1 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
3 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
5 2009-11-09 Jason Merrill <jason@redhat.com>
7 * gdbinit.in (pgq): New function for printing gimple sequence.
9 2009-11-09 Paul Brook <paul@codesourcery.com>
10 Daniel Jacobowitz <dan@codesourcery.com>
11 Sandra Loosemore <sandra@codesourcery.com>
13 * doc/extend.texi (Half-Precision): Update wording to reflect
14 that there are now multiple -mfpu options that enable fp16
16 * doc/invoke.texi: Update list of ARM -mfpu= options.
17 * config.gcc: Update ARM --with-fpu option list.
18 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
19 vfpv3xd and vfpv3xd-fp16.
20 (use_vfp_abi): New function.
21 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
23 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
24 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
25 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
26 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
28 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
30 (arm_print_operand): Handle 'p' modifier.
31 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
33 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
34 (TARGET_FP16): Define.
35 * config/arm/vfp.md: Disable double-precision patterns if the FPU
36 does not provide them.
37 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
38 double-precision values on a single-precision FPU.
39 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
40 double-precision constants.
41 (movhf_vfp_neon): New pattern (was movhf_vfp).
42 (movhf_vfp): Remove NEON instructions.
43 * config/arm/constraints.md: Add new "Dy" constraint for
44 double-precision constants. Update description of "Dv".
45 * config/arm/arm.md: Disable double-precision patterns if the FPU
48 2009-11-09 Jakub Jelinek <jakub@redhat.com>
50 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
51 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
54 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
56 * collect2.c (main): Search PLUGIN_LD for plugin linker.
58 * configure.ac (--with-plugin-ld): New. Default to ld.
59 * configure: Regenerated.
60 * config.in: Likewise.
62 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
63 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
65 2009-11-08 Jonathan Gray <jsg@openbsd.org>
67 * config/openbsd-stdint.h: Change to reflect what
68 c_common_nodes_and_builtins expects.
70 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
72 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
74 2009-11-08 Jakub Jelinek <jakub@redhat.com>
77 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
78 function contains at least one local dynamic name.
79 (print_operand) <case '&'>: Instead output operand lossage diagnostics
82 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
83 Joern Rennecke <amylaar@spamcop.net>
85 * cfgrtl.c (pass_free_cfg): Add pass name.
86 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
87 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
88 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
89 * df-core.c (pass_df_initialize_no_opt): Likewise.
90 * except.c (pass_rtl_eh): Likewise.
91 * function.c (pass_init_function, pass_leaf_regs): Likewise.
92 * gcse.c (pass_rtl_pre): Change pass name.
93 * passes.c (pass_postreload): Add pass name.
94 (make_pass_instance): Don't use duplicate-tracking logic for
95 names starting with '*'.
96 (next_pass_1): Assert that pass has a name.
97 (register_one_dump_file): If there is an space in the name,
99 * predict.c (pass_strip_predict_hints): Add pass name.
100 * reg-stack.c (pass_stack_regs): Likewise.
101 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
102 * tree-cfg.c (pass_warn_function_return,
103 pass_warn_function_noreturn): Add pass name.
104 * tree-dfa.c (pass_referenced_vars): Likewise.
105 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
106 Fix whitespace before comment.
107 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
108 (pass_init_datastructures): Add pass name.
109 * tree-ssa-loop.c (pass_record_bounds): Likewise.
110 * tree-ssa.c (pass_early_warn_uninitialized,
111 pass_late_warn_uninitialized): Likewise.
112 * tree.c (pass_ipa_free_lang_data): Likewise.
113 * doc/passes.texi (pass manager): Document how to disambiguate
116 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
118 * df-problems.c: Fix documentation for forward simulation of LR.
119 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
120 (df_simulate_finalize_forwards): Remove.
121 * df.h (df_simulate_finalize_forwards): Remove.
123 2009-11-08 Richard Guenther <rguenther@suse.de>
125 * tree-ssa-structalias.c (build_succ_graph): Properly make
126 variables escape if they are stored to anything.
128 2009-11-08 Richard Guenther <rguenther@suse.de>
130 PR rtl-optimization/41928
131 * loop-invariant.c (free_loop_data): If we didn't allocate
132 loop data do not try to free it.
134 2009-11-07 Jason Merrill <jason@redhat.com>
136 * tree.c (reconstruct_complex_type): Preserve attributes.
138 2009-11-07 Richard Guenther <rguenther@suse.de>
140 * tree-ssa-structalias.c (build_succ_graph): Feed stores
141 to anything only to variables that can take pointers.
142 (get_constraint_for_ssa_var): Properly exclude full
143 variables from expanding.
144 (first_vi_for_offset): Avoid overflow in arithmetic.
145 (first_or_preceding_vi_for_offset): Likewise.
146 (count_num_arguments): Fix implementation.
147 (gate_ipa_pta): Do not run when not optimizing.
149 2009-11-07 David Binderman <dcb314@hotmail.com>
151 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
152 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
153 set but not used variables.
154 (apply_args_reg_offset): Comment out as unused.
155 * calls.c (flags_from_decl_or_type): Likewise.
156 * genautomata.c (check_regexp_units_distribution): Likewise.
158 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
161 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
162 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
163 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
164 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
165 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
166 operand alternatives.
168 2009-11-06 Michael Matz <matz@suse.de>
171 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
172 of a potential reciprocal to really be reciprocals.
174 2009-11-06 Jakub Jelinek <jakub@redhat.com>
176 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
177 lwpintrin.h after immintrin.h.
178 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
182 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
183 or non-constant index, allow index one past the last element and
184 allow exceeding array bound in arrays that might be used as flexible
187 2009-11-05 Richard Henderson <rth@redhat.com>
189 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
191 2009-11-05 Paul Brook <paul@codesourcery.com>
193 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
195 (all_fpus): Add FPU details.
196 (fp_model_for_fpu): Remove.
197 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
198 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
199 (arm_file_start): Use arm_fpu_desc.
200 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
201 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
203 (TARGET_FPA_EMU2): Define.
204 (arm_fp_model, fputype, arm_fpu_tune): Remove.
205 (vfp_reg_type, arm_fpu_desc): New.
206 * config/arm/arm.md (attr fpu): Simplify.
207 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
208 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
209 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
210 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
211 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
213 2009-11-05 Michael Matz <matz@suse.de>
215 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
217 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
220 2009-11-04 Jason Merrill <jason@redhat.com>
223 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
224 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
225 (output_constant): Avoid crash after error.
227 2009-11-05 Martin Jambor <mjambor@suse.cz>
229 * tree-sra.c (struct access): Changed comment of next_sibling field.
230 (analyze_modified_params): Loop over accesses of a group rather than
231 over all with the ame base, pass a common bitmap to
233 (unmodified_by_ref_scalar_representative): Build link lists of
235 (splice_param_accesses): Likewise.
237 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
239 * df-scan.c (df-uses-record): Add case zero_extract of mem.
241 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
245 * config/i386/i386.md (probe_stack): New expander.
246 (logical operation peepholes): Do not split stack checking probes.
248 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
249 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
251 * doc/invoke.texi (-mlwp): Add documentation.
252 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
253 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
255 * config/i386/lwpintrin.h: New file, provide x86 compiler
257 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
258 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
259 * config/i386/i386-c.c (ix86_target_macros_internal): Check
261 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
262 * config/i386/i386.opt (-mlwp): New switch for LWP support.
263 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
264 (OPTION_MASK_ISA_LWP_UNSET): New.
265 (ix86_handle_option): Handle -mlwp.
266 (isa_opts): Handle -mlwp.
267 (enum pta_flags): Add PTA_LWP.
268 (override_options): Add LWP support.
269 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
270 (IX86_BUILTIN_LLWPCB32): Ditto.
271 (IX86_BUILTIN_LLWPCB64): Ditto.
272 (IX86_BUILTIN_SLWPCB16): Ditto.
273 (IX86_BUILTIN_SLWPCB32): Ditto.
274 (IX86_BUILTIN_SLWPCB64): Ditto.
275 (IX86_BUILTIN_LWPVAL16): Ditto.
276 (IX86_BUILTIN_LWPVAL32): Ditto.
277 (IX86_BUILTIN_LWPVAL64): Ditto.
278 (IX86_BUILTIN_LWPINS16): Ditto.
279 (IX86_BUILTIN_LWPINS32): Ditto.
280 (IX86_BUILTIN_LWPINS64): Ditto.
281 (enum ix86_special_builtin_type): Add LWP intrinsic support.
282 (builtin_description): Ditto.
283 (ix86_init_mmx_sse_builtins): Ditto.
284 (ix86_expand_special_args_builtin): Ditto.
285 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
287 (UNSPEC_SLWP_INTRINSIC): Ditto.
288 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
289 (UNSPECV_LWPINS_INTRINSIC): Ditto.
290 (lwp_llwpcbhi1): New lwp pattern.
291 (lwp_llwpcbsi1): Ditto.
292 (lwp_llwpcbdi1): Ditto.
293 (lwp_slwpcbhi1): Ditto.
294 (lwp_slwpcbsi1): Ditto.
295 (lwp_slwpcbdi1): Ditto.
296 (lwp_lwpvalhi3): Ditto.
297 (lwp_lwpvalsi3): Ditto.
298 (lwp_lwpvaldi3): Ditto.
299 (lwp_lwpinshi3): Ditto.
300 (lwp_lwpinssi3): Ditto.
301 (lwp_lwpinsdi3): Ditto.
303 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
304 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
307 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
310 2009-11-04 Richard Guenther <rguenther@suse.de>
311 Rafael Avila de Espindola <espindola@google.com>
313 * gcc.c (process_command): Handle arguments name@offset.
315 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
316 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
318 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
320 * config/i386/xopintrin.h: New file, provide common x86 compiler
322 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
323 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
324 * config/i386/i386-c.c(ix86_target_macros_internal): Check
326 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
327 * config/i386/i386.opt (-mxop): New switch for XOP support.
328 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
329 (UNSPEC_XOP_TRUEFALSE)
331 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
332 (PPERM_*): New constants for vpperm instruction.
333 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
334 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
335 (OPTION_MASK_ISA_XOP_UNSET): New.
336 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
337 (ix86_handle_option): Handle -mxop.
338 (isa_opts): Handle -mxop.
339 (enum pta_flags): Add PTA_XOP.
340 (override_options): Add XOP support.
341 (print_operand): Add code for XOP compare instructions.
342 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
343 (ix86_expand_int_vcond): Extend for XOP compare instruction.
345 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
346 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
347 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
348 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
349 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
350 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
351 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
353 (IX86_BUILTIN_VPCMOV256): Ditto.
354 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
355 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
356 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
357 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
358 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
359 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
361 (IX86_BUILTIN_VPPERM): Ditto.
363 (IX86_BUILTIN_VPMACSSWW): Ditto.
364 (IX86_BUILTIN_VPMACSWW): Ditto.
365 (IX86_BUILTIN_VPMACSSWD): Ditto.
366 (IX86_BUILTIN_VPMACSWD): Ditto.
367 (IX86_BUILTIN_VPMACSSDD): Ditto.
368 (IX86_BUILTIN_VPMACSDD): Ditto.
369 (IX86_BUILTIN_VPMACSSDQL): Ditto.
370 (IX86_BUILTIN_VPMACSSDQH): Ditto.
371 (IX86_BUILTIN_VPMACSDQL): Ditto.
372 (IX86_BUILTIN_VPMACSDQH): Ditto.
373 (IX86_BUILTIN_VPMADCSSWD): Ditto.
374 (IX86_BUILTIN_VPMADCSWD): Ditto.
376 (IX86_BUILTIN_VPHADDBW): Ditto.
377 (IX86_BUILTIN_VPHADDBD): Ditto.
378 (IX86_BUILTIN_VPHADDBQ): Ditto.
379 (IX86_BUILTIN_VPHADDWD): Ditto.
380 (IX86_BUILTIN_VPHADDWQ): Ditto.
381 (IX86_BUILTIN_VPHADDDQ): Ditto.
382 (IX86_BUILTIN_VPHADDUBW): Ditto.
383 (IX86_BUILTIN_VPHADDUBD): Ditto.
384 (IX86_BUILTIN_VPHADDUBQ): Ditto.
385 (IX86_BUILTIN_VPHADDUWD): Ditto.
386 (IX86_BUILTIN_VPHADDUWQ): Ditto.
387 (IX86_BUILTIN_VPHADDUDQ): Ditto.
388 (IX86_BUILTIN_VPHSUBBW): Ditto.
389 (IX86_BUILTIN_VPHSUBWD): Ditto.
390 (IX86_BUILTIN_VPHSUBDQ): Ditto.
392 (IX86_BUILTIN_VPROTB): Ditto.
393 (IX86_BUILTIN_VPROTW): Ditto.
394 (IX86_BUILTIN_VPROTD): Ditto.
395 (IX86_BUILTIN_VPROTQ): Ditto.
396 (IX86_BUILTIN_VPROTB_IMM): Ditto.
397 (IX86_BUILTIN_VPROTW_IMM): Ditto.
398 (IX86_BUILTIN_VPROTD_IMM): Ditto.
399 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
401 (IX86_BUILTIN_VPSHLB): Ditto.
402 (IX86_BUILTIN_VPSHLW): Ditto.
403 (IX86_BUILTIN_VPSHLD): Ditto.
404 (IX86_BUILTIN_VPSHLQ): Ditto.
405 (IX86_BUILTIN_VPSHAB): Ditto.
406 (IX86_BUILTIN_VPSHAW): Ditto.
407 (IX86_BUILTIN_VPSHAD): Ditto.
408 (IX86_BUILTIN_VPSHAQ): Ditto.
410 (IX86_BUILTIN_VFRCZSS): Ditto.
411 (IX86_BUILTIN_VFRCZSD): Ditto.
412 (IX86_BUILTIN_VFRCZPS): Ditto.
413 (IX86_BUILTIN_VFRCZPD): Ditto.
414 (IX86_BUILTIN_VFRCZPS256): Ditto.
415 (IX86_BUILTIN_VFRCZPD256): Ditto.
417 (IX86_BUILTIN_VPCOMEQUB): Ditto.
418 (IX86_BUILTIN_VPCOMNEUB): Ditto.
419 (IX86_BUILTIN_VPCOMLTUB): Ditto.
420 (IX86_BUILTIN_VPCOMLEUB): Ditto.
421 (IX86_BUILTIN_VPCOMGTUB): Ditto.
422 (IX86_BUILTIN_VPCOMGEUB): Ditto.
423 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
424 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
426 (IX86_BUILTIN_VPCOMEQUW): Ditto.
427 (IX86_BUILTIN_VPCOMNEUW): Ditto.
428 (IX86_BUILTIN_VPCOMLTUW): Ditto.
429 (IX86_BUILTIN_VPCOMLEUW): Ditto.
430 (IX86_BUILTIN_VPCOMGTUW): Ditto.
431 (IX86_BUILTIN_VPCOMGEUW): Ditto.
432 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
433 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
435 (IX86_BUILTIN_VPCOMEQUD): Ditto.
436 (IX86_BUILTIN_VPCOMNEUD): Ditto.
437 (IX86_BUILTIN_VPCOMLTUD): Ditto.
438 (IX86_BUILTIN_VPCOMLEUD): Ditto.
439 (IX86_BUILTIN_VPCOMGTUD): Ditto.
440 (IX86_BUILTIN_VPCOMGEUD): Ditto.
441 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
442 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
444 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
445 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
446 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
447 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
448 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
449 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
450 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
451 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
453 (IX86_BUILTIN_VPCOMEQB): Ditto.
454 (IX86_BUILTIN_VPCOMNEB): Ditto.
455 (IX86_BUILTIN_VPCOMLTB): Ditto.
456 (IX86_BUILTIN_VPCOMLEB): Ditto.
457 (IX86_BUILTIN_VPCOMGTB): Ditto.
458 (IX86_BUILTIN_VPCOMGEB): Ditto.
459 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
460 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
462 (IX86_BUILTIN_VPCOMEQW): Ditto.
463 (IX86_BUILTIN_VPCOMNEW): Ditto.
464 (IX86_BUILTIN_VPCOMLTW): Ditto.
465 (IX86_BUILTIN_VPCOMLEW): Ditto.
466 (IX86_BUILTIN_VPCOMGTW): Ditto.
467 (IX86_BUILTIN_VPCOMGEW): Ditto.
468 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
469 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
471 (IX86_BUILTIN_VPCOMEQD): Ditto.
472 (IX86_BUILTIN_VPCOMNED): Ditto.
473 (IX86_BUILTIN_VPCOMLTD): Ditto.
474 (IX86_BUILTIN_VPCOMLED): Ditto.
475 (IX86_BUILTIN_VPCOMGTD): Ditto.
476 (IX86_BUILTIN_VPCOMGED): Ditto.
477 (IX86_BUILTIN_VPCOMFALSED): Ditto.
478 (IX86_BUILTIN_VPCOMTRUED): Ditto.
480 (IX86_BUILTIN_VPCOMEQQ): Ditto.
481 (IX86_BUILTIN_VPCOMNEQ): Ditto.
482 (IX86_BUILTIN_VPCOMLTQ): Ditto.
483 (IX86_BUILTIN_VPCOMLEQ): Ditto.
484 (IX86_BUILTIN_VPCOMGTQ): Ditto.
485 (IX86_BUILTIN_VPCOMGEQ): Ditto.
486 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
487 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
489 (enum multi_arg_type): New enum for describing the various XOP
490 intrinsic argument types.
491 (bdesc_multi_arg): New table for XOP intrinsics.
492 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
493 (ix86_expand_multi_arg_builtin): New function for creating XOP
496 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
497 (xop_pmacsww): Ditto.
498 (xop_pmacssww): Ditto.
499 (xop_pmacsdd): Ditto.
500 (xop_pmacssdd): Ditto.
501 (xop_pmacssdql): Ditto.
502 (xop_pmacssdqh): Ditto.
503 (xop_pmacsdql): Ditto.
504 (xop_pmacsdql_mem): Ditto.
505 (xop_mulv2div2di3_low): Ditto.
506 (xop_pmacsdqh): Ditto.
507 (xop_pmacsdqh_mem): Ditto.
508 (xop_mulv2div2di3_high): Ditto.
509 (xop_pmacsswd): Ditto.
510 (xop_pmacswd): Ditto.
511 (xop_pmadcsswd): Ditto.
512 (xop_pmadcswd): Ditto.
513 (xop_pcmov_<mode>): Ditto.
514 (xop_pcmov_<mode>)256: Ditto.
515 (xop_phaddbw): Ditto.
516 (xop_phaddbd): Ditto.
517 (xop_phaddbq): Ditto.
518 (xop_phaddwd): Ditto.
519 (xop_phaddwq): Ditto.
520 (xop_phadddq): Ditto.
521 (xop_phaddubw): Ditto.
522 (xop_phaddubd): Ditto.
523 (xop_phaddubq): Ditto.
524 (xop_phadduwd): Ditto.
525 (xop_phadduwq): Ditto.
526 (xop_phaddudq): Ditto.
527 (xop_phsubbw): Ditto.
528 (xop_phsubwd): Ditto.
529 (xop_phsubdq): Ditto.
531 (rotl<mode>3): Ditto.
532 (rotr<mode>3): Ditto.
533 (xop_rotl<mode>3): Ditto.
534 (xop_rotr<mode>3): Ditto.
535 (vrotr<mode>3): Ditto.
536 (vrotl<mode>3): Ditto.
537 (xop_vrotl<mode>3): Ditto.
538 (vlshr<mode>3): Ditto.
539 (vashr<mode>3): Ditto.
541 (xop_ashl<mode>3): Ditto.
542 (xop_lshl<mode>3): Ditto.
547 (xop_frcz<mode>2): Ditto.
548 (xop_vmfrcz<mode>2): Ditto.
549 (xop_frcz<mode>2256): Ditto.
550 (xop_maskcmp<mode>3): Ditto.
551 (xop_maskcmp_uns<mode>3): Ditto.
552 (xop_maskcmp_uns2<mode>3): Ditto.
553 (xop_pcom_tf<mode>3): Ditto.
555 * doc/invoke.texi (-mxop): Add documentation.
556 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
558 2009-11-03 Mark Mitchell <mark@codesourcery.com>
561 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
562 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
563 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
565 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
568 * arm.md (peephole2 patterns for move and compare): New.
570 2009-11-04 Nick Clifton <nickc@redhat.com>
572 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
573 Make sure that it does not allow CONST_DOUBLEs.
574 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
575 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
576 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
577 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
578 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
579 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
580 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
581 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
582 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
583 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
584 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
585 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
586 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
587 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
588 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
590 2009-11-04 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/41919
593 * tree-vrp.c (test_for_singularity): Properly compare values.
595 2009-11-04 Revital Eres <eres@il.ibm.com>
597 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
598 Consider peeling for alignment only for stores and remove
599 redundant assignment.
601 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
604 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
605 (m68k_ok_for_sibcall_p): Handle different result return locations.
607 2009-11-04 Richard Guenther <rguenther@suse.de>
609 * c-opts.c (c_common_post_options): Move LTO option processing
611 * opts.c (decode_options): ... here.
613 2009-11-04 Jakub Jelinek <jakub@redhat.com>
615 * c-common.c (fold_offsetof_1): Use %wd instead of
616 HOST_WIDE_INT_PRINT_DEC.
618 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
620 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
623 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
625 * config.gcc (vax-*-linux*): Keep the original contents of
626 tmake_file while adding vax/t-linux.
628 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
632 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
633 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
634 (STACK_CHECK_MOVING_SP): Likewise.
635 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
636 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
637 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
638 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
639 Document PROBE_STACK.
640 * explow.c (anti_adjust_stack_and_probe): New function.
641 (allocate_dynamic_stack_space): Do not directly allocate space if
642 STACK_CHECK_MOVING_SP, instead invoke above function.
643 (emit_stack_probe): Handle probe_stack insn.
644 (PROBE_INTERVAL): New macro.
645 (STACK_GROW_OPTAB): Likewise.
646 (STACK_GROW_OFF): Likewise.
647 (probe_stack_range): Use Pmode and memory_address consistently. Fix
648 loop condition in the small constant case. Rewrite in the general
649 case to be immune to wraparounds. Make sure the address of probes
650 is valid. Try to use [base + disp] addressing mode if possible.
651 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
652 checking is enabled and STACK_CHECK_MOVING_SP.
653 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
654 return 1 for volatile references to the stack pointer.
655 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
656 __builtin_alloca if stack checking is enabled.
657 * unwind-dw2.c (uw_identify_context): Take into account whether the
658 context is that of a signal frame or not.
659 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
660 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
662 2009-11-03 Jakub Jelinek <jakub@redhat.com>
664 PR rtl-optimization/41917
665 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
666 operand isn't known to be 0, return 1.
668 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
670 * config/mips/mips.md: Fix typos.
672 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
674 * doc/invoke.texi: Fix typo.
676 2009-11-03 Paul Brook <paul@codesourcery.com>
678 * config/arm/neon.ml (vectype): Add T_floatSF.
679 (string_of_vectype): Ditto.
680 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
681 (deftypes): Use float for float32_t.
682 * config/arm/arm_neon.h: Regenerate.
684 2009-11-03 Nick Clifton <nickc@redhat.com>
685 Kevin Buettner <kevinb@redhat.com>
687 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
688 order of expected registers.
689 (rx_load_multiple_vector): Likewise.
690 (rx_rtsd_vector): Likewise.
691 * config/rx/rx.c (rx_cpu_type): New variable.
692 (rx_print_operand): Fix bug printing 64-bit constant values.
693 (rx_emit_stack_pushm): Reverse order of pushed registers.
694 (gen_rx_store_vector): Likewise.
695 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
697 (is_exception_func): Rename to is_interrupt_func and only accept
698 "interrupt" as the attribute name.
699 (rx_get_stack_layout): Use new function name.
700 (rx_func_attr_inlinable): Likewise.
701 (rx_attribute_table): Remove "exception".
702 (rx_expand_prologue): If necessary push the accumulator register
703 in the prologue of interrupt functions.
704 (rx_expand_epilogue): If necessary pop the accumulator.
705 (rx_builtins): Add RX_BUILTIN_MVTIPL.
706 (rx_expand_builtin_stz): Remove.
707 (rx_expand_builtin_mvtipl): New function.
708 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
709 (rx_expand_builtin): Likewise.
710 (rx_enable_fpu): New variable.
711 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
712 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
713 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
714 (enum rx_cpu_types): Define.
715 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
716 (INCOMING_FRAME_SP_OFFSET): Define.
717 (ARG_POINTER_CFA_OFFSET): Define.
718 (FRAME_POINTER_CFA_OFFSET): Define.
719 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
720 (ALLOW_RX_FPU_INSNS): Define.
721 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
722 fast_math_flags_set_p.
723 (UNSPEC_BUILTIN_MVTIPL): Define.
724 (revl): Rename to bswapsi2.
725 (bswaphi2): New pattern.
726 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
729 (mvtc): Remove clobber of cc0.
732 * config/rx/rx.opt (mieee): Remove.
737 (msave-acc-in-interrupts): Add.
738 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
739 (MULTILIB_DIRS): Likewise.
740 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
741 * doc/extend.texi: Remove description of "exception" function
743 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
744 -msave-acc-in-interrupts options.
746 2009-11-03 Richard Guenther <rguenther@suse.de>
748 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
750 2009-11-03 Dodji Seketeli <dodji@redhat.com>
753 * c-common.c (fold_offsetof_1): Issue errors when the member
754 designator of the offsetof expression is not legitimate.
756 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
758 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
759 names instead of numerical constants.
760 (sse_prologue_save): Ditto.
761 (*sse_prologue_save_insn): Ditto.
763 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
766 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
767 (TARGET_CALL_ESP): New define.
768 * config/i386/i386.c (initial_ix86_tune_features): Initialize
770 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
771 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
772 *call_1, *call_value_pop_1 and *call_value_1. Depend on
774 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
775 New patterns, use "lsm" as operand 1 constraint.
776 * config/i386/predicates.md (call_insn_operand): Depend on
777 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
779 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
781 PR tree-optimization/41857
782 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
783 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
785 * tree-ssa-address.c (move_hint_to_base): New function.
786 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
787 address space associated with TYPE.
788 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
789 most_expensive_mult_to_index. Call move_hint_to_base.
790 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
791 TYPE to addr_to_parts.
793 2009-11-02 Martin Jambor <mjambor@suse.cz>
795 PR tree-optimization/41750
796 * tree-sra.c (analyze_modified_params): Loop over all
797 representatives of components of a parameter.
799 2009-11-02 Jakub Jelinek <jakub@redhat.com>
801 PR tree-optimization/41841
802 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
803 local variables of not yet materialized clones.
806 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
807 for a VOIDmode variable.
810 * c-pragma.c (visstack): Change into vector of ints rather than
811 enum symbol_visibility.
812 (push_visibility): Add kind argument, push default_visibility together
814 (pop_visibility): Add kind argument, return true if successful, fail
815 if visibility stack is empty or if stack top is of different kind.
816 (handle_pragma_visibility): Don't check length of visstack, instead
817 call pop_visibility and issue diagnostics if it failed. Pass 0
818 as last argument to push_visibility and pop_visibility.
819 * c-pragma.h (push_visibility): Add kind argument.
820 (pop_visibility): Likewise. Return bool instead of void.
822 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
824 * tree.def (TARGET_MEM_REF): Update comment.
825 * alias.c (get_alias_set): Retrieve the original memory reference for
826 a TARGET_MEM_REF before proceeding.
828 2009-10-31 Anatoly Sokolov <aesok@post.ru>
830 * config/frv/frv.c (frv_function_value, frv_libcall_value,
831 frv_function_value_regno_p): New functions.
832 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
833 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
834 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
835 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
837 2009-10-31 Anatoly Sokolov <aesok@post.ru>
839 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
840 new 'outgoing' argument.
841 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
842 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
843 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
844 LIBCALL_VALUE): Remove.
845 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
846 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
847 (mh10300_function_value_regno_p): Declare.
849 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
851 * config/arm/cortex-a9.md: New - integer pipeline description.
853 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
855 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
856 aborting if the sizes of the two references don't match.
858 2009-10-31 Toon Moene <toon@moene.org>
860 * ipa-inline.c (cgraph_decide_inlining):
861 Include reason for not inlining called-once functions in dump file.
863 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
865 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
866 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
867 (LINK_SPEC): BE_LINK_SPEC added.
869 2009-10-30 Richard Guenther <rguenther@suse.de>
872 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
874 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
876 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
877 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
880 2009-10-30 Martin Jambor <mjambor@suse.cz>
882 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
884 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
887 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
888 first. Move assert on stack_alignment_estimated just before
889 setting stack_realign_needed.
890 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
891 Don't call update_stack_boundary.
893 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
894 (verride_options): Don't check ix86_force_align_arg_pointer here.
895 (ix86_function_ok_for_sibcall): Use it.
896 (ix86_update_stack_boundary): Likewise.
898 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
900 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
902 * arm.md (QHSI): New mode iterator.
903 (movqi): If generating for thumb, then truncate any immediate to
905 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
907 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
910 2009-10-29 Cary Coutant <ccoutant@google.com>
913 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
914 locations in the source).
915 (store_vcall_insn): New function.
916 (lookup_vcall_insn): New function.
917 (dwarf2out_virtual_call_token): Use store_vcall_insn.
918 (dwarf2out_copy_call_info): New function.
919 (dwarf2out_virtual_call): Use lookup_vcall_insn.
920 * emit-rtl.c (try_split): Call copy_call_info debug hook.
921 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
922 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
923 (debug_nothing_rtx_rtx): New dummy hook.
924 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
925 (xcoff_debug_hooks): Likewise.
926 * sdbout.c (sdb_debug_hooks): Likewise.
927 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
929 2009-10-29 David Daney <ddaney@caviumnetworks.com>
931 * doc/invoke.texi (mmcount-ra-address): Document new command line
933 * config/mips/mips.opt (mmcount-ra-address): New option.
934 * config/mips/mips-protos.h (mips_function_profiler): Declare new
936 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
938 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
939 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
941 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
942 mips_function_profiler.
944 2009-10-29 Steve Ellcey <sje@cup.hp.com>
948 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
949 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
950 * optc-gen.awk (cl_target_option_restore): Include call to
951 targetm.override_options_after_change.
952 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
953 * target.h (override_options_after_change): New.
954 * c-common.c (parse_optimize_options): Call
955 targetm.override_options_after_change.
956 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
957 (ia64_override_options_after_change): New.
958 (ia64_override_options) Add call to above.
960 2009-10-29 Michael Matz <matz@suse.de>
962 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
963 (gate_convert_to_rsqrt): Ditto.
964 (pass_convert_to_rsqrt): Ditto.
965 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
966 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
969 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
971 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
973 * config/arm/arm.c (find_best_start): Fix type of remainder to be
976 2009-10-29 Martin Jambor <mjambor@suse.cz>
978 PR tree-optimization/41775
979 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
980 (generate_subtree_copies): Do not unshare agg.
981 (load_assign_lhs_subreplacements): Do not unshare rhs.
982 (sra_modify_assign): Do not unshare exprs.
983 (propagate_subacesses_accross_link): Renamed to
984 propagate_subaccesses_across_link.
986 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
988 * arm.c (count_insns_for_constant): Rework to support counting for
989 thumb2 immediates as well.
990 (find_best_start): Split out from arm_gen_constant.
991 (arm_gen_constant): Rework to support XOR with immediate.
993 2009-10-29 Chao-ying Fu <fu@mips.com>
995 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
997 (mips_expand_synci_loop): Use the length rtx to control the
998 synci loop from the begin rtx that points to the first byte of
1001 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1003 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1005 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1007 * dbxout.c (dbxout_common_check): Accept non public trees.
1008 * dwarf2out.c (fortran_common): Accept non public trees.
1010 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1012 * common.opt (fuse-linker-plugin): New option.
1013 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1015 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1017 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1019 PR rtl-optimization/39715
1020 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1021 (gen_cstoresi_ltu_thumb1): New splitter.
1023 2009-10-28 Richard Guenther <rguenther@suse.de>
1027 * tree-ssa.c (useless_type_conversion_p): Do not treat
1028 conversions to pointers to incomplete types as useless.
1029 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1032 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1034 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1035 vt_expand_loc unnecessarily when location is not a register nor
1039 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1040 fields don't have DECL_NAME.
1043 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1044 call convert_memory_address on addr.
1047 * config/i386/i386.c (ix86_pic_register_p): Don't call
1048 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1050 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1052 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1053 a variable part from its REG, MEM or VALUE.
1055 2009-10-28 Richard Guenther <rguenther@suse.de>
1057 * gimple.c (gimple_get_alias_set): Fix comment typo.
1059 2009-10-28 Richard Guenther <rguenther@suse.de>
1061 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1062 (free_lang_data): Unconditionally compute alias sets for all
1063 standard integer types. Bail out if gate bailed out previously.
1064 Do not reset the types_compatible_p langhook.
1065 (gate_free_lang_data): Remove.
1066 (struct pass_ipa_free_lang_data): Enable unconditionally.
1067 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1070 2009-10-28 Richard Guenther <rguenther@suse.de>
1073 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1074 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1075 (call_may_clobber_ref_p_1): Likewise.
1076 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1077 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1079 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1081 PR rtl-optimization/41812
1084 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1086 * df-problems.c (df_md_scratch): New.
1087 (df_md_alloc, df_md_free): Allocate/free it.
1088 (df_md_local_compute): Only include live registers in init.
1089 (df_md_transfer_function): Prune the in-set computed by
1090 the confluence function, and the gen-set too.
1092 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1094 PR rtl-optimization/39715
1095 * combine.c (simplify_comparison): Use extensions to
1096 widen comparisons. Try an ANDing first.
1098 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1100 PR rtl-optimization/40741
1101 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1102 a small constant is cheap.
1103 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1104 force_reg on the LHS.
1105 (xorsi3): Likewise, and split the XOR if the constant is complex
1106 and not in Thumb mode.
1108 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1110 * expmed.c (emit_store_flag): Check costs before
1111 transforming to the opposite representation.
1113 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1115 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1116 cstore result to DImode.
1118 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1120 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1121 inside the unspec vector.
1123 2009-10-27 Richard Henderson <rth@redhat.com>
1125 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1127 2009-10-27 Richard Henderson <rth@redhat.com>
1130 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1131 eh_region_may_contain_throw; update users.
1132 (eh_region_may_contain_throw): New function.
1133 (lower_catch): Check flag_exceptions before creating exception region.
1134 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1135 (lower_cleanup): Tidy existing flag_exceptions check to match.
1137 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1140 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1141 * config/i386/mingw.opt: Add fset-stack-executable.
1142 * config/i386/i386.c (ix86_trampoline_init): Make call to
1143 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1144 defined and its value is not zero.
1147 2009-10-27 Richard Guenther <rguenther@suse.de>
1149 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1150 handle calls to externally visible functions like in regular mode.
1151 (create_variable_info_for): Do not create function infos here.
1152 (have_alias_info): Remove write-only variable.
1153 (solve_constraints): New function split out from common code
1154 in compute_points_to_sets and ipa_pta_execute.
1155 (compute_points_to_sets): Adjust.
1156 (ipa_pta_execute): Likewise. Handle clones and externally visible
1157 functions like in non-IPA mode.
1159 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1162 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1165 2009-10-27 Richard Guenther <rguenther@suse.de>
1167 * tree-complex.c (expand_complex_div_wide): Check for
1168 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1170 2009-10-27 Revital Eres <eres@il.ibm.com>
1172 PR tree-optimization/40648
1173 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1174 Change decision of when to peel for alignment.
1176 2009-10-27 Richard Guenther <rguenther@suse.de>
1179 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1181 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1184 * fold-const.c (fold_binary_loc): Do not call
1185 protected_set_expr_location.
1187 2009-10-27 Wei Guozhi <carrot@google.com>
1190 * target.h (have_conditional_execution): Add a new target hook
1192 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1193 * targhooks.h (default_have_conditional_execution): Likewise.
1194 * targhooks.c (default_have_conditional_execution): Likewise.
1195 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1196 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1197 (arm_have_conditional_execution): New function.
1198 * ifcvt.c (noce_process_if_block, find_if_header,
1199 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1200 macro HAVE_conditional_execution to a target hook call.
1201 * recog.c (peephole2_optimize): Likewise.
1202 * sched-rgn.c (add_branch_dependences): Likewise.
1203 * final.c (asm_insn_count, final_scan_insn): Likewise.
1204 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1206 2009-10-26 Ben Elliston <bje@au.ibm.com>
1207 Michael Meissner <meissner@linux.vnet.ibm.com>
1208 Ulrich Weigand <uweigand@de.ibm.com>
1210 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1211 * config/spu/spu_cache.h: New file.
1213 * config/spu/cachemgr.c: New file.
1214 * config/spu/cache.S: New file.
1216 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1217 (ADDR_SPACE_EA): Define.
1218 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1219 * config/spu/spu.c (EAmode): New macro.
1220 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1221 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1222 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1223 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1224 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1225 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1226 (TARGET_ASM_SELECT_SECTION): Likewise.
1227 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1228 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1229 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1230 (ea_symbol_ref): New function.
1231 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1232 (spu_addr_space_legitimate_address_p): New function.
1233 (spu_addr_space_legitimize_address): Likewise.
1234 (cache_fetch): New global.
1235 (cache_fetch_dirty): Likewise.
1236 (ea_alias_set): Likewise.
1237 (ea_load_store): New function.
1238 (ea_load_store_inline): Likewise.
1239 (expand_ea_mem): Likewise.
1240 (spu_expand_mov): Handle __ea qualified memory references.
1241 (spu_addr_space_pointer_mode): New function.
1242 (spu_addr_space_address_mode): Likewise.
1243 (spu_addr_space_subset_p): Likewise.
1244 (spu_addr_space_convert): Likewise.
1245 (spu_section_type_flags): Handle "._ea" section.
1246 (spu_select_section): New function.
1247 (spu_unique_section): Likewise.
1248 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1249 and __EA64__ predefined macros.
1250 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1251 -matomic-updates switches.
1253 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1254 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1255 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1256 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1257 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1258 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1259 $(T)cache128k.o): Likewise.
1260 ($(T)libgcc_%.a): Likewise.
1262 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1263 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1264 (-maddress-space-conversion): Likewise.
1265 (-mcache-size=): Likewise.
1266 (-matomic-updates): Likewise.
1267 * doc/invoke.texi (-mea32/-mea64): Document.
1268 (-maddress-space-conversion): Likewise.
1269 (-mcache-size=): Likewise.
1270 (-matomic-updates): Likewise.
1272 2009-10-26 Ben Elliston <bje@au.ibm.com>
1273 Michael Meissner <meissner@linux.vnet.ibm.com>
1274 Ulrich Weigand <uweigand@de.ibm.com>
1276 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1278 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1279 defined, add the named address space keywords.
1280 (c_addr_space_name): New function.
1281 (complete_array_type): Preserve named address space.
1282 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1283 instead of targetm.valid_pointer_mode.
1285 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1286 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1287 (ADDR_SPACE_KEYWORD): New macro.
1288 (c_addr_space_name): Add prototype.
1290 * c-tree.h (struct c_declspecs): Add address_space member.
1291 (declspecs_add_addrspace): Add prototype.
1293 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1295 * c-parser.c (c_parse_init): Add assertion.
1296 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1297 (c_lex_one_token): Handle address space keywords.
1298 (c_token_starts_typename): Likewise.
1299 (c_token_starts_declspecs): Likewise.
1300 (c_parser_declspecs): Likewise.
1301 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1302 literal within function qualified with named address space.
1304 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1305 address space qualifiers.
1306 (shadow_tag_warned): Warn about useless address space qualifiers.
1307 (quals_from_declspecs): Handle address space qualifiers.
1308 (grokdeclarator): Likewise.
1309 (build_null_declspecs): Likewise.
1310 (declspecs_add_addrspace): New function.
1312 * c-typeck.c (addr_space_superset): New function.
1313 (qualify_type): Handle named address spaces.
1314 (composite_type): Likewise.
1315 (common_pointer_type): Likewise.
1316 (comp_target_types): Likewise.
1317 (build_conditional_expr): Likewise.
1318 (handle_warn_cast_qual): Likewise.
1319 (build_c_cast): Likewise.
1320 (convert_for_assignment): Likewise.
1321 (build_binary_op): Likewise.
1322 (pointer_diff): Handle named address spaces. Use intermediate
1323 integer type of sufficient size if required.
1325 2009-10-26 Ben Elliston <bje@au.ibm.com>
1326 Michael Meissner <meissner@linux.vnet.ibm.com>
1327 Ulrich Weigand <uweigand@de.ibm.com>
1329 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1330 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1331 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1333 * target.h (struct target_def): Add pointer_mode, address_mode,
1334 and valid_pointer_mode to addr_space substructure.
1335 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1336 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1337 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1338 (TARGET_ADDR_SPACE_HOOKS): Add them.
1339 * targhooks.c (target_default_pointer_address_modes_p): New function.
1340 * target.h (target_default_pointer_address_modes_p): Add prototype.
1341 * targhooks.c (default_addr_space_pointer_mode): New function.
1342 (default_addr_space_address_mode): Likewise.
1343 (default_addr_space_valid_pointer_mode): Likewise.
1344 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1345 (default_addr_space_address_mode): Likewise.
1346 (default_addr_space_valid_pointer_mode): Likewise.
1347 * output.h (default_valid_pointer_mode): Move to ...
1348 * targhooks.h (default_valid_pointer_mode): ... here.
1349 * varasm.c (default_valid_pointer_mode): Move to ...
1350 * targhooks.c (default_valid_pointer_mode): ... here.
1352 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1353 instead of targetm.valid_pointer_mode.
1355 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1356 * tree.c (integer_pow2p): Likewise.
1357 (tree_log2): Likewise.
1358 (tree_floor_log2): Likewise.
1359 (signed_or_unsigned_type_for): Support pointer type of different size.
1360 (int_or_pointer_precision): New function.
1361 * tree.h (int_or_pointer_precision): Add prototype.
1362 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1363 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1364 incoming pointer type instead of POINTER_SIZE.
1366 * tree.c (build_pointer_type): Use appropriate pointer mode
1367 instead of ptr_mode.
1368 (build_reference_type): Likewise.
1369 * expr.c (store_expr): Likewise.
1370 (expand_expr_addr_expr): Likewise.
1371 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1372 * cfgexpand.c (expand_debug_expr): Likewise.
1374 * auto-inc-dec.c: Include "target.h".
1375 (try_merge): Use appropriate address mode instead of Pmode.
1376 (find_inc): Likewise.
1377 * combine.c (find_split_point): Likewise.
1378 * cselib.c (cselib_record_sets): Likewise.
1379 * dse.c (replace_inc_dec): Likewise.
1380 (canon_address): Likewise.
1381 * var-tracking.c (replace_expr_with_values): Likewise.
1382 (count_uses): Likewise.
1383 (add_uses): Likewise.
1384 (add_stores): Likewise.
1385 * emit-rtl.c: Include "target.h".
1386 (adjust_address_1): Use appropriate address mode instead of Pmode.
1387 (offset_address): Likewise.
1388 * explow.c (break_out_memory_refs): Likewise.
1389 (memory_address_addr_space): Likewise.
1390 (promote_mode): Likewise.
1391 * expr.c (move_by_pieces): Likewise.
1392 (emit_block_move_via_loop): Likewise.
1393 (store_by_pieces): Likewise.
1394 (store_by_pieces_1): Likewise.
1395 (expand_assignment): Likewise.
1396 (store_constructor): Likewise.
1397 (expand_expr_addr_expr): Likewise.
1398 (expand_expr_real_1): Likewise.
1399 * cfgexpand.c (expand_debug_expr): Likewise.
1400 * ifcvt.c (noce_try_cmove_arith): Likewise.
1401 * regcprop.c (kill_autoinc_value): Likewise.
1402 * regmove.c (try_auto_increment): Likewise.
1403 * reload.c (find_reloads): Likewise.
1404 (find_reloads_address): Likewise.
1405 (find_reloads_address_1): Likewise.
1406 * sched-deps.c: Include "target.h".
1407 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1408 (sched_analyze_2): Likewise.
1409 * sel-sched-dump.c: Include "target.h".
1410 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1411 * stor-layout.c (layout_type): Likewise.
1412 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1413 (multiplier_allowed_in_address_p): Likewise.
1414 (get_address_cost): Likewise.
1415 * varasm.c (make_decl_rtl): Likewise.
1417 * expr.c (expand_assignment): Always convert offsets to appropriate
1419 (store_expr): Likewise.
1420 (store_constructor): Likewise.
1421 (expand_expr_real_1): Likewise.
1423 * reload.h (form_sum): Add MODE argument.
1424 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1425 Update recursive calls.
1426 (subst_indexed_address): Update calls to form_sum.
1428 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1429 * tree-ssa-address.c: Include "target.h".
1430 (templates): Replace by ...
1431 (mem_addr_template_list): ... this new vector.
1432 (TEMPL_IDX): Handle address space numbers.
1433 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1434 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1435 instead of global cache. Update call to gen_addr_rtx.
1436 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1437 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1439 * rtl.h (convert_memory_address_addr_space): Add prototype.
1440 (convert_memory_address): Define as macro.
1441 * explow.c (convert_memory_address): Rename to ...
1442 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1443 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1444 Update recursive calls.
1445 (memory_address_addr_space): Call convert_memory_address_addr_space.
1446 * expmed.c (make_tree): Likewise.
1447 * expr.c (expand_assignment): Likewise.
1448 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1449 (expand_expr_addr_expr): Likewise. Also, update call.
1451 * alias.c (find_base_value): Guard pointer size optimizations.
1452 (find_base_term): Likewise.
1453 * rtlanal.c (nonzero_bits1): Likewise.
1454 (num_sign_bit_copies1): Likewise.
1455 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1457 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1458 (emit-rtl.o): Likewise.
1459 (auto-inc-dec.o): Likewise.
1460 (sched-deps.o): Likewise.
1462 2009-10-26 Ben Elliston <bje@au.ibm.com>
1463 Michael Meissner <meissner@linux.vnet.ibm.com>
1464 Ulrich Weigand <uweigand@de.ibm.com>
1466 * doc/extend.texi (Named Address Spaces): New section.
1467 * coretypes.h (addr_space_t): New type.
1468 (ADDR_SPACE_GENERIC): New define.
1469 (ADDR_SPACE_GENERIC_P): New macro.
1471 * doc/tm.texi (Named Address Spaces): New section.
1472 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1473 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1474 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1475 (TARGET_ADDR_SPACE_CONVERT): Document.
1476 * target.h (struct gcc_target): Add addr_space substructure.
1477 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1478 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1479 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1480 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1481 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1482 (TARGET_INITIALIZER): Initialize addr_space hooks.
1483 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1484 (default_addr_space_legitimize_address): Likewise.
1485 (default_addr_space_subset_p): Likewise.
1486 (default_addr_space_convert): Likewise.
1487 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1488 (default_addr_space_legitimize_address): Likewise.
1489 (default_addr_space_subset_p): Likewise.
1490 (default_addr_space_convert): Likewise.
1492 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1493 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1494 (MEM_ADDR_SPACE): New macro.
1495 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1496 address space memory attribute.
1497 (mem_attrs_htab_hash): Handle address space memory attribute.
1498 (mem_attrs_htab_eq): Likewise.
1499 (set_mem_attributes_minus_bitpos): Likewise.
1500 (set_mem_alias_set): Likewise.
1501 (set_mem_align): Likewise.
1502 (set_mem_expr): Likewise.
1503 (set_mem_offset): Likewise.
1504 (set_mem_size): Likewise.
1505 (adjust_address_1): Likewise.
1506 (offset_address): Likewise.
1507 (widen_memoy_address): Likewise.
1508 (get_spill_slot_decl): Likewise.
1509 (set_mem_attrs_for_spill): Likewise.
1510 (set_mem_addr_space): New function.
1511 * emit-rtl.h (set_mem_addr_space): Add prototype.
1512 * print-rtl.c (print_rtx): Print address space memory attribute.
1513 * expr.c (expand_assignment): Set address space memory attribute
1514 of generated MEM RTXes as appropriate.
1515 (expand_expr_real_1): Likewise.
1516 * cfgexpand.c (expand_debug_expr): Likewise.
1517 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1519 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1520 size of "spare" bitfield.
1521 (TYPE_ADDR_SPACE): New macro.
1522 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1523 (DECODE_QUAL_ADDR_SPACE): Likewise.
1524 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1525 (KEEP_QUAL_ADDR_SPACE): Likewise.
1526 (TYPE_QUALS): Encode type address space.
1527 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1528 * tree.c (set_type_quals): Set type address space.
1529 (build_array_type): Inherit array address space from element type.
1530 * print-tree.c (print_node_brief): Print type address space.
1531 (print_node): Likewise.
1532 * tree-pretty-print.c (dump_generic_node): Likewise.
1534 * explow.c (memory_address): Rename to ...
1535 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1536 Use address-space aware variants of memory address routines.
1537 * recog.c (memory_address_p): Rename to ...
1538 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1539 Use address-space aware variants of memory address routines.
1540 (offsettable_address_p): Rename to ...
1541 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1542 Use address-space aware variants of memory address routines.
1543 * reload.c (strict_memory_address_p): Rename to ...
1544 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1545 Use address-space aware variants of memory address routines.
1546 (maybe_memory_address_p): Rename to ...
1547 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1548 Use address-space aware variants of memory address routines.
1549 * expr.h (memory_address_addr_space): Add prototype.
1550 (memory_address): Define as macro.
1551 * recog.h (memory_address_addr_space_p): Add prototype.
1552 (memory_address_p): Define as macro.
1553 (offsettable_address_addr_space_p): Add prototype.
1554 (offsettable_address_p): Define as macro.
1555 (strict_memory_address_addr_space_p): Add prototype.
1556 (strict_memory_address_p): Define as macro.
1558 * combine.c (find_split_point): Use address-space aware variants
1559 of memory address routines.
1560 * emit-rtl.c (operand_subword): Likewise.
1561 (change_address_1): Likewise.
1562 (adjust_address_1): Likewise.
1563 (offset_address): Likewise.
1564 * expr.c (emit_move_insn): Likewise.
1565 (expand_assignment): Likewise.
1566 (expand_expr_real_1): Likewise.
1567 * recog.c (verify_changes): Likewise.
1568 (general_operand): Likewise.
1569 (offsettable_memref_p): Likewise.
1570 (offsettable_nonstrict_memref_p): Likewise.
1571 (constrain_operands): Likewise.
1572 * reload.c (get_secondary_mem): Likewise.
1573 (find_reloads_toplev): Likewise.
1574 (find_reloads_address): Likewise.
1575 (find_reloads_subreg_address): Likewise.
1576 * reload1.c (reload): Likewise.
1577 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1578 * rtl.h (address_cost): Add ADDRSPACE argument.
1579 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1580 aware variant of memory address routines.
1581 * loop-invariant.c (create_new_invariant): Update address_cost call.
1582 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1583 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1584 Use address-space aware variant of memory address routines.
1585 (propagate_rtx_1): Update call to should_replace_address.
1586 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1588 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1589 ADDRSPACE argument. Use per-address-space instead of global cache.
1590 Use address-space aware variant of memory address routines.
1591 (get_address_cost): Likewise.
1592 (get_computation_cost_at): Update calls.
1593 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1594 Use address-space aware variant of memory address routines.
1595 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1596 (most_expensive_mult_to_index): Update call to
1597 multiplier_allowed_in_address_p.
1599 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1600 attribute to indicate named address spaces.
1602 * varasm.c (get_variable_section): DECLs in named address spaces
1605 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1606 for addresses in a non-generic address space.
1608 * expr.c (emit_block_move_hints): Do not use libcalls for
1609 memory in non-generic address spaces.
1610 (clear_storage_hints): Likewise.
1611 (expand_assignment): Likewise.
1613 * fold-const.c (operand_equal_p): Expressions refering to different
1614 address spaces are not equivalent.
1616 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1617 spaces are not equivalent.
1618 (rtx_equal_p): Likewise.
1619 * cse.c (exp_equiv_p): Likewise.
1620 * jump.c (rtx_renumbered_equal_p): Likewise.
1621 * reload.c (operands_match_p): Likewise.
1623 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1624 address spaces may alias.
1625 (true_dependence): Likewise.
1626 (canon_true_dependence): Likewise.
1627 (write_dependence_p): Likewise.
1629 * dse.c (canon_address): Handle named address spaces.
1630 * ifcvt.c (noce_try_cmove_arith): Likewise.
1632 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1633 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1634 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1635 to handle conversions between different address spaces.
1636 * fold-const.c (fold_convert_loc): Likewise.
1637 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1638 * tree-pretty-print.c (dump_generic_node): Likewise.
1639 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1640 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1641 * tree-inline.c (estimate_operator_cost): Likewise.
1642 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1643 to different address spaces are not useless.
1645 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1648 * cfgcleanup.c (trivially_empty_bb_p): New function.
1649 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1652 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1653 add_name_and_src_coords_attributes, gen_namespace_die,
1654 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1656 2009-10-26 Nick Clifton <nickc@redhat.com>
1658 * config.gcc: Add support for RX target.
1659 * config/rx: New directory.
1660 * config/rx/constraints.md: New file.
1661 * config/rx/predicates.md: New file.
1662 * config/rx/rx.c: New file.
1663 * config/rx/rx.h: New file.
1664 * config/rx/rx.md: New file.
1665 * config/rx/rx.opt: New file.
1666 * config/rx/rx-protos.h: New file.
1667 * config/rx/t-rx: New file.
1668 * doc/extend.texi: Document RX function attributes.
1669 * doc/invoke.texi: Document RX specific command line options.
1670 * doc/contrib.texi: Document RX contribution.
1671 * doc/md.texi: Document RX constraints.
1672 * doc/install.texi: Document RX support.
1674 2009-10-26 Michael Matz <matz@suse.de>
1676 PR tree-optimization/41783
1677 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1678 case for simple diamonds.
1679 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1680 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1681 argument, use alias oracle to skip some vdefs.
1682 (phi_translate_1): Change call to above, don't allocate new
1683 value ids if they can stay the same.
1684 (compute_avail): Allow vuse walking when looking up references.
1686 2009-10-26 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/41826
1689 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1690 access to re-allocated vector fields.
1692 2009-10-26 Richard Guenther <rguenther@suse.de>
1694 * graphite-sese-to-poly.c (check_poly_representation): Fix
1695 compile without checking.
1697 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1700 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1701 * gimplify.c (tree_should_carry_location_p,
1702 tree_annotate_one_with_location,tree_annotate_all_with_location):
1703 Remove obsolete functions.
1705 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1708 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1710 2009-10-25 Richard Guenther <rguenther@suse.de>
1712 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1713 Stream DECL_RESTRICTED_P.
1714 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1716 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1718 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1719 a note when expanding to nothing.
1721 2009-10-25 Richard Guenther <rguenther@suse.de>
1724 * tree.c (find_decls_types_r): Deal with Java overloading
1725 BINFO_VIRTUALS for its own purpose.
1727 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1729 * config/mips/predicates.md (hilo_operand): New predicate.
1730 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1731 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1732 splitter part from here ...:
1733 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1734 op0 and op4 to match the DINS case.
1735 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1737 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1740 * avr.md (QIDI): Add new mode iterator.
1741 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1742 patterns for all QI thru DI modes combinations.
1743 (sbrx_and_branch<mode>): Create new and based bit test and jump
1744 patterns for QI thru SI modes.
1745 avr.c (avr_out_sbxx_branch): Use only bit number.
1747 2009-10-24 Jan Hubicka <jh@suse.cz>
1749 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1751 (analyze_function): When analyzing noreturn nothrow call, do not
1752 compute written stats; free bitmaps of vars early if possible.
1753 (generate_summary): Only update bitmaps if computed.
1754 (propagate): Only dump bitmaps if computed.
1755 (ipa_reference_read_summary): Fix pasto.
1757 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1759 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1760 (aliasing_component_refs_p): ...this. Return true if there is no
1761 common base and the base access types have the same alias set.
1762 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1763 (indirect_refs_may_alias_p): Likewise.
1765 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1768 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1769 a C_MAYBE_CONST_EXPR.
1771 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1774 * config/rs6000/rs6000.c (struct machine_function): Add
1775 vsx_or_altivec_used_p to record if vector types are used.
1776 (rs6000_expand_to_rtl_hook): Rename from
1777 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1778 any vector operations, so if there are, we can set VRSAVE to
1779 non-zero when only floating point vector registers are used.
1780 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1781 (rs6000_check_vector_mode): Inner function to check if vector
1782 types are used in the code.
1783 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1784 vector instructions are used.
1786 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1787 Indicate that VSX registers which overlap floating point
1788 registers, can't be used across a call, since the ABI only states
1789 the scalar part of the register will be saved and restored.
1791 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1794 * alias.c (get_alias_set): Call langhook before returning 0 for
1795 types with structural equality.
1796 * c-common.c (c_common_get_alias_set): Use alias set of element
1797 type for arrays with structural comparison.
1799 2009-10-23 Richard Guenther <rguenther@suse.de>
1802 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1803 gimple_call_nothrow_p.
1805 2009-10-23 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/41778
1808 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1809 redundancy along a path in the CFG we want to optimize for speed
1810 is going to be removed.
1811 (execute_pre): Do partial-PRE only if the function is to be
1812 optimized for speed.
1813 (gate_pre): Do not turn off all of PRE when not optimizing a
1816 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1818 * builtins.c (fold_builtin_cabs): Use validate_arg().
1819 (fold_builtin_cexp): Fix if-logic.
1820 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1822 2009-10-22 Jeff Law <law@redhat.com>
1824 * ira-lives.c (process_single_reg_class_operands): Update the
1825 hard reg costs for all the hard registers desired by the
1826 single reg class operand.
1828 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1830 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1831 for rtxes that aren't handled specially.
1833 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1835 * rtl.h (shallow_copy_rtvec): Declare.
1836 * rtl.c (shallow_copy_rtvec): New function.
1837 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1838 rtx field if the subrtx has changed.
1840 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1842 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1843 (m32c_function_value): Make static, add new 'outgoing' argument.
1844 (m32c_libcall_value): Make static, add new 'fun' argument.
1845 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1846 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1847 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1848 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1849 (m32c_function_value, m32c_libcall_value): Delete declaration.
1851 2009-10-22 Diego Novillo <dnovillo@google.com>
1853 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1855 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1857 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1860 2009-10-22 Richard Guenther <rguenther@suse.de>
1862 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1863 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1864 (lto_symtab_merge): Do not merge cgraph nodes here.
1865 (lto_symtab_resolve_can_prevail_p): Simplify.
1866 (lto_symtab_resolve_symbols): Store cgraph node.
1867 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1868 functions from the symtab.
1869 (lto_symtab_merge_cgraph_nodes_1): New function.
1870 (lto_symtab_merge_cgraph_nodes): Likewise.
1872 2009-10-22 Richard Guenther <rguenther@suse.de>
1875 * lto-streamer-out.c (lto_output_location): Stream the
1877 * lto-streamer-in.c (lto_input_location): Likewise.
1879 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1881 * cfgloopmanip.c (duplicate_subloops): Export.
1882 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1883 (transform_to_exit_first_loop): Duplicate bbs starting from
1884 header up to loop->latch instead of exit->src.
1885 Initialize control variable to the correct number of iterations.
1886 (gather_scalar_reductions): Do not register double reductions.
1887 (parallelize_loops): Dump which loop is tested.
1888 Indicate whether the parallelized loop is inner or not.
1889 Remove the innermost-loop requirement.
1890 * cfgloop.h (duplicate_subloops): Export.
1891 * tree-cfg.c (add_phi_args_after_redirect): New function.
1892 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1893 Call duplicate_subloops.
1894 Update number of iterations at the exit condition.
1895 Don't redirect nexits always to the loop exit.
1896 Redirect copied edges from latch to the loop exit.
1898 2009-10-22 Jan Hubicka <jh@suse.cz>
1900 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1902 * ipa-inline.c (cgraph_mark_inline_edge,
1903 cgraph_decide_inlining_of_small_function,
1904 cgraph_decide_inlining, inline_read_summary): Disable indirect
1905 inlining for WPA for time being.
1907 PR tree-optimize/40556
1908 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1910 2009-10-22 Richard Guenther <rguenther@suse.de>
1912 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1913 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1915 2009-10-22 Jan Hubicka <jh@suse.cz>
1918 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1920 (check_call): Handle only indirect calls.
1921 (propagate_bits): Update comment.
1922 (write_node_summary_p): Turn bogus check to assert.
1923 (ipa_reference_write_summary): Stream calls_read_all properly.
1924 (ipa_reference_read_summary): Stream in calls_read_all properly.
1925 (read_write_all_from_decl): New function.
1926 (propagate): Handle OVERWRITABLE nodes and external calls here.
1927 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1929 (analyze_function): Do not check visibility here.
1930 (add_new_function): We summary OVERWRITABLE too.
1931 (generate_summary): Stream OVERWRITABLE nodes too.
1932 (propagate): Handle external calls and OVERWRITABLE nodes here.
1933 (local_pure_const): Check visibility here.
1935 2009-10-22 Jan Hubicka <jh@suse.cz>
1937 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1938 (pass_ipa_cp): Register them.
1939 (ipcp_init_stage): Analyze all functions for whopr/lto.
1940 (ipcp_propagate_stage): Skip external calls.
1941 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1942 * ipa-reference.c (write_node_summary_p): Fix thinko about
1944 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1945 when in ltrans, skip executing of ipa passes since everything
1946 should've been done.
1947 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1948 (inline_generate_summary): Likewise.
1949 (inline_read_summary): New function.
1950 (inline_write_summary): New function.
1951 (pass_ipa_inline): Register new hooks.
1952 * ipa-prop.c: Inlcude lto-streamer.h
1953 (ipa_edge_args_vector): Update declaration.
1954 (ipa_count_arguments, ipa_compute_jump_functions,
1955 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1956 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1957 ipa_read_node_info): New static functions.
1958 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1959 (duplicate_array): Use xmalloc.
1960 (duplicate_ggc_array): New.
1961 (ipa_edge_duplication_hook): Use it.
1962 (ipa_update_after_lto_read): New function.
1963 * ipa-prop.h (ipa_prop_write_jump_functions,
1964 ipa_prop_read_jump_functions): Declare.
1965 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1966 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1967 (ipa_edge_args_vector): Move into GGC.
1968 (ipa_check_create_edge_args): Update.
1969 (ipa_update_after_lto_read): New.
1970 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1972 (ipa_read_summaries): When in ltrans, so not read summaries.
1973 * lto-streamer.c (lto_get_section_name): Add
1974 LTO_section_jump_functions.
1975 * lto-streamer.h (LTO_section_jump_functions): New section.
1976 (produce_asm): Declare.
1977 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1978 * lto-streamer-out.c (produce_asm): Export.
1979 * lto-streamer-in.c: Include tree-pass.h
1980 (input_function): Free dominance info when done.
1981 (lto_read_body): Push ipa_inline in ltrans stage.
1982 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1983 * Makefile.in (GTFILES): Add ipa-prop.h
1985 2009-10-22 Matthias Klose <doko@ubuntu.com>
1987 * doc/install.texi: Document --enable-browser-plugin.
1989 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1991 * doc/invoke.texi (fira-loop-pressure): Update default value.
1992 * opts.c (decode_options): Remove default value setting for
1993 flag_ira_loop_pressure.
1994 * config/ia64/ia64.c (ia64_override_options): Set
1995 flag_ira_loop_pressure up for -O3.
1996 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1998 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2000 PR tree-optimization/41497
2001 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2002 chrec_dont_know if the evolution function returned by follow_ssa_edge
2003 is constant in the analyzed loop and is not compatible with the
2004 initial value before the loop.
2005 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2007 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2009 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2011 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2014 * doc/invoke.texi: Document -print-multi-os-directory.
2016 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2019 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2020 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2021 when darwin_emit_unwind_label is used.
2023 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2025 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2028 2009-10-20 Richard Henderson <rth@redhat.com>
2030 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2031 before emit_post_landing_pad.
2033 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2035 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2036 Use when calling rtx_costs.
2037 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2038 global optimize_size. Pass speed to mips_binary_cost.
2040 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2042 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2045 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2047 * rtl.h (simplify_replace_fn_rtx): Declare.
2048 (wrap_constant, unwrap_constant): Delete.
2049 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2050 (expand_debug_expr): Don't call wrap_constant.
2051 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2052 (auto_adjust_pair): Fold into...
2053 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2054 Just return a new value.
2055 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2056 otherwise use simplify_replace_rtx.
2057 * cselib.c (wrap_constant): Reinstate old definition.
2058 (cselib_expand_value_rtx_1): Don't wrap constants.
2059 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2060 simplify_replace_rtx.
2061 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2062 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2063 Use simplify_replace_rtx.
2064 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2066 (simplify_replace_rtx): ...here. Turn into a wrapper for
2067 simplify_replace_fn_rtx.
2068 (simplify_unary_operation): Don't unwrap CONSTs.
2069 * var-tracking.c (check_wrap_constant): Delete.
2070 (vt_expand_loc_callback): Don't call it.
2071 (vt_expand_loc): Likewise.
2073 2009-10-20 Pascal Obry <obry@adacore.com>
2074 Eric Botcazou <ebotcazou@adacore.com>
2076 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2078 2009-10-20 Michael Matz <matz@suse.de>
2080 * loop-invariant.c (create_new_invariant): Use different magic number.
2082 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2085 * arm.c (arm_override_options): Forcibly disable hot/cold block
2088 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2091 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2094 2009-10-20 Richard Guenther <rguenther@suse.de>
2096 * ggc-page.c: Include cfgloop.h.
2097 (struct max_alignment): Drop long double, add void *.
2098 (extra_order_size_table): Add low non-power-of-two multiples
2099 of MAX_ALIGNMENT. Drop small type-based entries, add
2100 tree_type, cgraph_node and loop.
2101 * alloc-pool.c (struct allocation_object_def): Drop long double
2104 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2107 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2108 referenced just in DEBUG_INSNs.
2110 2009-10-20 Richard Guenther <rguenther@suse.de>
2113 * gimple.c (gimple_register_type): Make sure we register
2114 the types main variant first.
2116 2009-10-20 Richard Guenther <rguenther@suse.de>
2118 * gimple.c (gimple_types_compatible_p): Simplify. Move
2119 cheap checks before hashtable queries. Add checks for
2120 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2122 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2124 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2125 without size or with size that can't be represented as a host integer.
2127 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2129 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2130 the removal of a debug stmt as a significant change.
2132 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2134 * config/s390/s390.md: Added agen condition to operand
2135 forwarding bypasses. Added bypass for early address generation
2136 use of int results. Updated comments.
2138 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2140 * config/i386/i386.c: Remove signal.h #include.
2142 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2144 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2145 * doc/rtl.texi: Document ss_abs.
2147 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2149 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2150 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2151 instead of C_LEX_RAW_STRINGS.
2152 (lex_string): Handle CPP_UTF8STRING.
2153 * c-parser.c (c_parser_postfix_expression): Likewise.
2154 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2155 (C_LEX_STRING_NO_JOIN): ... this.
2157 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2159 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2160 cris_function_value_regno_p): New functions.
2161 (cris_promote_function_mode): Update comment.
2162 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2163 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2164 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2165 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2167 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2169 * unwind-dw2.c (execute_stack_op): Fix operand order for
2170 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2172 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2174 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2175 (lower_stmt) <GIMPLE_BIND>: Add comment.
2176 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2178 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2179 Otherwise lower it and set cannot_fallthru to true.
2180 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2181 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2182 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2183 to true for a noreturn call. Do not remove statements.
2184 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2185 Set cannot_fallthru to false on function exit.
2186 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2187 <GIMPLE_ASSIGN>: Remove.
2189 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2191 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2193 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2195 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2196 next/prev_active_insn to skip DEBUG_INSNs as well.
2198 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2200 * config/arm/arm.c (output_move_neon): Use DImode in call to
2203 2009-10-19 Matthias Klose <doko@ubuntu.com>
2206 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2208 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2210 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2212 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2215 * optabs.c (expand_binop): Make mode of shift count expression mode
2216 of shift count not target.
2219 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2221 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2222 case. Force using values to replace references within the statement.
2223 (convert_local_reference_stmt): Likewise.
2225 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2227 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2228 remove a subsequent GOTO or RETURN statement.
2230 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2232 * config/avr.md (*movqi): Add zero as equally preferable constraint
2233 as general register.
2236 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2238 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2240 2009-10-17 Richard Guenther <rguenther@suse.de>
2242 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2244 2009-10-17 Richard Guenther <rguenther@suse.de>
2246 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2247 operands in COMPONENT_REFs.
2249 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2251 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2252 if not defined. Change type of second argument to const_rtx.
2253 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2255 * targhooks.h (default_libcall_value): Update prototype.
2256 * target.h (struct gcc_target): Change type of second argument of
2257 libcall_value to const_rtx.
2258 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2260 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2261 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2263 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2266 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2267 * cgraphunit.c (cgraph_optimize): Call it.
2268 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2269 (dwarf2out_assembly_start): ... here. New hook.
2270 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2271 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2273 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2274 * sdbout.c (sdb_debug_hooks): Likewise.
2275 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2276 (vmsdbgout_assembly_start): New hook.
2278 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2280 * rtl.h (RTL_LOCATION): Fix typo.
2282 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2284 * print-rtl.c (print_rtx): Print locators in asm_operands
2287 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2290 * sched-deps.c (depl_on_debug_p): New.
2291 (attach_dep_link): Reject debug deps before nondebug deps.
2292 (add_to_deps_list): Insert debug deps after nondebug deps.
2293 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2295 (sd_add_dep): Do not reject debug deps.
2296 (add_insn_mem_dependence): Don't count debug deps.
2297 (remove_from_deps): Likewise.
2298 (sched_analyze_2): Set up mem deps on debug insns.
2299 (sched_analyze_insn): Record reg uses for deps on debug insns.
2300 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2301 try_ready nondebug insn after debug insn.
2302 * ddg.c (create_ddg_dep_from_intra_loop_link,
2303 create_ddg_dep_no_link): Don't reject debug deps.
2305 2009-10-16 Richard Guenther <rguenther@suse.de>
2307 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2308 (maybe_merge_incomplete_and_complete_type): Likewise.
2309 (lto_symtab_merge): Do not call them. Do not warn for
2310 complete vs. incomplete compatible types.
2311 (lto_symtab_merge_decls_2): Simplify.
2312 * gimple.c (gimple_force_type_merge): Remove.
2313 (gimple_types_compatible_p): Make it static.
2314 * gimple.h (gimple_force_type_merge): Remove.
2315 (gimple_types_compatible_p): Likewise.
2317 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2319 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2320 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2322 2009-10-16 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/41728
2325 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2326 if fold_stmt did anything.
2328 2009-10-16 Richard Guenther <rguenther@suse.de>
2331 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2332 (maybe_fixup_handled_component): New function.
2333 (input_gimple_stmt): Fixup mismatched decl replacements.
2335 2009-10-16 Richard Guenther <rguenther@suse.de>
2338 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2339 the same as VAR_DECL.
2341 2009-10-16 Richard Guenther <rguenther@suse.de>
2343 * gimple.c (iterative_hash_gimple_type): For integer types
2344 also hash their minimum and maximum values and the string flag.
2345 For array types hash their domain and the string flag.
2347 2009-10-16 Richard Guenther <rguenther@suse.de>
2349 * gimple.c (gimple_types_compatible_p): Restrict completing
2350 types to record or unions. Simplify completion.
2351 Do not merge records or unions with different
2352 TYPE_STRUCTURAL_EQUALITY_P tag.
2353 (iterative_hash_gimple_type): Restrict non-recursing into
2354 pointer targets for records and unions.
2356 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2359 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2360 * dwarf2out.c (mem_loc_descriptor): Don't handle
2361 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2362 punt if it is not lowpart subreg or if inner mode isn't
2365 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2367 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2368 investigating previous or next insns.
2370 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2372 * tree-sra.c (build_ref_for_offset_1): Update comment.
2374 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2376 * config/s390/s390.md (atype): Added missing values.
2378 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2381 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2382 (casesi64p): Update pattern to reflect above.
2384 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2386 PR rtl-optimization/41697
2387 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2389 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2392 * config/rs6000/predicates.md: Update copyright year.
2393 * config/rs6000/altivec.md: Ditto.
2395 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2396 (MD_INCLUDES): Add a2.md.
2398 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2399 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2400 (builtin_classify): New static vector to classify various builtins
2401 to get the tree attributes correct.
2402 (def_builtin): Set the attributes of builtins based on what the
2403 builtin does (i.e. memory operation, floating point, saturation
2404 need special attributes, others are pure functions).
2406 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2408 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2409 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2410 RS6000_BUILTIN_COUNT.
2411 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2412 MAX_RS6000_BUILTINS.
2414 * config/rs6000/rs6000-builtin.def: New file that combines the
2415 builtin enumeration name and attributes.
2417 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/linux.h (ASM_SPEC): Add --32.
2421 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2423 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2424 and DW_TAG_template_alias.
2425 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2426 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2427 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2428 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2429 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2430 and DW_AT_GNU_odr_signature.
2431 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2432 DW_FORM_flag_present and DW_FORM_ref_sig8.
2433 (output_signature): Only print name on the first byte.
2434 (output_die): Likewise for dw_val_class_data8.
2436 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2438 * doc/invoke.texi: Clarify that most optimizations are not enabled
2441 2009-10-15 Richard Guenther <rguenther@suse.de>
2444 * gimple.c (compare_type_names_p): Handle anonymous names
2445 differently based on new mode argument.
2446 (gimple_types_compatible_p): For structs also compare the tags.
2447 (iterative_hash_type_name): Rename to ...
2448 (iterative_hash_name): ... this. Hash all names.
2449 (iterative_hash_gimple_type): Fix hashing the struct tag of
2450 pointer targets. Hash field decl names.
2452 2009-10-15 Richard Guenther <rguenther@suse.de>
2455 * gimple.c (gimple_get_alias_set): Avoid recursing on
2456 invalid type topology.
2458 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2460 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2462 2009-10-15 Richard Guenther <rguenther@suse.de>
2464 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2466 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2468 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2469 add --with-tune{,-32,-64} configured default for -mtune if explicit
2472 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2474 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2476 2009-10-14 DJ Delorie <dj@redhat.com>
2478 * config/h8300/h8300.c (F): New.
2480 (h8300_emit_stack_adjustment): Call them.
2482 (h8300_push_pop): Likewise.
2483 (h8300_expand_prologue): Likewise.
2484 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2485 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2486 (INCOMING_RETURN_ADDR_RTX): Define.
2487 (INCOMING_FRAME_SP_OFFSET): Define.
2488 (DWARF_CIE_DATA_ALIGNMENT): Define.
2490 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2492 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2493 fields in builtin structs.
2494 (finalize_record_size): Likewise.
2496 2009-10-14 Richard Guenther <rguenther@suse.de>
2498 * gimple.c (gtc_ob): New global.
2499 (struct type_pair_d): Replace pointers with type UIDs.
2500 (type_pair_hash): Adjust.
2501 (type_pair_eq): Likewise.
2502 (lookup_type_pair): Likewise. Allocate from an obstack.
2503 (gimple_force_type_merge): Adjust.
2504 (gimple_types_compatible_p): Likewise.
2505 (free_gimple_type_tables): Free the obstack.
2507 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2509 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2510 stmts setting DEBUG_EXPR_DECLs.
2512 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2513 Don't crash if mode1 is VOIDmode.
2515 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2517 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2518 * params.h (IRA_LOOP_RESERVED_REGS): New.
2519 * tree-pass.h (pass_subregs_of_mode_init,
2520 pass_subregs_of_mode_finish): Remove.
2521 * passes.c (pass_subregs_of_mode_init,
2522 pass_subregs_of_mode_finish): Remove.
2523 (pass_reginfo_init): Move before loop optimizations.
2524 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2525 * common.opt (fira-loop-pressure): New.
2526 * toplev.h (flag_ira_loop_pressure): New.
2527 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2528 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2529 Make external and void type functions.
2530 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2531 pass_subregs_of_mode_finish): Remove.
2532 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2533 * regmove.c: Include ira.h.
2534 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2535 register pressure calculation in loops.
2536 * loop-invariant.c: Include REGS_H and ira.h.
2537 (struct loop_data): New members max_reg_pressure, regs_ref, and
2539 (struct invariant): New member orig_regno.
2540 (curr_loop): New variable.
2541 (find_exits): Initialize regs_ref and regs_live.
2542 (create_new_invariant): Initialize orig_regno.
2543 (get_cover_class_and_nregs): New.
2544 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2545 array. Add code for flag_ira_loop_pressure.
2546 (gain_for_invariant): Make new_regs an array. Add code for
2547 flag_ira_loop_pressure.
2548 (best_gain_for_invariant): Ditto.
2549 (set_move_mark): New parameter gain. Use it for debugging output.
2550 (find_invariants_to_move): Make regs_needed and new_regs an array.
2551 Add code for flag_ira_loop_pressure.
2552 (move_invariant_reg): Set up orig_regno.
2553 (move_invariants): Set up reg classes for pseudos for
2554 flag_ira_loop_pressure.
2555 (free_loop_data): Clear regs_ref and regs_live.
2556 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2557 get_regno_cover_class, change_pressure, mark_regno_live,
2558 mark_regno_death, mark_reg_store, mark_reg_clobber,
2559 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2560 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2561 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2562 register pressure calculation in loops if new regs were added.
2563 Call finish_subregs_of_mode.
2564 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2565 * Makefile.in (loop-invariant.o): Add ira.h.
2567 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2569 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2571 2009-10-14 Richard Guenther <rguenther@suse.de>
2573 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2574 (lto_symtab_merge): ... here. Rewrite both to take the
2575 prevailing and a to-be-merged entry and to queue diagnostics properly.
2576 (lto_symtab_resolve_replaceable_p): New predicate for
2578 (lto_symtab_resolve_can_prevail_p): Likewise.
2579 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2580 handles merging commons by choosing the largest decl. Fold
2581 in code that gives ODR errors.
2582 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2584 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2585 case of no prevailing decl here. Diagnose mismatches
2586 in object types here. Drop all but the prevailing decls.
2587 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2588 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2589 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2591 2009-10-14 Richard Guenther <rguenther@suse.de>
2594 * lto-streamer-in.c (input_bb): Replace debug stmts with
2595 nops instead of dropping them.
2597 2009-10-14 Nick Clifton <nickc@redhat.com>
2599 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2600 in situations where it is being used as a minus symbol.
2601 * gcc/doc/tm.texi: Likewise.
2602 * gcc/doc/md.texi: Likewise.
2604 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2606 PR preprocessor/41543
2607 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2608 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2609 * tree.c: Include intl.h.
2610 (expand_location): Handle BUILTINS_LOCATION.
2611 * Makefile.in (tree.o): Depend on intl.h.
2614 * dwarf2out.c (dwarf2out_var_location): Always clear
2615 last_postcall_label when changing last_label.
2617 2009-10-14 Pascal Obry <obry@adacore.com>
2619 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2620 (process_command): Handle -E as done with -c and -S. Do not add
2621 the target executable suffix to the output file when -E is used.
2622 (main): Adjust error message accordingly.
2624 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2630 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2632 (tree_code_size): Likewise.
2634 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2636 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2637 * real.h (HAVE_mpc_arc): Define.
2639 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2641 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2642 (struct builtin_description): Add fndecl field.
2643 (bdesc): Remove const qualifier. Update initializer.
2644 (sh_media_init_builtins): Remove const qualifier for d. Record
2645 the result of add_builtin_function to the fndecl field.
2646 (sh_builtin_decl): New.
2647 (sh_media_builtin_decl): New.
2649 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2652 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2653 requests between special registers.
2655 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2657 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2659 2009-10-13 Richard Henderson <rth@redhat.com>
2661 PR tree-optimization/41377
2662 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2663 (cleanup_empty_eh_merge_phis): New change_region parameter;
2664 pass it on to redirect_eh_edge_1. Update callers.
2665 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2666 at the destination block.
2668 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2670 * passes.c (register_pass): Replaced gcc_unreachable by
2671 fatal_error on failure. Mentions plugins in comments & messages.
2673 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2676 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2677 * sched-vis.c (print_value): Use it.
2678 * cselib.c (cselib_hash_rtx): Likewise.
2679 * print-rtl.c (print_rtx): Likewise.
2680 * cfgexpand.c (expand_debug_rtx): Likewise.
2681 * var-tracking.c (vt_expand_loc_callback): Likewise.
2683 2009-10-13 Richard Guenther <rguenther@suse.de>
2686 * opts.c (handle_option): Split out code to handle setting
2687 the options flag var ...
2688 (set_option): ... here.
2689 * opts.h (set_option): Declare.
2690 * lto-opts.c (register_user_option_p): Include -fexceptions
2691 and all position independent code variants.
2692 (handle_common_option): Remove.
2693 (lto_reissue_options): Use set_option.
2695 2009-10-13 Martin Jambor <mjambor@suse.cz>
2697 PR tree-optimization/41661
2698 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2699 that are tcc_comparisons or do not change the type in any
2701 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2702 folding tcc_comparison operations.
2704 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2706 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2709 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2715 * tree.def (DEBUG_EXPR_DECL): New.
2716 * rtl.def (DEBUG_EXPR): New.
2717 * gengtype.c (adjust_field_rtx_def): Handle it.
2718 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2719 (insert_debug_temp_for_var_def): ... this. Drop support for
2720 moving. Take iterator for def stmt; insert debug stmt before it.
2721 Scan early for use count and kind in debug stmts.
2722 (propagate_defs_into_debug_stmts): Rename to...
2723 (insert_debug_temps_for_defs): ... this. Likewise.
2724 * tree.h (DEBUG_TEMP_UID): New.
2725 * tree.c (next_debug_decl_uid): New.
2726 (make_node_stat): Count debug decls separately.
2727 (copy_node_stat): Likewise.
2728 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2729 * var-tracking.c (dv_is_decl_p): Recognize it.
2730 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2731 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2732 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2733 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2734 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2735 (cselib_hash_rtx): Likewise.
2736 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2737 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2739 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2740 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2741 * rtl.c (copy_rtx): Likewise.
2742 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2743 * print-rtl.c (print_rtx): Likewise.
2744 * sched-vis.c (print_value): Likewise.
2745 (print_insn): Handle DEBUG_EXPR_DECL.
2746 * tree-dump.c (dequeue_and_dump): Likewise.
2747 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2748 * gimple-iterator (gsi_replace): Check for same lhs.
2749 (gsi_remove): Insert debug temps.
2750 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2751 (move_computations_stmt): Drop explicit propagation into debug stmts.
2752 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2753 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2754 * tree-ssa-sink.c (statement_sink_location): Likewise.
2755 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2756 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2757 * tree-flow.h: Likewise.
2758 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2759 debug temps without values.
2760 (eliminate_unnecessary_stmts): Don't discard just-inserted
2763 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2766 * config/cris/cris.md (andu): Check that operand 1 is one of the
2767 general registers. Fix typo in head comment.
2769 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2771 * config/i386/i386.md (vswapmov): New.
2772 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2773 (ix86_function_ms_hook_prologue): New.
2774 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2775 * configure.ac: Test for swap suffix support in as.
2776 * configure: Rebuild.
2778 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2781 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2782 paradoxical subregs to prevent partial register stalls if the inner
2783 mode is integer mode.
2785 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2789 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2792 * gcc/dwarf2out.c (template_parameter_pack_die,
2793 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2795 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2798 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2800 (maybe_register_def): Likewise. Take stmt iterator.
2801 (rewrite_update_stmt): Take stmt iterator and pass it on.
2802 (rewrite_update_enter_block): Pass stmt iterator.
2804 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2806 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2807 (spu_builtin_decl): New function.
2809 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2811 * config/i386/i386.md (SWIM): New mode iterator.
2812 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2813 using SWIM mode iterator.
2814 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2815 patterns using SWI48 mode iterator.
2816 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2817 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2818 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2819 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2820 patterns using SWI248 mode iterator.
2821 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2822 gen_x86_movdicc_0_m1_rex64 for renamed function
2824 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2825 Eric Botcazou <ebotcazou@adacore.com>
2828 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2829 * config/sparc/sol2-unwind.h: New file.
2831 2009-10-11 Olivier Hainque <hainque@adacore.com>
2832 Eric Botcazou <ebotcazou@adacore.com>
2835 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2836 * config/i386/sol2-unwind.h: New file.
2838 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2841 * config/i386/i386.md (addsi_1_zext): Get the proper second
2844 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2846 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2847 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2850 2009-10-11 Richard Guenther <rguenther@suse.de>
2852 * gimple.c (iterative_hash_type_name): Do not handle special
2855 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2858 (*setcc_si_1_and): Ditto.
2859 (*setcc_si_1_movzbl): Ditto.
2860 (*setcc_<mode>_2): Ditto.
2861 (*setcc_qi): Rename from *setcc_1.
2862 (*setcc_qi_slp): Rename from *setcc_2.
2864 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2865 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2867 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2868 "if" condition, there is already assert with reload_completed present.
2870 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2872 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2874 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2876 * doc/install.texi (Final install): Refer to
2877 http://gcc.gnu.org/bugs/ for bug reporting.
2879 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2881 * configure.ac: Add test for dci instruction.
2882 * configure: Regenerate.
2883 * config.in: Likewise.
2884 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2885 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2886 (-mmulhw): Add 476 to description.
2887 (-mdlmzb): Likewise.
2888 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2889 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2890 (processor_target_table): Add 476 and 476fp entries.
2891 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2892 (rs6000_issue_rate): Add CPU_PPC476.
2893 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2894 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2895 (processor_type): Add PROCESSOR_PPC476.
2896 (EXTRA_SPECS): Add asm_cpu_476 string.
2897 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2898 (define_attr "cpu"): Add ppc476.
2900 Update comments for 476.
2901 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2902 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2903 Update copyright year.
2904 * config/rs6000/476.md: New file.
2905 * config/rs6000/40x.md: Add description for "isel" attribute.
2906 Update copyright year.
2907 * config/rs6000/440.md: Likewise.
2908 * config/rs6000/603.md: Likewise.
2909 * config/rs6000/6xx.md: Likewise.
2910 * config/rs6000/7450.md: Likewise.
2911 * config/rs6000/7xx.md: Likewise.
2912 * config/rs6000/8540.md: Likewise.
2913 * config/rs6000/cell.md: Likewise.
2914 * config/rs6000/e300c2c3.md: Likewise.
2915 * config/rs6000/e500mc.md: Likewise.
2916 * config/rs6000/mpc.md: Likewise.
2917 * config/rs6000/power4.md: Likewise.
2918 * config/rs6000/power5.md: Likewise.
2919 * config/rs6000/power6.md: Likewise.
2920 * config/rs6000/power7.md: Likewise.
2921 * config/rs6000/rios1.md: Likewise.
2922 * config/rs6000/rios2.md: Likewise.
2923 * config/rs6000/rs64.md: Likewise.
2925 2009-10-10 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/41654
2928 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2929 a cond expr before calling gimple_cond_set_condition_from_tree.
2930 (ifcombine_iforif): Likewise.
2932 2009-10-09 Ian Lance Taylor <iant@google.com>
2934 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2935 * configure: Rebuild.
2937 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2939 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2942 2009-10-09 Richard Guenther <rguenther@suse.de>
2945 * target-def.h (TARGET_BUILTIN_DECL): Define.
2946 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2947 * target.h (struct gcc_target): Add builtin_decl target hook.
2948 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2949 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2951 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2952 not gcc_unreachable.
2953 (lto_output_builtin_tree): Sorry if the target does not support
2954 streaming target builtins.
2955 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2956 (rs6000_builtin_decl): New function.
2957 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2958 (ix86_builtin_decl): New function.
2960 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2962 PR preprocessor/41445
2963 * c-ppoutput.c (do_line_change): New function.
2964 (cb_line_change): Use it.
2965 (scan_translation_unit): Call do_line_change if
2966 avoid_paste or PREV_WHITE and token location is on a different line
2967 than print.src_line.
2970 * dwarf2out.c (dwarf2out_init): Test whether
2971 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2974 PR rtl-optimization/41646
2975 * calls.c (expand_call): For BLKmode types returned in registers
2976 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2979 2009-10-09 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/41634
2982 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2983 we remove the correct elements.
2984 (optimize_stmt): Make sure to update stmt operands before
2985 optimizing redundancies.
2987 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2989 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2991 2009-10-09 Richard Guenther <rguenther@suse.de>
2994 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2996 (lto_wrapper_exit): New function.
2998 (fatal_perror): Likewise.
2999 (fork_execute): Use global args_name, do not free it.
3000 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3001 * lto-streamer.h: Remove duplicate prototypes.
3003 2009-10-09 Richard Guenther <rguenther@suse.de>
3005 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3006 before calling stmt_can_throw_external.
3008 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3010 PR tree-optimization/40071
3011 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3012 pointer if the original data reference doesn't conflict with the
3013 created vector data reference. Fix long line.
3015 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.md (any_div): New code iterator.
3018 (u): Handle div and udiv.
3020 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3022 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3023 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3024 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3025 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3027 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3029 * gcc.c (main): Remove trailing "." from diagnostics.
3031 2009-10-08 Cary Coutant <ccoutant@google.com>
3033 Add support for debugging with ICF (Identical Code Folding).
3034 * calls.c (debug.h): New #include.
3035 (emit_call_1): Call virtual_call_token debug hook.
3036 * common.opt (-fenable-icf-debug): New option.
3037 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3038 locations in the source).
3039 (poc_label_num): New variable.
3040 (dcall_entry, vcall_entry): New typedefs.
3041 (dcall_table, vcall_table): New variables.
3042 (struct vcall_insn): New type.
3043 (vcall_insn_table): New variable.
3044 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3045 (size_of_dcall_table): New function.
3046 (output_dcall_table): New function.
3047 (size_of_vcall_table): New function.
3048 (output_vcall_table): New function.
3049 (dwarf2out_direct_call): New function.
3050 (vcall_insn_table_hash): New function.
3051 (vcall_insn_table_eq): New function.
3052 (dwarf2out_virtual_call_token): New function.
3053 (dwarf2out_virtual_call): New function.
3054 (dwarf2out_init): Allocate new tables and sections.
3055 (prune_unused_types): Mark DIEs referenced from direct call table.
3056 (dwarf2out_finish): Output direct and virtual call tables.
3057 * final.c (final_scan_insn): Call direct_call and virtual_call
3059 * debug.h (struct gcc_debug_hooks): Add direct_call,
3060 virtual_call_token, virtual_call hooks.
3061 (debug_nothing_uid): New function.
3062 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3063 (debug_nothing_uid): New function.
3064 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3065 (xcoff_debug_hooks): Likewise.
3066 * sdbout.c (sdb_debug_hooks): Likewise.
3067 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3068 * doc/invoke.texi (-fenable-icf-debug): New option.
3070 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3073 * regmove.c (regmove_backward_pass): Replace src with dst in the
3074 debug insn, and check for dst before rather than after.
3076 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3078 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3079 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3081 2009-10-08 Jan Hubicka <jh@suse.cz>
3084 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3085 do not mark cgraph nodes as needed.
3086 (record_references_in_initializer): Add new only_vars parameter.
3087 * cgraph.h (record_references_in_initializer): New parameter.
3088 * varasm.c (assemble_variable): Update call.
3089 * varpool.c (varpool_analyze_pending_decls): Always look for
3092 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3094 * config/avr/avr.c (last_insn_address) Remove variable.
3095 (expand_prologue): Don't initialise last_insn_address variable.
3096 (final_prescan_insn): Don't output insn size.
3097 * config/avr/avr.opt (msize): Remove switch.
3098 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3101 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3103 * combine.c (label_tick_ebb_start): Fix comment.
3104 (combine_instructions): Set label_tick and label_tick_ebb_start before
3105 calling setup_incoming_promotions. Start them from 1. Increment
3106 label_tick instead of deriving it from the BB index. Rather than
3107 comparing ticks use the block from the previous iteration to decide
3108 whether to start a new EBB. Remove empty lines before function.
3110 2009-10-08 Michael Matz <matz@suse.de>
3113 * builtins.c (fold_builtin_isascii): Use fold_build2.
3114 (fold_builtin_isdigit): Ditto.
3115 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3116 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3117 remove_useless_stmts_cond, remove_useless_stmts_tf,
3118 remove_useless_stmts_tc, remove_useless_stmts_bind,
3119 remove_useless_stmts_goto, remove_useless_stmts_label,
3120 remove_useless_stmts_1, remove_useless_stmts,
3121 pass_remove_useless_stmts): Remove.
3122 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3123 * passes.c (init_optimization_passes): Don't add
3124 pass_remove_useless_stmts.
3125 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3126 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3128 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3129 for static constants.
3130 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3131 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3133 2009-10-08 Richard Guenther <rguenther@suse.de>
3135 * gimple.c (free_gimple_type_tables): New function.
3136 * gimple.h (free_gimple_type_tables): Declare.
3138 2009-10-07 Mark Heffernan <meheff@google.com>
3140 * ipa-prop.c (ipa_print_node_params) Only print
3141 names of named arguments.
3143 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3145 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3146 being statically linked.
3148 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3150 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3152 2009-10-08 Jan Hubicka <jh@suse.cz>
3155 * ipa.c (cgraph_externally_visible_p,
3156 function_and_variable_visibility,
3157 whole_program_function_and_variable_visibility): Skip non-finalized
3160 2009-10-08 Nick Clifton <nickc@redhat.com>
3162 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3165 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3168 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3170 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3173 * c-common.c (c_fully_fold_internal): Strip nops from the result
3174 of recursive calls to c_fully_fold_internal.
3175 (c_wrap_maybe_const): New.
3176 (c_save_expr): Use c_wrap_maybe_const.
3177 * c-common.h (c_wrap_maybe_const): Declare.
3178 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3179 build_binary_op): Use c_wrap_maybe_const.
3181 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * real.c: Fix comment to reflect actual exponent size.
3185 2009-10-08 Ben Elliston <bje@au.ibm.com>
3187 * config/rs6000/a2.md: Add FSF comment header.
3189 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3191 * config/i386/i386.md (any_extend): New code iterator.
3192 (u, s): New code attributes.
3194 (DWIH): Rewrite as code iterator for SI and DI modes.
3195 (DWI): Rewrite as mode attribute.
3196 (dwi): New mode attribute.
3197 (di): Depend on SI mode and DI mode.
3198 (doubleint_general_operand): Remove mode attribute.
3200 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3203 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3204 (*sub<mode>3_doubleword): Ditto.
3206 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3207 using SWIM248 mode iterator.
3208 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3209 using SWI48 mode iterator.
3210 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3211 patterns using DWIH mode iterator and any_extend code iterator.
3212 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3213 using any_extend code iterator.
3214 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3215 patterns using DWIH mode iterator and any_extend code iterator.
3216 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3217 using any_extend code iterator.
3218 (<s>mul<mode>3_highpart): Macroize expander from
3219 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3220 and any_extend code iterator.
3221 (*<s>muldi3_highpart_1): Macroize insn from
3222 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3223 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3224 patterns using any_extend code iterator.
3225 (*<s>mulsi3_highpart_zext): Macroize insn from
3226 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3228 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3230 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3231 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3232 refering to a DIE with DW_AT_const_value.
3234 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3237 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3239 2009-10-06 Jan Hubicka <jh@suse.cz>
3241 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3244 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3247 *lea_2_rex64): Move before *add<mode>_1 pattern.
3249 2009-10-07 Jan Hubicka <jh@suse.cz>
3251 * collect2.c (main): Add -fno-whole-program.
3252 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3254 2009-10-07 Jan Hubicka <jh@suse.cz>
3256 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3257 has no address taken.
3258 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3260 (cgraph_clone_node): Clear externally_visible flag for clones.
3261 * cgraph.h (cgraph_only_called_directly_p,
3262 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3263 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3264 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3265 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3266 ipcp_insert_stage): Likwise.
3267 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3268 externally_visible flag.
3269 (verify_cgraph_node): Verify that inline clones look right.
3270 (process_function_and_variable_attributes): Do not set
3271 externally_visible flags.
3272 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3274 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3276 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3277 clear externally_visible when turning into inline clones
3278 (cgraph_mark_inline_edge): Use new predicates.
3279 (cgraph_estimate_growth): Likewise.
3280 (cgraph_decide_inlining): Likewise.
3281 * ipa.c (cgraph_postorder): Likewise.
3282 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3283 that inline clones are not needed.
3284 (cgraph_externally_visible_p): New predicate.
3285 (function_and_variable_visibility): Add whole_program parameter;
3286 always set externally_visible flag; handle COMDAT function
3288 (local_function_and_variable_visibility): New function.
3289 (gate_whole_program_function_and_variable_visibility): New function.
3290 (whole_program_function_and_variable_visibility): New function.
3291 (pass_ipa_whole_program_visibility): New function.
3292 * passes.c (init_optimization_passes): Add whole program visibility
3294 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3295 not care about needed/reachable flags.
3296 * varpool.c: Include flags.h
3297 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3298 (varpool_finalize_decl): When we are in LTO read-back, all variables
3300 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3302 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3304 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3307 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3309 * config.gcc: Don't include the makefile fragments intended for
3311 * config/s390/fixdfdi.h: File removed.
3312 * config/s390/libgcc-glibc.ver: File removed.
3313 * config/s390/s390.h: Remove the fixdfdi.h hack.
3314 * config/s390/t-crtstuff: File moved to libgcc dir.
3315 * config/s390/t-linux: Likewise.
3316 * config/s390/t-tpf: libgcc specific parts removed.
3317 * config/s390/t-linux64: Likewise.
3319 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3321 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3322 (lto-compress.o): Likewise.
3324 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3327 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3328 dllexport to class members here.
3329 (i386_pe_determine_dllimport_p): Only check static class data for
3331 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3332 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3333 functions for vague linkage.
3334 (i386_pe_type_dllexport_p): Fix formatting.
3335 (maybe_add_dllexport) New function.
3336 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3339 2009-10-07 Ben Elliston <bje@au.ibm.com>
3341 * config/rs6000/a2.md: Remove duplicated lines.
3343 2009-10-07 Ben Elliston <bje@au.ibm.com>
3345 * config.gcc (powerpc*-*-*): Handle a2.
3346 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3347 * config/rs6000/a2.md: New file.
3348 * config/rs6000/rs6000.opt (mno-update): New.
3349 (mupdate): Return to using a mask, not a var.
3350 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3351 (enum processor_type): Add PROCESSOR_PPCA2.
3352 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3353 (rs6000_override_options): Add "a2" to processor_target_table.
3354 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3355 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3357 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3359 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3360 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3361 reference to nonexistent gen_truncxfxf2 function.
3363 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3366 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3367 (general_operand): Handle TI mode.
3368 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3369 using SDWIM mode iterator.
3370 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3371 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3372 using DWI mode iterator.
3373 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3374 patterns using SWI mode iterator.
3375 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3376 using SWI48 mode iterator.
3377 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3378 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3379 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3380 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3381 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3382 using SDWIM mode iterator.
3383 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3384 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3385 using DWI mode iterator.
3386 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3387 patterns using SWI mode iterator.
3388 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3389 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3390 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3391 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3392 patterns using plusminus code iterator.
3393 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3394 sub<mode>3 patterns using plusminus code iterator.
3395 * config/i386/i386.c (override_options): Update the call to
3396 gen_subdi_carry_rex64 for renamed function.
3397 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3398 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3399 calls to instruction expanders.
3401 2009-10-06 Martin Jambor <mjambor@suse.cz>
3404 * opts.c (decode_options): Run IPA-SRA at -O2.
3406 2009-10-06 Richard Guenther <rguenther@suse.de>
3408 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3410 2009-10-06 Tobias Burnus <burnus@net-b.de>
3413 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3414 -flto and -fwhole-program flags can be combined.
3416 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3419 * gcc.c (process_command): Check that -o argument was specified.
3421 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3423 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3425 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3427 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3428 * doc/invoke.texi (Warning Options): Annotate allowed languages
3429 for -Wunsuffixed-float-constants.
3431 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3433 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3434 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3435 same name and isn't the main variant.
3438 * dwarf2out.c (loc_by_reference): Removed.
3439 (dw_loc_list_1): New function.
3440 (dw_loc_list): Remove toplev argument, add want_address argument.
3441 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3442 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3443 want_address == 2 to dw_loc_list. For successful dw_loc_list
3444 set have_address to 1 only if want_address is not 0.
3446 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3448 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3449 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3450 a code block followed by two pointers.
3451 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3452 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3453 (MIPS_MOVE): Likewise.
3454 (MIPS_LUI): Likewise.
3455 (MIPS_JR): Likewise.
3456 (MIPS_BAL): Likewise.
3457 (MIPS_NOP): Likewise.
3458 (mips_asm_trampoline_template): Delete.
3459 (mips_trampoline_code_size): New function.
3460 (mips_trampoline_init): Add shorter sequences for all cases
3461 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3462 Calculate the opcodes directly, rather than copying from a template.
3463 Only flush the code part of the trampoline.
3464 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3466 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3468 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3469 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3470 (INCOMING_RETURN_ADDR_RTX): Likewise.
3471 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3473 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3474 with RETURN_ADDR_REGNUM.
3475 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3476 * config/mips/mips.c (mips16_build_call_stub): Replace
3477 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3478 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3479 (mips_print_operand_punctuation): Likewise.
3480 (mips_frame_set): Likewise.
3481 (mips16e_output_save_restore): Likewise.
3482 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3483 (mips_save_reg_p): Likewise.
3484 (mips_return_addr): Likewise.
3485 (mips_set_return_address): Likewise.
3486 (mips_direct_save_slot_move_p): Likewise.
3487 (mips_output_function_prologue): Likewise.
3488 (mips_restore_reg): Likewise.
3489 (mips_expand_epilogue): Likewise.
3490 (mips_epilogue_uses): Likewise.
3491 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3492 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3493 (clear_hazard_<mode>): Likewise.
3494 (call_internal): Likewise.
3495 (call_internal_direct): Likewise.
3496 (call_direct_split): Likewise.
3497 (call_value_internal): Likewise.
3498 (call_value_split): Likewise.
3499 (call_value_internal_direct): Likewise.
3500 (call_value_direct_split): Likewise.
3501 (call_value_multiple_internal): Likewise.
3502 (call_value_multiple_split): Likewise.
3504 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3505 Jakub Jelinek <jakub@redhat.com>
3507 PR rtl-optimization/41511
3508 * combine.c (record_value_for_reg): Pass explicit values as argument
3509 to get_last_value_validate.
3510 (get_last_value_validate): Document INSN parameter.
3511 For non-readonly MEMs, assume they might have been modified if INSN
3512 was in another basic block.
3513 (get_last_value): Minor reformatting.
3515 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3518 * final.c (asm_str_count): Split out from asm_insn_count.
3519 * rtl.h (asm_str_count): New prototype.
3520 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3523 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3525 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3527 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3528 Rafael Espindola <espindola@google.com>
3530 * gengtype.c (write_types): Moved call to write_func_for_structure
3531 into seperate loops.
3533 2009-10-05 Richard Guenther <rguenther@suse.de>
3536 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3537 (input_cgraph_1): Input toplevel asms.
3539 2009-10-05 Richard Guenther <rguenther@suse.de>
3542 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3543 (external_aggregate_decl_p): Likewise.
3544 (lto_symtab_compatible): Re-structure. Remove dead code.
3545 For variables ignore toplevel qualifiers when comparing types.
3546 Issue warnings, not errors for mismatched user-alignment.
3548 2009-10-05 Richard Guenther <rguenther@suse.de>
3552 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3553 (struct lto_symtab_identifier_def): Likewise.
3554 (struct lto_symtab_decl_def): Likewise.
3555 (struct lto_symtab_entry_def): New.
3556 (lto_symtab_identifier_t): Rename to ...
3557 (lto_symtab_entry_t): ... this.
3558 (lto_symtab_decls): Remove.
3559 (lto_symtab_base_hash): Rename to ...
3560 (lto_symtab_entry_hash): ... this.
3561 (lto_symtab_base_eq): Rename to ...
3562 (lto_symtab_entry_eq): ... this.
3563 (lto_symtab_base_marked_p): Rename to ...
3564 (lto_symtab_entry_marked_p): ... this.
3565 (lto_symtab_identifier_marked_p): Remove.
3566 (lto_symtab_decl_marked_p): Likewise.
3567 (lto_symtab_maybe_init_hash_tables): Rename to ...
3568 (lto_symtab_maybe_init_hash_table): ... this.
3569 (lto_symtab_set_resolution_and_file_data): Remove.
3570 (lto_symtab_register_decl): New function.
3571 (lto_symtab_get_identifier): Remove.
3572 (lto_symtab_get): New function.
3573 (lto_symtab_get_resolution): Adjust.
3574 (lto_symtab_get_identifier_decl): Remove.
3575 (lto_symtab_set_identifier_decl): Likewise.
3576 (lto_symtab_merge_decl): Rename to ...
3577 (lto_symtab_merge): ... this. Rewrite.
3578 (lto_symtab_merge_var): Remove.
3579 (lto_symtab_merge_fn): Likewise.
3580 (lto_symtab_prevailing_decl): Adjust.
3581 (lto_cgraph_replace_node): New function.
3582 (lto_symtab_merge_decls_2): Likewise.
3583 (lto_symtab_merge_decls_1): Likewise.
3584 (lto_symtab_fixup_var_decls): Likewise.
3585 (lto_symtab_resolve_symbols): Likewise.
3586 (lto_symtab_merge_decls): Likewise.
3587 (lto_symtab_prevailing_decl): Adjust.
3588 (lto_symtab_get_symtab_def): Remove.
3589 (lto_symtab_get_file_data): Likewise.
3590 (lto_symtab_clear_resolution): Adjust.
3591 (lto_symtab_clear_resolution): Likewise.
3592 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3593 (input_cgraph_1): Likewise.
3594 * lto-streamer-in.c (get_resolution): Do not provide fake
3595 symbol resolutions here.
3596 (deferred_global_decls): Remove.
3597 (lto_register_deferred_decls_in_symtab): Likewise.
3598 (lto_register_var_decl_in_symtab): Change signature, register
3599 variable via lto_symtab_register_decl.
3600 (lto_register_function_decl_in_symtab): Likewise.
3601 (lto_read_tree): Adjust.
3602 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3603 (lto_symtab_merge_var): Likewise.
3604 (lto_symtab_merge_fn): Likewise.
3605 (lto_symtab_register_decl): Declare.
3606 (lto_symtab_merge_decls): Likewise.
3608 2009-10-05 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/23821
3611 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3612 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3613 simple IV increments.
3615 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3617 * config/arm/arm.c (arm_override_options): Really initialize
3618 flag_dwarf2_cfi_asm to 0.
3620 2009-10-05 Doug Kwan <dougkwan@google.com>
3622 PR rtl-optimization/41574
3623 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3624 floating point and we are not doing unsafe math optimizations.
3626 2009-10-03 Simon Baldwin <simonb@google.com>
3627 Cary Coutant <ccoutant@google.com>
3628 Rafael Espindola <espindola@google.com>
3629 Richard Guenther <rguenther@suse.de>
3630 Jan Hubicka <jh@suse.cz>
3631 Doug Kwan <dougkwan@google.com>
3632 H.J. Lu <hongjiu.lu@intel.com>
3633 Bill Maddox <maddox@google.com>
3634 Ryan Mansfield <rmansfield@qnx.com>
3635 Diego Novillo <dnovillo@google.com>
3636 Ollie Wild <aaw@google.com>
3637 Kenneth Zadeck <zadeck@naturalbridge.com>
3639 * lto-cgraph.c: New file.
3640 * lto-compress.c: New file.
3641 * lto-compress.h: New file.
3642 * lto-opts.c: New file.
3643 * lto-section-in.c: New file.
3644 * lto-section-out.c: New file.
3645 * lto-streamer-in.c: New file.
3646 * lto-streamer-out.c: New file.
3647 * lto-streamer.c: New file.
3648 * lto-streamer.h: New file.
3649 * lto-symtab.c: New file.
3650 * lto-wpa-fixup.c: New file.
3651 * lto-wrapper.c: New file.
3653 2009-10-03 Simon Baldwin <baldwin@google.com>
3654 Ben Elliston <bje@au.ibm.com>
3655 Rafael Espindola <espindola@google.com>
3656 Nathan Froyd <froydnj@codesourcery.com>
3657 Jan Hubicka <jh@suse.cz>
3658 Doug Kwan <dougkwan@google.com>
3659 Diego Novillo <dnovillo@google.com>
3660 Kenneth Zadeck <zadeck@naturalbridge.com>
3662 * Makefile.in (enable_lto): New.
3663 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3664 (LINKER_PLUGIN_API_H): Define.
3665 (LTO_SYMTAB_H): Define.
3666 (LTO_STREAMER_H): Define.
3667 (TREE_VECTORIZER_H): Define.
3668 (INCLUDES): Add LIBELFINC.
3669 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3670 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3671 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3672 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3673 (native): Add lto-wrapper$(exeext)
3674 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3675 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3676 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3677 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3678 (varasm.o): Add dependency on tree-iterator.h.
3679 (cgraph.o): Add dependency on cif-code.def.
3680 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3681 (ipa-pure-const.o): Likewise.
3682 (GTFILES): Add lto-symtab.c.
3683 (install-lto-wrapper): New.
3684 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3685 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3686 * config.in: Regenerate.
3688 2009-10-03 Rafael Espindola <espindola@google.com>
3689 Diego Novillo <dnovillo@google.com>
3691 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3692 ipa_write_summaries.
3693 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3695 (cgraph_optimize): Make extern.
3697 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3698 Kenneth Zadeck <zadeck@naturalbridge.com>
3700 * toplev.c (in_lto_p): Declare.
3701 * collect2.c (scan_prog_file): Read all the output when reading
3702 information for LTO.
3703 (enum lto_mode_d): Declare.
3705 2009-10-03 Richard Guenther <rguenther@suse.de>
3706 Diego Novillo <dnovillo@google.com>
3708 * gimple.c: Include target.h and alias.h.
3709 (gimple_types): Declare.
3710 (type_hash_cache): Declare.
3711 (gimple_alloc_stat): Make extern.
3712 (gimple_build_eh_must_not_throw): Call
3713 gimple_eh_must_not_throw_set_fndecl.
3714 (struct type_pair_d): Declare.
3715 (type_pair_t): Declare.
3716 (type_pair_hash): New.
3717 (type_pair_eq): New.
3718 (lookup_type_pair): New.
3719 (gimple_force_type_merge): New.
3720 (compare_type_names_p): New.
3721 (compare_field_offset): New.
3722 (gimple_types_compatible_p): New.
3723 (struct sccs): Declare.
3724 (next_dfs_num): Declare.
3725 (iterative_hash_gimple_type): New.
3727 (iterative_hash_type_name): New.
3728 (iterative_hash_gimple_type): New.
3729 (gimple_type_hash): New.
3730 (gimple_type_eq): New.
3731 (gimple_register_type): New.
3732 (print_gimple_types_stats): New.
3733 (gimple_signed_or_unsigned_type): New.
3734 (gimple_unsigned_type): New.
3735 (gimple_signed_type): New.
3736 (gimple_get_alias_set): New.
3737 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3738 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3739 (gimple_force_type_merge): Declare.
3740 (gimple_types_compatible_p): Declare.
3741 (gimple_register_type): Declare.
3742 (print_gimple_types_stats): Declare.
3743 (gimple_unsigned_type): Declare.
3744 (gimple_signed_type): Declare.
3745 (gimple_get_alias_set): Declare.
3746 (gimple_eh_must_not_throw_set_fndecl): New.
3748 2009-10-03 Jan Hubicka <jh@suse.cz>
3749 Kenneth Zadeck <zadeck@naturalbridge.com>
3751 * ipa-pure-const.c: Include lto-streamer.h.
3752 (register_hooks): Factor out of ...
3753 (generate_summary): ... here.
3754 (pure_const_write_summary): New.
3755 (pure_const_read_summary): New.
3756 (pass_ipa_pure_const): Add pure_const_write_summary and
3757 pure_const_read_summary.
3758 * ipa-reference.c: Include lto-streamer.h.
3759 (add_new_function): New.
3760 (remove_node_data): New.
3761 (duplicate_node_data): New.
3762 (ipa_init): Guard against multiple calls.
3763 Move hook setup from analyze_function.
3764 (write_node_summary_p): New.
3765 (ipa_reference_write_summary): New.
3766 (ipa_reference_read_summary): New.
3767 (pass_ipa_reference): Add ipa_reference_write_summary and
3768 ipa_reference_read_summary.
3769 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3770 (struct cgraph_edge): Add fields lto_stmt_uid and
3771 call_stmt_cannot_inline_p.
3772 (cgraph_optimize): Declare.
3773 (cgraph_decide_is_function_needed): Declare.
3774 (reset_inline_failed): Declare.
3775 (enum LTO_cgraph_tags): Declare.
3776 (LTO_cgraph_tag_names): Declare.
3777 (LCC_NOT_FOUND): Define.
3779 2009-10-03 Doug Kwan <dougkwan@google.com>
3780 Rafael Espindola <espindola@google.com>
3781 Jan Hubicka <jh@suse.cz>
3782 Diego Novillo <dnovillo@google.com>
3783 Kenneth Zadeck <zadeck@naturalbridge.com>
3785 * passes.c (all_regular_ipa_passes): New.
3786 (all_ipa_passes): Rename to all_small_ipa_passes.
3787 (init_optimization_passes): Init all_regular_ipa_passes.
3788 * tree-pass.h (all_regular_ipa_passes): New.
3789 (all_ipa_passes): Rename to all_small_ipa_passes.
3790 * passes.c (all_lto_gen_passes): New.
3791 (init_optimization_passes): Initialize all_lto_gen_passes.
3792 (execute_ipa_summary_passes): Make non-static.
3793 (ipa_write_summaries_1): New.
3794 (ipa_write_summaries_2): New.
3795 (ipa_write_summaries): New.
3796 (ipa_write_summaries_of_cgraph_node_set): New.
3797 (ipa_read_summaries_1): New.
3798 (ipa_read_summaries): New.
3799 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3800 (execute_regular_ipa_pass_list): Remove.
3801 (init_optimization_passes): Schedule
3802 pass_rebuild_cgraph_edges and pass_early_inline outside
3803 of pass_all_early_optimizations. Document reason.
3804 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3805 pass_ipa_lto_finish_out): New pass.
3806 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3807 (execute_all_ipa_transforms): New.
3808 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3809 (dump_properties, debug_properties): New.
3810 * tree-optimize.c (gate_all_early_local_passes): Return
3811 false if we are in lto1.
3812 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3813 * tree-pass.h (execute_all_ipa_transforms): Declare.
3814 (pass_ipa_function_and_variable_visibility): Declare.
3815 (pass_ipa_early_inline): Declare.
3816 (pass_ipa_lto_gimple_out): Declare.
3817 (pass_ipa_lto_wpa_fixup): Declare.
3818 (pass_ipa_lto_finish_out): Declare.
3819 (all_small_ipa_passes, all_regular_ipa_passes,
3820 all_lto_gen_passes): Declare.
3821 (execute_ipa_summary_passes): Declare.
3822 (execute_all_ipa_transforms): Declare.
3823 (ipa_write_summaries): Declare
3824 (ipa_write_summaries_of_cgraph_node_set): Declare.
3825 (ipa_read_summaries): Declare.
3827 2009-10-03 Doug Kwan <dougkwan@google.com>
3828 Ollie Wild <aaw@google.com>
3830 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3832 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3833 (lto_mode): New variable.
3834 (maybe_run_lto_and_relink): Handle the -fwpa option.
3835 (main): Handle the -fwpa option.
3836 (maybe_unlink_list): New function.
3837 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3838 * common.opt (flto): New flag.
3839 * toplev.c (flag_generate_lto): Declare.
3841 2009-10-03 Simon Baldwin <simonb@google.com>
3843 * common.opt (flto-compression-level): New flag.
3845 * opts.c: Include lto-opts.h.
3846 (handle_option): Call lto_register_user_option for each
3847 valid option handled.
3848 (decode_options): Clear registered options before the options
3851 2009-10-03 Cary Coutant <ccoutant@google.com>
3853 * collect2.c (is_elf): New function.
3854 (scan_prog_file): Require LTO object to be in ELF format.
3856 2009-10-03 Rafael Espindola <espindola@google.com>
3858 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3859 libgcc to the linker.
3861 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3863 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3864 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3866 * collect2.h (collect_execute): Add flags argument.
3867 * tlink.c (tlink_execute): Update call to collect_execute.
3868 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3869 (use_linker_plugin): New.
3870 (use_linker_plugin_spec_function): New.
3871 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3872 (linker_plugin_file_spec): New.
3873 (lto_wrapper_spec): New.
3874 (lto_gcc_spec): New.
3875 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3876 (static_spec_functions): Add use-linker-plugin.
3877 (process_command): Handle -use-linker-plugin.
3878 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3879 linker_plugin_file_spec and lto_gcc_spec.
3880 (use_linker_plugin_spec_function): New.
3882 2009-10-03 Richard Guenther <rguenther@suse.de>
3886 * tree.h (is_lang_specific): Include LANG_TYPE.
3887 * tree.c (find_decls_types_r): Manually add interesting parts
3888 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3890 * gimple.c (type_pair_hash): Make symmetric.
3891 (type_pair_eq): Likewise.
3892 (lookup_type_pair): Increase initial hashtable size.
3893 (gimple_force_type_merge): Rely on type-pair symmetry.
3894 (visit): Remove excessive checking code.
3895 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3896 (gimple_register_type): Remove getenv calls, shrink initial
3900 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3901 inline functions if not generating lto output.
3904 * toplev.c (finalize): In WPA mode remove the asm file.
3906 2009-10-03 Doug Kwan <dougkwan@google.com>
3908 * ipa-inline.c (cgraph_mark_inline): Check
3909 edge->call_stmt_cannot_inline_p instead of calling
3910 gimple_call_cannot_inline_p.
3911 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3912 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3913 (inline_generate_summary): Do nothing in LTRANS.
3914 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3915 exists before calling gimple_call_cannot_inline_p.
3916 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3917 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3918 Update new_edge->lto_stmt_uid.
3919 * cgraphbuild.c (reset_inline_failed): New.
3921 * common.opt (fwpa): New flag.
3922 (fltrans): New option.
3923 * gcc.c (gcc_lto_option_t): New type.
3924 (current_lto_option): New variable.
3925 (lto_single_spec_function): Remove and is replaced by ..
3926 (lto_option_spec_function): New function.
3927 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3928 passing the -flto flag.
3929 (cc1_options): Separate non-LTO related parts into ..
3930 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3931 (lto1_options): New spec for lto FE.
3932 (link_lto_options): New spec for handling LTO flags in linker.
3933 (invoke_lto_single): Re-format to fit in 80 column. Replace
3934 lto-single with lto-option.
3935 (static_specs): Add cc1_non_lto_options, lto1_options and
3937 (static_spec_function): Replace lto-single with lto-option.
3938 (process_command): Handle -flto, -fwpa and -fltran by setting
3939 current_lto_option and not passing it to subprocess unconditionally.
3941 2009-10-03 Bill Maddox <maddox@google.com>
3943 Add `gcc' driver support for link-time code generation (LTO).
3945 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3946 (lto_flag, lto_objects, lto_o_file): New variables.
3947 (struct lto_object, struct lto_object_list): New structures.
3948 (collect_exit, handler): Remove LTO temporary output file on exit.
3949 (add_lto_object): New function.
3950 (maybe_run_lto_and_relink): New function. Perform link time code
3951 generation and relinking for object files containing LTO information.
3952 (main): Invoke maybe_run_lto_and_relink().
3953 (dump_argv): New function. For debugging, currently disabled.
3954 (scan_prog_file): Add LTO information pass.
3955 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3957 * toplev.c (compile_file): Emit assembler directive to create
3958 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3960 2009-10-03 Diego Novillo <dnovillo@google.com>
3962 * c.opt: Add LTO to warn_abi and warn_psabi.
3964 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3965 inline function. Ignore language-specific nodes. Update all users.
3966 (find_decls_types_r): Do not traverse the subtrees of
3967 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3968 * tree.h (is_lang_specific): New.
3969 * langhooks.h (struct lang_hooks_for_decls): Remove
3970 may_need_assembler_name_p. Update all users.
3972 * c-common.c (set_builtin_user_assembler_name): Move ...
3973 * builtins.c (set_builtin_user_assembler_name): ... here.
3974 (is_builtin_name): Add comment
3975 (is_builtin_fn): New.
3976 * except.c (output_ttype): Only call
3977 lookup_type_for_runtime if TYPE is not a runtime type.
3979 * passes.c (register_pass): Call position_pass on
3980 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3981 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3982 (TV_IPA_LTO_DECL_IO): Define.
3983 (TV_IPA_LTO_CGRAPH_IO): Define.
3985 (TV_WHOPR_WPA): Define.
3986 (TV_WHOPR_WPA_IO): Define.
3987 (TV_WHOPR_LTRANS): Define.
3988 (TV_WHOPR_WPA_FIXUP): Define.
3989 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3990 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3991 * tree-flow.h (tree_node_can_be_shared): Declare.
3992 * tree-inline.c (tree_can_inline_p): Check that E has a
3993 statement associated with it.
3994 * tree.c (free_lang_data_in_binf): Factor out of ...
3995 (free_lang_data_in_type): ... here.
3996 Call RECORD_OR_UNION_TYPE_P.
3997 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3998 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3999 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4000 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4001 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4002 (gate_free_lang_data): Return true if flag_generate_lto is set.
4003 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4004 * c-common.h (set_builtin_user_assembler_name): Move ...
4005 * tree.h (set_builtin_user_assembler_name): ... here.
4007 * common.opt (flto-report): New flag.
4008 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4009 * collect2.c (scan_prog_file): Send the error output of
4010 'nm' to HOST_BIT_BUCKET.
4012 2009-10-03 Ollie Wild <aaw@google.com>
4014 * langhooks-def.h (lhd_begin_section): New function declaration.
4015 (lhd_write_section): New function declaration.
4016 (lhd_end_section): New function declaration.
4017 (LANG_HOOKS_BEGIN_SECTION): New macro.
4018 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4019 (LANG_HOOKS_END_SECTION): New macro.
4020 (LANG_HOOKS_LTO): New macro.
4021 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4022 * langhooks.c (output.h): Add include.
4023 (saved_section): New static variable.
4024 (lhd_begin_section): New function.
4025 (lhd_write_section_data): New function.
4026 (lhd_end_section): New function.
4027 * langhooks.h (struct lang_hooks_for_lto): New structure.
4028 (struct lang_hooks): Add member lto.
4029 * Makefile.in (langhooks.o): Add dependency on output.h.
4031 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4033 2009-10-03 Richard Guenther <rguenther@suse.de>
4035 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4038 2009-10-03 Simon Baldwin <simonb@google.com>
4039 Richard Guenther <rguenther@suse.de>
4040 Janis Johnson <janis187@us.ibm.com>
4041 Doug Kwan <dougkwan@google.com>
4042 Diego Novillo <dnovillo@google.com>
4043 Ramana Radhakrishnan <ramana.r@gmail.com>
4044 Ollie Wild <aaw@google.com>
4046 * doc/install.texi: Add documentation for libelf and --enable-lto.
4047 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4048 -flto-report, -flto-compression-level and -use-linker-plugin.
4049 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4050 Add section for LTO Testing.
4052 2009-10-02 Cary Coutant <ccoutant@google.com>
4054 Add support for comdat type sections for DWARF v4.
4055 Merge from dwarf4 branch.
4057 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4058 (dw_die_ref): Define vector type.
4059 (enum dw_val_class): Add dw_val_class_data8.
4060 (struct dw_val_struct): Add v.val_data8.
4061 (comdat_type_node_ref): New type.
4062 (struct die_struct): Move die_symbol into a union; add new field
4063 die_type_node. Change all uses.
4064 (comdat_type_node): New type.
4065 (skeleton_chain_node): New type.
4066 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4067 (comdat_type_list): New variable.
4068 (dwarf_tag_name): Add DW_TAG_type_unit.
4069 (dwarf_attr_name): Add DW_AT_signature.
4070 (add_AT_data8): New function.
4071 (replace_child): New function.
4072 (move_all_children): New function.
4073 (print_signature): New function.
4074 (print_die): Print signature information; add dw_val_class_data8.
4075 (attr_checksum): Support dw_val_class_data8.
4076 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4077 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4078 (checksum_sleb128, checksum_uleb128): New functions.
4079 (checksum_die_context): New function.
4080 (loc_checksum_ordered): New function.
4081 (attr_checksum_ordered): New function.
4082 (struct checksum_attributes): New structure.
4083 (collect_checksum_attributes): New function.
4084 (die_checksum_ordered): New function.
4085 (generate_type_signature): New function.
4086 (same_dw_val_p): Add dw_val_class_data8.
4087 (is_symbol_die): Use new is_declaration_die function.
4088 (is_declaration_die): New function.
4089 (should_move_die_to_comdat): New function.
4090 (clone_die): New function.
4091 (clone_tree): New function.
4092 (clone_as_declaration): New function.
4093 (copy_declaration_context): New function.
4094 (generate_skeleton_ancestor_tree): New function.
4095 (generate_skeleton_bottom_up): New function.
4096 (generate_skeleton): New function.
4097 (remove_child_or_replace_with_skeleton): New function.
4098 (break_out_comdat_types): New function.
4099 (struct decl_table_entry): New type.
4100 (htab_decl_hash): New function.
4101 (htab_decl_eq): New function.
4102 (htab_decl_del): New function.
4103 (copy_ancestor_tree): New function.
4104 (copy_decls_walk): New function.
4105 (copy_decls_for_unworthy_types): New function.
4106 (build_abbrev_table): Don't assert on missing die_symbol when doing
4107 comdat type sections.
4108 (size_of_die): Use DW_FORM_sig8 for external references. Add
4110 (unmark_dies): Don't assert for unmarked dies when doing comdat
4112 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4113 (output_signature): New function.
4114 (output_die): Likewise.
4115 (output_compilation_unit_header): Mark output as DWARF version 3
4116 even if generating DWARF 4.
4117 (output_comdat_type_unit): New function.
4118 (output_line_info): Mark output as DWARF version 3 even if generating
4120 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4122 (dwarf2out_end_source_file): Likewise.
4123 (prune_unused_types_walk_attribs): Don't follow references into
4124 comdat type sections.
4125 (prune_unused_types_mark): When generating type units, do not mark
4126 children of non-defining declarations of types; do mark children of
4128 (prune_unused_types): Process comdat type sections.
4129 (htab_ct_hash): New function.
4130 (htab_ct_eq): New function.
4131 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4132 Add a pointer to the line table from type unit entries so
4133 DW_AT_decl_file has meaning.
4134 * varasm.c (default_elf_asm_named_section): Use identifier name as
4135 comdat key instead of lang hook.
4137 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4139 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4141 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4143 * config/i386/i386.md (SWIM248): New mode iterator.
4144 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4145 divmodhi4 patterns using SWIM248 macro.
4146 (*divmod<mode>4): Macroize insn_and_split pattern from
4147 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4148 and their corresponding splitters usign SWIM248 macro. Split SImode
4149 insn to generate cltd and DImode insn to generate cqto instead of
4150 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4151 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4152 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4153 *divmodsi_noext patterns using SWIM248 macro.
4154 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4155 udivmodhi4 patterns using SWIM248 macro.
4156 (*udivmod<mode>4): Macroize insn_and_split pattern from
4157 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4158 corresponding splitters using SWIM248 macro.
4159 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4160 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4162 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4164 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4165 of zero-sized element is zero-sized regardless of its extent.
4167 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4170 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4171 * configure: Regenerated.
4172 * config.in: Regenerated.
4173 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4174 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4175 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4176 not emitting .eh_frame, emit .cfi_sections .debug_frame
4181 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4182 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4184 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4185 vars use DECL_RTL with resetting it back to NULL afterwards.
4186 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4187 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4188 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4189 the attribute type allows it, otherwise use DW_FORM_dataN.
4190 (mem_loc_descriptor): Handle CONST_STRING.
4191 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4192 Handle MEM with CONST_STRING address using add_AT_string.
4193 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4194 CONST_STRING for const arrays initialized with a string literal.
4195 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4196 (dwarf2out_finish): Call resolve_addr.
4198 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4199 Maxim Kuvyrkov <maxim@codesourcery.com>
4201 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4203 2009-10-02 Nick Clifton <nickc@redhat.com>
4205 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4206 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4208 2009-10-01 Jan Hubicka <jh@suse.cz>
4210 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4211 (cgraph_create_virtual_clone): Just pass redirect_callers
4213 * cgraph.h (cgraph_clone_node): Update prototype.
4214 * ipa-pure-const.c (self_recursive_p): New function.
4215 (propagate): Use it.
4216 * ipa-inline.c (cgraph_clone_inlined_nodes,
4217 cgraph_decide_recursive_inlining): Update.
4219 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4221 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4222 instructions for TARGET_OCTEON.
4224 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4226 * config/arm/arm.c (arm_override_options): Turn off
4227 flag_dwarf2_cfi_asm for AAPCS variants.
4229 2009-10-01 Martin Jambor <mjambor@suse.cz>
4232 * tree-sra.c (convert_callers): Do not call
4233 compute_inline_parameters on one caller more than once.
4235 2009-10-01 Nick Clifton <nickc@redhat.com>
4237 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4238 an empty string if not already defined.
4240 2009-10-01 Martin Jambor <mjambor@suse.cz>
4243 * tree-sra.c (is_va_list_type): New function.
4244 (find_var_candidates): Call is_va_list_type.
4245 (find_param_candidates): Check that the type or the type pointed
4246 to are not va_list types.
4248 2009-10-01 Martin Jambor <mjambor@suse.cz>
4251 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4252 DECL_ARTIFICIAL (param_decl) is true.
4254 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4256 * tree.h (tree_decl_common::lang_flag_8): New.
4257 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4259 * c-common.h (RID_CONSTEXPR): New.
4261 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4263 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4264 Use ref-all pointers.
4265 (alpha_gimplify_va_arg): Ditto.
4267 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4270 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4271 before insn counting loop now that BB_END (bb) is counted. Ensure
4272 the return value isn't zero.
4274 2009-09-30 Nick Clifton <nickc@redhat.com>
4276 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4277 with separate definitions of c_target_objs and cxx_target_objs.
4278 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4280 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4281 sh_symbian_import_export_class.
4282 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4283 * config/sh/symbian.c: Delete, moving code into...
4284 * config/sh/symbian-base.c: ... here
4285 * config/sh/symbian-c.c: ... and here
4286 * config/sh/symbian-cxx.c: ... and here.
4288 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4291 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4292 of plus RTX into register.
4294 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4296 * doc/install.texi: Linguistic and markup fixes.
4297 (Configuration) <--disable-cpp>: Remove description.
4298 <--enable-maintainer-mode>: Autotools files are affected, too.
4299 <--with-sysroot>: Improve description.
4300 (Building): Bump required GNU make version.
4302 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4304 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4305 (x86_64-*-*): Ditto.
4307 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4308 intrinisics for FMA4.
4309 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4310 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4311 Add FMA4 check and fma4intrin.h.
4312 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4314 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4315 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4316 constant for FMA4 support.
4317 (UNSPEC_FMA4_FMADDSUB): Ditto.
4318 (UNSPEC_FMA4_FMSUBADD): Ditto.
4319 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4320 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4321 (ix86_expand_fma4_multiple_memory): Ditto.
4322 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4323 (OPTION_MASK_ISA_FMA4_UNSET): New.
4324 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4325 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4326 (ix86_handle_option): Handle -mfma4.
4327 (isa_opts): Handle -mfma4.
4328 (enum pta_flags): Add PTA_FMA4.
4329 (override_options): Add FMA4 support.
4330 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4331 (IX86_BUILTIN_VFMADDSD): Ditto.
4332 (IX86_BUILTIN_VFMADDPS): Ditto.
4333 (IX86_BUILTIN_VFMADDPD): Ditto.
4334 (IX86_BUILTIN_VFMSUBSS): Ditto.
4335 (IX86_BUILTIN_VFMSUBSD): Ditto.
4336 (IX86_BUILTIN_VFMSUBPS): Ditto.
4337 (IX86_BUILTIN_VFMSUBPD): Ditto.
4338 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4339 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4340 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4341 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4342 (IX86_BUILTIN_VFNMADDSS): Ditto.
4343 (IX86_BUILTIN_VFNMADDSD): Ditto.
4344 (IX86_BUILTIN_VFNMADDPS): Ditto.
4345 (IX86_BUILTIN_VFNMADDPD): Ditto.
4346 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4347 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4348 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4349 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4350 (IX86_BUILTIN_VFMADDPS256): Ditto.
4351 (IX86_BUILTIN_VFMADDPD256): Ditto.
4352 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4353 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4354 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4355 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4356 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4357 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4358 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4359 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4360 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4361 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4362 (enum multi_arg_type): New enum for describing the various FMA4
4363 intrinsic argument types.
4364 (bdesc_multi_arg): New table for FMA4 intrinsics.
4365 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4366 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4368 (ix86_expand_builtin): Add FMA4 intrinsic support.
4369 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4370 operand instructions.
4371 (ix86_expand_fma4_multiple_memory): New function to split the
4372 second memory reference from FMA4 instructions.
4373 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4374 (ssemodesuffixf2s): Ditto.
4375 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4377 (fma4_fmsub<mode>4): Ditto.
4378 (fma4_fnmadd<mode>4): Ditto.
4379 (fma4_fnmsub<mode>4): Ditto.
4380 (fma4_vmfmadd<mode>4): Ditto.
4381 (fma4_vmfmsub<mode>4): Ditto.
4382 (fma4_vmfnmadd<mode>4): Ditto.
4383 (fma4_vmfnmsub<mode>4): Ditto.
4384 (fma4_fmadd<mode>4256): Ditto.
4385 (fma4_fmsub<mode>4256): Ditto.
4386 (fma4_fnmadd<mode>4256): Ditto.
4387 (fma4_fnmsub<mode>4256): Ditto.
4388 (fma4_fmaddsubv8sf4): Ditto.
4389 (fma4_fmaddsubv4sf4): Ditto.
4390 (fma4_fmaddsubv4df4): Ditto.
4391 (fma4_fmaddsubv2df4): Ditto.
4392 (fma4_fmsubaddv8sf4): Ditto.
4393 (fma4_fmsubaddv4sf4): Ditto.
4394 (fma4_fmsubaddv4df4): Ditto.
4395 (fma4_fmsubaddv2df4): Ditto.
4396 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4397 instructions for intrinsics.
4398 (fma4i_fmsub<mode>4): Ditto.
4399 (fma4i_fnmadd<mode>4): Ditto.
4400 (fma4i_fnmsub<mode>4): Ditto.
4401 (fma4i_vmfmadd<mode>4): Ditto.
4402 (fma4i_vmfmsub<mode>4): Ditto.
4403 (fma4i_vmfnmadd<mode>4): Ditto.
4404 (fma4i_vmfnmsub<mode>4): Ditto.
4405 (fma4i_fmadd<mode>4256): Ditto.
4406 (fma4i_fmsub<mode>4256): Ditto.
4407 (fma4i_fnmadd<mode>4256): Ditto.
4408 (fma4i_fnmsub<mode>4256): Ditto.
4409 (fma4i_fmaddsubv8sf4): Ditto.
4410 (fma4i_fmaddsubv4sf4): Ditto.
4411 (fma4i_fmaddsubv4df4): Ditto.
4412 (fma4i_fmaddsubv2df4): Ditto.
4413 (fma4i_fmsubaddv8sf4): Ditto.
4414 (fma4i_fmsubaddv4sf4): Ditto.
4415 (fma4i_fmsubaddv4df4): Ditto.
4416 (fma4i_fmsubaddv2df4): Ditto.
4418 * doc/invoke.texi (-mfma4): Add documentation.
4419 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4421 2009-09-29 Richard Henderson <rth@redhat.com>
4423 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4424 an edge to the new destination block.
4426 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4429 * pa.c (hppa_profile_hook): Use
4430 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4432 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4433 Alexander Monakov <amonakov@ispras.ru>
4436 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4437 (not_postinc_memory_operand): New.
4438 (not_postinc_move_operand): New.
4439 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4440 (*cmovsi_internal): Ditto.
4442 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4444 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4445 restrict issue_rate in first pass when scheduling for register
4448 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4449 Rafael Avila de Espindola <espindola@google.com>
4451 * gengtype.c (plugin_output): New.
4452 (get_output_file_with_visibility): Return plugin_output for plugins.
4453 (main): Parse and use the -P option.
4454 * gty.texi: Update the command line format.
4456 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4459 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4461 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4462 out if !const_ok_for_output.
4465 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4466 case VAR_LOCATION>: Remove gcc_unreachable ().
4468 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4470 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4471 (x86_64-*-*): Ditto.
4472 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4473 back to smmintrin.h.
4474 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4475 * config/i386/x86intrin.h: Remove SSE5.
4476 * config/i386/mmintrin-common.h: Delete file.
4477 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4479 2009-09-29 Richard Guenther <rguenther@suse.de>
4481 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4482 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4484 2009-09-29 Nick Clifton <nickc@redhat.com>
4486 * function.c (current_function_name): If there is no current
4487 function just return "<none>".
4489 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4491 * tree-pass.h (register_pass_info): New structure.
4492 (pass_positioning_ops): Move enum from gcc-plugin.h.
4493 (register_pass): New function.
4494 * gcc-plugin.h (plugin_pass): Delete structure.
4495 (pass_positioning_ops): Delete enum.
4496 * plugin.c (regsiter_pass): Delete function.
4497 (position_pass): Delete function.
4498 (added_pass_nodes): Delete variable.
4499 (prev_added_pass_nodes): Delete variable.
4500 (pass_list_node): Delete structure.
4501 * passes.c (make_pass_instance): New function.
4502 (next_pass_1): Change to call make_pass_instance.
4503 (pass_list_node): Move structure from gcc-plugin.h.
4504 (added_pass_nodes): Move variable from plugin.c.
4505 (prev_added_pass_nodes): Move variable from plugin.c.
4506 (position_pass): New function.
4507 (register_pass): New function.
4509 2009-09-28 Easwaran Raman <eraman@google.com>
4511 * ifcvt.c (noce_try_abs): Recognize pattern and call
4512 expand_one_cmpl_abs_nojump.
4513 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4514 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4516 2009-09-28 Ian Lance Taylor <iant@google.com>
4519 * c-opts.c (c_common_handle_option): Don't set
4520 warn_jump_misses_init for -Wall.
4521 * doc/invoke.texi (Warning Options): Update documentation.
4523 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4525 * Makefile.in ($(out_object_file)): Depend on
4526 gt-$(basename $(notdir $(out_file))).h.
4528 2009-09-28 Richard Henderson <rth@redhat.com>
4530 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4531 * except.c (gen_eh_region): Set it.
4532 (duplicate_eh_regions_1): Copy it.
4533 * tree-eh.c (lower_resx): Use it to determine which function
4536 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4537 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4538 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4539 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4540 BUILT_IN_CXA_END_CLEANUP if necessary.
4542 * c-common.c (c_define_builtins): Update call to
4543 build_common_builtin_nodes.
4545 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4547 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4549 2009-09-28 Michael Matz <matz@suse.de>
4551 * builtins.c (interclass_mathfn_icode): New helper.
4552 (expand_builtin_interclass_mathfn): Use it here, and split folding
4554 (fold_builtin_interclass_mathfn): ... this new folder.
4555 (build_call_nofold_loc): New static helper.
4556 (build_call_nofold): New wrapper macro for above.
4557 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4558 (expand_builtin_pow): Ditto.
4559 (expand_builtin_memset_args): Ditto.
4560 (expand_builtin_printf): Ditto.
4561 (expand_builtin_fprintf): Ditto.
4562 (expand_builtin_sprintf): Ditto.
4563 (expand_builtin_memory_chk): Ditto.
4564 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4565 (expand_builtin_stpcpy): Ditto.
4566 (expand_builtin_strcmp): Ditto.
4567 (expand_builtin_strncmp): Ditto.
4568 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4569 (expand_builtin_strcpy_args): Don't call folders.
4570 (expand_builtin_memcmp): Ditto.
4571 (expand_builtin_strncpy): Ditto, and use target.
4572 (expand_builtin_memcpy): Ditto.
4573 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4574 expand_builtin_strpbrk, expand_builtin_memmove,
4575 expand_builtin_memmove_args, expand_builtin_bcopy,
4576 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4577 expand_builtin_strspn, expand_builtin_strcspn,
4578 expand_builtin_fputs): Remove these.
4579 (expand_builtin): Don't call the above, change calls to other
4580 expanders that changed prototype.
4581 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4582 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4583 fold_builtin_interclass_mathfn.
4584 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4585 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4587 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4588 * passes.c (init_optimization_passes): Move pass_fold_builtins
4589 after last phiopt pass.
4590 * tree-inline.c (fold_marked_statements): When folding builtins
4591 iterate over all instruction potentially generated.
4592 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4594 (fold_gimple_call): Use it to always fold calls (into potentially
4595 multiple instructions).
4596 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4597 calls into zero at this time.
4598 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4599 statements generated by builtin folding.
4601 2009-09-28 Nick Clifton <nickc@redhat.com>
4603 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4605 2009-09-28 Duncan Sands <baldrick@free.fr>
4607 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4608 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4609 (register_callback): Dispatch it.
4610 (invoke_plugin_callbacks): Incorporate in sanity check.
4611 * ggc.h (ggc_register_cache_tab): Add declaration.
4612 * ggc-common.c (ggc_register_root_tab): Simplify.
4613 (const_ggc_cache_tab_t): New typedef.
4614 (extra_cache_vec): New vector of dynamically added cache tables.
4615 (ggc_register_cache_tab): New function.
4616 (ggc_scan_cache_tab): New function.
4617 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4618 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4620 2009-09-27 Richard Henderson <rth@redhat.com>
4622 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4623 which we remove __builtin_stack_restore.
4625 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4627 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4628 to test for GRD_INVARIANT.
4629 (simple_rhs_p): Anything that's function_invariant_p is fine.
4631 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4633 * gengtype.c (main): Use plunge_files instead of plugin_output.
4635 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4636 Rafael Avila de Espindola <espindola@google.com>
4638 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4639 Don't print pch related info if it is false.
4640 (main): Don't print pch info in plugin mode.
4642 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4644 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4645 with dw_val_class_const_double.
4646 (struct dw_val_struct): Replace val_long_long with val_double and
4647 adjust for above change.
4648 (output_loc_operands): Likewise.
4649 (add_AT_long_long): Rename into...
4650 (add_AT_double): ...this.
4651 (print_die): Replace dw_val_class_long_long with
4652 dw_val_class_const_double and adjust.
4653 (attr_checksum): Likewise.
4654 (same_dw_val_p): Likewise.
4655 (size_of_die): Likewise.
4656 (value_format): Likewise.
4657 (output_die): Likewise.
4658 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4659 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4660 instead of add_AT_long_long.
4661 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4662 value with the precision of its type.
4664 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4667 * c-typeck.c (build_conditional_expr): Use the readonly and
4668 volatile flags of the operand types, not of the operands itself.
4670 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4672 * collect2.c (main): Look for -brtl before adding libraries.
4674 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4676 * config.gcc: Update OpenBSD targets.
4677 * config/openbsd-stdint.h: New file.
4678 * config/openbsd-libpthread.h: New file.
4679 * config/openbsd.h: Update and break out LIB_SPEC definition.
4680 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4681 * config/i386/openbsdelf.h: Correct types.
4682 * config/m68k/openbsd.h: Likewise.
4683 * config/mips/openbsd.h: Likewise.
4684 * config/vax/openbsd.h: Likewise.
4686 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4688 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4689 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4690 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4691 of the length and zero.
4693 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4695 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4696 (FLAGS_H): Add options.h $(REAL_H).
4697 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4698 (TREE_VECTORIZER_H): New.
4699 (EBITMAP_H): Renamed from EBIMAP_H.
4700 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4701 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4702 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4703 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4704 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4705 (graphite-clast-to-gimple.o, graphite-dependences.o)
4706 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4707 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4708 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4709 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4710 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4711 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4712 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4713 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4714 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4715 updated and fixed as per above changes and per
4716 check_makefile_deps.sh output.
4719 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4720 * configure: Regenerate.
4722 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4724 * doc/install.texi: Update minimum MPC version to 0.7.
4726 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4728 * doc/install.texi (Binaries): Remove reference to the binary
4729 distribution CD-ROM from the FSF.
4731 2009-09-26 Michael Matz <matz@suse.de>
4735 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4736 that are mentioned in the body.
4738 2009-09-26 Michael Matz <matz@suse.de>
4740 PR tree-optimization/41454
4741 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4742 (tree_ssa_dominator_optimize): Don't allocate and free it.
4743 (dom_opt_leave_block): Don't iterate over it.
4744 (eliminate_redundant_computations): Don't return a value.
4745 (cprop_operand, cprop_into_stmt): Ditto.
4746 (optimize_stmt): Don't defer updating stmts.
4748 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4750 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4751 generic_parameter_die, template_parameter_pack_die,
4752 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4753 renaming DW_TAG_formal_parameter_pack and
4754 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4755 and DW_TAG_GNU_template_parameter_pack.
4757 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4759 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4760 * config/v850/v850.c (v850_function_value): New function.
4761 (TARGET_FUNCTION_VALUE): Define.
4763 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4765 * tree-vect-stmts.c (vectorizable_call): Call
4766 mark_symbols_for_renaming after vect_finish_stmt_generation.
4768 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4769 to loc_descriptor_from_tree.
4770 (add_location_or_const_value_attribute): Pass 0 instead of 2
4771 for decl_by_reference_p decls.
4773 2009-09-25 Richard Guenther <rguenther@suse.de>
4776 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4779 2009-09-25 Ben Elliston <bje@au.ibm.com>
4781 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4784 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4786 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4787 form of instruction.
4789 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4792 * fold-const.c (const_binop): Handle complex int division.
4793 * tree-complex.c (expand_complex_div_straight,
4794 expand_complex_div_wide): Update comments.
4796 2009-09-24 DJ Delorie <dj@redhat.com>
4799 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4800 (reg_class): Likewise.
4801 (REG_CLASS_NAMES): Likewise.
4802 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4803 (m32c_override_options): Disable -fivopts for M32C.
4805 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4807 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4808 Delete VSX load/store with update support.
4809 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4810 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4814 (VStype_load_update): Ditto.
4815 (VStype_store_update): Ditto.
4816 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4817 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4819 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4820 load/store with update builtins.
4822 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4824 * libgcc2.c (L_trampoline): Prototype for getpagesize
4825 and mprotect in WINNT case.
4827 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4829 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4830 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4831 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4832 'outgoing' argument.
4833 (TARGET_FUNCTION_VALUE): Define.
4835 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4837 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4839 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4842 * common.opt: Initialize dwarf_strict to -1.
4843 * toplev.c (process_options): Catch unset dwarf_strict
4844 and set to 0 for all targets not overriding.
4845 * config/darwin.c (darwin_override_options): Catch unset
4846 dwarf_strict and override to 1.
4848 2009-09-24 Jeff Law <law@redhat.com>
4850 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4852 2009-09-24 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/36143
4855 PR tree-optimization/38747
4856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4857 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4859 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4862 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4863 return false instead of gcc_unreachable (). For CONST return the
4864 value returned by recursive call instead of always returning true.
4865 (tree_add_const_value_attribute): Return the value returned by
4866 add_const_value_attribute instead of always returning true if rtl
4869 2009-09-23 Justin Seyster <jrseys@gmail.com>
4871 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4873 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4875 * cgraphunit.c (cgraph_lower_function): Revert last change.
4876 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4877 instead of DECL_NO_STATIC_CHAIN.
4878 * tree-cfg.c (verify_gimple_call): Likewise.
4879 * tree-nested.c (get_chain_decl, get_chain_field,
4880 convert_tramp_reference_op, convert_gimple_call): Likewise.
4881 (convert_all_function_calls): Likewise. Always set or clear
4882 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4883 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4884 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4886 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4887 DECL_NO_STATIC_CHAIN.
4888 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4889 instead of DECL_NO_STATIC_CHAIN.
4890 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4891 decl_function_context.
4892 * varasm.c (initializer_constant_valid_p): Likewise.
4893 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4894 (DECL_STATIC_CHAIN): ... this.
4895 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4896 instead of DECL_NO_STATIC_CHAIN.
4898 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4899 Rafael Avila de Espindola <espindola@google.com>
4901 * gengtype.c (nb_plugin_files): Make it unsigned to match
4902 num_gt_files. Adjust other variables to avoid warnings.
4903 (main): Allocate an all zero lang_bitmap before each plugin file name
4904 to match regular file names.
4906 2009-09-23 Richard Henderson <rth@redhat.com>
4908 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4909 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4910 static chain passed in memory.
4911 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4912 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4913 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4914 STATIC_CHAIN_REGNUM defined.
4916 * config/picochip/picochip-protos.h: s/class/klass/.
4917 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4918 (picochip_static_chain): New.
4919 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4920 (STATIC_CHAIN_INCOMING): Remove.
4922 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4923 (xtensa_static_chain): New.
4924 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4925 (STATIC_CHAIN_INCOMING): Remove.
4927 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4929 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4930 * config/pa/pa-protos.h (function_value): Remove.
4931 * config/pa/pa.c (pa_function_value): Rename from function_value.
4932 Make static, add 'outgoing' argument.
4933 (TARGET_FUNCTION_VALUE): Define.
4935 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4937 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4938 instead of cfun->machine->is_leaf.
4939 * config/avr/avr.h (machine_function): Remove is_leaf field.
4941 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4944 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4945 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4946 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4947 the same size, prefer DW_OP_stack_value.
4948 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4949 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4951 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4954 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4956 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4959 * cfgexpand.c (convert_debug_memory_address): New.
4960 (expand_debug_expr): Convert base address and offset to the same
4961 mode. Use it to convert addresses to other modes. Accept
4964 2009-09-23 Richard Guenther <rguenther@suse.de>
4966 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4967 produced for bigendian targets with promoted subregs.
4969 2009-09-23 Richard Guenther <rguenther@suse.de>
4971 * value-prof.c (gimple_ic): Purge old EH edges only after building
4974 2009-09-23 Nick Clifton <nickc@redhat.com>
4976 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4978 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4981 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4984 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4985 on non-nested functions.
4987 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4988 Jan Hubicka <jh@suse.cz>
4990 * dwarf2out.c (loc_list_plus_const): Only define if
4991 DWARF2_DEBUGGING_INFO.
4992 (address_of_int_loc_descriptor): Likewise.
4995 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4997 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5000 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5001 constant is more than zero.
5003 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5006 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5007 call final to emit non-scheduled prologue, instead insert at entry.
5009 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5010 Joseph S. Myers <joseph@codesourcery.com>
5012 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5014 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5015 Rafael Avila de Espindola <espindola@google.com>
5017 * gengtype.c (is_file_equal): New function.
5018 (close_output_files): Use is_file_equal. Free of->buf.
5020 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5021 Rafael Avila de Espindola <espindola@google.com>
5023 * gengtype.c (write_types, write_local): Add the output_header
5024 argument. Update all callers.
5026 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5028 * dwarf2out.c (template_parameter_pack_die,
5029 gen_formal_parameter_pack_die ): New functions.
5030 (make_ith_pack_parameter_name): Remove this function.
5031 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5032 DW_TAG_formal_parameter_pack.
5033 (gen_generic_params_dies): Represent each template parameter pack
5034 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5035 represented by usual DW_TAG_template_*_parameter DIEs that are
5036 children of the DW_TAG_template_parameter_pack element DIE.
5037 (generic_parameter_die): This doesn't deal with parameter pack
5038 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5039 of parameter pack DIEs.
5040 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5041 in certain cases, e.g. for pack elements.
5042 (gen_formal_types_die, gen_decl_die): Adjust usage of
5043 gen_formal_parameter_die.
5044 (gen_subprogram_die): Represent each function parameter pack by a
5045 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5046 represented by usual DW_TAG_formal_parameter DIEs that are children
5047 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5048 ____builtin_va_alist decls as no part of the compiler uses those
5050 * langhooks.h (struct lang_hooks_for_decls): Add
5051 function_parm_expanded_from_pack_p, get_generic_function_decl
5052 and function_parameter_pack_p hooks. Fix comment for
5053 get_innermost_generic_parms hook.
5054 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5055 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5056 macros and use them to initialize lang_hook.
5058 2009-09-22 Richard Henderson <rth@redhat.com>
5060 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5061 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5062 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5063 on TRAMPOLINE_TEMPLATE.
5064 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5065 TRAMPOLINE_ADJUST_ADDRESS.
5066 * targhooks.c (default_asm_trampoline_template): Remove.
5067 (default_trampoline_adjust_address): Remove.
5068 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5069 * targhooks.h: Update decls.
5071 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5073 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5074 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5075 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5077 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5080 * reload1.c (reload): Reset debug insns with pseudos without
5083 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5085 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5086 unconditional true for decimal float modes.
5087 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5088 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5090 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5092 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5093 Enable a new case for __FreeBSD__ >= 7.
5094 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5095 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5096 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5097 and USE_LD_AS_NEEDED.
5099 * doc/install.texi (*-*-freebsd*): Update target information.
5101 2009-09-22 Richard Guenther <rguenther@suse.de>
5104 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5105 arrays really properly.
5107 2009-09-22 Richard Henderson <rth@redhat.com>
5110 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5111 calls.static_chain, calls.trampoline_init,
5112 calls.trampoline_adjust_address.
5113 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5114 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5115 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5116 * builtins.c (expand_builtin_setjmp_receiver): Use
5117 targetm.calls.static_chain; only clobber registers.
5118 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5119 set up memory attributes properly for the trampoline block.
5120 (expand_builtin_adjust_trampoline): Use
5121 targetm.calls.trampoline_adjust_address.
5122 * calls.c (prepare_call_address): Add fndecl argument. Use
5123 targetm.calls.static_chain.
5124 * df-scan.c (df_need_static_chain_reg): Remove.
5125 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5126 consolodate static chain handling.
5127 * doc/tm.texi: Document new hooks.
5128 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5129 (init_emit_regs): Don't initialize them.
5130 * expr.h (prepare_call_address): Update decl.
5131 * final.c (profile_function): Use targetm.calls.static_chain.
5132 * function.c (expand_function_start): Likewise.
5133 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5134 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5135 only clobber registers.
5136 * targhooks.c (default_static_chain): New.
5137 (default_asm_trampoline_template, default_trampoline_init): New.
5138 (default_trampoline_adjust_address): New.
5139 * targhooks.h: Declare them.
5140 * varasm.c (assemble_trampoline_template): Use
5141 targetm.asm_out.trampoline_template. Make the memory block const
5144 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5145 alpha_initialize_trampoline. Make static. Merge VMS parameter
5146 differences into the TARGET_ABI_OPEN_VMS code block.
5147 (TARGET_TRAMPOLINE_INIT): New.
5148 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5149 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5150 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5151 (INITIALIZE_TRAMPOLINE): Remove.
5153 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5154 (TRAMPOLINE_TEMPLATE): Merge with ...
5155 (INITIALIZE_TRAMPOLINE): ... this and move ...
5156 * config/arc/arc.c (arc_trampoline_init): ... here.
5157 (TARGET_TRAMPOLINE_INIT): New.
5159 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5160 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5161 (arm_asm_trampoline_template): New.
5162 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5163 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5164 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5165 code to arm_asm_trampoline_template.
5166 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5167 arm_trampoline_adjust_address.
5168 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5169 adjust for target hook parameters.
5171 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5174 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5175 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5176 (bfin_trampoline_init): Rename from initialize_trampoline;
5177 make static; update for target hook parameters.
5178 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5179 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5180 bfin_asm_trampoline_template.
5181 (INITIALIZE_TRAMPOLINE): Remove.
5183 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5184 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5185 cris_trampoline_init): New.
5186 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5187 cris_asm_trampoline_template.
5188 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5189 adjust for target hook parameters.
5191 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5193 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5194 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5195 fr30_trampoline_init): New.
5196 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5197 fr30_asm_trampoline_template.
5198 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5199 adjust for target hook parameters.
5201 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5202 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5203 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5204 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5205 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5207 * config/h8300/h8300.c (h8300_trampoline_init): New.
5208 (TARGET_TRAMPOLINE_INIT): New.
5209 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5210 to h8300_trampoline_init and adjust for hook parameters.
5212 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5213 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5214 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5215 make static; adjust for hook parameters.
5216 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5218 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5219 (TARGET_TRAMPOLINE_INIT): New.
5220 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5221 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5222 iq2000_asm_trampoline_template.
5223 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5224 (TRAMPOLINE_CODE_SIZE): New.
5225 (TRAMPOLINE_SIZE): Use it.
5226 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5228 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5229 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5230 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5231 adjust for hook parameters.
5232 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5234 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5235 (m32r_trampoline_init): New.
5236 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5237 m32r_trampoline_init.
5239 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5240 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5241 make static; update for hook parameters.
5242 * config/m68hc11/m68hc11-protos.h: Update.
5243 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5245 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5246 (TARGET_TRAMPOLINE_INIT): New.
5247 (mcore_function_value): Fix typo.
5248 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5249 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5250 to mcore_asm_trampoline_template.
5251 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5253 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5254 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5255 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5256 update for hook parameters.
5257 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5259 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5260 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5261 mips_trampoline_init): New.
5262 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5263 mips_asm_trampoline_template.
5264 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5265 update for hook parameters.
5267 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5268 (TARGET_TRAMPOLINE_INIT): New.
5269 (mmix_trampoline_size): Remove.
5270 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5271 make static. Remove out-of-date tetra vs octa comment.
5272 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5273 make static; update for hook parameters.
5274 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5275 (INITIALIZE_TRAMPOLINE): Remove.
5276 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5277 (TRAMPOLINE_ALIGNMENT): New.
5278 * gcc/config/mmix/mmix-protos.h: Update.
5280 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5281 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5282 mn10300_trampoline_init): New.
5283 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5284 mn10300_asm_trampoline_template.
5285 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5287 * config/moxie/moxie.c (moxie_static_chain,
5288 moxie_asm_trampoline_template, moxie_trampoline_init,
5289 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5290 TARGET_TRAMPOLINE_INIT): New.
5291 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5292 moxie_trampoline_init.
5293 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5294 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5296 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5297 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5298 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5299 pa_trampoline_adjust_address): New.
5300 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5301 pa_asm_trampoline_template.
5302 (TRAMPOLINE_ALIGNMENT): New.
5303 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5304 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5305 adjust for hook parameters.
5306 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5308 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5309 (TARGET_TRAMPOLINE_INIT): New.
5310 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5311 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5313 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5315 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5316 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5317 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5318 make static; adjust parameters for the hook.
5319 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5321 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5322 s390_trampoline_template; make static.
5323 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5324 make static; adjust for target hook.
5325 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5326 * config/s390/s390-protos.h: Remove trampoline decls.
5327 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5328 (TRAMPOLINE_TEMPLATE): Remove.
5329 (TRAMPOLINE_ALIGNMENT): New.
5331 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5332 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5333 (TARGET_TRAMPOLINE_INIT): New.
5334 (score_asm_trampoline_template): New.
5335 (score_trampoline_init): Rename from score_initialize_trampoline;
5336 make static; adjust for hook parameters.
5337 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5338 score[37]_asm_trampoline_template.
5339 (INITIALIZE_TRAMPOLINE): Remove.
5340 * config/score/score3.c (score3_asm_trampoline_template): New.
5341 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5342 adjust for target hook.
5343 * config/score/score7.c (score7_asm_trampoline_template): New.
5344 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5345 adjust for target hook.
5346 * config/score/score3.h, config/score/score7.h: Update.
5348 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5349 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5350 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5351 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5352 make static; adjust for target hook parameters.
5353 (sh_trampoline_adjust_address): New.
5354 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5355 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5357 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5358 (sparc32_initialize_trampoline): Rename from
5359 sparc_initialize_trampoline; make static; replace tramp parameter
5360 with m_tramp and update memory accesses.
5361 (sparc64_initialize_trampoline): Similarly.
5362 (sparc_trampoline_init): New.
5363 * config/sparc/sparc-protos.h: Remove trampoline decls.
5364 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5365 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5367 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5368 (array_to_constant): Make ARR parameter const.
5369 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5370 make static; update for hook parameters.
5371 * config/spu/spu-protos.h: Update decls.
5372 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5374 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5375 from xstormy16_initialize_trampoline; make static; update for
5377 (TARGET_TRAMPOLINE_INIT): New.
5378 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5380 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5381 (TARGET_TRAMPOLINE_INIT): New.
5382 (v850_can_eliminate): Make static.
5383 (v850_asm_trampoline_template, v850_trampoline_init): New.
5384 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5385 v850_asm_trampoline_template.
5386 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5387 and adjust for target hook parameters.
5389 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5390 (TARGET_TRAMPOLINE_INIT): New.
5391 (vax_asm_trampoline_template, vax_trampoline_init): New.
5392 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5393 vax_asm_trampoline_template.
5394 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5396 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5397 (TARGET_TRAMPOLINE_INIT): New.
5398 (xtensa_asm_trampoline_template): Rename from
5399 xtensa_trampoline_template; make static.
5400 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5401 make static; update for hook parameters.
5402 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5403 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5404 (INITIALIZE_TRAMPOLINE): Remove.
5406 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5407 error for nested functions with regparm=3.
5408 (ix86_compute_frame_layout): Adjust frame pointer offset for
5409 ix86_static_chain_on_stack.
5410 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5411 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5412 don't reset to UNITS_PER_WORD.
5413 (ix86_emit_leave): Adjust ix86_cfa_state.
5414 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5415 (ix86_static_chain): New.
5416 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5417 make static; update for target hook parameters; use ix86_static_chain.
5418 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5419 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5420 (INITIALIZE_TRAMPOLINE): Remove.
5421 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5422 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5423 to the end. Add static_chain_on_stack.
5424 (ix86_static_chain_on_stack): New.
5426 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5427 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5428 (m68k_trampoline_init): New.
5429 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5430 m68k_trampoline_init and adjust for hook parameters.
5431 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5432 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5434 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5436 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5437 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5439 * reload1.c (reload): Call wrap_constant when substituting
5440 reg for equiv inside of DEBUG_INSNs.
5443 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5444 add_call_src_coords_attributes, add_high_low_attributes,
5445 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5446 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5447 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5448 when -gdwarf-2 -gstrict-dwarf.
5449 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5450 -gdwarf-[23] -gstrict-dwarf.
5451 (address_of_int_loc_descriptor, loc_descriptor,
5452 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5453 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5454 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5456 2009-09-22 Richard Guenther <rguenther@suse.de>
5458 PR tree-optimization/41428
5459 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5460 (ccp_finalize): Pass it to substitute_and_fold.
5462 2009-09-22 Richard Guenther <rguenther@suse.de>
5464 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5465 (substitute_and_fold): Adjust prototype.
5466 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5467 (simplify_stmt_using_ranges): Likewise.
5468 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5469 (vrp_fold_stmt): New function.
5470 (vrp_finalize): Pass it to substitute_and_fold.
5471 * tree-flow.h (vrp_evaluate_conditional): Remove.
5472 (simplify_stmt_using_ranges): Likewise.
5473 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5474 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5475 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5477 (fold_predicate_in): Move to tree-vrp.c.
5478 (substitute_and_fold): Use the callback instead of calling into
5479 tree-vrp.c functions directly.
5481 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5483 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5484 comparison warning on rs6000.
5487 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5488 GIMPLE_EH_MUST_NOT_THROW cleanup.
5489 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5491 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5494 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5495 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5496 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5497 libSystem which is derived from the gcc 4.2.1 unwinder.
5499 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5502 * varasm.c (default_encode_section_info): Copy TLS model into
5503 sym_ref flags regardless of backend support for TLS, for all
5504 model types except TLS_MODEL_EMULATED.
5506 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5509 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5510 we can handle it correctly.
5512 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5514 * doc/install.texi (os2): Remove section.
5516 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5518 * doc/standards.texi (Objective-C): Adjust two URLs.
5520 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5522 * tree-tailcall.c (process_assignment): Don't check if a
5523 multiplication or an addition are already present.
5524 (find_tail_calls): Combine multiple additions and multiplications.
5525 (adjust_accumulator_values): Emit accumulators.
5527 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5529 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5530 xmm register restore.
5532 2009-09-21 Jan Hubicka <jh@suse.cz>
5534 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5535 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5538 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5540 * stor-layout.c (layout_type): Remove obsolete code.
5542 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5545 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5547 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5551 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5552 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5553 * fold-const.c (const_binop): Likewise.
5554 * real.h (do_mpc_arg2): Update prototype.
5556 2009-09-20 Jan Hubicka <jh@suse.cz>
5558 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5559 (add_location_or_const_value_attribute): Rewrite using
5561 (tree_add_const_value_attribute): Return true if successful.
5562 (tree_add_const_value_attribute_for_decl): Likewise.
5564 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5565 (loc_descriptor): ... here;
5566 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5567 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5568 pool items that was not marked for output.
5569 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5570 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5571 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5572 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5573 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5574 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5575 DW_OP_stack_value to get address of items that are not available
5577 (dw_loc_list): Handle single element lists correctly.
5579 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5580 Pascal Obry <obry@adacore.com>
5582 * unwind-dw2-fde.c (classify_object_over_fdes):
5583 Cast the constant 1 to _Unwind_Ptr.
5584 (add_fdes): Likewise.
5585 (linear_search_fdes): Likewise.
5587 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5589 * stor-layout.c (set_sizetype): Avoid useless type copy.
5591 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5593 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5595 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5596 * configure, config.in: Regenerate.
5597 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5599 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5600 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5601 for global data if the output could be used in a shared library.
5602 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5603 to 0 if TARGET_WRITABLE_EH_FRAME.
5605 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5607 PR rtl-optimization/39886
5608 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5609 just when insn is equal to BB_END (bb).
5611 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5613 * config/mips/mips.opt (mrelax-pic-calls): New option.
5614 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5616 (mips_unspec_call): Change "unspec_call" expander into this.
5617 (mips_strip_unspec_call): New function.
5618 (mips_got_load): Call mips_unspec_call instead of
5619 gen_unspec_call<mode>.
5620 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5622 (mips_cfg_in_reorg): New function.
5623 (mips16_lay_out_constants): Use it to decide whether to call
5624 CFG-aware insn splitting.
5625 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5626 mips_reorg. Move DF set-up code from here ...
5627 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5629 (mips_reorg): Call mips_df_reorg instead of
5630 r10k_insert_cache_barriers. Move CFG set-up code here from
5631 r10k_insert_cache_barriers.
5632 (mips_call_expr_from_insn): New function.
5633 (mips_pic_call_symbol_from_set): Likewise.
5634 (mips_find_pic_call_symbol): Likewise.
5635 (mips_annotate_pic_call_expr): Likewise.
5636 (mips_get_pic_call_symbol): Likewise.
5637 (mips_annotate_pic_calls): Likewise.
5638 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5640 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5641 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5642 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5644 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5645 (unspec_call<mode>): Remove it.
5646 (sibcall_internal, sibcall_value_internal,
5647 sibcall_value_multiple_internal, call_internal, call_split,
5648 call_value_internal, call_value_split,
5649 call_value_multiple_internal, call_value_multiple_split): Pass
5650 SIZE_OPNO to MIPS_CALL.
5651 (call_internal_direct, call_direct_split,
5652 call_value_internal_direct, call_value_direct_split): Pass -1 as
5653 SIZE_OPNO to MIPS_CALL.
5654 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5655 * configure: Regenerate.
5656 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5657 and -mno-relax-pic-calls.
5658 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5660 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5663 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5664 in the directory this rule is called from, rather than the
5665 toplevel 'gcc' directory, to fix in-tree build.
5667 2009-09-19 Chris Demetriou <cgd@google.com>
5669 PR preprocessor/28435:
5670 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5671 to cpplib that the preprocessor output is needed.
5673 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5675 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5676 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5677 *return_and_restore_fpregs_<mode>,
5678 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5681 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5682 instead of assuming it has always a REG inside of it.
5684 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5686 * config/freebsd.h: Update comment on types.
5687 (WINT_TYPE): Define.
5689 2009-09-18 Jason Merrill <jason@redhat.com>
5691 * c.opt: Add -fno-deduce-init-list.
5693 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5695 * value-prof.c (interesting_stringop_to_profile_p): Added output
5696 argument to indicate which parameter is the size parameter.
5697 * value-prof.c (gimple_stringop_fixed_value): Use
5698 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5699 * value-prof.c (gimple_stringops_transform): Update call sites to
5700 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5702 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5705 From David Binderman <dcb314@hotmail.com>:
5706 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5707 local variable f. Remove stale comments.
5708 (ix86_compute_frame_layout): Remove useless local variable total_size.
5709 Remove #if 0'd code.
5710 (legitimate_address_p): Remove useless local variables
5711 reason_rtx and reason.
5712 (ix86_split_copysign_const): Remove useless local variable op1.
5713 (scale_counter): Remove useless local variable piece_size_mask.
5715 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5717 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5720 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5723 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5725 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5727 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5730 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5732 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5733 DW_OP_implicit_value even without dwarf_version 4.
5735 2009-09-17 Jan Hubicka <jh@suse.cz>
5737 * dwarf2out.c: Include tree-pass.h and gimple.h.
5738 (loc_list_plus_const): New function.
5739 (loc_descriptor_from_tree_1): Rename to ...
5740 (loc_descriptor_from_tree): ... remove original.
5741 (loc_list_from_tree): New function.
5742 (add_AT_location_description): Accept location list.
5743 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5744 (concatn_mem_loc_descriptor): Remove.
5745 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5747 (secname_for_decl): Move up.
5748 (hidden_reference_p): New function; break out from ...
5749 (loc_by_refernece): ... here; move up.
5750 (dw_loc_list): New function.
5751 (single_element_loc_list): New function.
5752 (single_element_loc_list_p): New function.
5753 (add_loc_descr_to_each): New function.
5754 (add_loc_list): New function.
5755 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5756 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5757 add diagnostics why expansion failed.
5758 (add_location_or_const_value_attribute): Support location lists.
5759 (add_bound_info): Likewise.
5760 (descr_info_loc): Update call of loc_descriptor_from_tree.
5761 (gen_variable_die): Work on location lists.
5762 * final.c (pass_final): Add dump file.
5763 * Makefile.in (dwarf2out.o): Add new dependencies.
5765 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5768 * real.c decimal_from_integer, decimal_integer_string): New.
5769 (real_from_integer): Use them as special case for decimal float.
5770 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5771 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5772 Do not append zero after the decimal point in string to convert.
5774 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5776 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5777 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5779 2009-09-17 Martin Jambor <mjambor@suse.cz>
5781 * common.opt (fipa-sra): New switch.
5782 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5783 * timevar.def (TV_IPA_SRA): New timevar.
5784 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5785 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5786 * tree-sra.c: Include cgraph.c.
5787 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5788 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5789 and grp_not_necessarilly_dereferenced.
5790 (func_param_count): New variable.
5791 (encountered_apply_args): New variable.
5792 (bb_dereferences): New variable.
5793 (final_bbs): New variable.
5794 (no_accesses_representant): New variable.
5795 (no_accesses_p): New function.
5796 (dump_access): Dump the new fields.
5797 (sra_initialize): Set encountered_apply_args to false.
5798 (get_ssa_base_param): New function.
5799 (mark_parm_dereference): New function.
5800 (create_access): Caring for INIDRECT_REFs and different handling of
5801 varialble length accesses in early IPA SRA. Store the stmt - a new
5802 parameter - to the new access.
5803 (build_access_from_expr_1): New parameter stmt, passed to
5804 create_access. Handle INDIRECT_REFs.
5805 (build_access_from_expr): Pass the current statement to
5806 build_access_from_expr_1.
5807 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5809 (build_accesses_from_assign): Pass the current statement to
5810 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5811 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5812 final_bbs when necessary. Check for calls to __builtin_apply_args.
5813 Fixup EH info if anythng was changed.
5814 (is_unused_scalar_param): New function.
5815 (ptr_parm_has_direct_uses): New function.
5816 (find_param_candidates): New function.
5817 (mark_maybe_modified): New function.
5818 (analyze_modified_params): New function.
5819 (propagate_dereference_distances): New function.
5820 (dump_dereferences_table): New function.
5821 (analyze_caller_dereference_legality): New function.
5822 (unmodified_by_ref_scalar_representative): New function.
5823 (splice_param_accesses): New function.
5824 (decide_one_param_reduction): New function.
5825 (enum ipa_splicing_result): New type.
5826 (splice_all_param_accesses): New function.
5827 (get_param_index): New function.
5828 (turn_representatives_into_adjustments): New function.
5829 (analyze_all_param_acesses): New function.
5830 (get_replaced_param_substitute): New function.
5831 (get_adjustment_for_base): New function.
5832 (replace_removed_params_ssa_names): New function.
5833 (sra_ipa_reset_debug_stmts): New function.
5834 (sra_ipa_modify_expr): New function.
5835 (sra_ipa_modify_assign): New function.
5836 (convert_callers): New function.
5837 (modify_function): New function.
5838 (ipa_sra_preliminary_function_checks): New function.
5839 (ipa_early_sra): New function.
5840 (ipa_early_sra_gate): New function.
5841 (pass_early_ipa_sra): New variable.
5842 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5844 2009-09-17 Michael Matz <matz@suse.de>
5847 * tree.c (build_type_attribute_qual_variant): Export.
5848 * tree.h (build_type_attribute_qual_variant): Declare.
5849 * tree-inline.c (remap_type_1): Use it to build variants with
5850 the original qualifiers and attributes.
5852 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5854 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5855 without a fallthrough edge.
5857 2009-09-16 DJ Delorie <dj@redhat.com>
5859 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5860 chip and ignore the "fast_interrupt" attribute if so.
5862 2009-09-16 Richard Henderson <rth@redhat.com>
5865 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5868 2009-09-16 Richard Henderson <rth@redhat.com>
5871 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5872 is set only if DECL_NO_STATIC_CHAIN is unset.
5873 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5874 (FOR_EACH_NEST_INFO): New.
5875 (walk_all_functions): Use it.
5876 (finalize_nesting_tree): Likewise.
5877 (unnest_nesting_tree): Likewise.
5878 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5879 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5880 (convert_gimple_call): Early out if gimple_call_chain already set.
5881 (convert_all_function_calls): Iterate until no new functions
5882 require a static chain.
5883 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5884 when building a trampoline. Use dump_function_to_file instead
5886 (lower_nested_functions): Open dump_file. Validate that decls
5887 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5888 bit reset by this pass.
5890 2009-09-16 Michael Matz <matz@suse.de>
5893 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5894 shorten decl_common_unused.
5895 (DECL_RESTRICTED_P): New accessor.
5896 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5897 to disambiguate marked decls and restrict pointers.
5899 2009-09-16 Richard Henderson <rth@redhat.com>
5902 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5904 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5906 * integrate.c (set_block_abstract_flags): Call
5907 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5909 2009-09-16 Richard Guenther <rguenther@suse.de>
5912 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5915 2009-09-16 DJ Delorie <dj@redhat.com>
5916 Kaz Kojima <kkojima@gcc.gnu.org>
5918 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5919 (sh_expand_prologue): Update calls to output_stack_adjust.
5920 (sh_expand_epilogue): Likewise.
5922 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5925 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5926 trying to limit the extent of searches in the insn stream.
5928 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5929 Jakub Jelinek <jakub@redhat.com>
5933 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5935 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5936 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5937 (rs6000_savres_strategy): Always save FP registers inline if the
5938 target doesn't support hardware double-precision. Set the above
5939 bits in return value when needed.
5940 (rs6000_savres_routine_sym): Fix computation for cache selector.
5941 Mark the generated symbol as a function. Rename exitp argument to
5942 lr. Move code for determining the name of the symbol...
5943 (rs6000_savres_routine_name): ...here. New function. Add cases for
5944 getting the names right on AIX and 64-bit Linux.
5945 (savres_routine_name): New variable.
5946 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5947 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5948 on what the target routine uses as a base register. If savep && lr
5949 describe saving of r0 into memory slot.
5950 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5951 line calls for AIX ABI.
5952 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5953 determine FP save/restore functions.
5954 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5955 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5957 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5958 Duplicate restoration of LR and execute the appropriate one
5959 depending on whether GPRs are being restored inline. Set r11 from
5960 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5961 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5962 Fix out of line calls for AIX ABI.
5963 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5965 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5967 (*restore_gpregs_spe): Likewise.
5968 (*return_and_restore_gpregs_spe): Likewise.
5969 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5970 Define to empty string unconditionally.
5971 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5972 Define to empty string unconditionally.
5973 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5976 2009-09-15 Jan Hubicka <jh@suse.cz>
5978 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5979 * params.def (inline-insns-auto): Likewise.
5981 2009-09-15 Martin Jambor <mjambor@suse.cz>
5983 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5984 individual statements only at TDF_DETAILS dump level. Format
5985 source for 80 characters per line.
5987 2009-09-15 Christian Bruel <christian.bruel@st.com>
5989 * regrename.c (do_replace): Update REG_DEAD notes.
5991 2009-09-15 Revital Eres <eres@il.ibm.com>
5993 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5994 * targhooks.c (default_builtin_support_vector_misalignment):
5995 New builtin function.
5996 * targhooks.h (default_builtin_support_vector_misalignment):
5998 * target.h (builtin_support_vector_misalignment):
5999 New field in struct gcc_target.
6000 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6001 new builtin function.
6002 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6004 * config/rs6000/rs6000.c
6005 (rs6000_builtin_support_vector_misalignment): New function.
6006 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6008 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6010 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6012 (bfin_optimize_loop): Likewise.
6013 (bfin_gen_bundles): Likewise.
6014 (workaround_speculation): Likewise.
6015 (find_load): Return NULL_RTX for debug_insn.
6017 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6019 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6022 2009-09-14 DJ Delorie <dj@redhat.com>
6024 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6025 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6028 2009-09-14 Richard Henderson <rth@redhat.com>
6029 Jakub Jelinek <jakub@redhat.com>
6031 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6032 * cfgbuild.c (make_edges): Handle asm goto.
6033 * cfglayout.c (fixup_reorder_chain): Likewise.
6034 * cfgrtl.c (patch_jump_insn): Likewise.
6035 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6036 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6037 (gimple_build_asm_vec): Add and use labels parameter.
6038 (gimple_build_asm): Remove.
6039 (walk_gimple_asm): Walk labels too.
6040 * gimple.def (GIMPLE_ASM): Update docs.
6041 * gimple.h: Update decls.
6042 (struct gimple_statement_asm): Change nc to use unsigned char;
6044 (gimple_asm_nlabels): New.
6045 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6046 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6047 into gimple_build_asm_vec.
6048 * jump.c (mark_jump_label_asm): New.
6049 (mark_jump_label): Use it.
6050 (redirect_jump_1): Handle asm goto.
6051 (invert_jump_1): Soft fail if X is null.
6052 * recog.c (extract_asm_operands): New.
6053 (asm_noperands): Use it; handle asm labels.
6054 (decode_asm_operands): Use extract_asm_operands.
6055 (asm_operand_ok): Properly handle empty string.
6056 * reg-stack.c (get_asm_operands_in_out): Rename from
6057 get_asm_operand_n_inputs; use extract_asm_operands; return both
6058 inputs and outputs by reference; update all callers.
6059 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6060 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6061 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6062 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6063 (extract_asm_operands): Declare.
6064 * stmt.c (expand_asm_operands): Add and use labels parameter.
6065 (check_unique_operand_names): Likewise.
6066 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6067 (expand_asm_stmt): Handle asm labels.
6068 * tree-cfg.c (make_gimple_asm_edges): New.
6069 (make_edges): Use it.
6070 (cleanup_dead_labels): Handle asm labels.
6071 (is_ctrl_altering_stmt): Likewise.
6072 (gimple_redirect_edge_and_branch): Likewise.
6073 * tree.def (ASM_EXPR): Add 5th operand.
6074 * tree.h (ASM_LABELS): New.
6075 (resolve_asm_operand_names): Update decl.
6077 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6078 (c_parser_asm_goto_operands): New.
6079 * c-tree.h (build_asm_expr): Update decl.
6080 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6081 * doc/extend.texi: Document asm goto.
6083 2009-09-14 Richard Henderson <rth@redhat.com>
6085 * except.h: Update declarations.
6086 (struct pointer_map_t): Forward declare.
6087 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6088 (struct eh_landing_pad_d, eh_landing_pad): New.
6089 (struct eh_catch_d, eh_catch): New.
6090 (struct eh_region_d): Remove next_region_sharing_label, aka,
6091 label, tree_label, landing_pad, post_landing_pad, resume,
6092 may_contain_throw. Rename region_number to index. Remove
6093 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6094 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6095 (VEC(eh_landing_pad,gc)): New.
6096 (struct eh_status): Remove last_region_number. Add lp_array,
6097 throw_stmt_table, ttype_data, ehspec_data.
6098 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6099 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6100 * except.c (lang_protect_cleanup_actions): Return tree.
6101 (struct ehl_map_entry): Remove.
6102 (init_eh_for_function): Push zero entries for region and lp_array.
6103 (gen_eh_region): Add to region_array immediately.
6104 (gen_eh_region_catch): Operate on eh_catch objects.
6105 (gen_eh_landing_pad): New.
6106 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6107 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6108 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6109 (get_eh_landing_pad_from_number_fn): New.
6110 (get_eh_landing_pad_from_number): New.
6111 (get_eh_region_from_lp_number_fn): New.
6112 (get_eh_region_from_lp_number): New.
6113 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6114 (get_exception_pointer, get_exception_filter): Remove.
6115 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6116 (current_function_has_exception_handlers): Simplify.
6117 (bring_to_root, eh_region_replaceable_by_p): Remove.
6118 (replace_region, hash_type_list, hash_eh_region): Remove.
6119 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6120 (label_to_region_map, num_eh_regions): Remove.
6121 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6122 (find_exception_handler_labels): Remove.
6123 (duplicate_eh_regions_0, find_prev_try): Remove.
6124 (struct duplicate_eh_regions_data): New.
6125 (duplicate_eh_regions_1): Rewrite.
6126 (duplicate_eh_regions): Return a pointer map instead of an
6128 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6129 (redirect_eh_edge_to_label): Remove.
6130 (eh_region_outermost): Rewrite using eh_region pointers
6131 instead of integers.
6132 (add_ttypes_entry): Update for ttype_data move to eh_status.
6133 (add_ehspec_entry): Rewrite with VEC instead of varray.
6134 (assign_filter_values): Likewise. Export.
6135 (build_post_landing_pads, connect_post_landing_pads): Remove.
6136 (dw2_build_landing_pads): Rewrite to use lp_array.
6137 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6138 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6139 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6140 (sjlj_mark_call_sites): Update for landing pad numbers.
6141 (finish_eh_generation): Rewrite.
6142 (gate_handle_eh): Do nothing for no eh tree.
6143 (pass_rtl_eh): Move up near finish_eh_generation.
6144 (remove_eh_landing_pad): New.
6145 (remove_eh_handler): Export.
6146 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6147 (for_each_eh_label): Rewrite to use lp_array.
6148 (make_reg_eh_region_note): New.
6149 (make_reg_eh_region_note_nothrow_nononlocal): New.
6150 (insn_could_throw_p): New.
6151 (copy_reg_eh_region_note_forward): New.
6152 (copy_reg_eh_region_note_backward): New.
6153 (check_handled, add_reachable_handler): Remove.
6154 (reachable_next_level, foreach_reachable_handler): Remove.
6155 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6156 (get_eh_region_and_lp_from_rtx): New.
6157 (get_eh_region_from_rtx): New.
6158 (can_throw_internal_1, can_throw_external_1): Remove.
6159 (can_throw_internal): Use get_eh_region_from_rtx.
6160 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6161 (insn_nothrow_p, can_nonlocal_goto): New.
6162 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6163 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6164 (add_action_record): Use VEC not varray.
6165 (collect_one_action_chain): Update for eh_region changes.
6166 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6167 Use get_eh_region_and_lp_from_rtx.
6168 (gate_convert_to_eh_region_ranges): New.
6169 (pass_convert_to_eh_region_ranges): Use it.
6170 (push_uleb128, push_sleb128): Use VEC not varray.
6171 (output_one_function_exception_table): Likewise.
6172 (dump_eh_tree): Update for eh_region changes.
6173 (verify_eh_tree): Likewise.
6174 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6175 * tree-eh.c: Include target.h.
6176 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6177 Don't disallow GIMPLE_RESX; adjust argument check.
6178 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6179 (record_stmt_eh_region): Update for landing pad numbers;
6180 generate a landing pad if necessary.
6181 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6182 (remove_stmt_from_eh_lp_fn): Similarly.
6183 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6184 Update for lp numbers; don't special case missing throw_stmt_table.
6185 (lookup_expr_eh_lp): Similarly.
6186 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6187 (eh_seq, eh_region_may_contain_throw): New.
6188 (struct leh_state): Add ehp_region.
6189 (struct leh_tf_state): Remove eh_label.
6190 (emit_post_landing_pad): New.
6191 (emit_resx, emit_eh_dispatch): New.
6192 (note_eh_region_may_contain_throw): New.
6193 (frob_into_branch_around): Take eh_region not eh label;
6194 emit eh code into eh_seq.
6195 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6196 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6197 lower_eh_must_not_throw. Emit code to eh_seq.
6198 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6199 (lower_try_finally_onedest): Likewise.
6200 (lower_try_finally_copy): Likewise.
6201 (lower_try_finally_switch): Likewise.
6202 (lower_try_finally): Initialize ehp_region.
6203 (lower_catch): Update for eh_catch objects.
6204 (lower_eh_filter): Don't handle must_not_throw.
6205 (lower_eh_must_not_throw): New.
6206 (lower_cleanup): Don't set eh_label.
6207 (lower_eh_constructs_2): Resolve eh builtins.
6208 Handle GIMPLE_EH_MUST_NOT_THROW.
6209 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6210 Add eh_seq to the end of the function body.
6211 (make_eh_dispatch_edges): New.
6212 (make_eh_edge): Remove.
6213 (make_eh_edges): Simplify for landing pads.
6214 (redirect_eh_edge_1): New.
6215 (redirect_eh_edge): Use it.
6216 (redirect_eh_dispatch_edge): New.
6217 (stmt_could_throw_p): Use a switch. Allow RESX.
6218 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6219 (stmt_can_throw_internal): Likewise.
6220 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6221 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6222 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6223 (gate_refactor_eh): New.
6224 (pass_refactor_eh): Use it.
6225 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6226 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6227 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6228 (remove_unreachable_handlers): Rename from
6229 tree_remove_unreachable_handlers; rewrite for landing pads;
6230 call remove_eh_handler directly.
6231 (remove_unreachable_handlers_no_lp): New.
6232 (unsplit_eh, unsplit_all_eh): New.
6233 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6234 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6235 (cleanup_empty_eh_unsplit): New.
6236 (cleanup_empty_eh): Rewrite.
6237 (cleanup_all_empty_eh): New.
6238 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6239 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6240 (gate_cleanup_eh): New.
6241 (pass_cleanup_eh): Use it.
6242 (verify_eh_edges): Move later in file. Expect one EH edge.
6243 (verify_eh_dispatch_edge): New.
6245 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6246 (gtype-desc.o): Add TARGET_H.
6247 (tree.o): Use EXCEPT_H, not except.h.
6248 (cfgbuild.o): Add EXPR_H.
6249 (GTFILES): Add vecprim.h.
6250 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6251 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6252 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6253 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6254 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6255 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6256 calls to can_throw_internal.
6257 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6258 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6259 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6260 (expand_gimple_stmt): Use make_reg_eh_region_note.
6261 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6262 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6263 or find_exception_handler_labels.
6264 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6265 there is exacly one EH edge. Use can_nonlocal_goto and
6267 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6268 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6269 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6270 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6271 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6272 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6273 * dse.c (scan_insn): Use insn_could_throw_p.
6274 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6275 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6276 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6277 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6278 EXC_PTR_EXPR or FILTER_EXPR.
6279 (tree_expr_nonzero_warnv_p): Likewise.
6280 * function.h: Include vecprim.h, not varray.h
6281 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6282 move ttype_data and ehspec_data members to struct eh_status; change
6283 action_record_data member to a VEC.
6284 * gcse.c (hash_scan_set): Use can_throw_internal.
6285 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6286 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6287 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6288 (block_may_fallthru): Don't handle RESX_EXPR.
6289 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6290 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6291 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6292 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6293 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6294 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6295 (gimple_size): Likewise.
6296 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6297 (gimple_build_resx): Use gimple_build_with_ops.
6298 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6299 (is_gimple_val): Likewise.
6300 (is_gimple_stmt): Remove RESX_EXPR.
6301 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6302 (GIMPLE_RESX): Reorder with other EH constructs.
6303 * gimple.h (struct gimple_statement_eh_mnt): New.
6304 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6305 (gimple_eh_filter_must_not_throw): Remove.
6306 (gimple_eh_filter_set_must_not_throw): Remove.
6307 (gimple_eh_must_not_throw_fndecl): New.
6308 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6309 (is_gimple_resx): New.
6310 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6311 Don't copy EH_FILTER_MUST_NOT_THROW.
6312 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6313 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6314 handle must_not_throw_labels specially.
6315 * ipa-pure-const.c (check_call): Update debug statement for LP.
6316 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6317 * ipa-utils.c (get_base_var): Likewise.
6318 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6319 * lower-subreg.c (move_eh_region_note): Remove.
6320 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6321 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6322 (create_task_copyfn): Likewise.
6323 (maybe_catch_exception): Use gimple_build_eh_filter.
6324 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6325 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6326 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6327 and pass_lower_resx.
6328 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6329 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6330 can_throw_internal, can_nonlocal_goto.
6331 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6332 copy_reg_eh_region_note_forward.
6333 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6334 (emit_output_reload_insns): Likewise.
6335 (copy_eh_notes): Remove.
6336 * rtl.def (RESX): Remove.
6337 * rtl.h: Update declarations.
6338 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6339 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6340 (update_eh_label): Remove.
6341 (cleanup_dead_labels_eh): New.
6342 (cleanup_deal_labels): Use it instead of update_eh_label.
6343 (gimple_merge_blocks): Update landing pad data structure when
6344 removing a landing pad label.
6345 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6346 test; handle GIMPLE_EH_MUST_NOT_THROW.
6347 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6348 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6349 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6350 (verify_stmt): Likewise. Verify landing pads.
6351 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6352 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6353 (struct move_stmt_d): Add eh_map.
6354 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6355 (move_stmt_r): Remap eh region numbers in builtin calls,
6356 resx and eh_dispatch.
6357 (move_block_to_fn): Remove eh_offset parameter. Use
6358 maybe_duplicate_eh_stmt_fn.
6359 (find_outermost_region_in_block): Operate on eh_region pointers
6360 instead of region numbers.
6361 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6362 duplicate_eh_regions.
6363 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6364 test earlier. Disallow EH landing pads.
6365 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6366 * tree-flow.h: Update declarations.
6367 (struct tree_ann_common_d): Replace rn with lp_nr.
6368 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6369 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6370 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6371 resx and eh_dispatch.
6372 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6373 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6374 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6375 from duplicate_eh_regions.
6376 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6377 update RESX; handle EH_DISPATCH.
6378 (expand_call_inline): Set eh_lp_nr, not eh_region.
6379 (maybe_inline_call_in_expr): Likewise.
6380 * tree-inline.h (struct copy_body_data): Replace eh_region with
6381 eh_lp_nr, eh_region_offset with eh_map.
6382 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6383 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6384 * tree-pretty-print.c (dump_generic_node): Don't handle
6385 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6386 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6387 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6388 EXC_PTR_EXPR, FILTER_EXPR.
6389 * tree-ssa-operands.c (get_expr_operands): Likewise.
6390 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6392 (ao_ref_init_from_vn_reference): Likewise.
6393 * tree-ssa-sink.c (statement_sink_location): Likewise.
6394 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6395 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6396 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6397 EXC_PTR_EXPR, FILTER_EXPR.
6398 (is_exception_related): Remove.
6399 (compute_avail): Don't call it.
6400 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6401 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6402 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6403 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6405 (build_resx): Remove.
6406 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6407 * tree.h: Update declarations.
6408 (EH_FILTER_MUST_NOT_THROW): Remove.
6409 (struct tree_label_decl): Add eh_landing_pad_nr.
6410 (EH_LANDING_PAD_NR): New.
6411 * value-prof.c (gimple_ic): Tidy variable names. Update for
6412 landing pad numbers.
6413 (gimple_stringop_fixed_value): Tidy variable names. Assert
6414 that neither call stmt can throw.
6415 * vecprim.h (uchar): New.
6416 (VEC(uchar,heap), VEC(uchar,gc)): New.
6418 * c-common.c (c_define_builtins): Update call to
6419 build_common_builtin_nodes.
6420 * c-parser.c (c_parse_file): Don't call
6421 default_init_unwind_resume_libfunc.
6423 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6425 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6426 (mips_cprestore_address_p): Likewise.
6427 (mips_save_gp_to_cprestore_slot): Likewise.
6428 (mips_restore_gp): Rename to...
6429 (mips_restore_gp_from_cprestore_slot): ...this.
6430 (mips_must_initialize_gp_p): Declare.
6431 (mips_emit_save_slot_move): Likewise.
6432 (mips_output_load_label): Return nothing.
6433 (mips_eh_uses): Declare.
6434 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6435 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6436 (TARGET_ABSOLUTE_JUMPS): Likewise.
6437 (EH_USES): Likewise.
6438 (FIRST_PSEUDO_REGISTER): Update comment.
6439 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6440 (MIPS_CALL): ...here.
6441 (REGISTER_NAMES): Add $cprestore.
6442 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6443 Add load_label_length, has_inflexible_gp_insn_p,
6444 has_flexible_gp_insn_p, must_initialize_gp_p and
6445 must_restore_gp_when_clobbered_p.
6446 (mips_expand_call): Don't generate split instructions here.
6447 (mips_split_call): Update the call to mips_restore_gp after
6448 the above name change.
6449 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6450 (mips_find_gp_ref): New function.
6451 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6452 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6453 (mips_insn_has_flexible_gp_ref_p): Likewise.
6454 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6455 (mips_function_has_gp_insn): Delete.
6456 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6457 Use the new functions above. Only return INVALID_REGNUM
6458 for TARGET_ABSOLUTE_JUMPS.
6459 (mips_must_initialize_gp_p): New function.
6460 (mips_get_cprestore_base_and_offset): New function, extracted from...
6461 (mips_cprestore_slot): ...here. Take a bool parameter.
6462 (mips_cfun_has_cprestore_slot_p): New function.
6463 (mips_cprestore_address_p): Likewise.
6464 (mips_save_gp_to_cprestore_slot): Likewise.
6465 (mips_restore_gp): Rename to...
6466 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6467 epilogue_completed. Update the call to mips_cprestore_slot.
6468 Test cfun->machine->must_restore_gp_when_clobbered_p.
6469 (mips_direct_save_slot_move_p): New function.
6470 (mips_emit_save_slot_move): Likewise.
6471 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6472 of cfun->machine->global_pointer.
6473 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6474 (mips_save_reg): Use mips_emit_save_slot_move.
6475 (mips_expand_prologue): Set must_initialize_gp_p.
6476 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6477 for all cprestore saves. Emit a use_cprestore instruction after
6478 setting up the cprestore slot.
6479 (mips_restore_reg): Use mips_emit_save_slot_move.
6480 (mips_process_load_label): New function.
6481 (mips_load_label_length): Likewise.
6482 (mips_output_load_label): Don't return asm: output it here instead.
6483 Use mips_process_load_label.
6484 (mips_adjust_insn_length): Adjust the length of branch instructions
6485 that have length MAX_PIC_BRANCH_LENGTH.
6486 (mips_output_conditional_branch): Update the call to
6487 mips_output_load_label. Assume the branch target is OPERANDS[0]
6488 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6489 (mips_output_order_conditional_branch): Swap the meaning of
6490 OPERANDS[0] and OPERANDS[1].
6491 (mips_variable_issue): Don't count ghost instructions.
6492 (mips_expand_ghost_gp_insns): New function.
6493 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6494 (mips_output_mi_thunk): Set must_initialize_gp_p.
6495 (mips_eh_uses): New function.
6496 * config/mips/predicates.md (cprestore_save_slot_operand)
6497 (cprestore_load_slot_operand): New predicates.
6498 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6499 (UNSPEC_MOVE_GP): Likewise.
6500 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6501 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6502 (CPRESTORE_SLOT_REGNUM): New register.
6503 (MAX_PIC_BRANCH_LENGTH): New constant.
6504 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6505 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6506 branches. Fix commentary.
6507 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6508 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6509 Change type to "ghost".
6510 (loadgp_absolute_<mode>): Likewise.
6511 (loadgp_rtp_<mode>): Likewise.
6512 (copygp_mips16): Likewise.
6513 (loadgp_blockage): Remove redundant mode attribute.
6514 (potential_cprestore): New instruction.
6515 (cprestore): Turn into an unspec set.
6516 (use_cprestore): New instruction.
6517 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6518 (*branch_fp_inverted): Likewise.
6519 (*branch_order<mode>): Likewise.
6520 (*branch_order<mode>_inverted): Likewise.
6521 (*branch_equality<mode>): Likewise.
6522 (*branch_equality<mode>_inverted): Likewise.
6523 (*branch_bit<bbv><mode>): Likewise.
6524 (*branch_bit<bbv><mode>_inverted): Likewise.
6525 (*branch_equality<mode>_mips16): Remove redundant mode.
6526 (jump): Turn into a define_expand.
6527 (*jump_absolute): New instruction.
6528 (*jump_pic): Likewise.
6529 (*jump_mips16): Rename previously-unnamed pattern. Remove
6530 redundant mode attribute.
6531 (restore_gp): Split on epilogue_completed rather than
6532 reload_completed. Change type to "ghost".
6533 (move_gp<mode>): New instruction.
6534 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6535 Remove redundant mode attribute.
6536 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6537 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6538 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6540 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6543 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6544 are returned in the same register (vs34 or v2) that Altivec vector
6545 types are returned in.
6546 (rs6000_libcall_value): Ditto.
6549 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6550 instead of explicit addsi3/adddi3 calls.
6551 (rs6000_split_multireg_move): Ditto.
6552 (rs6000_emit_allocate_stack): Ditto.
6553 (rs6000_emit_prologue): Ditto.
6554 (rs6000_output_mi_thunk): Ditto.
6556 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6557 size is 64 bits if we can use 64-bit registers.
6559 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6561 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6564 From Jie Zhang <jie.zhang@analog.com>:
6565 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6566 save FP and RETS with saveall attribute.
6567 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6568 with saveall attribute.
6570 * config/bfin/bfin.c (bfin_expand_builtin,
6571 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6574 From Jie Zhang <jie.zhang@analog.com>:
6575 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6576 before use in two places.
6577 * config/bfin/bfin.md (AREG): Define mode iterator.
6578 (reload_in, reload_out): Use mode iterator AREG.
6580 2009-09-14 Richard Guenther <rguenther@suse.de>
6583 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6584 EH personality path.
6586 2009-09-13 Richard Guenther <rguenther@suse.de>
6587 Rafael Avila de Espindola <espindola@google.com>
6589 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6590 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6591 (LANG_HOOKS_INITIALIZER): Adjust.
6592 (lhd_pass_through_t): Declare.
6593 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6595 * langhooks.c (lhd_pass_through_t): New function.
6596 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6597 dwarf2out_begin_prologue): Use personality from current_function_decl.
6598 * expr.h (get_personality_function): Declare.
6599 * expr.c (get_personality_function): New function.
6600 (build_personality_function): Likewise.
6601 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6602 (eh_personality_libfunc): Remove.
6603 * optabs.c (build_libfunc_function): New function split out from ...
6604 (init_one_libfunc): ... here.
6605 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6606 (tree_function_decl): Add personality.
6607 (lhd_gcc_personality): Declare.
6608 (build_personality_function): Likewise.
6609 * tree.c (gcc_eh_personality_decl): New.
6610 (lhd_gcc_personality): New function.
6611 * except.h (lang_eh_runtime_type): Remove.
6612 (enum eh_personality_kind): New.
6613 (build_personality_function): Declare.
6614 (function_needs_eh_personality): Declare.
6615 * except.c (lang_eh_runtime_type): Remove.
6616 (function_needs_eh_personality): New function.
6617 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6618 (sjlj_emit_function_enter, output_function_exception_table):
6619 Use personality from current_function_decl.
6620 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6621 * tree-inline.c (tree_can_inline_p): Do not inline across different
6623 (expand_call_inline): Likewise. Adjust the callers EH personality.
6624 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6625 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6626 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6627 (c-parser.o): Likewise
6628 * c-tree.h (c_eh_initialized_p): Remove.
6629 (c_maybe_initialize_eh): Likewise.
6630 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6631 (finish_decl): Don't call c_maybe_initialize_eh.
6632 (c_eh_initialized_p): Remove.
6633 (c_maybe_initialize_eh): Likewise.
6634 * c-parser.c (c_parser_omp_construct): Likewise.
6635 (c_parse_file): Initialize exception handling.
6637 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6639 * config.gcc (tm_file): Remove i386/biarch32.h
6640 for i?86-w64-mingw* case.
6641 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6643 * config.host: Set for x64 mingw the option
6644 use_long_long_for_widest_fast_int to yes.
6646 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6648 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6649 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6650 (dbxout_begin_function): Likewise.
6651 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6652 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6653 set on the function.
6654 (final_end_function): Likewise.
6655 (final_scan_insn): Likewise.
6656 (rest_of_handle_final): Likewise.
6657 * varasm.c (assemble_start_function): Likewise.
6658 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6660 2009-09-12 Jason Merrill <jason@redhat.com>
6662 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6663 * opts.c (common_handle_option): constify.
6665 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6667 * doc/install.texi (avr): Remove obsolete reference site.
6669 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6671 * doc/install.texi (Binaries): Adjust AIX link.
6673 2009-09-12 Akim Demaille <demaille@gostai.com>
6675 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6676 Use an imperative sentence.
6678 2009-09-11 Richard Henderson <rth@redhat.com>
6680 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6681 structure-name and has-tree-operands arguments; update all entries.
6682 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6684 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6685 (gsstruct_code_size): New.
6686 (gss_for_code_): New.
6687 (gss_for_code): Remove.
6688 (gimple_size): Rewrite using gsstruct_code_size.
6689 (gimple_statement_structure): Move to gimple.h.
6690 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6691 (gss_for_code, gimple_statement_structure): New.
6692 (gimple_ops): Use new arrays; tidy.
6694 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6696 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6697 operand to be a PLUS expression.
6698 * config/pa/pa.c (pa_secondary_reload): Likewise.
6700 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6702 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6704 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6707 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6709 From Jie Zhang <jie.zhang@analog.com>:
6710 * doc/extend.texi (node Function Attributes): Document l2
6712 (node Blackfin Variable Attributes): Document l2 variable attributes.
6714 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6716 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6717 to match the system compiler's configuration at inflection point.
6718 Add comment to remark a remaining difference with system compiler.
6720 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6721 * configure: Regenerate.
6723 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6725 From Jie Zhang <jie.zhang@analog.com>:
6726 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6727 (bfin_handle_l2_attribute): New.
6728 (bfin_attribute_table): Add l2 attribute.
6730 2009-09-11 Michael Matz <matz@suse.de>
6733 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6734 on the local_decls list.
6736 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6740 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6742 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6743 for VALUEs, to implement the documented interface.
6744 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6745 Adjust for VALUEs and anything else, to implement the
6746 documented interface.
6748 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6750 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6751 with actual SPE/paired vector modes before using 64-bit alignment.
6752 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6754 2009-09-10 DJ Delorie <dj@redhat.com>
6756 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6759 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6760 * config/mep/mep.c (mep_legitimate_constant_p): New.
6761 * config/mep/mep-protos.h: Prototype it.
6763 2009-09-10 Richard Henderson <rth@redhat.com>
6765 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6767 2009-09-10 Jason Merrill <jason@redhat.com>
6769 * tree.c (chain_index): New fn.
6770 * tree.h: Declare it.
6772 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6774 * config/sol2-c.c (cmn_err_length_specs): Initialize
6775 scalar_identity_flag.
6777 2009-09-10 Richard Henderson <rth@redhat.com>
6779 * tree.h (struct tree_decl_common): Move align member earlier;
6780 move label_decl_uid member ...
6781 (struct tree_label_decl): ... here.
6782 (LABEL_DECL_UID): Update to match.
6784 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6787 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6788 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6790 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6791 dest_prev if the edge is complex.
6793 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6795 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6796 loop latch tests earlier.
6798 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6799 before GIMPLE_RETURN, not after its predecessor; insert
6802 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6803 gimple_seq_empty_p to test for no PHI nodes.
6804 * tree-cfg.c (split_critical_edges): Likewise.
6806 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6808 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6810 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6811 introduced by the VTA branch merge.
6813 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6815 * ira-conflicts.c: Use fputs or putc instead of fprintf
6819 * tree-switch-conversion.c: Ditto.
6821 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6823 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6824 introduced by the VTA branch merge.
6826 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6829 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6831 PR rtl-optimization/39779
6832 * expr.c (convert_modes): Return when mode == oldmode after
6833 CONST_INTs are processed.
6835 2009-09-10 Nick Clifton <nickc@redhat.com>
6837 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6838 attribute and referring decl when creating renamed symbol.
6840 2009-09-10 Richard Guenther <rguenther@suse.de>
6843 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6845 (cgraph_finalize_compilation_unit): Compute reachability
6846 before emitting thunks. Properly process aliases before
6847 possibly removing unreachable nodes.
6849 2009-09-10 Richard Guenther <rguenther@suse.de>
6852 * tree.c (struct free_lang_data_d): Add worklist member.
6853 (find_decls_types_r): Push onto the worklist instead of recursing.
6854 Handle TREE_BINFOs properly.
6855 (find_decls_types): New function wrapped around find_decls_types_r
6856 to process the worklist.
6857 (find_decls_types_in_eh_region): Use it.
6858 (find_decls_types_in_node): Likewise.
6859 (find_decls_types_in_var): Likewise.
6860 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6861 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6862 (AGGREGATE_TYPE_P): Adjust.
6864 2009-09-09 Jason Merrill <jason@redhat.com>
6866 * configure.ac: Check glibc version even if we have an in-tree
6869 2009-09-09 Anthony Green <green@moxielogic.com>
6871 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6872 the constant 0 when appropriate.
6873 * config/moxie/constraints.md: Add constraint O.
6875 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6876 to pass up to 6 32-bit argument values in registers.
6877 (moxie_function_arg): Ditto.
6878 (moxie_arg_partial_bytes): Ditto.
6879 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6880 (REG_PARM_STACK_SPACE): Ditto.
6881 (FUNCTION_ARG_REGNO_P): Ditto.
6883 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6884 instruction to allocate stack space.
6886 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6888 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6889 unnecessarily stringent constraints. Fix address
6890 calculation in the splitters.
6892 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6894 PR rtl-optimization/39779
6895 * expr.c (convert_modes): Return when mode == oldmode after
6896 CONST_INTs are processed.
6898 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6901 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6902 (ix86_expand_prologue): Take frame.padding0 into logic of
6904 (ix86_expand_epilogue): Likewise.
6906 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6908 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6910 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6911 * config/t-slibgcc-libgcc: New file.
6912 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6914 2009-09-09 Martin Jambor <mjambor@suse.cz>
6916 PR tree-optimization/41089
6917 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6920 2009-09-09 Richard Henderson <rth@redhat.com>
6922 * gimple.h (CASE_GIMPLE_OMP): New.
6923 (is_gimple_omp): Use it.
6924 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6925 (verify_gimple_debug): Likewise.
6927 2009-09-09 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/41101
6930 * tree-ssa-pre.c (maximal_set): Remove.
6931 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6932 Defer all blocks we didn't visit at least one successor.
6933 (add_to_exp_gen): Do not add to the maximal set.
6934 (make_values_for_phi): Likewise.
6935 (compute_avail): Likewise.
6936 (init_pre): Do not allocate the maximal set.
6937 (execute_pre): Do not dump it.
6939 2009-09-09 Martin Jambor <mjambor@suse.cz>
6941 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6942 an SSA_NAME rather than a is_gimple_variable.
6944 2009-09-09 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6948 code dealing with plain pointer bases.
6949 (maybe_fold_offset_to_reference): Likewise.
6950 (maybe_fold_stmt_addition): Adjust.
6952 2009-09-09 Richard Guenther <rguenther@suse.de>
6954 * tree.c (free_lang_data_in_type): Do not free the type variant
6956 (free_lang_data): Merge char_type_node with its properly signed
6958 (pass_ipa_free): Collect after freeing language specific data.
6960 2009-09-09 Michael Matz <matz@suse.de>
6963 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6964 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6965 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6968 2009-09-08 DJ Delorie <dj@redhat.com>
6970 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6972 2009-09-04 Jason Merrill <jason@redhat.com>
6974 * tree.c (tree_find_value): Remove.
6975 * tree.h: Remove prototype.
6976 * varasm.c (assemble_external): Use value_member instead.
6978 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6980 * toplev.c (process_options): Choose default debugging type when
6981 gtoggle enables debug info and type is unset.
6983 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6987 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6990 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6992 * configure: Rebuilt with modified libtool.m4.
6994 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6999 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7001 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7003 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7004 (remove_statement): Likewise.
7005 (rewrite_use_nonlinear_expr): Adjust.
7006 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7007 * tree-ssa.c (release_defs_bitset): ... this. New.
7008 * tree-flow.h (release_defs_bitset): Declare.
7010 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7013 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7014 in the middle block.
7016 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7018 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7019 via intptr_t to long type.
7020 (insert_operand_rank): Cast long type via intptr_t to
7022 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7024 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7025 from pointer to unsigned via uintptr_t.
7027 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7028 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7030 * configure: Regenerated.
7031 * config.in: Regenerated
7032 * system.h (stdint.h): Add include.
7033 (inttypes.h): Likewise.
7034 * Makefile.in (aclocal): Add config/stdint.m4.
7035 * aclocal.m4: Regenerated.
7037 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7039 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7041 (note_np_check_stores): New function.
7042 (harmless_null_pointer_p): New function.
7043 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7044 changed. Take into account whether we're in the shadow of a condjump
7045 that tested NP_REG for NULL.
7046 Lose all code that tested for SEQUENCEs.
7047 (workaround_speculation): Avoid inserting NOPs for loads that are
7048 either always executed or a NULL pointer.
7050 2009-09-08 Jan Hubicka <jh@suse.cz>
7052 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7053 * params.def (early-inlining-insns): Likewise.
7055 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7057 PR rtl-optimization/41239
7058 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7059 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7061 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7062 across calls, as the calls might not always return normally.
7063 (call_may_noreturn_p): New function.
7064 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7065 (init_deps): Initialize it.
7066 (remove_from_deps): Also remove calls from
7067 last_function_call_may_noreturn list.
7069 2009-09-07 Richard Henderson <rth@redhat.com>
7071 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7072 more VR->OPERANDS than LHS operands. Free LHS before returning.
7074 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7076 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7077 (attr "addrtype"): New member "spreg".
7078 Use it if mem_spfp_address_operand is true for the address.
7079 (attr "type"): New entry "stall".
7080 (cpu_unit "load"): New.
7081 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7083 (insn_reservation "loadsp"): New.
7084 (insn_reservation "load_stall1"): New.
7085 (insn_reservation "load_stall3"): New.
7087 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7088 (mem_p_address_operand): Exclude stack and frame pointer based
7090 (mem_spfp_address_operand): New; match them here.
7091 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7092 (bfin_reorg): Call it if scheduling insns.
7093 (bfin_gen_bundles): Remove dummy insns created by
7094 add_sched_insns_for_speculation.
7096 From Jie Zhang <jie.zhang@analog.com>:
7097 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7098 bfin_si_revision, bfin_workarounds): Move these ...
7099 * config/bfin/bfin.h: ... here.
7101 From Mike Frysinger <michael.frysinger@analog.com>
7102 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7103 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7104 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7105 bf547m, bf548m, and bf549m.
7106 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7107 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7108 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7109 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7110 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7111 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7112 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7113 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7114 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7115 bf542m, bf544m, bf547m, bf548m, and bf549m.
7117 From Jie Zhang <jie.zhang@analog.com>:
7118 * config/bfin/predicates.md (p_register_operand): New predicate.
7119 (dp_register_operand): New predicate.
7120 * config/bfin/bfin-protos.h (WA_05000074): Define.
7121 (ENABLE_WA_05000074): Define.
7122 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7123 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7124 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7125 (define_attr addrtype): Allow load/store register to be P register.
7126 (define_attr storereg): New.
7127 (define_cpu_unit anomaly_05000074): New.
7128 (define_insn_reservation dsp32shiftimm): New.
7129 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7130 (define_insn_reservation loadp): Cannot use slot2.
7131 (define_insn_reservation loadsp): Cannot use slot2.
7132 (define_insn_reservation storep): Cannot use slot2. Does not
7133 apply when working around 05000074.
7134 (define_insn_reservation storep_anomaly_05000074): New.
7135 (define_insn_reservation storei): Does not apply when working
7137 (define_insn_reservation storei_anomaly_05000074): New.
7138 (define_attr length): Add dsp32shiftimm case.
7139 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7140 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7141 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7142 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7143 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7145 2009-09-07 Martin Jambor <mjambor@suse.cz>
7148 * tree-sra.c (create_artificial_child_access): Return NULL if
7149 build_ref_for_offset fails.
7150 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7151 and create_artificial_child_access to fail.
7153 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7156 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7157 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7158 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7160 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7162 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7163 block, ensure it has an exit edge. Emit a barrier after a jump.
7165 2009-09-07 Nick Clifton <nickc@redhat.com>
7167 * gcc.c (this_is_linker_script): New variable. Like
7168 this_is_library_file but for the %T constructor.
7169 (end_going_arg): If this_is_linker_script is set then locate the
7170 script and insert a --script switch before it
7171 (do_spec_2): Initialise this_is_linker_script.
7172 (do_spec_1): Likewise. Handle %T construct.
7173 (eval_spec_function): Preserve this_is_linker_script.
7174 * doc/invoke.texi: Document %T construct in spec files.
7175 * config/m32c/m32c.h (LIB_SPEC): Use it.
7177 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7179 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7180 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7181 when volatile flag is set.
7182 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7184 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7187 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7188 (combine_stack_adjustments_for_block): Allow insns between stack
7189 adjustments and stores with corresponding pre-(dec|inc)rement or
7190 pre-modify operation.
7192 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7195 * combine-stack-adj.c (struct csa_memlist): Rename to...
7196 (struct csa_reflist): ... this. Rename mem field to ref.
7197 (free_csa_memlist): Rename to...
7198 (free_csa_reflist): ... this.
7199 (record_one_stack_memref): Rename to...
7200 (record_one_stack_ref): ... this. Handle also REG_P.
7201 (try_apply_stack_adjustment): Handle also REG_P.
7202 (struct record_stack_memrefs_data): Rename to...
7203 (struct record_stack_refs_data): ... this. Rename memlist field to
7205 (record_stack_memrefs): Rename to...
7206 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7207 subexpressions instead of failing when a MEM contains SP references.
7208 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7209 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7211 2009-09-06 Richard Guenther <rguenther@suse.de>
7214 * tree.c (build_array_type): Do not record types marked
7215 with structural equality in the canonical type hashtable.
7217 2009-09-06 Richard Guenther <rguenther@suse.de>
7220 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7222 2009-09-05 Richard Guenther <rguenther@suse.de>
7225 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7227 2009-09-05 Richard Guenther <rguenther@suse.de>
7230 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7232 2009-09-05 Richard Guenther <rguenther@suse.de>
7235 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7236 before comparing function argument types.
7238 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7241 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7244 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7247 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7249 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7250 locators before emit_insn is called.
7252 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7255 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7256 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7257 (reginfo_init): Don't call allocate_reg_info.
7259 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7262 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7263 NONDEBUG_INSN_P instead of INSN_P.
7265 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7268 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7270 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7273 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7274 pattern of the split.
7276 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7278 * toplev.c (process_options): Move setter of flag_var_tracking
7279 before other tests that depend on it. Move down setter of
7280 flag_rename_registers. Don't enable var-tracking-assignments
7281 by default if selective scheduling is enabled. Warn if both
7284 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7286 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7287 comment. Use switch statement to catch overlaps between rtx
7288 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7289 (IS_DECL_CODE): ... here. Remove.
7290 (check_value_is_not_decl): Remove.
7291 (dv_from_decl, dv_from_value): Check after conversion.
7293 2009-09-04 Richard Guenther <rguenther@suse.de>
7296 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7297 after emitting tunks. Move emitting thunks and ctors from ...
7298 (cgraph_optimize): ... here. Remove redundant
7299 cgraph_analyze_functions.
7300 * varasm.c (find_decl_and_mark_needed): Remove no longer
7302 (finish_aliases_1): Adjust check for thunk aliases.
7304 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7306 * config/arm/arm.md (ctzsi2): Added braces
7307 to avoid warning that broke booststrap.
7309 2009-09-04 Martin Jambor <mjambor@suse.cz>
7311 PR tree-optimization/41112
7312 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7313 handle variable-bounded arrays.
7314 (expr_with_var_bounded_array_refs_p): New function.
7315 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7317 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7319 * config/s390/2097.md: Removed two incorrect bypasses.
7320 (z10_fsimpdf): Fixed latency.
7321 (z10_fhex): New insn_reservation.
7322 (z10_floaddf): Fixed latency.
7323 (z10_floadsf): Fixed latency.
7324 (z10_ftrunctf): Fixed latency.
7325 (z10_ftruncdf): Fixed latency.
7326 * config/s390/s390.c (z10_cost): Fixed values.
7327 (s390_adjust_priority): Added z10 path.
7328 * config/s390/s390.md (type): Added fhex.
7329 (*mov<mode>_64dfp): Updated type attribute.
7330 (*mov<mode>_64): Updated type attribute.
7331 (*mov<mode>_31): Updated type attribute.
7332 (*mov<mode>"): Likewise.
7333 * config/s390/2084.md (x_fsimpdf): Updated condition.
7335 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7337 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7338 RTXs in the predicate for operand 1.
7340 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7342 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7343 (rbitsi2): New insn.
7344 (ctzsi2): New expand.
7345 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7347 2009-09-03 Martin Jambor <mjambor@suse.cz>
7349 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7350 (create_artificial_child_access): Use build_ref_for_offset instead
7351 of duplicate_expr_for_different_base.
7352 (propagate_subacesses_accross_link): Likewise.
7354 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7356 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7358 (mips16e_collect_argument_saves): Skip debug instructions.
7359 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7360 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7361 (r10k_insert_cache_barriers): Likewise.
7362 (mips_reorg_process_insns): Likewise.
7364 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7367 * ira.c (update_equiv_reg): Remove check on class likely spill.
7369 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7372 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7373 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7377 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7378 the stack slot if it is passed by invisible reference.
7379 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7380 by invisible reference.
7382 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7384 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7385 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7386 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7388 * config/bfin/sync.md: New file.
7389 * config/bfin/bfin.md: Include it.
7390 (UNSPEC_ATOMIC): New.
7391 (UNSPEC_ONES): Provide a unique number.
7393 From Jie Zhang <jie.zhang@analog.com>:
7394 * config/bfin/bfin.c (ret_regs): New.
7395 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7396 (must_save_rets_p): New.
7397 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7398 current_function_is_leaf.
7399 (do_link): Likewise.
7400 (do_unlink): Likewise.
7401 (expand_interrupt_handler_prologue): Use ret_regs array.
7402 (expand_interrupt_handler_epilogue): Use ret_regs array and
7403 pass return register to gen_return_internal.
7404 (bfin_expand_epilogue): Pass return register to
7405 gen_return_internal.
7406 (bfin_expand_call): Explicitly clobber RETS.
7407 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7408 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7409 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7410 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7412 (return_internal): Take a reg rtx rather than the register number.
7414 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7416 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7417 when comparing against estimated_loop_iterations_int return.
7419 2009-09-03 Richard Guenther <rguenther@suse.de>
7421 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7422 eh_personality_libfunc.
7424 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7426 * tree-parloops.c (separate_decls_in_region): Add space.
7428 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7430 * tree-parloops.c (separate_decls_in_region): Change the condition
7431 checking if there are reductions in the loop.
7433 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7435 PR tree-optimization/38275
7436 * tree-parloops.c (parallelize_loops): Replace profitability condition
7437 for expected number of iterations.
7439 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7441 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7442 (bootstrap-debug): Explain conditions in which it becomes default.
7443 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7446 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7448 * doc/invoke.texi (Optimize Options): Move
7449 -finline-small-functions to the -O2 list.
7451 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7453 * toplev.c (process_options): Enable var-tracking-assignments
7454 by default if var-tracking is enabled.
7456 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7458 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7460 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7461 * rtl.h (prev_nonnote_insn_bb): Declare it.
7463 2009-09-03 Diego Novillo <dnovillo@google.com>
7465 * cgraph.c (cgraph_node_for_decl): New.
7466 * cgraph.h (cgraph_node_for_decl): Declare.
7467 * tree.c (host_integerp): Return 0 if T is NULL.
7469 2009-09-03 Diego Novillo <dnovillo@google.com>
7471 * tree.h (struct alias_pair): Move from varasm.c.
7472 (alias_pairs): Likewise.
7473 (TYPE_MAXVAL): Define.
7474 (TYPE_MINVAL): Define.
7475 (iterative_hash_host_wide_int): Declare.
7476 (remove_unreachable_alias_pairs): Declare.
7477 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7478 * diagnostic.c (default_diagnostic_starter): Make extern.
7479 (default_diagnostic_finalizer): Make extern.
7480 * diagnostic.h (default_diagnostic_starter): Declare.
7481 (default_diagnostic_finalizer): Declare.
7482 (default_tree_printer): Declare.
7483 * toplev.c (default_tree_printer): Make extern.
7485 2009-09-03 Richard Guenther <rguenther@suse.de>
7486 Diego Novillo <dnovillo@google.com>
7488 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7489 * cgraphunit.c (cgraph_expand_function): Do not emit
7490 associated thunks from here.
7491 (cgraph_emit_thunks): New.
7492 (cgraph_optimize): Call it.
7493 Return if any IPA pass finds an error.
7494 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7497 2009-09-03 Simon Baldwin <simonb@google.com>
7498 Rafael Espindola <espindola@google.com>
7499 Richard Guenther <rguenther@suse.de>
7500 Doug Kwan <dougkwan@google.com>
7501 Diego Novillo <dnovillo@google.com>
7503 * tree.c: Include tree-pass.h, langhooks-def.h,
7504 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7505 (free_lang_data_in_type): New.
7506 (need_assembler_name_p): New.
7507 (free_lang_data_in_block): New.
7508 (free_lang_data_in_decl): New.
7509 (struct free_lang_data_d): New.
7510 (add_tree_to_fld_list): New.
7511 (find_decls_types_r): New.
7512 (get_eh_types_for_runtime): New.
7513 (find_decls_types_in_eh_region): New.
7514 (find_decls_types_in_node): New.
7515 (find_decls_types_in_var): New.
7516 (free_lang_data_in_cgraph): New.
7517 (free_lang_data): New.
7518 (gate_free_lang_data): New.
7519 (pass_ipa_free_lang_data): New.
7521 2009-09-03 Diego Novillo <dnovillo@google.com>
7523 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7524 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7525 (lang_hooks): Remove const qualifier.
7526 * ipa.c (cgraph_remove_unreachable_nodes): Call
7527 remove_unreachable_alias_pairs.
7528 * except.c (add_type_for_runtime): Check if TYPE has
7529 already been converted.
7530 (lookup_type_for_runtime): Likewise.
7531 (check_handled): Handle converted types.
7532 * varasm.c (remove_unreachable_alias_pairs): New.
7533 * gimple.c: Include demangle.h.
7534 (gimple_decl_printable_name): New.
7535 (gimple_fold_obj_type_ref): New.
7536 * gimple.h (gimple_decl_printable_name): Declare.
7537 (gimple_fold_obj_type_ref): Declare.
7538 * passes.c (init_optimization_passes): Add pass
7539 pass_ipa_free_lang_data.
7540 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7541 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7543 2009-09-03 Diego Novillo <dnovillo@google.com>
7545 * c-lang.c (lang_hooks): Remove const qualifier.
7547 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7549 * doc/install.texi (*-*-freebsd*): Update target information.
7551 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7553 * hard-reg-set.h (call_fixed_regs): Remove.
7554 * reginfo.c (call_fixed_regs): Remove.
7555 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7556 (globalize_reg): Don't use call_fixed_regs.
7557 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7560 2009-09-01 Michael Matz <matz@suse.de>
7562 * expr.h (emit_storent_insn, expand_expr_real_1,
7563 expand_expr_real_2): Declare.
7564 * expr.c (emit_storent_insn, expand_expr_real_1,
7565 expand_expr_real_2): Export.
7566 (store_expr): Setting and evaluating dont_return_target is useless.
7567 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7568 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7569 * except.c (expand_resx_expr): Rename to ...
7570 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7571 * except.h (expand_resx_stmt): Declare.
7572 * stmt.c: Add include gimple.h
7573 (expand_asm_expr): Rename to ...
7574 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7575 (expand_case): Rewrite to take gimple statement.
7576 * tree.h (expand_asm_stmt): Declare.
7577 (expand_case): Change prototype.
7578 * Makefile.in (stmt.o): Depend on gimple.h.
7579 * builtins.c (expand_builtin_synchronize): Build gimple asm
7580 statement, not an ASM_EXPR.
7581 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7582 gimple_to_tree, release_stmt_tree): Remove.
7583 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7584 ggc_free, but hold comparison code and operands separately.
7585 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7586 (expand_call_stmt, expand_gimple_stmt_1,
7587 expand_gimple_stmt): New helpers.
7588 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7589 release_stmt_tree. Call expand_gimple_stmt instead.
7590 (expand_gimple_basic_block): Ditto.
7592 * calls.c (emit_call_1): Don't look at EH regions here, make
7593 fntree parameter useless.
7594 (expand_call): New local rettype for TREE_TYPE(exp), use it
7595 throughout. Remove local p, use addr instead.
7596 Don't look at EH regions here.
7598 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7600 * doc/invoke.texi (-fsched-pressure): Document it.
7601 (-fsched-reg-pressure-heuristic): Remove it.
7603 * reload.c (ira.h): Include.
7604 (find_reloads): Add choosing reload on number of small spilled
7607 * haifa-sched.c (ira.h): Include.
7608 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7609 saved_reg_pressure, curr_reg_live, saved_reg_live,
7610 region_ref_regs): New variables.
7611 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7612 initiate_reg_pressure_info, setup_ref_regs,
7613 initiate_bb_reg_pressure_info, save_reg_pressure,
7614 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7616 (setup_insn_reg_pressure_info): New function.
7617 (rank_for_schedule): Add pressure checking and insn issue time.
7618 Remove comparison of insn reg weights.
7619 (ready_sort): Set insn reg pressure info.
7620 (update_register_pressure, setup_insn_max_reg_pressure,
7621 update_reg_and_insn_max_reg_pressure,
7622 sched_setup_bb_reg_pressure_info): New functions.
7623 (schedule_insn): Add code for printing and updating reg pressure info.
7624 (find_set_reg_weight, find_insn_reg_weight): Remove.
7625 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7626 (debug_ready_list): Print reg pressure info.
7627 (schedule_block): Ditto. Check insn issue time.
7628 (sched_init): Set up sched_pressure_p. Allocate and set up some
7629 reg pressure related info.
7630 (sched_finish): Free some reg pressure related info.
7631 (fix_tick_ready): Make insn always ready if pressure_p.
7632 (init_h_i_d): Don't call find_insn_reg_weight.
7633 (haifa_finish_h_i_d): Free insn reg pressure info.
7635 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7636 ira_memory_move_cost, ira_class_hard_regs,
7637 ira_class_hard_regs_num, ira_no_alloc_regs,
7638 ira_available_class_regs, ira_reg_class_cover_size,
7639 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7641 * ira-lives.c (single_reg_class): Check mode to find how many
7642 registers are necessary for operand.
7643 (ira_implicitly_set_insn_hard_regs): New.
7645 * common.opt (fsched-pressure): New options.
7646 (fsched-reg-pressure-heuristic): Remove.
7648 * ira.c (setup_eliminable_regset): Rename to
7649 ira_setup_eliminable_regset. Make it external.
7650 (expand_reg_info): Pass cover class to setup_reg_classes.
7651 (ira): Call resize_reg_info instead of allocate_reg_info.
7653 * sched-deps.c: Include ira.h.
7654 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7655 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7656 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7657 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7658 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7659 mark_insn_reg_store, mark_insn_reg_clobber,
7660 setup_insn_reg_pressure_info): New.
7661 (sched_analyze_1): Update implicit_reg_pending_uses.
7662 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7663 Use them to create dependencies. Set insn reg uses and pressure
7664 info. Process reg_pending_uses in one place.
7665 (free_deps): Free implicit sets.
7666 (remove_from_deps): Remove implicit sets if necessary. Check
7667 implicit sets when clearing reg_last_in_use.
7668 (init_deps_global): Clear implicit_reg_pending_clobbers and
7669 implicit_reg_pending_uses.
7671 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7672 ira_memory_move_cost, ira_class_hard_regs,
7673 ira_class_hard_regs_num, ira_no_alloc_regs,
7674 ira_available_class_regs, ira_reg_class_cover_size,
7675 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7676 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7677 ira_implicitly_set_insn_hard_regs): New prototypes.
7679 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7680 cost_elements_num): New variables.
7681 (allocno_costs, total_costs): Rename to costs and
7682 total_allocno_costs.
7683 (COSTS_OF_ALLOCNO): Rename to COSTS.
7684 (allocno_pref): Rename to pref.
7685 (allocno_pref_buffer): Rename to pref_buffer.
7686 (common_classes): Rename to regno_cover_class.
7688 (record_reg_classes): Set allocno attributes only if allocno_p.
7689 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7690 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7691 and COSTS_OF_ALLOCNO.
7692 (print_costs): Rename to print_allocno_costs.
7693 (print_pseudo_costs): New.
7694 (process_bb_node_for_costs): Split into 2 functions with new
7695 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7696 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7697 new parameter dump_file. Use cost_elements_num instead of
7698 ira_allocnos_num. Make one iteration if preferred classes were
7699 already calculated for scheduler. Make 2 versions of code
7700 depending on allocno_p.
7701 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7702 regno_cover_class and COSTS instead of common_classes and
7704 (init_costs, finish_costs): New.
7705 (ira_costs): Set up allocno_p and cost_elements_num. Call
7706 init_costs and finish_costs.
7707 (ira_set_pseudo_classes): New.
7709 * rtl.h (allocate_reg_info): Remove.
7710 (resize_reg_info): Change return type.
7711 (reg_cover_class): New.
7712 (setup_reg_classes): Add new parameter.
7714 * sched-int.h (struct deps_reg): New member implicit_sets.
7715 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7716 (INCREASE_BITS): New macro.
7717 (struct reg_pressure_data, struct reg_use_data): New.
7718 (struct _haifa_insn_data): Remove reg_weight. Add members
7719 reg_pressure, reg_use_list, reg_set_list, and
7720 reg_pressure_excess_cost_change.
7721 (struct deps): New member implicit_sets.
7722 (pressure_p): New variable.
7723 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7724 (struct reg_pressure_data, struct reg_use_data): New.
7725 (INSN_REG_WEIGHT): Remove.
7726 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7727 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7728 (sched_init_region_reg_pressure_info,
7729 sched_setup_bb_reg_pressure_info): New prototypes.
7731 * reginfo.c (struct reg_pref): New member coverclass.
7732 (reg_cover_class): New function.
7733 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7734 (reg_info_size): New variable.
7735 (allocate_reg_info): Make static. Setup reg_info_size.
7736 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7737 (setup_reg_classes): Add a new parameter. Setup cover class too.
7739 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7742 * sched-rgn.c (deps_join): Set up implicit_sets.
7743 (schedule_region): Set up region and basic blocks pressure
7746 * passes.c (init_optimization_passes): Move
7747 pass_subregs_of_mode_init before pass_sched.
7749 2009-09-02 Martin Jambor <mjambor@suse.cz>
7751 * tree-sra.c (struct access): New field grp_hint.
7752 (dump_access): Dump grp_hint.
7753 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7755 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7756 those which have been specifically read and somehow written to.
7757 (propagate_subacesses_accross_link): Set grp_hint of right child and
7758 also possibly of the left child.
7760 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7762 * tree-object-size.c (addr_object_size): Always use object_size_type
7763 0 or 2 when determining the pointer pointed object size.
7765 2009-09-02 Richard Guenther <rguenther@suse.de>
7768 2009-08-31 Richard Guenther <rguenther@suse.de>
7770 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7771 to query if the memory regions for memmove overlap.
7772 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7773 asserts on pointers, instead deal with odd trees.
7774 (ptr_derefs_may_alias_p): Likewise.
7775 (refs_may_alias_p_1): Constructor bases also never alias.
7777 2009-08-01 Christian Bruel <christian.bruel@st.com>
7780 2009-07-31 Christian Bruel <christian.bruel@st.com>
7781 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7783 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7785 * doc/invoke.texi (-fvar-tracking-assignments): New.
7786 (-fvar-tracking-assignments-toggle): New.
7787 (-fdump-final-insns=file): Mark filename as optional.
7788 (--param min-nondebug-insn-uid): New.
7789 (-gdwarf-@{version}): Mention version 4.
7790 * opts.c (common_handle_option): Accept it.
7791 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7792 * regrename.c (regrename_optimize): Drop last. Don't count debug
7793 insns as uses. Don't reject change because of debug insn.
7794 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7795 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7796 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7797 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7798 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7799 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7800 * doc/gimple.texi (is_gimple_debug): New.
7801 (gimple_debug_bind_p): New.
7802 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7803 * doc/install.texi (bootstrap-debug): More details.
7804 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7805 (bootstrap-debug-lib): More details.
7806 (bootstrap-debug-ckovw): Update.
7807 (bootstrap-time): New.
7808 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7809 (insert_phi_nodes_for): Insert debug stmts.
7810 (rewrite_stmt): Take iterator. Insert debug stmts.
7811 (rewrite_enter_block): Adjust.
7812 (maybe_replace_use_in_debug_stmt): New.
7813 (rewrite_update_stmt): Use it.
7814 (mark_use_interesting): Return early for debug stmts.
7815 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7816 stmts before replacing stmt.
7817 (move_computations_stmt): Likewise.
7818 * ira-conflicts.c (add_copies): Skip debug insns.
7819 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7820 (regstat_bb_compute_ri): Skip debug insns.
7821 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7822 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7823 check_loop_closed_ssa_stmt): Skip debug stmts.
7824 * tree-tailcall.c (find_tail_calls): Likewise.
7825 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7826 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7827 (build_var_debug_value_stat): Declare.
7828 (build_var_debug_value): Define.
7829 (target_for_debug_bind): Declare.
7830 * reload.c (find_equiv_reg): Skip debug insns.
7831 * rtlanal.c (reg_used_between_p): Skip debug insns.
7832 (side_effects_p): Likewise.
7833 (canonicalize_condition): Likewise.
7834 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7835 insns never depend on debug insns.
7836 (create_ddg_dep_no_link): Likewise.
7837 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7838 Don't add inter-loop dependencies for debug insns.
7839 (build_intra_loop_deps): Likewise.
7840 (create_ddg): Count debug insns.
7841 * ddg.h (struct ddg::num_debug): New.
7842 (num_backargs): Pair up with previous int field.
7843 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7844 -fcompare-debug-second.
7845 * final.c (get_attr_length_1): Skip debug insns.
7846 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7847 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7848 (driver_self_specs): Map -fdump-final-insns to
7849 -fdump-final-insns=..
7850 (get_local_tick): New.
7851 (compare_debug_dump_opt_spec_function): Test for . argument and
7852 compute output name. Compute temp output spec without flag name.
7853 Compute -frandom-seed.
7854 (OPT): Undef after use.
7855 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7856 (average_num_loop_insns): Likewise.
7857 * params.h (MIN_NONDEBUG_INSN_UID): New.
7858 * gimple.def (GIMPLE_DEBUG): New.
7859 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7860 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7861 (merge_in_block): Fix whitespace.
7862 * toplev.c (flag_var_tracking): Update comment.
7863 (flag_var_tracking_assignments): New.
7864 (flag_var_tracking_assignments_toggle): New.
7865 (process_options): Don't open final insns dump file if we're not
7866 going to write to it. Compute defaults for var_tracking.
7867 * df-scan.c (df_insn_rescan_debug_internal): New.
7868 (df_uses_record): Handle debug insns.
7869 * haifa-sched.c (ready): Initialize n_debug.
7870 (contributes_to_priority): Skip debug insns.
7871 (dep_list_size): New.
7873 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7874 they're ready. Disregard previous debug insns to make decisions.
7875 (queue_insn): Never queue debug insns.
7876 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7877 (schedule_insn): Don't reject debug insns because of issue rate.
7878 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7879 (queue_to_ready): Skip and discount debug insns.
7880 (choose_ready): Let debug insns through.
7881 (schedule_block): Check boundary debug insns. Discount debug
7882 insns, schedule them early. Adjust whitespace.
7883 (set_priorities): Check for boundary debug insns.
7884 (add_jump_dependencies): Use dep_list_size.
7885 (prev_non_location_insn): New.
7886 (check_cfg): Use it.
7887 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7889 (remove_unused_ivs): Reset debug stmts.
7890 * modulo-sched.c (const_iteration_count): Skip debug insns.
7891 (res_MII): Discount debug insns.
7892 (loop_single_full_bb_p): Skip debug insns.
7893 (sms_schedule): Likewise.
7894 (sms_schedule_by_order): Likewise.
7895 (ps_has_conflicts): Likewise.
7896 * caller-save.c (refmarker_fn): New.
7897 (save_call_clobbered_regs): Replace regs with saved mem in
7899 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7900 Call refmarker_fn mark for hardregnos.
7901 (mark_reg_as_referenced): New.
7902 (replace_reg_with_saved_mem): New.
7903 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7904 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7906 (cse_extended_basic_block): Skip debug insns.
7907 (count_reg_usage): Likewise.
7908 (is_dead_reg): New, split out of...
7909 (set_live_p): ... here.
7910 (insn_live_p): Use it for debug insns.
7911 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7912 (execute_optimize_stdarg): Likewise.
7913 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7914 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7915 changes in debug stmts as changes.
7916 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7917 (moveup_expr): Don't move across debug insns. Don't move
7918 debug insn if it would create a bookkeeping block.
7919 (moveup_expr_cached): Don't use cache for debug insns that
7920 are heads of blocks.
7921 (compute_av_set_inside_bb): Skip debug insns.
7922 (sel_rank_for_schedule): Schedule debug insns first. Remove
7924 (block_valid_for_bookkeeping_p); Support lax searches.
7925 (create_block_for_bookkeeping): Adjust block numbers when
7926 encountering debug-only blocks.
7927 (find_place_for_bookkeeping): Deal with debug-only blocks.
7928 (generate_bookkeeping_insn): Accept no place to insert.
7929 (remove_temp_moveop_nops): New argument full_tidying.
7930 (prepare_place_to_insert): Deal with debug insns.
7931 (advance_state_on_fence): Debug insns don't start cycles.
7932 (update_boundaries): Take fence as argument. Deal with
7934 (schedule_expr_on_boundary): No full_tidying on debug insns.
7935 (fill_insns): Deal with debug insns.
7936 (track_scheduled_insns_and_blocks): Don't count debug insns.
7937 (need_nop_to_preserve_insn_bb): New, split out of...
7938 (remove_insn_from_stream): ... this.
7939 (fur_orig_expr_not_found): Skip debug insns.
7940 * rtl.def (VALUE): Move up.
7942 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7943 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7944 Set it if debug stmts are found.
7945 (statement_sink_location): Skip debug stmts. Propagate
7946 moving defs into debug stmts.
7947 * ifcvt.c (first_active_insn): Skip debug insns.
7948 (last_active_insns): Likewise.
7949 (cond_exec_process_insns): Likewise.
7950 (noce_process_if_block): Likewise.
7951 (check_cond_move_block): Likewise.
7952 (cond_move_convert_if_block): Likewise.
7953 (block_jumps_and_fallthru_p): Likewise.
7954 (dead_or_predicable): Likewise.
7955 * dwarf2out.c (debug_str_hash_forced): New.
7956 (find_AT_string): Add comment.
7957 (gen_label_for_indirect_string): New.
7958 (get_debug_string_label): New.
7959 (AT_string_form): Use it.
7960 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7961 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7962 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7963 several operations that cannot be represented with DWARF opcodes.
7964 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7965 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7966 (dwarf2out_var_location): Take during-call mark into account.
7967 (output_indirect_string): Update comment. Output if there are
7968 label and references.
7969 (prune_indirect_string): New.
7970 (prune_unused_types): Call it if debug_str_hash_forced.
7971 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7972 (dw_long_long_const): Remove.
7973 (struct dw_val_struct): Change val_long_long type to rtx.
7974 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7975 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7976 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7977 component instead of HOST_BITS_PER_LONG.
7978 (output_loc_operands): Likewise. For const8* assert
7979 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7980 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7981 rather than HOST_BITS_PER_LONG is >= 64.
7982 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7984 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7985 HOST_BITS_PER_LONG for dw_val_class_long_long.
7986 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7987 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7988 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7990 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7991 Handle DW_OP_implicit_value.
7992 (extract_int): Move prototype earlier.
7993 (mem_loc_descriptor): For SUBREG punt if inner
7994 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7995 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7996 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7997 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7998 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7999 instead of Pmode size.
8000 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8001 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8002 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8003 (concat_loc_descriptor, concatn_loc_descriptor,
8004 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8005 (add_location_or_const_value_attribute): Likewise. For single
8006 location loc_lists attempt to use add_const_value_attribute
8007 for constant decls. Add DW_AT_const_value even if
8008 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8010 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8011 (control_flow_insn_p): Likewise.
8012 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8013 (separate_decls_in_region_debug_bind): New.
8014 (separate_decls_in_region): Process debug bind stmts afterwards.
8015 * recog.c (verify_changes): Handle debug insns.
8016 (extract_insn): Likewise.
8017 (peephole2_optimize): Skip debug insns.
8018 * dse.c (scan_insn): Skip debug insns.
8019 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8021 (setup_id_for_insn): Handle debug insns.
8022 (maybe_tidy_empty_bb): Adjust whitespace.
8023 (tidy_control_flow): Skip debug insns.
8024 (sel_remove_insn): Adjust for debug insns.
8025 (sel_estimate_number_of_insns): Skip debug insns.
8026 (create_insn_rtx_from_pattern): Handle debug insns.
8027 (create_copy_of_insn_rtx): Likewise.
8028 * sel-sched-.h (sel_bb_end): Declare.
8029 (sel_bb_empty_or_nop_p): New.
8030 (get_all_loop_exits): Use it.
8031 (_eligible_successor_edge_p): Likewise.
8032 (return_nop_to_pool): Adjust.
8033 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8034 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8035 * gimple-pretty-print.c (dump_gimple_debug): New.
8036 (dump_gimple_stmt): Use it.
8037 (dump_bb_header): Skip gimple debug stmts.
8038 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8039 (fixup_match_2): Likewise.
8040 (regmove_backward_pass): Likewise. Simplify combined
8041 replacement. Handle debug insns.
8042 * function.c (instantiate_virtual_regs): Handle debug insns.
8043 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8044 * print-rtl.h: Include cselib.h.
8045 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8046 * df.h (df_inns_rescan_debug_internal): Declare.
8047 * gcse.c (alloc_hash_table): Estimate n_insns.
8048 (cprop_insn): Don't regard debug insns as changes.
8049 (bypass_conditional_jumps): Skip debug insns.
8050 (one_pre_gcse_pass): Adjust.
8051 (one_code_hoisting_pass): Likewise.
8052 (compute_ld_motion_mems): Skip debug insns.
8053 (one_cprop_pass): Adjust.
8054 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8055 (if_convertible_stmt_p): Handle debug stmts.
8056 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8057 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8058 * ira-build.c (create_bb_allocnos): Skip debug insns.
8059 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8060 (has_single_use): Likewise.
8061 (single_imm_use): Likewise.
8062 (num_imm_uses): Likewise.
8063 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8064 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8065 (create_outofssa_var_map): Likewise.
8066 * lower-subreg.c (adjust_decomposed_uses): New.
8067 (resolve_debug): New.
8068 (decompose_multiword_subregs): Use it.
8069 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8070 * emit-rtl.c: Include params.h.
8071 (cur_debug_insn_uid): Define.
8072 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8073 (copy_rtx_if_shared_1): Handle debug insns.
8074 (reset_used_flags): Likewise.
8075 (set_used_flags): LIkewise.
8076 (get_max_insn_count): New.
8077 (next_nondebug_insn): New.
8078 (prev_nondebug_insn): New.
8079 (make_debug_insn_raw): New.
8080 (emit_insn_before_noloc): Handle debug insns.
8081 (emit_jump_insn_before_noloc): Likewise.
8082 (emit_call_insn_before_noloc): Likewise.
8083 (emit_debug_insn_before_noloc): New.
8084 (emit_insn_after_noloc): Handle debug insns.
8085 (emit_jump_insn_after_noloc): Likewise.
8086 (emit_call_insn_after_noloc): Likewise.
8087 (emit_debug_insn_after_noloc): Likewise.
8088 (emit_insn_after): Take loc from earlier non-debug insn.
8089 (emit_jump_insn_after): Likewise.
8090 (emit_call_insn_after): Likewise.
8091 (emit_debug_insn_after_setloc): New.
8092 (emit_debug_insn_after): New.
8093 (emit_insn_before): Take loc from later non-debug insn.
8094 (emit_jump_insn_before): Likewise.
8095 (emit_call_insn_before): Likewise.
8096 (emit_debug_insn_before_setloc): New.
8097 (emit_debug_insn_before): New.
8098 (emit_insn): Handle debug insns.
8099 (emit_debug_insn): New.
8100 (emit_jump_insn): Handle debug insns.
8101 (emit_call_insn): Likewise.
8103 (init_emit): Take min-nondebug-insn-uid into account.
8104 Initialize cur_debug_insn_uid.
8105 (emit_copy_of_insn_after): Handle debug insns.
8106 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8107 location of single rhs in place.
8108 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8109 (floor_sdiv_adjust): New.
8110 (cell_sdiv_adjust): New.
8111 (cell_udiv_adjust): New.
8112 (round_sdiv_adjust): New.
8113 (round_udiv_adjust): New.
8114 (wrap_constant): Moved from cselib.
8115 (unwrap_constant): New.
8116 (expand_debug_expr): New.
8117 (expand_debug_locations): New.
8118 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8120 (gimple_expand_cfg): Expand debug locations.
8121 * cselib.c: Include tree-pass.h.
8122 (struct expand_value_data): New.
8123 (cselib_record_sets_hook): New.
8124 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8125 (cselib_clear_table): Move, and implemnet in terms of...
8126 (cselib_reset_table_with_next_value): ... this.
8127 (cselib_get_next_unknown_value): New.
8128 (discard_useless_locs): Don't discard preserved values.
8129 (cselib_preserve_value): New.
8130 (cselib_preserved_value_p): New.
8131 (cselib_preserve_definitely): New.
8132 (cselib_clear_preserve): New.
8133 (cselib_preserve_only_values): New.
8134 (new_cselib_val): Take rtx argument. Dump it in details.
8135 (cselib_lookup_mem): Adjust.
8136 (expand_loc): Take regs_active in struct. Adjust. Silence
8137 dumps unless details are requested.
8138 (cselib_expand_value_rtx_cb): New.
8139 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8140 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8141 without details. Copy more subregs. Try to resolve values
8142 using a callback. Wrap constants.
8143 (cselib_subst_to_values): Adjust.
8144 (cselib_log_lookup): New.
8145 (cselib_lookup): Call it.
8146 (cselib_invalidate_regno): Don't count preserved values as useless.
8147 (cselib_invalidate_mem): Likewise.
8148 (cselib_record_set): Likewise.
8149 (struct set): Renamed to cselib_set, moved to cselib.h.
8150 (cselib_record_sets): Adjust. Call hook.
8151 (cselib_process_insn): Reset table when it would be cleared.
8152 (dump_cselib_val): New.
8153 (dump_cselib_table): New.
8154 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8155 (remove_forwarder_block): Support moving debug stmts.
8156 * cselib.h (cselib_record_sets_hook): Declare.
8157 (cselib_expand_callback): New type.
8158 (cselib_expand_value_rtx_cb): Declare.
8159 (cselib_reset_table_with_next_value): Declare.
8160 (cselib_get_next_unknown_value): Declare.
8161 (cselib_preserve_value): Declare.
8162 (cselib_preserved_value_p): Declare.
8163 (cselib_preserve_only_values): Declare.
8164 (dump_cselib_table): Declare.
8165 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8166 (try_crossjump_to_edge): Likewise.
8167 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8168 dominated blocks when debug stmts are present.
8169 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8170 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8171 (set_var_live_on_entry): Likewise.
8172 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8173 * cfglayout.c (curr_location, last_location): Make static.
8174 (set_curr_insn_source_location): Don't avoid bouncing.
8175 (get_curr_insn_source_location): New.
8176 (get_curr_insn_block): New.
8177 (duplicate_insn_chain): Handle debug insns.
8178 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8180 * common.opt (fcompare-debug): Move to sort order.
8181 (fdump-unnumbered-links): Likewise.
8182 (fvar-tracking-assignments): New.
8183 (fvar-tracking-assignments-toggle): New.
8184 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8185 because of debug stmts.
8186 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8187 (eliminate_unnecessary_stmts): Walk dominated blocks before
8189 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8190 * ira.c (memref_used_between_p): Skip debug insns.
8191 (update_equiv_regs): Likewise.
8192 * sched-deps.c (sd_lists_size): Accept empty list.
8193 (sd_init_insn): Mark debug insns.
8194 (sd_finish_insn): Unmark them.
8195 (sd_add_dep): Reject non-debug deps on debug insns.
8196 (fixup_sched_groups): Give debug insns group treatment.
8198 (sched_analyze_reg): Don't mark debug insns for sched before call.
8199 (sched_analyze_2): Handle debug insns.
8200 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8202 (deps_analyze_insn): Handle debug insns.
8203 (deps_start_bb): Skip debug insns.
8204 (init_deps): Initialize last_debug_insn.
8205 * tree-ssa.c (target_for_debug_bind): New.
8206 (find_released_ssa_name): New.
8207 (propagate_var_def_into_debug_stmts): New.
8208 (propagate_defs_into_debug_stmts): New.
8209 (verify_ssa): Skip debug bind stmts without values.
8210 (warn_uninialized_vars): Skip debug stmts.
8211 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8212 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8213 (rtx_equal_p): Likewise.
8214 * ira-costs.c (scan_one_insn): Skip debug insns.
8215 (process_bb_node_for_hard_reg_moves): Likewise.
8216 * rtl.h (DEBUG_INSN_P): New.
8217 (NONDEBUG_INSN_P): New.
8218 (MAY_HAVE_DEBUG_INSNS): New.
8219 (INSN_P): Accept debug insns.
8220 (RTX_FRAME_RELATED_P): Likewise.
8221 (INSN_DELETED_P): Likewise
8222 (PAT_VAR_LOCATION_DECL): New.
8223 (PAT_VAR_LOCATION_LOC): New.
8224 (PAT_VAR_OCATION_STATUS): New.
8225 (NOTE_VAR_LOCATION_DECL): Reimplement.
8226 (NOTE_VAR_LOCATION_LOC): Likewise.
8227 (NOTE_VAR_LOCATION_STATUS): Likewise.
8228 (INSN_VAR_LOCATION): New.
8229 (INSN_VAR_LOCATION_DECL): New.
8230 (INSN_VAR_LOCATION_LOC): New.
8231 (INSN_VAR_LOCATION_STATUS): New.
8232 (gen_rtx_UNKNOWN_VAR_LOC): New.
8233 (VAR_LOC_UNKNOWN_P): New.
8234 (NOTE_DURING_CALL_P): New.
8235 (SCHED_GROUP_P): Accept debug insns.
8236 (emit_debug_insn_before): Declare.
8237 (emit_debug_insn_before_noloc): Declare.
8238 (emit_debug_insn_beore_setloc): Declare.
8239 (emit_debug_insn_after): Declare.
8240 (emit_debug_insn_after_noloc): Declare.
8241 (emit_debug_insn_after_setloc): Declare.
8242 (emit_debug_insn): Declare.
8243 (make_debug_insn_raw): Declare.
8244 (prev_nondebug_insn): Declare.
8245 (next_nondebug_insn): Declare.
8246 (delegitimize_mem_from_attrs): Declare.
8247 (get_max_insn_count): Declare.
8248 (wrap_constant): Declare.
8249 (unwrap_constant): Declare.
8250 (get_curr_insn_source_location): Declare.
8251 (get_curr_insn_block): Declare.
8252 * tree-inline.c (insert_debug_decl_map): New.
8253 (processing_debug_stmt): New.
8254 (remap_decl): Don't create new mappings in debug stmts.
8255 (remap_gimple_op_r): Don't add references in debug stmts.
8256 (copy_tree_body_r): Likewise.
8257 (remap_gimple_stmt): Handle debug bind stmts.
8258 (copy_bb): Skip debug stmts.
8259 (copy_edges_for_bb): Likewise.
8260 (copy_debug_stmt): New.
8261 (copy_debug_stmts): New.
8262 (copy_body): Copy debug stmts at the end.
8263 (insert_init_debug_bind): New.
8264 (insert_init_stmt): Take id. Skip and emit debug stmts.
8265 (setup_one_parameter): Remap variable earlier, register debug mapping.
8266 (estimate_num_insns): Skip debug stmts.
8267 (expand_call_inline): Preserve debug_map.
8268 (optimize_inline_calls): Check for no debug_stmts left-overs.
8269 (unsave_expr_now): Preserve debug_map.
8270 (copy_gimple_seq_and_replace_locals): Likewise.
8271 (tree_function_versioning): Check for no debug_stmts left-overs.
8272 Init and destroy debug_map as needed. Split edges unconditionally.
8273 (build_duplicate_type): Init and destroy debug_map as needed.
8274 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8275 (struct copy_body_data): Add debug_stmts and debug_map.
8276 * sched-int.h (struct ready_list): Add n_debug.
8277 (struct deps): Add last_debug_insn.
8278 (DEBUG_INSN_SCHED_P): New.
8279 (BOUNDARY_DEBUG_INSN_P): New.
8280 (SCHEDULE_DEBUG_INSN_P): New.
8281 (sd_iterator_cond): Accept empty list.
8282 * combine.c (create_log_links): Skip debug insns.
8283 (combine_instructions): Likewise.
8284 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8285 return value is always unshared.
8286 (struct rtx_subst_pair): New.
8287 (auto_adjust_pair): New.
8288 (propagate_for_debug_subst): New.
8289 (propagate_for_debug): New.
8290 (try_combine): Skip debug insns. Propagate removed defs into
8292 (next_nonnote_nondebug_insn): New.
8293 (distribute_notes): Use it. Skip debug insns.
8294 (distribute_links): Skip debug insns.
8295 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8296 * resource.c (mark_target_live_regs): Likewise.
8297 * var-tracking.c: Include cselib.h and target.h.
8298 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8300 (micro_operation_type_name): New.
8301 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8302 (struct micro_operation_def): Update comments.
8303 (decl_or_value): New type. Use instead of decls.
8304 (struct emit_note_data_def): Add vars.
8305 (struct attrs_def): Use decl_or_value.
8306 (struct variable_tracking_info_def): Add permp, flooded.
8307 (struct location_chain_def): Update comment.
8308 (struct variable_part_def): Use decl_or_value.
8309 (struct variable_def): Make var_part a variable length array.
8311 (scratch_regs): New.
8312 (cselib_hook_called): New.
8313 (dv_is_decl_p): New.
8314 (dv_is_value_p): New.
8317 (dv_as_opaque): New.
8318 (dv_onepart_p): New.
8320 (IS_DECL_CODE): New.
8321 (check_value_is_not_decl): New.
8322 (dv_from_decl): New.
8323 (dv_from_value): New.
8324 (dv_htab_hash): New.
8325 (variable_htab_hash): Use it.
8326 (variable_htab_eq): Support values.
8327 (variable_htab_free): Free from the right pool.
8328 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8329 (attrs_list_union): Adjust.
8330 (attrs_list_mpdv_union): New.
8331 (tie_break_pointers): New.
8332 (canon_value_cmp): New.
8333 (unshare_variable): Return possibly-modified slot.
8334 (vars_copy_1): Adjust.
8335 (var_reg_decl_set): Adjust. Split out of...
8336 (var_reg_set): ... this.
8337 (get_init_value): Adjust.
8338 (var_reg_delete_and_set): Adjust.
8339 (var_reg_delete): Adjust.
8340 (var_regno_delete): Adjust.
8341 (var_mem_decl_set): Split out of...
8342 (var_mem_set): ... this.
8343 (var_mem_delete_and_set): Adjust.
8344 (var_mem_delete): Adjust.
8348 (variable_union): Adjust. Speed up merge of 1-part vars.
8349 (variable_canonicalize): Use unshared slot.
8350 (VALUED_RECURSED_INTO): New.
8351 (find_loc_in_1pdv): New.
8352 (struct dfset_merge): New.
8353 (insert_into_intersection): New.
8354 (intersect_loc_chains): New.
8356 (canonicalize_loc_order_check): New.
8357 (canonicalize_values_mark): New.
8358 (canonicalize_values_star): New.
8359 (variable_merge_over_cur): New.
8360 (variable_merge_over_src): New.
8361 (dataflow_set_merge): New.
8362 (dataflow_set_equiv_regs): New.
8363 (remove_duplicate_values): New.
8364 (struct dfset_post_merge): New.
8365 (variable_post_merge_new_vals): New.
8366 (variable_post_merge_perm_vals): New.
8367 (dataflow_post_merge_adjust): New.
8368 (find_mem_expr_in_1pdv): New.
8369 (dataflow_set_preserve_mem_locs): New.
8370 (dataflow_set_remove_mem_locs): New.
8371 (dataflow_set_clear_at_call): New.
8372 (onepart_variable_different_p): New.
8373 (variable_different_p): Use it.
8374 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8375 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8377 (track_loc_p): Pass it true.
8378 (struct count_use_info): New.
8379 (find_use_val): New.
8380 (replace_expr_with_values): New.
8382 (use_type): New, partially split out of...
8383 (count_uses): ... this. Count new micro-ops.
8384 (count_uses_1): Adjust.
8385 (count_stores): Adjust.
8386 (count_with_sets): New.
8387 (VAL_NEEDS_RESOLUTION): New.
8388 (VAL_HOLDS_TRACK_EXPR): New.
8389 (VAL_EXPR_IS_COPIED): New.
8390 (VAL_EXPR_IS_CLOBBERED): New.
8391 (add_uses): Adjust. Generate new micro-ops.
8392 (add_uses_1): Adjust.
8393 (add_stores): Generate new micro-ops.
8394 (add_with_sets): New.
8395 (find_src_status): Adjust.
8396 (find_src_set_src): Adjust.
8397 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8398 Handle new micro-ops. Canonicalize value equivalances.
8399 (vt_find_locations): Compute total size of hash tables for
8400 dumping. Perform merge for var-tracking-assignments. Don't
8401 disregard single-block loops.
8402 (dump_attrs_list): Handle decl_or_value.
8403 (dump_variable): Take variable. Deal with decl_or_value.
8404 (dump_variable_slot): New.
8405 (dump_vars): Use it.
8406 (dump_dataflow_sets): Adjust.
8407 (set_slot_part): New, extended to support one-part variables
8408 after splitting out of...
8409 (set_variable_part): ... this.
8410 (clobber_slot_part): New, split out of...
8411 (clobber_variable_part): ... this.
8412 (delete_slot_part): New, split out of...
8413 (delete_variable_part): .... this.
8414 (check_wrap_constant): New.
8415 (vt_expand_loc_callback): New.
8416 (vt_expand_loc): New.
8417 (emit_note_insn_var_location): Adjust. Handle values. Handle
8418 EMIT_NOTE_AFTER_CALL_INSN.
8419 (emit_notes_for_differences_1): Adjust. Handle values.
8420 (emit_notes_for_differences_2): Likewise.
8421 (emit_notes_for_differences): Adjust.
8422 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8423 Adjust. Handle new micro-ops.
8424 (vt_add_function_parameters): Adjust. Create and bind values.
8425 (vt_initialize): Adjust. Initialize scratch_regs and
8426 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8427 operations. Move some code to count_with_sets and add_with_sets.
8428 (delete_debug_insns): New.
8429 (vt_debug_insns_local): New.
8430 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8432 (var_tracking_main): If var-tracking-assignments is enabled
8433 but var-tracking isn't, delete debug insns and leave. Likewise
8434 if we exceed limits or fail the stack adjustments tests, and
8435 after all var-tracking processing.
8436 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8437 (dataflow_set): Add traversed_vars.
8438 (value_chain, const_value_chain): New typedefs.
8439 (value_chain_pool, value_chains): New variables.
8440 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8441 add_value_chains, add_cselib_value_chains, remove_value_chain,
8442 remove_value_chains, remove_cselib_value_chains): New functions.
8443 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8444 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8446 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8447 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8448 (dst_can_be_shared): New variable.
8449 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8450 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8451 different from set->vars, look up slot again instead of using the
8453 (dataflow_set_init): Initialize traversed_vars.
8454 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8455 lookup if set->vars is shared. Don't keep slot cleared before
8456 calling unshare_variable. Unshare set->vars if needed. Adjust
8457 unshare_variable callers. Clear dst_can_be_shared if needed.
8458 Even ->refcount == 1 vars must be unshared if set->vars is shared
8459 and var needs to be modified.
8460 (dataflow_set_union): Set traversed_vars during canonicalization.
8461 (VALUE_CHANGED, DECL_CHANGED): Define.
8462 (set_dv_changed, dv_changed_p): New static inlines.
8463 (track_expr_p): Clear DECL_CHANGED.
8464 (dump_dataflow_sets): Set it.
8465 (variable_was_changed): Call set_dv_changed.
8466 (emit_note_insn_var_location): Likewise.
8467 (changed_variables_stack): New variable.
8468 (check_changed_vars_1, check_changed_vars_2): New functions.
8469 (emit_notes_for_changes): Do nothing if changed_variables is
8470 empty. Traverse changed_variables with check_changed_vars_1,
8471 call check_changed_vars_2 on each changed_variables_stack entry.
8472 (emit_notes_in_bb): Add SET argument. Just clear it at the
8473 beginning, use it instead of local &set, don't destroy it at the end.
8474 (vt_emit_notes): Call dataflow_set_clear early on all
8475 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8476 computed set, dataflow_set_clear also VTI(bb)->in when we are
8477 done with the basic block. Initialize changed_variables_stack,
8478 free it afterwards. If ENABLE_CHECKING verify that after noting
8479 differences to an empty set value_chains hash table is empty.
8480 (vt_initialize): Initialize value_chains and value_chain_pool.
8481 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8482 (variable_tracking_main): Call dump_dataflow_sets before calling
8483 vt_emit_notes, not after it.
8484 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8485 (propagate_var_def_into_debug_stmts): Declare.
8486 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8487 (df_set_note): Reject debug insns.
8488 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8489 add notes to debug insns.
8490 (df_note_bb_compute): Adjust. Likewise.
8491 (df_simulate_uses): Skip debug insns.
8492 (df_simulate_initialize_backwards): Likewise.
8493 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8494 (subst_stack_regs_pat): Reject debug insns.
8495 (convert_regs_1): Handle debug insns.
8496 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8497 (print-rtl.o): Depend on cselib.h.
8498 (cselib.o): Depend on TREE_PASS_H.
8499 (var-tracking.o): Depend on cselib.h and TARGET_H.
8500 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8501 (init_ready_list): Skip boundary debug insns.
8502 (add_branch_dependences): Skip debug insns.
8503 (free_block_dependencies): Check for blocks with only debug insns.
8504 (compute_priorities): Likewise.
8505 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8506 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8508 (gimple_build_debug_bind_stat): New.
8509 (empty_body_p): Skip debug stmts.
8510 (gimple_has_side_effects): Likewise.
8511 (gimple_rhs_has_side_effects): Likewise.
8512 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8513 (gimple_build_debug_bind_stat): Declare.
8514 (gimple_build_debug_bind): Define.
8515 (is_gimple_debug): New.
8516 (gimple_debug_bind_p): New.
8517 (gimple_debug_bind_get_var): New.
8518 (gimple_debug_bind_get_value): New.
8519 (gimple_debug_bind_get_value_ptr): New.
8520 (gimple_debug_bind_set_var): New.
8521 (gimple_debug_bind_set_value): New.
8522 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8523 (gimple_debug_bind_reset_value): New.
8524 (gimple_debug_bind_has_value_p): New.
8525 (gsi_next_nondebug): New.
8526 (gsi_prev_nondebug): New.
8527 (gsi_start_nondebug_bb): New.
8528 (gsi_last_nondebug_bb): New.
8529 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8530 (print_insn): Handle DEBUG_INSN.
8531 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8532 of first insn prevail.
8533 (first_stmt): Skip debug stmts.
8534 (first_non_label_stmt): Likewise.
8535 (last_stmt): Likewise.
8536 (has_zero_uses_1): New.
8537 (single_imm_use_1): New.
8538 (verify_gimple_debug): New.
8539 (verify_types_in_gimple_stmt): Handle debug stmts.
8540 (verify_stmt): Likewise.
8541 (debug_loop_num): Skip debug stmts.
8542 (remove_edge_and_dominated_blocks): Remove dominators last.
8543 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8544 (linearize_expr): Likewise.
8545 * config/i386/i386.c (ix86_delegitimize_address): Call
8546 default implementation.
8547 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8548 (group_barrier_needed): Skip debug insns.
8549 (emit_insn_group_barriers): Likewise.
8550 (emit_all_insn_group_barriers): Likewise.
8551 (ia64_variable_issue): Handle debug insns.
8552 (ia64_dfa_new_cycle): Likewise.
8553 (final_emit_insn_group_barriers): Skip debug insns.
8554 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8555 def cfa without frame.
8556 (process_set): Likewise.
8557 (process_for_unwind_directive): Pass frame on.
8558 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8559 (rs6000_delegitimize_address): New.
8560 (rs6000_debug_adjust_cost): Handle debug insns.
8561 (is_microcoded_insn): Likewise.
8562 (is_cracked_insn): Likewise.
8563 (is_nonpipeline_insn): Likewise.
8564 (insn_must_be_first_in_group): Likewise.
8565 (insn_must_be_last_in_group): Likewise.
8566 (force_new_group): Likewise.
8567 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8568 contains only debug insns.
8569 (rtl_merge_blocks): Skip debug insns.
8570 (purge_dead_edges): Likewise.
8571 (rtl_block_ends_with_call_p): Skip debug insns.
8572 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8573 (mark_reg_dependencies): Skip debug insns.
8574 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8575 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8576 * tree-ssa-threadedge.c
8577 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8578 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8579 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8580 (copyprop_hardreg_forward_1): Handle debug insns.
8581 * reload1.c (reload): Skip debug insns. Replace unassigned
8582 pseudos in debug insns with their equivalences.
8583 (eliminate_regs_in_insn): Skip debug insns.
8584 (emit_input_reload_insns): Skip debug insns at first, adjust
8586 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8587 (get_indirect_ref_operands): Pass opf_no_vops on.
8588 (get_expr_operands): Likewise. Skip debug stmts.
8589 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8591 2009-09-01 Richard Henderson <rth@redhat.com>
8593 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8594 stmt_ends_pp_p statements at least once.
8595 * tree-vrp.c (vrp_initialize): Likewise.
8596 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8598 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8601 Fix AIX bootstrap after PR debug/30161
8602 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8603 that is a GNU extension.
8604 (tmpl_value_parm_die_table): Move the definition of this global
8605 outside #ifdef DWARF2_DEBUGGING_INFO region.
8607 2009-09-01 Richard Guenther <rguenther@suse.de>
8609 * tree.c (tree_expr_size): New function.
8610 * tree.h (tree_expr_size): Declare.
8611 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8612 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8613 * langhooks.c (lhd_expr_size): Remove.
8614 * langhooks.h (struct lang_hooks): Remove expr_size.
8615 * explow.c (expr_size): Use tree_expr_size.
8616 (int_expr_size): Likewise.
8617 * langhooks-def.h (lhd_expr_size): Remove.
8618 (LANG_HOOKS_EXPR_SIZE): Likewise.
8619 (LANG_HOOKS_INITIALIZER): Adjust.
8621 2009-09-01 Richard Guenther <rguenther@suse.de>
8623 * tree-flow.h (mark_addressable): Move declaration ...
8624 * tree.h (mark_addressable): ... here.
8625 * stmt.c (expand_asm_operands): Use mark_addressable, not
8626 lang_hooks.mark_addressable.
8627 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8628 LANG_HOOKS_MARK_ADDRESSABLE.
8629 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8630 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8632 2009-08-31 Chris Demetriou <cgd@google.com>
8634 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8635 vectorize if not TARGET_SSE2.
8637 2009-08-31 DJ Delorie <dj@redhat.com>
8639 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8640 registers if no coprocessor is enabled.
8642 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8645 * cgraph.h (cgraph_get_node): Declare ...
8646 * cgraph.c (cgraph_get_node): ... new function.
8647 * dwarf2out.c (gen_generic_params_dies,
8648 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8649 make_ith_pack_parameter_name,
8650 append_entry_to_tmpl_value_parm_die_table,
8651 gen_remaining_tmpl_value_param_die_attribute): New functions.
8652 (gen_subprogram_die): Generate debug info for template parameters
8653 if debug info level is higher than DINFO_LEVEL_TERSE.
8654 Use tree_add_const_value_attribute_for_decl instead of
8655 tree_add_const_value_attribute.
8656 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8657 instead of tree_add_const_value_attribute.
8658 (gen_struct_or_union_type_die): Generate debug
8659 info for template parameters if debug info level is higher than
8661 (tree_add_const_value_attribute): Handle integral and pointer
8662 constants. Update comment.
8663 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8664 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8665 (reference_to_unused): Fix thinko. Remove redundant predicates from
8667 (tree_add_const_value_attribute): Make this work for constant
8669 tree_add_const_value_attribute_for_decl is to be used for variable
8671 (add_location_or_const_value_attribute): Use
8672 tree_add_const_value_attribute_for_decl now.
8673 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8674 DW_TAG_template_value_param DIEs after function DIEs have been
8676 * langhooks.h (lang_hooks_for_types): Add
8677 get_argument_pack_elems.
8678 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8679 (lang_hooks): Added get_innermost_generic_parms,
8680 get_innermost_generic_args.
8681 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8682 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8683 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8684 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8686 2009-08-31 DJ Delorie <dj@redhat.com>
8688 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8689 it once we start generating the prologue or epilogue.
8690 (mep_call_saves_register): If the frame is locked, re-use
8692 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8693 (mep_expand_prologue): Call it.
8694 (mep_expand_epilogue): Likewise.
8695 (mep_start_function): Use the same logic as mep_expand_prologue.
8696 (mep_pass_by_reference): Make logic more readable.
8697 (mep_return_in_memory): Zero-sized objects are passed in memory.
8698 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8700 2009-08-31 Richard Guenther <rguenther@suse.de>
8702 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8703 to query if the memory regions for memmove overlap.
8704 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8705 asserts on pointers, instead deal with odd trees.
8706 (ptr_derefs_may_alias_p): Likewise.
8707 (refs_may_alias_p_1): Constructor bases also never alias.
8709 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8711 * doc/install.texi (Final install): Adjust reference on where to
8712 order printed manuals.
8714 2009-08-30 Olivier Hainque <hainque@adacore.com>
8716 * dwarf2out.c (switch_to_frame_table_section): Move
8717 definition prior to first use.
8719 2009-08-30 Richard Guenther <rguenther@suse.de>
8721 PR tree-optimization/41186
8722 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8723 (ao_ref_init_from_ptr_and_size): New function.
8724 (ref_maybe_used_by_call_p_1): Be more precise tracking
8725 used ranges for builtin functions.
8726 (ref_maybe_used_by_call_p): Adjust.
8727 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8728 ranges for builtin functions.
8729 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8731 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8734 * fwprop.c (get_reg_use_in): Delete.
8735 (free_load_extend): New function.
8736 (forward_propagate_subreg): Use it.
8738 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8740 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8742 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8745 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8748 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8750 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8751 fini or fini_array section.
8753 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8755 * graphite-dependences.c (graphite_legal_transform_bb): Call
8756 pbb_remove_duplicate_pdrs.
8757 * graphite-poly.c (can_collapse_pdr): Removed.
8758 (pdr_find_duplicate): Removed.
8759 (can_collapse_pdrs): New.
8760 (pbb_remove_duplicate_pdrs): New.
8761 (new_poly_dr): Do not look for duplicates.
8762 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8763 (PBB_PDR_DUPLICATES_REMOVED): New.
8764 (pbb_remove_duplicate_pdrs): Declared.
8766 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8768 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8769 the strides by multiplying by PDR_NB_REFS.
8770 * graphite-poly.c (can_collapse_pdr): New.
8771 (pdr_find_duplicate): New.
8772 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8773 Initialize PDR_NB_REFS.
8774 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8776 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8778 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8781 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8784 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8786 * graphite-dependences.c (pddr_original_scattering): Return NULL
8787 for read-read dependence relations.
8788 * graphite-poly.h (enum poly_dr_type): Fix comment.
8791 (pdr_may_write_p): New.
8793 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8795 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8796 (struct poly_dr): Same.
8797 (new_poly_dr): Same.
8798 * graphite-poly.c (new_poly_dr): Same.
8799 * graphite-dependences.c (dot_deps): Disable call to system.
8801 2009-08-28 Cary Coutant <ccoutant@google.com>
8804 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8805 struct/union/enum types local to a function.
8807 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8808 Sebastian Pop <sebastian.pop@amd.com>
8810 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8811 pbb_strip_mine_time_depth. Changed the implementation so that
8812 transformation is expressed as a transformation on
8813 time (scatttering) dimensions. Also, ensures that the 2d+1
8814 scheduling format is preserved.
8815 (pbb_strip_mine_profitable_p): Profitability is based on the
8816 iteration number of a given time (scattering) dimension,
8817 and not on a original loop depth dimension.
8818 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8819 (pbb_do_strip_mine): Call psct_dynamic_dim.
8820 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8821 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8822 (pbb_nb_dynamic_scattering_transform): New.
8823 (psct_dynamic_dim): New.
8825 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8827 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8828 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8829 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8830 * graphite-interchange.c (build_linearized_memory_access): Same.
8831 (memory_stride_in_loop): Same.
8833 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8835 * graphite-dependences.c (pddr_original_scattering): New.
8836 (graphite_legal_transform_dr): Call pddr_original_scattering.
8839 * graphite-dependences.h (dot_deps): Declared.
8840 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8841 (print_pdr): Print PDR_ID.
8842 * graphite-poly.h (struct poly_dr): Add field id.
8845 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8847 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8849 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8850 not delete the original dependence relation.
8852 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8854 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8855 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8856 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8857 (free_poly_ddr): New.
8858 (pddr_is_empty): New.
8859 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8860 (dependence_polyhedron): Same. Remove useless gcc_assert.
8862 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8863 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8864 * graphite-dependences.h (enum poly_dependence_kind): New.
8865 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8866 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8867 (PDRP_SINK): Renamed PDDR_SINK.
8868 (PDRP_DDP): Renamed PDDR_DDP.
8870 (free_poly_ddr): Declared.
8871 * graphite-poly.c (new_scop): Use the new hash function names.
8872 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8873 into original_pddrs.
8874 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8876 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8878 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8879 bounds with LT_EXPR to make niter analysis more precise on code
8880 generated by Graphite.
8882 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8884 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8885 (graphite_legal_transform_bb): Same.
8886 (poly_drs_may_alias_p): Same.
8888 2009-08-28 Richard Guenther <rguenther@suse.de>
8890 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8892 2009-08-28 Jan Beulich <jbeulich@novell.com>
8894 * config/i386/netware.c: Include langhooks.h.
8895 (i386_nlm_encode_section_info): Simplify.
8896 (netware_override_options): Delete.
8897 * config/i386/netware.h (netware_override_options): Delete
8899 (OVERRIDE_OPTIONS): Delete definition.
8900 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8901 (ASM_COMMENT_START): Define.
8902 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8904 2009-08-28 Jan Beulich <jbeulich@novell.com>
8906 * configure.ac: For in-tree ld, do a plain version check to
8907 determine whether comdat groups are supported.
8908 * configure: Regenerate.
8910 2009-08-28 Olivier Hainque <hainque@adacore.com>
8912 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8913 always defined. Reflect definition or absence of such for
8914 COLLECT_EXPORT_LIST. Readability helper.
8915 (scanfilter): New enum, to help control what symbols
8916 are to be considered or ignored by scan_prog_file.
8917 (enum pass): Rename as "scanpass", moved together with scanfilter
8918 prior to scan_prog_file's prototype.
8919 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8920 Group prototype with the scanpass/scanfilter definitions, factorize
8921 head comments for the several implementations at the prototype.
8922 (main): Reorganize the first pass link control to let AIX
8923 drag only the needed frame tables in executables. Prevent
8924 frame tables collection during the scan aimed at static ctors.
8925 Pre-link and scan for frame tables later to compensate.
8926 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8927 A C statement to issue assembly directives that create a reference
8928 to the given DWARF table identifier label from the current function
8930 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8931 to differentiate first time section entry. Only emit a .data
8932 tables start identifier label the first time around.
8933 (switch_to_frame_table_section): New function. Helper for
8934 output_call_frame_info to switch possibly BACK into the eh_frame
8935 or the debug_frame section depending on FOR_EH.
8936 (output_call_frame_info): Use helper to first enter the proper
8938 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8939 emit a link to the frame table start label from each function
8941 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8942 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8943 * config/rs6000/rs6000-protos.h: Declare it.
8944 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8946 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8948 * config/sh/sh.c (split_branches): Check the result of
8951 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8953 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8954 using -pthread -fopenmp
8956 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8958 * doc/service.texi (service directory): Update URL.
8960 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8962 PR rtl-optimization/40861
8963 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8964 extract word from a multi-word subreg for negative byte positions.
8966 2009-08-27 Tristan Gingold <gingold@adacore.com>
8967 Douglas B Rupp <rupp@gnat.com>
8969 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8970 (SECTION_VMS_OVERLAY): Define.
8971 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8973 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8975 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8976 common_object declarations.
8977 (ia64_section_type_flags): Set section flag for common_object.
8978 * config/ia64/ia64-protos.h
8979 (ia64_vms_output_aligned_decl_common): Declare.
8980 (ia64_vms_elf_asm_named_section): Declare.
8982 2009-08-27 Michael Matz <matz@suse.de>
8984 * expr.c (expand_expr_real_2): New function taking exploded
8985 unary or binary expression, split out from ...
8986 (expand_expr_real_1): ... here. Move over all unary/binary
8987 switch parts to above function, in particular these codes:
8988 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8989 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8990 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8991 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8992 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8993 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8994 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8995 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8996 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8997 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8998 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8999 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9000 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9001 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9002 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9003 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9004 VEC_PACK_FIX_TRUNC_EXPR.
9005 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9008 2009-08-27 Richard Guenther <rguenther@suse.de>
9010 * gengtype.c (main): Handle uint64_t.
9011 * ipa-utils.c (get_base_var): Indent properly.
9012 * tree-ssa-live.c (debug_scope_block): New function.
9013 * tree-flow.h (debug_scope_block): Declare.
9014 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9015 * basic-block.h (enum profile_status): Rename to
9016 enum profile_status_d.
9017 (x_profile_status): Adjust type.
9019 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9022 * dwarf2out.c (get_context_die): Declare this static function.
9023 (gen_type_die_with_usage): Make sure a DIE is a generated for
9024 the context of a typedef.
9026 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9028 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9031 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9033 * config/mips/mips-protos.h (mips_output_sync): Declare.
9034 (mips_sync_loop_insns): Likewise.
9035 (mips_output_sync_loop): Replace first two parameters with an rtx.
9036 * config/mips/mips.c (mips_multi_member): New structure.
9037 (mips_multi_members): New variable.
9038 (mips_multi_start): New function.
9039 (mips_multi_add): Likewise.
9040 (mips_multi_add_insn): Likewise.
9041 (mips_multi_add_label): Likewise.
9042 (mips_multi_last_index): Likewise.
9043 (mips_multi_copy_insn): Likewise.
9044 (mips_multi_set_operand): Likewise.
9045 (mips_multi_write): Likewise.
9046 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9047 (mips_init_print_operand_punct): Update accordingly.
9048 (mips_start_ll_sc_sync_block): New function.
9049 (mips_end_ll_sc_sync_block): Likewise.
9050 (mips_output_sync): Likewise.
9051 (mips_sync_insn1_template): Likewise.
9052 (mips_sync_insn2_template): Likewise.
9053 (mips_get_sync_operand): Likewise.
9054 (mips_process_sync_loop): Likewise.
9055 (mips_output_sync_loop): Use mips_process_sync_loop.
9056 (mips_sync_loop_insns): New function.
9057 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9058 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9059 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9060 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9061 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9062 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9063 (MIPS_SYNC_OLD_OP_12): Likewise.
9064 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9065 (MIPS_SYNC_NEW_OP_12): Likewise.
9066 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9067 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9068 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9069 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9070 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9071 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9072 * config/mips/mips.md (sync_mem): New attribute.
9073 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9074 (sync_exclusive_mask, sync_required_oldval): Likewise.
9075 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9076 (sync_release_barrier): Likewise.
9077 (length): Handle sync loops.
9078 (sync): Use mips_output_sync.
9079 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9080 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9081 and use mips_output_sync_loop.
9082 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9083 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9084 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9085 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9086 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9087 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9088 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9089 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9090 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9092 2009-08-26 Richard Guenther <rguenther@suse.de>
9095 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9096 the types to not match.
9097 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9099 * tree-ssa.c (useless_type_conversion_p): Conversions to
9100 pointers to unprototyped functions are useless.
9102 2009-08-26 Richard Guenther <rguenther@suse.de>
9104 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9105 whole-program condition, prepare to be called for non-globals.
9106 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9107 params build a representative with known type and track its fields.
9109 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9111 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9112 clearing by a taken branch.
9113 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9114 effectively after bbro pass.
9115 (sync_nand<mode>): Ditto.
9116 (sync_old_<fetchop_name><mode>): Ditto.
9117 (sync_old_nand<mode>): Ditto.
9118 (sync_new_<fetchop_name><mode>): Dito.
9119 (sync_new_nand<mode>): Ditto.
9120 (sync_compare_and_swap<mode>_1): Ditto.
9121 (*sync_compare_and_swap<mode>): Ditto.
9122 (sync_lock_test_and_set<mode>_1): Ditto.
9123 ("sync_lock_test_and_set<mode>): Ditto.
9125 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9127 * hwint.h (HOST_LONG_FORMAT): New macro
9128 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9129 Use HOST_PTR_PRINTF.
9130 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9131 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9132 (HOST_PTR_PRINTF): Document.
9134 2009-08-25 Jan Hubicka <jh@suse.cz>
9136 * config/i386/bmmintrin.h: Replace by #error.
9139 Michael Meissner <michael.meissner@amd.com>
9140 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9141 Tony Linthicum <tony.linthicum@amd.com>
9143 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9144 (TARGET_ROUND): New macro for the round/ptest instructions which
9145 are shared between SSE4.1 and SSE5.
9146 (OPTION_MASK_ISA_ROUND): Ditto.
9147 (OPTION_ISA_ROUND): Ditto.
9148 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9149 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9151 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9152 (-mfused-madd): New switch to give users control over whether the
9153 compiler optimizes to use the multiply/add SSE5 instructions.
9155 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9156 (ix86_handle_option): Turn off 3dnow if -msse5.
9157 (override_options): Add SSE5 support.
9158 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9160 (ix86_expand_sse_movcc): Add SSE5 support.
9161 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9162 vector type to the next largest size.
9163 (ix86_expand_sse5_pack): New function to use pperm to pack a
9164 vector type to the next smallest size.
9165 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9166 (IX86_BUILTIN_FMADDSD): Ditto.
9167 (IX86_BUILTIN_FMADDPS): Ditto.
9168 (IX86_BUILTIN_FMADDPD): Ditto.
9169 (IX86_BUILTIN_FMSUBSS): Ditto.
9170 (IX86_BUILTIN_FMSUBSD): Ditto.
9171 (IX86_BUILTIN_FMSUBPS): Ditto.
9172 (IX86_BUILTIN_FMSUBPD): Ditto.
9173 (IX86_BUILTIN_FNMADDSS): Ditto.
9174 (IX86_BUILTIN_FNMADDSD): Ditto.
9175 (IX86_BUILTIN_FNMADDPS): Ditto.
9176 (IX86_BUILTIN_FNMADDPD): Ditto.
9177 (IX86_BUILTIN_FNMSUBSS): Ditto.
9178 (IX86_BUILTIN_FNMSUBSD): Ditto.
9179 (IX86_BUILTIN_FNMSUBPS): Ditto.
9180 (IX86_BUILTIN_FNMSUBPD): Ditto.
9181 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9182 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9183 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9184 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9185 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9186 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9187 (IX86_BUILTIN_PPERM): Ditto.
9188 (IX86_BUILTIN_PERMPS): Ditto.
9189 (IX86_BUILTIN_PERMPD): Ditto.
9190 (IX86_BUILTIN_PMACSSWW): Ditto.
9191 (IX86_BUILTIN_PMACSWW): Ditto.
9192 (IX86_BUILTIN_PMACSSWD): Ditto.
9193 (IX86_BUILTIN_PMACSWD): Ditto.
9194 (IX86_BUILTIN_PMACSSDD): Ditto.
9195 (IX86_BUILTIN_PMACSDD): Ditto.
9196 (IX86_BUILTIN_PMACSSDQL): Ditto.
9197 (IX86_BUILTIN_PMACSSDQH): Ditto.
9198 (IX86_BUILTIN_PMACSDQL): Ditto.
9199 (IX86_BUILTIN_PMACSDQH): Ditto.
9200 (IX86_BUILTIN_PMADCSSWD): Ditto.
9201 (IX86_BUILTIN_PMADCSWD): Ditto.
9202 (IX86_BUILTIN_PHADDBW): Ditto.
9203 (IX86_BUILTIN_PHADDBD): Ditto.
9204 (IX86_BUILTIN_PHADDBQ): Ditto.
9205 (IX86_BUILTIN_PHADDWD): Ditto.
9206 (IX86_BUILTIN_PHADDWQ): Ditto.
9207 (IX86_BUILTIN_PHADDDQ): Ditto.
9208 (IX86_BUILTIN_PHADDUBW): Ditto.
9209 (IX86_BUILTIN_PHADDUBD): Ditto.
9210 (IX86_BUILTIN_PHADDUBQ): Ditto.
9211 (IX86_BUILTIN_PHADDUWD): Ditto.
9212 (IX86_BUILTIN_PHADDUWQ): Ditto.
9213 (IX86_BUILTIN_PHADDUDQ): Ditto.
9214 (IX86_BUILTIN_PHSUBBW): Ditto.
9215 (IX86_BUILTIN_PHSUBWD): Ditto.
9216 (IX86_BUILTIN_PHSUBDQ): Ditto.
9217 (IX86_BUILTIN_PROTB): Ditto.
9218 (IX86_BUILTIN_PROTW): Ditto.
9219 (IX86_BUILTIN_PROTD): Ditto.
9220 (IX86_BUILTIN_PROTQ): Ditto.
9221 (IX86_BUILTIN_PROTB_IMM): Ditto.
9222 (IX86_BUILTIN_PROTW_IMM): Ditto.
9223 (IX86_BUILTIN_PROTD_IMM): Ditto.
9224 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9225 (IX86_BUILTIN_PSHLB): Ditto.
9226 (IX86_BUILTIN_PSHLW): Ditto.
9227 (IX86_BUILTIN_PSHLD): Ditto.
9228 (IX86_BUILTIN_PSHLQ): Ditto.
9229 (IX86_BUILTIN_PSHAB): Ditto.
9230 (IX86_BUILTIN_PSHAW): Ditto.
9231 (IX86_BUILTIN_PSHAD): Ditto.
9232 (IX86_BUILTIN_PSHAQ): Ditto.
9233 (IX86_BUILTIN_FRCZSS): Ditto.
9234 (IX86_BUILTIN_FRCZSD): Ditto.
9235 (IX86_BUILTIN_FRCZPS): Ditto.
9236 (IX86_BUILTIN_FRCZPD): Ditto.
9237 (IX86_BUILTIN_CVTPH2PS): Ditto.
9238 (IX86_BUILTIN_CVTPS2PH): Ditto.
9239 (IX86_BUILTIN_COMEQSS): Ditto.
9240 (IX86_BUILTIN_COMNESS): Ditto.
9241 (IX86_BUILTIN_COMLTSS): Ditto.
9242 (IX86_BUILTIN_COMLESS): Ditto.
9243 (IX86_BUILTIN_COMGTSS): Ditto.
9244 (IX86_BUILTIN_COMGESS): Ditto.
9245 (IX86_BUILTIN_COMUEQSS): Ditto.
9246 (IX86_BUILTIN_COMUNESS): Ditto.
9247 (IX86_BUILTIN_COMULTSS): Ditto.
9248 (IX86_BUILTIN_COMULESS): Ditto.
9249 (IX86_BUILTIN_COMUGTSS): Ditto.
9250 (IX86_BUILTIN_COMUGESS): Ditto.
9251 (IX86_BUILTIN_COMORDSS): Ditto.
9252 (IX86_BUILTIN_COMUNORDSS): Ditto.
9253 (IX86_BUILTIN_COMFALSESS): Ditto.
9254 (IX86_BUILTIN_COMTRUESS): Ditto.
9255 (IX86_BUILTIN_COMEQSD): Ditto.
9256 (IX86_BUILTIN_COMNESD): Ditto.
9257 (IX86_BUILTIN_COMLTSD): Ditto.
9258 (IX86_BUILTIN_COMLESD): Ditto.
9259 (IX86_BUILTIN_COMGTSD): Ditto.
9260 (IX86_BUILTIN_COMGESD): Ditto.
9261 (IX86_BUILTIN_COMUEQSD): Ditto.
9262 (IX86_BUILTIN_COMUNESD): Ditto.
9263 (IX86_BUILTIN_COMULTSD): Ditto.
9264 (IX86_BUILTIN_COMULESD): Ditto.
9265 (IX86_BUILTIN_COMUGTSD): Ditto.
9266 (IX86_BUILTIN_COMUGESD): Ditto.
9267 (IX86_BUILTIN_COMORDSD): Ditto.
9268 (IX86_BUILTIN_COMUNORDSD): Ditto.
9269 (IX86_BUILTIN_COMFALSESD): Ditto.
9270 (IX86_BUILTIN_COMTRUESD): Ditto.
9271 (IX86_BUILTIN_COMEQPS): Ditto.
9272 (IX86_BUILTIN_COMNEPS): Ditto.
9273 (IX86_BUILTIN_COMLTPS): Ditto.
9274 (IX86_BUILTIN_COMLEPS): Ditto.
9275 (IX86_BUILTIN_COMGTPS): Ditto.
9276 (IX86_BUILTIN_COMGEPS): Ditto.
9277 (IX86_BUILTIN_COMUEQPS): Ditto.
9278 (IX86_BUILTIN_COMUNEPS): Ditto.
9279 (IX86_BUILTIN_COMULTPS): Ditto.
9280 (IX86_BUILTIN_COMULEPS): Ditto.
9281 (IX86_BUILTIN_COMUGTPS): Ditto.
9282 (IX86_BUILTIN_COMUGEPS): Ditto.
9283 (IX86_BUILTIN_COMORDPS): Ditto.
9284 (IX86_BUILTIN_COMUNORDPS): Ditto.
9285 (IX86_BUILTIN_COMFALSEPS): Ditto.
9286 (IX86_BUILTIN_COMTRUEPS): Ditto.
9287 (IX86_BUILTIN_COMEQPD): Ditto.
9288 (IX86_BUILTIN_COMNEPD): Ditto.
9289 (IX86_BUILTIN_COMLTPD): Ditto.
9290 (IX86_BUILTIN_COMLEPD): Ditto.
9291 (IX86_BUILTIN_COMGTPD): Ditto.
9292 (IX86_BUILTIN_COMGEPD): Ditto.
9293 (IX86_BUILTIN_COMUEQPD): Ditto.
9294 (IX86_BUILTIN_COMUNEPD): Ditto.
9295 (IX86_BUILTIN_COMULTPD): Ditto.
9296 (IX86_BUILTIN_COMULEPD): Ditto.
9297 (IX86_BUILTIN_COMUGTPD): Ditto.
9298 (IX86_BUILTIN_COMUGEPD): Ditto.
9299 (IX86_BUILTIN_COMORDPD): Ditto.
9300 (IX86_BUILTIN_COMUNORDPD): Ditto.
9301 (IX86_BUILTIN_COMFALSEPD): Ditto.
9302 (IX86_BUILTIN_COMTRUEPD): Ditto.
9303 (IX86_BUILTIN_PCOMEQUB): Ditto.
9304 (IX86_BUILTIN_PCOMNEUB): Ditto.
9305 (IX86_BUILTIN_PCOMLTUB): Ditto.
9306 (IX86_BUILTIN_PCOMLEUB): Ditto.
9307 (IX86_BUILTIN_PCOMGTUB): Ditto.
9308 (IX86_BUILTIN_PCOMGEUB): Ditto.
9309 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9310 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9311 (IX86_BUILTIN_PCOMEQUW): Ditto.
9312 (IX86_BUILTIN_PCOMNEUW): Ditto.
9313 (IX86_BUILTIN_PCOMLTUW): Ditto.
9314 (IX86_BUILTIN_PCOMLEUW): Ditto.
9315 (IX86_BUILTIN_PCOMGTUW): Ditto.
9316 (IX86_BUILTIN_PCOMGEUW): Ditto.
9317 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9318 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9319 (IX86_BUILTIN_PCOMEQUD): Ditto.
9320 (IX86_BUILTIN_PCOMNEUD): Ditto.
9321 (IX86_BUILTIN_PCOMLTUD): Ditto.
9322 (IX86_BUILTIN_PCOMLEUD): Ditto.
9323 (IX86_BUILTIN_PCOMGTUD): Ditto.
9324 (IX86_BUILTIN_PCOMGEUD): Ditto.
9325 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9326 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9327 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9328 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9329 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9330 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9331 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9332 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9333 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9334 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9335 (IX86_BUILTIN_PCOMEQB): Ditto.
9336 (IX86_BUILTIN_PCOMNEB): Ditto.
9337 (IX86_BUILTIN_PCOMLTB): Ditto.
9338 (IX86_BUILTIN_PCOMLEB): Ditto.
9339 (IX86_BUILTIN_PCOMGTB): Ditto.
9340 (IX86_BUILTIN_PCOMGEB): Ditto.
9341 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9342 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9343 (IX86_BUILTIN_PCOMEQW): Ditto.
9344 (IX86_BUILTIN_PCOMNEW): Ditto.
9345 (IX86_BUILTIN_PCOMLTW): Ditto.
9346 (IX86_BUILTIN_PCOMLEW): Ditto.
9347 (IX86_BUILTIN_PCOMGTW): Ditto.
9348 (IX86_BUILTIN_PCOMGEW): Ditto.
9349 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9350 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9351 (IX86_BUILTIN_PCOMEQD): Ditto.
9352 (IX86_BUILTIN_PCOMNED): Ditto.
9353 (IX86_BUILTIN_PCOMLTD): Ditto.
9354 (IX86_BUILTIN_PCOMLED): Ditto.
9355 (IX86_BUILTIN_PCOMGTD): Ditto.
9356 (IX86_BUILTIN_PCOMGED): Ditto.
9357 (IX86_BUILTIN_PCOMFALSED): Ditto.
9358 (IX86_BUILTIN_PCOMTRUED): Ditto.
9359 (IX86_BUILTIN_PCOMEQQ): Ditto.
9360 (IX86_BUILTIN_PCOMNEQ): Ditto.
9361 (IX86_BUILTIN_PCOMLTQ): Ditto.
9362 (IX86_BUILTIN_PCOMLEQ): Ditto.
9363 (IX86_BUILTIN_PCOMGTQ): Ditto.
9364 (IX86_BUILTIN_PCOMGEQ): Ditto.
9365 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9366 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9367 (enum multi_arg_type): New enum for describing the various SSE5
9368 intrinsic argument types.
9369 (bdesc_multi_arg): New table for SSE5 intrinsics.
9370 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9371 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9373 (ix86_expand_builtin): Add SSE5 intrinsic support.
9374 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9375 operand instructions.
9376 (ix86_expand_sse5_multiple_memory): New function to split the
9377 second memory reference from SSE5 instructions.
9378 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9379 (ix86_return_pops_args): Use stdarg_p to determine if the function
9380 has variable arguments.
9381 (ix86_setup_incoming_varargs): Ditto.
9382 (x86_this_parameter): Ditto.
9384 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9386 (ix86_expand_sse5_pack): Ditto.
9387 (ix86_sse5_valid_op_p): Ditto.
9388 (ix86_expand_sse5_multiple_memory): Ditto.
9390 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9391 constant for SSE5 support.
9392 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9393 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9394 (UNSPEC_SSE5_PERMUTE): Ditto.
9395 (UNSPEC_SSE5_ASHIFT): Ditto.
9396 (UNSPEC_SSE5_LSHIFT): Ditto.
9397 (UNSPEC_FRCZ): Ditto.
9398 (UNSPEC_CVTPH2PS): Ditto.
9399 (UNSPEC_CVTPS2PH): Ditto.
9400 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9402 (COM_FALSE_S): Ditto.
9403 (COM_FALSE_P): Ditto.
9404 (COM_TRUE_S): Ditto.
9405 (COM_TRUE_P): Ditto.
9406 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9407 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9409 (memory attribute): Ditto.
9410 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9411 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9412 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9413 (floor<mode>2): Ditto.
9414 (ceil<mode>2): Ditto.
9415 (btrunc<mode>2): Ditto.
9416 (nearbyintdf2): Ditto.
9417 (nearbyintsf2): Ditto.
9418 (sse_setccsf): Disable if SSE5.
9419 (sse_setccdf): Ditto.
9420 (sse5_setcc<mode>): New support for SSE5 conditional move.
9421 (sse5_pcmov_<mode>): Ditto.
9423 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9425 (SSEMODEF2P): Ditto.
9426 (ssemodesuffixf4): New mode attribute for SSE5.
9427 (ssemodesuffixf2s): Ditto.
9428 (ssemodesuffixf2c): Ditto.
9429 (sserotatemax): Ditto.
9430 (ssescalarmode): Ditto.
9431 (sse_maskcmpv4sf3): Disable if SSE5.
9432 (sse_maskcmpv2df3): Ditto.
9433 (sse_vmmaskcmpv4sf3): Ditto.
9434 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9435 (sse5_vmfmadd<mode>4): Ditto.
9436 (sse5_fmsub<mode>4): Ditto.
9437 (sse5_vmfmsub<mode>4): Ditto.
9438 (sse5_fnmadd<mode>4): Ditto.
9439 (sse5_vmfnmadd<mode>4): Ditto.
9440 (sse5_fnmsub<mode>4): Ditto.
9441 (sse5_vmfnmsub<mode>4): Ditto.
9442 (sse5i_fmadd<mode>4): Ditto.
9443 (sse5i_fmsub<mode>4): Ditto.
9444 (sse5i_fnmadd<mode>4): Ditto.
9445 (sse5i_fnmsub<mode>4): Ditto.
9446 (sse5i_vmfmadd<mode>4): Ditto.
9447 (sse5i_vmfmsub<mode>4): Ditto.
9448 (sse5i_vmfnmadd<mode>4): Ditto.
9449 (sse5i_vmfnmsub<mode>4): Ditto.
9450 (mulv16qi3): Add SSE5 support.
9452 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9453 (sse2_mulv4si3): Disable if SSE5.
9454 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9455 (sse4_1_roundps): Ditto.
9456 (sse4_1_roundsd): Ditto.
9457 (sse4_1_roundss): Ditto.
9458 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9460 (sse_maskcmpsf3): Ditto.
9461 (sse_vmmaskcmpv4sf3): Ditto.
9462 (sse2_maskcmpv2df3): Ditto.
9463 (sse2_maskcmpdf3): Ditto.
9464 (sse2_vmmaskcmpv2df3): Ditto.
9465 (sse2_eq<mode>3): Ditto.
9466 (sse2_gt<mode>3): Ditto.
9467 (sse5_pcmov_<mode>): Add SSE5 support.
9468 (vec_unpacku_hi_v16qi): Ditto.
9469 (vec_unpacks_hi_v16qi): Ditto.
9470 (vec_unpacku_lo_v16qi): Ditto.
9471 (vec_unpacks_lo_v16qi): Ditto.
9472 (vec_unpacku_hi_v8hi): Ditto.
9473 (vec_unpacks_hi_v8hi): Ditto.
9474 (vec_unpacku_lo_v8hi): Ditto.
9475 (vec_unpacks_lo_v8hi): Ditto.
9476 (vec_unpacku_hi_v4si): Ditto.
9477 (vec_unpacks_hi_v4si): Ditto.
9478 (vec_unpacku_lo_v4si): Ditto.
9479 (vec_unpacks_lo_v4si): Ditto.
9480 (sse5_pmacsww): New SSE5 intrinsic insn.
9481 (sse5_pmacssww): Ditto.
9482 (sse5_pmacsdd): Ditto.
9483 (sse5_pmacssdd): Ditto.
9484 (sse5_pmacssdql): Ditto.
9485 (sse5_pmacssdqh): Ditto.
9486 (sse5_pmacsdqh): Ditto.
9487 (sse5_pmacsswd): Ditto.
9488 (sse5_pmacswd): Ditto.
9489 (sse5_pmadcsswd): Ditto.
9490 (sse5_pmadcswd): Ditto.
9491 (sse5_pcmov_<move>): Conditional move support on SSE5.
9492 (sse5_phaddbw): New SSE5 intrinsic insn.
9493 (sse5_phaddbd): Ditto.
9494 (sse5_phaddbq): Ditto.
9495 (sse5_phaddwd): Ditto.
9496 (sse5_phaddwq): Ditto.
9497 (sse5_phadddq): Ditto.
9498 (sse5_phaddubw): Ditto.
9499 (sse5_phaddubd): Ditto.
9500 (sse5_phaddubq): Ditto.
9501 (sse5_phadduwd): Ditto.
9502 (sse5_phadduwq): Ditto.
9503 (sse5_phaddudq): Ditto.
9504 (sse5_phsubbw): Ditto.
9505 (sse5_phsubwd): Ditto.
9506 (sse5_phsubdq): Ditto.
9507 (sse5_pperm): Ditto.
9508 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9509 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9510 (sse5_pperm_sign_v8hi_v4si): Ditto.
9511 (sse5_pperm_zero_v8hi_v4si): Ditto.
9512 (sse5_pperm_sign_v4si_v2di): Ditto.
9513 (sse5_pperm_sign_v4si_v2di): Ditto.
9514 (sse5_pperm_pack_v2di_v4si): Ditto.
9515 (sse5_pperm_pack_v4si_v8hi): Ditto.
9516 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9517 (sse5_perm<mode>): New SSE5 intrinsic insn.
9518 (rotl<mode>3): Ditto.
9519 (sse5_rotl<mode>3): Ditto.
9520 (sse5_ashl<mode>3): Ditto.
9521 (sse5_lshl<mode>3): Ditto.
9522 (sse5_frcz<mode>2): Ditto.
9523 (sse5s_frcz<mode>2): Ditto.
9524 (sse5_cvtph2ps): Ditto.
9525 (sse5_cvtps2ph): Ditto.
9526 (sse5_vmmaskcmp<mode>3): Ditto.
9527 (sse5_com_tf<mode>3): Ditto.
9528 (sse5_maskcmp<mode>3): Ditto.
9529 (sse5_maskcmp_uns<mode>3): Ditto.
9530 (sse5_maskcmp_uns2<mode>3): Ditto.
9531 (sse5_pcom_tf<mode>3): Ditto.
9533 * config/i386/predicates.md (sse5_comparison_float_operator):
9534 New predicate to match the comparison operators supported by
9535 the SSE5 com instruction.
9536 (ix86_comparison_int_operator): New predicate to match just the
9537 signed int comparisons.
9538 (ix86_comparison_uns_operator): New predicate to match just the
9539 unsigned int comparisons.
9541 * doc/invoke.texi (-msse5): Add documentation.
9542 (-mfused-madd): Ditto.
9544 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9546 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9548 (x86_64-*-*): Ditto.
9550 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9552 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9553 intrinisics for SSE5.
9555 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9558 * config/i386/mmintrin-common.h: New file, to contain common
9559 instructions between SSE4.1 and SSE5.
9561 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9562 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9563 (gen_regparm_prefix): Ditto.
9565 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9566 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9567 prototype_p to determine if a function is prototyped.
9569 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9571 * c-common.c (c_common_reswords) add the alignof keyword,
9572 with same RID as __alignof and __alignof__
9574 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9576 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9577 * hooks.c (hook_bool_const_int_const_int_true): New function.
9578 * target.h (struct gcc_target): Add can_eliminate field.
9579 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9580 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9581 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9582 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9583 (elim_table): Revise comment.
9584 * system.h (CAN_ELIMINATE): Poison.
9585 * defaults.h (CAN_ELIMINATE): Remove.
9586 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9588 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9589 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9591 (alpha_vms_can_eliminate): Declare as static, change return type to
9593 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9595 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9596 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9597 (arm_can_eliminate): New function.
9599 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9600 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9601 (avr_can_eliminate): Declare as static.
9602 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9604 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9605 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9606 (bfin_can_eliminate): New function.
9608 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9609 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9610 (crx_can_eliminate): New function.
9612 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9613 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9614 (fr30_can_eliminate): New function.
9616 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9617 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9618 (frv_can_eliminate): New function.
9620 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9621 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9622 (h8300_can_eliminate): New function.
9624 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9625 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9626 (i386_can_eliminate): Declare as static, change return type to bool.
9627 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9629 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9630 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9631 (ia64_can_eliminate): New function.
9633 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9634 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9635 (iq2000_can_eliminate): New function.
9637 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9638 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9639 (m32r_can_eliminate): New function.
9641 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9642 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9643 (m68hc11_can_eliminate): New function.
9645 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9646 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9647 (m68k_can_eliminate): New function.
9649 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9650 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9651 (mep_can_eliminate): New function.
9653 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9654 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9655 (mips_can_eliminate): New function.
9657 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9658 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9659 (rs6000_can_eliminate): New function.
9661 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9662 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9663 (s390_can_eliminate): Declare as static.
9664 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9666 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9667 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9668 (score_can_eliminate): New function.
9670 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9671 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9672 (sparc_can_eliminate): Declare as static.
9673 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9675 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9676 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9677 (xstormy16_can_eliminate): New function.
9679 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9680 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9681 (v850_can_eliminate): New function.
9683 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9685 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9686 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9687 (*movdfcc_ext[1234]): Disable for IEEE mode.
9689 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9691 * gimplify.c (prepare_gimple_addressable): New static function.
9692 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9694 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9695 manually fiddling with it.
9697 2009-08-25 Michael Matz <matz@suse.de>
9699 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9700 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9702 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9703 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9704 (do_jump): Split out code for simple binary comparisons into ...
9705 (do_jump_1): ... this, taking the individual operands and code.
9706 Change callers to helper function above accordingly.
9707 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9710 2009-08-25 Michael Matz <matz@suse.de>
9712 * expr.h (struct separate_ops, sepops): New type for passing
9713 around an exploded simple expression.
9714 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9715 Use this structure instead of expression tree.
9716 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9717 expression, only its type.
9718 (expand_vec_cond_expr): Take type and individual operands instead
9720 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9721 expand_vec_shift_expr): Change prototype accordingly.
9722 * tree-vect-stmts.c (vectorizable_condition): Change call of
9723 expand_vec_cond_expr_p to pass only type.
9724 * expr.c (do_store_flags): Change prototype and implementation
9725 to take an exploded expression.
9726 (expand_expr_real_1): New local ops initialized with details
9727 of the full expression. Use it instead of full
9728 expression in calls to do_store_flags, expand_vec_cond_expr,
9729 expand_widen_pattern_expr and expand_vec_shift_expr.
9731 2009-08-25 Michael Matz <matz@suse.de>
9733 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9734 treeop2 initialized with first three operands of the full expression.
9735 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9737 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9739 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9740 (__gthread_objc_condition_allocate): Mark arguments as unused.
9741 (__gthread_objc_condition_deallocate): Likewise.
9742 (__gthread_objc_condition_wait): Likewise.
9743 (__gthread_objc_condition_broadcast): Likewise.
9744 (__gthread_objc_condition_signal): Likewise.
9745 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9746 (__gthread_objc_thread_id): Likewise.
9748 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9751 * tree-pretty-print.c (print_call_name): Print the correct call name
9752 for procedure pointer components.
9754 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9756 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9757 default_promote_function_mode when not VMS.
9759 2009-08-24 Olivier Hainque <hainque@adacore.com>
9761 * convert.c (convert_to_integer): Don't assume an input pointer is
9762 POINTER_SIZE wide. Fetch from the type instead.
9764 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9766 * configure.ac (AC_PREREQ): Bump to 2.64.
9768 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9770 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9771 (process_command): Don't search standard_exec_prefix_1 and
9772 standard_exec_prefix_2.
9774 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9776 * config/arm/arm.c (output_return_instruction): Handle for
9779 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9781 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9783 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9785 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9786 (*arm_movdf_vfp): Likewise.
9788 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9790 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9791 (vashr<mode>3): Rename from ashr<mode>3.
9792 (vlshr<mode>3): Rename from lshr<mode>3.
9794 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9797 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9798 (check_format_info_main): Use scalar_identify_flag.
9799 (check_format_types): Check for scalar size identity if
9800 scalar_identify_flag is set.
9801 (printf_length_specs): Extend by new field.
9802 (asm_fprintf_length_specs): Likewise.
9803 (gcc_diag_length_specs): Likewise.
9804 (scanf_length_specs): Likewise.
9805 (strfmon_length_specs): Likewise.
9806 (gcc_gfc_length_specs): Likewise.
9807 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9808 (ms_printf_flag_specs): Likewise.
9809 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9811 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9815 (*call_value_pop_1): Ditto.
9816 (*sibcall_pop_1): New insn pattern.
9817 (*sibcall_value_pop_1): Ditto.
9819 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9822 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9825 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9828 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9829 (get_reg_use_in): New function.
9830 (forward_propagate_subreg): Propagate through subreg of zero_extend
9833 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9835 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9836 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9838 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9840 * configure.ac: Remove --with-datarootdir, --with-docdir,
9841 --with-htmldir switches. No need to call AC_SUBST for
9842 datarootdir, docdir, htmldir any more.
9843 * configure: Regenerate.
9844 * doc/install.texi (Configuration): Document --datarootdir,
9845 --docdir, --htmldir, --pdfdir; update documentation for
9846 --infodir, --mandir.
9847 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9850 * aclocal.m4: Regenerate.
9851 * config.in: Regenerate.
9852 * configure: Regenerate.
9854 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9855 Olivier Hainque <hainque@adacore.com>
9857 * config/ia64/ia64.c: Include libfuncs.h.
9858 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9859 (ia64_expand_call): Use reg 25 on VMS.
9860 (ia64_initialize_trampoline): Fix for VMS ABI.
9861 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9862 (ia64_function_arg): Initialize reg 25 on VMS.
9863 Fix OpenVMS ABI issues for varargs.
9864 For OpenVMS, emit the Argument Information register set in the
9865 incoming/sibcall case as well.
9866 (ia64_arg_type): New function.
9867 (ia64_function_arg_advance): Keep track of cum->words.
9868 Fix OpenVMS ABI issues for varargs.
9869 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9870 (ia64_override_options): Set flag_no_common on VMS.
9871 (ia64_init_builtins): Disable FWRITE builtin.
9872 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9873 (ia64_vms_init_libfuncs): Add decc$ routines.
9874 (ia64_vms_valid_pointer_mode): New function.
9875 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9876 (ia64_promote_function_mode): New function
9877 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9878 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9879 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9880 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9881 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9882 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9883 Suppress trailing '#' if VALUE is numeric.
9884 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9885 ia64_promote_function_mode.
9886 (TARGET_VALID_POINTER_MODE): Define.
9888 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9891 * config/rs6000/rs6000.c (rs6000_override_options): Use
9892 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9895 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9896 reporting of vector + decimal/boolean/complex error.
9898 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9900 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9901 __vector double TYPE_DECL.
9903 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9905 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9906 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9907 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9908 to pointer to enum machine_mode. Update all callers as needed.
9910 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9912 * config/alpha/alpha.md (exception_receiver): Emit alternative
9913 GP load sequence if flag_reorder_blocks_and_partition is set.
9914 (*exception_receiver_2): Also enable when
9915 flag_reorder_blocks_and_partition is set.
9917 2009-08-20 Matt Rice <ratmice@gmail.com>
9918 Diego Novillo <dnovillo@google.com>
9920 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9923 2009-08-20 Richard Guenther <rguenther@suse.de>
9925 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9926 * c-tree.h (c_dup_lang_specific_decl): Remove.
9927 (struct lang_decl, struct lang_type): Move definitions ...
9928 * c-lang.h: ... here. New file.
9929 * c-decl.c: Include c-lang.h.
9930 (c_dup_lang_specific_decl): Remove.
9931 * c-typeck.c: Include c-lang.h.
9932 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9933 (c-typeck.o): Likewise.
9934 * c-config-lang.in (gtfiles): Add c-lang.h.
9935 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9938 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9940 * config/alpha/alpha.c (alpha_end_function): Do not clear
9941 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9942 this is now handled in generic code.
9944 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9946 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9947 (s390_z10_fix_long_loop_prediction): New function.
9948 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9949 (s390_reorg): Walk over the INSNs and invoke
9950 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9952 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9954 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9955 "*brx_64bit", "*brx_31bit"): New patterns.
9956 * config/s390/s390.c ('E'): New output modifier.
9958 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9959 Richard Earnshaw <richard.earnshaw@arm.com>
9961 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9962 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9964 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9966 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9968 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9969 for mode mode of operand0 when doing secondary reload for SAR.
9971 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9974 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9975 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9977 2009-08-19 Jason Merrill <jason@redhat.com>
9979 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9980 supported template depth in C++0x.
9982 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9984 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9985 free_after_compilation.
9986 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9987 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9988 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9989 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9990 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9991 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9992 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9994 2009-08-19 Ian Lance Taylor <iant@google.com>
9996 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9997 of (plus (mult (neg B) C) A).
9999 2009-08-18 Michael Matz <matz@suse.de>
10001 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10002 instead of comparing TYPE_MAIN_VARIANT for equality.
10003 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10004 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10005 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10006 * gimplify.c (goa_lhs_expr_p): Ditto and use
10007 STRIP_USELESS_TYPE_CONVERSION.
10009 2009-08-18 Michael Matz <matz@suse.de>
10011 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10012 first field in a struct.
10013 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10015 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10017 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10018 locators before emit_insn is called. Remove assert that
10020 (alpha_end_function): Clear crtl->emit structure and free insn
10021 locators if cfun->is_thunk is true.
10023 2009-08-18 Jason Merrill <jason@redhat.com>
10025 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10027 * configure.ac: Test for it.
10028 * configure, config.in: Regenerate.
10029 * doc/install.texi: Document --enable-gnu-unique-object.
10031 2009-08-18 Richard Guenther <rguenther@suse.de>
10033 PR middle-end/41094
10034 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10035 pow(x,y*z) only if x is nonnegative.
10037 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10039 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10043 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10044 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10046 2009-08-17 DJ Delorie <dj@redhat.com>
10048 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10049 * config/m32c/prologue.md (epilogue_freit): New.
10051 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10052 (bank_switch_p): Likewise.
10053 (fast_interrupt_p): Likewise.
10054 (interrupt_p): Likewise.
10055 (m32c_conditional_register_usage): Round memregs size up.
10056 (need_to_save): We only need to save $a0 when we use ENTER.
10057 (interrupt_p): Check for fast_interrupt too.
10058 (bank_switch_p): New.
10059 (fast_interrupt_p): New.
10060 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10061 (m32c_emit_prolog): Support bank switching and fast interrupts.
10062 * doc/extend.texi (Function Attributes): Add bank_switch and
10065 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10067 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10068 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10070 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10072 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10073 (menu): Add IA-64/VMS Options.
10074 (IA-64/VMS Options): Likewise.
10076 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10079 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10081 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10083 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10084 (mips_pop_asm_switch): Likewise.
10085 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10087 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10088 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10089 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10090 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10091 instead of set_noreorder.
10092 (mips_output_function_prologue): Use the new functions.
10093 (mips_output_function_epilogue): Likewise.
10094 (mips_need_noat_wrapper_p): New function, split out from...
10095 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10096 Use mips_push_asm_switch and mips_pop_asm_switch.
10097 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10098 and mips_pop_asm_switch.
10099 (ASM_OUTPUT_REG_POP): Likewise.
10100 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10101 Use mips_pop_asm_switch.
10102 (mips_asm_switch): New structure.
10103 (set_noreorder, set_nomacro): Replace with...
10104 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10105 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10106 instead of set_nomacro.
10107 (fix_truncsfsi2_macro): Likewise.
10108 (cprestore): Likewise.
10109 (hazard): Use mips_noreorder instead of set_noreorder.
10110 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10112 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10114 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10115 from prev_active_insn.
10117 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10119 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10120 * config/avr/avr.c (avr_override_options): Initialize
10121 avr_current_arch variable.
10122 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10123 __AVR_HAVE_16BIT_SP__ according to the device type.
10124 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10126 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10127 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10129 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10132 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10133 generating inlined subroutine die only. We shouldn't be
10134 called for anything else.
10135 (gen_block_die): Don't generate inline subroutine debug info for
10138 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10140 * graphite-poly.c (print_pbb): Print PBB index.
10142 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10144 PR middle-end/40981
10145 * graphite-interchange.c (ppl_max_for_le): Moved...
10146 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10147 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10148 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10149 * graphite-ppl.h (ppl_max_for_le): Declared.
10151 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10153 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10154 supported on all platforms.
10155 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10156 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10157 * c-pragma.c: Likewise.
10158 * target-def.h (TARGET_INITIALIZER): Remove
10159 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10160 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10162 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10164 * config/ia64/fde-vms.c: New file.
10165 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10166 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10167 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10168 (uw_frame_state_for): Only register a personality routine if it is
10169 known to be compatible with our expectations.
10170 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10171 Declare unw_table_entry stack variable and
10172 mod all calls to _Unwind_FindTableEntry to add arg.
10173 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10174 (_Unwind_FindTableEntry): Add arg to prototype.
10176 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10178 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10179 field 'signal_pfs_loc'.
10180 (uw_frame_state_for): Remove duplicate code dealing with leaf
10181 procedures without unwind info.
10182 If in the frame after unwinding through a signal handler, restore
10183 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10184 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10185 'pfs_loc' to the AR.PFS location in the signal context; instead
10186 set 'signal_pfs_loc'.
10187 Manually generate the unwind info for the AR.PFS register.
10188 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10189 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10190 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10191 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10192 instead set 'signal_pfs_loc'.
10193 Remove code preventing the AR.PFS register from being restored
10194 from the signal context.
10196 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10197 Tristan Gingold <gingold@adacore.com>
10199 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10200 * config/ia64/t-vms: New file.
10201 * config/ia64/vms64.h: New file.
10202 * config/ia64/vms.h: New file.
10203 * config/ia64/vms-crtinit.asm: New file.
10204 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10205 * config/ia64/vms-unwind.h: New file.
10207 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10209 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10212 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10214 PR middle-end/30789
10215 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10216 Move declaration...
10217 * real.h (do_mpc_arg2): ... here.
10218 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10221 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10223 * final.c (add_debug_prefix_map): Don't use GC memory for
10224 old_prefix and new_prefix.
10226 2009-08-14 Richard Guenther <rguenther@suse.de>
10228 * ipa-prop.c (compute_complex_pass_through): If we cannot
10229 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10231 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10233 * c-lex.c (c_lex_with_flags): Increase size of local variable
10234 to avoid memory clobber.
10236 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10239 * config/i386/i386.c (ix86_fp_comparison_strategy):
10240 Only enable/disable sahf at function granularity.
10242 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10244 PR rtl-optimization/41064
10245 * reload1.c (reload_as_needed): Don't call extract_insn
10246 for known invalid replacements after calling
10247 validate_replace_rtx_group and verify_changes.
10249 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10252 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10253 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10254 ix86_expand_fp_vcond.
10255 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10256 Assert that operation is supported by ix86_expand_int_vcond.
10257 (vcondu<SSEMODE124C8:mode>): Ditto.
10259 2009-08-13 DJ Delorie <dj@redhat.com>
10261 * config/i386/djgpp-stdint.h: New.
10262 * config.gcc (djgpp): Use it.
10264 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10266 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10267 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10269 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10271 * tree-ssa-loop-prefetch.c
10272 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10273 for long-stride pruning.
10274 (compute_miss_rate): New function to compute the probability
10275 that two memory references access different cache lines.
10277 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10279 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10281 2009-08-13 Richard Guenther <rguenther@suse.de>
10283 PR middle-end/41047
10284 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10285 use the constant pointer type.
10286 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10287 of CV qualifiers on the target pointer type.
10288 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10289 conversion check before restrict check.
10291 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10294 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10296 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10298 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10300 2009-08-12 Richard Guenther <rguenther@suse.de>
10302 PR tree-optimization/41011
10303 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10304 and reference constructing.
10306 2009-08-12 Xinliang David Li <davidxl@google.com>
10308 PR tree-optimization/41012
10309 * tree-flow.h : New external interface.
10310 * gimple-low.c (check_call_arg): Change to public function.
10311 Remove argument mismatch check in lowering.
10312 * tree-inline.h (tree_can_inline_p): Interface change.
10313 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10314 into this function.
10315 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10316 Call change to tree_can_inline_p function.
10317 (cgraph_decide_inlining_incrementally): Ditto.
10319 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10321 PR tree-optimization/41031
10322 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10323 on the partition variable rather than promote_mode on the source
10324 type. Assert that the partition variable's type has the same
10325 mode as the source value's.
10327 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10329 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10330 for for_return == 2.
10331 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10333 * calls.c (expand_call): Fix typo.
10334 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10336 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10338 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10339 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10340 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10341 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10343 2009-08-12 Andrew Haley <aph@redhat.com>
10345 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10347 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10350 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10352 2009-08-12 Richard Guenther <rguenther@suse.de>
10354 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10355 * gimplify.c (gimplify_modify_expr): Do not use
10356 lang_hooks.types_compatible_p.
10357 * tree-ssa.c (useless_type_conversion_p): For aggregates
10358 just return false if the canonical types differ.
10360 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10362 PR middle-end/40980
10363 * sese.c (convert_for_phi_arg): New.
10364 (add_guard_exit_phis): Use convert_for_phi_arg.
10366 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10368 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10369 unknown subscript upper bounds.
10371 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10372 Pranav Garg <pranav.garg2107@gmail.com>
10374 * graphite-interchange.c (gather_access_strides): Removed.
10375 (ppl_max_for_le): New.
10376 (build_linearized_memory_access): New.
10377 (memory_stride_in_loop): New.
10378 (pbb_interchange_profitable_p): Reimplemented.
10379 * graphite-ppl.h (ppl_new_id_map): New.
10380 (ppl_interchange): New.
10382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10384 * graphite-interchange.c (compute_subscript): Removed.
10385 (compute_array_size_cstr): Removed.
10386 (compute_array_size_poly): Removed.
10387 (compute_array_size): Removed.
10388 (gather_access_strides_poly): Removed.
10389 (gather_access_strides): Empty.
10391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10393 * graphite-dependences.c (dependence_polyhedron_1): Replace
10394 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10395 (graphite_legal_transform_dr): Same.
10396 (graphite_carried_dependence_level_k): Same.
10397 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10398 Initialize PDR_NB_SUBSCRIPTS.
10399 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10401 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10402 (PDR_NB_SUBSCRIPTS): New.
10403 (pdr_nb_subscripts): Removed.
10404 (pdr_dim): Simplified.
10405 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10406 with PDR_NB_SUBSCRIPTS.
10408 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10410 * graphite-interchange.c (compute_array_size): Remove use of
10411 PDR_DATA_CONTAINER.
10412 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10413 Do not initialize PDR_DATA_CONTAINER.
10414 (print_pdr): Do not print PDR_DATA_CONTAINER.
10415 * graphite-poly.h (struct poly_dr): Remove data_container field.
10416 (PDR_DATA_CONTAINER): Removed.
10417 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10418 PDR_DATA_CONTAINER.
10419 (build_poly_dr): Same.
10421 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10422 Sebastian Pop <sebastian.pop@amd.com>
10424 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10425 copy of the dependence polyhedron. Free the temporary objects.
10426 (graphite_carried_dependence_level_k): Free unused objects before
10429 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10431 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10432 Early return without analyzing the data dependences if no
10433 transform has been done. Call restore_scattering if the transform
10435 (graphite-interchange.c): Same.
10436 * graphite-poly.c (print_scattering_function): Test for
10438 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10439 (apply_poly_transforms): Do not gcc_assert that
10440 the transform is legal.
10441 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10442 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10443 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10444 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10445 * graphite-poly.h (struct poly_scattering): New.
10446 (struct poly_bb): Add original, transformed, and saved fields.
10447 Remove transformed_scattering, original_scattering,
10448 nb_local_variables and nb_scattering_transform fields.
10449 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10450 (poly_scattering_new): New.
10451 (poly_scattering_free): New.
10452 (poly_scattering_copy): New.
10453 (store_scattering_pbb): New.
10454 (store_scattering): New.
10455 (restore_scattering_pbb): New.
10456 (restore_scattering): New.
10457 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10458 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10460 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10462 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10463 (print_scop): Same.
10465 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10467 * Makefile.in (graphite.o): Depends on PREDICT_H.
10468 * graphite.c: Include predict.h.
10469 (graphite_finalize): Call tree_estimate_probability.
10470 * predict.c (predict_loops): Do not call scev_initialize and
10472 (tree_estimate_probability_bb): New.
10473 (tree_estimate_probability): Do not initialize loops: move that
10474 code to the driver. Call tree_estimate_probability_bb.
10475 (tree_estimate_probability_driver): New.
10476 (pass_profile): Use tree_estimate_probability_driver.
10477 * predict.h (tree_estimate_probability): Declared.
10479 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10481 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10482 * graphite-dependences.c (graphite_legal_transform): Add time to
10483 TV_GRAPHITE_DATA_DEPS.
10484 (dependency_between_pbbs_p): Same.
10485 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10487 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10489 PR rtl-optimization/41033
10490 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10491 aliasing is disabled.
10493 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10495 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10496 si_mask_operand, and_load_operand, low_bitmask_operand,
10497 and_reg_operand, and_operand): New predicates.
10498 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10499 * config/mips/mips.c (and_operands_ok): New function.
10500 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10501 * config/mips/mips.md (move_type): Add ext_ins and logical.
10502 (type): Handle them.
10503 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10504 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10505 shift_shift. Remove commutative constraint modifier.
10506 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10508 (*clear_upper32_dext): Remove define_insn_and_split.
10509 (*clear_upper32): Turn this define_insn_and_split ...
10510 (splitter for ANDing register with 0xffff_ffff): .. into this.
10512 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10514 * combine.c (try_widen_shift_mode): Factor out code to check if an
10515 integer constant is a low-order bitmask from here ...
10516 * rtlanal.c (low_bitmask_len): ... to here.
10517 * rtl.h (low_bitmask_len): Declare.
10519 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10522 * config/alpha/alpha.md (addsi3): Remove expander.
10523 (addsi3): Rename from *addsi3_internal insn pattern.
10524 (subsi3): Remove expander.
10525 (subsi3): Rename from *subsi3_internal insn pattern.
10527 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10529 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10532 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10533 Eric Botcazou <botcazou@adacore.com>
10534 Douglas B Rupp <rupp@gnat.com>
10536 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10537 that records that fit in 64 bits are returned by immediate value,
10538 as required by OpenVMS Calling Standard.
10539 (function_value): Adjust for above modification.
10540 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10541 virtual_incoming_args_rtx as base object, not next_arg.
10542 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10544 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10546 * reload.c (find_reloads_subreg_address): Check the original
10547 req_equiv_mem address to detect the case where an address is
10548 not valid in the outer mode.
10550 2009-08-11 Richard Guenther <rguenther@suse.de>
10553 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10555 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10557 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10558 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10560 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10561 Douglas B Rupp <rupp@gnat.com>
10563 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10564 PT_STACK when frame_pointer_needed on OpenVMS.
10565 (alpha_pv_save_size, alpha_using_fp): Remove.
10566 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10567 with proper processing for PT_NULL.
10568 (alpha_vms_initial_elimination_offset): New function. Support for
10569 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10570 (alpha_sa_size): Force procedure type to PT_STACK when
10571 frame_pointer_needed on OpenVMS.
10572 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10573 (alpha_using_fp): Likewise.
10574 (alpha_vms_can_eliminate): Add prototype.
10575 (alpha_vms_initial_elimination_offset): Likewise.
10576 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10577 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10579 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10580 Douglas B Rupp <rupp@gnat.com>
10582 * config/alpha/alpha.c (common_object_handler): New function.
10583 (vms_attribute_table): Declare a single attribute "common_object".
10584 (vms_output_aligned_decl_common): New global function.
10585 (SECTION_VMS_OVERLAY): Delete.
10586 (SECTION_VMS_GLOBAL): Likewise.
10587 (SECTION_VMS_INITIALIZE): Likewise.
10588 (vms_asm_named_section): Remove support for above flags.
10589 (vms_section_type_flags): Delete.
10590 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10591 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10592 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10593 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10595 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10598 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10599 (sub_ddmmss): Likewise.
10601 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10604 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10607 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10610 * reload1.c (reload_as_needed): Use cancel_changes to completely
10611 undo a failed replacement attempt.
10613 2009-08-10 Richard Guenther <rguenther@suse.de>
10615 PR middle-end/41006
10616 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10617 (useless_type_conversion_p): ... here. Require pointer targets
10620 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10623 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10624 loose the original type of the statement list.
10626 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10628 * config/alpha/alpha.c: Include libfuncs.h
10629 (avms_asm_output_extern): New function.
10630 (alpha_init_libfuncs): Init some decc libfuncs.
10631 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10632 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10633 (DO_CRTL_NAMES): Define.
10634 (LIB_SPEC): Remove.
10635 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10636 (LONG_TYPE_SIZE): Define.
10637 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10638 (SUBTARGET_SWITCHES): Define malloc64 switch.
10639 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10640 (MASK_RETURN_ADDR): Define.
10641 doc/invoke.texi (mmalloc64): Document switch.
10643 2009-08-09 Olivier Hainque <hainque@adacore.com>
10644 Douglas B Rupp <rupp@gnat.com>
10646 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10647 uses_condition_handler.
10648 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10649 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10650 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10651 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10652 (code_for_builtin): New insn codes for the new alpha_builtins.
10653 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10654 (alpha_sa_size): Account for uses_condition_handler.
10655 (alpha_expand_prologue): Likewise.
10656 (alpha_start_function): Likewise.
10657 (alpha_expand_epilogue): Likewise.
10658 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10659 establish/revert expanders.
10660 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10661 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10662 New expander, resorting to the alpha.c associated function.
10663 (builtin_revert_vms_condition_handler): Likewise.
10664 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10665 __gcc_shell_handler, the static VMS condition handler used as
10666 an indirection wrapper to the current dynamically established
10668 * config/alpha/vms-unwind.h: Complete rewrite.
10669 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10670 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10672 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10673 Douglas B Rupp <rupp@gnat.com>
10675 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10676 (alpha_need_linkage): Handle aliases. Return function symbol.
10677 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10678 Use ultimate alias target for the linkage name.
10679 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10680 by alpha_need_linkage for the function symbol.
10681 (setmemdi): Likewise.
10683 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10685 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10686 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10687 (ASM_WEAKEN_LABEL): Define.
10688 (CRT_CALL_STATIC_FUNCTION): Define.
10689 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10690 (ENDFILE_SPEC): Define.
10691 (INIT_SECTION_ASM_OP): Define.
10692 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10693 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10694 crtend.o crtendS.o.
10695 (MULTILIB_OSDIRNAMES): Define.
10696 (shlib_version): Define.
10697 (SHLIB_EXT): Define.
10698 (SHLIB_OBJS): Define.
10699 (SHLIB_NAME): Define.
10700 (SHLIB_MULTILIB): Define.
10701 (SHLIB_INSTALL): Define.
10702 (SHLIB_SYMVEC): Define.
10703 (SHLIB_SYMVECX2): Define.
10704 (SHLIB_LINK): Define.
10706 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10708 * config/alpha/alpha.c (alpha_initialize_trampoline):
10709 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10710 (alpha_start_function): Emit transfer address on nested functions
10711 for VMS trampoline call.
10712 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10713 since no longer used.
10714 * config/alpha/vms-tramp.asm: Remove.
10715 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10716 since now only data initialized at runtime.
10718 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10720 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10721 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10722 (MD_EXEC_PREFIX): Remove, no longer used.
10723 (MD_STARTFILE_PREFIX): Likewise.
10724 (INCLUDE_DEFAULTS): Likewise.
10725 * config/alpha/t-vms:
10726 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10728 2009-08-09 Richard Guenther <rguenther@suse.de>
10730 PR tree-optimization/41016
10731 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10732 (operand_precision): Remove.
10733 (integral_operand_p): Likewise.
10734 (recognize_single_bit_test): Adjust.
10736 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10738 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10739 operation overflows. Likewise non-cast unary arithmetic.
10740 If one arm of a conditional expression is always taken,
10741 inhibit evaluation warnings for the other arm. Likewise inhibit
10742 evaluation warnings for the second && or || operand if the first
10743 operand is enough to determine the result.
10744 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10746 (build_binary_op): Prevent duplicate evaluation warnings.
10748 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10750 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10751 and destination have different modes, Use promote_mode to
10752 determine the signedness of the conversion. Assert that the
10753 promoted source mode matches the destination mode. Don't pass
10754 the destination and destination mode to expand_expr if the source
10755 mode is different. Simplify conversion logic.
10757 2009-08-09 Ira Rosen <irar@il.ibm.com>
10759 PR tree-optimization/41008
10760 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10761 from condition only in case it's a comparison. Adjust checks.
10763 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10765 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10766 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10767 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10768 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10769 (dump_cand): Handle them.
10770 (struct iv_cand): New members COST_STEP and AINC_USE.
10771 (stmt_after_increment): Likewise.
10772 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10773 callers changed. Use gimple_uid comparison instead of scanning.
10774 (add_candidate_1): When looking for identical candidates, take
10775 AINC_USE into account. Set it for new candidates.
10776 (force_expr_to_var_cost): Cast target_spill_cost to int.
10777 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10778 All callers changed. Check for availability of autoinc addressing
10779 modes, both in general for a given mode, and in the specific use case.
10780 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10782 (get_computation_cost): Likewise.
10783 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10784 add_autoinc_candidates): New static functions.
10785 (add_candidate): Call add_autoinc_candidates for candidates based on
10787 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10788 (determine_use_iv_cost_address): If we have an autoinc candidate at
10789 the matching use, verify autoinc is possible and subtract the cost
10790 of the candidate's step from the cost.
10791 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10792 member of the candidate.
10793 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10794 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10796 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10798 * config.build (ia64-hp-*vms*): New target.
10799 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10800 with ia64-hp-*vms*.
10801 * config.gcc (ia64-hp-*vms*): New target.
10802 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10803 with ia64-hp-*vms*.
10804 * config.host (ia64-hp-*vms*): New target.
10805 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10806 with ia64-hp-*vms*.
10808 2009-08-08 Richard Guenther <rguenther@suse.de>
10810 PR tree-optimization/40991
10811 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10813 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10815 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10816 mode check. Do truncations in an integer mode.
10817 (force_to_mode): Handle subregs for all mode types. Only do
10818 arithmetic simplifications on integer modes.
10820 2009-08-07 Richard Guenther <rguenther@suse.de>
10822 PR tree-optimization/40999
10823 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10824 (maybe_fold_reference): Lookup constant initializers.
10825 (fold_gimple_assign): Likewise.
10827 2009-08-07 Richard Guenther <rguenther@suse.de>
10829 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10830 that require structural equality defer to the langhook.
10832 2009-08-07 Martin Jambor <mjambor@suse.cz>
10834 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10836 (struct ipa_pass_through_data): New type.
10837 (struct ipa_ancestor_jf_data): New type.
10838 (union jump_func_value): Removed field formal_id, added fields
10839 pass_through and ancestor.
10840 (struct ipa_param_call_note): Changed type of formal_id to int from
10842 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10843 operations jump functions and ancestor jump functions.
10844 (compute_complex_pass_through): New function.
10845 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10846 reflect changes in the jump function strucutre.
10847 (update_jump_functions_after_inlining): Ignore complex pass-through
10848 and ancestor jump functions.
10849 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10850 polynomial pass-through with operation jump functions.
10852 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10854 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10855 fde->dw_fde_begin as begin label instead of hot/cold label.
10856 Use LLSDAC label instead of LLSDA for second section lsda.
10857 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10858 label instead of LLSDA if it is true.
10859 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10861 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10862 SECTION argument. Use it as index into crtl->eh.call_site_record
10864 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10865 use it to determine how to print table entries instead of using
10866 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10867 label instead of normal begin label as base.
10868 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10869 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10870 ensure no EH range spans between sections and that landing pads
10871 are always in the corresponding section.
10872 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10873 for crtl->eh.call_site_record being an array rather than scalar.
10874 (output_one_function_exception_table): New function, copied
10875 from output_function_exception_table. Adjust
10876 dw2_size_of_call_site_table, dw2_output_call_site_table
10877 callers. For SECOND section use *C suffixed labels.
10878 (output_function_exception_table): Call
10879 output_one_function_exception_table and, when doing hot/cold
10880 partitioning, also another time for the second section.
10881 * opts.c: Include except.h.
10882 (decode_options): Allow -freorder-blocks-and-partition with
10883 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10884 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10885 * function.h (struct rtl_eh): Change call_site_record from
10886 scalar into array of 2 elements.
10888 2009-08-07 Martin Jambor <mjambor@suse.cz>
10890 * ipa-prop.c (count_formal_params_1): New function.
10891 (ipa_get_vector_of_formal_parms): New function.
10892 (get_vector_of_formal_parm_types): New function.
10893 (ipa_modify_formal_parameters): New function.
10894 (ipa_modify_call_arguments): New function.
10895 (index_in_adjustments_multiple_times_p): New function.
10896 (ipa_combine_adjustments): New function.
10897 (ipa_dump_param_adjustments): New function.
10898 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10899 (ipa_get_vector_of_formal_parms): Declare.
10900 (ipa_modify_formal_parameters): Declare.
10901 (ipa_modify_call_arguments): Declare.
10902 (ipa_combine_adjustments): Declare.
10903 (ipa_dump_param_adjustments): Declare.
10904 (build_ref_for_offset): Declare.
10905 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10906 * tree-sra.c: Include ipa-prop.c.
10907 (build_ref_for_offset): Make public.
10909 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10911 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10913 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10915 * gcc/doc/extend.texi (__builtin_extract_return_address)
10916 (__builtin_frob_return_address): Document.
10918 2009-08-06 Paul Brook <paul@codesourcery.com>
10920 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10921 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10922 implementation on ARMv6-M.
10924 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10926 * doc/extend.texi (pcs): Document new attribute for ARM.
10928 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10930 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10933 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10935 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10938 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10940 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10942 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10944 Merge ARM/hard_vfp_branch to trunk.
10946 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10948 * arm.c (libcall_eq): New function.
10949 (libcall_hash): New function.
10950 (add_libcall): New function.
10951 (arm_libcall_uses_aapcs_base): New function.
10952 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10953 libcalls using the base PCS.
10954 (arm_init_cumulative_args): Likewise.
10956 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10958 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10959 Use base ABI for conversion libfuncs between HFmode and SFmode.
10961 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10963 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10964 V4SImode as representatives of all 64-bit and 128-bit vector
10965 types. Allow vector types without vector modes.
10966 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10967 without vector modes like BLKmode.
10968 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10969 BLKmode. Avoid unsupported vector modes or TImode moves for
10971 (aapcs_vfp_allocate_return_reg): Likewise.
10972 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10973 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10975 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10977 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10978 (arm_get_pcs_model): Pass attribute arguments to
10979 arm_pcs_from_attribute.
10980 (arm_init_cumulative_args): Use base AAPCS for conversions from
10981 floating-point types to DImode.
10982 (arm_attribute_table): Add pcs attribute.
10983 (arm_handle_pcs_attribute): New.
10984 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10985 conversions from floating-point types to DImode, also declare them
10986 to use base AAPCS and declare functions they call to use base
10987 AAPCS and their RTABI names.
10989 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10991 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10992 -mfloat-abi=hard not being supported for VFP.
10994 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10996 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10997 SYMBOL_REF to hard_libcall_value.
10999 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11000 Richard Earnshaw <rearnsha@arm.com>
11002 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11003 has been put on the stack, all remaining co-processory arguments for
11004 that co-processor also go on the stack.
11006 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11008 * config/arm/arm.c (arm_return_in_memory): Handle returning
11009 vectors of suitable size in registers also for AAPCS case.
11011 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11013 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11015 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11017 ARM Hard-VFP calling convention
11018 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11019 * target.h (gcc_target): Add libcall_value to table of call hooks.
11020 * targhooks.h (default_libcall_value): Default implementation.
11021 * targhooks.c (default_libcall_value): Likewise.
11022 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11023 * optabs.c (expand_unop): Use it.
11024 * expr.h (hard_libcall_value): Pass the function RTX through.
11025 * calls.c (emit_library_call_value_1): Update call to
11026 hard_libcall_value.
11027 * explow.c (hard_libcall_value): Use new target hook.
11028 * config/arm/arm.c: Include cgraph.h
11029 (TARGET_FUNCTION_VALUE): Override default hook.
11030 (arm_pcs_default): New variable.
11031 (arm_override_options): Don't fault hard calling convention with VFP.
11032 Add support for AAPCS variants.
11033 (arm_function_value): Make static. Handle AAPCS variants.
11034 (arm_libcall_value): New function.
11035 (arm_apply_result_size): Handle VFP registers in results.
11036 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11038 (pcs_attribute_args): New variable.
11039 (arm_pcs_from_attribute): New function.
11040 (arm_get_pcs_model): New function.
11041 (aapcs_vfp_cum_init): New function.
11042 (aapcs_vfp_sub_candidate): New function.
11043 (aapcs_vfp_is_return_candidate): New function.
11044 (aapcs_vfp_is_call_candidate): New function.
11045 (aapcs_vfp_allocate): New function.
11046 (aapcs_vfp_allocate_return_reg): New function.
11047 (aapcs_vfp_advance): New function.
11048 (aapcs_cp_arg_layout): New variable.
11049 (aapcs_select_call_coproc): New function.
11050 (aapcs_select_return_coproc): New function.
11051 (aapcs_allocate_return_reg): New function.
11052 (aapcs_libcall_value): New function.
11053 (aapcs_layout_arg): New function.
11054 (arm_init_cumulative_args): Initialize AAPCS args data.
11055 (arm_function_arg): Handle AAPCS variants using new interface.
11056 (arm_arg_parital_bytes): Likewise.
11057 (arm_function_arg_advance): New function.
11058 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11059 calling conventions.
11060 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11061 * arm.h (NUM_VFP_ARG_REGS): Define.
11062 (LIBCALL_VALUE): Update.
11063 (FUNCTION_VALUE): Delete.
11064 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11065 (arm_pcs): New enum.
11066 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11067 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11068 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11069 * arm-protos.h (arm_function_arg_advance): Add.
11070 (aapcs_libcall_value): Add.
11071 (arm_function_value): Delete.
11073 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11074 H.J. Lu <hongjiu.lu@intel.com>
11077 * config/i386/i386.c (standard_sse_mode_p): Remove.
11078 (standard_sse_constant_p): Return 2 for integer mode
11079 vector_all_ones_operand when SSE2 is enabled.
11080 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11081 (ix86_expand_vector_move): Do not check for negative values from
11082 standard_sse_constant_p.
11084 2009-08-06 Richard Guenther <rguenther@suse.de>
11086 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11087 array type comparisons frontend independent.
11088 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11089 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11090 out array reference lower bound and element size operands.
11091 (ao_ref_init_from_vn_reference): Properly compute the offset
11092 for ARRAY_RANGE_REF.
11093 (vn_reference_fold_indirect): Fill out array reference lower
11094 bound and element size operands.
11095 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11096 a non gimple valued reference operand which can happen for
11097 array reference lower bound or element size.
11098 (create_component_ref_by_pieces_1): Properly generate the
11099 element size operand for array references.
11101 2009-08-06 Richard Guenther <rguenther@suse.de>
11103 PR tree-optimization/40964
11104 * tree.c (iterative_hash_host_wide_int): Export.
11105 * tree.h (iterative_hash_host_wide_int): Declare.
11106 * tree-ssa-structalias.c (heapvar_map): New struct.
11107 (heapvar_map_eq): New function.
11108 (heapvar_map_hash): Likewise.
11109 (heapvar_lookup): Adjust.
11110 (heapvar_insert): Likewise.
11111 (make_constraint_from_heapvar): Allow multiple heap variables
11112 per decl at different offsets.
11113 (init_alias_heapvars): Adjust.
11115 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11117 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11118 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11119 trailing sync if TARGET_SYNC_AFTER_SC.
11121 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11123 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11124 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11125 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11126 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11127 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11128 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11129 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11130 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11131 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11132 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11133 the prototype declaration match the definition.
11134 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11135 instructions explicitly. Add barrier_before and operands
11137 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11138 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11139 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11140 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11141 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11142 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11144 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11146 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11148 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11149 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11152 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11155 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11157 PR rtl-optimization/40924
11158 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11159 make sure canon_rtx (mem_address) isn't simpler than
11160 canon_rtx (expanded_mem_address).
11162 2009-08-05 Li Feng <nemokingdom@gmail.com>
11164 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11165 for each poly_bb_p.
11166 (build_scop_drs): Build alias set for each SCoP.
11168 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11170 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11171 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11172 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11173 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11174 (BASE_DRIVER_SELF_SPECS): Likewise.
11176 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11178 * tree-ssa-alias.c: Fix some comment typos.
11180 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11182 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11183 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11185 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11188 * simplify-rtx.c (simplify_binary_operation_1): Disable
11189 simplifications for decimal float operations.
11191 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11193 PR middle-end/40943
11194 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11195 operand of INDIRECT_REF.
11197 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11199 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11200 constants referencing TLS symbols.
11202 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11204 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11205 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11207 2009-08-03 Richard Guenther <rguenther@suse.de>
11209 * tree.c (make_vector_type): Build a main variant first,
11210 get the canonical one and then build the variant.
11211 * tree-ssa.c (useless_type_conversion_p_1): Handle
11213 (useless_type_conversion_p): Conversions to pointers to
11214 incomplete record types are useless.
11216 2009-08-03 Richard Guenther <rguenther@suse.de>
11218 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11219 file will be created.
11220 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11221 * toplev.c (compile_file): Adjust comment.
11223 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11225 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11226 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11227 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11228 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11229 (sh_promote_function_mode): Fix typo.
11231 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11233 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11235 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11237 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11238 declaration arguments.
11240 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11242 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11243 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11244 (ix86_split_ashl): Ditto.
11245 (ix86_expand_vector_init_one_nonzero): Ditto.
11246 (ix86_expand_vector_set): Ditto.
11247 (ix86_expand_reduc_v4sf): Ditto.
11249 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11251 * explow.c (promote_function_mode): Remove assert.
11252 * config/sh/sh.c (sh_promote_function_mode): Declare.
11254 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11256 * config/pa/pa.c (pa_promote_function_mode): Declare.
11257 Change to static. Fix promote_mode call.
11259 * gthr-dce.h (CONST_CAST2): Define if not defined.
11260 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11262 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11264 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11266 * expr.c (store_constructor): Use promote_decl_mode. Remove
11267 now write-only variable unsignedp.
11268 (expand_expr_real_1): Use promote_decl_mode.
11269 * expr.h (promote_function_mode, promote_decl_mode): New.
11270 (promote_mode): Remove last argument.
11271 * function.c (assign_temp): Drop last argument of promote_mode.
11272 (assign_parm_find_data_types): Use promote_function_mode.
11273 (assign_parm_setup_reg): Likewise.
11274 (expand_function_end): Use promote_function_mode.
11275 * calls.c (initialize_argument_information): Use promote_function_mode.
11276 (precompute_arguments): Use promote_mode instead of checking if
11277 only PROMOTE_FUNCTION_MODE is defined.
11278 (expand_call): When making sibcall decisions, use promote_function_mode.
11279 Below, remove an if for targetm.calls.promote_function_return and
11280 and use promote_function_mode.
11281 (emit_library_call_value_1): Use promote_function_mode, fix bug
11282 where promote_mode was passed FOR_CALL == 0 for a return value in an
11284 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11285 * explow.c (promote_function_mode, promote_decl_mode): New.
11286 (promote_mode): Keep only the FOR_CALL == 0 case.
11287 * combine.c (setup_incoming_promotion): Remove test of
11288 promote_function_args. Use promote_function_mode.
11289 * stmt.c (expand_value_return): Use promote_decl_mode.
11290 (expand_decl): Use promote_decl_mode.
11292 * expr.c (store_constructor): Use promote_decl_mode. Remove
11293 now write-only variable unsignedp.
11294 (expand_expr_real_1): Use promote_decl_mode.
11295 * expr.h (promote_function_mode, promote_decl_mode): New.
11296 (promote_mode): Remove last argument.
11297 * function.c (assign_temp): Drop last argument of promote_mode.
11298 (assign_parm_find_data_types): Use promote_function_mode.
11299 (assign_parm_setup_reg): Likewise.
11300 (expand_function_end): Use promote_function_mode.
11301 * calls.c (initialize_argument_information): Use promote_function_mode.
11302 (precompute_arguments): Use promote_mode instead of checking if
11303 only PROMOTE_FUNCTION_MODE is defined.
11304 (expand_call): When making sibcall decisions, use promote_function_mode.
11305 Below, remove an if for targetm.calls.promote_function_return and
11306 and use promote_function_mode.
11307 (emit_library_call_value_1): Use promote_function_mode, fix bug
11308 where promote_mode was passed FOR_CALL == 0 for a return value in an
11310 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11311 * explow.c (promote_function_mode, promote_decl_mode): New.
11312 (promote_mode): Keep only the FOR_CALL == 0 case.
11313 * combine.c (setup_incoming_promotion): Remove test of
11314 promote_function_args. Use promote_function_mode.
11315 * stmt.c (expand_value_return): Use promote_decl_mode.
11316 (expand_decl): Use promote_decl_mode.
11318 * explow.c (promote_function_mode): Just call the target hook.
11319 * targhooks.c (default_promote_function_mode,
11320 default_promote_function_mode_always_promote): New.
11321 * targhooks.h (default_promote_function_mode,
11322 default_promote_function_mode_always_promote): Declare.
11323 * target.h (promote_function_args, promote_function_return): Remove.
11324 (promote_function_mode): New.
11325 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11326 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11327 (TARGET_PROMOTE_FUNCTION_MODE): New.
11328 (TARGET_CALLS): Adjust.
11329 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11330 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11332 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11333 * config/s390/s390.c (s390_promote_function_mode): ... here,
11334 with pointer handling.
11335 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11336 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11338 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11339 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
11345 * config/sh/sh.c (sh_promote_function_mode): New.
11346 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11347 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11349 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11350 * config/cris/cris.c (cris_promote_function_mode): ... here.
11351 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11352 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11354 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11355 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11356 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11357 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11359 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11360 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11361 complex type handling.
11362 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11363 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11365 * config/pa/pa.c (pa_promote_function_mode): New.
11366 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11367 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11369 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11370 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11371 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11372 * config/xtensa/xtensa.c: Likewise.
11373 * config/stormy16/stormy16.c: Likewise.
11374 * config/iq2000/iq2000.c: Likewise.
11375 * config/rs6000/rs6000.c: Likewise.
11376 * config/picochip/picochip.c: Likewise.
11377 * config/arc/arc.c: Likewise.
11378 * config/mcore/mcore.c: Likewise.
11379 * config/score/score.c: Likewise.
11380 * config/mips/mips.c: Likewise.
11381 * config/bfin/bfin.c: Likewise.
11382 * config/ia64/ia64.c: Likewise (disabled though).
11384 * config/frv/frv.h: Remove pointless remark.
11386 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11387 TARGET_PROMOTE_FUNCTION_ARGS,
11388 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11389 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11391 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11393 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11394 -floop-parallelize-all.
11395 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11396 flag_loop_parallelize_all.
11397 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11398 * graphite.c (graphite_transform_loops): Same.
11399 * common.opt: Same.
11400 * graphite-poly.c (apply_poly_transforms): Same.
11402 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11404 PR tree-optimization/40914
11405 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11406 if set, then check the delta field of the PMF record.
11407 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11408 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11409 call is stored in the delta.
11411 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11413 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11415 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11417 * config/i386/bsd.h (ASM_BYTE): New define.
11418 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11419 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11420 .byte. Use fputs or putc instead of fprintf where appropriate.
11421 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11422 fputs or putc instead of fprintf where appropriate.
11423 * config/i386/i386elf.h: Ditto.
11424 * config/i386/sysv4.h: Ditto.
11426 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11427 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11428 (*tls_global_dynamic_64): Ditto.
11430 2009-07-31 Christian Bruel <christian.bruel@st.com>
11432 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11434 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11436 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11437 Remove dead code for MINUS.
11439 2009-07-31 Anthony Green <green@moxielogic.com>
11441 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11443 (moxie_expand_epilogue): Ditto for epilogue.
11444 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11445 incoming arguments.
11446 (moxie_function_arg): Ditto.
11447 (moxie_pass_by_reference): Ditto.
11448 (moxie_arg_partial_bytes): Ditto.
11449 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11450 (FUNCTION_ARG_ADVANCE) Ditto.
11451 (REG_PARM_STACK_SPACE) Ditto.
11452 (FUNCTION_ARG_REGNO_P) Dito.
11454 * config.gcc: Add moxie linux config support.
11455 * gcc/config/moxie/uclinux.h: New file.
11457 2009-07-31 DJ Delorie <dj@redhat.com>
11459 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11460 (UNSPECV_SP_SWITCH_E): New.
11461 (sp_switch_1): Change to an unspec.
11462 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11464 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11465 reference the new stack's address
11467 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11469 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11470 graphite-clast-to-gimple.o, graphite-dependences.o,
11471 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11472 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11473 (graphite-blocking.o,
11474 graphite-clast-to-gimple.o, graphite-dependences.o,
11475 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11476 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11477 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11478 * cfgloop.h (struct loop): Add can_be_parallel field.
11479 * common.opt (fgraphite-identity): Moved up.
11480 (fgraphite-force-parallel): New flag.
11481 * graphite.c: Rewrite.
11482 * graphite.h: Rewrite.
11483 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11485 * toplev.c (graphite_out_file): New file descriptor.
11486 (graphite_in_file): New.
11487 (process_options): flag_graphite_force_parallel cannot be used without
11489 * tree-ssa-loop.c: Include toplev.h.
11490 (gate_graphite_transforms): Enable flag_graphite for
11491 flag_graphite_force_parallel.
11493 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11495 * ChangeLog.graphite: New.
11496 * graphite-blocking.c: New.
11497 * graphite-clast-to-gimple.c: New.
11498 * graphite-clast-to-gimple.h: New.
11499 * graphite-dependences.c: New.
11500 * graphite-dependences.h: New.
11501 * graphite-interchange.c: New.
11502 * graphite-poly.c: New.
11503 * graphite-poly.h: New.
11504 * graphite-ppl.c: New.
11505 * graphite-ppl.h: New.
11506 * graphite-scop-detection.c: New.
11507 * graphite-scop-detection.h: New.
11508 * graphite-sese-to-poly.c: New.
11509 * graphite-sese-to-poly.h: New.
11513 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11515 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11516 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11518 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11520 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11521 (scev_is_linear_expression): Return false if the evolution is not
11522 affine multivariate.
11524 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11526 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11527 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11529 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11531 * tree-data-ref.c (debug_data_references): New.
11532 (debug_data_reference): New.
11533 * tree-data-ref.h (debug_data_references): Declared.
11534 (debug_data_reference): Declared.
11536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11538 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11539 * tree-data-ref.h (scop_p): Removed.
11540 (struct data_reference): Remove field scop.
11541 (DR_SCOP): Removed.
11542 (stmt_simple_memref_p): Removed.
11544 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11546 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11547 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11550 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11552 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11556 * doc/invoke.texi (-fgraphite-identity): Documented.
11558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11560 * tree-scalar-evolution.c: Fix comment.
11561 (instantiate_scev_1): Return unknow from scev instantiation if the
11562 result is not above instantiate_below.
11564 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11566 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11567 static anymore. Instantiate the symbols that may have been introduced
11569 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11572 2009-07-30 DJ Delorie <dj@redhat.com>
11574 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11575 .vliw directive to VLIW sections.
11577 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11579 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11581 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11582 (AUTOHEADER): New variable.
11583 ($(srcdir)/cstamp-h.in): Use it.
11585 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11586 Pat Haugen <pthaugen@us.ibm.com>
11587 Revital Eres <ERES@il.ibm.com>
11589 * config/rs6000/vector.md (VEC_F): Add VSX support.
11592 (mov<mode>): Ditto.
11593 (vector_load_<mode>): Ditto.
11594 (vector_store_<mode>): Ditto.
11595 (vector GPR move split): Ditto.
11596 (vec_reload_and_plus_<mptrsize>): Ditto.
11597 (vec_reload_and_reg_<mptrsize>): Ditto.
11598 (add<mode>3): Ditto.
11599 (sub<mode>3): Ditto.
11600 (mul<mode>3): Ditto.
11601 (neg<mode>2): Ditto.
11602 (abs<mode>2): Ditto.
11603 (smin<mode>3): Ditto.
11604 (smax<mode>3): Ditto.
11605 (vector_eq<mode>): Ditto.
11606 (vector_gt<mode>): Ditto.
11607 (vector_ge<mode>): Ditto.
11608 (vector_gtu<mode>): Ditto.
11609 (vector_select_<mode>_uns): Ditto.
11610 (vector_eq_<mode>_p): Ditto.
11611 (vector_gt_<mode>_p): Ditto.
11612 (vector_ge_<mode>_p): Ditto.
11613 (vector_gtu_<mode>_p): Ditto.
11614 (cr6_test_for_zero): Ditto.
11615 (cr6_test_for_zero_reverse): Ditto.
11616 (cr6_test_for_lt): Ditto.
11617 (cr6_test_for_lt_reverse): Ditto.
11618 (xor<mode>3): Ditto.
11619 (ior<mode>3): Ditto.
11620 (and<mode>3): Ditto.
11621 (one_cmpl<mode>2): Ditto.
11622 (nor<mode>2): Ditto.
11623 (andc<mode>2): Ditto.
11624 (float<VEC_int<mode>2): Ditto.
11625 (unsigned_float<VEC_int><mode>2): Ditto.
11626 (fix_trunc<mode><VEC_int>2): Ditto.
11627 (fixuns_trunc<mode><VEC_int>2): Ditto.
11629 (vec_set<mode>): Ditto.
11630 (vec_extract<mode>): Ditto.
11631 (vec_interleave_highv4sf): Ditto.
11632 (vec_interleave_lowv4sf): Ditto.
11633 (vec_realign_load_<mode>): Ditto.
11634 (vec_shl_<mode>): Ditto.
11635 (vec_shr_<mode>): Ditto.
11636 (div<mode>3): New patterns for VSX.
11637 (vec_interleave_highv2df): Ditto.
11638 (vec_interleave_lowv2df): Ditto.
11639 (vec_pack_trunc_v2df): Ditto.
11640 (vec_pack_sfix_trunc_v2df): Ditto.
11641 (vec_pack_ufix_trunc_v2df): Ditto.
11642 (vec_unpacks_hi_v4sf): Ditto.
11643 (vec_unpacks_lo_v4sf): Ditto.
11644 (vec_unpacks_float_hi_v4si): Ditto.
11645 (vec_unpacks_float_lo_v4si): Ditto.
11646 (vec_unpacku_float_hi_v4si): Ditto.
11647 (vec_unpacku_float_lo_v4si): Ditto.
11648 (movmisalign<mode>): Ditto.
11649 (vector_ceil<mode>2): New patterns for vectorizing math library.
11650 (vector_floor<mode>2): Ditto.
11651 (vector_btrunc<mode>2): Ditto.
11652 (vector_copysign<mode>3): Ditto.
11654 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11655 predicate for setting the high bit in each word, used for copysign.
11657 * config/rs6000/ppc-asm.h (f19): Whitespace.
11658 (f32-f63): Define if VSX.
11659 (v0-v31): Define if Altivec.
11660 (vs0-vs63): Define if VSX.
11662 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11664 * config/rs6000/power7.md: New file, provide tuning parameters for
11667 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11668 (rs6000_cpu_cpp_builtins): Ditto.
11669 (altivec_overloaded_builtins): Ditto.
11670 (altivec_resolve_overloaded_builtin): Ditto.
11672 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11673 debug switch to disable vectorizing simple math builtin
11676 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11677 Vectorize simple math builtin functions.
11678 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11679 hook to vectorize math builtins.
11680 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11681 (rs6000_builtin_conversion): Add VSX/power7 support.
11682 (rs6000_builtin_vec_perm): Ditto.
11683 (vsplits_constant): Add support for loading up a vector constant
11684 with just the high bit set in each part.
11685 (rs6000_expand_vector_init): Add VSX/power7 support.
11686 (rs6000_expand_vector_set): Ditto.
11687 (rs6000_expand_vector_extract): Ditto.
11688 (rs6000_emit_move): Ditto.
11689 (bdesc_3arg): Ditto.
11690 (bdesc_2arg): Ditto.
11691 (bdesc_1arg): Ditto.
11692 (rs6000_expand_ternop_builtin): Ditto.
11693 (altivec_expand_builtin): Ditto.
11694 (rs6000_expand_unop_builtin): Ditto.
11695 (rs6000_init_builtins): Ditto.
11696 (altivec_init_builtins): Ditto.
11697 (builtin_function_type): Ditto.
11698 (rs6000_common_init_builtins): Ditto.
11699 (rs6000_handle_altivec_attribute); Ditto.
11700 (rs6000_mangle_type): Ditto.
11701 (rs6000_vector_mode_supported_p): Ditto.
11702 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11703 are mode dependent.
11705 * config/rs6000/vsx.md: New file for VSX support.
11707 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11708 identifing values with just the most significant bit set.
11709 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11710 vectorized builtins.
11712 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11713 (UNSPEC_VRFIM): Delete.
11714 (splitter for loading up vector with most significant bit): New
11715 splitter for vectorizing copysign.
11716 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11717 vectorizing simple math functions.
11718 (altivec_vrfip): Add support for vectorizing simple math functions.
11719 (altivec_vrfim): Ditto.
11720 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11722 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11723 (power7.md, vsx.md): Include for power7 support.
11724 (copysigndf3): Use VSX instructions if -mvsx.
11725 (negdf2_fpr): Ditto.
11726 (absdf2_fpr): Ditto.
11727 (nabsdf2_fpr): Ditto.
11728 (adddf3_fpr): Ditto.
11729 (subdf3_fpr): Ditto.
11730 (muldf3_fpr): Ditto.
11731 (divdf3_fpr): Ditto.
11732 (fix_truncdfdi2_fpr): Ditto.
11733 (cmpdf_internal1): Ditto.
11734 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11735 (btruncdf2, btruncdf2_fpr): Ditto.
11736 (ceildf2, ceildf2_fpr): Ditto.
11737 (floordf2, floordf2_fpr): Ditto.
11738 (floatdidf2, floatdidf2_fpr): Ditto.
11739 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11740 (fmsubdf4_fpr): Ditto.
11741 (fnmadddf4_fpr_1): Ditto.
11742 (fnmadddf4_fpr_2): Ditto.
11743 (fnmsubdf4_fpr_1): Ditto.
11744 (fnmsubdf4_fpr_2): Ditto.
11745 (fixuns_truncdfdi2): Add expander for VSX support.
11746 (fix_truncdfdi2): Ditto.
11747 (fix_truncdfsi2): Ditto.
11748 (ftruncdf2): Ditto.
11749 (btruncsf2): Whitespace.
11750 (movdf_hardfloat32): Add support for VSX registers.
11751 (movdf_softfloat32): Ditto.
11752 (movdf_hardfloat64): Ditto.
11753 (movdf_hardfloat64_mfpgpr): Ditto.
11754 (movdf_softfloat64): Ditto.
11755 (movti splitters): Add check for vector registers supporting
11756 TImode in the future.
11757 (bpermd): Add power7 bpermd instruction.
11759 * config/rs6000/altivec.h (vec_div): Define if VSX.
11762 (vec_nmadd): Ditto.
11763 (vec_nearbyint): Ditto.
11766 (all predicates): Use the generic builtin function, and not the V4SF
11767 specific function so that the predicates will work with VSX's V2DF.
11768 (vec_all_*): Ditto.
11769 (vec_any_*): Ditto.
11771 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11772 Document new VSX functions and types.
11774 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11777 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11778 "wa", and "j" constraints. Modify "v" to talk about Altivec
11779 instead of just vector.
11781 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11784 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11785 location for phi arguments.
11786 (rewrite_update_phi_arguments): Find locations for reaching defs.
11787 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11788 Add location to add_phi_arg calls.
11789 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11790 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11791 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11792 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11793 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11794 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11795 * tree-phinodes.c (make_phi_node): Initialize location.
11796 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11797 (add_phi_arg): Add location parameter.
11798 (remove_phi_arg_num): Move location when moving phi argument.
11799 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11801 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11802 slpeel_update_phi_nodes_for_guard1,
11803 slpeel_update_phi_nodes_for_guard2,
11804 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11805 vect_loop_versioning): Set locations.
11806 * tree-parloops.c (create_phi_for_local_result,
11807 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11808 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11809 * tree-vect-loop.c (get_initial_def_for_induction,
11810 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11812 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11813 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11814 (gimple_phi_arg_set_location): New. Set locus.
11815 (gimple_phi_arg_has_location): New. Check for locus.
11816 (redirect_edge_var_map_location): New. Return locus from var_map.
11817 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11818 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11819 combining PHI arguments.
11820 (cond_store_replacement): Set location.
11821 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11822 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11823 scop_add_exit_phis_edge): Add locations.
11824 * tree-cfgcleanup.c (remove_forwarder_block,
11825 remove_forwarder_block_with_phi): Add locations.
11826 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11827 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11829 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11830 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11831 flush_pending_stmts): Add source location.
11832 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11833 stack to preserve locations.
11834 * tree-vect-stmts.c (vectorizable_load): Add location.
11835 * tree-inline.c (copy_phis_for_bb): Copy locus.
11836 (setup_one_parameter): Add call locus to inlined parameter stmts.
11837 (initialize_inlined_parameters): Pass in call location as parameter
11839 (tree_function_versioning): Pass location to setup_one_parameter.
11840 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11841 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11842 copy and edge lists.
11843 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11844 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11845 locus parameter and override the stmt default if provided.
11846 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11847 elim_graph_add_edge, elim_graph_remove_succ_edge,
11848 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11849 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11850 eliminate_phi): Add locus info in elimination graph for each edge and
11852 (insert_backedge_copies): Copy locus if present.
11853 * tree-flow.h (struct _edge_var_map): Add locus field.
11854 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11855 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11856 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11858 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11860 2009-07-30 Martin Jambor <mjambor@suse.cz>
11862 PR tree-optimization/40570
11863 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11864 use inlining loops.
11866 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11868 * ssa-loop-manip.c: Include langhooks.h.
11869 (rewrite_phi_with_iv): New.
11870 (rewrite_all_phi_nodes_with_iv): New.
11871 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11872 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11873 * tree-parloops.c (loop_parallel_p): Move out all conditions
11874 except dependency check.
11875 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11876 (gen_parallel_loop): Call canonicalize_loop_ivs without
11877 reduction_list argument.
11878 (build_new_reduction): New.
11879 (gather_scalar_reductions): New.
11880 (try_get_loop_niter): New.
11881 (try_create_reduction_list): New.
11882 (parallleize_loops): Change the parallel conditions check.
11883 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11884 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11886 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11888 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11890 * doc/options.texi (Option properties): Mention new quoting syntax.
11892 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11894 * config/alpha/alpha.c (alpha_start_function):
11895 Handle VMS_DEBUG_MAIN_POINTER
11896 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11897 * doc/invoke.texi: Document -mdebug-main switch.
11899 2009-07-29 Richard Henderson <rth@redhat.com>
11901 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11902 (cgraph_create_edge_including_clones): Likewise.
11903 * tree-inline.c (copy_bb): Operate on the correct edges
11904 when updating the callgraph.
11906 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11908 * config/alpha/vms-cc.c: Deleted.
11909 * config/alpha/vms-ld.c: Deleted.
11910 * config/alpha/t-vms64: Moved to config/vms
11911 * config/alpha/vms-crt0-64.c: Moved to config/vms
11912 * config/alpha/vms-crt0.c: Moved to config/vms
11913 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11914 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11915 * config/alpha/xm-vms.h: Moved to config/vms
11916 * config/alpha/x-vms: Moved to config/vms
11917 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11919 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11920 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11922 * config/vms/t-vms64: Moved here from config/alpha
11923 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11924 (argc,argv,envp): Enforce 32bit malloc'ing.
11925 * config/vms/vms-psxcrt0-64.c: Likewise.
11926 * config/vms/vms-crt0.c: Moved here from config/alpha.
11927 * config/vms/vms-psxcrt0.c: Likewise.
11928 * config/vms/vms-crtl-64.h: New file.
11929 * config/vms/vms-crtl.h: New file.
11930 * config/vms/vms.opt: New file.
11931 * config/vms/xm-vms64.h: New file.
11932 * config/vms/xm-vms.h: Moved here from config/alpha.
11933 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11935 * config/vms/x-vms: Moved here from config/alpha.
11936 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11937 (vms-ld.o, vms-cc.o): Removed.
11938 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11940 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11942 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11943 correct stack (obvious VMS fix).
11945 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11947 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11948 date, version info if VMS_DEBUGGING_INFO defined.
11949 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11950 size, date calculating code moved here.
11952 2009-07-29 Paul Brook <paul@codesourcery.com>
11954 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11957 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11960 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11961 to DImode when generating insq_le insn.
11963 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11965 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11966 New macro set for VMS_DEBUGGGING_INFO.
11967 (AT_string_form): Use it.
11969 2009-07-28 DJ Delorie <dj@redhat.com>
11971 * config/mep/mep.c (vtext_section): New.
11972 (vftext_section): New.
11973 (ftext_section): New.
11974 (mep_select_section): Add support for functions.
11975 (mep_unique_section): Likewise.
11976 (mep_asm_init_sections): Likewise.
11977 (mep_encode_section_info): Remove it from here.
11979 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11981 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11983 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11984 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11986 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11988 * dwarf2out.c (output_file_names): Test new macro
11989 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11990 (add_comp_dir_attribute): Likewise.
11992 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11994 * config/i386/mingw-w64.h (LINK_SPEC): Add
11995 separating space between commands.
11997 2009-07-28 Jan Hubicka <jh@suse.cz>
11999 PR tree-optimization/40759
12000 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12003 2009-07-27 DJ Delorie <dj@redhat.com>
12005 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12006 types are dword-aligned.
12007 (mep_expand_va_start): Likewise.
12009 2009-07-27 Olivier Hainque <hainque@adacore.com>
12010 Douglas B Rupp <rupp@gnat.com>
12012 * convert.c (convert_to_pointer): Don't assume the target
12013 pointer type is POINTER_SIZE long. Fetch its precision instead.
12015 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12017 * system.h (fopen): Undefine if macro.
12019 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12021 * dwarf2out.c (output_cfi_p): Removed.
12022 (output_cfis): New function.
12023 (output_fde): New function, split from output_call_frame_info.
12024 (output_call_frame_info): Use it.
12025 (dwarf2out_switch_text_section): Use output_cfis.
12027 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12029 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12030 TARGET_BI_ARCH is specified without enabling SJLJ.
12031 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12032 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12034 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12036 * arm.md (negdi2): Use DImode if forcing a value into a register.
12038 2009-07-26 Ira Rosen <irar@il.ibm.com>
12040 PR tree-optimization/40801
12041 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12042 of vector operand from the previous copy of vector statement.
12043 Pass the correct definition type value to
12044 vect_get_vec_def_for_stmt_copy().
12046 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12048 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12049 const char ** conversion.
12051 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12053 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12054 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12055 (gcc_unreachable): Invoke __builtin_unreachable() if
12056 !ENABLE_ASSERT_CHECKING.
12058 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12060 PR rtl-optimization/40445
12061 * emit-rtl.c (next_nonnote_insn_bb): New function.
12062 * rtl.h (next_nonnote_insn_bb): Declare new function.
12063 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12064 with no successors that is the successor of the ENTRY_BLOCK.
12065 Continue from the top after removing an empty fallthrough block.
12066 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12067 of next_nonnote_insn.
12069 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12071 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12073 2009-07-25 Martin Jambor <mjambor@suse.cz>
12075 * c-common.c (c_common_attribute_table): New element for noclone.
12076 (handle_noclone_attribute): New function. Forward-declare.
12077 * tree-inline.c (tree_versionable_function_p): Check for noclone
12079 * doc/extend.texi (Labels as Values): Document need for noclone.
12080 (Function Attributes): Document noclone attribute.
12082 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12084 PR rtl-optimization/34999
12085 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12086 and dw_fde_switched_cold_to_hot fields.
12087 (output_cfi_p): New function.
12088 (output_call_frame_info): If fde->dw_fde_switched_sections,
12089 output 2 FDEs instead of one with corrupted header.
12090 (dwarf2out_do_cfi_startproc): New function.
12091 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12092 and fde->dw_fde_switched_cold_to_hot.
12093 (dwarf2out_switch_text_section): Compute
12094 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12095 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12096 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12097 Otherwise, compute fde->dw_fde_switch_cfi.
12099 2009-07-24 Cary Coutant <ccoutant@google.com>
12101 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12103 2009-07-24 Cary Coutant <ccoutant@google.com>
12105 * cfghooks.c (split_block): Copy discriminator to new block.
12106 * tree-cfg.c (assign_discriminator): Check location of last
12107 instruction in block as well as first.
12109 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12111 * config/i386/linux.c: Use fputs or putc instead of fprintf
12113 * config/i386/gas.h: Ditto.
12114 * config/i386/x86-64.h: Ditto.
12115 * config/i386/att.h: Ditto.
12117 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12119 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12122 2009-07-24 Martin Jambor <mjambor@suse.cz>
12124 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12125 (ipa_push_func_to_list_1): Declare.
12126 (ipa_push_func_to_list): New function.
12128 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12129 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12130 (ipa_push_func_to_list): Removed.
12131 (ipa_pop_func_from_list): Clear node_enqueued flag.
12133 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12135 * config/s390/s390.c (override_options): Default
12136 max-unrolled-insns to 100 for z10 tuning.
12138 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12140 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12141 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12142 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12143 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12144 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12145 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12146 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12148 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12150 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12151 use default set in mingw32.h header.
12152 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12153 64-bit /mingw/include path.
12154 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12157 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12159 PR rtl-optimization/40209
12160 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12162 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12164 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12165 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12166 with the rest of string where appropriate. Use fputs or putc
12167 instead of fprintf where appropriate.
12169 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12170 Pat Haugen <pthaugen@us.ibm.com>
12171 Revital Eres <ERES@il.ibm.com>
12173 * config/rs6000/vector.md: New file. Move most of the vector
12174 expander support here from altivec.md to allow for the VSX vector
12175 unit in the future. Add support for secondary_reload patterns.
12176 Rewrite the patterns for vector comparison, and vector comparison
12177 predicate instructions so that the RTL expresses the desired
12178 behavior, instead of using unspec.
12180 * config/rs6000/constraints.md ("f" constraint): Use
12181 rs6000_constraints to hold the precalculated register class.
12182 ("d" constraint): Ditto.
12183 ("wd" constraint): New constraint for VSX.
12184 ("wf" constraint): Ditto.
12185 ("ws" constraint): Ditto.
12186 ("wa" constraint): Ditto.
12187 ("wZ" constraint): Ditto.
12188 ("j" constraint): Ditto.
12190 * config/rs6000/predicates.md (vsx_register_operand): New
12192 (vfloat_operand): New predicate for vector.md.
12193 (vint_operand): Ditto.
12194 (vlogical_operand): Ditto.
12195 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12196 (easy_vector_constant): Add VSX support.
12197 (altivec_indexed_or_indirect_operand): New predicate for
12198 recognizing Altivec style memory references with AND -16.
12200 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12201 for vector secondary reload support.
12202 (rs6000_vector_reg_class): Delete, replacing it with
12203 rs6000_constraints.
12204 (rs6000_vsx_reg_class): Ditto.
12205 (rs6000_constraints): New array to hold the register classes of
12206 each of the register constraints that can vary at runtime.
12207 (builtin_mode_to_type): New static array for builtin function type
12209 (builtin_hash_table): New static hash table for builtin function
12211 (TARGET_SECONDARY_RELOAD): Define target hook.
12212 (TARGET_IRA_COVER_CLASSES): Ditto.
12213 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12214 registers are 128 bits if VSX memory reference instructions are used.
12215 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12216 unit is being used.
12217 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12218 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12219 Print several of the scheduling related parameters.
12220 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12221 rs6000_constraints instead of rs6000_vector_reg_class. Move
12222 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12223 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12224 Altivec. Add VSX support. Setup for secondary reload support on
12225 Altivec/VSX registers.
12226 (rs6000_override_options): Make power7 set the scheduling groups
12227 like the power5. Add support for new debug switches to override
12228 the scheduling defaults. Temporarily disable -mcpu=power7 from
12229 setting -mvsx. Add support for debug switches -malways-hint,
12230 -msched-groups, and -malign-branch-targets.
12231 (rs6000_buitlin_conversion): Add support for returning unsigned
12232 vector conversion functions to fix regressions due to stricter
12234 (rs6000_builtin_mul_widen_even): Ditto.
12235 (rs6000_builtin_mul_widen_odd): Ditto.
12236 (rs6000_builtin_vec_perm): Ditto.
12237 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12238 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12239 to zero a register.
12240 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12241 generated upstream.
12242 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12243 VSX types for bit operations. Changes to accomidate vector.md.
12244 (bdesc_2arg): Ditto.
12245 (bdesc_1arg): Ditto.
12246 (struct builtin_description_predicates): Rewrite predicate
12247 handling so that RTL describes the operation, instead of passing
12248 the instruction to be used as a string argument.
12249 (bdesc_altivec_preds): Ditto.
12250 (altivec_expand_predicate_builtin): Ditto.
12251 (altivec_expand_builtin): Ditto.
12252 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12253 statement for vsldoi support.
12254 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12255 (altivec_expand_st_builtin): Ditto.
12256 (paired_expand_builtin): Whitespace changes.
12257 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12258 builtin_mode_to_type table for secondary reload. Call
12259 builtin_function_type to build random builtin functions.
12260 (altivec_init_builtins): Change to use builtin_function_type to
12261 create builtin function types dynamically as we need them.
12262 (builtin_hash_function): New support for hashing the tree types
12263 for builtin function as we need it, rather than trying to build
12264 all of the trees that we need. Add initial preliminary VSX support.
12265 (builtin_function_type): Ditto.
12266 (builtin_function_eq): Ditto.
12267 (builtin_hash_struct): Ditto.
12268 (rs6000_init_builtins): Ditto.
12269 (rs6000_common_init_builtins): Ditto.
12270 (altivec_init_builtins): Ditto.
12271 (rs6000_common_init_builtins): Ditto.
12272 (enum reload_reg_type): New enum for simplifing reg classes.
12273 (rs6000_reload_register_type): Simplify register classes into GPR,
12274 Vector, and other registers. Altivec and VSX addresses in reload.
12275 (rs6000_secondary_reload_inner): Ditto.
12276 (rs6000_ira_cover_classes): New target hook, that returns the
12277 appropriate cover classes, based on -mvsx being used or not.
12278 (rs6000_secondary_reload_class): Add VSX support.
12279 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12280 (get_vsel_insn): Ditto.
12281 (rs6000_emit_vector_compare): Rewrite vector conditional support
12282 so that where we can, we use RTL operators, instead of blindly use
12284 (rs6000_emit_vector_select): Ditto.
12285 (rs6000_emit_vector_cond_expr): Ditto.
12286 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12287 (create_TOC_reference): Add -mdebug=addr support.
12288 (emit_frame_save): VSX loads/stores need register indexed addressing.
12290 * config/rs6000/rs6000.md: Include vector.md.
12292 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12295 support for V2DI, V2DF in logical, permute, select operations.
12297 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12298 switch for vsx/power7.
12299 (-mvsx-scalar-memory): Ditto.
12300 (-mvsx-align-128): Ditto.
12301 (-mallow-movmisalign): Ditto.
12302 (-mallow-df-permute): Ditto.
12303 (-msched-groups): Ditto.
12304 (-malways-hint): Ditto.
12305 (-malign-branch-targets): Ditto.
12307 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12309 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12310 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12311 (rs6000_vector_reg_class): Delete.
12312 (rs6000_vsx_reg_class): Ditto.
12313 (enum rs6000_reg_class_enum): New enum for the constraints that
12314 vary based on target switches.
12315 (rs6000_constraints): New array to hold the register class for all
12316 of the register constraints that vary based on the switches used.
12317 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12318 (enum rs6000_builtins): Add unsigned varients for the builtin
12319 declarations returned by target hooks for expanding multiplies,
12320 select, and permute operations. Add VSX builtins.
12321 (enum rs6000_builtin_type_index): Add entries for VSX.
12322 (V2DI_type_node): Ditto.
12323 (V2DF_type_node): Ditto.
12324 (unsigned_V2DI_type_node): Ditto.
12325 (bool_long_type_node): Ditto.
12326 (intDI_type_internal_node): Ditto.
12327 (uintDI_type_internal_node): Ditto.
12328 (double_type_internal_node): Ditto.
12330 * config/rs6000/altivec.md (whole file): Move all expanders to
12331 vector.md from altivec.md. Rename insn matching functions to be
12333 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12334 (altivec_vcmp*): Ditto.
12335 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12336 (VM): New iterator for moves that includes the VSX types.
12337 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12338 (altivec_vperm_<mode>_uns): New, for unsigned types.
12339 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12340 (altivec_eq<mode>): Ditto.
12341 (altivec_gt<mode>): Ditto.
12342 (altivec_gtu<mode>): Ditto.
12343 (altivec_eqv4sf): Ditto.
12344 (altivec_gev4sf): Ditto.
12345 (altivec_gtv4sf): Ditto.
12346 (altivec_vcmpbfp_p): Ditto.
12348 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12350 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12353 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12356 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12357 ASM_SHORT instead of .word.
12358 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12359 instead of .word in asm template.
12361 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12364 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12365 (process_bb_node_lives): Use it.
12367 * ira.c (setup_cover_and_important_classes): Don't setup
12368 ira_important_class_nums. Add cover classes to the end of
12370 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12372 (find_reg_class_closure): Use reorder_important_classes.
12374 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12376 * config/i386/i386.c (i386_ira_cover_classes): New function.
12377 (TARGET_IRA_COVER_CLASSES): Redefine.
12379 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12380 importance of order of cover classes in the array.
12382 2009-07-22 Diego Novillo <dnovillo@google.com>
12384 * tree-pass.h (TDF_EH): Define.
12385 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12386 contains TDF_EH, print the EH region number holding GS.
12387 * tree-dump.c (dump_options): Add "eh".
12388 * doc/invoke.texi: Document it.
12390 2009-07-22 Doug Kwan <dougkwan@google.com>
12392 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12394 2009-07-22 Michael Matz <matz@suse.de>
12396 PR tree-optimization/35229
12397 PR tree-optimization/39300
12399 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12400 (inhibit_phi_insertion): New function.
12401 (insert_into_preds_of_block): Call it for REFERENCEs.
12402 (init_pre): Initialize and finalize scalar evolutions.
12403 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12405 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12407 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12408 Use CONST_VECTOR_NUNITS to determine number of elements.
12410 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12412 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12413 (U, W): Constraints are now deprecated and will be removed if we
12414 run out of letters.
12415 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12417 ("prefetch"): Add the stcmh instruction for prefetching.
12418 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12420 (s390_short_displacement): Return always true if compiling for
12421 machines not providing the long displacement facility.
12422 (s390_mem_constraint): Support the new constraint letter Z.
12423 (s390_check_qrst_address): New function.
12425 2009-07-21 DJ Delorie <dj@redhat.com>
12427 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12430 2009-07-21 Jason Merrill <jason@redhat.com>
12432 * c-common.c (max_tinst_depth): Increase default to 1024.
12434 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12437 (vec_unpacku_float_lo_v4si): Ditto.
12439 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12443 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12444 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12445 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12447 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12449 PR tree-optimization/40813
12450 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12453 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12455 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12456 with a NOP_EXPR if needed.
12458 2009-07-21 Paul Brook <paul@codesourcery.com>
12460 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12461 Terminate debug dump with newline.
12463 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12465 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12466 Cast "1" to unsigned HOST_WIDE_INT.
12467 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12468 deposit length to the maximum length - lsb. Extend length if
12469 HOST_BITS_PER_WIDE_INT is 32.
12471 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12473 * cgraph.h (constant_pool_htab): New function.
12474 (constant_descriptor_tree): Move from varasm.c.
12475 * varasm.c (constant_pool_htab): New function.
12476 (constant_descriptor_tree): Move to cgraph.h.
12478 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12480 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12482 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12484 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12487 2009-07-20 Xinliang David Li <davidxl@google.com>
12489 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12491 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12493 * config/mips/mips.md (move_type): Add arith.
12494 (type): Handle arith.
12495 (zero_extendsidi2): Rename this into ...
12496 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12497 (zero_extendsidi2): New expander.
12498 (*zero_extendsidi2_dext): New pattern.
12500 2009-07-20 Nick Clifton <nickc@redhat.com>
12502 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12503 to set MIPS_ABI_DEFAULT.
12504 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12506 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12508 * tree-object-size.c (addr_object_size): Handle unions with
12509 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12511 PR tree-optimization/40792
12512 * tree.c (build_function_type_skip_args): Remove bogus assert.
12514 2009-07-20 Jan Hubicka <jh@suse.cz>
12515 Martin Jambor <mjambor@suse.cz>
12517 * cgraph.h (combined_args_to_skip): New field.
12518 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12519 combined_args_to_skip and args_to_skip.
12520 * tree-inline.c (update_clone_info): New function.
12521 (tree_function_versioning): Call update_clone_info.
12522 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12524 (cgraph_materialize_all_clones): More extensive dumping, working
12525 with combined_args_to_skip rather than args_to_skip.
12527 2009-07-20 Ira Rosen <irar@il.ibm.com>
12529 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12530 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12531 (get_initial_def_for_reduction): Likewise.
12532 (vectorizable_reduction): Skip the check of first operand in case
12533 of COND_EXPR. Add check that it is outer loop vectorization if
12534 nested cycle was detected. Call vectorizable_condition() for
12535 COND_EXPR. If reduction epilogue cannot be created do not fail for
12536 nested cycles (if it is not double reduction). Assert that there
12537 is only one type in the loop in case of COND_EXPR. Call
12538 vectorizable_condition() to vectorize COND_EXPR.
12539 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12540 Add parameters. Allow nested cycles if called from
12541 vectorizable_reduction(). Use reduction vector variable if provided.
12542 (vect_analyze_stmt): Call vectorizable_reduction() before
12543 vectorizable_condition().
12544 (vect_transform_stmt): Update call to vectorizable_condition().
12546 2009-07-20 Christian Bruel <christian.bruel@st.com>
12548 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12549 * doc/invoke.texi (-mfmovd): Likewise.
12550 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12552 2009-07-20 Jan Hubicka <jh@suse.cz>
12554 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12555 when handling SSA name.
12557 2009-07-19 Jan Hubicka <jh@suse.cz>
12559 PR tree-optimization/40676
12560 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12561 virtual PHIs in empty BBs.
12563 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12565 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12566 re-expanded the compound use gen_lowpart instead to convert to the
12569 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12571 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12572 OUTER_CONST arguments.
12573 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12574 the new wider mode will be masked off.
12575 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12577 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12579 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12580 high-order bits are zero.
12582 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12584 * combine.c (simplify_shift_const_1): Split code to determine
12585 shift_mode into ...
12586 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12587 new bits shifted in are identical to the old sign bit.
12589 2009-07-18 Richard Guenther <rguenther@suse.de>
12592 * gimplify.c (gimplify_call_expr): Reject code using results from
12593 functions returning void.
12595 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12597 * doc/md.texi: Document the new PowerPC "es" constraint.
12598 Document that "m" can include automodified addresses on this target,
12599 and explain how %U must be used. Extend the "Q" and "Z" documentation
12600 to suggest "es" as well as "m".
12601 * config/rs6000/constraints.md (es): New memory constraint.
12602 (Q, Z): Update strings to match new documentation.
12604 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12606 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12607 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12608 * config/rs6000/predicates.md (volatile_mem_operand): Use
12609 offsettable_nonstrict_memref_p.
12610 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12611 (*floatunssidf2_internal): Likewise.
12612 (*fix_truncdfsi2_internal): Likewise.
12613 (*fix_trunctfsi2_internal): Likewise.
12615 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12617 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12618 atmega32u2 devices.
12619 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12621 2009-07-17 Richard Guenther <rguenther@suse.de>
12624 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12625 (pass_warn_unused_result): Likewise.
12626 (TODO_set_props): Remove.
12627 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12629 (pass_diagnose_omp_blocks): Define.
12630 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12631 (c_gimple_diagnostics_recursively): Remove.
12632 (finish_function): Do not call it.
12633 (c_write_global_declarations): Continue after errors.
12634 Finalize the CU here.
12635 * c-gimplify.c (c_genericize): Do not gimplify here.
12636 * c-common.c (c_warn_unused_result): Move ...
12637 * tree-cfg.c (do_warn_unused_result): ... here.
12638 (run_warn_unused_result): New function.
12639 (gate_warn_unused_result): New function.
12640 (pass_warn_unused_result): New pass.
12641 * c-common.h (c_warn_unused_result): Remove.
12642 * flags.h (flag_warn_unused_result): Declare.
12643 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12644 * opts.c (flag_warn_unused_result): Initialize to false.
12645 * toplev.c (compile_file): Add comment.
12646 * omp-low.c (create_omp_child_function): Do not register
12647 the function with the frontend.
12648 (diagnose_omp_structured_block_errors): Prepare to be
12649 called as optimization pass.
12650 (gate_diagnose_omp_blocks): New function.
12651 (pass_diagnose_omp_blocks): New pass.
12652 * cgraph.h (cgraph_optimize): Remove.
12653 (cgraph_analyze_function): Likewise.
12654 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12655 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12656 before their parents here.
12657 (cgraph_finalize_function): Not here.
12658 (cgraph_analyze_function): Gimplify functions here.
12659 (cgraph_finalize_compilation_unit): Continue after errors.
12660 Optimize the callgraph from here.
12661 (cgraph_optimize): Make static.
12662 * langhooks.c (write_global_declarations): Finalize the CU.
12663 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12664 (gimplify_function_tree): Assert we gimplify only once.
12665 Set PROP_gimple_any property.
12666 * tree-nested.c (gimplify_all_functions): New function.
12667 (lower_nested_functions): Gimplify all nested functions.
12668 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12669 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12670 and pass_diagnose_omp_blocks after gimplification. Do not
12671 set TODO_set_props on all_lowering_passes.
12672 (execute_one_pass): Do not handle TODO_set_props.
12673 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12674 (gimplify.o): Add tree-pass.h dependency.
12675 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12676 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12677 (unsave_r): Likewise.
12678 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12679 temporary variable.
12681 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12683 * doc/service.texi (Service): Restore previously removed link,
12684 which isn't broken after all.
12686 2009-07-17 Richard Guenther <rguenther@suse.de>
12688 PR tree-optimization/40321
12689 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12690 PHI nodes to the maximal set.
12691 (make_values_for_phi): Add PHI arguments to the maximal set.
12692 (execute_pre): Dump PHI_GEN and the maximal set.
12694 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12697 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12700 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12702 * doc/extend.texi (Nested Functions): Replace broken link with
12704 * doc/service.texi (Service): Remove broken link.
12706 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12709 * builtins.c (expand_builtin_memcmp): Use loc instead of
12710 EXPR_LOCATION (exp).
12711 (expand_builtin_strncmp): Likewise.
12713 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12714 Manuel López-Ibáñez <manu@gcc.gnu.org>
12717 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12718 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12719 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12720 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12721 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12722 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12723 tree-inline.c, c-common.c, c-common.h, gimple.c,
12724 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12725 convert.c: Add location argument to fold_{unary,binary,ternary},
12726 fold_build[123], build_call_expr, build_size_arg,
12727 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12728 fold_build1_initializer, fold_build2_initializer,
12729 fold_build3_initializer, fold_build_call_array,
12730 fold_build_call_array_initializer, fold_single_bit_test,
12731 omit_one_operand, omit_two_operands, invert_truthvalue,
12732 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12733 combine_comparisons, fold_builtin_*, fold_call_expr,
12734 build_range_check, maybe_fold_offset_to_address, round_up,
12737 2009-07-16 Jason Merrill <jason@redhat.com>
12740 * c-common.c (c_common_reswords): Add __is_standard_layout
12742 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12743 * doc/implement-cxx.texi: New.
12744 * doc/gcc.texi: Include it.
12746 2009-07-16 DJ Delorie <dj@redhat.com>
12748 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12749 compares that may be indirectly affected by previous instructions.
12751 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12753 * builtins.c (do_mpc_arg2): New.
12754 (fold_builtin_2): Fold builtin cpow.
12755 * real.h (HAVE_mpc_pow): New.
12757 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12759 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12760 comparison to skip unprofitable schedule
12762 2009-07-16 Simon Baldwin <simonb@google.com>
12764 * gcc.c (option_map): New flag -no-canonical-prefixes.
12765 * (display_help): Print help text for new flag.
12766 * (process_command): Move options translation and language specifics
12767 and handle new flag early. Use it to set a function pointer to a
12768 prefix builder. Replace make_relative_prefix calls with calls to
12769 the function pointed to. Ignore new flag in regular options handling.
12770 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12772 2009-07-15 DJ Delorie <dj@redhat.com>
12774 * config/mep/mep.md (sibcall_internal): Change register to avoid
12775 argument registers.
12776 (sibcall_value_internal): Likewise.
12778 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12780 PR rtl-optimization/40710
12781 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12783 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12785 * config/mips/mips.md (*extenddi_truncate<mode>,
12786 *extendsi_truncate<mode>): Change type attribute to move_type
12787 with shift_shift. Split out code handling exts from here ...
12788 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12790 (*extendhi_truncateqi): Change type attribute to move_type with
12791 shift_shift. Split out code handling exts from here ...
12792 (*extendhi_truncateqi_exts): ... to this new pattern.
12794 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12797 instead of "and" with inverted sign bit mask value. Use
12798 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12799 Allocate registers only for operand 4 and operand 5.
12801 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12803 PR middle-end/40747
12804 * fold-const.c (fold_cond_expr_with_comparison): When folding
12805 < and <= to MIN, make sure the MIN uses the same type as the
12806 comparison's operands.
12808 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12810 * arm.md (ior_xor): New code iterator.
12811 (split for ior/xor with shift and zero-extend): New split pattern.
12812 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12814 2009-07-15 Richard Guenther <rguenther@suse.de>
12816 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12819 2009-07-15 Richard Guenther <rguenther@suse.de>
12821 PR middle-end/40753
12822 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12824 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12826 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12827 handle 2.6.30 kernel.
12829 2009-07-15 DJ Delorie <dj@redhat.com>
12831 * config/mep/mep.md (sibcall_internal): Change register to allow
12832 for 24-bit addresses.
12833 (sibcall_value_internal): Likewise.
12835 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12837 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12838 that are enabled/disabled by the flags introduced by a previous patch.
12840 2009-07-14 DJ Delorie <dj@redhat.com>
12842 * config/mep/mep.md (sibcall_internal): Include non-toggling
12844 (sibcall_value_internal): Likewise.
12846 2009-07-14 Taras Glek <tglek@mozilla.com>
12847 Rafael Espindola <espindola@google.com>
12849 * doc/sourcebuild.texi: Document install-plugin target.
12850 * configure.ac: Added install-plugin target to language makefiles.
12851 * configure: Regenerate.
12852 * Makefile.in (install-plugin): Install more headers,
12853 depend on lang.install-plugin.
12855 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12857 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12860 2009-07-14 DJ Delorie <dj@redhat.com>
12862 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12863 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12864 * config/mep/mep.md (sibcall_internal): Change test from
12865 mep_vliw_mode_match to mep_vliw_jmp_match.
12866 (sibcall_value_internal): Likewise.
12868 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/sse.md (copysign<mode>3): New expander.
12871 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12872 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12873 Use ix86_build_const_vector.
12874 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12875 IX86_BUILTIN_CPYSGNPD.
12876 (builtin_description): Add __builtin_ia32_copysignps and
12877 __builtin_ia32_copysignpd.
12878 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12879 and BUILT_IN_COPYSIGNF.
12881 2009-07-13 Jason Merrill <jason@redhat.com>
12883 * builtins.c (can_trust_pointer_alignment): New fn.
12884 (get_pointer_alignment): Factor it out from here.
12885 * tree.h: Declare it.
12887 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12889 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12892 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12896 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12898 2009-07-14 Richard Guenther <rguenther@suse.de>
12899 Andrey Belevantsev <abel@ispras.ru>
12901 PR middle-end/40745
12902 * cfgexpand.c (partition_stack_vars): Do not bother to update
12903 alias information when not optimizing.
12905 2009-07-14 Richard Guenther <rguenther@suse.de>
12906 Andrey Belevantsev <abel@ispras.ru>
12908 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12909 (pt_solution_set): Likewise.
12910 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12911 * tree-ssa-structalias.c (pt_solution_set): New function.
12912 * final.c (rest_of_clean_state): Free SSA data structures.
12913 * print-rtl.c (print_decl_name): Remove.
12914 (print_mem_expr): Implement in terms of print_generic_expr.
12915 * alias.c (ao_ref_from_mem): New function.
12916 (rtx_refs_may_alias_p): Likewise.
12917 (true_dependence): Query alias-export info.
12918 (canon_true_dependence): Likewise.
12919 (write_dependence_p): Likewise.
12920 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12922 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12923 (mem_expr_equal_p): Use operand_equal_p.
12924 (set_mem_attributes_minus_bitpos): Do not use
12925 component_ref_for_mem_expr.
12926 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12927 (update_alias_info_with_stack_vars): Likewise.
12928 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12929 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12930 explicitly nor clear stmt operands.
12931 Free the decl-to-pointer map.
12932 * tree-optimize.c (execute_free_datastructures): Do not free
12933 SSA data structures here.
12934 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12935 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12936 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12938 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12940 2009-07-13 DJ Delorie <dj@redhat.com>
12942 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12943 unrolling at the right iteration count.
12945 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12948 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12950 * haifa-sched.c (rank_for_schedule): Introduced flags to
12951 enable/disable individual scheduling heuristics.
12952 * common.opt: Introduced flags to enable/disable individual
12953 heuristics in the scheduler.
12954 * doc/invoke.texi: Introduced flags to enable/disable individual
12955 heuristics in the scheduler.
12957 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12959 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12960 config/i386/mingw-tls.c.
12961 * config/i386/mingw-tls.c: Removed.
12963 2009-07-13 Ira Rosen <irar@il.ibm.com>
12965 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12966 checks access only relevant statements.
12967 (vectorizable_reduction): Likewise.
12969 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12971 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12972 just for 32-bit case.
12974 2009-07-12 Jan Hubicka <jh@suse.cz>
12976 PR tree-optimization/40585
12977 * except.c (expand_resx_expr): When there already is resume
12978 instruction, produce linked list.
12979 (build_post_landing_pads): Assert that resume is empty.
12980 (connect_post_landing_pads): Handle resume lists.
12981 (dump_eh_tree): Dump resume list.
12983 2009-07-12 Ira Rosen <irar@il.ibm.com>
12985 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12986 with additional argument.
12987 * tree-vectorizer.h (enum vect_def_type): Add
12988 vect_double_reduction_def.
12989 (vect_is_simple_reduction): Add argument.
12990 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12992 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12993 vect_is_simple_reduction with additional argument.
12994 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12996 (reduction_code_for_scalar_code): Handle additional codes by
12997 returning ERROR_MARK for them. Fix comment and indentation.
12998 (vect_is_simple_reduction): Fix comment, add argument to specify
12999 double reduction. Detect double reduction.
13000 (get_initial_def_for_induction): Fix indentation.
13001 (get_initial_def_for_reduction): Fix comment and indentation.
13002 Handle double reduction. Create initial definitions that do not
13003 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13004 (vect_create_epilog_for_reduction): Fix comment, add argument to
13005 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13006 epilogue result extraction. Create double reduction phi node and
13007 replace relevant uses.
13008 (vectorizable_reduction): Call vect_is_simple_reduction with
13009 additional argument. Fix indentation. Update epilogue code treatment
13010 according to the changes in reduction_code_for_scalar_code. Check
13011 for double reduction. Call vect_create_epilog_for_reduction with
13012 additional argument.
13013 * tree-vect-stmts.c (process_use): Handle double reduction, update
13015 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13016 (vect_get_vec_def_for_operand): Likewise.
13018 2009-07-12 Danny Smith <dansmister@gmail.com>
13020 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13021 dllexport if !TREE_PUBLIC.
13022 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13024 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13026 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13027 (avr_extra_arch_macro) Remove declatation.
13028 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13029 (avr_extra_arch_macro) Declare as static.
13030 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13032 2009-07-11 Jan Hubicka <jh@suse.cz>
13034 PR middle-end/48388
13035 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13037 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13040 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13041 cold_in_std_section bits.
13042 (dwarf2out_begin_prologue): Initialize them.
13043 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13044 if already covered by text_section or cold_text_section range.
13046 PR rtl-optimization/40667
13047 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13048 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13049 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13050 * config/i386/i386.c (ix86_minimum_alignment): New function.
13051 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13052 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13053 * emit-rtl.c (gen_reg_rtx): Likewise.
13054 * function.c (assign_parms): Likewise. If nominal_type needs
13055 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13056 rather than passed_type's alignment.
13059 * function.c (assign_parm_setup_stack): Adjust
13060 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13061 from nominal_mode on big endian.
13063 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13065 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13067 2009-07-10 DJ Delorie <dj@redhat.com>
13069 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13071 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13073 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13075 (thumb2_cbnz): Likewise.
13077 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13080 * config.gcc (supported_defaults): Add synci.
13081 (with_synci): Add validation.
13082 (all_defaults): Add synci.
13083 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13086 * config/mips/mips.opt (msynci): New option.
13087 * config/mips/mips.c (mips_override_options): Warn on use of
13088 -msynci for targets that do now support it.
13089 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13091 * gcc/doc/invoke.texi (-msynci): Document the new option.
13092 * doc/install.texi (--with-synci): Document the new option.
13094 2009-07-10 Richard Guenther <rguenther@suse.de>
13096 PR tree-optimization/40496
13097 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13098 the PHI result with a compatible type.
13100 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13104 * c.opt (Wunused-result): New.
13105 * doc/invoke.texi: Document it.
13106 * c-common.c (c_warn_unused_result): Use it.
13108 2009-07-09 DJ Delorie <dj@redhat.com>
13110 * targhooks.c (default_target_can_inline_p): Rename from
13111 default_target_option_can_inline_p.
13112 * targhooks.h (default_target_can_inline_p): Likewise.
13113 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13114 TARGET_OPTION_CAN_INLINE_P.
13115 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13116 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13117 (mep_target_can_inline_p): Rename from
13118 mep_target_option_can_inline_p.
13121 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13122 registers used to pass vectors.
13124 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13126 2009-07-09 Tom Tromey <tromey@redhat.com>
13128 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13129 * config/mmix/mmix.c: Include dwarf2.h.
13130 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13131 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13132 * config/sh/sh.c: Include dwarf2.h.
13133 * config/i386/i386.c: Include dwarf2.h.
13134 * Makefile.in (DWARF2_H): Remove 'elf'.
13135 * except.c: Include dwarf2.h.
13136 * unwind-dw2.c: Include dwarf2.h.
13137 * dwarf2out.c: Include dwarf2.h.
13138 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13139 * unwind-dw2-fde.c: Include dwarf2.h.
13140 * dwarf2asm.c: Include dwarf2.h.
13142 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13144 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13145 (max_issue): Use it.
13146 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13148 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13149 (region_sched_info): Update.
13150 * sched-ebb.c (ebb_sched_info): Update.
13151 * modulo-sched.c (sms_sched_info): Update.
13152 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13154 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13156 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13158 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13160 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13162 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13164 PR middle-end/40692
13165 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13166 arg1 with arg01 if arg1 is already INTEGER_CST.
13168 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13170 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13171 Transform (and (truncate)) into (truncate (and)).
13173 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13175 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13176 creating LHS paradoxical subregs. Fix surrounding returns to
13177 use NULL_RTX rather than 0.
13179 2009-07-08 DJ Delorie <dj@redhat.com>
13181 * config/mep/mep.c (mep_option_can_inline_p): New.
13182 (TARGET_OPTION_CAN_INLINE_P): Define.
13184 2009-07-08 Mark Wielaard <mjw@redhat.com>
13187 * dwarf2out.c (add_data_member_location_attribute): When we have
13188 only a constant offset don't emit a new location description using
13189 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13192 2009-07-08 Richard Henderson <rth@redhat.com>
13195 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13196 (enum reg_class): Add CLOBBERED_REGS.
13197 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13198 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13199 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13200 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13201 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13202 force 64-bit sibcalls into R11.
13203 * config/i386/constraints.md (U): New constraint.
13204 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13205 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13206 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13208 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13210 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13212 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13213 * ebitmap.h (dump_ebitmap): Ditto.
13214 * optabs.h (optab_libfunc): Ditto.
13215 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13216 * tree-flow.h (vect_can_force_dr_alignment_p,
13217 get_vectype_for_scalar_type): Ditto.
13218 (vectorize_loops): Move prototype to ...
13219 * tree-vectorizer.h: ... here. Also, adjust comment.
13220 (vect_set_verbosity_level): Remove duplicate prototype.
13221 * tree-ssa-loop.c: Include tree-vectorizer.h.
13222 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13224 2009-07-08 Nick Clifton <nickc@redhat.com>
13226 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13229 2009-07-08 DJ Delorie <dj@redhat.com>
13231 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13232 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13233 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13235 * config/mep/intrinsics.md: Regenerated.
13236 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13237 registers when asm() or calls are detected.
13239 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13242 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13244 * gimple (gimple_build_call_from_tree): Likewise.
13245 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13246 no_warning flag before warning.
13248 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13250 * tree.c (set_expr_locus): Remove.
13251 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13252 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13254 * gimplify.c (internal_get_tmp_var): Likewise.
13255 (gimplify_call_expr): Likewise.
13256 (gimplify_one_sizepos): Likewise.
13258 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13261 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13262 to variables for debugging purposes.
13264 2009-06-23 Mark Loeser <mark@halcy0n.com>
13267 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13269 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13271 * pretty-print.c (pp_base_format): Remove %J.
13272 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13273 gcc_cxxdiag_char_table): Likewise.
13274 (init_dynamic_diag_info): Likewise.
13276 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13278 * pretty-print.c (pp_base_format): Remove %H.
13279 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13280 gcc_cxxdiag_char_table): Likewise.
13281 (init_dynamic_diag_info): Likewise.
13282 * config/mep/mep.c (mep_select_section): Likewise.
13284 2009-07-07 Duncan Sands <baldrick@free.fr>
13286 * final.c (pass_clean_state): Give the pass a name.
13287 * passes.c (pass_rest_of_compilation): Likewise.
13288 * tree-optimize.c (pass_all_optimizations): Likewise.
13290 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13292 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13293 an extra 'decl' for error_at.
13295 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13297 PR middle-end/40669
13298 * tree-tailcall.c (adjust_return_value_with_ops,
13299 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13300 if it has complex or vector type.
13302 2009-07-07 Olivier Hainque <hainque@adacore.com>
13304 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13307 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13309 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13311 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13313 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13314 * c-decl.c: Likewise.
13315 * function.c: Likewise.
13316 * varasm.c: Likewise.
13317 * tree-ssa.c: Likewise.
13318 * c-common.c: Likewise.
13319 * tree-cfg.c: Likewise.
13320 * config/spu/spu.c: Likewise.
13321 * config/ia64/ia64.c: Likewise.
13322 * config/v850/v850.c: Likewise.
13324 2009-07-06 DJ Delorie <dj@redhat.com>
13326 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13327 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13328 unspecified accesses to control registers.
13329 * config/mep/intrinsics.md: Regenerate.
13330 * config/mep/intrinsics.h: Regenerate.
13331 * config/mep/mep-intrin.h: Regenerate.
13333 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13335 * c-lex.c: Replace %H by an explicit location. Update all calls.
13336 * c-common.c: Likewise.
13337 * c-decl.c: Likewise.
13338 * c-typeck.c: Likewise.
13339 * fold-const.c: Likewise.
13340 * gimplify.c: Likewise.
13341 * stmt.c: Likewise.
13342 * tree-cfg.c: Likewise.
13343 * tree-ssa-loop-niter.c: Likewise.
13344 * tree-vrp.c: Likewise.
13345 * value-prof.c: Likewise.
13347 2009-07-06 Diego Novillo <dnovillo@google.com>
13349 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13350 if it has one. Handle cases where VAR does not have an
13351 annotation or cfun is NULL.
13353 2009-07-06 Diego Novillo <dnovillo@google.com>
13355 * tree.c: Include debug.h.
13356 (initialize_tree_contains_struct): New.
13357 (init_ttree): Call it.
13358 (tree_node_structure_for_code): Factor out of ...
13359 (tree_node_structure): ... here.
13360 * treestruct.def (TS_PHI_NODE): Remove.
13361 (TS_GIMPLE_STATEMENT): Remove.
13363 2009-07-06 Diego Novillo <dnovillo@google.com>
13365 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13366 (debug_tree_chain): Handle cycles.
13368 2009-07-06 Nick Clifton <nickc@redhat.com>
13369 DJ Delorie <dj@redhat.com>
13371 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13372 __FMOVD_ENABLED__ is defined.
13374 (TARGET_FMOVD): Provide a default definition.
13375 (MASK_FMOVD): Likewise.
13376 (TARGET_CPU_CPP_BUILTINS): Define
13377 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13378 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13379 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13380 (split for DF load from memory into register): Also handle
13381 MEMs which consist of REG+DISP addressing.
13382 (split for DF store from register to memory): Likewise.
13383 (movsf_ie): Always use single fp_mode.
13384 * config/sh/sh.c (sh_override_options): Do not automatically
13385 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13386 that to the -mfmovd command line switch.
13387 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13388 (fldi_ok): Always allow.
13389 * config/sh/sh.opt (mfmovd): Remove this switch.
13390 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13392 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13393 Kaz Kojima <kkojima@gcc.gnu.org>
13395 PR rtl-optimization/30807
13396 * postreload.c (reload_combine): For every new use of REG_SUM,
13397 record the use of BASE.
13399 2009-07-06 Jan Hubicka <jh@suse.cz>
13401 * params.def: Revert my accidental commit at 2009-06-30.
13403 2009-07-04 Ian Lance Taylor <iant@google.com>
13406 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13408 (mingw_format_attribute_overrides): Likewise.
13410 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13413 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13414 don't check cfa.reg. Instead of cfa.indirect use
13415 fde && fde->drap_reg != INVALID_REGNUM test.
13417 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13419 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13421 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13424 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13426 2009-07-03 Richard Guenther <rguenther@suse.de>
13428 PR tree-optimization/40640
13429 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13432 2009-07-03 Jan Hubicka <jh@suse.cz>
13434 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13435 for size, reduce amount of inlining.
13437 2009-07-03 Richard Guenther <rguenther@suse.de>
13439 PR middle-end/34163
13440 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13441 if t +- x is known to not overflow and the conversion widens the
13443 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13445 2009-07-03 Jan Hubicka <jh@suse.cz>
13447 * ipa-pure-const.c (analyze): Update loop optimizer init.
13448 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13449 try_remove_empty_loop, remove_empty_loops): Remove.
13450 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13451 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13452 to mark regular loops as neccesary.
13453 (degenerate_phi_p): New function.
13454 (propagate_necessity, remove_dead_phis): Use it.
13455 (forward_edge_to_pdom): Likewise.
13456 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13457 virtual PHI nodes that became unreachable.
13458 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13459 * tree-flow.h (remove_empty_loops): Remove.
13460 * passes.c (init_optimization_passes): Remove.
13462 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13464 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13465 can_create_pseudo_p.
13466 (*fix_trunc<mode>_i387_1): Ditto.
13467 (*floathi<mode>2_1): Ditto.
13468 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13469 (*fistdi2_1): Ditto.
13470 (*fist<mode>2_1): Ditto.
13471 (frndintxf2_floor): Ditto.
13472 (*fist<mode>2_floor_1): Ditto.
13473 (frndintxf2_ceil): Ditto.
13474 (*fist<mode>2_ceil_1): Ditto.
13475 (frndintxf2_trunc): Ditto.
13476 (frndintxf2_mask_pm): Ditto.
13477 (fxam<mode>2_i387_with_temp): Ditto.
13478 * config/i386/sse.md (mulv16qi3): Ditto.
13479 (*sse2_mulv4si3): Ditto.
13481 (sse4_2_pcmpestr): Ditto.
13482 (sse4_2_pcmpistr): Ditto.
13484 2009-07-03 Jan Hubicka <jh@suse.cz>
13486 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13487 (mark_stmt_necessary): Set it.
13488 (mark_operand_necessary): Set it.
13489 (mark_control_dependent_edges_necessary): Set it.
13490 (mark_virtual_phi_result_for_renaming): New function.
13491 (get_live_post_dom): New function.
13492 (forward_edge_to_pdom): New function.
13493 (remove_dead_stmt): Fix handling of control dependences.
13494 (tree_dce_init): Init new bitmap.
13495 (tree_dce_done): Free it.
13497 2009-07-02 Richard Guenther <rguenther@suse.de>
13500 * tree-ssa-structalias.c (new_var_info): Initialize
13503 2009-07-02 Jan Hubicka <jh@suse.cz>
13505 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13508 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13510 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13511 instead of recomputing it. Adjust calls.
13512 (emit_store_flag): Adjust recursive calls.
13514 2009-07-02 Richard Guenther <rguenther@suse.de>
13516 * tree-ssa-live.c (remove_unused_locals): Do not remove
13518 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13519 of DECL_EXTERNAL for HEAP variables.
13520 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13521 HEAP variables. Do not adjust RESTRICT vars.
13522 (find_what_var_points_to): Nobody cares if something
13523 points to READONLY.
13525 2009-07-02 Ben Elliston <bje@au.ibm.com>
13527 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13528 pc_low and pc_high declarations to the top of the function.
13530 2009-07-01 DJ Delorie <dj@redhat.com>
13532 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13533 registers as fixed.
13534 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13535 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13536 unspecified accesses to control registers.
13537 * config/mep/intrinsics.md: Regenerate.
13538 * config/mep/intrinsics.h: Regenerate.
13539 * config/mep/mep-intrin.h: Regenerate.
13541 2009-07-01 Anthony Green <green@moxielogic.com>
13543 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13544 instruction when possible.
13545 (moxie_expand_prologue): Ditto. Also, save an instruction and
13546 some complexity by popping off of $r12 instead of $sp.
13547 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13550 2009-07-01 Richard Henderson <rth@redhat.com>
13553 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13554 contained no insns, reposition note before last insn.
13556 2009-07-01 Richard Henderson <rth@redhat.com>
13559 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13560 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13562 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13565 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13566 darwin9 for printing reg addresses with %y.
13568 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13570 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13571 truncation from operands in binary operations.
13573 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13576 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13577 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13578 subreg of op0 to the original op0.
13580 * expmed.c (store_bit_field_1): Use a temporary as the destination
13581 instead of a paradoxical subreg when we need to truncate the result.
13583 2009-07-01 DJ Delorie <dj@redhat.com>
13585 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13586 names to VLIW variants.
13587 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13588 * config/mep/intrinsics.md: Regenerate.
13589 * config/mep/intrinsics.h: Regenerate.
13590 * config/mep/mep-intrin.h: Regenerate.
13592 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13595 * jump.c (returnjump_p): Revert last patch.
13596 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13598 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13601 * pa.md (casesi32p): Use jump table label to determine the offset
13603 (casesi64p): Likewise.
13605 * pa.c (forward_branch_p): Return bool type. Use instruction
13606 addresses when available. Assert that INSN has a jump label.
13607 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13610 2009-07-01 Richard Guenther <rguenther@suse.de>
13612 PR tree-optimization/19831
13613 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13614 that only act as barriers do not make any previous stores necessary.
13615 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13616 HEAP variables global, do not add a constraint from nonlocal.
13617 (find_func_aliases): Handle escapes through return statements.
13618 (compute_points_to_sets): Make escaped HEAP variables global.
13620 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13623 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13624 after reducing a DImode cstore to SImode.
13626 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13628 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13629 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13631 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13633 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13634 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13636 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13637 and umod_optab if TARGET_BSD_DIVMOD.
13638 * config/vax/lib1funcs.asm: New file.
13639 * config/vax/t-linux: New file.
13640 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13642 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13645 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13646 to type arguments that have void type.
13649 * dwarf2out.c (gen_formal_parameter_die): Call
13650 equate_decl_number_to_die if node is different from origin.
13652 2009-06-30 Anthony Green <green@moxielogic.com>
13654 Clean up moxie port for --enable-build-with-cxx.
13655 * config/moxie/moxie.c (moxie_function_value): First two
13656 parameters are const_tree, not tree.
13657 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13658 (REG_CLASS_NAMES): Ditto.
13659 (REGNO_REG_CLASS): Ditto.
13660 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13661 (moxie_function_value): Fix constyness of arguments.
13663 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13665 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13666 finalize_size_functions before further processing.
13667 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13668 (variable_size): Call self_referential_size on size expressions
13669 that contain a PLACEHOLDER_EXPR.
13670 (size_functions): New static variable.
13671 (copy_self_referential_tree_r): New static function.
13672 (self_referential_size): Likewise.
13673 (finalize_size_functions): New global function.
13674 * tree.c: Include tree-inline.h.
13675 (push_without_duplicates): New static function.
13676 (find_placeholder_in_expr): New global function.
13677 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13679 <tcc_expression>: Likewise.
13680 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13681 the call in the expression.
13682 * tree.h (finalize_size_functions): Declare.
13683 (find_placeholder_in_expr): Likewise.
13684 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13685 (substitute_placeholder_in_expr): Update comment.
13686 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13688 (copy_tree_body_r): Likewise.
13689 (copy_tree_body): New static function.
13690 (maybe_inline_call_in_expr): New global function.
13691 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13692 (maybe_inline_call_in_expr): Declare.
13693 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13694 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13697 2009-06-30 Richard Guenther <rguenther@suse.de>
13699 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13701 (propagate_necessity): Do not mark reaching defs of stores
13704 2009-06-30 Jan Hubicka <jh@suse.cz>
13706 * cfgloopanal.c (check_irred): Move into ...
13707 (mark_irreducible_loops): ... here; return true if ireducible
13709 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13710 (analyze_function): Try to prove loop finiteness.
13711 * cfgloop.h (mark_irreducible_loops): Update prototype.
13712 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13714 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13716 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13718 2009-06-30 Ira Rosen <irar@il.ibm.com>
13720 PR tree-optimization/40542
13721 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13724 2009-06-30 Martin Jambor <mjambor@suse.cz>
13726 PR tree-optimization/40582
13727 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13728 than useless_type_conversion_p.
13729 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13732 2009-06-30 Martin Jambor <mjambor@suse.cz>
13734 PR middle-end/40554
13735 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13737 2009-06-30 Richard Guenther <rguenther@suse.de>
13739 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13740 use ao_ref references.
13741 (walk_aliased_vdefs): Likewise.
13742 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13743 * tree-ssa-dce.c (struct ref_data): Remove.
13744 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13745 (mark_aliased_reaching_defs_necessary): Adjust.
13746 (mark_all_reaching_defs_necessary_1): Likewise.
13748 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13751 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13752 (emit_store_flag_1): Extract from emit_store_flag, adjust
13753 calls to (what now is) emit_cstore.
13754 (emit_store_flag): Call emit_store_flag_1 and also use it
13755 for what used to be recursive calls.
13757 2009-06-30 Wei Guozhi <carrot@google.com>
13760 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13761 if the target bb post dominates from bb.
13762 * config/i386/i386.c (memory_address_length): Check existence of base
13763 register before using it.
13765 2009-06-30 Nick Clifton <nickc@redhat.com>
13766 DJ Delorie <dj@redhat.com>
13768 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13769 __FMOVD_ENABLED__ is defined.
13771 (TARGET_FMOVD): Provide a default definition.
13772 (MASK_FMOVD): Likewise.
13773 (TARGET_CPU_CPP_BUILTINS): Define
13774 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13775 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13776 two fmov instructions depending upon whether TARGET_FMOVD is
13778 (split for DF load from memory into register): Also handle
13779 MEMs which consist of REG+DISP addressing.
13780 (split for DF store from register to memory): Likewise.
13781 * config/sh/sh.opt (mfmovd): Remove this switch.
13782 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13783 * config/sh/sh.c (sh_override_options): Do not automatically
13784 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13785 that to the -mfmovd command line switch.
13787 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13789 (fldi_ok): Always allow.
13790 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13792 2009-06-29 DJ Delorie <dj@redhat.com>
13794 * doc/install.texi (mep-x-elf): Correct chip's full name.
13796 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13798 * doc/extend.texi: Fix typo.
13800 2009-06-29 Tom Tromey <tromey@redhat.com>
13802 * dwarf2.h: Remove.
13803 * Makefile.in (DWARF2_H): New variable.
13804 (except.o): Use it.
13805 (dwarf2out.o): Likewise.
13806 (dwarf2asm.o): Likewise.
13807 * config/i386/t-i386: Use DWARF2_H.
13808 * except.c: Include elf/dwarf2.h.
13809 * unwind-dw2.c: Include elf/dwarf2.h.
13810 * dwarf2out.c: Include elf/dwarf2.h.
13811 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13812 <dtprel>: New field.
13813 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13814 (size_of_loc_descr): Likewise.
13815 (output_loc_operands_raw): Likewise.
13816 (output_loc_operands): Handle new dtprel field.
13817 (loc_checksum): Update.
13818 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13819 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13820 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13821 * dwarf2asm.c: Include elf/dwarf2.h.
13822 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13823 * config/mmix/mmix.c: Include elf/dwarf2.h.
13824 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13825 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13826 * config/sh/sh.c: Include elf/dwarf2.h.
13827 * config/i386/i386.c: Include elf/dwarf2.h.
13829 2009-06-29 DJ Delorie <dj@redhat.com>
13831 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13833 * doc/extend.texi: Add MeP attributes and pragmas.
13834 * doc/invoke.text: Add MeP Options.
13835 * doc/contrib.texi: Add MeP contribution.
13836 * doc/md.texi: Add MeP constraints.
13837 * doc/install.texi: Add MeP target.
13839 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13841 * target.h (struct gcc_target): Add frame_pointer_required field.
13842 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13843 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13844 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13846 * reload1.c (update_eliminables): (Ditto.).
13847 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13848 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13849 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13851 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13853 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13854 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13855 (arm_frame_pointer_required): New function.
13857 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13858 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13859 (avr_frame_pointer_required_p): Declare as static.
13860 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13862 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13863 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13864 (bfin_frame_pointer_required): Make as static, change return type
13866 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13868 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13869 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13870 (cris_frame_pointer_required): New function.
13872 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13874 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13875 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13876 (fr30_frame_pointer_required): New function.
13878 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13879 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13880 (frv_frame_pointer_required): Make as static, change return type
13882 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13884 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13885 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13886 (ix86_frame_pointer_required): Make as static, change return type to
13888 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13890 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13891 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13893 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13895 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13897 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13899 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13900 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13901 (mips_frame_pointer_required): Make as static.
13902 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13904 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13905 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13906 (mmix_frame_pointer_required): Mew function.
13908 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13909 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13911 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13913 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13915 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13917 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13918 (CAN_ELIMINATE): Redefine.
13919 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13920 (sparc_frame_pointer_required): New function.
13921 (sparc_can_eliminate): New function.
13922 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13924 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13925 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13927 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13928 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13929 (xtensa_frame_pointer_required): Make as static, change return type
13931 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13934 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13936 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13937 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13938 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13939 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13940 (register_callback): Handle PLUGIN_START_UNIT.
13941 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13943 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13945 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13947 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13948 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13950 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13952 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13955 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13957 * doc/extend.texi (Additional Floating Types): __float128 is also
13958 supported on i386 targets.
13960 2009-06-29 Richard Guenther <rguenther@suse.de>
13962 PR middle-end/14187
13963 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13965 (pt_solutions_same_restrict_base): Declare.
13966 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13968 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13969 (make_constraint_from, make_copy_constraint): Move earlier.
13970 (make_constraint_from_heapvar): New function.
13971 (make_constraint_from_restrict): Likewise.
13972 (handle_lhs_call): Use it.
13973 (find_func_aliases): Use it to track conversions to restrict
13974 qualified pointers.
13975 (struct fieldoff): Add only_restrict_pointers flag.
13976 (push_fields_onto_fieldstack): Initialize it.
13977 (create_variable_info_for): Track global restrict qualified pointers.
13978 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13979 Track restrict qualified pointer arguments.
13980 (set_uids_in_ptset): Use varinfo is_global_var flag.
13981 (find_what_var_points_to): Set the vars_contains_restrict flag.
13982 Always create the points-to solution for sets including restrict tags.
13983 (pt_solutions_same_restrict_base): New function.
13984 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13985 qualified pointers use pt_solutions_same_restrict_base as
13986 additional source for disambiguation.
13988 2009-06-29 Richard Guenther <rguenther@suse.de>
13990 PR middle-end/38212
13991 * alias.c (find_base_decl): Remove.
13992 (get_deref_alias_set_1): Remove restrict handling.
13993 * c-common.c (c_apply_type_quals_to_decl): Do not set
13994 DECL_POINTER_ALIAS_SET.
13995 * gimplify.c (find_single_pointer_decl_1): Remove.
13996 (find_single_pointer_decl): Likewise.
13997 (internal_get_tmp_var): Remove restrict handling.
13998 (gimple_regimplify_operands): Likewise.
13999 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14000 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14001 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14002 * tree.c (restrict_base_for_decl): Remove.
14003 (init_ttree): Do not allocate it.
14004 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14005 LABEL_DECL_UID for label decls.
14006 (copy_node_stat): Do not copy restrict information.
14007 (decl_restrict_base_lookup): Remove.
14008 (decl_restrict_base_insert): Likewise.
14009 (print_restrict_base_statistics): Likewise.
14010 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14011 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14012 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14013 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14014 (LABEL_DECL_UID): Adjust.
14015 (DECL_BASED_ON_RESTRICT_P): Remove.
14016 (DECL_GET_RESTRICT_BASE): Likewise.
14017 (SET_DECL_RESTRICT_BASE): Likewise.
14018 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14020 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14021 instead of DECL_POINTER_ALIAS_SET.
14022 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14023 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14024 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14026 2009-06-29 Richard Guenther <rguenther@suse.de>
14028 PR tree-optimization/40579
14029 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14030 the IL to simplify has constants that overflowed.
14032 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14034 PR tree-optimization/40550
14035 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14036 vector_compute_type only when the size of vector_compute_type is
14037 less than the size of type.
14039 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14041 * fold-const.c (contains_label_1): Fix comments.
14042 (contains_label_p): Do not walk trees multiple time.
14044 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14046 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14047 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14048 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14049 ix86_fp_comparison_operator.
14050 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14051 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14052 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14053 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14054 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14055 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14056 (related splits): Change predicate to ix86_fp_comparison_operator.
14057 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14058 instead of ix86_fp_comparison_codes.
14059 (ix86_trivial_fp_comparison_operator,
14060 ix86_fp_comparison_operator): New.
14061 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14062 (ix86_expand_compare): Eliminate last two parameters.
14063 (ix86_fp_jump_nontrivial_p): Kill.
14064 * config/i386/i386.c (put_condition_code): Eliminate call to
14065 ix86_fp_comparison_codes and subsequent assertion.
14066 (ix86_fp_comparison_codes): Eliminate.
14067 (ix86_fp_swap_condition): New.
14068 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14069 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14070 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14071 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14072 and ix86_fp_swap_condition.
14073 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14074 Use ix86_fp_comparison_strategy.
14075 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14076 (ix86_fp_jump_nontrivial_p): Eliminate.
14077 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14078 call to ix86_expand_compare.
14079 (ix86_split_fp_branch, ix86_expand_setcc,
14080 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14081 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14085 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14086 related to jump_clobbers.
14087 * config/arm/arm.md (conds): Remove jump_clob case.
14088 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14089 splits): Change comparison_operator to arm_comparison_operator.
14090 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14093 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14095 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14096 condition for floating point modes.
14097 * expmed.c (emit_store_flag_1): Move here a bigger part
14098 of emit_store_flag.
14099 (emit_store_flag): Try swapping the condition for floating point
14101 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14103 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14105 * expr.c (expand_expr_real_1): Just use do_store_flag.
14106 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14107 emit_store_flag_force.
14108 * expmed.c (emit_store_flag_force): Copy here trick
14109 previously in expand_expr_real_1. Try reversing the comparison.
14110 (emit_store_flag_1): Work if target is NULL.
14111 (emit_store_flag): Work if target is NULL, using the result mode
14112 from the comparison. Use split_comparison, restructure final part
14113 to simplify conditionals.
14115 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14117 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14118 * dojump.c (do_jump): Change handling of floating-point
14119 ops to use just do_compare_and_jump.
14120 (split_comparison): New.
14121 (do_compare_rtx_and_jump): Add here logic coming previously
14122 in do_jump, using split_comparison.
14124 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14129 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14131 * tree-ssa-alias.c: Fix unintentional commit.
14133 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14135 * passes.c (execute_one_pass): Fix unintentional commit.
14137 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14139 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14140 (df_rd_local_compute, df_md_local_compute): Inline them.
14142 (df_md_scratch): New.
14143 (df_md_alloc, df_md_free): Allocate/free it.
14144 (df_md_local_compute): Only include live registers in init.
14145 (df_md_transfer_function): Prune the in-set computed by
14146 the confluence function, and the gen-set too.
14148 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14150 PR rtl-optimization/26854
14151 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14152 * df-problems.c (df_rd_add_problem): Fix comment.
14153 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14154 df_md_simulate_artificial_defs_at_top,
14155 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14156 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14157 df_md_transfer_function, df_md_init, df_md_confluence_0,
14158 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14159 problem_MD, df_md_add_problem): New.
14160 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14161 df_md_get_bb_info): New.
14162 (DF_LAST_PROBLEM_PLUS1): Adjust.
14164 * Makefile.in (fwprop.o): Include domwalk.h.
14165 * fwprop.c: Include domwalk.h.
14166 (reg_defs, reg_defs_stack): New.
14167 (bitmap_only_bit_between): Remove.
14168 (process_defs): New.
14169 (process_uses): Use reg_defs and local_md instead of
14170 bitmap_only_bit_between and local_rd.
14171 (single_def_use_enter_block): New, from build_single_def_use_links.
14172 (single_def_use_leave_block): New.
14173 (build_single_def_use_links): Remove code moved to
14174 single_def_use_enter_block, invoke domwalk.
14175 (use_killed_between): Adjust comment.
14177 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14179 * bitmap.h (bitmap_ior_and_into): New.
14180 * bitmap.c (bitmap_ior_and_into): New.
14182 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14184 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14185 before_dom_children_before_stmts and after_dom_children_after_stmts.
14186 Rename the two remaining callbacks to just before_dom_children and
14187 after_dom_children. Remove other GIMPLE statement walking bits.
14188 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14189 * graphite.c: Do not include domwalk.h.
14190 * tree-into-ssa.c (interesting_blocks): New global.
14191 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14192 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14193 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14194 now that they're not domwalk callbacks.
14195 (rewrite_initialize_block): Rename to...
14196 (rewrite_enter_block): ... this, place after called functions. Test
14197 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14198 (rewrite_finalize_block): Rename to...
14199 (rewrite_leave_block): ... this, place after called functions.
14200 (rewrite_update_init_block): Rename to...
14201 (rewrite_update_enter_block): ... this, place after called functions.
14202 Test interesting_blocks, call rewrite_update_stmt and
14203 rewrite_update_phi_arguments.
14204 (rewrite_update_fini_block): Rename to...
14205 (rewrite_leave_block): ... this, place after called functions.
14206 (rewrite_blocks): Remove last argument, simplify initialization of
14208 (mark_def_sites_initialize_block): Rename to...
14209 (mark_def_sites_block): ... this, call mark_def_sites.
14210 (mark_def_sites_blocks): Remove argument, simplify initialization of
14212 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14213 (update_ssa): Likewise.
14214 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14216 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14217 (dom_opt_initialize_block): Rename to...
14218 (dom_opt_enter_block): ... this, place after called functions. Walk
14219 statements here, inline propagate_to_outgoing_edges.
14220 (dom_opt_finalize_block): Rename to...
14221 (dom_opt_leave_block): ... this, place after called functions.
14222 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14224 (dse_enter_block, dse_record_phi): New.
14225 (dse_record_phis): Delete.
14226 (dse_finalize_block): Rename to...
14227 (dse_leave_block): ... this.
14228 (tree_ssa_dse): Simplify initialization of walk_data.
14229 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14230 Adjust initialization of walk_data.
14231 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14232 * tree-ssa-loop-phiopt.c (get_non_trapping):
14233 Adjust initialization of walk_data.
14234 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14235 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14236 it's not a domwalk callback.
14237 (uncprop_initialize_block): Rename to...
14238 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14239 (dse_finalize_block): Rename to...
14240 (dse_leave_block): ... this.
14241 (tree_ssa_uncprop): Simplify initialization of walk_data.
14242 * Makefile.in: Adjust dependencies.
14244 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14246 * arm.md (casesi): Fix test for Thumb1.
14247 (thumb1_casesi_internal_pic): Likewise.
14248 (thumb1_casesi_dispatch): Likewise.
14250 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14252 * config/arm/arm-cores.def: Added core cortex-m0.
14253 * config/arm/arm-tune.md: Regenerated.
14254 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14256 2009-06-26 DJ Delorie <dj@redhat.com>
14258 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14260 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14261 the scheduler doesn't tag jump insns.
14263 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14265 * c-decl.c (merge_decls): Re-indent.
14267 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14270 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14271 Special-case decimal float constants.
14273 2009-06-26 Richard Henderson <rth@redhat.com>
14275 * function.h (struct function): Add cannot_be_copied_reason,
14276 and cannot_be_copied_set.
14277 * tree-inline.c (has_label_address_in_static_1): Rename from
14278 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14279 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14280 don't set inline_forbidden_reason.
14281 (copy_forbidden): New function, split out of inline_forbidden_p.
14282 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14283 (inline_forbidden_p): Use copy_forbidden.
14284 (tree_versionable_function_p): Likewise.
14285 (inlinable_function_p): Merge into tree_inlinable_function_p.
14286 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14287 * ipa-cp.c (ipcp_versionable_function_p): New function.
14288 (ipcp_cloning_candidate_p): Use it.
14289 (ipcp_node_modifiable_p): Likewise.
14291 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14293 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14294 that is marked not to be inlined. Remove flag_mudflap use.
14295 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14296 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14298 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14301 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14302 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14304 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14306 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14308 (__mingwthr_remove_key_dtor): Likewise.
14310 2009-06-26 Richard Guenther <rguenther@suse.de>
14312 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14314 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14316 PR middle-end/40525
14317 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14318 try the non-cond_exec path also.
14320 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14323 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14324 (output_cbranch): Use new functions.
14325 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14328 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14329 Pat Haugen <pthaugen@us.ibm.com>
14330 Revital Eres <ERES@il.ibm.com>
14332 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14333 for %c error. Add %x support to print VSX registers as a unified
14334 register set, instead of separate float and altivec registers.
14335 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14336 %y case, and add support for VSX pre-modify addresses.
14337 (output_toc): Add assert for CONST containing an integer constant
14339 (rs6000_adjust_cost): Add POWER7 support.
14340 (insn_must_be_first_in_group): Ditto.
14341 (insn_must_be_last_in_group): Ditto.
14342 (rs6000_emit_popcount): Ditto.
14343 (rs6000_vector_mode_supported_p): Ditto.
14345 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14346 Change some of the functions called by macros to being called
14347 through a pointer, so debug functions can be inserted if
14348 -mdebug=addr or -mdebug=cost.
14349 (rs6000_preferred_reload_class_ptr): Ditto.
14350 (rs6000_secondary_reload_class_ptr): Ditto.
14351 (rs6000_secondary_memory_needed_ptr): Ditto.
14352 (rs6000_cannot_change_mode_class_ptr): Ditto.
14353 (rs6000_secondary_reload_inner): Ditto.
14354 (rs6000_legitimize_reload_address): Ditto.
14355 (rs6000_legitimize_reload_address_ptr): Ditto.
14356 (rs6000_mode_dependent_address): Ditto.
14357 (rs6000_mode_dependent_address_ptr): Ditto.
14359 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14360 function to return true if the mode allows reg + integer
14362 (virtual_stack_registers_memory_p): New function to return true if
14363 the address refers to a virtual stack register.
14364 (rs6000_legitimate_offset_address_p): Move code to say whether a
14365 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14367 (rs6000_legitimate_address_p): Add checks for modes that only can
14368 do reg+reg addressing. Start adding VSX support.
14369 (rs6000_legitimize_reload_address): Ditto.
14370 (rs6000_legitimize_address): Ditto.
14371 (rs6000_debug_legitimate_address_p): New debug functions for
14372 -mdebug=addr and -mdebug=cost.
14373 (rs6000_debug_rtx_costs): Ditto.
14374 (rs6000_debug_address_costs): Ditto.
14375 (rs6000_debug_adjust_cost): Ditto.
14376 (rs6000_debug_legitimize_address): Ditto.
14377 (rs6000_legitimize_reload_address_ptr): Point to call normal
14378 function or debug function. Make functions called via pointer
14380 (rs6000_mode_dependent_address_ptr): Ditto.
14381 (rs6000_secondary_reload_class_ptr): Ditto.
14382 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14383 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14384 into a friendlier error.
14385 (rs6000_init_builtins): Add initial VSX support.
14386 (rs6000_adjust_cost): Fix some spacing issues.
14388 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14389 (REG_CLASS_NAMES): Ditto.
14390 (REG_CLASS_CONTENTS): Ditto.
14391 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14392 pointer, to add -mdebug=addr support.
14393 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14394 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14395 -mdebug=addr support.
14396 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14397 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14398 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14400 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14402 (bswapsi*): Set attribute types for load/store. Add combiner
14403 patterns to eliminate zero extend on 64-bit.
14404 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14405 stdbrx if the hardware supports those instructions.
14407 2009-06-25 Ian Lance Taylor <iant@google.com>
14409 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14410 (Link Options): Document -static-libstdc++.
14412 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14415 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14416 DATA_ALIGNMENT instead.
14418 2009-06-25 Richard Guenther <rguenther@suse.de>
14420 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14421 indirect references against the callused/escaped solutions.
14422 (call_may_clobber_ref_p_1): Likewise.
14424 2009-06-25 Martin Jambor <mjambor@suse.cz>
14426 PR tree-optimization/40493
14427 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14428 (enum unscalarized_data_handling): New type.
14429 (handle_unscalarized_data_in_subtree): Return what has been done.
14430 (load_assign_lhs_subreplacements): Handle left flushes differently.
14431 (sra_modify_assign): Use unscalarized_data_handling, simplified
14432 condition determining whether to remove the statement.
14434 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14436 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14437 excerpt - @ should be doubled for texinfo.
14439 2009-06-24 Ian Lance Taylor <iant@google.com>
14441 * config/arc/arc.c: Include "df.h".
14442 (arc_attribute_table): Make static. Move higher in file.
14443 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14444 (output_shift): Initialize n later to avoid warning.
14445 * config/arm/arm.c (arm_attribute_table): Make static. Move
14447 * config/avr/avr.c (avr_attribute_table): Make static. Move
14449 (reg_class_tab): Change array type from int to enum reg_class.
14450 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14452 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14453 (lshrhi3_out): Likewise.
14454 (class_likely_spilled_p): Change return type to bool.
14455 (avr_rtx_costs): Use local code variable with enum type.
14456 * config/avr/avr.md (movmemhi): Use add_reg_note.
14457 (andhi3, andsi3): Don't use AS2 with "and".
14458 (iorhi3, iorsi3): Don't use AS2 with "or".
14459 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14460 * config/crx/crx.c: Include "df.h".
14461 (crx_attribute_table): Make static.
14462 * config/m32r/m32r.c: Include "df.h".
14463 (m32r_attribute_table): Make static. Move higher in file.
14464 (pop): Use add_reg_note.
14465 (block_move_call): Change 0 to LCT_NORMAL in function call.
14466 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14467 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14468 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14469 declare, not just when TREE_CODE is defined.
14470 * config/m68hc11/m68hc11.c: Include "expr.h".
14471 (m68hc11_attribute_table): Make static. Move higher in file.
14472 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14474 (m68hc11_register_indirect_p): Likewise.
14475 (m68hc11_function_arg_padding): Change return type to enum
14477 (emit_move_after_reload): Use add_reg_note.
14478 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14479 (m68hc11_split_logical): Likewise.
14480 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14482 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14483 to VOIDmode in function call.
14484 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14486 (m68hc11_split_logical): Update declaration.
14487 (m68hc11_function_arg_padding): Update declaration.
14488 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14489 to array of enum reg_class.
14490 (mcore_attribute_table): Make static. Move higher in file.
14491 (mcore_rtx_costs): Add cast to enum type.
14492 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14493 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14494 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14496 * config/sh/predicates.md (trapping_target_operand): Rename and to
14498 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14500 * config/spu/spu.c (spu_attribute_table): Make static. Move
14502 * config/v850/v850.c (v850_attribute_table): Make static. Move
14504 (v850_rtx_costs): Use local code with enum type.
14505 (expand_epilogue): Add cast.
14506 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14508 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14511 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14512 -m2a-single-only and -m2a-nofpu.
14513 * config/sh/sh.opt: Document m2a generates FPU code.
14515 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14517 * defaults.h (CAN_ELIMINATE): Provide default.
14518 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14519 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14520 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14521 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14522 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14523 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14524 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14525 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14526 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14527 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14529 2009-06-24 DJ Delorie <dj@redhat.com>
14531 * mep-ext-cop.cpu: Fix copyright notice.
14532 * mep-default: Fix copyright notice.
14533 * mep-core: Fix copyright notice.
14534 * mep: Fix copyright notice.
14535 * mep-ivc2: Fix copyright notice.
14536 * mep-c5: Fix copyright notice.
14538 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14540 * doc/contrib.texi (Contributors):
14542 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14544 PR middle-end/40501
14545 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14546 src and dst operands if necessary.
14548 2009-06-23 DJ Delorie <dj@redhat.com>
14551 * config.gcc: Add mep support.
14552 * recog.c: Resurrect validate_replace_rtx_subexp().
14553 * recog.h: Likewise.
14554 * config/mep/: Add new port:
14555 * config/mep/constraints.md: New file.
14556 * config/mep/default.h: New file.
14557 * config/mep/intrinsics.h: New file.
14558 * config/mep/intrinsics.md: New file.
14559 * config/mep/ivc2-template.h: New file.
14560 * config/mep/mep-c5.cpu: New file.
14561 * config/mep/mep-core.cpu: New file.
14562 * config/mep/mep-default.cpu: New file.
14563 * config/mep/mep-ext-cop.cpu: New file.
14564 * config/mep/mep-intrin.h: New file.
14565 * config/mep/mep-ivc2.cpu: New file.
14566 * config/mep/mep-lib1.asm: New file.
14567 * config/mep/mep-lib2.c: New file.
14568 * config/mep/mep-pragma.c: New file.
14569 * config/mep/mep-protos.h: New file.
14570 * config/mep/mep-tramp.c: New file.
14571 * config/mep/mep.c: New file.
14572 * config/mep/mep.cpu: New file.
14573 * config/mep/mep.h: New file.
14574 * config/mep/mep.md: New file.
14575 * config/mep/mep.opt: New file.
14576 * config/mep/predicates.md: New file.
14577 * config/mep/t-mep: New file.
14579 2009-06-23 Ian Lance Taylor <iant@google.com>
14581 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14582 from loose_warn into c_loose_warn and from strict_warn into
14583 c_strict_warn. Set and substitute warn_cxxflags. Check for
14584 --enable-build-with-cxx. Set and substitute
14585 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14586 * Makefile.in (CXXFLAGS): New variable.
14587 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14588 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14589 the default is the same as $(STRICT_WARN).
14590 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14591 (CXX): New variable.
14592 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14593 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14594 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14595 (HOST_LIBS): New variable.
14596 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14597 (ALL_CXXFLAGS): New variable.
14598 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14599 * doc/install.texi (Configuration): Document
14600 --enable-build-with-cxx, --with-stage1-ldflags,
14601 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14602 * configure: Rebuild.
14604 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14606 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14607 from previous commit.
14609 2009-06-23 Ian Lance Taylor <iant@google.com>
14611 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14613 2009-06-23 Ian Lance Taylor <iant@google.com>
14615 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14616 with ATTRIBUTE_UNUSED.
14618 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14619 Pat Haugen <pthaugen@us.ibm.com>
14620 Revital Eres <eres@il.ibm.com>
14622 * config.in (HAVE_AS_POPCNTD): Add default definition.
14623 (HAVE_AS_LWSYNC): Ditto.
14625 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14627 (gcc_cv_as_powerpc_cmpb): Ditto.
14628 (gcc_cv_as_powerpc_dfp): Ditto.
14629 (gcc_cv_as_powerpc_vsx): Ditto.
14630 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14631 supporting the popcntd/lwsync instructions.
14632 (gcc_cv_as_powerpc_lwsync): Ditto.
14633 * configure: Regenerate.
14635 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14636 -mcpu=native and -mcpu=power7.
14637 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14639 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14640 a variable instead of a mask to reduce the number of mask bits.
14641 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14642 (-mbit-word): Ditto.
14643 (-mregnames): Ditto.
14644 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14645 (-mfused-madd): Ditto.
14647 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14649 (-mvsx): New switch for VSX instructions.
14650 (-misel): Move from a variable to a mask to allow it to be set by
14653 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14654 function declaration to an array declaration.
14655 (rs6000_hard_regno_nregs): New external array declaration.
14657 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14658 files included by rs6000.md.
14660 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14661 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14663 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14665 (rs6000_debug_reg): New -mdebug= variables.
14666 (rs6000_debug_addr): Ditto.
14667 (rs6000_debug_cost): Ditto.
14668 (rs6000_pmode): New variable to hold Pmode.
14669 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14670 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14671 calculated at compiler start.
14672 (rs6000_hard_regno_nregs): Change function to an array which holds
14673 HARD_REGNO_NREGS calculated at compiler start.
14674 (rs6000_explicit_options): Delete isel field.
14675 (rs6000_vector_unit): New array to hold which vector unit
14676 supports arithmetic options for a given type.
14677 (rs6000_vector_mem): New array to hold which vector unit supports
14678 memory reference operations for a given type.
14679 (rs6000_vector_align): New array to given the alignment of each
14681 (power7_cost): New basic costs for power7.
14682 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14683 (rs6000_hard_regno_nregs_internal): New function, moved from
14684 HARD_REGNO_NREGS, to calculate the number of registers each hard
14685 register takes for each type.
14686 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14687 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14688 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14689 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14690 unit information here so it is calculated once at compiler startup
14692 (rs6000_override_options): Make -misel a target mask. Add more
14693 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14694 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14696 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14697 (rs6000_handle_option): Move -misel from variable to target mask.
14698 (rs6000_builtin_mask_for_load): Add VSX support.
14699 (rs6000_conditional_register_usage): Ditto.
14700 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14701 (function_arg_boundary): Ditto.
14702 (rs6000_expand_builtin): Ditto.
14703 (def_builtin): Make abort message a little friendlier.
14704 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14706 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14707 assembler support the popcntd instruction instead of a vsx
14708 instruction to enable power7 support.
14709 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14710 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14711 option to the assembler if -mcpu=native.
14712 (ASM_CPU_NATIVE_SPEC): Ditto.
14713 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14715 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14716 the lwsync instruction.
14717 (enum processor_type): Add PROCESSOR_POWER7.
14718 (rs6000_debug_reg): New -mdebug= options.
14719 (rs6000_debug_addr): Ditto.
14720 (rs6000_debug_cost): Ditto.
14721 (rs6000_isel): Delete.
14722 (enum rs6000_vector): New enum to say what vector unit we have.
14723 (VECTOR_UNIT_*): New macros to say which vector unit has
14724 arithmetic operations for a given type.
14725 (VECTOR_MEM_*): New macros to say which vector unit has memory
14726 operations for a given type.
14727 (TARGET_LDBRX): Whether the machine supports the ldbrx
14729 (TARGET_ISEL): Delete, -misel moved to be a mask.
14730 (TARGET_ISEL64): New macro for 64-bit isel support.
14731 (UNITS_PER_VSX_WORD): New macro.
14732 (POINTER_SIZE): Move to be an external variable, rather than
14733 calculating whether we are generating 32 ot 64-bit code.
14735 (STACK_BOUNDARY): Add VSX support.
14736 (LOCAL_ALIGNMENT): Ditto.
14737 (SLOW_UNALIGNED_ACCESS): Ditto.
14738 (VSX_REGNO_P): New macro for VSX support.
14739 (VFLOAT_REGNO_P): Ditto.
14740 (VINT_REGNO_P): Ditto.
14741 (VLOGICAL_REGNO_P): Ditto.
14742 (VSX_VECTOR_MODE): Ditto.
14743 (VSX_SCALAR_MODE): Ditto.
14745 (VSX_MOVE_MODE): Ditto.
14746 (VSX_REG_CLASS_P): Ditto.
14747 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14749 (UNITS_PER_SIMD_WORD): Add VSX support.
14750 (MODES_TIEABLE_P): Ditto.
14751 (STARTING_FRAME_OFFSET): Ditto.
14752 (STACK_DYNAMIC_OFFSET): Ditto.
14753 (EPILOGUE_USES): Ditto.
14754 (REGNO_REG_CLASS): Move to array lookup.
14755 (CLASS_MAX_NREGS): Ditto.
14756 (rs6000_vector_reg_class): Add declaration.
14757 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14758 overlap with the floating point and Altivec registers.
14760 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14762 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14763 give the appropriate asm switches if -mcpu=native.
14764 (host_detect_local_cpu): Add support for "asm".
14765 (host_detect_local_cpu): Follow GNU code guidelines for name.
14767 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14768 -mbit-word to a variable instead of being a target mask.
14770 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14771 emit the lwsync instruction instead of emitting the instruction as
14772 an integer constant.
14774 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14775 fixuns_trundfsi2, move expander into rs6000.md.
14777 * config/rs6000/rs6000.md (cpu): Add power7.
14778 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14779 (logical predicate patterns): Change the single instruction
14780 primitives that set CR0 to be fast_compare instead of compare.
14782 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14783 (popcntddi2): Ditto.
14784 (popcount<mode>): Ditto.
14785 (floating multiply/add insns): Name the floating point
14786 multiply/add insns.
14787 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14788 (isel_unsigned_<mode>): Ditto.
14789 (fixuns_trundfsi2): Move expander here from spe.md.
14790 (smindi3): Define if we have -misel on 64-bit systems.
14795 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14797 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14799 * config/avr/avr.c (avr_current_device): New variable.
14800 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14801 (avr_arch, mcu_type_s): Move to avr.h.
14802 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14803 default_data_section_start fields.
14804 (avr_arch): Moved from avr.c.
14805 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14806 library_name fields.
14807 (avr_current_device, avr_mcu_types, avr_arch_types,
14808 avr_device_to_arch, avr_device_to_data_start,
14809 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14810 (EXTRA_SPEC_FUNCTIONS): Define.
14811 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14812 options mapping. Use device_to_arch and device_to_data_start insted.
14813 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14814 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14815 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14816 * config/avr/driver-avr.c: New file.
14817 * config/avr/avr-devices.c: New file.
14819 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14821 * var-tracking.c (unshare_variable): Force initialized to
14822 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14823 (set_variable_part): Likewise.
14824 (struct variable_union_info): Remove pos_src field.
14825 (vui_vec, vui_allocated): New variables.
14826 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14827 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14828 == 1 use a simpler sorting algorithm. Compute pos field right
14829 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14830 Avoid quadratic comparison if !flag_var_tracking_uninit.
14831 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14832 unshare_variable unconditionally.
14833 (dataflow_set_different_2): Removed.
14834 (dataflow_set_different): Don't traverse second hash table.
14835 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14836 unconditionally to var_reg_set or var_mem_set.
14837 (emit_notes_in_bb): Likewise.
14838 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14840 (emit_note_insn_var_location): Don't set initialized to
14841 VAR_INIT_STATUS_INITIALIZED early.
14842 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14844 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14846 * tree-object-size.c (addr_object_size): Instead of checking
14847 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14848 are no FIELD_DECLs following it.
14850 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14852 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14853 order to match bswaps with signed source operands.
14855 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14857 * sdbout.c (sdbout_one_type): Fix braces in switch.
14859 2009-06-23 Richard Guenther <rguenther@suse.de>
14861 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14863 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14864 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14865 var_callused, callused_tree, var_storedanything, storedanything_tree,
14866 var_integer, integer_tree): Remove global variables.
14867 (new_var_info): Do not pass new id, append the new var to the
14868 global variable vector.
14869 (do_ds_constraint): Use is_global_var member of the variable-info.
14870 (new_scalar_tmp_constraint_exp): Adjust.
14871 (create_function_info_for): Likewise.
14872 (create_variable_info_for): Likewise.
14873 (find_what_var_points_to): Remove dead code.
14874 (init_base_vars): Simplify.
14875 (compute_points_to_sets): Adjust.
14877 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14879 * combine.c (try_combine): Dump information about the insns we're
14882 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14884 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14885 check when calling force_to_mode on TRUNCATE's operand.
14887 2009-06-22 Ian Lance Taylor <iant@google.com>
14889 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14891 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14893 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14895 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14897 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14898 override library linkage flags such as -static-libgcc or
14901 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14903 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14905 2009-06-22 Ian Lance Taylor <iant@google.com>
14907 * config/linux.opt: Put mglibc ahead of muclibc.
14909 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14910 for duplicate decls.
14912 2009-06-22 Matthias Klose <doko@ubuntu.com>
14914 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14916 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14919 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14920 instead of NULL if a parser error occurs.
14922 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14924 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14925 non-DWARF2_DEBUGGING_INFO version.
14927 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14929 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14930 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14932 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14933 (LIBGCC2_TF_CEXT): Define.
14936 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14939 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14941 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14943 * config/arm/arm.c (arm_override_options): Disable
14944 -mcaller-super-interworking and -mcallee-super-interworking.
14945 * doc/invoke.texi (ARM Options): Document this.
14947 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14949 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14950 * config/arm/constraints.md (j): New constraint for movw operands.
14951 (N): Remove thumb2 meaning.
14952 * config/arm/arm.md (*arm_movw): Delete.
14953 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14954 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14955 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14957 2009-06-22 Martin Jambor <mjambor@suse.cz>
14959 PR tree-optimization/40492
14960 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14961 build_ref_for_offset.
14963 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14965 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14966 JUMP_TABLE_DATA_P predicates where applicable.
14967 * auto-inc-dec.c: Ditto.
14968 * builtins.c: Ditto.
14969 * caller-save.c: Ditto.
14971 * cfgcleanup.c: Ditto.
14972 * cfglayout.c: Ditto.
14974 * combine.c: Ditto.
14975 * combine-stack-adj.c: Ditto.
14979 * df-scan.c: Ditto.
14981 * dwarf2asm.c: Ditto.
14982 * dwarf2out.c: Ditto.
14983 * emit-rtl.c: Ditto.
14989 * function.c: Ditto.
14992 * genpreds.c: Ditto.
14993 * genrecog.c: Ditto.
14995 * ira-costs.c: Ditto.
14996 * ira-lives.c: Ditto.
14998 * loop-iv.c: Ditto.
14999 * lower-subreg.c: Ditto.
15000 * modulo-sched.c: Ditto.
15002 * postreload.c: Ditto.
15003 * print-rtl.c: Ditto.
15005 * reginfo.c: Ditto.
15006 * regmove.c: Ditto.
15007 * reload1.c: Ditto.
15010 * rtlanal.c: Ditto.
15012 * sched-vis.c: Ditto.
15014 * sel-sched-ir.c: Ditto.
15015 * simplify-rtx.c: Ditto.
15016 * targhooks.c: Ditto.
15017 * var-tracking.c: Ditto.
15018 * vmsdbgout.c: Ditto.
15020 2009-06-22 Matthias Klose <doko@ubuntu.com>
15022 * Makefile.in (install-plugin): Always use DESTDIR.
15024 2009-06-22 Olivier Hainque <hainque@adacore.com>
15026 * config/pa/pa.c (output_call): Don't optimize post call jumps
15027 into return address adjustments if the call may throw.
15029 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15031 * arm.c (thumb1_output_casesi): New function.
15032 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15033 optimizing for size or PIC.
15034 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15035 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15036 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15037 (thumb1_casesi_internal_pic): New expand rule.
15038 (thumb1_casesi_dispatch): New pattern.
15039 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15041 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15042 in the text seciton when PIC or optimizing for size.
15043 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15044 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15045 preservation properties of code.
15046 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15047 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15048 (__gnu_thumb1_case_si): New function.
15049 * t-arm (LIB1ASMSRC): Define here.
15050 (LIB1ASMFUNCS): Add some common functions.
15051 * t-arm-elf (LIB1ASMSRC): Delete.
15052 (LIB1ASMFUNCS): Append to existing set.
15053 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15054 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15055 * t-symbian (LIB1ASMFUNCS): Likewise.
15056 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15057 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15059 2009-06-21 Richard Guenther <rguenther@suse.de>
15061 PR tree-optimization/38729
15062 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15063 to loops with a single exit if -fno-expensive-optimizations.
15065 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15067 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15068 (dataflow_set): Change vars type from htab_t to shared_hash.
15069 (shared_hash_pool, empty_shared_hash): New variables.
15070 (vars_clear): Removed.
15071 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15072 shared_hash_find_slot_unshare, shared_hash_find_slot,
15073 shared_hash_find_slot_noinsert, shared_hash_find): New
15075 (shared_hash_unshare, shared_hash_destroy): New functions.
15076 (unshare_variable): Unshare set->vars if shared, use
15078 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15079 (get_init_value, find_src_set_src, dump_dataflow_set,
15080 clobber_variable_part, emit_notes_for_differences): Use
15082 (dataflow_set_init): Remove second argument, set vars to
15083 empty_shared_hash instead of creating a new htab.
15084 (dataflow_set_clear): Call shared_hash_destroy and set vars
15085 to empty_shared_hash instead of calling vars_clear.
15086 (dataflow_set_copy): Don't call vars_copy, instead just share
15087 the src htab with dst.
15088 (variable_union): Use shared_hash_*, use initially NO_INSERT
15089 lookup if set->vars is shared. Don't keep slot cleared before
15090 calling unshare_variable. Unshare set->vars if needed.
15091 Even ->refcount == 1 vars must be unshared if set->vars is shared
15092 and var needs to be modified.
15093 (variable_canonicalize): New function.
15094 (dataflow_set_union): If dst->vars is empty, just share src->vars
15095 with dst->vars and traverse with variable_canonicalize to canonicalize
15096 and unshare what is needed.
15097 (dataflow_set_different): If old_set and new_set use the same shared
15098 htab, they aren't different. If number of htab elements is different,
15099 htabs are different. Use shared_hash_*.
15100 (dataflow_set_destroy): Call shared_hash_destroy instead of
15102 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15103 second argument to dataflow_set_init.
15104 (vt_initialize): Likewise. Initialize shared_hash_pool and
15105 empty_shared_hash, move bb in/out initialization afterwards.
15106 Use variable_htab_free instead of NULL as changed_variables del hook.
15107 (variable_was_changed): Change type of second argument to pointer to
15108 dataflow_set. When inserting var into changed_variables, bump
15109 refcount. Unshare set->vars if set is shared htab and slot needs to
15111 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15112 lookup if set->vars is shared. Unshare set->vars if needed.
15113 Even ->refcount == 1 vars must be unshared if set->vars is shared
15114 and var needs to be modified. Adjust variable_was_changed caller.
15115 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15116 vars must be unshared if set->vars is shared and var needs to be
15117 modified. Adjust variable_was_changed caller.
15118 (emit_note_insn_var_location): Don't pool_free var.
15119 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15121 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15122 free_alloc_pool on shared_hash_pool.
15124 2009-06-20 Anthony Green <green@moxielogic.com>
15126 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15127 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15129 2009-06-20 Richard Guenther <rguenther@suse.de>
15131 * tree-ssa-structalias.c (find_func_aliases): For memset use
15132 a constraint from NULL if we memset to zero.
15133 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15134 we explicitly handle that do not read from memory.
15135 (call_may_clobber_ref_p_1): Properly handle builtins that may
15138 2009-06-20 Richard Guenther <rguenther@suse.de>
15140 PR tree-optimization/40495
15141 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15142 (new_scalar_tmp_constraint_exp): New function.
15143 (process_constraint): Do not create temporary decls.
15144 (process_all_all_constraints): Likewise.
15145 (handle_const_call): Likewise.
15146 (create_function_info_for): Do not set decl.
15148 2009-06-19 Ian Lance Taylor <iant@google.com>
15150 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15151 (rs6000_attribute_table): Make static; move before use.
15153 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15155 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15156 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15157 Propagate the TREE_READONLY flag without overwriting it.
15158 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15159 Propagate the TREE_READONLY flag onto the result.
15160 (process_call_operands): Move around. Use correct constant value.
15162 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15165 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15166 * config/arm/arm.md: Likewise.
15168 2009-06-19 Ian Lance Taylor <iant@google.com>
15170 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15171 to GIMPLE_ERROR_MARK.
15173 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15174 op2_original_type parameters. Warn about using different enum types.
15175 * c-parser.c (c_parser_conditional_expression): Pass original
15176 types to build_conditional_expr.
15177 * c-tree.h (build_conditional_expr): Update declaration.
15179 2009-06-19 Ian Lance Taylor <iant@google.com>
15181 * config/i386/i386.c (ix86_function_specific_save): Test that
15182 fields match values, rather than testing the values are in a
15185 2009-06-19 Richard Guenther <rguenther@suse.de>
15187 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15188 ADDR_EXPR pointers.
15189 (ptr_derefs_may_alias_p): Likewise.
15190 (ptr_deref_may_alias_ref_p_1): New function.
15191 (ptr_deref_may_alias_ref_p): Likewise.
15192 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15193 covered by looking at the ESCAPED solution.
15194 (call_may_clobber_ref_p_1): Likewise.
15195 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15196 Handle NULL_TREE offset. Do not produce redundant constraints.
15197 (process_all_all_constraints): New helper function.
15198 (do_structure_copy): Use it.
15199 (handle_lhs_call): Likewise.
15200 (find_func_aliases): Handle some builtins with pointer arguments
15201 and/or return values explicitly.
15203 2009-06-19 Ian Lance Taylor <iant@google.com>
15205 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15207 2009-06-19 Ian Lance Taylor <iant@google.com>
15209 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15211 2009-06-19 Ian Lance Taylor <iant@google.com>
15213 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15214 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15217 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15218 uninitialized const.
15220 2009-06-19 Ian Lance Taylor <iant@google.com>
15222 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15225 * c-decl.c (in_struct, struct_types): Remove.
15226 (struct c_binding): Add in_struct field.
15227 (c_binding_ptr): Define type, along with VEC.
15228 (struct c_struct_parse_info): Define.
15229 (struct_parse_info): New static variable.
15230 (bind): Initialize in_struct field.
15231 (start_struct): Remove enclosing_in_struct and
15232 enclosing_struct_types parameters. Add
15233 enclosing_struct_parse_info parameter. Change all callers. Set
15234 struct_parse_info rather than in_struct and struct_types.
15235 (grokfield): If -Wc++-compat and there is a symbol binding for the
15236 field name, set the in_struct flag and push it on the
15237 struct_parse_info->fields vector.
15238 (warn_cxx_compat_finish_struct): New static function.
15239 (finish_struct): Remove enclosing_in_struct and
15240 enclosing_struct_types parameters. Add
15241 enclosing_struct_parse_info parameter. Change all callers. Don't
15242 set C_TYPE_DEFINED_IN_STRUCT here. Call
15243 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15244 parameter. Only push on struct_types if warn_cxx_compat.
15245 (finish_enum): Only push on struct_types if warn_cxx_compat.
15246 (declspecs_add_type): Add loc parameter. Change all callers.
15247 Change all error calls to error_at. Pass loc, not input_location,
15248 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15249 defined in a struct. If -Wc++-compat and parsing a struct, record
15250 that a typedef name was used.
15251 * c-parser.c (c_parser_declspecs): Get location to pass to
15252 declspecs_add_type.
15253 (c_parser_struct_or_union_specifier): Update calls to start_struct
15255 * c-tree.h (struct c_struct_parse_info): Declare.
15256 (finish_struct, start_struct): Update declarations.
15257 (declspecs_add_type): Update declaration.
15259 2009-06-19 Ian Lance Taylor <iant@google.com>
15261 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15262 variable with an anonymous type.
15264 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15266 * see.c: Remove for real.
15268 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15270 * optabs.h (enum optab_index): Add new OTI_significand.
15271 (significand_optab): Define corresponding macro.
15272 * optabs.c (init_optabs): Initialize significand_optab.
15273 * genopinit.c (optabs): Implement significand_optab using
15274 significand?f2 patterns.
15275 * builtins.c (expand_builtin_mathfn): Handle
15276 BUILT_IN_SIGNIFICAND{,F,L}.
15277 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15278 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15280 * config/i386/i386.md (significandxf2, significand<mode>2): New
15281 expanders to implement significandf, significand and significandl
15282 built-ins as inline x87 intrinsics.
15284 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15286 * config/avr/avr.c (avr_override_options): Remove setting value of
15287 PARAM_INLINE_CALL_COST.
15289 2009-06-18 Richard Henderson <rth@redhat.com>
15292 * tree-pass.h (TDF_ASMNAME): New.
15293 * tree-dump.c (dump_options): Add asmname.
15294 * doc/invoke.texi: Document it.
15296 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15297 (dump_decl_name): ...here.
15298 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15299 (dump_generic_node): Update dump_function_name calls.
15300 (print_call_name): New flags arg; update all dump calls.
15301 * diagnostic.h (print_call_name): Update.
15302 * gimple-pretty-print.c (dump_gimple_call): Update.
15304 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15307 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15309 2009-06-18 Diego Novillo <dnovillo@google.com>
15311 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15312 * plugin.c (str_license): Declare.
15313 (try_init_one_plugin): Assert that the symbol
15314 'plugin_is_GPL_compatible' exists.
15316 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15319 * Makefile.in (OBJS-common): Remove see.o.
15321 * common.opt (fsee): Mark as preserved for backward compatibility.
15322 * opts.c (common_handle_option): Add OPT_fsee to the backward
15323 compatibility section.
15324 * passes.c (init_optimization_passes, pass_see): Remove pass.
15325 * timevar.def (TV_SEE): Remove.
15326 * tree-pass.h (pass_see): Remove declaration.
15327 * doc/invoke.texi (-fsee): Remove documentation.
15329 2009-06-18 Martin Jambor <mjambor@suse.cz>
15331 * tree-sra.c: Include statistics.h
15332 (sra_stats): New variable.
15333 (sra_initialize): Clear sra_stats.
15334 (create_access_replacement): Increment sra_stats.replacements.
15335 (get_access_replacement): Do not return twice.
15336 (analyze_all_variable_accesses): Increment statistics counter by the
15337 number of scalarized aggregates.
15338 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15339 (sra_modify_expr): Increment sra_stats.exprs.
15340 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15341 (sra_modify_assign): Increment sra_stats.exprs,
15342 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15343 (perform_intra_sra): Update statistics counters.
15344 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15346 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15348 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15349 (arm_scalar_mode_supported_p): New function.
15351 2009-06-18 Paul Brook <paul@codesourcery.com>
15352 Sandra Loosemore <sandra@codesourcery.com>
15354 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15355 (__extendhfsf2, __truncsfhf2): Define.
15356 * config/arm/fp16.c: New file.
15357 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15358 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15360 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15362 * doc/extend.texi (Half-Precision): New section.
15363 * doc/invoke.texi (Option Summary): List -mfp16-format.
15364 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15365 * config/arm/arm.opt (mfp16-format=): New.
15366 * config/arm/arm.c: Include intl.h.
15367 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15368 (TARGET_INVALID_RETURN_TYPE): Redefine.
15369 (TARGET_PROMOTED_TYPE): Redefine.
15370 (TARGET_CONVERT_TO_TYPE): Redefine.
15371 (arm_fp16_format): Define.
15372 (all_fpus): Add entry for neon-fp16.
15373 (fp_model_for_fpu): Likewise.
15374 (struct fp16_format): Declare.
15375 (all_fp16_formats): Define.
15376 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15378 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15380 (arm_legitimate_index_p): Treat HFmode like HImode.
15381 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15382 (coproc_secondary_reload_class): Special-case HFmode.
15383 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15384 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15385 (arm_init_fp16_builtins): New.
15386 (arm_init_builtins): Call it.
15387 (arm_invalid_parameter_type): New.
15388 (arm_invalid_return_type): New.
15389 (arm_promoted_type): New.
15390 (arm_convert_to_type).
15391 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15393 (arm_emit_fp16_const): New function.
15394 (arm_mangle_type): Mangle __fp16 as "Dh".
15395 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15397 (TARGET_NEON_FP16): New.
15398 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15399 (enum fputype): Add FPUTYPE_NEON_FP16.
15400 (enum arm_fp16_format_type): Declare.
15401 (arm_fp16_format): Declare.
15402 (LARGEST_EXPONENT_IS_NORMAL): Define.
15403 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15404 * config/arm/arm-modes.def (HFmode): Define.
15405 * config/arm/vfp.md (*movhf_vfp): New.
15406 (extendhfsf2): New.
15408 * config/arm/arm.md (fpu): Add neon_fp16.
15409 (floatsihf2, floatdihf2): New.
15410 (fix_trunchfsi2, fix_trunchfdi2): New.
15412 (extendhfdf2): New.
15414 (*arm32_movhf): New.
15415 (*thumb1_movhf): New.
15416 (consttable_2): Add check for HFmode constants.
15417 (consttable_4): Handle HFmode constants.
15419 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15421 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15423 2009-06-17 Olivier Hainque <hainque@adacore.com>
15425 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15426 const char ** conversion in AIX specific section.
15428 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15430 * config/i386/i386.c (ix86_special_builtin_type): Remove
15431 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15432 (bdesc_special_args): Updated.
15433 (ix86_init_mmx_sse_builtins): Likewise.
15434 (ix86_expand_special_args_builtin): Likewise.
15436 2009-06-17 Richard Henderson <rth@redhat.com>
15438 * tree-pretty-print.c (maybe_dump_asm_name): New.
15439 (dump_decl_name): Use it.
15440 (PRINT_FUNCTION_NAME): Merge into...
15441 (dump_function_name): ... here. Use maybe_dump_asm_name.
15443 2009-06-17 Cary Coutant <ccoutant@google.com>
15445 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15447 * debug.c (struct gcc_debug_hooks): Change placeholder for
15449 (debug_nothing_int_charstar_int): Replaced by...
15450 (debug_nothing_int_charstar_int_bool): ...this.
15451 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15452 source_line prototype.
15453 (debug_nothing_int_charstar_int): Replaced by...
15454 (debug_nothing_int_charstar_int_bool): ...this.
15455 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15456 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15457 Output is_stmt operand when necessary.
15458 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15459 (notice_source_line): Add is_stmt parameter.
15460 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15461 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15463 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15464 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15466 2009-06-17 Ian Lance Taylor <iant@google.com>
15468 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15470 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15473 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15475 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15476 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15477 tree_strip_sign_nop_conversions and
15478 tree_ssa_strip_useless_type_conversions rather than stripping
15479 the operations here.
15480 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15482 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15483 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15484 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15485 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15488 2009-06-17 Michael Eager <eager@eagercon.com>
15490 * config/rs6000/constraints.md (register_constraint "d"): New.
15491 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15492 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15493 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15494 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15495 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15496 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15497 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15498 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15499 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15500 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15502 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15503 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15504 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15505 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15506 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15507 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15508 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15509 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15510 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15511 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15512 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15513 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15514 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15515 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15517 2009-06-16 Ian Lance Taylor <iant@google.com>
15519 * profile.c (total_num_never_executed): Don't define.
15520 (compute_branch_probabilities): Don't count or print
15521 num_never_executed.
15522 (init_branch_prob): Don't set total_num_never_executed.
15523 (end_branch_prob): Don't print total_num_never_executed.
15525 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15527 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15529 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15531 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15532 (nabstd2_fpr): Same.
15534 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15536 * expr.c (expand_assignment): Change complex type check.
15538 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15540 * doc/plugins.texi (Building GCC plugins): Added new section.
15542 2009-06-17 Ian Lance Taylor <iant@google.com>
15544 * c-pch.c (get_ident): Don't set size of templ array.
15545 (pch_init): Don't set size of partial_pch array.
15547 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15548 string constant to intialize an array whose size is the length of
15551 2009-06-17 Richard Guenther <rguenther@suse.de>
15553 PR tree-optimization/40389
15554 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15555 to addressable types.
15556 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15558 2009-06-17 Richard Guenther <rguenther@suse.de>
15560 PR middle-end/40460
15561 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15562 if there is no evolution of left in the loop bail out.
15563 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15564 chrec_fold_multiply.
15566 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15567 Janis Johnson <janis187@us.ibm.com>
15570 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15571 for the symbol ref of a constant that is the source of a move
15572 - nor for any other not-obvious-label-ref constants.
15574 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15576 * plugin.c (position_pass): Skip newly inserted pass during list
15577 traversal to avoid repeated insertion.
15579 2009-06-16 Ian Lance Taylor <iant@google.com>
15581 * vec.h (VEC_stack_alloc): Define different version if
15582 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15583 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15584 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15585 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15587 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15589 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15591 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15592 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15593 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15594 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15595 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15596 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15597 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15598 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15599 __builtin_ia32_rdtscp.
15600 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15601 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15602 and __builtin_ia32_rorhi.
15603 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15604 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15605 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15606 (ix86_expand_args_builtin): Likewise.
15607 (ix86_expand_special_args_builtin): Likewise.
15609 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15610 (UNSPECV_RDTSC): Likewise.
15611 (UNSPECV_RDPMC): Likewise.
15612 (*bsr): Renamed to ...
15614 (*bsr_rex64): Renamed to ...
15617 (*rdpmc): Likewise.
15618 (*rdpmc_rex64): Likewise.
15620 (*rdtsc): Likewise.
15621 (*rdtsc_rex64): Likewise.
15622 (rdtscp): Likewise.
15623 (*rdtscp): Likewise.
15624 (*rdtscp_rex64): Likewise.
15626 * config/i386/ia32intrin.h: New.
15628 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15630 2009-06-16 Ian Lance Taylor <iant@google.com>
15632 * ira-build.c (copy_info_to_removed_store_destinations):
15633 Initialize parent_a.
15635 2009-06-16 Ian Lance Taylor <iant@google.com>
15637 * c-decl.c (grokdeclarator): Change size_varies to bool.
15639 2009-06-16 Ian Lance Taylor <iant@google.com>
15641 * sel-sched.c: Make forward declarations of move_op_hooks and
15642 fur_hooks explicitly extern.
15644 2009-06-16 Ian Lance Taylor <iant@google.com>
15646 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15647 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15649 2009-06-16 Ian Lance Taylor <iant@google.com>
15651 * resource.c (mark_referenced_resources): Change
15652 include_delayed_effects parameter to bool. Change all callers.
15653 (mark_end_of_function_resources): Likewise.
15654 * reorg.c (insn_references_resource_p): Likewise.
15655 (insn_sets_resource_p): Likewise.
15656 * resource.h (mark_referenced_resources): Update declaration.
15657 (mark_end_of_function_resources): Update declaration.
15659 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15661 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15663 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15665 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15666 GCC can bootstrap on AIX with GNU Binutils 2.20.
15668 2009-06-16 Ian Lance Taylor <iant@google.com>
15670 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15672 2009-06-16 Ian Lance Taylor <iant@google.com>
15674 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15675 inline, not extern inline.
15676 (exact_log2): Likewise.
15677 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15679 (exact_log2): Likewise, but don't test CTZ_HWI.
15681 2009-06-16 Ian Lance Taylor <iant@google.com>
15683 * bitmap.c (bitmap_clear): Don't declare as inline.
15684 * gimple.c (gimplify_assign): Likewise.
15685 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15686 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15687 (sched_scan_info): Remove duplicate definition.
15689 2009-06-16 Ian Lance Taylor <iant@google.com>
15691 * c-common.c (skip_evaluation): Don't define.
15692 (c_inhibit_evaluation_warnings): Define global variable.
15693 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15694 than skip_evaluation.
15695 (convert_and_check, warn_for_div_by_zero): Likewise.
15696 * c-common.h (skip_evaluation): Don't declare.
15697 (c_inhibit_evaluation_warnings): Declare.
15698 * c-parser.c (c_parser_typeof_specifier): Set
15699 c_inhibit_evaluation_warnings rather than skip_evaluation.
15700 (c_parser_conditional_expression): Likewise.
15701 (c_parser_binary_expression): Likewise.
15702 (c_parser_sizeof_expression): Likewise.
15703 (c_parser_alignof_expression): Likewise.
15704 * c-typeck.c (build_indirect_ref): Check
15705 c_inhibit_evaluation_warnings rather than skip_evaluation.
15706 (build_conditional_expr, build_binary_op): Likewise.
15708 2009-06-16 Richard Guenther <rguenther@suse.de>
15710 * tree-ssa-alias.c (is_escape_site): Remove.
15711 * tree-ssa-alias.h (enum escape_type): Remove.
15712 (is_escape_site): Likewise.
15713 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15714 via casts and asms without deferring to is_escape_site.
15716 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15718 PR middle-end/40446
15719 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15720 use gen_lowpart if op0 has complex mode.
15722 2009-06-16 Richard Guenther <rguenther@suse.de>
15724 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15725 variables add them to ESCAPED.
15726 (find_func_aliases): Do not make all indirectly stored values escaped.
15728 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15730 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15731 make_decl_one_only.
15733 2009-06-16 Martin Jambor <mjambor@suse.cz>
15735 PR tree-optimization/40432
15736 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15737 check whether we need to force gimple register operand.
15739 2009-06-16 Martin Jambor <mjambor@suse.cz>
15741 PR tree-optimization/40413
15742 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15743 build_ref_for_offset.
15744 (propagate_subacesses_accross_link): Fix a typo in a comment.
15746 2009-06-16 Ira Rosen <irar@il.ibm.com>
15748 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15749 with additional parameter.
15750 * tree-vectorizer.h (enum vect_def_type): Add new value
15752 (enum vect_relevant): Add comments.
15753 (vect_is_simple_reduction): Add new argument.
15754 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15755 Detect nested cycles.
15756 (vect_is_simple_reduction): Update documentation, add an argument to
15757 distinguish inner-loop reduction from nested cycle, detect nested
15758 cycles, fix printings and indentation, don't swap operands in case
15760 (get_initial_def_for_reduction): Handle subtraction.
15761 (vect_create_epilog_for_reduction): Add new argument to specify
15762 reduction variable.
15763 (vect_finalize_reduction): Handle subtraction, fix comments.
15764 (vectorizable_reduction): Handle nested cycles. In case of nested
15765 cycle keep track of the reduction variable position. Call
15766 vect_is_simple_reduction with additional parameter. Use original
15767 statement code in reduction epilogue for nested cycle. Call
15768 vect_create_epilog_for_reduction with additional parameter.
15769 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15770 inner-loop vectorization.
15771 (vect_recog_widen_sum_pattern): Likewise.
15772 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15774 (vect_mark_stmts_to_be_vectorized): Likewise.
15775 (vect_get_vec_def_for_operand): Handle nested cycles.
15777 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15779 * doc/invoke.texi (Debugging Options): Fix option index entries
15780 for -fdump-statistics, -frandom-seed add entries for
15781 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15782 (FRV Options): Fix entries for -mTLS, -mtls.
15783 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15784 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15785 (M68hc1x Options): Fix @itemx for -mnominmax.
15786 (MCore Options): Fix entry for -mno-lsim.
15787 (MMIX Options): Fix entry for -mabi=mmixware.
15788 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15790 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15792 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15793 Mention the plugin mode of gengtype.
15794 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15795 * gengtype.c: Updated copyright.
15796 (plugin_files, nb_plugin_files) Added new static variables.
15797 (measure_input_list) Care about plugin_files.
15798 (write_rtx_next): Added early return in plugin mode.
15799 (create_file): Updated copyright year in generated file. Added
15801 (oprintf): Added early return if NULL outf.
15802 (get_output_file_with_visibility): Care of plugin_files.
15803 (get_output_file_name): May return null.
15804 (write_local): Added early return.
15805 (put_mangled_filename): Ditto.
15806 (finish_root_table): Added check for base_files.
15807 (write_roots): Care about null when plugins.
15808 (main): Added plugin mode.
15810 2009-06-15 Ian Lance Taylor <iant@google.com>
15812 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15813 * gcov.c (read_count_file): Add braces around variables declared
15816 * c.opt (Wjump-misses-init): New warning.
15817 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15818 -Wall and -Wc++-compat if not already set.
15819 (c_common_post_options): Clear warn_jump_misses_init if it was not
15821 * c-decl.c (struct c_binding): Change type field to a union with
15822 new label field. Make it the first field in the struct. Update
15823 references to type to use u.type instead.
15824 (struct c_spot_bindings): Define.
15825 (struct c_goto_bindings): Define.
15826 (c_goto_bindings_p): Define, along with VECs.
15827 (struct c_label_vars): Define.
15828 (struct c_scope): Add has_label_bindings field.
15829 (bind_label, set_spot_bindings): New static functions.
15830 (decl_jump_unsafe, update_spot_bindings): New static functions.
15831 (update_label_decls): New static function.
15832 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15833 Update binding u.label field to shadowed field.
15834 (c_binding_start_stmt_expr): New function.
15835 (c_binding_end_stmt_expr): New function.
15836 (pushdecl): Don't call c_begin_vm_scope.
15837 (make_label): Add defining and p_label_vars parameters. Change
15839 (lookup_label): Correct test for whether a label has not yet been
15840 defined. Call bind_label rather than bind.
15841 (warn_about_goto): New static function.
15842 (lookup_label_for_goto): New function.
15843 (declare_label): Call bind_label rather than bind.
15844 (check_earlier_gotos): New static function.
15845 (define_label): Don't give errors about jumping into statement
15846 expressions or scopes of variably modified types. Call
15847 set_spot_bindings and check_earlier_gotos. Call bind_label
15848 instead of bind. Don't set label_context_stack_se or
15849 label_context_stack_vm.
15850 (c_get_switch_bindings): New function.
15851 (c_release_switch_bindings): New function.
15852 (c_check_switch_jump_warnings): New function.
15853 (start_function): Don't set label_context_stack_se or
15854 label_context_stack_vm.
15855 (finish_function): Likewise.
15856 * c-typeck.c (label_context_stack_se): Don't define.
15857 (label_context_stack_vm): Don't define.
15858 (c_finish_goto_label): Call lookup_label_for_goto rather than
15859 lookup_label. Don't give errors about jumping into a statement
15860 expression or the scope of a variably modified type. Don't set
15861 label_context_stack_se or label_context_stack_vm.
15862 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15863 fields. Add bindings field.
15864 (c_start_case): Don't set deleted fields. Set bindings field.
15865 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15866 or blocked_vm. Call c_check_switch_jump_warnings.
15867 (c_finish_case): Don't test blocked_stmt_expr field. Call
15868 c_release_switch_bindings.
15869 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15870 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15871 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15872 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15873 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15874 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15875 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15876 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15877 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15878 (C_DECL_UNJUMPABLE_VM): Don't define.
15879 (C_DECL_UNDEFINABLE_VM): Don't define.
15880 (struct c_label_list): Don't define.
15881 (struct c_label_context_se): Don't define.
15882 (struct c_label_context_vm): Don't define.
15883 (struct c_spot_bindings): Declare.
15884 (c_bindings_start_stmt_expr): Declare.
15885 (c_bindings_end_stmt_expr): Declare.
15886 (lookup_label_for_goto): Declare.
15887 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15888 (c_check_switch_jump_warnings): Declare.
15889 (label_context_stack_se, label_context_stack_vm): Don't declare.
15890 (c_finish_goto_label): Update declaration.
15891 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15892 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15893 (Warning Options): Document -Wjump-misses-init.
15895 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15897 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15900 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15902 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15904 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15906 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15908 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15910 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15912 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15914 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15915 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15916 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15917 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15918 * dwarf2asm.c (dw2_force_const_mem): Update call to
15919 make_decl_one_only.
15920 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15921 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15922 * langhooks.c (lhd_comdat_group): Remove.
15923 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15924 * tree.h (DECL_COMDAT_GROUP): New.
15925 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15926 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15927 (make_decl_one_only): Change signature.
15928 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15929 make_decl_one_only.
15930 (make_decl_one_only): Change signature.
15931 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15933 2009-06-15 Richard Guenther <rguenther@suse.de>
15935 PR middle-end/40439
15936 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15938 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15940 * tree-ssa-math-opts.c: Remove extra divide.
15942 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15944 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15946 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15948 * passes.c: Add bswap pass.
15949 * tree-pass.h: Add pass_optimize_bswap declaration.
15950 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15951 Include rtl.h, expr.h and optabs.h for optab_handler check.
15952 (struct symbolic_number, pass_optimize_bswap): New definition.
15953 (do_shift_rotate, verify_symbolic_number_p): New functions.
15954 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15955 (gate_optimize_bswap): New function.
15956 * tree.c (widest_int_cst_value): New function.
15957 * tree.h (widest_int_cst_value): Prototype added.
15959 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15961 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15962 REG_EQUAL/REG_EQUIV notes.
15964 2009-06-14 Richard Guenther <rguenther@suse.de>
15966 PR middle-end/40389
15967 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15968 has its address taken if NRV was applied and it is addressable.
15969 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15970 function split out from ...
15971 (get_constraint_for_1): ... here.
15972 (handle_rhs_call): Use it to mark the return slot escaped if
15973 it is addressable and NRV was applied.
15975 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15977 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15978 Change first argument type to location_t.
15979 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15980 Do not set input_location.
15981 Use loc instead of input_location throughout.
15983 2009-06-13 Richard Guenther <rguenther@suse.de>
15985 PR tree-optimization/40421
15986 * tree-predcom.c (should_unroll_loop_p): Remove.
15987 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15989 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15991 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15992 Add location argument.
15994 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15996 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15998 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15999 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16000 * config/spu/spu-protos.h: Add location to
16001 spu_resolve_overloaded_builtin.
16002 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16003 spu_build_builtin_va_list.
16004 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16005 argument. Pass location to build_function_call_vec.
16006 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16008 (emit_fpu_switch): Same.
16009 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16010 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16011 to build_decl and create_artificial_label.
16012 (xtensa_gimplify_va_arg_expr): Same.
16013 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16014 (xstormy16_gimplify_va_arg_expr): Same.
16015 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16016 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16017 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16018 (mips16_build_function_stub): Same.
16019 (mips16_build_call_stub): Same.
16021 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16024 * arm/constraints.md (Pa, Pb): New constraints.
16025 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16026 split pattern to deal with them.
16028 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16030 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16031 fix index entry for -Xpreprocessor.
16033 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16036 Add location argument to build_decl call.
16037 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16038 (rs6000_init_builtins): Same.
16039 (spe_init_builtins): Same.
16040 (rs6000_gimplify_va_arg): Add location argument to
16041 create_artificial_label call.
16043 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16045 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16046 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16047 * Makefile.in: Fix GGC dependency for gcse.o.
16049 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16051 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16052 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16053 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16055 * c-parser.c (c_parser_binary_expression): Use current column while
16056 building binary operations.
16057 * common.opt (fshow-column): Enable by default.
16058 * tree-vrp.c (check_array_ref): Use warning_at.
16059 (check_array_bounds): Use location from call back if expr has no
16061 * tree.h: Add location argument to maybe_fold_*.
16062 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16063 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16064 (maybe_fold_offset_to_component_ref): Same.
16065 (maybe_fold_offset_to_reference): Same.
16066 (maybe_fold_offset_to_address): Same.
16067 (maybe_fold_stmt_indirect): Same.
16068 (maybe_fold_stmt_addition): Same.
16069 (fold_stmt_r): Pass location to maybe_fold_*.
16070 (fold_gimple_assign): Same.
16071 * c-tree.h: Add location argument to finish_decl,
16072 default_function_array_conversion, store_init_value.
16073 * c-decl.c (define_label): Use error_at.
16074 (c_make_fname_decl): Pass location to finish_decl.
16075 (finish_decl): New location argument.
16076 (build_compound_literal): Pass location to store_init_value.
16077 (grokdeclarator): Pass location to finish_decl.
16079 * c-typeck.c (array_to_pointer_conversion): New location argument.
16080 (function_to_pointer_conversion): Same.
16081 (default_function_array_conversion): Same.
16082 (parser_build_unary_op): Pass location to overflow_warning.
16083 (parser_build_binary_op): Same. Use warning_at.
16084 (build_unary_op): Pass location to array_to_pointer_conversion.
16085 (build_c_cast): Pass location to digest_init.
16086 (build_modify_expr): New location argument.
16087 (convert_for_assignment): Same.
16088 (store_init_value): Same.
16089 (digest_init): Same.
16090 (output_init_element): Pass location to digest_init and
16091 array_to_pointer_conversion.
16092 (c_finish_return): Pass location to convert_for_assignment.
16093 * gimplify.c (gimplify_conversion): Pass location to
16094 maybe_fold_offset_to_address.
16095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16096 to maybe_fold_stmt_addition.
16097 * c-omp.c (c_finish_omp_atomic): Pass new location to
16099 (c_finish_omp_for): Same.
16100 * c-common.c (overflow_warning): New argument.
16101 * c-common.h: New argument to build_modify_expr, overflow_warning.
16102 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16104 (c_parser_initializer): Pass location to
16105 default_function_array_conversion.
16106 (c_parser_initelt): Same.
16107 (c_parser_initval): Same.
16108 (c_parser_asm_operands): Same.
16109 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16110 (c_parser_conditional_expression): Same.
16111 (c_parser_binary_expression): Add location info to stack. Use it.
16112 (c_parser_unary_expression): Pass location to
16113 default_function_array_conversion, parser_build_unary_op,
16114 build_indirect_ref, c_parser_postfix_expression_after_primary.
16115 (c_parser_postfix_expression_after_primary): New location argument.
16117 (c_parser_expression_conv): Pass location to
16118 default_function_array_conversion.
16119 (c_parser_expr_list): Same.
16120 (c_parser_omp_atomic): Same.
16121 (c_parser_omp_for_loop): Same.
16122 * c-tree.h (struct c_declarator): Add comment to id_loc.
16123 (build_array_declarator): New argument.
16124 * c-decl.c (build_array_declarator): Add location argument.
16125 (grokdeclarator): Set id_loc for cdk_array.
16126 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16127 build_array_declarator.
16128 * tree.c (build_omp_clause): Add location argument.
16129 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16130 (OMP_CLAUSE_LOCATION): New macro.
16131 (struct tree_omp_clause): Add location field.
16132 (build_omp_clause): Add argument.
16133 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16135 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16136 (cp_parser_omp_clause_collapse): Same.
16137 (cp_parser_omp_clause_default): Same.
16138 (cp_parser_omp_clause_if): Same.
16139 (cp_parser_omp_clause_nowait): Same.
16140 (cp_parser_omp_clause_num_threads): Same.
16141 (cp_parser_omp_clause_ordered): Same.
16142 (cp_parser_omp_clause_schedule): Same.
16143 (cp_parser_omp_clause_untied): Same.
16144 (cp_parser_omp_for_loop): Same.
16145 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16146 * c-tree.h (c_start_case): Add location argument.
16147 (c_process_expr_stmt): Same.
16148 (c_finish_goto_*): Same.
16149 * tree-parloops.c (initialize_reductions): Pass location to
16151 (create_parallel_loop): Same.
16152 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16153 (gfc_trans_omp_reduction_list): Same.
16154 (gfc_trans_omp_clauses): Same.
16155 (gfc_trans_omp_do): Same.
16156 * c-typeck.c (c_finish_goto_label): Same.
16157 (c_finish_goto_ptr): New location argument.
16158 (c_start_case): Same.
16159 (emit_side_effect_warnings): Same.
16160 (c_process_expr_stmt): Same.
16161 (c_finish_stmt_expr): Same.
16162 (c_finish_omp_clauses): Use error_at instead of error.
16163 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16165 * c-omp.c (c_split_parallel_clauses): New location argument.
16166 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16167 to build_omp_clause.
16168 (convert_local_reference_stmt): Same.
16169 (convert_gimple_call): Same.
16170 * c-common.h (c_split_parallel_clauses): New argument.
16171 * c-parser.c (c_parser_statement_after_labels): Pass location to
16172 c_finish_goto_label.
16173 (c_parser_switch_statement): Pass location to c_start_case.
16174 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16175 and c_process_expr_stmt.
16176 (c_parser_omp_variable_list): Add location argument.
16177 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16178 (c_parser_omp_clause_default): Same.
16179 (c_parser_omp_clause_if): Same.
16180 (c_parser_omp_clause_num_threads): Same.
16181 (-c_parser_omp_clause_ordered): Same.
16182 (c_parser_omp_clause_reduction): Pass location to
16183 c_parser_omp_variable_list.
16184 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16185 (c_parser_omp_clause_untied): Same.
16186 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16187 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16189 * c-tree.h (check_for_loop_decls, undeclared_variable,
16190 build_component_ref, build_array_ref, build_external_ref,
16191 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16192 build_conditional_expr, build_compound_expr, c_cast_expr,
16193 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16194 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16196 * c-semantics.c (build_stmt): Same.
16197 (build_case_label): Same.
16198 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16199 (undeclared_variable): New argument.
16200 (make_label): Same.
16201 (lookup_label): Pass location on down.
16202 (define_label): Same.
16203 (finish_decl): Same.
16204 (build_compound_literal): Same.
16205 (finish_struct): Same.
16206 (finish_function): Do not set location here.
16207 (check_for_loop_decls): New argument.
16208 * tree.c (save_expr): Set location.
16209 (build_empty_stmt): New argument.
16210 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16211 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16212 * builtins.c (gimplify_va_arg_expr): Use locations.
16213 (expand_builtin_sync_operation): Same.
16214 * c-typeck.c (build_component_ref): New argument.
16215 (build_array_ref): Same.
16216 (build_external_ref): Same.
16217 (c_expr_sizeof_expr): Same.
16218 (c_expr_sizeof_type): Same.
16219 (parser_build_unary_op): Same.
16220 (build_conditional_expr): Same.
16221 (build_compound_expr): Pass location on down.
16222 (build_compound_expr): New argument.
16223 (build_c_cast): Same.
16224 (c_cast_expr): Same.
16225 (build_asm_expr): Same.
16226 (c_finish_return): Same.
16227 (c_process_expr_stmt): Pass location on down.
16228 (c_finish_stmt_expr): New argument.
16229 (push_clenaup): Same.
16230 (c_finish_omp_parallel): Same.
16231 (c_finish_omp_task): Same.
16232 * gimplify.c (gimplify_call_expr): Pass location on down.
16233 * c-omp.c (c_finish_omp_master): New argument.
16234 (c_finish_omp_critical): Same.
16235 (c_finish_omp_ordered): Same.
16236 (c_finish_omp_barrier): Same.
16237 (-c_finish_omp_taskwait): Same.
16238 (c_finish_omp_atomic): Same.
16239 (c_finish_omp_flush): Same.
16240 * tree-inline.c (copy_tree_body_r): Pass location on down.
16241 (inline_forbidden_p): Remove use of input_location.
16242 * c-gimplify.c (c_build_bind_expr): New argument.
16243 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16244 (c_sizeof_or_alignof_type): New argument.
16245 (c_alignof_expr): Same.
16246 (build_va_arg): Same.
16247 (c_add_case_label): Same.
16248 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16249 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16250 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16251 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16252 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16253 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16255 * stub-objc.c (objc_build_selector_expr): Same.
16256 (objc_build_throw_stmt): Same.
16257 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16258 (c_parser_initelt): Same.
16259 (c_parser_compound_statement): Same.
16260 (c_parser_compound_statement_nostart): Same.
16261 (c_parser_label): Same.
16262 (c_parser_statement_after_labels): Same.
16263 (c_parser_if_body): Same.
16264 (c_parser_else_body): Same.
16265 (c_parser_if_statement): Same.
16266 (c_parser_switch_statement): Same.
16267 (c_parser_while_statement): Same.
16268 (c_parser_do_statement): Same.
16269 (c_parser_for_statement): Same.
16270 (c_parser_asm_statement): Same.
16271 (c_parser_conditional_expression): Same.
16272 (c_parser_binary_expression): Same.
16273 (c_parser_cast_expression): Same.
16274 (c_parser_unary_expression): Same.
16275 (c_parser_sizeof_expression): Same.
16276 (c_parser_alignof_expression): Same.
16277 (c_parser_postfix_expression): Same.
16278 (c_parser_expression): Same.
16279 (c_parser_objc_receiver): Same.
16280 (c_parser_omp_variable_list): Same.
16281 (c_parser_omp_structured_block): Same.
16282 (c_parser_omp_atomic): New argument.
16283 (c_parser_omp_barrier): Same.
16284 (c_parser_omp_critical): Same.
16285 (c_parser_omp_flush): Pass location on down.
16286 (c_parser_omp_for_loop): New argument.
16287 (c_parser_omp_for): Same.
16288 (c_parser_omp_master): Same.
16289 (c_parser_omp_ordered): Same.
16290 (c_parser_omp_sections_scope): Same.
16291 (c_parser_omp_sections): Same.
16292 (c_parser_omp_parallel): Same.
16293 (c_parser_omp_single): Same.
16294 (c_parser_omp_task): Same.
16295 (c_parser_omp_taskwait): Pass location on down.
16296 (c_parser_omp_construct): Same.
16297 (c_parser_omp_threadprivate): Same.
16298 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16299 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16300 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16301 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16302 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16303 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16304 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16305 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16306 config/i386/i386.c, stmt.c:
16307 Add location argument to the following function definitions and/or
16308 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16309 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16310 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16311 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16312 do_case, c_finish_bc_stmt, build_compound_literal,
16313 build_function_call.
16314 * c-decl.c (build_compound_literal): Add location argument.
16315 Make all diagnostic calls use location.
16316 (start_struct): Same.
16317 (finish_struct): Same.
16318 (start_enum): Same.
16319 (build_enumerator): Same.
16320 (start_function): Same.
16321 (grokdeclarator): Make all diagnostic calls use location.
16322 (store_parm_decls_oldstyle): Same.
16323 * c-typeck.c (build_function_call): Add location argument.
16324 Make all diagnostic calls use location.
16326 (c_finish_bc_stmt): Same.
16327 * tree-nested.c (get_trampoline_type): Add argument.
16328 Pass location to build_decl.
16329 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16330 * rtl.h (RTL_LOCATION): New.
16331 * c-common.c (c_add_case_label): Add location argument.
16332 Make all diagnostic calls use location.
16333 * c-common.h: Add location argument to make_fname_decl, do_case,
16334 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16335 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16336 Set it appropriately for every case. Pass enum_loc to start_enum
16337 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16339 (c_parser_struct_or_union_specifier): Save location. Use it for
16340 start_struct, finish_struct, and parser_xref_tag.
16342 2009-06-12 Ian Lance Taylor <iant@google.com>
16344 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16346 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16347 cpp_opts->warn_cxx_operator_names.
16349 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16352 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16353 is returns NULL and OP is a VCE, look through the VCE.
16355 2009-06-12 Ian Lance Taylor <iant@google.com>
16358 * collect2.c (main): Use CONST_CAST2 in code inside #if
16359 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16361 2009-06-12 Joey Ye <joey.ye@intel.com>
16363 PR middle-end/39146
16364 * cfgexpand.c (get_decl_align_unit): Update
16365 max_used_stack_slot_alignment with align instead of
16366 stack_alignment_needed.
16368 * function.c (assign_stack_local_1): Update
16369 max_used_stack_slot_alignment with alignment_in_bits instead
16370 of stack_alignment_needed.
16371 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16374 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16376 * dwarf2out.c (last_var_location_insn): New variable.
16377 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16378 (dwarf2out_var_location): Don't record anything after last real
16379 insn. Only change labels if there were any real instructions
16380 in between last note and this one, or if changed sections.
16382 2009-06-11 Richard Henderson <rth@redhat.com>
16384 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16385 note when storing the frame pointer in a register.
16386 (FRP): Don't redefine to nothing for epilogue.
16387 (alpha_expand_epilogue): Mark register and sp restores.
16388 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16390 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16391 when gen_lowpart is needed.
16393 2009-06-11 Richard Henderson <rth@redhat.com>
16395 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16397 * dwarf2out.c (need_data_align_sf_opcode): New.
16398 (div_data_align): Move earlier.
16399 (def_cfa_1, reg_save): Use it.
16401 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16403 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16404 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16405 (ix86_handle_option): Handle OPT_mcrc32.
16406 (ix86_target_string): Add -mcrc32.
16407 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16409 * config/i386/i386.h (TARGET_CRC32): New.
16411 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16412 (sse4_2_crc32di): Likewise.
16414 * config/i386/i386.opt (mcrc32): New.
16416 * doc/invoke.texi: Document -mcrc32.
16418 2009-06-11 Richard Henderson <rth@redhat.com>
16420 * common.opt (gdwarf-): Accept a version number.
16421 * doc/invoke.texi (gdwarf-): Update docs.
16422 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16423 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16424 version level, and record it.
16426 * dwarf2.h (DW_CIE_VERSION): Remove.
16427 * dwarf2out.c (DWARF_VERSION): Remove.
16428 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16429 (output_call_frame_info): Use CIE version 3 for dwarf3,
16430 or if the return register column is out of range for version 1.
16431 (dwarf_stack_op_name): Add all dwarf3 values.
16432 (DEBUG_PUBTYPES_SECTION): New.
16433 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16434 encoding change for dwarf3.
16435 (output_die) [dw_val_class_die_ref]: Likewise.
16436 (output_compilation_unit_header): Emit correct version for dwarf3.
16437 (output_line_info): Likewise.
16438 (output_pubnames): Update for DWARF_VERSION removal.
16439 (output_aranges): Likewise.
16440 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16441 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16442 (dwarf2out_finish): Likewise.
16444 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16446 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16449 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16452 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16453 * builtins.c (expand_builtin_unreachable): New function.
16454 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16455 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16456 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16458 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16459 searching for missing barriers.
16461 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16463 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16464 when -fprofile-generate* was passed.
16465 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16467 2009-06-11 Anthony Green <green@moxielogic.com>
16469 * config/moxie/moxie.md: Define length attribute for all instructions.
16471 (*b<cond:code>): Support limited branch ranges for new PC-relative
16472 branch instructions.
16473 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16475 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16477 * config/i386/i386.c (min_insn_size): Use get_attr_length
16478 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16479 For __asm return 0.
16481 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16482 instead of emit_insn_before.
16484 2009-06-10 Ian Lance Taylor <iant@google.com>
16487 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16490 2009-06-10 Revital Eres <eres@il.ibm.com>
16492 * passes.c (init_optimization_passes): Reschedule
16493 predictive-commoning pass before complete unroll pass.
16495 2009-06-10 Martin Jambor <mjambor@suse.cz>
16497 * cgraph.c (cgraph_node_can_be_local_p): New function.
16498 (cgraph_make_node_local): New function.
16499 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16500 (cgraph_make_node_local): Declare.
16502 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16504 * tree.h (tree_base): Add packed_flag and user_align fields.
16505 Decrease size of spare field.
16506 (TYPE_USER_ALIGN): Use user_align from tree_base.
16507 (DECL_USER_ALIGN): Likewise.
16508 (TYPE_PACKED): Use packed_flag from tree_base.
16509 (DECL_PACKED): Likewise.
16510 (tree_type): Delete packed_flag and user_align fields. Widen
16511 precision field. Widen mode field and shuffle fields to align
16512 mode on an 8-bit boundary.
16513 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16514 Renumber decl_flag_* fields. Fix comments. Widen
16515 decl_common_unused field.
16516 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16517 (DECL_EXTERNAL): Likewise.
16518 (DECL_BIT_FIELD): Likewise.
16519 (DECL_NONADDRESSABLE_P): Likewise.
16520 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16521 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16523 2009-06-10 Ian Lance Taylor <iant@google.com>
16525 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16526 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16527 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16528 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16529 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16530 DEF_VEC_ALLOC_FUNC_P.
16531 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16532 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16533 DEF_VEC_ALLOC_FUNC_O.
16534 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16535 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16536 DEF_VEC_ALLOC_FUNC_I.
16537 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16538 (vec_stack_p_reserve_exact_1): Declare.
16539 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16540 (vec_stack_free): Declare.
16541 (VEC_stack_alloc): Define.
16542 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16543 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16544 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16545 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16547 (stack_vecs): New static variable.
16548 (vec_stack_p_reserve_exact_1): New function.
16549 (vec_stack_o_reserve_1): New static function.
16550 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16551 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16552 (vec_stack_free): New function.
16553 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16554 (VEC_df_ref_stack_alloc): Define.
16555 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16556 DEF_VEC_ALLOC_P_STACK.
16557 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16558 (struct df_collection_rec): Change _vec fields to VEC. Remove
16560 (df_free_collection_rec): Adjust for new fields.
16561 (df_insn_rescan): Use new df_collection_rec fields.
16562 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16563 (df_ref_create_structure, df_ref_record): Likewise.
16564 (df_get_conditional_uses, df_get_call_refs): Likewise.
16565 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16566 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16567 (df_record_exit_block_uses, df_bb_verify): Likewise.
16568 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16569 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16570 Remove count parameter. Change return type to void. Change all
16572 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16573 Remove count parameter. Change return type to void. Change all
16575 (df_install_refs): Change old_vec parameter to VEC. Remove count
16576 parameter. Change all callers.
16577 (df_install_mws): Change old_vec parameter to VEC. Remove count
16578 parameter. Change all callers.
16579 (df_refs_verify): Change new_rec parameter to VEC. Change call
16581 (df_mws_verify): Likewise.
16583 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16585 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16587 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16589 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16591 2009-06-10 Anthony Green <green@moxielogic.com>
16593 * config/moxie/crti.asm: New file.
16594 * config/moxie/crtn.asm: New file.
16595 * config/moxie/moxie.c: New file.
16596 * config/moxie/moxie.h: New file.
16597 * config/moxie/sfp-machine.h: New file.
16598 * config/moxie/moxie-protos.h: New file.
16599 * config/moxie/t-moxie: Created.
16600 * config/moxie/t-moxie-softfp: Created.
16601 * config/moxie/moxie.md: Created.
16602 * config/moxie/constraints.md: Created.
16603 * config.gcc: Add moxie support.
16604 * doc/md.texi (Machine Constraints): Add moxie constraints.
16605 * doc/contrib.texi (Contributors): Mention moxie port.
16606 * doc/install.texi (Specific): Mention the moxie port.
16608 2009-06-09 Ian Lance Taylor <iant@google.com>
16610 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16611 compiling with C++.
16612 * optabs.c (optab_table): Only use designated initializers if
16613 HAVE_DESIGNATED_INITIALIZERS is defined.
16614 (convert_optab_table): Likewise.
16615 (init_optabs): Always call init_insn_codes if
16616 HAVE_DESIGNATED_INITIALIZERS is not defined.
16618 2009-06-09 Ian Lance Taylor <iant@google.com>
16620 * targhooks.c (default_builtin_vectorized_function): Change fn
16621 parameter to unsigned int.
16622 (default_builtin_vectorized_conversion): Change code parameter to
16624 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16625 * targhooks.h: Update declarations.
16626 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16627 parameter to unsigned int.
16629 * c-typeck.c (comptypes_check_enum_int): New static function.
16630 (comptypes_internal): Add enum_and_int_p parameter. Change all
16632 (comp_target_types): Add location parameter. Change all callers.
16633 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16634 Change all callers.
16635 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16636 (build_conditional_expr): Add colon_loc parameter. Change all
16638 (convert_for_assignment): Add location parameter. Change all callers.
16639 * c-parser.c (c_parser_conditional_expression): Pass location of
16640 colon to build_conditional_expr.
16641 * c-tree.h (build_conditional_expr): Update declaration.
16643 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16645 * graphite.c: Revert previous patch.
16647 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16650 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16652 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16654 * tree-ssa-loop-prefetch.c
16655 (loop_prefetch_arrays): Fixed a portability problem in printf format
16658 2009-06-09 Martin Jambor <mjambor@suse.cz>
16660 PR tree-optimization/40351
16661 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16662 refrence to a potential artifical subaccess can be constructed.
16664 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16666 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16667 (sh_override_options): Likewise.
16668 * config/sh/sh.c: Include params.h.
16669 (sh_optimization_options): New.
16670 (sh_override_options): Likewise.
16671 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16672 (OVERRIDE_OPTIONS): Use sh_override_options.
16674 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16676 * dwarf2out.c (emit_cfa_remember): New variable.
16677 (add_fde_cfi): If emit_cfa_remember, recurse to add
16678 DW_CFA_remember_state first.
16679 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16680 instead just set emit_cfa_remember.
16682 2009-06-08 Jan Hubicka <jh@suse.cz>
16685 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16687 2009-06-08 Jan Hubicka <jh@suse.cz>
16689 PR middle-end/39834
16690 * cgraphunit.c (save_inline_function_body): Do not copy transform
16691 hooks for saved inline bodies.
16692 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16693 for given function.
16695 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16697 * jump.c (returnjump_p): Handle delayed branches. Add missing
16700 2009-06-08 Jan Hubicka <jh@suse.cz>
16702 PR middle-end/40102
16703 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16704 original node might've been modified.
16705 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16707 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16709 * tree-object-size.c (addr_object_size): Add OSI argument.
16710 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16711 (compute_builtin_object_size, expr_object_size): Adjust callers.
16712 (plus_stmt_object_size): Call addr_object_size instead of
16713 compute_builtin_object_size.
16715 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16716 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16718 * tree-ssa-loop-prefetch.c
16719 (gather_memory_references): Introduced a counter for the number of
16721 (anything_to_prefetch_p): Introduced a counter for the number of
16723 (is_loop_prefetching_profitable): New function with a cost model
16725 (loop_prefetch_arrays): Use the new cost model to determine if
16726 prefetching is profitable.
16727 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16728 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16729 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16730 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16731 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16732 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16734 2009-06-08 Michael Matz <matz@suse.de>
16737 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16738 partitions use the same.
16739 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16740 for basevars of SSA_NAMEs.
16741 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16742 to not expand them twice.
16743 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16746 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16748 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16749 (fdump-final-insns=, gtoggle): New.
16750 * doc/invoke.texi: Document them.
16751 * final.c (rest_of_clean_state): Dump final insn stream.
16752 * gcc.c (invoke_as): Hook in -fcompare-debug.
16753 (static_spec_functions): Add compare-debug-dump-opt,
16754 compare-debug-self-opt and compare-debug-auxbase-opt.
16755 (compare_debug, compare_debug_second, compare_debug_opt): New.
16756 (switches_debug_check, n_switches_debug_check): New.
16757 (debug_auxbase_opt, debug_check_temp_file): New.
16758 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16760 (do_self_spec): Handle arguments after switches.
16761 (do_spec_1): Add .gk extension to temp file basenames for compare.
16762 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16763 (cc1_options): Use it instead of normal auxbase computation for
16764 the second compare-debug compilation.
16765 (compare_files): New.
16766 (main): Set up and implement compare debug mode.
16767 (compare_debug_dump_opt_spec_function): New.
16768 (compare_debug_self_opt_spec_function): New.
16769 (compare_debug_auxbase_opt_spec_function): New.
16770 * toplev.c (process_options): Handle flag_gtoggle,
16771 flag_dump_final_insns.
16772 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16773 during -fcompare-debug-second compilation.
16775 2009-06-07 Ian Lance Taylor <iant@google.com>
16777 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16778 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16780 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16781 with no default node. Change warning with %H to warning_at.
16782 Don't clear warn_switch around case checking.
16783 * doc/invoke.texi (Warning Options): Clarify distinction between
16784 -Wswitch and -Wswitch-enum.
16786 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16788 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16790 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16792 * gbl-ctors.h: Add header guard.
16794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16796 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16797 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16798 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16799 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16800 prototypes for removed functions.
16801 (expressions_equal_p): Move to ...
16802 * tree-ssa-sccvn.h: ... here and ...
16803 * matrix-reorg.c: ... adjust includes.
16805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16807 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16809 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16811 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16812 (finish_function): Remove erroneous whitespace.
16814 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16816 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16817 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16819 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16821 * errors.c (internal_error): Commentary typo fix.
16822 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16823 * tree-ssa-pre.c: Ditto.
16825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16827 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16828 them is supposed to hold actual statements.
16830 2009-06-06 Ian Lance Taylor <iant@google.com>
16832 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16833 empty statements can now have attributes.
16835 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16837 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16838 * config/mips/mips.md: Ditto.
16840 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16842 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16844 (__eabi_uconvert): Likewise.
16846 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16848 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16849 CFI_* definitions with IN_GCC.
16851 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16853 * xcoffout.h (xcoffout_source_line): Update prototype.
16855 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16857 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16858 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16860 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16862 PR middle-end/40340
16863 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16864 inlined_function_outer_scope_p blocks for artificial inlines
16866 * tree.c (tree_nonartificial_location): Rewrite using
16867 block_nonartificial_location.
16869 2009-06-05 Revital Eres <eres@il.ibm.com>
16870 Leehod Baruch <leehod@il.ibm.com>
16872 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16873 (expand_expr_real_1): Remove comment.
16874 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16875 Vectorize misaligned access when the target supports it.
16876 (vect_supportable_dr_alignment): Check for unaligned access support.
16877 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16880 2009-06-05 Julian Brown <julian@codesourcery.com>
16882 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16883 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16885 2009-06-05 Richard Guenther <rguenther@suse.de>
16888 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16889 as possibly unused.
16891 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16893 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16894 (save_gprs): Don't tell unwinder when a global register is saved.
16895 (s390_emit_epilogue): Emit needed epilogue unwind info.
16897 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16899 * dwarf2out.c (deferred_asm_name): New.
16900 (add_name_and_src_coords_attributes): Defer creation of
16901 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16903 (move_linkage_attr): New.
16904 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16907 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16909 * tree-nested.c (finalize_nesting_tree_1): Declare the
16910 frame_decl in the binding tree.
16912 2009-06-04 Cary Coutant <ccoutant@google.com>
16914 * basic-block.h (struct basic_block_def): Add discriminator field.
16915 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16917 * debug.c (do_nothing_debug_hooks): Add additional entry.
16918 (debug_nothing_int_charstar_int): New function.
16919 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16920 (debug_nothing_int_charstar_int): New declaration.
16921 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16922 discriminator value in .loc directive.
16923 * final.c (last_discriminator): New variable.
16924 (discriminator): New variable.
16925 (final_start_function): Initialize above variables, pass current
16926 discriminator to debug hook.
16927 (notice_source_line): Check for discriminator change.
16928 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16929 * sdbout.c (sdbout_source_line): New parameter.
16930 * tree-cfg.c (struct locus_discrim_map): New structure type.
16931 (discriminator_per_locus): New hash table.
16932 (build_gimple_cfg): Allocate and free discriminator hash table.
16933 (make_edges): Call assign_discriminator.
16934 (locus_map_hash): New function.
16935 (locus_map_eq): New function.
16936 (next_discriminator_for_locus): New function.
16937 (same_line_p): New function.
16938 (assign_discriminator): New function.
16939 (make_cond_expr_edges): Call assign_discriminator.
16940 (make_gimple_switch_edges): Likewise.
16941 (first_non_label_stmt): New function.
16942 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16944 * xcoffout.c (xcoffout_source_line): Add new parameter.
16946 * configure.ac (gcc_cv_as_discriminator): New configury check for
16947 gas support for discriminator.
16948 * configure: Regenerate.
16949 * config.in: Regenerate.
16951 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16953 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16954 val after checking for integers.
16956 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16958 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16960 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16961 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16962 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16963 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16964 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16965 X64_SSE_REGPARM_MAX.
16966 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16967 X64_SSE_REGPARM_MAX.
16969 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16971 * gcc.c (report_times_to_file): New.
16972 (execute): Implement it.
16973 (process_command): Support -time=.
16974 * doc/invoke.texi: Document it.
16976 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16978 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16979 that have value exprs.
16981 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16983 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16984 declarations for constants until...
16985 (dw2_output_indirect_constant_1): ... this point.
16987 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16990 * arm.md (arm_addsi3): Don't try to split an add with an
16991 eliminable register until after reload has completed.
16993 2009-06-03 Ian Lance Taylor <iant@google.com>
16995 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16996 * genattrtab.c (write_length_unit_log): Likewise.
16997 * genchecksum.c (dosum): Likewise.
16998 * gengtype.c (write_rtx_next): Likewise.
16999 (finish_root_table, write_roots): Likewise.
17000 * gimple.c (gimple_ops_offset_): Likewise.
17001 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17002 * config/arc/arc.c (arc_attribute_table): Likewise.
17003 * config/arm/arm.c (arm_attribute_table): Likewise.
17004 * config/avr/avr.c (avr_attribute_table): Likewise.
17005 * config/crx/crx.c (crx_attribute_table): Likewise.
17006 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17007 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17008 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17009 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17010 * config/sh/sh.c (sh_attribute_table): Likewise.
17011 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17012 * config/spu/spu.c (spu_attribute_table): Likewise.
17013 * config/v850/v850.c (v850_attribute_table): Likewise.
17015 * config/alpha/alpha.c (vms_attribute_table): Make static.
17016 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17017 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17018 * config/mips/mips.c (mips_attribute_table): Likewise.
17020 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17022 (cc1-checksum.o): Likewise.
17024 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17026 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17028 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17030 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17031 insn if it is changing sp. Use gen_add3_insn instead of
17032 conditionally gen_addsi3 and gen_adddi3.
17033 (offset_below_red_zone_p): New static inline function.
17034 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17035 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17036 * config/rs6000/ppc-asm.h: Include auto-host.h.
17037 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17038 CFI_RESTORE): Define.
17039 * config/rs6000/crtresxgpr.asm: Add unwind info.
17040 * config/rs6000/crtresxfpr.asm: Likewise.
17041 * config/rs6000/crtresgpr.asm: Likewise.
17042 * config/rs6000/crtresfpr.asm: Likewise.
17043 * config/rs6000/crtsavgpr.asm: Likewise.
17044 * config/rs6000/crtsavfpr.asm: Likewise.
17046 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17047 argument of DWARF2_FRAME_REG_OUT macros.
17049 2009-06-03 Julian Brown <julian@codesourcery.com>
17051 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17052 words or less (including TImode) in core registers.
17054 2009-06-03 Richard Guenther <rguenther@suse.de>
17056 PR middle-end/40328
17057 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17059 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17061 * statistics.c (statistics_counter_event): Do not record event
17062 in pass dump if its number == -1.
17063 (curr_statistics_hash): Add assert that we never get passes
17064 with static number == -1.
17066 2009-06-03 Richard Guenther <rguenther@suse.de>
17067 Andrey Belevantsev <abel@ispras.ru>
17069 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17070 non-BLKmode arrays addressable.
17072 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17074 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17075 * config/m68k/m68k.h: ... here.
17077 2009-06-03 Martin Jambor <mjambor@suse.cz>
17079 PR tree-optimization/40323
17080 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17083 2009-06-03 Richard Guenther <rguenther@suse.de>
17085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17088 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17090 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17091 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17092 JUMP_TABLE_DATA_P where applicable.
17093 * config/sh/sh.c: Ditto.
17094 * config/sh/sh.h: Ditto.
17095 * config/sh/sh.md: Ditto.
17096 * config/sh/symbian.c: Ditto.
17098 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17100 * config/i386/driver-i386.c (describe_cache): Optimize
17101 concatenation of strings. Use snprintf instead of sprintf.
17102 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17103 target when not compiling with GCC.
17105 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17107 * config/sh/sh.c: Revert last change.
17108 (sh_expand_epilogue): Emit a blockage insn before the frame
17109 pointer adjustment unconditionally.
17111 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17113 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17114 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17115 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17116 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17117 to COLLECT_GCC_OPTIONS.
17119 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17121 * collect2.c (target_system_root): New variable.
17122 (main): Handle --sysroot=.
17123 (ignore_library): Strip the sysroot from the library path.
17125 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17127 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17128 (collect2.o): Depend on collect2-aix.h.
17129 (collect2-aix.o): New rule.
17130 * collect2-aix.h: New file.
17131 * collect2-aix.c: Likewise.
17132 * collect2.c: Include collect2-aix.h. Don't undefine
17133 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17134 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17135 Use TARGET_AIX_VERSION instead of _AIX51.
17136 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17137 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17138 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17139 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17140 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17142 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17144 * collect2.c (ignore_library): Avoid premature post-increment
17145 and null deference.
17147 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17149 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17150 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17151 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17152 CROSS_DIRECTORY_STRUCTURE too.
17153 (LINK_LIBG_SPEC): Likewise.
17154 (LIB_SPEC): Add %R to sysroot paths.
17155 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17156 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17157 * config/rs6000/aix51.h: As for aix43.h.
17158 * config/rs6000/aix52.h: Likewise.
17159 * config/rs6000/aix53.h: Likewise.
17160 * config/rs6000/aix61.h: Likewise.
17161 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17162 to the beginning of sysroot paths.
17164 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17166 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17167 INSN_LISTs that are out of the REG_NOTE range.
17169 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17171 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17172 (struct var_to_expand): Likewise.
17173 (struct opt_info): Add head and tail for linked lists of the above.
17174 (analyze_insn_to_expand_var): Initialize next.
17175 (analyze_iv_to_split_insn): Likewise.
17176 (analyze_insns_in_loop): Create linked lists.
17177 (allocate_basic_variable): Simplify for use without hash table.
17178 (insert_var_expansion_initialization): Likewise, make it type-safer.
17179 (combine_var_copies_in_loop_exit): Likewise.
17180 (apply_opt_in_copies): Walk lists rather than hash tables.
17181 (release_var_copies): Simplified and inlined by hand into...
17182 (free_opt_info): ... this function.
17184 2009-06-02 Richard Guenther <rguenther@suse.de>
17186 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17191 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17192 only for builtins that are not overridden.
17194 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17196 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17199 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17201 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17203 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17205 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17207 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17209 * common.opt (fdump-unnumbered-links): New.
17210 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17211 * print-rtl.c (flag_dump_unnumbered_links): New.
17212 (print_rtx): Test it.
17214 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17216 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17217 push/pop multiple to 8-byte alignment.
17219 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17221 * config/i386/i386.c (queued_cfa_restores): New static variable.
17222 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17224 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17225 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17226 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17227 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17228 note unconditionally.
17229 (ix86_emit_restore_regs_using_mov): Likewise.
17230 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17231 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17232 it through to ix86_emit_restore_reg_using_pop.
17233 (ix86_emit_leave): Add RED_OFFSET argument. Call
17234 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17235 instead of adding REG_CFA_OFFSET note unconditionally.
17236 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17237 the above functions. Call ix86_add_queued_cfa_restore_notes when
17240 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17241 force output of the label even for dwarf2out_do_cfi_asm.
17242 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17243 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17244 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17246 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17247 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17248 dwarf2out_cfi_label callers.
17249 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17250 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17251 Adjust dwarf2out_cfi_label callers.
17252 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17254 * config/i386/i386.h (struct machine_cfa_state,
17255 struct machine_function): Guard with ifndef USED_FOR_TARGET
17256 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17259 * emutls.c (__emutls_get_address): Change arr->size to mean number
17260 of allocated arr->data entries instead of # of slots + 1.
17262 PR middle-end/40316
17263 * recog.c (peep2_reinit_state): New function.
17264 (peephole2_init_state): Use it at the end of a basic block and also
17265 when seeing a RTX_FRAME_RELATED_P insn.
17267 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17269 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17270 fixuns_truncrfdi2): New.
17271 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17272 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17273 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17274 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17275 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17276 *recip_approx): Remove.
17277 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17278 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17279 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17281 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17284 2009-06-01 Ian Lance Taylor <iant@google.com>
17286 * attribs.c (register_attribute): Use CONST_CAST.
17287 * collect2.c (main): Use CONST_CAST2.
17288 (scan_prog_file): Likewise.
17289 * gcc.c (process_command, main): Likewise.
17290 * toplev.c (toplev_main): Likewise.
17292 * c-typeck.c (handle_warn_cast_qual): New static function,
17293 partially broken out of build_c_cast.
17294 (build_c_cast): Call handle_warn_cast_qual.
17295 * doc/invoke.texi (Warning Options): Document new effect of
17298 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17300 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17301 (diagnostic_report_current_module): Print columns.
17302 * common.opt (flag_show_column): Enable by default.
17304 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17306 * alias.c (find_base_term): Check for NULL term before returning.
17308 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17310 Revert due to PR40320:
17311 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17312 * calls.c (emit_library_call_value_1): Don't force_operand for move
17315 2009-06-01 Olivier Hainque <hainque@adacore.com>
17316 Eric Botcazou <ebotcazou@adacore.com>
17318 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17319 to be processed as a bitfield for constructor output purposes.
17320 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17322 * varasm.c (oc_local_state): New type, output_constructor
17323 local state to support communication with helpers.
17324 (oc_outer_state): New type, output_constructor outer state of
17325 relevance in recursive calls.
17326 (output_constructor_array_range): New output_constructor helper,
17327 extracted code for an array range element.
17328 (output_constructor_regular_field): New output_constructor helper,
17329 extracted code for an element that is not a bitfield.
17330 (output_constructor_bitfield): New output_constructor helper,
17331 extracted code for a bitfield element. Accept an OUTER state
17332 argument for recursive processing. Recurse on record or array
17333 CONSTRUCTOR values, possibly past noop conversions.
17334 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17335 VALUE is a valid constant-valued expression for use in a static
17336 bit-field initializer.
17337 (output_constructor): Rework to use helpers. Accept and honor an
17338 OUTER state argument for recursive calls. Return total size. Be
17339 prepared for nested constructors initializing bitfields.
17340 (output_constant): Feed OUTER in calls to output_constructor.
17342 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17344 * calls.c (emit_library_call_value_1): Don't force_operand for move
17347 2009-06-01 Nick Clifton <nickc@redhat.com>
17349 * doc/invoke.texi (IA-64 Options): Fix typo.
17351 2009-06-01 Ira Rosen <irar@il.ibm.com>
17353 PR tree-optimization/39129
17354 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17356 (vect_do_peeling_for_loop_bound): Use
17357 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17358 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17359 (vect_loop_versioning): Likewise.
17360 (vect_create_cond_for_alias_checks): Fix indentation.
17361 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17363 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17364 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17365 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17366 "control flow in loop".
17367 (vect_estimate_min_profitable_iters): Use
17368 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17369 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17370 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17371 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17372 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17373 statement belongs to a group of strided accesses with the exact code
17375 (vectorizable_load): Likewise.
17376 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17377 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17379 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17381 * config/freebsd-stdint.h: New file.
17382 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17383 Add freebsd-stdint.h to tm_file.
17385 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17387 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17388 (thumb2_extendhidi2): Likewise.
17390 2009-05-31 Ian Lance Taylor <iant@google.com>
17392 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17394 2009-05-31 Ian Lance Taylor <iant@google.com>
17396 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17397 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17398 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17400 2009-05-31 Jason Merrill <jason@redhat.com>
17402 * tree-pretty-print.c (print_call_name): Take the callee, not the
17403 call itself. Make non-static. Use dump_function_name for functions.
17404 (dump_generic_node): Adjust.
17405 * diagnostic.h: Declare print_call_name.
17406 * gimple-pretty-print.c (dump_gimple_call): Use it.
17408 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17410 * config/sh/sh.md (ashldi3_std): New define_expand.
17413 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17416 * config/sh/sh.c: Include debug.h.
17417 (sh_expand_epilogue): Emit a blockage insn before the frame
17418 pointer adjustment also when dwarf2out_do_frame returns true.
17420 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17422 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17423 (thumb2_extendqidi2): New pattern.
17425 2009-05-31 Ira Rosen <irar@il.ibm.com>
17427 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17428 mark phis for renaming.
17429 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17430 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17431 Call mark_sym_for_renaming.
17432 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17433 * tree-vect-loop.c (vect_transform_loop): Remove
17434 vect_memsyms_to_rename initialization and a call to
17435 mark_set_for_renaming.
17437 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17439 PR middle-end/40304
17440 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17441 frame related even if !set_cfa && style < 0.
17443 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17445 * config/i386/mingw-tls.c: New file.
17446 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17447 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17448 defining _WIN32 but not __CYGWIN__.
17450 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17452 * configure.ac: Add MPC support.
17454 * config.in, configure: Regenerate.
17456 2009-05-29 Richard Henderson <rth@redhat.com>
17458 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17459 NOTE_INSN_BASIC_BLOCK.
17460 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17461 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17462 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17464 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17466 (add_cfi): Disable check redefining cfa away from drap.
17467 (lookup_cfa_1): Add remember argument; handle remember/restore.
17468 (lookup_cfa): Pass remember argument.
17469 (cfa_remember): New.
17470 (compute_barrier_args_size_1): Remove sibcall check.
17471 (dwarf2out_frame_debug_def_cfa): New.
17472 (dwarf2out_frame_debug_adjust_cfa): New.
17473 (dwarf2out_frame_debug_cfa_offset): New.
17474 (dwarf2out_frame_debug_cfa_register): New.
17475 (dwarf2out_frame_debug_cfa_restore): New.
17476 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17477 (dwarf2out_begin_epilogue): New.
17478 (dwarf2out_frame_debug_restore_state): New.
17479 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17480 DW_CFA_restore_state.
17481 (output_cfi_directive): Likewise.
17482 (convert_cfa_to_fb_loc_list): Likewise.
17483 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17484 * dwarf2out.h: Update.
17485 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17486 (copy_insn_1): Early out for null.
17487 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17488 and dwarf2out_frame_debug_restore_state.
17489 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17490 (prologue_insn_hash, epilogue_insn_hash): New.
17491 (free_after_compilation): Adjust freeing accordingly.
17492 (record_insns): Create hash table if needed; push insns into
17493 hash instead of array.
17494 (maybe_copy_epilogue_insn): New.
17495 (contains): Search hash table instead of array.
17496 (sibcall_epilogue_contains): Remove.
17497 (thread_prologue_and_epilogue_insns): Split eh_return insns
17498 and mark them as epilogues.
17499 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17500 scanning in terms of basic blocks.
17501 * insn-notes.def (CFA_RESTORE_STATE): New.
17502 * jump.c (returnjump_p_1): Accept EH_RETURN.
17503 (eh_returnjump_p_1, eh_returnjump_p): New.
17504 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17505 CFA_REGISTER, CFA_RESTORE): New.
17506 * rtl.def (EH_RETURN): New.
17507 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17509 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17510 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17512 * config/i386/i386.c (gen_push): Update cfa state.
17513 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17514 add a CFA_ADJUST_CFA note.
17515 (ix86_dwarf_handle_frame_unspec): Remove.
17516 (ix86_expand_prologue): Update cfa state.
17517 (ix86_emit_restore_reg_using_pop): New.
17518 (ix86_emit_restore_regs_using_pop): New.
17519 (ix86_emit_leave): New.
17520 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17521 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17522 * config/i386/i386.h (struct machine_cfa_state): New.
17523 (ix86_cfa_state): New.
17524 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17525 (eh_return_internal): Merge from eh_return_<mode>,
17526 use eh_return rtx, split w/ epilogue.
17528 2009-05-29 Ian Lance Taylor <iant@google.com>
17530 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17532 * calls.c (emit_library_call_value_1): Likewise.
17534 * c-typeck.c (c_build_va_arg): New function.
17535 * c-tree.h (c_build_va_arg): Declare.
17536 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17537 instead of build_va_arg.
17539 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17541 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17542 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17543 (ptr_difference_cost): Use affine combinations to compute it.
17544 (difference_cost): Likewise.
17545 (get_computation_cost_at): Compute more accurate cost for addresses
17546 if the ratio is a multiplier allowed in addresses.
17547 For non-addresses, consider that an additional offset or symbol is
17550 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17552 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17553 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17555 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17556 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17557 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17559 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17560 to 1 for TYPE_SSE{IADD1,CVT1}.
17561 (prefix_vex_imm8): Removed.
17562 (length_vex): Only pass 1 as second argument to
17563 ix86_attr_length_vex_default if prefix_extra is 0.
17564 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17565 (length): For prefix vex computation use length_immediate
17566 attribute instead of prefix_vex_imm8.
17567 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17568 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17569 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17570 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17571 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17572 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17573 a space in between the operands.
17574 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17575 if one operand is 0xff and the other one si, di, bp or sp.
17576 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17577 other one si, di, bp or sp.
17578 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17579 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17580 type and mode attributes.
17581 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17582 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17583 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17584 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17585 prefix_data16 attribute iff MODE_DF.
17586 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17587 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17588 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17589 constm128_operand in length_immediate computation.
17590 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17591 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17592 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17593 length_immediate attribute to 1.
17594 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17595 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17596 for certain alternatives.
17597 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17598 prefix_data16 attribute if MODE_V1DF.
17599 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17600 length_immediate to 1.
17601 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17602 length_address to 4, set mode attribute to MODE_DI.
17603 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17604 (fxam<mode>2_i387): Set length attribute to 4.
17605 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17606 *prefetch_3dnow_rex): Override length_address attribute.
17607 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17609 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17610 (constm128_operand): Removed.
17611 * config/i386/i386.c (memory_address_length): For
17612 disp && !index && !base in 64-bit mode account for SIB byte if
17613 print_operand_address can't optimize disp32 into disp32(%rip)
17614 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17615 for fs: or gs: segment.
17616 (ix86_attr_length_immediate_default): When checking if shortform
17617 is possible, truncate immediate to the length of the non-shortened
17619 (ix86_attr_length_address_default): Ignore MEM_P operands
17621 (ix86_attr_length_vex_default): Only check for DImode on
17622 GENERAL_REG_P operands.
17623 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17624 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17625 (sse_cvttps2pi): Clear prefix_rep attribute.
17626 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17628 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17629 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17630 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17631 iff operand 2 is const_int_operand.
17632 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17633 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17634 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17636 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17638 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17639 prefix_data16 attribute for movlpd and movhpd instructions.
17640 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17641 length_immediate for shufpd instruction.
17642 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17643 (avx_cmpp<avxmodesuffixf2c><mode>3,
17644 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17645 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17646 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17647 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17648 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17649 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17650 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17651 prefix_data16 attribute for the first alternative to 1.
17652 (*avx_loadlps): Override length_immediate for the first alternative.
17653 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17654 attributes for second alternative.
17655 (*vec_concatv2sf_sse4_1): Override length_immediate and
17656 prefix_data16 attributes for second alternative.
17657 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17658 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17659 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17660 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17661 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17662 prefix_data16 and length_immediate to 1.
17663 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17665 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17666 prefix_extra attribute for variants that don't have 0f prefix alone.
17667 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17668 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17669 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17670 *sse4_1_pextrd): Set length_immediate to 1.
17671 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17672 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17674 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17675 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17676 length_immediate to 1 for second alternative.
17677 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17678 prefix_extra and length_immediate attributes for the first
17680 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17682 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17683 to 1 for the first and third alternative.
17684 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17686 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17688 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17690 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17691 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17692 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17693 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17694 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17695 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17696 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17697 ssse3_psign<mode>3): Override prefix_rex attribute.
17698 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17699 (ssse3_palignrti): Override length_immediate to 1.
17700 (ssse3_palignrdi): Override length_immediate to 1, override
17701 prefix_rex attribute.
17702 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17703 (sse4a_extrqi): Override length_immediate to 2.
17704 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17705 (sse4a_insertq): Override prefix_data16 to 0.
17706 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17707 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17708 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17709 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17710 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17711 and length_immediate to 1.
17712 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17713 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17714 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17715 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17716 and length_immediate to 1.
17717 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17718 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17719 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17720 avx_ptest256): Override prefix_extra to 1.
17721 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17722 Override prefix_data16 and length_immediate to 1.
17723 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17724 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17725 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17726 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17727 prefix_data16 to 0 and prefix_extra to 2.
17728 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17729 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17731 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17732 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17733 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17734 and prefix_extra to 2.
17735 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17736 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17737 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17738 avx_vpermilvar<mode>3,
17739 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17740 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17741 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17742 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17743 Override prefix_extra to 1.
17744 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17745 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17746 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17747 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17748 prefix_extra and length_immediate to 1.
17749 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17751 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17752 to 1 for the first alternative.
17753 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17754 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17756 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17757 *movv2sf_internal_avx, *movv2sf_internal): Override
17758 prefix_rep attribute for certain alternatives.
17759 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17760 attributes for certain alternatives.
17761 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17762 attributes for certain alternatives.
17763 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17764 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17765 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17766 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17767 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17768 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17769 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17770 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17771 length_immediate to 1 if operand 2 is const_int_operand.
17772 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17773 *vec_extractv2si_1): Set length_immediate attribute to 1.
17774 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17775 using old 3DNOW insn rather than SSE/3DNOW_A.
17776 (mmx_emms, mmx_femms): Clear modrm attribute.
17778 2009-05-29 Martin Jambor <mjambor@suse.cz>
17780 * tree-sra.c: New implementation of SRA.
17782 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17783 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17784 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17785 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17786 (SRA_MAX_STRUCTURE_COUNT): Removed.
17787 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17788 * doc/invoke.texi (sra-max-structure-size): Removed.
17789 (sra-field-structure-ratio): Removed.
17791 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17793 PR middle-end/40291
17794 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17797 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17799 PR rtl-optimization/40101
17800 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17801 seqno. Adjust comment.
17802 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17803 inserting bookkeeping before a jump, the jump is not scheduled.
17804 When no positive seqno found, provide a value. Add comment.
17806 2009-05-29 Richard Guenther <rguenther@suse.de>
17808 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17809 short-cutting on the first component.
17811 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17813 PR middle-end/39958
17814 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17815 for trees other than decls/types.
17817 2009-05-29 Richard Guenther <rguenther@suse.de>
17819 * tree-ssa-operands.c (get_expr_operands): Do not handle
17820 INDIRECT_REFs in the handled-component case. Remove
17821 unused get_ref_base_and_extent case.
17822 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17823 tree_low_cst and host_integerp where possible.
17824 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17825 codes for equivalence.
17826 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17828 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17830 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17831 to tmake_file for i[34567]86-*-cygwin*.
17833 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17836 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17837 (altivec_categorize_keyword, init_vector_keywords,
17838 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17841 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17843 * tree.c (handle_dll_attribute): Check if node is
17844 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17846 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17848 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17850 (thumb2_zero_extendqidi2): Likewise.
17852 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17854 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17855 instead of gen_movrt.
17856 * config/sh/sh.md (movrt): Remove.
17858 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17860 * doc/invoke.texi (IA-64 Options):
17861 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17862 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17863 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17864 -msched-prefer-non-control-spec-insns,
17865 -msched-stop-bits-after-every-cycle,
17866 -msched-count-spec-in-critical-path,
17867 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17868 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17869 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17870 and -msched-spec-verbose.
17872 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17874 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17875 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17877 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17879 2009-05-28 Richard Guenther <rguenther@suse.de>
17881 * tree-ssa-alias.c (ao_ref_init): New function.
17882 (ao_ref_base): Likewise.
17883 (ao_ref_base_alias_set): Likewise.
17884 (ao_ref_alias_set): Likewise.
17885 (refs_may_alias_p_1): Change signature.
17886 (refs_may_alias_p): Adjust.
17887 (refs_anti_dependent_p): Likewise.
17888 (refs_output_dependent_p): Likewise.
17889 (call_may_clobber_ref_p_1): Change signature.
17890 (call_may_clobber_ref_p): Adjust.
17891 (stmt_may_clobber_ref_p_1): New function split out from ...
17892 (stmt_may_clobber_ref_p): ... here.
17893 (maybe_skip_until): Adjust signature.
17894 (get_continuation_for_phi): Likewise.
17895 (walk_non_aliased_vuses): Likewise.
17896 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17897 (ao_ref_init): Declare.
17898 (ao_ref_base): Likewise.
17899 (ao_ref_alias_set): Likewise.
17900 (stmt_may_clobber_ref_p_1): Likewise.
17901 (walk_non_aliased_vuses): Adjust.
17902 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17903 (get_ref_from_reference_ops): remove.
17904 (vn_reference_lookup_2): Adjust signature.
17905 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17906 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17907 (vn_reference_lookup): Adjust.
17908 (vn_reference_insert): Likewise.
17909 (vn_reference_insert_pieces): Adjust signature.
17910 (visit_reference_op_call): Adjust.
17911 * tree-ssa-pre.c (get_expr_type): Simplify.
17912 (phi_translate_1): Adjust.
17913 (compute_avail): Likewise.
17914 (translate_vuse_through_block): Do not re-build trees.
17915 (value_dies_in_block_x): Likewise.
17916 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17918 (vn_reference_lookup_pieces): Adjust declaration.
17919 (vn_reference_insert_pieces): Likewise.
17921 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17923 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17924 with checking disabled.
17926 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17930 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17931 macro definition for support of three-operand format aligned
17932 .comm directive in assembler on cygwin/pe/mingw target OS.
17933 * configure: Regenerate.
17934 * config.h: Regenerate.
17936 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17937 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17938 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17940 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17941 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17943 2009-05-28 Ira Rosen <irar@il.ibm.com>
17945 PR tree-optimization/40254
17946 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17947 in analysis of basic blocks.
17949 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17951 PR middle-end/33699
17952 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17953 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17954 (TARGET_INITIALIZER): Use it.
17955 * cse.c (CHEAPER): Move it up to the other macros.
17956 (insert): Rename this ...
17957 (insert_with_costs): ... to this. Add cost parameters. Update
17959 (insert): New function. Call insert_with_costs.
17960 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17961 find_reg_offset_for_const, try_const_anchors): New functions.
17962 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17963 when using a const-anchor. Call insert_const_anchors.
17964 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17965 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17967 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17969 * tree-inline.c (remap_decls): Enable nonlocalized variables
17970 when not optimizing.
17972 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17974 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17975 Simplify other tests involving optimize.
17977 2009-05-27 Tom Tromey <tromey@redhat.com>
17979 * unwind-dw2.c (_Unwind_DebugHook): New function.
17980 (uw_install_context): Call _Unwind_DebugHook.
17982 2009-05-27 Tom Tromey <tromey@redhat.com>
17984 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17986 2009-05-27 Ian Lance Taylor <iant@google.com>
17988 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17989 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17990 (ALL_LINKERFLAGS): Define.
17991 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17992 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17993 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17994 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17995 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17996 $(LINKER_FOR_BUILD).
17997 (build/gcov-iov$(build_exeext)): Likewise.
17999 2009-05-27 Julian Brown <julian@codesourcery.com>
18001 * gcse.c (target.h): Include.
18002 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18003 copy of argument to a pseudo register.
18005 2009-05-27 Diego Novillo <dnovillo@google.com>
18007 * tree-ssa-live.c (dump_scope_block): Document arguments.
18008 (dump_scope_blocks): Document.
18009 (debug_scope_blocks): New.
18010 * tree-flow.h (debug_scope_blocks): Declare.
18012 2009-05-21 Denis Chertykov <denisc@overta.ru>
18014 * doc/contrib.texi (Contributors): Add myself to the list.
18016 2009-05-27 Olivier Hainque <hainque@adacore.com>
18018 * expr.c (target_align): New function. Alignment the TARGET of an
18019 assignment may be assume to have.
18020 (highest_pow2_factor_for_target): Use it instead of relying on
18021 immediate tree attributes of TARGET, not necessarily honored when
18022 intermediate bitfields are involved.
18024 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18027 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18028 AVX, SSE4, AES, PCLMUL and POPCNT.
18030 2009-05-27 Diego Novillo <dnovillo@google.com>
18032 * tree-pretty-print.c (dump_location): New.
18033 (dump_generic_node): Call it.
18034 Factor code to handle BLOCK nodes ...
18035 (dump_block_node): ... here.
18037 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18039 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18041 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18043 * gcc-plugin.h: Include config.h and system.h.
18044 (IN_GCC): Define if not defined.
18046 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18048 PR middle-end/40249
18049 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18052 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18054 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18056 * config/m32r/m32r.h: Ditto.
18057 * config/m32r/m32r.md: Ditto.
18058 * config/m32r/predicates.md: Ditto.
18060 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18062 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18064 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18067 (Loading plugins): typo.
18068 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18069 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18070 (Interacting with the GCC Garbage Collector): Added new section.
18071 (Giving information about a plugin): Added new section for
18073 * ggc.h (ggc_register_root_tab): Added declaration.
18074 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18075 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18076 (register_callback): Improved comment in declaration.
18077 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18078 (extra_root_vec) Added static variable for dynamic roots registration.
18079 (ggc_register_root_tab) Added new routine.
18080 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18081 PLUGIN_GGC_MARKING event.
18082 * ggc-zone.c: Include plugin.h.
18083 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18084 * ggc-page.c: Include plugin.h.
18085 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18086 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18087 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18088 (register_callback): check lack of callbacks for
18089 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18090 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18091 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18092 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18093 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18094 dependency on plugin.h.
18095 (plugin.o): Added dependency on ggc.h...
18097 2009-05-26 Richard Guenther <rguenther@suse.de>
18099 PR middle-end/40248
18101 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18102 with mismatched comparison modes.
18104 * expr.c (expand_expr_real_1): Expand the operand of a
18105 VIEW_CONVERT_EXPR in its natural mode.
18107 2009-05-26 Ian Lance Taylor <iant@google.com>
18109 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18110 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18111 (ALL_COMPILERFLAGS): Define.
18112 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18113 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18114 (collect2$(exeext), collect2.o): Likewise.
18115 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18116 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18117 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18118 (libbackend.o, intl.o, cppdefault.o): Likewise.
18119 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18120 (build/%.o): Use $(COMPILER_FOR_BUILD).
18121 (build/gen%$(build_exeext)): Likewise.
18122 (build/gcov-iov$(build_exeext)): LIkewise.
18123 * config/t-darwin (darwin.o): Use $(COMPILER).
18124 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18125 * config/t-sol2 (sol2-c.o): Likewise.
18126 (sol2.o): Likewise.
18127 * config/t-vxworks (vxworks.o): Likewise.
18128 * config/x-darwin (host-darwin.o): Likewise.
18129 * config/x-hpux (host-hpux.o): Likewise.
18130 * config/x-linux (host-linux.o): Likewise.
18131 * config/x-solaris (host-solaris.o): Likewise.
18132 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18133 * config/arm/t-arm (arm-c.o): Likewise.
18134 * config/arm/t-pe (pe.o): Likewise.
18135 * config/arm/t-wince-pe (pe.o): Likewise.
18136 * config/i386/t-cygming (winnt.o): Likewise.
18137 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18138 * config/i386/t-cygwin (cygwin1.o): Likewise.
18139 (cygwin2.o): Likewise.
18140 * config/i386/t-i386 (i386-c.o): Likewise.
18141 * config/i386/t-interix (winnt.o): Likewise.
18142 * config/i386/t-netware (netware.o): Likewise.
18143 * config/i386/t-nwld (nwld.o): Likewise.
18144 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18145 * config/i386/x-i386 (driver-i386.o): Likewise.
18146 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18147 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18148 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18149 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18150 * config/mips/x-native (driver-native.o): Likewise.
18151 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18152 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18153 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18154 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18155 * config/score/t-score-elf (score7.o): Likewise.
18156 (score3.o): Likewise.
18157 * config/sh/t-sh (sh-c.o): Likewise.
18158 * config/sh/t-symbian (sh-c.o): Likewise.
18159 (symbian.o): Likewise.
18160 * config/spu/t-spu-elf (spu-c.o): Likewise.
18161 * config/v850/t-v850 (v850-c.o): Likewise.
18162 * config/v850/t-v850e (v850-c.o): Likewise.
18164 2009-05-26 Richard Guenther <rguenther@suse.de>
18166 PR tree-optimization/40122
18167 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18168 VECTOR_CSTs if possible.
18169 (fold_gimple_assign): Likewise.
18171 2009-05-26 Richard Guenther <rguenther@suse.de>
18173 PR middle-end/40252
18174 * fold-const.c (fold_binary): Use the correct types for building
18177 2009-05-26 Richard Guenther <rguenther@suse.de>
18179 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18180 redundant calls to merge_alias_info.
18181 (bump_vector_ptr): Likewise.
18182 * tree-ssa-copy.c (merge_alias_info): Remove.
18183 (replace_exp_1): Remove call to merge_alias_info.
18184 (propagate_tree_value): Likewise.
18185 (fini_copy_prop): Propagate points-to info.
18186 * tree-flow.h (merge_alias_info): Remove.
18188 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18190 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18192 2009-05-25 Jan Hubicka <jh@suse.cz>
18194 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18195 * cgraph.h (struct inline_summary): New filed self_wize,
18196 size_inlining_benefit, self_time and time_inlining_benefit.
18197 (struct cgraph_global_info): Replace insns by time ans size fields.
18198 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18199 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18200 (ipcp_update_callgraph): Do not touch function bodies.
18201 * ipa-inline.c: Include except.h
18202 (MAX_TIME): New constant.
18203 (overall_insns): Remove.
18204 (leaf_node_p): New.
18205 (overall_size, max_benefit): New static variables.
18206 (cgraph_estimate_time_after_inlining): New function.
18207 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18208 (cgraph_clone_inlined_nodes): Update size.
18209 (cgraph_mark_inline_edge): Update size.
18210 (cgraph_estimate_growth): Use size info.
18211 (cgraph_check_inline_limits): Check size.
18212 (cgraph_default_inline_p): Likewise.
18213 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18214 (cgraph_decide_recursive_inlining): Check size.
18215 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18217 (cgraph_decide_inlining): Likewise.
18218 (cgraph_decide_inlining_incrementally): Likewise; honor
18219 PARAM_EARLY_INLINING_INSNS.
18220 (likely_eliminated_by_inlining_p): New predicate.
18221 (estimate_function_body_sizes): New function.
18222 (compute_inline_parameters): Use it.
18223 * except.c (must_not_throw_labels): New function.
18224 * except.h (must_not_throw_labels): Declare.
18225 * tree-inline.c (init_inline_once): Kill inlining_weigths
18226 * tree-ssa-structalias.c: Avoid uninitialized warning.
18227 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18228 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18229 (PARAM_INLINE_CALL_COST): Remove.
18230 (PARAM_EARLY_INLINING_INSNS): New.
18232 2009-05-25 Richard Guenther <rguenther@suse.de>
18234 PR tree-optimization/36327
18235 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18236 callback for reference translation or lookup at the point of may-defs.
18237 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18238 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18239 for union COMPONENT_REFs.
18240 (vn_reference_lookup_3): New callback. Lookup from memset
18241 and CONSTRUCTOR assignment, translate through struct copies.
18242 (vn_reference_lookup_pieces): Make sure to not free the
18243 passed operands array. Adjust walk_non_aliased_vuses call.
18244 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18245 make sure we do not leak memory.
18247 2009-05-25 Richard Guenther <rguenther@suse.de>
18249 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18250 * tree-inline.c (expand_call_inline): Reset the escaped and
18251 callused solutions.
18252 * tree-ssa-structalias.c (pass_build_ealias): New.
18253 * tree-pass.h (pass_build_ealias): Declare.
18254 * passes.c (init_optimization_passes): Add PTA during
18255 early optimizations.
18256 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18257 and CALLUSED solutions.
18258 (dump_points_to_solution): New function, split out from ...
18259 (dump_points_to_info_for): ... here.
18260 * tree-parloops.c (parallelize_loops): Reset the escaped and
18261 callused solutions.
18263 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18266 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18267 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18269 2009-05-25 Ira Rosen <irar@il.ibm.com>
18271 PR tree-optimization/40238
18272 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18273 statements after basic block's labels.
18274 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18275 to free the allocated memory.
18277 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18279 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18280 return address with a USE.
18282 2009-05-24 Richard Guenther <rguenther@suse.de>
18284 PR middle-end/40233
18285 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18286 array type from the main variant of the inner type.
18288 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18290 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18291 definition to bool (from int) to un-break build.
18292 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18294 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18296 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18297 discard_stmt_changes): Delete.
18298 * tree-ssa-operands.c (scb_stack): Delete.
18299 (init_ssa_operands): Do not initialize it.
18300 (fini_ssa_operands): Do not free it.
18301 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18303 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18304 update_stmt, remove the others. Fix comments.
18305 * tree-dfa.c (optimize_stack_restore): Likewise.
18306 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18307 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18308 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18309 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18311 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18312 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18313 (dom_opt_finalize_block): Likewise, adjusting access to
18315 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18316 (stmts_to_rescan): Change item type to gimple.
18317 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18319 2009-05-24 Ira Rosen <irar@il.ibm.com>
18321 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18322 * tree-pass.h (pass_slp_vectorize): New pass.
18323 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18324 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18325 * tree-vectorizer.c (timevar.h): Include.
18326 (user_vect_verbosity_level): Declare.
18327 (vect_location): Fix comment.
18328 (vect_set_verbosity_level): Update user_vect_verbosity_level
18329 instead of vect_verbosity_level.
18330 (vect_set_dump_settings): Add an argument. Ignore user defined
18331 verbosity if dump flags require higher level of verbosity. Print to
18332 stderr only for loop vectorization.
18333 (vectorize_loops): Update call to vect_set_dump_settings.
18334 (execute_vect_slp): New function.
18335 (gate_vect_slp): Likewise.
18336 (struct gimple_opt_pass pass_slp_vectorize): New.
18337 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18338 access its members.
18339 (vec_info_for_bb): New function.
18340 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18341 (VECTORIZATION_ENABLED): New macro.
18342 (SLP_ENABLED, SLP_DISABLED): Likewise.
18343 (vect_is_simple_use): Add bb_vec_info argument.
18344 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18345 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18346 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18347 vect_schedule_slp, vect_analyze_slp): Likewise.
18348 (vect_analyze_stmt): Add slp_tree argument.
18349 (find_bb_location): Declare.
18350 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18351 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18352 (vect_analyze_loop_operations, vect_analyze_loop,
18353 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18354 vect_finalize_reduction, vectorizable_reduction,
18355 vectorizable_live_operation, vect_transform_loop): Likewise.
18356 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18357 skip evolution analysis if analyzing a basic block.
18358 (dr_analyze_indices): Likewise.
18359 (initialize_data_dependence_relation): Skip the test whether the
18360 object is invariant for basic blocks.
18361 (compute_all_dependences): Skip dependence analysis for data
18362 references in basic blocks.
18363 (find_data_references_in_stmt): Don't fail in case of invariant
18364 access in basic block.
18365 (find_data_references_in_bb): New function.
18366 (find_data_references_in_loop): Move code to
18367 find_data_references_in_bb and add a call to it.
18368 (compute_data_dependences_for_bb): New function.
18369 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18370 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18372 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18373 unknown dependence in basic block and fail in case of dependence in
18375 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18376 dependence instances from either loop or basic block vectorization
18378 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18379 before calling nested_in_vect_loop_p.
18380 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18381 dependence instances from either loop or basic block vectorization
18383 (vect_verify_datarefs_alignment): Likewise.
18384 (vect_enhance_data_refs_alignment): Adjust function calls.
18385 (vect_analyze_data_refs_alignment): Likewise.
18386 (vect_analyze_group_access): Fix printing. Skip different checks if
18387 DR_STEP is 0. Keep strided stores either in loop or basic block
18388 vectorization data structure. Fix indentation.
18389 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18391 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18392 dependence instances from either loop or basic block vectorization
18394 (vect_analyze_data_refs): Update comment. Call
18395 compute_data_dependences_for_bb to analyze basic blocks.
18396 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18397 case of loop vectorization. In case of basic block vectorization use
18398 data-ref itself as a base.
18399 (vect_create_data_ref_ptr): In case of basic block vectorization:
18400 don't advance the pointer, add new statements before the current
18401 statement. Adjust function calls.
18402 (vect_supportable_dr_alignment): Support only aligned accesses in
18403 basic block vectorization.
18404 * common.opt (ftree-slp-vectorize): New flag.
18405 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18406 (vect_pattern_recog_1): Likewise.
18407 * tree-vect-stmts.c (process_use): Likewise.
18408 (vect_init_vector): Add new statements in the beginning of the basic
18409 block in case of basic block SLP.
18410 (vect_get_vec_def_for_operand): Adjust function calls.
18411 (vect_finish_stmt_generation): Likewise.
18412 (vectorizable_call): Add assert that it is loop vectorization, adjust
18414 (vectorizable_conversion, vectorizable_assignment): Likewise.
18415 (vectorizable_operation): In case of basic block SLP, take
18416 vectorization factor from statement's type and skip the relevance
18417 check. Adjust function calls.
18418 (vectorizable_type_demotion): Add assert that it is loop
18419 vectorization, adjust function calls.
18420 (vectorizable_type_promotion): Likewise.
18421 (vectorizable_store): Check for outer loop only in case of loop
18422 vectorization. Adjust function calls. For basic blocks, skip the
18423 relevance check and don't advance pointers.
18424 (vectorizable_load): Likewise.
18425 (vectorizable_condition): Add assert that it is loop vectorization,
18426 adjust function calls.
18427 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18428 that it is not reduction, get vector type, call only supported
18429 functions, skip loop specific parts.
18430 (vect_transform_stmt): Check for outer loop only in case of loop
18432 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18433 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18434 for external definition.
18435 * passes.c (pass_slp_vectorize): New pass.
18436 * tree-vect-slp.c (find_bb_location): New function.
18437 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18438 check for patterns only in loops.
18439 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18440 case of multiple types in basic block SLP.
18441 (vect_mark_slp_stmts_relevant): New function.
18442 (vect_supported_load_permutation_p): Fix comment.
18443 (vect_analyze_slp_instance): Add argument. In case of basic block
18444 SLP, take vectorization factor from statement's type, check that
18445 unrolling factor is 1. Adjust function call. Save SLP instance in
18446 either loop or basic block vectorization structure. Return FALSE,
18448 (vect_analyze_slp): Add argument. Get strided stores groups from
18449 either loop or basic block vectorization structure. Return FALSE
18450 if basic block SLP failed.
18451 (new_bb_vec_info): New function.
18452 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18453 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18454 (vect_schedule_slp): Add argument. Get SLP instances from either
18455 loop or basic block vectorization structure. Set vectorization factor
18456 to be 1 for basic block SLP.
18457 (vect_slp_transform_bb): New function.
18458 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18460 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18462 * final.c (shorten_branches): Do not align labels for jump tables.
18463 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18465 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18467 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18468 Remove outdated reference to flow.c and fix nits.
18469 * doc/gccint.texi: Tweak RTL description.
18470 * doc/rtl.texi: Likewise.
18472 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18474 * config/avr/avr.c: Change my email address.
18475 * config/avr/avr.h: Likewise.
18476 * config/avr/avr.md: Likewise.
18477 * config/avr/avr-protos.h: Likewise.
18478 * config/avr/libgcc.S: Likewise.
18480 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18482 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18483 (spu_split_load, spu_split_store): Change return type to int.
18484 (spu_split_convert): Declare.
18485 * config/spu/predicates.md (spu_mem_operand): Remove.
18486 (spu_mov_operand): Update.
18487 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18488 * config/spu/spu.c (regno_aligned_for_load): Remove.
18489 (reg_aligned_for_addr, spu_expand_load): Define.
18490 (spu_expand_extv): Reimplement and handle MEM.
18491 (spu_expand_insv): Handle MEM.
18492 (spu_sched_reorder): Handle insn's with length 0.
18493 (spu_legitimate_address_p): Reimplement.
18494 (store_with_one_insn_p): Return TRUE for any mode with size
18495 larger than 16 bytes.
18496 (address_needs_split): Define.
18497 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18499 (spu_convert_move): Define.
18500 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18501 (spu_split_store): Change all MEM's to TImode.
18502 (spu_init_expanders): Preallocate registers that correspond to
18503 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18505 (spu_split_convert): Define.
18506 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18507 (_move<mode>, _movdi, _movti): Update predicate and condition.
18508 (load, store): Change to define_split.
18509 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18511 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18512 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18513 define_insn_and_split of lshr<mode>3.
18514 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18515 (<v>ashr<mode>3_imm): Define.
18516 (extv, extzv, insv): Allow MEM operands.
18517 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18518 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18519 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18520 (_spu_convert2): Change to define_insn_and_split and remove the
18521 corresponding define_peephole2.
18522 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18523 Change predicates to memory_operand.
18525 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18527 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18529 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18531 PR tree-optimization/40219
18532 * tree.c (iterative_hash_expr): Make sure the builtin function is
18533 a normal builtin function and not a front end or back end builtin
18534 before indexing into the built_in_decls array.
18536 2009-05-22 Richard Guenther <rguenther@suse.de>
18538 PR middle-end/38964
18539 * alias.c (write_dependence_p): Do not use TBAA for answering
18540 anti-dependence or output-dependence.
18541 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18542 (emit_pointer_definition): Remove.
18543 (emit_alias_warning): Likewise.
18544 (find_what_var_points_to): Remove TBAA pruning code.
18545 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18547 (compute_points_to_sets): Remove code computing the set of
18548 dereferenced pointers.
18549 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18550 oracle for querying anti and output dependencies.
18551 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18552 if TBAA may be applied.
18553 (refs_anti_dependent_p): New function.
18554 (refs_output_dependent_p): Likewise.
18555 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18556 (refs_output_dependent_p): Likewise.
18557 * doc/tree-ssa.texi (Memory model): New section.
18558 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18559 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18560 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18561 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18562 * expr.c (expand_expr_real_1): Likewise.
18563 * gimple-low.c (lower_stmt): Likewise.
18564 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18565 (dump_gimple_cdt): Remove.
18566 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18567 (gimple_size): Likewise.
18568 (walk_gimple_op): Likewise.
18569 (is_gimple_stmt): Likewise.
18570 (walk_stmt_load_store_addr_ops): Likewise.
18571 (gimple_build_cdt): Remove.
18572 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18573 * gimple.h (gimple_cdt_new_type): Remove.
18574 (gimple_cdt_new_type_ptr): Likewise.
18575 (gimple_cdt_set_new_type): Likewise.
18576 (gimple_cdt_location): Likewise.
18577 (gimple_cdt_location_ptr): Likewise.
18578 (gimple_cdt_set_location): Likewise.
18579 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18580 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18581 GIMPLE_CHANGE_DYNAMIC_TYPE.
18582 (verify_types_in_gimple_stmt): Likewise.
18583 * tree-inline.c (estimate_num_insns): Likewise.
18584 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18585 (copy_decl_to_var): Likewise.
18586 (copy_result_decl_to_var): Likewise.
18587 * tree-pretty-print.c (dump_generic_node): Do not handle
18588 CHANGE_DYNAMIC_TYPE_EXPR.
18589 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18590 * tree-ssa-operands.c (get_expr_operands): Likewise.
18591 * tree-ssa-structalias.c (struct variable_info): Remove
18592 no_tbaa_pruning member.
18593 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18594 (unify_nodes): Do not copy it.
18595 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18596 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18597 (set_uids_in_ptset): Do not check it.
18598 (find_what_var_points_to): Likewise.
18599 (compute_tbaa_pruning): Remove.
18600 (compute_points_to_sets): Do not call it.
18601 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18602 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18603 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18604 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18605 (DECL_NO_TBAA_P): Likewise.
18606 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18607 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18608 (expand_omp_atomic_pipeline): Do not set it.
18609 * print-tree.c (print_node): Do not dump it.
18610 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18613 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18616 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18619 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18621 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18624 2009-05-22 Ben Elliston <bje@au.ibm.com>
18626 * Makefile.in (bversion.h, s-bversion): New targets.
18627 (TOPLEV_H): Add bversion.h.
18628 * toplev.h: Include "bversion.h".
18629 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18630 the __format__ attribute only if compiling with the same version
18631 of GCC as the sources (the "build version").
18633 2009-05-22 Ben Elliston <bje@au.ibm.com>
18635 * c-format.c (handle_format_attribute): Fix comment typo.
18637 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18640 * config/ia64/ia64.opt (mfused-madd): New.
18641 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18642 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18643 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18644 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18645 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18646 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18647 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18648 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18649 instruction if !TARGET_FUSED_MADD.
18650 (fpma, fpms): Remove colon from name.
18652 2009-05-22 Richard Guenther <rguenther@suse.de>
18654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18655 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18656 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18658 (create_expression_by_pieces): Only convert if necessary.
18659 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18660 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18662 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18664 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18665 regular pattern from a template and rename it ...
18666 (*extzv_truncsi_exts): ... to this.
18668 2009-05-21 Richard Guenther <rguenther@suse.de>
18670 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18671 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18672 (cgraph_default_inline_p): Likewise.
18673 (cgraph_decide_inlining_incrementally): Likewise.
18675 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18676 Uros Bizjak <ubizjak@gmail.com>
18678 * config/i386/cpuid.h (bit_MOVBE): New.
18680 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18682 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18683 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18684 (ix86_handle_option): Handle OPT_mmovbe.
18685 (ix86_target_string): Add -mmovbe.
18686 (pta_flags): Add PTA_MOVBE.
18687 (processor_alias_table): Add PTA_MOVBE to "atom".
18688 (override_options): Handle PTA_MOVBE.
18690 * config/i386/i386.h (TARGET_MOVBE): New.
18692 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18693 (*bswapsi_movbe): New.
18694 (*bswapdi_movbe): Likewise.
18695 (bswapdi2): Renamed to ...
18696 (*bswapdi_1): This.
18697 (bswapdi2): New expander.
18699 * config/i386/i386.opt (mmovbe): New.
18701 * doc/invoke.texi: Document -mmovbe.
18703 2009-05-21 Taras Glek <tglek@mozilla.com>
18705 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18706 * gcc-plugin.h (plugin_init): Updated signature.
18707 * gcc-plugin.h (plugin_name_args): Moved to this header.
18708 * doc/plugins.texi (plugin_init): Updated documention to reflect
18710 * doc/plugins.texi (plugin_name_args): Added to documention.
18712 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18714 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18715 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18717 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18719 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18720 JUMP_TABLE_DATA_P predicates where applicable.
18721 * config/i386/predicates.md: Ditto.
18722 * config/i386/sse.md: Ditto.
18724 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18726 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18727 operand2 -128 override length_immediate attribute to 1.
18728 * config/i386/predicates.md (constm128_operand): New predicate.
18730 * config/i386/i386.c (memory_address_length): Handle %r12
18731 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18733 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18734 mode look through optional ZERO_EXTEND and SUBREG.
18735 * config/i386/i386.md (R12_REG): New define_constant.
18736 (prefix_data16): For sse unit set also for MODE_TI insns.
18737 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18738 insns set if operand 1 is ext_QIreg_operand.
18739 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18740 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18742 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18743 mode from MODE_DI to MODE_SI.
18744 (movdi_1_rex64): Override modrm and length_immediate attributes
18745 only for movabs (TYPE_IMOV, alternative 2).
18746 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18747 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18748 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18749 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18750 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18751 prefix_rex attribute if DImode.
18752 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18753 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18754 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18755 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18756 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18757 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18758 Likewise. For TYPE_IMOV clear length_immediate attribute.
18759 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18760 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18761 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18762 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18763 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18764 or one operand TYPE_ISHIFT.
18765 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18766 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18767 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18768 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18769 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18770 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18771 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18772 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18773 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18774 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18775 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18776 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18777 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18778 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18779 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18780 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18781 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18782 set mode attribute, don't override length attribute.
18783 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18785 (return_internal_long): Set length attribute to 2 instead of 1.
18786 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18787 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18788 prefix_rex attribute.
18789 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18791 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18793 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18795 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18797 2009-05-20 Ian Lance Taylor <iant@google.com>
18799 * tree.c (build_tree_list_vec_stat): New function.
18800 (ctor_to_vec): New function.
18801 (build_nt_call_vec): New function.
18802 (build_call_array): Change args to be a const pointer.
18803 (build_call_vec): New function.
18804 * tree.h (build_nt_call_vec): Declare.
18805 (build_tree_list_vec_stat): Declare.
18806 (build_tree_list_vec): Define.
18807 (build_call_array): Update declaration.
18808 (build_call_vec): Declare.
18809 (ctor_to_vec): Declare.
18810 * c-common.c (tree_vector_cache): New static variable.
18811 (make_tree_vector): New function.
18812 (release_tree_vector): New function.
18813 (make_tree_vector_single): New function.
18814 (make_tree_vector_copy): New function.
18815 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18816 (make_tree_vector_single, make_tree_vector_copy): Declare.
18817 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18818 (c_parser_expr_list): Don't manage cache here, instead call
18820 (c_parser_release_expr_list): Remove static function.
18821 (c_parser_vec_to_tree_list): Remove static function.
18822 (c_parser_attributes): Call build_tree_list_vec instead of
18823 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18824 c_parser_release_expr_list.
18825 (c_parser_postfix_expression_after_primary): Likewise.
18826 (c_parser_objc_keywordexpr): Likewise.
18828 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18830 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18831 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18832 TARGET_CONVERT_TO_TYPE.
18833 * hooks.c (hook_tree_const_tree_null): Define.
18834 * hooks.h (hook_tree_const_tree_null): Declare.
18835 * target.h (struct gcc_target): Add invalid_parameter_type,
18836 invalid_return_type, promoted_type, and convert_to_type fields.
18837 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18838 (TARGET_INVALID_RETURN_TYPE): Define.
18839 (TARGET_PROMOTED_TYPE): Define.
18840 (TARGET_CONVERT_TO_TYPE): Define.
18841 (TARGET_INITIALIZER): Update for new fields.
18842 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18843 (grokparms): Check targetm.invalid_parameter_type.
18844 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18845 * c-convert.c (convert): Check targetm.convert_to_type.
18847 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18849 * config/mips/mips.md (*extenddi_truncate<mode>,
18850 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18852 (*extendhi_truncateqi): New define_insn_and_sptit.
18854 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18856 PR middle-end/40204
18857 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18858 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18860 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18862 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18863 the operand of VIEW_CONVERT_EXPR.
18865 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18867 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18868 extended family and model for Intel processors. Support Intel Atom.
18870 2009-05-20 Olivier Hainque <hainque@adacore.com>
18872 * gstab.h (stab_code_type): Define, to be used instead of the
18873 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18875 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18876 occurrences by stab_code_type.
18877 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18879 2009-05-20 Martin Jambor <mjambor@suse.cz>
18881 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18882 (sra_insert_before): Likewise.
18883 (sra_insert_after): Likewise.
18884 (sra_init_cache): Likewise.
18885 (sra_type_can_be_decomposed_p): Likewise.
18886 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18887 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18888 (sra_insert_before): Likewise.
18889 (sra_insert_after): Likewise.
18890 (sra_init_cache): Likewise.
18891 (insert_edge_copies_seq): Made static and moved upwards.
18893 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18896 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18898 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18899 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18902 2009-05-20 Richard Guenther <rguenther@suse.de>
18904 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18905 with mismatched comparison modes.
18907 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18909 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18910 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18911 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18912 with shifts for Thumb2.
18913 (orsi_notsi): New for orn.
18914 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18915 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18916 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18917 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18918 Don't invert remainder for IOR.
18920 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18922 PR tree-optimization/40087
18923 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18924 number_of_iterations_ne): Rename never_infinite argument.
18925 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18926 number_of_iterations_le): Handle pointer-type ivs when
18927 exit_must_be_taken is false.
18928 (number_of_iterations_cond): Do not always assume that
18929 exit_must_be_taken if the control variable is a pointer.
18931 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18933 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18934 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18936 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18938 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18939 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18941 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18944 * c.opt (Wlogical-op): Disabled by default.
18945 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18947 * doc/invoke.texi (Wlogical-op): Likewise.
18949 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18951 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18953 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18954 Propagate the type of the first operand.
18955 <ASSERT_EXPR>: Simplify.
18956 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18957 Rewrite using the RHS code as discriminant.
18958 <NOP_EXPR>: Turn into CASE_CONVERT.
18959 <PLUS_EXPR>: Propagate the type of the first operand.
18961 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18963 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18964 (ia64_dconst_0_375): New.
18965 * config/ia64/ia64.c (ia64_override_options): Remove
18966 -minline-sqrt-min-latency warning.
18967 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18968 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18969 * config/ia64/ia64.md (*sqrt_approx): Remove.
18970 (sqrtsf2): Remove #if 0.
18971 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18972 (sqrtdf): Remove assert.
18973 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18974 (sqrtxf2): Remove #if 0.
18975 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18976 * div.md (sqrt_approx_rf): New.
18977 (sqrtsf2_internal_thr): New implementation.
18978 (sqrtsf2_internal_lat): New.
18979 (sqrtdf2_internal_thr: New implementation.
18980 (sqrtxf2_internal): New implementation.
18982 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18983 Hans-Peter Nilsson <hp@axis.com>
18985 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18986 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18987 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18988 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18989 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18990 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18991 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18992 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18993 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18994 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18995 * c-common.c: ...from here.
18997 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18999 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19001 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19003 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19005 2009-05-19 Ben Elliston <bje@au.ibm.com>
19007 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19008 assignments with memcpy calls.
19009 (add_fdes): Likewise.
19010 (binary_search_unencoded_fdes): Likewise.
19011 (linear_search_fdes): Eliminate type puns.
19013 2009-05-19 Richard Guenther <rguenther@suse.de>
19015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19016 not falsely claim to have propagated into all uses.
19018 2009-05-19 Ben Elliston <bje@au.ibm.com>
19020 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19023 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19025 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19026 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19027 (TARGET_LEGITIMATE_ADDRESS_P): New.
19028 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19029 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19031 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19034 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19035 child of the containing namespace's DIE.
19037 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19039 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19040 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19041 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19044 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19048 gen_align with gen_pad.
19049 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19050 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19052 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19053 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19055 * config/i386/i386.md (align): Renamed to ...
19056 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19057 ASM_OUTPUT_MAX_SKIP_PAD.
19059 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19061 * config.gcc: Fix variable syntax.
19064 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19065 before calling exact_log2.
19066 (output_iorsi3): Likewise.
19067 (output_xorsi3): Likewise.
19069 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19071 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19072 for the none zero constant operand except for EQ and NE
19073 comprisons even when the first operand is R0.
19075 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19077 * config/s390/2064.md: Remove trailing whitespaces.
19078 * config/s390/2084.md: Likewise.
19079 * config/s390/constraints.md: Likewise.
19080 * config/s390/fixdfdi.h: Likewise.
19081 * config/s390/libgcc-glibc.ver: Likewise.
19082 * config/s390/s390-modes.def: Likewise.
19083 * config/s390/s390-protos.h: Likewise.
19084 * config/s390/s390.c: Likewise.
19085 * config/s390/s390.h: Likewise.
19086 * config/s390/s390.md: Likewise.
19087 * config/s390/tpf-unwind.h: Likewise.
19089 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19091 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19093 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19096 * configure.ac (m68k-*-*): Check if binutils support TLS.
19097 * configure: Regenerate.
19098 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19099 * config/m68k/constraints.md (Cu): New constraint.
19100 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19101 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19102 (movsi): Handle TLS symbols.
19103 (addsi3_5200): Handle XTLS symbols, indent.
19104 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19105 (m68k_tls_reference_p): Declare.
19106 (m68k_legitimize_address): Declare.
19107 (m68k_unwrap_symbol): Declare.
19108 * config/m68k/m68k.opt (mxtls): New option.
19109 * config/m68k/m68k.c (ggc.h): Include.
19110 (m68k_output_dwarf_dtprel): Implement hook.
19111 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19112 (m68k_expand_prologue): Load GOT pointer when function needs it.
19113 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19114 (m68k_legitimate_constant_address_p): Same.
19115 (m68k_decompose_address): Handle TLS references.
19116 (m68k_get_gp): New static function.
19117 (enum m68k_reloc): New contants.
19118 (TLS_RELOC_P): New macro.
19119 (m68k_wrap_symbol): New static function.
19120 (m68k_unwrap_symbol): New function.
19121 (m68k_final_prescan_insn_1): New static function.
19122 (m68k_final_prescan_insn): New function.
19123 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19125 (legitimize_pic_address): Handle TLS references..
19126 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19127 (m68k_libcall_value_in_a0_p)
19128 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19129 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19130 (m68k_legitimize_tls_address): Handle TLS references.
19131 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19133 (m68k_legitimize_address): Handle TLS symbols.
19134 (m68k_get_reloc_decoration): New static function.
19135 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19137 (m68k_output_dwarf_dtprel): Implement hook.
19138 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19139 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19140 m68k_call_* routines.
19141 (sched_attr_op_type): Handle TLS symbols.
19142 (gt-m68k.h): Include.
19143 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19144 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19146 2009-05-18 Martin Jambor <mjambor@suse.cz>
19148 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19149 (visit_store_addr_for_mod_analysis): New function.
19150 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19151 (determine_cst_member_ptr): Use gimple_assign_single_p.
19152 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19153 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19154 operands. Don't check number of operands of a NOP_EXPR.
19156 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19158 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19160 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19163 * c-common.c (warn_logical_operator): Don't warn if one of
19164 expression isn't always true or false.
19166 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19168 * config/i386/biarch32.h: New file.
19169 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19171 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19173 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19174 *zero_extend<mode>_truncqi): Merge these into ...
19175 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19176 Name the pattern following this as *zero_extendhi_truncqi.
19178 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19180 PR middle-end/39301
19181 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19182 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19183 (output_info): Make field HOST_WIDEST_INT.
19184 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19185 (dump_bitmat_statistics): Same.
19187 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19189 * config.gcc (use_gcc_stdint): Set to wrap.
19190 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19191 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19192 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19193 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19194 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19195 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19196 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19197 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19199 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19201 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19203 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19204 Move definitions earlier.
19205 (OPT_ARCH64, OPT_ARCH32): Define.
19206 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19209 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19212 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19215 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19217 * arm.md (movdi2): Copy non-reg values to DImode registers.
19219 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19222 * final.c (label_to_max_skip): New function.
19223 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19224 CODE_LABEL_NUMBER <= max_labelno.
19225 * output.h (label_to_max_skip): New prototype.
19226 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19227 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19228 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19229 Handle CODE_LABELs with >= 16 byte alignment or with
19230 max_skip == (1 << align) - 1.
19231 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19232 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19235 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19236 .p2align 3 if MAX_SKIP is smaller than 7.
19237 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19239 2009-05-15 Ian Lance Taylor <iant@google.com>
19241 * alias.c (struct alias_set_entry_d): Rename from struct
19242 alias_set_entry. Change all uses.
19243 * except.c (struct call_site_record_d): Rename from struct
19244 call_site_record. Change all uses.
19245 * except.h (struct eh_region_d): Rename from struct eh_region.
19247 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19249 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19250 ivtype_map_elt. Change all uses.
19251 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19253 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19254 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19256 (struct sese_d): Rename from struct sese. Change all uses.
19257 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19258 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19259 * optabs.h (struct optab_d): Rename from struct optab. Change all
19261 (struct convert_optab_d): Rename from struct convert_optab.
19263 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19264 ipa_opt_pass. Change all uses.
19265 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19268 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19269 defined as a typedef.
19270 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19273 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19276 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19278 (merge_ranges): Returns bool.
19279 * tree.h (make_range): .. to here.
19280 (build_range_check): Likewise.
19281 (merge_ranges): Likewise. Renamed from merge_ranges.
19282 * c-typeck.c (parser_build_binary_op): Update calls to
19283 warn_logical_operator.
19284 * c-common.c (warn_logical_operator): Add new warning.
19285 * c-common.h (warn_logical_operator): Update declaration.
19287 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19289 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19291 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19293 * doc/install.texi: Document MPC requirements, flags etc.
19295 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19296 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19297 Evaluate constant arguments.
19298 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19299 (fold_builtin_1): Likewise, also evaluate constant arguments.
19300 Remove superfluous break.
19301 (do_mpc_ckconv): New.
19302 * real.h: Include mpc.h.
19303 * toplev.c (print_version): Output MPC version info if available.
19305 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19307 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19309 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19311 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19314 2009-05-15 Jan Hubicka <jh@suse.cz>
19316 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19317 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19318 (try_inline): Fix return value.
19319 (cgraph_decide_inlining_incrementally): Honor new value.
19320 (cgraph_early_inlining): Handle indirect inlining.
19321 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19323 2009-05-15 Jan Hubicka <jh@suse.cz>
19325 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19326 * cgraphunit.c (cgraph_finalize_function): Set it.
19327 (cgraph_expand_function): Use it.
19329 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19331 * real.c (encode_ieee_half): Define.
19332 (decode_ieee_half): Define.
19333 (ieee_half_format): Define.
19334 (arm_half_format): Define.
19335 * real.h (ieee_half_format): Declare.
19336 (arm_half_format): Declare.
19338 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19340 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19341 swapped, and reversed optabs exist before trying to use them.
19343 2009-05-15 Paul Brook <paul@codesourcery.com>
19344 Sandra Loosemore <sandra@codesourcery.com>
19346 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19347 loads. Allow PRE_DEC.
19348 (output_move_neon): Handle PRE_DEC.
19349 (arm_print_operand): Add 'A' for neon structure loads.
19350 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19351 * config/arm/neon.md (neon_mov): Update comment.
19352 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19354 (Um): New constraint.
19356 2009-05-15 Jan Hubicka <jh@suse.cz>
19358 Revert the following patch until testsuite fallout is fixed:
19359 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19360 * cgraph.h (struct inline_summary): New filed self_wize,
19361 size_inlining_benefit, self_time and time_inlining_benefit.
19362 (struct cgraph_global_info): Replace insns by time ans size fields.
19363 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19364 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19365 (ipcp_update_callgraph): Do not touch function bodies.
19366 * ipa-inline.c: Include except.h
19367 (MAX_TIME): New constant.
19368 (overall_insns): Remove
19369 (overall_size, max_benefit): New static variables.
19370 (cgraph_estimate_time_after_inlining): New function.
19371 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19372 (cgraph_clone_inlined_nodes): Update size.
19373 (cgraph_mark_inline_edge): Update size.
19374 (cgraph_estimate_growth): Use size info.
19375 (cgraph_check_inline_limits): Check size.
19376 (cgraph_default_inline_p): Likewise.
19377 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19378 (cgraph_decide_recursive_inlining): Check size.
19379 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19381 (cgraph_decide_inlining): Likewise.
19382 (cgraph_decide_inlining_incrementally): Likewise; honor
19383 PARAM_EARLY_INLINING_INSNS.
19384 (likely_eliminated_by_inlining_p): New predicate.
19385 (estimate_function_body_sizes): New function.
19386 (compute_inline_parameters): Use it.
19387 * except.c (must_not_throw_labels): New function.
19388 * except.h (must_not_throw_labels): Declare.
19389 * tree-inline.c (init_inline_once): Kill inlining_weigths
19390 * tree-ssa-structalias.c: Avoid uninitialized warning.
19391 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19392 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19393 (PARAM_INLINE_CALL_COST): Remove.
19394 (PARAM_EARLY_INLINING_INSNS): New.
19396 2009-05-15 Richard Guenther <rguenther@suse.de>
19398 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19399 not TODO_update_ssa.
19401 2009-05-15 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/39999
19404 * gimple.h (gimple_expr_type): Use the expression type looking
19405 through useless conversions.
19406 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19407 (vn_nary_op_insert_stmt): Likewise.
19408 (simplify_binary_expression): Likewise.
19410 2009-05-15 Richard Guenther <rguenther@suse.de>
19412 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19413 New options, enabled by default.
19414 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19416 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19417 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19418 * tree-ssa-structalias.c (gate_tree_pta): New function.
19419 (pass_build_alias): Use it.
19421 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19424 recurse on an invariant address if a conversion from a pointer
19425 type to a wider integer type is involved.
19427 2009-05-15 Jan Hubicka <jh@suse.cz>
19429 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19430 * cgraph.h (struct inline_summary): New filed self_wize,
19431 size_inlining_benefit, self_time and time_inlining_benefit.
19432 (struct cgraph_global_info): Replace insns by time ans size fields.
19433 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19434 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19435 (ipcp_update_callgraph): Do not touch function bodies.
19436 * ipa-inline.c: Include except.h
19437 (MAX_TIME): New constant.
19438 (overall_insns): Remove
19439 (overall_size, max_benefit): New static variables.
19440 (cgraph_estimate_time_after_inlining): New function.
19441 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19442 (cgraph_clone_inlined_nodes): Update size.
19443 (cgraph_mark_inline_edge): Update size.
19444 (cgraph_estimate_growth): Use size info.
19445 (cgraph_check_inline_limits): Check size.
19446 (cgraph_default_inline_p): Likewise.
19447 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19448 (cgraph_decide_recursive_inlining): Check size.
19449 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19451 (cgraph_decide_inlining): Likewise.
19452 (cgraph_decide_inlining_incrementally): Likewise; honor
19453 PARAM_EARLY_INLINING_INSNS.
19454 (likely_eliminated_by_inlining_p): New predicate.
19455 (estimate_function_body_sizes): New function.
19456 (compute_inline_parameters): Use it.
19457 * except.c (must_not_throw_labels): New function.
19458 * except.h (must_not_throw_labels): Declare.
19459 * tree-inline.c (init_inline_once): Kill inlining_weigths
19460 * tree-ssa-structalias.c: Avoid uninitialized warning.
19461 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19462 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19463 (PARAM_INLINE_CALL_COST): Remove.
19464 (PARAM_EARLY_INLINING_INSNS): New.
19465 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19466 (inline-call-cost): Remove.
19467 (early-inlining-insns): New.
19469 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19471 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19473 (print_int_cst_bounds_in_octal_p): Likewise.
19474 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19476 * dwarf2out.c (base_type_die): Likewise.
19477 (is_subrange_type): Delete.
19478 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19479 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19480 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19481 if the destination type is boolean.
19482 (build_range_check): Do not special-case subtypes.
19483 (fold_sign_changed_comparison): Likewise.
19484 (fold_unary): Likewise.
19485 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19486 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19487 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19488 * tree.c (subrange_type_for_debug_p): New predicate based on the
19489 former is_subrange_type.
19490 * tree.h (subrange_type_for_debug_p): Declare.
19491 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19492 (convert_affine_scev): Remove call to above function.
19493 (chrec_convert_aggressive): Likewise.
19494 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19495 false for conversions involving subtypes.
19496 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19497 (vrp_val_min): Likewise.
19498 (needs_overflow_infinity): Likewise.
19499 (extract_range_from_unary_expr): Likewise.
19501 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19503 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19504 * config/frv/frv.c: Likewise.
19505 * config/s390/s390.c: Likewise.
19506 * config/sparc/sparc.h: Likewise.
19507 * config/i386/i386.h: Likewise.
19508 * config/i386/i386.c: Likewise.
19509 * config/crx/crx.c: Likewise.
19510 * config/m68hc11/m68hc11.h: Likewise.
19511 * config/iq2000/iq2000.c: Likewise.
19512 * config/mn10300/mn10300.h: Likewise.
19513 * config/mn10300/mn10300.c: Likewise.
19514 * config/m68k/m68k.c: Likewise.
19515 * config/rs6000/rs6000.c: Likewise.
19516 * config/rs6000/xcoff.h: Likewise.
19517 * config/rs6000/linux64.h: Likewise.
19518 * config/rs6000/sysv4.h: Likewise.
19519 * config/score/score3.c: Likewise.
19520 * config/score/score7.c: Likewise.
19521 * config/score/score.c: Likewise.
19522 * config/arm/arm.md: Likewise.
19523 * config/mips/mips.c: Likewise.
19524 * config/mips/mips.md: Likewise.
19525 * config/bfin/bfin.h: Likewise.
19526 * config/pa/pa.c: Likewise.
19527 * config/pa/constraints.md: Likewise.
19529 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19530 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19531 * config/pdp11/pdp11.h: Use memory_address_p instead.
19533 2009-05-14 Ian Lance Taylor <iant@google.com>
19535 * passes.c (finish_optimization_passes): Change i to int.
19536 * plugin.c (plugins_active_p): Change event to int.
19537 (dump_active_plugins): Likewise.
19538 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19540 * tree.c (tree_range_check_failed): Change c to unsigned int.
19541 (omp_clause_range_check_failed): Likewise.
19542 (build_common_builtin_nodes): Change mode to int. Add cast.
19543 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19544 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19546 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19547 ++ or -- with a variable of enum type.
19549 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19552 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19554 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19556 * store-motion.c: Do not include params.h
19557 * Makefile.in: Fix dependencies for various files.
19559 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19561 * auto-inc-dec.c: Fix pass description, remove apparent
19562 accidental duplication.
19564 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19566 PR middle-end/40147
19567 * ipa-utils.h (memory_identifier_string): Moved to ...
19568 * tree.h (memory_identifier_string): Here. Add GTY(()).
19570 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19572 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19573 in the former documentation of...
19574 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19575 * ira-conflicts.c (get_dup_num): Use address_operand.
19576 * targhooks.c (default_legitimate_address_p): New.
19577 * targhooks.h (default_legitimate_address_p): New.
19578 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19580 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19581 * target.h (struct target): Add legitimate_address_p.
19582 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19583 (TARGET_INITIALIZER): Include it.
19585 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19586 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19587 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19588 (TARGET_LEGITIMATE_ADDRESS_P): New.
19590 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19591 (REG_OK_STRICT_P): Delete.
19592 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19593 (frv_legitimate_address_p_1): ... this.
19594 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19595 (frv_legitimate_address_p_1): ... the renamed old
19596 frv_legitimate_address_p.
19597 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19598 (TARGET_LEGITIMATE_ADDRESS_P): New.
19600 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19601 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19602 * config/s390/s390.c (legitimate_address_p): Rename to...
19603 (s390_legitimate_address_p): ... this, make static.
19604 (legitimize_address): Adjust call.
19605 (TARGET_LEGITIMATE_ADDRESS_P): New.
19606 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19608 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19609 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19610 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19611 (TARGET_LEGITIMATE_ADDRESS_P): New.
19613 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19614 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19615 * config/spu/spu.c (spu_legitimate_address): Rename to...
19616 (spu_legitimate_address_p): ... this, make static.
19617 (TARGET_LEGITIMATE_ADDRESS_P): New.
19619 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19620 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19621 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19622 (sparc_legitimate_address_p): ... this, make static and return bool.
19623 (legitimize_address): Adjust call.
19624 (TARGET_LEGITIMATE_ADDRESS_P): New.
19626 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19627 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19628 * config/i386/i386.c (legitimate_address_p): Rename to...
19629 (ix86_legitimate_address_p): ... this, make static.
19630 (constant_address_p): Move after it, adjust call.
19631 (TARGET_LEGITIMATE_ADDRESS_P): New.
19633 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19634 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19635 * config/avr/avr.c (legitimate_address_p): Rename to...
19636 (avr_legitimate_address_p): ... this, make static.
19637 (legitimize_address): Adjust call.
19638 (TARGET_LEGITIMATE_ADDRESS_P): New.
19640 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19641 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19642 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19643 (TARGET_LEGITIMATE_ADDRESS_P): New.
19645 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19646 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19647 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19648 (TARGET_LEGITIMATE_ADDRESS_P): New.
19650 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19651 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19653 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19655 (TARGET_LEGITIMATE_ADDRESS_P): New.
19657 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19658 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19660 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19662 (m68hc11_legitimate_address_p): ... this, make static.
19663 (go_if_legitimate_address_internal): Rename to...
19664 (m68hc11_legitimate_address_p_1): ... this.
19665 (legitimize_address): Adjust call.
19666 (TARGET_LEGITIMATE_ADDRESS_P): New.
19668 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19669 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19670 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19671 (TARGET_LEGITIMATE_ADDRESS_P): New.
19673 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19674 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19675 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19676 (mn10300_legitimate_address_p): ... this, make static.
19677 (TARGET_LEGITIMATE_ADDRESS_P): New.
19679 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19680 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19681 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19682 (TARGET_LEGITIMATE_ADDRESS_P): New.
19684 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19685 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19686 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19687 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19688 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19689 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19690 (rs6000_legitimate_address_p): ... this, make static.
19691 (TARGET_LEGITIMATE_ADDRESS_P): New.
19692 (REG_MODE_OK_FOR_BASE_P): Delete.
19693 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19695 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19696 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19698 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19699 static, adjust types.
19700 (TARGET_LEGITIMATE_ADDRESS_P): New.
19702 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19703 * config/score/score.c (score_address_p): Rename to...
19704 (score_legitimate_address_p): ... this.
19705 (TARGET_LEGITIMATE_ADDRESS_P): New.
19706 * config/score/score3.c (score3_address_p): Rename to...
19707 (score3_legitimate_address_p): ... this.
19708 * config/score/score7.c (score7_address_p): Rename to...
19709 (score7_legitimate_address_p): ... this.
19711 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19712 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19713 GO_IF_LEGITIMATE_ADDRESS): Delete.
19714 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19715 thumb2_legitimate_address_p): Delete.
19716 (arm_legitimate_address_p): Rename to...
19717 (arm_legitimate_address_outer_p): ... this.
19718 * config/arm/constraints.md ("Uq"): Adjust call.
19719 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19720 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19722 (arm_legitimate_address_outer_p): ... this.
19723 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19725 (TARGET_LEGITIMATE_ADDRESS_P): New.
19727 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19728 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19729 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19730 (TARGET_LEGITIMATE_ADDRESS_P): New.
19732 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19733 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19734 * config/vax/vax.c (legitimate_address_p): Rename to...
19735 (vax_legitimate_address_p): ... this, make static.
19736 (TARGET_LEGITIMATE_ADDRESS_P): New.
19738 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19739 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19740 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19741 (TARGET_LEGITIMATE_ADDRESS_P): New.
19743 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19744 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19745 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19746 (mmix_legitimate_address_p): ... this, make static.
19747 (TARGET_LEGITIMATE_ADDRESS_P): New.
19749 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19750 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19751 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19752 (TARGET_LEGITIMATE_ADDRESS_P): New.
19754 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19756 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19757 of MODE_COMPLEX_INT.
19759 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19761 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19762 LCT_NORMAL in function call.
19763 * mips-tdump.c (print_file_desc): Add cast to enum type.
19764 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19765 (mark_stabs): Add casts to enum types.
19766 (parse_stabs_common): Add casts to enum types.
19768 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19770 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19771 Check for invalid values of LETTER.
19773 2009-05-13 Taras Glek <tglek@mozilla.com>
19775 * attribs.c (register_attribute): moved out attribute registration
19776 into register_attribute.
19777 * doc/plugins.texi: Documented register_attribute and
19779 * gcc-plugin.h: Added forward decl for register_attribute.
19780 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19781 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19782 PLUGIN_ATTRIBUTES boilerplate.
19784 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19786 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19787 values even in sentinel and empty entries.
19788 (ms_printf_flag_specs): Likewise.
19789 (ms_scanf_flag_specs): Likewise.
19790 (ms_strftime_flag_specs): Likewise.
19791 (ms_print_char_table): Likewise.
19792 (ms_scan_char_table): Likewise.
19793 (ms_time_char_table): Likewise.
19795 2009-05-13 Doug Kwan <dougkwan@google.com>
19797 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19799 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19801 * config/mips/mips.md (store): Add attributes for QI and HI.
19803 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19804 (truncdi<mode>2): ... this new pattern.
19806 2009-05-13 Brad Hards <bradh@kde.org>
19808 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19810 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19811 Ben Elliston <bje@au.ibm.com>
19813 PR middle-end/40035
19814 * dse.c (check_mem_read_rtx): Guard against width == -1.
19816 2009-05-13 Michael Matz <matz@suse.de>
19818 PR middle-end/39976
19819 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19820 (trivially_conflicts_p): New function.
19821 (insert_backedge_copies): Use it.
19823 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19825 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19826 (handle_stdc_pragma): Use new enum constant names.
19827 (handle_pragma_float_const_decimal64): Ditto.
19829 2009-05-13 Ian Lance Taylor <iant@google.com>
19831 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19834 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19836 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19837 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19839 * config/m68k/m68k.h (FL_UCLINUX): Define.
19841 2009-05-13 Jan Hubicka <jh@suse.cz>
19843 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19845 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19847 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19848 unless -fschedule-insns is specified.
19850 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19853 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19854 TARGET_EXPAND_CBRANCHDI4.
19855 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19856 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19857 (cmpeqdi): Fix comment.
19859 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19861 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19862 (sh_legitimate_address_p): Likewise.
19863 * config/sh/sh.c (sh_legitimate_index_p): New.
19864 (sh_legitimate_address_p): Likewise.
19865 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19866 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19867 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19868 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19869 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19870 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19871 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19872 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19873 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19875 2009-05-12 Jan Hubicka <jh@suse.cz>
19877 * tree-inline.c (estimate_operator_cost): Add operands;
19878 when division happens by constant, it is cheap.
19879 (estimate_num_insns): Loads and stores are not having cost of 0;
19880 EH magic stuff is cheap; when computing runtime cost of switch,
19881 use log2 base of amount of its cases; builtin_expect has cost of 0;
19882 compute cost for moving return value of call.
19883 (init_inline_once): Initialize time_based flags.
19884 * tree-inline.h (eni_weights_d): Add time_based flag.
19886 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19888 * df-core.c: Update head documentation.
19890 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19893 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19894 shadowing exisiting variable op1.
19896 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19899 * config/i386/driver-i386.c (processor_signatures): New enum.
19900 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19901 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19902 processor signature to detect geode processor.
19904 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19908 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19910 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19911 causes spurious differences between trunk and cond-optab branch.
19913 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19915 * dojump.c (compare_from_rtx): Delete.
19916 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19917 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19918 if the comparison does not satisfy the predicate; test predicates for
19919 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19920 further if one existing pattern fails.
19921 * expr.h (compare_from_rtx): Delete.
19922 (prepare_operand): Declare it.
19923 * optabs.c: Change "lib call" to "libcall" throughout.
19924 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19925 HAVE_conditional_trap, emit_cmp_insn): Delete.
19926 (can_compare_p): Delete cmp_optab case.
19927 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19928 Accept other parameters by value.
19929 (prepare_operand): Make non-static.
19930 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19931 other parameters by value. Try to widen operands here based on
19932 an optab_methods argument and looking at cbranch_optab.
19933 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19934 loop. Use cbranch_optab directly.
19935 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19936 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19938 (emit_conditional_move, emit_conditional_add): Inline what's needed
19939 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19940 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19941 with COMPARE. Move cmov_optab and cstore_optab above
19942 with cbranch_optab, move cmp_optab down with ucmp_optab,
19943 remove tst_otpab. Do not initialize trap_rtx.
19944 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19945 for trap code. Do not check HAVE_conditional_trap. Use
19946 prepare_cmp_insn. Accept no predicate for operand 3.
19947 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19948 (OTI_ctrap, ctrap_optab): New.
19949 (tst_optab): Delete.
19950 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19951 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19952 with lookup of ctrap_optab.
19953 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19955 (ctrap_optab): New.
19957 * combine.c (combine_simplify_rtx, simplify_set): Do not
19958 special case comparing against zero for cc0 machines.
19959 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19960 COMPARE on cc0 machines.
19961 (simplify_relational_operation): Return a new expression when
19962 a COMPARE could be removed.
19963 * final.c (final_scan_insn): Compare cc_status values
19964 against LHS of a (compare FOO (const_int 0)) cc0 source.
19965 Also check if cc_status.value is the full compare.
19967 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19968 (cstoreMM4): Document.
19969 (conditional_trap): Document ctrapMM4 instead.
19970 (sync_compare_and_swapMM): Refer to cbranchcc4.
19971 (Dependent Patterns): Eliminate obsolete information referring to
19972 the old jump optimization phase.
19973 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19974 of compares with 0 on cc0 machines.
19975 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19976 avoiding references to cc0. Remove text about storing operands
19978 * doc/tm.texi (Condition Codes): Include blurb on different
19979 condition code representations, separate into subsections for
19980 CC0, MODE_CC and conditional execution.
19982 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19983 alpha_emit_setcc): Accept operands and a machine mode.
19984 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19985 Get code/op0/op1 from operands, use machine mode argument
19986 instead of alpha_compare.fp_p. Emit the branch here.
19987 (alpha_emit_setcc): Likewise, and return boolean.
19988 (alpha_emit_conditional_move): Likewise. Assert that
19989 cmp_op_mode == cmp_mode, and simplify accordingly.
19990 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19991 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19992 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19994 (stack probe test): Use cbranchdi4.
19995 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19997 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19998 * config/arc/arc.h (movsicc, movsfcc): Use it.
19999 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20000 (cbranchsi4, cstoresi4): New.
20001 (cmpsi, bCC and sCC expanders): Remove.
20003 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20004 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20005 * config/arm/predicates.md (arm_comparison_operator): Only include
20006 floating-point operators if there is a hardware floating-point unit.
20007 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20008 deferring to cbranch_cc and cstore_cc respectively.
20009 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20010 cbranch_cc, cstore_cc): New.
20011 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20013 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20015 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20016 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20018 (adjust_insn_length): Adjust calls.
20019 (avr_reorg): Handle (compare (foo) (const_int 0)).
20020 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20021 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20022 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20023 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20025 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20026 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20028 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20029 (cbranchsi4, cstorebi4, cstoresi4): New.
20030 (movbisi): This insn is duplicate, split it to zero_extend.
20031 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20032 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20033 (bfin_optimize_loop): Use cbranch expander.
20034 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20035 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20036 (bfin_bimode_comparison_operator): ... this.
20037 (bfin_direct_comparison_operator): New.
20039 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20040 inside (compare FOO (const_int 0)).
20041 (cris_rtx_costs): Handle ZERO_EXTRACT.
20042 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20043 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20044 (*tstdi_v32): Delete.
20045 (*cmpdi_non_v32): Add M alternative for operand 1.
20046 (cmpsi, cmp<mode>): Make private.
20047 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20049 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20051 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20052 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20053 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20054 (cc_reg_operand): New.
20055 (any_cond): Delete.
20056 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20057 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20058 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20059 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20060 crx_expand_scond): Delete.
20062 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20064 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20065 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20067 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20068 cstoresi4, cstoresf4, cstoredf4): New.
20069 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20070 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20071 Receive the entire operands array.
20072 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20073 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20074 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20075 Get test/op0/op1 from the operands array.
20076 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20078 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20079 (h8300_expand_store): New.
20080 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20082 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20083 (h8300_expand_store): New.
20084 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20085 or do not try to produce (set (cc0) REG).
20086 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20087 change a compare into a move to a scratch register. Disable some
20088 peepholes when comparing with zero.
20089 (tstsi, tsthi, tstsi, cmpqi): Make private.
20091 (bCC, sCC): Delete.
20092 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20095 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20096 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20097 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20098 (ix86_emit_i387_log1p): Use cbranchxf2.
20099 (ix86_expand_setcc): Return void.
20100 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20101 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20102 cmp<MODEF>, cmpcc): Remove.
20103 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20104 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20105 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20106 (sCC and bCC expanders): Remove.
20107 (stack_protect_test): Use cbranchcc4.
20109 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20111 (ia64_expand_compare): Accept three rtx by reference and return void.
20112 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20113 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20114 from *expr. Update *expr with the BImode comparison to do.
20115 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20116 cmptf, bCC, sCC, conditional_trap): Delete.
20117 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20118 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20119 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20120 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20121 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20123 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20124 type of last argument.
20125 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20126 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20127 use machine mode argument instead of branch_type. Remove dead
20128 code for floating-point comparisons.
20129 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20130 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20132 (cbranchsi4, cstoresi4): New.
20133 * config/iq2000/predicates.md (reg_or_const_operand): New.
20135 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20136 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20137 (b<code>_op): Rewrite to...
20138 (bcc_op): ... this, using match_operator.
20139 (s<code>_op): Rewrite to...
20140 (scc_op): ... this, using match_operator.
20141 (s<code>_24_op): Rewrite to...
20142 (scc_op_24): ... this, using match_operator.
20143 (s<code>_<mode>): Rewrite to...
20144 (cstore<mode>4): ... this, using match_operator.
20145 (s<code>_<mode>_24): Rewrite to...
20146 (cstore<mode>4_24): ... this, using match_operator.
20147 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20148 m32c_unpend_compare, m32c_expand_scc): Delete.
20149 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20150 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20151 (m32c_expand_movcc): Change NE to EQ if necessary.
20152 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20154 * config/m32r/m32r-protos.h (gen_cond_store): New.
20155 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20156 (gen_cond_store): New, from sCC patterns.
20157 (m32r_expand_block_move): Use cbranchsi4.
20158 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20159 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20160 (cbranchsi4, cstoresi4): New.
20162 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20164 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20165 (m68hc11_notice_update_cc): Look into a compare with 0.
20166 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20168 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20169 cmphi, cmpqi, bCC): Delete.
20170 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20171 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20172 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20175 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20176 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20177 * config/m68k/constraints.md (H): New.
20178 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20179 the define_insn below.
20180 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20181 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20182 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20183 patterns): Wrap RHS with COMPARE.
20184 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20185 (*cmpdi_internal): Name this pattern.
20186 (cmpdi): Change to define_insn.
20187 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20188 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20189 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20191 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20192 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20193 (conditional_trap): Change to...
20194 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20195 (*conditional_trap): Use the ordered_comparison_operator and
20196 const1_operand predicates.
20197 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20198 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20199 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20200 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20202 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20203 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20204 (mcore_gen_compare): New.
20205 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20206 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20207 (mcore_gen_compare): ... this.
20208 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20209 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20210 (stack probe pattern): Use cbranchsi4.
20212 * config/mips/predicates.md (mips_cstore_operator): New.
20213 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20214 * config/mips/mips.md (any_cond): Delete.
20215 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20217 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20218 fixuns_truncsfdi2): Use cbranch patterns.
20219 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20220 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20221 Adjust call to mips_expand_conditional_branch.
20222 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20224 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20225 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20226 * config/mips/mips.c (cmp_operands): Delete.
20227 (mips_emit_compare): Get comparison operands from *op0/*op1.
20228 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20229 that it succeeds. Use op0/op1 instead of cmp_operands.
20230 (mips_expand_conditional_branch, mips_expand_conditional_move,
20231 mips_expand_conditional_trap): Likewise.
20232 (mips_block_move_loop): Use cbranch patterns.
20233 * config/mips/mips.h (cmp_operands): Delete.
20235 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20236 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20237 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20238 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20239 (*cmpcc_folded): Rename to...
20240 (*cmpdi_folded): this.
20241 (*cmpcc): Rename to...
20243 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20246 (cbranchdf4): New. Handle invalid comparisons here.
20247 * config/mmix/predicates.md (float_comparison_operator): New.
20249 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20250 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20251 * config/mn10300/mn10300.md (tst): Delete.
20252 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20253 Name these patterns and wrap RHS in a compare.
20254 (*cmpsi): Make this pattern private. Include tst.
20255 (*cmpsf): Make this pattern private.
20256 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20257 (compare with zero peepholes): Likewise.
20259 (cbranchsi4, cbranchsf4): New.
20260 (casesi): Use cbranchsi4.
20262 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20263 hppa_branch_type): Delete.
20264 (return_addr_rtx): Use cbranchsi4.
20265 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20266 Emit CCFPmode comparison here.
20267 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20268 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20269 hppa_branch_type): Delete.
20270 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20271 (movsicc, movdicc): Remove references to hppa_compare_op0,
20272 hppa_compare_op1 and compare_from_rtx.
20273 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20274 (casesi): Use cbranchsi4.
20276 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20277 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20278 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20279 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20280 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20282 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20283 (*branch, *branch_inverted): New.
20285 * config/picochip/picochip.md (cbranchhi4): Use
20286 ordered_comparison_operator.
20287 (cmphi, bCC): Remove.
20289 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20290 (trap_comparison_operator): Delete.
20291 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20292 rs6000_emit_cbranch): Accept mode and operands.
20293 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20294 rs6000_compare_fp_p): Delete.
20295 (rs6000_generate_compare): Accept mode and comparison. Extract code
20296 and op0/op1 from there. Replace references to rs6000_compare_op0
20297 and rs6000_compare_op1.
20298 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20299 extract result from passed operands.
20300 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20301 extract loc from passed operands.
20302 (rs6000_emit_cmove): Likewise.
20303 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20304 rs6000_compare_fp_p): Delete.
20305 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20306 (cbranch<GPR>4, cbranch<FP>4): New.
20307 (cstore<mode>4): New. Consolidate here all choices about when to use
20308 portable or specialized sCC sequences.
20309 (stack_protect_test): Use cbranchsi4.
20310 (conditional_trap): Replace with ctrap<GPR>4.
20311 (conditional trap insn): Replace trap_comparison_operator with
20312 ordered_comparison_operator.
20314 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20315 (s390_emit_prologue): Use ctrap.
20316 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20317 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20318 New predicates replacing...
20319 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20320 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20321 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20322 (add<mode>cc): Do not use s390_compare_op0/op1.
20323 (s<code>): Change to...
20324 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20325 (seq): Change to...
20326 (cstorecc4): ... this. Handle EQ or NE equally.
20327 (*sne): Un-privatize for use in cstorecc4.
20328 (b<code>): Change to...
20329 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20330 (conditional_trap): Replace with...
20331 (ctrap<GPR>4, ctrap<FP>4): ... these.
20332 (stack_protect): Use cbranchcc4.
20334 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20335 * config/score/score-protos.h (score_gen_cmp): Delete.
20336 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20337 (score_block_move-loop): Use cbranchsi4.
20338 * config/score/score.md (cbranchsi4): New.
20339 (cmpsi, bCC): Delete.
20340 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20341 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20342 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20343 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20344 * config/score/score3.h (score3_gen_cmp): Delete.
20345 * config/score/score7.h (score7_gen_cmp): Delete.
20347 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20348 (sh_emit_scc_to_t): ... this. Return void.
20349 (from_compare): Rename to...
20350 (sh_emit_compare_and_branch): ... this.
20351 (sh_emit_compare_and_set): New.
20352 (sh_expand_t_scc): Accept operands.
20353 * config/sh/predicates.md (sh_float_comparison_operator): New.
20354 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20355 (prepare_scc_operands): Rename to...
20356 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20358 (sh_emit_cheap_store_flag): New.
20359 (sh_emit_set_t_insn): New.
20360 (from_compare): Rename to...
20361 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20362 handling of TARGET_SH2E floating point to avoid recursive call.
20363 Generate branch here.
20364 (sh_emit_compare_and_set): New.
20365 (sh_expand_t_scc): Get op0/op1 from arguments.
20366 (sh_emit_cheap_store_flag): New.
20367 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20369 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20370 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20371 (movsicc, movdicc): Do nothing when it recreated operands from
20372 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20373 prepare_scc_operands (now sh_emit_scc_to_t).
20374 (udivdi3): Use cstoresi4.
20375 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20376 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20377 (cbranchint4_media, cbranchfp4_media): New.
20378 (casesi): Use cbranchdi4.
20379 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20381 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20382 (movnegt): Remove second operand.
20383 (cbranchsf4, cbranchdf4): New.
20384 (stack_protect): Use cbranchdi4/cbranchsi4.
20386 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20387 (gen_compare_reg): Accept comparison, extract part of it to...
20388 (gen_compare_reg_1): ... this.
20389 (gen_compare_operator): Delete.
20390 (gen_v9_scc): Accept separate destination, comparison code and arms.
20391 Do not use sparc_compare_op0/sparc_compare_op1.
20392 (emit_scc_insn, emit_conditional_branch_insn): New.
20393 (emit_v9_brxx): Make static. Remove useless assertion.
20394 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20396 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20397 * config/sparc/sparc-protos.h (gen_compare_reg,
20398 sparc_emit_float_lib_cmp): Adjust prototype.
20399 (emit_scc_insn, emit_conditional_branch_insn): New.
20400 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20401 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20402 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20403 iterators to the top.
20404 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20405 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20406 snedi_special_trunc): Delete.
20407 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20408 and snedi_special_trunc.
20409 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20410 cbranchdi4, cbranch<F:mode>4): New.
20411 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20412 here. Use gen_compare_reg instead of gen_compare_operator.
20413 (conditional_trap): Replace with...
20414 (ctrapsi4, ctrapdi4): ... this.
20415 (stack_protect_test): Use cbranchcc4.
20417 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20419 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20420 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20421 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20422 from operands[0] or operands[3] depending on is_set.
20423 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20424 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20425 cmpdf, bCC), sCC: Remove.
20426 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20427 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20429 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20430 spu_emit_branch_or_set.
20432 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20434 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20435 xstormy16_compare_op1): Delete.
20436 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20437 xstormy16_compare_op1): Delete.
20438 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20440 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20441 (cmphi, cmpsi, bCC): Remove.
20443 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20444 (*cmpsi): ... this one.
20445 (cbranchsi4, cstoresi4): New.
20446 (bCC expanders): Delete.
20447 (sCC insns): Fold into...
20448 (*setcc): ... this one.
20449 (casesi): Do not use gen_cmpsi and gen_bgtu.
20450 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20451 (movsicc): Simplify.
20452 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20454 * config/vax/vax-protos.h (cond_name): New.
20455 (vax_output_conditional_branch): Remove.
20456 * config/vax/vax.c (cond_name): New.
20457 (vax_output_conditional_branch): Remove.
20458 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20459 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20460 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20461 (bit<VAXint>): Wrap source with (compare).
20462 (b<code> and following unnamed pattern): Rename to *branch and
20463 *branch_reversed. Change macroization to match_operator.
20464 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20466 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20467 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20468 Change last argument to machine_mode.
20469 (xtensa_expand_scc): Add machine_mode argument.
20470 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20471 (gen_conditional_move, xtensa_expand_conditional_branch,
20472 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20473 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20474 Adjust operand numbers.
20475 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20477 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20478 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20479 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20481 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20483 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20484 causes spurious differences between trunk and cond-optab branch.
20486 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20489 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20491 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20493 * tree.c (iterative_hash_pointer): Delete.
20494 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20495 Hash UIDs and versions of SSA names. Don't special-case built-in
20496 function declarations.
20498 2009-05-11 Ian Lance Taylor <iant@google.com>
20501 * graphite.c: Force -Wc++-compat to only be a warning before
20502 #including "cloog/cloog.h".
20504 2009-05-11 Martin Jambor <mjambor@suse.cz>
20506 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20508 2009-05-11 Jan Hubicka <jh@suse.cz>
20510 * tree-ssa-loop-ivcanon.c: Include target.h
20511 (struct loop_size): new structure.
20512 (constant_after_peeling): New predicate.
20513 (tree_estimate_loop_size): New function.
20514 (estimated_unrolled_size): Rewrite for new estimates.
20515 (try_unroll_loop_completely): Use new estimates.
20516 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20518 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20520 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20521 libcpp interface change.
20522 (spu_macro_to_expand): Likewise.
20524 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20526 PR tree-optimization/40026
20527 * gimplify.c (gimplify_init_constructor): Change initial conditional
20528 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20529 optimize_compound_literals_in_ctor.
20531 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20533 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20535 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20537 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20539 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20540 HOST_WIDE_INT for gap.
20542 2009-05-11 Ira Rosen <irar@il.ibm.com>
20544 PR tree-optimization/40074
20545 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20546 account in group size and step comparison.
20548 2009-05-11 Richard Guenther <rguenther@suse.de>
20550 * passes.c (init_optimization_passes): Strip now incorrect comment.
20551 (execute_function_todo): Do not set PROP_alias.
20552 * tree-pass.h (PROP_alias): Remove.
20553 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20554 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20555 * tree-nrv.c (pass_return_slot): Likewise.
20556 * tree-object-size.c (pass_object_sizes): Likewise.
20557 * tree-ssa-dom.c (pass_dominator): Likewise.
20558 (pass_phi_only_cprop): Likewise.
20559 * tree-ssa-dse.c (pass_dse): Likewise.
20560 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20561 (pass_cselim): Likewise.
20562 * tree-ssa-pre.c (pass_pre): Likewise.
20563 (pass_fre): Likewise.
20564 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20565 * tree-ssa-sink.c (pass_sink_code): Likewise.
20566 * tree-stdarg.c (pass_stdarg): Likewise.
20567 * tree-tailcall.c (pass_tail_calls): Likewise.
20568 * tree-vrp.c (pass_vrp): Likewise.
20570 2009-05-10 Ian Lance Taylor <iant@google.com>
20572 * basic-block.h (enum profile_status): Break out of struct
20573 control_flow_graph.
20574 * cgraph.h (struct inline_summary): Break out of struct
20576 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20577 of struct cgraph_order_sort.
20578 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20579 * cse.c (struct branch_path): Break out of struct
20580 cse_basic_block_data.
20581 * except.h (enum eh_region_type): Break out of struct eh_region.
20582 * gcc.c (enum add_del): Break out of struct modify_target.
20583 * genrecog.c (enum decision_type): Break out of struct decision_test.
20584 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20586 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20587 * regmove.c (enum match_use): New enum, broken out of struct match.
20588 * sched-int.h (enum post_call_group): New enum, broken out of
20590 (struct deps_reg): Break out of struct deps.
20591 * target.h (struct asm_int_op): Break out of struct gcc_target.
20592 * tree-eh.c (struct goto_queue_node): Break out of struct
20594 * tree-inline.h (enum copy_body_cge_which): Break out of
20596 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20598 * c-decl.c (in_struct, struct_types): New static variables.
20599 (pushtag): Add loc parameter. Change all callers.
20600 (lookup_tag): Add ploc parameter. Change all callers.
20601 (check_compound_literal_type): New function.
20602 (parser_xref_tag): Add loc parameter. Change all callers. If
20603 -Wc++-compat, warn about struct/union/enum types defined within a
20605 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20606 and loc parameters. Change all callers. Change error calls to
20607 error_at, using loc. For a redefinition, if the location of the
20608 original definition is known, report it. Set in_struct and
20609 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20610 (finish_struct): Add new parameters enclosing_in_struct and
20611 enclosing_struct_types. Change all callers. Set
20612 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20613 in the struct. If in a struct, add this struct to struct_types.
20614 (start_enum): Add loc parameter. Change all callers. Use
20615 error_at for errors, using loc. For a redefinition, if the
20616 location of the original definition is known, report it. If in a
20617 struct, add this enum type to struct_types. If -Wc++-compat warn
20618 if in sizeof, typeof, or alignof.
20619 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20620 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20621 (c_parser_enum_specifier): Get enum location for start_enum.
20622 (c_parser_struct_or_union_specifier): Get struct location for
20623 start_struct. Save in_struct and struct_types status between
20624 start_struct and finish_struct.
20625 (c_parser_cast_expression): Get location of cast.
20626 (c_parser_alignof_expression): Get location of type.
20627 (c_parser_postfix_expression): Likewise.
20628 (c_parser_postfix_expression_after_paren_type): Add type_loc
20629 parameter. Change all callers. Call check_compound_literal_type.
20630 Use type_loc for error about variable size type.
20631 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20632 of an enum constant from an enum type defined in a struct or union.
20633 (c_cast_expr): Add loc parameter. Change all callers. If
20634 -Wc++-compat, warn about defining a type in a cast.
20635 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20636 (start_enum, start_struct, finish_struct): Update declarations.
20637 (parser_xref_tag, c_cast_expr): Update declarations.
20638 (check_compound_literal_type): Declare.
20640 2009-05-11 Ben Elliston <bje@au.ibm.com>
20642 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20643 for recent libcpp interface change.
20644 (rs6000_macro_to_expand): Likewise.
20646 2009-05-10 Michael Matz <matz@suse.de>
20649 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20650 not at entry of function.
20652 2009-05-10 Richard Guenther <rguenther@suse.de>
20654 PR tree-optimization/40081
20656 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20657 using the main variant of the element type. Do not fiddle with
20658 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20660 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20661 structs with volatile fields.
20663 2009-05-10 Jan Hubicka <jh@suse.cz>
20665 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20666 (estimate_move_cost): Assert that it does not get called for
20668 (estimate_num_insns): Skip VOID types in argument handling.
20669 (optimize_inline_calls): Delete unreachable blocks and verify that
20670 callgraph is valid.
20672 2009-05-10 Jan Hubicka <jh@suse.cz>
20674 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20675 * cgraph.c (cgraph_mark_address_taken_node): New function.
20676 (dump_cgraph_node): Dump new flag.
20677 * cgraph.h (struct cgraph_node): Add address_taken.
20678 (cgraph_mark_address_taken_node): New function.
20679 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20680 since new direct calls can be born.
20682 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20684 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20685 tok->val.node.node.
20687 2009-05-10 Jan Hubicka <jh@suse.cz>
20689 PR middle-end/40084
20690 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20692 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20693 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20694 * tree-inline.c (copy_bb): Set frequency correctly.
20695 (fold_marked_statements): Update call to
20696 cgraph_update_edges_for_call_stmt.
20698 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20700 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20701 identifiers in diagnostics.
20702 * config/arm/arm.c (arm_handle_fndecl_attribute,
20703 arm_handle_isr_attribute): Likewise.
20704 * config/avr/avr.c (avr_handle_progmem_attribute,
20705 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20706 * config/bfin/bfin.c (handle_int_attribute,
20707 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20708 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20709 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20711 * config/darwin.c (darwin_handle_kext_attribute,
20712 darwin_handle_weak_import_attribute): Likewise.
20713 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20714 h8300_handle_eightbit_data_attribute,
20715 h8300_handle_tiny_data_attribute): Likewise.
20716 * config/i386/i386.c (ix86_handle_cconv_attribute,
20717 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20718 * config/i386/winnt.c (ix86_handle_shared_attribute,
20719 ix86_handle_selectany_attribute): Likewise.
20720 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20721 * config/m32c/m32c.c (function_vector_handler): Likewise.
20722 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20723 m68hc11_handle_fntype_attribute): Likewise.
20724 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20725 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20726 * config/mips/mips.c (mips_insert_attributes,
20727 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20728 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20729 rs6000_handle_struct_attribute): Likewise.
20730 * config/sh/sh.c (sh_insert_attributes,
20731 sh_handle_resbank_handler_attribute,
20732 sh_handle_interrupt_handler_attribute,
20733 sh2a_handle_function_vector_handler_attribute,
20734 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20736 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20737 * config/spu/spu.c (spu_handle_fndecl_attribute,
20738 spu_handle_vector_attribute): Likewise.
20739 * config/stormy16/stormy16.c
20740 (xstormy16_handle_interrupt_attribute): Likewise.
20741 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20742 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20744 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20746 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20747 (pp_translate_identifiers): New.
20748 (pp_identifier): Only conditionally translate identifier to locale
20750 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20751 (pp_base_tree_identifier): Only conditionally translate identifier
20752 to locale character set.
20753 * c-pretty-print.c (M_): Define.
20754 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20755 fragments for conditional translation with M_.
20756 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20757 identifier translation.
20759 2009-05-10 Richard Guenther <rguenther@suse.de>
20761 PR tree-optimization/40081
20762 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20763 using the main variant of the element type. Do not fiddle with
20764 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20766 2009-05-09 Jan Hubicka <jh@suse.cz>
20768 PR middle-end/40080
20769 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20770 indirect calls; verify cgraph afterwards.
20772 2009-05-09 Jan Hubicka <jh@suse.cz>
20775 * ipa.c (update_inlined_to_pointer): New function.
20776 (cgraph_remove_unreachable_nodes): Use it.
20778 2009-05-09 Jan Hubicka <jh@suse.cz>
20780 * tree-eh.c (struct leh_state): Remove prev_try.
20781 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20782 not track prev_try.
20783 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20784 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20785 remove_eh_handler_and_replace, foreach_reachable_handler,
20786 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20787 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20788 (gen_eh_region_cleanup): Update prototype.
20790 2009-05-09 Jan Hubicka <jh@suse.cz>
20792 PR middle-end/40043
20793 * except.c (copy_eh_region): Always set prev_try.
20794 (redirect_eh_edge_to_label): Find outer try.
20795 (foreach_reachable_handler): When looking for prev try
20796 handle case where previous try is not going to be taken.
20798 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20800 PR tree-optimization/40049
20801 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20802 only vector/vector shifts, convert the type of the constant to the
20803 appropriate type to avoid building incorrect trees, which
20804 eventually have problems with garbage collection.
20806 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20808 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20809 -1 for complex floating-point types if honoring signed zeros.
20811 2009-05-08 Jan Hubicka <jh@suse.cz>
20813 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20814 argument; handle correctly when profile is absent.
20815 (build_cgraph_edges): Update.
20816 (rebuild_cgraph_edges): Update.
20817 * cgraph.c: Do not include varray.h.
20818 (cgraph_set_call_stmt_including_clones): New function.
20819 (cgraph_create_edge_including_clones): Likewise
20820 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20821 (cgraph_update_edges_for_call_stmt): Handle clones.
20822 (cgraph_remove_node): Handle clone tree.
20823 (cgraph_remove_node_and_inline_clones): New function.
20824 (dump_cgraph_node): Dump clone tree.
20825 (cgraph_clone_node): Handle clone tree.
20826 (clone_function_name): Bring here from tree-inline.c.
20827 (cgraph_create_virtual_clone): New function.
20828 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20829 (cgraph_clone_info): New function.
20830 (strut cgraph_node): Add clone_info and new clone tree pointers.
20831 (cgraph_remove_node_and_inline_clones,
20832 cgraph_set_call_stmt_including_clones,
20833 cgraph_create_edge_including_clones,
20834 cgraph_create_virtual_clone): Declare.
20835 (cgraph_function_versioning): Use VEC argument.
20836 (compute_call_stmt_bb_frequency): Update prototype.
20837 (cgraph_materialize_all_clones): New function.
20838 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20839 (ipcp_create_replace_map): Update to VECtors.
20840 (ipcp_update_callgraph): Use virtual clones.
20841 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20842 (ipcp_update_profiling): Do not update local profiling.
20843 (ipcp_insert_stage): Use VECtors and virtual clones.
20844 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20845 (clone_of_p): New function.
20846 (cgraph_preserve_function_body_p): Use clone tree.
20847 (cgraph_optimize): Materialize clones.
20848 (cgraph_function_versioning): Update for VECtors.
20849 (save_inline_function_body): Use clone tree.
20850 (cgraph_materialize_clone): New function.
20851 (cgraph_materialize_all_clones): Likewise.
20852 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20853 * ipa.c: Include gimple.h.
20854 (cgraph_remove_unreachable_nodes): Use clone tree.
20855 * ipa-prop.c (ipa_note_param_call): Update call to
20856 compute_call_stmt_bb_frequencycall.
20857 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20858 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20859 (copy_bb): Handle updating of clone tree; add new edge when new call
20861 (expand_call_inline): Be strict about every call having edge.
20862 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20863 (delete_unreachable_blocks_update_callgraph): New function.
20864 (tree_function_versioning): Use VECtors; always remove unreachable
20865 blocks and fold conditionals.
20866 * tree-inline.h: Do not include varray.h.
20867 (tree_function_versioning): Remove.
20868 * Makefile.in (GTFILES): Remove tree-inline.c
20869 * passes.c (do_per_function): Do only functions having body.
20870 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20873 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20874 Andrew Morrow <acm@google.com>
20877 * c-common.c (c_common_attribute_table): Permit deprecated
20878 attribute to take an optional argument.
20879 (handle_deprecated_attribute): If the optional argument to
20880 __attribute__((deprecated)) is not a string ignore the attribute
20881 and emit a warning.
20883 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20884 * c-typeck.c (build_component_ref): Likewise.
20885 (build_external_ref): Likewise.
20887 * toplev.c (warn_deprecated_use): Add an attribute argument.
20888 Emit the message associated with __attribute__((deprecated)).
20890 * toplev.h (warn_deprecated_use): Updated.
20892 * doc/extend.texi: Document new optional parameter to
20893 __attribute__((deprecated))
20895 2009-05-08 Michael Eager <eager@eagercon.com>
20897 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20898 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20900 2009-05-08 Richard Guenther <rguenther@suse.de>
20902 PR tree-optimization/40062
20903 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20904 Avoid exponential behavior.
20906 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20908 PR rtl-optimization/33928
20910 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20911 process_uses, build_single_def_use_links): New.
20912 (update_df): Update use_def_ref.
20913 (forward_propagate_into): Use get_def_for_use instead of use-def
20915 (fwprop_init): Call build_single_def_use_links and let it initialize
20917 (fwprop_done): Free use_def_ref.
20918 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20919 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20920 df_rd_simulate_one_insn): New.
20921 (df_rd_bb_local_compute_process_def): Update head comment.
20922 (df_chain_create_bb): Use the new RD simulation functions.
20923 * df.h (df_rd_simulate_artificial_defs_at_top,
20924 df_rd_simulate_one_insn): New.
20925 * opts.c (decode_options): Enable fwprop at -O1.
20926 * doc/invoke.texi (-fforward-propagate): Document this.
20928 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20931 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20932 and one complex operand specially.
20933 * tree-complex.c (some_nonzerop): Do not identify a real value as
20934 zero if flag_signed_zeros.
20936 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20938 PR rtl-optimization/33928
20939 * loop-invariant.c (record_use): Fix && vs. || mishap.
20941 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20943 PR rtl-optimization/33928
20944 * loop-invariant.c (struct use): Add addr_use_p.
20945 (struct def): Add n_addr_uses.
20946 (struct invariant): Add cheap_address.
20947 (create_new_invariant): Set cheap_address.
20948 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20949 (record_uses): Pass df_ref to record_use.
20950 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20953 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20955 * config/sh/sh.c: Do not include c-pragma.h.
20957 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20959 * config/spu/spu.c: Remove include of c-common.h.
20961 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20964 * c-common.h (mark_valid_location_for_stdc_pragma,
20965 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20966 clear_float_const_decimal64, float_const_decimal64_p): New.
20967 * c.opt (Wunsuffixed-float-constants): New.
20968 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20969 unsuffixed float constant, handle new warning.
20970 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20971 * c-decl.c (c_scope): New flag float_const_decimal64.
20972 (set_float_const_decimal64, clear_float_const_decimal64,
20973 float_const_decimal64_p): New.
20974 (push_scope): Set new flag.
20975 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20976 to use STDC pragmas.
20977 (c_parser_external_declaration): Ditto.
20978 (c_parser_compound_statement_nostart): Ditto.
20979 * c-pragma.c (valid_location_for_stdc_pragma,
20980 mark_valid_location_for_stdc_pragma,
20981 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20982 handle_pragma_float_const_decimal64): New.
20983 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20984 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20985 set_float_const_decimal64, clear_float_const_decimal64,
20986 float_const_decimal64_p): New dummy functions.
20987 * doc/extend.texi (Decimal Float): Remove statement that the
20988 pragma, and suffix for double constants, are not supported.
20989 * doc/invoke.texi (Warning Options): List new option.
20990 (-Wunsuffixed-float-constants): New.
20992 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20994 * config/i386/i386.c: Do not include c-common.h.
20996 2009-05-07 Mark Heffernan <meheff@google.com>
20998 * doc/invoke.texi (Debugging Options): Document change of debugging
21000 * opts.c (decode_options): Make dump_base_name relative to
21001 aux_base_name directory.
21003 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21005 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21006 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21008 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21010 * Makefile.in (install-plugin): Simplify a bit.
21012 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21014 * Makefile.in (OBJS-common): Add regcprop.o.
21016 * timevar.def (TV_CPROP_REGISTERS): New.
21017 * regrename.c (regrename_optimize): Return 0.
21018 (rest_of_handle_regrename): Delete.
21019 (pass_rename_registers): Point to regrename_optimize.
21020 (struct value_data_entry, struct value_data,
21021 kill_value_one_regno, kill_value_regno, kill_value,
21022 set_value_regno, init_value_data, kill_clobbered_value,
21023 kill_set_value, kill_autoinc_value, copy_value,
21024 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21025 replace_oldest_value_reg, replace_oldest_value_addr,
21026 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21027 debug_value_data, validate_value_data): Move...
21028 * regcprop.c: ... here.
21029 (rest_of_handle_cprop): Delete.
21030 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21032 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21034 PR middle-end/40057
21035 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21036 GEN_INT for 1 << bitnum.
21037 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21038 build_int_cst_type.
21040 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21042 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21043 Remove wrong description of "nand" operation.
21045 2009-05-06 Richard Guenther <rguenther@suse.de>
21046 Adam Nemet <anemet@caviumnetworks.com>
21048 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21049 comment. Add that if LHS is not a gimple register, then RHS1 has
21050 to be a single object (GIMPLE_SINGLE_RHS).
21052 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21054 * expr.c (get_def_for_expr): Move it up in the file.
21055 (store_field): When expanding a bit-field store, look at the
21056 defining gimple stmt for the masking conversion.
21058 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21060 PR middle-end/39986
21061 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21062 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21063 32-bit memcpy into long.
21065 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21067 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21068 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21070 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21071 instead of appending DW_OP_deref*.
21073 2009-05-06 Michael Matz <matz@suse.de>
21075 PR middle-end/40021
21076 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21077 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21079 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21081 * Makefile.in (install-plugin): Fix srcdir handling.
21083 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21085 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21086 when processing for not_regs_needed bitmap.
21087 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21088 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21089 handling it for rhs.
21091 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21093 * config/i386/i386.md (unnamed inc/dec peephole): Use
21094 optimize_insn_for_size_p instead of optimize_size.
21095 * config/i386/predicates.md (incdec_operand): Likewise.
21096 (aligned_operand): Likewise.
21097 * config/i386/sse.md (divv8sf3): Likewise.
21098 (sqrtv8sf2): Likewise.
21100 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21102 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21104 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21106 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21108 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21109 ssemodesuffixf2c with avxmodesuffixf2c.
21111 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21114 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21116 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21118 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21119 (struct tree_base): Adjust spacing for 8 bit boundaries.
21120 (struct tree_decl_common): Add decl_by_reference_flag bit.
21121 (DECL_BY_REFERENCE): Adjust.
21122 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21123 print DECL_BY_REFERENCE bit.
21124 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21125 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21126 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21127 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21130 PR middle-end/39666
21131 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21132 range of the type, but default label is missing, add it with one
21133 of the existing labels instead of adding a new label for it.
21135 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21139 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21141 * Makefile.in (enable_plugin, plugin_includedir): New.
21142 (install): Depend on install-plugin.
21143 (PLUGIN_HEADERS): New.
21144 (install-plugin): New.
21145 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21147 2009-05-05 Richard Guenther <rguenther@suse.de>
21149 PR tree-optimization/40022
21150 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21152 (phivn_valid_p): Fix tuplification error, simplify.
21153 (phiprop_insert_phi): Add dumps.
21154 (propagate_with_phi): Simplify.
21156 2009-05-05 Richard Guenther <rguenther@suse.de>
21158 PR middle-end/40023
21159 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21161 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21163 * tree.h (strip_float_extensions): Remove duplicate declaration.
21164 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21165 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21166 block_ultimate_origin): Rearrange the declarations line to match the
21167 comment that indicates the .c file which the functions are defined.
21168 (dwarf2out_*, set_decl_rtl): Add comment.
21169 (get_base_address): Adjust comment.
21170 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21171 declarations line and add comment.
21172 (is_builtin_name): Add blank after function name, for clarity.
21174 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21176 * attribs.c (decl_attributes): Use %qE for identifiers in
21178 * cgraphunit.c (verify_cgraph_node): Translate function names to
21179 locale character set in diagnostics.
21180 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21182 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21183 Document that functions are named in UTF-8.
21184 * expr.c (expand_expr_real_1): Translate function names to locale
21185 character set in diagnostics.
21186 * gimplify.c (omp_notice_variable, omp_is_private,
21187 gimplify_scan_omp_clauses): Use %qE for identifiers in
21189 * langhooks.c (lhd_print_error_function): Translate function names
21190 to locale character set.
21191 * langhooks.h (decl_printable_name): Document that return value is
21192 in internal character set.
21193 * stmt.c: Include pretty-print.h
21194 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21196 (resolve_operand_name_1): Translate named operand name to locale
21198 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21200 * toplev.c (announce_function): Translate function names to locale
21202 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21203 (default_tree_printer): Use pp_identifier or translate identifiers
21204 to locale character set. Mark "<anonymous>" for translation.
21205 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21206 for identifiers in diagnostics.
21207 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21209 * varasm.c (output_constructor): Use %qE for identifiers in
21212 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21214 * configure.ac: use ` ` instead of $()
21215 * configure: Regenerate.
21217 2009-05-05 Ben Elliston <bje@au.ibm.com>
21219 * config/pa/linux-atomic.c: Eliminate conditional include of
21220 errno.h on non-LP64 systems to simplify build requirements.
21222 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21224 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21226 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21227 and pass value to identifier_to_locale.
21228 (warn_variable_length_array): Make name a tree.
21229 (grokdeclarator): Separate diagnostic texts for named and unnamed
21230 declarators. Use %qE for named declarators.
21231 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21233 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21234 identifiers in diagnostics.
21235 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21236 identifier_to_locale. Mark "anonymous" strings for translation.
21238 2009-05-04 Michael Eager <eager@eagercon.com>
21240 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21241 address for DImode/DFmode only if double-precision FP regs.
21243 2009-05-04 Michael Eager <eager@eagercon.com>
21245 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21246 TARGET_SINGLE_FLOAT check.
21248 2009-05-04 Michael Eager <eager@eagercon.com>
21250 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21252 2009-05-04 Michael Eager <eager@eagercon.com>
21254 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21255 * config/rs6000/t-xilinx: New
21257 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21259 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21260 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21261 * gcc/explow.c (memory_address): Use target hook.
21262 * gcc/targhooks.c (default_legitimize_address): New.
21263 * gcc/targhooks.h (default_legitimize_address): New.
21264 * gcc/target.h (legitimize_address): New.
21265 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21266 (TARGET_INITIALIZER): Include it.
21267 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21269 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21270 * config/bfin/bfin.c (legitimize_address): Remove.
21271 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21272 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21274 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21275 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21277 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21278 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21279 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21280 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21281 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21282 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21283 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21284 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21285 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21286 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21287 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21288 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21289 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21290 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21291 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21292 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21293 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21294 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21295 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21296 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21297 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21298 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21299 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21301 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21302 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21303 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21304 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21305 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21306 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21307 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21308 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21309 (thumb_legitimize_address): Delete.
21310 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21311 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21312 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21313 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21314 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21315 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21317 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21320 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21321 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21322 * config/m32r/m32r.c (m32r_legitimize_address): New.
21323 * config/m68k/m68k.c (m68k_legitimize_address): New.
21324 * config/score/score.c (score_legitimize_address): Standardize.
21325 * config/score/score3.c (score3_legitimize_address): Standardize.
21326 * config/score/score3.h (score3_legitimize_address): Adjust.
21327 * config/score/score7.c (score7_legitimize_address): Standardize.
21328 * config/score/score7.h (score7_legitimize_address): Adjust.
21329 * config/sh/sh.c (sh_legitimize_address): New.
21330 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21332 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21333 (s390_legitimize_address): ... this.
21334 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21335 (sparc_legitimize_address): ... this.
21336 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21337 (ix86_legitimize_address): ... this.
21338 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21339 (avr_legitimize_address): ... this.
21340 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21341 (mn10300_legitimize_address): ... this.
21342 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21343 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21344 (alpha_expand_mov): Adjust call.
21346 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21347 * config/spu/spu.c (spu_legitimize_address): Likewise.
21348 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21349 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21351 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21353 * intl.c (locale_encoding, locale_utf8): New.
21354 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21355 * intl.h (locale_encoding, locale_utf8): Declare.
21356 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21357 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21359 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21361 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21362 (pp_base_tree_identifier): Declare as function.
21363 (identifier_to_locale): Declare.
21364 * Makefile.in (pretty-print.o): Update dependencies.
21365 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21367 2009-05-04 Richard Guenther <rguenther@suse.de>
21369 PR middle-end/40015
21370 * builtins.c (fold_builtin_memory_op): Do not decay to element
21371 type if the size matches the whole array.
21373 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21375 * expmed.c (synth_mult): When trying out a shift, pass the result
21378 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21380 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21381 (shiftsub1_cost): New.
21382 (init_expmed): Compute shiftsub1_cost.
21383 (synth_mult): Optimize multiplications by constants of the form
21384 -(2^^m-1) for some constant positive integer m.
21386 2009-05-03 Richard Guenther <rguenther@suse.de>
21389 * c-typeck.c (array_to_pointer_conversion): Do not built
21390 ADDR_EXPRs of arrays of pointer-to-element type.
21391 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21392 up wrong ADDR_EXPRs after-the-fact.
21393 * c-common.c (strict_aliasing_warning): Strip pointer
21394 conversions for obtaining the original type.
21395 * builtins.c (fold_builtin_memset): Handle array types.
21396 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21399 2009-05-03 Richard Guenther <rguenther@suse.de>
21401 PR middle-end/23329
21402 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21403 Do not lose casts from array types with unknown extent to array
21404 types with known extent.
21405 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21406 alias set compatibility.
21408 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21410 * flags.h (extra_warnings): Delete.
21411 * toplev.c (process_options): Handle Wuninitialized here.
21412 * opts.c (extra_warnings): Delete.
21413 (set_Wextra): Delete.
21414 (common_handle_option): -Wextra can be handled automatically.
21415 * c-opts.c (c_common_handle_option): Delete obsolete code.
21416 (c_common_post_options): Simplify comment.
21417 * common.opt (W): Add Var.
21419 (Wuninitialized): Initialize to -1.
21421 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21422 Richard Guenther <rguenther@suse.de>
21424 * expr.c (get_def_for_expr): New function.
21425 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21426 SSA rather than trees.
21427 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21428 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21430 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21432 * c-common.c (reswords): Add _Imaginary.
21433 * c-common.c (enum rid): Add RID_IMAGINARY.
21435 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21437 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21438 Patch by Richard Guenther.
21440 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21442 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21443 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21444 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21445 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21446 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21447 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21448 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21449 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21450 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21451 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21452 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21453 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21454 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21455 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21456 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21457 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21458 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21459 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21461 2009-05-02 Richard Guenther <rguenther@suse.de>
21463 PR tree-optimization/39940
21464 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21467 2009-05-02 Richard Guenther <rguenther@suse.de>
21469 PR middle-end/40001
21470 * tree-ssa.c (execute_update_addresses_taken): Properly check
21471 if we can mark a variable DECL_GIMPLE_REG_P.
21472 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21473 back to the end of the function.
21474 (is_gimple_reg_type): Remove complex type special casing.
21475 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21478 2009-05-02 Ben Elliston <bje@au.ibm.com>
21480 * doc/collect2.texi (Collect2): Document search path behaviour
21481 when configured with --with-ld.
21483 2009-05-02 Jan Hubicka <jh@suse.cz>
21485 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21486 parameter; update callers.
21487 (coalesce_cost_edge): EH edges are costier because they needs
21488 splitting even if not critical and even more costier when there are
21489 multiple EH predecestors.
21491 2009-05-02 Jan Hubicka <jh@suse.cz>
21493 * except.c (remove_eh_handler_and_replace): Handle updating after
21494 removing TRY blocks.
21496 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21498 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21500 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21502 * varasm.c: Do not include c-pragma.h.
21503 * attribs.c: Do not incude c-common.h.
21505 2009-05-01 Michael Matz <matz@suse.de>
21507 * calls.c (initialize_argument_information): Handle SSA names like
21508 decls with a non MEM_P DECL_RTL.
21510 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21512 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21513 * ipa-utils.c: Likewise.
21514 * ipa-type-escape.c: Likewise.
21515 * cgraphunit.c Do not include c-common.h.
21516 * ipa-pure-const.c: Likewise.
21517 * tree-if-conv.c: Likewise.
21518 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21519 * ipa-struct-reorg.c: Likewise.
21520 * tree-nomudflap.c: Likewise.
21521 * tree-ssa-structalias.c: Likewise.
21523 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21525 * store-motion.c: Many cleanups to make this pass a first-class
21526 citizen instead of an appendix to gcse load motion. Add TODO list
21527 to make this pass faster/cleaner/better.
21529 (struct ls_expr): Post gcse.c-split cleanups.
21530 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21531 "stores" field to "avail_stores".
21532 (pre_ldst_mems): Rename to store_motion_mems.
21533 (pre_ldst_table): Rename to store_motion_mems_table.
21534 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21535 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21536 (ldst_entry): Rename to st_expr_entry, update users.
21537 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21538 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21539 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21541 (first_ls_expr): Rename to first_st_expr, update users.
21542 (next_ls_expr): Rename to next_st_expr, update users.
21543 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21544 fields properly for store motion instead of names inherited from load
21546 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21547 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21550 (ae_kill): Rename to st_kill, update users.
21551 (ae_gen): Rename to st_avloc, update users.
21552 (transp): Rename to st_transp, update users.
21553 (pre_insert_map): Rename to st_insert_map, update users.
21554 (pre_delete_map): Rename to st_delete_map, update users.
21555 (insert_store, build_store_vectors, free_store_memory,
21556 one_store_motion_pass): Update for abovementioned changes.
21558 (gcse_subst_count, gcse_create_count): Remove.
21559 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21560 and "n_stores_created", local variables.
21562 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21565 (regvec, compute_store_table_current_insn): Remove.
21566 (reg_set_info, reg_clear_last_set): Remove.
21567 (compute_store_table): Use DF caches instead of local dataflow
21570 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21572 * c-objc-common.c (c_tree_printer): Print identifiers with
21573 pp_identifier, not pp_string. Mark "({anonymous})" for
21575 * c-pretty-print.c (pp_c_ws_string): New.
21576 (pp_c_cv_qualifier, pp_c_type_specifier,
21577 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21578 pp_c_storage_class_specifier, pp_c_function_specifier,
21579 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21580 pp_c_primary_expression, pp_c_postfix_expression,
21581 pp_c_unary_expression, pp_c_shift_expression,
21582 pp_c_relational_expression, pp_c_equality_expression,
21583 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21584 use pp_string and pp_c_ws_string in place of pp_identifier and
21585 pp_c_identifier for non-identifiers. Mark English strings for
21587 * c-pretty-print.h (pp_c_ws_string): Declare.
21589 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21590 Roland McGrath <roland@redhat.com>
21592 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21593 (ENABLE_LD_BUILDID): New configuration option.
21594 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21595 (LINK_BUILDID_SPEC): New macro.
21596 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21598 * doc/install.texi: Document --enable-linker-build-id option.
21599 * configure: Rebuild.
21600 * config.in: Rebuild.
21602 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21604 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21605 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21606 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21607 MIPS_GP_SAVE_AREA_SIZE.
21608 * config/mips/mips.c (struct mips_frame_info): Update comment
21609 before arg_pointer_offset and hard_frame_pointer_offset.
21610 (mips_compute_frame_info): Update diagram before function: to
21611 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21612 indicate the position of frame_pointer_rtx with -fstack-protector and
21613 to show args_size. Don't allocate cprestore area for leaf functions
21614 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21616 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21618 2009-04-30 Michael Matz <matz@suse.de>
21620 PR tree-optimization/39955
21621 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21623 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21625 * ira.c (setup_cover_and_important_classes): Use safe macro
21626 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21628 * genpreds.c (write_tm_preds_h): Output suitable definition of
21629 REG_CLASS_FOR_CONSTRAINT.
21631 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21633 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21635 * bitmap.c (bitmap_descriptor): Likewise.
21636 * ggc-common.c (loc_descriptor): Likewise.
21637 * varray.c (varray_descriptor): Likewise.
21638 * vec.c (vec_descriptor): Likewise.
21640 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21642 * Makefile.in (dce.o): Add $(EXCEPT_H).
21643 * dce.c: Include except.h and delete redundant vector definitions.
21644 (deletable_insn_p): Return false for non-call insns that can throw
21647 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21649 * gcse.c (ae_gen): Remove.
21650 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21651 and make non-static function to make it available in store-motion.c.
21652 Update call sites with search-and-replace.
21653 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21654 extract_mentioned_regs, extract_mentioned_regs_helper,
21655 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21656 store_killed_in_insn, store_killed_after, store_killed_before,
21657 build_store_vectors, insert_insn_start_basic_block, insert-store,
21658 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21659 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21660 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21661 * store-motion.c: ...new file. Also copy data structures from gcse.c
21662 and clean up to remove parts not used by store motion.
21663 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21664 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21666 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21669 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21670 when optimizing for size.
21672 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21674 * gcse.c (gcse_constant_p): Fix typo in last change.
21676 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21678 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21680 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21682 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21684 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21686 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21687 CONST_HIGH_PART result.
21689 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21691 * config/avr/avr.c (initial_elimination_offset): Rename to
21692 avr_initial_elimination_offset.
21693 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21694 change return type to bool.
21695 (avr_can_eliminate): New function.
21696 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21697 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21698 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21699 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21700 avr_initial_elimination_offset.
21701 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21702 (avr_initial_elimination_offset): Define.
21704 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21705 Steven Bosscher <steven@gcc.gnu.org>
21707 PR rtl-optimization/39938
21708 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21709 * cfgrtl.c: Include insn-attr.h.
21710 (rest_of_pass_free_cfg): New function.
21711 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21712 * resource.c (init_resource_info): Remove call to df_analyze.
21714 2009-04-29 Richard Guenther <rguenther@suse.de>
21717 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21718 allow conversion to signed integers.
21720 2009-04-29 Richard Guenther <rguenther@suse.de>
21722 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21723 shifts of floating point vectors if the shift amount is
21724 a constant multiple of the element size.
21726 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21727 Michael Matz <matz@suse.de>
21729 PR middle-end/39927
21731 * tree-outof-ssa.c (emit_partition_copy): New function.
21732 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21733 insert_part_to_rtx_on_edge): Perform the partition base var
21734 copy using emit_partition_copy.
21735 (insert_value_copy_on_edge): Convert constants to the right mode.
21736 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21737 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21739 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21741 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21742 scan backwards to try to find a constant to initialize it.
21744 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21745 insn before the loop_end instruction, don't look past labels.
21747 2009-04-29 Richard Guenther <rguenther@suse.de>
21749 PR middle-end/39937
21750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21751 loose type conversions.
21752 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21753 stmts only if there are no uses of its definition.
21755 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21757 * config/bfin/bfin.h (splitting_loops): Declare.
21758 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21759 Reorder bit definitions to be ascending.
21760 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21761 * config/bfin/bfin.c (splitting_loops): New variable.
21762 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21763 (struct loop_info): Remove members INIT and LOOP_INIT.
21764 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21765 the LSETUP sequence. Allow LC to be loaded from any register, but
21766 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21767 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21769 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21770 of reload_completed.
21773 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21775 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21777 * Makefile.in (PLUGIN_VERSION_H): New.
21778 (OBJS-common): Remove plugin-version.o.
21779 (plugin.o): Depend on (PLUGIN_VERSION_H).
21780 (plugin-version.o): Remove.
21781 * configure: Regenerate
21782 * configure.ac: Create plugin-version.h.
21783 * gcc-plugin.h (plugin_gcc_version): Remove.
21784 (plugin_default_version_check): Change signature.
21785 * plugin-version.c: Remove.
21786 * plugin.c: Include plugin-version.h.
21787 (str_plugin_gcc_version_name): Remove.
21788 (try_init_one_plugin): Pass gcc version to plugin_init.
21789 (plugin_default_version_check): Both gcc and plugin versions are now
21792 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21794 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21795 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21796 Remove special case testing for last insn of inner loops. Don't fail
21797 if the loop ends with a jump, emit an extra nop instead.
21799 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21800 DREGS rather than comparing directly. Remove code that tries to
21801 account for latencies.
21803 2009-04-29 Richard Guenther <rguenther@suse.de>
21805 PR tree-optimization/39941
21806 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21807 eliminating an indirect call.
21809 2009-04-29 Richard Guenther <rguenther@suse.de>
21811 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21812 parameter. Allow invariants as base if !require_lvalue.
21813 (verify_gimple_assign_single): Adjust.
21815 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21817 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21818 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21819 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21820 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21821 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21823 * config/bfin/bfin.c (bfin_expand_builtin,
21824 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21826 2009-04-28 Richard Guenther <rguenther@suse.de>
21828 * tree-vect-loop.c (get_initial_def_for_induction): Use
21829 correct types for pointer increment.
21831 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21833 * toplev.c (print_version): Update GMP version string calculation.
21835 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21837 PR rtl-optimization/39938
21838 * resource.c (init_resource_info): Add call to df_analyze.
21840 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21842 * config/alpha/alpha.md (usegp): Cast the result of
21843 alpha_find_lo_sum_using_gp to enum attr_usegp.
21844 * config/alpha/alpha.c (override_options): Remove end-of-structure
21845 marker element from cpu_table. Use array size of cpu_table to handle
21846 -mcpu and -mtune options.
21847 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21849 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21851 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21852 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21853 tune_32 and tune_64.
21854 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21855 support on PowerPC.
21856 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21857 * config/rs6000/option-defaults.h: ... here. New file.
21858 (OPT_64, OPT_32): Define.
21859 (MASK_64BIT): Define to 0 if not already defined.
21860 (OPT_ARCH64, OPT_ARCH32): Define.
21861 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21864 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21866 * config/arm/arm.c (arm_override_options): Emit error on using
21869 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21871 PR rtl-optimization/39914
21872 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21873 registers for allocnos created from user-defined variables only
21874 when not optimizing.
21876 2009-04-28 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/39937
21879 * fold-const.c (fold_binary): Use distribute_real_division only
21882 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21884 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21885 add hpux-stdint.h to tm_file.
21886 (hppa[12]*-*-hpux11*): Ditto.
21887 (ia64*-*-hpux*): Ditto.
21888 * config/hpux-stdint.h: New.
21889 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21890 __STDC_EXT__ for all compiles.
21891 * config/pa/pa-hpux.h: Ditto.
21892 * config/pa/pa-hpux10.h: Ditto.
21893 * config/pa/pa-hpux11.h: Ditto.
21895 2009-04-28 Catherine Moore <clm@codesourcery.com>
21897 * debug.h (set_name): Add comment.
21899 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21902 * config/darwin.c (machopic_gen_offset): Check
21903 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21904 * config/arm/arm.c (require_pic_register): Likewise.
21906 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21908 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21909 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21910 m32c_promote_prototypes): Delete.
21912 2009-04-28 Michael Matz <matz@suse.de>
21914 PR middle-end/39922
21915 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21918 2009-04-28 Richard Guenther <rguenther@suse.de>
21920 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21922 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21924 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21925 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21926 * config/arm/arm-tune.md: Regenerate.
21928 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21930 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21931 block if there are complex incoming edges.
21932 (sel_merge_blocks): Remove useless assert.
21933 (sel_redirect_edge_and_branch): Check that edge was redirected.
21934 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21935 (sel_find_rgns): Delete declaration.
21936 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21937 the region when it is not a preheader.
21939 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21942 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21944 2009-04-28 Richard Guenther <rguenther@suse.de>
21946 * tree.h (SSA_NAME_VALUE): Remove.
21947 (struct tree_ssa_name): Remove value_handle member.
21948 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21949 array for jump threading.
21950 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21952 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21953 * tree-flow.h (threadedge_initialize_values): Declare.
21954 (threadedge_finalize_values): Likewise.
21955 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21956 (SSA_NAME_VALUE): Define.
21957 (threadedge_initialize_values): New function.
21958 (threadedge_finalize_values): Likewise.
21959 * tree-ssa-dom.c (ssa_name_values): New global variable.
21960 (SSA_NAME_VALUE): Define.
21961 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21963 2009-04-28 Ira Rosen <irar@il.ibm.com>
21965 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21966 Use REPORT_VECTORIZED_LOCATIONS instead
21967 REPORT_VECTORIZED_LOOPS.
21968 * tree-vectorizer.c (vect_verbosity_level): Make static.
21969 (vect_loop_location): Rename to vect_location.
21970 (vect_set_verbosity_level): Update comment.
21971 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21973 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21974 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21975 instead REPORT_UNVECTORIZED_LOOPS.
21976 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21977 and vect_loop_def to vect_external_def and vect_internal_def.
21978 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21979 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21980 REPORT_UNVECTORIZED_LOCATIONS.
21981 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21982 and vect_used_in_loop and to vect_unused_in_scope and
21983 vect_used_in_scope.
21984 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21985 (vect_verbosity_level): Remove declaration.
21986 (vect_analyze_operations): Likewise.
21987 (vect_analyze_stmt): Declare.
21988 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21989 REPORT_UNVECTORIZED_LOCATIONS.
21990 (vect_get_loop_niters): Fix indentation.
21991 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21992 (vect_analyze_loop_operations): New function.
21993 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21994 vect_analyze_operations.
21995 (vect_is_simple_reduction): Use new names.
21996 (vectorizable_live_operation, vect_transform_loop): Likewise.
21997 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21998 to specify whether the data references can be a part of interleaving
22000 (vect_analyze_data_ref_dependence): Use new names.
22001 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22002 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22003 * tree-vect-patterns.c (widened_name_p): Use new names.
22004 (vect_recog_dot_prod_pattern): Likewise.
22005 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22006 (process_use, vect_mark_stmts_to_be_vectorized,
22007 vect_model_simple_cost, vect_model_store_cost,
22008 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22009 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22010 vectorizable_operation, vectorizable_type_demotion,
22011 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22012 vectorizable_condition): Likewise.
22013 (vect_analyze_operations): Split into vect_analyze_loop_operations
22015 (vect_analyze_stmt): ... new function.
22016 (new_stmt_vec_info): Use new names.
22017 (vect_is_simple_use): Use new names and fix comment.
22018 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22019 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22021 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22024 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22025 and integer modes for x87 operands. Do not ICE for unsupported size,
22026 generate error instead. Generate error for unsupported operand types.
22027 ['z']: Do not handle HImode memory operands specially. Warning
22028 for floating-point operands. Fallthru to 'Z' for unsupported operand
22029 types. Do not ICE for unsupported size, generate error instead.
22030 (output_387_binary_op): Use %Z to output operands.
22031 (output_fp_compare): Ditto.
22032 (output_387_reg_move): Ditto.
22034 2009-04-28 Ben Elliston <bje@au.ibm.com>
22039 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22041 * builtins.c (c_strlen): Do not warn here.
22042 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22043 * c-common.c (pointer_int_sum): Take an explicit location.
22044 Warn about offsets out of bounds.
22045 * c-common.h (pointer_int_sum): Adjust declaration.
22047 2009-04-27 Ian Lance Taylor <iant@google.com>
22049 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22051 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22052 * df-core.c (df_set_flags): Change return type to int. Change
22053 type of old_flags to int.
22054 (df_clear_flags): Likewise.
22055 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22056 (df_get_conditional_uses): Likewise.
22057 * df.h (df_set_flags, df_clear_flags): Update declarations.
22058 * dwarf2out.c (struct indirect_string_node): Change type of form
22059 field to enum dwarf_form.
22060 (AT_string_form): Change return type to enum dwarf_form.
22061 * fixed-value.c (fixed_compare): Add cast to enum type.
22062 * fwprop.c (update_df): Change 0 to VOIDmode.
22063 * gensupport.c: Change 0 to UNKNOWN.
22064 * gimple.h (gimple_cond_code): Add cast to enum type.
22065 * haifa-sched.c (reemit_notes): Add cast to enum type.
22066 * hooks.c (hook_int_void_no_regs): Remove function.
22067 * hooks.h (hook_int_void_no_regs): Remove declaration.
22068 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22069 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22070 * real.c (real_arithmetic): Add cast to enum type.
22071 (real_compare): Likewise.
22072 * target.h (struct gcc_target): Change return type of
22073 branch_target_register_class to enum reg_class.
22074 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22075 default_branch_target_register_class.
22076 * targhooks.c (default_branch_target_register_class): New function.
22077 * targhooks.h (default_branch_target_register_class): Declare.
22078 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22079 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22081 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22083 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22084 vect_uninitialized_def. Change 0 to ERROR_MARK.
22085 * tree-vect-stmts.c (supportable_widening_operation): Don't
22086 initialize icode1 and icode2.
22087 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22088 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22090 (cmn_err_flag_specs): Change 0 to STD_C89.
22091 (cmn_err_char_table): Likewise.
22092 * config/arm/arm.c (get_arm_condition_code): Change type of code
22093 to enum arm_cond_code.
22094 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22095 (IWMMXT_BUILTIN2): Likewise.
22096 (neon_builtin_type_bits): Don't define typedef.
22097 (neon_builtin_datum): Change type of bits field to int.
22098 (arm_expand_neon_args): Add cast to enum type.
22099 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22101 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22102 casts to enum type.
22103 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22105 * config/mips/mips.md (jal_macro): Return enum constant.
22106 (single_insn): Likewise.
22107 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22109 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22110 casts to enum type.
22111 * config/s390/s390.c (s390_tune_flags): Change type to int.
22112 (s390_arch_flags): Likewise.
22113 (s390_handle_arch_option): Change flags field of struct pta to int.
22114 * config/s390/s390.h (s390_tune_flags): Update declaration.
22115 (s390_arch_flags): Likewise.
22116 * config/sh/sh.c (prepare_move_operands): Compare
22117 tls_symbolic_operand result with enum constant.
22118 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22119 (sh_expand_prologue): Add cast to enum type.
22120 (sh_expand_epilogue): Likewise.
22121 (tls_symbolic_operand): Change return type to enum tls_model.
22122 (fpscr_set_from_mem): Add cast to enum type.
22123 (legitimize_pic_address): Compare tls_symbolic_operand result with
22125 (sh_target_reg_class): Change return type to enum reg_class.
22126 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22128 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22129 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22130 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22131 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22132 (delayed_branch, tls_call_delay): Likewise.
22133 (eligible_for_sibcall_delay): Likewise.
22134 (eligible_for_return_delay): Likewise.
22135 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22136 (spu_expand_builtin_1): Likewise.
22138 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22139 for all types of conversions.
22140 (output_init_element): Issue -Wc++-compat warning if needed when
22141 initializing a bitfield with enum type.
22142 * c-parser.c (c_parser_expression): Set original_type to
22143 original_type of right hand operand of comma operator.
22145 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22147 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22149 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22150 * doc/cpp.texi (Standard Predefined Macros)
22151 (Implementation-defined behavior): Likewise.
22152 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22153 * doc/gimple.texi (GIMPLE Exception Handling)
22154 (@code{GIMPLE_ASSIGN}): Likewise.
22155 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22156 * doc/invoke.texi (Warning Options, Optimize Options)
22157 (AVR Options, Darwin Options): Likewise.
22158 (Optimize Options): Reformulate -fwhole-program description.
22159 * doc/loop.texi (Lambda): Likewise.
22160 * doc/md.texi (Output Template, Define Constraints)
22161 (Standard Names, Insn Splitting): Likewise.
22162 * doc/options.texi (Option properties): Likewise.
22163 * doc/passes.texi (Tree-SSA passes): Likewise.
22164 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22165 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22166 (File Names and DBX): Likewise.
22167 * doc/trouble.texi (Incompatibilities): Likewise.
22169 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22171 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22172 instruction is correct.
22174 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22176 Allow non-constant arguments to conversion intrinsics.
22177 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22178 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22179 * spu.c (print_operand): Handle 'v' and 'w'.
22180 (exp2_immediate_p, spu_gen_exp2): Define.
22181 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22182 spu_convtf_1): Update parameter descriptions.
22183 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22184 * constraints.md ('v', 'w'): New.
22185 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22187 (i2f, I2F): New define_mode_attr.
22188 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22189 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22190 fixuns_truncv4sfv4si2): Update to use mode attribute.
22191 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22192 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22193 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22194 patterns for combine.
22196 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22198 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22199 (cprop, hoist, pre, store_motion): New debug counters.
22200 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22201 is not an RTL pass anymore.
22202 (pass_profiling): Remove extern decl for pass removed in 2005.
22203 (pass_gcse, pass_jump_bypass): Remove.
22204 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22205 to 0 for clean state.
22206 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22207 * cse.c (gate_handle_cse_after_global_opts,
22208 rest_of_handle_cse_after_global_opts): New functions.
22209 (pass_cse_after_global_opts): New pass, does local CSE.
22210 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22211 (TV_CPROP): New timevar.
22212 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22213 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22214 (gcse_main, recompute_all_luids): Remove.
22215 (compute_hash_table_work): Call max_reg_num instead of reading
22217 (cprop_jump): Don't set run_jump_opt_after_gcse.
22218 (constprop_register): Always allow to alter jumps.
22219 (cprop_insn): Likewise.
22220 (do_local_cprop): Likewise.
22221 (local_cprop_pass): Likewise. Return non-zero if something changed.
22222 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22223 (find_implicit_sets): Add note about missed optimization opportunity.
22224 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22225 pass_rtl_cprop execute function.
22226 Don't bother tracking the pass number, each pass gets its own dumpfile
22228 Always allow to alter jumpsand bypass jumps.
22229 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22230 will just find no suitable set.
22231 (pre_edge_insert): Fix dumping, this function is for PRE only.
22232 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22233 pass_rtl_pre execute function.
22234 (hoist_code): Return non-zero if something changed. Keep track of
22235 substitutions and insertions for statistics gathering similar to PRE.
22236 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22237 called from the pass_rtl_hoist execute function. Show pass statistics.
22238 (compute_store_table): Use max_reg_num directly instead of using the
22239 formerly global max_gcse_regno.
22240 (build_store_vectors): Likewise.
22241 (replace_store_insn): Fix dumping.
22242 (store_motion): Rename to ...
22243 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22244 pass, called from the pass_rtl_store_motion execute function. Keep
22245 track of substitutions and insertions for statistics gathering similar
22247 (bypass_jumps): Remove, fold interesting bits into ...
22248 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22249 from the pass_rtl_cprop execute function.
22250 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22251 pass_jump_bypass): Remove.
22252 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22253 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22254 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22255 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22256 (gate_rtl_store_motion, execute_rtl_store_motion,
22257 pass_rtl_store_motion): New.
22258 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22259 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22260 * passes.c (init_optimization_passes): Remove pass_gcse and
22261 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22262 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22263 instead of pass_jump_bypass.
22265 2009-04-27 Richard Guenther <rguenther@suse.de>
22267 PR middle-end/39928
22268 * gimplify.c (gimplify_expr): If we are required to create
22269 a temporary make sure it ends up as register.
22271 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22274 * config/i386/i386.c (construct_container): Don't call
22275 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22276 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22278 2009-04-27 Michael Matz <matz@suse.de>
22280 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22281 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22282 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22283 (dump_replaceable_exprs): Take a bitmap.
22284 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22286 (expand_gimple_basic_block): Likewise.
22287 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22288 replaceable_expressions member a bitmap.
22289 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22290 (mark_replaceable): Likewise.
22291 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22292 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22294 2009-04-27 Richard Guenther <rguenther@suse.de>
22296 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22297 (verify_stmts): Dispatch to gimple/type verification code.
22298 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22299 issue with call argument types.
22301 2009-04-27 Michael Matz <matz@suse.de>
22303 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22304 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22307 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22308 Eric Botcazou <ebotcazou@adacore.com>
22310 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22311 a label's basic block.
22312 (mark_target_live_regs): Tidy and rework obsolete comments.
22313 Change back DF problem to LIVE. If a label starts a basic block,
22314 assume that all registers that used to be live then still are.
22315 (init_resource_info): If a label starts a basic block, set its
22316 BLOCK_FOR_INSN accordingly.
22317 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22319 2009-04-27 Richard Guenther <rguenther@suse.de>
22321 * tree-flow-inline.h (function_ann): Remove.
22322 (get_function_ann): Likewise.
22323 * tree-dfa.c (create_function_ann): Remove.
22324 * tree-flow.h (struct static_var_ann_d): Remove.
22325 (struct function_ann_d): Likewise.
22326 (union tree_ann_d): Remove fdecl member.
22327 (function_ann_t): Remove.
22328 (function_ann, get_function_ann, create_function_ann): Remove
22331 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22333 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22335 2009-04-27 Jan Hubicka <jh@suse.cz>
22337 * ipa-pure-const.c (struct funct_state_d): New fields
22338 state_previously_known, looping_previously_known; remove
22339 state_set_in_source.
22340 (analyze_function): Use new fields.
22341 (propagate): Avoid assumption that state_set_in_source imply
22344 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22345 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22346 * cfgloop.h (finite_loop_p): Declare.
22348 2009-04-26 Michael Matz <matz@suse.de>
22350 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22352 2009-04-26 Michael Matz <matz@suse.de>
22354 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22355 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22356 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22357 pass_mark_used_blocks): Remove.
22358 * tree-optimize.c (pass_free_datastructures,
22359 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22360 * passes.c (init_optimization_passes): Don't call
22361 pass_mark_used_blocks, remove dead code.
22363 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22365 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22366 * tree-ssa-live.h (register_ssa_partition): Likewise.
22368 2009-04-26 Michael Matz <matz@suse.de>
22371 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22372 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22373 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22375 (compare_pairs): Swap cost comparison.
22376 (coalesce_ssa_name): Don't use change_partition_var.
22377 * tree-nrv.c (struct nrv_data): Add modified member.
22378 (finalize_nrv_r): Set it.
22379 (tree_nrv): Use it to update statements.
22380 (pass_nrv): Require PROP_ssa.
22381 * tree-mudflap.c (mf_decl_cache_locals,
22382 mf_build_check_statement_for): Use make_rename_temp.
22383 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22384 * alias.c (find_base_decl): Handle SSA names.
22385 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22386 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22387 * rtl.h (set_reg_attrs_for_parm): Declare.
22388 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22389 to "optimized", remove unused locals at finish.
22390 (execute_free_datastructures): Make global, call
22391 delete_tree_cfg_annotations.
22392 (execute_free_cfg_annotations): Don't call
22393 delete_tree_cfg_annotations.
22395 * ssaexpand.h: New file.
22396 * expr.c (toplevel): Include ssaexpand.h.
22397 (expand_assignment): Handle SSA names the same as register variables.
22398 (expand_expr_real_1): Expand SSA names.
22399 * cfgexpand.c (toplevel): Include ssaexpand.h.
22400 (SA): New global variable.
22401 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22402 (SSAVAR): New macro.
22403 (set_rtl): New helper function.
22404 (add_stack_var): Deal with SSA names, use set_rtl.
22405 (expand_one_stack_var_at): Likewise.
22406 (expand_one_stack_var): Deal with SSA names.
22407 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22408 before unique numbers.
22409 (expand_stack_vars): Use set_rtl.
22410 (expand_one_var): Accept SSA names, add asserts for them, feed them
22411 to above subroutines.
22412 (expand_used_vars): Expand all partitions (without default defs),
22413 then only the local decls (ignoring those expanded already).
22414 (expand_gimple_cond): Remove edges when jumpif() expands an
22415 unconditional jump.
22416 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22417 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22419 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22420 members of SA; deal with PARM_DECL partitions here; expand
22421 all PHI nodes, free tree datastructures and SA. Commit instructions
22422 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22423 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22424 info and statements at start, collect garbage at finish.
22425 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22426 (VAR_ANN_PARTITION) Remove.
22427 (change_partition_var): Don't declare.
22428 (partition_to_var): Always return SSA names.
22429 (var_to_partition): Only accept SSA names.
22430 (register_ssa_partition): Only check argument.
22431 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22433 (delete_var_map): Don't free it.
22434 (var_union): Only accept SSA names, simplify.
22435 (partition_view_init): Mark only useful SSA names as used.
22436 (partition_view_fini): Only deal with SSA names.
22437 (change_partition_var): Remove.
22438 (dump_var_map): Use ssa_name instead of partition_to_var member.
22439 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22441 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22442 (struct _elim_graph): New member const_dests; nodes member vector of
22444 (set_location_for_edge): New static helper.
22445 (create_temp): Remove.
22446 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22447 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22448 (new_elim_graph): Allocate const_dests member.
22449 (clean_elim_graph): Truncate const_dests member.
22450 (delete_elim_graph): Free const_dests member.
22451 (elim_graph_size): Adapt to new type of nodes member.
22452 (elim_graph_add_node): Likewise.
22453 (eliminate_name): Likewise.
22454 (eliminate_build): Don't take basic block argument, deal only with
22455 partition numbers, not variables.
22456 (get_temp_reg): New static helper.
22457 (elim_create): Use it, deal with RTL temporaries instead of trees.
22458 (eliminate_phi): Adjust all calls to new signature.
22459 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22460 (rewrite_trees): Only do checking.
22461 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22462 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22463 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22464 contains_tree_r, MAX_STMTS_IN_LATCH,
22465 process_single_block_loop_latch, analyze_edges_for_bb,
22466 perform_edge_inserts): Remove.
22467 (expand_phi_nodes): New global function.
22468 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22469 functions, initialize new parameter, remember partitions having a
22471 (finish_out_of_ssa): New global function.
22472 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22473 don't reset in_ssa_p here, don't disable TER when mudflap.
22474 (pass_del_ssa): Remove.
22475 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22477 (execute_free_datastructures): Declare.
22478 * Makefile.in (SSAEXPAND_H): New variable.
22479 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22480 * basic-block.h (commit_one_edge_insertion): Declare.
22481 * passes.c (init_optimization_passes): Move pass_nrv and
22482 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22483 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22484 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22485 (redirect_branch_edge): Deal with super block when expanding, split
22486 out jump patching itself into ...
22487 (patch_jump_insn): ... here, new static helper.
22489 2009-04-26 Michael Matz <matz@suse.de>
22491 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22492 beyond num_ssa_names.
22493 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22494 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22496 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22498 PR inline-asm/39543
22499 * fwprop.c (forward_propagate_asm): New function.
22500 (forward_propagate_and_simplify): Propagate also into __asm, if it
22501 doesn't increase the number of referenced registers.
22504 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22506 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22508 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22509 note_nonlocal_vla_type for nonlocal VLAs.
22510 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22511 contains_remapped_vars, remap_vla_decls): New functions.
22512 (convert_nonlocal_reference_stmt): If not optimizing, call
22513 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22514 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22515 if it wasn't found in var_map.
22516 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22517 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22518 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22520 * gimplify.c (nonlocal_vlas): New variable.
22521 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22523 (gimplify_body): Create and destroy nonlocal_vlas.
22525 * dwarf2out.c (loc_descr_plus_const): New function.
22526 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22527 mem_loc_descriptor, loc_descriptor_from_tree_1,
22528 descr_info_loc, gen_variable_die): Use it.
22530 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22531 !TREE_STATIC VAR_DECLs.
22532 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22533 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22534 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22535 DECL_BY_REFERENCE is valid.
22536 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22537 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22538 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22539 Copy DECL_BY_REFERENCE.
22540 (struct nesting_copy_body_data): New type.
22541 (nesting_copy_decl): New function.
22542 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22543 if they have variable length.
22545 2009-04-26 Michael Matz <matz@suse.de>
22547 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22548 mark new temporaries for renaming.
22550 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22553 * c-decl.c (global_bindings_p): Return negative value.
22554 (c_variable_size): New. Based on variable_size from
22556 (grokdeclarator): Call c_variable_size not variable_size.
22558 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22560 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22562 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22564 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22565 Redefine it to just use mingw/include.
22566 (ASM_SPEC): Rules for -m32 and -m64.
22567 (LINK_SPEC): Use Likewise.
22568 (SPEC_32): New define.
22569 (SPEC_64): Likewise.
22570 (SUB_LINK_SPEC): Likewise.
22571 (MULTILIB_DEFAULTS): New define.
22572 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22573 Add multilib options.
22574 (MULTILIB_DIRNAMES): Likewise.
22575 (MULTILIB_OSDIRNAMES): Likewise.
22576 (LIBGCC): Likewise.
22577 (INSTALL_LIBGCC): Likewise.
22579 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22582 * c-tree.h (enum c_inline_static_type): New.
22583 (record_inline_static): Declare.
22584 * c-decl.c (struct c_inline_static, c_inline_statics,
22585 record_inline_static, check_inline_statics): New.
22586 (pop_file_scope): Call check_inline_statics.
22587 (start_decl): Call record_inline_static instead of pedwarning
22588 directly for static in inline function.
22589 * c-typeck.c (build_external_ref): Call record_inline_static
22590 instead of pedwarning directly for static referenced in inline
22593 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22595 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22596 not new but only being rescanned.
22597 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22598 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22599 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22600 record_set_info, compute_set, grealloc): Remove.
22601 (recompute_all_luids): New function.
22602 (gcse_main): Don't compute sets, and don't do related memory
22603 allocations/free-ing. If something changed before the end of the
22604 pass, update LUIDs using recompute_all_luids.
22605 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22606 (free_gcse_mem): Don't free it either.
22607 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22608 Use the df insn LUIDs.
22609 (load_killed_in_block): Likewise.
22610 (compute_hash_table_work): Don't compute reg_set_in_block.
22611 (compute_transp): Use DF_REG_DEF_CHAINs.
22612 (local_cprop_pass): Don't use compute_sets and related functions.
22613 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22614 Use get_max_uid() instead of max_cuid.
22615 (insert_insn_end_basic_block, pre_insert_copy_insn,
22616 update_ld_motion_stores): Don't try to
22617 keep reg_set tables up to date.
22618 (pre_insert_copies): Use df insn LUIDs.
22619 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22620 (reg_set_info): Don't use extra bitmap argument.
22621 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22622 information to compute regs_set_in_block.
22623 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22624 (bypass_jumps): Don't use compute_sets and friends.
22626 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22629 * opts.c (undocumented_msg): Do not leave blank even with
22632 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22634 * c-decl.c (build_enumerator): Allow values folding to integer
22635 constants but not integer constant expressions with a pedwarn if
22638 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22641 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22642 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22643 type is an integer constant.
22645 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22648 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22651 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22654 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22655 with variably modified return type and no storage class
22656 specifiers, except for the case of nested functions. Distinguish
22657 extern declarations of functions with variably modified return
22658 types from those of objects with variably modified types.
22660 2009-04-25 Jan Hubicka <jh@suse.cz>
22662 * tree.c (list_equal_p): New function.
22663 * tree.h (list_equal_p): Declare.
22664 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22665 basic_block_def, basic_block, const_basic_block): New.
22666 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22667 (redirect_eh_edge): New function.
22668 (make_eh_edge_update_phi): EH edges are not abnormal.
22669 * except.c: Include tree-flow.h.
22670 (list_match): New function.
22671 (eh_region_replaceable_by_p): New function.
22672 (replace_region): New function.
22673 (hash_type_list): New function.
22674 (hash_eh_region): New function.
22675 (eh_regions_equal_p): New function.
22676 (merge_peers): New function.
22677 (remove_unreachable_regions): Verify EH tree when checking;
22679 (copy_eh_region_1): New function.
22680 (copy_eh_region): New function.
22681 (push_reachable_handler): New function.
22682 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22683 regions without label but with live RESX.
22684 * except.h (redirect_eh_edge_to_label): New.
22685 * tree-flow.h (redirect_eh_edge): New.
22686 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22687 basic_block_def, basic_block, const_basic_block): Remove.
22688 * Makefile.in (except.o): Add dependency on tree-flow.h
22689 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22690 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22693 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22696 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22697 on the destination of memcpy.
22699 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22701 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22702 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22703 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22705 2009-04-25 Jan Hubicka <jh@suse.cz>
22707 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22708 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22709 to be reached by different label than left.
22710 (update_eh_edges): Update comment; remove edge_to_remove if possible
22711 and return true if suceeded.
22712 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22713 (cleanup_eh): Compute sharing map.
22714 * except.c (remove_eh_handler_and_replace): Add argument if we should
22716 (remove_unreachable_regions): Update for label sharing.
22717 (label_to_region_map): Likewise.
22718 (get_next_region_sharing_label): New function.
22719 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22721 (remove_eh_handler): Update.
22722 (remove_eh_region_and_replace_by_outer_of): New function.
22723 * except.h (struct eh_region): Add next_region_sharing_label.
22724 (remove_eh_region_and_replace_by_outer_of,
22725 get_next_region_sharing_label): Declare.
22726 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22728 2009-04-25 Jan Hubicka <jh@suse.cz>
22730 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22731 insert code even if they are not critical.
22733 2009-04-25 Jan Hubicka <jh@suse.cz>
22735 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22736 (gimple_can_remove_branch_p): EH edges won't remove branch by
22738 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22739 updating of non-abnormal EH edges.
22740 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22741 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22742 (split_critical_edges): Split also edges where emitting code on them
22743 will lead to splitting later.
22745 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22746 H.J. Lu <hongjiu.lu@intel.com>
22749 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22750 the configured assembler supports fildq and fistpq mnemonics.
22751 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22752 * configure: Regenerated.
22753 * config.in: Ditto.
22755 * config/i386/i386.c (print_operand): Handle 'Z'.
22756 ['z']: Remove handling of special fild/fist suffixes.
22757 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22758 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22759 suffix of fild insn.
22760 (*floatsi<mode>2_vector_mixed): Ditto.
22761 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22762 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22763 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22764 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22765 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22767 2009-04-25 Ben Elliston <bje@au.ibm.com>
22769 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22770 the source of a set operation.
22772 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22774 * target.h (struct gcc_target): Add case_values_threshold field.
22775 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22776 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22777 * targhooks.c (default_case_values_threshold): New function.
22778 * targhooks.h (default_case_values_threshold): Declare function.
22779 * stmt.c (expand_case): Use case_values_threshold target hook.
22780 * expr.h (case_values_threshold): Remove declartation.
22781 * expr.c (case_values_threshold): Remove function.
22782 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22784 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22785 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22786 (avr_case_values_threshold): Declare as static.
22787 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22789 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22790 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22791 (mn10300_case_values_threshold): New function.
22793 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22795 * ira.c (setup_cover_and_important_classes): Add enum cast.
22797 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22799 * genpreds.c (write_enum_constraint_num): Output definition of
22800 CONSTRAINT_NUM_DEFINED_P macro.
22801 * ira.c (setup_cover_and_important_classes): Use
22802 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22804 2009-04-24 DJ Delorie <dj@redhat.com>
22806 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22807 __SH2A_SINGLE_ONLY__ also.
22809 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22811 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22812 (movdf_internal): Ditto.
22813 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22814 SFmode and DFmode constants.
22815 (ia64_print_operand): Add 'G' format for printing
22816 floating point constants.
22818 2009-04-24 Richard Guenther <rguenther@suse.de>
22820 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22821 from unsigned additions.
22823 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22825 * c-typeck.c (set_init_index): Allow array designators that are
22826 not integer constant expressions with a pedwarn if pedantic.
22828 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22830 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22831 zero if no overlap in nonzero bits between the operands.
22833 2009-04-24 Ian Lance Taylor <iant@google.com>
22835 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22836 (record_dead_and_set_regs): Likewise.
22837 * df.h (struct df_mw_hardreg): Change flags field to int.
22838 (struct df_base_ref): Likewise.
22839 (struct df): Change changeable_flags field to int.
22840 * df-scan.c (df_defs_record): Change clobber_flags to int.
22841 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22842 constants rather than #define macros.
22843 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22844 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22845 (enum dwarf_calling_convention): Likewise.
22846 (enum dwarf_line_number_x_ops): Likewise.
22847 (enum dwarf_call_frame_info): Likewise.
22848 (enum dwarf_source_language): Likewise.
22849 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22850 (add_calling_convention_attribute): Likewise.
22851 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22852 (combine_comparisons): Change compcode to int. Add cast to enum type.
22853 * genrecog.c (maybe_both_true_2): Change c to int.
22854 (write_switch): Likewise. Add cast to enum type.
22855 * gimplify.c (gimplify_omp_for): Handle return values from
22856 gimplify_expr using MIN rather than bitwise or.
22857 (gimplify_expr): Add cast to enum type.
22858 * ipa-prop.c (update_jump_functions_after_inlining): Change
22859 IPA_BOTTOM to IPA_JF_UNKNOWN.
22860 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22861 Add casts to enum type.
22862 (setup_cover_and_important_classes): Change cl to int. Add casts
22864 (setup_class_translate): Change cl and mode to int.
22865 (ira_init_once): Change mode to int.
22866 (free_register_move_costs): Likewise.
22867 (setup_prohibited_mode_move_regs): Add casts to enum type.
22868 * langhooks.c (add_builtin_function_common): Rework assertion that
22869 value fits bitfield.
22870 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22871 * omega.c (omega_do_elimination): Avoid math on enum types.
22872 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22873 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22874 int local to handle integral_argment value.
22875 * regmove.c (try_auto_increment): Change PUT_MODE to
22877 * reload.c (push_secondary_reload): Add casts to enum type.
22878 (secondary_reload_class, find_valid_class): Likewise.
22879 * reload1.c (emit_input_reload_insns): Likewise.
22880 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22881 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22882 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22884 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22885 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22887 (expand_complex_libcall): Add casts to enum type.
22888 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22889 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22890 with ERROR_MARK, not NUM_TREE_CODES.
22891 (vect_create_epilog_for_reduction): Likewise.
22892 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22893 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22894 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22896 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22897 vect_unused_in_loop. Change 0 to loop_vect.
22898 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22899 * var-tracking.c (get_init_value): Change return type to enum
22901 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22902 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22904 (arm_override_options): Add casts to enum type.
22905 (arm_emit_tls_decoration): Likewise.
22906 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22908 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22909 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22910 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22912 * config/s390/s390.c (code_for_builtin_64): Change to array of
22914 (code_for_builtin_31): Likewise.
22915 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22917 * config/sparc/sparc.c (sparc_override_options): Change value
22918 field in struct code_model to enum cmodel. In initializer change
22919 0 to NULL and add cast to enum type.
22921 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22922 Change all callers. Issue a -Wc++-compat warning using
22923 lhs_origtype if necessary.
22924 (convert_for_assignment): Issue -Wc++-compat warnings about
22925 invalid conversions to enum type on assignment.
22926 * c-common.h (build_modify_expr): Update declaration.
22928 2009-04-24 Nick Clifton <nickc@redhat.com>
22930 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22931 (function_arg_advance): Likewise.
22932 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22935 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22937 * config/s390/constraints.md ('I', 'J'): Fix condition.
22939 2009-04-24 Diego Novillo <dnovillo@google.com>
22941 * gengtype-parse.c (parse_error): Add newline after message.
22943 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22945 * config/i386/sse.md (avxmodesuffixs): Removed.
22946 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22947 (*avx_pinsr<ssevecsize>): This.
22949 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22951 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22952 follow chains of regs with a single definition, and allow expressions
22953 that are function_invariant_p.
22954 (simple_rhs_p): Allow expressions that are function_invariant_p.
22956 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22958 PR middle-end/39867
22959 * fold-const.c (fold_cond_expr_with_comparison): When folding
22960 > and >= to MAX, make sure the MAX uses the same type as the
22961 comparison's operands.
22963 2009-04-24 Nick Clifton <nickc@redhat.com>
22965 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22966 addressing for DImode accesses.
22967 (frv_print_operand_address): Handle PLUS case.
22968 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22970 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22972 PR rtl-optimization/39794
22973 * alias.c (canon_true_dependence): Add x_addr argument.
22974 * rtl.h (canon_true_dependence): Adjust prototype.
22975 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22976 * cselib.c (cselib_invalidate_mem): Likewise.
22977 * gcse.c (compute_transp): Likewise.
22978 * dse.c (scan_reads_nospill): Likewise.
22979 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22980 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22981 canon_base_addr of the group, plus optional offset.
22982 (struct group_info): Rename canon_base_mem to
22984 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22985 canon_rtx of base_mem.
22987 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22989 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22990 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22992 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22994 * config/spu/spu-builtins.h: Delete file.
22996 * config/spu/spu.h (enum spu_builtin_type): Move here from
22998 (struct spu_builtin_description): Likewise. Add GTY marker.
22999 Do not use enum spu_function_code or enum insn_code.
23000 (spu_builtins): Add extern declaration.
23002 * config/spu/spu.c: Do not include "spu-builtins.h".
23003 (enum spu_function_code, enum spu_builtin_type_index,
23004 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23005 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23006 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23007 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23008 (spu_builtin_types): Make static. Add GTY marker.
23009 (spu_builtins): Add extern declaration with GTY marker.
23010 Include "gt-spu.h".
23012 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23013 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23014 Check programmatically whether all parameters are scalar.
23016 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23018 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23020 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23021 assignment from the constructor either if the target is volatile.
23023 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23025 * config/arm/arm.md (insv): Do not share operands[0].
23027 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23029 * config/vxlib-tls.c (active_tls_threads): Delete.
23030 (delete_hook_installed): New.
23031 (tls_delete_hook): Don't delete the delete hook.
23032 (tls_destructor): Delete it here.
23033 (__gthread_set_specific): Adjust installing the delete hook.
23034 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23035 __gthread_leave_tsd_dtor_context.
23037 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23039 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23041 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23043 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23045 (alpha_rtx_costs): Ditto.
23046 (emit_unlikely_jump): Use add_reg_note.
23047 (emit_frame_store_1): Ditto.
23048 (alpha_expand_prologue): Ditto.
23049 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23050 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23052 2009-04-23 Nick Clifton <nickc@redhat.com>
23054 * config/v850/v850.md (epilogue): Remove suppressed code.
23055 (return): Rename to return_simple and remove test of frame size.
23056 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23057 to gen_return_simple.
23059 2009-04-22 Jing Yu <jingyu@google.com>
23062 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23064 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23067 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23068 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23069 value is a VECTOR_CST, the element type is the element type of the
23072 2009-04-22 DJ Delorie <dj@redhat.com>
23074 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23076 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23078 * alias.c (find_base_term): Move around LO_SUM case, so that
23079 CONST falls through into PLUS/MINUS handling.
23082 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23083 into 0, use omit_one_operand.
23085 2009-04-23 Ben Elliston <bje@au.ibm.com>
23087 * config/rs6000/linux-unwind.h (get_regs): Remove type
23088 puns. Change the type of `pc' to an array of unsigned ints and
23089 update all users. Constify frame24.
23091 2009-04-22 DJ Delorie <dj@redhat.com>
23093 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23094 declarations before code.
23095 (current_function_special_page_vector): Likewise.
23096 (m32c_expand_insv): Silence a warning.
23098 2009-04-21 Taras Glek <tglek@mozilla.com>
23100 * alias.c: Update GTY annotations to new syntax.
23101 * basic-block.h: Likewise.
23102 * bitmap.h: Likewise.
23103 * c-common.h: Likewise.
23104 * c-decl.c: Likewise.
23105 * c-parser.c: Likewise.
23106 * c-pragma.c: Likewise.
23107 * c-tree.h: Likewise.
23108 * cfgloop.h: Likewise.
23109 * cgraph.h: Likewise.
23110 * config/alpha/alpha.c: Likewise.
23111 * config/arm/arm.h: Likewise.
23112 * config/avr/avr.h: Likewise.
23113 * config/bfin/bfin.c: Likewise.
23114 * config/cris/cris.c: Likewise.
23115 * config/darwin.c: Likewise.
23116 * config/frv/frv.c: Likewise.
23117 * config/i386/i386.c: Likewise.
23118 * config/i386/i386.h: Likewise.
23119 * config/i386/winnt.c: Likewise.
23120 * config/ia64/ia64.h: Likewise.
23121 * config/iq2000/iq2000.c: Likewise.
23122 * config/mips/mips.c: Likewise.
23123 * config/mmix/mmix.h: Likewise.
23124 * config/pa/pa.c: Likewise.
23125 * config/pa/pa.h: Likewise.
23126 * config/rs6000/rs6000.c: Likewise.
23127 * config/s390/s390.c: Likewise.
23128 * config/sparc/sparc.c: Likewise.
23129 * config/xtensa/xtensa.c: Likewise.
23130 * cselib.h: Likewise.
23131 * dbxout.c: Likewise.
23132 * dwarf2out.c: Likewise.
23133 * except.c: Likewise.
23134 * except.h: Likewise.
23135 * fixed-value.h: Likewise.
23136 * function.c: Likewise.
23137 * function.h: Likewise.
23138 * gimple.h: Likewise.
23139 * integrate.c: Likewise.
23140 * optabs.c: Likewise.
23141 * output.h: Likewise.
23142 * real.h: Likewise.
23144 * stringpool.c: Likewise.
23145 * tree-data-ref.c: Likewise.
23146 * tree-flow.h: Likewise.
23147 * tree-scalar-evolution.c: Likewise.
23148 * tree-ssa-address.c: Likewise.
23149 * tree-ssa-alias.h: Likewise.
23150 * tree-ssa-operands.h: Likewise.
23151 * tree.c: Likewise.
23152 * tree.h: Likewise.
23153 * varasm.c: Likewise.
23154 * varray.h: Likewise.
23156 * coretypes.h: Do not define GTY macro if it is already defined.
23157 * doc/gty.texi: Update GTY documentation to new syntax.
23158 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23159 annotations on structs.
23160 * gengtype-parse.c: Likewise.
23162 2009-04-22 Mark Heffernan <meheff@google.com>
23164 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23166 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23168 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23171 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23173 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23174 the same as a PLUS without a shift. Increase the cost of a
23177 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23179 * Makefile.in: Update dependencies.
23180 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23181 * errors.h: Remove bogus comment about compatibility.
23182 (warning): Update declaration.
23183 * genautomata.c: Update all calls to warning.
23184 * gimple.c: Do not include errors.h. Include toplev.h.
23185 * tree-ssa-structalias.c: Do not include errors.h.
23186 * omega.c: Likewise.
23187 * tree-ssa-reassoc.c: Likewise.
23188 * config/spu/spu-c.c: Likewise.
23189 * config/spu/t-spu-elf: Update dependencies.
23191 2009-04-22 Richard Guenther <rguenther@suse.de>
23193 PR tree-optimization/39824
23194 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23195 make sure the types are compatible.
23197 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23200 * c-common.c (c_parse_error): Take a token_flags parameter.
23201 Use token_type for the token type instead.
23202 Pass token_flags to cpp_type2name.
23203 * c-common.h (c_parse_error): Update declaration.
23204 * c-parser.c (c_parser_error): Pass 0 as token flags.
23206 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23208 PR rtl-optimization/39580
23209 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23211 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23213 * function.c (expand_function_end): Do not emit a jump to the "naked"
23214 return label for fall-through returns.
23215 * except.c (sjlj_emit_function_exit): Always place the call to the
23216 unregister function at the location installed by expand_function_end.
23218 2009-04-22 Richard Guenther <rguenther@suse.de>
23220 PR tree-optimization/39845
23221 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23222 (gen_inbound_check): Likewise.
23224 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23226 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23228 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23229 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23231 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23233 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23234 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23235 shift counts to avoid out-of-bounds array accesses.
23237 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23239 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23240 (Pmode): Move above.
23242 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23244 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23245 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23246 GET_CODE macro. Use IN_RANGE macro where appropriate.
23247 * config/alpha/alpha.h: Ditto.
23248 * config/alpha/alpha.md: Ditto.
23249 * config/alpha/constraints.md: Ditto.
23250 * config/alpha/predicates.md: Ditto.
23252 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23254 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23255 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23256 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23257 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23258 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23259 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23260 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23261 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23262 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23263 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23264 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23265 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23266 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23267 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23268 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23269 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23270 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23271 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23272 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23273 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23274 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23275 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23276 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23277 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23278 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23279 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23280 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23282 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23284 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23285 references from comments.
23286 * cfgbuild.c (count_basic_blocks): Delete.
23287 (find_basic_blocks_1): Delete.
23288 (find_basic_blocks): Delete.
23289 * except.c (finish_eh_generation): Make static. Move comment from
23290 except.h here. Remove find_basic_blocks references from comments.
23291 * except.h (finish_eh_generation): Delete.
23292 * basic-block.h (find_basic_blocks): Delete.
23293 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23295 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23297 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23298 (sdbout_parms): Likewise.
23300 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23302 * config/sh/sh.c (prepare_cbranch_operands): Use
23303 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23304 (expand_cbranchdi4): Likewise.
23305 (from_compare): Add cast to enum type.
23306 (expand_cbranchsi4): Use add_reg_note.
23307 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23308 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23309 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23310 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23311 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23312 instead of CODE_FOR_nothing.
23313 (cbranchdi4): Likewise. Fix the order of arguments for
23315 (push_fpscr): Use add_reg_note.
23316 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23317 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23319 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23321 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23322 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23323 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23324 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23325 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23326 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23327 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23328 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23329 config/alpha/x-vms, config/arc/t-arc,
23330 config/arm/README-interworking, config/arm/arm-c.c,
23331 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23332 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23333 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23334 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23335 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23336 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23337 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23338 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23339 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23340 config/cris/t-elfmulti, config/crx/t-crx,
23341 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23342 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23343 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23344 config/h8300/t-h8300, config/i386/athlon.md,
23345 config/i386/darwin-libgcc.10.4.ver,
23346 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23347 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23348 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23349 config/i386/t-linux64, config/i386/t-nwld,
23350 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23351 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23352 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23353 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23354 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23355 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23356 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23357 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23358 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23359 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23360 config/m68k/t-uclinux, config/mcore/t-mcore,
23361 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23362 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23363 config/mips/crtn.asm, config/mips/irix-crti.asm,
23364 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23365 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23366 config/mips/mips-fixed.md, config/mips/sb1.md,
23367 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23368 config/mips/t-iris6, config/mips/t-isa3264,
23369 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23370 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23371 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23372 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23373 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23374 config/mn10300/t-linux, config/mn10300/t-mn10300,
23375 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23376 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23377 config/picochip/libgccExtras/clzsi2.asm,
23378 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23379 config/rs6000/darwin-libgcc.10.4.ver,
23380 config/rs6000/darwin-libgcc.10.5.ver,
23381 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23382 config/rs6000/t-aix43, config/rs6000/t-aix52,
23383 config/rs6000/t-darwin, config/rs6000/t-fprules,
23384 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23385 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23386 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23387 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23388 config/rs6000/t-rtems, config/rs6000/t-spe,
23389 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23390 config/score/t-score-elf, config/sh/divcost-analysis,
23391 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23392 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23393 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23394 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23395 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23396 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23397 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23398 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23399 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23400 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23401 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23402 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23403 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23404 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23405 * config/h8300/genmova.sh: Include copyright and license notices
23406 in generated output.
23407 * config/h8300/mova.md: Regenerate.
23408 * doc/install.texi2html: Include word "Copyright" in copyright
23409 notice and use name "Free Software Foundation, Inc.".
23410 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23411 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23412 ChangeLog-2007, ChangeLog-2008: Correct dates.
23414 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23416 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23417 NE_EXPR operations as well.
23418 * c-parser.c (c_parser_condition): Do not set location information on
23420 (c_parser_conditional_expression): Likewise.
23421 (c_parser_binary_expression): Set location information on operators.
23422 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23423 TRUTH_NOT_EXPR has been folded.
23424 * fold-const.c (fold_truth_not_expr): Copy location information from
23425 the incoming expression to the outgoing one.
23426 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23427 recursive calls on the LHS of the operator but pass that of the
23428 operator to recursive calls on the RHS of the operator. Set it
23430 (shortcut_cond_expr): Set the locus of the operator on the second
23431 COND_EXPR and that of the expression on the first in degenerate cases.
23432 Pass the locus of the expression to calls to shortcut_cond_r.
23433 Set the locus of the 'then' block on the associated jump, if any.
23434 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23435 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23436 expression to call to gimplify_boolean_expr.
23438 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23440 * config.gcc: Add additional configuration for
23441 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23442 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23443 (CPP_SPEC): Redefine for allowing -municode option.
23444 (STARTFILE_SPEC): Likewise.
23445 * config/i386/t-mingw-w64: New.
23446 * config/i386/mingw-w64.opt: New.
23447 (municode): Add new target option.
23448 * doc/invoke.texi (municode): Add documentation for new option.
23450 2009-04-21 Ian Lance Taylor <iant@google.com>
23452 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23453 Correct test for number of arguments.
23454 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23456 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23458 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23459 argument of emit_library_call.
23461 2009-04-21 Richard Guenther <rguenther@suse.de>
23463 PR middle-end/39829
23464 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23465 inside VIEW_CONVERT_EXPRs.
23467 2009-04-21 Martin Jambor <mjambor@suse.cz>
23469 * tree-switch-conversion.c (build_constructors): Split a long line.
23470 (constructor_contains_same_values_p): New function.
23471 (build_one_array): Create assigns of constants if possible, do not
23472 call mark_sym_for_renaming, call update_stmt.
23473 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23474 make_rename_temp. Do not call mark_symbols_for_renaming, call
23476 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23477 find_new_referenced_vars, call update_stmt.
23478 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23479 instead of calling make_rename_temp. Do not call
23480 find_new_referenced_vars or mark_symbols_for_renaming, call
23483 2009-04-21 Richard Guenther <rguenther@suse.de>
23485 PR tree-optimization/39827
23486 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23487 (tree_ssa_phiprop): Pass the correct array size.
23489 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23491 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23493 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23496 * c-typeck.c (lvalue_p): Move declaration ...
23497 * c-common.h (lvalue_p): ... to here.
23498 * c-common.c (candidate_equal_p): New.
23499 (add_tlist): Use it.
23500 (merge_tlist): Use it.
23501 (warn_for_collisions_1): Likewise.
23502 (warning_candidate_p): Accept more candidates.
23503 (verify_tree): A warning candidate can be an expression. Use
23506 2009-04-21 Ben Elliston <bje@au.ibm.com>
23509 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23510 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23511 options. Remove -mcall-solaris documentation.
23513 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23516 * doc/invoke.texi (-Wlong-long): Update description.
23517 * c-lex (interpret_integer): Only warn if there was no previous
23518 overflow and -Wlong-long is enabled.
23519 * c-decl.c (declspecs_add_type): Drop redundant flags.
23520 * c.opt (Wlong-long): Init to -1.
23521 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23522 and front-end warn_long_long. Wlong-long only depends on other
23523 flags if it is uninitialized.
23524 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23525 the same for CPP and FE.
23526 (restore_extension_diagnostics): Likewise.
23528 2009-04-20 Ian Lance Taylor <iant@google.com>
23530 Fix enum conversions which are invalid in C++:
23531 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23532 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23533 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23534 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23535 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23536 (dbxout_parms): Likewise.
23537 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23538 (df_clear_flags): Likewise.
23539 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23540 top_flag parameter to int.
23541 (df_chain_create_bb_process_use): Likewise.
23542 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23544 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23545 (df_ref_create_structure, df_def_record_1): Likewise.
23546 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23547 (df_notes_rescan): Change 0 to VOIDmode in function call.
23548 (df_get_call_refs, df_insn_refs_collect): Likewise.
23549 (df_bb_regs_collect): Likewise.
23550 (df_entry_block_defs_collect): Likewise.
23551 (df_exit_block_uses_collect): Likewise.
23552 * df.h: Update declarations.
23553 * double-int.c (double_int_divmod): Add cast to enum type.
23554 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23555 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23556 (based_loc_descr): Likewise.
23557 (loc_descriptor_from_tree_1): Change first_op and second_op to
23558 enum dwarf_location_atom. Add cast to enum type.
23559 * expmed.c (init_expmed): Change 0 to SET in function call.
23560 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23561 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23562 (do_store_flag): Likewise.
23563 * fixed-value.h (struct fixed_value): Change mode to enum
23565 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23566 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23568 (insert_insn_decl, insert_decl, insert_state): Likewise.
23569 (automata_list_finish): Likewise.
23570 * genrecog.c (process_define_predicate): Add cast to enum type.
23571 * gensupport.c (init_predicate_table): Add cast to enum type.
23572 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23574 (gimple_build_call_1, gimple_build_label): Likewise.
23575 (gimple_build_goto, gimple_build_asm_1): Likewise.
23576 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23577 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23578 (enum fallback): Rename from enum fallback_t.
23579 (fallback_t): Typedef as int.
23580 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23581 GSI_SAME_STMT in function call.
23582 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23584 (setup_reg_class_relations): Likewise.
23585 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23586 (setup_prohibited_class_mode_regs): Add cast to enum type.
23587 (setup_prohibited_mode_move_regs): Likewise.
23588 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23589 (record_address_regs): Change i to enum reg_class.
23590 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23591 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23592 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23593 (GET_MODE_2XWIDER_MODE): Likewise.
23594 (GET_CLASS_NARROWEST_MODE): Likewise.
23595 * omp-low.c (expand_omp_for): Add cast to enum type.
23596 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23597 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23598 * postreload.c (reload_cse_simplify_operands): Change rclass local
23600 * predict.c (combine_predictions_for_insn): Change best_predictor
23601 and predictor to enum br_predictor.
23602 (combine_predictions_for_bb): Likewise.
23603 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23604 use SET_PREDICT_EXPR_OUTCOME.
23605 * real.c (real_arithmetic): Change icode to code in function call.
23606 * reginfo.c (init_move_cost): Add casts to enum type.
23607 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23608 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23610 * reload.c (find_valid_class): Add casts to enum type.
23611 (push_reload): Change 0 to NO_REGS in function call.
23612 (find_reloads): Change this_alternative to array of enum
23613 reg_class. Remove some now-unnecessary casts.
23614 (make_memloc): Change 0 to VOIDmode in function call.
23615 * reload1.c (reload): Change 0 to VOIDmode in function call.
23616 (eliminate_regs_1, elimination_effects): Likewise.
23617 (eliminate_regs_in_insn): Likewise.
23618 (emit_input_reload_insns): Add cast to enum type.
23619 (delete_output_reload): Change 0 to VOIDmode in function call.
23620 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23621 to enum type in function call.
23622 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23623 (SET_PREDICT_EXPR_OUTCOME): Define.
23624 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23625 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23626 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23627 (dump_function): Likewise.
23628 * tree-dump.h: Update declarations.
23629 * tree-pass.h: Update declarations.
23630 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23631 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23633 (arm_rtx_costs_1): Correct parenthesization.
23634 (arm_rtx_costs): Add casts to enum type.
23635 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23636 (vfp_emit_fstmd): Use add_rg_note.
23637 (emit_multi_reg_push, emit_sfm): Likewise.
23638 (thumb_set_frame_pointer): Likewise.
23639 (arm_expand_prologue): Likewise.
23640 (arm_regno_class): Change return type to enum reg_class.
23641 (thumb1_expand_prologue): Use add_reg_note.
23642 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23643 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23645 * config/arm/gentune.sh: Add cast to enum type.
23646 * config/arm/arm-tune.md: Rebuild.
23647 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23648 (ix86_split_fp_branch, predict_jump): Likewise.
23649 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23650 insn_code to enum rtx_code.
23651 (ix86_builtin_vectorized_function): Add cast to enum type.
23652 * config/i386/i386.md (truncdfsf2): Change slot to enum
23654 (truncxf<mode>2, isinf<mode>2): Likewise.
23655 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23657 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23658 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23659 (insert_bundle_state): Change 1 to INSERT in function call.
23660 (ia64_add_bundle_selector_before): Likewise.
23661 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23662 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23663 (restore_stack_nonlocal): Likewise.
23664 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23666 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23668 (mips_rtx_costs): Likewise.
23669 (mips_override_options): Add casts to enum type.
23670 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23672 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23673 (store_reg, set_reg_plus_d): Likewise.
23674 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23675 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23677 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23679 (emit_unlikely_jump): Use add_reg_note.
23680 (rs6000_emit_allocate_stack): Likewise.
23681 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23682 (output_toc): Change 1 to INSERT in function call.
23683 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23684 (rs6000_initialize_trampoline): Likewise.
23685 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23687 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23688 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23689 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23690 (save_gprs): Use add_reg_note.
23691 (s390_emit_prologue): Likewise.
23692 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23693 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23694 (sparc_fold_builtin): Add cast to enum type.
23695 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23697 (spu_expand_prologue): Use add_reg_note.
23698 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23700 2009-04-20 Ian Lance Taylor <iant@google.com>
23702 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23703 (c_parser_postfix_expression_after_primary): Get VEC for list of
23704 arguments. Get original types of arguments. Call
23705 build_function_call_vec.
23706 (cached_expr_list_1, cached_expr_list_2): New static variables.
23707 (c_parser_expr_list): Change return type to VEC *. Add
23708 p_orig_types parameter. Change all callers.
23709 (c_parser_release_expr): New static function.
23710 (c_parser_vec_to_tree_list): New static function.
23711 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23712 call build_function_call_vec.
23713 (build_function_call_vec): New function, based on old
23714 build_function_call.
23715 (convert_arguments): Remove nargs and argarray parameters. Change
23716 values to a VEC. Add origtypes parameter.
23717 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23718 (convert_for_assignment): Add origtype parameter. Change all
23719 callers. If warn_cxx_compat, check for conversion to an enum
23720 type when calling a function.
23721 (store_init_value): Add origtype parameter. Change all callers.
23722 (digest_init): Likewise.
23723 (struct init_node): Add origtype field.
23724 (add_pending_init): Add origtype parameter. Change all callers.
23725 (output_init_element): Likewise.
23726 (output_pending_init_elements): Pass origtype from init_node to
23727 output_init_element.
23728 (process_init_element): Pass origtype from c_expr to
23729 output_init_element.
23730 (c_finish_return): Add origtype parameter. Change all callers.
23731 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23733 (sync_resolve_params): Likewise.
23734 (sync_resolve_return): Change params to first_param. Change caller.
23735 (resolve_overloaded_builtins): Change params to VEC *. Change
23736 callers. Save first parameter around call to build_function_call_vec.
23737 * c-decl.c (finish_decl): Add origtype parameter. Change all
23738 callers. Call build_function_call_vec rather than
23739 build_function_call for cleanup.
23740 * c-tree.h: Update declarations.
23741 * c-common.h: Update declarations.
23742 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23743 params to first_param.
23744 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23745 params parameter from tree to void *.
23746 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23747 Change arglist parameter to have type void *, and to be a pointer
23749 * config/rs6000/rs6000-protos.h
23750 (altivec_resolve_overloaded_builtin): Update declaration.
23751 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23752 fnargs parameter to have type void *, and to be a pointer to a
23753 VEC. Call build_function_call_vec instead of
23754 build_function_call.
23755 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23757 2009-04-20 Joey Ye <joey.ye@intel.com>
23758 Xuepeng Guo <xuepeng.guo@intel.com>
23759 H.J. Lu <hongjiu.lu@intel.com>
23761 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23763 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23764 (IX86_LEA_PRIORITY): Likewise.
23765 (distance_non_agu_define): New function.
23766 (distance_agu_use): Likewise.
23767 (ix86_lea_for_add_ok): Likewise.
23768 (ix86_dep_by_shift_count): Likewise.
23770 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23771 should split for LEA.
23773 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23775 (ix86_dep_by_shift_count): Likewise.
23777 2009-04-20 Richard Guenther <rguenther@suse.de>
23779 * expr.c (handled_component_p): Move ...
23780 * tree.h (handled_component_p): ... here.
23781 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23782 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23783 and REALPART_EXPR to be in one group.
23785 2009-04-20 Richard Guenther <rguenther@suse.de>
23787 * basic-block.h (get_all_dominated_blocks): Declare.
23788 * dominance.c (get_all_dominated_blocks): New function.
23789 * tree-cfg.c (get_all_dominated_blocks): Remove.
23790 (remove_edge_and_dominated_blocks): Adjust.
23791 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23792 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23793 instead of recursing.
23795 2009-04-20 Doug Kwan <dougkwan@google.com>
23797 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23798 (struct cgraph_node_set_def): New type.
23799 (cgraph_node_set) New type. Also declare vector functions.
23800 (struct cgraph_node_set_element_def): New type.
23801 (cgraph_node_set_element): Ditto.
23802 (cgraph_node_set_iterator): New iterator type.
23803 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23804 cgraph_node_set_remove, dump_cgraph_node_set,
23805 debug_cgraph_node_set): New prototypes.
23806 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23807 cgraph_node_set_size): New inlines.
23808 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23809 including cgraph.h.
23810 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23811 argument to function 'write_summary'.
23812 * ipa.c: Include ggc.h.
23813 (hash_cgraph_node_set_element,
23814 eq_cgraph_node_set_element, cgraph_node_set_new,
23815 cgraph_node_set_add, cgraph_node_set_remove,
23816 cgraph_node_set_find, dump_cgraph_node_set,
23817 debug_cgraph_node_set): New functions.
23818 * Makefile.in (ipa.o): Add dependency on GGC_H.
23820 2009-04-20 Ira Rosen <irar@il.ibm.com>
23822 PR tree-optimization/39675
23823 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23824 check of the return code of vect_schedule_slp. Check that
23825 stmt_vec_info still exists for the statement, before checking its
23826 vectorization type.
23828 2009-04-20 Michael Matz <matz@suse.de>
23830 * Makefile.in (generated_files): Take out $(simple_generated_c).
23832 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23834 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23835 (UINTPTR_TYPE): Likewise.
23837 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23840 * c-typeck.c (digest_init): Check for initializing an array with a
23843 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23846 * c-semantics.c (pop_stmt_list): Propagate
23847 STATEMENT_LIST_HAS_LABEL to parent statement list.
23849 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23851 * config/mips/mips.h (mips_tune_attr): New macro.
23852 * config/mips/mips.md (cpu): Use it.
23854 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23857 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23860 2009-04-19 Diego Novillo <dnovillo@google.com>
23862 * toplev.c (compile_file): Move call to coverage_finish ...
23863 * cgraphunit.c (ipa_passes): ... here.
23864 Call cgraph_process_new_functions.
23865 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23866 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23868 2009-04-19 Jan Hubicka <jh@suse.cz>
23870 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23872 (dump_cgraph_node): Dump can throw external flag.
23873 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23875 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23879 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23880 * common.opt (Wlogical-op): Move from here...
23881 * c.opt (Wlogical-op): ... to here.
23882 * c-typeck.c (parser_build_binary_op): Update call to
23883 warn_logical_operator.
23884 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23886 * c-common.c (warn_logical_op): Update.
23887 * c-common.h (warn_logical_op): Update declaration.
23889 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23891 * tree.c (protected_set_expr_location): Fix formatting.
23893 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23896 * c-typeck.c (readonly_warning): new.
23897 (build_unary_op, build_modify_expr): Use readonly_warning for
23898 storing into something readonly but not const-qualified.
23900 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23903 * c-typeck.c (build_unary_op): Check for taking address of
23904 expression of type void.
23906 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23909 * c-typeck.c (build_function_call): Check for calling a function
23910 with qualified void return types. Call require_complete_type when
23913 2009-04-18 Jan Hubicka <jh@suse.cz>
23915 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23917 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23918 can_throw_external flag.
23919 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23920 * ipa-pure-const.c (ignore_edge): New function.
23921 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23922 only over can_throw_external edges.
23923 (local_pure_const): Add nothrow flag.
23924 * ipa-utils.c (searchc): Add ignore_edge callback.
23925 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23926 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23927 (set_nothrow_function_flags): Update cgraph.
23928 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23930 2009-04-18 Richard Guenther <rguenther@suse.de>
23932 PR middle-end/39804
23933 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23934 (fold_stmt): ... this and ...
23935 (fold_stmt_inplace): ... this.
23936 (fold_stmt_1): Fold references in calls and asms.
23937 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23939 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23941 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23942 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23944 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23946 * tree.c (function_args_count): Remove.
23947 * tree.h: Remove the prototype for function_args_count.
23949 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23951 * tree-iterator.c (expr_only): Remove.
23952 * tree.h: Remove the prototype for expr_only.
23954 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23956 * reginfo.c (cannot_change_mode_set_regs): Remove.
23957 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23959 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23961 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23962 whether operands 0 and 1 overlaps.
23964 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23966 PR middle-end/36902
23967 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23968 pointer. Use warning_at instead of warning.
23969 (search_for_addr_array): Likewise.
23970 (check_array_bounds): Likewise.
23971 (check_all_array_refs): Check that the incoming edge is not in the
23972 list of edges to be removed.
23973 (check_all_array_refs): Avoid the temporal pointer.
23974 (vrp_visit_cond_stmt): Fix typo.
23975 (simplify_switch_using_ranges): Handle the case where the switch
23976 index is an integer constant.
23978 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23980 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23982 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23984 * doc/extend.texi, doc/invoke.texi: Fix typos.
23986 2009-04-17 Cary Coutant <ccoutant@google.com>
23988 * tree-flow-inline.h (get_lineno): Fix inverted test.
23990 2009-04-17 Diego Novillo <dnovillo@google.com>
23992 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23993 assertion for AVAIL_OUT.
23995 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23998 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23999 * config/sh/linux-atomic.asm: Likewise.
24001 2009-04-17 Diego Novillo <dnovillo@google.com>
24003 * except.c (debug_eh_tree): New.
24004 (struct eh_region, struct eh_status): Move ...
24005 * except.h: ... here.
24006 (add_type_for_runtime): Declare extern.
24007 (lookup_type_for_runtime): Likewise.
24008 (debug_eh_tree): Declare.
24009 * Makefile.in (GTFILES): List except.h before except.c
24011 2009-04-17 Diego Novillo <dnovillo@google.com>
24013 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24014 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24015 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24016 (find_vars_r): ... here.
24017 * tree-flow.h (find_referenced_vars_in): Declare.
24018 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24019 that AVAIL_OUT exists for BLOCK.
24020 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24021 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24022 (tree-parloops.o): Likewise.
24024 2009-04-17 Simon Baldwin <simonb@google.com>
24026 * toplev.c (default_tree_printer): Add handling for %E format.
24028 2009-04-17 Diego Novillo <dnovillo@google.com>
24030 * tree-pretty-print.c (dump_generic_node): Add break after
24031 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24032 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24033 FUNCTION_TYPE together. Call print_struct_decl when printing
24034 structures and TDF_SLIM is not given.
24035 (print_struct_decl): Fix logic for detecting recursion.
24037 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24040 * gcc.c (create_at_file): New.
24041 (compile_input_file_p): New.
24042 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24043 * main.c (main): Update call to toplev_main.
24044 * toplev.c (toplev_main): Change signature. Call expandargv.
24045 * toplev.h (toplev_main): Change signature.
24047 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24049 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24050 if the latter is not constant.
24052 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24054 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24056 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24058 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24059 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24061 2009-04-17 Richard Guenther <rguenther@suse.de>
24063 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24064 Handle component references view-converting an invariant address.
24066 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24068 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24069 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24070 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24071 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24072 Use @deftypevr rather than @deftypevar.
24074 2009-04-17 Richard Guenther <rguenther@suse.de>
24076 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24077 (get_prop_source_stmt): Likewise.
24078 (can_propagate_from): Likewise.
24080 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24082 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24083 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24084 (--with-multilib-list): Add default value.
24085 * configure: Regenerate.
24086 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24087 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24088 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24089 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24090 Don't add default cpu to multilib list unnecessarily, but do enable
24091 the relevant compiler option..
24092 Add support for --with-multilib-list=<blank> and
24093 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24094 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24095 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24096 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24097 TM_MULTILIB_CONFIG.
24098 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24099 (MULTILIB_OSDIRNAMES): New variable.
24100 * config/sh/t-1e: Delete file.
24101 * config/sh/t-mlib-sh1: Delete file.
24102 * config/sh/t-mlib-sh2: Delete file.
24103 * config/sh/t-mlib-sh2a: Delete file.
24104 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24105 * config/sh/t-mlib-sh2a-single: Delete file.
24106 * config/sh/t-mlib-sh2a-single-only: Delete file.
24107 * config/sh/t-mlib-sh2e: Delete file.
24108 * config/sh/t-mlib-sh3e: Delete file.
24109 * config/sh/t-mlib-sh4: Delete file.
24110 * config/sh/t-mlib-sh4-nofpu: Delete file.
24111 * config/sh/t-mlib-sh4-single: Delete file.
24112 * config/sh/t-mlib-sh4-single-only: Delete file.
24113 * config/sh/t-mlib-sh4a: Delete file.
24114 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24115 * config/sh/t-mlib-sh4a-single: Delete file.
24116 * config/sh/t-mlib-sh4a-single-only: Delete file.
24117 * config/sh/t-mlib-sh4al: Delete file.
24118 * config/sh/t-mlib-sh5-32media: Delete file.
24119 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24120 * config/sh/t-mlib-sh5-64media: Delete file.
24121 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24122 * config/sh/t-mlib-sh5-compact: Delete file.
24123 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24124 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24125 * doc/install.texi (Options specification): Add
24126 --with-multilib-list and --with-endian.
24128 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24130 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24132 (OBJS-common): Add plugin-version.o.
24133 (plugin-version.o): New.
24134 * gcc-plugin.h (plugin_gcc_version): New.
24135 (plugin_default_version_check): New.
24136 (plugin_init_func, plugin_init): Add version argument.
24137 * plugin-version.c: New.
24138 * plugin.c (str_plugin_gcc_version_name): New.
24139 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24140 pass it to the init function.
24141 (plugin_default_version_check): New.
24143 2009-04-17 Richard Guenther <rguenther@suse.de>
24145 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24146 for decl-vs-decl disambiguation.
24148 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24150 * config/s390/s390.h (s390_tune_attr): New macro definition.
24151 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24153 2009-04-17 Richard Guenther <rguenther@suse.de>
24155 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24156 (fold_stmt_r): Likewise.
24157 (maybe_fold_reference): New function.
24158 (fold_gimple_assign): Handle cases fold_stmt_r did.
24159 (fold_stmt): Do not use fold_stmt_r.
24160 (fold_stmt_inplace): Likewise.
24162 2009-04-17 Richard Guenther <rguenther@suse.de>
24164 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24165 (record_equivalences_from_stmt): Remove useless checks and
24167 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24168 the type is already suitable.
24170 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24172 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24174 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24176 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24177 (CMPtype): Define as __gcc_CMPtype.
24179 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24181 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24182 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24184 2009-04-17 Richard Guenther <rguenther@suse.de>
24186 PR tree-optimization/39746
24187 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24188 special-casing for builtins and static variable use/def.
24189 (call_may_clobber_ref_p_1): Likewise.
24191 2009-04-16 Ian Lance Taylor <iant@google.com>
24193 * df.h: Include "timevar.h".
24194 (struct df_problem): Change tv_id field to timevar_id_t.
24195 * tree-pass.h: Include "timevar.h".
24196 (struct opt_pass): Change tv_id field to timevar_id_t.
24197 * timevar.h (timevar_id_t): Define TV_NONE.
24198 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24199 TV_NONE rather than tv_id != 0.
24200 (execute_one_pass): Likewise.
24201 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24202 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24203 dependencies to $(TREE_PASS_H).
24204 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24206 (pass_branch_target_load_optimize2): Likewise.
24207 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24208 (pass_outof_cfg_layout_mode): Likewise.
24209 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24210 (pass_rebuild_cgraph_edges): Likewise.
24211 (pass_remove_cgraph_callee_edges): Likewise.
24212 * df-core.c (pass_df_initialize_opt): Likewise.
24213 (pass_df_initialize_no_opt): Likewise.
24214 (pass_df_finish): Likewise.
24215 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24216 * except.c (pass_set_nothrow_function_flags): Likewise.
24217 (pass_convert_to_eh_region_ranges): Likewise.
24218 * final.c (pass_compute_alignments): Likewise.
24219 * function.c (pass_instantiate_virtual_regs): Likewise.
24220 (pass_init_function): Likewise.
24221 (pass_leaf_regs): Likewise.
24222 (pass_match_asm_constraints): Likewise.
24223 * gimple-low.c (pass_lower_cf): Likewise.
24224 (pass_mark_used_blocks): Likewise.
24225 * init-regs.c (pass_initialize_regs): Likewise.
24226 * integrate.c (pass_initial_value_sets): Likewise.
24227 * ira.c (pass_ira): Likewise.
24228 * jump.c (pass_cleanup_barriers): Likewise.
24229 * omp-low.c (pass_expand_omp): Likewise.
24230 (pass_lower_omp): Likewise.
24231 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24232 * recog.c (pass_split_all_insns): Likewise.
24233 (pass_split_after_reload): Likewise.
24234 (pass_split_before_regstack): Likewise.
24235 (pass_split_before_sched2): Likewise.
24236 (pass_split_for_shorten_branches): Likewise.
24237 * reginfo.c (pass_reginfo_init): Likewise.
24238 (pass_subregs_of_mode_init): Likewise.
24239 (pass_subregs_of_mode_finish): Likewise.
24240 * passes.c (pass_postreload): Likewise.
24241 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24242 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24243 (pass_warn_function_return): Likewise.
24244 (pass_warn_function_noreturn): Likewise.
24245 * tree-complex.c (pass_lower_complex): Likewise.
24246 (pass_lower_complex_O0): Likewise.
24247 * tree-if-conv.c (pass_if_conversion): Likewise.
24248 * tree-into-ssa.c (pass_build_ssa): Likewise.
24249 * tree-mudflap.c (pass_mudflap_1): Likewise.
24250 (pass_mudflap_2): Likewise.
24251 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24252 (pass_mudflap_2): Likewise.
24253 * tree-nrv.c (pass_return_slot): Likewise.
24254 * tree-object-size.c (pass_object_sizes): Likewise.
24255 * tree-optimize.c (pass_all_optimizations): Likewise.
24256 (pass_early_local_passes): Likewise.
24257 (pass_all_early_optimizations): Likewise.
24258 (pass_cleanup_cfg): Likewise.
24259 (pass_cleanup_cfg_post_optimizing): Likewise.
24260 (pass_free_datastructures): Likewise.
24261 (pass_free_cfg_annotations): Likewise.
24262 (pass_fixup_cfg): Likewise.
24263 (pass_init_datastructures): Likewise.
24264 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24265 (pass_late_warn_uninitialized): Likewise.
24266 (pass_update_address_taken): Likewise.
24267 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24268 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24269 (pass_cse_sincos): Likewise.
24270 (pass_convert_to_rsqrt): Likewise.
24271 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24272 * tree-stdarg.c (pass_stdarg): Likewise.
24273 * tree-tailcall.c (pass_tail_recursion): Likewise.
24274 (pass_tail_calls): Likewise.
24275 * tree-vect-generic.c (pass_lower_vector): Likewise.
24276 (pass_lower_vector_ssa): Likewise.
24277 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24279 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24281 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24283 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24285 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24286 logical and signext.
24288 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24291 * config/sh/predicates.md (arith_operand): Check if the operand
24292 of TRUNCATE is a REG.
24294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24296 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24297 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24299 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24301 * tree-iterator.c (tsi_split_statement_list_after,
24302 tsi_split_statement_list_before): Remove.
24303 * tree-iterator.h: Remove the prototypes for
24304 tsi_split_statement_list_after and tsi_split_statement_list_before.
24306 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24308 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24309 * tree-ssa-propagate.h: Remove the prototype for
24310 stmt_makes_single_load.
24312 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24314 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24315 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24317 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24319 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24323 * except.c (eh_region_outer_p): Remove.
24324 * except.h: Remove the prototype for eh_region_outer_p.
24326 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24328 * function.c (current_function_assembler_name): Remove.
24329 * function.h: Remove the prototype for
24330 current_function_assembler_name.
24332 2009-04-16 Ian Lance Taylor <iant@google.com>
24334 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24335 (add_reg_note): Call alloc_reg_note.
24336 * rtl.h (alloc_reg_note): Declare.
24337 * combine.c (try_combine): Use alloc_reg_note.
24338 (recog_for_combine, move_deaths): Likewise.
24339 (distribute_notes): Use alloc_reg_note and add_reg_note.
24340 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24341 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24342 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24344 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24346 PR rtl-optimization/39762
24347 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24348 ira_may_move_out_cost): Add comments about way of their usage.
24349 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24351 * ira-conflicts.c (process_regs_for_copy): Use function
24352 ira_get_register_move_cost instead of global
24353 ira_register_move_cost.
24355 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24356 color_pass, move_spill_restore, update_curr_costs): Ditto.
24358 * ira-lives.c (process_single_reg_class_operands): Ditto.
24360 * ira-emit.c (emit_move_list): Ditto.
24362 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24363 (record_reg_classes): Ditto. Use functions
24364 ira_get_register_move_cost and ira_get_may_move_cost instead of
24365 global vars ira_register_move_cost, ira_may_move_out_cost and
24366 ira_may_move_in_cost.
24367 (record_address_regs): Don't call ira_init_register_move_cost.
24368 Use function ira_get_may_move_cost instead of global
24369 ira_may_move_in_cost.
24370 (process_bb_node_for_hard_reg_moves): Use function
24371 ira_get_register_move_cost instead of global ira_register_move_cost.
24372 (ira_costs): Don't call ira_init_register_move_cost.
24374 2009-04-16 Richard Guenther <rguenther@suse.de>
24376 * tree-cfg.c (verify_gimple_assign_binary):
24377 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24378 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24379 (create_general_new_stmt): Note that this function is broken.
24381 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24383 * common.opt (fhelp): Add Var(help_flag).
24384 * gcc-plugin.h (plugin_info): Add help.
24385 * plugin.c (plugin_name_args): Add help.
24386 (register_plugin_info): Set plugin->help.
24387 (print_help_one_plugin): New.
24388 (print_plugins_help): New.
24389 * plugin.h (print_plugins_help): New.
24390 * toplev.c (toplev_main): Call print_plugins_help if needed.
24392 2009-04-16 Richard Guenther <rguenther@suse.de>
24394 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24395 (gimple_ior_addresses_taken_1): New function.
24396 (gimple_ior_addresses_taken): Likewise.
24397 * gimple.h (struct gimple_statement_with_ops_base): Remove
24398 addresses_taken member.
24399 (gimple_ior_addresses_taken): Declare.
24400 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24401 gimple_set_addresses_taken): Remove.
24402 * ipa-reference.c (mark_address): New function.
24403 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24404 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24405 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24406 (gimple_add_to_addresses_taken): Remove.
24407 (get_tmr_operands): Call mark_address_taken.
24408 (get_asm_expr_operands): Likewise.
24409 (get_expr_operands): Likewise.
24410 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24411 (free_stmt_operands): Do not free it.
24412 * tree-ssa.c (delete_tree_ssa): Likewise.
24413 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24415 2009-04-16 Richard Guenther <rguenther@suse.de>
24417 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24418 (walk_stmt_load_store_ops): Likewise.
24419 * gimple.c (get_base_loadstore): New function.
24420 (walk_stmt_load_store_addr_ops): Likewise.
24421 (walk_stmt_load_store_ops): Likewise.
24422 * ipa-pure-const.c (check_op): Simplify.
24423 (check_load, check_store): New functions.
24424 (check_stmt): Use walk_stmt_load_store_ops.
24425 * ipa-reference.c (mark_load): Adjust signature.
24426 (mark_store): Likewise.
24427 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24429 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24431 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24432 (plugin_info): New.
24433 * opts.c (common_handle_option): Don't call print_version.
24434 * plugin.c (plugin_name_args): Add version.
24435 (register_plugin_info): New.
24436 (register_callback): Handle PLUGIN_INFO.
24437 (try_init_one_plugin): New.
24438 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24440 (finalize_one_plugin): New.
24441 (finalize_plugins): New.
24442 (print_one_plugin): New.
24443 (print_plugins_versions): New.
24444 * plugin.h (print_plugins_versions): New.
24445 (finalize_plugins): New.
24446 * toplev.c (compile_file): Don't call initialize_plugins.
24447 (print_version): Call print_plugins_versions.
24448 (toplev_main): Call initialize_plugins. Print version if needed.
24449 Call finalize_plugins.
24451 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24453 * common.opt (fversion): New.
24454 * gcc.c (print_version): New.
24455 (process_command): Don't print the version. Just set print_version.
24456 (main): Print version. Call subprocesses if print_version and
24457 verbose_flag are set.
24458 * opts.c (common_handle_option): Handle OPT_fversion.
24460 2009-04-16 Richard Guenther <rguenther@suse.de>
24461 Ira Rosen <irar@il.ibm.com>
24463 PR tree-optimization/39698
24464 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24465 type of the reduction variable. Only generate the def if
24468 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24469 make sure to first convert to an integer of the same precision.
24470 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24471 the type of the evolution correctly in computing the new
24472 induction variable base.
24474 2009-04-16 Richard Guenther <rguenther@suse.de>
24476 PR middle-end/39625
24477 * tree-cfg.c (make_blocks): Split statements with to-be
24478 abnormal SSA names on the lhs.
24480 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24482 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24483 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24484 * c-typeck.c (really_start_incremental_init): Likewise.
24485 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24486 (TARGET_INITIALIZER): Remove it.
24487 * target.h (struct target): Remove vector_opaque_p.
24488 * tree.c (build_opaque_vector_type): New.
24489 * tree.h (TYPE_VECTOR_OPAQUE): New.
24490 (build_opaque_vector_type): Declare.
24491 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24492 * config/rs6000/rs6000.c (build_opaque_vector_type,
24493 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24494 (rs6000_init_builtins): Use build_opaque_vector_type for
24495 opaque_V4SI_type_node.
24497 2009-04-15 Catherine Moore <clm@codesourcery.com>
24499 * debug.h (set_name): Declare.
24500 * dwarf2out.c (dwarf2out_set_name): Declare.
24501 (dwarf2_debug_hooks): Add set_name.
24502 (find_AT_string): New.
24503 (add_AT_string): Call find_AT_string.
24504 (dwarf2out_set_name): New.
24505 * cp/decl.c (grokdeclarator): Call set_name.
24506 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24507 * debug.c (do_nothing_debug_hooks): Likewise.
24508 * dbxout.c (dbx_debug_hooks): Likewise.
24509 * sdbout.c (sdb_debug_hooks): Likewise.
24511 2009-04-15 Michael Eager <eager@eagercon.com>
24513 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24514 reg for single-precision FPU.
24515 * config/rs6000/rs6000.md (movsi_internal1): Only for
24516 !TARGET_SINGLE_FPU.
24517 (movsi_internal1_single): New. Add pattern to move SI values to/from
24518 single-precision FP regs.
24520 2009-04-15 Richard Guenther <rguenther@suse.de>
24522 * omp-low.c (lower_rec_input_clauses): Build correct address
24524 (expand_omp_for_generic): Fix multiplication type.
24525 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24526 (generate_memset_zero): Fix types.
24527 * tree-profile.c (prepare_instrumented_value): Correctly
24530 2009-04-15 Ian Lance Taylor <iant@google.com>
24532 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24533 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24534 for -Wall and for -Wc++-compat.
24535 (c_common_post_options): For C++, set warn_enum_compare if not
24537 * c-tree.h (struct c_expr): Add field original_type.
24538 (build_external_ref): Update declaration.
24539 * c-parser.c (c_parser_braced_init): Set original_type.
24540 (c_parser_initelt): Likewise.
24541 (c_parser_expr_no_commas): Likewise.
24542 (c_parser_conditional_expression): Likewise.
24543 (c_parser_cast_expression): Likewise.
24544 (c_parser_unary_expression): Likewise. Pull setting of
24545 original_code to top of function.
24546 (c_parser_sizeof_expression): Set original_type.
24547 (c_parser_alignof_expression): Likewise.
24548 (c_parser_postfix_expression): Likewise. Pull setting of
24549 original_code to top of function.
24550 (c_parser_postfix_expression_after_paren_type): Set original_type.
24551 (c_parser_postfix_expression_after_primary): Likewise.
24552 (c_parser_expression): Likewise.
24553 * c-typeck.c (build_external_ref): Add type parameter. Change all
24555 (c_expr_sizeof_expr): Set original_type field.
24556 (parser_build_unary_op): Likewise.
24557 (parser_build_binary_op): Likewise. Optionally warn about
24558 comparisons of enums of different types.
24559 (digest_init): Set original_type field.
24560 (really_start_incremental_init): Likewise.
24561 (push_init_level, pop_init_level): Likewise.
24562 * doc/invoke.texi (Warning Options): -Wenum-compare now
24565 2009-04-15 Richard Guenther <rguenther@suse.de>
24567 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24568 out a necessary conversion.
24569 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24570 names we didn't value number.
24571 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24573 2009-04-15 Richard Guenther <rguenther@suse.de>
24575 PR tree-optimization/39764
24576 * tree-ssa-ccp.c (get_value): Canonicalize value with
24577 canonicalize_float_value.
24579 2009-04-15 Jan Hubicka <jh@suse.cz>
24581 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24582 Wrong version of patch.
24584 2009-04-15 Jan Hubicka <jh@suse.cz>
24586 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24588 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24590 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24591 our distinct integral and vector types.
24593 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24595 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24596 * init.c (build_vtbl_address): Remove call to assemble_external.
24598 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24600 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24601 output for other floating point modes.
24603 2009-04-14 Diego Novillo <dnovillo@google.com>
24605 * diagnostic.c (diagnostic_report_diagnostic): Do not
24606 warn about loaded plugins for DK_ERROR and DK_WARNING.
24607 * c-decl.c (declspecs_add_type): Move call to
24608 invoke_plugin_callbacks ...
24609 * c-parser.c (c_parser_declspecs): ... here.
24610 * plugin.c (dump_active_plugins): Tidy output.
24612 2009-04-14 Diego Novillo <dnovillo@google.com>
24613 Le-Chun Wu <lcwu@google.com>
24615 * configure.ac: Add --enable-plugin support.
24616 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24617 * Makefile.in (PLUGIN_H): Define.
24618 Export ENABLE_PLUGIN and GMPINC to site.exp.
24619 Add PLUGINLIBS to link command.
24620 Add/modify dependencies for plugin.o and files including plugin.h.
24622 * config.in: Regenerate.
24624 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24627 2009-04-14 Le-Chun Wu <lcwu@google.com>
24629 * tree-pass.h (register_one_dump_file): Add a prototype for
24630 register_one_dump_file.
24631 * toplev.c (compile_file): Call initialize_plugins.
24632 (do_compile): Call invoke_plugin_callbacks.
24633 (toplev_main): Call invoke_plugin_callbacks.
24634 * common.opt: Add -fplugin= and -fplugin-arg-.
24635 * gcc-plugin.h: New public header file for plugins to include.
24636 * plugin.c: New source file.
24637 * plugin.h: New internal header file.
24638 * passes.c (register_one_dump_file): Make it external.
24640 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24642 2009-04-14 Diego Novillo <dnovillo@google.com>
24644 * doc/plugins.texi: New.
24645 * doc/gccint.texi: Add reference to Plugins chapter.
24646 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24647 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24648 loaded plugins, if any.
24649 * timevar.def (TV_PLUGIN_INIT): Define.
24650 (TV_PLUGIN_RUN): Define.
24651 * plugin.c: Include timevar.h
24652 (plugins_active_p): New.
24653 (dump_active_plugins): New.
24654 (debug_active_plugins): New.
24656 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24658 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24660 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24662 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24664 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24665 the same as a minus without a shift.
24667 2009-04-14 Nick Clifton <nickc@redhat.com>
24669 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24670 comparisons with small integers will always produce a short
24673 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24676 2008-12-19 Diego Novillo <dnovillo@google.com>
24678 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24680 2009-04-14 Richard Guenther <rguenther@suse.de>
24682 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24684 (verify_gimple_assign_binary): Likewise. Handle shifts and
24686 (verify_gimple_phi): Print the mismatched argument position.
24687 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24689 (vect_update_init_of_dr): Likewise.
24690 * matrix-reorg.c (transform_access_sites): Do what the
24692 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24694 2009-04-13 Michael Eager <eager@eagercon.com>
24696 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24697 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24698 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24699 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24700 remove duplicate config
24702 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24704 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24705 file_name:line_number type locator of the call site.
24707 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24709 * genautomata.c: Put blank after comma.
24710 (automaton_decls): New.
24711 (struct unit_usage): Add comments to member next.
24712 (store_alt_unit_usage): Keep the list ordered.
24713 (unit_present_on_list_p, equal_alternatives_p): New.
24714 (check_regexp_units_distribution): Check units distribution
24715 correctness correctly.
24716 (main): Don't write automata if error is found. Return correct
24719 * config/m68k/cf.md (cfv4_ds): Remove.
24720 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24721 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24723 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24724 power4-load-ext, power4-store, power4-store-update,
24725 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24726 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24727 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24728 power4-sqrt, power4-isync): Modify reservation to make correct
24729 unit distribution to automata.
24731 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24732 power5-store-update, power5-two, power5-three, power5-lmul,
24733 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24735 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24737 * except.c (pass_set_nothrow_function_flags): Set name and add
24739 (set_nothrow_function_flags): Mention in the dump file when
24740 changing a function to nothrow.
24742 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24745 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24746 instead of unsigned long.
24748 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24750 * config/arm/arm.c (return_used_this_function): Remove.
24751 (arm_output_function_prologue): Remove use of
24752 return_used_this_function.
24753 (output_return_instruction): Replace use of
24754 return_used_this_function
24755 by cfun->machine->return_used_this_function.
24756 (arm_output_epilogue): Likewise.
24757 (arm_output_function_epilogue): Likewise.
24758 (thumb_unexpanded_epilogue): Likewise.
24759 * config/arm/arm.h (struct machine_function):
24760 New member return_used_this_function.
24762 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24764 * doc/install.texi: Correct description of default directory for
24765 --with-gxx-include-dir.
24767 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24769 * fold-const.c (build_range_check): Properly deal with enumeral and
24770 boolean base types.
24772 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24774 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24775 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24776 * params.h (MAX_GCSE_PASSES): Remove.
24777 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24778 in sequence. Remove ability to run multiple passes.
24779 (bypass_jumps): Report run as third CPROP pass.
24781 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24783 PR middle-end/39651
24784 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24785 when deciding whether the whole SEQUENCE can throw.
24787 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24790 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24791 offseted label references.
24793 2009-04-11 Jan Hubicka <jh@suse.cz>
24795 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24797 2009-04-11 Richard Guenther <rguenther@suse.de>
24799 PR middle-end/39732
24800 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24801 return variables as TREE_ADDRESSABLE.
24803 2009-04-11 Richard Guenther <rguenther@suse.de>
24805 PR tree-optimization/39713
24806 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24807 reference trees have SSA_NAME operands.
24809 2009-04-11 Richard Guenther <rguenther@suse.de>
24812 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24813 address expressions.
24815 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24817 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24818 match changes in Cygwin 1.7
24819 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24820 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24822 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24824 PR tree-optimization/39701
24825 * doc/invoke.texi (Optimization Options): Document change in
24826 meaning and initialization of -fdelete-null-pointer-checks.
24828 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24830 PR middle-end/39701
24831 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24833 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24836 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24838 2009-04-10 Chao-ying Fu <fu@mips.com>
24840 * doc/tm.texi (Instruction Output): Document
24841 TARGET_ASM_FINAL_POSTSCAN_INSN.
24842 * target.h (final_postscan_insn): New field in asm_out.
24843 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24844 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24845 * final.c (final_scan_insn): Call
24846 targetm.asm_out.final_postscan_insn after outputting
24847 an asm macro and a normal instruction.
24849 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24850 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24851 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24852 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24853 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24855 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24857 PR middle-end/39701
24858 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24859 variables as non-NULL even with -fdelete-null-pointer-checks.
24861 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24863 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24865 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24868 * config/i386/i386.c (classify_argument): Handle SCmode with
24869 (bit_offset % 64) != 0.
24871 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24873 * doc/invoke.texi (Optimize Options): Add cross-reference to
24874 -Q --help=optimizers examples.
24876 2009-04-10 Ben Elliston <bje@au.ibm.com>
24879 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24880 regalign for the reg == fpr and TDmode case.
24882 2009-04-09 David Ayers <ayers@fsfe.org>
24885 * objc/objc-act.c (warn_with_method): Remove helper function.
24886 (check_duplicates): Call warning and inform directly.
24887 (really_start_method): Likewise.
24889 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24891 * expmed.c (expand_divmod): Always use a comparison for a division
24892 by a large unsigned integer.
24894 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24895 for things others than variables or functions as nonzero.
24897 2009-04-09 Nick Clifton <nickc@redhat.com>
24899 * unwind-compat.c: Change copyright header to refer to version
24900 3 of the GNU General Public License with version 3.1 of the
24901 GCC Runtime Library Exception and to point readers at the
24902 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24903 * config/alpha/crtfastmath.c: Likewise.
24904 * config/alpha/linux-unwind.h: Likewise.
24905 * config/alpha/qrnnd.asm: Likewise.
24906 * config/alpha/vms-crt0-64.c: Likewise.
24907 * config/alpha/vms-crt0.c: Likewise.
24908 * config/alpha/vms-dwarf2.asm: Likewise.
24909 * config/alpha/vms-dwarf2eh.asm: Likewise.
24910 * config/alpha/vms-psxcrt0-64.c: Likewise.
24911 * config/alpha/vms-psxcrt0.c: Likewise.
24912 * config/alpha/vms_tramp.asm: Likewise.
24913 * config/arc/initfini.c: Likewise.
24914 * config/arc/lib1funcs.asm: Likewise.
24915 * config/arm/bpabi-v6m.S: Likewise.
24916 * config/arm/bpabi.S: Likewise.
24917 * config/arm/bpabi.c: Likewise.
24918 * config/arm/crti.asm: Likewise.
24919 * config/arm/crtn.asm: Likewise.
24920 * config/arm/ieee754-df.S: Likewise.
24921 * config/arm/ieee754-sf.S: Likewise.
24922 * config/arm/lib1funcs.asm: Likewise.
24923 * config/arm/libunwind.S: Likewise.
24924 * config/arm/linux-atomic.c: Likewise.
24925 * config/arm/mmintrin.h: Likewise.
24926 * config/arm/pr-support.c: Likewise.
24927 * config/arm/unaligned-funcs.c: Likewise.
24928 * config/arm/unwind-arm.c: Likewise.
24929 * config/arm/unwind-arm.h: Likewise.
24930 * config/avr/libgcc.S: Likewise.
24931 * config/bfin/crti.s: Likewise.
24932 * config/bfin/crtlibid.s: Likewise.
24933 * config/bfin/crtn.s: Likewise.
24934 * config/bfin/lib1funcs.asm: Likewise.
24935 * config/bfin/linux-unwind.h: Likewise.
24936 * config/cris/arit.c: Likewise.
24937 * config/cris/cris_abi_symbol.c: Likewise.
24938 * config/darwin-64.c: Likewise.
24939 * config/darwin-crt2.c: Likewise.
24940 * config/darwin-crt3.c: Likewise.
24941 * config/darwin.h: Likewise.
24942 * config/dbxelf.h: Likewise.
24943 * config/dfp-bit.c: Likewise.
24944 * config/dfp-bit.h: Likewise.
24945 * config/elfos.h: Likewise.
24946 * config/fixed-bit.c: Likewise.
24947 * config/fixed-bit.h: Likewise.
24948 * config/fp-bit.c: Likewise.
24949 * config/fp-bit.h: Likewise.
24950 * config/fr30/crti.asm: Likewise.
24951 * config/fr30/crtn.asm: Likewise.
24952 * config/fr30/lib1funcs.asm: Likewise.
24953 * config/freebsd-spec.h: Likewise.
24954 * config/frv/cmovd.c: Likewise.
24955 * config/frv/cmovh.c: Likewise.
24956 * config/frv/cmovw.c: Likewise.
24957 * config/frv/frvbegin.c: Likewise.
24958 * config/frv/frvend.c: Likewise.
24959 * config/frv/lib1funcs.asm: Likewise.
24960 * config/glibc-stdint.h: Likewise.
24961 * config/h8300/clzhi2.c: Likewise.
24962 * config/h8300/crti.asm: Likewise.
24963 * config/h8300/crtn.asm: Likewise.
24964 * config/h8300/ctzhi2.c: Likewise.
24965 * config/h8300/fixunssfsi.c: Likewise.
24966 * config/h8300/lib1funcs.asm: Likewise.
24967 * config/h8300/parityhi2.c: Likewise.
24968 * config/h8300/popcounthi2.c: Likewise.
24969 * config/i386/ammintrin.h: Likewise.
24970 * config/i386/att.h: Likewise.
24971 * config/i386/avxintrin.h: Likewise.
24972 * config/i386/biarch64.h: Likewise.
24973 * config/i386/bmmintrin.h: Likewise.
24974 * config/i386/cpuid.h: Likewise.
24975 * config/i386/cross-stdarg.h: Likewise.
24976 * config/i386/crtfastmath.c: Likewise.
24977 * config/i386/crtprec.c: Likewise.
24978 * config/i386/cygming-crtbegin.c: Likewise.
24979 * config/i386/cygming-crtend.c: Likewise.
24980 * config/i386/cygwin.asm: Likewise.
24981 * config/i386/emmintrin.h: Likewise.
24982 * config/i386/gmm_malloc.h: Likewise.
24983 * config/i386/gthr-win32.c: Likewise.
24984 * config/i386/i386.h: Likewise.
24985 * config/i386/immintrin.h: Likewise.
24986 * config/i386/linux-unwind.h: Likewise.
24987 * config/i386/linux64.h: Likewise.
24988 * config/i386/mm3dnow.h: Likewise.
24989 * config/i386/mmintrin-common.h: Likewise.
24990 * config/i386/mmintrin.h: Likewise.
24991 * config/i386/nmmintrin.h: Likewise.
24992 * config/i386/pmm_malloc.h: Likewise.
24993 * config/i386/pmmintrin.h: Likewise.
24994 * config/i386/smmintrin.h: Likewise.
24995 * config/i386/sol2-c1.asm: Likewise.
24996 * config/i386/sol2-ci.asm: Likewise.
24997 * config/i386/sol2-cn.asm: Likewise.
24998 * config/i386/sol2-gc1.asm: Likewise.
24999 * config/i386/tmmintrin.h: Likewise.
25000 * config/i386/unix.h: Likewise.
25001 * config/i386/w32-unwind.h: Likewise.
25002 * config/i386/wmmintrin.h: Likewise.
25003 * config/i386/x86-64.h: Likewise.
25004 * config/i386/x86intrin.h: Likewise.
25005 * config/i386/xmmintrin.h: Likewise.
25006 * config/ia64/crtbegin.asm: Likewise.
25007 * config/ia64/crtend.asm: Likewise.
25008 * config/ia64/crtfastmath.c: Likewise.
25009 * config/ia64/crti.asm: Likewise.
25010 * config/ia64/crtn.asm: Likewise.
25011 * config/ia64/fde-glibc.c: Likewise.
25012 * config/ia64/lib1funcs.asm: Likewise.
25013 * config/ia64/linux-unwind.h: Likewise.
25014 * config/ia64/quadlib.c: Likewise.
25015 * config/ia64/unwind-ia64.c: Likewise.
25016 * config/linux.h: Likewise.
25017 * config/m32c/m32c-lib1.S: Likewise.
25018 * config/m32c/m32c-lib2-trapv.c: Likewise.
25019 * config/m32c/m32c-lib2.c: Likewise.
25020 * config/m32r/initfini.c: Likewise.
25021 * config/m68hc11/larith.asm: Likewise.
25022 * config/m68hc11/m68hc11-crt0.S: Likewise.
25023 * config/m68k/cf.md: Likewise.
25024 * config/m68k/crti.s: Likewise.
25025 * config/m68k/crtn.s: Likewise.
25026 * config/m68k/lb1sf68.asm: Likewise.
25027 * config/m68k/linux-unwind.h: Likewise.
25028 * config/mcore/crti.asm: Likewise.
25029 * config/mcore/crtn.asm: Likewise.
25030 * config/mcore/lib1.asm: Likewise.
25031 * config/mips/linux-unwind.h: Likewise.
25032 * config/mips/loongson.h: Likewise.
25033 * config/mips/mips16.S: Likewise.
25034 * config/mmix/crti.asm: Likewise.
25035 * config/mmix/crtn.asm: Likewise.
25036 * config/pa/fptr.c: Likewise.
25037 * config/pa/hpux-unwind.h: Likewise.
25038 * config/pa/lib2funcs.asm: Likewise.
25039 * config/pa/linux-atomic.c: Likewise.
25040 * config/pa/linux-unwind.h: Likewise.
25041 * config/pa/milli64.S: Likewise.
25042 * config/pa/quadlib.c: Likewise.
25043 * config/pa/stublib.c: Likewise.
25044 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25045 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25046 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25047 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25048 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25049 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25050 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25051 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25052 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25053 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25054 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25055 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25056 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25057 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25058 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25059 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25060 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25061 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25062 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25063 * config/rs6000/750cl.h: Likewise.
25064 * config/rs6000/altivec.h: Likewise.
25065 * config/rs6000/biarch64.h: Likewise.
25066 * config/rs6000/crtresfpr.asm: Likewise.
25067 * config/rs6000/crtresgpr.asm: Likewise.
25068 * config/rs6000/crtresxfpr.asm: Likewise.
25069 * config/rs6000/crtresxgpr.asm: Likewise.
25070 * config/rs6000/crtsavfpr.asm: Likewise.
25071 * config/rs6000/crtsavgpr.asm: Likewise.
25072 * config/rs6000/darwin-asm.h: Likewise.
25073 * config/rs6000/darwin-fallback.c: Likewise.
25074 * config/rs6000/darwin-fpsave.asm: Likewise.
25075 * config/rs6000/darwin-ldouble.c: Likewise.
25076 * config/rs6000/darwin-tramp.asm: Likewise.
25077 * config/rs6000/darwin-unwind.h: Likewise.
25078 * config/rs6000/darwin-vecsave.asm: Likewise.
25079 * config/rs6000/darwin-world.asm: Likewise.
25080 * config/rs6000/e500crtres32gpr.asm: Likewise.
25081 * config/rs6000/e500crtres64gpr.asm: Likewise.
25082 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25083 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25084 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25085 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25086 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25087 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25088 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25089 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25090 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25091 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25092 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25093 * config/rs6000/eabi-ci.asm: Likewise.
25094 * config/rs6000/eabi-cn.asm: Likewise.
25095 * config/rs6000/eabi.asm: Likewise.
25096 * config/rs6000/linux-unwind.h: Likewise.
25097 * config/rs6000/linux64.h: Likewise.
25098 * config/rs6000/paired.h: Likewise.
25099 * config/rs6000/paired.md: Likewise.
25100 * config/rs6000/ppc64-fp.c: Likewise.
25101 * config/rs6000/ppu_intrinsics.h: Likewise.
25102 * config/rs6000/rs6000.h: Likewise.
25103 * config/rs6000/si2vmx.h: Likewise.
25104 * config/rs6000/sol-ci.asm: Likewise.
25105 * config/rs6000/sol-cn.asm: Likewise.
25106 * config/rs6000/spe.h: Likewise.
25107 * config/rs6000/spu2vmx.h: Likewise.
25108 * config/rs6000/sysv4.h: Likewise.
25109 * config/rs6000/tramp.asm: Likewise.
25110 * config/rs6000/vec_types.h: Likewise.
25111 * config/s390/linux-unwind.h: Likewise.
25112 * config/s390/tpf-unwind.h: Likewise.
25113 * config/score/crti.asm: Likewise.
25114 * config/score/crtn.asm: Likewise.
25115 * config/sh/crt1.asm: Likewise.
25116 * config/sh/crti.asm: Likewise.
25117 * config/sh/crtn.asm: Likewise.
25118 * config/sh/divtab-sh4-300.c: Likewise.
25119 * config/sh/divtab-sh4.c: Likewise.
25120 * config/sh/divtab.c: Likewise.
25121 * config/sh/lib1funcs-4-300.asm: Likewise.
25122 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25123 * config/sh/lib1funcs.asm: Likewise.
25124 * config/sh/lib1funcs.h: Likewise.
25125 * config/sh/linux-atomic.asm: Likewise.
25126 * config/sh/linux-unwind.h: Likewise.
25127 * config/sh/shmedia.h: Likewise.
25128 * config/sh/sshmedia.h: Likewise.
25129 * config/sh/ushmedia.h: Likewise.
25130 * config/sparc/crtfastmath.c: Likewise.
25131 * config/sparc/linux-unwind.h: Likewise.
25132 * config/sparc/sol2-c1.asm: Likewise.
25133 * config/sparc/sol2-ci.asm: Likewise.
25134 * config/sparc/sol2-cn.asm: Likewise.
25135 * config/spu/divmodti4.c: Likewise.
25136 * config/spu/divv2df3.c: Likewise.
25137 * config/spu/float_disf.c: Likewise.
25138 * config/spu/float_unsdidf.c: Likewise.
25139 * config/spu/float_unsdisf.c: Likewise.
25140 * config/spu/float_unssidf.c: Likewise.
25141 * config/spu/mfc_multi_tag_release.c: Likewise.
25142 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25143 * config/spu/mfc_tag_release.c: Likewise.
25144 * config/spu/mfc_tag_reserve.c: Likewise.
25145 * config/spu/mfc_tag_table.c: Likewise.
25146 * config/spu/multi3.c: Likewise.
25147 * config/spu/spu_internals.h: Likewise.
25148 * config/spu/spu_intrinsics.h: Likewise.
25149 * config/spu/spu_mfcio.h: Likewise.
25150 * config/spu/vec_types.h: Likewise.
25151 * config/spu/vmx2spu.h: Likewise.
25152 * config/stormy16/stormy16-lib2.c: Likewise.
25153 * config/svr4.h: Likewise.
25154 * config/sync.c: Likewise.
25155 * config/v850/lib1funcs.asm: Likewise.
25156 * config/vxlib-tls.c: Likewise.
25157 * config/vxlib.c: Likewise.
25158 * config/vxworks-dummy.h: Likewise.
25159 * config/xtensa/crti.asm: Likewise.
25160 * config/xtensa/crtn.asm: Likewise.
25161 * config/xtensa/ieee754-df.S: Likewise.
25162 * config/xtensa/ieee754-sf.S: Likewise.
25163 * config/xtensa/lib1funcs.asm: Likewise.
25164 * config/xtensa/lib2funcs.S: Likewise.
25165 * config/xtensa/linux-unwind.h: Likewise.
25166 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25167 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25168 * coretypes.h: Likewise.
25169 * crtstuff.c: Likewise.
25170 * defaults.h: Likewise.
25171 * dwarf2.h: Likewise.
25172 * emutls.c: Likewise.
25173 * gbl-ctors.h: Likewise.
25174 * gcov-io.h: Likewise.
25175 * ginclude/float.h: Likewise.
25176 * ginclude/iso646.h: Likewise.
25177 * ginclude/stdarg.h: Likewise.
25178 * ginclude/stdbool.h: Likewise.
25179 * ginclude/stddef.h: Likewise.
25180 * ginclude/stdfix.h: Likewise.
25181 * ginclude/stdint-gcc.h: Likewise.
25182 * ginclude/tgmath.h: Likewise.
25183 * gthr-aix.h: Likewise.
25184 * gthr-dce.h: Likewise.
25185 * gthr-gnat.c: Likewise.
25186 * gthr-gnat.h: Likewise.
25187 * gthr-lynx.h: Likewise.
25188 * gthr-mipssde.h: Likewise.
25189 * gthr-nks.h: Likewise.
25190 * gthr-posix.c: Likewise.
25191 * gthr-posix.h: Likewise.
25192 * gthr-posix95.h: Likewise.
25193 * gthr-rtems.h: Likewise.
25194 * gthr-single.h: Likewise.
25195 * gthr-solaris.h: Likewise.
25196 * gthr-tpf.h: Likewise.
25197 * gthr-vxworks.h: Likewise.
25198 * gthr-win32.h: Likewise.
25199 * gthr.h: Likewise.
25200 * libgcc2.c: Likewise.
25201 * libgcc2.h: Likewise.
25202 * libgcov.c: Likewise.
25203 * tsystem.h: Likewise.
25204 * typeclass.h: Likewise.
25205 * unwind-c.c: Likewise.
25206 * unwind-compat.h: Likewise.
25207 * unwind-dw2-fde-compat.c: Likewise.
25208 * unwind-dw2-fde-darwin.c: Likewise.
25209 * unwind-dw2-fde-glibc.c: Likewise.
25210 * unwind-dw2-fde.c: Likewise.
25211 * unwind-dw2-fde.h: Likewise.
25212 * unwind-dw2.c: Likewise.
25213 * unwind-dw2.h: Likewise.
25214 * unwind-generic.h: Likewise.
25215 * unwind-pe.h: Likewise.
25216 * unwind-sjlj.c: Likewise.
25217 * unwind.inc: Likewise.
25218 * config/arm/neon-gen.ml: Change generated copyright header to
25219 refer to version 3 of the GNU General Public License with
25220 version 3.1 of the GCC Runtime Library Exception and to point
25221 readers at the COPYING3 and COPYING3.RUNTIME files and the
25222 FSF's license web page.
25223 * config/arm/arm_neon.h: Regenerate.
25225 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25227 * config/cris/cris.md: Change copyright header to refer to version
25228 3 of the GNU General Public License.
25229 * doc/install.texi2html: Change copyright header to refer to version
25230 3 of the GNU General Public License and to point readers at the
25231 COPYING3 file and the FSF's license web page.
25232 * config/vax/linux.h: Likewise.
25234 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25236 * config/i386/i386.md (cmpcc): New.
25237 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25238 (sync_compare_and_swap_cc*): Delete.
25240 * config/s390/s390.c (s390_compare_emitted): Remove.
25241 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25242 s390_compare_emitted used to be handled. Assert that modes match.
25243 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25244 refer to sync_compare_and_swap_ccsi.
25245 * config/s390/s390.h (s390_compare_emitted): Remove.
25246 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25247 instead of s390_compare_emitted.
25248 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25249 instead of s390_compare_emitted.
25250 * config/s390/s390.md (cmpcc): New.
25251 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25252 CC_REGNUM, do not pretend it's set.
25253 (sync_compare_and_swap_cc*): Delete.
25254 * config/s390/predicates.md (cc_reg_operand): New.
25256 * expr.c (sync_compare_and_swap_cc): Delete.
25257 * optabs.h (sync_compare_and_swap_cc): Delete.
25258 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25259 is being used with can_compare_p.
25260 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25261 (find_cc_set): New.
25262 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25263 look for a MODE_CC set instead. Use emit_store_flag.
25264 (expand_compare_and_swap_loop): Likewise, with some additional
25265 complication to avoid a force_reg when useless. Use
25266 emit_cmp_and_jump_insns.
25267 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25268 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25269 sync_compare_and_swap documentation.
25271 2009-04-09 Jan Hubicka <jh@suse.cz>
25273 * except.c (find_prev_try): Break out from ....
25274 (duplicate_eh_regions): ... here; properly update prev_try pointers
25275 when duplication part of tree.
25276 (dump_eh_tree): Improve dumping.
25277 (verify_eh_region): New.
25278 (verify_eh_tree): Use it.
25280 2009-04-06 Richard Guenther <rguenther@suse.de>
25282 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25283 &ARRAY addresses by adjusting their types and prepending
25285 * tree-cfg.c (verify_gimple_assign_single): Verify that
25286 addresses are correct.
25288 2009-04-09 Richard Guenther <rguenther@suse.de>
25290 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25291 indices into an array reference if possible.
25292 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25293 Fold POINTER_PLUS_EXPR statements with invariant address.
25295 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25298 * config.gcc (powerpc64-*-linux*): Always build biarch.
25300 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25303 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25304 it and pedwarn if this results in an INTEGER_CST.
25306 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25308 * doc/install.texi: Update minimum GMP version. Remove obsolete
25309 text in MPFR section.
25311 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25313 * dwarf2out.c (class_scope_p): New static inline.
25314 (class_or_namespace_scope_p): Use it.
25315 (gen_variable_die): Use DW_TAG_member tag for static data member
25316 declarations instead of DW_TAG_variable.
25318 PR middle-end/39573
25319 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25322 2009-04-08 Richard Guenther <rguenther@suse.de>
25324 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25325 valueize random data.
25327 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25329 * config.gcc (aix tm_file): Add aix-stdint.h.
25330 (aix tm clause use_gcc_stdint): Set to wrap.
25331 * config/rs6000/aix-stdint.h: New file.
25333 2009-04-08 Richard Guenther <rguenther@suse.de>
25335 PR middle-end/36291
25336 * tree-dfa.c (add_referenced_var): Do not recurse into
25337 global initializers.
25338 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25340 (fold_const_aggregate_ref): Likewise.
25342 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25344 * recog.c (ordered_comparison_operator): New.
25345 * gensupport.c (std_preds): Add it.
25346 * doc/md.texi (Machine-Independent Predicates): Document it.
25348 2009-04-08 Jan Hubicka <jh@suse.cz>
25350 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25351 * function.h (rtl_eh): Remove exception_handler_label_map.
25352 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25353 remove_exception_handler_label, for_each_eh_label_1): Remove.
25354 (rtl_remove_unreachable_regions): Remove.
25355 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25356 (find_exception_handler_labels): Don't build the hashtable.
25357 (maybe_remove_eh_handler): Remove.
25358 (for_each_eh_label): Rewrite to walk the tree.
25359 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25360 * except.h (maybe_remove_eh_handler): Remove.
25361 * passes.c (init_optimization_passes): Schedule second EH cleanup
25363 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25364 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25366 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25368 * genoutput.c (validate_optab_operands): New.
25369 (gen_insn, gen_expand): Call it.
25371 * genflags.c (gen_insn): Detect misused iterators.
25372 (main): Pass line_no to gen_insn, exit with status 1 on error.
25374 * genextract.c (line_no): Make global.
25375 (VEC_safe_set_locstr): Change assertion to error message.
25376 (main): Exit with status 1 on error.
25378 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25382 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25383 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25384 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25385 * c-convert.c (convert): Do not call fold on results of conversion
25386 functions when the result is a C_MAYBE_CONST_EXPR.
25387 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25388 of __builtin_choose_expr.
25389 * c-typeck.c (remove_c_maybe_const_expr): New.
25390 (build_unary_op, build_conditional_expr, build_compound_expr,
25391 build_binary_op, c_objc_common_truthvalue_conversion): Call
25392 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25395 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25397 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25398 CODE to produce a new one. Add a prototype to use fold_convert_const
25400 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25403 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25404 mix declarations and code.
25406 2009-04-08 Ben Elliston <bje@au.ibm.com>
25408 * gcc.c: Replace `CC' with `GCC' throughout.
25410 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25412 * doc/invoke.texi: Document Atom support.
25414 2009-04-07 Jason Merrill <jason@redhat.com>
25417 * c-common.h, c-common.c: Add flag_pretty_templates.
25418 * c-opts.c (c_common_handle_option): Set it.
25419 * c.opt: Add -fno-pretty-templates.
25420 * doc/invoke.texi (C++ Dialect Options): Likewise.
25422 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25424 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25425 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25426 (ia64_expand_builtin): Likewise.
25428 2009-04-07 Martin Jambor <mjambor@suse.cz>
25430 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25431 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25432 ADDR_EXPRS are include too.
25434 2009-04-07 Richard Guenther <rguenther@suse.de>
25436 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25437 decls are only used if passes as parameters or if they are
25438 local statics and the call is not to a builtin.
25439 (call_may_clobber_ref_p_1): Likewise.
25441 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25443 * expr.c (do_store_flag): Remove last argument. Simplify code
25444 to avoid duplication of tests already done by can_compare_p.
25445 (expand_expr_real_1): Adjust caller.
25447 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25449 * optabs.c (can_compare_p): Test the predicate of a
25450 cbranch and cstore pattern.
25452 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25454 * expr.c (convert_move): Use emit_store_flag instead of
25457 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25459 * config/i386/i386.c (ix86_compare_emitted): Remove.
25460 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25461 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25462 * config/i386/i386.h (ix86_compare_emitted): Remove.
25463 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25464 instead of ix86_compare_emitted.
25465 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25467 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25469 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25470 Add t-sysroot-suffix to tmake_file.
25471 * config/print-sysroot-suffix.sh: New file.
25472 * config/t-sysroot-suffix: New file.
25474 2009-04-07 Ben Elliston <bje@au.ibm.com>
25476 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25477 as the latter produces a warning when the target does not support
25480 2009-04-07 Ben Elliston <bje@au.ibm.com>
25482 * dfp.c: Replace type punning assignments with memcpy throughout.
25483 * Makefile.in (dfp.o-warn): Remove.
25485 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25488 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25489 Include soft-fp/t-softfp after rs6000/t-linux64.
25491 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25493 * stor-layout.c (set_sizetype): Use the full precision of their
25494 machine mode for bitsize types.
25496 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25498 * config/i386/i386.md: Revert 2 accidental checkins.
25500 2009-04-06 Joey Ye <joey.ye@intel.com>
25501 Xuepeng Guo <xuepeng.guo@intel.com>
25502 H.J. Lu <hongjiu.lu@intel.com>
25504 Atom pipeline model, tuning and insn selection.
25505 * config.gcc (atom): Add atom config options and target.
25507 * config/i386/atom.md: New.
25509 * config/i386/i386.c (atom_cost): New cost.
25510 (m_ATOM): New macro flag.
25511 (initial_ix86_tune_features): Set m_ATOM.
25512 (x86_accumulate_outgoing_args): Likewise.
25513 (x86_arch_always_fancy_math_387): Likewise.
25514 (processor_target): Add Atom cost.
25515 (cpu_names): Add Atom cpu name.
25516 (override_options): Set Atom ISA.
25517 (ix86_issue_rate): New case PROCESSOR_ATOM.
25518 (ix86_adjust_cost): Likewise.
25520 * config/i386/i386.h (TARGET_ATOM): New target macro.
25521 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25522 (TARGET_OPT_AGU): New target option.
25523 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25524 (processor_type): Add PROCESSOR_ATOM.
25526 * config/i386/i386.md (cpu): Add new value "atom".
25527 (use_carry, movu): New attr.
25528 (atom.md): Include atom.md.
25529 (adddi3_carry_rex64): Set attr "use_carry".
25530 (addqi3_carry): Likewise.
25531 (addhi3_carry): Likewise.
25532 (addsi3_carry): Likewise.
25533 (*addsi3_carry_zext): Likewise.
25534 (subdi3_carry_rex64): Likewise.
25535 (subqi3_carry): Likewise.
25536 (subhi3_carry): Likewise.
25537 (subsi3_carry): Likewise.
25538 (x86_movdicc_0_m1_rex64): Likewise.
25539 (*x86_movdicc_0_m1_se): Likewise.
25540 (x86_movsicc_0_m1): Likewise.
25541 (*x86_movsicc_0_m1_se): Likewise.
25542 (*adddi_1_rex64): Emit add insn as much as possible.
25543 (*addsi_1): Likewise.
25544 (return_internal): Set atom_unit.
25545 (return_internal_long): Likewise.
25546 (return_pop_internal): Likewise.
25547 (*rcpsf2_sse): Set atom_sse_attr attr.
25548 (*qrt<mode>2_sse): Likewise.
25549 (*prefetch_sse): Likewise.
25551 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25553 (ix86_target_macros_internal): Likewise.
25555 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25556 (*prefetch_sse_rex): Likewise.
25557 (sse_rcpv4sf2): Likewise.
25558 (sse_vmrcpv4sf2): Likewise.
25559 (sse_sqrtv4sf2): Likewise.
25560 (<sse>_vmsqrt<mode>2): Likewise.
25561 (sse_ldmxcsr): Likewise.
25562 (sse_stmxcsr): Likewise.
25563 (*sse_sfence): Likewise.
25564 (sse2_clflush): Likewise.
25565 (*sse2_mfence): Likewise.
25566 (*sse2_lfence): Likewise.
25567 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25568 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25569 (avx_movdqu<avxmodesuffix>): Likewise.
25570 (avx_lddqu<avxmodesuffix>): Likewise.
25571 (sse2_movntv2di): Change attr "type" to "ssemov".
25572 (sse2_movntsi): Likewise.
25573 (rsqrtv8sf2): Change attr "type" to "sseadd".
25574 (sse3_addsubv2df3): Set attr "atom_unit".
25575 (sse3_h<plusminus_insn>v4sf3): Likewise.
25576 (*sse2_pmaddwd): Likewise.
25577 (*vec_extractv2di_1_rex64): Likewise.
25578 (*vec_extractv2di_1_avx): Likewise.
25579 (sse2_psadbw): Likewise.
25580 (ssse3_phaddwv8hi3): Likewise.
25581 (ssse3_phaddwv4hi3): Likewise.
25582 (ssse3_phadddv4si3): Likewise.
25583 (ssse3_phadddv2si3): Likewise.
25584 (ssse3_phaddswv8hi3): Likewise.
25585 (ssse3_phaddswv4hi3): Likewise.
25586 (ssse3_phsubwv8hi3): Likewise.
25587 (ssse3_phsubwv4hi3): Likewise.
25588 (ssse3_phsubdv4si3): Likewise.
25589 (ssse3_phsubdv2si3): Likewise.
25590 (ssse3_phsubswv8hi3): Likewise.
25591 (ssse3_phsubswv4hi3): Likewise.
25592 (ssse3_pmaddubsw128): Likewise.
25593 (sse3_pmaddubsw: Likewise.
25594 (ssse3_palignrti): Likewise.
25595 (ssse3_palignrdi): Likewise.
25597 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25599 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25601 2009-04-06 Richard Guenther <rguenther@suse.de>
25603 PR tree-optimization/28868
25604 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25605 of which PHI results we inserted.
25606 (insert_into_preds_of_block): Record inserted PHIs.
25607 (eliminate): Eliminate redundant PHI nodes.
25608 (init_pre): Init inserted_phi_names.
25610 2009-04-06 Richard Guenther <rguenther@suse.de>
25612 PR tree-optimization/39643
25613 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25614 IMAGPART_EXPRs of complex constants.
25615 (execute_fold_all_builtins): If we folded a call queue
25616 TODO_update_address_taken.
25618 2009-04-06 Jan Hubicka <jh@suse.cz>
25620 PR middle-end/39659
25621 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25624 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25626 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25628 (ic_invalidate_array): Likewise.
25630 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25632 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25633 alignment for library calls.
25635 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25637 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25638 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25639 * config/i386/mingw-stdint.h: New file.
25641 2009-04-05 Richard Guenther <rguenther@suse.de>
25643 PR tree-optimization/39648
25644 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25645 our &A vs. &A[0] IL deficiencies.
25647 2009-04-04 Jan Hubicka <jh@suse.cz>
25649 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25650 removed toplevel regions.
25651 (sjlj_mark_call_sites): Likewise.
25653 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25655 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25656 (cygwin tm clause use_gcc_stdint): Set to wrap.
25657 * config/i386/cygwin-stdint.h: New file.
25659 2009-04-04 Richard Guenther <rguenther@suse.de>
25661 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25662 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25663 single-argument PHIs if we are in loop-closed SSA form.
25664 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25665 for the pre-condition.
25666 (slpeel_tree_peel_loop_to_edge): Likewise.
25667 (vect_build_loop_niters): Take an optional sequence to append stmts.
25668 (vect_generate_tmps_on_preheader): Likewise.
25669 (vect_do_peeling_for_loop_bound): Take extra guards for the
25671 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25672 the cost model check.
25673 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25674 guards if we are going to peel. Do not apply versioning in that case.
25675 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25676 (vect_do_peeling_for_loop_bound): Likewise.
25677 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25678 loop bound only record extra pre-conditions, do not apply loop
25681 2009-04-04 Richard Guenther <rguenther@suse.de>
25683 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25686 2009-04-04 Jan Hubicka <jh@suse.cz>
25688 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25689 last_basic_block for size of bb->index indexed array.
25690 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25691 compute_out, link_btr_uses, build_btr_def_use_webs,
25692 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25694 2009-04-04 Jan Hubicka <jh@suse.cz>
25696 * except.c (remove_eh_handler_and_replace): Break out from ...
25697 (remove_eh_handler): ... here.
25698 (bring_to_root): New function.
25699 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25700 handled ones, bring others to root of tree.
25702 2009-04-04 Jan Hubicka <jh@suse.cz>
25704 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25705 (all_phis_safe_to_merge): New function.
25706 (update_info): New structure.
25707 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25708 (cleanup_empty_eh): Update SSA if possible.
25710 2009-04-04 Richard Guenther <rguenther@suse.de>
25712 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25713 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25714 (append_vuse): Likewise.
25716 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25718 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25719 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25720 instead of REG_UNSAVED for DW_CFA_undefined.
25721 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25722 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25725 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25728 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25730 2009-04-04 Richard Guenther <rguenther@suse.de>
25732 PR tree-optimization/8781
25733 PR tree-optimization/37892
25734 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25735 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25736 (valueize_refs): Call it for *& valueizations.
25737 (shared_reference_ops_from_ref): Rename to ...
25738 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25739 (shared_reference_ops_from_call): Rename to ...
25740 (valueize_shared_reference_ops_from_call): ... this and valueize.
25741 (vn_reference_lookup): Update.
25742 (visit_reference_op_call): Likewise.
25743 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25744 (eliminate): Value-replace the call address in call statements.
25746 2009-04-04 Richard Guenther <rguenther@suse.de>
25748 PR tree-optimization/39636
25749 * tree-ssa-forwprop.c
25750 (forward_propagate_addr_into_variable_array_index): Check for
25751 GIMPLE_ASSIGN before accessing the rhs code.
25753 2009-04-03 Jason Merrill <jason@redhat.com>
25755 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25757 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25759 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25760 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25761 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25762 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25763 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25764 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25765 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25766 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25767 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25768 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25769 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25770 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25771 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25772 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25773 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25774 Use fr_reg_or_fp01_operand instead of fr_register_operand
25776 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25777 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25778 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25780 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25782 PR rtl-optimization/39607
25783 PR rtl-optimization/39631
25787 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25788 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25789 instead of DF_LR_OUT.
25790 * ira-lives.c (process_bb_node_lives): Ditto.
25791 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25792 instead of DF_LR_{OUT,IN}.
25793 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25794 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25796 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25798 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25799 (execute_lower_omp): Always run but take the short way out if -fopenmp
25801 (gate_lower_omp): Remove, forcing the pass manager to always run the
25802 pass and always set PROP_gimple_lomp.
25803 (pass_lower_omp): Remove gate function.
25804 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25805 PROP_trees. Instead, require it.
25806 * ipa-cp.c (pass_ipa_cp): Likewise.
25807 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25808 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25809 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25810 and PROP_gimple_leh.
25812 2009-04-03 Richard Guenther <rguenther@suse.de>
25814 PR middle-end/13146
25815 PR tree-optimization/23940
25816 PR tree-optimization/33237
25817 PR middle-end/33974
25818 PR middle-end/34093
25819 PR tree-optimization/36201
25820 PR tree-optimization/36230
25821 PR tree-optimization/38049
25822 PR tree-optimization/38207
25823 PR tree-optimization/38230
25824 PR tree-optimization/38301
25825 PR tree-optimization/38585
25826 PR middle-end/38895
25827 PR tree-optimization/38985
25828 PR tree-optimization/39299
25829 * tree-ssa-structalias.h: Remove.
25830 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25831 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25832 (struct vuse_element_d): Remove.
25833 (struct vuse_vec_d): Likewise.
25834 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25835 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25836 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25837 VUSE_ELEMENT_VAR): Likewise.
25838 (struct voptype_d): Likewise.
25839 (NUM_VOP_FREE_BUCKETS): Likewise.
25840 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25841 (struct stmt_operands_d): Remove.
25842 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25843 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25844 VDEF_NUM, VDEF_VECT): Likewise.
25845 (copy_virtual_operands): Remove.
25846 (operand_build_cmp): Likewise.
25847 (create_ssa_artificial_load_stmt): Likewise.
25848 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25849 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25850 vuse_index and mayuse_index members. Pack and move done and iter_type
25851 members to the front.
25852 (SSA_OP_VMAYUSE): Remove.
25853 (SSA_OP_VIRTUAL_USES): Adjust.
25854 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25855 (unlink_stmt_vdef): Declare.
25856 (add_to_addressable_set): Remove.
25857 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25858 (vrp_visit_stmt): Likewise.
25859 * doc/tree-ssa.texi (Alias analysis): Update.
25860 * doc/invoke.texi (max-aliased-vops): Remove docs.
25861 (avg-aliased-vops): Likewise.
25862 * tree-into-ssa.c (syms_to_rename): Remove.
25863 (need_to_update_vops_p): Likewise.
25864 (need_to_initialize_update_ssa_p): Rename to ...
25865 (update_ssa_initialized_fn): ... this. Track function we are
25867 (symbol_marked_for_renaming): Simplify.
25868 (add_new_name_mapping): Do not set need_to_update_vops_p.
25869 (dump_currdefs): Use SYMS_TO_RENAME.
25870 (rewrite_update_stmt): Always walk all uses/defs.
25871 (dump_update_ssa): Adjust.
25872 (init_update_ssa): Take function argument. Track what we are
25874 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25875 (create_new_def_for): Initialize for cfun, assert we are initialized
25877 (mark_sym_for_renaming): Simplify.
25878 (mark_set_for_renaming): Do not initialize update-ssa.
25879 (need_ssa_update_p): Simplify. Take function argument.
25880 (name_mappings_registered_p): Assert we ask for the correct function.
25881 (name_registered_for_update_p): Likewise.
25882 (ssa_names_to_replace): Likewise.
25883 (release_ssa_name_after_update_ssa): Likewise.
25884 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25885 (dump_decl_set): Do not print a newline.
25886 (debug_decl_set): Do it here.
25887 (dump_update_ssa): And here.
25888 * tree-ssa-loop-im.c (move_computations): Adjust.
25889 (movement_possibility): Likewise.
25890 (determine_max_movement): Likewise.
25891 (gather_mem_refs_stmt): Likewise.
25892 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25893 or NAME_MEMORY_TAG.
25894 * tree-complex.c (update_all_vops): Remove.
25895 (expand_complex_move): Adjust.
25896 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25897 Simplify test for memory referencing statement. Exclude
25898 non-invariant ADDR_EXPRs.
25899 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25900 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25901 (rdg_flag_uses): Likewise.
25902 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25904 (tree_optimize_tail_calls_1): Also split the
25905 edge from the entry block if we have degenerate PHI nodes in
25906 the first basic block.
25907 * tree.c (init_ttree): Remove memory-tag related code.
25908 (tree_code_size): Likewise.
25909 (tree_node_structure): Likewise.
25910 (build7_stat): Re-write to be build6_stat.
25911 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25912 (SSA_VAR_P): Adjust.
25913 (struct tree_memory_tag): Remove.
25914 (struct tree_memory_partition_tag): Likewise.
25915 (union tree_node): Adjust.
25916 (build7): Re-write to be build6.
25917 * tree-pass.h (pass_reset_cc_flags): Remove.
25918 (TODO_update_address_taken): New flag.
25919 (pass_simple_dse): Remove.
25920 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25921 * params.h (MAX_ALIASED_VOPS): Remove.
25922 (AVG_ALIASED_VOPS): Likewise.
25923 * omp-low.c (expand_omp_taskreg): Update SSA form.
25924 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25925 aliases the lhs in a copy stmt.
25926 * tree-ssa-dse.c (struct address_walk_data): Remove.
25927 (memory_ssa_name_same): Likewise.
25928 (memory_address_same): Likewise.
25929 (get_kill_of_stmt_lhs): Likewise.
25930 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25931 unused stores. Look through PHI nodes into post-dominated regions.
25932 (dse_optimize_stmt): Simplify. Properly remove stores.
25933 (tree_ssa_dse): Compute dominators.
25934 (execute_simple_dse): Remove.
25935 (pass_simple_dse): Likewise.
25936 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25937 gimple_loaded_syms and gimple_stored_syms computation.
25938 * toplev.c (dump_memory_report): Dump alias and pta stats.
25939 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25940 (vn_reference_eq): Likewise.
25941 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25942 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25943 valueize_vuses): Remove.
25944 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25945 (get_def_ref_stmt_vuse): ... this.
25946 (vn_reference_lookup_2): New function.
25947 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25948 walking equivalent vuses. Simplify.
25949 (vn_reference_lookup): Likewise.
25950 (vn_reference_insert): Likewise.
25951 (vn_reference_insert_pieces): Likewise.
25952 (visit_reference_op_call): Simplify.
25953 (visit_reference_op_load): Likewise.
25954 (visit_reference_op_store): Likewise.
25955 (init_scc_vn): Remove shared_lookup_vuses initialization.
25956 (free_scc_vn): Remove shared_lookup_vuses freeing.
25957 (sort_vuses, sort_vuses_heap): Remove.
25958 (get_ref_from_reference_ops): Export.
25959 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25960 vector with single vuse pointer.
25961 (vn_reference_lookup_pieces, vn_reference_lookup,
25962 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25963 (shared_vuses_from_stmt): Remove.
25964 (get_ref_from_reference_ops): Declare.
25965 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25966 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25967 memory-tag related code.
25968 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25969 (likely_value): Add comment, skip static-chain of call statements.
25970 (surely_varying_stmt_p): Adjust.
25971 (gimplify_and_update_call_from_tree): Likewise.
25972 (execute_fold_all_builtins): Do not rebuild alias info.
25973 (gimplify_and_update_call_from_tree): Properly update VOPs.
25974 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25975 (copy_ref_info): Remove memory-tag related code.
25976 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25977 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25978 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25980 * tree-ssa-dom.c (gimple_p): Remove typedef.
25981 (eliminate_redundant_computations): Adjust.
25982 (record_equivalences_from_stmt): Likewise.
25983 (avail_expr_hash): Likewise.
25984 (avail_expr_eq): Likewise.
25985 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25986 (stmt_makes_single_load): Likewise.
25987 (stmt_makes_single_store): Likewise.
25988 * tree-ssa-alias.c: Rewrite completely.
25989 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25990 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25991 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25992 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25993 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25994 Remove public functions.
25995 (pass_reset_cc_flags): Remove.
25996 (pass_build_alias): Move ...
25997 * tree-ssa-structalias.c (pass_build_alias): ... here.
25998 * tree-ssa-alias.c (may_be_aliased): Move ...
25999 * tree-flow-inline.h (may_be_aliased): ... here.
26000 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26001 count_uses_and_derefs): Move ...
26002 * gimple.c: ... here.
26003 * gimple.h (count_uses_and_derefs): Declare.
26004 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26005 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26006 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26007 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26008 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26009 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26010 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26012 * tree-dfa.c (refs_may_alias_p): Move ...
26013 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26014 * tree-ssa-alias.h: New file.
26015 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26016 (statement_sink_location): Likewise.
26017 * opts.c (decode_options): Do not adjust max-aliased-vops or
26018 avg-aliased-vops values.
26019 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26020 (TV_CALL_CLOBBER): Likewise.
26021 (TV_FLOW_SENSITIVE): Likewise.
26022 (TV_FLOW_INSENSITIVE): Likewise.
26023 (TV_MEMORY_PARTITIONING): Likewise.
26024 (TV_ALIAS_STMT_WALK): New timevar.
26025 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26026 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26027 (get_address_description): Remove memory-tag related code.
26028 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26029 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26030 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26031 and immediate uses in statements. Document.
26032 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26033 (dump_symbols): Remove.
26034 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26035 * alias.c (get_deref_alias_set): New function split out from ...
26036 (get_alias_set): ... here.
26037 * alias.h (get_deref_alias_set): Declare.
26038 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26039 type parameter. Remove restrict pointer handling. Create a
26040 ref-all pointer in case type-based alias sets do not conflict.
26041 (vect_analyze_data_refs): Remove SMT related code.
26042 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26043 (vectorizable_load): Likewise.
26044 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26045 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26046 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26047 Ignore vops and SMTs.
26048 (dr_analyze_alias): Likewise..
26049 (free_data_ref): Likewise.
26050 (create_data_ref): Likewise.
26051 (analyze_all_data_dependences): Likewise.
26052 (get_references_in_stmt): Adjust.
26053 * tree-flow-inline.h (gimple_aliases_computed_p,
26054 gimple_addressable_vars, gimple_call_clobbered_vars,
26055 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26056 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26057 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26058 gimple_mem_ref_stats): Remove.
26059 (gimple_vop): New function.
26060 (op_iter_next_use): Remove vuses and mayuses cases.
26061 (op_iter_next_def): Remove vdefs case.
26062 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26063 (clear_and_done_ssa_iter): Do not set removed fields.
26064 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26065 Assert we are not iterating over vuses or vdefs if not also
26066 iterating over uses or defs.
26067 (op_iter_init_use): Likewise.
26068 (op_iter_init_def): Likewise.
26069 (op_iter_next_vdef): Remove.
26070 (op_iter_next_mustdef): Likewise.
26071 (op_iter_init_vdef): Likewise.
26072 (compare_ssa_operands_equal): Likewise.
26073 (link_use_stmts_after): Handle vuse operand.
26074 (is_call_used): Use is_call_clobbered.
26075 (is_call_clobbered): Global variables are always call clobbered,
26076 query the call-clobbers bitmap.
26077 (mark_call_clobbered): Ignore global variables.
26078 (clear_call_clobbered): Likewise.
26079 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26080 virtual operands sanity check.
26081 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26083 (TARGET_MEM_REF): Remove TMR_TAG operand.
26084 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26085 Remove call-clobber related code.
26086 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26087 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26088 partitions or escape reason.
26089 (get_single_def_stmt, get_single_def_stmt_from_phi,
26090 get_single_def_stmt_with_phi): Remove.
26091 (dump_referenced_vars): Tidy.
26092 (get_ref_base_and_extent): Allow bare decls.
26093 (collect_dfa_stats): Adjust.
26094 * graphite.c (rename_variables_in_stmt): Adjust.
26095 (graphite_copy_stmts_from_block): Likewise.
26096 (translate_clast): Likewise.
26097 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26099 (translate_vuse_through_block): Use the oracle.
26100 (phi_translate_1): Adjust.
26101 (value_dies_in_block_x): Use the oracle. Cache the outcome
26103 (valid_in_sets): Check if the VUSE for
26104 a REFERENCE is available.
26105 (eliminate): Do not remove stmts during elimination,
26106 instead queue and remove them afterwards.
26107 (do_pre): Do not rebuild alias info.
26108 (pass_pre): Run TODO_rebuild_alias before PRE.
26109 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26110 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26111 (mark_all_v_defs_stmt): Remove.
26112 (mark_all_v_defs_seq): Adjust.
26113 (sra_replace): Likewise.
26114 (scalarize_use): Likewise.
26115 (scalarize_copy): Likewise.
26116 (scalarize_init): Likewise.
26117 (scalarize_ldst): Likewise.
26118 (todoflags): Remove.
26119 (tree_sra): Do not rebuild alias info.
26120 (tree_sra_early): Adjust.
26121 (pass_sra): Run TODO_update_address_taken before SRA.
26122 * tree-predcom.c (set_alias_info): Remove.
26123 (prepare_initializers_chain): Do not call it.
26124 (mark_virtual_ops_for_renaming): Adjust.
26125 (mark_virtual_ops_for_renaming_list): Remove.
26126 (initialize_root_vars): Adjust.
26127 (initialize_root_vars_lm): Likewise.
26128 (prepare_initializers_chain): Likewise.
26129 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26130 (may_propagate_copy_into_stmt): Likewise.
26131 (merge_alias_info): Do nothing for now.
26132 (propagate_tree_value_into_stmt): Adjust.
26133 (stmt_may_generate_copy): Likewise.
26134 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26135 not mark symbols for renaming.
26136 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26137 with the same statement, make sure to update the new pointed-to one.
26138 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26139 call statements, do not mark symbols for renaming.
26140 (mark_operand_necessary): Dump something.
26141 (ref_may_be_aliased): New function.
26142 (mark_aliased_reaching_defs_necessary_1): New helper function.
26143 (mark_aliased_reaching_defs_necessary): Likewise.
26144 (mark_all_reaching_defs_necessary_1): Likewise.
26145 (mark_all_reaching_defs_necessary): Likewise.
26146 (propagate_necessity): Do not process virtual PHIs. For
26147 non-aliased loads mark all reaching definitions as necessary.
26148 For aliased loads and stores mark the immediate dominating
26149 aliased clobbers as necessary.
26150 (visited): New global static.
26151 (perform_tree_ssa_dce): Free visited bitmap after propagating
26153 (remove_dead_phis): Perform simple dead virtual PHI removal.
26154 (remove_dead_stmt): Properly unlink virtual operands when
26156 (eliminate_unnecessary_stmts): Schedule PHI removal after
26158 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26159 (process_replaceable): Likewise.
26160 (find_replaceable_in_bb): Likewise.
26161 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26162 based on the single gimple vop.
26163 (verify_flow_insensitive_alias_info): Remove.
26164 (verify_flow_sensitive_alias_info): Likewise.
26165 (verify_call_clobbering): Likewise.
26166 (verify_memory_partitions): Likewise.
26167 (verify_alias_info): Likewise.
26168 (verify_ssa): Adjust..
26169 (execute_update_addresses_taken): Export. Update SSA
26170 manually. Optimize only when optimizing. Use a local bitmap.
26171 (pass_update_address_taken): Remove TODO_update_ssa, add
26173 (pass_update_address_taken): Just use TODO_update_address_taken.
26174 (init_tree_ssa): Do not initialize addressable_vars.
26175 (verify_ssa): Verify new VUSE / VDEF properties.
26176 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26177 Do not call verify_alias_info.
26178 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26179 Do not free the loaded and stored syms bitmaps. Reset the escaped
26180 and callused solutions. Do not free addressable_vars.
26181 Remove memory-tag related code.
26182 (warn_uninitialized_var): Aliases are always available.
26183 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26184 * lambda-code.c (can_put_in_inner_loop): Adjust.
26185 (can_put_after_inner_loop): Likewise.
26186 (perfect_nestify): Likewise.
26187 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26188 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26189 (vectorizable_conversion): Do not mark symbols for renaming.
26190 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26191 (expand_call_inline): Unlink the calls virtual operands before
26193 (tree_function_versioning): Do not call update_ssa if we are not
26194 updating clones. Simplify.
26195 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26196 (propagate_with_phi): Likewise..
26197 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26198 clobber code. Assert we are not aliased or global.
26199 * tree-flow.h: Include tree-ssa-alias.h
26200 (enum escape_type): Remove.
26201 (struct mem_sym_stats_d): Likewise.
26202 (struct mem_ref_stats_d): Likewise.
26203 (struct gimple_df): Add vop member. Remove global_var,
26204 call_clobbered_vars, call_used_vars, addressable_vars,
26205 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26206 escaped and callused members.
26207 (struct ptr_info_def): Remove all members, add points-to solution
26209 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26210 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26211 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26212 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26213 (tree-ssa-alias.o): Likewise.
26214 (toplev.o): Add tree-ssa-alias.h
26215 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26216 * gimple.c (gimple_set_bb): Fix off-by-one error.
26217 (is_gimple_reg): Do not handle memory tags.
26218 (gimple_copy): Also copy virtual operands.
26219 Delay updating the statement. Do not reset loaded and stored syms.
26220 (gimple_set_stored_syms): Remove.
26221 (gimple_set_loaded_syms): Likewise.
26222 (gimple_call_copy_skip_args): Copy the virtual operands
26223 and mark the new statement modified.
26224 * tree-ssa-structalias.c (may_alias_p): Remove.
26225 (set_uids_in_ptset): Take the alias set to prune with as
26226 parameter. Fold in the alias test of may_alias_p.
26227 (compute_points_to_sets): Compute whether a ptr is dereferenced
26228 in a local sbitmap.
26229 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26230 other ADDRESSOF constraints on the lhs.
26231 (get_constraint_for_component_ref): Assert that we don't get
26232 ADDRESSOF constraints from the base of the reference.
26233 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26234 (struct variable_info): Remove collapsed_to member.
26235 (get_varinfo_fc): Remove.
26236 (new_var_info): Do not set collapsed_to.
26237 (dump_constraint): Do not follow cycles.
26238 (dump_constraint_graph): Likewise.
26239 (build_pred_graph): Likewise.
26240 (build_succ_graph): Likewise.
26241 (rewrite_constraints): Likewise.
26242 (do_simple_structure_copy): Remove.
26243 (do_rhs_deref_structure_copy): Remove.
26244 (do_lhs_deref_structure_copy): Remove.
26245 (collapse_rest_of_var): Remove.
26246 (do_structure_copy): Re-implement.
26247 (pta_stats): New global variable.
26248 (dump_pta_stats): New function.
26249 (struct constraint_expr): Make offset signed.
26250 (UNKNOWN_OFFSET): Define special value.
26251 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26252 (solution_set_expand): New helper function split out from ...
26253 (do_sd_constraint): ... here.
26254 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26255 (do_ds_constraint): Likewise.
26256 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26257 and CALLUSED = *CALLUSED.
26258 (set_union_with_increment): Make inc argument signed.
26259 (type_safe): Remove.
26260 (get_constraint_for_ptr_offset): Handle unknown and negative
26262 (first_vi_for_offset): Handle offsets before start. Bail
26263 out early for offsets beyond the variable extent.
26264 (first_or_preceding_vi_for_offset): New function.
26265 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26266 Together with ESCAPED = *ESCAPED this properly computes reachability.
26267 (find_what_var_points_to): New function.
26268 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26269 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26270 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26271 pt_solutions_intersect): New functions.
26272 (compute_call_used_vars): Remove.
26273 (compute_may_aliases): New main entry into PTA computation.
26274 * gimple.h (gimple_p): New typedef.
26275 (struct gimple_statement_base): Remove references_memory_p.
26276 (struct gimple_statement_with_memory_ops_base): Remove
26277 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26279 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26280 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26281 gimple_set_references_memory): Remove.
26282 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26283 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26285 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26286 (verify_expr): Allow RESULT_DECL.
26287 (gimple_duplicate_bb): Do not copy virtual operands.
26288 (gimple_duplicate_sese_region): Adjust.
26289 (gimple_duplicate_sese_tail): Likewise.
26290 (mark_virtual_ops_in_region): Remove.
26291 (move_sese_region_to_fn): Do not call it.
26292 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26293 and pass_simple_dse.
26294 (execute_function_todo): Handle TODO_update_address_taken,
26295 call execute_update_addresses_taken for TODO_rebuild_alias.
26296 (execute_todo): Adjust.
26297 (execute_one_pass): Init dump files early.
26298 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26300 (create_general_new_stmt): Clear vops.
26301 * tree-ssa-reassoc.c (get_rank): Adjust.
26302 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26303 symbols for renaming.
26304 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26305 (PARAM_AVG_ALIASED_VOPS): Likewise.
26306 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26307 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26308 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26309 (operand_build_cmp, copy_virtual_operands,
26310 create_ssa_artificial_load_stmt, add_to_addressable_set,
26311 gimple_add_to_addresses_taken): Remove public functions.
26312 (unlink_stmt_vdef): New function.
26314 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26316 * config.gcc (powerpc-*-linux*): Merge variants.
26318 2009-04-02 Chao-ying Fu <fu@mips.com>
26319 James Grosbach <james.grosbach@microchip.com>
26321 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26322 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26324 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26325 keep_interrupts_masked_p, use_debug_exception_return_p.
26326 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26327 keep_interrupts_masked, use_debug_exception_return.
26328 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26329 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26331 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26332 (mips_print_operand): Process COP0 registers to print $0 .. $31
26333 correctly for GAS to process.
26334 (mips_interrupt_extra_call_saved_reg_p): New function.
26335 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26337 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26338 (mips_compute_frame_info): Add supports for interrupt context that
26339 includes doubleword accumulators and COP0 registers.
26340 (mips_for_each_saved_acc): New function.
26341 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26342 mips_for_each_saved_reg.
26343 (mips_save_reg): Save accumulators.
26344 (mips_kernel_reg_p): A new for_each_rtx callback.
26345 (mips_expand_prologue): Support interrupt handlers.
26346 (mips_restore_reg): Restore accumulators.
26347 (mips_expand_epilogue): Support interrupt handlers.
26348 (mips_can_use_return_insn): Return false for interrupt handlers.
26349 (mips_epilogue_uses): New function.
26350 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26351 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26352 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26353 cop0_move): New instructions.
26354 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26355 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26357 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26359 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26360 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26361 interrupt handlers, we use K0 as the temporary register.
26362 (EPILOGUE_USES): Change to a function call.
26363 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26364 handlers, we use K0 as the temporary register.
26366 * doc/extend.texi (Function Attributes): Document interrupt,
26367 use_shadow_register_set, keep_interrupts_masked,
26368 use_debug_exception_return for MIPS attributes.
26370 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26372 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26373 Remove a number of t-files from tmake_file.
26374 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26375 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26376 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26377 target_prototype, not TARGET_PROTOTYPE.
26378 (LINK_OS_GNU_SPEC): Define.
26379 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26380 and darwin-ldoubdle.c.
26382 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26385 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26386 (cpp_options): Ditto.
26387 (default_compilers): Ditto.
26388 (display_help): Ditto.
26389 (process_command): Ditto.
26390 (do_spec_1): Ditto.
26391 (set_input): Use lbasename instead of duplicate code.
26392 (save_temps_prefix): New static for -save-temps=obj.
26393 (save_temps_length): Ditto.
26395 * doc/invoke.texi (-save-temps=obj): Document new variant to
26396 -save-temps switch.
26398 2009-04-02 Jeff Law <law@redhat.com>
26400 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26403 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26405 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26406 * configure: Regenerated.
26408 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26410 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26411 share the argument list.
26413 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26417 2009-02-12 Diego Novillo <dnovillo@google.com>
26419 * varpool.c (debug_varpool): New.
26420 * cgraph.h (debug_varpool): Declare.
26422 2009-04-02 Jan Hubicka <jh@suse.cz>
26424 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26427 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26429 * config/i386/i386.c (ix86_abi): Move initialization to ...
26430 (override_options): Here.
26432 2009-04-02 Christian Bruel <christian.bruel@st.com>
26434 * config/sh/sh.c (sh_dwarf_register_span): New function.
26435 (TARGET_DWARF_REGISTER_SPAN): Define.
26436 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26438 2009-04-02 Ira Rosen <irar@il.ibm.com>
26440 PR tree-optimization/39595
26441 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26442 interleaved loads group is not greater than the SLP group size.
26444 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26446 * builtins.c (is_builtin_name): New.
26447 (called_as_built_in): Use is_builtin_name.
26448 * tree.h (is_builtin_name): New.
26449 * varasm.c (incorporeal_function_p): Use is_builtin_name
26451 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26453 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26455 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26458 * c-decl.c (clone_underlying_type): Move this ...
26459 * c-common.c (set_underlying_type): ... here.
26460 Also, make sure the function properly sets TYPE_STUB_DECL() on
26461 the newly created typedef variant type.
26462 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26463 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26466 2009-04-02 Richard Guenther <rguenther@suse.de>
26468 PR tree-optimization/37221
26469 * tree-flow.h (degenerate_phi_result): Declare.
26470 * tree-ssa-dom.c (degenerate_phi_result): Export.
26471 * tree-scalar-evolution.c (analyze_initial_condition): If
26472 the initial condition is defined by a degenerate PHI node
26473 use the degenerate value.
26475 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26477 PR rtl-optimization/39588
26478 * combine.c (merge_outer_ops): Do not set the constant when this
26480 (simplify_shift_const_1): Do not modify it either in this case.
26482 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26484 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26485 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26487 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26490 * c-lex.c (interpret_float): Default (no suffix) is double.
26492 2009-04-1 Xinliang David Li <davidxl@google.com>
26494 * config/i386/i386.c (legitimate_constant_p): Recognize
26495 all one vector constant.
26497 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26499 * config/vax/vax.c: Add #includes to silence warnings.
26500 Change #include order to silence two warnings.
26502 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26504 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26505 (ASM_SPEC): Pass -k to the assembler for PIC code.
26507 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26509 * config.gcc: Add vax-*-linux* to the switch.
26510 * config/vax/linux.h: New file. (TARGET_VERSION,
26511 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26515 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26516 Use predicate macros instead of GET_CODE() == foo.
26517 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26518 ashlsi3, rotrsi3, <unnamed>): Likewise.
26520 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26522 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26523 jbbccihi, jbbccisi): Remova trailing whitespace.
26524 * config/vax/constraints.md: Likewise.
26525 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26526 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26527 * config/vax/predicates.md: Likewise.
26528 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26529 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26530 * config/vax/vax.h: Likewise.
26531 * config/vax/vax.md (nonlocal_goto): Likewise.
26533 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26535 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26536 (indirectable_address_p, adjacent_operands_p): Add spaces around
26538 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26542 * config/vax/vax.c (legitimate_constant_address_p,
26543 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26544 index_term_p, reg_plus_index_p, legitimate_address_p,
26545 vax_mode_dependent_address_p): Update comments to match functions
26546 modified by the recent int->bool conversion.
26548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26550 * config/vax/builtins.md: Update copyright message.
26551 * config/vax/constraints.md: Likewise.
26552 * config/vax/netbsd-elf.h: Likewise.
26553 * config/vax/predicates.md: Likewise.
26554 * config/vax/vax-protos.h: Likewise.
26555 * config/vax/vax.c: Likewise.
26556 * config/vax/vax.h: Likewise.
26557 * config/vax/vax.md: Likewise.
26558 * config/vax/vax.opt: Likewise.
26560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26562 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26563 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26564 * config/vax/constraints.md (B, R): Likewise.
26565 * config/vax/predicates.md (external_memory_operand,
26566 nonimmediate_addsub_di_operand): Likewise.
26567 * config/vax/vax.c (vax_output_int_add): Likewise.
26568 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26569 untyped_call): Likewise.
26571 2009-04-01 Matt Thomas <matt@3am-software.com>
26573 * config/vax/predicates.md: New file.
26574 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26575 external_const_operand, nonsymbolic_operand, external_memory_operand,
26576 indirect_memory_operand, indexed_memory_operand,
26577 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26578 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26580 * config/vax/constraints.md: New file.
26581 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26583 * config/vax/builtins.md: New file.
26584 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26585 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26587 * config/vax/vax.opt (mqmath): Add option.
26588 * config/vax/vax.md (isfx): Extend with DI.
26589 (VAXintQH, VAXintQHSD): Define.
26590 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26591 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26592 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26593 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26594 (movdi): Update constraints and use vax_output_int_move().
26595 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26596 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26597 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26598 nonlocal_goto): New.
26599 (mov<mode>): Extend accepted operand types.
26600 (subdi3_old): Rename from subdi3, change update constraints and use
26601 a new implementation.
26602 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26603 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26604 MOVE_RATIO, CLEAR_RATIO): Define.
26605 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26606 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26607 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26608 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26609 (split_quadword_operands): Make static and really allow variable
26611 (print_operand_address): Update for PIC generation.
26612 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26613 indexable_address_p, fixup_mathdi_operand,
26614 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26615 (vax_float_literal, legitimate_constant_p,
26616 indirectable_constant_address_p, index_term_p,
26617 reg_plus_index_p): Return bool instead of int.
26618 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26620 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26622 (vax_output_conditional_branch): Indent.
26623 (legitimate_constant_address_p, indirectable_constant_address_p,
26624 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26625 vax_mode_dependent_address_p): Return bool instead of int, update for
26627 * config/vax/vax-protos.h (legitimate_constant_address_p,
26628 legitimate_constant_p, legitimate_address_p,
26629 vax_mode_dependent_address_p): Change declaration to bool.
26630 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26631 vax_expand_addsub_di_operands, vax_output_int_subtract,
26632 vax_output_movmemsi): Declare.
26633 (split_quadword_operands, vax_float_literal): Delete declaration.
26634 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26635 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26636 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26637 ASM_OUTPUT_DWARF_PCREL): Define.
26638 (ASM_SPEC): Change definition to allow PIC generation.
26640 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26642 * doc/sourcebuild.texi: Update front-end requirements.
26644 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26647 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26648 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26649 (booldi3_internal3): Use boolean_or_operator instead of
26652 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26655 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26656 declarator whose size is not an integer constant expression but
26657 folds to an integer constant, then treat it as a constant
26660 2009-04-01 Richard Guenther <rguenther@suse.de>
26662 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26663 i * 4 + 2 to (i * 2 + 1) * 2.
26665 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26668 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26669 return if c_parser_asm_string_literal returned NULL.
26671 2009-04-01 Nick Clifton <nickc@redhat.com>
26673 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26675 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26676 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26677 other typedefs to avoid conflicts with libgcc2.c. Define labels
26678 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26680 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26681 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26684 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26686 * varasm.c (default_function_rodata_section): Declare DOT as
26689 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26690 Andrey Galkin <agalkin@hypercom.com>
26693 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26694 Make object_name unique for each process.
26696 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26699 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26700 addressable variables in the parallel that could go out of scope while
26701 running queued tasks.
26703 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26705 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26706 (CASE_VALUES_THRESHOLD): Redefine.
26707 * config/avr/avr.c (avr_override_options): Remove initialization of
26708 avr_case_values_threshold variable.
26709 (avr_case_values_threshold): Remove variable. Add new function.
26710 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26711 * config/avr/avr.opt (mno-tablejump): Remove option.
26712 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26714 2009-04-01 DJ Delorie <dj@redhat.com>
26716 * varasm.c (default_function_rodata_section): Don't assume
26717 anything about where the first '.' in the section name is.
26719 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26721 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26722 rs6000_emit_stack_tie.
26724 2009-03-31 Ian Lance Taylor <iant@google.com>
26726 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26727 gimple_code with GIMPLE_RESX, not RESX.
26729 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26731 * c-common.c (c_get_ident): New.
26732 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26734 2009-04-01 Ben Elliston <bje@au.ibm.com>
26736 * config/rs6000/sysv4.opt (msdata): Improve option description.
26738 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26740 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26741 (divdf3_internal_lat): Remove.
26742 (divxf3_internal_lat): Remove.
26743 (divxf3_internal_thr): Remove.
26744 (divxf): Use divxf3_internal.
26745 * config/ia64/div.md (divsf3_internal_lat): New.
26746 (divdf3_internal_lat): New.
26747 (divxf3_internal): New.
26749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26752 * Makefile.in (USE_GCC_STDINT): Define.
26753 (stmp-int-hdrs): Install stdint.h if applicable.
26754 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26756 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26757 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26758 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26759 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26760 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26761 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26762 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26763 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26764 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26765 (c_common_nodes_and_builtins): Initialize
26766 underlying_wchar_type_node. Do not initialize
26767 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26768 nodes for new types.
26769 (c_stddef_cpp_builtins): Define macros for new types.
26770 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26772 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26773 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26774 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26775 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26776 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26777 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26778 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26779 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26780 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26781 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26782 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26783 int16_type_node, int32_type_node, int64_type_node,
26784 uint8_type_node, uint16_type_node, c_uint32_type_node,
26785 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26786 int_least32_type_node, int_least64_type_node,
26787 uint_least8_type_node, uint_least16_type_node,
26788 uint_least32_type_node, uint_least64_type_node,
26789 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26790 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26791 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26792 uintptr_type_node): Define.
26793 * c-cppbuiltin.c (builtin_define_constants,
26794 builtin_define_type_minmax): New.
26795 (builtin_define_stdint_macros): Define more macros.
26796 (c_cpp_builtins): Define more limit macros.
26797 (type_suffix): New.
26798 (builtin_define_type_max): Define in terms of
26799 builtin_define_type_minmax. Remove is_long parameter. All
26801 * config.gcc (use_gcc_stdint): Define.
26802 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26803 Add newlib-stdint.h for generic targets.
26804 * config/glibc-stdint.h, config/newlib-stdint.h,
26805 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26806 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26807 * config/score/score.h (UINTPTR_TYPE): Define.
26808 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26809 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26810 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26811 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26812 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26813 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26814 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26815 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26816 * config/spu/spu.h (STDINT_LONG32): Define.
26817 * configure.ac (use_gcc_stdint): Substitute.
26818 * configure: Regenerate.
26819 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26820 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26821 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26822 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26823 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26824 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26825 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26826 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26827 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26828 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26829 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26830 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26831 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26832 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26833 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26834 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26835 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26836 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26837 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26838 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26839 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26840 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26841 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26842 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26843 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26844 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26845 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26846 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26847 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26849 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26851 * loop-iv.c (suitable_set_for_replacement): Renamed from
26852 simplify_using_assignment; changed to return bool and to accept new
26853 args DEST and SRC. Return true iff we find a source/destination pair
26854 that can be used to make a replacement, and fill SRC and DEST if so.
26855 Remove arg ALTERED. Don't deal with altered regs here. All callers
26857 (simplify_using_initial_values): Deal with altered regs here and track
26858 more precisely the effect they have on the validity of our expression.
26860 * loop-iv.c (simplify_using_condition): A condition of the form
26861 (EQ REG CONST) can be used to simply make a substitution.
26862 (simplify_using_initial_values): Keep track of conditions we have seen
26863 and keep using them to simplify new expressions, while applying the
26864 same substitutions to them as to the expression.
26866 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26867 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26870 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26871 changed. Use this when trying to improve the upper bound.
26872 Generate the comparison by using simplify_gen_relational.
26874 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26876 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26878 (simplify_using_assignment, simplify_using_initial_values): Call
26879 replace_in_expr to make replacements. Call replace_single_def_regs
26880 once on the initial version of the expression.
26882 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26885 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26887 2009-03-31 Richard Guenther <rguenther@suse.de>
26889 PR middle-end/31029
26890 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26891 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26893 2009-03-31 Richard Guenther <rguenther@suse.de>
26895 * tree.h (div_if_zero_remainder): Declare.
26896 * fold-const.c (div_if_zero_remainder): Export.
26897 * tree-ssa-forwprop.c
26898 (forward_propagate_addr_into_variable_array_index): Handle
26899 constant array index addition outside of the variable index.
26901 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26904 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26905 define_splits, floatunssi<mode>2): Require x87 conversions from
26906 DImode to be permitted.
26908 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26910 PR preprocessor/15638
26911 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26913 2009-03-31 Richard Guenther <rguenther@suse.de>
26915 PR middle-end/23401
26916 PR middle-end/27810
26917 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26918 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26919 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26920 a separate statement.
26921 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26922 (lookup_tmp_var): Likewise.
26923 (is_gimple_formal_tmp_or_call_rhs): Remove.
26924 (is_gimple_reg_or_call_rhs): Rename to ...
26925 (is_gimple_reg_rhs_or_call): ... this.
26926 (is_gimple_mem_or_call_rhs): Rename to ...
26927 (is_gimple_mem_rhs_or_call): ... this.
26928 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26929 DECL_GIMPLE_REG_P only if is_formal is true.
26930 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26931 for non-proper post-modify expression gimplification.
26932 (gimplify_self_mod_expr): For post-modify expressions gimplify
26933 the lvalue to a minimal lvalue.
26934 (rhs_predicate_for): Remove formal temp case.
26935 (gimplify_modify_expr_rhs): Likewise.
26936 (gimplify_addr_expr): Use is_gimple_reg.
26937 (gimplify_expr): Remove formal temp cases.
26938 (gimple_regimplify_operands): Likewise.
26939 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26940 and FILTER_EXPR like constants.
26941 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26943 (is_gimple_formal_tmp_rhs): Remove.
26944 (is_gimple_reg_rhs): Remove special casing.
26945 (is_gimple_mem_rhs): Fix.
26946 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26947 (is_gimple_formal_tmp_var): Remove.
26948 (is_gimple_formal_tmp_reg): Likewise.
26949 (is_gimple_min_lval): Allow invariant component ref parts.
26950 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26951 is_gimple_formal_tmp_reg): Remove declarations.
26952 * tree-cfg.c (verify_expr): Verify that variables with address
26953 taken do not have DECL_GIMPLE_REG_P set.
26954 * tree-mudflap.c (mf_build_check_statement_for): Use
26955 force_gimple_operand instead of gimplify_expr.
26957 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26959 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26960 schedulable rows to compute_split_row.
26962 2009-03-31 Ben Elliston <bje@au.ibm.com>
26965 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26968 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26970 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26971 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26972 * configure: Regenerate.
26973 * config.in: Regenerate.
26974 * config/rs6000/rs6000.opt (mtls-markers): Add.
26975 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26976 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26977 (tls_ld_aix, tls_ld_sysv): Likewise.
26978 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26979 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26981 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26983 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26985 2009-03-30 Jan Hubicka <jh@suse.cz>
26987 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26989 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26990 detection and label handling.
26992 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26994 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26995 left_conflicts_size.
26996 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26997 ALLOCNO_LEFT_CONFLICTS_SIZE.
26999 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27000 remove_allocno_from_bucket_and_push,
27001 allocno_spill_priority_compare, push_allocnos_to_stack,
27002 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27003 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27004 (setup_allocno_left_conflicts_num): Ditto. Rename to
27005 setup_allocno_left_conflicts_size.
27006 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27007 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27008 setup_allocno_left_conflicts_size instead of
27009 setup_allocno_left_conflicts_num.
27011 * ira-build.c (ira_create_allocno): Use
27012 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27013 ALLOCNO_LEFT_CONFLICTS_NUM.
27015 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27017 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27018 instead of DF_LR_OUT.
27020 * ira-lives.c (process_bb_node_lives): Ditto.
27022 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27023 instead of DF_LR_{OUT,IN}.
27025 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27027 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27029 2009-03-30 Jan Hubicka <jh@suse.cz>
27031 * except.c (label_to_region_map): Fix thinko.
27033 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27035 PR middle-end/38237
27036 * tree.h (tree_find_value): New declaration.
27037 * tree.c (tree_find_value): New function.
27038 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27040 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27043 * c-decl.c (struct c_binding): Add locus field.
27044 (bind): Add locus argument, set locus field from it.
27045 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27046 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27047 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27048 implicitly_declare, undeclared_variable, lookup_label,
27049 declare_label, c_make_fname_decl, c_builtin_function,
27050 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27053 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27056 * config/i386/i386.c (classify_argument): Check total size of
27059 2009-03-30 Martin Jambor <mjambor@suse.cz>
27061 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27062 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27063 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27066 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27067 seen_variable_array_ref while also traversing a union.
27069 * tree-inline.c (optimize_inline_calls): Do not call
27070 cgraph_node_remove_callees.
27071 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27072 (pass_remove_cgraph_callee_edges): New variable.
27073 * passes.c (init_optimization_passes): Add
27074 pass_remove_cgraph_callee_edges after early inlining and before all
27075 late intraprocedural passes.
27077 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27079 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27081 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27082 Fix typos in names.
27084 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27086 * combine.c (simplify_comparison): Use have_insn_for.
27087 * dojump.c (do_jump): Likewise.
27089 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27091 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27092 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27093 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27094 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27095 instead of sparc_compare_emitted.
27096 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27097 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27098 instead of sparc_compare_emitted.
27100 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27102 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27103 enter/exit cfglayout mode.
27104 (pass_partition_block): Require it.
27105 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27106 (combine_instructions): Track basic blocks instead of labels.
27107 (update_cfg_for_uncondjump): New.
27108 (try_combine): Use it. Update jumps after rescanning.
27109 (pass_combine): Require PROP_cfglayout.
27110 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27112 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27114 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27115 Provide/destroy PROP_cfglayout respectively.
27116 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27117 * tree-pass.h (PROP_cfglayout): New.
27119 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27121 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27122 fold_convert_const_fixed_from_fixed,
27123 fold_convert_const_fixed_from_int,
27124 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27125 set TREE_CONSTANT_OVERFLOW.
27126 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27127 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27129 2009-03-30 Ira Rosen <irar@il.ibm.com>
27131 * tree-vect-loop-manip.c: New file.
27132 * tree-vectorizer.c: Update documentation and included files.
27133 (vect_loop_location): Make extern.
27134 (rename_use_op): Move to tree-vect-loop-manip.c
27135 (rename_variables_in_bb, rename_variables_in_loop,
27136 slpeel_update_phis_for_duplicate_loop,
27137 slpeel_update_phi_nodes_for_guard1,
27138 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27139 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27140 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27141 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27142 find_loop_location): Likewise.
27143 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27144 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27145 get_vectype_for_scalar_type, vect_is_simple_use,
27146 supportable_widening_operation, supportable_narrowing_operation):
27148 (bb_in_loop_p): Move to tree-vect-loop.c.
27149 (new_loop_vec_info, destroy_loop_vec_info,
27150 reduction_code_for_scalar_code, report_vect_op,
27151 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27152 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27153 (vect_supportable_dr_alignment): Likewise.
27154 * tree-vectorizer.h (tree-data-ref.h): Include.
27155 (vect_loop_location): Declare.
27156 Reorganize function declarations according to the new file structure.
27157 * tree-vect-loop.c: New file.
27158 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27159 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27160 * tree-vect-data-refs.c: New file.
27161 * tree-vect-patterns.c (timevar.h): Don't include.
27162 * tree-vect-stmts.c: New file.
27163 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27164 tree-vect-slp.c, tree-vect-loop.c.
27165 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27166 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27167 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27168 (tree-vect-analyze.o): Remove.
27169 (tree-vect-transform.o): Likewise.
27170 (tree-vect-data-refs.o): Add rule.
27171 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27172 tree-vect-slp.o): Likewise.
27173 (tree-vect-patterns.o): Remove redundant dependencies.
27174 (tree-vectorizer.o): Likewise.
27175 * tree-vect-slp.c: New file.
27177 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27179 * optc-gen.awk: Warn if an option flag has multiple different
27182 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27184 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27185 -floop-block): Document dependences on PPL, CLooG and Graphite.
27187 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27189 PR rtl-optimization/323
27190 * c-common.c (c_fully_fold, convert_and_check,
27191 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27192 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27193 * c-common.def (EXCESS_PRECISION_EXPR): New.
27194 * c-cppbuiltin.c (builtin_define_float_constants): Define
27195 constants with enough digits for long double.
27196 * c-lex.c (interpret_float): Interpret constant with excess
27197 precision where appropriate.
27198 * c-opts.c (c_common_post_options): Set
27199 flag_excess_precision_cmdline. Give an error for
27200 -fexcess-precision=standard for C++ for processors where the
27201 option is significant.
27202 * c-parser.c (c_parser_conditional_expression): Handle excess
27203 precision in condition.
27204 * c-typeck.c (convert_arguments): Handle arguments with excess
27206 (build_unary_op): Move excess precision outside operation.
27207 (build_conditional_expr): Likewise.
27208 (build_compound_expr): Likewise.
27209 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27210 (build_modify_expr): Handle excess precision in RHS.
27211 (convert_for_assignment): Handle excess precision in converted
27213 (digest_init, output_init_element, process_init_element): Handle
27214 excess precision in initializer.
27215 (c_finish_return): Handle excess precision in return value.
27216 (build_binary_op): Handle excess precision in operands and add
27217 excess precision as needed for operation.
27218 * common.opt (-fexcess-precision=): New option.
27219 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27220 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27221 For standard excess precision, output explicit conversion to and
27222 truncation from XFmode.
27223 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27224 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27225 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27226 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27227 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27228 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27229 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27230 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27231 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27232 define_splits, sqrt<mode>2): Disable where appropriate for
27233 standard excess precision.
27234 * convert.c (convert_to_real): Do not shorten arithmetic to type
27235 for which excess precision would be used.
27236 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27237 * doc/invoke.texi (-fexcess-precision=): Document option.
27238 (-mfpmath=): Correct index entry.
27239 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27240 flag_excess_precision): New.
27241 * langhooks.c (lhd_post_options): Set
27242 flag_excess_precision_cmdline.
27243 * opts.c (common_handle_option): Handle -fexcess-precision=.
27244 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27245 init_excess_precision): New.
27246 (lang_dependent_init_target): Call init_excess_precision.
27247 * tree.c (excess_precision_type): New.
27248 * tree.h (excess_precision_type): Declare.
27250 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27253 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27254 non-lvalue to component.
27256 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27258 PR preprocessor/34695
27259 * Makefile.in (c-opts.o): Depend on c-tree.h.
27260 * c-common.c: Move down include of diagnostic.h.
27261 (done_lexing, c_cpp_error): New.
27262 * c-common.h (done_lexing): Declare.
27263 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27265 * c-opts.c: Include c-tree.h.
27266 (c_common_init_options): Set preprocessor error callback.
27267 (c_common_handle_option): Do not set preprocessor
27268 inhibit_warnings, warnings_are_errors, warn_system_headers,
27269 pedantic_errors or inhibit_warnings flags.
27270 (c_common_post_options): Do not check cpp_errors (parse_in).
27271 (c_common_finish): Do not output dependencies if there were
27272 errors. Do not check return value of cpp_finish.
27273 * c-ppoutput.c (pp_file_change): Set input_location.
27274 * c-tree.h (c_cpp_error): Declare.
27275 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27277 (diagnostic_build_prefix): Check override_column.
27278 * diagnostic.h (diagnostic_info): Add override_column field.
27279 (diagnostic_override_column): Define.
27281 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27283 * c-common.c (c_expand_expr, c_staticp): Remove.
27284 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27285 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27286 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27287 * c-gimplify.c (gimplify_compound_literal_expr,
27288 optimize_compound_literals_in_ctor): Remove.
27289 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27290 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27291 * c-semantics.c (emit_local_var): Remove.
27293 * langhooks-def.h (lhd_expand_expr): Remove.
27294 * langhooks.c (lhd_expand_expr): Remove.
27295 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27297 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27298 handling from c-semantics.c; don't call into langhook.
27299 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27300 * gimplify.c (gimplify_compound_literal_expr,
27301 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27302 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27303 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27304 as was done in c-gimplify.c.
27305 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27306 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27307 Move from c-common.h.
27308 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27310 * tree.c (staticp): Do not call langhook.
27311 * langhooks.c (lhd_staticp): Delete.
27312 * langhooks-def.h (lhd_staticp): Delete prototype.
27313 (LANG_HOOKS_STATICP): Delete.
27314 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27316 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27317 instead of DECL_STMTs.
27319 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27327 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27329 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27330 contained expression.
27331 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27332 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27333 conditional expressions for C.
27334 (decl_constant_value_for_optimization): Move from
27335 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27336 whether optimizing and that the expression is a VAR_DECL not of
27337 array type instead of doing such checks in the caller. Do not
27338 check pedantic. Call gcc_unreachable for C++.
27339 * c-common.def (C_MAYBE_CONST_EXPR): New.
27340 * c-common.h (c_fully_fold, c_save_expr,
27341 decl_constant_value_for_optimization): New prototypes.
27342 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27343 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27344 EXPR_INT_CONST_OPERANDS): Define.
27345 * c-convert.c (convert): Strip nops from expression.
27346 * c-decl.c (groktypename): Take extra parameters expr and
27347 expr_const_operands. Update call to grokdeclarator.
27348 (start_decl): Update call to grokdeclarator. Add statement for
27349 expressions used in type of decl.
27350 (grokparm): Update call to grokdeclarator.
27351 (push_parm_decl): Update call to grokdeclarator.
27352 (build_compound_literal): Add parameter non_const and build a
27353 C_MAYBE_COSNT_EXPR if applicable.
27354 (grokdeclarator): Take extra parameters expr and
27355 expr_const_operands. Track expressions used in declaration
27356 specifiers and declarators. Fold array sizes and track whether
27357 they are constant expressions and whether they are integer
27358 constant expressions.
27359 (parser_xref_tag): Set expr and expr_const_operands fields in
27361 (grokfield): Update call to grokdeclarator.
27362 (start_function): Update call to grokdeclarator.
27363 (build_null_declspecs): Set expr and expr_const_operands fields in
27365 (declspecs_add_type): Handle expressions in typeof specifiers.
27366 * c-parser.c (c_parser_declspecs): Set expr and
27367 expr_const_operands fields for declaration specifiers.
27368 (c_parser_enum_specifier): Likewise.
27369 (c_parser_struct_or_union_specifier): Likewise.
27370 (c_parser_typeof_specifier): Likewise. Update call to
27371 groktypename. Fold expression as needed. Return expressions with
27372 type instead of adding statements.
27373 (c_parser_attributes): Update calls to c_parser_expr_list.
27374 (c_parser_statement_after_labels): Fold expression before passing
27375 to objc_build_throw_stmt.
27376 (c_parser_condition): Fold expression.
27377 (c_parser_asm_operands): Fold expression.
27378 (c_parser_conditional_expression): Use c_save_expr. Update call
27379 to build_conditional_expr.
27380 (c_parser_alignof_expression): Update call to groktypename.
27381 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27382 original_code. Fold expression argument of va_arg. Create
27383 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27384 argument to va_arg. Update calls to groktypename. Fold array
27385 index for offsetof. Verify that first argument to
27386 __builtin_choose_expr has integer type.
27387 (c_parser_postfix_expression_after_paren_type): Update calls to
27388 groktypename and build_compound_literal. Handle expressions with
27389 side effects in type name.
27390 (c_parser_postfix_expression_after_primary): Update call to
27391 c_parser_expr_list. Set original_code for calls to
27392 __builtin_constant_p.
27393 (c_parser_expr_list): Take extra parameter fold_p. Fold
27394 expressions if requested.
27395 (c_parser_objc_type_name): Update call to groktypename.
27396 (c_parser_objc_synchronized_statement): Fold expression.
27397 (c_parser_objc_receiver): Fold expression.
27398 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27399 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27400 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27401 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27402 (struct c_typespec): Add elements expr and expr_const_operands.
27403 (struct c_declspecs): Add elements expr and expr_const_operands.
27404 (groktypename, build_conditional_expr, build_compound_literal):
27406 (in_late_binary_op): Declare.
27407 * c-typeck.c (note_integer_operands): New function.
27408 (in_late_binary_op): New variable.
27409 (decl_constant_value_for_broken_optimization): Move to c-common.c
27410 and rename to decl_constant_value_for_optimization.
27411 (default_function_array_conversion): Do not strip nops.
27412 (default_conversion): Do not call
27413 decl_constant_value_for_broken_optimization.
27414 (build_array_ref): Do not fold result.
27415 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27416 result when operand is a VLA.
27417 (c_expr_sizeof_type): Update call to groktypename. Handle
27418 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27419 result when operand names a VLA type.
27420 (build_function_call): Update call to build_compound_literal.
27421 Only fold result for calls to __builtin_* functions. Strip
27422 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27423 the function designator.
27424 (convert_arguments): Fold arguments. Update call to
27425 convert_for_assignment.
27426 (build_unary_op): Handle increment and decrement of
27427 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27428 decrement earlier. Fold operand of increment and decrement.
27429 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27430 built for integer operand. Wrap returns that are INTEGER_CSTs
27431 without being integer constant expressions or that have integer
27432 constant operands without being INTEGER_CSTs.
27433 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27434 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27435 result is an integer constant expression or can be used in
27436 unevaluated parts of one and avoid folding and wrap as
27437 appropriate. Fold operands before possibly doing -Wsign-compare
27439 (build_compound_expr): Wrap result for C99 if operands can be used
27440 in integer constant expressions.
27441 (build_c_cast): Update call to digest_init. Do not ignore
27442 overflow from casting floating-point constants to integers. Wrap
27443 results that could be confused with integer constant expressions,
27444 null pointer constants or floating-point constants.
27445 (c_cast_expr): Update call to groktypename. Handle expressions
27446 included in type name.
27447 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27448 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27449 Update calls to convert_for_assignment.
27450 (convert_for_assignment): Take new parameter
27451 null_pointer_constant. Do not strip nops or call
27452 decl_constant_value_for_broken_optimization. Set
27453 in_late_binary_op for conversions to boolean.
27454 (store_init_value): Update call to digest_init.
27455 (digest_init): Take new parameter null_pointer_constant. Do not
27456 call decl_constant_value_for_broken_optimization. pedwarn for
27457 initializers not constant expressions. Update calls to
27458 convert_for_assignment.
27459 (constructor_nonconst): New.
27460 (struct constructor_stack): Add nonconst element.
27461 (really_start_incremental_init, push_init_level, pop_init_level):
27462 Handle constructor_nonconst and nonconst element.
27463 (set_init_index): Call constant_expression_warning for array
27465 (output_init_element): Fold value. Set constructor_nonconst as
27466 applicable. pedwarn for initializers not constant expressions.
27467 Update call to digest_init. Call constant_expression_warning
27468 where constant initializers are required.
27469 (process_init_element): Use c_save_expr.
27470 (c_finish_goto_ptr): Fold expression.
27471 (c_finish_return): Fold return value. Update call to
27472 convert_for_assignment.
27473 (c_start_case): Fold switch expression.
27474 (c_process_expr_stmt): Fold expression.
27475 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27476 ensure statement expression is not evaluated in constant expression.
27477 (build_binary_op): Track whether results are integer constant
27478 expressions or may occur in such, disable folding and wrap results
27479 as applicable. Fold operands for -Wsign-compare warnings unless
27481 (c_objc_common_truthvalue_conversion): Handle results folded to
27482 integer constants that are not integer constant expressions.
27483 * doc/extend.texi: Document when typeof operands are evaluated,
27484 that condition of __builtin_choose_expr is an integer constant
27485 expression, and more about use of __builtin_constant_p in
27488 2009-03-29 Richard Guenther <rguenther@suse.de>
27490 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27491 propagate addresses of array references.
27493 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27495 * regmove.c (perhaps_ends_bb_p): Remove.
27496 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27497 from INSN and check that the main loop stays within that basic block.
27498 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27499 (regmove_forward_pass): Split out from regmove_optimize. Use
27500 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27501 (regmove_backward_pass): Split out from regmove_optimize. Use
27502 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27503 (regmove_optimize): Simplify.
27505 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27508 * config/i386/i386.c (classify_argument): Ignore flexible array
27509 member in struct and warn ABI change.
27511 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27513 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27515 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27516 (ix86_adjust_cost): Updated.
27518 2009-03-29 Jan Hubicka <jh@suse.cz>
27520 PR middle-end/28850
27521 * tree-pass.h (pass_cleanup_eh): New function.
27522 (remove_unreachable_regions): Break code handling RTL
27523 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27524 that can not be reached by runtime.
27525 (can_be_reached_by_runtime): New function.
27526 (label_to_region_map): New function.
27527 (num_eh_regions): New function.
27528 (rtl_remove_unreachable_regions): New function.
27529 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27530 (remove_eh_region): New function.
27531 * except.h: Include sbitmap and vecprim.
27532 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27533 num_eh_regions): Declare.
27534 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27535 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27536 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27537 (tree_empty_eh_handler_p): New function.
27538 (cleanup_empty_eh): New function.
27539 (cleanup_eh): New function.
27540 (pass_cleanup_eh): New function.
27542 2009-03-29 Jan Hubicka <jh@suse.cz>
27544 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27545 for removed regions.
27547 2009-03-29 Jan Hubicka <jh@suse.cz>
27549 * except.c (dump_eh_tree): Dump all datastructures.
27551 2009-03-29 Jan Hubicka <jh@suse.cz>
27553 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27554 (duplicate_eh_regions_1): Likewise.
27555 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27556 vector; call EH verification.
27557 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27558 Be ready for region being removed.
27560 2009-03-29 Jan Hubicka <jh@suse.cz>
27562 * bitmap.c (bitmap_last_set_bit): New function.
27563 * bitmap.h (bitmap_last_set_bit): Declare.
27565 2009-03-29 David Ayers <ayers@fsfe.org>
27568 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27569 by calling objc_compare_types and surpress warnings about
27570 incompatible C pointers that are compatible ObjC pointers.
27572 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27574 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27575 call initialize_inline_failed.
27576 (initialize_inline_failed): Move it from here ...
27577 * cgraph.c (initialize_inline_failed): ... to here.
27578 (cgraph_create_edge): Call initialize_inline_failed rather than
27579 setting inline_failed directly.
27581 2009-03-29 Ben Elliston <bje@au.ibm.com>
27584 * sysv4.opt (msdata): Improve comment.
27585 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27586 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27588 2009-03-29 Ben Elliston <bje@au.ibm.com>
27591 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27592 load and store attributes.
27594 2009-03-29 Ben Elliston <bje@au.ibm.com>
27596 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27597 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27598 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27599 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27600 __builtin_infq and __builtin_huge_valq.
27602 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27604 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27606 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27607 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27609 2009-03-28 Xinliang David Li <davidxl@google.com>
27611 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27612 (do_dbg_cnt): New function.
27614 2009-03-28 Jan Hubicka <jh@suse.cz>
27616 Merge from pretty-ipa:
27618 2009-03-27 Jan Hubicka <jh@suse.cz>
27620 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27621 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27622 * passes.c (function_called_by_processed_nodes_p): New.
27623 * ipa-pure-const.c (check_call): Fix handling of operands.
27624 (analyze_function): Dump debug output for skipped bodies.
27625 (local_pure_const): Use function_called_by_processed_nodes_p.
27626 * dwarf2out.c (reference_to_unused): Use output.
27627 * passes.c (do_per_function_toporder): Likewise.
27629 2008-11-12 Jan Hubicka <jh@suse.cz>
27631 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27632 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27633 state_set_in_source enum
27634 (check_decl): Ignore memory tags; do not set fake looping flags;
27636 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27637 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27638 (check_call, analyze_function): Rewrite.
27640 (add_new_function): Update call of analyze_function.
27641 (generate_summary): Add call of analyze_function.
27642 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27643 (local_pure_const): New function.
27644 (pass_local_pure_const): New pass.
27645 * ipa-inline.c (inline_transform): Set after_inlining.
27646 * tree-eh.c (stmt_can_throw_external): New.
27647 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27648 work with aliasing built.
27649 * tree-flow.h (stmt_can_throw_external): New.
27650 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27651 and local pure/const pass in early and late optimization queue.
27653 2009-03-28 Martin Jambor <mjambor@suse.cz>
27655 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27657 (fold_binary): Allow function decl aligment consideration is the
27658 second argument is integer constant one.
27659 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27660 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27661 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27663 2009-03-28 Jan Hubicka <jh@suse.cz>
27665 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27666 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27667 * function.h (rtl_data): Add nothrow flag.
27668 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27669 set DECL_NOTHROW for AVAILABLE functions.
27671 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27673 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27674 following vector keyword has expansion starting with pixel or bool
27675 keyword, expand vector to __vector and pixel or bool to __pixel or
27679 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27680 warn_if_disallowed_function_p): Removed.
27681 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27682 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27683 warning_if_disallowed_function_p.
27684 * flags.h (warn_if_disallowed_function_p,
27685 warn_disallowed_functions): Removed.
27686 * common.opt (Wdisallowed-function-list=): Removed.
27687 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27689 2009-03-28 Richard Guenther <rguenther@suse.de>
27691 PR tree-optimization/38723
27692 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27695 2009-03-28 Jan Hubicka <jh@suse.cz>
27697 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27698 test introduced by my previous patch.
27700 2009-03-28 Richard Guenther <rguenther@suse.de>
27702 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27703 the PHIs value undefined.
27705 2009-03-28 Jan Hubicka <jh@suse.cz>
27707 * tree-pass.h (pass_fixup_cfg): New pass.
27708 * ipa-inline.c (inline_transform): Set
27709 always_inline_functions_inlined/after_inlining.
27710 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27711 (pass_fixup_cfg): New pass.
27712 * passes.c (init_optimization_passes): Add fixup_cfg.
27714 2009-03-28 Richard Guenther <rguenther@suse.de>
27716 PR tree-optimization/38458
27717 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27718 argument use the arguments copy-of value.
27720 2009-03-28 Richard Guenther <rguenther@suse.de>
27722 PR tree-optimization/38180
27723 * tree-ssa-ccp.c (get_default_value): Simplify.
27724 (likely_value): Likewise.
27725 (surely_varying_stmt_p): Properly handle VOP case.
27726 (ccp_initialize): Likewise.
27727 (ccp_fold): Handle propagating through *&.
27728 (fold_const_aggregate_ref): Also handle decls.
27730 2009-03-28 Jan Hubicka <jh@suse.cz>
27732 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27733 * cgraph.h (cgraph_node): Likewise.
27734 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27735 (cgraph_reset_node): Use process flag.
27736 (cgraph_mark_functions_to_output): Likewise.
27737 (cgraph_expand_function): Likewise.
27738 (cgraph_expand_all_functions): Likewise.
27739 (cgraph_output_in_order): Likewise.
27740 * dwarf2out.c (reference_to_unused): Likewise.
27741 * passes.c do_per_function_toporder): Likewise.
27743 2009-03-28 Jan Hubicka <jh@suse.cz>
27745 Bring from lto-branch:
27747 2008-09-03 Doug Kwan <dougkwan@google.com>
27749 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27750 enums instead of reason strings.
27751 * cgraph.c (cgraph_create_edge): Same.
27752 (cgraph_inline_failed_string): New function.
27753 * cgraph.h (cgraph_inline_failed_t): New enum type.
27754 (cgraph_inline_failed_string): New prototype.
27755 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27756 char pointer to cgraph_inline_failed_t.
27757 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27758 (cgraph_default_inline_p): Ditto.
27759 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27760 to cgraph_inline_failed_t pointer.
27761 * cif-code.def: New file.
27762 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27764 (cgraph_check_inline_limits): Change type of REASON to pointer to
27765 cgraph_inline_failed_t. Replace reason strings with enums.
27766 (cgraph_default_inline_p): Ditto.
27767 (cgraph_recursive_inlining_p): Ditto.
27768 (update_caller_keys): Change type of FAILED_REASON to
27769 cgraph_inline_failed_t.
27770 (cgraph_set_inline_failed): Change type of REASON to pointer to
27771 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27772 convert enums to strings for text output.
27773 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27774 to be of type cgraph_inline_failed_t. Replace reason strings with
27775 enums. Call cgraph_inline_failed_string to covert enums
27776 to strings for text output.
27777 (cgraph_decide_inlining): Replace reason strings with enums.
27778 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27779 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27781 * tree-inline.c (expand_call_inline): Change type of REASON
27782 to cgraph_inline_failed_t. Replace reason strings with enums.
27783 Call cgraph_inline_failed_string for text output.
27784 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27787 2009-03-28 Jan Hubicka <jh@suse.cz>
27789 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27790 cgraph_clone_node): Remove master clone handling.
27791 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27792 * cgraph.h (master_clone): Remove.
27793 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27794 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27795 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27797 2009-03-28 Jan Hubicka <jh@suse.cz>
27799 * cgraph.c (cgraph_function_body_availability): Functions declared
27800 inline are always safe to assume that it is not going to be replaced.
27802 2009-03-28 Richard Guenther <rguenther@suse.de>
27804 PR tree-optimization/38513
27805 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27807 EXC_PTR_EXPR and FILTER_EXPR.
27808 (get_ref_from_reference_ops): Likewise.
27810 2009-03-28 Richard Guenther <rguenther@suse.de>
27812 PR tree-optimization/38968
27813 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27814 Use FLOOR_MOD_EXPR to compute misalignment.
27816 2009-03-28 Richard Guenther <rguenther@suse.de>
27818 PR tree-optimization/37795
27819 * tree.h (combine_comparisons): Declare.
27820 * fold-const.c (combine_comparisons): Export.
27821 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27823 (ifcombine_iforif): Use combine_comparisons.
27825 2009-03-28 Jan Hubicka <jh@suse.cz>
27827 * tree-eh.c (inlinable_call_p): New function.
27828 (make_eh_edges): Use it.
27829 (verify_eh_edges): Use it.
27830 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27831 * except.c (reachable_next_level): Add inlinable_function argument
27832 (sjlj_find_directly_reachable_regions): Update.
27833 (add_reachable_handler): Do not set saw_any_handlers.
27834 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27835 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27836 Add new inlinable call parameter.
27837 (can_throw_internal, can_throw_external): Update.
27838 * except.h (can_throw_internal_1, can_throw_external_1,
27839 foreach_reachable_handler): Update declaration.
27841 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27843 * config/arm/t-arm-coff, config/h8300/coff.h,
27844 config/i386/i386-aout.h, config/i386/i386-coff.h,
27845 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27846 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27847 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27848 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27849 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27850 sys-types.h: Remove.
27851 * Makefile.in: Remove protoize and fixproto support and references
27853 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27854 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27856 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27857 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27858 unprotoize$(exeext).
27859 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27860 (.PHONY): Don't depend on proto.
27861 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27862 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27863 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27864 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27865 build/gen-protos.o, build/scan.o, xsys-protos.h,
27866 build/fix-header$(build_exeext), build/fix-header.o,
27867 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27868 stmp-install-fixproto): Remove.
27869 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27870 SYSCALLS.c or fixproto files.
27871 (install-common): Don't install protoize.
27872 (install-headers-tar, install-headers-cpio, install-headers-cp):
27873 Don't depend on $(STMP_FIXPROTO).
27874 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27875 install fixproto files or write out fixproto settings.
27876 (uninstall): Don't uninstall protoize.
27877 * config.gcc (use_fixproto): Remove.
27878 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27879 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27880 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27881 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27882 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27883 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27884 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27885 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27886 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27887 * config/t-vxworks (STMP_FIXPROTO): Remove.
27888 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27889 STMP_FIXPROTO): Remove.
27890 * config.in, configure: Regenerate.
27891 * crtstuff.c (gid_t, uid_t): Don't undefine.
27892 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27893 (arm-*-coff, arm-*-aout: Remove target entries.
27894 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27895 Remove mention of AIX 4.1.
27896 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27897 * doc/invoke.texi (Running Protoize): Remove.
27898 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27899 (Protoize Caveats): Remove.
27900 * tsystem.h: Update comments on headers assumed to exist.
27902 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27904 * genautomata.c: Add a new year to the copyright. Add a new
27906 (struct insn_reserv_decl): Add comments for member bypass_list.
27907 (find_bypass): Remove.
27908 (insert_bypass): New.
27909 (process_decls): Use insert_bypass.
27910 (output_internal_insn_latency_func): Output all bypasses with the
27911 same input insn in one switch case.
27913 * rtl.def (define_bypass): Describe bypass choice.
27914 * doc/md.texi (define_bypass): Ditto.
27916 2009-03-27 Richard Guenther <rguenther@suse.de>
27918 * gimplify.c (mark_addressable): Export.
27919 * tree-flow.h (mark_addressable): Declare.
27920 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27921 * tree-ssa.c (verify_phi_args): Verify that address taken
27922 variables have TREE_ADDRESSABLE set.
27924 2009-03-27 Richard Guenther <rguenther@suse.de>
27926 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27927 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27928 Do not mark decls TREE_ADDRESSABLE.
27929 (build_fold_addr_expr): Adjust.
27930 (fold_addr_expr): Remove.
27931 (fold_unary): Use build_fold_addr_expr.
27932 (fold_comparison): Likewise.
27933 (split_address_to_core_and_offset): Likewise.
27934 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27936 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27937 (gimplify_modify_expr_to_memcpy): Mark source and destination
27939 * omp-low.c (create_omp_child_function): Mark the object decl
27941 (lower_rec_input_clauses): Mark the var we take the address of
27943 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27947 PR middle-end/39315
27948 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27949 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27951 2009-03-27 Richard Guenther <rguenther@suse.de>
27953 PR tree-optimization/39120
27954 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27956 (handle_lhs_call): Process return constraints. Add escape
27957 constraints if necessary.
27958 (handle_const_call): Fill out return constraints. Make nested
27959 case more precise. Avoid consttmp if possible.
27960 (handle_pure_call): Fill out return constraints. Avoid
27961 callused if possible.
27962 (find_func_aliases): Simplify call handling.
27964 2009-03-27 Richard Guenther <rguenther@suse.de>
27966 PR tree-optimization/39120
27967 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27968 as a representative.
27969 (solve_graph): Do propagate CALLUSED.
27970 (handle_pure_call): Use a scalar constraint from CALLUSED for
27972 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27975 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27978 * c-common.c (handle_aligned_attribute): Properly check alignment
27979 overflow. Use (1U << i) instead of (1 << i).
27981 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27983 * expr.h (get_mem_align_offset): Updated.
27985 * tree.h (tree_decl_common): Change align to "unsigned int" and
27986 move it before pointer_alias_set.
27988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27989 Jakub Jelinek <jakub@redhat.com>
27992 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27993 gr_register_operand with gr_reg_or_0_operand.
27994 (cmpxchg_rel_di): Likewise.
27995 (sync_lock_test_and_set<mode>): Likewise.
27997 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27999 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28000 (true_regnum): Likewise.
28002 * rtlanal.c (subreg_info): Moved to ...
28003 * rtl.h (subreg_info): Here. New.
28004 (subreg_get_info): New.
28006 * rtlanal.c (subreg_get_info): Make it extern.
28008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28011 * config/i386/i386.c (ix86_abi): New.
28012 (override_options): Handle -mabi=.
28013 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28014 (ix86_call_abi_override): Likewise.
28015 (init_cumulative_args): Likewise.
28016 (function_arg_advance): Likewise.
28017 (function_arg_64): Likewise.
28018 (function_arg): Likewise.
28019 (ix86_pass_by_reference): Likewise.
28020 (ix86_function_value_regno_p): Likewise.
28021 (ix86_build_builtin_va_list_abi): Likewise.
28022 (setup_incoming_varargs_64): Likewise.
28023 (is_va_list_char_pointer): Likewise.
28024 (ix86_init_machine_status): Likewise.
28025 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28026 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28027 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28028 (ix86_function_abi): Make it static and return enum calling_abi.
28029 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28031 (ix86_fn_abi_va_list): Updated.
28033 * config/i386/i386.h (ix86_abi): New.
28034 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28035 (CONDITIONAL_REGISTER_USAGE): Likewise.
28036 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28037 (machine_function): Likewise.
28039 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28041 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28042 (STACK_BOUNDARY): Likewise.
28043 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28045 * config/i386/i386.opt (mabi=): New.
28047 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28048 return enum calling_abi.
28049 (ix86_function_type_abi): Likewise.
28050 (ix86_function_abi): Removed.
28052 * doc/invoke.texi: Document -mabi= option for x86.
28054 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28056 * builtins.c (real_dconstp): Delete.
28057 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28059 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28060 Jakub Jelinek <jakub@redhat.com>
28063 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28064 (gen_subprogram_die): When a function is explicit, generate the
28065 DW_AT_explicit attribute.
28066 * langhooks.h (struct lang_hooks_for_decls): Add
28067 function_decl_explicit_p langhook.
28068 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28069 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28071 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28073 * builtins.c (fold_builtin_memory_op): Optimize memmove
28074 into memcpy if we can prove source and destination don't overlap.
28076 * tree-inline.c: Include gt-tree-inline.h.
28077 (clone_fn_id_num): New variable.
28078 (clone_function_name): New function.
28079 (tree_function_versioning): Use it.
28080 * Makefile.in (GTFILES): Add tree-inline.c.
28082 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28084 * BASE-VER: Change to 4.5.0.
28086 2009-03-27 Xinliang David Li <davidxl@google.com>
28088 PR tree-optimization/39557
28089 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28091 2009-03-27 Xinliang David Li <davidxl@google.com>
28093 PR tree-optimization/39548
28094 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28099 * c-common.c (pointer_int_sum): Use %wd on return from
28102 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28104 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28105 on return from tree_low_cst.
28107 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28110 * ginclude/stdarg.h (va_copy): Define also for
28111 __GXX_EXPERIMENTAL_CXX0X__.
28113 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28116 * builtins.h (c_strlen): Do not warn here.
28117 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28118 * c-common.c (pointer_int_sum): Take an explicit location.
28119 Warn about offsets out of bounds.
28120 * c-common.h (pointer_int_sum): Adjust declaration.
28122 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28124 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28127 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28130 * opts.c (warn_if_disallowed_function_p): Don't assume
28131 get_callee_fndecl must return non-NULL.
28133 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28135 PR rtl-optimization/39522
28136 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28137 when reg_reloaded_valid is set.
28139 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28141 * config/spu/divv2df3.c: New file.
28142 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28143 (DPBIT_FUNCS): Filter out _div_df.
28145 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28147 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28148 a jump insn, count that jump in the distance to the loop start.
28150 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28153 * config/sh/sh.c (calc_live_regs): Fix condition for global
28154 registers except PIC_OFFSET_TABLE_REGNUM.
28156 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28159 * doc/invoke.texi (-mconsole): New.
28161 (-mno-cygwin): New.
28163 (-mnop-fun-dllimport): New.
28167 (sub section "i386 and x86-64 Windows Options"): New.
28169 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28171 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28172 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28174 2009-03-25 Richard Guenther <rguenther@suse.de>
28176 PR middle-end/39497
28177 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28180 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28182 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28183 neither of haifa/selective schedulers are working.
28185 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28187 * doc/invoke.texi (Debugging Options): Fix description of
28188 -fno-merge-debug-strings.
28190 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28192 * config/cris/libgcc.ver: New version-script.
28193 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28195 * configure.ac <GAS features, nop mnemonic>: Add pattern
28196 crisv32-*-* for "nop".
28197 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28198 * configure: Regenerate.
28200 2009-03-24 Ira Rosen <irar@il.ibm.com>
28202 PR tree-optimization/39529
28203 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28204 mark_sym_for_renaming for the tag copied to the new vector
28207 2009-03-24 Arthur Loiret <aloiret@debian.org>
28209 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28210 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28211 EXTRA_SPEC_FUNCTIONS.
28212 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28213 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28214 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28215 -march and -mtune options.
28217 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28219 * config/m68k/t-rtems: Add m5329 multilib.
28221 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28222 Jakub Jelinek <jakub@redhat.com>
28225 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28228 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28231 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28232 instead of c_parser_expression_conv, if original_code isn't one of the
28233 4 allowed comparison codes, fail.
28235 2009-03-23 Richard Guenther <rguenther@suse.de>
28237 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28238 * tree.h (struct tree_type): Likewise.
28239 * reload.h (struct insn_chain): Likewise.
28240 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28241 * function.h (struct function): Likewise.
28242 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28244 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28246 PR tree-optimization/39516
28247 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28249 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28251 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28252 should be set true if BITS_PER_WORD of target is bigger than 32
28254 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28256 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28257 Translate -B-options to -rpath-link. Correct existing
28258 rpath-link and conditionalize on !nostdlib.
28260 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28262 * doc/extend.texi (Function Attributes, Variable Attributes):
28264 * doc/invoke.texi (Debugging Options, Optimize Options)
28265 (i386 and x86-64 Options, MCore Options): Likewise.
28267 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28270 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28271 it for block local namespace aliases.
28272 (gen_decl_die): Pass context_die to gen_namespace_die.
28274 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28277 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28278 minimum or maximum value.
28280 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28282 * reginfo.c (globalize_reg): Recompute derived reg sets.
28284 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28287 * libgcc2.c (mprotect): Do not use signed arguments for
28288 VirtualProtect, use DWORD arguments. Also fix the 'may
28289 be used uninitialized' warning for the np variable.
28291 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28294 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28295 functions using regparm calling conventions when not optimizing.
28296 (ix86_function_sseregparm): Similarly for sseregparm calling
28299 2009-03-19 Li Feng <nemokingdom@gmail.com>
28301 PR middle-end/39500
28302 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28303 dependence if the first conflict is after niter iterations.
28305 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28307 PR middle-end/38609
28308 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28309 functions with dynamic stack-pointer adjustments.
28311 2009-03-19 Ben Elliston <bje@au.ibm.com>
28313 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28314 option; change to -msdata=data.
28316 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28318 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28321 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28324 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28326 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28328 * doc/invoke.texi (Code Gen Options): Expand discussion of
28331 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28333 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28334 * matrix-reorg.c (struct matrix_info): Likewise.
28335 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28336 * rtl.h (struct mem_attrs): Likewise.
28337 * df.h (struct df): Likewise.
28338 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28339 * ira-int.h (struct ira_allocno): Likewise.
28340 * df-scan.c (struct df_collection_rec): Likewise.
28341 * ira.c (struct equivalence): Likewise.
28342 * function.c (struct temp_slot): Likewise.
28343 * cfgloop.h (struct loop): Likewise.
28346 * function.c (use_register_for_decl): When not optimizing, disregard
28347 register keyword for variables with types containing methods.
28349 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28351 PR middle-end/39447
28352 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28353 (is_simple_operand): Call contains_component_ref_p before calling data
28354 reference analysis that would fail on COMPONENT_REFs.
28356 * tree-vrp.c (search_for_addr_array): Fix formatting.
28358 2009-03-18 Richard Guenther <rguenther@suse.de>
28360 * tree-vect-transform.c (vect_loop_versioning): Fold the
28361 generated comparisons.
28362 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28363 (slpeel_tree_peel_loop_to_edge): Likewise.
28365 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28367 PR middle-end/37805
28368 * opts.c (print_specific_help): In addition to `undocumented',
28369 accept `separate' and `joined' flags if passed alone. Describe
28370 output by the first matched one of those.
28371 (common_handle_option): Skip over empty strings.
28372 * gcc.c (display_help): Fix help string for `--help='.
28373 * doc/invoke.texi (Option Summary, Overall Options): With
28374 `--help=', classes and qualifiers can both be repeated, but
28375 only the latter can be negated. One should not pass only
28376 negated qualifiers. Fix markup and examples.
28379 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28380 PR middle-end/37805
28381 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28382 and -fhelp=separate.
28384 2009-03-17 Jing Yu <jingyu@google.com>
28386 PR middle-end/39378
28387 * function.h (struct rtl_data): Move is_thunk from here...
28388 (struct function): ...to here.
28389 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28390 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28392 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28394 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28395 (alpha_output_function_end_prologue): Likewise.
28396 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28397 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28398 (rs6000_output_function_epilogue): Likewise.
28399 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28401 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28404 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28405 from different units in a single alternative.
28406 (*truncdfsf_i387): Ditto.
28407 (*truncxfsf2_mixed): Ditto.
28408 (*truncxfdf2_mixed): Ditto.
28410 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28412 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28413 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28416 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28417 unused non-artificial variables when not optimizing.
28420 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28421 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28422 NAMESPACE_DECL in its DECL_INITIAL.
28424 PR middle-end/39443
28425 * optabs.c (set_user_assembler_libfunc): New function.
28426 * expr.h (set_user_assembler_libfunc): New prototype.
28427 * c-common.c: Include libfuncs.h.
28428 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28429 for memcmp, memset, memcpy, memmove and abort.
28430 * Makefile.in (c-common.o): Depend on libfuncs.h.
28433 * dwarf2out.c (gen_inlined_enumeration_type_die,
28434 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28435 gen_tagged_type_instantiation_die): Removed.
28436 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28439 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28442 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28444 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28445 (check-parallel-%): Ditto.
28446 (check-consistency): Ditto.
28448 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28450 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28451 local variable rhs by NULL_TREE.
28453 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28456 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28458 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28461 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28463 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28466 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28467 for ms->sysv ABI calls only in 64bit mode.
28469 * config/i386/i386.md (untyped_call): Support 32bit.
28471 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28473 * doc/extend.texi: Replace x86_65 with x86_64.
28475 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28477 PR tree-optimization/39455
28478 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28479 mismatches for POINTER_TYPE_P (type).
28480 (number_of_iterations_le): Likewise.
28482 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28484 * config/picochip/picochip.c: Removed profiling support.
28485 * config/picochip/picochip.md: Removed profiling instruction.
28486 * config/picochip/picochip.h: Removed profiling builtin.
28488 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28490 * doc/install.texi (--with-host-libstdcxx): Document.
28492 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28495 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28496 generate a warning if the function name does not begin with
28497 "__vector" and the function has either the 'signal' or 'interrupt'
28498 attribute, from here to ...
28499 (avr_declare_function_name): ...here. New function.
28500 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28501 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28503 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28506 * cse.c (fold_rtx): Don't modify original const_arg1 when
28507 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28508 separate variable instead.
28509 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28510 from out of range shift counts.
28511 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28513 2009-03-13 Catherine Moore <clm@codesourcery.com>
28515 * config/i386/x-mingw32 (host-mingw32.o): Replace
28516 diagnostic.h with $(DIAGNOSTIC_H).
28518 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28521 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28523 * config/i386/sync.md (sync_compare_and_swap<mode>,
28524 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28525 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28527 (sync_double_compare_and_swapdi_pic,
28528 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28529 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28531 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28534 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28536 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28539 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28540 (avx_addsubv4df3): Likewise.
28541 (*avx_addsubv4sf3): Likewise.
28542 (sse3_addsubv4sf3): Likewise.
28544 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28547 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28549 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28552 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28553 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28554 registers for allocnos created from user-defined variables.
28556 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28559 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28560 of non-integer mode as well.
28562 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28564 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28565 for functions for which the parameter types are unknown.
28567 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28570 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28571 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28572 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28573 * config/i386/i386.c (ix86_local_alignment): For
28574 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28575 long long variables on the stack to avoid dynamic realignment.
28576 Allow the first argument to be a decl rather than type.
28577 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28579 2009-03-11 Nick Clifton <nickc@redhat.com>
28582 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28584 Add description to mno-lsim option.
28585 * config/mcore/mcore.h: Remove comment about deprecated m4align
28587 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28588 * doc/invoke.texi: Add description of mno-lsim and
28589 mstack-increment options.
28591 * config/fr30/fr30.opt: Document the -mno-lsim option.
28592 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28593 and -mno-lsim options.
28595 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28597 * fold-const.c (fold_comparison): Only call fold_inf_compare
28598 if the mode supports infinities.
28600 2009-03-11 Jason Merrill <jason@redhat.com>
28603 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28604 end already did. Notice GIMPLE_CALL modifications of the result.
28605 Don't copy debug information from an ignored decl or a decl from
28608 2009-03-10 Richard Guenther <rguenther@suse.de>
28609 Nathan Froyd <froydnj@codesourcery.com>
28611 PR middle-end/37850
28612 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28613 (__divMODE3): Likewise.
28615 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28617 PR tree-optimization/39394
28618 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28619 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28621 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28623 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28624 inline asms for register asm ("") declarations.
28626 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28628 * fold-const.c (fold_unary): Fix comment.
28630 2009-03-07 Jan Hubicka <jh@suse.cz>
28633 * tree-inline.c (setup_one_parameter): Do replacement of const
28634 argument by constant in SSA form.
28636 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28638 PR middle-end/38028
28639 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28640 determine alignment passed to assign_stack_local.
28641 (assign_parms_unsplit_complex): Likewise.
28642 * except.c (sjlj_build_landing_pads): Likewise.
28644 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28646 PR middle-end/39360
28647 * tree-flow.h (add_referenced_var): Return bool instead of void.
28648 * tree-dfa.c (add_referenced_var): Return result of
28649 referenced_var_check_and_insert call.
28650 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28651 of referenced_var_check_and_insert.
28654 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28655 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28656 DIE, don't emit it if abstract origin already has it.
28657 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28658 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28660 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28662 * genpreds.c (needs_variable): Fix parentheses at variable name
28664 (write_tm_constrs_h): Indent generated code.
28666 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28668 * doc/extend.texi (Function Attributes): Add documentation
28669 for isr attributes.
28671 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28674 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28675 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28677 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28679 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28682 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28685 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28686 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28688 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28690 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28691 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28692 constants instead of magic numbers.
28693 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28695 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28696 (x86_64_ms_abi_int_parameter_registers): Ditto.
28697 (x86_64_int_return_registers): Ditto.
28698 (ix86_maybe_switch_abi): Ditto.
28699 (ix86_expand_call): Ditto for clobbered_registers array.
28700 (ix86_hard_regno_mode_ok): Ditto.
28701 (x86_extended_QIreg_mentioned_p): Ditto.
28703 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28705 PR tree-optimization/39349
28706 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28708 * combine.c (gen_lowpart_for_combine): Use omode when generating
28711 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28713 PR rtl-optimization/39235
28714 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28716 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28718 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28720 2009-03-04 Richard Guenther <rguenther@suse.de>
28722 PR tree-optimization/39362
28723 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28724 that occur in abnormal PHIs should be varying.
28726 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28728 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28730 (simple_iv): Take loop as an argument instead of statement.
28731 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28732 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28734 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28736 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28737 * matrix-reorg.c (analyze_transpose): Ditto.
28738 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28739 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28740 * tree-predcom.c (ref_at_iteration): Ditto.
28741 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28743 2009-03-04 Richard Guenther <rguenther@suse.de>
28745 PR tree-optimization/39358
28746 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28747 escaped_id and callused_id.
28748 (solve_graph): Likewise.
28750 2009-03-04 Richard Guenther <rguenther@suse.de>
28752 PR tree-optimization/39339
28753 * tree-sra.c (try_instantiate_multiple_fields): Make it
28754 no longer ICE on the above.
28756 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28758 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28759 that fits within Pmode.
28761 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28763 PR middle-end/10109
28764 * tm.texi (LIBCALL_VALUE): Update description.
28766 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28768 PR middle-end/34443
28769 * doc/extend.texi (section): Update description.
28771 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28773 PR middle-end/39345
28774 * tree-inline.c (remapped_type): New.
28775 (can_be_nonlocal): Call remapped_type instead of remap_type.
28777 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28780 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28781 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28783 2009-03-03 Richard Guenther <rguenther@suse.de>
28785 PR middle-end/39272
28786 * tree.c (tree_nonartificial_location): New function.
28787 * tree.h (tree_nonartificial_location): Declare.
28788 * builtins.c (expand_builtin_memory_chk): Provide location
28789 of the call location for artificial function pieces.
28790 (maybe_emit_chk_warning): Likewise.
28791 (maybe_emit_sprintf_chk_warning): Likewise.
28792 (maybe_emit_free_warning): Likewise.
28793 * expr.c (expand_expr_real_1): Likewise.
28795 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28797 PR tree-optimization/39343
28798 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28799 COMPONENT_REF t has ARRAY_TYPE.
28801 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28803 PR middle-end/39335
28804 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28805 when the type precision of the induction variable should be
28806 larger than the type precision of nit.
28807 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28808 * graphite.c (graphite_loop_normal_form): Same.
28809 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28811 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28813 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28814 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28815 numbers to describe clobbered registers.
28816 (*call_value_0_rex64_ms_sysv): Ditto.
28817 * config/i386/mmx.md (mmx_emms): Ditto.
28818 (mmx_femms): Ditto.
28820 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28822 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28825 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28827 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28828 (spu_section_type_flags): New function.
28830 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28832 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28833 reg_class_contents of FLOAT_REGS into a temporary.
28835 2009-03-02 Richard Guenther <rguenther@suse.de>
28836 Ira Rosen <irar@il.ibm.com>
28838 PR tree-optimization/39318
28839 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28840 information to the vectorized statement.
28842 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28844 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28845 variable. Use defined names instead of magic constants for REX SSE
28848 2009-03-01 Richard Guenther <rguenther@suse.de>
28850 PR tree-optimization/39331
28851 * omp-low.c (lower_send_shared_vars): Do not receive new
28852 values for the reference of DECL_BY_REFERENCE parms or results.
28854 2009-03-01 Jan Hubicka <jh@suse.cz>
28857 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28858 BLOCK_NONLOCALIZED_VAR): New macros.
28859 (tree_block): Add nonlocalized_vars.
28860 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28861 gen_decl_die): Add origin argument. Allow generation of die with
28862 origin at hand only.
28863 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28864 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28866 (gen_block_die): Fix checking for unused blocks.
28867 (process_scope_var): Break out from .... ; work with origins only.
28868 (decls_for_scope) ... here; process nonlocalized list.
28869 (dwarf2out_ignore_block): Look for nonlocalized vars.
28870 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28872 (dump_scope_block): Dump them.
28873 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28874 (remap_block): Likewise.
28875 (can_be_nonlocal): New predicate.
28876 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28878 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28880 * configure: Regenerate.
28882 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28884 * optc-gen.awk: No need to duplicate option flags twice.
28885 Reuse help texts for duplicate options which do not have any.
28887 * gcc.c (display_help): Document --version.
28889 * gcc.c (main): If print_help_list and verbose_flag, ensure
28890 driver output comes before subprocess output.
28892 * optc-gen.awk: Assign all remaining fields to help string,
28893 space-separated, for multi-line help in *.opt.
28895 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28896 -Wno-pedantic-ms-format is for MinGW targets only.
28898 * doc/options.texi (Option file format): Fix bad indentation,
28899 restoring dropped sentence.
28901 2009-02-28 Jan Hubicka <jh@suse.cz>
28903 * tree-inline.c (tree_function_versioning): Output debug info.
28905 2009-02-28 Jan Hubicka <jh@suse.cz>
28908 * tree-inline.c (setup_one_parameter): Do not copy propagate
28909 arguments when not optimizing.
28911 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28914 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28915 (avx_addsubv4df3): Likewise.
28916 (*avx_addsubv4sf3): Likewise.
28917 (sse3_addsubv4sf3): Likewise.
28918 (*avx_addsubv2df3): Likewise.
28919 (sse3_addsubv2df3): Likewise.
28920 (avx_unpckhps256): Correct item selectors.
28921 (avx_unpcklps256): Likewise.
28922 (avx_unpckhpd256): Likewise.
28923 (avx_unpcklpd256): Likewise.
28925 2009-02-28 Jan Hubicka <jh@suse.cz>
28927 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28929 (copy_arguments_for_versioning): If var is declared don't declare it.
28930 (tree_function_versioning): First setup substitutions and then copy
28933 2009-02-27 Jan Hubicka <jh@suse.cz>
28936 * cgraph.h (varpool_output_debug_info): Remove.
28937 * cgraphunit.c (varpool_output_debug_info): Remove.
28938 * dwarf2out.c (deferred_locations_struct): New struct
28939 (deferred_locations): New type.
28940 (deferred_locations_list): New static var.
28941 (deffer_location): New function.
28942 (gen_variable_die): Use it.
28943 (decls_for_scope): Output info on local static vars.
28944 (dwarf2out_finish): Process deferred locations.
28945 * varpool.c (varpool_output_debug_info): Remove.
28947 2009-02-27 Jan Hubicka <jh@suse.cz>
28950 * tree.h (TREE_PROTECTED): Fix comment.
28951 (BLOCK_HANDLER_BLOCK): Remove.
28952 (struct tree_block): Remove handler_block add body_block.
28953 (inlined_function_outer_scope_p): New.
28954 (is_body_block): Remove.
28955 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28956 * dwarf2out.c (is_inlined_entry_point): Remove.
28957 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28958 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28960 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28961 * gimplify.c (gimplify_expr): Gimplify body blocks.
28962 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28963 block with multiple subblocks.
28964 (dump_scope_block): Prettier output; dump more flags and info.
28965 (dump_scope_blocks): New.
28966 (remove_unused_locals): Use dump_scope_blocks.
28967 * tree-flow.h (dump_scope_blocks): Declare.
28968 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28969 * stmt.c (is_body_block): Remove.
28970 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28971 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28973 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28975 PR middle-end/39308
28976 * graphite.c (graphite_loop_normal_form): Do not call
28977 number_of_iterations_exit from a gcc_assert.
28979 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28981 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28982 jumps if COND is NULL.
28983 (find_cond_jump): New function.
28984 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28985 * config/s390/s390.md: Remove z10_cobra attribute value.
28987 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28989 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28990 force_const_mem returns NULL_RTX.
28992 2009-02-26 Jan Hubicka <jh@suse.cz>
28995 * cgraph.h (varpool_output_debug_info): Remove.
28996 * cgraphunit.c (varpool_output_debug_info): Remove.
28997 * dwarf2out.c (deferred_locations_struct): New struct
28998 (deferred_locations): New type.
28999 (deferred_locations_list): New static var.
29000 (deffer_location): New function.
29001 (gen_variable_die): Use it.
29002 (decls_for_scope): Output info on local static vars.
29003 (dwarf2out_finish): Process deferred locations.
29004 * varpool.c (varpool_output_debug_info): Remove.
29006 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29008 PR rtl-optimization/39241
29009 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29010 to subreg_offset_representable_p.
29012 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29014 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29015 execute function prototype. Get f and nregs from max_reg_num
29016 and get_insns. Remove the first backward pass as it's dead,
29017 guard the forward pass by flag_expensive_optimizations.
29018 (rest_of_handle_regmove): Delete.
29019 (pass_regmove): Replace it with regmove_optimize.
29021 2009-02-25 Martin Jambor <mjambor@suse.cz>
29023 PR tree-optimization/39259
29024 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29025 calls_alloca function flags.
29026 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29027 calls are detected.
29029 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29031 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29032 flags_set_1_rtx, flags_set_1_set): Delete.
29033 (regmove_optimize): Do not call mark_flags_life_zones.
29035 2009-02-24 Julian Brown <julian@codesourcery.com>
29038 * config/arm/arm.c (require_pic_register): Only set
29039 cfun->machine->pic_reg once per function.
29041 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29043 * doc/invoke.texi (Link Options): Document an easier way to pass
29044 options that take arguments to the GNU linker using -Xlinker and -Wl.
29046 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29049 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29051 2009-02-24 Richard Guenther <rguenther@suse.de>
29054 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29056 2009-02-24 Richard Guenther <rguenther@suse.de>
29057 Zdenek Dvorak <ook@ucw.cz>
29059 PR tree-optimization/39233
29060 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29061 from converting them to a generic type.
29063 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29065 PR tree-optimization/39260
29066 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29067 contains a condition with a real type.
29068 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29070 2009-02-23 Jason Merrill <jason@redhat.com>
29073 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29074 narrowing_initializer_constant_valid_p.
29075 (narrowing_initializer_constant_valid_p): Don't return
29076 null_pointer_node for adding a pointer to itself.
29078 2009-02-23 Jan Hubicka <jh@suse.cz>
29081 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29084 2009-02-23 Jan Hubicka <jh@suse.cz>
29086 PR tree-optimization/37709
29087 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29088 * tree.h (block_ultimate_origin): Declare.
29089 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29090 * tree-ssa-live.c (remove_unused_scope_block_p):
29091 Eliminate blocks containig no instructions nor live variables nor
29093 (dump_scope_block): New function.
29094 (remove_unused_locals): Enable removal of dead blocks by default;
29095 enable dumping at TDF_DETAILS.
29097 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29099 * config/i386/i386.c (classify_argument): Don't allow COImode
29101 (function_arg_advance_32): Don't allow OImode.
29102 (function_arg_32): Likewise.
29103 (function_value_32): Likewise.
29104 (return_in_memory_32): Likewise.
29105 (function_arg_64): Remove OImode comment.
29107 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29110 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29111 ix86_expand_vector_set for V4DImode in 64bit mode only.
29112 (ix86_expand_vector_init_one_var): Likewise.
29114 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29116 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29118 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29121 * loop-iv.c: Revert last change.
29122 * emit-rtl.c: Likewise.
29124 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29127 * config/i386/i386.c (type_natural_mode): Remove an extra
29128 space in the warning message.
29129 (function_value_32): Handle 32-byte vector modes.
29130 (return_in_memory_32): Likewise.
29132 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29134 * loop-iv.c (truncate_value): New function.
29135 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29137 (lowpart_subreg): Move to...
29138 * emit-rtl.c: ...here.
29140 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29142 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29143 accidental and undocumented change at revision 140860.
29145 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29147 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29148 take gimple_seq * arguments.
29149 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29150 types_compatible_p langhook.
29152 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29153 Joseph Myers <joseph@codesourcery.com>
29155 * config/arm/arm.c (arm_builtin_va_list): New function.
29156 (arm_expand_builtin_va_start): Likewise.
29157 (arm_gimplify_va_arg_expr): Likewise.
29158 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29159 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29160 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29161 (va_list_type): New variable.
29162 (arm_mangle_type): Mangle va_list_type appropriately.
29164 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29166 PR middle-end/39157
29167 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29168 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29169 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29170 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29171 parameter to 1000 for -O1 by default.
29172 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29174 * loop-invariant.c: Include params.h.
29175 (move_loop_invariants): Don't call move_single_loop_invariants on
29178 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29180 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29181 offset when calculating bounds for indexing stack_usage_map. Fixes
29182 a buffer overflow with certain target setups.
29184 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29187 * calls.c (expand_call): Clear try_tail_call if caller and callee
29188 disagree in promotion of function return value.
29190 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29193 * c-common.c (c_determine_visibility): If visibility changed and
29194 DECL_RTL has been already set, call make_decl_rtl to update symbol
29197 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29200 * varasm.c (assemble_variable): Don't check DECL_NAME when
29201 globalizing a variable.
29203 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29206 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29207 expression before any __builtin_trap call.
29208 * c-typeck.c (build_function_call): Convert and check function
29209 arguments before generating a call to a trap. Evaluate the
29210 function arguments before the trap.
29212 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29215 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29216 (UNSPEC_FXAM_MEM): New unspec.
29217 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29218 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29219 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29221 2009-02-19 Richard Guenther <rguenther@suse.de>
29223 PR tree-optimization/39207
29224 PR tree-optimization/39074
29225 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29226 storedanything_tree): New.
29227 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29228 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29229 (build_succ_graph): Add edges from STOREDANYTHING to all
29231 (init_base_vars): Initialize STOREDANYTHING.
29232 (compute_points_to_sets): Free substitution info after
29233 building the succ graph.
29234 (ipa_pta_execute): Likewise.
29236 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29238 (do_ds_constraint): Do not add to special var or non-pointer
29240 (type_could_have_pointers): Split out from ...
29241 (could_have_pointers): ... here. For arrays use the element type.
29242 (create_variable_info_for): Initialize may_have_pointers.
29243 (new_var_info): Likewise.
29244 (handle_lhs_call): Make the HEAP variable unknown-sized.
29245 (intra_create_variable_infos): Use a type with pointers for
29246 PARM_NOALIAS, make it unknown-sized.
29248 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29251 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29253 2009-02-18 Jason Merrill <jason@redhat.com>
29256 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29257 value if DECL_EXTERNAL.
29258 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29259 * target.h (gcc_target::binds_local_p): Clarify "module".
29260 * tree.h (TREE_PUBLIC): Clarify "module".
29262 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29265 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29266 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29268 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29271 * c.opt (Wabi): Support C and ObjC.
29274 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29276 * config/i386/i386.c (classify_argument): Warn once about the ABI
29277 change when passing union with long double.
29279 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29281 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29284 * c-parser.c (c_parser_compound_statement): Always enter and leave
29287 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29290 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29292 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29294 PR tree-optimization/36922
29295 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29296 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29299 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29301 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29304 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29306 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29308 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29310 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29313 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29314 Richard Sandiford <rdsandiford@googlemail.com>
29316 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29317 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29318 (loongson_biadd): ...this.
29320 2009-02-17 Richard Guenther <rguenther@suse.de>
29322 PR tree-optimization/39202
29323 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29324 a var make sure to follow existing collapses.
29326 2009-02-17 Richard Guenther <rguenther@suse.de>
29328 PR middle-end/39214
29329 * langhooks.c (lhd_print_error_function): Check for NULL block.
29331 2009-02-17 Richard Guenther <rguenther@suse.de>
29333 PR tree-optimization/39204
29334 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29337 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29339 * config/soft-fp/double.h: Update from glibc CVS.
29341 2009-02-17 Richard Guenther <rguenther@suse.de>
29343 PR tree-optimization/39207
29344 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29345 strict-aliasing warnings for pointers pointing to NULL.
29347 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29350 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29351 skipping until next close brace.
29353 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29356 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29357 to function argument boundary.
29359 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29361 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29362 in the lea_add. Reload eventually constraints it properly.
29363 * config/picochip/constraints.md: Remove the target constraint
29364 "b", since it is not needed anymore.
29366 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29368 * gthr-dce.h: Uglify function parameter and local variable names.
29369 * gthr-gnat.h: Likewise.
29370 * gthr-mipssde.h: Likewise.
29371 * gthr-nks.h: Likewise.
29372 * gthr-posix95.h: Likewise.
29373 * gthr-posix.h: Likewise.
29374 * gthr-rtems.h: Likewise.
29375 * gthr-single.h: Likewise.
29376 * gthr-solaris.h: Likewise.
29377 * gthr-tpf.h: Likewise.
29378 * gthr-vxworks.h: Likewise.
29379 * gthr-win32.h: Likewise.
29381 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29384 * config/i386/i386.md: Restrict the new peephole2 to move
29385 between MMX/SSE registers.
29387 2009-02-15 Richard Guenther <rguenther@suse.de>
29390 2009-02-13 Richard Guenther <rguenther@suse.de>
29392 * configure.ac: Enable LFS.
29393 * configure: Re-generate.
29394 * config.in: Likewise.
29396 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29398 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29399 spu_srqwbyte, spu_srqwbytebc): Define.
29400 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29401 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29402 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29403 "shrqby_<mode>"): New insn-and-split patterns.
29404 * config/spu/spu.c (expand_builtin_args): Determine and return
29405 number of operands using spu_builtin_description data.
29406 (spu_expand_builtin_1): Use it.
29408 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29411 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29414 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29417 * config/i386/i386.c (override_options): Correct warning
29418 messages for -malign-loops, -malign-jumps and -malign-functions.
29420 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29423 * config/i386/i386.md: Restrict the new peephole2 to move
29424 between the general purpose registers.
29426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29429 * config/i386/i386.c (type_natural_mode): Add a new argument.
29430 Return the original mode and warn ABI change if vector size is 32byte.
29431 (function_arg_advance): Updated.
29432 (function_arg): Likewise.
29433 (ix86_function_value): Likewise.
29434 (ix86_return_in_memory): Likewise.
29435 (ix86_sol10_return_in_memory): Likewise.
29436 (ix86_gimplify_va_arg): Likewise.
29437 (function_arg_32): Don't warn ABX ABI change here.
29438 (function_arg_64): Likewise.
29440 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29442 * loop-iv.c (implies_p): In the final case, test that operands 0
29443 of the two comparisons match.
29445 * config/bfin/bfin.c (find_prev_insn_start): New function.
29446 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29447 (find_next_insn_start): Move.
29449 2009-02-13 Richard Guenther <rguenther@suse.de>
29451 * configure.ac: Enable LFS.
29452 * configure: Re-generate.
29453 * config.in: Likewise.
29455 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29458 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29459 sizes on syntax error after some arguments have been parsed.
29461 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29463 * doc/invoke.texi (-fira): Remove.
29465 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29467 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29468 * recog.c: Likewise.
29471 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29473 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29474 (umul_ppmm): Likewise.
29475 (count_leading_zeros): Likewise.
29476 (count_trailing_zeros): Likewise.
29477 (UMUL_TIME): Likewise.
29479 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29481 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29482 soft-fp/t-softfp to tmake_file.
29484 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29485 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29486 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29487 IA64_BUILTIN_INFQ]: New.
29488 (ia64_init_builtins): Initialize __builtin_infq,
29489 __builtin_fabsq and __builtin_copysignq if not HPUX.
29490 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29491 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29493 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29495 (__fixtfti): Likewise.
29496 (__fixunstfti): Likewise.
29497 (__floattitf): Likewise.
29499 * config/ia64/libgcc-glibc.ver: New.
29500 * config/ia64/t-fprules-softfp: Likewise.
29501 * config/ia64/sfp-machine.h: Likewise.
29503 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29504 (LIBGCC2_TF_CEXT): Likewise.
29505 (TF_SIZE): Likewise.
29506 (TARGET_INIT_LIBFUNCS): Likewise.
29508 * config/ia64/t-glibc (SHLINB_MAPFILES):
29509 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29511 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29513 * config/i386/i386.c (construct_container): Rewrite processing
29514 BLKmode with X86_64_SSE_CLASS.
29516 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29519 * config/i386/i386.md: Replace simplify_replace_rtx with
29520 replace_rtx in the new peephole2.
29522 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29524 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29525 loop unrolling do not happen at -O2.
29527 2009-02-12 Michael Matz <matz@suse.de>
29529 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29531 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29533 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29536 2009-02-12 Ben Elliston <bje@au.ibm.com>
29538 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29539 patterns when updating the back chain. Missed in the 2009-02-10
29542 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29544 * doc/extend.texi (Decimal Floating Types): Update identifier of
29545 draft TR and list of missing support.
29547 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29549 PR middle-end/39154
29550 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29551 bit to variable length decl's flags, add it also to its
29552 pointer replacement variable.
29554 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29555 Jakub Jelinek <jakub@redhat.com>
29558 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29559 (memory_blockage): New expander.
29560 (*memory_blockage): New insn pattern.
29561 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29562 instead of general blockage at the end of function prologue when
29563 frame pointer is used to access red zone area. Do not emit blockage
29564 when profiling, it is emitted in generic code.
29565 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29566 function epilogue when frame pointer is used to access red zone area.
29568 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29571 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29572 by arithmetic with memory operands.
29573 * config/i386/predicates.md (commutative_operator): New.
29575 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29577 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29580 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29582 * alias.h (record_alias_subset): Declare.
29583 * alias.c (record_alias_subset): Make global.
29585 2009-02-10 Nick Clifton <nickc@redhat.com>
29587 * tree-parloops.c: Change license to GPLv3.
29588 * ipa-struct-reorg.c: Change license to GPLv3.
29589 * ipa-struct-reorg.h: Change license to GPLv3.
29591 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29594 * c-decl.c (start_struct): Return NULL on error.
29596 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29598 PR middle-end/39124
29599 * cfgloopmanip.c (remove_path): Call remove_bbs after
29600 cancel_loop_tree, not before it.
29603 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29604 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29605 VAR_DECLs were seen.
29606 * tree-ssa-live.c (remove_unused_locals): Recompute
29607 cfun->has_local_explicit_reg_vars.
29608 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29609 copies or clearings if cfun->has_local_explicit_reg_vars.
29611 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29614 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29615 of function prologue when frame pointer is used to access
29618 2009-02-10 Richard Guenther <rguenther@suse.de>
29620 PR middle-end/39127
29621 * gimplify.c (gimple_regimplify_operands): Always look if
29622 we need to create a temporary.
29624 2009-02-10 Richard Guenther <rguenther@suse.de>
29626 PR tree-optimization/39132
29627 * tree-loop-distribution.c (todo): New global var.
29628 (generate_memset_zero): Trigger TODO_rebuild_alias.
29629 (tree_loop_distribution): Return todo.
29631 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29634 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29635 (x86_64_reg_class_name): Removed.
29636 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29637 first one isn't X86_64_SSE_CLASS or any other ones aren't
29638 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29639 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29640 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29641 and 3 X86_64_SSEUP_CLASS.
29642 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29643 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29645 2009-02-10 Ben Elliston <bje@au.ibm.com>
29647 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29648 form instruction to update the stack back chain word, even if the
29649 user has disabled the generation of update instructions.
29650 (movdi_<mode>_update_stack): New.
29651 (movsi_update_stack): Likewise.
29652 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29653 always use an update form instruction to update the stack back
29656 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29658 PR middle-end/38953
29659 * graphite.c (if_region_set_false_region): After moving a region in
29660 the false branch of a condition, remove the empty dummy basic block.
29661 (gloog): Remove wrong fix for PR38953.
29663 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29665 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29666 generation due to implicit sign extension.
29668 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29670 PR middle-end/38981
29671 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29672 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29674 2009-02-09 Richard Guenther <rguenther@suse.de>
29676 PR middle-end/35202
29677 * convert.c (convert_to_real): Disable (float)fn((double)x)
29678 to fnf(x) conversion if errno differences may occur and
29679 -fmath-errno is set.
29681 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29683 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29684 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29685 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29687 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29690 * c-common.c (handle_alias_attribute): Disallow attribute for
29691 anything not a FUNCTION_DECL or VAR_DECL.
29693 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29696 * real.c (do_compare): Special-case compare of zero against
29697 decimal float value.
29699 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29702 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29703 as indicating flexible array members unless the field itself is
29704 being declarared as the incomplete array.
29706 2009-02-06 Jan Hubicka <jh@suse.cz>
29708 PR tree-optimization/38844
29709 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29710 is already inlined.
29712 2009-02-06 Richard Guenther <rguenther@suse.de>
29714 PR middle-end/38977
29715 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29716 fork because we may expand it as __gcov_fork.
29718 2009-02-06 Nick Clifton <nickc@redhat.com>
29720 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29722 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29724 PR tree-optimization/35659
29725 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29726 vn_phi_eq): Shortcut if hashcode does not match.
29727 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29729 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29730 and avoid iterative_hash_expr.
29731 (FOR_EACH_VALUE_ID_IN_SET): New.
29732 (value_id_compare): Remove.
29733 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29734 sort expressions by value id.
29736 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29739 * config/sh/predicates.md (general_movsrc_operand): Don't check
29740 the subreg of system registers here.
29742 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29745 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29746 on the copied decl.
29748 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29750 PR rtl-optimization/39110
29751 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29752 addresses, not aligned ones.
29754 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29755 Richard Guenther <rguenther@suse.de>
29757 PR tree-optimization/39100
29758 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29759 comment says and add edges.
29761 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29764 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29765 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29767 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29769 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29770 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29771 register_bb_in_sese, new_sese, free_sese): Moved.
29772 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29773 outermost_loop_in_scop, build_scop_iteration_domain,
29774 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29775 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29776 Use loop_in_sese_p instead of loop_in_scop_p.
29777 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29778 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29779 (scopdet_basic_block_info): Fix bug in scop detection.
29780 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29781 eq_loop_to_cloog_loop): Remove.
29782 (nb_loops_around_loop_in_scop, nb_loop
29783 ref_nb_loops): Moved here...
29784 * graphite.h (ref_nb_loops): ... from here.
29785 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29786 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29787 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29789 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29790 Hans-Peter Nilsson <hp@axis.com>
29792 PR rtl-optimization/37889
29793 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29794 Move offset handling from PLUS to before the switch. Use new
29795 arguments when considering SYMBOL_REFs too.
29796 (rtx_addr_can_trap_p): Pass dummy offset and size.
29797 (enum may_trap_p_flags): Remove.
29798 (may_trap_p_1): Pass size from MEM_SIZE.
29800 PR rtl-optimization/38921
29801 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29802 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29803 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29804 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29806 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29808 AVX Programming Reference (January, 2009)
29809 * config/i386/sse.md (*vpclmulqdq): New.
29811 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29813 PR tree-optimization/38977
29814 PR gcov-profile/38292
29815 * calls.c (special_function_p): Disregard __builtin_ prefix.
29817 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29819 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29820 non-indexable addresses even before reload.
29822 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29825 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29826 as having variable size. Do not give an error for unnamed
29827 parameters with [*] declarators. Give a warning for type names
29828 with [*] declarators and mark them as variable size.
29829 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29830 for sizeof applied to [*] type names.
29832 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29835 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29837 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29839 * gcc.c (process_command): Update copyright notice dates.
29840 * gcov.c (print_version): Likewise.
29841 * gcov-dump.c (print_version): Likewise.
29842 * mips-tfile.c (main): Likewise.
29843 * mips-tdump.c (main): Likewise.
29845 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29848 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29849 for composite type involving a zero-length array type.
29851 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29854 * function.c (match_asm_constraints_1): Skip over
29855 initial optional % in the constraint.
29857 PR inline-asm/39059
29858 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29859 supported, don't accept FIXED_CSTs.
29860 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29861 and _Sat is used without _Fract/_Accum. Set specs->type to
29862 integer_type_node for cts_fract/cts_accum if fixed point is not
29865 2009-02-02 Catherine Moore <clm@codesourcery.com>
29867 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29869 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29871 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29872 (ABI_HAS_64BIT_SYMBOLS): Use it.
29873 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29875 2009-02-02 Paul Brook <paul@codesourcery.com>
29877 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29879 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29881 PR inline-asm/39058
29882 * recog.h (asm_operand_ok): Add constraints argument.
29883 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29884 recurse on matching constraint.
29885 (check_asm_operands): Pass constraints as 3rd argument to
29886 asm_operand_ok. Don't look up matching constraint here.
29887 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29890 2009-02-02 Ben Elliston <bje@au.ibm.com>
29892 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29893 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29895 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29897 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29898 information. Remove some obsolete information. Reorganize.
29900 * config/pa/fptr.c: Revert license to GPL 2.
29901 * config/pa/milli64.S: Likewise.
29903 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29906 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29907 LIBRARY name in, instead of hard-coding it.
29908 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29909 extra target make frag to tmake_files according to EH model.
29910 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29911 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29912 frags that define makefile variable EH_MODEL appropriately.
29913 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29914 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29915 to "-sjlj" according to type of EH configured.
29916 (LIBGCC_SONAME): Concatenate it to shared library base name.
29917 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29918 to "_sjlj" according to type of EH configured.
29919 (LIBGCC_SONAME): Concatenate it to shared library base name.
29920 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29921 (SHLIB_LINK): Add missing semicolon to if-else construct.
29922 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29923 string value of "pe_dll" command-line option.
29924 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29925 (SHLIB_SONAME): Use it when overriding t-cygming default.
29926 (SHLIB_IMPLIB): Override t-cygming default.
29927 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29928 string value of "pe_dll" command-line option.
29930 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29933 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29934 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29936 2009-01-31 Richard Guenther <rguenther@suse.de>
29938 PR tree-optimization/38937
29939 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29940 computing the transitive closure.
29942 2009-01-30 Richard Guenther <rguenther@suse.de>
29944 PR tree-optimization/39041
29945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29946 Propagate variable indices only if the types match for this stmt.
29948 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29951 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29952 inline but never defined.
29954 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29956 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29957 (*insv_h_di_reg_extimm): New insn.
29958 (*insv_l<mode>_reg_extimm): New insn.
29960 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29962 * config/picochip/picochip.c (flag_conserve_stack): set
29963 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29964 fconserve-stack. Reduce call-overhead used by inliner.
29966 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29969 * common.opt (flag_conserve_stack): Initialised to zero.
29971 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29974 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29975 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29978 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29980 * ira-color.c (allocno_reload_assign): Update comments.
29981 * regmove.c (regmove_optimize): Likewise.
29985 2009-01-29 Robert Millan <rmh@aybabtu.com>
29987 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29988 * config/i386/kopensolaris-gnu.h: New file. Undefine
29989 `MD_UNWIND_SUPPORT'.
29990 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29992 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29994 PR tree-optimization/39007
29995 * tree-loop-distribution.c (generate_builtin): Use
29996 recompute_dominator to compute the immediate dominator of the
29997 basic block just after the loop.
29999 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30001 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30002 (ASM_OUTPUT_DWARF_PCREL): Define.
30004 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30006 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30007 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30008 global. Modify entries about regmove and IRA.
30010 * ra-conflict.c: Remove the file.
30012 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30014 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30015 (pass_regclass_init): Rename to pass_reginfo_init.
30017 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30019 * toplev.h (flag_ira): Remove.
30021 * caller-save.c (setup_save_areas): Remove flag_ira.
30023 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30025 * global.c: Remove the file.
30027 * opts.c (decode_options): Remove flag_ira.
30029 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30031 * regmove.c: Modify file description.
30032 (find_use_as_address, try_auto_increment): Define them only if
30033 AUTO_INC_DEC is defined.
30034 (replacement_quality, replace_in_call_usage, fixup_match_1,
30035 stable_and_no_regs_but_for_p): Remove.
30036 (reg_set_in_bb): Make it static.
30037 (regmove_optimize): Remove flag_ira and code which worked for
30040 * local-alloc.c: Remove the file.
30042 * common.opt (fira): Remove.
30044 * ira.c: Include except.h.
30045 (eliminable_regset): Move from global.c.
30046 (mark_elimination): Ditto. Remove flag_ira.
30047 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30048 equiv_mem_modified, validate_equiv_mem_from_store,
30049 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30050 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30051 no_equiv, recorded_label_ref): Move from local-alloc.c.
30052 (update_equiv_regs): Ditto. Make it static.
30053 (print_insn_chain, print_insn_chains): Move it from global.c.
30054 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30055 (build_insn_chain): Ditto. Make it static.
30056 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30057 Rename to init_live_subregs.
30058 (gate_ira): Remove flag_ira.
30060 * regclass.c: Rename reginfo.c. Change file description.
30061 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30062 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30063 (init_reg_sets_1): Remove code for evaluation of
30064 reg_class_superclasses and losing_caller_save_reg_set.
30065 (init_regs): Remove init_reg_autoinc.
30066 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30067 ok_for_base_p_nonstrict): Remove.
30068 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30069 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30070 corresponding entries.
30071 (dump_regclass, record_operand_costs, scan_one_insn,
30072 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30073 record_address_regs, auto_inc_dec_reg_p): Remove.
30074 (gt-regclass.h): Rename to gt-reginfo.h.
30076 * rtl.h (dump_global_regs, retry_global_alloc,
30077 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30079 * Makefile.in (RA_H): Remove.
30080 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30081 Rename regclass.o to reginfo.o.
30082 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30084 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30085 (GTFILES): Rename regclass.c to reginfo.c.
30087 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30088 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30090 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30091 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30093 (finish_spills): Ditto. Remove code for !flag_ira.
30095 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30097 PR middle-end/35854
30098 * doc/invoke.texi (rtl debug options): Complete rewrite.
30099 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30101 * mode-switching.c (pass_mode_switching): Rename pass from
30102 "mode-sw" to "mode_sw".
30103 * except.c (pass_convert_to_eh_ranges): Rename pass from
30104 "eh-ranges" to "eh_ranges".
30105 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30109 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30110 Alexander Monakov <amonakov@ispras.ru>
30112 PR middle-end/38857
30113 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30115 (move_exprs_to_boundary): Change return type and pass through
30116 should_move from move_op. Relax assert. Update usage ...
30117 (schedule_expr_on_boundary): ... here. Use should_move instead of
30119 (move_op_orig_expr_found): Indicate that insn was disconnected from
30121 (code_motion_process_successors): Do not call after_merge_succs
30122 callback if original expression was not found when traversing any of
30124 (code_motion_path_driver): Change return type. Update prototype.
30125 (move_op): Update comment. Add a new parameter (should_move). Update
30126 prototype. Set *should_move based on indication provided by
30127 move_op_orig_expr_found.
30129 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30131 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30132 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30133 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30134 * config/rs6000/rs6000.c (rs6000_override_options): Default
30135 avoid-indexed-addresses on for Power6, off for everything else.
30136 (avoiding_indexed_address_p): New function.
30137 (rs6000_legitimize_address): Use it.
30138 (rs6000_legitimate_address): Likewise.
30139 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30141 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30143 PR tree-optimization/38997
30144 * tree-loop-distribution.c (generate_memset_zero): Use
30145 POINTER_PLUS_EXPR for a pointer addition.
30147 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30149 * config/s390/s390.md (bswap<mode>2): New pattern added.
30151 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30153 * config/s390/s390.md (*tls_load_31): Added type attribute.
30155 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30157 * config/s390/s390.md: Fix a few comments.
30159 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30161 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30162 (*tm<mode>_full): Fixed z10prop attribute.
30163 (*tst<mode>_extimm): Fixed z10prop attribute.
30164 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30165 (*tstqiCCT_cconly): Fixed z10prop attribute.
30166 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30167 (*movsi_larl): Fixed z10prop attribute.
30168 (*movsi_zarch): Fixed z10prop attribute.
30169 (*movsi_eas): Fixed z10prop attribute.
30170 (*movhi): Fixed z10prop attribute.
30171 (*movqi): Fixed z10prop attribute.
30172 (*movstrictqi): Fixed z10prop attribute.
30173 (*mov<mode>): Fixed z10prop attribute.
30174 (*movcc): Fixed z10prop attribute.
30175 (*sethighpartdi_64): Fixed z10prop attribute.
30176 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30177 (*negdi2_sign_cc): Fixed z10prop attribute.
30178 (*negdi2_sign): Fixed z10prop attribute.
30179 (*absdi2_sign_cc): Fixed z10prop attribute.
30180 (*absdi2_sign): Fixed z10prop attribute.
30181 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30182 (*negabsdi2_sign): Fixed z10prop attribute.
30183 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30184 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30185 (doloop_si64): Fixed z10prop attribute.
30186 (doloop_si31): Fixed z10prop attribute.
30187 (doloop_long): Fixed z10prop attribute.
30188 (indirect_jump): Fixed z10prop attribute.
30189 (nop): Fixed z10prop attribute.
30190 (main_base_64): Fixed z10prop attribute.
30191 (reload_base_64): Fixed z10prop attribute.
30193 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30195 PR rtl-optimization/38740
30196 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30198 * config/mips/mips.c (mips_reorg): Likewise.
30200 2009-01-28 Richard Guenther <rguenther@suse.de>
30202 PR tree-optimization/38926
30203 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30204 with the correct value id to a value.
30205 (do_regular_insertion): Use the value number of edoubleprime
30206 for the value number of the expr.
30209 2008-08-21 Richard Guenther <rguenther@suse.de>
30211 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30212 a PHI ask VN if it is already available.
30213 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30214 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30216 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30218 PR middle-end/38934
30219 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30220 set to varying whenever max has TREE_OVERFLOW set, similarly
30221 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30223 2009-01-28 Richard Guenther <rguenther@suse.de>
30225 PR middle-end/38908
30226 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30227 uninitialized aggregate uses in call arguments.
30229 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30231 PR tree-optimization/38984
30232 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30233 the nothing_id variable if -fno-delete-null-pointer-checks.
30235 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30238 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30239 (set_got_offset_rex64): Ditto.
30241 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30244 * doc/extend.texi: Improve local variable with asm reg.
30246 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30248 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30249 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30250 was not supplied then set warn_packed_bitfield_compat to the
30251 default value of 1.
30252 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30255 2009-01-27 Richard Guenther <rguenther@suse.de>
30257 PR tree-optimization/38503
30258 * cfgexpand.c (expand_gimple_basic_block): Ignore
30259 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30260 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30261 variables that cannot have TBAA applied.
30262 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30265 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30267 PR middle-end/38969
30268 * calls.c (initialize_argument_information): Do not wrap complex
30269 arguments in SAVE_EXPR.
30271 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30273 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30274 (INSTALL_LIBGCC): Revert typo commit.
30276 2009-01-26 Richard Guenther <rguenther@suse.de>
30278 PR tree-optimization/38745
30279 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30280 from special handling.
30282 2009-01-26 Richard Guenther <rguenther@suse.de>
30284 PR tree-optimization/38745
30285 * tree-ssa.c (execute_update_addresses_taken): Do not include
30286 variables that cannot possibly be a register in not_reg_needs.
30287 Do not clear TREE_ADDRESSABLE on vars that may not become
30289 * tree-ssa.c (update_alias_info_1): Include those in the set
30290 of addressable vars.
30292 2009-01-26 Richard Guenther <rguenther@suse.de>
30294 PR middle-end/38851
30295 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30296 * tree-ssa-dse.c: Include langhooks.h
30297 (execute_simple_dse): Remove stores with zero size.
30299 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30302 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30305 2009-01-24 Julian Brown <julian@codesourcery.com>
30307 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30308 config/arm/linux-atomic.c.
30309 * config/arm/linux-atomic.c: New.
30311 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30313 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30314 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30315 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30317 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30320 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30323 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30325 PR tree-optimization/38953
30326 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30327 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30328 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30329 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30332 2009-01-24 Paul Brook <paul@codesourcery.com>
30334 * config/arm/neon.md (neon_type): Move to arm.md.
30335 (neon_mov<VSTRUCT>): Add neon_type attribute.
30336 * config/arm/arm.md (neon_type): Move to here.
30337 (conds): Add "unconditioal" and use as default for NEON insns.
30339 2009-01-24 Ben Elliston <bje@au.ibm.com>
30341 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30342 void *' warning from -Wc++-compat.
30343 * Makefile.in (dominance.o-warn): Remove.
30345 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30347 PR tree-optimization/38932
30348 * fold-const.c (fold_unary_ignore_overflow): New.
30349 * tree.h (fold_unary_ignore_overflow): Declare.
30350 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30351 * tree-ssa-sccvn.c (visit_reference_op_load,
30352 simplify_unary_expression): Likewise.
30354 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30356 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30357 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30358 regardless of their type.
30359 * c-common.c (handle_packed_attribute): Don't ignore packed on
30361 * c.opt (Wpacked-bitfield-compat): New warning option.
30362 * stor-layout.c (place_field): Warn if offset of a field changed.
30363 * doc/extend.texi (packed): Mention the ABI change.
30364 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30365 (Warning Options): Add it to the list.
30367 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30369 * c-opts.c (c_common_post_options): Fix a typo in comments.
30371 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30373 PR middle-end/38615
30374 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30375 variables to static.
30376 * doc/invoke.texi (-fmerge-all-constants): Update description.
30378 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30381 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30382 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30384 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30386 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30388 (LOCAL_ALIGNMENT): Similarly.
30390 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30391 Joseph Myers <joseph@codesourcery.com>
30393 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30394 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30395 * config/arm/arm-tune.md: Regenerate.
30396 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30399 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30401 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30402 version number to five.
30404 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30407 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30408 * c-common.c (set_underlying_type): Likewise.
30409 (is_typedef_decl ): Likewise
30411 (set_underlying_type): Likewise.
30412 (is_typedef_type): Likewise.
30414 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30416 PR middle-end/38587
30417 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30420 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30423 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30424 (LIBGCC_SPEC): Don't define.
30425 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30427 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30429 PR rtl-optimization/38879
30430 * alias.c (base_alias_check): Unaligned access via AND address can
30431 alias all surrounding object types except those with sizes equal
30432 or wider than the size of unaligned access.
30434 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30437 * c-decl.c (clone_underlying_type): Move this ...
30438 * c-common.c (set_underlying_type): ... here.
30439 Also, make sure the function properly sets TYPE_STUB_DECL() on
30440 the newly created typedef variant type.
30441 (is_typedef_decl ): New entry point.
30442 * tree.h: Added a new member member_types_needing_access_check to
30443 struct tree_decl_non_common.
30444 (set_underlying_type): New entry point.
30445 (is_typedef_type): Likewise.
30447 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30449 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30450 Check whether two instructions have memory references that
30451 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30452 are helper functions for traversing.
30453 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30454 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30455 not to draw dependency edge for instructions with non-conflicting
30458 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30461 * longlong.h: Update copyright years. Use soft-fp license notice.
30462 Sync __clz_tab declaration with glibc.
30464 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30467 * doc/extend.texi (syscall_linkage): New.
30468 (version_id): Modify.
30470 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30471 Richard Guenther <rguenther@suse.de>
30473 PR tree-optimization/38747
30474 PR tree-optimization/38748
30475 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30476 conversion if the base address is an indirect reference and the
30477 aliasing sets could cause issues.
30479 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30481 * common.opt (fgraphite, fgraphite-identity): Add comment for
30482 explaining why these options are not documented.
30484 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30486 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30487 gimple_call_lhs is NULL.
30489 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30492 * emit-rtl.c (adjust_address_1): Make sure memref is never
30495 2009-01-20 Ben Elliston <bje@au.ibm.com>
30497 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30498 const qualifier from arg parameter. Remove unnecessary cast to char *.
30499 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30500 const qualifier from arg 2.
30502 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30504 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30506 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30509 * rtl.h (reinit_regs): New prototype.
30510 * regclass.c: Include ira.h.
30511 (reinit_regs): New.
30512 * Makefile.in (regclass.o): Add ira.h.
30513 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30515 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30518 * c-common.c (handle_aligned_attribute): Use
30519 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30520 default alignment value.
30522 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30524 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30525 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30527 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30528 __BIGGEST_ALIGNMENT__.
30530 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30532 2009-01-18 Richard Guenther <rguenther@suse.de>
30534 PR tree-optimization/38819
30535 * tree-flow.h (operation_could_trap_helper_p): Declare.
30536 * tree-eh.c (operation_could_trap_helper_p): Export.
30537 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30538 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30539 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30540 are about to insert a possibly trapping instruction and fail
30543 2009-01-18 Andreas Schwab <schwab@suse.de>
30545 * doc/install.texi (Configuration): Remove obsolete paragraph
30546 about use of --with-gnu-ld with --with-gnu-as.
30548 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30550 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30551 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30552 Follow spelling conventions.
30554 2009-01-18 Ben Elliston <bje@au.ibm.com>
30556 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30557 C++ warning about implicit conversion from void * to struct
30559 (bitmap_obstack_free): Likewise for bitmap_element *.
30560 * Makefile.in (bitmap.o-warn): Remove.
30562 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30564 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30566 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30567 Tobias Grosser <tobi.grosser@amd.com>
30569 * graphite.c (graphite_trans_scop_block): Do not block single
30572 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30574 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30575 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30576 test with assertion.
30578 2009-01-16 Richard Guenther <rguenther@suse.de>
30580 PR tree-optimization/38835
30581 PR middle-end/36227
30582 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30583 and INT + PTR -> (INT)(PTR p+ INT) folding.
30584 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30586 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30589 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30590 the subreg from a lowpart subreg if it is also casting the value.
30592 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30593 Tobias Grosser <tobi.grosser@amd.com>
30595 * graphite.c (compare_prefix_loops): New.
30596 (build_scop_canonical_schedules): Rewritten.
30597 (graphite_transform_loops): Move build_scop_canonical_schedules
30598 after build_scop_iteration_domain.
30600 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30601 Tobias Grosser <tobi.grosser@amd.com>
30603 * graphite.c (add_conditions_to_domain): Add the loops to
30604 the dimension of the iteration domain. Do copy the domain
30605 only when it exists.
30606 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30607 (add_conditions_to_constraints): New.
30608 (can_generate_code_stmt, can_generate_code): Removed.
30609 (gloog): Do not call can_generate_code.
30610 (graphite_transform_loops): Call add_conditions_to_constraints
30611 after building the iteration domain.
30613 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30615 PR tree-optimization/38789
30616 * tree-ssa-threadedge.c
30617 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30618 __builtin_constant_p.
30620 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30622 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30623 examined before deleting them.
30625 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30627 * function.c (aggregate_value_p): Correctly extract the function
30628 type from CALL_EXPR_FN lookup.
30630 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30632 * config/picochip/picochip.c (picochip_override_options): Revert
30633 CFI asm flag disable commited previously.
30635 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30636 Tobias Grosser <tobi.grosser@amd.com>
30637 Jan Sjodin <jan.sjodin@amd.com>
30639 * graphite.c (scan_tree_for_params): On substractions negate
30640 all the coefficients of the term.
30641 (clast_to_gcc_expression_red): New. Handle reduction expressions
30642 of more than two operands.
30643 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30644 (get_vdef_before_scop): Handle also the case of default definitions.
30646 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30648 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30649 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30650 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30652 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30653 Joey Ye <joey.ye@intel.com>
30655 PR middle-end/37843
30656 * cfgexpand.c (expand_stack_alignment): Don't update stack
30657 boundary nor check incoming stack boundary here.
30658 (gimple_expand_cfg): Update stack boundary and check incoming
30659 stack boundary here.
30661 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30663 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30665 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30667 PR rtl-optimization/38245
30668 * calls.c (expand_call): Add stack arguments to
30669 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30670 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30671 in regs and partially in memory or BLKmode arguments.
30672 (emit_library_call_value_1): Add stack arguments to
30673 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30674 ACCUMULATE_OUTGOING_ARGS).
30675 * dce.c: Include tm_p.h.
30676 (find_call_stack_args): New function.
30677 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30679 (mark_insn): Call find_call_stack_args for CALL_Ps.
30680 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30681 forwards. Allocate and free arg_stores bitmap if needed, pass it
30682 down to deletable_insn_p, don't mark stores set in arg_stores
30683 bitmap, clear the bitmap at the beginning of each bb.
30684 * Makefile.in (dce.o): Depend on $(TM_P_H).
30686 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30689 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30690 to make sure the insn is a conditional test (bug 22599). Reformat a
30693 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30695 PR middle-end/38431
30696 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30697 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30698 (gloog): Do not call cleanup_tree_cfg.
30699 (graphite_transform_loops): Call cleanup_tree_cfg after all
30700 scops have been code generated.
30702 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30703 * doc/gty.texi (Invoking the garbage collector): Added new node
30704 and section documenting ggc_collect.
30706 2009-01-14 Richard Guenther <rguenther@suse.de>
30708 PR tree-optimization/38826
30709 PR middle-end/38477
30710 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30711 initialization notes only if we actually emitted a warning.
30712 (intra_create_variable_infos): Add constraints for a result decl
30713 that is passed by hidden reference.
30714 (build_pred_graph): Mark all related variables non-direct on
30717 2009-01-14 Nick Clifton <nickc@redhat.com>
30719 * ira-conflicts.c: Include addresses.h for the definition of
30721 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30722 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30724 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30727 * Makefile.in (ira-lives.o): Add except.h.
30729 * ira-lives.c: Include except.h.
30730 (process_bb_node_lives): Process can_throw_internal.
30732 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30734 PR rtl-optimization/38774
30735 * combine.c (simplify_set): When undoing cc_use change, don't do
30736 PUT_CODE on the newly created comparison, but instead put back the
30739 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30741 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30742 values. Remove duplicate arm8 entry.
30744 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30746 PR tree-optimization/38786
30747 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30748 the SSA_NAME case of expand_scalar_variables_expr.
30749 Set the type of an expression to the type of its assign statement.
30750 (expand_scalar_variables_expr): Also gather the scalar computation
30751 used to index the memory access. Do not pass loop_p.
30752 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30753 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30754 the gimple_stmt_iterator where it inserts new code.
30755 Do not pass loop_p.
30756 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30757 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30759 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30761 * graphite.h (debug_value): Removed.
30762 * graphite.c (debug_value): Removed.
30764 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30766 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30767 ldrd/strd with two 32-bit instructions.
30769 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30771 * config/arm/arm.c (struct processors): Pass for speed down into
30772 cost helper functions.
30773 (const_ok_for_op): Handle COMPARE and inequality nodes.
30774 (arm_rtx_costs_1): Rewrite.
30775 (arm_size_rtx_costs): Update prototype.
30776 (arm_rtx_costs): Pass speed down to helper functions.
30777 (arm_slowmul_rtx_costs): Rework cost calculations.
30778 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30779 (arm_9e_rtx_costs): Likewise.
30781 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30783 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30784 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30785 (alpha_legitimize_address): Do not split local symbols wider than
30786 UNITS_PER_WORD into HIGH/LO_SUM parts.
30788 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30791 * gcc.c (process_command): Replace call to execvp with calls
30792 to pex_one and exit.
30794 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30797 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30798 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30799 variant for devices with 3-byte PC.
30800 (__tablejump_elpm__): New.
30802 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30805 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30806 offsetof member-designator, handle it as `[0].'.
30808 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30810 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30811 function when not using named sections on targets with named sections
30812 if branch distance is less than 262132.
30814 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30816 * combine.c (combine_instructions): Recompute
30817 optimize_this_for_speed_p for each BB in the main combine loop.
30819 2009-01-12 Tomas Bily <tbily@suse.cz>
30822 * tree-loop-distribution.c (prop_phis): New function.
30823 (generate_builtin): Call prop_phis.
30825 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30827 PR tree-optimization/38807
30828 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30829 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30831 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30833 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30834 subreg of op0 to the original op0.
30836 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30838 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30840 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30843 * mips-tfile.c (parse_def): Fix parsing of def strings
30844 starting with digits.
30846 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30849 * config/arm/arm.c (arm_is_long_call_p): Don't call
30850 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30852 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30854 * regrename.c (regrename_optimize): Fix dumping.
30855 (find_oldest_value_reg): Preserve REG_POINTER.
30856 (copy_hardreg_forward_1): Likewise.
30858 2009-01-09 Diego Novillo <dnovillo@google.com>
30860 * gimple.h (struct gimple_statement_base) <uid>: Document
30861 the restrictions on its use.
30862 (gimple_uid): Tidy.
30863 (gimple_set_uid): Tidy.
30865 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30867 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30868 zero guard even if align_bytes != 0 and count is smaller than
30871 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30873 PR rtl-optimization/38495
30874 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30875 (add_range_and_copies_from_move_list): Print all added ranges.
30876 Add ranges to memory optimized destination.
30878 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30882 * config/i386/i386.c (override_options): Reject
30883 -mstringop-strategy=rep_8byte with -m32.
30884 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30885 to 1. Do count comparison against epilogue_size_needed at compile
30886 time even when count_exp was constant forced into register. For
30887 size_needed don't jump to epilogue, instead just avoid aligning
30888 and invoke the body algorithm. If need_zero_guard, add zero guard
30889 even if count is non-zero, but smaller than size_needed + number of
30890 bytes that could be stored for alignment.
30891 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30892 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30893 but smaller than size_needed + number of bytes that could be stored
30894 for alignment. Compare size_needed with epilogue_size_needed instead
30895 of desired_align - align, don't adjust size_needed, pass
30896 epilogue_size_needed to the epilogue expanders.
30899 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30901 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30903 * pa.c (last_address): Change to unsigned.
30904 (update_total_code_bytes): Change argument to unsigned. Don't
30905 check if insn addresses are set.
30906 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30907 addresses are not set.
30908 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30910 2009-01-09 Nick Clifton <nickc@redhat.com>
30912 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30913 DECL_DECLARED_INLINE_P.
30915 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30917 PR middle-end/38347
30918 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30919 GET_MODE (op0) in operand_subword_force calls.
30921 PR middle-end/38771
30922 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30923 fold_convert arg0 operands to TREE_TYPE (op0) first.
30925 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30927 * params.def (ira-max-conflict-table-size): Decrease default value
30930 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30932 PR tree-optimization/37031
30933 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30935 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30936 allocate it using gc instead of heap, use VEC_quick_push instead of
30938 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30939 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30940 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30941 allocated vector from heap allocated.
30942 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30943 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30944 vector only after perfect_loop_nest_depth call.
30946 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30947 Jan Sjodin <jan.sjodin@amd.com>
30949 PR tree-optimization/38559
30950 * graphite.c (debug_value, copy_constraint,
30951 swap_constraint_variables, scale_constraint_variable, ): New.
30952 (get_lower_bound, get_upper_bound): Removed.
30953 (graphite_trans_bb_strip_mine): Clean up this code that works
30954 only for constant number of iterations. Fully copy upper and
30955 lower bound constraints, not only the constant part of them.
30956 * graphite.h (debug_value): Declared.
30958 2009-01-08 Ira Rosen <irar@il.ibm.com>
30960 PR tree-optimization/37194
30961 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30962 Don't add the cost of cost model guard in prologue to scalar
30963 outside cost in case of known number of iterations.
30965 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30966 Alan Modra <amodra@bigpond.net.au>
30968 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30969 non-word-aligned REG+CONST addressing.
30971 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30974 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30975 free_after_compilation when outputting a thunk.
30976 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30977 Do not call free_after_compilation here.
30979 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30981 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30982 (ix86_valid_target_attribute_inner_p): Ditto.
30984 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30986 PR tree-optimization/38492
30987 PR tree-optimization/38498
30988 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30989 * tree-chrec.h (scev_is_linear_expression): Declared.
30990 * graphite.c (graphite_cannot_represent_loop_niter): New.
30991 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30992 (graphite_loop_normal_form): Use gcc_assert.
30993 (scan_tree_for_params): Use CASE_CONVERT.
30994 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30995 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30996 Use gcc_assert. Discard scops that contain unhandled cases.
30997 (build_scop_conditions): Return a boolean status for unhandled cases.
30998 (strip_mine_profitable_p): Print the loop number, not its depth.
30999 (is_interchange_valid): Pass the depth of the loop nest, don't
31000 recompute it wrongly.
31001 (graphite_trans_bb_block): Same.
31002 (graphite_trans_bb_block): Print tentative of loop blocking.
31003 (graphite_trans_scop_block): Do not print that the loop has been
31005 (graphite_transform_loops): Do not handle scops that contain condition
31008 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31010 AVX Programming Reference (December, 2008)
31011 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31012 (_mm256_stream_pd): Likewise.
31013 (_mm256_stream_ps): Likewise.
31015 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31016 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31017 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31018 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31019 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31020 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31021 (ix86_expand_special_args_builtin): Likewise.
31023 * config/i386/sse.md (AVXMODEDI): New.
31024 (avx_movnt<mode>): Likewise.
31025 (avx_movnt<mode>): Likewise.
31026 (<sse>_movnt<mode>): Remove AVX support.
31027 (sse2_movntv2di): Likewise.
31029 2009-01-07 Richard Guenther <rguenther@suse.de>
31031 PR middle-end/38751
31032 * fold-const.c (extract_muldiv): Remove obsolete comment.
31033 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31034 to PLUS_EXPR canonicalization for the canonicalization.
31036 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31038 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31039 hosted cross-compilers generating less efficient code.
31041 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31043 * function.h (rtl_data): Add a dbr_scheduled_p field.
31044 * reorg.c (dbr_schedule): Set it.
31045 (gate_handle_delay_slots): Check it.
31046 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31047 (mips_reorg): Check flag_delayed_branch instead of
31048 mips_base_delayed_branch.
31049 (mips_override_options): Don't set mips_base_delayed_branch
31050 or flag_delayed_branch.
31052 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31054 PR rtl-optimization/38426.
31055 * ira.c (ira): Set current_function_is_leaf earlier.
31057 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31059 PR rtl-optimization/38722
31060 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31061 too early, only set a flag and modify after last possible
31064 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31067 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31068 * real.c (decimal_single_format): Correct values of emin and emax.
31069 (decimal_double_format): Ditto.
31070 (decimal_quad_format): Ditto.
31071 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31072 computation of DECnn_MIN and DECnn_MAX for corrected values of
31073 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31074 __DECnn_MIN__, and adjust its computation for the corrected value
31077 2009-01-06 Jan Hubicka <jh@suse.cz>
31080 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31082 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31084 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31085 Add Robert Clark to the list of testers.
31087 2009-01-06 Jan Hubicka <jh@suse.cz>
31088 Kai Tietz <kai.tietz@onevision.com>
31090 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31091 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31093 2009-01-06 Jan Hubicka <jh@suse.cz>
31094 Kai Tietz <kai.tietz@onevision.com>
31096 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31098 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31099 (ix86_nsaved_regs): Count only general purpose regs.
31100 (ix86_nsaved_sseregs): New.
31101 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31102 to 16 for w64; compute padding and size of sse reg save area.
31103 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31104 general purpose regs.
31105 (ix86_emit_save_sse_regs_using_mov): New.
31106 (ix86_expand_prologue): Save SSE regs if needed.
31107 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31108 (ix86_emit_restore_sse_regs_using_mov): New.
31109 (ix86_expand_epilogue): Save SSE regs if needed.
31111 2009-01-06 Jan Hubicka <jh@suse.cz>
31112 Kai Tietz <kai.tietz@onevision.com>
31114 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31115 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31116 functions when accumulate outgoing args is off.
31118 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31121 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31122 before using pseudos_have_intersected_live_ranges_p.
31124 * ira-int.h (ira_assert): Always define.
31126 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31128 AVX Programming Reference (December, 2008)
31129 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31130 (_mm256_permute2_pd): Likewise.
31131 (_mm_permute2_ps): Likewise.
31132 (_mm256_permute2_ps): Likewise.
31133 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31134 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31136 * config/i386/i386.c (ix86_builtins): Remove
31137 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31138 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31139 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31140 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31141 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31142 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31143 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31144 __builtin_ia32_vpermil2ps256.
31145 (ix86_init_mmx_sse_builtins): Updated.
31146 (ix86_expand_args_builtin): Likewise.
31148 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31150 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31151 long absolute calls when generating PA 2.0 code.
31153 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31155 PR rtl-optimization/38583
31156 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31158 * params.def (ira-max-conflict-table-size): New.
31160 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31162 * ira.h (ira_conflicts_p): New external definition.
31164 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31165 table. Report this. Return result of building.
31166 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31167 building conflict table.
31169 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31170 (ira_color): Use ira_conflicts_p.
31172 * global.c: Include ira.h.
31173 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31176 * Makefile.in (global.o): Add ira.h.
31178 * ira-build.c (mark_all_loops_for_removal,
31179 propagate_some_info_from_allocno): New.
31180 (remove_unnecessary_allocnos): Call
31181 propagate_some_info_from_allocno.
31182 (remove_low_level_allocnos): New.
31183 (remove_unnecessary_regions): Add parameter. Call
31184 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31185 parameter to remove_unnecessary_regions.
31186 (ira_build): Remove all regions but root if the conflict table was
31187 not built. Update conflict hard regs for allocnos crossing calls.
31189 * ira.c (ira_conflicts_p): New global.
31190 (ira): Define and use ira_conflicts_p.
31192 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31193 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31194 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31196 2009-01-06 Ben Elliston <bje@au.ibm.com>
31198 * gengtype-lex.l (YY_NO_INPUT): Define.
31200 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31203 * c-common.c (handle_vector_size_attribute): Also reject
31204 BOOLEAN_TYPE types.
31206 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31208 PR tree-optimization/38492
31209 * graphite.c (rename_map_elt, debug_rename_elt,
31210 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31211 rename_map_elt_info, eq_rename_map_elts,
31212 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31213 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31214 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31215 (sese_build_livein_liveouts): New.
31216 (new_sese, free_sese): New.
31217 (new_scop): Call new_sese.
31218 (free_scop): Call free_sese.
31219 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31220 (register_old_new_names): Renamed register_old_and_new_names.
31221 (register_scop_liveout_renames, add_loop_exit_phis,
31222 insert_loop_close_phis, struct igp,
31223 default_liveout_before_guard, add_guard_exit_phis,
31224 insert_guard_phis, copy_renames): New.
31225 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31226 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31227 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31228 (scop_adjust_phis_for_liveouts): New.
31229 (gloog): Call scop_adjust_phis_for_liveouts.
31231 * graphite.h (struct sese): Documented. Added fields liveout,
31232 num_ver and livein.
31233 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31234 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31235 (struct scop): Added field liveout_renames.
31236 (SCOP_LIVEOUT_RENAMES): New.
31238 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31240 PR tree-optimization/38510
31241 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31242 (translate_clast): Call recompute_all_dominators before
31244 (gloog): Call recompute_all_dominators before graphite_verify.
31246 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31247 Jan Sjodin <jan.sjodin@amd.com>
31249 PR tree-optimization/38500
31250 * graphite.c (create_sese_edges): Call fix_loop_structure after
31253 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31255 * config.gcc: Add m32r*-*-rtems*.
31256 * config/m32r/rtems.h: New file.
31258 2009-01-05 Ben Elliston <bje@au.ibm.com>
31260 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31261 (.po.pox): Likewise.
31262 (po/gcc.pot): Likewise.
31264 2009-01-04 David S. Miller <davem@davemloft.net>
31266 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31267 (STARTING_FRAME_OFFSET): Always set to zero.
31269 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31271 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31272 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31273 fixed-point types, and vectors of the same.
31275 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31277 * config/mips/sync.md (*mb_barrier): Rename to...
31278 (*memory_barrier): ...this.
31280 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31282 * doc/extend.texi (Function Attributes): Move @cindex after @item
31283 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31284 and put in alphabetical order. Fix 'target' name and put in order.
31285 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31288 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31290 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31291 (memory_barrier): Expand as unspec instead of unspec_volatile.
31292 Remove mem:BLK from insn operands. Use Pmode scratch register.
31293 (*memory_barrier): Define as unspec instead of unspec_volatile.
31294 Use (match_dup 0) as input operand.
31296 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31297 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31298 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31299 scratch register. Remove operand 1.
31300 (*stbar): Define as unspec instead of unspec_volatile.
31301 Use (match_dup 0) as input operand, remove (const_int 8).
31302 (*membar): Define as unspec instead of unspec_volatile.
31303 Use (match_dup 0) as input operand, remove input operand 2.
31305 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31306 (memory_barrier): Expand as unspec instead of unspec_volatile.
31307 Remove mem:BLK from insn operands. Use Pmode scratch register.
31308 (*memory_barrier): Define as unspec instead of unspec_volatile.
31309 Use (match_dup 0) as input operand.
31311 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31312 Remove mem:BLK from insn operands. Use Pmode scratch register.
31313 Set volatile flag on operand 0.
31314 (*memory_barrier): New insn pattern.
31316 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31318 (*memory_barrier): Use (match_dup 0) as input operand.
31320 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31321 Remove mem:BLK from insn operands. Use Pmode scratch register.
31322 Set volatile flag on operand 0.
31323 (*mb_internal): New insn pattern.
31325 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31327 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31329 PR middle-end/38586
31330 * function.c (struct temp_slot): Move to the section of the file
31331 that deals with temp slots. Remove field 'address'.
31332 (temp_slot_address_table): New hash table of address -> temp slot.
31333 (struct temp_slot_address_entry): New struct, items for the table.
31334 (temp_slot_address_compute_hash, temp_slot_address_hash,
31335 temp_slot_address_eq, insert_temp_slot_address): Support functions
31337 (find_temp_slot_from_address): Rewrite to use the new hash table.
31338 (remove_unused_temp_slot_addresses): Remove addresses of temp
31339 slots that have been made available.
31340 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31341 worker function for remove_unused_temp_slot_addresses.
31342 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31343 Add the temp slot address to the address -> temp slot map.
31344 (update_temp_slot_address): Update via insert_temp_slot_address.
31345 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31346 (pop_temp_slots): Likewise.
31347 (init_temp_slots): Allocate the address -> temp slot map, or empty
31348 the map if it is already allocated.
31349 (prepare_function_start): Initialize temp slot processing.
31351 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31353 PR middle-end/38584
31354 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31355 Calculate the size of all stack vars assuming no packing of stack
31356 vars will happen, replacing a quadratic algorithm with a linear one.
31358 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31361 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31364 2009-01-03 Diego Novillo <dnovillo@google.com>
31366 * doc/contrib.texi: Update contributions.
31368 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31371 * builtins.c (fold_builtin_memory_op): Give up if either operand
31372 is volatile. Set srctype or desttype to non-qualified version
31376 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31377 and FUNCTION_DECLs.
31379 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31381 PR rtl-optimization/35805
31382 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31383 problem if fast dce is able to remove any instructions.
31384 * dce.c (dce_process_block): Fix dump message.
31386 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31389 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31391 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31393 PR middle-end/38690
31394 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31395 * tree-pretty-print.c (op_code_prio): New function.
31396 (op_prio): No longer static. Use op_code_prio.
31397 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31398 Use op_prio and op_code_prio to determine if () should be
31399 printed around operand(s) or not.
31401 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31402 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31403 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31404 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31405 pp_character instead of pp_string for single letter printing.
31407 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31409 * doc/extend.texi: Fix '#pragma GCC option' typo.
31411 2009-01-02 Richard Guenther <rguenther@suse.de>
31413 * doc/install.texi (--enable-checking): Mention different
31414 default for stage1.
31415 (--enable-stage1-checking): Document.
31417 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31419 PR middle-end/30142
31420 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31421 case to be an error.
31423 2009-01-02 Ben Elliston <bje@au.ibm.com>
31425 * config/fp-bit.h (pack_d): Constify argument.
31426 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31427 (isnan): Constify argument.
31429 (iszero): Likewise.
31430 (pack_d): Likewise.
31431 (_fpadd_parts): Constify return type.
31432 (_fpmul_parts): Likewise.
31433 (_fpdiv_parts): Likewise.
31435 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31438 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31439 warn about overwriting initializer with side-effects or
31440 -Woverride-init if !IMPLICIT.
31441 (output_init_element): Likewise. Pass IMPLICIT down to
31443 (process_init_element): Add IMPLICIT argument. Pass it down
31444 to output_init_element.
31445 (push_init_element, pop_init_level, set_designator): Adjust
31446 process_init_element callers.
31447 (set_nonincremental_init, set_nonincremental_init_from_string):
31448 Adjust add_pending_init callers.
31449 (output_pending_init_elements): Adjust output_init_element callers.
31450 * c-tree.h (process_init_element): Adjust prototype.
31451 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31452 process_init_element callers.
31455 Copyright (C) 2009 Free Software Foundation, Inc.
31457 Copying and distribution of this file, with or without modification,
31458 are permitted in any medium without royalty provided the copyright
31459 notice and this notice are preserved.