1 2009-11-08 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (build_succ_graph): Properly make
4 variables escape if they are stored to anything.
6 2009-11-08 Richard Guenther <rguenther@suse.de>
8 PR rtl-optimization/41928
9 * loop-invariant.c (free_loop_data): If we didn't allocate
10 loop data do not try to free it.
12 2009-11-07 Jason Merrill <jason@redhat.com>
14 * tree.c (reconstruct_complex_type): Preserve attributes.
16 2009-11-07 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-structalias.c (build_succ_graph): Feed stores
19 to anything only to variables that can take pointers.
20 (get_constraint_for_ssa_var): Properly exclude full
21 variables from expanding.
22 (first_vi_for_offset): Avoid overflow in arithmetic.
23 (first_or_preceding_vi_for_offset): Likewise.
24 (count_num_arguments): Fix implementation.
25 (gate_ipa_pta): Do not run when not optimizing.
27 2009-11-07 David Binderman <dcb314@hotmail.com>
29 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
30 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
31 set but not used variables.
32 * calls.c (flags_from_decl_or_type): Likewise.
33 * genautomata.c (check_regexp_units_distribution): Likewise.
35 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
38 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
39 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
40 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
41 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
42 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
45 2009-11-06 Michael Matz <matz@suse.de>
48 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
49 of a potential reciprocal to really be reciprocals.
51 2009-11-06 Jakub Jelinek <jakub@redhat.com>
53 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
54 lwpintrin.h after immintrin.h.
55 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
59 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
60 or non-constant index, allow index one past the last element and
61 allow exceeding array bound in arrays that might be used as flexible
64 2009-11-05 Richard Henderson <rth@redhat.com>
66 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
68 2009-11-05 Paul Brook <paul@codesourcery.com>
70 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
72 (all_fpus): Add FPU details.
73 (fp_model_for_fpu): Remove.
74 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
75 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
76 (arm_file_start): Use arm_fpu_desc.
77 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
78 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
80 (TARGET_FPA_EMU2): Define.
81 (arm_fp_model, fputype, arm_fpu_tune): Remove.
82 (vfp_reg_type, arm_fpu_desc): New.
83 * config/arm/arm.md (attr fpu): Simplify.
84 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
85 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
86 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
87 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
88 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
90 2009-11-05 Michael Matz <matz@suse.de>
92 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
94 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
97 2009-11-04 Jason Merrill <jason@redhat.com>
100 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
101 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
102 (output_constant): Avoid crash after error.
104 2009-11-05 Martin Jambor <mjambor@suse.cz>
106 * tree-sra.c (struct access): Changed comment of next_sibling field.
107 (analyze_modified_params): Loop over accesses of a group rather than
108 over all with the ame base, pass a common bitmap to
110 (unmodified_by_ref_scalar_representative): Build link lists of
112 (splice_param_accesses): Likewise.
114 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
116 * df-scan.c (df-uses-record): Add case zero_extract of mem.
118 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
122 * config/i386/i386.md (probe_stack): New expander.
123 (logical operation peepholes): Do not split stack checking probes.
125 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
126 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
128 * doc/invoke.texi (-mlwp): Add documentation.
129 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
130 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
132 * config/i386/lwpintrin.h: New file, provide x86 compiler
134 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
135 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
136 * config/i386/i386-c.c (ix86_target_macros_internal): Check
138 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
139 * config/i386/i386.opt (-mlwp): New switch for LWP support.
140 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
141 (OPTION_MASK_ISA_LWP_UNSET): New.
142 (ix86_handle_option): Handle -mlwp.
143 (isa_opts): Handle -mlwp.
144 (enum pta_flags): Add PTA_LWP.
145 (override_options): Add LWP support.
146 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
147 (IX86_BUILTIN_LLWPCB32): Ditto.
148 (IX86_BUILTIN_LLWPCB64): Ditto.
149 (IX86_BUILTIN_SLWPCB16): Ditto.
150 (IX86_BUILTIN_SLWPCB32): Ditto.
151 (IX86_BUILTIN_SLWPCB64): Ditto.
152 (IX86_BUILTIN_LWPVAL16): Ditto.
153 (IX86_BUILTIN_LWPVAL32): Ditto.
154 (IX86_BUILTIN_LWPVAL64): Ditto.
155 (IX86_BUILTIN_LWPINS16): Ditto.
156 (IX86_BUILTIN_LWPINS32): Ditto.
157 (IX86_BUILTIN_LWPINS64): Ditto.
158 (enum ix86_special_builtin_type): Add LWP intrinsic support.
159 (builtin_description): Ditto.
160 (ix86_init_mmx_sse_builtins): Ditto.
161 (ix86_expand_special_args_builtin): Ditto.
162 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
164 (UNSPEC_SLWP_INTRINSIC): Ditto.
165 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
166 (UNSPECV_LWPINS_INTRINSIC): Ditto.
167 (lwp_llwpcbhi1): New lwp pattern.
168 (lwp_llwpcbsi1): Ditto.
169 (lwp_llwpcbdi1): Ditto.
170 (lwp_slwpcbhi1): Ditto.
171 (lwp_slwpcbsi1): Ditto.
172 (lwp_slwpcbdi1): Ditto.
173 (lwp_lwpvalhi3): Ditto.
174 (lwp_lwpvalsi3): Ditto.
175 (lwp_lwpvaldi3): Ditto.
176 (lwp_lwpinshi3): Ditto.
177 (lwp_lwpinssi3): Ditto.
178 (lwp_lwpinsdi3): Ditto.
180 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
181 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
184 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
187 2009-11-04 Richard Guenther <rguenther@suse.de>
188 Rafael Avila de Espindola <espindola@google.com>
190 * gcc.c (process_command): Handle arguments name@offset.
192 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
193 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
195 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
197 * config/i386/xopintrin.h: New file, provide common x86 compiler
199 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
200 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
201 * config/i386/i386-c.c(ix86_target_macros_internal): Check
203 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
204 * config/i386/i386.opt (-mxop): New switch for XOP support.
205 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
206 (UNSPEC_XOP_TRUEFALSE)
208 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
209 (PPERM_*): New constants for vpperm instruction.
210 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
211 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
212 (OPTION_MASK_ISA_XOP_UNSET): New.
213 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
214 (ix86_handle_option): Handle -mxop.
215 (isa_opts): Handle -mxop.
216 (enum pta_flags): Add PTA_XOP.
217 (override_options): Add XOP support.
218 (print_operand): Add code for XOP compare instructions.
219 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
220 (ix86_expand_int_vcond): Extend for XOP compare instruction.
222 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
223 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
224 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
225 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
226 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
227 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
228 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
230 (IX86_BUILTIN_VPCMOV256): Ditto.
231 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
232 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
233 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
234 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
235 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
236 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
238 (IX86_BUILTIN_VPPERM): Ditto.
240 (IX86_BUILTIN_VPMACSSWW): Ditto.
241 (IX86_BUILTIN_VPMACSWW): Ditto.
242 (IX86_BUILTIN_VPMACSSWD): Ditto.
243 (IX86_BUILTIN_VPMACSWD): Ditto.
244 (IX86_BUILTIN_VPMACSSDD): Ditto.
245 (IX86_BUILTIN_VPMACSDD): Ditto.
246 (IX86_BUILTIN_VPMACSSDQL): Ditto.
247 (IX86_BUILTIN_VPMACSSDQH): Ditto.
248 (IX86_BUILTIN_VPMACSDQL): Ditto.
249 (IX86_BUILTIN_VPMACSDQH): Ditto.
250 (IX86_BUILTIN_VPMADCSSWD): Ditto.
251 (IX86_BUILTIN_VPMADCSWD): Ditto.
253 (IX86_BUILTIN_VPHADDBW): Ditto.
254 (IX86_BUILTIN_VPHADDBD): Ditto.
255 (IX86_BUILTIN_VPHADDBQ): Ditto.
256 (IX86_BUILTIN_VPHADDWD): Ditto.
257 (IX86_BUILTIN_VPHADDWQ): Ditto.
258 (IX86_BUILTIN_VPHADDDQ): Ditto.
259 (IX86_BUILTIN_VPHADDUBW): Ditto.
260 (IX86_BUILTIN_VPHADDUBD): Ditto.
261 (IX86_BUILTIN_VPHADDUBQ): Ditto.
262 (IX86_BUILTIN_VPHADDUWD): Ditto.
263 (IX86_BUILTIN_VPHADDUWQ): Ditto.
264 (IX86_BUILTIN_VPHADDUDQ): Ditto.
265 (IX86_BUILTIN_VPHSUBBW): Ditto.
266 (IX86_BUILTIN_VPHSUBWD): Ditto.
267 (IX86_BUILTIN_VPHSUBDQ): Ditto.
269 (IX86_BUILTIN_VPROTB): Ditto.
270 (IX86_BUILTIN_VPROTW): Ditto.
271 (IX86_BUILTIN_VPROTD): Ditto.
272 (IX86_BUILTIN_VPROTQ): Ditto.
273 (IX86_BUILTIN_VPROTB_IMM): Ditto.
274 (IX86_BUILTIN_VPROTW_IMM): Ditto.
275 (IX86_BUILTIN_VPROTD_IMM): Ditto.
276 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
278 (IX86_BUILTIN_VPSHLB): Ditto.
279 (IX86_BUILTIN_VPSHLW): Ditto.
280 (IX86_BUILTIN_VPSHLD): Ditto.
281 (IX86_BUILTIN_VPSHLQ): Ditto.
282 (IX86_BUILTIN_VPSHAB): Ditto.
283 (IX86_BUILTIN_VPSHAW): Ditto.
284 (IX86_BUILTIN_VPSHAD): Ditto.
285 (IX86_BUILTIN_VPSHAQ): Ditto.
287 (IX86_BUILTIN_VFRCZSS): Ditto.
288 (IX86_BUILTIN_VFRCZSD): Ditto.
289 (IX86_BUILTIN_VFRCZPS): Ditto.
290 (IX86_BUILTIN_VFRCZPD): Ditto.
291 (IX86_BUILTIN_VFRCZPS256): Ditto.
292 (IX86_BUILTIN_VFRCZPD256): Ditto.
294 (IX86_BUILTIN_VPCOMEQUB): Ditto.
295 (IX86_BUILTIN_VPCOMNEUB): Ditto.
296 (IX86_BUILTIN_VPCOMLTUB): Ditto.
297 (IX86_BUILTIN_VPCOMLEUB): Ditto.
298 (IX86_BUILTIN_VPCOMGTUB): Ditto.
299 (IX86_BUILTIN_VPCOMGEUB): Ditto.
300 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
301 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
303 (IX86_BUILTIN_VPCOMEQUW): Ditto.
304 (IX86_BUILTIN_VPCOMNEUW): Ditto.
305 (IX86_BUILTIN_VPCOMLTUW): Ditto.
306 (IX86_BUILTIN_VPCOMLEUW): Ditto.
307 (IX86_BUILTIN_VPCOMGTUW): Ditto.
308 (IX86_BUILTIN_VPCOMGEUW): Ditto.
309 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
310 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
312 (IX86_BUILTIN_VPCOMEQUD): Ditto.
313 (IX86_BUILTIN_VPCOMNEUD): Ditto.
314 (IX86_BUILTIN_VPCOMLTUD): Ditto.
315 (IX86_BUILTIN_VPCOMLEUD): Ditto.
316 (IX86_BUILTIN_VPCOMGTUD): Ditto.
317 (IX86_BUILTIN_VPCOMGEUD): Ditto.
318 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
319 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
321 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
322 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
323 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
324 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
325 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
326 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
327 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
328 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
330 (IX86_BUILTIN_VPCOMEQB): Ditto.
331 (IX86_BUILTIN_VPCOMNEB): Ditto.
332 (IX86_BUILTIN_VPCOMLTB): Ditto.
333 (IX86_BUILTIN_VPCOMLEB): Ditto.
334 (IX86_BUILTIN_VPCOMGTB): Ditto.
335 (IX86_BUILTIN_VPCOMGEB): Ditto.
336 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
337 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
339 (IX86_BUILTIN_VPCOMEQW): Ditto.
340 (IX86_BUILTIN_VPCOMNEW): Ditto.
341 (IX86_BUILTIN_VPCOMLTW): Ditto.
342 (IX86_BUILTIN_VPCOMLEW): Ditto.
343 (IX86_BUILTIN_VPCOMGTW): Ditto.
344 (IX86_BUILTIN_VPCOMGEW): Ditto.
345 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
346 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
348 (IX86_BUILTIN_VPCOMEQD): Ditto.
349 (IX86_BUILTIN_VPCOMNED): Ditto.
350 (IX86_BUILTIN_VPCOMLTD): Ditto.
351 (IX86_BUILTIN_VPCOMLED): Ditto.
352 (IX86_BUILTIN_VPCOMGTD): Ditto.
353 (IX86_BUILTIN_VPCOMGED): Ditto.
354 (IX86_BUILTIN_VPCOMFALSED): Ditto.
355 (IX86_BUILTIN_VPCOMTRUED): Ditto.
357 (IX86_BUILTIN_VPCOMEQQ): Ditto.
358 (IX86_BUILTIN_VPCOMNEQ): Ditto.
359 (IX86_BUILTIN_VPCOMLTQ): Ditto.
360 (IX86_BUILTIN_VPCOMLEQ): Ditto.
361 (IX86_BUILTIN_VPCOMGTQ): Ditto.
362 (IX86_BUILTIN_VPCOMGEQ): Ditto.
363 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
364 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
366 (enum multi_arg_type): New enum for describing the various XOP
367 intrinsic argument types.
368 (bdesc_multi_arg): New table for XOP intrinsics.
369 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
370 (ix86_expand_multi_arg_builtin): New function for creating XOP
373 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
374 (xop_pmacsww): Ditto.
375 (xop_pmacssww): Ditto.
376 (xop_pmacsdd): Ditto.
377 (xop_pmacssdd): Ditto.
378 (xop_pmacssdql): Ditto.
379 (xop_pmacssdqh): Ditto.
380 (xop_pmacsdql): Ditto.
381 (xop_pmacsdql_mem): Ditto.
382 (xop_mulv2div2di3_low): Ditto.
383 (xop_pmacsdqh): Ditto.
384 (xop_pmacsdqh_mem): Ditto.
385 (xop_mulv2div2di3_high): Ditto.
386 (xop_pmacsswd): Ditto.
387 (xop_pmacswd): Ditto.
388 (xop_pmadcsswd): Ditto.
389 (xop_pmadcswd): Ditto.
390 (xop_pcmov_<mode>): Ditto.
391 (xop_pcmov_<mode>)256: Ditto.
392 (xop_phaddbw): Ditto.
393 (xop_phaddbd): Ditto.
394 (xop_phaddbq): Ditto.
395 (xop_phaddwd): Ditto.
396 (xop_phaddwq): Ditto.
397 (xop_phadddq): Ditto.
398 (xop_phaddubw): Ditto.
399 (xop_phaddubd): Ditto.
400 (xop_phaddubq): Ditto.
401 (xop_phadduwd): Ditto.
402 (xop_phadduwq): Ditto.
403 (xop_phaddudq): Ditto.
404 (xop_phsubbw): Ditto.
405 (xop_phsubwd): Ditto.
406 (xop_phsubdq): Ditto.
408 (rotl<mode>3): Ditto.
409 (rotr<mode>3): Ditto.
410 (xop_rotl<mode>3): Ditto.
411 (xop_rotr<mode>3): Ditto.
412 (vrotr<mode>3): Ditto.
413 (vrotl<mode>3): Ditto.
414 (xop_vrotl<mode>3): Ditto.
415 (vlshr<mode>3): Ditto.
416 (vashr<mode>3): Ditto.
418 (xop_ashl<mode>3): Ditto.
419 (xop_lshl<mode>3): Ditto.
424 (xop_frcz<mode>2): Ditto.
425 (xop_vmfrcz<mode>2): Ditto.
426 (xop_frcz<mode>2256): Ditto.
427 (xop_maskcmp<mode>3): Ditto.
428 (xop_maskcmp_uns<mode>3): Ditto.
429 (xop_maskcmp_uns2<mode>3): Ditto.
430 (xop_pcom_tf<mode>3): Ditto.
432 * doc/invoke.texi (-mxop): Add documentation.
433 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
435 2009-11-03 Mark Mitchell <mark@codesourcery.com>
438 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
439 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
440 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
442 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
445 * arm.md (peephole2 patterns for move and compare): New.
447 2009-11-04 Nick Clifton <nickc@redhat.com>
449 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
450 Make sure that it does not allow CONST_DOUBLEs.
451 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
452 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
453 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
454 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
455 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
456 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
457 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
458 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
459 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
460 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
461 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
462 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
463 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
464 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
465 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
467 2009-11-04 Richard Guenther <rguenther@suse.de>
469 PR tree-optimization/41919
470 * tree-vrp.c (test_for_singularity): Properly compare values.
472 2009-11-04 Revital Eres <eres@il.ibm.com>
474 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
475 Consider peeling for alignment only for stores and remove
476 redundant assignment.
478 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
481 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
482 (m68k_ok_for_sibcall_p): Handle different result return locations.
484 2009-11-04 Richard Guenther <rguenther@suse.de>
486 * c-opts.c (c_common_post_options): Move LTO option processing
488 * opts.c (decode_options): ... here.
490 2009-11-04 Jakub Jelinek <jakub@redhat.com>
492 * c-common.c (fold_offsetof_1): Use %wd instead of
493 HOST_WIDE_INT_PRINT_DEC.
495 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
497 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
500 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
502 * config.gcc (vax-*-linux*): Keep the original contents of
503 tmake_file while adding vax/t-linux.
505 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
509 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
510 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
511 (STACK_CHECK_MOVING_SP): Likewise.
512 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
513 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
514 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
515 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
516 Document PROBE_STACK.
517 * explow.c (anti_adjust_stack_and_probe): New function.
518 (allocate_dynamic_stack_space): Do not directly allocate space if
519 STACK_CHECK_MOVING_SP, instead invoke above function.
520 (emit_stack_probe): Handle probe_stack insn.
521 (PROBE_INTERVAL): New macro.
522 (STACK_GROW_OPTAB): Likewise.
523 (STACK_GROW_OFF): Likewise.
524 (probe_stack_range): Use Pmode and memory_address consistently. Fix
525 loop condition in the small constant case. Rewrite in the general
526 case to be immune to wraparounds. Make sure the address of probes
527 is valid. Try to use [base + disp] addressing mode if possible.
528 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
529 checking is enabled and STACK_CHECK_MOVING_SP.
530 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
531 return 1 for volatile references to the stack pointer.
532 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
533 __builtin_alloca if stack checking is enabled.
534 * unwind-dw2.c (uw_identify_context): Take into account whether the
535 context is that of a signal frame or not.
536 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
537 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
539 2009-11-03 Jakub Jelinek <jakub@redhat.com>
541 PR rtl-optimization/41917
542 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
543 operand isn't known to be 0, return 1.
545 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
547 * config/mips/mips.md: Fix typos.
549 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
551 * doc/invoke.texi: Fix typo.
553 2009-11-03 Paul Brook <paul@codesourcery.com>
555 * config/arm/neon.ml (vectype): Add T_floatSF.
556 (string_of_vectype): Ditto.
557 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
558 (deftypes): Use float for float32_t.
559 * config/arm/arm_neon.h: Regenerate.
561 2009-11-03 Nick Clifton <nickc@redhat.com>
562 Kevin Buettner <kevinb@redhat.com>
564 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
565 order of expected registers.
566 (rx_load_multiple_vector): Likewise.
567 (rx_rtsd_vector): Likewise.
568 * config/rx/rx.c (rx_cpu_type): New variable.
569 (rx_print_operand): Fix bug printing 64-bit constant values.
570 (rx_emit_stack_pushm): Reverse order of pushed registers.
571 (gen_rx_store_vector): Likewise.
572 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
574 (is_exception_func): Rename to is_interrupt_func and only accept
575 "interrupt" as the attribute name.
576 (rx_get_stack_layout): Use new function name.
577 (rx_func_attr_inlinable): Likewise.
578 (rx_attribute_table): Remove "exception".
579 (rx_expand_prologue): If necessary push the accumulator register
580 in the prologue of interrupt functions.
581 (rx_expand_epilogue): If necessary pop the accumulator.
582 (rx_builtins): Add RX_BUILTIN_MVTIPL.
583 (rx_expand_builtin_stz): Remove.
584 (rx_expand_builtin_mvtipl): New function.
585 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
586 (rx_expand_builtin): Likewise.
587 (rx_enable_fpu): New variable.
588 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
589 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
590 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
591 (enum rx_cpu_types): Define.
592 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
593 (INCOMING_FRAME_SP_OFFSET): Define.
594 (ARG_POINTER_CFA_OFFSET): Define.
595 (FRAME_POINTER_CFA_OFFSET): Define.
596 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
597 (ALLOW_RX_FPU_INSNS): Define.
598 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
599 fast_math_flags_set_p.
600 (UNSPEC_BUILTIN_MVTIPL): Define.
601 (revl): Rename to bswapsi2.
602 (bswaphi2): New pattern.
603 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
606 (mvtc): Remove clobber of cc0.
609 * config/rx/rx.opt (mieee): Remove.
614 (msave-acc-in-interrupts): Add.
615 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
616 (MULTILIB_DIRS): Likewise.
617 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
618 * doc/extend.texi: Remove description of "exception" function
620 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
621 -msave-acc-in-interrupts options.
623 2009-11-03 Richard Guenther <rguenther@suse.de>
625 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
627 2009-11-03 Dodji Seketeli <dodji@redhat.com>
630 * c-common.c (fold_offsetof_1): Issue errors when the member
631 designator of the offsetof expression is not legitimate.
633 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
636 names instead of numerical constants.
637 (sse_prologue_save): Ditto.
638 (*sse_prologue_save_insn): Ditto.
640 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
644 (TARGET_CALL_ESP): New define.
645 * config/i386/i386.c (initial_ix86_tune_features): Initialize
647 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
648 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
649 *call_1, *call_value_pop_1 and *call_value_1. Depend on
651 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
652 New patterns, use "lsm" as operand 1 constraint.
653 * config/i386/predicates.md (call_insn_operand): Depend on
654 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
656 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
658 PR tree-optimization/41857
659 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
660 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
662 * tree-ssa-address.c (move_hint_to_base): New function.
663 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
664 address space associated with TYPE.
665 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
666 most_expensive_mult_to_index. Call move_hint_to_base.
667 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
668 TYPE to addr_to_parts.
670 2009-11-02 Martin Jambor <mjambor@suse.cz>
672 PR tree-optimization/41750
673 * tree-sra.c (analyze_modified_params): Loop over all
674 representatives of components of a parameter.
676 2009-11-02 Jakub Jelinek <jakub@redhat.com>
678 PR tree-optimization/41841
679 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
680 local variables of not yet materialized clones.
683 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
684 for a VOIDmode variable.
687 * c-pragma.c (visstack): Change into vector of ints rather than
688 enum symbol_visibility.
689 (push_visibility): Add kind argument, push default_visibility together
691 (pop_visibility): Add kind argument, return true if successful, fail
692 if visibility stack is empty or if stack top is of different kind.
693 (handle_pragma_visibility): Don't check length of visstack, instead
694 call pop_visibility and issue diagnostics if it failed. Pass 0
695 as last argument to push_visibility and pop_visibility.
696 * c-pragma.h (push_visibility): Add kind argument.
697 (pop_visibility): Likewise. Return bool instead of void.
699 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
701 * tree.def (TARGET_MEM_REF): Update comment.
702 * alias.c (get_alias_set): Retrieve the original memory reference for
703 a TARGET_MEM_REF before proceeding.
705 2009-10-31 Anatoly Sokolov <aesok@post.ru>
707 * config/frv/frv.c (frv_function_value, frv_libcall_value,
708 frv_function_value_regno_p): New functions.
709 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
710 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
711 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
712 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
714 2009-10-31 Anatoly Sokolov <aesok@post.ru>
716 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
717 new 'outgoing' argument.
718 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
719 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
720 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
721 LIBCALL_VALUE): Remove.
722 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
723 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
724 (mh10300_function_value_regno_p): Declare.
726 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
728 * config/arm/cortex-a9.md: New - integer pipeline description.
730 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
732 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
733 aborting if the sizes of the two references don't match.
735 2009-10-31 Toon Moene <toon@moene.org>
737 * ipa-inline.c (cgraph_decide_inlining):
738 Include reason for not inlining called-once functions in dump file.
740 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
742 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
743 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
744 (LINK_SPEC): BE_LINK_SPEC added.
746 2009-10-30 Richard Guenther <rguenther@suse.de>
749 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
751 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
753 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
754 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
757 2009-10-30 Martin Jambor <mjambor@suse.cz>
759 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
761 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
764 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
765 first. Move assert on stack_alignment_estimated just before
766 setting stack_realign_needed.
767 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
768 Don't call update_stack_boundary.
770 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
771 (verride_options): Don't check ix86_force_align_arg_pointer here.
772 (ix86_function_ok_for_sibcall): Use it.
773 (ix86_update_stack_boundary): Likewise.
775 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
777 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
779 * arm.md (QHSI): New mode iterator.
780 (movqi): If generating for thumb, then truncate any immediate to
782 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
784 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
787 2009-10-29 Cary Coutant <ccoutant@google.com>
790 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
791 locations in the source).
792 (store_vcall_insn): New function.
793 (lookup_vcall_insn): New function.
794 (dwarf2out_virtual_call_token): Use store_vcall_insn.
795 (dwarf2out_copy_call_info): New function.
796 (dwarf2out_virtual_call): Use lookup_vcall_insn.
797 * emit-rtl.c (try_split): Call copy_call_info debug hook.
798 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
799 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
800 (debug_nothing_rtx_rtx): New dummy hook.
801 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
802 (xcoff_debug_hooks): Likewise.
803 * sdbout.c (sdb_debug_hooks): Likewise.
804 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
806 2009-10-29 David Daney <ddaney@caviumnetworks.com>
808 * doc/invoke.texi (mmcount-ra-address): Document new command line
810 * config/mips/mips.opt (mmcount-ra-address): New option.
811 * config/mips/mips-protos.h (mips_function_profiler): Declare new
813 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
815 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
816 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
818 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
819 mips_function_profiler.
821 2009-10-29 Steve Ellcey <sje@cup.hp.com>
825 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
826 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
827 * optc-gen.awk (cl_target_option_restore): Include call to
828 targetm.override_options_after_change.
829 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
830 * target.h (override_options_after_change): New.
831 * c-common.c (parse_optimize_options): Call
832 targetm.override_options_after_change.
833 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
834 (ia64_override_options_after_change): New.
835 (ia64_override_options) Add call to above.
837 2009-10-29 Michael Matz <matz@suse.de>
839 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
840 (gate_convert_to_rsqrt): Ditto.
841 (pass_convert_to_rsqrt): Ditto.
842 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
843 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
846 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
848 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
850 * config/arm/arm.c (find_best_start): Fix type of remainder to be
853 2009-10-29 Martin Jambor <mjambor@suse.cz>
855 PR tree-optimization/41775
856 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
857 (generate_subtree_copies): Do not unshare agg.
858 (load_assign_lhs_subreplacements): Do not unshare rhs.
859 (sra_modify_assign): Do not unshare exprs.
860 (propagate_subacesses_accross_link): Renamed to
861 propagate_subaccesses_across_link.
863 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
865 * arm.c (count_insns_for_constant): Rework to support counting for
866 thumb2 immediates as well.
867 (find_best_start): Split out from arm_gen_constant.
868 (arm_gen_constant): Rework to support XOR with immediate.
870 2009-10-29 Chao-ying Fu <fu@mips.com>
872 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
874 (mips_expand_synci_loop): Use the length rtx to control the
875 synci loop from the begin rtx that points to the first byte of
878 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
880 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
882 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
884 * dbxout.c (dbxout_common_check): Accept non public trees.
885 * dwarf2out.c (fortran_common): Accept non public trees.
887 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
889 * common.opt (fuse-linker-plugin): New option.
890 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
892 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
894 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
896 PR rtl-optimization/39715
897 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
898 (gen_cstoresi_ltu_thumb1): New splitter.
900 2009-10-28 Richard Guenther <rguenther@suse.de>
904 * tree-ssa.c (useless_type_conversion_p): Do not treat
905 conversions to pointers to incomplete types as useless.
906 * gimple.c (gimple_types_compatible_p): Compare struct tags,
909 2009-10-28 Jakub Jelinek <jakub@redhat.com>
911 * var-tracking.c (emit_note_insn_var_location): Don't call the second
912 vt_expand_loc unnecessarily when location is not a register nor
916 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
917 fields don't have DECL_NAME.
920 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
921 call convert_memory_address on addr.
924 * config/i386/i386.c (ix86_pic_register_p): Don't call
925 rtx_equal_for_cselib_p for VALUEs discarded as useless.
927 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
929 * var-tracking.c (emit_note_insn_var_location): Get the mode of
930 a variable part from its REG, MEM or VALUE.
932 2009-10-28 Richard Guenther <rguenther@suse.de>
934 * gimple.c (gimple_get_alias_set): Fix comment typo.
936 2009-10-28 Richard Guenther <rguenther@suse.de>
938 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
939 (free_lang_data): Unconditionally compute alias sets for all
940 standard integer types. Bail out if gate bailed out previously.
941 Do not reset the types_compatible_p langhook.
942 (gate_free_lang_data): Remove.
943 (struct pass_ipa_free_lang_data): Enable unconditionally.
944 * gimple.c (gimple_get_alias_set): Use the same alias-set for
947 2009-10-28 Richard Guenther <rguenther@suse.de>
950 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
951 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
952 (call_may_clobber_ref_p_1): Likewise.
953 * tree-ssa-structalias.c (find_func_aliases): Likewise.
954 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
956 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
958 PR rtl-optimization/41812
961 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
963 * df-problems.c (df_md_scratch): New.
964 (df_md_alloc, df_md_free): Allocate/free it.
965 (df_md_local_compute): Only include live registers in init.
966 (df_md_transfer_function): Prune the in-set computed by
967 the confluence function, and the gen-set too.
969 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
971 PR rtl-optimization/39715
972 * combine.c (simplify_comparison): Use extensions to
973 widen comparisons. Try an ANDing first.
975 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
977 PR rtl-optimization/40741
978 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
979 a small constant is cheap.
980 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
981 force_reg on the LHS.
982 (xorsi3): Likewise, and split the XOR if the constant is complex
983 and not in Thumb mode.
985 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
987 * expmed.c (emit_store_flag): Check costs before
988 transforming to the opposite representation.
990 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
992 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
993 cstore result to DImode.
995 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
997 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
998 inside the unspec vector.
1000 2009-10-27 Richard Henderson <rth@redhat.com>
1002 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1004 2009-10-27 Richard Henderson <rth@redhat.com>
1007 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1008 eh_region_may_contain_throw; update users.
1009 (eh_region_may_contain_throw): New function.
1010 (lower_catch): Check flag_exceptions before creating exception region.
1011 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1012 (lower_cleanup): Tidy existing flag_exceptions check to match.
1014 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1017 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1018 * config/i386/mingw.opt: Add fset-stack-executable.
1019 * config/i386/i386.c (ix86_trampoline_init): Make call to
1020 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1021 defined and its value is not zero.
1024 2009-10-27 Richard Guenther <rguenther@suse.de>
1026 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1027 handle calls to externally visible functions like in regular mode.
1028 (create_variable_info_for): Do not create function infos here.
1029 (have_alias_info): Remove write-only variable.
1030 (solve_constraints): New function split out from common code
1031 in compute_points_to_sets and ipa_pta_execute.
1032 (compute_points_to_sets): Adjust.
1033 (ipa_pta_execute): Likewise. Handle clones and externally visible
1034 functions like in non-IPA mode.
1036 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1039 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1042 2009-10-27 Richard Guenther <rguenther@suse.de>
1044 * tree-complex.c (expand_complex_div_wide): Check for
1045 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1047 2009-10-27 Revital Eres <eres@il.ibm.com>
1049 PR tree-optimization/40648
1050 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1051 Change decision of when to peel for alignment.
1053 2009-10-27 Richard Guenther <rguenther@suse.de>
1056 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1058 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1061 * fold-const.c (fold_binary_loc): Do not call
1062 protected_set_expr_location.
1064 2009-10-27 Wei Guozhi <carrot@google.com>
1067 * target.h (have_conditional_execution): Add a new target hook
1069 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1070 * targhooks.h (default_have_conditional_execution): Likewise.
1071 * targhooks.c (default_have_conditional_execution): Likewise.
1072 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1073 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1074 (arm_have_conditional_execution): New function.
1075 * ifcvt.c (noce_process_if_block, find_if_header,
1076 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1077 macro HAVE_conditional_execution to a target hook call.
1078 * recog.c (peephole2_optimize): Likewise.
1079 * sched-rgn.c (add_branch_dependences): Likewise.
1080 * final.c (asm_insn_count, final_scan_insn): Likewise.
1081 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1083 2009-10-26 Ben Elliston <bje@au.ibm.com>
1084 Michael Meissner <meissner@linux.vnet.ibm.com>
1085 Ulrich Weigand <uweigand@de.ibm.com>
1087 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1088 * config/spu/spu_cache.h: New file.
1090 * config/spu/cachemgr.c: New file.
1091 * config/spu/cache.S: New file.
1093 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1094 (ADDR_SPACE_EA): Define.
1095 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1096 * config/spu/spu.c (EAmode): New macro.
1097 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1098 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1099 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1100 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1101 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1102 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1103 (TARGET_ASM_SELECT_SECTION): Likewise.
1104 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1105 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1106 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1107 (ea_symbol_ref): New function.
1108 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1109 (spu_addr_space_legitimate_address_p): New function.
1110 (spu_addr_space_legitimize_address): Likewise.
1111 (cache_fetch): New global.
1112 (cache_fetch_dirty): Likewise.
1113 (ea_alias_set): Likewise.
1114 (ea_load_store): New function.
1115 (ea_load_store_inline): Likewise.
1116 (expand_ea_mem): Likewise.
1117 (spu_expand_mov): Handle __ea qualified memory references.
1118 (spu_addr_space_pointer_mode): New function.
1119 (spu_addr_space_address_mode): Likewise.
1120 (spu_addr_space_subset_p): Likewise.
1121 (spu_addr_space_convert): Likewise.
1122 (spu_section_type_flags): Handle "._ea" section.
1123 (spu_select_section): New function.
1124 (spu_unique_section): Likewise.
1125 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1126 and __EA64__ predefined macros.
1127 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1128 -matomic-updates switches.
1130 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1131 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1132 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1133 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1134 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1135 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1136 $(T)cache128k.o): Likewise.
1137 ($(T)libgcc_%.a): Likewise.
1139 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1140 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1141 (-maddress-space-conversion): Likewise.
1142 (-mcache-size=): Likewise.
1143 (-matomic-updates): Likewise.
1144 * doc/invoke.texi (-mea32/-mea64): Document.
1145 (-maddress-space-conversion): Likewise.
1146 (-mcache-size=): Likewise.
1147 (-matomic-updates): Likewise.
1149 2009-10-26 Ben Elliston <bje@au.ibm.com>
1150 Michael Meissner <meissner@linux.vnet.ibm.com>
1151 Ulrich Weigand <uweigand@de.ibm.com>
1153 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1155 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1156 defined, add the named address space keywords.
1157 (c_addr_space_name): New function.
1158 (complete_array_type): Preserve named address space.
1159 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1160 instead of targetm.valid_pointer_mode.
1162 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1163 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1164 (ADDR_SPACE_KEYWORD): New macro.
1165 (c_addr_space_name): Add prototype.
1167 * c-tree.h (struct c_declspecs): Add address_space member.
1168 (declspecs_add_addrspace): Add prototype.
1170 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1172 * c-parser.c (c_parse_init): Add assertion.
1173 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1174 (c_lex_one_token): Handle address space keywords.
1175 (c_token_starts_typename): Likewise.
1176 (c_token_starts_declspecs): Likewise.
1177 (c_parser_declspecs): Likewise.
1178 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1179 literal within function qualified with named address space.
1181 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1182 address space qualifiers.
1183 (shadow_tag_warned): Warn about useless address space qualifiers.
1184 (quals_from_declspecs): Handle address space qualifiers.
1185 (grokdeclarator): Likewise.
1186 (build_null_declspecs): Likewise.
1187 (declspecs_add_addrspace): New function.
1189 * c-typeck.c (addr_space_superset): New function.
1190 (qualify_type): Handle named address spaces.
1191 (composite_type): Likewise.
1192 (common_pointer_type): Likewise.
1193 (comp_target_types): Likewise.
1194 (build_conditional_expr): Likewise.
1195 (handle_warn_cast_qual): Likewise.
1196 (build_c_cast): Likewise.
1197 (convert_for_assignment): Likewise.
1198 (build_binary_op): Likewise.
1199 (pointer_diff): Handle named address spaces. Use intermediate
1200 integer type of sufficient size if required.
1202 2009-10-26 Ben Elliston <bje@au.ibm.com>
1203 Michael Meissner <meissner@linux.vnet.ibm.com>
1204 Ulrich Weigand <uweigand@de.ibm.com>
1206 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1207 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1208 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1210 * target.h (struct target_def): Add pointer_mode, address_mode,
1211 and valid_pointer_mode to addr_space substructure.
1212 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1213 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1214 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1215 (TARGET_ADDR_SPACE_HOOKS): Add them.
1216 * targhooks.c (target_default_pointer_address_modes_p): New function.
1217 * target.h (target_default_pointer_address_modes_p): Add prototype.
1218 * targhooks.c (default_addr_space_pointer_mode): New function.
1219 (default_addr_space_address_mode): Likewise.
1220 (default_addr_space_valid_pointer_mode): Likewise.
1221 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1222 (default_addr_space_address_mode): Likewise.
1223 (default_addr_space_valid_pointer_mode): Likewise.
1224 * output.h (default_valid_pointer_mode): Move to ...
1225 * targhooks.h (default_valid_pointer_mode): ... here.
1226 * varasm.c (default_valid_pointer_mode): Move to ...
1227 * targhooks.c (default_valid_pointer_mode): ... here.
1229 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1230 instead of targetm.valid_pointer_mode.
1232 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1233 * tree.c (integer_pow2p): Likewise.
1234 (tree_log2): Likewise.
1235 (tree_floor_log2): Likewise.
1236 (signed_or_unsigned_type_for): Support pointer type of different size.
1237 (int_or_pointer_precision): New function.
1238 * tree.h (int_or_pointer_precision): Add prototype.
1239 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1240 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1241 incoming pointer type instead of POINTER_SIZE.
1243 * tree.c (build_pointer_type): Use appropriate pointer mode
1244 instead of ptr_mode.
1245 (build_reference_type): Likewise.
1246 * expr.c (store_expr): Likewise.
1247 (expand_expr_addr_expr): Likewise.
1248 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1249 * cfgexpand.c (expand_debug_expr): Likewise.
1251 * auto-inc-dec.c: Include "target.h".
1252 (try_merge): Use appropriate address mode instead of Pmode.
1253 (find_inc): Likewise.
1254 * combine.c (find_split_point): Likewise.
1255 * cselib.c (cselib_record_sets): Likewise.
1256 * dse.c (replace_inc_dec): Likewise.
1257 (canon_address): Likewise.
1258 * var-tracking.c (replace_expr_with_values): Likewise.
1259 (count_uses): Likewise.
1260 (add_uses): Likewise.
1261 (add_stores): Likewise.
1262 * emit-rtl.c: Include "target.h".
1263 (adjust_address_1): Use appropriate address mode instead of Pmode.
1264 (offset_address): Likewise.
1265 * explow.c (break_out_memory_refs): Likewise.
1266 (memory_address_addr_space): Likewise.
1267 (promote_mode): Likewise.
1268 * expr.c (move_by_pieces): Likewise.
1269 (emit_block_move_via_loop): Likewise.
1270 (store_by_pieces): Likewise.
1271 (store_by_pieces_1): Likewise.
1272 (expand_assignment): Likewise.
1273 (store_constructor): Likewise.
1274 (expand_expr_addr_expr): Likewise.
1275 (expand_expr_real_1): Likewise.
1276 * cfgexpand.c (expand_debug_expr): Likewise.
1277 * ifcvt.c (noce_try_cmove_arith): Likewise.
1278 * regcprop.c (kill_autoinc_value): Likewise.
1279 * regmove.c (try_auto_increment): Likewise.
1280 * reload.c (find_reloads): Likewise.
1281 (find_reloads_address): Likewise.
1282 (find_reloads_address_1): Likewise.
1283 * sched-deps.c: Include "target.h".
1284 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1285 (sched_analyze_2): Likewise.
1286 * sel-sched-dump.c: Include "target.h".
1287 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1288 * stor-layout.c (layout_type): Likewise.
1289 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1290 (multiplier_allowed_in_address_p): Likewise.
1291 (get_address_cost): Likewise.
1292 * varasm.c (make_decl_rtl): Likewise.
1294 * expr.c (expand_assignment): Always convert offsets to appropriate
1296 (store_expr): Likewise.
1297 (store_constructor): Likewise.
1298 (expand_expr_real_1): Likewise.
1300 * reload.h (form_sum): Add MODE argument.
1301 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1302 Update recursive calls.
1303 (subst_indexed_address): Update calls to form_sum.
1305 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1306 * tree-ssa-address.c: Include "target.h".
1307 (templates): Replace by ...
1308 (mem_addr_template_list): ... this new vector.
1309 (TEMPL_IDX): Handle address space numbers.
1310 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1311 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1312 instead of global cache. Update call to gen_addr_rtx.
1313 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1314 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1316 * rtl.h (convert_memory_address_addr_space): Add prototype.
1317 (convert_memory_address): Define as macro.
1318 * explow.c (convert_memory_address): Rename to ...
1319 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1320 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1321 Update recursive calls.
1322 (memory_address_addr_space): Call convert_memory_address_addr_space.
1323 * expmed.c (make_tree): Likewise.
1324 * expr.c (expand_assignment): Likewise.
1325 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1326 (expand_expr_addr_expr): Likewise. Also, update call.
1328 * alias.c (find_base_value): Guard pointer size optimizations.
1329 (find_base_term): Likewise.
1330 * rtlanal.c (nonzero_bits1): Likewise.
1331 (num_sign_bit_copies1): Likewise.
1332 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1334 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1335 (emit-rtl.o): Likewise.
1336 (auto-inc-dec.o): Likewise.
1337 (sched-deps.o): Likewise.
1339 2009-10-26 Ben Elliston <bje@au.ibm.com>
1340 Michael Meissner <meissner@linux.vnet.ibm.com>
1341 Ulrich Weigand <uweigand@de.ibm.com>
1343 * doc/extend.texi (Named Address Spaces): New section.
1344 * coretypes.h (addr_space_t): New type.
1345 (ADDR_SPACE_GENERIC): New define.
1346 (ADDR_SPACE_GENERIC_P): New macro.
1348 * doc/tm.texi (Named Address Spaces): New section.
1349 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1350 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1351 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1352 (TARGET_ADDR_SPACE_CONVERT): Document.
1353 * target.h (struct gcc_target): Add addr_space substructure.
1354 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1355 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1356 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1357 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1358 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1359 (TARGET_INITIALIZER): Initialize addr_space hooks.
1360 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1361 (default_addr_space_legitimize_address): Likewise.
1362 (default_addr_space_subset_p): Likewise.
1363 (default_addr_space_convert): Likewise.
1364 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1365 (default_addr_space_legitimize_address): Likewise.
1366 (default_addr_space_subset_p): Likewise.
1367 (default_addr_space_convert): Likewise.
1369 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1370 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1371 (MEM_ADDR_SPACE): New macro.
1372 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1373 address space memory attribute.
1374 (mem_attrs_htab_hash): Handle address space memory attribute.
1375 (mem_attrs_htab_eq): Likewise.
1376 (set_mem_attributes_minus_bitpos): Likewise.
1377 (set_mem_alias_set): Likewise.
1378 (set_mem_align): Likewise.
1379 (set_mem_expr): Likewise.
1380 (set_mem_offset): Likewise.
1381 (set_mem_size): Likewise.
1382 (adjust_address_1): Likewise.
1383 (offset_address): Likewise.
1384 (widen_memoy_address): Likewise.
1385 (get_spill_slot_decl): Likewise.
1386 (set_mem_attrs_for_spill): Likewise.
1387 (set_mem_addr_space): New function.
1388 * emit-rtl.h (set_mem_addr_space): Add prototype.
1389 * print-rtl.c (print_rtx): Print address space memory attribute.
1390 * expr.c (expand_assignment): Set address space memory attribute
1391 of generated MEM RTXes as appropriate.
1392 (expand_expr_real_1): Likewise.
1393 * cfgexpand.c (expand_debug_expr): Likewise.
1394 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1396 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1397 size of "spare" bitfield.
1398 (TYPE_ADDR_SPACE): New macro.
1399 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1400 (DECODE_QUAL_ADDR_SPACE): Likewise.
1401 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1402 (KEEP_QUAL_ADDR_SPACE): Likewise.
1403 (TYPE_QUALS): Encode type address space.
1404 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1405 * tree.c (set_type_quals): Set type address space.
1406 (build_array_type): Inherit array address space from element type.
1407 * print-tree.c (print_node_brief): Print type address space.
1408 (print_node): Likewise.
1409 * tree-pretty-print.c (dump_generic_node): Likewise.
1411 * explow.c (memory_address): Rename to ...
1412 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1413 Use address-space aware variants of memory address routines.
1414 * recog.c (memory_address_p): Rename to ...
1415 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1416 Use address-space aware variants of memory address routines.
1417 (offsettable_address_p): Rename to ...
1418 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1419 Use address-space aware variants of memory address routines.
1420 * reload.c (strict_memory_address_p): Rename to ...
1421 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1422 Use address-space aware variants of memory address routines.
1423 (maybe_memory_address_p): Rename to ...
1424 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1425 Use address-space aware variants of memory address routines.
1426 * expr.h (memory_address_addr_space): Add prototype.
1427 (memory_address): Define as macro.
1428 * recog.h (memory_address_addr_space_p): Add prototype.
1429 (memory_address_p): Define as macro.
1430 (offsettable_address_addr_space_p): Add prototype.
1431 (offsettable_address_p): Define as macro.
1432 (strict_memory_address_addr_space_p): Add prototype.
1433 (strict_memory_address_p): Define as macro.
1435 * combine.c (find_split_point): Use address-space aware variants
1436 of memory address routines.
1437 * emit-rtl.c (operand_subword): Likewise.
1438 (change_address_1): Likewise.
1439 (adjust_address_1): Likewise.
1440 (offset_address): Likewise.
1441 * expr.c (emit_move_insn): Likewise.
1442 (expand_assignment): Likewise.
1443 (expand_expr_real_1): Likewise.
1444 * recog.c (verify_changes): Likewise.
1445 (general_operand): Likewise.
1446 (offsettable_memref_p): Likewise.
1447 (offsettable_nonstrict_memref_p): Likewise.
1448 (constrain_operands): Likewise.
1449 * reload.c (get_secondary_mem): Likewise.
1450 (find_reloads_toplev): Likewise.
1451 (find_reloads_address): Likewise.
1452 (find_reloads_subreg_address): Likewise.
1453 * reload1.c (reload): Likewise.
1454 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1455 * rtl.h (address_cost): Add ADDRSPACE argument.
1456 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1457 aware variant of memory address routines.
1458 * loop-invariant.c (create_new_invariant): Update address_cost call.
1459 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1460 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1461 Use address-space aware variant of memory address routines.
1462 (propagate_rtx_1): Update call to should_replace_address.
1463 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1465 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1466 ADDRSPACE argument. Use per-address-space instead of global cache.
1467 Use address-space aware variant of memory address routines.
1468 (get_address_cost): Likewise.
1469 (get_computation_cost_at): Update calls.
1470 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1471 Use address-space aware variant of memory address routines.
1472 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1473 (most_expensive_mult_to_index): Update call to
1474 multiplier_allowed_in_address_p.
1476 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1477 attribute to indicate named address spaces.
1479 * varasm.c (get_variable_section): DECLs in named address spaces
1482 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1483 for addresses in a non-generic address space.
1485 * expr.c (emit_block_move_hints): Do not use libcalls for
1486 memory in non-generic address spaces.
1487 (clear_storage_hints): Likewise.
1488 (expand_assignment): Likewise.
1490 * fold-const.c (operand_equal_p): Expressions refering to different
1491 address spaces are not equivalent.
1493 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1494 spaces are not equivalent.
1495 (rtx_equal_p): Likewise.
1496 * cse.c (exp_equiv_p): Likewise.
1497 * jump.c (rtx_renumbered_equal_p): Likewise.
1498 * reload.c (operands_match_p): Likewise.
1500 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1501 address spaces may alias.
1502 (true_dependence): Likewise.
1503 (canon_true_dependence): Likewise.
1504 (write_dependence_p): Likewise.
1506 * dse.c (canon_address): Handle named address spaces.
1507 * ifcvt.c (noce_try_cmove_arith): Likewise.
1509 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1510 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1511 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1512 to handle conversions between different address spaces.
1513 * fold-const.c (fold_convert_loc): Likewise.
1514 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1515 * tree-pretty-print.c (dump_generic_node): Likewise.
1516 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1517 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1518 * tree-inline.c (estimate_operator_cost): Likewise.
1519 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1520 to different address spaces are not useless.
1522 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1525 * cfgcleanup.c (trivially_empty_bb_p): New function.
1526 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1529 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1530 add_name_and_src_coords_attributes, gen_namespace_die,
1531 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1533 2009-10-26 Nick Clifton <nickc@redhat.com>
1535 * config.gcc: Add support for RX target.
1536 * config/rx: New directory.
1537 * config/rx/constraints.md: New file.
1538 * config/rx/predicates.md: New file.
1539 * config/rx/rx.c: New file.
1540 * config/rx/rx.h: New file.
1541 * config/rx/rx.md: New file.
1542 * config/rx/rx.opt: New file.
1543 * config/rx/rx-protos.h: New file.
1544 * config/rx/t-rx: New file.
1545 * doc/extend.texi: Document RX function attributes.
1546 * doc/invoke.texi: Document RX specific command line options.
1547 * doc/contrib.texi: Document RX contribution.
1548 * doc/md.texi: Document RX constraints.
1549 * doc/install.texi: Document RX support.
1551 2009-10-26 Michael Matz <matz@suse.de>
1553 PR tree-optimization/41783
1554 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1555 case for simple diamonds.
1556 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1557 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1558 argument, use alias oracle to skip some vdefs.
1559 (phi_translate_1): Change call to above, don't allocate new
1560 value ids if they can stay the same.
1561 (compute_avail): Allow vuse walking when looking up references.
1563 2009-10-26 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/41826
1566 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1567 access to re-allocated vector fields.
1569 2009-10-26 Richard Guenther <rguenther@suse.de>
1571 * graphite-sese-to-poly.c (check_poly_representation): Fix
1572 compile without checking.
1574 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1577 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1578 * gimplify.c (tree_should_carry_location_p,
1579 tree_annotate_one_with_location,tree_annotate_all_with_location):
1580 Remove obsolete functions.
1582 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1585 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1587 2009-10-25 Richard Guenther <rguenther@suse.de>
1589 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1590 Stream DECL_RESTRICTED_P.
1591 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1593 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1595 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1596 a note when expanding to nothing.
1598 2009-10-25 Richard Guenther <rguenther@suse.de>
1601 * tree.c (find_decls_types_r): Deal with Java overloading
1602 BINFO_VIRTUALS for its own purpose.
1604 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1606 * config/mips/predicates.md (hilo_operand): New predicate.
1607 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1608 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1609 splitter part from here ...:
1610 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1611 op0 and op4 to match the DINS case.
1612 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1614 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1617 * avr.md (QIDI): Add new mode iterator.
1618 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1619 patterns for all QI thru DI modes combinations.
1620 (sbrx_and_branch<mode>): Create new and based bit test and jump
1621 patterns for QI thru SI modes.
1622 avr.c (avr_out_sbxx_branch): Use only bit number.
1624 2009-10-24 Jan Hubicka <jh@suse.cz>
1626 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1628 (analyze_function): When analyzing noreturn nothrow call, do not
1629 compute written stats; free bitmaps of vars early if possible.
1630 (generate_summary): Only update bitmaps if computed.
1631 (propagate): Only dump bitmaps if computed.
1632 (ipa_reference_read_summary): Fix pasto.
1634 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1636 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1637 (aliasing_component_refs_p): ...this. Return true if there is no
1638 common base and the base access types have the same alias set.
1639 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1640 (indirect_refs_may_alias_p): Likewise.
1642 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1645 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1646 a C_MAYBE_CONST_EXPR.
1648 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1651 * config/rs6000/rs6000.c (struct machine_function): Add
1652 vsx_or_altivec_used_p to record if vector types are used.
1653 (rs6000_expand_to_rtl_hook): Rename from
1654 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1655 any vector operations, so if there are, we can set VRSAVE to
1656 non-zero when only floating point vector registers are used.
1657 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1658 (rs6000_check_vector_mode): Inner function to check if vector
1659 types are used in the code.
1660 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1661 vector instructions are used.
1663 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1664 Indicate that VSX registers which overlap floating point
1665 registers, can't be used across a call, since the ABI only states
1666 the scalar part of the register will be saved and restored.
1668 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1671 * alias.c (get_alias_set): Call langhook before returning 0 for
1672 types with structural equality.
1673 * c-common.c (c_common_get_alias_set): Use alias set of element
1674 type for arrays with structural comparison.
1676 2009-10-23 Richard Guenther <rguenther@suse.de>
1679 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1680 gimple_call_nothrow_p.
1682 2009-10-23 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/41778
1685 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1686 redundancy along a path in the CFG we want to optimize for speed
1687 is going to be removed.
1688 (execute_pre): Do partial-PRE only if the function is to be
1689 optimized for speed.
1690 (gate_pre): Do not turn off all of PRE when not optimizing a
1693 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1695 * builtins.c (fold_builtin_cabs): Use validate_arg().
1696 (fold_builtin_cexp): Fix if-logic.
1697 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1699 2009-10-22 Jeff Law <law@redhat.com>
1701 * ira-lives.c (process_single_reg_class_operands): Update the
1702 hard reg costs for all the hard registers desired by the
1703 single reg class operand.
1705 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1707 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1708 for rtxes that aren't handled specially.
1710 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1712 * rtl.h (shallow_copy_rtvec): Declare.
1713 * rtl.c (shallow_copy_rtvec): New function.
1714 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1715 rtx field if the subrtx has changed.
1717 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1719 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1720 (m32c_function_value): Make static, add new 'outgoing' argument.
1721 (m32c_libcall_value): Make static, add new 'fun' argument.
1722 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1723 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1724 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1725 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1726 (m32c_function_value, m32c_libcall_value): Delete declaration.
1728 2009-10-22 Diego Novillo <dnovillo@google.com>
1730 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1732 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1734 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1737 2009-10-22 Richard Guenther <rguenther@suse.de>
1739 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1740 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1741 (lto_symtab_merge): Do not merge cgraph nodes here.
1742 (lto_symtab_resolve_can_prevail_p): Simplify.
1743 (lto_symtab_resolve_symbols): Store cgraph node.
1744 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1745 functions from the symtab.
1746 (lto_symtab_merge_cgraph_nodes_1): New function.
1747 (lto_symtab_merge_cgraph_nodes): Likewise.
1749 2009-10-22 Richard Guenther <rguenther@suse.de>
1752 * lto-streamer-out.c (lto_output_location): Stream the
1754 * lto-streamer-in.c (lto_input_location): Likewise.
1756 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1758 * cfgloopmanip.c (duplicate_subloops): Export.
1759 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1760 (transform_to_exit_first_loop): Duplicate bbs starting from
1761 header up to loop->latch instead of exit->src.
1762 Initialize control variable to the correct number of iterations.
1763 (gather_scalar_reductions): Do not register double reductions.
1764 (parallelize_loops): Dump which loop is tested.
1765 Indicate whether the parallelized loop is inner or not.
1766 Remove the innermost-loop requirement.
1767 * cfgloop.h (duplicate_subloops): Export.
1768 * tree-cfg.c (add_phi_args_after_redirect): New function.
1769 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1770 Call duplicate_subloops.
1771 Update number of iterations at the exit condition.
1772 Don't redirect nexits always to the loop exit.
1773 Redirect copied edges from latch to the loop exit.
1775 2009-10-22 Jan Hubicka <jh@suse.cz>
1777 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1779 * ipa-inline.c (cgraph_mark_inline_edge,
1780 cgraph_decide_inlining_of_small_function,
1781 cgraph_decide_inlining, inline_read_summary): Disable indirect
1782 inlining for WPA for time being.
1784 PR tree-optimize/40556
1785 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1787 2009-10-22 Richard Guenther <rguenther@suse.de>
1789 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1790 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1792 2009-10-22 Jan Hubicka <jh@suse.cz>
1795 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1797 (check_call): Handle only indirect calls.
1798 (propagate_bits): Update comment.
1799 (write_node_summary_p): Turn bogus check to assert.
1800 (ipa_reference_write_summary): Stream calls_read_all properly.
1801 (ipa_reference_read_summary): Stream in calls_read_all properly.
1802 (read_write_all_from_decl): New function.
1803 (propagate): Handle OVERWRITABLE nodes and external calls here.
1804 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1806 (analyze_function): Do not check visibility here.
1807 (add_new_function): We summary OVERWRITABLE too.
1808 (generate_summary): Stream OVERWRITABLE nodes too.
1809 (propagate): Handle external calls and OVERWRITABLE nodes here.
1810 (local_pure_const): Check visibility here.
1812 2009-10-22 Jan Hubicka <jh@suse.cz>
1814 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1815 (pass_ipa_cp): Register them.
1816 (ipcp_init_stage): Analyze all functions for whopr/lto.
1817 (ipcp_propagate_stage): Skip external calls.
1818 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1819 * ipa-reference.c (write_node_summary_p): Fix thinko about
1821 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1822 when in ltrans, skip executing of ipa passes since everything
1823 should've been done.
1824 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1825 (inline_generate_summary): Likewise.
1826 (inline_read_summary): New function.
1827 (inline_write_summary): New function.
1828 (pass_ipa_inline): Register new hooks.
1829 * ipa-prop.c: Inlcude lto-streamer.h
1830 (ipa_edge_args_vector): Update declaration.
1831 (ipa_count_arguments, ipa_compute_jump_functions,
1832 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1833 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1834 ipa_read_node_info): New static functions.
1835 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1836 (duplicate_array): Use xmalloc.
1837 (duplicate_ggc_array): New.
1838 (ipa_edge_duplication_hook): Use it.
1839 (ipa_update_after_lto_read): New function.
1840 * ipa-prop.h (ipa_prop_write_jump_functions,
1841 ipa_prop_read_jump_functions): Declare.
1842 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1843 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1844 (ipa_edge_args_vector): Move into GGC.
1845 (ipa_check_create_edge_args): Update.
1846 (ipa_update_after_lto_read): New.
1847 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1849 (ipa_read_summaries): When in ltrans, so not read summaries.
1850 * lto-streamer.c (lto_get_section_name): Add
1851 LTO_section_jump_functions.
1852 * lto-streamer.h (LTO_section_jump_functions): New section.
1853 (produce_asm): Declare.
1854 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1855 * lto-streamer-out.c (produce_asm): Export.
1856 * lto-streamer-in.c: Include tree-pass.h
1857 (input_function): Free dominance info when done.
1858 (lto_read_body): Push ipa_inline in ltrans stage.
1859 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1860 * Makefile.in (GTFILES): Add ipa-prop.h
1862 2009-10-22 Matthias Klose <doko@ubuntu.com>
1864 * doc/install.texi: Document --enable-browser-plugin.
1866 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1868 * doc/invoke.texi (fira-loop-pressure): Update default value.
1869 * opts.c (decode_options): Remove default value setting for
1870 flag_ira_loop_pressure.
1871 * config/ia64/ia64.c (ia64_override_options): Set
1872 flag_ira_loop_pressure up for -O3.
1873 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1875 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1877 PR tree-optimization/41497
1878 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1879 chrec_dont_know if the evolution function returned by follow_ssa_edge
1880 is constant in the analyzed loop and is not compatible with the
1881 initial value before the loop.
1882 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1884 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1886 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1888 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1891 * doc/invoke.texi: Document -print-multi-os-directory.
1893 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1896 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1897 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1898 when darwin_emit_unwind_label is used.
1900 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1902 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1905 2009-10-20 Richard Henderson <rth@redhat.com>
1907 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1908 before emit_post_landing_pad.
1910 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1912 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1913 Use when calling rtx_costs.
1914 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1915 global optimize_size. Pass speed to mips_binary_cost.
1917 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1919 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1922 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1924 * rtl.h (simplify_replace_fn_rtx): Declare.
1925 (wrap_constant, unwrap_constant): Delete.
1926 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1927 (expand_debug_expr): Don't call wrap_constant.
1928 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1929 (auto_adjust_pair): Fold into...
1930 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1931 Just return a new value.
1932 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1933 otherwise use simplify_replace_rtx.
1934 * cselib.c (wrap_constant): Reinstate old definition.
1935 (cselib_expand_value_rtx_1): Don't wrap constants.
1936 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1937 simplify_replace_rtx.
1938 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1939 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1940 Use simplify_replace_rtx.
1941 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1943 (simplify_replace_rtx): ...here. Turn into a wrapper for
1944 simplify_replace_fn_rtx.
1945 (simplify_unary_operation): Don't unwrap CONSTs.
1946 * var-tracking.c (check_wrap_constant): Delete.
1947 (vt_expand_loc_callback): Don't call it.
1948 (vt_expand_loc): Likewise.
1950 2009-10-20 Pascal Obry <obry@adacore.com>
1951 Eric Botcazou <ebotcazou@adacore.com>
1953 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1955 2009-10-20 Michael Matz <matz@suse.de>
1957 * loop-invariant.c (create_new_invariant): Use different magic number.
1959 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1962 * arm.c (arm_override_options): Forcibly disable hot/cold block
1965 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1968 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1971 2009-10-20 Richard Guenther <rguenther@suse.de>
1973 * ggc-page.c: Include cfgloop.h.
1974 (struct max_alignment): Drop long double, add void *.
1975 (extra_order_size_table): Add low non-power-of-two multiples
1976 of MAX_ALIGNMENT. Drop small type-based entries, add
1977 tree_type, cgraph_node and loop.
1978 * alloc-pool.c (struct allocation_object_def): Drop long double
1981 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1984 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1985 referenced just in DEBUG_INSNs.
1987 2009-10-20 Richard Guenther <rguenther@suse.de>
1990 * gimple.c (gimple_register_type): Make sure we register
1991 the types main variant first.
1993 2009-10-20 Richard Guenther <rguenther@suse.de>
1995 * gimple.c (gimple_types_compatible_p): Simplify. Move
1996 cheap checks before hashtable queries. Add checks for
1997 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1999 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2001 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2002 without size or with size that can't be represented as a host integer.
2004 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2006 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2007 the removal of a debug stmt as a significant change.
2009 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2011 * config/s390/s390.md: Added agen condition to operand
2012 forwarding bypasses. Added bypass for early address generation
2013 use of int results. Updated comments.
2015 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2017 * config/i386/i386.c: Remove signal.h #include.
2019 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2021 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2022 * doc/rtl.texi: Document ss_abs.
2024 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2026 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2027 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2028 instead of C_LEX_RAW_STRINGS.
2029 (lex_string): Handle CPP_UTF8STRING.
2030 * c-parser.c (c_parser_postfix_expression): Likewise.
2031 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2032 (C_LEX_STRING_NO_JOIN): ... this.
2034 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2036 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2037 cris_function_value_regno_p): New functions.
2038 (cris_promote_function_mode): Update comment.
2039 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2040 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2041 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2042 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2044 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2046 * unwind-dw2.c (execute_stack_op): Fix operand order for
2047 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2049 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2051 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2052 (lower_stmt) <GIMPLE_BIND>: Add comment.
2053 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2055 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2056 Otherwise lower it and set cannot_fallthru to true.
2057 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2058 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2059 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2060 to true for a noreturn call. Do not remove statements.
2061 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2062 Set cannot_fallthru to false on function exit.
2063 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2064 <GIMPLE_ASSIGN>: Remove.
2066 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2068 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2070 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2072 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2073 next/prev_active_insn to skip DEBUG_INSNs as well.
2075 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2077 * config/arm/arm.c (output_move_neon): Use DImode in call to
2080 2009-10-19 Matthias Klose <doko@ubuntu.com>
2083 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2085 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2087 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2089 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2092 * optabs.c (expand_binop): Make mode of shift count expression mode
2093 of shift count not target.
2096 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2098 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2099 case. Force using values to replace references within the statement.
2100 (convert_local_reference_stmt): Likewise.
2102 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2104 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2105 remove a subsequent GOTO or RETURN statement.
2107 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2109 * config/avr.md (*movqi): Add zero as equally preferable constraint
2110 as general register.
2113 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2115 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2117 2009-10-17 Richard Guenther <rguenther@suse.de>
2119 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2121 2009-10-17 Richard Guenther <rguenther@suse.de>
2123 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2124 operands in COMPONENT_REFs.
2126 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2128 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2129 if not defined. Change type of second argument to const_rtx.
2130 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2132 * targhooks.h (default_libcall_value): Update prototype.
2133 * target.h (struct gcc_target): Change type of second argument of
2134 libcall_value to const_rtx.
2135 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2137 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2138 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2140 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2143 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2144 * cgraphunit.c (cgraph_optimize): Call it.
2145 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2146 (dwarf2out_assembly_start): ... here. New hook.
2147 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2148 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2150 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2151 * sdbout.c (sdb_debug_hooks): Likewise.
2152 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2153 (vmsdbgout_assembly_start): New hook.
2155 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2157 * rtl.h (RTL_LOCATION): Fix typo.
2159 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2161 * print-rtl.c (print_rtx): Print locators in asm_operands
2164 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2167 * sched-deps.c (depl_on_debug_p): New.
2168 (attach_dep_link): Reject debug deps before nondebug deps.
2169 (add_to_deps_list): Insert debug deps after nondebug deps.
2170 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2172 (sd_add_dep): Do not reject debug deps.
2173 (add_insn_mem_dependence): Don't count debug deps.
2174 (remove_from_deps): Likewise.
2175 (sched_analyze_2): Set up mem deps on debug insns.
2176 (sched_analyze_insn): Record reg uses for deps on debug insns.
2177 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2178 try_ready nondebug insn after debug insn.
2179 * ddg.c (create_ddg_dep_from_intra_loop_link,
2180 create_ddg_dep_no_link): Don't reject debug deps.
2182 2009-10-16 Richard Guenther <rguenther@suse.de>
2184 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2185 (maybe_merge_incomplete_and_complete_type): Likewise.
2186 (lto_symtab_merge): Do not call them. Do not warn for
2187 complete vs. incomplete compatible types.
2188 (lto_symtab_merge_decls_2): Simplify.
2189 * gimple.c (gimple_force_type_merge): Remove.
2190 (gimple_types_compatible_p): Make it static.
2191 * gimple.h (gimple_force_type_merge): Remove.
2192 (gimple_types_compatible_p): Likewise.
2194 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2196 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2197 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2199 2009-10-16 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/41728
2202 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2203 if fold_stmt did anything.
2205 2009-10-16 Richard Guenther <rguenther@suse.de>
2208 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2209 (maybe_fixup_handled_component): New function.
2210 (input_gimple_stmt): Fixup mismatched decl replacements.
2212 2009-10-16 Richard Guenther <rguenther@suse.de>
2215 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2216 the same as VAR_DECL.
2218 2009-10-16 Richard Guenther <rguenther@suse.de>
2220 * gimple.c (iterative_hash_gimple_type): For integer types
2221 also hash their minimum and maximum values and the string flag.
2222 For array types hash their domain and the string flag.
2224 2009-10-16 Richard Guenther <rguenther@suse.de>
2226 * gimple.c (gimple_types_compatible_p): Restrict completing
2227 types to record or unions. Simplify completion.
2228 Do not merge records or unions with different
2229 TYPE_STRUCTURAL_EQUALITY_P tag.
2230 (iterative_hash_gimple_type): Restrict non-recursing into
2231 pointer targets for records and unions.
2233 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2236 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2237 * dwarf2out.c (mem_loc_descriptor): Don't handle
2238 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2239 punt if it is not lowpart subreg or if inner mode isn't
2242 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2244 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2245 investigating previous or next insns.
2247 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2249 * tree-sra.c (build_ref_for_offset_1): Update comment.
2251 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2253 * config/s390/s390.md (atype): Added missing values.
2255 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2258 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2259 (casesi64p): Update pattern to reflect above.
2261 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2263 PR rtl-optimization/41697
2264 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2266 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2269 * config/rs6000/predicates.md: Update copyright year.
2270 * config/rs6000/altivec.md: Ditto.
2272 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2273 (MD_INCLUDES): Add a2.md.
2275 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2276 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2277 (builtin_classify): New static vector to classify various builtins
2278 to get the tree attributes correct.
2279 (def_builtin): Set the attributes of builtins based on what the
2280 builtin does (i.e. memory operation, floating point, saturation
2281 need special attributes, others are pure functions).
2283 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2285 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2286 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2287 RS6000_BUILTIN_COUNT.
2288 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2289 MAX_RS6000_BUILTINS.
2291 * config/rs6000/rs6000-builtin.def: New file that combines the
2292 builtin enumeration name and attributes.
2294 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2296 * config/i386/linux.h (ASM_SPEC): Add --32.
2298 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2300 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2301 and DW_TAG_template_alias.
2302 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2303 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2304 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2305 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2306 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2307 and DW_AT_GNU_odr_signature.
2308 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2309 DW_FORM_flag_present and DW_FORM_ref_sig8.
2310 (output_signature): Only print name on the first byte.
2311 (output_die): Likewise for dw_val_class_data8.
2313 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2315 * doc/invoke.texi: Clarify that most optimizations are not enabled
2318 2009-10-15 Richard Guenther <rguenther@suse.de>
2321 * gimple.c (compare_type_names_p): Handle anonymous names
2322 differently based on new mode argument.
2323 (gimple_types_compatible_p): For structs also compare the tags.
2324 (iterative_hash_type_name): Rename to ...
2325 (iterative_hash_name): ... this. Hash all names.
2326 (iterative_hash_gimple_type): Fix hashing the struct tag of
2327 pointer targets. Hash field decl names.
2329 2009-10-15 Richard Guenther <rguenther@suse.de>
2332 * gimple.c (gimple_get_alias_set): Avoid recursing on
2333 invalid type topology.
2335 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2337 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2339 2009-10-15 Richard Guenther <rguenther@suse.de>
2341 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2343 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2345 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2346 add --with-tune{,-32,-64} configured default for -mtune if explicit
2349 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2351 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2353 2009-10-14 DJ Delorie <dj@redhat.com>
2355 * config/h8300/h8300.c (F): New.
2357 (h8300_emit_stack_adjustment): Call them.
2359 (h8300_push_pop): Likewise.
2360 (h8300_expand_prologue): Likewise.
2361 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2362 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2363 (INCOMING_RETURN_ADDR_RTX): Define.
2364 (INCOMING_FRAME_SP_OFFSET): Define.
2365 (DWARF_CIE_DATA_ALIGNMENT): Define.
2367 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2369 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2370 fields in builtin structs.
2371 (finalize_record_size): Likewise.
2373 2009-10-14 Richard Guenther <rguenther@suse.de>
2375 * gimple.c (gtc_ob): New global.
2376 (struct type_pair_d): Replace pointers with type UIDs.
2377 (type_pair_hash): Adjust.
2378 (type_pair_eq): Likewise.
2379 (lookup_type_pair): Likewise. Allocate from an obstack.
2380 (gimple_force_type_merge): Adjust.
2381 (gimple_types_compatible_p): Likewise.
2382 (free_gimple_type_tables): Free the obstack.
2384 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2386 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2387 stmts setting DEBUG_EXPR_DECLs.
2389 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2390 Don't crash if mode1 is VOIDmode.
2392 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2394 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2395 * params.h (IRA_LOOP_RESERVED_REGS): New.
2396 * tree-pass.h (pass_subregs_of_mode_init,
2397 pass_subregs_of_mode_finish): Remove.
2398 * passes.c (pass_subregs_of_mode_init,
2399 pass_subregs_of_mode_finish): Remove.
2400 (pass_reginfo_init): Move before loop optimizations.
2401 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2402 * common.opt (fira-loop-pressure): New.
2403 * toplev.h (flag_ira_loop_pressure): New.
2404 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2405 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2406 Make external and void type functions.
2407 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2408 pass_subregs_of_mode_finish): Remove.
2409 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2410 * regmove.c: Include ira.h.
2411 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2412 register pressure calculation in loops.
2413 * loop-invariant.c: Include REGS_H and ira.h.
2414 (struct loop_data): New members max_reg_pressure, regs_ref, and
2416 (struct invariant): New member orig_regno.
2417 (curr_loop): New variable.
2418 (find_exits): Initialize regs_ref and regs_live.
2419 (create_new_invariant): Initialize orig_regno.
2420 (get_cover_class_and_nregs): New.
2421 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2422 array. Add code for flag_ira_loop_pressure.
2423 (gain_for_invariant): Make new_regs an array. Add code for
2424 flag_ira_loop_pressure.
2425 (best_gain_for_invariant): Ditto.
2426 (set_move_mark): New parameter gain. Use it for debugging output.
2427 (find_invariants_to_move): Make regs_needed and new_regs an array.
2428 Add code for flag_ira_loop_pressure.
2429 (move_invariant_reg): Set up orig_regno.
2430 (move_invariants): Set up reg classes for pseudos for
2431 flag_ira_loop_pressure.
2432 (free_loop_data): Clear regs_ref and regs_live.
2433 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2434 get_regno_cover_class, change_pressure, mark_regno_live,
2435 mark_regno_death, mark_reg_store, mark_reg_clobber,
2436 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2437 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2438 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2439 register pressure calculation in loops if new regs were added.
2440 Call finish_subregs_of_mode.
2441 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2442 * Makefile.in (loop-invariant.o): Add ira.h.
2444 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2446 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2448 2009-10-14 Richard Guenther <rguenther@suse.de>
2450 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2451 (lto_symtab_merge): ... here. Rewrite both to take the
2452 prevailing and a to-be-merged entry and to queue diagnostics properly.
2453 (lto_symtab_resolve_replaceable_p): New predicate for
2455 (lto_symtab_resolve_can_prevail_p): Likewise.
2456 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2457 handles merging commons by choosing the largest decl. Fold
2458 in code that gives ODR errors.
2459 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2461 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2462 case of no prevailing decl here. Diagnose mismatches
2463 in object types here. Drop all but the prevailing decls.
2464 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2465 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2466 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2468 2009-10-14 Richard Guenther <rguenther@suse.de>
2471 * lto-streamer-in.c (input_bb): Replace debug stmts with
2472 nops instead of dropping them.
2474 2009-10-14 Nick Clifton <nickc@redhat.com>
2476 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2477 in situations where it is being used as a minus symbol.
2478 * gcc/doc/tm.texi: Likewise.
2479 * gcc/doc/md.texi: Likewise.
2481 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2483 PR preprocessor/41543
2484 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2485 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2486 * tree.c: Include intl.h.
2487 (expand_location): Handle BUILTINS_LOCATION.
2488 * Makefile.in (tree.o): Depend on intl.h.
2491 * dwarf2out.c (dwarf2out_var_location): Always clear
2492 last_postcall_label when changing last_label.
2494 2009-10-14 Pascal Obry <obry@adacore.com>
2496 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2497 (process_command): Handle -E as done with -c and -S. Do not add
2498 the target executable suffix to the output file when -E is used.
2499 (main): Adjust error message accordingly.
2501 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2507 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2509 (tree_code_size): Likewise.
2511 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2513 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2514 * real.h (HAVE_mpc_arc): Define.
2516 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2518 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2519 (struct builtin_description): Add fndecl field.
2520 (bdesc): Remove const qualifier. Update initializer.
2521 (sh_media_init_builtins): Remove const qualifier for d. Record
2522 the result of add_builtin_function to the fndecl field.
2523 (sh_builtin_decl): New.
2524 (sh_media_builtin_decl): New.
2526 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2529 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2530 requests between special registers.
2532 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2534 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2536 2009-10-13 Richard Henderson <rth@redhat.com>
2538 PR tree-optimization/41377
2539 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2540 (cleanup_empty_eh_merge_phis): New change_region parameter;
2541 pass it on to redirect_eh_edge_1. Update callers.
2542 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2543 at the destination block.
2545 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2547 * passes.c (register_pass): Replaced gcc_unreachable by
2548 fatal_error on failure. Mentions plugins in comments & messages.
2550 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2553 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2554 * sched-vis.c (print_value): Use it.
2555 * cselib.c (cselib_hash_rtx): Likewise.
2556 * print-rtl.c (print_rtx): Likewise.
2557 * cfgexpand.c (expand_debug_rtx): Likewise.
2558 * var-tracking.c (vt_expand_loc_callback): Likewise.
2560 2009-10-13 Richard Guenther <rguenther@suse.de>
2563 * opts.c (handle_option): Split out code to handle setting
2564 the options flag var ...
2565 (set_option): ... here.
2566 * opts.h (set_option): Declare.
2567 * lto-opts.c (register_user_option_p): Include -fexceptions
2568 and all position independent code variants.
2569 (handle_common_option): Remove.
2570 (lto_reissue_options): Use set_option.
2572 2009-10-13 Martin Jambor <mjambor@suse.cz>
2574 PR tree-optimization/41661
2575 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2576 that are tcc_comparisons or do not change the type in any
2578 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2579 folding tcc_comparison operations.
2581 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2583 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2586 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2592 * tree.def (DEBUG_EXPR_DECL): New.
2593 * rtl.def (DEBUG_EXPR): New.
2594 * gengtype.c (adjust_field_rtx_def): Handle it.
2595 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2596 (insert_debug_temp_for_var_def): ... this. Drop support for
2597 moving. Take iterator for def stmt; insert debug stmt before it.
2598 Scan early for use count and kind in debug stmts.
2599 (propagate_defs_into_debug_stmts): Rename to...
2600 (insert_debug_temps_for_defs): ... this. Likewise.
2601 * tree.h (DEBUG_TEMP_UID): New.
2602 * tree.c (next_debug_decl_uid): New.
2603 (make_node_stat): Count debug decls separately.
2604 (copy_node_stat): Likewise.
2605 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2606 * var-tracking.c (dv_is_decl_p): Recognize it.
2607 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2608 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2609 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2610 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2611 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2612 (cselib_hash_rtx): Likewise.
2613 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2614 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2616 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2617 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2618 * rtl.c (copy_rtx): Likewise.
2619 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2620 * print-rtl.c (print_rtx): Likewise.
2621 * sched-vis.c (print_value): Likewise.
2622 (print_insn): Handle DEBUG_EXPR_DECL.
2623 * tree-dump.c (dequeue_and_dump): Likewise.
2624 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2625 * gimple-iterator (gsi_replace): Check for same lhs.
2626 (gsi_remove): Insert debug temps.
2627 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2628 (move_computations_stmt): Drop explicit propagation into debug stmts.
2629 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2630 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2631 * tree-ssa-sink.c (statement_sink_location): Likewise.
2632 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2633 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2634 * tree-flow.h: Likewise.
2635 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2636 debug temps without values.
2637 (eliminate_unnecessary_stmts): Don't discard just-inserted
2640 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2643 * config/cris/cris.md (andu): Check that operand 1 is one of the
2644 general registers. Fix typo in head comment.
2646 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2648 * config/i386/i386.md (vswapmov): New.
2649 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2650 (ix86_function_ms_hook_prologue): New.
2651 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2652 * configure.ac: Test for swap suffix support in as.
2653 * configure: Rebuild.
2655 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2658 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2659 paradoxical subregs to prevent partial register stalls if the inner
2660 mode is integer mode.
2662 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2664 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2666 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2669 * gcc/dwarf2out.c (template_parameter_pack_die,
2670 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2672 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2675 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2677 (maybe_register_def): Likewise. Take stmt iterator.
2678 (rewrite_update_stmt): Take stmt iterator and pass it on.
2679 (rewrite_update_enter_block): Pass stmt iterator.
2681 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2683 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2684 (spu_builtin_decl): New function.
2686 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2688 * config/i386/i386.md (SWIM): New mode iterator.
2689 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2690 using SWIM mode iterator.
2691 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2692 patterns using SWI48 mode iterator.
2693 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2694 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2695 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2696 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2697 patterns using SWI248 mode iterator.
2698 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2699 gen_x86_movdicc_0_m1_rex64 for renamed function
2701 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2702 Eric Botcazou <ebotcazou@adacore.com>
2705 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2706 * config/sparc/sol2-unwind.h: New file.
2708 2009-10-11 Olivier Hainque <hainque@adacore.com>
2709 Eric Botcazou <ebotcazou@adacore.com>
2712 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2713 * config/i386/sol2-unwind.h: New file.
2715 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.md (addsi_1_zext): Get the proper second
2721 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2723 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2724 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2727 2009-10-11 Richard Guenther <rguenther@suse.de>
2729 * gimple.c (iterative_hash_type_name): Do not handle special
2732 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2735 (*setcc_si_1_and): Ditto.
2736 (*setcc_si_1_movzbl): Ditto.
2737 (*setcc_<mode>_2): Ditto.
2738 (*setcc_qi): Rename from *setcc_1.
2739 (*setcc_qi_slp): Rename from *setcc_2.
2741 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2742 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2744 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2745 "if" condition, there is already assert with reload_completed present.
2747 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2749 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2751 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2753 * doc/install.texi (Final install): Refer to
2754 http://gcc.gnu.org/bugs/ for bug reporting.
2756 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2758 * configure.ac: Add test for dci instruction.
2759 * configure: Regenerate.
2760 * config.in: Likewise.
2761 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2762 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2763 (-mmulhw): Add 476 to description.
2764 (-mdlmzb): Likewise.
2765 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2766 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2767 (processor_target_table): Add 476 and 476fp entries.
2768 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2769 (rs6000_issue_rate): Add CPU_PPC476.
2770 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2771 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2772 (processor_type): Add PROCESSOR_PPC476.
2773 (EXTRA_SPECS): Add asm_cpu_476 string.
2774 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2775 (define_attr "cpu"): Add ppc476.
2777 Update comments for 476.
2778 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2779 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2780 Update copyright year.
2781 * config/rs6000/476.md: New file.
2782 * config/rs6000/40x.md: Add description for "isel" attribute.
2783 Update copyright year.
2784 * config/rs6000/440.md: Likewise.
2785 * config/rs6000/603.md: Likewise.
2786 * config/rs6000/6xx.md: Likewise.
2787 * config/rs6000/7450.md: Likewise.
2788 * config/rs6000/7xx.md: Likewise.
2789 * config/rs6000/8540.md: Likewise.
2790 * config/rs6000/cell.md: Likewise.
2791 * config/rs6000/e300c2c3.md: Likewise.
2792 * config/rs6000/e500mc.md: Likewise.
2793 * config/rs6000/mpc.md: Likewise.
2794 * config/rs6000/power4.md: Likewise.
2795 * config/rs6000/power5.md: Likewise.
2796 * config/rs6000/power6.md: Likewise.
2797 * config/rs6000/power7.md: Likewise.
2798 * config/rs6000/rios1.md: Likewise.
2799 * config/rs6000/rios2.md: Likewise.
2800 * config/rs6000/rs64.md: Likewise.
2802 2009-10-10 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/41654
2805 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2806 a cond expr before calling gimple_cond_set_condition_from_tree.
2807 (ifcombine_iforif): Likewise.
2809 2009-10-09 Ian Lance Taylor <iant@google.com>
2811 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2812 * configure: Rebuild.
2814 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2816 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2819 2009-10-09 Richard Guenther <rguenther@suse.de>
2822 * target-def.h (TARGET_BUILTIN_DECL): Define.
2823 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2824 * target.h (struct gcc_target): Add builtin_decl target hook.
2825 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2826 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2828 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2829 not gcc_unreachable.
2830 (lto_output_builtin_tree): Sorry if the target does not support
2831 streaming target builtins.
2832 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2833 (rs6000_builtin_decl): New function.
2834 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2835 (ix86_builtin_decl): New function.
2837 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2839 PR preprocessor/41445
2840 * c-ppoutput.c (do_line_change): New function.
2841 (cb_line_change): Use it.
2842 (scan_translation_unit): Call do_line_change if
2843 avoid_paste or PREV_WHITE and token location is on a different line
2844 than print.src_line.
2847 * dwarf2out.c (dwarf2out_init): Test whether
2848 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2851 PR rtl-optimization/41646
2852 * calls.c (expand_call): For BLKmode types returned in registers
2853 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2856 2009-10-09 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/41634
2859 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2860 we remove the correct elements.
2861 (optimize_stmt): Make sure to update stmt operands before
2862 optimizing redundancies.
2864 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2866 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2868 2009-10-09 Richard Guenther <rguenther@suse.de>
2871 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2873 (lto_wrapper_exit): New function.
2875 (fatal_perror): Likewise.
2876 (fork_execute): Use global args_name, do not free it.
2877 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2878 * lto-streamer.h: Remove duplicate prototypes.
2880 2009-10-09 Richard Guenther <rguenther@suse.de>
2882 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2883 before calling stmt_can_throw_external.
2885 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2887 PR tree-optimization/40071
2888 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2889 pointer if the original data reference doesn't conflict with the
2890 created vector data reference. Fix long line.
2892 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386.md (any_div): New code iterator.
2895 (u): Handle div and udiv.
2897 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2899 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2900 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2901 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2902 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2904 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2906 * gcc.c (main): Remove trailing "." from diagnostics.
2908 2009-10-08 Cary Coutant <ccoutant@google.com>
2910 Add support for debugging with ICF (Identical Code Folding).
2911 * calls.c (debug.h): New #include.
2912 (emit_call_1): Call virtual_call_token debug hook.
2913 * common.opt (-fenable-icf-debug): New option.
2914 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2915 locations in the source).
2916 (poc_label_num): New variable.
2917 (dcall_entry, vcall_entry): New typedefs.
2918 (dcall_table, vcall_table): New variables.
2919 (struct vcall_insn): New type.
2920 (vcall_insn_table): New variable.
2921 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2922 (size_of_dcall_table): New function.
2923 (output_dcall_table): New function.
2924 (size_of_vcall_table): New function.
2925 (output_vcall_table): New function.
2926 (dwarf2out_direct_call): New function.
2927 (vcall_insn_table_hash): New function.
2928 (vcall_insn_table_eq): New function.
2929 (dwarf2out_virtual_call_token): New function.
2930 (dwarf2out_virtual_call): New function.
2931 (dwarf2out_init): Allocate new tables and sections.
2932 (prune_unused_types): Mark DIEs referenced from direct call table.
2933 (dwarf2out_finish): Output direct and virtual call tables.
2934 * final.c (final_scan_insn): Call direct_call and virtual_call
2936 * debug.h (struct gcc_debug_hooks): Add direct_call,
2937 virtual_call_token, virtual_call hooks.
2938 (debug_nothing_uid): New function.
2939 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2940 (debug_nothing_uid): New function.
2941 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2942 (xcoff_debug_hooks): Likewise.
2943 * sdbout.c (sdb_debug_hooks): Likewise.
2944 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2945 * doc/invoke.texi (-fenable-icf-debug): New option.
2947 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2950 * regmove.c (regmove_backward_pass): Replace src with dst in the
2951 debug insn, and check for dst before rather than after.
2953 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2955 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2956 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2958 2009-10-08 Jan Hubicka <jh@suse.cz>
2961 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2962 do not mark cgraph nodes as needed.
2963 (record_references_in_initializer): Add new only_vars parameter.
2964 * cgraph.h (record_references_in_initializer): New parameter.
2965 * varasm.c (assemble_variable): Update call.
2966 * varpool.c (varpool_analyze_pending_decls): Always look for
2969 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2971 * config/avr/avr.c (last_insn_address) Remove variable.
2972 (expand_prologue): Don't initialise last_insn_address variable.
2973 (final_prescan_insn): Don't output insn size.
2974 * config/avr/avr.opt (msize): Remove switch.
2975 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2978 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2980 * combine.c (label_tick_ebb_start): Fix comment.
2981 (combine_instructions): Set label_tick and label_tick_ebb_start before
2982 calling setup_incoming_promotions. Start them from 1. Increment
2983 label_tick instead of deriving it from the BB index. Rather than
2984 comparing ticks use the block from the previous iteration to decide
2985 whether to start a new EBB. Remove empty lines before function.
2987 2009-10-08 Michael Matz <matz@suse.de>
2990 * builtins.c (fold_builtin_isascii): Use fold_build2.
2991 (fold_builtin_isdigit): Ditto.
2992 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2993 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2994 remove_useless_stmts_cond, remove_useless_stmts_tf,
2995 remove_useless_stmts_tc, remove_useless_stmts_bind,
2996 remove_useless_stmts_goto, remove_useless_stmts_label,
2997 remove_useless_stmts_1, remove_useless_stmts,
2998 pass_remove_useless_stmts): Remove.
2999 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3000 * passes.c (init_optimization_passes): Don't add
3001 pass_remove_useless_stmts.
3002 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3003 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3005 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3006 for static constants.
3007 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3008 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3010 2009-10-08 Richard Guenther <rguenther@suse.de>
3012 * gimple.c (free_gimple_type_tables): New function.
3013 * gimple.h (free_gimple_type_tables): Declare.
3015 2009-10-07 Mark Heffernan <meheff@google.com>
3017 * ipa-prop.c (ipa_print_node_params) Only print
3018 names of named arguments.
3020 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3022 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3023 being statically linked.
3025 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3027 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3029 2009-10-08 Jan Hubicka <jh@suse.cz>
3032 * ipa.c (cgraph_externally_visible_p,
3033 function_and_variable_visibility,
3034 whole_program_function_and_variable_visibility): Skip non-finalized
3037 2009-10-08 Nick Clifton <nickc@redhat.com>
3039 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3042 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3045 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3047 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3050 * c-common.c (c_fully_fold_internal): Strip nops from the result
3051 of recursive calls to c_fully_fold_internal.
3052 (c_wrap_maybe_const): New.
3053 (c_save_expr): Use c_wrap_maybe_const.
3054 * c-common.h (c_wrap_maybe_const): Declare.
3055 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3056 build_binary_op): Use c_wrap_maybe_const.
3058 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3060 * real.c: Fix comment to reflect actual exponent size.
3062 2009-10-08 Ben Elliston <bje@au.ibm.com>
3064 * config/rs6000/a2.md: Add FSF comment header.
3066 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.md (any_extend): New code iterator.
3069 (u, s): New code attributes.
3071 (DWIH): Rewrite as code iterator for SI and DI modes.
3072 (DWI): Rewrite as mode attribute.
3073 (dwi): New mode attribute.
3074 (di): Depend on SI mode and DI mode.
3075 (doubleint_general_operand): Remove mode attribute.
3077 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3080 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3081 (*sub<mode>3_doubleword): Ditto.
3083 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3084 using SWIM248 mode iterator.
3085 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3086 using SWI48 mode iterator.
3087 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3088 patterns using DWIH mode iterator and any_extend code iterator.
3089 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3090 using any_extend code iterator.
3091 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3092 patterns using DWIH mode iterator and any_extend code iterator.
3093 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3094 using any_extend code iterator.
3095 (<s>mul<mode>3_highpart): Macroize expander from
3096 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3097 and any_extend code iterator.
3098 (*<s>muldi3_highpart_1): Macroize insn from
3099 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3100 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3101 patterns using any_extend code iterator.
3102 (*<s>mulsi3_highpart_zext): Macroize insn from
3103 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3105 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3107 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3108 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3109 refering to a DIE with DW_AT_const_value.
3111 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3114 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3116 2009-10-06 Jan Hubicka <jh@suse.cz>
3118 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3121 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3124 *lea_2_rex64): Move before *add<mode>_1 pattern.
3126 2009-10-07 Jan Hubicka <jh@suse.cz>
3128 * collect2.c (main): Add -fno-whole-program.
3129 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3131 2009-10-07 Jan Hubicka <jh@suse.cz>
3133 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3134 has no address taken.
3135 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3137 (cgraph_clone_node): Clear externally_visible flag for clones.
3138 * cgraph.h (cgraph_only_called_directly_p,
3139 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3140 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3141 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3142 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3143 ipcp_insert_stage): Likwise.
3144 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3145 externally_visible flag.
3146 (verify_cgraph_node): Verify that inline clones look right.
3147 (process_function_and_variable_attributes): Do not set
3148 externally_visible flags.
3149 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3151 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3153 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3154 clear externally_visible when turning into inline clones
3155 (cgraph_mark_inline_edge): Use new predicates.
3156 (cgraph_estimate_growth): Likewise.
3157 (cgraph_decide_inlining): Likewise.
3158 * ipa.c (cgraph_postorder): Likewise.
3159 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3160 that inline clones are not needed.
3161 (cgraph_externally_visible_p): New predicate.
3162 (function_and_variable_visibility): Add whole_program parameter;
3163 always set externally_visible flag; handle COMDAT function
3165 (local_function_and_variable_visibility): New function.
3166 (gate_whole_program_function_and_variable_visibility): New function.
3167 (whole_program_function_and_variable_visibility): New function.
3168 (pass_ipa_whole_program_visibility): New function.
3169 * passes.c (init_optimization_passes): Add whole program visibility
3171 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3172 not care about needed/reachable flags.
3173 * varpool.c: Include flags.h
3174 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3175 (varpool_finalize_decl): When we are in LTO read-back, all variables
3177 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3179 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3181 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3184 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3186 * config.gcc: Don't include the makefile fragments intended for
3188 * config/s390/fixdfdi.h: File removed.
3189 * config/s390/libgcc-glibc.ver: File removed.
3190 * config/s390/s390.h: Remove the fixdfdi.h hack.
3191 * config/s390/t-crtstuff: File moved to libgcc dir.
3192 * config/s390/t-linux: Likewise.
3193 * config/s390/t-tpf: libgcc specific parts removed.
3194 * config/s390/t-linux64: Likewise.
3196 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3198 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3199 (lto-compress.o): Likewise.
3201 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3204 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3205 dllexport to class members here.
3206 (i386_pe_determine_dllimport_p): Only check static class data for
3208 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3209 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3210 functions for vague linkage.
3211 (i386_pe_type_dllexport_p): Fix formatting.
3212 (maybe_add_dllexport) New function.
3213 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3216 2009-10-07 Ben Elliston <bje@au.ibm.com>
3218 * config/rs6000/a2.md: Remove duplicated lines.
3220 2009-10-07 Ben Elliston <bje@au.ibm.com>
3222 * config.gcc (powerpc*-*-*): Handle a2.
3223 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3224 * config/rs6000/a2.md: New file.
3225 * config/rs6000/rs6000.opt (mno-update): New.
3226 (mupdate): Return to using a mask, not a var.
3227 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3228 (enum processor_type): Add PROCESSOR_PPCA2.
3229 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3230 (rs6000_override_options): Add "a2" to processor_target_table.
3231 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3232 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3234 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3237 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3238 reference to nonexistent gen_truncxfxf2 function.
3240 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3243 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3244 (general_operand): Handle TI mode.
3245 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3246 using SDWIM mode iterator.
3247 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3248 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3249 using DWI mode iterator.
3250 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3251 patterns using SWI mode iterator.
3252 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3253 using SWI48 mode iterator.
3254 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3255 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3256 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3257 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3258 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3259 using SDWIM mode iterator.
3260 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3261 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3262 using DWI mode iterator.
3263 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3264 patterns using SWI mode iterator.
3265 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3266 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3267 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3268 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3269 patterns using plusminus code iterator.
3270 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3271 sub<mode>3 patterns using plusminus code iterator.
3272 * config/i386/i386.c (override_options): Update the call to
3273 gen_subdi_carry_rex64 for renamed function.
3274 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3275 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3276 calls to instruction expanders.
3278 2009-10-06 Martin Jambor <mjambor@suse.cz>
3281 * opts.c (decode_options): Run IPA-SRA at -O2.
3283 2009-10-06 Richard Guenther <rguenther@suse.de>
3285 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3287 2009-10-06 Tobias Burnus <burnus@net-b.de>
3290 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3291 -flto and -fwhole-program flags can be combined.
3293 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3296 * gcc.c (process_command): Check that -o argument was specified.
3298 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3300 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3302 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3304 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3305 * doc/invoke.texi (Warning Options): Annotate allowed languages
3306 for -Wunsuffixed-float-constants.
3308 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3310 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3311 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3312 same name and isn't the main variant.
3315 * dwarf2out.c (loc_by_reference): Removed.
3316 (dw_loc_list_1): New function.
3317 (dw_loc_list): Remove toplev argument, add want_address argument.
3318 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3319 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3320 want_address == 2 to dw_loc_list. For successful dw_loc_list
3321 set have_address to 1 only if want_address is not 0.
3323 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3325 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3326 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3327 a code block followed by two pointers.
3328 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3329 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3330 (MIPS_MOVE): Likewise.
3331 (MIPS_LUI): Likewise.
3332 (MIPS_JR): Likewise.
3333 (MIPS_BAL): Likewise.
3334 (MIPS_NOP): Likewise.
3335 (mips_asm_trampoline_template): Delete.
3336 (mips_trampoline_code_size): New function.
3337 (mips_trampoline_init): Add shorter sequences for all cases
3338 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3339 Calculate the opcodes directly, rather than copying from a template.
3340 Only flush the code part of the trampoline.
3341 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3343 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3345 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3346 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3347 (INCOMING_RETURN_ADDR_RTX): Likewise.
3348 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3350 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3351 with RETURN_ADDR_REGNUM.
3352 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3353 * config/mips/mips.c (mips16_build_call_stub): Replace
3354 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3355 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3356 (mips_print_operand_punctuation): Likewise.
3357 (mips_frame_set): Likewise.
3358 (mips16e_output_save_restore): Likewise.
3359 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3360 (mips_save_reg_p): Likewise.
3361 (mips_return_addr): Likewise.
3362 (mips_set_return_address): Likewise.
3363 (mips_direct_save_slot_move_p): Likewise.
3364 (mips_output_function_prologue): Likewise.
3365 (mips_restore_reg): Likewise.
3366 (mips_expand_epilogue): Likewise.
3367 (mips_epilogue_uses): Likewise.
3368 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3369 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3370 (clear_hazard_<mode>): Likewise.
3371 (call_internal): Likewise.
3372 (call_internal_direct): Likewise.
3373 (call_direct_split): Likewise.
3374 (call_value_internal): Likewise.
3375 (call_value_split): Likewise.
3376 (call_value_internal_direct): Likewise.
3377 (call_value_direct_split): Likewise.
3378 (call_value_multiple_internal): Likewise.
3379 (call_value_multiple_split): Likewise.
3381 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3382 Jakub Jelinek <jakub@redhat.com>
3384 PR rtl-optimization/41511
3385 * combine.c (record_value_for_reg): Pass explicit values as argument
3386 to get_last_value_validate.
3387 (get_last_value_validate): Document INSN parameter.
3388 For non-readonly MEMs, assume they might have been modified if INSN
3389 was in another basic block.
3390 (get_last_value): Minor reformatting.
3392 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3395 * final.c (asm_str_count): Split out from asm_insn_count.
3396 * rtl.h (asm_str_count): New prototype.
3397 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3400 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3402 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3404 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3405 Rafael Espindola <espindola@google.com>
3407 * gengtype.c (write_types): Moved call to write_func_for_structure
3408 into seperate loops.
3410 2009-10-05 Richard Guenther <rguenther@suse.de>
3413 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3414 (input_cgraph_1): Input toplevel asms.
3416 2009-10-05 Richard Guenther <rguenther@suse.de>
3419 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3420 (external_aggregate_decl_p): Likewise.
3421 (lto_symtab_compatible): Re-structure. Remove dead code.
3422 For variables ignore toplevel qualifiers when comparing types.
3423 Issue warnings, not errors for mismatched user-alignment.
3425 2009-10-05 Richard Guenther <rguenther@suse.de>
3429 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3430 (struct lto_symtab_identifier_def): Likewise.
3431 (struct lto_symtab_decl_def): Likewise.
3432 (struct lto_symtab_entry_def): New.
3433 (lto_symtab_identifier_t): Rename to ...
3434 (lto_symtab_entry_t): ... this.
3435 (lto_symtab_decls): Remove.
3436 (lto_symtab_base_hash): Rename to ...
3437 (lto_symtab_entry_hash): ... this.
3438 (lto_symtab_base_eq): Rename to ...
3439 (lto_symtab_entry_eq): ... this.
3440 (lto_symtab_base_marked_p): Rename to ...
3441 (lto_symtab_entry_marked_p): ... this.
3442 (lto_symtab_identifier_marked_p): Remove.
3443 (lto_symtab_decl_marked_p): Likewise.
3444 (lto_symtab_maybe_init_hash_tables): Rename to ...
3445 (lto_symtab_maybe_init_hash_table): ... this.
3446 (lto_symtab_set_resolution_and_file_data): Remove.
3447 (lto_symtab_register_decl): New function.
3448 (lto_symtab_get_identifier): Remove.
3449 (lto_symtab_get): New function.
3450 (lto_symtab_get_resolution): Adjust.
3451 (lto_symtab_get_identifier_decl): Remove.
3452 (lto_symtab_set_identifier_decl): Likewise.
3453 (lto_symtab_merge_decl): Rename to ...
3454 (lto_symtab_merge): ... this. Rewrite.
3455 (lto_symtab_merge_var): Remove.
3456 (lto_symtab_merge_fn): Likewise.
3457 (lto_symtab_prevailing_decl): Adjust.
3458 (lto_cgraph_replace_node): New function.
3459 (lto_symtab_merge_decls_2): Likewise.
3460 (lto_symtab_merge_decls_1): Likewise.
3461 (lto_symtab_fixup_var_decls): Likewise.
3462 (lto_symtab_resolve_symbols): Likewise.
3463 (lto_symtab_merge_decls): Likewise.
3464 (lto_symtab_prevailing_decl): Adjust.
3465 (lto_symtab_get_symtab_def): Remove.
3466 (lto_symtab_get_file_data): Likewise.
3467 (lto_symtab_clear_resolution): Adjust.
3468 (lto_symtab_clear_resolution): Likewise.
3469 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3470 (input_cgraph_1): Likewise.
3471 * lto-streamer-in.c (get_resolution): Do not provide fake
3472 symbol resolutions here.
3473 (deferred_global_decls): Remove.
3474 (lto_register_deferred_decls_in_symtab): Likewise.
3475 (lto_register_var_decl_in_symtab): Change signature, register
3476 variable via lto_symtab_register_decl.
3477 (lto_register_function_decl_in_symtab): Likewise.
3478 (lto_read_tree): Adjust.
3479 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3480 (lto_symtab_merge_var): Likewise.
3481 (lto_symtab_merge_fn): Likewise.
3482 (lto_symtab_register_decl): Declare.
3483 (lto_symtab_merge_decls): Likewise.
3485 2009-10-05 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/23821
3488 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3489 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3490 simple IV increments.
3492 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3494 * config/arm/arm.c (arm_override_options): Really initialize
3495 flag_dwarf2_cfi_asm to 0.
3497 2009-10-05 Doug Kwan <dougkwan@google.com>
3499 PR rtl-optimization/41574
3500 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3501 floating point and we are not doing unsafe math optimizations.
3503 2009-10-03 Simon Baldwin <simonb@google.com>
3504 Cary Coutant <ccoutant@google.com>
3505 Rafael Espindola <espindola@google.com>
3506 Richard Guenther <rguenther@suse.de>
3507 Jan Hubicka <jh@suse.cz>
3508 Doug Kwan <dougkwan@google.com>
3509 H.J. Lu <hongjiu.lu@intel.com>
3510 Bill Maddox <maddox@google.com>
3511 Ryan Mansfield <rmansfield@qnx.com>
3512 Diego Novillo <dnovillo@google.com>
3513 Ollie Wild <aaw@google.com>
3514 Kenneth Zadeck <zadeck@naturalbridge.com>
3516 * lto-cgraph.c: New file.
3517 * lto-compress.c: New file.
3518 * lto-compress.h: New file.
3519 * lto-opts.c: New file.
3520 * lto-section-in.c: New file.
3521 * lto-section-out.c: New file.
3522 * lto-streamer-in.c: New file.
3523 * lto-streamer-out.c: New file.
3524 * lto-streamer.c: New file.
3525 * lto-streamer.h: New file.
3526 * lto-symtab.c: New file.
3527 * lto-wpa-fixup.c: New file.
3528 * lto-wrapper.c: New file.
3530 2009-10-03 Simon Baldwin <baldwin@google.com>
3531 Ben Elliston <bje@au.ibm.com>
3532 Rafael Espindola <espindola@google.com>
3533 Nathan Froyd <froydnj@codesourcery.com>
3534 Jan Hubicka <jh@suse.cz>
3535 Doug Kwan <dougkwan@google.com>
3536 Diego Novillo <dnovillo@google.com>
3537 Kenneth Zadeck <zadeck@naturalbridge.com>
3539 * Makefile.in (enable_lto): New.
3540 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3541 (LINKER_PLUGIN_API_H): Define.
3542 (LTO_SYMTAB_H): Define.
3543 (LTO_STREAMER_H): Define.
3544 (TREE_VECTORIZER_H): Define.
3545 (INCLUDES): Add LIBELFINC.
3546 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3547 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3548 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3549 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3550 (native): Add lto-wrapper$(exeext)
3551 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3552 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3553 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3554 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3555 (varasm.o): Add dependency on tree-iterator.h.
3556 (cgraph.o): Add dependency on cif-code.def.
3557 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3558 (ipa-pure-const.o): Likewise.
3559 (GTFILES): Add lto-symtab.c.
3560 (install-lto-wrapper): New.
3561 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3562 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3563 * config.in: Regenerate.
3565 2009-10-03 Rafael Espindola <espindola@google.com>
3566 Diego Novillo <dnovillo@google.com>
3568 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3569 ipa_write_summaries.
3570 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3572 (cgraph_optimize): Make extern.
3574 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3575 Kenneth Zadeck <zadeck@naturalbridge.com>
3577 * toplev.c (in_lto_p): Declare.
3578 * collect2.c (scan_prog_file): Read all the output when reading
3579 information for LTO.
3580 (enum lto_mode_d): Declare.
3582 2009-10-03 Richard Guenther <rguenther@suse.de>
3583 Diego Novillo <dnovillo@google.com>
3585 * gimple.c: Include target.h and alias.h.
3586 (gimple_types): Declare.
3587 (type_hash_cache): Declare.
3588 (gimple_alloc_stat): Make extern.
3589 (gimple_build_eh_must_not_throw): Call
3590 gimple_eh_must_not_throw_set_fndecl.
3591 (struct type_pair_d): Declare.
3592 (type_pair_t): Declare.
3593 (type_pair_hash): New.
3594 (type_pair_eq): New.
3595 (lookup_type_pair): New.
3596 (gimple_force_type_merge): New.
3597 (compare_type_names_p): New.
3598 (compare_field_offset): New.
3599 (gimple_types_compatible_p): New.
3600 (struct sccs): Declare.
3601 (next_dfs_num): Declare.
3602 (iterative_hash_gimple_type): New.
3604 (iterative_hash_type_name): New.
3605 (iterative_hash_gimple_type): New.
3606 (gimple_type_hash): New.
3607 (gimple_type_eq): New.
3608 (gimple_register_type): New.
3609 (print_gimple_types_stats): New.
3610 (gimple_signed_or_unsigned_type): New.
3611 (gimple_unsigned_type): New.
3612 (gimple_signed_type): New.
3613 (gimple_get_alias_set): New.
3614 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3615 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3616 (gimple_force_type_merge): Declare.
3617 (gimple_types_compatible_p): Declare.
3618 (gimple_register_type): Declare.
3619 (print_gimple_types_stats): Declare.
3620 (gimple_unsigned_type): Declare.
3621 (gimple_signed_type): Declare.
3622 (gimple_get_alias_set): Declare.
3623 (gimple_eh_must_not_throw_set_fndecl): New.
3625 2009-10-03 Jan Hubicka <jh@suse.cz>
3626 Kenneth Zadeck <zadeck@naturalbridge.com>
3628 * ipa-pure-const.c: Include lto-streamer.h.
3629 (register_hooks): Factor out of ...
3630 (generate_summary): ... here.
3631 (pure_const_write_summary): New.
3632 (pure_const_read_summary): New.
3633 (pass_ipa_pure_const): Add pure_const_write_summary and
3634 pure_const_read_summary.
3635 * ipa-reference.c: Include lto-streamer.h.
3636 (add_new_function): New.
3637 (remove_node_data): New.
3638 (duplicate_node_data): New.
3639 (ipa_init): Guard against multiple calls.
3640 Move hook setup from analyze_function.
3641 (write_node_summary_p): New.
3642 (ipa_reference_write_summary): New.
3643 (ipa_reference_read_summary): New.
3644 (pass_ipa_reference): Add ipa_reference_write_summary and
3645 ipa_reference_read_summary.
3646 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3647 (struct cgraph_edge): Add fields lto_stmt_uid and
3648 call_stmt_cannot_inline_p.
3649 (cgraph_optimize): Declare.
3650 (cgraph_decide_is_function_needed): Declare.
3651 (reset_inline_failed): Declare.
3652 (enum LTO_cgraph_tags): Declare.
3653 (LTO_cgraph_tag_names): Declare.
3654 (LCC_NOT_FOUND): Define.
3656 2009-10-03 Doug Kwan <dougkwan@google.com>
3657 Rafael Espindola <espindola@google.com>
3658 Jan Hubicka <jh@suse.cz>
3659 Diego Novillo <dnovillo@google.com>
3660 Kenneth Zadeck <zadeck@naturalbridge.com>
3662 * passes.c (all_regular_ipa_passes): New.
3663 (all_ipa_passes): Rename to all_small_ipa_passes.
3664 (init_optimization_passes): Init all_regular_ipa_passes.
3665 * tree-pass.h (all_regular_ipa_passes): New.
3666 (all_ipa_passes): Rename to all_small_ipa_passes.
3667 * passes.c (all_lto_gen_passes): New.
3668 (init_optimization_passes): Initialize all_lto_gen_passes.
3669 (execute_ipa_summary_passes): Make non-static.
3670 (ipa_write_summaries_1): New.
3671 (ipa_write_summaries_2): New.
3672 (ipa_write_summaries): New.
3673 (ipa_write_summaries_of_cgraph_node_set): New.
3674 (ipa_read_summaries_1): New.
3675 (ipa_read_summaries): New.
3676 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3677 (execute_regular_ipa_pass_list): Remove.
3678 (init_optimization_passes): Schedule
3679 pass_rebuild_cgraph_edges and pass_early_inline outside
3680 of pass_all_early_optimizations. Document reason.
3681 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3682 pass_ipa_lto_finish_out): New pass.
3683 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3684 (execute_all_ipa_transforms): New.
3685 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3686 (dump_properties, debug_properties): New.
3687 * tree-optimize.c (gate_all_early_local_passes): Return
3688 false if we are in lto1.
3689 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3690 * tree-pass.h (execute_all_ipa_transforms): Declare.
3691 (pass_ipa_function_and_variable_visibility): Declare.
3692 (pass_ipa_early_inline): Declare.
3693 (pass_ipa_lto_gimple_out): Declare.
3694 (pass_ipa_lto_wpa_fixup): Declare.
3695 (pass_ipa_lto_finish_out): Declare.
3696 (all_small_ipa_passes, all_regular_ipa_passes,
3697 all_lto_gen_passes): Declare.
3698 (execute_ipa_summary_passes): Declare.
3699 (execute_all_ipa_transforms): Declare.
3700 (ipa_write_summaries): Declare
3701 (ipa_write_summaries_of_cgraph_node_set): Declare.
3702 (ipa_read_summaries): Declare.
3704 2009-10-03 Doug Kwan <dougkwan@google.com>
3705 Ollie Wild <aaw@google.com>
3707 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3709 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3710 (lto_mode): New variable.
3711 (maybe_run_lto_and_relink): Handle the -fwpa option.
3712 (main): Handle the -fwpa option.
3713 (maybe_unlink_list): New function.
3714 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3715 * common.opt (flto): New flag.
3716 * toplev.c (flag_generate_lto): Declare.
3718 2009-10-03 Simon Baldwin <simonb@google.com>
3720 * common.opt (flto-compression-level): New flag.
3722 * opts.c: Include lto-opts.h.
3723 (handle_option): Call lto_register_user_option for each
3724 valid option handled.
3725 (decode_options): Clear registered options before the options
3728 2009-10-03 Cary Coutant <ccoutant@google.com>
3730 * collect2.c (is_elf): New function.
3731 (scan_prog_file): Require LTO object to be in ELF format.
3733 2009-10-03 Rafael Espindola <espindola@google.com>
3735 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3736 libgcc to the linker.
3738 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3740 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3741 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3743 * collect2.h (collect_execute): Add flags argument.
3744 * tlink.c (tlink_execute): Update call to collect_execute.
3745 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3746 (use_linker_plugin): New.
3747 (use_linker_plugin_spec_function): New.
3748 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3749 (linker_plugin_file_spec): New.
3750 (lto_wrapper_spec): New.
3751 (lto_gcc_spec): New.
3752 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3753 (static_spec_functions): Add use-linker-plugin.
3754 (process_command): Handle -use-linker-plugin.
3755 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3756 linker_plugin_file_spec and lto_gcc_spec.
3757 (use_linker_plugin_spec_function): New.
3759 2009-10-03 Richard Guenther <rguenther@suse.de>
3763 * tree.h (is_lang_specific): Include LANG_TYPE.
3764 * tree.c (find_decls_types_r): Manually add interesting parts
3765 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3767 * gimple.c (type_pair_hash): Make symmetric.
3768 (type_pair_eq): Likewise.
3769 (lookup_type_pair): Increase initial hashtable size.
3770 (gimple_force_type_merge): Rely on type-pair symmetry.
3771 (visit): Remove excessive checking code.
3772 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3773 (gimple_register_type): Remove getenv calls, shrink initial
3777 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3778 inline functions if not generating lto output.
3781 * toplev.c (finalize): In WPA mode remove the asm file.
3783 2009-10-03 Doug Kwan <dougkwan@google.com>
3785 * ipa-inline.c (cgraph_mark_inline): Check
3786 edge->call_stmt_cannot_inline_p instead of calling
3787 gimple_call_cannot_inline_p.
3788 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3789 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3790 (inline_generate_summary): Do nothing in LTRANS.
3791 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3792 exists before calling gimple_call_cannot_inline_p.
3793 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3794 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3795 Update new_edge->lto_stmt_uid.
3796 * cgraphbuild.c (reset_inline_failed): New.
3798 * common.opt (fwpa): New flag.
3799 (fltrans): New option.
3800 * gcc.c (gcc_lto_option_t): New type.
3801 (current_lto_option): New variable.
3802 (lto_single_spec_function): Remove and is replaced by ..
3803 (lto_option_spec_function): New function.
3804 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3805 passing the -flto flag.
3806 (cc1_options): Separate non-LTO related parts into ..
3807 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3808 (lto1_options): New spec for lto FE.
3809 (link_lto_options): New spec for handling LTO flags in linker.
3810 (invoke_lto_single): Re-format to fit in 80 column. Replace
3811 lto-single with lto-option.
3812 (static_specs): Add cc1_non_lto_options, lto1_options and
3814 (static_spec_function): Replace lto-single with lto-option.
3815 (process_command): Handle -flto, -fwpa and -fltran by setting
3816 current_lto_option and not passing it to subprocess unconditionally.
3818 2009-10-03 Bill Maddox <maddox@google.com>
3820 Add `gcc' driver support for link-time code generation (LTO).
3822 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3823 (lto_flag, lto_objects, lto_o_file): New variables.
3824 (struct lto_object, struct lto_object_list): New structures.
3825 (collect_exit, handler): Remove LTO temporary output file on exit.
3826 (add_lto_object): New function.
3827 (maybe_run_lto_and_relink): New function. Perform link time code
3828 generation and relinking for object files containing LTO information.
3829 (main): Invoke maybe_run_lto_and_relink().
3830 (dump_argv): New function. For debugging, currently disabled.
3831 (scan_prog_file): Add LTO information pass.
3832 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3834 * toplev.c (compile_file): Emit assembler directive to create
3835 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3837 2009-10-03 Diego Novillo <dnovillo@google.com>
3839 * c.opt: Add LTO to warn_abi and warn_psabi.
3841 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3842 inline function. Ignore language-specific nodes. Update all users.
3843 (find_decls_types_r): Do not traverse the subtrees of
3844 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3845 * tree.h (is_lang_specific): New.
3846 * langhooks.h (struct lang_hooks_for_decls): Remove
3847 may_need_assembler_name_p. Update all users.
3849 * c-common.c (set_builtin_user_assembler_name): Move ...
3850 * builtins.c (set_builtin_user_assembler_name): ... here.
3851 (is_builtin_name): Add comment
3852 (is_builtin_fn): New.
3853 * except.c (output_ttype): Only call
3854 lookup_type_for_runtime if TYPE is not a runtime type.
3856 * passes.c (register_pass): Call position_pass on
3857 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3858 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3859 (TV_IPA_LTO_DECL_IO): Define.
3860 (TV_IPA_LTO_CGRAPH_IO): Define.
3862 (TV_WHOPR_WPA): Define.
3863 (TV_WHOPR_WPA_IO): Define.
3864 (TV_WHOPR_LTRANS): Define.
3865 (TV_WHOPR_WPA_FIXUP): Define.
3866 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3867 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3868 * tree-flow.h (tree_node_can_be_shared): Declare.
3869 * tree-inline.c (tree_can_inline_p): Check that E has a
3870 statement associated with it.
3871 * tree.c (free_lang_data_in_binf): Factor out of ...
3872 (free_lang_data_in_type): ... here.
3873 Call RECORD_OR_UNION_TYPE_P.
3874 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3875 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3876 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3877 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3878 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3879 (gate_free_lang_data): Return true if flag_generate_lto is set.
3880 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3881 * c-common.h (set_builtin_user_assembler_name): Move ...
3882 * tree.h (set_builtin_user_assembler_name): ... here.
3884 * common.opt (flto-report): New flag.
3885 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3886 * collect2.c (scan_prog_file): Send the error output of
3887 'nm' to HOST_BIT_BUCKET.
3889 2009-10-03 Ollie Wild <aaw@google.com>
3891 * langhooks-def.h (lhd_begin_section): New function declaration.
3892 (lhd_write_section): New function declaration.
3893 (lhd_end_section): New function declaration.
3894 (LANG_HOOKS_BEGIN_SECTION): New macro.
3895 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3896 (LANG_HOOKS_END_SECTION): New macro.
3897 (LANG_HOOKS_LTO): New macro.
3898 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3899 * langhooks.c (output.h): Add include.
3900 (saved_section): New static variable.
3901 (lhd_begin_section): New function.
3902 (lhd_write_section_data): New function.
3903 (lhd_end_section): New function.
3904 * langhooks.h (struct lang_hooks_for_lto): New structure.
3905 (struct lang_hooks): Add member lto.
3906 * Makefile.in (langhooks.o): Add dependency on output.h.
3908 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3910 2009-10-03 Richard Guenther <rguenther@suse.de>
3912 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3915 2009-10-03 Simon Baldwin <simonb@google.com>
3916 Richard Guenther <rguenther@suse.de>
3917 Janis Johnson <janis187@us.ibm.com>
3918 Doug Kwan <dougkwan@google.com>
3919 Diego Novillo <dnovillo@google.com>
3920 Ramana Radhakrishnan <ramana.r@gmail.com>
3921 Ollie Wild <aaw@google.com>
3923 * doc/install.texi: Add documentation for libelf and --enable-lto.
3924 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3925 -flto-report, -flto-compression-level and -use-linker-plugin.
3926 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3927 Add section for LTO Testing.
3929 2009-10-02 Cary Coutant <ccoutant@google.com>
3931 Add support for comdat type sections for DWARF v4.
3932 Merge from dwarf4 branch.
3934 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3935 (dw_die_ref): Define vector type.
3936 (enum dw_val_class): Add dw_val_class_data8.
3937 (struct dw_val_struct): Add v.val_data8.
3938 (comdat_type_node_ref): New type.
3939 (struct die_struct): Move die_symbol into a union; add new field
3940 die_type_node. Change all uses.
3941 (comdat_type_node): New type.
3942 (skeleton_chain_node): New type.
3943 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3944 (comdat_type_list): New variable.
3945 (dwarf_tag_name): Add DW_TAG_type_unit.
3946 (dwarf_attr_name): Add DW_AT_signature.
3947 (add_AT_data8): New function.
3948 (replace_child): New function.
3949 (move_all_children): New function.
3950 (print_signature): New function.
3951 (print_die): Print signature information; add dw_val_class_data8.
3952 (attr_checksum): Support dw_val_class_data8.
3953 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3954 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3955 (checksum_sleb128, checksum_uleb128): New functions.
3956 (checksum_die_context): New function.
3957 (loc_checksum_ordered): New function.
3958 (attr_checksum_ordered): New function.
3959 (struct checksum_attributes): New structure.
3960 (collect_checksum_attributes): New function.
3961 (die_checksum_ordered): New function.
3962 (generate_type_signature): New function.
3963 (same_dw_val_p): Add dw_val_class_data8.
3964 (is_symbol_die): Use new is_declaration_die function.
3965 (is_declaration_die): New function.
3966 (should_move_die_to_comdat): New function.
3967 (clone_die): New function.
3968 (clone_tree): New function.
3969 (clone_as_declaration): New function.
3970 (copy_declaration_context): New function.
3971 (generate_skeleton_ancestor_tree): New function.
3972 (generate_skeleton_bottom_up): New function.
3973 (generate_skeleton): New function.
3974 (remove_child_or_replace_with_skeleton): New function.
3975 (break_out_comdat_types): New function.
3976 (struct decl_table_entry): New type.
3977 (htab_decl_hash): New function.
3978 (htab_decl_eq): New function.
3979 (htab_decl_del): New function.
3980 (copy_ancestor_tree): New function.
3981 (copy_decls_walk): New function.
3982 (copy_decls_for_unworthy_types): New function.
3983 (build_abbrev_table): Don't assert on missing die_symbol when doing
3984 comdat type sections.
3985 (size_of_die): Use DW_FORM_sig8 for external references. Add
3987 (unmark_dies): Don't assert for unmarked dies when doing comdat
3989 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3990 (output_signature): New function.
3991 (output_die): Likewise.
3992 (output_compilation_unit_header): Mark output as DWARF version 3
3993 even if generating DWARF 4.
3994 (output_comdat_type_unit): New function.
3995 (output_line_info): Mark output as DWARF version 3 even if generating
3997 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3999 (dwarf2out_end_source_file): Likewise.
4000 (prune_unused_types_walk_attribs): Don't follow references into
4001 comdat type sections.
4002 (prune_unused_types_mark): When generating type units, do not mark
4003 children of non-defining declarations of types; do mark children of
4005 (prune_unused_types): Process comdat type sections.
4006 (htab_ct_hash): New function.
4007 (htab_ct_eq): New function.
4008 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4009 Add a pointer to the line table from type unit entries so
4010 DW_AT_decl_file has meaning.
4011 * varasm.c (default_elf_asm_named_section): Use identifier name as
4012 comdat key instead of lang hook.
4014 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4016 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4018 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/i386.md (SWIM248): New mode iterator.
4021 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4022 divmodhi4 patterns using SWIM248 macro.
4023 (*divmod<mode>4): Macroize insn_and_split pattern from
4024 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4025 and their corresponding splitters usign SWIM248 macro. Split SImode
4026 insn to generate cltd and DImode insn to generate cqto instead of
4027 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4028 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4029 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4030 *divmodsi_noext patterns using SWIM248 macro.
4031 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4032 udivmodhi4 patterns using SWIM248 macro.
4033 (*udivmod<mode>4): Macroize insn_and_split pattern from
4034 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4035 corresponding splitters using SWIM248 macro.
4036 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4037 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4039 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4041 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4042 of zero-sized element is zero-sized regardless of its extent.
4044 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4047 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4048 * configure: Regenerated.
4049 * config.in: Regenerated.
4050 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4051 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4052 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4053 not emitting .eh_frame, emit .cfi_sections .debug_frame
4058 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4059 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4061 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4062 vars use DECL_RTL with resetting it back to NULL afterwards.
4063 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4064 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4065 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4066 the attribute type allows it, otherwise use DW_FORM_dataN.
4067 (mem_loc_descriptor): Handle CONST_STRING.
4068 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4069 Handle MEM with CONST_STRING address using add_AT_string.
4070 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4071 CONST_STRING for const arrays initialized with a string literal.
4072 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4073 (dwarf2out_finish): Call resolve_addr.
4075 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4076 Maxim Kuvyrkov <maxim@codesourcery.com>
4078 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4080 2009-10-02 Nick Clifton <nickc@redhat.com>
4082 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4083 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4085 2009-10-01 Jan Hubicka <jh@suse.cz>
4087 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4088 (cgraph_create_virtual_clone): Just pass redirect_callers
4090 * cgraph.h (cgraph_clone_node): Update prototype.
4091 * ipa-pure-const.c (self_recursive_p): New function.
4092 (propagate): Use it.
4093 * ipa-inline.c (cgraph_clone_inlined_nodes,
4094 cgraph_decide_recursive_inlining): Update.
4096 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4098 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4099 instructions for TARGET_OCTEON.
4101 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4103 * config/arm/arm.c (arm_override_options): Turn off
4104 flag_dwarf2_cfi_asm for AAPCS variants.
4106 2009-10-01 Martin Jambor <mjambor@suse.cz>
4109 * tree-sra.c (convert_callers): Do not call
4110 compute_inline_parameters on one caller more than once.
4112 2009-10-01 Nick Clifton <nickc@redhat.com>
4114 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4115 an empty string if not already defined.
4117 2009-10-01 Martin Jambor <mjambor@suse.cz>
4120 * tree-sra.c (is_va_list_type): New function.
4121 (find_var_candidates): Call is_va_list_type.
4122 (find_param_candidates): Check that the type or the type pointed
4123 to are not va_list types.
4125 2009-10-01 Martin Jambor <mjambor@suse.cz>
4128 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4129 DECL_ARTIFICIAL (param_decl) is true.
4131 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4133 * tree.h (tree_decl_common::lang_flag_8): New.
4134 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4136 * c-common.h (RID_CONSTEXPR): New.
4138 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4140 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4141 Use ref-all pointers.
4142 (alpha_gimplify_va_arg): Ditto.
4144 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4147 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4148 before insn counting loop now that BB_END (bb) is counted. Ensure
4149 the return value isn't zero.
4151 2009-09-30 Nick Clifton <nickc@redhat.com>
4153 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4154 with separate definitions of c_target_objs and cxx_target_objs.
4155 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4157 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4158 sh_symbian_import_export_class.
4159 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4160 * config/sh/symbian.c: Delete, moving code into...
4161 * config/sh/symbian-base.c: ... here
4162 * config/sh/symbian-c.c: ... and here
4163 * config/sh/symbian-cxx.c: ... and here.
4165 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4168 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4169 of plus RTX into register.
4171 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4173 * doc/install.texi: Linguistic and markup fixes.
4174 (Configuration) <--disable-cpp>: Remove description.
4175 <--enable-maintainer-mode>: Autotools files are affected, too.
4176 <--with-sysroot>: Improve description.
4177 (Building): Bump required GNU make version.
4179 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4181 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4182 (x86_64-*-*): Ditto.
4184 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4185 intrinisics for FMA4.
4186 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4187 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4188 Add FMA4 check and fma4intrin.h.
4189 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4191 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4192 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4193 constant for FMA4 support.
4194 (UNSPEC_FMA4_FMADDSUB): Ditto.
4195 (UNSPEC_FMA4_FMSUBADD): Ditto.
4196 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4197 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4198 (ix86_expand_fma4_multiple_memory): Ditto.
4199 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4200 (OPTION_MASK_ISA_FMA4_UNSET): New.
4201 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4202 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4203 (ix86_handle_option): Handle -mfma4.
4204 (isa_opts): Handle -mfma4.
4205 (enum pta_flags): Add PTA_FMA4.
4206 (override_options): Add FMA4 support.
4207 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4208 (IX86_BUILTIN_VFMADDSD): Ditto.
4209 (IX86_BUILTIN_VFMADDPS): Ditto.
4210 (IX86_BUILTIN_VFMADDPD): Ditto.
4211 (IX86_BUILTIN_VFMSUBSS): Ditto.
4212 (IX86_BUILTIN_VFMSUBSD): Ditto.
4213 (IX86_BUILTIN_VFMSUBPS): Ditto.
4214 (IX86_BUILTIN_VFMSUBPD): Ditto.
4215 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4216 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4217 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4218 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4219 (IX86_BUILTIN_VFNMADDSS): Ditto.
4220 (IX86_BUILTIN_VFNMADDSD): Ditto.
4221 (IX86_BUILTIN_VFNMADDPS): Ditto.
4222 (IX86_BUILTIN_VFNMADDPD): Ditto.
4223 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4224 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4225 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4226 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4227 (IX86_BUILTIN_VFMADDPS256): Ditto.
4228 (IX86_BUILTIN_VFMADDPD256): Ditto.
4229 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4230 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4231 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4232 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4233 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4234 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4235 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4236 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4237 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4238 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4239 (enum multi_arg_type): New enum for describing the various FMA4
4240 intrinsic argument types.
4241 (bdesc_multi_arg): New table for FMA4 intrinsics.
4242 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4243 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4245 (ix86_expand_builtin): Add FMA4 intrinsic support.
4246 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4247 operand instructions.
4248 (ix86_expand_fma4_multiple_memory): New function to split the
4249 second memory reference from FMA4 instructions.
4250 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4251 (ssemodesuffixf2s): Ditto.
4252 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4254 (fma4_fmsub<mode>4): Ditto.
4255 (fma4_fnmadd<mode>4): Ditto.
4256 (fma4_fnmsub<mode>4): Ditto.
4257 (fma4_vmfmadd<mode>4): Ditto.
4258 (fma4_vmfmsub<mode>4): Ditto.
4259 (fma4_vmfnmadd<mode>4): Ditto.
4260 (fma4_vmfnmsub<mode>4): Ditto.
4261 (fma4_fmadd<mode>4256): Ditto.
4262 (fma4_fmsub<mode>4256): Ditto.
4263 (fma4_fnmadd<mode>4256): Ditto.
4264 (fma4_fnmsub<mode>4256): Ditto.
4265 (fma4_fmaddsubv8sf4): Ditto.
4266 (fma4_fmaddsubv4sf4): Ditto.
4267 (fma4_fmaddsubv4df4): Ditto.
4268 (fma4_fmaddsubv2df4): Ditto.
4269 (fma4_fmsubaddv8sf4): Ditto.
4270 (fma4_fmsubaddv4sf4): Ditto.
4271 (fma4_fmsubaddv4df4): Ditto.
4272 (fma4_fmsubaddv2df4): Ditto.
4273 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4274 instructions for intrinsics.
4275 (fma4i_fmsub<mode>4): Ditto.
4276 (fma4i_fnmadd<mode>4): Ditto.
4277 (fma4i_fnmsub<mode>4): Ditto.
4278 (fma4i_vmfmadd<mode>4): Ditto.
4279 (fma4i_vmfmsub<mode>4): Ditto.
4280 (fma4i_vmfnmadd<mode>4): Ditto.
4281 (fma4i_vmfnmsub<mode>4): Ditto.
4282 (fma4i_fmadd<mode>4256): Ditto.
4283 (fma4i_fmsub<mode>4256): Ditto.
4284 (fma4i_fnmadd<mode>4256): Ditto.
4285 (fma4i_fnmsub<mode>4256): Ditto.
4286 (fma4i_fmaddsubv8sf4): Ditto.
4287 (fma4i_fmaddsubv4sf4): Ditto.
4288 (fma4i_fmaddsubv4df4): Ditto.
4289 (fma4i_fmaddsubv2df4): Ditto.
4290 (fma4i_fmsubaddv8sf4): Ditto.
4291 (fma4i_fmsubaddv4sf4): Ditto.
4292 (fma4i_fmsubaddv4df4): Ditto.
4293 (fma4i_fmsubaddv2df4): Ditto.
4295 * doc/invoke.texi (-mfma4): Add documentation.
4296 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4298 2009-09-29 Richard Henderson <rth@redhat.com>
4300 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4301 an edge to the new destination block.
4303 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4306 * pa.c (hppa_profile_hook): Use
4307 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4309 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4310 Alexander Monakov <amonakov@ispras.ru>
4313 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4314 (not_postinc_memory_operand): New.
4315 (not_postinc_move_operand): New.
4316 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4317 (*cmovsi_internal): Ditto.
4319 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4321 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4322 restrict issue_rate in first pass when scheduling for register
4325 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4326 Rafael Avila de Espindola <espindola@google.com>
4328 * gengtype.c (plugin_output): New.
4329 (get_output_file_with_visibility): Return plugin_output for plugins.
4330 (main): Parse and use the -P option.
4331 * gty.texi: Update the command line format.
4333 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4336 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4338 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4339 out if !const_ok_for_output.
4342 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4343 case VAR_LOCATION>: Remove gcc_unreachable ().
4345 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4347 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4348 (x86_64-*-*): Ditto.
4349 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4350 back to smmintrin.h.
4351 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4352 * config/i386/x86intrin.h: Remove SSE5.
4353 * config/i386/mmintrin-common.h: Delete file.
4354 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4356 2009-09-29 Richard Guenther <rguenther@suse.de>
4358 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4359 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4361 2009-09-29 Nick Clifton <nickc@redhat.com>
4363 * function.c (current_function_name): If there is no current
4364 function just return "<none>".
4366 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4368 * tree-pass.h (register_pass_info): New structure.
4369 (pass_positioning_ops): Move enum from gcc-plugin.h.
4370 (register_pass): New function.
4371 * gcc-plugin.h (plugin_pass): Delete structure.
4372 (pass_positioning_ops): Delete enum.
4373 * plugin.c (regsiter_pass): Delete function.
4374 (position_pass): Delete function.
4375 (added_pass_nodes): Delete variable.
4376 (prev_added_pass_nodes): Delete variable.
4377 (pass_list_node): Delete structure.
4378 * passes.c (make_pass_instance): New function.
4379 (next_pass_1): Change to call make_pass_instance.
4380 (pass_list_node): Move structure from gcc-plugin.h.
4381 (added_pass_nodes): Move variable from plugin.c.
4382 (prev_added_pass_nodes): Move variable from plugin.c.
4383 (position_pass): New function.
4384 (register_pass): New function.
4386 2009-09-28 Easwaran Raman <eraman@google.com>
4388 * ifcvt.c (noce_try_abs): Recognize pattern and call
4389 expand_one_cmpl_abs_nojump.
4390 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4391 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4393 2009-09-28 Ian Lance Taylor <iant@google.com>
4396 * c-opts.c (c_common_handle_option): Don't set
4397 warn_jump_misses_init for -Wall.
4398 * doc/invoke.texi (Warning Options): Update documentation.
4400 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4402 * Makefile.in ($(out_object_file)): Depend on
4403 gt-$(basename $(notdir $(out_file))).h.
4405 2009-09-28 Richard Henderson <rth@redhat.com>
4407 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4408 * except.c (gen_eh_region): Set it.
4409 (duplicate_eh_regions_1): Copy it.
4410 * tree-eh.c (lower_resx): Use it to determine which function
4413 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4414 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4415 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4416 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4417 BUILT_IN_CXA_END_CLEANUP if necessary.
4419 * c-common.c (c_define_builtins): Update call to
4420 build_common_builtin_nodes.
4422 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4424 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4426 2009-09-28 Michael Matz <matz@suse.de>
4428 * builtins.c (interclass_mathfn_icode): New helper.
4429 (expand_builtin_interclass_mathfn): Use it here, and split folding
4431 (fold_builtin_interclass_mathfn): ... this new folder.
4432 (build_call_nofold_loc): New static helper.
4433 (build_call_nofold): New wrapper macro for above.
4434 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4435 (expand_builtin_pow): Ditto.
4436 (expand_builtin_memset_args): Ditto.
4437 (expand_builtin_printf): Ditto.
4438 (expand_builtin_fprintf): Ditto.
4439 (expand_builtin_sprintf): Ditto.
4440 (expand_builtin_memory_chk): Ditto.
4441 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4442 (expand_builtin_stpcpy): Ditto.
4443 (expand_builtin_strcmp): Ditto.
4444 (expand_builtin_strncmp): Ditto.
4445 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4446 (expand_builtin_strcpy_args): Don't call folders.
4447 (expand_builtin_memcmp): Ditto.
4448 (expand_builtin_strncpy): Ditto, and use target.
4449 (expand_builtin_memcpy): Ditto.
4450 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4451 expand_builtin_strpbrk, expand_builtin_memmove,
4452 expand_builtin_memmove_args, expand_builtin_bcopy,
4453 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4454 expand_builtin_strspn, expand_builtin_strcspn,
4455 expand_builtin_fputs): Remove these.
4456 (expand_builtin): Don't call the above, change calls to other
4457 expanders that changed prototype.
4458 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4459 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4460 fold_builtin_interclass_mathfn.
4461 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4462 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4464 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4465 * passes.c (init_optimization_passes): Move pass_fold_builtins
4466 after last phiopt pass.
4467 * tree-inline.c (fold_marked_statements): When folding builtins
4468 iterate over all instruction potentially generated.
4469 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4471 (fold_gimple_call): Use it to always fold calls (into potentially
4472 multiple instructions).
4473 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4474 calls into zero at this time.
4475 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4476 statements generated by builtin folding.
4478 2009-09-28 Nick Clifton <nickc@redhat.com>
4480 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4482 2009-09-28 Duncan Sands <baldrick@free.fr>
4484 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4485 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4486 (register_callback): Dispatch it.
4487 (invoke_plugin_callbacks): Incorporate in sanity check.
4488 * ggc.h (ggc_register_cache_tab): Add declaration.
4489 * ggc-common.c (ggc_register_root_tab): Simplify.
4490 (const_ggc_cache_tab_t): New typedef.
4491 (extra_cache_vec): New vector of dynamically added cache tables.
4492 (ggc_register_cache_tab): New function.
4493 (ggc_scan_cache_tab): New function.
4494 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4495 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4497 2009-09-27 Richard Henderson <rth@redhat.com>
4499 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4500 which we remove __builtin_stack_restore.
4502 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4504 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4505 to test for GRD_INVARIANT.
4506 (simple_rhs_p): Anything that's function_invariant_p is fine.
4508 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4510 * gengtype.c (main): Use plunge_files instead of plugin_output.
4512 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4513 Rafael Avila de Espindola <espindola@google.com>
4515 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4516 Don't print pch related info if it is false.
4517 (main): Don't print pch info in plugin mode.
4519 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4521 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4522 with dw_val_class_const_double.
4523 (struct dw_val_struct): Replace val_long_long with val_double and
4524 adjust for above change.
4525 (output_loc_operands): Likewise.
4526 (add_AT_long_long): Rename into...
4527 (add_AT_double): ...this.
4528 (print_die): Replace dw_val_class_long_long with
4529 dw_val_class_const_double and adjust.
4530 (attr_checksum): Likewise.
4531 (same_dw_val_p): Likewise.
4532 (size_of_die): Likewise.
4533 (value_format): Likewise.
4534 (output_die): Likewise.
4535 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4536 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4537 instead of add_AT_long_long.
4538 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4539 value with the precision of its type.
4541 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4544 * c-typeck.c (build_conditional_expr): Use the readonly and
4545 volatile flags of the operand types, not of the operands itself.
4547 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4549 * collect2.c (main): Look for -brtl before adding libraries.
4551 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4553 * config.gcc: Update OpenBSD targets.
4554 * config/openbsd-stdint.h: New file.
4555 * config/openbsd-libpthread.h: New file.
4556 * config/openbsd.h: Update and break out LIB_SPEC definition.
4557 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4558 * config/i386/openbsdelf.h: Correct types.
4559 * config/m68k/openbsd.h: Likewise.
4560 * config/mips/openbsd.h: Likewise.
4561 * config/vax/openbsd.h: Likewise.
4563 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4565 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4566 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4567 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4568 of the length and zero.
4570 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4572 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4573 (FLAGS_H): Add options.h $(REAL_H).
4574 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4575 (TREE_VECTORIZER_H): New.
4576 (EBITMAP_H): Renamed from EBIMAP_H.
4577 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4578 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4579 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4580 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4581 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4582 (graphite-clast-to-gimple.o, graphite-dependences.o)
4583 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4584 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4585 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4586 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4587 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4588 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4589 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4590 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4591 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4592 updated and fixed as per above changes and per
4593 check_makefile_deps.sh output.
4596 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4597 * configure: Regenerate.
4599 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * doc/install.texi: Update minimum MPC version to 0.7.
4603 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4605 * doc/install.texi (Binaries): Remove reference to the binary
4606 distribution CD-ROM from the FSF.
4608 2009-09-26 Michael Matz <matz@suse.de>
4612 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4613 that are mentioned in the body.
4615 2009-09-26 Michael Matz <matz@suse.de>
4617 PR tree-optimization/41454
4618 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4619 (tree_ssa_dominator_optimize): Don't allocate and free it.
4620 (dom_opt_leave_block): Don't iterate over it.
4621 (eliminate_redundant_computations): Don't return a value.
4622 (cprop_operand, cprop_into_stmt): Ditto.
4623 (optimize_stmt): Don't defer updating stmts.
4625 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4627 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4628 generic_parameter_die, template_parameter_pack_die,
4629 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4630 renaming DW_TAG_formal_parameter_pack and
4631 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4632 and DW_TAG_GNU_template_parameter_pack.
4634 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4636 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4637 * config/v850/v850.c (v850_function_value): New function.
4638 (TARGET_FUNCTION_VALUE): Define.
4640 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4642 * tree-vect-stmts.c (vectorizable_call): Call
4643 mark_symbols_for_renaming after vect_finish_stmt_generation.
4645 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4646 to loc_descriptor_from_tree.
4647 (add_location_or_const_value_attribute): Pass 0 instead of 2
4648 for decl_by_reference_p decls.
4650 2009-09-25 Richard Guenther <rguenther@suse.de>
4653 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4656 2009-09-25 Ben Elliston <bje@au.ibm.com>
4658 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4661 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4663 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4664 form of instruction.
4666 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4669 * fold-const.c (const_binop): Handle complex int division.
4670 * tree-complex.c (expand_complex_div_straight,
4671 expand_complex_div_wide): Update comments.
4673 2009-09-24 DJ Delorie <dj@redhat.com>
4676 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4677 (reg_class): Likewise.
4678 (REG_CLASS_NAMES): Likewise.
4679 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4680 (m32c_override_options): Disable -fivopts for M32C.
4682 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4684 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4685 Delete VSX load/store with update support.
4686 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4687 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4691 (VStype_load_update): Ditto.
4692 (VStype_store_update): Ditto.
4693 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4694 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4696 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4697 load/store with update builtins.
4699 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4701 * libgcc2.c (L_trampoline): Prototype for getpagesize
4702 and mprotect in WINNT case.
4704 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4706 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4707 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4708 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4709 'outgoing' argument.
4710 (TARGET_FUNCTION_VALUE): Define.
4712 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4714 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4716 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4719 * common.opt: Initialize dwarf_strict to -1.
4720 * toplev.c (process_options): Catch unset dwarf_strict
4721 and set to 0 for all targets not overriding.
4722 * config/darwin.c (darwin_override_options): Catch unset
4723 dwarf_strict and override to 1.
4725 2009-09-24 Jeff Law <law@redhat.com>
4727 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4729 2009-09-24 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/36143
4732 PR tree-optimization/38747
4733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4734 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4736 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4739 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4740 return false instead of gcc_unreachable (). For CONST return the
4741 value returned by recursive call instead of always returning true.
4742 (tree_add_const_value_attribute): Return the value returned by
4743 add_const_value_attribute instead of always returning true if rtl
4746 2009-09-23 Justin Seyster <jrseys@gmail.com>
4748 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4750 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4752 * cgraphunit.c (cgraph_lower_function): Revert last change.
4753 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4754 instead of DECL_NO_STATIC_CHAIN.
4755 * tree-cfg.c (verify_gimple_call): Likewise.
4756 * tree-nested.c (get_chain_decl, get_chain_field,
4757 convert_tramp_reference_op, convert_gimple_call): Likewise.
4758 (convert_all_function_calls): Likewise. Always set or clear
4759 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4760 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4761 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4763 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4764 DECL_NO_STATIC_CHAIN.
4765 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4766 instead of DECL_NO_STATIC_CHAIN.
4767 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4768 decl_function_context.
4769 * varasm.c (initializer_constant_valid_p): Likewise.
4770 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4771 (DECL_STATIC_CHAIN): ... this.
4772 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4773 instead of DECL_NO_STATIC_CHAIN.
4775 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4776 Rafael Avila de Espindola <espindola@google.com>
4778 * gengtype.c (nb_plugin_files): Make it unsigned to match
4779 num_gt_files. Adjust other variables to avoid warnings.
4780 (main): Allocate an all zero lang_bitmap before each plugin file name
4781 to match regular file names.
4783 2009-09-23 Richard Henderson <rth@redhat.com>
4785 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4786 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4787 static chain passed in memory.
4788 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4789 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4790 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4791 STATIC_CHAIN_REGNUM defined.
4793 * config/picochip/picochip-protos.h: s/class/klass/.
4794 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4795 (picochip_static_chain): New.
4796 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4797 (STATIC_CHAIN_INCOMING): Remove.
4799 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4800 (xtensa_static_chain): New.
4801 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4802 (STATIC_CHAIN_INCOMING): Remove.
4804 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4806 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4807 * config/pa/pa-protos.h (function_value): Remove.
4808 * config/pa/pa.c (pa_function_value): Rename from function_value.
4809 Make static, add 'outgoing' argument.
4810 (TARGET_FUNCTION_VALUE): Define.
4812 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4814 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4815 instead of cfun->machine->is_leaf.
4816 * config/avr/avr.h (machine_function): Remove is_leaf field.
4818 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4821 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4822 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4823 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4824 the same size, prefer DW_OP_stack_value.
4825 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4826 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4828 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4831 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4833 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4836 * cfgexpand.c (convert_debug_memory_address): New.
4837 (expand_debug_expr): Convert base address and offset to the same
4838 mode. Use it to convert addresses to other modes. Accept
4841 2009-09-23 Richard Guenther <rguenther@suse.de>
4843 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4844 produced for bigendian targets with promoted subregs.
4846 2009-09-23 Richard Guenther <rguenther@suse.de>
4848 * value-prof.c (gimple_ic): Purge old EH edges only after building
4851 2009-09-23 Nick Clifton <nickc@redhat.com>
4853 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4855 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4858 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4861 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4862 on non-nested functions.
4864 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4865 Jan Hubicka <jh@suse.cz>
4867 * dwarf2out.c (loc_list_plus_const): Only define if
4868 DWARF2_DEBUGGING_INFO.
4869 (address_of_int_loc_descriptor): Likewise.
4872 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4874 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4877 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4878 constant is more than zero.
4880 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4883 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4884 call final to emit non-scheduled prologue, instead insert at entry.
4886 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4887 Joseph S. Myers <joseph@codesourcery.com>
4889 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4891 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4892 Rafael Avila de Espindola <espindola@google.com>
4894 * gengtype.c (is_file_equal): New function.
4895 (close_output_files): Use is_file_equal. Free of->buf.
4897 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4898 Rafael Avila de Espindola <espindola@google.com>
4900 * gengtype.c (write_types, write_local): Add the output_header
4901 argument. Update all callers.
4903 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4905 * dwarf2out.c (template_parameter_pack_die,
4906 gen_formal_parameter_pack_die ): New functions.
4907 (make_ith_pack_parameter_name): Remove this function.
4908 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4909 DW_TAG_formal_parameter_pack.
4910 (gen_generic_params_dies): Represent each template parameter pack
4911 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4912 represented by usual DW_TAG_template_*_parameter DIEs that are
4913 children of the DW_TAG_template_parameter_pack element DIE.
4914 (generic_parameter_die): This doesn't deal with parameter pack
4915 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4916 of parameter pack DIEs.
4917 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4918 in certain cases, e.g. for pack elements.
4919 (gen_formal_types_die, gen_decl_die): Adjust usage of
4920 gen_formal_parameter_die.
4921 (gen_subprogram_die): Represent each function parameter pack by a
4922 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4923 represented by usual DW_TAG_formal_parameter DIEs that are children
4924 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4925 ____builtin_va_alist decls as no part of the compiler uses those
4927 * langhooks.h (struct lang_hooks_for_decls): Add
4928 function_parm_expanded_from_pack_p, get_generic_function_decl
4929 and function_parameter_pack_p hooks. Fix comment for
4930 get_innermost_generic_parms hook.
4931 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4932 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4933 macros and use them to initialize lang_hook.
4935 2009-09-22 Richard Henderson <rth@redhat.com>
4937 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4938 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4939 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4940 on TRAMPOLINE_TEMPLATE.
4941 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4942 TRAMPOLINE_ADJUST_ADDRESS.
4943 * targhooks.c (default_asm_trampoline_template): Remove.
4944 (default_trampoline_adjust_address): Remove.
4945 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4946 * targhooks.h: Update decls.
4948 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4950 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4951 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4952 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4954 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4957 * reload1.c (reload): Reset debug insns with pseudos without
4960 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4962 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4963 unconditional true for decimal float modes.
4964 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4965 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4967 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4969 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4970 Enable a new case for __FreeBSD__ >= 7.
4971 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4972 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4973 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4974 and USE_LD_AS_NEEDED.
4976 * doc/install.texi (*-*-freebsd*): Update target information.
4978 2009-09-22 Richard Guenther <rguenther@suse.de>
4981 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4982 arrays really properly.
4984 2009-09-22 Richard Henderson <rth@redhat.com>
4987 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4988 calls.static_chain, calls.trampoline_init,
4989 calls.trampoline_adjust_address.
4990 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4991 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4992 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4993 * builtins.c (expand_builtin_setjmp_receiver): Use
4994 targetm.calls.static_chain; only clobber registers.
4995 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4996 set up memory attributes properly for the trampoline block.
4997 (expand_builtin_adjust_trampoline): Use
4998 targetm.calls.trampoline_adjust_address.
4999 * calls.c (prepare_call_address): Add fndecl argument. Use
5000 targetm.calls.static_chain.
5001 * df-scan.c (df_need_static_chain_reg): Remove.
5002 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5003 consolodate static chain handling.
5004 * doc/tm.texi: Document new hooks.
5005 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5006 (init_emit_regs): Don't initialize them.
5007 * expr.h (prepare_call_address): Update decl.
5008 * final.c (profile_function): Use targetm.calls.static_chain.
5009 * function.c (expand_function_start): Likewise.
5010 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5011 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5012 only clobber registers.
5013 * targhooks.c (default_static_chain): New.
5014 (default_asm_trampoline_template, default_trampoline_init): New.
5015 (default_trampoline_adjust_address): New.
5016 * targhooks.h: Declare them.
5017 * varasm.c (assemble_trampoline_template): Use
5018 targetm.asm_out.trampoline_template. Make the memory block const
5021 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5022 alpha_initialize_trampoline. Make static. Merge VMS parameter
5023 differences into the TARGET_ABI_OPEN_VMS code block.
5024 (TARGET_TRAMPOLINE_INIT): New.
5025 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5026 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5027 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5028 (INITIALIZE_TRAMPOLINE): Remove.
5030 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5031 (TRAMPOLINE_TEMPLATE): Merge with ...
5032 (INITIALIZE_TRAMPOLINE): ... this and move ...
5033 * config/arc/arc.c (arc_trampoline_init): ... here.
5034 (TARGET_TRAMPOLINE_INIT): New.
5036 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5037 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5038 (arm_asm_trampoline_template): New.
5039 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5040 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5041 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5042 code to arm_asm_trampoline_template.
5043 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5044 arm_trampoline_adjust_address.
5045 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5046 adjust for target hook parameters.
5048 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5051 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5052 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5053 (bfin_trampoline_init): Rename from initialize_trampoline;
5054 make static; update for target hook parameters.
5055 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5056 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5057 bfin_asm_trampoline_template.
5058 (INITIALIZE_TRAMPOLINE): Remove.
5060 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5061 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5062 cris_trampoline_init): New.
5063 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5064 cris_asm_trampoline_template.
5065 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5066 adjust for target hook parameters.
5068 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5070 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5071 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5072 fr30_trampoline_init): New.
5073 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5074 fr30_asm_trampoline_template.
5075 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5076 adjust for target hook parameters.
5078 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5079 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5080 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5081 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5082 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5084 * config/h8300/h8300.c (h8300_trampoline_init): New.
5085 (TARGET_TRAMPOLINE_INIT): New.
5086 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5087 to h8300_trampoline_init and adjust for hook parameters.
5089 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5090 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5091 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5092 make static; adjust for hook parameters.
5093 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5095 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5096 (TARGET_TRAMPOLINE_INIT): New.
5097 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5098 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5099 iq2000_asm_trampoline_template.
5100 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5101 (TRAMPOLINE_CODE_SIZE): New.
5102 (TRAMPOLINE_SIZE): Use it.
5103 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5105 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5106 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5107 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5108 adjust for hook parameters.
5109 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5111 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5112 (m32r_trampoline_init): New.
5113 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5114 m32r_trampoline_init.
5116 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5117 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5118 make static; update for hook parameters.
5119 * config/m68hc11/m68hc11-protos.h: Update.
5120 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5122 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5123 (TARGET_TRAMPOLINE_INIT): New.
5124 (mcore_function_value): Fix typo.
5125 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5126 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5127 to mcore_asm_trampoline_template.
5128 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5130 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5131 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5132 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5133 update for hook parameters.
5134 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5136 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5137 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5138 mips_trampoline_init): New.
5139 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5140 mips_asm_trampoline_template.
5141 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5142 update for hook parameters.
5144 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5145 (TARGET_TRAMPOLINE_INIT): New.
5146 (mmix_trampoline_size): Remove.
5147 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5148 make static. Remove out-of-date tetra vs octa comment.
5149 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5150 make static; update for hook parameters.
5151 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5152 (INITIALIZE_TRAMPOLINE): Remove.
5153 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5154 (TRAMPOLINE_ALIGNMENT): New.
5155 * gcc/config/mmix/mmix-protos.h: Update.
5157 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5158 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5159 mn10300_trampoline_init): New.
5160 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5161 mn10300_asm_trampoline_template.
5162 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5164 * config/moxie/moxie.c (moxie_static_chain,
5165 moxie_asm_trampoline_template, moxie_trampoline_init,
5166 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5167 TARGET_TRAMPOLINE_INIT): New.
5168 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5169 moxie_trampoline_init.
5170 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5171 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5173 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5174 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5175 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5176 pa_trampoline_adjust_address): New.
5177 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5178 pa_asm_trampoline_template.
5179 (TRAMPOLINE_ALIGNMENT): New.
5180 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5181 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5182 adjust for hook parameters.
5183 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5185 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5186 (TARGET_TRAMPOLINE_INIT): New.
5187 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5188 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5190 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5192 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5193 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5194 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5195 make static; adjust parameters for the hook.
5196 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5198 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5199 s390_trampoline_template; make static.
5200 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5201 make static; adjust for target hook.
5202 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5203 * config/s390/s390-protos.h: Remove trampoline decls.
5204 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5205 (TRAMPOLINE_TEMPLATE): Remove.
5206 (TRAMPOLINE_ALIGNMENT): New.
5208 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5209 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5210 (TARGET_TRAMPOLINE_INIT): New.
5211 (score_asm_trampoline_template): New.
5212 (score_trampoline_init): Rename from score_initialize_trampoline;
5213 make static; adjust for hook parameters.
5214 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5215 score[37]_asm_trampoline_template.
5216 (INITIALIZE_TRAMPOLINE): Remove.
5217 * config/score/score3.c (score3_asm_trampoline_template): New.
5218 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5219 adjust for target hook.
5220 * config/score/score7.c (score7_asm_trampoline_template): New.
5221 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5222 adjust for target hook.
5223 * config/score/score3.h, config/score/score7.h: Update.
5225 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5226 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5227 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5228 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5229 make static; adjust for target hook parameters.
5230 (sh_trampoline_adjust_address): New.
5231 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5232 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5234 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5235 (sparc32_initialize_trampoline): Rename from
5236 sparc_initialize_trampoline; make static; replace tramp parameter
5237 with m_tramp and update memory accesses.
5238 (sparc64_initialize_trampoline): Similarly.
5239 (sparc_trampoline_init): New.
5240 * config/sparc/sparc-protos.h: Remove trampoline decls.
5241 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5242 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5244 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5245 (array_to_constant): Make ARR parameter const.
5246 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5247 make static; update for hook parameters.
5248 * config/spu/spu-protos.h: Update decls.
5249 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5251 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5252 from xstormy16_initialize_trampoline; make static; update for
5254 (TARGET_TRAMPOLINE_INIT): New.
5255 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5257 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5258 (TARGET_TRAMPOLINE_INIT): New.
5259 (v850_can_eliminate): Make static.
5260 (v850_asm_trampoline_template, v850_trampoline_init): New.
5261 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5262 v850_asm_trampoline_template.
5263 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5264 and adjust for target hook parameters.
5266 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5267 (TARGET_TRAMPOLINE_INIT): New.
5268 (vax_asm_trampoline_template, vax_trampoline_init): New.
5269 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5270 vax_asm_trampoline_template.
5271 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5273 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5274 (TARGET_TRAMPOLINE_INIT): New.
5275 (xtensa_asm_trampoline_template): Rename from
5276 xtensa_trampoline_template; make static.
5277 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5278 make static; update for hook parameters.
5279 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5280 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5281 (INITIALIZE_TRAMPOLINE): Remove.
5283 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5284 error for nested functions with regparm=3.
5285 (ix86_compute_frame_layout): Adjust frame pointer offset for
5286 ix86_static_chain_on_stack.
5287 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5288 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5289 don't reset to UNITS_PER_WORD.
5290 (ix86_emit_leave): Adjust ix86_cfa_state.
5291 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5292 (ix86_static_chain): New.
5293 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5294 make static; update for target hook parameters; use ix86_static_chain.
5295 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5296 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5297 (INITIALIZE_TRAMPOLINE): Remove.
5298 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5299 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5300 to the end. Add static_chain_on_stack.
5301 (ix86_static_chain_on_stack): New.
5303 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5304 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5305 (m68k_trampoline_init): New.
5306 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5307 m68k_trampoline_init and adjust for hook parameters.
5308 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5309 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5311 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5313 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5314 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5316 * reload1.c (reload): Call wrap_constant when substituting
5317 reg for equiv inside of DEBUG_INSNs.
5320 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5321 add_call_src_coords_attributes, add_high_low_attributes,
5322 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5323 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5324 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5325 when -gdwarf-2 -gstrict-dwarf.
5326 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5327 -gdwarf-[23] -gstrict-dwarf.
5328 (address_of_int_loc_descriptor, loc_descriptor,
5329 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5330 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5331 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5333 2009-09-22 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/41428
5336 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5337 (ccp_finalize): Pass it to substitute_and_fold.
5339 2009-09-22 Richard Guenther <rguenther@suse.de>
5341 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5342 (substitute_and_fold): Adjust prototype.
5343 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5344 (simplify_stmt_using_ranges): Likewise.
5345 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5346 (vrp_fold_stmt): New function.
5347 (vrp_finalize): Pass it to substitute_and_fold.
5348 * tree-flow.h (vrp_evaluate_conditional): Remove.
5349 (simplify_stmt_using_ranges): Likewise.
5350 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5351 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5352 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5354 (fold_predicate_in): Move to tree-vrp.c.
5355 (substitute_and_fold): Use the callback instead of calling into
5356 tree-vrp.c functions directly.
5358 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5360 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5361 comparison warning on rs6000.
5364 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5365 GIMPLE_EH_MUST_NOT_THROW cleanup.
5366 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5368 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5371 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5372 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5373 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5374 libSystem which is derived from the gcc 4.2.1 unwinder.
5376 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5379 * varasm.c (default_encode_section_info): Copy TLS model into
5380 sym_ref flags regardless of backend support for TLS, for all
5381 model types except TLS_MODEL_EMULATED.
5383 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5386 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5387 we can handle it correctly.
5389 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5391 * doc/install.texi (os2): Remove section.
5393 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5395 * doc/standards.texi (Objective-C): Adjust two URLs.
5397 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5399 * tree-tailcall.c (process_assignment): Don't check if a
5400 multiplication or an addition are already present.
5401 (find_tail_calls): Combine multiple additions and multiplications.
5402 (adjust_accumulator_values): Emit accumulators.
5404 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5406 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5407 xmm register restore.
5409 2009-09-21 Jan Hubicka <jh@suse.cz>
5411 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5412 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5415 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5417 * stor-layout.c (layout_type): Remove obsolete code.
5419 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5422 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5424 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5427 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5428 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5429 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5430 * fold-const.c (const_binop): Likewise.
5431 * real.h (do_mpc_arg2): Update prototype.
5433 2009-09-20 Jan Hubicka <jh@suse.cz>
5435 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5436 (add_location_or_const_value_attribute): Rewrite using
5438 (tree_add_const_value_attribute): Return true if successful.
5439 (tree_add_const_value_attribute_for_decl): Likewise.
5441 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5442 (loc_descriptor): ... here;
5443 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5444 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5445 pool items that was not marked for output.
5446 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5447 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5448 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5449 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5450 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5451 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5452 DW_OP_stack_value to get address of items that are not available
5454 (dw_loc_list): Handle single element lists correctly.
5456 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5457 Pascal Obry <obry@adacore.com>
5459 * unwind-dw2-fde.c (classify_object_over_fdes):
5460 Cast the constant 1 to _Unwind_Ptr.
5461 (add_fdes): Likewise.
5462 (linear_search_fdes): Likewise.
5464 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5466 * stor-layout.c (set_sizetype): Avoid useless type copy.
5468 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5470 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5472 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5473 * configure, config.in: Regenerate.
5474 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5476 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5477 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5478 for global data if the output could be used in a shared library.
5479 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5480 to 0 if TARGET_WRITABLE_EH_FRAME.
5482 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5484 PR rtl-optimization/39886
5485 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5486 just when insn is equal to BB_END (bb).
5488 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5490 * config/mips/mips.opt (mrelax-pic-calls): New option.
5491 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5493 (mips_unspec_call): Change "unspec_call" expander into this.
5494 (mips_strip_unspec_call): New function.
5495 (mips_got_load): Call mips_unspec_call instead of
5496 gen_unspec_call<mode>.
5497 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5499 (mips_cfg_in_reorg): New function.
5500 (mips16_lay_out_constants): Use it to decide whether to call
5501 CFG-aware insn splitting.
5502 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5503 mips_reorg. Move DF set-up code from here ...
5504 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5506 (mips_reorg): Call mips_df_reorg instead of
5507 r10k_insert_cache_barriers. Move CFG set-up code here from
5508 r10k_insert_cache_barriers.
5509 (mips_call_expr_from_insn): New function.
5510 (mips_pic_call_symbol_from_set): Likewise.
5511 (mips_find_pic_call_symbol): Likewise.
5512 (mips_annotate_pic_call_expr): Likewise.
5513 (mips_get_pic_call_symbol): Likewise.
5514 (mips_annotate_pic_calls): Likewise.
5515 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5517 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5518 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5519 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5521 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5522 (unspec_call<mode>): Remove it.
5523 (sibcall_internal, sibcall_value_internal,
5524 sibcall_value_multiple_internal, call_internal, call_split,
5525 call_value_internal, call_value_split,
5526 call_value_multiple_internal, call_value_multiple_split): Pass
5527 SIZE_OPNO to MIPS_CALL.
5528 (call_internal_direct, call_direct_split,
5529 call_value_internal_direct, call_value_direct_split): Pass -1 as
5530 SIZE_OPNO to MIPS_CALL.
5531 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5532 * configure: Regenerate.
5533 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5534 and -mno-relax-pic-calls.
5535 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5537 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5540 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5541 in the directory this rule is called from, rather than the
5542 toplevel 'gcc' directory, to fix in-tree build.
5544 2009-09-19 Chris Demetriou <cgd@google.com>
5546 PR preprocessor/28435:
5547 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5548 to cpplib that the preprocessor output is needed.
5550 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5552 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5553 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5554 *return_and_restore_fpregs_<mode>,
5555 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5558 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5559 instead of assuming it has always a REG inside of it.
5561 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5563 * config/freebsd.h: Update comment on types.
5564 (WINT_TYPE): Define.
5566 2009-09-18 Jason Merrill <jason@redhat.com>
5568 * c.opt: Add -fno-deduce-init-list.
5570 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5572 * value-prof.c (interesting_stringop_to_profile_p): Added output
5573 argument to indicate which parameter is the size parameter.
5574 * value-prof.c (gimple_stringop_fixed_value): Use
5575 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5576 * value-prof.c (gimple_stringops_transform): Update call sites to
5577 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5579 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5582 From David Binderman <dcb314@hotmail.com>:
5583 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5584 local variable f. Remove stale comments.
5585 (ix86_compute_frame_layout): Remove useless local variable total_size.
5586 Remove #if 0'd code.
5587 (legitimate_address_p): Remove useless local variables
5588 reason_rtx and reason.
5589 (ix86_split_copysign_const): Remove useless local variable op1.
5590 (scale_counter): Remove useless local variable piece_size_mask.
5592 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5594 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5597 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5600 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5602 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5604 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5607 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5609 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5610 DW_OP_implicit_value even without dwarf_version 4.
5612 2009-09-17 Jan Hubicka <jh@suse.cz>
5614 * dwarf2out.c: Include tree-pass.h and gimple.h.
5615 (loc_list_plus_const): New function.
5616 (loc_descriptor_from_tree_1): Rename to ...
5617 (loc_descriptor_from_tree): ... remove original.
5618 (loc_list_from_tree): New function.
5619 (add_AT_location_description): Accept location list.
5620 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5621 (concatn_mem_loc_descriptor): Remove.
5622 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5624 (secname_for_decl): Move up.
5625 (hidden_reference_p): New function; break out from ...
5626 (loc_by_refernece): ... here; move up.
5627 (dw_loc_list): New function.
5628 (single_element_loc_list): New function.
5629 (single_element_loc_list_p): New function.
5630 (add_loc_descr_to_each): New function.
5631 (add_loc_list): New function.
5632 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5633 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5634 add diagnostics why expansion failed.
5635 (add_location_or_const_value_attribute): Support location lists.
5636 (add_bound_info): Likewise.
5637 (descr_info_loc): Update call of loc_descriptor_from_tree.
5638 (gen_variable_die): Work on location lists.
5639 * final.c (pass_final): Add dump file.
5640 * Makefile.in (dwarf2out.o): Add new dependencies.
5642 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5645 * real.c decimal_from_integer, decimal_integer_string): New.
5646 (real_from_integer): Use them as special case for decimal float.
5647 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5648 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5649 Do not append zero after the decimal point in string to convert.
5651 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5653 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5654 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5656 2009-09-17 Martin Jambor <mjambor@suse.cz>
5658 * common.opt (fipa-sra): New switch.
5659 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5660 * timevar.def (TV_IPA_SRA): New timevar.
5661 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5662 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5663 * tree-sra.c: Include cgraph.c.
5664 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5665 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5666 and grp_not_necessarilly_dereferenced.
5667 (func_param_count): New variable.
5668 (encountered_apply_args): New variable.
5669 (bb_dereferences): New variable.
5670 (final_bbs): New variable.
5671 (no_accesses_representant): New variable.
5672 (no_accesses_p): New function.
5673 (dump_access): Dump the new fields.
5674 (sra_initialize): Set encountered_apply_args to false.
5675 (get_ssa_base_param): New function.
5676 (mark_parm_dereference): New function.
5677 (create_access): Caring for INIDRECT_REFs and different handling of
5678 varialble length accesses in early IPA SRA. Store the stmt - a new
5679 parameter - to the new access.
5680 (build_access_from_expr_1): New parameter stmt, passed to
5681 create_access. Handle INDIRECT_REFs.
5682 (build_access_from_expr): Pass the current statement to
5683 build_access_from_expr_1.
5684 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5686 (build_accesses_from_assign): Pass the current statement to
5687 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5688 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5689 final_bbs when necessary. Check for calls to __builtin_apply_args.
5690 Fixup EH info if anythng was changed.
5691 (is_unused_scalar_param): New function.
5692 (ptr_parm_has_direct_uses): New function.
5693 (find_param_candidates): New function.
5694 (mark_maybe_modified): New function.
5695 (analyze_modified_params): New function.
5696 (propagate_dereference_distances): New function.
5697 (dump_dereferences_table): New function.
5698 (analyze_caller_dereference_legality): New function.
5699 (unmodified_by_ref_scalar_representative): New function.
5700 (splice_param_accesses): New function.
5701 (decide_one_param_reduction): New function.
5702 (enum ipa_splicing_result): New type.
5703 (splice_all_param_accesses): New function.
5704 (get_param_index): New function.
5705 (turn_representatives_into_adjustments): New function.
5706 (analyze_all_param_acesses): New function.
5707 (get_replaced_param_substitute): New function.
5708 (get_adjustment_for_base): New function.
5709 (replace_removed_params_ssa_names): New function.
5710 (sra_ipa_reset_debug_stmts): New function.
5711 (sra_ipa_modify_expr): New function.
5712 (sra_ipa_modify_assign): New function.
5713 (convert_callers): New function.
5714 (modify_function): New function.
5715 (ipa_sra_preliminary_function_checks): New function.
5716 (ipa_early_sra): New function.
5717 (ipa_early_sra_gate): New function.
5718 (pass_early_ipa_sra): New variable.
5719 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5721 2009-09-17 Michael Matz <matz@suse.de>
5724 * tree.c (build_type_attribute_qual_variant): Export.
5725 * tree.h (build_type_attribute_qual_variant): Declare.
5726 * tree-inline.c (remap_type_1): Use it to build variants with
5727 the original qualifiers and attributes.
5729 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5731 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5732 without a fallthrough edge.
5734 2009-09-16 DJ Delorie <dj@redhat.com>
5736 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5737 chip and ignore the "fast_interrupt" attribute if so.
5739 2009-09-16 Richard Henderson <rth@redhat.com>
5742 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5745 2009-09-16 Richard Henderson <rth@redhat.com>
5748 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5749 is set only if DECL_NO_STATIC_CHAIN is unset.
5750 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5751 (FOR_EACH_NEST_INFO): New.
5752 (walk_all_functions): Use it.
5753 (finalize_nesting_tree): Likewise.
5754 (unnest_nesting_tree): Likewise.
5755 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5756 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5757 (convert_gimple_call): Early out if gimple_call_chain already set.
5758 (convert_all_function_calls): Iterate until no new functions
5759 require a static chain.
5760 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5761 when building a trampoline. Use dump_function_to_file instead
5763 (lower_nested_functions): Open dump_file. Validate that decls
5764 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5765 bit reset by this pass.
5767 2009-09-16 Michael Matz <matz@suse.de>
5770 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5771 shorten decl_common_unused.
5772 (DECL_RESTRICTED_P): New accessor.
5773 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5774 to disambiguate marked decls and restrict pointers.
5776 2009-09-16 Richard Henderson <rth@redhat.com>
5779 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5781 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5783 * integrate.c (set_block_abstract_flags): Call
5784 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5786 2009-09-16 Richard Guenther <rguenther@suse.de>
5789 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5792 2009-09-16 DJ Delorie <dj@redhat.com>
5793 Kaz Kojima <kkojima@gcc.gnu.org>
5795 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5796 (sh_expand_prologue): Update calls to output_stack_adjust.
5797 (sh_expand_epilogue): Likewise.
5799 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5802 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5803 trying to limit the extent of searches in the insn stream.
5805 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5806 Jakub Jelinek <jakub@redhat.com>
5810 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5812 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5813 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5814 (rs6000_savres_strategy): Always save FP registers inline if the
5815 target doesn't support hardware double-precision. Set the above
5816 bits in return value when needed.
5817 (rs6000_savres_routine_sym): Fix computation for cache selector.
5818 Mark the generated symbol as a function. Rename exitp argument to
5819 lr. Move code for determining the name of the symbol...
5820 (rs6000_savres_routine_name): ...here. New function. Add cases for
5821 getting the names right on AIX and 64-bit Linux.
5822 (savres_routine_name): New variable.
5823 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5824 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5825 on what the target routine uses as a base register. If savep && lr
5826 describe saving of r0 into memory slot.
5827 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5828 line calls for AIX ABI.
5829 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5830 determine FP save/restore functions.
5831 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5832 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5834 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5835 Duplicate restoration of LR and execute the appropriate one
5836 depending on whether GPRs are being restored inline. Set r11 from
5837 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5838 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5839 Fix out of line calls for AIX ABI.
5840 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5842 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5844 (*restore_gpregs_spe): Likewise.
5845 (*return_and_restore_gpregs_spe): Likewise.
5846 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5847 Define to empty string unconditionally.
5848 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5849 Define to empty string unconditionally.
5850 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5853 2009-09-15 Jan Hubicka <jh@suse.cz>
5855 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5856 * params.def (inline-insns-auto): Likewise.
5858 2009-09-15 Martin Jambor <mjambor@suse.cz>
5860 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5861 individual statements only at TDF_DETAILS dump level. Format
5862 source for 80 characters per line.
5864 2009-09-15 Christian Bruel <christian.bruel@st.com>
5866 * regrename.c (do_replace): Update REG_DEAD notes.
5868 2009-09-15 Revital Eres <eres@il.ibm.com>
5870 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5871 * targhooks.c (default_builtin_support_vector_misalignment):
5872 New builtin function.
5873 * targhooks.h (default_builtin_support_vector_misalignment):
5875 * target.h (builtin_support_vector_misalignment):
5876 New field in struct gcc_target.
5877 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5878 new builtin function.
5879 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5881 * config/rs6000/rs6000.c
5882 (rs6000_builtin_support_vector_misalignment): New function.
5883 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5885 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5887 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5889 (bfin_optimize_loop): Likewise.
5890 (bfin_gen_bundles): Likewise.
5891 (workaround_speculation): Likewise.
5892 (find_load): Return NULL_RTX for debug_insn.
5894 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5896 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5899 2009-09-14 DJ Delorie <dj@redhat.com>
5901 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5902 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5905 2009-09-14 Richard Henderson <rth@redhat.com>
5906 Jakub Jelinek <jakub@redhat.com>
5908 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5909 * cfgbuild.c (make_edges): Handle asm goto.
5910 * cfglayout.c (fixup_reorder_chain): Likewise.
5911 * cfgrtl.c (patch_jump_insn): Likewise.
5912 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5913 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5914 (gimple_build_asm_vec): Add and use labels parameter.
5915 (gimple_build_asm): Remove.
5916 (walk_gimple_asm): Walk labels too.
5917 * gimple.def (GIMPLE_ASM): Update docs.
5918 * gimple.h: Update decls.
5919 (struct gimple_statement_asm): Change nc to use unsigned char;
5921 (gimple_asm_nlabels): New.
5922 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5923 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5924 into gimple_build_asm_vec.
5925 * jump.c (mark_jump_label_asm): New.
5926 (mark_jump_label): Use it.
5927 (redirect_jump_1): Handle asm goto.
5928 (invert_jump_1): Soft fail if X is null.
5929 * recog.c (extract_asm_operands): New.
5930 (asm_noperands): Use it; handle asm labels.
5931 (decode_asm_operands): Use extract_asm_operands.
5932 (asm_operand_ok): Properly handle empty string.
5933 * reg-stack.c (get_asm_operands_in_out): Rename from
5934 get_asm_operand_n_inputs; use extract_asm_operands; return both
5935 inputs and outputs by reference; update all callers.
5936 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5937 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5938 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5939 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5940 (extract_asm_operands): Declare.
5941 * stmt.c (expand_asm_operands): Add and use labels parameter.
5942 (check_unique_operand_names): Likewise.
5943 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5944 (expand_asm_stmt): Handle asm labels.
5945 * tree-cfg.c (make_gimple_asm_edges): New.
5946 (make_edges): Use it.
5947 (cleanup_dead_labels): Handle asm labels.
5948 (is_ctrl_altering_stmt): Likewise.
5949 (gimple_redirect_edge_and_branch): Likewise.
5950 * tree.def (ASM_EXPR): Add 5th operand.
5951 * tree.h (ASM_LABELS): New.
5952 (resolve_asm_operand_names): Update decl.
5954 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5955 (c_parser_asm_goto_operands): New.
5956 * c-tree.h (build_asm_expr): Update decl.
5957 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5958 * doc/extend.texi: Document asm goto.
5960 2009-09-14 Richard Henderson <rth@redhat.com>
5962 * except.h: Update declarations.
5963 (struct pointer_map_t): Forward declare.
5964 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5965 (struct eh_landing_pad_d, eh_landing_pad): New.
5966 (struct eh_catch_d, eh_catch): New.
5967 (struct eh_region_d): Remove next_region_sharing_label, aka,
5968 label, tree_label, landing_pad, post_landing_pad, resume,
5969 may_contain_throw. Rename region_number to index. Remove
5970 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5971 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5972 (VEC(eh_landing_pad,gc)): New.
5973 (struct eh_status): Remove last_region_number. Add lp_array,
5974 throw_stmt_table, ttype_data, ehspec_data.
5975 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5976 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5977 * except.c (lang_protect_cleanup_actions): Return tree.
5978 (struct ehl_map_entry): Remove.
5979 (init_eh_for_function): Push zero entries for region and lp_array.
5980 (gen_eh_region): Add to region_array immediately.
5981 (gen_eh_region_catch): Operate on eh_catch objects.
5982 (gen_eh_landing_pad): New.
5983 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5984 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5985 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5986 (get_eh_landing_pad_from_number_fn): New.
5987 (get_eh_landing_pad_from_number): New.
5988 (get_eh_region_from_lp_number_fn): New.
5989 (get_eh_region_from_lp_number): New.
5990 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5991 (get_exception_pointer, get_exception_filter): Remove.
5992 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5993 (current_function_has_exception_handlers): Simplify.
5994 (bring_to_root, eh_region_replaceable_by_p): Remove.
5995 (replace_region, hash_type_list, hash_eh_region): Remove.
5996 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5997 (label_to_region_map, num_eh_regions): Remove.
5998 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5999 (find_exception_handler_labels): Remove.
6000 (duplicate_eh_regions_0, find_prev_try): Remove.
6001 (struct duplicate_eh_regions_data): New.
6002 (duplicate_eh_regions_1): Rewrite.
6003 (duplicate_eh_regions): Return a pointer map instead of an
6005 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6006 (redirect_eh_edge_to_label): Remove.
6007 (eh_region_outermost): Rewrite using eh_region pointers
6008 instead of integers.
6009 (add_ttypes_entry): Update for ttype_data move to eh_status.
6010 (add_ehspec_entry): Rewrite with VEC instead of varray.
6011 (assign_filter_values): Likewise. Export.
6012 (build_post_landing_pads, connect_post_landing_pads): Remove.
6013 (dw2_build_landing_pads): Rewrite to use lp_array.
6014 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6015 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6016 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6017 (sjlj_mark_call_sites): Update for landing pad numbers.
6018 (finish_eh_generation): Rewrite.
6019 (gate_handle_eh): Do nothing for no eh tree.
6020 (pass_rtl_eh): Move up near finish_eh_generation.
6021 (remove_eh_landing_pad): New.
6022 (remove_eh_handler): Export.
6023 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6024 (for_each_eh_label): Rewrite to use lp_array.
6025 (make_reg_eh_region_note): New.
6026 (make_reg_eh_region_note_nothrow_nononlocal): New.
6027 (insn_could_throw_p): New.
6028 (copy_reg_eh_region_note_forward): New.
6029 (copy_reg_eh_region_note_backward): New.
6030 (check_handled, add_reachable_handler): Remove.
6031 (reachable_next_level, foreach_reachable_handler): Remove.
6032 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6033 (get_eh_region_and_lp_from_rtx): New.
6034 (get_eh_region_from_rtx): New.
6035 (can_throw_internal_1, can_throw_external_1): Remove.
6036 (can_throw_internal): Use get_eh_region_from_rtx.
6037 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6038 (insn_nothrow_p, can_nonlocal_goto): New.
6039 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6040 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6041 (add_action_record): Use VEC not varray.
6042 (collect_one_action_chain): Update for eh_region changes.
6043 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6044 Use get_eh_region_and_lp_from_rtx.
6045 (gate_convert_to_eh_region_ranges): New.
6046 (pass_convert_to_eh_region_ranges): Use it.
6047 (push_uleb128, push_sleb128): Use VEC not varray.
6048 (output_one_function_exception_table): Likewise.
6049 (dump_eh_tree): Update for eh_region changes.
6050 (verify_eh_tree): Likewise.
6051 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6052 * tree-eh.c: Include target.h.
6053 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6054 Don't disallow GIMPLE_RESX; adjust argument check.
6055 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6056 (record_stmt_eh_region): Update for landing pad numbers;
6057 generate a landing pad if necessary.
6058 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6059 (remove_stmt_from_eh_lp_fn): Similarly.
6060 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6061 Update for lp numbers; don't special case missing throw_stmt_table.
6062 (lookup_expr_eh_lp): Similarly.
6063 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6064 (eh_seq, eh_region_may_contain_throw): New.
6065 (struct leh_state): Add ehp_region.
6066 (struct leh_tf_state): Remove eh_label.
6067 (emit_post_landing_pad): New.
6068 (emit_resx, emit_eh_dispatch): New.
6069 (note_eh_region_may_contain_throw): New.
6070 (frob_into_branch_around): Take eh_region not eh label;
6071 emit eh code into eh_seq.
6072 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6073 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6074 lower_eh_must_not_throw. Emit code to eh_seq.
6075 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6076 (lower_try_finally_onedest): Likewise.
6077 (lower_try_finally_copy): Likewise.
6078 (lower_try_finally_switch): Likewise.
6079 (lower_try_finally): Initialize ehp_region.
6080 (lower_catch): Update for eh_catch objects.
6081 (lower_eh_filter): Don't handle must_not_throw.
6082 (lower_eh_must_not_throw): New.
6083 (lower_cleanup): Don't set eh_label.
6084 (lower_eh_constructs_2): Resolve eh builtins.
6085 Handle GIMPLE_EH_MUST_NOT_THROW.
6086 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6087 Add eh_seq to the end of the function body.
6088 (make_eh_dispatch_edges): New.
6089 (make_eh_edge): Remove.
6090 (make_eh_edges): Simplify for landing pads.
6091 (redirect_eh_edge_1): New.
6092 (redirect_eh_edge): Use it.
6093 (redirect_eh_dispatch_edge): New.
6094 (stmt_could_throw_p): Use a switch. Allow RESX.
6095 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6096 (stmt_can_throw_internal): Likewise.
6097 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6098 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6099 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6100 (gate_refactor_eh): New.
6101 (pass_refactor_eh): Use it.
6102 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6103 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6104 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6105 (remove_unreachable_handlers): Rename from
6106 tree_remove_unreachable_handlers; rewrite for landing pads;
6107 call remove_eh_handler directly.
6108 (remove_unreachable_handlers_no_lp): New.
6109 (unsplit_eh, unsplit_all_eh): New.
6110 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6111 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6112 (cleanup_empty_eh_unsplit): New.
6113 (cleanup_empty_eh): Rewrite.
6114 (cleanup_all_empty_eh): New.
6115 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6116 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6117 (gate_cleanup_eh): New.
6118 (pass_cleanup_eh): Use it.
6119 (verify_eh_edges): Move later in file. Expect one EH edge.
6120 (verify_eh_dispatch_edge): New.
6122 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6123 (gtype-desc.o): Add TARGET_H.
6124 (tree.o): Use EXCEPT_H, not except.h.
6125 (cfgbuild.o): Add EXPR_H.
6126 (GTFILES): Add vecprim.h.
6127 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6128 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6129 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6130 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6131 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6132 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6133 calls to can_throw_internal.
6134 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6135 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6136 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6137 (expand_gimple_stmt): Use make_reg_eh_region_note.
6138 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6139 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6140 or find_exception_handler_labels.
6141 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6142 there is exacly one EH edge. Use can_nonlocal_goto and
6144 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6145 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6146 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6147 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6148 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6149 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6150 * dse.c (scan_insn): Use insn_could_throw_p.
6151 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6152 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6153 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6154 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6155 EXC_PTR_EXPR or FILTER_EXPR.
6156 (tree_expr_nonzero_warnv_p): Likewise.
6157 * function.h: Include vecprim.h, not varray.h
6158 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6159 move ttype_data and ehspec_data members to struct eh_status; change
6160 action_record_data member to a VEC.
6161 * gcse.c (hash_scan_set): Use can_throw_internal.
6162 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6163 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6164 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6165 (block_may_fallthru): Don't handle RESX_EXPR.
6166 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6167 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6168 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6169 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6170 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6171 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6172 (gimple_size): Likewise.
6173 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6174 (gimple_build_resx): Use gimple_build_with_ops.
6175 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6176 (is_gimple_val): Likewise.
6177 (is_gimple_stmt): Remove RESX_EXPR.
6178 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6179 (GIMPLE_RESX): Reorder with other EH constructs.
6180 * gimple.h (struct gimple_statement_eh_mnt): New.
6181 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6182 (gimple_eh_filter_must_not_throw): Remove.
6183 (gimple_eh_filter_set_must_not_throw): Remove.
6184 (gimple_eh_must_not_throw_fndecl): New.
6185 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6186 (is_gimple_resx): New.
6187 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6188 Don't copy EH_FILTER_MUST_NOT_THROW.
6189 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6190 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6191 handle must_not_throw_labels specially.
6192 * ipa-pure-const.c (check_call): Update debug statement for LP.
6193 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6194 * ipa-utils.c (get_base_var): Likewise.
6195 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6196 * lower-subreg.c (move_eh_region_note): Remove.
6197 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6198 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6199 (create_task_copyfn): Likewise.
6200 (maybe_catch_exception): Use gimple_build_eh_filter.
6201 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6202 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6203 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6204 and pass_lower_resx.
6205 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6206 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6207 can_throw_internal, can_nonlocal_goto.
6208 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6209 copy_reg_eh_region_note_forward.
6210 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6211 (emit_output_reload_insns): Likewise.
6212 (copy_eh_notes): Remove.
6213 * rtl.def (RESX): Remove.
6214 * rtl.h: Update declarations.
6215 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6216 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6217 (update_eh_label): Remove.
6218 (cleanup_dead_labels_eh): New.
6219 (cleanup_deal_labels): Use it instead of update_eh_label.
6220 (gimple_merge_blocks): Update landing pad data structure when
6221 removing a landing pad label.
6222 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6223 test; handle GIMPLE_EH_MUST_NOT_THROW.
6224 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6225 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6226 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6227 (verify_stmt): Likewise. Verify landing pads.
6228 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6229 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6230 (struct move_stmt_d): Add eh_map.
6231 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6232 (move_stmt_r): Remap eh region numbers in builtin calls,
6233 resx and eh_dispatch.
6234 (move_block_to_fn): Remove eh_offset parameter. Use
6235 maybe_duplicate_eh_stmt_fn.
6236 (find_outermost_region_in_block): Operate on eh_region pointers
6237 instead of region numbers.
6238 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6239 duplicate_eh_regions.
6240 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6241 test earlier. Disallow EH landing pads.
6242 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6243 * tree-flow.h: Update declarations.
6244 (struct tree_ann_common_d): Replace rn with lp_nr.
6245 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6246 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6247 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6248 resx and eh_dispatch.
6249 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6250 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6251 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6252 from duplicate_eh_regions.
6253 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6254 update RESX; handle EH_DISPATCH.
6255 (expand_call_inline): Set eh_lp_nr, not eh_region.
6256 (maybe_inline_call_in_expr): Likewise.
6257 * tree-inline.h (struct copy_body_data): Replace eh_region with
6258 eh_lp_nr, eh_region_offset with eh_map.
6259 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6260 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6261 * tree-pretty-print.c (dump_generic_node): Don't handle
6262 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6263 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6264 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6265 EXC_PTR_EXPR, FILTER_EXPR.
6266 * tree-ssa-operands.c (get_expr_operands): Likewise.
6267 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6268 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6269 (ao_ref_init_from_vn_reference): Likewise.
6270 * tree-ssa-sink.c (statement_sink_location): Likewise.
6271 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6272 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6273 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6274 EXC_PTR_EXPR, FILTER_EXPR.
6275 (is_exception_related): Remove.
6276 (compute_avail): Don't call it.
6277 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6278 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6279 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6280 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6282 (build_resx): Remove.
6283 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6284 * tree.h: Update declarations.
6285 (EH_FILTER_MUST_NOT_THROW): Remove.
6286 (struct tree_label_decl): Add eh_landing_pad_nr.
6287 (EH_LANDING_PAD_NR): New.
6288 * value-prof.c (gimple_ic): Tidy variable names. Update for
6289 landing pad numbers.
6290 (gimple_stringop_fixed_value): Tidy variable names. Assert
6291 that neither call stmt can throw.
6292 * vecprim.h (uchar): New.
6293 (VEC(uchar,heap), VEC(uchar,gc)): New.
6295 * c-common.c (c_define_builtins): Update call to
6296 build_common_builtin_nodes.
6297 * c-parser.c (c_parse_file): Don't call
6298 default_init_unwind_resume_libfunc.
6300 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6302 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6303 (mips_cprestore_address_p): Likewise.
6304 (mips_save_gp_to_cprestore_slot): Likewise.
6305 (mips_restore_gp): Rename to...
6306 (mips_restore_gp_from_cprestore_slot): ...this.
6307 (mips_must_initialize_gp_p): Declare.
6308 (mips_emit_save_slot_move): Likewise.
6309 (mips_output_load_label): Return nothing.
6310 (mips_eh_uses): Declare.
6311 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6312 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6313 (TARGET_ABSOLUTE_JUMPS): Likewise.
6314 (EH_USES): Likewise.
6315 (FIRST_PSEUDO_REGISTER): Update comment.
6316 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6317 (MIPS_CALL): ...here.
6318 (REGISTER_NAMES): Add $cprestore.
6319 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6320 Add load_label_length, has_inflexible_gp_insn_p,
6321 has_flexible_gp_insn_p, must_initialize_gp_p and
6322 must_restore_gp_when_clobbered_p.
6323 (mips_expand_call): Don't generate split instructions here.
6324 (mips_split_call): Update the call to mips_restore_gp after
6325 the above name change.
6326 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6327 (mips_find_gp_ref): New function.
6328 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6329 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6330 (mips_insn_has_flexible_gp_ref_p): Likewise.
6331 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6332 (mips_function_has_gp_insn): Delete.
6333 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6334 Use the new functions above. Only return INVALID_REGNUM
6335 for TARGET_ABSOLUTE_JUMPS.
6336 (mips_must_initialize_gp_p): New function.
6337 (mips_get_cprestore_base_and_offset): New function, extracted from...
6338 (mips_cprestore_slot): ...here. Take a bool parameter.
6339 (mips_cfun_has_cprestore_slot_p): New function.
6340 (mips_cprestore_address_p): Likewise.
6341 (mips_save_gp_to_cprestore_slot): Likewise.
6342 (mips_restore_gp): Rename to...
6343 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6344 epilogue_completed. Update the call to mips_cprestore_slot.
6345 Test cfun->machine->must_restore_gp_when_clobbered_p.
6346 (mips_direct_save_slot_move_p): New function.
6347 (mips_emit_save_slot_move): Likewise.
6348 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6349 of cfun->machine->global_pointer.
6350 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6351 (mips_save_reg): Use mips_emit_save_slot_move.
6352 (mips_expand_prologue): Set must_initialize_gp_p.
6353 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6354 for all cprestore saves. Emit a use_cprestore instruction after
6355 setting up the cprestore slot.
6356 (mips_restore_reg): Use mips_emit_save_slot_move.
6357 (mips_process_load_label): New function.
6358 (mips_load_label_length): Likewise.
6359 (mips_output_load_label): Don't return asm: output it here instead.
6360 Use mips_process_load_label.
6361 (mips_adjust_insn_length): Adjust the length of branch instructions
6362 that have length MAX_PIC_BRANCH_LENGTH.
6363 (mips_output_conditional_branch): Update the call to
6364 mips_output_load_label. Assume the branch target is OPERANDS[0]
6365 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6366 (mips_output_order_conditional_branch): Swap the meaning of
6367 OPERANDS[0] and OPERANDS[1].
6368 (mips_variable_issue): Don't count ghost instructions.
6369 (mips_expand_ghost_gp_insns): New function.
6370 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6371 (mips_output_mi_thunk): Set must_initialize_gp_p.
6372 (mips_eh_uses): New function.
6373 * config/mips/predicates.md (cprestore_save_slot_operand)
6374 (cprestore_load_slot_operand): New predicates.
6375 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6376 (UNSPEC_MOVE_GP): Likewise.
6377 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6378 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6379 (CPRESTORE_SLOT_REGNUM): New register.
6380 (MAX_PIC_BRANCH_LENGTH): New constant.
6381 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6382 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6383 branches. Fix commentary.
6384 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6385 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6386 Change type to "ghost".
6387 (loadgp_absolute_<mode>): Likewise.
6388 (loadgp_rtp_<mode>): Likewise.
6389 (copygp_mips16): Likewise.
6390 (loadgp_blockage): Remove redundant mode attribute.
6391 (potential_cprestore): New instruction.
6392 (cprestore): Turn into an unspec set.
6393 (use_cprestore): New instruction.
6394 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6395 (*branch_fp_inverted): Likewise.
6396 (*branch_order<mode>): Likewise.
6397 (*branch_order<mode>_inverted): Likewise.
6398 (*branch_equality<mode>): Likewise.
6399 (*branch_equality<mode>_inverted): Likewise.
6400 (*branch_bit<bbv><mode>): Likewise.
6401 (*branch_bit<bbv><mode>_inverted): Likewise.
6402 (*branch_equality<mode>_mips16): Remove redundant mode.
6403 (jump): Turn into a define_expand.
6404 (*jump_absolute): New instruction.
6405 (*jump_pic): Likewise.
6406 (*jump_mips16): Rename previously-unnamed pattern. Remove
6407 redundant mode attribute.
6408 (restore_gp): Split on epilogue_completed rather than
6409 reload_completed. Change type to "ghost".
6410 (move_gp<mode>): New instruction.
6411 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6412 Remove redundant mode attribute.
6413 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6414 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6415 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6417 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6420 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6421 are returned in the same register (vs34 or v2) that Altivec vector
6422 types are returned in.
6423 (rs6000_libcall_value): Ditto.
6426 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6427 instead of explicit addsi3/adddi3 calls.
6428 (rs6000_split_multireg_move): Ditto.
6429 (rs6000_emit_allocate_stack): Ditto.
6430 (rs6000_emit_prologue): Ditto.
6431 (rs6000_output_mi_thunk): Ditto.
6433 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6434 size is 64 bits if we can use 64-bit registers.
6436 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6438 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6441 From Jie Zhang <jie.zhang@analog.com>:
6442 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6443 save FP and RETS with saveall attribute.
6444 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6445 with saveall attribute.
6447 * config/bfin/bfin.c (bfin_expand_builtin,
6448 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6451 From Jie Zhang <jie.zhang@analog.com>:
6452 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6453 before use in two places.
6454 * config/bfin/bfin.md (AREG): Define mode iterator.
6455 (reload_in, reload_out): Use mode iterator AREG.
6457 2009-09-14 Richard Guenther <rguenther@suse.de>
6460 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6461 EH personality path.
6463 2009-09-13 Richard Guenther <rguenther@suse.de>
6464 Rafael Avila de Espindola <espindola@google.com>
6466 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6467 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6468 (LANG_HOOKS_INITIALIZER): Adjust.
6469 (lhd_pass_through_t): Declare.
6470 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6472 * langhooks.c (lhd_pass_through_t): New function.
6473 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6474 dwarf2out_begin_prologue): Use personality from current_function_decl.
6475 * expr.h (get_personality_function): Declare.
6476 * expr.c (get_personality_function): New function.
6477 (build_personality_function): Likewise.
6478 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6479 (eh_personality_libfunc): Remove.
6480 * optabs.c (build_libfunc_function): New function split out from ...
6481 (init_one_libfunc): ... here.
6482 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6483 (tree_function_decl): Add personality.
6484 (lhd_gcc_personality): Declare.
6485 (build_personality_function): Likewise.
6486 * tree.c (gcc_eh_personality_decl): New.
6487 (lhd_gcc_personality): New function.
6488 * except.h (lang_eh_runtime_type): Remove.
6489 (enum eh_personality_kind): New.
6490 (build_personality_function): Declare.
6491 (function_needs_eh_personality): Declare.
6492 * except.c (lang_eh_runtime_type): Remove.
6493 (function_needs_eh_personality): New function.
6494 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6495 (sjlj_emit_function_enter, output_function_exception_table):
6496 Use personality from current_function_decl.
6497 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6498 * tree-inline.c (tree_can_inline_p): Do not inline across different
6500 (expand_call_inline): Likewise. Adjust the callers EH personality.
6501 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6502 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6503 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6504 (c-parser.o): Likewise
6505 * c-tree.h (c_eh_initialized_p): Remove.
6506 (c_maybe_initialize_eh): Likewise.
6507 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6508 (finish_decl): Don't call c_maybe_initialize_eh.
6509 (c_eh_initialized_p): Remove.
6510 (c_maybe_initialize_eh): Likewise.
6511 * c-parser.c (c_parser_omp_construct): Likewise.
6512 (c_parse_file): Initialize exception handling.
6514 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6516 * config.gcc (tm_file): Remove i386/biarch32.h
6517 for i?86-w64-mingw* case.
6518 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6520 * config.host: Set for x64 mingw the option
6521 use_long_long_for_widest_fast_int to yes.
6523 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6525 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6526 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6527 (dbxout_begin_function): Likewise.
6528 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6529 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6530 set on the function.
6531 (final_end_function): Likewise.
6532 (final_scan_insn): Likewise.
6533 (rest_of_handle_final): Likewise.
6534 * varasm.c (assemble_start_function): Likewise.
6535 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6537 2009-09-12 Jason Merrill <jason@redhat.com>
6539 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6540 * opts.c (common_handle_option): constify.
6542 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6544 * doc/install.texi (avr): Remove obsolete reference site.
6546 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6548 * doc/install.texi (Binaries): Adjust AIX link.
6550 2009-09-12 Akim Demaille <demaille@gostai.com>
6552 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6553 Use an imperative sentence.
6555 2009-09-11 Richard Henderson <rth@redhat.com>
6557 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6558 structure-name and has-tree-operands arguments; update all entries.
6559 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6561 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6562 (gsstruct_code_size): New.
6563 (gss_for_code_): New.
6564 (gss_for_code): Remove.
6565 (gimple_size): Rewrite using gsstruct_code_size.
6566 (gimple_statement_structure): Move to gimple.h.
6567 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6568 (gss_for_code, gimple_statement_structure): New.
6569 (gimple_ops): Use new arrays; tidy.
6571 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6573 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6574 operand to be a PLUS expression.
6575 * config/pa/pa.c (pa_secondary_reload): Likewise.
6577 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6579 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6581 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6584 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6586 From Jie Zhang <jie.zhang@analog.com>:
6587 * doc/extend.texi (node Function Attributes): Document l2
6589 (node Blackfin Variable Attributes): Document l2 variable attributes.
6591 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6593 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6594 to match the system compiler's configuration at inflection point.
6595 Add comment to remark a remaining difference with system compiler.
6597 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6598 * configure: Regenerate.
6600 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6602 From Jie Zhang <jie.zhang@analog.com>:
6603 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6604 (bfin_handle_l2_attribute): New.
6605 (bfin_attribute_table): Add l2 attribute.
6607 2009-09-11 Michael Matz <matz@suse.de>
6610 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6611 on the local_decls list.
6613 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6617 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6619 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6620 for VALUEs, to implement the documented interface.
6621 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6622 Adjust for VALUEs and anything else, to implement the
6623 documented interface.
6625 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6627 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6628 with actual SPE/paired vector modes before using 64-bit alignment.
6629 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6631 2009-09-10 DJ Delorie <dj@redhat.com>
6633 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6636 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6637 * config/mep/mep.c (mep_legitimate_constant_p): New.
6638 * config/mep/mep-protos.h: Prototype it.
6640 2009-09-10 Richard Henderson <rth@redhat.com>
6642 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6644 2009-09-10 Jason Merrill <jason@redhat.com>
6646 * tree.c (chain_index): New fn.
6647 * tree.h: Declare it.
6649 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6651 * config/sol2-c.c (cmn_err_length_specs): Initialize
6652 scalar_identity_flag.
6654 2009-09-10 Richard Henderson <rth@redhat.com>
6656 * tree.h (struct tree_decl_common): Move align member earlier;
6657 move label_decl_uid member ...
6658 (struct tree_label_decl): ... here.
6659 (LABEL_DECL_UID): Update to match.
6661 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6664 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6665 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6667 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6668 dest_prev if the edge is complex.
6670 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6672 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6673 loop latch tests earlier.
6675 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6676 before GIMPLE_RETURN, not after its predecessor; insert
6679 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6680 gimple_seq_empty_p to test for no PHI nodes.
6681 * tree-cfg.c (split_critical_edges): Likewise.
6683 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6685 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6687 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6688 introduced by the VTA branch merge.
6690 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6692 * ira-conflicts.c: Use fputs or putc instead of fprintf
6696 * tree-switch-conversion.c: Ditto.
6698 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6700 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6701 introduced by the VTA branch merge.
6703 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6706 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6708 PR rtl-optimization/39779
6709 * expr.c (convert_modes): Return when mode == oldmode after
6710 CONST_INTs are processed.
6712 2009-09-10 Nick Clifton <nickc@redhat.com>
6714 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6715 attribute and referring decl when creating renamed symbol.
6717 2009-09-10 Richard Guenther <rguenther@suse.de>
6720 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6722 (cgraph_finalize_compilation_unit): Compute reachability
6723 before emitting thunks. Properly process aliases before
6724 possibly removing unreachable nodes.
6726 2009-09-10 Richard Guenther <rguenther@suse.de>
6729 * tree.c (struct free_lang_data_d): Add worklist member.
6730 (find_decls_types_r): Push onto the worklist instead of recursing.
6731 Handle TREE_BINFOs properly.
6732 (find_decls_types): New function wrapped around find_decls_types_r
6733 to process the worklist.
6734 (find_decls_types_in_eh_region): Use it.
6735 (find_decls_types_in_node): Likewise.
6736 (find_decls_types_in_var): Likewise.
6737 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6738 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6739 (AGGREGATE_TYPE_P): Adjust.
6741 2009-09-09 Jason Merrill <jason@redhat.com>
6743 * configure.ac: Check glibc version even if we have an in-tree
6746 2009-09-09 Anthony Green <green@moxielogic.com>
6748 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6749 the constant 0 when appropriate.
6750 * config/moxie/constraints.md: Add constraint O.
6752 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6753 to pass up to 6 32-bit argument values in registers.
6754 (moxie_function_arg): Ditto.
6755 (moxie_arg_partial_bytes): Ditto.
6756 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6757 (REG_PARM_STACK_SPACE): Ditto.
6758 (FUNCTION_ARG_REGNO_P): Ditto.
6760 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6761 instruction to allocate stack space.
6763 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6765 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6766 unnecessarily stringent constraints. Fix address
6767 calculation in the splitters.
6769 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6771 PR rtl-optimization/39779
6772 * expr.c (convert_modes): Return when mode == oldmode after
6773 CONST_INTs are processed.
6775 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6778 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6779 (ix86_expand_prologue): Take frame.padding0 into logic of
6781 (ix86_expand_epilogue): Likewise.
6783 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6785 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6787 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6788 * config/t-slibgcc-libgcc: New file.
6789 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6791 2009-09-09 Martin Jambor <mjambor@suse.cz>
6793 PR tree-optimization/41089
6794 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6797 2009-09-09 Richard Henderson <rth@redhat.com>
6799 * gimple.h (CASE_GIMPLE_OMP): New.
6800 (is_gimple_omp): Use it.
6801 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6802 (verify_gimple_debug): Likewise.
6804 2009-09-09 Richard Guenther <rguenther@suse.de>
6806 PR tree-optimization/41101
6807 * tree-ssa-pre.c (maximal_set): Remove.
6808 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6809 Defer all blocks we didn't visit at least one successor.
6810 (add_to_exp_gen): Do not add to the maximal set.
6811 (make_values_for_phi): Likewise.
6812 (compute_avail): Likewise.
6813 (init_pre): Do not allocate the maximal set.
6814 (execute_pre): Do not dump it.
6816 2009-09-09 Martin Jambor <mjambor@suse.cz>
6818 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6819 an SSA_NAME rather than a is_gimple_variable.
6821 2009-09-09 Richard Guenther <rguenther@suse.de>
6824 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6825 code dealing with plain pointer bases.
6826 (maybe_fold_offset_to_reference): Likewise.
6827 (maybe_fold_stmt_addition): Adjust.
6829 2009-09-09 Richard Guenther <rguenther@suse.de>
6831 * tree.c (free_lang_data_in_type): Do not free the type variant
6833 (free_lang_data): Merge char_type_node with its properly signed
6835 (pass_ipa_free): Collect after freeing language specific data.
6837 2009-09-09 Michael Matz <matz@suse.de>
6840 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6841 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6842 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6845 2009-09-08 DJ Delorie <dj@redhat.com>
6847 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6849 2009-09-04 Jason Merrill <jason@redhat.com>
6851 * tree.c (tree_find_value): Remove.
6852 * tree.h: Remove prototype.
6853 * varasm.c (assemble_external): Use value_member instead.
6855 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6857 * toplev.c (process_options): Choose default debugging type when
6858 gtoggle enables debug info and type is unset.
6860 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6864 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6867 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6869 * configure: Rebuilt with modified libtool.m4.
6871 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6876 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6878 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6880 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6881 (remove_statement): Likewise.
6882 (rewrite_use_nonlinear_expr): Adjust.
6883 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6884 * tree-ssa.c (release_defs_bitset): ... this. New.
6885 * tree-flow.h (release_defs_bitset): Declare.
6887 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6890 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6891 in the middle block.
6893 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6895 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6896 via intptr_t to long type.
6897 (insert_operand_rank): Cast long type via intptr_t to
6899 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6901 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6902 from pointer to unsigned via uintptr_t.
6904 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6905 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6907 * configure: Regenerated.
6908 * config.in: Regenerated
6909 * system.h (stdint.h): Add include.
6910 (inttypes.h): Likewise.
6911 * Makefile.in (aclocal): Add config/stdint.m4.
6912 * aclocal.m4: Regenerated.
6914 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6916 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6918 (note_np_check_stores): New function.
6919 (harmless_null_pointer_p): New function.
6920 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6921 changed. Take into account whether we're in the shadow of a condjump
6922 that tested NP_REG for NULL.
6923 Lose all code that tested for SEQUENCEs.
6924 (workaround_speculation): Avoid inserting NOPs for loads that are
6925 either always executed or a NULL pointer.
6927 2009-09-08 Jan Hubicka <jh@suse.cz>
6929 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6930 * params.def (early-inlining-insns): Likewise.
6932 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6934 PR rtl-optimization/41239
6935 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6936 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6938 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6939 across calls, as the calls might not always return normally.
6940 (call_may_noreturn_p): New function.
6941 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6942 (init_deps): Initialize it.
6943 (remove_from_deps): Also remove calls from
6944 last_function_call_may_noreturn list.
6946 2009-09-07 Richard Henderson <rth@redhat.com>
6948 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6949 more VR->OPERANDS than LHS operands. Free LHS before returning.
6951 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6953 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6954 (attr "addrtype"): New member "spreg".
6955 Use it if mem_spfp_address_operand is true for the address.
6956 (attr "type"): New entry "stall".
6957 (cpu_unit "load"): New.
6958 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6960 (insn_reservation "loadsp"): New.
6961 (insn_reservation "load_stall1"): New.
6962 (insn_reservation "load_stall3"): New.
6964 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6965 (mem_p_address_operand): Exclude stack and frame pointer based
6967 (mem_spfp_address_operand): New; match them here.
6968 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6969 (bfin_reorg): Call it if scheduling insns.
6970 (bfin_gen_bundles): Remove dummy insns created by
6971 add_sched_insns_for_speculation.
6973 From Jie Zhang <jie.zhang@analog.com>:
6974 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6975 bfin_si_revision, bfin_workarounds): Move these ...
6976 * config/bfin/bfin.h: ... here.
6978 From Mike Frysinger <michael.frysinger@analog.com>
6979 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6980 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6981 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6982 bf547m, bf548m, and bf549m.
6983 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6984 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6985 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6986 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6987 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6988 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6989 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6990 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6991 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6992 bf542m, bf544m, bf547m, bf548m, and bf549m.
6994 From Jie Zhang <jie.zhang@analog.com>:
6995 * config/bfin/predicates.md (p_register_operand): New predicate.
6996 (dp_register_operand): New predicate.
6997 * config/bfin/bfin-protos.h (WA_05000074): Define.
6998 (ENABLE_WA_05000074): Define.
6999 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7000 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7001 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7002 (define_attr addrtype): Allow load/store register to be P register.
7003 (define_attr storereg): New.
7004 (define_cpu_unit anomaly_05000074): New.
7005 (define_insn_reservation dsp32shiftimm): New.
7006 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7007 (define_insn_reservation loadp): Cannot use slot2.
7008 (define_insn_reservation loadsp): Cannot use slot2.
7009 (define_insn_reservation storep): Cannot use slot2. Does not
7010 apply when working around 05000074.
7011 (define_insn_reservation storep_anomaly_05000074): New.
7012 (define_insn_reservation storei): Does not apply when working
7014 (define_insn_reservation storei_anomaly_05000074): New.
7015 (define_attr length): Add dsp32shiftimm case.
7016 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7017 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7018 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7019 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7020 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7022 2009-09-07 Martin Jambor <mjambor@suse.cz>
7025 * tree-sra.c (create_artificial_child_access): Return NULL if
7026 build_ref_for_offset fails.
7027 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7028 and create_artificial_child_access to fail.
7030 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7033 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7034 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7035 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7037 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7039 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7040 block, ensure it has an exit edge. Emit a barrier after a jump.
7042 2009-09-07 Nick Clifton <nickc@redhat.com>
7044 * gcc.c (this_is_linker_script): New variable. Like
7045 this_is_library_file but for the %T constructor.
7046 (end_going_arg): If this_is_linker_script is set then locate the
7047 script and insert a --script switch before it
7048 (do_spec_2): Initialise this_is_linker_script.
7049 (do_spec_1): Likewise. Handle %T construct.
7050 (eval_spec_function): Preserve this_is_linker_script.
7051 * doc/invoke.texi: Document %T construct in spec files.
7052 * config/m32c/m32c.h (LIB_SPEC): Use it.
7054 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7056 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7057 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7058 when volatile flag is set.
7059 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7061 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7064 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7065 (combine_stack_adjustments_for_block): Allow insns between stack
7066 adjustments and stores with corresponding pre-(dec|inc)rement or
7067 pre-modify operation.
7069 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7072 * combine-stack-adj.c (struct csa_memlist): Rename to...
7073 (struct csa_reflist): ... this. Rename mem field to ref.
7074 (free_csa_memlist): Rename to...
7075 (free_csa_reflist): ... this.
7076 (record_one_stack_memref): Rename to...
7077 (record_one_stack_ref): ... this. Handle also REG_P.
7078 (try_apply_stack_adjustment): Handle also REG_P.
7079 (struct record_stack_memrefs_data): Rename to...
7080 (struct record_stack_refs_data): ... this. Rename memlist field to
7082 (record_stack_memrefs): Rename to...
7083 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7084 subexpressions instead of failing when a MEM contains SP references.
7085 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7086 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7088 2009-09-06 Richard Guenther <rguenther@suse.de>
7091 * tree.c (build_array_type): Do not record types marked
7092 with structural equality in the canonical type hashtable.
7094 2009-09-06 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7099 2009-09-05 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7104 2009-09-05 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7109 2009-09-05 Richard Guenther <rguenther@suse.de>
7112 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7113 before comparing function argument types.
7115 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7118 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7121 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7124 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7126 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7127 locators before emit_insn is called.
7129 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7132 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7133 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7134 (reginfo_init): Don't call allocate_reg_info.
7136 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7139 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7140 NONDEBUG_INSN_P instead of INSN_P.
7142 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7145 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7147 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7150 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7151 pattern of the split.
7153 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7155 * toplev.c (process_options): Move setter of flag_var_tracking
7156 before other tests that depend on it. Move down setter of
7157 flag_rename_registers. Don't enable var-tracking-assignments
7158 by default if selective scheduling is enabled. Warn if both
7161 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7163 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7164 comment. Use switch statement to catch overlaps between rtx
7165 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7166 (IS_DECL_CODE): ... here. Remove.
7167 (check_value_is_not_decl): Remove.
7168 (dv_from_decl, dv_from_value): Check after conversion.
7170 2009-09-04 Richard Guenther <rguenther@suse.de>
7173 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7174 after emitting tunks. Move emitting thunks and ctors from ...
7175 (cgraph_optimize): ... here. Remove redundant
7176 cgraph_analyze_functions.
7177 * varasm.c (find_decl_and_mark_needed): Remove no longer
7179 (finish_aliases_1): Adjust check for thunk aliases.
7181 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7183 * config/arm/arm.md (ctzsi2): Added braces
7184 to avoid warning that broke booststrap.
7186 2009-09-04 Martin Jambor <mjambor@suse.cz>
7188 PR tree-optimization/41112
7189 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7190 handle variable-bounded arrays.
7191 (expr_with_var_bounded_array_refs_p): New function.
7192 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7194 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7196 * config/s390/2097.md: Removed two incorrect bypasses.
7197 (z10_fsimpdf): Fixed latency.
7198 (z10_fhex): New insn_reservation.
7199 (z10_floaddf): Fixed latency.
7200 (z10_floadsf): Fixed latency.
7201 (z10_ftrunctf): Fixed latency.
7202 (z10_ftruncdf): Fixed latency.
7203 * config/s390/s390.c (z10_cost): Fixed values.
7204 (s390_adjust_priority): Added z10 path.
7205 * config/s390/s390.md (type): Added fhex.
7206 (*mov<mode>_64dfp): Updated type attribute.
7207 (*mov<mode>_64): Updated type attribute.
7208 (*mov<mode>_31): Updated type attribute.
7209 (*mov<mode>"): Likewise.
7210 * config/s390/2084.md (x_fsimpdf): Updated condition.
7212 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7214 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7215 RTXs in the predicate for operand 1.
7217 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7219 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7220 (rbitsi2): New insn.
7221 (ctzsi2): New expand.
7222 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7224 2009-09-03 Martin Jambor <mjambor@suse.cz>
7226 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7227 (create_artificial_child_access): Use build_ref_for_offset instead
7228 of duplicate_expr_for_different_base.
7229 (propagate_subacesses_accross_link): Likewise.
7231 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7233 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7235 (mips16e_collect_argument_saves): Skip debug instructions.
7236 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7237 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7238 (r10k_insert_cache_barriers): Likewise.
7239 (mips_reorg_process_insns): Likewise.
7241 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7244 * ira.c (update_equiv_reg): Remove check on class likely spill.
7246 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7249 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7250 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7254 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7255 the stack slot if it is passed by invisible reference.
7256 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7257 by invisible reference.
7259 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7261 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7262 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7263 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7265 * config/bfin/sync.md: New file.
7266 * config/bfin/bfin.md: Include it.
7267 (UNSPEC_ATOMIC): New.
7268 (UNSPEC_ONES): Provide a unique number.
7270 From Jie Zhang <jie.zhang@analog.com>:
7271 * config/bfin/bfin.c (ret_regs): New.
7272 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7273 (must_save_rets_p): New.
7274 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7275 current_function_is_leaf.
7276 (do_link): Likewise.
7277 (do_unlink): Likewise.
7278 (expand_interrupt_handler_prologue): Use ret_regs array.
7279 (expand_interrupt_handler_epilogue): Use ret_regs array and
7280 pass return register to gen_return_internal.
7281 (bfin_expand_epilogue): Pass return register to
7282 gen_return_internal.
7283 (bfin_expand_call): Explicitly clobber RETS.
7284 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7285 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7286 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7287 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7289 (return_internal): Take a reg rtx rather than the register number.
7291 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7293 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7294 when comparing against estimated_loop_iterations_int return.
7296 2009-09-03 Richard Guenther <rguenther@suse.de>
7298 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7299 eh_personality_libfunc.
7301 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7303 * tree-parloops.c (separate_decls_in_region): Add space.
7305 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7307 * tree-parloops.c (separate_decls_in_region): Change the condition
7308 checking if there are reductions in the loop.
7310 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7312 PR tree-optimization/38275
7313 * tree-parloops.c (parallelize_loops): Replace profitability condition
7314 for expected number of iterations.
7316 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7318 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7319 (bootstrap-debug): Explain conditions in which it becomes default.
7320 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7323 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7325 * doc/invoke.texi (Optimize Options): Move
7326 -finline-small-functions to the -O2 list.
7328 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7330 * toplev.c (process_options): Enable var-tracking-assignments
7331 by default if var-tracking is enabled.
7333 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7335 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7337 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7338 * rtl.h (prev_nonnote_insn_bb): Declare it.
7340 2009-09-03 Diego Novillo <dnovillo@google.com>
7342 * cgraph.c (cgraph_node_for_decl): New.
7343 * cgraph.h (cgraph_node_for_decl): Declare.
7344 * tree.c (host_integerp): Return 0 if T is NULL.
7346 2009-09-03 Diego Novillo <dnovillo@google.com>
7348 * tree.h (struct alias_pair): Move from varasm.c.
7349 (alias_pairs): Likewise.
7350 (TYPE_MAXVAL): Define.
7351 (TYPE_MINVAL): Define.
7352 (iterative_hash_host_wide_int): Declare.
7353 (remove_unreachable_alias_pairs): Declare.
7354 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7355 * diagnostic.c (default_diagnostic_starter): Make extern.
7356 (default_diagnostic_finalizer): Make extern.
7357 * diagnostic.h (default_diagnostic_starter): Declare.
7358 (default_diagnostic_finalizer): Declare.
7359 (default_tree_printer): Declare.
7360 * toplev.c (default_tree_printer): Make extern.
7362 2009-09-03 Richard Guenther <rguenther@suse.de>
7363 Diego Novillo <dnovillo@google.com>
7365 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7366 * cgraphunit.c (cgraph_expand_function): Do not emit
7367 associated thunks from here.
7368 (cgraph_emit_thunks): New.
7369 (cgraph_optimize): Call it.
7370 Return if any IPA pass finds an error.
7371 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7374 2009-09-03 Simon Baldwin <simonb@google.com>
7375 Rafael Espindola <espindola@google.com>
7376 Richard Guenther <rguenther@suse.de>
7377 Doug Kwan <dougkwan@google.com>
7378 Diego Novillo <dnovillo@google.com>
7380 * tree.c: Include tree-pass.h, langhooks-def.h,
7381 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7382 (free_lang_data_in_type): New.
7383 (need_assembler_name_p): New.
7384 (free_lang_data_in_block): New.
7385 (free_lang_data_in_decl): New.
7386 (struct free_lang_data_d): New.
7387 (add_tree_to_fld_list): New.
7388 (find_decls_types_r): New.
7389 (get_eh_types_for_runtime): New.
7390 (find_decls_types_in_eh_region): New.
7391 (find_decls_types_in_node): New.
7392 (find_decls_types_in_var): New.
7393 (free_lang_data_in_cgraph): New.
7394 (free_lang_data): New.
7395 (gate_free_lang_data): New.
7396 (pass_ipa_free_lang_data): New.
7398 2009-09-03 Diego Novillo <dnovillo@google.com>
7400 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7401 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7402 (lang_hooks): Remove const qualifier.
7403 * ipa.c (cgraph_remove_unreachable_nodes): Call
7404 remove_unreachable_alias_pairs.
7405 * except.c (add_type_for_runtime): Check if TYPE has
7406 already been converted.
7407 (lookup_type_for_runtime): Likewise.
7408 (check_handled): Handle converted types.
7409 * varasm.c (remove_unreachable_alias_pairs): New.
7410 * gimple.c: Include demangle.h.
7411 (gimple_decl_printable_name): New.
7412 (gimple_fold_obj_type_ref): New.
7413 * gimple.h (gimple_decl_printable_name): Declare.
7414 (gimple_fold_obj_type_ref): Declare.
7415 * passes.c (init_optimization_passes): Add pass
7416 pass_ipa_free_lang_data.
7417 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7418 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7420 2009-09-03 Diego Novillo <dnovillo@google.com>
7422 * c-lang.c (lang_hooks): Remove const qualifier.
7424 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7426 * doc/install.texi (*-*-freebsd*): Update target information.
7428 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7430 * hard-reg-set.h (call_fixed_regs): Remove.
7431 * reginfo.c (call_fixed_regs): Remove.
7432 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7433 (globalize_reg): Don't use call_fixed_regs.
7434 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7437 2009-09-01 Michael Matz <matz@suse.de>
7439 * expr.h (emit_storent_insn, expand_expr_real_1,
7440 expand_expr_real_2): Declare.
7441 * expr.c (emit_storent_insn, expand_expr_real_1,
7442 expand_expr_real_2): Export.
7443 (store_expr): Setting and evaluating dont_return_target is useless.
7444 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7445 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7446 * except.c (expand_resx_expr): Rename to ...
7447 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7448 * except.h (expand_resx_stmt): Declare.
7449 * stmt.c: Add include gimple.h
7450 (expand_asm_expr): Rename to ...
7451 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7452 (expand_case): Rewrite to take gimple statement.
7453 * tree.h (expand_asm_stmt): Declare.
7454 (expand_case): Change prototype.
7455 * Makefile.in (stmt.o): Depend on gimple.h.
7456 * builtins.c (expand_builtin_synchronize): Build gimple asm
7457 statement, not an ASM_EXPR.
7458 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7459 gimple_to_tree, release_stmt_tree): Remove.
7460 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7461 ggc_free, but hold comparison code and operands separately.
7462 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7463 (expand_call_stmt, expand_gimple_stmt_1,
7464 expand_gimple_stmt): New helpers.
7465 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7466 release_stmt_tree. Call expand_gimple_stmt instead.
7467 (expand_gimple_basic_block): Ditto.
7469 * calls.c (emit_call_1): Don't look at EH regions here, make
7470 fntree parameter useless.
7471 (expand_call): New local rettype for TREE_TYPE(exp), use it
7472 throughout. Remove local p, use addr instead.
7473 Don't look at EH regions here.
7475 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7477 * doc/invoke.texi (-fsched-pressure): Document it.
7478 (-fsched-reg-pressure-heuristic): Remove it.
7480 * reload.c (ira.h): Include.
7481 (find_reloads): Add choosing reload on number of small spilled
7484 * haifa-sched.c (ira.h): Include.
7485 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7486 saved_reg_pressure, curr_reg_live, saved_reg_live,
7487 region_ref_regs): New variables.
7488 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7489 initiate_reg_pressure_info, setup_ref_regs,
7490 initiate_bb_reg_pressure_info, save_reg_pressure,
7491 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7493 (setup_insn_reg_pressure_info): New function.
7494 (rank_for_schedule): Add pressure checking and insn issue time.
7495 Remove comparison of insn reg weights.
7496 (ready_sort): Set insn reg pressure info.
7497 (update_register_pressure, setup_insn_max_reg_pressure,
7498 update_reg_and_insn_max_reg_pressure,
7499 sched_setup_bb_reg_pressure_info): New functions.
7500 (schedule_insn): Add code for printing and updating reg pressure info.
7501 (find_set_reg_weight, find_insn_reg_weight): Remove.
7502 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7503 (debug_ready_list): Print reg pressure info.
7504 (schedule_block): Ditto. Check insn issue time.
7505 (sched_init): Set up sched_pressure_p. Allocate and set up some
7506 reg pressure related info.
7507 (sched_finish): Free some reg pressure related info.
7508 (fix_tick_ready): Make insn always ready if pressure_p.
7509 (init_h_i_d): Don't call find_insn_reg_weight.
7510 (haifa_finish_h_i_d): Free insn reg pressure info.
7512 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7513 ira_memory_move_cost, ira_class_hard_regs,
7514 ira_class_hard_regs_num, ira_no_alloc_regs,
7515 ira_available_class_regs, ira_reg_class_cover_size,
7516 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7518 * ira-lives.c (single_reg_class): Check mode to find how many
7519 registers are necessary for operand.
7520 (ira_implicitly_set_insn_hard_regs): New.
7522 * common.opt (fsched-pressure): New options.
7523 (fsched-reg-pressure-heuristic): Remove.
7525 * ira.c (setup_eliminable_regset): Rename to
7526 ira_setup_eliminable_regset. Make it external.
7527 (expand_reg_info): Pass cover class to setup_reg_classes.
7528 (ira): Call resize_reg_info instead of allocate_reg_info.
7530 * sched-deps.c: Include ira.h.
7531 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7532 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7533 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7534 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7535 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7536 mark_insn_reg_store, mark_insn_reg_clobber,
7537 setup_insn_reg_pressure_info): New.
7538 (sched_analyze_1): Update implicit_reg_pending_uses.
7539 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7540 Use them to create dependencies. Set insn reg uses and pressure
7541 info. Process reg_pending_uses in one place.
7542 (free_deps): Free implicit sets.
7543 (remove_from_deps): Remove implicit sets if necessary. Check
7544 implicit sets when clearing reg_last_in_use.
7545 (init_deps_global): Clear implicit_reg_pending_clobbers and
7546 implicit_reg_pending_uses.
7548 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7549 ira_memory_move_cost, ira_class_hard_regs,
7550 ira_class_hard_regs_num, ira_no_alloc_regs,
7551 ira_available_class_regs, ira_reg_class_cover_size,
7552 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7553 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7554 ira_implicitly_set_insn_hard_regs): New prototypes.
7556 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7557 cost_elements_num): New variables.
7558 (allocno_costs, total_costs): Rename to costs and
7559 total_allocno_costs.
7560 (COSTS_OF_ALLOCNO): Rename to COSTS.
7561 (allocno_pref): Rename to pref.
7562 (allocno_pref_buffer): Rename to pref_buffer.
7563 (common_classes): Rename to regno_cover_class.
7565 (record_reg_classes): Set allocno attributes only if allocno_p.
7566 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7567 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7568 and COSTS_OF_ALLOCNO.
7569 (print_costs): Rename to print_allocno_costs.
7570 (print_pseudo_costs): New.
7571 (process_bb_node_for_costs): Split into 2 functions with new
7572 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7573 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7574 new parameter dump_file. Use cost_elements_num instead of
7575 ira_allocnos_num. Make one iteration if preferred classes were
7576 already calculated for scheduler. Make 2 versions of code
7577 depending on allocno_p.
7578 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7579 regno_cover_class and COSTS instead of common_classes and
7581 (init_costs, finish_costs): New.
7582 (ira_costs): Set up allocno_p and cost_elements_num. Call
7583 init_costs and finish_costs.
7584 (ira_set_pseudo_classes): New.
7586 * rtl.h (allocate_reg_info): Remove.
7587 (resize_reg_info): Change return type.
7588 (reg_cover_class): New.
7589 (setup_reg_classes): Add new parameter.
7591 * sched-int.h (struct deps_reg): New member implicit_sets.
7592 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7593 (INCREASE_BITS): New macro.
7594 (struct reg_pressure_data, struct reg_use_data): New.
7595 (struct _haifa_insn_data): Remove reg_weight. Add members
7596 reg_pressure, reg_use_list, reg_set_list, and
7597 reg_pressure_excess_cost_change.
7598 (struct deps): New member implicit_sets.
7599 (pressure_p): New variable.
7600 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7601 (struct reg_pressure_data, struct reg_use_data): New.
7602 (INSN_REG_WEIGHT): Remove.
7603 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7604 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7605 (sched_init_region_reg_pressure_info,
7606 sched_setup_bb_reg_pressure_info): New prototypes.
7608 * reginfo.c (struct reg_pref): New member coverclass.
7609 (reg_cover_class): New function.
7610 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7611 (reg_info_size): New variable.
7612 (allocate_reg_info): Make static. Setup reg_info_size.
7613 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7614 (setup_reg_classes): Add a new parameter. Setup cover class too.
7616 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7619 * sched-rgn.c (deps_join): Set up implicit_sets.
7620 (schedule_region): Set up region and basic blocks pressure
7623 * passes.c (init_optimization_passes): Move
7624 pass_subregs_of_mode_init before pass_sched.
7626 2009-09-02 Martin Jambor <mjambor@suse.cz>
7628 * tree-sra.c (struct access): New field grp_hint.
7629 (dump_access): Dump grp_hint.
7630 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7632 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7633 those which have been specifically read and somehow written to.
7634 (propagate_subacesses_accross_link): Set grp_hint of right child and
7635 also possibly of the left child.
7637 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7639 * tree-object-size.c (addr_object_size): Always use object_size_type
7640 0 or 2 when determining the pointer pointed object size.
7642 2009-09-02 Richard Guenther <rguenther@suse.de>
7645 2009-08-31 Richard Guenther <rguenther@suse.de>
7647 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7648 to query if the memory regions for memmove overlap.
7649 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7650 asserts on pointers, instead deal with odd trees.
7651 (ptr_derefs_may_alias_p): Likewise.
7652 (refs_may_alias_p_1): Constructor bases also never alias.
7654 2009-08-01 Christian Bruel <christian.bruel@st.com>
7657 2009-07-31 Christian Bruel <christian.bruel@st.com>
7658 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7660 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7662 * doc/invoke.texi (-fvar-tracking-assignments): New.
7663 (-fvar-tracking-assignments-toggle): New.
7664 (-fdump-final-insns=file): Mark filename as optional.
7665 (--param min-nondebug-insn-uid): New.
7666 (-gdwarf-@{version}): Mention version 4.
7667 * opts.c (common_handle_option): Accept it.
7668 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7669 * regrename.c (regrename_optimize): Drop last. Don't count debug
7670 insns as uses. Don't reject change because of debug insn.
7671 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7672 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7673 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7674 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7675 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7676 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7677 * doc/gimple.texi (is_gimple_debug): New.
7678 (gimple_debug_bind_p): New.
7679 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7680 * doc/install.texi (bootstrap-debug): More details.
7681 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7682 (bootstrap-debug-lib): More details.
7683 (bootstrap-debug-ckovw): Update.
7684 (bootstrap-time): New.
7685 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7686 (insert_phi_nodes_for): Insert debug stmts.
7687 (rewrite_stmt): Take iterator. Insert debug stmts.
7688 (rewrite_enter_block): Adjust.
7689 (maybe_replace_use_in_debug_stmt): New.
7690 (rewrite_update_stmt): Use it.
7691 (mark_use_interesting): Return early for debug stmts.
7692 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7693 stmts before replacing stmt.
7694 (move_computations_stmt): Likewise.
7695 * ira-conflicts.c (add_copies): Skip debug insns.
7696 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7697 (regstat_bb_compute_ri): Skip debug insns.
7698 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7699 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7700 check_loop_closed_ssa_stmt): Skip debug stmts.
7701 * tree-tailcall.c (find_tail_calls): Likewise.
7702 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7703 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7704 (build_var_debug_value_stat): Declare.
7705 (build_var_debug_value): Define.
7706 (target_for_debug_bind): Declare.
7707 * reload.c (find_equiv_reg): Skip debug insns.
7708 * rtlanal.c (reg_used_between_p): Skip debug insns.
7709 (side_effects_p): Likewise.
7710 (canonicalize_condition): Likewise.
7711 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7712 insns never depend on debug insns.
7713 (create_ddg_dep_no_link): Likewise.
7714 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7715 Don't add inter-loop dependencies for debug insns.
7716 (build_intra_loop_deps): Likewise.
7717 (create_ddg): Count debug insns.
7718 * ddg.h (struct ddg::num_debug): New.
7719 (num_backargs): Pair up with previous int field.
7720 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7721 -fcompare-debug-second.
7722 * final.c (get_attr_length_1): Skip debug insns.
7723 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7724 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7725 (driver_self_specs): Map -fdump-final-insns to
7726 -fdump-final-insns=..
7727 (get_local_tick): New.
7728 (compare_debug_dump_opt_spec_function): Test for . argument and
7729 compute output name. Compute temp output spec without flag name.
7730 Compute -frandom-seed.
7731 (OPT): Undef after use.
7732 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7733 (average_num_loop_insns): Likewise.
7734 * params.h (MIN_NONDEBUG_INSN_UID): New.
7735 * gimple.def (GIMPLE_DEBUG): New.
7736 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7737 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7738 (merge_in_block): Fix whitespace.
7739 * toplev.c (flag_var_tracking): Update comment.
7740 (flag_var_tracking_assignments): New.
7741 (flag_var_tracking_assignments_toggle): New.
7742 (process_options): Don't open final insns dump file if we're not
7743 going to write to it. Compute defaults for var_tracking.
7744 * df-scan.c (df_insn_rescan_debug_internal): New.
7745 (df_uses_record): Handle debug insns.
7746 * haifa-sched.c (ready): Initialize n_debug.
7747 (contributes_to_priority): Skip debug insns.
7748 (dep_list_size): New.
7750 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7751 they're ready. Disregard previous debug insns to make decisions.
7752 (queue_insn): Never queue debug insns.
7753 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7754 (schedule_insn): Don't reject debug insns because of issue rate.
7755 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7756 (queue_to_ready): Skip and discount debug insns.
7757 (choose_ready): Let debug insns through.
7758 (schedule_block): Check boundary debug insns. Discount debug
7759 insns, schedule them early. Adjust whitespace.
7760 (set_priorities): Check for boundary debug insns.
7761 (add_jump_dependencies): Use dep_list_size.
7762 (prev_non_location_insn): New.
7763 (check_cfg): Use it.
7764 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7766 (remove_unused_ivs): Reset debug stmts.
7767 * modulo-sched.c (const_iteration_count): Skip debug insns.
7768 (res_MII): Discount debug insns.
7769 (loop_single_full_bb_p): Skip debug insns.
7770 (sms_schedule): Likewise.
7771 (sms_schedule_by_order): Likewise.
7772 (ps_has_conflicts): Likewise.
7773 * caller-save.c (refmarker_fn): New.
7774 (save_call_clobbered_regs): Replace regs with saved mem in
7776 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7777 Call refmarker_fn mark for hardregnos.
7778 (mark_reg_as_referenced): New.
7779 (replace_reg_with_saved_mem): New.
7780 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7781 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7783 (cse_extended_basic_block): Skip debug insns.
7784 (count_reg_usage): Likewise.
7785 (is_dead_reg): New, split out of...
7786 (set_live_p): ... here.
7787 (insn_live_p): Use it for debug insns.
7788 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7789 (execute_optimize_stdarg): Likewise.
7790 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7791 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7792 changes in debug stmts as changes.
7793 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7794 (moveup_expr): Don't move across debug insns. Don't move
7795 debug insn if it would create a bookkeeping block.
7796 (moveup_expr_cached): Don't use cache for debug insns that
7797 are heads of blocks.
7798 (compute_av_set_inside_bb): Skip debug insns.
7799 (sel_rank_for_schedule): Schedule debug insns first. Remove
7801 (block_valid_for_bookkeeping_p); Support lax searches.
7802 (create_block_for_bookkeeping): Adjust block numbers when
7803 encountering debug-only blocks.
7804 (find_place_for_bookkeeping): Deal with debug-only blocks.
7805 (generate_bookkeeping_insn): Accept no place to insert.
7806 (remove_temp_moveop_nops): New argument full_tidying.
7807 (prepare_place_to_insert): Deal with debug insns.
7808 (advance_state_on_fence): Debug insns don't start cycles.
7809 (update_boundaries): Take fence as argument. Deal with
7811 (schedule_expr_on_boundary): No full_tidying on debug insns.
7812 (fill_insns): Deal with debug insns.
7813 (track_scheduled_insns_and_blocks): Don't count debug insns.
7814 (need_nop_to_preserve_insn_bb): New, split out of...
7815 (remove_insn_from_stream): ... this.
7816 (fur_orig_expr_not_found): Skip debug insns.
7817 * rtl.def (VALUE): Move up.
7819 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7820 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7821 Set it if debug stmts are found.
7822 (statement_sink_location): Skip debug stmts. Propagate
7823 moving defs into debug stmts.
7824 * ifcvt.c (first_active_insn): Skip debug insns.
7825 (last_active_insns): Likewise.
7826 (cond_exec_process_insns): Likewise.
7827 (noce_process_if_block): Likewise.
7828 (check_cond_move_block): Likewise.
7829 (cond_move_convert_if_block): Likewise.
7830 (block_jumps_and_fallthru_p): Likewise.
7831 (dead_or_predicable): Likewise.
7832 * dwarf2out.c (debug_str_hash_forced): New.
7833 (find_AT_string): Add comment.
7834 (gen_label_for_indirect_string): New.
7835 (get_debug_string_label): New.
7836 (AT_string_form): Use it.
7837 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7838 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7839 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7840 several operations that cannot be represented with DWARF opcodes.
7841 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7842 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7843 (dwarf2out_var_location): Take during-call mark into account.
7844 (output_indirect_string): Update comment. Output if there are
7845 label and references.
7846 (prune_indirect_string): New.
7847 (prune_unused_types): Call it if debug_str_hash_forced.
7848 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7849 (dw_long_long_const): Remove.
7850 (struct dw_val_struct): Change val_long_long type to rtx.
7851 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7852 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7853 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7854 component instead of HOST_BITS_PER_LONG.
7855 (output_loc_operands): Likewise. For const8* assert
7856 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7857 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7858 rather than HOST_BITS_PER_LONG is >= 64.
7859 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7861 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7862 HOST_BITS_PER_LONG for dw_val_class_long_long.
7863 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7864 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7865 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7867 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7868 Handle DW_OP_implicit_value.
7869 (extract_int): Move prototype earlier.
7870 (mem_loc_descriptor): For SUBREG punt if inner
7871 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7872 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7873 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7874 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7875 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7876 instead of Pmode size.
7877 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7878 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7879 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7880 (concat_loc_descriptor, concatn_loc_descriptor,
7881 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7882 (add_location_or_const_value_attribute): Likewise. For single
7883 location loc_lists attempt to use add_const_value_attribute
7884 for constant decls. Add DW_AT_const_value even if
7885 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7887 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7888 (control_flow_insn_p): Likewise.
7889 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7890 (separate_decls_in_region_debug_bind): New.
7891 (separate_decls_in_region): Process debug bind stmts afterwards.
7892 * recog.c (verify_changes): Handle debug insns.
7893 (extract_insn): Likewise.
7894 (peephole2_optimize): Skip debug insns.
7895 * dse.c (scan_insn): Skip debug insns.
7896 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7898 (setup_id_for_insn): Handle debug insns.
7899 (maybe_tidy_empty_bb): Adjust whitespace.
7900 (tidy_control_flow): Skip debug insns.
7901 (sel_remove_insn): Adjust for debug insns.
7902 (sel_estimate_number_of_insns): Skip debug insns.
7903 (create_insn_rtx_from_pattern): Handle debug insns.
7904 (create_copy_of_insn_rtx): Likewise.
7905 * sel-sched-.h (sel_bb_end): Declare.
7906 (sel_bb_empty_or_nop_p): New.
7907 (get_all_loop_exits): Use it.
7908 (_eligible_successor_edge_p): Likewise.
7909 (return_nop_to_pool): Adjust.
7910 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7911 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7912 * gimple-pretty-print.c (dump_gimple_debug): New.
7913 (dump_gimple_stmt): Use it.
7914 (dump_bb_header): Skip gimple debug stmts.
7915 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7916 (fixup_match_2): Likewise.
7917 (regmove_backward_pass): Likewise. Simplify combined
7918 replacement. Handle debug insns.
7919 * function.c (instantiate_virtual_regs): Handle debug insns.
7920 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7921 * print-rtl.h: Include cselib.h.
7922 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7923 * df.h (df_inns_rescan_debug_internal): Declare.
7924 * gcse.c (alloc_hash_table): Estimate n_insns.
7925 (cprop_insn): Don't regard debug insns as changes.
7926 (bypass_conditional_jumps): Skip debug insns.
7927 (one_pre_gcse_pass): Adjust.
7928 (one_code_hoisting_pass): Likewise.
7929 (compute_ld_motion_mems): Skip debug insns.
7930 (one_cprop_pass): Adjust.
7931 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7932 (if_convertible_stmt_p): Handle debug stmts.
7933 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7934 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7935 * ira-build.c (create_bb_allocnos): Skip debug insns.
7936 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7937 (has_single_use): Likewise.
7938 (single_imm_use): Likewise.
7939 (num_imm_uses): Likewise.
7940 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7941 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7942 (create_outofssa_var_map): Likewise.
7943 * lower-subreg.c (adjust_decomposed_uses): New.
7944 (resolve_debug): New.
7945 (decompose_multiword_subregs): Use it.
7946 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7947 * emit-rtl.c: Include params.h.
7948 (cur_debug_insn_uid): Define.
7949 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7950 (copy_rtx_if_shared_1): Handle debug insns.
7951 (reset_used_flags): Likewise.
7952 (set_used_flags): LIkewise.
7953 (get_max_insn_count): New.
7954 (next_nondebug_insn): New.
7955 (prev_nondebug_insn): New.
7956 (make_debug_insn_raw): New.
7957 (emit_insn_before_noloc): Handle debug insns.
7958 (emit_jump_insn_before_noloc): Likewise.
7959 (emit_call_insn_before_noloc): Likewise.
7960 (emit_debug_insn_before_noloc): New.
7961 (emit_insn_after_noloc): Handle debug insns.
7962 (emit_jump_insn_after_noloc): Likewise.
7963 (emit_call_insn_after_noloc): Likewise.
7964 (emit_debug_insn_after_noloc): Likewise.
7965 (emit_insn_after): Take loc from earlier non-debug insn.
7966 (emit_jump_insn_after): Likewise.
7967 (emit_call_insn_after): Likewise.
7968 (emit_debug_insn_after_setloc): New.
7969 (emit_debug_insn_after): New.
7970 (emit_insn_before): Take loc from later non-debug insn.
7971 (emit_jump_insn_before): Likewise.
7972 (emit_call_insn_before): Likewise.
7973 (emit_debug_insn_before_setloc): New.
7974 (emit_debug_insn_before): New.
7975 (emit_insn): Handle debug insns.
7976 (emit_debug_insn): New.
7977 (emit_jump_insn): Handle debug insns.
7978 (emit_call_insn): Likewise.
7980 (init_emit): Take min-nondebug-insn-uid into account.
7981 Initialize cur_debug_insn_uid.
7982 (emit_copy_of_insn_after): Handle debug insns.
7983 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7984 location of single rhs in place.
7985 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7986 (floor_sdiv_adjust): New.
7987 (cell_sdiv_adjust): New.
7988 (cell_udiv_adjust): New.
7989 (round_sdiv_adjust): New.
7990 (round_udiv_adjust): New.
7991 (wrap_constant): Moved from cselib.
7992 (unwrap_constant): New.
7993 (expand_debug_expr): New.
7994 (expand_debug_locations): New.
7995 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7997 (gimple_expand_cfg): Expand debug locations.
7998 * cselib.c: Include tree-pass.h.
7999 (struct expand_value_data): New.
8000 (cselib_record_sets_hook): New.
8001 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8002 (cselib_clear_table): Move, and implemnet in terms of...
8003 (cselib_reset_table_with_next_value): ... this.
8004 (cselib_get_next_unknown_value): New.
8005 (discard_useless_locs): Don't discard preserved values.
8006 (cselib_preserve_value): New.
8007 (cselib_preserved_value_p): New.
8008 (cselib_preserve_definitely): New.
8009 (cselib_clear_preserve): New.
8010 (cselib_preserve_only_values): New.
8011 (new_cselib_val): Take rtx argument. Dump it in details.
8012 (cselib_lookup_mem): Adjust.
8013 (expand_loc): Take regs_active in struct. Adjust. Silence
8014 dumps unless details are requested.
8015 (cselib_expand_value_rtx_cb): New.
8016 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8017 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8018 without details. Copy more subregs. Try to resolve values
8019 using a callback. Wrap constants.
8020 (cselib_subst_to_values): Adjust.
8021 (cselib_log_lookup): New.
8022 (cselib_lookup): Call it.
8023 (cselib_invalidate_regno): Don't count preserved values as useless.
8024 (cselib_invalidate_mem): Likewise.
8025 (cselib_record_set): Likewise.
8026 (struct set): Renamed to cselib_set, moved to cselib.h.
8027 (cselib_record_sets): Adjust. Call hook.
8028 (cselib_process_insn): Reset table when it would be cleared.
8029 (dump_cselib_val): New.
8030 (dump_cselib_table): New.
8031 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8032 (remove_forwarder_block): Support moving debug stmts.
8033 * cselib.h (cselib_record_sets_hook): Declare.
8034 (cselib_expand_callback): New type.
8035 (cselib_expand_value_rtx_cb): Declare.
8036 (cselib_reset_table_with_next_value): Declare.
8037 (cselib_get_next_unknown_value): Declare.
8038 (cselib_preserve_value): Declare.
8039 (cselib_preserved_value_p): Declare.
8040 (cselib_preserve_only_values): Declare.
8041 (dump_cselib_table): Declare.
8042 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8043 (try_crossjump_to_edge): Likewise.
8044 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8045 dominated blocks when debug stmts are present.
8046 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8047 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8048 (set_var_live_on_entry): Likewise.
8049 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8050 * cfglayout.c (curr_location, last_location): Make static.
8051 (set_curr_insn_source_location): Don't avoid bouncing.
8052 (get_curr_insn_source_location): New.
8053 (get_curr_insn_block): New.
8054 (duplicate_insn_chain): Handle debug insns.
8055 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8057 * common.opt (fcompare-debug): Move to sort order.
8058 (fdump-unnumbered-links): Likewise.
8059 (fvar-tracking-assignments): New.
8060 (fvar-tracking-assignments-toggle): New.
8061 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8062 because of debug stmts.
8063 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8064 (eliminate_unnecessary_stmts): Walk dominated blocks before
8066 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8067 * ira.c (memref_used_between_p): Skip debug insns.
8068 (update_equiv_regs): Likewise.
8069 * sched-deps.c (sd_lists_size): Accept empty list.
8070 (sd_init_insn): Mark debug insns.
8071 (sd_finish_insn): Unmark them.
8072 (sd_add_dep): Reject non-debug deps on debug insns.
8073 (fixup_sched_groups): Give debug insns group treatment.
8075 (sched_analyze_reg): Don't mark debug insns for sched before call.
8076 (sched_analyze_2): Handle debug insns.
8077 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8079 (deps_analyze_insn): Handle debug insns.
8080 (deps_start_bb): Skip debug insns.
8081 (init_deps): Initialize last_debug_insn.
8082 * tree-ssa.c (target_for_debug_bind): New.
8083 (find_released_ssa_name): New.
8084 (propagate_var_def_into_debug_stmts): New.
8085 (propagate_defs_into_debug_stmts): New.
8086 (verify_ssa): Skip debug bind stmts without values.
8087 (warn_uninialized_vars): Skip debug stmts.
8088 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8089 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8090 (rtx_equal_p): Likewise.
8091 * ira-costs.c (scan_one_insn): Skip debug insns.
8092 (process_bb_node_for_hard_reg_moves): Likewise.
8093 * rtl.h (DEBUG_INSN_P): New.
8094 (NONDEBUG_INSN_P): New.
8095 (MAY_HAVE_DEBUG_INSNS): New.
8096 (INSN_P): Accept debug insns.
8097 (RTX_FRAME_RELATED_P): Likewise.
8098 (INSN_DELETED_P): Likewise
8099 (PAT_VAR_LOCATION_DECL): New.
8100 (PAT_VAR_LOCATION_LOC): New.
8101 (PAT_VAR_OCATION_STATUS): New.
8102 (NOTE_VAR_LOCATION_DECL): Reimplement.
8103 (NOTE_VAR_LOCATION_LOC): Likewise.
8104 (NOTE_VAR_LOCATION_STATUS): Likewise.
8105 (INSN_VAR_LOCATION): New.
8106 (INSN_VAR_LOCATION_DECL): New.
8107 (INSN_VAR_LOCATION_LOC): New.
8108 (INSN_VAR_LOCATION_STATUS): New.
8109 (gen_rtx_UNKNOWN_VAR_LOC): New.
8110 (VAR_LOC_UNKNOWN_P): New.
8111 (NOTE_DURING_CALL_P): New.
8112 (SCHED_GROUP_P): Accept debug insns.
8113 (emit_debug_insn_before): Declare.
8114 (emit_debug_insn_before_noloc): Declare.
8115 (emit_debug_insn_beore_setloc): Declare.
8116 (emit_debug_insn_after): Declare.
8117 (emit_debug_insn_after_noloc): Declare.
8118 (emit_debug_insn_after_setloc): Declare.
8119 (emit_debug_insn): Declare.
8120 (make_debug_insn_raw): Declare.
8121 (prev_nondebug_insn): Declare.
8122 (next_nondebug_insn): Declare.
8123 (delegitimize_mem_from_attrs): Declare.
8124 (get_max_insn_count): Declare.
8125 (wrap_constant): Declare.
8126 (unwrap_constant): Declare.
8127 (get_curr_insn_source_location): Declare.
8128 (get_curr_insn_block): Declare.
8129 * tree-inline.c (insert_debug_decl_map): New.
8130 (processing_debug_stmt): New.
8131 (remap_decl): Don't create new mappings in debug stmts.
8132 (remap_gimple_op_r): Don't add references in debug stmts.
8133 (copy_tree_body_r): Likewise.
8134 (remap_gimple_stmt): Handle debug bind stmts.
8135 (copy_bb): Skip debug stmts.
8136 (copy_edges_for_bb): Likewise.
8137 (copy_debug_stmt): New.
8138 (copy_debug_stmts): New.
8139 (copy_body): Copy debug stmts at the end.
8140 (insert_init_debug_bind): New.
8141 (insert_init_stmt): Take id. Skip and emit debug stmts.
8142 (setup_one_parameter): Remap variable earlier, register debug mapping.
8143 (estimate_num_insns): Skip debug stmts.
8144 (expand_call_inline): Preserve debug_map.
8145 (optimize_inline_calls): Check for no debug_stmts left-overs.
8146 (unsave_expr_now): Preserve debug_map.
8147 (copy_gimple_seq_and_replace_locals): Likewise.
8148 (tree_function_versioning): Check for no debug_stmts left-overs.
8149 Init and destroy debug_map as needed. Split edges unconditionally.
8150 (build_duplicate_type): Init and destroy debug_map as needed.
8151 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8152 (struct copy_body_data): Add debug_stmts and debug_map.
8153 * sched-int.h (struct ready_list): Add n_debug.
8154 (struct deps): Add last_debug_insn.
8155 (DEBUG_INSN_SCHED_P): New.
8156 (BOUNDARY_DEBUG_INSN_P): New.
8157 (SCHEDULE_DEBUG_INSN_P): New.
8158 (sd_iterator_cond): Accept empty list.
8159 * combine.c (create_log_links): Skip debug insns.
8160 (combine_instructions): Likewise.
8161 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8162 return value is always unshared.
8163 (struct rtx_subst_pair): New.
8164 (auto_adjust_pair): New.
8165 (propagate_for_debug_subst): New.
8166 (propagate_for_debug): New.
8167 (try_combine): Skip debug insns. Propagate removed defs into
8169 (next_nonnote_nondebug_insn): New.
8170 (distribute_notes): Use it. Skip debug insns.
8171 (distribute_links): Skip debug insns.
8172 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8173 * resource.c (mark_target_live_regs): Likewise.
8174 * var-tracking.c: Include cselib.h and target.h.
8175 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8177 (micro_operation_type_name): New.
8178 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8179 (struct micro_operation_def): Update comments.
8180 (decl_or_value): New type. Use instead of decls.
8181 (struct emit_note_data_def): Add vars.
8182 (struct attrs_def): Use decl_or_value.
8183 (struct variable_tracking_info_def): Add permp, flooded.
8184 (struct location_chain_def): Update comment.
8185 (struct variable_part_def): Use decl_or_value.
8186 (struct variable_def): Make var_part a variable length array.
8188 (scratch_regs): New.
8189 (cselib_hook_called): New.
8190 (dv_is_decl_p): New.
8191 (dv_is_value_p): New.
8194 (dv_as_opaque): New.
8195 (dv_onepart_p): New.
8197 (IS_DECL_CODE): New.
8198 (check_value_is_not_decl): New.
8199 (dv_from_decl): New.
8200 (dv_from_value): New.
8201 (dv_htab_hash): New.
8202 (variable_htab_hash): Use it.
8203 (variable_htab_eq): Support values.
8204 (variable_htab_free): Free from the right pool.
8205 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8206 (attrs_list_union): Adjust.
8207 (attrs_list_mpdv_union): New.
8208 (tie_break_pointers): New.
8209 (canon_value_cmp): New.
8210 (unshare_variable): Return possibly-modified slot.
8211 (vars_copy_1): Adjust.
8212 (var_reg_decl_set): Adjust. Split out of...
8213 (var_reg_set): ... this.
8214 (get_init_value): Adjust.
8215 (var_reg_delete_and_set): Adjust.
8216 (var_reg_delete): Adjust.
8217 (var_regno_delete): Adjust.
8218 (var_mem_decl_set): Split out of...
8219 (var_mem_set): ... this.
8220 (var_mem_delete_and_set): Adjust.
8221 (var_mem_delete): Adjust.
8225 (variable_union): Adjust. Speed up merge of 1-part vars.
8226 (variable_canonicalize): Use unshared slot.
8227 (VALUED_RECURSED_INTO): New.
8228 (find_loc_in_1pdv): New.
8229 (struct dfset_merge): New.
8230 (insert_into_intersection): New.
8231 (intersect_loc_chains): New.
8233 (canonicalize_loc_order_check): New.
8234 (canonicalize_values_mark): New.
8235 (canonicalize_values_star): New.
8236 (variable_merge_over_cur): New.
8237 (variable_merge_over_src): New.
8238 (dataflow_set_merge): New.
8239 (dataflow_set_equiv_regs): New.
8240 (remove_duplicate_values): New.
8241 (struct dfset_post_merge): New.
8242 (variable_post_merge_new_vals): New.
8243 (variable_post_merge_perm_vals): New.
8244 (dataflow_post_merge_adjust): New.
8245 (find_mem_expr_in_1pdv): New.
8246 (dataflow_set_preserve_mem_locs): New.
8247 (dataflow_set_remove_mem_locs): New.
8248 (dataflow_set_clear_at_call): New.
8249 (onepart_variable_different_p): New.
8250 (variable_different_p): Use it.
8251 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8252 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8254 (track_loc_p): Pass it true.
8255 (struct count_use_info): New.
8256 (find_use_val): New.
8257 (replace_expr_with_values): New.
8259 (use_type): New, partially split out of...
8260 (count_uses): ... this. Count new micro-ops.
8261 (count_uses_1): Adjust.
8262 (count_stores): Adjust.
8263 (count_with_sets): New.
8264 (VAL_NEEDS_RESOLUTION): New.
8265 (VAL_HOLDS_TRACK_EXPR): New.
8266 (VAL_EXPR_IS_COPIED): New.
8267 (VAL_EXPR_IS_CLOBBERED): New.
8268 (add_uses): Adjust. Generate new micro-ops.
8269 (add_uses_1): Adjust.
8270 (add_stores): Generate new micro-ops.
8271 (add_with_sets): New.
8272 (find_src_status): Adjust.
8273 (find_src_set_src): Adjust.
8274 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8275 Handle new micro-ops. Canonicalize value equivalances.
8276 (vt_find_locations): Compute total size of hash tables for
8277 dumping. Perform merge for var-tracking-assignments. Don't
8278 disregard single-block loops.
8279 (dump_attrs_list): Handle decl_or_value.
8280 (dump_variable): Take variable. Deal with decl_or_value.
8281 (dump_variable_slot): New.
8282 (dump_vars): Use it.
8283 (dump_dataflow_sets): Adjust.
8284 (set_slot_part): New, extended to support one-part variables
8285 after splitting out of...
8286 (set_variable_part): ... this.
8287 (clobber_slot_part): New, split out of...
8288 (clobber_variable_part): ... this.
8289 (delete_slot_part): New, split out of...
8290 (delete_variable_part): .... this.
8291 (check_wrap_constant): New.
8292 (vt_expand_loc_callback): New.
8293 (vt_expand_loc): New.
8294 (emit_note_insn_var_location): Adjust. Handle values. Handle
8295 EMIT_NOTE_AFTER_CALL_INSN.
8296 (emit_notes_for_differences_1): Adjust. Handle values.
8297 (emit_notes_for_differences_2): Likewise.
8298 (emit_notes_for_differences): Adjust.
8299 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8300 Adjust. Handle new micro-ops.
8301 (vt_add_function_parameters): Adjust. Create and bind values.
8302 (vt_initialize): Adjust. Initialize scratch_regs and
8303 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8304 operations. Move some code to count_with_sets and add_with_sets.
8305 (delete_debug_insns): New.
8306 (vt_debug_insns_local): New.
8307 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8309 (var_tracking_main): If var-tracking-assignments is enabled
8310 but var-tracking isn't, delete debug insns and leave. Likewise
8311 if we exceed limits or fail the stack adjustments tests, and
8312 after all var-tracking processing.
8313 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8314 (dataflow_set): Add traversed_vars.
8315 (value_chain, const_value_chain): New typedefs.
8316 (value_chain_pool, value_chains): New variables.
8317 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8318 add_value_chains, add_cselib_value_chains, remove_value_chain,
8319 remove_value_chains, remove_cselib_value_chains): New functions.
8320 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8321 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8323 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8324 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8325 (dst_can_be_shared): New variable.
8326 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8327 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8328 different from set->vars, look up slot again instead of using the
8330 (dataflow_set_init): Initialize traversed_vars.
8331 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8332 lookup if set->vars is shared. Don't keep slot cleared before
8333 calling unshare_variable. Unshare set->vars if needed. Adjust
8334 unshare_variable callers. Clear dst_can_be_shared if needed.
8335 Even ->refcount == 1 vars must be unshared if set->vars is shared
8336 and var needs to be modified.
8337 (dataflow_set_union): Set traversed_vars during canonicalization.
8338 (VALUE_CHANGED, DECL_CHANGED): Define.
8339 (set_dv_changed, dv_changed_p): New static inlines.
8340 (track_expr_p): Clear DECL_CHANGED.
8341 (dump_dataflow_sets): Set it.
8342 (variable_was_changed): Call set_dv_changed.
8343 (emit_note_insn_var_location): Likewise.
8344 (changed_variables_stack): New variable.
8345 (check_changed_vars_1, check_changed_vars_2): New functions.
8346 (emit_notes_for_changes): Do nothing if changed_variables is
8347 empty. Traverse changed_variables with check_changed_vars_1,
8348 call check_changed_vars_2 on each changed_variables_stack entry.
8349 (emit_notes_in_bb): Add SET argument. Just clear it at the
8350 beginning, use it instead of local &set, don't destroy it at the end.
8351 (vt_emit_notes): Call dataflow_set_clear early on all
8352 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8353 computed set, dataflow_set_clear also VTI(bb)->in when we are
8354 done with the basic block. Initialize changed_variables_stack,
8355 free it afterwards. If ENABLE_CHECKING verify that after noting
8356 differences to an empty set value_chains hash table is empty.
8357 (vt_initialize): Initialize value_chains and value_chain_pool.
8358 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8359 (variable_tracking_main): Call dump_dataflow_sets before calling
8360 vt_emit_notes, not after it.
8361 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8362 (propagate_var_def_into_debug_stmts): Declare.
8363 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8364 (df_set_note): Reject debug insns.
8365 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8366 add notes to debug insns.
8367 (df_note_bb_compute): Adjust. Likewise.
8368 (df_simulate_uses): Skip debug insns.
8369 (df_simulate_initialize_backwards): Likewise.
8370 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8371 (subst_stack_regs_pat): Reject debug insns.
8372 (convert_regs_1): Handle debug insns.
8373 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8374 (print-rtl.o): Depend on cselib.h.
8375 (cselib.o): Depend on TREE_PASS_H.
8376 (var-tracking.o): Depend on cselib.h and TARGET_H.
8377 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8378 (init_ready_list): Skip boundary debug insns.
8379 (add_branch_dependences): Skip debug insns.
8380 (free_block_dependencies): Check for blocks with only debug insns.
8381 (compute_priorities): Likewise.
8382 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8383 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8385 (gimple_build_debug_bind_stat): New.
8386 (empty_body_p): Skip debug stmts.
8387 (gimple_has_side_effects): Likewise.
8388 (gimple_rhs_has_side_effects): Likewise.
8389 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8390 (gimple_build_debug_bind_stat): Declare.
8391 (gimple_build_debug_bind): Define.
8392 (is_gimple_debug): New.
8393 (gimple_debug_bind_p): New.
8394 (gimple_debug_bind_get_var): New.
8395 (gimple_debug_bind_get_value): New.
8396 (gimple_debug_bind_get_value_ptr): New.
8397 (gimple_debug_bind_set_var): New.
8398 (gimple_debug_bind_set_value): New.
8399 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8400 (gimple_debug_bind_reset_value): New.
8401 (gimple_debug_bind_has_value_p): New.
8402 (gsi_next_nondebug): New.
8403 (gsi_prev_nondebug): New.
8404 (gsi_start_nondebug_bb): New.
8405 (gsi_last_nondebug_bb): New.
8406 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8407 (print_insn): Handle DEBUG_INSN.
8408 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8409 of first insn prevail.
8410 (first_stmt): Skip debug stmts.
8411 (first_non_label_stmt): Likewise.
8412 (last_stmt): Likewise.
8413 (has_zero_uses_1): New.
8414 (single_imm_use_1): New.
8415 (verify_gimple_debug): New.
8416 (verify_types_in_gimple_stmt): Handle debug stmts.
8417 (verify_stmt): Likewise.
8418 (debug_loop_num): Skip debug stmts.
8419 (remove_edge_and_dominated_blocks): Remove dominators last.
8420 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8421 (linearize_expr): Likewise.
8422 * config/i386/i386.c (ix86_delegitimize_address): Call
8423 default implementation.
8424 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8425 (group_barrier_needed): Skip debug insns.
8426 (emit_insn_group_barriers): Likewise.
8427 (emit_all_insn_group_barriers): Likewise.
8428 (ia64_variable_issue): Handle debug insns.
8429 (ia64_dfa_new_cycle): Likewise.
8430 (final_emit_insn_group_barriers): Skip debug insns.
8431 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8432 def cfa without frame.
8433 (process_set): Likewise.
8434 (process_for_unwind_directive): Pass frame on.
8435 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8436 (rs6000_delegitimize_address): New.
8437 (rs6000_debug_adjust_cost): Handle debug insns.
8438 (is_microcoded_insn): Likewise.
8439 (is_cracked_insn): Likewise.
8440 (is_nonpipeline_insn): Likewise.
8441 (insn_must_be_first_in_group): Likewise.
8442 (insn_must_be_last_in_group): Likewise.
8443 (force_new_group): Likewise.
8444 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8445 contains only debug insns.
8446 (rtl_merge_blocks): Skip debug insns.
8447 (purge_dead_edges): Likewise.
8448 (rtl_block_ends_with_call_p): Skip debug insns.
8449 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8450 (mark_reg_dependencies): Skip debug insns.
8451 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8452 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8453 * tree-ssa-threadedge.c
8454 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8455 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8456 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8457 (copyprop_hardreg_forward_1): Handle debug insns.
8458 * reload1.c (reload): Skip debug insns. Replace unassigned
8459 pseudos in debug insns with their equivalences.
8460 (eliminate_regs_in_insn): Skip debug insns.
8461 (emit_input_reload_insns): Skip debug insns at first, adjust
8463 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8464 (get_indirect_ref_operands): Pass opf_no_vops on.
8465 (get_expr_operands): Likewise. Skip debug stmts.
8466 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8468 2009-09-01 Richard Henderson <rth@redhat.com>
8470 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8471 stmt_ends_pp_p statements at least once.
8472 * tree-vrp.c (vrp_initialize): Likewise.
8473 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8475 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8478 Fix AIX bootstrap after PR debug/30161
8479 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8480 that is a GNU extension.
8481 (tmpl_value_parm_die_table): Move the definition of this global
8482 outside #ifdef DWARF2_DEBUGGING_INFO region.
8484 2009-09-01 Richard Guenther <rguenther@suse.de>
8486 * tree.c (tree_expr_size): New function.
8487 * tree.h (tree_expr_size): Declare.
8488 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8489 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8490 * langhooks.c (lhd_expr_size): Remove.
8491 * langhooks.h (struct lang_hooks): Remove expr_size.
8492 * explow.c (expr_size): Use tree_expr_size.
8493 (int_expr_size): Likewise.
8494 * langhooks-def.h (lhd_expr_size): Remove.
8495 (LANG_HOOKS_EXPR_SIZE): Likewise.
8496 (LANG_HOOKS_INITIALIZER): Adjust.
8498 2009-09-01 Richard Guenther <rguenther@suse.de>
8500 * tree-flow.h (mark_addressable): Move declaration ...
8501 * tree.h (mark_addressable): ... here.
8502 * stmt.c (expand_asm_operands): Use mark_addressable, not
8503 lang_hooks.mark_addressable.
8504 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8505 LANG_HOOKS_MARK_ADDRESSABLE.
8506 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8507 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8509 2009-08-31 Chris Demetriou <cgd@google.com>
8511 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8512 vectorize if not TARGET_SSE2.
8514 2009-08-31 DJ Delorie <dj@redhat.com>
8516 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8517 registers if no coprocessor is enabled.
8519 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8522 * cgraph.h (cgraph_get_node): Declare ...
8523 * cgraph.c (cgraph_get_node): ... new function.
8524 * dwarf2out.c (gen_generic_params_dies,
8525 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8526 make_ith_pack_parameter_name,
8527 append_entry_to_tmpl_value_parm_die_table,
8528 gen_remaining_tmpl_value_param_die_attribute): New functions.
8529 (gen_subprogram_die): Generate debug info for template parameters
8530 if debug info level is higher than DINFO_LEVEL_TERSE.
8531 Use tree_add_const_value_attribute_for_decl instead of
8532 tree_add_const_value_attribute.
8533 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8534 instead of tree_add_const_value_attribute.
8535 (gen_struct_or_union_type_die): Generate debug
8536 info for template parameters if debug info level is higher than
8538 (tree_add_const_value_attribute): Handle integral and pointer
8539 constants. Update comment.
8540 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8541 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8542 (reference_to_unused): Fix thinko. Remove redundant predicates from
8544 (tree_add_const_value_attribute): Make this work for constant
8546 tree_add_const_value_attribute_for_decl is to be used for variable
8548 (add_location_or_const_value_attribute): Use
8549 tree_add_const_value_attribute_for_decl now.
8550 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8551 DW_TAG_template_value_param DIEs after function DIEs have been
8553 * langhooks.h (lang_hooks_for_types): Add
8554 get_argument_pack_elems.
8555 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8556 (lang_hooks): Added get_innermost_generic_parms,
8557 get_innermost_generic_args.
8558 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8559 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8560 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8561 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8563 2009-08-31 DJ Delorie <dj@redhat.com>
8565 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8566 it once we start generating the prologue or epilogue.
8567 (mep_call_saves_register): If the frame is locked, re-use
8569 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8570 (mep_expand_prologue): Call it.
8571 (mep_expand_epilogue): Likewise.
8572 (mep_start_function): Use the same logic as mep_expand_prologue.
8573 (mep_pass_by_reference): Make logic more readable.
8574 (mep_return_in_memory): Zero-sized objects are passed in memory.
8575 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8577 2009-08-31 Richard Guenther <rguenther@suse.de>
8579 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8580 to query if the memory regions for memmove overlap.
8581 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8582 asserts on pointers, instead deal with odd trees.
8583 (ptr_derefs_may_alias_p): Likewise.
8584 (refs_may_alias_p_1): Constructor bases also never alias.
8586 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8588 * doc/install.texi (Final install): Adjust reference on where to
8589 order printed manuals.
8591 2009-08-30 Olivier Hainque <hainque@adacore.com>
8593 * dwarf2out.c (switch_to_frame_table_section): Move
8594 definition prior to first use.
8596 2009-08-30 Richard Guenther <rguenther@suse.de>
8598 PR tree-optimization/41186
8599 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8600 (ao_ref_init_from_ptr_and_size): New function.
8601 (ref_maybe_used_by_call_p_1): Be more precise tracking
8602 used ranges for builtin functions.
8603 (ref_maybe_used_by_call_p): Adjust.
8604 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8605 ranges for builtin functions.
8606 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8608 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8611 * fwprop.c (get_reg_use_in): Delete.
8612 (free_load_extend): New function.
8613 (forward_propagate_subreg): Use it.
8615 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8617 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8619 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8622 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8625 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8627 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8628 fini or fini_array section.
8630 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8632 * graphite-dependences.c (graphite_legal_transform_bb): Call
8633 pbb_remove_duplicate_pdrs.
8634 * graphite-poly.c (can_collapse_pdr): Removed.
8635 (pdr_find_duplicate): Removed.
8636 (can_collapse_pdrs): New.
8637 (pbb_remove_duplicate_pdrs): New.
8638 (new_poly_dr): Do not look for duplicates.
8639 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8640 (PBB_PDR_DUPLICATES_REMOVED): New.
8641 (pbb_remove_duplicate_pdrs): Declared.
8643 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8645 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8646 the strides by multiplying by PDR_NB_REFS.
8647 * graphite-poly.c (can_collapse_pdr): New.
8648 (pdr_find_duplicate): New.
8649 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8650 Initialize PDR_NB_REFS.
8651 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8653 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8655 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8658 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8661 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8663 * graphite-dependences.c (pddr_original_scattering): Return NULL
8664 for read-read dependence relations.
8665 * graphite-poly.h (enum poly_dr_type): Fix comment.
8668 (pdr_may_write_p): New.
8670 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8672 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8673 (struct poly_dr): Same.
8674 (new_poly_dr): Same.
8675 * graphite-poly.c (new_poly_dr): Same.
8676 * graphite-dependences.c (dot_deps): Disable call to system.
8678 2009-08-28 Cary Coutant <ccoutant@google.com>
8681 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8682 struct/union/enum types local to a function.
8684 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8685 Sebastian Pop <sebastian.pop@amd.com>
8687 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8688 pbb_strip_mine_time_depth. Changed the implementation so that
8689 transformation is expressed as a transformation on
8690 time (scatttering) dimensions. Also, ensures that the 2d+1
8691 scheduling format is preserved.
8692 (pbb_strip_mine_profitable_p): Profitability is based on the
8693 iteration number of a given time (scattering) dimension,
8694 and not on a original loop depth dimension.
8695 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8696 (pbb_do_strip_mine): Call psct_dynamic_dim.
8697 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8698 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8699 (pbb_nb_dynamic_scattering_transform): New.
8700 (psct_dynamic_dim): New.
8702 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8704 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8705 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8706 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8707 * graphite-interchange.c (build_linearized_memory_access): Same.
8708 (memory_stride_in_loop): Same.
8710 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8712 * graphite-dependences.c (pddr_original_scattering): New.
8713 (graphite_legal_transform_dr): Call pddr_original_scattering.
8716 * graphite-dependences.h (dot_deps): Declared.
8717 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8718 (print_pdr): Print PDR_ID.
8719 * graphite-poly.h (struct poly_dr): Add field id.
8722 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8724 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8726 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8727 not delete the original dependence relation.
8729 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8731 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8732 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8733 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8734 (free_poly_ddr): New.
8735 (pddr_is_empty): New.
8736 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8737 (dependence_polyhedron): Same. Remove useless gcc_assert.
8739 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8740 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8741 * graphite-dependences.h (enum poly_dependence_kind): New.
8742 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8743 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8744 (PDRP_SINK): Renamed PDDR_SINK.
8745 (PDRP_DDP): Renamed PDDR_DDP.
8747 (free_poly_ddr): Declared.
8748 * graphite-poly.c (new_scop): Use the new hash function names.
8749 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8750 into original_pddrs.
8751 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8753 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8755 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8756 bounds with LT_EXPR to make niter analysis more precise on code
8757 generated by Graphite.
8759 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8761 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8762 (graphite_legal_transform_bb): Same.
8763 (poly_drs_may_alias_p): Same.
8765 2009-08-28 Richard Guenther <rguenther@suse.de>
8767 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8769 2009-08-28 Jan Beulich <jbeulich@novell.com>
8771 * config/i386/netware.c: Include langhooks.h.
8772 (i386_nlm_encode_section_info): Simplify.
8773 (netware_override_options): Delete.
8774 * config/i386/netware.h (netware_override_options): Delete
8776 (OVERRIDE_OPTIONS): Delete definition.
8777 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8778 (ASM_COMMENT_START): Define.
8779 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8781 2009-08-28 Jan Beulich <jbeulich@novell.com>
8783 * configure.ac: For in-tree ld, do a plain version check to
8784 determine whether comdat groups are supported.
8785 * configure: Regenerate.
8787 2009-08-28 Olivier Hainque <hainque@adacore.com>
8789 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8790 always defined. Reflect definition or absence of such for
8791 COLLECT_EXPORT_LIST. Readability helper.
8792 (scanfilter): New enum, to help control what symbols
8793 are to be considered or ignored by scan_prog_file.
8794 (enum pass): Rename as "scanpass", moved together with scanfilter
8795 prior to scan_prog_file's prototype.
8796 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8797 Group prototype with the scanpass/scanfilter definitions, factorize
8798 head comments for the several implementations at the prototype.
8799 (main): Reorganize the first pass link control to let AIX
8800 drag only the needed frame tables in executables. Prevent
8801 frame tables collection during the scan aimed at static ctors.
8802 Pre-link and scan for frame tables later to compensate.
8803 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8804 A C statement to issue assembly directives that create a reference
8805 to the given DWARF table identifier label from the current function
8807 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8808 to differentiate first time section entry. Only emit a .data
8809 tables start identifier label the first time around.
8810 (switch_to_frame_table_section): New function. Helper for
8811 output_call_frame_info to switch possibly BACK into the eh_frame
8812 or the debug_frame section depending on FOR_EH.
8813 (output_call_frame_info): Use helper to first enter the proper
8815 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8816 emit a link to the frame table start label from each function
8818 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8819 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8820 * config/rs6000/rs6000-protos.h: Declare it.
8821 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8823 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8825 * config/sh/sh.c (split_branches): Check the result of
8828 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8830 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8831 using -pthread -fopenmp
8833 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8835 * doc/service.texi (service directory): Update URL.
8837 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8839 PR rtl-optimization/40861
8840 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8841 extract word from a multi-word subreg for negative byte positions.
8843 2009-08-27 Tristan Gingold <gingold@adacore.com>
8844 Douglas B Rupp <rupp@gnat.com>
8846 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8847 (SECTION_VMS_OVERLAY): Define.
8848 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8850 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8852 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8853 common_object declarations.
8854 (ia64_section_type_flags): Set section flag for common_object.
8855 * config/ia64/ia64-protos.h
8856 (ia64_vms_output_aligned_decl_common): Declare.
8857 (ia64_vms_elf_asm_named_section): Declare.
8859 2009-08-27 Michael Matz <matz@suse.de>
8861 * expr.c (expand_expr_real_2): New function taking exploded
8862 unary or binary expression, split out from ...
8863 (expand_expr_real_1): ... here. Move over all unary/binary
8864 switch parts to above function, in particular these codes:
8865 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8866 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8867 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8868 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8869 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8870 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8871 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8872 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8873 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8874 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8875 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8876 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8877 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8878 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8879 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8880 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8881 VEC_PACK_FIX_TRUNC_EXPR.
8882 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8885 2009-08-27 Richard Guenther <rguenther@suse.de>
8887 * gengtype.c (main): Handle uint64_t.
8888 * ipa-utils.c (get_base_var): Indent properly.
8889 * tree-ssa-live.c (debug_scope_block): New function.
8890 * tree-flow.h (debug_scope_block): Declare.
8891 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8892 * basic-block.h (enum profile_status): Rename to
8893 enum profile_status_d.
8894 (x_profile_status): Adjust type.
8896 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8899 * dwarf2out.c (get_context_die): Declare this static function.
8900 (gen_type_die_with_usage): Make sure a DIE is a generated for
8901 the context of a typedef.
8903 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8905 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8908 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8910 * config/mips/mips-protos.h (mips_output_sync): Declare.
8911 (mips_sync_loop_insns): Likewise.
8912 (mips_output_sync_loop): Replace first two parameters with an rtx.
8913 * config/mips/mips.c (mips_multi_member): New structure.
8914 (mips_multi_members): New variable.
8915 (mips_multi_start): New function.
8916 (mips_multi_add): Likewise.
8917 (mips_multi_add_insn): Likewise.
8918 (mips_multi_add_label): Likewise.
8919 (mips_multi_last_index): Likewise.
8920 (mips_multi_copy_insn): Likewise.
8921 (mips_multi_set_operand): Likewise.
8922 (mips_multi_write): Likewise.
8923 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8924 (mips_init_print_operand_punct): Update accordingly.
8925 (mips_start_ll_sc_sync_block): New function.
8926 (mips_end_ll_sc_sync_block): Likewise.
8927 (mips_output_sync): Likewise.
8928 (mips_sync_insn1_template): Likewise.
8929 (mips_sync_insn2_template): Likewise.
8930 (mips_get_sync_operand): Likewise.
8931 (mips_process_sync_loop): Likewise.
8932 (mips_output_sync_loop): Use mips_process_sync_loop.
8933 (mips_sync_loop_insns): New function.
8934 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8935 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8936 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8937 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8938 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8939 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8940 (MIPS_SYNC_OLD_OP_12): Likewise.
8941 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8942 (MIPS_SYNC_NEW_OP_12): Likewise.
8943 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8944 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8945 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8946 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8947 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8948 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8949 * config/mips/mips.md (sync_mem): New attribute.
8950 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8951 (sync_exclusive_mask, sync_required_oldval): Likewise.
8952 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8953 (sync_release_barrier): Likewise.
8954 (length): Handle sync loops.
8955 (sync): Use mips_output_sync.
8956 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8957 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8958 and use mips_output_sync_loop.
8959 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8960 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8961 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8962 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8963 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8964 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8965 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8966 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8967 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8969 2009-08-26 Richard Guenther <rguenther@suse.de>
8972 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8973 the types to not match.
8974 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8976 * tree-ssa.c (useless_type_conversion_p): Conversions to
8977 pointers to unprototyped functions are useless.
8979 2009-08-26 Richard Guenther <rguenther@suse.de>
8981 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8982 whole-program condition, prepare to be called for non-globals.
8983 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8984 params build a representative with known type and track its fields.
8986 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8988 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8989 clearing by a taken branch.
8990 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8991 effectively after bbro pass.
8992 (sync_nand<mode>): Ditto.
8993 (sync_old_<fetchop_name><mode>): Ditto.
8994 (sync_old_nand<mode>): Ditto.
8995 (sync_new_<fetchop_name><mode>): Dito.
8996 (sync_new_nand<mode>): Ditto.
8997 (sync_compare_and_swap<mode>_1): Ditto.
8998 (*sync_compare_and_swap<mode>): Ditto.
8999 (sync_lock_test_and_set<mode>_1): Ditto.
9000 ("sync_lock_test_and_set<mode>): Ditto.
9002 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9004 * hwint.h (HOST_LONG_FORMAT): New macro
9005 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9006 Use HOST_PTR_PRINTF.
9007 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9008 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9009 (HOST_PTR_PRINTF): Document.
9011 2009-08-25 Jan Hubicka <jh@suse.cz>
9013 * config/i386/bmmintrin.h: Replace by #error.
9016 Michael Meissner <michael.meissner@amd.com>
9017 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9018 Tony Linthicum <tony.linthicum@amd.com>
9020 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9021 (TARGET_ROUND): New macro for the round/ptest instructions which
9022 are shared between SSE4.1 and SSE5.
9023 (OPTION_MASK_ISA_ROUND): Ditto.
9024 (OPTION_ISA_ROUND): Ditto.
9025 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9026 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9028 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9029 (-mfused-madd): New switch to give users control over whether the
9030 compiler optimizes to use the multiply/add SSE5 instructions.
9032 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9033 (ix86_handle_option): Turn off 3dnow if -msse5.
9034 (override_options): Add SSE5 support.
9035 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9037 (ix86_expand_sse_movcc): Add SSE5 support.
9038 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9039 vector type to the next largest size.
9040 (ix86_expand_sse5_pack): New function to use pperm to pack a
9041 vector type to the next smallest size.
9042 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9043 (IX86_BUILTIN_FMADDSD): Ditto.
9044 (IX86_BUILTIN_FMADDPS): Ditto.
9045 (IX86_BUILTIN_FMADDPD): Ditto.
9046 (IX86_BUILTIN_FMSUBSS): Ditto.
9047 (IX86_BUILTIN_FMSUBSD): Ditto.
9048 (IX86_BUILTIN_FMSUBPS): Ditto.
9049 (IX86_BUILTIN_FMSUBPD): Ditto.
9050 (IX86_BUILTIN_FNMADDSS): Ditto.
9051 (IX86_BUILTIN_FNMADDSD): Ditto.
9052 (IX86_BUILTIN_FNMADDPS): Ditto.
9053 (IX86_BUILTIN_FNMADDPD): Ditto.
9054 (IX86_BUILTIN_FNMSUBSS): Ditto.
9055 (IX86_BUILTIN_FNMSUBSD): Ditto.
9056 (IX86_BUILTIN_FNMSUBPS): Ditto.
9057 (IX86_BUILTIN_FNMSUBPD): Ditto.
9058 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9059 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9060 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9061 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9062 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9063 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9064 (IX86_BUILTIN_PPERM): Ditto.
9065 (IX86_BUILTIN_PERMPS): Ditto.
9066 (IX86_BUILTIN_PERMPD): Ditto.
9067 (IX86_BUILTIN_PMACSSWW): Ditto.
9068 (IX86_BUILTIN_PMACSWW): Ditto.
9069 (IX86_BUILTIN_PMACSSWD): Ditto.
9070 (IX86_BUILTIN_PMACSWD): Ditto.
9071 (IX86_BUILTIN_PMACSSDD): Ditto.
9072 (IX86_BUILTIN_PMACSDD): Ditto.
9073 (IX86_BUILTIN_PMACSSDQL): Ditto.
9074 (IX86_BUILTIN_PMACSSDQH): Ditto.
9075 (IX86_BUILTIN_PMACSDQL): Ditto.
9076 (IX86_BUILTIN_PMACSDQH): Ditto.
9077 (IX86_BUILTIN_PMADCSSWD): Ditto.
9078 (IX86_BUILTIN_PMADCSWD): Ditto.
9079 (IX86_BUILTIN_PHADDBW): Ditto.
9080 (IX86_BUILTIN_PHADDBD): Ditto.
9081 (IX86_BUILTIN_PHADDBQ): Ditto.
9082 (IX86_BUILTIN_PHADDWD): Ditto.
9083 (IX86_BUILTIN_PHADDWQ): Ditto.
9084 (IX86_BUILTIN_PHADDDQ): Ditto.
9085 (IX86_BUILTIN_PHADDUBW): Ditto.
9086 (IX86_BUILTIN_PHADDUBD): Ditto.
9087 (IX86_BUILTIN_PHADDUBQ): Ditto.
9088 (IX86_BUILTIN_PHADDUWD): Ditto.
9089 (IX86_BUILTIN_PHADDUWQ): Ditto.
9090 (IX86_BUILTIN_PHADDUDQ): Ditto.
9091 (IX86_BUILTIN_PHSUBBW): Ditto.
9092 (IX86_BUILTIN_PHSUBWD): Ditto.
9093 (IX86_BUILTIN_PHSUBDQ): Ditto.
9094 (IX86_BUILTIN_PROTB): Ditto.
9095 (IX86_BUILTIN_PROTW): Ditto.
9096 (IX86_BUILTIN_PROTD): Ditto.
9097 (IX86_BUILTIN_PROTQ): Ditto.
9098 (IX86_BUILTIN_PROTB_IMM): Ditto.
9099 (IX86_BUILTIN_PROTW_IMM): Ditto.
9100 (IX86_BUILTIN_PROTD_IMM): Ditto.
9101 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9102 (IX86_BUILTIN_PSHLB): Ditto.
9103 (IX86_BUILTIN_PSHLW): Ditto.
9104 (IX86_BUILTIN_PSHLD): Ditto.
9105 (IX86_BUILTIN_PSHLQ): Ditto.
9106 (IX86_BUILTIN_PSHAB): Ditto.
9107 (IX86_BUILTIN_PSHAW): Ditto.
9108 (IX86_BUILTIN_PSHAD): Ditto.
9109 (IX86_BUILTIN_PSHAQ): Ditto.
9110 (IX86_BUILTIN_FRCZSS): Ditto.
9111 (IX86_BUILTIN_FRCZSD): Ditto.
9112 (IX86_BUILTIN_FRCZPS): Ditto.
9113 (IX86_BUILTIN_FRCZPD): Ditto.
9114 (IX86_BUILTIN_CVTPH2PS): Ditto.
9115 (IX86_BUILTIN_CVTPS2PH): Ditto.
9116 (IX86_BUILTIN_COMEQSS): Ditto.
9117 (IX86_BUILTIN_COMNESS): Ditto.
9118 (IX86_BUILTIN_COMLTSS): Ditto.
9119 (IX86_BUILTIN_COMLESS): Ditto.
9120 (IX86_BUILTIN_COMGTSS): Ditto.
9121 (IX86_BUILTIN_COMGESS): Ditto.
9122 (IX86_BUILTIN_COMUEQSS): Ditto.
9123 (IX86_BUILTIN_COMUNESS): Ditto.
9124 (IX86_BUILTIN_COMULTSS): Ditto.
9125 (IX86_BUILTIN_COMULESS): Ditto.
9126 (IX86_BUILTIN_COMUGTSS): Ditto.
9127 (IX86_BUILTIN_COMUGESS): Ditto.
9128 (IX86_BUILTIN_COMORDSS): Ditto.
9129 (IX86_BUILTIN_COMUNORDSS): Ditto.
9130 (IX86_BUILTIN_COMFALSESS): Ditto.
9131 (IX86_BUILTIN_COMTRUESS): Ditto.
9132 (IX86_BUILTIN_COMEQSD): Ditto.
9133 (IX86_BUILTIN_COMNESD): Ditto.
9134 (IX86_BUILTIN_COMLTSD): Ditto.
9135 (IX86_BUILTIN_COMLESD): Ditto.
9136 (IX86_BUILTIN_COMGTSD): Ditto.
9137 (IX86_BUILTIN_COMGESD): Ditto.
9138 (IX86_BUILTIN_COMUEQSD): Ditto.
9139 (IX86_BUILTIN_COMUNESD): Ditto.
9140 (IX86_BUILTIN_COMULTSD): Ditto.
9141 (IX86_BUILTIN_COMULESD): Ditto.
9142 (IX86_BUILTIN_COMUGTSD): Ditto.
9143 (IX86_BUILTIN_COMUGESD): Ditto.
9144 (IX86_BUILTIN_COMORDSD): Ditto.
9145 (IX86_BUILTIN_COMUNORDSD): Ditto.
9146 (IX86_BUILTIN_COMFALSESD): Ditto.
9147 (IX86_BUILTIN_COMTRUESD): Ditto.
9148 (IX86_BUILTIN_COMEQPS): Ditto.
9149 (IX86_BUILTIN_COMNEPS): Ditto.
9150 (IX86_BUILTIN_COMLTPS): Ditto.
9151 (IX86_BUILTIN_COMLEPS): Ditto.
9152 (IX86_BUILTIN_COMGTPS): Ditto.
9153 (IX86_BUILTIN_COMGEPS): Ditto.
9154 (IX86_BUILTIN_COMUEQPS): Ditto.
9155 (IX86_BUILTIN_COMUNEPS): Ditto.
9156 (IX86_BUILTIN_COMULTPS): Ditto.
9157 (IX86_BUILTIN_COMULEPS): Ditto.
9158 (IX86_BUILTIN_COMUGTPS): Ditto.
9159 (IX86_BUILTIN_COMUGEPS): Ditto.
9160 (IX86_BUILTIN_COMORDPS): Ditto.
9161 (IX86_BUILTIN_COMUNORDPS): Ditto.
9162 (IX86_BUILTIN_COMFALSEPS): Ditto.
9163 (IX86_BUILTIN_COMTRUEPS): Ditto.
9164 (IX86_BUILTIN_COMEQPD): Ditto.
9165 (IX86_BUILTIN_COMNEPD): Ditto.
9166 (IX86_BUILTIN_COMLTPD): Ditto.
9167 (IX86_BUILTIN_COMLEPD): Ditto.
9168 (IX86_BUILTIN_COMGTPD): Ditto.
9169 (IX86_BUILTIN_COMGEPD): Ditto.
9170 (IX86_BUILTIN_COMUEQPD): Ditto.
9171 (IX86_BUILTIN_COMUNEPD): Ditto.
9172 (IX86_BUILTIN_COMULTPD): Ditto.
9173 (IX86_BUILTIN_COMULEPD): Ditto.
9174 (IX86_BUILTIN_COMUGTPD): Ditto.
9175 (IX86_BUILTIN_COMUGEPD): Ditto.
9176 (IX86_BUILTIN_COMORDPD): Ditto.
9177 (IX86_BUILTIN_COMUNORDPD): Ditto.
9178 (IX86_BUILTIN_COMFALSEPD): Ditto.
9179 (IX86_BUILTIN_COMTRUEPD): Ditto.
9180 (IX86_BUILTIN_PCOMEQUB): Ditto.
9181 (IX86_BUILTIN_PCOMNEUB): Ditto.
9182 (IX86_BUILTIN_PCOMLTUB): Ditto.
9183 (IX86_BUILTIN_PCOMLEUB): Ditto.
9184 (IX86_BUILTIN_PCOMGTUB): Ditto.
9185 (IX86_BUILTIN_PCOMGEUB): Ditto.
9186 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9187 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9188 (IX86_BUILTIN_PCOMEQUW): Ditto.
9189 (IX86_BUILTIN_PCOMNEUW): Ditto.
9190 (IX86_BUILTIN_PCOMLTUW): Ditto.
9191 (IX86_BUILTIN_PCOMLEUW): Ditto.
9192 (IX86_BUILTIN_PCOMGTUW): Ditto.
9193 (IX86_BUILTIN_PCOMGEUW): Ditto.
9194 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9195 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9196 (IX86_BUILTIN_PCOMEQUD): Ditto.
9197 (IX86_BUILTIN_PCOMNEUD): Ditto.
9198 (IX86_BUILTIN_PCOMLTUD): Ditto.
9199 (IX86_BUILTIN_PCOMLEUD): Ditto.
9200 (IX86_BUILTIN_PCOMGTUD): Ditto.
9201 (IX86_BUILTIN_PCOMGEUD): Ditto.
9202 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9203 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9204 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9205 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9206 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9207 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9208 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9209 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9210 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9211 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9212 (IX86_BUILTIN_PCOMEQB): Ditto.
9213 (IX86_BUILTIN_PCOMNEB): Ditto.
9214 (IX86_BUILTIN_PCOMLTB): Ditto.
9215 (IX86_BUILTIN_PCOMLEB): Ditto.
9216 (IX86_BUILTIN_PCOMGTB): Ditto.
9217 (IX86_BUILTIN_PCOMGEB): Ditto.
9218 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9219 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9220 (IX86_BUILTIN_PCOMEQW): Ditto.
9221 (IX86_BUILTIN_PCOMNEW): Ditto.
9222 (IX86_BUILTIN_PCOMLTW): Ditto.
9223 (IX86_BUILTIN_PCOMLEW): Ditto.
9224 (IX86_BUILTIN_PCOMGTW): Ditto.
9225 (IX86_BUILTIN_PCOMGEW): Ditto.
9226 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9227 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9228 (IX86_BUILTIN_PCOMEQD): Ditto.
9229 (IX86_BUILTIN_PCOMNED): Ditto.
9230 (IX86_BUILTIN_PCOMLTD): Ditto.
9231 (IX86_BUILTIN_PCOMLED): Ditto.
9232 (IX86_BUILTIN_PCOMGTD): Ditto.
9233 (IX86_BUILTIN_PCOMGED): Ditto.
9234 (IX86_BUILTIN_PCOMFALSED): Ditto.
9235 (IX86_BUILTIN_PCOMTRUED): Ditto.
9236 (IX86_BUILTIN_PCOMEQQ): Ditto.
9237 (IX86_BUILTIN_PCOMNEQ): Ditto.
9238 (IX86_BUILTIN_PCOMLTQ): Ditto.
9239 (IX86_BUILTIN_PCOMLEQ): Ditto.
9240 (IX86_BUILTIN_PCOMGTQ): Ditto.
9241 (IX86_BUILTIN_PCOMGEQ): Ditto.
9242 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9243 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9244 (enum multi_arg_type): New enum for describing the various SSE5
9245 intrinsic argument types.
9246 (bdesc_multi_arg): New table for SSE5 intrinsics.
9247 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9248 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9250 (ix86_expand_builtin): Add SSE5 intrinsic support.
9251 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9252 operand instructions.
9253 (ix86_expand_sse5_multiple_memory): New function to split the
9254 second memory reference from SSE5 instructions.
9255 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9256 (ix86_return_pops_args): Use stdarg_p to determine if the function
9257 has variable arguments.
9258 (ix86_setup_incoming_varargs): Ditto.
9259 (x86_this_parameter): Ditto.
9261 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9263 (ix86_expand_sse5_pack): Ditto.
9264 (ix86_sse5_valid_op_p): Ditto.
9265 (ix86_expand_sse5_multiple_memory): Ditto.
9267 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9268 constant for SSE5 support.
9269 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9270 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9271 (UNSPEC_SSE5_PERMUTE): Ditto.
9272 (UNSPEC_SSE5_ASHIFT): Ditto.
9273 (UNSPEC_SSE5_LSHIFT): Ditto.
9274 (UNSPEC_FRCZ): Ditto.
9275 (UNSPEC_CVTPH2PS): Ditto.
9276 (UNSPEC_CVTPS2PH): Ditto.
9277 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9279 (COM_FALSE_S): Ditto.
9280 (COM_FALSE_P): Ditto.
9281 (COM_TRUE_S): Ditto.
9282 (COM_TRUE_P): Ditto.
9283 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9284 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9286 (memory attribute): Ditto.
9287 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9288 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9289 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9290 (floor<mode>2): Ditto.
9291 (ceil<mode>2): Ditto.
9292 (btrunc<mode>2): Ditto.
9293 (nearbyintdf2): Ditto.
9294 (nearbyintsf2): Ditto.
9295 (sse_setccsf): Disable if SSE5.
9296 (sse_setccdf): Ditto.
9297 (sse5_setcc<mode>): New support for SSE5 conditional move.
9298 (sse5_pcmov_<mode>): Ditto.
9300 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9302 (SSEMODEF2P): Ditto.
9303 (ssemodesuffixf4): New mode attribute for SSE5.
9304 (ssemodesuffixf2s): Ditto.
9305 (ssemodesuffixf2c): Ditto.
9306 (sserotatemax): Ditto.
9307 (ssescalarmode): Ditto.
9308 (sse_maskcmpv4sf3): Disable if SSE5.
9309 (sse_maskcmpv2df3): Ditto.
9310 (sse_vmmaskcmpv4sf3): Ditto.
9311 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9312 (sse5_vmfmadd<mode>4): Ditto.
9313 (sse5_fmsub<mode>4): Ditto.
9314 (sse5_vmfmsub<mode>4): Ditto.
9315 (sse5_fnmadd<mode>4): Ditto.
9316 (sse5_vmfnmadd<mode>4): Ditto.
9317 (sse5_fnmsub<mode>4): Ditto.
9318 (sse5_vmfnmsub<mode>4): Ditto.
9319 (sse5i_fmadd<mode>4): Ditto.
9320 (sse5i_fmsub<mode>4): Ditto.
9321 (sse5i_fnmadd<mode>4): Ditto.
9322 (sse5i_fnmsub<mode>4): Ditto.
9323 (sse5i_vmfmadd<mode>4): Ditto.
9324 (sse5i_vmfmsub<mode>4): Ditto.
9325 (sse5i_vmfnmadd<mode>4): Ditto.
9326 (sse5i_vmfnmsub<mode>4): Ditto.
9327 (mulv16qi3): Add SSE5 support.
9329 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9330 (sse2_mulv4si3): Disable if SSE5.
9331 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9332 (sse4_1_roundps): Ditto.
9333 (sse4_1_roundsd): Ditto.
9334 (sse4_1_roundss): Ditto.
9335 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9337 (sse_maskcmpsf3): Ditto.
9338 (sse_vmmaskcmpv4sf3): Ditto.
9339 (sse2_maskcmpv2df3): Ditto.
9340 (sse2_maskcmpdf3): Ditto.
9341 (sse2_vmmaskcmpv2df3): Ditto.
9342 (sse2_eq<mode>3): Ditto.
9343 (sse2_gt<mode>3): Ditto.
9344 (sse5_pcmov_<mode>): Add SSE5 support.
9345 (vec_unpacku_hi_v16qi): Ditto.
9346 (vec_unpacks_hi_v16qi): Ditto.
9347 (vec_unpacku_lo_v16qi): Ditto.
9348 (vec_unpacks_lo_v16qi): Ditto.
9349 (vec_unpacku_hi_v8hi): Ditto.
9350 (vec_unpacks_hi_v8hi): Ditto.
9351 (vec_unpacku_lo_v8hi): Ditto.
9352 (vec_unpacks_lo_v8hi): Ditto.
9353 (vec_unpacku_hi_v4si): Ditto.
9354 (vec_unpacks_hi_v4si): Ditto.
9355 (vec_unpacku_lo_v4si): Ditto.
9356 (vec_unpacks_lo_v4si): Ditto.
9357 (sse5_pmacsww): New SSE5 intrinsic insn.
9358 (sse5_pmacssww): Ditto.
9359 (sse5_pmacsdd): Ditto.
9360 (sse5_pmacssdd): Ditto.
9361 (sse5_pmacssdql): Ditto.
9362 (sse5_pmacssdqh): Ditto.
9363 (sse5_pmacsdqh): Ditto.
9364 (sse5_pmacsswd): Ditto.
9365 (sse5_pmacswd): Ditto.
9366 (sse5_pmadcsswd): Ditto.
9367 (sse5_pmadcswd): Ditto.
9368 (sse5_pcmov_<move>): Conditional move support on SSE5.
9369 (sse5_phaddbw): New SSE5 intrinsic insn.
9370 (sse5_phaddbd): Ditto.
9371 (sse5_phaddbq): Ditto.
9372 (sse5_phaddwd): Ditto.
9373 (sse5_phaddwq): Ditto.
9374 (sse5_phadddq): Ditto.
9375 (sse5_phaddubw): Ditto.
9376 (sse5_phaddubd): Ditto.
9377 (sse5_phaddubq): Ditto.
9378 (sse5_phadduwd): Ditto.
9379 (sse5_phadduwq): Ditto.
9380 (sse5_phaddudq): Ditto.
9381 (sse5_phsubbw): Ditto.
9382 (sse5_phsubwd): Ditto.
9383 (sse5_phsubdq): Ditto.
9384 (sse5_pperm): Ditto.
9385 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9386 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9387 (sse5_pperm_sign_v8hi_v4si): Ditto.
9388 (sse5_pperm_zero_v8hi_v4si): Ditto.
9389 (sse5_pperm_sign_v4si_v2di): Ditto.
9390 (sse5_pperm_sign_v4si_v2di): Ditto.
9391 (sse5_pperm_pack_v2di_v4si): Ditto.
9392 (sse5_pperm_pack_v4si_v8hi): Ditto.
9393 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9394 (sse5_perm<mode>): New SSE5 intrinsic insn.
9395 (rotl<mode>3): Ditto.
9396 (sse5_rotl<mode>3): Ditto.
9397 (sse5_ashl<mode>3): Ditto.
9398 (sse5_lshl<mode>3): Ditto.
9399 (sse5_frcz<mode>2): Ditto.
9400 (sse5s_frcz<mode>2): Ditto.
9401 (sse5_cvtph2ps): Ditto.
9402 (sse5_cvtps2ph): Ditto.
9403 (sse5_vmmaskcmp<mode>3): Ditto.
9404 (sse5_com_tf<mode>3): Ditto.
9405 (sse5_maskcmp<mode>3): Ditto.
9406 (sse5_maskcmp_uns<mode>3): Ditto.
9407 (sse5_maskcmp_uns2<mode>3): Ditto.
9408 (sse5_pcom_tf<mode>3): Ditto.
9410 * config/i386/predicates.md (sse5_comparison_float_operator):
9411 New predicate to match the comparison operators supported by
9412 the SSE5 com instruction.
9413 (ix86_comparison_int_operator): New predicate to match just the
9414 signed int comparisons.
9415 (ix86_comparison_uns_operator): New predicate to match just the
9416 unsigned int comparisons.
9418 * doc/invoke.texi (-msse5): Add documentation.
9419 (-mfused-madd): Ditto.
9421 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9423 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9425 (x86_64-*-*): Ditto.
9427 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9429 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9430 intrinisics for SSE5.
9432 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9435 * config/i386/mmintrin-common.h: New file, to contain common
9436 instructions between SSE4.1 and SSE5.
9438 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9439 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9440 (gen_regparm_prefix): Ditto.
9442 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9443 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9444 prototype_p to determine if a function is prototyped.
9446 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9448 * c-common.c (c_common_reswords) add the alignof keyword,
9449 with same RID as __alignof and __alignof__
9451 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9453 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9454 * hooks.c (hook_bool_const_int_const_int_true): New function.
9455 * target.h (struct gcc_target): Add can_eliminate field.
9456 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9457 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9458 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9459 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9460 (elim_table): Revise comment.
9461 * system.h (CAN_ELIMINATE): Poison.
9462 * defaults.h (CAN_ELIMINATE): Remove.
9463 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9465 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9466 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9468 (alpha_vms_can_eliminate): Declare as static, change return type to
9470 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9472 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9473 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9474 (arm_can_eliminate): New function.
9476 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9477 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9478 (avr_can_eliminate): Declare as static.
9479 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9481 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9482 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9483 (bfin_can_eliminate): New function.
9485 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9486 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9487 (crx_can_eliminate): New function.
9489 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9490 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9491 (fr30_can_eliminate): New function.
9493 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9494 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9495 (frv_can_eliminate): New function.
9497 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9498 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9499 (h8300_can_eliminate): New function.
9501 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9502 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9503 (i386_can_eliminate): Declare as static, change return type to bool.
9504 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9506 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9507 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9508 (ia64_can_eliminate): New function.
9510 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9511 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9512 (iq2000_can_eliminate): New function.
9514 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9515 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9516 (m32r_can_eliminate): New function.
9518 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9519 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9520 (m68hc11_can_eliminate): New function.
9522 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9523 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9524 (m68k_can_eliminate): New function.
9526 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9527 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9528 (mep_can_eliminate): New function.
9530 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9531 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9532 (mips_can_eliminate): New function.
9534 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9535 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9536 (rs6000_can_eliminate): New function.
9538 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9539 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9540 (s390_can_eliminate): Declare as static.
9541 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9543 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9544 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9545 (score_can_eliminate): New function.
9547 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9548 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9549 (sparc_can_eliminate): Declare as static.
9550 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9552 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9553 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9554 (xstormy16_can_eliminate): New function.
9556 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9557 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9558 (v850_can_eliminate): New function.
9560 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9562 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9563 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9564 (*movdfcc_ext[1234]): Disable for IEEE mode.
9566 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9568 * gimplify.c (prepare_gimple_addressable): New static function.
9569 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9571 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9572 manually fiddling with it.
9574 2009-08-25 Michael Matz <matz@suse.de>
9576 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9577 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9579 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9580 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9581 (do_jump): Split out code for simple binary comparisons into ...
9582 (do_jump_1): ... this, taking the individual operands and code.
9583 Change callers to helper function above accordingly.
9584 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9587 2009-08-25 Michael Matz <matz@suse.de>
9589 * expr.h (struct separate_ops, sepops): New type for passing
9590 around an exploded simple expression.
9591 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9592 Use this structure instead of expression tree.
9593 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9594 expression, only its type.
9595 (expand_vec_cond_expr): Take type and individual operands instead
9597 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9598 expand_vec_shift_expr): Change prototype accordingly.
9599 * tree-vect-stmts.c (vectorizable_condition): Change call of
9600 expand_vec_cond_expr_p to pass only type.
9601 * expr.c (do_store_flags): Change prototype and implementation
9602 to take an exploded expression.
9603 (expand_expr_real_1): New local ops initialized with details
9604 of the full expression. Use it instead of full
9605 expression in calls to do_store_flags, expand_vec_cond_expr,
9606 expand_widen_pattern_expr and expand_vec_shift_expr.
9608 2009-08-25 Michael Matz <matz@suse.de>
9610 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9611 treeop2 initialized with first three operands of the full expression.
9612 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9614 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9616 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9617 (__gthread_objc_condition_allocate): Mark arguments as unused.
9618 (__gthread_objc_condition_deallocate): Likewise.
9619 (__gthread_objc_condition_wait): Likewise.
9620 (__gthread_objc_condition_broadcast): Likewise.
9621 (__gthread_objc_condition_signal): Likewise.
9622 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9623 (__gthread_objc_thread_id): Likewise.
9625 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9628 * tree-pretty-print.c (print_call_name): Print the correct call name
9629 for procedure pointer components.
9631 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9633 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9634 default_promote_function_mode when not VMS.
9636 2009-08-24 Olivier Hainque <hainque@adacore.com>
9638 * convert.c (convert_to_integer): Don't assume an input pointer is
9639 POINTER_SIZE wide. Fetch from the type instead.
9641 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9643 * configure.ac (AC_PREREQ): Bump to 2.64.
9645 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9647 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9648 (process_command): Don't search standard_exec_prefix_1 and
9649 standard_exec_prefix_2.
9651 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9653 * config/arm/arm.c (output_return_instruction): Handle for
9656 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9658 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9660 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9662 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9663 (*arm_movdf_vfp): Likewise.
9665 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9667 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9668 (vashr<mode>3): Rename from ashr<mode>3.
9669 (vlshr<mode>3): Rename from lshr<mode>3.
9671 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9674 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9675 (check_format_info_main): Use scalar_identify_flag.
9676 (check_format_types): Check for scalar size identity if
9677 scalar_identify_flag is set.
9678 (printf_length_specs): Extend by new field.
9679 (asm_fprintf_length_specs): Likewise.
9680 (gcc_diag_length_specs): Likewise.
9681 (scanf_length_specs): Likewise.
9682 (strfmon_length_specs): Likewise.
9683 (gcc_gfc_length_specs): Likewise.
9684 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9685 (ms_printf_flag_specs): Likewise.
9686 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9688 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9691 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9692 (*call_value_pop_1): Ditto.
9693 (*sibcall_pop_1): New insn pattern.
9694 (*sibcall_value_pop_1): Ditto.
9696 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9699 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9702 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9705 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9706 (get_reg_use_in): New function.
9707 (forward_propagate_subreg): Propagate through subreg of zero_extend
9710 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9712 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9713 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9715 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9717 * configure.ac: Remove --with-datarootdir, --with-docdir,
9718 --with-htmldir switches. No need to call AC_SUBST for
9719 datarootdir, docdir, htmldir any more.
9720 * configure: Regenerate.
9721 * doc/install.texi (Configuration): Document --datarootdir,
9722 --docdir, --htmldir, --pdfdir; update documentation for
9723 --infodir, --mandir.
9724 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9727 * aclocal.m4: Regenerate.
9728 * config.in: Regenerate.
9729 * configure: Regenerate.
9731 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9732 Olivier Hainque <hainque@adacore.com>
9734 * config/ia64/ia64.c: Include libfuncs.h.
9735 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9736 (ia64_expand_call): Use reg 25 on VMS.
9737 (ia64_initialize_trampoline): Fix for VMS ABI.
9738 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9739 (ia64_function_arg): Initialize reg 25 on VMS.
9740 Fix OpenVMS ABI issues for varargs.
9741 For OpenVMS, emit the Argument Information register set in the
9742 incoming/sibcall case as well.
9743 (ia64_arg_type): New function.
9744 (ia64_function_arg_advance): Keep track of cum->words.
9745 Fix OpenVMS ABI issues for varargs.
9746 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9747 (ia64_override_options): Set flag_no_common on VMS.
9748 (ia64_init_builtins): Disable FWRITE builtin.
9749 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9750 (ia64_vms_init_libfuncs): Add decc$ routines.
9751 (ia64_vms_valid_pointer_mode): New function.
9752 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9753 (ia64_promote_function_mode): New function
9754 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9755 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9756 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9757 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9758 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9759 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9760 Suppress trailing '#' if VALUE is numeric.
9761 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9762 ia64_promote_function_mode.
9763 (TARGET_VALID_POINTER_MODE): Define.
9765 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9768 * config/rs6000/rs6000.c (rs6000_override_options): Use
9769 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9772 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9773 reporting of vector + decimal/boolean/complex error.
9775 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9777 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9778 __vector double TYPE_DECL.
9780 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9782 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9783 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9784 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9785 to pointer to enum machine_mode. Update all callers as needed.
9787 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9789 * config/alpha/alpha.md (exception_receiver): Emit alternative
9790 GP load sequence if flag_reorder_blocks_and_partition is set.
9791 (*exception_receiver_2): Also enable when
9792 flag_reorder_blocks_and_partition is set.
9794 2009-08-20 Matt Rice <ratmice@gmail.com>
9795 Diego Novillo <dnovillo@google.com>
9797 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9800 2009-08-20 Richard Guenther <rguenther@suse.de>
9802 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9803 * c-tree.h (c_dup_lang_specific_decl): Remove.
9804 (struct lang_decl, struct lang_type): Move definitions ...
9805 * c-lang.h: ... here. New file.
9806 * c-decl.c: Include c-lang.h.
9807 (c_dup_lang_specific_decl): Remove.
9808 * c-typeck.c: Include c-lang.h.
9809 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9810 (c-typeck.o): Likewise.
9811 * c-config-lang.in (gtfiles): Add c-lang.h.
9812 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9815 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9817 * config/alpha/alpha.c (alpha_end_function): Do not clear
9818 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9819 this is now handled in generic code.
9821 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9823 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9824 (s390_z10_fix_long_loop_prediction): New function.
9825 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9826 (s390_reorg): Walk over the INSNs and invoke
9827 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9829 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9831 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9832 "*brx_64bit", "*brx_31bit"): New patterns.
9833 * config/s390/s390.c ('E'): New output modifier.
9835 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9836 Richard Earnshaw <richard.earnshaw@arm.com>
9838 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9839 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9841 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9843 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9845 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9846 for mode mode of operand0 when doing secondary reload for SAR.
9848 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9851 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9852 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9854 2009-08-19 Jason Merrill <jason@redhat.com>
9856 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9857 supported template depth in C++0x.
9859 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9861 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9862 free_after_compilation.
9863 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9864 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9865 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9866 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9867 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9868 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9869 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9871 2009-08-19 Ian Lance Taylor <iant@google.com>
9873 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9874 of (plus (mult (neg B) C) A).
9876 2009-08-18 Michael Matz <matz@suse.de>
9878 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9879 instead of comparing TYPE_MAIN_VARIANT for equality.
9880 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9881 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9882 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9883 * gimplify.c (goa_lhs_expr_p): Ditto and use
9884 STRIP_USELESS_TYPE_CONVERSION.
9886 2009-08-18 Michael Matz <matz@suse.de>
9888 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9889 first field in a struct.
9890 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9892 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9894 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9895 locators before emit_insn is called. Remove assert that
9897 (alpha_end_function): Clear crtl->emit structure and free insn
9898 locators if cfun->is_thunk is true.
9900 2009-08-18 Jason Merrill <jason@redhat.com>
9902 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9904 * configure.ac: Test for it.
9905 * configure, config.in: Regenerate.
9906 * doc/install.texi: Document --enable-gnu-unique-object.
9908 2009-08-18 Richard Guenther <rguenther@suse.de>
9911 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9912 pow(x,y*z) only if x is nonnegative.
9914 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9916 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9920 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9921 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9923 2009-08-17 DJ Delorie <dj@redhat.com>
9925 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9926 * config/m32c/prologue.md (epilogue_freit): New.
9928 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9929 (bank_switch_p): Likewise.
9930 (fast_interrupt_p): Likewise.
9931 (interrupt_p): Likewise.
9932 (m32c_conditional_register_usage): Round memregs size up.
9933 (need_to_save): We only need to save $a0 when we use ENTER.
9934 (interrupt_p): Check for fast_interrupt too.
9935 (bank_switch_p): New.
9936 (fast_interrupt_p): New.
9937 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9938 (m32c_emit_prolog): Support bank switching and fast interrupts.
9939 * doc/extend.texi (Function Attributes): Add bank_switch and
9942 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9944 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9945 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9947 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9949 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9950 (menu): Add IA-64/VMS Options.
9951 (IA-64/VMS Options): Likewise.
9953 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9956 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9958 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9960 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9961 (mips_pop_asm_switch): Likewise.
9962 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9964 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9965 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9966 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9967 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9968 instead of set_noreorder.
9969 (mips_output_function_prologue): Use the new functions.
9970 (mips_output_function_epilogue): Likewise.
9971 (mips_need_noat_wrapper_p): New function, split out from...
9972 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9973 Use mips_push_asm_switch and mips_pop_asm_switch.
9974 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9975 and mips_pop_asm_switch.
9976 (ASM_OUTPUT_REG_POP): Likewise.
9977 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9978 Use mips_pop_asm_switch.
9979 (mips_asm_switch): New structure.
9980 (set_noreorder, set_nomacro): Replace with...
9981 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9982 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9983 instead of set_nomacro.
9984 (fix_truncsfsi2_macro): Likewise.
9985 (cprestore): Likewise.
9986 (hazard): Use mips_noreorder instead of set_noreorder.
9987 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9989 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9991 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9992 from prev_active_insn.
9994 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9996 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9997 * config/avr/avr.c (avr_override_options): Initialize
9998 avr_current_arch variable.
9999 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10000 __AVR_HAVE_16BIT_SP__ according to the device type.
10001 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10003 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10004 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10006 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10009 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10010 generating inlined subroutine die only. We shouldn't be
10011 called for anything else.
10012 (gen_block_die): Don't generate inline subroutine debug info for
10015 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10017 * graphite-poly.c (print_pbb): Print PBB index.
10019 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10021 PR middle-end/40981
10022 * graphite-interchange.c (ppl_max_for_le): Moved...
10023 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10024 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10025 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10026 * graphite-ppl.h (ppl_max_for_le): Declared.
10028 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10030 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10031 supported on all platforms.
10032 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10033 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10034 * c-pragma.c: Likewise.
10035 * target-def.h (TARGET_INITIALIZER): Remove
10036 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10037 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10039 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10041 * config/ia64/fde-vms.c: New file.
10042 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10043 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10044 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10045 (uw_frame_state_for): Only register a personality routine if it is
10046 known to be compatible with our expectations.
10047 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10048 Declare unw_table_entry stack variable and
10049 mod all calls to _Unwind_FindTableEntry to add arg.
10050 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10051 (_Unwind_FindTableEntry): Add arg to prototype.
10053 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10055 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10056 field 'signal_pfs_loc'.
10057 (uw_frame_state_for): Remove duplicate code dealing with leaf
10058 procedures without unwind info.
10059 If in the frame after unwinding through a signal handler, restore
10060 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10061 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10062 'pfs_loc' to the AR.PFS location in the signal context; instead
10063 set 'signal_pfs_loc'.
10064 Manually generate the unwind info for the AR.PFS register.
10065 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10066 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10067 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10068 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10069 instead set 'signal_pfs_loc'.
10070 Remove code preventing the AR.PFS register from being restored
10071 from the signal context.
10073 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10074 Tristan Gingold <gingold@adacore.com>
10076 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10077 * config/ia64/t-vms: New file.
10078 * config/ia64/vms64.h: New file.
10079 * config/ia64/vms.h: New file.
10080 * config/ia64/vms-crtinit.asm: New file.
10081 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10082 * config/ia64/vms-unwind.h: New file.
10084 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10086 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10089 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 PR middle-end/30789
10092 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10093 Move declaration...
10094 * real.h (do_mpc_arg2): ... here.
10095 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10098 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10100 * final.c (add_debug_prefix_map): Don't use GC memory for
10101 old_prefix and new_prefix.
10103 2009-08-14 Richard Guenther <rguenther@suse.de>
10105 * ipa-prop.c (compute_complex_pass_through): If we cannot
10106 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10108 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10110 * c-lex.c (c_lex_with_flags): Increase size of local variable
10111 to avoid memory clobber.
10113 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10116 * config/i386/i386.c (ix86_fp_comparison_strategy):
10117 Only enable/disable sahf at function granularity.
10119 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10121 PR rtl-optimization/41064
10122 * reload1.c (reload_as_needed): Don't call extract_insn
10123 for known invalid replacements after calling
10124 validate_replace_rtx_group and verify_changes.
10126 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10129 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10130 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10131 ix86_expand_fp_vcond.
10132 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10133 Assert that operation is supported by ix86_expand_int_vcond.
10134 (vcondu<SSEMODE124C8:mode>): Ditto.
10136 2009-08-13 DJ Delorie <dj@redhat.com>
10138 * config/i386/djgpp-stdint.h: New.
10139 * config.gcc (djgpp): Use it.
10141 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10143 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10144 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10146 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10148 * tree-ssa-loop-prefetch.c
10149 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10150 for long-stride pruning.
10151 (compute_miss_rate): New function to compute the probability
10152 that two memory references access different cache lines.
10154 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10156 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10158 2009-08-13 Richard Guenther <rguenther@suse.de>
10160 PR middle-end/41047
10161 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10162 use the constant pointer type.
10163 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10164 of CV qualifiers on the target pointer type.
10165 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10166 conversion check before restrict check.
10168 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10171 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10173 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10175 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10177 2009-08-12 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/41011
10180 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10181 and reference constructing.
10183 2009-08-12 Xinliang David Li <davidxl@google.com>
10185 PR tree-optimization/41012
10186 * tree-flow.h : New external interface.
10187 * gimple-low.c (check_call_arg): Change to public function.
10188 Remove argument mismatch check in lowering.
10189 * tree-inline.h (tree_can_inline_p): Interface change.
10190 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10191 into this function.
10192 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10193 Call change to tree_can_inline_p function.
10194 (cgraph_decide_inlining_incrementally): Ditto.
10196 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10198 PR tree-optimization/41031
10199 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10200 on the partition variable rather than promote_mode on the source
10201 type. Assert that the partition variable's type has the same
10202 mode as the source value's.
10204 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10206 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10207 for for_return == 2.
10208 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10210 * calls.c (expand_call): Fix typo.
10211 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10213 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10215 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10216 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10217 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10218 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10220 2009-08-12 Andrew Haley <aph@redhat.com>
10222 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10224 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10227 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10229 2009-08-12 Richard Guenther <rguenther@suse.de>
10231 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10232 * gimplify.c (gimplify_modify_expr): Do not use
10233 lang_hooks.types_compatible_p.
10234 * tree-ssa.c (useless_type_conversion_p): For aggregates
10235 just return false if the canonical types differ.
10237 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10239 PR middle-end/40980
10240 * sese.c (convert_for_phi_arg): New.
10241 (add_guard_exit_phis): Use convert_for_phi_arg.
10243 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10245 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10246 unknown subscript upper bounds.
10248 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10249 Pranav Garg <pranav.garg2107@gmail.com>
10251 * graphite-interchange.c (gather_access_strides): Removed.
10252 (ppl_max_for_le): New.
10253 (build_linearized_memory_access): New.
10254 (memory_stride_in_loop): New.
10255 (pbb_interchange_profitable_p): Reimplemented.
10256 * graphite-ppl.h (ppl_new_id_map): New.
10257 (ppl_interchange): New.
10259 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10261 * graphite-interchange.c (compute_subscript): Removed.
10262 (compute_array_size_cstr): Removed.
10263 (compute_array_size_poly): Removed.
10264 (compute_array_size): Removed.
10265 (gather_access_strides_poly): Removed.
10266 (gather_access_strides): Empty.
10268 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10270 * graphite-dependences.c (dependence_polyhedron_1): Replace
10271 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10272 (graphite_legal_transform_dr): Same.
10273 (graphite_carried_dependence_level_k): Same.
10274 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10275 Initialize PDR_NB_SUBSCRIPTS.
10276 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10278 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10279 (PDR_NB_SUBSCRIPTS): New.
10280 (pdr_nb_subscripts): Removed.
10281 (pdr_dim): Simplified.
10282 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10283 with PDR_NB_SUBSCRIPTS.
10285 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10287 * graphite-interchange.c (compute_array_size): Remove use of
10288 PDR_DATA_CONTAINER.
10289 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10290 Do not initialize PDR_DATA_CONTAINER.
10291 (print_pdr): Do not print PDR_DATA_CONTAINER.
10292 * graphite-poly.h (struct poly_dr): Remove data_container field.
10293 (PDR_DATA_CONTAINER): Removed.
10294 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10295 PDR_DATA_CONTAINER.
10296 (build_poly_dr): Same.
10298 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10299 Sebastian Pop <sebastian.pop@amd.com>
10301 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10302 copy of the dependence polyhedron. Free the temporary objects.
10303 (graphite_carried_dependence_level_k): Free unused objects before
10306 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10308 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10309 Early return without analyzing the data dependences if no
10310 transform has been done. Call restore_scattering if the transform
10312 (graphite-interchange.c): Same.
10313 * graphite-poly.c (print_scattering_function): Test for
10315 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10316 (apply_poly_transforms): Do not gcc_assert that
10317 the transform is legal.
10318 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10319 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10320 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10321 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10322 * graphite-poly.h (struct poly_scattering): New.
10323 (struct poly_bb): Add original, transformed, and saved fields.
10324 Remove transformed_scattering, original_scattering,
10325 nb_local_variables and nb_scattering_transform fields.
10326 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10327 (poly_scattering_new): New.
10328 (poly_scattering_free): New.
10329 (poly_scattering_copy): New.
10330 (store_scattering_pbb): New.
10331 (store_scattering): New.
10332 (restore_scattering_pbb): New.
10333 (restore_scattering): New.
10334 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10335 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10337 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10339 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10340 (print_scop): Same.
10342 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10344 * Makefile.in (graphite.o): Depends on PREDICT_H.
10345 * graphite.c: Include predict.h.
10346 (graphite_finalize): Call tree_estimate_probability.
10347 * predict.c (predict_loops): Do not call scev_initialize and
10349 (tree_estimate_probability_bb): New.
10350 (tree_estimate_probability): Do not initialize loops: move that
10351 code to the driver. Call tree_estimate_probability_bb.
10352 (tree_estimate_probability_driver): New.
10353 (pass_profile): Use tree_estimate_probability_driver.
10354 * predict.h (tree_estimate_probability): Declared.
10356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10358 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10359 * graphite-dependences.c (graphite_legal_transform): Add time to
10360 TV_GRAPHITE_DATA_DEPS.
10361 (dependency_between_pbbs_p): Same.
10362 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10364 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10366 PR rtl-optimization/41033
10367 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10368 aliasing is disabled.
10370 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10372 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10373 si_mask_operand, and_load_operand, low_bitmask_operand,
10374 and_reg_operand, and_operand): New predicates.
10375 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10376 * config/mips/mips.c (and_operands_ok): New function.
10377 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10378 * config/mips/mips.md (move_type): Add ext_ins and logical.
10379 (type): Handle them.
10380 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10381 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10382 shift_shift. Remove commutative constraint modifier.
10383 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10385 (*clear_upper32_dext): Remove define_insn_and_split.
10386 (*clear_upper32): Turn this define_insn_and_split ...
10387 (splitter for ANDing register with 0xffff_ffff): .. into this.
10389 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10391 * combine.c (try_widen_shift_mode): Factor out code to check if an
10392 integer constant is a low-order bitmask from here ...
10393 * rtlanal.c (low_bitmask_len): ... to here.
10394 * rtl.h (low_bitmask_len): Declare.
10396 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10399 * config/alpha/alpha.md (addsi3): Remove expander.
10400 (addsi3): Rename from *addsi3_internal insn pattern.
10401 (subsi3): Remove expander.
10402 (subsi3): Rename from *subsi3_internal insn pattern.
10404 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10406 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10409 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10410 Eric Botcazou <botcazou@adacore.com>
10411 Douglas B Rupp <rupp@gnat.com>
10413 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10414 that records that fit in 64 bits are returned by immediate value,
10415 as required by OpenVMS Calling Standard.
10416 (function_value): Adjust for above modification.
10417 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10418 virtual_incoming_args_rtx as base object, not next_arg.
10419 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10421 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10423 * reload.c (find_reloads_subreg_address): Check the original
10424 req_equiv_mem address to detect the case where an address is
10425 not valid in the outer mode.
10427 2009-08-11 Richard Guenther <rguenther@suse.de>
10430 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10432 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10434 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10435 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10437 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10438 Douglas B Rupp <rupp@gnat.com>
10440 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10441 PT_STACK when frame_pointer_needed on OpenVMS.
10442 (alpha_pv_save_size, alpha_using_fp): Remove.
10443 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10444 with proper processing for PT_NULL.
10445 (alpha_vms_initial_elimination_offset): New function. Support for
10446 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10447 (alpha_sa_size): Force procedure type to PT_STACK when
10448 frame_pointer_needed on OpenVMS.
10449 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10450 (alpha_using_fp): Likewise.
10451 (alpha_vms_can_eliminate): Add prototype.
10452 (alpha_vms_initial_elimination_offset): Likewise.
10453 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10454 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10456 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10457 Douglas B Rupp <rupp@gnat.com>
10459 * config/alpha/alpha.c (common_object_handler): New function.
10460 (vms_attribute_table): Declare a single attribute "common_object".
10461 (vms_output_aligned_decl_common): New global function.
10462 (SECTION_VMS_OVERLAY): Delete.
10463 (SECTION_VMS_GLOBAL): Likewise.
10464 (SECTION_VMS_INITIALIZE): Likewise.
10465 (vms_asm_named_section): Remove support for above flags.
10466 (vms_section_type_flags): Delete.
10467 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10468 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10469 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10470 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10472 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10475 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10476 (sub_ddmmss): Likewise.
10478 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10481 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10484 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10487 * reload1.c (reload_as_needed): Use cancel_changes to completely
10488 undo a failed replacement attempt.
10490 2009-08-10 Richard Guenther <rguenther@suse.de>
10492 PR middle-end/41006
10493 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10494 (useless_type_conversion_p): ... here. Require pointer targets
10497 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10500 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10501 loose the original type of the statement list.
10503 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10505 * config/alpha/alpha.c: Include libfuncs.h
10506 (avms_asm_output_extern): New function.
10507 (alpha_init_libfuncs): Init some decc libfuncs.
10508 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10509 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10510 (DO_CRTL_NAMES): Define.
10511 (LIB_SPEC): Remove.
10512 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10513 (LONG_TYPE_SIZE): Define.
10514 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10515 (SUBTARGET_SWITCHES): Define malloc64 switch.
10516 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10517 (MASK_RETURN_ADDR): Define.
10518 doc/invoke.texi (mmalloc64): Document switch.
10520 2009-08-09 Olivier Hainque <hainque@adacore.com>
10521 Douglas B Rupp <rupp@gnat.com>
10523 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10524 uses_condition_handler.
10525 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10526 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10527 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10528 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10529 (code_for_builtin): New insn codes for the new alpha_builtins.
10530 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10531 (alpha_sa_size): Account for uses_condition_handler.
10532 (alpha_expand_prologue): Likewise.
10533 (alpha_start_function): Likewise.
10534 (alpha_expand_epilogue): Likewise.
10535 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10536 establish/revert expanders.
10537 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10538 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10539 New expander, resorting to the alpha.c associated function.
10540 (builtin_revert_vms_condition_handler): Likewise.
10541 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10542 __gcc_shell_handler, the static VMS condition handler used as
10543 an indirection wrapper to the current dynamically established
10545 * config/alpha/vms-unwind.h: Complete rewrite.
10546 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10547 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10549 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10550 Douglas B Rupp <rupp@gnat.com>
10552 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10553 (alpha_need_linkage): Handle aliases. Return function symbol.
10554 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10555 Use ultimate alias target for the linkage name.
10556 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10557 by alpha_need_linkage for the function symbol.
10558 (setmemdi): Likewise.
10560 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10562 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10563 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10564 (ASM_WEAKEN_LABEL): Define.
10565 (CRT_CALL_STATIC_FUNCTION): Define.
10566 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10567 (ENDFILE_SPEC): Define.
10568 (INIT_SECTION_ASM_OP): Define.
10569 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10570 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10571 crtend.o crtendS.o.
10572 (MULTILIB_OSDIRNAMES): Define.
10573 (shlib_version): Define.
10574 (SHLIB_EXT): Define.
10575 (SHLIB_OBJS): Define.
10576 (SHLIB_NAME): Define.
10577 (SHLIB_MULTILIB): Define.
10578 (SHLIB_INSTALL): Define.
10579 (SHLIB_SYMVEC): Define.
10580 (SHLIB_SYMVECX2): Define.
10581 (SHLIB_LINK): Define.
10583 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10585 * config/alpha/alpha.c (alpha_initialize_trampoline):
10586 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10587 (alpha_start_function): Emit transfer address on nested functions
10588 for VMS trampoline call.
10589 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10590 since no longer used.
10591 * config/alpha/vms-tramp.asm: Remove.
10592 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10593 since now only data initialized at runtime.
10595 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10597 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10598 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10599 (MD_EXEC_PREFIX): Remove, no longer used.
10600 (MD_STARTFILE_PREFIX): Likewise.
10601 (INCLUDE_DEFAULTS): Likewise.
10602 * config/alpha/t-vms:
10603 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10605 2009-08-09 Richard Guenther <rguenther@suse.de>
10607 PR tree-optimization/41016
10608 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10609 (operand_precision): Remove.
10610 (integral_operand_p): Likewise.
10611 (recognize_single_bit_test): Adjust.
10613 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10615 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10616 operation overflows. Likewise non-cast unary arithmetic.
10617 If one arm of a conditional expression is always taken,
10618 inhibit evaluation warnings for the other arm. Likewise inhibit
10619 evaluation warnings for the second && or || operand if the first
10620 operand is enough to determine the result.
10621 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10623 (build_binary_op): Prevent duplicate evaluation warnings.
10625 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10627 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10628 and destination have different modes, Use promote_mode to
10629 determine the signedness of the conversion. Assert that the
10630 promoted source mode matches the destination mode. Don't pass
10631 the destination and destination mode to expand_expr if the source
10632 mode is different. Simplify conversion logic.
10634 2009-08-09 Ira Rosen <irar@il.ibm.com>
10636 PR tree-optimization/41008
10637 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10638 from condition only in case it's a comparison. Adjust checks.
10640 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10642 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10643 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10644 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10645 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10646 (dump_cand): Handle them.
10647 (struct iv_cand): New members COST_STEP and AINC_USE.
10648 (stmt_after_increment): Likewise.
10649 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10650 callers changed. Use gimple_uid comparison instead of scanning.
10651 (add_candidate_1): When looking for identical candidates, take
10652 AINC_USE into account. Set it for new candidates.
10653 (force_expr_to_var_cost): Cast target_spill_cost to int.
10654 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10655 All callers changed. Check for availability of autoinc addressing
10656 modes, both in general for a given mode, and in the specific use case.
10657 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10659 (get_computation_cost): Likewise.
10660 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10661 add_autoinc_candidates): New static functions.
10662 (add_candidate): Call add_autoinc_candidates for candidates based on
10664 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10665 (determine_use_iv_cost_address): If we have an autoinc candidate at
10666 the matching use, verify autoinc is possible and subtract the cost
10667 of the candidate's step from the cost.
10668 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10669 member of the candidate.
10670 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10671 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10673 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10675 * config.build (ia64-hp-*vms*): New target.
10676 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10677 with ia64-hp-*vms*.
10678 * config.gcc (ia64-hp-*vms*): New target.
10679 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10680 with ia64-hp-*vms*.
10681 * config.host (ia64-hp-*vms*): New target.
10682 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10683 with ia64-hp-*vms*.
10685 2009-08-08 Richard Guenther <rguenther@suse.de>
10687 PR tree-optimization/40991
10688 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10690 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10692 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10693 mode check. Do truncations in an integer mode.
10694 (force_to_mode): Handle subregs for all mode types. Only do
10695 arithmetic simplifications on integer modes.
10697 2009-08-07 Richard Guenther <rguenther@suse.de>
10699 PR tree-optimization/40999
10700 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10701 (maybe_fold_reference): Lookup constant initializers.
10702 (fold_gimple_assign): Likewise.
10704 2009-08-07 Richard Guenther <rguenther@suse.de>
10706 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10707 that require structural equality defer to the langhook.
10709 2009-08-07 Martin Jambor <mjambor@suse.cz>
10711 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10713 (struct ipa_pass_through_data): New type.
10714 (struct ipa_ancestor_jf_data): New type.
10715 (union jump_func_value): Removed field formal_id, added fields
10716 pass_through and ancestor.
10717 (struct ipa_param_call_note): Changed type of formal_id to int from
10719 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10720 operations jump functions and ancestor jump functions.
10721 (compute_complex_pass_through): New function.
10722 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10723 reflect changes in the jump function strucutre.
10724 (update_jump_functions_after_inlining): Ignore complex pass-through
10725 and ancestor jump functions.
10726 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10727 polynomial pass-through with operation jump functions.
10729 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10731 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10732 fde->dw_fde_begin as begin label instead of hot/cold label.
10733 Use LLSDAC label instead of LLSDA for second section lsda.
10734 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10735 label instead of LLSDA if it is true.
10736 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10738 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10739 SECTION argument. Use it as index into crtl->eh.call_site_record
10741 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10742 use it to determine how to print table entries instead of using
10743 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10744 label instead of normal begin label as base.
10745 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10746 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10747 ensure no EH range spans between sections and that landing pads
10748 are always in the corresponding section.
10749 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10750 for crtl->eh.call_site_record being an array rather than scalar.
10751 (output_one_function_exception_table): New function, copied
10752 from output_function_exception_table. Adjust
10753 dw2_size_of_call_site_table, dw2_output_call_site_table
10754 callers. For SECOND section use *C suffixed labels.
10755 (output_function_exception_table): Call
10756 output_one_function_exception_table and, when doing hot/cold
10757 partitioning, also another time for the second section.
10758 * opts.c: Include except.h.
10759 (decode_options): Allow -freorder-blocks-and-partition with
10760 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10761 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10762 * function.h (struct rtl_eh): Change call_site_record from
10763 scalar into array of 2 elements.
10765 2009-08-07 Martin Jambor <mjambor@suse.cz>
10767 * ipa-prop.c (count_formal_params_1): New function.
10768 (ipa_get_vector_of_formal_parms): New function.
10769 (get_vector_of_formal_parm_types): New function.
10770 (ipa_modify_formal_parameters): New function.
10771 (ipa_modify_call_arguments): New function.
10772 (index_in_adjustments_multiple_times_p): New function.
10773 (ipa_combine_adjustments): New function.
10774 (ipa_dump_param_adjustments): New function.
10775 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10776 (ipa_get_vector_of_formal_parms): Declare.
10777 (ipa_modify_formal_parameters): Declare.
10778 (ipa_modify_call_arguments): Declare.
10779 (ipa_combine_adjustments): Declare.
10780 (ipa_dump_param_adjustments): Declare.
10781 (build_ref_for_offset): Declare.
10782 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10783 * tree-sra.c: Include ipa-prop.c.
10784 (build_ref_for_offset): Make public.
10786 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10788 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10790 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10792 * gcc/doc/extend.texi (__builtin_extract_return_address)
10793 (__builtin_frob_return_address): Document.
10795 2009-08-06 Paul Brook <paul@codesourcery.com>
10797 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10798 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10799 implementation on ARMv6-M.
10801 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10803 * doc/extend.texi (pcs): Document new attribute for ARM.
10805 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10807 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10810 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10812 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10815 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10817 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10819 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10821 Merge ARM/hard_vfp_branch to trunk.
10823 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10825 * arm.c (libcall_eq): New function.
10826 (libcall_hash): New function.
10827 (add_libcall): New function.
10828 (arm_libcall_uses_aapcs_base): New function.
10829 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10830 libcalls using the base PCS.
10831 (arm_init_cumulative_args): Likewise.
10833 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10835 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10836 Use base ABI for conversion libfuncs between HFmode and SFmode.
10838 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10840 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10841 V4SImode as representatives of all 64-bit and 128-bit vector
10842 types. Allow vector types without vector modes.
10843 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10844 without vector modes like BLKmode.
10845 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10846 BLKmode. Avoid unsupported vector modes or TImode moves for
10848 (aapcs_vfp_allocate_return_reg): Likewise.
10849 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10850 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10852 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10854 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10855 (arm_get_pcs_model): Pass attribute arguments to
10856 arm_pcs_from_attribute.
10857 (arm_init_cumulative_args): Use base AAPCS for conversions from
10858 floating-point types to DImode.
10859 (arm_attribute_table): Add pcs attribute.
10860 (arm_handle_pcs_attribute): New.
10861 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10862 conversions from floating-point types to DImode, also declare them
10863 to use base AAPCS and declare functions they call to use base
10864 AAPCS and their RTABI names.
10866 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10868 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10869 -mfloat-abi=hard not being supported for VFP.
10871 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10873 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10874 SYMBOL_REF to hard_libcall_value.
10876 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10877 Richard Earnshaw <rearnsha@arm.com>
10879 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10880 has been put on the stack, all remaining co-processory arguments for
10881 that co-processor also go on the stack.
10883 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10885 * config/arm/arm.c (arm_return_in_memory): Handle returning
10886 vectors of suitable size in registers also for AAPCS case.
10888 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10890 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10892 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10894 ARM Hard-VFP calling convention
10895 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10896 * target.h (gcc_target): Add libcall_value to table of call hooks.
10897 * targhooks.h (default_libcall_value): Default implementation.
10898 * targhooks.c (default_libcall_value): Likewise.
10899 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10900 * optabs.c (expand_unop): Use it.
10901 * expr.h (hard_libcall_value): Pass the function RTX through.
10902 * calls.c (emit_library_call_value_1): Update call to
10903 hard_libcall_value.
10904 * explow.c (hard_libcall_value): Use new target hook.
10905 * config/arm/arm.c: Include cgraph.h
10906 (TARGET_FUNCTION_VALUE): Override default hook.
10907 (arm_pcs_default): New variable.
10908 (arm_override_options): Don't fault hard calling convention with VFP.
10909 Add support for AAPCS variants.
10910 (arm_function_value): Make static. Handle AAPCS variants.
10911 (arm_libcall_value): New function.
10912 (arm_apply_result_size): Handle VFP registers in results.
10913 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10915 (pcs_attribute_args): New variable.
10916 (arm_pcs_from_attribute): New function.
10917 (arm_get_pcs_model): New function.
10918 (aapcs_vfp_cum_init): New function.
10919 (aapcs_vfp_sub_candidate): New function.
10920 (aapcs_vfp_is_return_candidate): New function.
10921 (aapcs_vfp_is_call_candidate): New function.
10922 (aapcs_vfp_allocate): New function.
10923 (aapcs_vfp_allocate_return_reg): New function.
10924 (aapcs_vfp_advance): New function.
10925 (aapcs_cp_arg_layout): New variable.
10926 (aapcs_select_call_coproc): New function.
10927 (aapcs_select_return_coproc): New function.
10928 (aapcs_allocate_return_reg): New function.
10929 (aapcs_libcall_value): New function.
10930 (aapcs_layout_arg): New function.
10931 (arm_init_cumulative_args): Initialize AAPCS args data.
10932 (arm_function_arg): Handle AAPCS variants using new interface.
10933 (arm_arg_parital_bytes): Likewise.
10934 (arm_function_arg_advance): New function.
10935 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10936 calling conventions.
10937 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10938 * arm.h (NUM_VFP_ARG_REGS): Define.
10939 (LIBCALL_VALUE): Update.
10940 (FUNCTION_VALUE): Delete.
10941 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10942 (arm_pcs): New enum.
10943 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10944 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10945 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10946 * arm-protos.h (arm_function_arg_advance): Add.
10947 (aapcs_libcall_value): Add.
10948 (arm_function_value): Delete.
10950 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10951 H.J. Lu <hongjiu.lu@intel.com>
10954 * config/i386/i386.c (standard_sse_mode_p): Remove.
10955 (standard_sse_constant_p): Return 2 for integer mode
10956 vector_all_ones_operand when SSE2 is enabled.
10957 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10958 (ix86_expand_vector_move): Do not check for negative values from
10959 standard_sse_constant_p.
10961 2009-08-06 Richard Guenther <rguenther@suse.de>
10963 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10964 array type comparisons frontend independent.
10965 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10966 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10967 out array reference lower bound and element size operands.
10968 (ao_ref_init_from_vn_reference): Properly compute the offset
10969 for ARRAY_RANGE_REF.
10970 (vn_reference_fold_indirect): Fill out array reference lower
10971 bound and element size operands.
10972 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10973 a non gimple valued reference operand which can happen for
10974 array reference lower bound or element size.
10975 (create_component_ref_by_pieces_1): Properly generate the
10976 element size operand for array references.
10978 2009-08-06 Richard Guenther <rguenther@suse.de>
10980 PR tree-optimization/40964
10981 * tree.c (iterative_hash_host_wide_int): Export.
10982 * tree.h (iterative_hash_host_wide_int): Declare.
10983 * tree-ssa-structalias.c (heapvar_map): New struct.
10984 (heapvar_map_eq): New function.
10985 (heapvar_map_hash): Likewise.
10986 (heapvar_lookup): Adjust.
10987 (heapvar_insert): Likewise.
10988 (make_constraint_from_heapvar): Allow multiple heap variables
10989 per decl at different offsets.
10990 (init_alias_heapvars): Adjust.
10992 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10994 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10995 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10996 trailing sync if TARGET_SYNC_AFTER_SC.
10998 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11000 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11001 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11002 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11003 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11004 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11005 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11006 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11007 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11008 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11009 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11010 the prototype declaration match the definition.
11011 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11012 instructions explicitly. Add barrier_before and operands
11014 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11015 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11016 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11017 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11018 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11019 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11021 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11023 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11025 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11026 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11029 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11032 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11034 PR rtl-optimization/40924
11035 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11036 make sure canon_rtx (mem_address) isn't simpler than
11037 canon_rtx (expanded_mem_address).
11039 2009-08-05 Li Feng <nemokingdom@gmail.com>
11041 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11042 for each poly_bb_p.
11043 (build_scop_drs): Build alias set for each SCoP.
11045 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11047 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11048 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11049 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11050 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11051 (BASE_DRIVER_SELF_SPECS): Likewise.
11053 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11055 * tree-ssa-alias.c: Fix some comment typos.
11057 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11059 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11060 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11062 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11065 * simplify-rtx.c (simplify_binary_operation_1): Disable
11066 simplifications for decimal float operations.
11068 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11070 PR middle-end/40943
11071 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11072 operand of INDIRECT_REF.
11074 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11076 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11077 constants referencing TLS symbols.
11079 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11081 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11082 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11084 2009-08-03 Richard Guenther <rguenther@suse.de>
11086 * tree.c (make_vector_type): Build a main variant first,
11087 get the canonical one and then build the variant.
11088 * tree-ssa.c (useless_type_conversion_p_1): Handle
11090 (useless_type_conversion_p): Conversions to pointers to
11091 incomplete record types are useless.
11093 2009-08-03 Richard Guenther <rguenther@suse.de>
11095 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11096 file will be created.
11097 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11098 * toplev.c (compile_file): Adjust comment.
11100 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11102 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11103 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11104 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11105 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11106 (sh_promote_function_mode): Fix typo.
11108 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11110 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11112 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11114 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11115 declaration arguments.
11117 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11119 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11120 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11121 (ix86_split_ashl): Ditto.
11122 (ix86_expand_vector_init_one_nonzero): Ditto.
11123 (ix86_expand_vector_set): Ditto.
11124 (ix86_expand_reduc_v4sf): Ditto.
11126 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11128 * explow.c (promote_function_mode): Remove assert.
11129 * config/sh/sh.c (sh_promote_function_mode): Declare.
11131 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11133 * config/pa/pa.c (pa_promote_function_mode): Declare.
11134 Change to static. Fix promote_mode call.
11136 * gthr-dce.h (CONST_CAST2): Define if not defined.
11137 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11139 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11141 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11143 * expr.c (store_constructor): Use promote_decl_mode. Remove
11144 now write-only variable unsignedp.
11145 (expand_expr_real_1): Use promote_decl_mode.
11146 * expr.h (promote_function_mode, promote_decl_mode): New.
11147 (promote_mode): Remove last argument.
11148 * function.c (assign_temp): Drop last argument of promote_mode.
11149 (assign_parm_find_data_types): Use promote_function_mode.
11150 (assign_parm_setup_reg): Likewise.
11151 (expand_function_end): Use promote_function_mode.
11152 * calls.c (initialize_argument_information): Use promote_function_mode.
11153 (precompute_arguments): Use promote_mode instead of checking if
11154 only PROMOTE_FUNCTION_MODE is defined.
11155 (expand_call): When making sibcall decisions, use promote_function_mode.
11156 Below, remove an if for targetm.calls.promote_function_return and
11157 and use promote_function_mode.
11158 (emit_library_call_value_1): Use promote_function_mode, fix bug
11159 where promote_mode was passed FOR_CALL == 0 for a return value in an
11161 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11162 * explow.c (promote_function_mode, promote_decl_mode): New.
11163 (promote_mode): Keep only the FOR_CALL == 0 case.
11164 * combine.c (setup_incoming_promotion): Remove test of
11165 promote_function_args. Use promote_function_mode.
11166 * stmt.c (expand_value_return): Use promote_decl_mode.
11167 (expand_decl): Use promote_decl_mode.
11169 * expr.c (store_constructor): Use promote_decl_mode. Remove
11170 now write-only variable unsignedp.
11171 (expand_expr_real_1): Use promote_decl_mode.
11172 * expr.h (promote_function_mode, promote_decl_mode): New.
11173 (promote_mode): Remove last argument.
11174 * function.c (assign_temp): Drop last argument of promote_mode.
11175 (assign_parm_find_data_types): Use promote_function_mode.
11176 (assign_parm_setup_reg): Likewise.
11177 (expand_function_end): Use promote_function_mode.
11178 * calls.c (initialize_argument_information): Use promote_function_mode.
11179 (precompute_arguments): Use promote_mode instead of checking if
11180 only PROMOTE_FUNCTION_MODE is defined.
11181 (expand_call): When making sibcall decisions, use promote_function_mode.
11182 Below, remove an if for targetm.calls.promote_function_return and
11183 and use promote_function_mode.
11184 (emit_library_call_value_1): Use promote_function_mode, fix bug
11185 where promote_mode was passed FOR_CALL == 0 for a return value in an
11187 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11188 * explow.c (promote_function_mode, promote_decl_mode): New.
11189 (promote_mode): Keep only the FOR_CALL == 0 case.
11190 * combine.c (setup_incoming_promotion): Remove test of
11191 promote_function_args. Use promote_function_mode.
11192 * stmt.c (expand_value_return): Use promote_decl_mode.
11193 (expand_decl): Use promote_decl_mode.
11195 * explow.c (promote_function_mode): Just call the target hook.
11196 * targhooks.c (default_promote_function_mode,
11197 default_promote_function_mode_always_promote): New.
11198 * targhooks.h (default_promote_function_mode,
11199 default_promote_function_mode_always_promote): Declare.
11200 * target.h (promote_function_args, promote_function_return): Remove.
11201 (promote_function_mode): New.
11202 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11203 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11204 (TARGET_PROMOTE_FUNCTION_MODE): New.
11205 (TARGET_CALLS): Adjust.
11206 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11207 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11209 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11210 * config/s390/s390.c (s390_promote_function_mode): ... here,
11211 with pointer handling.
11212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11213 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11215 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11216 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11217 with pointer handling.
11218 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11219 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11221 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11222 * config/sh/sh.c (sh_promote_function_mode): New.
11223 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11224 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11226 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11227 * config/cris/cris.c (cris_promote_function_mode): ... here.
11228 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11229 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11231 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11232 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11233 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11234 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11236 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11237 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11238 complex type handling.
11239 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11240 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11242 * config/pa/pa.c (pa_promote_function_mode): New.
11243 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11244 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11246 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11247 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11248 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11249 * config/xtensa/xtensa.c: Likewise.
11250 * config/stormy16/stormy16.c: Likewise.
11251 * config/iq2000/iq2000.c: Likewise.
11252 * config/rs6000/rs6000.c: Likewise.
11253 * config/picochip/picochip.c: Likewise.
11254 * config/arc/arc.c: Likewise.
11255 * config/mcore/mcore.c: Likewise.
11256 * config/score/score.c: Likewise.
11257 * config/mips/mips.c: Likewise.
11258 * config/bfin/bfin.c: Likewise.
11259 * config/ia64/ia64.c: Likewise (disabled though).
11261 * config/frv/frv.h: Remove pointless remark.
11263 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11264 TARGET_PROMOTE_FUNCTION_ARGS,
11265 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11266 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11268 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11270 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11271 -floop-parallelize-all.
11272 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11273 flag_loop_parallelize_all.
11274 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11275 * graphite.c (graphite_transform_loops): Same.
11276 * common.opt: Same.
11277 * graphite-poly.c (apply_poly_transforms): Same.
11279 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11281 PR tree-optimization/40914
11282 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11283 if set, then check the delta field of the PMF record.
11284 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11285 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11286 call is stored in the delta.
11288 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11290 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11292 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11294 * config/i386/bsd.h (ASM_BYTE): New define.
11295 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11296 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11297 .byte. Use fputs or putc instead of fprintf where appropriate.
11298 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11299 fputs or putc instead of fprintf where appropriate.
11300 * config/i386/i386elf.h: Ditto.
11301 * config/i386/sysv4.h: Ditto.
11303 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11304 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11305 (*tls_global_dynamic_64): Ditto.
11307 2009-07-31 Christian Bruel <christian.bruel@st.com>
11309 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11311 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11313 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11314 Remove dead code for MINUS.
11316 2009-07-31 Anthony Green <green@moxielogic.com>
11318 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11320 (moxie_expand_epilogue): Ditto for epilogue.
11321 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11322 incoming arguments.
11323 (moxie_function_arg): Ditto.
11324 (moxie_pass_by_reference): Ditto.
11325 (moxie_arg_partial_bytes): Ditto.
11326 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11327 (FUNCTION_ARG_ADVANCE) Ditto.
11328 (REG_PARM_STACK_SPACE) Ditto.
11329 (FUNCTION_ARG_REGNO_P) Dito.
11331 * config.gcc: Add moxie linux config support.
11332 * gcc/config/moxie/uclinux.h: New file.
11334 2009-07-31 DJ Delorie <dj@redhat.com>
11336 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11337 (UNSPECV_SP_SWITCH_E): New.
11338 (sp_switch_1): Change to an unspec.
11339 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11341 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11342 reference the new stack's address
11344 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11346 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11347 graphite-clast-to-gimple.o, graphite-dependences.o,
11348 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11349 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11350 (graphite-blocking.o,
11351 graphite-clast-to-gimple.o, graphite-dependences.o,
11352 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11353 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11354 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11355 * cfgloop.h (struct loop): Add can_be_parallel field.
11356 * common.opt (fgraphite-identity): Moved up.
11357 (fgraphite-force-parallel): New flag.
11358 * graphite.c: Rewrite.
11359 * graphite.h: Rewrite.
11360 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11362 * toplev.c (graphite_out_file): New file descriptor.
11363 (graphite_in_file): New.
11364 (process_options): flag_graphite_force_parallel cannot be used without
11366 * tree-ssa-loop.c: Include toplev.h.
11367 (gate_graphite_transforms): Enable flag_graphite for
11368 flag_graphite_force_parallel.
11370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11372 * ChangeLog.graphite: New.
11373 * graphite-blocking.c: New.
11374 * graphite-clast-to-gimple.c: New.
11375 * graphite-clast-to-gimple.h: New.
11376 * graphite-dependences.c: New.
11377 * graphite-dependences.h: New.
11378 * graphite-interchange.c: New.
11379 * graphite-poly.c: New.
11380 * graphite-poly.h: New.
11381 * graphite-ppl.c: New.
11382 * graphite-ppl.h: New.
11383 * graphite-scop-detection.c: New.
11384 * graphite-scop-detection.h: New.
11385 * graphite-sese-to-poly.c: New.
11386 * graphite-sese-to-poly.h: New.
11390 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11392 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11393 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11395 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11397 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11398 (scev_is_linear_expression): Return false if the evolution is not
11399 affine multivariate.
11401 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11403 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11404 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11406 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11408 * tree-data-ref.c (debug_data_references): New.
11409 (debug_data_reference): New.
11410 * tree-data-ref.h (debug_data_references): Declared.
11411 (debug_data_reference): Declared.
11413 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11415 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11416 * tree-data-ref.h (scop_p): Removed.
11417 (struct data_reference): Remove field scop.
11418 (DR_SCOP): Removed.
11419 (stmt_simple_memref_p): Removed.
11421 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11423 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11424 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11429 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11431 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11433 * doc/invoke.texi (-fgraphite-identity): Documented.
11435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11437 * tree-scalar-evolution.c: Fix comment.
11438 (instantiate_scev_1): Return unknow from scev instantiation if the
11439 result is not above instantiate_below.
11441 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11443 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11444 static anymore. Instantiate the symbols that may have been introduced
11446 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11449 2009-07-30 DJ Delorie <dj@redhat.com>
11451 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11452 .vliw directive to VLIW sections.
11454 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11456 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11458 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11459 (AUTOHEADER): New variable.
11460 ($(srcdir)/cstamp-h.in): Use it.
11462 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11463 Pat Haugen <pthaugen@us.ibm.com>
11464 Revital Eres <ERES@il.ibm.com>
11466 * config/rs6000/vector.md (VEC_F): Add VSX support.
11469 (mov<mode>): Ditto.
11470 (vector_load_<mode>): Ditto.
11471 (vector_store_<mode>): Ditto.
11472 (vector GPR move split): Ditto.
11473 (vec_reload_and_plus_<mptrsize>): Ditto.
11474 (vec_reload_and_reg_<mptrsize>): Ditto.
11475 (add<mode>3): Ditto.
11476 (sub<mode>3): Ditto.
11477 (mul<mode>3): Ditto.
11478 (neg<mode>2): Ditto.
11479 (abs<mode>2): Ditto.
11480 (smin<mode>3): Ditto.
11481 (smax<mode>3): Ditto.
11482 (vector_eq<mode>): Ditto.
11483 (vector_gt<mode>): Ditto.
11484 (vector_ge<mode>): Ditto.
11485 (vector_gtu<mode>): Ditto.
11486 (vector_select_<mode>_uns): Ditto.
11487 (vector_eq_<mode>_p): Ditto.
11488 (vector_gt_<mode>_p): Ditto.
11489 (vector_ge_<mode>_p): Ditto.
11490 (vector_gtu_<mode>_p): Ditto.
11491 (cr6_test_for_zero): Ditto.
11492 (cr6_test_for_zero_reverse): Ditto.
11493 (cr6_test_for_lt): Ditto.
11494 (cr6_test_for_lt_reverse): Ditto.
11495 (xor<mode>3): Ditto.
11496 (ior<mode>3): Ditto.
11497 (and<mode>3): Ditto.
11498 (one_cmpl<mode>2): Ditto.
11499 (nor<mode>2): Ditto.
11500 (andc<mode>2): Ditto.
11501 (float<VEC_int<mode>2): Ditto.
11502 (unsigned_float<VEC_int><mode>2): Ditto.
11503 (fix_trunc<mode><VEC_int>2): Ditto.
11504 (fixuns_trunc<mode><VEC_int>2): Ditto.
11506 (vec_set<mode>): Ditto.
11507 (vec_extract<mode>): Ditto.
11508 (vec_interleave_highv4sf): Ditto.
11509 (vec_interleave_lowv4sf): Ditto.
11510 (vec_realign_load_<mode>): Ditto.
11511 (vec_shl_<mode>): Ditto.
11512 (vec_shr_<mode>): Ditto.
11513 (div<mode>3): New patterns for VSX.
11514 (vec_interleave_highv2df): Ditto.
11515 (vec_interleave_lowv2df): Ditto.
11516 (vec_pack_trunc_v2df): Ditto.
11517 (vec_pack_sfix_trunc_v2df): Ditto.
11518 (vec_pack_ufix_trunc_v2df): Ditto.
11519 (vec_unpacks_hi_v4sf): Ditto.
11520 (vec_unpacks_lo_v4sf): Ditto.
11521 (vec_unpacks_float_hi_v4si): Ditto.
11522 (vec_unpacks_float_lo_v4si): Ditto.
11523 (vec_unpacku_float_hi_v4si): Ditto.
11524 (vec_unpacku_float_lo_v4si): Ditto.
11525 (movmisalign<mode>): Ditto.
11526 (vector_ceil<mode>2): New patterns for vectorizing math library.
11527 (vector_floor<mode>2): Ditto.
11528 (vector_btrunc<mode>2): Ditto.
11529 (vector_copysign<mode>3): Ditto.
11531 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11532 predicate for setting the high bit in each word, used for copysign.
11534 * config/rs6000/ppc-asm.h (f19): Whitespace.
11535 (f32-f63): Define if VSX.
11536 (v0-v31): Define if Altivec.
11537 (vs0-vs63): Define if VSX.
11539 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11541 * config/rs6000/power7.md: New file, provide tuning parameters for
11544 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11545 (rs6000_cpu_cpp_builtins): Ditto.
11546 (altivec_overloaded_builtins): Ditto.
11547 (altivec_resolve_overloaded_builtin): Ditto.
11549 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11550 debug switch to disable vectorizing simple math builtin
11553 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11554 Vectorize simple math builtin functions.
11555 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11556 hook to vectorize math builtins.
11557 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11558 (rs6000_builtin_conversion): Add VSX/power7 support.
11559 (rs6000_builtin_vec_perm): Ditto.
11560 (vsplits_constant): Add support for loading up a vector constant
11561 with just the high bit set in each part.
11562 (rs6000_expand_vector_init): Add VSX/power7 support.
11563 (rs6000_expand_vector_set): Ditto.
11564 (rs6000_expand_vector_extract): Ditto.
11565 (rs6000_emit_move): Ditto.
11566 (bdesc_3arg): Ditto.
11567 (bdesc_2arg): Ditto.
11568 (bdesc_1arg): Ditto.
11569 (rs6000_expand_ternop_builtin): Ditto.
11570 (altivec_expand_builtin): Ditto.
11571 (rs6000_expand_unop_builtin): Ditto.
11572 (rs6000_init_builtins): Ditto.
11573 (altivec_init_builtins): Ditto.
11574 (builtin_function_type): Ditto.
11575 (rs6000_common_init_builtins): Ditto.
11576 (rs6000_handle_altivec_attribute); Ditto.
11577 (rs6000_mangle_type): Ditto.
11578 (rs6000_vector_mode_supported_p): Ditto.
11579 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11580 are mode dependent.
11582 * config/rs6000/vsx.md: New file for VSX support.
11584 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11585 identifing values with just the most significant bit set.
11586 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11587 vectorized builtins.
11589 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11590 (UNSPEC_VRFIM): Delete.
11591 (splitter for loading up vector with most significant bit): New
11592 splitter for vectorizing copysign.
11593 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11594 vectorizing simple math functions.
11595 (altivec_vrfip): Add support for vectorizing simple math functions.
11596 (altivec_vrfim): Ditto.
11597 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11599 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11600 (power7.md, vsx.md): Include for power7 support.
11601 (copysigndf3): Use VSX instructions if -mvsx.
11602 (negdf2_fpr): Ditto.
11603 (absdf2_fpr): Ditto.
11604 (nabsdf2_fpr): Ditto.
11605 (adddf3_fpr): Ditto.
11606 (subdf3_fpr): Ditto.
11607 (muldf3_fpr): Ditto.
11608 (divdf3_fpr): Ditto.
11609 (fix_truncdfdi2_fpr): Ditto.
11610 (cmpdf_internal1): Ditto.
11611 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11612 (btruncdf2, btruncdf2_fpr): Ditto.
11613 (ceildf2, ceildf2_fpr): Ditto.
11614 (floordf2, floordf2_fpr): Ditto.
11615 (floatdidf2, floatdidf2_fpr): Ditto.
11616 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11617 (fmsubdf4_fpr): Ditto.
11618 (fnmadddf4_fpr_1): Ditto.
11619 (fnmadddf4_fpr_2): Ditto.
11620 (fnmsubdf4_fpr_1): Ditto.
11621 (fnmsubdf4_fpr_2): Ditto.
11622 (fixuns_truncdfdi2): Add expander for VSX support.
11623 (fix_truncdfdi2): Ditto.
11624 (fix_truncdfsi2): Ditto.
11625 (ftruncdf2): Ditto.
11626 (btruncsf2): Whitespace.
11627 (movdf_hardfloat32): Add support for VSX registers.
11628 (movdf_softfloat32): Ditto.
11629 (movdf_hardfloat64): Ditto.
11630 (movdf_hardfloat64_mfpgpr): Ditto.
11631 (movdf_softfloat64): Ditto.
11632 (movti splitters): Add check for vector registers supporting
11633 TImode in the future.
11634 (bpermd): Add power7 bpermd instruction.
11636 * config/rs6000/altivec.h (vec_div): Define if VSX.
11639 (vec_nmadd): Ditto.
11640 (vec_nearbyint): Ditto.
11643 (all predicates): Use the generic builtin function, and not the V4SF
11644 specific function so that the predicates will work with VSX's V2DF.
11645 (vec_all_*): Ditto.
11646 (vec_any_*): Ditto.
11648 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11649 Document new VSX functions and types.
11651 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11654 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11655 "wa", and "j" constraints. Modify "v" to talk about Altivec
11656 instead of just vector.
11658 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11661 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11662 location for phi arguments.
11663 (rewrite_update_phi_arguments): Find locations for reaching defs.
11664 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11665 Add location to add_phi_arg calls.
11666 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11667 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11668 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11669 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11670 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11671 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11672 * tree-phinodes.c (make_phi_node): Initialize location.
11673 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11674 (add_phi_arg): Add location parameter.
11675 (remove_phi_arg_num): Move location when moving phi argument.
11676 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11678 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11679 slpeel_update_phi_nodes_for_guard1,
11680 slpeel_update_phi_nodes_for_guard2,
11681 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11682 vect_loop_versioning): Set locations.
11683 * tree-parloops.c (create_phi_for_local_result,
11684 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11685 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11686 * tree-vect-loop.c (get_initial_def_for_induction,
11687 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11689 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11690 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11691 (gimple_phi_arg_set_location): New. Set locus.
11692 (gimple_phi_arg_has_location): New. Check for locus.
11693 (redirect_edge_var_map_location): New. Return locus from var_map.
11694 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11695 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11696 combining PHI arguments.
11697 (cond_store_replacement): Set location.
11698 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11699 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11700 scop_add_exit_phis_edge): Add locations.
11701 * tree-cfgcleanup.c (remove_forwarder_block,
11702 remove_forwarder_block_with_phi): Add locations.
11703 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11704 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11706 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11707 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11708 flush_pending_stmts): Add source location.
11709 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11710 stack to preserve locations.
11711 * tree-vect-stmts.c (vectorizable_load): Add location.
11712 * tree-inline.c (copy_phis_for_bb): Copy locus.
11713 (setup_one_parameter): Add call locus to inlined parameter stmts.
11714 (initialize_inlined_parameters): Pass in call location as parameter
11716 (tree_function_versioning): Pass location to setup_one_parameter.
11717 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11718 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11719 copy and edge lists.
11720 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11721 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11722 locus parameter and override the stmt default if provided.
11723 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11724 elim_graph_add_edge, elim_graph_remove_succ_edge,
11725 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11726 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11727 eliminate_phi): Add locus info in elimination graph for each edge and
11729 (insert_backedge_copies): Copy locus if present.
11730 * tree-flow.h (struct _edge_var_map): Add locus field.
11731 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11732 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11733 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11735 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11737 2009-07-30 Martin Jambor <mjambor@suse.cz>
11739 PR tree-optimization/40570
11740 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11741 use inlining loops.
11743 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11745 * ssa-loop-manip.c: Include langhooks.h.
11746 (rewrite_phi_with_iv): New.
11747 (rewrite_all_phi_nodes_with_iv): New.
11748 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11749 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11750 * tree-parloops.c (loop_parallel_p): Move out all conditions
11751 except dependency check.
11752 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11753 (gen_parallel_loop): Call canonicalize_loop_ivs without
11754 reduction_list argument.
11755 (build_new_reduction): New.
11756 (gather_scalar_reductions): New.
11757 (try_get_loop_niter): New.
11758 (try_create_reduction_list): New.
11759 (parallleize_loops): Change the parallel conditions check.
11760 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11761 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11763 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11765 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11767 * doc/options.texi (Option properties): Mention new quoting syntax.
11769 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11771 * config/alpha/alpha.c (alpha_start_function):
11772 Handle VMS_DEBUG_MAIN_POINTER
11773 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11774 * doc/invoke.texi: Document -mdebug-main switch.
11776 2009-07-29 Richard Henderson <rth@redhat.com>
11778 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11779 (cgraph_create_edge_including_clones): Likewise.
11780 * tree-inline.c (copy_bb): Operate on the correct edges
11781 when updating the callgraph.
11783 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11785 * config/alpha/vms-cc.c: Deleted.
11786 * config/alpha/vms-ld.c: Deleted.
11787 * config/alpha/t-vms64: Moved to config/vms
11788 * config/alpha/vms-crt0-64.c: Moved to config/vms
11789 * config/alpha/vms-crt0.c: Moved to config/vms
11790 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11791 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11792 * config/alpha/xm-vms.h: Moved to config/vms
11793 * config/alpha/x-vms: Moved to config/vms
11794 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11796 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11797 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11799 * config/vms/t-vms64: Moved here from config/alpha
11800 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11801 (argc,argv,envp): Enforce 32bit malloc'ing.
11802 * config/vms/vms-psxcrt0-64.c: Likewise.
11803 * config/vms/vms-crt0.c: Moved here from config/alpha.
11804 * config/vms/vms-psxcrt0.c: Likewise.
11805 * config/vms/vms-crtl-64.h: New file.
11806 * config/vms/vms-crtl.h: New file.
11807 * config/vms/vms.opt: New file.
11808 * config/vms/xm-vms64.h: New file.
11809 * config/vms/xm-vms.h: Moved here from config/alpha.
11810 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11812 * config/vms/x-vms: Moved here from config/alpha.
11813 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11814 (vms-ld.o, vms-cc.o): Removed.
11815 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11817 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11819 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11820 correct stack (obvious VMS fix).
11822 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11824 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11825 date, version info if VMS_DEBUGGING_INFO defined.
11826 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11827 size, date calculating code moved here.
11829 2009-07-29 Paul Brook <paul@codesourcery.com>
11831 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11834 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11837 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11838 to DImode when generating insq_le insn.
11840 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11842 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11843 New macro set for VMS_DEBUGGGING_INFO.
11844 (AT_string_form): Use it.
11846 2009-07-28 DJ Delorie <dj@redhat.com>
11848 * config/mep/mep.c (vtext_section): New.
11849 (vftext_section): New.
11850 (ftext_section): New.
11851 (mep_select_section): Add support for functions.
11852 (mep_unique_section): Likewise.
11853 (mep_asm_init_sections): Likewise.
11854 (mep_encode_section_info): Remove it from here.
11856 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11858 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11860 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11861 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11863 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11865 * dwarf2out.c (output_file_names): Test new macro
11866 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11867 (add_comp_dir_attribute): Likewise.
11869 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11871 * config/i386/mingw-w64.h (LINK_SPEC): Add
11872 separating space between commands.
11874 2009-07-28 Jan Hubicka <jh@suse.cz>
11876 PR tree-optimization/40759
11877 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11880 2009-07-27 DJ Delorie <dj@redhat.com>
11882 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11883 types are dword-aligned.
11884 (mep_expand_va_start): Likewise.
11886 2009-07-27 Olivier Hainque <hainque@adacore.com>
11887 Douglas B Rupp <rupp@gnat.com>
11889 * convert.c (convert_to_pointer): Don't assume the target
11890 pointer type is POINTER_SIZE long. Fetch its precision instead.
11892 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11894 * system.h (fopen): Undefine if macro.
11896 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11898 * dwarf2out.c (output_cfi_p): Removed.
11899 (output_cfis): New function.
11900 (output_fde): New function, split from output_call_frame_info.
11901 (output_call_frame_info): Use it.
11902 (dwarf2out_switch_text_section): Use output_cfis.
11904 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11906 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11907 TARGET_BI_ARCH is specified without enabling SJLJ.
11908 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11909 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11911 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11913 * arm.md (negdi2): Use DImode if forcing a value into a register.
11915 2009-07-26 Ira Rosen <irar@il.ibm.com>
11917 PR tree-optimization/40801
11918 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11919 of vector operand from the previous copy of vector statement.
11920 Pass the correct definition type value to
11921 vect_get_vec_def_for_stmt_copy().
11923 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11925 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11926 const char ** conversion.
11928 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11930 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11931 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11932 (gcc_unreachable): Invoke __builtin_unreachable() if
11933 !ENABLE_ASSERT_CHECKING.
11935 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11937 PR rtl-optimization/40445
11938 * emit-rtl.c (next_nonnote_insn_bb): New function.
11939 * rtl.h (next_nonnote_insn_bb): Declare new function.
11940 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11941 with no successors that is the successor of the ENTRY_BLOCK.
11942 Continue from the top after removing an empty fallthrough block.
11943 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11944 of next_nonnote_insn.
11946 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11948 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11950 2009-07-25 Martin Jambor <mjambor@suse.cz>
11952 * c-common.c (c_common_attribute_table): New element for noclone.
11953 (handle_noclone_attribute): New function. Forward-declare.
11954 * tree-inline.c (tree_versionable_function_p): Check for noclone
11956 * doc/extend.texi (Labels as Values): Document need for noclone.
11957 (Function Attributes): Document noclone attribute.
11959 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11961 PR rtl-optimization/34999
11962 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11963 and dw_fde_switched_cold_to_hot fields.
11964 (output_cfi_p): New function.
11965 (output_call_frame_info): If fde->dw_fde_switched_sections,
11966 output 2 FDEs instead of one with corrupted header.
11967 (dwarf2out_do_cfi_startproc): New function.
11968 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11969 and fde->dw_fde_switched_cold_to_hot.
11970 (dwarf2out_switch_text_section): Compute
11971 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11972 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11973 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11974 Otherwise, compute fde->dw_fde_switch_cfi.
11976 2009-07-24 Cary Coutant <ccoutant@google.com>
11978 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11980 2009-07-24 Cary Coutant <ccoutant@google.com>
11982 * cfghooks.c (split_block): Copy discriminator to new block.
11983 * tree-cfg.c (assign_discriminator): Check location of last
11984 instruction in block as well as first.
11986 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11988 * config/i386/linux.c: Use fputs or putc instead of fprintf
11990 * config/i386/gas.h: Ditto.
11991 * config/i386/x86-64.h: Ditto.
11992 * config/i386/att.h: Ditto.
11994 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11996 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11999 2009-07-24 Martin Jambor <mjambor@suse.cz>
12001 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12002 (ipa_push_func_to_list_1): Declare.
12003 (ipa_push_func_to_list): New function.
12005 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12006 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12007 (ipa_push_func_to_list): Removed.
12008 (ipa_pop_func_from_list): Clear node_enqueued flag.
12010 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12012 * config/s390/s390.c (override_options): Default
12013 max-unrolled-insns to 100 for z10 tuning.
12015 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12017 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12018 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12019 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12020 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12021 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12022 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12023 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12025 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12027 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12028 use default set in mingw32.h header.
12029 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12030 64-bit /mingw/include path.
12031 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12034 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12036 PR rtl-optimization/40209
12037 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12039 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12041 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12042 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12043 with the rest of string where appropriate. Use fputs or putc
12044 instead of fprintf where appropriate.
12046 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12047 Pat Haugen <pthaugen@us.ibm.com>
12048 Revital Eres <ERES@il.ibm.com>
12050 * config/rs6000/vector.md: New file. Move most of the vector
12051 expander support here from altivec.md to allow for the VSX vector
12052 unit in the future. Add support for secondary_reload patterns.
12053 Rewrite the patterns for vector comparison, and vector comparison
12054 predicate instructions so that the RTL expresses the desired
12055 behavior, instead of using unspec.
12057 * config/rs6000/constraints.md ("f" constraint): Use
12058 rs6000_constraints to hold the precalculated register class.
12059 ("d" constraint): Ditto.
12060 ("wd" constraint): New constraint for VSX.
12061 ("wf" constraint): Ditto.
12062 ("ws" constraint): Ditto.
12063 ("wa" constraint): Ditto.
12064 ("wZ" constraint): Ditto.
12065 ("j" constraint): Ditto.
12067 * config/rs6000/predicates.md (vsx_register_operand): New
12069 (vfloat_operand): New predicate for vector.md.
12070 (vint_operand): Ditto.
12071 (vlogical_operand): Ditto.
12072 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12073 (easy_vector_constant): Add VSX support.
12074 (altivec_indexed_or_indirect_operand): New predicate for
12075 recognizing Altivec style memory references with AND -16.
12077 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12078 for vector secondary reload support.
12079 (rs6000_vector_reg_class): Delete, replacing it with
12080 rs6000_constraints.
12081 (rs6000_vsx_reg_class): Ditto.
12082 (rs6000_constraints): New array to hold the register classes of
12083 each of the register constraints that can vary at runtime.
12084 (builtin_mode_to_type): New static array for builtin function type
12086 (builtin_hash_table): New static hash table for builtin function
12088 (TARGET_SECONDARY_RELOAD): Define target hook.
12089 (TARGET_IRA_COVER_CLASSES): Ditto.
12090 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12091 registers are 128 bits if VSX memory reference instructions are used.
12092 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12093 unit is being used.
12094 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12095 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12096 Print several of the scheduling related parameters.
12097 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12098 rs6000_constraints instead of rs6000_vector_reg_class. Move
12099 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12100 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12101 Altivec. Add VSX support. Setup for secondary reload support on
12102 Altivec/VSX registers.
12103 (rs6000_override_options): Make power7 set the scheduling groups
12104 like the power5. Add support for new debug switches to override
12105 the scheduling defaults. Temporarily disable -mcpu=power7 from
12106 setting -mvsx. Add support for debug switches -malways-hint,
12107 -msched-groups, and -malign-branch-targets.
12108 (rs6000_buitlin_conversion): Add support for returning unsigned
12109 vector conversion functions to fix regressions due to stricter
12111 (rs6000_builtin_mul_widen_even): Ditto.
12112 (rs6000_builtin_mul_widen_odd): Ditto.
12113 (rs6000_builtin_vec_perm): Ditto.
12114 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12115 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12116 to zero a register.
12117 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12118 generated upstream.
12119 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12120 VSX types for bit operations. Changes to accomidate vector.md.
12121 (bdesc_2arg): Ditto.
12122 (bdesc_1arg): Ditto.
12123 (struct builtin_description_predicates): Rewrite predicate
12124 handling so that RTL describes the operation, instead of passing
12125 the instruction to be used as a string argument.
12126 (bdesc_altivec_preds): Ditto.
12127 (altivec_expand_predicate_builtin): Ditto.
12128 (altivec_expand_builtin): Ditto.
12129 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12130 statement for vsldoi support.
12131 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12132 (altivec_expand_st_builtin): Ditto.
12133 (paired_expand_builtin): Whitespace changes.
12134 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12135 builtin_mode_to_type table for secondary reload. Call
12136 builtin_function_type to build random builtin functions.
12137 (altivec_init_builtins): Change to use builtin_function_type to
12138 create builtin function types dynamically as we need them.
12139 (builtin_hash_function): New support for hashing the tree types
12140 for builtin function as we need it, rather than trying to build
12141 all of the trees that we need. Add initial preliminary VSX support.
12142 (builtin_function_type): Ditto.
12143 (builtin_function_eq): Ditto.
12144 (builtin_hash_struct): Ditto.
12145 (rs6000_init_builtins): Ditto.
12146 (rs6000_common_init_builtins): Ditto.
12147 (altivec_init_builtins): Ditto.
12148 (rs6000_common_init_builtins): Ditto.
12149 (enum reload_reg_type): New enum for simplifing reg classes.
12150 (rs6000_reload_register_type): Simplify register classes into GPR,
12151 Vector, and other registers. Altivec and VSX addresses in reload.
12152 (rs6000_secondary_reload_inner): Ditto.
12153 (rs6000_ira_cover_classes): New target hook, that returns the
12154 appropriate cover classes, based on -mvsx being used or not.
12155 (rs6000_secondary_reload_class): Add VSX support.
12156 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12157 (get_vsel_insn): Ditto.
12158 (rs6000_emit_vector_compare): Rewrite vector conditional support
12159 so that where we can, we use RTL operators, instead of blindly use
12161 (rs6000_emit_vector_select): Ditto.
12162 (rs6000_emit_vector_cond_expr): Ditto.
12163 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12164 (create_TOC_reference): Add -mdebug=addr support.
12165 (emit_frame_save): VSX loads/stores need register indexed addressing.
12167 * config/rs6000/rs6000.md: Include vector.md.
12169 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12171 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12172 support for V2DI, V2DF in logical, permute, select operations.
12174 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12175 switch for vsx/power7.
12176 (-mvsx-scalar-memory): Ditto.
12177 (-mvsx-align-128): Ditto.
12178 (-mallow-movmisalign): Ditto.
12179 (-mallow-df-permute): Ditto.
12180 (-msched-groups): Ditto.
12181 (-malways-hint): Ditto.
12182 (-malign-branch-targets): Ditto.
12184 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12186 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12187 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12188 (rs6000_vector_reg_class): Delete.
12189 (rs6000_vsx_reg_class): Ditto.
12190 (enum rs6000_reg_class_enum): New enum for the constraints that
12191 vary based on target switches.
12192 (rs6000_constraints): New array to hold the register class for all
12193 of the register constraints that vary based on the switches used.
12194 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12195 (enum rs6000_builtins): Add unsigned varients for the builtin
12196 declarations returned by target hooks for expanding multiplies,
12197 select, and permute operations. Add VSX builtins.
12198 (enum rs6000_builtin_type_index): Add entries for VSX.
12199 (V2DI_type_node): Ditto.
12200 (V2DF_type_node): Ditto.
12201 (unsigned_V2DI_type_node): Ditto.
12202 (bool_long_type_node): Ditto.
12203 (intDI_type_internal_node): Ditto.
12204 (uintDI_type_internal_node): Ditto.
12205 (double_type_internal_node): Ditto.
12207 * config/rs6000/altivec.md (whole file): Move all expanders to
12208 vector.md from altivec.md. Rename insn matching functions to be
12210 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12211 (altivec_vcmp*): Ditto.
12212 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12213 (VM): New iterator for moves that includes the VSX types.
12214 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12215 (altivec_vperm_<mode>_uns): New, for unsigned types.
12216 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12217 (altivec_eq<mode>): Ditto.
12218 (altivec_gt<mode>): Ditto.
12219 (altivec_gtu<mode>): Ditto.
12220 (altivec_eqv4sf): Ditto.
12221 (altivec_gev4sf): Ditto.
12222 (altivec_gtv4sf): Ditto.
12223 (altivec_vcmpbfp_p): Ditto.
12225 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12227 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12230 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12233 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12234 ASM_SHORT instead of .word.
12235 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12236 instead of .word in asm template.
12238 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12241 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12242 (process_bb_node_lives): Use it.
12244 * ira.c (setup_cover_and_important_classes): Don't setup
12245 ira_important_class_nums. Add cover classes to the end of
12247 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12249 (find_reg_class_closure): Use reorder_important_classes.
12251 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12253 * config/i386/i386.c (i386_ira_cover_classes): New function.
12254 (TARGET_IRA_COVER_CLASSES): Redefine.
12256 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12257 importance of order of cover classes in the array.
12259 2009-07-22 Diego Novillo <dnovillo@google.com>
12261 * tree-pass.h (TDF_EH): Define.
12262 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12263 contains TDF_EH, print the EH region number holding GS.
12264 * tree-dump.c (dump_options): Add "eh".
12265 * doc/invoke.texi: Document it.
12267 2009-07-22 Doug Kwan <dougkwan@google.com>
12269 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12271 2009-07-22 Michael Matz <matz@suse.de>
12273 PR tree-optimization/35229
12274 PR tree-optimization/39300
12276 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12277 (inhibit_phi_insertion): New function.
12278 (insert_into_preds_of_block): Call it for REFERENCEs.
12279 (init_pre): Initialize and finalize scalar evolutions.
12280 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12282 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12284 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12285 Use CONST_VECTOR_NUNITS to determine number of elements.
12287 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12289 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12290 (U, W): Constraints are now deprecated and will be removed if we
12291 run out of letters.
12292 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12294 ("prefetch"): Add the stcmh instruction for prefetching.
12295 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12297 (s390_short_displacement): Return always true if compiling for
12298 machines not providing the long displacement facility.
12299 (s390_mem_constraint): Support the new constraint letter Z.
12300 (s390_check_qrst_address): New function.
12302 2009-07-21 DJ Delorie <dj@redhat.com>
12304 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12307 2009-07-21 Jason Merrill <jason@redhat.com>
12309 * c-common.c (max_tinst_depth): Increase default to 1024.
12311 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12314 (vec_unpacku_float_lo_v4si): Ditto.
12316 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12319 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12320 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12321 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12322 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12324 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12326 PR tree-optimization/40813
12327 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12330 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12332 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12333 with a NOP_EXPR if needed.
12335 2009-07-21 Paul Brook <paul@codesourcery.com>
12337 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12338 Terminate debug dump with newline.
12340 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12342 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12343 Cast "1" to unsigned HOST_WIDE_INT.
12344 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12345 deposit length to the maximum length - lsb. Extend length if
12346 HOST_BITS_PER_WIDE_INT is 32.
12348 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12350 * cgraph.h (constant_pool_htab): New function.
12351 (constant_descriptor_tree): Move from varasm.c.
12352 * varasm.c (constant_pool_htab): New function.
12353 (constant_descriptor_tree): Move to cgraph.h.
12355 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12357 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12359 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12361 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12364 2009-07-20 Xinliang David Li <davidxl@google.com>
12366 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12368 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12370 * config/mips/mips.md (move_type): Add arith.
12371 (type): Handle arith.
12372 (zero_extendsidi2): Rename this into ...
12373 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12374 (zero_extendsidi2): New expander.
12375 (*zero_extendsidi2_dext): New pattern.
12377 2009-07-20 Nick Clifton <nickc@redhat.com>
12379 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12380 to set MIPS_ABI_DEFAULT.
12381 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12383 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12385 * tree-object-size.c (addr_object_size): Handle unions with
12386 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12388 PR tree-optimization/40792
12389 * tree.c (build_function_type_skip_args): Remove bogus assert.
12391 2009-07-20 Jan Hubicka <jh@suse.cz>
12392 Martin Jambor <mjambor@suse.cz>
12394 * cgraph.h (combined_args_to_skip): New field.
12395 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12396 combined_args_to_skip and args_to_skip.
12397 * tree-inline.c (update_clone_info): New function.
12398 (tree_function_versioning): Call update_clone_info.
12399 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12401 (cgraph_materialize_all_clones): More extensive dumping, working
12402 with combined_args_to_skip rather than args_to_skip.
12404 2009-07-20 Ira Rosen <irar@il.ibm.com>
12406 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12407 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12408 (get_initial_def_for_reduction): Likewise.
12409 (vectorizable_reduction): Skip the check of first operand in case
12410 of COND_EXPR. Add check that it is outer loop vectorization if
12411 nested cycle was detected. Call vectorizable_condition() for
12412 COND_EXPR. If reduction epilogue cannot be created do not fail for
12413 nested cycles (if it is not double reduction). Assert that there
12414 is only one type in the loop in case of COND_EXPR. Call
12415 vectorizable_condition() to vectorize COND_EXPR.
12416 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12417 Add parameters. Allow nested cycles if called from
12418 vectorizable_reduction(). Use reduction vector variable if provided.
12419 (vect_analyze_stmt): Call vectorizable_reduction() before
12420 vectorizable_condition().
12421 (vect_transform_stmt): Update call to vectorizable_condition().
12423 2009-07-20 Christian Bruel <christian.bruel@st.com>
12425 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12426 * doc/invoke.texi (-mfmovd): Likewise.
12427 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12429 2009-07-20 Jan Hubicka <jh@suse.cz>
12431 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12432 when handling SSA name.
12434 2009-07-19 Jan Hubicka <jh@suse.cz>
12436 PR tree-optimization/40676
12437 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12438 virtual PHIs in empty BBs.
12440 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12442 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12443 re-expanded the compound use gen_lowpart instead to convert to the
12446 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12448 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12449 OUTER_CONST arguments.
12450 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12451 the new wider mode will be masked off.
12452 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12454 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12456 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12457 high-order bits are zero.
12459 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12461 * combine.c (simplify_shift_const_1): Split code to determine
12462 shift_mode into ...
12463 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12464 new bits shifted in are identical to the old sign bit.
12466 2009-07-18 Richard Guenther <rguenther@suse.de>
12469 * gimplify.c (gimplify_call_expr): Reject code using results from
12470 functions returning void.
12472 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12474 * doc/md.texi: Document the new PowerPC "es" constraint.
12475 Document that "m" can include automodified addresses on this target,
12476 and explain how %U must be used. Extend the "Q" and "Z" documentation
12477 to suggest "es" as well as "m".
12478 * config/rs6000/constraints.md (es): New memory constraint.
12479 (Q, Z): Update strings to match new documentation.
12481 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12483 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12484 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12485 * config/rs6000/predicates.md (volatile_mem_operand): Use
12486 offsettable_nonstrict_memref_p.
12487 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12488 (*floatunssidf2_internal): Likewise.
12489 (*fix_truncdfsi2_internal): Likewise.
12490 (*fix_trunctfsi2_internal): Likewise.
12492 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12494 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12495 atmega32u2 devices.
12496 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12498 2009-07-17 Richard Guenther <rguenther@suse.de>
12501 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12502 (pass_warn_unused_result): Likewise.
12503 (TODO_set_props): Remove.
12504 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12506 (pass_diagnose_omp_blocks): Define.
12507 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12508 (c_gimple_diagnostics_recursively): Remove.
12509 (finish_function): Do not call it.
12510 (c_write_global_declarations): Continue after errors.
12511 Finalize the CU here.
12512 * c-gimplify.c (c_genericize): Do not gimplify here.
12513 * c-common.c (c_warn_unused_result): Move ...
12514 * tree-cfg.c (do_warn_unused_result): ... here.
12515 (run_warn_unused_result): New function.
12516 (gate_warn_unused_result): New function.
12517 (pass_warn_unused_result): New pass.
12518 * c-common.h (c_warn_unused_result): Remove.
12519 * flags.h (flag_warn_unused_result): Declare.
12520 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12521 * opts.c (flag_warn_unused_result): Initialize to false.
12522 * toplev.c (compile_file): Add comment.
12523 * omp-low.c (create_omp_child_function): Do not register
12524 the function with the frontend.
12525 (diagnose_omp_structured_block_errors): Prepare to be
12526 called as optimization pass.
12527 (gate_diagnose_omp_blocks): New function.
12528 (pass_diagnose_omp_blocks): New pass.
12529 * cgraph.h (cgraph_optimize): Remove.
12530 (cgraph_analyze_function): Likewise.
12531 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12532 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12533 before their parents here.
12534 (cgraph_finalize_function): Not here.
12535 (cgraph_analyze_function): Gimplify functions here.
12536 (cgraph_finalize_compilation_unit): Continue after errors.
12537 Optimize the callgraph from here.
12538 (cgraph_optimize): Make static.
12539 * langhooks.c (write_global_declarations): Finalize the CU.
12540 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12541 (gimplify_function_tree): Assert we gimplify only once.
12542 Set PROP_gimple_any property.
12543 * tree-nested.c (gimplify_all_functions): New function.
12544 (lower_nested_functions): Gimplify all nested functions.
12545 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12546 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12547 and pass_diagnose_omp_blocks after gimplification. Do not
12548 set TODO_set_props on all_lowering_passes.
12549 (execute_one_pass): Do not handle TODO_set_props.
12550 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12551 (gimplify.o): Add tree-pass.h dependency.
12552 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12553 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12554 (unsave_r): Likewise.
12555 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12556 temporary variable.
12558 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12560 * doc/service.texi (Service): Restore previously removed link,
12561 which isn't broken after all.
12563 2009-07-17 Richard Guenther <rguenther@suse.de>
12565 PR tree-optimization/40321
12566 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12567 PHI nodes to the maximal set.
12568 (make_values_for_phi): Add PHI arguments to the maximal set.
12569 (execute_pre): Dump PHI_GEN and the maximal set.
12571 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12574 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12577 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12579 * doc/extend.texi (Nested Functions): Replace broken link with
12581 * doc/service.texi (Service): Remove broken link.
12583 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12586 * builtins.c (expand_builtin_memcmp): Use loc instead of
12587 EXPR_LOCATION (exp).
12588 (expand_builtin_strncmp): Likewise.
12590 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12591 Manuel López-Ibáñez <manu@gcc.gnu.org>
12594 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12595 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12596 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12597 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12598 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12599 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12600 tree-inline.c, c-common.c, c-common.h, gimple.c,
12601 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12602 convert.c: Add location argument to fold_{unary,binary,ternary},
12603 fold_build[123], build_call_expr, build_size_arg,
12604 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12605 fold_build1_initializer, fold_build2_initializer,
12606 fold_build3_initializer, fold_build_call_array,
12607 fold_build_call_array_initializer, fold_single_bit_test,
12608 omit_one_operand, omit_two_operands, invert_truthvalue,
12609 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12610 combine_comparisons, fold_builtin_*, fold_call_expr,
12611 build_range_check, maybe_fold_offset_to_address, round_up,
12614 2009-07-16 Jason Merrill <jason@redhat.com>
12617 * c-common.c (c_common_reswords): Add __is_standard_layout
12619 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12620 * doc/implement-cxx.texi: New.
12621 * doc/gcc.texi: Include it.
12623 2009-07-16 DJ Delorie <dj@redhat.com>
12625 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12626 compares that may be indirectly affected by previous instructions.
12628 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12630 * builtins.c (do_mpc_arg2): New.
12631 (fold_builtin_2): Fold builtin cpow.
12632 * real.h (HAVE_mpc_pow): New.
12634 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12636 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12637 comparison to skip unprofitable schedule
12639 2009-07-16 Simon Baldwin <simonb@google.com>
12641 * gcc.c (option_map): New flag -no-canonical-prefixes.
12642 * (display_help): Print help text for new flag.
12643 * (process_command): Move options translation and language specifics
12644 and handle new flag early. Use it to set a function pointer to a
12645 prefix builder. Replace make_relative_prefix calls with calls to
12646 the function pointed to. Ignore new flag in regular options handling.
12647 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12649 2009-07-15 DJ Delorie <dj@redhat.com>
12651 * config/mep/mep.md (sibcall_internal): Change register to avoid
12652 argument registers.
12653 (sibcall_value_internal): Likewise.
12655 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12657 PR rtl-optimization/40710
12658 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12660 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12662 * config/mips/mips.md (*extenddi_truncate<mode>,
12663 *extendsi_truncate<mode>): Change type attribute to move_type
12664 with shift_shift. Split out code handling exts from here ...
12665 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12667 (*extendhi_truncateqi): Change type attribute to move_type with
12668 shift_shift. Split out code handling exts from here ...
12669 (*extendhi_truncateqi_exts): ... to this new pattern.
12671 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12673 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12674 instead of "and" with inverted sign bit mask value. Use
12675 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12676 Allocate registers only for operand 4 and operand 5.
12678 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12680 PR middle-end/40747
12681 * fold-const.c (fold_cond_expr_with_comparison): When folding
12682 < and <= to MIN, make sure the MIN uses the same type as the
12683 comparison's operands.
12685 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12687 * arm.md (ior_xor): New code iterator.
12688 (split for ior/xor with shift and zero-extend): New split pattern.
12689 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12691 2009-07-15 Richard Guenther <rguenther@suse.de>
12693 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12696 2009-07-15 Richard Guenther <rguenther@suse.de>
12698 PR middle-end/40753
12699 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12701 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12703 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12704 handle 2.6.30 kernel.
12706 2009-07-15 DJ Delorie <dj@redhat.com>
12708 * config/mep/mep.md (sibcall_internal): Change register to allow
12709 for 24-bit addresses.
12710 (sibcall_value_internal): Likewise.
12712 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12714 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12715 that are enabled/disabled by the flags introduced by a previous patch.
12717 2009-07-14 DJ Delorie <dj@redhat.com>
12719 * config/mep/mep.md (sibcall_internal): Include non-toggling
12721 (sibcall_value_internal): Likewise.
12723 2009-07-14 Taras Glek <tglek@mozilla.com>
12724 Rafael Espindola <espindola@google.com>
12726 * doc/sourcebuild.texi: Document install-plugin target.
12727 * configure.ac: Added install-plugin target to language makefiles.
12728 * configure: Regenerate.
12729 * Makefile.in (install-plugin): Install more headers,
12730 depend on lang.install-plugin.
12732 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12734 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12737 2009-07-14 DJ Delorie <dj@redhat.com>
12739 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12740 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12741 * config/mep/mep.md (sibcall_internal): Change test from
12742 mep_vliw_mode_match to mep_vliw_jmp_match.
12743 (sibcall_value_internal): Likewise.
12745 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12747 * config/i386/sse.md (copysign<mode>3): New expander.
12748 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12749 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12750 Use ix86_build_const_vector.
12751 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12752 IX86_BUILTIN_CPYSGNPD.
12753 (builtin_description): Add __builtin_ia32_copysignps and
12754 __builtin_ia32_copysignpd.
12755 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12756 and BUILT_IN_COPYSIGNF.
12758 2009-07-13 Jason Merrill <jason@redhat.com>
12760 * builtins.c (can_trust_pointer_alignment): New fn.
12761 (get_pointer_alignment): Factor it out from here.
12762 * tree.h: Declare it.
12764 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12766 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12769 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12773 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12775 2009-07-14 Richard Guenther <rguenther@suse.de>
12776 Andrey Belevantsev <abel@ispras.ru>
12778 PR middle-end/40745
12779 * cfgexpand.c (partition_stack_vars): Do not bother to update
12780 alias information when not optimizing.
12782 2009-07-14 Richard Guenther <rguenther@suse.de>
12783 Andrey Belevantsev <abel@ispras.ru>
12785 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12786 (pt_solution_set): Likewise.
12787 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12788 * tree-ssa-structalias.c (pt_solution_set): New function.
12789 * final.c (rest_of_clean_state): Free SSA data structures.
12790 * print-rtl.c (print_decl_name): Remove.
12791 (print_mem_expr): Implement in terms of print_generic_expr.
12792 * alias.c (ao_ref_from_mem): New function.
12793 (rtx_refs_may_alias_p): Likewise.
12794 (true_dependence): Query alias-export info.
12795 (canon_true_dependence): Likewise.
12796 (write_dependence_p): Likewise.
12797 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12799 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12800 (mem_expr_equal_p): Use operand_equal_p.
12801 (set_mem_attributes_minus_bitpos): Do not use
12802 component_ref_for_mem_expr.
12803 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12804 (update_alias_info_with_stack_vars): Likewise.
12805 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12806 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12807 explicitly nor clear stmt operands.
12808 Free the decl-to-pointer map.
12809 * tree-optimize.c (execute_free_datastructures): Do not free
12810 SSA data structures here.
12811 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12812 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12813 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12815 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12817 2009-07-13 DJ Delorie <dj@redhat.com>
12819 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12820 unrolling at the right iteration count.
12822 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12825 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12827 * haifa-sched.c (rank_for_schedule): Introduced flags to
12828 enable/disable individual scheduling heuristics.
12829 * common.opt: Introduced flags to enable/disable individual
12830 heuristics in the scheduler.
12831 * doc/invoke.texi: Introduced flags to enable/disable individual
12832 heuristics in the scheduler.
12834 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12836 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12837 config/i386/mingw-tls.c.
12838 * config/i386/mingw-tls.c: Removed.
12840 2009-07-13 Ira Rosen <irar@il.ibm.com>
12842 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12843 checks access only relevant statements.
12844 (vectorizable_reduction): Likewise.
12846 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12848 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12849 just for 32-bit case.
12851 2009-07-12 Jan Hubicka <jh@suse.cz>
12853 PR tree-optimization/40585
12854 * except.c (expand_resx_expr): When there already is resume
12855 instruction, produce linked list.
12856 (build_post_landing_pads): Assert that resume is empty.
12857 (connect_post_landing_pads): Handle resume lists.
12858 (dump_eh_tree): Dump resume list.
12860 2009-07-12 Ira Rosen <irar@il.ibm.com>
12862 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12863 with additional argument.
12864 * tree-vectorizer.h (enum vect_def_type): Add
12865 vect_double_reduction_def.
12866 (vect_is_simple_reduction): Add argument.
12867 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12869 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12870 vect_is_simple_reduction with additional argument.
12871 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12873 (reduction_code_for_scalar_code): Handle additional codes by
12874 returning ERROR_MARK for them. Fix comment and indentation.
12875 (vect_is_simple_reduction): Fix comment, add argument to specify
12876 double reduction. Detect double reduction.
12877 (get_initial_def_for_induction): Fix indentation.
12878 (get_initial_def_for_reduction): Fix comment and indentation.
12879 Handle double reduction. Create initial definitions that do not
12880 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12881 (vect_create_epilog_for_reduction): Fix comment, add argument to
12882 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12883 epilogue result extraction. Create double reduction phi node and
12884 replace relevant uses.
12885 (vectorizable_reduction): Call vect_is_simple_reduction with
12886 additional argument. Fix indentation. Update epilogue code treatment
12887 according to the changes in reduction_code_for_scalar_code. Check
12888 for double reduction. Call vect_create_epilog_for_reduction with
12889 additional argument.
12890 * tree-vect-stmts.c (process_use): Handle double reduction, update
12892 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12893 (vect_get_vec_def_for_operand): Likewise.
12895 2009-07-12 Danny Smith <dansmister@gmail.com>
12897 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12898 dllexport if !TREE_PUBLIC.
12899 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12901 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12903 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12904 (avr_extra_arch_macro) Remove declatation.
12905 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12906 (avr_extra_arch_macro) Declare as static.
12907 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12909 2009-07-11 Jan Hubicka <jh@suse.cz>
12911 PR middle-end/48388
12912 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12914 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12917 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12918 cold_in_std_section bits.
12919 (dwarf2out_begin_prologue): Initialize them.
12920 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12921 if already covered by text_section or cold_text_section range.
12923 PR rtl-optimization/40667
12924 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12925 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12926 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12927 * config/i386/i386.c (ix86_minimum_alignment): New function.
12928 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12929 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12930 * emit-rtl.c (gen_reg_rtx): Likewise.
12931 * function.c (assign_parms): Likewise. If nominal_type needs
12932 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12933 rather than passed_type's alignment.
12936 * function.c (assign_parm_setup_stack): Adjust
12937 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12938 from nominal_mode on big endian.
12940 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12942 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12944 2009-07-10 DJ Delorie <dj@redhat.com>
12946 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12948 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12950 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12952 (thumb2_cbnz): Likewise.
12954 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12957 * config.gcc (supported_defaults): Add synci.
12958 (with_synci): Add validation.
12959 (all_defaults): Add synci.
12960 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12963 * config/mips/mips.opt (msynci): New option.
12964 * config/mips/mips.c (mips_override_options): Warn on use of
12965 -msynci for targets that do now support it.
12966 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12968 * gcc/doc/invoke.texi (-msynci): Document the new option.
12969 * doc/install.texi (--with-synci): Document the new option.
12971 2009-07-10 Richard Guenther <rguenther@suse.de>
12973 PR tree-optimization/40496
12974 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12975 the PHI result with a compatible type.
12977 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12981 * c.opt (Wunused-result): New.
12982 * doc/invoke.texi: Document it.
12983 * c-common.c (c_warn_unused_result): Use it.
12985 2009-07-09 DJ Delorie <dj@redhat.com>
12987 * targhooks.c (default_target_can_inline_p): Rename from
12988 default_target_option_can_inline_p.
12989 * targhooks.h (default_target_can_inline_p): Likewise.
12990 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12991 TARGET_OPTION_CAN_INLINE_P.
12992 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12993 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12994 (mep_target_can_inline_p): Rename from
12995 mep_target_option_can_inline_p.
12998 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12999 registers used to pass vectors.
13001 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13003 2009-07-09 Tom Tromey <tromey@redhat.com>
13005 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13006 * config/mmix/mmix.c: Include dwarf2.h.
13007 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13008 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13009 * config/sh/sh.c: Include dwarf2.h.
13010 * config/i386/i386.c: Include dwarf2.h.
13011 * Makefile.in (DWARF2_H): Remove 'elf'.
13012 * except.c: Include dwarf2.h.
13013 * unwind-dw2.c: Include dwarf2.h.
13014 * dwarf2out.c: Include dwarf2.h.
13015 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13016 * unwind-dw2-fde.c: Include dwarf2.h.
13017 * dwarf2asm.c: Include dwarf2.h.
13019 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13021 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13022 (max_issue): Use it.
13023 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13025 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13026 (region_sched_info): Update.
13027 * sched-ebb.c (ebb_sched_info): Update.
13028 * modulo-sched.c (sms_sched_info): Update.
13029 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13031 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13033 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13035 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13037 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13039 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13041 PR middle-end/40692
13042 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13043 arg1 with arg01 if arg1 is already INTEGER_CST.
13045 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13047 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13048 Transform (and (truncate)) into (truncate (and)).
13050 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13052 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13053 creating LHS paradoxical subregs. Fix surrounding returns to
13054 use NULL_RTX rather than 0.
13056 2009-07-08 DJ Delorie <dj@redhat.com>
13058 * config/mep/mep.c (mep_option_can_inline_p): New.
13059 (TARGET_OPTION_CAN_INLINE_P): Define.
13061 2009-07-08 Mark Wielaard <mjw@redhat.com>
13064 * dwarf2out.c (add_data_member_location_attribute): When we have
13065 only a constant offset don't emit a new location description using
13066 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13069 2009-07-08 Richard Henderson <rth@redhat.com>
13072 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13073 (enum reg_class): Add CLOBBERED_REGS.
13074 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13075 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13076 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13077 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13078 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13079 force 64-bit sibcalls into R11.
13080 * config/i386/constraints.md (U): New constraint.
13081 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13082 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13083 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13085 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13087 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13089 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13090 * ebitmap.h (dump_ebitmap): Ditto.
13091 * optabs.h (optab_libfunc): Ditto.
13092 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13093 * tree-flow.h (vect_can_force_dr_alignment_p,
13094 get_vectype_for_scalar_type): Ditto.
13095 (vectorize_loops): Move prototype to ...
13096 * tree-vectorizer.h: ... here. Also, adjust comment.
13097 (vect_set_verbosity_level): Remove duplicate prototype.
13098 * tree-ssa-loop.c: Include tree-vectorizer.h.
13099 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13101 2009-07-08 Nick Clifton <nickc@redhat.com>
13103 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13106 2009-07-08 DJ Delorie <dj@redhat.com>
13108 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13109 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13110 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13112 * config/mep/intrinsics.md: Regenerated.
13113 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13114 registers when asm() or calls are detected.
13116 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13119 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13121 * gimple (gimple_build_call_from_tree): Likewise.
13122 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13123 no_warning flag before warning.
13125 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13127 * tree.c (set_expr_locus): Remove.
13128 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13129 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13131 * gimplify.c (internal_get_tmp_var): Likewise.
13132 (gimplify_call_expr): Likewise.
13133 (gimplify_one_sizepos): Likewise.
13135 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13138 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13139 to variables for debugging purposes.
13141 2009-06-23 Mark Loeser <mark@halcy0n.com>
13144 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13146 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13148 * pretty-print.c (pp_base_format): Remove %J.
13149 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13150 gcc_cxxdiag_char_table): Likewise.
13151 (init_dynamic_diag_info): Likewise.
13153 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13155 * pretty-print.c (pp_base_format): Remove %H.
13156 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13157 gcc_cxxdiag_char_table): Likewise.
13158 (init_dynamic_diag_info): Likewise.
13159 * config/mep/mep.c (mep_select_section): Likewise.
13161 2009-07-07 Duncan Sands <baldrick@free.fr>
13163 * final.c (pass_clean_state): Give the pass a name.
13164 * passes.c (pass_rest_of_compilation): Likewise.
13165 * tree-optimize.c (pass_all_optimizations): Likewise.
13167 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13169 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13170 an extra 'decl' for error_at.
13172 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13174 PR middle-end/40669
13175 * tree-tailcall.c (adjust_return_value_with_ops,
13176 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13177 if it has complex or vector type.
13179 2009-07-07 Olivier Hainque <hainque@adacore.com>
13181 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13184 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13186 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13188 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13190 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13191 * c-decl.c: Likewise.
13192 * function.c: Likewise.
13193 * varasm.c: Likewise.
13194 * tree-ssa.c: Likewise.
13195 * c-common.c: Likewise.
13196 * tree-cfg.c: Likewise.
13197 * config/spu/spu.c: Likewise.
13198 * config/ia64/ia64.c: Likewise.
13199 * config/v850/v850.c: Likewise.
13201 2009-07-06 DJ Delorie <dj@redhat.com>
13203 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13204 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13205 unspecified accesses to control registers.
13206 * config/mep/intrinsics.md: Regenerate.
13207 * config/mep/intrinsics.h: Regenerate.
13208 * config/mep/mep-intrin.h: Regenerate.
13210 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13212 * c-lex.c: Replace %H by an explicit location. Update all calls.
13213 * c-common.c: Likewise.
13214 * c-decl.c: Likewise.
13215 * c-typeck.c: Likewise.
13216 * fold-const.c: Likewise.
13217 * gimplify.c: Likewise.
13218 * stmt.c: Likewise.
13219 * tree-cfg.c: Likewise.
13220 * tree-ssa-loop-niter.c: Likewise.
13221 * tree-vrp.c: Likewise.
13222 * value-prof.c: Likewise.
13224 2009-07-06 Diego Novillo <dnovillo@google.com>
13226 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13227 if it has one. Handle cases where VAR does not have an
13228 annotation or cfun is NULL.
13230 2009-07-06 Diego Novillo <dnovillo@google.com>
13232 * tree.c: Include debug.h.
13233 (initialize_tree_contains_struct): New.
13234 (init_ttree): Call it.
13235 (tree_node_structure_for_code): Factor out of ...
13236 (tree_node_structure): ... here.
13237 * treestruct.def (TS_PHI_NODE): Remove.
13238 (TS_GIMPLE_STATEMENT): Remove.
13240 2009-07-06 Diego Novillo <dnovillo@google.com>
13242 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13243 (debug_tree_chain): Handle cycles.
13245 2009-07-06 Nick Clifton <nickc@redhat.com>
13246 DJ Delorie <dj@redhat.com>
13248 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13249 __FMOVD_ENABLED__ is defined.
13251 (TARGET_FMOVD): Provide a default definition.
13252 (MASK_FMOVD): Likewise.
13253 (TARGET_CPU_CPP_BUILTINS): Define
13254 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13255 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13256 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13257 (split for DF load from memory into register): Also handle
13258 MEMs which consist of REG+DISP addressing.
13259 (split for DF store from register to memory): Likewise.
13260 (movsf_ie): Always use single fp_mode.
13261 * config/sh/sh.c (sh_override_options): Do not automatically
13262 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13263 that to the -mfmovd command line switch.
13264 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13265 (fldi_ok): Always allow.
13266 * config/sh/sh.opt (mfmovd): Remove this switch.
13267 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13269 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13270 Kaz Kojima <kkojima@gcc.gnu.org>
13272 PR rtl-optimization/30807
13273 * postreload.c (reload_combine): For every new use of REG_SUM,
13274 record the use of BASE.
13276 2009-07-06 Jan Hubicka <jh@suse.cz>
13278 * params.def: Revert my accidental commit at 2009-06-30.
13280 2009-07-04 Ian Lance Taylor <iant@google.com>
13283 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13285 (mingw_format_attribute_overrides): Likewise.
13287 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13290 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13291 don't check cfa.reg. Instead of cfa.indirect use
13292 fde && fde->drap_reg != INVALID_REGNUM test.
13294 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13296 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13298 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13301 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13303 2009-07-03 Richard Guenther <rguenther@suse.de>
13305 PR tree-optimization/40640
13306 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13309 2009-07-03 Jan Hubicka <jh@suse.cz>
13311 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13312 for size, reduce amount of inlining.
13314 2009-07-03 Richard Guenther <rguenther@suse.de>
13316 PR middle-end/34163
13317 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13318 if t +- x is known to not overflow and the conversion widens the
13320 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13322 2009-07-03 Jan Hubicka <jh@suse.cz>
13324 * ipa-pure-const.c (analyze): Update loop optimizer init.
13325 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13326 try_remove_empty_loop, remove_empty_loops): Remove.
13327 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13328 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13329 to mark regular loops as neccesary.
13330 (degenerate_phi_p): New function.
13331 (propagate_necessity, remove_dead_phis): Use it.
13332 (forward_edge_to_pdom): Likewise.
13333 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13334 virtual PHI nodes that became unreachable.
13335 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13336 * tree-flow.h (remove_empty_loops): Remove.
13337 * passes.c (init_optimization_passes): Remove.
13339 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13341 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13342 can_create_pseudo_p.
13343 (*fix_trunc<mode>_i387_1): Ditto.
13344 (*floathi<mode>2_1): Ditto.
13345 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13346 (*fistdi2_1): Ditto.
13347 (*fist<mode>2_1): Ditto.
13348 (frndintxf2_floor): Ditto.
13349 (*fist<mode>2_floor_1): Ditto.
13350 (frndintxf2_ceil): Ditto.
13351 (*fist<mode>2_ceil_1): Ditto.
13352 (frndintxf2_trunc): Ditto.
13353 (frndintxf2_mask_pm): Ditto.
13354 (fxam<mode>2_i387_with_temp): Ditto.
13355 * config/i386/sse.md (mulv16qi3): Ditto.
13356 (*sse2_mulv4si3): Ditto.
13358 (sse4_2_pcmpestr): Ditto.
13359 (sse4_2_pcmpistr): Ditto.
13361 2009-07-03 Jan Hubicka <jh@suse.cz>
13363 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13364 (mark_stmt_necessary): Set it.
13365 (mark_operand_necessary): Set it.
13366 (mark_control_dependent_edges_necessary): Set it.
13367 (mark_virtual_phi_result_for_renaming): New function.
13368 (get_live_post_dom): New function.
13369 (forward_edge_to_pdom): New function.
13370 (remove_dead_stmt): Fix handling of control dependences.
13371 (tree_dce_init): Init new bitmap.
13372 (tree_dce_done): Free it.
13374 2009-07-02 Richard Guenther <rguenther@suse.de>
13377 * tree-ssa-structalias.c (new_var_info): Initialize
13380 2009-07-02 Jan Hubicka <jh@suse.cz>
13382 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13385 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13387 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13388 instead of recomputing it. Adjust calls.
13389 (emit_store_flag): Adjust recursive calls.
13391 2009-07-02 Richard Guenther <rguenther@suse.de>
13393 * tree-ssa-live.c (remove_unused_locals): Do not remove
13395 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13396 of DECL_EXTERNAL for HEAP variables.
13397 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13398 HEAP variables. Do not adjust RESTRICT vars.
13399 (find_what_var_points_to): Nobody cares if something
13400 points to READONLY.
13402 2009-07-02 Ben Elliston <bje@au.ibm.com>
13404 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13405 pc_low and pc_high declarations to the top of the function.
13407 2009-07-01 DJ Delorie <dj@redhat.com>
13409 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13410 registers as fixed.
13411 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13412 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13413 unspecified accesses to control registers.
13414 * config/mep/intrinsics.md: Regenerate.
13415 * config/mep/intrinsics.h: Regenerate.
13416 * config/mep/mep-intrin.h: Regenerate.
13418 2009-07-01 Anthony Green <green@moxielogic.com>
13420 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13421 instruction when possible.
13422 (moxie_expand_prologue): Ditto. Also, save an instruction and
13423 some complexity by popping off of $r12 instead of $sp.
13424 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13427 2009-07-01 Richard Henderson <rth@redhat.com>
13430 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13431 contained no insns, reposition note before last insn.
13433 2009-07-01 Richard Henderson <rth@redhat.com>
13436 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13437 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13439 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13442 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13443 darwin9 for printing reg addresses with %y.
13445 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13447 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13448 truncation from operands in binary operations.
13450 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13453 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13454 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13455 subreg of op0 to the original op0.
13457 * expmed.c (store_bit_field_1): Use a temporary as the destination
13458 instead of a paradoxical subreg when we need to truncate the result.
13460 2009-07-01 DJ Delorie <dj@redhat.com>
13462 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13463 names to VLIW variants.
13464 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13465 * config/mep/intrinsics.md: Regenerate.
13466 * config/mep/intrinsics.h: Regenerate.
13467 * config/mep/mep-intrin.h: Regenerate.
13469 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13472 * jump.c (returnjump_p): Revert last patch.
13473 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13475 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13478 * pa.md (casesi32p): Use jump table label to determine the offset
13480 (casesi64p): Likewise.
13482 * pa.c (forward_branch_p): Return bool type. Use instruction
13483 addresses when available. Assert that INSN has a jump label.
13484 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13487 2009-07-01 Richard Guenther <rguenther@suse.de>
13489 PR tree-optimization/19831
13490 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13491 that only act as barriers do not make any previous stores necessary.
13492 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13493 HEAP variables global, do not add a constraint from nonlocal.
13494 (find_func_aliases): Handle escapes through return statements.
13495 (compute_points_to_sets): Make escaped HEAP variables global.
13497 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13500 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13501 after reducing a DImode cstore to SImode.
13503 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13505 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13506 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13508 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13510 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13511 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13513 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13514 and umod_optab if TARGET_BSD_DIVMOD.
13515 * config/vax/lib1funcs.asm: New file.
13516 * config/vax/t-linux: New file.
13517 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13519 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13522 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13523 to type arguments that have void type.
13526 * dwarf2out.c (gen_formal_parameter_die): Call
13527 equate_decl_number_to_die if node is different from origin.
13529 2009-06-30 Anthony Green <green@moxielogic.com>
13531 Clean up moxie port for --enable-build-with-cxx.
13532 * config/moxie/moxie.c (moxie_function_value): First two
13533 parameters are const_tree, not tree.
13534 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13535 (REG_CLASS_NAMES): Ditto.
13536 (REGNO_REG_CLASS): Ditto.
13537 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13538 (moxie_function_value): Fix constyness of arguments.
13540 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13542 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13543 finalize_size_functions before further processing.
13544 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13545 (variable_size): Call self_referential_size on size expressions
13546 that contain a PLACEHOLDER_EXPR.
13547 (size_functions): New static variable.
13548 (copy_self_referential_tree_r): New static function.
13549 (self_referential_size): Likewise.
13550 (finalize_size_functions): New global function.
13551 * tree.c: Include tree-inline.h.
13552 (push_without_duplicates): New static function.
13553 (find_placeholder_in_expr): New global function.
13554 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13556 <tcc_expression>: Likewise.
13557 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13558 the call in the expression.
13559 * tree.h (finalize_size_functions): Declare.
13560 (find_placeholder_in_expr): Likewise.
13561 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13562 (substitute_placeholder_in_expr): Update comment.
13563 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13565 (copy_tree_body_r): Likewise.
13566 (copy_tree_body): New static function.
13567 (maybe_inline_call_in_expr): New global function.
13568 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13569 (maybe_inline_call_in_expr): Declare.
13570 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13571 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13574 2009-06-30 Richard Guenther <rguenther@suse.de>
13576 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13578 (propagate_necessity): Do not mark reaching defs of stores
13581 2009-06-30 Jan Hubicka <jh@suse.cz>
13583 * cfgloopanal.c (check_irred): Move into ...
13584 (mark_irreducible_loops): ... here; return true if ireducible
13586 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13587 (analyze_function): Try to prove loop finiteness.
13588 * cfgloop.h (mark_irreducible_loops): Update prototype.
13589 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13591 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13593 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13595 2009-06-30 Ira Rosen <irar@il.ibm.com>
13597 PR tree-optimization/40542
13598 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13601 2009-06-30 Martin Jambor <mjambor@suse.cz>
13603 PR tree-optimization/40582
13604 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13605 than useless_type_conversion_p.
13606 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13609 2009-06-30 Martin Jambor <mjambor@suse.cz>
13611 PR middle-end/40554
13612 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13614 2009-06-30 Richard Guenther <rguenther@suse.de>
13616 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13617 use ao_ref references.
13618 (walk_aliased_vdefs): Likewise.
13619 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13620 * tree-ssa-dce.c (struct ref_data): Remove.
13621 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13622 (mark_aliased_reaching_defs_necessary): Adjust.
13623 (mark_all_reaching_defs_necessary_1): Likewise.
13625 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13628 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13629 (emit_store_flag_1): Extract from emit_store_flag, adjust
13630 calls to (what now is) emit_cstore.
13631 (emit_store_flag): Call emit_store_flag_1 and also use it
13632 for what used to be recursive calls.
13634 2009-06-30 Wei Guozhi <carrot@google.com>
13637 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13638 if the target bb post dominates from bb.
13639 * config/i386/i386.c (memory_address_length): Check existence of base
13640 register before using it.
13642 2009-06-30 Nick Clifton <nickc@redhat.com>
13643 DJ Delorie <dj@redhat.com>
13645 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13646 __FMOVD_ENABLED__ is defined.
13648 (TARGET_FMOVD): Provide a default definition.
13649 (MASK_FMOVD): Likewise.
13650 (TARGET_CPU_CPP_BUILTINS): Define
13651 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13652 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13653 two fmov instructions depending upon whether TARGET_FMOVD is
13655 (split for DF load from memory into register): Also handle
13656 MEMs which consist of REG+DISP addressing.
13657 (split for DF store from register to memory): Likewise.
13658 * config/sh/sh.opt (mfmovd): Remove this switch.
13659 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13660 * config/sh/sh.c (sh_override_options): Do not automatically
13661 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13662 that to the -mfmovd command line switch.
13664 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13666 (fldi_ok): Always allow.
13667 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13669 2009-06-29 DJ Delorie <dj@redhat.com>
13671 * doc/install.texi (mep-x-elf): Correct chip's full name.
13673 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13675 * doc/extend.texi: Fix typo.
13677 2009-06-29 Tom Tromey <tromey@redhat.com>
13679 * dwarf2.h: Remove.
13680 * Makefile.in (DWARF2_H): New variable.
13681 (except.o): Use it.
13682 (dwarf2out.o): Likewise.
13683 (dwarf2asm.o): Likewise.
13684 * config/i386/t-i386: Use DWARF2_H.
13685 * except.c: Include elf/dwarf2.h.
13686 * unwind-dw2.c: Include elf/dwarf2.h.
13687 * dwarf2out.c: Include elf/dwarf2.h.
13688 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13689 <dtprel>: New field.
13690 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13691 (size_of_loc_descr): Likewise.
13692 (output_loc_operands_raw): Likewise.
13693 (output_loc_operands): Handle new dtprel field.
13694 (loc_checksum): Update.
13695 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13696 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13697 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13698 * dwarf2asm.c: Include elf/dwarf2.h.
13699 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13700 * config/mmix/mmix.c: Include elf/dwarf2.h.
13701 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13702 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13703 * config/sh/sh.c: Include elf/dwarf2.h.
13704 * config/i386/i386.c: Include elf/dwarf2.h.
13706 2009-06-29 DJ Delorie <dj@redhat.com>
13708 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13710 * doc/extend.texi: Add MeP attributes and pragmas.
13711 * doc/invoke.text: Add MeP Options.
13712 * doc/contrib.texi: Add MeP contribution.
13713 * doc/md.texi: Add MeP constraints.
13714 * doc/install.texi: Add MeP target.
13716 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13718 * target.h (struct gcc_target): Add frame_pointer_required field.
13719 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13720 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13721 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13723 * reload1.c (update_eliminables): (Ditto.).
13724 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13725 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13726 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13728 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13730 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13731 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13732 (arm_frame_pointer_required): New function.
13734 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13735 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13736 (avr_frame_pointer_required_p): Declare as static.
13737 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13739 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13740 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13741 (bfin_frame_pointer_required): Make as static, change return type
13743 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13745 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13746 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13747 (cris_frame_pointer_required): New function.
13749 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13751 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13752 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13753 (fr30_frame_pointer_required): New function.
13755 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13756 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13757 (frv_frame_pointer_required): Make as static, change return type
13759 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13761 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13762 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13763 (ix86_frame_pointer_required): Make as static, change return type to
13765 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13767 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13768 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13770 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13772 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13774 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13776 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13777 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13778 (mips_frame_pointer_required): Make as static.
13779 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13781 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13782 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13783 (mmix_frame_pointer_required): Mew function.
13785 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13786 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13788 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13790 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13792 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13794 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13795 (CAN_ELIMINATE): Redefine.
13796 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13797 (sparc_frame_pointer_required): New function.
13798 (sparc_can_eliminate): New function.
13799 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13801 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13802 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13804 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13805 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13806 (xtensa_frame_pointer_required): Make as static, change return type
13808 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13811 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13813 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13814 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13815 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13816 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13817 (register_callback): Handle PLUGIN_START_UNIT.
13818 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13820 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13822 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13824 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13825 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13827 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13829 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13832 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13834 * doc/extend.texi (Additional Floating Types): __float128 is also
13835 supported on i386 targets.
13837 2009-06-29 Richard Guenther <rguenther@suse.de>
13839 PR middle-end/14187
13840 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13842 (pt_solutions_same_restrict_base): Declare.
13843 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13845 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13846 (make_constraint_from, make_copy_constraint): Move earlier.
13847 (make_constraint_from_heapvar): New function.
13848 (make_constraint_from_restrict): Likewise.
13849 (handle_lhs_call): Use it.
13850 (find_func_aliases): Use it to track conversions to restrict
13851 qualified pointers.
13852 (struct fieldoff): Add only_restrict_pointers flag.
13853 (push_fields_onto_fieldstack): Initialize it.
13854 (create_variable_info_for): Track global restrict qualified pointers.
13855 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13856 Track restrict qualified pointer arguments.
13857 (set_uids_in_ptset): Use varinfo is_global_var flag.
13858 (find_what_var_points_to): Set the vars_contains_restrict flag.
13859 Always create the points-to solution for sets including restrict tags.
13860 (pt_solutions_same_restrict_base): New function.
13861 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13862 qualified pointers use pt_solutions_same_restrict_base as
13863 additional source for disambiguation.
13865 2009-06-29 Richard Guenther <rguenther@suse.de>
13867 PR middle-end/38212
13868 * alias.c (find_base_decl): Remove.
13869 (get_deref_alias_set_1): Remove restrict handling.
13870 * c-common.c (c_apply_type_quals_to_decl): Do not set
13871 DECL_POINTER_ALIAS_SET.
13872 * gimplify.c (find_single_pointer_decl_1): Remove.
13873 (find_single_pointer_decl): Likewise.
13874 (internal_get_tmp_var): Remove restrict handling.
13875 (gimple_regimplify_operands): Likewise.
13876 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13877 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13878 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13879 * tree.c (restrict_base_for_decl): Remove.
13880 (init_ttree): Do not allocate it.
13881 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13882 LABEL_DECL_UID for label decls.
13883 (copy_node_stat): Do not copy restrict information.
13884 (decl_restrict_base_lookup): Remove.
13885 (decl_restrict_base_insert): Likewise.
13886 (print_restrict_base_statistics): Likewise.
13887 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13888 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13889 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13890 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13891 (LABEL_DECL_UID): Adjust.
13892 (DECL_BASED_ON_RESTRICT_P): Remove.
13893 (DECL_GET_RESTRICT_BASE): Likewise.
13894 (SET_DECL_RESTRICT_BASE): Likewise.
13895 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13897 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13898 instead of DECL_POINTER_ALIAS_SET.
13899 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13900 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13901 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13903 2009-06-29 Richard Guenther <rguenther@suse.de>
13905 PR tree-optimization/40579
13906 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13907 the IL to simplify has constants that overflowed.
13909 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13911 PR tree-optimization/40550
13912 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13913 vector_compute_type only when the size of vector_compute_type is
13914 less than the size of type.
13916 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13918 * fold-const.c (contains_label_1): Fix comments.
13919 (contains_label_p): Do not walk trees multiple time.
13921 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13923 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13924 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13925 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13926 ix86_fp_comparison_operator.
13927 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13928 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13929 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13930 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13931 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13932 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13933 (related splits): Change predicate to ix86_fp_comparison_operator.
13934 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13935 instead of ix86_fp_comparison_codes.
13936 (ix86_trivial_fp_comparison_operator,
13937 ix86_fp_comparison_operator): New.
13938 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13939 (ix86_expand_compare): Eliminate last two parameters.
13940 (ix86_fp_jump_nontrivial_p): Kill.
13941 * config/i386/i386.c (put_condition_code): Eliminate call to
13942 ix86_fp_comparison_codes and subsequent assertion.
13943 (ix86_fp_comparison_codes): Eliminate.
13944 (ix86_fp_swap_condition): New.
13945 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13946 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13947 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13948 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13949 and ix86_fp_swap_condition.
13950 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13951 Use ix86_fp_comparison_strategy.
13952 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13953 (ix86_fp_jump_nontrivial_p): Eliminate.
13954 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13955 call to ix86_expand_compare.
13956 (ix86_split_fp_branch, ix86_expand_setcc,
13957 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13958 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13960 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13962 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13963 related to jump_clobbers.
13964 * config/arm/arm.md (conds): Remove jump_clob case.
13965 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13966 splits): Change comparison_operator to arm_comparison_operator.
13967 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13970 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13972 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13973 condition for floating point modes.
13974 * expmed.c (emit_store_flag_1): Move here a bigger part
13975 of emit_store_flag.
13976 (emit_store_flag): Try swapping the condition for floating point
13978 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13980 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13982 * expr.c (expand_expr_real_1): Just use do_store_flag.
13983 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13984 emit_store_flag_force.
13985 * expmed.c (emit_store_flag_force): Copy here trick
13986 previously in expand_expr_real_1. Try reversing the comparison.
13987 (emit_store_flag_1): Work if target is NULL.
13988 (emit_store_flag): Work if target is NULL, using the result mode
13989 from the comparison. Use split_comparison, restructure final part
13990 to simplify conditionals.
13992 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13994 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13995 * dojump.c (do_jump): Change handling of floating-point
13996 ops to use just do_compare_and_jump.
13997 (split_comparison): New.
13998 (do_compare_rtx_and_jump): Add here logic coming previously
13999 in do_jump, using split_comparison.
14001 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14004 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14006 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14008 * tree-ssa-alias.c: Fix unintentional commit.
14010 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14012 * passes.c (execute_one_pass): Fix unintentional commit.
14014 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14016 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14017 (df_rd_local_compute, df_md_local_compute): Inline them.
14019 (df_md_scratch): New.
14020 (df_md_alloc, df_md_free): Allocate/free it.
14021 (df_md_local_compute): Only include live registers in init.
14022 (df_md_transfer_function): Prune the in-set computed by
14023 the confluence function, and the gen-set too.
14025 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14027 PR rtl-optimization/26854
14028 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14029 * df-problems.c (df_rd_add_problem): Fix comment.
14030 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14031 df_md_simulate_artificial_defs_at_top,
14032 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14033 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14034 df_md_transfer_function, df_md_init, df_md_confluence_0,
14035 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14036 problem_MD, df_md_add_problem): New.
14037 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14038 df_md_get_bb_info): New.
14039 (DF_LAST_PROBLEM_PLUS1): Adjust.
14041 * Makefile.in (fwprop.o): Include domwalk.h.
14042 * fwprop.c: Include domwalk.h.
14043 (reg_defs, reg_defs_stack): New.
14044 (bitmap_only_bit_between): Remove.
14045 (process_defs): New.
14046 (process_uses): Use reg_defs and local_md instead of
14047 bitmap_only_bit_between and local_rd.
14048 (single_def_use_enter_block): New, from build_single_def_use_links.
14049 (single_def_use_leave_block): New.
14050 (build_single_def_use_links): Remove code moved to
14051 single_def_use_enter_block, invoke domwalk.
14052 (use_killed_between): Adjust comment.
14054 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14056 * bitmap.h (bitmap_ior_and_into): New.
14057 * bitmap.c (bitmap_ior_and_into): New.
14059 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14061 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14062 before_dom_children_before_stmts and after_dom_children_after_stmts.
14063 Rename the two remaining callbacks to just before_dom_children and
14064 after_dom_children. Remove other GIMPLE statement walking bits.
14065 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14066 * graphite.c: Do not include domwalk.h.
14067 * tree-into-ssa.c (interesting_blocks): New global.
14068 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14069 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14070 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14071 now that they're not domwalk callbacks.
14072 (rewrite_initialize_block): Rename to...
14073 (rewrite_enter_block): ... this, place after called functions. Test
14074 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14075 (rewrite_finalize_block): Rename to...
14076 (rewrite_leave_block): ... this, place after called functions.
14077 (rewrite_update_init_block): Rename to...
14078 (rewrite_update_enter_block): ... this, place after called functions.
14079 Test interesting_blocks, call rewrite_update_stmt and
14080 rewrite_update_phi_arguments.
14081 (rewrite_update_fini_block): Rename to...
14082 (rewrite_leave_block): ... this, place after called functions.
14083 (rewrite_blocks): Remove last argument, simplify initialization of
14085 (mark_def_sites_initialize_block): Rename to...
14086 (mark_def_sites_block): ... this, call mark_def_sites.
14087 (mark_def_sites_blocks): Remove argument, simplify initialization of
14089 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14090 (update_ssa): Likewise.
14091 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14093 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14094 (dom_opt_initialize_block): Rename to...
14095 (dom_opt_enter_block): ... this, place after called functions. Walk
14096 statements here, inline propagate_to_outgoing_edges.
14097 (dom_opt_finalize_block): Rename to...
14098 (dom_opt_leave_block): ... this, place after called functions.
14099 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14101 (dse_enter_block, dse_record_phi): New.
14102 (dse_record_phis): Delete.
14103 (dse_finalize_block): Rename to...
14104 (dse_leave_block): ... this.
14105 (tree_ssa_dse): Simplify initialization of walk_data.
14106 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14107 Adjust initialization of walk_data.
14108 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14109 * tree-ssa-loop-phiopt.c (get_non_trapping):
14110 Adjust initialization of walk_data.
14111 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14112 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14113 it's not a domwalk callback.
14114 (uncprop_initialize_block): Rename to...
14115 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14116 (dse_finalize_block): Rename to...
14117 (dse_leave_block): ... this.
14118 (tree_ssa_uncprop): Simplify initialization of walk_data.
14119 * Makefile.in: Adjust dependencies.
14121 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14123 * arm.md (casesi): Fix test for Thumb1.
14124 (thumb1_casesi_internal_pic): Likewise.
14125 (thumb1_casesi_dispatch): Likewise.
14127 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14129 * config/arm/arm-cores.def: Added core cortex-m0.
14130 * config/arm/arm-tune.md: Regenerated.
14131 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14133 2009-06-26 DJ Delorie <dj@redhat.com>
14135 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14137 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14138 the scheduler doesn't tag jump insns.
14140 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14142 * c-decl.c (merge_decls): Re-indent.
14144 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14147 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14148 Special-case decimal float constants.
14150 2009-06-26 Richard Henderson <rth@redhat.com>
14152 * function.h (struct function): Add cannot_be_copied_reason,
14153 and cannot_be_copied_set.
14154 * tree-inline.c (has_label_address_in_static_1): Rename from
14155 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14156 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14157 don't set inline_forbidden_reason.
14158 (copy_forbidden): New function, split out of inline_forbidden_p.
14159 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14160 (inline_forbidden_p): Use copy_forbidden.
14161 (tree_versionable_function_p): Likewise.
14162 (inlinable_function_p): Merge into tree_inlinable_function_p.
14163 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14164 * ipa-cp.c (ipcp_versionable_function_p): New function.
14165 (ipcp_cloning_candidate_p): Use it.
14166 (ipcp_node_modifiable_p): Likewise.
14168 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14170 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14171 that is marked not to be inlined. Remove flag_mudflap use.
14172 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14173 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14175 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14178 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14179 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14181 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14183 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14185 (__mingwthr_remove_key_dtor): Likewise.
14187 2009-06-26 Richard Guenther <rguenther@suse.de>
14189 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14191 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14193 PR middle-end/40525
14194 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14195 try the non-cond_exec path also.
14197 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14200 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14201 (output_cbranch): Use new functions.
14202 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14205 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14206 Pat Haugen <pthaugen@us.ibm.com>
14207 Revital Eres <ERES@il.ibm.com>
14209 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14210 for %c error. Add %x support to print VSX registers as a unified
14211 register set, instead of separate float and altivec registers.
14212 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14213 %y case, and add support for VSX pre-modify addresses.
14214 (output_toc): Add assert for CONST containing an integer constant
14216 (rs6000_adjust_cost): Add POWER7 support.
14217 (insn_must_be_first_in_group): Ditto.
14218 (insn_must_be_last_in_group): Ditto.
14219 (rs6000_emit_popcount): Ditto.
14220 (rs6000_vector_mode_supported_p): Ditto.
14222 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14223 Change some of the functions called by macros to being called
14224 through a pointer, so debug functions can be inserted if
14225 -mdebug=addr or -mdebug=cost.
14226 (rs6000_preferred_reload_class_ptr): Ditto.
14227 (rs6000_secondary_reload_class_ptr): Ditto.
14228 (rs6000_secondary_memory_needed_ptr): Ditto.
14229 (rs6000_cannot_change_mode_class_ptr): Ditto.
14230 (rs6000_secondary_reload_inner): Ditto.
14231 (rs6000_legitimize_reload_address): Ditto.
14232 (rs6000_legitimize_reload_address_ptr): Ditto.
14233 (rs6000_mode_dependent_address): Ditto.
14234 (rs6000_mode_dependent_address_ptr): Ditto.
14236 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14237 function to return true if the mode allows reg + integer
14239 (virtual_stack_registers_memory_p): New function to return true if
14240 the address refers to a virtual stack register.
14241 (rs6000_legitimate_offset_address_p): Move code to say whether a
14242 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14244 (rs6000_legitimate_address_p): Add checks for modes that only can
14245 do reg+reg addressing. Start adding VSX support.
14246 (rs6000_legitimize_reload_address): Ditto.
14247 (rs6000_legitimize_address): Ditto.
14248 (rs6000_debug_legitimate_address_p): New debug functions for
14249 -mdebug=addr and -mdebug=cost.
14250 (rs6000_debug_rtx_costs): Ditto.
14251 (rs6000_debug_address_costs): Ditto.
14252 (rs6000_debug_adjust_cost): Ditto.
14253 (rs6000_debug_legitimize_address): Ditto.
14254 (rs6000_legitimize_reload_address_ptr): Point to call normal
14255 function or debug function. Make functions called via pointer
14257 (rs6000_mode_dependent_address_ptr): Ditto.
14258 (rs6000_secondary_reload_class_ptr): Ditto.
14259 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14260 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14261 into a friendlier error.
14262 (rs6000_init_builtins): Add initial VSX support.
14263 (rs6000_adjust_cost): Fix some spacing issues.
14265 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14266 (REG_CLASS_NAMES): Ditto.
14267 (REG_CLASS_CONTENTS): Ditto.
14268 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14269 pointer, to add -mdebug=addr support.
14270 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14271 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14272 -mdebug=addr support.
14273 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14274 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14275 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14277 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14279 (bswapsi*): Set attribute types for load/store. Add combiner
14280 patterns to eliminate zero extend on 64-bit.
14281 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14282 stdbrx if the hardware supports those instructions.
14284 2009-06-25 Ian Lance Taylor <iant@google.com>
14286 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14287 (Link Options): Document -static-libstdc++.
14289 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14292 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14293 DATA_ALIGNMENT instead.
14295 2009-06-25 Richard Guenther <rguenther@suse.de>
14297 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14298 indirect references against the callused/escaped solutions.
14299 (call_may_clobber_ref_p_1): Likewise.
14301 2009-06-25 Martin Jambor <mjambor@suse.cz>
14303 PR tree-optimization/40493
14304 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14305 (enum unscalarized_data_handling): New type.
14306 (handle_unscalarized_data_in_subtree): Return what has been done.
14307 (load_assign_lhs_subreplacements): Handle left flushes differently.
14308 (sra_modify_assign): Use unscalarized_data_handling, simplified
14309 condition determining whether to remove the statement.
14311 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14313 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14314 excerpt - @ should be doubled for texinfo.
14316 2009-06-24 Ian Lance Taylor <iant@google.com>
14318 * config/arc/arc.c: Include "df.h".
14319 (arc_attribute_table): Make static. Move higher in file.
14320 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14321 (output_shift): Initialize n later to avoid warning.
14322 * config/arm/arm.c (arm_attribute_table): Make static. Move
14324 * config/avr/avr.c (avr_attribute_table): Make static. Move
14326 (reg_class_tab): Change array type from int to enum reg_class.
14327 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14329 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14330 (lshrhi3_out): Likewise.
14331 (class_likely_spilled_p): Change return type to bool.
14332 (avr_rtx_costs): Use local code variable with enum type.
14333 * config/avr/avr.md (movmemhi): Use add_reg_note.
14334 (andhi3, andsi3): Don't use AS2 with "and".
14335 (iorhi3, iorsi3): Don't use AS2 with "or".
14336 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14337 * config/crx/crx.c: Include "df.h".
14338 (crx_attribute_table): Make static.
14339 * config/m32r/m32r.c: Include "df.h".
14340 (m32r_attribute_table): Make static. Move higher in file.
14341 (pop): Use add_reg_note.
14342 (block_move_call): Change 0 to LCT_NORMAL in function call.
14343 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14344 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14345 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14346 declare, not just when TREE_CODE is defined.
14347 * config/m68hc11/m68hc11.c: Include "expr.h".
14348 (m68hc11_attribute_table): Make static. Move higher in file.
14349 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14351 (m68hc11_register_indirect_p): Likewise.
14352 (m68hc11_function_arg_padding): Change return type to enum
14354 (emit_move_after_reload): Use add_reg_note.
14355 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14356 (m68hc11_split_logical): Likewise.
14357 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14359 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14360 to VOIDmode in function call.
14361 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14363 (m68hc11_split_logical): Update declaration.
14364 (m68hc11_function_arg_padding): Update declaration.
14365 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14366 to array of enum reg_class.
14367 (mcore_attribute_table): Make static. Move higher in file.
14368 (mcore_rtx_costs): Add cast to enum type.
14369 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14370 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14371 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14373 * config/sh/predicates.md (trapping_target_operand): Rename and to
14375 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14377 * config/spu/spu.c (spu_attribute_table): Make static. Move
14379 * config/v850/v850.c (v850_attribute_table): Make static. Move
14381 (v850_rtx_costs): Use local code with enum type.
14382 (expand_epilogue): Add cast.
14383 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14385 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14388 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14389 -m2a-single-only and -m2a-nofpu.
14390 * config/sh/sh.opt: Document m2a generates FPU code.
14392 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14394 * defaults.h (CAN_ELIMINATE): Provide default.
14395 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14396 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14397 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14398 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14399 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14400 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14401 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14402 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14403 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14404 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14406 2009-06-24 DJ Delorie <dj@redhat.com>
14408 * mep-ext-cop.cpu: Fix copyright notice.
14409 * mep-default: Fix copyright notice.
14410 * mep-core: Fix copyright notice.
14411 * mep: Fix copyright notice.
14412 * mep-ivc2: Fix copyright notice.
14413 * mep-c5: Fix copyright notice.
14415 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14417 * doc/contrib.texi (Contributors):
14419 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14421 PR middle-end/40501
14422 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14423 src and dst operands if necessary.
14425 2009-06-23 DJ Delorie <dj@redhat.com>
14428 * config.gcc: Add mep support.
14429 * recog.c: Resurrect validate_replace_rtx_subexp().
14430 * recog.h: Likewise.
14431 * config/mep/: Add new port:
14432 * config/mep/constraints.md: New file.
14433 * config/mep/default.h: New file.
14434 * config/mep/intrinsics.h: New file.
14435 * config/mep/intrinsics.md: New file.
14436 * config/mep/ivc2-template.h: New file.
14437 * config/mep/mep-c5.cpu: New file.
14438 * config/mep/mep-core.cpu: New file.
14439 * config/mep/mep-default.cpu: New file.
14440 * config/mep/mep-ext-cop.cpu: New file.
14441 * config/mep/mep-intrin.h: New file.
14442 * config/mep/mep-ivc2.cpu: New file.
14443 * config/mep/mep-lib1.asm: New file.
14444 * config/mep/mep-lib2.c: New file.
14445 * config/mep/mep-pragma.c: New file.
14446 * config/mep/mep-protos.h: New file.
14447 * config/mep/mep-tramp.c: New file.
14448 * config/mep/mep.c: New file.
14449 * config/mep/mep.cpu: New file.
14450 * config/mep/mep.h: New file.
14451 * config/mep/mep.md: New file.
14452 * config/mep/mep.opt: New file.
14453 * config/mep/predicates.md: New file.
14454 * config/mep/t-mep: New file.
14456 2009-06-23 Ian Lance Taylor <iant@google.com>
14458 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14459 from loose_warn into c_loose_warn and from strict_warn into
14460 c_strict_warn. Set and substitute warn_cxxflags. Check for
14461 --enable-build-with-cxx. Set and substitute
14462 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14463 * Makefile.in (CXXFLAGS): New variable.
14464 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14465 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14466 the default is the same as $(STRICT_WARN).
14467 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14468 (CXX): New variable.
14469 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14470 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14471 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14472 (HOST_LIBS): New variable.
14473 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14474 (ALL_CXXFLAGS): New variable.
14475 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14476 * doc/install.texi (Configuration): Document
14477 --enable-build-with-cxx, --with-stage1-ldflags,
14478 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14479 * configure: Rebuild.
14481 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14483 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14484 from previous commit.
14486 2009-06-23 Ian Lance Taylor <iant@google.com>
14488 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14490 2009-06-23 Ian Lance Taylor <iant@google.com>
14492 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14493 with ATTRIBUTE_UNUSED.
14495 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14496 Pat Haugen <pthaugen@us.ibm.com>
14497 Revital Eres <eres@il.ibm.com>
14499 * config.in (HAVE_AS_POPCNTD): Add default definition.
14500 (HAVE_AS_LWSYNC): Ditto.
14502 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14504 (gcc_cv_as_powerpc_cmpb): Ditto.
14505 (gcc_cv_as_powerpc_dfp): Ditto.
14506 (gcc_cv_as_powerpc_vsx): Ditto.
14507 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14508 supporting the popcntd/lwsync instructions.
14509 (gcc_cv_as_powerpc_lwsync): Ditto.
14510 * configure: Regenerate.
14512 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14513 -mcpu=native and -mcpu=power7.
14514 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14516 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14517 a variable instead of a mask to reduce the number of mask bits.
14518 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14519 (-mbit-word): Ditto.
14520 (-mregnames): Ditto.
14521 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14522 (-mfused-madd): Ditto.
14524 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14526 (-mvsx): New switch for VSX instructions.
14527 (-misel): Move from a variable to a mask to allow it to be set by
14530 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14531 function declaration to an array declaration.
14532 (rs6000_hard_regno_nregs): New external array declaration.
14534 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14535 files included by rs6000.md.
14537 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14538 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14540 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14542 (rs6000_debug_reg): New -mdebug= variables.
14543 (rs6000_debug_addr): Ditto.
14544 (rs6000_debug_cost): Ditto.
14545 (rs6000_pmode): New variable to hold Pmode.
14546 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14547 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14548 calculated at compiler start.
14549 (rs6000_hard_regno_nregs): Change function to an array which holds
14550 HARD_REGNO_NREGS calculated at compiler start.
14551 (rs6000_explicit_options): Delete isel field.
14552 (rs6000_vector_unit): New array to hold which vector unit
14553 supports arithmetic options for a given type.
14554 (rs6000_vector_mem): New array to hold which vector unit supports
14555 memory reference operations for a given type.
14556 (rs6000_vector_align): New array to given the alignment of each
14558 (power7_cost): New basic costs for power7.
14559 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14560 (rs6000_hard_regno_nregs_internal): New function, moved from
14561 HARD_REGNO_NREGS, to calculate the number of registers each hard
14562 register takes for each type.
14563 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14564 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14565 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14566 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14567 unit information here so it is calculated once at compiler startup
14569 (rs6000_override_options): Make -misel a target mask. Add more
14570 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14571 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14573 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14574 (rs6000_handle_option): Move -misel from variable to target mask.
14575 (rs6000_builtin_mask_for_load): Add VSX support.
14576 (rs6000_conditional_register_usage): Ditto.
14577 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14578 (function_arg_boundary): Ditto.
14579 (rs6000_expand_builtin): Ditto.
14580 (def_builtin): Make abort message a little friendlier.
14581 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14583 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14584 assembler support the popcntd instruction instead of a vsx
14585 instruction to enable power7 support.
14586 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14587 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14588 option to the assembler if -mcpu=native.
14589 (ASM_CPU_NATIVE_SPEC): Ditto.
14590 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14592 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14593 the lwsync instruction.
14594 (enum processor_type): Add PROCESSOR_POWER7.
14595 (rs6000_debug_reg): New -mdebug= options.
14596 (rs6000_debug_addr): Ditto.
14597 (rs6000_debug_cost): Ditto.
14598 (rs6000_isel): Delete.
14599 (enum rs6000_vector): New enum to say what vector unit we have.
14600 (VECTOR_UNIT_*): New macros to say which vector unit has
14601 arithmetic operations for a given type.
14602 (VECTOR_MEM_*): New macros to say which vector unit has memory
14603 operations for a given type.
14604 (TARGET_LDBRX): Whether the machine supports the ldbrx
14606 (TARGET_ISEL): Delete, -misel moved to be a mask.
14607 (TARGET_ISEL64): New macro for 64-bit isel support.
14608 (UNITS_PER_VSX_WORD): New macro.
14609 (POINTER_SIZE): Move to be an external variable, rather than
14610 calculating whether we are generating 32 ot 64-bit code.
14612 (STACK_BOUNDARY): Add VSX support.
14613 (LOCAL_ALIGNMENT): Ditto.
14614 (SLOW_UNALIGNED_ACCESS): Ditto.
14615 (VSX_REGNO_P): New macro for VSX support.
14616 (VFLOAT_REGNO_P): Ditto.
14617 (VINT_REGNO_P): Ditto.
14618 (VLOGICAL_REGNO_P): Ditto.
14619 (VSX_VECTOR_MODE): Ditto.
14620 (VSX_SCALAR_MODE): Ditto.
14622 (VSX_MOVE_MODE): Ditto.
14623 (VSX_REG_CLASS_P): Ditto.
14624 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14626 (UNITS_PER_SIMD_WORD): Add VSX support.
14627 (MODES_TIEABLE_P): Ditto.
14628 (STARTING_FRAME_OFFSET): Ditto.
14629 (STACK_DYNAMIC_OFFSET): Ditto.
14630 (EPILOGUE_USES): Ditto.
14631 (REGNO_REG_CLASS): Move to array lookup.
14632 (CLASS_MAX_NREGS): Ditto.
14633 (rs6000_vector_reg_class): Add declaration.
14634 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14635 overlap with the floating point and Altivec registers.
14637 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14639 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14640 give the appropriate asm switches if -mcpu=native.
14641 (host_detect_local_cpu): Add support for "asm".
14642 (host_detect_local_cpu): Follow GNU code guidelines for name.
14644 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14645 -mbit-word to a variable instead of being a target mask.
14647 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14648 emit the lwsync instruction instead of emitting the instruction as
14649 an integer constant.
14651 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14652 fixuns_trundfsi2, move expander into rs6000.md.
14654 * config/rs6000/rs6000.md (cpu): Add power7.
14655 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14656 (logical predicate patterns): Change the single instruction
14657 primitives that set CR0 to be fast_compare instead of compare.
14659 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14660 (popcntddi2): Ditto.
14661 (popcount<mode>): Ditto.
14662 (floating multiply/add insns): Name the floating point
14663 multiply/add insns.
14664 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14665 (isel_unsigned_<mode>): Ditto.
14666 (fixuns_trundfsi2): Move expander here from spe.md.
14667 (smindi3): Define if we have -misel on 64-bit systems.
14672 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14674 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14676 * config/avr/avr.c (avr_current_device): New variable.
14677 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14678 (avr_arch, mcu_type_s): Move to avr.h.
14679 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14680 default_data_section_start fields.
14681 (avr_arch): Moved from avr.c.
14682 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14683 library_name fields.
14684 (avr_current_device, avr_mcu_types, avr_arch_types,
14685 avr_device_to_arch, avr_device_to_data_start,
14686 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14687 (EXTRA_SPEC_FUNCTIONS): Define.
14688 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14689 options mapping. Use device_to_arch and device_to_data_start insted.
14690 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14691 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14692 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14693 * config/avr/driver-avr.c: New file.
14694 * config/avr/avr-devices.c: New file.
14696 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14698 * var-tracking.c (unshare_variable): Force initialized to
14699 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14700 (set_variable_part): Likewise.
14701 (struct variable_union_info): Remove pos_src field.
14702 (vui_vec, vui_allocated): New variables.
14703 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14704 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14705 == 1 use a simpler sorting algorithm. Compute pos field right
14706 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14707 Avoid quadratic comparison if !flag_var_tracking_uninit.
14708 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14709 unshare_variable unconditionally.
14710 (dataflow_set_different_2): Removed.
14711 (dataflow_set_different): Don't traverse second hash table.
14712 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14713 unconditionally to var_reg_set or var_mem_set.
14714 (emit_notes_in_bb): Likewise.
14715 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14717 (emit_note_insn_var_location): Don't set initialized to
14718 VAR_INIT_STATUS_INITIALIZED early.
14719 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14721 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14723 * tree-object-size.c (addr_object_size): Instead of checking
14724 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14725 are no FIELD_DECLs following it.
14727 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14729 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14730 order to match bswaps with signed source operands.
14732 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14734 * sdbout.c (sdbout_one_type): Fix braces in switch.
14736 2009-06-23 Richard Guenther <rguenther@suse.de>
14738 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14740 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14741 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14742 var_callused, callused_tree, var_storedanything, storedanything_tree,
14743 var_integer, integer_tree): Remove global variables.
14744 (new_var_info): Do not pass new id, append the new var to the
14745 global variable vector.
14746 (do_ds_constraint): Use is_global_var member of the variable-info.
14747 (new_scalar_tmp_constraint_exp): Adjust.
14748 (create_function_info_for): Likewise.
14749 (create_variable_info_for): Likewise.
14750 (find_what_var_points_to): Remove dead code.
14751 (init_base_vars): Simplify.
14752 (compute_points_to_sets): Adjust.
14754 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14756 * combine.c (try_combine): Dump information about the insns we're
14759 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14761 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14762 check when calling force_to_mode on TRUNCATE's operand.
14764 2009-06-22 Ian Lance Taylor <iant@google.com>
14766 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14768 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14770 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14772 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14774 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14775 override library linkage flags such as -static-libgcc or
14778 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14780 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14782 2009-06-22 Ian Lance Taylor <iant@google.com>
14784 * config/linux.opt: Put mglibc ahead of muclibc.
14786 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14787 for duplicate decls.
14789 2009-06-22 Matthias Klose <doko@ubuntu.com>
14791 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14793 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14796 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14797 instead of NULL if a parser error occurs.
14799 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14801 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14802 non-DWARF2_DEBUGGING_INFO version.
14804 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14806 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14807 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14809 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14810 (LIBGCC2_TF_CEXT): Define.
14813 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14816 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14818 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14820 * config/arm/arm.c (arm_override_options): Disable
14821 -mcaller-super-interworking and -mcallee-super-interworking.
14822 * doc/invoke.texi (ARM Options): Document this.
14824 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14826 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14827 * config/arm/constraints.md (j): New constraint for movw operands.
14828 (N): Remove thumb2 meaning.
14829 * config/arm/arm.md (*arm_movw): Delete.
14830 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14831 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14832 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14834 2009-06-22 Martin Jambor <mjambor@suse.cz>
14836 PR tree-optimization/40492
14837 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14838 build_ref_for_offset.
14840 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14842 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14843 JUMP_TABLE_DATA_P predicates where applicable.
14844 * auto-inc-dec.c: Ditto.
14845 * builtins.c: Ditto.
14846 * caller-save.c: Ditto.
14848 * cfgcleanup.c: Ditto.
14849 * cfglayout.c: Ditto.
14851 * combine.c: Ditto.
14852 * combine-stack-adj.c: Ditto.
14856 * df-scan.c: Ditto.
14858 * dwarf2asm.c: Ditto.
14859 * dwarf2out.c: Ditto.
14860 * emit-rtl.c: Ditto.
14866 * function.c: Ditto.
14869 * genpreds.c: Ditto.
14870 * genrecog.c: Ditto.
14872 * ira-costs.c: Ditto.
14873 * ira-lives.c: Ditto.
14875 * loop-iv.c: Ditto.
14876 * lower-subreg.c: Ditto.
14877 * modulo-sched.c: Ditto.
14879 * postreload.c: Ditto.
14880 * print-rtl.c: Ditto.
14882 * reginfo.c: Ditto.
14883 * regmove.c: Ditto.
14884 * reload1.c: Ditto.
14887 * rtlanal.c: Ditto.
14889 * sched-vis.c: Ditto.
14891 * sel-sched-ir.c: Ditto.
14892 * simplify-rtx.c: Ditto.
14893 * targhooks.c: Ditto.
14894 * var-tracking.c: Ditto.
14895 * vmsdbgout.c: Ditto.
14897 2009-06-22 Matthias Klose <doko@ubuntu.com>
14899 * Makefile.in (install-plugin): Always use DESTDIR.
14901 2009-06-22 Olivier Hainque <hainque@adacore.com>
14903 * config/pa/pa.c (output_call): Don't optimize post call jumps
14904 into return address adjustments if the call may throw.
14906 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14908 * arm.c (thumb1_output_casesi): New function.
14909 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14910 optimizing for size or PIC.
14911 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14912 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14913 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14914 (thumb1_casesi_internal_pic): New expand rule.
14915 (thumb1_casesi_dispatch): New pattern.
14916 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14918 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14919 in the text seciton when PIC or optimizing for size.
14920 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14921 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14922 preservation properties of code.
14923 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14924 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14925 (__gnu_thumb1_case_si): New function.
14926 * t-arm (LIB1ASMSRC): Define here.
14927 (LIB1ASMFUNCS): Add some common functions.
14928 * t-arm-elf (LIB1ASMSRC): Delete.
14929 (LIB1ASMFUNCS): Append to existing set.
14930 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14931 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14932 * t-symbian (LIB1ASMFUNCS): Likewise.
14933 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14934 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14936 2009-06-21 Richard Guenther <rguenther@suse.de>
14938 PR tree-optimization/38729
14939 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14940 to loops with a single exit if -fno-expensive-optimizations.
14942 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14944 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14945 (dataflow_set): Change vars type from htab_t to shared_hash.
14946 (shared_hash_pool, empty_shared_hash): New variables.
14947 (vars_clear): Removed.
14948 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14949 shared_hash_find_slot_unshare, shared_hash_find_slot,
14950 shared_hash_find_slot_noinsert, shared_hash_find): New
14952 (shared_hash_unshare, shared_hash_destroy): New functions.
14953 (unshare_variable): Unshare set->vars if shared, use
14955 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14956 (get_init_value, find_src_set_src, dump_dataflow_set,
14957 clobber_variable_part, emit_notes_for_differences): Use
14959 (dataflow_set_init): Remove second argument, set vars to
14960 empty_shared_hash instead of creating a new htab.
14961 (dataflow_set_clear): Call shared_hash_destroy and set vars
14962 to empty_shared_hash instead of calling vars_clear.
14963 (dataflow_set_copy): Don't call vars_copy, instead just share
14964 the src htab with dst.
14965 (variable_union): Use shared_hash_*, use initially NO_INSERT
14966 lookup if set->vars is shared. Don't keep slot cleared before
14967 calling unshare_variable. Unshare set->vars if needed.
14968 Even ->refcount == 1 vars must be unshared if set->vars is shared
14969 and var needs to be modified.
14970 (variable_canonicalize): New function.
14971 (dataflow_set_union): If dst->vars is empty, just share src->vars
14972 with dst->vars and traverse with variable_canonicalize to canonicalize
14973 and unshare what is needed.
14974 (dataflow_set_different): If old_set and new_set use the same shared
14975 htab, they aren't different. If number of htab elements is different,
14976 htabs are different. Use shared_hash_*.
14977 (dataflow_set_destroy): Call shared_hash_destroy instead of
14979 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14980 second argument to dataflow_set_init.
14981 (vt_initialize): Likewise. Initialize shared_hash_pool and
14982 empty_shared_hash, move bb in/out initialization afterwards.
14983 Use variable_htab_free instead of NULL as changed_variables del hook.
14984 (variable_was_changed): Change type of second argument to pointer to
14985 dataflow_set. When inserting var into changed_variables, bump
14986 refcount. Unshare set->vars if set is shared htab and slot needs to
14988 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14989 lookup if set->vars is shared. Unshare set->vars if needed.
14990 Even ->refcount == 1 vars must be unshared if set->vars is shared
14991 and var needs to be modified. Adjust variable_was_changed caller.
14992 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14993 vars must be unshared if set->vars is shared and var needs to be
14994 modified. Adjust variable_was_changed caller.
14995 (emit_note_insn_var_location): Don't pool_free var.
14996 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14998 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14999 free_alloc_pool on shared_hash_pool.
15001 2009-06-20 Anthony Green <green@moxielogic.com>
15003 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15004 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15006 2009-06-20 Richard Guenther <rguenther@suse.de>
15008 * tree-ssa-structalias.c (find_func_aliases): For memset use
15009 a constraint from NULL if we memset to zero.
15010 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15011 we explicitly handle that do not read from memory.
15012 (call_may_clobber_ref_p_1): Properly handle builtins that may
15015 2009-06-20 Richard Guenther <rguenther@suse.de>
15017 PR tree-optimization/40495
15018 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15019 (new_scalar_tmp_constraint_exp): New function.
15020 (process_constraint): Do not create temporary decls.
15021 (process_all_all_constraints): Likewise.
15022 (handle_const_call): Likewise.
15023 (create_function_info_for): Do not set decl.
15025 2009-06-19 Ian Lance Taylor <iant@google.com>
15027 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15028 (rs6000_attribute_table): Make static; move before use.
15030 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15032 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15033 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15034 Propagate the TREE_READONLY flag without overwriting it.
15035 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15036 Propagate the TREE_READONLY flag onto the result.
15037 (process_call_operands): Move around. Use correct constant value.
15039 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15042 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15043 * config/arm/arm.md: Likewise.
15045 2009-06-19 Ian Lance Taylor <iant@google.com>
15047 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15048 to GIMPLE_ERROR_MARK.
15050 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15051 op2_original_type parameters. Warn about using different enum types.
15052 * c-parser.c (c_parser_conditional_expression): Pass original
15053 types to build_conditional_expr.
15054 * c-tree.h (build_conditional_expr): Update declaration.
15056 2009-06-19 Ian Lance Taylor <iant@google.com>
15058 * config/i386/i386.c (ix86_function_specific_save): Test that
15059 fields match values, rather than testing the values are in a
15062 2009-06-19 Richard Guenther <rguenther@suse.de>
15064 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15065 ADDR_EXPR pointers.
15066 (ptr_derefs_may_alias_p): Likewise.
15067 (ptr_deref_may_alias_ref_p_1): New function.
15068 (ptr_deref_may_alias_ref_p): Likewise.
15069 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15070 covered by looking at the ESCAPED solution.
15071 (call_may_clobber_ref_p_1): Likewise.
15072 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15073 Handle NULL_TREE offset. Do not produce redundant constraints.
15074 (process_all_all_constraints): New helper function.
15075 (do_structure_copy): Use it.
15076 (handle_lhs_call): Likewise.
15077 (find_func_aliases): Handle some builtins with pointer arguments
15078 and/or return values explicitly.
15080 2009-06-19 Ian Lance Taylor <iant@google.com>
15082 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15084 2009-06-19 Ian Lance Taylor <iant@google.com>
15086 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15088 2009-06-19 Ian Lance Taylor <iant@google.com>
15090 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15091 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15094 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15095 uninitialized const.
15097 2009-06-19 Ian Lance Taylor <iant@google.com>
15099 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15102 * c-decl.c (in_struct, struct_types): Remove.
15103 (struct c_binding): Add in_struct field.
15104 (c_binding_ptr): Define type, along with VEC.
15105 (struct c_struct_parse_info): Define.
15106 (struct_parse_info): New static variable.
15107 (bind): Initialize in_struct field.
15108 (start_struct): Remove enclosing_in_struct and
15109 enclosing_struct_types parameters. Add
15110 enclosing_struct_parse_info parameter. Change all callers. Set
15111 struct_parse_info rather than in_struct and struct_types.
15112 (grokfield): If -Wc++-compat and there is a symbol binding for the
15113 field name, set the in_struct flag and push it on the
15114 struct_parse_info->fields vector.
15115 (warn_cxx_compat_finish_struct): New static function.
15116 (finish_struct): Remove enclosing_in_struct and
15117 enclosing_struct_types parameters. Add
15118 enclosing_struct_parse_info parameter. Change all callers. Don't
15119 set C_TYPE_DEFINED_IN_STRUCT here. Call
15120 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15121 parameter. Only push on struct_types if warn_cxx_compat.
15122 (finish_enum): Only push on struct_types if warn_cxx_compat.
15123 (declspecs_add_type): Add loc parameter. Change all callers.
15124 Change all error calls to error_at. Pass loc, not input_location,
15125 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15126 defined in a struct. If -Wc++-compat and parsing a struct, record
15127 that a typedef name was used.
15128 * c-parser.c (c_parser_declspecs): Get location to pass to
15129 declspecs_add_type.
15130 (c_parser_struct_or_union_specifier): Update calls to start_struct
15132 * c-tree.h (struct c_struct_parse_info): Declare.
15133 (finish_struct, start_struct): Update declarations.
15134 (declspecs_add_type): Update declaration.
15136 2009-06-19 Ian Lance Taylor <iant@google.com>
15138 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15139 variable with an anonymous type.
15141 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15143 * see.c: Remove for real.
15145 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15147 * optabs.h (enum optab_index): Add new OTI_significand.
15148 (significand_optab): Define corresponding macro.
15149 * optabs.c (init_optabs): Initialize significand_optab.
15150 * genopinit.c (optabs): Implement significand_optab using
15151 significand?f2 patterns.
15152 * builtins.c (expand_builtin_mathfn): Handle
15153 BUILT_IN_SIGNIFICAND{,F,L}.
15154 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15155 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15157 * config/i386/i386.md (significandxf2, significand<mode>2): New
15158 expanders to implement significandf, significand and significandl
15159 built-ins as inline x87 intrinsics.
15161 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15163 * config/avr/avr.c (avr_override_options): Remove setting value of
15164 PARAM_INLINE_CALL_COST.
15166 2009-06-18 Richard Henderson <rth@redhat.com>
15169 * tree-pass.h (TDF_ASMNAME): New.
15170 * tree-dump.c (dump_options): Add asmname.
15171 * doc/invoke.texi: Document it.
15173 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15174 (dump_decl_name): ...here.
15175 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15176 (dump_generic_node): Update dump_function_name calls.
15177 (print_call_name): New flags arg; update all dump calls.
15178 * diagnostic.h (print_call_name): Update.
15179 * gimple-pretty-print.c (dump_gimple_call): Update.
15181 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15184 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15186 2009-06-18 Diego Novillo <dnovillo@google.com>
15188 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15189 * plugin.c (str_license): Declare.
15190 (try_init_one_plugin): Assert that the symbol
15191 'plugin_is_GPL_compatible' exists.
15193 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15196 * Makefile.in (OBJS-common): Remove see.o.
15198 * common.opt (fsee): Mark as preserved for backward compatibility.
15199 * opts.c (common_handle_option): Add OPT_fsee to the backward
15200 compatibility section.
15201 * passes.c (init_optimization_passes, pass_see): Remove pass.
15202 * timevar.def (TV_SEE): Remove.
15203 * tree-pass.h (pass_see): Remove declaration.
15204 * doc/invoke.texi (-fsee): Remove documentation.
15206 2009-06-18 Martin Jambor <mjambor@suse.cz>
15208 * tree-sra.c: Include statistics.h
15209 (sra_stats): New variable.
15210 (sra_initialize): Clear sra_stats.
15211 (create_access_replacement): Increment sra_stats.replacements.
15212 (get_access_replacement): Do not return twice.
15213 (analyze_all_variable_accesses): Increment statistics counter by the
15214 number of scalarized aggregates.
15215 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15216 (sra_modify_expr): Increment sra_stats.exprs.
15217 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15218 (sra_modify_assign): Increment sra_stats.exprs,
15219 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15220 (perform_intra_sra): Update statistics counters.
15221 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15223 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15225 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15226 (arm_scalar_mode_supported_p): New function.
15228 2009-06-18 Paul Brook <paul@codesourcery.com>
15229 Sandra Loosemore <sandra@codesourcery.com>
15231 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15232 (__extendhfsf2, __truncsfhf2): Define.
15233 * config/arm/fp16.c: New file.
15234 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15235 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15237 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15239 * doc/extend.texi (Half-Precision): New section.
15240 * doc/invoke.texi (Option Summary): List -mfp16-format.
15241 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15242 * config/arm/arm.opt (mfp16-format=): New.
15243 * config/arm/arm.c: Include intl.h.
15244 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15245 (TARGET_INVALID_RETURN_TYPE): Redefine.
15246 (TARGET_PROMOTED_TYPE): Redefine.
15247 (TARGET_CONVERT_TO_TYPE): Redefine.
15248 (arm_fp16_format): Define.
15249 (all_fpus): Add entry for neon-fp16.
15250 (fp_model_for_fpu): Likewise.
15251 (struct fp16_format): Declare.
15252 (all_fp16_formats): Define.
15253 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15255 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15257 (arm_legitimate_index_p): Treat HFmode like HImode.
15258 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15259 (coproc_secondary_reload_class): Special-case HFmode.
15260 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15261 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15262 (arm_init_fp16_builtins): New.
15263 (arm_init_builtins): Call it.
15264 (arm_invalid_parameter_type): New.
15265 (arm_invalid_return_type): New.
15266 (arm_promoted_type): New.
15267 (arm_convert_to_type).
15268 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15270 (arm_emit_fp16_const): New function.
15271 (arm_mangle_type): Mangle __fp16 as "Dh".
15272 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15274 (TARGET_NEON_FP16): New.
15275 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15276 (enum fputype): Add FPUTYPE_NEON_FP16.
15277 (enum arm_fp16_format_type): Declare.
15278 (arm_fp16_format): Declare.
15279 (LARGEST_EXPONENT_IS_NORMAL): Define.
15280 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15281 * config/arm/arm-modes.def (HFmode): Define.
15282 * config/arm/vfp.md (*movhf_vfp): New.
15283 (extendhfsf2): New.
15285 * config/arm/arm.md (fpu): Add neon_fp16.
15286 (floatsihf2, floatdihf2): New.
15287 (fix_trunchfsi2, fix_trunchfdi2): New.
15289 (extendhfdf2): New.
15291 (*arm32_movhf): New.
15292 (*thumb1_movhf): New.
15293 (consttable_2): Add check for HFmode constants.
15294 (consttable_4): Handle HFmode constants.
15296 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15298 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15300 2009-06-17 Olivier Hainque <hainque@adacore.com>
15302 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15303 const char ** conversion in AIX specific section.
15305 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15307 * config/i386/i386.c (ix86_special_builtin_type): Remove
15308 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15309 (bdesc_special_args): Updated.
15310 (ix86_init_mmx_sse_builtins): Likewise.
15311 (ix86_expand_special_args_builtin): Likewise.
15313 2009-06-17 Richard Henderson <rth@redhat.com>
15315 * tree-pretty-print.c (maybe_dump_asm_name): New.
15316 (dump_decl_name): Use it.
15317 (PRINT_FUNCTION_NAME): Merge into...
15318 (dump_function_name): ... here. Use maybe_dump_asm_name.
15320 2009-06-17 Cary Coutant <ccoutant@google.com>
15322 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15324 * debug.c (struct gcc_debug_hooks): Change placeholder for
15326 (debug_nothing_int_charstar_int): Replaced by...
15327 (debug_nothing_int_charstar_int_bool): ...this.
15328 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15329 source_line prototype.
15330 (debug_nothing_int_charstar_int): Replaced by...
15331 (debug_nothing_int_charstar_int_bool): ...this.
15332 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15333 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15334 Output is_stmt operand when necessary.
15335 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15336 (notice_source_line): Add is_stmt parameter.
15337 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15338 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15340 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15341 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15343 2009-06-17 Ian Lance Taylor <iant@google.com>
15345 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15347 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15350 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15352 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15353 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15354 tree_strip_sign_nop_conversions and
15355 tree_ssa_strip_useless_type_conversions rather than stripping
15356 the operations here.
15357 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15359 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15360 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15361 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15362 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15365 2009-06-17 Michael Eager <eager@eagercon.com>
15367 * config/rs6000/constraints.md (register_constraint "d"): New.
15368 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15369 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15370 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15371 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15372 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15373 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15374 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15375 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15376 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15377 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15379 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15380 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15381 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15382 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15383 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15384 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15385 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15386 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15387 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15388 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15389 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15390 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15391 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15392 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15394 2009-06-16 Ian Lance Taylor <iant@google.com>
15396 * profile.c (total_num_never_executed): Don't define.
15397 (compute_branch_probabilities): Don't count or print
15398 num_never_executed.
15399 (init_branch_prob): Don't set total_num_never_executed.
15400 (end_branch_prob): Don't print total_num_never_executed.
15402 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15404 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15406 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15408 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15409 (nabstd2_fpr): Same.
15411 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15413 * expr.c (expand_assignment): Change complex type check.
15415 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15417 * doc/plugins.texi (Building GCC plugins): Added new section.
15419 2009-06-17 Ian Lance Taylor <iant@google.com>
15421 * c-pch.c (get_ident): Don't set size of templ array.
15422 (pch_init): Don't set size of partial_pch array.
15424 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15425 string constant to intialize an array whose size is the length of
15428 2009-06-17 Richard Guenther <rguenther@suse.de>
15430 PR tree-optimization/40389
15431 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15432 to addressable types.
15433 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15435 2009-06-17 Richard Guenther <rguenther@suse.de>
15437 PR middle-end/40460
15438 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15439 if there is no evolution of left in the loop bail out.
15440 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15441 chrec_fold_multiply.
15443 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15444 Janis Johnson <janis187@us.ibm.com>
15447 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15448 for the symbol ref of a constant that is the source of a move
15449 - nor for any other not-obvious-label-ref constants.
15451 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15453 * plugin.c (position_pass): Skip newly inserted pass during list
15454 traversal to avoid repeated insertion.
15456 2009-06-16 Ian Lance Taylor <iant@google.com>
15458 * vec.h (VEC_stack_alloc): Define different version if
15459 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15460 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15461 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15462 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15464 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15466 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15468 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15469 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15470 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15471 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15472 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15473 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15474 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15475 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15476 __builtin_ia32_rdtscp.
15477 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15478 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15479 and __builtin_ia32_rorhi.
15480 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15481 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15482 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15483 (ix86_expand_args_builtin): Likewise.
15484 (ix86_expand_special_args_builtin): Likewise.
15486 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15487 (UNSPECV_RDTSC): Likewise.
15488 (UNSPECV_RDPMC): Likewise.
15489 (*bsr): Renamed to ...
15491 (*bsr_rex64): Renamed to ...
15494 (*rdpmc): Likewise.
15495 (*rdpmc_rex64): Likewise.
15497 (*rdtsc): Likewise.
15498 (*rdtsc_rex64): Likewise.
15499 (rdtscp): Likewise.
15500 (*rdtscp): Likewise.
15501 (*rdtscp_rex64): Likewise.
15503 * config/i386/ia32intrin.h: New.
15505 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15507 2009-06-16 Ian Lance Taylor <iant@google.com>
15509 * ira-build.c (copy_info_to_removed_store_destinations):
15510 Initialize parent_a.
15512 2009-06-16 Ian Lance Taylor <iant@google.com>
15514 * c-decl.c (grokdeclarator): Change size_varies to bool.
15516 2009-06-16 Ian Lance Taylor <iant@google.com>
15518 * sel-sched.c: Make forward declarations of move_op_hooks and
15519 fur_hooks explicitly extern.
15521 2009-06-16 Ian Lance Taylor <iant@google.com>
15523 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15524 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15526 2009-06-16 Ian Lance Taylor <iant@google.com>
15528 * resource.c (mark_referenced_resources): Change
15529 include_delayed_effects parameter to bool. Change all callers.
15530 (mark_end_of_function_resources): Likewise.
15531 * reorg.c (insn_references_resource_p): Likewise.
15532 (insn_sets_resource_p): Likewise.
15533 * resource.h (mark_referenced_resources): Update declaration.
15534 (mark_end_of_function_resources): Update declaration.
15536 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15538 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15540 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15542 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15543 GCC can bootstrap on AIX with GNU Binutils 2.20.
15545 2009-06-16 Ian Lance Taylor <iant@google.com>
15547 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15549 2009-06-16 Ian Lance Taylor <iant@google.com>
15551 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15552 inline, not extern inline.
15553 (exact_log2): Likewise.
15554 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15556 (exact_log2): Likewise, but don't test CTZ_HWI.
15558 2009-06-16 Ian Lance Taylor <iant@google.com>
15560 * bitmap.c (bitmap_clear): Don't declare as inline.
15561 * gimple.c (gimplify_assign): Likewise.
15562 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15563 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15564 (sched_scan_info): Remove duplicate definition.
15566 2009-06-16 Ian Lance Taylor <iant@google.com>
15568 * c-common.c (skip_evaluation): Don't define.
15569 (c_inhibit_evaluation_warnings): Define global variable.
15570 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15571 than skip_evaluation.
15572 (convert_and_check, warn_for_div_by_zero): Likewise.
15573 * c-common.h (skip_evaluation): Don't declare.
15574 (c_inhibit_evaluation_warnings): Declare.
15575 * c-parser.c (c_parser_typeof_specifier): Set
15576 c_inhibit_evaluation_warnings rather than skip_evaluation.
15577 (c_parser_conditional_expression): Likewise.
15578 (c_parser_binary_expression): Likewise.
15579 (c_parser_sizeof_expression): Likewise.
15580 (c_parser_alignof_expression): Likewise.
15581 * c-typeck.c (build_indirect_ref): Check
15582 c_inhibit_evaluation_warnings rather than skip_evaluation.
15583 (build_conditional_expr, build_binary_op): Likewise.
15585 2009-06-16 Richard Guenther <rguenther@suse.de>
15587 * tree-ssa-alias.c (is_escape_site): Remove.
15588 * tree-ssa-alias.h (enum escape_type): Remove.
15589 (is_escape_site): Likewise.
15590 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15591 via casts and asms without deferring to is_escape_site.
15593 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15595 PR middle-end/40446
15596 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15597 use gen_lowpart if op0 has complex mode.
15599 2009-06-16 Richard Guenther <rguenther@suse.de>
15601 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15602 variables add them to ESCAPED.
15603 (find_func_aliases): Do not make all indirectly stored values escaped.
15605 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15607 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15608 make_decl_one_only.
15610 2009-06-16 Martin Jambor <mjambor@suse.cz>
15612 PR tree-optimization/40432
15613 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15614 check whether we need to force gimple register operand.
15616 2009-06-16 Martin Jambor <mjambor@suse.cz>
15618 PR tree-optimization/40413
15619 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15620 build_ref_for_offset.
15621 (propagate_subacesses_accross_link): Fix a typo in a comment.
15623 2009-06-16 Ira Rosen <irar@il.ibm.com>
15625 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15626 with additional parameter.
15627 * tree-vectorizer.h (enum vect_def_type): Add new value
15629 (enum vect_relevant): Add comments.
15630 (vect_is_simple_reduction): Add new argument.
15631 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15632 Detect nested cycles.
15633 (vect_is_simple_reduction): Update documentation, add an argument to
15634 distinguish inner-loop reduction from nested cycle, detect nested
15635 cycles, fix printings and indentation, don't swap operands in case
15637 (get_initial_def_for_reduction): Handle subtraction.
15638 (vect_create_epilog_for_reduction): Add new argument to specify
15639 reduction variable.
15640 (vect_finalize_reduction): Handle subtraction, fix comments.
15641 (vectorizable_reduction): Handle nested cycles. In case of nested
15642 cycle keep track of the reduction variable position. Call
15643 vect_is_simple_reduction with additional parameter. Use original
15644 statement code in reduction epilogue for nested cycle. Call
15645 vect_create_epilog_for_reduction with additional parameter.
15646 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15647 inner-loop vectorization.
15648 (vect_recog_widen_sum_pattern): Likewise.
15649 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15651 (vect_mark_stmts_to_be_vectorized): Likewise.
15652 (vect_get_vec_def_for_operand): Handle nested cycles.
15654 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15656 * doc/invoke.texi (Debugging Options): Fix option index entries
15657 for -fdump-statistics, -frandom-seed add entries for
15658 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15659 (FRV Options): Fix entries for -mTLS, -mtls.
15660 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15661 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15662 (M68hc1x Options): Fix @itemx for -mnominmax.
15663 (MCore Options): Fix entry for -mno-lsim.
15664 (MMIX Options): Fix entry for -mabi=mmixware.
15665 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15667 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15669 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15670 Mention the plugin mode of gengtype.
15671 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15672 * gengtype.c: Updated copyright.
15673 (plugin_files, nb_plugin_files) Added new static variables.
15674 (measure_input_list) Care about plugin_files.
15675 (write_rtx_next): Added early return in plugin mode.
15676 (create_file): Updated copyright year in generated file. Added
15678 (oprintf): Added early return if NULL outf.
15679 (get_output_file_with_visibility): Care of plugin_files.
15680 (get_output_file_name): May return null.
15681 (write_local): Added early return.
15682 (put_mangled_filename): Ditto.
15683 (finish_root_table): Added check for base_files.
15684 (write_roots): Care about null when plugins.
15685 (main): Added plugin mode.
15687 2009-06-15 Ian Lance Taylor <iant@google.com>
15689 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15690 * gcov.c (read_count_file): Add braces around variables declared
15693 * c.opt (Wjump-misses-init): New warning.
15694 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15695 -Wall and -Wc++-compat if not already set.
15696 (c_common_post_options): Clear warn_jump_misses_init if it was not
15698 * c-decl.c (struct c_binding): Change type field to a union with
15699 new label field. Make it the first field in the struct. Update
15700 references to type to use u.type instead.
15701 (struct c_spot_bindings): Define.
15702 (struct c_goto_bindings): Define.
15703 (c_goto_bindings_p): Define, along with VECs.
15704 (struct c_label_vars): Define.
15705 (struct c_scope): Add has_label_bindings field.
15706 (bind_label, set_spot_bindings): New static functions.
15707 (decl_jump_unsafe, update_spot_bindings): New static functions.
15708 (update_label_decls): New static function.
15709 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15710 Update binding u.label field to shadowed field.
15711 (c_binding_start_stmt_expr): New function.
15712 (c_binding_end_stmt_expr): New function.
15713 (pushdecl): Don't call c_begin_vm_scope.
15714 (make_label): Add defining and p_label_vars parameters. Change
15716 (lookup_label): Correct test for whether a label has not yet been
15717 defined. Call bind_label rather than bind.
15718 (warn_about_goto): New static function.
15719 (lookup_label_for_goto): New function.
15720 (declare_label): Call bind_label rather than bind.
15721 (check_earlier_gotos): New static function.
15722 (define_label): Don't give errors about jumping into statement
15723 expressions or scopes of variably modified types. Call
15724 set_spot_bindings and check_earlier_gotos. Call bind_label
15725 instead of bind. Don't set label_context_stack_se or
15726 label_context_stack_vm.
15727 (c_get_switch_bindings): New function.
15728 (c_release_switch_bindings): New function.
15729 (c_check_switch_jump_warnings): New function.
15730 (start_function): Don't set label_context_stack_se or
15731 label_context_stack_vm.
15732 (finish_function): Likewise.
15733 * c-typeck.c (label_context_stack_se): Don't define.
15734 (label_context_stack_vm): Don't define.
15735 (c_finish_goto_label): Call lookup_label_for_goto rather than
15736 lookup_label. Don't give errors about jumping into a statement
15737 expression or the scope of a variably modified type. Don't set
15738 label_context_stack_se or label_context_stack_vm.
15739 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15740 fields. Add bindings field.
15741 (c_start_case): Don't set deleted fields. Set bindings field.
15742 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15743 or blocked_vm. Call c_check_switch_jump_warnings.
15744 (c_finish_case): Don't test blocked_stmt_expr field. Call
15745 c_release_switch_bindings.
15746 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15747 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15748 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15749 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15750 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15751 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15752 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15753 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15754 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15755 (C_DECL_UNJUMPABLE_VM): Don't define.
15756 (C_DECL_UNDEFINABLE_VM): Don't define.
15757 (struct c_label_list): Don't define.
15758 (struct c_label_context_se): Don't define.
15759 (struct c_label_context_vm): Don't define.
15760 (struct c_spot_bindings): Declare.
15761 (c_bindings_start_stmt_expr): Declare.
15762 (c_bindings_end_stmt_expr): Declare.
15763 (lookup_label_for_goto): Declare.
15764 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15765 (c_check_switch_jump_warnings): Declare.
15766 (label_context_stack_se, label_context_stack_vm): Don't declare.
15767 (c_finish_goto_label): Update declaration.
15768 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15769 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15770 (Warning Options): Document -Wjump-misses-init.
15772 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15774 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15777 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15779 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15781 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15783 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15785 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15787 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15789 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15791 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15792 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15793 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15794 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15795 * dwarf2asm.c (dw2_force_const_mem): Update call to
15796 make_decl_one_only.
15797 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15798 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15799 * langhooks.c (lhd_comdat_group): Remove.
15800 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15801 * tree.h (DECL_COMDAT_GROUP): New.
15802 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15803 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15804 (make_decl_one_only): Change signature.
15805 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15806 make_decl_one_only.
15807 (make_decl_one_only): Change signature.
15808 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15810 2009-06-15 Richard Guenther <rguenther@suse.de>
15812 PR middle-end/40439
15813 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15815 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15817 * tree-ssa-math-opts.c: Remove extra divide.
15819 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15821 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15823 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15825 * passes.c: Add bswap pass.
15826 * tree-pass.h: Add pass_optimize_bswap declaration.
15827 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15828 Include rtl.h, expr.h and optabs.h for optab_handler check.
15829 (struct symbolic_number, pass_optimize_bswap): New definition.
15830 (do_shift_rotate, verify_symbolic_number_p): New functions.
15831 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15832 (gate_optimize_bswap): New function.
15833 * tree.c (widest_int_cst_value): New function.
15834 * tree.h (widest_int_cst_value): Prototype added.
15836 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15838 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15839 REG_EQUAL/REG_EQUIV notes.
15841 2009-06-14 Richard Guenther <rguenther@suse.de>
15843 PR middle-end/40389
15844 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15845 has its address taken if NRV was applied and it is addressable.
15846 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15847 function split out from ...
15848 (get_constraint_for_1): ... here.
15849 (handle_rhs_call): Use it to mark the return slot escaped if
15850 it is addressable and NRV was applied.
15852 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15854 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15855 Change first argument type to location_t.
15856 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15857 Do not set input_location.
15858 Use loc instead of input_location throughout.
15860 2009-06-13 Richard Guenther <rguenther@suse.de>
15862 PR tree-optimization/40421
15863 * tree-predcom.c (should_unroll_loop_p): Remove.
15864 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15866 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15869 Add location argument.
15871 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15873 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15875 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15876 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15877 * config/spu/spu-protos.h: Add location to
15878 spu_resolve_overloaded_builtin.
15879 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15880 spu_build_builtin_va_list.
15881 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15882 argument. Pass location to build_function_call_vec.
15883 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15885 (emit_fpu_switch): Same.
15886 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15887 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15888 to build_decl and create_artificial_label.
15889 (xtensa_gimplify_va_arg_expr): Same.
15890 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15891 (xstormy16_gimplify_va_arg_expr): Same.
15892 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15893 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15894 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15895 (mips16_build_function_stub): Same.
15896 (mips16_build_call_stub): Same.
15898 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15901 * arm/constraints.md (Pa, Pb): New constraints.
15902 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15903 split pattern to deal with them.
15905 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15907 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15908 fix index entry for -Xpreprocessor.
15910 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15912 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15913 Add location argument to build_decl call.
15914 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15915 (rs6000_init_builtins): Same.
15916 (spe_init_builtins): Same.
15917 (rs6000_gimplify_va_arg): Add location argument to
15918 create_artificial_label call.
15920 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15922 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15923 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15924 * Makefile.in: Fix GGC dependency for gcse.o.
15926 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15928 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15929 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15930 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15932 * c-parser.c (c_parser_binary_expression): Use current column while
15933 building binary operations.
15934 * common.opt (fshow-column): Enable by default.
15935 * tree-vrp.c (check_array_ref): Use warning_at.
15936 (check_array_bounds): Use location from call back if expr has no
15938 * tree.h: Add location argument to maybe_fold_*.
15939 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15940 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15941 (maybe_fold_offset_to_component_ref): Same.
15942 (maybe_fold_offset_to_reference): Same.
15943 (maybe_fold_offset_to_address): Same.
15944 (maybe_fold_stmt_indirect): Same.
15945 (maybe_fold_stmt_addition): Same.
15946 (fold_stmt_r): Pass location to maybe_fold_*.
15947 (fold_gimple_assign): Same.
15948 * c-tree.h: Add location argument to finish_decl,
15949 default_function_array_conversion, store_init_value.
15950 * c-decl.c (define_label): Use error_at.
15951 (c_make_fname_decl): Pass location to finish_decl.
15952 (finish_decl): New location argument.
15953 (build_compound_literal): Pass location to store_init_value.
15954 (grokdeclarator): Pass location to finish_decl.
15956 * c-typeck.c (array_to_pointer_conversion): New location argument.
15957 (function_to_pointer_conversion): Same.
15958 (default_function_array_conversion): Same.
15959 (parser_build_unary_op): Pass location to overflow_warning.
15960 (parser_build_binary_op): Same. Use warning_at.
15961 (build_unary_op): Pass location to array_to_pointer_conversion.
15962 (build_c_cast): Pass location to digest_init.
15963 (build_modify_expr): New location argument.
15964 (convert_for_assignment): Same.
15965 (store_init_value): Same.
15966 (digest_init): Same.
15967 (output_init_element): Pass location to digest_init and
15968 array_to_pointer_conversion.
15969 (c_finish_return): Pass location to convert_for_assignment.
15970 * gimplify.c (gimplify_conversion): Pass location to
15971 maybe_fold_offset_to_address.
15972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15973 to maybe_fold_stmt_addition.
15974 * c-omp.c (c_finish_omp_atomic): Pass new location to
15976 (c_finish_omp_for): Same.
15977 * c-common.c (overflow_warning): New argument.
15978 * c-common.h: New argument to build_modify_expr, overflow_warning.
15979 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15981 (c_parser_initializer): Pass location to
15982 default_function_array_conversion.
15983 (c_parser_initelt): Same.
15984 (c_parser_initval): Same.
15985 (c_parser_asm_operands): Same.
15986 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15987 (c_parser_conditional_expression): Same.
15988 (c_parser_binary_expression): Add location info to stack. Use it.
15989 (c_parser_unary_expression): Pass location to
15990 default_function_array_conversion, parser_build_unary_op,
15991 build_indirect_ref, c_parser_postfix_expression_after_primary.
15992 (c_parser_postfix_expression_after_primary): New location argument.
15994 (c_parser_expression_conv): Pass location to
15995 default_function_array_conversion.
15996 (c_parser_expr_list): Same.
15997 (c_parser_omp_atomic): Same.
15998 (c_parser_omp_for_loop): Same.
15999 * c-tree.h (struct c_declarator): Add comment to id_loc.
16000 (build_array_declarator): New argument.
16001 * c-decl.c (build_array_declarator): Add location argument.
16002 (grokdeclarator): Set id_loc for cdk_array.
16003 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16004 build_array_declarator.
16005 * tree.c (build_omp_clause): Add location argument.
16006 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16007 (OMP_CLAUSE_LOCATION): New macro.
16008 (struct tree_omp_clause): Add location field.
16009 (build_omp_clause): Add argument.
16010 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16012 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16013 (cp_parser_omp_clause_collapse): Same.
16014 (cp_parser_omp_clause_default): Same.
16015 (cp_parser_omp_clause_if): Same.
16016 (cp_parser_omp_clause_nowait): Same.
16017 (cp_parser_omp_clause_num_threads): Same.
16018 (cp_parser_omp_clause_ordered): Same.
16019 (cp_parser_omp_clause_schedule): Same.
16020 (cp_parser_omp_clause_untied): Same.
16021 (cp_parser_omp_for_loop): Same.
16022 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16023 * c-tree.h (c_start_case): Add location argument.
16024 (c_process_expr_stmt): Same.
16025 (c_finish_goto_*): Same.
16026 * tree-parloops.c (initialize_reductions): Pass location to
16028 (create_parallel_loop): Same.
16029 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16030 (gfc_trans_omp_reduction_list): Same.
16031 (gfc_trans_omp_clauses): Same.
16032 (gfc_trans_omp_do): Same.
16033 * c-typeck.c (c_finish_goto_label): Same.
16034 (c_finish_goto_ptr): New location argument.
16035 (c_start_case): Same.
16036 (emit_side_effect_warnings): Same.
16037 (c_process_expr_stmt): Same.
16038 (c_finish_stmt_expr): Same.
16039 (c_finish_omp_clauses): Use error_at instead of error.
16040 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16042 * c-omp.c (c_split_parallel_clauses): New location argument.
16043 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16044 to build_omp_clause.
16045 (convert_local_reference_stmt): Same.
16046 (convert_gimple_call): Same.
16047 * c-common.h (c_split_parallel_clauses): New argument.
16048 * c-parser.c (c_parser_statement_after_labels): Pass location to
16049 c_finish_goto_label.
16050 (c_parser_switch_statement): Pass location to c_start_case.
16051 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16052 and c_process_expr_stmt.
16053 (c_parser_omp_variable_list): Add location argument.
16054 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16055 (c_parser_omp_clause_default): Same.
16056 (c_parser_omp_clause_if): Same.
16057 (c_parser_omp_clause_num_threads): Same.
16058 (-c_parser_omp_clause_ordered): Same.
16059 (c_parser_omp_clause_reduction): Pass location to
16060 c_parser_omp_variable_list.
16061 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16062 (c_parser_omp_clause_untied): Same.
16063 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16064 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16066 * c-tree.h (check_for_loop_decls, undeclared_variable,
16067 build_component_ref, build_array_ref, build_external_ref,
16068 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16069 build_conditional_expr, build_compound_expr, c_cast_expr,
16070 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16071 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16073 * c-semantics.c (build_stmt): Same.
16074 (build_case_label): Same.
16075 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16076 (undeclared_variable): New argument.
16077 (make_label): Same.
16078 (lookup_label): Pass location on down.
16079 (define_label): Same.
16080 (finish_decl): Same.
16081 (build_compound_literal): Same.
16082 (finish_struct): Same.
16083 (finish_function): Do not set location here.
16084 (check_for_loop_decls): New argument.
16085 * tree.c (save_expr): Set location.
16086 (build_empty_stmt): New argument.
16087 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16088 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16089 * builtins.c (gimplify_va_arg_expr): Use locations.
16090 (expand_builtin_sync_operation): Same.
16091 * c-typeck.c (build_component_ref): New argument.
16092 (build_array_ref): Same.
16093 (build_external_ref): Same.
16094 (c_expr_sizeof_expr): Same.
16095 (c_expr_sizeof_type): Same.
16096 (parser_build_unary_op): Same.
16097 (build_conditional_expr): Same.
16098 (build_compound_expr): Pass location on down.
16099 (build_compound_expr): New argument.
16100 (build_c_cast): Same.
16101 (c_cast_expr): Same.
16102 (build_asm_expr): Same.
16103 (c_finish_return): Same.
16104 (c_process_expr_stmt): Pass location on down.
16105 (c_finish_stmt_expr): New argument.
16106 (push_clenaup): Same.
16107 (c_finish_omp_parallel): Same.
16108 (c_finish_omp_task): Same.
16109 * gimplify.c (gimplify_call_expr): Pass location on down.
16110 * c-omp.c (c_finish_omp_master): New argument.
16111 (c_finish_omp_critical): Same.
16112 (c_finish_omp_ordered): Same.
16113 (c_finish_omp_barrier): Same.
16114 (-c_finish_omp_taskwait): Same.
16115 (c_finish_omp_atomic): Same.
16116 (c_finish_omp_flush): Same.
16117 * tree-inline.c (copy_tree_body_r): Pass location on down.
16118 (inline_forbidden_p): Remove use of input_location.
16119 * c-gimplify.c (c_build_bind_expr): New argument.
16120 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16121 (c_sizeof_or_alignof_type): New argument.
16122 (c_alignof_expr): Same.
16123 (build_va_arg): Same.
16124 (c_add_case_label): Same.
16125 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16126 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16127 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16128 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16129 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16130 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16132 * stub-objc.c (objc_build_selector_expr): Same.
16133 (objc_build_throw_stmt): Same.
16134 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16135 (c_parser_initelt): Same.
16136 (c_parser_compound_statement): Same.
16137 (c_parser_compound_statement_nostart): Same.
16138 (c_parser_label): Same.
16139 (c_parser_statement_after_labels): Same.
16140 (c_parser_if_body): Same.
16141 (c_parser_else_body): Same.
16142 (c_parser_if_statement): Same.
16143 (c_parser_switch_statement): Same.
16144 (c_parser_while_statement): Same.
16145 (c_parser_do_statement): Same.
16146 (c_parser_for_statement): Same.
16147 (c_parser_asm_statement): Same.
16148 (c_parser_conditional_expression): Same.
16149 (c_parser_binary_expression): Same.
16150 (c_parser_cast_expression): Same.
16151 (c_parser_unary_expression): Same.
16152 (c_parser_sizeof_expression): Same.
16153 (c_parser_alignof_expression): Same.
16154 (c_parser_postfix_expression): Same.
16155 (c_parser_expression): Same.
16156 (c_parser_objc_receiver): Same.
16157 (c_parser_omp_variable_list): Same.
16158 (c_parser_omp_structured_block): Same.
16159 (c_parser_omp_atomic): New argument.
16160 (c_parser_omp_barrier): Same.
16161 (c_parser_omp_critical): Same.
16162 (c_parser_omp_flush): Pass location on down.
16163 (c_parser_omp_for_loop): New argument.
16164 (c_parser_omp_for): Same.
16165 (c_parser_omp_master): Same.
16166 (c_parser_omp_ordered): Same.
16167 (c_parser_omp_sections_scope): Same.
16168 (c_parser_omp_sections): Same.
16169 (c_parser_omp_parallel): Same.
16170 (c_parser_omp_single): Same.
16171 (c_parser_omp_task): Same.
16172 (c_parser_omp_taskwait): Pass location on down.
16173 (c_parser_omp_construct): Same.
16174 (c_parser_omp_threadprivate): Same.
16175 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16176 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16177 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16178 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16179 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16180 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16181 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16182 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16183 config/i386/i386.c, stmt.c:
16184 Add location argument to the following function definitions and/or
16185 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16186 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16187 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16188 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16189 do_case, c_finish_bc_stmt, build_compound_literal,
16190 build_function_call.
16191 * c-decl.c (build_compound_literal): Add location argument.
16192 Make all diagnostic calls use location.
16193 (start_struct): Same.
16194 (finish_struct): Same.
16195 (start_enum): Same.
16196 (build_enumerator): Same.
16197 (start_function): Same.
16198 (grokdeclarator): Make all diagnostic calls use location.
16199 (store_parm_decls_oldstyle): Same.
16200 * c-typeck.c (build_function_call): Add location argument.
16201 Make all diagnostic calls use location.
16203 (c_finish_bc_stmt): Same.
16204 * tree-nested.c (get_trampoline_type): Add argument.
16205 Pass location to build_decl.
16206 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16207 * rtl.h (RTL_LOCATION): New.
16208 * c-common.c (c_add_case_label): Add location argument.
16209 Make all diagnostic calls use location.
16210 * c-common.h: Add location argument to make_fname_decl, do_case,
16211 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16212 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16213 Set it appropriately for every case. Pass enum_loc to start_enum
16214 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16216 (c_parser_struct_or_union_specifier): Save location. Use it for
16217 start_struct, finish_struct, and parser_xref_tag.
16219 2009-06-12 Ian Lance Taylor <iant@google.com>
16221 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16223 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16224 cpp_opts->warn_cxx_operator_names.
16226 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16229 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16230 is returns NULL and OP is a VCE, look through the VCE.
16232 2009-06-12 Ian Lance Taylor <iant@google.com>
16235 * collect2.c (main): Use CONST_CAST2 in code inside #if
16236 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16238 2009-06-12 Joey Ye <joey.ye@intel.com>
16240 PR middle-end/39146
16241 * cfgexpand.c (get_decl_align_unit): Update
16242 max_used_stack_slot_alignment with align instead of
16243 stack_alignment_needed.
16245 * function.c (assign_stack_local_1): Update
16246 max_used_stack_slot_alignment with alignment_in_bits instead
16247 of stack_alignment_needed.
16248 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16251 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16253 * dwarf2out.c (last_var_location_insn): New variable.
16254 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16255 (dwarf2out_var_location): Don't record anything after last real
16256 insn. Only change labels if there were any real instructions
16257 in between last note and this one, or if changed sections.
16259 2009-06-11 Richard Henderson <rth@redhat.com>
16261 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16262 note when storing the frame pointer in a register.
16263 (FRP): Don't redefine to nothing for epilogue.
16264 (alpha_expand_epilogue): Mark register and sp restores.
16265 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16267 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16268 when gen_lowpart is needed.
16270 2009-06-11 Richard Henderson <rth@redhat.com>
16272 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16274 * dwarf2out.c (need_data_align_sf_opcode): New.
16275 (div_data_align): Move earlier.
16276 (def_cfa_1, reg_save): Use it.
16278 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16280 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16281 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16282 (ix86_handle_option): Handle OPT_mcrc32.
16283 (ix86_target_string): Add -mcrc32.
16284 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16286 * config/i386/i386.h (TARGET_CRC32): New.
16288 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16289 (sse4_2_crc32di): Likewise.
16291 * config/i386/i386.opt (mcrc32): New.
16293 * doc/invoke.texi: Document -mcrc32.
16295 2009-06-11 Richard Henderson <rth@redhat.com>
16297 * common.opt (gdwarf-): Accept a version number.
16298 * doc/invoke.texi (gdwarf-): Update docs.
16299 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16300 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16301 version level, and record it.
16303 * dwarf2.h (DW_CIE_VERSION): Remove.
16304 * dwarf2out.c (DWARF_VERSION): Remove.
16305 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16306 (output_call_frame_info): Use CIE version 3 for dwarf3,
16307 or if the return register column is out of range for version 1.
16308 (dwarf_stack_op_name): Add all dwarf3 values.
16309 (DEBUG_PUBTYPES_SECTION): New.
16310 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16311 encoding change for dwarf3.
16312 (output_die) [dw_val_class_die_ref]: Likewise.
16313 (output_compilation_unit_header): Emit correct version for dwarf3.
16314 (output_line_info): Likewise.
16315 (output_pubnames): Update for DWARF_VERSION removal.
16316 (output_aranges): Likewise.
16317 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16318 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16319 (dwarf2out_finish): Likewise.
16321 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16323 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16326 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16329 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16330 * builtins.c (expand_builtin_unreachable): New function.
16331 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16332 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16333 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16335 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16336 searching for missing barriers.
16338 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16340 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16341 when -fprofile-generate* was passed.
16342 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16344 2009-06-11 Anthony Green <green@moxielogic.com>
16346 * config/moxie/moxie.md: Define length attribute for all instructions.
16348 (*b<cond:code>): Support limited branch ranges for new PC-relative
16349 branch instructions.
16350 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16352 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16354 * config/i386/i386.c (min_insn_size): Use get_attr_length
16355 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16356 For __asm return 0.
16358 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16359 instead of emit_insn_before.
16361 2009-06-10 Ian Lance Taylor <iant@google.com>
16364 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16367 2009-06-10 Revital Eres <eres@il.ibm.com>
16369 * passes.c (init_optimization_passes): Reschedule
16370 predictive-commoning pass before complete unroll pass.
16372 2009-06-10 Martin Jambor <mjambor@suse.cz>
16374 * cgraph.c (cgraph_node_can_be_local_p): New function.
16375 (cgraph_make_node_local): New function.
16376 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16377 (cgraph_make_node_local): Declare.
16379 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16381 * tree.h (tree_base): Add packed_flag and user_align fields.
16382 Decrease size of spare field.
16383 (TYPE_USER_ALIGN): Use user_align from tree_base.
16384 (DECL_USER_ALIGN): Likewise.
16385 (TYPE_PACKED): Use packed_flag from tree_base.
16386 (DECL_PACKED): Likewise.
16387 (tree_type): Delete packed_flag and user_align fields. Widen
16388 precision field. Widen mode field and shuffle fields to align
16389 mode on an 8-bit boundary.
16390 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16391 Renumber decl_flag_* fields. Fix comments. Widen
16392 decl_common_unused field.
16393 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16394 (DECL_EXTERNAL): Likewise.
16395 (DECL_BIT_FIELD): Likewise.
16396 (DECL_NONADDRESSABLE_P): Likewise.
16397 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16398 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16400 2009-06-10 Ian Lance Taylor <iant@google.com>
16402 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16403 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16404 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16405 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16406 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16407 DEF_VEC_ALLOC_FUNC_P.
16408 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16409 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16410 DEF_VEC_ALLOC_FUNC_O.
16411 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16412 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16413 DEF_VEC_ALLOC_FUNC_I.
16414 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16415 (vec_stack_p_reserve_exact_1): Declare.
16416 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16417 (vec_stack_free): Declare.
16418 (VEC_stack_alloc): Define.
16419 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16420 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16421 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16422 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16424 (stack_vecs): New static variable.
16425 (vec_stack_p_reserve_exact_1): New function.
16426 (vec_stack_o_reserve_1): New static function.
16427 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16428 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16429 (vec_stack_free): New function.
16430 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16431 (VEC_df_ref_stack_alloc): Define.
16432 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16433 DEF_VEC_ALLOC_P_STACK.
16434 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16435 (struct df_collection_rec): Change _vec fields to VEC. Remove
16437 (df_free_collection_rec): Adjust for new fields.
16438 (df_insn_rescan): Use new df_collection_rec fields.
16439 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16440 (df_ref_create_structure, df_ref_record): Likewise.
16441 (df_get_conditional_uses, df_get_call_refs): Likewise.
16442 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16443 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16444 (df_record_exit_block_uses, df_bb_verify): Likewise.
16445 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16446 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16447 Remove count parameter. Change return type to void. Change all
16449 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16450 Remove count parameter. Change return type to void. Change all
16452 (df_install_refs): Change old_vec parameter to VEC. Remove count
16453 parameter. Change all callers.
16454 (df_install_mws): Change old_vec parameter to VEC. Remove count
16455 parameter. Change all callers.
16456 (df_refs_verify): Change new_rec parameter to VEC. Change call
16458 (df_mws_verify): Likewise.
16460 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16462 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16464 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16466 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16468 2009-06-10 Anthony Green <green@moxielogic.com>
16470 * config/moxie/crti.asm: New file.
16471 * config/moxie/crtn.asm: New file.
16472 * config/moxie/moxie.c: New file.
16473 * config/moxie/moxie.h: New file.
16474 * config/moxie/sfp-machine.h: New file.
16475 * config/moxie/moxie-protos.h: New file.
16476 * config/moxie/t-moxie: Created.
16477 * config/moxie/t-moxie-softfp: Created.
16478 * config/moxie/moxie.md: Created.
16479 * config/moxie/constraints.md: Created.
16480 * config.gcc: Add moxie support.
16481 * doc/md.texi (Machine Constraints): Add moxie constraints.
16482 * doc/contrib.texi (Contributors): Mention moxie port.
16483 * doc/install.texi (Specific): Mention the moxie port.
16485 2009-06-09 Ian Lance Taylor <iant@google.com>
16487 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16488 compiling with C++.
16489 * optabs.c (optab_table): Only use designated initializers if
16490 HAVE_DESIGNATED_INITIALIZERS is defined.
16491 (convert_optab_table): Likewise.
16492 (init_optabs): Always call init_insn_codes if
16493 HAVE_DESIGNATED_INITIALIZERS is not defined.
16495 2009-06-09 Ian Lance Taylor <iant@google.com>
16497 * targhooks.c (default_builtin_vectorized_function): Change fn
16498 parameter to unsigned int.
16499 (default_builtin_vectorized_conversion): Change code parameter to
16501 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16502 * targhooks.h: Update declarations.
16503 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16504 parameter to unsigned int.
16506 * c-typeck.c (comptypes_check_enum_int): New static function.
16507 (comptypes_internal): Add enum_and_int_p parameter. Change all
16509 (comp_target_types): Add location parameter. Change all callers.
16510 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16511 Change all callers.
16512 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16513 (build_conditional_expr): Add colon_loc parameter. Change all
16515 (convert_for_assignment): Add location parameter. Change all callers.
16516 * c-parser.c (c_parser_conditional_expression): Pass location of
16517 colon to build_conditional_expr.
16518 * c-tree.h (build_conditional_expr): Update declaration.
16520 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16522 * graphite.c: Revert previous patch.
16524 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16527 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16529 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16531 * tree-ssa-loop-prefetch.c
16532 (loop_prefetch_arrays): Fixed a portability problem in printf format
16535 2009-06-09 Martin Jambor <mjambor@suse.cz>
16537 PR tree-optimization/40351
16538 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16539 refrence to a potential artifical subaccess can be constructed.
16541 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16543 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16544 (sh_override_options): Likewise.
16545 * config/sh/sh.c: Include params.h.
16546 (sh_optimization_options): New.
16547 (sh_override_options): Likewise.
16548 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16549 (OVERRIDE_OPTIONS): Use sh_override_options.
16551 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16553 * dwarf2out.c (emit_cfa_remember): New variable.
16554 (add_fde_cfi): If emit_cfa_remember, recurse to add
16555 DW_CFA_remember_state first.
16556 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16557 instead just set emit_cfa_remember.
16559 2009-06-08 Jan Hubicka <jh@suse.cz>
16562 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16564 2009-06-08 Jan Hubicka <jh@suse.cz>
16566 PR middle-end/39834
16567 * cgraphunit.c (save_inline_function_body): Do not copy transform
16568 hooks for saved inline bodies.
16569 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16570 for given function.
16572 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16574 * jump.c (returnjump_p): Handle delayed branches. Add missing
16577 2009-06-08 Jan Hubicka <jh@suse.cz>
16579 PR middle-end/40102
16580 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16581 original node might've been modified.
16582 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16584 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16586 * tree-object-size.c (addr_object_size): Add OSI argument.
16587 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16588 (compute_builtin_object_size, expr_object_size): Adjust callers.
16589 (plus_stmt_object_size): Call addr_object_size instead of
16590 compute_builtin_object_size.
16592 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16593 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16595 * tree-ssa-loop-prefetch.c
16596 (gather_memory_references): Introduced a counter for the number of
16598 (anything_to_prefetch_p): Introduced a counter for the number of
16600 (is_loop_prefetching_profitable): New function with a cost model
16602 (loop_prefetch_arrays): Use the new cost model to determine if
16603 prefetching is profitable.
16604 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16605 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16606 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16607 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16608 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16609 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16611 2009-06-08 Michael Matz <matz@suse.de>
16614 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16615 partitions use the same.
16616 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16617 for basevars of SSA_NAMEs.
16618 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16619 to not expand them twice.
16620 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16623 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16625 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16626 (fdump-final-insns=, gtoggle): New.
16627 * doc/invoke.texi: Document them.
16628 * final.c (rest_of_clean_state): Dump final insn stream.
16629 * gcc.c (invoke_as): Hook in -fcompare-debug.
16630 (static_spec_functions): Add compare-debug-dump-opt,
16631 compare-debug-self-opt and compare-debug-auxbase-opt.
16632 (compare_debug, compare_debug_second, compare_debug_opt): New.
16633 (switches_debug_check, n_switches_debug_check): New.
16634 (debug_auxbase_opt, debug_check_temp_file): New.
16635 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16637 (do_self_spec): Handle arguments after switches.
16638 (do_spec_1): Add .gk extension to temp file basenames for compare.
16639 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16640 (cc1_options): Use it instead of normal auxbase computation for
16641 the second compare-debug compilation.
16642 (compare_files): New.
16643 (main): Set up and implement compare debug mode.
16644 (compare_debug_dump_opt_spec_function): New.
16645 (compare_debug_self_opt_spec_function): New.
16646 (compare_debug_auxbase_opt_spec_function): New.
16647 * toplev.c (process_options): Handle flag_gtoggle,
16648 flag_dump_final_insns.
16649 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16650 during -fcompare-debug-second compilation.
16652 2009-06-07 Ian Lance Taylor <iant@google.com>
16654 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16655 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16657 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16658 with no default node. Change warning with %H to warning_at.
16659 Don't clear warn_switch around case checking.
16660 * doc/invoke.texi (Warning Options): Clarify distinction between
16661 -Wswitch and -Wswitch-enum.
16663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16665 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16667 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16669 * gbl-ctors.h: Add header guard.
16671 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16673 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16674 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16675 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16676 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16677 prototypes for removed functions.
16678 (expressions_equal_p): Move to ...
16679 * tree-ssa-sccvn.h: ... here and ...
16680 * matrix-reorg.c: ... adjust includes.
16682 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16684 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16686 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16688 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16689 (finish_function): Remove erroneous whitespace.
16691 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16693 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16694 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16696 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16698 * errors.c (internal_error): Commentary typo fix.
16699 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16700 * tree-ssa-pre.c: Ditto.
16702 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16704 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16705 them is supposed to hold actual statements.
16707 2009-06-06 Ian Lance Taylor <iant@google.com>
16709 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16710 empty statements can now have attributes.
16712 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16714 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16715 * config/mips/mips.md: Ditto.
16717 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16719 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16721 (__eabi_uconvert): Likewise.
16723 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16725 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16726 CFI_* definitions with IN_GCC.
16728 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16730 * xcoffout.h (xcoffout_source_line): Update prototype.
16732 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16734 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16735 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16737 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16739 PR middle-end/40340
16740 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16741 inlined_function_outer_scope_p blocks for artificial inlines
16743 * tree.c (tree_nonartificial_location): Rewrite using
16744 block_nonartificial_location.
16746 2009-06-05 Revital Eres <eres@il.ibm.com>
16747 Leehod Baruch <leehod@il.ibm.com>
16749 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16750 (expand_expr_real_1): Remove comment.
16751 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16752 Vectorize misaligned access when the target supports it.
16753 (vect_supportable_dr_alignment): Check for unaligned access support.
16754 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16757 2009-06-05 Julian Brown <julian@codesourcery.com>
16759 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16760 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16762 2009-06-05 Richard Guenther <rguenther@suse.de>
16765 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16766 as possibly unused.
16768 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16770 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16771 (save_gprs): Don't tell unwinder when a global register is saved.
16772 (s390_emit_epilogue): Emit needed epilogue unwind info.
16774 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16776 * dwarf2out.c (deferred_asm_name): New.
16777 (add_name_and_src_coords_attributes): Defer creation of
16778 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16780 (move_linkage_attr): New.
16781 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16784 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16786 * tree-nested.c (finalize_nesting_tree_1): Declare the
16787 frame_decl in the binding tree.
16789 2009-06-04 Cary Coutant <ccoutant@google.com>
16791 * basic-block.h (struct basic_block_def): Add discriminator field.
16792 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16794 * debug.c (do_nothing_debug_hooks): Add additional entry.
16795 (debug_nothing_int_charstar_int): New function.
16796 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16797 (debug_nothing_int_charstar_int): New declaration.
16798 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16799 discriminator value in .loc directive.
16800 * final.c (last_discriminator): New variable.
16801 (discriminator): New variable.
16802 (final_start_function): Initialize above variables, pass current
16803 discriminator to debug hook.
16804 (notice_source_line): Check for discriminator change.
16805 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16806 * sdbout.c (sdbout_source_line): New parameter.
16807 * tree-cfg.c (struct locus_discrim_map): New structure type.
16808 (discriminator_per_locus): New hash table.
16809 (build_gimple_cfg): Allocate and free discriminator hash table.
16810 (make_edges): Call assign_discriminator.
16811 (locus_map_hash): New function.
16812 (locus_map_eq): New function.
16813 (next_discriminator_for_locus): New function.
16814 (same_line_p): New function.
16815 (assign_discriminator): New function.
16816 (make_cond_expr_edges): Call assign_discriminator.
16817 (make_gimple_switch_edges): Likewise.
16818 (first_non_label_stmt): New function.
16819 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16821 * xcoffout.c (xcoffout_source_line): Add new parameter.
16823 * configure.ac (gcc_cv_as_discriminator): New configury check for
16824 gas support for discriminator.
16825 * configure: Regenerate.
16826 * config.in: Regenerate.
16828 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16830 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16831 val after checking for integers.
16833 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16835 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16837 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16838 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16839 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16840 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16841 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16842 X64_SSE_REGPARM_MAX.
16843 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16844 X64_SSE_REGPARM_MAX.
16846 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16848 * gcc.c (report_times_to_file): New.
16849 (execute): Implement it.
16850 (process_command): Support -time=.
16851 * doc/invoke.texi: Document it.
16853 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16855 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16856 that have value exprs.
16858 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16860 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16861 declarations for constants until...
16862 (dw2_output_indirect_constant_1): ... this point.
16864 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16867 * arm.md (arm_addsi3): Don't try to split an add with an
16868 eliminable register until after reload has completed.
16870 2009-06-03 Ian Lance Taylor <iant@google.com>
16872 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16873 * genattrtab.c (write_length_unit_log): Likewise.
16874 * genchecksum.c (dosum): Likewise.
16875 * gengtype.c (write_rtx_next): Likewise.
16876 (finish_root_table, write_roots): Likewise.
16877 * gimple.c (gimple_ops_offset_): Likewise.
16878 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16879 * config/arc/arc.c (arc_attribute_table): Likewise.
16880 * config/arm/arm.c (arm_attribute_table): Likewise.
16881 * config/avr/avr.c (avr_attribute_table): Likewise.
16882 * config/crx/crx.c (crx_attribute_table): Likewise.
16883 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16884 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16885 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16886 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16887 * config/sh/sh.c (sh_attribute_table): Likewise.
16888 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16889 * config/spu/spu.c (spu_attribute_table): Likewise.
16890 * config/v850/v850.c (v850_attribute_table): Likewise.
16892 * config/alpha/alpha.c (vms_attribute_table): Make static.
16893 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16894 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16895 * config/mips/mips.c (mips_attribute_table): Likewise.
16897 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16899 (cc1-checksum.o): Likewise.
16901 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16903 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16905 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16907 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16908 insn if it is changing sp. Use gen_add3_insn instead of
16909 conditionally gen_addsi3 and gen_adddi3.
16910 (offset_below_red_zone_p): New static inline function.
16911 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16912 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16913 * config/rs6000/ppc-asm.h: Include auto-host.h.
16914 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16915 CFI_RESTORE): Define.
16916 * config/rs6000/crtresxgpr.asm: Add unwind info.
16917 * config/rs6000/crtresxfpr.asm: Likewise.
16918 * config/rs6000/crtresgpr.asm: Likewise.
16919 * config/rs6000/crtresfpr.asm: Likewise.
16920 * config/rs6000/crtsavgpr.asm: Likewise.
16921 * config/rs6000/crtsavfpr.asm: Likewise.
16923 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16924 argument of DWARF2_FRAME_REG_OUT macros.
16926 2009-06-03 Julian Brown <julian@codesourcery.com>
16928 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16929 words or less (including TImode) in core registers.
16931 2009-06-03 Richard Guenther <rguenther@suse.de>
16933 PR middle-end/40328
16934 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16936 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16938 * statistics.c (statistics_counter_event): Do not record event
16939 in pass dump if its number == -1.
16940 (curr_statistics_hash): Add assert that we never get passes
16941 with static number == -1.
16943 2009-06-03 Richard Guenther <rguenther@suse.de>
16944 Andrey Belevantsev <abel@ispras.ru>
16946 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16947 non-BLKmode arrays addressable.
16949 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16951 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16952 * config/m68k/m68k.h: ... here.
16954 2009-06-03 Martin Jambor <mjambor@suse.cz>
16956 PR tree-optimization/40323
16957 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16960 2009-06-03 Richard Guenther <rguenther@suse.de>
16962 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16965 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16967 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16968 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16969 JUMP_TABLE_DATA_P where applicable.
16970 * config/sh/sh.c: Ditto.
16971 * config/sh/sh.h: Ditto.
16972 * config/sh/sh.md: Ditto.
16973 * config/sh/symbian.c: Ditto.
16975 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16977 * config/i386/driver-i386.c (describe_cache): Optimize
16978 concatenation of strings. Use snprintf instead of sprintf.
16979 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16980 target when not compiling with GCC.
16982 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16984 * config/sh/sh.c: Revert last change.
16985 (sh_expand_epilogue): Emit a blockage insn before the frame
16986 pointer adjustment unconditionally.
16988 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16990 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16991 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16992 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16993 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16994 to COLLECT_GCC_OPTIONS.
16996 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16998 * collect2.c (target_system_root): New variable.
16999 (main): Handle --sysroot=.
17000 (ignore_library): Strip the sysroot from the library path.
17002 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17004 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17005 (collect2.o): Depend on collect2-aix.h.
17006 (collect2-aix.o): New rule.
17007 * collect2-aix.h: New file.
17008 * collect2-aix.c: Likewise.
17009 * collect2.c: Include collect2-aix.h. Don't undefine
17010 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17011 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17012 Use TARGET_AIX_VERSION instead of _AIX51.
17013 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17014 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17015 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17016 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17017 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17019 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17021 * collect2.c (ignore_library): Avoid premature post-increment
17022 and null deference.
17024 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17026 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17027 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17028 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17029 CROSS_DIRECTORY_STRUCTURE too.
17030 (LINK_LIBG_SPEC): Likewise.
17031 (LIB_SPEC): Add %R to sysroot paths.
17032 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17033 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17034 * config/rs6000/aix51.h: As for aix43.h.
17035 * config/rs6000/aix52.h: Likewise.
17036 * config/rs6000/aix53.h: Likewise.
17037 * config/rs6000/aix61.h: Likewise.
17038 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17039 to the beginning of sysroot paths.
17041 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17043 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17044 INSN_LISTs that are out of the REG_NOTE range.
17046 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17048 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17049 (struct var_to_expand): Likewise.
17050 (struct opt_info): Add head and tail for linked lists of the above.
17051 (analyze_insn_to_expand_var): Initialize next.
17052 (analyze_iv_to_split_insn): Likewise.
17053 (analyze_insns_in_loop): Create linked lists.
17054 (allocate_basic_variable): Simplify for use without hash table.
17055 (insert_var_expansion_initialization): Likewise, make it type-safer.
17056 (combine_var_copies_in_loop_exit): Likewise.
17057 (apply_opt_in_copies): Walk lists rather than hash tables.
17058 (release_var_copies): Simplified and inlined by hand into...
17059 (free_opt_info): ... this function.
17061 2009-06-02 Richard Guenther <rguenther@suse.de>
17063 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17066 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17068 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17069 only for builtins that are not overridden.
17071 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17073 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17076 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17078 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17082 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17084 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17086 * common.opt (fdump-unnumbered-links): New.
17087 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17088 * print-rtl.c (flag_dump_unnumbered_links): New.
17089 (print_rtx): Test it.
17091 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17093 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17094 push/pop multiple to 8-byte alignment.
17096 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17098 * config/i386/i386.c (queued_cfa_restores): New static variable.
17099 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17101 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17102 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17103 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17104 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17105 note unconditionally.
17106 (ix86_emit_restore_regs_using_mov): Likewise.
17107 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17108 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17109 it through to ix86_emit_restore_reg_using_pop.
17110 (ix86_emit_leave): Add RED_OFFSET argument. Call
17111 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17112 instead of adding REG_CFA_OFFSET note unconditionally.
17113 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17114 the above functions. Call ix86_add_queued_cfa_restore_notes when
17117 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17118 force output of the label even for dwarf2out_do_cfi_asm.
17119 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17120 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17121 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17123 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17124 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17125 dwarf2out_cfi_label callers.
17126 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17127 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17128 Adjust dwarf2out_cfi_label callers.
17129 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17131 * config/i386/i386.h (struct machine_cfa_state,
17132 struct machine_function): Guard with ifndef USED_FOR_TARGET
17133 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17136 * emutls.c (__emutls_get_address): Change arr->size to mean number
17137 of allocated arr->data entries instead of # of slots + 1.
17139 PR middle-end/40316
17140 * recog.c (peep2_reinit_state): New function.
17141 (peephole2_init_state): Use it at the end of a basic block and also
17142 when seeing a RTX_FRAME_RELATED_P insn.
17144 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17146 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17147 fixuns_truncrfdi2): New.
17148 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17149 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17150 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17151 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17152 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17153 *recip_approx): Remove.
17154 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17155 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17156 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17158 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17161 2009-06-01 Ian Lance Taylor <iant@google.com>
17163 * attribs.c (register_attribute): Use CONST_CAST.
17164 * collect2.c (main): Use CONST_CAST2.
17165 (scan_prog_file): Likewise.
17166 * gcc.c (process_command, main): Likewise.
17167 * toplev.c (toplev_main): Likewise.
17169 * c-typeck.c (handle_warn_cast_qual): New static function,
17170 partially broken out of build_c_cast.
17171 (build_c_cast): Call handle_warn_cast_qual.
17172 * doc/invoke.texi (Warning Options): Document new effect of
17175 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17177 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17178 (diagnostic_report_current_module): Print columns.
17179 * common.opt (flag_show_column): Enable by default.
17181 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17183 * alias.c (find_base_term): Check for NULL term before returning.
17185 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17187 Revert due to PR40320:
17188 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17189 * calls.c (emit_library_call_value_1): Don't force_operand for move
17192 2009-06-01 Olivier Hainque <hainque@adacore.com>
17193 Eric Botcazou <ebotcazou@adacore.com>
17195 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17196 to be processed as a bitfield for constructor output purposes.
17197 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17199 * varasm.c (oc_local_state): New type, output_constructor
17200 local state to support communication with helpers.
17201 (oc_outer_state): New type, output_constructor outer state of
17202 relevance in recursive calls.
17203 (output_constructor_array_range): New output_constructor helper,
17204 extracted code for an array range element.
17205 (output_constructor_regular_field): New output_constructor helper,
17206 extracted code for an element that is not a bitfield.
17207 (output_constructor_bitfield): New output_constructor helper,
17208 extracted code for a bitfield element. Accept an OUTER state
17209 argument for recursive processing. Recurse on record or array
17210 CONSTRUCTOR values, possibly past noop conversions.
17211 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17212 VALUE is a valid constant-valued expression for use in a static
17213 bit-field initializer.
17214 (output_constructor): Rework to use helpers. Accept and honor an
17215 OUTER state argument for recursive calls. Return total size. Be
17216 prepared for nested constructors initializing bitfields.
17217 (output_constant): Feed OUTER in calls to output_constructor.
17219 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17221 * calls.c (emit_library_call_value_1): Don't force_operand for move
17224 2009-06-01 Nick Clifton <nickc@redhat.com>
17226 * doc/invoke.texi (IA-64 Options): Fix typo.
17228 2009-06-01 Ira Rosen <irar@il.ibm.com>
17230 PR tree-optimization/39129
17231 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17233 (vect_do_peeling_for_loop_bound): Use
17234 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17235 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17236 (vect_loop_versioning): Likewise.
17237 (vect_create_cond_for_alias_checks): Fix indentation.
17238 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17240 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17241 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17242 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17243 "control flow in loop".
17244 (vect_estimate_min_profitable_iters): Use
17245 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17246 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17247 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17248 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17249 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17250 statement belongs to a group of strided accesses with the exact code
17252 (vectorizable_load): Likewise.
17253 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17254 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17256 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17258 * config/freebsd-stdint.h: New file.
17259 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17260 Add freebsd-stdint.h to tm_file.
17262 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17264 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17265 (thumb2_extendhidi2): Likewise.
17267 2009-05-31 Ian Lance Taylor <iant@google.com>
17269 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17271 2009-05-31 Ian Lance Taylor <iant@google.com>
17273 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17274 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17275 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17277 2009-05-31 Jason Merrill <jason@redhat.com>
17279 * tree-pretty-print.c (print_call_name): Take the callee, not the
17280 call itself. Make non-static. Use dump_function_name for functions.
17281 (dump_generic_node): Adjust.
17282 * diagnostic.h: Declare print_call_name.
17283 * gimple-pretty-print.c (dump_gimple_call): Use it.
17285 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17287 * config/sh/sh.md (ashldi3_std): New define_expand.
17290 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17293 * config/sh/sh.c: Include debug.h.
17294 (sh_expand_epilogue): Emit a blockage insn before the frame
17295 pointer adjustment also when dwarf2out_do_frame returns true.
17297 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17299 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17300 (thumb2_extendqidi2): New pattern.
17302 2009-05-31 Ira Rosen <irar@il.ibm.com>
17304 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17305 mark phis for renaming.
17306 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17307 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17308 Call mark_sym_for_renaming.
17309 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17310 * tree-vect-loop.c (vect_transform_loop): Remove
17311 vect_memsyms_to_rename initialization and a call to
17312 mark_set_for_renaming.
17314 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17316 PR middle-end/40304
17317 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17318 frame related even if !set_cfa && style < 0.
17320 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17322 * config/i386/mingw-tls.c: New file.
17323 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17324 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17325 defining _WIN32 but not __CYGWIN__.
17327 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17329 * configure.ac: Add MPC support.
17331 * config.in, configure: Regenerate.
17333 2009-05-29 Richard Henderson <rth@redhat.com>
17335 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17336 NOTE_INSN_BASIC_BLOCK.
17337 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17338 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17339 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17341 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17343 (add_cfi): Disable check redefining cfa away from drap.
17344 (lookup_cfa_1): Add remember argument; handle remember/restore.
17345 (lookup_cfa): Pass remember argument.
17346 (cfa_remember): New.
17347 (compute_barrier_args_size_1): Remove sibcall check.
17348 (dwarf2out_frame_debug_def_cfa): New.
17349 (dwarf2out_frame_debug_adjust_cfa): New.
17350 (dwarf2out_frame_debug_cfa_offset): New.
17351 (dwarf2out_frame_debug_cfa_register): New.
17352 (dwarf2out_frame_debug_cfa_restore): New.
17353 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17354 (dwarf2out_begin_epilogue): New.
17355 (dwarf2out_frame_debug_restore_state): New.
17356 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17357 DW_CFA_restore_state.
17358 (output_cfi_directive): Likewise.
17359 (convert_cfa_to_fb_loc_list): Likewise.
17360 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17361 * dwarf2out.h: Update.
17362 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17363 (copy_insn_1): Early out for null.
17364 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17365 and dwarf2out_frame_debug_restore_state.
17366 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17367 (prologue_insn_hash, epilogue_insn_hash): New.
17368 (free_after_compilation): Adjust freeing accordingly.
17369 (record_insns): Create hash table if needed; push insns into
17370 hash instead of array.
17371 (maybe_copy_epilogue_insn): New.
17372 (contains): Search hash table instead of array.
17373 (sibcall_epilogue_contains): Remove.
17374 (thread_prologue_and_epilogue_insns): Split eh_return insns
17375 and mark them as epilogues.
17376 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17377 scanning in terms of basic blocks.
17378 * insn-notes.def (CFA_RESTORE_STATE): New.
17379 * jump.c (returnjump_p_1): Accept EH_RETURN.
17380 (eh_returnjump_p_1, eh_returnjump_p): New.
17381 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17382 CFA_REGISTER, CFA_RESTORE): New.
17383 * rtl.def (EH_RETURN): New.
17384 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17386 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17387 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17389 * config/i386/i386.c (gen_push): Update cfa state.
17390 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17391 add a CFA_ADJUST_CFA note.
17392 (ix86_dwarf_handle_frame_unspec): Remove.
17393 (ix86_expand_prologue): Update cfa state.
17394 (ix86_emit_restore_reg_using_pop): New.
17395 (ix86_emit_restore_regs_using_pop): New.
17396 (ix86_emit_leave): New.
17397 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17398 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17399 * config/i386/i386.h (struct machine_cfa_state): New.
17400 (ix86_cfa_state): New.
17401 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17402 (eh_return_internal): Merge from eh_return_<mode>,
17403 use eh_return rtx, split w/ epilogue.
17405 2009-05-29 Ian Lance Taylor <iant@google.com>
17407 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17409 * calls.c (emit_library_call_value_1): Likewise.
17411 * c-typeck.c (c_build_va_arg): New function.
17412 * c-tree.h (c_build_va_arg): Declare.
17413 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17414 instead of build_va_arg.
17416 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17418 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17419 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17420 (ptr_difference_cost): Use affine combinations to compute it.
17421 (difference_cost): Likewise.
17422 (get_computation_cost_at): Compute more accurate cost for addresses
17423 if the ratio is a multiplier allowed in addresses.
17424 For non-addresses, consider that an additional offset or symbol is
17427 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17429 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17430 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17432 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17433 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17434 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17436 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17437 to 1 for TYPE_SSE{IADD1,CVT1}.
17438 (prefix_vex_imm8): Removed.
17439 (length_vex): Only pass 1 as second argument to
17440 ix86_attr_length_vex_default if prefix_extra is 0.
17441 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17442 (length): For prefix vex computation use length_immediate
17443 attribute instead of prefix_vex_imm8.
17444 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17445 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17446 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17447 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17448 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17449 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17450 a space in between the operands.
17451 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17452 if one operand is 0xff and the other one si, di, bp or sp.
17453 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17454 other one si, di, bp or sp.
17455 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17456 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17457 type and mode attributes.
17458 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17459 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17460 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17461 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17462 prefix_data16 attribute iff MODE_DF.
17463 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17464 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17465 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17466 constm128_operand in length_immediate computation.
17467 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17468 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17469 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17470 length_immediate attribute to 1.
17471 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17472 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17473 for certain alternatives.
17474 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17475 prefix_data16 attribute if MODE_V1DF.
17476 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17477 length_immediate to 1.
17478 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17479 length_address to 4, set mode attribute to MODE_DI.
17480 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17481 (fxam<mode>2_i387): Set length attribute to 4.
17482 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17483 *prefetch_3dnow_rex): Override length_address attribute.
17484 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17486 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17487 (constm128_operand): Removed.
17488 * config/i386/i386.c (memory_address_length): For
17489 disp && !index && !base in 64-bit mode account for SIB byte if
17490 print_operand_address can't optimize disp32 into disp32(%rip)
17491 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17492 for fs: or gs: segment.
17493 (ix86_attr_length_immediate_default): When checking if shortform
17494 is possible, truncate immediate to the length of the non-shortened
17496 (ix86_attr_length_address_default): Ignore MEM_P operands
17498 (ix86_attr_length_vex_default): Only check for DImode on
17499 GENERAL_REG_P operands.
17500 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17501 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17502 (sse_cvttps2pi): Clear prefix_rep attribute.
17503 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17505 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17506 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17507 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17508 iff operand 2 is const_int_operand.
17509 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17510 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17511 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17513 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17515 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17516 prefix_data16 attribute for movlpd and movhpd instructions.
17517 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17518 length_immediate for shufpd instruction.
17519 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17520 (avx_cmpp<avxmodesuffixf2c><mode>3,
17521 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17522 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17523 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17524 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17525 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17526 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17527 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17528 prefix_data16 attribute for the first alternative to 1.
17529 (*avx_loadlps): Override length_immediate for the first alternative.
17530 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17531 attributes for second alternative.
17532 (*vec_concatv2sf_sse4_1): Override length_immediate and
17533 prefix_data16 attributes for second alternative.
17534 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17535 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17536 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17537 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17538 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17539 prefix_data16 and length_immediate to 1.
17540 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17542 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17543 prefix_extra attribute for variants that don't have 0f prefix alone.
17544 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17545 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17546 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17547 *sse4_1_pextrd): Set length_immediate to 1.
17548 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17549 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17551 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17552 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17553 length_immediate to 1 for second alternative.
17554 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17555 prefix_extra and length_immediate attributes for the first
17557 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17559 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17560 to 1 for the first and third alternative.
17561 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17563 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17565 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17567 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17568 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17569 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17570 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17571 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17572 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17573 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17574 ssse3_psign<mode>3): Override prefix_rex attribute.
17575 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17576 (ssse3_palignrti): Override length_immediate to 1.
17577 (ssse3_palignrdi): Override length_immediate to 1, override
17578 prefix_rex attribute.
17579 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17580 (sse4a_extrqi): Override length_immediate to 2.
17581 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17582 (sse4a_insertq): Override prefix_data16 to 0.
17583 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17584 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17585 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17586 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17587 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17588 and length_immediate to 1.
17589 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17590 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17591 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17592 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17593 and length_immediate to 1.
17594 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17595 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17596 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17597 avx_ptest256): Override prefix_extra to 1.
17598 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17599 Override prefix_data16 and length_immediate to 1.
17600 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17601 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17602 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17603 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17604 prefix_data16 to 0 and prefix_extra to 2.
17605 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17606 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17608 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17609 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17610 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17611 and prefix_extra to 2.
17612 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17613 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17614 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17615 avx_vpermilvar<mode>3,
17616 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17617 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17618 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17619 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17620 Override prefix_extra to 1.
17621 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17622 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17623 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17624 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17625 prefix_extra and length_immediate to 1.
17626 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17628 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17629 to 1 for the first alternative.
17630 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17631 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17633 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17634 *movv2sf_internal_avx, *movv2sf_internal): Override
17635 prefix_rep attribute for certain alternatives.
17636 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17637 attributes for certain alternatives.
17638 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17639 attributes for certain alternatives.
17640 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17641 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17642 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17643 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17644 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17645 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17646 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17647 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17648 length_immediate to 1 if operand 2 is const_int_operand.
17649 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17650 *vec_extractv2si_1): Set length_immediate attribute to 1.
17651 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17652 using old 3DNOW insn rather than SSE/3DNOW_A.
17653 (mmx_emms, mmx_femms): Clear modrm attribute.
17655 2009-05-29 Martin Jambor <mjambor@suse.cz>
17657 * tree-sra.c: New implementation of SRA.
17659 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17660 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17661 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17662 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17663 (SRA_MAX_STRUCTURE_COUNT): Removed.
17664 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17665 * doc/invoke.texi (sra-max-structure-size): Removed.
17666 (sra-field-structure-ratio): Removed.
17668 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17670 PR middle-end/40291
17671 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17674 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17676 PR rtl-optimization/40101
17677 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17678 seqno. Adjust comment.
17679 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17680 inserting bookkeeping before a jump, the jump is not scheduled.
17681 When no positive seqno found, provide a value. Add comment.
17683 2009-05-29 Richard Guenther <rguenther@suse.de>
17685 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17686 short-cutting on the first component.
17688 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17690 PR middle-end/39958
17691 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17692 for trees other than decls/types.
17694 2009-05-29 Richard Guenther <rguenther@suse.de>
17696 * tree-ssa-operands.c (get_expr_operands): Do not handle
17697 INDIRECT_REFs in the handled-component case. Remove
17698 unused get_ref_base_and_extent case.
17699 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17700 tree_low_cst and host_integerp where possible.
17701 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17702 codes for equivalence.
17703 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17705 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17707 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17708 to tmake_file for i[34567]86-*-cygwin*.
17710 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17713 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17714 (altivec_categorize_keyword, init_vector_keywords,
17715 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17718 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17720 * tree.c (handle_dll_attribute): Check if node is
17721 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17723 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17725 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17727 (thumb2_zero_extendqidi2): Likewise.
17729 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17731 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17732 instead of gen_movrt.
17733 * config/sh/sh.md (movrt): Remove.
17735 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17737 * doc/invoke.texi (IA-64 Options):
17738 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17739 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17740 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17741 -msched-prefer-non-control-spec-insns,
17742 -msched-stop-bits-after-every-cycle,
17743 -msched-count-spec-in-critical-path,
17744 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17745 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17746 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17747 and -msched-spec-verbose.
17749 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17751 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17752 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17754 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17756 2009-05-28 Richard Guenther <rguenther@suse.de>
17758 * tree-ssa-alias.c (ao_ref_init): New function.
17759 (ao_ref_base): Likewise.
17760 (ao_ref_base_alias_set): Likewise.
17761 (ao_ref_alias_set): Likewise.
17762 (refs_may_alias_p_1): Change signature.
17763 (refs_may_alias_p): Adjust.
17764 (refs_anti_dependent_p): Likewise.
17765 (refs_output_dependent_p): Likewise.
17766 (call_may_clobber_ref_p_1): Change signature.
17767 (call_may_clobber_ref_p): Adjust.
17768 (stmt_may_clobber_ref_p_1): New function split out from ...
17769 (stmt_may_clobber_ref_p): ... here.
17770 (maybe_skip_until): Adjust signature.
17771 (get_continuation_for_phi): Likewise.
17772 (walk_non_aliased_vuses): Likewise.
17773 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17774 (ao_ref_init): Declare.
17775 (ao_ref_base): Likewise.
17776 (ao_ref_alias_set): Likewise.
17777 (stmt_may_clobber_ref_p_1): Likewise.
17778 (walk_non_aliased_vuses): Adjust.
17779 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17780 (get_ref_from_reference_ops): remove.
17781 (vn_reference_lookup_2): Adjust signature.
17782 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17783 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17784 (vn_reference_lookup): Adjust.
17785 (vn_reference_insert): Likewise.
17786 (vn_reference_insert_pieces): Adjust signature.
17787 (visit_reference_op_call): Adjust.
17788 * tree-ssa-pre.c (get_expr_type): Simplify.
17789 (phi_translate_1): Adjust.
17790 (compute_avail): Likewise.
17791 (translate_vuse_through_block): Do not re-build trees.
17792 (value_dies_in_block_x): Likewise.
17793 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17795 (vn_reference_lookup_pieces): Adjust declaration.
17796 (vn_reference_insert_pieces): Likewise.
17798 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17800 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17801 with checking disabled.
17803 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17807 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17808 macro definition for support of three-operand format aligned
17809 .comm directive in assembler on cygwin/pe/mingw target OS.
17810 * configure: Regenerate.
17811 * config.h: Regenerate.
17813 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17814 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17815 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17817 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17818 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17820 2009-05-28 Ira Rosen <irar@il.ibm.com>
17822 PR tree-optimization/40254
17823 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17824 in analysis of basic blocks.
17826 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17828 PR middle-end/33699
17829 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17830 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17831 (TARGET_INITIALIZER): Use it.
17832 * cse.c (CHEAPER): Move it up to the other macros.
17833 (insert): Rename this ...
17834 (insert_with_costs): ... to this. Add cost parameters. Update
17836 (insert): New function. Call insert_with_costs.
17837 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17838 find_reg_offset_for_const, try_const_anchors): New functions.
17839 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17840 when using a const-anchor. Call insert_const_anchors.
17841 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17842 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17844 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17846 * tree-inline.c (remap_decls): Enable nonlocalized variables
17847 when not optimizing.
17849 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17851 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17852 Simplify other tests involving optimize.
17854 2009-05-27 Tom Tromey <tromey@redhat.com>
17856 * unwind-dw2.c (_Unwind_DebugHook): New function.
17857 (uw_install_context): Call _Unwind_DebugHook.
17859 2009-05-27 Tom Tromey <tromey@redhat.com>
17861 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17863 2009-05-27 Ian Lance Taylor <iant@google.com>
17865 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17866 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17867 (ALL_LINKERFLAGS): Define.
17868 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17869 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17870 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17871 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17872 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17873 $(LINKER_FOR_BUILD).
17874 (build/gcov-iov$(build_exeext)): Likewise.
17876 2009-05-27 Julian Brown <julian@codesourcery.com>
17878 * gcse.c (target.h): Include.
17879 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17880 copy of argument to a pseudo register.
17882 2009-05-27 Diego Novillo <dnovillo@google.com>
17884 * tree-ssa-live.c (dump_scope_block): Document arguments.
17885 (dump_scope_blocks): Document.
17886 (debug_scope_blocks): New.
17887 * tree-flow.h (debug_scope_blocks): Declare.
17889 2009-05-21 Denis Chertykov <denisc@overta.ru>
17891 * doc/contrib.texi (Contributors): Add myself to the list.
17893 2009-05-27 Olivier Hainque <hainque@adacore.com>
17895 * expr.c (target_align): New function. Alignment the TARGET of an
17896 assignment may be assume to have.
17897 (highest_pow2_factor_for_target): Use it instead of relying on
17898 immediate tree attributes of TARGET, not necessarily honored when
17899 intermediate bitfields are involved.
17901 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17904 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17905 AVX, SSE4, AES, PCLMUL and POPCNT.
17907 2009-05-27 Diego Novillo <dnovillo@google.com>
17909 * tree-pretty-print.c (dump_location): New.
17910 (dump_generic_node): Call it.
17911 Factor code to handle BLOCK nodes ...
17912 (dump_block_node): ... here.
17914 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17916 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17918 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17920 * gcc-plugin.h: Include config.h and system.h.
17921 (IN_GCC): Define if not defined.
17923 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17925 PR middle-end/40249
17926 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17929 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17931 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17933 * config/m32r/m32r.h: Ditto.
17934 * config/m32r/m32r.md: Ditto.
17935 * config/m32r/predicates.md: Ditto.
17937 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17939 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17941 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17944 (Loading plugins): typo.
17945 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17946 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17947 (Interacting with the GCC Garbage Collector): Added new section.
17948 (Giving information about a plugin): Added new section for
17950 * ggc.h (ggc_register_root_tab): Added declaration.
17951 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17952 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17953 (register_callback): Improved comment in declaration.
17954 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17955 (extra_root_vec) Added static variable for dynamic roots registration.
17956 (ggc_register_root_tab) Added new routine.
17957 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17958 PLUGIN_GGC_MARKING event.
17959 * ggc-zone.c: Include plugin.h.
17960 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17961 * ggc-page.c: Include plugin.h.
17962 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17963 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17964 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17965 (register_callback): check lack of callbacks for
17966 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17967 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17968 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17969 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17970 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17971 dependency on plugin.h.
17972 (plugin.o): Added dependency on ggc.h...
17974 2009-05-26 Richard Guenther <rguenther@suse.de>
17976 PR middle-end/40248
17978 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17979 with mismatched comparison modes.
17981 * expr.c (expand_expr_real_1): Expand the operand of a
17982 VIEW_CONVERT_EXPR in its natural mode.
17984 2009-05-26 Ian Lance Taylor <iant@google.com>
17986 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17987 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17988 (ALL_COMPILERFLAGS): Define.
17989 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17990 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17991 (collect2$(exeext), collect2.o): Likewise.
17992 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17993 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17994 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17995 (libbackend.o, intl.o, cppdefault.o): Likewise.
17996 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17997 (build/%.o): Use $(COMPILER_FOR_BUILD).
17998 (build/gen%$(build_exeext)): Likewise.
17999 (build/gcov-iov$(build_exeext)): LIkewise.
18000 * config/t-darwin (darwin.o): Use $(COMPILER).
18001 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18002 * config/t-sol2 (sol2-c.o): Likewise.
18003 (sol2.o): Likewise.
18004 * config/t-vxworks (vxworks.o): Likewise.
18005 * config/x-darwin (host-darwin.o): Likewise.
18006 * config/x-hpux (host-hpux.o): Likewise.
18007 * config/x-linux (host-linux.o): Likewise.
18008 * config/x-solaris (host-solaris.o): Likewise.
18009 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18010 * config/arm/t-arm (arm-c.o): Likewise.
18011 * config/arm/t-pe (pe.o): Likewise.
18012 * config/arm/t-wince-pe (pe.o): Likewise.
18013 * config/i386/t-cygming (winnt.o): Likewise.
18014 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18015 * config/i386/t-cygwin (cygwin1.o): Likewise.
18016 (cygwin2.o): Likewise.
18017 * config/i386/t-i386 (i386-c.o): Likewise.
18018 * config/i386/t-interix (winnt.o): Likewise.
18019 * config/i386/t-netware (netware.o): Likewise.
18020 * config/i386/t-nwld (nwld.o): Likewise.
18021 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18022 * config/i386/x-i386 (driver-i386.o): Likewise.
18023 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18024 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18025 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18026 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18027 * config/mips/x-native (driver-native.o): Likewise.
18028 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18029 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18030 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18031 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18032 * config/score/t-score-elf (score7.o): Likewise.
18033 (score3.o): Likewise.
18034 * config/sh/t-sh (sh-c.o): Likewise.
18035 * config/sh/t-symbian (sh-c.o): Likewise.
18036 (symbian.o): Likewise.
18037 * config/spu/t-spu-elf (spu-c.o): Likewise.
18038 * config/v850/t-v850 (v850-c.o): Likewise.
18039 * config/v850/t-v850e (v850-c.o): Likewise.
18041 2009-05-26 Richard Guenther <rguenther@suse.de>
18043 PR tree-optimization/40122
18044 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18045 VECTOR_CSTs if possible.
18046 (fold_gimple_assign): Likewise.
18048 2009-05-26 Richard Guenther <rguenther@suse.de>
18050 PR middle-end/40252
18051 * fold-const.c (fold_binary): Use the correct types for building
18054 2009-05-26 Richard Guenther <rguenther@suse.de>
18056 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18057 redundant calls to merge_alias_info.
18058 (bump_vector_ptr): Likewise.
18059 * tree-ssa-copy.c (merge_alias_info): Remove.
18060 (replace_exp_1): Remove call to merge_alias_info.
18061 (propagate_tree_value): Likewise.
18062 (fini_copy_prop): Propagate points-to info.
18063 * tree-flow.h (merge_alias_info): Remove.
18065 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18067 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18069 2009-05-25 Jan Hubicka <jh@suse.cz>
18071 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18072 * cgraph.h (struct inline_summary): New filed self_wize,
18073 size_inlining_benefit, self_time and time_inlining_benefit.
18074 (struct cgraph_global_info): Replace insns by time ans size fields.
18075 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18076 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18077 (ipcp_update_callgraph): Do not touch function bodies.
18078 * ipa-inline.c: Include except.h
18079 (MAX_TIME): New constant.
18080 (overall_insns): Remove.
18081 (leaf_node_p): New.
18082 (overall_size, max_benefit): New static variables.
18083 (cgraph_estimate_time_after_inlining): New function.
18084 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18085 (cgraph_clone_inlined_nodes): Update size.
18086 (cgraph_mark_inline_edge): Update size.
18087 (cgraph_estimate_growth): Use size info.
18088 (cgraph_check_inline_limits): Check size.
18089 (cgraph_default_inline_p): Likewise.
18090 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18091 (cgraph_decide_recursive_inlining): Check size.
18092 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18094 (cgraph_decide_inlining): Likewise.
18095 (cgraph_decide_inlining_incrementally): Likewise; honor
18096 PARAM_EARLY_INLINING_INSNS.
18097 (likely_eliminated_by_inlining_p): New predicate.
18098 (estimate_function_body_sizes): New function.
18099 (compute_inline_parameters): Use it.
18100 * except.c (must_not_throw_labels): New function.
18101 * except.h (must_not_throw_labels): Declare.
18102 * tree-inline.c (init_inline_once): Kill inlining_weigths
18103 * tree-ssa-structalias.c: Avoid uninitialized warning.
18104 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18105 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18106 (PARAM_INLINE_CALL_COST): Remove.
18107 (PARAM_EARLY_INLINING_INSNS): New.
18109 2009-05-25 Richard Guenther <rguenther@suse.de>
18111 PR tree-optimization/36327
18112 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18113 callback for reference translation or lookup at the point of may-defs.
18114 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18115 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18116 for union COMPONENT_REFs.
18117 (vn_reference_lookup_3): New callback. Lookup from memset
18118 and CONSTRUCTOR assignment, translate through struct copies.
18119 (vn_reference_lookup_pieces): Make sure to not free the
18120 passed operands array. Adjust walk_non_aliased_vuses call.
18121 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18122 make sure we do not leak memory.
18124 2009-05-25 Richard Guenther <rguenther@suse.de>
18126 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18127 * tree-inline.c (expand_call_inline): Reset the escaped and
18128 callused solutions.
18129 * tree-ssa-structalias.c (pass_build_ealias): New.
18130 * tree-pass.h (pass_build_ealias): Declare.
18131 * passes.c (init_optimization_passes): Add PTA during
18132 early optimizations.
18133 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18134 and CALLUSED solutions.
18135 (dump_points_to_solution): New function, split out from ...
18136 (dump_points_to_info_for): ... here.
18137 * tree-parloops.c (parallelize_loops): Reset the escaped and
18138 callused solutions.
18140 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18143 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18144 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18146 2009-05-25 Ira Rosen <irar@il.ibm.com>
18148 PR tree-optimization/40238
18149 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18150 statements after basic block's labels.
18151 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18152 to free the allocated memory.
18154 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18156 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18157 return address with a USE.
18159 2009-05-24 Richard Guenther <rguenther@suse.de>
18161 PR middle-end/40233
18162 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18163 array type from the main variant of the inner type.
18165 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18167 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18168 definition to bool (from int) to un-break build.
18169 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18171 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18173 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18174 discard_stmt_changes): Delete.
18175 * tree-ssa-operands.c (scb_stack): Delete.
18176 (init_ssa_operands): Do not initialize it.
18177 (fini_ssa_operands): Do not free it.
18178 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18180 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18181 update_stmt, remove the others. Fix comments.
18182 * tree-dfa.c (optimize_stack_restore): Likewise.
18183 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18184 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18185 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18186 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18188 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18189 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18190 (dom_opt_finalize_block): Likewise, adjusting access to
18192 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18193 (stmts_to_rescan): Change item type to gimple.
18194 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18196 2009-05-24 Ira Rosen <irar@il.ibm.com>
18198 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18199 * tree-pass.h (pass_slp_vectorize): New pass.
18200 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18201 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18202 * tree-vectorizer.c (timevar.h): Include.
18203 (user_vect_verbosity_level): Declare.
18204 (vect_location): Fix comment.
18205 (vect_set_verbosity_level): Update user_vect_verbosity_level
18206 instead of vect_verbosity_level.
18207 (vect_set_dump_settings): Add an argument. Ignore user defined
18208 verbosity if dump flags require higher level of verbosity. Print to
18209 stderr only for loop vectorization.
18210 (vectorize_loops): Update call to vect_set_dump_settings.
18211 (execute_vect_slp): New function.
18212 (gate_vect_slp): Likewise.
18213 (struct gimple_opt_pass pass_slp_vectorize): New.
18214 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18215 access its members.
18216 (vec_info_for_bb): New function.
18217 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18218 (VECTORIZATION_ENABLED): New macro.
18219 (SLP_ENABLED, SLP_DISABLED): Likewise.
18220 (vect_is_simple_use): Add bb_vec_info argument.
18221 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18222 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18223 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18224 vect_schedule_slp, vect_analyze_slp): Likewise.
18225 (vect_analyze_stmt): Add slp_tree argument.
18226 (find_bb_location): Declare.
18227 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18228 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18229 (vect_analyze_loop_operations, vect_analyze_loop,
18230 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18231 vect_finalize_reduction, vectorizable_reduction,
18232 vectorizable_live_operation, vect_transform_loop): Likewise.
18233 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18234 skip evolution analysis if analyzing a basic block.
18235 (dr_analyze_indices): Likewise.
18236 (initialize_data_dependence_relation): Skip the test whether the
18237 object is invariant for basic blocks.
18238 (compute_all_dependences): Skip dependence analysis for data
18239 references in basic blocks.
18240 (find_data_references_in_stmt): Don't fail in case of invariant
18241 access in basic block.
18242 (find_data_references_in_bb): New function.
18243 (find_data_references_in_loop): Move code to
18244 find_data_references_in_bb and add a call to it.
18245 (compute_data_dependences_for_bb): New function.
18246 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18247 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18249 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18250 unknown dependence in basic block and fail in case of dependence in
18252 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18253 dependence instances from either loop or basic block vectorization
18255 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18256 before calling nested_in_vect_loop_p.
18257 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18258 dependence instances from either loop or basic block vectorization
18260 (vect_verify_datarefs_alignment): Likewise.
18261 (vect_enhance_data_refs_alignment): Adjust function calls.
18262 (vect_analyze_data_refs_alignment): Likewise.
18263 (vect_analyze_group_access): Fix printing. Skip different checks if
18264 DR_STEP is 0. Keep strided stores either in loop or basic block
18265 vectorization data structure. Fix indentation.
18266 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18268 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18269 dependence instances from either loop or basic block vectorization
18271 (vect_analyze_data_refs): Update comment. Call
18272 compute_data_dependences_for_bb to analyze basic blocks.
18273 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18274 case of loop vectorization. In case of basic block vectorization use
18275 data-ref itself as a base.
18276 (vect_create_data_ref_ptr): In case of basic block vectorization:
18277 don't advance the pointer, add new statements before the current
18278 statement. Adjust function calls.
18279 (vect_supportable_dr_alignment): Support only aligned accesses in
18280 basic block vectorization.
18281 * common.opt (ftree-slp-vectorize): New flag.
18282 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18283 (vect_pattern_recog_1): Likewise.
18284 * tree-vect-stmts.c (process_use): Likewise.
18285 (vect_init_vector): Add new statements in the beginning of the basic
18286 block in case of basic block SLP.
18287 (vect_get_vec_def_for_operand): Adjust function calls.
18288 (vect_finish_stmt_generation): Likewise.
18289 (vectorizable_call): Add assert that it is loop vectorization, adjust
18291 (vectorizable_conversion, vectorizable_assignment): Likewise.
18292 (vectorizable_operation): In case of basic block SLP, take
18293 vectorization factor from statement's type and skip the relevance
18294 check. Adjust function calls.
18295 (vectorizable_type_demotion): Add assert that it is loop
18296 vectorization, adjust function calls.
18297 (vectorizable_type_promotion): Likewise.
18298 (vectorizable_store): Check for outer loop only in case of loop
18299 vectorization. Adjust function calls. For basic blocks, skip the
18300 relevance check and don't advance pointers.
18301 (vectorizable_load): Likewise.
18302 (vectorizable_condition): Add assert that it is loop vectorization,
18303 adjust function calls.
18304 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18305 that it is not reduction, get vector type, call only supported
18306 functions, skip loop specific parts.
18307 (vect_transform_stmt): Check for outer loop only in case of loop
18309 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18310 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18311 for external definition.
18312 * passes.c (pass_slp_vectorize): New pass.
18313 * tree-vect-slp.c (find_bb_location): New function.
18314 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18315 check for patterns only in loops.
18316 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18317 case of multiple types in basic block SLP.
18318 (vect_mark_slp_stmts_relevant): New function.
18319 (vect_supported_load_permutation_p): Fix comment.
18320 (vect_analyze_slp_instance): Add argument. In case of basic block
18321 SLP, take vectorization factor from statement's type, check that
18322 unrolling factor is 1. Adjust function call. Save SLP instance in
18323 either loop or basic block vectorization structure. Return FALSE,
18325 (vect_analyze_slp): Add argument. Get strided stores groups from
18326 either loop or basic block vectorization structure. Return FALSE
18327 if basic block SLP failed.
18328 (new_bb_vec_info): New function.
18329 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18330 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18331 (vect_schedule_slp): Add argument. Get SLP instances from either
18332 loop or basic block vectorization structure. Set vectorization factor
18333 to be 1 for basic block SLP.
18334 (vect_slp_transform_bb): New function.
18335 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18337 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18339 * final.c (shorten_branches): Do not align labels for jump tables.
18340 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18342 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18344 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18345 Remove outdated reference to flow.c and fix nits.
18346 * doc/gccint.texi: Tweak RTL description.
18347 * doc/rtl.texi: Likewise.
18349 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18351 * config/avr/avr.c: Change my email address.
18352 * config/avr/avr.h: Likewise.
18353 * config/avr/avr.md: Likewise.
18354 * config/avr/avr-protos.h: Likewise.
18355 * config/avr/libgcc.S: Likewise.
18357 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18359 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18360 (spu_split_load, spu_split_store): Change return type to int.
18361 (spu_split_convert): Declare.
18362 * config/spu/predicates.md (spu_mem_operand): Remove.
18363 (spu_mov_operand): Update.
18364 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18365 * config/spu/spu.c (regno_aligned_for_load): Remove.
18366 (reg_aligned_for_addr, spu_expand_load): Define.
18367 (spu_expand_extv): Reimplement and handle MEM.
18368 (spu_expand_insv): Handle MEM.
18369 (spu_sched_reorder): Handle insn's with length 0.
18370 (spu_legitimate_address_p): Reimplement.
18371 (store_with_one_insn_p): Return TRUE for any mode with size
18372 larger than 16 bytes.
18373 (address_needs_split): Define.
18374 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18376 (spu_convert_move): Define.
18377 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18378 (spu_split_store): Change all MEM's to TImode.
18379 (spu_init_expanders): Preallocate registers that correspond to
18380 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18382 (spu_split_convert): Define.
18383 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18384 (_move<mode>, _movdi, _movti): Update predicate and condition.
18385 (load, store): Change to define_split.
18386 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18388 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18389 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18390 define_insn_and_split of lshr<mode>3.
18391 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18392 (<v>ashr<mode>3_imm): Define.
18393 (extv, extzv, insv): Allow MEM operands.
18394 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18395 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18396 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18397 (_spu_convert2): Change to define_insn_and_split and remove the
18398 corresponding define_peephole2.
18399 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18400 Change predicates to memory_operand.
18402 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18404 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18406 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18408 PR tree-optimization/40219
18409 * tree.c (iterative_hash_expr): Make sure the builtin function is
18410 a normal builtin function and not a front end or back end builtin
18411 before indexing into the built_in_decls array.
18413 2009-05-22 Richard Guenther <rguenther@suse.de>
18415 PR middle-end/38964
18416 * alias.c (write_dependence_p): Do not use TBAA for answering
18417 anti-dependence or output-dependence.
18418 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18419 (emit_pointer_definition): Remove.
18420 (emit_alias_warning): Likewise.
18421 (find_what_var_points_to): Remove TBAA pruning code.
18422 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18424 (compute_points_to_sets): Remove code computing the set of
18425 dereferenced pointers.
18426 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18427 oracle for querying anti and output dependencies.
18428 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18429 if TBAA may be applied.
18430 (refs_anti_dependent_p): New function.
18431 (refs_output_dependent_p): Likewise.
18432 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18433 (refs_output_dependent_p): Likewise.
18434 * doc/tree-ssa.texi (Memory model): New section.
18435 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18436 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18437 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18438 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18439 * expr.c (expand_expr_real_1): Likewise.
18440 * gimple-low.c (lower_stmt): Likewise.
18441 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18442 (dump_gimple_cdt): Remove.
18443 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18444 (gimple_size): Likewise.
18445 (walk_gimple_op): Likewise.
18446 (is_gimple_stmt): Likewise.
18447 (walk_stmt_load_store_addr_ops): Likewise.
18448 (gimple_build_cdt): Remove.
18449 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18450 * gimple.h (gimple_cdt_new_type): Remove.
18451 (gimple_cdt_new_type_ptr): Likewise.
18452 (gimple_cdt_set_new_type): Likewise.
18453 (gimple_cdt_location): Likewise.
18454 (gimple_cdt_location_ptr): Likewise.
18455 (gimple_cdt_set_location): Likewise.
18456 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18457 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18458 GIMPLE_CHANGE_DYNAMIC_TYPE.
18459 (verify_types_in_gimple_stmt): Likewise.
18460 * tree-inline.c (estimate_num_insns): Likewise.
18461 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18462 (copy_decl_to_var): Likewise.
18463 (copy_result_decl_to_var): Likewise.
18464 * tree-pretty-print.c (dump_generic_node): Do not handle
18465 CHANGE_DYNAMIC_TYPE_EXPR.
18466 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18467 * tree-ssa-operands.c (get_expr_operands): Likewise.
18468 * tree-ssa-structalias.c (struct variable_info): Remove
18469 no_tbaa_pruning member.
18470 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18471 (unify_nodes): Do not copy it.
18472 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18473 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18474 (set_uids_in_ptset): Do not check it.
18475 (find_what_var_points_to): Likewise.
18476 (compute_tbaa_pruning): Remove.
18477 (compute_points_to_sets): Do not call it.
18478 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18479 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18480 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18481 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18482 (DECL_NO_TBAA_P): Likewise.
18483 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18484 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18485 (expand_omp_atomic_pipeline): Do not set it.
18486 * print-tree.c (print_node): Do not dump it.
18487 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18490 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18493 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18496 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18498 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18501 2009-05-22 Ben Elliston <bje@au.ibm.com>
18503 * Makefile.in (bversion.h, s-bversion): New targets.
18504 (TOPLEV_H): Add bversion.h.
18505 * toplev.h: Include "bversion.h".
18506 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18507 the __format__ attribute only if compiling with the same version
18508 of GCC as the sources (the "build version").
18510 2009-05-22 Ben Elliston <bje@au.ibm.com>
18512 * c-format.c (handle_format_attribute): Fix comment typo.
18514 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18517 * config/ia64/ia64.opt (mfused-madd): New.
18518 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18519 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18520 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18521 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18522 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18523 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18524 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18525 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18526 instruction if !TARGET_FUSED_MADD.
18527 (fpma, fpms): Remove colon from name.
18529 2009-05-22 Richard Guenther <rguenther@suse.de>
18531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18532 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18533 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18535 (create_expression_by_pieces): Only convert if necessary.
18536 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18537 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18539 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18541 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18542 regular pattern from a template and rename it ...
18543 (*extzv_truncsi_exts): ... to this.
18545 2009-05-21 Richard Guenther <rguenther@suse.de>
18547 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18548 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18549 (cgraph_default_inline_p): Likewise.
18550 (cgraph_decide_inlining_incrementally): Likewise.
18552 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18553 Uros Bizjak <ubizjak@gmail.com>
18555 * config/i386/cpuid.h (bit_MOVBE): New.
18557 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18559 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18560 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18561 (ix86_handle_option): Handle OPT_mmovbe.
18562 (ix86_target_string): Add -mmovbe.
18563 (pta_flags): Add PTA_MOVBE.
18564 (processor_alias_table): Add PTA_MOVBE to "atom".
18565 (override_options): Handle PTA_MOVBE.
18567 * config/i386/i386.h (TARGET_MOVBE): New.
18569 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18570 (*bswapsi_movbe): New.
18571 (*bswapdi_movbe): Likewise.
18572 (bswapdi2): Renamed to ...
18573 (*bswapdi_1): This.
18574 (bswapdi2): New expander.
18576 * config/i386/i386.opt (mmovbe): New.
18578 * doc/invoke.texi: Document -mmovbe.
18580 2009-05-21 Taras Glek <tglek@mozilla.com>
18582 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18583 * gcc-plugin.h (plugin_init): Updated signature.
18584 * gcc-plugin.h (plugin_name_args): Moved to this header.
18585 * doc/plugins.texi (plugin_init): Updated documention to reflect
18587 * doc/plugins.texi (plugin_name_args): Added to documention.
18589 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18591 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18592 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18594 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18596 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18597 JUMP_TABLE_DATA_P predicates where applicable.
18598 * config/i386/predicates.md: Ditto.
18599 * config/i386/sse.md: Ditto.
18601 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18603 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18604 operand2 -128 override length_immediate attribute to 1.
18605 * config/i386/predicates.md (constm128_operand): New predicate.
18607 * config/i386/i386.c (memory_address_length): Handle %r12
18608 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18610 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18611 mode look through optional ZERO_EXTEND and SUBREG.
18612 * config/i386/i386.md (R12_REG): New define_constant.
18613 (prefix_data16): For sse unit set also for MODE_TI insns.
18614 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18615 insns set if operand 1 is ext_QIreg_operand.
18616 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18617 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18619 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18620 mode from MODE_DI to MODE_SI.
18621 (movdi_1_rex64): Override modrm and length_immediate attributes
18622 only for movabs (TYPE_IMOV, alternative 2).
18623 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18624 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18625 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18626 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18627 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18628 prefix_rex attribute if DImode.
18629 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18630 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18631 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18632 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18633 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18634 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18635 Likewise. For TYPE_IMOV clear length_immediate attribute.
18636 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18637 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18638 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18639 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18640 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18641 or one operand TYPE_ISHIFT.
18642 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18643 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18644 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18645 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18646 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18647 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18648 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18649 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18650 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18651 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18652 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18653 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18654 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18655 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18656 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18657 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18658 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18659 set mode attribute, don't override length attribute.
18660 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18662 (return_internal_long): Set length attribute to 2 instead of 1.
18663 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18664 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18665 prefix_rex attribute.
18666 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18668 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18670 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18672 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18674 2009-05-20 Ian Lance Taylor <iant@google.com>
18676 * tree.c (build_tree_list_vec_stat): New function.
18677 (ctor_to_vec): New function.
18678 (build_nt_call_vec): New function.
18679 (build_call_array): Change args to be a const pointer.
18680 (build_call_vec): New function.
18681 * tree.h (build_nt_call_vec): Declare.
18682 (build_tree_list_vec_stat): Declare.
18683 (build_tree_list_vec): Define.
18684 (build_call_array): Update declaration.
18685 (build_call_vec): Declare.
18686 (ctor_to_vec): Declare.
18687 * c-common.c (tree_vector_cache): New static variable.
18688 (make_tree_vector): New function.
18689 (release_tree_vector): New function.
18690 (make_tree_vector_single): New function.
18691 (make_tree_vector_copy): New function.
18692 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18693 (make_tree_vector_single, make_tree_vector_copy): Declare.
18694 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18695 (c_parser_expr_list): Don't manage cache here, instead call
18697 (c_parser_release_expr_list): Remove static function.
18698 (c_parser_vec_to_tree_list): Remove static function.
18699 (c_parser_attributes): Call build_tree_list_vec instead of
18700 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18701 c_parser_release_expr_list.
18702 (c_parser_postfix_expression_after_primary): Likewise.
18703 (c_parser_objc_keywordexpr): Likewise.
18705 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18707 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18708 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18709 TARGET_CONVERT_TO_TYPE.
18710 * hooks.c (hook_tree_const_tree_null): Define.
18711 * hooks.h (hook_tree_const_tree_null): Declare.
18712 * target.h (struct gcc_target): Add invalid_parameter_type,
18713 invalid_return_type, promoted_type, and convert_to_type fields.
18714 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18715 (TARGET_INVALID_RETURN_TYPE): Define.
18716 (TARGET_PROMOTED_TYPE): Define.
18717 (TARGET_CONVERT_TO_TYPE): Define.
18718 (TARGET_INITIALIZER): Update for new fields.
18719 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18720 (grokparms): Check targetm.invalid_parameter_type.
18721 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18722 * c-convert.c (convert): Check targetm.convert_to_type.
18724 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18726 * config/mips/mips.md (*extenddi_truncate<mode>,
18727 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18729 (*extendhi_truncateqi): New define_insn_and_sptit.
18731 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18733 PR middle-end/40204
18734 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18735 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18737 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18739 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18740 the operand of VIEW_CONVERT_EXPR.
18742 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18744 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18745 extended family and model for Intel processors. Support Intel Atom.
18747 2009-05-20 Olivier Hainque <hainque@adacore.com>
18749 * gstab.h (stab_code_type): Define, to be used instead of the
18750 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18752 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18753 occurrences by stab_code_type.
18754 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18756 2009-05-20 Martin Jambor <mjambor@suse.cz>
18758 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18759 (sra_insert_before): Likewise.
18760 (sra_insert_after): Likewise.
18761 (sra_init_cache): Likewise.
18762 (sra_type_can_be_decomposed_p): Likewise.
18763 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18764 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18765 (sra_insert_before): Likewise.
18766 (sra_insert_after): Likewise.
18767 (sra_init_cache): Likewise.
18768 (insert_edge_copies_seq): Made static and moved upwards.
18770 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18773 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18775 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18776 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18779 2009-05-20 Richard Guenther <rguenther@suse.de>
18781 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18782 with mismatched comparison modes.
18784 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18786 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18787 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18788 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18789 with shifts for Thumb2.
18790 (orsi_notsi): New for orn.
18791 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18792 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18793 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18794 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18795 Don't invert remainder for IOR.
18797 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18799 PR tree-optimization/40087
18800 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18801 number_of_iterations_ne): Rename never_infinite argument.
18802 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18803 number_of_iterations_le): Handle pointer-type ivs when
18804 exit_must_be_taken is false.
18805 (number_of_iterations_cond): Do not always assume that
18806 exit_must_be_taken if the control variable is a pointer.
18808 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18810 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18811 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18813 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18815 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18816 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18818 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18821 * c.opt (Wlogical-op): Disabled by default.
18822 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18824 * doc/invoke.texi (Wlogical-op): Likewise.
18826 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18828 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18830 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18831 Propagate the type of the first operand.
18832 <ASSERT_EXPR>: Simplify.
18833 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18834 Rewrite using the RHS code as discriminant.
18835 <NOP_EXPR>: Turn into CASE_CONVERT.
18836 <PLUS_EXPR>: Propagate the type of the first operand.
18838 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18840 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18841 (ia64_dconst_0_375): New.
18842 * config/ia64/ia64.c (ia64_override_options): Remove
18843 -minline-sqrt-min-latency warning.
18844 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18845 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18846 * config/ia64/ia64.md (*sqrt_approx): Remove.
18847 (sqrtsf2): Remove #if 0.
18848 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18849 (sqrtdf): Remove assert.
18850 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18851 (sqrtxf2): Remove #if 0.
18852 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18853 * div.md (sqrt_approx_rf): New.
18854 (sqrtsf2_internal_thr): New implementation.
18855 (sqrtsf2_internal_lat): New.
18856 (sqrtdf2_internal_thr: New implementation.
18857 (sqrtxf2_internal): New implementation.
18859 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18860 Hans-Peter Nilsson <hp@axis.com>
18862 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18863 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18864 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18865 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18866 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18867 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18868 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18869 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18870 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18871 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18872 * c-common.c: ...from here.
18874 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18876 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18878 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18880 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18882 2009-05-19 Ben Elliston <bje@au.ibm.com>
18884 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18885 assignments with memcpy calls.
18886 (add_fdes): Likewise.
18887 (binary_search_unencoded_fdes): Likewise.
18888 (linear_search_fdes): Eliminate type puns.
18890 2009-05-19 Richard Guenther <rguenther@suse.de>
18892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18893 not falsely claim to have propagated into all uses.
18895 2009-05-19 Ben Elliston <bje@au.ibm.com>
18897 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18900 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18902 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18903 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18904 (TARGET_LEGITIMATE_ADDRESS_P): New.
18905 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18906 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18908 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18911 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18912 child of the containing namespace's DIE.
18914 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18916 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18917 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18918 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18921 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18924 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18925 gen_align with gen_pad.
18926 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18927 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18929 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18930 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18932 * config/i386/i386.md (align): Renamed to ...
18933 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18934 ASM_OUTPUT_MAX_SKIP_PAD.
18936 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18938 * config.gcc: Fix variable syntax.
18941 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18942 before calling exact_log2.
18943 (output_iorsi3): Likewise.
18944 (output_xorsi3): Likewise.
18946 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18948 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18949 for the none zero constant operand except for EQ and NE
18950 comprisons even when the first operand is R0.
18952 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18954 * config/s390/2064.md: Remove trailing whitespaces.
18955 * config/s390/2084.md: Likewise.
18956 * config/s390/constraints.md: Likewise.
18957 * config/s390/fixdfdi.h: Likewise.
18958 * config/s390/libgcc-glibc.ver: Likewise.
18959 * config/s390/s390-modes.def: Likewise.
18960 * config/s390/s390-protos.h: Likewise.
18961 * config/s390/s390.c: Likewise.
18962 * config/s390/s390.h: Likewise.
18963 * config/s390/s390.md: Likewise.
18964 * config/s390/tpf-unwind.h: Likewise.
18966 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18968 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18970 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18973 * configure.ac (m68k-*-*): Check if binutils support TLS.
18974 * configure: Regenerate.
18975 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18976 * config/m68k/constraints.md (Cu): New constraint.
18977 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18978 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18979 (movsi): Handle TLS symbols.
18980 (addsi3_5200): Handle XTLS symbols, indent.
18981 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18982 (m68k_tls_reference_p): Declare.
18983 (m68k_legitimize_address): Declare.
18984 (m68k_unwrap_symbol): Declare.
18985 * config/m68k/m68k.opt (mxtls): New option.
18986 * config/m68k/m68k.c (ggc.h): Include.
18987 (m68k_output_dwarf_dtprel): Implement hook.
18988 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18989 (m68k_expand_prologue): Load GOT pointer when function needs it.
18990 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18991 (m68k_legitimate_constant_address_p): Same.
18992 (m68k_decompose_address): Handle TLS references.
18993 (m68k_get_gp): New static function.
18994 (enum m68k_reloc): New contants.
18995 (TLS_RELOC_P): New macro.
18996 (m68k_wrap_symbol): New static function.
18997 (m68k_unwrap_symbol): New function.
18998 (m68k_final_prescan_insn_1): New static function.
18999 (m68k_final_prescan_insn): New function.
19000 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19002 (legitimize_pic_address): Handle TLS references..
19003 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19004 (m68k_libcall_value_in_a0_p)
19005 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19006 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19007 (m68k_legitimize_tls_address): Handle TLS references.
19008 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19010 (m68k_legitimize_address): Handle TLS symbols.
19011 (m68k_get_reloc_decoration): New static function.
19012 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19014 (m68k_output_dwarf_dtprel): Implement hook.
19015 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19016 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19017 m68k_call_* routines.
19018 (sched_attr_op_type): Handle TLS symbols.
19019 (gt-m68k.h): Include.
19020 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19021 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19023 2009-05-18 Martin Jambor <mjambor@suse.cz>
19025 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19026 (visit_store_addr_for_mod_analysis): New function.
19027 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19028 (determine_cst_member_ptr): Use gimple_assign_single_p.
19029 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19030 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19031 operands. Don't check number of operands of a NOP_EXPR.
19033 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19035 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19037 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19040 * c-common.c (warn_logical_operator): Don't warn if one of
19041 expression isn't always true or false.
19043 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19045 * config/i386/biarch32.h: New file.
19046 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19048 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19050 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19051 *zero_extend<mode>_truncqi): Merge these into ...
19052 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19053 Name the pattern following this as *zero_extendhi_truncqi.
19055 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19057 PR middle-end/39301
19058 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19059 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19060 (output_info): Make field HOST_WIDEST_INT.
19061 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19062 (dump_bitmat_statistics): Same.
19064 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19066 * config.gcc (use_gcc_stdint): Set to wrap.
19067 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19068 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19069 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19070 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19071 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19072 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19073 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19074 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19076 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19078 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19080 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19081 Move definitions earlier.
19082 (OPT_ARCH64, OPT_ARCH32): Define.
19083 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19086 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19089 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19092 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19094 * arm.md (movdi2): Copy non-reg values to DImode registers.
19096 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19099 * final.c (label_to_max_skip): New function.
19100 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19101 CODE_LABEL_NUMBER <= max_labelno.
19102 * output.h (label_to_max_skip): New prototype.
19103 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19104 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19105 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19106 Handle CODE_LABELs with >= 16 byte alignment or with
19107 max_skip == (1 << align) - 1.
19108 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19109 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19112 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19113 .p2align 3 if MAX_SKIP is smaller than 7.
19114 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19116 2009-05-15 Ian Lance Taylor <iant@google.com>
19118 * alias.c (struct alias_set_entry_d): Rename from struct
19119 alias_set_entry. Change all uses.
19120 * except.c (struct call_site_record_d): Rename from struct
19121 call_site_record. Change all uses.
19122 * except.h (struct eh_region_d): Rename from struct eh_region.
19124 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19126 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19127 ivtype_map_elt. Change all uses.
19128 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19130 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19131 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19133 (struct sese_d): Rename from struct sese. Change all uses.
19134 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19135 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19136 * optabs.h (struct optab_d): Rename from struct optab. Change all
19138 (struct convert_optab_d): Rename from struct convert_optab.
19140 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19141 ipa_opt_pass. Change all uses.
19142 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19145 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19146 defined as a typedef.
19147 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19150 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19153 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19155 (merge_ranges): Returns bool.
19156 * tree.h (make_range): .. to here.
19157 (build_range_check): Likewise.
19158 (merge_ranges): Likewise. Renamed from merge_ranges.
19159 * c-typeck.c (parser_build_binary_op): Update calls to
19160 warn_logical_operator.
19161 * c-common.c (warn_logical_operator): Add new warning.
19162 * c-common.h (warn_logical_operator): Update declaration.
19164 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19166 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19168 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19170 * doc/install.texi: Document MPC requirements, flags etc.
19172 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19173 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19174 Evaluate constant arguments.
19175 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19176 (fold_builtin_1): Likewise, also evaluate constant arguments.
19177 Remove superfluous break.
19178 (do_mpc_ckconv): New.
19179 * real.h: Include mpc.h.
19180 * toplev.c (print_version): Output MPC version info if available.
19182 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19184 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19186 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19191 2009-05-15 Jan Hubicka <jh@suse.cz>
19193 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19194 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19195 (try_inline): Fix return value.
19196 (cgraph_decide_inlining_incrementally): Honor new value.
19197 (cgraph_early_inlining): Handle indirect inlining.
19198 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19200 2009-05-15 Jan Hubicka <jh@suse.cz>
19202 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19203 * cgraphunit.c (cgraph_finalize_function): Set it.
19204 (cgraph_expand_function): Use it.
19206 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19208 * real.c (encode_ieee_half): Define.
19209 (decode_ieee_half): Define.
19210 (ieee_half_format): Define.
19211 (arm_half_format): Define.
19212 * real.h (ieee_half_format): Declare.
19213 (arm_half_format): Declare.
19215 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19217 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19218 swapped, and reversed optabs exist before trying to use them.
19220 2009-05-15 Paul Brook <paul@codesourcery.com>
19221 Sandra Loosemore <sandra@codesourcery.com>
19223 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19224 loads. Allow PRE_DEC.
19225 (output_move_neon): Handle PRE_DEC.
19226 (arm_print_operand): Add 'A' for neon structure loads.
19227 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19228 * config/arm/neon.md (neon_mov): Update comment.
19229 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19231 (Um): New constraint.
19233 2009-05-15 Jan Hubicka <jh@suse.cz>
19235 Revert the following patch until testsuite fallout is fixed:
19236 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19237 * cgraph.h (struct inline_summary): New filed self_wize,
19238 size_inlining_benefit, self_time and time_inlining_benefit.
19239 (struct cgraph_global_info): Replace insns by time ans size fields.
19240 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19241 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19242 (ipcp_update_callgraph): Do not touch function bodies.
19243 * ipa-inline.c: Include except.h
19244 (MAX_TIME): New constant.
19245 (overall_insns): Remove
19246 (overall_size, max_benefit): New static variables.
19247 (cgraph_estimate_time_after_inlining): New function.
19248 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19249 (cgraph_clone_inlined_nodes): Update size.
19250 (cgraph_mark_inline_edge): Update size.
19251 (cgraph_estimate_growth): Use size info.
19252 (cgraph_check_inline_limits): Check size.
19253 (cgraph_default_inline_p): Likewise.
19254 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19255 (cgraph_decide_recursive_inlining): Check size.
19256 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19258 (cgraph_decide_inlining): Likewise.
19259 (cgraph_decide_inlining_incrementally): Likewise; honor
19260 PARAM_EARLY_INLINING_INSNS.
19261 (likely_eliminated_by_inlining_p): New predicate.
19262 (estimate_function_body_sizes): New function.
19263 (compute_inline_parameters): Use it.
19264 * except.c (must_not_throw_labels): New function.
19265 * except.h (must_not_throw_labels): Declare.
19266 * tree-inline.c (init_inline_once): Kill inlining_weigths
19267 * tree-ssa-structalias.c: Avoid uninitialized warning.
19268 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19269 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19270 (PARAM_INLINE_CALL_COST): Remove.
19271 (PARAM_EARLY_INLINING_INSNS): New.
19273 2009-05-15 Richard Guenther <rguenther@suse.de>
19275 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19276 not TODO_update_ssa.
19278 2009-05-15 Richard Guenther <rguenther@suse.de>
19280 PR tree-optimization/39999
19281 * gimple.h (gimple_expr_type): Use the expression type looking
19282 through useless conversions.
19283 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19284 (vn_nary_op_insert_stmt): Likewise.
19285 (simplify_binary_expression): Likewise.
19287 2009-05-15 Richard Guenther <rguenther@suse.de>
19289 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19290 New options, enabled by default.
19291 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19293 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19294 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19295 * tree-ssa-structalias.c (gate_tree_pta): New function.
19296 (pass_build_alias): Use it.
19298 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19301 recurse on an invariant address if a conversion from a pointer
19302 type to a wider integer type is involved.
19304 2009-05-15 Jan Hubicka <jh@suse.cz>
19306 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19307 * cgraph.h (struct inline_summary): New filed self_wize,
19308 size_inlining_benefit, self_time and time_inlining_benefit.
19309 (struct cgraph_global_info): Replace insns by time ans size fields.
19310 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19311 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19312 (ipcp_update_callgraph): Do not touch function bodies.
19313 * ipa-inline.c: Include except.h
19314 (MAX_TIME): New constant.
19315 (overall_insns): Remove
19316 (overall_size, max_benefit): New static variables.
19317 (cgraph_estimate_time_after_inlining): New function.
19318 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19319 (cgraph_clone_inlined_nodes): Update size.
19320 (cgraph_mark_inline_edge): Update size.
19321 (cgraph_estimate_growth): Use size info.
19322 (cgraph_check_inline_limits): Check size.
19323 (cgraph_default_inline_p): Likewise.
19324 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19325 (cgraph_decide_recursive_inlining): Check size.
19326 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19328 (cgraph_decide_inlining): Likewise.
19329 (cgraph_decide_inlining_incrementally): Likewise; honor
19330 PARAM_EARLY_INLINING_INSNS.
19331 (likely_eliminated_by_inlining_p): New predicate.
19332 (estimate_function_body_sizes): New function.
19333 (compute_inline_parameters): Use it.
19334 * except.c (must_not_throw_labels): New function.
19335 * except.h (must_not_throw_labels): Declare.
19336 * tree-inline.c (init_inline_once): Kill inlining_weigths
19337 * tree-ssa-structalias.c: Avoid uninitialized warning.
19338 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19339 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19340 (PARAM_INLINE_CALL_COST): Remove.
19341 (PARAM_EARLY_INLINING_INSNS): New.
19342 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19343 (inline-call-cost): Remove.
19344 (early-inlining-insns): New.
19346 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19348 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19350 (print_int_cst_bounds_in_octal_p): Likewise.
19351 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19353 * dwarf2out.c (base_type_die): Likewise.
19354 (is_subrange_type): Delete.
19355 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19356 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19357 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19358 if the destination type is boolean.
19359 (build_range_check): Do not special-case subtypes.
19360 (fold_sign_changed_comparison): Likewise.
19361 (fold_unary): Likewise.
19362 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19363 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19364 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19365 * tree.c (subrange_type_for_debug_p): New predicate based on the
19366 former is_subrange_type.
19367 * tree.h (subrange_type_for_debug_p): Declare.
19368 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19369 (convert_affine_scev): Remove call to above function.
19370 (chrec_convert_aggressive): Likewise.
19371 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19372 false for conversions involving subtypes.
19373 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19374 (vrp_val_min): Likewise.
19375 (needs_overflow_infinity): Likewise.
19376 (extract_range_from_unary_expr): Likewise.
19378 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19380 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19381 * config/frv/frv.c: Likewise.
19382 * config/s390/s390.c: Likewise.
19383 * config/sparc/sparc.h: Likewise.
19384 * config/i386/i386.h: Likewise.
19385 * config/i386/i386.c: Likewise.
19386 * config/crx/crx.c: Likewise.
19387 * config/m68hc11/m68hc11.h: Likewise.
19388 * config/iq2000/iq2000.c: Likewise.
19389 * config/mn10300/mn10300.h: Likewise.
19390 * config/mn10300/mn10300.c: Likewise.
19391 * config/m68k/m68k.c: Likewise.
19392 * config/rs6000/rs6000.c: Likewise.
19393 * config/rs6000/xcoff.h: Likewise.
19394 * config/rs6000/linux64.h: Likewise.
19395 * config/rs6000/sysv4.h: Likewise.
19396 * config/score/score3.c: Likewise.
19397 * config/score/score7.c: Likewise.
19398 * config/score/score.c: Likewise.
19399 * config/arm/arm.md: Likewise.
19400 * config/mips/mips.c: Likewise.
19401 * config/mips/mips.md: Likewise.
19402 * config/bfin/bfin.h: Likewise.
19403 * config/pa/pa.c: Likewise.
19404 * config/pa/constraints.md: Likewise.
19406 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19407 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19408 * config/pdp11/pdp11.h: Use memory_address_p instead.
19410 2009-05-14 Ian Lance Taylor <iant@google.com>
19412 * passes.c (finish_optimization_passes): Change i to int.
19413 * plugin.c (plugins_active_p): Change event to int.
19414 (dump_active_plugins): Likewise.
19415 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19417 * tree.c (tree_range_check_failed): Change c to unsigned int.
19418 (omp_clause_range_check_failed): Likewise.
19419 (build_common_builtin_nodes): Change mode to int. Add cast.
19420 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19421 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19423 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19424 ++ or -- with a variable of enum type.
19426 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19429 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19431 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19433 * store-motion.c: Do not include params.h
19434 * Makefile.in: Fix dependencies for various files.
19436 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19438 * auto-inc-dec.c: Fix pass description, remove apparent
19439 accidental duplication.
19441 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19443 PR middle-end/40147
19444 * ipa-utils.h (memory_identifier_string): Moved to ...
19445 * tree.h (memory_identifier_string): Here. Add GTY(()).
19447 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19449 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19450 in the former documentation of...
19451 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19452 * ira-conflicts.c (get_dup_num): Use address_operand.
19453 * targhooks.c (default_legitimate_address_p): New.
19454 * targhooks.h (default_legitimate_address_p): New.
19455 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19457 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19458 * target.h (struct target): Add legitimate_address_p.
19459 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19460 (TARGET_INITIALIZER): Include it.
19462 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19463 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19464 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19465 (TARGET_LEGITIMATE_ADDRESS_P): New.
19467 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19468 (REG_OK_STRICT_P): Delete.
19469 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19470 (frv_legitimate_address_p_1): ... this.
19471 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19472 (frv_legitimate_address_p_1): ... the renamed old
19473 frv_legitimate_address_p.
19474 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19475 (TARGET_LEGITIMATE_ADDRESS_P): New.
19477 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19478 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19479 * config/s390/s390.c (legitimate_address_p): Rename to...
19480 (s390_legitimate_address_p): ... this, make static.
19481 (legitimize_address): Adjust call.
19482 (TARGET_LEGITIMATE_ADDRESS_P): New.
19483 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19485 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19486 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19487 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19488 (TARGET_LEGITIMATE_ADDRESS_P): New.
19490 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19491 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19492 * config/spu/spu.c (spu_legitimate_address): Rename to...
19493 (spu_legitimate_address_p): ... this, make static.
19494 (TARGET_LEGITIMATE_ADDRESS_P): New.
19496 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19497 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19498 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19499 (sparc_legitimate_address_p): ... this, make static and return bool.
19500 (legitimize_address): Adjust call.
19501 (TARGET_LEGITIMATE_ADDRESS_P): New.
19503 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19504 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19505 * config/i386/i386.c (legitimate_address_p): Rename to...
19506 (ix86_legitimate_address_p): ... this, make static.
19507 (constant_address_p): Move after it, adjust call.
19508 (TARGET_LEGITIMATE_ADDRESS_P): New.
19510 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19511 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19512 * config/avr/avr.c (legitimate_address_p): Rename to...
19513 (avr_legitimate_address_p): ... this, make static.
19514 (legitimize_address): Adjust call.
19515 (TARGET_LEGITIMATE_ADDRESS_P): New.
19517 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19518 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19519 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19520 (TARGET_LEGITIMATE_ADDRESS_P): New.
19522 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19523 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19524 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19525 (TARGET_LEGITIMATE_ADDRESS_P): New.
19527 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19528 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19530 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19532 (TARGET_LEGITIMATE_ADDRESS_P): New.
19534 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19535 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19537 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19539 (m68hc11_legitimate_address_p): ... this, make static.
19540 (go_if_legitimate_address_internal): Rename to...
19541 (m68hc11_legitimate_address_p_1): ... this.
19542 (legitimize_address): Adjust call.
19543 (TARGET_LEGITIMATE_ADDRESS_P): New.
19545 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19546 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19547 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19548 (TARGET_LEGITIMATE_ADDRESS_P): New.
19550 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19551 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19552 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19553 (mn10300_legitimate_address_p): ... this, make static.
19554 (TARGET_LEGITIMATE_ADDRESS_P): New.
19556 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19557 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19558 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19559 (TARGET_LEGITIMATE_ADDRESS_P): New.
19561 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19562 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19563 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19564 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19565 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19566 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19567 (rs6000_legitimate_address_p): ... this, make static.
19568 (TARGET_LEGITIMATE_ADDRESS_P): New.
19569 (REG_MODE_OK_FOR_BASE_P): Delete.
19570 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19572 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19573 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19575 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19576 static, adjust types.
19577 (TARGET_LEGITIMATE_ADDRESS_P): New.
19579 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19580 * config/score/score.c (score_address_p): Rename to...
19581 (score_legitimate_address_p): ... this.
19582 (TARGET_LEGITIMATE_ADDRESS_P): New.
19583 * config/score/score3.c (score3_address_p): Rename to...
19584 (score3_legitimate_address_p): ... this.
19585 * config/score/score7.c (score7_address_p): Rename to...
19586 (score7_legitimate_address_p): ... this.
19588 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19589 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19590 GO_IF_LEGITIMATE_ADDRESS): Delete.
19591 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19592 thumb2_legitimate_address_p): Delete.
19593 (arm_legitimate_address_p): Rename to...
19594 (arm_legitimate_address_outer_p): ... this.
19595 * config/arm/constraints.md ("Uq"): Adjust call.
19596 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19597 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19599 (arm_legitimate_address_outer_p): ... this.
19600 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19602 (TARGET_LEGITIMATE_ADDRESS_P): New.
19604 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19605 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19606 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19607 (TARGET_LEGITIMATE_ADDRESS_P): New.
19609 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19610 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19611 * config/vax/vax.c (legitimate_address_p): Rename to...
19612 (vax_legitimate_address_p): ... this, make static.
19613 (TARGET_LEGITIMATE_ADDRESS_P): New.
19615 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19616 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19617 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19618 (TARGET_LEGITIMATE_ADDRESS_P): New.
19620 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19621 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19622 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19623 (mmix_legitimate_address_p): ... this, make static.
19624 (TARGET_LEGITIMATE_ADDRESS_P): New.
19626 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19627 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19628 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19629 (TARGET_LEGITIMATE_ADDRESS_P): New.
19631 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19633 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19634 of MODE_COMPLEX_INT.
19636 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19638 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19639 LCT_NORMAL in function call.
19640 * mips-tdump.c (print_file_desc): Add cast to enum type.
19641 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19642 (mark_stabs): Add casts to enum types.
19643 (parse_stabs_common): Add casts to enum types.
19645 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19647 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19648 Check for invalid values of LETTER.
19650 2009-05-13 Taras Glek <tglek@mozilla.com>
19652 * attribs.c (register_attribute): moved out attribute registration
19653 into register_attribute.
19654 * doc/plugins.texi: Documented register_attribute and
19656 * gcc-plugin.h: Added forward decl for register_attribute.
19657 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19658 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19659 PLUGIN_ATTRIBUTES boilerplate.
19661 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19663 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19664 values even in sentinel and empty entries.
19665 (ms_printf_flag_specs): Likewise.
19666 (ms_scanf_flag_specs): Likewise.
19667 (ms_strftime_flag_specs): Likewise.
19668 (ms_print_char_table): Likewise.
19669 (ms_scan_char_table): Likewise.
19670 (ms_time_char_table): Likewise.
19672 2009-05-13 Doug Kwan <dougkwan@google.com>
19674 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19676 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19678 * config/mips/mips.md (store): Add attributes for QI and HI.
19680 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19681 (truncdi<mode>2): ... this new pattern.
19683 2009-05-13 Brad Hards <bradh@kde.org>
19685 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19687 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19688 Ben Elliston <bje@au.ibm.com>
19690 PR middle-end/40035
19691 * dse.c (check_mem_read_rtx): Guard against width == -1.
19693 2009-05-13 Michael Matz <matz@suse.de>
19695 PR middle-end/39976
19696 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19697 (trivially_conflicts_p): New function.
19698 (insert_backedge_copies): Use it.
19700 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19702 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19703 (handle_stdc_pragma): Use new enum constant names.
19704 (handle_pragma_float_const_decimal64): Ditto.
19706 2009-05-13 Ian Lance Taylor <iant@google.com>
19708 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19711 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19713 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19714 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19716 * config/m68k/m68k.h (FL_UCLINUX): Define.
19718 2009-05-13 Jan Hubicka <jh@suse.cz>
19720 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19722 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19724 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19725 unless -fschedule-insns is specified.
19727 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19730 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19731 TARGET_EXPAND_CBRANCHDI4.
19732 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19733 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19734 (cmpeqdi): Fix comment.
19736 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19738 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19739 (sh_legitimate_address_p): Likewise.
19740 * config/sh/sh.c (sh_legitimate_index_p): New.
19741 (sh_legitimate_address_p): Likewise.
19742 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19743 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19744 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19745 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19746 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19747 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19748 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19749 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19750 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19752 2009-05-12 Jan Hubicka <jh@suse.cz>
19754 * tree-inline.c (estimate_operator_cost): Add operands;
19755 when division happens by constant, it is cheap.
19756 (estimate_num_insns): Loads and stores are not having cost of 0;
19757 EH magic stuff is cheap; when computing runtime cost of switch,
19758 use log2 base of amount of its cases; builtin_expect has cost of 0;
19759 compute cost for moving return value of call.
19760 (init_inline_once): Initialize time_based flags.
19761 * tree-inline.h (eni_weights_d): Add time_based flag.
19763 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19765 * df-core.c: Update head documentation.
19767 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19770 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19771 shadowing exisiting variable op1.
19773 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/driver-i386.c (processor_signatures): New enum.
19777 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19778 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19779 processor signature to detect geode processor.
19781 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19785 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19787 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19788 causes spurious differences between trunk and cond-optab branch.
19790 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19792 * dojump.c (compare_from_rtx): Delete.
19793 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19794 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19795 if the comparison does not satisfy the predicate; test predicates for
19796 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19797 further if one existing pattern fails.
19798 * expr.h (compare_from_rtx): Delete.
19799 (prepare_operand): Declare it.
19800 * optabs.c: Change "lib call" to "libcall" throughout.
19801 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19802 HAVE_conditional_trap, emit_cmp_insn): Delete.
19803 (can_compare_p): Delete cmp_optab case.
19804 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19805 Accept other parameters by value.
19806 (prepare_operand): Make non-static.
19807 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19808 other parameters by value. Try to widen operands here based on
19809 an optab_methods argument and looking at cbranch_optab.
19810 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19811 loop. Use cbranch_optab directly.
19812 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19813 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19815 (emit_conditional_move, emit_conditional_add): Inline what's needed
19816 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19817 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19818 with COMPARE. Move cmov_optab and cstore_optab above
19819 with cbranch_optab, move cmp_optab down with ucmp_optab,
19820 remove tst_otpab. Do not initialize trap_rtx.
19821 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19822 for trap code. Do not check HAVE_conditional_trap. Use
19823 prepare_cmp_insn. Accept no predicate for operand 3.
19824 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19825 (OTI_ctrap, ctrap_optab): New.
19826 (tst_optab): Delete.
19827 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19828 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19829 with lookup of ctrap_optab.
19830 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19832 (ctrap_optab): New.
19834 * combine.c (combine_simplify_rtx, simplify_set): Do not
19835 special case comparing against zero for cc0 machines.
19836 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19837 COMPARE on cc0 machines.
19838 (simplify_relational_operation): Return a new expression when
19839 a COMPARE could be removed.
19840 * final.c (final_scan_insn): Compare cc_status values
19841 against LHS of a (compare FOO (const_int 0)) cc0 source.
19842 Also check if cc_status.value is the full compare.
19844 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19845 (cstoreMM4): Document.
19846 (conditional_trap): Document ctrapMM4 instead.
19847 (sync_compare_and_swapMM): Refer to cbranchcc4.
19848 (Dependent Patterns): Eliminate obsolete information referring to
19849 the old jump optimization phase.
19850 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19851 of compares with 0 on cc0 machines.
19852 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19853 avoiding references to cc0. Remove text about storing operands
19855 * doc/tm.texi (Condition Codes): Include blurb on different
19856 condition code representations, separate into subsections for
19857 CC0, MODE_CC and conditional execution.
19859 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19860 alpha_emit_setcc): Accept operands and a machine mode.
19861 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19862 Get code/op0/op1 from operands, use machine mode argument
19863 instead of alpha_compare.fp_p. Emit the branch here.
19864 (alpha_emit_setcc): Likewise, and return boolean.
19865 (alpha_emit_conditional_move): Likewise. Assert that
19866 cmp_op_mode == cmp_mode, and simplify accordingly.
19867 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19868 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19869 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19871 (stack probe test): Use cbranchdi4.
19872 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19874 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19875 * config/arc/arc.h (movsicc, movsfcc): Use it.
19876 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19877 (cbranchsi4, cstoresi4): New.
19878 (cmpsi, bCC and sCC expanders): Remove.
19880 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19881 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19882 * config/arm/predicates.md (arm_comparison_operator): Only include
19883 floating-point operators if there is a hardware floating-point unit.
19884 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19885 deferring to cbranch_cc and cstore_cc respectively.
19886 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19887 cbranch_cc, cstore_cc): New.
19888 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19890 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19892 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19893 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19895 (adjust_insn_length): Adjust calls.
19896 (avr_reorg): Handle (compare (foo) (const_int 0)).
19897 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19898 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19899 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19900 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19902 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19903 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19905 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19906 (cbranchsi4, cstorebi4, cstoresi4): New.
19907 (movbisi): This insn is duplicate, split it to zero_extend.
19908 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19909 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19910 (bfin_optimize_loop): Use cbranch expander.
19911 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19912 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19913 (bfin_bimode_comparison_operator): ... this.
19914 (bfin_direct_comparison_operator): New.
19916 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19917 inside (compare FOO (const_int 0)).
19918 (cris_rtx_costs): Handle ZERO_EXTRACT.
19919 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19920 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19921 (*tstdi_v32): Delete.
19922 (*cmpdi_non_v32): Add M alternative for operand 1.
19923 (cmpsi, cmp<mode>): Make private.
19924 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19926 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19928 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19929 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19930 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19931 (cc_reg_operand): New.
19932 (any_cond): Delete.
19933 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19934 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19935 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19936 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19937 crx_expand_scond): Delete.
19939 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19941 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19942 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19944 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19945 cstoresi4, cstoresf4, cstoredf4): New.
19946 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19947 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19948 Receive the entire operands array.
19949 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19950 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19951 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19952 Get test/op0/op1 from the operands array.
19953 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19955 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19956 (h8300_expand_store): New.
19957 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19959 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19960 (h8300_expand_store): New.
19961 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19962 or do not try to produce (set (cc0) REG).
19963 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19964 change a compare into a move to a scratch register. Disable some
19965 peepholes when comparing with zero.
19966 (tstsi, tsthi, tstsi, cmpqi): Make private.
19968 (bCC, sCC): Delete.
19969 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19972 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19973 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19974 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19975 (ix86_emit_i387_log1p): Use cbranchxf2.
19976 (ix86_expand_setcc): Return void.
19977 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19978 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19979 cmp<MODEF>, cmpcc): Remove.
19980 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19981 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19982 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19983 (sCC and bCC expanders): Remove.
19984 (stack_protect_test): Use cbranchcc4.
19986 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19988 (ia64_expand_compare): Accept three rtx by reference and return void.
19989 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19990 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19991 from *expr. Update *expr with the BImode comparison to do.
19992 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19993 cmptf, bCC, sCC, conditional_trap): Delete.
19994 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19995 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19996 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19997 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19998 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20000 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20001 type of last argument.
20002 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20003 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20004 use machine mode argument instead of branch_type. Remove dead
20005 code for floating-point comparisons.
20006 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20007 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20009 (cbranchsi4, cstoresi4): New.
20010 * config/iq2000/predicates.md (reg_or_const_operand): New.
20012 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20013 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20014 (b<code>_op): Rewrite to...
20015 (bcc_op): ... this, using match_operator.
20016 (s<code>_op): Rewrite to...
20017 (scc_op): ... this, using match_operator.
20018 (s<code>_24_op): Rewrite to...
20019 (scc_op_24): ... this, using match_operator.
20020 (s<code>_<mode>): Rewrite to...
20021 (cstore<mode>4): ... this, using match_operator.
20022 (s<code>_<mode>_24): Rewrite to...
20023 (cstore<mode>4_24): ... this, using match_operator.
20024 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20025 m32c_unpend_compare, m32c_expand_scc): Delete.
20026 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20027 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20028 (m32c_expand_movcc): Change NE to EQ if necessary.
20029 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20031 * config/m32r/m32r-protos.h (gen_cond_store): New.
20032 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20033 (gen_cond_store): New, from sCC patterns.
20034 (m32r_expand_block_move): Use cbranchsi4.
20035 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20036 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20037 (cbranchsi4, cstoresi4): New.
20039 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20041 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20042 (m68hc11_notice_update_cc): Look into a compare with 0.
20043 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20045 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20046 cmphi, cmpqi, bCC): Delete.
20047 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20048 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20049 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20052 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20053 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20054 * config/m68k/constraints.md (H): New.
20055 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20056 the define_insn below.
20057 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20058 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20059 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20060 patterns): Wrap RHS with COMPARE.
20061 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20062 (*cmpdi_internal): Name this pattern.
20063 (cmpdi): Change to define_insn.
20064 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20065 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20066 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20068 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20069 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20070 (conditional_trap): Change to...
20071 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20072 (*conditional_trap): Use the ordered_comparison_operator and
20073 const1_operand predicates.
20074 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20075 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20076 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20077 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20079 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20080 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20081 (mcore_gen_compare): New.
20082 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20083 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20084 (mcore_gen_compare): ... this.
20085 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20086 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20087 (stack probe pattern): Use cbranchsi4.
20089 * config/mips/predicates.md (mips_cstore_operator): New.
20090 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20091 * config/mips/mips.md (any_cond): Delete.
20092 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20094 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20095 fixuns_truncsfdi2): Use cbranch patterns.
20096 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20097 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20098 Adjust call to mips_expand_conditional_branch.
20099 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20101 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20102 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20103 * config/mips/mips.c (cmp_operands): Delete.
20104 (mips_emit_compare): Get comparison operands from *op0/*op1.
20105 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20106 that it succeeds. Use op0/op1 instead of cmp_operands.
20107 (mips_expand_conditional_branch, mips_expand_conditional_move,
20108 mips_expand_conditional_trap): Likewise.
20109 (mips_block_move_loop): Use cbranch patterns.
20110 * config/mips/mips.h (cmp_operands): Delete.
20112 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20113 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20114 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20115 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20116 (*cmpcc_folded): Rename to...
20117 (*cmpdi_folded): this.
20118 (*cmpcc): Rename to...
20120 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20123 (cbranchdf4): New. Handle invalid comparisons here.
20124 * config/mmix/predicates.md (float_comparison_operator): New.
20126 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20127 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20128 * config/mn10300/mn10300.md (tst): Delete.
20129 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20130 Name these patterns and wrap RHS in a compare.
20131 (*cmpsi): Make this pattern private. Include tst.
20132 (*cmpsf): Make this pattern private.
20133 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20134 (compare with zero peepholes): Likewise.
20136 (cbranchsi4, cbranchsf4): New.
20137 (casesi): Use cbranchsi4.
20139 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20140 hppa_branch_type): Delete.
20141 (return_addr_rtx): Use cbranchsi4.
20142 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20143 Emit CCFPmode comparison here.
20144 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20145 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20146 hppa_branch_type): Delete.
20147 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20148 (movsicc, movdicc): Remove references to hppa_compare_op0,
20149 hppa_compare_op1 and compare_from_rtx.
20150 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20151 (casesi): Use cbranchsi4.
20153 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20154 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20155 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20156 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20157 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20159 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20160 (*branch, *branch_inverted): New.
20162 * config/picochip/picochip.md (cbranchhi4): Use
20163 ordered_comparison_operator.
20164 (cmphi, bCC): Remove.
20166 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20167 (trap_comparison_operator): Delete.
20168 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20169 rs6000_emit_cbranch): Accept mode and operands.
20170 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20171 rs6000_compare_fp_p): Delete.
20172 (rs6000_generate_compare): Accept mode and comparison. Extract code
20173 and op0/op1 from there. Replace references to rs6000_compare_op0
20174 and rs6000_compare_op1.
20175 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20176 extract result from passed operands.
20177 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20178 extract loc from passed operands.
20179 (rs6000_emit_cmove): Likewise.
20180 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20181 rs6000_compare_fp_p): Delete.
20182 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20183 (cbranch<GPR>4, cbranch<FP>4): New.
20184 (cstore<mode>4): New. Consolidate here all choices about when to use
20185 portable or specialized sCC sequences.
20186 (stack_protect_test): Use cbranchsi4.
20187 (conditional_trap): Replace with ctrap<GPR>4.
20188 (conditional trap insn): Replace trap_comparison_operator with
20189 ordered_comparison_operator.
20191 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20192 (s390_emit_prologue): Use ctrap.
20193 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20194 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20195 New predicates replacing...
20196 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20197 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20198 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20199 (add<mode>cc): Do not use s390_compare_op0/op1.
20200 (s<code>): Change to...
20201 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20202 (seq): Change to...
20203 (cstorecc4): ... this. Handle EQ or NE equally.
20204 (*sne): Un-privatize for use in cstorecc4.
20205 (b<code>): Change to...
20206 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20207 (conditional_trap): Replace with...
20208 (ctrap<GPR>4, ctrap<FP>4): ... these.
20209 (stack_protect): Use cbranchcc4.
20211 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20212 * config/score/score-protos.h (score_gen_cmp): Delete.
20213 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20214 (score_block_move-loop): Use cbranchsi4.
20215 * config/score/score.md (cbranchsi4): New.
20216 (cmpsi, bCC): Delete.
20217 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20218 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20219 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20220 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20221 * config/score/score3.h (score3_gen_cmp): Delete.
20222 * config/score/score7.h (score7_gen_cmp): Delete.
20224 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20225 (sh_emit_scc_to_t): ... this. Return void.
20226 (from_compare): Rename to...
20227 (sh_emit_compare_and_branch): ... this.
20228 (sh_emit_compare_and_set): New.
20229 (sh_expand_t_scc): Accept operands.
20230 * config/sh/predicates.md (sh_float_comparison_operator): New.
20231 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20232 (prepare_scc_operands): Rename to...
20233 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20235 (sh_emit_cheap_store_flag): New.
20236 (sh_emit_set_t_insn): New.
20237 (from_compare): Rename to...
20238 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20239 handling of TARGET_SH2E floating point to avoid recursive call.
20240 Generate branch here.
20241 (sh_emit_compare_and_set): New.
20242 (sh_expand_t_scc): Get op0/op1 from arguments.
20243 (sh_emit_cheap_store_flag): New.
20244 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20246 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20247 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20248 (movsicc, movdicc): Do nothing when it recreated operands from
20249 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20250 prepare_scc_operands (now sh_emit_scc_to_t).
20251 (udivdi3): Use cstoresi4.
20252 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20253 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20254 (cbranchint4_media, cbranchfp4_media): New.
20255 (casesi): Use cbranchdi4.
20256 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20258 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20259 (movnegt): Remove second operand.
20260 (cbranchsf4, cbranchdf4): New.
20261 (stack_protect): Use cbranchdi4/cbranchsi4.
20263 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20264 (gen_compare_reg): Accept comparison, extract part of it to...
20265 (gen_compare_reg_1): ... this.
20266 (gen_compare_operator): Delete.
20267 (gen_v9_scc): Accept separate destination, comparison code and arms.
20268 Do not use sparc_compare_op0/sparc_compare_op1.
20269 (emit_scc_insn, emit_conditional_branch_insn): New.
20270 (emit_v9_brxx): Make static. Remove useless assertion.
20271 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20273 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20274 * config/sparc/sparc-protos.h (gen_compare_reg,
20275 sparc_emit_float_lib_cmp): Adjust prototype.
20276 (emit_scc_insn, emit_conditional_branch_insn): New.
20277 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20278 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20279 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20280 iterators to the top.
20281 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20282 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20283 snedi_special_trunc): Delete.
20284 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20285 and snedi_special_trunc.
20286 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20287 cbranchdi4, cbranch<F:mode>4): New.
20288 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20289 here. Use gen_compare_reg instead of gen_compare_operator.
20290 (conditional_trap): Replace with...
20291 (ctrapsi4, ctrapdi4): ... this.
20292 (stack_protect_test): Use cbranchcc4.
20294 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20296 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20297 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20298 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20299 from operands[0] or operands[3] depending on is_set.
20300 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20301 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20302 cmpdf, bCC), sCC: Remove.
20303 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20304 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20306 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20307 spu_emit_branch_or_set.
20309 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20311 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20312 xstormy16_compare_op1): Delete.
20313 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20314 xstormy16_compare_op1): Delete.
20315 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20317 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20318 (cmphi, cmpsi, bCC): Remove.
20320 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20321 (*cmpsi): ... this one.
20322 (cbranchsi4, cstoresi4): New.
20323 (bCC expanders): Delete.
20324 (sCC insns): Fold into...
20325 (*setcc): ... this one.
20326 (casesi): Do not use gen_cmpsi and gen_bgtu.
20327 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20328 (movsicc): Simplify.
20329 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20331 * config/vax/vax-protos.h (cond_name): New.
20332 (vax_output_conditional_branch): Remove.
20333 * config/vax/vax.c (cond_name): New.
20334 (vax_output_conditional_branch): Remove.
20335 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20336 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20337 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20338 (bit<VAXint>): Wrap source with (compare).
20339 (b<code> and following unnamed pattern): Rename to *branch and
20340 *branch_reversed. Change macroization to match_operator.
20341 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20343 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20344 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20345 Change last argument to machine_mode.
20346 (xtensa_expand_scc): Add machine_mode argument.
20347 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20348 (gen_conditional_move, xtensa_expand_conditional_branch,
20349 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20350 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20351 Adjust operand numbers.
20352 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20354 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20355 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20356 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20358 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20360 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20361 causes spurious differences between trunk and cond-optab branch.
20363 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20366 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20368 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20370 * tree.c (iterative_hash_pointer): Delete.
20371 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20372 Hash UIDs and versions of SSA names. Don't special-case built-in
20373 function declarations.
20375 2009-05-11 Ian Lance Taylor <iant@google.com>
20378 * graphite.c: Force -Wc++-compat to only be a warning before
20379 #including "cloog/cloog.h".
20381 2009-05-11 Martin Jambor <mjambor@suse.cz>
20383 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20385 2009-05-11 Jan Hubicka <jh@suse.cz>
20387 * tree-ssa-loop-ivcanon.c: Include target.h
20388 (struct loop_size): new structure.
20389 (constant_after_peeling): New predicate.
20390 (tree_estimate_loop_size): New function.
20391 (estimated_unrolled_size): Rewrite for new estimates.
20392 (try_unroll_loop_completely): Use new estimates.
20393 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20395 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20397 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20398 libcpp interface change.
20399 (spu_macro_to_expand): Likewise.
20401 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20403 PR tree-optimization/40026
20404 * gimplify.c (gimplify_init_constructor): Change initial conditional
20405 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20406 optimize_compound_literals_in_ctor.
20408 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20410 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20412 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20414 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20416 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20417 HOST_WIDE_INT for gap.
20419 2009-05-11 Ira Rosen <irar@il.ibm.com>
20421 PR tree-optimization/40074
20422 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20423 account in group size and step comparison.
20425 2009-05-11 Richard Guenther <rguenther@suse.de>
20427 * passes.c (init_optimization_passes): Strip now incorrect comment.
20428 (execute_function_todo): Do not set PROP_alias.
20429 * tree-pass.h (PROP_alias): Remove.
20430 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20431 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20432 * tree-nrv.c (pass_return_slot): Likewise.
20433 * tree-object-size.c (pass_object_sizes): Likewise.
20434 * tree-ssa-dom.c (pass_dominator): Likewise.
20435 (pass_phi_only_cprop): Likewise.
20436 * tree-ssa-dse.c (pass_dse): Likewise.
20437 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20438 (pass_cselim): Likewise.
20439 * tree-ssa-pre.c (pass_pre): Likewise.
20440 (pass_fre): Likewise.
20441 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20442 * tree-ssa-sink.c (pass_sink_code): Likewise.
20443 * tree-stdarg.c (pass_stdarg): Likewise.
20444 * tree-tailcall.c (pass_tail_calls): Likewise.
20445 * tree-vrp.c (pass_vrp): Likewise.
20447 2009-05-10 Ian Lance Taylor <iant@google.com>
20449 * basic-block.h (enum profile_status): Break out of struct
20450 control_flow_graph.
20451 * cgraph.h (struct inline_summary): Break out of struct
20453 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20454 of struct cgraph_order_sort.
20455 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20456 * cse.c (struct branch_path): Break out of struct
20457 cse_basic_block_data.
20458 * except.h (enum eh_region_type): Break out of struct eh_region.
20459 * gcc.c (enum add_del): Break out of struct modify_target.
20460 * genrecog.c (enum decision_type): Break out of struct decision_test.
20461 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20463 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20464 * regmove.c (enum match_use): New enum, broken out of struct match.
20465 * sched-int.h (enum post_call_group): New enum, broken out of
20467 (struct deps_reg): Break out of struct deps.
20468 * target.h (struct asm_int_op): Break out of struct gcc_target.
20469 * tree-eh.c (struct goto_queue_node): Break out of struct
20471 * tree-inline.h (enum copy_body_cge_which): Break out of
20473 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20475 * c-decl.c (in_struct, struct_types): New static variables.
20476 (pushtag): Add loc parameter. Change all callers.
20477 (lookup_tag): Add ploc parameter. Change all callers.
20478 (check_compound_literal_type): New function.
20479 (parser_xref_tag): Add loc parameter. Change all callers. If
20480 -Wc++-compat, warn about struct/union/enum types defined within a
20482 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20483 and loc parameters. Change all callers. Change error calls to
20484 error_at, using loc. For a redefinition, if the location of the
20485 original definition is known, report it. Set in_struct and
20486 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20487 (finish_struct): Add new parameters enclosing_in_struct and
20488 enclosing_struct_types. Change all callers. Set
20489 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20490 in the struct. If in a struct, add this struct to struct_types.
20491 (start_enum): Add loc parameter. Change all callers. Use
20492 error_at for errors, using loc. For a redefinition, if the
20493 location of the original definition is known, report it. If in a
20494 struct, add this enum type to struct_types. If -Wc++-compat warn
20495 if in sizeof, typeof, or alignof.
20496 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20497 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20498 (c_parser_enum_specifier): Get enum location for start_enum.
20499 (c_parser_struct_or_union_specifier): Get struct location for
20500 start_struct. Save in_struct and struct_types status between
20501 start_struct and finish_struct.
20502 (c_parser_cast_expression): Get location of cast.
20503 (c_parser_alignof_expression): Get location of type.
20504 (c_parser_postfix_expression): Likewise.
20505 (c_parser_postfix_expression_after_paren_type): Add type_loc
20506 parameter. Change all callers. Call check_compound_literal_type.
20507 Use type_loc for error about variable size type.
20508 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20509 of an enum constant from an enum type defined in a struct or union.
20510 (c_cast_expr): Add loc parameter. Change all callers. If
20511 -Wc++-compat, warn about defining a type in a cast.
20512 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20513 (start_enum, start_struct, finish_struct): Update declarations.
20514 (parser_xref_tag, c_cast_expr): Update declarations.
20515 (check_compound_literal_type): Declare.
20517 2009-05-11 Ben Elliston <bje@au.ibm.com>
20519 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20520 for recent libcpp interface change.
20521 (rs6000_macro_to_expand): Likewise.
20523 2009-05-10 Michael Matz <matz@suse.de>
20526 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20527 not at entry of function.
20529 2009-05-10 Richard Guenther <rguenther@suse.de>
20531 PR tree-optimization/40081
20533 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20534 using the main variant of the element type. Do not fiddle with
20535 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20537 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20538 structs with volatile fields.
20540 2009-05-10 Jan Hubicka <jh@suse.cz>
20542 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20543 (estimate_move_cost): Assert that it does not get called for
20545 (estimate_num_insns): Skip VOID types in argument handling.
20546 (optimize_inline_calls): Delete unreachable blocks and verify that
20547 callgraph is valid.
20549 2009-05-10 Jan Hubicka <jh@suse.cz>
20551 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20552 * cgraph.c (cgraph_mark_address_taken_node): New function.
20553 (dump_cgraph_node): Dump new flag.
20554 * cgraph.h (struct cgraph_node): Add address_taken.
20555 (cgraph_mark_address_taken_node): New function.
20556 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20557 since new direct calls can be born.
20559 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20561 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20562 tok->val.node.node.
20564 2009-05-10 Jan Hubicka <jh@suse.cz>
20566 PR middle-end/40084
20567 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20569 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20570 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20571 * tree-inline.c (copy_bb): Set frequency correctly.
20572 (fold_marked_statements): Update call to
20573 cgraph_update_edges_for_call_stmt.
20575 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20577 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20578 identifiers in diagnostics.
20579 * config/arm/arm.c (arm_handle_fndecl_attribute,
20580 arm_handle_isr_attribute): Likewise.
20581 * config/avr/avr.c (avr_handle_progmem_attribute,
20582 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20583 * config/bfin/bfin.c (handle_int_attribute,
20584 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20585 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20586 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20588 * config/darwin.c (darwin_handle_kext_attribute,
20589 darwin_handle_weak_import_attribute): Likewise.
20590 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20591 h8300_handle_eightbit_data_attribute,
20592 h8300_handle_tiny_data_attribute): Likewise.
20593 * config/i386/i386.c (ix86_handle_cconv_attribute,
20594 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20595 * config/i386/winnt.c (ix86_handle_shared_attribute,
20596 ix86_handle_selectany_attribute): Likewise.
20597 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20598 * config/m32c/m32c.c (function_vector_handler): Likewise.
20599 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20600 m68hc11_handle_fntype_attribute): Likewise.
20601 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20602 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20603 * config/mips/mips.c (mips_insert_attributes,
20604 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20605 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20606 rs6000_handle_struct_attribute): Likewise.
20607 * config/sh/sh.c (sh_insert_attributes,
20608 sh_handle_resbank_handler_attribute,
20609 sh_handle_interrupt_handler_attribute,
20610 sh2a_handle_function_vector_handler_attribute,
20611 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20613 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20614 * config/spu/spu.c (spu_handle_fndecl_attribute,
20615 spu_handle_vector_attribute): Likewise.
20616 * config/stormy16/stormy16.c
20617 (xstormy16_handle_interrupt_attribute): Likewise.
20618 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20619 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20621 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20623 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20624 (pp_translate_identifiers): New.
20625 (pp_identifier): Only conditionally translate identifier to locale
20627 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20628 (pp_base_tree_identifier): Only conditionally translate identifier
20629 to locale character set.
20630 * c-pretty-print.c (M_): Define.
20631 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20632 fragments for conditional translation with M_.
20633 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20634 identifier translation.
20636 2009-05-10 Richard Guenther <rguenther@suse.de>
20638 PR tree-optimization/40081
20639 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20640 using the main variant of the element type. Do not fiddle with
20641 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20643 2009-05-09 Jan Hubicka <jh@suse.cz>
20645 PR middle-end/40080
20646 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20647 indirect calls; verify cgraph afterwards.
20649 2009-05-09 Jan Hubicka <jh@suse.cz>
20652 * ipa.c (update_inlined_to_pointer): New function.
20653 (cgraph_remove_unreachable_nodes): Use it.
20655 2009-05-09 Jan Hubicka <jh@suse.cz>
20657 * tree-eh.c (struct leh_state): Remove prev_try.
20658 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20659 not track prev_try.
20660 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20661 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20662 remove_eh_handler_and_replace, foreach_reachable_handler,
20663 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20664 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20665 (gen_eh_region_cleanup): Update prototype.
20667 2009-05-09 Jan Hubicka <jh@suse.cz>
20669 PR middle-end/40043
20670 * except.c (copy_eh_region): Always set prev_try.
20671 (redirect_eh_edge_to_label): Find outer try.
20672 (foreach_reachable_handler): When looking for prev try
20673 handle case where previous try is not going to be taken.
20675 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20677 PR tree-optimization/40049
20678 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20679 only vector/vector shifts, convert the type of the constant to the
20680 appropriate type to avoid building incorrect trees, which
20681 eventually have problems with garbage collection.
20683 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20685 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20686 -1 for complex floating-point types if honoring signed zeros.
20688 2009-05-08 Jan Hubicka <jh@suse.cz>
20690 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20691 argument; handle correctly when profile is absent.
20692 (build_cgraph_edges): Update.
20693 (rebuild_cgraph_edges): Update.
20694 * cgraph.c: Do not include varray.h.
20695 (cgraph_set_call_stmt_including_clones): New function.
20696 (cgraph_create_edge_including_clones): Likewise
20697 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20698 (cgraph_update_edges_for_call_stmt): Handle clones.
20699 (cgraph_remove_node): Handle clone tree.
20700 (cgraph_remove_node_and_inline_clones): New function.
20701 (dump_cgraph_node): Dump clone tree.
20702 (cgraph_clone_node): Handle clone tree.
20703 (clone_function_name): Bring here from tree-inline.c.
20704 (cgraph_create_virtual_clone): New function.
20705 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20706 (cgraph_clone_info): New function.
20707 (strut cgraph_node): Add clone_info and new clone tree pointers.
20708 (cgraph_remove_node_and_inline_clones,
20709 cgraph_set_call_stmt_including_clones,
20710 cgraph_create_edge_including_clones,
20711 cgraph_create_virtual_clone): Declare.
20712 (cgraph_function_versioning): Use VEC argument.
20713 (compute_call_stmt_bb_frequency): Update prototype.
20714 (cgraph_materialize_all_clones): New function.
20715 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20716 (ipcp_create_replace_map): Update to VECtors.
20717 (ipcp_update_callgraph): Use virtual clones.
20718 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20719 (ipcp_update_profiling): Do not update local profiling.
20720 (ipcp_insert_stage): Use VECtors and virtual clones.
20721 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20722 (clone_of_p): New function.
20723 (cgraph_preserve_function_body_p): Use clone tree.
20724 (cgraph_optimize): Materialize clones.
20725 (cgraph_function_versioning): Update for VECtors.
20726 (save_inline_function_body): Use clone tree.
20727 (cgraph_materialize_clone): New function.
20728 (cgraph_materialize_all_clones): Likewise.
20729 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20730 * ipa.c: Include gimple.h.
20731 (cgraph_remove_unreachable_nodes): Use clone tree.
20732 * ipa-prop.c (ipa_note_param_call): Update call to
20733 compute_call_stmt_bb_frequencycall.
20734 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20735 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20736 (copy_bb): Handle updating of clone tree; add new edge when new call
20738 (expand_call_inline): Be strict about every call having edge.
20739 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20740 (delete_unreachable_blocks_update_callgraph): New function.
20741 (tree_function_versioning): Use VECtors; always remove unreachable
20742 blocks and fold conditionals.
20743 * tree-inline.h: Do not include varray.h.
20744 (tree_function_versioning): Remove.
20745 * Makefile.in (GTFILES): Remove tree-inline.c
20746 * passes.c (do_per_function): Do only functions having body.
20747 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20750 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20751 Andrew Morrow <acm@google.com>
20754 * c-common.c (c_common_attribute_table): Permit deprecated
20755 attribute to take an optional argument.
20756 (handle_deprecated_attribute): If the optional argument to
20757 __attribute__((deprecated)) is not a string ignore the attribute
20758 and emit a warning.
20760 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20761 * c-typeck.c (build_component_ref): Likewise.
20762 (build_external_ref): Likewise.
20764 * toplev.c (warn_deprecated_use): Add an attribute argument.
20765 Emit the message associated with __attribute__((deprecated)).
20767 * toplev.h (warn_deprecated_use): Updated.
20769 * doc/extend.texi: Document new optional parameter to
20770 __attribute__((deprecated))
20772 2009-05-08 Michael Eager <eager@eagercon.com>
20774 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20775 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20777 2009-05-08 Richard Guenther <rguenther@suse.de>
20779 PR tree-optimization/40062
20780 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20781 Avoid exponential behavior.
20783 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20785 PR rtl-optimization/33928
20787 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20788 process_uses, build_single_def_use_links): New.
20789 (update_df): Update use_def_ref.
20790 (forward_propagate_into): Use get_def_for_use instead of use-def
20792 (fwprop_init): Call build_single_def_use_links and let it initialize
20794 (fwprop_done): Free use_def_ref.
20795 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20796 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20797 df_rd_simulate_one_insn): New.
20798 (df_rd_bb_local_compute_process_def): Update head comment.
20799 (df_chain_create_bb): Use the new RD simulation functions.
20800 * df.h (df_rd_simulate_artificial_defs_at_top,
20801 df_rd_simulate_one_insn): New.
20802 * opts.c (decode_options): Enable fwprop at -O1.
20803 * doc/invoke.texi (-fforward-propagate): Document this.
20805 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20808 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20809 and one complex operand specially.
20810 * tree-complex.c (some_nonzerop): Do not identify a real value as
20811 zero if flag_signed_zeros.
20813 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20815 PR rtl-optimization/33928
20816 * loop-invariant.c (record_use): Fix && vs. || mishap.
20818 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20820 PR rtl-optimization/33928
20821 * loop-invariant.c (struct use): Add addr_use_p.
20822 (struct def): Add n_addr_uses.
20823 (struct invariant): Add cheap_address.
20824 (create_new_invariant): Set cheap_address.
20825 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20826 (record_uses): Pass df_ref to record_use.
20827 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20830 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20832 * config/sh/sh.c: Do not include c-pragma.h.
20834 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20836 * config/spu/spu.c: Remove include of c-common.h.
20838 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20841 * c-common.h (mark_valid_location_for_stdc_pragma,
20842 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20843 clear_float_const_decimal64, float_const_decimal64_p): New.
20844 * c.opt (Wunsuffixed-float-constants): New.
20845 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20846 unsuffixed float constant, handle new warning.
20847 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20848 * c-decl.c (c_scope): New flag float_const_decimal64.
20849 (set_float_const_decimal64, clear_float_const_decimal64,
20850 float_const_decimal64_p): New.
20851 (push_scope): Set new flag.
20852 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20853 to use STDC pragmas.
20854 (c_parser_external_declaration): Ditto.
20855 (c_parser_compound_statement_nostart): Ditto.
20856 * c-pragma.c (valid_location_for_stdc_pragma,
20857 mark_valid_location_for_stdc_pragma,
20858 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20859 handle_pragma_float_const_decimal64): New.
20860 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20861 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20862 set_float_const_decimal64, clear_float_const_decimal64,
20863 float_const_decimal64_p): New dummy functions.
20864 * doc/extend.texi (Decimal Float): Remove statement that the
20865 pragma, and suffix for double constants, are not supported.
20866 * doc/invoke.texi (Warning Options): List new option.
20867 (-Wunsuffixed-float-constants): New.
20869 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20871 * config/i386/i386.c: Do not include c-common.h.
20873 2009-05-07 Mark Heffernan <meheff@google.com>
20875 * doc/invoke.texi (Debugging Options): Document change of debugging
20877 * opts.c (decode_options): Make dump_base_name relative to
20878 aux_base_name directory.
20880 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20882 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20883 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20885 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20887 * Makefile.in (install-plugin): Simplify a bit.
20889 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20891 * Makefile.in (OBJS-common): Add regcprop.o.
20893 * timevar.def (TV_CPROP_REGISTERS): New.
20894 * regrename.c (regrename_optimize): Return 0.
20895 (rest_of_handle_regrename): Delete.
20896 (pass_rename_registers): Point to regrename_optimize.
20897 (struct value_data_entry, struct value_data,
20898 kill_value_one_regno, kill_value_regno, kill_value,
20899 set_value_regno, init_value_data, kill_clobbered_value,
20900 kill_set_value, kill_autoinc_value, copy_value,
20901 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20902 replace_oldest_value_reg, replace_oldest_value_addr,
20903 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20904 debug_value_data, validate_value_data): Move...
20905 * regcprop.c: ... here.
20906 (rest_of_handle_cprop): Delete.
20907 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20909 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20911 PR middle-end/40057
20912 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20913 GEN_INT for 1 << bitnum.
20914 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20915 build_int_cst_type.
20917 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20919 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20920 Remove wrong description of "nand" operation.
20922 2009-05-06 Richard Guenther <rguenther@suse.de>
20923 Adam Nemet <anemet@caviumnetworks.com>
20925 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20926 comment. Add that if LHS is not a gimple register, then RHS1 has
20927 to be a single object (GIMPLE_SINGLE_RHS).
20929 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20931 * expr.c (get_def_for_expr): Move it up in the file.
20932 (store_field): When expanding a bit-field store, look at the
20933 defining gimple stmt for the masking conversion.
20935 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20937 PR middle-end/39986
20938 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20939 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20940 32-bit memcpy into long.
20942 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20944 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20945 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20947 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20948 instead of appending DW_OP_deref*.
20950 2009-05-06 Michael Matz <matz@suse.de>
20952 PR middle-end/40021
20953 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20954 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20956 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20958 * Makefile.in (install-plugin): Fix srcdir handling.
20960 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20962 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20963 when processing for not_regs_needed bitmap.
20964 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20965 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20966 handling it for rhs.
20968 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20970 * config/i386/i386.md (unnamed inc/dec peephole): Use
20971 optimize_insn_for_size_p instead of optimize_size.
20972 * config/i386/predicates.md (incdec_operand): Likewise.
20973 (aligned_operand): Likewise.
20974 * config/i386/sse.md (divv8sf3): Likewise.
20975 (sqrtv8sf2): Likewise.
20977 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20979 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20981 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20983 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20985 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20986 ssemodesuffixf2c with avxmodesuffixf2c.
20988 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20991 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20993 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20995 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20996 (struct tree_base): Adjust spacing for 8 bit boundaries.
20997 (struct tree_decl_common): Add decl_by_reference_flag bit.
20998 (DECL_BY_REFERENCE): Adjust.
20999 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21000 print DECL_BY_REFERENCE bit.
21001 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21002 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21003 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21004 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21007 PR middle-end/39666
21008 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21009 range of the type, but default label is missing, add it with one
21010 of the existing labels instead of adding a new label for it.
21012 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21016 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21018 * Makefile.in (enable_plugin, plugin_includedir): New.
21019 (install): Depend on install-plugin.
21020 (PLUGIN_HEADERS): New.
21021 (install-plugin): New.
21022 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21024 2009-05-05 Richard Guenther <rguenther@suse.de>
21026 PR tree-optimization/40022
21027 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21029 (phivn_valid_p): Fix tuplification error, simplify.
21030 (phiprop_insert_phi): Add dumps.
21031 (propagate_with_phi): Simplify.
21033 2009-05-05 Richard Guenther <rguenther@suse.de>
21035 PR middle-end/40023
21036 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21038 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21040 * tree.h (strip_float_extensions): Remove duplicate declaration.
21041 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21042 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21043 block_ultimate_origin): Rearrange the declarations line to match the
21044 comment that indicates the .c file which the functions are defined.
21045 (dwarf2out_*, set_decl_rtl): Add comment.
21046 (get_base_address): Adjust comment.
21047 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21048 declarations line and add comment.
21049 (is_builtin_name): Add blank after function name, for clarity.
21051 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21053 * attribs.c (decl_attributes): Use %qE for identifiers in
21055 * cgraphunit.c (verify_cgraph_node): Translate function names to
21056 locale character set in diagnostics.
21057 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21059 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21060 Document that functions are named in UTF-8.
21061 * expr.c (expand_expr_real_1): Translate function names to locale
21062 character set in diagnostics.
21063 * gimplify.c (omp_notice_variable, omp_is_private,
21064 gimplify_scan_omp_clauses): Use %qE for identifiers in
21066 * langhooks.c (lhd_print_error_function): Translate function names
21067 to locale character set.
21068 * langhooks.h (decl_printable_name): Document that return value is
21069 in internal character set.
21070 * stmt.c: Include pretty-print.h
21071 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21073 (resolve_operand_name_1): Translate named operand name to locale
21075 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21077 * toplev.c (announce_function): Translate function names to locale
21079 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21080 (default_tree_printer): Use pp_identifier or translate identifiers
21081 to locale character set. Mark "<anonymous>" for translation.
21082 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21083 for identifiers in diagnostics.
21084 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21086 * varasm.c (output_constructor): Use %qE for identifiers in
21089 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21091 * configure.ac: use ` ` instead of $()
21092 * configure: Regenerate.
21094 2009-05-05 Ben Elliston <bje@au.ibm.com>
21096 * config/pa/linux-atomic.c: Eliminate conditional include of
21097 errno.h on non-LP64 systems to simplify build requirements.
21099 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21101 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21103 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21104 and pass value to identifier_to_locale.
21105 (warn_variable_length_array): Make name a tree.
21106 (grokdeclarator): Separate diagnostic texts for named and unnamed
21107 declarators. Use %qE for named declarators.
21108 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21110 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21111 identifiers in diagnostics.
21112 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21113 identifier_to_locale. Mark "anonymous" strings for translation.
21115 2009-05-04 Michael Eager <eager@eagercon.com>
21117 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21118 address for DImode/DFmode only if double-precision FP regs.
21120 2009-05-04 Michael Eager <eager@eagercon.com>
21122 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21123 TARGET_SINGLE_FLOAT check.
21125 2009-05-04 Michael Eager <eager@eagercon.com>
21127 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21129 2009-05-04 Michael Eager <eager@eagercon.com>
21131 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21132 * config/rs6000/t-xilinx: New
21134 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21136 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21137 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21138 * gcc/explow.c (memory_address): Use target hook.
21139 * gcc/targhooks.c (default_legitimize_address): New.
21140 * gcc/targhooks.h (default_legitimize_address): New.
21141 * gcc/target.h (legitimize_address): New.
21142 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21143 (TARGET_INITIALIZER): Include it.
21144 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21146 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21147 * config/bfin/bfin.c (legitimize_address): Remove.
21148 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21149 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21151 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21152 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21154 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21155 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21156 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21157 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21158 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21159 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21160 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21161 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21162 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21163 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21164 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21165 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21166 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21167 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21168 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21169 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21170 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21171 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21172 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21173 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21174 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21175 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21176 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21178 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21179 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21180 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21181 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21182 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21183 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21184 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21185 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21186 (thumb_legitimize_address): Delete.
21187 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21188 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21189 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21190 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21191 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21192 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21194 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21197 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21198 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21199 * config/m32r/m32r.c (m32r_legitimize_address): New.
21200 * config/m68k/m68k.c (m68k_legitimize_address): New.
21201 * config/score/score.c (score_legitimize_address): Standardize.
21202 * config/score/score3.c (score3_legitimize_address): Standardize.
21203 * config/score/score3.h (score3_legitimize_address): Adjust.
21204 * config/score/score7.c (score7_legitimize_address): Standardize.
21205 * config/score/score7.h (score7_legitimize_address): Adjust.
21206 * config/sh/sh.c (sh_legitimize_address): New.
21207 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21209 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21210 (s390_legitimize_address): ... this.
21211 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21212 (sparc_legitimize_address): ... this.
21213 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21214 (ix86_legitimize_address): ... this.
21215 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21216 (avr_legitimize_address): ... this.
21217 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21218 (mn10300_legitimize_address): ... this.
21219 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21220 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21221 (alpha_expand_mov): Adjust call.
21223 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21224 * config/spu/spu.c (spu_legitimize_address): Likewise.
21225 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21226 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21228 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21230 * intl.c (locale_encoding, locale_utf8): New.
21231 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21232 * intl.h (locale_encoding, locale_utf8): Declare.
21233 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21234 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21236 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21238 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21239 (pp_base_tree_identifier): Declare as function.
21240 (identifier_to_locale): Declare.
21241 * Makefile.in (pretty-print.o): Update dependencies.
21242 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21244 2009-05-04 Richard Guenther <rguenther@suse.de>
21246 PR middle-end/40015
21247 * builtins.c (fold_builtin_memory_op): Do not decay to element
21248 type if the size matches the whole array.
21250 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21252 * expmed.c (synth_mult): When trying out a shift, pass the result
21255 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21257 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21258 (shiftsub1_cost): New.
21259 (init_expmed): Compute shiftsub1_cost.
21260 (synth_mult): Optimize multiplications by constants of the form
21261 -(2^^m-1) for some constant positive integer m.
21263 2009-05-03 Richard Guenther <rguenther@suse.de>
21266 * c-typeck.c (array_to_pointer_conversion): Do not built
21267 ADDR_EXPRs of arrays of pointer-to-element type.
21268 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21269 up wrong ADDR_EXPRs after-the-fact.
21270 * c-common.c (strict_aliasing_warning): Strip pointer
21271 conversions for obtaining the original type.
21272 * builtins.c (fold_builtin_memset): Handle array types.
21273 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21276 2009-05-03 Richard Guenther <rguenther@suse.de>
21278 PR middle-end/23329
21279 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21280 Do not lose casts from array types with unknown extent to array
21281 types with known extent.
21282 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21283 alias set compatibility.
21285 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21287 * flags.h (extra_warnings): Delete.
21288 * toplev.c (process_options): Handle Wuninitialized here.
21289 * opts.c (extra_warnings): Delete.
21290 (set_Wextra): Delete.
21291 (common_handle_option): -Wextra can be handled automatically.
21292 * c-opts.c (c_common_handle_option): Delete obsolete code.
21293 (c_common_post_options): Simplify comment.
21294 * common.opt (W): Add Var.
21296 (Wuninitialized): Initialize to -1.
21298 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21299 Richard Guenther <rguenther@suse.de>
21301 * expr.c (get_def_for_expr): New function.
21302 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21303 SSA rather than trees.
21304 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21305 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21307 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21309 * c-common.c (reswords): Add _Imaginary.
21310 * c-common.c (enum rid): Add RID_IMAGINARY.
21312 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21314 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21315 Patch by Richard Guenther.
21317 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21319 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21320 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21321 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21322 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21323 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21324 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21325 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21326 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21327 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21328 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21329 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21330 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21331 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21332 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21333 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21334 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21335 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21336 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21338 2009-05-02 Richard Guenther <rguenther@suse.de>
21340 PR tree-optimization/39940
21341 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21344 2009-05-02 Richard Guenther <rguenther@suse.de>
21346 PR middle-end/40001
21347 * tree-ssa.c (execute_update_addresses_taken): Properly check
21348 if we can mark a variable DECL_GIMPLE_REG_P.
21349 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21350 back to the end of the function.
21351 (is_gimple_reg_type): Remove complex type special casing.
21352 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21355 2009-05-02 Ben Elliston <bje@au.ibm.com>
21357 * doc/collect2.texi (Collect2): Document search path behaviour
21358 when configured with --with-ld.
21360 2009-05-02 Jan Hubicka <jh@suse.cz>
21362 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21363 parameter; update callers.
21364 (coalesce_cost_edge): EH edges are costier because they needs
21365 splitting even if not critical and even more costier when there are
21366 multiple EH predecestors.
21368 2009-05-02 Jan Hubicka <jh@suse.cz>
21370 * except.c (remove_eh_handler_and_replace): Handle updating after
21371 removing TRY blocks.
21373 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21375 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21377 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21379 * varasm.c: Do not include c-pragma.h.
21380 * attribs.c: Do not incude c-common.h.
21382 2009-05-01 Michael Matz <matz@suse.de>
21384 * calls.c (initialize_argument_information): Handle SSA names like
21385 decls with a non MEM_P DECL_RTL.
21387 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21389 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21390 * ipa-utils.c: Likewise.
21391 * ipa-type-escape.c: Likewise.
21392 * cgraphunit.c Do not include c-common.h.
21393 * ipa-pure-const.c: Likewise.
21394 * tree-if-conv.c: Likewise.
21395 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21396 * ipa-struct-reorg.c: Likewise.
21397 * tree-nomudflap.c: Likewise.
21398 * tree-ssa-structalias.c: Likewise.
21400 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21402 * store-motion.c: Many cleanups to make this pass a first-class
21403 citizen instead of an appendix to gcse load motion. Add TODO list
21404 to make this pass faster/cleaner/better.
21406 (struct ls_expr): Post gcse.c-split cleanups.
21407 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21408 "stores" field to "avail_stores".
21409 (pre_ldst_mems): Rename to store_motion_mems.
21410 (pre_ldst_table): Rename to store_motion_mems_table.
21411 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21412 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21413 (ldst_entry): Rename to st_expr_entry, update users.
21414 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21415 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21416 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21418 (first_ls_expr): Rename to first_st_expr, update users.
21419 (next_ls_expr): Rename to next_st_expr, update users.
21420 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21421 fields properly for store motion instead of names inherited from load
21423 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21424 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21427 (ae_kill): Rename to st_kill, update users.
21428 (ae_gen): Rename to st_avloc, update users.
21429 (transp): Rename to st_transp, update users.
21430 (pre_insert_map): Rename to st_insert_map, update users.
21431 (pre_delete_map): Rename to st_delete_map, update users.
21432 (insert_store, build_store_vectors, free_store_memory,
21433 one_store_motion_pass): Update for abovementioned changes.
21435 (gcse_subst_count, gcse_create_count): Remove.
21436 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21437 and "n_stores_created", local variables.
21439 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21442 (regvec, compute_store_table_current_insn): Remove.
21443 (reg_set_info, reg_clear_last_set): Remove.
21444 (compute_store_table): Use DF caches instead of local dataflow
21447 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21449 * c-objc-common.c (c_tree_printer): Print identifiers with
21450 pp_identifier, not pp_string. Mark "({anonymous})" for
21452 * c-pretty-print.c (pp_c_ws_string): New.
21453 (pp_c_cv_qualifier, pp_c_type_specifier,
21454 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21455 pp_c_storage_class_specifier, pp_c_function_specifier,
21456 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21457 pp_c_primary_expression, pp_c_postfix_expression,
21458 pp_c_unary_expression, pp_c_shift_expression,
21459 pp_c_relational_expression, pp_c_equality_expression,
21460 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21461 use pp_string and pp_c_ws_string in place of pp_identifier and
21462 pp_c_identifier for non-identifiers. Mark English strings for
21464 * c-pretty-print.h (pp_c_ws_string): Declare.
21466 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21467 Roland McGrath <roland@redhat.com>
21469 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21470 (ENABLE_LD_BUILDID): New configuration option.
21471 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21472 (LINK_BUILDID_SPEC): New macro.
21473 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21475 * doc/install.texi: Document --enable-linker-build-id option.
21476 * configure: Rebuild.
21477 * config.in: Rebuild.
21479 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21481 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21482 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21483 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21484 MIPS_GP_SAVE_AREA_SIZE.
21485 * config/mips/mips.c (struct mips_frame_info): Update comment
21486 before arg_pointer_offset and hard_frame_pointer_offset.
21487 (mips_compute_frame_info): Update diagram before function: to
21488 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21489 indicate the position of frame_pointer_rtx with -fstack-protector and
21490 to show args_size. Don't allocate cprestore area for leaf functions
21491 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21493 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21495 2009-04-30 Michael Matz <matz@suse.de>
21497 PR tree-optimization/39955
21498 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21500 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21502 * ira.c (setup_cover_and_important_classes): Use safe macro
21503 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21505 * genpreds.c (write_tm_preds_h): Output suitable definition of
21506 REG_CLASS_FOR_CONSTRAINT.
21508 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21510 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21512 * bitmap.c (bitmap_descriptor): Likewise.
21513 * ggc-common.c (loc_descriptor): Likewise.
21514 * varray.c (varray_descriptor): Likewise.
21515 * vec.c (vec_descriptor): Likewise.
21517 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21519 * Makefile.in (dce.o): Add $(EXCEPT_H).
21520 * dce.c: Include except.h and delete redundant vector definitions.
21521 (deletable_insn_p): Return false for non-call insns that can throw
21524 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21526 * gcse.c (ae_gen): Remove.
21527 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21528 and make non-static function to make it available in store-motion.c.
21529 Update call sites with search-and-replace.
21530 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21531 extract_mentioned_regs, extract_mentioned_regs_helper,
21532 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21533 store_killed_in_insn, store_killed_after, store_killed_before,
21534 build_store_vectors, insert_insn_start_basic_block, insert-store,
21535 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21536 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21537 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21538 * store-motion.c: ...new file. Also copy data structures from gcse.c
21539 and clean up to remove parts not used by store motion.
21540 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21541 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21543 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21546 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21547 when optimizing for size.
21549 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21551 * gcse.c (gcse_constant_p): Fix typo in last change.
21553 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21555 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21557 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21559 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21561 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21563 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21564 CONST_HIGH_PART result.
21566 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21568 * config/avr/avr.c (initial_elimination_offset): Rename to
21569 avr_initial_elimination_offset.
21570 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21571 change return type to bool.
21572 (avr_can_eliminate): New function.
21573 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21574 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21575 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21576 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21577 avr_initial_elimination_offset.
21578 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21579 (avr_initial_elimination_offset): Define.
21581 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21582 Steven Bosscher <steven@gcc.gnu.org>
21584 PR rtl-optimization/39938
21585 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21586 * cfgrtl.c: Include insn-attr.h.
21587 (rest_of_pass_free_cfg): New function.
21588 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21589 * resource.c (init_resource_info): Remove call to df_analyze.
21591 2009-04-29 Richard Guenther <rguenther@suse.de>
21594 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21595 allow conversion to signed integers.
21597 2009-04-29 Richard Guenther <rguenther@suse.de>
21599 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21600 shifts of floating point vectors if the shift amount is
21601 a constant multiple of the element size.
21603 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21604 Michael Matz <matz@suse.de>
21606 PR middle-end/39927
21608 * tree-outof-ssa.c (emit_partition_copy): New function.
21609 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21610 insert_part_to_rtx_on_edge): Perform the partition base var
21611 copy using emit_partition_copy.
21612 (insert_value_copy_on_edge): Convert constants to the right mode.
21613 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21614 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21616 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21618 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21619 scan backwards to try to find a constant to initialize it.
21621 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21622 insn before the loop_end instruction, don't look past labels.
21624 2009-04-29 Richard Guenther <rguenther@suse.de>
21626 PR middle-end/39937
21627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21628 loose type conversions.
21629 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21630 stmts only if there are no uses of its definition.
21632 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21634 * config/bfin/bfin.h (splitting_loops): Declare.
21635 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21636 Reorder bit definitions to be ascending.
21637 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21638 * config/bfin/bfin.c (splitting_loops): New variable.
21639 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21640 (struct loop_info): Remove members INIT and LOOP_INIT.
21641 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21642 the LSETUP sequence. Allow LC to be loaded from any register, but
21643 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21644 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21646 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21647 of reload_completed.
21650 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21652 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21654 * Makefile.in (PLUGIN_VERSION_H): New.
21655 (OBJS-common): Remove plugin-version.o.
21656 (plugin.o): Depend on (PLUGIN_VERSION_H).
21657 (plugin-version.o): Remove.
21658 * configure: Regenerate
21659 * configure.ac: Create plugin-version.h.
21660 * gcc-plugin.h (plugin_gcc_version): Remove.
21661 (plugin_default_version_check): Change signature.
21662 * plugin-version.c: Remove.
21663 * plugin.c: Include plugin-version.h.
21664 (str_plugin_gcc_version_name): Remove.
21665 (try_init_one_plugin): Pass gcc version to plugin_init.
21666 (plugin_default_version_check): Both gcc and plugin versions are now
21669 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21671 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21672 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21673 Remove special case testing for last insn of inner loops. Don't fail
21674 if the loop ends with a jump, emit an extra nop instead.
21676 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21677 DREGS rather than comparing directly. Remove code that tries to
21678 account for latencies.
21680 2009-04-29 Richard Guenther <rguenther@suse.de>
21682 PR tree-optimization/39941
21683 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21684 eliminating an indirect call.
21686 2009-04-29 Richard Guenther <rguenther@suse.de>
21688 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21689 parameter. Allow invariants as base if !require_lvalue.
21690 (verify_gimple_assign_single): Adjust.
21692 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21694 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21695 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21696 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21697 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21698 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21700 * config/bfin/bfin.c (bfin_expand_builtin,
21701 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21703 2009-04-28 Richard Guenther <rguenther@suse.de>
21705 * tree-vect-loop.c (get_initial_def_for_induction): Use
21706 correct types for pointer increment.
21708 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21710 * toplev.c (print_version): Update GMP version string calculation.
21712 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21714 PR rtl-optimization/39938
21715 * resource.c (init_resource_info): Add call to df_analyze.
21717 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21719 * config/alpha/alpha.md (usegp): Cast the result of
21720 alpha_find_lo_sum_using_gp to enum attr_usegp.
21721 * config/alpha/alpha.c (override_options): Remove end-of-structure
21722 marker element from cpu_table. Use array size of cpu_table to handle
21723 -mcpu and -mtune options.
21724 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21726 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21728 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21729 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21730 tune_32 and tune_64.
21731 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21732 support on PowerPC.
21733 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21734 * config/rs6000/option-defaults.h: ... here. New file.
21735 (OPT_64, OPT_32): Define.
21736 (MASK_64BIT): Define to 0 if not already defined.
21737 (OPT_ARCH64, OPT_ARCH32): Define.
21738 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21741 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21743 * config/arm/arm.c (arm_override_options): Emit error on using
21746 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21748 PR rtl-optimization/39914
21749 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21750 registers for allocnos created from user-defined variables only
21751 when not optimizing.
21753 2009-04-28 Richard Guenther <rguenther@suse.de>
21755 PR middle-end/39937
21756 * fold-const.c (fold_binary): Use distribute_real_division only
21759 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21761 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21762 add hpux-stdint.h to tm_file.
21763 (hppa[12]*-*-hpux11*): Ditto.
21764 (ia64*-*-hpux*): Ditto.
21765 * config/hpux-stdint.h: New.
21766 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21767 __STDC_EXT__ for all compiles.
21768 * config/pa/pa-hpux.h: Ditto.
21769 * config/pa/pa-hpux10.h: Ditto.
21770 * config/pa/pa-hpux11.h: Ditto.
21772 2009-04-28 Catherine Moore <clm@codesourcery.com>
21774 * debug.h (set_name): Add comment.
21776 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21779 * config/darwin.c (machopic_gen_offset): Check
21780 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21781 * config/arm/arm.c (require_pic_register): Likewise.
21783 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21785 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21786 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21787 m32c_promote_prototypes): Delete.
21789 2009-04-28 Michael Matz <matz@suse.de>
21791 PR middle-end/39922
21792 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21795 2009-04-28 Richard Guenther <rguenther@suse.de>
21797 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21799 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21801 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21802 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21803 * config/arm/arm-tune.md: Regenerate.
21805 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21807 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21808 block if there are complex incoming edges.
21809 (sel_merge_blocks): Remove useless assert.
21810 (sel_redirect_edge_and_branch): Check that edge was redirected.
21811 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21812 (sel_find_rgns): Delete declaration.
21813 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21814 the region when it is not a preheader.
21816 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21819 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21821 2009-04-28 Richard Guenther <rguenther@suse.de>
21823 * tree.h (SSA_NAME_VALUE): Remove.
21824 (struct tree_ssa_name): Remove value_handle member.
21825 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21826 array for jump threading.
21827 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21829 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21830 * tree-flow.h (threadedge_initialize_values): Declare.
21831 (threadedge_finalize_values): Likewise.
21832 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21833 (SSA_NAME_VALUE): Define.
21834 (threadedge_initialize_values): New function.
21835 (threadedge_finalize_values): Likewise.
21836 * tree-ssa-dom.c (ssa_name_values): New global variable.
21837 (SSA_NAME_VALUE): Define.
21838 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21840 2009-04-28 Ira Rosen <irar@il.ibm.com>
21842 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21843 Use REPORT_VECTORIZED_LOCATIONS instead
21844 REPORT_VECTORIZED_LOOPS.
21845 * tree-vectorizer.c (vect_verbosity_level): Make static.
21846 (vect_loop_location): Rename to vect_location.
21847 (vect_set_verbosity_level): Update comment.
21848 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21850 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21851 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21852 instead REPORT_UNVECTORIZED_LOOPS.
21853 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21854 and vect_loop_def to vect_external_def and vect_internal_def.
21855 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21856 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21857 REPORT_UNVECTORIZED_LOCATIONS.
21858 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21859 and vect_used_in_loop and to vect_unused_in_scope and
21860 vect_used_in_scope.
21861 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21862 (vect_verbosity_level): Remove declaration.
21863 (vect_analyze_operations): Likewise.
21864 (vect_analyze_stmt): Declare.
21865 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21866 REPORT_UNVECTORIZED_LOCATIONS.
21867 (vect_get_loop_niters): Fix indentation.
21868 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21869 (vect_analyze_loop_operations): New function.
21870 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21871 vect_analyze_operations.
21872 (vect_is_simple_reduction): Use new names.
21873 (vectorizable_live_operation, vect_transform_loop): Likewise.
21874 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21875 to specify whether the data references can be a part of interleaving
21877 (vect_analyze_data_ref_dependence): Use new names.
21878 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21879 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21880 * tree-vect-patterns.c (widened_name_p): Use new names.
21881 (vect_recog_dot_prod_pattern): Likewise.
21882 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21883 (process_use, vect_mark_stmts_to_be_vectorized,
21884 vect_model_simple_cost, vect_model_store_cost,
21885 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21886 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21887 vectorizable_operation, vectorizable_type_demotion,
21888 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21889 vectorizable_condition): Likewise.
21890 (vect_analyze_operations): Split into vect_analyze_loop_operations
21892 (vect_analyze_stmt): ... new function.
21893 (new_stmt_vec_info): Use new names.
21894 (vect_is_simple_use): Use new names and fix comment.
21895 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21896 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21898 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21901 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21902 and integer modes for x87 operands. Do not ICE for unsupported size,
21903 generate error instead. Generate error for unsupported operand types.
21904 ['z']: Do not handle HImode memory operands specially. Warning
21905 for floating-point operands. Fallthru to 'Z' for unsupported operand
21906 types. Do not ICE for unsupported size, generate error instead.
21907 (output_387_binary_op): Use %Z to output operands.
21908 (output_fp_compare): Ditto.
21909 (output_387_reg_move): Ditto.
21911 2009-04-28 Ben Elliston <bje@au.ibm.com>
21916 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21918 * builtins.c (c_strlen): Do not warn here.
21919 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21920 * c-common.c (pointer_int_sum): Take an explicit location.
21921 Warn about offsets out of bounds.
21922 * c-common.h (pointer_int_sum): Adjust declaration.
21924 2009-04-27 Ian Lance Taylor <iant@google.com>
21926 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21928 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21929 * df-core.c (df_set_flags): Change return type to int. Change
21930 type of old_flags to int.
21931 (df_clear_flags): Likewise.
21932 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21933 (df_get_conditional_uses): Likewise.
21934 * df.h (df_set_flags, df_clear_flags): Update declarations.
21935 * dwarf2out.c (struct indirect_string_node): Change type of form
21936 field to enum dwarf_form.
21937 (AT_string_form): Change return type to enum dwarf_form.
21938 * fixed-value.c (fixed_compare): Add cast to enum type.
21939 * fwprop.c (update_df): Change 0 to VOIDmode.
21940 * gensupport.c: Change 0 to UNKNOWN.
21941 * gimple.h (gimple_cond_code): Add cast to enum type.
21942 * haifa-sched.c (reemit_notes): Add cast to enum type.
21943 * hooks.c (hook_int_void_no_regs): Remove function.
21944 * hooks.h (hook_int_void_no_regs): Remove declaration.
21945 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21946 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21947 * real.c (real_arithmetic): Add cast to enum type.
21948 (real_compare): Likewise.
21949 * target.h (struct gcc_target): Change return type of
21950 branch_target_register_class to enum reg_class.
21951 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21952 default_branch_target_register_class.
21953 * targhooks.c (default_branch_target_register_class): New function.
21954 * targhooks.h (default_branch_target_register_class): Declare.
21955 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21956 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21958 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21960 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21961 vect_uninitialized_def. Change 0 to ERROR_MARK.
21962 * tree-vect-stmts.c (supportable_widening_operation): Don't
21963 initialize icode1 and icode2.
21964 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21965 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21967 (cmn_err_flag_specs): Change 0 to STD_C89.
21968 (cmn_err_char_table): Likewise.
21969 * config/arm/arm.c (get_arm_condition_code): Change type of code
21970 to enum arm_cond_code.
21971 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21972 (IWMMXT_BUILTIN2): Likewise.
21973 (neon_builtin_type_bits): Don't define typedef.
21974 (neon_builtin_datum): Change type of bits field to int.
21975 (arm_expand_neon_args): Add cast to enum type.
21976 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21978 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21979 casts to enum type.
21980 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21982 * config/mips/mips.md (jal_macro): Return enum constant.
21983 (single_insn): Likewise.
21984 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21986 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21987 casts to enum type.
21988 * config/s390/s390.c (s390_tune_flags): Change type to int.
21989 (s390_arch_flags): Likewise.
21990 (s390_handle_arch_option): Change flags field of struct pta to int.
21991 * config/s390/s390.h (s390_tune_flags): Update declaration.
21992 (s390_arch_flags): Likewise.
21993 * config/sh/sh.c (prepare_move_operands): Compare
21994 tls_symbolic_operand result with enum constant.
21995 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21996 (sh_expand_prologue): Add cast to enum type.
21997 (sh_expand_epilogue): Likewise.
21998 (tls_symbolic_operand): Change return type to enum tls_model.
21999 (fpscr_set_from_mem): Add cast to enum type.
22000 (legitimize_pic_address): Compare tls_symbolic_operand result with
22002 (sh_target_reg_class): Change return type to enum reg_class.
22003 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22005 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22006 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22007 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22008 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22009 (delayed_branch, tls_call_delay): Likewise.
22010 (eligible_for_sibcall_delay): Likewise.
22011 (eligible_for_return_delay): Likewise.
22012 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22013 (spu_expand_builtin_1): Likewise.
22015 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22016 for all types of conversions.
22017 (output_init_element): Issue -Wc++-compat warning if needed when
22018 initializing a bitfield with enum type.
22019 * c-parser.c (c_parser_expression): Set original_type to
22020 original_type of right hand operand of comma operator.
22022 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22024 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22026 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22027 * doc/cpp.texi (Standard Predefined Macros)
22028 (Implementation-defined behavior): Likewise.
22029 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22030 * doc/gimple.texi (GIMPLE Exception Handling)
22031 (@code{GIMPLE_ASSIGN}): Likewise.
22032 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22033 * doc/invoke.texi (Warning Options, Optimize Options)
22034 (AVR Options, Darwin Options): Likewise.
22035 (Optimize Options): Reformulate -fwhole-program description.
22036 * doc/loop.texi (Lambda): Likewise.
22037 * doc/md.texi (Output Template, Define Constraints)
22038 (Standard Names, Insn Splitting): Likewise.
22039 * doc/options.texi (Option properties): Likewise.
22040 * doc/passes.texi (Tree-SSA passes): Likewise.
22041 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22042 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22043 (File Names and DBX): Likewise.
22044 * doc/trouble.texi (Incompatibilities): Likewise.
22046 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22048 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22049 instruction is correct.
22051 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22053 Allow non-constant arguments to conversion intrinsics.
22054 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22055 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22056 * spu.c (print_operand): Handle 'v' and 'w'.
22057 (exp2_immediate_p, spu_gen_exp2): Define.
22058 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22059 spu_convtf_1): Update parameter descriptions.
22060 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22061 * constraints.md ('v', 'w'): New.
22062 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22064 (i2f, I2F): New define_mode_attr.
22065 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22066 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22067 fixuns_truncv4sfv4si2): Update to use mode attribute.
22068 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22069 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22070 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22071 patterns for combine.
22073 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22075 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22076 (cprop, hoist, pre, store_motion): New debug counters.
22077 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22078 is not an RTL pass anymore.
22079 (pass_profiling): Remove extern decl for pass removed in 2005.
22080 (pass_gcse, pass_jump_bypass): Remove.
22081 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22082 to 0 for clean state.
22083 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22084 * cse.c (gate_handle_cse_after_global_opts,
22085 rest_of_handle_cse_after_global_opts): New functions.
22086 (pass_cse_after_global_opts): New pass, does local CSE.
22087 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22088 (TV_CPROP): New timevar.
22089 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22090 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22091 (gcse_main, recompute_all_luids): Remove.
22092 (compute_hash_table_work): Call max_reg_num instead of reading
22094 (cprop_jump): Don't set run_jump_opt_after_gcse.
22095 (constprop_register): Always allow to alter jumps.
22096 (cprop_insn): Likewise.
22097 (do_local_cprop): Likewise.
22098 (local_cprop_pass): Likewise. Return non-zero if something changed.
22099 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22100 (find_implicit_sets): Add note about missed optimization opportunity.
22101 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22102 pass_rtl_cprop execute function.
22103 Don't bother tracking the pass number, each pass gets its own dumpfile
22105 Always allow to alter jumpsand bypass jumps.
22106 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22107 will just find no suitable set.
22108 (pre_edge_insert): Fix dumping, this function is for PRE only.
22109 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22110 pass_rtl_pre execute function.
22111 (hoist_code): Return non-zero if something changed. Keep track of
22112 substitutions and insertions for statistics gathering similar to PRE.
22113 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22114 called from the pass_rtl_hoist execute function. Show pass statistics.
22115 (compute_store_table): Use max_reg_num directly instead of using the
22116 formerly global max_gcse_regno.
22117 (build_store_vectors): Likewise.
22118 (replace_store_insn): Fix dumping.
22119 (store_motion): Rename to ...
22120 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22121 pass, called from the pass_rtl_store_motion execute function. Keep
22122 track of substitutions and insertions for statistics gathering similar
22124 (bypass_jumps): Remove, fold interesting bits into ...
22125 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22126 from the pass_rtl_cprop execute function.
22127 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22128 pass_jump_bypass): Remove.
22129 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22130 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22131 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22132 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22133 (gate_rtl_store_motion, execute_rtl_store_motion,
22134 pass_rtl_store_motion): New.
22135 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22136 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22137 * passes.c (init_optimization_passes): Remove pass_gcse and
22138 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22139 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22140 instead of pass_jump_bypass.
22142 2009-04-27 Richard Guenther <rguenther@suse.de>
22144 PR middle-end/39928
22145 * gimplify.c (gimplify_expr): If we are required to create
22146 a temporary make sure it ends up as register.
22148 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22151 * config/i386/i386.c (construct_container): Don't call
22152 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22153 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22155 2009-04-27 Michael Matz <matz@suse.de>
22157 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22158 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22159 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22160 (dump_replaceable_exprs): Take a bitmap.
22161 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22163 (expand_gimple_basic_block): Likewise.
22164 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22165 replaceable_expressions member a bitmap.
22166 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22167 (mark_replaceable): Likewise.
22168 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22169 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22171 2009-04-27 Richard Guenther <rguenther@suse.de>
22173 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22174 (verify_stmts): Dispatch to gimple/type verification code.
22175 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22176 issue with call argument types.
22178 2009-04-27 Michael Matz <matz@suse.de>
22180 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22181 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22184 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22185 Eric Botcazou <ebotcazou@adacore.com>
22187 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22188 a label's basic block.
22189 (mark_target_live_regs): Tidy and rework obsolete comments.
22190 Change back DF problem to LIVE. If a label starts a basic block,
22191 assume that all registers that used to be live then still are.
22192 (init_resource_info): If a label starts a basic block, set its
22193 BLOCK_FOR_INSN accordingly.
22194 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22196 2009-04-27 Richard Guenther <rguenther@suse.de>
22198 * tree-flow-inline.h (function_ann): Remove.
22199 (get_function_ann): Likewise.
22200 * tree-dfa.c (create_function_ann): Remove.
22201 * tree-flow.h (struct static_var_ann_d): Remove.
22202 (struct function_ann_d): Likewise.
22203 (union tree_ann_d): Remove fdecl member.
22204 (function_ann_t): Remove.
22205 (function_ann, get_function_ann, create_function_ann): Remove
22208 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22210 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22212 2009-04-27 Jan Hubicka <jh@suse.cz>
22214 * ipa-pure-const.c (struct funct_state_d): New fields
22215 state_previously_known, looping_previously_known; remove
22216 state_set_in_source.
22217 (analyze_function): Use new fields.
22218 (propagate): Avoid assumption that state_set_in_source imply
22221 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22222 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22223 * cfgloop.h (finite_loop_p): Declare.
22225 2009-04-26 Michael Matz <matz@suse.de>
22227 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22229 2009-04-26 Michael Matz <matz@suse.de>
22231 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22232 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22233 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22234 pass_mark_used_blocks): Remove.
22235 * tree-optimize.c (pass_free_datastructures,
22236 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22237 * passes.c (init_optimization_passes): Don't call
22238 pass_mark_used_blocks, remove dead code.
22240 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22242 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22243 * tree-ssa-live.h (register_ssa_partition): Likewise.
22245 2009-04-26 Michael Matz <matz@suse.de>
22248 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22249 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22250 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22252 (compare_pairs): Swap cost comparison.
22253 (coalesce_ssa_name): Don't use change_partition_var.
22254 * tree-nrv.c (struct nrv_data): Add modified member.
22255 (finalize_nrv_r): Set it.
22256 (tree_nrv): Use it to update statements.
22257 (pass_nrv): Require PROP_ssa.
22258 * tree-mudflap.c (mf_decl_cache_locals,
22259 mf_build_check_statement_for): Use make_rename_temp.
22260 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22261 * alias.c (find_base_decl): Handle SSA names.
22262 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22263 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22264 * rtl.h (set_reg_attrs_for_parm): Declare.
22265 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22266 to "optimized", remove unused locals at finish.
22267 (execute_free_datastructures): Make global, call
22268 delete_tree_cfg_annotations.
22269 (execute_free_cfg_annotations): Don't call
22270 delete_tree_cfg_annotations.
22272 * ssaexpand.h: New file.
22273 * expr.c (toplevel): Include ssaexpand.h.
22274 (expand_assignment): Handle SSA names the same as register variables.
22275 (expand_expr_real_1): Expand SSA names.
22276 * cfgexpand.c (toplevel): Include ssaexpand.h.
22277 (SA): New global variable.
22278 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22279 (SSAVAR): New macro.
22280 (set_rtl): New helper function.
22281 (add_stack_var): Deal with SSA names, use set_rtl.
22282 (expand_one_stack_var_at): Likewise.
22283 (expand_one_stack_var): Deal with SSA names.
22284 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22285 before unique numbers.
22286 (expand_stack_vars): Use set_rtl.
22287 (expand_one_var): Accept SSA names, add asserts for them, feed them
22288 to above subroutines.
22289 (expand_used_vars): Expand all partitions (without default defs),
22290 then only the local decls (ignoring those expanded already).
22291 (expand_gimple_cond): Remove edges when jumpif() expands an
22292 unconditional jump.
22293 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22294 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22296 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22297 members of SA; deal with PARM_DECL partitions here; expand
22298 all PHI nodes, free tree datastructures and SA. Commit instructions
22299 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22300 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22301 info and statements at start, collect garbage at finish.
22302 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22303 (VAR_ANN_PARTITION) Remove.
22304 (change_partition_var): Don't declare.
22305 (partition_to_var): Always return SSA names.
22306 (var_to_partition): Only accept SSA names.
22307 (register_ssa_partition): Only check argument.
22308 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22310 (delete_var_map): Don't free it.
22311 (var_union): Only accept SSA names, simplify.
22312 (partition_view_init): Mark only useful SSA names as used.
22313 (partition_view_fini): Only deal with SSA names.
22314 (change_partition_var): Remove.
22315 (dump_var_map): Use ssa_name instead of partition_to_var member.
22316 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22318 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22319 (struct _elim_graph): New member const_dests; nodes member vector of
22321 (set_location_for_edge): New static helper.
22322 (create_temp): Remove.
22323 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22324 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22325 (new_elim_graph): Allocate const_dests member.
22326 (clean_elim_graph): Truncate const_dests member.
22327 (delete_elim_graph): Free const_dests member.
22328 (elim_graph_size): Adapt to new type of nodes member.
22329 (elim_graph_add_node): Likewise.
22330 (eliminate_name): Likewise.
22331 (eliminate_build): Don't take basic block argument, deal only with
22332 partition numbers, not variables.
22333 (get_temp_reg): New static helper.
22334 (elim_create): Use it, deal with RTL temporaries instead of trees.
22335 (eliminate_phi): Adjust all calls to new signature.
22336 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22337 (rewrite_trees): Only do checking.
22338 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22339 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22340 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22341 contains_tree_r, MAX_STMTS_IN_LATCH,
22342 process_single_block_loop_latch, analyze_edges_for_bb,
22343 perform_edge_inserts): Remove.
22344 (expand_phi_nodes): New global function.
22345 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22346 functions, initialize new parameter, remember partitions having a
22348 (finish_out_of_ssa): New global function.
22349 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22350 don't reset in_ssa_p here, don't disable TER when mudflap.
22351 (pass_del_ssa): Remove.
22352 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22354 (execute_free_datastructures): Declare.
22355 * Makefile.in (SSAEXPAND_H): New variable.
22356 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22357 * basic-block.h (commit_one_edge_insertion): Declare.
22358 * passes.c (init_optimization_passes): Move pass_nrv and
22359 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22360 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22361 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22362 (redirect_branch_edge): Deal with super block when expanding, split
22363 out jump patching itself into ...
22364 (patch_jump_insn): ... here, new static helper.
22366 2009-04-26 Michael Matz <matz@suse.de>
22368 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22369 beyond num_ssa_names.
22370 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22371 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22373 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22375 PR inline-asm/39543
22376 * fwprop.c (forward_propagate_asm): New function.
22377 (forward_propagate_and_simplify): Propagate also into __asm, if it
22378 doesn't increase the number of referenced registers.
22381 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22383 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22385 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22386 note_nonlocal_vla_type for nonlocal VLAs.
22387 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22388 contains_remapped_vars, remap_vla_decls): New functions.
22389 (convert_nonlocal_reference_stmt): If not optimizing, call
22390 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22391 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22392 if it wasn't found in var_map.
22393 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22394 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22395 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22397 * gimplify.c (nonlocal_vlas): New variable.
22398 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22400 (gimplify_body): Create and destroy nonlocal_vlas.
22402 * dwarf2out.c (loc_descr_plus_const): New function.
22403 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22404 mem_loc_descriptor, loc_descriptor_from_tree_1,
22405 descr_info_loc, gen_variable_die): Use it.
22407 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22408 !TREE_STATIC VAR_DECLs.
22409 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22410 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22411 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22412 DECL_BY_REFERENCE is valid.
22413 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22414 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22415 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22416 Copy DECL_BY_REFERENCE.
22417 (struct nesting_copy_body_data): New type.
22418 (nesting_copy_decl): New function.
22419 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22420 if they have variable length.
22422 2009-04-26 Michael Matz <matz@suse.de>
22424 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22425 mark new temporaries for renaming.
22427 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22430 * c-decl.c (global_bindings_p): Return negative value.
22431 (c_variable_size): New. Based on variable_size from
22433 (grokdeclarator): Call c_variable_size not variable_size.
22435 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22437 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22439 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22441 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22442 Redefine it to just use mingw/include.
22443 (ASM_SPEC): Rules for -m32 and -m64.
22444 (LINK_SPEC): Use Likewise.
22445 (SPEC_32): New define.
22446 (SPEC_64): Likewise.
22447 (SUB_LINK_SPEC): Likewise.
22448 (MULTILIB_DEFAULTS): New define.
22449 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22450 Add multilib options.
22451 (MULTILIB_DIRNAMES): Likewise.
22452 (MULTILIB_OSDIRNAMES): Likewise.
22453 (LIBGCC): Likewise.
22454 (INSTALL_LIBGCC): Likewise.
22456 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22459 * c-tree.h (enum c_inline_static_type): New.
22460 (record_inline_static): Declare.
22461 * c-decl.c (struct c_inline_static, c_inline_statics,
22462 record_inline_static, check_inline_statics): New.
22463 (pop_file_scope): Call check_inline_statics.
22464 (start_decl): Call record_inline_static instead of pedwarning
22465 directly for static in inline function.
22466 * c-typeck.c (build_external_ref): Call record_inline_static
22467 instead of pedwarning directly for static referenced in inline
22470 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22472 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22473 not new but only being rescanned.
22474 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22475 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22476 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22477 record_set_info, compute_set, grealloc): Remove.
22478 (recompute_all_luids): New function.
22479 (gcse_main): Don't compute sets, and don't do related memory
22480 allocations/free-ing. If something changed before the end of the
22481 pass, update LUIDs using recompute_all_luids.
22482 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22483 (free_gcse_mem): Don't free it either.
22484 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22485 Use the df insn LUIDs.
22486 (load_killed_in_block): Likewise.
22487 (compute_hash_table_work): Don't compute reg_set_in_block.
22488 (compute_transp): Use DF_REG_DEF_CHAINs.
22489 (local_cprop_pass): Don't use compute_sets and related functions.
22490 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22491 Use get_max_uid() instead of max_cuid.
22492 (insert_insn_end_basic_block, pre_insert_copy_insn,
22493 update_ld_motion_stores): Don't try to
22494 keep reg_set tables up to date.
22495 (pre_insert_copies): Use df insn LUIDs.
22496 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22497 (reg_set_info): Don't use extra bitmap argument.
22498 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22499 information to compute regs_set_in_block.
22500 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22501 (bypass_jumps): Don't use compute_sets and friends.
22503 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22506 * opts.c (undocumented_msg): Do not leave blank even with
22509 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22511 * c-decl.c (build_enumerator): Allow values folding to integer
22512 constants but not integer constant expressions with a pedwarn if
22515 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22518 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22519 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22520 type is an integer constant.
22522 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22525 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22528 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22531 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22532 with variably modified return type and no storage class
22533 specifiers, except for the case of nested functions. Distinguish
22534 extern declarations of functions with variably modified return
22535 types from those of objects with variably modified types.
22537 2009-04-25 Jan Hubicka <jh@suse.cz>
22539 * tree.c (list_equal_p): New function.
22540 * tree.h (list_equal_p): Declare.
22541 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22542 basic_block_def, basic_block, const_basic_block): New.
22543 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22544 (redirect_eh_edge): New function.
22545 (make_eh_edge_update_phi): EH edges are not abnormal.
22546 * except.c: Include tree-flow.h.
22547 (list_match): New function.
22548 (eh_region_replaceable_by_p): New function.
22549 (replace_region): New function.
22550 (hash_type_list): New function.
22551 (hash_eh_region): New function.
22552 (eh_regions_equal_p): New function.
22553 (merge_peers): New function.
22554 (remove_unreachable_regions): Verify EH tree when checking;
22556 (copy_eh_region_1): New function.
22557 (copy_eh_region): New function.
22558 (push_reachable_handler): New function.
22559 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22560 regions without label but with live RESX.
22561 * except.h (redirect_eh_edge_to_label): New.
22562 * tree-flow.h (redirect_eh_edge): New.
22563 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22564 basic_block_def, basic_block, const_basic_block): Remove.
22565 * Makefile.in (except.o): Add dependency on tree-flow.h
22566 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22567 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22570 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22573 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22574 on the destination of memcpy.
22576 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22578 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22579 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22580 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22582 2009-04-25 Jan Hubicka <jh@suse.cz>
22584 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22585 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22586 to be reached by different label than left.
22587 (update_eh_edges): Update comment; remove edge_to_remove if possible
22588 and return true if suceeded.
22589 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22590 (cleanup_eh): Compute sharing map.
22591 * except.c (remove_eh_handler_and_replace): Add argument if we should
22593 (remove_unreachable_regions): Update for label sharing.
22594 (label_to_region_map): Likewise.
22595 (get_next_region_sharing_label): New function.
22596 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22598 (remove_eh_handler): Update.
22599 (remove_eh_region_and_replace_by_outer_of): New function.
22600 * except.h (struct eh_region): Add next_region_sharing_label.
22601 (remove_eh_region_and_replace_by_outer_of,
22602 get_next_region_sharing_label): Declare.
22603 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22605 2009-04-25 Jan Hubicka <jh@suse.cz>
22607 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22608 insert code even if they are not critical.
22610 2009-04-25 Jan Hubicka <jh@suse.cz>
22612 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22613 (gimple_can_remove_branch_p): EH edges won't remove branch by
22615 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22616 updating of non-abnormal EH edges.
22617 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22618 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22619 (split_critical_edges): Split also edges where emitting code on them
22620 will lead to splitting later.
22622 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22623 H.J. Lu <hongjiu.lu@intel.com>
22626 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22627 the configured assembler supports fildq and fistpq mnemonics.
22628 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22629 * configure: Regenerated.
22630 * config.in: Ditto.
22632 * config/i386/i386.c (print_operand): Handle 'Z'.
22633 ['z']: Remove handling of special fild/fist suffixes.
22634 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22635 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22636 suffix of fild insn.
22637 (*floatsi<mode>2_vector_mixed): Ditto.
22638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22639 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22640 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22641 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22642 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22644 2009-04-25 Ben Elliston <bje@au.ibm.com>
22646 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22647 the source of a set operation.
22649 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22651 * target.h (struct gcc_target): Add case_values_threshold field.
22652 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22653 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22654 * targhooks.c (default_case_values_threshold): New function.
22655 * targhooks.h (default_case_values_threshold): Declare function.
22656 * stmt.c (expand_case): Use case_values_threshold target hook.
22657 * expr.h (case_values_threshold): Remove declartation.
22658 * expr.c (case_values_threshold): Remove function.
22659 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22661 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22662 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22663 (avr_case_values_threshold): Declare as static.
22664 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22666 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22667 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22668 (mn10300_case_values_threshold): New function.
22670 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22672 * ira.c (setup_cover_and_important_classes): Add enum cast.
22674 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22676 * genpreds.c (write_enum_constraint_num): Output definition of
22677 CONSTRAINT_NUM_DEFINED_P macro.
22678 * ira.c (setup_cover_and_important_classes): Use
22679 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22681 2009-04-24 DJ Delorie <dj@redhat.com>
22683 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22684 __SH2A_SINGLE_ONLY__ also.
22686 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22688 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22689 (movdf_internal): Ditto.
22690 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22691 SFmode and DFmode constants.
22692 (ia64_print_operand): Add 'G' format for printing
22693 floating point constants.
22695 2009-04-24 Richard Guenther <rguenther@suse.de>
22697 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22698 from unsigned additions.
22700 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22702 * c-typeck.c (set_init_index): Allow array designators that are
22703 not integer constant expressions with a pedwarn if pedantic.
22705 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22707 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22708 zero if no overlap in nonzero bits between the operands.
22710 2009-04-24 Ian Lance Taylor <iant@google.com>
22712 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22713 (record_dead_and_set_regs): Likewise.
22714 * df.h (struct df_mw_hardreg): Change flags field to int.
22715 (struct df_base_ref): Likewise.
22716 (struct df): Change changeable_flags field to int.
22717 * df-scan.c (df_defs_record): Change clobber_flags to int.
22718 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22719 constants rather than #define macros.
22720 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22721 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22722 (enum dwarf_calling_convention): Likewise.
22723 (enum dwarf_line_number_x_ops): Likewise.
22724 (enum dwarf_call_frame_info): Likewise.
22725 (enum dwarf_source_language): Likewise.
22726 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22727 (add_calling_convention_attribute): Likewise.
22728 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22729 (combine_comparisons): Change compcode to int. Add cast to enum type.
22730 * genrecog.c (maybe_both_true_2): Change c to int.
22731 (write_switch): Likewise. Add cast to enum type.
22732 * gimplify.c (gimplify_omp_for): Handle return values from
22733 gimplify_expr using MIN rather than bitwise or.
22734 (gimplify_expr): Add cast to enum type.
22735 * ipa-prop.c (update_jump_functions_after_inlining): Change
22736 IPA_BOTTOM to IPA_JF_UNKNOWN.
22737 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22738 Add casts to enum type.
22739 (setup_cover_and_important_classes): Change cl to int. Add casts
22741 (setup_class_translate): Change cl and mode to int.
22742 (ira_init_once): Change mode to int.
22743 (free_register_move_costs): Likewise.
22744 (setup_prohibited_mode_move_regs): Add casts to enum type.
22745 * langhooks.c (add_builtin_function_common): Rework assertion that
22746 value fits bitfield.
22747 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22748 * omega.c (omega_do_elimination): Avoid math on enum types.
22749 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22750 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22751 int local to handle integral_argment value.
22752 * regmove.c (try_auto_increment): Change PUT_MODE to
22754 * reload.c (push_secondary_reload): Add casts to enum type.
22755 (secondary_reload_class, find_valid_class): Likewise.
22756 * reload1.c (emit_input_reload_insns): Likewise.
22757 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22758 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22759 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22761 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22762 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22764 (expand_complex_libcall): Add casts to enum type.
22765 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22766 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22767 with ERROR_MARK, not NUM_TREE_CODES.
22768 (vect_create_epilog_for_reduction): Likewise.
22769 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22770 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22771 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22773 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22774 vect_unused_in_loop. Change 0 to loop_vect.
22775 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22776 * var-tracking.c (get_init_value): Change return type to enum
22778 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22779 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22781 (arm_override_options): Add casts to enum type.
22782 (arm_emit_tls_decoration): Likewise.
22783 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22785 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22786 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22787 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22789 * config/s390/s390.c (code_for_builtin_64): Change to array of
22791 (code_for_builtin_31): Likewise.
22792 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22794 * config/sparc/sparc.c (sparc_override_options): Change value
22795 field in struct code_model to enum cmodel. In initializer change
22796 0 to NULL and add cast to enum type.
22798 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22799 Change all callers. Issue a -Wc++-compat warning using
22800 lhs_origtype if necessary.
22801 (convert_for_assignment): Issue -Wc++-compat warnings about
22802 invalid conversions to enum type on assignment.
22803 * c-common.h (build_modify_expr): Update declaration.
22805 2009-04-24 Nick Clifton <nickc@redhat.com>
22807 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22808 (function_arg_advance): Likewise.
22809 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22812 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22814 * config/s390/constraints.md ('I', 'J'): Fix condition.
22816 2009-04-24 Diego Novillo <dnovillo@google.com>
22818 * gengtype-parse.c (parse_error): Add newline after message.
22820 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22822 * config/i386/sse.md (avxmodesuffixs): Removed.
22823 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22824 (*avx_pinsr<ssevecsize>): This.
22826 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22828 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22829 follow chains of regs with a single definition, and allow expressions
22830 that are function_invariant_p.
22831 (simple_rhs_p): Allow expressions that are function_invariant_p.
22833 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22835 PR middle-end/39867
22836 * fold-const.c (fold_cond_expr_with_comparison): When folding
22837 > and >= to MAX, make sure the MAX uses the same type as the
22838 comparison's operands.
22840 2009-04-24 Nick Clifton <nickc@redhat.com>
22842 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22843 addressing for DImode accesses.
22844 (frv_print_operand_address): Handle PLUS case.
22845 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22847 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22849 PR rtl-optimization/39794
22850 * alias.c (canon_true_dependence): Add x_addr argument.
22851 * rtl.h (canon_true_dependence): Adjust prototype.
22852 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22853 * cselib.c (cselib_invalidate_mem): Likewise.
22854 * gcse.c (compute_transp): Likewise.
22855 * dse.c (scan_reads_nospill): Likewise.
22856 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22857 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22858 canon_base_addr of the group, plus optional offset.
22859 (struct group_info): Rename canon_base_mem to
22861 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22862 canon_rtx of base_mem.
22864 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22866 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22867 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22869 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22871 * config/spu/spu-builtins.h: Delete file.
22873 * config/spu/spu.h (enum spu_builtin_type): Move here from
22875 (struct spu_builtin_description): Likewise. Add GTY marker.
22876 Do not use enum spu_function_code or enum insn_code.
22877 (spu_builtins): Add extern declaration.
22879 * config/spu/spu.c: Do not include "spu-builtins.h".
22880 (enum spu_function_code, enum spu_builtin_type_index,
22881 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22882 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22883 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22884 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22885 (spu_builtin_types): Make static. Add GTY marker.
22886 (spu_builtins): Add extern declaration with GTY marker.
22887 Include "gt-spu.h".
22889 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22890 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22891 Check programmatically whether all parameters are scalar.
22893 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22895 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22897 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22898 assignment from the constructor either if the target is volatile.
22900 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22902 * config/arm/arm.md (insv): Do not share operands[0].
22904 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22906 * config/vxlib-tls.c (active_tls_threads): Delete.
22907 (delete_hook_installed): New.
22908 (tls_delete_hook): Don't delete the delete hook.
22909 (tls_destructor): Delete it here.
22910 (__gthread_set_specific): Adjust installing the delete hook.
22911 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22912 __gthread_leave_tsd_dtor_context.
22914 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22916 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22918 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22920 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22922 (alpha_rtx_costs): Ditto.
22923 (emit_unlikely_jump): Use add_reg_note.
22924 (emit_frame_store_1): Ditto.
22925 (alpha_expand_prologue): Ditto.
22926 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22927 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22929 2009-04-23 Nick Clifton <nickc@redhat.com>
22931 * config/v850/v850.md (epilogue): Remove suppressed code.
22932 (return): Rename to return_simple and remove test of frame size.
22933 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22934 to gen_return_simple.
22936 2009-04-22 Jing Yu <jingyu@google.com>
22939 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22941 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22944 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22945 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22946 value is a VECTOR_CST, the element type is the element type of the
22949 2009-04-22 DJ Delorie <dj@redhat.com>
22951 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22953 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22955 * alias.c (find_base_term): Move around LO_SUM case, so that
22956 CONST falls through into PLUS/MINUS handling.
22959 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22960 into 0, use omit_one_operand.
22962 2009-04-23 Ben Elliston <bje@au.ibm.com>
22964 * config/rs6000/linux-unwind.h (get_regs): Remove type
22965 puns. Change the type of `pc' to an array of unsigned ints and
22966 update all users. Constify frame24.
22968 2009-04-22 DJ Delorie <dj@redhat.com>
22970 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22971 declarations before code.
22972 (current_function_special_page_vector): Likewise.
22973 (m32c_expand_insv): Silence a warning.
22975 2009-04-21 Taras Glek <tglek@mozilla.com>
22977 * alias.c: Update GTY annotations to new syntax.
22978 * basic-block.h: Likewise.
22979 * bitmap.h: Likewise.
22980 * c-common.h: Likewise.
22981 * c-decl.c: Likewise.
22982 * c-parser.c: Likewise.
22983 * c-pragma.c: Likewise.
22984 * c-tree.h: Likewise.
22985 * cfgloop.h: Likewise.
22986 * cgraph.h: Likewise.
22987 * config/alpha/alpha.c: Likewise.
22988 * config/arm/arm.h: Likewise.
22989 * config/avr/avr.h: Likewise.
22990 * config/bfin/bfin.c: Likewise.
22991 * config/cris/cris.c: Likewise.
22992 * config/darwin.c: Likewise.
22993 * config/frv/frv.c: Likewise.
22994 * config/i386/i386.c: Likewise.
22995 * config/i386/i386.h: Likewise.
22996 * config/i386/winnt.c: Likewise.
22997 * config/ia64/ia64.h: Likewise.
22998 * config/iq2000/iq2000.c: Likewise.
22999 * config/mips/mips.c: Likewise.
23000 * config/mmix/mmix.h: Likewise.
23001 * config/pa/pa.c: Likewise.
23002 * config/pa/pa.h: Likewise.
23003 * config/rs6000/rs6000.c: Likewise.
23004 * config/s390/s390.c: Likewise.
23005 * config/sparc/sparc.c: Likewise.
23006 * config/xtensa/xtensa.c: Likewise.
23007 * cselib.h: Likewise.
23008 * dbxout.c: Likewise.
23009 * dwarf2out.c: Likewise.
23010 * except.c: Likewise.
23011 * except.h: Likewise.
23012 * fixed-value.h: Likewise.
23013 * function.c: Likewise.
23014 * function.h: Likewise.
23015 * gimple.h: Likewise.
23016 * integrate.c: Likewise.
23017 * optabs.c: Likewise.
23018 * output.h: Likewise.
23019 * real.h: Likewise.
23021 * stringpool.c: Likewise.
23022 * tree-data-ref.c: Likewise.
23023 * tree-flow.h: Likewise.
23024 * tree-scalar-evolution.c: Likewise.
23025 * tree-ssa-address.c: Likewise.
23026 * tree-ssa-alias.h: Likewise.
23027 * tree-ssa-operands.h: Likewise.
23028 * tree.c: Likewise.
23029 * tree.h: Likewise.
23030 * varasm.c: Likewise.
23031 * varray.h: Likewise.
23033 * coretypes.h: Do not define GTY macro if it is already defined.
23034 * doc/gty.texi: Update GTY documentation to new syntax.
23035 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23036 annotations on structs.
23037 * gengtype-parse.c: Likewise.
23039 2009-04-22 Mark Heffernan <meheff@google.com>
23041 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23043 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23045 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23048 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23050 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23051 the same as a PLUS without a shift. Increase the cost of a
23054 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23056 * Makefile.in: Update dependencies.
23057 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23058 * errors.h: Remove bogus comment about compatibility.
23059 (warning): Update declaration.
23060 * genautomata.c: Update all calls to warning.
23061 * gimple.c: Do not include errors.h. Include toplev.h.
23062 * tree-ssa-structalias.c: Do not include errors.h.
23063 * omega.c: Likewise.
23064 * tree-ssa-reassoc.c: Likewise.
23065 * config/spu/spu-c.c: Likewise.
23066 * config/spu/t-spu-elf: Update dependencies.
23068 2009-04-22 Richard Guenther <rguenther@suse.de>
23070 PR tree-optimization/39824
23071 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23072 make sure the types are compatible.
23074 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23077 * c-common.c (c_parse_error): Take a token_flags parameter.
23078 Use token_type for the token type instead.
23079 Pass token_flags to cpp_type2name.
23080 * c-common.h (c_parse_error): Update declaration.
23081 * c-parser.c (c_parser_error): Pass 0 as token flags.
23083 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23085 PR rtl-optimization/39580
23086 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23088 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23090 * function.c (expand_function_end): Do not emit a jump to the "naked"
23091 return label for fall-through returns.
23092 * except.c (sjlj_emit_function_exit): Always place the call to the
23093 unregister function at the location installed by expand_function_end.
23095 2009-04-22 Richard Guenther <rguenther@suse.de>
23097 PR tree-optimization/39845
23098 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23099 (gen_inbound_check): Likewise.
23101 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23103 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23105 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23106 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23108 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23110 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23111 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23112 shift counts to avoid out-of-bounds array accesses.
23114 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23116 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23117 (Pmode): Move above.
23119 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23121 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23122 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23123 GET_CODE macro. Use IN_RANGE macro where appropriate.
23124 * config/alpha/alpha.h: Ditto.
23125 * config/alpha/alpha.md: Ditto.
23126 * config/alpha/constraints.md: Ditto.
23127 * config/alpha/predicates.md: Ditto.
23129 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23131 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23132 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23133 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23134 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23135 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23136 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23137 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23138 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23139 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23140 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23141 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23142 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23143 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23144 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23145 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23146 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23147 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23148 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23149 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23150 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23151 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23152 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23153 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23154 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23155 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23156 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23157 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23159 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23161 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23162 references from comments.
23163 * cfgbuild.c (count_basic_blocks): Delete.
23164 (find_basic_blocks_1): Delete.
23165 (find_basic_blocks): Delete.
23166 * except.c (finish_eh_generation): Make static. Move comment from
23167 except.h here. Remove find_basic_blocks references from comments.
23168 * except.h (finish_eh_generation): Delete.
23169 * basic-block.h (find_basic_blocks): Delete.
23170 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23172 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23174 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23175 (sdbout_parms): Likewise.
23177 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23179 * config/sh/sh.c (prepare_cbranch_operands): Use
23180 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23181 (expand_cbranchdi4): Likewise.
23182 (from_compare): Add cast to enum type.
23183 (expand_cbranchsi4): Use add_reg_note.
23184 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23185 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23186 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23187 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23188 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23189 instead of CODE_FOR_nothing.
23190 (cbranchdi4): Likewise. Fix the order of arguments for
23192 (push_fpscr): Use add_reg_note.
23193 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23194 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23196 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23198 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23199 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23200 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23201 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23202 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23203 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23204 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23205 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23206 config/alpha/x-vms, config/arc/t-arc,
23207 config/arm/README-interworking, config/arm/arm-c.c,
23208 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23209 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23210 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23211 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23212 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23213 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23214 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23215 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23216 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23217 config/cris/t-elfmulti, config/crx/t-crx,
23218 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23219 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23220 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23221 config/h8300/t-h8300, config/i386/athlon.md,
23222 config/i386/darwin-libgcc.10.4.ver,
23223 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23224 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23225 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23226 config/i386/t-linux64, config/i386/t-nwld,
23227 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23228 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23229 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23230 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23231 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23232 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23233 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23234 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23235 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23236 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23237 config/m68k/t-uclinux, config/mcore/t-mcore,
23238 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23239 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23240 config/mips/crtn.asm, config/mips/irix-crti.asm,
23241 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23242 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23243 config/mips/mips-fixed.md, config/mips/sb1.md,
23244 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23245 config/mips/t-iris6, config/mips/t-isa3264,
23246 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23247 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23248 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23249 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23250 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23251 config/mn10300/t-linux, config/mn10300/t-mn10300,
23252 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23253 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23254 config/picochip/libgccExtras/clzsi2.asm,
23255 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23256 config/rs6000/darwin-libgcc.10.4.ver,
23257 config/rs6000/darwin-libgcc.10.5.ver,
23258 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23259 config/rs6000/t-aix43, config/rs6000/t-aix52,
23260 config/rs6000/t-darwin, config/rs6000/t-fprules,
23261 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23262 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23263 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23264 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23265 config/rs6000/t-rtems, config/rs6000/t-spe,
23266 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23267 config/score/t-score-elf, config/sh/divcost-analysis,
23268 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23269 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23270 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23271 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23272 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23273 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23274 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23275 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23276 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23277 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23278 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23279 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23280 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23281 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23282 * config/h8300/genmova.sh: Include copyright and license notices
23283 in generated output.
23284 * config/h8300/mova.md: Regenerate.
23285 * doc/install.texi2html: Include word "Copyright" in copyright
23286 notice and use name "Free Software Foundation, Inc.".
23287 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23288 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23289 ChangeLog-2007, ChangeLog-2008: Correct dates.
23291 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23293 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23294 NE_EXPR operations as well.
23295 * c-parser.c (c_parser_condition): Do not set location information on
23297 (c_parser_conditional_expression): Likewise.
23298 (c_parser_binary_expression): Set location information on operators.
23299 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23300 TRUTH_NOT_EXPR has been folded.
23301 * fold-const.c (fold_truth_not_expr): Copy location information from
23302 the incoming expression to the outgoing one.
23303 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23304 recursive calls on the LHS of the operator but pass that of the
23305 operator to recursive calls on the RHS of the operator. Set it
23307 (shortcut_cond_expr): Set the locus of the operator on the second
23308 COND_EXPR and that of the expression on the first in degenerate cases.
23309 Pass the locus of the expression to calls to shortcut_cond_r.
23310 Set the locus of the 'then' block on the associated jump, if any.
23311 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23312 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23313 expression to call to gimplify_boolean_expr.
23315 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23317 * config.gcc: Add additional configuration for
23318 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23319 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23320 (CPP_SPEC): Redefine for allowing -municode option.
23321 (STARTFILE_SPEC): Likewise.
23322 * config/i386/t-mingw-w64: New.
23323 * config/i386/mingw-w64.opt: New.
23324 (municode): Add new target option.
23325 * doc/invoke.texi (municode): Add documentation for new option.
23327 2009-04-21 Ian Lance Taylor <iant@google.com>
23329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23330 Correct test for number of arguments.
23331 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23333 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23335 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23336 argument of emit_library_call.
23338 2009-04-21 Richard Guenther <rguenther@suse.de>
23340 PR middle-end/39829
23341 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23342 inside VIEW_CONVERT_EXPRs.
23344 2009-04-21 Martin Jambor <mjambor@suse.cz>
23346 * tree-switch-conversion.c (build_constructors): Split a long line.
23347 (constructor_contains_same_values_p): New function.
23348 (build_one_array): Create assigns of constants if possible, do not
23349 call mark_sym_for_renaming, call update_stmt.
23350 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23351 make_rename_temp. Do not call mark_symbols_for_renaming, call
23353 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23354 find_new_referenced_vars, call update_stmt.
23355 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23356 instead of calling make_rename_temp. Do not call
23357 find_new_referenced_vars or mark_symbols_for_renaming, call
23360 2009-04-21 Richard Guenther <rguenther@suse.de>
23362 PR tree-optimization/39827
23363 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23364 (tree_ssa_phiprop): Pass the correct array size.
23366 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23368 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23370 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23373 * c-typeck.c (lvalue_p): Move declaration ...
23374 * c-common.h (lvalue_p): ... to here.
23375 * c-common.c (candidate_equal_p): New.
23376 (add_tlist): Use it.
23377 (merge_tlist): Use it.
23378 (warn_for_collisions_1): Likewise.
23379 (warning_candidate_p): Accept more candidates.
23380 (verify_tree): A warning candidate can be an expression. Use
23383 2009-04-21 Ben Elliston <bje@au.ibm.com>
23386 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23387 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23388 options. Remove -mcall-solaris documentation.
23390 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23393 * doc/invoke.texi (-Wlong-long): Update description.
23394 * c-lex (interpret_integer): Only warn if there was no previous
23395 overflow and -Wlong-long is enabled.
23396 * c-decl.c (declspecs_add_type): Drop redundant flags.
23397 * c.opt (Wlong-long): Init to -1.
23398 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23399 and front-end warn_long_long. Wlong-long only depends on other
23400 flags if it is uninitialized.
23401 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23402 the same for CPP and FE.
23403 (restore_extension_diagnostics): Likewise.
23405 2009-04-20 Ian Lance Taylor <iant@google.com>
23407 Fix enum conversions which are invalid in C++:
23408 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23409 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23410 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23411 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23412 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23413 (dbxout_parms): Likewise.
23414 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23415 (df_clear_flags): Likewise.
23416 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23417 top_flag parameter to int.
23418 (df_chain_create_bb_process_use): Likewise.
23419 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23421 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23422 (df_ref_create_structure, df_def_record_1): Likewise.
23423 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23424 (df_notes_rescan): Change 0 to VOIDmode in function call.
23425 (df_get_call_refs, df_insn_refs_collect): Likewise.
23426 (df_bb_regs_collect): Likewise.
23427 (df_entry_block_defs_collect): Likewise.
23428 (df_exit_block_uses_collect): Likewise.
23429 * df.h: Update declarations.
23430 * double-int.c (double_int_divmod): Add cast to enum type.
23431 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23432 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23433 (based_loc_descr): Likewise.
23434 (loc_descriptor_from_tree_1): Change first_op and second_op to
23435 enum dwarf_location_atom. Add cast to enum type.
23436 * expmed.c (init_expmed): Change 0 to SET in function call.
23437 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23438 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23439 (do_store_flag): Likewise.
23440 * fixed-value.h (struct fixed_value): Change mode to enum
23442 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23443 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23445 (insert_insn_decl, insert_decl, insert_state): Likewise.
23446 (automata_list_finish): Likewise.
23447 * genrecog.c (process_define_predicate): Add cast to enum type.
23448 * gensupport.c (init_predicate_table): Add cast to enum type.
23449 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23451 (gimple_build_call_1, gimple_build_label): Likewise.
23452 (gimple_build_goto, gimple_build_asm_1): Likewise.
23453 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23454 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23455 (enum fallback): Rename from enum fallback_t.
23456 (fallback_t): Typedef as int.
23457 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23458 GSI_SAME_STMT in function call.
23459 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23461 (setup_reg_class_relations): Likewise.
23462 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23463 (setup_prohibited_class_mode_regs): Add cast to enum type.
23464 (setup_prohibited_mode_move_regs): Likewise.
23465 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23466 (record_address_regs): Change i to enum reg_class.
23467 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23468 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23469 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23470 (GET_MODE_2XWIDER_MODE): Likewise.
23471 (GET_CLASS_NARROWEST_MODE): Likewise.
23472 * omp-low.c (expand_omp_for): Add cast to enum type.
23473 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23474 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23475 * postreload.c (reload_cse_simplify_operands): Change rclass local
23477 * predict.c (combine_predictions_for_insn): Change best_predictor
23478 and predictor to enum br_predictor.
23479 (combine_predictions_for_bb): Likewise.
23480 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23481 use SET_PREDICT_EXPR_OUTCOME.
23482 * real.c (real_arithmetic): Change icode to code in function call.
23483 * reginfo.c (init_move_cost): Add casts to enum type.
23484 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23485 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23487 * reload.c (find_valid_class): Add casts to enum type.
23488 (push_reload): Change 0 to NO_REGS in function call.
23489 (find_reloads): Change this_alternative to array of enum
23490 reg_class. Remove some now-unnecessary casts.
23491 (make_memloc): Change 0 to VOIDmode in function call.
23492 * reload1.c (reload): Change 0 to VOIDmode in function call.
23493 (eliminate_regs_1, elimination_effects): Likewise.
23494 (eliminate_regs_in_insn): Likewise.
23495 (emit_input_reload_insns): Add cast to enum type.
23496 (delete_output_reload): Change 0 to VOIDmode in function call.
23497 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23498 to enum type in function call.
23499 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23500 (SET_PREDICT_EXPR_OUTCOME): Define.
23501 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23502 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23503 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23504 (dump_function): Likewise.
23505 * tree-dump.h: Update declarations.
23506 * tree-pass.h: Update declarations.
23507 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23508 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23510 (arm_rtx_costs_1): Correct parenthesization.
23511 (arm_rtx_costs): Add casts to enum type.
23512 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23513 (vfp_emit_fstmd): Use add_rg_note.
23514 (emit_multi_reg_push, emit_sfm): Likewise.
23515 (thumb_set_frame_pointer): Likewise.
23516 (arm_expand_prologue): Likewise.
23517 (arm_regno_class): Change return type to enum reg_class.
23518 (thumb1_expand_prologue): Use add_reg_note.
23519 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23520 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23522 * config/arm/gentune.sh: Add cast to enum type.
23523 * config/arm/arm-tune.md: Rebuild.
23524 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23525 (ix86_split_fp_branch, predict_jump): Likewise.
23526 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23527 insn_code to enum rtx_code.
23528 (ix86_builtin_vectorized_function): Add cast to enum type.
23529 * config/i386/i386.md (truncdfsf2): Change slot to enum
23531 (truncxf<mode>2, isinf<mode>2): Likewise.
23532 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23534 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23535 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23536 (insert_bundle_state): Change 1 to INSERT in function call.
23537 (ia64_add_bundle_selector_before): Likewise.
23538 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23539 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23540 (restore_stack_nonlocal): Likewise.
23541 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23543 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23545 (mips_rtx_costs): Likewise.
23546 (mips_override_options): Add casts to enum type.
23547 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23549 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23550 (store_reg, set_reg_plus_d): Likewise.
23551 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23552 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23554 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23556 (emit_unlikely_jump): Use add_reg_note.
23557 (rs6000_emit_allocate_stack): Likewise.
23558 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23559 (output_toc): Change 1 to INSERT in function call.
23560 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23561 (rs6000_initialize_trampoline): Likewise.
23562 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23564 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23565 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23566 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23567 (save_gprs): Use add_reg_note.
23568 (s390_emit_prologue): Likewise.
23569 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23570 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23571 (sparc_fold_builtin): Add cast to enum type.
23572 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23574 (spu_expand_prologue): Use add_reg_note.
23575 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23577 2009-04-20 Ian Lance Taylor <iant@google.com>
23579 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23580 (c_parser_postfix_expression_after_primary): Get VEC for list of
23581 arguments. Get original types of arguments. Call
23582 build_function_call_vec.
23583 (cached_expr_list_1, cached_expr_list_2): New static variables.
23584 (c_parser_expr_list): Change return type to VEC *. Add
23585 p_orig_types parameter. Change all callers.
23586 (c_parser_release_expr): New static function.
23587 (c_parser_vec_to_tree_list): New static function.
23588 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23589 call build_function_call_vec.
23590 (build_function_call_vec): New function, based on old
23591 build_function_call.
23592 (convert_arguments): Remove nargs and argarray parameters. Change
23593 values to a VEC. Add origtypes parameter.
23594 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23595 (convert_for_assignment): Add origtype parameter. Change all
23596 callers. If warn_cxx_compat, check for conversion to an enum
23597 type when calling a function.
23598 (store_init_value): Add origtype parameter. Change all callers.
23599 (digest_init): Likewise.
23600 (struct init_node): Add origtype field.
23601 (add_pending_init): Add origtype parameter. Change all callers.
23602 (output_init_element): Likewise.
23603 (output_pending_init_elements): Pass origtype from init_node to
23604 output_init_element.
23605 (process_init_element): Pass origtype from c_expr to
23606 output_init_element.
23607 (c_finish_return): Add origtype parameter. Change all callers.
23608 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23610 (sync_resolve_params): Likewise.
23611 (sync_resolve_return): Change params to first_param. Change caller.
23612 (resolve_overloaded_builtins): Change params to VEC *. Change
23613 callers. Save first parameter around call to build_function_call_vec.
23614 * c-decl.c (finish_decl): Add origtype parameter. Change all
23615 callers. Call build_function_call_vec rather than
23616 build_function_call for cleanup.
23617 * c-tree.h: Update declarations.
23618 * c-common.h: Update declarations.
23619 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23620 params to first_param.
23621 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23622 params parameter from tree to void *.
23623 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23624 Change arglist parameter to have type void *, and to be a pointer
23626 * config/rs6000/rs6000-protos.h
23627 (altivec_resolve_overloaded_builtin): Update declaration.
23628 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23629 fnargs parameter to have type void *, and to be a pointer to a
23630 VEC. Call build_function_call_vec instead of
23631 build_function_call.
23632 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23634 2009-04-20 Joey Ye <joey.ye@intel.com>
23635 Xuepeng Guo <xuepeng.guo@intel.com>
23636 H.J. Lu <hongjiu.lu@intel.com>
23638 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23640 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23641 (IX86_LEA_PRIORITY): Likewise.
23642 (distance_non_agu_define): New function.
23643 (distance_agu_use): Likewise.
23644 (ix86_lea_for_add_ok): Likewise.
23645 (ix86_dep_by_shift_count): Likewise.
23647 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23648 should split for LEA.
23650 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23652 (ix86_dep_by_shift_count): Likewise.
23654 2009-04-20 Richard Guenther <rguenther@suse.de>
23656 * expr.c (handled_component_p): Move ...
23657 * tree.h (handled_component_p): ... here.
23658 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23659 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23660 and REALPART_EXPR to be in one group.
23662 2009-04-20 Richard Guenther <rguenther@suse.de>
23664 * basic-block.h (get_all_dominated_blocks): Declare.
23665 * dominance.c (get_all_dominated_blocks): New function.
23666 * tree-cfg.c (get_all_dominated_blocks): Remove.
23667 (remove_edge_and_dominated_blocks): Adjust.
23668 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23669 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23670 instead of recursing.
23672 2009-04-20 Doug Kwan <dougkwan@google.com>
23674 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23675 (struct cgraph_node_set_def): New type.
23676 (cgraph_node_set) New type. Also declare vector functions.
23677 (struct cgraph_node_set_element_def): New type.
23678 (cgraph_node_set_element): Ditto.
23679 (cgraph_node_set_iterator): New iterator type.
23680 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23681 cgraph_node_set_remove, dump_cgraph_node_set,
23682 debug_cgraph_node_set): New prototypes.
23683 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23684 cgraph_node_set_size): New inlines.
23685 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23686 including cgraph.h.
23687 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23688 argument to function 'write_summary'.
23689 * ipa.c: Include ggc.h.
23690 (hash_cgraph_node_set_element,
23691 eq_cgraph_node_set_element, cgraph_node_set_new,
23692 cgraph_node_set_add, cgraph_node_set_remove,
23693 cgraph_node_set_find, dump_cgraph_node_set,
23694 debug_cgraph_node_set): New functions.
23695 * Makefile.in (ipa.o): Add dependency on GGC_H.
23697 2009-04-20 Ira Rosen <irar@il.ibm.com>
23699 PR tree-optimization/39675
23700 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23701 check of the return code of vect_schedule_slp. Check that
23702 stmt_vec_info still exists for the statement, before checking its
23703 vectorization type.
23705 2009-04-20 Michael Matz <matz@suse.de>
23707 * Makefile.in (generated_files): Take out $(simple_generated_c).
23709 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23711 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23712 (UINTPTR_TYPE): Likewise.
23714 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23717 * c-typeck.c (digest_init): Check for initializing an array with a
23720 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23723 * c-semantics.c (pop_stmt_list): Propagate
23724 STATEMENT_LIST_HAS_LABEL to parent statement list.
23726 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23728 * config/mips/mips.h (mips_tune_attr): New macro.
23729 * config/mips/mips.md (cpu): Use it.
23731 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23734 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23737 2009-04-19 Diego Novillo <dnovillo@google.com>
23739 * toplev.c (compile_file): Move call to coverage_finish ...
23740 * cgraphunit.c (ipa_passes): ... here.
23741 Call cgraph_process_new_functions.
23742 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23743 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23745 2009-04-19 Jan Hubicka <jh@suse.cz>
23747 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23749 (dump_cgraph_node): Dump can throw external flag.
23750 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23752 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23756 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23757 * common.opt (Wlogical-op): Move from here...
23758 * c.opt (Wlogical-op): ... to here.
23759 * c-typeck.c (parser_build_binary_op): Update call to
23760 warn_logical_operator.
23761 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23763 * c-common.c (warn_logical_op): Update.
23764 * c-common.h (warn_logical_op): Update declaration.
23766 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23768 * tree.c (protected_set_expr_location): Fix formatting.
23770 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23773 * c-typeck.c (readonly_warning): new.
23774 (build_unary_op, build_modify_expr): Use readonly_warning for
23775 storing into something readonly but not const-qualified.
23777 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23780 * c-typeck.c (build_unary_op): Check for taking address of
23781 expression of type void.
23783 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23786 * c-typeck.c (build_function_call): Check for calling a function
23787 with qualified void return types. Call require_complete_type when
23790 2009-04-18 Jan Hubicka <jh@suse.cz>
23792 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23794 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23795 can_throw_external flag.
23796 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23797 * ipa-pure-const.c (ignore_edge): New function.
23798 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23799 only over can_throw_external edges.
23800 (local_pure_const): Add nothrow flag.
23801 * ipa-utils.c (searchc): Add ignore_edge callback.
23802 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23803 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23804 (set_nothrow_function_flags): Update cgraph.
23805 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23807 2009-04-18 Richard Guenther <rguenther@suse.de>
23809 PR middle-end/39804
23810 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23811 (fold_stmt): ... this and ...
23812 (fold_stmt_inplace): ... this.
23813 (fold_stmt_1): Fold references in calls and asms.
23814 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23816 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23818 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23819 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23821 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23823 * tree.c (function_args_count): Remove.
23824 * tree.h: Remove the prototype for function_args_count.
23826 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23828 * tree-iterator.c (expr_only): Remove.
23829 * tree.h: Remove the prototype for expr_only.
23831 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23833 * reginfo.c (cannot_change_mode_set_regs): Remove.
23834 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23836 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23838 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23839 whether operands 0 and 1 overlaps.
23841 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23843 PR middle-end/36902
23844 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23845 pointer. Use warning_at instead of warning.
23846 (search_for_addr_array): Likewise.
23847 (check_array_bounds): Likewise.
23848 (check_all_array_refs): Check that the incoming edge is not in the
23849 list of edges to be removed.
23850 (check_all_array_refs): Avoid the temporal pointer.
23851 (vrp_visit_cond_stmt): Fix typo.
23852 (simplify_switch_using_ranges): Handle the case where the switch
23853 index is an integer constant.
23855 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23857 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23859 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23861 * doc/extend.texi, doc/invoke.texi: Fix typos.
23863 2009-04-17 Cary Coutant <ccoutant@google.com>
23865 * tree-flow-inline.h (get_lineno): Fix inverted test.
23867 2009-04-17 Diego Novillo <dnovillo@google.com>
23869 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23870 assertion for AVAIL_OUT.
23872 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23875 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23876 * config/sh/linux-atomic.asm: Likewise.
23878 2009-04-17 Diego Novillo <dnovillo@google.com>
23880 * except.c (debug_eh_tree): New.
23881 (struct eh_region, struct eh_status): Move ...
23882 * except.h: ... here.
23883 (add_type_for_runtime): Declare extern.
23884 (lookup_type_for_runtime): Likewise.
23885 (debug_eh_tree): Declare.
23886 * Makefile.in (GTFILES): List except.h before except.c
23888 2009-04-17 Diego Novillo <dnovillo@google.com>
23890 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23891 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23892 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23893 (find_vars_r): ... here.
23894 * tree-flow.h (find_referenced_vars_in): Declare.
23895 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23896 that AVAIL_OUT exists for BLOCK.
23897 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23898 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23899 (tree-parloops.o): Likewise.
23901 2009-04-17 Simon Baldwin <simonb@google.com>
23903 * toplev.c (default_tree_printer): Add handling for %E format.
23905 2009-04-17 Diego Novillo <dnovillo@google.com>
23907 * tree-pretty-print.c (dump_generic_node): Add break after
23908 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23909 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23910 FUNCTION_TYPE together. Call print_struct_decl when printing
23911 structures and TDF_SLIM is not given.
23912 (print_struct_decl): Fix logic for detecting recursion.
23914 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23917 * gcc.c (create_at_file): New.
23918 (compile_input_file_p): New.
23919 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23920 * main.c (main): Update call to toplev_main.
23921 * toplev.c (toplev_main): Change signature. Call expandargv.
23922 * toplev.h (toplev_main): Change signature.
23924 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23926 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23927 if the latter is not constant.
23929 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23931 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23933 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23935 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23936 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23938 2009-04-17 Richard Guenther <rguenther@suse.de>
23940 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23941 Handle component references view-converting an invariant address.
23943 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23945 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23946 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23947 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23948 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23949 Use @deftypevr rather than @deftypevar.
23951 2009-04-17 Richard Guenther <rguenther@suse.de>
23953 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23954 (get_prop_source_stmt): Likewise.
23955 (can_propagate_from): Likewise.
23957 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23959 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23960 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23961 (--with-multilib-list): Add default value.
23962 * configure: Regenerate.
23963 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23964 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23965 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23966 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23967 Don't add default cpu to multilib list unnecessarily, but do enable
23968 the relevant compiler option..
23969 Add support for --with-multilib-list=<blank> and
23970 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23971 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23972 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23973 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23974 TM_MULTILIB_CONFIG.
23975 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23976 (MULTILIB_OSDIRNAMES): New variable.
23977 * config/sh/t-1e: Delete file.
23978 * config/sh/t-mlib-sh1: Delete file.
23979 * config/sh/t-mlib-sh2: Delete file.
23980 * config/sh/t-mlib-sh2a: Delete file.
23981 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23982 * config/sh/t-mlib-sh2a-single: Delete file.
23983 * config/sh/t-mlib-sh2a-single-only: Delete file.
23984 * config/sh/t-mlib-sh2e: Delete file.
23985 * config/sh/t-mlib-sh3e: Delete file.
23986 * config/sh/t-mlib-sh4: Delete file.
23987 * config/sh/t-mlib-sh4-nofpu: Delete file.
23988 * config/sh/t-mlib-sh4-single: Delete file.
23989 * config/sh/t-mlib-sh4-single-only: Delete file.
23990 * config/sh/t-mlib-sh4a: Delete file.
23991 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23992 * config/sh/t-mlib-sh4a-single: Delete file.
23993 * config/sh/t-mlib-sh4a-single-only: Delete file.
23994 * config/sh/t-mlib-sh4al: Delete file.
23995 * config/sh/t-mlib-sh5-32media: Delete file.
23996 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23997 * config/sh/t-mlib-sh5-64media: Delete file.
23998 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23999 * config/sh/t-mlib-sh5-compact: Delete file.
24000 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24001 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24002 * doc/install.texi (Options specification): Add
24003 --with-multilib-list and --with-endian.
24005 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24007 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24009 (OBJS-common): Add plugin-version.o.
24010 (plugin-version.o): New.
24011 * gcc-plugin.h (plugin_gcc_version): New.
24012 (plugin_default_version_check): New.
24013 (plugin_init_func, plugin_init): Add version argument.
24014 * plugin-version.c: New.
24015 * plugin.c (str_plugin_gcc_version_name): New.
24016 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24017 pass it to the init function.
24018 (plugin_default_version_check): New.
24020 2009-04-17 Richard Guenther <rguenther@suse.de>
24022 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24023 for decl-vs-decl disambiguation.
24025 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24027 * config/s390/s390.h (s390_tune_attr): New macro definition.
24028 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24030 2009-04-17 Richard Guenther <rguenther@suse.de>
24032 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24033 (fold_stmt_r): Likewise.
24034 (maybe_fold_reference): New function.
24035 (fold_gimple_assign): Handle cases fold_stmt_r did.
24036 (fold_stmt): Do not use fold_stmt_r.
24037 (fold_stmt_inplace): Likewise.
24039 2009-04-17 Richard Guenther <rguenther@suse.de>
24041 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24042 (record_equivalences_from_stmt): Remove useless checks and
24044 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24045 the type is already suitable.
24047 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24049 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24051 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24053 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24054 (CMPtype): Define as __gcc_CMPtype.
24056 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24058 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24059 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24061 2009-04-17 Richard Guenther <rguenther@suse.de>
24063 PR tree-optimization/39746
24064 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24065 special-casing for builtins and static variable use/def.
24066 (call_may_clobber_ref_p_1): Likewise.
24068 2009-04-16 Ian Lance Taylor <iant@google.com>
24070 * df.h: Include "timevar.h".
24071 (struct df_problem): Change tv_id field to timevar_id_t.
24072 * tree-pass.h: Include "timevar.h".
24073 (struct opt_pass): Change tv_id field to timevar_id_t.
24074 * timevar.h (timevar_id_t): Define TV_NONE.
24075 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24076 TV_NONE rather than tv_id != 0.
24077 (execute_one_pass): Likewise.
24078 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24079 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24080 dependencies to $(TREE_PASS_H).
24081 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24083 (pass_branch_target_load_optimize2): Likewise.
24084 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24085 (pass_outof_cfg_layout_mode): Likewise.
24086 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24087 (pass_rebuild_cgraph_edges): Likewise.
24088 (pass_remove_cgraph_callee_edges): Likewise.
24089 * df-core.c (pass_df_initialize_opt): Likewise.
24090 (pass_df_initialize_no_opt): Likewise.
24091 (pass_df_finish): Likewise.
24092 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24093 * except.c (pass_set_nothrow_function_flags): Likewise.
24094 (pass_convert_to_eh_region_ranges): Likewise.
24095 * final.c (pass_compute_alignments): Likewise.
24096 * function.c (pass_instantiate_virtual_regs): Likewise.
24097 (pass_init_function): Likewise.
24098 (pass_leaf_regs): Likewise.
24099 (pass_match_asm_constraints): Likewise.
24100 * gimple-low.c (pass_lower_cf): Likewise.
24101 (pass_mark_used_blocks): Likewise.
24102 * init-regs.c (pass_initialize_regs): Likewise.
24103 * integrate.c (pass_initial_value_sets): Likewise.
24104 * ira.c (pass_ira): Likewise.
24105 * jump.c (pass_cleanup_barriers): Likewise.
24106 * omp-low.c (pass_expand_omp): Likewise.
24107 (pass_lower_omp): Likewise.
24108 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24109 * recog.c (pass_split_all_insns): Likewise.
24110 (pass_split_after_reload): Likewise.
24111 (pass_split_before_regstack): Likewise.
24112 (pass_split_before_sched2): Likewise.
24113 (pass_split_for_shorten_branches): Likewise.
24114 * reginfo.c (pass_reginfo_init): Likewise.
24115 (pass_subregs_of_mode_init): Likewise.
24116 (pass_subregs_of_mode_finish): Likewise.
24117 * passes.c (pass_postreload): Likewise.
24118 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24119 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24120 (pass_warn_function_return): Likewise.
24121 (pass_warn_function_noreturn): Likewise.
24122 * tree-complex.c (pass_lower_complex): Likewise.
24123 (pass_lower_complex_O0): Likewise.
24124 * tree-if-conv.c (pass_if_conversion): Likewise.
24125 * tree-into-ssa.c (pass_build_ssa): Likewise.
24126 * tree-mudflap.c (pass_mudflap_1): Likewise.
24127 (pass_mudflap_2): Likewise.
24128 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24129 (pass_mudflap_2): Likewise.
24130 * tree-nrv.c (pass_return_slot): Likewise.
24131 * tree-object-size.c (pass_object_sizes): Likewise.
24132 * tree-optimize.c (pass_all_optimizations): Likewise.
24133 (pass_early_local_passes): Likewise.
24134 (pass_all_early_optimizations): Likewise.
24135 (pass_cleanup_cfg): Likewise.
24136 (pass_cleanup_cfg_post_optimizing): Likewise.
24137 (pass_free_datastructures): Likewise.
24138 (pass_free_cfg_annotations): Likewise.
24139 (pass_fixup_cfg): Likewise.
24140 (pass_init_datastructures): Likewise.
24141 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24142 (pass_late_warn_uninitialized): Likewise.
24143 (pass_update_address_taken): Likewise.
24144 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24145 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24146 (pass_cse_sincos): Likewise.
24147 (pass_convert_to_rsqrt): Likewise.
24148 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24149 * tree-stdarg.c (pass_stdarg): Likewise.
24150 * tree-tailcall.c (pass_tail_recursion): Likewise.
24151 (pass_tail_calls): Likewise.
24152 * tree-vect-generic.c (pass_lower_vector): Likewise.
24153 (pass_lower_vector_ssa): Likewise.
24154 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24156 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24158 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24160 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24162 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24163 logical and signext.
24165 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24168 * config/sh/predicates.md (arith_operand): Check if the operand
24169 of TRUNCATE is a REG.
24171 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24173 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24174 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24176 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24178 * tree-iterator.c (tsi_split_statement_list_after,
24179 tsi_split_statement_list_before): Remove.
24180 * tree-iterator.h: Remove the prototypes for
24181 tsi_split_statement_list_after and tsi_split_statement_list_before.
24183 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24185 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24186 * tree-ssa-propagate.h: Remove the prototype for
24187 stmt_makes_single_load.
24189 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24191 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24192 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24194 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24196 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24198 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24200 * except.c (eh_region_outer_p): Remove.
24201 * except.h: Remove the prototype for eh_region_outer_p.
24203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24205 * function.c (current_function_assembler_name): Remove.
24206 * function.h: Remove the prototype for
24207 current_function_assembler_name.
24209 2009-04-16 Ian Lance Taylor <iant@google.com>
24211 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24212 (add_reg_note): Call alloc_reg_note.
24213 * rtl.h (alloc_reg_note): Declare.
24214 * combine.c (try_combine): Use alloc_reg_note.
24215 (recog_for_combine, move_deaths): Likewise.
24216 (distribute_notes): Use alloc_reg_note and add_reg_note.
24217 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24218 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24219 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24221 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24223 PR rtl-optimization/39762
24224 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24225 ira_may_move_out_cost): Add comments about way of their usage.
24226 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24228 * ira-conflicts.c (process_regs_for_copy): Use function
24229 ira_get_register_move_cost instead of global
24230 ira_register_move_cost.
24232 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24233 color_pass, move_spill_restore, update_curr_costs): Ditto.
24235 * ira-lives.c (process_single_reg_class_operands): Ditto.
24237 * ira-emit.c (emit_move_list): Ditto.
24239 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24240 (record_reg_classes): Ditto. Use functions
24241 ira_get_register_move_cost and ira_get_may_move_cost instead of
24242 global vars ira_register_move_cost, ira_may_move_out_cost and
24243 ira_may_move_in_cost.
24244 (record_address_regs): Don't call ira_init_register_move_cost.
24245 Use function ira_get_may_move_cost instead of global
24246 ira_may_move_in_cost.
24247 (process_bb_node_for_hard_reg_moves): Use function
24248 ira_get_register_move_cost instead of global ira_register_move_cost.
24249 (ira_costs): Don't call ira_init_register_move_cost.
24251 2009-04-16 Richard Guenther <rguenther@suse.de>
24253 * tree-cfg.c (verify_gimple_assign_binary):
24254 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24255 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24256 (create_general_new_stmt): Note that this function is broken.
24258 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24260 * common.opt (fhelp): Add Var(help_flag).
24261 * gcc-plugin.h (plugin_info): Add help.
24262 * plugin.c (plugin_name_args): Add help.
24263 (register_plugin_info): Set plugin->help.
24264 (print_help_one_plugin): New.
24265 (print_plugins_help): New.
24266 * plugin.h (print_plugins_help): New.
24267 * toplev.c (toplev_main): Call print_plugins_help if needed.
24269 2009-04-16 Richard Guenther <rguenther@suse.de>
24271 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24272 (gimple_ior_addresses_taken_1): New function.
24273 (gimple_ior_addresses_taken): Likewise.
24274 * gimple.h (struct gimple_statement_with_ops_base): Remove
24275 addresses_taken member.
24276 (gimple_ior_addresses_taken): Declare.
24277 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24278 gimple_set_addresses_taken): Remove.
24279 * ipa-reference.c (mark_address): New function.
24280 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24281 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24282 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24283 (gimple_add_to_addresses_taken): Remove.
24284 (get_tmr_operands): Call mark_address_taken.
24285 (get_asm_expr_operands): Likewise.
24286 (get_expr_operands): Likewise.
24287 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24288 (free_stmt_operands): Do not free it.
24289 * tree-ssa.c (delete_tree_ssa): Likewise.
24290 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24292 2009-04-16 Richard Guenther <rguenther@suse.de>
24294 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24295 (walk_stmt_load_store_ops): Likewise.
24296 * gimple.c (get_base_loadstore): New function.
24297 (walk_stmt_load_store_addr_ops): Likewise.
24298 (walk_stmt_load_store_ops): Likewise.
24299 * ipa-pure-const.c (check_op): Simplify.
24300 (check_load, check_store): New functions.
24301 (check_stmt): Use walk_stmt_load_store_ops.
24302 * ipa-reference.c (mark_load): Adjust signature.
24303 (mark_store): Likewise.
24304 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24306 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24308 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24309 (plugin_info): New.
24310 * opts.c (common_handle_option): Don't call print_version.
24311 * plugin.c (plugin_name_args): Add version.
24312 (register_plugin_info): New.
24313 (register_callback): Handle PLUGIN_INFO.
24314 (try_init_one_plugin): New.
24315 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24317 (finalize_one_plugin): New.
24318 (finalize_plugins): New.
24319 (print_one_plugin): New.
24320 (print_plugins_versions): New.
24321 * plugin.h (print_plugins_versions): New.
24322 (finalize_plugins): New.
24323 * toplev.c (compile_file): Don't call initialize_plugins.
24324 (print_version): Call print_plugins_versions.
24325 (toplev_main): Call initialize_plugins. Print version if needed.
24326 Call finalize_plugins.
24328 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24330 * common.opt (fversion): New.
24331 * gcc.c (print_version): New.
24332 (process_command): Don't print the version. Just set print_version.
24333 (main): Print version. Call subprocesses if print_version and
24334 verbose_flag are set.
24335 * opts.c (common_handle_option): Handle OPT_fversion.
24337 2009-04-16 Richard Guenther <rguenther@suse.de>
24338 Ira Rosen <irar@il.ibm.com>
24340 PR tree-optimization/39698
24341 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24342 type of the reduction variable. Only generate the def if
24345 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24346 make sure to first convert to an integer of the same precision.
24347 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24348 the type of the evolution correctly in computing the new
24349 induction variable base.
24351 2009-04-16 Richard Guenther <rguenther@suse.de>
24353 PR middle-end/39625
24354 * tree-cfg.c (make_blocks): Split statements with to-be
24355 abnormal SSA names on the lhs.
24357 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24359 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24360 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24361 * c-typeck.c (really_start_incremental_init): Likewise.
24362 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24363 (TARGET_INITIALIZER): Remove it.
24364 * target.h (struct target): Remove vector_opaque_p.
24365 * tree.c (build_opaque_vector_type): New.
24366 * tree.h (TYPE_VECTOR_OPAQUE): New.
24367 (build_opaque_vector_type): Declare.
24368 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24369 * config/rs6000/rs6000.c (build_opaque_vector_type,
24370 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24371 (rs6000_init_builtins): Use build_opaque_vector_type for
24372 opaque_V4SI_type_node.
24374 2009-04-15 Catherine Moore <clm@codesourcery.com>
24376 * debug.h (set_name): Declare.
24377 * dwarf2out.c (dwarf2out_set_name): Declare.
24378 (dwarf2_debug_hooks): Add set_name.
24379 (find_AT_string): New.
24380 (add_AT_string): Call find_AT_string.
24381 (dwarf2out_set_name): New.
24382 * cp/decl.c (grokdeclarator): Call set_name.
24383 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24384 * debug.c (do_nothing_debug_hooks): Likewise.
24385 * dbxout.c (dbx_debug_hooks): Likewise.
24386 * sdbout.c (sdb_debug_hooks): Likewise.
24388 2009-04-15 Michael Eager <eager@eagercon.com>
24390 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24391 reg for single-precision FPU.
24392 * config/rs6000/rs6000.md (movsi_internal1): Only for
24393 !TARGET_SINGLE_FPU.
24394 (movsi_internal1_single): New. Add pattern to move SI values to/from
24395 single-precision FP regs.
24397 2009-04-15 Richard Guenther <rguenther@suse.de>
24399 * omp-low.c (lower_rec_input_clauses): Build correct address
24401 (expand_omp_for_generic): Fix multiplication type.
24402 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24403 (generate_memset_zero): Fix types.
24404 * tree-profile.c (prepare_instrumented_value): Correctly
24407 2009-04-15 Ian Lance Taylor <iant@google.com>
24409 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24410 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24411 for -Wall and for -Wc++-compat.
24412 (c_common_post_options): For C++, set warn_enum_compare if not
24414 * c-tree.h (struct c_expr): Add field original_type.
24415 (build_external_ref): Update declaration.
24416 * c-parser.c (c_parser_braced_init): Set original_type.
24417 (c_parser_initelt): Likewise.
24418 (c_parser_expr_no_commas): Likewise.
24419 (c_parser_conditional_expression): Likewise.
24420 (c_parser_cast_expression): Likewise.
24421 (c_parser_unary_expression): Likewise. Pull setting of
24422 original_code to top of function.
24423 (c_parser_sizeof_expression): Set original_type.
24424 (c_parser_alignof_expression): Likewise.
24425 (c_parser_postfix_expression): Likewise. Pull setting of
24426 original_code to top of function.
24427 (c_parser_postfix_expression_after_paren_type): Set original_type.
24428 (c_parser_postfix_expression_after_primary): Likewise.
24429 (c_parser_expression): Likewise.
24430 * c-typeck.c (build_external_ref): Add type parameter. Change all
24432 (c_expr_sizeof_expr): Set original_type field.
24433 (parser_build_unary_op): Likewise.
24434 (parser_build_binary_op): Likewise. Optionally warn about
24435 comparisons of enums of different types.
24436 (digest_init): Set original_type field.
24437 (really_start_incremental_init): Likewise.
24438 (push_init_level, pop_init_level): Likewise.
24439 * doc/invoke.texi (Warning Options): -Wenum-compare now
24442 2009-04-15 Richard Guenther <rguenther@suse.de>
24444 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24445 out a necessary conversion.
24446 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24447 names we didn't value number.
24448 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24450 2009-04-15 Richard Guenther <rguenther@suse.de>
24452 PR tree-optimization/39764
24453 * tree-ssa-ccp.c (get_value): Canonicalize value with
24454 canonicalize_float_value.
24456 2009-04-15 Jan Hubicka <jh@suse.cz>
24458 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24459 Wrong version of patch.
24461 2009-04-15 Jan Hubicka <jh@suse.cz>
24463 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24465 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24467 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24468 our distinct integral and vector types.
24470 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24472 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24473 * init.c (build_vtbl_address): Remove call to assemble_external.
24475 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24477 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24478 output for other floating point modes.
24480 2009-04-14 Diego Novillo <dnovillo@google.com>
24482 * diagnostic.c (diagnostic_report_diagnostic): Do not
24483 warn about loaded plugins for DK_ERROR and DK_WARNING.
24484 * c-decl.c (declspecs_add_type): Move call to
24485 invoke_plugin_callbacks ...
24486 * c-parser.c (c_parser_declspecs): ... here.
24487 * plugin.c (dump_active_plugins): Tidy output.
24489 2009-04-14 Diego Novillo <dnovillo@google.com>
24490 Le-Chun Wu <lcwu@google.com>
24492 * configure.ac: Add --enable-plugin support.
24493 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24494 * Makefile.in (PLUGIN_H): Define.
24495 Export ENABLE_PLUGIN and GMPINC to site.exp.
24496 Add PLUGINLIBS to link command.
24497 Add/modify dependencies for plugin.o and files including plugin.h.
24499 * config.in: Regenerate.
24501 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24504 2009-04-14 Le-Chun Wu <lcwu@google.com>
24506 * tree-pass.h (register_one_dump_file): Add a prototype for
24507 register_one_dump_file.
24508 * toplev.c (compile_file): Call initialize_plugins.
24509 (do_compile): Call invoke_plugin_callbacks.
24510 (toplev_main): Call invoke_plugin_callbacks.
24511 * common.opt: Add -fplugin= and -fplugin-arg-.
24512 * gcc-plugin.h: New public header file for plugins to include.
24513 * plugin.c: New source file.
24514 * plugin.h: New internal header file.
24515 * passes.c (register_one_dump_file): Make it external.
24517 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24519 2009-04-14 Diego Novillo <dnovillo@google.com>
24521 * doc/plugins.texi: New.
24522 * doc/gccint.texi: Add reference to Plugins chapter.
24523 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24524 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24525 loaded plugins, if any.
24526 * timevar.def (TV_PLUGIN_INIT): Define.
24527 (TV_PLUGIN_RUN): Define.
24528 * plugin.c: Include timevar.h
24529 (plugins_active_p): New.
24530 (dump_active_plugins): New.
24531 (debug_active_plugins): New.
24533 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24535 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24537 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24539 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24541 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24542 the same as a minus without a shift.
24544 2009-04-14 Nick Clifton <nickc@redhat.com>
24546 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24547 comparisons with small integers will always produce a short
24550 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24553 2008-12-19 Diego Novillo <dnovillo@google.com>
24555 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24557 2009-04-14 Richard Guenther <rguenther@suse.de>
24559 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24561 (verify_gimple_assign_binary): Likewise. Handle shifts and
24563 (verify_gimple_phi): Print the mismatched argument position.
24564 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24566 (vect_update_init_of_dr): Likewise.
24567 * matrix-reorg.c (transform_access_sites): Do what the
24569 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24571 2009-04-13 Michael Eager <eager@eagercon.com>
24573 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24574 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24575 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24576 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24577 remove duplicate config
24579 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24581 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24582 file_name:line_number type locator of the call site.
24584 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24586 * genautomata.c: Put blank after comma.
24587 (automaton_decls): New.
24588 (struct unit_usage): Add comments to member next.
24589 (store_alt_unit_usage): Keep the list ordered.
24590 (unit_present_on_list_p, equal_alternatives_p): New.
24591 (check_regexp_units_distribution): Check units distribution
24592 correctness correctly.
24593 (main): Don't write automata if error is found. Return correct
24596 * config/m68k/cf.md (cfv4_ds): Remove.
24597 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24598 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24600 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24601 power4-load-ext, power4-store, power4-store-update,
24602 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24603 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24604 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24605 power4-sqrt, power4-isync): Modify reservation to make correct
24606 unit distribution to automata.
24608 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24609 power5-store-update, power5-two, power5-three, power5-lmul,
24610 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24612 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24614 * except.c (pass_set_nothrow_function_flags): Set name and add
24616 (set_nothrow_function_flags): Mention in the dump file when
24617 changing a function to nothrow.
24619 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24622 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24623 instead of unsigned long.
24625 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24627 * config/arm/arm.c (return_used_this_function): Remove.
24628 (arm_output_function_prologue): Remove use of
24629 return_used_this_function.
24630 (output_return_instruction): Replace use of
24631 return_used_this_function
24632 by cfun->machine->return_used_this_function.
24633 (arm_output_epilogue): Likewise.
24634 (arm_output_function_epilogue): Likewise.
24635 (thumb_unexpanded_epilogue): Likewise.
24636 * config/arm/arm.h (struct machine_function):
24637 New member return_used_this_function.
24639 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24641 * doc/install.texi: Correct description of default directory for
24642 --with-gxx-include-dir.
24644 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24646 * fold-const.c (build_range_check): Properly deal with enumeral and
24647 boolean base types.
24649 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24651 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24652 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24653 * params.h (MAX_GCSE_PASSES): Remove.
24654 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24655 in sequence. Remove ability to run multiple passes.
24656 (bypass_jumps): Report run as third CPROP pass.
24658 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24660 PR middle-end/39651
24661 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24662 when deciding whether the whole SEQUENCE can throw.
24664 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24667 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24668 offseted label references.
24670 2009-04-11 Jan Hubicka <jh@suse.cz>
24672 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24674 2009-04-11 Richard Guenther <rguenther@suse.de>
24676 PR middle-end/39732
24677 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24678 return variables as TREE_ADDRESSABLE.
24680 2009-04-11 Richard Guenther <rguenther@suse.de>
24682 PR tree-optimization/39713
24683 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24684 reference trees have SSA_NAME operands.
24686 2009-04-11 Richard Guenther <rguenther@suse.de>
24689 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24690 address expressions.
24692 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24694 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24695 match changes in Cygwin 1.7
24696 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24697 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24699 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24701 PR tree-optimization/39701
24702 * doc/invoke.texi (Optimization Options): Document change in
24703 meaning and initialization of -fdelete-null-pointer-checks.
24705 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24707 PR middle-end/39701
24708 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24710 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24713 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24715 2009-04-10 Chao-ying Fu <fu@mips.com>
24717 * doc/tm.texi (Instruction Output): Document
24718 TARGET_ASM_FINAL_POSTSCAN_INSN.
24719 * target.h (final_postscan_insn): New field in asm_out.
24720 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24721 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24722 * final.c (final_scan_insn): Call
24723 targetm.asm_out.final_postscan_insn after outputting
24724 an asm macro and a normal instruction.
24726 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24727 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24728 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24729 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24730 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24732 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24734 PR middle-end/39701
24735 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24736 variables as non-NULL even with -fdelete-null-pointer-checks.
24738 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24740 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24742 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24745 * config/i386/i386.c (classify_argument): Handle SCmode with
24746 (bit_offset % 64) != 0.
24748 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24750 * doc/invoke.texi (Optimize Options): Add cross-reference to
24751 -Q --help=optimizers examples.
24753 2009-04-10 Ben Elliston <bje@au.ibm.com>
24756 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24757 regalign for the reg == fpr and TDmode case.
24759 2009-04-09 David Ayers <ayers@fsfe.org>
24762 * objc/objc-act.c (warn_with_method): Remove helper function.
24763 (check_duplicates): Call warning and inform directly.
24764 (really_start_method): Likewise.
24766 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24768 * expmed.c (expand_divmod): Always use a comparison for a division
24769 by a large unsigned integer.
24771 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24772 for things others than variables or functions as nonzero.
24774 2009-04-09 Nick Clifton <nickc@redhat.com>
24776 * unwind-compat.c: Change copyright header to refer to version
24777 3 of the GNU General Public License with version 3.1 of the
24778 GCC Runtime Library Exception and to point readers at the
24779 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24780 * config/alpha/crtfastmath.c: Likewise.
24781 * config/alpha/linux-unwind.h: Likewise.
24782 * config/alpha/qrnnd.asm: Likewise.
24783 * config/alpha/vms-crt0-64.c: Likewise.
24784 * config/alpha/vms-crt0.c: Likewise.
24785 * config/alpha/vms-dwarf2.asm: Likewise.
24786 * config/alpha/vms-dwarf2eh.asm: Likewise.
24787 * config/alpha/vms-psxcrt0-64.c: Likewise.
24788 * config/alpha/vms-psxcrt0.c: Likewise.
24789 * config/alpha/vms_tramp.asm: Likewise.
24790 * config/arc/initfini.c: Likewise.
24791 * config/arc/lib1funcs.asm: Likewise.
24792 * config/arm/bpabi-v6m.S: Likewise.
24793 * config/arm/bpabi.S: Likewise.
24794 * config/arm/bpabi.c: Likewise.
24795 * config/arm/crti.asm: Likewise.
24796 * config/arm/crtn.asm: Likewise.
24797 * config/arm/ieee754-df.S: Likewise.
24798 * config/arm/ieee754-sf.S: Likewise.
24799 * config/arm/lib1funcs.asm: Likewise.
24800 * config/arm/libunwind.S: Likewise.
24801 * config/arm/linux-atomic.c: Likewise.
24802 * config/arm/mmintrin.h: Likewise.
24803 * config/arm/pr-support.c: Likewise.
24804 * config/arm/unaligned-funcs.c: Likewise.
24805 * config/arm/unwind-arm.c: Likewise.
24806 * config/arm/unwind-arm.h: Likewise.
24807 * config/avr/libgcc.S: Likewise.
24808 * config/bfin/crti.s: Likewise.
24809 * config/bfin/crtlibid.s: Likewise.
24810 * config/bfin/crtn.s: Likewise.
24811 * config/bfin/lib1funcs.asm: Likewise.
24812 * config/bfin/linux-unwind.h: Likewise.
24813 * config/cris/arit.c: Likewise.
24814 * config/cris/cris_abi_symbol.c: Likewise.
24815 * config/darwin-64.c: Likewise.
24816 * config/darwin-crt2.c: Likewise.
24817 * config/darwin-crt3.c: Likewise.
24818 * config/darwin.h: Likewise.
24819 * config/dbxelf.h: Likewise.
24820 * config/dfp-bit.c: Likewise.
24821 * config/dfp-bit.h: Likewise.
24822 * config/elfos.h: Likewise.
24823 * config/fixed-bit.c: Likewise.
24824 * config/fixed-bit.h: Likewise.
24825 * config/fp-bit.c: Likewise.
24826 * config/fp-bit.h: Likewise.
24827 * config/fr30/crti.asm: Likewise.
24828 * config/fr30/crtn.asm: Likewise.
24829 * config/fr30/lib1funcs.asm: Likewise.
24830 * config/freebsd-spec.h: Likewise.
24831 * config/frv/cmovd.c: Likewise.
24832 * config/frv/cmovh.c: Likewise.
24833 * config/frv/cmovw.c: Likewise.
24834 * config/frv/frvbegin.c: Likewise.
24835 * config/frv/frvend.c: Likewise.
24836 * config/frv/lib1funcs.asm: Likewise.
24837 * config/glibc-stdint.h: Likewise.
24838 * config/h8300/clzhi2.c: Likewise.
24839 * config/h8300/crti.asm: Likewise.
24840 * config/h8300/crtn.asm: Likewise.
24841 * config/h8300/ctzhi2.c: Likewise.
24842 * config/h8300/fixunssfsi.c: Likewise.
24843 * config/h8300/lib1funcs.asm: Likewise.
24844 * config/h8300/parityhi2.c: Likewise.
24845 * config/h8300/popcounthi2.c: Likewise.
24846 * config/i386/ammintrin.h: Likewise.
24847 * config/i386/att.h: Likewise.
24848 * config/i386/avxintrin.h: Likewise.
24849 * config/i386/biarch64.h: Likewise.
24850 * config/i386/bmmintrin.h: Likewise.
24851 * config/i386/cpuid.h: Likewise.
24852 * config/i386/cross-stdarg.h: Likewise.
24853 * config/i386/crtfastmath.c: Likewise.
24854 * config/i386/crtprec.c: Likewise.
24855 * config/i386/cygming-crtbegin.c: Likewise.
24856 * config/i386/cygming-crtend.c: Likewise.
24857 * config/i386/cygwin.asm: Likewise.
24858 * config/i386/emmintrin.h: Likewise.
24859 * config/i386/gmm_malloc.h: Likewise.
24860 * config/i386/gthr-win32.c: Likewise.
24861 * config/i386/i386.h: Likewise.
24862 * config/i386/immintrin.h: Likewise.
24863 * config/i386/linux-unwind.h: Likewise.
24864 * config/i386/linux64.h: Likewise.
24865 * config/i386/mm3dnow.h: Likewise.
24866 * config/i386/mmintrin-common.h: Likewise.
24867 * config/i386/mmintrin.h: Likewise.
24868 * config/i386/nmmintrin.h: Likewise.
24869 * config/i386/pmm_malloc.h: Likewise.
24870 * config/i386/pmmintrin.h: Likewise.
24871 * config/i386/smmintrin.h: Likewise.
24872 * config/i386/sol2-c1.asm: Likewise.
24873 * config/i386/sol2-ci.asm: Likewise.
24874 * config/i386/sol2-cn.asm: Likewise.
24875 * config/i386/sol2-gc1.asm: Likewise.
24876 * config/i386/tmmintrin.h: Likewise.
24877 * config/i386/unix.h: Likewise.
24878 * config/i386/w32-unwind.h: Likewise.
24879 * config/i386/wmmintrin.h: Likewise.
24880 * config/i386/x86-64.h: Likewise.
24881 * config/i386/x86intrin.h: Likewise.
24882 * config/i386/xmmintrin.h: Likewise.
24883 * config/ia64/crtbegin.asm: Likewise.
24884 * config/ia64/crtend.asm: Likewise.
24885 * config/ia64/crtfastmath.c: Likewise.
24886 * config/ia64/crti.asm: Likewise.
24887 * config/ia64/crtn.asm: Likewise.
24888 * config/ia64/fde-glibc.c: Likewise.
24889 * config/ia64/lib1funcs.asm: Likewise.
24890 * config/ia64/linux-unwind.h: Likewise.
24891 * config/ia64/quadlib.c: Likewise.
24892 * config/ia64/unwind-ia64.c: Likewise.
24893 * config/linux.h: Likewise.
24894 * config/m32c/m32c-lib1.S: Likewise.
24895 * config/m32c/m32c-lib2-trapv.c: Likewise.
24896 * config/m32c/m32c-lib2.c: Likewise.
24897 * config/m32r/initfini.c: Likewise.
24898 * config/m68hc11/larith.asm: Likewise.
24899 * config/m68hc11/m68hc11-crt0.S: Likewise.
24900 * config/m68k/cf.md: Likewise.
24901 * config/m68k/crti.s: Likewise.
24902 * config/m68k/crtn.s: Likewise.
24903 * config/m68k/lb1sf68.asm: Likewise.
24904 * config/m68k/linux-unwind.h: Likewise.
24905 * config/mcore/crti.asm: Likewise.
24906 * config/mcore/crtn.asm: Likewise.
24907 * config/mcore/lib1.asm: Likewise.
24908 * config/mips/linux-unwind.h: Likewise.
24909 * config/mips/loongson.h: Likewise.
24910 * config/mips/mips16.S: Likewise.
24911 * config/mmix/crti.asm: Likewise.
24912 * config/mmix/crtn.asm: Likewise.
24913 * config/pa/fptr.c: Likewise.
24914 * config/pa/hpux-unwind.h: Likewise.
24915 * config/pa/lib2funcs.asm: Likewise.
24916 * config/pa/linux-atomic.c: Likewise.
24917 * config/pa/linux-unwind.h: Likewise.
24918 * config/pa/milli64.S: Likewise.
24919 * config/pa/quadlib.c: Likewise.
24920 * config/pa/stublib.c: Likewise.
24921 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24922 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24923 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24924 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24925 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24926 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24927 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24928 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24929 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24930 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24931 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24932 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24933 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24934 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24935 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24936 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24937 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24938 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24939 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24940 * config/rs6000/750cl.h: Likewise.
24941 * config/rs6000/altivec.h: Likewise.
24942 * config/rs6000/biarch64.h: Likewise.
24943 * config/rs6000/crtresfpr.asm: Likewise.
24944 * config/rs6000/crtresgpr.asm: Likewise.
24945 * config/rs6000/crtresxfpr.asm: Likewise.
24946 * config/rs6000/crtresxgpr.asm: Likewise.
24947 * config/rs6000/crtsavfpr.asm: Likewise.
24948 * config/rs6000/crtsavgpr.asm: Likewise.
24949 * config/rs6000/darwin-asm.h: Likewise.
24950 * config/rs6000/darwin-fallback.c: Likewise.
24951 * config/rs6000/darwin-fpsave.asm: Likewise.
24952 * config/rs6000/darwin-ldouble.c: Likewise.
24953 * config/rs6000/darwin-tramp.asm: Likewise.
24954 * config/rs6000/darwin-unwind.h: Likewise.
24955 * config/rs6000/darwin-vecsave.asm: Likewise.
24956 * config/rs6000/darwin-world.asm: Likewise.
24957 * config/rs6000/e500crtres32gpr.asm: Likewise.
24958 * config/rs6000/e500crtres64gpr.asm: Likewise.
24959 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24960 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24961 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24962 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24963 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24964 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24965 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24966 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24967 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24968 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24969 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24970 * config/rs6000/eabi-ci.asm: Likewise.
24971 * config/rs6000/eabi-cn.asm: Likewise.
24972 * config/rs6000/eabi.asm: Likewise.
24973 * config/rs6000/linux-unwind.h: Likewise.
24974 * config/rs6000/linux64.h: Likewise.
24975 * config/rs6000/paired.h: Likewise.
24976 * config/rs6000/paired.md: Likewise.
24977 * config/rs6000/ppc64-fp.c: Likewise.
24978 * config/rs6000/ppu_intrinsics.h: Likewise.
24979 * config/rs6000/rs6000.h: Likewise.
24980 * config/rs6000/si2vmx.h: Likewise.
24981 * config/rs6000/sol-ci.asm: Likewise.
24982 * config/rs6000/sol-cn.asm: Likewise.
24983 * config/rs6000/spe.h: Likewise.
24984 * config/rs6000/spu2vmx.h: Likewise.
24985 * config/rs6000/sysv4.h: Likewise.
24986 * config/rs6000/tramp.asm: Likewise.
24987 * config/rs6000/vec_types.h: Likewise.
24988 * config/s390/linux-unwind.h: Likewise.
24989 * config/s390/tpf-unwind.h: Likewise.
24990 * config/score/crti.asm: Likewise.
24991 * config/score/crtn.asm: Likewise.
24992 * config/sh/crt1.asm: Likewise.
24993 * config/sh/crti.asm: Likewise.
24994 * config/sh/crtn.asm: Likewise.
24995 * config/sh/divtab-sh4-300.c: Likewise.
24996 * config/sh/divtab-sh4.c: Likewise.
24997 * config/sh/divtab.c: Likewise.
24998 * config/sh/lib1funcs-4-300.asm: Likewise.
24999 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25000 * config/sh/lib1funcs.asm: Likewise.
25001 * config/sh/lib1funcs.h: Likewise.
25002 * config/sh/linux-atomic.asm: Likewise.
25003 * config/sh/linux-unwind.h: Likewise.
25004 * config/sh/shmedia.h: Likewise.
25005 * config/sh/sshmedia.h: Likewise.
25006 * config/sh/ushmedia.h: Likewise.
25007 * config/sparc/crtfastmath.c: Likewise.
25008 * config/sparc/linux-unwind.h: Likewise.
25009 * config/sparc/sol2-c1.asm: Likewise.
25010 * config/sparc/sol2-ci.asm: Likewise.
25011 * config/sparc/sol2-cn.asm: Likewise.
25012 * config/spu/divmodti4.c: Likewise.
25013 * config/spu/divv2df3.c: Likewise.
25014 * config/spu/float_disf.c: Likewise.
25015 * config/spu/float_unsdidf.c: Likewise.
25016 * config/spu/float_unsdisf.c: Likewise.
25017 * config/spu/float_unssidf.c: Likewise.
25018 * config/spu/mfc_multi_tag_release.c: Likewise.
25019 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25020 * config/spu/mfc_tag_release.c: Likewise.
25021 * config/spu/mfc_tag_reserve.c: Likewise.
25022 * config/spu/mfc_tag_table.c: Likewise.
25023 * config/spu/multi3.c: Likewise.
25024 * config/spu/spu_internals.h: Likewise.
25025 * config/spu/spu_intrinsics.h: Likewise.
25026 * config/spu/spu_mfcio.h: Likewise.
25027 * config/spu/vec_types.h: Likewise.
25028 * config/spu/vmx2spu.h: Likewise.
25029 * config/stormy16/stormy16-lib2.c: Likewise.
25030 * config/svr4.h: Likewise.
25031 * config/sync.c: Likewise.
25032 * config/v850/lib1funcs.asm: Likewise.
25033 * config/vxlib-tls.c: Likewise.
25034 * config/vxlib.c: Likewise.
25035 * config/vxworks-dummy.h: Likewise.
25036 * config/xtensa/crti.asm: Likewise.
25037 * config/xtensa/crtn.asm: Likewise.
25038 * config/xtensa/ieee754-df.S: Likewise.
25039 * config/xtensa/ieee754-sf.S: Likewise.
25040 * config/xtensa/lib1funcs.asm: Likewise.
25041 * config/xtensa/lib2funcs.S: Likewise.
25042 * config/xtensa/linux-unwind.h: Likewise.
25043 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25044 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25045 * coretypes.h: Likewise.
25046 * crtstuff.c: Likewise.
25047 * defaults.h: Likewise.
25048 * dwarf2.h: Likewise.
25049 * emutls.c: Likewise.
25050 * gbl-ctors.h: Likewise.
25051 * gcov-io.h: Likewise.
25052 * ginclude/float.h: Likewise.
25053 * ginclude/iso646.h: Likewise.
25054 * ginclude/stdarg.h: Likewise.
25055 * ginclude/stdbool.h: Likewise.
25056 * ginclude/stddef.h: Likewise.
25057 * ginclude/stdfix.h: Likewise.
25058 * ginclude/stdint-gcc.h: Likewise.
25059 * ginclude/tgmath.h: Likewise.
25060 * gthr-aix.h: Likewise.
25061 * gthr-dce.h: Likewise.
25062 * gthr-gnat.c: Likewise.
25063 * gthr-gnat.h: Likewise.
25064 * gthr-lynx.h: Likewise.
25065 * gthr-mipssde.h: Likewise.
25066 * gthr-nks.h: Likewise.
25067 * gthr-posix.c: Likewise.
25068 * gthr-posix.h: Likewise.
25069 * gthr-posix95.h: Likewise.
25070 * gthr-rtems.h: Likewise.
25071 * gthr-single.h: Likewise.
25072 * gthr-solaris.h: Likewise.
25073 * gthr-tpf.h: Likewise.
25074 * gthr-vxworks.h: Likewise.
25075 * gthr-win32.h: Likewise.
25076 * gthr.h: Likewise.
25077 * libgcc2.c: Likewise.
25078 * libgcc2.h: Likewise.
25079 * libgcov.c: Likewise.
25080 * tsystem.h: Likewise.
25081 * typeclass.h: Likewise.
25082 * unwind-c.c: Likewise.
25083 * unwind-compat.h: Likewise.
25084 * unwind-dw2-fde-compat.c: Likewise.
25085 * unwind-dw2-fde-darwin.c: Likewise.
25086 * unwind-dw2-fde-glibc.c: Likewise.
25087 * unwind-dw2-fde.c: Likewise.
25088 * unwind-dw2-fde.h: Likewise.
25089 * unwind-dw2.c: Likewise.
25090 * unwind-dw2.h: Likewise.
25091 * unwind-generic.h: Likewise.
25092 * unwind-pe.h: Likewise.
25093 * unwind-sjlj.c: Likewise.
25094 * unwind.inc: Likewise.
25095 * config/arm/neon-gen.ml: Change generated copyright header to
25096 refer to version 3 of the GNU General Public License with
25097 version 3.1 of the GCC Runtime Library Exception and to point
25098 readers at the COPYING3 and COPYING3.RUNTIME files and the
25099 FSF's license web page.
25100 * config/arm/arm_neon.h: Regenerate.
25102 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25104 * config/cris/cris.md: Change copyright header to refer to version
25105 3 of the GNU General Public License.
25106 * doc/install.texi2html: Change copyright header to refer to version
25107 3 of the GNU General Public License and to point readers at the
25108 COPYING3 file and the FSF's license web page.
25109 * config/vax/linux.h: Likewise.
25111 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25113 * config/i386/i386.md (cmpcc): New.
25114 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25115 (sync_compare_and_swap_cc*): Delete.
25117 * config/s390/s390.c (s390_compare_emitted): Remove.
25118 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25119 s390_compare_emitted used to be handled. Assert that modes match.
25120 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25121 refer to sync_compare_and_swap_ccsi.
25122 * config/s390/s390.h (s390_compare_emitted): Remove.
25123 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25124 instead of s390_compare_emitted.
25125 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25126 instead of s390_compare_emitted.
25127 * config/s390/s390.md (cmpcc): New.
25128 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25129 CC_REGNUM, do not pretend it's set.
25130 (sync_compare_and_swap_cc*): Delete.
25131 * config/s390/predicates.md (cc_reg_operand): New.
25133 * expr.c (sync_compare_and_swap_cc): Delete.
25134 * optabs.h (sync_compare_and_swap_cc): Delete.
25135 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25136 is being used with can_compare_p.
25137 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25138 (find_cc_set): New.
25139 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25140 look for a MODE_CC set instead. Use emit_store_flag.
25141 (expand_compare_and_swap_loop): Likewise, with some additional
25142 complication to avoid a force_reg when useless. Use
25143 emit_cmp_and_jump_insns.
25144 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25145 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25146 sync_compare_and_swap documentation.
25148 2009-04-09 Jan Hubicka <jh@suse.cz>
25150 * except.c (find_prev_try): Break out from ....
25151 (duplicate_eh_regions): ... here; properly update prev_try pointers
25152 when duplication part of tree.
25153 (dump_eh_tree): Improve dumping.
25154 (verify_eh_region): New.
25155 (verify_eh_tree): Use it.
25157 2009-04-06 Richard Guenther <rguenther@suse.de>
25159 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25160 &ARRAY addresses by adjusting their types and prepending
25162 * tree-cfg.c (verify_gimple_assign_single): Verify that
25163 addresses are correct.
25165 2009-04-09 Richard Guenther <rguenther@suse.de>
25167 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25168 indices into an array reference if possible.
25169 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25170 Fold POINTER_PLUS_EXPR statements with invariant address.
25172 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25175 * config.gcc (powerpc64-*-linux*): Always build biarch.
25177 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25180 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25181 it and pedwarn if this results in an INTEGER_CST.
25183 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25185 * doc/install.texi: Update minimum GMP version. Remove obsolete
25186 text in MPFR section.
25188 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25190 * dwarf2out.c (class_scope_p): New static inline.
25191 (class_or_namespace_scope_p): Use it.
25192 (gen_variable_die): Use DW_TAG_member tag for static data member
25193 declarations instead of DW_TAG_variable.
25195 PR middle-end/39573
25196 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25199 2009-04-08 Richard Guenther <rguenther@suse.de>
25201 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25202 valueize random data.
25204 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25206 * config.gcc (aix tm_file): Add aix-stdint.h.
25207 (aix tm clause use_gcc_stdint): Set to wrap.
25208 * config/rs6000/aix-stdint.h: New file.
25210 2009-04-08 Richard Guenther <rguenther@suse.de>
25212 PR middle-end/36291
25213 * tree-dfa.c (add_referenced_var): Do not recurse into
25214 global initializers.
25215 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25217 (fold_const_aggregate_ref): Likewise.
25219 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25221 * recog.c (ordered_comparison_operator): New.
25222 * gensupport.c (std_preds): Add it.
25223 * doc/md.texi (Machine-Independent Predicates): Document it.
25225 2009-04-08 Jan Hubicka <jh@suse.cz>
25227 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25228 * function.h (rtl_eh): Remove exception_handler_label_map.
25229 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25230 remove_exception_handler_label, for_each_eh_label_1): Remove.
25231 (rtl_remove_unreachable_regions): Remove.
25232 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25233 (find_exception_handler_labels): Don't build the hashtable.
25234 (maybe_remove_eh_handler): Remove.
25235 (for_each_eh_label): Rewrite to walk the tree.
25236 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25237 * except.h (maybe_remove_eh_handler): Remove.
25238 * passes.c (init_optimization_passes): Schedule second EH cleanup
25240 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25241 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25243 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25245 * genoutput.c (validate_optab_operands): New.
25246 (gen_insn, gen_expand): Call it.
25248 * genflags.c (gen_insn): Detect misused iterators.
25249 (main): Pass line_no to gen_insn, exit with status 1 on error.
25251 * genextract.c (line_no): Make global.
25252 (VEC_safe_set_locstr): Change assertion to error message.
25253 (main): Exit with status 1 on error.
25255 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25259 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25260 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25261 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25262 * c-convert.c (convert): Do not call fold on results of conversion
25263 functions when the result is a C_MAYBE_CONST_EXPR.
25264 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25265 of __builtin_choose_expr.
25266 * c-typeck.c (remove_c_maybe_const_expr): New.
25267 (build_unary_op, build_conditional_expr, build_compound_expr,
25268 build_binary_op, c_objc_common_truthvalue_conversion): Call
25269 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25272 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25274 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25275 CODE to produce a new one. Add a prototype to use fold_convert_const
25277 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25280 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25281 mix declarations and code.
25283 2009-04-08 Ben Elliston <bje@au.ibm.com>
25285 * gcc.c: Replace `CC' with `GCC' throughout.
25287 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25289 * doc/invoke.texi: Document Atom support.
25291 2009-04-07 Jason Merrill <jason@redhat.com>
25294 * c-common.h, c-common.c: Add flag_pretty_templates.
25295 * c-opts.c (c_common_handle_option): Set it.
25296 * c.opt: Add -fno-pretty-templates.
25297 * doc/invoke.texi (C++ Dialect Options): Likewise.
25299 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25301 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25302 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25303 (ia64_expand_builtin): Likewise.
25305 2009-04-07 Martin Jambor <mjambor@suse.cz>
25307 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25308 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25309 ADDR_EXPRS are include too.
25311 2009-04-07 Richard Guenther <rguenther@suse.de>
25313 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25314 decls are only used if passes as parameters or if they are
25315 local statics and the call is not to a builtin.
25316 (call_may_clobber_ref_p_1): Likewise.
25318 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25320 * expr.c (do_store_flag): Remove last argument. Simplify code
25321 to avoid duplication of tests already done by can_compare_p.
25322 (expand_expr_real_1): Adjust caller.
25324 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25326 * optabs.c (can_compare_p): Test the predicate of a
25327 cbranch and cstore pattern.
25329 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25331 * expr.c (convert_move): Use emit_store_flag instead of
25334 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25336 * config/i386/i386.c (ix86_compare_emitted): Remove.
25337 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25338 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25339 * config/i386/i386.h (ix86_compare_emitted): Remove.
25340 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25341 instead of ix86_compare_emitted.
25342 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25344 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25346 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25347 Add t-sysroot-suffix to tmake_file.
25348 * config/print-sysroot-suffix.sh: New file.
25349 * config/t-sysroot-suffix: New file.
25351 2009-04-07 Ben Elliston <bje@au.ibm.com>
25353 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25354 as the latter produces a warning when the target does not support
25357 2009-04-07 Ben Elliston <bje@au.ibm.com>
25359 * dfp.c: Replace type punning assignments with memcpy throughout.
25360 * Makefile.in (dfp.o-warn): Remove.
25362 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25365 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25366 Include soft-fp/t-softfp after rs6000/t-linux64.
25368 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25370 * stor-layout.c (set_sizetype): Use the full precision of their
25371 machine mode for bitsize types.
25373 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25375 * config/i386/i386.md: Revert 2 accidental checkins.
25377 2009-04-06 Joey Ye <joey.ye@intel.com>
25378 Xuepeng Guo <xuepeng.guo@intel.com>
25379 H.J. Lu <hongjiu.lu@intel.com>
25381 Atom pipeline model, tuning and insn selection.
25382 * config.gcc (atom): Add atom config options and target.
25384 * config/i386/atom.md: New.
25386 * config/i386/i386.c (atom_cost): New cost.
25387 (m_ATOM): New macro flag.
25388 (initial_ix86_tune_features): Set m_ATOM.
25389 (x86_accumulate_outgoing_args): Likewise.
25390 (x86_arch_always_fancy_math_387): Likewise.
25391 (processor_target): Add Atom cost.
25392 (cpu_names): Add Atom cpu name.
25393 (override_options): Set Atom ISA.
25394 (ix86_issue_rate): New case PROCESSOR_ATOM.
25395 (ix86_adjust_cost): Likewise.
25397 * config/i386/i386.h (TARGET_ATOM): New target macro.
25398 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25399 (TARGET_OPT_AGU): New target option.
25400 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25401 (processor_type): Add PROCESSOR_ATOM.
25403 * config/i386/i386.md (cpu): Add new value "atom".
25404 (use_carry, movu): New attr.
25405 (atom.md): Include atom.md.
25406 (adddi3_carry_rex64): Set attr "use_carry".
25407 (addqi3_carry): Likewise.
25408 (addhi3_carry): Likewise.
25409 (addsi3_carry): Likewise.
25410 (*addsi3_carry_zext): Likewise.
25411 (subdi3_carry_rex64): Likewise.
25412 (subqi3_carry): Likewise.
25413 (subhi3_carry): Likewise.
25414 (subsi3_carry): Likewise.
25415 (x86_movdicc_0_m1_rex64): Likewise.
25416 (*x86_movdicc_0_m1_se): Likewise.
25417 (x86_movsicc_0_m1): Likewise.
25418 (*x86_movsicc_0_m1_se): Likewise.
25419 (*adddi_1_rex64): Emit add insn as much as possible.
25420 (*addsi_1): Likewise.
25421 (return_internal): Set atom_unit.
25422 (return_internal_long): Likewise.
25423 (return_pop_internal): Likewise.
25424 (*rcpsf2_sse): Set atom_sse_attr attr.
25425 (*qrt<mode>2_sse): Likewise.
25426 (*prefetch_sse): Likewise.
25428 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25430 (ix86_target_macros_internal): Likewise.
25432 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25433 (*prefetch_sse_rex): Likewise.
25434 (sse_rcpv4sf2): Likewise.
25435 (sse_vmrcpv4sf2): Likewise.
25436 (sse_sqrtv4sf2): Likewise.
25437 (<sse>_vmsqrt<mode>2): Likewise.
25438 (sse_ldmxcsr): Likewise.
25439 (sse_stmxcsr): Likewise.
25440 (*sse_sfence): Likewise.
25441 (sse2_clflush): Likewise.
25442 (*sse2_mfence): Likewise.
25443 (*sse2_lfence): Likewise.
25444 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25445 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25446 (avx_movdqu<avxmodesuffix>): Likewise.
25447 (avx_lddqu<avxmodesuffix>): Likewise.
25448 (sse2_movntv2di): Change attr "type" to "ssemov".
25449 (sse2_movntsi): Likewise.
25450 (rsqrtv8sf2): Change attr "type" to "sseadd".
25451 (sse3_addsubv2df3): Set attr "atom_unit".
25452 (sse3_h<plusminus_insn>v4sf3): Likewise.
25453 (*sse2_pmaddwd): Likewise.
25454 (*vec_extractv2di_1_rex64): Likewise.
25455 (*vec_extractv2di_1_avx): Likewise.
25456 (sse2_psadbw): Likewise.
25457 (ssse3_phaddwv8hi3): Likewise.
25458 (ssse3_phaddwv4hi3): Likewise.
25459 (ssse3_phadddv4si3): Likewise.
25460 (ssse3_phadddv2si3): Likewise.
25461 (ssse3_phaddswv8hi3): Likewise.
25462 (ssse3_phaddswv4hi3): Likewise.
25463 (ssse3_phsubwv8hi3): Likewise.
25464 (ssse3_phsubwv4hi3): Likewise.
25465 (ssse3_phsubdv4si3): Likewise.
25466 (ssse3_phsubdv2si3): Likewise.
25467 (ssse3_phsubswv8hi3): Likewise.
25468 (ssse3_phsubswv4hi3): Likewise.
25469 (ssse3_pmaddubsw128): Likewise.
25470 (sse3_pmaddubsw: Likewise.
25471 (ssse3_palignrti): Likewise.
25472 (ssse3_palignrdi): Likewise.
25474 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25476 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25478 2009-04-06 Richard Guenther <rguenther@suse.de>
25480 PR tree-optimization/28868
25481 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25482 of which PHI results we inserted.
25483 (insert_into_preds_of_block): Record inserted PHIs.
25484 (eliminate): Eliminate redundant PHI nodes.
25485 (init_pre): Init inserted_phi_names.
25487 2009-04-06 Richard Guenther <rguenther@suse.de>
25489 PR tree-optimization/39643
25490 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25491 IMAGPART_EXPRs of complex constants.
25492 (execute_fold_all_builtins): If we folded a call queue
25493 TODO_update_address_taken.
25495 2009-04-06 Jan Hubicka <jh@suse.cz>
25497 PR middle-end/39659
25498 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25501 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25503 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25505 (ic_invalidate_array): Likewise.
25507 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25509 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25510 alignment for library calls.
25512 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25514 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25515 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25516 * config/i386/mingw-stdint.h: New file.
25518 2009-04-05 Richard Guenther <rguenther@suse.de>
25520 PR tree-optimization/39648
25521 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25522 our &A vs. &A[0] IL deficiencies.
25524 2009-04-04 Jan Hubicka <jh@suse.cz>
25526 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25527 removed toplevel regions.
25528 (sjlj_mark_call_sites): Likewise.
25530 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25532 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25533 (cygwin tm clause use_gcc_stdint): Set to wrap.
25534 * config/i386/cygwin-stdint.h: New file.
25536 2009-04-04 Richard Guenther <rguenther@suse.de>
25538 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25539 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25540 single-argument PHIs if we are in loop-closed SSA form.
25541 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25542 for the pre-condition.
25543 (slpeel_tree_peel_loop_to_edge): Likewise.
25544 (vect_build_loop_niters): Take an optional sequence to append stmts.
25545 (vect_generate_tmps_on_preheader): Likewise.
25546 (vect_do_peeling_for_loop_bound): Take extra guards for the
25548 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25549 the cost model check.
25550 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25551 guards if we are going to peel. Do not apply versioning in that case.
25552 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25553 (vect_do_peeling_for_loop_bound): Likewise.
25554 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25555 loop bound only record extra pre-conditions, do not apply loop
25558 2009-04-04 Richard Guenther <rguenther@suse.de>
25560 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25563 2009-04-04 Jan Hubicka <jh@suse.cz>
25565 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25566 last_basic_block for size of bb->index indexed array.
25567 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25568 compute_out, link_btr_uses, build_btr_def_use_webs,
25569 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25571 2009-04-04 Jan Hubicka <jh@suse.cz>
25573 * except.c (remove_eh_handler_and_replace): Break out from ...
25574 (remove_eh_handler): ... here.
25575 (bring_to_root): New function.
25576 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25577 handled ones, bring others to root of tree.
25579 2009-04-04 Jan Hubicka <jh@suse.cz>
25581 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25582 (all_phis_safe_to_merge): New function.
25583 (update_info): New structure.
25584 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25585 (cleanup_empty_eh): Update SSA if possible.
25587 2009-04-04 Richard Guenther <rguenther@suse.de>
25589 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25590 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25591 (append_vuse): Likewise.
25593 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25595 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25596 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25597 instead of REG_UNSAVED for DW_CFA_undefined.
25598 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25599 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25602 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25605 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25607 2009-04-04 Richard Guenther <rguenther@suse.de>
25609 PR tree-optimization/8781
25610 PR tree-optimization/37892
25611 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25612 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25613 (valueize_refs): Call it for *& valueizations.
25614 (shared_reference_ops_from_ref): Rename to ...
25615 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25616 (shared_reference_ops_from_call): Rename to ...
25617 (valueize_shared_reference_ops_from_call): ... this and valueize.
25618 (vn_reference_lookup): Update.
25619 (visit_reference_op_call): Likewise.
25620 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25621 (eliminate): Value-replace the call address in call statements.
25623 2009-04-04 Richard Guenther <rguenther@suse.de>
25625 PR tree-optimization/39636
25626 * tree-ssa-forwprop.c
25627 (forward_propagate_addr_into_variable_array_index): Check for
25628 GIMPLE_ASSIGN before accessing the rhs code.
25630 2009-04-03 Jason Merrill <jason@redhat.com>
25632 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25634 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25636 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25637 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25638 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25639 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25640 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25641 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25642 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25643 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25644 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25645 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25646 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25647 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25648 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25649 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25650 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25651 Use fr_reg_or_fp01_operand instead of fr_register_operand
25653 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25654 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25655 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25657 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25659 PR rtl-optimization/39607
25660 PR rtl-optimization/39631
25664 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25665 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25666 instead of DF_LR_OUT.
25667 * ira-lives.c (process_bb_node_lives): Ditto.
25668 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25669 instead of DF_LR_{OUT,IN}.
25670 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25671 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25673 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25675 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25676 (execute_lower_omp): Always run but take the short way out if -fopenmp
25678 (gate_lower_omp): Remove, forcing the pass manager to always run the
25679 pass and always set PROP_gimple_lomp.
25680 (pass_lower_omp): Remove gate function.
25681 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25682 PROP_trees. Instead, require it.
25683 * ipa-cp.c (pass_ipa_cp): Likewise.
25684 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25685 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25686 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25687 and PROP_gimple_leh.
25689 2009-04-03 Richard Guenther <rguenther@suse.de>
25691 PR middle-end/13146
25692 PR tree-optimization/23940
25693 PR tree-optimization/33237
25694 PR middle-end/33974
25695 PR middle-end/34093
25696 PR tree-optimization/36201
25697 PR tree-optimization/36230
25698 PR tree-optimization/38049
25699 PR tree-optimization/38207
25700 PR tree-optimization/38230
25701 PR tree-optimization/38301
25702 PR tree-optimization/38585
25703 PR middle-end/38895
25704 PR tree-optimization/38985
25705 PR tree-optimization/39299
25706 * tree-ssa-structalias.h: Remove.
25707 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25708 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25709 (struct vuse_element_d): Remove.
25710 (struct vuse_vec_d): Likewise.
25711 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25712 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25713 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25714 VUSE_ELEMENT_VAR): Likewise.
25715 (struct voptype_d): Likewise.
25716 (NUM_VOP_FREE_BUCKETS): Likewise.
25717 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25718 (struct stmt_operands_d): Remove.
25719 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25720 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25721 VDEF_NUM, VDEF_VECT): Likewise.
25722 (copy_virtual_operands): Remove.
25723 (operand_build_cmp): Likewise.
25724 (create_ssa_artificial_load_stmt): Likewise.
25725 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25726 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25727 vuse_index and mayuse_index members. Pack and move done and iter_type
25728 members to the front.
25729 (SSA_OP_VMAYUSE): Remove.
25730 (SSA_OP_VIRTUAL_USES): Adjust.
25731 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25732 (unlink_stmt_vdef): Declare.
25733 (add_to_addressable_set): Remove.
25734 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25735 (vrp_visit_stmt): Likewise.
25736 * doc/tree-ssa.texi (Alias analysis): Update.
25737 * doc/invoke.texi (max-aliased-vops): Remove docs.
25738 (avg-aliased-vops): Likewise.
25739 * tree-into-ssa.c (syms_to_rename): Remove.
25740 (need_to_update_vops_p): Likewise.
25741 (need_to_initialize_update_ssa_p): Rename to ...
25742 (update_ssa_initialized_fn): ... this. Track function we are
25744 (symbol_marked_for_renaming): Simplify.
25745 (add_new_name_mapping): Do not set need_to_update_vops_p.
25746 (dump_currdefs): Use SYMS_TO_RENAME.
25747 (rewrite_update_stmt): Always walk all uses/defs.
25748 (dump_update_ssa): Adjust.
25749 (init_update_ssa): Take function argument. Track what we are
25751 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25752 (create_new_def_for): Initialize for cfun, assert we are initialized
25754 (mark_sym_for_renaming): Simplify.
25755 (mark_set_for_renaming): Do not initialize update-ssa.
25756 (need_ssa_update_p): Simplify. Take function argument.
25757 (name_mappings_registered_p): Assert we ask for the correct function.
25758 (name_registered_for_update_p): Likewise.
25759 (ssa_names_to_replace): Likewise.
25760 (release_ssa_name_after_update_ssa): Likewise.
25761 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25762 (dump_decl_set): Do not print a newline.
25763 (debug_decl_set): Do it here.
25764 (dump_update_ssa): And here.
25765 * tree-ssa-loop-im.c (move_computations): Adjust.
25766 (movement_possibility): Likewise.
25767 (determine_max_movement): Likewise.
25768 (gather_mem_refs_stmt): Likewise.
25769 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25770 or NAME_MEMORY_TAG.
25771 * tree-complex.c (update_all_vops): Remove.
25772 (expand_complex_move): Adjust.
25773 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25774 Simplify test for memory referencing statement. Exclude
25775 non-invariant ADDR_EXPRs.
25776 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25777 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25778 (rdg_flag_uses): Likewise.
25779 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25781 (tree_optimize_tail_calls_1): Also split the
25782 edge from the entry block if we have degenerate PHI nodes in
25783 the first basic block.
25784 * tree.c (init_ttree): Remove memory-tag related code.
25785 (tree_code_size): Likewise.
25786 (tree_node_structure): Likewise.
25787 (build7_stat): Re-write to be build6_stat.
25788 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25789 (SSA_VAR_P): Adjust.
25790 (struct tree_memory_tag): Remove.
25791 (struct tree_memory_partition_tag): Likewise.
25792 (union tree_node): Adjust.
25793 (build7): Re-write to be build6.
25794 * tree-pass.h (pass_reset_cc_flags): Remove.
25795 (TODO_update_address_taken): New flag.
25796 (pass_simple_dse): Remove.
25797 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25798 * params.h (MAX_ALIASED_VOPS): Remove.
25799 (AVG_ALIASED_VOPS): Likewise.
25800 * omp-low.c (expand_omp_taskreg): Update SSA form.
25801 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25802 aliases the lhs in a copy stmt.
25803 * tree-ssa-dse.c (struct address_walk_data): Remove.
25804 (memory_ssa_name_same): Likewise.
25805 (memory_address_same): Likewise.
25806 (get_kill_of_stmt_lhs): Likewise.
25807 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25808 unused stores. Look through PHI nodes into post-dominated regions.
25809 (dse_optimize_stmt): Simplify. Properly remove stores.
25810 (tree_ssa_dse): Compute dominators.
25811 (execute_simple_dse): Remove.
25812 (pass_simple_dse): Likewise.
25813 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25814 gimple_loaded_syms and gimple_stored_syms computation.
25815 * toplev.c (dump_memory_report): Dump alias and pta stats.
25816 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25817 (vn_reference_eq): Likewise.
25818 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25819 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25820 valueize_vuses): Remove.
25821 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25822 (get_def_ref_stmt_vuse): ... this.
25823 (vn_reference_lookup_2): New function.
25824 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25825 walking equivalent vuses. Simplify.
25826 (vn_reference_lookup): Likewise.
25827 (vn_reference_insert): Likewise.
25828 (vn_reference_insert_pieces): Likewise.
25829 (visit_reference_op_call): Simplify.
25830 (visit_reference_op_load): Likewise.
25831 (visit_reference_op_store): Likewise.
25832 (init_scc_vn): Remove shared_lookup_vuses initialization.
25833 (free_scc_vn): Remove shared_lookup_vuses freeing.
25834 (sort_vuses, sort_vuses_heap): Remove.
25835 (get_ref_from_reference_ops): Export.
25836 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25837 vector with single vuse pointer.
25838 (vn_reference_lookup_pieces, vn_reference_lookup,
25839 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25840 (shared_vuses_from_stmt): Remove.
25841 (get_ref_from_reference_ops): Declare.
25842 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25843 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25844 memory-tag related code.
25845 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25846 (likely_value): Add comment, skip static-chain of call statements.
25847 (surely_varying_stmt_p): Adjust.
25848 (gimplify_and_update_call_from_tree): Likewise.
25849 (execute_fold_all_builtins): Do not rebuild alias info.
25850 (gimplify_and_update_call_from_tree): Properly update VOPs.
25851 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25852 (copy_ref_info): Remove memory-tag related code.
25853 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25854 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25855 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25857 * tree-ssa-dom.c (gimple_p): Remove typedef.
25858 (eliminate_redundant_computations): Adjust.
25859 (record_equivalences_from_stmt): Likewise.
25860 (avail_expr_hash): Likewise.
25861 (avail_expr_eq): Likewise.
25862 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25863 (stmt_makes_single_load): Likewise.
25864 (stmt_makes_single_store): Likewise.
25865 * tree-ssa-alias.c: Rewrite completely.
25866 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25867 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25868 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25869 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25870 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25871 Remove public functions.
25872 (pass_reset_cc_flags): Remove.
25873 (pass_build_alias): Move ...
25874 * tree-ssa-structalias.c (pass_build_alias): ... here.
25875 * tree-ssa-alias.c (may_be_aliased): Move ...
25876 * tree-flow-inline.h (may_be_aliased): ... here.
25877 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25878 count_uses_and_derefs): Move ...
25879 * gimple.c: ... here.
25880 * gimple.h (count_uses_and_derefs): Declare.
25881 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25882 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25883 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25884 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25885 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25886 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25887 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25889 * tree-dfa.c (refs_may_alias_p): Move ...
25890 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25891 * tree-ssa-alias.h: New file.
25892 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25893 (statement_sink_location): Likewise.
25894 * opts.c (decode_options): Do not adjust max-aliased-vops or
25895 avg-aliased-vops values.
25896 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25897 (TV_CALL_CLOBBER): Likewise.
25898 (TV_FLOW_SENSITIVE): Likewise.
25899 (TV_FLOW_INSENSITIVE): Likewise.
25900 (TV_MEMORY_PARTITIONING): Likewise.
25901 (TV_ALIAS_STMT_WALK): New timevar.
25902 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25903 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25904 (get_address_description): Remove memory-tag related code.
25905 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25906 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25907 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25908 and immediate uses in statements. Document.
25909 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25910 (dump_symbols): Remove.
25911 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25912 * alias.c (get_deref_alias_set): New function split out from ...
25913 (get_alias_set): ... here.
25914 * alias.h (get_deref_alias_set): Declare.
25915 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25916 type parameter. Remove restrict pointer handling. Create a
25917 ref-all pointer in case type-based alias sets do not conflict.
25918 (vect_analyze_data_refs): Remove SMT related code.
25919 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25920 (vectorizable_load): Likewise.
25921 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25922 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25923 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25924 Ignore vops and SMTs.
25925 (dr_analyze_alias): Likewise..
25926 (free_data_ref): Likewise.
25927 (create_data_ref): Likewise.
25928 (analyze_all_data_dependences): Likewise.
25929 (get_references_in_stmt): Adjust.
25930 * tree-flow-inline.h (gimple_aliases_computed_p,
25931 gimple_addressable_vars, gimple_call_clobbered_vars,
25932 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25933 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25934 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25935 gimple_mem_ref_stats): Remove.
25936 (gimple_vop): New function.
25937 (op_iter_next_use): Remove vuses and mayuses cases.
25938 (op_iter_next_def): Remove vdefs case.
25939 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25940 (clear_and_done_ssa_iter): Do not set removed fields.
25941 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25942 Assert we are not iterating over vuses or vdefs if not also
25943 iterating over uses or defs.
25944 (op_iter_init_use): Likewise.
25945 (op_iter_init_def): Likewise.
25946 (op_iter_next_vdef): Remove.
25947 (op_iter_next_mustdef): Likewise.
25948 (op_iter_init_vdef): Likewise.
25949 (compare_ssa_operands_equal): Likewise.
25950 (link_use_stmts_after): Handle vuse operand.
25951 (is_call_used): Use is_call_clobbered.
25952 (is_call_clobbered): Global variables are always call clobbered,
25953 query the call-clobbers bitmap.
25954 (mark_call_clobbered): Ignore global variables.
25955 (clear_call_clobbered): Likewise.
25956 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25957 virtual operands sanity check.
25958 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25960 (TARGET_MEM_REF): Remove TMR_TAG operand.
25961 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25962 Remove call-clobber related code.
25963 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25964 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25965 partitions or escape reason.
25966 (get_single_def_stmt, get_single_def_stmt_from_phi,
25967 get_single_def_stmt_with_phi): Remove.
25968 (dump_referenced_vars): Tidy.
25969 (get_ref_base_and_extent): Allow bare decls.
25970 (collect_dfa_stats): Adjust.
25971 * graphite.c (rename_variables_in_stmt): Adjust.
25972 (graphite_copy_stmts_from_block): Likewise.
25973 (translate_clast): Likewise.
25974 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25976 (translate_vuse_through_block): Use the oracle.
25977 (phi_translate_1): Adjust.
25978 (value_dies_in_block_x): Use the oracle. Cache the outcome
25980 (valid_in_sets): Check if the VUSE for
25981 a REFERENCE is available.
25982 (eliminate): Do not remove stmts during elimination,
25983 instead queue and remove them afterwards.
25984 (do_pre): Do not rebuild alias info.
25985 (pass_pre): Run TODO_rebuild_alias before PRE.
25986 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25987 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25988 (mark_all_v_defs_stmt): Remove.
25989 (mark_all_v_defs_seq): Adjust.
25990 (sra_replace): Likewise.
25991 (scalarize_use): Likewise.
25992 (scalarize_copy): Likewise.
25993 (scalarize_init): Likewise.
25994 (scalarize_ldst): Likewise.
25995 (todoflags): Remove.
25996 (tree_sra): Do not rebuild alias info.
25997 (tree_sra_early): Adjust.
25998 (pass_sra): Run TODO_update_address_taken before SRA.
25999 * tree-predcom.c (set_alias_info): Remove.
26000 (prepare_initializers_chain): Do not call it.
26001 (mark_virtual_ops_for_renaming): Adjust.
26002 (mark_virtual_ops_for_renaming_list): Remove.
26003 (initialize_root_vars): Adjust.
26004 (initialize_root_vars_lm): Likewise.
26005 (prepare_initializers_chain): Likewise.
26006 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26007 (may_propagate_copy_into_stmt): Likewise.
26008 (merge_alias_info): Do nothing for now.
26009 (propagate_tree_value_into_stmt): Adjust.
26010 (stmt_may_generate_copy): Likewise.
26011 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26012 not mark symbols for renaming.
26013 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26014 with the same statement, make sure to update the new pointed-to one.
26015 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26016 call statements, do not mark symbols for renaming.
26017 (mark_operand_necessary): Dump something.
26018 (ref_may_be_aliased): New function.
26019 (mark_aliased_reaching_defs_necessary_1): New helper function.
26020 (mark_aliased_reaching_defs_necessary): Likewise.
26021 (mark_all_reaching_defs_necessary_1): Likewise.
26022 (mark_all_reaching_defs_necessary): Likewise.
26023 (propagate_necessity): Do not process virtual PHIs. For
26024 non-aliased loads mark all reaching definitions as necessary.
26025 For aliased loads and stores mark the immediate dominating
26026 aliased clobbers as necessary.
26027 (visited): New global static.
26028 (perform_tree_ssa_dce): Free visited bitmap after propagating
26030 (remove_dead_phis): Perform simple dead virtual PHI removal.
26031 (remove_dead_stmt): Properly unlink virtual operands when
26033 (eliminate_unnecessary_stmts): Schedule PHI removal after
26035 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26036 (process_replaceable): Likewise.
26037 (find_replaceable_in_bb): Likewise.
26038 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26039 based on the single gimple vop.
26040 (verify_flow_insensitive_alias_info): Remove.
26041 (verify_flow_sensitive_alias_info): Likewise.
26042 (verify_call_clobbering): Likewise.
26043 (verify_memory_partitions): Likewise.
26044 (verify_alias_info): Likewise.
26045 (verify_ssa): Adjust..
26046 (execute_update_addresses_taken): Export. Update SSA
26047 manually. Optimize only when optimizing. Use a local bitmap.
26048 (pass_update_address_taken): Remove TODO_update_ssa, add
26050 (pass_update_address_taken): Just use TODO_update_address_taken.
26051 (init_tree_ssa): Do not initialize addressable_vars.
26052 (verify_ssa): Verify new VUSE / VDEF properties.
26053 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26054 Do not call verify_alias_info.
26055 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26056 Do not free the loaded and stored syms bitmaps. Reset the escaped
26057 and callused solutions. Do not free addressable_vars.
26058 Remove memory-tag related code.
26059 (warn_uninitialized_var): Aliases are always available.
26060 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26061 * lambda-code.c (can_put_in_inner_loop): Adjust.
26062 (can_put_after_inner_loop): Likewise.
26063 (perfect_nestify): Likewise.
26064 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26065 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26066 (vectorizable_conversion): Do not mark symbols for renaming.
26067 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26068 (expand_call_inline): Unlink the calls virtual operands before
26070 (tree_function_versioning): Do not call update_ssa if we are not
26071 updating clones. Simplify.
26072 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26073 (propagate_with_phi): Likewise..
26074 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26075 clobber code. Assert we are not aliased or global.
26076 * tree-flow.h: Include tree-ssa-alias.h
26077 (enum escape_type): Remove.
26078 (struct mem_sym_stats_d): Likewise.
26079 (struct mem_ref_stats_d): Likewise.
26080 (struct gimple_df): Add vop member. Remove global_var,
26081 call_clobbered_vars, call_used_vars, addressable_vars,
26082 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26083 escaped and callused members.
26084 (struct ptr_info_def): Remove all members, add points-to solution
26086 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26087 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26088 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26089 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26090 (tree-ssa-alias.o): Likewise.
26091 (toplev.o): Add tree-ssa-alias.h
26092 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26093 * gimple.c (gimple_set_bb): Fix off-by-one error.
26094 (is_gimple_reg): Do not handle memory tags.
26095 (gimple_copy): Also copy virtual operands.
26096 Delay updating the statement. Do not reset loaded and stored syms.
26097 (gimple_set_stored_syms): Remove.
26098 (gimple_set_loaded_syms): Likewise.
26099 (gimple_call_copy_skip_args): Copy the virtual operands
26100 and mark the new statement modified.
26101 * tree-ssa-structalias.c (may_alias_p): Remove.
26102 (set_uids_in_ptset): Take the alias set to prune with as
26103 parameter. Fold in the alias test of may_alias_p.
26104 (compute_points_to_sets): Compute whether a ptr is dereferenced
26105 in a local sbitmap.
26106 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26107 other ADDRESSOF constraints on the lhs.
26108 (get_constraint_for_component_ref): Assert that we don't get
26109 ADDRESSOF constraints from the base of the reference.
26110 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26111 (struct variable_info): Remove collapsed_to member.
26112 (get_varinfo_fc): Remove.
26113 (new_var_info): Do not set collapsed_to.
26114 (dump_constraint): Do not follow cycles.
26115 (dump_constraint_graph): Likewise.
26116 (build_pred_graph): Likewise.
26117 (build_succ_graph): Likewise.
26118 (rewrite_constraints): Likewise.
26119 (do_simple_structure_copy): Remove.
26120 (do_rhs_deref_structure_copy): Remove.
26121 (do_lhs_deref_structure_copy): Remove.
26122 (collapse_rest_of_var): Remove.
26123 (do_structure_copy): Re-implement.
26124 (pta_stats): New global variable.
26125 (dump_pta_stats): New function.
26126 (struct constraint_expr): Make offset signed.
26127 (UNKNOWN_OFFSET): Define special value.
26128 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26129 (solution_set_expand): New helper function split out from ...
26130 (do_sd_constraint): ... here.
26131 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26132 (do_ds_constraint): Likewise.
26133 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26134 and CALLUSED = *CALLUSED.
26135 (set_union_with_increment): Make inc argument signed.
26136 (type_safe): Remove.
26137 (get_constraint_for_ptr_offset): Handle unknown and negative
26139 (first_vi_for_offset): Handle offsets before start. Bail
26140 out early for offsets beyond the variable extent.
26141 (first_or_preceding_vi_for_offset): New function.
26142 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26143 Together with ESCAPED = *ESCAPED this properly computes reachability.
26144 (find_what_var_points_to): New function.
26145 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26146 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26147 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26148 pt_solutions_intersect): New functions.
26149 (compute_call_used_vars): Remove.
26150 (compute_may_aliases): New main entry into PTA computation.
26151 * gimple.h (gimple_p): New typedef.
26152 (struct gimple_statement_base): Remove references_memory_p.
26153 (struct gimple_statement_with_memory_ops_base): Remove
26154 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26156 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26157 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26158 gimple_set_references_memory): Remove.
26159 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26160 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26162 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26163 (verify_expr): Allow RESULT_DECL.
26164 (gimple_duplicate_bb): Do not copy virtual operands.
26165 (gimple_duplicate_sese_region): Adjust.
26166 (gimple_duplicate_sese_tail): Likewise.
26167 (mark_virtual_ops_in_region): Remove.
26168 (move_sese_region_to_fn): Do not call it.
26169 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26170 and pass_simple_dse.
26171 (execute_function_todo): Handle TODO_update_address_taken,
26172 call execute_update_addresses_taken for TODO_rebuild_alias.
26173 (execute_todo): Adjust.
26174 (execute_one_pass): Init dump files early.
26175 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26177 (create_general_new_stmt): Clear vops.
26178 * tree-ssa-reassoc.c (get_rank): Adjust.
26179 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26180 symbols for renaming.
26181 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26182 (PARAM_AVG_ALIASED_VOPS): Likewise.
26183 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26184 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26185 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26186 (operand_build_cmp, copy_virtual_operands,
26187 create_ssa_artificial_load_stmt, add_to_addressable_set,
26188 gimple_add_to_addresses_taken): Remove public functions.
26189 (unlink_stmt_vdef): New function.
26191 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26193 * config.gcc (powerpc-*-linux*): Merge variants.
26195 2009-04-02 Chao-ying Fu <fu@mips.com>
26196 James Grosbach <james.grosbach@microchip.com>
26198 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26199 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26201 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26202 keep_interrupts_masked_p, use_debug_exception_return_p.
26203 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26204 keep_interrupts_masked, use_debug_exception_return.
26205 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26206 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26208 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26209 (mips_print_operand): Process COP0 registers to print $0 .. $31
26210 correctly for GAS to process.
26211 (mips_interrupt_extra_call_saved_reg_p): New function.
26212 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26214 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26215 (mips_compute_frame_info): Add supports for interrupt context that
26216 includes doubleword accumulators and COP0 registers.
26217 (mips_for_each_saved_acc): New function.
26218 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26219 mips_for_each_saved_reg.
26220 (mips_save_reg): Save accumulators.
26221 (mips_kernel_reg_p): A new for_each_rtx callback.
26222 (mips_expand_prologue): Support interrupt handlers.
26223 (mips_restore_reg): Restore accumulators.
26224 (mips_expand_epilogue): Support interrupt handlers.
26225 (mips_can_use_return_insn): Return false for interrupt handlers.
26226 (mips_epilogue_uses): New function.
26227 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26228 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26229 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26230 cop0_move): New instructions.
26231 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26232 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26234 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26236 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26237 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26238 interrupt handlers, we use K0 as the temporary register.
26239 (EPILOGUE_USES): Change to a function call.
26240 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26241 handlers, we use K0 as the temporary register.
26243 * doc/extend.texi (Function Attributes): Document interrupt,
26244 use_shadow_register_set, keep_interrupts_masked,
26245 use_debug_exception_return for MIPS attributes.
26247 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26249 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26250 Remove a number of t-files from tmake_file.
26251 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26252 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26253 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26254 target_prototype, not TARGET_PROTOTYPE.
26255 (LINK_OS_GNU_SPEC): Define.
26256 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26257 and darwin-ldoubdle.c.
26259 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26262 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26263 (cpp_options): Ditto.
26264 (default_compilers): Ditto.
26265 (display_help): Ditto.
26266 (process_command): Ditto.
26267 (do_spec_1): Ditto.
26268 (set_input): Use lbasename instead of duplicate code.
26269 (save_temps_prefix): New static for -save-temps=obj.
26270 (save_temps_length): Ditto.
26272 * doc/invoke.texi (-save-temps=obj): Document new variant to
26273 -save-temps switch.
26275 2009-04-02 Jeff Law <law@redhat.com>
26277 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26280 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26282 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26283 * configure: Regenerated.
26285 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26287 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26288 share the argument list.
26290 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26294 2009-02-12 Diego Novillo <dnovillo@google.com>
26296 * varpool.c (debug_varpool): New.
26297 * cgraph.h (debug_varpool): Declare.
26299 2009-04-02 Jan Hubicka <jh@suse.cz>
26301 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26304 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26306 * config/i386/i386.c (ix86_abi): Move initialization to ...
26307 (override_options): Here.
26309 2009-04-02 Christian Bruel <christian.bruel@st.com>
26311 * config/sh/sh.c (sh_dwarf_register_span): New function.
26312 (TARGET_DWARF_REGISTER_SPAN): Define.
26313 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26315 2009-04-02 Ira Rosen <irar@il.ibm.com>
26317 PR tree-optimization/39595
26318 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26319 interleaved loads group is not greater than the SLP group size.
26321 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26323 * builtins.c (is_builtin_name): New.
26324 (called_as_built_in): Use is_builtin_name.
26325 * tree.h (is_builtin_name): New.
26326 * varasm.c (incorporeal_function_p): Use is_builtin_name
26328 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26330 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26332 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26335 * c-decl.c (clone_underlying_type): Move this ...
26336 * c-common.c (set_underlying_type): ... here.
26337 Also, make sure the function properly sets TYPE_STUB_DECL() on
26338 the newly created typedef variant type.
26339 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26340 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26343 2009-04-02 Richard Guenther <rguenther@suse.de>
26345 PR tree-optimization/37221
26346 * tree-flow.h (degenerate_phi_result): Declare.
26347 * tree-ssa-dom.c (degenerate_phi_result): Export.
26348 * tree-scalar-evolution.c (analyze_initial_condition): If
26349 the initial condition is defined by a degenerate PHI node
26350 use the degenerate value.
26352 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26354 PR rtl-optimization/39588
26355 * combine.c (merge_outer_ops): Do not set the constant when this
26357 (simplify_shift_const_1): Do not modify it either in this case.
26359 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26361 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26362 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26364 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26367 * c-lex.c (interpret_float): Default (no suffix) is double.
26369 2009-04-1 Xinliang David Li <davidxl@google.com>
26371 * config/i386/i386.c (legitimate_constant_p): Recognize
26372 all one vector constant.
26374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26376 * config/vax/vax.c: Add #includes to silence warnings.
26377 Change #include order to silence two warnings.
26379 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26381 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26382 (ASM_SPEC): Pass -k to the assembler for PIC code.
26384 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26386 * config.gcc: Add vax-*-linux* to the switch.
26387 * config/vax/linux.h: New file. (TARGET_VERSION,
26388 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26392 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26393 Use predicate macros instead of GET_CODE() == foo.
26394 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26395 ashlsi3, rotrsi3, <unnamed>): Likewise.
26397 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26399 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26400 jbbccihi, jbbccisi): Remova trailing whitespace.
26401 * config/vax/constraints.md: Likewise.
26402 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26403 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26404 * config/vax/predicates.md: Likewise.
26405 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26406 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26407 * config/vax/vax.h: Likewise.
26408 * config/vax/vax.md (nonlocal_goto): Likewise.
26410 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26412 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26413 (indirectable_address_p, adjacent_operands_p): Add spaces around
26415 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26419 * config/vax/vax.c (legitimate_constant_address_p,
26420 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26421 index_term_p, reg_plus_index_p, legitimate_address_p,
26422 vax_mode_dependent_address_p): Update comments to match functions
26423 modified by the recent int->bool conversion.
26425 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26427 * config/vax/builtins.md: Update copyright message.
26428 * config/vax/constraints.md: Likewise.
26429 * config/vax/netbsd-elf.h: Likewise.
26430 * config/vax/predicates.md: Likewise.
26431 * config/vax/vax-protos.h: Likewise.
26432 * config/vax/vax.c: Likewise.
26433 * config/vax/vax.h: Likewise.
26434 * config/vax/vax.md: Likewise.
26435 * config/vax/vax.opt: Likewise.
26437 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26439 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26440 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26441 * config/vax/constraints.md (B, R): Likewise.
26442 * config/vax/predicates.md (external_memory_operand,
26443 nonimmediate_addsub_di_operand): Likewise.
26444 * config/vax/vax.c (vax_output_int_add): Likewise.
26445 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26446 untyped_call): Likewise.
26448 2009-04-01 Matt Thomas <matt@3am-software.com>
26450 * config/vax/predicates.md: New file.
26451 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26452 external_const_operand, nonsymbolic_operand, external_memory_operand,
26453 indirect_memory_operand, indexed_memory_operand,
26454 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26455 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26457 * config/vax/constraints.md: New file.
26458 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26460 * config/vax/builtins.md: New file.
26461 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26462 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26464 * config/vax/vax.opt (mqmath): Add option.
26465 * config/vax/vax.md (isfx): Extend with DI.
26466 (VAXintQH, VAXintQHSD): Define.
26467 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26468 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26469 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26470 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26471 (movdi): Update constraints and use vax_output_int_move().
26472 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26473 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26474 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26475 nonlocal_goto): New.
26476 (mov<mode>): Extend accepted operand types.
26477 (subdi3_old): Rename from subdi3, change update constraints and use
26478 a new implementation.
26479 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26480 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26481 MOVE_RATIO, CLEAR_RATIO): Define.
26482 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26483 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26484 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26485 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26486 (split_quadword_operands): Make static and really allow variable
26488 (print_operand_address): Update for PIC generation.
26489 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26490 indexable_address_p, fixup_mathdi_operand,
26491 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26492 (vax_float_literal, legitimate_constant_p,
26493 indirectable_constant_address_p, index_term_p,
26494 reg_plus_index_p): Return bool instead of int.
26495 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26497 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26499 (vax_output_conditional_branch): Indent.
26500 (legitimate_constant_address_p, indirectable_constant_address_p,
26501 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26502 vax_mode_dependent_address_p): Return bool instead of int, update for
26504 * config/vax/vax-protos.h (legitimate_constant_address_p,
26505 legitimate_constant_p, legitimate_address_p,
26506 vax_mode_dependent_address_p): Change declaration to bool.
26507 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26508 vax_expand_addsub_di_operands, vax_output_int_subtract,
26509 vax_output_movmemsi): Declare.
26510 (split_quadword_operands, vax_float_literal): Delete declaration.
26511 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26512 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26513 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26514 ASM_OUTPUT_DWARF_PCREL): Define.
26515 (ASM_SPEC): Change definition to allow PIC generation.
26517 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26519 * doc/sourcebuild.texi: Update front-end requirements.
26521 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26524 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26525 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26526 (booldi3_internal3): Use boolean_or_operator instead of
26529 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26532 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26533 declarator whose size is not an integer constant expression but
26534 folds to an integer constant, then treat it as a constant
26537 2009-04-01 Richard Guenther <rguenther@suse.de>
26539 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26540 i * 4 + 2 to (i * 2 + 1) * 2.
26542 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26545 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26546 return if c_parser_asm_string_literal returned NULL.
26548 2009-04-01 Nick Clifton <nickc@redhat.com>
26550 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26552 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26553 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26554 other typedefs to avoid conflicts with libgcc2.c. Define labels
26555 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26557 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26558 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26561 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26563 * varasm.c (default_function_rodata_section): Declare DOT as
26566 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26567 Andrey Galkin <agalkin@hypercom.com>
26570 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26571 Make object_name unique for each process.
26573 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26576 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26577 addressable variables in the parallel that could go out of scope while
26578 running queued tasks.
26580 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26582 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26583 (CASE_VALUES_THRESHOLD): Redefine.
26584 * config/avr/avr.c (avr_override_options): Remove initialization of
26585 avr_case_values_threshold variable.
26586 (avr_case_values_threshold): Remove variable. Add new function.
26587 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26588 * config/avr/avr.opt (mno-tablejump): Remove option.
26589 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26591 2009-04-01 DJ Delorie <dj@redhat.com>
26593 * varasm.c (default_function_rodata_section): Don't assume
26594 anything about where the first '.' in the section name is.
26596 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26598 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26599 rs6000_emit_stack_tie.
26601 2009-03-31 Ian Lance Taylor <iant@google.com>
26603 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26604 gimple_code with GIMPLE_RESX, not RESX.
26606 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26608 * c-common.c (c_get_ident): New.
26609 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26611 2009-04-01 Ben Elliston <bje@au.ibm.com>
26613 * config/rs6000/sysv4.opt (msdata): Improve option description.
26615 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26617 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26618 (divdf3_internal_lat): Remove.
26619 (divxf3_internal_lat): Remove.
26620 (divxf3_internal_thr): Remove.
26621 (divxf): Use divxf3_internal.
26622 * config/ia64/div.md (divsf3_internal_lat): New.
26623 (divdf3_internal_lat): New.
26624 (divxf3_internal): New.
26626 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26629 * Makefile.in (USE_GCC_STDINT): Define.
26630 (stmp-int-hdrs): Install stdint.h if applicable.
26631 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26633 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26634 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26635 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26636 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26637 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26638 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26639 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26640 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26641 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26642 (c_common_nodes_and_builtins): Initialize
26643 underlying_wchar_type_node. Do not initialize
26644 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26645 nodes for new types.
26646 (c_stddef_cpp_builtins): Define macros for new types.
26647 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26649 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26650 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26651 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26652 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26653 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26654 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26655 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26656 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26657 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26658 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26659 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26660 int16_type_node, int32_type_node, int64_type_node,
26661 uint8_type_node, uint16_type_node, c_uint32_type_node,
26662 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26663 int_least32_type_node, int_least64_type_node,
26664 uint_least8_type_node, uint_least16_type_node,
26665 uint_least32_type_node, uint_least64_type_node,
26666 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26667 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26668 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26669 uintptr_type_node): Define.
26670 * c-cppbuiltin.c (builtin_define_constants,
26671 builtin_define_type_minmax): New.
26672 (builtin_define_stdint_macros): Define more macros.
26673 (c_cpp_builtins): Define more limit macros.
26674 (type_suffix): New.
26675 (builtin_define_type_max): Define in terms of
26676 builtin_define_type_minmax. Remove is_long parameter. All
26678 * config.gcc (use_gcc_stdint): Define.
26679 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26680 Add newlib-stdint.h for generic targets.
26681 * config/glibc-stdint.h, config/newlib-stdint.h,
26682 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26683 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26684 * config/score/score.h (UINTPTR_TYPE): Define.
26685 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26686 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26687 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26688 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26689 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26690 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26691 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26692 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26693 * config/spu/spu.h (STDINT_LONG32): Define.
26694 * configure.ac (use_gcc_stdint): Substitute.
26695 * configure: Regenerate.
26696 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26697 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26698 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26699 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26700 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26701 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26702 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26703 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26704 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26705 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26706 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26707 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26708 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26709 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26710 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26711 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26712 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26713 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26714 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26715 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26716 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26717 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26718 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26719 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26720 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26721 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26722 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26723 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26724 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26726 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26728 * loop-iv.c (suitable_set_for_replacement): Renamed from
26729 simplify_using_assignment; changed to return bool and to accept new
26730 args DEST and SRC. Return true iff we find a source/destination pair
26731 that can be used to make a replacement, and fill SRC and DEST if so.
26732 Remove arg ALTERED. Don't deal with altered regs here. All callers
26734 (simplify_using_initial_values): Deal with altered regs here and track
26735 more precisely the effect they have on the validity of our expression.
26737 * loop-iv.c (simplify_using_condition): A condition of the form
26738 (EQ REG CONST) can be used to simply make a substitution.
26739 (simplify_using_initial_values): Keep track of conditions we have seen
26740 and keep using them to simplify new expressions, while applying the
26741 same substitutions to them as to the expression.
26743 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26744 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26747 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26748 changed. Use this when trying to improve the upper bound.
26749 Generate the comparison by using simplify_gen_relational.
26751 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26753 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26755 (simplify_using_assignment, simplify_using_initial_values): Call
26756 replace_in_expr to make replacements. Call replace_single_def_regs
26757 once on the initial version of the expression.
26759 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26762 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26764 2009-03-31 Richard Guenther <rguenther@suse.de>
26766 PR middle-end/31029
26767 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26768 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26770 2009-03-31 Richard Guenther <rguenther@suse.de>
26772 * tree.h (div_if_zero_remainder): Declare.
26773 * fold-const.c (div_if_zero_remainder): Export.
26774 * tree-ssa-forwprop.c
26775 (forward_propagate_addr_into_variable_array_index): Handle
26776 constant array index addition outside of the variable index.
26778 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26781 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26782 define_splits, floatunssi<mode>2): Require x87 conversions from
26783 DImode to be permitted.
26785 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26787 PR preprocessor/15638
26788 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26790 2009-03-31 Richard Guenther <rguenther@suse.de>
26792 PR middle-end/23401
26793 PR middle-end/27810
26794 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26795 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26796 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26797 a separate statement.
26798 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26799 (lookup_tmp_var): Likewise.
26800 (is_gimple_formal_tmp_or_call_rhs): Remove.
26801 (is_gimple_reg_or_call_rhs): Rename to ...
26802 (is_gimple_reg_rhs_or_call): ... this.
26803 (is_gimple_mem_or_call_rhs): Rename to ...
26804 (is_gimple_mem_rhs_or_call): ... this.
26805 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26806 DECL_GIMPLE_REG_P only if is_formal is true.
26807 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26808 for non-proper post-modify expression gimplification.
26809 (gimplify_self_mod_expr): For post-modify expressions gimplify
26810 the lvalue to a minimal lvalue.
26811 (rhs_predicate_for): Remove formal temp case.
26812 (gimplify_modify_expr_rhs): Likewise.
26813 (gimplify_addr_expr): Use is_gimple_reg.
26814 (gimplify_expr): Remove formal temp cases.
26815 (gimple_regimplify_operands): Likewise.
26816 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26817 and FILTER_EXPR like constants.
26818 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26820 (is_gimple_formal_tmp_rhs): Remove.
26821 (is_gimple_reg_rhs): Remove special casing.
26822 (is_gimple_mem_rhs): Fix.
26823 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26824 (is_gimple_formal_tmp_var): Remove.
26825 (is_gimple_formal_tmp_reg): Likewise.
26826 (is_gimple_min_lval): Allow invariant component ref parts.
26827 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26828 is_gimple_formal_tmp_reg): Remove declarations.
26829 * tree-cfg.c (verify_expr): Verify that variables with address
26830 taken do not have DECL_GIMPLE_REG_P set.
26831 * tree-mudflap.c (mf_build_check_statement_for): Use
26832 force_gimple_operand instead of gimplify_expr.
26834 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26836 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26837 schedulable rows to compute_split_row.
26839 2009-03-31 Ben Elliston <bje@au.ibm.com>
26842 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26845 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26847 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26848 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26849 * configure: Regenerate.
26850 * config.in: Regenerate.
26851 * config/rs6000/rs6000.opt (mtls-markers): Add.
26852 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26853 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26854 (tls_ld_aix, tls_ld_sysv): Likewise.
26855 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26856 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26858 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26860 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26862 2009-03-30 Jan Hubicka <jh@suse.cz>
26864 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26866 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26867 detection and label handling.
26869 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26871 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26872 left_conflicts_size.
26873 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26874 ALLOCNO_LEFT_CONFLICTS_SIZE.
26876 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26877 remove_allocno_from_bucket_and_push,
26878 allocno_spill_priority_compare, push_allocnos_to_stack,
26879 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26880 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26881 (setup_allocno_left_conflicts_num): Ditto. Rename to
26882 setup_allocno_left_conflicts_size.
26883 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26884 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26885 setup_allocno_left_conflicts_size instead of
26886 setup_allocno_left_conflicts_num.
26888 * ira-build.c (ira_create_allocno): Use
26889 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26890 ALLOCNO_LEFT_CONFLICTS_NUM.
26892 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26894 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26895 instead of DF_LR_OUT.
26897 * ira-lives.c (process_bb_node_lives): Ditto.
26899 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26900 instead of DF_LR_{OUT,IN}.
26902 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26904 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26906 2009-03-30 Jan Hubicka <jh@suse.cz>
26908 * except.c (label_to_region_map): Fix thinko.
26910 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26912 PR middle-end/38237
26913 * tree.h (tree_find_value): New declaration.
26914 * tree.c (tree_find_value): New function.
26915 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26917 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26920 * c-decl.c (struct c_binding): Add locus field.
26921 (bind): Add locus argument, set locus field from it.
26922 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26923 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26924 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26925 implicitly_declare, undeclared_variable, lookup_label,
26926 declare_label, c_make_fname_decl, c_builtin_function,
26927 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26930 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26933 * config/i386/i386.c (classify_argument): Check total size of
26936 2009-03-30 Martin Jambor <mjambor@suse.cz>
26938 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26939 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26940 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26943 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26944 seen_variable_array_ref while also traversing a union.
26946 * tree-inline.c (optimize_inline_calls): Do not call
26947 cgraph_node_remove_callees.
26948 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26949 (pass_remove_cgraph_callee_edges): New variable.
26950 * passes.c (init_optimization_passes): Add
26951 pass_remove_cgraph_callee_edges after early inlining and before all
26952 late intraprocedural passes.
26954 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26956 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26958 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26959 Fix typos in names.
26961 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26963 * combine.c (simplify_comparison): Use have_insn_for.
26964 * dojump.c (do_jump): Likewise.
26966 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26968 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26969 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26970 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26971 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26972 instead of sparc_compare_emitted.
26973 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26974 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26975 instead of sparc_compare_emitted.
26977 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26979 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26980 enter/exit cfglayout mode.
26981 (pass_partition_block): Require it.
26982 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26983 (combine_instructions): Track basic blocks instead of labels.
26984 (update_cfg_for_uncondjump): New.
26985 (try_combine): Use it. Update jumps after rescanning.
26986 (pass_combine): Require PROP_cfglayout.
26987 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26989 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26991 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26992 Provide/destroy PROP_cfglayout respectively.
26993 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26994 * tree-pass.h (PROP_cfglayout): New.
26996 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26998 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26999 fold_convert_const_fixed_from_fixed,
27000 fold_convert_const_fixed_from_int,
27001 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27002 set TREE_CONSTANT_OVERFLOW.
27003 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27004 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27006 2009-03-30 Ira Rosen <irar@il.ibm.com>
27008 * tree-vect-loop-manip.c: New file.
27009 * tree-vectorizer.c: Update documentation and included files.
27010 (vect_loop_location): Make extern.
27011 (rename_use_op): Move to tree-vect-loop-manip.c
27012 (rename_variables_in_bb, rename_variables_in_loop,
27013 slpeel_update_phis_for_duplicate_loop,
27014 slpeel_update_phi_nodes_for_guard1,
27015 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27016 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27017 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27018 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27019 find_loop_location): Likewise.
27020 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27021 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27022 get_vectype_for_scalar_type, vect_is_simple_use,
27023 supportable_widening_operation, supportable_narrowing_operation):
27025 (bb_in_loop_p): Move to tree-vect-loop.c.
27026 (new_loop_vec_info, destroy_loop_vec_info,
27027 reduction_code_for_scalar_code, report_vect_op,
27028 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27029 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27030 (vect_supportable_dr_alignment): Likewise.
27031 * tree-vectorizer.h (tree-data-ref.h): Include.
27032 (vect_loop_location): Declare.
27033 Reorganize function declarations according to the new file structure.
27034 * tree-vect-loop.c: New file.
27035 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27036 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27037 * tree-vect-data-refs.c: New file.
27038 * tree-vect-patterns.c (timevar.h): Don't include.
27039 * tree-vect-stmts.c: New file.
27040 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27041 tree-vect-slp.c, tree-vect-loop.c.
27042 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27043 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27044 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27045 (tree-vect-analyze.o): Remove.
27046 (tree-vect-transform.o): Likewise.
27047 (tree-vect-data-refs.o): Add rule.
27048 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27049 tree-vect-slp.o): Likewise.
27050 (tree-vect-patterns.o): Remove redundant dependencies.
27051 (tree-vectorizer.o): Likewise.
27052 * tree-vect-slp.c: New file.
27054 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27056 * optc-gen.awk: Warn if an option flag has multiple different
27059 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27061 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27062 -floop-block): Document dependences on PPL, CLooG and Graphite.
27064 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27066 PR rtl-optimization/323
27067 * c-common.c (c_fully_fold, convert_and_check,
27068 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27069 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27070 * c-common.def (EXCESS_PRECISION_EXPR): New.
27071 * c-cppbuiltin.c (builtin_define_float_constants): Define
27072 constants with enough digits for long double.
27073 * c-lex.c (interpret_float): Interpret constant with excess
27074 precision where appropriate.
27075 * c-opts.c (c_common_post_options): Set
27076 flag_excess_precision_cmdline. Give an error for
27077 -fexcess-precision=standard for C++ for processors where the
27078 option is significant.
27079 * c-parser.c (c_parser_conditional_expression): Handle excess
27080 precision in condition.
27081 * c-typeck.c (convert_arguments): Handle arguments with excess
27083 (build_unary_op): Move excess precision outside operation.
27084 (build_conditional_expr): Likewise.
27085 (build_compound_expr): Likewise.
27086 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27087 (build_modify_expr): Handle excess precision in RHS.
27088 (convert_for_assignment): Handle excess precision in converted
27090 (digest_init, output_init_element, process_init_element): Handle
27091 excess precision in initializer.
27092 (c_finish_return): Handle excess precision in return value.
27093 (build_binary_op): Handle excess precision in operands and add
27094 excess precision as needed for operation.
27095 * common.opt (-fexcess-precision=): New option.
27096 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27097 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27098 For standard excess precision, output explicit conversion to and
27099 truncation from XFmode.
27100 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27101 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27102 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27103 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27104 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27105 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27106 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27107 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27108 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27109 define_splits, sqrt<mode>2): Disable where appropriate for
27110 standard excess precision.
27111 * convert.c (convert_to_real): Do not shorten arithmetic to type
27112 for which excess precision would be used.
27113 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27114 * doc/invoke.texi (-fexcess-precision=): Document option.
27115 (-mfpmath=): Correct index entry.
27116 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27117 flag_excess_precision): New.
27118 * langhooks.c (lhd_post_options): Set
27119 flag_excess_precision_cmdline.
27120 * opts.c (common_handle_option): Handle -fexcess-precision=.
27121 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27122 init_excess_precision): New.
27123 (lang_dependent_init_target): Call init_excess_precision.
27124 * tree.c (excess_precision_type): New.
27125 * tree.h (excess_precision_type): Declare.
27127 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27130 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27131 non-lvalue to component.
27133 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27135 PR preprocessor/34695
27136 * Makefile.in (c-opts.o): Depend on c-tree.h.
27137 * c-common.c: Move down include of diagnostic.h.
27138 (done_lexing, c_cpp_error): New.
27139 * c-common.h (done_lexing): Declare.
27140 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27142 * c-opts.c: Include c-tree.h.
27143 (c_common_init_options): Set preprocessor error callback.
27144 (c_common_handle_option): Do not set preprocessor
27145 inhibit_warnings, warnings_are_errors, warn_system_headers,
27146 pedantic_errors or inhibit_warnings flags.
27147 (c_common_post_options): Do not check cpp_errors (parse_in).
27148 (c_common_finish): Do not output dependencies if there were
27149 errors. Do not check return value of cpp_finish.
27150 * c-ppoutput.c (pp_file_change): Set input_location.
27151 * c-tree.h (c_cpp_error): Declare.
27152 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27154 (diagnostic_build_prefix): Check override_column.
27155 * diagnostic.h (diagnostic_info): Add override_column field.
27156 (diagnostic_override_column): Define.
27158 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27160 * c-common.c (c_expand_expr, c_staticp): Remove.
27161 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27162 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27163 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27164 * c-gimplify.c (gimplify_compound_literal_expr,
27165 optimize_compound_literals_in_ctor): Remove.
27166 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27167 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27168 * c-semantics.c (emit_local_var): Remove.
27170 * langhooks-def.h (lhd_expand_expr): Remove.
27171 * langhooks.c (lhd_expand_expr): Remove.
27172 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27174 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27175 handling from c-semantics.c; don't call into langhook.
27176 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27177 * gimplify.c (gimplify_compound_literal_expr,
27178 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27179 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27180 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27181 as was done in c-gimplify.c.
27182 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27183 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27184 Move from c-common.h.
27185 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27187 * tree.c (staticp): Do not call langhook.
27188 * langhooks.c (lhd_staticp): Delete.
27189 * langhooks-def.h (lhd_staticp): Delete prototype.
27190 (LANG_HOOKS_STATICP): Delete.
27191 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27193 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27194 instead of DECL_STMTs.
27196 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27204 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27206 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27207 contained expression.
27208 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27209 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27210 conditional expressions for C.
27211 (decl_constant_value_for_optimization): Move from
27212 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27213 whether optimizing and that the expression is a VAR_DECL not of
27214 array type instead of doing such checks in the caller. Do not
27215 check pedantic. Call gcc_unreachable for C++.
27216 * c-common.def (C_MAYBE_CONST_EXPR): New.
27217 * c-common.h (c_fully_fold, c_save_expr,
27218 decl_constant_value_for_optimization): New prototypes.
27219 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27220 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27221 EXPR_INT_CONST_OPERANDS): Define.
27222 * c-convert.c (convert): Strip nops from expression.
27223 * c-decl.c (groktypename): Take extra parameters expr and
27224 expr_const_operands. Update call to grokdeclarator.
27225 (start_decl): Update call to grokdeclarator. Add statement for
27226 expressions used in type of decl.
27227 (grokparm): Update call to grokdeclarator.
27228 (push_parm_decl): Update call to grokdeclarator.
27229 (build_compound_literal): Add parameter non_const and build a
27230 C_MAYBE_COSNT_EXPR if applicable.
27231 (grokdeclarator): Take extra parameters expr and
27232 expr_const_operands. Track expressions used in declaration
27233 specifiers and declarators. Fold array sizes and track whether
27234 they are constant expressions and whether they are integer
27235 constant expressions.
27236 (parser_xref_tag): Set expr and expr_const_operands fields in
27238 (grokfield): Update call to grokdeclarator.
27239 (start_function): Update call to grokdeclarator.
27240 (build_null_declspecs): Set expr and expr_const_operands fields in
27242 (declspecs_add_type): Handle expressions in typeof specifiers.
27243 * c-parser.c (c_parser_declspecs): Set expr and
27244 expr_const_operands fields for declaration specifiers.
27245 (c_parser_enum_specifier): Likewise.
27246 (c_parser_struct_or_union_specifier): Likewise.
27247 (c_parser_typeof_specifier): Likewise. Update call to
27248 groktypename. Fold expression as needed. Return expressions with
27249 type instead of adding statements.
27250 (c_parser_attributes): Update calls to c_parser_expr_list.
27251 (c_parser_statement_after_labels): Fold expression before passing
27252 to objc_build_throw_stmt.
27253 (c_parser_condition): Fold expression.
27254 (c_parser_asm_operands): Fold expression.
27255 (c_parser_conditional_expression): Use c_save_expr. Update call
27256 to build_conditional_expr.
27257 (c_parser_alignof_expression): Update call to groktypename.
27258 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27259 original_code. Fold expression argument of va_arg. Create
27260 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27261 argument to va_arg. Update calls to groktypename. Fold array
27262 index for offsetof. Verify that first argument to
27263 __builtin_choose_expr has integer type.
27264 (c_parser_postfix_expression_after_paren_type): Update calls to
27265 groktypename and build_compound_literal. Handle expressions with
27266 side effects in type name.
27267 (c_parser_postfix_expression_after_primary): Update call to
27268 c_parser_expr_list. Set original_code for calls to
27269 __builtin_constant_p.
27270 (c_parser_expr_list): Take extra parameter fold_p. Fold
27271 expressions if requested.
27272 (c_parser_objc_type_name): Update call to groktypename.
27273 (c_parser_objc_synchronized_statement): Fold expression.
27274 (c_parser_objc_receiver): Fold expression.
27275 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27276 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27277 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27278 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27279 (struct c_typespec): Add elements expr and expr_const_operands.
27280 (struct c_declspecs): Add elements expr and expr_const_operands.
27281 (groktypename, build_conditional_expr, build_compound_literal):
27283 (in_late_binary_op): Declare.
27284 * c-typeck.c (note_integer_operands): New function.
27285 (in_late_binary_op): New variable.
27286 (decl_constant_value_for_broken_optimization): Move to c-common.c
27287 and rename to decl_constant_value_for_optimization.
27288 (default_function_array_conversion): Do not strip nops.
27289 (default_conversion): Do not call
27290 decl_constant_value_for_broken_optimization.
27291 (build_array_ref): Do not fold result.
27292 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27293 result when operand is a VLA.
27294 (c_expr_sizeof_type): Update call to groktypename. Handle
27295 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27296 result when operand names a VLA type.
27297 (build_function_call): Update call to build_compound_literal.
27298 Only fold result for calls to __builtin_* functions. Strip
27299 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27300 the function designator.
27301 (convert_arguments): Fold arguments. Update call to
27302 convert_for_assignment.
27303 (build_unary_op): Handle increment and decrement of
27304 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27305 decrement earlier. Fold operand of increment and decrement.
27306 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27307 built for integer operand. Wrap returns that are INTEGER_CSTs
27308 without being integer constant expressions or that have integer
27309 constant operands without being INTEGER_CSTs.
27310 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27311 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27312 result is an integer constant expression or can be used in
27313 unevaluated parts of one and avoid folding and wrap as
27314 appropriate. Fold operands before possibly doing -Wsign-compare
27316 (build_compound_expr): Wrap result for C99 if operands can be used
27317 in integer constant expressions.
27318 (build_c_cast): Update call to digest_init. Do not ignore
27319 overflow from casting floating-point constants to integers. Wrap
27320 results that could be confused with integer constant expressions,
27321 null pointer constants or floating-point constants.
27322 (c_cast_expr): Update call to groktypename. Handle expressions
27323 included in type name.
27324 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27325 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27326 Update calls to convert_for_assignment.
27327 (convert_for_assignment): Take new parameter
27328 null_pointer_constant. Do not strip nops or call
27329 decl_constant_value_for_broken_optimization. Set
27330 in_late_binary_op for conversions to boolean.
27331 (store_init_value): Update call to digest_init.
27332 (digest_init): Take new parameter null_pointer_constant. Do not
27333 call decl_constant_value_for_broken_optimization. pedwarn for
27334 initializers not constant expressions. Update calls to
27335 convert_for_assignment.
27336 (constructor_nonconst): New.
27337 (struct constructor_stack): Add nonconst element.
27338 (really_start_incremental_init, push_init_level, pop_init_level):
27339 Handle constructor_nonconst and nonconst element.
27340 (set_init_index): Call constant_expression_warning for array
27342 (output_init_element): Fold value. Set constructor_nonconst as
27343 applicable. pedwarn for initializers not constant expressions.
27344 Update call to digest_init. Call constant_expression_warning
27345 where constant initializers are required.
27346 (process_init_element): Use c_save_expr.
27347 (c_finish_goto_ptr): Fold expression.
27348 (c_finish_return): Fold return value. Update call to
27349 convert_for_assignment.
27350 (c_start_case): Fold switch expression.
27351 (c_process_expr_stmt): Fold expression.
27352 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27353 ensure statement expression is not evaluated in constant expression.
27354 (build_binary_op): Track whether results are integer constant
27355 expressions or may occur in such, disable folding and wrap results
27356 as applicable. Fold operands for -Wsign-compare warnings unless
27358 (c_objc_common_truthvalue_conversion): Handle results folded to
27359 integer constants that are not integer constant expressions.
27360 * doc/extend.texi: Document when typeof operands are evaluated,
27361 that condition of __builtin_choose_expr is an integer constant
27362 expression, and more about use of __builtin_constant_p in
27365 2009-03-29 Richard Guenther <rguenther@suse.de>
27367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27368 propagate addresses of array references.
27370 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27372 * regmove.c (perhaps_ends_bb_p): Remove.
27373 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27374 from INSN and check that the main loop stays within that basic block.
27375 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27376 (regmove_forward_pass): Split out from regmove_optimize. Use
27377 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27378 (regmove_backward_pass): Split out from regmove_optimize. Use
27379 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27380 (regmove_optimize): Simplify.
27382 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27385 * config/i386/i386.c (classify_argument): Ignore flexible array
27386 member in struct and warn ABI change.
27388 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27390 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27392 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27393 (ix86_adjust_cost): Updated.
27395 2009-03-29 Jan Hubicka <jh@suse.cz>
27397 PR middle-end/28850
27398 * tree-pass.h (pass_cleanup_eh): New function.
27399 (remove_unreachable_regions): Break code handling RTL
27400 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27401 that can not be reached by runtime.
27402 (can_be_reached_by_runtime): New function.
27403 (label_to_region_map): New function.
27404 (num_eh_regions): New function.
27405 (rtl_remove_unreachable_regions): New function.
27406 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27407 (remove_eh_region): New function.
27408 * except.h: Include sbitmap and vecprim.
27409 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27410 num_eh_regions): Declare.
27411 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27412 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27413 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27414 (tree_empty_eh_handler_p): New function.
27415 (cleanup_empty_eh): New function.
27416 (cleanup_eh): New function.
27417 (pass_cleanup_eh): New function.
27419 2009-03-29 Jan Hubicka <jh@suse.cz>
27421 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27422 for removed regions.
27424 2009-03-29 Jan Hubicka <jh@suse.cz>
27426 * except.c (dump_eh_tree): Dump all datastructures.
27428 2009-03-29 Jan Hubicka <jh@suse.cz>
27430 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27431 (duplicate_eh_regions_1): Likewise.
27432 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27433 vector; call EH verification.
27434 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27435 Be ready for region being removed.
27437 2009-03-29 Jan Hubicka <jh@suse.cz>
27439 * bitmap.c (bitmap_last_set_bit): New function.
27440 * bitmap.h (bitmap_last_set_bit): Declare.
27442 2009-03-29 David Ayers <ayers@fsfe.org>
27445 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27446 by calling objc_compare_types and surpress warnings about
27447 incompatible C pointers that are compatible ObjC pointers.
27449 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27451 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27452 call initialize_inline_failed.
27453 (initialize_inline_failed): Move it from here ...
27454 * cgraph.c (initialize_inline_failed): ... to here.
27455 (cgraph_create_edge): Call initialize_inline_failed rather than
27456 setting inline_failed directly.
27458 2009-03-29 Ben Elliston <bje@au.ibm.com>
27461 * sysv4.opt (msdata): Improve comment.
27462 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27463 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27465 2009-03-29 Ben Elliston <bje@au.ibm.com>
27468 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27469 load and store attributes.
27471 2009-03-29 Ben Elliston <bje@au.ibm.com>
27473 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27474 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27475 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27476 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27477 __builtin_infq and __builtin_huge_valq.
27479 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27481 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27483 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27484 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27486 2009-03-28 Xinliang David Li <davidxl@google.com>
27488 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27489 (do_dbg_cnt): New function.
27491 2009-03-28 Jan Hubicka <jh@suse.cz>
27493 Merge from pretty-ipa:
27495 2009-03-27 Jan Hubicka <jh@suse.cz>
27497 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27498 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27499 * passes.c (function_called_by_processed_nodes_p): New.
27500 * ipa-pure-const.c (check_call): Fix handling of operands.
27501 (analyze_function): Dump debug output for skipped bodies.
27502 (local_pure_const): Use function_called_by_processed_nodes_p.
27503 * dwarf2out.c (reference_to_unused): Use output.
27504 * passes.c (do_per_function_toporder): Likewise.
27506 2008-11-12 Jan Hubicka <jh@suse.cz>
27508 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27509 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27510 state_set_in_source enum
27511 (check_decl): Ignore memory tags; do not set fake looping flags;
27513 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27514 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27515 (check_call, analyze_function): Rewrite.
27517 (add_new_function): Update call of analyze_function.
27518 (generate_summary): Add call of analyze_function.
27519 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27520 (local_pure_const): New function.
27521 (pass_local_pure_const): New pass.
27522 * ipa-inline.c (inline_transform): Set after_inlining.
27523 * tree-eh.c (stmt_can_throw_external): New.
27524 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27525 work with aliasing built.
27526 * tree-flow.h (stmt_can_throw_external): New.
27527 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27528 and local pure/const pass in early and late optimization queue.
27530 2009-03-28 Martin Jambor <mjambor@suse.cz>
27532 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27534 (fold_binary): Allow function decl aligment consideration is the
27535 second argument is integer constant one.
27536 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27537 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27538 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27540 2009-03-28 Jan Hubicka <jh@suse.cz>
27542 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27543 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27544 * function.h (rtl_data): Add nothrow flag.
27545 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27546 set DECL_NOTHROW for AVAILABLE functions.
27548 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27550 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27551 following vector keyword has expansion starting with pixel or bool
27552 keyword, expand vector to __vector and pixel or bool to __pixel or
27556 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27557 warn_if_disallowed_function_p): Removed.
27558 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27559 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27560 warning_if_disallowed_function_p.
27561 * flags.h (warn_if_disallowed_function_p,
27562 warn_disallowed_functions): Removed.
27563 * common.opt (Wdisallowed-function-list=): Removed.
27564 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27566 2009-03-28 Richard Guenther <rguenther@suse.de>
27568 PR tree-optimization/38723
27569 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27572 2009-03-28 Jan Hubicka <jh@suse.cz>
27574 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27575 test introduced by my previous patch.
27577 2009-03-28 Richard Guenther <rguenther@suse.de>
27579 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27580 the PHIs value undefined.
27582 2009-03-28 Jan Hubicka <jh@suse.cz>
27584 * tree-pass.h (pass_fixup_cfg): New pass.
27585 * ipa-inline.c (inline_transform): Set
27586 always_inline_functions_inlined/after_inlining.
27587 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27588 (pass_fixup_cfg): New pass.
27589 * passes.c (init_optimization_passes): Add fixup_cfg.
27591 2009-03-28 Richard Guenther <rguenther@suse.de>
27593 PR tree-optimization/38458
27594 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27595 argument use the arguments copy-of value.
27597 2009-03-28 Richard Guenther <rguenther@suse.de>
27599 PR tree-optimization/38180
27600 * tree-ssa-ccp.c (get_default_value): Simplify.
27601 (likely_value): Likewise.
27602 (surely_varying_stmt_p): Properly handle VOP case.
27603 (ccp_initialize): Likewise.
27604 (ccp_fold): Handle propagating through *&.
27605 (fold_const_aggregate_ref): Also handle decls.
27607 2009-03-28 Jan Hubicka <jh@suse.cz>
27609 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27610 * cgraph.h (cgraph_node): Likewise.
27611 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27612 (cgraph_reset_node): Use process flag.
27613 (cgraph_mark_functions_to_output): Likewise.
27614 (cgraph_expand_function): Likewise.
27615 (cgraph_expand_all_functions): Likewise.
27616 (cgraph_output_in_order): Likewise.
27617 * dwarf2out.c (reference_to_unused): Likewise.
27618 * passes.c do_per_function_toporder): Likewise.
27620 2009-03-28 Jan Hubicka <jh@suse.cz>
27622 Bring from lto-branch:
27624 2008-09-03 Doug Kwan <dougkwan@google.com>
27626 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27627 enums instead of reason strings.
27628 * cgraph.c (cgraph_create_edge): Same.
27629 (cgraph_inline_failed_string): New function.
27630 * cgraph.h (cgraph_inline_failed_t): New enum type.
27631 (cgraph_inline_failed_string): New prototype.
27632 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27633 char pointer to cgraph_inline_failed_t.
27634 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27635 (cgraph_default_inline_p): Ditto.
27636 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27637 to cgraph_inline_failed_t pointer.
27638 * cif-code.def: New file.
27639 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27641 (cgraph_check_inline_limits): Change type of REASON to pointer to
27642 cgraph_inline_failed_t. Replace reason strings with enums.
27643 (cgraph_default_inline_p): Ditto.
27644 (cgraph_recursive_inlining_p): Ditto.
27645 (update_caller_keys): Change type of FAILED_REASON to
27646 cgraph_inline_failed_t.
27647 (cgraph_set_inline_failed): Change type of REASON to pointer to
27648 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27649 convert enums to strings for text output.
27650 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27651 to be of type cgraph_inline_failed_t. Replace reason strings with
27652 enums. Call cgraph_inline_failed_string to covert enums
27653 to strings for text output.
27654 (cgraph_decide_inlining): Replace reason strings with enums.
27655 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27656 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27658 * tree-inline.c (expand_call_inline): Change type of REASON
27659 to cgraph_inline_failed_t. Replace reason strings with enums.
27660 Call cgraph_inline_failed_string for text output.
27661 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27664 2009-03-28 Jan Hubicka <jh@suse.cz>
27666 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27667 cgraph_clone_node): Remove master clone handling.
27668 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27669 * cgraph.h (master_clone): Remove.
27670 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27671 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27672 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27674 2009-03-28 Jan Hubicka <jh@suse.cz>
27676 * cgraph.c (cgraph_function_body_availability): Functions declared
27677 inline are always safe to assume that it is not going to be replaced.
27679 2009-03-28 Richard Guenther <rguenther@suse.de>
27681 PR tree-optimization/38513
27682 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27683 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27684 EXC_PTR_EXPR and FILTER_EXPR.
27685 (get_ref_from_reference_ops): Likewise.
27687 2009-03-28 Richard Guenther <rguenther@suse.de>
27689 PR tree-optimization/38968
27690 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27691 Use FLOOR_MOD_EXPR to compute misalignment.
27693 2009-03-28 Richard Guenther <rguenther@suse.de>
27695 PR tree-optimization/37795
27696 * tree.h (combine_comparisons): Declare.
27697 * fold-const.c (combine_comparisons): Export.
27698 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27700 (ifcombine_iforif): Use combine_comparisons.
27702 2009-03-28 Jan Hubicka <jh@suse.cz>
27704 * tree-eh.c (inlinable_call_p): New function.
27705 (make_eh_edges): Use it.
27706 (verify_eh_edges): Use it.
27707 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27708 * except.c (reachable_next_level): Add inlinable_function argument
27709 (sjlj_find_directly_reachable_regions): Update.
27710 (add_reachable_handler): Do not set saw_any_handlers.
27711 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27712 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27713 Add new inlinable call parameter.
27714 (can_throw_internal, can_throw_external): Update.
27715 * except.h (can_throw_internal_1, can_throw_external_1,
27716 foreach_reachable_handler): Update declaration.
27718 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27720 * config/arm/t-arm-coff, config/h8300/coff.h,
27721 config/i386/i386-aout.h, config/i386/i386-coff.h,
27722 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27723 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27724 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27725 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27726 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27727 sys-types.h: Remove.
27728 * Makefile.in: Remove protoize and fixproto support and references
27730 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27731 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27733 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27734 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27735 unprotoize$(exeext).
27736 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27737 (.PHONY): Don't depend on proto.
27738 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27739 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27740 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27741 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27742 build/gen-protos.o, build/scan.o, xsys-protos.h,
27743 build/fix-header$(build_exeext), build/fix-header.o,
27744 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27745 stmp-install-fixproto): Remove.
27746 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27747 SYSCALLS.c or fixproto files.
27748 (install-common): Don't install protoize.
27749 (install-headers-tar, install-headers-cpio, install-headers-cp):
27750 Don't depend on $(STMP_FIXPROTO).
27751 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27752 install fixproto files or write out fixproto settings.
27753 (uninstall): Don't uninstall protoize.
27754 * config.gcc (use_fixproto): Remove.
27755 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27756 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27757 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27758 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27759 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27760 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27761 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27762 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27763 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27764 * config/t-vxworks (STMP_FIXPROTO): Remove.
27765 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27766 STMP_FIXPROTO): Remove.
27767 * config.in, configure: Regenerate.
27768 * crtstuff.c (gid_t, uid_t): Don't undefine.
27769 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27770 (arm-*-coff, arm-*-aout: Remove target entries.
27771 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27772 Remove mention of AIX 4.1.
27773 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27774 * doc/invoke.texi (Running Protoize): Remove.
27775 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27776 (Protoize Caveats): Remove.
27777 * tsystem.h: Update comments on headers assumed to exist.
27779 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27781 * genautomata.c: Add a new year to the copyright. Add a new
27783 (struct insn_reserv_decl): Add comments for member bypass_list.
27784 (find_bypass): Remove.
27785 (insert_bypass): New.
27786 (process_decls): Use insert_bypass.
27787 (output_internal_insn_latency_func): Output all bypasses with the
27788 same input insn in one switch case.
27790 * rtl.def (define_bypass): Describe bypass choice.
27791 * doc/md.texi (define_bypass): Ditto.
27793 2009-03-27 Richard Guenther <rguenther@suse.de>
27795 * gimplify.c (mark_addressable): Export.
27796 * tree-flow.h (mark_addressable): Declare.
27797 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27798 * tree-ssa.c (verify_phi_args): Verify that address taken
27799 variables have TREE_ADDRESSABLE set.
27801 2009-03-27 Richard Guenther <rguenther@suse.de>
27803 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27804 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27805 Do not mark decls TREE_ADDRESSABLE.
27806 (build_fold_addr_expr): Adjust.
27807 (fold_addr_expr): Remove.
27808 (fold_unary): Use build_fold_addr_expr.
27809 (fold_comparison): Likewise.
27810 (split_address_to_core_and_offset): Likewise.
27811 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27813 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27814 (gimplify_modify_expr_to_memcpy): Mark source and destination
27816 * omp-low.c (create_omp_child_function): Mark the object decl
27818 (lower_rec_input_clauses): Mark the var we take the address of
27820 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27824 PR middle-end/39315
27825 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27826 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27828 2009-03-27 Richard Guenther <rguenther@suse.de>
27830 PR tree-optimization/39120
27831 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27833 (handle_lhs_call): Process return constraints. Add escape
27834 constraints if necessary.
27835 (handle_const_call): Fill out return constraints. Make nested
27836 case more precise. Avoid consttmp if possible.
27837 (handle_pure_call): Fill out return constraints. Avoid
27838 callused if possible.
27839 (find_func_aliases): Simplify call handling.
27841 2009-03-27 Richard Guenther <rguenther@suse.de>
27843 PR tree-optimization/39120
27844 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27845 as a representative.
27846 (solve_graph): Do propagate CALLUSED.
27847 (handle_pure_call): Use a scalar constraint from CALLUSED for
27849 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27852 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27855 * c-common.c (handle_aligned_attribute): Properly check alignment
27856 overflow. Use (1U << i) instead of (1 << i).
27858 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27860 * expr.h (get_mem_align_offset): Updated.
27862 * tree.h (tree_decl_common): Change align to "unsigned int" and
27863 move it before pointer_alias_set.
27865 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27866 Jakub Jelinek <jakub@redhat.com>
27869 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27870 gr_register_operand with gr_reg_or_0_operand.
27871 (cmpxchg_rel_di): Likewise.
27872 (sync_lock_test_and_set<mode>): Likewise.
27874 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27876 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27877 (true_regnum): Likewise.
27879 * rtlanal.c (subreg_info): Moved to ...
27880 * rtl.h (subreg_info): Here. New.
27881 (subreg_get_info): New.
27883 * rtlanal.c (subreg_get_info): Make it extern.
27885 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27888 * config/i386/i386.c (ix86_abi): New.
27889 (override_options): Handle -mabi=.
27890 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27891 (ix86_call_abi_override): Likewise.
27892 (init_cumulative_args): Likewise.
27893 (function_arg_advance): Likewise.
27894 (function_arg_64): Likewise.
27895 (function_arg): Likewise.
27896 (ix86_pass_by_reference): Likewise.
27897 (ix86_function_value_regno_p): Likewise.
27898 (ix86_build_builtin_va_list_abi): Likewise.
27899 (setup_incoming_varargs_64): Likewise.
27900 (is_va_list_char_pointer): Likewise.
27901 (ix86_init_machine_status): Likewise.
27902 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27903 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27904 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27905 (ix86_function_abi): Make it static and return enum calling_abi.
27906 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27908 (ix86_fn_abi_va_list): Updated.
27910 * config/i386/i386.h (ix86_abi): New.
27911 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27912 (CONDITIONAL_REGISTER_USAGE): Likewise.
27913 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27914 (machine_function): Likewise.
27916 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27918 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27919 (STACK_BOUNDARY): Likewise.
27920 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27922 * config/i386/i386.opt (mabi=): New.
27924 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27925 return enum calling_abi.
27926 (ix86_function_type_abi): Likewise.
27927 (ix86_function_abi): Removed.
27929 * doc/invoke.texi: Document -mabi= option for x86.
27931 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27933 * builtins.c (real_dconstp): Delete.
27934 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27936 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27937 Jakub Jelinek <jakub@redhat.com>
27940 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27941 (gen_subprogram_die): When a function is explicit, generate the
27942 DW_AT_explicit attribute.
27943 * langhooks.h (struct lang_hooks_for_decls): Add
27944 function_decl_explicit_p langhook.
27945 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27946 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27948 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27950 * builtins.c (fold_builtin_memory_op): Optimize memmove
27951 into memcpy if we can prove source and destination don't overlap.
27953 * tree-inline.c: Include gt-tree-inline.h.
27954 (clone_fn_id_num): New variable.
27955 (clone_function_name): New function.
27956 (tree_function_versioning): Use it.
27957 * Makefile.in (GTFILES): Add tree-inline.c.
27959 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27961 * BASE-VER: Change to 4.5.0.
27963 2009-03-27 Xinliang David Li <davidxl@google.com>
27965 PR tree-optimization/39557
27966 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27968 2009-03-27 Xinliang David Li <davidxl@google.com>
27970 PR tree-optimization/39548
27971 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27974 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27976 * c-common.c (pointer_int_sum): Use %wd on return from
27979 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27981 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27982 on return from tree_low_cst.
27984 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27987 * ginclude/stdarg.h (va_copy): Define also for
27988 __GXX_EXPERIMENTAL_CXX0X__.
27990 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27993 * builtins.h (c_strlen): Do not warn here.
27994 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27995 * c-common.c (pointer_int_sum): Take an explicit location.
27996 Warn about offsets out of bounds.
27997 * c-common.h (pointer_int_sum): Adjust declaration.
27999 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28001 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28004 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28007 * opts.c (warn_if_disallowed_function_p): Don't assume
28008 get_callee_fndecl must return non-NULL.
28010 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28012 PR rtl-optimization/39522
28013 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28014 when reg_reloaded_valid is set.
28016 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28018 * config/spu/divv2df3.c: New file.
28019 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28020 (DPBIT_FUNCS): Filter out _div_df.
28022 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28024 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28025 a jump insn, count that jump in the distance to the loop start.
28027 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28030 * config/sh/sh.c (calc_live_regs): Fix condition for global
28031 registers except PIC_OFFSET_TABLE_REGNUM.
28033 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28036 * doc/invoke.texi (-mconsole): New.
28038 (-mno-cygwin): New.
28040 (-mnop-fun-dllimport): New.
28044 (sub section "i386 and x86-64 Windows Options"): New.
28046 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28048 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28049 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28051 2009-03-25 Richard Guenther <rguenther@suse.de>
28053 PR middle-end/39497
28054 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28057 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28059 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28060 neither of haifa/selective schedulers are working.
28062 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28064 * doc/invoke.texi (Debugging Options): Fix description of
28065 -fno-merge-debug-strings.
28067 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28069 * config/cris/libgcc.ver: New version-script.
28070 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28072 * configure.ac <GAS features, nop mnemonic>: Add pattern
28073 crisv32-*-* for "nop".
28074 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28075 * configure: Regenerate.
28077 2009-03-24 Ira Rosen <irar@il.ibm.com>
28079 PR tree-optimization/39529
28080 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28081 mark_sym_for_renaming for the tag copied to the new vector
28084 2009-03-24 Arthur Loiret <aloiret@debian.org>
28086 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28087 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28088 EXTRA_SPEC_FUNCTIONS.
28089 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28090 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28091 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28092 -march and -mtune options.
28094 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28096 * config/m68k/t-rtems: Add m5329 multilib.
28098 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28099 Jakub Jelinek <jakub@redhat.com>
28102 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28105 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28108 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28109 instead of c_parser_expression_conv, if original_code isn't one of the
28110 4 allowed comparison codes, fail.
28112 2009-03-23 Richard Guenther <rguenther@suse.de>
28114 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28115 * tree.h (struct tree_type): Likewise.
28116 * reload.h (struct insn_chain): Likewise.
28117 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28118 * function.h (struct function): Likewise.
28119 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28121 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28123 PR tree-optimization/39516
28124 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28126 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28128 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28129 should be set true if BITS_PER_WORD of target is bigger than 32
28131 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28133 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28134 Translate -B-options to -rpath-link. Correct existing
28135 rpath-link and conditionalize on !nostdlib.
28137 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28139 * doc/extend.texi (Function Attributes, Variable Attributes):
28141 * doc/invoke.texi (Debugging Options, Optimize Options)
28142 (i386 and x86-64 Options, MCore Options): Likewise.
28144 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28147 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28148 it for block local namespace aliases.
28149 (gen_decl_die): Pass context_die to gen_namespace_die.
28151 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28154 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28155 minimum or maximum value.
28157 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28159 * reginfo.c (globalize_reg): Recompute derived reg sets.
28161 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28164 * libgcc2.c (mprotect): Do not use signed arguments for
28165 VirtualProtect, use DWORD arguments. Also fix the 'may
28166 be used uninitialized' warning for the np variable.
28168 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28171 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28172 functions using regparm calling conventions when not optimizing.
28173 (ix86_function_sseregparm): Similarly for sseregparm calling
28176 2009-03-19 Li Feng <nemokingdom@gmail.com>
28178 PR middle-end/39500
28179 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28180 dependence if the first conflict is after niter iterations.
28182 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28184 PR middle-end/38609
28185 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28186 functions with dynamic stack-pointer adjustments.
28188 2009-03-19 Ben Elliston <bje@au.ibm.com>
28190 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28191 option; change to -msdata=data.
28193 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28195 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28198 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28201 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28203 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28205 * doc/invoke.texi (Code Gen Options): Expand discussion of
28208 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28210 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28211 * matrix-reorg.c (struct matrix_info): Likewise.
28212 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28213 * rtl.h (struct mem_attrs): Likewise.
28214 * df.h (struct df): Likewise.
28215 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28216 * ira-int.h (struct ira_allocno): Likewise.
28217 * df-scan.c (struct df_collection_rec): Likewise.
28218 * ira.c (struct equivalence): Likewise.
28219 * function.c (struct temp_slot): Likewise.
28220 * cfgloop.h (struct loop): Likewise.
28223 * function.c (use_register_for_decl): When not optimizing, disregard
28224 register keyword for variables with types containing methods.
28226 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28228 PR middle-end/39447
28229 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28230 (is_simple_operand): Call contains_component_ref_p before calling data
28231 reference analysis that would fail on COMPONENT_REFs.
28233 * tree-vrp.c (search_for_addr_array): Fix formatting.
28235 2009-03-18 Richard Guenther <rguenther@suse.de>
28237 * tree-vect-transform.c (vect_loop_versioning): Fold the
28238 generated comparisons.
28239 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28240 (slpeel_tree_peel_loop_to_edge): Likewise.
28242 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28244 PR middle-end/37805
28245 * opts.c (print_specific_help): In addition to `undocumented',
28246 accept `separate' and `joined' flags if passed alone. Describe
28247 output by the first matched one of those.
28248 (common_handle_option): Skip over empty strings.
28249 * gcc.c (display_help): Fix help string for `--help='.
28250 * doc/invoke.texi (Option Summary, Overall Options): With
28251 `--help=', classes and qualifiers can both be repeated, but
28252 only the latter can be negated. One should not pass only
28253 negated qualifiers. Fix markup and examples.
28256 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28257 PR middle-end/37805
28258 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28259 and -fhelp=separate.
28261 2009-03-17 Jing Yu <jingyu@google.com>
28263 PR middle-end/39378
28264 * function.h (struct rtl_data): Move is_thunk from here...
28265 (struct function): ...to here.
28266 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28267 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28269 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28271 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28272 (alpha_output_function_end_prologue): Likewise.
28273 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28274 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28275 (rs6000_output_function_epilogue): Likewise.
28276 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28278 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28281 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28282 from different units in a single alternative.
28283 (*truncdfsf_i387): Ditto.
28284 (*truncxfsf2_mixed): Ditto.
28285 (*truncxfdf2_mixed): Ditto.
28287 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28289 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28290 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28293 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28294 unused non-artificial variables when not optimizing.
28297 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28298 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28299 NAMESPACE_DECL in its DECL_INITIAL.
28301 PR middle-end/39443
28302 * optabs.c (set_user_assembler_libfunc): New function.
28303 * expr.h (set_user_assembler_libfunc): New prototype.
28304 * c-common.c: Include libfuncs.h.
28305 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28306 for memcmp, memset, memcpy, memmove and abort.
28307 * Makefile.in (c-common.o): Depend on libfuncs.h.
28310 * dwarf2out.c (gen_inlined_enumeration_type_die,
28311 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28312 gen_tagged_type_instantiation_die): Removed.
28313 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28316 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28319 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28321 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28322 (check-parallel-%): Ditto.
28323 (check-consistency): Ditto.
28325 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28327 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28328 local variable rhs by NULL_TREE.
28330 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28333 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28335 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28338 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28340 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28343 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28344 for ms->sysv ABI calls only in 64bit mode.
28346 * config/i386/i386.md (untyped_call): Support 32bit.
28348 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28350 * doc/extend.texi: Replace x86_65 with x86_64.
28352 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28354 PR tree-optimization/39455
28355 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28356 mismatches for POINTER_TYPE_P (type).
28357 (number_of_iterations_le): Likewise.
28359 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28361 * config/picochip/picochip.c: Removed profiling support.
28362 * config/picochip/picochip.md: Removed profiling instruction.
28363 * config/picochip/picochip.h: Removed profiling builtin.
28365 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28367 * doc/install.texi (--with-host-libstdcxx): Document.
28369 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28372 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28373 generate a warning if the function name does not begin with
28374 "__vector" and the function has either the 'signal' or 'interrupt'
28375 attribute, from here to ...
28376 (avr_declare_function_name): ...here. New function.
28377 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28378 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28380 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28383 * cse.c (fold_rtx): Don't modify original const_arg1 when
28384 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28385 separate variable instead.
28386 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28387 from out of range shift counts.
28388 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28390 2009-03-13 Catherine Moore <clm@codesourcery.com>
28392 * config/i386/x-mingw32 (host-mingw32.o): Replace
28393 diagnostic.h with $(DIAGNOSTIC_H).
28395 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28398 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28400 * config/i386/sync.md (sync_compare_and_swap<mode>,
28401 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28402 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28404 (sync_double_compare_and_swapdi_pic,
28405 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28406 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28408 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28411 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28413 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28416 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28417 (avx_addsubv4df3): Likewise.
28418 (*avx_addsubv4sf3): Likewise.
28419 (sse3_addsubv4sf3): Likewise.
28421 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28424 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28426 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28429 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28430 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28431 registers for allocnos created from user-defined variables.
28433 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28436 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28437 of non-integer mode as well.
28439 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28441 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28442 for functions for which the parameter types are unknown.
28444 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28447 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28448 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28449 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28450 * config/i386/i386.c (ix86_local_alignment): For
28451 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28452 long long variables on the stack to avoid dynamic realignment.
28453 Allow the first argument to be a decl rather than type.
28454 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28456 2009-03-11 Nick Clifton <nickc@redhat.com>
28459 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28461 Add description to mno-lsim option.
28462 * config/mcore/mcore.h: Remove comment about deprecated m4align
28464 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28465 * doc/invoke.texi: Add description of mno-lsim and
28466 mstack-increment options.
28468 * config/fr30/fr30.opt: Document the -mno-lsim option.
28469 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28470 and -mno-lsim options.
28472 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28474 * fold-const.c (fold_comparison): Only call fold_inf_compare
28475 if the mode supports infinities.
28477 2009-03-11 Jason Merrill <jason@redhat.com>
28480 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28481 end already did. Notice GIMPLE_CALL modifications of the result.
28482 Don't copy debug information from an ignored decl or a decl from
28485 2009-03-10 Richard Guenther <rguenther@suse.de>
28486 Nathan Froyd <froydnj@codesourcery.com>
28488 PR middle-end/37850
28489 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28490 (__divMODE3): Likewise.
28492 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28494 PR tree-optimization/39394
28495 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28496 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28498 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28500 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28501 inline asms for register asm ("") declarations.
28503 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28505 * fold-const.c (fold_unary): Fix comment.
28507 2009-03-07 Jan Hubicka <jh@suse.cz>
28510 * tree-inline.c (setup_one_parameter): Do replacement of const
28511 argument by constant in SSA form.
28513 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28515 PR middle-end/38028
28516 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28517 determine alignment passed to assign_stack_local.
28518 (assign_parms_unsplit_complex): Likewise.
28519 * except.c (sjlj_build_landing_pads): Likewise.
28521 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28523 PR middle-end/39360
28524 * tree-flow.h (add_referenced_var): Return bool instead of void.
28525 * tree-dfa.c (add_referenced_var): Return result of
28526 referenced_var_check_and_insert call.
28527 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28528 of referenced_var_check_and_insert.
28531 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28532 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28533 DIE, don't emit it if abstract origin already has it.
28534 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28535 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28537 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28539 * genpreds.c (needs_variable): Fix parentheses at variable name
28541 (write_tm_constrs_h): Indent generated code.
28543 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28545 * doc/extend.texi (Function Attributes): Add documentation
28546 for isr attributes.
28548 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28551 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28552 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28554 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28556 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28559 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28562 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28563 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28565 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28567 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28568 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28569 constants instead of magic numbers.
28570 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28572 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28573 (x86_64_ms_abi_int_parameter_registers): Ditto.
28574 (x86_64_int_return_registers): Ditto.
28575 (ix86_maybe_switch_abi): Ditto.
28576 (ix86_expand_call): Ditto for clobbered_registers array.
28577 (ix86_hard_regno_mode_ok): Ditto.
28578 (x86_extended_QIreg_mentioned_p): Ditto.
28580 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28582 PR tree-optimization/39349
28583 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28585 * combine.c (gen_lowpart_for_combine): Use omode when generating
28588 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28590 PR rtl-optimization/39235
28591 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28593 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28595 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28597 2009-03-04 Richard Guenther <rguenther@suse.de>
28599 PR tree-optimization/39362
28600 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28601 that occur in abnormal PHIs should be varying.
28603 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28605 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28607 (simple_iv): Take loop as an argument instead of statement.
28608 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28609 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28611 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28613 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28614 * matrix-reorg.c (analyze_transpose): Ditto.
28615 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28616 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28617 * tree-predcom.c (ref_at_iteration): Ditto.
28618 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28620 2009-03-04 Richard Guenther <rguenther@suse.de>
28622 PR tree-optimization/39358
28623 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28624 escaped_id and callused_id.
28625 (solve_graph): Likewise.
28627 2009-03-04 Richard Guenther <rguenther@suse.de>
28629 PR tree-optimization/39339
28630 * tree-sra.c (try_instantiate_multiple_fields): Make it
28631 no longer ICE on the above.
28633 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28635 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28636 that fits within Pmode.
28638 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28640 PR middle-end/10109
28641 * tm.texi (LIBCALL_VALUE): Update description.
28643 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28645 PR middle-end/34443
28646 * doc/extend.texi (section): Update description.
28648 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28650 PR middle-end/39345
28651 * tree-inline.c (remapped_type): New.
28652 (can_be_nonlocal): Call remapped_type instead of remap_type.
28654 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28657 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28658 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28660 2009-03-03 Richard Guenther <rguenther@suse.de>
28662 PR middle-end/39272
28663 * tree.c (tree_nonartificial_location): New function.
28664 * tree.h (tree_nonartificial_location): Declare.
28665 * builtins.c (expand_builtin_memory_chk): Provide location
28666 of the call location for artificial function pieces.
28667 (maybe_emit_chk_warning): Likewise.
28668 (maybe_emit_sprintf_chk_warning): Likewise.
28669 (maybe_emit_free_warning): Likewise.
28670 * expr.c (expand_expr_real_1): Likewise.
28672 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28674 PR tree-optimization/39343
28675 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28676 COMPONENT_REF t has ARRAY_TYPE.
28678 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28680 PR middle-end/39335
28681 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28682 when the type precision of the induction variable should be
28683 larger than the type precision of nit.
28684 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28685 * graphite.c (graphite_loop_normal_form): Same.
28686 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28688 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28690 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28691 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28692 numbers to describe clobbered registers.
28693 (*call_value_0_rex64_ms_sysv): Ditto.
28694 * config/i386/mmx.md (mmx_emms): Ditto.
28695 (mmx_femms): Ditto.
28697 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28699 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28702 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28704 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28705 (spu_section_type_flags): New function.
28707 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28709 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28710 reg_class_contents of FLOAT_REGS into a temporary.
28712 2009-03-02 Richard Guenther <rguenther@suse.de>
28713 Ira Rosen <irar@il.ibm.com>
28715 PR tree-optimization/39318
28716 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28717 information to the vectorized statement.
28719 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28721 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28722 variable. Use defined names instead of magic constants for REX SSE
28725 2009-03-01 Richard Guenther <rguenther@suse.de>
28727 PR tree-optimization/39331
28728 * omp-low.c (lower_send_shared_vars): Do not receive new
28729 values for the reference of DECL_BY_REFERENCE parms or results.
28731 2009-03-01 Jan Hubicka <jh@suse.cz>
28734 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28735 BLOCK_NONLOCALIZED_VAR): New macros.
28736 (tree_block): Add nonlocalized_vars.
28737 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28738 gen_decl_die): Add origin argument. Allow generation of die with
28739 origin at hand only.
28740 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28741 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28743 (gen_block_die): Fix checking for unused blocks.
28744 (process_scope_var): Break out from .... ; work with origins only.
28745 (decls_for_scope) ... here; process nonlocalized list.
28746 (dwarf2out_ignore_block): Look for nonlocalized vars.
28747 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28749 (dump_scope_block): Dump them.
28750 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28751 (remap_block): Likewise.
28752 (can_be_nonlocal): New predicate.
28753 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28755 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28757 * configure: Regenerate.
28759 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28761 * optc-gen.awk: No need to duplicate option flags twice.
28762 Reuse help texts for duplicate options which do not have any.
28764 * gcc.c (display_help): Document --version.
28766 * gcc.c (main): If print_help_list and verbose_flag, ensure
28767 driver output comes before subprocess output.
28769 * optc-gen.awk: Assign all remaining fields to help string,
28770 space-separated, for multi-line help in *.opt.
28772 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28773 -Wno-pedantic-ms-format is for MinGW targets only.
28775 * doc/options.texi (Option file format): Fix bad indentation,
28776 restoring dropped sentence.
28778 2009-02-28 Jan Hubicka <jh@suse.cz>
28780 * tree-inline.c (tree_function_versioning): Output debug info.
28782 2009-02-28 Jan Hubicka <jh@suse.cz>
28785 * tree-inline.c (setup_one_parameter): Do not copy propagate
28786 arguments when not optimizing.
28788 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28791 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28792 (avx_addsubv4df3): Likewise.
28793 (*avx_addsubv4sf3): Likewise.
28794 (sse3_addsubv4sf3): Likewise.
28795 (*avx_addsubv2df3): Likewise.
28796 (sse3_addsubv2df3): Likewise.
28797 (avx_unpckhps256): Correct item selectors.
28798 (avx_unpcklps256): Likewise.
28799 (avx_unpckhpd256): Likewise.
28800 (avx_unpcklpd256): Likewise.
28802 2009-02-28 Jan Hubicka <jh@suse.cz>
28804 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28806 (copy_arguments_for_versioning): If var is declared don't declare it.
28807 (tree_function_versioning): First setup substitutions and then copy
28810 2009-02-27 Jan Hubicka <jh@suse.cz>
28813 * cgraph.h (varpool_output_debug_info): Remove.
28814 * cgraphunit.c (varpool_output_debug_info): Remove.
28815 * dwarf2out.c (deferred_locations_struct): New struct
28816 (deferred_locations): New type.
28817 (deferred_locations_list): New static var.
28818 (deffer_location): New function.
28819 (gen_variable_die): Use it.
28820 (decls_for_scope): Output info on local static vars.
28821 (dwarf2out_finish): Process deferred locations.
28822 * varpool.c (varpool_output_debug_info): Remove.
28824 2009-02-27 Jan Hubicka <jh@suse.cz>
28827 * tree.h (TREE_PROTECTED): Fix comment.
28828 (BLOCK_HANDLER_BLOCK): Remove.
28829 (struct tree_block): Remove handler_block add body_block.
28830 (inlined_function_outer_scope_p): New.
28831 (is_body_block): Remove.
28832 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28833 * dwarf2out.c (is_inlined_entry_point): Remove.
28834 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28835 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28837 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28838 * gimplify.c (gimplify_expr): Gimplify body blocks.
28839 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28840 block with multiple subblocks.
28841 (dump_scope_block): Prettier output; dump more flags and info.
28842 (dump_scope_blocks): New.
28843 (remove_unused_locals): Use dump_scope_blocks.
28844 * tree-flow.h (dump_scope_blocks): Declare.
28845 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28846 * stmt.c (is_body_block): Remove.
28847 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28848 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28850 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28852 PR middle-end/39308
28853 * graphite.c (graphite_loop_normal_form): Do not call
28854 number_of_iterations_exit from a gcc_assert.
28856 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28858 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28859 jumps if COND is NULL.
28860 (find_cond_jump): New function.
28861 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28862 * config/s390/s390.md: Remove z10_cobra attribute value.
28864 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28866 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28867 force_const_mem returns NULL_RTX.
28869 2009-02-26 Jan Hubicka <jh@suse.cz>
28872 * cgraph.h (varpool_output_debug_info): Remove.
28873 * cgraphunit.c (varpool_output_debug_info): Remove.
28874 * dwarf2out.c (deferred_locations_struct): New struct
28875 (deferred_locations): New type.
28876 (deferred_locations_list): New static var.
28877 (deffer_location): New function.
28878 (gen_variable_die): Use it.
28879 (decls_for_scope): Output info on local static vars.
28880 (dwarf2out_finish): Process deferred locations.
28881 * varpool.c (varpool_output_debug_info): Remove.
28883 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28885 PR rtl-optimization/39241
28886 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28887 to subreg_offset_representable_p.
28889 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28891 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28892 execute function prototype. Get f and nregs from max_reg_num
28893 and get_insns. Remove the first backward pass as it's dead,
28894 guard the forward pass by flag_expensive_optimizations.
28895 (rest_of_handle_regmove): Delete.
28896 (pass_regmove): Replace it with regmove_optimize.
28898 2009-02-25 Martin Jambor <mjambor@suse.cz>
28900 PR tree-optimization/39259
28901 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28902 calls_alloca function flags.
28903 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28904 calls are detected.
28906 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28908 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28909 flags_set_1_rtx, flags_set_1_set): Delete.
28910 (regmove_optimize): Do not call mark_flags_life_zones.
28912 2009-02-24 Julian Brown <julian@codesourcery.com>
28915 * config/arm/arm.c (require_pic_register): Only set
28916 cfun->machine->pic_reg once per function.
28918 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28920 * doc/invoke.texi (Link Options): Document an easier way to pass
28921 options that take arguments to the GNU linker using -Xlinker and -Wl.
28923 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28926 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28928 2009-02-24 Richard Guenther <rguenther@suse.de>
28931 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28933 2009-02-24 Richard Guenther <rguenther@suse.de>
28934 Zdenek Dvorak <ook@ucw.cz>
28936 PR tree-optimization/39233
28937 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28938 from converting them to a generic type.
28940 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28942 PR tree-optimization/39260
28943 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28944 contains a condition with a real type.
28945 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28947 2009-02-23 Jason Merrill <jason@redhat.com>
28950 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28951 narrowing_initializer_constant_valid_p.
28952 (narrowing_initializer_constant_valid_p): Don't return
28953 null_pointer_node for adding a pointer to itself.
28955 2009-02-23 Jan Hubicka <jh@suse.cz>
28958 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28961 2009-02-23 Jan Hubicka <jh@suse.cz>
28963 PR tree-optimization/37709
28964 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28965 * tree.h (block_ultimate_origin): Declare.
28966 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28967 * tree-ssa-live.c (remove_unused_scope_block_p):
28968 Eliminate blocks containig no instructions nor live variables nor
28970 (dump_scope_block): New function.
28971 (remove_unused_locals): Enable removal of dead blocks by default;
28972 enable dumping at TDF_DETAILS.
28974 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28976 * config/i386/i386.c (classify_argument): Don't allow COImode
28978 (function_arg_advance_32): Don't allow OImode.
28979 (function_arg_32): Likewise.
28980 (function_value_32): Likewise.
28981 (return_in_memory_32): Likewise.
28982 (function_arg_64): Remove OImode comment.
28984 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28987 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28988 ix86_expand_vector_set for V4DImode in 64bit mode only.
28989 (ix86_expand_vector_init_one_var): Likewise.
28991 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28993 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28995 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28998 * loop-iv.c: Revert last change.
28999 * emit-rtl.c: Likewise.
29001 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29004 * config/i386/i386.c (type_natural_mode): Remove an extra
29005 space in the warning message.
29006 (function_value_32): Handle 32-byte vector modes.
29007 (return_in_memory_32): Likewise.
29009 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29011 * loop-iv.c (truncate_value): New function.
29012 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29014 (lowpart_subreg): Move to...
29015 * emit-rtl.c: ...here.
29017 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29019 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29020 accidental and undocumented change at revision 140860.
29022 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29024 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29025 take gimple_seq * arguments.
29026 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29027 types_compatible_p langhook.
29029 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29030 Joseph Myers <joseph@codesourcery.com>
29032 * config/arm/arm.c (arm_builtin_va_list): New function.
29033 (arm_expand_builtin_va_start): Likewise.
29034 (arm_gimplify_va_arg_expr): Likewise.
29035 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29036 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29037 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29038 (va_list_type): New variable.
29039 (arm_mangle_type): Mangle va_list_type appropriately.
29041 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29043 PR middle-end/39157
29044 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29045 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29046 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29047 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29048 parameter to 1000 for -O1 by default.
29049 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29051 * loop-invariant.c: Include params.h.
29052 (move_loop_invariants): Don't call move_single_loop_invariants on
29055 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29057 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29058 offset when calculating bounds for indexing stack_usage_map. Fixes
29059 a buffer overflow with certain target setups.
29061 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29064 * calls.c (expand_call): Clear try_tail_call if caller and callee
29065 disagree in promotion of function return value.
29067 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29070 * c-common.c (c_determine_visibility): If visibility changed and
29071 DECL_RTL has been already set, call make_decl_rtl to update symbol
29074 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29077 * varasm.c (assemble_variable): Don't check DECL_NAME when
29078 globalizing a variable.
29080 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29083 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29084 expression before any __builtin_trap call.
29085 * c-typeck.c (build_function_call): Convert and check function
29086 arguments before generating a call to a trap. Evaluate the
29087 function arguments before the trap.
29089 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29092 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29093 (UNSPEC_FXAM_MEM): New unspec.
29094 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29095 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29096 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29098 2009-02-19 Richard Guenther <rguenther@suse.de>
29100 PR tree-optimization/39207
29101 PR tree-optimization/39074
29102 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29103 storedanything_tree): New.
29104 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29105 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29106 (build_succ_graph): Add edges from STOREDANYTHING to all
29108 (init_base_vars): Initialize STOREDANYTHING.
29109 (compute_points_to_sets): Free substitution info after
29110 building the succ graph.
29111 (ipa_pta_execute): Likewise.
29113 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29115 (do_ds_constraint): Do not add to special var or non-pointer
29117 (type_could_have_pointers): Split out from ...
29118 (could_have_pointers): ... here. For arrays use the element type.
29119 (create_variable_info_for): Initialize may_have_pointers.
29120 (new_var_info): Likewise.
29121 (handle_lhs_call): Make the HEAP variable unknown-sized.
29122 (intra_create_variable_infos): Use a type with pointers for
29123 PARM_NOALIAS, make it unknown-sized.
29125 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29128 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29130 2009-02-18 Jason Merrill <jason@redhat.com>
29133 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29134 value if DECL_EXTERNAL.
29135 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29136 * target.h (gcc_target::binds_local_p): Clarify "module".
29137 * tree.h (TREE_PUBLIC): Clarify "module".
29139 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29142 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29143 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29145 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29148 * c.opt (Wabi): Support C and ObjC.
29151 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29153 * config/i386/i386.c (classify_argument): Warn once about the ABI
29154 change when passing union with long double.
29156 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29158 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29161 * c-parser.c (c_parser_compound_statement): Always enter and leave
29164 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29167 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29169 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29171 PR tree-optimization/36922
29172 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29173 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29176 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29178 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29181 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29183 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29185 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29187 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29190 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29191 Richard Sandiford <rdsandiford@googlemail.com>
29193 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29194 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29195 (loongson_biadd): ...this.
29197 2009-02-17 Richard Guenther <rguenther@suse.de>
29199 PR tree-optimization/39202
29200 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29201 a var make sure to follow existing collapses.
29203 2009-02-17 Richard Guenther <rguenther@suse.de>
29205 PR middle-end/39214
29206 * langhooks.c (lhd_print_error_function): Check for NULL block.
29208 2009-02-17 Richard Guenther <rguenther@suse.de>
29210 PR tree-optimization/39204
29211 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29214 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29216 * config/soft-fp/double.h: Update from glibc CVS.
29218 2009-02-17 Richard Guenther <rguenther@suse.de>
29220 PR tree-optimization/39207
29221 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29222 strict-aliasing warnings for pointers pointing to NULL.
29224 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29227 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29228 skipping until next close brace.
29230 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29233 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29234 to function argument boundary.
29236 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29238 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29239 in the lea_add. Reload eventually constraints it properly.
29240 * config/picochip/constraints.md: Remove the target constraint
29241 "b", since it is not needed anymore.
29243 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29245 * gthr-dce.h: Uglify function parameter and local variable names.
29246 * gthr-gnat.h: Likewise.
29247 * gthr-mipssde.h: Likewise.
29248 * gthr-nks.h: Likewise.
29249 * gthr-posix95.h: Likewise.
29250 * gthr-posix.h: Likewise.
29251 * gthr-rtems.h: Likewise.
29252 * gthr-single.h: Likewise.
29253 * gthr-solaris.h: Likewise.
29254 * gthr-tpf.h: Likewise.
29255 * gthr-vxworks.h: Likewise.
29256 * gthr-win32.h: Likewise.
29258 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29261 * config/i386/i386.md: Restrict the new peephole2 to move
29262 between MMX/SSE registers.
29264 2009-02-15 Richard Guenther <rguenther@suse.de>
29267 2009-02-13 Richard Guenther <rguenther@suse.de>
29269 * configure.ac: Enable LFS.
29270 * configure: Re-generate.
29271 * config.in: Likewise.
29273 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29275 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29276 spu_srqwbyte, spu_srqwbytebc): Define.
29277 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29278 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29279 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29280 "shrqby_<mode>"): New insn-and-split patterns.
29281 * config/spu/spu.c (expand_builtin_args): Determine and return
29282 number of operands using spu_builtin_description data.
29283 (spu_expand_builtin_1): Use it.
29285 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29288 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29291 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29294 * config/i386/i386.c (override_options): Correct warning
29295 messages for -malign-loops, -malign-jumps and -malign-functions.
29297 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29300 * config/i386/i386.md: Restrict the new peephole2 to move
29301 between the general purpose registers.
29303 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29306 * config/i386/i386.c (type_natural_mode): Add a new argument.
29307 Return the original mode and warn ABI change if vector size is 32byte.
29308 (function_arg_advance): Updated.
29309 (function_arg): Likewise.
29310 (ix86_function_value): Likewise.
29311 (ix86_return_in_memory): Likewise.
29312 (ix86_sol10_return_in_memory): Likewise.
29313 (ix86_gimplify_va_arg): Likewise.
29314 (function_arg_32): Don't warn ABX ABI change here.
29315 (function_arg_64): Likewise.
29317 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29319 * loop-iv.c (implies_p): In the final case, test that operands 0
29320 of the two comparisons match.
29322 * config/bfin/bfin.c (find_prev_insn_start): New function.
29323 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29324 (find_next_insn_start): Move.
29326 2009-02-13 Richard Guenther <rguenther@suse.de>
29328 * configure.ac: Enable LFS.
29329 * configure: Re-generate.
29330 * config.in: Likewise.
29332 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29335 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29336 sizes on syntax error after some arguments have been parsed.
29338 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29340 * doc/invoke.texi (-fira): Remove.
29342 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29344 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29345 * recog.c: Likewise.
29348 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29350 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29351 (umul_ppmm): Likewise.
29352 (count_leading_zeros): Likewise.
29353 (count_trailing_zeros): Likewise.
29354 (UMUL_TIME): Likewise.
29356 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29358 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29359 soft-fp/t-softfp to tmake_file.
29361 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29362 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29363 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29364 IA64_BUILTIN_INFQ]: New.
29365 (ia64_init_builtins): Initialize __builtin_infq,
29366 __builtin_fabsq and __builtin_copysignq if not HPUX.
29367 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29368 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29370 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29372 (__fixtfti): Likewise.
29373 (__fixunstfti): Likewise.
29374 (__floattitf): Likewise.
29376 * config/ia64/libgcc-glibc.ver: New.
29377 * config/ia64/t-fprules-softfp: Likewise.
29378 * config/ia64/sfp-machine.h: Likewise.
29380 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29381 (LIBGCC2_TF_CEXT): Likewise.
29382 (TF_SIZE): Likewise.
29383 (TARGET_INIT_LIBFUNCS): Likewise.
29385 * config/ia64/t-glibc (SHLINB_MAPFILES):
29386 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29388 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29390 * config/i386/i386.c (construct_container): Rewrite processing
29391 BLKmode with X86_64_SSE_CLASS.
29393 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29396 * config/i386/i386.md: Replace simplify_replace_rtx with
29397 replace_rtx in the new peephole2.
29399 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29401 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29402 loop unrolling do not happen at -O2.
29404 2009-02-12 Michael Matz <matz@suse.de>
29406 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29408 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29410 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29413 2009-02-12 Ben Elliston <bje@au.ibm.com>
29415 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29416 patterns when updating the back chain. Missed in the 2009-02-10
29419 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29421 * doc/extend.texi (Decimal Floating Types): Update identifier of
29422 draft TR and list of missing support.
29424 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29426 PR middle-end/39154
29427 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29428 bit to variable length decl's flags, add it also to its
29429 pointer replacement variable.
29431 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29432 Jakub Jelinek <jakub@redhat.com>
29435 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29436 (memory_blockage): New expander.
29437 (*memory_blockage): New insn pattern.
29438 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29439 instead of general blockage at the end of function prologue when
29440 frame pointer is used to access red zone area. Do not emit blockage
29441 when profiling, it is emitted in generic code.
29442 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29443 function epilogue when frame pointer is used to access red zone area.
29445 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29448 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29449 by arithmetic with memory operands.
29450 * config/i386/predicates.md (commutative_operator): New.
29452 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29454 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29457 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29459 * alias.h (record_alias_subset): Declare.
29460 * alias.c (record_alias_subset): Make global.
29462 2009-02-10 Nick Clifton <nickc@redhat.com>
29464 * tree-parloops.c: Change license to GPLv3.
29465 * ipa-struct-reorg.c: Change license to GPLv3.
29466 * ipa-struct-reorg.h: Change license to GPLv3.
29468 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29471 * c-decl.c (start_struct): Return NULL on error.
29473 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29475 PR middle-end/39124
29476 * cfgloopmanip.c (remove_path): Call remove_bbs after
29477 cancel_loop_tree, not before it.
29480 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29481 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29482 VAR_DECLs were seen.
29483 * tree-ssa-live.c (remove_unused_locals): Recompute
29484 cfun->has_local_explicit_reg_vars.
29485 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29486 copies or clearings if cfun->has_local_explicit_reg_vars.
29488 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29491 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29492 of function prologue when frame pointer is used to access
29495 2009-02-10 Richard Guenther <rguenther@suse.de>
29497 PR middle-end/39127
29498 * gimplify.c (gimple_regimplify_operands): Always look if
29499 we need to create a temporary.
29501 2009-02-10 Richard Guenther <rguenther@suse.de>
29503 PR tree-optimization/39132
29504 * tree-loop-distribution.c (todo): New global var.
29505 (generate_memset_zero): Trigger TODO_rebuild_alias.
29506 (tree_loop_distribution): Return todo.
29508 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29511 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29512 (x86_64_reg_class_name): Removed.
29513 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29514 first one isn't X86_64_SSE_CLASS or any other ones aren't
29515 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29516 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29517 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29518 and 3 X86_64_SSEUP_CLASS.
29519 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29520 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29522 2009-02-10 Ben Elliston <bje@au.ibm.com>
29524 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29525 form instruction to update the stack back chain word, even if the
29526 user has disabled the generation of update instructions.
29527 (movdi_<mode>_update_stack): New.
29528 (movsi_update_stack): Likewise.
29529 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29530 always use an update form instruction to update the stack back
29533 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29535 PR middle-end/38953
29536 * graphite.c (if_region_set_false_region): After moving a region in
29537 the false branch of a condition, remove the empty dummy basic block.
29538 (gloog): Remove wrong fix for PR38953.
29540 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29542 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29543 generation due to implicit sign extension.
29545 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29547 PR middle-end/38981
29548 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29549 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29551 2009-02-09 Richard Guenther <rguenther@suse.de>
29553 PR middle-end/35202
29554 * convert.c (convert_to_real): Disable (float)fn((double)x)
29555 to fnf(x) conversion if errno differences may occur and
29556 -fmath-errno is set.
29558 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29560 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29561 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29562 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29564 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29567 * c-common.c (handle_alias_attribute): Disallow attribute for
29568 anything not a FUNCTION_DECL or VAR_DECL.
29570 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29573 * real.c (do_compare): Special-case compare of zero against
29574 decimal float value.
29576 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29579 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29580 as indicating flexible array members unless the field itself is
29581 being declarared as the incomplete array.
29583 2009-02-06 Jan Hubicka <jh@suse.cz>
29585 PR tree-optimization/38844
29586 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29587 is already inlined.
29589 2009-02-06 Richard Guenther <rguenther@suse.de>
29591 PR middle-end/38977
29592 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29593 fork because we may expand it as __gcov_fork.
29595 2009-02-06 Nick Clifton <nickc@redhat.com>
29597 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29599 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29601 PR tree-optimization/35659
29602 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29603 vn_phi_eq): Shortcut if hashcode does not match.
29604 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29606 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29607 and avoid iterative_hash_expr.
29608 (FOR_EACH_VALUE_ID_IN_SET): New.
29609 (value_id_compare): Remove.
29610 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29611 sort expressions by value id.
29613 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29616 * config/sh/predicates.md (general_movsrc_operand): Don't check
29617 the subreg of system registers here.
29619 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29622 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29623 on the copied decl.
29625 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29627 PR rtl-optimization/39110
29628 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29629 addresses, not aligned ones.
29631 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29632 Richard Guenther <rguenther@suse.de>
29634 PR tree-optimization/39100
29635 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29636 comment says and add edges.
29638 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29641 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29642 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29644 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29646 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29647 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29648 register_bb_in_sese, new_sese, free_sese): Moved.
29649 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29650 outermost_loop_in_scop, build_scop_iteration_domain,
29651 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29652 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29653 Use loop_in_sese_p instead of loop_in_scop_p.
29654 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29655 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29656 (scopdet_basic_block_info): Fix bug in scop detection.
29657 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29658 eq_loop_to_cloog_loop): Remove.
29659 (nb_loops_around_loop_in_scop, nb_loop
29660 ref_nb_loops): Moved here...
29661 * graphite.h (ref_nb_loops): ... from here.
29662 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29663 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29664 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29666 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29667 Hans-Peter Nilsson <hp@axis.com>
29669 PR rtl-optimization/37889
29670 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29671 Move offset handling from PLUS to before the switch. Use new
29672 arguments when considering SYMBOL_REFs too.
29673 (rtx_addr_can_trap_p): Pass dummy offset and size.
29674 (enum may_trap_p_flags): Remove.
29675 (may_trap_p_1): Pass size from MEM_SIZE.
29677 PR rtl-optimization/38921
29678 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29679 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29680 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29681 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29683 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29685 AVX Programming Reference (January, 2009)
29686 * config/i386/sse.md (*vpclmulqdq): New.
29688 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29690 PR tree-optimization/38977
29691 PR gcov-profile/38292
29692 * calls.c (special_function_p): Disregard __builtin_ prefix.
29694 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29696 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29697 non-indexable addresses even before reload.
29699 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29702 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29703 as having variable size. Do not give an error for unnamed
29704 parameters with [*] declarators. Give a warning for type names
29705 with [*] declarators and mark them as variable size.
29706 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29707 for sizeof applied to [*] type names.
29709 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29712 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29714 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29716 * gcc.c (process_command): Update copyright notice dates.
29717 * gcov.c (print_version): Likewise.
29718 * gcov-dump.c (print_version): Likewise.
29719 * mips-tfile.c (main): Likewise.
29720 * mips-tdump.c (main): Likewise.
29722 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29725 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29726 for composite type involving a zero-length array type.
29728 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29731 * function.c (match_asm_constraints_1): Skip over
29732 initial optional % in the constraint.
29734 PR inline-asm/39059
29735 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29736 supported, don't accept FIXED_CSTs.
29737 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29738 and _Sat is used without _Fract/_Accum. Set specs->type to
29739 integer_type_node for cts_fract/cts_accum if fixed point is not
29742 2009-02-02 Catherine Moore <clm@codesourcery.com>
29744 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29746 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29748 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29749 (ABI_HAS_64BIT_SYMBOLS): Use it.
29750 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29752 2009-02-02 Paul Brook <paul@codesourcery.com>
29754 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29756 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29758 PR inline-asm/39058
29759 * recog.h (asm_operand_ok): Add constraints argument.
29760 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29761 recurse on matching constraint.
29762 (check_asm_operands): Pass constraints as 3rd argument to
29763 asm_operand_ok. Don't look up matching constraint here.
29764 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29767 2009-02-02 Ben Elliston <bje@au.ibm.com>
29769 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29770 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29772 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29774 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29775 information. Remove some obsolete information. Reorganize.
29777 * config/pa/fptr.c: Revert license to GPL 2.
29778 * config/pa/milli64.S: Likewise.
29780 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29783 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29784 LIBRARY name in, instead of hard-coding it.
29785 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29786 extra target make frag to tmake_files according to EH model.
29787 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29788 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29789 frags that define makefile variable EH_MODEL appropriately.
29790 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29791 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29792 to "-sjlj" according to type of EH configured.
29793 (LIBGCC_SONAME): Concatenate it to shared library base name.
29794 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29795 to "_sjlj" according to type of EH configured.
29796 (LIBGCC_SONAME): Concatenate it to shared library base name.
29797 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29798 (SHLIB_LINK): Add missing semicolon to if-else construct.
29799 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29800 string value of "pe_dll" command-line option.
29801 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29802 (SHLIB_SONAME): Use it when overriding t-cygming default.
29803 (SHLIB_IMPLIB): Override t-cygming default.
29804 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29805 string value of "pe_dll" command-line option.
29807 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29810 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29811 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29813 2009-01-31 Richard Guenther <rguenther@suse.de>
29815 PR tree-optimization/38937
29816 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29817 computing the transitive closure.
29819 2009-01-30 Richard Guenther <rguenther@suse.de>
29821 PR tree-optimization/39041
29822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29823 Propagate variable indices only if the types match for this stmt.
29825 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29828 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29829 inline but never defined.
29831 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29833 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29834 (*insv_h_di_reg_extimm): New insn.
29835 (*insv_l<mode>_reg_extimm): New insn.
29837 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29839 * config/picochip/picochip.c (flag_conserve_stack): set
29840 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29841 fconserve-stack. Reduce call-overhead used by inliner.
29843 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29846 * common.opt (flag_conserve_stack): Initialised to zero.
29848 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29851 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29852 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29855 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29857 * ira-color.c (allocno_reload_assign): Update comments.
29858 * regmove.c (regmove_optimize): Likewise.
29862 2009-01-29 Robert Millan <rmh@aybabtu.com>
29864 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29865 * config/i386/kopensolaris-gnu.h: New file. Undefine
29866 `MD_UNWIND_SUPPORT'.
29867 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29869 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29871 PR tree-optimization/39007
29872 * tree-loop-distribution.c (generate_builtin): Use
29873 recompute_dominator to compute the immediate dominator of the
29874 basic block just after the loop.
29876 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29878 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29879 (ASM_OUTPUT_DWARF_PCREL): Define.
29881 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29883 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29884 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29885 global. Modify entries about regmove and IRA.
29887 * ra-conflict.c: Remove the file.
29889 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29891 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29892 (pass_regclass_init): Rename to pass_reginfo_init.
29894 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29896 * toplev.h (flag_ira): Remove.
29898 * caller-save.c (setup_save_areas): Remove flag_ira.
29900 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29902 * global.c: Remove the file.
29904 * opts.c (decode_options): Remove flag_ira.
29906 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29908 * regmove.c: Modify file description.
29909 (find_use_as_address, try_auto_increment): Define them only if
29910 AUTO_INC_DEC is defined.
29911 (replacement_quality, replace_in_call_usage, fixup_match_1,
29912 stable_and_no_regs_but_for_p): Remove.
29913 (reg_set_in_bb): Make it static.
29914 (regmove_optimize): Remove flag_ira and code which worked for
29917 * local-alloc.c: Remove the file.
29919 * common.opt (fira): Remove.
29921 * ira.c: Include except.h.
29922 (eliminable_regset): Move from global.c.
29923 (mark_elimination): Ditto. Remove flag_ira.
29924 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29925 equiv_mem_modified, validate_equiv_mem_from_store,
29926 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29927 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29928 no_equiv, recorded_label_ref): Move from local-alloc.c.
29929 (update_equiv_regs): Ditto. Make it static.
29930 (print_insn_chain, print_insn_chains): Move it from global.c.
29931 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29932 (build_insn_chain): Ditto. Make it static.
29933 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29934 Rename to init_live_subregs.
29935 (gate_ira): Remove flag_ira.
29937 * regclass.c: Rename reginfo.c. Change file description.
29938 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29939 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29940 (init_reg_sets_1): Remove code for evaluation of
29941 reg_class_superclasses and losing_caller_save_reg_set.
29942 (init_regs): Remove init_reg_autoinc.
29943 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29944 ok_for_base_p_nonstrict): Remove.
29945 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29946 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29947 corresponding entries.
29948 (dump_regclass, record_operand_costs, scan_one_insn,
29949 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29950 record_address_regs, auto_inc_dec_reg_p): Remove.
29951 (gt-regclass.h): Rename to gt-reginfo.h.
29953 * rtl.h (dump_global_regs, retry_global_alloc,
29954 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29956 * Makefile.in (RA_H): Remove.
29957 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29958 Rename regclass.o to reginfo.o.
29959 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29961 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29962 (GTFILES): Rename regclass.c to reginfo.c.
29964 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29965 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29967 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29968 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29970 (finish_spills): Ditto. Remove code for !flag_ira.
29972 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29974 PR middle-end/35854
29975 * doc/invoke.texi (rtl debug options): Complete rewrite.
29976 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29978 * mode-switching.c (pass_mode_switching): Rename pass from
29979 "mode-sw" to "mode_sw".
29980 * except.c (pass_convert_to_eh_ranges): Rename pass from
29981 "eh-ranges" to "eh_ranges".
29982 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29986 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29987 Alexander Monakov <amonakov@ispras.ru>
29989 PR middle-end/38857
29990 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29992 (move_exprs_to_boundary): Change return type and pass through
29993 should_move from move_op. Relax assert. Update usage ...
29994 (schedule_expr_on_boundary): ... here. Use should_move instead of
29996 (move_op_orig_expr_found): Indicate that insn was disconnected from
29998 (code_motion_process_successors): Do not call after_merge_succs
29999 callback if original expression was not found when traversing any of
30001 (code_motion_path_driver): Change return type. Update prototype.
30002 (move_op): Update comment. Add a new parameter (should_move). Update
30003 prototype. Set *should_move based on indication provided by
30004 move_op_orig_expr_found.
30006 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30008 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30009 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30010 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30011 * config/rs6000/rs6000.c (rs6000_override_options): Default
30012 avoid-indexed-addresses on for Power6, off for everything else.
30013 (avoiding_indexed_address_p): New function.
30014 (rs6000_legitimize_address): Use it.
30015 (rs6000_legitimate_address): Likewise.
30016 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30018 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30020 PR tree-optimization/38997
30021 * tree-loop-distribution.c (generate_memset_zero): Use
30022 POINTER_PLUS_EXPR for a pointer addition.
30024 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30026 * config/s390/s390.md (bswap<mode>2): New pattern added.
30028 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30030 * config/s390/s390.md (*tls_load_31): Added type attribute.
30032 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30034 * config/s390/s390.md: Fix a few comments.
30036 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30038 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30039 (*tm<mode>_full): Fixed z10prop attribute.
30040 (*tst<mode>_extimm): Fixed z10prop attribute.
30041 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30042 (*tstqiCCT_cconly): Fixed z10prop attribute.
30043 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30044 (*movsi_larl): Fixed z10prop attribute.
30045 (*movsi_zarch): Fixed z10prop attribute.
30046 (*movsi_eas): Fixed z10prop attribute.
30047 (*movhi): Fixed z10prop attribute.
30048 (*movqi): Fixed z10prop attribute.
30049 (*movstrictqi): Fixed z10prop attribute.
30050 (*mov<mode>): Fixed z10prop attribute.
30051 (*movcc): Fixed z10prop attribute.
30052 (*sethighpartdi_64): Fixed z10prop attribute.
30053 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30054 (*negdi2_sign_cc): Fixed z10prop attribute.
30055 (*negdi2_sign): Fixed z10prop attribute.
30056 (*absdi2_sign_cc): Fixed z10prop attribute.
30057 (*absdi2_sign): Fixed z10prop attribute.
30058 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30059 (*negabsdi2_sign): Fixed z10prop attribute.
30060 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30061 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30062 (doloop_si64): Fixed z10prop attribute.
30063 (doloop_si31): Fixed z10prop attribute.
30064 (doloop_long): Fixed z10prop attribute.
30065 (indirect_jump): Fixed z10prop attribute.
30066 (nop): Fixed z10prop attribute.
30067 (main_base_64): Fixed z10prop attribute.
30068 (reload_base_64): Fixed z10prop attribute.
30070 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30072 PR rtl-optimization/38740
30073 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30075 * config/mips/mips.c (mips_reorg): Likewise.
30077 2009-01-28 Richard Guenther <rguenther@suse.de>
30079 PR tree-optimization/38926
30080 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30081 with the correct value id to a value.
30082 (do_regular_insertion): Use the value number of edoubleprime
30083 for the value number of the expr.
30086 2008-08-21 Richard Guenther <rguenther@suse.de>
30088 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30089 a PHI ask VN if it is already available.
30090 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30091 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30093 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30095 PR middle-end/38934
30096 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30097 set to varying whenever max has TREE_OVERFLOW set, similarly
30098 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30100 2009-01-28 Richard Guenther <rguenther@suse.de>
30102 PR middle-end/38908
30103 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30104 uninitialized aggregate uses in call arguments.
30106 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30108 PR tree-optimization/38984
30109 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30110 the nothing_id variable if -fno-delete-null-pointer-checks.
30112 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30115 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30116 (set_got_offset_rex64): Ditto.
30118 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30121 * doc/extend.texi: Improve local variable with asm reg.
30123 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30125 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30126 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30127 was not supplied then set warn_packed_bitfield_compat to the
30128 default value of 1.
30129 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30132 2009-01-27 Richard Guenther <rguenther@suse.de>
30134 PR tree-optimization/38503
30135 * cfgexpand.c (expand_gimple_basic_block): Ignore
30136 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30137 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30138 variables that cannot have TBAA applied.
30139 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30142 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30144 PR middle-end/38969
30145 * calls.c (initialize_argument_information): Do not wrap complex
30146 arguments in SAVE_EXPR.
30148 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30150 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30151 (INSTALL_LIBGCC): Revert typo commit.
30153 2009-01-26 Richard Guenther <rguenther@suse.de>
30155 PR tree-optimization/38745
30156 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30157 from special handling.
30159 2009-01-26 Richard Guenther <rguenther@suse.de>
30161 PR tree-optimization/38745
30162 * tree-ssa.c (execute_update_addresses_taken): Do not include
30163 variables that cannot possibly be a register in not_reg_needs.
30164 Do not clear TREE_ADDRESSABLE on vars that may not become
30166 * tree-ssa.c (update_alias_info_1): Include those in the set
30167 of addressable vars.
30169 2009-01-26 Richard Guenther <rguenther@suse.de>
30171 PR middle-end/38851
30172 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30173 * tree-ssa-dse.c: Include langhooks.h
30174 (execute_simple_dse): Remove stores with zero size.
30176 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30179 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30182 2009-01-24 Julian Brown <julian@codesourcery.com>
30184 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30185 config/arm/linux-atomic.c.
30186 * config/arm/linux-atomic.c: New.
30188 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30190 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30191 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30192 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30194 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30197 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30200 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30202 PR tree-optimization/38953
30203 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30204 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30205 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30206 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30209 2009-01-24 Paul Brook <paul@codesourcery.com>
30211 * config/arm/neon.md (neon_type): Move to arm.md.
30212 (neon_mov<VSTRUCT>): Add neon_type attribute.
30213 * config/arm/arm.md (neon_type): Move to here.
30214 (conds): Add "unconditioal" and use as default for NEON insns.
30216 2009-01-24 Ben Elliston <bje@au.ibm.com>
30218 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30219 void *' warning from -Wc++-compat.
30220 * Makefile.in (dominance.o-warn): Remove.
30222 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30224 PR tree-optimization/38932
30225 * fold-const.c (fold_unary_ignore_overflow): New.
30226 * tree.h (fold_unary_ignore_overflow): Declare.
30227 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30228 * tree-ssa-sccvn.c (visit_reference_op_load,
30229 simplify_unary_expression): Likewise.
30231 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30233 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30234 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30235 regardless of their type.
30236 * c-common.c (handle_packed_attribute): Don't ignore packed on
30238 * c.opt (Wpacked-bitfield-compat): New warning option.
30239 * stor-layout.c (place_field): Warn if offset of a field changed.
30240 * doc/extend.texi (packed): Mention the ABI change.
30241 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30242 (Warning Options): Add it to the list.
30244 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30246 * c-opts.c (c_common_post_options): Fix a typo in comments.
30248 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30250 PR middle-end/38615
30251 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30252 variables to static.
30253 * doc/invoke.texi (-fmerge-all-constants): Update description.
30255 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30258 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30259 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30261 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30263 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30265 (LOCAL_ALIGNMENT): Similarly.
30267 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30268 Joseph Myers <joseph@codesourcery.com>
30270 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30271 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30272 * config/arm/arm-tune.md: Regenerate.
30273 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30276 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30278 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30279 version number to five.
30281 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30284 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30285 * c-common.c (set_underlying_type): Likewise.
30286 (is_typedef_decl ): Likewise
30288 (set_underlying_type): Likewise.
30289 (is_typedef_type): Likewise.
30291 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30293 PR middle-end/38587
30294 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30297 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30300 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30301 (LIBGCC_SPEC): Don't define.
30302 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30304 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30306 PR rtl-optimization/38879
30307 * alias.c (base_alias_check): Unaligned access via AND address can
30308 alias all surrounding object types except those with sizes equal
30309 or wider than the size of unaligned access.
30311 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30314 * c-decl.c (clone_underlying_type): Move this ...
30315 * c-common.c (set_underlying_type): ... here.
30316 Also, make sure the function properly sets TYPE_STUB_DECL() on
30317 the newly created typedef variant type.
30318 (is_typedef_decl ): New entry point.
30319 * tree.h: Added a new member member_types_needing_access_check to
30320 struct tree_decl_non_common.
30321 (set_underlying_type): New entry point.
30322 (is_typedef_type): Likewise.
30324 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30326 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30327 Check whether two instructions have memory references that
30328 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30329 are helper functions for traversing.
30330 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30331 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30332 not to draw dependency edge for instructions with non-conflicting
30335 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30338 * longlong.h: Update copyright years. Use soft-fp license notice.
30339 Sync __clz_tab declaration with glibc.
30341 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30344 * doc/extend.texi (syscall_linkage): New.
30345 (version_id): Modify.
30347 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30348 Richard Guenther <rguenther@suse.de>
30350 PR tree-optimization/38747
30351 PR tree-optimization/38748
30352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30353 conversion if the base address is an indirect reference and the
30354 aliasing sets could cause issues.
30356 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30358 * common.opt (fgraphite, fgraphite-identity): Add comment for
30359 explaining why these options are not documented.
30361 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30363 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30364 gimple_call_lhs is NULL.
30366 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30369 * emit-rtl.c (adjust_address_1): Make sure memref is never
30372 2009-01-20 Ben Elliston <bje@au.ibm.com>
30374 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30375 const qualifier from arg parameter. Remove unnecessary cast to char *.
30376 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30377 const qualifier from arg 2.
30379 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30381 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30383 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30386 * rtl.h (reinit_regs): New prototype.
30387 * regclass.c: Include ira.h.
30388 (reinit_regs): New.
30389 * Makefile.in (regclass.o): Add ira.h.
30390 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30392 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30395 * c-common.c (handle_aligned_attribute): Use
30396 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30397 default alignment value.
30399 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30401 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30402 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30404 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30405 __BIGGEST_ALIGNMENT__.
30407 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30409 2009-01-18 Richard Guenther <rguenther@suse.de>
30411 PR tree-optimization/38819
30412 * tree-flow.h (operation_could_trap_helper_p): Declare.
30413 * tree-eh.c (operation_could_trap_helper_p): Export.
30414 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30415 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30416 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30417 are about to insert a possibly trapping instruction and fail
30420 2009-01-18 Andreas Schwab <schwab@suse.de>
30422 * doc/install.texi (Configuration): Remove obsolete paragraph
30423 about use of --with-gnu-ld with --with-gnu-as.
30425 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30427 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30428 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30429 Follow spelling conventions.
30431 2009-01-18 Ben Elliston <bje@au.ibm.com>
30433 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30434 C++ warning about implicit conversion from void * to struct
30436 (bitmap_obstack_free): Likewise for bitmap_element *.
30437 * Makefile.in (bitmap.o-warn): Remove.
30439 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30441 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30443 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30444 Tobias Grosser <tobi.grosser@amd.com>
30446 * graphite.c (graphite_trans_scop_block): Do not block single
30449 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30451 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30452 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30453 test with assertion.
30455 2009-01-16 Richard Guenther <rguenther@suse.de>
30457 PR tree-optimization/38835
30458 PR middle-end/36227
30459 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30460 and INT + PTR -> (INT)(PTR p+ INT) folding.
30461 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30463 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30466 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30467 the subreg from a lowpart subreg if it is also casting the value.
30469 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30470 Tobias Grosser <tobi.grosser@amd.com>
30472 * graphite.c (compare_prefix_loops): New.
30473 (build_scop_canonical_schedules): Rewritten.
30474 (graphite_transform_loops): Move build_scop_canonical_schedules
30475 after build_scop_iteration_domain.
30477 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30478 Tobias Grosser <tobi.grosser@amd.com>
30480 * graphite.c (add_conditions_to_domain): Add the loops to
30481 the dimension of the iteration domain. Do copy the domain
30482 only when it exists.
30483 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30484 (add_conditions_to_constraints): New.
30485 (can_generate_code_stmt, can_generate_code): Removed.
30486 (gloog): Do not call can_generate_code.
30487 (graphite_transform_loops): Call add_conditions_to_constraints
30488 after building the iteration domain.
30490 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30492 PR tree-optimization/38789
30493 * tree-ssa-threadedge.c
30494 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30495 __builtin_constant_p.
30497 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30499 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30500 examined before deleting them.
30502 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30504 * function.c (aggregate_value_p): Correctly extract the function
30505 type from CALL_EXPR_FN lookup.
30507 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30509 * config/picochip/picochip.c (picochip_override_options): Revert
30510 CFI asm flag disable commited previously.
30512 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30513 Tobias Grosser <tobi.grosser@amd.com>
30514 Jan Sjodin <jan.sjodin@amd.com>
30516 * graphite.c (scan_tree_for_params): On substractions negate
30517 all the coefficients of the term.
30518 (clast_to_gcc_expression_red): New. Handle reduction expressions
30519 of more than two operands.
30520 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30521 (get_vdef_before_scop): Handle also the case of default definitions.
30523 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30525 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30526 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30527 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30529 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30530 Joey Ye <joey.ye@intel.com>
30532 PR middle-end/37843
30533 * cfgexpand.c (expand_stack_alignment): Don't update stack
30534 boundary nor check incoming stack boundary here.
30535 (gimple_expand_cfg): Update stack boundary and check incoming
30536 stack boundary here.
30538 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30540 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30542 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30544 PR rtl-optimization/38245
30545 * calls.c (expand_call): Add stack arguments to
30546 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30547 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30548 in regs and partially in memory or BLKmode arguments.
30549 (emit_library_call_value_1): Add stack arguments to
30550 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30551 ACCUMULATE_OUTGOING_ARGS).
30552 * dce.c: Include tm_p.h.
30553 (find_call_stack_args): New function.
30554 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30556 (mark_insn): Call find_call_stack_args for CALL_Ps.
30557 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30558 forwards. Allocate and free arg_stores bitmap if needed, pass it
30559 down to deletable_insn_p, don't mark stores set in arg_stores
30560 bitmap, clear the bitmap at the beginning of each bb.
30561 * Makefile.in (dce.o): Depend on $(TM_P_H).
30563 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30566 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30567 to make sure the insn is a conditional test (bug 22599). Reformat a
30570 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30572 PR middle-end/38431
30573 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30574 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30575 (gloog): Do not call cleanup_tree_cfg.
30576 (graphite_transform_loops): Call cleanup_tree_cfg after all
30577 scops have been code generated.
30579 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30580 * doc/gty.texi (Invoking the garbage collector): Added new node
30581 and section documenting ggc_collect.
30583 2009-01-14 Richard Guenther <rguenther@suse.de>
30585 PR tree-optimization/38826
30586 PR middle-end/38477
30587 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30588 initialization notes only if we actually emitted a warning.
30589 (intra_create_variable_infos): Add constraints for a result decl
30590 that is passed by hidden reference.
30591 (build_pred_graph): Mark all related variables non-direct on
30594 2009-01-14 Nick Clifton <nickc@redhat.com>
30596 * ira-conflicts.c: Include addresses.h for the definition of
30598 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30599 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30601 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30604 * Makefile.in (ira-lives.o): Add except.h.
30606 * ira-lives.c: Include except.h.
30607 (process_bb_node_lives): Process can_throw_internal.
30609 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30611 PR rtl-optimization/38774
30612 * combine.c (simplify_set): When undoing cc_use change, don't do
30613 PUT_CODE on the newly created comparison, but instead put back the
30616 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30618 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30619 values. Remove duplicate arm8 entry.
30621 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30623 PR tree-optimization/38786
30624 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30625 the SSA_NAME case of expand_scalar_variables_expr.
30626 Set the type of an expression to the type of its assign statement.
30627 (expand_scalar_variables_expr): Also gather the scalar computation
30628 used to index the memory access. Do not pass loop_p.
30629 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30630 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30631 the gimple_stmt_iterator where it inserts new code.
30632 Do not pass loop_p.
30633 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30634 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30636 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30638 * graphite.h (debug_value): Removed.
30639 * graphite.c (debug_value): Removed.
30641 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30643 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30644 ldrd/strd with two 32-bit instructions.
30646 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30648 * config/arm/arm.c (struct processors): Pass for speed down into
30649 cost helper functions.
30650 (const_ok_for_op): Handle COMPARE and inequality nodes.
30651 (arm_rtx_costs_1): Rewrite.
30652 (arm_size_rtx_costs): Update prototype.
30653 (arm_rtx_costs): Pass speed down to helper functions.
30654 (arm_slowmul_rtx_costs): Rework cost calculations.
30655 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30656 (arm_9e_rtx_costs): Likewise.
30658 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30660 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30661 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30662 (alpha_legitimize_address): Do not split local symbols wider than
30663 UNITS_PER_WORD into HIGH/LO_SUM parts.
30665 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30668 * gcc.c (process_command): Replace call to execvp with calls
30669 to pex_one and exit.
30671 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30674 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30675 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30676 variant for devices with 3-byte PC.
30677 (__tablejump_elpm__): New.
30679 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30682 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30683 offsetof member-designator, handle it as `[0].'.
30685 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30687 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30688 function when not using named sections on targets with named sections
30689 if branch distance is less than 262132.
30691 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30693 * combine.c (combine_instructions): Recompute
30694 optimize_this_for_speed_p for each BB in the main combine loop.
30696 2009-01-12 Tomas Bily <tbily@suse.cz>
30699 * tree-loop-distribution.c (prop_phis): New function.
30700 (generate_builtin): Call prop_phis.
30702 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30704 PR tree-optimization/38807
30705 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30706 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30708 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30710 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30711 subreg of op0 to the original op0.
30713 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30715 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30717 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30720 * mips-tfile.c (parse_def): Fix parsing of def strings
30721 starting with digits.
30723 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30726 * config/arm/arm.c (arm_is_long_call_p): Don't call
30727 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30729 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30731 * regrename.c (regrename_optimize): Fix dumping.
30732 (find_oldest_value_reg): Preserve REG_POINTER.
30733 (copy_hardreg_forward_1): Likewise.
30735 2009-01-09 Diego Novillo <dnovillo@google.com>
30737 * gimple.h (struct gimple_statement_base) <uid>: Document
30738 the restrictions on its use.
30739 (gimple_uid): Tidy.
30740 (gimple_set_uid): Tidy.
30742 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30744 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30745 zero guard even if align_bytes != 0 and count is smaller than
30748 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30750 PR rtl-optimization/38495
30751 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30752 (add_range_and_copies_from_move_list): Print all added ranges.
30753 Add ranges to memory optimized destination.
30755 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30759 * config/i386/i386.c (override_options): Reject
30760 -mstringop-strategy=rep_8byte with -m32.
30761 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30762 to 1. Do count comparison against epilogue_size_needed at compile
30763 time even when count_exp was constant forced into register. For
30764 size_needed don't jump to epilogue, instead just avoid aligning
30765 and invoke the body algorithm. If need_zero_guard, add zero guard
30766 even if count is non-zero, but smaller than size_needed + number of
30767 bytes that could be stored for alignment.
30768 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30769 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30770 but smaller than size_needed + number of bytes that could be stored
30771 for alignment. Compare size_needed with epilogue_size_needed instead
30772 of desired_align - align, don't adjust size_needed, pass
30773 epilogue_size_needed to the epilogue expanders.
30776 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30778 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30780 * pa.c (last_address): Change to unsigned.
30781 (update_total_code_bytes): Change argument to unsigned. Don't
30782 check if insn addresses are set.
30783 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30784 addresses are not set.
30785 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30787 2009-01-09 Nick Clifton <nickc@redhat.com>
30789 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30790 DECL_DECLARED_INLINE_P.
30792 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30794 PR middle-end/38347
30795 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30796 GET_MODE (op0) in operand_subword_force calls.
30798 PR middle-end/38771
30799 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30800 fold_convert arg0 operands to TREE_TYPE (op0) first.
30802 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30804 * params.def (ira-max-conflict-table-size): Decrease default value
30807 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30809 PR tree-optimization/37031
30810 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30812 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30813 allocate it using gc instead of heap, use VEC_quick_push instead of
30815 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30816 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30817 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30818 allocated vector from heap allocated.
30819 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30820 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30821 vector only after perfect_loop_nest_depth call.
30823 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30824 Jan Sjodin <jan.sjodin@amd.com>
30826 PR tree-optimization/38559
30827 * graphite.c (debug_value, copy_constraint,
30828 swap_constraint_variables, scale_constraint_variable, ): New.
30829 (get_lower_bound, get_upper_bound): Removed.
30830 (graphite_trans_bb_strip_mine): Clean up this code that works
30831 only for constant number of iterations. Fully copy upper and
30832 lower bound constraints, not only the constant part of them.
30833 * graphite.h (debug_value): Declared.
30835 2009-01-08 Ira Rosen <irar@il.ibm.com>
30837 PR tree-optimization/37194
30838 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30839 Don't add the cost of cost model guard in prologue to scalar
30840 outside cost in case of known number of iterations.
30842 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30843 Alan Modra <amodra@bigpond.net.au>
30845 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30846 non-word-aligned REG+CONST addressing.
30848 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30851 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30852 free_after_compilation when outputting a thunk.
30853 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30854 Do not call free_after_compilation here.
30856 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30858 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30859 (ix86_valid_target_attribute_inner_p): Ditto.
30861 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30863 PR tree-optimization/38492
30864 PR tree-optimization/38498
30865 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30866 * tree-chrec.h (scev_is_linear_expression): Declared.
30867 * graphite.c (graphite_cannot_represent_loop_niter): New.
30868 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30869 (graphite_loop_normal_form): Use gcc_assert.
30870 (scan_tree_for_params): Use CASE_CONVERT.
30871 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30872 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30873 Use gcc_assert. Discard scops that contain unhandled cases.
30874 (build_scop_conditions): Return a boolean status for unhandled cases.
30875 (strip_mine_profitable_p): Print the loop number, not its depth.
30876 (is_interchange_valid): Pass the depth of the loop nest, don't
30877 recompute it wrongly.
30878 (graphite_trans_bb_block): Same.
30879 (graphite_trans_bb_block): Print tentative of loop blocking.
30880 (graphite_trans_scop_block): Do not print that the loop has been
30882 (graphite_transform_loops): Do not handle scops that contain condition
30885 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30887 AVX Programming Reference (December, 2008)
30888 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30889 (_mm256_stream_pd): Likewise.
30890 (_mm256_stream_ps): Likewise.
30892 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30893 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30894 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30895 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30896 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30897 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30898 (ix86_expand_special_args_builtin): Likewise.
30900 * config/i386/sse.md (AVXMODEDI): New.
30901 (avx_movnt<mode>): Likewise.
30902 (avx_movnt<mode>): Likewise.
30903 (<sse>_movnt<mode>): Remove AVX support.
30904 (sse2_movntv2di): Likewise.
30906 2009-01-07 Richard Guenther <rguenther@suse.de>
30908 PR middle-end/38751
30909 * fold-const.c (extract_muldiv): Remove obsolete comment.
30910 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30911 to PLUS_EXPR canonicalization for the canonicalization.
30913 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30915 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30916 hosted cross-compilers generating less efficient code.
30918 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30920 * function.h (rtl_data): Add a dbr_scheduled_p field.
30921 * reorg.c (dbr_schedule): Set it.
30922 (gate_handle_delay_slots): Check it.
30923 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30924 (mips_reorg): Check flag_delayed_branch instead of
30925 mips_base_delayed_branch.
30926 (mips_override_options): Don't set mips_base_delayed_branch
30927 or flag_delayed_branch.
30929 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30931 PR rtl-optimization/38426.
30932 * ira.c (ira): Set current_function_is_leaf earlier.
30934 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30936 PR rtl-optimization/38722
30937 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30938 too early, only set a flag and modify after last possible
30941 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30944 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30945 * real.c (decimal_single_format): Correct values of emin and emax.
30946 (decimal_double_format): Ditto.
30947 (decimal_quad_format): Ditto.
30948 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30949 computation of DECnn_MIN and DECnn_MAX for corrected values of
30950 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30951 __DECnn_MIN__, and adjust its computation for the corrected value
30954 2009-01-06 Jan Hubicka <jh@suse.cz>
30957 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30959 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30961 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30962 Add Robert Clark to the list of testers.
30964 2009-01-06 Jan Hubicka <jh@suse.cz>
30965 Kai Tietz <kai.tietz@onevision.com>
30967 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30968 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30970 2009-01-06 Jan Hubicka <jh@suse.cz>
30971 Kai Tietz <kai.tietz@onevision.com>
30973 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30975 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30976 (ix86_nsaved_regs): Count only general purpose regs.
30977 (ix86_nsaved_sseregs): New.
30978 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30979 to 16 for w64; compute padding and size of sse reg save area.
30980 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30981 general purpose regs.
30982 (ix86_emit_save_sse_regs_using_mov): New.
30983 (ix86_expand_prologue): Save SSE regs if needed.
30984 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30985 (ix86_emit_restore_sse_regs_using_mov): New.
30986 (ix86_expand_epilogue): Save SSE regs if needed.
30988 2009-01-06 Jan Hubicka <jh@suse.cz>
30989 Kai Tietz <kai.tietz@onevision.com>
30991 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30992 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30993 functions when accumulate outgoing args is off.
30995 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30998 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30999 before using pseudos_have_intersected_live_ranges_p.
31001 * ira-int.h (ira_assert): Always define.
31003 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31005 AVX Programming Reference (December, 2008)
31006 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31007 (_mm256_permute2_pd): Likewise.
31008 (_mm_permute2_ps): Likewise.
31009 (_mm256_permute2_ps): Likewise.
31010 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31011 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31013 * config/i386/i386.c (ix86_builtins): Remove
31014 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31015 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31016 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31017 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31018 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31019 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31020 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31021 __builtin_ia32_vpermil2ps256.
31022 (ix86_init_mmx_sse_builtins): Updated.
31023 (ix86_expand_args_builtin): Likewise.
31025 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31027 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31028 long absolute calls when generating PA 2.0 code.
31030 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31032 PR rtl-optimization/38583
31033 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31035 * params.def (ira-max-conflict-table-size): New.
31037 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31039 * ira.h (ira_conflicts_p): New external definition.
31041 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31042 table. Report this. Return result of building.
31043 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31044 building conflict table.
31046 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31047 (ira_color): Use ira_conflicts_p.
31049 * global.c: Include ira.h.
31050 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31053 * Makefile.in (global.o): Add ira.h.
31055 * ira-build.c (mark_all_loops_for_removal,
31056 propagate_some_info_from_allocno): New.
31057 (remove_unnecessary_allocnos): Call
31058 propagate_some_info_from_allocno.
31059 (remove_low_level_allocnos): New.
31060 (remove_unnecessary_regions): Add parameter. Call
31061 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31062 parameter to remove_unnecessary_regions.
31063 (ira_build): Remove all regions but root if the conflict table was
31064 not built. Update conflict hard regs for allocnos crossing calls.
31066 * ira.c (ira_conflicts_p): New global.
31067 (ira): Define and use ira_conflicts_p.
31069 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31070 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31071 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31073 2009-01-06 Ben Elliston <bje@au.ibm.com>
31075 * gengtype-lex.l (YY_NO_INPUT): Define.
31077 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31080 * c-common.c (handle_vector_size_attribute): Also reject
31081 BOOLEAN_TYPE types.
31083 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31085 PR tree-optimization/38492
31086 * graphite.c (rename_map_elt, debug_rename_elt,
31087 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31088 rename_map_elt_info, eq_rename_map_elts,
31089 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31090 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31091 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31092 (sese_build_livein_liveouts): New.
31093 (new_sese, free_sese): New.
31094 (new_scop): Call new_sese.
31095 (free_scop): Call free_sese.
31096 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31097 (register_old_new_names): Renamed register_old_and_new_names.
31098 (register_scop_liveout_renames, add_loop_exit_phis,
31099 insert_loop_close_phis, struct igp,
31100 default_liveout_before_guard, add_guard_exit_phis,
31101 insert_guard_phis, copy_renames): New.
31102 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31103 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31104 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31105 (scop_adjust_phis_for_liveouts): New.
31106 (gloog): Call scop_adjust_phis_for_liveouts.
31108 * graphite.h (struct sese): Documented. Added fields liveout,
31109 num_ver and livein.
31110 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31111 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31112 (struct scop): Added field liveout_renames.
31113 (SCOP_LIVEOUT_RENAMES): New.
31115 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31117 PR tree-optimization/38510
31118 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31119 (translate_clast): Call recompute_all_dominators before
31121 (gloog): Call recompute_all_dominators before graphite_verify.
31123 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31124 Jan Sjodin <jan.sjodin@amd.com>
31126 PR tree-optimization/38500
31127 * graphite.c (create_sese_edges): Call fix_loop_structure after
31130 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31132 * config.gcc: Add m32r*-*-rtems*.
31133 * config/m32r/rtems.h: New file.
31135 2009-01-05 Ben Elliston <bje@au.ibm.com>
31137 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31138 (.po.pox): Likewise.
31139 (po/gcc.pot): Likewise.
31141 2009-01-04 David S. Miller <davem@davemloft.net>
31143 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31144 (STARTING_FRAME_OFFSET): Always set to zero.
31146 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31148 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31149 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31150 fixed-point types, and vectors of the same.
31152 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31154 * config/mips/sync.md (*mb_barrier): Rename to...
31155 (*memory_barrier): ...this.
31157 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31159 * doc/extend.texi (Function Attributes): Move @cindex after @item
31160 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31161 and put in alphabetical order. Fix 'target' name and put in order.
31162 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31165 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31167 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31168 (memory_barrier): Expand as unspec instead of unspec_volatile.
31169 Remove mem:BLK from insn operands. Use Pmode scratch register.
31170 (*memory_barrier): Define as unspec instead of unspec_volatile.
31171 Use (match_dup 0) as input operand.
31173 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31174 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31175 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31176 scratch register. Remove operand 1.
31177 (*stbar): Define as unspec instead of unspec_volatile.
31178 Use (match_dup 0) as input operand, remove (const_int 8).
31179 (*membar): Define as unspec instead of unspec_volatile.
31180 Use (match_dup 0) as input operand, remove input operand 2.
31182 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31183 (memory_barrier): Expand as unspec instead of unspec_volatile.
31184 Remove mem:BLK from insn operands. Use Pmode scratch register.
31185 (*memory_barrier): Define as unspec instead of unspec_volatile.
31186 Use (match_dup 0) as input operand.
31188 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31189 Remove mem:BLK from insn operands. Use Pmode scratch register.
31190 Set volatile flag on operand 0.
31191 (*memory_barrier): New insn pattern.
31193 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31195 (*memory_barrier): Use (match_dup 0) as input operand.
31197 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31198 Remove mem:BLK from insn operands. Use Pmode scratch register.
31199 Set volatile flag on operand 0.
31200 (*mb_internal): New insn pattern.
31202 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31204 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31206 PR middle-end/38586
31207 * function.c (struct temp_slot): Move to the section of the file
31208 that deals with temp slots. Remove field 'address'.
31209 (temp_slot_address_table): New hash table of address -> temp slot.
31210 (struct temp_slot_address_entry): New struct, items for the table.
31211 (temp_slot_address_compute_hash, temp_slot_address_hash,
31212 temp_slot_address_eq, insert_temp_slot_address): Support functions
31214 (find_temp_slot_from_address): Rewrite to use the new hash table.
31215 (remove_unused_temp_slot_addresses): Remove addresses of temp
31216 slots that have been made available.
31217 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31218 worker function for remove_unused_temp_slot_addresses.
31219 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31220 Add the temp slot address to the address -> temp slot map.
31221 (update_temp_slot_address): Update via insert_temp_slot_address.
31222 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31223 (pop_temp_slots): Likewise.
31224 (init_temp_slots): Allocate the address -> temp slot map, or empty
31225 the map if it is already allocated.
31226 (prepare_function_start): Initialize temp slot processing.
31228 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31230 PR middle-end/38584
31231 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31232 Calculate the size of all stack vars assuming no packing of stack
31233 vars will happen, replacing a quadratic algorithm with a linear one.
31235 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31238 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31241 2009-01-03 Diego Novillo <dnovillo@google.com>
31243 * doc/contrib.texi: Update contributions.
31245 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31248 * builtins.c (fold_builtin_memory_op): Give up if either operand
31249 is volatile. Set srctype or desttype to non-qualified version
31253 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31254 and FUNCTION_DECLs.
31256 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31258 PR rtl-optimization/35805
31259 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31260 problem if fast dce is able to remove any instructions.
31261 * dce.c (dce_process_block): Fix dump message.
31263 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31266 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31268 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31270 PR middle-end/38690
31271 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31272 * tree-pretty-print.c (op_code_prio): New function.
31273 (op_prio): No longer static. Use op_code_prio.
31274 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31275 Use op_prio and op_code_prio to determine if () should be
31276 printed around operand(s) or not.
31278 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31279 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31280 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31281 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31282 pp_character instead of pp_string for single letter printing.
31284 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31286 * doc/extend.texi: Fix '#pragma GCC option' typo.
31288 2009-01-02 Richard Guenther <rguenther@suse.de>
31290 * doc/install.texi (--enable-checking): Mention different
31291 default for stage1.
31292 (--enable-stage1-checking): Document.
31294 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31296 PR middle-end/30142
31297 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31298 case to be an error.
31300 2009-01-02 Ben Elliston <bje@au.ibm.com>
31302 * config/fp-bit.h (pack_d): Constify argument.
31303 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31304 (isnan): Constify argument.
31306 (iszero): Likewise.
31307 (pack_d): Likewise.
31308 (_fpadd_parts): Constify return type.
31309 (_fpmul_parts): Likewise.
31310 (_fpdiv_parts): Likewise.
31312 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31315 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31316 warn about overwriting initializer with side-effects or
31317 -Woverride-init if !IMPLICIT.
31318 (output_init_element): Likewise. Pass IMPLICIT down to
31320 (process_init_element): Add IMPLICIT argument. Pass it down
31321 to output_init_element.
31322 (push_init_element, pop_init_level, set_designator): Adjust
31323 process_init_element callers.
31324 (set_nonincremental_init, set_nonincremental_init_from_string):
31325 Adjust add_pending_init callers.
31326 (output_pending_init_elements): Adjust output_init_element callers.
31327 * c-tree.h (process_init_element): Adjust prototype.
31328 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31329 process_init_element callers.
31332 Copyright (C) 2009 Free Software Foundation, Inc.
31334 Copying and distribution of this file, with or without modification,
31335 are permitted in any medium without royalty provided the copyright
31336 notice and this notice are preserved.