (avr_can_eliminate): New function.
21702 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21703 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21704 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21705 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21706 avr_initial_elimination_offset.
21707 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21708 (avr_initial_elimination_offset): Define.
21710 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21711 Steven Bosscher <steven@gcc.gnu.org>
21713 PR rtl-optimization/39938
21714 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21715 * cfgrtl.c: Include insn-attr.h.
21716 (rest_of_pass_free_cfg): New function.
21717 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21718 * resource.c (init_resource_info): Remove call to df_analyze.
21720 2009-04-29 Richard Guenther <rguenther@suse.de>
21723 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21724 allow conversion to signed integers.
21726 2009-04-29 Richard Guenther <rguenther@suse.de>
21728 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21729 shifts of floating point vectors if the shift amount is
21730 a constant multiple of the element size.
21732 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21733 Michael Matz <matz@suse.de>
21735 PR middle-end/39927
21737 * tree-outof-ssa.c (emit_partition_copy): New function.
21738 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21739 insert_part_to_rtx_on_edge): Perform the partition base var
21740 copy using emit_partition_copy.
21741 (insert_value_copy_on_edge): Convert constants to the right mode.
21742 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21743 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21745 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21747 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21748 scan backwards to try to find a constant to initialize it.
21750 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21751 insn before the loop_end instruction, don't look past labels.
21753 2009-04-29 Richard Guenther <rguenther@suse.de>
21755 PR middle-end/39937
21756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21757 loose type conversions.
21758 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21759 stmts only if there are no uses of its definition.
21761 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21763 * config/bfin/bfin.h (splitting_loops): Declare.
21764 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21765 Reorder bit definitions to be ascending.
21766 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21767 * config/bfin/bfin.c (splitting_loops): New variable.
21768 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21769 (struct loop_info): Remove members INIT and LOOP_INIT.
21770 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21771 the LSETUP sequence. Allow LC to be loaded from any register, but
21772 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21773 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21775 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21776 of reload_completed.
21779 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21781 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21783 * Makefile.in (PLUGIN_VERSION_H): New.
21784 (OBJS-common): Remove plugin-version.o.
21785 (plugin.o): Depend on (PLUGIN_VERSION_H).
21786 (plugin-version.o): Remove.
21787 * configure: Regenerate
21788 * configure.ac: Create plugin-version.h.
21789 * gcc-plugin.h (plugin_gcc_version): Remove.
21790 (plugin_default_version_check): Change signature.
21791 * plugin-version.c: Remove.
21792 * plugin.c: Include plugin-version.h.
21793 (str_plugin_gcc_version_name): Remove.
21794 (try_init_one_plugin): Pass gcc version to plugin_init.
21795 (plugin_default_version_check): Both gcc and plugin versions are now
21798 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21800 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21801 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21802 Remove special case testing for last insn of inner loops. Don't fail
21803 if the loop ends with a jump, emit an extra nop instead.
21805 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21806 DREGS rather than comparing directly. Remove code that tries to
21807 account for latencies.
21809 2009-04-29 Richard Guenther <rguenther@suse.de>
21811 PR tree-optimization/39941
21812 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21813 eliminating an indirect call.
21815 2009-04-29 Richard Guenther <rguenther@suse.de>
21817 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21818 parameter. Allow invariants as base if !require_lvalue.
21819 (verify_gimple_assign_single): Adjust.
21821 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21823 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21824 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21825 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21826 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21827 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21829 * config/bfin/bfin.c (bfin_expand_builtin,
21830 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21832 2009-04-28 Richard Guenther <rguenther@suse.de>
21834 * tree-vect-loop.c (get_initial_def_for_induction): Use
21835 correct types for pointer increment.
21837 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21839 * toplev.c (print_version): Update GMP version string calculation.
21841 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21843 PR rtl-optimization/39938
21844 * resource.c (init_resource_info): Add call to df_analyze.
21846 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21848 * config/alpha/alpha.md (usegp): Cast the result of
21849 alpha_find_lo_sum_using_gp to enum attr_usegp.
21850 * config/alpha/alpha.c (override_options): Remove end-of-structure
21851 marker element from cpu_table. Use array size of cpu_table to handle
21852 -mcpu and -mtune options.
21853 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21855 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21857 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21858 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21859 tune_32 and tune_64.
21860 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21861 support on PowerPC.
21862 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21863 * config/rs6000/option-defaults.h: ... here. New file.
21864 (OPT_64, OPT_32): Define.
21865 (MASK_64BIT): Define to 0 if not already defined.
21866 (OPT_ARCH64, OPT_ARCH32): Define.
21867 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21870 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21872 * config/arm/arm.c (arm_override_options): Emit error on using
21875 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21877 PR rtl-optimization/39914
21878 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21879 registers for allocnos created from user-defined variables only
21880 when not optimizing.
21882 2009-04-28 Richard Guenther <rguenther@suse.de>
21884 PR middle-end/39937
21885 * fold-const.c (fold_binary): Use distribute_real_division only
21888 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21890 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21891 add hpux-stdint.h to tm_file.
21892 (hppa[12]*-*-hpux11*): Ditto.
21893 (ia64*-*-hpux*): Ditto.
21894 * config/hpux-stdint.h: New.
21895 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21896 __STDC_EXT__ for all compiles.
21897 * config/pa/pa-hpux.h: Ditto.
21898 * config/pa/pa-hpux10.h: Ditto.
21899 * config/pa/pa-hpux11.h: Ditto.
21901 2009-04-28 Catherine Moore <clm@codesourcery.com>
21903 * debug.h (set_name): Add comment.
21905 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21908 * config/darwin.c (machopic_gen_offset): Check
21909 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21910 * config/arm/arm.c (require_pic_register): Likewise.
21912 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21914 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21915 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21916 m32c_promote_prototypes): Delete.
21918 2009-04-28 Michael Matz <matz@suse.de>
21920 PR middle-end/39922
21921 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21924 2009-04-28 Richard Guenther <rguenther@suse.de>
21926 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21928 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21930 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21931 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21932 * config/arm/arm-tune.md: Regenerate.
21934 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21936 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21937 block if there are complex incoming edges.
21938 (sel_merge_blocks): Remove useless assert.
21939 (sel_redirect_edge_and_branch): Check that edge was redirected.
21940 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21941 (sel_find_rgns): Delete declaration.
21942 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21943 the region when it is not a preheader.
21945 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21948 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21950 2009-04-28 Richard Guenther <rguenther@suse.de>
21952 * tree.h (SSA_NAME_VALUE): Remove.
21953 (struct tree_ssa_name): Remove value_handle member.
21954 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21955 array for jump threading.
21956 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21958 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21959 * tree-flow.h (threadedge_initialize_values): Declare.
21960 (threadedge_finalize_values): Likewise.
21961 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21962 (SSA_NAME_VALUE): Define.
21963 (threadedge_initialize_values): New function.
21964 (threadedge_finalize_values): Likewise.
21965 * tree-ssa-dom.c (ssa_name_values): New global variable.
21966 (SSA_NAME_VALUE): Define.
21967 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21969 2009-04-28 Ira Rosen <irar@il.ibm.com>
21971 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21972 Use REPORT_VECTORIZED_LOCATIONS instead
21973 REPORT_VECTORIZED_LOOPS.
21974 * tree-vectorizer.c (vect_verbosity_level): Make static.
21975 (vect_loop_location): Rename to vect_location.
21976 (vect_set_verbosity_level): Update comment.
21977 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21979 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21980 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21981 instead REPORT_UNVECTORIZED_LOOPS.
21982 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21983 and vect_loop_def to vect_external_def and vect_internal_def.
21984 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21985 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21986 REPORT_UNVECTORIZED_LOCATIONS.
21987 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21988 and vect_used_in_loop and to vect_unused_in_scope and
21989 vect_used_in_scope.
21990 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21991 (vect_verbosity_level): Remove declaration.
21992 (vect_analyze_operations): Likewise.
21993 (vect_analyze_stmt): Declare.
21994 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21995 REPORT_UNVECTORIZED_LOCATIONS.
21996 (vect_get_loop_niters): Fix indentation.
21997 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21998 (vect_analyze_loop_operations): New function.
21999 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22000 vect_analyze_operations.
22001 (vect_is_simple_reduction): Use new names.
22002 (vectorizable_live_operation, vect_transform_loop): Likewise.
22003 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22004 to specify whether the data references can be a part of interleaving
22006 (vect_analyze_data_ref_dependence): Use new names.
22007 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22008 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22009 * tree-vect-patterns.c (widened_name_p): Use new names.
22010 (vect_recog_dot_prod_pattern): Likewise.
22011 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22012 (process_use, vect_mark_stmts_to_be_vectorized,
22013 vect_model_simple_cost, vect_model_store_cost,
22014 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22015 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22016 vectorizable_operation, vectorizable_type_demotion,
22017 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22018 vectorizable_condition): Likewise.
22019 (vect_analyze_operations): Split into vect_analyze_loop_operations
22021 (vect_analyze_stmt): ... new function.
22022 (new_stmt_vec_info): Use new names.
22023 (vect_is_simple_use): Use new names and fix comment.
22024 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22025 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22027 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22030 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22031 and integer modes for x87 operands. Do not ICE for unsupported size,
22032 generate error instead. Generate error for unsupported operand types.
22033 ['z']: Do not handle HImode memory operands specially. Warning
22034 for floating-point operands. Fallthru to 'Z' for unsupported operand
22035 types. Do not ICE for unsupported size, generate error instead.
22036 (output_387_binary_op): Use %Z to output operands.
22037 (output_fp_compare): Ditto.
22038 (output_387_reg_move): Ditto.
22040 2009-04-28 Ben Elliston <bje@au.ibm.com>
22045 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22047 * builtins.c (c_strlen): Do not warn here.
22048 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22049 * c-common.c (pointer_int_sum): Take an explicit location.
22050 Warn about offsets out of bounds.
22051 * c-common.h (pointer_int_sum): Adjust declaration.
22053 2009-04-27 Ian Lance Taylor <iant@google.com>
22055 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22057 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22058 * df-core.c (df_set_flags): Change return type to int. Change
22059 type of old_flags to int.
22060 (df_clear_flags): Likewise.
22061 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22062 (df_get_conditional_uses): Likewise.
22063 * df.h (df_set_flags, df_clear_flags): Update declarations.
22064 * dwarf2out.c (struct indirect_string_node): Change type of form
22065 field to enum dwarf_form.
22066 (AT_string_form): Change return type to enum dwarf_form.
22067 * fixed-value.c (fixed_compare): Add cast to enum type.
22068 * fwprop.c (update_df): Change 0 to VOIDmode.
22069 * gensupport.c: Change 0 to UNKNOWN.
22070 * gimple.h (gimple_cond_code): Add cast to enum type.
22071 * haifa-sched.c (reemit_notes): Add cast to enum type.
22072 * hooks.c (hook_int_void_no_regs): Remove function.
22073 * hooks.h (hook_int_void_no_regs): Remove declaration.
22074 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22075 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22076 * real.c (real_arithmetic): Add cast to enum type.
22077 (real_compare): Likewise.
22078 * target.h (struct gcc_target): Change return type of
22079 branch_target_register_class to enum reg_class.
22080 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22081 default_branch_target_register_class.
22082 * targhooks.c (default_branch_target_register_class): New function.
22083 * targhooks.h (default_branch_target_register_class): Declare.
22084 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22085 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22087 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22089 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22090 vect_uninitialized_def. Change 0 to ERROR_MARK.
22091 * tree-vect-stmts.c (supportable_widening_operation): Don't
22092 initialize icode1 and icode2.
22093 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22094 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22096 (cmn_err_flag_specs): Change 0 to STD_C89.
22097 (cmn_err_char_table): Likewise.
22098 * config/arm/arm.c (get_arm_condition_code): Change type of code
22099 to enum arm_cond_code.
22100 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22101 (IWMMXT_BUILTIN2): Likewise.
22102 (neon_builtin_type_bits): Don't define typedef.
22103 (neon_builtin_datum): Change type of bits field to int.
22104 (arm_expand_neon_args): Add cast to enum type.
22105 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22107 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22108 casts to enum type.
22109 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22111 * config/mips/mips.md (jal_macro): Return enum constant.
22112 (single_insn): Likewise.
22113 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22115 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22116 casts to enum type.
22117 * config/s390/s390.c (s390_tune_flags): Change type to int.
22118 (s390_arch_flags): Likewise.
22119 (s390_handle_arch_option): Change flags field of struct pta to int.
22120 * config/s390/s390.h (s390_tune_flags): Update declaration.
22121 (s390_arch_flags): Likewise.
22122 * config/sh/sh.c (prepare_move_operands): Compare
22123 tls_symbolic_operand result with enum constant.
22124 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22125 (sh_expand_prologue): Add cast to enum type.
22126 (sh_expand_epilogue): Likewise.
22127 (tls_symbolic_operand): Change return type to enum tls_model.
22128 (fpscr_set_from_mem): Add cast to enum type.
22129 (legitimize_pic_address): Compare tls_symbolic_operand result with
22131 (sh_target_reg_class): Change return type to enum reg_class.
22132 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22134 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22135 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22136 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22137 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22138 (delayed_branch, tls_call_delay): Likewise.
22139 (eligible_for_sibcall_delay): Likewise.
22140 (eligible_for_return_delay): Likewise.
22141 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22142 (spu_expand_builtin_1): Likewise.
22144 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22145 for all types of conversions.
22146 (output_init_element): Issue -Wc++-compat warning if needed when
22147 initializing a bitfield with enum type.
22148 * c-parser.c (c_parser_expression): Set original_type to
22149 original_type of right hand operand of comma operator.
22151 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22153 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22155 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22156 * doc/cpp.texi (Standard Predefined Macros)
22157 (Implementation-defined behavior): Likewise.
22158 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22159 * doc/gimple.texi (GIMPLE Exception Handling)
22160 (@code{GIMPLE_ASSIGN}): Likewise.
22161 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22162 * doc/invoke.texi (Warning Options, Optimize Options)
22163 (AVR Options, Darwin Options): Likewise.
22164 (Optimize Options): Reformulate -fwhole-program description.
22165 * doc/loop.texi (Lambda): Likewise.
22166 * doc/md.texi (Output Template, Define Constraints)
22167 (Standard Names, Insn Splitting): Likewise.
22168 * doc/options.texi (Option properties): Likewise.
22169 * doc/passes.texi (Tree-SSA passes): Likewise.
22170 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22171 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22172 (File Names and DBX): Likewise.
22173 * doc/trouble.texi (Incompatibilities): Likewise.
22175 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22177 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22178 instruction is correct.
22180 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22182 Allow non-constant arguments to conversion intrinsics.
22183 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22184 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22185 * spu.c (print_operand): Handle 'v' and 'w'.
22186 (exp2_immediate_p, spu_gen_exp2): Define.
22187 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22188 spu_convtf_1): Update parameter descriptions.
22189 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22190 * constraints.md ('v', 'w'): New.
22191 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22193 (i2f, I2F): New define_mode_attr.
22194 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22195 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22196 fixuns_truncv4sfv4si2): Update to use mode attribute.
22197 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22198 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22199 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22200 patterns for combine.
22202 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22204 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22205 (cprop, hoist, pre, store_motion): New debug counters.
22206 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22207 is not an RTL pass anymore.
22208 (pass_profiling): Remove extern decl for pass removed in 2005.
22209 (pass_gcse, pass_jump_bypass): Remove.
22210 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22211 to 0 for clean state.
22212 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22213 * cse.c (gate_handle_cse_after_global_opts,
22214 rest_of_handle_cse_after_global_opts): New functions.
22215 (pass_cse_after_global_opts): New pass, does local CSE.
22216 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22217 (TV_CPROP): New timevar.
22218 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22219 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22220 (gcse_main, recompute_all_luids): Remove.
22221 (compute_hash_table_work): Call max_reg_num instead of reading
22223 (cprop_jump): Don't set run_jump_opt_after_gcse.
22224 (constprop_register): Always allow to alter jumps.
22225 (cprop_insn): Likewise.
22226 (do_local_cprop): Likewise.
22227 (local_cprop_pass): Likewise. Return non-zero if something changed.
22228 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22229 (find_implicit_sets): Add note about missed optimization opportunity.
22230 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22231 pass_rtl_cprop execute function.
22232 Don't bother tracking the pass number, each pass gets its own dumpfile
22234 Always allow to alter jumpsand bypass jumps.
22235 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22236 will just find no suitable set.
22237 (pre_edge_insert): Fix dumping, this function is for PRE only.
22238 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22239 pass_rtl_pre execute function.
22240 (hoist_code): Return non-zero if something changed. Keep track of
22241 substitutions and insertions for statistics gathering similar to PRE.
22242 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22243 called from the pass_rtl_hoist execute function. Show pass statistics.
22244 (compute_store_table): Use max_reg_num directly instead of using the
22245 formerly global max_gcse_regno.
22246 (build_store_vectors): Likewise.
22247 (replace_store_insn): Fix dumping.
22248 (store_motion): Rename to ...
22249 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22250 pass, called from the pass_rtl_store_motion execute function. Keep
22251 track of substitutions and insertions for statistics gathering similar
22253 (bypass_jumps): Remove, fold interesting bits into ...
22254 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22255 from the pass_rtl_cprop execute function.
22256 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22257 pass_jump_bypass): Remove.
22258 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22259 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22260 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22261 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22262 (gate_rtl_store_motion, execute_rtl_store_motion,
22263 pass_rtl_store_motion): New.
22264 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22265 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22266 * passes.c (init_optimization_passes): Remove pass_gcse and
22267 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22268 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22269 instead of pass_jump_bypass.
22271 2009-04-27 Richard Guenther <rguenther@suse.de>
22273 PR middle-end/39928
22274 * gimplify.c (gimplify_expr): If we are required to create
22275 a temporary make sure it ends up as register.
22277 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22280 * config/i386/i386.c (construct_container): Don't call
22281 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22282 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22284 2009-04-27 Michael Matz <matz@suse.de>
22286 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22287 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22288 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22289 (dump_replaceable_exprs): Take a bitmap.
22290 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22292 (expand_gimple_basic_block): Likewise.
22293 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22294 replaceable_expressions member a bitmap.
22295 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22296 (mark_replaceable): Likewise.
22297 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22298 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22300 2009-04-27 Richard Guenther <rguenther@suse.de>
22302 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22303 (verify_stmts): Dispatch to gimple/type verification code.
22304 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22305 issue with call argument types.
22307 2009-04-27 Michael Matz <matz@suse.de>
22309 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22310 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22313 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22314 Eric Botcazou <ebotcazou@adacore.com>
22316 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22317 a label's basic block.
22318 (mark_target_live_regs): Tidy and rework obsolete comments.
22319 Change back DF problem to LIVE. If a label starts a basic block,
22320 assume that all registers that used to be live then still are.
22321 (init_resource_info): If a label starts a basic block, set its
22322 BLOCK_FOR_INSN accordingly.
22323 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22325 2009-04-27 Richard Guenther <rguenther@suse.de>
22327 * tree-flow-inline.h (function_ann): Remove.
22328 (get_function_ann): Likewise.
22329 * tree-dfa.c (create_function_ann): Remove.
22330 * tree-flow.h (struct static_var_ann_d): Remove.
22331 (struct function_ann_d): Likewise.
22332 (union tree_ann_d): Remove fdecl member.
22333 (function_ann_t): Remove.
22334 (function_ann, get_function_ann, create_function_ann): Remove
22337 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22339 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22341 2009-04-27 Jan Hubicka <jh@suse.cz>
22343 * ipa-pure-const.c (struct funct_state_d): New fields
22344 state_previously_known, looping_previously_known; remove
22345 state_set_in_source.
22346 (analyze_function): Use new fields.
22347 (propagate): Avoid assumption that state_set_in_source imply
22350 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22351 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22352 * cfgloop.h (finite_loop_p): Declare.
22354 2009-04-26 Michael Matz <matz@suse.de>
22356 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22358 2009-04-26 Michael Matz <matz@suse.de>
22360 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22361 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22362 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22363 pass_mark_used_blocks): Remove.
22364 * tree-optimize.c (pass_free_datastructures,
22365 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22366 * passes.c (init_optimization_passes): Don't call
22367 pass_mark_used_blocks, remove dead code.
22369 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22371 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22372 * tree-ssa-live.h (register_ssa_partition): Likewise.
22374 2009-04-26 Michael Matz <matz@suse.de>
22377 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22378 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22379 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22381 (compare_pairs): Swap cost comparison.
22382 (coalesce_ssa_name): Don't use change_partition_var.
22383 * tree-nrv.c (struct nrv_data): Add modified member.
22384 (finalize_nrv_r): Set it.
22385 (tree_nrv): Use it to update statements.
22386 (pass_nrv): Require PROP_ssa.
22387 * tree-mudflap.c (mf_decl_cache_locals,
22388 mf_build_check_statement_for): Use make_rename_temp.
22389 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22390 * alias.c (find_base_decl): Handle SSA names.
22391 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22392 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22393 * rtl.h (set_reg_attrs_for_parm): Declare.
22394 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22395 to "optimized", remove unused locals at finish.
22396 (execute_free_datastructures): Make global, call
22397 delete_tree_cfg_annotations.
22398 (execute_free_cfg_annotations): Don't call
22399 delete_tree_cfg_annotations.
22401 * ssaexpand.h: New file.
22402 * expr.c (toplevel): Include ssaexpand.h.
22403 (expand_assignment): Handle SSA names the same as register variables.
22404 (expand_expr_real_1): Expand SSA names.
22405 * cfgexpand.c (toplevel): Include ssaexpand.h.
22406 (SA): New global variable.
22407 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22408 (SSAVAR): New macro.
22409 (set_rtl): New helper function.
22410 (add_stack_var): Deal with SSA names, use set_rtl.
22411 (expand_one_stack_var_at): Likewise.
22412 (expand_one_stack_var): Deal with SSA names.
22413 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22414 before unique numbers.
22415 (expand_stack_vars): Use set_rtl.
22416 (expand_one_var): Accept SSA names, add asserts for them, feed them
22417 to above subroutines.
22418 (expand_used_vars): Expand all partitions (without default defs),
22419 then only the local decls (ignoring those expanded already).
22420 (expand_gimple_cond): Remove edges when jumpif() expands an
22421 unconditional jump.
22422 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22423 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22425 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22426 members of SA; deal with PARM_DECL partitions here; expand
22427 all PHI nodes, free tree datastructures and SA. Commit instructions
22428 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22429 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22430 info and statements at start, collect garbage at finish.
22431 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22432 (VAR_ANN_PARTITION) Remove.
22433 (change_partition_var): Don't declare.
22434 (partition_to_var): Always return SSA names.
22435 (var_to_partition): Only accept SSA names.
22436 (register_ssa_partition): Only check argument.
22437 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22439 (delete_var_map): Don't free it.
22440 (var_union): Only accept SSA names, simplify.
22441 (partition_view_init): Mark only useful SSA names as used.
22442 (partition_view_fini): Only deal with SSA names.
22443 (change_partition_var): Remove.
22444 (dump_var_map): Use ssa_name instead of partition_to_var member.
22445 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22447 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22448 (struct _elim_graph): New member const_dests; nodes member vector of
22450 (set_location_for_edge): New static helper.
22451 (create_temp): Remove.
22452 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22453 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22454 (new_elim_graph): Allocate const_dests member.
22455 (clean_elim_graph): Truncate const_dests member.
22456 (delete_elim_graph): Free const_dests member.
22457 (elim_graph_size): Adapt to new type of nodes member.
22458 (elim_graph_add_node): Likewise.
22459 (eliminate_name): Likewise.
22460 (eliminate_build): Don't take basic block argument, deal only with
22461 partition numbers, not variables.
22462 (get_temp_reg): New static helper.
22463 (elim_create): Use it, deal with RTL temporaries instead of trees.
22464 (eliminate_phi): Adjust all calls to new signature.
22465 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22466 (rewrite_trees): Only do checking.
22467 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22468 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22469 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22470 contains_tree_r, MAX_STMTS_IN_LATCH,
22471 process_single_block_loop_latch, analyze_edges_for_bb,
22472 perform_edge_inserts): Remove.
22473 (expand_phi_nodes): New global function.
22474 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22475 functions, initialize new parameter, remember partitions having a
22477 (finish_out_of_ssa): New global function.
22478 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22479 don't reset in_ssa_p here, don't disable TER when mudflap.
22480 (pass_del_ssa): Remove.
22481 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22483 (execute_free_datastructures): Declare.
22484 * Makefile.in (SSAEXPAND_H): New variable.
22485 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22486 * basic-block.h (commit_one_edge_insertion): Declare.
22487 * passes.c (init_optimization_passes): Move pass_nrv and
22488 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22489 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22490 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22491 (redirect_branch_edge): Deal with super block when expanding, split
22492 out jump patching itself into ...
22493 (patch_jump_insn): ... here, new static helper.
22495 2009-04-26 Michael Matz <matz@suse.de>
22497 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22498 beyond num_ssa_names.
22499 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22500 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22502 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22504 PR inline-asm/39543
22505 * fwprop.c (forward_propagate_asm): New function.
22506 (forward_propagate_and_simplify): Propagate also into __asm, if it
22507 doesn't increase the number of referenced registers.
22510 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22512 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22514 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22515 note_nonlocal_vla_type for nonlocal VLAs.
22516 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22517 contains_remapped_vars, remap_vla_decls): New functions.
22518 (convert_nonlocal_reference_stmt): If not optimizing, call
22519 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22520 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22521 if it wasn't found in var_map.
22522 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22523 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22524 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22526 * gimplify.c (nonlocal_vlas): New variable.
22527 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22529 (gimplify_body): Create and destroy nonlocal_vlas.
22531 * dwarf2out.c (loc_descr_plus_const): New function.
22532 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22533 mem_loc_descriptor, loc_descriptor_from_tree_1,
22534 descr_info_loc, gen_variable_die): Use it.
22536 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22537 !TREE_STATIC VAR_DECLs.
22538 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22539 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22540 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22541 DECL_BY_REFERENCE is valid.
22542 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22543 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22544 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22545 Copy DECL_BY_REFERENCE.
22546 (struct nesting_copy_body_data): New type.
22547 (nesting_copy_decl): New function.
22548 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22549 if they have variable length.
22551 2009-04-26 Michael Matz <matz@suse.de>
22553 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22554 mark new temporaries for renaming.
22556 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22559 * c-decl.c (global_bindings_p): Return negative value.
22560 (c_variable_size): New. Based on variable_size from
22562 (grokdeclarator): Call c_variable_size not variable_size.
22564 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22566 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22568 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22570 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22571 Redefine it to just use mingw/include.
22572 (ASM_SPEC): Rules for -m32 and -m64.
22573 (LINK_SPEC): Use Likewise.
22574 (SPEC_32): New define.
22575 (SPEC_64): Likewise.
22576 (SUB_LINK_SPEC): Likewise.
22577 (MULTILIB_DEFAULTS): New define.
22578 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22579 Add multilib options.
22580 (MULTILIB_DIRNAMES): Likewise.
22581 (MULTILIB_OSDIRNAMES): Likewise.
22582 (LIBGCC): Likewise.
22583 (INSTALL_LIBGCC): Likewise.
22585 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22588 * c-tree.h (enum c_inline_static_type): New.
22589 (record_inline_static): Declare.
22590 * c-decl.c (struct c_inline_static, c_inline_statics,
22591 record_inline_static, check_inline_statics): New.
22592 (pop_file_scope): Call check_inline_statics.
22593 (start_decl): Call record_inline_static instead of pedwarning
22594 directly for static in inline function.
22595 * c-typeck.c (build_external_ref): Call record_inline_static
22596 instead of pedwarning directly for static referenced in inline
22599 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22601 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22602 not new but only being rescanned.
22603 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22604 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22605 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22606 record_set_info, compute_set, grealloc): Remove.
22607 (recompute_all_luids): New function.
22608 (gcse_main): Don't compute sets, and don't do related memory
22609 allocations/free-ing. If something changed before the end of the
22610 pass, update LUIDs using recompute_all_luids.
22611 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22612 (free_gcse_mem): Don't free it either.
22613 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22614 Use the df insn LUIDs.
22615 (load_killed_in_block): Likewise.
22616 (compute_hash_table_work): Don't compute reg_set_in_block.
22617 (compute_transp): Use DF_REG_DEF_CHAINs.
22618 (local_cprop_pass): Don't use compute_sets and related functions.
22619 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22620 Use get_max_uid() instead of max_cuid.
22621 (insert_insn_end_basic_block, pre_insert_copy_insn,
22622 update_ld_motion_stores): Don't try to
22623 keep reg_set tables up to date.
22624 (pre_insert_copies): Use df insn LUIDs.
22625 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22626 (reg_set_info): Don't use extra bitmap argument.
22627 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22628 information to compute regs_set_in_block.
22629 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22630 (bypass_jumps): Don't use compute_sets and friends.
22632 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22635 * opts.c (undocumented_msg): Do not leave blank even with
22638 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22640 * c-decl.c (build_enumerator): Allow values folding to integer
22641 constants but not integer constant expressions with a pedwarn if
22644 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22647 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22648 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22649 type is an integer constant.
22651 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22654 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22657 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22660 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22661 with variably modified return type and no storage class
22662 specifiers, except for the case of nested functions. Distinguish
22663 extern declarations of functions with variably modified return
22664 types from those of objects with variably modified types.
22666 2009-04-25 Jan Hubicka <jh@suse.cz>
22668 * tree.c (list_equal_p): New function.
22669 * tree.h (list_equal_p): Declare.
22670 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22671 basic_block_def, basic_block, const_basic_block): New.
22672 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22673 (redirect_eh_edge): New function.
22674 (make_eh_edge_update_phi): EH edges are not abnormal.
22675 * except.c: Include tree-flow.h.
22676 (list_match): New function.
22677 (eh_region_replaceable_by_p): New function.
22678 (replace_region): New function.
22679 (hash_type_list): New function.
22680 (hash_eh_region): New function.
22681 (eh_regions_equal_p): New function.
22682 (merge_peers): New function.
22683 (remove_unreachable_regions): Verify EH tree when checking;
22685 (copy_eh_region_1): New function.
22686 (copy_eh_region): New function.
22687 (push_reachable_handler): New function.
22688 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22689 regions without label but with live RESX.
22690 * except.h (redirect_eh_edge_to_label): New.
22691 * tree-flow.h (redirect_eh_edge): New.
22692 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22693 basic_block_def, basic_block, const_basic_block): Remove.
22694 * Makefile.in (except.o): Add dependency on tree-flow.h
22695 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22696 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22699 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22702 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22703 on the destination of memcpy.
22705 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22707 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22708 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22709 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22711 2009-04-25 Jan Hubicka <jh@suse.cz>
22713 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22714 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22715 to be reached by different label than left.
22716 (update_eh_edges): Update comment; remove edge_to_remove if possible
22717 and return true if suceeded.
22718 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22719 (cleanup_eh): Compute sharing map.
22720 * except.c (remove_eh_handler_and_replace): Add argument if we should
22722 (remove_unreachable_regions): Update for label sharing.
22723 (label_to_region_map): Likewise.
22724 (get_next_region_sharing_label): New function.
22725 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22727 (remove_eh_handler): Update.
22728 (remove_eh_region_and_replace_by_outer_of): New function.
22729 * except.h (struct eh_region): Add next_region_sharing_label.
22730 (remove_eh_region_and_replace_by_outer_of,
22731 get_next_region_sharing_label): Declare.
22732 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22734 2009-04-25 Jan Hubicka <jh@suse.cz>
22736 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22737 insert code even if they are not critical.
22739 2009-04-25 Jan Hubicka <jh@suse.cz>
22741 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22742 (gimple_can_remove_branch_p): EH edges won't remove branch by
22744 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22745 updating of non-abnormal EH edges.
22746 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22747 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22748 (split_critical_edges): Split also edges where emitting code on them
22749 will lead to splitting later.
22751 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22752 H.J. Lu <hongjiu.lu@intel.com>
22755 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22756 the configured assembler supports fildq and fistpq mnemonics.
22757 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22758 * configure: Regenerated.
22759 * config.in: Ditto.
22761 * config/i386/i386.c (print_operand): Handle 'Z'.
22762 ['z']: Remove handling of special fild/fist suffixes.
22763 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22764 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22765 suffix of fild insn.
22766 (*floatsi<mode>2_vector_mixed): Ditto.
22767 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22768 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22769 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22770 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22771 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22773 2009-04-25 Ben Elliston <bje@au.ibm.com>
22775 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22776 the source of a set operation.
22778 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22780 * target.h (struct gcc_target): Add case_values_threshold field.
22781 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22782 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22783 * targhooks.c (default_case_values_threshold): New function.
22784 * targhooks.h (default_case_values_threshold): Declare function.
22785 * stmt.c (expand_case): Use case_values_threshold target hook.
22786 * expr.h (case_values_threshold): Remove declartation.
22787 * expr.c (case_values_threshold): Remove function.
22788 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22790 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22791 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22792 (avr_case_values_threshold): Declare as static.
22793 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22795 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22796 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22797 (mn10300_case_values_threshold): New function.
22799 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22801 * ira.c (setup_cover_and_important_classes): Add enum cast.
22803 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22805 * genpreds.c (write_enum_constraint_num): Output definition of
22806 CONSTRAINT_NUM_DEFINED_P macro.
22807 * ira.c (setup_cover_and_important_classes): Use
22808 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22810 2009-04-24 DJ Delorie <dj@redhat.com>
22812 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22813 __SH2A_SINGLE_ONLY__ also.
22815 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22817 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22818 (movdf_internal): Ditto.
22819 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22820 SFmode and DFmode constants.
22821 (ia64_print_operand): Add 'G' format for printing
22822 floating point constants.
22824 2009-04-24 Richard Guenther <rguenther@suse.de>
22826 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22827 from unsigned additions.
22829 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22831 * c-typeck.c (set_init_index): Allow array designators that are
22832 not integer constant expressions with a pedwarn if pedantic.
22834 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22836 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22837 zero if no overlap in nonzero bits between the operands.
22839 2009-04-24 Ian Lance Taylor <iant@google.com>
22841 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22842 (record_dead_and_set_regs): Likewise.
22843 * df.h (struct df_mw_hardreg): Change flags field to int.
22844 (struct df_base_ref): Likewise.
22845 (struct df): Change changeable_flags field to int.
22846 * df-scan.c (df_defs_record): Change clobber_flags to int.
22847 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22848 constants rather than #define macros.
22849 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22850 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22851 (enum dwarf_calling_convention): Likewise.
22852 (enum dwarf_line_number_x_ops): Likewise.
22853 (enum dwarf_call_frame_info): Likewise.
22854 (enum dwarf_source_language): Likewise.
22855 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22856 (add_calling_convention_attribute): Likewise.
22857 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22858 (combine_comparisons): Change compcode to int. Add cast to enum type.
22859 * genrecog.c (maybe_both_true_2): Change c to int.
22860 (write_switch): Likewise. Add cast to enum type.
22861 * gimplify.c (gimplify_omp_for): Handle return values from
22862 gimplify_expr using MIN rather than bitwise or.
22863 (gimplify_expr): Add cast to enum type.
22864 * ipa-prop.c (update_jump_functions_after_inlining): Change
22865 IPA_BOTTOM to IPA_JF_UNKNOWN.
22866 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22867 Add casts to enum type.
22868 (setup_cover_and_important_classes): Change cl to int. Add casts
22870 (setup_class_translate): Change cl and mode to int.
22871 (ira_init_once): Change mode to int.
22872 (free_register_move_costs): Likewise.
22873 (setup_prohibited_mode_move_regs): Add casts to enum type.
22874 * langhooks.c (add_builtin_function_common): Rework assertion that
22875 value fits bitfield.
22876 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22877 * omega.c (omega_do_elimination): Avoid math on enum types.
22878 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22879 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22880 int local to handle integral_argment value.
22881 * regmove.c (try_auto_increment): Change PUT_MODE to
22883 * reload.c (push_secondary_reload): Add casts to enum type.
22884 (secondary_reload_class, find_valid_class): Likewise.
22885 * reload1.c (emit_input_reload_insns): Likewise.
22886 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22887 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22888 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22890 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22891 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22893 (expand_complex_libcall): Add casts to enum type.
22894 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22895 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22896 with ERROR_MARK, not NUM_TREE_CODES.
22897 (vect_create_epilog_for_reduction): Likewise.
22898 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22899 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22900 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22902 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22903 vect_unused_in_loop. Change 0 to loop_vect.
22904 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22905 * var-tracking.c (get_init_value): Change return type to enum
22907 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22908 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22910 (arm_override_options): Add casts to enum type.
22911 (arm_emit_tls_decoration): Likewise.
22912 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22914 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22915 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22916 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22918 * config/s390/s390.c (code_for_builtin_64): Change to array of
22920 (code_for_builtin_31): Likewise.
22921 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22923 * config/sparc/sparc.c (sparc_override_options): Change value
22924 field in struct code_model to enum cmodel. In initializer change
22925 0 to NULL and add cast to enum type.
22927 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22928 Change all callers. Issue a -Wc++-compat warning using
22929 lhs_origtype if necessary.
22930 (convert_for_assignment): Issue -Wc++-compat warnings about
22931 invalid conversions to enum type on assignment.
22932 * c-common.h (build_modify_expr): Update declaration.
22934 2009-04-24 Nick Clifton <nickc@redhat.com>
22936 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22937 (function_arg_advance): Likewise.
22938 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22941 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22943 * config/s390/constraints.md ('I', 'J'): Fix condition.
22945 2009-04-24 Diego Novillo <dnovillo@google.com>
22947 * gengtype-parse.c (parse_error): Add newline after message.
22949 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22951 * config/i386/sse.md (avxmodesuffixs): Removed.
22952 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22953 (*avx_pinsr<ssevecsize>): This.
22955 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22957 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22958 follow chains of regs with a single definition, and allow expressions
22959 that are function_invariant_p.
22960 (simple_rhs_p): Allow expressions that are function_invariant_p.
22962 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22964 PR middle-end/39867
22965 * fold-const.c (fold_cond_expr_with_comparison): When folding
22966 > and >= to MAX, make sure the MAX uses the same type as the
22967 comparison's operands.
22969 2009-04-24 Nick Clifton <nickc@redhat.com>
22971 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22972 addressing for DImode accesses.
22973 (frv_print_operand_address): Handle PLUS case.
22974 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22976 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22978 PR rtl-optimization/39794
22979 * alias.c (canon_true_dependence): Add x_addr argument.
22980 * rtl.h (canon_true_dependence): Adjust prototype.
22981 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22982 * cselib.c (cselib_invalidate_mem): Likewise.
22983 * gcse.c (compute_transp): Likewise.
22984 * dse.c (scan_reads_nospill): Likewise.
22985 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22986 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22987 canon_base_addr of the group, plus optional offset.
22988 (struct group_info): Rename canon_base_mem to
22990 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22991 canon_rtx of base_mem.
22993 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22995 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22996 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22998 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23000 * config/spu/spu-builtins.h: Delete file.
23002 * config/spu/spu.h (enum spu_builtin_type): Move here from
23004 (struct spu_builtin_description): Likewise. Add GTY marker.
23005 Do not use enum spu_function_code or enum insn_code.
23006 (spu_builtins): Add extern declaration.
23008 * config/spu/spu.c: Do not include "spu-builtins.h".
23009 (enum spu_function_code, enum spu_builtin_type_index,
23010 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23011 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23012 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23013 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23014 (spu_builtin_types): Make static. Add GTY marker.
23015 (spu_builtins): Add extern declaration with GTY marker.
23016 Include "gt-spu.h".
23018 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23019 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23020 Check programmatically whether all parameters are scalar.
23022 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23024 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23026 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23027 assignment from the constructor either if the target is volatile.
23029 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23031 * config/arm/arm.md (insv): Do not share operands[0].
23033 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23035 * config/vxlib-tls.c (active_tls_threads): Delete.
23036 (delete_hook_installed): New.
23037 (tls_delete_hook): Don't delete the delete hook.
23038 (tls_destructor): Delete it here.
23039 (__gthread_set_specific): Adjust installing the delete hook.
23040 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23041 __gthread_leave_tsd_dtor_context.
23043 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23045 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23047 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23049 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23051 (alpha_rtx_costs): Ditto.
23052 (emit_unlikely_jump): Use add_reg_note.
23053 (emit_frame_store_1): Ditto.
23054 (alpha_expand_prologue): Ditto.
23055 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23056 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23058 2009-04-23 Nick Clifton <nickc@redhat.com>
23060 * config/v850/v850.md (epilogue): Remove suppressed code.
23061 (return): Rename to return_simple and remove test of frame size.
23062 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23063 to gen_return_simple.
23065 2009-04-22 Jing Yu <jingyu@google.com>
23068 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23070 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23073 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23074 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23075 value is a VECTOR_CST, the element type is the element type of the
23078 2009-04-22 DJ Delorie <dj@redhat.com>
23080 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23082 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23084 * alias.c (find_base_term): Move around LO_SUM case, so that
23085 CONST falls through into PLUS/MINUS handling.
23088 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23089 into 0, use omit_one_operand.
23091 2009-04-23 Ben Elliston <bje@au.ibm.com>
23093 * config/rs6000/linux-unwind.h (get_regs): Remove type
23094 puns. Change the type of `pc' to an array of unsigned ints and
23095 update all users. Constify frame24.
23097 2009-04-22 DJ Delorie <dj@redhat.com>
23099 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23100 declarations before code.
23101 (current_function_special_page_vector): Likewise.
23102 (m32c_expand_insv): Silence a warning.
23104 2009-04-21 Taras Glek <tglek@mozilla.com>
23106 * alias.c: Update GTY annotations to new syntax.
23107 * basic-block.h: Likewise.
23108 * bitmap.h: Likewise.
23109 * c-common.h: Likewise.
23110 * c-decl.c: Likewise.
23111 * c-parser.c: Likewise.
23112 * c-pragma.c: Likewise.
23113 * c-tree.h: Likewise.
23114 * cfgloop.h: Likewise.
23115 * cgraph.h: Likewise.
23116 * config/alpha/alpha.c: Likewise.
23117 * config/arm/arm.h: Likewise.
23118 * config/avr/avr.h: Likewise.
23119 * config/bfin/bfin.c: Likewise.
23120 * config/cris/cris.c: Likewise.
23121 * config/darwin.c: Likewise.
23122 * config/frv/frv.c: Likewise.
23123 * config/i386/i386.c: Likewise.
23124 * config/i386/i386.h: Likewise.
23125 * config/i386/winnt.c: Likewise.
23126 * config/ia64/ia64.h: Likewise.
23127 * config/iq2000/iq2000.c: Likewise.
23128 * config/mips/mips.c: Likewise.
23129 * config/mmix/mmix.h: Likewise.
23130 * config/pa/pa.c: Likewise.
23131 * config/pa/pa.h: Likewise.
23132 * config/rs6000/rs6000.c: Likewise.
23133 * config/s390/s390.c: Likewise.
23134 * config/sparc/sparc.c: Likewise.
23135 * config/xtensa/xtensa.c: Likewise.
23136 * cselib.h: Likewise.
23137 * dbxout.c: Likewise.
23138 * dwarf2out.c: Likewise.
23139 * except.c: Likewise.
23140 * except.h: Likewise.
23141 * fixed-value.h: Likewise.
23142 * function.c: Likewise.
23143 * function.h: Likewise.
23144 * gimple.h: Likewise.
23145 * integrate.c: Likewise.
23146 * optabs.c: Likewise.
23147 * output.h: Likewise.
23148 * real.h: Likewise.
23150 * stringpool.c: Likewise.
23151 * tree-data-ref.c: Likewise.
23152 * tree-flow.h: Likewise.
23153 * tree-scalar-evolution.c: Likewise.
23154 * tree-ssa-address.c: Likewise.
23155 * tree-ssa-alias.h: Likewise.
23156 * tree-ssa-operands.h: Likewise.
23157 * tree.c: Likewise.
23158 * tree.h: Likewise.
23159 * varasm.c: Likewise.
23160 * varray.h: Likewise.
23162 * coretypes.h: Do not define GTY macro if it is already defined.
23163 * doc/gty.texi: Update GTY documentation to new syntax.
23164 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23165 annotations on structs.
23166 * gengtype-parse.c: Likewise.
23168 2009-04-22 Mark Heffernan <meheff@google.com>
23170 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23172 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23174 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23177 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23179 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23180 the same as a PLUS without a shift. Increase the cost of a
23183 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23185 * Makefile.in: Update dependencies.
23186 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23187 * errors.h: Remove bogus comment about compatibility.
23188 (warning): Update declaration.
23189 * genautomata.c: Update all calls to warning.
23190 * gimple.c: Do not include errors.h. Include toplev.h.
23191 * tree-ssa-structalias.c: Do not include errors.h.
23192 * omega.c: Likewise.
23193 * tree-ssa-reassoc.c: Likewise.
23194 * config/spu/spu-c.c: Likewise.
23195 * config/spu/t-spu-elf: Update dependencies.
23197 2009-04-22 Richard Guenther <rguenther@suse.de>
23199 PR tree-optimization/39824
23200 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23201 make sure the types are compatible.
23203 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23206 * c-common.c (c_parse_error): Take a token_flags parameter.
23207 Use token_type for the token type instead.
23208 Pass token_flags to cpp_type2name.
23209 * c-common.h (c_parse_error): Update declaration.
23210 * c-parser.c (c_parser_error): Pass 0 as token flags.
23212 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23214 PR rtl-optimization/39580
23215 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23217 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23219 * function.c (expand_function_end): Do not emit a jump to the "naked"
23220 return label for fall-through returns.
23221 * except.c (sjlj_emit_function_exit): Always place the call to the
23222 unregister function at the location installed by expand_function_end.
23224 2009-04-22 Richard Guenther <rguenther@suse.de>
23226 PR tree-optimization/39845
23227 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23228 (gen_inbound_check): Likewise.
23230 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23232 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23234 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23235 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23237 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23239 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23240 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23241 shift counts to avoid out-of-bounds array accesses.
23243 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23245 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23246 (Pmode): Move above.
23248 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23250 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23251 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23252 GET_CODE macro. Use IN_RANGE macro where appropriate.
23253 * config/alpha/alpha.h: Ditto.
23254 * config/alpha/alpha.md: Ditto.
23255 * config/alpha/constraints.md: Ditto.
23256 * config/alpha/predicates.md: Ditto.
23258 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23260 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23261 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23262 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23263 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23264 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23265 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23266 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23267 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23268 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23269 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23270 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23271 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23272 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23273 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23274 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23275 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23276 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23277 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23278 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23279 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23280 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23281 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23282 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23283 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23284 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23285 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23286 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23288 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23290 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23291 references from comments.
23292 * cfgbuild.c (count_basic_blocks): Delete.
23293 (find_basic_blocks_1): Delete.
23294 (find_basic_blocks): Delete.
23295 * except.c (finish_eh_generation): Make static. Move comment from
23296 except.h here. Remove find_basic_blocks references from comments.
23297 * except.h (finish_eh_generation): Delete.
23298 * basic-block.h (find_basic_blocks): Delete.
23299 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23301 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23303 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23304 (sdbout_parms): Likewise.
23306 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23308 * config/sh/sh.c (prepare_cbranch_operands): Use
23309 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23310 (expand_cbranchdi4): Likewise.
23311 (from_compare): Add cast to enum type.
23312 (expand_cbranchsi4): Use add_reg_note.
23313 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23314 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23315 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23316 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23317 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23318 instead of CODE_FOR_nothing.
23319 (cbranchdi4): Likewise. Fix the order of arguments for
23321 (push_fpscr): Use add_reg_note.
23322 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23323 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23325 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23327 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23328 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23329 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23330 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23331 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23332 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23333 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23334 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23335 config/alpha/x-vms, config/arc/t-arc,
23336 config/arm/README-interworking, config/arm/arm-c.c,
23337 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23338 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23339 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23340 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23341 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23342 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23343 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23344 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23345 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23346 config/cris/t-elfmulti, config/crx/t-crx,
23347 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23348 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23349 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23350 config/h8300/t-h8300, config/i386/athlon.md,
23351 config/i386/darwin-libgcc.10.4.ver,
23352 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23353 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23354 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23355 config/i386/t-linux64, config/i386/t-nwld,
23356 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23357 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23358 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23359 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23360 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23361 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23362 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23363 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23364 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23365 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23366 config/m68k/t-uclinux, config/mcore/t-mcore,
23367 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23368 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23369 config/mips/crtn.asm, config/mips/irix-crti.asm,
23370 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23371 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23372 config/mips/mips-fixed.md, config/mips/sb1.md,
23373 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23374 config/mips/t-iris6, config/mips/t-isa3264,
23375 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23376 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23377 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23378 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23379 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23380 config/mn10300/t-linux, config/mn10300/t-mn10300,
23381 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23382 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23383 config/picochip/libgccExtras/clzsi2.asm,
23384 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23385 config/rs6000/darwin-libgcc.10.4.ver,
23386 config/rs6000/darwin-libgcc.10.5.ver,
23387 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23388 config/rs6000/t-aix43, config/rs6000/t-aix52,
23389 config/rs6000/t-darwin, config/rs6000/t-fprules,
23390 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23391 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23392 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23393 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23394 config/rs6000/t-rtems, config/rs6000/t-spe,
23395 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23396 config/score/t-score-elf, config/sh/divcost-analysis,
23397 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23398 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23399 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23400 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23401 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23402 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23403 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23404 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23405 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23406 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23407 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23408 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23409 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23410 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23411 * config/h8300/genmova.sh: Include copyright and license notices
23412 in generated output.
23413 * config/h8300/mova.md: Regenerate.
23414 * doc/install.texi2html: Include word "Copyright" in copyright
23415 notice and use name "Free Software Foundation, Inc.".
23416 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23417 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23418 ChangeLog-2007, ChangeLog-2008: Correct dates.
23420 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23422 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23423 NE_EXPR operations as well.
23424 * c-parser.c (c_parser_condition): Do not set location information on
23426 (c_parser_conditional_expression): Likewise.
23427 (c_parser_binary_expression): Set location information on operators.
23428 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23429 TRUTH_NOT_EXPR has been folded.
23430 * fold-const.c (fold_truth_not_expr): Copy location information from
23431 the incoming expression to the outgoing one.
23432 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23433 recursive calls on the LHS of the operator but pass that of the
23434 operator to recursive calls on the RHS of the operator. Set it
23436 (shortcut_cond_expr): Set the locus of the operator on the second
23437 COND_EXPR and that of the expression on the first in degenerate cases.
23438 Pass the locus of the expression to calls to shortcut_cond_r.
23439 Set the locus of the 'then' block on the associated jump, if any.
23440 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23441 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23442 expression to call to gimplify_boolean_expr.
23444 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23446 * config.gcc: Add additional configuration for
23447 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23448 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23449 (CPP_SPEC): Redefine for allowing -municode option.
23450 (STARTFILE_SPEC): Likewise.
23451 * config/i386/t-mingw-w64: New.
23452 * config/i386/mingw-w64.opt: New.
23453 (municode): Add new target option.
23454 * doc/invoke.texi (municode): Add documentation for new option.
23456 2009-04-21 Ian Lance Taylor <iant@google.com>
23458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23459 Correct test for number of arguments.
23460 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23462 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23464 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23465 argument of emit_library_call.
23467 2009-04-21 Richard Guenther <rguenther@suse.de>
23469 PR middle-end/39829
23470 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23471 inside VIEW_CONVERT_EXPRs.
23473 2009-04-21 Martin Jambor <mjambor@suse.cz>
23475 * tree-switch-conversion.c (build_constructors): Split a long line.
23476 (constructor_contains_same_values_p): New function.
23477 (build_one_array): Create assigns of constants if possible, do not
23478 call mark_sym_for_renaming, call update_stmt.
23479 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23480 make_rename_temp. Do not call mark_symbols_for_renaming, call
23482 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23483 find_new_referenced_vars, call update_stmt.
23484 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23485 instead of calling make_rename_temp. Do not call
23486 find_new_referenced_vars or mark_symbols_for_renaming, call
23489 2009-04-21 Richard Guenther <rguenther@suse.de>
23491 PR tree-optimization/39827
23492 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23493 (tree_ssa_phiprop): Pass the correct array size.
23495 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23497 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23499 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23502 * c-typeck.c (lvalue_p): Move declaration ...
23503 * c-common.h (lvalue_p): ... to here.
23504 * c-common.c (candidate_equal_p): New.
23505 (add_tlist): Use it.
23506 (merge_tlist): Use it.
23507 (warn_for_collisions_1): Likewise.
23508 (warning_candidate_p): Accept more candidates.
23509 (verify_tree): A warning candidate can be an expression. Use
23512 2009-04-21 Ben Elliston <bje@au.ibm.com>
23515 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23516 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23517 options. Remove -mcall-solaris documentation.
23519 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23522 * doc/invoke.texi (-Wlong-long): Update description.
23523 * c-lex (interpret_integer): Only warn if there was no previous
23524 overflow and -Wlong-long is enabled.
23525 * c-decl.c (declspecs_add_type): Drop redundant flags.
23526 * c.opt (Wlong-long): Init to -1.
23527 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23528 and front-end warn_long_long. Wlong-long only depends on other
23529 flags if it is uninitialized.
23530 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23531 the same for CPP and FE.
23532 (restore_extension_diagnostics): Likewise.
23534 2009-04-20 Ian Lance Taylor <iant@google.com>
23536 Fix enum conversions which are invalid in C++:
23537 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23538 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23539 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23540 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23541 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23542 (dbxout_parms): Likewise.
23543 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23544 (df_clear_flags): Likewise.
23545 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23546 top_flag parameter to int.
23547 (df_chain_create_bb_process_use): Likewise.
23548 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23550 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23551 (df_ref_create_structure, df_def_record_1): Likewise.
23552 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23553 (df_notes_rescan): Change 0 to VOIDmode in function call.
23554 (df_get_call_refs, df_insn_refs_collect): Likewise.
23555 (df_bb_regs_collect): Likewise.
23556 (df_entry_block_defs_collect): Likewise.
23557 (df_exit_block_uses_collect): Likewise.
23558 * df.h: Update declarations.
23559 * double-int.c (double_int_divmod): Add cast to enum type.
23560 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23561 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23562 (based_loc_descr): Likewise.
23563 (loc_descriptor_from_tree_1): Change first_op and second_op to
23564 enum dwarf_location_atom. Add cast to enum type.
23565 * expmed.c (init_expmed): Change 0 to SET in function call.
23566 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23567 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23568 (do_store_flag): Likewise.
23569 * fixed-value.h (struct fixed_value): Change mode to enum
23571 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23572 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23574 (insert_insn_decl, insert_decl, insert_state): Likewise.
23575 (automata_list_finish): Likewise.
23576 * genrecog.c (process_define_predicate): Add cast to enum type.
23577 * gensupport.c (init_predicate_table): Add cast to enum type.
23578 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23580 (gimple_build_call_1, gimple_build_label): Likewise.
23581 (gimple_build_goto, gimple_build_asm_1): Likewise.
23582 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23583 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23584 (enum fallback): Rename from enum fallback_t.
23585 (fallback_t): Typedef as int.
23586 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23587 GSI_SAME_STMT in function call.
23588 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23590 (setup_reg_class_relations): Likewise.
23591 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23592 (setup_prohibited_class_mode_regs): Add cast to enum type.
23593 (setup_prohibited_mode_move_regs): Likewise.
23594 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23595 (record_address_regs): Change i to enum reg_class.
23596 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23597 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23598 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23599 (GET_MODE_2XWIDER_MODE): Likewise.
23600 (GET_CLASS_NARROWEST_MODE): Likewise.
23601 * omp-low.c (expand_omp_for): Add cast to enum type.
23602 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23603 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23604 * postreload.c (reload_cse_simplify_operands): Change rclass local
23606 * predict.c (combine_predictions_for_insn): Change best_predictor
23607 and predictor to enum br_predictor.
23608 (combine_predictions_for_bb): Likewise.
23609 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23610 use SET_PREDICT_EXPR_OUTCOME.
23611 * real.c (real_arithmetic): Change icode to code in function call.
23612 * reginfo.c (init_move_cost): Add casts to enum type.
23613 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23614 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23616 * reload.c (find_valid_class): Add casts to enum type.
23617 (push_reload): Change 0 to NO_REGS in function call.
23618 (find_reloads): Change this_alternative to array of enum
23619 reg_class. Remove some now-unnecessary casts.
23620 (make_memloc): Change 0 to VOIDmode in function call.
23621 * reload1.c (reload): Change 0 to VOIDmode in function call.
23622 (eliminate_regs_1, elimination_effects): Likewise.
23623 (eliminate_regs_in_insn): Likewise.
23624 (emit_input_reload_insns): Add cast to enum type.
23625 (delete_output_reload): Change 0 to VOIDmode in function call.
23626 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23627 to enum type in function call.
23628 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23629 (SET_PREDICT_EXPR_OUTCOME): Define.
23630 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23631 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23632 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23633 (dump_function): Likewise.
23634 * tree-dump.h: Update declarations.
23635 * tree-pass.h: Update declarations.
23636 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23637 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23639 (arm_rtx_costs_1): Correct parenthesization.
23640 (arm_rtx_costs): Add casts to enum type.
23641 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23642 (vfp_emit_fstmd): Use add_rg_note.
23643 (emit_multi_reg_push, emit_sfm): Likewise.
23644 (thumb_set_frame_pointer): Likewise.
23645 (arm_expand_prologue): Likewise.
23646 (arm_regno_class): Change return type to enum reg_class.
23647 (thumb1_expand_prologue): Use add_reg_note.
23648 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23649 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23651 * config/arm/gentune.sh: Add cast to enum type.
23652 * config/arm/arm-tune.md: Rebuild.
23653 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23654 (ix86_split_fp_branch, predict_jump): Likewise.
23655 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23656 insn_code to enum rtx_code.
23657 (ix86_builtin_vectorized_function): Add cast to enum type.
23658 * config/i386/i386.md (truncdfsf2): Change slot to enum
23660 (truncxf<mode>2, isinf<mode>2): Likewise.
23661 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23663 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23664 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23665 (insert_bundle_state): Change 1 to INSERT in function call.
23666 (ia64_add_bundle_selector_before): Likewise.
23667 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23668 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23669 (restore_stack_nonlocal): Likewise.
23670 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23672 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23674 (mips_rtx_costs): Likewise.
23675 (mips_override_options): Add casts to enum type.
23676 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23678 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23679 (store_reg, set_reg_plus_d): Likewise.
23680 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23681 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23683 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23685 (emit_unlikely_jump): Use add_reg_note.
23686 (rs6000_emit_allocate_stack): Likewise.
23687 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23688 (output_toc): Change 1 to INSERT in function call.
23689 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23690 (rs6000_initialize_trampoline): Likewise.
23691 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23693 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23694 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23695 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23696 (save_gprs): Use add_reg_note.
23697 (s390_emit_prologue): Likewise.
23698 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23699 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23700 (sparc_fold_builtin): Add cast to enum type.
23701 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23703 (spu_expand_prologue): Use add_reg_note.
23704 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23706 2009-04-20 Ian Lance Taylor <iant@google.com>
23708 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23709 (c_parser_postfix_expression_after_primary): Get VEC for list of
23710 arguments. Get original types of arguments. Call
23711 build_function_call_vec.
23712 (cached_expr_list_1, cached_expr_list_2): New static variables.
23713 (c_parser_expr_list): Change return type to VEC *. Add
23714 p_orig_types parameter. Change all callers.
23715 (c_parser_release_expr): New static function.
23716 (c_parser_vec_to_tree_list): New static function.
23717 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23718 call build_function_call_vec.
23719 (build_function_call_vec): New function, based on old
23720 build_function_call.
23721 (convert_arguments): Remove nargs and argarray parameters. Change
23722 values to a VEC. Add origtypes parameter.
23723 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23724 (convert_for_assignment): Add origtype parameter. Change all
23725 callers. If warn_cxx_compat, check for conversion to an enum
23726 type when calling a function.
23727 (store_init_value): Add origtype parameter. Change all callers.
23728 (digest_init): Likewise.
23729 (struct init_node): Add origtype field.
23730 (add_pending_init): Add origtype parameter. Change all callers.
23731 (output_init_element): Likewise.
23732 (output_pending_init_elements): Pass origtype from init_node to
23733 output_init_element.
23734 (process_init_element): Pass origtype from c_expr to
23735 output_init_element.
23736 (c_finish_return): Add origtype parameter. Change all callers.
23737 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23739 (sync_resolve_params): Likewise.
23740 (sync_resolve_return): Change params to first_param. Change caller.
23741 (resolve_overloaded_builtins): Change params to VEC *. Change
23742 callers. Save first parameter around call to build_function_call_vec.
23743 * c-decl.c (finish_decl): Add origtype parameter. Change all
23744 callers. Call build_function_call_vec rather than
23745 build_function_call for cleanup.
23746 * c-tree.h: Update declarations.
23747 * c-common.h: Update declarations.
23748 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23749 params to first_param.
23750 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23751 params parameter from tree to void *.
23752 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23753 Change arglist parameter to have type void *, and to be a pointer
23755 * config/rs6000/rs6000-protos.h
23756 (altivec_resolve_overloaded_builtin): Update declaration.
23757 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23758 fnargs parameter to have type void *, and to be a pointer to a
23759 VEC. Call build_function_call_vec instead of
23760 build_function_call.
23761 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23763 2009-04-20 Joey Ye <joey.ye@intel.com>
23764 Xuepeng Guo <xuepeng.guo@intel.com>
23765 H.J. Lu <hongjiu.lu@intel.com>
23767 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23769 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23770 (IX86_LEA_PRIORITY): Likewise.
23771 (distance_non_agu_define): New function.
23772 (distance_agu_use): Likewise.
23773 (ix86_lea_for_add_ok): Likewise.
23774 (ix86_dep_by_shift_count): Likewise.
23776 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23777 should split for LEA.
23779 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23781 (ix86_dep_by_shift_count): Likewise.
23783 2009-04-20 Richard Guenther <rguenther@suse.de>
23785 * expr.c (handled_component_p): Move ...
23786 * tree.h (handled_component_p): ... here.
23787 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23788 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23789 and REALPART_EXPR to be in one group.
23791 2009-04-20 Richard Guenther <rguenther@suse.de>
23793 * basic-block.h (get_all_dominated_blocks): Declare.
23794 * dominance.c (get_all_dominated_blocks): New function.
23795 * tree-cfg.c (get_all_dominated_blocks): Remove.
23796 (remove_edge_and_dominated_blocks): Adjust.
23797 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23798 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23799 instead of recursing.
23801 2009-04-20 Doug Kwan <dougkwan@google.com>
23803 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23804 (struct cgraph_node_set_def): New type.
23805 (cgraph_node_set) New type. Also declare vector functions.
23806 (struct cgraph_node_set_element_def): New type.
23807 (cgraph_node_set_element): Ditto.
23808 (cgraph_node_set_iterator): New iterator type.
23809 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23810 cgraph_node_set_remove, dump_cgraph_node_set,
23811 debug_cgraph_node_set): New prototypes.
23812 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23813 cgraph_node_set_size): New inlines.
23814 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23815 including cgraph.h.
23816 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23817 argument to function 'write_summary'.
23818 * ipa.c: Include ggc.h.
23819 (hash_cgraph_node_set_element,
23820 eq_cgraph_node_set_element, cgraph_node_set_new,
23821 cgraph_node_set_add, cgraph_node_set_remove,
23822 cgraph_node_set_find, dump_cgraph_node_set,
23823 debug_cgraph_node_set): New functions.
23824 * Makefile.in (ipa.o): Add dependency on GGC_H.
23826 2009-04-20 Ira Rosen <irar@il.ibm.com>
23828 PR tree-optimization/39675
23829 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23830 check of the return code of vect_schedule_slp. Check that
23831 stmt_vec_info still exists for the statement, before checking its
23832 vectorization type.
23834 2009-04-20 Michael Matz <matz@suse.de>
23836 * Makefile.in (generated_files): Take out $(simple_generated_c).
23838 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23840 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23841 (UINTPTR_TYPE): Likewise.
23843 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23846 * c-typeck.c (digest_init): Check for initializing an array with a
23849 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23852 * c-semantics.c (pop_stmt_list): Propagate
23853 STATEMENT_LIST_HAS_LABEL to parent statement list.
23855 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23857 * config/mips/mips.h (mips_tune_attr): New macro.
23858 * config/mips/mips.md (cpu): Use it.
23860 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23863 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23866 2009-04-19 Diego Novillo <dnovillo@google.com>
23868 * toplev.c (compile_file): Move call to coverage_finish ...
23869 * cgraphunit.c (ipa_passes): ... here.
23870 Call cgraph_process_new_functions.
23871 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23872 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23874 2009-04-19 Jan Hubicka <jh@suse.cz>
23876 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23878 (dump_cgraph_node): Dump can throw external flag.
23879 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23881 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23885 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23886 * common.opt (Wlogical-op): Move from here...
23887 * c.opt (Wlogical-op): ... to here.
23888 * c-typeck.c (parser_build_binary_op): Update call to
23889 warn_logical_operator.
23890 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23892 * c-common.c (warn_logical_op): Update.
23893 * c-common.h (warn_logical_op): Update declaration.
23895 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23897 * tree.c (protected_set_expr_location): Fix formatting.
23899 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23902 * c-typeck.c (readonly_warning): new.
23903 (build_unary_op, build_modify_expr): Use readonly_warning for
23904 storing into something readonly but not const-qualified.
23906 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23909 * c-typeck.c (build_unary_op): Check for taking address of
23910 expression of type void.
23912 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23915 * c-typeck.c (build_function_call): Check for calling a function
23916 with qualified void return types. Call require_complete_type when
23919 2009-04-18 Jan Hubicka <jh@suse.cz>
23921 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23923 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23924 can_throw_external flag.
23925 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23926 * ipa-pure-const.c (ignore_edge): New function.
23927 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23928 only over can_throw_external edges.
23929 (local_pure_const): Add nothrow flag.
23930 * ipa-utils.c (searchc): Add ignore_edge callback.
23931 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23932 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23933 (set_nothrow_function_flags): Update cgraph.
23934 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23936 2009-04-18 Richard Guenther <rguenther@suse.de>
23938 PR middle-end/39804
23939 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23940 (fold_stmt): ... this and ...
23941 (fold_stmt_inplace): ... this.
23942 (fold_stmt_1): Fold references in calls and asms.
23943 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23945 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23947 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23948 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23950 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23952 * tree.c (function_args_count): Remove.
23953 * tree.h: Remove the prototype for function_args_count.
23955 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23957 * tree-iterator.c (expr_only): Remove.
23958 * tree.h: Remove the prototype for expr_only.
23960 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23962 * reginfo.c (cannot_change_mode_set_regs): Remove.
23963 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23965 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23967 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23968 whether operands 0 and 1 overlaps.
23970 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23972 PR middle-end/36902
23973 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23974 pointer. Use warning_at instead of warning.
23975 (search_for_addr_array): Likewise.
23976 (check_array_bounds): Likewise.
23977 (check_all_array_refs): Check that the incoming edge is not in the
23978 list of edges to be removed.
23979 (check_all_array_refs): Avoid the temporal pointer.
23980 (vrp_visit_cond_stmt): Fix typo.
23981 (simplify_switch_using_ranges): Handle the case where the switch
23982 index is an integer constant.
23984 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23986 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23988 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23990 * doc/extend.texi, doc/invoke.texi: Fix typos.
23992 2009-04-17 Cary Coutant <ccoutant@google.com>
23994 * tree-flow-inline.h (get_lineno): Fix inverted test.
23996 2009-04-17 Diego Novillo <dnovillo@google.com>
23998 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23999 assertion for AVAIL_OUT.
24001 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24004 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24005 * config/sh/linux-atomic.asm: Likewise.
24007 2009-04-17 Diego Novillo <dnovillo@google.com>
24009 * except.c (debug_eh_tree): New.
24010 (struct eh_region, struct eh_status): Move ...
24011 * except.h: ... here.
24012 (add_type_for_runtime): Declare extern.
24013 (lookup_type_for_runtime): Likewise.
24014 (debug_eh_tree): Declare.
24015 * Makefile.in (GTFILES): List except.h before except.c
24017 2009-04-17 Diego Novillo <dnovillo@google.com>
24019 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24020 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24021 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24022 (find_vars_r): ... here.
24023 * tree-flow.h (find_referenced_vars_in): Declare.
24024 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24025 that AVAIL_OUT exists for BLOCK.
24026 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24027 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24028 (tree-parloops.o): Likewise.
24030 2009-04-17 Simon Baldwin <simonb@google.com>
24032 * toplev.c (default_tree_printer): Add handling for %E format.
24034 2009-04-17 Diego Novillo <dnovillo@google.com>
24036 * tree-pretty-print.c (dump_generic_node): Add break after
24037 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24038 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24039 FUNCTION_TYPE together. Call print_struct_decl when printing
24040 structures and TDF_SLIM is not given.
24041 (print_struct_decl): Fix logic for detecting recursion.
24043 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24046 * gcc.c (create_at_file): New.
24047 (compile_input_file_p): New.
24048 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24049 * main.c (main): Update call to toplev_main.
24050 * toplev.c (toplev_main): Change signature. Call expandargv.
24051 * toplev.h (toplev_main): Change signature.
24053 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24055 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24056 if the latter is not constant.
24058 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24060 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24062 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24064 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24065 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24067 2009-04-17 Richard Guenther <rguenther@suse.de>
24069 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24070 Handle component references view-converting an invariant address.
24072 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24074 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24075 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24076 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24077 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24078 Use @deftypevr rather than @deftypevar.
24080 2009-04-17 Richard Guenther <rguenther@suse.de>
24082 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24083 (get_prop_source_stmt): Likewise.
24084 (can_propagate_from): Likewise.
24086 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24088 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24089 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24090 (--with-multilib-list): Add default value.
24091 * configure: Regenerate.
24092 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24093 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24094 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24095 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24096 Don't add default cpu to multilib list unnecessarily, but do enable
24097 the relevant compiler option..
24098 Add support for --with-multilib-list=<blank> and
24099 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24100 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24101 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24102 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24103 TM_MULTILIB_CONFIG.
24104 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24105 (MULTILIB_OSDIRNAMES): New variable.
24106 * config/sh/t-1e: Delete file.
24107 * config/sh/t-mlib-sh1: Delete file.
24108 * config/sh/t-mlib-sh2: Delete file.
24109 * config/sh/t-mlib-sh2a: Delete file.
24110 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24111 * config/sh/t-mlib-sh2a-single: Delete file.
24112 * config/sh/t-mlib-sh2a-single-only: Delete file.
24113 * config/sh/t-mlib-sh2e: Delete file.
24114 * config/sh/t-mlib-sh3e: Delete file.
24115 * config/sh/t-mlib-sh4: Delete file.
24116 * config/sh/t-mlib-sh4-nofpu: Delete file.
24117 * config/sh/t-mlib-sh4-single: Delete file.
24118 * config/sh/t-mlib-sh4-single-only: Delete file.
24119 * config/sh/t-mlib-sh4a: Delete file.
24120 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24121 * config/sh/t-mlib-sh4a-single: Delete file.
24122 * config/sh/t-mlib-sh4a-single-only: Delete file.
24123 * config/sh/t-mlib-sh4al: Delete file.
24124 * config/sh/t-mlib-sh5-32media: Delete file.
24125 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24126 * config/sh/t-mlib-sh5-64media: Delete file.
24127 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24128 * config/sh/t-mlib-sh5-compact: Delete file.
24129 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24130 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24131 * doc/install.texi (Options specification): Add
24132 --with-multilib-list and --with-endian.
24134 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24136 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24138 (OBJS-common): Add plugin-version.o.
24139 (plugin-version.o): New.
24140 * gcc-plugin.h (plugin_gcc_version): New.
24141 (plugin_default_version_check): New.
24142 (plugin_init_func, plugin_init): Add version argument.
24143 * plugin-version.c: New.
24144 * plugin.c (str_plugin_gcc_version_name): New.
24145 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24146 pass it to the init function.
24147 (plugin_default_version_check): New.
24149 2009-04-17 Richard Guenther <rguenther@suse.de>
24151 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24152 for decl-vs-decl disambiguation.
24154 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24156 * config/s390/s390.h (s390_tune_attr): New macro definition.
24157 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24159 2009-04-17 Richard Guenther <rguenther@suse.de>
24161 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24162 (fold_stmt_r): Likewise.
24163 (maybe_fold_reference): New function.
24164 (fold_gimple_assign): Handle cases fold_stmt_r did.
24165 (fold_stmt): Do not use fold_stmt_r.
24166 (fold_stmt_inplace): Likewise.
24168 2009-04-17 Richard Guenther <rguenther@suse.de>
24170 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24171 (record_equivalences_from_stmt): Remove useless checks and
24173 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24174 the type is already suitable.
24176 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24178 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24180 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24182 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24183 (CMPtype): Define as __gcc_CMPtype.
24185 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24187 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24188 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24190 2009-04-17 Richard Guenther <rguenther@suse.de>
24192 PR tree-optimization/39746
24193 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24194 special-casing for builtins and static variable use/def.
24195 (call_may_clobber_ref_p_1): Likewise.
24197 2009-04-16 Ian Lance Taylor <iant@google.com>
24199 * df.h: Include "timevar.h".
24200 (struct df_problem): Change tv_id field to timevar_id_t.
24201 * tree-pass.h: Include "timevar.h".
24202 (struct opt_pass): Change tv_id field to timevar_id_t.
24203 * timevar.h (timevar_id_t): Define TV_NONE.
24204 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24205 TV_NONE rather than tv_id != 0.
24206 (execute_one_pass): Likewise.
24207 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24208 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24209 dependencies to $(TREE_PASS_H).
24210 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24212 (pass_branch_target_load_optimize2): Likewise.
24213 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24214 (pass_outof_cfg_layout_mode): Likewise.
24215 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24216 (pass_rebuild_cgraph_edges): Likewise.
24217 (pass_remove_cgraph_callee_edges): Likewise.
24218 * df-core.c (pass_df_initialize_opt): Likewise.
24219 (pass_df_initialize_no_opt): Likewise.
24220 (pass_df_finish): Likewise.
24221 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24222 * except.c (pass_set_nothrow_function_flags): Likewise.
24223 (pass_convert_to_eh_region_ranges): Likewise.
24224 * final.c (pass_compute_alignments): Likewise.
24225 * function.c (pass_instantiate_virtual_regs): Likewise.
24226 (pass_init_function): Likewise.
24227 (pass_leaf_regs): Likewise.
24228 (pass_match_asm_constraints): Likewise.
24229 * gimple-low.c (pass_lower_cf): Likewise.
24230 (pass_mark_used_blocks): Likewise.
24231 * init-regs.c (pass_initialize_regs): Likewise.
24232 * integrate.c (pass_initial_value_sets): Likewise.
24233 * ira.c (pass_ira): Likewise.
24234 * jump.c (pass_cleanup_barriers): Likewise.
24235 * omp-low.c (pass_expand_omp): Likewise.
24236 (pass_lower_omp): Likewise.
24237 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24238 * recog.c (pass_split_all_insns): Likewise.
24239 (pass_split_after_reload): Likewise.
24240 (pass_split_before_regstack): Likewise.
24241 (pass_split_before_sched2): Likewise.
24242 (pass_split_for_shorten_branches): Likewise.
24243 * reginfo.c (pass_reginfo_init): Likewise.
24244 (pass_subregs_of_mode_init): Likewise.
24245 (pass_subregs_of_mode_finish): Likewise.
24246 * passes.c (pass_postreload): Likewise.
24247 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24248 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24249 (pass_warn_function_return): Likewise.
24250 (pass_warn_function_noreturn): Likewise.
24251 * tree-complex.c (pass_lower_complex): Likewise.
24252 (pass_lower_complex_O0): Likewise.
24253 * tree-if-conv.c (pass_if_conversion): Likewise.
24254 * tree-into-ssa.c (pass_build_ssa): Likewise.
24255 * tree-mudflap.c (pass_mudflap_1): Likewise.
24256 (pass_mudflap_2): Likewise.
24257 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24258 (pass_mudflap_2): Likewise.
24259 * tree-nrv.c (pass_return_slot): Likewise.
24260 * tree-object-size.c (pass_object_sizes): Likewise.
24261 * tree-optimize.c (pass_all_optimizations): Likewise.
24262 (pass_early_local_passes): Likewise.
24263 (pass_all_early_optimizations): Likewise.
24264 (pass_cleanup_cfg): Likewise.
24265 (pass_cleanup_cfg_post_optimizing): Likewise.
24266 (pass_free_datastructures): Likewise.
24267 (pass_free_cfg_annotations): Likewise.
24268 (pass_fixup_cfg): Likewise.
24269 (pass_init_datastructures): Likewise.
24270 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24271 (pass_late_warn_uninitialized): Likewise.
24272 (pass_update_address_taken): Likewise.
24273 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24274 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24275 (pass_cse_sincos): Likewise.
24276 (pass_convert_to_rsqrt): Likewise.
24277 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24278 * tree-stdarg.c (pass_stdarg): Likewise.
24279 * tree-tailcall.c (pass_tail_recursion): Likewise.
24280 (pass_tail_calls): Likewise.
24281 * tree-vect-generic.c (pass_lower_vector): Likewise.
24282 (pass_lower_vector_ssa): Likewise.
24283 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24285 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24287 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24289 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24291 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24292 logical and signext.
24294 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24297 * config/sh/predicates.md (arith_operand): Check if the operand
24298 of TRUNCATE is a REG.
24300 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24302 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24303 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24305 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24307 * tree-iterator.c (tsi_split_statement_list_after,
24308 tsi_split_statement_list_before): Remove.
24309 * tree-iterator.h: Remove the prototypes for
24310 tsi_split_statement_list_after and tsi_split_statement_list_before.
24312 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24314 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24315 * tree-ssa-propagate.h: Remove the prototype for
24316 stmt_makes_single_load.
24318 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24320 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24321 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24323 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24325 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24329 * except.c (eh_region_outer_p): Remove.
24330 * except.h: Remove the prototype for eh_region_outer_p.
24332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24334 * function.c (current_function_assembler_name): Remove.
24335 * function.h: Remove the prototype for
24336 current_function_assembler_name.
24338 2009-04-16 Ian Lance Taylor <iant@google.com>
24340 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24341 (add_reg_note): Call alloc_reg_note.
24342 * rtl.h (alloc_reg_note): Declare.
24343 * combine.c (try_combine): Use alloc_reg_note.
24344 (recog_for_combine, move_deaths): Likewise.
24345 (distribute_notes): Use alloc_reg_note and add_reg_note.
24346 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24347 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24348 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24350 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24352 PR rtl-optimization/39762
24353 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24354 ira_may_move_out_cost): Add comments about way of their usage.
24355 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24357 * ira-conflicts.c (process_regs_for_copy): Use function
24358 ira_get_register_move_cost instead of global
24359 ira_register_move_cost.
24361 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24362 color_pass, move_spill_restore, update_curr_costs): Ditto.
24364 * ira-lives.c (process_single_reg_class_operands): Ditto.
24366 * ira-emit.c (emit_move_list): Ditto.
24368 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24369 (record_reg_classes): Ditto. Use functions
24370 ira_get_register_move_cost and ira_get_may_move_cost instead of
24371 global vars ira_register_move_cost, ira_may_move_out_cost and
24372 ira_may_move_in_cost.
24373 (record_address_regs): Don't call ira_init_register_move_cost.
24374 Use function ira_get_may_move_cost instead of global
24375 ira_may_move_in_cost.
24376 (process_bb_node_for_hard_reg_moves): Use function
24377 ira_get_register_move_cost instead of global ira_register_move_cost.
24378 (ira_costs): Don't call ira_init_register_move_cost.
24380 2009-04-16 Richard Guenther <rguenther@suse.de>
24382 * tree-cfg.c (verify_gimple_assign_binary):
24383 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24384 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24385 (create_general_new_stmt): Note that this function is broken.
24387 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24389 * common.opt (fhelp): Add Var(help_flag).
24390 * gcc-plugin.h (plugin_info): Add help.
24391 * plugin.c (plugin_name_args): Add help.
24392 (register_plugin_info): Set plugin->help.
24393 (print_help_one_plugin): New.
24394 (print_plugins_help): New.
24395 * plugin.h (print_plugins_help): New.
24396 * toplev.c (toplev_main): Call print_plugins_help if needed.
24398 2009-04-16 Richard Guenther <rguenther@suse.de>
24400 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24401 (gimple_ior_addresses_taken_1): New function.
24402 (gimple_ior_addresses_taken): Likewise.
24403 * gimple.h (struct gimple_statement_with_ops_base): Remove
24404 addresses_taken member.
24405 (gimple_ior_addresses_taken): Declare.
24406 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24407 gimple_set_addresses_taken): Remove.
24408 * ipa-reference.c (mark_address): New function.
24409 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24410 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24411 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24412 (gimple_add_to_addresses_taken): Remove.
24413 (get_tmr_operands): Call mark_address_taken.
24414 (get_asm_expr_operands): Likewise.
24415 (get_expr_operands): Likewise.
24416 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24417 (free_stmt_operands): Do not free it.
24418 * tree-ssa.c (delete_tree_ssa): Likewise.
24419 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24421 2009-04-16 Richard Guenther <rguenther@suse.de>
24423 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24424 (walk_stmt_load_store_ops): Likewise.
24425 * gimple.c (get_base_loadstore): New function.
24426 (walk_stmt_load_store_addr_ops): Likewise.
24427 (walk_stmt_load_store_ops): Likewise.
24428 * ipa-pure-const.c (check_op): Simplify.
24429 (check_load, check_store): New functions.
24430 (check_stmt): Use walk_stmt_load_store_ops.
24431 * ipa-reference.c (mark_load): Adjust signature.
24432 (mark_store): Likewise.
24433 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24435 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24437 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24438 (plugin_info): New.
24439 * opts.c (common_handle_option): Don't call print_version.
24440 * plugin.c (plugin_name_args): Add version.
24441 (register_plugin_info): New.
24442 (register_callback): Handle PLUGIN_INFO.
24443 (try_init_one_plugin): New.
24444 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24446 (finalize_one_plugin): New.
24447 (finalize_plugins): New.
24448 (print_one_plugin): New.
24449 (print_plugins_versions): New.
24450 * plugin.h (print_plugins_versions): New.
24451 (finalize_plugins): New.
24452 * toplev.c (compile_file): Don't call initialize_plugins.
24453 (print_version): Call print_plugins_versions.
24454 (toplev_main): Call initialize_plugins. Print version if needed.
24455 Call finalize_plugins.
24457 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24459 * common.opt (fversion): New.
24460 * gcc.c (print_version): New.
24461 (process_command): Don't print the version. Just set print_version.
24462 (main): Print version. Call subprocesses if print_version and
24463 verbose_flag are set.
24464 * opts.c (common_handle_option): Handle OPT_fversion.
24466 2009-04-16 Richard Guenther <rguenther@suse.de>
24467 Ira Rosen <irar@il.ibm.com>
24469 PR tree-optimization/39698
24470 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24471 type of the reduction variable. Only generate the def if
24474 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24475 make sure to first convert to an integer of the same precision.
24476 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24477 the type of the evolution correctly in computing the new
24478 induction variable base.
24480 2009-04-16 Richard Guenther <rguenther@suse.de>
24482 PR middle-end/39625
24483 * tree-cfg.c (make_blocks): Split statements with to-be
24484 abnormal SSA names on the lhs.
24486 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24488 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24489 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24490 * c-typeck.c (really_start_incremental_init): Likewise.
24491 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24492 (TARGET_INITIALIZER): Remove it.
24493 * target.h (struct target): Remove vector_opaque_p.
24494 * tree.c (build_opaque_vector_type): New.
24495 * tree.h (TYPE_VECTOR_OPAQUE): New.
24496 (build_opaque_vector_type): Declare.
24497 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24498 * config/rs6000/rs6000.c (build_opaque_vector_type,
24499 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24500 (rs6000_init_builtins): Use build_opaque_vector_type for
24501 opaque_V4SI_type_node.
24503 2009-04-15 Catherine Moore <clm@codesourcery.com>
24505 * debug.h (set_name): Declare.
24506 * dwarf2out.c (dwarf2out_set_name): Declare.
24507 (dwarf2_debug_hooks): Add set_name.
24508 (find_AT_string): New.
24509 (add_AT_string): Call find_AT_string.
24510 (dwarf2out_set_name): New.
24511 * cp/decl.c (grokdeclarator): Call set_name.
24512 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24513 * debug.c (do_nothing_debug_hooks): Likewise.
24514 * dbxout.c (dbx_debug_hooks): Likewise.
24515 * sdbout.c (sdb_debug_hooks): Likewise.
24517 2009-04-15 Michael Eager <eager@eagercon.com>
24519 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24520 reg for single-precision FPU.
24521 * config/rs6000/rs6000.md (movsi_internal1): Only for
24522 !TARGET_SINGLE_FPU.
24523 (movsi_internal1_single): New. Add pattern to move SI values to/from
24524 single-precision FP regs.
24526 2009-04-15 Richard Guenther <rguenther@suse.de>
24528 * omp-low.c (lower_rec_input_clauses): Build correct address
24530 (expand_omp_for_generic): Fix multiplication type.
24531 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24532 (generate_memset_zero): Fix types.
24533 * tree-profile.c (prepare_instrumented_value): Correctly
24536 2009-04-15 Ian Lance Taylor <iant@google.com>
24538 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24539 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24540 for -Wall and for -Wc++-compat.
24541 (c_common_post_options): For C++, set warn_enum_compare if not
24543 * c-tree.h (struct c_expr): Add field original_type.
24544 (build_external_ref): Update declaration.
24545 * c-parser.c (c_parser_braced_init): Set original_type.
24546 (c_parser_initelt): Likewise.
24547 (c_parser_expr_no_commas): Likewise.
24548 (c_parser_conditional_expression): Likewise.
24549 (c_parser_cast_expression): Likewise.
24550 (c_parser_unary_expression): Likewise. Pull setting of
24551 original_code to top of function.
24552 (c_parser_sizeof_expression): Set original_type.
24553 (c_parser_alignof_expression): Likewise.
24554 (c_parser_postfix_expression): Likewise. Pull setting of
24555 original_code to top of function.
24556 (c_parser_postfix_expression_after_paren_type): Set original_type.
24557 (c_parser_postfix_expression_after_primary): Likewise.
24558 (c_parser_expression): Likewise.
24559 * c-typeck.c (build_external_ref): Add type parameter. Change all
24561 (c_expr_sizeof_expr): Set original_type field.
24562 (parser_build_unary_op): Likewise.
24563 (parser_build_binary_op): Likewise. Optionally warn about
24564 comparisons of enums of different types.
24565 (digest_init): Set original_type field.
24566 (really_start_incremental_init): Likewise.
24567 (push_init_level, pop_init_level): Likewise.
24568 * doc/invoke.texi (Warning Options): -Wenum-compare now
24571 2009-04-15 Richard Guenther <rguenther@suse.de>
24573 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24574 out a necessary conversion.
24575 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24576 names we didn't value number.
24577 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24579 2009-04-15 Richard Guenther <rguenther@suse.de>
24581 PR tree-optimization/39764
24582 * tree-ssa-ccp.c (get_value): Canonicalize value with
24583 canonicalize_float_value.
24585 2009-04-15 Jan Hubicka <jh@suse.cz>
24587 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24588 Wrong version of patch.
24590 2009-04-15 Jan Hubicka <jh@suse.cz>
24592 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24594 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24596 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24597 our distinct integral and vector types.
24599 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24601 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24602 * init.c (build_vtbl_address): Remove call to assemble_external.
24604 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24606 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24607 output for other floating point modes.
24609 2009-04-14 Diego Novillo <dnovillo@google.com>
24611 * diagnostic.c (diagnostic_report_diagnostic): Do not
24612 warn about loaded plugins for DK_ERROR and DK_WARNING.
24613 * c-decl.c (declspecs_add_type): Move call to
24614 invoke_plugin_callbacks ...
24615 * c-parser.c (c_parser_declspecs): ... here.
24616 * plugin.c (dump_active_plugins): Tidy output.
24618 2009-04-14 Diego Novillo <dnovillo@google.com>
24619 Le-Chun Wu <lcwu@google.com>
24621 * configure.ac: Add --enable-plugin support.
24622 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24623 * Makefile.in (PLUGIN_H): Define.
24624 Export ENABLE_PLUGIN and GMPINC to site.exp.
24625 Add PLUGINLIBS to link command.
24626 Add/modify dependencies for plugin.o and files including plugin.h.
24628 * config.in: Regenerate.
24630 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24633 2009-04-14 Le-Chun Wu <lcwu@google.com>
24635 * tree-pass.h (register_one_dump_file): Add a prototype for
24636 register_one_dump_file.
24637 * toplev.c (compile_file): Call initialize_plugins.
24638 (do_compile): Call invoke_plugin_callbacks.
24639 (toplev_main): Call invoke_plugin_callbacks.
24640 * common.opt: Add -fplugin= and -fplugin-arg-.
24641 * gcc-plugin.h: New public header file for plugins to include.
24642 * plugin.c: New source file.
24643 * plugin.h: New internal header file.
24644 * passes.c (register_one_dump_file): Make it external.
24646 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24648 2009-04-14 Diego Novillo <dnovillo@google.com>
24650 * doc/plugins.texi: New.
24651 * doc/gccint.texi: Add reference to Plugins chapter.
24652 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24653 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24654 loaded plugins, if any.
24655 * timevar.def (TV_PLUGIN_INIT): Define.
24656 (TV_PLUGIN_RUN): Define.
24657 * plugin.c: Include timevar.h
24658 (plugins_active_p): New.
24659 (dump_active_plugins): New.
24660 (debug_active_plugins): New.
24662 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24664 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24666 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24668 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24670 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24671 the same as a minus without a shift.
24673 2009-04-14 Nick Clifton <nickc@redhat.com>
24675 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24676 comparisons with small integers will always produce a short
24679 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24682 2008-12-19 Diego Novillo <dnovillo@google.com>
24684 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24686 2009-04-14 Richard Guenther <rguenther@suse.de>
24688 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24690 (verify_gimple_assign_binary): Likewise. Handle shifts and
24692 (verify_gimple_phi): Print the mismatched argument position.
24693 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24695 (vect_update_init_of_dr): Likewise.
24696 * matrix-reorg.c (transform_access_sites): Do what the
24698 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24700 2009-04-13 Michael Eager <eager@eagercon.com>
24702 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24703 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24704 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24705 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24706 remove duplicate config
24708 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24710 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24711 file_name:line_number type locator of the call site.
24713 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24715 * genautomata.c: Put blank after comma.
24716 (automaton_decls): New.
24717 (struct unit_usage): Add comments to member next.
24718 (store_alt_unit_usage): Keep the list ordered.
24719 (unit_present_on_list_p, equal_alternatives_p): New.
24720 (check_regexp_units_distribution): Check units distribution
24721 correctness correctly.
24722 (main): Don't write automata if error is found. Return correct
24725 * config/m68k/cf.md (cfv4_ds): Remove.
24726 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24727 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24729 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24730 power4-load-ext, power4-store, power4-store-update,
24731 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24732 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24733 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24734 power4-sqrt, power4-isync): Modify reservation to make correct
24735 unit distribution to automata.
24737 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24738 power5-store-update, power5-two, power5-three, power5-lmul,
24739 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24741 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24743 * except.c (pass_set_nothrow_function_flags): Set name and add
24745 (set_nothrow_function_flags): Mention in the dump file when
24746 changing a function to nothrow.
24748 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24751 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24752 instead of unsigned long.
24754 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24756 * config/arm/arm.c (return_used_this_function): Remove.
24757 (arm_output_function_prologue): Remove use of
24758 return_used_this_function.
24759 (output_return_instruction): Replace use of
24760 return_used_this_function
24761 by cfun->machine->return_used_this_function.
24762 (arm_output_epilogue): Likewise.
24763 (arm_output_function_epilogue): Likewise.
24764 (thumb_unexpanded_epilogue): Likewise.
24765 * config/arm/arm.h (struct machine_function):
24766 New member return_used_this_function.
24768 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24770 * doc/install.texi: Correct description of default directory for
24771 --with-gxx-include-dir.
24773 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24775 * fold-const.c (build_range_check): Properly deal with enumeral and
24776 boolean base types.
24778 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24780 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24781 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24782 * params.h (MAX_GCSE_PASSES): Remove.
24783 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24784 in sequence. Remove ability to run multiple passes.
24785 (bypass_jumps): Report run as third CPROP pass.
24787 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24789 PR middle-end/39651
24790 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24791 when deciding whether the whole SEQUENCE can throw.
24793 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24796 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24797 offseted label references.
24799 2009-04-11 Jan Hubicka <jh@suse.cz>
24801 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24803 2009-04-11 Richard Guenther <rguenther@suse.de>
24805 PR middle-end/39732
24806 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24807 return variables as TREE_ADDRESSABLE.
24809 2009-04-11 Richard Guenther <rguenther@suse.de>
24811 PR tree-optimization/39713
24812 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24813 reference trees have SSA_NAME operands.
24815 2009-04-11 Richard Guenther <rguenther@suse.de>
24818 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24819 address expressions.
24821 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24823 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24824 match changes in Cygwin 1.7
24825 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24826 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24828 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24830 PR tree-optimization/39701
24831 * doc/invoke.texi (Optimization Options): Document change in
24832 meaning and initialization of -fdelete-null-pointer-checks.
24834 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24836 PR middle-end/39701
24837 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24839 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24842 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24844 2009-04-10 Chao-ying Fu <fu@mips.com>
24846 * doc/tm.texi (Instruction Output): Document
24847 TARGET_ASM_FINAL_POSTSCAN_INSN.
24848 * target.h (final_postscan_insn): New field in asm_out.
24849 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24850 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24851 * final.c (final_scan_insn): Call
24852 targetm.asm_out.final_postscan_insn after outputting
24853 an asm macro and a normal instruction.
24855 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24856 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24857 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24858 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24859 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24861 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24863 PR middle-end/39701
24864 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24865 variables as non-NULL even with -fdelete-null-pointer-checks.
24867 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24869 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24871 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24874 * config/i386/i386.c (classify_argument): Handle SCmode with
24875 (bit_offset % 64) != 0.
24877 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24879 * doc/invoke.texi (Optimize Options): Add cross-reference to
24880 -Q --help=optimizers examples.
24882 2009-04-10 Ben Elliston <bje@au.ibm.com>
24885 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24886 regalign for the reg == fpr and TDmode case.
24888 2009-04-09 David Ayers <ayers@fsfe.org>
24891 * objc/objc-act.c (warn_with_method): Remove helper function.
24892 (check_duplicates): Call warning and inform directly.
24893 (really_start_method): Likewise.
24895 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24897 * expmed.c (expand_divmod): Always use a comparison for a division
24898 by a large unsigned integer.
24900 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24901 for things others than variables or functions as nonzero.
24903 2009-04-09 Nick Clifton <nickc@redhat.com>
24905 * unwind-compat.c: Change copyright header to refer to version
24906 3 of the GNU General Public License with version 3.1 of the
24907 GCC Runtime Library Exception and to point readers at the
24908 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24909 * config/alpha/crtfastmath.c: Likewise.
24910 * config/alpha/linux-unwind.h: Likewise.
24911 * config/alpha/qrnnd.asm: Likewise.
24912 * config/alpha/vms-crt0-64.c: Likewise.
24913 * config/alpha/vms-crt0.c: Likewise.
24914 * config/alpha/vms-dwarf2.asm: Likewise.
24915 * config/alpha/vms-dwarf2eh.asm: Likewise.
24916 * config/alpha/vms-psxcrt0-64.c: Likewise.
24917 * config/alpha/vms-psxcrt0.c: Likewise.
24918 * config/alpha/vms_tramp.asm: Likewise.
24919 * config/arc/initfini.c: Likewise.
24920 * config/arc/lib1funcs.asm: Likewise.
24921 * config/arm/bpabi-v6m.S: Likewise.
24922 * config/arm/bpabi.S: Likewise.
24923 * config/arm/bpabi.c: Likewise.
24924 * config/arm/crti.asm: Likewise.
24925 * config/arm/crtn.asm: Likewise.
24926 * config/arm/ieee754-df.S: Likewise.
24927 * config/arm/ieee754-sf.S: Likewise.
24928 * config/arm/lib1funcs.asm: Likewise.
24929 * config/arm/libunwind.S: Likewise.
24930 * config/arm/linux-atomic.c: Likewise.
24931 * config/arm/mmintrin.h: Likewise.
24932 * config/arm/pr-support.c: Likewise.
24933 * config/arm/unaligned-funcs.c: Likewise.
24934 * config/arm/unwind-arm.c: Likewise.
24935 * config/arm/unwind-arm.h: Likewise.
24936 * config/avr/libgcc.S: Likewise.
24937 * config/bfin/crti.s: Likewise.
24938 * config/bfin/crtlibid.s: Likewise.
24939 * config/bfin/crtn.s: Likewise.
24940 * config/bfin/lib1funcs.asm: Likewise.
24941 * config/bfin/linux-unwind.h: Likewise.
24942 * config/cris/arit.c: Likewise.
24943 * config/cris/cris_abi_symbol.c: Likewise.
24944 * config/darwin-64.c: Likewise.
24945 * config/darwin-crt2.c: Likewise.
24946 * config/darwin-crt3.c: Likewise.
24947 * config/darwin.h: Likewise.
24948 * config/dbxelf.h: Likewise.
24949 * config/dfp-bit.c: Likewise.
24950 * config/dfp-bit.h: Likewise.
24951 * config/elfos.h: Likewise.
24952 * config/fixed-bit.c: Likewise.
24953 * config/fixed-bit.h: Likewise.
24954 * config/fp-bit.c: Likewise.
24955 * config/fp-bit.h: Likewise.
24956 * config/fr30/crti.asm: Likewise.
24957 * config/fr30/crtn.asm: Likewise.
24958 * config/fr30/lib1funcs.asm: Likewise.
24959 * config/freebsd-spec.h: Likewise.
24960 * config/frv/cmovd.c: Likewise.
24961 * config/frv/cmovh.c: Likewise.
24962 * config/frv/cmovw.c: Likewise.
24963 * config/frv/frvbegin.c: Likewise.
24964 * config/frv/frvend.c: Likewise.
24965 * config/frv/lib1funcs.asm: Likewise.
24966 * config/glibc-stdint.h: Likewise.
24967 * config/h8300/clzhi2.c: Likewise.
24968 * config/h8300/crti.asm: Likewise.
24969 * config/h8300/crtn.asm: Likewise.
24970 * config/h8300/ctzhi2.c: Likewise.
24971 * config/h8300/fixunssfsi.c: Likewise.
24972 * config/h8300/lib1funcs.asm: Likewise.
24973 * config/h8300/parityhi2.c: Likewise.
24974 * config/h8300/popcounthi2.c: Likewise.
24975 * config/i386/ammintrin.h: Likewise.
24976 * config/i386/att.h: Likewise.
24977 * config/i386/avxintrin.h: Likewise.
24978 * config/i386/biarch64.h: Likewise.
24979 * config/i386/bmmintrin.h: Likewise.
24980 * config/i386/cpuid.h: Likewise.
24981 * config/i386/cross-stdarg.h: Likewise.
24982 * config/i386/crtfastmath.c: Likewise.
24983 * config/i386/crtprec.c: Likewise.
24984 * config/i386/cygming-crtbegin.c: Likewise.
24985 * config/i386/cygming-crtend.c: Likewise.
24986 * config/i386/cygwin.asm: Likewise.
24987 * config/i386/emmintrin.h: Likewise.
24988 * config/i386/gmm_malloc.h: Likewise.
24989 * config/i386/gthr-win32.c: Likewise.
24990 * config/i386/i386.h: Likewise.
24991 * config/i386/immintrin.h: Likewise.
24992 * config/i386/linux-unwind.h: Likewise.
24993 * config/i386/linux64.h: Likewise.
24994 * config/i386/mm3dnow.h: Likewise.
24995 * config/i386/mmintrin-common.h: Likewise.
24996 * config/i386/mmintrin.h: Likewise.
24997 * config/i386/nmmintrin.h: Likewise.
24998 * config/i386/pmm_malloc.h: Likewise.
24999 * config/i386/pmmintrin.h: Likewise.
25000 * config/i386/smmintrin.h: Likewise.
25001 * config/i386/sol2-c1.asm: Likewise.
25002 * config/i386/sol2-ci.asm: Likewise.
25003 * config/i386/sol2-cn.asm: Likewise.
25004 * config/i386/sol2-gc1.asm: Likewise.
25005 * config/i386/tmmintrin.h: Likewise.
25006 * config/i386/unix.h: Likewise.
25007 * config/i386/w32-unwind.h: Likewise.
25008 * config/i386/wmmintrin.h: Likewise.
25009 * config/i386/x86-64.h: Likewise.
25010 * config/i386/x86intrin.h: Likewise.
25011 * config/i386/xmmintrin.h: Likewise.
25012 * config/ia64/crtbegin.asm: Likewise.
25013 * config/ia64/crtend.asm: Likewise.
25014 * config/ia64/crtfastmath.c: Likewise.
25015 * config/ia64/crti.asm: Likewise.
25016 * config/ia64/crtn.asm: Likewise.
25017 * config/ia64/fde-glibc.c: Likewise.
25018 * config/ia64/lib1funcs.asm: Likewise.
25019 * config/ia64/linux-unwind.h: Likewise.
25020 * config/ia64/quadlib.c: Likewise.
25021 * config/ia64/unwind-ia64.c: Likewise.
25022 * config/linux.h: Likewise.
25023 * config/m32c/m32c-lib1.S: Likewise.
25024 * config/m32c/m32c-lib2-trapv.c: Likewise.
25025 * config/m32c/m32c-lib2.c: Likewise.
25026 * config/m32r/initfini.c: Likewise.
25027 * config/m68hc11/larith.asm: Likewise.
25028 * config/m68hc11/m68hc11-crt0.S: Likewise.
25029 * config/m68k/cf.md: Likewise.
25030 * config/m68k/crti.s: Likewise.
25031 * config/m68k/crtn.s: Likewise.
25032 * config/m68k/lb1sf68.asm: Likewise.
25033 * config/m68k/linux-unwind.h: Likewise.
25034 * config/mcore/crti.asm: Likewise.
25035 * config/mcore/crtn.asm: Likewise.
25036 * config/mcore/lib1.asm: Likewise.
25037 * config/mips/linux-unwind.h: Likewise.
25038 * config/mips/loongson.h: Likewise.
25039 * config/mips/mips16.S: Likewise.
25040 * config/mmix/crti.asm: Likewise.
25041 * config/mmix/crtn.asm: Likewise.
25042 * config/pa/fptr.c: Likewise.
25043 * config/pa/hpux-unwind.h: Likewise.
25044 * config/pa/lib2funcs.asm: Likewise.
25045 * config/pa/linux-atomic.c: Likewise.
25046 * config/pa/linux-unwind.h: Likewise.
25047 * config/pa/milli64.S: Likewise.
25048 * config/pa/quadlib.c: Likewise.
25049 * config/pa/stublib.c: Likewise.
25050 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25051 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25052 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25053 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25054 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25055 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25056 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25057 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25058 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25059 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25060 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25061 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25062 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25063 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25064 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25065 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25066 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25067 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25068 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25069 * config/rs6000/750cl.h: Likewise.
25070 * config/rs6000/altivec.h: Likewise.
25071 * config/rs6000/biarch64.h: Likewise.
25072 * config/rs6000/crtresfpr.asm: Likewise.
25073 * config/rs6000/crtresgpr.asm: Likewise.
25074 * config/rs6000/crtresxfpr.asm: Likewise.
25075 * config/rs6000/crtresxgpr.asm: Likewise.
25076 * config/rs6000/crtsavfpr.asm: Likewise.
25077 * config/rs6000/crtsavgpr.asm: Likewise.
25078 * config/rs6000/darwin-asm.h: Likewise.
25079 * config/rs6000/darwin-fallback.c: Likewise.
25080 * config/rs6000/darwin-fpsave.asm: Likewise.
25081 * config/rs6000/darwin-ldouble.c: Likewise.
25082 * config/rs6000/darwin-tramp.asm: Likewise.
25083 * config/rs6000/darwin-unwind.h: Likewise.
25084 * config/rs6000/darwin-vecsave.asm: Likewise.
25085 * config/rs6000/darwin-world.asm: Likewise.
25086 * config/rs6000/e500crtres32gpr.asm: Likewise.
25087 * config/rs6000/e500crtres64gpr.asm: Likewise.
25088 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25089 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25090 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25091 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25092 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25093 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25094 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25095 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25096 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25097 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25098 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25099 * config/rs6000/eabi-ci.asm: Likewise.
25100 * config/rs6000/eabi-cn.asm: Likewise.
25101 * config/rs6000/eabi.asm: Likewise.
25102 * config/rs6000/linux-unwind.h: Likewise.
25103 * config/rs6000/linux64.h: Likewise.
25104 * config/rs6000/paired.h: Likewise.
25105 * config/rs6000/paired.md: Likewise.
25106 * config/rs6000/ppc64-fp.c: Likewise.
25107 * config/rs6000/ppu_intrinsics.h: Likewise.
25108 * config/rs6000/rs6000.h: Likewise.
25109 * config/rs6000/si2vmx.h: Likewise.
25110 * config/rs6000/sol-ci.asm: Likewise.
25111 * config/rs6000/sol-cn.asm: Likewise.
25112 * config/rs6000/spe.h: Likewise.
25113 * config/rs6000/spu2vmx.h: Likewise.
25114 * config/rs6000/sysv4.h: Likewise.
25115 * config/rs6000/tramp.asm: Likewise.
25116 * config/rs6000/vec_types.h: Likewise.
25117 * config/s390/linux-unwind.h: Likewise.
25118 * config/s390/tpf-unwind.h: Likewise.
25119 * config/score/crti.asm: Likewise.
25120 * config/score/crtn.asm: Likewise.
25121 * config/sh/crt1.asm: Likewise.
25122 * config/sh/crti.asm: Likewise.
25123 * config/sh/crtn.asm: Likewise.
25124 * config/sh/divtab-sh4-300.c: Likewise.
25125 * config/sh/divtab-sh4.c: Likewise.
25126 * config/sh/divtab.c: Likewise.
25127 * config/sh/lib1funcs-4-300.asm: Likewise.
25128 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25129 * config/sh/lib1funcs.asm: Likewise.
25130 * config/sh/lib1funcs.h: Likewise.
25131 * config/sh/linux-atomic.asm: Likewise.
25132 * config/sh/linux-unwind.h: Likewise.
25133 * config/sh/shmedia.h: Likewise.
25134 * config/sh/sshmedia.h: Likewise.
25135 * config/sh/ushmedia.h: Likewise.
25136 * config/sparc/crtfastmath.c: Likewise.
25137 * config/sparc/linux-unwind.h: Likewise.
25138 * config/sparc/sol2-c1.asm: Likewise.
25139 * config/sparc/sol2-ci.asm: Likewise.
25140 * config/sparc/sol2-cn.asm: Likewise.
25141 * config/spu/divmodti4.c: Likewise.
25142 * config/spu/divv2df3.c: Likewise.
25143 * config/spu/float_disf.c: Likewise.
25144 * config/spu/float_unsdidf.c: Likewise.
25145 * config/spu/float_unsdisf.c: Likewise.
25146 * config/spu/float_unssidf.c: Likewise.
25147 * config/spu/mfc_multi_tag_release.c: Likewise.
25148 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25149 * config/spu/mfc_tag_release.c: Likewise.
25150 * config/spu/mfc_tag_reserve.c: Likewise.
25151 * config/spu/mfc_tag_table.c: Likewise.
25152 * config/spu/multi3.c: Likewise.
25153 * config/spu/spu_internals.h: Likewise.
25154 * config/spu/spu_intrinsics.h: Likewise.
25155 * config/spu/spu_mfcio.h: Likewise.
25156 * config/spu/vec_types.h: Likewise.
25157 * config/spu/vmx2spu.h: Likewise.
25158 * config/stormy16/stormy16-lib2.c: Likewise.
25159 * config/svr4.h: Likewise.
25160 * config/sync.c: Likewise.
25161 * config/v850/lib1funcs.asm: Likewise.
25162 * config/vxlib-tls.c: Likewise.
25163 * config/vxlib.c: Likewise.
25164 * config/vxworks-dummy.h: Likewise.
25165 * config/xtensa/crti.asm: Likewise.
25166 * config/xtensa/crtn.asm: Likewise.
25167 * config/xtensa/ieee754-df.S: Likewise.
25168 * config/xtensa/ieee754-sf.S: Likewise.
25169 * config/xtensa/lib1funcs.asm: Likewise.
25170 * config/xtensa/lib2funcs.S: Likewise.
25171 * config/xtensa/linux-unwind.h: Likewise.
25172 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25173 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25174 * coretypes.h: Likewise.
25175 * crtstuff.c: Likewise.
25176 * defaults.h: Likewise.
25177 * dwarf2.h: Likewise.
25178 * emutls.c: Likewise.
25179 * gbl-ctors.h: Likewise.
25180 * gcov-io.h: Likewise.
25181 * ginclude/float.h: Likewise.
25182 * ginclude/iso646.h: Likewise.
25183 * ginclude/stdarg.h: Likewise.
25184 * ginclude/stdbool.h: Likewise.
25185 * ginclude/stddef.h: Likewise.
25186 * ginclude/stdfix.h: Likewise.
25187 * ginclude/stdint-gcc.h: Likewise.
25188 * ginclude/tgmath.h: Likewise.
25189 * gthr-aix.h: Likewise.
25190 * gthr-dce.h: Likewise.
25191 * gthr-gnat.c: Likewise.
25192 * gthr-gnat.h: Likewise.
25193 * gthr-lynx.h: Likewise.
25194 * gthr-mipssde.h: Likewise.
25195 * gthr-nks.h: Likewise.
25196 * gthr-posix.c: Likewise.
25197 * gthr-posix.h: Likewise.
25198 * gthr-posix95.h: Likewise.
25199 * gthr-rtems.h: Likewise.
25200 * gthr-single.h: Likewise.
25201 * gthr-solaris.h: Likewise.
25202 * gthr-tpf.h: Likewise.
25203 * gthr-vxworks.h: Likewise.
25204 * gthr-win32.h: Likewise.
25205 * gthr.h: Likewise.
25206 * libgcc2.c: Likewise.
25207 * libgcc2.h: Likewise.
25208 * libgcov.c: Likewise.
25209 * tsystem.h: Likewise.
25210 * typeclass.h: Likewise.
25211 * unwind-c.c: Likewise.
25212 * unwind-compat.h: Likewise.
25213 * unwind-dw2-fde-compat.c: Likewise.
25214 * unwind-dw2-fde-darwin.c: Likewise.
25215 * unwind-dw2-fde-glibc.c: Likewise.
25216 * unwind-dw2-fde.c: Likewise.
25217 * unwind-dw2-fde.h: Likewise.
25218 * unwind-dw2.c: Likewise.
25219 * unwind-dw2.h: Likewise.
25220 * unwind-generic.h: Likewise.
25221 * unwind-pe.h: Likewise.
25222 * unwind-sjlj.c: Likewise.
25223 * unwind.inc: Likewise.
25224 * config/arm/neon-gen.ml: Change generated copyright header to
25225 refer to version 3 of the GNU General Public License with
25226 version 3.1 of the GCC Runtime Library Exception and to point
25227 readers at the COPYING3 and COPYING3.RUNTIME files and the
25228 FSF's license web page.
25229 * config/arm/arm_neon.h: Regenerate.
25231 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25233 * config/cris/cris.md: Change copyright header to refer to version
25234 3 of the GNU General Public License.
25235 * doc/install.texi2html: Change copyright header to refer to version
25236 3 of the GNU General Public License and to point readers at the
25237 COPYING3 file and the FSF's license web page.
25238 * config/vax/linux.h: Likewise.
25240 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25242 * config/i386/i386.md (cmpcc): New.
25243 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25244 (sync_compare_and_swap_cc*): Delete.
25246 * config/s390/s390.c (s390_compare_emitted): Remove.
25247 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25248 s390_compare_emitted used to be handled. Assert that modes match.
25249 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25250 refer to sync_compare_and_swap_ccsi.
25251 * config/s390/s390.h (s390_compare_emitted): Remove.
25252 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25253 instead of s390_compare_emitted.
25254 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25255 instead of s390_compare_emitted.
25256 * config/s390/s390.md (cmpcc): New.
25257 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25258 CC_REGNUM, do not pretend it's set.
25259 (sync_compare_and_swap_cc*): Delete.
25260 * config/s390/predicates.md (cc_reg_operand): New.
25262 * expr.c (sync_compare_and_swap_cc): Delete.
25263 * optabs.h (sync_compare_and_swap_cc): Delete.
25264 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25265 is being used with can_compare_p.
25266 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25267 (find_cc_set): New.
25268 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25269 look for a MODE_CC set instead. Use emit_store_flag.
25270 (expand_compare_and_swap_loop): Likewise, with some additional
25271 complication to avoid a force_reg when useless. Use
25272 emit_cmp_and_jump_insns.
25273 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25274 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25275 sync_compare_and_swap documentation.
25277 2009-04-09 Jan Hubicka <jh@suse.cz>
25279 * except.c (find_prev_try): Break out from ....
25280 (duplicate_eh_regions): ... here; properly update prev_try pointers
25281 when duplication part of tree.
25282 (dump_eh_tree): Improve dumping.
25283 (verify_eh_region): New.
25284 (verify_eh_tree): Use it.
25286 2009-04-06 Richard Guenther <rguenther@suse.de>
25288 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25289 &ARRAY addresses by adjusting their types and prepending
25291 * tree-cfg.c (verify_gimple_assign_single): Verify that
25292 addresses are correct.
25294 2009-04-09 Richard Guenther <rguenther@suse.de>
25296 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25297 indices into an array reference if possible.
25298 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25299 Fold POINTER_PLUS_EXPR statements with invariant address.
25301 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25304 * config.gcc (powerpc64-*-linux*): Always build biarch.
25306 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25309 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25310 it and pedwarn if this results in an INTEGER_CST.
25312 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25314 * doc/install.texi: Update minimum GMP version. Remove obsolete
25315 text in MPFR section.
25317 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25319 * dwarf2out.c (class_scope_p): New static inline.
25320 (class_or_namespace_scope_p): Use it.
25321 (gen_variable_die): Use DW_TAG_member tag for static data member
25322 declarations instead of DW_TAG_variable.
25324 PR middle-end/39573
25325 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25328 2009-04-08 Richard Guenther <rguenther@suse.de>
25330 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25331 valueize random data.
25333 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25335 * config.gcc (aix tm_file): Add aix-stdint.h.
25336 (aix tm clause use_gcc_stdint): Set to wrap.
25337 * config/rs6000/aix-stdint.h: New file.
25339 2009-04-08 Richard Guenther <rguenther@suse.de>
25341 PR middle-end/36291
25342 * tree-dfa.c (add_referenced_var): Do not recurse into
25343 global initializers.
25344 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25346 (fold_const_aggregate_ref): Likewise.
25348 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25350 * recog.c (ordered_comparison_operator): New.
25351 * gensupport.c (std_preds): Add it.
25352 * doc/md.texi (Machine-Independent Predicates): Document it.
25354 2009-04-08 Jan Hubicka <jh@suse.cz>
25356 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25357 * function.h (rtl_eh): Remove exception_handler_label_map.
25358 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25359 remove_exception_handler_label, for_each_eh_label_1): Remove.
25360 (rtl_remove_unreachable_regions): Remove.
25361 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25362 (find_exception_handler_labels): Don't build the hashtable.
25363 (maybe_remove_eh_handler): Remove.
25364 (for_each_eh_label): Rewrite to walk the tree.
25365 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25366 * except.h (maybe_remove_eh_handler): Remove.
25367 * passes.c (init_optimization_passes): Schedule second EH cleanup
25369 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25370 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25372 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25374 * genoutput.c (validate_optab_operands): New.
25375 (gen_insn, gen_expand): Call it.
25377 * genflags.c (gen_insn): Detect misused iterators.
25378 (main): Pass line_no to gen_insn, exit with status 1 on error.
25380 * genextract.c (line_no): Make global.
25381 (VEC_safe_set_locstr): Change assertion to error message.
25382 (main): Exit with status 1 on error.
25384 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25388 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25389 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25390 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25391 * c-convert.c (convert): Do not call fold on results of conversion
25392 functions when the result is a C_MAYBE_CONST_EXPR.
25393 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25394 of __builtin_choose_expr.
25395 * c-typeck.c (remove_c_maybe_const_expr): New.
25396 (build_unary_op, build_conditional_expr, build_compound_expr,
25397 build_binary_op, c_objc_common_truthvalue_conversion): Call
25398 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25401 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25403 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25404 CODE to produce a new one. Add a prototype to use fold_convert_const
25406 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25409 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25410 mix declarations and code.
25412 2009-04-08 Ben Elliston <bje@au.ibm.com>
25414 * gcc.c: Replace `CC' with `GCC' throughout.
25416 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25418 * doc/invoke.texi: Document Atom support.
25420 2009-04-07 Jason Merrill <jason@redhat.com>
25423 * c-common.h, c-common.c: Add flag_pretty_templates.
25424 * c-opts.c (c_common_handle_option): Set it.
25425 * c.opt: Add -fno-pretty-templates.
25426 * doc/invoke.texi (C++ Dialect Options): Likewise.
25428 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25430 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25431 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25432 (ia64_expand_builtin): Likewise.
25434 2009-04-07 Martin Jambor <mjambor@suse.cz>
25436 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25437 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25438 ADDR_EXPRS are include too.
25440 2009-04-07 Richard Guenther <rguenther@suse.de>
25442 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25443 decls are only used if passes as parameters or if they are
25444 local statics and the call is not to a builtin.
25445 (call_may_clobber_ref_p_1): Likewise.
25447 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25449 * expr.c (do_store_flag): Remove last argument. Simplify code
25450 to avoid duplication of tests already done by can_compare_p.
25451 (expand_expr_real_1): Adjust caller.
25453 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25455 * optabs.c (can_compare_p): Test the predicate of a
25456 cbranch and cstore pattern.
25458 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25460 * expr.c (convert_move): Use emit_store_flag instead of
25463 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25465 * config/i386/i386.c (ix86_compare_emitted): Remove.
25466 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25467 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25468 * config/i386/i386.h (ix86_compare_emitted): Remove.
25469 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25470 instead of ix86_compare_emitted.
25471 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25473 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25475 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25476 Add t-sysroot-suffix to tmake_file.
25477 * config/print-sysroot-suffix.sh: New file.
25478 * config/t-sysroot-suffix: New file.
25480 2009-04-07 Ben Elliston <bje@au.ibm.com>
25482 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25483 as the latter produces a warning when the target does not support
25486 2009-04-07 Ben Elliston <bje@au.ibm.com>
25488 * dfp.c: Replace type punning assignments with memcpy throughout.
25489 * Makefile.in (dfp.o-warn): Remove.
25491 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25494 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25495 Include soft-fp/t-softfp after rs6000/t-linux64.
25497 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25499 * stor-layout.c (set_sizetype): Use the full precision of their
25500 machine mode for bitsize types.
25502 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25504 * config/i386/i386.md: Revert 2 accidental checkins.
25506 2009-04-06 Joey Ye <joey.ye@intel.com>
25507 Xuepeng Guo <xuepeng.guo@intel.com>
25508 H.J. Lu <hongjiu.lu@intel.com>
25510 Atom pipeline model, tuning and insn selection.
25511 * config.gcc (atom): Add atom config options and target.
25513 * config/i386/atom.md: New.
25515 * config/i386/i386.c (atom_cost): New cost.
25516 (m_ATOM): New macro flag.
25517 (initial_ix86_tune_features): Set m_ATOM.
25518 (x86_accumulate_outgoing_args): Likewise.
25519 (x86_arch_always_fancy_math_387): Likewise.
25520 (processor_target): Add Atom cost.
25521 (cpu_names): Add Atom cpu name.
25522 (override_options): Set Atom ISA.
25523 (ix86_issue_rate): New case PROCESSOR_ATOM.
25524 (ix86_adjust_cost): Likewise.
25526 * config/i386/i386.h (TARGET_ATOM): New target macro.
25527 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25528 (TARGET_OPT_AGU): New target option.
25529 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25530 (processor_type): Add PROCESSOR_ATOM.
25532 * config/i386/i386.md (cpu): Add new value "atom".
25533 (use_carry, movu): New attr.
25534 (atom.md): Include atom.md.
25535 (adddi3_carry_rex64): Set attr "use_carry".
25536 (addqi3_carry): Likewise.
25537 (addhi3_carry): Likewise.
25538 (addsi3_carry): Likewise.
25539 (*addsi3_carry_zext): Likewise.
25540 (subdi3_carry_rex64): Likewise.
25541 (subqi3_carry): Likewise.
25542 (subhi3_carry): Likewise.
25543 (subsi3_carry): Likewise.
25544 (x86_movdicc_0_m1_rex64): Likewise.
25545 (*x86_movdicc_0_m1_se): Likewise.
25546 (x86_movsicc_0_m1): Likewise.
25547 (*x86_movsicc_0_m1_se): Likewise.
25548 (*adddi_1_rex64): Emit add insn as much as possible.
25549 (*addsi_1): Likewise.
25550 (return_internal): Set atom_unit.
25551 (return_internal_long): Likewise.
25552 (return_pop_internal): Likewise.
25553 (*rcpsf2_sse): Set atom_sse_attr attr.
25554 (*qrt<mode>2_sse): Likewise.
25555 (*prefetch_sse): Likewise.
25557 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25559 (ix86_target_macros_internal): Likewise.
25561 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25562 (*prefetch_sse_rex): Likewise.
25563 (sse_rcpv4sf2): Likewise.
25564 (sse_vmrcpv4sf2): Likewise.
25565 (sse_sqrtv4sf2): Likewise.
25566 (<sse>_vmsqrt<mode>2): Likewise.
25567 (sse_ldmxcsr): Likewise.
25568 (sse_stmxcsr): Likewise.
25569 (*sse_sfence): Likewise.
25570 (sse2_clflush): Likewise.
25571 (*sse2_mfence): Likewise.
25572 (*sse2_lfence): Likewise.
25573 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25574 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25575 (avx_movdqu<avxmodesuffix>): Likewise.
25576 (avx_lddqu<avxmodesuffix>): Likewise.
25577 (sse2_movntv2di): Change attr "type" to "ssemov".
25578 (sse2_movntsi): Likewise.
25579 (rsqrtv8sf2): Change attr "type" to "sseadd".
25580 (sse3_addsubv2df3): Set attr "atom_unit".
25581 (sse3_h<plusminus_insn>v4sf3): Likewise.
25582 (*sse2_pmaddwd): Likewise.
25583 (*vec_extractv2di_1_rex64): Likewise.
25584 (*vec_extractv2di_1_avx): Likewise.
25585 (sse2_psadbw): Likewise.
25586 (ssse3_phaddwv8hi3): Likewise.
25587 (ssse3_phaddwv4hi3): Likewise.
25588 (ssse3_phadddv4si3): Likewise.
25589 (ssse3_phadddv2si3): Likewise.
25590 (ssse3_phaddswv8hi3): Likewise.
25591 (ssse3_phaddswv4hi3): Likewise.
25592 (ssse3_phsubwv8hi3): Likewise.
25593 (ssse3_phsubwv4hi3): Likewise.
25594 (ssse3_phsubdv4si3): Likewise.
25595 (ssse3_phsubdv2si3): Likewise.
25596 (ssse3_phsubswv8hi3): Likewise.
25597 (ssse3_phsubswv4hi3): Likewise.
25598 (ssse3_pmaddubsw128): Likewise.
25599 (sse3_pmaddubsw: Likewise.
25600 (ssse3_palignrti): Likewise.
25601 (ssse3_palignrdi): Likewise.
25603 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25605 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25607 2009-04-06 Richard Guenther <rguenther@suse.de>
25609 PR tree-optimization/28868
25610 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25611 of which PHI results we inserted.
25612 (insert_into_preds_of_block): Record inserted PHIs.
25613 (eliminate): Eliminate redundant PHI nodes.
25614 (init_pre): Init inserted_phi_names.
25616 2009-04-06 Richard Guenther <rguenther@suse.de>
25618 PR tree-optimization/39643
25619 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25620 IMAGPART_EXPRs of complex constants.
25621 (execute_fold_all_builtins): If we folded a call queue
25622 TODO_update_address_taken.
25624 2009-04-06 Jan Hubicka <jh@suse.cz>
25626 PR middle-end/39659
25627 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25630 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25632 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25634 (ic_invalidate_array): Likewise.
25636 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25638 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25639 alignment for library calls.
25641 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25643 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25644 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25645 * config/i386/mingw-stdint.h: New file.
25647 2009-04-05 Richard Guenther <rguenther@suse.de>
25649 PR tree-optimization/39648
25650 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25651 our &A vs. &A[0] IL deficiencies.
25653 2009-04-04 Jan Hubicka <jh@suse.cz>
25655 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25656 removed toplevel regions.
25657 (sjlj_mark_call_sites): Likewise.
25659 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25661 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25662 (cygwin tm clause use_gcc_stdint): Set to wrap.
25663 * config/i386/cygwin-stdint.h: New file.
25665 2009-04-04 Richard Guenther <rguenther@suse.de>
25667 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25668 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25669 single-argument PHIs if we are in loop-closed SSA form.
25670 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25671 for the pre-condition.
25672 (slpeel_tree_peel_loop_to_edge): Likewise.
25673 (vect_build_loop_niters): Take an optional sequence to append stmts.
25674 (vect_generate_tmps_on_preheader): Likewise.
25675 (vect_do_peeling_for_loop_bound): Take extra guards for the
25677 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25678 the cost model check.
25679 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25680 guards if we are going to peel. Do not apply versioning in that case.
25681 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25682 (vect_do_peeling_for_loop_bound): Likewise.
25683 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25684 loop bound only record extra pre-conditions, do not apply loop
25687 2009-04-04 Richard Guenther <rguenther@suse.de>
25689 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25692 2009-04-04 Jan Hubicka <jh@suse.cz>
25694 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25695 last_basic_block for size of bb->index indexed array.
25696 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25697 compute_out, link_btr_uses, build_btr_def_use_webs,
25698 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25700 2009-04-04 Jan Hubicka <jh@suse.cz>
25702 * except.c (remove_eh_handler_and_replace): Break out from ...
25703 (remove_eh_handler): ... here.
25704 (bring_to_root): New function.
25705 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25706 handled ones, bring others to root of tree.
25708 2009-04-04 Jan Hubicka <jh@suse.cz>
25710 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25711 (all_phis_safe_to_merge): New function.
25712 (update_info): New structure.
25713 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25714 (cleanup_empty_eh): Update SSA if possible.
25716 2009-04-04 Richard Guenther <rguenther@suse.de>
25718 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25719 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25720 (append_vuse): Likewise.
25722 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25724 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25725 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25726 instead of REG_UNSAVED for DW_CFA_undefined.
25727 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25728 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25731 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25734 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25736 2009-04-04 Richard Guenther <rguenther@suse.de>
25738 PR tree-optimization/8781
25739 PR tree-optimization/37892
25740 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25741 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25742 (valueize_refs): Call it for *& valueizations.
25743 (shared_reference_ops_from_ref): Rename to ...
25744 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25745 (shared_reference_ops_from_call): Rename to ...
25746 (valueize_shared_reference_ops_from_call): ... this and valueize.
25747 (vn_reference_lookup): Update.
25748 (visit_reference_op_call): Likewise.
25749 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25750 (eliminate): Value-replace the call address in call statements.
25752 2009-04-04 Richard Guenther <rguenther@suse.de>
25754 PR tree-optimization/39636
25755 * tree-ssa-forwprop.c
25756 (forward_propagate_addr_into_variable_array_index): Check for
25757 GIMPLE_ASSIGN before accessing the rhs code.
25759 2009-04-03 Jason Merrill <jason@redhat.com>
25761 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25763 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25765 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25766 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25767 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25768 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25769 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25770 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25771 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25772 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25773 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25774 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25775 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25776 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25777 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25778 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25779 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25780 Use fr_reg_or_fp01_operand instead of fr_register_operand
25782 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25783 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25784 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25786 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25788 PR rtl-optimization/39607
25789 PR rtl-optimization/39631
25793 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25794 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25795 instead of DF_LR_OUT.
25796 * ira-lives.c (process_bb_node_lives): Ditto.
25797 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25798 instead of DF_LR_{OUT,IN}.
25799 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25802 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25804 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25805 (execute_lower_omp): Always run but take the short way out if -fopenmp
25807 (gate_lower_omp): Remove, forcing the pass manager to always run the
25808 pass and always set PROP_gimple_lomp.
25809 (pass_lower_omp): Remove gate function.
25810 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25811 PROP_trees. Instead, require it.
25812 * ipa-cp.c (pass_ipa_cp): Likewise.
25813 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25814 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25815 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25816 and PROP_gimple_leh.
25818 2009-04-03 Richard Guenther <rguenther@suse.de>
25820 PR middle-end/13146
25821 PR tree-optimization/23940
25822 PR tree-optimization/33237
25823 PR middle-end/33974
25824 PR middle-end/34093
25825 PR tree-optimization/36201
25826 PR tree-optimization/36230
25827 PR tree-optimization/38049
25828 PR tree-optimization/38207
25829 PR tree-optimization/38230
25830 PR tree-optimization/38301
25831 PR tree-optimization/38585
25832 PR middle-end/38895
25833 PR tree-optimization/38985
25834 PR tree-optimization/39299
25835 * tree-ssa-structalias.h: Remove.
25836 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25837 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25838 (struct vuse_element_d): Remove.
25839 (struct vuse_vec_d): Likewise.
25840 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25841 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25842 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25843 VUSE_ELEMENT_VAR): Likewise.
25844 (struct voptype_d): Likewise.
25845 (NUM_VOP_FREE_BUCKETS): Likewise.
25846 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25847 (struct stmt_operands_d): Remove.
25848 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25849 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25850 VDEF_NUM, VDEF_VECT): Likewise.
25851 (copy_virtual_operands): Remove.
25852 (operand_build_cmp): Likewise.
25853 (create_ssa_artificial_load_stmt): Likewise.
25854 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25855 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25856 vuse_index and mayuse_index members. Pack and move done and iter_type
25857 members to the front.
25858 (SSA_OP_VMAYUSE): Remove.
25859 (SSA_OP_VIRTUAL_USES): Adjust.
25860 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25861 (unlink_stmt_vdef): Declare.
25862 (add_to_addressable_set): Remove.
25863 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25864 (vrp_visit_stmt): Likewise.
25865 * doc/tree-ssa.texi (Alias analysis): Update.
25866 * doc/invoke.texi (max-aliased-vops): Remove docs.
25867 (avg-aliased-vops): Likewise.
25868 * tree-into-ssa.c (syms_to_rename): Remove.
25869 (need_to_update_vops_p): Likewise.
25870 (need_to_initialize_update_ssa_p): Rename to ...
25871 (update_ssa_initialized_fn): ... this. Track function we are
25873 (symbol_marked_for_renaming): Simplify.
25874 (add_new_name_mapping): Do not set need_to_update_vops_p.
25875 (dump_currdefs): Use SYMS_TO_RENAME.
25876 (rewrite_update_stmt): Always walk all uses/defs.
25877 (dump_update_ssa): Adjust.
25878 (init_update_ssa): Take function argument. Track what we are
25880 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25881 (create_new_def_for): Initialize for cfun, assert we are initialized
25883 (mark_sym_for_renaming): Simplify.
25884 (mark_set_for_renaming): Do not initialize update-ssa.
25885 (need_ssa_update_p): Simplify. Take function argument.
25886 (name_mappings_registered_p): Assert we ask for the correct function.
25887 (name_registered_for_update_p): Likewise.
25888 (ssa_names_to_replace): Likewise.
25889 (release_ssa_name_after_update_ssa): Likewise.
25890 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25891 (dump_decl_set): Do not print a newline.
25892 (debug_decl_set): Do it here.
25893 (dump_update_ssa): And here.
25894 * tree-ssa-loop-im.c (move_computations): Adjust.
25895 (movement_possibility): Likewise.
25896 (determine_max_movement): Likewise.
25897 (gather_mem_refs_stmt): Likewise.
25898 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25899 or NAME_MEMORY_TAG.
25900 * tree-complex.c (update_all_vops): Remove.
25901 (expand_complex_move): Adjust.
25902 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25903 Simplify test for memory referencing statement. Exclude
25904 non-invariant ADDR_EXPRs.
25905 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25906 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25907 (rdg_flag_uses): Likewise.
25908 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25910 (tree_optimize_tail_calls_1): Also split the
25911 edge from the entry block if we have degenerate PHI nodes in
25912 the first basic block.
25913 * tree.c (init_ttree): Remove memory-tag related code.
25914 (tree_code_size): Likewise.
25915 (tree_node_structure): Likewise.
25916 (build7_stat): Re-write to be build6_stat.
25917 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25918 (SSA_VAR_P): Adjust.
25919 (struct tree_memory_tag): Remove.
25920 (struct tree_memory_partition_tag): Likewise.
25921 (union tree_node): Adjust.
25922 (build7): Re-write to be build6.
25923 * tree-pass.h (pass_reset_cc_flags): Remove.
25924 (TODO_update_address_taken): New flag.
25925 (pass_simple_dse): Remove.
25926 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25927 * params.h (MAX_ALIASED_VOPS): Remove.
25928 (AVG_ALIASED_VOPS): Likewise.
25929 * omp-low.c (expand_omp_taskreg): Update SSA form.
25930 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25931 aliases the lhs in a copy stmt.
25932 * tree-ssa-dse.c (struct address_walk_data): Remove.
25933 (memory_ssa_name_same): Likewise.
25934 (memory_address_same): Likewise.
25935 (get_kill_of_stmt_lhs): Likewise.
25936 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25937 unused stores. Look through PHI nodes into post-dominated regions.
25938 (dse_optimize_stmt): Simplify. Properly remove stores.
25939 (tree_ssa_dse): Compute dominators.
25940 (execute_simple_dse): Remove.
25941 (pass_simple_dse): Likewise.
25942 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25943 gimple_loaded_syms and gimple_stored_syms computation.
25944 * toplev.c (dump_memory_report): Dump alias and pta stats.
25945 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25946 (vn_reference_eq): Likewise.
25947 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25948 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25949 valueize_vuses): Remove.
25950 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25951 (get_def_ref_stmt_vuse): ... this.
25952 (vn_reference_lookup_2): New function.
25953 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25954 walking equivalent vuses. Simplify.
25955 (vn_reference_lookup): Likewise.
25956 (vn_reference_insert): Likewise.
25957 (vn_reference_insert_pieces): Likewise.
25958 (visit_reference_op_call): Simplify.
25959 (visit_reference_op_load): Likewise.
25960 (visit_reference_op_store): Likewise.
25961 (init_scc_vn): Remove shared_lookup_vuses initialization.
25962 (free_scc_vn): Remove shared_lookup_vuses freeing.
25963 (sort_vuses, sort_vuses_heap): Remove.
25964 (get_ref_from_reference_ops): Export.
25965 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25966 vector with single vuse pointer.
25967 (vn_reference_lookup_pieces, vn_reference_lookup,
25968 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25969 (shared_vuses_from_stmt): Remove.
25970 (get_ref_from_reference_ops): Declare.
25971 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25973 memory-tag related code.
25974 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25975 (likely_value): Add comment, skip static-chain of call statements.
25976 (surely_varying_stmt_p): Adjust.
25977 (gimplify_and_update_call_from_tree): Likewise.
25978 (execute_fold_all_builtins): Do not rebuild alias info.
25979 (gimplify_and_update_call_from_tree): Properly update VOPs.
25980 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25981 (copy_ref_info): Remove memory-tag related code.
25982 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25983 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25984 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25986 * tree-ssa-dom.c (gimple_p): Remove typedef.
25987 (eliminate_redundant_computations): Adjust.
25988 (record_equivalences_from_stmt): Likewise.
25989 (avail_expr_hash): Likewise.
25990 (avail_expr_eq): Likewise.
25991 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25992 (stmt_makes_single_load): Likewise.
25993 (stmt_makes_single_store): Likewise.
25994 * tree-ssa-alias.c: Rewrite completely.
25995 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25996 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25997 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25998 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25999 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26000 Remove public functions.
26001 (pass_reset_cc_flags): Remove.
26002 (pass_build_alias): Move ...
26003 * tree-ssa-structalias.c (pass_build_alias): ... here.
26004 * tree-ssa-alias.c (may_be_aliased): Move ...
26005 * tree-flow-inline.h (may_be_aliased): ... here.
26006 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26007 count_uses_and_derefs): Move ...
26008 * gimple.c: ... here.
26009 * gimple.h (count_uses_and_derefs): Declare.
26010 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26011 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26012 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26013 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26014 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26015 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26016 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26018 * tree-dfa.c (refs_may_alias_p): Move ...
26019 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26020 * tree-ssa-alias.h: New file.
26021 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26022 (statement_sink_location): Likewise.
26023 * opts.c (decode_options): Do not adjust max-aliased-vops or
26024 avg-aliased-vops values.
26025 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26026 (TV_CALL_CLOBBER): Likewise.
26027 (TV_FLOW_SENSITIVE): Likewise.
26028 (TV_FLOW_INSENSITIVE): Likewise.
26029 (TV_MEMORY_PARTITIONING): Likewise.
26030 (TV_ALIAS_STMT_WALK): New timevar.
26031 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26032 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26033 (get_address_description): Remove memory-tag related code.
26034 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26035 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26036 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26037 and immediate uses in statements. Document.
26038 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26039 (dump_symbols): Remove.
26040 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26041 * alias.c (get_deref_alias_set): New function split out from ...
26042 (get_alias_set): ... here.
26043 * alias.h (get_deref_alias_set): Declare.
26044 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26045 type parameter. Remove restrict pointer handling. Create a
26046 ref-all pointer in case type-based alias sets do not conflict.
26047 (vect_analyze_data_refs): Remove SMT related code.
26048 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26049 (vectorizable_load): Likewise.
26050 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26051 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26052 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26053 Ignore vops and SMTs.
26054 (dr_analyze_alias): Likewise..
26055 (free_data_ref): Likewise.
26056 (create_data_ref): Likewise.
26057 (analyze_all_data_dependences): Likewise.
26058 (get_references_in_stmt): Adjust.
26059 * tree-flow-inline.h (gimple_aliases_computed_p,
26060 gimple_addressable_vars, gimple_call_clobbered_vars,
26061 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26062 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26063 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26064 gimple_mem_ref_stats): Remove.
26065 (gimple_vop): New function.
26066 (op_iter_next_use): Remove vuses and mayuses cases.
26067 (op_iter_next_def): Remove vdefs case.
26068 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26069 (clear_and_done_ssa_iter): Do not set removed fields.
26070 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26071 Assert we are not iterating over vuses or vdefs if not also
26072 iterating over uses or defs.
26073 (op_iter_init_use): Likewise.
26074 (op_iter_init_def): Likewise.
26075 (op_iter_next_vdef): Remove.
26076 (op_iter_next_mustdef): Likewise.
26077 (op_iter_init_vdef): Likewise.
26078 (compare_ssa_operands_equal): Likewise.
26079 (link_use_stmts_after): Handle vuse operand.
26080 (is_call_used): Use is_call_clobbered.
26081 (is_call_clobbered): Global variables are always call clobbered,
26082 query the call-clobbers bitmap.
26083 (mark_call_clobbered): Ignore global variables.
26084 (clear_call_clobbered): Likewise.
26085 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26086 virtual operands sanity check.
26087 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26089 (TARGET_MEM_REF): Remove TMR_TAG operand.
26090 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26091 Remove call-clobber related code.
26092 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26093 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26094 partitions or escape reason.
26095 (get_single_def_stmt, get_single_def_stmt_from_phi,
26096 get_single_def_stmt_with_phi): Remove.
26097 (dump_referenced_vars): Tidy.
26098 (get_ref_base_and_extent): Allow bare decls.
26099 (collect_dfa_stats): Adjust.
26100 * graphite.c (rename_variables_in_stmt): Adjust.
26101 (graphite_copy_stmts_from_block): Likewise.
26102 (translate_clast): Likewise.
26103 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26105 (translate_vuse_through_block): Use the oracle.
26106 (phi_translate_1): Adjust.
26107 (value_dies_in_block_x): Use the oracle. Cache the outcome
26109 (valid_in_sets): Check if the VUSE for
26110 a REFERENCE is available.
26111 (eliminate): Do not remove stmts during elimination,
26112 instead queue and remove them afterwards.
26113 (do_pre): Do not rebuild alias info.
26114 (pass_pre): Run TODO_rebuild_alias before PRE.
26115 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26116 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26117 (mark_all_v_defs_stmt): Remove.
26118 (mark_all_v_defs_seq): Adjust.
26119 (sra_replace): Likewise.
26120 (scalarize_use): Likewise.
26121 (scalarize_copy): Likewise.
26122 (scalarize_init): Likewise.
26123 (scalarize_ldst): Likewise.
26124 (todoflags): Remove.
26125 (tree_sra): Do not rebuild alias info.
26126 (tree_sra_early): Adjust.
26127 (pass_sra): Run TODO_update_address_taken before SRA.
26128 * tree-predcom.c (set_alias_info): Remove.
26129 (prepare_initializers_chain): Do not call it.
26130 (mark_virtual_ops_for_renaming): Adjust.
26131 (mark_virtual_ops_for_renaming_list): Remove.
26132 (initialize_root_vars): Adjust.
26133 (initialize_root_vars_lm): Likewise.
26134 (prepare_initializers_chain): Likewise.
26135 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26136 (may_propagate_copy_into_stmt): Likewise.
26137 (merge_alias_info): Do nothing for now.
26138 (propagate_tree_value_into_stmt): Adjust.
26139 (stmt_may_generate_copy): Likewise.
26140 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26141 not mark symbols for renaming.
26142 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26143 with the same statement, make sure to update the new pointed-to one.
26144 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26145 call statements, do not mark symbols for renaming.
26146 (mark_operand_necessary): Dump something.
26147 (ref_may_be_aliased): New function.
26148 (mark_aliased_reaching_defs_necessary_1): New helper function.
26149 (mark_aliased_reaching_defs_necessary): Likewise.
26150 (mark_all_reaching_defs_necessary_1): Likewise.
26151 (mark_all_reaching_defs_necessary): Likewise.
26152 (propagate_necessity): Do not process virtual PHIs. For
26153 non-aliased loads mark all reaching definitions as necessary.
26154 For aliased loads and stores mark the immediate dominating
26155 aliased clobbers as necessary.
26156 (visited): New global static.
26157 (perform_tree_ssa_dce): Free visited bitmap after propagating
26159 (remove_dead_phis): Perform simple dead virtual PHI removal.
26160 (remove_dead_stmt): Properly unlink virtual operands when
26162 (eliminate_unnecessary_stmts): Schedule PHI removal after
26164 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26165 (process_replaceable): Likewise.
26166 (find_replaceable_in_bb): Likewise.
26167 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26168 based on the single gimple vop.
26169 (verify_flow_insensitive_alias_info): Remove.
26170 (verify_flow_sensitive_alias_info): Likewise.
26171 (verify_call_clobbering): Likewise.
26172 (verify_memory_partitions): Likewise.
26173 (verify_alias_info): Likewise.
26174 (verify_ssa): Adjust..
26175 (execute_update_addresses_taken): Export. Update SSA
26176 manually. Optimize only when optimizing. Use a local bitmap.
26177 (pass_update_address_taken): Remove TODO_update_ssa, add
26179 (pass_update_address_taken): Just use TODO_update_address_taken.
26180 (init_tree_ssa): Do not initialize addressable_vars.
26181 (verify_ssa): Verify new VUSE / VDEF properties.
26182 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26183 Do not call verify_alias_info.
26184 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26185 Do not free the loaded and stored syms bitmaps. Reset the escaped
26186 and callused solutions. Do not free addressable_vars.
26187 Remove memory-tag related code.
26188 (warn_uninitialized_var): Aliases are always available.
26189 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26190 * lambda-code.c (can_put_in_inner_loop): Adjust.
26191 (can_put_after_inner_loop): Likewise.
26192 (perfect_nestify): Likewise.
26193 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26194 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26195 (vectorizable_conversion): Do not mark symbols for renaming.
26196 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26197 (expand_call_inline): Unlink the calls virtual operands before
26199 (tree_function_versioning): Do not call update_ssa if we are not
26200 updating clones. Simplify.
26201 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26202 (propagate_with_phi): Likewise..
26203 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26204 clobber code. Assert we are not aliased or global.
26205 * tree-flow.h: Include tree-ssa-alias.h
26206 (enum escape_type): Remove.
26207 (struct mem_sym_stats_d): Likewise.
26208 (struct mem_ref_stats_d): Likewise.
26209 (struct gimple_df): Add vop member. Remove global_var,
26210 call_clobbered_vars, call_used_vars, addressable_vars,
26211 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26212 escaped and callused members.
26213 (struct ptr_info_def): Remove all members, add points-to solution
26215 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26216 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26217 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26218 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26219 (tree-ssa-alias.o): Likewise.
26220 (toplev.o): Add tree-ssa-alias.h
26221 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26222 * gimple.c (gimple_set_bb): Fix off-by-one error.
26223 (is_gimple_reg): Do not handle memory tags.
26224 (gimple_copy): Also copy virtual operands.
26225 Delay updating the statement. Do not reset loaded and stored syms.
26226 (gimple_set_stored_syms): Remove.
26227 (gimple_set_loaded_syms): Likewise.
26228 (gimple_call_copy_skip_args): Copy the virtual operands
26229 and mark the new statement modified.
26230 * tree-ssa-structalias.c (may_alias_p): Remove.
26231 (set_uids_in_ptset): Take the alias set to prune with as
26232 parameter. Fold in the alias test of may_alias_p.
26233 (compute_points_to_sets): Compute whether a ptr is dereferenced
26234 in a local sbitmap.
26235 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26236 other ADDRESSOF constraints on the lhs.
26237 (get_constraint_for_component_ref): Assert that we don't get
26238 ADDRESSOF constraints from the base of the reference.
26239 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26240 (struct variable_info): Remove collapsed_to member.
26241 (get_varinfo_fc): Remove.
26242 (new_var_info): Do not set collapsed_to.
26243 (dump_constraint): Do not follow cycles.
26244 (dump_constraint_graph): Likewise.
26245 (build_pred_graph): Likewise.
26246 (build_succ_graph): Likewise.
26247 (rewrite_constraints): Likewise.
26248 (do_simple_structure_copy): Remove.
26249 (do_rhs_deref_structure_copy): Remove.
26250 (do_lhs_deref_structure_copy): Remove.
26251 (collapse_rest_of_var): Remove.
26252 (do_structure_copy): Re-implement.
26253 (pta_stats): New global variable.
26254 (dump_pta_stats): New function.
26255 (struct constraint_expr): Make offset signed.
26256 (UNKNOWN_OFFSET): Define special value.
26257 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26258 (solution_set_expand): New helper function split out from ...
26259 (do_sd_constraint): ... here.
26260 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26261 (do_ds_constraint): Likewise.
26262 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26263 and CALLUSED = *CALLUSED.
26264 (set_union_with_increment): Make inc argument signed.
26265 (type_safe): Remove.
26266 (get_constraint_for_ptr_offset): Handle unknown and negative
26268 (first_vi_for_offset): Handle offsets before start. Bail
26269 out early for offsets beyond the variable extent.
26270 (first_or_preceding_vi_for_offset): New function.
26271 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26272 Together with ESCAPED = *ESCAPED this properly computes reachability.
26273 (find_what_var_points_to): New function.
26274 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26275 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26276 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26277 pt_solutions_intersect): New functions.
26278 (compute_call_used_vars): Remove.
26279 (compute_may_aliases): New main entry into PTA computation.
26280 * gimple.h (gimple_p): New typedef.
26281 (struct gimple_statement_base): Remove references_memory_p.
26282 (struct gimple_statement_with_memory_ops_base): Remove
26283 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26285 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26286 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26287 gimple_set_references_memory): Remove.
26288 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26289 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26291 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26292 (verify_expr): Allow RESULT_DECL.
26293 (gimple_duplicate_bb): Do not copy virtual operands.
26294 (gimple_duplicate_sese_region): Adjust.
26295 (gimple_duplicate_sese_tail): Likewise.
26296 (mark_virtual_ops_in_region): Remove.
26297 (move_sese_region_to_fn): Do not call it.
26298 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26299 and pass_simple_dse.
26300 (execute_function_todo): Handle TODO_update_address_taken,
26301 call execute_update_addresses_taken for TODO_rebuild_alias.
26302 (execute_todo): Adjust.
26303 (execute_one_pass): Init dump files early.
26304 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26306 (create_general_new_stmt): Clear vops.
26307 * tree-ssa-reassoc.c (get_rank): Adjust.
26308 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26309 symbols for renaming.
26310 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26311 (PARAM_AVG_ALIASED_VOPS): Likewise.
26312 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26313 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26314 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26315 (operand_build_cmp, copy_virtual_operands,
26316 create_ssa_artificial_load_stmt, add_to_addressable_set,
26317 gimple_add_to_addresses_taken): Remove public functions.
26318 (unlink_stmt_vdef): New function.
26320 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26322 * config.gcc (powerpc-*-linux*): Merge variants.
26324 2009-04-02 Chao-ying Fu <fu@mips.com>
26325 James Grosbach <james.grosbach@microchip.com>
26327 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26328 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26330 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26331 keep_interrupts_masked_p, use_debug_exception_return_p.
26332 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26333 keep_interrupts_masked, use_debug_exception_return.
26334 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26335 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26337 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26338 (mips_print_operand): Process COP0 registers to print $0 .. $31
26339 correctly for GAS to process.
26340 (mips_interrupt_extra_call_saved_reg_p): New function.
26341 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26343 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26344 (mips_compute_frame_info): Add supports for interrupt context that
26345 includes doubleword accumulators and COP0 registers.
26346 (mips_for_each_saved_acc): New function.
26347 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26348 mips_for_each_saved_reg.
26349 (mips_save_reg): Save accumulators.
26350 (mips_kernel_reg_p): A new for_each_rtx callback.
26351 (mips_expand_prologue): Support interrupt handlers.
26352 (mips_restore_reg): Restore accumulators.
26353 (mips_expand_epilogue): Support interrupt handlers.
26354 (mips_can_use_return_insn): Return false for interrupt handlers.
26355 (mips_epilogue_uses): New function.
26356 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26357 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26358 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26359 cop0_move): New instructions.
26360 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26361 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26363 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26365 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26366 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26367 interrupt handlers, we use K0 as the temporary register.
26368 (EPILOGUE_USES): Change to a function call.
26369 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26370 handlers, we use K0 as the temporary register.
26372 * doc/extend.texi (Function Attributes): Document interrupt,
26373 use_shadow_register_set, keep_interrupts_masked,
26374 use_debug_exception_return for MIPS attributes.
26376 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26378 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26379 Remove a number of t-files from tmake_file.
26380 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26381 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26382 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26383 target_prototype, not TARGET_PROTOTYPE.
26384 (LINK_OS_GNU_SPEC): Define.
26385 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26386 and darwin-ldoubdle.c.
26388 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26391 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26392 (cpp_options): Ditto.
26393 (default_compilers): Ditto.
26394 (display_help): Ditto.
26395 (process_command): Ditto.
26396 (do_spec_1): Ditto.
26397 (set_input): Use lbasename instead of duplicate code.
26398 (save_temps_prefix): New static for -save-temps=obj.
26399 (save_temps_length): Ditto.
26401 * doc/invoke.texi (-save-temps=obj): Document new variant to
26402 -save-temps switch.
26404 2009-04-02 Jeff Law <law@redhat.com>
26406 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26409 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26411 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26412 * configure: Regenerated.
26414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26416 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26417 share the argument list.
26419 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26423 2009-02-12 Diego Novillo <dnovillo@google.com>
26425 * varpool.c (debug_varpool): New.
26426 * cgraph.h (debug_varpool): Declare.
26428 2009-04-02 Jan Hubicka <jh@suse.cz>
26430 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26433 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26435 * config/i386/i386.c (ix86_abi): Move initialization to ...
26436 (override_options): Here.
26438 2009-04-02 Christian Bruel <christian.bruel@st.com>
26440 * config/sh/sh.c (sh_dwarf_register_span): New function.
26441 (TARGET_DWARF_REGISTER_SPAN): Define.
26442 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26444 2009-04-02 Ira Rosen <irar@il.ibm.com>
26446 PR tree-optimization/39595
26447 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26448 interleaved loads group is not greater than the SLP group size.
26450 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26452 * builtins.c (is_builtin_name): New.
26453 (called_as_built_in): Use is_builtin_name.
26454 * tree.h (is_builtin_name): New.
26455 * varasm.c (incorporeal_function_p): Use is_builtin_name
26457 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26459 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26461 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26464 * c-decl.c (clone_underlying_type): Move this ...
26465 * c-common.c (set_underlying_type): ... here.
26466 Also, make sure the function properly sets TYPE_STUB_DECL() on
26467 the newly created typedef variant type.
26468 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26469 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26472 2009-04-02 Richard Guenther <rguenther@suse.de>
26474 PR tree-optimization/37221
26475 * tree-flow.h (degenerate_phi_result): Declare.
26476 * tree-ssa-dom.c (degenerate_phi_result): Export.
26477 * tree-scalar-evolution.c (analyze_initial_condition): If
26478 the initial condition is defined by a degenerate PHI node
26479 use the degenerate value.
26481 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26483 PR rtl-optimization/39588
26484 * combine.c (merge_outer_ops): Do not set the constant when this
26486 (simplify_shift_const_1): Do not modify it either in this case.
26488 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26490 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26491 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26493 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26496 * c-lex.c (interpret_float): Default (no suffix) is double.
26498 2009-04-1 Xinliang David Li <davidxl@google.com>
26500 * config/i386/i386.c (legitimate_constant_p): Recognize
26501 all one vector constant.
26503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26505 * config/vax/vax.c: Add #includes to silence warnings.
26506 Change #include order to silence two warnings.
26508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26510 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26511 (ASM_SPEC): Pass -k to the assembler for PIC code.
26513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26515 * config.gcc: Add vax-*-linux* to the switch.
26516 * config/vax/linux.h: New file. (TARGET_VERSION,
26517 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26521 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26522 Use predicate macros instead of GET_CODE() == foo.
26523 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26524 ashlsi3, rotrsi3, <unnamed>): Likewise.
26526 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26528 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26529 jbbccihi, jbbccisi): Remova trailing whitespace.
26530 * config/vax/constraints.md: Likewise.
26531 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26532 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26533 * config/vax/predicates.md: Likewise.
26534 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26535 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26536 * config/vax/vax.h: Likewise.
26537 * config/vax/vax.md (nonlocal_goto): Likewise.
26539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26541 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26542 (indirectable_address_p, adjacent_operands_p): Add spaces around
26544 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26548 * config/vax/vax.c (legitimate_constant_address_p,
26549 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26550 index_term_p, reg_plus_index_p, legitimate_address_p,
26551 vax_mode_dependent_address_p): Update comments to match functions
26552 modified by the recent int->bool conversion.
26554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26556 * config/vax/builtins.md: Update copyright message.
26557 * config/vax/constraints.md: Likewise.
26558 * config/vax/netbsd-elf.h: Likewise.
26559 * config/vax/predicates.md: Likewise.
26560 * config/vax/vax-protos.h: Likewise.
26561 * config/vax/vax.c: Likewise.
26562 * config/vax/vax.h: Likewise.
26563 * config/vax/vax.md: Likewise.
26564 * config/vax/vax.opt: Likewise.
26566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26568 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26569 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26570 * config/vax/constraints.md (B, R): Likewise.
26571 * config/vax/predicates.md (external_memory_operand,
26572 nonimmediate_addsub_di_operand): Likewise.
26573 * config/vax/vax.c (vax_output_int_add): Likewise.
26574 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26575 untyped_call): Likewise.
26577 2009-04-01 Matt Thomas <matt@3am-software.com>
26579 * config/vax/predicates.md: New file.
26580 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26581 external_const_operand, nonsymbolic_operand, external_memory_operand,
26582 indirect_memory_operand, indexed_memory_operand,
26583 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26584 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26586 * config/vax/constraints.md: New file.
26587 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26589 * config/vax/builtins.md: New file.
26590 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26591 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26593 * config/vax/vax.opt (mqmath): Add option.
26594 * config/vax/vax.md (isfx): Extend with DI.
26595 (VAXintQH, VAXintQHSD): Define.
26596 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26597 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26598 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26599 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26600 (movdi): Update constraints and use vax_output_int_move().
26601 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26602 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26603 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26604 nonlocal_goto): New.
26605 (mov<mode>): Extend accepted operand types.
26606 (subdi3_old): Rename from subdi3, change update constraints and use
26607 a new implementation.
26608 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26609 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26610 MOVE_RATIO, CLEAR_RATIO): Define.
26611 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26612 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26613 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26614 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26615 (split_quadword_operands): Make static and really allow variable
26617 (print_operand_address): Update for PIC generation.
26618 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26619 indexable_address_p, fixup_mathdi_operand,
26620 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26621 (vax_float_literal, legitimate_constant_p,
26622 indirectable_constant_address_p, index_term_p,
26623 reg_plus_index_p): Return bool instead of int.
26624 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26626 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26628 (vax_output_conditional_branch): Indent.
26629 (legitimate_constant_address_p, indirectable_constant_address_p,
26630 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26631 vax_mode_dependent_address_p): Return bool instead of int, update for
26633 * config/vax/vax-protos.h (legitimate_constant_address_p,
26634 legitimate_constant_p, legitimate_address_p,
26635 vax_mode_dependent_address_p): Change declaration to bool.
26636 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26637 vax_expand_addsub_di_operands, vax_output_int_subtract,
26638 vax_output_movmemsi): Declare.
26639 (split_quadword_operands, vax_float_literal): Delete declaration.
26640 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26641 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26642 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26643 ASM_OUTPUT_DWARF_PCREL): Define.
26644 (ASM_SPEC): Change definition to allow PIC generation.
26646 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26648 * doc/sourcebuild.texi: Update front-end requirements.
26650 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26653 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26654 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26655 (booldi3_internal3): Use boolean_or_operator instead of
26658 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26661 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26662 declarator whose size is not an integer constant expression but
26663 folds to an integer constant, then treat it as a constant
26666 2009-04-01 Richard Guenther <rguenther@suse.de>
26668 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26669 i * 4 + 2 to (i * 2 + 1) * 2.
26671 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26674 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26675 return if c_parser_asm_string_literal returned NULL.
26677 2009-04-01 Nick Clifton <nickc@redhat.com>
26679 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26681 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26682 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26683 other typedefs to avoid conflicts with libgcc2.c. Define labels
26684 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26686 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26687 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26690 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26692 * varasm.c (default_function_rodata_section): Declare DOT as
26695 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26696 Andrey Galkin <agalkin@hypercom.com>
26699 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26700 Make object_name unique for each process.
26702 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26705 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26706 addressable variables in the parallel that could go out of scope while
26707 running queued tasks.
26709 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26711 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26712 (CASE_VALUES_THRESHOLD): Redefine.
26713 * config/avr/avr.c (avr_override_options): Remove initialization of
26714 avr_case_values_threshold variable.
26715 (avr_case_values_threshold): Remove variable. Add new function.
26716 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26717 * config/avr/avr.opt (mno-tablejump): Remove option.
26718 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26720 2009-04-01 DJ Delorie <dj@redhat.com>
26722 * varasm.c (default_function_rodata_section): Don't assume
26723 anything about where the first '.' in the section name is.
26725 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26727 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26728 rs6000_emit_stack_tie.
26730 2009-03-31 Ian Lance Taylor <iant@google.com>
26732 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26733 gimple_code with GIMPLE_RESX, not RESX.
26735 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26737 * c-common.c (c_get_ident): New.
26738 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26740 2009-04-01 Ben Elliston <bje@au.ibm.com>
26742 * config/rs6000/sysv4.opt (msdata): Improve option description.
26744 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26746 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26747 (divdf3_internal_lat): Remove.
26748 (divxf3_internal_lat): Remove.
26749 (divxf3_internal_thr): Remove.
26750 (divxf): Use divxf3_internal.
26751 * config/ia64/div.md (divsf3_internal_lat): New.
26752 (divdf3_internal_lat): New.
26753 (divxf3_internal): New.
26755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26758 * Makefile.in (USE_GCC_STDINT): Define.
26759 (stmp-int-hdrs): Install stdint.h if applicable.
26760 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26762 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26763 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26764 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26765 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26771 (c_common_nodes_and_builtins): Initialize
26772 underlying_wchar_type_node. Do not initialize
26773 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26774 nodes for new types.
26775 (c_stddef_cpp_builtins): Define macros for new types.
26776 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26778 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26779 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26780 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26781 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26782 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26783 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26784 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26785 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26786 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26787 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26788 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26789 int16_type_node, int32_type_node, int64_type_node,
26790 uint8_type_node, uint16_type_node, c_uint32_type_node,
26791 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26792 int_least32_type_node, int_least64_type_node,
26793 uint_least8_type_node, uint_least16_type_node,
26794 uint_least32_type_node, uint_least64_type_node,
26795 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26796 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26797 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26798 uintptr_type_node): Define.
26799 * c-cppbuiltin.c (builtin_define_constants,
26800 builtin_define_type_minmax): New.
26801 (builtin_define_stdint_macros): Define more macros.
26802 (c_cpp_builtins): Define more limit macros.
26803 (type_suffix): New.
26804 (builtin_define_type_max): Define in terms of
26805 builtin_define_type_minmax. Remove is_long parameter. All
26807 * config.gcc (use_gcc_stdint): Define.
26808 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26809 Add newlib-stdint.h for generic targets.
26810 * config/glibc-stdint.h, config/newlib-stdint.h,
26811 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26812 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26813 * config/score/score.h (UINTPTR_TYPE): Define.
26814 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26815 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26816 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26822 * config/spu/spu.h (STDINT_LONG32): Define.
26823 * configure.ac (use_gcc_stdint): Substitute.
26824 * configure: Regenerate.
26825 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26826 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26827 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26828 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26829 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26830 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26831 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26832 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26833 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26834 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26835 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26836 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26837 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26838 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26839 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26840 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26841 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26842 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26843 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26844 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26845 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26846 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26847 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26848 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26855 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26857 * loop-iv.c (suitable_set_for_replacement): Renamed from
26858 simplify_using_assignment; changed to return bool and to accept new
26859 args DEST and SRC. Return true iff we find a source/destination pair
26860 that can be used to make a replacement, and fill SRC and DEST if so.
26861 Remove arg ALTERED. Don't deal with altered regs here. All callers
26863 (simplify_using_initial_values): Deal with altered regs here and track
26864 more precisely the effect they have on the validity of our expression.
26866 * loop-iv.c (simplify_using_condition): A condition of the form
26867 (EQ REG CONST) can be used to simply make a substitution.
26868 (simplify_using_initial_values): Keep track of conditions we have seen
26869 and keep using them to simplify new expressions, while applying the
26870 same substitutions to them as to the expression.
26872 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26873 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26876 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26877 changed. Use this when trying to improve the upper bound.
26878 Generate the comparison by using simplify_gen_relational.
26880 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26882 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26884 (simplify_using_assignment, simplify_using_initial_values): Call
26885 replace_in_expr to make replacements. Call replace_single_def_regs
26886 once on the initial version of the expression.
26888 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26891 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26893 2009-03-31 Richard Guenther <rguenther@suse.de>
26895 PR middle-end/31029
26896 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26897 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26899 2009-03-31 Richard Guenther <rguenther@suse.de>
26901 * tree.h (div_if_zero_remainder): Declare.
26902 * fold-const.c (div_if_zero_remainder): Export.
26903 * tree-ssa-forwprop.c
26904 (forward_propagate_addr_into_variable_array_index): Handle
26905 constant array index addition outside of the variable index.
26907 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26910 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26911 define_splits, floatunssi<mode>2): Require x87 conversions from
26912 DImode to be permitted.
26914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26916 PR preprocessor/15638
26917 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26919 2009-03-31 Richard Guenther <rguenther@suse.de>
26921 PR middle-end/23401
26922 PR middle-end/27810
26923 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26924 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26925 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26926 a separate statement.
26927 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26928 (lookup_tmp_var): Likewise.
26929 (is_gimple_formal_tmp_or_call_rhs): Remove.
26930 (is_gimple_reg_or_call_rhs): Rename to ...
26931 (is_gimple_reg_rhs_or_call): ... this.
26932 (is_gimple_mem_or_call_rhs): Rename to ...
26933 (is_gimple_mem_rhs_or_call): ... this.
26934 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26935 DECL_GIMPLE_REG_P only if is_formal is true.
26936 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26937 for non-proper post-modify expression gimplification.
26938 (gimplify_self_mod_expr): For post-modify expressions gimplify
26939 the lvalue to a minimal lvalue.
26940 (rhs_predicate_for): Remove formal temp case.
26941 (gimplify_modify_expr_rhs): Likewise.
26942 (gimplify_addr_expr): Use is_gimple_reg.
26943 (gimplify_expr): Remove formal temp cases.
26944 (gimple_regimplify_operands): Likewise.
26945 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26946 and FILTER_EXPR like constants.
26947 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26949 (is_gimple_formal_tmp_rhs): Remove.
26950 (is_gimple_reg_rhs): Remove special casing.
26951 (is_gimple_mem_rhs): Fix.
26952 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26953 (is_gimple_formal_tmp_var): Remove.
26954 (is_gimple_formal_tmp_reg): Likewise.
26955 (is_gimple_min_lval): Allow invariant component ref parts.
26956 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26957 is_gimple_formal_tmp_reg): Remove declarations.
26958 * tree-cfg.c (verify_expr): Verify that variables with address
26959 taken do not have DECL_GIMPLE_REG_P set.
26960 * tree-mudflap.c (mf_build_check_statement_for): Use
26961 force_gimple_operand instead of gimplify_expr.
26963 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26965 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26966 schedulable rows to compute_split_row.
26968 2009-03-31 Ben Elliston <bje@au.ibm.com>
26971 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26974 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26976 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26977 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26978 * configure: Regenerate.
26979 * config.in: Regenerate.
26980 * config/rs6000/rs6000.opt (mtls-markers): Add.
26981 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26982 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26983 (tls_ld_aix, tls_ld_sysv): Likewise.
26984 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26985 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26987 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26989 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26991 2009-03-30 Jan Hubicka <jh@suse.cz>
26993 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26995 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26996 detection and label handling.
26998 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27000 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27001 left_conflicts_size.
27002 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27003 ALLOCNO_LEFT_CONFLICTS_SIZE.
27005 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27006 remove_allocno_from_bucket_and_push,
27007 allocno_spill_priority_compare, push_allocnos_to_stack,
27008 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27009 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27010 (setup_allocno_left_conflicts_num): Ditto. Rename to
27011 setup_allocno_left_conflicts_size.
27012 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27013 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27014 setup_allocno_left_conflicts_size instead of
27015 setup_allocno_left_conflicts_num.
27017 * ira-build.c (ira_create_allocno): Use
27018 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27019 ALLOCNO_LEFT_CONFLICTS_NUM.
27021 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27023 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27024 instead of DF_LR_OUT.
27026 * ira-lives.c (process_bb_node_lives): Ditto.
27028 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27029 instead of DF_LR_{OUT,IN}.
27031 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27033 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27035 2009-03-30 Jan Hubicka <jh@suse.cz>
27037 * except.c (label_to_region_map): Fix thinko.
27039 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27041 PR middle-end/38237
27042 * tree.h (tree_find_value): New declaration.
27043 * tree.c (tree_find_value): New function.
27044 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27046 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27049 * c-decl.c (struct c_binding): Add locus field.
27050 (bind): Add locus argument, set locus field from it.
27051 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27052 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27053 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27054 implicitly_declare, undeclared_variable, lookup_label,
27055 declare_label, c_make_fname_decl, c_builtin_function,
27056 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27059 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27062 * config/i386/i386.c (classify_argument): Check total size of
27065 2009-03-30 Martin Jambor <mjambor@suse.cz>
27067 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27068 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27069 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27072 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27073 seen_variable_array_ref while also traversing a union.
27075 * tree-inline.c (optimize_inline_calls): Do not call
27076 cgraph_node_remove_callees.
27077 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27078 (pass_remove_cgraph_callee_edges): New variable.
27079 * passes.c (init_optimization_passes): Add
27080 pass_remove_cgraph_callee_edges after early inlining and before all
27081 late intraprocedural passes.
27083 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27087 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27088 Fix typos in names.
27090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27092 * combine.c (simplify_comparison): Use have_insn_for.
27093 * dojump.c (do_jump): Likewise.
27095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27097 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27098 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27099 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27100 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27101 instead of sparc_compare_emitted.
27102 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27103 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27104 instead of sparc_compare_emitted.
27106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27108 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27109 enter/exit cfglayout mode.
27110 (pass_partition_block): Require it.
27111 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27112 (combine_instructions): Track basic blocks instead of labels.
27113 (update_cfg_for_uncondjump): New.
27114 (try_combine): Use it. Update jumps after rescanning.
27115 (pass_combine): Require PROP_cfglayout.
27116 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27118 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27120 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27121 Provide/destroy PROP_cfglayout respectively.
27122 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27123 * tree-pass.h (PROP_cfglayout): New.
27125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27127 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27128 fold_convert_const_fixed_from_fixed,
27129 fold_convert_const_fixed_from_int,
27130 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27131 set TREE_CONSTANT_OVERFLOW.
27132 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27133 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27135 2009-03-30 Ira Rosen <irar@il.ibm.com>
27137 * tree-vect-loop-manip.c: New file.
27138 * tree-vectorizer.c: Update documentation and included files.
27139 (vect_loop_location): Make extern.
27140 (rename_use_op): Move to tree-vect-loop-manip.c
27141 (rename_variables_in_bb, rename_variables_in_loop,
27142 slpeel_update_phis_for_duplicate_loop,
27143 slpeel_update_phi_nodes_for_guard1,
27144 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27145 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27146 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27147 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27148 find_loop_location): Likewise.
27149 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27150 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27151 get_vectype_for_scalar_type, vect_is_simple_use,
27152 supportable_widening_operation, supportable_narrowing_operation):
27154 (bb_in_loop_p): Move to tree-vect-loop.c.
27155 (new_loop_vec_info, destroy_loop_vec_info,
27156 reduction_code_for_scalar_code, report_vect_op,
27157 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27158 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27159 (vect_supportable_dr_alignment): Likewise.
27160 * tree-vectorizer.h (tree-data-ref.h): Include.
27161 (vect_loop_location): Declare.
27162 Reorganize function declarations according to the new file structure.
27163 * tree-vect-loop.c: New file.
27164 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27165 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27166 * tree-vect-data-refs.c: New file.
27167 * tree-vect-patterns.c (timevar.h): Don't include.
27168 * tree-vect-stmts.c: New file.
27169 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27170 tree-vect-slp.c, tree-vect-loop.c.
27171 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27172 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27173 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27174 (tree-vect-analyze.o): Remove.
27175 (tree-vect-transform.o): Likewise.
27176 (tree-vect-data-refs.o): Add rule.
27177 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27178 tree-vect-slp.o): Likewise.
27179 (tree-vect-patterns.o): Remove redundant dependencies.
27180 (tree-vectorizer.o): Likewise.
27181 * tree-vect-slp.c: New file.
27183 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27185 * optc-gen.awk: Warn if an option flag has multiple different
27188 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27190 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27191 -floop-block): Document dependences on PPL, CLooG and Graphite.
27193 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27195 PR rtl-optimization/323
27196 * c-common.c (c_fully_fold, convert_and_check,
27197 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27198 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27199 * c-common.def (EXCESS_PRECISION_EXPR): New.
27200 * c-cppbuiltin.c (builtin_define_float_constants): Define
27201 constants with enough digits for long double.
27202 * c-lex.c (interpret_float): Interpret constant with excess
27203 precision where appropriate.
27204 * c-opts.c (c_common_post_options): Set
27205 flag_excess_precision_cmdline. Give an error for
27206 -fexcess-precision=standard for C++ for processors where the
27207 option is significant.
27208 * c-parser.c (c_parser_conditional_expression): Handle excess
27209 precision in condition.
27210 * c-typeck.c (convert_arguments): Handle arguments with excess
27212 (build_unary_op): Move excess precision outside operation.
27213 (build_conditional_expr): Likewise.
27214 (build_compound_expr): Likewise.
27215 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27216 (build_modify_expr): Handle excess precision in RHS.
27217 (convert_for_assignment): Handle excess precision in converted
27219 (digest_init, output_init_element, process_init_element): Handle
27220 excess precision in initializer.
27221 (c_finish_return): Handle excess precision in return value.
27222 (build_binary_op): Handle excess precision in operands and add
27223 excess precision as needed for operation.
27224 * common.opt (-fexcess-precision=): New option.
27225 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27226 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27227 For standard excess precision, output explicit conversion to and
27228 truncation from XFmode.
27229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27230 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27231 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27232 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27233 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27234 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27235 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27236 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27237 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27238 define_splits, sqrt<mode>2): Disable where appropriate for
27239 standard excess precision.
27240 * convert.c (convert_to_real): Do not shorten arithmetic to type
27241 for which excess precision would be used.
27242 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27243 * doc/invoke.texi (-fexcess-precision=): Document option.
27244 (-mfpmath=): Correct index entry.
27245 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27246 flag_excess_precision): New.
27247 * langhooks.c (lhd_post_options): Set
27248 flag_excess_precision_cmdline.
27249 * opts.c (common_handle_option): Handle -fexcess-precision=.
27250 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27251 init_excess_precision): New.
27252 (lang_dependent_init_target): Call init_excess_precision.
27253 * tree.c (excess_precision_type): New.
27254 * tree.h (excess_precision_type): Declare.
27256 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27259 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27260 non-lvalue to component.
27262 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27264 PR preprocessor/34695
27265 * Makefile.in (c-opts.o): Depend on c-tree.h.
27266 * c-common.c: Move down include of diagnostic.h.
27267 (done_lexing, c_cpp_error): New.
27268 * c-common.h (done_lexing): Declare.
27269 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27271 * c-opts.c: Include c-tree.h.
27272 (c_common_init_options): Set preprocessor error callback.
27273 (c_common_handle_option): Do not set preprocessor
27274 inhibit_warnings, warnings_are_errors, warn_system_headers,
27275 pedantic_errors or inhibit_warnings flags.
27276 (c_common_post_options): Do not check cpp_errors (parse_in).
27277 (c_common_finish): Do not output dependencies if there were
27278 errors. Do not check return value of cpp_finish.
27279 * c-ppoutput.c (pp_file_change): Set input_location.
27280 * c-tree.h (c_cpp_error): Declare.
27281 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27283 (diagnostic_build_prefix): Check override_column.
27284 * diagnostic.h (diagnostic_info): Add override_column field.
27285 (diagnostic_override_column): Define.
27287 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27289 * c-common.c (c_expand_expr, c_staticp): Remove.
27290 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27291 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27292 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27293 * c-gimplify.c (gimplify_compound_literal_expr,
27294 optimize_compound_literals_in_ctor): Remove.
27295 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27296 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27297 * c-semantics.c (emit_local_var): Remove.
27299 * langhooks-def.h (lhd_expand_expr): Remove.
27300 * langhooks.c (lhd_expand_expr): Remove.
27301 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27303 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27304 handling from c-semantics.c; don't call into langhook.
27305 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27306 * gimplify.c (gimplify_compound_literal_expr,
27307 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27308 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27309 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27310 as was done in c-gimplify.c.
27311 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27312 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27313 Move from c-common.h.
27314 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27316 * tree.c (staticp): Do not call langhook.
27317 * langhooks.c (lhd_staticp): Delete.
27318 * langhooks-def.h (lhd_staticp): Delete prototype.
27319 (LANG_HOOKS_STATICP): Delete.
27320 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27322 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27323 instead of DECL_STMTs.
27325 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27333 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27335 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27336 contained expression.
27337 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27338 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27339 conditional expressions for C.
27340 (decl_constant_value_for_optimization): Move from
27341 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27342 whether optimizing and that the expression is a VAR_DECL not of
27343 array type instead of doing such checks in the caller. Do not
27344 check pedantic. Call gcc_unreachable for C++.
27345 * c-common.def (C_MAYBE_CONST_EXPR): New.
27346 * c-common.h (c_fully_fold, c_save_expr,
27347 decl_constant_value_for_optimization): New prototypes.
27348 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27349 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27350 EXPR_INT_CONST_OPERANDS): Define.
27351 * c-convert.c (convert): Strip nops from expression.
27352 * c-decl.c (groktypename): Take extra parameters expr and
27353 expr_const_operands. Update call to grokdeclarator.
27354 (start_decl): Update call to grokdeclarator. Add statement for
27355 expressions used in type of decl.
27356 (grokparm): Update call to grokdeclarator.
27357 (push_parm_decl): Update call to grokdeclarator.
27358 (build_compound_literal): Add parameter non_const and build a
27359 C_MAYBE_COSNT_EXPR if applicable.
27360 (grokdeclarator): Take extra parameters expr and
27361 expr_const_operands. Track expressions used in declaration
27362 specifiers and declarators. Fold array sizes and track whether
27363 they are constant expressions and whether they are integer
27364 constant expressions.
27365 (parser_xref_tag): Set expr and expr_const_operands fields in
27367 (grokfield): Update call to grokdeclarator.
27368 (start_function): Update call to grokdeclarator.
27369 (build_null_declspecs): Set expr and expr_const_operands fields in
27371 (declspecs_add_type): Handle expressions in typeof specifiers.
27372 * c-parser.c (c_parser_declspecs): Set expr and
27373 expr_const_operands fields for declaration specifiers.
27374 (c_parser_enum_specifier): Likewise.
27375 (c_parser_struct_or_union_specifier): Likewise.
27376 (c_parser_typeof_specifier): Likewise. Update call to
27377 groktypename. Fold expression as needed. Return expressions with
27378 type instead of adding statements.
27379 (c_parser_attributes): Update calls to c_parser_expr_list.
27380 (c_parser_statement_after_labels): Fold expression before passing
27381 to objc_build_throw_stmt.
27382 (c_parser_condition): Fold expression.
27383 (c_parser_asm_operands): Fold expression.
27384 (c_parser_conditional_expression): Use c_save_expr. Update call
27385 to build_conditional_expr.
27386 (c_parser_alignof_expression): Update call to groktypename.
27387 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27388 original_code. Fold expression argument of va_arg. Create
27389 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27390 argument to va_arg. Update calls to groktypename. Fold array
27391 index for offsetof. Verify that first argument to
27392 __builtin_choose_expr has integer type.
27393 (c_parser_postfix_expression_after_paren_type): Update calls to
27394 groktypename and build_compound_literal. Handle expressions with
27395 side effects in type name.
27396 (c_parser_postfix_expression_after_primary): Update call to
27397 c_parser_expr_list. Set original_code for calls to
27398 __builtin_constant_p.
27399 (c_parser_expr_list): Take extra parameter fold_p. Fold
27400 expressions if requested.
27401 (c_parser_objc_type_name): Update call to groktypename.
27402 (c_parser_objc_synchronized_statement): Fold expression.
27403 (c_parser_objc_receiver): Fold expression.
27404 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27405 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27406 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27407 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27408 (struct c_typespec): Add elements expr and expr_const_operands.
27409 (struct c_declspecs): Add elements expr and expr_const_operands.
27410 (groktypename, build_conditional_expr, build_compound_literal):
27412 (in_late_binary_op): Declare.
27413 * c-typeck.c (note_integer_operands): New function.
27414 (in_late_binary_op): New variable.
27415 (decl_constant_value_for_broken_optimization): Move to c-common.c
27416 and rename to decl_constant_value_for_optimization.
27417 (default_function_array_conversion): Do not strip nops.
27418 (default_conversion): Do not call
27419 decl_constant_value_for_broken_optimization.
27420 (build_array_ref): Do not fold result.
27421 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27422 result when operand is a VLA.
27423 (c_expr_sizeof_type): Update call to groktypename. Handle
27424 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27425 result when operand names a VLA type.
27426 (build_function_call): Update call to build_compound_literal.
27427 Only fold result for calls to __builtin_* functions. Strip
27428 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27429 the function designator.
27430 (convert_arguments): Fold arguments. Update call to
27431 convert_for_assignment.
27432 (build_unary_op): Handle increment and decrement of
27433 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27434 decrement earlier. Fold operand of increment and decrement.
27435 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27436 built for integer operand. Wrap returns that are INTEGER_CSTs
27437 without being integer constant expressions or that have integer
27438 constant operands without being INTEGER_CSTs.
27439 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27440 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27441 result is an integer constant expression or can be used in
27442 unevaluated parts of one and avoid folding and wrap as
27443 appropriate. Fold operands before possibly doing -Wsign-compare
27445 (build_compound_expr): Wrap result for C99 if operands can be used
27446 in integer constant expressions.
27447 (build_c_cast): Update call to digest_init. Do not ignore
27448 overflow from casting floating-point constants to integers. Wrap
27449 results that could be confused with integer constant expressions,
27450 null pointer constants or floating-point constants.
27451 (c_cast_expr): Update call to groktypename. Handle expressions
27452 included in type name.
27453 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27454 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27455 Update calls to convert_for_assignment.
27456 (convert_for_assignment): Take new parameter
27457 null_pointer_constant. Do not strip nops or call
27458 decl_constant_value_for_broken_optimization. Set
27459 in_late_binary_op for conversions to boolean.
27460 (store_init_value): Update call to digest_init.
27461 (digest_init): Take new parameter null_pointer_constant. Do not
27462 call decl_constant_value_for_broken_optimization. pedwarn for
27463 initializers not constant expressions. Update calls to
27464 convert_for_assignment.
27465 (constructor_nonconst): New.
27466 (struct constructor_stack): Add nonconst element.
27467 (really_start_incremental_init, push_init_level, pop_init_level):
27468 Handle constructor_nonconst and nonconst element.
27469 (set_init_index): Call constant_expression_warning for array
27471 (output_init_element): Fold value. Set constructor_nonconst as
27472 applicable. pedwarn for initializers not constant expressions.
27473 Update call to digest_init. Call constant_expression_warning
27474 where constant initializers are required.
27475 (process_init_element): Use c_save_expr.
27476 (c_finish_goto_ptr): Fold expression.
27477 (c_finish_return): Fold return value. Update call to
27478 convert_for_assignment.
27479 (c_start_case): Fold switch expression.
27480 (c_process_expr_stmt): Fold expression.
27481 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27482 ensure statement expression is not evaluated in constant expression.
27483 (build_binary_op): Track whether results are integer constant
27484 expressions or may occur in such, disable folding and wrap results
27485 as applicable. Fold operands for -Wsign-compare warnings unless
27487 (c_objc_common_truthvalue_conversion): Handle results folded to
27488 integer constants that are not integer constant expressions.
27489 * doc/extend.texi: Document when typeof operands are evaluated,
27490 that condition of __builtin_choose_expr is an integer constant
27491 expression, and more about use of __builtin_constant_p in
27494 2009-03-29 Richard Guenther <rguenther@suse.de>
27496 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27497 propagate addresses of array references.
27499 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27501 * regmove.c (perhaps_ends_bb_p): Remove.
27502 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27503 from INSN and check that the main loop stays within that basic block.
27504 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27505 (regmove_forward_pass): Split out from regmove_optimize. Use
27506 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27507 (regmove_backward_pass): Split out from regmove_optimize. Use
27508 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27509 (regmove_optimize): Simplify.
27511 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27514 * config/i386/i386.c (classify_argument): Ignore flexible array
27515 member in struct and warn ABI change.
27517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27519 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27521 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27522 (ix86_adjust_cost): Updated.
27524 2009-03-29 Jan Hubicka <jh@suse.cz>
27526 PR middle-end/28850
27527 * tree-pass.h (pass_cleanup_eh): New function.
27528 (remove_unreachable_regions): Break code handling RTL
27529 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27530 that can not be reached by runtime.
27531 (can_be_reached_by_runtime): New function.
27532 (label_to_region_map): New function.
27533 (num_eh_regions): New function.
27534 (rtl_remove_unreachable_regions): New function.
27535 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27536 (remove_eh_region): New function.
27537 * except.h: Include sbitmap and vecprim.
27538 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27539 num_eh_regions): Declare.
27540 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27541 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27542 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27543 (tree_empty_eh_handler_p): New function.
27544 (cleanup_empty_eh): New function.
27545 (cleanup_eh): New function.
27546 (pass_cleanup_eh): New function.
27548 2009-03-29 Jan Hubicka <jh@suse.cz>
27550 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27551 for removed regions.
27553 2009-03-29 Jan Hubicka <jh@suse.cz>
27555 * except.c (dump_eh_tree): Dump all datastructures.
27557 2009-03-29 Jan Hubicka <jh@suse.cz>
27559 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27560 (duplicate_eh_regions_1): Likewise.
27561 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27562 vector; call EH verification.
27563 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27564 Be ready for region being removed.
27566 2009-03-29 Jan Hubicka <jh@suse.cz>
27568 * bitmap.c (bitmap_last_set_bit): New function.
27569 * bitmap.h (bitmap_last_set_bit): Declare.
27571 2009-03-29 David Ayers <ayers@fsfe.org>
27574 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27575 by calling objc_compare_types and surpress warnings about
27576 incompatible C pointers that are compatible ObjC pointers.
27578 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27580 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27581 call initialize_inline_failed.
27582 (initialize_inline_failed): Move it from here ...
27583 * cgraph.c (initialize_inline_failed): ... to here.
27584 (cgraph_create_edge): Call initialize_inline_failed rather than
27585 setting inline_failed directly.
27587 2009-03-29 Ben Elliston <bje@au.ibm.com>
27590 * sysv4.opt (msdata): Improve comment.
27591 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27592 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27594 2009-03-29 Ben Elliston <bje@au.ibm.com>
27597 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27598 load and store attributes.
27600 2009-03-29 Ben Elliston <bje@au.ibm.com>
27602 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27603 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27604 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27605 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27606 __builtin_infq and __builtin_huge_valq.
27608 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27610 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27612 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27613 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27615 2009-03-28 Xinliang David Li <davidxl@google.com>
27617 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27618 (do_dbg_cnt): New function.
27620 2009-03-28 Jan Hubicka <jh@suse.cz>
27622 Merge from pretty-ipa:
27624 2009-03-27 Jan Hubicka <jh@suse.cz>
27626 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27627 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27628 * passes.c (function_called_by_processed_nodes_p): New.
27629 * ipa-pure-const.c (check_call): Fix handling of operands.
27630 (analyze_function): Dump debug output for skipped bodies.
27631 (local_pure_const): Use function_called_by_processed_nodes_p.
27632 * dwarf2out.c (reference_to_unused): Use output.
27633 * passes.c (do_per_function_toporder): Likewise.
27635 2008-11-12 Jan Hubicka <jh@suse.cz>
27637 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27638 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27639 state_set_in_source enum
27640 (check_decl): Ignore memory tags; do not set fake looping flags;
27642 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27643 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27644 (check_call, analyze_function): Rewrite.
27646 (add_new_function): Update call of analyze_function.
27647 (generate_summary): Add call of analyze_function.
27648 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27649 (local_pure_const): New function.
27650 (pass_local_pure_const): New pass.
27651 * ipa-inline.c (inline_transform): Set after_inlining.
27652 * tree-eh.c (stmt_can_throw_external): New.
27653 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27654 work with aliasing built.
27655 * tree-flow.h (stmt_can_throw_external): New.
27656 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27657 and local pure/const pass in early and late optimization queue.
27659 2009-03-28 Martin Jambor <mjambor@suse.cz>
27661 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27663 (fold_binary): Allow function decl aligment consideration is the
27664 second argument is integer constant one.
27665 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27666 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27667 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27669 2009-03-28 Jan Hubicka <jh@suse.cz>
27671 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27672 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27673 * function.h (rtl_data): Add nothrow flag.
27674 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27675 set DECL_NOTHROW for AVAILABLE functions.
27677 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27680 following vector keyword has expansion starting with pixel or bool
27681 keyword, expand vector to __vector and pixel or bool to __pixel or
27685 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27686 warn_if_disallowed_function_p): Removed.
27687 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27688 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27689 warning_if_disallowed_function_p.
27690 * flags.h (warn_if_disallowed_function_p,
27691 warn_disallowed_functions): Removed.
27692 * common.opt (Wdisallowed-function-list=): Removed.
27693 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27695 2009-03-28 Richard Guenther <rguenther@suse.de>
27697 PR tree-optimization/38723
27698 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27701 2009-03-28 Jan Hubicka <jh@suse.cz>
27703 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27704 test introduced by my previous patch.
27706 2009-03-28 Richard Guenther <rguenther@suse.de>
27708 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27709 the PHIs value undefined.
27711 2009-03-28 Jan Hubicka <jh@suse.cz>
27713 * tree-pass.h (pass_fixup_cfg): New pass.
27714 * ipa-inline.c (inline_transform): Set
27715 always_inline_functions_inlined/after_inlining.
27716 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27717 (pass_fixup_cfg): New pass.
27718 * passes.c (init_optimization_passes): Add fixup_cfg.
27720 2009-03-28 Richard Guenther <rguenther@suse.de>
27722 PR tree-optimization/38458
27723 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27724 argument use the arguments copy-of value.
27726 2009-03-28 Richard Guenther <rguenther@suse.de>
27728 PR tree-optimization/38180
27729 * tree-ssa-ccp.c (get_default_value): Simplify.
27730 (likely_value): Likewise.
27731 (surely_varying_stmt_p): Properly handle VOP case.
27732 (ccp_initialize): Likewise.
27733 (ccp_fold): Handle propagating through *&.
27734 (fold_const_aggregate_ref): Also handle decls.
27736 2009-03-28 Jan Hubicka <jh@suse.cz>
27738 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27739 * cgraph.h (cgraph_node): Likewise.
27740 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27741 (cgraph_reset_node): Use process flag.
27742 (cgraph_mark_functions_to_output): Likewise.
27743 (cgraph_expand_function): Likewise.
27744 (cgraph_expand_all_functions): Likewise.
27745 (cgraph_output_in_order): Likewise.
27746 * dwarf2out.c (reference_to_unused): Likewise.
27747 * passes.c do_per_function_toporder): Likewise.
27749 2009-03-28 Jan Hubicka <jh@suse.cz>
27751 Bring from lto-branch:
27753 2008-09-03 Doug Kwan <dougkwan@google.com>
27755 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27756 enums instead of reason strings.
27757 * cgraph.c (cgraph_create_edge): Same.
27758 (cgraph_inline_failed_string): New function.
27759 * cgraph.h (cgraph_inline_failed_t): New enum type.
27760 (cgraph_inline_failed_string): New prototype.
27761 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27762 char pointer to cgraph_inline_failed_t.
27763 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27764 (cgraph_default_inline_p): Ditto.
27765 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27766 to cgraph_inline_failed_t pointer.
27767 * cif-code.def: New file.
27768 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27770 (cgraph_check_inline_limits): Change type of REASON to pointer to
27771 cgraph_inline_failed_t. Replace reason strings with enums.
27772 (cgraph_default_inline_p): Ditto.
27773 (cgraph_recursive_inlining_p): Ditto.
27774 (update_caller_keys): Change type of FAILED_REASON to
27775 cgraph_inline_failed_t.
27776 (cgraph_set_inline_failed): Change type of REASON to pointer to
27777 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27778 convert enums to strings for text output.
27779 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27780 to be of type cgraph_inline_failed_t. Replace reason strings with
27781 enums. Call cgraph_inline_failed_string to covert enums
27782 to strings for text output.
27783 (cgraph_decide_inlining): Replace reason strings with enums.
27784 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27785 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27787 * tree-inline.c (expand_call_inline): Change type of REASON
27788 to cgraph_inline_failed_t. Replace reason strings with enums.
27789 Call cgraph_inline_failed_string for text output.
27790 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27793 2009-03-28 Jan Hubicka <jh@suse.cz>
27795 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27796 cgraph_clone_node): Remove master clone handling.
27797 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27798 * cgraph.h (master_clone): Remove.
27799 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27800 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27801 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27803 2009-03-28 Jan Hubicka <jh@suse.cz>
27805 * cgraph.c (cgraph_function_body_availability): Functions declared
27806 inline are always safe to assume that it is not going to be replaced.
27808 2009-03-28 Richard Guenther <rguenther@suse.de>
27810 PR tree-optimization/38513
27811 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27813 EXC_PTR_EXPR and FILTER_EXPR.
27814 (get_ref_from_reference_ops): Likewise.
27816 2009-03-28 Richard Guenther <rguenther@suse.de>
27818 PR tree-optimization/38968
27819 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27820 Use FLOOR_MOD_EXPR to compute misalignment.
27822 2009-03-28 Richard Guenther <rguenther@suse.de>
27824 PR tree-optimization/37795
27825 * tree.h (combine_comparisons): Declare.
27826 * fold-const.c (combine_comparisons): Export.
27827 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27829 (ifcombine_iforif): Use combine_comparisons.
27831 2009-03-28 Jan Hubicka <jh@suse.cz>
27833 * tree-eh.c (inlinable_call_p): New function.
27834 (make_eh_edges): Use it.
27835 (verify_eh_edges): Use it.
27836 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27837 * except.c (reachable_next_level): Add inlinable_function argument
27838 (sjlj_find_directly_reachable_regions): Update.
27839 (add_reachable_handler): Do not set saw_any_handlers.
27840 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27841 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27842 Add new inlinable call parameter.
27843 (can_throw_internal, can_throw_external): Update.
27844 * except.h (can_throw_internal_1, can_throw_external_1,
27845 foreach_reachable_handler): Update declaration.
27847 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27849 * config/arm/t-arm-coff, config/h8300/coff.h,
27850 config/i386/i386-aout.h, config/i386/i386-coff.h,
27851 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27852 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27853 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27854 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27855 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27856 sys-types.h: Remove.
27857 * Makefile.in: Remove protoize and fixproto support and references
27859 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27860 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27862 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27863 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27864 unprotoize$(exeext).
27865 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27866 (.PHONY): Don't depend on proto.
27867 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27868 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27869 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27870 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27871 build/gen-protos.o, build/scan.o, xsys-protos.h,
27872 build/fix-header$(build_exeext), build/fix-header.o,
27873 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27874 stmp-install-fixproto): Remove.
27875 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27876 SYSCALLS.c or fixproto files.
27877 (install-common): Don't install protoize.
27878 (install-headers-tar, install-headers-cpio, install-headers-cp):
27879 Don't depend on $(STMP_FIXPROTO).
27880 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27881 install fixproto files or write out fixproto settings.
27882 (uninstall): Don't uninstall protoize.
27883 * config.gcc (use_fixproto): Remove.
27884 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27885 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27886 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27887 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27888 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27889 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27890 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27891 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27892 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27893 * config/t-vxworks (STMP_FIXPROTO): Remove.
27894 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27895 STMP_FIXPROTO): Remove.
27896 * config.in, configure: Regenerate.
27897 * crtstuff.c (gid_t, uid_t): Don't undefine.
27898 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27899 (arm-*-coff, arm-*-aout: Remove target entries.
27900 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27901 Remove mention of AIX 4.1.
27902 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27903 * doc/invoke.texi (Running Protoize): Remove.
27904 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27905 (Protoize Caveats): Remove.
27906 * tsystem.h: Update comments on headers assumed to exist.
27908 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27910 * genautomata.c: Add a new year to the copyright. Add a new
27912 (struct insn_reserv_decl): Add comments for member bypass_list.
27913 (find_bypass): Remove.
27914 (insert_bypass): New.
27915 (process_decls): Use insert_bypass.
27916 (output_internal_insn_latency_func): Output all bypasses with the
27917 same input insn in one switch case.
27919 * rtl.def (define_bypass): Describe bypass choice.
27920 * doc/md.texi (define_bypass): Ditto.
27922 2009-03-27 Richard Guenther <rguenther@suse.de>
27924 * gimplify.c (mark_addressable): Export.
27925 * tree-flow.h (mark_addressable): Declare.
27926 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27927 * tree-ssa.c (verify_phi_args): Verify that address taken
27928 variables have TREE_ADDRESSABLE set.
27930 2009-03-27 Richard Guenther <rguenther@suse.de>
27932 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27933 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27934 Do not mark decls TREE_ADDRESSABLE.
27935 (build_fold_addr_expr): Adjust.
27936 (fold_addr_expr): Remove.
27937 (fold_unary): Use build_fold_addr_expr.
27938 (fold_comparison): Likewise.
27939 (split_address_to_core_and_offset): Likewise.
27940 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27942 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27943 (gimplify_modify_expr_to_memcpy): Mark source and destination
27945 * omp-low.c (create_omp_child_function): Mark the object decl
27947 (lower_rec_input_clauses): Mark the var we take the address of
27949 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27951 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27953 PR middle-end/39315
27954 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27955 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27957 2009-03-27 Richard Guenther <rguenther@suse.de>
27959 PR tree-optimization/39120
27960 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27962 (handle_lhs_call): Process return constraints. Add escape
27963 constraints if necessary.
27964 (handle_const_call): Fill out return constraints. Make nested
27965 case more precise. Avoid consttmp if possible.
27966 (handle_pure_call): Fill out return constraints. Avoid
27967 callused if possible.
27968 (find_func_aliases): Simplify call handling.
27970 2009-03-27 Richard Guenther <rguenther@suse.de>
27972 PR tree-optimization/39120
27973 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27974 as a representative.
27975 (solve_graph): Do propagate CALLUSED.
27976 (handle_pure_call): Use a scalar constraint from CALLUSED for
27978 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27984 * c-common.c (handle_aligned_attribute): Properly check alignment
27985 overflow. Use (1U << i) instead of (1 << i).
27987 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27989 * expr.h (get_mem_align_offset): Updated.
27991 * tree.h (tree_decl_common): Change align to "unsigned int" and
27992 move it before pointer_alias_set.
27994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27995 Jakub Jelinek <jakub@redhat.com>
27998 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27999 gr_register_operand with gr_reg_or_0_operand.
28000 (cmpxchg_rel_di): Likewise.
28001 (sync_lock_test_and_set<mode>): Likewise.
28003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28005 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28006 (true_regnum): Likewise.
28008 * rtlanal.c (subreg_info): Moved to ...
28009 * rtl.h (subreg_info): Here. New.
28010 (subreg_get_info): New.
28012 * rtlanal.c (subreg_get_info): Make it extern.
28014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28017 * config/i386/i386.c (ix86_abi): New.
28018 (override_options): Handle -mabi=.
28019 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28020 (ix86_call_abi_override): Likewise.
28021 (init_cumulative_args): Likewise.
28022 (function_arg_advance): Likewise.
28023 (function_arg_64): Likewise.
28024 (function_arg): Likewise.
28025 (ix86_pass_by_reference): Likewise.
28026 (ix86_function_value_regno_p): Likewise.
28027 (ix86_build_builtin_va_list_abi): Likewise.
28028 (setup_incoming_varargs_64): Likewise.
28029 (is_va_list_char_pointer): Likewise.
28030 (ix86_init_machine_status): Likewise.
28031 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28032 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28033 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28034 (ix86_function_abi): Make it static and return enum calling_abi.
28035 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28037 (ix86_fn_abi_va_list): Updated.
28039 * config/i386/i386.h (ix86_abi): New.
28040 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28041 (CONDITIONAL_REGISTER_USAGE): Likewise.
28042 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28043 (machine_function): Likewise.
28045 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28047 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28048 (STACK_BOUNDARY): Likewise.
28049 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28051 * config/i386/i386.opt (mabi=): New.
28053 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28054 return enum calling_abi.
28055 (ix86_function_type_abi): Likewise.
28056 (ix86_function_abi): Removed.
28058 * doc/invoke.texi: Document -mabi= option for x86.
28060 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28062 * builtins.c (real_dconstp): Delete.
28063 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28065 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28066 Jakub Jelinek <jakub@redhat.com>
28069 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28070 (gen_subprogram_die): When a function is explicit, generate the
28071 DW_AT_explicit attribute.
28072 * langhooks.h (struct lang_hooks_for_decls): Add
28073 function_decl_explicit_p langhook.
28074 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28075 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28077 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28079 * builtins.c (fold_builtin_memory_op): Optimize memmove
28080 into memcpy if we can prove source and destination don't overlap.
28082 * tree-inline.c: Include gt-tree-inline.h.
28083 (clone_fn_id_num): New variable.
28084 (clone_function_name): New function.
28085 (tree_function_versioning): Use it.
28086 * Makefile.in (GTFILES): Add tree-inline.c.
28088 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28090 * BASE-VER: Change to 4.5.0.
28092 2009-03-27 Xinliang David Li <davidxl@google.com>
28094 PR tree-optimization/39557
28095 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28097 2009-03-27 Xinliang David Li <davidxl@google.com>
28099 PR tree-optimization/39548
28100 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28105 * c-common.c (pointer_int_sum): Use %wd on return from
28108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28110 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28111 on return from tree_low_cst.
28113 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28116 * ginclude/stdarg.h (va_copy): Define also for
28117 __GXX_EXPERIMENTAL_CXX0X__.
28119 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28122 * builtins.h (c_strlen): Do not warn here.
28123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28124 * c-common.c (pointer_int_sum): Take an explicit location.
28125 Warn about offsets out of bounds.
28126 * c-common.h (pointer_int_sum): Adjust declaration.
28128 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28130 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28133 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28136 * opts.c (warn_if_disallowed_function_p): Don't assume
28137 get_callee_fndecl must return non-NULL.
28139 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28141 PR rtl-optimization/39522
28142 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28143 when reg_reloaded_valid is set.
28145 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28147 * config/spu/divv2df3.c: New file.
28148 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28149 (DPBIT_FUNCS): Filter out _div_df.
28151 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28153 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28154 a jump insn, count that jump in the distance to the loop start.
28156 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28159 * config/sh/sh.c (calc_live_regs): Fix condition for global
28160 registers except PIC_OFFSET_TABLE_REGNUM.
28162 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28165 * doc/invoke.texi (-mconsole): New.
28167 (-mno-cygwin): New.
28169 (-mnop-fun-dllimport): New.
28173 (sub section "i386 and x86-64 Windows Options"): New.
28175 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28177 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28178 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28180 2009-03-25 Richard Guenther <rguenther@suse.de>
28182 PR middle-end/39497
28183 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28186 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28188 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28189 neither of haifa/selective schedulers are working.
28191 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28193 * doc/invoke.texi (Debugging Options): Fix description of
28194 -fno-merge-debug-strings.
28196 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28198 * config/cris/libgcc.ver: New version-script.
28199 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28201 * configure.ac <GAS features, nop mnemonic>: Add pattern
28202 crisv32-*-* for "nop".
28203 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28204 * configure: Regenerate.
28206 2009-03-24 Ira Rosen <irar@il.ibm.com>
28208 PR tree-optimization/39529
28209 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28210 mark_sym_for_renaming for the tag copied to the new vector
28213 2009-03-24 Arthur Loiret <aloiret@debian.org>
28215 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28216 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28217 EXTRA_SPEC_FUNCTIONS.
28218 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28219 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28220 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28221 -march and -mtune options.
28223 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28225 * config/m68k/t-rtems: Add m5329 multilib.
28227 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28228 Jakub Jelinek <jakub@redhat.com>
28231 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28237 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28238 instead of c_parser_expression_conv, if original_code isn't one of the
28239 4 allowed comparison codes, fail.
28241 2009-03-23 Richard Guenther <rguenther@suse.de>
28243 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28244 * tree.h (struct tree_type): Likewise.
28245 * reload.h (struct insn_chain): Likewise.
28246 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28247 * function.h (struct function): Likewise.
28248 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28250 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28252 PR tree-optimization/39516
28253 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28255 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28257 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28258 should be set true if BITS_PER_WORD of target is bigger than 32
28260 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28262 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28263 Translate -B-options to -rpath-link. Correct existing
28264 rpath-link and conditionalize on !nostdlib.
28266 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28268 * doc/extend.texi (Function Attributes, Variable Attributes):
28270 * doc/invoke.texi (Debugging Options, Optimize Options)
28271 (i386 and x86-64 Options, MCore Options): Likewise.
28273 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28276 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28277 it for block local namespace aliases.
28278 (gen_decl_die): Pass context_die to gen_namespace_die.
28280 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28283 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28284 minimum or maximum value.
28286 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28288 * reginfo.c (globalize_reg): Recompute derived reg sets.
28290 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28293 * libgcc2.c (mprotect): Do not use signed arguments for
28294 VirtualProtect, use DWORD arguments. Also fix the 'may
28295 be used uninitialized' warning for the np variable.
28297 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28300 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28301 functions using regparm calling conventions when not optimizing.
28302 (ix86_function_sseregparm): Similarly for sseregparm calling
28305 2009-03-19 Li Feng <nemokingdom@gmail.com>
28307 PR middle-end/39500
28308 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28309 dependence if the first conflict is after niter iterations.
28311 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28313 PR middle-end/38609
28314 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28315 functions with dynamic stack-pointer adjustments.
28317 2009-03-19 Ben Elliston <bje@au.ibm.com>
28319 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28320 option; change to -msdata=data.
28322 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28324 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28327 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28330 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28332 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28334 * doc/invoke.texi (Code Gen Options): Expand discussion of
28337 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28339 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28340 * matrix-reorg.c (struct matrix_info): Likewise.
28341 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28342 * rtl.h (struct mem_attrs): Likewise.
28343 * df.h (struct df): Likewise.
28344 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28345 * ira-int.h (struct ira_allocno): Likewise.
28346 * df-scan.c (struct df_collection_rec): Likewise.
28347 * ira.c (struct equivalence): Likewise.
28348 * function.c (struct temp_slot): Likewise.
28349 * cfgloop.h (struct loop): Likewise.
28352 * function.c (use_register_for_decl): When not optimizing, disregard
28353 register keyword for variables with types containing methods.
28355 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28357 PR middle-end/39447
28358 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28359 (is_simple_operand): Call contains_component_ref_p before calling data
28360 reference analysis that would fail on COMPONENT_REFs.
28362 * tree-vrp.c (search_for_addr_array): Fix formatting.
28364 2009-03-18 Richard Guenther <rguenther@suse.de>
28366 * tree-vect-transform.c (vect_loop_versioning): Fold the
28367 generated comparisons.
28368 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28369 (slpeel_tree_peel_loop_to_edge): Likewise.
28371 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28373 PR middle-end/37805
28374 * opts.c (print_specific_help): In addition to `undocumented',
28375 accept `separate' and `joined' flags if passed alone. Describe
28376 output by the first matched one of those.
28377 (common_handle_option): Skip over empty strings.
28378 * gcc.c (display_help): Fix help string for `--help='.
28379 * doc/invoke.texi (Option Summary, Overall Options): With
28380 `--help=', classes and qualifiers can both be repeated, but
28381 only the latter can be negated. One should not pass only
28382 negated qualifiers. Fix markup and examples.
28385 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28386 PR middle-end/37805
28387 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28388 and -fhelp=separate.
28390 2009-03-17 Jing Yu <jingyu@google.com>
28392 PR middle-end/39378
28393 * function.h (struct rtl_data): Move is_thunk from here...
28394 (struct function): ...to here.
28395 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28396 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28398 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28400 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28401 (alpha_output_function_end_prologue): Likewise.
28402 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28403 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28404 (rs6000_output_function_epilogue): Likewise.
28405 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28407 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28410 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28411 from different units in a single alternative.
28412 (*truncdfsf_i387): Ditto.
28413 (*truncxfsf2_mixed): Ditto.
28414 (*truncxfdf2_mixed): Ditto.
28416 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28419 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28422 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28423 unused non-artificial variables when not optimizing.
28426 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28427 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28428 NAMESPACE_DECL in its DECL_INITIAL.
28430 PR middle-end/39443
28431 * optabs.c (set_user_assembler_libfunc): New function.
28432 * expr.h (set_user_assembler_libfunc): New prototype.
28433 * c-common.c: Include libfuncs.h.
28434 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28435 for memcmp, memset, memcpy, memmove and abort.
28436 * Makefile.in (c-common.o): Depend on libfuncs.h.
28439 * dwarf2out.c (gen_inlined_enumeration_type_die,
28440 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28441 gen_tagged_type_instantiation_die): Removed.
28442 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28445 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28448 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28450 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28451 (check-parallel-%): Ditto.
28452 (check-consistency): Ditto.
28454 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28456 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28457 local variable rhs by NULL_TREE.
28459 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28462 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28464 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28467 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28469 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28472 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28473 for ms->sysv ABI calls only in 64bit mode.
28475 * config/i386/i386.md (untyped_call): Support 32bit.
28477 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28479 * doc/extend.texi: Replace x86_65 with x86_64.
28481 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28483 PR tree-optimization/39455
28484 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28485 mismatches for POINTER_TYPE_P (type).
28486 (number_of_iterations_le): Likewise.
28488 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28490 * config/picochip/picochip.c: Removed profiling support.
28491 * config/picochip/picochip.md: Removed profiling instruction.
28492 * config/picochip/picochip.h: Removed profiling builtin.
28494 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28496 * doc/install.texi (--with-host-libstdcxx): Document.
28498 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28501 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28502 generate a warning if the function name does not begin with
28503 "__vector" and the function has either the 'signal' or 'interrupt'
28504 attribute, from here to ...
28505 (avr_declare_function_name): ...here. New function.
28506 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28507 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28509 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28512 * cse.c (fold_rtx): Don't modify original const_arg1 when
28513 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28514 separate variable instead.
28515 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28516 from out of range shift counts.
28517 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28519 2009-03-13 Catherine Moore <clm@codesourcery.com>
28521 * config/i386/x-mingw32 (host-mingw32.o): Replace
28522 diagnostic.h with $(DIAGNOSTIC_H).
28524 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28527 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28529 * config/i386/sync.md (sync_compare_and_swap<mode>,
28530 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28531 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28533 (sync_double_compare_and_swapdi_pic,
28534 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28535 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28537 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28540 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28542 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28545 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28546 (avx_addsubv4df3): Likewise.
28547 (*avx_addsubv4sf3): Likewise.
28548 (sse3_addsubv4sf3): Likewise.
28550 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28553 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28555 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28558 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28559 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28560 registers for allocnos created from user-defined variables.
28562 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28565 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28566 of non-integer mode as well.
28568 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28570 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28571 for functions for which the parameter types are unknown.
28573 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28576 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28577 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28578 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28579 * config/i386/i386.c (ix86_local_alignment): For
28580 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28581 long long variables on the stack to avoid dynamic realignment.
28582 Allow the first argument to be a decl rather than type.
28583 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28585 2009-03-11 Nick Clifton <nickc@redhat.com>
28588 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28590 Add description to mno-lsim option.
28591 * config/mcore/mcore.h: Remove comment about deprecated m4align
28593 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28594 * doc/invoke.texi: Add description of mno-lsim and
28595 mstack-increment options.
28597 * config/fr30/fr30.opt: Document the -mno-lsim option.
28598 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28599 and -mno-lsim options.
28601 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28603 * fold-const.c (fold_comparison): Only call fold_inf_compare
28604 if the mode supports infinities.
28606 2009-03-11 Jason Merrill <jason@redhat.com>
28609 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28610 end already did. Notice GIMPLE_CALL modifications of the result.
28611 Don't copy debug information from an ignored decl or a decl from
28614 2009-03-10 Richard Guenther <rguenther@suse.de>
28615 Nathan Froyd <froydnj@codesourcery.com>
28617 PR middle-end/37850
28618 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28619 (__divMODE3): Likewise.
28621 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28623 PR tree-optimization/39394
28624 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28625 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28627 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28629 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28630 inline asms for register asm ("") declarations.
28632 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28634 * fold-const.c (fold_unary): Fix comment.
28636 2009-03-07 Jan Hubicka <jh@suse.cz>
28639 * tree-inline.c (setup_one_parameter): Do replacement of const
28640 argument by constant in SSA form.
28642 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28644 PR middle-end/38028
28645 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28646 determine alignment passed to assign_stack_local.
28647 (assign_parms_unsplit_complex): Likewise.
28648 * except.c (sjlj_build_landing_pads): Likewise.
28650 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28652 PR middle-end/39360
28653 * tree-flow.h (add_referenced_var): Return bool instead of void.
28654 * tree-dfa.c (add_referenced_var): Return result of
28655 referenced_var_check_and_insert call.
28656 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28657 of referenced_var_check_and_insert.
28660 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28661 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28662 DIE, don't emit it if abstract origin already has it.
28663 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28664 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28666 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28668 * genpreds.c (needs_variable): Fix parentheses at variable name
28670 (write_tm_constrs_h): Indent generated code.
28672 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28674 * doc/extend.texi (Function Attributes): Add documentation
28675 for isr attributes.
28677 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28680 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28681 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28683 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28685 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28688 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28691 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28692 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28694 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28696 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28698 constants instead of magic numbers.
28699 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28701 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28702 (x86_64_ms_abi_int_parameter_registers): Ditto.
28703 (x86_64_int_return_registers): Ditto.
28704 (ix86_maybe_switch_abi): Ditto.
28705 (ix86_expand_call): Ditto for clobbered_registers array.
28706 (ix86_hard_regno_mode_ok): Ditto.
28707 (x86_extended_QIreg_mentioned_p): Ditto.
28709 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28711 PR tree-optimization/39349
28712 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28714 * combine.c (gen_lowpart_for_combine): Use omode when generating
28717 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28719 PR rtl-optimization/39235
28720 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28722 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28724 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28726 2009-03-04 Richard Guenther <rguenther@suse.de>
28728 PR tree-optimization/39362
28729 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28730 that occur in abnormal PHIs should be varying.
28732 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28734 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28736 (simple_iv): Take loop as an argument instead of statement.
28737 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28738 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28740 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28742 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28743 * matrix-reorg.c (analyze_transpose): Ditto.
28744 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28745 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28746 * tree-predcom.c (ref_at_iteration): Ditto.
28747 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28749 2009-03-04 Richard Guenther <rguenther@suse.de>
28751 PR tree-optimization/39358
28752 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28753 escaped_id and callused_id.
28754 (solve_graph): Likewise.
28756 2009-03-04 Richard Guenther <rguenther@suse.de>
28758 PR tree-optimization/39339
28759 * tree-sra.c (try_instantiate_multiple_fields): Make it
28760 no longer ICE on the above.
28762 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28764 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28765 that fits within Pmode.
28767 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28769 PR middle-end/10109
28770 * tm.texi (LIBCALL_VALUE): Update description.
28772 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28774 PR middle-end/34443
28775 * doc/extend.texi (section): Update description.
28777 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28779 PR middle-end/39345
28780 * tree-inline.c (remapped_type): New.
28781 (can_be_nonlocal): Call remapped_type instead of remap_type.
28783 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28786 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28787 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28789 2009-03-03 Richard Guenther <rguenther@suse.de>
28791 PR middle-end/39272
28792 * tree.c (tree_nonartificial_location): New function.
28793 * tree.h (tree_nonartificial_location): Declare.
28794 * builtins.c (expand_builtin_memory_chk): Provide location
28795 of the call location for artificial function pieces.
28796 (maybe_emit_chk_warning): Likewise.
28797 (maybe_emit_sprintf_chk_warning): Likewise.
28798 (maybe_emit_free_warning): Likewise.
28799 * expr.c (expand_expr_real_1): Likewise.
28801 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28803 PR tree-optimization/39343
28804 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28805 COMPONENT_REF t has ARRAY_TYPE.
28807 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28809 PR middle-end/39335
28810 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28811 when the type precision of the induction variable should be
28812 larger than the type precision of nit.
28813 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28814 * graphite.c (graphite_loop_normal_form): Same.
28815 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28817 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28819 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28820 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28821 numbers to describe clobbered registers.
28822 (*call_value_0_rex64_ms_sysv): Ditto.
28823 * config/i386/mmx.md (mmx_emms): Ditto.
28824 (mmx_femms): Ditto.
28826 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28828 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28831 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28833 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28834 (spu_section_type_flags): New function.
28836 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28838 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28839 reg_class_contents of FLOAT_REGS into a temporary.
28841 2009-03-02 Richard Guenther <rguenther@suse.de>
28842 Ira Rosen <irar@il.ibm.com>
28844 PR tree-optimization/39318
28845 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28846 information to the vectorized statement.
28848 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28850 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28851 variable. Use defined names instead of magic constants for REX SSE
28854 2009-03-01 Richard Guenther <rguenther@suse.de>
28856 PR tree-optimization/39331
28857 * omp-low.c (lower_send_shared_vars): Do not receive new
28858 values for the reference of DECL_BY_REFERENCE parms or results.
28860 2009-03-01 Jan Hubicka <jh@suse.cz>
28863 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28864 BLOCK_NONLOCALIZED_VAR): New macros.
28865 (tree_block): Add nonlocalized_vars.
28866 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28867 gen_decl_die): Add origin argument. Allow generation of die with
28868 origin at hand only.
28869 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28870 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28872 (gen_block_die): Fix checking for unused blocks.
28873 (process_scope_var): Break out from .... ; work with origins only.
28874 (decls_for_scope) ... here; process nonlocalized list.
28875 (dwarf2out_ignore_block): Look for nonlocalized vars.
28876 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28878 (dump_scope_block): Dump them.
28879 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28880 (remap_block): Likewise.
28881 (can_be_nonlocal): New predicate.
28882 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28884 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28886 * configure: Regenerate.
28888 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28890 * optc-gen.awk: No need to duplicate option flags twice.
28891 Reuse help texts for duplicate options which do not have any.
28893 * gcc.c (display_help): Document --version.
28895 * gcc.c (main): If print_help_list and verbose_flag, ensure
28896 driver output comes before subprocess output.
28898 * optc-gen.awk: Assign all remaining fields to help string,
28899 space-separated, for multi-line help in *.opt.
28901 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28902 -Wno-pedantic-ms-format is for MinGW targets only.
28904 * doc/options.texi (Option file format): Fix bad indentation,
28905 restoring dropped sentence.
28907 2009-02-28 Jan Hubicka <jh@suse.cz>
28909 * tree-inline.c (tree_function_versioning): Output debug info.
28911 2009-02-28 Jan Hubicka <jh@suse.cz>
28914 * tree-inline.c (setup_one_parameter): Do not copy propagate
28915 arguments when not optimizing.
28917 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28920 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28921 (avx_addsubv4df3): Likewise.
28922 (*avx_addsubv4sf3): Likewise.
28923 (sse3_addsubv4sf3): Likewise.
28924 (*avx_addsubv2df3): Likewise.
28925 (sse3_addsubv2df3): Likewise.
28926 (avx_unpckhps256): Correct item selectors.
28927 (avx_unpcklps256): Likewise.
28928 (avx_unpckhpd256): Likewise.
28929 (avx_unpcklpd256): Likewise.
28931 2009-02-28 Jan Hubicka <jh@suse.cz>
28933 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28935 (copy_arguments_for_versioning): If var is declared don't declare it.
28936 (tree_function_versioning): First setup substitutions and then copy
28939 2009-02-27 Jan Hubicka <jh@suse.cz>
28942 * cgraph.h (varpool_output_debug_info): Remove.
28943 * cgraphunit.c (varpool_output_debug_info): Remove.
28944 * dwarf2out.c (deferred_locations_struct): New struct
28945 (deferred_locations): New type.
28946 (deferred_locations_list): New static var.
28947 (deffer_location): New function.
28948 (gen_variable_die): Use it.
28949 (decls_for_scope): Output info on local static vars.
28950 (dwarf2out_finish): Process deferred locations.
28951 * varpool.c (varpool_output_debug_info): Remove.
28953 2009-02-27 Jan Hubicka <jh@suse.cz>
28956 * tree.h (TREE_PROTECTED): Fix comment.
28957 (BLOCK_HANDLER_BLOCK): Remove.
28958 (struct tree_block): Remove handler_block add body_block.
28959 (inlined_function_outer_scope_p): New.
28960 (is_body_block): Remove.
28961 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28962 * dwarf2out.c (is_inlined_entry_point): Remove.
28963 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28964 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28966 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28967 * gimplify.c (gimplify_expr): Gimplify body blocks.
28968 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28969 block with multiple subblocks.
28970 (dump_scope_block): Prettier output; dump more flags and info.
28971 (dump_scope_blocks): New.
28972 (remove_unused_locals): Use dump_scope_blocks.
28973 * tree-flow.h (dump_scope_blocks): Declare.
28974 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28975 * stmt.c (is_body_block): Remove.
28976 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28977 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28979 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28981 PR middle-end/39308
28982 * graphite.c (graphite_loop_normal_form): Do not call
28983 number_of_iterations_exit from a gcc_assert.
28985 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28987 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28988 jumps if COND is NULL.
28989 (find_cond_jump): New function.
28990 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28991 * config/s390/s390.md: Remove z10_cobra attribute value.
28993 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28995 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28996 force_const_mem returns NULL_RTX.
28998 2009-02-26 Jan Hubicka <jh@suse.cz>
29001 * cgraph.h (varpool_output_debug_info): Remove.
29002 * cgraphunit.c (varpool_output_debug_info): Remove.
29003 * dwarf2out.c (deferred_locations_struct): New struct
29004 (deferred_locations): New type.
29005 (deferred_locations_list): New static var.
29006 (deffer_location): New function.
29007 (gen_variable_die): Use it.
29008 (decls_for_scope): Output info on local static vars.
29009 (dwarf2out_finish): Process deferred locations.
29010 * varpool.c (varpool_output_debug_info): Remove.
29012 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29014 PR rtl-optimization/39241
29015 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29016 to subreg_offset_representable_p.
29018 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29020 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29021 execute function prototype. Get f and nregs from max_reg_num
29022 and get_insns. Remove the first backward pass as it's dead,
29023 guard the forward pass by flag_expensive_optimizations.
29024 (rest_of_handle_regmove): Delete.
29025 (pass_regmove): Replace it with regmove_optimize.
29027 2009-02-25 Martin Jambor <mjambor@suse.cz>
29029 PR tree-optimization/39259
29030 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29031 calls_alloca function flags.
29032 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29033 calls are detected.
29035 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29037 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29038 flags_set_1_rtx, flags_set_1_set): Delete.
29039 (regmove_optimize): Do not call mark_flags_life_zones.
29041 2009-02-24 Julian Brown <julian@codesourcery.com>
29044 * config/arm/arm.c (require_pic_register): Only set
29045 cfun->machine->pic_reg once per function.
29047 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29049 * doc/invoke.texi (Link Options): Document an easier way to pass
29050 options that take arguments to the GNU linker using -Xlinker and -Wl.
29052 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29055 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29057 2009-02-24 Richard Guenther <rguenther@suse.de>
29060 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29062 2009-02-24 Richard Guenther <rguenther@suse.de>
29063 Zdenek Dvorak <ook@ucw.cz>
29065 PR tree-optimization/39233
29066 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29067 from converting them to a generic type.
29069 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29071 PR tree-optimization/39260
29072 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29073 contains a condition with a real type.
29074 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29076 2009-02-23 Jason Merrill <jason@redhat.com>
29079 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29080 narrowing_initializer_constant_valid_p.
29081 (narrowing_initializer_constant_valid_p): Don't return
29082 null_pointer_node for adding a pointer to itself.
29084 2009-02-23 Jan Hubicka <jh@suse.cz>
29087 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29090 2009-02-23 Jan Hubicka <jh@suse.cz>
29092 PR tree-optimization/37709
29093 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29094 * tree.h (block_ultimate_origin): Declare.
29095 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29096 * tree-ssa-live.c (remove_unused_scope_block_p):
29097 Eliminate blocks containig no instructions nor live variables nor
29099 (dump_scope_block): New function.
29100 (remove_unused_locals): Enable removal of dead blocks by default;
29101 enable dumping at TDF_DETAILS.
29103 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29105 * config/i386/i386.c (classify_argument): Don't allow COImode
29107 (function_arg_advance_32): Don't allow OImode.
29108 (function_arg_32): Likewise.
29109 (function_value_32): Likewise.
29110 (return_in_memory_32): Likewise.
29111 (function_arg_64): Remove OImode comment.
29113 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29116 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29117 ix86_expand_vector_set for V4DImode in 64bit mode only.
29118 (ix86_expand_vector_init_one_var): Likewise.
29120 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29122 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29124 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29127 * loop-iv.c: Revert last change.
29128 * emit-rtl.c: Likewise.
29130 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29133 * config/i386/i386.c (type_natural_mode): Remove an extra
29134 space in the warning message.
29135 (function_value_32): Handle 32-byte vector modes.
29136 (return_in_memory_32): Likewise.
29138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29140 * loop-iv.c (truncate_value): New function.
29141 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29143 (lowpart_subreg): Move to...
29144 * emit-rtl.c: ...here.
29146 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29148 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29149 accidental and undocumented change at revision 140860.
29151 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29153 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29154 take gimple_seq * arguments.
29155 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29156 types_compatible_p langhook.
29158 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29159 Joseph Myers <joseph@codesourcery.com>
29161 * config/arm/arm.c (arm_builtin_va_list): New function.
29162 (arm_expand_builtin_va_start): Likewise.
29163 (arm_gimplify_va_arg_expr): Likewise.
29164 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29165 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29166 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29167 (va_list_type): New variable.
29168 (arm_mangle_type): Mangle va_list_type appropriately.
29170 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29172 PR middle-end/39157
29173 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29174 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29175 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29176 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29177 parameter to 1000 for -O1 by default.
29178 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29180 * loop-invariant.c: Include params.h.
29181 (move_loop_invariants): Don't call move_single_loop_invariants on
29184 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29186 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29187 offset when calculating bounds for indexing stack_usage_map. Fixes
29188 a buffer overflow with certain target setups.
29190 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29193 * calls.c (expand_call): Clear try_tail_call if caller and callee
29194 disagree in promotion of function return value.
29196 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29199 * c-common.c (c_determine_visibility): If visibility changed and
29200 DECL_RTL has been already set, call make_decl_rtl to update symbol
29203 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29206 * varasm.c (assemble_variable): Don't check DECL_NAME when
29207 globalizing a variable.
29209 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29212 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29213 expression before any __builtin_trap call.
29214 * c-typeck.c (build_function_call): Convert and check function
29215 arguments before generating a call to a trap. Evaluate the
29216 function arguments before the trap.
29218 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29221 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29222 (UNSPEC_FXAM_MEM): New unspec.
29223 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29224 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29225 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29227 2009-02-19 Richard Guenther <rguenther@suse.de>
29229 PR tree-optimization/39207
29230 PR tree-optimization/39074
29231 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29232 storedanything_tree): New.
29233 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29234 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29235 (build_succ_graph): Add edges from STOREDANYTHING to all
29237 (init_base_vars): Initialize STOREDANYTHING.
29238 (compute_points_to_sets): Free substitution info after
29239 building the succ graph.
29240 (ipa_pta_execute): Likewise.
29242 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29244 (do_ds_constraint): Do not add to special var or non-pointer
29246 (type_could_have_pointers): Split out from ...
29247 (could_have_pointers): ... here. For arrays use the element type.
29248 (create_variable_info_for): Initialize may_have_pointers.
29249 (new_var_info): Likewise.
29250 (handle_lhs_call): Make the HEAP variable unknown-sized.
29251 (intra_create_variable_infos): Use a type with pointers for
29252 PARM_NOALIAS, make it unknown-sized.
29254 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29257 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29259 2009-02-18 Jason Merrill <jason@redhat.com>
29262 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29263 value if DECL_EXTERNAL.
29264 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29265 * target.h (gcc_target::binds_local_p): Clarify "module".
29266 * tree.h (TREE_PUBLIC): Clarify "module".
29268 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29272 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29274 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29277 * c.opt (Wabi): Support C and ObjC.
29280 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29282 * config/i386/i386.c (classify_argument): Warn once about the ABI
29283 change when passing union with long double.
29285 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29287 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29290 * c-parser.c (c_parser_compound_statement): Always enter and leave
29293 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29296 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29298 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29300 PR tree-optimization/36922
29301 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29302 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29305 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29307 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29310 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29312 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29316 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29319 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29320 Richard Sandiford <rdsandiford@googlemail.com>
29322 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29323 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29324 (loongson_biadd): ...this.
29326 2009-02-17 Richard Guenther <rguenther@suse.de>
29328 PR tree-optimization/39202
29329 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29330 a var make sure to follow existing collapses.
29332 2009-02-17 Richard Guenther <rguenther@suse.de>
29334 PR middle-end/39214
29335 * langhooks.c (lhd_print_error_function): Check for NULL block.
29337 2009-02-17 Richard Guenther <rguenther@suse.de>
29339 PR tree-optimization/39204
29340 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29343 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29345 * config/soft-fp/double.h: Update from glibc CVS.
29347 2009-02-17 Richard Guenther <rguenther@suse.de>
29349 PR tree-optimization/39207
29350 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29351 strict-aliasing warnings for pointers pointing to NULL.
29353 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29356 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29357 skipping until next close brace.
29359 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29362 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29363 to function argument boundary.
29365 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29367 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29368 in the lea_add. Reload eventually constraints it properly.
29369 * config/picochip/constraints.md: Remove the target constraint
29370 "b", since it is not needed anymore.
29372 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29374 * gthr-dce.h: Uglify function parameter and local variable names.
29375 * gthr-gnat.h: Likewise.
29376 * gthr-mipssde.h: Likewise.
29377 * gthr-nks.h: Likewise.
29378 * gthr-posix95.h: Likewise.
29379 * gthr-posix.h: Likewise.
29380 * gthr-rtems.h: Likewise.
29381 * gthr-single.h: Likewise.
29382 * gthr-solaris.h: Likewise.
29383 * gthr-tpf.h: Likewise.
29384 * gthr-vxworks.h: Likewise.
29385 * gthr-win32.h: Likewise.
29387 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29390 * config/i386/i386.md: Restrict the new peephole2 to move
29391 between MMX/SSE registers.
29393 2009-02-15 Richard Guenther <rguenther@suse.de>
29396 2009-02-13 Richard Guenther <rguenther@suse.de>
29398 * configure.ac: Enable LFS.
29399 * configure: Re-generate.
29400 * config.in: Likewise.
29402 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29404 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29405 spu_srqwbyte, spu_srqwbytebc): Define.
29406 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29407 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29408 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29409 "shrqby_<mode>"): New insn-and-split patterns.
29410 * config/spu/spu.c (expand_builtin_args): Determine and return
29411 number of operands using spu_builtin_description data.
29412 (spu_expand_builtin_1): Use it.
29414 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29417 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29420 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29423 * config/i386/i386.c (override_options): Correct warning
29424 messages for -malign-loops, -malign-jumps and -malign-functions.
29426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29429 * config/i386/i386.md: Restrict the new peephole2 to move
29430 between the general purpose registers.
29432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29435 * config/i386/i386.c (type_natural_mode): Add a new argument.
29436 Return the original mode and warn ABI change if vector size is 32byte.
29437 (function_arg_advance): Updated.
29438 (function_arg): Likewise.
29439 (ix86_function_value): Likewise.
29440 (ix86_return_in_memory): Likewise.
29441 (ix86_sol10_return_in_memory): Likewise.
29442 (ix86_gimplify_va_arg): Likewise.
29443 (function_arg_32): Don't warn ABX ABI change here.
29444 (function_arg_64): Likewise.
29446 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29448 * loop-iv.c (implies_p): In the final case, test that operands 0
29449 of the two comparisons match.
29451 * config/bfin/bfin.c (find_prev_insn_start): New function.
29452 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29453 (find_next_insn_start): Move.
29455 2009-02-13 Richard Guenther <rguenther@suse.de>
29457 * configure.ac: Enable LFS.
29458 * configure: Re-generate.
29459 * config.in: Likewise.
29461 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29464 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29465 sizes on syntax error after some arguments have been parsed.
29467 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29469 * doc/invoke.texi (-fira): Remove.
29471 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29473 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29474 * recog.c: Likewise.
29477 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29479 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29480 (umul_ppmm): Likewise.
29481 (count_leading_zeros): Likewise.
29482 (count_trailing_zeros): Likewise.
29483 (UMUL_TIME): Likewise.
29485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29487 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29488 soft-fp/t-softfp to tmake_file.
29490 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29491 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29492 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29493 IA64_BUILTIN_INFQ]: New.
29494 (ia64_init_builtins): Initialize __builtin_infq,
29495 __builtin_fabsq and __builtin_copysignq if not HPUX.
29496 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29497 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29499 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29501 (__fixtfti): Likewise.
29502 (__fixunstfti): Likewise.
29503 (__floattitf): Likewise.
29505 * config/ia64/libgcc-glibc.ver: New.
29506 * config/ia64/t-fprules-softfp: Likewise.
29507 * config/ia64/sfp-machine.h: Likewise.
29509 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29510 (LIBGCC2_TF_CEXT): Likewise.
29511 (TF_SIZE): Likewise.
29512 (TARGET_INIT_LIBFUNCS): Likewise.
29514 * config/ia64/t-glibc (SHLINB_MAPFILES):
29515 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29517 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29519 * config/i386/i386.c (construct_container): Rewrite processing
29520 BLKmode with X86_64_SSE_CLASS.
29522 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29525 * config/i386/i386.md: Replace simplify_replace_rtx with
29526 replace_rtx in the new peephole2.
29528 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29530 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29531 loop unrolling do not happen at -O2.
29533 2009-02-12 Michael Matz <matz@suse.de>
29535 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29537 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29539 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29542 2009-02-12 Ben Elliston <bje@au.ibm.com>
29544 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29545 patterns when updating the back chain. Missed in the 2009-02-10
29548 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29550 * doc/extend.texi (Decimal Floating Types): Update identifier of
29551 draft TR and list of missing support.
29553 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29555 PR middle-end/39154
29556 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29557 bit to variable length decl's flags, add it also to its
29558 pointer replacement variable.
29560 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29561 Jakub Jelinek <jakub@redhat.com>
29564 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29565 (memory_blockage): New expander.
29566 (*memory_blockage): New insn pattern.
29567 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29568 instead of general blockage at the end of function prologue when
29569 frame pointer is used to access red zone area. Do not emit blockage
29570 when profiling, it is emitted in generic code.
29571 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29572 function epilogue when frame pointer is used to access red zone area.
29574 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29577 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29578 by arithmetic with memory operands.
29579 * config/i386/predicates.md (commutative_operator): New.
29581 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29583 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29586 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29588 * alias.h (record_alias_subset): Declare.
29589 * alias.c (record_alias_subset): Make global.
29591 2009-02-10 Nick Clifton <nickc@redhat.com>
29593 * tree-parloops.c: Change license to GPLv3.
29594 * ipa-struct-reorg.c: Change license to GPLv3.
29595 * ipa-struct-reorg.h: Change license to GPLv3.
29597 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29600 * c-decl.c (start_struct): Return NULL on error.
29602 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29604 PR middle-end/39124
29605 * cfgloopmanip.c (remove_path): Call remove_bbs after
29606 cancel_loop_tree, not before it.
29609 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29610 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29611 VAR_DECLs were seen.
29612 * tree-ssa-live.c (remove_unused_locals): Recompute
29613 cfun->has_local_explicit_reg_vars.
29614 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29615 copies or clearings if cfun->has_local_explicit_reg_vars.
29617 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29620 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29621 of function prologue when frame pointer is used to access
29624 2009-02-10 Richard Guenther <rguenther@suse.de>
29626 PR middle-end/39127
29627 * gimplify.c (gimple_regimplify_operands): Always look if
29628 we need to create a temporary.
29630 2009-02-10 Richard Guenther <rguenther@suse.de>
29632 PR tree-optimization/39132
29633 * tree-loop-distribution.c (todo): New global var.
29634 (generate_memset_zero): Trigger TODO_rebuild_alias.
29635 (tree_loop_distribution): Return todo.
29637 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29640 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29641 (x86_64_reg_class_name): Removed.
29642 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29643 first one isn't X86_64_SSE_CLASS or any other ones aren't
29644 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29645 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29646 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29647 and 3 X86_64_SSEUP_CLASS.
29648 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29649 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29651 2009-02-10 Ben Elliston <bje@au.ibm.com>
29653 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29654 form instruction to update the stack back chain word, even if the
29655 user has disabled the generation of update instructions.
29656 (movdi_<mode>_update_stack): New.
29657 (movsi_update_stack): Likewise.
29658 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29659 always use an update form instruction to update the stack back
29662 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29664 PR middle-end/38953
29665 * graphite.c (if_region_set_false_region): After moving a region in
29666 the false branch of a condition, remove the empty dummy basic block.
29667 (gloog): Remove wrong fix for PR38953.
29669 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29671 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29672 generation due to implicit sign extension.
29674 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29676 PR middle-end/38981
29677 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29678 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29680 2009-02-09 Richard Guenther <rguenther@suse.de>
29682 PR middle-end/35202
29683 * convert.c (convert_to_real): Disable (float)fn((double)x)
29684 to fnf(x) conversion if errno differences may occur and
29685 -fmath-errno is set.
29687 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29689 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29693 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29696 * c-common.c (handle_alias_attribute): Disallow attribute for
29697 anything not a FUNCTION_DECL or VAR_DECL.
29699 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29702 * real.c (do_compare): Special-case compare of zero against
29703 decimal float value.
29705 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29708 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29709 as indicating flexible array members unless the field itself is
29710 being declarared as the incomplete array.
29712 2009-02-06 Jan Hubicka <jh@suse.cz>
29714 PR tree-optimization/38844
29715 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29716 is already inlined.
29718 2009-02-06 Richard Guenther <rguenther@suse.de>
29720 PR middle-end/38977
29721 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29722 fork because we may expand it as __gcov_fork.
29724 2009-02-06 Nick Clifton <nickc@redhat.com>
29726 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29728 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29730 PR tree-optimization/35659
29731 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29732 vn_phi_eq): Shortcut if hashcode does not match.
29733 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29735 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29736 and avoid iterative_hash_expr.
29737 (FOR_EACH_VALUE_ID_IN_SET): New.
29738 (value_id_compare): Remove.
29739 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29740 sort expressions by value id.
29742 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29745 * config/sh/predicates.md (general_movsrc_operand): Don't check
29746 the subreg of system registers here.
29748 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29751 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29752 on the copied decl.
29754 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29756 PR rtl-optimization/39110
29757 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29758 addresses, not aligned ones.
29760 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29761 Richard Guenther <rguenther@suse.de>
29763 PR tree-optimization/39100
29764 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29765 comment says and add edges.
29767 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29770 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29771 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29773 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29775 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29776 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29777 register_bb_in_sese, new_sese, free_sese): Moved.
29778 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29779 outermost_loop_in_scop, build_scop_iteration_domain,
29780 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29781 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29782 Use loop_in_sese_p instead of loop_in_scop_p.
29783 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29784 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29785 (scopdet_basic_block_info): Fix bug in scop detection.
29786 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29787 eq_loop_to_cloog_loop): Remove.
29788 (nb_loops_around_loop_in_scop, nb_loop
29789 ref_nb_loops): Moved here...
29790 * graphite.h (ref_nb_loops): ... from here.
29791 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29792 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29793 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29795 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29796 Hans-Peter Nilsson <hp@axis.com>
29798 PR rtl-optimization/37889
29799 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29800 Move offset handling from PLUS to before the switch. Use new
29801 arguments when considering SYMBOL_REFs too.
29802 (rtx_addr_can_trap_p): Pass dummy offset and size.
29803 (enum may_trap_p_flags): Remove.
29804 (may_trap_p_1): Pass size from MEM_SIZE.
29806 PR rtl-optimization/38921
29807 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29808 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29809 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29810 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29812 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29814 AVX Programming Reference (January, 2009)
29815 * config/i386/sse.md (*vpclmulqdq): New.
29817 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29819 PR tree-optimization/38977
29820 PR gcov-profile/38292
29821 * calls.c (special_function_p): Disregard __builtin_ prefix.
29823 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29825 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29826 non-indexable addresses even before reload.
29828 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29831 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29832 as having variable size. Do not give an error for unnamed
29833 parameters with [*] declarators. Give a warning for type names
29834 with [*] declarators and mark them as variable size.
29835 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29836 for sizeof applied to [*] type names.
29838 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29841 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29843 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29845 * gcc.c (process_command): Update copyright notice dates.
29846 * gcov.c (print_version): Likewise.
29847 * gcov-dump.c (print_version): Likewise.
29848 * mips-tfile.c (main): Likewise.
29849 * mips-tdump.c (main): Likewise.
29851 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29854 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29855 for composite type involving a zero-length array type.
29857 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29860 * function.c (match_asm_constraints_1): Skip over
29861 initial optional % in the constraint.
29863 PR inline-asm/39059
29864 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29865 supported, don't accept FIXED_CSTs.
29866 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29867 and _Sat is used without _Fract/_Accum. Set specs->type to
29868 integer_type_node for cts_fract/cts_accum if fixed point is not
29871 2009-02-02 Catherine Moore <clm@codesourcery.com>
29873 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29875 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29877 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29878 (ABI_HAS_64BIT_SYMBOLS): Use it.
29879 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29881 2009-02-02 Paul Brook <paul@codesourcery.com>
29883 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29885 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29887 PR inline-asm/39058
29888 * recog.h (asm_operand_ok): Add constraints argument.
29889 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29890 recurse on matching constraint.
29891 (check_asm_operands): Pass constraints as 3rd argument to
29892 asm_operand_ok. Don't look up matching constraint here.
29893 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29896 2009-02-02 Ben Elliston <bje@au.ibm.com>
29898 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29899 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29901 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29903 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29904 information. Remove some obsolete information. Reorganize.
29906 * config/pa/fptr.c: Revert license to GPL 2.
29907 * config/pa/milli64.S: Likewise.
29909 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29912 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29913 LIBRARY name in, instead of hard-coding it.
29914 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29915 extra target make frag to tmake_files according to EH model.
29916 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29917 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29918 frags that define makefile variable EH_MODEL appropriately.
29919 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29920 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29921 to "-sjlj" according to type of EH configured.
29922 (LIBGCC_SONAME): Concatenate it to shared library base name.
29923 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29924 to "_sjlj" according to type of EH configured.
29925 (LIBGCC_SONAME): Concatenate it to shared library base name.
29926 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29927 (SHLIB_LINK): Add missing semicolon to if-else construct.
29928 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29929 string value of "pe_dll" command-line option.
29930 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29931 (SHLIB_SONAME): Use it when overriding t-cygming default.
29932 (SHLIB_IMPLIB): Override t-cygming default.
29933 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29934 string value of "pe_dll" command-line option.
29936 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29939 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29940 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29942 2009-01-31 Richard Guenther <rguenther@suse.de>
29944 PR tree-optimization/38937
29945 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29946 computing the transitive closure.
29948 2009-01-30 Richard Guenther <rguenther@suse.de>
29950 PR tree-optimization/39041
29951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29952 Propagate variable indices only if the types match for this stmt.
29954 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29957 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29958 inline but never defined.
29960 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29962 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29963 (*insv_h_di_reg_extimm): New insn.
29964 (*insv_l<mode>_reg_extimm): New insn.
29966 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29968 * config/picochip/picochip.c (flag_conserve_stack): set
29969 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29970 fconserve-stack. Reduce call-overhead used by inliner.
29972 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29975 * common.opt (flag_conserve_stack): Initialised to zero.
29977 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29980 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29981 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29984 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29986 * ira-color.c (allocno_reload_assign): Update comments.
29987 * regmove.c (regmove_optimize): Likewise.
29991 2009-01-29 Robert Millan <rmh@aybabtu.com>
29993 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29994 * config/i386/kopensolaris-gnu.h: New file. Undefine
29995 `MD_UNWIND_SUPPORT'.
29996 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29998 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30000 PR tree-optimization/39007
30001 * tree-loop-distribution.c (generate_builtin): Use
30002 recompute_dominator to compute the immediate dominator of the
30003 basic block just after the loop.
30005 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30007 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30008 (ASM_OUTPUT_DWARF_PCREL): Define.
30010 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30012 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30013 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30014 global. Modify entries about regmove and IRA.
30016 * ra-conflict.c: Remove the file.
30018 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30020 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30021 (pass_regclass_init): Rename to pass_reginfo_init.
30023 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30025 * toplev.h (flag_ira): Remove.
30027 * caller-save.c (setup_save_areas): Remove flag_ira.
30029 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30031 * global.c: Remove the file.
30033 * opts.c (decode_options): Remove flag_ira.
30035 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30037 * regmove.c: Modify file description.
30038 (find_use_as_address, try_auto_increment): Define them only if
30039 AUTO_INC_DEC is defined.
30040 (replacement_quality, replace_in_call_usage, fixup_match_1,
30041 stable_and_no_regs_but_for_p): Remove.
30042 (reg_set_in_bb): Make it static.
30043 (regmove_optimize): Remove flag_ira and code which worked for
30046 * local-alloc.c: Remove the file.
30048 * common.opt (fira): Remove.
30050 * ira.c: Include except.h.
30051 (eliminable_regset): Move from global.c.
30052 (mark_elimination): Ditto. Remove flag_ira.
30053 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30054 equiv_mem_modified, validate_equiv_mem_from_store,
30055 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30056 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30057 no_equiv, recorded_label_ref): Move from local-alloc.c.
30058 (update_equiv_regs): Ditto. Make it static.
30059 (print_insn_chain, print_insn_chains): Move it from global.c.
30060 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30061 (build_insn_chain): Ditto. Make it static.
30062 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30063 Rename to init_live_subregs.
30064 (gate_ira): Remove flag_ira.
30066 * regclass.c: Rename reginfo.c. Change file description.
30067 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30068 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30069 (init_reg_sets_1): Remove code for evaluation of
30070 reg_class_superclasses and losing_caller_save_reg_set.
30071 (init_regs): Remove init_reg_autoinc.
30072 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30073 ok_for_base_p_nonstrict): Remove.
30074 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30075 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30076 corresponding entries.
30077 (dump_regclass, record_operand_costs, scan_one_insn,
30078 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30079 record_address_regs, auto_inc_dec_reg_p): Remove.
30080 (gt-regclass.h): Rename to gt-reginfo.h.
30082 * rtl.h (dump_global_regs, retry_global_alloc,
30083 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30085 * Makefile.in (RA_H): Remove.
30086 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30087 Rename regclass.o to reginfo.o.
30088 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30090 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30091 (GTFILES): Rename regclass.c to reginfo.c.
30093 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30094 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30096 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30097 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30099 (finish_spills): Ditto. Remove code for !flag_ira.
30101 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30103 PR middle-end/35854
30104 * doc/invoke.texi (rtl debug options): Complete rewrite.
30105 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30107 * mode-switching.c (pass_mode_switching): Rename pass from
30108 "mode-sw" to "mode_sw".
30109 * except.c (pass_convert_to_eh_ranges): Rename pass from
30110 "eh-ranges" to "eh_ranges".
30111 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30115 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30116 Alexander Monakov <amonakov@ispras.ru>
30118 PR middle-end/38857
30119 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30121 (move_exprs_to_boundary): Change return type and pass through
30122 should_move from move_op. Relax assert. Update usage ...
30123 (schedule_expr_on_boundary): ... here. Use should_move instead of
30125 (move_op_orig_expr_found): Indicate that insn was disconnected from
30127 (code_motion_process_successors): Do not call after_merge_succs
30128 callback if original expression was not found when traversing any of
30130 (code_motion_path_driver): Change return type. Update prototype.
30131 (move_op): Update comment. Add a new parameter (should_move). Update
30132 prototype. Set *should_move based on indication provided by
30133 move_op_orig_expr_found.
30135 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30137 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30138 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30139 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30140 * config/rs6000/rs6000.c (rs6000_override_options): Default
30141 avoid-indexed-addresses on for Power6, off for everything else.
30142 (avoiding_indexed_address_p): New function.
30143 (rs6000_legitimize_address): Use it.
30144 (rs6000_legitimate_address): Likewise.
30145 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30147 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30149 PR tree-optimization/38997
30150 * tree-loop-distribution.c (generate_memset_zero): Use
30151 POINTER_PLUS_EXPR for a pointer addition.
30153 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30155 * config/s390/s390.md (bswap<mode>2): New pattern added.
30157 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30159 * config/s390/s390.md (*tls_load_31): Added type attribute.
30161 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30163 * config/s390/s390.md: Fix a few comments.
30165 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30167 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30168 (*tm<mode>_full): Fixed z10prop attribute.
30169 (*tst<mode>_extimm): Fixed z10prop attribute.
30170 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30171 (*tstqiCCT_cconly): Fixed z10prop attribute.
30172 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30173 (*movsi_larl): Fixed z10prop attribute.
30174 (*movsi_zarch): Fixed z10prop attribute.
30175 (*movsi_eas): Fixed z10prop attribute.
30176 (*movhi): Fixed z10prop attribute.
30177 (*movqi): Fixed z10prop attribute.
30178 (*movstrictqi): Fixed z10prop attribute.
30179 (*mov<mode>): Fixed z10prop attribute.
30180 (*movcc): Fixed z10prop attribute.
30181 (*sethighpartdi_64): Fixed z10prop attribute.
30182 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30183 (*negdi2_sign_cc): Fixed z10prop attribute.
30184 (*negdi2_sign): Fixed z10prop attribute.
30185 (*absdi2_sign_cc): Fixed z10prop attribute.
30186 (*absdi2_sign): Fixed z10prop attribute.
30187 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30188 (*negabsdi2_sign): Fixed z10prop attribute.
30189 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30190 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30191 (doloop_si64): Fixed z10prop attribute.
30192 (doloop_si31): Fixed z10prop attribute.
30193 (doloop_long): Fixed z10prop attribute.
30194 (indirect_jump): Fixed z10prop attribute.
30195 (nop): Fixed z10prop attribute.
30196 (main_base_64): Fixed z10prop attribute.
30197 (reload_base_64): Fixed z10prop attribute.
30199 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30201 PR rtl-optimization/38740
30202 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30204 * config/mips/mips.c (mips_reorg): Likewise.
30206 2009-01-28 Richard Guenther <rguenther@suse.de>
30208 PR tree-optimization/38926
30209 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30210 with the correct value id to a value.
30211 (do_regular_insertion): Use the value number of edoubleprime
30212 for the value number of the expr.
30215 2008-08-21 Richard Guenther <rguenther@suse.de>
30217 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30218 a PHI ask VN if it is already available.
30219 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30220 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30222 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30224 PR middle-end/38934
30225 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30226 set to varying whenever max has TREE_OVERFLOW set, similarly
30227 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30229 2009-01-28 Richard Guenther <rguenther@suse.de>
30231 PR middle-end/38908
30232 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30233 uninitialized aggregate uses in call arguments.
30235 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30237 PR tree-optimization/38984
30238 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30239 the nothing_id variable if -fno-delete-null-pointer-checks.
30241 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30244 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30245 (set_got_offset_rex64): Ditto.
30247 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30250 * doc/extend.texi: Improve local variable with asm reg.
30252 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30254 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30255 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30256 was not supplied then set warn_packed_bitfield_compat to the
30257 default value of 1.
30258 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30261 2009-01-27 Richard Guenther <rguenther@suse.de>
30263 PR tree-optimization/38503
30264 * cfgexpand.c (expand_gimple_basic_block): Ignore
30265 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30266 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30267 variables that cannot have TBAA applied.
30268 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30271 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30273 PR middle-end/38969
30274 * calls.c (initialize_argument_information): Do not wrap complex
30275 arguments in SAVE_EXPR.
30277 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30279 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30280 (INSTALL_LIBGCC): Revert typo commit.
30282 2009-01-26 Richard Guenther <rguenther@suse.de>
30284 PR tree-optimization/38745
30285 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30286 from special handling.
30288 2009-01-26 Richard Guenther <rguenther@suse.de>
30290 PR tree-optimization/38745
30291 * tree-ssa.c (execute_update_addresses_taken): Do not include
30292 variables that cannot possibly be a register in not_reg_needs.
30293 Do not clear TREE_ADDRESSABLE on vars that may not become
30295 * tree-ssa.c (update_alias_info_1): Include those in the set
30296 of addressable vars.
30298 2009-01-26 Richard Guenther <rguenther@suse.de>
30300 PR middle-end/38851
30301 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30302 * tree-ssa-dse.c: Include langhooks.h
30303 (execute_simple_dse): Remove stores with zero size.
30305 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30308 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30311 2009-01-24 Julian Brown <julian@codesourcery.com>
30313 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30314 config/arm/linux-atomic.c.
30315 * config/arm/linux-atomic.c: New.
30317 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30319 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30320 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30321 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30323 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30326 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30329 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30331 PR tree-optimization/38953
30332 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30333 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30334 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30335 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30338 2009-01-24 Paul Brook <paul@codesourcery.com>
30340 * config/arm/neon.md (neon_type): Move to arm.md.
30341 (neon_mov<VSTRUCT>): Add neon_type attribute.
30342 * config/arm/arm.md (neon_type): Move to here.
30343 (conds): Add "unconditioal" and use as default for NEON insns.
30345 2009-01-24 Ben Elliston <bje@au.ibm.com>
30347 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30348 void *' warning from -Wc++-compat.
30349 * Makefile.in (dominance.o-warn): Remove.
30351 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30353 PR tree-optimization/38932
30354 * fold-const.c (fold_unary_ignore_overflow): New.
30355 * tree.h (fold_unary_ignore_overflow): Declare.
30356 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30357 * tree-ssa-sccvn.c (visit_reference_op_load,
30358 simplify_unary_expression): Likewise.
30360 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30362 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30363 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30364 regardless of their type.
30365 * c-common.c (handle_packed_attribute): Don't ignore packed on
30367 * c.opt (Wpacked-bitfield-compat): New warning option.
30368 * stor-layout.c (place_field): Warn if offset of a field changed.
30369 * doc/extend.texi (packed): Mention the ABI change.
30370 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30371 (Warning Options): Add it to the list.
30373 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30375 * c-opts.c (c_common_post_options): Fix a typo in comments.
30377 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30379 PR middle-end/38615
30380 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30381 variables to static.
30382 * doc/invoke.texi (-fmerge-all-constants): Update description.
30384 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30387 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30388 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30390 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30392 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30394 (LOCAL_ALIGNMENT): Similarly.
30396 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30397 Joseph Myers <joseph@codesourcery.com>
30399 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30400 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30401 * config/arm/arm-tune.md: Regenerate.
30402 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30405 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30407 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30408 version number to five.
30410 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30413 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30414 * c-common.c (set_underlying_type): Likewise.
30415 (is_typedef_decl ): Likewise
30417 (set_underlying_type): Likewise.
30418 (is_typedef_type): Likewise.
30420 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30422 PR middle-end/38587
30423 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30426 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30429 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30430 (LIBGCC_SPEC): Don't define.
30431 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30433 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30435 PR rtl-optimization/38879
30436 * alias.c (base_alias_check): Unaligned access via AND address can
30437 alias all surrounding object types except those with sizes equal
30438 or wider than the size of unaligned access.
30440 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30443 * c-decl.c (clone_underlying_type): Move this ...
30444 * c-common.c (set_underlying_type): ... here.
30445 Also, make sure the function properly sets TYPE_STUB_DECL() on
30446 the newly created typedef variant type.
30447 (is_typedef_decl ): New entry point.
30448 * tree.h: Added a new member member_types_needing_access_check to
30449 struct tree_decl_non_common.
30450 (set_underlying_type): New entry point.
30451 (is_typedef_type): Likewise.
30453 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30455 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30456 Check whether two instructions have memory references that
30457 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30458 are helper functions for traversing.
30459 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30460 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30461 not to draw dependency edge for instructions with non-conflicting
30464 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30467 * longlong.h: Update copyright years. Use soft-fp license notice.
30468 Sync __clz_tab declaration with glibc.
30470 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30473 * doc/extend.texi (syscall_linkage): New.
30474 (version_id): Modify.
30476 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30477 Richard Guenther <rguenther@suse.de>
30479 PR tree-optimization/38747
30480 PR tree-optimization/38748
30481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30482 conversion if the base address is an indirect reference and the
30483 aliasing sets could cause issues.
30485 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30487 * common.opt (fgraphite, fgraphite-identity): Add comment for
30488 explaining why these options are not documented.
30490 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30492 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30493 gimple_call_lhs is NULL.
30495 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30498 * emit-rtl.c (adjust_address_1): Make sure memref is never
30501 2009-01-20 Ben Elliston <bje@au.ibm.com>
30503 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30504 const qualifier from arg parameter. Remove unnecessary cast to char *.
30505 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30506 const qualifier from arg 2.
30508 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30510 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30512 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30515 * rtl.h (reinit_regs): New prototype.
30516 * regclass.c: Include ira.h.
30517 (reinit_regs): New.
30518 * Makefile.in (regclass.o): Add ira.h.
30519 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30521 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30524 * c-common.c (handle_aligned_attribute): Use
30525 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30526 default alignment value.
30528 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30530 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30531 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30533 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30534 __BIGGEST_ALIGNMENT__.
30536 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30538 2009-01-18 Richard Guenther <rguenther@suse.de>
30540 PR tree-optimization/38819
30541 * tree-flow.h (operation_could_trap_helper_p): Declare.
30542 * tree-eh.c (operation_could_trap_helper_p): Export.
30543 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30544 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30545 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30546 are about to insert a possibly trapping instruction and fail
30549 2009-01-18 Andreas Schwab <schwab@suse.de>
30551 * doc/install.texi (Configuration): Remove obsolete paragraph
30552 about use of --with-gnu-ld with --with-gnu-as.
30554 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30556 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30557 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30558 Follow spelling conventions.
30560 2009-01-18 Ben Elliston <bje@au.ibm.com>
30562 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30563 C++ warning about implicit conversion from void * to struct
30565 (bitmap_obstack_free): Likewise for bitmap_element *.
30566 * Makefile.in (bitmap.o-warn): Remove.
30568 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30570 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30572 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30573 Tobias Grosser <tobi.grosser@amd.com>
30575 * graphite.c (graphite_trans_scop_block): Do not block single
30578 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30580 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30581 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30582 test with assertion.
30584 2009-01-16 Richard Guenther <rguenther@suse.de>
30586 PR tree-optimization/38835
30587 PR middle-end/36227
30588 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30589 and INT + PTR -> (INT)(PTR p+ INT) folding.
30590 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30592 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30595 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30596 the subreg from a lowpart subreg if it is also casting the value.
30598 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30599 Tobias Grosser <tobi.grosser@amd.com>
30601 * graphite.c (compare_prefix_loops): New.
30602 (build_scop_canonical_schedules): Rewritten.
30603 (graphite_transform_loops): Move build_scop_canonical_schedules
30604 after build_scop_iteration_domain.
30606 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30607 Tobias Grosser <tobi.grosser@amd.com>
30609 * graphite.c (add_conditions_to_domain): Add the loops to
30610 the dimension of the iteration domain. Do copy the domain
30611 only when it exists.
30612 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30613 (add_conditions_to_constraints): New.
30614 (can_generate_code_stmt, can_generate_code): Removed.
30615 (gloog): Do not call can_generate_code.
30616 (graphite_transform_loops): Call add_conditions_to_constraints
30617 after building the iteration domain.
30619 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30621 PR tree-optimization/38789
30622 * tree-ssa-threadedge.c
30623 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30624 __builtin_constant_p.
30626 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30628 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30629 examined before deleting them.
30631 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30633 * function.c (aggregate_value_p): Correctly extract the function
30634 type from CALL_EXPR_FN lookup.
30636 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30638 * config/picochip/picochip.c (picochip_override_options): Revert
30639 CFI asm flag disable commited previously.
30641 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30642 Tobias Grosser <tobi.grosser@amd.com>
30643 Jan Sjodin <jan.sjodin@amd.com>
30645 * graphite.c (scan_tree_for_params): On substractions negate
30646 all the coefficients of the term.
30647 (clast_to_gcc_expression_red): New. Handle reduction expressions
30648 of more than two operands.
30649 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30650 (get_vdef_before_scop): Handle also the case of default definitions.
30652 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30654 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30655 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30656 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30658 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30659 Joey Ye <joey.ye@intel.com>
30661 PR middle-end/37843
30662 * cfgexpand.c (expand_stack_alignment): Don't update stack
30663 boundary nor check incoming stack boundary here.
30664 (gimple_expand_cfg): Update stack boundary and check incoming
30665 stack boundary here.
30667 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30669 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30671 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30673 PR rtl-optimization/38245
30674 * calls.c (expand_call): Add stack arguments to
30675 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30676 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30677 in regs and partially in memory or BLKmode arguments.
30678 (emit_library_call_value_1): Add stack arguments to
30679 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30680 ACCUMULATE_OUTGOING_ARGS).
30681 * dce.c: Include tm_p.h.
30682 (find_call_stack_args): New function.
30683 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30685 (mark_insn): Call find_call_stack_args for CALL_Ps.
30686 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30687 forwards. Allocate and free arg_stores bitmap if needed, pass it
30688 down to deletable_insn_p, don't mark stores set in arg_stores
30689 bitmap, clear the bitmap at the beginning of each bb.
30690 * Makefile.in (dce.o): Depend on $(TM_P_H).
30692 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30695 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30696 to make sure the insn is a conditional test (bug 22599). Reformat a
30699 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30701 PR middle-end/38431
30702 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30703 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30704 (gloog): Do not call cleanup_tree_cfg.
30705 (graphite_transform_loops): Call cleanup_tree_cfg after all
30706 scops have been code generated.
30708 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30709 * doc/gty.texi (Invoking the garbage collector): Added new node
30710 and section documenting ggc_collect.
30712 2009-01-14 Richard Guenther <rguenther@suse.de>
30714 PR tree-optimization/38826
30715 PR middle-end/38477
30716 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30717 initialization notes only if we actually emitted a warning.
30718 (intra_create_variable_infos): Add constraints for a result decl
30719 that is passed by hidden reference.
30720 (build_pred_graph): Mark all related variables non-direct on
30723 2009-01-14 Nick Clifton <nickc@redhat.com>
30725 * ira-conflicts.c: Include addresses.h for the definition of
30727 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30728 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30730 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30733 * Makefile.in (ira-lives.o): Add except.h.
30735 * ira-lives.c: Include except.h.
30736 (process_bb_node_lives): Process can_throw_internal.
30738 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30740 PR rtl-optimization/38774
30741 * combine.c (simplify_set): When undoing cc_use change, don't do
30742 PUT_CODE on the newly created comparison, but instead put back the
30745 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30747 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30748 values. Remove duplicate arm8 entry.
30750 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30752 PR tree-optimization/38786
30753 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30754 the SSA_NAME case of expand_scalar_variables_expr.
30755 Set the type of an expression to the type of its assign statement.
30756 (expand_scalar_variables_expr): Also gather the scalar computation
30757 used to index the memory access. Do not pass loop_p.
30758 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30759 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30760 the gimple_stmt_iterator where it inserts new code.
30761 Do not pass loop_p.
30762 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30763 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30765 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30767 * graphite.h (debug_value): Removed.
30768 * graphite.c (debug_value): Removed.
30770 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30772 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30773 ldrd/strd with two 32-bit instructions.
30775 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30777 * config/arm/arm.c (struct processors): Pass for speed down into
30778 cost helper functions.
30779 (const_ok_for_op): Handle COMPARE and inequality nodes.
30780 (arm_rtx_costs_1): Rewrite.
30781 (arm_size_rtx_costs): Update prototype.
30782 (arm_rtx_costs): Pass speed down to helper functions.
30783 (arm_slowmul_rtx_costs): Rework cost calculations.
30784 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30785 (arm_9e_rtx_costs): Likewise.
30787 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30789 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30790 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30791 (alpha_legitimize_address): Do not split local symbols wider than
30792 UNITS_PER_WORD into HIGH/LO_SUM parts.
30794 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30797 * gcc.c (process_command): Replace call to execvp with calls
30798 to pex_one and exit.
30800 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30803 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30804 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30805 variant for devices with 3-byte PC.
30806 (__tablejump_elpm__): New.
30808 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30811 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30812 offsetof member-designator, handle it as `[0].'.
30814 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30816 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30817 function when not using named sections on targets with named sections
30818 if branch distance is less than 262132.
30820 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30822 * combine.c (combine_instructions): Recompute
30823 optimize_this_for_speed_p for each BB in the main combine loop.
30825 2009-01-12 Tomas Bily <tbily@suse.cz>
30828 * tree-loop-distribution.c (prop_phis): New function.
30829 (generate_builtin): Call prop_phis.
30831 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30833 PR tree-optimization/38807
30834 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30835 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30837 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30839 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30840 subreg of op0 to the original op0.
30842 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30844 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30846 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30849 * mips-tfile.c (parse_def): Fix parsing of def strings
30850 starting with digits.
30852 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30855 * config/arm/arm.c (arm_is_long_call_p): Don't call
30856 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30858 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30860 * regrename.c (regrename_optimize): Fix dumping.
30861 (find_oldest_value_reg): Preserve REG_POINTER.
30862 (copy_hardreg_forward_1): Likewise.
30864 2009-01-09 Diego Novillo <dnovillo@google.com>
30866 * gimple.h (struct gimple_statement_base) <uid>: Document
30867 the restrictions on its use.
30868 (gimple_uid): Tidy.
30869 (gimple_set_uid): Tidy.
30871 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30873 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30874 zero guard even if align_bytes != 0 and count is smaller than
30877 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30879 PR rtl-optimization/38495
30880 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30881 (add_range_and_copies_from_move_list): Print all added ranges.
30882 Add ranges to memory optimized destination.
30884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30888 * config/i386/i386.c (override_options): Reject
30889 -mstringop-strategy=rep_8byte with -m32.
30890 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30891 to 1. Do count comparison against epilogue_size_needed at compile
30892 time even when count_exp was constant forced into register. For
30893 size_needed don't jump to epilogue, instead just avoid aligning
30894 and invoke the body algorithm. If need_zero_guard, add zero guard
30895 even if count is non-zero, but smaller than size_needed + number of
30896 bytes that could be stored for alignment.
30897 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30898 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30899 but smaller than size_needed + number of bytes that could be stored
30900 for alignment. Compare size_needed with epilogue_size_needed instead
30901 of desired_align - align, don't adjust size_needed, pass
30902 epilogue_size_needed to the epilogue expanders.
30905 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30907 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30909 * pa.c (last_address): Change to unsigned.
30910 (update_total_code_bytes): Change argument to unsigned. Don't
30911 check if insn addresses are set.
30912 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30913 addresses are not set.
30914 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30916 2009-01-09 Nick Clifton <nickc@redhat.com>
30918 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30919 DECL_DECLARED_INLINE_P.
30921 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30923 PR middle-end/38347
30924 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30925 GET_MODE (op0) in operand_subword_force calls.
30927 PR middle-end/38771
30928 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30929 fold_convert arg0 operands to TREE_TYPE (op0) first.
30931 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30933 * params.def (ira-max-conflict-table-size): Decrease default value
30936 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30938 PR tree-optimization/37031
30939 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30941 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30942 allocate it using gc instead of heap, use VEC_quick_push instead of
30944 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30945 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30946 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30947 allocated vector from heap allocated.
30948 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30949 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30950 vector only after perfect_loop_nest_depth call.
30952 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30953 Jan Sjodin <jan.sjodin@amd.com>
30955 PR tree-optimization/38559
30956 * graphite.c (debug_value, copy_constraint,
30957 swap_constraint_variables, scale_constraint_variable, ): New.
30958 (get_lower_bound, get_upper_bound): Removed.
30959 (graphite_trans_bb_strip_mine): Clean up this code that works
30960 only for constant number of iterations. Fully copy upper and
30961 lower bound constraints, not only the constant part of them.
30962 * graphite.h (debug_value): Declared.
30964 2009-01-08 Ira Rosen <irar@il.ibm.com>
30966 PR tree-optimization/37194
30967 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30968 Don't add the cost of cost model guard in prologue to scalar
30969 outside cost in case of known number of iterations.
30971 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30972 Alan Modra <amodra@bigpond.net.au>
30974 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30975 non-word-aligned REG+CONST addressing.
30977 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30980 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30981 free_after_compilation when outputting a thunk.
30982 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30983 Do not call free_after_compilation here.
30985 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30987 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30988 (ix86_valid_target_attribute_inner_p): Ditto.
30990 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30992 PR tree-optimization/38492
30993 PR tree-optimization/38498
30994 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30995 * tree-chrec.h (scev_is_linear_expression): Declared.
30996 * graphite.c (graphite_cannot_represent_loop_niter): New.
30997 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30998 (graphite_loop_normal_form): Use gcc_assert.
30999 (scan_tree_for_params): Use CASE_CONVERT.
31000 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31001 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31002 Use gcc_assert. Discard scops that contain unhandled cases.
31003 (build_scop_conditions): Return a boolean status for unhandled cases.
31004 (strip_mine_profitable_p): Print the loop number, not its depth.
31005 (is_interchange_valid): Pass the depth of the loop nest, don't
31006 recompute it wrongly.
31007 (graphite_trans_bb_block): Same.
31008 (graphite_trans_bb_block): Print tentative of loop blocking.
31009 (graphite_trans_scop_block): Do not print that the loop has been
31011 (graphite_transform_loops): Do not handle scops that contain condition
31014 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31016 AVX Programming Reference (December, 2008)
31017 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31018 (_mm256_stream_pd): Likewise.
31019 (_mm256_stream_ps): Likewise.
31021 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31022 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31023 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31024 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31025 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31026 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31027 (ix86_expand_special_args_builtin): Likewise.
31029 * config/i386/sse.md (AVXMODEDI): New.
31030 (avx_movnt<mode>): Likewise.
31031 (avx_movnt<mode>): Likewise.
31032 (<sse>_movnt<mode>): Remove AVX support.
31033 (sse2_movntv2di): Likewise.
31035 2009-01-07 Richard Guenther <rguenther@suse.de>
31037 PR middle-end/38751
31038 * fold-const.c (extract_muldiv): Remove obsolete comment.
31039 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31040 to PLUS_EXPR canonicalization for the canonicalization.
31042 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31044 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31045 hosted cross-compilers generating less efficient code.
31047 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31049 * function.h (rtl_data): Add a dbr_scheduled_p field.
31050 * reorg.c (dbr_schedule): Set it.
31051 (gate_handle_delay_slots): Check it.
31052 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31053 (mips_reorg): Check flag_delayed_branch instead of
31054 mips_base_delayed_branch.
31055 (mips_override_options): Don't set mips_base_delayed_branch
31056 or flag_delayed_branch.
31058 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31060 PR rtl-optimization/38426.
31061 * ira.c (ira): Set current_function_is_leaf earlier.
31063 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31065 PR rtl-optimization/38722
31066 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31067 too early, only set a flag and modify after last possible
31070 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31073 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31074 * real.c (decimal_single_format): Correct values of emin and emax.
31075 (decimal_double_format): Ditto.
31076 (decimal_quad_format): Ditto.
31077 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31078 computation of DECnn_MIN and DECnn_MAX for corrected values of
31079 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31080 __DECnn_MIN__, and adjust its computation for the corrected value
31083 2009-01-06 Jan Hubicka <jh@suse.cz>
31086 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31088 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31090 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31091 Add Robert Clark to the list of testers.
31093 2009-01-06 Jan Hubicka <jh@suse.cz>
31094 Kai Tietz <kai.tietz@onevision.com>
31096 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31097 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31099 2009-01-06 Jan Hubicka <jh@suse.cz>
31100 Kai Tietz <kai.tietz@onevision.com>
31102 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31104 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31105 (ix86_nsaved_regs): Count only general purpose regs.
31106 (ix86_nsaved_sseregs): New.
31107 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31108 to 16 for w64; compute padding and size of sse reg save area.
31109 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31110 general purpose regs.
31111 (ix86_emit_save_sse_regs_using_mov): New.
31112 (ix86_expand_prologue): Save SSE regs if needed.
31113 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31114 (ix86_emit_restore_sse_regs_using_mov): New.
31115 (ix86_expand_epilogue): Save SSE regs if needed.
31117 2009-01-06 Jan Hubicka <jh@suse.cz>
31118 Kai Tietz <kai.tietz@onevision.com>
31120 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31121 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31122 functions when accumulate outgoing args is off.
31124 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31127 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31128 before using pseudos_have_intersected_live_ranges_p.
31130 * ira-int.h (ira_assert): Always define.
31132 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31134 AVX Programming Reference (December, 2008)
31135 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31136 (_mm256_permute2_pd): Likewise.
31137 (_mm_permute2_ps): Likewise.
31138 (_mm256_permute2_ps): Likewise.
31139 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31140 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31142 * config/i386/i386.c (ix86_builtins): Remove
31143 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31144 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31145 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31146 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31147 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31148 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31149 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31150 __builtin_ia32_vpermil2ps256.
31151 (ix86_init_mmx_sse_builtins): Updated.
31152 (ix86_expand_args_builtin): Likewise.
31154 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31156 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31157 long absolute calls when generating PA 2.0 code.
31159 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31161 PR rtl-optimization/38583
31162 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31164 * params.def (ira-max-conflict-table-size): New.
31166 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31168 * ira.h (ira_conflicts_p): New external definition.
31170 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31171 table. Report this. Return result of building.
31172 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31173 building conflict table.
31175 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31176 (ira_color): Use ira_conflicts_p.
31178 * global.c: Include ira.h.
31179 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31182 * Makefile.in (global.o): Add ira.h.
31184 * ira-build.c (mark_all_loops_for_removal,
31185 propagate_some_info_from_allocno): New.
31186 (remove_unnecessary_allocnos): Call
31187 propagate_some_info_from_allocno.
31188 (remove_low_level_allocnos): New.
31189 (remove_unnecessary_regions): Add parameter. Call
31190 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31191 parameter to remove_unnecessary_regions.
31192 (ira_build): Remove all regions but root if the conflict table was
31193 not built. Update conflict hard regs for allocnos crossing calls.
31195 * ira.c (ira_conflicts_p): New global.
31196 (ira): Define and use ira_conflicts_p.
31198 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31199 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31200 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31202 2009-01-06 Ben Elliston <bje@au.ibm.com>
31204 * gengtype-lex.l (YY_NO_INPUT): Define.
31206 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31209 * c-common.c (handle_vector_size_attribute): Also reject
31210 BOOLEAN_TYPE types.
31212 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31214 PR tree-optimization/38492
31215 * graphite.c (rename_map_elt, debug_rename_elt,
31216 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31217 rename_map_elt_info, eq_rename_map_elts,
31218 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31219 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31220 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31221 (sese_build_livein_liveouts): New.
31222 (new_sese, free_sese): New.
31223 (new_scop): Call new_sese.
31224 (free_scop): Call free_sese.
31225 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31226 (register_old_new_names): Renamed register_old_and_new_names.
31227 (register_scop_liveout_renames, add_loop_exit_phis,
31228 insert_loop_close_phis, struct igp,
31229 default_liveout_before_guard, add_guard_exit_phis,
31230 insert_guard_phis, copy_renames): New.
31231 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31232 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31233 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31234 (scop_adjust_phis_for_liveouts): New.
31235 (gloog): Call scop_adjust_phis_for_liveouts.
31237 * graphite.h (struct sese): Documented. Added fields liveout,
31238 num_ver and livein.
31239 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31240 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31241 (struct scop): Added field liveout_renames.
31242 (SCOP_LIVEOUT_RENAMES): New.
31244 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31246 PR tree-optimization/38510
31247 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31248 (translate_clast): Call recompute_all_dominators before
31250 (gloog): Call recompute_all_dominators before graphite_verify.
31252 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31253 Jan Sjodin <jan.sjodin@amd.com>
31255 PR tree-optimization/38500
31256 * graphite.c (create_sese_edges): Call fix_loop_structure after
31259 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31261 * config.gcc: Add m32r*-*-rtems*.
31262 * config/m32r/rtems.h: New file.
31264 2009-01-05 Ben Elliston <bje@au.ibm.com>
31266 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31267 (.po.pox): Likewise.
31268 (po/gcc.pot): Likewise.
31270 2009-01-04 David S. Miller <davem@davemloft.net>
31272 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31273 (STARTING_FRAME_OFFSET): Always set to zero.
31275 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31277 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31278 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31279 fixed-point types, and vectors of the same.
31281 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31283 * config/mips/sync.md (*mb_barrier): Rename to...
31284 (*memory_barrier): ...this.
31286 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31288 * doc/extend.texi (Function Attributes): Move @cindex after @item
31289 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31290 and put in alphabetical order. Fix 'target' name and put in order.
31291 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31294 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31296 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31297 (memory_barrier): Expand as unspec instead of unspec_volatile.
31298 Remove mem:BLK from insn operands. Use Pmode scratch register.
31299 (*memory_barrier): Define as unspec instead of unspec_volatile.
31300 Use (match_dup 0) as input operand.
31302 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31303 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31304 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31305 scratch register. Remove operand 1.
31306 (*stbar): Define as unspec instead of unspec_volatile.
31307 Use (match_dup 0) as input operand, remove (const_int 8).
31308 (*membar): Define as unspec instead of unspec_volatile.
31309 Use (match_dup 0) as input operand, remove input operand 2.
31311 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31312 (memory_barrier): Expand as unspec instead of unspec_volatile.
31313 Remove mem:BLK from insn operands. Use Pmode scratch register.
31314 (*memory_barrier): Define as unspec instead of unspec_volatile.
31315 Use (match_dup 0) as input operand.
31317 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31318 Remove mem:BLK from insn operands. Use Pmode scratch register.
31319 Set volatile flag on operand 0.
31320 (*memory_barrier): New insn pattern.
31322 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31324 (*memory_barrier): Use (match_dup 0) as input operand.
31326 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31327 Remove mem:BLK from insn operands. Use Pmode scratch register.
31328 Set volatile flag on operand 0.
31329 (*mb_internal): New insn pattern.
31331 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31333 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31335 PR middle-end/38586
31336 * function.c (struct temp_slot): Move to the section of the file
31337 that deals with temp slots. Remove field 'address'.
31338 (temp_slot_address_table): New hash table of address -> temp slot.
31339 (struct temp_slot_address_entry): New struct, items for the table.
31340 (temp_slot_address_compute_hash, temp_slot_address_hash,
31341 temp_slot_address_eq, insert_temp_slot_address): Support functions
31343 (find_temp_slot_from_address): Rewrite to use the new hash table.
31344 (remove_unused_temp_slot_addresses): Remove addresses of temp
31345 slots that have been made available.
31346 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31347 worker function for remove_unused_temp_slot_addresses.
31348 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31349 Add the temp slot address to the address -> temp slot map.
31350 (update_temp_slot_address): Update via insert_temp_slot_address.
31351 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31352 (pop_temp_slots): Likewise.
31353 (init_temp_slots): Allocate the address -> temp slot map, or empty
31354 the map if it is already allocated.
31355 (prepare_function_start): Initialize temp slot processing.
31357 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31359 PR middle-end/38584
31360 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31361 Calculate the size of all stack vars assuming no packing of stack
31362 vars will happen, replacing a quadratic algorithm with a linear one.
31364 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31367 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31370 2009-01-03 Diego Novillo <dnovillo@google.com>
31372 * doc/contrib.texi: Update contributions.
31374 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31377 * builtins.c (fold_builtin_memory_op): Give up if either operand
31378 is volatile. Set srctype or desttype to non-qualified version
31382 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31383 and FUNCTION_DECLs.
31385 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31387 PR rtl-optimization/35805
31388 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31389 problem if fast dce is able to remove any instructions.
31390 * dce.c (dce_process_block): Fix dump message.
31392 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31395 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31397 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31399 PR middle-end/38690
31400 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31401 * tree-pretty-print.c (op_code_prio): New function.
31402 (op_prio): No longer static. Use op_code_prio.
31403 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31404 Use op_prio and op_code_prio to determine if () should be
31405 printed around operand(s) or not.
31407 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31408 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31409 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31410 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31411 pp_character instead of pp_string for single letter printing.
31413 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31415 * doc/extend.texi: Fix '#pragma GCC option' typo.
31417 2009-01-02 Richard Guenther <rguenther@suse.de>
31419 * doc/install.texi (--enable-checking): Mention different
31420 default for stage1.
31421 (--enable-stage1-checking): Document.
31423 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31425 PR middle-end/30142
31426 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31427 case to be an error.
31429 2009-01-02 Ben Elliston <bje@au.ibm.com>
31431 * config/fp-bit.h (pack_d): Constify argument.
31432 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31433 (isnan): Constify argument.
31435 (iszero): Likewise.
31436 (pack_d): Likewise.
31437 (_fpadd_parts): Constify return type.
31438 (_fpmul_parts): Likewise.
31439 (_fpdiv_parts): Likewise.
31441 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31444 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31445 warn about overwriting initializer with side-effects or
31446 -Woverride-init if !IMPLICIT.
31447 (output_init_element): Likewise. Pass IMPLICIT down to
31449 (process_init_element): Add IMPLICIT argument. Pass it down
31450 to output_init_element.
31451 (push_init_element, pop_init_level, set_designator): Adjust
31452 process_init_element callers.
31453 (set_nonincremental_init, set_nonincremental_init_from_string):
31454 Adjust add_pending_init callers.
31455 (output_pending_init_elements): Adjust output_init_element callers.
31456 * c-tree.h (process_init_element): Adjust prototype.
31457 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31458 process_init_element callers.
31461 Copyright (C) 2009 Free Software Foundation, Inc.
31463 Copying and distribution of this file, with or without modification,
31464 are permitted in any medium without royalty provided the copyright
31465 notice and this notice are preserved.